CN215578851U

CN215578851U - New energy automobile power battery vibration isolation device

Info

Publication number: CN215578851U
Application number: CN202122115223.0U
Authority: CN
Inventors: 叶璐; 刘忠强; 金鹏; 裴红媛; 刘馨阳
Original assignee: Sichuan Engineering Technical College
Current assignee: Sichuan Engineering Technical College
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-18
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a vibration isolation device for a new energy automobile power battery, which comprises a fixed box and a sealing cover, wherein a battery box is arranged in the fixed box, and a limiting sliding groove and a limiting sliding block which are matched with each other are arranged between the battery box and the fixed box; the fixed box and the sealing cover are also provided with a rear reset sleeve, a reset spring is arranged in the reset sleeve, and the battery box is provided with a compression rod which extends into the reset sleeve; when the device is used, the battery is fixed in the battery box, the compression rod is inserted into the reset sleeve and compresses the reset spring, the limit sliding block is inserted into the limit sliding groove, and finally the whole device is fixed on the frame; if vibration occurs, the fixed box moves together with the frame due to the fact that the fixed box is fixed on the frame, meanwhile, the battery box is restrained in the horizontal plane due to the effect of the limiting sliding grooves and the limiting sliding blocks, therefore, the battery box can only slide in the vertical direction, vibration in the automobile form process is buffered through the reset springs on the upper side and the lower side, and therefore the vibration reduction effect is improved.

Description

New energy automobile power battery vibration isolation device

Technical Field

The utility model relates to the technical field of automobile battery equipment, in particular to a vibration isolation device for a power battery of a new energy automobile.

Background

With the high-speed development of new energy vehicles, the demand for vehicle power batteries is also rapidly increased, and in the prior art, the power batteries of the new energy vehicles are generally packaged in a battery box and fixedly connected with a vehicle frame through fastening devices such as bolts and the like;

in the vehicle battery, the main weight is concentrated on the battery pack, the shell and the like have light weight, and the battery can generate large impact force on the connecting device in the shaking process of the vehicle, so that the connection is loosened; the vibration damping effect of the whole set of battery is extremely poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defect of poor damping effect in the prior art, the utility model discloses a vibration isolation device for a new energy automobile power battery.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a vibration isolation device for a power battery of a new energy automobile comprises a fixed box and a sealing cover, wherein a plurality of independent battery boxes are arranged in the fixed box; a limiting sliding groove and a limiting sliding block which are matched with each other are arranged between the two sides of the battery box and the inner wall of the fixed box;

all be provided with reset sleeve on fixed case and the sealed lid, be provided with reset spring in the reset sleeve, the top surface of battery box is provided with the battery cover, and battery box bottom and battery cover top all are provided with a plurality of compression rods, and each compression rod corresponds respectively and inserts in each reset sleeve, just the compression rod top still is connected with the compression board that leans on with the reset spring terminal surface.

Optionally, a plurality of isolation plates for isolating the battery boxes are further arranged in the fixed box, and a limiting sliding groove and a limiting sliding block which are matched with each other are arranged between each isolation plate and each battery box.

Optionally, the limiting sliding groove is a T-shaped groove, and the limiting sliding block is a T-shaped block.

Optionally, the sealing cover is provided with a plurality of limiting slots corresponding to the isolation plates one by one

Optionally, the fixing box is further provided with a plurality of wiring grooves corresponding to the battery boxes respectively, and the wiring grooves are kidney-shaped grooves.

Optionally, a protective rubber sleeve is sleeved on the kidney-shaped groove, and a plurality of waterproof teeth meshed with each other are arranged on the inner side of the protective rubber sleeve.

Optionally, fixed bottom of the case portion is provided with a plurality of support frames, the screw thread is connected with the regulation lid on the sleeve that resets, it is connected with the regulation pole to adjust to cover the screw thread, it is provided with the regulating plate still to slide in the sleeve that resets, adjusts the pole and supports with the regulating plate and lean on each other.

Optionally, a sealing groove and a sealing strip which are matched with each other are arranged between the fixing box and the sealing cover, a sealing groove and a sealing strip which are matched with each other are arranged between the battery box and the battery cover, and a rubber waterproof strip is fixedly arranged in the sealing groove.

