CN215498323U

CN215498323U - Battery charging and discharging management device

Info

Publication number: CN215498323U
Application number: CN202121211537.4U
Authority: CN
Inventors: 魏思亮; 杨光
Original assignee: Zhengzhou Dianluge Network Technology Co ltd
Current assignee: Zhengzhou Dianluge Network Technology Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-01-11
Anticipated expiration: 2031-06-01

Abstract

The utility model provides a battery charging and discharging management device which comprises a plurality of battery boxes, wherein temperature sensors and voltage sensors are arranged in the plurality of battery boxes and are electrically connected in a BMS main control module, a circuit board is arranged in the BMS main control module, a charging management circuit, a temperature acquisition circuit, a voltage acquisition circuit, a communication circuit and a power supply are arranged on the circuit board, a mounting seat is detachably connected on the circuit board, clamping mechanisms are symmetrically and fixedly connected on the mounting seat, an MCU is arranged between the two clamping mechanisms, a rebound mechanism can be in contact connection with the lower part of the MCU, the MCU is connected with the charging management circuit, the current acquisition circuit, the temperature acquisition circuit, the voltage acquisition circuit and the communication circuit, and the power supply is used for supplying power. The discharging state of the charging box of the battery is monitored through the BMS main control module, the MCU used by the BMS main control module is quickly limited and installed through the clamping mechanism, and meanwhile, the MCU is quickly disassembled through the rebounding mechanism.

Description

Battery charging and discharging management device

Technical Field

The utility model mainly relates to the technical field of battery charging and discharging, in particular to a battery charging and discharging management device.

Background

The Battery Management System (BMS) is a set of control system for protecting the use safety of the power battery, constantly monitors the use state of the battery, relieves the inconsistency of the battery pack through necessary measures, and provides guarantee for the use safety of the new energy vehicle.

MCU is the component that BMS host system is not advisable few, because the core MCU mounting means that BMS host system used is very troublesome, the dismantlement of being not convenient for simultaneously leads to resource utilization significantly reducing.

SUMMERY OF THE UTILITY MODEL

The present invention provides a battery charging/discharging management device, which is used to solve the technical problems in the background art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a battery charging and discharging management device comprises a plurality of battery boxes, wherein a temperature sensor and a voltage sensor are arranged in each battery box and are electrically connected in a BMS main control module, a circuit board is arranged in the BMS main control module, a charging management circuit, a temperature acquisition circuit, a voltage acquisition circuit, a communication circuit and a power supply are arranged on the circuit board, a mounting seat is detachably connected on the circuit board, clamping mechanisms are symmetrically and fixedly connected on the mounting seat, an MCU is arranged between the two clamping mechanisms, a springback mechanism can be in contact connection with the lower part of the MCU, the temperature sensor is electrically connected with the temperature acquisition circuit, the voltage sensor is electrically connected with the voltage acquisition circuit, the MCU is connected with the charging management circuit, a current acquisition circuit, a temperature acquisition circuit, a voltage acquisition circuit and the communication circuit, the power supply is used for supplying power.

Preferably, clamping mechanism includes the grip block, the equal fixed connection cavity loop bar in both sides of grip block, the first spring of fixed connection on the cavity loop bar, the one end fixed connection of first spring on the fixed plate, fixed plate fixed connection in on the mount pad, the slide bar is equipped with to first spring endotheca, the one end fixed connection of slide bar in on the fixed plate, the one end sliding connection of slide bar in the cavity loop bar.

Preferably, one side of the clamping plate is L-shaped and used for limiting the side faces of two sides of the MCU, and the faces of the clamping plate, which are in contact with the MCU, are provided with soft rubber gaskets.

Preferably, the rebounding mechanism comprises a fixed block, the fixed block is fixedly connected in a groove, the groove is formed in the mounting seat, a plurality of connecting blocks are fixedly connected in the fixed block, the connecting blocks are multiple, vertical rods are fixedly connected to the connecting blocks, a second spring is sleeved on each vertical rod, and one end of each vertical rod is slidably connected into a limiting block.

Preferably, the limiting block comprises a hemisphere, a loading plate is fixedly connected to the lower portion of the hemisphere, the loading plate is connected to the inside of the fixing block in a sliding mode, a plurality of through holes are formed in the loading plate and extend to the inside of the hemisphere, and the through holes are connected to the vertical rod in a sliding mode.

