CN220437905U - Dust sampling device - Google Patents
Dust sampling device Download PDFInfo
- Publication number
- CN220437905U CN220437905U CN202321252736.9U CN202321252736U CN220437905U CN 220437905 U CN220437905 U CN 220437905U CN 202321252736 U CN202321252736 U CN 202321252736U CN 220437905 U CN220437905 U CN 220437905U
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- Prior art keywords
- ring
- sampling tube
- fixed mounting
- ring channel
- spring
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- 238000005070 sampling Methods 0.000 title claims abstract description 59
- 239000000428 dust Substances 0.000 title claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 229920000742 Cotton Polymers 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 22
- 238000001179 sorption measurement Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a dust sampling device, which comprises a sampling tube, wherein the upper end of the sampling tube is fixedly provided with a sampling tube in a penetrating way, the sampling tube is sequentially and fixedly provided with a one-way air inlet valve and a suction fan, the sampling tube is symmetrically provided with an air outlet, the air outlet is symmetrically provided with a first annular groove, and a filtering ring is movably arranged in the first annular groove.
Description
Technical Field
The utility model relates to the technical field of dust sampling equipment, in particular to a dust sampling device.
Background
With the development of national economy, environmental pollution becomes more and more a concern, wherein dust pollution in the air produces the effect of standing on people's health, consequently, often need carry out the sample to the dust in some air and detect, in order to reach the real-time supervision to environmental pollution, the existence of dust in the atmosphere is one of the main reasons that keeps earth's temperature, too much or too little dust in the atmosphere can all produce catastrophic influence to the environment, but in life and work, the productivity dust is the natural enemy of human health, has the main reason that induces multiple disease, the utility model of publication number is CN211740795U, the utility model discloses a kind of energy-concerving and environment-protective dust sampling device, including the sampling tube, the bottom fixedly connected with portable handle of sampling tube, the inner wall fixedly connected with draw-in groove piece of sampling tube, the inner wall swing joint of draw-in groove piece has the fixed plate, the adsorption hole has been seted up to the front of fixed plate, the inner wall swing joint of sampling tube has the gas outlet, the inner wall swing joint of gas outlet has, the inner wall swing joint of sampling tube has the electric motor fixedly connected with the filter screen, but the filter screen is long-time required to change in the time, the utility model is long-time required to change the filter screen, and the filter screen is long-time required to change in the filter screen, and the filter screen is long-time required to change, and the utility model is long time required to change the filter screen constantly, and the filter screen is replaced.
Disclosure of Invention
The present utility model is directed to a dust sampling device, which solves the above-mentioned problems of the prior art.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a dust sampling device, includes the sampling tube, the sampling tube upper end runs through fixed mounting has the sampling tube, fixed mounting has one-way admission valve and suction fan in proper order on the sampling tube, the gas outlet has been seted up to the sampling tube symmetry, first ring channel has been seted up to the gas outlet symmetry, movable mounting has the filtration ring in the first ring channel, filtration ring circumference evenly is provided with the filter screen, filtration ring one end fixed mounting has the rack, and one end first ring channel lateral wall runs through and has seted up logical groove, movable mounting has the tooth of dialling in the logical groove, it stretches out to dial tooth one end sampling tube outer wall, dial the tooth with rack toothing, set up the second ring channel in the sampling tube, movable mounting has the absorption cotton in the second ring channel, sampling tube lower extreme fixed mounting has the sealing ring, sealing ring threaded connection has sealed lid, sealing lid upper end fixed mounting has the clamp ring, clamp ring upper end with the absorption cotton lower extreme contacts, sealed lid lower extreme fixed mounting has the handle.
According to the technical scheme, the standing groove has been seted up to first ring channel inside wall symmetry, fixed mounting has first spring in the standing groove, first spring one end fixed mounting has the kicking block, kicking block one end fixed mounting has the circular arc head, circular arc head one end fixed mounting has first striking piece, the arc wall has been seted up to filtration ring inside wall symmetry, fixed mounting has the second striking piece in the arc wall, the second striking piece with correspond the second strikes the piece and contacts.
According to the technical scheme, the limiting blocks are symmetrically and fixedly arranged on the top blocks, the limiting grooves are symmetrically formed in the placing grooves, and the limiting blocks are movably arranged in the corresponding limiting grooves.
According to the technical scheme, the second spring is fixedly arranged on the inner circumference of the second annular groove, and the movable ring is fixedly arranged at one end of the second spring.
