CN214096805U - Gas sampling device for environment detection - Google Patents
Gas sampling device for environment detection Download PDFInfo
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- CN214096805U CN214096805U CN202120005549.5U CN202120005549U CN214096805U CN 214096805 U CN214096805 U CN 214096805U CN 202120005549 U CN202120005549 U CN 202120005549U CN 214096805 U CN214096805 U CN 214096805U
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Abstract
The utility model discloses a gas sampling device for environmental detection, which relates to the technical field of environmental detection and mainly aims to solve the problems that the prior device can not collect the gas at the same height at different positions and needs to manually extrude an air bag; this gas sampling device for environmental detection, the power distribution box comprises a box body, the box is provided with the pressure regulating case, the pressure regulating case is provided with the gasbag, the box is provided with the pump that admits air, the pump that admits air is provided with the intake pipe, the intake pipe is provided with the air inlet, the box is provided with out the air pump, it is provided with the outlet duct to go out the air pump, states the outlet duct and is provided with the gas outlet, the box lower part is provided with the base, the base is provided with the pivot, the gear has been cup jointed to the pivot, the pivot side is provided with first connecting rod, the box lower part sets up the second connecting rod. The device can adjust the air pressure of the designated chamber to achieve the effects of sampling and discharging the gas in the chamber, is simple to operate and high in efficiency, and can adjust the height of the upper box body.
Description
Technical Field
The utility model relates to an environmental detection technical field specifically is a gas sampling device for environmental detection.
Background
Gas sampling is the process of collecting a sample of pollutants in the atmosphere or a sample of polluted air. There are two types of collection methods: one is to make a large amount of air pass through a liquid absorbent or a solid adsorbent to enrich pollutants with low concentration in the atmosphere, such as an air extraction method and a filter membrane method. Another type is to collect the air containing the contaminants with containers (glass bottles, plastic bags, etc.). The former measures the average concentration of the pollutants in the atmosphere within the sampling time; the latter measured instantaneous concentrations or average concentrations over a short period of time. The sampling efficiency is high, the operation is simple and convenient, and the subsequent analysis and measurement are convenient to obtain reliable basic data of gas pollution.
The existing gas sampling device for environment detection generally cannot collect data at the same height at different positions during collection, and has the defects of inaccurate detection data and low practicability; simultaneously current for environmental monitoring gas sampling device can use the sampling bag to collect gas when sampling operation, need arrange the gas of sampling the inside last time before the sampling bag uses completely, replace many times with present sampling gas, gas in the sampling bag all needs artifical with the hand extrusion sack discharge, consumes time, and inefficiency
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas sampling device is used in environmental detection to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a gas sampling device for environmental detection comprises a box body, wherein the box body is provided with a pressure regulating box, the pressure regulating box is provided with a plurality of chambers, each chamber of the pressure regulating box is internally provided with an air bag, the air bags are provided with gas collecting pipes, the gas collecting pipe penetrates through the cavity wall of the pressure regulating box and the side wall of the box body, the lower end of the air bag is provided with a supporting block, the supporting block is fixedly connected with the inner wall of the pressure regulating box, an air inlet pump is arranged at the lower side in the box body, the upper part of the air inlet pump is provided with an air inlet pipe which is provided with an air inlet connected with each chamber of the pressure regulating box, an air inlet is arranged at the lower part of the air inlet pump, an air outlet pump corresponding to the air inlet pump is arranged in the box body, the upper part of the air outlet pump is provided with an air outlet pipe, the air outlet pipe is provided with an air outlet connected with each chamber of the pressure regulating tank, and the lower part of the air outlet pump is provided with an air outlet hole; the box lower part is provided with the base, the base upper surface is provided with drive mechanism, the base upper surface still is provided with two pivots, every pivot one end is rotated and is connected with the installation piece, just fixed surface is connected on installation piece and the base, the pivot has cup jointed the gear, the pivot side is provided with first connecting rod, the box diapire outside is provided with two mount pads, every the mount pad rotates and is connected with the second connecting rod, just first connecting rod rotates with the second connecting rod and is connected.
On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:
in one alternative: each air inlet and each air outlet are provided with a valve.
In one alternative: the gas collecting pipe is provided with the sealing washer with pressure regulating box chamber wall contact position, just the gasbag is the silica gel material.
In one alternative: the transmission mechanism comprises a motor, a fixed block is arranged on one side of the motor, a lead screw is arranged on the motor and penetrates through the fixed block, a sliding block is arranged at one end, away from the motor, of the lead screw, the sliding block is Z-shaped and is provided with a rack meshed with a gear, a guide block is arranged on the sliding block, and the bottom of the guide block is fixedly connected with the upper surface of the base.
