Special vehicle for rapidly inspecting charging pile

Through the innovative design of the vertical column, transverse column and bevel gear structure, the problems of complex structure and low detection efficiency of charging pile detection equipment are solved, and fast and accurate charging pile detection is achieved, which simplifies the equipment structure and improves the detection efficiency and accuracy.

CN120396801AActive Publication Date: 2025-08-01CHINA AUTOMOBILE (GUANGZHOU) SPECIAL VEHICLE CO LTD
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Patent Information

Application Number
CN202510584223.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-07
Publication Date
2025-08-01
Estimated Expiration
2045-05-07

AI Technical Summary

Technical Problem

The traditional charging pile detection equipment has a complex structure and cumbersome expansion and folding action, resulting in low detection efficiency and accuracy, low manpower detection efficiency and high intensity.

Method used

The integrated simple structure is built with columns, horizontal columns and bevel gear structures. The horizontal and vertical state switching of the detection components is achieved through the deflection of the columns and horizontal columns. Combined with motor drive, the detection components are quickly moved to the charging pile to ensure that the axis line of the detection components is vertical, simplified the structure and improved the detection efficiency and accuracy.

Benefits of technology

The detection equipment quickly and accurately detects the charging piles without occupying space, improves the detection efficiency and accuracy, and does not affect the driving of other vehicles in the parking lot.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The invention relates to the field of charging pile detection, and discloses a special vehicle for rapidly inspecting a charging pile, which comprises a mobile vehicle, a rear door is arranged at the tail of the mobile vehicle, a mobile base is slidably arranged in the mobile vehicle along the vehicle length direction, a traction assembly and a detection assembly are arranged on the upper surface of the mobile base, and a detection terminal is arranged in the mobile vehicle. The traction assembly comprises a fixed seat arranged on the upper surface of the movable base, a sliding seat is slidably arranged on the fixed seat in the vehicle width direction, a stand column is hinged to the sliding seat, a connecting seat is slidably arranged on the stand column in the extending direction of the stand column, and a middle seat is hinged to the connecting seat. A transverse column is slidably arranged on the middle seat in the vehicle length direction, a driving part used for driving the transverse column to move is arranged on the transverse column, the detection assembly is arranged on the side, away from the head of the moving vehicle, of the transverse column, and the transverse column is kept horizontally arranged in the process that the stand column deflects.
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Description

Technical Field

[0001] The present invention relates to the field of charging pile detection, and particularly to a special vehicle for quickly inspecting charging piles. Background Art

[0002] With the rise of new energy vehicles, charging piles can be seen everywhere. For example, charging piles are installed behind some parking spaces in parking lots.

[0003] In order to ensure the safety and reliability of charging piles during use, it is necessary to regularly detect the heat dissipation performance, installation stability and overall appearance of charging piles. For example, a Chinese invention patent with the authorization announcement number CN118528831B discloses a charging pile heat dissipation mechanism with an independent air duct. According to its disclosed content, efficient heat dissipation of charging piles is one of the important factors to ensure the safety of charging pile use. Therefore, it is necessary to detect the heat dissipation performance of charging piles; a Chinese invention patent application with the application publication number CN119471156A discloses a charging pile reliability test device, which discloses the detection of charging piles under simulated collision environments. Therefore, it is necessary to detect the installation stability of charging piles.

[0004] Based on the above, it is necessary to regularly detect charging piles. Also, due to the wide spread of charging piles, the traditional method of manually detecting charging piles one by one has low efficiency and high detection intensity. Based on this, a search was conducted and a Chinese invention patent application with the application publication number CN116985660A was found, which discloses a mobile device adapted to charging pile detection. It realizes folding to reduce space occupation when not in use through the cooperation of a connection base, a stroke expansion mechanism, an extended moving seat, a parallel link mechanism, a lifting base, a linkage flipping mechanism, etc. During detection, it automatically completes the maximum stroke outward extension of the detection component, the outward flipping and lifting while maintaining parallelism, and the automatic unfolding and positioning of the detection terminals above the charging pile to improve the detection accuracy and efficiency. However, it can only achieve the above purposes through the cooperation of a connection base, a stroke expansion mechanism, an extended moving seat, a parallel link mechanism, a lifting base, a linkage flipping mechanism, etc. Therefore, it has the problems of relatively complex structure and cumbersome unfolding and folding actions, which will also lead to a worse effect of reducing space occupation by folding and a worse effect of improving detection efficiency and accuracy.

[0005] Based on the above problems, the present invention proposes a special vehicle for quickly inspecting charging piles. Summary of the Invention

[0006] To solve the problems mentioned in the above background, the present invention provides a special vehicle for quickly inspecting charging piles.

[0007] To achieve the above technical objectives, the technical solutions adopted by the present invention are as follows.

[0008] A special vehicle for rapid inspection of charging piles includes a mobile vehicle, a rear door is provided at the rear of the mobile vehicle, a mobile base is provided inside the mobile vehicle and slides along the length of the mobile vehicle, a traction component and a detection component are provided on the upper surface of the mobile base, and a detection terminal is provided inside the mobile vehicle, and the detection terminal is provided with a socket that matches the charging gun;

[0009] The traction assembly includes a fixed seat arranged on the upper surface of the mobile base, a sliding seat is arranged on the fixed seat for sliding along the width direction of the vehicle, a column is hingedly arranged on the sliding seat, a connecting seat is arranged on the column for sliding along its own extension direction, an intermediate seat is hingedly arranged on the connecting seat, a cross column is arranged on the intermediate seat for sliding along the length direction of the vehicle, a driving member for driving itself to move is arranged on the cross column, and the detection assembly is arranged on the side of the cross column away from the front of the mobile vehicle;

[0010] As the vertical columns deflect, the horizontal columns remain horizontal.

[0011] As a further improvement and optimization of the present invention, an electric push rod is provided in the mobile vehicle for driving the mobile base to move, a first linear module is provided on the fixed seat for driving the slide to move, and a second linear module is provided on the column for driving the connecting seat to move.

[0012] As a further improvement and optimization of the present invention, the first hinge axis formed at the hinge between the slide seat and the column is parallel to the vehicle width direction, and the second hinge axis formed at the hinge between the connecting seat and the middle seat is parallel to the vehicle width direction.

[0013] As a further improvement and optimization of the present invention, a first motor is provided on the slide seat, the first motor and the articulated shaft 1 are power-connected via a power connector, the articulated shaft 1 and the articulated shaft 2 are power-connected via a power transmission assembly, and the transmission ratio of the power transmission assembly is 1;

[0014] The hinge shaft 1 is fixedly arranged on the sliding seat, the column is movably connected to the hinge shaft 1, the hinge shaft 2 is fixedly arranged on the middle seat, and the hinge shaft 2 is movably connected to the connecting seat.

[0015] As a further improvement and optimization of the present invention, the power transmission assembly includes a connecting shaft provided on the column, wherein the axis direction of the connecting shaft is parallel to the extension direction of the column;

[0016] A first bevel gear set is provided between the connecting shaft and the first hinge shaft;

[0017] A second bevel gear set is provided between the connecting shaft and the second articulated shaft. The driving bevel gear of the second bevel gear set is provided on the connecting shaft through a spline. When the connecting seat moves with the driving bevel gear, the connecting shaft and the driving bevel gear maintain a power connection.

[0018] As a further improvement and optimization of the present invention, a worm and worm gear are included in the power connection route of the power connector.

[0019] As a further improvement and optimization of the present invention, the driving member includes a threaded shaft disposed on the cross column. The axial center line of the threaded shaft is parallel to the vehicle length direction. The threaded shaft is threadedly connected to the intermediate seat, and the input end of the threaded shaft is power-connected to a third motor.

[0020] As a further improvement and optimization of the present invention, the detection assembly includes an annular seat disposed on the cross column. A rotating ring and a second motor for driving the rotating ring to rotate are provided on the annular seat. The axial center line of the rotating ring is vertically arranged;

[0021] A temperature detection element, a camera element, and a probe are provided on the inner ring surface of the rotating ring. The probe is disposed on the inner ring surface of the rotating ring through a pressure sensor.

[0022] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0023] In this solution, the traditional multi-link technologies such as robotic arms are abandoned. Through the integrated simple structure constructed by the vertical column, the cross column, and the bevel gear structure, the following purposes can be achieved. The structure is simpler and the effect is better:

[0024] First, when not in use, by driving the vertical column to change from vertical to horizontal, and at the same time the cross column remains horizontal and is embedded in the vertical column, as Figure 4 shown, the volume of the detection component can be maximally reduced, and the occupied space can be decreased;

[0025] Second, during detection, by driving of the first motor, the vertical column can be changed from horizontal to vertical, and the cross column remains horizontal and the axial center line of the detection assembly remains vertical, so that the detection assembly is shifted from point A to point B. There is a spatial distance in the height direction and the vehicle length direction between point A and point B. Therefore, based on the shortest distance between two points, this solution can simultaneously achieve movement in the height direction and the vehicle length direction, and the detection assembly can be located above the charging pile in the shortest time, and the detection efficiency is significantly improved. It should be noted that there are many charging piles distributed in the parking lot. Therefore, it is very necessary to improve the detection efficiency of each one;

[0026] Furthermore, the axial center line of the detection assembly always remains vertical, so that the accuracy of the detection result can be greatly improved during the subsequent charging pile stability detection. Specifically, if there is a slight deviation in the axial center line of the detection assembly, then the thrust applied to the charging pile is composed of a vertical component force and a horizontal component force. The horizontal component force is the actual thrust applied to the charging pile. In this way, there is likely to be a problem of inaccurate detection results.

[0027] In addition, the mobile vehicle in this solution is a special vehicle with a short wheelbase. Therefore, even if there is a distance between the rear of the mobile vehicle and the charging pile, the front of the mobile vehicle is still located in the parking space and will not affect the driving of other vehicles in the parking lot. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 Structural schematic of the present invention Figure 1 ;

[0029] Figure 2 Structural schematic of the present invention Figure 2 ;

[0030] Figure 3 Structural schematic of the present invention Figure 3 ;

[0031] Figure 4 Structural schematic of the detection component Figure 1 ;

[0032] Figure 5 Structural schematic of the detection component Figure 2 ;

[0033] Figure 6 Schematic diagram of the traction assembly and the detection assembly;

[0034] Figure 7 Structural schematic diagram of the traction assembly;

[0035] Figure 8 Partial schematic diagram of the traction assembly;

[0036] Figure 9 Schematic diagram of the cross column and the detection assembly;

[0037] Figure 10 Schematic diagram of the detection assembly.

[0038] The reference numerals in the drawings are:

[0039] 100, mobile vehicle; 101, mobile base; 200, detection component; 201, detection terminal; 202, traction assembly; 203, detection assembly; 2031, ring seat; 2032, second motor; 2033, rotating ring; 2034, temperature detection element; 2035, imaging element; 2036, probe; 204, fixed seat; 205, first linear module; 206, sliding seat; 207, first motor; 208, power connection member; 209, column; 210, second linear module; 211, connecting seat; 212, connecting shaft; 213, first bevel gear set; 214, second bevel gear set; 215, cross column; 216, driving member; 217, intermediate seat. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0040] To further elaborate on the technical means and effects adopted by the present invention to achieve the intended invention purpose, the following, in conjunction with the accompanying drawings and preferred embodiments, details the specific implementation manners, structures, features, and effects of the present invention as follows.

[0041] Referring to Figures 1-10 , a special vehicle for quickly inspecting charging piles, includes a mobile vehicle 100. The mobile vehicle 100 adopts a technology similar to that of an existing minivan. There is a rear door at the rear of the mobile vehicle 100 that can be opened or closed. A mobile base 101 is slidably arranged along the vehicle length direction inside the mobile vehicle 100, and a detection member 200 is arranged on the upper surface of the mobile base 101.

