CN211784607U - Sampling device for tail gas detection - Google Patents
Sampling device for tail gas detection Download PDFInfo
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- CN211784607U CN211784607U CN202020368155.1U CN202020368155U CN211784607U CN 211784607 U CN211784607 U CN 211784607U CN 202020368155 U CN202020368155 U CN 202020368155U CN 211784607 U CN211784607 U CN 211784607U
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Abstract
The utility model relates to a tail gas detection technical field discloses a sampling device for tail gas detection, including the collecting box, the fixed intercommunication in top of collecting box has the intake pipe, and the fixed intercommunication in top of intake pipe side has the sealed tube, and it has the vehicle vent-pipe to peg graft on the sealed tube, is connected with location sealing mechanism on the sealed tube, and the fixed intercommunication in top of collecting box side has the outlet duct, and the fixed intercommunication in top of collecting box side has the pressure release pipe, is connected with pressure release mechanism on the pressure release pipe, and location sealing mechanism includes the threaded rod, the stripper plate, a supporting seat, air duct and extrusion gasbag. The utility model discloses a rotation threaded rod drives the stripper plate and descends, extrudees the location to automobile exhaust duct, and when automobile duct exhausts, it is gaseous that partly gas of leading-in intake pipe of seal tube gets into the extrusion gasbag through the air duct and makes the extrusion gasbag aerify, seals between seal tube and the automobile exhaust pipe, prevents that tail gas from revealing the health that influences the sampling personnel.
Description
Technical Field
The utility model relates to a tail gas detection technical field specifically is a sampling device for tail gas detection.
Background
Present automobile exhaust detects sampling device when using, and the exhaust pipe is directly stretched into to most probe and takes a sample, because the kind of car is various, and automobile exhaust pipeline's model is also more, and easy probe is sealed relatively poor with the automobile exhaust pipe junction for measurement personnel when taking a sample closely automobile exhaust, the automobile exhaust of emission can cause that the suction of sampling personnel influences healthyly.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sampling device for tail gas detection, this sampling device for tail gas detection have solved the relatively poor problem of sealing between current automobile exhaust gas sampling device and the vehicle vent-pipe.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a sampling device for tail gas detection comprises a collecting box, wherein the top of the collecting box is fixedly communicated with an air inlet pipe, the top of the side surface of the air inlet pipe is fixedly communicated with a sealing pipe, an automobile exhaust pipe is spliced on the sealing pipe, a positioning sealing mechanism is connected onto the sealing pipe, the top of the side surface of the collecting box is fixedly communicated with an air outlet pipe, the middle of the bottom of the collecting box is fixedly communicated with an ash outlet pipe, stop valves are respectively arranged on the air outlet pipe and the ash outlet pipe, the top of the side surface of the collecting box is fixedly communicated with a pressure relief pipe, and the pressure relief pipe is connected with a pressure relief;
the positioning sealing mechanism comprises a threaded rod, an extrusion plate, a supporting seat, an air guide pipe and an extrusion air bag;
the bottom of the threaded rod penetrates through a threaded hole formed in the top of the sealing tube and is in threaded connection with the threaded rod, the bottom of the threaded rod is movably connected with the top of the extrusion plate through a bearing, and the bottom of the extrusion plate is attached to the upper surface of the automobile exhaust pipe;
one end of the air guide tube is fixedly communicated with the top of the side face of the air inlet tube, the other end of the air guide tube penetrates through the top of the sealing tube and is fixedly communicated with the top of the extrusion air bag, and the top of the extrusion air bag is fixedly connected with the top of the inner wall of the sealing tube.
Preferably, the top of the threaded rod is fixedly connected with a rotating handle, and the rotating handle is sleeved with a rubber sleeve.
Preferably, the bottom of the extrusion plate is fixedly connected with an anti-slip mat, and anti-slip lines are formed in the bottom of the anti-slip mat.
