A new energy vehicle three-electricity detection device

Abstract

The utility model relates to the field of electrical cabinet discloses a new energy automobile three electric detection device, including the shell, the upper end of the front side center of shell is provided with high -voltage direct current voltmeter, is provided with pressure relief timer and high -voltage direct current output voltage ammeter respectively on the front side wall of the shell of high -voltage direct current voltmeter both sides, one side of high -voltage direct current output voltage ammeter is provided with 220V voltage ammeter, the front side wall of the shell near pressure relief timer one side edge place is provided with high -voltage gas pressure gauge, the front side wall of low -pressure gas pressure gauge is provided on the lower end shell of high -voltage gas pressure gauge. In the utility model, through the integration of multiple detection modes and control structure, can realize the detection to multiple different types simultaneously, improve comprehensive evaluation ability, improve the overall detection efficiency simultaneously, set up control structure, reduce the risk of misoperation, ensure the safety during high -voltage detection.

Description

Technical Field

[0001] This utility model relates to the field of testing devices, and in particular to a testing device for the three electric components of new energy vehicles. Background Technology

[0002] With increasing global emphasis on environment and sustainable development, new energy vehicles, especially electric vehicles, have experienced rapid development due to their low or even zero emissions. The core of electric vehicles mainly includes batteries, motors, and electronic control systems, collectively referred to as the "three electrics." The three electric systems are the power source and performance guarantee of new energy vehicles, and their performance directly affects the vehicle's safety and range.

[0003] Currently, there has been some research and application of testing devices and methods for the three-electric systems of new energy vehicles, but there are some shortcomings. Most existing testing devices can only test a single system and lack the ability to comprehensively evaluate the overall status of the three-electric system. In addition, most existing testing methods rely on manual operation, with low automation and low testing efficiency. Therefore, those skilled in the art provide a testing device for the three-electric systems of new energy vehicles to solve the problems mentioned in the background art. Utility Model Content

[0004] The purpose of this invention is to address the shortcomings of existing technologies by proposing a new energy vehicle three-electric testing device. By integrating multiple testing modes and control structures, it can simultaneously test multiple different types of vehicles, improving comprehensive evaluation capabilities and overall testing efficiency.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a new energy vehicle three-electric testing device, comprising a housing, a high-voltage DC voltmeter disposed at the upper end of the front center of the housing, a pressure holding and pressure relief timer and a high-voltage DC output voltage and current meter respectively disposed on the front side walls of the housing on both sides of the high-voltage DC voltmeter, a 220V voltage and current meter disposed on one side of the high-voltage DC output voltage and current meter, a high-pressure air pressure gauge disposed near the edge of the front side wall of the housing close to the pressure holding and pressure relief timer, a low-pressure air pressure gauge disposed on the front side wall of the housing below the high-pressure air pressure gauge, a detection switching button disposed at the lower end of the pressure holding and pressure relief timer, a high-voltage DC switch and a pump detection switch disposed on one side of the detection switching button, and a control structure disposed on the front side wall of the housing below the detection switching button;

[0006] The control structure includes a spare key, a pressure relief switch, a pump body detection switching button, a high-voltage DC output switch light, and a gun removal switch. The lower ends of the spare key, pressure relief switch, pump body detection switching button, high-voltage DC output switch light, output indicator light, and gun removal switch are respectively provided with a compressor inlet low-pressure interface, a compressor exhaust high-pressure interface, a UVW wiring port, a high-voltage DC output interface, and an OBC output interface.

[0007] The above technical solution integrates multiple detection modes and control structures, enabling simultaneous detection of various types of data, improving comprehensive evaluation capabilities, and enhancing overall detection efficiency.

[0008] Furthermore, a charging box CP signal screen is provided on the front side wall of the outer casing near the pump body detection switch, and an OBC signal display screen is provided at the lower end of the charging box CP signal screen;

[0009] The above technical solution allows for observation of the overall signal strength during use.

[0010] Furthermore, a DC output line is provided at the lower corner of the center of the front side wall of the housing, and an analog signal knob is provided on the front side wall of the housing at the upper end of the DC output line. A compressor low-pressure detection switch is provided at the upper end of the analog signal knob.

[0011] The above technical solution facilitates the output processing of the processed current.

[0012] Furthermore, adjustment knobs are respectively provided on the front side wall of the lower end housing of the high voltage DC voltmeter and the high voltage DC output voltage and current meter, and a 12V voltage and current meter is provided on the front side wall of the housing on the other side of the adjustment knob.

[0013] The above technical solution allows for the adjustment of the voltmeter and ammeter by controlling the adjustment knob according to usage needs.

[0014] Furthermore, a protective plate is provided on the rear side of the outer casing, and the protective plate is fixedly connected to the rear side wall of the outer casing by a plurality of fixing bolts;

[0015] The above technical solution allows for internal inspection and maintenance by removing the protective panel.

