CN218867216U

CN218867216U - Battery pack with circuit connection identification

Info

Publication number: CN218867216U
Application number: CN202223222629.XU
Authority: CN
Inventors: 李祎
Original assignee: Dongguan Jiling Technology Co ltd
Current assignee: Dongguan Jiling Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-14
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to the technical field of battery packs, in particular to a battery pack with a circuit connection mark, which comprises an outer package part and a battery pack; the front end of the shell is provided with a detachable cover plate; the front ends of the two side walls of the shell are provided with exhaust grooves, the rear end surface of the shell is provided with an air inlet groove, and a heat dissipation fan is arranged in an opening of the shell; the outer walls and the bottom surfaces of the left side and the right side of the box body are both provided with heat dissipation grooves for air to flow; through the outer bag portion and the group battery that set up: the wind power is blown into the shell under the action of the heat dissipation fan in the shell, and when airflow passes through the plurality of heat dissipation grooves on the periphery of the box body, heat dissipated through the connection grooves can be taken away, so that the temperature rise of the battery caused by heat accumulation in the shell is avoided, the problems of battery failure and the like caused by high temperature are avoided, and the service life of the battery pack is favorably ensured; the battery pack has the advantages of simple design structure, good heat dissipation effect and convenience for timely discharging heat in the battery pack.

Description

Battery pack with circuit connection identification

Technical Field

The utility model relates to a battery package technical field specifically is a battery package of band circuit connection sign.

Background

The battery pack is storage equipment of the new energy automobile and comprises a battery core, a module, a battery management system, a battery thermal management system and the like; the battery thermal management system is an important component of the battery pack and has important influence on the service life and the use safety of the battery pack.

The utility model discloses a utility model patent with the grant notice number of CN211017171U discloses a battery pack, which comprises a bottom plate, a box cover, a first end plate, a second end plate, two side plates and a plurality of electric cores, wherein a plurality of electric cores are arranged to form an electric core group, the electric core group is arranged on the bottom plate, the first end plate and the second end plate are respectively arranged at two ends of the electric core group and are fixedly connected with the bottom plate, two ends of the two side plates are respectively connected with the first end plate and the second end plate, and the box cover is fixedly connected with the bottom plate; the first end plate and the second end plate are fixed on the bottom plate to fix the electric core group, the box cover is directly buckled on the bottom plate and is fixedly connected with the bottom plate, the whole structure is simple, the number of parts is small, the assembling procedures are few, and therefore the electric core group has high assembling efficiency and low cost.

Although the battery pack has higher assembly efficiency and lower cost, the battery pack is not provided with a corresponding heat dissipation structure, and the heat in the battery pack is higher and needs to be dissipated in time in the use process of the battery; in the prior art, although a heat dissipation structure is arranged in most battery packs, the heat dissipation structure is complex and the heat dissipation effect is not obvious, and heat inside the battery packs cannot be effectively discharged in time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take battery package of circuit connection sign to solve the problem that proposes among the above-mentioned background art.

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

a battery pack with a circuit connection mark comprises an outer pack part and a battery pack;

an exterior cover for protecting the battery pack; the device comprises a shell with an opening on the front side wall, wherein a detachable cover plate is arranged at the front end of the shell; the front ends of the two side walls of the shell are provided with exhaust grooves, the rear end surface of the shell is provided with an air inlet groove, and a heat dissipation fan is arranged in an opening of the shell; two binding posts are arranged on the front end surface of the cover plate;

a battery pack mounted in the opening of the case; the box comprises a box body, wherein the top surface of the box body is provided with a groove, the outer walls and the bottom surface of the left side and the right side of the box body are respectively provided with a heat dissipation groove for gas flowing, and the heat dissipation grooves are communicated with the groove through a plurality of connecting grooves; install a plurality of batteries in the recess, the department installs the female row of pencil that is used for a plurality of batteries of series connection in the recess upper place, and terminal and female connection electric connection who arranges of pencil.

As the utility model discloses preferred technical scheme, the inside of casing is located four corners department and all installs the first fixed block that is used for fixed heat dissipation fan, and first fixed block passes through bolt and heat dissipation fan fixed connection.

As the utility model discloses preferred technical scheme, the front side department that the inside of casing is located first fixed block all installs and is used for carrying out spacing second fixed block to the group battery, and the rear end face of tight box body is supported to the second fixed block.

As the utility model discloses preferred technical scheme, the both ends face is located the front end department and all installs first connecting block about the casing, all installs the second connecting block on the both ends face about the apron, and the second connecting block passes through connecting bolt and first connecting block fixed connection.

As the utility model discloses preferred technical scheme, it is a plurality of the spread groove is linear equidistant distribution, and the width of spread groove is 0.5cm.

As the utility model discloses preferred technical scheme, lie in the front end four corners department on the box body and all seted up the mounting hole, and the inner wall fixed connection of bolt and casing is passed through to the mounting hole.

As the utility model discloses preferred technical scheme, the below department that lies in the terminal on the preceding terminal surface of apron all is equipped with the sign that is used for the positive negative pole of sign.

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

through the outer bag portion and the group battery that set up: the wind power is blown into the shell under the action of the heat dissipation fan in the shell, and when airflow passes through the plurality of heat dissipation grooves on the peripheral side of the box body, heat dissipated through the connection grooves can be taken away, so that the temperature rise of the battery caused by heat accumulation in the shell is avoided, the problems that the battery breaks down due to high temperature and the like are avoided, and the service life of the battery pack is favorably ensured; the battery pack has the advantages of simple design structure, good heat dissipation effect and convenience for timely discharging heat in the battery pack.

Drawings

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

FIG. 2 is a schematic diagram of the overall explosion structure of the present invention;

FIG. 3 is a sectional view of the overall structure of the present invention;

fig. 4 is a structural sectional view of the housing of the present invention;

fig. 5 is an exploded view of the battery pack according to the present invention;

fig. 6 is a schematic structural diagram of the middle box body of the present invention.

In the figure:

1. an outsourcing section; 11. a housing; 111. a first connection block; 112. an exhaust groove; 113. an air inlet groove; 114. a first fixed block; 115. a second fixed block; 12. a cover plate; 121. a binding post; 122. a second connecting block; 123. a connecting bolt; 124. identifying; 13. a heat dissipation fan;

2. a battery pack; 21. a case body; 211. a groove; 212. a heat sink; 213. connecting grooves; 214. mounting holes; 22. a battery; 23. the wiring harness busbar.

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.

The embodiment provides a technical scheme:

referring to fig. 1-4, a battery pack with circuit connection identifier includes an outer package part 1 and a battery pack 2; an exterior cover 1 for protecting the battery pack 2; the device comprises a shell 11 with an opening on the front side wall, wherein a detachable cover plate 12 is arranged at the front end of the shell 11; an exhaust groove 112 is formed at the front end of each of the two side walls of the shell 11, an air inlet groove 113 is formed on the rear end surface of the shell 11, and a heat dissipation fan 13 is installed in an opening of the shell 11; two binding posts 121 are mounted on the front end face of the cover plate 12;

in this embodiment, the first fixing blocks 114 for fixing the heat dissipation fan 13 are installed at four corners of the inside of the housing 11, the first fixing blocks 114 are fixedly connected to the heat dissipation fan 13 through bolts, and the first fixing blocks 114 support and fix the heat dissipation fan 13, thereby ensuring the stability of the heat dissipation fan 13.

In this embodiment, a second fixing block 115 for limiting the battery pack 2 is installed inside the housing 11 at the front side of the first fixing block 114, the second fixing block 115 abuts against the rear end surface of the box body 21, and the second fixing block 115 plays a role in positioning and limiting the installation of the battery pack 2.

In this embodiment, first connecting block 111 is all installed to both ends face position front end department about casing 11, all installs second connecting block 122 on both ends face about apron 12, and second connecting block 122 passes through connecting bolt 123 and first connecting block 111 fixed connection, and this design is convenient for pass through connecting bolt 123 with casing 11 and apron 12 fixed connection, and connect reliably, and it is convenient to dismantle.

In this embodiment, the marks 124 for identifying the positive and negative electrodes are disposed on the front end surface of the cover plate 12 and below the terminals 121, and the marks are used to facilitate correctly distinguishing the positive and negative electrodes of the two terminals 121 and facilitate correct wiring.

Referring to fig. 5-6, the battery pack 2 is mounted in the opening of the housing 11; the box body 21 is provided with a groove 211 on the top surface of the box body 21, the outer walls and the bottom surface of the left side and the right side of the box body 21 are provided with heat dissipation grooves 212 for gas flowing, and the heat dissipation grooves 212 are communicated with the groove 211 through a plurality of connecting grooves 213; a plurality of batteries 22 are arranged in the groove 211, the batteries 22 are embedded in the groove 211, a wiring harness busbar 23 for connecting the plurality of batteries 22 in series is arranged above the groove 211, the wiring harness busbar 23 is fixedly connected with the box body 21 through a bolt, and the connecting end of the wiring terminal 121 and the wiring harness busbar 23 is electrically connected;

in this embodiment, the plurality of connecting grooves 213 are linearly and equidistantly distributed, and the width of the connecting grooves 213 is 0.5cm, so that the arrangement of the connecting grooves 213 facilitates the heat dissipated by the plurality of cells 22 to be volatilized into the heat dissipating grooves 212, which is beneficial to the heat dissipation of the cells 22.