Preferably, one side of the extrusion air bag, which is close to the automobile exhaust pipe, is fixedly communicated with five semicircular sealing air bags, and the five semicircular sealing air bags are distributed on the extrusion air bag at equal intervals.
Preferably, the pressure relief mechanism comprises a baffle, a movable rod, a sealing plug, a connecting plate and a spring;
the outer surface of the baffle is fixedly connected with the inner wall of the pressure relief pipe, the bottom of the movable rod penetrates through a hole formed in the middle of the baffle and is movably connected with the baffle, the top of the movable rod is fixedly connected with the bottom of the sealing plug, and the outer surface of the sealing plug is attached to the inner wall of the pressure relief pipe;
the bottom of the movable rod is fixedly connected with the top of the connecting plate, the spring is sleeved on the outer surface of the movable rod, the top of the connecting plate is fixedly connected with the bottom of the spring, and the top of the spring is fixedly connected with the bottom of the baffle.
Preferably, the distance between the bottom of the baffle and the top of the inner cavity of the pressure relief pipe is smaller than the length of the movable rod.
Borrow by above-mentioned technical scheme, the utility model provides a sampling device is used in tail gas detection. The method at least has the following beneficial effects:
(1) this sampling device for tail gas detection drives the stripper plate through rotating the threaded rod and descends, extrudees the location to automobile exhaust duct, and when automobile duct exhausts, it is gaseous that partly gas of leading-in intake pipe of sealed tube gets into the extrusion gasbag through the air duct and makes the extrusion gasbag aerify, seals between sealed tube and the automobile exhaust pipe, prevents to cause tail gas to reveal when taking a sample tail gas and influence the health of sampling personnel.
(2) This sampling device for tail gas detection, when the inside gas of collecting box is more, high-pressure gas drives the sealing plug and rises to shift out the pressure release pipe, the convenient more gas outgoing to the collecting box, and play the advantage of reminding operating personnel to notice, tail gas derivation through adjusting the stop valve on the outlet duct and collecting through the outlet duct is convenient carries out the sample test, the tail gas dust of collecting in convenient with the collecting box inner chamber of stop valve on the ash pipe is derived through adjusting, the convenient harmful substance to in the tail gas dust detects.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of part A in FIG. 1 according to the present invention;
fig. 3 is a schematic structural view of a portion B in fig. 1 according to the present invention.
In the figure: 1 collecting box, 2 air inlet pipes, 3 sealing pipes, 4 positioning sealing mechanisms, 401 threaded rods, 402 rotating handles, 403 extruding plates, 404 supporting seats, 405 air guide pipes, 406 extruding air bags, 5 air outlet pipes, 6 ash outlet pipes, 7 pressure relief mechanisms, 701 baffles, 702 movable rods, 703 sealing plugs, 704 connecting plates, 705 springs and 8 pressure relief pipes.
