CN220399366U - Tail gas suction and exhaust device for safety detection of motor vehicle - Google Patents
Tail gas suction and exhaust device for safety detection of motor vehicle Download PDFInfo
- Publication number
- CN220399366U CN220399366U CN202321320205.9U CN202321320205U CN220399366U CN 220399366 U CN220399366 U CN 220399366U CN 202321320205 U CN202321320205 U CN 202321320205U CN 220399366 U CN220399366 U CN 220399366U
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- unit
- transition
- tail gas
- ash
- movable plate
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 230000007704 transition Effects 0.000 claims abstract description 73
- 238000007790 scraping Methods 0.000 claims abstract description 36
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 13
- 238000007689 inspection Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004071 soot Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- -1 oxynitride Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a tail gas suction and exhaust device for safety detection of a motor vehicle, which relates to the technical field of motor vehicle detection and comprises a transition unit, a circulation unit, a shell unit, a collecting box, a movable unit and an ash scraping unit; the movable unit comprises a movable plate movably arranged in the shell unit and a water falling hole penetrating through the top of the movable plate and used for discharging moisture in tail gas, and the ash scraping unit comprises a circular ring movably arranged on the inner wall of the transition unit and an ash scraping frame fixedly connected to one side of the circular ring and used for scraping carbon ash on the inner wall of the transition unit. The tail gas suction and exhaust device for safety detection of the motor vehicle can clean water carried in the tail gas, ensure the accuracy of follow-up tail gas detection data, improve the detection effect of the tail gas, comprehensively scrape carbon ash on the inner wall of the transition cylinder, avoid dead angle removal, and intensively collect the carbon ash without discharging the carbon ash out of the environment.
Description
Technical Field
The utility model relates to the technical field of motor vehicle detection, in particular to a tail gas suction and exhaust device for motor vehicle safety detection.
Background
Along with the development of society and the progress of science, the economic level is also rapidly increased, so that the use of motor vehicles is also increasingly popularized, the motor vehicles mainly use oil fuel, a large amount of automobile exhaust gas is generated during the use, the automobile exhaust gas contains hundreds of different compounds, the pollutants in the automobile exhaust gas comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbon, oxynitride, lead, oxysulfide and the like, the exhaust gas directly endangers the health of human bodies and can also have a profound effect on the living environment of human beings, and therefore, the exhaust gas of the motor vehicles needs to be detected so as to effectively manage the running of the motor vehicles.
Retrieved under publication (bulletin) number: 202123127860.6A tail gas suction and exhaust device for safety detection of motor vehicles is disclosed, wherein water entering the hollow cylinder in the tail gas is discharged into the shell through a round hole and is uniformly collected, when the tail gas carbon ash attached on the inner side wall of the hollow cylinder is cleaned after the use, a miniature motor can drive a connecting plate and two scraping strips to rotate together, and scrape the soot that adheres to on the hollow section of thick bamboo inside wall through scraping the strip, in time collect alone the exhaust water when tail gas detects, the soot of adhesion can clear up fast simultaneously, and cleaning operation is simple, is favorable to going on smoothly of follow-up tail gas detection work.
In the above-mentioned patent, to the carbon ash that produces in the tail gas testing process, owing to scrape the trilateral setting of strip to can not strike off the carbon ash with barrel inner wall is comprehensive, can leave one side to strike off can not, and the carbon ash is clear up uncleanly, and the collection of water and carbon ash has the drawback, and the carbon ash is sent out the external world by the air-blower, influences air environment easily, consequently, is necessary to provide a tail gas suction and exhaust device for motor vehicle safety inspection.
