CN211863998U

CN211863998U - Filter cloth assembly of filter press

Info

Publication number: CN211863998U
Application number: CN202020484636.9U
Authority: CN
Inventors: 任维平; 李皓; 张兴旺; 尚宪顺
Original assignee: Shandong Xinrun Filter Material Co ltd
Current assignee: Shandong Xinrun Filter Material Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-11-06
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a filter cloth subassembly of pressure filter relates to the technical field of pressure filter, including the filter cloth, filter cloth and filter plate fixed connection are provided with the polylith on the filter cloth and block water cloth, polylith block water cloth end to end connection, block water the one side that the filter plate was kept away from at the filter cloth to the cloth setting, and block water cloth and lay along filter cloth circumference. When the filter press operates, slurry enters the filter plates, and when the slurry enters the gaps between the filter plates, the water-blocking cloth blocks the slurry, so that the slurry is not easy to enter filter cakes, and the purpose of improving the filtering effect of the filter press is achieved.

Description

Filter cloth assembly of filter press

Technical Field

The utility model belongs to the technical field of the technique of pressure filter and specifically relates to a filter cloth subassembly of pressure filter is related to.

Background

The filter press is a filter which is formed by superposing and combining a plurality of filter plates and filter frames to form a filter chamber and takes pressure as a filtering driving force.

In the prior art, for example, a plate and frame filter press filter plate device with the publication number of CN2341798Y includes a filter plate, a rubber diaphragm and filter cloth, wherein two sides of the filter plate are respectively provided with a rubber diaphragm and a filter cloth, the upper ends of the filter cloths at two sides are connected, and the two rubber diaphragms are connected and fixed by bolts through connecting holes at the upper ends. The filter plate ears on both sides of the filter plate are respectively provided with squeezing holes which are respectively communicated with the filter chambers on both sides of the filter plate, both sides of the lower end of the filter chambers on both sides of the filter plate are respectively provided with water outlet holes, the middle of the filter chambers on both sides of the filter plate is provided with a through hole which is a pulp inlet hole, the rubber diaphragm and the filter cloth on the position corresponding to the pulp inlet hole of the filter plate are also provided with pulp inlet holes, and the periphery of the pulp inlet holes of the rubber diaphragm and the filter cloth are connected with the filter plate in. The rubber diaphragm is provided with a water outlet hole corresponding to the water outlet hole of the filter chamber, the periphery of the water outlet hole is hermetically connected with the filter plate, the middle of the rubber diaphragm is positioned in the filter chamber part and is in a net-shaped concave-convex structure when contacting with the filter cloth, the inward concave part is a water filtering groove, and the outward concave part forms a filter screen.

When the filter press works, the adjacent filter plates are tightly propped, the sealed cavity in the middle of the adjacent filter plates forms a double-sided filter chamber, ore pulp enters the filter chamber through the filter plates, the rubber diaphragms and the pulp inlet holes in the filter cloth along the arrow direction for pulp inlet and positive-blowing dehydration, and water in the ore pulp enters the water filtering grooves in the rubber diaphragms through the filter cloth and the filter screens on the two sides and is discharged through the rubber diaphragms and the water outlet holes in the filter plates, namely double-sided water filtering; when squeezing, compressed air enters a gap between the filter plate and the rubber diaphragm through the squeezing hole, the compressed air squeezes and dehydrates the filter cake through the rubber diaphragm at two sides of the filter chamber, namely double-sided squeezing, after squeezing is finished, the oil cylinder is tightly pushed to relieve pressure, the adjacent filter plates are separated, and the filter cake falls off under the action of self weight, so that a working cycle is completed.

When the filter press in the scheme is adopted to filter slurry, a small gap exists between the filter plates, so that part of the slurry drives water to overflow from the gap between the adjacent filter plates, and enters the filter cake under the action of self gravity, and the filtering effect of the filter press is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a filter cloth subassembly of pressure filter, through the setting of the cloth that blocks water, realize improving the purpose of pressure filter effect to the not enough of prior art existence.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a filter cloth subassembly of pressure filter, includes the filter cloth, filter cloth and filter plate fixed connection are provided with polylith cloth that blocks water on the filter cloth, polylith the cloth end to end connection blocks water, block water the cloth setting and keep away from one side of filter plate at the filter cloth, and block water the cloth and lay along filter cloth circumference.

