CN220231137U - Tail gas collecting device for detecting tail gas of motor vehicle - Google Patents
Tail gas collecting device for detecting tail gas of motor vehicle Download PDFInfo
- Publication number
- CN220231137U CN220231137U CN202223006442.6U CN202223006442U CN220231137U CN 220231137 U CN220231137 U CN 220231137U CN 202223006442 U CN202223006442 U CN 202223006442U CN 220231137 U CN220231137 U CN 220231137U
- Authority
- CN
- China
- Prior art keywords
- pipe
- motor vehicle
- exhaust gas
- tail gas
- butt joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 210000001503 joint Anatomy 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 238000003032 molecular docking Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 44
- 239000002912 waste gas Substances 0.000 description 15
- 230000007246 mechanism Effects 0.000 description 7
- 239000012535 impurity Substances 0.000 description 6
- 230000032258 transport Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a tail gas collecting device for detecting tail gas of a motor vehicle, which relates to the technical field of motor vehicle tail gas detection and comprises a connector and a collecting device body, wherein the connector comprises a butt joint pipe and a fixing unit; the right end of the butt joint pipe is communicated with the conveying pipe through a connecting pipe, and the front side surface of the conveying pipe is communicated with an air outlet pipe; the fixed unit contains mounting panel, movable rod, support frame, mounting bracket, splint and control the subassembly, set up the mounting panel in the connecting pipe, the upper and lower side surface of mounting panel is fixed connection support respectively, and two supports are respectively through the right-hand member swing joint of pivot and movable rod, and the spout is transversely seted up respectively to the front side surface of two movable rods, and sliding connection slide bar is fixed vehicle vent-pipe in two spouts respectively, can strengthen the seal when docking according to vehicle vent-pipe's size, avoids outside air to mix into collection device, guarantees that the material content proportion in the tail gas of collecting is accurate.
Description
Technical Field
The utility model relates to the technical field of motor vehicle tail gas detection, in particular to a tail gas collecting device for motor vehicle tail gas detection.
Background
The exhaust gas discharged by the automobile mainly comprises carbon monoxide (CO), hydrocarbon (HC), oxynitride (NOX) and the like, after the exhaust gas is accumulated in the air to a certain extent, under the action of solar rays, the nitrogen compound and the hydrocarbon react to generate photochemical smog containing nitrogen dioxide (NO 2) and ozone (O3), and the two substances are indissolvable in water and are inhaled into a human body to be long-driven into the lung, so that toxic edema can be caused when the concentration is high, and the toxic edema can enter blood to form denatured hemoglobin, so that tissues are anoxic, and the exhaust gas is extremely harmful to the health of people. In addition, the oxyhydrogen compound can form acid rain after entering the atmosphere, and the ecological environment is endangered.
The utility model relates to the technical field of motor vehicle tail gas detection, in particular to a tail gas acquisition device for motor vehicle detection, which comprises a supporting tube, wherein a connecting mechanism for connecting a tail gas tube is arranged on the inner side of the supporting tube, the output end of the connecting mechanism is connected with a detector through an air outlet tube, a positioning mechanism connected with the supporting tube is arranged on the outer side of the connecting mechanism, a control box is fixedly connected on the outer side of the supporting tube, a driving mechanism for controlling the connecting mechanism to move is arranged on the inner side of the control box, an air inlet tube is fixedly connected on the control box, the other end of the air inlet tube is connected with the output end of the detector through a return tube, and the control box is connected with the positioning mechanism through an air transmission tube.
The device does not consider that when the device is in butt joint with an automobile exhaust pipe, the automobile can be fixed during running, and therefore, an exhaust gas collecting device for detecting the exhaust gas of the motor vehicle is proposed.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the tail gas collecting device for detecting the tail gas of the motor vehicle, which can fix the tail gas of the motor vehicle according to the size of the tail gas pipe of the motor vehicle, strengthen the sealing during butt joint, avoid the mixing of external air into a collecting device, ensure the accurate content ratio of substances in the collected tail gas and effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the tail gas collecting device for detecting the tail gas of the motor vehicle comprises a connector and a collecting device body, wherein the connector comprises a butt joint pipe and a fixing unit;
and (3) connecting pipes: the right end is communicated with a conveying pipe through a connecting pipe, and the front side surface of the conveying pipe is communicated with an air outlet pipe;
a fixing unit: contain mounting panel, movable rod, support frame, mounting bracket, splint and control the subassembly, set up the mounting panel in the connecting pipe, the upper and lower side surface of mounting panel is fixed connection support respectively, two supports are respectively through the right-hand member swing joint of pivot and movable rod, the spout is transversely seted up respectively to the front side surface of two movable rods, sliding connection slide bar respectively in two spouts, two slide bars correspond position fixed connection through the upper and lower side inner wall of support frame and butt joint pipe respectively, the left end of two movable rods is fixed connection mounting bracket respectively, the front and back end swing joint of pivot and splint respectively is passed through to the front and back ends of two mounting brackets, the right-hand member connection of mounting panel controls the subassembly.
