Traffic road carbon emission detection device

Abstract

The invention relates to the technical field of carbon emission detection, and discloses a traffic road carbon emission detection device, which comprises a detection module and a plurality of acquisition modules, and the plurality of acquisition modules are connected with the detection module through pipelines. The acquisition module comprises an acquisition end, a filter cover arranged on the acquisition end, and a noise sensor and a wireless communication module which are arranged in the acquisition end; the detection module comprises a shell fixed to a road through a supporting rod. According to the traffic road carbon emission detection device, by arranging different numbers of collection cylinders in the shell and cooperating with up-and-down driving of piston plates in the collection cylinders, gas at different collection module positions can be collected, carbon emission detection work is carried out through a carbon emission detector, carbon emission detection work at different area positions is met, and the detection efficiency is improved. A plurality of groups of carbon emission detectors do not need to be arranged for carbon emission detection in different areas, so that the functionality and the practicability of the carbon emission detection equipment are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of carbon emission detection, and specifically to a traffic road carbon emission detection device. Background Art

[0002] In recent years, the ownership of automobiles has shown a rapid increasing trend, and the automobile industry is also in a period of high growth. Problems such as air environmental pollution, poor road traffic conditions, and shortage of resource supply have become increasingly prominent. Many studies have shown that vehicle exhaust emissions have become the main source of urban air pollution. Chinese invention patent with publication number CN115436565A discloses a road carbon emission detection device for low-carbon transportation. By placing the device in traffic congestion sections, multi-section intersections, or near traffic monitoring devices, the device can monitor and record passing vehicles, improve the functionality of the device, and facilitate later purification. When the emitted carbon enters the interior of the device, it passes through the filter tube and the filter plate, and the filter element and activated adsorption carbon are used to further filter the emitted carbon, and then the filtered gas is transported to the interior of the air purification device, thereby achieving a purification effect and reducing air pollution.

[0003] In related technologies, when the existing carbon emission detection devices detect the carbon emission situation in the traffic road area, they usually can only detect local positions, cannot meet the monitoring of different regional positions, have great limitations, and need to install different numbers of detectors in different regions to form a large-scale detection work, resulting in a large cost; moreover, the carbon emission situation of traffic roads is mainly affected by vehicle exhaust, and the existing carbon emission detection devices cannot centrally detect vehicle exhaust emissions at close range, thereby reducing the use effect of the carbon emission detection device. Summary of the Invention

[0004] (I) Technical Problems to be Solved Aiming at the deficiencies of the prior art, the present invention provides a traffic road carbon emission detection device. By arranging a varying number of collection cylinders inside the housing and cooperating with the driving of the piston plate up and down inside the collection cylinder, the gas at different collection module positions can be collected, and the carbon emission detection work can be carried out through a carbon emission detector, meeting the carbon emission detection work at different regional positions. There is no need to set up multiple groups of carbon emission detectors for carbon emission detection in different regions, further improving the functionality and practicality of the carbon emission detection equipment, and solving the problem that the existing carbon emission detection devices usually can only detect the carbon emission situation in local areas, have great limitations, and cannot summarize multiple regions to form a unified detection.

[0005] (II) Technical Solutions To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a traffic road carbon emission detection device, comprising a detection module and a plurality of collection modules, wherein the plurality of collection modules are connected to the detection module through pipelines, and the collection module comprises a collection end, a filter cover arranged on the collection end, and a noise sensor and a wireless communication module arranged inside the collection end; The detection module includes a shell fixed to the road by a support rod, a controller is fixedly connected to the top of the inner wall of the shell, a fixing frame is fixedly connected to the bottom of the inner wall of the shell, a plurality of collecting tubes arranged in a ring array are fixedly connected to the top of the fixing frame, a piston plate that can be driven up and down is arranged inside the plurality of collecting tubes, a monitoring tube is fixedly connected to the bottom of the inner wall of the shell through branch pipes, a carbon emission detector is fixedly connected to the bottom of the inner wall of the shell, and the monitoring end of the carbon emission detector extends to the interior of the monitoring tube, and a driving component for driving the piston plates inside the plurality of collecting tubes up and down is arranged inside the shell.

[0006] Preferably, the bottom of the collection tube is fixedly connected with an air extraction pipe and an exhaust pipe, and the top of the collection tube is fixedly connected with a ventilation pipe. The air extraction pipe, the exhaust pipe, the ventilation pipe and several branch pipes are all equipped with a first one-way valve, and the air extraction pipe is connected to the collection module through a pipeline; The shell is provided with a plurality of storage components for storing the carbon gas during detection.

[0007] Preferably, the storage assembly includes a threaded cover fixed to the bottom of the shell, and the bottom thread of the threaded cover is threadedly mounted with a storage bottle, the top of the collection tube is fixedly connected to a shunt tube, and one end of the shunt tube extends to the inner bottom of the storage bottle through the threaded cover, the threaded cover is fixedly connected to an air duct, and the air duct is provided with a second one-way valve, the shunt tube, the exhaust pipe and several branch pipes are all installed with solenoid valves, and a one-way part is provided on the piston plate.

[0008] Preferably, the one-way member includes a conical hole opened inside the piston plate, and a conical gravity sealing block movable up and down is arranged inside the conical hole, and the conical gravity sealing block is slidably connected to the top of the piston plate through a sliding frame.

[0009] Preferably, a movable rod is fixedly connected to the top of the piston plate, the top of the movable rod extends to the top of the collection tube, and the top of the movable rod is fixedly connected to a U-shaped connecting frame; The driving assembly comprises a lifting member for driving the piston plate inside one of the collecting tubes up and down and a conversion member for converting the position of the lifting member.

[0010] Preferably, the conversion member comprises a sleeve rotatably connected to the inside of the housing through a bracket, a transmission shaft is passed through the inside of the sleeve, and a fan-shaped connecting plate for inserting into the inside of the U-shaped connecting frame is fixedly connected to the bottom end of the transmission shaft; The inner surface of the sleeve is provided with at least one strip-shaped groove, and the outer surface of the transmission shaft is fixedly connected with at least one strip-shaped sliding block for sliding inside the strip-shaped groove.

[0011] Preferably, a motor is fixedly connected to the top of the inner wall of the shell, an output shaft of the motor is fixedly connected to a rotating shaft, and the rotating shaft is transmission-connected to the sleeve via a first belt set.

[0012] Preferably, the lifting member comprises a reciprocating screw rotatably connected to the inside of the housing through a bracket, the outer surface of the reciprocating screw is transmission-connected to a reciprocating bracket, and the top end of the transmission shaft is rotationally connected to the top of the reciprocating bracket; The rotating shaft is connected to the reciprocating screw drive through the second belt group, the first belt group and the second belt group are connected to the rotating shaft through a one-way bearing, and the two one-way bearings are installed in opposite directions with opposite locking, and the motor is an electric motor that can rotate forward and backward.

[0013] (III) Beneficial effects Compared with the prior art, the present invention provides a traffic road carbon emission detection device, which has the following beneficial effects: 1. The present invention arranges different numbers of collecting tubes inside the shell, and cooperates with the up and down driving of the piston plate inside the collecting tube to collect the gas at different collection module positions, and performs carbon emission detection through the carbon emission detector, thereby meeting the carbon emission detection work in different regional positions. There is no need to set up multiple groups of carbon emission detectors to perform carbon emission detection in different areas, which further improves the functionality and practicality of the carbon emission detection equipment and solves the problem that the carbon emission detection device in the prior art can usually only detect the carbon emission situation in a local area, has great limitations, and cannot aggregate multiple areas to form a unified detection.

[0014] 2. The present invention drives the piston plate upward to extract the gas at the collection module position through the exhaust pipe and enter the collection tube, blocks the exhaust pipe and the branch pipe through the solenoid valve, and then squeezes the piston plate downward to allow the lower layer of gas to enter the upper space through the one-way piece, and finally cooperates with the upward movement of the piston plate to squeeze the upper layer of gas, so that the upper layer of gas enters the storage bottle through the diversion pipe for collection. It has good sample gas collection work, is convenient for subsequent staff to conduct in-depth research and analysis on the sample gas, and improves the functionality and practicality of the gas detection equipment.

[0015] 3. In the present invention, the first belt group and the second belt group are both connected to the rotating shaft through a one-way bearing, and the two one-way bearings are installed in opposite directions with opposite locking, so that when the motor rotates clockwise, one of the one-way bearings can drive the first belt group to rotate, forming the rotation of the transmission shaft and the fan-shaped connecting plate, thereby meeting the driving preparation work of the piston plates inside different collection tubes. On the contrary, when the motor rotates counterclockwise, the reciprocating screw can be driven to rotate through the other one-way bearing and the second belt group, forming the up and down driving work of the transmission shaft and the fan-shaped connecting plate, thereby driving the fan-shaped movement of the piston plate, and fully utilizing the rotational driving force of the motor, having a good linkage and combination function, and improving the functionality and energy-saving and environmental protection of the driving component. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 For the present invention Figure 1 The structural diagram of the detection module; Figure 3 For the present invention Figure 2 a cross-sectional front view of the middle shell; Figure 4 For the present invention Figure 2 a cross-sectional side view of the middle shell; Figure 5 For the present invention Figure 1 Schematic diagram of the connection between the middle drive assembly, storage assembly and collection tube; Figure 6 For the present invention Figure 5 A schematic diagram of a combined cross section of a storage assembly and a collection tube; Figure 7 For the present invention Figure 6 A schematic cross-sectional view of the collecting tube; Figure 8 For the present invention Figure 7 A partial enlarged view of the middle A; Fig. 9 For the present invention Figure 5 Schematic diagram of the structure of the middle drive assembly; Fig.10 For the present invention Fig. 9 Schematic diagram of the telescopic state of the middle transmission shaft.

[0017] In the figure: 100, detection module; 200, acquisition module; 1. Shell; 2. Controller; 3. Fixing bracket; 4. Collection tube; 41. Piston plate; 42. Air extraction pipe; 43. Exhaust pipe; 44. Conical hole; 45. Conical gravity sealing block; 46. Movable rod; 47. U-shaped connecting frame; 5. Monitoring tube; 6. Carbon emission detector; 7. Driving assembly; 71. Lifting member; 711. Reciprocating screw; 712. Reciprocating bracket; 72, conversion member; 721, sleeve; 722, transmission shaft; 723, fan-shaped connecting plate; 724, strip slider; 725, motor; 726, first belt group; 727, second belt group; 728, rotating shaft; 8. Storage assembly; 81. Threaded cap; 82. Storage bottle; 83. Diverter tube; 84. Air guide tube. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Embodiment 1: See attached Figure 1-Figure 10 A traffic road carbon emission detection device includes a detection module 100 and a plurality of collection modules 200, wherein the plurality of collection modules 200 are connected to the detection module 100 through pipelines, and the collection module 200 includes a collection end, a filter cover disposed on the collection end, and a noise sensor and a wireless communication module disposed inside the collection end; The collection module 200 is installed in the middle of the road and near the zebra crossing to collect the exhaust gas of the parked vehicles. The noise sensor can be used to detect the noise generated by the parked vehicles, so that carbon gas can be collected when the vehicles are parked. The wireless communication module transmits information with the detection module 100 to form an automatic gas collection process. A drainage pipe is connected to the bottom of the collection end, and one end of the drainage pipe is connected to the sewer to drain the rainwater in an orderly manner. The detection module 100 includes a shell 1 fixed on the road by a support rod, a controller 2 is fixedly connected to the top of the inner wall of the shell 1, a fixing frame 3 is fixedly connected to the bottom of the inner wall of the shell 1, a plurality of collection tubes 4 arranged in a ring array are fixedly connected to the top of the fixing frame 3, a piston plate 41 that can be driven up and down is arranged inside the plurality of collection tubes 4, a monitoring tube 5 is fixedly connected to the bottom of the plurality of collection tubes 4 through a branch pipe, a carbon emission detector 6 is fixedly connected to the bottom of the inner wall of the shell 1, and the monitoring end of the carbon emission detector 6 extends to the inside of the monitoring tube 5, and a driving component 7 for driving the piston plates 41 inside the plurality of collection tubes 4 up and down is arranged inside the shell 1; By arranging different numbers of collecting tubes 4 inside the shell 1 and cooperating with the up and down driving of the piston plate 41 inside the collecting tube 4, the gas at the positions of different collecting modules 200 can be collected, and the carbon emission detection work is performed by the carbon emission detector 6, which meets the carbon emission detection work in different regional positions. There is no need to set up multiple groups of carbon emission detectors 6 to perform carbon emission detection in different areas, which further improves the functionality and practicality of the carbon emission detection equipment and solves the problem that the carbon emission detection device in the prior art can usually only detect the carbon emission situation in a local area, has great limitations, and cannot aggregate multiple areas to form a unified detection.

[0020] See attached Figures 1 to 6 The bottom of the collection tube 4 is fixedly connected with an exhaust pipe 42 and an exhaust pipe 43, and the top of the collection tube 4 is fixedly connected with a ventilation pipe. The exhaust pipe 42, the exhaust pipe 43, the ventilation pipe and several branch pipes are all equipped with a first one-way valve. The exhaust pipe 42 is connected to the collection module 200 through a pipeline; By driving the piston plate 41 upward, the carbon gas at the position of the collection module 200 can be extracted through the exhaust pipe 42, and by driving the piston plate 41 downward, the exhausted gas can be squeezed, not only allowing the gas to be discharged through the exhaust pipe 43, but also allowing part of the gas to pass through the branch pipe into the monitoring tube 5, and then be detected by the carbon emission detector 6; The first one-way valve is installed on the exhaust pipe 42, the exhaust pipe 43, the ventilation pipe and several branch pipes, so that the exhaust pipe 42, the exhaust pipe 43, the ventilation pipe and several branch pipes can be controlled in one direction through the first one-way valve to improve the orderliness of the gas flow; The housing 1 is provided with a plurality of storage components 8 for storing carbon gas during detection; The storage component 8 is provided to collect the carbon gas during detection, so that subsequent staff can conduct in-depth research and analysis on the sample gas, thereby improving the functionality and practicality of the gas detection equipment.

[0021] See attached Figure 7 The storage assembly 8 includes a threaded cover 81 fixed to the bottom of the housing 1, and a storage bottle 82 is threadedly installed on the bottom of the threaded cover 81. The top of the collection tube 4 is fixedly connected with a shunt pipe 83, and one end of the shunt pipe 83 extends to the inner bottom of the storage bottle 82 through the threaded cover 81. The threaded cover 81 is fixedly connected with an air guide pipe 84, and a second one-way valve is arranged on the air guide pipe 84. Solenoid valves are installed on the shunt pipe 83, the exhaust pipe 43 and several branch pipes, and a one-way member is arranged on the piston plate 41; The one-way member includes a conducting tube fixed inside the piston plate 41 and a one-way valve arranged on the conducting tube, which not only connects the upper cavity and the lower cavity of the collection tube 4, but also performs one-way control through the one-way valve, thereby facilitating the lower gas to enter the upper layer; By driving the piston plate 41 upward, the gas at the position of the collection module 200 can be extracted through the exhaust pipe 42 and enter the collection tube 4, and the exhaust pipe 43 and the branch pipe are blocked by the solenoid valve. Then, by squeezing the piston plate 41 downward, the lower layer of gas can enter the upper space through the one-way piece, and finally, with the upward movement of the piston plate 41, the upper layer of gas can be squeezed, so that the upper layer of gas enters the storage bottle 82 through the diversion pipe 83 for collection. It has good sample gas collection work, is convenient for subsequent staff to conduct in-depth research and analysis on the sample gas, and improves the functionality and practicality of the gas detection equipment.

