CN106669262B - Filter cloth sleeve for fan-shaped filter plate and forming process thereof - Google Patents
Filter cloth sleeve for fan-shaped filter plate and forming process thereof Download PDFInfo
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- CN106669262B CN106669262B CN201710022677.9A CN201710022677A CN106669262B CN 106669262 B CN106669262 B CN 106669262B CN 201710022677 A CN201710022677 A CN 201710022677A CN 106669262 B CN106669262 B CN 106669262B
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- 239000004744 fabric Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 90
- 238000003466 welding Methods 0.000 claims description 68
- 230000035699 permeability Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a filter cloth sleeve for a fan-shaped filter plate, which comprises a working surface sheet and a bottom surface sheet, wherein the working surface sheet and the bottom surface sheet form a whole and are used for being tightly attached to the fan-shaped filter plate; the working surface patch sequentially comprises a second inner side face, a face A, a first side face, a face B and a second outer side face from left to right; the working surface sheet also comprises an inner top surface arranged at the upper end of the surface A and an outer top surface arranged at the upper end of the surface B; the second inner side surface, the surface A, the first side surface, the surface B, the second outer side surface, the inner top surface and the outer top surface are of an integrally-cut structure; the bottom surface piece comprises a bottom surface body, a first side bottom surface and a second side bottom surface which are integrally cut, wherein the first side bottom surface is located on one side of the bottom surface body, and the second side bottom surface is located on the other side of the bottom surface body. Has the beneficial effects that: the filter cloth sleeve for the fan-shaped filter plate and the forming process thereof can ensure that the filter cloth sleeve is completely attached to the width, height and length of the filter plate.
Description
Technical Field
The invention relates to a filter cloth sleeve for a fan-shaped filter plate and a forming process of the filter cloth sleeve for the fan-shaped filter plate.
Background
In the prior art, few filter cloth sleeves are specially used for fan-shaped filter plates. Due to the special structure of the fan-shaped filter plate, namely the fan-shaped filter plate comprises a fan-shaped body 1', a fan-shaped front panel 1.1' and a filter tip 2', when the existing filter cloth sleeve body is used, the side face of the filter cloth sleeve cannot be completely sealed. In use, materials enter the filter plate, and after a period of time, the filter cloth sleeve is blocked, so that the filter plate can not be normally used, and the service life is shortened. And the loss of vacuum degree is about 20 percent in the using process, so that the filtering requirement cannot be met.
Therefore, it is necessary to provide an effective solution to the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a filter cloth sleeve for a fan-shaped filter plate with long service life and a forming process thereof.
The technical scheme for solving the technical problems is as follows:
a filter cloth sleeve for a fan-shaped filter plate comprises a fan-shaped body formed by a fan-shaped front panel and a fan-shaped back panel and a filter tip positioned at the bottom end of the fan-shaped body, wherein the filter cloth sleeve comprises a working surface sheet and a bottom surface sheet which form a whole and are used for being tightly attached to the fan-shaped filter plate;
the working surface patch sequentially comprises a second inner side face, a face A, a first side face, a face B and a second outer side face from left to right;
the working surface sheet also comprises an inner top surface arranged at the upper end of the surface A and an outer top surface arranged at the upper end of the surface B;
the second inner side surface, the surface A, the first side surface, the surface B, the second outer side surface, the inner top surface and the outer top surface are of an integrally-cut structure;
the bottom surface piece comprises a bottom surface body, a first side bottom surface and a second side bottom surface which are integrally cut and formed, wherein the first side bottom surface is positioned on one side of the bottom surface body, and the second side bottom surface is positioned on the other side of the bottom surface body;
the bottom surface piece is provided with a central round hole, and the central round hole is used for sleeving a filter tip of a filter cloth sleeve for the fan-shaped filter plate.
Preferably, the working surface piece further comprises a first top sealing strip arranged at the upper end of the first side face and integrally cut and formed with the first side face, and a second top sealing strip arranged at the top end of the second inner side face and integrally cut and formed with the second inner side face.
Preferably, the working surface piece further comprises a first bottom sealing strip which is arranged at the lower end of the first side face and integrally cut and formed with the first side face, and a second bottom sealing strip which is arranged at the lower end of the second inner side face and integrally cut and formed with the second inner side face.
Preferably, the length L1 of the first bottom end sealing strip is 100-150mm, and the length L2 of the second bottom end sealing strip is 100-150 mm.
Preferably, the width D1 of the first bottom sealing strip is 30-35mm, and the width D2 of the second bottom sealing strip is 30-35 mm.