Design is to take over to inject car exhaust duct and to take over in butt joint work, thereby avoid waste gas to outside air dissipation after the discharge, thereby be convenient for collect waste gas, design splint, thereby fix inserted car exhaust duct through splint, thereby avoid car exhaust duct to take place to drop when carrying out waste gas collection work, thereby be more stable, when controlling means carries out the during operation, earlier with car exhaust duct inject to take over in, again with outlet duct and collection system body butt joint, the rethread is controlled the subassembly and is driven the mounting panel and move to drive movable rod and remove, thereby drive the support frame and press from both sides tightly in the middle of the in-process that moves to drive splint to car exhaust duct tightly fixed, rethread connecting pipe transports waste gas to the transportation pipe, rethread outlet duct transportation is to collection system body and is collected the work.
Further, the control assembly comprises a screw rod and a knob, the middle part of the right side surface of the mounting plate is rotationally connected with the left end of the screw rod through a bearing, the right end of the screw rod penetrates through the connecting pipe to extend into the transporting pipe, and penetrates through a screw hole formed in the transporting pipe to extend to the right side of the transporting pipe, and the knob is fixedly connected.
When the control assembly is controlled to work, the knob is shifted by hands, so that the screw is driven to rotate, and the screw is driven to move to the right side, so that the fixing work is carried out.
Further, the fixed unit still contains baffle and slide bar, set up the baffle in the transportation pipe, the middle part of baffle is rotated through the bearing screw and is connected, the left and right sides end of slide bar respectively with the left and right sides inner wall fixed connection of transportation pipe, the baffle is through slide hole and slide bar sliding connection who sets up, the left side surface of baffle is connected with the right-hand member cooperation of connecting pipe.
The baffle is designed, thereby work that opens and shuts through baffle control connecting pipe, thereby when the device is inoperative, the control connecting pipe is closed, thereby avoid impurity in the outside air to get into inside the collection device, thereby more practical, when control splint press from both sides tightly, the screw rod moves right while driving the baffle and moves right, thereby the control connecting pipe is opened, after accomplishing the work of collecting, screw rod is twisted with the opposite direction to make the screw rod move left, thereby drive the baffle and move left, thereby make the connecting pipe close.
Further, still include sealing unit, sealing unit contains charging collar, gas tank and inflates the subassembly, the left side port inner wall fixed connection charging collar to the takeover, the rear side surface switch-on intake pipe of charging collar, the intake pipe passes the round hole of seting up on the takeover and extends to the rear side of takeover to switch-on gas tank, install the subassembly of inflating in the gas tank.
Through the elastic material design charging collar to fill through the gap that produces when charging collar is to car exhaust duct and butt joint pipe butt joint, thereby avoid when carrying out exhaust gas collection, outside air is incorporated into waste gas inside, thereby more practical, when carrying out sealed work, through the subassembly of inflating with gaseous propulsion charging collar, thereby make the charging collar take place to expand, thereby fill the gap.
Further, the inflation assembly comprises a push plate and a push rod, the push plate is arranged in the air box, the side surface of the push plate is in contact with the inner wall of the air box, the right side surface of the push plate is fixedly connected with the push rod, the right end of the push rod penetrates through a through hole formed in the air box and extends to the right side of the air box, and the push rod is fixedly connected with a handle.
When the inflatable device is used for inflation, the push rod is pushed by hands, so that the push plate is driven to move by the push rod, and gas in the gas tank is pushed into the inflation ring.
Further, the air outlet pipe comprises a filter screen, wherein the inner surface of the front side of the air outlet pipe is fixedly connected with a fixing ring, and the inner side of the fixing ring is fixedly connected with the filter screen.
