CN210390742U

CN210390742U - Battery management system of new energy automobile

Info

Publication number: CN210390742U
Application number: CN201921279813.3U
Authority: CN
Inventors: 任立军; 戴士亮
Original assignee: Excellence Energy Technology Tianjin Co ltd
Current assignee: Excellence Energy Technology Tianjin Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-24
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a new energy automobile's battery management system, which comprises an outer shell, the inside of shell is provided with the inner bag, the top a week of shell and inner bag all is fixed with the fixed plate, the fixed orifices has all been opened to the top four corners position of fixed plate, two be provided with compression spring between the fixed plate, the inside of inner bag is provided with the battery, be provided with the buffer layer between inner bag and the battery, threaded hole is opened to one side of inner bag, the inside threaded connection of screw hole has the screw thread post, the outer wall of inner bag all is provided with a plurality of buffer, buffer is including the fixed column. The utility model discloses a buffer that sets up, on buffer set up the inner bag outer wall, on buffer's the other end contacted the inner wall of shell, when new energy automobile took place to shake, can carry out the vibrations to in the inner bag through the inside buffer spring of buffer and play the cushioning effect, improved the stability when the battery uses.

Description

Battery management system of new energy automobile

Technical Field

The utility model relates to a new energy automobile technical field especially relates to a new energy automobile's battery management system.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, new in technology and new in structure. The new energy automobile comprises four types of hybrid electric automobiles, pure electric automobiles, fuel cell electric automobiles, other new energy automobiles and the like. The electric automobile is mainly driven by electric power, most of the electric automobiles are directly driven by motors, one part of the electric automobiles are provided with motors in an engine compartment, and the other part of the electric automobiles are directly provided with wheels as rotors of four motors.

In the battery management system of the new energy automobile in the prior art, when the new energy automobile vibrates, the battery management system cannot play a good buffering role in the vibration of the inner container, the stability of the battery during use is relatively poor, a certain buffering effect cannot be achieved between the shell and the inner container, and the battery shakes greatly in the inner container.

Therefore, it is necessary to design a battery management system for a new energy vehicle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the battery management system of a new energy automobile who proposes.

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

a battery management system of a new energy automobile comprises a shell, wherein an inner container is arranged inside the shell, fixing plates are fixed on the shell and the inner container around the top of the shell and the inner container, fixing holes are formed in four corners of the top of each fixing plate, a compression spring is arranged between the two fixing plates, a battery is arranged inside the inner container, a buffer layer is arranged between the inner container and the battery, a threaded hole is formed in one side of the inner container, a threaded column is connected to the inner threads of the threaded hole, a plurality of buffer devices are arranged on the outer wall of the inner container, each buffer device comprises a fixing column, one end of each fixing column is fixed on the inner container, an extrusion sleeve is sleeved on the outer wall of each fixing column, a limiting groove is formed in the extrusion sleeve, limiting blocks are arranged on two sides of the other end of each fixing column, each limiting block is connected in the limiting groove in a, a buffer spring is installed between the fixing groove and the extrusion sleeve, and a protective layer is arranged at one end of the extrusion sleeve.

Furthermore, fixing bolts are inserted into the fixing holes, and the compression spring is sleeved on the fixing bolts between the two fixing plates.

Further, two mounting plates are welded on two sides of the shell, the mounting plates are located at the bottom of the side face of the shell, and mounting holes are formed in the top of the mounting plates.

Furthermore, a through hole is formed in one side of the shell and corresponds to the threaded hole in the inner container.

Furthermore, a plurality of heat dissipation holes are formed in the two sides of the shell and the inner container, and the heat dissipation holes are distributed equidistantly.

Furthermore, a groove is formed in one side of the inner container, an extrusion plate is arranged in the groove, a rotating groove is formed in one side of the extrusion plate, a rotating block is arranged at one end of the threaded column, and the rotating block is rotatably connected in the rotating groove.

The utility model has the advantages that:

1. through the buffer that sets up, on buffer set up the inner bag outer wall, on buffer's the other end contacted the inner wall of shell, when new energy automobile takes place vibrations, can carry out the vibrations to in the inner bag through the inside buffer spring of buffer and play the cushioning effect, stability when having improved the battery and using.

2. Through the compression spring who sets up, compression spring sets up on the fixing bolt between two fixed plates, can play certain buffering effect between shell and the inner bag to further reduce rocking of battery in the inner bag.

3. Through the stripper plate and the screw thread post that set up, adopt the screw thread post to promote the stripper plate and carry out the battery and extrude to make the battery fix in the inner bag, improved the stability of new energy automobile's battery in the inner bag.

4. Through the louvre that sets up, the louvre of opening at the both sides outer wall of shell and inner bag can give off the heat that new energy automobile battery produced, has improved the operational environment of battery, improves the life of battery.

Drawings

Fig. 1 is a schematic view of an overall structure of a battery management system of a new energy vehicle according to the present invention;

fig. 2 is an explosion structure diagram of the outer shell and the inner container of the battery management system of the new energy automobile provided by the utility model;

fig. 3 is a schematic structural diagram of a battery management system of a new energy vehicle according to the present invention;

fig. 4 is a schematic structural view of a buffer device of a battery management system of a new energy vehicle according to the present invention;

fig. 5 is the utility model provides a new energy automobile's battery management system's stripper plate structure sketch map.

In the figure: the device comprises a shell 1, a liner 2, a fixing plate 3, fixing holes 4, fixing bolts 5, batteries 6, a buffer layer 7, heat dissipation holes 8, through holes 9, threaded holes 10, threaded columns 11, mounting plates 12, mounting holes 13, compression springs 14, buffer devices 15, fixing columns 16, extrusion sleeves 17, limiting blocks 18, limiting grooves 19, fixing grooves 20, buffer springs 21, a protective layer 22, an extrusion plate 23, a rotating groove 24 and a rotating block 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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 also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative 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. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, a battery management system of a new energy automobile includes a housing 1, an inner container 2 is disposed inside the housing 1, fixing plates 3 are fixed to the housing 1 and the inner container 2 around the top of the housing 1, the fixing plates 3 facilitate connection between the housing 1 and the inner container 2, fixing holes 4 are formed at four corners of the top of the fixing plates 3, compression springs 14 are disposed between the two fixing plates 3, and a certain buffering effect can be achieved between the housing 1 and the inner container 2, so as to reduce shaking of the battery 6 in the inner container, a battery 6 is disposed inside the inner container 2, a buffer layer 7 is disposed between the inner container 2 and the battery 6, the buffer layer 7 can prevent the inner container 2 from wearing the battery 6 and can buffer the battery 6 to a small extent when the battery 6 vibrates, a threaded hole 10 is formed in one side of the inner container 2, and a threaded post 11 is threadedly connected inside the threaded hole 10, the outer wall of the inner container 2 is provided with a plurality of buffer devices 15, when the new energy automobile vibrates, the buffer spring 21 in the buffer device 15 can buffer the vibration in the inner container 2, the stability of the battery 6 is improved when in use, the buffer device 15 comprises a fixed column 16, one end of a fixed column 16 is fixed on the inner container 2, an extrusion sleeve 17 is sleeved on the outer wall of the fixed column 16, a limit groove 19 is arranged inside the extrusion sleeve 17, limit blocks 18 are arranged on two sides of the other end of the fixed column 16, and stopper 18 sliding connection prevents that extrusion cover 17 from breaking away from fixed column 16 one end in spacing groove 19, and the one end of fixed column 16 is opened there is fixed slot 20, installs buffer spring 21 between fixed slot 20 and the extrusion cover 17, can play the cushioning effect to making buffer, and the one end of extrusion cover 17 is provided with inoxidizing coating 22, and inoxidizing coating 22 prevents that buffer 15 from carrying out the fish tail to the inner wall of shell 1.

Further, the inside of fixed orifices 4 is pegged graft and is had fixing bolt 5, and fixing bolt 5 is used for the connection between shell 1 and the inner bag 2, and compression spring 14 cup joints on fixing bolt 5 between two fixed plates 3, and compression spring 14 is compressed when inner bag 2 produces vibrations to play the cushioning effect to inner bag 2.

Furthermore, two mounting plates 12 are welded on two sides of the shell 1, the mounting plates 12 are located at the bottom of the side faces of the shell 1, mounting holes 13 are formed in the tops of the mounting plates 12, and the shell 1 can be fixed to matched equipment through the mounting plates 12 and the mounting holes 13.

Furthermore, one side of the shell 1 is provided with a through hole 9, the through hole 9 corresponds to a threaded hole 10 in the liner 2, people can conveniently rotate and adjust the threaded column 11 in the threaded hole 10, and convenience is improved.

Further, a plurality of heat dissipation holes 8 are formed in the two sides of the shell 1 and the inner container 2, heat generated by the new energy automobile battery 6 can be dissipated, the working environment of the battery 6 is improved, the service life of the battery 6 is prolonged, and the heat dissipation holes 8 are distributed equidistantly.

