CN210487409U - Air sampling device for waste gas detection - Google Patents
Air sampling device for waste gas detection Download PDFInfo
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- CN210487409U CN210487409U CN201921315035.9U CN201921315035U CN210487409U CN 210487409 U CN210487409 U CN 210487409U CN 201921315035 U CN201921315035 U CN 201921315035U CN 210487409 U CN210487409 U CN 210487409U
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- 238000005070 sampling Methods 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000002912 waste gas Substances 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 47
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 31
- 239000011148 porous material Substances 0.000 abstract description 10
- 238000013461 design Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model discloses an air sampling device for waste gas detection, including the piece of breathing in and the gas storage piece of welding on the piece outer wall of breathing in, the inside of the piece of breathing in has seted up the chamber of breathing in, the lateral wall of the piece of breathing in is inserted and is equipped with the intake pipe that communicates with the chamber of breathing in, the intracavity of breathing in is equipped with the pressure conveyor who is used for breathing in, the inside of the gas storage piece is equipped with a plurality of gas storage chambers, the lateral wall of each gas storage chamber has all seted up the inlet port, the inner wall of the chamber of breathing in has seted up the intercommunicating pore with a plurality of inlet ports one-to-one and intercommunication, all be equipped with the separation device that is used for stopping waste gas to inhale; in this device, by the design of a plurality of gas storage chambeies, can realize the categorised collection to different kinds of air, can adapt to the continuity of multiple waste gas and gather and same deposit the processing, very big having made things convenient for the collection process to multiple gas.
Description
Technical Field
The utility model relates to an air sampling technical field especially relates to an air sampling device for exhaust-gas detection.
Background
With the development of science and technology, people continuously conduct targeted analysis and research on various waste gases to protect the air quality and recycle energy.
The existing air collection device has a single structure, can only collect a certain gas, can not continuously collect a plurality of gases, needs to be separately stored, is very troublesome and occupies a large storage space, and is very inconvenient in the continuous small-amount collection process facing various gases.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the prior art has the single defect of collected gas, and providing an air sampling device for waste gas detection.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an air sampling device for exhaust-gas detection, includes the piece of breathing in and welds the gas storage piece on the piece outer wall of breathing in, the chamber of breathing in has been seted up to the inside of the piece of breathing in, the lateral wall of the piece of breathing in is inserted and is equipped with the intake pipe that communicates with the chamber of breathing in, the intracavity portion of breathing in is equipped with and is used for inspiratory pressure conveyor, the inside of gas storage piece is equipped with a plurality of gas storage chambeies, every the inlet port has all been seted up to the lateral wall in gas storage chamber, the intercommunicating pore with a plurality of inlet port one-to-ones and intercommunication is seted up to the inner wall in the chamber of breathing in, every all be equipped with in the intercommunicating pore and be used.
Preferably, the pressure conveying device comprises a piston connected with the inner wall of the air suction cavity in a sealing and sliding manner, a pull rod penetrating through the side wall of the air suction block is glued at one end, away from the air inlet pipe, of the piston, a pull block is welded at one end, away from the piston, of the pull block, and a pull groove is formed in one end, away from the air suction block, of the pull block.
Preferably, the blocking device comprises an opening and closing part and a limiting part, the opening and closing part comprises opening and closing grooves which are communicated with the side walls of the air suction blocks and the communication holes in a one-to-one correspondence mode, and the inner wall of each opening and closing groove is connected with an opening and closing rod in a sealing and sliding mode.
Preferably, each opening and closing rod is provided with a limiting groove at one end close to the corresponding communicating hole, and a limiting spring is welded at the inner bottom of each limiting groove and the inner wall of the corresponding communicating hole together.
Preferably, the limiting part comprises a gas storage block and a blocking groove formed in one end of the gas inlet pipe, the inner wall of the blocking groove is rotatably connected with a plurality of baffle plates in one-to-one correspondence with the opening and closing grooves through torsion springs, limiting blocks are welded to one ends, far away from the communication holes, of the opening and closing rods, and the limiting blocks abut against the corresponding baffle plates.
Preferably, the conduction direction of the check valve inside the air inlet is from the air inlet pipe to the air suction cavity, the conduction direction of the check valve inside the air inlet hole is from the air inlet hole to the air storage cavity, one end, far away from the air suction block, of each air storage cavity is provided with an air outlet through penetrating, and the inner walls of the air outlets are abutted to each other to form a sealing block.
Compared with the prior art, the utility model has the advantages of:
1. in this device, by the design of a plurality of gas storage chambeies, can realize the categorised collection to different kinds of air, can adapt to the continuity of multiple waste gas and gather and same deposit the processing, very big having made things convenient for the collection process to multiple gas.
2. In this device, by the design of opening and close the pole, under the effect of check valve in intake pipe and intercommunicating pore, make a plurality of gas storage chambeies can separate with the chamber intercommunication of breathing in alone through the different opening and closing poles of pulling, can effectually distinguish the heterogeneous air and come, guarantee that the air of collection can not mix, guarantee to gather the quality.
