CN108465308B - Non-woven dust removal filter bag - Google Patents
Non-woven dust removal filter bag Download PDFInfo
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- CN108465308B CN108465308B CN201810453414.8A CN201810453414A CN108465308B CN 108465308 B CN108465308 B CN 108465308B CN 201810453414 A CN201810453414 A CN 201810453414A CN 108465308 B CN108465308 B CN 108465308B
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- circular
- semicircular ring
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- fixed
- filter bag
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- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- 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
- B01D46/0001—Making filtering elements
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
-
- 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
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a non-woven dust removal filter bag, which comprises a filter bag body, a cage, a circular mounting plate and a first elastic rope which is in a circular shape when not elastically deformed, wherein a bag opening of the filter bag body is fixedly connected with a second elastic rope which is in a circular shape when not elastically deformed; the inner circumference of the mounting plate is provided with a first blind hole and a second blind hole; the cage frame comprises a limiting portion, a circular cylindrical portion, a plurality of vertical rods and a plurality of circular fixing rings, wherein the limiting portion comprises a rotating rod, a first inserting rod and a second inserting rod, the first inserting rod is inserted into a first blind hole, and the second inserting rod is inserted into a second blind hole. The filter bag is a non-woven filter bag, has good sealing performance and is convenient to disassemble and install.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to a non-woven dust removal filter bag.
Background
The filter bag dust removal is one of dust removal methods mainly used in factories for cleaning air at present, and a non-woven filter bag is a filter bag made of fabric formed without spinning woven fabric. In the industrial field, the nonwoven filter bag is generally applied to a dust removal system to reduce environmental pollution caused by dust in industrial exhaust gas. In the use of filter bag, need consider the problem that the area avoids leaking out. And as the use time goes on, the cage of the filter bag and the filter bag cloth are damaged possibly, so that the maintenance is needed. Some filter bags are difficult to dismantle, install and maintain.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a non-woven dust removal filter bag.
The technical scheme is as follows: a dust-removing filter bag comprises a filter bag body, a cage, a circular mounting plate and a first elastic rope which is circular when not elastically deformed, wherein a second elastic rope which is circular when not elastically deformed is fixedly connected to the opening of the filter bag body; the inner circumference of the mounting plate is provided with a first blind hole with a rectangular section and a second blind hole with a rectangular section; the cage frame comprises a limiting part, a circular cylindrical part, a plurality of vertical rods and a plurality of circular fixing rings, the top ends of the vertical rods are fixed to the bottom end of the circular cylindrical part, the fixing rings are parallel to each other, each fixing ring is fixedly connected with all the vertical rods, each vertical rod is fixedly connected with all the fixing rings, the vertical rods are parallel to each other, the outer side wall of the circular cylindrical part is provided with a circle of groove, a first elastic rope is embedded into the circle of groove, the filter bag body is clamped between the first elastic rope and the circle of groove, a second elastic rope is positioned above the first elastic rope and abutted against the outer circumferential surface of the circular cylindrical part, a circular check block is fixed to the outer circumferential surface of the circular cylindrical part and abutted against the lower surface of the mounting plate, and an elastic ring positioned above the check block is further fixed to the outer circumferential surface of the circular cylindrical part, the elastic ring is abutted against the inner circumference of the mounting plate, the cylindrical part is provided with a first through hole with a rectangular cross section and a second through hole with a rectangular cross section, the elastic ring is provided with a first connecting hole and a second connecting hole, the first connecting hole is communicated with the first blind hole and the first through hole, the second connecting hole is communicated with the second blind hole and the second through hole, the limiting part comprises a first inserting rod with a rectangular cross section, a second inserting rod with a rectangular cross section and a cylindrical rotating rod, one end of the first inserting rod, close to the rotating rod, is provided with a first threaded hole, one end of the second inserting rod, close to the rotating rod, is provided with a second threaded hole, one end of the rotating rod is provided with a first external thread meshed with the first threaded hole, the other end of the rotating rod is provided with a second external thread meshed with the second threaded hole, the first external thread and the second external thread are opposite in screw direction, and one end, far away from the first threaded hole, of the first inserting rod is, the first gasket is abutted to the end part of the first blind hole, a second gasket is fixed at one end, away from the second threaded hole, of the second insert rod, and the second gasket is abutted to the end part of the second blind hole.