The design filter screen to filter the impurity in the waste gas, thereby avoid impurity entering collection device inside, thereby guarantee that collection device inside keeps clean, thereby more practical.
Compared with the prior art, the utility model has the beneficial effects that: the acquisition device for detecting the tail gas of the motor vehicle has the following advantages:
1. the butt joint pipe is designed, so that an automobile exhaust pipeline is inserted into the butt joint pipe for butt joint work, and exhaust gas is prevented from being dissipated to outside air after being exhausted, and the exhaust gas is conveniently collected;
2. the clamping plate is designed, so that the inserted automobile exhaust pipeline is fixed through the clamping plate, and the automobile exhaust pipeline is prevented from falling off when the exhaust gas collecting work is carried out, so that the automobile exhaust pipeline is more stable;
3. the charging collar is designed through the elastic material, so that gaps generated when the automobile exhaust pipeline is in butt joint with the butt joint pipe are filled through the charging collar, and the situation that external air is doped into waste gas when waste gas is collected is avoided, so that the automobile exhaust pipe is more practical.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model
FIG. 2 is a schematic view of the internal structure of the present utility model
Fig. 3 is a schematic side view of the present utility model.
In the figure: the device comprises a connecting pipe 1, a connecting pipe 2, a fixing unit 3, a screw rod 31, a knob 32, a mounting plate 33, a movable rod 34, a supporting frame 35, a mounting frame 36, a clamping plate 37, a baffle plate 38, a sliding rod 39, a sealing unit 4, an inflating ring 41, an air box 42, a pushing plate 43, a pushing rod 44, a conveying pipe 5, an air outlet pipe 6 and a filter screen 7.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a technical solution: the tail gas collecting device for detecting the tail gas of the motor vehicle comprises a connector and a collecting device body, wherein the connector comprises a butt joint pipe 1 and a fixing unit 3;
butt joint pipe 1: the right end is communicated with the transport pipe 5 through the connecting pipe 2, and the front side surface of the transport pipe 5 is communicated with the air outlet pipe 6;
fixing unit 3: the connecting pipe comprises a mounting plate 33, movable rods 34, supporting frames 35, mounting frames 36, clamping plates 37 and control components, wherein the mounting plate 33 is arranged in the connecting pipe 2, the upper side surface and the lower side surface of the mounting plate 33 are respectively fixedly connected with a support, the two supports are respectively movably connected with the right end of the movable rods 34 through rotating shafts, sliding grooves are respectively transversely formed in the front side surfaces of the two movable rods 34, sliding rods are respectively and slidably connected in the two sliding grooves, the two sliding rods are respectively and fixedly connected with the corresponding positions of the upper inner wall and the lower inner wall of the butt joint pipe 1 through the supporting frames 35, the left ends of the two movable rods 34 are respectively and fixedly connected with the mounting frames 36, the front end and the rear end of the two mounting frames 36 are respectively and movably connected with the front end and the rear end of the clamping plates 37, and the right end of the mounting plate 33 is connected with the control components.
Design is to take over 1 to inject car exhaust duct and to take over 1 in butt joint work, thereby avoid waste gas to outside air dissipation after the discharge, thereby be convenient for collect waste gas, design splint 37, thereby fix inserted car exhaust duct through splint 37, thereby avoid car exhaust duct to take place to drop when carrying out waste gas collection work, thereby be more stable, when controlling means carries out the work, first with car exhaust duct insert to take over 1 in, then dock outlet duct 6 with the collection system body, the rethread is controlled the subassembly and is driven mounting panel 33 to move to the right side, thereby drive movable rod 34 and remove, thereby drive support frame 35 to the centre clamp at the in-process that moves to drive splint 37 and carry out clamp fixing to car exhaust duct, rethread connecting pipe 2 transports waste gas to transportation pipe 5, rethread outlet duct 6 transports to the collection system body and collects work.
The control assembly comprises a screw 31 and a knob 32, the middle part of the right side surface of the mounting plate 33 is rotationally connected with the left end of the screw 31 through a bearing, the right end of the screw 31 penetrates through the connecting pipe 2 to extend into the transporting pipe 5, and penetrates through a screw hole formed in the transporting pipe 5 to extend to the right side of the transporting pipe 5, and the knob 32 is fixedly connected.