Drawings
Fig. 1 is the utility model provides an air sampling device for exhaust-gas detection's structural schematic.
Fig. 2 is the utility model provides a side section view of air sampling device for exhaust-gas detection.
Fig. 3 is an enlarged view of a portion a of fig. 2.
In the figure: the air suction device comprises an air suction block 1, an air storage block 2, an air inlet pipe 3, an air suction cavity 4, a piston 5, a pull rod 6, a pull block 7, a pull groove 8, an air storage cavity 9, an air inlet hole 10, a communication hole 11, an opening and closing groove 12, an opening and closing rod 13, a limiting groove 14, a limiting spring 15, a limiting block 16, a retaining groove 17, a baffle 18, an air outlet hole 19 and a sealing block 20.
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.
Referring to fig. 1-3, an air sampling device for waste gas detection, including piece 1 and the gas storage piece 2 of welding on the outer wall of piece 1 that breathes in of breathing in, the chamber 4 of breathing in has been seted up in the inside of piece 1 that breathes in, the lateral wall of piece 1 that breathes in is inserted and is equipped with the intake pipe 3 with 4 intercommunications in the chamber of breathing in, 4 inside pressure conveyor who is used for breathing in that is equipped with of chamber, the inside of gas storage piece 2 is equipped with a plurality of gas storage chambeies 9, the inlet port 10 has all been seted up to the lateral wall of every gas storage chamber 9, the intercommunicating pore 11 with a plurality of inlet ports 10 one-to-one and intercommunication is seted up to the inner wall of chamber 4 that breathes in, all be equipped with in every intercom.
Pressure feed device include with 4 inner wall sealing sliding connection's of chamber of breathing in piston 5, the one end veneer that intake pipe 3 was kept away from to piston 5 has the pull rod 6 that runs through 1 lateral wall of piece of breathing in, and the one end welding that piston 5 was kept away from to pull rod 6 has and draws piece 7, draws piece 7 to keep away from the one end of piece 1 of breathing in and has seted up draw groove 8 for conveniently the pulling draws piece 7 to realize the action of breathing in.
The blocking device comprises an opening and closing part and a limiting part, the opening and closing part comprises opening and closing grooves 12 which are correspondingly communicated with the side walls of the air suction blocks 1 and the plurality of communication holes 11 one by one, and the inner wall of each opening and closing groove 12 is hermetically and slidably connected with an opening and closing rod 13; each opening and closing rod 13 is close to the one end that corresponds intercommunicating pore 11 and has all been seted up spacing groove 14, and the inner bottom of each spacing groove 14 and the inner wall that corresponds intercommunicating pore 11 all weld jointly has spacing spring 15, and opening and closing rod 13 offsets and with intercommunicating pore 11's inner wall and with the separation of intercommunicating pore 11, guarantees that the inside gas in chamber 4 of breathing in can't enter into in the inlet port 10.
Spacing portion keeps away from the manger plate 17 that 3 one ends of intake pipe were seted up including gas storage piece 2, the inner wall of manger plate 17 is connected with the baffle 18 with a plurality of groove 12 one-to-one that open and close through the torsional spring rotation, every one end that intercommunicating pore 11 was kept away from to the pole 13 that opens and close has all welded stopper 16, every stopper 16 offsets with corresponding baffle 18, the torsional spring elasticity of connecting baffle 18 is far greater than limit spring 15's elasticity, it can keep limit spring 15's tensile deformation state to stop spacing 16 through the baffle after limit spring 15 tensile deformation.
The inside check valve of intake pipe 3 leads to the direction by intake pipe 3 to chamber 4 of breathing in, the inside check valve of a plurality of intake ports 10 switches on the direction by intake port 10 to gas storage chamber 9, guarantee to produce the negative pressure and inhale outside waste gas in chamber 4 of breathing in, and guarantee to make it enter into gas storage chamber 9 inside and store smoothly through extrusion waste gas, every gas storage chamber 9 is kept away from the one end of inhaling gas piece 1 and is all run through and seted up venthole 19, the inner wall homogeneous phase of every venthole 19 supports has sealed 20, can realize collecting gas from the discharge of venthole 19 through opening sealed 20.
When gas collection is needed, firstly, the gas inlet pipe 3 is inserted into the position of waste gas, then the pulling block 7 is pulled to drive the piston 5 to slide on the inner wall of the air suction cavity 4, so that negative pressure is generated in the air suction cavity 4, external air enters the air suction cavity 4 under the action of pressure, then a limiting block 16 corresponding to the gas storage cavity 9 is selected and pulled to drive the opening and closing rod 13 to pull the limiting spring 15 to slide in the opening and closing groove 12, the baffle 18 is pushed to rotate against the elastic force of the torsion spring, then one end, close to the opening and closing rod 13, of the limiting block 16 is abutted against one end, far away from the opening and closing rod 13, of the baffle 18, the limitation on the opening and closing rod 13 is realized, and the communicating hole 11 at the position is communicated;
then promote and draw piece 7, make it with the inside air extrusion of chamber 4 of breathing in enter into corresponding gas storage chamber 9, because only one inlet port 10 is linked together with chamber 4 of breathing in for the air only can enter into the gas storage chamber 9 of assigned position, the accessible selects to draw different stopper 16 to realize the categorised collection to the gas of gathering, can be continuous collect multiple gas.