Further, the filter bag body is made of non-woven fabric, and the non-woven fabric is one of polyphenylene sulfide (PPS) non-woven fabric, Polyester (PE) non-woven fabric and polypropylene (PP) non-woven fabric.
Further, the mounting plate is provided with a plurality of mounting holes for fixing the mounting plate and the pattern plate, and the number of the mounting holes is more than or equal to 6.
Furthermore, the first gasket and the second gasket are both made of elastic rubber.
Further, when there is no elastic deformation, the thickness of the topmost end of the elastic ring is equal to the thickness of the bottommost end, and all the thicknesses are smaller than 1 mm.
Further, when the elastic deformation is not generated, the thickness of the thickest part of the elastic ring is more than 10 mm. .
Furthermore, a first semicircular ring is fixed on the outer side wall of the first inserting rod, a second semicircular ring is fixed on the outer side wall of the second inserting rod, a third semicircular ring and a fourth semicircular ring are fixed on the inner circumference of the cylindrical part of the circular ring, a first limiting rope is connected between the first semicircular ring and the third semicircular ring, and a second limiting rope is connected between the second semicircular ring and the fourth semicircular ring.
Furthermore, the number of the first semicircular ring, the second semicircular ring, the third semicircular ring, the fourth semicircular ring, the first limiting rope and the second limiting rope is equal; a first limiting rope is connected between each first semicircular ring and one third semicircular ring, and a second limiting rope is connected between each second semicircular ring and one fourth semicircular ring.
Furthermore, the number of the first semicircular ring, the second semicircular ring, the third semicircular ring, the fourth semicircular ring, the first limiting rope and the second limiting rope is 4.
Furthermore, a fixed block is fixed at the rotating rod, a first compression spring and a second compression spring are sleeved on the rotating rod, one end of the first compression spring is abutted against the end part of the first inserted link, the other end of the first compression spring is abutted against the fixed block, one end of the second compression spring is abutted against the end part of the second inserted link, and the other end of the second compression spring is abutted against the fixed block; and a deflector rod is also fixed at the fixed block.
Has the advantages that: according to the filter bag disclosed by the invention, the bag opening is tightly attached to the circular column part by the first elastic rope and the second elastic rope, so that the sealing property is good. And the cage frame and the filter bag are easy to detach and install and convenient to maintain.
Drawings
FIG. 1 is a schematic view of a dust filter bag, wherein a first inserted link is inserted into a first blind hole and a second inserted link is inserted into a second blind hole;
FIG. 2 is a schematic view of the dust filter bag, wherein the first plug rod is not inserted into the first blind hole, and the second plug rod is not inserted into the second blind hole;
figure 3 is a schematic view of the process of mounting the cage at the mounting plate;
FIG. 4 is a schematic view of a dust bag with first and second compression springs.
