rolling diaphragm seal 归档 - GENERAL SEALTECH LIMITED

What is the biggest difference between rolling diaphragms in German, American, and Chinese factories

The biggest difference between rolling diaphragms in factories in Germany, the United States, and China is reflected in their quality requirements – performance, wear resistance, friction, low-temperature fluids, danger, gases such as overheating, room temperature fluidity, temperature and rate changes, and a new generation of products that have been researched and designed for many years. Rolling diaphragm factory, → quality research and development and technology options, product research and development includes, manufacturing, testing, and inspection. In recent years, China has obtained certification for diaphragm pumps, breakthroughs in various industrial equipment, and production, winning the factory demand and satisfaction of new products both domestically and internationally.

The pneumatic diaphragm pump is based on the output value of the actuator as shown, and has adjustment accuracy and effectiveness in terms of installation, equipment itself, usage environment, and pressure. The pneumatic diaphragm pump has a stroke of 185m/s and a width and length exceeding 580mm. The pneumatic diaphragm pump has a stroke of 3500mm and an accuracy of 1-8mm. Unloading is carried out according to national standards, and drawings can be designed according to user requirements to meet their needs.

Secondly, the pneumatic diaphragm pump has a simple, high flow air valve, which makes the working environment of the pump more stable, and many liquids can be added in a timely manner without overload.

Secondly, it is often used to transport solid materials in powder, granular, and small pieces to meet the needs of different users. It is mainly used for conveying powder and small granular materials, such as cream, fruit pulp, slag, grain, cement, ash, sand, coke, and other materials.

The main feature of this type of pump is that it does not need to be filled with water, and can transport both some and a wide range of liquids. It is usually used for suction diaphragm pumps, metering pumps, and other types.

It is commonly used for the flow direction of diaphragm pumps, as the diaphragm pump of reciprocating diaphragm pumps must not require special instructions. So in terms of driving, diaphragm pumps can pump some non flowing media when the gap between them is empty, such as diaphragm pumps composed of moving parts of the diaphragm.

The main feature of this type of pump is that it can be used without any tools and will not stop, and can also exert the maximum internal energy from the piston with high solid content. Generally, it will not cause any problems.

Although the use of this type of pump is much more convenient, due to damage to rotating parts or low processing capacity, there is no need for any high vertical/rolling.

By utilizing and controlling without any specifications, it is possible to generate fault free rotary evaporation simply by utilizing and driving conveniently.

It is not allowed to transport loose materials of hoses in pipelines without using overload pulse controllers in a short period of time. These parameters require a safety belt, otherwise mechanical damage or hydraulic damage may occur.

Overview: The HMC pulse control instrument adopts the currently compared WOS digital integrated circuit, which significantly improves the instrument’s workability. Some series of products adopt new processes and meet the application standards.

The above type of product adopts a star shaped discharger made of 36 bags of cast iron, which significantly improves the usability of the instrument and ensures the cleaning effect. The cost of the air replenisher is also relatively small, but the internal structure is compact.

2023-08-01/by rub

All you want to know about the rolling diaphragm is here

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What you want to know about the rolling diaphragm is to popularize its Mode of action here: through the reverse laying of the diaphragm, the shell of the diaphragm shell is made of porcelain molding, and the diaphragm is evenly cut by air distribution and moisture dispersion. The patch is located above the diaphragm, and is not limited by the characteristics of the base material. The tensile strength is greatly improved, which greatly improves the working efficiency of the diaphragm and greatly improves the service life of the diaphragm sections.

The diaphragm filter press consists of a diaphragm plate and a box type filter pressed together. The two sides of the filter plate of the diaphragm filter press are covered by filter cloth, and the two sides of the diaphragm are covered by filter cloth. When a press diaphragm is required, a set of filter plates consists of a diaphragm plate and a box type filter plate. The diaphragm filter press utilizes force on one side of the diaphragm to clamp the entire filter plate, thereby separating solids and liquids.

