CN212432956U

CN212432956U - Mobile remote sensing detection equipment

Info

Publication number: CN212432956U
Application number: CN202021093595.7U
Authority: CN
Inventors: 袁超
Original assignee: Hefei Yuxiang Motor Vehicle Testing Service Co ltd
Current assignee: Hefei Yuxiang Motor Vehicle Testing Service Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-01-29
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a mobile remote sensing detection device, relating to the technical field of motor vehicle tail gas detection, the tail gas detection device comprises a mobile detection vehicle, a snapshot camera and a tail gas detection device, the tail gas detection device comprises a transmitting receiver and a reflector, the tail gas detection device also comprises a height measurement device and a lifting device for adjusting the height of the transmitting receiver, the height measurement device comprises a laser transmitting rod and a laser receiving rod arranged at the opposite side of a road, the tail gas detection device is arranged in the advancing direction of the vehicle of the height measurement device, the laser receiving rod and the transmitting receiver are arranged at the same side of the road, the laser receiving rod is fixedly provided with a laser signal collector, the lifting device comprises a machine shell, a controller, a motor, a driving assembly and a mounting plate, the laser signal collector is electrically connected with the controller, and the transmitting and receiving device is fixedly connected with the mounting plate. The utility model discloses have the convenience and carry out the effect that detects to the tail gas of co-altitude not.

Description

Mobile remote sensing detection equipment

Technical Field

The utility model belongs to the technical field of the technique that motor vehicle exhaust detected and specifically relates to a portable remote sensing check out test set is related to.

Background

At present, people pay more and more attention to the protection of the environment, air pollution is a major factor of the current environment pollution, and the emission of motor vehicle exhaust is one of the main sources of the air pollution. Therefore, the control of the motor vehicle exhaust emission is particularly important at present, wherein the detection is the most important link, and the detection of the motor vehicle exhaust is mostly carried out by adopting a mobile remote sensing detection device at present.

Referring to fig. 1, the existing mobile remote sensing detection equipment comprises a mobile detection vehicle 1, a snapshot camera 2 for shooting a license plate of a motor vehicle and a tail gas detection device 3 for detecting tail gas of the motor vehicle, tail gas detection is performed on the passing motor vehicle through the tail gas detection devices 3 arranged on two sides of a road, a detection result is sent into the mobile detection vehicle 1, relevant data are analyzed in the mobile detection vehicle 1 to obtain a conclusion, and then the license plate of the motor vehicle is shot by the snapshot camera 2 to serve as a record.

The above prior art solutions have the following drawbacks: when current portable remote sensing monitoring facilities detected tail gas, the blast pipe of vehicle highly different, and the tail gas that releases highly also is different, and detection device need detect the tail gas that just discharges out, detects again after preventing the tail gas diffusion, just so can reach the purpose that detects, and tail gas detection device's highly fixed among the current portable remote sensing monitoring facilities can't detect the tail gas of co-altitude not.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a portable remote sensing check out test set, it has the convenient effect of detecting to the tail gas of co-altitude not.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a portable remote sensing check out test set, is including the removal detection car, be used for shooing the candid photograph camera of motor vehicle license plate and be used for detecting automobile exhaust's tail gas detection device, tail gas detection device includes transceiver and sets up in the offside reflector of road, still including being used for detecting the high measuring device of motor vehicle height and being used for adjusting transceiver's high elevating gear, high measuring device includes the laser emission pole of vertical setting and vertical setting in the offside laser receiving pole of road, tail gas detection device set up in one side of high measuring device's car direction of advance, laser receiving pole with transceiver sets up in same one side of road, fixed mounting has the laser signal collector of collector laser signal on the laser receiving pole, elevating gear include casing, fixed mounting in controller on the casing, Be fixed in the casing and with motor that the controller is connected, set up in the casing and with drive assembly that motor drive connects and receive the drive assembly drive and the mounting panel that goes up and down, laser signal collector with the controller electricity is connected, transceiver with mounting panel fixed connection.