Detailed Description
Reference numerals: 1, mounting a plate; 1.1 a first blind hole; 1.2 second blind holes; 1.3 installing holes; 2, a circular column part; 2.1 a stop block; 2.2 elastic rings; 3, rotating the rod; 3.1 a first plunger; 3.1.1 first gasket; 3.1.2 first limiting rope 3.2 second inserted link; 3.2.1 second gasket; 3.2.2 second limiting rope; 4.1 vertical rods; 4.2 fixing the ring; 5, fixing blocks; 5.1 a first compression spring; 5.2 a second compression spring; 5.3 a deflector rod; 10 a filter bag body; 10.1 a first elastic cord; 10.2 a second elastic cord;
a dust-removing filter bag comprises a filter bag body 10, a cage, a circular mounting plate 1 and a first elastic rope 10.1 which is circular when not elastically deformed, wherein a bag opening of the filter bag body is fixedly connected with a second elastic rope 10.2 which is circular when not elastically deformed; the inner circumference of the mounting plate is provided with a first blind hole 1.1 with a rectangular section and a second blind hole 1.2 with a rectangular section; the cage comprises a limiting part, a circular cylindrical part 2, a plurality of vertical rods and a plurality of circular fixing rings 4.1, wherein the top ends of the vertical rods 4.2 are all fixed with the bottom end of the circular cylindrical part, the fixing rings are parallel to each other, each fixing ring is fixedly connected with all the vertical rods, each vertical rod is fixedly connected with all the fixing rings, the vertical rods are parallel to each other, the outer side wall of the circular cylindrical part is provided with a circle of groove, a first elastic rope is embedded into the circle of groove, the filter bag body is clamped between the first elastic rope and the circle of groove, a second elastic rope 10.2 is positioned above the first elastic rope 10.1 and abutted against the outer circumferential surface of the circular cylindrical part, the outer circumferential surface of the circular cylindrical part is fixed with a circular check block, the check block is abutted against the lower surface of the mounting plate, and the outer side wall of the circular cylindrical part is also fixed with an elastic ring positioned above the check block, the elastic ring is abutted against the inner circumference of the mounting plate, the cylindrical part is provided with a first through hole with a rectangular cross section and a second through hole with a rectangular cross section, the elastic ring is provided with a first connecting hole and a second connecting hole, the first connecting hole is communicated with the first blind hole and the first through hole, the second connecting hole is communicated with the second blind hole and the second through hole, the limiting part comprises a first inserting rod 3.1, a second inserting rod 3.2 and a cylindrical rotating rod 3, one end of the first inserting rod, close to the rotating rod, is provided with a first threaded hole, one end of the second inserting rod, close to the rotating rod, is provided with a second threaded hole, one end of the second inserting rod, close to the rotating rod, is provided with a first external thread meshed with the first threaded hole, the other end of the rotating rod is provided with a second external thread meshed with the second threaded hole, the first external thread and the second external thread are opposite in screw direction, one end, far away from the first threaded hole, of the first inserting rod is, the first gasket butt the tip of first blind hole, the one end that the second screw hole was kept away from to the second inserted bar is fixed with second gasket 3.2.1, and the tip of second blind hole is held in the butt of second gasket.
The filter bag body is made of non-woven fabric, and the non-woven fabric is one of polyphenylene sulfide (PPS) non-woven fabric, Polyester (PE) non-woven fabric and polypropylene (PP) non-woven fabric. The mounting plate is provided with a plurality of mounting holes for fixing the mounting plate and the pattern plate, and the number of the mounting holes is more than or equal to 6. The first gasket and the second gasket are both made of elastic rubber. When there is no elastic deformation, the thickness of the topmost end of the elastic ring is equal to the thickness of the bottommost end, and the thicknesses are all smaller than 1 mm. When the elastic deformation is absent, the thickness of the thickest part of the elastic ring is more than 10 mm. The lateral wall of first inserted bar is fixed with first semicircular ring, and the lateral wall of second inserted bar is fixed with second semicircular ring, the interior circumference of ring cylindricality portion is fixed with third semicircular ring and fourth semicircular ring, be connected with first spacing rope 3.1.2 between first semicircular ring and the third semicircular ring, be connected with second spacing rope 3.2.2 between second semicircular ring and the fourth semicircular ring. The number of the first semicircular ring, the number of the second semicircular ring, the number of the third semicircular ring, the number of the fourth semicircular ring, the number of the first limiting rope and the number of the second limiting rope are equal; a first limiting rope is connected between each first semicircular ring and one third semicircular ring, and a second limiting rope is connected between each second semicircular ring and one fourth semicircular ring. The number of the first semicircular ring, the second semicircular ring, the third semicircular ring, the fourth semicircular ring, the first limiting rope and the second limiting rope is 4.
