CN213124623U

CN213124623U - Lithium cell group with shock attenuation mounting structure

Info

Publication number: CN213124623U
Application number: CN202022129969.2U
Authority: CN
Inventors: 张慧玲
Original assignee: Shenzhen Ampere Times Technology Co ltd
Current assignee: Shenzhen Ampere Times Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-04
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a lithium cell group with shock attenuation mounting structure, including the top for the mounting box of opening setting and set up the lithium cell group body in the mounting box, the top thread fastening of mounting box has the apron, has all seted up a plurality of louvres on the both sides inner wall of mounting box, and the equal fixed mounting in both sides of mounting box has two thread bush, and thread bush internal thread bush is equipped with first fastening bolt, and the bottom thread fastening of lithium cell group body has the mounting panel, and the below of lithium cell group body is equipped with two first locating rods, and the mounting panel slip cap is established on two first locating rods, and the equal fixed mounting in both ends of first locating rod has the rectangular block. The utility model relates to a rationally, the all-round hard impact force of alleviating lithium cell group body and receiving of being convenient for, the mode of alleviating through soft can further reduce the production of resonance force, reduces the risk that the lithium cell group body that causes greatly damages because of hard impact force and resonance force, satisfies the user demand, is favorable to the use.

Description

Lithium cell group with shock attenuation mounting structure

Technical Field

The utility model relates to a lithium cell group technical field especially relates to a lithium cell group with shock attenuation mounting structure.

Background

Lithium batteries can be broadly classified into two types: the lithium metal battery is a fifth generation product of the rechargeable battery, the lithium metal battery is born in 1996, the safety, the specific capacity, the self-discharge rate and the cost performance ratio of the rechargeable battery are all superior to those of the lithium ion battery, the wide application of the lithium battery brings great convenience to the life of people, and the lithium battery pack is also used for supplying power on new energy automobiles which are gradually increased at present;

the current lithium cell group shock attenuation effect of installing on the car is relatively poor, the mode that its lithium cell group is most direct through thread tightening is fixed in the car, when the car is gone on the road surface of road injustice, often there is great vibrations power, its vibrations power is great causes the rigid resonance impact energy between lithium cell group and the automobile shell body great easily great, and then causes the risk that lithium cell group damaged easily, can not satisfy the user demand, therefore we have proposed a lithium cell group with shock attenuation mounting structure and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the lithium cell group with shock attenuation mounting structure who proposes.

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

a lithium battery pack with a damping mounting structure comprises a mounting box and a lithium battery pack body, wherein the top of the mounting box is provided with an opening, the lithium battery pack body is arranged in the mounting box, the top of the mounting box is fixedly provided with a cover plate through threads, the inner walls of two sides of the mounting box are respectively provided with a plurality of heat dissipation holes, two sides of the mounting box are respectively fixedly provided with two thread sleeves, the thread sleeves are internally provided with first fastening bolts, the bottom of the lithium battery pack body is fixedly provided with a mounting plate through threads, two first positioning rods are arranged below the lithium battery pack body, the mounting plate is sleeved on the two first positioning rods in a sliding manner, rectangular blocks are respectively and fixedly arranged at two ends of the first positioning rods, a first buffer spring is fixedly arranged between one side of each rectangular block close to the mounting plate and the mounting plate, the first buffer spring is movably sleeved on the corresponding first, the below of mounting panel is equipped with the movable plate, two first rectangular channels have been seted up at the top of movable plate, the bottom of movable plate extends to in the first rectangular channel that corresponds, fixed mounting has the second locating lever between the front side inner wall of first rectangular channel and the rear side inner wall, fixed block sliding sleeve is established on the second locating lever that corresponds, the front side and the rear side of fixed block respectively with correspond install second buffer spring between the front side inner wall of first rectangular channel and the rear side inner wall, second buffer spring movable sleeve is established on the second locating lever that corresponds, the first groove has been seted up on the bottom inner wall of mounting box, fixed mounting has six third locating levers on the bottom inner wall of first groove, the sliding sleeve is equipped with the rectangular tube on the third locating lever, fixed cover is established on six rectangular tubes, fixed mounting has the movable plate installation pole between the both sides inner wall of rectangular tube, fixed mounting has the third buffer spring between the bottom of installation pole and the top of the third locating lever that corresponds.

