CN215538700U - High-pressure rubber diaphragm filter plate filter press - Google Patents
High-pressure rubber diaphragm filter plate filter press Download PDFInfo
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- CN215538700U CN215538700U CN202121273404.XU CN202121273404U CN215538700U CN 215538700 U CN215538700 U CN 215538700U CN 202121273404 U CN202121273404 U CN 202121273404U CN 215538700 U CN215538700 U CN 215538700U
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Abstract
The utility model relates to a high-pressure rubber diaphragm filter plate filter press, wherein an upper feeding hole communicated with a feeding channel is formed in the middle of the top of a plate frame part of a metal filter plate, the lower opening of the feeding channel is connected with a long strip-shaped feeding hole, a feeding compression ring in compression joint with the upper side of a chloroprene rubber diaphragm is arranged outside the long strip-shaped feeding hole, the upper feeding holes of a plurality of metal filter plates are respectively communicated with feeding through a plurality of feeding pipes with feeding pumps, four air inlets are respectively formed in four corners of a plate frame part, four arc pressing plates which are not connected are uniformly distributed on the chloroprene rubber diaphragm around the central circumference to divide a film cavity between the chloroprene rubber diaphragm and the filter plate part into a peripheral film cavity and a central film cavity, and the four air inlets are respectively communicated with the four corners of the peripheral film cavity through air inlet channels at the four corners of the plate frame part. The device has simple structure, can effectively meet the high-efficiency feeding of slurry with low water content under high-pressure filter pressing operation, and has stable and controlled operation amount, safe use and long service life.
Description
Technical Field
The utility model relates to a filter press, in particular to a high-pressure rubber diaphragm filter plate filter press.
Background
In the existing membrane filter press, a filter plate is usually provided with a central opening, and a plurality of materials are sequentially communicated for feeding, so that for some coal mines, titanium gypsum and other slurry with lower water content, the central feeding resistance is large, the feeding speed rate is low, time is consumed, feeding to a filter pressing cavity is insufficient, the feeding amount cannot be effectively controlled, and the filter pressing efficiency is lower; in addition, the diaphragms on the two sides of the filter plate are fixed in a compression joint mode at the central opening position, one or two air inlet holes in the upper portion of the traditional filter plate are used for feeding air and directly punching the diaphragms at the central fixing positions on the filter plate, high-pressure operation is performed under the condition that feeding of slurries such as coal mines, titanium gypsum and the like with low water content is insufficient and uncontrollable, the high-pressure air inflow of the diaphragms on the two sides of each filter plate possibly has large difference, compression joint looseness at the central position is easily caused, and the compression joint safety and the service life of filter pressing are affected.
Disclosure of Invention
The high-pressure rubber diaphragm filter plate filter press provided by the utility model has a simple structure, can effectively meet the requirement of efficient feeding under the high-pressure filter pressing operation of slurry with low water content, is stable and controlled in operation amount, is safe to use and has a long service life.
The technical scheme adopted by the utility model is as follows: the utility model provides a high pressure rubber diaphragm filter press, includes a plurality of metal filter plates, and the both sides of metal filter plate cover chloroprene rubber diaphragm, a plurality of metal filter plates crimping in proper order, its characterized in that: the metal filter plate comprises a filter plate part and a plate frame part which are connected, wherein an upper feeding hole is formed in the middle of the top of the plate frame part, a feeding channel is integrally communicated and arranged in the plate frame part and the filter plate part, the upper opening of the feeding channel is connected with the feeding hole, the lower opening of the feeding channel is connected with a strip-shaped feeding hole formed in the upper part of the filter plate part, the lower opening of the strip-shaped feeding hole is formed along the width direction and the length of the filter plate part, a feeding compression ring which is in compression joint with the upper edge of a chloroprene rubber diaphragm is arranged on the outer part, the upper feeding holes of a plurality of metal filter plates are respectively communicated with feeding through a plurality of feeding pipes with feeding pumps, four air inlets are respectively formed in four corners of the plate frame part, four arc pressing plates which are not connected are uniformly distributed on the chloroprene rubber diaphragm around the central circumference, the arc pressing plates are in compression joint with the filter plate part to divide a diaphragm cavity between the chloroprene rubber diaphragm and the filter plate part into a peripheral diaphragm cavity and a central diaphragm cavity, the peripheral diaphragm cavity and the central diaphragm cavity are communicated through a gap between two adjacent pressing plates, and the four corners of the filter plate part are staggered through a gap between two adjacent pressing plates, the four air inlet holes are respectively communicated with the four corners of the peripheral film cavity through air inlet channels at the four corners of the plate frame part.