Preferably, both sides of mount pad all are equipped with a plurality of screw, the mount pad with circuit board threaded connection.

Preferably, the mounting seat and the circuit board are connected through a bolt.

Compared with the prior art, the utility model has the beneficial effects that:

the discharging state of the charging box of the battery is monitored through the BMS main control module, the MCU used by the BMS main control module is quickly limited and installed through the clamping mechanism, and meanwhile, the MCU is quickly disassembled through the rebounding mechanism.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of a BMS host control module of the present invention;

fig. 2 is a circuit block diagram of a BMS host control module of the present invention;

FIG. 3 is a schematic view of the circuit board of the present invention;

FIG. 4 is an enlarged partial schematic view of the present invention;

FIG. 5 is a schematic structural view of the rebounding mechanism of the present invention;

fig. 6 is a schematic structural diagram of a limiting block of the present invention.

In the figure: 1. a battery box; 2. a temperature sensor; 3. a voltage sensor; 4. a BMS main control module; 41. a circuit board; 42. a mounting seat; 421. a groove; 422. a screw hole; 5. a clamping mechanism; 51. a clamping plate; 511. a soft rubber gasket; 52. a hollow loop bar; 53. a first spring; 54. a fixing plate; 55. a slide bar; 6. MCU; 7. a rebound mechanism; 71. a fixed block; 72. connecting blocks; 73. a vertical rod; 74. a second spring; 75. a limiting block; 751. a hemisphere; 752. a loading plate; 753. and a through hole.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-6, a battery charging and discharging management device, which comprises a plurality of battery boxes 1, wherein a temperature sensor 2 and a voltage sensor 3 are arranged in each battery box 1, the temperature sensor 2 and the voltage sensor 3 are electrically connected in a BMS main control module 4, a circuit board 41 is arranged in the BMS main control module 4, a charging management circuit, a temperature acquisition circuit, a voltage acquisition circuit, a communication circuit and a power supply are arranged on the circuit board 41, a mounting seat 42 is detachably connected on the circuit board 41, clamping mechanisms 5 are symmetrically and fixedly connected on the mounting seat 42, a MCU6 is arranged between the two clamping mechanisms 5, a rebound mechanism 7 can be connected under an MCU6 in a contacting manner, the temperature sensor 2 is electrically connected with the temperature acquisition circuit, the voltage sensor 3 is electrically connected with the voltage acquisition circuit, the MCU6 is connected with the charging management circuit, the current acquisition circuit, the temperature acquisition circuit, the voltage acquisition circuit and the communication circuit, the power supply is used for supplying power.

The clamping mechanism 5 comprises a clamping plate 51, both sides of the clamping plate 51 are fixedly connected with hollow loop bars 52, the hollow loop bars 52 are fixedly connected with first springs 53, one ends of the first springs 53 are fixedly connected to fixed plates 54, the fixed plates 54 are fixedly connected to the mounting base 42, slide rods 55 are sleeved in the first springs 53, one ends of the slide rods 55 are fixedly connected to the fixed plates 54, and one ends of the slide rods 55 are slidably connected in the hollow loop bars 52; one side of the clamping plate 51 is in an L-like shape and used for limiting the side surfaces of two sides of the MCU6, and the surfaces of the clamping plate 51, which are contacted with the MCU6, are provided with soft rubber gaskets 511. This design is through pressing into MCU6, and MCU6 extrudes pinch plate 51 to make first spring 53 shrink, produce the restoring force and press from both sides MCU6 tightly, one side of pinch plate 51 is "L" type, can fix the both sides upper portion of MCU 6.

The rebounding mechanism 7 comprises a fixing block 71, the fixing block 71 is fixedly connected into a groove 421, the groove 421 is formed in the mounting seat 42, a plurality of connecting blocks 72 are fixedly connected into the fixing block 71, a vertical rod 73 is fixedly connected onto the connecting blocks 72, a second spring 74 is sleeved on the vertical rod 73, and one end of the vertical rod 73 is slidably connected into the limiting block 75; stopper 75 includes hemisphere 751, and hemisphere 751's below fixed connection carries thing board 752, carries thing board 752 sliding connection inside fixed block 71, carries and has seted up a plurality of through-holes 753 on the thing board 752, and a plurality of through-holes 753 all extend to the inside of hemisphere 751, equal sliding connection vertical pole 73 in a plurality of through-holes 753. When the MCU6 descends, the hemisphere 751 is squeezed to deform the second spring 74, generating restoring forces which are released after the clamping plate 51 releases the limits on the two sides of the MCU6, ejecting the MCU 6.

