CN221260559U - Constant temperature constant flow atmospheric particulate matter sampler - Google Patents
Constant temperature constant flow atmospheric particulate matter sampler Download PDFInfo
- Publication number
- CN221260559U CN221260559U CN202322532955.9U CN202322532955U CN221260559U CN 221260559 U CN221260559 U CN 221260559U CN 202322532955 U CN202322532955 U CN 202322532955U CN 221260559 U CN221260559 U CN 221260559U
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- CN
- China
- Prior art keywords
- sampler
- sampling
- sliding block
- constant
- atmospheric particulate
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- 239000008277 atmospheric particulate matter Substances 0.000 title claims abstract description 7
- 238000005070 sampling Methods 0.000 claims abstract description 37
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003546 flue gas Substances 0.000 abstract description 6
- 230000000670 limiting effect Effects 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- -1 aldehyde ketone compounds Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Abstract
The utility model relates to the technical field of samplers, and discloses a constant-temperature constant-current atmospheric particulate matter sampler, which comprises a sampling assembly; the sampling assembly includes: the side surface of the sampler body is rotationally connected with a cover body; the placement holes are formed in the sampler body and are formed in a plurality of positions; an adjusting component is arranged in the sampler body; the adjustment assembly includes: the sliding chute is arranged in the sampler body; the utility model has the advantage of convenient adjustment, when in use, the rod body is rotated, the sliding block slides into the sliding groove, the sampling pipe is placed in the placement hole, then the rod body is reversely rotated, the sliding block and the inner side wall of the placement hole are simultaneously contacted with the sampling pipe, the fixed limiting effect is achieved on the sampling pipe, the atmospheric particulates are sampled, more sampling pipes with different types can be placed in the placement hole in an adjusting mode, the use mode is simple and quick, the use by staff is convenient, and the problem that the multipath flue gas sampler does not have an adjusting function is solved.
Description
Technical Field
The utility model relates to the technical field of samplers, in particular to a constant-temperature constant-current atmospheric particulate matter sampler.
Background
The atmospheric particulates are a generic term for various solid and liquid particulate matters existing in the atmosphere, and when the constant temperature and constant current atmospheric particulates are sampled, a sampler is needed, wherein the most commonly used sampling device is a multipath smoke sampler.
The multichannel flue gas sampler in the market is suitable for sampling various harmful components in a fixed pollution source by a solution absorption method, is also suitable for adopting an adsorption tube sampling method and other solid-phase adsorption methods to collect volatile organic compounds such as benzene compounds, aldehyde ketone compounds, halogenated hydrocarbons and the like in ambient air, wherein when the adsorption tube sampling method is used for sampling, brown adsorption tubes are required to be installed to measure different pollutants (such as particulate matters, sulfur dioxide and the like), but the multichannel flue gas sampler does not have an adjusting function, the size of the installation holes of the adsorption tubes in the multichannel flue gas sampler is fixed, the adsorption tubes with large tube diameters (such as the adsorption tubes for collecting nitrogen oxides) cannot be installed, so that the sampling cannot be performed, the limiting and fixing effects cannot be achieved due to the too small tube diameters, normal use is influenced, and inconvenience is brought to the collection work.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the constant-temperature constant-current atmospheric particulate matter sampler, has the advantage of convenient adjustment, and solves the problem that the multipath flue gas sampler does not have an adjusting function.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the constant temperature and constant current atmospheric particulate matter sampler comprises a sampling assembly; the sampling assembly includes: the side surface of the sampler body is rotationally connected with a cover body; the placement holes are formed in the sampler body and are formed in a plurality of positions; an adjusting component is arranged in the sampler body; the adjustment assembly includes: the sliding groove is arranged in the sampler body and communicated with the placing hole; the sliding block is connected in the sliding groove in a sliding way; the diverter is fixedly connected to the inner side wall of the chute; the screw rod is rotationally connected to the side surface of the steering gear, inserted into the sliding block and in threaded connection with the screw rod; the rod body is rotatably connected to the top of the steering gear, and penetrates through the sampler body.
Preferably: the adjustment assembly further includes: chamfering, set up in the slider top.
Preferably: the adjustment assembly further includes: and the gasket is arranged on the side surface of the sliding block.
Preferably: two groups of adjusting components are symmetrically arranged on the sampler body.
Preferably: two groups of adjusting assemblies are arranged on the outer side of each placing hole and are respectively positioned right in front of and right behind the placing holes.
Preferably: the side surface of the sliding block is an arc surface.
Preferably: the depth of the sliding groove is larger than the thickness of the sliding block.
(III) beneficial effects
Compared with the prior art, the utility model provides the constant-temperature constant-current atmospheric particulate sampler, which has the following beneficial effects:
the utility model has the advantage of convenient adjustment, when in use, the rod body is rotated, the sliding block slides into the sliding groove, the sampling pipe is placed in the placement hole, then the rod body is reversely rotated, the sliding block and the inner side wall of the placement hole are simultaneously contacted with the sampling pipe, the fixed limiting effect is achieved on the sampling pipe, the atmospheric particulates are sampled, more sampling pipes with different types can be placed in the placement hole in an adjusting mode, the use mode is simple and quick, the use by staff is convenient, and the problem that the multipath flue gas sampler does not have an adjusting function is solved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of the internal structure of the adjusting assembly of the present utility model;
fig. 3 is a schematic top view of an adjusting assembly according to the present utility model.