By adopting the technical scheme, when an operator detects the tail gas of the motor vehicle on the road, the operator firstly stops the mobile detection vehicle on the road, then the operator respectively places the laser emitting rod and the laser receiving rod on the two sides of the road, and then opens the laser emitting rod to enable the laser receiving rod to receive the laser; the operator places the transceiver and the reflector on two sides of the road respectively, then places the transceiver and the laser receiving rod on the same side of the road, places the transceiver in the direction that the laser receiving rod advances towards the motor vehicle, then opens the transceiver again to make the transmitter reflect the laser signal back, and then the operator connects the laser signal collector on the laser receiving rod with the controller on the transceiver by wires; the operator then places the snapshot camera on the roadside and turns on. When a vehicle passes through the space between the laser emitting rod and the laser receiving rod, the vehicle can block the laser to reduce the laser received by the laser receiving rod when passing through the space, the reduction amount of the laser received by the laser receiving rod is different when the vehicles with different heights pass through the space, the laser signal collector can compare the reduction amount with the reduction amount of the laser at the last time, then the signal is transmitted to the controller, the more the vehicles with higher heights block the laser, the larger the reduction amount of the laser on the receiving rod is, and when the two laser reduction amounts are the same, the controller does not send an operation instruction to maintain the original state; when the laser reduction amount is larger than that of the last time, which indicates that the vehicle passes through the vehicle at the last time, the controller drives the motor to rotate, the driving assembly connected with the motor operates to drive the mounting plate to move upwards, and the transmitting receiver on the mounting plate detects the tail gas with a higher exhaust pipe; when the laser reduction amount is smaller than that of the last time, which indicates that the vehicle passes through the vehicle at the last time, the controller drives the motor to rotate in the reverse direction, the driving assembly connected with the motor operates to drive the mounting plate to move downwards, and the transmitting receiver on the mounting plate detects the tail gas of the vehicle with a lower exhaust pipe; then the camera is taken a candid photograph and the license plate of passing through the vehicle is taken down, and the transceiver sends the detection data to the mobile detection vehicle, thereby conveniently detecting the tail gas with different heights.

The present invention may be further configured in a preferred embodiment as: the output of motor is fixed with the driving gear, the axis of driving gear with the axis coincidence of motor output shaft, drive assembly include one end with driving gear fixed connection's first transmission shaft, with first transmission gear of first transmission shaft other end fixed connection and with the first rack of first transmission gear meshing and vertical setting, the axis of driving gear the axis of first transmission gear all with the axis coincidence of first transmission shaft, first rack upper end is passed the casing top surface with mounting panel fixed connection, the lower extreme is vertical down.

Through adopting above-mentioned technical scheme, when motor drive, the driving gear rotates thereupon, and first transmission shaft also rotates at any time with first transmission gear, moves in vertical direction with the first rack of first transmission gear meshing, also moves in vertical direction with it with the fixed mounting panel of first rack for the transceiver height on the mounting panel risees or reduces, thereby has made things convenient for the regulation of measuring height.

The present invention may be further configured in a preferred embodiment as: the driving assembly further comprises a second transmission gear, one end of the second transmission gear is fixedly connected with a second transmission shaft, a third transmission gear, a second rack and a connecting rod, wherein the second transmission gear is arranged in the casing and meshed with the driving gear, one end of the second transmission shaft is fixedly connected with the second transmission gear, the third transmission gear is meshed with the third transmission gear and vertically arranged, the connecting rod is arranged between the second transmission shaft and the casing, the axis of the second transmission gear is coincided with the axis of the second transmission shaft, the vertical smooth surface of the second rack is fixedly connected with the vertical smooth surface of the first rack, one end of the second transmission shaft is rotatably connected with the connecting rod, and the other end of the second transmission shaft is fixedly connected with the inner surface of the casing.