Preferably, the bottom ends of the rectangular tubes are fixedly bonded with the clip-shaped anti-collision blocks, the top of the movable plate is provided with six first rectangular holes, and the inner walls of the first rectangular holes are fixedly connected with the outer sides of the corresponding rectangular tubes.

Preferably, two second rectangular holes have been seted up to one side of mounting panel, the inner wall in second rectangular hole and the outside sliding connection of the first locating lever that corresponds, two second rectangular channels that are linked together with two second rectangular holes have been seted up to the bottom of mounting panel, the front side inner wall and the rear side inner wall of second rectangular channel respectively with the front side and the rear side sliding connection of the fixed block that correspond.

Preferably, the front side of fixed block is opened and is equipped with the circular port, the inner wall of circular port and the outside sliding connection of the second locating lever that corresponds.

Preferably, the bottom fixed mounting of lithium cell group body has the installation piece, and the third rectangular channel has been seted up at the top of mounting panel, and the bottom of installation piece extends to the third rectangular channel that corresponds in, the inner wall of third rectangular channel and the outside active contact of installation piece, and first thread groove has been seted up in the left side of installation piece, and first thread groove thread bush is equipped with T shape screw rod, and outside the left side of T shape screw rod extended to the mounting panel, the mounting panel thread bush was established on T shape screw rod.

Preferably, second thread grooves are formed in two sides of the top of the mounting box, second fastening bolts are sleeved in the second thread grooves in a threaded manner, and the cover plate is sleeved on the two second fastening bolts in a threaded manner.

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

by the mounting box, the heat dissipation holes, the lithium battery pack body, the mounting plate, the first positioning rod, the rectangular block, the first buffer spring, the moving plate, the first rectangular groove, the fixed block, the second positioning rod, the second buffer spring, the first groove, the third positioning rod, the rectangular tube and the mounting rod matched with the third buffer spring, when vibration force is generated in the running process of an automobile, the lithium battery pack body is driven to move downwards when being subjected to downward vibration force, the lithium battery pack body drives the mounting plate to move downwards through the mounting block, the mounting plate drives the moving plate to move downwards through the two first positioning rods and the two fixed blocks, the moving plate drives the six rectangular tubes to respectively slide downwards on the corresponding third positioning rods, the rectangular tubes drive the corresponding mounting rods to move downwards and compress the third buffer spring, and drives the lithium battery pack body to move forwards and backwards when being subjected to the front and back vibration force, the lithium cell group body passes through the installation piece and drives the mounting panel back-and-forth movement, the mounting panel drives two fixed blocks through two first locating levers and moves the back-and-forth movement respectively on the second locating lever that corresponds and compress or stretch to second buffer spring, it removes about driving the lithium cell group body when receiving the vibrations power about left and right sides, the lithium cell group body drives the mounting panel through the installation piece and removes and compress or stretch to first buffer spring about two first locating levers, at first buffer spring, under second buffer spring and third buffer spring's elastic force, reach the rigid buffering that receives the lithium cell group body, and the setting of T shape screw rod and installation piece, can take off the lithium cell group body in the later stage and change or maintain, and the setting of a plurality of louvres, can guarantee the normal heat dissipation of lithium cell group body.

The utility model relates to a rationally, the all-round hard impact force of alleviating lithium cell group body and receiving of being convenient for, the mode of alleviating through soft can further reduce the production of resonance force, reduces the risk that the lithium cell group body that causes greatly damages because of hard impact force and resonance force, satisfies the user demand, is favorable to the use.

