CN112807789B - Filter plate of filter - Google Patents
Filter plate of filter Download PDFInfo
- Publication number
- CN112807789B CN112807789B CN202011509447.3A CN202011509447A CN112807789B CN 112807789 B CN112807789 B CN 112807789B CN 202011509447 A CN202011509447 A CN 202011509447A CN 112807789 B CN112807789 B CN 112807789B
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- Prior art keywords
- filter
- filter cloth
- expansion
- fixed
- expansion pipe
- Prior art date
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- 239000004744 fabric Substances 0.000 claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 19
- 229920001971 elastomer Polymers 0.000 claims description 18
- 239000003513 alkali Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 6
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims description 4
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 239000013589 supplement Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a filter plate of a filter. It includes the filter, the both sides edge of filter all is fixed with the filter support, the internally mounted of filter support has the expansion pipe, all install the filter cloth on the two sides of filter, the inside at the filter support is fixed to the side of filter cloth, the expansion pipe contacts with the filter cloth, the filter cloth can be dismantled with the filter support, install the part of binding tightly around the filter cloth, the inside of filter support is arranged in to the part of binding tightly, the part of binding tightly contacts with the expansion pipe through the filter cloth. The invention has the beneficial effects that: the time and the labor are saved, the installation and the replacement process of the filter cloth are very convenient, and the labor intensity of workers is greatly reduced; the filter cloth has good fixation on the filter plate, and cannot generate folds and looseness.
Description
Technical Field
The invention relates to the related technical field of filtering machines, in particular to a filtering plate of a filtering machine.
Background
At present, a filter disc structure on a filter is a full-circle structure assembled by a plurality of filter plates, wherein filter cloth is sleeved on the whole filter plate. When changing the filter cloth, need dismantle the monoblock filter from the center pin, take off old filter cloth, sheathe new filter cloth again, then on reinstalling the filter to the center pin, the change process is very troublesome, wastes time and energy.
The Chinese patent with the publication number of CN201810013942 discloses a disc filter convenient for replacing filter cloth and a filter cloth replacing method, wherein the disc filter comprises a central shaft and a sector plate, a supporting handle on the sector plate is fixed on the central shaft, the outer side of an arc of the sector plate is hooped tightly through a guide rail, hanging lugs are arranged on the edges of the two side surfaces of the sector plate, annular grooves are formed in the hanging lugs, the opening directions of the annular grooves deviate from the sector plate, the two side surfaces of the sector plate are respectively provided with the filter cloth, tightening ropes are arranged on the filter cloth, and the tightening ropes are encircled on the annular grooves to fix the filter cloth on the two side surfaces of the sector plate respectively.
The filter cloth is installed in the mode of the patent, so that the whole filter plate (fan-shaped plate) can be prevented from being detached from the central shaft, but when the binding part (tightening rope) is used for binding and tightening, the effect of binding cannot be achieved all the time, and looseness can easily occur. Meanwhile, under the condition that the filter works at high temperature, the binding component (the tightening rope) easily causes the filter cloth to form folds on the filter plate (the sector plate) due to expansion with heat and contraction with cold, and the filtering effect of the filter cloth is influenced.
Disclosure of Invention
The invention provides a filter plate of a filter, which is simple and convenient to operate and greatly reduces the labor intensity of workers, and aims to overcome the defects of complex and tedious filter cloth replacing process, time waste and labor waste in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a filter of filter, includes the filter, all be fixed with the filter support on the both sides limit of filter, the internally mounted of filter support has the expansion pipe, all install the filter cloth on the two sides of filter, the inside at the filter support is fixed to the side of filter cloth, the expansion pipe contacts with the filter cloth, the filter cloth can be dismantled with the filter support.
Through the pressurization inflation of expansion pipe in the filter support, will arrange the filter cloth side in the filter support in and compress tightly, can realize the fixed of filter cloth side in the filter support, and then realize the fixed of filter cloth on the filter, fixed process is simple and convenient. When changing the filter cloth, only need carry out the pressure release to the expansion pipe, reduce the packing force of expansion pipe to the filter cloth side, can take the filter cloth side out from the filter support, and then dismantle the filter cloth from the filter, labour saving and time saving, the installation of filter cloth is very convenient with the change process, has alleviateed workman intensity of labour greatly.
