CN218067261U - Comprehensive atmosphere sampling device for coal mine environment - Google Patents
Comprehensive atmosphere sampling device for coal mine environment Download PDFInfo
- Publication number
- CN218067261U CN218067261U CN202120350532.3U CN202120350532U CN218067261U CN 218067261 U CN218067261 U CN 218067261U CN 202120350532 U CN202120350532 U CN 202120350532U CN 218067261 U CN218067261 U CN 218067261U
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- CN
- China
- Prior art keywords
- pipe
- sampling device
- coal mine
- diaphragm pump
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 24
- 239000003245 coal Substances 0.000 title claims abstract description 9
- 239000000428 dust Substances 0.000 claims abstract description 27
- 229920000742 Cotton Polymers 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an atmosphere sampling device is synthesized to coal mine environment, which comprises a pipe body, the mid-mounting of body has the diaphragm pump, both ends are equipped with first check valve about the diaphragm pump, first check valve is established in the body, the body upper end is equipped with the opening, the lower extreme is equipped with threaded connection and sealed bottom, the lower extreme of body is equipped with the dish that gathers dust, it is equipped with at least one through-hole in the dish to gather dust, the bottom of body is equipped with the screw hole, the screw hole corresponds with the vertical position of through-hole, screw hole female connection has the screwed pipe, fill outside gas into the screwed pipe through the diaphragm pump and collect the sampling, simple convenient and fast high efficiency, and separate solid particle and gas sample when gathering, it is also littleer to make later stage detection simpler and more convenient error, the body is established to the less Laval pipe of diameter in the middle of body, gas is through playing the effect of jet with higher speed, get into the screwed pipe more easily.
Description
The technical field is as follows:
the utility model relates to a sampling detection area, concretely relates to atmosphere sampling device is synthesized to colliery environment.
Background art:
atmospheric sampling refers to gathering the sample of pollution thing in the atmosphere or contaminated air sample, divide into solid particle pollutant and gaseous pollutant in the atmosphere of coal mine environment usually, the solid particle pollutant is the dust particle constitution of a large amount of various materials, gaseous pollutant includes the methane that gives off, carbon dioxide, carbon monoxide, hydrogen sulfide, harmful gas such as sulfur dioxide, if exceed standard will influence mining surrounding environment, influence workman and peripheral resident's health, consequently need regularly to sample the detection, current sampling device is mostly simple and crude, there is sampling through the syringe, also there is the plastic bag, the sampling pipe samples, the sampling efficiency is low, the testing result is also easy the error great, solid particle pollutant and gaseous pollutant are also inconvenient separation after the sampling and are detected.
The utility model has the following contents:
an object of the utility model is to provide an atmosphere sampling device is synthesized to colliery environment.
The utility model discloses by following technical scheme implement:
the utility model provides an atmosphere sampling device is synthesized to colliery environment, includes the body, the mid-mounting of body has the diaphragm pump, both ends are equipped with first check valve about the diaphragm pump, first check valve is established in the body, the body upper end is equipped with the opening, and the lower extreme is equipped with threaded connection and sealed bottom, the lower extreme of body is equipped with the dish of gathering dust, gather dust and coil and be equipped with at least one through-hole, the bottom of body is equipped with the screw hole, the screw hole corresponds with the vertical position of through-hole, screw hole female connection has the screwed pipe, and the diaphragm pump passes through battery powered.
Preferably, the shape of the pipe body is the shape of a Laval pipe, and the diameter of the middle of the pipe body is smaller than the diameters of the two ends of the pipe body.
Preferably, a separation net is fixed in the through hole, and dust collecting cotton is arranged at the upper end of the separation net.
Preferably, the upper end of the threaded pipe is provided with a second one-way valve, the lower end of the second one-way valve is provided with a piston, and the side wall of the piston is sealed with the threaded pipe.
Preferably, a push rod passing through the threaded pipe is fixed at the lower end of the piston.
Preferably, the top of body is equipped with sealed lid, the body with sealed lid all uses transparent acrylic material to make.
The utility model has the advantages that: the external gas is filled into the threaded pipe through the diaphragm pump to be collected and sampled, the sampling is simple, convenient, fast and efficient, solid particles and gas samples are separated while the sampling is carried out, so that the later detection is simpler and more convenient, the error is smaller, the pipe body is set into a Laval pipe with a smaller middle diameter, and the gas enters the threaded pipe more easily by playing the acceleration and injection effect.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the sampling device of the present invention;
FIG. 2 is an enlarged view of the structure at position A of the present invention;
FIG. 3 is a structural diagram of the dust collecting pan of the present invention;
fig. 4 is a top view of the threaded hole of the present invention.