Preferably, the width D1 of the first bottom end sealing strip is 33mm, and the width D2 of the second bottom end sealing strip is 33 mm.
Preferably, the length L3 of the first top sealing strip is 25-50mm, and the length L4 of the second top sealing strip is 25-50 mm.
Preferably, the length L3 of the first top end sealing strip is 30mm, and the length L4 of the second top end sealing strip is 30 mm.
The invention also provides a forming process of the filter cloth sleeve for the fan-shaped filter plate, which comprises the following steps:
1) detecting the air permeability of the filter cloth;
2) cutting the filter cloth with qualified air permeability, wherein the cutting is as follows: cutting out a working surface sheet and a bottom surface sheet;
3) the filter cloth is arranged on the fan-shaped filter plate, and the method specifically comprises the following steps:
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, and enabling the bottom surface body to be attached to the bottom surface of the sector in a clinging manner;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
closely attaching the inner top surface to the top surface of the sector;
and welding and sealing the outer top surface and the inner top surface by using a welding gun.
Preferably, the filter cloth is mounted on the fan-shaped filter plate in the step 3), and specifically, the filter cloth comprises:
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, welding a first bottom end sealing strip with the bottom surface body by using a welding gun, welding a second bottom end sealing strip with the bottom surface body, and enabling the bottom surface body to be attached to the bottom surface of the sector;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
welding a first top end sealing strip and the inner top surface by using a welding gun, welding a second top end sealing strip and the inner top surface, and enabling the inner top surface to be attached to the top surface of the sector;
and welding and sealing the outer top surface and the inner top surface by using a welding gun.
Has the advantages that: by adopting the filter cloth sleeve for the fan-shaped filter plate and the forming process thereof, the filter cloth sleeve can be completely attached to the width, the height and the length of the filter plate, the sleeve surface of the filter cloth sleeve is kept flat, two sides of the filter cloth sleeve are not protruded, the vacuum degree in the using process can be improved by about 20 percent, and the filtering requirement is met; and in use, materials cannot enter the inside of the filter plate, the filter cloth sleeve cannot be blocked, and the service life is prolonged.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic view of a working surface sheet of a filter cloth cover for a sector filter plate according to the present invention;
FIG. 2 is an exploded view of a working surface sheet of a filter cloth cover for a sector filter plate according to the present invention;
FIG. 3 is a schematic view of the filter cloth cover for the sector filter plate according to the present invention;
FIG. 4 is an exploded view of the bottom piece of the filter cloth sock for a sector filter plate according to the present invention;
fig. 5 is a schematic view of a sector filter plate according to the prior art.
In the context of the figures, it is,
1. a working surface sheet, 1.1, a second inner side face, 1.2, a face A, 1.3, a first side face, 1.4, a face B, 1.5, a second outer side face, 1.6, an inner top face, 1.7, an outer top face, 1.8, a first top end sealing strip, 1.9, a second top end sealing strip, 1.10, a first bottom end sealing strip, 1.11 and a second bottom end sealing strip,
2. a bottom sheet 2.1, a bottom body 2.2, a first side bottom surface 2.3, a second side bottom surface 2.4, a central circular hole,
1', a sector, 1.1', a sector front panel, 2' and a filter tip.
Detailed Description
As shown in fig. 1-4, a filter cloth cover for a fan-shaped filter plate, the fan-shaped filter plate comprises a fan-shaped body 1 'formed by a fan-shaped front panel 1.1' and a fan-shaped back panel (not shown in the figure), and further comprises a filter tip 2 'positioned at the bottom end of the fan-shaped body 1', the filter cloth cover comprises a working surface sheet 1 and a bottom surface sheet 2, and the working surface sheet and the bottom surface sheet form a whole and are used for being tightly attached to the fan-shaped filter plate;
the working surface patch sequentially comprises a second inner side face 1.1, an A face 1.2, a first side face 1.3, a B face 1.4 and a second outer side face 1.5 from left to right;
the working surface patch also comprises an inner top surface 1.6 arranged at the upper end of the surface A and an outer top surface 1.7 arranged at the upper end of the surface B;
the second inner side surface, the surface A, the first side surface, the surface B, the second outer side surface, the inner top surface and the outer top surface are of an integrally-cut structure;
the bottom surface sheet comprises a bottom surface body 2.1, a first side bottom surface 2.2 and a second side bottom surface 2.3 which are integrally cut and formed, wherein the first side bottom surface is positioned on one side of the bottom surface body, and the second side bottom surface is positioned on the other side of the bottom surface body;
the bottom surface piece is provided with a central round hole 2.4, and the central round hole is used for sleeving a filter tip of a filter cloth sleeve for the fan-shaped filter plate.
