CN211453569U - Motor vehicle tail gas detection device - Google Patents
Motor vehicle tail gas detection device Download PDFInfo
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- CN211453569U CN211453569U CN202020157650.8U CN202020157650U CN211453569U CN 211453569 U CN211453569 U CN 211453569U CN 202020157650 U CN202020157650 U CN 202020157650U CN 211453569 U CN211453569 U CN 211453569U
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- air duct
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- thick bamboo
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Abstract
The utility model discloses a motor vehicle tail gas detection device, which comprises an air duct, wherein the air duct is distributed in an L shape, the left end opening part of the air duct is fixedly communicated with a vent valve, and a corrugated pipe is fixedly inserted and connected at the left end opening part of the vent valve; the lower end opening part of the air duct is fixedly sealed and penetrates through the sealing plate, and an external threaded pipe is fixedly connected to the periphery of the bottom of the sealing plate in an integrated mode. The utility model discloses a port cover of keeping away from the air duct with the bellows is in the blast pipe port department that needs to gather automobile exhaust, open the vent valve and collect tail gas, meet low temperature liquefaction rapidly when tail gas enters into a tail gas liquefaction section of thick bamboo and concentrate in a tail gas liquefaction section of thick bamboo into water droplet, when detecting tail gas composition, directly demolish a tail gas liquefaction section of thick bamboo from the external screw pipe, the tail gas composition that uses professional tail gas composition to detect liquefaction becomes the water droplet in a tail gas liquefaction section of thick bamboo detects the tail gas composition, the device is with low costs, moreover, the steam generator is simple in structure, can adapt to the automobile exhaust pipe port of different crooked circumstances, and the practicality is wider.
Description
Technical Field
The utility model relates to a motor vehicle exhaust detects technical field, specifically is a motor vehicle exhaust gas detection device.
Background
At present, the development of society is rapid, and the motor vehicle is becoming people's daily instrument of riding instead of walk, because the guard against of motor vehicle uses and makes the exhaust emission greatly increased for the air of living environment becomes more turbid, and the haze becomes the huge threat of human healthy, thereby for guaranteeing people's quality of life state clear and definite the exhaust emission of regulation car, thereby the detection of being convenient for has produced motor vehicle exhaust detection device.
Through retrieval public (announcement) number CN208636112U discloses a motor vehicle exhaust detection device, which comprises a housing, the inside equal movable mounting in roof and the diapire left side of casing has the screwed pipe, the top fixed mounting of casing has the sealing washer that is located the screwed pipe right side, the left side fixed mounting of screwed pipe has the gasbag of adopting, the outside fixed mounting who adopts the gasbag has the rubber layer, adopt the left side wall of gasbag to have seted up the gas production mouth, the inside roof of casing all with the diapire filter wall fixed connection, the left side fixed mounting who filters the wall has the bottle seat that is located the gasbag of adopting, the outside fixed mounting of bottle seat has the sealed pad with filter wall left side fixed mounting. Although the motor vehicle exhaust detection device has the characteristics of removing water molecules in exhaust, having simple structure, no need of pipelines and the like, the motor vehicle exhaust detection device is more accurate in detection and convenient to carry and use.
The inventor finds that the technical scheme still has at least the following defects through exploration: the device that has among this technical scheme can only have, and is with high costs to the tail gas sample mouth of pipe is the position that can not adapt to different model blast pipes of stereoplasm, leads to the practicality not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a motor vehicle exhaust detection device has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the motor vehicle tail gas detection device comprises air guide pipes, wherein the air guide pipes are distributed in an L shape, the left port part of each air guide pipe is fixedly communicated with a vent valve, and a corrugated pipe is fixedly inserted and connected at the left port part of the vent valve; the lower end opening part of the air duct is fixedly and hermetically penetrated in the sealing plate, and the periphery of the bottom of the sealing plate is fixedly and integrally connected with an external thread pipe;
the outer thread of the outer threaded pipe is screwed and inserted with a tail gas liquefaction cylinder; the tail gas liquefaction section of thick bamboo inner chamber bottom intermediate position integration is fixed the intercommunication has a sealed section of thick bamboo, and the fastening internal thread has been seted up to sealed section of thick bamboo inner chamber inner wall, and it has the ice-cube collecting vessel to peg graft in the sealed section of thick bamboo, and ice-cube collecting vessel lower extreme and bottom plate integration fixed connection have placed the ice-cube in the ice-cube collecting vessel.
As a preferred embodiment of the utility model, the handle is horizontally and fixedly connected with the outer wall of the right side of the air duct.
As a preferred embodiment of the present invention, the length of the corrugated tube is at least 30 cm.
As a preferred embodiment of the present invention, the inner wall of the upper portion of the tail gas liquefaction cylinder is provided with a screw thread adapted to the external threaded pipe.
