CN214894358U - Sampling pipe for detecting ambient air - Google Patents
Sampling pipe for detecting ambient air Download PDFInfo
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- CN214894358U CN214894358U CN202120721689.2U CN202120721689U CN214894358U CN 214894358 U CN214894358 U CN 214894358U CN 202120721689 U CN202120721689 U CN 202120721689U CN 214894358 U CN214894358 U CN 214894358U
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- ambient air
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Abstract
The utility model discloses a sampling pipe for detecting ambient air, which comprises a mounting plate; the top surface of the mounting plate is fixedly provided with an air exhaust mechanism; the top of the air exhaust mechanism is movably inserted with a plurality of pipe bodies; prevent leaking the mechanism, prevent leaking the mechanism and include fixed frame, stifled ball, fresh air inlet, spring and through-hole, the inside fixed welding of body has fixed frame, the bottom activity of fixed frame is pegged graft there is stifled ball, fixed mounting has the spring between the inner wall top of the top of stifled ball and fixed frame, the through-hole with stifled ball looks adaptation is seted up to the bottom of fixed frame, the utility model discloses effectually solved current sampling pipe that is used for detecting the ambient air when utilizing the air pump with gas suction sampling pipe inside, when demolising between and the air pump, the inside gas of sampling pipe is revealed easily to the problem of the accuracy of detection has been reduced.
Description
Technical Field
The utility model relates to an environment check out test set technical field specifically is a sampling pipe for detecting ambient air.
Background
The air is a mixture of gases in the earth atmosphere, so that the air belongs to the mixture, the components of the air are not fixed, the composition proportion of the air can be changed along with the change of the height and the change of the air pressure, and the sampling tube is one of the indispensable tools in the air environment monitoring.
However, there are some disadvantages in the conventional using process, such as:
the sampling pipe that current is used for detecting ambient air is when utilizing the air pump to with gas suction sampling intraduct, when demolising between with the air pump, and the intraduct gas of sampling is revealed easily to the accuracy that detects has been reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sampling pipe for being directed at ambient air detects 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: comprises a mounting plate; the top surface of the mounting plate is fixedly provided with an air exhaust mechanism; the top of the air exhaust mechanism is movably inserted with a plurality of pipe bodies; the leakage-proof mechanism comprises a fixing frame, a blocking ball, an air inlet hole, a spring and a through hole, wherein the fixing frame is fixedly welded inside the pipe body, the blocking ball is movably inserted into the bottom of the fixing frame, the spring is fixedly installed between the top of the blocking ball and the top of the inner wall of the fixing frame, the bottom of the fixing frame is provided with the through hole matched with the blocking ball, and the air inlet hole is formed in the top of the fixing frame and positioned on two sides of the spring; the top of the tube body is fixedly inserted with the air outlet tube, and the surface of the air outlet tube is fixedly provided with a sealing cover.
The air pumping mechanism comprises fixed pipes, a conveying pipe and an air pump, the conveying pipe is fixedly mounted on the top surface of the mounting plate through a support, the fixed surfaces of the top of the conveying pipe are fixedly connected with the fixed pipes in an inserting mode, the tops of the fixed pipes are movably connected with a pipe body in an inserting mode, and the air pump is fixedly mounted at one end of the conveying pipe.
And the surface of the fixed pipe is movably sleeved with a sealing ring at the bottom of the pipe body.
And the volume of the ball plug positioned outside the fixing frame is less than one half of the volume of the ball plug.
The pipe body is of a cylindrical structure with an accommodating cavity, and the fixing frame is located at one quarter of the height of the pipe body.
