CN211401818U - Gas sampling device convenient for environment detection - Google Patents
Gas sampling device convenient for environment detection Download PDFInfo
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- CN211401818U CN211401818U CN201922439808.0U CN201922439808U CN211401818U CN 211401818 U CN211401818 U CN 211401818U CN 201922439808 U CN201922439808 U CN 201922439808U CN 211401818 U CN211401818 U CN 211401818U
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Abstract
The utility model relates to a gaseous sampling technical field just discloses a gaseous sampling device for environmental detection of being convenient for, including the gas collection chamber, the right side intercommunication in gas collection chamber has the intake pipe, the inside in gas collection chamber is provided with the piston, the left end fixedly connected with extension rod of piston, the left end of extension rod runs through and extends to the outside in gas collection chamber, the left end fixedly connected with connecting plate of extension rod. This gaseous sampling device for environmental monitoring is convenient for, draw the piece through setting up the T type, when sampling gas, the piece is drawn to the pulling T type and is removed left, and then drive connecting plate and extension rod and remove left, the extension rod drives the piston and removes left, bleed through the intake pipe, when the piston removes left the left side of outlet duct, gas is collected in entering into the sampling bag from the outlet duct discharge, so make gaseous sampling convenient, be convenient for sample next time, make gaseous sampling more nimble, and the efficiency of gaseous sampling work has been improved.
Description
Technical Field
The utility model relates to a gaseous sampling technical field specifically is a gaseous sampling device for environmental detection of being convenient for.
Background
With the development of cities, the environment becomes an important factor influencing the health of people, and the city construction, the industrial development and the like more or less destroy the environment around the people, so that the air of the living environment of the people is worse and worse. The air quality is a topic which people pay more and more attention to, and the air quality detection means detecting the quality of the air, and the quality of the air reflects the concentration of pollutants in the air; therefore, the gas needs to be sampled, detected and analyzed.
The gas sampling device is the main instrument of air sampling, generally collects the gas of sampling through the sampling bag, however among the prior art gas sampling device uses not nimble enough, collects inconvenient wasting time and energy and reduced the efficiency of gas sampling work, and when the sampling, the sampling bag leakproofness is relatively poor, and the change of sampling bag is all comparatively troublesome with the installation, is unsuitable to extensively promote.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a be convenient for gas sampling device is used in environmental monitoring to solve the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a gas sampling device convenient for environment detection comprises a gas collection cavity, wherein the right side of the gas collection cavity is communicated with an air inlet pipe, a piston is arranged inside the gas collection cavity, the left end of the piston is fixedly connected with an extension rod, the left end of the extension rod penetrates through and extends to the outside of the gas collection cavity, the left end of the extension rod is fixedly connected with a connecting plate, the left side of the gas collection cavity is fixedly connected with two sleeves, connecting rods are sleeved inside the two sleeves, the left end of each connecting rod penetrates through and extends to the outside of the corresponding sleeve, a first spring is sleeved on the outer surfaces of the sleeves and the connecting rods, the left end of each connecting rod is fixedly connected with the right side of the corresponding connecting plate, the bottom of the gas collection cavity is communicated with an air outlet pipe, a sampling bag is sleeved on the outer surface of the air outlet pipe, two the inside of mounting panel all alternates and is provided with the movable rod, two the equal fixedly connected with semicircle snap ring of the relative one end of movable rod, two the surface of movable rod all overlaps and is equipped with the second spring, two the equal fixedly connected with of one end that the movable rod carried on the back mutually draws the piece.
Preferably, one end of the first spring is fixedly connected with the outer surface of the sleeve, and the other end of the first spring is fixedly connected with the outer surface of the connecting rod.
Preferably, the right end fixedly connected with stopper of connecting rod, the left side fixedly connected with T type of connecting plate draws the piece.
Preferably, the length of the connecting rod in the sleeve is greater than the distance between the piston and the air outlet pipe.
Preferably, one end of the second spring is fixedly connected with one side of the mounting plate, and the other end of the second spring is fixedly connected with the outer surface of the movable rod.
Preferably, the inner rings of the two semicircular clamping rings are in lap joint with the outer surface of the air outlet pipe, and the air outlet pipe is matched with the semicircular clamping rings in size.
(III) advantageous effects
Compared with the prior art, the utility model provides a gas sampling device for environmental detection of being convenient for possesses following beneficial effect:
(1) this be convenient for gas sampling device for environmental monitoring, through setting up the sampling bag, stimulate two and draw the motion of piece back to back of the body mutually, and then make two semicircle snap rings back to back of the body motion through the movable rod, keep away from the outlet duct, establish the sampling bag cover on the outlet duct this moment, loosen again and draw the piece, under the extrusion force effect of second spring, two semicircle snap rings are close to each other tightly with the sampling bag card on the outlet duct, leakproofness when making the sampling bag to gas sampling is better, simultaneously to sampling bag simple to operate, and it is also very convenient to change the sampling bag when sampling different environment.