[0016] Furthermore, two cooling fans are provided at the lower end of the center of the rear side wall of the protective plate. The upper ends of the two cooling fans are respectively provided with output connectors and leakage protection switches. An exhaust port is provided at the diagonal corner of the lower end of the center of the rear side wall of the protective plate. The front side of the exhaust port penetrates the rear side wall of the protective plate and leads to the interior of the outer shell.

[0017] The above technical solution can achieve the discharge and treatment of internal heat.

[0018] Furthermore, four feet are fixedly connected to the center of the lower end face of the outer shell at four opposite corners, and the four feet are all made of rubber.

[0019] The above technical solutions facilitate overall support and protection, preventing shaking or movement during use.

[0020] This utility model has the following beneficial effects:

[0021] 1. This utility model integrates multiple detection modes and control structures, enabling simultaneous detection of multiple different types, improving comprehensive evaluation capabilities, and enhancing overall detection efficiency.

[0022] 2. In this utility model, by setting up a control structure, the risk of misoperation is reduced and the safety during high-voltage testing is ensured. Attached Figure Description

[0023] Figure 1 This is an isometric view of a new energy vehicle three-electric testing device proposed in this utility model;

[0024] Figure 2 This is a front view of a new energy vehicle three-electric testing device proposed in this utility model;

[0025] Figure 3 Another perspective is the isometric view of the new energy vehicle three-electric detection device proposed in this utility model.

[0026] Figure 4 This is a rear view of a new energy vehicle three-electric detection device proposed in this utility model.

[0027] Legend:

[0028] 1. Housing; 2. Feet; 3. High-pressure gauge; 4. Low-pressure gauge; 5. Compressor inlet low-pressure port; 6. Compressor exhaust high-pressure port; 7. Detection switch button; 8. High-voltage DC switch; 9. Pump body detection switch; 10. DC output line; 11. Analog signal knob; 12. 12V voltmeter and ammeter; 13. Adjustment knob; 14. 220V voltmeter and ammeter; 15. High-voltage DC output voltmeter and ammeter; 16. High-voltage DC voltmeter; 17. Pressure holding and releasing timer; 18. 19. Spare key; 20. Pressure relief switch; 21. Pump body detection switch button; 22. UVW wiring port; 23. High voltage DC; 24. OBC output interface; 25. Gun release switch; 26. Compressor detection low pressure switch; 27. OBC signal display screen; 28. Charging box CP signal screen; 29. ​​Output indicator light; 30. High voltage DC output switch light; 31. Output connector; 32. Cooling fan; 33. Fixing bolt; 34. Exhaust and oil drain port; 35. Protective plate; 36. Leakage protection switch. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] Reference Figure 1-4 An embodiment of this utility model provides a new energy vehicle three-electric detection device, including a housing 1. A high-voltage DC voltmeter 16 is provided at the upper end of the front center of the housing 1. A pressure holding and pressure relief timer 17 and a high-voltage DC output voltage and current meter 15 are respectively provided on the front side wall of the housing 1 on both sides of the high-voltage DC voltmeter 16. A 220V voltage and current meter 14 is provided on one side of the high-voltage DC output voltage and current meter 15. A high-voltage air pressure meter 3 is provided near the edge of the front side wall of the housing 1 on the side close to the pressure holding and pressure relief timer 17. A low-pressure air pressure meter 4 is provided on the front side wall of the housing 1 below the high-voltage air pressure meter 3. A detection switching button 7 is provided at the lower end of the pressure holding and pressure relief timer 17. A high-voltage DC switch 8 and a pump detection switch 9 are provided on one side of the detection switching button 7. A control structure is provided on the front side wall of the housing 1 below the detection switching button 7.

[0031] The control structure includes a spare key 18, a pressure relief switch 19, a pump body detection switching button 20, a high-voltage DC output switch light 29, and a gun removal switch 24. The lower ends of the spare key 18, pressure relief switch 19, pump body detection switching button 20, high-voltage DC output switch light 29, output indicator light 28, and gun removal switch 24 are respectively provided with a compressor inlet low-pressure interface 5, a compressor exhaust high-pressure interface 6, a UVW wiring port 21, a high-voltage DC 22, and an OBC output interface 23.

[0032] A charging box CP signal screen 27 is provided on the front wall of the outer casing 1 near the pump body detection switch 9. An OBC signal display screen 26 is provided at the lower end of the charging box CP signal screen 27. A DC output line 10 is provided at the lower corner of the center of the front wall of the outer casing 1. An analog signal knob 11 is provided on the front wall of the outer casing 1 at the upper end of the DC output line 10. A compressor detection low-pressure switch 25 is provided at the upper end of the analog signal knob 11.

[0033] An adjustment knob 13 is provided on the front wall of the lower end housing 1 of the high voltage DC voltmeter 16 and the high voltage DC output voltage and current meter 15, respectively. A 12V voltage and current meter 12 is provided on the front wall of the housing 1 on the other side of the adjustment knob 13. A protective plate 34 is provided on the rear side of the housing 1. The protective plate 34 is fixedly connected to the rear wall of the housing 1 by multiple fixing bolts 32.