Compared with the prior art, the beneficial effects of the utility model are that:
when sampling is needed, the tube body can be sleeved on the surface of the fixed tube, the fixed tube and the tube body can be sealed through the sealing ring, then the air pump is started to enable the air pump to convey external air into the fixed tube through the conveying pipe, then the air is conveyed into the tube body through the fixed tube, when the air pressure inside the tube body and between the fixed tube and the fixed frame is larger than the elastic force of the spring, the air pushes the blocking ball to move towards the inside of the fixed frame and leak out of the through hole, so that the air enters the inside of the fixed frame from the through hole, enters a space formed by the top of the inner wall of the tube body and the fixed frame through the air inlet hole, after sampling is finished, the air pump is closed, and when the air pressure inside the tube body and between the fixed tube and the fixed frame is smaller than the elastic force of the spring, the spring pushes the blocking ball to seal the through hole under the restoring elastic force of the spring, when can effectually avoid pulling out the body, the inside gaseous easy problem that takes place to leak of body.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the leakage preventing mechanism of the present invention.
In the figure: 1. a pipe body; 2. a leakage prevention mechanism; 21. a fixing frame; 22. blocking the ball; 23. an air inlet hole; 24. a spring; 25. a through hole; 3. a seal ring; 4. an air outlet pipe; 5. mounting a plate; 6. an air extraction mechanism; 61. a fixed tube; 62. a delivery pipe; 63. an air pump.
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. 1-2, the present invention provides a technical solution: comprises a mounting plate 5; the air exhaust mechanism 6 is fixedly arranged on the top surface of the mounting plate 5; the top of the air exhaust mechanism 6 is movably inserted with a plurality of pipe bodies 1; the leakage-proof mechanism 2 comprises a fixing frame 21, a blocking ball 22, an air inlet hole 23, a spring 24 and a through hole 25, wherein the fixing frame 21 is fixedly welded inside the pipe body 1, the blocking ball 22 is movably inserted into the bottom of the fixing frame 21, the spring 24 is fixedly installed between the top of the blocking ball 22 and the top of the inner wall of the fixing frame 21, the bottom of the fixing frame 21 is provided with the through hole 25 matched with the blocking ball 22, and the air inlet hole 23 is formed in the top of the fixing frame 21 and positioned on two sides of the spring 24; the air outlet pipe 4 is fixedly inserted at the top of the pipe body 1, and a sealing cover is fixedly arranged on the surface of the air outlet pipe 4.
Wherein, air exhaust mechanism 6 includes fixed pipe 61, conveyer pipe 62 and air pump 63, there is conveyer pipe 62 on the top surface of mounting panel 5 through support fixed mounting, the fixed grafting of top surface of conveyer pipe 62 has a plurality of fixed pipes 61, the top activity of fixed pipe 61 is pegged graft and is had body 1, the one end fixed mounting of conveyer pipe 62 has air pump 63, starts air pump 63 for air pump 63 carries the inside that gets into fixed pipe 61 with outside gas through conveyer pipe 62, and is inside again getting into body 1 with gas transport by fixed pipe 61.
The sealing ring 3 is movably sleeved on the surface of the fixing pipe 61 and positioned at the bottom of the pipe body 1, so that the sealing performance between the fixing pipe 61 and the pipe body 1 is improved.
Wherein, the volume of the ball 22 outside the fixed frame 21 is less than one half of the volume of the ball 22, so as to prevent half of the ball 22 from moving out of the fixed frame 21.
Wherein, the pipe body 1 adopts a cylindrical structure with a receiving cavity, and the fixing frame 21 is located at a quarter of the height of the pipe body 1, so that the fixing tube 61 can be inserted into the inside of the pipe body 1.