By adopting the technical scheme, when the motor is driven, the main gear rotates along with the main gear, the second transmission gear meshed with the main gear rotates at the same speed, the second transmission shaft and the third transmission gear rotate along with the main gear, the second rack meshed with the third transmission gear moves in the vertical direction, the first rack and the second rack are driven by the motor, the two sides of the first rack and the two sides of the second rack are stressed and are stressed the same, the first rack and the second rack move at the same speed and the same direction simultaneously, and therefore the stability of the mounting plate during lifting is improved.

The present invention may be further configured in a preferred embodiment as: and limiting blocks are fixed at the bottoms of the first rack and the second rack.

Through adopting above-mentioned technical scheme, when first rack of motor drive and second rack rebound, when reacing extreme position, the stopper of first rack and second rack lower extreme can block to drop when having prevented first rack and second rack to rise extreme position.

The present invention may be further configured in a preferred embodiment as: the mounting panel bottom surface is fixed with the stabilizer bar of vertical setting, the stabilizer bar lower extreme set up in the casing, the stabilizer bar with casing sliding connection on vertical direction.

Through adopting above-mentioned technical scheme, when the mounting panel altitude variation, the stabilizer bar of mounting panel bottom surface moves in vertical direction, receives the limiting displacement of casing on the horizontal direction, and the mounting panel receives the limiting displacement of stabilizer bar on the horizontal direction along with for the mounting panel keeps the horizontality and can not empty, thereby is favorable to the transceiver on the mounting panel to remain stable.

The present invention may be further configured in a preferred embodiment as: be fixed with dustproof cloth on the lateral wall of mounting panel, the casing set up in the dustproof cloth.

Through adopting above-mentioned technical scheme, when operating personnel examined time measuring, equipment was placed at the roadside, can raise a lot of dust, little stone block when having the car to pass through, when dust and little stone block fall first rack and second rack, can block rack and gear unable operation, and the dustproof cloth of fixing on the mounting panel prevents that dust and little stone block from entering into the casing in to prevent that first rack and second rack from being blocked.

The present invention may be further configured in a preferred embodiment as: a plurality of self-locking trundles are installed at the bottom of the machine shell.

Through adopting above-mentioned technical scheme, when operating personnel detected, operating personnel need place and remove transceiver, and operating personnel opens the auto-lock truckle earlier, when promoting transceiver to the detection position, and operating personnel closes the auto-lock truckle and makes transceiver position fixed to made things convenient for operating personnel to place and removed transceiver.

The present invention may be further configured in a preferred embodiment as: the laser receiver is characterized in that three support rods are arranged at the bottom of the laser receiver rod, the upper ends of the support rods are hinged to the bottom face of the laser receiver rod, and the lower ends of the support rods are pointed ends.

Through adopting above-mentioned technical scheme, when operating personnel placed laser receiving rod, road unevenness sometimes, and operating personnel opens three spinal branch vaulting poles, and operating personnel adjusts the angle of three spinal branch vaulting poles and ground, adjusts laser receiving rod for vertical setting, and the bracing piece lower extreme is most advanced, can fix on the road surface of difference for the bracing piece remains stable, thereby is favorable to making laser receiving rod keep vertical state on the way of unevenness.

To sum up, the utility model discloses a following at least one useful technological effect:

when an operator detects tail gas of a motor vehicle on a road, when the motor vehicle passes through, the motor vehicle firstly passes through between the laser emitting rod and the laser receiving rod, the laser is blocked when the motor vehicle passes through, so that the laser received by the laser receiving rod is reduced, the reduction amount of the laser received by the laser receiving rod is different when the motor vehicles with different heights pass through, the reduction amount of the laser signal collector is compared with the reduction amount of the laser signal collector last time, then the signal is transmitted to the controller, the more the laser blocked by the motor vehicle with the higher height is, the larger the reduction amount of the laser on the receiving rod is, and when the two laser reduction amounts are the same, the controller is not moved; when the laser reduction amount is larger than that of the last time, the fact that the vehicle is higher than the vehicle passing through the last time is indicated, the controller drives the motor to rotate, the driving assembly connected with the motor operates to drive the mounting plate to move upwards, and the transmitting receiver on the mounting plate detects the tail gas of the vehicle with the higher exhaust pipe; when the laser reduction amount is smaller than that of the last time, which indicates that the vehicle passes through the vehicle at the last time, the controller drives the motor to rotate in the reverse direction, the driving assembly connected with the motor operates to drive the mounting plate to move downwards, and the transmitting receiver on the mounting plate detects the tail gas of the vehicle with a lower exhaust pipe; then, the license plate passing through the vehicle is shot by the snapshot camera, and the transmitting and receiving device transmits the detection data to the mobile detection vehicle, so that the tail gas with different heights can be conveniently detected;

when the motor is driven, the driving gear rotates along with the motor, the first transmission shaft and the first transmission gear also rotate at any time, the first rack meshed with the first transmission gear moves in the vertical direction, and the mounting plate fixed with the first rack also moves in the vertical direction along with the first transmission gear, so that the height of the transmitting and receiving device on the mounting plate is increased or reduced, and the detection height is convenient to adjust;

when the mounting panel altitude variation, the stabilizer bar of mounting panel bottom surface moves in vertical direction, receives the limiting displacement of casing on the horizontal direction, and the mounting panel receives the limiting displacement of stabilizer bar on the horizontal direction along with it for the mounting panel keeps the horizontality can not empty, thereby is favorable to the transceiver on the mounting panel to remain stable.

Drawings

Fig. 1 is a schematic view of a prior art structure.

Fig. 2 is a schematic structural diagram of the embodiment.

Fig. 3 is a schematic diagram of the structure of the transceiver and the laser receiving rod.

Fig. 4 is a schematic structural view of the lifting device.

Fig. 5 is a schematic structural view of the driving assembly.

Reference numerals: 1. moving the detection vehicle; 2. a snapshot camera; 3. a tail gas detection device; 31. a transmitter-receiver; 32. a reflector; 4. a height measuring device; 41. a laser emitting rod; 42. a laser receiving rod; 421. a base plate; 422. a support bar; 423. a laser signal collector; 5. a lifting device; 51. a housing; 511. self-locking casters; 52. a controller; 53. a motor; 531. a driving gear; 54. a drive assembly; 541. a first drive gear; 542. a first drive shaft; 543. a first rack; 544. a second transmission gear; 545. a third transmission gear; 546. a second drive shaft; 547. a connecting rod; 5471. a rolling bearing; 548. a second rack; 549. a limiting block; 55. mounting a plate; 551. a stabilizer bar; 552. dustproof cloth.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Refer to fig. 2, do the utility model discloses a portable remote sensing detection equipment, including mobile detection car 1, snapshot camera 2, tail gas detection device 3, height measuring device 4 and elevating gear 5. The mobile detection vehicle 1 is an existing detection engineering vehicle with a data processing function, and the mobile detection vehicle 1 is parked at the roadside. The snapshot camera 2 is an existing image recording device, the snapshot camera 2 is arranged on the roadside, and a lens of the snapshot camera 2 faces the direction of the motor vehicle and is used for shooting a license plate of the motor vehicle. Tail gas detection device 3 is including setting up respectively in the transceiver 31 and the reflector 32 of way both sides, transceiver 31 transmission laser to reflector 32, and the transmitter is with laser reflection to transceiver 31, and when the car passes through, the laser between transceiver 31 and the reflector 32 detects tail gas, detects the content of its pollutant, then with data transmission to remove in detecting car 1, remove and detect car 1 and carry out the analysis to data. Since the technical points of the present embodiment are the height measuring device 4 and the lifting device 5 disposed at the bottom of the transmitter/receiver 31, the prior art of the vehicle body movement detection vehicle 1, the snapshot camera 2, the exhaust gas detection device 3, etc. will be briefly described above. In the embodiment, the height measuring device 4, the tail gas detecting device 3 and the snapshot camera 2 are sequentially arranged according to the driving direction of the motor vehicle.