According to the filter bag, the filter bag body is made of non-woven materials, and the bag opening is sealed through the first elastic rope, the second elastic rope and the circular cylindrical part; the mounting plate is fixed at the pattern plate through a fixing bolt, as shown in fig. 3, at first, the first and second insertion rods are not inserted into the first and second through holes, and the first and second limiting ropes are not connected well, when the rotating rod is rotated to insert the first insertion rod into the first through hole and the second insertion rod into the second through hole, the first and second limiting ropes are fixed well, and the first and second limiting ropes are in a tightened state; the cylindrical part of the circular ring is inserted into the mounting plate, and at the moment, due to the elasticity of the elastic ring, the cage can not fall out of the hole of the mounting plate due to the friction force of the elastic ring and the inner circumference of the mounting plate. However, to further stabilize the connection, the rotating lever is rotated so that the first and second pins move toward the opposite ends and extend, the first spacer abuts against the end of the first blind hole, and the second spacer abuts against the end of the second blind hole. And tightly abut against the first and second insertion rods to limit, and the cage is stably fixed with the mounting plate. When the cage needs to be dismantled, the rotating rod is rotated reversely and the first inserting rod and the second inserting rod are retracted. The first limiting rope and the second limiting rope can prevent the first inserted bar from being separated from the first through hole and the second inserted bar from being separated from the second through hole.
As shown in fig. 4, in some embodiments, there are first and second compression springs 5.1, 5.2 that prevent the rotation of the rotation lever from being accidentally rotated, and a lever 5.3 that facilitates the rotation of the rotation lever.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. A non-woven dust removal filter bag is characterized by comprising a filter bag body, a cage, a circular mounting plate and a first elastic rope which is circular when not elastically deformed, wherein a bag opening of the filter bag body is fixedly connected with a second elastic rope which is circular when not elastically deformed; the inner circumference of the mounting plate is provided with a first blind hole with a rectangular section and a second blind hole with a rectangular section; the cage frame comprises a limiting part, a circular cylindrical part, a plurality of vertical rods and a plurality of circular fixing rings, the top ends of the vertical rods are fixed to the bottom end of the circular cylindrical part, the fixing rings are parallel to each other, each fixing ring is fixedly connected with all the vertical rods, each vertical rod is fixedly connected with all the fixing rings, the vertical rods are parallel to each other, the outer side wall of the circular cylindrical part is provided with a circle of groove, a first elastic rope is embedded into the circle of groove, the filter bag body is clamped between the first elastic rope and the circle of groove, a second elastic rope is positioned above the first elastic rope and abutted against the outer circumferential surface of the circular cylindrical part, a circular check block is fixed to the outer circumferential surface of the circular cylindrical part and abutted against the lower surface of the mounting plate, and an elastic ring positioned above the check block is further fixed to the outer circumferential surface of the circular cylindrical part, the elastic ring is abutted against the inner circumference of the mounting plate, the cylindrical part of the circular ring is provided with a first through hole with a rectangular section and a second through hole with a rectangular section, the elastic ring is provided with a first connecting hole and a second connecting hole, the first connecting hole is communicated with the first blind hole and the first through hole, the second connecting hole is communicated with the second blind hole and the second through hole, the limiting part comprises a first inserted rod with a rectangular section, a second inserted rod with a rectangular section and a cylindrical rotating rod, one end of the first inserted rod, close to the rotating rod, is provided with a first threaded hole, one end of the second inserted rod, close to the rotating rod, is provided with a second threaded hole, one end of the rotating rod is provided with a first external thread meshed with the first threaded hole, the other end of the rotating rod is provided with a second external thread meshed with the second threaded hole, the first external thread and the second external thread are opposite in screw direction, and one end, far away from the first threaded hole, of the first inserted rod is fixed with, the first gasket is abutted to the end part of the first blind hole, a second gasket is fixed at one end, away from the second threaded hole, of the second insert rod, and the second gasket is abutted to the end part of the second blind hole.
2. The nonwoven dust bag of claim 1, wherein the bag body is made of a nonwoven fabric, the nonwoven fabric being one of a polyphenylene sulfide (PPS) nonwoven fabric, a Polyester (PE) nonwoven fabric, and a polypropylene (PP) nonwoven fabric.
3. The nonwoven dust bag of claim 1 wherein the mounting plate has a plurality of mounting holes for securing the mounting plate and the card, the number of mounting holes being 6 or greater.
4. The nonwoven dust bag of claim 1 wherein said first and second gaskets are made of an elastomeric rubber.
5. The nonwoven dust bag of claim 1 wherein the top end of the elastomeric loops have a thickness equal to the bottom end of the elastomeric loops in the absence of elastic deformation, and each is less than 1 mm.