Through adopting above-mentioned technical scheme, the pressure filter operation, the thick liquid gets into between the filter plate, and when the thick liquid got into the clearance between filter plate and the filter plate, the cloth that blocks water blocked the thick liquid and blocks to make the thick liquid be difficult for getting into in the filter cake, thereby realize improving the purpose of pressure filter effect.

The utility model discloses further set up to: the water-blocking cloth is detachably connected with the filter cloth.

Through adopting above-mentioned technical scheme, long-time the use, the filter cloth with block water and easily produce the thick liquid between the cloth and condense, influence the effect that blocks water the cloth, consequently block water cloth and filter cloth and set up to dismantle and be connected to the staff will block water the cloth and pull down, wash or change the cloth that blocks water.

The utility model discloses further set up to: the water blocking cloth is bonded with the filter cloth through the bonding piece, the bonding piece comprises a hair side and a hook side, the hair side is in bonding fit with the hook side, one side, far away from the hook side, of the hair side is fixedly connected with the water blocking cloth, and one side, far away from the hair side, of the hook side is fixedly connected with the filter cloth.

Through adopting above-mentioned technical scheme, the setting of bonding piece, the staff of being convenient for removes or forms the bonding state of hair side and hook face to realized blocking water cloth and the filter cloth can dismantle and be connected, realize being convenient for change or wash the mesh that blocks water the cloth.

The utility model discloses further set up to: the cloth that blocks water is including blocking water section and linkage segment, the linkage segment is connected with bonding piece, blocks water section and linkage segment fixed connection, and blocks water the section setting and be close to filter plate center one side at the linkage segment, the thickness of blocking water section is great than linkage segment and bonding piece superimposed thickness.

Through adopting above-mentioned technical scheme, because the piece that bonds possesses certain thickness, consequently make under the filter plate pressure effect to block that water cloth and filter plate butt are not closely knit for the thick liquid easily enters and blocks that water cloth and filter plate clearance and with the piece contact that bonds, the thickness of the section that blocks water is big than linkage segment and the piece stack thickness that bonds, makes to block that water cloth is difficult for taking place the thick liquid under the filter plate pressure and gets into the condition that blocks water cloth and filter plate clearance.

The utility model discloses further set up to: fixedly connected with polylith linkage plate on the filter cloth, linkage plate is the elastic plate, linkage plate sets up the one side of keeping away from the filter plate at the filter cloth, and linkage plate sets up along filter cloth circumference, one side that linkage plate is close to the cloth that blocks water is seted up along linkage plate length direction's draw-in groove, the cloth that blocks water is close to one side fixedly connected with locating plate of filter cloth, locating plate and draw-in groove joint cooperation.

By adopting the technical scheme, the positioning plate is matched with the clamping groove in a clamping manner to realize the detachable connection of the water-blocking cloth and the filter cloth, so that the water-blocking cloth can be conveniently taken down by workers to be cleaned or replaced; the connection plate is arranged as an elastic plate, so that the connection plate is not easy to influence the installation of filter cloth by workers.

The utility model discloses further set up to: the draw-in groove is both ends open-ended logical groove, just the both sides wall of draw-in groove notch is contradicted.

By adopting the technical scheme, the two side walls of the notch of the clamping groove are abutted, so that when a worker takes down and cleans the filter cloth and the water blocking cloth, solid particles in the slurry are not easy to enter the clamping groove, and the time for the worker to clean the clamping groove subsequently is shortened; the clamping groove is provided with a through groove, so that the positioning plate can be clamped into the clamping groove by a worker conveniently.

The utility model discloses further set up to: the clamping groove is trapezoidal in cross section, the positioning plate is matched with the clamping groove in shape, and the positioning plate is matched with the clamping groove in a clamping mode.

Through adopting above-mentioned technical scheme, the draw-in groove cross-section sets up to trapezoidal to the draw-in groove that makes plays limiting displacement to the locating plate, makes the locating plate be difficult for deviating from the draw-in groove.

The utility model discloses further set up to: the cloth that blocks water is including blocking water section and linkage segment, the linkage segment is connected with the locating plate, blocks water section and linkage segment fixed connection, and blocks water the section setting and be close to one side at the filter plate center at the linkage segment, the thickness of blocking water section is great than linkage segment and locating plate, the superimposed thickness of linking plate.