Referring to fig. 2, the height measuring device 4 includes a laser emitting rod 41 and a laser receiving rod 42, the laser emitting rod 41 is a vertically arranged round rod, the laser emitting rod 41 is arranged on the roadside, a laser emitter is fixedly mounted on the laser emitting rod 41, and the emitting direction of the laser emitter is perpendicular to the length direction of the road. The laser receiving rod 42 is a vertically arranged round rod, the laser receiving rod 42 is arranged on the roadside, and the laser receiving rod 42 and the laser emitting rod 41 are respectively arranged on the opposite sides of the roadside. The laser receiving rod 42 is fixedly provided with a receiver corresponding to the laser emitter, and the laser emitter emits laser into the receiver, so that a light curtain is formed between the laser emitting rod 41 and the laser receiving rod 42. Referring to fig. 3, a base plate 421, a support rod 422 and a laser signal collector 423 are disposed on the laser receiving rod 42, the base plate 421 is circular plate-shaped, the base plate 421 is disposed horizontally, the base plate 421 is disposed at the lower end of the laser receiving rod 42, the axis of the base plate 421 coincides with the axis of the laser receiving rod 42, and the upper surface of the base plate 421 is fixedly connected to the bottom surface of the laser receiving rod 42. The support rod 422 is a round rod, and the support rod 422 is disposed at the bottom of the base plate 421. The upper end of the support rod 422 is hinged with the bottom surface of the base plate 421, the support rod 422 can rotate around the tangent direction of the bottom surface of the base plate 421, and the lower end of the support rod 422 is a tip. Three support rods 422 are provided, and the three support rods 422 are arranged around the axis of the bottom surface of the base plate 421. When operating personnel placed laser receiving rod 42 on unevenness's road surface, operating personnel opened three spinal branch vaulting poles 422, and operating personnel adjusts the angle of three spinal branch vaulting poles 422 and ground, adjusts laser receiving rod 42 to vertical setting, and the bracing piece 422 lower extreme is most advanced, can fix on the road surface of difference for bracing piece 422 remains stable, thereby is favorable to making laser receiving rod 42 keep vertical state on unevenness's the road. The laser signal collector 423 is a data collecting and analyzing device, the laser signal collector 423 is fixed on the arc-shaped side wall of the laser receiving rod, the laser signal collector 423 is arranged at the lower end of the laser receiving rod 42, and the laser signal collector 423 is arranged at one side of the laser receiving rod 42 away from the road. When a vehicle passes through, the vehicle firstly passes through the space between the laser emitting rod 41 and the laser receiving rod 42, the laser can be blocked when the vehicle passes through, so that the laser received by the laser receiving rod 42 is reduced, the reduction amount of the laser received by the laser receiving rod 42 when the vehicles with different heights pass through is different, and the laser signal collector 423 can compare the reduction amount of the two adjacent times and send different signals according to the difference of the reduction amount.

