BMS automatic testing device

Abstract

The utility model provides a BMS automatic testing device, comprising a cabinet and a three-color lamp, a battery testing device is arranged in the cabinet, the three-color lamp is electrically connected with the battery testing device, the three-color lamp is provided with a mounting seat, the mounting seat is provided with a positioning member, the cabinet is provided with a positioning hole, and the positioning hole is provided with a positioning hole. The positioning piece is arranged in the positioning hole, and the mounting seat is fixed on the cabinet through a limiting bolt. Through the arrangement, the three-color lamp can be quickly and stably fixed on the cabinet without using an installation tool, so that the working efficiency of installation personnel is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery testing devices, in particular to a BMS automatic testing device. Background Art

[0002] A BMS (Battery Management System) automatic testing device is a device specifically used for automatically testing and evaluating a battery management system. The BMS is a system used to monitor, protect, and manage a battery pack, and is commonly used in fields such as electric vehicles and energy storage systems;

[0003] The utility model patent with the authorization announcement number CN212321803U discloses an intelligent battery pack offline detection device which is equivalent to a BMS automatic testing device. It includes a control unit, a conveying unit capable of realizing the loading and unloading of a battery pack to be tested, an automatic testing unit capable of realizing the N-item performance detection of the battery pack to be tested, and an automatic crimping unit capable of realizing the alignment and conduction of the battery pack to be tested, where N≥2. The automatic testing unit includes an upper protective cover and a lower cabinet, and the automatic crimping unit is located between the upper protective cover and the lower cabinet; the automatic crimping unit includes a crimping component for conducting the battery pack to be tested and a three-axis moving platform for adjusting the position of the floating crimping unit, and a three-color lamp, a housing, an insulation withstand voltage tester, an internal resistance tester, and a multifunctional multimeter are integrated on the upper protective cover. However, most of the existing BMS automatic testing devices use a bolt fixing method to install and use the three-color lamp. Since the use of bolts requires professional assembly tools, it is undoubtedly inconvenient for operators to use.

[0004] Therefore, based on the above defects, the prior art still needs to be improved and developed. Content of the Utility Model

[0005] The purpose of the utility model is to provide a BMS automatic testing device that is convenient for quickly installing a three-color lamp in view of the defects and deficiencies of the prior art.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A BMS automatic test device described in the present utility model includes a cabinet and a three-color lamp. A battery test device is arranged inside the cabinet. The three-color lamp is electrically connected to the battery test device and can monitor the operating state of the battery test device. The battery test device includes an industrial control computer, a control panel, an electronic load, a high-voltage source, an oscilloscope, etc. Movable casters for facilitating the movement of the cabinet are fixed at the bottom of the cabinet. A plurality of wiring ports are provided at the rear side of the cabinet, and the plurality of wiring ports can be used to connect transmission lines such as network cables and power cables. The above contents are all prior arts and will not be elaborated in detail here. The three-color lamp is provided with a mounting seat, and a positioning member is arranged on the mounting seat. The positioning member is a block structure. A positioning hole is provided at the upper end of the cabinet, and the structure of the positioning hole matches the block structure. The positioning member is placed in the positioning hole, and the mounting seat is fixed on the cabinet through a limit pin. Through the above structural settings, the positioning member can be quickly positioned on the cabinet, and the limit pin can limit and fix the mounting seat. Without using installation tools, the three-color lamp can be quickly and stably fixed on the cabinet, effectively improving the work efficiency of installers.

[0008] According to the above solution, a pin hole is provided on the mounting seat, and a through hole is provided on the cabinet. The first end of the limit pin passes through the through hole and is placed in the pin hole, and the second end of the limit pin is placed outside. Through the above structural settings, the mounting seat can be limited and locked by the limit pin.

[0009] According to the above solution, a moving block is fixedly connected to the limit pin. A guiding groove for facilitating the reciprocating movement of the moving block is provided on the cabinet. An elastic member is arranged between the moving block and the guiding groove. When the limit pin is pulled outwards, the elastic member deforms. When the limit pin is released, the elastic member resets and drives the limit pin to move towards the pin hole. Through the above structural settings, during installation, the installer holds the second end of the limit pin and pulls the limit pin outwards, so that its first end can be separated from the pin hole, thereby releasing the limit of the limit pin on the mounting seat. When the limit pin is pushed inwards, its first end can be inserted into the pin hole, thereby limiting and locking the mounting seat.

[0010] According to the above solution, one end of the elastic member is fixedly connected to the inner side wall of the guiding groove close to the pin hole, and the other end is fixedly connected to the moving block. Through the above structural settings, the reset function of the limit pin can be completed.

[0011] According to the above solution, the installation solution of the elastic member can also be as follows. One end of the elastic member is fixedly connected / abutted to the moving block, and the other end is fixedly connected / abutted to the inner side wall of the guide groove away from the plug hole. Through the above structural arrangement, the reset function of the limit pin can also be completed.