Further, the feeding compression ring is pressed on the upper part of the chloroprene rubber diaphragm.
Furthermore, the direction from the lower opening of the feeding channel to the feeding compression ring of the strip-shaped feeding hole is of a gradual-change opening expansion structure.
Furthermore, the air inlet holes at the four corners of the plate frame part are respectively provided with an upper end face and a lower end face which are externally connected with an air inlet hose.
Further, the feeding compression ring and the arc pressing plate are made of stainless steel.
According to the utility model, slurry is fed to the strip-shaped feed inlet along the width direction of the filter plate part at a high speed and in a quantitative manner through the feed inlet and the feed channel on each metal filter plate by the feed pipe through the feed inlet pump via the feed inlet hole and the feed channel, the strip-shaped feed inlet is pressed and connected above the diaphragm by the feed compression ring, and during subsequent high-pressure air inlet operation, the pressure of the diaphragms on two sides of each metal filter plate is balanced, so that the service life of the metal filter plate is prolonged; and the diaphragm is divided into a peripheral diaphragm cavity and a central diaphragm cavity, and the two diaphragm cavities are pressurized and operated at high pressure, so that the influence of edge damage of long-term high-pressure operation of a single diaphragm cavity can be effectively reduced, and the service life of the diaphragm is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the filter plate comprises a plate frame portion 1, a filter plate portion 2, an upper feeding hole 3, a feeding channel 4, a strip-shaped feeding hole 5, a feeding compression ring 6, a chloroprene rubber diaphragm 7, an arc pressing plate 8 and an air inlet 9.
Detailed Description
The following is further described with reference to the accompanying drawings.
FIG. 1 shows: a high-pressure rubber diaphragm filter plate filter press comprises a plurality of metal filter plates, each metal filter plate comprises a filter plate part 2 and a plate frame part 1 which are connected with each other, an upper feeding hole 3 is arranged in the middle of the top of the plate frame part 1, a feeding channel 4 is integrally communicated and arranged in the plate frame part and the filter plate part, the upper opening of the feeding channel is connected with the feeding hole, the lower opening of the feeding channel is connected with a strip-shaped feeding hole 5 arranged on the upper part of the filter plate part, the lower opening of the strip-shaped feeding hole is arranged along the width direction and the length direction of the filter plate part and is externally provided with a feeding press ring 6 in compression joint with the upper edge of a chloroprene rubber diaphragm, the strip-shaped feeding hole is of a gradual opening expanding structure from the lower opening of the feeding channel to the direction of the feeding press ring, the upper feeding holes of the plurality of metal filter plates are respectively communicated with feeding through a plurality of feeding pipes with a feeding pump, four air inlets 9 are respectively arranged at four corners of the plate frame part 1, the periphery of the chloroprene rubber diaphragm 7 is in compression joint with the filter plate part, the chloroprene rubber diaphragm 7, four circular arc pressing plates 8 which are not connected with each other around the center circumference, the circular arc clamp plate crimping divide into periphery membrane chamber and central membrane chamber with the diaphragm chamber between chloroprene rubber diaphragm and filter plate portion on the filter plate portion, and through clearance intercommunication and the filtration plate portion four corners that staggers in clearance between two liang of adjacent two clamp plates between periphery membrane chamber and central membrane chamber between two adjacent clamp plates, four inlet ports are put through respectively to periphery membrane chamber four corners through the inlet channel in sheet frame portion four corners.
