CN213520182U

CN213520182U - Lithium ion battery pack convenient to maintain

Info

Publication number: CN213520182U
Application number: CN202022762950.1U
Authority: CN
Inventors: 刘均均
Original assignee: Huizhou Junda New Energy Co ltd
Current assignee: Huizhou Junda New Energy Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-06-22
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a lithium ion battery pack convenient for maintenance, which belongs to the technical field of new energy batteries, and comprises a connecting frame, wherein the top part of the outer side wall of the connecting frame is connected with a connecting end plate, a battery storage mechanism consists of a mounting frame, a supporting seat, a connecting seat, a movable plate and a torsional spring, the bottom part of the connecting end plate is provided with an auxiliary fixing group, the connecting end plate and the connecting frame are connected through the clamping and matching of a connecting block and a connecting groove, the disassembly and the installation are convenient for maintenance or detection, when the lithium ion battery is arranged in the mounting frame, the torsional spring arranged in the mounting frame is elastically deformed to generate resilience force to be matched with the movable plate to fix the lithium ion battery, the mounting frame divides a plurality of batteries into parts, the mutual collision between the batteries is reduced, simultaneously, the resilience force generated by the elastic deformation of the torsional spring and the elastic, and then protect the group battery, increase equipment life, the practicality is stronger.

Description

Lithium ion battery pack convenient to maintain

Technical Field

The utility model relates to a new energy battery technical field specifically is a lithium ion battery group convenient to maintain.

Background

The lithium ion battery is a novel chemical power supply and mainly comprises a positive electrode, a battery isolating membrane, a negative electrode, electrolyte, a shell and the like. When the lithium ion battery is operated, lithium ions can be inserted and extracted between the positive electrode active material and the negative electrode active material. The lithium secondary battery has the advantages of high working voltage, large specific energy density, long cycle life, low self-discharge rate, no memory effect, small environmental pollution and the like, and is rapidly applied and popularized to communication equipment, mobile electronic equipment, electric tools, electric toys and aviation models. In recent years, power type lithium secondary batteries are gradually applied to electric bicycles, electric motorcycles and even electric vehicles with large energy storage facilities, energy conservation and emission reduction are required in all countries due to the fact that the global warming problem is more and more serious in recent years, energy technology needs to be developed towards the direction of clean energy, and the power type batteries with the largest use amount at present are lead-acid batteries which are not environment-friendly, such as mobility vehicles, sightseeing vehicles, hybrid vehicles, pure electric vehicles, energy storage equipment and the like. These will be replaced by new environmentally friendly batteries. The lithium ion battery is the best choice for replacing the environmentally-friendly batteries, and the battery pack must be protected when the lithium ion battery pack is used, the battery pack in the prior art is not convenient for workers to disassemble and install the batteries inside the battery pack, so that the batteries are not convenient to maintain or replace, the burden of the workers to maintain or replace the batteries is greatly increased, the efficiency of maintaining or replacing the batteries is reduced, the batteries inside the battery pack cannot be well damped and buffered, the battery pack is easy to damage when in use, the service life of the battery pack is shortened, the existing battery pack is lack of a partition protection effect, and therefore when the battery pack is used, collision can occur between the batteries, the batteries are easy to damage and break, and the practicability of the battery pack is reduced.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or the problems occurring in the conventional battery pack.

Therefore, the utility model aims at providing a lithium ion battery group convenient to maintain, can solve current group battery and be not convenient for the staff to dismantle and install the inside battery of group battery, thereby be not convenient for maintain or change the battery, great increase the burden when the staff maintains or changes the battery, the efficiency of battery maintenance or change has been reduced, and can't play fine shock attenuation cushioning effect to the inside battery of group battery, the group battery takes place to damage easily when using, the life of group battery has been shortened, and current group battery is owing to lack and cut off protecting effect, lead to when using the group battery, can produce the collision between the battery, lead to the impaired breakage of battery easily, the problem of the practicality of group battery has been reduced.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a lithium ion battery pack for ease of maintenance, comprising: the battery storage device comprises a connecting frame, a connecting end plate, a fixing frame, a battery storage mechanism and an auxiliary fixing group, wherein the top of the outer side wall of the connecting frame is connected with the connecting end plate, the fixing frame is fixedly connected in the connecting frame, a plurality of through holes which are matched with the battery storage mechanism in a clamping way are arranged in the fixing frame, the battery storage mechanism consists of an installation frame, a support seat, a connecting seat, a movable plate and a torsion spring, the installation frame is arranged in each through hole, the supporting seat is fixedly connected with the bottom of the inner side wall of the mounting frame, the central positions of the left side and the right side of the inner side wall of the mounting frame are fixedly connected with the connecting seats, one side of the two connecting seats viewed is hinged with the movable plate, the lower portions of the central positions of the left side and the right side of the inner side wall of the mounting frame are fixedly connected with the torsion springs, the end portions of the other ends of the torsion springs are fixedly connected with the bottom ends of the movable plates respectively, and the auxiliary fixing sets are arranged at the bottoms of the connecting end plates.