Further, the inside one side of inner bag 2 is opened flutedly, and the inside of recess is provided with stripper plate 23, and one side of stripper plate 23 is opened has rotation groove 24, and the one end of screw post 11 is provided with turning block 25, and turning block 25 rotates and connects in turning groove 24, rotates screw post 11 and promotes stripper plate 23 and carry out the extrusion to battery 6 to make battery 6 fix in inner bag 2.

The working principle is as follows: when the novel energy automobile battery buffer device is used, the inner container 2 is placed in the outer shell 1, the fixing bolts 5 are inserted in the fixing holes 4, meanwhile, the compression springs 14 are sleeved between the fixing bolts 5 between the two fixing plates 3, a certain buffer effect can be achieved between the outer shell 1 and the inner container 2, shaking of the battery 6 in the inner container is further reduced, then the battery 6 of a novel energy automobile is placed in the inner container 2, the buffer layer 7 is arranged between the inner container 2 and the battery 6, abrasion of the inner container 2 on the battery 6 can be prevented, a small part of buffer can be performed on the battery 6 when vibration is generated, meanwhile, the protective layer 22 is arranged at one end of the buffer device 15, the buffer device 15 is prevented from scratching the inner wall of the outer shell 1, the threaded column 11 is rotated in the threaded hole 10 through a wrench, then the threaded column 11 pushes the extrusion plate 23 to extrude the battery 6, meanwhile, the rotating block 25 at one end of the threaded column 11 is rotated in the rotating groove, thereby make battery 6 fix in inner bag 2, the stability of new energy automobile's battery in inner bag 2 has been improved, when the car takes place to rock, buffer spring 21 through buffer 15 inside can carry out the vibrations to in inner bag 2 and play the cushioning effect, stability when having improved battery 6 and using, can produce the heat when car battery 6 uses, louvre 8 of opening on the both sides outer wall of shell 1 and inner bag 2, can give off the heat that new energy automobile battery 6 produced, the operational environment of battery 6 has been improved, the life of battery 6 is prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The battery management system of the new energy automobile comprises an outer shell (1) and is characterized in that an inner container (2) is arranged inside the outer shell (1), fixing plates (3) are fixed on the outer shell (1) and the inner container (2) at one periphery of the top of the outer shell (1), fixing holes (4) are formed in four corners of the top of each fixing plate (3), a compression spring (14) is arranged between every two fixing plates (3), a battery (6) is arranged inside the inner container (2), a buffer layer (7) is arranged between the inner container (2) and the battery (6), a threaded hole (10) is formed in one side of the inner container (2), a threaded column (11) is connected to the inner thread of the threaded hole (10), a plurality of buffer devices (15) are arranged on the outer wall of the inner container (2), each buffer device (15) comprises a fixing column (16), and one end of each fixing column (16) is fixed on the inner container (2), the outer wall of the fixed column (16) is sleeved with an extrusion sleeve (17), a limiting groove (19) is formed in the extrusion sleeve (17), limiting blocks (18) are arranged on two sides of the other end of the fixed column (16), the limiting blocks (18) are connected in the limiting groove (19) in a sliding mode, a fixing groove (20) is formed in one end of the fixed column (16), a buffer spring (21) is installed between the fixing groove (20) and the extrusion sleeve (17), and a protective layer (22) is arranged at one end of the extrusion sleeve (17).

2. The battery management system of the new energy automobile is characterized in that a fixing bolt (5) is inserted into the fixing hole (4), and the compression spring (14) is sleeved on the fixing bolt (5) between the two fixing plates (3).

3. The battery management system of the new energy automobile is characterized in that two mounting plates (12) are welded on two sides of the outer shell (1), the mounting plates (12) are located at the bottom of the side surfaces of the outer shell (1), and mounting holes (13) are formed in the top of the mounting plates (12).

4. The battery management system of the new energy automobile is characterized in that a through hole (9) is formed in one side of the outer shell (1), and the through hole (9) corresponds to a threaded hole (10) in the inner container (2).

5. The battery management system of the new energy automobile according to claim 1, wherein a plurality of heat dissipation holes (8) are formed in both sides of the outer shell (1) and the inner container (2), and the plurality of heat dissipation holes (8) are distributed equidistantly.

6. The battery management system of the new energy automobile according to claim 1, wherein a groove is formed in one side of the inner container (2), a squeezing plate (23) is arranged in the groove, a rotating groove (24) is formed in one side of the squeezing plate (23), a rotating block (25) is arranged at one end of the threaded column (11), and the rotating block (25) is rotatably connected in the rotating groove (24).