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, the present invention provides a technical solution:
a sampling device for tail gas detection comprises a collecting box 1, wherein the top of the collecting box 1 is fixedly communicated with an air inlet pipe 2, the top of the side surface of the air inlet pipe 2 is fixedly communicated with a sealing pipe 3, an automobile exhaust pipe is spliced on the sealing pipe 3, a positioning sealing mechanism 4 is connected on the sealing pipe 3, the top of the side surface of the collecting box 1 is fixedly communicated with an air outlet pipe 5, the middle of the bottom of the collecting box 1 is fixedly communicated with an ash outlet pipe 6, stop valves are respectively arranged on the air outlet pipe 5 and the ash outlet pipe 6, the top of the side surface of the collecting box 1 is fixedly communicated with a pressure relief pipe 8, and the pressure relief;
the positioning and sealing mechanism 4 comprises a threaded rod 401, a squeezing plate 403, a supporting seat 404, an air duct 405 and a squeezing air bag 406;
the bottom of the threaded rod 401 penetrates through a threaded hole formed in the top of the sealing tube 3 and is in threaded connection with the threaded rod 401, the top of the threaded rod 401 is fixedly connected with a rotating handle 402, a rubber sleeve is sleeved on the rotating handle 402, the bottom of the threaded rod 401 is movably connected with the top of the extrusion plate 403 through a bearing, the bottom of the extrusion plate 403 is attached to the upper surface of an automobile exhaust pipe, the bottom of the extrusion plate 403 is fixedly connected with an anti-slip mat, anti-slip threads are formed in the bottom of the anti-slip mat, and the positioning stability between the anti-slip mat and the automobile exhaust;
the one end of air duct 405 and the fixed intercommunication in top of intake pipe 2 side, the other end of air duct 405 run through the top of sealed tube 3 and with the fixed intercommunication in top of extrusion gasbag 406, the top of extrusion gasbag 406 and the top fixed connection of 3 inner walls of sealed tube, one side that extrusion gasbag 406 is close to the vehicle vent-pipe is fixed the intercommunication and has semi-circular sealed gasbag, and the quantity of semi-circular sealed gasbag is five, five semi-circular sealed gasbags equidistance distribute on extrusion gasbag 406, sealed effect between sealed tube 3 and the vehicle vent-pipe has been increased.
The pressure relief mechanism 7 comprises a baffle 701, a movable rod 702, a sealing plug 703, a connecting plate 704 and a spring 705;
the outer surface of the baffle 701 is fixedly connected with the inner wall of the pressure relief pipe 8, the bottom of the movable rod 702 penetrates through a hole formed in the middle of the baffle 701 and is movably connected with the baffle 701, the top of the movable rod 702 is fixedly connected with the bottom of the sealing plug 703, and the outer surface of the sealing plug 703 is attached to the inner wall of the pressure relief pipe 8;
the bottom of the movable rod 702 is fixedly connected with the top of the connecting plate 704, the spring 705 is sleeved on the outer surface of the movable rod 702, the top of the connecting plate 704 is fixedly connected with the bottom of the spring 705, the top of the spring 705 is fixedly connected with the bottom of the baffle 701, and the distance between the bottom of the baffle 701 and the top of the inner cavity of the pressure relief pipe 8 is smaller than the length of the movable rod 702.
When the inside gas of collecting box 1 is more, high-pressure gas drives sealing plug 703 and rises to shift out the pressure release pipe 8, conveniently to the inside more gas outgoing of collecting box 1, and play the advantage of reminding operating personnel to notice, the tail gas derivation that will collect through outlet duct 5 is convenient to carry out the sample test through the stop valve on the regulation outlet duct 5, the tail gas dust of collecting in the convenient collecting of the tail gas dust in collecting box 1 inner chamber of the tail gas dust of the stop valve on through adjusting the ash pipe 6 is derived, the convenient harmful substance to in the tail gas dust detects.
When using, insert sealed tube 3 with the vehicle vent-pipe, it descends to rotate threaded rod 401 and drive stripper plate 403, extrude the location to vehicle vent-pipe, gaseous process sealed tube 3 leading-in intake pipe 2 part gas of gas process gets into extrusion gasbag 406 through air duct 405 and makes extrusion gasbag 406 aerify when vehicle vent-pipe exhausts, seal between sealed tube 3 and the vehicle vent-pipe, tail gas passes through the inside of the leading-in collecting box 1 of intake pipe 2, when atmospheric pressure is higher in the collecting box 1 inner chamber, high-pressure gas drives sealing plug 703 and rises and shifts out bleeder tube 8, to the inside more gas escape of collecting box 1, the sound that the combustion gas produced plays the effect of reminding operating personnel to notice.
When the need carries out sample detection to tail gas, adjust the stop valve on the outlet duct 5 and conveniently derive the tail gas of collecting through outlet duct 5 and carry out sample detection.
The inside dust of some automobile exhaust pipe can be taken out at the in-process of collecting to tail gas, and the tail gas dust of collecting in the 1 inner chamber of collecting box is conveniently derived to the stop valve on the adjustable ash pipe 6, detects the harmful substance in the tail gas dust.