(2) This be convenient for gas sampling device for environmental monitoring, draw the piece through setting up the T type, when sampling gas, the piece is drawn to the pulling T type and is moved left, and then drive connecting plate and extension rod left movement, the extension rod drives the piston left movement, bleed through the intake pipe, when the piston left movement to the left side of outlet duct, gas is collected in entering into the sampling bag from the outlet duct discharge, the back is collected in the sampling, move simultaneously and drive the connecting rod and extend out from the sleeve because of the connecting plate left movement, and then tensile first spring, when loosening the T type again and drawing the piece, under the spring action of first spring, promote the piston right, make the piston reset, so make gas sampling convenient, be convenient for next sampling, make gas sampling more nimble, and the efficiency of gas sampling work has been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of the structure of fig. 1 at a;
fig. 3 is a schematic view of the bottom structure of the outlet pipe of the present invention.
In the figure: 1 gas collection chamber, 2 intake pipes, 3 pistons, 4 extension rods, 5 connecting plates, 6 sleeves, 7 connecting rods, 8 first springs, 9 gas outlet pipes, 10 sampling bags, 11 mounting plates, 12 movable rods, 13 semicircular clamping rings, 14 second springs, 15 pull blocks, 16 limiting blocks and 17T-shaped pull blocks.
Detailed Description
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a gas sampling device for facilitating environmental detection comprises a gas collection cavity 1, a gas inlet pipe 2 is communicated with the right side of the gas collection cavity 1, a piston 3 is arranged inside the gas collection cavity 1, an extension rod 4 is fixedly connected to the left end of the piston 3, the left end of the extension rod 4 penetrates through and extends to the outside of the gas collection cavity 1, a connecting plate 5 is fixedly connected to the left end of the extension rod 4, two sleeves 6 are fixedly connected to the left side of the gas collection cavity 1, connecting rods 7 are sleeved inside the two sleeves 6, the left end of each connecting rod 7 penetrates through and extends to the outside of the corresponding sleeve 6, a first spring 8 is sleeved on the outer surfaces of the sleeves 6 and the connecting rods 7, the left end of each connecting rod 7 is fixedly connected to the right side of the corresponding connecting plate 5, an outlet pipe 9 is communicated with the bottom of the gas collection cavity 1, a sampling bag, the inside of two mounting panels 11 all alternates and is provided with movable rod 12, and the equal fixedly connected with semicircle snap ring 13 of the one end that two movable rods 12 are relative, and the surface of two movable rods 12 all overlaps and is equipped with second spring 14, and the equal fixedly connected with of the one end that two movable rods 12 carried on the back mutually draws piece 15.
Preferably, one end of the first spring 8 is fixedly connected with the outer surface of the sleeve 6, the other end of the first spring 8 is fixedly connected with the outer surface of the connecting rod 7, and along with the extension of the connecting rod 7 out of the sleeve 6, the first spring 8 deforms to generate elastic force.
Preferably, the right end fixedly connected with stopper 16 of connecting rod 7, the left side fixedly connected with T type of connecting plate 5 draws piece 17, through setting up stopper 16, avoids connecting rod 7 to break away from sleeve 6.
Preferably, the length of the connecting rod 7 in the sleeve 6 is greater than the distance between the piston 3 and the air outlet pipe 9, and when the piston moves to the left side of the air outlet pipe 9 to collect gas, the connecting rod 7 cannot be separated from the sleeve 6, so that the practicability of the device is improved.
Preferably, one end of the second spring 14 is fixedly connected to one side of the mounting plate 11, the other end of the second spring 14 is fixedly connected to the outer surface of the movable rod 12, and the second spring 14 generates an elastic force along with the movement of the movable rod 12.
Preferably, the inner rings of the two semicircular clamping rings 13 are in lap joint with the outer surface of the air outlet pipe 9, the air outlet pipe 9 is matched with the two semicircular clamping rings 13 in size, the two semicircular clamping rings 13 are attached together to tightly surround the outer ring of the air outlet pipe 9, and the sealing performance of the sampling bag during gas sampling is improved.
In conclusion, this be convenient for gas sampling device for environmental monitoring, through setting up sampling bag 10, 15 back of the body motion of pulling two, and then make two semicircle snap rings 13 back of the body motion through movable rod 12, keep away from outlet duct 9, establish sampling bag 10 cover on outlet duct 9 this moment, loosen pulling block 15 again, under second spring 14's extrusion force effect, two semicircle snap rings 13 are close to each other tightly with sampling bag 10 card on outlet duct 9, make the leakproofness of sampling bag 10 when to gas sampling better, simultaneously to sampling bag 10 simple to operate, and it is also very convenient to change the sampling bag when sampling different environment.