Referring to fig. 4, the lifting device 5 includes a housing 51, a controller 52, a motor 53, a driving assembly 54 disposed inside the housing 51, and a mounting plate 55 disposed outside the housing 51. The housing 51 is a rectangular box made of stainless steel, and the housing 51 is vertically disposed at the bottom of the transceiver 31. Be equipped with auto-lock truckle 511 on casing 51, auto-lock truckle 511 installs in the outer bottom surface of casing 51, and auto-lock truckle 511 is equipped with four, and four auto-lock truckles 511 set up respectively in four corners of the outer bottom surface of casing 51. The controller 52 is a master device for controlling the starting, speed regulation, braking and reversing of the motor 53, the controller 52 is fixedly installed on the outer side wall of the casing 51, and the controller 52 is arranged on one side of the casing 51 far away from the road. The motor 53 is fixed on the inner side wall of the machine shell 51, the motor 53 is arranged on one side of the machine shell 51 far away from the road, the end part of the output shaft of the motor 53 is horizontally arranged towards the road, and the motor 53 is electrically connected with the controller 52. A driving gear 531 is arranged on an output shaft of the motor 53, the driving gear 531 is a spur gear, an axis of the driving gear 531 is overlapped with an axis of the output shaft of the motor 53, and the driving gear 531 is fixedly connected with an end of the output shaft of the motor 53. As described in conjunction with fig. 5, the driving assembly 54 includes a first transmission gear 541, a first transmission shaft 542, a first rack 543, a second transmission gear 544, a third transmission gear 545, a second transmission shaft 546, a connecting rod 547, a second rack 548 and a limit block 549. The first transmission gear 541 is a spur gear, the first transmission gear 541 is disposed on one side of the driving gear 531 close to the road, and an axis of the first transmission gear 541 coincides with an axis of the driving gear 531. First transmission shaft 542 is round bar shape, and first transmission shaft 542 sets up between first transmission gear 541 and driving gear 531, and the axis of first transmission shaft 542 coincides with the axis of first transmission gear 541, and one side lateral wall fixed connection that first transmission shaft 542 one end and driving gear 531 are close to the road, and the other end and one side lateral wall fixed connection that first transmission gear 541 kept away from the road. The first rack 543 is a straight rack, the first rack 543 is vertically arranged, and the first rack 543 is engaged with the first transmission gear 541.

Referring to fig. 5, the second transmission gear 544 is a spur gear, an axis of the second transmission gear 544 is parallel to an axis of the driving gear 531, the second transmission gear is engaged with the driving gear 531, and the axis of the second transmission gear 544 and the axis of the driving gear 531 are disposed on the same horizontal plane. The third transmission gear 545 is a straight gear, the third transmission gear 545 is disposed on one side of the second transmission gear 544 close to the road, the third transmission gear 545 is overlapped with the axis of the second transmission gear 544, and the third transmission gear 545 is disposed on one side of the first rack 543 away from the first transmission gear 541. The second transmission shaft 546 is in a shape of a circular rod, the second transmission shaft 546 is disposed between the second transmission gear 544 and the third transmission gear 545, an axis of the second transmission shaft 546 coincides with an axis of the second transmission shaft 546, one end of the second transmission shaft 546 is fixedly connected to a side wall of the second rotating gear near the road, and the other end of the second transmission shaft 546 is fixedly connected to a side wall of the third transmission gear 545 far from the road. As shown in fig. 4, the connecting rod 547 is a rectangular rod, the connecting rod 547 is vertically disposed, the connecting rod 547 is disposed between the second transmission shaft 546 and the inner top surface of the casing 51, the upper end of the connecting rod 547 is fixedly connected to the inner top surface of the casing 51, and the lower end of the connecting rod 547 is an arc surface and is provided with a rolling bearing 5471. The axis of the rolling bearing 5471 coincides with the axis of the second transmission shaft 546, the rolling bearing 5471 is disposed in the connecting rod 547, the rolling bearing 5471 is sleeved on the second transmission shaft 546, the inner side wall of the rolling bearing 5471 is fixedly connected with the cylindrical surface of the second transmission shaft 546, and the outer arc surface of the rolling bearing 5471 is fixedly connected with the connecting rod 547. The second rack 548 is a straight rack, the second rack 548 is vertically arranged, and the second rack 548 is meshed with the third transmission gear 545. The second rack 548 is disposed on a side of the third transmission gear 545 close to the first rack 543, and a side wall of the second rack 548 far away from the third transmission gear 545 is overlapped and fixedly connected with a side wall of the first rack 543 far away from the first transmission gear 541. The stopper 549 is in a circular plate shape, the stopper 549 is horizontally arranged, the stopper 549 is arranged in the machine shell 51, and the upper surface of the stopper 549 is fixedly connected with the bottom surfaces of the first rack 543 and the second rack 548.

