CN217034193U

CN217034193U - Balancing instrument for automobile power lithium battery

Info

Publication number: CN217034193U
Application number: CN202123004476.7U
Authority: CN
Inventors: 吴刚; 郭友橙; 冯家耀
Original assignee: Guangzhou Huashang Vocational College
Current assignee: Guangzhou Huashang Vocational College
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-07-22
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a balancing instrument for an automobile power lithium battery, which relates to the field of lithium batteries and aims at solving the problems that the existing part of universal meters for automobile battery maintenance cannot balance battery voltage, have defects in work and cannot meet the requirements of maintenance personnel. The voltage detection device is novel in structure, can detect voltages of twenty-four or six single-string batteries, avoids omission of work, can detect temperature data of circuit nodes, protects the device, prolongs the service life of the batteries, and increases the practicability of the device.

Description

Balancing instrument for automobile power lithium battery

Technical Field

The utility model relates to the field of lithium batteries, in particular to a balancing device for an automotive power lithium battery.

Background

With the development of science and technology, the influence of new energy automobiles on the life of people is gradually increased, for example, the old-fashioned automobiles, Tesla, BYD, Xiaopeng automobiles and the like in the existing market bring great convenience to people, the living standard of people is improved to a great extent, and in the maintenance work of new energy automobiles, various difficulties are faced, the maintenance cost of three electric parts of the new energy automobiles is high, the maintenance difficulty is high, and tools which are comfortable to use are lacked;

at present, in the maintenance of new energy automobile power batteries, a maintenance master usually uses a universal meter to read some voltages, the number of batteries of a power battery pack is large, the voltages are unbalanced, repeated operation is performed, other influence factors are large, the existing universal meter cannot meet the requirement of balance when a maintenance worker detects, and in order to solve the problems, the balance device for the automobile power lithium batteries is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a balancing device for an automobile power lithium battery, which solves the problems that the existing part of universal meters for automobile battery maintenance cannot be used for training and balancing battery voltage, the work has defects, and the requirements of maintenance personnel cannot be met.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an equalizing device for automotive power lithium cell, includes the equalizing device main part, the side of equalizing device main part is provided with the chamber door, the surface of chamber door is provided with starting switch, the surface of chamber door is provided with the display screen, the side of display screen is provided with function switch, six ways battery detection mouth and twenty-four ways battery detection mouth have been seted up on the surface of chamber door, six ways battery detection mouth and twenty-four ways battery detection mouth are located same horizontal plane, the side of equalizing device main part is provided with switch, the inside of equalizing device main part is provided with a plurality of mounting panels, the bottom of equalizing device main part is provided with a plurality of fixed feet, every fixed foot all adopts the rubber material to make.

Preferably, one side that the display screen is close to the interior of balancing unit main part is provided with the display screen circuit, the display screen circuit is provided with the alligator clip with the display screen junction.

Preferably, the inside balanced control panel that is provided with of balancing device main part, the side of balanced control panel is provided with circuit switch, balanced control panel and circuit switch electric connection.

Preferably, the inside pilot lamp that is provided with of balancing unit main part, starting switch's inside is provided with the starting circuit, starting switch and starting circuit electric connection, the starting circuit and pilot lamp electric connection.

Preferably, a heat dissipation plate is arranged at the top of the balancing device main body, a temperature sensor is arranged inside the balancing device main body, a heat dissipation fan is arranged inside the balancing device main body, the position of the heat dissipation fan corresponds to the heat dissipation plate, the heat dissipation fan is electrically connected with the starting circuit, and the temperature sensor is arranged at each circuit node.

Preferably, the number of the fixing feet is four at the bottom of the main body of the balancing device, and the four fixing feet are uniformly distributed at four corners of the bottom of the main body of the balancing device.