As a preferred scheme of lithium ion battery group convenient to maintain, wherein: supplementary fixed group includes telescopic link, damping spring and clamp plate, the equal rigid coupling in connection end plate lateral wall bottom left and right sides the telescopic link, two the telescopic link lateral wall all overlaps establishes damping spring, the clamp plate rigid coupling in the telescopic link bottom, just damping spring with the telescopic link adaptation.

As a preferred scheme of lithium ion battery group convenient to maintain, wherein: the spread groove has all been seted up to the link lateral wall top left and right sides, the equal integrated into one piece in the equal left and right sides in connection end plate lateral wall bottom have with the connecting block of connecting groove snap-fit.

As a preferred scheme of lithium ion battery group convenient to maintain, wherein: the bottom of the inner side wall of the connecting frame is clamped with a rubber pad, and a protective base plate is bonded to the bottom of the outer side wall of the connecting frame.

As a preferred scheme of lithium ion battery group convenient to maintain, wherein: the rear side wall of the connecting frame is provided with a through hole in threaded connection with a cooling fan.

Compared with the prior art: through connecting block and spread groove clamping cooperation connection end plate and link, convenient dismantlement installation is maintained or is detected, and when lithium ion battery put into the mounting bracket, elastic deformation production resilience force and fly leaf cooperation are done to the torsional spring that sets up in the mounting bracket and are fixed lithium ion battery, and set up the recess with lithium ion battery clamping fit on the connecting seat, can increase the steadiness that lithium ion battery placed, can prevent that it from taking place by the condition of external force damage, and the mounting bracket is with a plurality of battery partial shipment, collision each other between the battery has been reduced, and simultaneously, elastic deformation production resilience force and the elastic shock attenuation group that the fly leaf cooperation formed are done to the torsional spring can dissipate the vibration power that the battery received, and then protect the group battery, increase equipment life, the practicality is stronger.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is a schematic structural view of a battery storage mechanism of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention.

In the figure: 100 connecting frames, 110 connecting grooves, 120 rubber pads, 130 protective backing plates, 200 connecting end plates, 210 connecting blocks, 300 fixing frames, 400 battery storage mechanisms, 410 mounting frames, 420 supporting seats, 430 connecting seats, 440 movable plates, 450 torsion springs, 500 auxiliary fixing groups, 510 telescopic rods, 520 damping springs, 530 pressing plates and 600 cooling fans.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a lithium ion battery pack convenient to maintain, connect end plate and link through connecting block and spread groove clamping cooperation, the convenient dismantlement installation is maintained or is detected, and when lithium ion battery puts into the mounting bracket, the torsional spring that sets up in the mounting bracket is elastic deformation and is produced the resilience force and is fixed lithium ion battery with the fly leaf cooperation, and set up the recess with lithium ion battery clamping cooperation on the connecting seat, can increase the steadiness that lithium ion battery placed, can prevent it from taking place by the condition of external force damage, and the mounting bracket divides a plurality of battery partial shipment, reduced the mutual collision between the battery, please refer to fig. 1-2, include, link 100, connection end plate 200, mount 300, battery storage mechanism 400 and auxiliary fixing group 500;

referring to fig. 1 and 3, the connecting slots 110 are respectively formed on the left and right sides of the top of the outer sidewall of the connecting frame 100, the rubber pad 120 is fastened to the bottom of the inner sidewall of the connecting frame 100, the rubber pad 120 is used for performing auxiliary shock absorption protection on the fixing frame 300, and can also perform shock absorption protection on the battery pack embedded in the fixing frame 300, and the protective pad 130 is bonded to the bottom of the outer sidewall of the connecting frame 100

With continuing reference to fig. 1 and fig. 3, the top of the outer side wall of the connecting frame 100 is connected to the connecting end plate 200, the connecting end plate 200 is used for connecting the auxiliary fixing set 500, the left and right sides of the outer side wall of the connecting end plate 200 are integrally formed with connecting blocks 210 which are in clamping fit with the connecting grooves 110, and the connecting end plate 200 and the connecting frame 100 are connected by the clamping fit of the connecting blocks 210 and the connecting grooves 110, so that the disassembly, assembly and maintenance or detection are convenient;

referring to fig. 1, the fixing frame 300 is clamped in the connecting frame 100, and thirty through holes (not labeled) matched with the battery storage mechanism 400 are formed in the fixing frame 300;

referring to fig. 1-2, the battery storage mechanism 400 comprises a mounting frame 410, a supporting base 420, a connecting base 430, a movable plate 440 and a torsion spring 450, wherein the mounting frame 410 is clamped in the through hole, the supporting base 420 is fixedly connected to the bottom of the inner side wall of the mounting frame 410, the supporting base 420 is clamped at the central position of the bottom of the inner side wall of the mounting frame 410, a groove (not shown) for clamping and assembling the lithium ion battery is formed at the top of the outer side wall of the supporting base 420, the connecting base 430 is screwed at the central positions of the left and right sides of the inner side wall of the mounting frame 410, the connecting base 430 is used for arranging the movable plate 440, the two connecting bases 430 are hinged to the movable plate 440 at one side, the movable plate 440 is used for fixing the lithium ion battery in cooperation with the torsion spring 450, the torsion, the torsion spring 450 is used for performing elastic deformation to generate resilience force to be matched with the movable plate 440 to perform auxiliary fixing on the lithium ion battery, and the formed elastic damping group can dissipate the vibration force received by the battery, so that the battery pack is protected, the service life of equipment is prolonged, and the complex operation of frequent replacement is avoided;

