CN220159520U - Atmospheric dust fall preprocessing device - Google Patents
Atmospheric dust fall preprocessing device Download PDFInfo
- Publication number
- CN220159520U CN220159520U CN202321250273.2U CN202321250273U CN220159520U CN 220159520 U CN220159520 U CN 220159520U CN 202321250273 U CN202321250273 U CN 202321250273U CN 220159520 U CN220159520 U CN 220159520U
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- China
- Prior art keywords
- filter
- connecting rod
- atmospheric dust
- filter element
- fixed ring
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- 239000000428 dust Substances 0.000 title claims abstract description 27
- 238000007781 pre-processing Methods 0.000 title claims description 5
- 229920000742 Cotton Polymers 0.000 claims abstract description 30
- 238000005070 sampling Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides an atmospheric dust fall pretreatment device which comprises a filter cartridge main body, a filter element and a rotary connecting rod, wherein a filter cavity is formed in the filter cartridge main body, threads are arranged in the filter cavity, the filter cavity is in threaded connection with the filter element, clamping blocks are fixedly connected to two ends of the rotary connecting rod, and the rotary connecting rod is clamped with the filter element through the clamping blocks. According to the scheme, the thread which is matched with the thread is arranged on the fastener and the filter cavity, and the rotary connecting rod is rotated after the limiting groove and the clamping block are clamped, so that the filter element is assembled and disassembled only by rotating the rotary connecting rod, the replacement and sampling processes of the filter element are simplified, the possibility of breakage of filter cotton in the filter element is reduced, and the purposes of improving the replacement efficiency of the filter element and the recovery rate of the filter cotton are achieved.
Description
Technical Field
The utility model relates to the technical field of atmospheric purification equipment, in particular to an atmospheric dust fall pretreatment device.
Background
Currently, atmospheric pollution is an important pollution problem of human concern, and pretreatment of atmospheric dust fall is an important step in treating the atmospheric pollution.
As disclosed in chinese patent, "atmospheric dust sample processing device" (patent number: CN 213101390U), the patent includes a sampling container for collecting an atmospheric dust sample, which has an opening; a filter element disposed within the sampling vessel and perpendicular to a sidewall of the sampling vessel for filtering the atmospheric dust sample to separate solid matter in the atmospheric dust sample thereabove; and a liquid storage device communicated with the sampling container and arranged below the filter element for collecting liquid flowing through the filter element; the spraying device is used for spraying water flow into the sampling container and flushing the atmospheric dust falling sample; and the negative pressure generating device is communicated with the liquid storage device and is used for generating negative pressure. The device has the advantages of high experimental efficiency, short dust fall treatment period and small measurement deviation.
However, in the dust removal process, due to the arrangement and the fixing manner of the spray head, the replacement and sampling processes of the filter element after the dust removal treatment are complex, and the filter cotton in the filter element is easy to be damaged, so that the problems of low filter element replacement efficiency and low filter cotton recovery rate are caused.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an atmospheric dust fall pretreatment device, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: an atmospheric dust fall preprocessing device which is characterized in that: including straining a main part, filter core and rotatory connecting rod, straining a main part internally and having seted up the filter chamber, be provided with the screw thread in the filter chamber, the filter chamber with filter core threaded connection, the equal fixedly connected with joint piece in both ends of rotatory connecting rod, rotatory connecting rod pass through the joint piece with filter core looks joint.
Preferably, the filter core includes filter cotton, solid fixed ring and fastener, filter cotton through solid fixed ring with fastener fixed connection, two spacing grooves have been seted up to the fastener near the one end face of rotatory connecting rod.
Preferably, the shape and the size of the limiting groove are matched with the shape and the size of the clamping block.
Preferably, threads are arranged on the outer circular surface of the fastener.
Preferably, the radius of the end, close to the fixing ring, of the filter cotton is equal to the radius of the fixing ring, and the radius of the end, far away from the fixing ring, of the filter cotton is smaller than the radius of the fixing ring.
Preferably, the length of the filter cavity is greater than the length of the filter element.
(III) beneficial effects
The utility model provides an atmospheric dust fall pretreatment device. The beneficial effects are as follows:
1. according to the scheme, the thread which is matched with the thread is arranged on the fastener and the filter cavity, and the rotary connecting rod is rotated after the limiting groove and the clamping block are clamped, so that the filter element is assembled and disassembled only by rotating the rotary connecting rod, the replacement and sampling processes of the filter element are simplified, the possibility of breakage of filter cotton in the filter element is reduced, and the purposes of improving the replacement efficiency of the filter element and the recovery rate of the filter cotton are achieved.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
fig. 2 is a schematic diagram of an explosive structure according to the present utility model.
In the figure: 11. a cartridge body; 12. a filter chamber; 13. filtering cotton; 14. a fixing ring; 15. a fastener; 16. a limit groove; 20. a rotary connecting rod; 21. and a clamping block.
Detailed Description
The embodiment of the utility model provides an atmospheric dust fall pretreatment device, which is shown in fig. 1-2, and comprises a filter cartridge main body 11, a filter cavity 12, filter cotton 13, a fixed ring 14, a fastener 15, a limit groove 16, a rotary connecting rod 20 and a clamping block 21.
