CN220729770U

CN220729770U - Motor vehicle detection waste gas sampling device

Info

Publication number: CN220729770U
Application number: CN202322302303.6U
Authority: CN
Inventors: 武守彦
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-27
Filing date: 2023-08-27
Publication date: 2024-04-05
Anticipated expiration: 2033-08-27

Abstract

The utility model discloses a motor vehicle detection waste gas sampling device which comprises a base and a gas pipe, wherein an inner cavity of the base is provided with a lifting mechanism, the lifting mechanism comprises a double-shaft motor, output shafts on two sides of the double-shaft motor are fixedly connected with threaded rods, and the surfaces of the threaded rods are in threaded connection with threaded sleeves. According to the utility model, the device can be conveniently moved to the position of a vehicle to be sampled by moving the wheels, then the two threaded rods are driven to rotate by starting the double-shaft motor according to the height of the exhaust pipe of the vehicle, the two threaded sleeves can be driven to relatively move by the design of the positive and negative threads on the surfaces of the two threaded rods, the adjusting rod can be further adjusted, the height of the supporting plate can be adjusted, then the exhaust pipe is inserted into the exhaust pipe through the sampling pipe, at the moment, the rubber plug can increase the tightness of the sampling pipe and the exhaust pipe, and meanwhile, the sampling pump is started to pump exhaust gas into the storage box, so that the device can adapt to vehicle types with different heights of the exhaust pipe, and the sampling work of the exhaust gas can be completed.

Description

Motor vehicle detection waste gas sampling device

Technical Field

The utility model relates to the technical field of motor vehicle detection, in particular to a motor vehicle detection waste gas sampling device.

Background

While the motor vehicle industry is developing at a high speed and the yield and the holding capacity of motor vehicles are continuously increasing, the motor vehicles also bring about atmospheric pollution, namely motor vehicle tail gas pollution, along with the gradual improvement of the living standard of people, more and more people have automobiles, along with the increase of the number of the vehicles, the exhaust gas exhausted by the motor vehicles is more and more, the living environment of people is seriously influenced, the exhaust gas treatment of the motor vehicles is also particularly important, and in the exhaust gas treatment, the exhaust gas is firstly collected by using a sampling device and then is taken out for detection.

For example, the motor vehicle detection waste gas sampling device that the license number was CN214894368U provided, through setting up shock-absorbing structure, when the device was taking a sample motor vehicle waste gas and producing vibrations, air spring's being provided with can effectually cushion the upper and lower vibrations that sampling structure produced, and spring mounting panel and damping spring's effect can effectually cushion the vibrations of the direction all around that sampling device produced for this sampling device's shock resistance is by effectual improvement, and then has guaranteed the stability of sampling work and has gone on guaranteeing the life of device simultaneously.

Because the exhaust pipe of above-mentioned patent can only take a sample to the same height, but the vehicle size of detection, motorcycle type are different, and the position height of the blast pipe that leads to exhaust emission is also not fixed for the motorcycle type that the above-mentioned patent can't adapt to blast pipe height difference, and the limitation is great.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an exhaust gas sampling device for motor vehicle detection, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a motor vehicle detects waste gas sampling device, includes base and gas-supply pipe, the inner chamber of base is provided with elevating system, elevating system includes biax motor, the output shaft of biax motor both sides all fixedly connected with threaded rod, the surface threaded connection of threaded rod has the thread bush, the top of thread bush has the regulation pole through pivot swing joint, the other end of regulation pole has the backup pad through pivot swing joint;

the storage mechanism comprises a storage box, an electric push rod is embedded at the top of the inner cavity of the storage box, and a push plate is fixedly connected to the telescopic end of the electric push rod.

Preferably, the sampling mechanism comprises a sampling pump, a sampling tube is communicated with the right side of the sampling pump, and a rubber plug is sleeved on the right side of the surface of the sampling tube.

Preferably, the periphery of the outer surface of the push plate is sleeved with a sealing ring, and the other side of the sealing ring is tightly attached to the storage box.

Preferably, the both sides of base bottom have all been seted up the spout, the inner chamber sliding connection of spout has the slider, the top and the thread bush fixed connection of slider.

Preferably, the left side of the inner cavity of the storage box is communicated with an air outlet pipe, and the top of the air outlet pipe is provided with an air outlet switch.