As an optimized embodiment of the present invention, the outer wall of the ice cube collecting barrel is provided with an external thread adapted to the fastening internal thread.
As a preferred embodiment of the present invention, a sealing gasket is fixedly bonded to an end opening of the air duct away from the bottom plate.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a port cover of keeping away from the air duct with the bellows is in the blast pipe port department that needs to gather automobile exhaust, open the vent valve and collect tail gas, meet low temperature liquefaction rapidly when tail gas enters into a tail gas liquefaction section of thick bamboo and concentrate and collect in a tail gas liquefaction section of thick bamboo, then seal closing the vent valve, time measuring is examined to the later stage, directly demolish a tail gas liquefaction section of thick bamboo from the external screw pipe, then use the tail gas composition detection sensor of specialty to detect the tail gas composition that the liquefaction becomes the water droplet in a tail gas liquefaction section of thick bamboo, the device is with low costs, moreover, the steam generator is simple in structure, can adapt to the automobile exhaust pipe end oral area of different crooked circumstances, and the practicality.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of a motor vehicle exhaust gas detection device according to the present invention;
FIG. 2 is a schematic diagram of a side view structure of the fastening internal thread of the motor vehicle exhaust gas detection device of the present invention distributed at the bottom of the exhaust gas liquefaction cylinder;
fig. 3 is a schematic structural view of an ice cube collecting barrel of the motor vehicle exhaust gas detecting device of the present invention.
In the figure: the device comprises an air duct 1, a vent valve 2, a corrugated pipe 3, a tail gas liquefaction cylinder 4, ice blocks 5, a bottom plate 6, an ice block collecting cylinder 7, a sealing cylinder 8, an external threaded pipe 9, a sealing plate 10, a handle 11, fastening internal threads 12, a sealing ring pad 13 and external threads 14.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: a motor vehicle tail gas detection device comprises an air duct 1, wherein the air duct 1 is distributed in an L shape, a left port part of the air duct 1 is fixedly communicated with a vent valve 2, and a corrugated pipe 3 is fixedly inserted and connected at the left port part of the vent valve 2; the lower end opening part of the gas guide pipe 1 is fixedly and hermetically penetrated through a sealing plate 10, and an external thread pipe 9 is integrally and fixedly connected to the periphery of the bottom of the sealing plate 10;
the external thread of the external thread pipe 9 is screwed and inserted with the tail gas liquefaction cylinder 4; a sealing barrel 8 is integrally and fixedly communicated with the middle position of the bottom of an inner cavity of a tail gas liquefaction barrel 4, a fastening internal thread 12 is arranged on the inner wall of the inner cavity of the sealing barrel 8, an ice block collecting barrel 7 is inserted in the sealing barrel 8, the lower end part of the ice block collecting barrel 7 is integrally and fixedly connected with a bottom plate 6, an ice block 5 is placed in the ice block collecting barrel 7, the ice block collecting barrel 7 is screwed, fixedly inserted and connected with the fastening internal thread 12 in the sealing barrel 8 through an external thread 14, at the moment, a sealing gasket 13 and the upper part of the inner cavity of the sealing barrel 8 form a sealing effect to prevent a water source formed by melting of the ice block from leaking, a port of a corrugated pipe 3, which is far away from an air guide pipe 1, of an exhaust pipe needing to collect automobile tail gas, a vent valve 2 is opened to collect the tail gas, when the tail gas enters the tail, then close vent valve 2 and seal, when later stage was examined, directly demolish a tail gas liquefaction section of thick bamboo 4 from external screw pipe 9, then use the tail gas composition detection sensor of specialty to detect the tail gas composition that becomes the water droplet in a tail gas liquefaction section of thick bamboo 4, the device is with low costs, simple structure can adapt to the automobile exhaust pipe end oral area of the different crooked circumstances, and the practicality is more extensive.
In this embodiment (see fig. 1), a handle 11 is horizontally and fixedly connected to the outer wall of the right side of the air duct 1, so that an operator can conveniently hold the device.
In this embodiment, the length of bellows 3 is 30cm at least, conveniently forms the shape that different angles are the automobile exhaust pipe afterbody of different models and collects tail gas, and is high-efficient convenient.
In this embodiment, the inner wall of the upper part of the tail gas liquefaction cylinder 4 is provided with a screw thread matched with the external threaded pipe 9, so that the tail gas liquefaction cylinder 4 can be flexibly disassembled and assembled, and convenience and rapidness are achieved.
In this embodiment (see fig. 3), the outer wall of the ice cube collecting barrel 7 is provided with an external thread 14 adapted to the fastening internal thread 12.