[0034] Two cooling fans 31 are provided on the lower side of the center of the rear side wall of the protective plate 34. The upper ends of the two cooling fans 31 are respectively provided with output connectors 30 and leakage protection switches 35. The lower side of the center of the rear side wall of the protective plate 34 is provided with exhaust and oil drain ports 33. The front side of the exhaust and oil drain ports 33 penetrates the rear side wall of the protective plate 34 and leads to the interior of the outer shell 1. The lower end face of the outer shell 1 is fixedly connected with four feet 2 at the four opposite corners. The four feet 2 are all made of rubber.

[0035] Working Principle: This utility model is a testing device for the three electric components of new energy vehicles. By integrating multiple instruments such as a high-voltage DC voltmeter 16, a high-voltage air pressure gauge 3, a low-voltage air pressure gauge 4, a 12V voltage and current meter 12, a 220V voltage and current meter 14, a high-voltage DC output voltage and current meter 15, and a pressure holding and releasing timer 17, it can simultaneously detect the core parameters of the battery, motor, and electronic control system, realizing one-stop comprehensive testing, improving the overall testing efficiency, and reducing the risk of misoperation by setting up a control structure to ensure safety during high-voltage testing.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A testing device for the three electric components of a new energy vehicle, comprising a housing (1), characterized in that: A high-voltage DC voltmeter (16) is provided at the upper end of the front center of the outer casing (1). A pressure holding and pressure relief timer (17) and a high-voltage DC output voltage and current meter (15) are respectively provided on the front side wall of the outer casing (1) on both sides of the high-voltage DC voltmeter (16). A 220V voltage and current meter (14) is provided on one side of the high-voltage DC output voltage and current meter (15). A high-voltage air pressure gauge (3) is provided near the edge of the front side wall of the outer casing (1) on the side close to the pressure holding and pressure relief timer (17). A low-pressure air pressure gauge (4) is provided on the front side wall of the outer casing (1) below the high-voltage air pressure gauge (3). A detection switching button (7) is provided at the lower end of the pressure holding and pressure relief timer (17). A high-voltage DC switch (8) and a pump body detection switch (9) are provided on one side of the detection switching button (7). A control structure is provided on the front side wall of the outer casing (1) below the detection switching button (7). The control structure includes a spare key (18), a pressure relief switch (19), a pump detection switching button (20), a high-voltage DC output switch light (29), and a gun removal switch (24). The lower ends of the spare key (18), pressure relief switch (19), pump detection switching button (20), high-voltage DC output switch light (29), output indicator light (28), and gun removal switch (24) are respectively provided with a compressor inlet low-pressure interface (5), a compressor exhaust high-pressure interface (6), a UVW wiring port (21), a high-voltage DC (22), and an OBC output interface (23).

2. The new energy vehicle three-electric testing device according to claim 1, characterized in that: A charging box CP signal screen (27) is provided on the front side wall of the outer casing (1) near the pump body detection switch (9), and an OBC signal display screen (26) is provided at the lower end of the charging box CP signal screen (27).

3. The new energy vehicle three-electric testing device according to claim 1, characterized in that: A DC output line (10) is provided at the lower corner of the center of the front side wall of the outer casing (1). An analog signal knob (11) is provided on the front side wall of the outer casing (1) at the upper end of the DC output line (10). A compressor detection low-pressure switch (25) is provided at the upper end of the analog signal knob (11).

4. The new energy vehicle three-electric testing device according to claim 1, characterized in that: An adjustment knob (13) is provided on the front wall of the lower end housing (1) of the high voltage DC voltmeter (16) and the high voltage DC output voltage and current meter (15), respectively. A 12V voltage and current meter (12) is provided on the front wall of the housing (1) on the other side of the adjustment knob (13).

5. The new energy vehicle three-electric testing device according to claim 1, characterized in that: A protective plate (34) is provided on the rear side of the outer shell (1), and the protective plate (34) is fixedly connected to the rear side wall of the outer shell (1) by a plurality of fixing bolts (32).

6. The new energy vehicle three-electric testing device according to claim 5, characterized in that: Two cooling fans (31) are provided on the lower side of the center of the rear side wall of the protective plate (34). The upper ends of the two cooling fans (31) are respectively provided with output connectors (30) and leakage protection switches (35). An exhaust port (33) is provided at the diagonal of the lower side of the center of the rear side wall of the protective plate (34). The front side of the exhaust port (33) penetrates the rear side wall of the protective plate (34) and leads to the interior of the outer shell (1).

7. The new energy vehicle three-electric testing device according to claim 1, characterized in that: The lower end face of the outer shell (1) is fixedly connected to four opposite corners with pads (2), and the four pads (2) are all made of rubber.

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