Preferably, the movable wheels are fixedly connected to the periphery of the bottom of the base, and the pushing handle is fixedly connected to the top of the left side of the storage box.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the device can be conveniently moved to the position of a vehicle to be sampled by moving the wheels, then the two threaded rods are driven to rotate by starting the double-shaft motor according to the height of the exhaust pipe of the vehicle, the two threaded sleeves can be driven to relatively move by the design of the positive and negative threads on the surfaces of the two threaded rods, the adjusting rod can be further adjusted, the height of the supporting plate can be adjusted, then the exhaust pipe is inserted into the exhaust pipe through the sampling pipe, at the moment, the rubber plug can increase the tightness of the sampling pipe and the exhaust pipe, and meanwhile, the sampling pump is started to pump exhaust gas into the storage box, so that the device can adapt to vehicle types with different heights of the exhaust pipe, and the sampling work of the exhaust gas can be completed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial cross-sectional view of the structure of the present utility model;

FIG. 3 is a cross-sectional view of a base in the structure of the present utility model;

fig. 4 is an enlarged view of a portion of fig. 2 a, which is a structural view of the present utility model.

In the figure: 1. a base; 2. a gas pipe; 3. a lifting mechanism; 301. a biaxial motor; 302. a threaded rod; 303. a thread sleeve; 304. an adjusting rod; 305. a support plate; 4. a storage mechanism; 401. a storage box; 402. an electric push rod; 403. a push plate; 404. a seal ring; 5. a sampling mechanism; 501. a sampling pump; 502. a sampling tube; 503. a rubber plug; 6. a chute; 7. a slide block; 8. an air outlet pipe; 9. a moving wheel; 10. push handle.

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.

Embodiment one:

referring to fig. 1-4, in an embodiment of the utility model, a device for sampling exhaust gas detected by a motor vehicle includes a base 1 and a gas pipe 2, a lifting mechanism 3 is disposed in an inner cavity of the base 1, the lifting mechanism 3 includes a dual-shaft motor 301, output shafts on two sides of the dual-shaft motor 301 are fixedly connected with a threaded rod 302, a threaded sleeve 303 is screwed on a surface of the threaded rod 302, a top of the threaded sleeve 303 is movably connected with an adjusting rod 304 through a rotating shaft, the other end of the adjusting rod 304 is movably connected with a supporting plate 305 through the rotating shaft, two sides of the supporting plate 305 are respectively provided with a storage mechanism 4, a right side of the storage mechanism 4 is communicated with a sampling mechanism 5 through the gas pipe 2, the storage mechanism 4 includes a storage box 401, an electric push rod 402 is embedded in a top of the inner cavity of the storage box 401, a telescopic end of the electric push rod 402 is fixedly connected with a push plate 403, a sealing ring 404 is sleeved on the periphery of an outer surface of the push plate 403, the other side of the sealing ring 404 is closely attached to the storage box 401, the sampling mechanism 5 includes a sampling pump 501, a sampling tube 502 is communicated with a sampling tube 502 on the right side of the surface of the sampling pump 501, and a rubber plug 503 is sleeved on the right side of the surface of the sampling tube.

The principle of this embodiment is:

during use, the device can be conveniently moved to a vehicle to be sampled by the moving wheel 9, then the two threaded rods 302 are driven to rotate by starting the double-shaft motor 301 according to the height of an exhaust pipe of the vehicle, the two threaded sleeves 303 can be driven to move relatively by the design of positive and negative threads on the surfaces of the two threaded rods 302, the adjusting rod 304 can be further adjusted, the height of the supporting plate 305 can be adjusted, then the rubber plug 503 is inserted into the exhaust pipe, the tightness of the sampling pipe 502 and the exhaust pipe can be improved by the rubber plug 502, and meanwhile, the sampling pump 501 is started to pump exhaust gas into the storage box 401, so that the exhaust pipe can be adapted to vehicle types with different heights, and the sampling work of the exhaust gas can be completed.