Preferably, the periphery of the filter cloth is provided with a binding part, the binding part is fixed in the filter plate support, the binding part is positioned inside the filter cloth, and the binding part is contacted with the expansion pipe through the filter cloth. The filter cloth is tightly bound through the binding parts on the periphery of the filter cloth, so that the two filter cloths are tightly wrapped on two sides of the filter plate respectively, and meanwhile, the side edges of the filter cloth and the binding parts wrapped by the filter cloth are firmly fixed in the filter plate support through the expansion of the expansion pipe, so that the fixing effect of the filter cloth is greatly improved, and wrinkles and looseness cannot be generated.
Preferably, the filter cloth is provided with a fixing device of a binding member, a middle portion of the binding member is disposed inside the fixing device of the binding member, and both end portions of the binding member are disposed outside the fixing device of the binding member. The workman tightens up and ties up the operation through the both ends of tying up the part to guarantee the good fixity of filter cloth on the filter.
Preferably, the binding component consists of a round rope and two flat belts, and two ends of the round rope are respectively fixedly connected with the two flat belts. Through the combination design of circular rope and flat area to adopt the flat area as the tight end of binding part, make the tight part of binding can tightly bind filter cloth on the filter all the time, can not take place to become flexible.
Preferably, the round rope is a round steel wire rope, and the flat belt is a flat steel belt. The structural strength is high.
Preferably, the connection mode of the round rope and the flat belt is welding. The connection strength is high, and the disconnection is not easy.
Preferably, be equipped with the expansion pipe seal groove on the filter support, the expansion pipe is installed in the inside of expansion pipe seal groove, the expansion pipe can be dismantled with the expansion pipe seal groove, be equipped with the passage opening on the expansion pipe seal groove, passage opening and filter cloth are in the same side of filter, passage open-ended width is greater than the diameter of circular rope, circular rope is fixed in the expansion pipe seal groove, circular rope contacts with the expansion pipe through the filter cloth. When the filter cloth is tightened, the side edges of the filter plates and the round ropes penetrate through the channel openings and are pulled into the sealing grooves of the expansion pipes, and then the flat belts at the two ends are utilized to bundle the filter cloth. Then put into the expansion pipe again to carry out the pressurization inflation to the expansion pipe, compress tightly the circular rope that will filter cloth side and wrapped up by the filter cloth and fix in the expansion pipe seal groove, prevent to take place to become flexible, fixed effectual. In addition, the expansion pipe can be taken out from the sealing groove of the expansion pipe after pressure relief, so that the filter cloth is convenient to replace.
Preferably, the channel opening is provided with a round angle. The cost is reduced, the smoothness of the opening of the channel is improved, and the concentrated stress on the opening of the channel by the filter cloth is reduced.
As preferred, the inside of expansion pipe seal groove is equipped with steel wire location sealed groove, steel wire location sealed groove is located passageway open-ended both sides, the opening width of steel wire location sealed groove is greater than the diameter of circular rope, circular rope is fixed in steel wire location sealed groove, circular rope passes through filter cloth and contacts with the expansion pipe. Through pressurizing and expanding the expansion pipe, the circular rope wrapped by the filter cloth can be pushed into the steel wire positioning sealed groove to be firmly clamped while the filter cloth is pressed. Through the design of the steel wire positioning sealed groove, good fixation of the round rope is further realized.
Preferably, the expansion pipe comprises a rubber pipe, an alkali-resistant layer, a holding device, a gas-liquid valve and a plug, the alkali-resistant layer is fixed outside the rubber pipe through the holding device, the plug is fixed at one end of the rubber pipe, and the gas-liquid valve is fixed at the other end of the rubber pipe. Through the design of the alkali-resistant layer, the good alkali resistance of the rubber tube is ensured. Pressure medium is injected into the expansion pipe through the gas-liquid valve to enable the expansion pipe to expand, and the expansion pipe is plugged by the plug, so that good sealing performance of the rubber pipe is guaranteed.
Preferably, the material of the rubber tube is synthetic butyl rubber synthesized by isobutene and isoprene. The expansion pipe has good oil resistance, wear resistance, heat resistance and alkali resistance.
Preferably, the expansion pipe is a hydraulic pipe or a pneumatic pipe. And the applicability is wide.
Preferably, an expansion pipe outer sleeve is arranged outside the expansion pipe, an outer sleeve opening is formed in the expansion pipe outer sleeve, the outer sleeve opening is axially formed in the expansion pipe outer sleeve, the length of the outer sleeve opening is the same as that of the expansion pipe outer sleeve, and the outer sleeve opening is located on one side far away from the channel opening. The expansion pipe outer sleeve plays the preliminary positioning effect of expansion pipe on the one hand, and on the other hand can form certain protection to the expansion pipe, and the double-layer equation structure that forms by expansion pipe and expansion pipe outer sleeve, intensity is higher. Through the design of the opening of the outer sleeve, the outer sleeve of the expansion pipe can be smoothly propped open when the expansion pipe is pressurized and expanded.