When the control assembly is controlled to work, the knob 32 is shifted by hand, so that the screw 31 is driven to rotate, and the screw 31 is driven to move to the right side, so that the fixing work is carried out.
The fixed unit 3 further comprises a baffle 38 and a slide bar 39, the baffle 38 is arranged in the conveying pipe 5, the middle part of the baffle 38 is rotationally connected through a bearing screw 31, the left end and the right end of the slide bar 39 are respectively fixedly connected with the left inner wall and the right inner wall of the conveying pipe 5, the baffle 38 is in sliding connection with the slide bar 39 through a sliding hole, and the left side surface of the baffle 38 is matched and connected with the right end of the connecting pipe 2.
The baffle 38 is designed so as to control the opening and closing work of the connecting pipe 2 through the baffle 38, thereby when the device does not work, the connecting pipe 2 is controlled to be closed, thereby avoiding impurities in the outside air from entering the collecting device, and being more practical, when the control clamping plate 37 clamps, the screw 31 moves rightwards, and simultaneously drives the baffle 38 to move rightwards, thereby controlling the connecting pipe 2 to be opened, and after the collecting work is completed, the screw 31 is screwed by hands in the opposite direction, thereby enabling the screw 31 to move leftwards, thereby driving the baffle 38 to move leftwards, and further enabling the connecting pipe 2 to be closed.
Still include sealing unit 4, sealing unit 4 contains charging collar 41, gas tank 42 and inflates the subassembly, and the left side port inner wall fixed connection charging collar 41 of butt joint pipe 1, the rear side surface switch-on intake pipe of charging collar 41, the intake pipe passes the round hole of seting up on the butt joint pipe 1 and extends to the rear side of butt joint pipe 1 to switch on gas tank 42, install the subassembly of inflating in the gas tank 42.
Through the elastic material design charging collar 41 to fill through the gap that produces when charging collar 41 docks car exhaust duct and butt joint pipe 1, thereby avoid when carrying out exhaust gas collection, outside air is incorporated into waste gas inside, thereby more practical, when carrying out sealed during operation, through the subassembly of inflating with gaseous propulsion charging collar 41, thereby make charging collar 41 take place to expand, thereby fill the gap.
The inflation assembly comprises a push plate 43 and a push rod 44, wherein the push plate 43 is arranged in the air box 42, the side surface of the push plate 43 is in contact with the inner wall of the air box 42, the push rod 44 is fixedly connected with the right side surface of the push plate 43, and the right end of the push rod 44 penetrates through a through hole formed in the air box 42 to extend to the right side of the air box 42 and is fixedly connected with a handle.
When the inflation work is performed, the push rod 44 is pushed by hand, so that the push plate 43 is driven to move by the push rod, and the gas in the gas tank 42 is pushed into the inflation ring 41.
The filter screen 7 is also included, the inner surface of the front side of the air outlet pipe 6 is fixedly connected with a fixing ring, and the inner side of the fixing ring is fixedly connected with the filter screen 7.
The filter screen 7 is designed, so that impurities in waste gas are filtered, the impurities are prevented from entering the collecting device, the inside of the collecting device is kept clean, and the device is more practical.
The utility model provides a tail gas collecting device for detecting tail gas of a motor vehicle, which has the following working principle:
the automobile exhaust pipeline is inserted into the butt joint pipe 1, the air outlet pipe 6 is in butt joint with the collecting device body, the knob 32 is stirred by hands, the screw 31 is driven to rotate, the screw 31 is driven to move rightwards, the mounting plate 33 is driven to move rightwards, the movable rod 34 is driven to move, the support frame 35 is driven to clamp towards the middle in the rightwards moving process, the clamping plate 37 is driven to clamp and fix the automobile exhaust pipeline, the screw 31 is driven to move rightwards while the baffle 38 is driven to move rightwards, the connecting pipe 2 is controlled to be opened, waste gas is conveyed to the conveying pipe 5 through the connecting pipe 2, the air outlet pipe 6 is conveyed to the collecting device body to be collected, when the sealing work is carried out, the push rod 44 is pushed by hands, the push rod 43 is driven to move through the push rod, and gas in the gas box 42 is pushed into the gas charging ring 41, so that the gas charging ring 41 is expanded, and gaps are filled.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A tail gas collection system for motor vehicle exhaust detects, its characterized in that: the device comprises a connector and a collecting device body, wherein the connector comprises a butt joint pipe (1) and a fixing unit (3);
butt joint pipe (1): the right end is communicated with a conveying pipe (5) through a connecting pipe (2), and the front side surface of the conveying pipe (5) is communicated with an air outlet pipe (6);
fixing unit (3): contain mounting panel (33), movable rod (34), support frame (35), mounting bracket (36), splint (37) and control the subassembly, set up mounting panel (33) in connecting pipe (2), the upper and lower side surface of mounting panel (33) is fixed connection support respectively, right-hand member swing joint through pivot and movable rod (34) respectively is passed through to two supports, the spout is transversely offered respectively to the front side surface of two movable rods (34), sliding connection slide bar respectively in two spouts, the upper and lower side inner wall correspondence position fixed connection of two slide bars respectively through support frame (35) and butt joint pipe (1), the left end of two movable rods (34) is fixed connection mounting bracket (36) respectively, the front and back end of two mounting bracket (36) is through pivot and the front and back end swing joint of splint (37) respectively, the right-hand member connection of mounting panel (33) is controlled the subassembly.