In this embodiment (see fig. 3), a sealing ring gasket 13 is fixedly bonded to an end opening of the air duct 1 away from the bottom plate 6, and when the ice cube collecting cylinder 7 is screwed and inserted into the sealing cylinder 8 of the tail gas liquefaction cylinder 4, the sealing ring gasket 13 and the upper portion of the inner cavity of the sealing cylinder 8 are sealed to form a sealing effect, so as to prevent a water source formed by melting ice cubes from leaking.
When a motor vehicle exhaust gas detection device uses, need explain, the utility model relates to a motor vehicle exhaust gas detection device, including air duct 1, vent valve 2, bellows 3, tail gas liquefaction section of thick bamboo 4, ice-cube 5, bottom plate 6, ice-cube collecting vessel 7, sealed section of thick bamboo 8, external screw thread pipe 9, shrouding 10, handle 11, fastening internal thread 12, sealing washer pad 13, external screw thread 14, the part is general standard component or the part that technical personnel in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental approach.
When the device is used, ice cubes 5 are placed in an ice cube collecting barrel 7, then the ice cube collecting barrel 7 is screwed, fixedly spliced and connected with a fastening internal thread 12 in a sealing barrel 8 through an external thread 14, at the moment, a sealing ring gasket 13 and the upper part of the inner cavity of the sealing barrel 8 are sealed to avoid water source formed by melting of the ice cubes from leaking, then a port of a corrugated pipe 3, which is far away from an air guide pipe 1, is sleeved at an exhaust pipe port of automobile exhaust to be collected, a vent valve 2 is opened to collect exhaust, when the exhaust enters the exhaust liquefying barrel 4, the exhaust is rapidly liquefied into water drops at low temperature and is concentrated and collected in the exhaust liquefying barrel 4, then the vent valve 2 is closed, when detection is carried out at the later stage, the exhaust liquefying barrel 4 is directly detached from an external threaded pipe 9, and then a special exhaust component detection sensor is used for detecting the exhaust components liquefied into water, the device is with low costs, and simple structure can adapt to the automobile exhaust pipe end mouth part of the different crooked circumstances, and the practicality is more extensive.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a motor vehicle exhaust detection device, includes air duct (1), its characterized in that: the air guide pipes (1) are distributed in an L shape, the left port part of the air guide pipe (1) is fixedly communicated with a vent valve (2), and a corrugated pipe (3) is fixedly inserted and connected at the left port part of the vent valve (2); the lower end opening part of the air duct (1) is fixedly and hermetically penetrated through the sealing plate (10), and the periphery of the bottom of the sealing plate (10) is integrally and fixedly connected with an external thread pipe (9);
the external thread of the external thread pipe (9) is screwed and inserted with a tail gas liquefaction cylinder (4); the tail gas liquefaction cylinder (4) inner chamber bottom intermediate position integration is fixed the intercommunication have a sealed section of thick bamboo (8), and fastening internal thread (12) have been seted up to sealed section of thick bamboo (8) inner chamber inner wall, and it has ice-cube collecting vessel (7) to peg graft in sealed section of thick bamboo (8), and ice-cube collecting vessel (7) lower tip and bottom plate (6) integration fixed connection have placed ice-cube (5) in ice-cube collecting vessel (7).
2. The motor vehicle exhaust gas detection apparatus according to claim 1, wherein: the outer wall of the right side of the air duct (1) is horizontally and fixedly connected with a handle (11).
3. The motor vehicle exhaust gas detection apparatus according to claim 1, wherein: the length of the corrugated pipe (3) is at least 30 cm.
4. The motor vehicle exhaust gas detection apparatus according to claim 1, wherein: and the inner wall of the upper part of the tail gas liquefaction cylinder (4) is provided with a screwing thread matched with the external thread pipe (9).
5. The motor vehicle exhaust gas detection apparatus according to claim 1, wherein: and the outer wall of the ice block collecting cylinder (7) is provided with an external thread (14) matched with the fastening internal thread (12).
6. The motor vehicle exhaust gas detection apparatus according to claim 1, wherein: and a sealing ring pad (13) is fixedly bonded at one end opening part of the air duct (1) far away from the bottom plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020157650.8U CN211453569U (en) | 2020-02-10 | 2020-02-10 | Motor vehicle tail gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020157650.8U CN211453569U (en) | 2020-02-10 | 2020-02-10 | Motor vehicle tail gas detection device |
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| Publication Number | Publication Date |
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| CN211453569U true CN211453569U (en) | 2020-09-08 |
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| CN202020157650.8U Active CN211453569U (en) | 2020-02-10 | 2020-02-10 | Motor vehicle tail gas detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167001A (en) * | 2021-12-03 | 2022-03-11 | 合肥市极点科技有限公司 | Road tail gas monitoring system |
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2020
- 2020-02-10 CN CN202020157650.8U patent/CN211453569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167001A (en) * | 2021-12-03 | 2022-03-11 | 合肥市极点科技有限公司 | Road tail gas monitoring system |
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