Vehicle-mounted mobile atmospheric environment monitoring device for road construction

By introducing components such as a dust extraction fan, a diversion assembly, and a cleaning roller into the vehicle-mounted mobile atmospheric environment monitoring device, the problem of untimely dust removal after monitoring has been solved, achieving timely dust removal and improved monitoring efficiency.

CN121114348APending Publication Date: 2025-12-12SHAANXI TRANSPORT HLDG GRP CO LTD +1
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Patent Information

Application Number
CN202511373066.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-24
Publication Date
2025-12-12

AI Technical Summary

Technical Problem

Existing vehicle-mounted mobile atmospheric environment monitoring devices cannot clean up dust in a timely manner after monitoring is completed, resulting in dust accumulation and secondary pollution, which increases the workload and cost of subsequent cleaning.

Method used

A vehicle-mounted mobile atmospheric environment monitoring device for highway construction was designed, comprising components such as a dust extraction fan, a diversion component, a dust collection box, a dust cover, and a sweeping roller. The dust extraction fan sucks in dust and the diversion component transports it to the dust collection box for processing. At the same time, the sweeping roller cleans up the dust on the road surface, achieving timely dust removal.

Benefits of technology

It effectively avoids secondary pollution caused by dust accumulation, simplifies the operation process, reduces equipment and labor costs, and improves monitoring efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of environment monitoring equipment, and particularly discloses a vehicle-mounted mobile road construction atmospheric environment monitoring device, which comprises a vehicle body, a dust collection fan is mounted on the vehicle body, the dust collection fan is connected with a dust removal box and a monitoring box through a shunting assembly, and a conveying hose is connected to an air inlet of the dust collection fan. The end of the conveying hose is connected with a dust suction pipe, an angle adjusting assembly is arranged on the vehicle body and used for adjusting the angle of the dust suction pipe, and the end of the vehicle body is connected with a dust cover. According to the vehicle-mounted mobile road construction atmospheric environment monitoring device, through cooperation of the shunting assembly, the dust collection fan, the dust removal box, the dust cover, the sweeping roller, a transmission structure, a transmission gear, a first rotating shaft, a driving gear, a driving structure and a position adjusting assembly, dust on a road surface can be cleaned in time after monitoring work is completed; and the condition of secondary pollution caused by dust accumulation on the road surface is avoided.
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Description

Technical Field

[0001] This invention relates to the field of environmental monitoring equipment technology, specifically to a vehicle-mounted mobile atmospheric environment monitoring device for highway construction. Background Technology

[0002] During highway construction, construction activities generate a large amount of air pollutants such as dust and particulate matter. These pollutants not only damage the surrounding ecological environment but also seriously affect the health of construction workers and pedestrians. Furthermore, long-term dust accumulation on the highway surface can affect the quality of subsequent pavement laying and construction progress. Therefore, real-time and efficient atmospheric environmental monitoring of highway construction areas has become an indispensable and crucial part of the highway construction process. Currently, various atmospheric environmental monitoring devices are available on the market, among which vehicle-mounted mobile monitoring devices are widely used in highway construction scenarios due to their advantages of flexibility, mobility, and ability to cover large construction areas.

[0003] Most vehicle-mounted mobile monitoring devices focus on the collection and transmission of atmospheric environmental data, without considering that a large amount of construction dust will remain on the movement path of the monitoring device during highway construction. Dust accumulates on the road surface, increasing the workload and construction cost of subsequent road cleaning. Although there are separate road dust cleaning equipment (such as sweepers and water trucks), such equipment needs to be dispatched separately after the monitoring device has completed its monitoring work. This not only increases the cost of equipment and manpower, but also causes problems with the timely connection between monitoring and cleaning work. If the dust remaining after the test is not cleaned up in time, it will spread in a short period of time and cause secondary pollution.

[0004] Therefore, a vehicle-mounted mobile atmospheric environment monitoring device for highway construction was designed to solve the above-mentioned technical problems. Summary of the Invention

[0005] This invention provides a vehicle-mounted mobile atmospheric environment monitoring device for highway construction, which aims to solve the technical problem of not being able to clean up dust in a timely manner after monitoring is completed.

[0006] The present invention provides a vehicle-mounted mobile atmospheric environment monitoring device for highway construction, comprising:

[0007] Vehicle body;

[0008] The vacuum cleaner is installed on the vehicle body. The air outlet of the vacuum cleaner is connected to a diversion component, which is connected to a dust collection box and a monitoring box.

[0009] The delivery hose is connected to the air inlet of the vacuum cleaner fan, and the end of the delivery hose is connected to the suction pipe.

[0010] An angle adjustment component is installed on the vehicle body and connected to the suction pipe. The angle adjustment component is used to adjust the angle of the suction pipe.

[0011] A dust cover is attached to the end of the vehicle body. The dust cover has a clearance groove and a cleaning roller is rotatably installed inside the dust cover.

[0012] A transmission structure is set between the sweeping roller and the angle adjustment assembly. The transmission structure is used to rotate the sweeping roller. A transmission gear is connected to the transmission structure. A rotating shaft is rotatably set on the angle adjustment assembly. A drive gear is slidably set on the rotating shaft. A guide key plate is fixedly connected to the outer surface of the rotating shaft.

[0013] The drive structure is located between the drive gear and the vacuum fan, and the drive structure is used to drive the drive gear to rotate.

[0014] The position adjustment component is connected to the angle adjustment component. The position adjustment component is used to adjust the position of the drive gear so that the drive gear and the transmission gear are in a meshing or disengaging state.

[0015] Preferably, the angle adjustment assembly includes a support base, a rotating mounting block, a fastening bolt, a third pulley, a fourth pulley, and a second drive motor. There are two support bases, which are symmetrically installed on the top side of the vehicle body. Each support base has a rotating shaft two rotatably mounted on it. The opposite ends of the two rotating shafts two are connected to the rotating mounting block. The fastening bolt is threaded to one side of the rotating mounting block. The position adjustment assembly is connected to one rotating shaft two, the third pulley three is connected to the other rotating shaft two, and the third pulley three and the fourth pulley four are connected by belt drive. The output end of the second drive motor is connected to the fourth pulley.

[0016] Preferably, the position adjustment assembly includes a lead screw, a nut, a connecting plate, a shift fork, and a guide rod. The lead screw is connected to the end of a rotating shaft away from the rotating mounting block. The nut is threadedly connected to the lead screw. One end of the connecting plate is connected to the nut, and the other end of the connecting plate is connected to the shift fork. The guide rod is fixedly connected to one side of the support base, passes through the connecting plate, and is slidably connected to the connecting plate and the guide rod.

[0017] Preferably, the transmission structure includes pulley five, pulley six, and shaft three. Pulley five is connected to the input end of the sweeping roller, pulley six is ​​connected to pulley five via a belt, and the end of shaft three is rotatably connected to the support base. Shaft three passes through a transmission gear and is fixedly connected to the transmission gear.

[0018] Preferably, the drive structure includes a drive motor, a connecting shaft, a pulley, and a second pulley. The drive motor is mounted on the vehicle body, the connecting shaft is connected to the output end of the drive motor, the first pulley is mounted on the outer surface of the connecting shaft, the second pulley is connected to the first pulley via a belt, and the second pulley is connected to the first rotating shaft.

[0019] Preferably, the monitoring box is internally equipped with a control chip, a monitoring module, and a data acquisition and transmission module. The monitoring module is electrically connected to the control chip, and the data acquisition and transmission module is electrically connected to the control chip.

[0020] Preferably, the dust collection box is equipped with multiple filters inside, and an exhaust fan is provided on one side of the dust collection box.

[0021] Preferably, the diversion component includes a three-way pipe, one connection of which is connected to the air outlet of the dust collector, one connection of which is connected to the top of the dust collector box via a pipe, and the other connection of which is connected to the interior of the monitoring box via a pipe. Control valves are installed on both pipes connected to the three-way pipe.

[0022] Preferably, a through groove is provided on one side of the vehicle body, which is connected to a clearance groove, and a dust cover is provided on the outer surface of the suction pipe, the dust cover being adapted to the size of the clearance groove.

[0023] The beneficial effects of this invention are:

[0024] By coordinating the diversion components, dust extraction fan, dust collection box, dust cover, sweeping roller, transmission structure, transmission gear, rotating shaft, drive gear, drive structure, and position adjustment components, the dust on the road surface can be cleaned up in a timely manner after the monitoring work is completed, avoiding secondary pollution caused by dust accumulation on the road surface. Moreover, the position of the drive gear can be adjusted during the adjustment of the dust extraction pipe angle, so that the drive gear and transmission gear can be separated or engaged, making the overall operation more convenient and reducing the cost of production cover device. Attached Figure Description

[0025] Figure 1 This is a first-view structural schematic diagram of the present invention.

[0026] Figure 2 This is a schematic diagram of the second perspective structure of the present invention.

[0027] Figure 3 This is a third-view structural diagram of the present invention.

[0028] Figure 4 This is a schematic diagram of the transmission structure and drive structure of the present invention.

[0029] Figure 5 This is a schematic diagram of the monitoring box of the present invention.

[0030] Figure 6 This is a schematic diagram of the dust collector box of the present invention.

[0031] Figure 7 This is a schematic diagram of the structure of the dust cover of the present invention.

[0032] Figure 8 This is the present invention. Figure 1 A magnified structural diagram of point A in the middle.

[0033] Figure 9 This is the present invention. Figure 2 A magnified structural diagram at point B in the middle.

[0034] Figure label:

[0035] 10. Vehicle body; 101. Through groove; 11. Dust extraction fan; 111. T-pipe; 112. Control valve; 12. Conveyor hose; 13. Suction pipe; 131. Dust cover; 14. Dust hood; 141. Clearance groove; 15. Sweeping roller; 151. Pulley five; 152. Pulley six; 153. Shaft three; 16. Transmission gear; 17. Shaft one; 171. Guide key plate; 18. Drive gear; 20. Dust collection box; 21. Filter screen; 22. 30. Exhaust fan; 31. Monitoring box; 32. Control chip; 33. Monitoring module; 34. Data acquisition and transmission module; 45. Drive motor one; 46. Connecting shaft; 47. Pulley one; 48. Pulley two; 59. Support base; 50. Rotating shaft two; 51. Rotating mounting block; 52. Fastening bolt; 53. Pulley three; 54. Pulley four; 55. Drive motor two; 60. Lead screw; 61. Nut; 62. Connecting plate; 63. Shift fork; 64. Guide rod. Detailed Implementation

[0036] Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0037] like Figures 1 to 9As shown, a vehicle-mounted mobile highway construction atmospheric environment monitoring device of the present invention includes a vehicle body 10, on which a dust collection fan 11 is installed. The dust collection fan 11 is connected to a dust collection box 20 and a monitoring box 30 through a diversion component. A delivery hose 12 is connected to the air inlet of the dust collection fan 11, and a dust collection pipe 13 is connected to the end of the delivery hose 12. An angle adjustment component is provided on the vehicle body 10 for adjusting the angle of the dust collection pipe 13. A dust cover 14 is connected to the end of the vehicle body 10. A clearance groove 141 is provided on the dust cover 14, and a cleaning device is rotatably arranged inside the dust cover 14. A transmission structure is provided between the sweeping roller 15 and the angle adjustment component. The transmission structure is used to rotate the sweeping roller 15. A transmission gear 16 is connected to the transmission structure. A rotating shaft 17 is rotatably provided on the angle adjustment component. A drive gear 18 is slidably provided on the rotating shaft 17. A drive structure is provided between the drive gear 18 and the vacuum blower 11. The drive structure is used to drive the drive gear 18 to rotate. A position adjustment component is connected to the angle adjustment component. The position adjustment component is used to adjust the position of the drive gear 18 so that the drive gear 18 and the transmission gear 16 are in a meshing or disengaged state.

[0038] During normal atmospheric environmental monitoring of the highway, the vehicle body 10 is moved to the location of the highway under construction where monitoring is required. The suction pipe 13 is in a vertical position, and the drive gear 18 and transmission gear 16 are in a misaligned state. At this time, by starting the suction fan 11, the suction pipe 13 will draw in air and deliver the air to the monitoring box 30 through the delivery hose 12 and the diversion component for atmospheric environmental monitoring. After the monitoring work is completed, the angle of the suction pipe 13 is adjusted by the angle adjustment component so that the suction pipe 13 passes through the relief groove 141 and the air intake of the suction pipe 13 enters the dust cover 14. During the adjustment of the suction pipe 13... The position adjustment component will adjust the position of the drive gear 18 so that the drive gear 18 and the transmission gear 16 mesh with each other. At this time, under the combined action of the transmission structure, drive structure, drive gear 18 and transmission gear 16, the sweeping roller 15 rotates and cleans the dust on the road surface. At this time, the dust is blocked inside the dust cover 14. At the same time, the dust suction fan 11 works and the dust suction pipe 13 absorbs the dust inside the dust cover 14. At this time, the dust is transported to the dust collection box 20 through the conveying hose 12 and the diversion component for dust removal. This can clean the dust on the road surface in time and avoid secondary pollution caused by dust accumulation on the road surface.

[0039] It should be noted that the end of the suction pipe 13 can be connected to the suction hood, thereby expanding the area for sucking in air or dust and improving the efficiency of monitoring or dust removal. The vehicle body 10 can be a trailer, and the vehicle body 10 can be placed alone when monitoring operations are not required.

[0040] A guide key plate 171 is fixedly connected to the outer surface of the rotating shaft 17. A guide keyway is provided on one side of the drive gear 18. The guide key plate 171 passes through the inside of the guide keyway and is slidably connected with the guide keyway. The length of the guide key plate 171 is greater than the thickness of the drive gear 18.

[0041] During the movement of the drive gear 18, the guide key plate 171 and the guide keyway prevent the drive gear 18 from rotating during the lateral movement, and the guide key plate 171 and the guide keyway cause the drive gear 18 to rotate with the rotation of the shaft 17.

[0042] It should be noted that the drive gear 18 is located above the transmission gear 16, and the positions of the drive gear 18 and the transmission gear 16 correspond to each other.

[0043] like Figures 1-4 The angle adjustment component includes two support seats 50 symmetrically mounted on the vehicle body 10. Each support seat 50 has a rotating shaft 51 rotatably mounted on it. The opposite ends of the two rotating shafts 51 are connected to a rotating mounting block 52. The suction pipe 13 passes through the rotating mounting block 52 and is slidably connected to it. A fastening bolt 53 is threadedly connected to one side of the rotating mounting block 52. The end of one rotating shaft 51 away from the rotating mounting block 52 is connected to the position adjustment component. The end of the other rotating shaft 51 away from the rotating mounting block 52 is connected to a pulley 54. The pulley 54 is connected to a pulley 55 via a belt drive. The pulley 55 is connected to a drive motor 56, which is mounted on the vehicle body 10.

[0044] When it is necessary to adjust the height of the suction port of the suction pipe 13, first loosen the fastening bolt 53 from the suction pipe 13, then move the suction pipe 13 to adjust the height of the suction port, and then rotate the fastening bolt 53 again to clamp and fix the suction pipe 13, thereby satisfying atmospheric environmental monitoring operations at higher altitudes and expanding the monitoring range. When it is necessary to adjust the angle of the suction port of the suction pipe 13, by starting the drive motor 2 56, the rotating shaft 2 51 will drive the rotating mounting block 52 to rotate under the transmission action of pulley 4 55, pulley 3 54 and belt, thereby causing the suction port of the suction pipe 13 to rotate into the dust cover 14.

[0045] It should be noted that the two rotating shafts 51 are coaxial, which allows the rotating mounting block 52 to rotate smoothly, and the two rotating shafts 51 are of different lengths.

[0046] like Figure 1 , Figure 2 , Figure 4 , Figure 8 and Figure 9The position adjustment assembly includes a lead screw 60 connected to the rotating shaft 51. A nut 61 is threaded onto the outer surface of the lead screw 60. A connecting plate 62 is fixedly connected to the outer surface of the nut 61. A shift fork 63 is connected to the bottom end of the connecting plate 62. The shift fork 63 has a U-shaped cross-section, and a portion of the drive gear 18 is located inside the shift fork 63. A guide rod 64 is fixedly connected to one side of a support base 50. The guide rod 64 passes through the connecting plate 62, and the connecting plate 62 and the guide rod 64 are slidably connected.

[0047] During the process of the suction port of the suction pipe 13 entering the dust cover 14, as the rotating shaft 51 rotates, the lead screw 60 rotates accordingly. Under the action of the guide rod 64, the nut 61 drives the connecting plate 62 and the shift fork 63 to move towards the transmission gear 16. At this time, the shift fork 63 will drive the drive gear 18 to move towards the transmission gear 16, and through the guide key plate 171 and the guide keyway, the drive gear 18 will move linearly along the direction of the guide key plate 171. After the suction pipe 13 enters the dust cover 14, the drive gear 18 moves to the position where it is connected to the transmission gear 16. The meshing position of gear 16 allows the drive gear 18 to drive the transmission gear 16 to rotate, facilitating subsequent dust removal operations. Similarly, when atmospheric environmental monitoring is required after dust removal, the suction pipe 13 is rotated in the opposite direction via the angle adjustment component. At this time, the lead screw 60 rotates in the opposite direction, causing the shift fork 63 to move the drive gear 18 away from the transmission gear 16 and disengage the drive gear 18 from the transmission gear 16. This allows the operation of adjusting the angle of the suction pipe 13 and adjusting the position of the drive gear 18 to be performed simultaneously, making the overall operation relatively simple.

[0048] It should be noted that two limiting rings are connected to the outer surface of the guide rod 64. The limiting rings are used to limit the position of the connecting plate 62, to prevent the connecting plate 62 from shifting from the guide rod 64, and to enable the drive gear 18 and the transmission gear 16 to mesh better.

[0049] like Figure 1 , Figure 2 , Figure 4 , Figure 8 and Figure 9 The transmission structure includes a pulley 151 connected to the input end of the cleaning roller 15. The pulley 151 is connected to a pulley 152 via a belt drive. The inner wall of the keyway of the pulley 152 is connected to a shaft 153. The shaft 153 passes through the transmission gear 16 and is fixedly connected to the transmission gear 16. The shaft 153 is coaxial with the transmission gear 16. The end of the shaft 153 is rotatably connected to the support base 50.

[0050] After the drive gear 18 meshes with the transmission gear 16, as the drive gear 18 rotates, the sweeping roller 15 rotates and sweeps the dust on the surface of the road under construction under the action of pulley five 151, belt, pulley six 152 and shaft three 153.

[0051] like Figure 1 , Figure 4 and Figure 8 The drive structure includes a drive motor 40 mounted on the vehicle body 10. The output end of the drive motor 40 is connected to a connecting shaft 41. The end of the connecting shaft 41 away from the output end of the drive motor 40 is connected to the input end of the vacuum cleaner 11. A pulley 42 is connected to the outer surface of the connecting shaft 41. The pulley 42 is connected to a pulley 43 via a belt drive. The pulley 43 is connected to a rotating shaft 17.

[0052] By starting the drive motor 40, the connecting shaft 41 drives the input shaft of the vacuum blower 11 to rotate. At this time, the vacuum blower 11 will work and the suction pipe 13 will suck up dust or air. During the rotation of the connecting shaft 41, the rotating shaft 17 drives the drive gear 18 to rotate under the combined action of pulley 42, pulley 43, belt, guide keyway and guide key plate 171. If the drive gear 18 is not engaged with the transmission gear 16, the drive gear 18 will rotate freely. If the drive gear 18 is engaged with the transmission gear 16, the transmission gear 16 will rotate and the cleaning roller 15 will rotate under the action of the transmission structure.