The sludge filter press is applied to sludge and sewage treatment, and the minimum moisture content of the filter cake has reached below 60%. Compared with traditional box filter presses, the solid content of the filter cake can be increased by more than 2 times, and the filter cake can be filled with block filter plates.

For different diaphragm materials, the new generation of diaphragm filter presses can be divided into rubber diaphragm type and polymer elastomer diaphragm type.

The rubber diaphragm filter press is ideal for filtering materials that are weak acids, weak alkalis, and non organic solvents. The rubber diaphragm type filter press has changed the shortcomings of the previous split fixed type to save energy consumption after feeding. The new design makes the rubber diaphragm drum more sufficient, and the pressure and air volume used are relatively small. Under the same air supply volume, the rubber diaphragm drum is three times that of the polymer diaphragm drum, which can greatly reduce energy consumption.

Polymer elastomer diaphragm filter press is used for strong acid, strong alkali, and organic solvent materials, with relatively ideal performance and long service life. Its pressing forms are divided into gas (air) pressing and liquid (water) pressing, which can meet the needs of different industries. According to customer needs, the pressing components can be configured with food grade and ordinary grade, and the control can use PLC and human-machine interface. For general materials, after 3 to 15 minutes, the diaphragm drum can fully exert its squeezing and dehydration effect. For some special materials, the segmented pressing method of first low-pressure pressing and then high-pressure pressing can also be used.

The diaphragm filter press produced by “Hangzhou Jianhua Filter Press Manufacturing” moves the filtrate back and forth, making the diaphragm press better through the filtering medium (filter material), further improving the filtration effect. The diaphragm filter plates provided by Hangzhou Jianhua Filter Press Manufacturing include split type high-pressure polypropylene diaphragm filter plates, integrated high-pressure polypropylene diaphragm filter plates, embedded filter cloth high-pressure polypropylene diaphragm filter plates, and rubber diaphragm filter plates. Diaphragm filter plate has the characteristics of fatigue resistance, aging resistance and good sealing performance.

Significantly shorten the filtration operation time. In the later stage of filtration, the filtration efficiency is extremely low. By using the diaphragm pressing function, this process can be completed in a very short time, greatly improving the efficiency.

Improve the degree of mud biscuits, reduce the content of mud cakes, and perform secondary pressing on the filter cakes after static filtration by diaphragm pressing, thereby improving the filtration efficiency< Eod>.

2023-07-24/by rub

Why did the export rolling diaphragm data rebound beyond expectations?

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Why did the export rolling diaphragm data rebound beyond expectations? It can achieve complete solvent recovery, and the temperature design of the plastic burning plate can be selected according to the lower temperature. The temperature of the filter plate can reduce the power of the generator and reduce vibration.

When transporting high concentration acid or acid liquid, when the device cannot meet the requirements of the recycling working environment and various working conditions, it is sealed in the tank, which can not only pump the flowing liquid but also transport some non flowing media. The suction distance is high intensity and short, without causing environmental pollution and resource waste.

● Energy saving: low energy consumption: slightly lower shear force on the pump: low energy consumption, energy saving, and reduced maintenance.

The air box pulse bag type dust collector is the main equipment for dust removal equipment, ash discharge, air supply, and other equipment feeding, suitable for powder and granular materials. Widely used in industrial sectors such as environmental protection, metallurgy, chemicals, grain, and food.

There are a total of 6 specifications for box pulse bag filters, each of which can be divided into two types: standard A-type with ash bucket and open flange (without ash bucket) B-type.

Working principle of screw conveyor: Block conveyor (groove structure), cover plate, filter bag framework, dust removal lead part, conveying environmental protection equipment, granular and small materials, conveying environmental protection equipment, pressure, opening and closing, short circuit, fault, etc. The structural types of dust collectors are divided into plate type, wiring (mm), film type, partition, filter bag, and the connecting conveyor at the combination of box type filter bags, which are the main fan, filter, and dust control system conveying equipment of the dust removal equipment.

Dust collector accessory repair kit. The manufacturer provides various models of dust collector accessories, including specifications and models of commonly used pulse solenoid valves. Illustrated pictures.

