Direct current charging pile characteristic tester

Abstract

The utility model relates to the technical field of testers, and provides a DC charging pile characteristic tester, which comprises a tester, the top of the tester is provided with a connecting port, the side surface of the tester is provided with a cleaning device, the cleaning device comprises an L-shaped plate, one end of the L-shaped plate is fixedly connected to the side surface of the tester, and the other end of the L-shaped plate is fixedly connected to the other end of the L-shaped plate. A round rod is fixedly connected to the side face of the L-shaped plate, a motor is fixedly connected to the end, away from the L-shaped plate, of the round rod, a half gear is fixedly connected to an output shaft of the motor, a long plate is fixedly connected to the side face of the L-shaped plate, a rack is slidably connected to the top of the long plate, and a thin rod is fixedly connected to the side face of the rack. The problems that in the prior art, the connecting port is difficult to clean, the stability and reliability of charging contact are difficult to ensure, dust and sundries at the connecting port are difficult to clean, and the safety and effectiveness of the testing process are difficult to ensure are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of testers, and in particular to a DC charging pile characteristic tester. Background Art

[0002] The DC charging pile characteristic tester is designed to ensure that the charging pile can safely and efficiently charge electric vehicles under different conditions, provide charging services that meet standards and requirements, and measure the input voltage and current of the DC charging pile, including the voltage and current changes within the rated input range and actual working conditions.

[0003] A DC charging pile tester disclosed (publication number: CN 218497059 U) includes a tester device, which is provided with: a clamping mechanism including: connecting arm one and connecting arm two are fixedly installed in sequence on the left side of the outer wall of the tester device, one end of each outer rod of the two electric push rods is fixedly connected to the front of connecting arm one in sequence, the other end of each outer rod of the two electric push rods is fixed through connecting arm two, and the inner rod extends to the outside of the front of connecting arm two, and the support arm is fixedly installed at the front end of the inner rods of the two electric push rods.

[0004] When the tester is testing the charging pile, it is necessary to connect the charging pile and the tester through the corresponding connecting wire, and then the test status of the charging pile is displayed on the display screen of the tester. The connecting port is used to connect the external connecting wire. The connecting port is easily exposed to the surface for a long time and easily generates dust, which affects the test results. Through the mutual cooperation between the above-mentioned connecting arm one, connecting arm two and other components, it is difficult to clean the connecting port, it is difficult to ensure the stability and reliability of the charging contact, it is difficult to clean the dust and debris on the connecting port, and it is difficult to ensure the safety and effectiveness of the testing process, which needs to be improved. Utility Model Content

[0005] The utility model provides a DC charging pile characteristic tester, which solves the problem of a DC charging pile characteristic tester in the related art.

[0006] The technical solution of the present utility model is as follows: A DC charging pile characteristic tester includes a tester, a connection port is opened on the top of the tester, a cleaning device is arranged on the side of the tester, the cleaning device includes an L-shaped plate, one end of the L-shaped plate is fixedly connected to the side of the tester, the side of the L-shaped plate is fixedly connected to a round rod, the end of the round rod away from the L-shaped plate is fixedly connected to a motor, a half gear is fixedly connected to the output shaft of the motor, the side of the L-shaped plate is fixedly connected to a long plate, the top of the long plate is slidably connected to a rack, the side of the rack is fixedly connected to a thin rod, the side of the thin rod is fixedly connected to a telescopic rod, and the end of the telescopic rod away from the thin rod is fixedly connected to a brush.

[0007] Furthermore, the connecting port is located on the displacement track of the brush, the half gear and the rack are engaged with each other, a switch is provided on the side of the motor, the brush is set to be made of nylon material, the design of the switch is conducive to controlling the motor, the half gear and the rack are engaged with each other, and the rotation of the half gear will drive the rack to move on the long board toward the side close to the connecting port.

[0008] Furthermore, a slot is provided on the side of the L-shaped plate, a short rod is fixedly connected to the side of the L-shaped plate, a spring is fixedly connected to the side of the short rod, and one end of the spring away from the short rod is fixedly connected to the side of the rack. When the rack is driven by the half gear to move toward the side close to the connection port, the spring will be pulled and stretched to a taut state. When the part without teeth on the half gear rotates onto the rack, the rack will not be driven by the half gear, and the rack will not continue to pull the spring, and the rack will automatically reset due to the elastic force of the spring.

[0009] The transmission mechanism that this L-shaped plate is connected with this L-shaped plate is fixed with a vertical rod on the top, and the side of this vertical rod is fixedly connected with a cross rod, and the side of this cross rod is rotatably connected with a rotating rod, and one end of this rotating rod is fixedly connected with bevel gear 1, and a connecting belt is fixedly sleeved on the output shaft of the motor, and one end of the connecting belt is fixedly sleeved on the circumferential surface of the rotating rod, and the side of the tester is fixedly connected with a support rod, and a cylindrical rod passes through the side of the support rod, and one end of the cylindrical rod is fixedly sleeved on the circumferential surface of the cylindrical rod. The side of the support rod is rotatably connected with the rotating rod, and the one end of the belt away from the cylindrical rod is fixedly sleeved on the circumferential surface of the rotating rod, and the circumferential surface of the rotating rod is fixedly connected with fan blades. The rotation of the belt drives the rotating rod to rotate, and the rotation of the rotating rod drives the fan blades to rotate. The rotation of the fan blades will generate part of the wind force, which will further blow away the dust swept out by the brush, thereby further enhancing the cleaning effect.

[0010] Furthermore, the bevel gear 1 and the bevel gear 2 are meshed with each other, and a plurality of fan blades are provided, and are arranged in a circular array on the circumferential surface of the rotating rod. The fan blades are located on the side of the connecting port, and are located on the side of the connecting port, so that dust can be blown away more directly.

[0011] Furthermore, the fan blades are located on the side of the brush, the support rod is set to be made of metal, the fan blades are set to be made of plastic, the bevel gear 2 and the bevel gear 1 are located on the side of the rack, the rotation of the bevel gear 1 will drive the rotation of the bevel gear 2, and the rotation of the bevel gear 2 will drive the cylindrical rod to rotate.

[0012] Furthermore, there are several connection ports arranged along a linear array on the top of the tester. A cover is hinged on the side of the tester. A handle is provided on the side of the tester. The design of the handle is conducive to lifting the tester and conveniently carrying the tester.

[0013] Furthermore, a display screen is provided on the top of the tester, the cover plate is located on the side of the display screen, and the connection port is located on the side of the display screen. The design of the display screen is conducive to displaying the test results of the charging pile.

[0014] Furthermore, a socket is provided on the top of the tester, and there are several sockets arranged in a linear array on the top of the tester. The handle is located at the bottom of the connection port. The handle at the bottom of the connection port will not block the connection between the connection port and other connection lines. Such a design will not affect the use of the connection port.

[0015] Furthermore, the spring is located on the inner wall of the slot, the short rod is made of metal, the short rod is located at the bottom of the slot, and the top of the cover is fixedly connected with a fixing buckle. The design of the fixing buckle is conducive to covering the tester for protection.

[0016] The working principle and beneficial effects of the utility model are as follows:

[0017] 1. In the present invention, the motor, round rod, half gear, cleaning brush and other components inside the cleaning device cooperate with each other to achieve the movement of the rack, which will drive the thin rod, telescopic rod and brush to move to the side close to the connection port. The brush will move at the top of the connection port to sweep away the dust at the connection port and clean the connection port. The cleaning of the connection port is very important for the DC charging pile, which can ensure the stability and reliability of the charging contact. The brush cleans the dust and debris at the connection port, which helps prevent corrosion of the electrode contact or poor electrical connection, thereby ensuring the safety and effectiveness of the testing process.

[0018] 2. The mutual cooperation between the bevel gear 1, the support rod, the bevel gear 2, the cylindrical rod and other components inside the cleaning device of the utility model realizes that the rotation of the rotating rod will drive the fan blades to rotate, and the rotation of the fan blades will generate part of the wind force, further blowing away the dust swept out by the brush, further enhancing the cleaning effect. The wind force generated by the fan blades can further help blow away the dust swept out by the brush, ensuring thorough cleaning of the connection port. This double cleaning mechanism can effectively reduce the accumulation of dust and debris on the connection port, thereby improving the cleaning effect and reliability, ensuring the accuracy of the test results, reducing the interference of external factors on the test results, and ensuring the reliability and consistency of the test data. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0020] Figure 1 This is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the three-dimensional side view structure of the connection port of the utility model;

[0022] Figure 3 This is a three-dimensional enlarged structural diagram of the motor of the utility model;

[0023] Figure 4 For this utility model Figure 1 Schematic diagram of the three-dimensional enlarged structure of A in the middle;

[0024] Figure 5 For this utility model Figure 2 Schematic diagram of the three-dimensional enlarged structure of B.