As an embodiment of the present invention, the working surface sheet further includes a first top end sealing strip 1.8 disposed at the upper end of the first side surface and integrally cut and formed with the first side surface, and a second top end sealing strip 1.9 disposed at the top end of the second inner side surface and integrally cut and formed with the second inner side surface. Preferably, the length L3 of the first top sealing strip is 25-50mm, and the length L4 of the second top sealing strip is 25-50 mm. More preferably, the length L3 of the first top end sealing strip is 30mm, and the length L4 of the second top end sealing strip is 30 mm.
As an embodiment of the present invention, the working surface sheet further includes a first bottom end sealing strip 1.10 disposed at a lower end of the first side surface and integrally cut and formed with the first side surface, and a second bottom end sealing strip 1.11 disposed at a lower end of the second inner side surface and integrally cut and formed with the second inner side surface. Preferably, the length L1 of the first bottom end sealing strip is 100-150mm, and the length L2 of the second bottom end sealing strip is 100-150 mm. Preferably, the width D1 of the first bottom sealing strip is 30-35mm, and the width D2 of the second bottom sealing strip is 30-35 mm. More preferably, the width D1 of the first bottom end sealing strip is 33mm, and the width D2 of the second bottom end sealing strip is 33 mm.
The filter cloth sleeve is provided with the first top end sealing strip, the second top end sealing strip, the first bottom end sealing strip and the second bottom end sealing strip, which are important for sealing the side surface of the filter cloth sleeve. In use, materials cannot enter the inside of the filter plate, the filter cloth sleeve cannot be blocked, and the service life is prolonged. By adopting the sealing structure and the width and the length of each sealing strip of the sealing structure, the vacuum degree can be improved by about 20 percent in the using process, and the filtering requirement is met.
The invention also provides a forming process of the filter cloth sleeve for the fan-shaped filter plate, which comprises the following steps:
1) detecting the air permeability of the filter cloth; wherein, the air permeability of the filter cloth is detected by an air permeability instrument, and the filter cloth is qualified within the air permeability range required by a client;
2) cutting the filter cloth with qualified air permeability, wherein the cutting specification is determined according to the specification of the fan-shaped filter plate, and a working surface sheet and a bottom surface sheet are required to be cut;
3) the filter cloth is arranged on the fan-shaped filter plate, and the method specifically comprises the following steps:
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, and enabling the bottom surface body to be attached to the bottom surface of the sector in a clinging manner;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
closely attaching the inner top surface to the top surface of the sector;
and welding and sealing the outer top surface and the inner top surface by using a welding gun.
Preferably, the filter cloth is mounted on the fan-shaped filter plate in the step 3), and specifically, the filter cloth comprises:
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, welding a first bottom end sealing strip with the bottom surface body by using a welding gun, welding a second bottom end sealing strip with the bottom surface body, and enabling the bottom surface body to be attached to the bottom surface of the sector;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
welding a first top end sealing strip and the inner top surface by using a welding gun, welding a second top end sealing strip and the inner top surface, and enabling the inner top surface to be attached to the top surface of the sector;
and finally, welding and sealing the outer top surface and the inner top surface by using a welding gun. Wherein, the outer top surface and the inner top surface can be welded and sealed by adopting a burr hasp instead of a welding gun.
As an embodiment of the invention, the filter cloth sleeve gluing process can be further carried out after the welding seal.
The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. The above-described embodiments of the invention are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims, and not by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. A filter cloth sleeve for a fan-shaped filter plate comprises a fan-shaped body formed by a fan-shaped front panel and a fan-shaped back panel and a filter tip positioned at the bottom end of the fan-shaped body, and is characterized in that the filter cloth sleeve comprises a working surface piece and a bottom surface piece which are of an integrally cutting and forming structure, and the working surface piece and the bottom surface piece form a whole and are used for being tightly attached to the fan-shaped filter plate;
the working surface patch sequentially comprises from left to right: the second inner side surface, the surface A, the first side surface, the surface B, the second outer side surface, the inner top surface arranged at the upper end of the surface A and the outer top surface arranged at the upper end of the surface B;
the bottom surface piece comprises a bottom surface body, a first side bottom surface and a second side bottom surface, wherein the first side bottom surface is positioned on one side of the bottom surface body, and the second side bottom surface is positioned on the other side of the bottom surface body;
the bottom sheet is provided with a central circular hole which is used for sleeving a filter tip of a filter cloth sleeve for the fan-shaped filter plate;
the working surface sheet further comprises a first top end sealing strip arranged at the upper end of the first side face and integrally cut and formed with the first side face, and a second top end sealing strip arranged at the top end of the second inner side face and integrally cut and formed with the second inner side face;
the working surface sheet further comprises a first bottom sealing strip which is arranged at the lower end of the first side face and integrally cut and formed with the first side face, and a second bottom sealing strip which is arranged at the lower end of the second inner side face and integrally cut and formed with the second inner side face;
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
and tightly attaching the inner top surface to the top surface of the sector.