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

1. the battery box comprises a fixed box and a sealing cover, wherein a battery box is arranged in the fixed box, and a limiting sliding groove and a limiting sliding block which are matched with each other are arranged between the battery box and the fixed box; the fixed box and the sealing cover are also provided with a rear reset sleeve, a reset spring is arranged in the reset sleeve, and the battery box is provided with a compression rod which extends into the reset sleeve;

when the battery box is used, the battery is fixed in the battery box, the battery box is sealed through the battery cover, and meanwhile, the compression rods positioned at the top and the bottom of the battery box are inserted into the reset sleeve and compress the reset spring, so that the battery pack with the largest weight is isolated from a vehicle body through two sets of reset spring structures; finally, the whole device is fixed on the frame; meanwhile, the limiting sliding block is inserted into the limiting sliding groove, so that the limiting of the battery box in the horizontal direction is realized;

if take place the vibration in the use, because fixed case is fixed in on the frame, therefore it will be to the frame joint motion, simultaneously because spacing spout and spacing slider's effect, in the horizontal plane, the battery box receives the restraint, consequently it can only produce in vertical direction and slide, when the automobile motion in-process takes place the vibration, fixed case is along with its joint motion, and extrude reset spring in the motion process, through the in-process vibration of the reset spring buffering car form of upper and lower both sides, thereby improve the damping effect, avoid battery box and fixed case to take place hard collision, the life of extension equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the reduction sleeve of the present invention;

FIG. 4 is a schematic top view of the present invention;

reference numerals: 1. fixed case, 2, sealed lid, 3, battery box, 4, spacing spout, 5, spacing slider, 6, reset sleeve, 7, reset spring, 8, battery cover, 9, compression pole, 10, compression board, 11, division board, 12, spacing slot, 13, wiring groove, 14, protection gum cover, 15, waterproof tooth, 16, support frame, 17, regulation lid, 18, adjust the pole, 19, regulating plate, 20, seal groove, 21, sealing strip, 22, waterproof strip.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Embodiment mode 1

The embodiment is taken as a basic embodiment of the utility model, and discloses a new energy automobile power battery vibration isolation device, which has a specific structure shown in fig. 1 to 4, and comprises a fixed box 1 and a sealing cover 2, wherein a sealing groove 20 and a sealing strip 21 which are matched with each other are arranged between the fixed box 1 and the sealing cover 2, and a rubber waterproof strip 22 is fixedly arranged in the sealing groove 20, when the device is used, the sealing strip 21 is inserted into the sealing groove 20 and compresses the rubber waterproof strip 22, so that waterproof and airtight sealing of the fixed box 1 and the sealing cover 2 are realized; at the same time, a plurality of supporting frames 16 are arranged on the bottom surface of the fixed box 1

A plurality of partition plates 11 are uniformly arranged in the fixed box 1, a plurality of installation chambers are divided by the partition plates 11, a battery box 3 is arranged in each installation chamber, a battery cover 8 is arranged on the top surface of the battery box 3, and a power battery is fixedly arranged in the battery cover; a sealing groove 20 and a sealing strip 21 which are matched with each other are arranged between the battery box 3 and the battery cover 8, and a rubber waterproof strip 22 is fixedly arranged in the sealing groove 20; meanwhile, a plurality of limiting slots 12 which are respectively in one-to-one correspondence with the isolation plates 8 are arranged on the sealing cover 21; the structure can effectively improve the waterproof performance of the battery box, prevent a large amount of rainwater from entering the battery box, and can conveniently and quickly realize the assembly of the box body and the cover body and improve the assembly efficiency of equipment;

each side wall of the battery box 3 is provided with a limiting sliding block 5, each side wall of the installation chamber is provided with a limiting sliding groove 4, and the limiting sliding blocks 5 are correspondingly inserted into the limiting sliding grooves 4 in a sliding manner, so that the battery box 3 and the fixed box 1 are fixed in a horizontal plane, and the battery box 3 can only slide in a vertical direction; the limiting sliding groove 4 is a T-shaped groove, and the limiting sliding block 5 is a T-shaped block.