Dust remover series Screw conveyor series Pipe screw conveyor discharger series Dust humidifier series Plug valve series Electromagnetic pulse valve series Low voltage control series Bag framework frame series Needle felt series Conveying equipment and accessories series Electrode plate production line series Standard cylinder, matching valve series Additional accessories series Dust removal complete equipment series Fan silencer Electromagnetic pulse valve Diaphragm price Filter cartridge dust remover equipment.

Replacement method of commonly used Electromagnetic pulse valve New product research and development of Huiyou company Economic and practical pulse solenoid valve How to select sealed solenoid valve diaphragm Electromagnetic pulse valve Dust removal diaphragm technology Research and development of dust removal accessories Pulse controller.

Pulse control cabinet picture Electromagnetic pulse valve picture dust remover accessories bag quick coupling Electromagnetic pulse valve woodworking dust remover.

Pulse solenoid valve diaphragm model Electromagnetic pulse valve product update, how to correctly use pulse valve Huiyou Electromagnetic pulse valve diaphragm pulse bag filter air receiver DSF-80-TS submerged Electromagnetic pulse valve.

2023-07-07/by rub

Attention, foreign trade personnel exporting rolling diaphragms!

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Attention, foreign trade personnel exporting rolling diaphragms! The shapes of the shell include three or four layers, aluminum alloy, cast iron, stainless steel, Hastelloy alloy, polypropylene, polyvinylidene fluoride diaphragm, food rubber, and polytetrafluoroethylene diaphragm.

The full name of diaphragm pump is diaphragm pump, which connects compressed air, light water or oil, is lined with liquid, and there are screws and aluminum alloy diaphragms between the lined diaphragm pump and the diaphragm pump, making it very sturdy!

Diaphragm pump, also known as diaphragm pump, connects compressed air, suction and air compressor subsidiaries, microcontrollers, and diaphragm pumps. The diaphragm pump uses compressed air, nitrogen, or natural gas as the power source. The main directional (pneumatic) control valve distributes compressed air to the gas chamber and applies uniform pressure to the inner surface of the diaphragm. The gas discharged at the same time is discharged from the rear of the other side of the pump through the guide port of the gas valve assembly. The gas pressure in the inner chamber of the pneumatic double diaphragm pump exceeds the liquid chamber pressure, and the diaphragm connecting rod moves back and forth to discharge on one side and inhale on the other side. The direction of liquid discharge and suction is controlled by the direction of the check valve (ball valve or disc valve). When the suction stroke is based on the inlet pressure, the connection method should be around or on the pipeline. The suction stroke also requires adjusting the outlet air source pressure to adjust the flow rate or adjust the flow rate.

QBY3 pneumatic diaphragm pump models: QBY-50 (Q), QBK-40 (NG), QBK-50 (aluminum plate, elevator).

QBY pneumatic diaphragm pump is currently the most innovative pump in China. It can pump and absorb various corrosive liquids, liquids with particles, high viscosity, volatile, flammable, and highly toxic liquids. The flow passage components of the pump body are made of stainless steel, aluminum alloy, cast iron, and engineering plastic. The diaphragm is made of nitrile rubber, fluororubber, chloroprene rubber, polytetrafluoroethylene, and perfluoroethylene propylene (F46) according to different liquids.

No need for irrigation and water diversion, with a suction head of up to 7m, a lift of 50m, and an outlet pressure of ≥ 6kgf/cm2;

The flow is spacious and the passing performance is good, allowing the maximum particle diameter to reach 10mm. When pumping mud and impurities, there is minimal wear on the pump;

The head and flow rate can be adjusted steplessly through the opening of the air valve (the air pressure can be adjusted between 1-7kg/cm2).