The utility model has the beneficial effects that:

1. can detect the battery respectively through six way battery detection mouths and twenty four way battery detection mouths, make the device can show that twenty four groups or six groups list cluster battery voltage, maximum voltage, minimum voltage and total voltage, avoid work to omit to can detect the temperature data of battery through temperature sensor, and the temperature data of each circuit node, provide the protection to the device, increase the practicality of device.

2. Through opening switch, press starting switch, through each battery voltage of balanced control panel automated inspection to open line switch, make the battery voltage that voltage is high will flow to the battery that voltage is low, the battery voltage that voltage is low will rise, carry out the equilibrium to the voltage of each battery, increase the practicality of device, promote the life of battery.

To sum up, the device not only can carry out voltage detection to twenty four groups or six groups of single cluster batteries, avoids work to omit, can detect the temperature data of circuit node simultaneously, provides the protection to the device, and can promote the life of battery, increases the practicality of device, has solved current partial automobile battery and has overhauld the unable battery voltage equilibrium of omnipotent table of usefulness, and there is the defect in the work, has the problem that can't satisfy maintenance personal's balanced demand.

Drawings

Fig. 1 is a front structural schematic diagram of a main body structure of the present invention.

Fig. 2 is a schematic side view of the main structure of the present invention.

FIG. 3 is a circuit diagram of the present invention.

Reference numbers in the figures: 1. a balancing device main body; 2. starting a switch; 3. a power switch; 4. mounting a plate; 5. a fixing leg; 6. a function switch; 7. a display screen; 8. six battery detection ports; 9. twenty-four battery detection ports; 10. a box door; 11. a display screen circuit; 12. a crocodile clip; 13. a line switch; 14. balancing the control panel; 15. starting a circuit; 16. an indicator light; 17. a heat-dissipating fan; 18. a temperature sensor; 19. a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 3, the present invention provides the following technical solutions:

an equalizing device for an automobile power lithium battery comprises an equalizing device main body 1, wherein a box door 10 is arranged on the side surface of the equalizing device main body 1, a starting switch 2 is arranged on the surface of the box door 10, a display screen 7 is arranged on the surface of the box door 10, a function switch 6 is arranged on the side surface of the display screen 7, six battery detection ports 8 and twenty-four battery detection ports 9 are formed in the surface of the box door 10, the six battery detection ports 8 and the twenty-four battery detection ports 9 are positioned on the same horizontal plane, a power switch 3 is arranged on the side surface of the equalizing device main body 1, a plurality of mounting plates 4 are arranged inside the equalizing device main body 1, each circuit board can be mounted, an electronic circuit board is not marked in the drawing, a plurality of fixing pins 5 are arranged at the bottom of the equalizing device main body 1, and each fixing pin 5 is made of rubber materials, a display screen circuit 11 is arranged on one side of the display screen 7 close to the inside of the balancing device main body 1, an alligator clip 12 is arranged at the joint of the display screen circuit 11 and the display screen 7, a balancing control panel 14 is arranged inside the balancing device main body 1, a line switch 13 is arranged on the side surface of the balancing control panel 14, the balancing control panel 14 is electrically connected with the line switch 13, an indicator light 16 is arranged inside the balancing device main body 1, a starting circuit 15 is arranged inside the starting switch 2, the starting switch 2 is electrically connected with the starting circuit 15, the starting circuit 15 is electrically connected with the indicator light 16, a heat dissipation plate 19 is arranged at the top of the balancing device main body 1, a temperature sensor 18 is arranged inside the balancing device main body 1, a heat dissipation fan 17 is arranged inside the balancing device main body 1, and the position of the heat dissipation fan 17 corresponds to the heat dissipation plate 19, just

radiator fan

17 and 15 electric connection of starting circuit, temperature sensor 18 sets up in each circuit node, fixed foot 5 is provided with four, four in 1 bottom of equalizing device main part 5 evenly distributed is in 1 bottom four corners department of equalizing device main part, can detect the battery respectively through six way battery detection mouth 8 and twenty four way battery detection mouth 9, makes the device can show twenty four groups or six groups list cluster battery voltage, maximum voltage, minimum voltage and total voltage, avoids work to omit to can detect the temperature data of battery through temperature sensor 18, and the temperature data of each circuit node, provide the protection to the device, increase the practicality of device.