The working principle is as follows: when the sampling device is used, when sampling is needed, the tube body 1 can be sleeved on the surface of the fixed tube 61, the fixed tube 61 and the tube body 1 can be sealed through the sealing ring 3, then the air pump 63 is started, so that the air pump 63 conveys external air into the fixed tube 61 through the conveying pipe 62, then the air is conveyed into the tube body 1 through the fixed tube 61, when the air pressure inside the tube body 1 and between the fixed tube 61 and the fixed frame 21 is greater than the elastic force of the spring 24, the air pushes the blocking ball 22 to move towards the inside of the fixed frame 21 and leaks out the through hole 25, so that the air enters the inside of the fixed frame 21 from the through hole 25, enters a space formed by the top of the inner wall of the tube body 1 and the fixed frame 21 through the air inlet hole 23, after the sampling is finished, the air pump 63 is closed, when the air pressure inside the tube body 1 and between the fixed tube 61 and the fixed frame 21 is less than the elastic force of the spring 24, under the resilience effect of the spring 24, the spring 24 pushes the ball stopper 22 to seal the through hole 25, so that the problem that gas inside the pipe body 1 is easy to leak when the pipe body 1 is pulled out can be effectively solved.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
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 (5)
1. A sampling tube for detecting ambient air, comprising:
a mounting plate (5);
the top surface of the mounting plate (5) is fixedly provided with the air exhaust mechanism (6);
the top of the air exhaust mechanism (6) is movably inserted with a plurality of pipe bodies (1);
the anti-leakage device comprises an anti-leakage mechanism (2), wherein the anti-leakage mechanism (2) comprises a fixing frame (21), a blocking ball (22), an air inlet hole (23), a spring (24) and a through hole (25), the fixing frame (21) is fixedly welded inside the pipe body (1), the blocking ball (22) is movably inserted into the bottom of the fixing frame (21), the spring (24) is fixedly installed between the top of the blocking ball (22) and the top of the inner wall of the fixing frame (21), the through hole (25) matched with the blocking ball (22) is formed in the bottom of the fixing frame (21), and the air inlet hole (23) is formed in the top of the fixing frame (21) and located on two sides of the spring (24);
the air outlet pipe (4) is fixedly inserted at the top of the pipe body (1), and a sealing cover is fixedly installed on the surface of the air outlet pipe (4).
2. A sampling tube for the detection of ambient air according to claim 1, wherein: air exhaust mechanism (6) are including fixed pipe (61), conveyer pipe (62) and air pump (63), there is conveyer pipe (62) top surface of mounting panel (5) through support fixed mounting, the top fixed surface of conveyer pipe (62) is pegged graft and is had a plurality of fixed pipes (61), the top activity of fixed pipe (61) is pegged graft and is had body (1), the one end fixed mounting of conveyer pipe (62) has air pump (63).
3. A sampling tube for the detection of ambient air according to claim 2, wherein: the surface of the fixed pipe (61) is movably sleeved with a sealing ring (3) at the bottom of the pipe body (1).
4. A sampling tube for the detection of ambient air according to claim 1, wherein: the volume of the ball blocking (22) positioned outside the fixing frame (21) is less than one half of the volume of the ball blocking (22).
5. A sampling tube for the detection of ambient air according to claim 1, wherein: the pipe body (1) adopts a cylindrical structure with an accommodating cavity, and the fixing frame (21) is positioned at one quarter of the height of the pipe body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120721689.2U CN214894358U (en) | 2021-04-09 | 2021-04-09 | Sampling pipe for detecting ambient air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120721689.2U CN214894358U (en) | 2021-04-09 | 2021-04-09 | Sampling pipe for detecting ambient air |
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| Publication Number | Publication Date |
|---|---|
| CN214894358U true CN214894358U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120721689.2U Active CN214894358U (en) | 2021-04-09 | 2021-04-09 | Sampling pipe for detecting ambient air |
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| Country | Link |
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| CN (1) | CN214894358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609138A (en) * | 2023-04-06 | 2023-08-18 | 南京市环都环境科技有限公司 | Tower gas sampling device |
-
2021
- 2021-04-09 CN CN202120721689.2U patent/CN214894358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116609138A (en) * | 2023-04-06 | 2023-08-18 | 南京市环都环境科技有限公司 | Tower gas sampling device |
| CN116609138B (en) * | 2023-04-06 | 2024-05-03 | 江西省鸿信化工填料有限责任公司 | Tower gas sampling device |
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