[0022] See attached Figure 8 The one-way member includes a tapered hole 44 opened inside the piston plate 41, and a tapered gravity sealing block 45 that can move up and down is arranged inside the tapered hole 44, and the tapered gravity sealing block 45 is slidably connected to the top of the piston plate 41 through a sliding frame; The opening of the conical hole 44 facilitates the communication between the upper cavity and the lower cavity of the collection tube 4, and further facilitates the gas in the lower cavity to enter the upper cavity, so as to facilitate sampling through the storage assembly 8; By arranging a conical gravity sealing block 45 that can move up and down inside the conical hole 44, it is convenient to block the conical hole 44 in one direction, so that when the exhaust pipe 43 and several branch pipes are closed by the solenoid valve, the lower layer of gas can be squeezed in conjunction with the downward movement of the piston plate 41, so that the lower layer of gas impacts the conical gravity sealing block 45, so that the lower layer of gas enters the upper layer, and finally, in conjunction with the upward movement of the piston plate 41, the conical gravity sealing block 45 blocks the conical hole 44 by its own gravity, so that the upper layer of gas enters the storage bottle 82 through the diversion pipe 83, forming a collection work, which has a good one-way control function.

[0023] See attached Figure 7 , Fig. 9 and Fig.10 The top of the piston plate 41 is fixedly connected to a movable rod 46, the top of the movable rod 46 extends to the top of the collection tube 4, and the top of the movable rod 46 is fixedly connected to a U-shaped connecting frame 47; The movable rod 46 is connected to the piston plate 41 through the U-shaped connecting frame 47, so that the piston plate 41 can be driven to move up and down through the up and down movement of the U-shaped connecting frame 47, thereby forming the gas collection and exhaust work of the collection tube 4, so as to facilitate the carbon emission detection work through the carbon emission detector 6; The driving assembly 7 includes a lifting member 71 for driving the piston plate 41 inside one of the collecting tubes 4 up and down, and a conversion member 72 for converting the position of the lifting member 71; The conversion member 72 is used to detachably connect the U-shaped connecting frame 47 above different collecting tubes 4 to meet the collection and exhaust work of different collecting tubes 4, thereby realizing the carbon emission detection work at different regional positions; The lifting member 71 is provided to drive the conversion member 72 up and down, and then the piston plate 41 can be driven up and down through the U-shaped connecting frame 47 and the movable rod 46 to form the collection and exhaust work of the collection tube 4. The lifting member 71 can adopt an electric telescopic rod to drive the conversion member 72 up and down.

[0024] Embodiment 2: Based on embodiment 1, the difference is that; See attached Fig. 9 and Fig.10 The conversion member 72 includes a sleeve 721 rotatably connected to the inside of the housing 1 through a bracket, a transmission shaft 722 is passed through the inside of the sleeve 721, and a fan-shaped connecting plate 723 for inserting into the inside of the U-shaped connecting frame 47 is fixedly connected to the bottom end of the transmission shaft 722; The bottom end of the transmission shaft 722 is fixedly connected with a fan-shaped connecting plate 723, which moves to one of the U-shaped connecting frames 47 through the fan-shaped connecting plate 723. With the up and down driving of the transmission shaft 722, the U-shaped connecting frame 47 can be driven to move up and down, and then the piston plate 41 can be driven to move up and down through the movable rod 46, so as to form the gas collection and exhaust work of the collection tube 4; The inner surface of the sleeve 721 is provided with at least one strip-shaped groove, and the outer surface of the transmission shaft 722 is fixedly connected with at least one strip-shaped slider 724 for sliding inside the strip-shaped groove; The strip slider 724 on the outer surface of the transmission shaft 722 slides inside the strip groove, which not only facilitates the transmission shaft 722 to move up and down smoothly, but also does not affect the rotational driving work of the sleeve 721 on the transmission shaft 722, and has a multi-directional transmission function.

[0025] A motor 725 is fixedly connected to the top of the inner wall of the housing 1, and a rotating shaft 728 is fixedly connected to the output shaft of the motor 725. The rotating shaft 728 is transmission-connected to the sleeve 721 through a first belt set 726; The motor 725 is connected to an external power source and a control switch, and is set up using an existing connection method and encoding method, and is used to drive the rotating shaft 728 to rotate. Through the rotation of the rotating shaft 728, the sleeve 721 can be driven to rotate through the first belt group 726, and then the transmission shaft 722 and the fan-shaped connecting plate 723 can be driven to rotate, so that the fan-shaped connecting plate 723 can move to the U-shaped connecting frame 47 above different collection tubes 4, thereby forming the gas collection work of the collection tube 4.

[0026] Embodiment 3: Based on embodiment 1, the difference is that; See attached Fig. 9 and Fig.10 The lifting member 71 includes a reciprocating screw 711 rotatably connected to the inside of the housing 1 through a bracket, the outer surface of the reciprocating screw 711 is transmission-connected to a reciprocating bracket 712, and the top end of the transmission shaft 722 is rotationally connected to the top of the reciprocating bracket 712; The rotation of the reciprocating screw 711 can drive the reciprocating bracket 712 to reciprocate up and down. The up and down movement of the reciprocating bracket 712 can drive the transmission shaft 722 to move up and down, forming the up and down movement of the fan-shaped connecting plate 723. The fan-shaped connecting plate 723 is inserted into one of the U-shaped connecting frames 47. With the up and down movement of the fan-shaped connecting plate 723, the piston plate 41 can be driven to move up and down through the U-shaped connecting frame 47 and the movable rod 46, thereby forming a sampling carbon emission detection work; The rotating shaft 728 is connected to the reciprocating screw 711 through the second belt set 727. The first belt set 726 and the second belt set 727 are connected to the rotating shaft 728 through a one-way bearing, and the two one-way bearings are installed in opposite directions with opposite locking. The motor 725 is a motor that can rotate forward and backward. The first belt set 726 and the second belt set 727 are both connected to the rotating shaft 728 through a one-way bearing, and the two one-way bearings are installed in opposite directions with opposite locking, so that when the motor 725 rotates clockwise, one of the one-way bearings can drive the first belt set 726 to rotate, forming the rotation of the transmission shaft 722 and the fan-shaped connecting plate 723, thereby meeting the drive preparation work of the piston plate 41 inside the different collection tubes 4; On the contrary, when the motor 725 rotates counterclockwise, the reciprocating screw 711 can be driven to rotate through another one-way bearing, forming an up and down driving operation of the transmission shaft 722 and the fan-shaped connecting plate 723, and then the fan-shaped movement of the piston plate 41 can be driven, and the rotational driving force of the motor 725 is fully utilized, which has a good linkage function and improves the functionality and energy-saving and environmental protection of the driving component 7; The motor 725 is connected to an external power source and a control switch, and the motor 725 is configured using a connection method and an encoding method of the prior art to drive the rotating shaft 728 to rotate in different directions, speeds, and angles. Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A traffic road carbon emission detection device, characterized in that: It comprises a detection module (100) and a plurality of collection modules (200), wherein the plurality of collection modules (200) are connected to the detection module (100) via pipelines, and the collection modules (200) comprise a collection end, a filter cover arranged on the collection end, and a noise sensor and a wireless communication module arranged inside the collection end; The detection module (100) comprises a shell (1) fixed on a road via a support rod, a controller (2) fixedly connected to the top of the inner wall of the shell (1), a fixing frame (3) fixedly connected to the bottom of the inner wall of the shell (1), a plurality of collection tubes (4) arranged in a ring array fixedly connected to the top of the fixing frame (3), a piston plate (41) that can be driven up and down is arranged inside the plurality of collection tubes (4), a monitoring tube (5) is fixedly connected to the bottom of the plurality of collection tubes (4) via a branch pipe, a carbon emission detector (6) is fixedly connected to the bottom of the inner wall of the shell (1), and a monitoring end of the carbon emission detector (6) extends to the inside of the monitoring tube (5), and a driving component (7) for driving the piston plates (41) inside the plurality of collection tubes (4) up and down is arranged inside the shell (1).

2. A traffic road carbon emission detection device according to claim 1, characterized in that: The bottom of the collection tube (4) is fixedly connected to an air extraction pipe (42) and an exhaust pipe (43), and the top of the collection tube (4) is fixedly connected to a ventilation pipe. The air extraction pipe (42), the exhaust pipe (43), the ventilation pipe and a plurality of branch pipes are all equipped with a first non-return valve. The air extraction pipe (42) is connected to the collection module (200) via a pipeline. The housing (1) is provided with a plurality of storage components (8) for storing carbon gas during detection.

3. A traffic road carbon emission detection device according to claim 1, characterized in that: The storage assembly (8) comprises a threaded cover (81) fixed to the bottom of the housing (1), and a storage bottle (82) is threadedly mounted on the bottom of the threaded cover (81); a shunt pipe (83) is fixedly connected to the top of the collection tube (4), and one end of the shunt pipe (83) extends to the inner bottom of the storage bottle (82) through the threaded cover (81); an air guide pipe (84) is fixedly connected to the threaded cover (81), and a second one-way valve is arranged on the air guide pipe (84); solenoid valves are installed on the shunt pipe (83), the exhaust pipe (43) and a plurality of branch pipes; and a one-way member is arranged on the piston plate (41).

4. A traffic road carbon emission detection device according to claim 3, characterized in that: The one-way member comprises a tapered hole (44) opened inside the piston plate (41), and a tapered gravity sealing block (45) movable up and down is arranged inside the tapered hole (44), and the tapered gravity sealing block (45) is slidably connected to the top of the piston plate (41) via a sliding frame.

5. A traffic road carbon emission detection device according to claim 1, characterized in that: A movable rod (46) is fixedly connected to the top of the piston plate (41), the top of the movable rod (46) extends to the top of the collection tube (4), and a U-shaped connecting frame (47) is fixedly connected to the top of the movable rod (46); The driving assembly (7) comprises a lifting member (71) for driving a piston plate (41) inside one of the collecting tubes (4) up and down, and a conversion member (72) for converting the position of the lifting member (71).

6. A traffic road carbon emission detection device according to claim 5, characterized in that: The conversion member (72) comprises a sleeve (721) rotatably connected to the inside of the housing (1) via a bracket, a transmission shaft (722) passing through the inside of the sleeve (721), and a fan-shaped connecting plate (723) for inserting into the inside of the U-shaped connecting frame (47) being fixedly connected to the bottom end of the transmission shaft (722); At least one strip-shaped groove is formed on the inner surface of the sleeve (721), and at least one strip-shaped sliding block (724) for sliding inside the strip-shaped groove is fixedly connected to the outer surface of the transmission shaft (722).

7. A traffic road carbon emission detection device according to claim 6, characterized in that: A motor (725) is fixedly connected to the top of the inner wall of the housing (1); an output shaft of the motor (725) is fixedly connected to a rotating shaft (728); and the rotating shaft (728) is transmission-connected to the sleeve (721) via a first belt set (726).

8. A traffic road carbon emission detection device according to claim 7, characterized in that: The lifting member (71) comprises a reciprocating screw (711) rotatably connected to the inside of the housing (1) via a bracket, the outer surface of the reciprocating screw (711) is transmission-connected to a reciprocating bracket (712), and the top end of a transmission shaft (722) is rotationally connected to the top of the reciprocating bracket (712); the rotating shaft (728) is transmission-connected to the reciprocating screw (711) via a second belt set (727), the first belt set (726) and the second belt set (727) are both connected to the rotating shaft (728) via a one-way bearing, and the two one-way bearings are installed in opposite directions by means of opposite locking, and the motor (725) is a motor capable of forward and reverse rotation.

Images