The gas sampling device for facilitating environment detection is provided with the T-shaped pull block 17, when gas is sampled, the T-shaped pull block 17 is pulled to move leftwards, thereby driving the connecting plate 5 and the extension rod 4 to move leftwards, the extension rod 4 driving the piston 3 to move leftwards, and performing air extraction through the air inlet pipe 2, when the piston 3 moves to the left side of the air outlet pipe 9, the air is discharged from the air outlet pipe 9 and enters the sampling bag 10 for collection, after the sampling and collection are finished, the connecting rod 7 is driven to extend out from the sleeve 6 when the connecting plate 5 moves leftwards, so that the first spring 8 is stretched, the T-shaped pulling block 17 is loosened, under the elastic force effect of first spring 8, promote piston 3 right for piston 3 resets, so makes gas sampling convenient, is convenient for sample next time, makes gas sampling more nimble, and has improved the efficiency of gas sampling work.
It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a be convenient for gas sampling device for environmental monitoring, includes gas collecting cavity (1), its characterized in that: the right side of the gas collection cavity (1) is communicated with an air inlet pipe (2), a piston (3) is arranged inside the gas collection cavity (1), an extension rod (4) is fixedly connected to the left end of the piston (3), the left end of the extension rod (4) penetrates through and extends to the outside of the gas collection cavity (1), a connecting plate (5) is fixedly connected to the left end of the extension rod (4), two sleeves (6) are fixedly connected to the left side of the gas collection cavity (1), a connecting rod (7) is sleeved inside each of the two sleeves (6), the left end of the connecting rod (7) penetrates through and extends to the outside of the sleeve (6), a first spring (8) is sleeved on the outer surfaces of the sleeves (6) and the connecting rod (7), the left end of the connecting rod (7) is fixedly connected with the right side of the connecting plate (5), and an air outlet pipe (9) is communicated with the bottom of the gas collection cavity (1), the surface cover of outlet duct (9) is equipped with sampling bag (10), two mounting panel (11) of the bottom fixedly connected with of gas collection chamber (1), two the inside of mounting panel (11) all alternates and is provided with movable rod (12), two the equal fixedly connected with semicircle snap ring (13) of the relative one end of movable rod (12), two the surface of movable rod (12) all overlaps and is equipped with second spring (14), two the equal fixedly connected with of one end that movable rod (12) carried on the back mutually draws piece (15).
2. The gas sampling apparatus for facilitating environmental testing as recited in claim 1, wherein: one end of the first spring (8) is fixedly connected with the outer surface of the sleeve (6), and the other end of the first spring (8) is fixedly connected with the outer surface of the connecting rod (7).
3. The gas sampling apparatus for facilitating environmental testing as recited in claim 1, wherein: the right-hand member fixedly connected with stopper (16) of connecting rod (7), the left side fixedly connected with T type of connecting plate (5) draws piece (17).
4. The gas sampling apparatus for facilitating environmental testing as recited in claim 1, wherein: the length of the connecting rod (7) in the sleeve (6) is greater than the distance between the piston (3) and the air outlet pipe (9).
5. The gas sampling apparatus for facilitating environmental testing as recited in claim 1, wherein: one end of the second spring (14) is fixedly connected with one side of the mounting plate (11), and the other end of the second spring (14) is fixedly connected with the outer surface of the movable rod (12).
6. The gas sampling apparatus for facilitating environmental testing as recited in claim 1, wherein: the inner rings of the two semicircular clamping rings (13) are in lap joint with the outer surface of the air outlet pipe (9), and the air outlet pipe (9) is matched with the semicircular clamping rings (13) in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439808.0U CN211401818U (en) | 2019-12-30 | 2019-12-30 | Gas sampling device convenient for environment detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922439808.0U CN211401818U (en) | 2019-12-30 | 2019-12-30 | Gas sampling device convenient for environment detection |
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| CN211401818U true CN211401818U (en) | 2020-09-01 |
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| CN201922439808.0U Active CN211401818U (en) | 2019-12-30 | 2019-12-30 | Gas sampling device convenient for environment detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465994A (en) * | 2021-06-28 | 2021-10-01 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Underground gas sampling device for environmental investigation |
-
2019
- 2019-12-30 CN CN201922439808.0U patent/CN211401818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465994A (en) * | 2021-06-28 | 2021-10-01 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Underground gas sampling device for environmental investigation |
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