In the figure: the device comprises a pipe body 1, a diaphragm pump 2, a first one-way valve 3, a dust collection disc 4, a through hole 5, a separation net 6, dust collection cotton 7, a threaded hole 8, a threaded pipe 9, a second one-way valve 10, a piston 11, a push rod 12 and a sealing cover 13.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides the following technical solutions: the utility model provides an atmosphere sampling device is synthesized to colliery environment, includes body 1, the mid-mounting of body 1 has diaphragm pump 2, both ends are equipped with first check valve 3 about diaphragm pump 2, first check valve 3 is established in body 1, 1 upper end of body is equipped with the opening, and the lower extreme is equipped with threaded connection and sealed bottom, the lower extreme of body 1 is equipped with the dish 4 that gathers dust, it is equipped with at least one through-hole 5 in the dish 4 to gather dust, the bottom of body 1 is equipped with screw hole 8, screw hole 8 corresponds with the vertical position of through-hole 5, 8 threaded connection in screw hole has screwed pipe 9, and diaphragm pump 2 passes through the battery power supply.
The shape of body 1 is the shape of Laval pipe, and the diameter in the middle of body 1 is less than the diameter at both ends.
A separation net 6 is fixed in the through hole 5, and dust collecting cotton 7 is arranged at the upper end of the separation net 6.
The upper end of the threaded pipe 9 is provided with a second one-way valve 10, the lower end of the second one-way valve 10 is provided with a piston 11, and the side wall of the piston 11 is sealed with the threaded pipe 9.
A push rod 12 passing through the threaded pipe 9 is fixed at the lower end of the piston 11.
The top of body 1 is equipped with sealed lid 13, body 1 with sealed lid 13 all uses transparent ya keli material preparation.
The utility model discloses a theory of operation and use flow: when a sample is collected, firstly, the sealing cover 13 is opened, then the diaphragm pump 2 is started to suck external air through the upper end of the pipe body 1, the first check valve 3 ensures that air enters from top to bottom, the collected gas sample enters through the through hole 5 in the dust collection disc 4, the dust collection cotton 7 blocks and collects dust particles in the sample gas when passing through the dust collection disc 4, the separation net 6 is used for placing the dust collection cotton 7 and enabling the sample gas to smoothly pass through, the collected sample downwards enters the threaded pipe 9 through the second check valve 10, the pushing piston 11 downwards slides to store the collected sample, the second check valve 10 ensures that the sample in the threaded pipe 9 is not leaked when being screwed down during detection, the second check valve 10 is opened after the threaded pipe 9 is screwed down to release the collected sample during detection, the sealing bottom cover is in threaded connection with the lower end of the pipe body 1 to be convenient to detach and open, the cotton 7 in the dust collection disc 4 is taken out, the dust particles in the sample air are detected, the dust particles are convenient to replace the dust collection cotton 7, the dust collection cotton 7 can also be convenient to clean and ensure that the pipe body 1 is clean when the next collection is collected, the threaded pipe 9 releases the collected sample and is not used for replacement, the dust collection can be maintained to be cleaned, and the sealed inside of the threaded pipe body 13 can be maintained to be replaced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an atmosphere sampling device is synthesized to colliery environment which characterized in that: the improved dust collection device comprises a pipe body, the mid-mounting of body has the diaphragm pump, both ends are equipped with first check valve about the diaphragm pump, first check valve is established in the body, the body upper end is equipped with the opening, and the lower extreme is equipped with threaded connection and sealed bottom, the lower extreme of body is equipped with the dish of gathering dust, gather dust and set up at least one through-hole in the dish, the bottom of body is equipped with the screw hole, the screw hole corresponds with the vertical position of through-hole, screw hole female connection has the screwed pipe, and the diaphragm pump passes through the battery power supply.
2. The coal mine environment comprehensive atmosphere sampling device according to claim 1, characterized in that: the shape of body is the shape of Laval pipe, and the diameter in the middle of the body is less than the diameter at both ends.
3. The coal mine environment comprehensive atmosphere sampling device of claim 1, wherein: and a separation net is fixed in the through hole, and dust collection cotton is arranged at the upper end of the separation net.
4. The coal mine environment comprehensive atmosphere sampling device of claim 1, wherein: the upper end of the threaded pipe is provided with a second one-way valve, the lower end of the second one-way valve is provided with a piston, and the side wall of the piston is sealed with the threaded pipe.
5. The coal mine environment comprehensive atmosphere sampling device of claim 4, wherein: and a push rod penetrating through the threaded pipe is fixed at the lower end of the piston.
6. The coal mine environment comprehensive atmosphere sampling device of claim 1, wherein: the top of body is equipped with sealed lid, the body with sealed lid all uses transparent ya keli material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120350532.3U CN218067261U (en) | 2021-02-08 | 2021-02-08 | Comprehensive atmosphere sampling device for coal mine environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120350532.3U CN218067261U (en) | 2021-02-08 | 2021-02-08 | Comprehensive atmosphere sampling device for coal mine environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218067261U true CN218067261U (en) | 2022-12-16 |
Family
ID=84397009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120350532.3U Expired - Fee Related CN218067261U (en) | 2021-02-08 | 2021-02-08 | Comprehensive atmosphere sampling device for coal mine environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218067261U (en) |
-
2021
- 2021-02-08 CN CN202120350532.3U patent/CN218067261U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |