CN215505988U - Anti-static filter bag - Google Patents
Anti-static filter bag Download PDFInfo
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- CN215505988U CN215505988U CN202121424315.0U CN202121424315U CN215505988U CN 215505988 U CN215505988 U CN 215505988U CN 202121424315 U CN202121424315 U CN 202121424315U CN 215505988 U CN215505988 U CN 215505988U
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- filter bag
- mounting
- mounting sleeve
- sleeve
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Abstract
The utility model provides an anti-static filter bag which is characterized by comprising a positioning sleeve, a filter bag frame, a mounting sleeve, a locking mechanism, an anti-static filter bag main body, a mounting ring and an active carbon adsorption filter layer, wherein the bottom of the positioning sleeve is provided with the mounting sleeve; the positioning sleeve and the mounting sleeve are of an integrally formed structure; a filter bag frame is arranged in the mounting sleeve; the bottom of the mounting sleeve is provided with a mounting groove; a locking mechanism is arranged in the mounting groove; an anti-static filter bag main body is arranged on the lower side of the mounting sleeve; an installation ring is installed at the opening of the anti-static filter bag main body; an active carbon adsorption filter layer is arranged at the bottom of the filter bag; the anti-static filter bag is additionally provided with the locking mechanism, and replaces the mode of fixing the anti-static filter bag main body by using the fastening belt in the prior art, so that the aim of more stably connecting the anti-static filter bag main body is fulfilled.
Description
Technical Field
The utility model relates to the technical field of filtering devices, in particular to an anti-static filter bag.
Background
The filter bag mainly comprises two types: the polytetrafluoroethylene filter bag has the characteristics of high temperature resistance, extremely low friction coefficient and can be used for lubricating action, and can also be applied to corrosion-resistant pipelines, containers, pumps, valves with higher performance requirements, radar manufacturing, high-frequency communication equipment and radio equipment, but the traditional polytetrafluoroethylene filter bag has a complex structure and a single function, is not provided with a fastening belt, is inconvenient for fixing the filter bag, can not effectively remove static electricity generated by friction between dust and the filter bag, thereby influencing the filtering effect, and more importantly, has the effect of adsorbing peculiar smell while filtering, the prior art provides an anti-static polytetrafluoroethylene filter bag which effectively solves the problems;
through retrieval, according to the patent number CN201720411840.6, the anti-static polytetrafluoroethylene filter bag comprises a filter bag body, a static conductive metal soft sheet, a tetrafluoroethylene filter bag body, a static conductive metal soft sheet connecting ring, an active carbon filter screen bottom, anti-static cloth, a tetrafluoroethylene base layer and a glass fiber needled felt, wherein a steel ring head is arranged at the upper end of the filter bag body, the static conductive metal soft sheet is arranged inside the filter bag body, and a fixing bolt is arranged on the upper surface of the steel ring head. The filter bag can filter polluted gas and has the effect of adsorbing peculiar smell, so that the filtering effect is more efficient;
but prior art still has the defect at practical application's in-process, prior art's filter bag has reached the purpose that prevents static, but its fixed mode only uses the fastening area to fix, can lead to the insecure that its fixed effect is very, and what filter the bag most was filtered is industrial waste gas, and the acid gas who probably contains sulfur element in the industrial waste gas very much, the fastening area is in long-term with gas contact, can greatly reduced life, and tend towards the damage gradually, the leakproofness and the filter effect of gradual reduction filter bag, and prior art utilizes the tight mode of binding of fastening area, need the staff to manually tighten up the fastening area, and it is fixed to tie a knot, the process is still more loaded down with trivial details, lead to practicality and installation convenience relatively poor.