Referring to fig. 4 and 5, the mounting plate 55 is in a circular plate shape, the mounting plate 55 is horizontally disposed, the mounting plate 55 is disposed between the first rack 543 and the transceiver 31, the upper surface of the mounting plate 55 is fixedly connected to the bottom surface of the transceiver 31, and the upper ends of the first rack 543 and the second rack 548 pass through the top surface of the housing 51 and are fixedly connected to the bottom surface of the mounting plate 55. Be equipped with stabilizer bar 551 and dustproof cloth 552 on the mounting panel 55, stabilizer bar 551 is round bar shape, and stabilizer bar 551 is vertical setting, and the bottom surface fixed connection of the upper end of stabilizer bar 551 and mounting panel 55, the lower extreme passes casing 51 downwardly extending. The number of the stabilizer bars 551 is two, and the two stabilizer bars 551 are respectively disposed on two sides of the first rack 543 perpendicular to the extending direction of the road. The dustproof cloth 552 is made of organic soft plastic, the dustproof cloth 552 is fixed to the arc-shaped side wall of the mounting plate 55 around the axis of the mounting plate 55, and the housing 51 is disposed inside the dustproof cloth 552. When an operator detects that the mounting plate 55 is lifted or lowered, the stabilizer bar 551 provides a horizontal supporting force for the mounting plate 55, so that the mounting plate 55 is not inclined in the lifting process, and the lifting stability of the mounting plate 55 is improved; the operating personnel puts equipment on the roadside, can raise a lot of dusts, little stone block when having the car to pass through, and dust and little stone block can block rack and gear and can't move when falling first rack 543 and second rack 548, fix dustproof cloth 552 on mounting panel 55 and prevent that dust and little stone block from entering into in the casing 51 to prevent that first rack 543 and second rack 548 from being blocked.

The implementation principle of the embodiment is as follows: after arrangement, when a vehicle passes through the space between the laser emitting rod 41 and the laser receiving rod 42, the vehicle can block the laser to reduce the laser received by the laser receiving rod 42 when passing through the space, the reduction amount of the laser received by the laser receiving rod 42 is different when the vehicles with different heights pass through the space, the laser signal collector 423 compares the reduction amount with the previous reduction amount, and then transmits a signal to the controller 52, wherein the more the vehicles with higher heights block the laser, the larger the reduction amount of the laser on the receiving rod is, and when the two laser reduction amounts are the same, the controller 52 is not moved; when the laser reduction amount is larger than that of the previous time, which indicates that the vehicle is higher than the vehicle passing through the previous time, the controller 52 drives the motor 53 to rotate, the driving gear 531 fixed to the output shaft of the motor 53 operates, and then the first transmission gear 541, the second transmission gear 544 and the third transmission gear 545 rotate, the first rack 543 and the second rack 548 are driven to move upwards, and the mounting plate 55 moves upwards, so that the transceiver 31 on the mounting plate 55 detects the exhaust gas with a higher exhaust pipe; when the laser reduction amount is smaller than that of the previous time, which indicates that the vehicle is lower than the vehicle passing through the previous time, the controller 52 drives the motor 53 to rotate in the reverse direction, the driving gear 531 connected with the motor 53 operates, and then the first transmission gear 541, the second transmission gear 544 and the third transmission gear 545 rotate, the first rack 543 and the second rack 548 are driven to move downwards, and the mounting plate 55 moves downwards, so that the transceiver 31 on the mounting plate 55 detects the exhaust gas with lower exhaust pipe; meanwhile, the camera 2 shoots the license plate passing through the vehicle, and the transmitter-receiver 31 sends the detection data to the mobile detection vehicle 1, so that the tail gas with different heights can be conveniently detected.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a portable remote sensing check out test set, is including mobile detection car (1), be used for shooing motor vehicle license plate snapshot camera (2) and be used for detecting tail gas detection device (3) of automobile exhaust, tail gas detection device (3) are including transceiver (31) and set up in reflector (32) of road offside, its characterized in that: still including being used for detecting height measuring device (4) of motor vehicle height and being used for adjusting elevating gear (5) of transceiver (31) height, height measuring device (4) include laser emission pole (41) and the vertical laser receiving rod (42) that sets up in the road offside of vertical setting, tail gas detection device (3) set up in one side of the car advancing direction of height measuring device (4), laser receiving rod (42) with transceiver (31) set up in the same side of road, fixed mounting has laser signal collector (423) of collector laser signal on laser receiving rod (42), elevating gear (5) include casing (51), fixed mounting in controller (52) on casing (51), be fixed in casing (51) and with motor (53) that controller (52) are connected, The laser signal collector (423) is electrically connected with the controller (52), and the transmitting and receiving device (31) is fixedly connected with the mounting plate (55).