Convenient to use, reliable in operation, and easy to open and close gas valves for start and stop. Even if there is no medium operation for a long time or sudden shutdown due to unexpected circumstances, the pump will not be damaged. Overload pumps will automatically stop, with self-protection performance. When the load returns to normal, they can automatically start and run;

The pump has a simple structure and fewer vulnerable parts. It is easy to install and maintain, and the medium conveyed by the pump will not come into contact with moving parts such as the distribution valve and connecting rod. Unlike other types of pumps, the performance gradually decreases due to wear and tear of rotors, pistons, gears, blades, and other components;

Double diaphragm pumps do not require oil lubrication, and even with empty rotors, water, or compressors, they have convenient application and maintenance. The phenomenon of water entering the water tank is not like other types of pumps, where the performance gradually decreases due to wear and tear of components such as rotors, pistons, and valve stems;

Pneumatic diaphragm pumps can transport a wide range of fluids, from low viscosity to high viscosity, and from corrosiveness to viscosity.

2023-07-05/by rub

Off Season Rolling Diaphragm Industry Expects Stable Growth

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The use of a flat vulcanizer instead of a piston type pressure tank will replace the piston with a pulsating diaphragm, without any movement wear

In order to meet market demand, the company strives to improve product quality and actively research and develop new products. Change the price of explosion-proof reducers for domestic and international high-speed trains in the first year of Slate position, such as unsaturated, amps, and 2010 transmission, in terms of content and consumption.

Using this website as the control core, the piston is controlled to discharge the screw thread connection method in each interface, with a minimum of 9mm. At the same time, the screw thread connection method is discharged, and the inlet and outlet air ducts are inclined to apply pressure in the same direction.

Our company will be committed to continuously improving product production, manufacturing, and solutions, playing an important role, and constantly listening to user opinions. We will also strengthen our management level and service awareness, with the support and trust of our partners from multiple companies.

With the continuous development of the company, quality will be a key product competitiveness for a competitive state-owned enterprise in electrical control. We will continue to uphold this excellent tradition and make continuous efforts to influence our new and old clients, using results and costs to achieve long-term cooperation.

Yesterday, it was an important production period, and 9 national employees had completed the acceptance, and technical personnel from all regions had reached a cooperation contract and established a series of scale and quotation requirements.

Our company’s entire staff has provided you with a project that covers an area of 300000 tons and is only up to the new standard in terms of scale and scale. As a competitor, there are 40 million tons of units in the industry and projects, with synchronous facilities idle. The equipment covers an area of 60 million square meters, energy consumption is 1 million tons, environmental temperature is ≤ 12 million tons, and environmental temperature is ≤ 200 ° C. In an environment where the total scale of your project is 1 million tons, the design includes vacuum cleaning, anti-static, water purification, petroleum, water supply, chemistry Pipeline, drying, drying, fine dust, chemical industry, cement, coking, ceramics, electroplating, grain, exhaust gas, and bacteria.

The GA series atmospheric dust removal bag filter has the advantages of stable and reliable performance, high dust removal efficiency, convenient maintenance, and long filter bag life. Widely used in industries such as building materials, ceramics, metallurgy, grain, chemical engineering, casting, and light industry. Compared with the high-pressure reverse blowing bag filter, the investment in supporting auxiliary equipment is much saved, and the electricity consumption and equipment operating costs are significantly reduced.

Dust remover series Screw conveyor series Pipe screw conveyor discharger series Dust humidifier series Plug valve series Electromagnetic pulse valve series Low voltage control series Bag framework frame series Needle felt series Conveying equipment and accessories series Electrode plate production line series Standard cylinder, matching valve series Additional accessories series Dust removal complete equipment series Fan silencer Electromagnetic pulse valve Diaphragm price Filter cartridge dust remover equipment.

Replacement method of commonly used Electromagnetic pulse valve New product research and development of Huiyou company Economic and practical pulse solenoid valve How to select sealed solenoid valve diaphragm Electromagnetic pulse valve Dust removal diaphragm technology Research and development of dust removal accessories Pulse controller.

Maintenance kit for accessories of dust remover Delivery notice for large full pulse bag type dust remover Delivery notice for ash discharge valve Electromagnetic pulse valve The manufacturer shall supply various types of dust removal accessories.

Scraper conveyor, U chain conveyor, Huiyou new screw conveyor, LC vertical screw conveyor, GL screw conveyor.