According to the technical scheme, the outer wall surface of the sealing ring is flush with the outer wall surface of the sealing cover.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through the arrangement of the suction fan, suction can be carried out to sample through the suction fan, external air and dust are sucked into the sampling cylinder together, a storage battery is arranged in the suction fan, power is supplied through the storage battery, air and dust enter the sampling cylinder, then the air is discharged through the air outlet and filtered through the filter screen, dust is adsorbed on adsorption cotton, air backflow is prevented through the one-way air inlet valve, after sampling is finished, the adsorption cotton in the suction cotton is taken out, the adsorption cotton can be detected, the movable ring can be used for pressing the adsorption cotton through the elastic force of the second spring, meanwhile, when the adsorption cotton is required to be taken out, the sealing cover is opened, the elastic force of the second spring can push the adsorption cotton to move downwards, the suction cotton is convenient to take out, after long-term use, a new filter screen is switched through stirring teeth, the top block can be driven to be fixed in a corresponding arc groove through the elastic force of the first spring, meanwhile, when the filter circular ring is rotated to switch the filter screen, the second sound piece and the corresponding second sound piece can be sent out to make a sound for collision sound when people are in contact, after the filter screen is switched, the filter screen is used, and the filter screen is switched again, and the time is not required to be replaced frequently.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the utility model at A;
FIG. 4 is a schematic top cross-sectional view of the filter ring of the present utility model;
in the figure: 1-sampling tube, 2-sampling tube, 3-one-way air inlet valve, 4-suction fan, 5-gas outlet, 6-first ring channel, 7-filtration ring, 8-filter screen, 9-rack, 10-through groove, 11-plectrum, 12-second ring channel, 13-absorbent cotton, 14-sealing ring, 15-sealing cover, 16-compression ring, 17-handle, 18-standing groove, 19-first spring, 20-ejector block, 21-circular arc head, 22-first striking plate, 23-circular arc groove, 24-second striking plate, 25-limiting block, 26-limiting groove, 27-second spring, 28-movable ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions: the dust sampling device comprises a sampling tube 1, wherein a sampling tube 2 is fixedly installed at the upper end of the sampling tube 1 in a penetrating manner, a one-way air inlet valve 3 and a suction fan 4 are sequentially and fixedly installed on the sampling tube 2, an air outlet 5 is symmetrically formed in the sampling tube 1, a first annular groove 6 is symmetrically formed in the air outlet 5, a filtering circular ring 7 is movably installed in the first annular groove 6, a filter screen 8 is uniformly arranged on the circumference of the filtering circular ring 7, a rack 9 is fixedly installed at one end of the filtering circular ring 7, a through groove 10 is formed in the outer side wall of the first annular groove 6 at one end in a penetrating manner, a poking tooth 11 is movably installed in the through groove 10, one end of the poking tooth 11 extends out of the outer wall surface of the sampling tube 1, the poking tooth 11 is meshed with the rack 9, a second annular groove 12 is formed in the sampling tube 1, adsorption cotton 13 is movably installed in the second annular groove 12, the utility model relates to a sampling tube 1, which is characterized in that a sealing ring 14 is fixedly arranged at the lower end of the sampling tube 1, a sealing cover 15 is in threaded connection with the sealing ring 14, a compression ring 16 is fixedly arranged at the upper end of the sealing cover 15, the upper end of the compression ring 16 is contacted with the lower end of an adsorption cotton 13, and a handle 17 is fixedly arranged at the lower end of the sealing cover 15. After the filter screen 8 is used, the filter screen can be switched again, the service time is long, frequent replacement of the filter screen 8 is not needed, and the time is saved for sampling of people;
specifically, the inner side wall of the first annular groove 6 is symmetrically provided with a placing groove 18, a first spring 19 is fixedly installed in the placing groove 18, one end of the first spring 19 is fixedly provided with a jacking block 20, one end of the jacking block 20 is fixedly provided with an arc head 21, one end of the arc head 21 is fixedly provided with a first striking plate 22, the inner side wall of the filtering circular ring 7 is symmetrically provided with an arc groove 23, a second striking plate 24 is fixedly installed in the arc groove 23, the second striking plate 24 is in contact with the corresponding second striking plate 24, the jacking block 20 can drive the arc head 21 to be fixed in the corresponding arc groove 23 through the elasticity of the first spring 19, and meanwhile, when the filtering circular ring 7 rotates to switch the filter screen 8, the second striking plate 24 is in contact with the corresponding second striking plate 24, so that collision sound can be generated by collision, and people can be reminded of switching completion;
specifically, the top block 20 is symmetrically and fixedly provided with a limiting block 25, the placement groove 18 is symmetrically provided with a limiting groove 26, the limiting block 25 is movably installed in the corresponding limiting groove 26, and the movement of the top block 20 can be limited by the cooperation of the limiting block 25 and the limiting groove 26;
specifically, the inner circumference of the second annular groove 12 is fixedly provided with a second spring 27, one end of the second spring 27 is fixedly provided with a movable ring 28, the movable ring 28 can press the absorbent cotton 13 through the elasticity of the second spring 27, meanwhile, when the absorbent cotton 13 is required to be taken out, the sealing cover 15 is opened, the absorbent cotton 13 can be pushed to move downwards by the elasticity of the second spring 27, and the absorbent cotton is convenient to take out;
specifically, the outer wall surface of the sealing ring 14 is flush with the outer wall surface of the sealing cover 15, and the outer wall surface of the sealing ring 14 is flush with the outer wall surface of the sealing cover 15, so that the external appearance is good.