[0012] According to the above solution, the elastic member is a spring structure.

[0013] According to the above solution, a limit block is fixed on the mounting seat, the plug hole is arranged on the limit block, a limit hole is arranged on the cabinet, and the limit block is arranged in the limit hole. Through the above structural arrangement, it is beneficial to quickly position the mounting seat on the cabinet, so that the plug hole corresponds to the through hole.

[0014] According to the above solution, several convex points are provided at the second end of the limit pin. Through the above structural arrangement, the several convex points play a role in anti-slip and can facilitate the installer to operate the limit pin.

[0015] According to the above solution, a protection plate is provided at the front end of the cabinet, several heat dissipation through grooves are provided on the protection plate, and a heat dissipation fan is provided at the rear end of the cabinet. Through the above structural arrangement, it is beneficial to the heat dissipation of the battery testing device during operation.

[0016] According to the above solution, the present utility model further includes a display, the display is installed on the side wall of the cabinet through a support frame, and the display is electrically connected to the battery testing device. Through the above structural arrangement, the display is installed on the cabinet, and the integrity is better, and the whole machine can be carried.

[0017] Advantages of the present utility model:

[0018] The three-color lamp of the present utility model is fixed on the cabinet through a mounting seat. A positioning member is provided on the mounting seat. The positioning member can quickly position the mounting seat on the cabinet, and then the mounting seat is limited and fixed by a limit pin. The three-color lamp can be quickly and stably fixed on the cabinet without using installation tools, effectively improving the work efficiency of the installer. Brief Description of the Drawings

[0019] Figure 1 is a front partial cross-sectional view of the present utility model;

[0020] Figure 2 is a rear three-dimensional view of the present utility model;

[0021] Figure 3 is Figure 1 an enlarged structural schematic diagram of part A in

[0022] In the figure: 1, cabinet; 2, three-color light; 3, mounting base; 4, limit pin; 5, moving block; 6, elastic member; 7, protective plate; 8, first heat dissipation slot; 9, second heat dissipation slot; 10, heat dissipation fan; 11, display; 12, support frame; 13, wiring port; 14, movable caster; 15, industrial control computer; 16, control panel; 17, electronic load; 18, high-voltage source; 19, oscilloscope; 101, positioning hole; 102, through hole; 103, limit hole; 104, guide groove; 301, positioning member; 302, limit block; 303, pin hole; 41, bump. Detailed implementation mode

[0023] The technical solution of the present utility model will be described below in conjunction with the drawings and embodiments.

[0024] As Figures 1-3 shown, a BMS automatic test device of the present utility model includes a cabinet 1 and a three-color light 2. A battery test device is arranged in the cabinet 1. The three-color light 2 is electrically connected to the battery test device. The three-color light 2 can monitor the operating state of the battery test device. The battery test device includes an industrial control computer 15, a control panel 16, an electronic load 17, a high-voltage source 18, an oscilloscope 19, etc. Movable casters 14 for facilitating the movement of the cabinet 1 are fixed at the bottom of the cabinet 1. A plurality of wiring ports 13 are arranged at the rear side of the cabinet 1. The plurality of wiring ports 13 can be used to connect transmission lines such as network lines and power lines. The above contents are all prior arts and will not be elaborated in detail here. The three-color light 2 is provided with a mounting base 3. A positioning member 301 is arranged on the mounting base 3. The positioning member 301 is a block structure. A positioning hole 101 is arranged at the upper end of the cabinet 1. The structure of the positioning hole 101 matches the block structure. The positioning member 301 is placed in the positioning hole 101. The mounting base 3 is fixed on the cabinet 1 through a limit pin 4. Through the above structural arrangement, the positioning member 301 can be quickly positioned on the cabinet 1, and the limit pin 4 can limit and fix the mounting base 3. The three-color light 2 can be quickly and stably fixed on the cabinet 1 without using installation tools, effectively improving the work efficiency of installers.

[0025] Furthermore, a limiting block 302 is fixed on the mounting base 3, a limiting hole 103 is provided on the cabinet 1, the structure of the limiting hole 103 matches that of the limiting block 302, and the limiting block 302 is arranged in the limiting hole 103. The limiting block 302 is perpendicular to the limiting bolt 4. A bolt hole 303 is provided on the limiting block 302, a through hole 102 is provided on the cabinet 1, the through hole 102 corresponds to the bolt hole 303, the first end of the limiting bolt 4 passes through the through hole 102 and is placed in the bolt hole 303, and the second end of the limiting bolt 4 is placed outside. Through the above structural arrangement, it is beneficial for the mounting base 3 to be quickly positioned on the cabinet 1, so that the bolt hole 303 corresponds to the through hole 102. During specific operation, the installer holds the second end of the limiting bolt 4 and pulls the limiting bolt 4 outwards, so that its first end can be disengaged from the bolt hole 303, thereby releasing the limit of the limiting bolt 4 on the mounting base 3. When the limiting bolt 4 is pushed inwards, its first end can be inserted into the bolt hole 303 to limit and lock the mounting base 3.