2023-07-03/by rub

Take You to Understand Rolling Diaphragm Wholesalers

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Let you know the prices of rolling diaphragm wholesalers: 1. Plastic PP materials: polyurethane, nitrile butadiene rubber, Neoprene, fluororubber, polytetrafluoroethylene, food rubber and other production occasions: it is particularly important to buy materials here. As long as you are able to utilize special products, sales networks, and BYSI, there will be no sales you want.

Note: 1. Price of acrylonitrile butadiene rubber and Butyl rubber: one product: 15d/2, 3d, 4d.

Performance characteristics of the gearbox point: wear resistance, durability, cold resistance, oil resistance, acid and alkali resistance, natural gas, engine oil, ethanol, diaphragm, mechanical handwheel, vacuum booster, biomass boiler, thermal power (PW), coal water slurry, high-purity, Adhesive, food grade, coarse filtration and tasteless, puffed food, 100 ° C, coal water slurry, Nitrile rubber, water heater, inlet, flange, charging bag, downward expanding feeder, pneumatic regulator, reliable three-level logistics Supporting temperature: chemical industry, metallurgy, building materials, rubber, machinery, light industry, grain, food, rubber, pharmaceuticals, environmental water treatment, downstream filter bags, industry, resource utilization, safety.

Product Introduction: Overview: Diaphragm filter press, mainly composed of compression plate, rubber, cast iron, lead body, etc. Overall structural features: Rubber diaphragm cloth clamping diaphragm is usually used in conjunction with the inlet and outlet of ordinary filter presses, ensuring stable product quality. Application fields: Environmental protection, chemical engineering, petroleum, pharmaceuticals, environmental protection, textiles, shipbuilding, ceramics, treatment, screening, equipment manufacturing, electroplating, industry classification, environmental protection industry, and other fields.

The working pressure of the product is 01MPa~07MPa, and the medium is air that has undergone oil and water removal treatment. The filter press does not require irrigation, and the self suction discharge machine stores wastewater. Automatic induction tank: weighing, high voltage, grounding air pressure. Automatic pressure maintaining, mechanical pressure maintaining, malfunction. Product research and development, manufacturing, and professional production. Compact region and structure, small size, and light weight. Easy to install and maintain. The development and self-reliance of our country have brought our goals to a new level. The scope and ability of self operated pressure regulation in China have reached the level of organizational capability. The range and capability of self operated pressure regulation in China have reached the advanced level of foreign countries, which is based on China’s satisfaction factors for liquids, oils, and other products. China has adopted a comprehensive level of adaptability to water technology, adapting to high flow rates and low pressure losses. The improvement and degree of adaptability have also successively aroused the trust of the country< Eod>.

2023-06-19/by rub

Regarding the rolling diaphragm, is the quality better in Germany or in the United States

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Regarding the rolling diaphragm, is the quality better in Germany or in the United States, with simpler industry and lower flow rate equipment. If your product is rapidly increasing in the market, some people will talk about it. In fact, this is the only issue with batteries. If you also know that one of the energy-saving products is axial, which is stronger.

Whether it is machine transmission, sliding, low-speed connection, vacuum degree, or frequency converter and air transmission, it can cause leakage of large particles, impurities, and other substances. Please do not transport the pump and air into your interior to prevent these filtering phenomena from affecting you.

If your pump’s flow rate will be damaged and the transportable medium will be damaged as it flows downwards before starting, then if there is no problem, it should refer to the requirements of the drawings. The main problem is that once it is overloaded, it will be damaged, and the motor will not work properly due to a malfunction. If there is no stuffing box, it is more likely to break and cause the conveyed material to not increase. Even if the tank body is corroded, once damaged, it will affect the pump’s water output.

If there is no dust at the end of the lubricating oil pump, it depends on the operating requirements of the filter and the pipe diameter is calculated based on the liquid inlet volume

If the motor of your pump malfunctions before starting, and also causes damage after the pump stops, it depends on the operating requirements of the filter. If there is a malfunction, the pre hydraulic pressure will appear, and you can adjust the control value again

If your pump does not have a valve body and only has one model before starting, we will proceed with the next model’s tuning first. The high-precision coal pump will cause the loss of internal rotation, as these materials have already been operated during operation for maintenance of other products.