As shown in fig. 1-2, the filter cartridge main body 11 is a cylindrical straight cartridge, a cylindrical filter cavity 12 is formed in the filter cartridge main body 11, threads are arranged in the filter cavity 12, the filter cavity 12 is in threaded connection with the filter element, clamping blocks 21 are fixedly connected to two ends of the rotary connecting rod 20, the rotary connecting rod 20 is clamped with the filter element through the clamping blocks 21, and the length of the filter cavity 12 is larger than that of the filter element.
The filter core comprises filter cotton 13, a fixed ring 14 and a fastener 15, wherein the filter cotton 13 is a filter bag made of dust removal materials, the radius of one end of the filter cotton 13 close to the fixed ring 14 is equal to that of the fixed ring 14, the radius of one end of the filter cotton 13 far away from the fixed ring 14 is smaller than that of the fixed ring 14, the cross-sectional area from the upper end of the filter cotton 13 to the lower end of the filter cotton 13 is gradually reduced, the filter cotton 13 is fixedly connected with the fixed ring 14 in an adhesive mode, and the fixed ring 14 is fixedly connected with the fastener 15.
The design of the shape of the filter cotton 13 ensures that the filter cotton can not contact the outer wall of the filter cavity 12 when filtering the atmospheric dust fall, thereby ensuring that the filtering efficiency is not affected, and the long-shaped arrangement of the filter cotton 13 ensures that the surface area of the filter cotton is larger, can better adsorb the dust fall in the atmosphere, and improves the filtering efficiency.
Two limit grooves 16 are formed in the end face, close to the rotary connecting rod 20, of the fastening piece 15, the shape and the size of the limit grooves 16 are matched with those of the clamping blocks 21, and threads are formed in the outer circular face of the fastening piece 15.
After the clamping block 21 is clamped in the limiting groove 16, the rotary connecting rod 20 is rotated, so that the fastening piece 15 and the filter cartridge body 11 are fastened, and the fastening piece 15 is convenient to detach and the filter cotton 13 is convenient to replace.
When the scheme is used for preprocessing the atmospheric dust, firstly, the filter element is placed in the filter cavity 12, the filter cotton 13 is ensured not to be contacted with the outer wall of the filter cavity 12, then the clamping block 21 is embedded into the limit groove 16, the rotary connecting rod 20 is rotated to screw the fastening piece 15 into the filter cavity 12, and finally, a negative pressure device is arranged at the opening at the upper end of the fastening piece 15 and the atmosphere to be preprocessed is filled into the filter cavity 12.
When the filter element is replaced according to the scheme, firstly, the clamping block 21 is embedded into the limit groove 16, then the rotary connecting rod 20 is rotated to unscrew the fastening piece 15 from the filter cavity 12, finally, the travel required to be replaced is placed in the filter cavity 12, the filter cotton 13 is ensured not to be contacted with the outer wall of the filter cavity 12, then the clamping block 21 is embedded into the limit groove 16, and the rotary connecting rod 20 is rotated to screw the fastening piece 15 into the filter cavity 12.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An atmospheric dust fall preprocessing device which is characterized in that: including straining a main part (11), filter core and rotatory connecting rod (20), strain and offered filter chamber (12) in straining a main part (11), be provided with the screw thread in filter chamber (12), filter chamber (12) with filter core threaded connection, the equal fixedly connected with joint piece (21) in both ends of rotatory connecting rod (20), rotatory connecting rod (20) pass through joint piece (21) with filter core looks joint.
2. An atmospheric dust pretreatment device according to claim 1, wherein: the filter element comprises filter cotton (13), a fixed ring (14) and a fastener (15), wherein the filter cotton (13) is fixedly connected with the fastener (15) through the fixed ring (14), and two limit grooves (16) are formed in one end face, close to a rotary connecting rod (20), of the fastener (15).
3. An atmospheric dust pretreatment device according to claim 2, wherein: the shape and the size of the limiting groove (16) are matched with those of the clamping block (21).
4. An atmospheric dust pretreatment device according to claim 2, wherein: the outer circular surface of the fastener (15) is provided with threads.
5. An atmospheric dust pretreatment device according to claim 2, wherein: the radius of one end of the filter cotton (13) close to the fixed ring (14) is equal to the radius of the fixed ring (14), and the radius of one end of the filter cotton (13) far away from the fixed ring (14) is smaller than the radius of the fixed ring (14).
6. An atmospheric dust pretreatment device according to claim 1, wherein: the length of the filter cavity (12) is greater than the length of the filter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321250273.2U CN220159520U (en) | 2023-05-22 | 2023-05-22 | Atmospheric dust fall preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321250273.2U CN220159520U (en) | 2023-05-22 | 2023-05-22 | Atmospheric dust fall preprocessing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220159520U true CN220159520U (en) | 2023-12-12 |
Family
ID=89066797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321250273.2U Active CN220159520U (en) | 2023-05-22 | 2023-05-22 | Atmospheric dust fall preprocessing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220159520U (en) |
-
2023
- 2023-05-22 CN CN202321250273.2U patent/CN220159520U/en active Active
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