In the figure:
1. A sampling assembly; 11. a sampler body; 12. a cover body; 13. placing the hole;
2. An adjustment assembly; 21. a chute; 22. a slide block; 221. chamfering; 23. a diverter; 24. a screw; 25. a rod body; 26. a gasket.
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.
Example 1
Referring to fig. 1-3, a constant temperature and constant flow atmospheric particulate sampler comprises a sampling assembly 1; the sampling assembly 1 comprises: the sampler body 11, the side of which is rotatably connected with a cover 12; a plurality of placement holes 13 which are formed in the sampler body 11; an adjusting component 2 is arranged in the sampler body 11; the adjusting assembly 2 comprises: the chute 21 is arranged in the sampler body 11 and is communicated with the placing hole 13; a sliding block 22 slidably connected to the inside of the chute 21; the diverter 23 is fixedly connected to the inner side wall of the chute 21; the screw 24 is rotatably connected to the side surface of the steering gear 23, and the screw 24 is inserted into the slider 22 and is in threaded connection with the screw 24; the rod body 25 is rotatably connected to the top of the steering gear 23, and the rod body 25 penetrates through the sampler body 11; the adjustment assembly 2 further comprises: chamfer 221, open at the top of the said slide block 22; the adjustment assembly 2 further comprises: a spacer 26 provided on the side surface of the slider 22; two groups of adjusting assemblies 2 are symmetrically arranged on the sampler body 11; two groups of adjusting assemblies 2 are arranged on the outer side of each placing hole 13 and are respectively positioned right in front of and right behind the placing holes 13; the side surface of the sliding block 22 is an arc surface; the depth of the sliding groove 21 is larger than the thickness of the sliding block 22.
When the sampler is used, the cover body 12 is opened, after the placing hole 13 on the sampler body 11 leaks, the sampling tube is placed in the placing hole 13, through the sampler body 11 and the sampling tube and the matching use, the sampling of the atmospheric particulates is realized, when the sampling tubes with different sizes are required to be fixed, the rod body 25 above the corresponding placing hole 13 is rotated, the rod body 25 drives the screw rod 24 to rotate through the diverter 23, the screw rod 24 is connected with the screw thread of the sliding block 22 in the rotating process, the sliding block 22 slides into the sliding groove 21, then the sampling tube is placed in the placing hole 13, then the rod body 25 is reversely rotated, the screw rod 24 reversely rotates, and after the sliding block 22 slides out of the sliding groove 21, the side surface of the sliding block 22 contacts with the outer side wall of the sampling tube, the sliding tube is pushed to slide to the inner side wall of the placing hole 13, the sliding block 22 contacts with the sampling tube simultaneously, the fixing and limiting effects are achieved on the sampling tube, and the subsequent sampling is convenient; when in use, the top of the sliding block 22 is prevented from being in direct contact with the sampling tube, so that the sampling tube is prevented from being damaged; in use, the sampling tube is protected by the spacer 26; when in use, the two groups of adjusting assemblies 2 can be used independently or simultaneously, so that the practicability is improved; when in use, the adjusting component 2 is prevented from influencing the normal placement of the sampling tube; when in use, the contact area between the side surface of the sliding block 22 and the sampling tube is increased, and the fixing effect is improved; in use, the slide 22 is allowed to slide completely into the slide slot 21.
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 (7)
1. The constant temperature and constant current atmospheric particulate matter sampler comprises a sampling component (1); the sampling assembly (1) comprises:
A sampler body (11) with a cover (12) rotatably connected to the side surface thereof;
The placement holes (13) are formed in the sampler body (11) and are formed in a plurality of positions;
the method is characterized in that: an adjusting component (2) is arranged in the sampler body (11); the adjusting assembly (2) comprises:
the sliding groove (21) is arranged in the sampler body (11) and is communicated with the placing hole (13);
the sliding block (22) is connected in the sliding groove (21) in a sliding way;
the diverter (23) is fixedly connected to the inner side wall of the chute (21);
The screw rod (24) is rotationally connected to the side surface of the steering gear (23), and the screw rod (24) is inserted into the sliding block (22) and is in threaded connection with the screw rod (24);
the rod body (25) is rotatably connected to the top of the steering gear (23), and the rod body (25) penetrates through the sampler body (11).
2. The constant temperature and constant flow atmospheric particulate sampler of claim 1, wherein: the adjusting assembly (2) further comprises:
and the chamfer (221) is arranged at the top of the sliding block (22).
3. The constant temperature and constant flow atmospheric particulate sampler of claim 2, wherein: the adjusting assembly (2) further comprises:
and a gasket (26) provided on the side surface of the slider (22).
4. A constant temperature, constant flow, atmospheric particulate sampler according to claim 3 and wherein: two groups of adjusting assemblies (2) are symmetrically arranged on the sampler body (11).
5. The constant temperature and constant flow atmospheric particulate sampler of claim 4 and wherein: two groups of adjusting assemblies (2) are arranged on the outer side of each placing hole (13), and are respectively positioned right in front of and right behind the placing holes (13).
6. The constant temperature and constant flow atmospheric particulate sampler of claim 5, wherein: the side surface of the sliding block (22) is an arc surface.
7. The constant temperature and constant flow atmospheric particulate sampler of claim 6, wherein: the depth of the sliding groove (21) is larger than the thickness of the sliding block (22).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221260559U true CN221260559U (en) | 2024-07-02 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |