CN212517383U

CN212517383U - Protective structure of vehicle-mounted battery of new energy automobile

Info

Publication number: CN212517383U
Application number: CN202020790603.7U
Authority: CN
Inventors: 尹辉; 莫耀炜
Original assignee: Guangxi Polytechnic Vocational Technical School
Current assignee: Guangxi Polytechnic Vocational Technical School
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-09
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a protective structure of new energy automobile vehicle-mounted battery, including battery protection case, case lid and battery pack, even fixed mounting has a plurality of rubber posts on battery protection case inner wall and bottom all around, and be equipped with the venthole between the adjacent rubber post and on the battery protection incasement wall, battery pack sets up in the battery protection case and all reaches the bottom all around and lean on the rubber post, the outer one side of battery protection bottom of the case portion is equipped with the inlet port, the top both sides all are equipped with double-barrelled guide rail in the case lid, double-barrelled guide rail passes through fixed plate and case lid fixed connection, sliding connection has the slider on the double-barrelled guide rail, the beneficial effects of the utility model: 1. the transverse and longitudinal jolts of the battery component are cushioned, so that the damping efficiency is improved; 2. the battery assembly is comprehensively, uniformly and efficiently cooled, and the vehicle-mounted battery is effectively prevented from heating; 3. the case lid can be through the convenient top of installing at the battery guard box of bolt and nut, and the dismouting case lid of being convenient for, and the later maintenance is simple.

Description

Protective structure of vehicle-mounted battery of new energy automobile

Technical Field

The utility model relates to a new energy automobile battery protection technical field specifically is a new energy automobile vehicle-mounted battery's protective structure.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure.

The new energy automobile is also called as an alternative fuel automobile, and comprises a pure electric automobile, a fuel cell electric automobile and other automobiles which all use non-petroleum fuel, and also comprises a hybrid electric automobile, an ethanol gasoline automobile and other automobiles which partially use non-petroleum fuel. All new energy automobiles existing at present are included in the concept, and are specifically divided into six categories: hybrid electric vehicles, pure electric vehicles, fuel cell vehicles, alcohol ether fuel vehicles, natural gas vehicles, and the like.

The new energy automobile in narrow sense can refer to the regulation of the national new energy automobile manufacturing enterprise and product admission management rule: the new energy automobile is an automobile which is formed by adopting unconventional automobile fuel as a power source and integrating advanced technologies in the aspects of power control and driving of the automobile and has advanced new technology, new structure and technical principle.

The existing heat dissipation measures of the vehicle-mounted battery of the new energy automobile are simple and crude, the heat dissipation is not comprehensive enough, if the overall temperature of the automobile battery pack is higher than a threshold value, the electric output power of the automobile can be reduced, meanwhile, the shockproof measures of the battery pack of the new energy automobile in the prior art are only controlled by a package shock stopping plate, the shockproof effect is weak, the service life of the battery pack is reduced, and the cost of replacing the battery of the new energy automobile is greatly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new energy automobile vehicle mounted battery's protective structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protective structure of on-vehicle battery of new energy automobile, includes battery protection case, case lid and battery pack, even fixed mounting has a plurality of rubber posts on battery protection case inner wall and the bottom all around, and is adjacent between the rubber post and be equipped with the venthole on the battery protection incasement wall, battery pack sets up in the battery protection case and all around and the bottom all supports and lean on the rubber post, the outer one side in battery protection bottom of the case portion is equipped with the inlet port, top both sides all are equipped with double-barrelled guide rail in the case lid, double-barrelled guide rail passes through fixed plate and case lid fixed connection, sliding connection has the slider on the double-barrelled guide rail, be connected with expanding spring, two between the both sides wall in slider and the case lid one side that the slider is close to mutually all rotates.

Preferably, case lid both sides fixed mounting has an installation ear, battery protection case upper end both sides fixed mounting has No. two installation ears, it is connected with fastening bolt to alternate between an installation ear and No. two installation ears, on the fastening bolt bottom and install mounting nut at No. two installation ear below screw thread.

Preferably, the lower end of the abutting plate abuts against the upper surface of the battery pack.

Preferably, the battery protection box is of an inner hollow structure, and the air outlet hole and the air inlet hole are communicated with the inside of the battery protection box.

Preferably, a plurality of elastic telescopic rods are fixedly mounted at the top end in the box cover, and the bottom ends of the pistons of the elastic telescopic rods are in contact connection with the upper end of the abutting plate.

Preferably, a plurality of heat dissipation holes are formed in the periphery of the box cover shell.

Preferably, both ends of the connecting rod are connected with the sliding block and the abutting plate through pin shafts.

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

1. the rubber columns are arranged on the periphery and the bottom of the inner wall of the battery protection box, the abutting plates are arranged above the battery assembly and pressed above the battery assembly, and the abutting plates are connected by the elastic telescopic rods and the sliding blocks connected by the telescopic springs, so that transverse and longitudinal jolts of the battery assembly are cushioned, and the damping efficiency is improved;

2. the battery protection box is designed to be hollow inside, the external air supply source supplies air to the inside of the battery protection box through the air inlet hole, and external cold air is discharged from the air outlet hole to blow and dissipate heat of the battery assembly, so that the battery assembly is comprehensively, uniformly and efficiently dissipated, and the vehicle-mounted battery is effectively prevented from heating;

3. the case lid can be through the convenient top of installing at the battery guard box of bolt and nut, and the dismouting case lid of being convenient for, and the later maintenance is simple.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the support plate of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a battery protection box; 2. a box cover; 3. a fixing plate; 4. a double-tube guide rail; 5. a slider; 6. a tension spring; 7. a connecting rod; 8. a pin shaft; 9. an elastic telescopic rod; 10. a resisting plate; 11. a rubber column; 12. an air outlet; 13. a battery assembly; 14. an air inlet; 15. a first mounting lug; 16. a second mounting lug; 17. fastening a bolt; 18. installing a nut; 19. and (4) heat dissipation holes.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a protective structure of a vehicle-mounted battery of a new energy automobile comprises a battery protective box 1, a box cover 2 and a battery assembly 13, wherein a plurality of rubber columns 11 are uniformly and fixedly installed on the inner wall and the bottom of the periphery of the battery protective box 1, air outlet holes 12 are formed between adjacent rubber columns 11 and on the inner wall of the battery protective box 1, the battery assembly 13 is arranged in the battery protective box 1, the periphery and the bottom of the battery assembly are respectively abutted against the rubber columns 11, an air inlet hole 14 is formed in one side outside the bottom of the battery protective box 1, an external air supply source supplies air to the interior of the battery protective box 1 through the air inlet hole 14, external cold air is discharged from the air outlet holes 12 to blow air to dissipate heat of the battery assembly 13, double-tube guide rails 4 are arranged on two sides of the inner top of the box cover 2, the double-tube guide rails 4 are fixedly connected with the box cover 2 through fixing plates, one side that two sliders 5 are close to mutually all rotates and is connected with connecting rod 7, installs between two connecting rods 7 and supports board 10, and connecting rod 7 both ends all with slider 5 with support between the board 10 through round pin axle 8 connection, thereby support board 10 shifts up extrusion elastic telescopic rod 9.

In this embodiment, 2 both sides fixed mounting of case lid has installation ear 15 No. one, and 1 upper end both sides fixed mounting of battery protection case has installation ear 16 No. two, and the interlude is connected with fastening bolt 17 between installation ear 15 and the installation ear 16 No. two, and on fastening bolt 17 bottom and install mounting nut 18 at the below screw thread of installation ear 16 No. two, the dismouting case lid 2 of being convenient for.

In this embodiment, the lower end of the abutting plate 10 abuts against the upper surface of the battery assembly 13, and the battery assembly 13 is fixed in the battery protection case 1.

In this embodiment, the battery protection case 1 has an inner hollow structure, and the air outlet 12 and the air inlet 14 are both communicated with the inside of the battery protection case 1, so that an external air supply source can supply air to the inside of the battery protection case 1 through the air inlet 14.

In this embodiment, a plurality of elastic telescopic rods 9 are fixedly mounted at the top end in the case cover 2, and the bottom ends of the pistons of the elastic telescopic rods 9 are in contact connection with the upper end of the abutting plate 10, so that the longitudinal anti-seismic effect of the battery assembly 13 is improved.

In this embodiment, the case cover 2 is provided with a plurality of heat dissipation holes 19 around the case, so that the gas can be discharged from the heat dissipation holes 19 conveniently, and the heat exchange can be realized.

When the battery protection box is used, the battery assembly 13 is firstly placed into the battery protection box 1, the box cover 2 is arranged above the battery protection box 1 through the fastening bolt 17 and the mounting nut 18, the abutting plate 10 abuts and presses on the upper side of the battery assembly 13, the box cover 2 is convenient to assemble and disassemble, the later maintenance is simple, the rubber columns 11 are arranged on the periphery and the bottom of the inner wall of the battery protection box 1, the abutting plate 10 is arranged above the battery assembly 13, the abutting plate 10 presses on the upper side of the battery assembly 13, the upper end of the abutting plate 10 is connected with a plurality of elastic telescopic rods 9, the sliding blocks 5 are connected at two ends, the sliding blocks 5 are connected with the inner walls at two sides of the box cover 2 through the telescopic springs 6, the transverse and longitudinal jolts of the battery assembly 13 are buffered, the damping efficiency is improved, the service life of the battery assembly 13 is prolonged, the battery protection box 1 is designed to be hollow and external, the air supply source supplies air, the external cold gas is discharged from the air outlet 12, the battery assembly 13 is blown to dissipate heat, and the hot gas is discharged from the heat dissipation holes 19, so that the battery assembly 13 is comprehensively, uniformly and efficiently dissipated, and the heating of the vehicle-mounted battery is effectively prevented.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a protective structure of on-vehicle battery of new energy automobile, includes battery protection case (1), case lid (2) and battery pack (13), its characterized in that: the battery protection box is characterized in that a plurality of rubber columns (11) are uniformly and fixedly mounted on the inner wall and the bottom of the periphery of the battery protection box (1), air outlets (12) are formed between the adjacent rubber columns (11) and on the inner wall of the battery protection box (1), a battery assembly (13) is arranged in the battery protection box (1), the periphery and the bottom of the battery assembly are abutted against the rubber columns (11), an air inlet (14) is formed in one side outside the bottom of the battery protection box (1), double-tube guide rails (4) are arranged on two sides of the inner top of the box cover (2), the double-tube guide rails (4) are fixedly connected with the box cover (2) through fixing plates (3), sliding blocks (5) are connected on the double-tube guide rails (4), telescopic springs (6) are connected between the two inner side walls of the sliding blocks (5) and the box cover (2), and connecting rods (7), a resisting plate (10) is arranged between the two connecting rods (7).

2. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: case lid (2) both sides fixed mounting has installation ear (15) No. one, battery protection case (1) upper end both sides fixed mounting has installation ear (16) No. two, it is connected with fastening bolt (17) to alternate between installation ear (15) and installation ear (16) No. two, on fastening bolt (17) bottom and install mounting nut (18) at installation ear (16) below screw thread No. two.

3. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: the lower end of the abutting plate (10) abuts against the upper surface of the battery component (13).

4. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: the battery protection box (1) is of an inner hollow structure, and the air outlet hole (12) and the air inlet hole (14) are communicated with the inside of the battery protection box (1).

5. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: a plurality of elastic telescopic rods (9) are fixedly mounted at the inner top end of the box cover (2), and the bottom ends of the pistons of the elastic telescopic rods (9) are in contact connection with the upper end of the abutting plate (10).

6. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: and a plurality of heat dissipation holes (19) are formed in the periphery of the shell of the box cover (2).

7. The protection structure of the vehicle-mounted battery of the new energy automobile according to claim 1, characterized in that: and two ends of the connecting rod (7) are connected with the sliding block (5) and the abutting plate (10) through a pin shaft (8).