Disclosure of Invention
The utility model mainly aims to provide a tail gas suction and exhaust device for safety detection of a motor vehicle, which can effectively solve the problems that carbon ash generated in the tail gas detection process in the background art cannot be scraped off the inner wall of a cylinder comprehensively due to three surfaces of a scraping strip, one surface cannot be scraped off, the carbon ash is not cleaned cleanly, water and carbon ash are collected, the defects exist, and the carbon ash is sent out by a blower and is easy to influence the air environment.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the tail gas suction and exhaust device for safety detection of the motor vehicle comprises a transition unit, a circulation unit arranged on the transition unit, a shell unit arranged at the bottom of the transition unit, a collecting box arranged at the bottom of the shell unit, a movable unit arranged in the shell unit and a dust scraping unit arranged in the transition unit;
the movable unit comprises a movable plate movably arranged in the shell unit and a water falling hole penetrating through the top of the movable plate and used for discharging moisture in tail gas;
the ash scraping unit comprises a circular ring movably arranged on the inner wall of the transition unit and an ash scraping frame fixedly connected to one side of the circular ring and used for scraping carbon ash on the inner wall of the transition unit.
Preferably, the transition unit comprises a transition barrel and a strip-shaped opening formed in the bottom of the transition barrel.
Preferably, the circulation unit comprises an air inlet pipe fixedly connected to the center of one side of the transition cylinder and an air outlet pipe fixedly connected to the top of the other side of the transition cylinder.
Preferably, the shell unit comprises a connecting shell fixedly connected between the transition cylinder and the collecting box, a rectangular opening formed at one end of the connecting shell, and a falling object opening formed at the bottom of the connecting shell.
Preferably, the movable unit further comprises a limiting sealing plate fixedly connected to one end of the movable plate, a sealing gasket arranged on the outer surface of the other end of the movable plate, and a pull groove formed in the other end of the movable plate.
Preferably, the ash scraping unit comprises a motor arranged at the center of one side of the transition cylinder, a rotating shaft fixedly connected to the driving end of the motor, a connecting ring sleeved on the outer surface of the rotating shaft, and a connecting rod fixedly connected to the outer surface of the connecting ring.
Preferably, the number of the water falling holes is a plurality, the water falling holes are distributed linearly at equal intervals, and the inner dimension of the rectangular opening is larger than the side view section dimension of the movable plate;
the number of the connecting rods is three, the three connecting rods are distributed between the connecting rings and the circular rings in an annular array, and the outer side of the ash scraping frame is in contact with the inner wall of the transition cylinder.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the movable plate is inserted into the connecting shell, the rectangular opening is sealed by the sealing gasket, the limiting sealing plate is tightly contacted with one inner wall of the connecting shell, tail gas of a motor vehicle enters the inside of the transition cylinder through the air inlet pipe, moisture carried in the tail gas freely falls down by gravity and moves to the movable plate through the strip-shaped opening, the moisture falls down to the inside of the collecting box through the plurality of water falling holes formed in the movable plate, the tail gas after moisture removal is discharged through the air outlet pipe and detected through the detecting structure, so that the moisture carried in the tail gas can be removed completely, the accuracy of the detection data of the subsequent tail gas is ensured, and the detection effect of the tail gas is improved.
2. According to the utility model, the movable plate is pulled out through the pull groove, the blocking of the movable plate is lost in the connecting shell, then the motor is started to drive the rotating shaft to rotate, the rotating shaft drives the connecting rod to rotate through the connecting ring, the circular ring is enabled to rotate in a following mode, the ash scraping frame is enabled to rotate close to the inner wall of the transition cylinder, the ash scraping frame is enabled to scrape carbon ash on one inner wall and the circumferential wall of the transition cylinder, the connecting rod connected to the circular ring scrapes carbon ash on the other inner wall of the transition cylinder, the scraped carbon ash passes through the connecting shell through the strip-shaped opening and enters the collecting box to be collected, so that carbon ash on the inner wall of the transition cylinder is completely scraped, dead angles are avoided, and the carbon ash can be collected intensively without being discharged outside to affect the environment.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the front view and inner cross-section structure of the present utility model;
FIG. 3 is a schematic side view of a partial structure of the present utility model;
FIG. 4 is a schematic perspective view of a movable unit according to the present utility model;
fig. 5 is a schematic view of a connection structure of the ash scraping unit of the present utility model.