A plurality of screw holes 422 are arranged on both sides of the mounting seat 42, and the mounting seat 42 is in threaded connection with the circuit board 41; the mount 42 and the circuit board 41 are connected by bolts.

The specific operation mode of the utility model is as follows:

firstly, the discharge state of a charging box of a battery is monitored through a BMS main control module, when the MCU6 is installed, the MCU6 is pressed in, the MCU6 extrudes the clamping plate 51, the first spring 53 is contracted to generate restoring force to clamp the MCU6, one side of the clamping plate 51 is in an L-like shape, and the upper parts of two sides of the MCU6 can be fixed;

when the MCU6 descends, the hemisphere 751 is squeezed to deform the second spring 74, generating restoring forces which are released after the clamping plate 51 releases the limits on the two sides of the MCU6, ejecting the MCU 6.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims

1. A battery charging and discharging management device comprises a plurality of battery boxes (1), and is characterized in that a plurality of battery boxes (1) are internally provided with a temperature sensor (2) and a voltage sensor (3), the temperature sensor (2) and the voltage sensor (3) are electrically connected in a BMS main control module (4), a circuit board (41) is arranged in the BMS main control module (4), the circuit board (41) is provided with a charging management circuit, a temperature acquisition circuit, a voltage acquisition circuit, a communication circuit and a power supply, the circuit board (41) is detachably connected with a mounting seat (42), the mounting seat (42) is symmetrically and fixedly connected with clamping mechanisms (5), an MCU (6) is arranged between the two clamping mechanisms (5), the lower part of the MCU (6) can be in contact connection with a rebound mechanism (7), and the temperature sensor (2) is electrically connected with the temperature acquisition circuit, the voltage sensor (3) is electrically connected with the voltage acquisition circuit, the MCU (6) is connected with the charging management circuit, the current acquisition circuit, the temperature acquisition circuit, the voltage acquisition circuit and the communication circuit, and the power supply is used for supplying power.

2. The battery charging and discharging management device according to claim 1, wherein the clamping mechanism (5) comprises a clamping plate (51), a hollow loop bar (52) is fixedly connected to both sides of the clamping plate (51), a first spring (53) is fixedly connected to the hollow loop bar (52), one end of the first spring (53) is fixedly connected to a fixing plate (54), the fixing plate (54) is fixedly connected to the mounting seat (42), a sliding rod (55) is sleeved in the first spring (53), one end of the sliding rod (55) is fixedly connected to the fixing plate (54), and one end of the sliding rod (55) is slidably connected to the hollow loop bar (52).

3. The battery charging and discharging management device according to claim 2, wherein one side of the clamping plate (51) is in an L-like shape and used for limiting the side surfaces of two sides of the MCU (6), and the surfaces of the clamping plate (51) contacting with the MCU (6) are provided with soft rubber gaskets (511).

4. The battery charging and discharging management device according to claim 1, wherein the springback mechanism (7) comprises a fixing block (71), the fixing block (71) is fixedly connected in a groove (421), the groove (421) is formed in the mounting seat (42), a plurality of connecting blocks (72) are fixedly connected in the fixing block (71), a plurality of vertical rods (73) are fixedly connected on the connecting blocks (72), a second spring (74) is sleeved on each vertical rod (73), and one end of each vertical rod (73) is slidably connected in a limiting block (75).

5. The battery charging and discharging management device according to claim 4, wherein the limiting block (75) comprises a hemisphere (751), a carrying plate (752) is fixedly connected below the hemisphere (751), the carrying plate (752) is slidably connected inside the fixing block (71), a plurality of through holes (753) are formed in the carrying plate (752), the through holes (753) all extend into the hemisphere (751), and the vertical rod (73) is slidably connected in the through holes (753).

6. The battery charging and discharging management device according to claim 1, wherein a plurality of screw holes (422) are formed on both sides of the mounting seat (42), and the mounting seat (42) is screwed with the circuit board (41).