6. The nonwoven dust bag of claim 1 wherein the thickest portion of the elastic loops is greater than 10mm in thickness in the absence of elastic deformation. .
7. The non-woven dust bag of claim 1, wherein a first semicircular ring is fixed to an outer sidewall of the first insert bar, a second semicircular ring is fixed to an outer sidewall of the second insert bar, a third semicircular ring and a fourth semicircular ring are fixed to an inner circumference of the cylindrical portion of the circular rings, a first stopper string is connected between the first semicircular ring and the third semicircular ring, and a second stopper string is connected between the second semicircular ring and the fourth semicircular ring.
8. The nonwoven dust bag of claim 7 wherein the first, second, third, fourth, first and second semi-circular loops are all in plurality and equal number; a first limiting rope is connected between each first semicircular ring and one third semicircular ring, and a second limiting rope is connected between each second semicircular ring and one fourth semicircular ring.
9. The nonwoven dust bag of claim 8 wherein the first, second, third, fourth, first and second stop ropes are 4.
10. The non-woven dust collection filter bag according to claim 1, wherein a fixed block is fixed at the rotating rod, a first compression spring and a second compression spring are sleeved on the rotating rod, one end of the first compression spring abuts against the end of the first inserted rod, the other end of the first compression spring abuts against the fixed block, one end of the second compression spring abuts against the end of the second inserted rod, and the other end of the second compression spring abuts against the fixed block; and a deflector rod is also fixed at the fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453414.8A CN108465308B (en) | 2018-05-14 | 2018-05-14 | Non-woven dust removal filter bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810453414.8A CN108465308B (en) | 2018-05-14 | 2018-05-14 | Non-woven dust removal filter bag |
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| Publication Number | Publication Date |
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| CN108465308A CN108465308A (en) | 2018-08-31 |
| CN108465308B true CN108465308B (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810453414.8A Active CN108465308B (en) | 2018-05-14 | 2018-05-14 | Non-woven dust removal filter bag |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109173480B (en) * | 2018-10-15 | 2020-11-10 | 江苏蓝天环保集团股份有限公司 | High strength dust removal filter bag cage |
| CN110217477B (en) * | 2019-07-05 | 2024-08-13 | 江苏瀚霆环保滤材有限公司 | Antistatic polyester cloth bag |
Citations (4)
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|---|---|---|---|---|
| JP2951856B2 (en) * | 1994-10-11 | 1999-09-20 | 新田ゼラチン株式会社 | Bag filter |
| CN204380423U (en) * | 2015-01-12 | 2015-06-10 | 四川省有色冶金研究院有限公司 | A kind of pulse bag type dust collector filtration facility of structure optimization |
| CN105233582A (en) * | 2015-10-09 | 2016-01-13 | 岳波 | Filter bag dust remover with self-circulating ash removal device |
| CN107349705A (en) * | 2017-06-16 | 2017-11-17 | 江苏蓝天环保集团股份有限公司 | A kind of dedusting filtering bag easy for removal and installation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT501887B1 (en) * | 2005-11-18 | 2006-12-15 | Scheuch Gmbh | FILTER HOSE SUPPORT BASKET FOR A TUBE FILTER, AND METHOD FOR THE PRODUCTION THEREOF |
| AU2017250816A1 (en) * | 2016-04-15 | 2018-10-04 | Tti (Macao Commercial Offshore) Limited | Vacuum cleaner and filter for a vacuum cleaner |
-
2018
- 2018-05-14 CN CN201810453414.8A patent/CN108465308B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2951856B2 (en) * | 1994-10-11 | 1999-09-20 | 新田ゼラチン株式会社 | Bag filter |
| CN204380423U (en) * | 2015-01-12 | 2015-06-10 | 四川省有色冶金研究院有限公司 | A kind of pulse bag type dust collector filtration facility of structure optimization |
| CN105233582A (en) * | 2015-10-09 | 2016-01-13 | 岳波 | Filter bag dust remover with self-circulating ash removal device |
| CN107349705A (en) * | 2017-06-16 | 2017-11-17 | 江苏蓝天环保集团股份有限公司 | A kind of dedusting filtering bag easy for removal and installation |
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| CN108465308A (en) | 2018-08-31 |
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