Preferably, a connecting rib plate is fixed at the joint of two adjacent filter plates, and the filter plates are welded with the connecting rib plate. Two adjacent filter plates are welded and fixed through the connecting rib plates, and the integral structural strength of the filter disc is improved.
The beneficial effects of the invention are: 1. the time and the labor are saved, the installation and the replacement process of the filter cloth are very convenient, and the labor intensity of workers is greatly reduced; 2. the filter cloth has good fixation on the filter plate, and cannot generate folds and looseness; 3. the cost is reduced, and the stress on the opening of the channel of the filter cloth is also reduced; 4. the expansion pipe has good oil resistance, wear resistance, heat resistance and alkali resistance; 5. the expansion pipe can be an inflatable type or a liquid injection type, and the applicability is wide; 6. through the design of the expansion pipe jacket, the primary positioning effect of the expansion pipe is achieved on one hand, and on the other hand, the expansion pipe can be protected to a certain extent.
Drawings
FIG. 1 is a schematic structural view of a filter plate;
FIG. 2 isbase:Sub>A cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 2;
FIG. 4 is a schematic view of the construction of the cinch member;
FIG. 5 is a schematic structural view of an expansion tube;
FIG. 6 is a partial cross-sectional view of FIG. 5;
FIG. 7 is a connection diagram of two adjacent filter plates;
FIG. 8 is a schematic view of the structure of a filter;
figure 9 is a connection diagram of the filter plate and the central shaft.
In the figure: 1. the filter plate comprises a filter plate, 2 parts of filter cloth, 3 parts of a filter plate support, 4 parts of an expansion pipe sealing groove, 5 parts of an expansion pipe jacket, 6 parts of an expansion pipe, 7 parts of a jacket opening, 8 parts of a binding component, 9 parts of a fixing device of the binding component, 10 parts of a steel wire positioning sealed groove, 11 parts of a round angle, 12 parts of a channel opening, 13 parts of a flat belt, 14 parts of a round rope, 15 parts of an alkali-resistant layer, 16 parts of a rubber pipe, 17 parts of a gas-liquid valve, 18 parts of a holding device, 19 parts of a plug, 20 parts of a connecting rib plate, 21 parts of a filter base, 22 parts of a central shaft, 23 parts of a filter disc and 24 parts of a connecting device.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1 and 2, the filter plate of the filter comprises a filter plate 1, a filter plate support 3 is fixed on both side edges of the filter plate 1, an expansion pipe 6 is installed inside the filter plate support 3, filter cloth 2 is installed on both sides of the filter plate 1, the side edges of the filter cloth 2 are fixed inside the filter plate support 3, the expansion pipe 6 is in contact with the filter cloth 2, and the filter cloth is detachable from the filter plate support.
As shown in fig. 3, the filter cloth 2 is provided with a binding member 8 around the filter cloth, the binding member 8 is disposed inside the filter plate supporter 3, the binding member 8 is disposed inside the filter cloth 2, and the binding member 8 is in contact with the expansion pipe 6 through the filter cloth 2.
As shown in fig. 3, the filter cloth 2 is provided with a fastening device 9 of the binding member, the middle portion of the binding member 8 is placed inside the fastening device 9 of the binding member, and both end portions of the binding member 8 are placed outside the fastening device 9 of the binding member.
As shown in fig. 4, the binding member 8 is composed of a round rope 14 and two flat belts 13, and both ends of the round rope 14 are fixedly connected with the two flat belts 13, respectively.
The round rope 14 is a round steel wire rope, and the flat belt 13 is a flat steel belt.
The connection mode of the round rope 14 and the flat belt 13 is welding.
As shown in fig. 3, the filter plate support 3 is provided with an expansion pipe sealing groove 4, the expansion pipe 6 is installed inside the expansion pipe sealing groove 4, the expansion pipe 6 is detachable from the expansion pipe sealing groove 4, the expansion pipe sealing groove 4 is provided with a channel opening 12, the channel opening 12 and the filter cloth 2 are arranged on the same side face of the filter plate 1, the width of the channel opening 12 is larger than the diameter of the circular rope 14, the circular rope 14 is fixed in the expansion pipe sealing groove 4, and the circular rope 14 is in contact with the expansion pipe 6 through the filter cloth 2.
As shown in fig. 3, the passage opening 12 is provided with a fillet 11.