Drawings

Fig. 1 is a schematic cross-sectional view of a lithium battery pack having a shock-absorbing mounting structure according to the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: the lithium battery pack comprises an installation box 1, heat dissipation holes 2, a lithium battery pack body 3, a mounting plate 4, a first positioning rod 5, a rectangular block 6, a first buffer spring 7, a movable plate 8, a first rectangular groove 9, a fixing block 10, a second positioning rod 11, a second buffer spring 12, a first groove 13, a third positioning rod 14, a rectangular tube 15, an installation rod 16 and a third buffer spring 17.

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.

Referring to fig. 1-2, a lithium battery pack with a shock-absorbing mounting structure comprises a mounting box 1 with an opening at the top and a lithium battery pack body 3 arranged in the mounting box 1, wherein a cover plate is fixed on the top of the mounting box 1 through threads, a plurality of heat dissipation holes 2 are respectively formed in the inner walls of the two sides of the mounting box 1, two thread sleeves 18 are respectively fixedly arranged on the two sides of the mounting box 1, first fastening bolts are sleeved in the thread sleeves 18, a mounting plate 4 is fastened on the bottom of the lithium battery pack body 3 through threads, two first positioning rods 5 are arranged below the lithium battery pack body 3, the mounting plate 4 is slidably sleeved on the two first positioning rods 5, rectangular blocks 6 are respectively fixedly arranged at the two ends of each first positioning rod 5, a first buffer spring 7 is fixedly arranged between one side of each rectangular block 6 close to the mounting plate 4 and the mounting plate 4, the first buffer springs 7 are movably sleeved on the corresponding first positioning, two fixed blocks 10 are fixedly arranged at the bottoms of the two first positioning rods 5, a movable plate 8 is arranged below the mounting plate 4, two first rectangular grooves 9 are formed in the top of the movable plate 8, the bottoms of the movable plates 8 extend into the corresponding first rectangular grooves 9, second positioning rods 11 are fixedly arranged between the front inner walls and the rear inner walls of the first rectangular grooves 9, the fixed blocks 10 are slidably sleeved on the corresponding second positioning rods 11, second buffer springs 12 are respectively arranged between the front sides and the rear sides of the fixed blocks 10 and the front inner walls and the rear inner walls of the corresponding first rectangular grooves 9, the second buffer springs 12 are movably sleeved on the corresponding second positioning rods 11, first grooves 13 are formed in the inner walls of the bottoms of the mounting boxes 1, six third positioning rods 14 are fixedly arranged on the inner walls of the bottoms of the first grooves 13, rectangular tubes 15 are slidably sleeved on the third positioning rods 14, the movable plate 8 is fixedly sleeved on the six rectangular tubes 15, fixed mounting has installation pole 16 between the both sides inner wall of rectangular pipe 15, and fixed mounting has third buffer spring 17 between the bottom of installation pole 16 and the top of the third locating lever 14 that corresponds, the utility model relates to a rationally, the all-round rigid impact force of alleviating lithium cell group body 3 and receiving of being convenient for, the mode of alleviating through soft can further reduce the production of resonance force, reduce the risk of the great lithium cell group body 3 damage that causes because of rigid impact force and resonance force, satisfy the user demand, be favorable to using.

In the utility model, the bottom of the rectangular tube 15 is bonded and fixed with a clip-shaped anti-collision block, the top of the movable plate 8 is provided with six first rectangular holes, the inner wall of each first rectangular hole is fixedly connected with the outer side of the corresponding rectangular tube 15, one side of the mounting plate 4 is provided with two second rectangular holes, the inner wall of each second rectangular hole is slidably connected with the outer side of the corresponding first positioning rod 5, the bottom of the mounting plate 4 is provided with two second rectangular grooves communicated with the two second rectangular holes, the front side inner wall and the rear side inner wall of each second rectangular groove are respectively slidably connected with the front side and the rear side of the corresponding fixed block 10, the front side of the fixed block 10 is provided with a circular hole, the inner wall of the circular hole is slidably connected with the outer side of the corresponding second positioning rod 11, the bottom of the lithium battery pack body 3 is fixedly provided with a mounting block, the top of the mounting plate 4 is provided with a third rectangular groove, the bottom of the mounting block extends, the inner wall of third rectangular channel and the outside movable contact of installation piece, first thread groove has been seted up in the left side of installation piece, and first thread groove internal thread cover is equipped with T shape screw rod, and outside the left side of T shape screw rod extended to mounting panel 4, the threaded sleeve of mounting panel 4 established on T shape screw rod, and the second thread groove has all been seted up to the top both sides of mounting box 1, and second thread groove internal thread cover is equipped with second fastening bolt, and the apron threaded sleeve is established on two second fastening bolt, the utility model relates to a rationally, the all-round rigid impact force of alleviating lithium cell group body 3 and receiving of being convenient for, the mode of alleviating through soft can further reduce the production of resonance power, reduces the risk of the great lithium cell group body 3 damage that causes because of rigid impact force and resonance power, satisfies the user demand, is favorable to.