In one alternative: the outer surface of the side wall of the box body is provided with a control panel, the control panel is provided with a controller, and the lower portion of the controller is provided with a switch.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the device can realize gas sampling and discharge of the air bag through the air inlet pump and the air outlet pump, and can adjust the air pressure of the designated chamber due to the arrangement of the valve so as to achieve the gas sampling and discharge effects of the chamber, the operation is simple, and the efficiency is high;
2. the height of the upper box body can be adjusted through a transmission device and an adjusting mechanism arranged at the bottom, and the accuracy of detection data is improved through sampling air with different heights;
drawings
Fig. 1 is a schematic structural view of a gas sampling apparatus for environmental detection.
Fig. 2 is a left side view of the internal structure of the box body of the gas sampling device for environmental detection.
Fig. 3 is a front view of an external structure of a case of the gas sampling apparatus for environmental monitoring.
Fig. 4 is an isometric view of a slide block of a gas sampling apparatus for environmental testing.
Notations for reference numerals: the air-conditioning device comprises a box body 1, a pressure regulating box 2, an air bag 3, a gas collecting pipe 4, a supporting block 5, an air inlet 6, an air inlet pipe 7, an air inlet pump 8, a sealing ring 9, a valve 10, an air outlet 11, an air outlet pipe 12, an air outlet pump 13, an air inlet hole 14, an air outlet hole 15, a base 16, a motor 17, a screw rod 18, a gear 19, a rotating shaft 20, a mounting block 21, a fixing block 22, a sliding block 23, a guide block 24, a first connecting rod 25, a second connecting rod 26, a mounting seat 27, a control panel 28, a controller 29 and a switch 30.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the present invention, a gas sampling device for environmental testing includes a box body 1, the box body 1 is provided with a pressure regulating box 2, the pressure regulating box 2 is provided with a plurality of chambers, an airbag 3 is arranged in each chamber of the pressure regulating box 2, the airbag 3 is provided with a gas collecting tube 4, the gas collecting tube 4 penetrates through the chamber wall of the pressure regulating box 2 and the side wall of the box body 1, the lower end of the airbag 3 is provided with a supporting block 5, the supporting block 5 is fixedly connected with the inner wall of the pressure regulating box 2, the lower side of the inside of the box body 1 is provided with an air intake pump 8, the upper portion of the air intake pump 8 is provided with an air intake tube 7, the air intake tube 7 is provided with an air inlet 6 connected with each chamber of the pressure regulating box 2, the lower portion of the air intake pump 8 is provided with a 14, an air outlet pump 13 having an air inlet corresponding to the air intake pump 8 is arranged in the box body 1, the upper portion of the air outlet pump 13 is provided with an air outlet 12, the air outlet pipe 12 is provided with an air outlet 11 connected with each chamber of the pressure regulating box 2, the lower part of the air outlet pump 13 is provided with an air outlet hole 15, the air pressure in each chamber of the pressure regulating box 2 can be controlled by adjusting the air inlet pump 8 and the air outlet pump 13, so that the external air enters the air bag 3 through the air collecting pipe 4 or the air in the air bag 3 is discharged, the lower part of the box body 1 is provided with a base 16, the upper surface of the base 16 is provided with a transmission mechanism, the upper surface of the base 16 is also provided with two rotating shafts 20, one end of each rotating shaft 20 is rotatably connected with a mounting block 21, the mounting block 21 is fixedly connected with the upper surface of the base 16, the rotating shaft 20 is sleeved with a gear 19, the side surface of the rotating shaft 20 is provided with a first connecting rod 25, the outer side of the bottom wall of the box body 1 is provided with two mounting seats 27, and each mounting seat 27 is rotatably connected with a second connecting rod 26, and the first connecting rod 25 is rotatably connected with the second connecting rod 26, and the second connecting rod 26 can be driven to move by the movement of the first connecting rod 25, so that the height of the box body 1 can be adjusted. Each air inlet 6 and each gas outlet 11 all are provided with valve 10, can adjust the atmospheric pressure in the appointed cavity of pressure regulating box 2 through adjusting valve 10, and then realize the control of gas acquisition and the exhaust of gasbag 3 in the appointed cavity of pressure regulating box 2. The gas collecting pipe 4 is provided with sealing washer 9 with 2 chamber wall contact positions of pressure regulating box for prevent that the gas in 2 chambers of pressure regulating box from spilling over, just gasbag 3 is the silica gel material, and the accessible is adjusted atmospheric pressure and is realized the shrink and the expansion of gasbag 3, in order to reach gaseous collection and exhaust purpose. The outer surface of the side wall of the box body 1 is provided with a control panel 28, the control panel 28 is provided with a controller 29, the lower part of the controller 29 is provided with a switch 30, an operator can control the device only through the control panel 28, and the device is convenient and efficient.
Example 2
Referring to fig. 1, the embodiment of the present invention is different from embodiment 1 in that the transmission mechanism includes a motor 17, a fixing block 22 is disposed on one side of the motor 17, the motor 17 is provided with a lead screw 18, the lead screw 18 penetrates through the fixing block 22, a slider 23 is disposed on one end of the lead screw 18 away from the motor 17, the slider 23 is in a "Z" shape, the slider 23 is provided with a rack engaged with the gear 19, the slider 23 is provided with a guide block 24, the bottom of the guide block 24 is fixedly connected to the upper surface of the base 16, the slider 23 horizontally slides on the lead screw 18, and the rack disposed through the slider 23 is engaged with the gear 19 to drive the gear 19 to rotate.