As shown in fig. 3, a steel wire positioning closed groove 10 is arranged in the expansion pipe sealing groove 4, the steel wire positioning closed groove 10 is positioned at two sides of a channel opening 12, the opening width of the steel wire positioning closed groove 10 is larger than the diameter of a circular rope 14, the circular rope 14 is fixed in the steel wire positioning closed groove 10, and the circular rope 14 is in contact with the expansion pipe 6 through a filter cloth 2.
As shown in fig. 5 and 6, the expansion pipe 6 is composed of a rubber pipe 16, an alkali-resistant layer 15, a holding device 18, an air-liquid valve 17 and a plug 19, wherein the alkali-resistant layer 15 is fixed outside the rubber pipe 16 through the holding device 18, the plug 19 is fixed at one end of the rubber pipe 16, and the air-liquid valve 17 is fixed at the other end of the rubber pipe 16.
The rubber tube 16 is made of synthetic butyl rubber synthesized from isobutylene and isoprene.
The expansion pipe 6 is a hydraulic pipe or a pneumatic pipe.
As shown in fig. 3, an expansion pipe outer sleeve 5 is arranged outside the expansion pipe 6, an outer sleeve opening 7 is arranged on the expansion pipe outer sleeve 5, the outer sleeve opening 7 is axially arranged on the expansion pipe outer sleeve 5, the length of the outer sleeve opening 7 is the same as that of the expansion pipe outer sleeve 5, and the outer sleeve opening 7 is positioned on one side far away from the channel opening 12.
As shown in fig. 7, a connecting rib plate 20 is fixed at the joint of two adjacent filter plates 1, and the filter plates 1 and the connecting rib plate 20 are welded.
As shown in fig. 8, the filter discs 23 on the filter bed 21 are assembled from a number of filter plates 1 in a round manner on a central shaft 22. As shown in fig. 9, the filter plate 1 is fixed to the central shaft 22 by means of a connection 24.
Installation process of the filter cloth 2:
1. firstly, two pieces of filter cloth 2 are respectively sleeved on two surfaces of a filter plate 1, and the side edges of the filter cloth 2 are placed in a filter plate bracket 3 (supplement: the side edges of the filter cloth 2 and a round rope 14 are pulled into a sealing groove 4 of an expansion pipe through a channel opening 12). Then the flat belts 13 at the two ends are tightened, so that the filter cloth 2 tightly wraps the filter plate 1;
2. an expansion pipe 6 is placed in the expansion pipe sealing groove 4 (supplement: the expansion pipe 6 is sleeved with an expansion pipe jacket 5), then the expansion pipe 6 is pressurized (supplement: the pressurization mode can be any one of inflation and liquid injection), so that the expansion pipe 6 is expanded and supported in the expansion pipe sealing groove 4 to compress and fix the side edge of the filter cloth 2, and meanwhile, the circular rope 14 is pushed into the steel wire positioning sealed groove 10 to be fixed (supplement: the opening of the steel wire positioning sealed groove 10 is in a hook shape, and the hook shape is bent towards the inner side of the steel wire positioning sealed groove 10, so that the circular rope 14 can be well clamped in the steel wire positioning sealed groove 10).
When the old filter cloth 2 is disassembled and replaced, a worker only needs to firstly relieve the pressure of the expansion pipe 6 and then loosen the binding part 8, so that the old filter cloth 2 can be disassembled from the side surface of the filter plate 1, the disassembling process is simple and convenient, the whole filter plate 1 is not required to be disassembled from the central shaft 22, and the labor intensity of workers is greatly reduced.
Claims (12)
1. The utility model provides a filter of filter, characterized by, includes filter (1), all be fixed with filter support (3) on the both sides edge of filter (1), the internally mounted of filter support (3) has expansion pipe (6), all install filter cloth (2) on the two sides of filter (1), the inside at filter support (3) is fixed to the side of filter cloth (2), expansion pipe (6) and filter cloth (2) contact, filter cloth (2) can be dismantled with filter support (3), expansion pipe (6) comprise rubber tube (16), alkali-resistant layer (15), cohesion device (18), gas-liquid valve (17) and end cap (19), alkali-resistant layer (15) are fixed in the outside of rubber tube (16) through cohesion device (18), end cap (19) are fixed in the wherein one end of rubber tube (16), the other end at rubber tube (16) is fixed to gas-liquid valve (17), and the junction of two adjacent filters (1) is fixed with connection gusset (20), filter (1) welded connection.
2. A filter plate of a filter according to claim 1, wherein said filter cloth (2) is provided with tightening means (8) around it, said tightening means (8) being fixed in the filter plate holder (3), said tightening means (8) being located inside the filter cloth (2), said tightening means (8) being in contact with the expansion duct (6) through the filter cloth (2).