The working principle is as follows: when the shock absorber is used, when shock force is generated in the running process of an automobile, when the shock absorber receives downward shock force, the downward shock force drives the lithium battery pack body 3 to move downwards, the lithium battery pack body 3 drives the mounting plate 4 to move downwards through the mounting blocks, the mounting plate 4 drives the two fixing blocks 10 to move downwards through the two first positioning rods 5, the two fixing blocks 10 simultaneously drive the moving plate 8 to move downwards, the moving plate 8 drives the six rectangular tubes 15 to respectively slide downwards on the corresponding third positioning rods 14, the rectangular tubes 15 drive the corresponding mounting rods 16 to compress the third buffer springs 17 downwards while moving downwards, and the downward shock force of the lithium battery pack body 3 is relieved under the elastic action of the third buffer springs 17;

when the front and back vibration force is received, the vibration force drives the lithium battery pack body 3 to move back and forth, the lithium battery pack body 3 drives the mounting plate 4 to move back and forth through the mounting block, the mounting plate 4 drives the two first positioning rods 5 to move back and forth, the two first positioning rods 5 simultaneously drive the two fixing blocks 10 to respectively move back and forth on the corresponding second positioning rods 11, the fixing blocks 10 move forward and simultaneously compress the second buffer springs 12 on the front side and stretch the second buffer springs 12 on the rear side, otherwise, the second buffer springs 12 on the front side are stretched and compress the second buffer springs 12 on the rear side, and the front and back vibration force of the lithium battery pack body 3 is relieved under the elastic force action of the second buffer springs 12;