[0053] like Figure 1 and Figure 5 The monitoring box 30 is equipped with a control chip 31, a monitoring module 32, and a data acquisition and transmission module 33. The monitoring module 32 is electrically connected to the control chip 31, and the data acquisition and transmission module 33 is electrically connected to the control chip 31.

[0054] The number of monitoring modules is set according to the specific requirements of use. Monitoring module 32 may include PM2.5 sensor, PM10 sensor, temperature and humidity sensor, etc. The data collected by monitoring module 32 is transmitted to control chip 31, and the data is transmitted to control center through data acquisition and transmission module 33.

[0055] It should be noted that an alarm can be installed on the monitoring box 30, and the alarm is electrically connected to the control chip 31. By setting the threshold of the data monitored by the monitoring module 32, when the threshold is reached, the control chip 31 controls the alarm to sound an alarm. A display can also be installed on the monitoring box 30 to display the data information monitored by the monitoring module 32.

[0056] like Figure 1 and Figure 6The dust collector 20 is equipped with multiple filters 21 inside, which filter the dust entering the dust collector 20. An exhaust fan 22 is provided on one side of the dust collector 20 to accelerate the air flow speed, thereby speeding up the dust filtration.

[0057] like Figure 3 The diversion assembly includes a three-way pipe 111 connected to the air outlet of the dust collector 11. One connection port of the three-way pipe 111 is connected to the top of the dust collector 20 via a pipe, and the other connection port of the three-way pipe 111 is connected to the interior of the monitoring box 30 via a pipe. Control valves 112 are installed on both pipes connected to the three-way pipe 111. The control valves 112 are used to control whether the gas flows into the dust collector 20 or the monitoring box 30.

[0058] When performing atmospheric environmental monitoring operations, the control valve 112 on the pipe connected to the dust collector 20 is closed, and the control valve 112 on the pipe connected to the monitoring box 30 is opened. At this time, the gas delivered by the dust collector 11 is delivered to the interior of the monitoring box 30 through the three-way pipe 111 and the pipeline for monitoring operations. When performing the operation of removing dust from the road, the control valve 112 on the pipe connected to the dust collector 20 is opened, and the control valve 112 on the pipe connected to the monitoring box 30 is closed. At this time, the gas delivered by the dust collector 11 is delivered to the interior of the dust collector 20 through the three-way pipe 111 and the pipeline, thereby removing dust from the gas.

[0059] like Figure 1 A through groove 101 is provided on one side of the vehicle body 10. The through groove 101 is connected to the relief groove 141. A dust cover 131 is provided on the outer surface of the suction pipe 13. The size of the dust cover 131 is adapted to the relief groove 141.

[0060] By covering the relief groove 141 with the dust cover 131, the situation of dust escaping from the relief groove 141 to the outside is greatly prevented. The width of the through groove 101 is greater than the outer diameter of the suction pipe 13, which can ensure that the suction pipe 13 can rotate smoothly.

[0061] In the description of this invention, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this invention and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this invention.

[0062] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this invention, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0063] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

Claims

1. A vehicle-mounted mobile atmospheric environment monitoring device for highway construction, characterized in that, include: Vehicle body (10); A vacuum cleaner (11) is installed on the vehicle body (10). The outlet of the vacuum cleaner (11) is connected to a diversion assembly, which is connected to a dust collection box (20) and a monitoring box (30). The delivery hose (12) is connected to the air inlet of the vacuum blower (11), and the end of the delivery hose (12) is connected to the vacuum pipe (13); An angle adjustment component is installed on the vehicle body (10) and connected to the suction pipe (13). The angle adjustment component is used to adjust the angle of the suction pipe (13). A dust cover (14) is connected to the end of the vehicle body (10). A clearance groove (141) is provided on the dust cover (14). A cleaning roller (15) is rotatably installed inside the dust cover (14). The transmission structure is set between the cleaning roller (15) and the angle adjustment assembly. The transmission structure is used to rotate the cleaning roller (15). A transmission gear (16) is connected to the transmission structure. A rotating shaft (17) is rotatably set on the angle adjustment assembly. A drive gear (18) is slidably set on the rotating shaft (17). A guide key plate (171) is fixedly connected to the outer surface of the rotating shaft (17). The drive structure is located between the drive gear (18) and the vacuum fan (11), and the drive structure is used to drive the drive gear (18) to rotate. The position adjustment component is connected to the angle adjustment component. The position adjustment component is used to adjust the position of the drive gear (18) so that the drive gear (18) and the transmission gear (16) are in a meshing or disengaging state.