Disclosure of Invention
According to the technical problem, the utility model provides an anti-static filter bag which is characterized by comprising a positioning sleeve, a filter bag frame, a mounting sleeve, a locking mechanism, an anti-static filter bag main body, a mounting ring and an active carbon adsorption filter layer, wherein the mounting sleeve is mounted at the bottom of the positioning sleeve; the positioning sleeve and the mounting sleeve are of an integrally formed structure; a filter bag frame is arranged in the mounting sleeve; the bottom of the mounting sleeve is provided with a mounting groove; a locking mechanism is arranged in the mounting groove; an anti-static filter bag main body is arranged on the lower side of the mounting sleeve; an installation ring is installed at the opening of the anti-static filter bag main body; an active carbon adsorption filter layer is arranged at the bottom of the filter bag;
the locking mechanism comprises a spring rod, a fastening bolt, an extrusion plate, an anti-slip pad and a matching plate, wherein an extrusion groove is formed in the side wall of the mounting groove, which is far away from the inner side wall of the mounting sleeve; the number of the extrusion grooves is N, and N is more than or equal to 2; one end of a spring rod is welded at the bottom of the extrusion groove; the number of the spring rods is M, and M is more than or equal to 2; the other end of the spring rod is welded with an extrusion plate; the extrusion plate is of an arc structure; the side wall of the extrusion plate, which is far away from the spring rod, is provided with an anti-skid pad; the protective pad is made of rubber; a matching plate is arranged on the side wall of the mounting groove close to the inner side wall of the mounting sleeve; the number of the matching plates is the same as that of the extrusion plates; the bottoms of the extrusion plate and the matching plate are both subjected to rounding treatment, and the outer side wall of the mounting sleeve is provided with a threaded hole; the inside of the threaded hole is connected with a fastening bolt through threads; the fastening bolt is used in cooperation with the extrusion plate.
The utility model has the beneficial effects that:
the utility model adds a locking mechanism to replace the mode of fixing the anti-static filter bag main body by using a fastening belt in the prior art, thereby achieving the purpose of more stable connection of the anti-static filter bag main body, when a worker installs the anti-static filter bag main body and the installation sleeve, the worker only needs to insert the installation ring at the opening of the anti-static filter bag main body into the installation groove at the bottom of the installation sleeve, and because the bottoms of the extrusion plate and the matching plate are both chamfered, when the installation ring contacts the bottoms of the extrusion plate and the matching plate, the installation ring can move towards the surface close to the extrusion plate due to the effect of the fillet and pushes the extrusion plate outwards to compress the spring rod until the installation ring is pushed to the bottom of the installation groove, at the moment, the installation ring is extruded and fixed by the extrusion plate and the matching plate under the elastic force of the spring rod, thereby completing the pre-fixing of the installation ring, the fastening bolt is screwed by the worker, so that the extrusion plates are relatively positioned, the extrusion plates and the matching plates are fixedly provided with the mounting ring with higher strength, and the anti-static filter bag main body is fixed;
in addition, the anti-slip mat is added, so that the sliding friction force between the mounting ring and the extrusion plate is greatly improved, and the extrusion plate and the matching plate can more stably fix the mounting ring.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation slot of the present invention;
FIG. 3 is a schematic view of the screen frame mounting position of the present invention;
FIG. 4 is a schematic view of the mounting ring mounting position of the present invention;
FIG. 5 is a schematic view of the overall structure of the locking mechanism of the present invention;
FIG. 6 is an enlarged view of portion A of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic diagram of a transverse elevational view of the locking mechanism of the present invention.
As shown in the figure: 1-positioning sleeve, 2-filter bag frame, 3-mounting sleeve, 31-mounting groove, 4-extrusion groove, 41-spring rod, 42-fastening bolt, 43-extrusion plate, 431-non-slip mat, 44-matching plate, 5-antistatic filter bag body, 51-mounting ring and 6-active carbon adsorption filter layer.
Detailed Description
Example 1
The utility model provides an anti-static filter bag which is characterized by comprising a positioning sleeve 1, a filter bag frame 2, a mounting sleeve 3, a locking mechanism, an anti-static filter bag main body 5, a mounting ring 51 and an active carbon adsorption filter layer 6, wherein the mounting sleeve 3 is mounted at the bottom of the positioning sleeve 1; the positioning sleeve 1 and the mounting sleeve 3 are of an integrally formed structure; a filter bag frame 2 is arranged in the mounting sleeve 3; the bottom of the mounting sleeve 3 is provided with a mounting groove 31; a locking mechanism is arranged in the mounting groove 31; an anti-static filter bag main body 5 is arranged on the lower side of the mounting sleeve 3; the opening of the anti-static filter bag main body 5 is provided with a mounting ring 51; the bottom of the filter bag is provided with an active carbon adsorption filter layer 6;
the locking mechanism comprises a spring rod 41, a fastening bolt 42, an extrusion plate 43, an anti-skid pad 431 and a matching plate 44, wherein an extrusion groove 4 is formed in the side wall of the mounting groove 31, which is far away from the inner side wall of the mounting sleeve 3; the number of the extrusion grooves 4 is N, and N is more than or equal to 2; one end of a spring rod 41 is welded at the bottom of the extrusion groove 4; the number of the spring rods 41 is M, and M is more than or equal to 2; the other end of the spring rod 41 is welded with an extrusion plate 43; the extrusion plate 43 has a circular arc structure; the side wall of the extrusion plate 43 far away from the spring rod 41 is provided with an anti-skid pad 431; the protective pad is made of rubber; the side wall of the mounting groove 31 close to the inner side wall of the mounting sleeve 3 is provided with a matching plate 44; the number of the matching plates 44 is the same as that of the extrusion plates 43; the bottoms of the extrusion plate 43 and the matching plate 44 are both subjected to rounding treatment, and the outer side wall of the mounting sleeve 3 is provided with a threaded hole; a fastening bolt 42 is connected to the inside of the threaded hole through threads; the fastening bolt 42 is used in cooperation with the pressing plate 43.