The structure can effectively ensure the limiting effect on the horizontal plane and avoid the battery box from sliding in the horizontal plane, thereby improving the stability of the battery box;

meanwhile, a plurality of reset sleeves 6 are arranged on the bottom surface of the fixed box 1 and the sealing cover 2, reset springs 7 are arranged in the reset sleeves 6, a plurality of compression rods 9 which correspond to the reset sleeves 6 one by one are arranged on the bottom of the battery box 1 and the battery cover 8, the compression rods 9 are respectively inserted into the reset sleeves 6 correspondingly, the tops of the compression rods 9 are also connected with compression plates 10 which are abutted against the end surfaces of the reset springs 7, meanwhile, the other ends of the reset sleeves 6 are connected with adjusting covers 17 through screw threads, adjusting rods 18 are connected to the adjusting covers 17 through screw threads, adjusting plates 19 are arranged in the reset sleeves 6 in a sliding mode, the adjusting rods 18 are abutted against the adjusting plates 19, and the adjusting plates 19 are abutted against the reset springs 7;

the reset device has a simple structure, can effectively reduce the cost of the whole set of equipment, simultaneously improves the reliability and stability of the whole set of equipment, and is simple and convenient to maintain; meanwhile, the buffer is realized from the upper direction and the lower direction, and the buffer effect can be effectively improved.

The fixed box 1 is also provided with a plurality of wiring grooves 13 corresponding to the battery boxes 3 respectively, each wiring groove 13 is of a kidney-shaped groove structure, a protective rubber sleeve 14 is sleeved in each wiring groove 13, and a plurality of waterproof teeth 15 meshed with each other are arranged on the inner side of each protective rubber sleeve 14.

When the device is used, the battery is fixed in the battery box, the battery box is sealed by the battery cover, meanwhile, the compression rods positioned at the top and the bottom of the battery box are inserted into the reset sleeve and compress the reset spring, and finally, the whole device is fixed on the frame; meanwhile, the limiting sliding block is inserted into the limiting sliding groove, so that the limiting of the battery box in the horizontal direction is realized;

Claims

1. The utility model provides a new energy automobile power battery vibration isolation device, includes fixed case (1) and sealed lid (2), its characterized in that: a plurality of independent battery boxes (3) are arranged in the fixed box (1); a limiting sliding groove (4) and a limiting sliding block (5) which are matched with each other are arranged between the two sides of the battery box (3) and the inner wall of the fixed box (1);

all be provided with reset sleeve (6) on fixed case (1) and sealed lid (2), be provided with reset spring (7) in reset sleeve (6), the top surface of battery box (3) is provided with battery cover (8), and battery box (3) bottom and battery cover (8) top all are provided with a plurality of compression poles (9), and each compression pole (9) correspond respectively and insert in each reset sleeve (6), just compression pole (9) top still is connected with and leans on compression board (10) with reset spring (7) terminal surface.

2. The vibration isolation device for the power battery of the new energy automobile according to claim 1, characterized in that: still be provided with a plurality of division boards (11) of keeping apart each battery box (3) in fixed case (1), be provided with spacing spout (4) and spacing slider (5) of mutually supporting between division board (11) and battery box (3).

3. The vibration isolation device for the power battery of the new energy automobile according to claim 1, characterized in that: the limiting sliding groove (4) is a T-shaped groove, and the limiting sliding block (5) is a T-shaped block.

4. The vibration isolation device for the power battery of the new energy automobile according to claim 2, characterized in that: the sealing cover (2) is provided with a plurality of limiting slots (12) which are in one-to-one correspondence with the isolation plates (11).

5. The vibration isolation device for the power battery of the new energy automobile according to claim 1, characterized in that: the fixed box (1) is further provided with a plurality of wiring grooves (13) corresponding to the battery boxes (3), and the wiring grooves (13) are kidney-shaped grooves.

6. The vibration isolation device for the power battery of the new energy automobile according to claim 5, characterized in that: the wiring groove (13) is sleeved with a protective rubber sleeve (14), and the inner side of the protective rubber sleeve (14) is provided with a plurality of waterproof teeth (15) which are meshed with each other.

7. The vibration isolation device for the power battery of the new energy automobile according to claim 1, characterized in that: fixed case (1) bottom is provided with a plurality of support frames (16), the screw thread is connected and is adjusted lid (17) on reset sleeve (6), it has regulation pole (18) to adjust the screw thread connection on lid (17), it leans on regulating plate (19) to support with reset spring (7) to still slide in reset sleeve (6) to be provided with, adjusts pole (18) and regulating plate (19) and supports each other and lean on.

8. The vibration isolation device for the power battery of the new energy automobile according to claim 1, characterized in that: be provided with seal groove (20) and sealing strip (21) of mutually supporting between fixed case (1) and sealed lid (2), be provided with seal groove (20) and sealing strip (21) of mutually supporting between battery box (3) and battery cover (8), still fixed rubber waterproof strip (22) that is provided with in seal groove (20).