It is right above the utility model provides a sampling device for tail gas detection has carried out detailed introduction. The utility model discloses it is right to have used specific individual example the utility model discloses a principle and implementation have been elucidated, and the explanation of above embodiment is only used for helping understanding the utility model discloses a method and core thought thereof. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. The utility model provides a sampling device for tail gas detection, includes collecting box (1), its characterized in that: the top of the collecting box (1) is fixedly communicated with an air inlet pipe (2), the top of the side face of the air inlet pipe (2) is fixedly communicated with a sealing pipe (3), an automobile exhaust pipe is spliced on the sealing pipe (3), a positioning sealing mechanism (4) is connected on the sealing pipe (3), the top of the side face of the collecting box (1) is fixedly communicated with an air outlet pipe (5), the middle of the bottom of the collecting box (1) is fixedly communicated with an ash outlet pipe (6), stop valves are respectively arranged on the air outlet pipe (5) and the ash outlet pipe (6), the top of the side face of the collecting box (1) is fixedly communicated with a pressure relief pipe (8), and the pressure relief pipe (8) is connected with a pressure relief mechanism (7);
the positioning sealing mechanism (4) comprises a threaded rod (401), an extrusion plate (403), a supporting seat (404), an air duct (405) and an extrusion air bag (406);
the bottom of the threaded rod (401) penetrates through a threaded hole formed in the top of the sealing tube (3) and is in threaded connection with the threaded rod (401), the bottom of the threaded rod (401) is movably connected with the top of the extrusion plate (403) through a bearing, and the bottom of the extrusion plate (403) is attached to the upper surface of an automobile exhaust pipe;
the one end of air duct (405) and the fixed intercommunication in top of intake pipe (2) side, the other end of air duct (405) runs through the top of sealed tube (3) and with the fixed intercommunication in top of extrusion gasbag (406), the top of extrusion gasbag (406) and the top fixed connection of sealed tube (3) inner wall.
2. The sampling device for detecting exhaust gas according to claim 1, wherein: the top fixedly connected with of threaded rod (401) changes handle (402), it has the rubber sleeve to cup joint on handle (402).
3. The sampling device for detecting exhaust gas according to claim 2, characterized in that: the bottom of the extrusion plate (403) is fixedly connected with an anti-slip mat, and anti-slip lines are formed in the bottom of the anti-slip mat.
4. The sampling device for detecting exhaust gas according to claim 3, wherein: one side of the extrusion air bag (406) close to the automobile exhaust pipe is fixedly communicated with five semicircular sealing air bags, and the five semicircular sealing air bags are distributed on the extrusion air bag (406) at equal intervals.
5. The sampling device for detecting exhaust gas according to claim 4, wherein: the pressure relief mechanism (7) comprises a baffle (701), a movable rod (702), a sealing plug (703), a connecting plate (704) and a spring (705);
the outer surface of the baffle (701) is fixedly connected with the inner wall of the pressure relief pipe (8), the bottom of the movable rod (702) penetrates through a hole formed in the middle of the baffle (701) and is movably connected with the baffle (701), the top of the movable rod (702) is fixedly connected with the bottom of the sealing plug (703), and the outer surface of the sealing plug (703) is attached to the inner wall of the pressure relief pipe (8);
the bottom of the movable rod (702) is fixedly connected with the top of the connecting plate (704), the spring (705) is sleeved on the outer surface of the movable rod (702), the top of the connecting plate (704) is fixedly connected with the bottom of the spring (705), and the top of the spring (705) is fixedly connected with the bottom of the baffle plate (701).