In the figure:
1. a transition unit; 101. a transition barrel; 102. a strip-shaped opening;
2. a flow-through unit; 201. an air inlet pipe; 202. an air outlet pipe;
3. a housing unit; 301. a connection housing; 302. a rectangular opening; 303. a falling port;
4. a collection box;
5. a movable unit; 501. a movable plate; 502. limiting sealing plates; 503. a water falling hole; 504. a sealing gasket; 505. drawing a groove;
6. an ash scraping unit; 601. a motor; 602. a rotating shaft; 603. a connecting ring; 604. a connecting rod; 605. a circular ring; 606. and an ash scraping frame.
Detailed Description
Example 1
Referring to fig. 1-5, the present utility model is an exhaust gas absorbing and exhausting device for safety detection of a motor vehicle, which comprises a transition unit 1, a flow unit 2 arranged on the transition unit 1, a housing unit 3 arranged at the bottom of the transition unit 1, a collecting box 4 arranged at the bottom of the housing unit 3, a movable unit 5 arranged inside the housing unit 3, and an ash scraping unit 6 arranged inside the transition unit 1;
the ash scraping unit 6 comprises a circular ring 605 movably arranged on one inner wall of the transition unit 1, and an ash scraping frame 606 fixedly connected to one side of the circular ring 605 and used for scraping carbon ash on the inner wall of the transition unit 1.
As shown in fig. 1, 2, 3 and 5, the transition unit 1 includes a transition barrel 101 and a strip-shaped opening 102 formed at the bottom of the transition barrel 101, wherein the transition barrel 101 is used for removing moisture carried in tail gas before tail gas detection, so that the accuracy is improved in the subsequent tail gas detection, and the strip-shaped opening 102 is used for discharging water and carbon ash.
As shown in fig. 1 and 2, the flow unit 2 includes an air inlet pipe 201 fixedly connected to the center of one side of the transition barrel 101, and an air outlet pipe 202 fixedly connected to the top of the other side of the transition barrel 101, wherein the air inlet pipe 201 is used for entering tail gas, and the air outlet pipe 202 is used for connecting a detection structure for tail gas detection after the water content of the tail gas is removed.
As shown in fig. 1 to 3, the housing unit 3 includes a connection housing 301 fixedly connected between the transition cylinder 101 and the collecting box 4, a rectangular opening 302 provided at one end of the connection housing 301, and a falling opening 303 provided at the bottom of the connection housing 301, the rectangular opening 302 being used for movement of the movable plate 501, the falling opening 303 being used for entry of water and soot into the collecting box 4 for collection.
As shown in fig. 1, 2 and 4, the movable unit 5 includes a movable plate 501 movably disposed inside the housing unit 3, and a water falling hole 503 penetrating through the top of the movable plate 501 for discharging moisture in the exhaust gas; the movable unit 5 further comprises a limiting sealing plate 502 fixedly connected to one end of the movable plate 501, a sealing gasket 504 mounted on the outer surface of the other end of the movable plate 501, and a pull groove 505 formed in the other end of the movable plate 501, wherein a plurality of water falling holes 503 are formed, the water falling holes 503 are distributed linearly at equal intervals, and the inner size of the rectangular opening 302 is larger than the side view cross section size of the movable plate 501.
Working principle: firstly, the movable plate 501 is inserted into the connecting shell 301, the rectangular opening 302 is sealed by the sealing gasket 504, the limiting sealing plate 502 is tightly contacted with an inner wall of the connecting shell 301, then tail gas of a motor vehicle enters the inside of the transition cylinder 101 through the air inlet pipe 201, moisture carried in the tail gas is free to fall under gravity to move, the tail gas falls onto the movable plate 501 through the strip-shaped opening 102, falls into the collecting box 4 through a plurality of water falling holes 503 formed in the movable plate 501 to be collected by the falling object opening 303, the tail gas after moisture removal is discharged through the air outlet pipe 202 and detected through the detecting structure, so that the moisture carried in the tail gas can be removed completely, the accuracy of the detection data of the subsequent tail gas is ensured, and the detection effect of the tail gas is improved.