when the battery pack receives left and right vibration forces, the vibration forces drive the lithium battery pack body 3 to move left and right, the lithium battery pack body 3 drives the mounting plate 4 to slide left and right on the two first positioning rods 5 through the mounting block, when the lithium battery pack body 3 moves right, the first buffer spring 7 on the right side is compressed, the first buffer spring 7 on the left side is stretched, otherwise, the first buffer spring 7 on the right side is stretched, the first buffer spring 7 on the left side is compressed, the left and right vibration forces of the lithium battery pack body 3 are relieved under the elastic force action of the first buffer spring 7, the second buffer spring 12 and the third buffer spring 17, the hard impact force on the lithium battery pack body 3 is conveniently buffered in all directions, and the generation of the resonance force can be further reduced through a soft relieving manner, reduce the risk that the great lithium cell of leading to the fact of hard impact force and resonance power organizes 3 damages of group, and the setting of T shape screw rod and installation piece, can take off lithium cell group body 3 in the later stage and change or maintain, when demolising the operation, forward rotation second fastening bolt makes its second thread groove that corresponds remove, upwards pulling apron will take off immediately, forward rotation T shape screw rod makes it shift out from the second thread groove, and then it is fixed to lithium cell group body 3 to have solved, upwards pulling lithium cell group body 3 immediately, can take out lithium cell group body 3 and change or maintain, and the setting of a plurality of louvres 2, can guarantee the normal heat dissipation of lithium cell group body 3.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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. A lithium battery pack with a damping mounting structure comprises a mounting box (1) with an opening at the top and a lithium battery pack body (3) arranged in the mounting box (1), and is characterized in that a cover plate is fixed on the top of the mounting box (1) through threads, a plurality of heat dissipation holes (2) are formed in the inner walls of two sides of the mounting box (1), two thread sleeves (18) are fixedly arranged on two sides of the mounting box (1), first fastening bolts are sleeved in the thread sleeves (18), a mounting plate (4) is fastened on the bottom of the lithium battery pack body (3) through threads, two first positioning rods (5) are arranged below the lithium battery pack body (3), the mounting plate (4) is slidably sleeved on the two first positioning rods (5), rectangular blocks (6) are fixedly arranged at two ends of the first positioning rods (5), a first buffer spring (7) is fixedly arranged between one side, close to the mounting plate (4), of the rectangular blocks (6) and the mounting plate (4), the first buffer springs (7) are movably sleeved on the corresponding first positioning rods (5), two fixed blocks (10) are fixedly installed at the bottoms of the two first positioning rods (5), a movable plate (8) is arranged below the mounting plate (4), two first rectangular grooves (9) are formed in the top of the movable plate (8), the bottoms of the movable plate (8) extend into the corresponding first rectangular grooves (9), second positioning rods (11) are fixedly installed between the inner walls of the front sides and the inner walls of the rear sides of the first rectangular grooves (9), the fixed blocks (10) are slidably sleeved on the corresponding second positioning rods (11), second buffer springs (12) are installed between the front sides and the rear sides of the fixed blocks (10) and between the inner walls of the front sides and the inner walls of the rear sides of the corresponding first rectangular grooves (9), the second buffer springs (12) are movably sleeved on the corresponding second positioning rods (11), first grooves (13) are formed in the inner walls of the bottoms of the mounting boxes (1), six third positioning rods (14) are fixedly mounted on the inner wall of the bottom of the first groove (13), rectangular tubes (15) are slidably sleeved on the third positioning rods (14), a movable plate (8) is fixedly sleeved on the six rectangular tubes (15), mounting rods (16) are fixedly mounted between the inner walls of two sides of each rectangular tube (15), and third buffer springs (17) are fixedly mounted between the bottoms of the mounting rods (16) and the tops of the corresponding third positioning rods (14).

2. The lithium battery pack with the shock absorption mounting structure is characterized in that a clip-shaped anti-collision block is fixedly bonded to the bottom end of each rectangular tube (15), six first rectangular holes are formed in the top of the moving plate (8), and the inner walls of the first rectangular holes are fixedly connected with the outer sides of the corresponding rectangular tubes (15).

3. The lithium battery pack with the shock-absorbing mounting structure according to claim 1, wherein two second rectangular holes are formed in one side of the mounting plate (4), inner walls of the second rectangular holes are slidably connected with outer sides of the corresponding first positioning rods (5), two second rectangular grooves communicated with the two second rectangular holes are formed in the bottom of the mounting plate (4), and front inner walls and rear inner walls of the second rectangular grooves are slidably connected with front sides and rear sides of the corresponding fixing blocks (10) respectively.

4. The lithium battery pack with the shock absorption mounting structure is characterized in that a circular hole is formed in the front side of the fixing block (10), and the inner wall of the circular hole is slidably connected with the outer side of the corresponding second positioning rod (11).

5. The lithium battery pack with the shock-absorbing mounting structure according to claim 1, wherein a mounting block is fixedly mounted at the bottom of the lithium battery pack body (3), a third rectangular groove is formed in the top of the mounting plate (4), the bottom of the mounting block extends into the corresponding third rectangular groove, the inner wall of the third rectangular groove is in movable contact with the outer side of the mounting block, a first thread groove is formed in the left side of the mounting block, a T-shaped screw rod is sleeved in the first thread groove in a threaded manner, the left side of the T-shaped screw rod extends out of the mounting plate (4), and the mounting plate (4) is sleeved on the T-shaped screw rod in a threaded manner.

6. The lithium battery pack with the shock absorption mounting structure is characterized in that second thread grooves are formed in two sides of the top of the mounting box (1), second fastening bolts are sleeved in the second thread grooves in a threaded manner, and cover plates are sleeved on the two second fastening bolts in a threaded manner.