By adopting the technical scheme, because the locating plate and the connecting plate occupy certain thickness, the water blocking cloth and the filter plate are not tightly abutted under the pressure of the filter plate, slurry easily enters the gap between the water blocking cloth and the filter plate and contacts with the locating plate and the connecting plate, the thickness of the water blocking section is larger than the superposition thickness of the connecting section and the locating plate and the connecting plate, and the water blocking cloth is difficult to cause the slurry to enter the gap between the water blocking cloth and the filter plate under the pressure of the filter plate.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the filter press operates, slurry enters the filter plates, and when the slurry enters the gaps between the filter plates, the slurry is blocked by the water-blocking cloth, so that the slurry is not easy to enter filter cakes, and the aim of improving the filtering effect of the filter press is fulfilled;

2. the clamping groove and the positioning plate are arranged, the water blocking cloth and the filter cloth can be detachably connected, and two side faces of the notch of the clamping groove are abutted, so that when workers clean the filter cloth, solid matters on the filter cloth cannot easily enter the clamping groove, and the follow-up cleaning work of the workers on the clamping groove is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial sectional view of a first embodiment of the present invention;

fig. 3 is an exploded view of the second embodiment of the present invention.

Reference numerals: 100. filtering the plate; 200. filtering cloth; 300. water-blocking cloth; 310. a water blocking section; 320. a connecting section; 400. an adhesive member; 410. rough surface; 420. hooking the noodles; 500. a connector tile; 510. a card slot; 600. and (7) positioning the plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1 and 2, a filter cloth assembly of a filter press includes a filter cloth 200. The filter cloth 200 is fixedly connected with the filter plate 100, a plurality of water-blocking cloths 300 are arranged on the filter cloth 200, the water-blocking cloths 300 are connected end to end and integrally formed, the water-blocking cloths 300 are arranged on one side, far away from the filter plate 100, of the filter cloth 200, and the water-blocking cloths 300 are distributed along the circumferential direction of the filter cloth 200.

The water blocking cloth 300 is detachably connected with the filter cloth 200 by an adhesive member 400, and the adhesive member 400 is preferably a hook and loop fastener. The bonding member 400 comprises a hair side 410 and a hook side 420, the hair side 410 is bonded and matched with the hook side 420, one side of the hair side 410, which is far away from the hook side 420, is connected with the water blocking cloth 300 through thread sewing, and one side of the hook side 420, which is far away from the hair side 410, is connected with the filter cloth 200 through thread sewing.

Because bonding piece 400 has certain thickness, consequently make two filter plates 100 butt back, it has the clearance to block between water cloth 300 and the adjacent filter plate 100, make the thick liquid easily enter into adjacent filter plate 100 and block in the water cloth 300 clearance and with bonding piece 400 contact, consequently block water cloth 300 including integrated into one piece block water section 310 and linkage segment 320, linkage segment 320 is connected with bonding piece 400, block water section 310 and set up in one side that linkage segment 320 is close to filter plate 100 center, and the thickness of block water section 310 is greater than linkage segment 320 and the superimposed thickness of bonding piece 400, so that under two filter plates 100 pressure, the thick liquid is difficult for getting into between block water section 310 and the adjacent filter plate 100.

The implementation principle of the embodiment is as follows: after the rough surface 410 and the hook surface 420 are respectively and fixedly connected with the water-blocking cloth 300 and the filter cloth 200, the filter cloth 200 is then fixedly connected with the filter plate 100, and the rough surface 410 and the hook surface 420 are in bonding fit, so that the water-blocking cloth 300 and the filter cloth 200 can be detachably connected.

Example two

Referring to fig. 1 and 3, a filter cloth assembly of a filter press, the present invention is different from the first embodiment in that a plurality of connection plates 500 are bonded to one side of a filter cloth 200 away from a filter plate 100 by glue, the connection plates 500 are circumferentially arranged along the filter cloth 200, the connection plates 500 are arranged in two in this embodiment, and the two connection plates 500 are arranged in parallel. In order to facilitate the installation of the filter cloth 200 by the staff, the connection plates 500 are provided as elastic plates.

The connection plate 500 is provided with a slot 510 along the length direction thereof, and one side of the water blocking cloth 300 close to the filter cloth 200 is bonded with a positioning plate 600 through glue. The positioning plate 600 is matched with the clamping groove 510 in a clamping manner to realize detachable connection of the filter cloth 200 and the water blocking cloth 300, so that the water blocking cloth 300 can be detached for replacement or cleaning by a worker.

In order to enable the staff to clean the filter cloth 200, impurities on the filter cloth 200 are not easy to enter the clamping groove 510, the clamping groove 510 is a through groove with openings at two ends, and two side walls of the notch of the clamping groove 510 abut against each other.