3. A filter plate for a filter according to claim 2, wherein the filter cloth (2) is provided with fastening means (9) for the binding member, the middle part of the binding member (8) being arranged inside the fastening means (9) for the binding member, and the two end parts of the binding member (8) being arranged outside the fastening means (9) for the binding member.
4. A filter plate for a filter according to claim 3, wherein said binding means (8) consists of a circular rope (14) and two flat belts (13), the two ends of said circular rope (14) being fixedly connected to the two flat belts (13), respectively.
5. A filter plate of a filter according to claim 4, wherein said circular rope (14) is a round steel wire rope and said flat belt (13) is a flat steel belt.
6. A filter plate for a filter according to claim 4, wherein the connection between the circular cords (14) and the flat strips (13) is by welding.
7. A filter plate of a filter according to claim 4, wherein an expansion tube sealing groove (4) is formed in the filter plate holder (3), the expansion tube (6) is installed inside the expansion tube sealing groove (4), the expansion tube (6) is detachable from the expansion tube sealing groove (4), a passage opening (12) is formed in the expansion tube sealing groove (4), the passage opening (12) and the filter cloth (2) are located on the same side face of the filter plate (1), the width of the passage opening (12) is larger than the diameter of the circular rope (14), the circular rope (14) is fixed in the expansion tube sealing groove (4), and the circular rope (14) is in contact with the expansion tube (6) through the filter cloth (2).
8. A filter plate for a filter according to claim 7, wherein the passage openings (12) are provided with rounded corners (11).
9. A filter plate for a filter according to claim 7, wherein the sealing groove (4) of the expansion tube is internally provided with a steel wire positioning closing groove (10), said steel wire positioning closing groove (10) being located on both sides of the passage opening (12), the opening width of said steel wire positioning closing groove (10) being greater than the diameter of the circular rope (14), said circular rope (14) being fixed in the steel wire positioning closing groove (10), said circular rope (14) being in contact with the expansion tube (6) through the filter cloth (2).
10. A filter plate for a filter according to claim 1, wherein the rubber tube (16) is made of synthetic butyl rubber from isobutylene and isoprene.
11. A filter plate for a filter according to claim 1, wherein said expansion tubes (6) are hydraulic or pneumatic tubes.
12. A filter plate of a filter according to claim 1, wherein the expansion tubes (6) are provided with an expansion tube jacket (5) on the outside, said expansion tube jacket (5) being provided with jacket openings (7), said jacket openings (7) being axially arranged in the expansion tube jacket (5), the length of said jacket openings (7) being the same as the length of the expansion tube jacket (5), said jacket openings (7) being located at the side remote from the passage openings (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011509447.3A CN112807789B (en) | 2020-12-18 | 2020-12-18 | Filter plate of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011509447.3A CN112807789B (en) | 2020-12-18 | 2020-12-18 | Filter plate of filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112807789A CN112807789A (en) | 2021-05-18 |
| CN112807789B true CN112807789B (en) | 2022-12-13 |
Family
ID=75853594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011509447.3A Active CN112807789B (en) | 2020-12-18 | 2020-12-18 | Filter plate of filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112807789B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1981001665A1 (en) * | 1979-12-06 | 1981-06-25 | Nordiska Vattenprojekt Ab Nova | Device at chamber filter press and a method of using the device |
| CN205435150U (en) * | 2015-12-25 | 2016-08-10 | 瓮福达州化工有限责任公司 | Filter filter disc |
| CN214634405U (en) * | 2020-12-18 | 2021-11-09 | 濮琴兰 | Filter plate structure of filter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10252922B3 (en) * | 2002-11-12 | 2004-05-13 | Jv Kunststoffwerk Gmbh | Membrane filter press used in production of food, pharmaceutical products or toxic materials comprises membrane filter plate having base plate with thickened edge region, membrane and filter cloth |
-
2020
- 2020-12-18 CN CN202011509447.3A patent/CN112807789B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1981001665A1 (en) * | 1979-12-06 | 1981-06-25 | Nordiska Vattenprojekt Ab Nova | Device at chamber filter press and a method of using the device |
| CN205435150U (en) * | 2015-12-25 | 2016-08-10 | 瓮福达州化工有限责任公司 | Filter filter disc |
| CN214634405U (en) * | 2020-12-18 | 2021-11-09 | 濮琴兰 | Filter plate structure of filter |
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| Publication number | Publication date |
|---|---|
| CN112807789A (en) | 2021-05-18 |
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