Working principle: when the sampling device is used, firstly, the suction fan 4 is used for sucking air to sample, the outside air and dust are sucked into the sampling tube 1 together, a storage battery is arranged in the suction fan 4, the storage battery is used for supplying power, after the air and the dust enter the sampling tube 1, the air is discharged through the air outlet 5 and filtered through the filter screen 8, the dust is adsorbed on the adsorption cotton 13, the air backflow is prevented through the one-way air inlet valve 3, after the sampling is finished, the adsorption cotton 13 in the inside is taken out, the dust on the adsorption cotton 13 can be detected, the movable ring 28 can be used for pressing the adsorption cotton 13 through the elastic force of the second spring 27, meanwhile, when the adsorption cotton 13 is required to be taken out, the sealing cover 15 is opened, the elastic force of the second spring 27 can be used for pushing the adsorption cotton 13 to move downwards, so as to conveniently take out, after long-time use, the rack is stirred by stirring the poking teeth 11, the filter screen 7 is further driven to rotate, the new filter screen 8 is further switched, the top block 20 can be driven to be fixed in the corresponding arc groove 23, and simultaneously, when the filter ring 7 is rotated, the filter screen 7 is switched, the second filter screen 24 is switched, and the corresponding filter screen 24 is frequently made, and the user can be in touch with the second arc 24, and the time is not required to make a collision when the user frequently makes the switching, and the user touch.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. Dust sampling device, including a sampling tube (1), its characterized in that: sampling tube (2) is run through fixed mounting in sampling tube (1) upper end, fixed mounting has one-way admission valve (3) and suction fan (4) in proper order on sampling tube (2), gas outlet (5) have been seted up to sampling tube (1) symmetry, first ring channel (6) have been seted up to gas outlet (5) symmetry, movable mounting has filtration ring (7) in first ring channel (6), filtration ring (7) circumference evenly is provided with filter screen (8), filtration ring (7) one end fixed mounting has rack (9), and through groove (10) have been run through to first ring channel (6) lateral wall of one end, movable mounting has plectrum tooth (11) in through groove (10), plectrum tooth (11) one end stretches out sampling tube (1) outer wall, plectrum tooth (11) with rack (9) meshing, set up second ring channel (12) in sampling tube (1), movable mounting has adsorption cotton (13) in second ring channel (12), sampling tube (1) lower extreme (14) have seal ring (16) seal cap (16), seal ring (16) are sealed lid of upper end contact, a handle (17) is fixedly arranged at the lower end of the sealing cover (15).
2. A dust sampling device according to claim 1, wherein: the utility model discloses a filter ring, including first ring channel (6), second ring channel (7), standing groove (18) have been seted up to first ring channel (6) inside wall symmetry, fixed mounting has first spring (19) in standing groove (18), first spring (19) one end fixed mounting has kicking block (20), kicking block (20) one end fixed mounting has circular arc head (21), circular arc head (21) one end fixed mounting has first striking piece (22), arc wall (23) have been seted up to filter ring (7) inside wall symmetry, fixed mounting has second striking piece (24) in arc wall (23), second striking piece (24) and corresponding second striking piece (24) contact.
3. A dust sampling device according to claim 2, wherein: limiting blocks (25) are symmetrically and fixedly arranged on the top blocks (20), limiting grooves (26) are symmetrically formed in the placing grooves (18), and the limiting blocks (25) are movably arranged in the corresponding limiting grooves (26).
4. A dust sampling device according to claim 3, wherein: a second spring (27) is fixedly arranged on the inner circumference of the second annular groove (12), and a movable ring (28) is fixedly arranged at one end of the second spring (27) together.
5. The dust sampling device of claim 4, wherein: the outer wall surface of the sealing ring (14) is flush with the outer wall surface of the sealing cover (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252736.9U CN220437905U (en) | 2023-05-23 | 2023-05-23 | Dust sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252736.9U CN220437905U (en) | 2023-05-23 | 2023-05-23 | Dust sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220437905U true CN220437905U (en) | 2024-02-02 |
Family
ID=89693740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321252736.9U Active CN220437905U (en) | 2023-05-23 | 2023-05-23 | Dust sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220437905U (en) |
-
2023
- 2023-05-23 CN CN202321252736.9U patent/CN220437905U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240409 Address after: No.16-91 Puwen Road, Shenbei New District, Shenyang City, Liaoning Province, 110000 (102) Patentee after: Shenyang Zhuoqi Environmental Testing Co.,Ltd. Country or region after: China Address before: No. 48-2, Xiaoxi Road, Shenhe District, Shenyang, 110000 Liaoning Province (4-3-2) Patentee before: Shenyang Huanghe Technology Co.,Ltd. Country or region before: China |