In order to make the positioning plate 600 not easily come off the clamping groove 510, the section of the clamping groove 510 is trapezoidal, and the positioning plate 600 is matched with the clamping groove 510 in shape.

Because locating plate 600 and linkage plate 500 have certain thickness, consequently make two filter plates 100 butt back, it has the clearance to block water between cloth 300 and the adjacent filter plate 100, make the thick liquid easily enter adjacent filter plate 100 and block in the cloth 300 clearance and with locating plate 600, linkage plate 500 contact, consequently block water cloth 300 and include integrated into one piece's water blocking section 310 and linkage segment 320, locating plate 600 passes through glue with linkage segment 320 and bonds, the section 310 that blocks water sets up in one side that linkage segment 320 is close to filter plate 100 center, and the thickness of the section 310 that blocks water is than linkage segment 320 and locating plate 600, linkage plate 500 superimposed thickness is big.

The implementation principle of the embodiment is as follows: after the positioning plate 600 and the connecting plate 500 are respectively and fixedly connected with the water blocking cloth 300 and the filter cloth 200, the filter cloth 200 is fixedly connected with the filter plate 100, one end of the positioning plate 600 is inserted into the clamping groove 510, and then the positioning plate 600 slides along the length direction of the clamping groove 510, so that the positioning plate 600 is in clamping fit with the clamping groove 510, and the water blocking cloth 300 is detachably connected with the filter cloth 200.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a filter cloth subassembly of pressure filter, includes filter cloth (200), filter cloth (200) and filter plate (100) fixed connection, its characterized in that is provided with polylith on filter cloth (200) and hinders water cloth (300), polylith hinder water cloth (300) end to end connection, hinder water cloth (300) and set up in one side that filter plate (100) were kept away from in filter cloth (200), and hinder water cloth (300) and lay along filter cloth (200) circumference.

2. A filter cloth assembly for a filter press according to claim 1, wherein the water-blocking cloth (300) is detachably connected to the filter cloth (200).

3. The filter cloth assembly of a filter press according to claim 2, wherein the water-blocking cloth (300) is bonded to the filter cloth (200) by a bonding member (400), the bonding member (400) comprises a rough surface (410) and a hook surface (420), the rough surface (410) is bonded to and matched with the hook surface (420), one side of the rough surface (410) far away from the hook surface (420) is fixedly connected to the water-blocking cloth (300), and one side of the hook surface (420) far away from the rough surface (410) is fixedly connected to the filter cloth (200).

4. A filter cloth assembly for a filter press according to claim 3, wherein the water-blocking cloth (300) comprises a water-blocking section (310) and a connecting section (320), the connecting section (320) is connected with the adhesive member (400), the water-blocking section (310) is fixedly connected with the connecting section (320), the water-blocking section (310) is disposed on one side of the connecting section (320) close to the center of the filter plate (100), and the thickness of the water-blocking section (310) is greater than the thickness of the overlapping of the connecting section (320) and the adhesive member (400).

5. The filter cloth assembly of a filter press according to claim 2, wherein a plurality of connecting plates (500) are fixedly connected to the filter cloth (200), the connecting plates (500) are elastic plates, the connecting plates (500) are arranged on one side of the filter cloth (200) far away from the filter plate (100), the connecting plates (500) are circumferentially arranged along the filter cloth (200), one side of the connecting plates (500) close to the water blocking cloth (300) is provided with clamping grooves (510) along the length direction of the connecting plates (500), one side of the water blocking cloth (300) close to the filter cloth (200) is fixedly connected with a positioning plate (600), and the positioning plate (600) is in clamping fit with the clamping grooves (510).

6. A filter cloth assembly for a filter press according to claim 5, wherein the clamping groove (510) is a through groove with open ends, and two side walls of the notch of the clamping groove (510) abut.

7. The filter cloth assembly of a filter press according to claim 6, wherein the cross-sectional shape of the clamping groove (510) is trapezoidal, the positioning plate (600) is matched with the clamping groove (510), and the positioning plate (600) is matched with the clamping groove (510) in a clamping manner.

8. The filter cloth assembly of a filter press according to claim 6, wherein the water blocking cloth (300) comprises a water blocking section (310) and a connecting section (320), the connecting section (320) is connected with the positioning plate (600), the water blocking section (310) is fixedly connected with the connecting section (320), the water blocking section (310) is arranged on one side of the connecting section (320) close to the center of the filter plate (100), and the thickness of the water blocking section (310) is larger than the thickness of the connecting section (320), the positioning plate (600) and the joint plate (500) which are superposed.