[0026] Furthermore, a moving block 5 is fixedly connected to the limiting bolt 4. A guiding groove 104 for the reciprocating movement of the moving block 5 is provided on the cabinet 1. An elastic member 6 is provided between the moving block 5 and the guiding groove 104. When the limiting bolt 4 is pulled outwards, the elastic member 6 deforms. When the limiting bolt 4 is released, the elastic member 6 resets and drives the limiting bolt 4 to move towards the bolt hole 303. Through the above structural arrangement, it is beneficial that after the limiting bolt 4 is pulled outwards, the limiting bolt 4 can automatically reset, so that the first end of the limiting bolt 4 is placed in the bolt hole 303 to automatically complete the locking. Moreover, when the present utility model is working, the limiting bolt 4 will not fall off, and the stable connection between the mounting base 3 and the cabinet 1 is always maintained.

[0027] Furthermore, the elastic member 6 is a spring. There are two springs, and the two springs are balanced with each other. One end of the two springs is fixedly connected to the inner side wall of the guiding groove 104 close to the bolt hole 303, and the other end is fixedly connected to the moving block 5. Through the above structural arrangement, not only can the reset function of the limiting bolt 4 be completed, but also the back-and-forth movement of the limiting bolt 4 can be made smoother.

[0028] Furthermore, a plurality of bumps 41 are provided at the second end of the limiting bolt 4. Through the above structural arrangement, the plurality of bumps 41 play a role in anti-slip and facilitate the installer to operate the limiting bolt 4.

[0029] Furthermore, a protective plate 7 is provided at the front end of the cabinet 1, and a plurality of first heat dissipation through grooves 8 are provided on the protective plate 7. A heat dissipation fan 10 is provided at the rear end of the cabinet 1. Through the above structural arrangement, it is beneficial to the heat dissipation of the battery testing device during operation. Preferably, second heat dissipation through grooves 9 are further provided at the upper end and the lower end of the cabinet 1 in this embodiment.

[0030] Furthermore, the present utility model further includes a display 11, and the display 11 is mounted on the side wall of the cabinet 1 through a support frame 12. The display 11 is electrically connected to the battery testing device. Through the above structural arrangement, the display 11 is mounted on the cabinet 1, and the integrity is better, and the whole machine can be carried.

[0031] The above description is only a preferred embodiment of the present utility model. Therefore, any equivalent changes or modifications made according to the structure, features and principles described in the scope of the patent application of the present utility model are included in the scope of the patent application of the present utility model.

Claims

1. A BMS automated test device, comprising a cabinet and a three-color light. A battery test device is arranged inside the cabinet, and the three-color light is electrically connected to the battery test device. It is characterized in that The three-color lamp is provided with a mounting base, a positioning member is provided on the mounting base, a positioning hole is provided on the cabinet, the positioning member is placed in the positioning hole, and the mounting base is fixed to the cabinet by a limit pin.

2. The BMS automated test device according to claim 1, characterized in that, A pin hole is provided on the mounting base, a through hole is provided on the cabinet, the first end of the limit pin passes through the through hole and is placed in the pin hole, and the second end of the limit pin is placed outside.

3. The BMS automated test device according to claim 2, wherein A moving block is fixedly connected to the limit pin, a guide groove for the reciprocating movement of the moving block is provided on the cabinet, an elastic member is provided between the moving block and the guide groove, the limit pin is pulled outwards, the elastic member deforms, the limit pin is released, and the elastic member resets and drives the limit pin to move towards the pin hole.

4. The BMS automated test device according to claim 3, characterized in that, One end of the elastic member is fixedly connected to the inner side wall of the guide groove close to the pin hole, and the other end is fixedly connected to the moving block.

5. The BMS automated test device according to claim 3, wherein, One end of the elastic member is fixedly connected / abutted to the moving block, and the other end is fixedly connected / abutted to the inner side wall of the guide groove far from the pin hole.

6. The BMS automated test device according to claim 3, wherein The elastic member is a spring structure.

7. The BMS automated test device according to claim 2, wherein, A limit block is fixed on the mounting base, the pin hole is provided on the limit block, a limit hole is provided on the cabinet, and the limit block is placed in the limit hole.

8. The BMS automated test device according to claim 2, characterized in that, Several bumps are provided at the second end of the limit pin.

9. The BMS automated test device according to claim 1, characterized in that, A protective plate is provided at the front end of the cabinet, several first heat dissipation through grooves are provided on the protective plate, and a heat dissipation fan is provided at the rear end of the cabinet.

10. The BMS automated test device according to claim 1, wherein, It further includes a display, the display is installed on the side wall of the cabinet through a support frame, and the display is electrically connected to the battery testing device.

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