In this embodiment, the box body 21 is provided with mounting holes 214 at four corners of the front end, and the mounting holes 214 are fixedly connected with the inner wall of the housing 11 through bolts, so that the box body 21 is mounted and fixed in the opening of the housing 11 conveniently by the design, and the stability of the box body 21 is ensured.

It should be added that the housing 11 and the box body 21 in this embodiment are made of plastic materials, and the plastic materials have the advantages of light weight, insulation, low cost, etc., and the use of the materials facilitates the holding of the plurality of batteries 22, does not cause the overweight of the whole device, and is beneficial to the installation operation.

Before the use, a user firstly puts the box body 21 into the opening of the shell 11, when the box body 21 abuts against the second connecting block 122, the user puts a bolt through the mounting hole 214 and the shell 11, the box body 21 is mounted, and then the user puts the cover plate 12 at the opening of the shell 11 and puts the connecting bolt 123 through the first connecting block 111 and the second connecting block 122, and the cover plate 12 is fixed with the shell 11;

during the specific use, the user firstly switches on the power of the heat dissipation fan 13, the heat dissipation fan 13 starts to work and drives the airflow to flow, the airflow enters the shell 11 through the plurality of air inlet slots 113, meanwhile, the airflow enters the plurality of heat dissipation slots 212, the airflow simultaneously takes away the heat in the heat dissipation slots 212, meanwhile, the airflow drives the heat and is discharged to the outside through the plurality of exhaust slots 112, and therefore, the heat dissipation can be carried out on the plurality of batteries 22 along with the continuous operation of the heat dissipation fan 13.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take battery package of circuit connection sign, includes outsourcing portion (1) and group battery (2), its characterized in that:

an outer cover (1) for protecting the battery pack (2); comprises a shell (11) with an opening on the front side wall, wherein a detachable cover plate (12) is arranged at the front end of the shell (11); the front ends of the two side walls of the shell (11) are provided with exhaust grooves (112), the rear end surface of the shell (11) is provided with an air inlet groove (113), and a heat dissipation fan (13) is arranged in an opening of the shell (11); two binding posts (121) are arranged on the front end surface of the cover plate (12);

a battery pack (2) mounted in the opening of the case (11); the box comprises a box body (21), wherein a groove (211) is formed in the top surface of the box body (21), heat dissipation grooves (212) used for gas flowing are formed in the outer walls and the bottom surface of the left side and the right side of the box body (21), and the heat dissipation grooves (212) are communicated with the groove (211) through a plurality of connecting grooves (213); a plurality of batteries (22) are installed in the groove (211), a wiring harness busbar (23) used for serially connecting the batteries (22) is installed at the upper portion in the groove (211), and the connecting end of the wiring harness busbar (23) is electrically connected with the wiring terminal (121).

2. The battery pack with circuit connection identifier according to claim 1, wherein: the heat dissipation fan is characterized in that first fixing blocks (114) used for fixing the heat dissipation fan (13) are arranged at four corners of the inner portion of the shell (11), and the first fixing blocks (114) are fixedly connected with the heat dissipation fan (13) through bolts.

3. The battery pack with circuit connection identifier according to claim 1, wherein: the front side of the inside of the shell (11) which is positioned on the first fixing block (114) is provided with a second fixing block (115) used for limiting the battery pack (2), and the second fixing block (115) abuts against the rear end face of the box body (21).

4. The battery pack with circuit connection identifier according to claim 1, wherein: first connecting block (111) are all installed to both ends face position front end department about casing (11), all install second connecting block (122) on the both ends face about apron (12), and second connecting block (122) pass through connecting bolt (123) and first connecting block (111) fixed connection.

5. The battery pack with the circuit connection identifier according to claim 1, wherein: the connecting grooves (213) are linearly distributed at equal intervals, and the width of each connecting groove (213) is 0.5cm.

6. The battery pack with circuit connection identifier according to claim 1, wherein: the box body (21) is provided with mounting holes (214) at four corners of the front end, and the mounting holes (214) are fixedly connected with the inner wall of the shell (11) through bolts.

7. The battery pack with circuit connection identifier according to claim 1, wherein: marks (124) used for marking the anode and the cathode are arranged on the front end face of the cover plate (12) and below the binding post (121).