2. A mobile remote sensing apparatus according to claim 1, wherein: the output of motor (53) is fixed with driving gear (531), the axis of driving gear (531) with the axis coincidence of motor (53) output shaft, drive assembly (54) include one end with driving gear (531) fixed connection's first transmission shaft (542), with first transmission gear (541) of first transmission shaft (542) other end fixed connection and with first rack (543) of first transmission gear (541) meshing and vertical setting, the axis of driving gear (531) the axis of first transmission gear (541) all with the axis coincidence of first transmission shaft (542), first rack (543) upper end is passed casing (51) top surface with mounting panel (55) fixed connection, the lower extreme is vertical down.

3. A mobile remote sensing apparatus according to claim 2, wherein: the driving assembly (54) further comprises a second transmission gear (544) which is arranged in the machine shell (51) and meshed with the driving gear (531), a second transmission shaft (546) of which one end is fixedly connected with the second transmission gear (544), a third transmission gear (545) which is fixedly connected with the other end of the second transmission shaft (546), a second rack (548) which is meshed with the third transmission gear (545) and vertically arranged, and a connecting rod (547) which is arranged between the second transmission shaft (546) and the machine shell (51), wherein the axis of the second transmission gear (544) and the axis of the third transmission gear (545) are coincided with the axis of the second transmission shaft (546), the vertical smooth surface of the second rack (548) is fixedly connected with the vertical smooth surface of the first rack (543), and the second transmission shaft (546) is rotatably connected with one end of the connecting rod (547), the other end is fixedly connected with the inner surface of the shell (51).

4. A mobile remote sensing apparatus according to claim 3, wherein: the bottoms of the first rack (543) and the second rack (548) are fixed with a limiting block (549).

5. A mobile remote sensing apparatus according to claim 3, wherein: a vertically arranged stabilizer bar (551) is fixed on the bottom surface of the mounting plate (55), the lower end of the stabilizer bar (551) is arranged in the machine shell (51), and the stabilizer bar (551) is connected with the machine shell (51) in a sliding manner.

6. A mobile remote sensing apparatus according to claim 1, wherein: dustproof cloth (552) is fixed on the side wall of the mounting plate (55), and the machine shell (51) is arranged in the dustproof cloth (552).

7. A mobile remote sensing apparatus according to claim 1, wherein: a plurality of self-locking casters (511) are mounted at the bottom of the machine shell (51).

8. A mobile remote sensing apparatus according to claim 1, wherein: the laser receiving rod is characterized in that three supporting rods (422) are arranged at the bottom of the laser receiving rod (42), the upper ends of the supporting rods (422) are hinged to the bottom surface of the laser receiving rod (42), and the lower ends of the supporting rods (422) are pointed ends.