Example 2
When the anti-static filter bag is used, a worker needs to install the anti-static filter bag body 5 and the installation sleeve 3, the worker only needs to insert the installation ring 51 at the opening of the anti-static filter bag body 5 into the installation groove 31 at the bottom of the installation sleeve 3, because the bottoms of the extrusion plate 43 and the matching plate 44 are both subjected to rounding treatment, when the installation ring 51 contacts the bottoms of the extrusion plate 43 and the matching plate 44, due to the effect of rounding, the installation ring 51 moves to be close to the surface of the extrusion plate 43, the extrusion plate 43 is pushed outwards to compress the spring rod 41 until the installation ring 51 is pushed to the bottom of the installation groove 31, at the moment, the installation ring 51 is extruded and fixed through the extrusion plate 43 and the matching plate 44 under the elastic force of the spring rod 41, the pre-fixing of the installation ring 51 is completed, and then the worker twists the fastening bolt 42 to relatively position the extrusion plate 43, the pressing plate 43 and the matching plate 44 are fixedly provided with the mounting ring 51 with larger force, so that the anti-static filter bag body 5 is fixed.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An anti-static filter bag is characterized by comprising a positioning sleeve, a filter bag frame, a mounting sleeve, a locking mechanism, an anti-static filter bag main body, a mounting ring and an active carbon adsorption filter layer, wherein the mounting sleeve is mounted at the bottom of the positioning sleeve; the positioning sleeve and the mounting sleeve are of an integrally formed structure; a filter bag frame is arranged in the mounting sleeve; the bottom of the mounting sleeve is provided with a mounting groove; a locking mechanism is arranged in the mounting groove; an anti-static filter bag main body is arranged on the lower side of the mounting sleeve; an installation ring is installed at the opening of the anti-static filter bag main body; an active carbon adsorption filter layer is arranged at the bottom of the filter bag;
the locking mechanism comprises a spring rod, a fastening bolt, an extrusion plate, an anti-slip pad and a matching plate, wherein an extrusion groove is formed in the side wall of the mounting groove, which is far away from the inner side wall of the mounting sleeve; one end of a spring rod is welded at the bottom of the extrusion groove; the other end of the spring rod is welded with an extrusion plate; the extrusion plate is of an arc structure; the side wall of the extrusion plate, which is far away from the spring rod, is provided with an anti-skid pad; a matching plate is arranged on the side wall of the mounting groove close to the inner side wall of the mounting sleeve; the number of the matching plates is the same as that of the extrusion plates; the outer side wall of the mounting sleeve is provided with a threaded hole; the inside of the threaded hole is connected with a fastening bolt through threads; the fastening bolt is used in cooperation with the extrusion plate.
2. The antistatic filter bag as claimed in claim 1, wherein the number of the squeezing grooves is N, N is 2 or more.
3. The antistatic filter bag as claimed in claim 1, wherein the number of the spring rods is M, and M is more than or equal to 2.
4. An antistatic filter bag as claimed in claim 1 wherein the said non-slip mat is of rubber material.
5. An antistatic filter bag as claimed in claim 1 wherein the bottom of each of said squeeze and engaging plates is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424315.0U CN215505988U (en) | 2021-06-25 | 2021-06-25 | Anti-static filter bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424315.0U CN215505988U (en) | 2021-06-25 | 2021-06-25 | Anti-static filter bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215505988U true CN215505988U (en) | 2022-01-14 |
Family
ID=79810271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121424315.0U Active CN215505988U (en) | 2021-06-25 | 2021-06-25 | Anti-static filter bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215505988U (en) |
-
2021
- 2021-06-25 CN CN202121424315.0U patent/CN215505988U/en active Active
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