[0042] During use, the staff drives the mobile vehicle 100 and parks it in the parking space. During this process, through the cooperation of the reverse radar and reverse camera arranged at the rear of the mobile vehicle 100, the staff can clearly know the distance between the mobile vehicle 100 and the charging pile behind. When this distance reaches the set value, the parking is completed. It should be noted that: this distance is a range value, and it is okay within a general range, without the need for high precision; the mobile vehicle 100 in this solution is a special vehicle with a short wheelbase. Therefore, even if there is a distance between the rear of the mobile vehicle 100 and the charging pile, the front of the mobile vehicle 100 is still located in the parking space and will not affect the driving of other vehicles in the parking lot.

[0043] After parking, open the rear door. Through existing technologies such as electric push rods, drive the mobile base 101 to move towards the charging pile. The mobile base 101 drives the detection member 200 to move together, so that the detection member 200 approaches the charging pile, and then the charging pile is detected by the detection member 200. The specific detection process is elaborated in detail later.

[0044] Referring to Figures 4-10 , the detection member 200 includes a detection terminal 201, a traction assembly 202, and a detection assembly 203. Among them, the traction assembly 202 is used to traction the detection assembly 203 to move directly above the charging pile, and the detection assembly 203 is used to detect the heat dissipation, installation stability, and appearance of the charging pile.

[0045] It should be noted that in the display of the drawings of this solution, the detection terminal 201 is arranged on the mobile base 101, and the traction assembly 202 and the detection assembly 203 are arranged on the upper surface of the detection terminal 201. In order to reduce the influence of gravity on the suspended mobile base 101, the detection terminal 201 can be arranged inside the mobile vehicle 100, and only the traction assembly 202 and the detection assembly 203 are arranged on the mobile base 101.

[0046] It should be noted that during the detection, the charging gun of the charging pile needs to be inserted into the socket of the detection terminal 201 to simulate the charging process of the charging pile for new energy vehicles. Therefore, if the detection terminal 201 is set in the mobile vehicle 100, a reserved port needs to be set on the side of the mobile vehicle 100 to facilitate the insertion of the charging gun head into the socket.

[0047] It should be noted that in addition to the detection component 203 detecting the heat dissipation, installation stability and appearance of the charging pile, a AC / DC load detection system, an integrated detection module, an intelligent analysis system, etc. are also set in the detection terminal 201; the integrated detection module is equipped with an electrical performance test unit, a communication protocol analysis unit, a safety protection detection unit, etc., and can synchronously complete the detection of multiple indicators such as the output voltage, current, insulation resistance, and communication compatibility of the charging pile; the intelligent analysis system processes the detection data in real time and generates a standardized report, supporting wireless transmission to the cloud platform; these can all be achieved by existing technologies and will not be elaborated.

[0048] It should be noted that a fire extinguisher, folding tables and chairs, etc. can also be set in the mobile vehicle 100 for emergencies.

[0049] Refer to Figures 6-10 , the traction component 202 includes a fixed seat 204, and the fixed seat 204 is arranged on the upper surface of the detection terminal 201 or the mobile base 101.

[0050] A sliding seat 206 is slidably arranged on the fixed seat 204 along the vehicle width direction, and the sliding seat 206 is driven to move by a first linear module 205, and the first linear module 205 is arranged on the fixed seat 204; both the first linear module 205 and the second linear module 210 mentioned later can adopt existing electric telescopic rod technologies or existing screw linear motion technologies, etc., and will not be elaborated.

[0051] A column 209 is hinged on the sliding seat 206 and the hinge axis formed at the hinge is parallel to the vehicle width direction. When not in use, the extending direction of the column 209 is parallel to the vehicle length direction and lies flat on the upper surface of the mobile base 101 or the detection terminal 201. When in use, the column 209 deflects by ninety degrees and is arranged vertically.

[0052] A first motor 207 is arranged on the sliding seat 206, and the first motor 207 is power-connected to the hinge axis one through a power connecting member 208. Further, the route of the power connecting member 208 includes a worm and worm gear, and the first motor 207 can drive the column 209 to switch between the horizontal state and the vertical state.

[0053] A connecting seat 211 is slidably arranged on the column 209 along its own extending direction, and the connecting seat 211 is driven to move by a second linear module 210, and the second linear module 210 is arranged on the column 209.

[0054] An intermediate seat 217 is hinged to the connecting seat 211, and the second hinge axis formed at the hinged part is parallel to the vehicle width direction.

[0055] Furthermore, the first hinge axis is fixedly arranged on the sliding seat 206, the upright column 209 is movably connected to the first hinge axis, the second hinge axis is fixedly arranged on the intermediate seat 217, the second hinge axis is movably connected to the connecting seat 211, a connecting shaft 212 is arranged on the upright column 209, and the axial line direction of the connecting shaft 212 is parallel to the extending direction of the upright column 209.

[0056] A first bevel gear set 213 is arranged between the connecting shaft 212 and the first hinge axis. Therefore, when the upright column 209 deflects, the connecting shaft 212 can be rotated through the first bevel gear set 213.

[0057] A second bevel gear set 214 is arranged between the connecting shaft 212 and the second hinge axis. The driving bevel gear of the second bevel gear set 214 is arranged on the connecting shaft 212 through a spline. And when the connecting seat 211 drives the driving bevel gear to move, the connecting shaft 212 and the driving bevel gear maintain a power connection. In addition, the driving bevel gear is connected to the connecting seat 211 through a bearing. Therefore, when the connecting seat 211 moves, it will drive the driving bevel gear to move together. In addition, when the upright column 209 deflects and causes the connecting shaft 212 to rotate, the connecting shaft 212 drives the second hinge axis to rotate through the second bevel gear set 214, and the second hinge axis drives the intermediate seat 217 to rotate together.

[0058] A cross column 215 is slidably arranged on the intermediate seat 217 along the vehicle length direction. The intermediate seat 217 rotates and drives the cross column 215 to rotate together. The transmission ratio of the first bevel gear set 213 to the second bevel gear set 214 is one. Therefore, the degree of deflection of the upright column 209 will cause the same degree of deflection of the intermediate seat 217. Also, due to the cooperation of the connecting shaft 212, the first bevel gear set 213 and the second bevel gear set 214, the intermediate seat 217 will be deflected in the opposite direction by the corresponding angle at the same time. Therefore, when the upright column 209 rotates, the cross column 215 remains in a horizontal state, that is: referring to Figure 4 and Figure 5 , the upright column 209 and the cross column 215 can lie flat in a horizontal state to achieve the purpose of maximizing the reduction of volume and occupying space, or the upright column 209 is switched to a vertical state, the cross column 215 remains in a horizontal state and the height becomes higher, so as to achieve the purpose of quickly positioning the traction detection assembly 203 above the charging pile to be detected.

[0059] Referring to Figure 9The horizontal column 215 is provided with a driving member 216 for driving itself to move. Specifically, the driving member 216 includes a threaded shaft provided on the horizontal column 215. The axis direction of the threaded shaft is parallel to the vehicle length direction. The threaded shaft is threadedly connected to the middle seat 217. The input end power of the threaded shaft is connected to the third motor. Therefore, when the threaded shaft is driven to rotate by the third motor, the threaded shaft rotates and moves at the same time, and the movement of the threaded shaft will move with the horizontal column 215.

[0060] Reference Figure 9 and Figure 10 The detection component 203 is arranged on the side of the horizontal column 215 away from the front of the mobile vehicle 100, and includes a ring seat 2031 arranged on the horizontal column 215. The ring seat 2031 is provided with a rotating ring 2033 and a second motor 2032 for driving the rotating ring 2033 to rotate, and the axis of the rotating ring 2033 is arranged vertically.