2. The vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 1, characterized in that, The angle adjustment assembly includes a support base (50), a rotating mounting block (52), a fastening bolt (53), a pulley three (54), a pulley four (55), and a drive motor two (56). There are two support bases (50), which are symmetrically installed on the top side of the vehicle body (10). Each support base (50) is rotatably equipped with a rotating shaft two (51). The opposite ends of the two rotating shaft two (51) are connected to the rotating mounting block (52). The fastening bolt (53) is threaded to one side of the rotating mounting block (52). The position adjustment assembly is connected to one rotating shaft two (51). The pulley three (54) is connected to the other rotating shaft two (51). The pulley three (54) and the pulley four (55) are connected by belt drive. The output end of the drive motor two (56) is connected to the pulley four (55).

3. The vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 2, characterized in that, The position adjustment assembly includes a lead screw (60), a nut (61), a connecting plate (62), a shift fork (63), and a guide rod (64). The lead screw (60) is connected to one end of a rotating shaft (51) away from the rotating mounting block (52). The nut (61) is threadedly connected to the lead screw (60). One end of the connecting plate (62) is connected to the nut (61), and the other end of the connecting plate (62) is connected to the shift fork (63). The guide rod (64) is fixedly connected to one side of the support base (50). The guide rod (64) passes through the connecting plate (62), and the connecting plate (62) and the guide rod (64) are slidably connected.

4. The vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 3, characterized in that, The transmission structure includes pulley five (151), pulley six (152) and shaft three (153). Pulley five (151) is connected to the input end of the cleaning roller (15). Pulley six (152) is connected to pulley five (151) via a belt. The end of shaft three (153) is rotatably connected to the support seat (50). Shaft three (153) passes through the transmission gear (16) and is fixedly connected to the transmission gear (16).

5. A vehicle-mounted mobile atmospheric environment monitoring device for highway construction according to claim 3, characterized in that, The drive structure includes a drive motor (40), a connecting shaft (41), a pulley (42), and a pulley (43). The drive motor (40) is mounted on the vehicle body (10). The connecting shaft (41) is connected to the output end of the drive motor (40). The pulley (42) is mounted on the outer surface of the connecting shaft (41). The pulley (43) is connected to the pulley (42) via a belt. The pulley (43) is connected to the rotating shaft (17).

6. A vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 5, characterized in that, The monitoring box (30) is equipped with a control chip (31), a monitoring module (32), and a data acquisition and transmission module (33). The monitoring module (32) is electrically connected to the control chip (31), and the data acquisition and transmission module (33) is electrically connected to the control chip (31).

7. A vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 5, characterized in that, The dust collection box (20) is equipped with multiple filters (21) inside, and an exhaust fan (22) is provided on one side of the dust collection box (20).

8. A vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 5, characterized in that, The diversion assembly includes a three-way pipe (111), one of the three-way pipe (111) is connected to the air outlet of the dust collector (11), one of the three-way pipe (111) is connected to the top of the dust collector box (20) through a pipe, and the other of the three-way pipe (111) is connected to the inside of the monitoring box (30) through a pipe. Control valves (112) are provided on both pipes connected to the three-way pipe (111).

9. A vehicle-mounted mobile highway construction atmospheric environment monitoring device according to claim 5, characterized in that, A through groove (101) is provided on one side of the vehicle body (10), and the through groove (101) is connected to the relief groove (141). A dust cover (131) is provided on the outer surface of the suction pipe (13), and the size of the dust cover (131) is adapted to the relief groove (141).