Embodiment two:

referring to fig. 2 and 3, the two sides of the bottom of the base 1 are provided with sliding grooves 6, the inner cavities of the sliding grooves 6 are slidably connected with sliding blocks 7, the tops of the sliding blocks 7 are fixedly connected with a threaded sleeve 303, the threaded sleeve 303 can be limited and guided to move when the threaded rod 302 drives the threaded sleeve 303 to rotate through the arrangement of the sliding grooves 6 and the sliding blocks 7, an air outlet pipe 8 is communicated with the left side of the inner cavity of the storage box 401, an air outlet switch is arranged at the top of the air outlet pipe 8, exhaust of waste gas can be conveniently discharged through the arrangement of the air outlet pipe 8, movable wheels 9 are fixedly connected to the periphery of the bottom of the base 1, the device can be conveniently moved through the arrangement of the movable wheels 9, and a pushing handle 10 is fixedly connected to the top of the left side of the storage box 401.

The principle of this embodiment is:

when the device is used, the device can be conveniently moved to a vehicle to be sampled through the moving wheel 9, then the two threaded rods 302 are driven to rotate through the starting of the double-shaft motor 301 according to the height of an exhaust pipe of the vehicle, the two threaded sleeves 303 can be driven to relatively move through the design of positive and negative threads on the surfaces of the two threaded rods 302, the adjusting rod 304 can be further adjusted, the height of the supporting plate 305 can be adjusted, then the rubber plug 503 is inserted into the exhaust pipe, the tightness of the rubber plug 502 and the exhaust pipe can be improved, and meanwhile, the sampling pump 501 is started to pump exhaust gas into the storage box 401, so that the device can adapt to vehicle types with different exhaust pipe heights, and the sampling work of the exhaust gas is completed;

when the waste gas to be sampled is detected, a user can take the sampling bottle and insert the sampling bottle at the air outlet pipe 8, and turn on the air outlet switch, then start the electric push rod 402 to push the push plate 403 to move downwards, and due to the arrangement of the sealing ring 404, the waste gas in the storage box 401 can be pushed into the sampling bottle through the air outlet pipe 8, so that the later detection operation is facilitated.

The standard parts used in the application file can be purchased from the market, and can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment adopt conventional models in the prior art, the control mode is controlled automatically by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the control method belongs to common knowledge in the art, and the application file is mainly used for protecting a mechanical device, so the control mode and circuit connection are not explained in detail.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor vehicle detects waste gas sampling device, includes base (1) and gas-supply pipe (2), its characterized in that: the inner cavity of the base (1) is provided with a lifting mechanism (3), the lifting mechanism (3) comprises a double-shaft motor (301), output shafts on two sides of the double-shaft motor (301) are fixedly connected with threaded rods (302), the surfaces of the threaded rods (302) are in threaded connection with threaded sleeves (303), the tops of the threaded sleeves (303) are movably connected with adjusting rods (304) through rotating shafts, and the other ends of the adjusting rods (304) are movably connected with supporting plates (305) through rotating shafts;

the utility model discloses a storage device, including backup pad (305), including backup pad, gas-supply pipe (2), storage mechanism (4) are provided with respectively in both sides of backup pad (305), the right side of storage mechanism (4) is through gas-supply pipe (2) intercommunication has sampling mechanism (5), storage mechanism (4) are including storage case (401), electric putter (402) have been inlayed at the top of storage case (401) inner chamber, the telescopic end fixedly connected with push pedal (403) of electric putter (402).

2. A motor vehicle test exhaust sampling apparatus as in claim 1, wherein: the sampling mechanism (5) comprises a sampling pump (501), a sampling tube (502) is communicated with the right side of the sampling pump (501), and a rubber plug (503) is sleeved on the right side of the surface of the sampling tube (502).

3. A motor vehicle test exhaust sampling apparatus as in claim 1, wherein: and sealing rings (404) are sleeved on the periphery of the outer surface of the push plate (403), and the other sides of the sealing rings (404) are tightly attached to the storage box (401).

4. A motor vehicle test exhaust sampling apparatus as in claim 1, wherein: the two sides of the bottom of the base (1) are provided with sliding grooves (6), the inner cavities of the sliding grooves (6) are slidably connected with sliding blocks (7), and the tops of the sliding blocks (7) are fixedly connected with threaded sleeves (303).

5. A motor vehicle test exhaust sampling apparatus as in claim 1, wherein: the left side of the inner cavity of the storage box (401) is communicated with an air outlet pipe (8), and an air outlet switch is arranged at the top of the air outlet pipe (8).

6. A motor vehicle test exhaust sampling apparatus as in claim 1, wherein: the movable wheels (9) are fixedly connected to the periphery of the bottom of the base (1), and the pushing handles (10) are fixedly connected to the top of the left side of the storage box (401).