2. The filter cloth cover for fan-shaped filter plates according to claim 1, wherein the length L1 of the first bottom end sealing strip is 100-150mm, and the length L2 of the second bottom end sealing strip is 100-150 mm.
3. The filter cloth cover for a sector filter panel according to claim 2, wherein the width D1 of the first bottom end sealing strip is 30-35mm, and the width D2 of the second bottom end sealing strip is 30-35 mm.
4. A filter cloth cover for sector filter panels according to claim 3, wherein the width D1 of the first bottom end sealing strip is 33mm and the width D2 of the second bottom end sealing strip is 33 mm.
5. A filter cloth cover for sector filter panels according to claim 4, wherein the length L3 of the first top end sealing strip is 25-50mm and the length L4 of the second top end sealing strip is 25-50 mm.
6. The filter cloth cover for a sector filter panel according to claim 5, wherein the length L3 of the first top end sealing strip is 30mm, and the length L4 of the second top end sealing strip is 30 mm.
7. A process for forming a filter cloth cover for a sector filter panel according to any of claims 1-6, wherein the process comprises the steps of:
1) detecting the air permeability of the filter cloth;
2) cutting the filter cloth with qualified air permeability, wherein the cutting is as follows: cutting out a working surface sheet and a bottom surface sheet;
3) the filter cloth is arranged on the fan-shaped filter plate, and the method specifically comprises the following steps:
respectively and closely attaching the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, and enabling the bottom surface body to be attached to the bottom surface of the sector in a clinging manner;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
closely attaching the inner top surface to the top surface of the sector;
and welding and sealing the outer top surface and the inner top surface by using a welding gun.
8. The process for forming a filter cloth cover for a sector filter panel according to claim 7, wherein the filter cloth is attached to the sector filter panel in the step 3), specifically:
respectively clinging and combining the second inner side surface, the surface A, the first side surface and the surface B to the left side surface, the front surface, the right side surface and the back surface of the sector;
welding and sealing the second outer side surface and the second inner side surface by using a welding gun;
penetrating the central circular hole through the filter tip, welding a first bottom end sealing strip with the bottom surface body by using a welding gun, welding a second bottom end sealing strip with the bottom surface body, and enabling the bottom surface body to be attached to the bottom surface of the sector;
welding and sealing the bottom surface of the first side and the surface A by using a welding gun; welding and sealing the bottom surface of the second side and the surface B by using a welding gun;
welding a first top end sealing strip and the inner top surface by using a welding gun, welding a second top end sealing strip and the inner top surface, and enabling the inner top surface to be attached to the top surface of the sector;
and welding and sealing the outer top surface and the inner top surface by using a welding gun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710022677.9A CN106669262B (en) | 2017-01-12 | 2017-01-12 | Filter cloth sleeve for fan-shaped filter plate and forming process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710022677.9A CN106669262B (en) | 2017-01-12 | 2017-01-12 | Filter cloth sleeve for fan-shaped filter plate and forming process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106669262A CN106669262A (en) | 2017-05-17 |
| CN106669262B true CN106669262B (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710022677.9A Active CN106669262B (en) | 2017-01-12 | 2017-01-12 | Filter cloth sleeve for fan-shaped filter plate and forming process thereof |
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| CN (1) | CN106669262B (en) |
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| CN2544784Y (en) * | 2002-04-30 | 2003-04-16 | 董喜民 | Sector filter plate |
| CN101626818A (en) * | 2007-03-08 | 2010-01-13 | 普拉昂技术公司 | Filtration cell and filtration device using such cell |
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| Publication number | Publication date |
|---|---|
| CN106669262A (en) | 2017-05-17 |
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Address after: 264000 No. 15, luanqia Road, Fushan District, Yantai City, Shandong Province Applicant after: Yantai Tongxing Filtration Technology Co.,Ltd. Address before: 264000 No. 15, luanqia Road, Fushan District, Yantai City, Shandong Province Applicant before: YANTAI XINGHE FILTERING TECHNOLOGY Co.,Ltd. |
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