The utility model discloses a theory of operation is: during operation, the operation of the air inlet pump 8 and the air outlet pump 13 is controlled by an operator through a controller 29 and a switch 30 arranged on a control panel 28, the pressure of the cavity of the pressure regulating box 2 can be adjusted, so that the air bag 3 expands and contracts to achieve the effects of gas collection and discharge, the air bag 3 is provided with a gas collecting pipe 4, a sealing ring 9 is arranged at the contact part of the gas collecting pipe 4 and the cavity wall of the pressure regulating box 2 and used for preventing gas in the cavity of the pressure regulating box 2 from leaking, and the air pressure of the specified cavity can be adjusted by a valve 10. The position of the first connecting rod 25 can be adjusted through a transmission mechanism arranged at the lower part, the first connecting rod 25 is rotatably connected with the second connecting rod 26, the position of the second connecting rod 26 can be adjusted, the upper part of the second connecting rod 26 is rotatably connected with the mounting seat 27, and the position of the box body 1 can be adjusted through the movement of the first connecting rod 25 and the second connecting rod 26.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (5)
1. The gas sampling device for the environmental detection comprises a box body (1) and is characterized in that the box body (1) is provided with a pressure regulating box (2), the pressure regulating box (2) is provided with a plurality of chambers, each chamber of the pressure regulating box (2) is internally provided with a gas bag (3), each gas bag (3) is provided with a gas collecting pipe (4), each gas collecting pipe (4) penetrates through the wall of the pressure regulating box (2) and the side wall of the box body (1), the lower end of each gas bag (3) is provided with a supporting block (5), each supporting block (5) is fixedly connected with the inner wall of the pressure regulating box (2), an air inlet pump (8) is arranged on the lower side inside the box body (1), an air inlet pipe (7) is arranged on the upper portion of each air inlet pump (8), each air inlet pipe (7) is provided with an air inlet (6) connected with each chamber of the pressure regulating box (2), and an air inlet hole (14) is arranged on the lower portion of each air inlet pump (8), an air outlet pump (13) corresponding to the air inlet pump (8) is arranged in the box body (1), an air outlet pipe (12) is arranged at the upper part of the air outlet pump (13), an air outlet (11) connected with each chamber of the pressure regulating box (2) is arranged on the air outlet pipe (12), and an air outlet hole (15) is arranged at the lower part of the air outlet pump (13);
the utility model discloses a box, including box (1), base (16), pivot (20), installation piece (21) and base (16), box (1) lower part is provided with base (16), base (16) upper surface still is provided with two pivot (20), every pivot (20) one end is rotated and is connected with installation piece (21), just fixed surface is connected on installation piece (21) and base (16), gear (19) have been cup jointed in pivot (20), pivot (20) side is provided with first connecting rod (25), box (1) diapire outside is provided with two mount pads (27), every mount pad (27) are rotated and are connected with second connecting rod (26), just first connecting rod (25) are rotated with second connecting rod (26) and are connected.
2. A gas sampling device for environmental sensing according to claim 1, wherein each of said gas inlet (6) and each of said gas outlet (11) is provided with a valve (10).
3. The gas sampling device for environmental monitoring as recited in claim 2, wherein a sealing ring (9) is disposed at a contact position of the gas collecting pipe (4) and a cavity wall of the pressure regulating box (2), and the airbag (3) is made of silica gel.
4. The gas sampling device for environmental monitoring as recited in claim 1, wherein the transmission mechanism comprises a motor (17), a fixing block (22) is arranged on one side of the motor (17), a lead screw (18) is arranged on the motor (17), the lead screw (18) penetrates through the fixing block (22), a sliding block (23) is arranged at one end, away from the motor (17), of the lead screw (18), the sliding block (23) is Z-shaped, the sliding block (23) is provided with a rack meshed with a gear (19), the sliding block (23) is provided with a guide block (24), and the bottom of the guide block (24) is fixedly connected with the upper surface of the base (16).
5. The gas sampling device for environmental monitoring according to claim 4, wherein a control panel (28) is disposed on an outer surface of a side wall of the box body (1), the control panel (28) is provided with a controller (29), and a switch (30) is disposed on a lower portion of the controller (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120005549.5U CN214096805U (en) | 2021-01-04 | 2021-01-04 | Gas sampling device for environment detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120005549.5U CN214096805U (en) | 2021-01-04 | 2021-01-04 | Gas sampling device for environment detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214096805U true CN214096805U (en) | 2021-08-31 |
Family
ID=77437404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120005549.5U Active CN214096805U (en) | 2021-01-04 | 2021-01-04 | Gas sampling device for environment detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214096805U (en) |
-
2021
- 2021-01-04 CN CN202120005549.5U patent/CN214096805U/en active Active
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