When the utility model is used, the temperature sensors 18 are respectively connected to the appointed areas of the battery to detect the temperature data of the battery, whether the temperature data is normal or not is detected, the temperature sensors 18 can display the highest temperature, the lowest temperature and the average temperature on the display screen 7, then the battery voltage detection line is connected to the corresponding area of the battery to detect the battery voltage, the total voltage, the highest voltage, the lowest voltage, the maximum voltage difference, the serial number of battery groups and the voltage of each battery are displayed on the display screen 7, then the detection wiring harness is connected with the six-way battery detection ports 8 or the twenty-four-way battery detection ports 9 according to the requirement, the power switch 3 is turned on, the starting switch 2 is pressed down, the voltage of each battery is automatically detected through the balance control board 14, the line switch 13 is turned on, so that the battery voltage with high voltage can flow to the battery with low voltage, the battery voltage can rise, the method comprises the steps of balancing the voltage of each battery, fully charging all the batteries for one time before balancing the batteries, finding a corresponding fault battery if the batteries cannot be charged, replacing the fault battery, recharging the fault battery, and balancing the batteries.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The balancing instrument for the automobile power lithium battery comprises a balancing instrument main body (1) and is characterized in that a box door (10) is arranged on the side face of the balancing instrument main body (1), a starting switch (2) is arranged on the surface of the box door (10), a display screen (7) is arranged on the surface of the box door (10), a function switch (6) is arranged on the side face of the display screen (7), six battery detection ports (8) and twenty-four battery detection ports (9) are formed in the surface of the box door (10), the six battery detection ports (8) and the twenty-four battery detection ports (9) are located on the same horizontal plane, a power switch (3) is arranged on the side face of the balancing instrument main body (1), a plurality of mounting plates (4) are arranged in the balancing instrument main body (1), a plurality of fixing pins (5) are arranged at the bottom of the balancing instrument main body (1), each fixing foot (5) is made of rubber materials.

2. The balancing instrument for the lithium battery used for the automobile power system according to claim 1, characterized in that one side of the display screen (7) close to the inside of the balancing instrument main body (1) is provided with a display screen line (11), and an alligator clip (12) is arranged at the joint of the display screen line (11) and the display screen (7).

3. The equalizing instrument for the lithium battery of the automobile power as claimed in claim 1, wherein an equalizing control board (14) is arranged inside the equalizing instrument main body (1), a line switch (13) is arranged on the side surface of the equalizing control board (14), and the equalizing control board (14) is electrically connected with the line switch (13).

4. The balancing instrument for the lithium battery used for the automobile power as claimed in claim 1, characterized in that an indicator light (16) is arranged inside the balancing instrument main body (1), a starting circuit (15) is arranged inside the starting switch (2), the starting switch (2) is electrically connected with the starting circuit (15), and the starting circuit (15) is electrically connected with the indicator light (16).

5. The equalizing instrument for the lithium battery of the automobile power according to claim 1, characterized in that a heat dissipation plate (19) is arranged at the top of the equalizing instrument main body (1), a temperature sensor (18) is arranged inside the equalizing instrument main body (1), a heat dissipation fan (17) is arranged inside the equalizing instrument main body (1), the position of the heat dissipation fan (17) corresponds to the heat dissipation plate (19), the heat dissipation fan (17) is electrically connected with the starting circuit (15), and the temperature sensor (18) is arranged at each circuit node.

6. The equalizing instrument for lithium battery used in automobile power according to claim 1, characterized in that four fixing pins (5) are arranged at the bottom of the equalizing instrument main body (1), and the four fixing pins (5) are uniformly distributed at four corners of the bottom of the equalizing instrument main body (1).