continuing to refer to fig. 1, the bottom of the connection end plate 200 is provided with an auxiliary fixing set 500, specifically, the auxiliary fixing set 500 comprises a telescopic rod 510, a shock absorbing spring 520 and a pressing plate 530, the left and right sides of the bottom of the outer side wall of the connection end plate 200 are respectively screwed with the telescopic rods 510, the shock absorbing springs 520 are respectively sleeved on the outer side walls of the two telescopic rods 510, the pressing plate 530 is clamped at the bottom ends of the telescopic rods 510, the shock absorbing spring 520 is matched with the telescopic rods 510, an elastic member formed by matching the shock absorbing spring 520 and the telescopic rods 510 drives the pressing plate 530 to downwards press and fix the top end of the battery pack in an auxiliary manner, and when the battery receives a vibration force, the vibration;

referring to fig. 1 and fig. 3, the rear side wall of the connecting frame 100 is provided with a through hole and a heat dissipation fan 600, and the heat dissipation fan 600 is used for auxiliary heat dissipation of the battery pack.

The working principle is as follows: when the utility model is used, the connecting end plate 200 and the connecting frame 100 are connected by the clamping and matching of the connecting block 210 and the connecting groove 110, the disassembly and the assembly are convenient for maintenance or detection, when the lithium ion battery is placed in the mounting frame 410, the torsion spring 450 disposed in the mounting frame 410 is elastically deformed to generate a resilient force to cooperate with the movable plate 440 to fix the lithium ion battery, and the connecting seat 430 is provided with a groove engaged with the lithium ion battery, the stability of the lithium ion battery can be increased, the lithium ion battery can be prevented from being damaged by external force, the mounting frame 410 divides a plurality of batteries, the mutual collision among the batteries is reduced, meanwhile, the torsional spring 450 is elastically deformed to generate resilience force, and the elastic damping group formed by matching the resilience force with the movable plate 440 can dissipate the vibration force received by the battery, so that the battery pack is protected, the service life of the equipment is prolonged, and the practicability is strong.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A lithium ion battery pack for ease of maintenance, comprising: the connecting frame (100), the connecting end plate (200), the fixing frame (300), the battery storage mechanism (400) and the auxiliary fixing set (500), the top of the outer side wall of the connecting frame (100) is connected with the connecting end plate (200), the fixing frame (300) is fixedly connected in the connecting frame (100), a plurality of through holes matched with the battery storage mechanism (400) in a clamping mode are formed in the fixing frame (300), the battery storage mechanism (400) is composed of a mounting frame (410), a supporting seat (420), a connecting seat (430), a movable plate (440) and a torsion spring (450), the mounting frame (410) is arranged in each through hole, the supporting seat (420) is fixedly connected at the bottom of the inner side wall of the mounting frame (410), the central positions of the left side and the right side of the inner side wall of the mounting frame (410) are fixedly connected with the connecting seat (430), and the connecting seat (430), the equal rigid coupling in mounting bracket (410) inside wall left and right sides central point position below torsional spring (450), two torsional spring (450) other end tip respectively with two fly leaf (440) bottom rigid coupling, connection end plate (200) bottom sets up supplementary fixed group (500).

2. The lithium ion battery pack convenient to maintain according to claim 1, wherein the auxiliary fixing set (500) comprises a telescopic rod (510), a damping spring (520) and a pressing plate (530), the telescopic rod (510) is fixedly connected to the left and right sides of the bottom of the outer side wall of the connecting end plate (200), the damping spring (520) is sleeved on the outer side wall of each of the two telescopic rods (510), the pressing plate (530) is fixedly connected to the bottom end of the telescopic rod (510), and the damping spring (520) is matched with the telescopic rod (510).

3. The lithium ion battery pack convenient to maintain as claimed in claim 1, wherein the connecting slots (110) are formed on the left and right sides of the top of the outer side wall of the connecting frame (100), and the connecting blocks (210) which are in snap fit with the connecting slots (110) are integrally formed on the left and right sides of the bottom of the outer side wall of the connecting end plate (200).

4. The lithium ion battery pack convenient to maintain as claimed in claim 1, wherein a rubber pad (120) is clamped at the bottom of the inner side wall of the connecting frame (100), and a protective pad (130) is adhered at the bottom of the outer side wall of the connecting frame (100).

5. The lithium ion battery pack convenient to maintain as claimed in claim 1, wherein the rear side wall of the connecting frame (100) is provided with a through hole in threaded connection with a heat dissipation fan (600).