Example 2
Referring to fig. 1-5, the present utility model is an exhaust gas absorbing and exhausting device for safety detection of a motor vehicle, which comprises a transition unit 1, a flow unit 2 arranged on the transition unit 1, a housing unit 3 arranged at the bottom of the transition unit 1, a collecting box 4 arranged at the bottom of the housing unit 3, a movable unit 5 arranged inside the housing unit 3, and an ash scraping unit 6 arranged inside the transition unit 1;
the movable unit 5 comprises a movable plate 501 movably arranged in the shell unit 3 and a water falling hole 503 penetrating through the top of the movable plate 501 for discharging moisture in the tail gas;
as shown in fig. 1, 2, 3 and 5, the transition unit 1 includes a transition barrel 101 and a strip-shaped opening 102 formed at the bottom of the transition barrel 101, wherein the transition barrel 101 is used for removing moisture carried in tail gas before tail gas detection, so that the accuracy is improved in the subsequent tail gas detection, and the strip-shaped opening 102 is used for discharging water and carbon ash.
As shown in fig. 1 and 2, the flow unit 2 includes an air inlet pipe 201 fixedly connected to the center of one side of the transition barrel 101, and an air outlet pipe 202 fixedly connected to the top of the other side of the transition barrel 101, wherein the air inlet pipe 201 is used for entering tail gas, and the air outlet pipe 202 is used for connecting a detection structure for tail gas detection after the water content of the tail gas is removed.
As shown in fig. 1 to 3, the housing unit 3 includes a connection housing 301 fixedly connected between the transition cylinder 101 and the collecting box 4, a rectangular opening 302 provided at one end of the connection housing 301, and a falling opening 303 provided at the bottom of the connection housing 301, the rectangular opening 302 being used for movement of the movable plate 501, the falling opening 303 being used for entry of water and soot into the collecting box 4 for collection.
As shown in fig. 1, 2 and 5, the ash scraping unit 6 includes a ring 605 movably disposed on an inner wall of the transition unit 1, and an ash scraping frame 606 fixedly connected to one side of the ring 605 and used for scraping carbon ash on the inner wall of the transition unit 1, the ash scraping unit 6 includes a motor 601 installed at a center of one side of the transition cylinder 101, a rotating shaft 602 fixedly connected to a driving end of the motor 601, a connecting ring 603 sleeved on an outer surface of the rotating shaft 602, and connecting rods 604 fixedly connected to an outer surface of the connecting ring 603, wherein the number of the connecting rods 604 is three, the three connecting rods 604 are distributed between the connecting ring 603 and the ring 605 in an annular array, and an outer side of the ash scraping frame 606 contacts with an inner wall of the transition cylinder 101.
Working principle: when the tail gas is cleaned by moisture, carbon ash is adhered to the inner wall of the transition cylinder 101, the movable plate 501 is pulled out through the pull groove 505, the limiting sealing plate 502 is contacted with the inner wall of the connecting shell 301, the inner part of the connecting shell 301 is blocked by the movable plate 501, then the motor 601 is started, the motor 601 drives the rotating shaft 602 to rotate, the rotating shaft 602 drives the connecting rod 604 to rotate through the connecting ring 603, the ring 605 rotates in a following manner, the ash scraping frame 606 is tightly attached to the inner wall of the transition cylinder 101 to rotate, the ash scraping frame 606 scrapes carbon ash on one inner wall of the transition cylinder 101 and the circumferential wall, the connecting rod 604 connected to the ring 605 scrapes carbon ash on the other inner wall of the transition cylinder 101, the scraped carbon ash enters the collecting box 4 through the connecting shell 301 through the strip-shaped opening 102 to comprehensively scrape the carbon ash on the inner wall of the transition cylinder 101, dead angles are avoided, and the carbon ash can be intensively collected without being discharged outside to influence the environment.