[0061] The inner ring surface of the rotating ring 2033 is provided with a temperature detection element 2034, a camera element 2035 and a probe 2036, wherein the temperature detection element 2034 can adopt an existing temperature sensor or thermal imaging technology, etc., the camera element 2035 can adopt existing camera technology, and the probe 2036 is set on the inner ring surface of the rotating ring 2033 through a pressure sensor, and the pressure sensor can monitor the magnitude of the reaction force exerted on the probe 2036.

[0062] Working principle of the present invention:

[0063] First, the mobile car 100 is reversed into the parking space. During this process, the reversing radar and reversing camera set at the rear of the mobile car 100 can make the staff clearly know the distance between the mobile car 100 and the charging pile behind it. When the distance reaches the set value, parking is completed;

[0064] Open the rear door, and use existing electric push rods and other technologies to drive the mobile base 101 to move toward the charging pile. The mobile base 101 moves with the detection component 200, so that the detection component 200 extends out of the mobile vehicle 100 and approaches the charging pile.

[0065] The first motor 207 is started to drive the column 209 to rotate ninety degrees. During the rotation, the crossbar 215 is kept horizontal and rotates with the column 209 through the cooperation of the connecting shaft 212, the first bevel gear set 213 and the second bevel gear set 214. Figure 4 The display switches to Figure 5In the shown state, during this process, the detection component 203 can be kept with its axis vertical and directly moved from point A to point B. Point A refers to the position of the detection component 203 in the detection component 200 when the moving base 101 drives the detection component 200 to extend out of the moving vehicle 100. Point B refers to the position of the detection component 203 above the charging pile. Therefore: This solution can quickly and timely shift the detection component 203 onto the charging pile, improving the detection efficiency; This solution can ensure that the axis of the detection component 203 is kept vertically arranged, which can improve the detection accuracy in the subsequent detection process;

[0066] After that:

[0067] a. Insert the charging gun head of the charging pile into the socket of the detection terminal 201. Then, the second linear module 210 drives the detection component 203 to move up and down reciprocally in the vertical direction. The temperature detection element 2034 monitors the temperature of the charging charging pile during charging, thereby realizing the detection of the heat dissipation performance. At the same time, the appearance of the charging pile is detected by the imaging element 2035, including but not limited to whether there is rust, crack, etc.;

[0068] b. The second linear module 210 drives the detection component 203 to move in the vertical direction. The driving member 216 drives the detection component 203 to move in the vehicle length direction. The first linear module 205 drives the detection component 203 to move in the vehicle width direction, so that the probe 2036 contacts the charging pile and applies a thrust to the charging pile. At the same time, the pressure sensor monitors the reaction force brought by the contact to the probe 2036 in real time. The reaction force is the same as the magnitude of the thrust. Therefore, if the reaction force becomes smaller, it means that the charging pile has shifted and the installation is not stable enough. On the contrary, if the reaction force remains unchanged, it means that the charging pile has not shifted and the installation stability is qualified;

[0069] Furthermore, since the axis of the detection component 203 is kept vertical, it can ensure that the thrust applied to the charging pile is the same as the set value. If the axis is slightly offset, the thrust applied to the charging pile is composed of the vertical component force and the horizontal component force. The horizontal component force is the actual thrust applied to the charging pile. In this way, there is likely to be a problem of inaccurate detection results.

[0070] The above are only the preferred embodiments of the present invention and do not impose any formal limitations on the present invention. Although the present invention has been disclosed above in the preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments by using the disclosed technical content within the scope of the technical solution of the present invention. However, as long as it does not depart from the content of the technical solution of the present invention, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A special vehicle for quickly inspecting charging piles, including a mobile vehicle (100), and a rear door is provided at the rear of the mobile vehicle (100), characterized in that, A mobile base (101) is provided in the mobile vehicle (100) so as to slide along the vehicle length direction, a traction assembly (202) and a detection assembly (203) are provided on the upper surface of the mobile base (101), a detection terminal (201) is provided in the mobile vehicle (100), and a socket matching the charging gun is provided on the detection terminal (201); The traction assembly (202) comprises a fixed seat (204) arranged on the upper surface of the mobile base (101); a slide seat (206) is arranged on the fixed seat (204) so as to slide along the vehicle width direction; a vertical column (209) is hingedly arranged on the slide seat (206); a connecting seat (211) is arranged on the vertical column (209) so as to slide along its own extension direction; an intermediate seat (217) is hingedly arranged on the connecting seat (211); a horizontal column (215) is arranged on the intermediate seat (217) so as to slide along the vehicle length direction; a driving member (216) for driving the horizontal column (215) to move is arranged; and the detection assembly (203) is arranged on a side of the horizontal column (215) away from the front of the mobile vehicle (100); During the deflection of the uprights (209), the crossbars (215) remain horizontally arranged.

2. The special vehicle for quickly inspecting a charging pile according to claim 1, wherein An electric push rod for driving the movable base (101) to move is provided in the movable vehicle (100), a first linear module (205) for driving the slide (206) to move is provided on the fixed seat (204), and a second linear module (210) for driving the connecting seat (211) to move is provided on the column (209).

3. A special vehicle for quickly inspecting charging piles according to claim 1, characterized in that, A hinge axis 1 formed at a hinge point between the slide seat (206) and the column (209) is parallel to the vehicle width direction, and a hinge axis 2 formed at a hinge point between the connecting seat (211) and the middle seat (217) is parallel to the vehicle width direction.

4. A special vehicle for quickly inspecting charging piles according to claim 3, characterized in that, A first motor (207) is provided on the slide seat (206), the first motor (207) and the first articulated shaft are connected to each other through a power connection member (208), and the first articulated shaft and the second articulated shaft are connected to each other through a power transmission assembly, and the transmission ratio of the power transmission assembly is 1; The hinge shaft 1 is fixedly arranged on the slide seat (206), the column (209) is movably connected to the hinge shaft 1, the hinge shaft 2 is fixedly arranged on the intermediate seat (217), and the hinge shaft 2 is movably connected to the connecting seat (211).

5. A special vehicle for quickly inspecting charging piles according to claim 4, characterized in that, The power transmission assembly includes a connecting shaft (212) arranged on the column (209), wherein the axis direction of the connecting shaft (212) is parallel to the extension direction of the column (209); A first bevel gear set (213) is provided between the connecting shaft (212) and the first hinge shaft; A second bevel gear set (214) is provided between the connecting shaft (212) and the second hinge shaft. The driving bevel gear of the second bevel gear set (214) is provided on the connecting shaft (212) via a spline. When the connecting seat (211) moves with the driving bevel gear, the connecting shaft (212) maintains a power connection with the driving bevel gear.

6. The special vehicle for quickly inspecting a charging pile according to claim 4, characterized in that, The power connection path of the power connection member (208) includes a worm gear.

7. A special vehicle for quickly inspecting charging piles according to claim 4 or 5, characterized in that, The driving member (216) includes a threaded shaft disposed on the cross column (215). The axial line direction of the threaded shaft is parallel to the vehicle length direction. The threaded shaft is threadedly connected to the intermediate seat (217), and the input end of the threaded shaft is power-connected to a third motor.

8. A special vehicle for quickly inspecting a charging pile according to claim 4 or 5, characterized in that, The detection assembly (203) includes a ring seat (2031) disposed on the cross column (215). A rotating ring (2033) and a second motor (2032) for driving the rotating ring (2033) to rotate are disposed on the ring seat (2031). The axial line of the rotating ring (2033) is vertically arranged; A temperature detection element (2034), an imaging element (2035), and a probe (2036) are disposed on the inner ring surface of the rotating ring (2033). The probe (2036) is disposed on the inner ring surface of the rotating ring (2033) through a pressure sensor.

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