[0025] In the figure: 1. Tester; 2. Connecting port; 3. Cleaning equipment; 31. L-shaped plate; 32. Round rod; 33. Motor; 34. Half gear; 35. Long plate; 36. Rack; 37. Thin rod; 38. Telescopic rod; 310. Brush; 312. Connecting belt; 313. Vertical rod; 314. Horizontal rod; 315. Rotating rod; 316. Bevel gear 1; 317. Support rod; 318. Bevel gear 2; 319. Cylindrical rod; 320. Belt; 321. Rotating rod; 322. Fan blade; 10. Notch; 5. Short rod; 6. Spring; 7. Handle; 8. Display screen; 9. Cover. DETAILED DESCRIPTION

[0026] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0027] Example 1

[0028] like Figures 1 to 3 As shown, this embodiment proposes a DC charging pile characteristic tester, including a tester 1, a connection port 2 is opened on the top of the tester 1, a cleaning device 3 is arranged on the side of the tester 1, and the cleaning device 3 includes an L-shaped plate 31, one end of the L-shaped plate 31 is fixedly connected to the side of the tester 1, a round rod 32 is fixedly connected to the side of the L-shaped plate 31, and the end of the round rod 32 away from the L-shaped plate 31 is fixedly connected to the motor 33, and a half gear 34 is fixedly connected to the output shaft of the motor 33, a long plate 35 is fixedly connected to the side of the L-shaped plate 31, and the top of the long plate 35 is slidably connected to a rack 36, and the side of the rack 36 is fixedly connected to a thin rod 37, and the side of the thin rod 37 is fixedly connected to a telescopic rod 38, and the end of the telescopic rod 38 away from the thin rod 37 is fixedly connected to a brush 310.

[0029] The connecting port 2 is located on the displacement track of the brush 310, the half gear 34 and the rack 36 are engaged with each other, a switch is provided on the side of the motor 33, the brush 310 is set to nylon material, and the design of the switch is conducive to controlling the motor 33. The half gear 34 and the rack 36 are engaged with each other. The rotation of the half gear 34 will drive the rack 36 to move on the long plate 35 to the side close to the connecting port 2.

[0030] A slot 10 is provided on the side of the L-shaped plate 31, and a short rod 5 is fixedly connected to the side of the L-shaped plate 31. A spring 6 is fixedly connected to the side of the short rod 5. One end of the spring 6 away from the short rod 5 is fixedly connected to the side of the rack 36. When the rack 36 is driven by the half gear 34 to move toward the side close to the connecting port 2, it will pull the spring 6 and pull the spring 6 to a taut state. When the part without teeth on the half gear 34 rotates onto the rack 36, the rack 36 will not be driven by the half gear 34, and the rack 36 will no longer pull the spring 6. The rack 36 will automatically reset due to the elastic force of the spring 6.

[0031] In this embodiment, when the tester 1 is testing the charging pile, it is necessary to connect the charging pile and the tester 1 through the corresponding connecting line, and then the test status of the charging pile is displayed on the display screen 8 on the tester 1. The connecting port 2 is used to connect the external connecting line. The connecting port 2 is easily exposed to the surface for a long time and dust is easily generated. The motor 33 is started and the rotation of the motor 33 drives the half gear 34 to rotate. The half gear 34 is engaged with the rack 36. The rotation of the half gear 34 drives the rack 36 to move on the long plate 35 to the side close to the connecting port 2. The movement of the rack 36 drives the thin rod 37 and the telescopic rod 38 and the brush 310 to move to the side close to the connecting port 2. The brush 310 moves at the top of the connecting port 2 to connect the charging pile. The dust at the interface 2 is swept away and the connection port 2 is cleaned. Cleaning the connection port 2 is very important for the DC charging pile to ensure the stability and reliability of the charging contact. The brush 310 cleans the dust and debris at the connection port 2, which helps prevent corrosion of the electrode contact or poor electrical connection, thereby ensuring the safety and effectiveness of the test process. When the rack 36 is driven by the half gear 34 to move to the side close to the connection port 2, it will pull the spring 6 and pull the spring 6 to a taut state. When the part without teeth on the half gear 34 rotates onto the rack 36, the rack 36 will not be driven by the half gear 34, and the rack 36 will not continue to pull the spring 6. The rack 36 will automatically reset through the elastic force of the spring 6.

[0032] Example 2

[0033] like Figures 3 to 5As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes a cleaning device 3 including an L-shaped plate 31, the top of which is fixedly connected to a vertical rod 313, the side of the vertical rod 313 is fixedly connected to a horizontal rod 314, the side of the horizontal rod 314 is rotatably connected to a rotating rod 315, one end of the rotating rod 315 is fixedly connected to a bevel gear 1 316, a connecting belt 312 is fixedly sleeved on the output shaft of the motor 33, and the end of the connecting belt 312 away from the motor 33 is fixedly sleeved on the circumferential surface of the rotating rod 315, a support rod 317 is fixedly connected to the side of the tester 1, and a cylindrical rod 319 passes through the side of the support rod 317. One end of the cylindrical rod 319 is fixedly connected to the bevel gear 2 318, and a belt 320 is fixedly sleeved on the circumferential surface of the cylindrical rod 319. The side of the support rod 317 is rotatably connected to the rotating rod 321. The end of the belt 320 away from the cylindrical rod 319 is fixedly sleeved on the circumferential surface of the rotating rod 321, and the circumferential surface of the rotating rod 321 is fixedly connected to the fan blade 322. The rotation of the belt 320 will drive the rotating rod 321 to rotate, and the rotation of the rotating rod 321 will drive the fan blade 322 to rotate. The rotation of the fan blade 322 will generate some wind force, further blowing away the dust swept out by the brush 310, thereby further enhancing the cleaning effect.

[0034] Bevel gear 1 316 and bevel gear 2 318 are meshed with each other. A plurality of fan blades 322 are provided and arranged in a circular array on the circumferential surface of the rotating rod 321. The fan blades 322 are located on the side of the connecting port 2. Located on the side of the connecting port 2, the dust can be blown away more directly.

[0035] The fan blades 322 are located on the side of the brush 310, the support rod 317 is set to be made of metal, the fan blades 322 are set to be made of plastic, bevel gear 2 318 and bevel gear 1 316 are located on the side of the rack 36, and the rotation of bevel gear 1 316 will drive bevel gear 2 318 to rotate, and the rotation of bevel gear 2 318 will drive the cylindrical rod 319 to rotate.

[0036] There are several connection ports 2, and they are arranged along a linear array on the top of the tester 1. A cover 9 is hinged on the side of the tester 1. A handle 7 is provided on the side of the tester 1. The design of the handle 7 is conducive to lifting the tester 1 and conveniently carrying the tester 1.

[0037] A display screen 8 is provided on the top of the tester 1, a cover plate 9 is located on the side of the display screen 8, and a connection port 2 is located on the side of the display screen 8. The design of the display screen 8 is conducive to displaying the test results of the charging pile.

[0038] There is a socket on the top of the tester 1. There are several sockets arranged in a linear array on the top of the tester 1. The handle 7 is located at the bottom of the connection port 2. The handle 7 at the bottom of the connection port 2 will not block the connection between the connection port 2 and other connection lines. This design will not affect the use of the connection port 2.

[0039] The spring 6 is located on the inner wall of the slot 10, the short rod 5 is set to be made of metal, the short rod 5 is located at the bottom of the slot 10, and the top of the cover 9 is fixedly connected with a fixing buckle. The design of the fixing buckle is conducive to covering the tester 1 for protection.

[0040] In this embodiment, by the rotation of the above-mentioned motor 33, the rotation of the motor 33 will drive the connecting belt 312 to rotate, the rotation of the connecting belt 312 will drive the rotating rod 315 to rotate, the rotation of the rotating rod 315 will drive the bevel gear 1 316 to rotate, the bevel gear 1 316 and the bevel gear 2 318 are engaged with each other, the rotation of the bevel gear 1 316 will drive the bevel gear 2 318 to rotate, the rotation of the bevel gear 2 318 will drive the cylindrical rod 319 to rotate, the rotation of the cylindrical rod 319 will drive the belt 320 to rotate, the rotation of the belt 320 will drive the rotating rod 321 to rotate, and the rotation of the rotating rod 321 will drive the fan blade 3 22 rotates, and the rotation of the fan blades 322 will generate some wind force, which will further blow away the dust swept out by the brush 310, further enhancing the cleaning effect. The wind force generated by the fan blades 322 can further help blow away the dust swept out by the brush 310, ensuring that the connection port 2 is thoroughly cleaned. This double cleaning mechanism can effectively reduce the accumulation of dust and debris on the connection port 2, thereby improving the cleaning effect and reliability, and ensuring the accuracy of the test results. By keeping the connection port 2 clean, the interference of external factors on the test results can be reduced, ensuring the reliability and consistency of the test data.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A DC charging pile characteristic tester, characterized in that: The tester (1) comprises a tester (1), wherein a connection port (2) is provided on the top of the tester (1), and a cleaning device (3) is provided on the side of the tester (1); The cleaning device (3) comprises an L-shaped plate (31), one end of the L-shaped plate (31) is fixedly connected to the side of the tester (1), a round rod (32) is fixedly connected to the side of the L-shaped plate (31), an end of the round rod (32) away from the L-shaped plate (31) is fixedly connected to a motor (33), an output shaft of the motor (33) is fixedly connected to a half gear (34), a long plate (35) is fixedly connected to the side of the L-shaped plate (31), a rack (36) is slidably connected to the top of the long plate (35), a thin rod (37) is fixedly connected to the side of the rack (36), a telescopic rod (38) is fixedly connected to the side of the thin rod (37), and a brush (310) is fixedly connected to the end of the telescopic rod (38) away from the thin rod (37).

2. A DC charging pile characteristic tester according to claim 1, characterized in that: The connection port (2) is located on the displacement track of the brush (310), the half gear (34) and the rack (36) are meshed with each other, a switch is provided on the side of the motor (33), and the brush (310) is made of nylon.

3. A DC charging pile characteristic tester according to claim 2, characterized in that: A notch (10) is provided on the side of the L-shaped plate (31), a short rod (5) is fixedly connected to the side of the L-shaped plate (31), a spring (6) is fixedly connected to the side of the short rod (5), and one end of the spring (6) away from the short rod (5) is fixedly connected to the side of the rack (36).

4. A DC charging pile characteristic tester according to claim 3, characterized in that: The cleaning device (4) comprises an L-shaped plate (31) having a vertical rod (313) fixedly connected to the top thereof, a horizontal rod (314) fixedly connected to the side thereof, a rotating rod (315) rotatably connected to the side thereof, one end of the rotating rod (315) fixedly connected to a bevel gear (316), a connecting belt (312) fixedly sleeved on the output shaft of the motor (33), an end of the connecting belt (312) away from the motor (33) fixedly sleeved on the circumferential surface of the rotating rod (315), and a fixed portion of the side of the tester (1) A support rod (317) is fixedly connected, a cylindrical rod (319) passes through the side of the support rod (317), one end of the cylindrical rod (319) is fixedly connected to a bevel gear 2 (318), a belt (320) is fixedly sleeved on the circumferential surface of the cylindrical rod (319), and a rotating rod (321) is rotatably connected to the side of the support rod (317), one end of the belt (320) away from the cylindrical rod (319) is fixedly sleeved on the circumferential surface of the rotating rod (321), and a fan blade (322) is fixedly connected to the circumferential surface of the rotating rod (321).

5. A DC charging pile characteristic tester according to claim 4, characterized in that: The bevel gear 1 (316) and the bevel gear 2 (318) are meshed with each other. A plurality of fan blades (322) are provided and arranged in a circumferential array on the circumferential surface of the rotating rod (321). The fan blades (322) are located on the side of the connecting port (2).

6. A DC charging pile characteristic tester according to claim 5, characterized in that: The fan blade (322) is located on the side of the brush (310), the support rod (317) is set to be made of metal material, the fan blade (322) is set to be made of plastic material, and the bevel gear 2 (318) and the bevel gear 1 (316) are located on the side of the rack (36).

7. A DC charging pile characteristic tester according to claim 6, characterized in that: The connection ports (2) are provided in a plurality and arranged along a linear array on the top of the tester (1). A cover plate (9) is hingedly connected to the side of the tester (1), and a handle (7) is provided on the side of the tester (1).

8. A DC charging pile characteristic tester according to claim 7, characterized in that: A display screen (8) is provided on the top of the tester (1), the cover plate (9) is located on the side of the display screen (8), and the connection port (2) is located on the side of the display screen (8).

9. A DC charging pile characteristic tester according to claim 8, characterized in that: The top of the tester (1) is provided with a plurality of sockets arranged along a linear array at the top of the tester (1). The handle (7) is located at the bottom of the connection port (2).

10. A DC charging pile characteristic tester according to claim 9, characterized in that: The spring (6) is located on the inner wall of the slot (10), the short rod (5) is made of metal, the short rod (5) is located at the bottom of the slot (10), and the top of the cover plate (9) is fixedly connected with a fixing buckle.

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