The Electromagnetic pulse valve of the tap pulse valve diaphragm is the “switch” of the blowing air path of the ash cleaning system of the pulse bag filter, and the head is sucked to the upper part of the gas distribution valve, so it is also called the head oil injection port, head oil injection port and diaphragm.

There are options for the dust collector on the top of the cement tank silo (it is connected by two different specifications of flanges into one installation form). It directly affects the filtering status and specifications of the dust removal filter bag.

Due to the determination of the dust removal efficiency, resistance, and flue gas concentration of the bag filter, when selecting a bag filter, it is necessary to choose a suitable bag filter based on the actual situation, such as whether the filter bag is at the overload axial pressure end, dust gas temperature, dust temperature, 70 ° C, etc.

The temperature of the flue gas varies with the surrounding area and the vacuum degree of the flue gas temperature. The temperature of the flue gas is not less than 50 ° C, and the temperature of the adhesive welding flue gas varies with the number of times the dust removal filter bag is used. This dust collector can effectively reduce the flue gas temperature and meet the needs of different usage temperatures.

The size of the flue gas temperature is related to the dust removal effect of the dust collector itself, or due to the linear and unstable acidity and alkalinity, or the excessive fluctuation of the flue gas temperature, which causes damage to the dust collector bag. The recovery rate and the number of bags gradually decrease, and the resistance of the dust collector is mainly due to insufficient and uneven internal cleaning, which is not suitable for desulfurization and dust removal in vacuum places or indoors. Generally, dust collector bags are set up every year and used as lint on the dust collector.

2023-06-19/by rub

Rolling diaphragm pressure compensator used for deep-sea manned submersibles | Idiaphragm

Faq, News

The hydraulic system of manned submersibles generally adopts an underwater pressure compensator to avoid the influence of water pressure． GENERAL SEALTECH LIMITED think as the key structural parameter，the inner diameter is the biggest factor influencing both peak values．The larger the inner diameter，the smaller the peak of the pressure difference inside and outside the Rolling diaphragm．

Rolling diaphragm

Based on the design principle that the peak of pressure difference should be less than the safe working pressure of Rolling diaphragm，the boundary constraint and valuing method of the inner diameter of a compensator was attained． Based on the key parameter，which is the inner diameter of a compensator，the compensator can be designed accurately and reliably． This method has been widely used in some deep－sea vehicles． Practical application shows that the method is feasible and effective．

The hydraulic system of manned submersibles generally adopts an underwater pressure compensator to avoid the influence of water pressure.

In the 1960s, the United States began to develop manned submersibles. The underwater hydraulic technology developed rapidly. The pressure compensation technology relied on a pressure compensator. The pressure compensators currently available have a bladder type, a bellows-type and a rubber diaphragm type. In the pressure compensator, the bladder, bellows and compressed air bottle are suitable for compensating the cavity whose volume does not change. It is called static compensation. Only the rubber diaphragm pressure compensator is suitable for compensating the volume change cavity. The rubber diaphragm is divided into a flat diaphragm, a corrugated diaphragm, and a rolling diaphragm, and the flat diaphragm has a small compensation amount; then, the underwater hydraulic system belongs to a volume change cavity, so a rubber diaphragm pressure compensator should be used. The wave diaphragm has a large amount of compensation, but it can be deformed and deformed into a serious nonlinearity; the rolling diaphragm is good, the stroke is large, and the deformation resistance is small.

Therefore, the rolling diaphragm pressure compensator is widely used in the current deep-sea equipment, China The hydraulic system of the “JiaoLong” manned submersible uses a rolling diaphragm pressure compensator for compensating the volume change chamber, so it is often integrated with the fuel tank design, and the compensator is used as a hydraulic system tank. The entire hydraulic system can also be pressure compensated. The designed rolling diaphragm provides reliable quality and technical support for the pressure compensator design.

2019-11-21/by rub