Claims (7)
1. The tail gas suction and exhaust device for the safety detection of the motor vehicle comprises a transition unit (1), a circulation unit (2) arranged on the transition unit (1), a shell unit (3) arranged at the bottom of the transition unit (1) and a collecting box (4) arranged at the bottom of the shell unit (3), and is characterized by further comprising a movable unit (5) arranged inside the shell unit (3) and an ash scraping unit (6) arranged inside the transition unit (1);
the movable unit (5) comprises a movable plate (501) movably arranged in the shell unit (3) and a water falling hole (503) penetrating through the top of the movable plate (501) and used for discharging moisture in tail gas;
the ash scraping unit (6) comprises a circular ring (605) movably arranged on the inner wall of the transition unit (1), and an ash scraping frame (606) fixedly connected to one side of the circular ring (605) and used for scraping carbon ash on the inner wall of the transition unit (1).
2. An exhaust gas suction and exhaust device for safety inspection of a motor vehicle according to claim 1, wherein: the transition unit (1) comprises a transition barrel (101) and a strip-shaped opening (102) formed in the bottom of the transition barrel (101).
3. An exhaust gas suction and exhaust device for safety inspection of motor vehicles according to claim 2, wherein: the circulation unit (2) comprises an air inlet pipe (201) fixedly connected to the center of one side of the transition cylinder (101) and an air outlet pipe (202) fixedly connected to the top of the other side of the transition cylinder (101).
4. An exhaust gas suction and exhaust device for safety inspection of motor vehicles according to claim 2, wherein: the shell unit (3) comprises a connecting shell (301) fixedly connected between the transition barrel (101) and the collecting box (4), a rectangular opening (302) formed at one end of the connecting shell (301), and a falling object opening (303) formed at the bottom of the connecting shell (301).
5. An exhaust gas absorbing and exhausting apparatus for safety inspection of motor vehicles according to claim 4, wherein: the movable unit (5) further comprises a limiting sealing plate (502) fixedly connected to one end of the movable plate (501), a sealing gasket (504) arranged on the outer surface of the other end of the movable plate (501), and a pull groove (505) formed in the other end of the movable plate (501).
6. An exhaust gas absorbing and exhausting apparatus for safety inspection of motor vehicles according to claim 5, wherein: the ash scraping unit (6) comprises a motor (601) arranged at the center of one side of the transition cylinder (101), a rotating shaft (602) fixedly connected to the driving end of the motor (601), a connecting ring (603) sleeved on the outer surface of the rotating shaft (602), and a connecting rod (604) fixedly connected to the outer surface of the connecting ring (603).
7. The exhaust gas sucking and exhausting apparatus for safety inspection of motor vehicle as set forth in claim 6, wherein: the number of the water falling holes (503) is several, the water falling holes (503) are distributed linearly and equidistantly, and the internal size of the rectangular opening (302) is larger than the side view cross section size of the movable plate (501);
the number of the connecting rods (604) is three, the three connecting rods (604) are distributed between the connecting ring (603) and the circular ring (605) in an annular array, and the outer side of the ash scraping frame (606) is in contact with the inner wall of the transition cylinder (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321320205.9U CN220399366U (en) | 2023-05-24 | 2023-05-24 | Tail gas suction and exhaust device for safety detection of motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321320205.9U CN220399366U (en) | 2023-05-24 | 2023-05-24 | Tail gas suction and exhaust device for safety detection of motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220399366U true CN220399366U (en) | 2024-01-26 |
Family
ID=89608154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321320205.9U Active CN220399366U (en) | 2023-05-24 | 2023-05-24 | Tail gas suction and exhaust device for safety detection of motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220399366U (en) |
-
2023
- 2023-05-24 CN CN202321320205.9U patent/CN220399366U/en active Active
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