6. The sampling device for detecting exhaust gas according to claim 5, wherein: the distance between the bottom of the baffle (701) and the top of the inner cavity of the pressure relief pipe (8) is smaller than the length of the movable rod (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368155.1U CN211784607U (en) | 2020-03-20 | 2020-03-20 | Sampling device for tail gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368155.1U CN211784607U (en) | 2020-03-20 | 2020-03-20 | Sampling device for tail gas detection |
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| Publication Number | Publication Date |
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| CN211784607U true CN211784607U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020368155.1U Active CN211784607U (en) | 2020-03-20 | 2020-03-20 | Sampling device for tail gas detection |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881613A (en) * | 2021-01-23 | 2021-06-01 | 周如国 | Bonding type new energy automobile exhaust collection detection device |
| CN113138104A (en) * | 2021-04-11 | 2021-07-20 | 董金呈 | Industrial waste gas sampling device suitable for multiple outlet duct |
| CN113325143A (en) * | 2021-08-04 | 2021-08-31 | 南通君泰机动车检测有限公司 | Tail gas collecting device for motor vehicle detection |
| CN113776841A (en) * | 2021-11-12 | 2021-12-10 | 苏州英特模汽车科技有限公司 | Take tail gas collection device's engine on-line testing system |
| CN114606083A (en) * | 2020-12-04 | 2022-06-10 | 亳州康源养生酒业有限公司 | Raspberry health preserving wine production fermentation cylinder convenient to take a breath |
| CN114704365A (en) * | 2022-04-02 | 2022-07-05 | 张家港保税区达安进口汽车检验有限公司 | Automatic preheating type tail gas analyzer |
| CN115855587A (en) * | 2023-02-28 | 2023-03-28 | 北京市机动车排放管理事务中心 | Device for collecting aldehyde ketone pollutants in automobile exhaust |
| CN116592287A (en) * | 2023-06-07 | 2023-08-15 | 张家港宏昌钢板有限公司 | Leakage-proof device for electric dust-removing gas sampling |
-
2020
- 2020-03-20 CN CN202020368155.1U patent/CN211784607U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114606083A (en) * | 2020-12-04 | 2022-06-10 | 亳州康源养生酒业有限公司 | Raspberry health preserving wine production fermentation cylinder convenient to take a breath |
| CN112881613A (en) * | 2021-01-23 | 2021-06-01 | 周如国 | Bonding type new energy automobile exhaust collection detection device |
| CN113138104A (en) * | 2021-04-11 | 2021-07-20 | 董金呈 | Industrial waste gas sampling device suitable for multiple outlet duct |
| CN113325143A (en) * | 2021-08-04 | 2021-08-31 | 南通君泰机动车检测有限公司 | Tail gas collecting device for motor vehicle detection |
| CN113325143B (en) * | 2021-08-04 | 2021-10-08 | 南通君泰机动车检测有限公司 | Tail gas collecting device for motor vehicle detection |
| CN113776841A (en) * | 2021-11-12 | 2021-12-10 | 苏州英特模汽车科技有限公司 | Take tail gas collection device's engine on-line testing system |
| CN113776841B (en) * | 2021-11-12 | 2022-03-01 | 苏州英特模汽车科技有限公司 | Take tail gas collection device's engine on-line testing system |
| CN114704365A (en) * | 2022-04-02 | 2022-07-05 | 张家港保税区达安进口汽车检验有限公司 | Automatic preheating type tail gas analyzer |
| CN115855587A (en) * | 2023-02-28 | 2023-03-28 | 北京市机动车排放管理事务中心 | Device for collecting aldehyde ketone pollutants in automobile exhaust |
| CN115855587B (en) * | 2023-02-28 | 2023-05-19 | 北京市机动车排放管理事务中心 | Device for collecting aldehyde ketone pollutants in automobile exhaust |
| CN116592287A (en) * | 2023-06-07 | 2023-08-15 | 张家港宏昌钢板有限公司 | Leakage-proof device for electric dust-removing gas sampling |
| CN116592287B (en) * | 2023-06-07 | 2023-10-20 | 张家港宏昌钢板有限公司 | Leakage-proof device for electric dust-removing gas sampling |
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