After collection, the baffle 18 is rotated to a vertical position and is not abutted to the limiting block 16 any more, the limiting block 16 abuts to the inner wall of the communicating hole 11 under the action of the elastic force of the limiting spring 15 and separates the communicating hole 11 from the air suction cavity 4, subsequent collection can be continuously carried out, and collected gas can be discharged through the air outlet 19 by opening the sealing block 20.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An air sampling device for waste gas detection comprises an air suction block (1) and an air storage block (2) welded on the outer wall of the air suction block (1), it is characterized in that the inside of the air suction block (1) is provided with an air suction cavity (4), an air inlet pipe (3) communicated with the air suction cavity (4) is inserted into the side wall of the air suction block (1), a pressure conveying device for sucking air is arranged in the air suction cavity (4), a plurality of air storage cavities (9) are arranged in the air storage block (2), an air inlet hole (10) is formed in the side wall of each air storage cavity (9), the inner wall of the air suction cavity (4) is provided with communicating holes (11) which are in one-to-one correspondence with the plurality of air inlet holes (10) and are communicated with each other, each communicating hole (11) is internally provided with a blocking device for blocking the suction of waste gas, the inner wall of the air inlet pipe (3) and the inner walls of the air inlet holes (10) are respectively provided with a one-way valve.
2. The air sampling device for exhaust gas detection according to claim 1, wherein the pressure delivery device comprises a piston (5) in sealed sliding connection with the inner wall of the air suction cavity (4), a pull rod (6) penetrating through the side wall of the air suction block (1) is glued to one end, away from the air inlet pipe (3), of the piston (5), a pull block (7) is welded to one end, away from the piston (5), of the pull block (6), and a pull groove (8) is formed in one end, away from the air suction block (1), of the pull block (7).
3. The air sampling device for exhaust gas detection according to claim 1, wherein the blocking device comprises an opening and closing part and a limiting part, the opening and closing part comprises opening and closing grooves (12) which are communicated with the side wall of the air suction block (1) and a plurality of communication holes (11) in a one-to-one correspondence manner, and an opening and closing rod (13) is connected to the inner wall of each opening and closing groove (12) in a sealing and sliding manner.
4. The air sampling device for exhaust gas detection according to claim 3, wherein a limiting groove (14) is formed at one end of each opening and closing rod (13) close to the corresponding communication hole (11), and a limiting spring (15) is welded at the inner bottom of each limiting groove (14) and the inner wall of the corresponding communication hole (11) together.
5. The air sampling device for exhaust gas detection according to claim 3, wherein the limiting portion comprises a blocking groove (17) formed in one end, away from the air inlet pipe (3), of the air storage block (2), baffles (18) corresponding to the plurality of opening and closing grooves (12) in a one-to-one mode are rotatably connected to the inner wall of the blocking groove (17) through torsion springs, a limiting block (16) is welded to one end, away from the communication hole (11), of each opening and closing rod (13), and each limiting block (16) abuts against the corresponding baffle (18).
6. The air sampling device for exhaust gas detection according to claim 1, wherein the conduction direction of the check valve inside the air inlet pipe (3) is from the air inlet pipe (3) to the air suction cavity (4), the conduction direction of the check valve inside the plurality of air inlet holes (10) is from the air inlet holes (10) to the air storage cavities (9), one end of each air storage cavity (9) far away from the air suction block (1) is provided with an air outlet hole (19) in a penetrating manner, and the inner wall of each air outlet hole (19) is abutted against a sealing block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921315035.9U CN210487409U (en) | 2019-08-14 | 2019-08-14 | Air sampling device for waste gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921315035.9U CN210487409U (en) | 2019-08-14 | 2019-08-14 | Air sampling device for waste gas detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210487409U true CN210487409U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921315035.9U Active CN210487409U (en) | 2019-08-14 | 2019-08-14 | Air sampling device for waste gas detection |
Country Status (1)
| Country | Link |
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| CN (1) | CN210487409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856231A (en) * | 2023-02-28 | 2023-03-28 | 深圳市迈珂斯环保科技有限公司 | Sampling detection device and method for environmental volatile organic compounds |
-
2019
- 2019-08-14 CN CN201921315035.9U patent/CN210487409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856231A (en) * | 2023-02-28 | 2023-03-28 | 深圳市迈珂斯环保科技有限公司 | Sampling detection device and method for environmental volatile organic compounds |
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