2. An exhaust gas collection device for motor vehicle exhaust gas detection as claimed in claim 1, wherein: the control assembly comprises a screw rod (31) and a knob (32), the middle part of the right side surface of the mounting plate (33) is rotationally connected with the left end of the screw rod (31) through a bearing, the right end of the screw rod (31) penetrates through the connecting pipe (2) to extend into the transporting pipe (5), and penetrates through a screw hole formed in the transporting pipe (5) to extend to the right side of the transporting pipe (5), and the knob (32) is fixedly connected.
3. An exhaust gas collection device for motor vehicle exhaust gas detection as claimed in claim 1, wherein: the fixing unit (3) further comprises a baffle (38) and a slide bar (39), the baffle (38) is arranged in the conveying pipe (5), the middle part of the baffle (38) is rotationally connected through a bearing screw (31), the left end and the right end of the slide bar (39) are fixedly connected with the left inner wall and the right inner wall of the conveying pipe (5) respectively, the baffle (38) is in sliding connection with the slide bar (39) through a sliding hole, and the left side surface of the baffle (38) is connected with the right end of the connecting pipe (2) in a matched mode.
4. An exhaust gas collection device for motor vehicle exhaust gas detection as claimed in claim 1, wherein: still include sealing unit (4), sealing unit (4) contain charging collar (41), gas tank (42) and pump subassembly, left side port inner wall fixed connection charging collar (41) of butt joint pipe (1), the rear side surface switch-on intake pipe of charging collar (41), the intake pipe passes the round hole of seting up on butt joint pipe (1) and extends to the rear side of butt joint pipe (1) to switch on gas tank (42), install pump subassembly in gas tank (42).
5. The exhaust gas collection device for detecting an exhaust gas of a motor vehicle according to claim 4, wherein: the inflation assembly comprises a push plate (43) and a push rod (44), wherein the push plate (43) is arranged in the air box (42), the side surface of the push plate (43) is in contact with the inner wall of the air box (42), the right side surface of the push plate (43) is fixedly connected with the push rod (44), and the right end of the push rod (44) penetrates through a through hole formed in the air box (42) to extend to the right side of the air box (42) and is fixedly connected with a handle.
6. An exhaust gas collection device for motor vehicle exhaust gas detection as claimed in claim 1, wherein: the air outlet pipe is characterized by further comprising a filter screen (7), wherein the inner surface of the front side of the air outlet pipe (6) is fixedly connected with a fixing ring, and the inner side of the fixing ring is fixedly connected with the filter screen (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202223006442.6U CN220231137U (en) | 2022-11-11 | 2022-11-11 | Tail gas collecting device for detecting tail gas of motor vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223006442.6U CN220231137U (en) | 2022-11-11 | 2022-11-11 | Tail gas collecting device for detecting tail gas of motor vehicle |
Publications (1)
Publication Number | Publication Date |
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CN220231137U true CN220231137U (en) | 2023-12-22 |
Family
ID=89175852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223006442.6U Active CN220231137U (en) | 2022-11-11 | 2022-11-11 | Tail gas collecting device for detecting tail gas of motor vehicle |
Country Status (1)
Country | Link |
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CN (1) | CN220231137U (en) |
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2022
- 2022-11-11 CN CN202223006442.6U patent/CN220231137U/en active Active
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