In the above embodiment, in order to ensure the stability and safety of the metal member internally contacting the slurry, the feeding press ring and the arc-shaped press plate are designed to be made of stainless steel.
Claims (5)
1. The utility model provides a high pressure rubber diaphragm filter press, includes a plurality of metal filter plates, and the both sides of metal filter plate cover chloroprene rubber diaphragm, a plurality of metal filter plates crimping in proper order, its characterized in that: the metal filter plate comprises a filter plate part and a plate frame part which are connected, wherein an upper feeding hole is formed in the middle of the top of the plate frame part, a feeding channel is integrally communicated and arranged in the plate frame part and the filter plate part, the upper opening of the feeding channel is connected with the feeding hole, the lower opening of the feeding channel is connected with a strip-shaped feeding hole formed in the upper part of the filter plate part, the lower opening of the strip-shaped feeding hole is formed along the width direction and the length of the filter plate part, a feeding compression ring which is in compression joint with the upper edge of a chloroprene rubber diaphragm is arranged on the outer part, the upper feeding holes of a plurality of metal filter plates are respectively communicated with feeding through a plurality of feeding pipes with feeding pumps, four air inlets are respectively formed in four corners of the plate frame part, four arc pressing plates which are not connected are uniformly distributed on the chloroprene rubber diaphragm around the central circumference, the arc pressing plates are in compression joint with the filter plate part to divide a diaphragm cavity between the chloroprene rubber diaphragm and the filter plate part into a peripheral diaphragm cavity and a central diaphragm cavity, the peripheral diaphragm cavity and the central diaphragm cavity are communicated through a gap between two adjacent pressing plates, and the four corners of the filter plate part are staggered through a gap between two adjacent pressing plates, the four air inlet holes are respectively communicated with the four corners of the peripheral film cavity through air inlet channels at the four corners of the plate frame part.
2. The high pressure rubber membrane filter press of claim 1, wherein: and the feeding compression ring is pressed on the upper part of the chloroprene rubber diaphragm.
3. The high pressure rubber membrane filter press of claim 1, wherein: the strip-shaped feed inlet is of a gradual-change opening expansion structure from the lower opening of the feed channel to the feed compression ring.
4. The high pressure rubber membrane filter press of claim 1, wherein: and air inlet holes at four corners of the plate frame part are respectively provided with an upper end surface and a lower end surface which are externally connected with air inlet hoses.
5. The high pressure rubber membrane filter press of claim 1, wherein: the feeding compression ring and the arc pressing plate are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121273404.XU CN215538700U (en) | 2021-06-08 | 2021-06-08 | High-pressure rubber diaphragm filter plate filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121273404.XU CN215538700U (en) | 2021-06-08 | 2021-06-08 | High-pressure rubber diaphragm filter plate filter press |
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| Publication Number | Publication Date |
|---|---|
| CN215538700U true CN215538700U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121273404.XU Active CN215538700U (en) | 2021-06-08 | 2021-06-08 | High-pressure rubber diaphragm filter plate filter press |
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| CN (1) | CN215538700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492728A (en) * | 2023-06-25 | 2023-07-28 | 合众创亚(保定)纸业包装有限公司 | Sewage treatment device for producing packaging box paperboards |
-
2021
- 2021-06-08 CN CN202121273404.XU patent/CN215538700U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492728A (en) * | 2023-06-25 | 2023-07-28 | 合众创亚(保定)纸业包装有限公司 | Sewage treatment device for producing packaging box paperboards |
| CN116492728B (en) * | 2023-06-25 | 2023-11-17 | 合众创亚(保定)纸业包装有限公司 | Sewage treatment device for producing packaging box paperboards |
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