CN220544151U - Connecting piece for battery pack, battery pack and electric equipment - Google Patents

Connecting piece for battery pack, battery pack and electric equipment Download PDF

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Publication number
CN220544151U
CN220544151U CN202322043332.5U CN202322043332U CN220544151U CN 220544151 U CN220544151 U CN 220544151U CN 202322043332 U CN202322043332 U CN 202322043332U CN 220544151 U CN220544151 U CN 220544151U
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CN
China
Prior art keywords
battery pack
installation space
connector
battery module
partition
Prior art date
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Active
Application number
CN202322043332.5U
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Chinese (zh)
Inventor
薛泽锋
毛生华
殷继炜
张传超
曾而平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
Shenzhen BYD Auto R&D Co Ltd
Original Assignee
BYD Co Ltd
Shenzhen BYD Auto R&D Co Ltd
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Publication date
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Priority to CN202322043332.5U priority Critical patent/CN220544151U/en
Application granted granted Critical
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Battery Mounting, Suspending (AREA)

Abstract

The utility model discloses a connecting piece for a battery pack, the battery pack and electric equipment, wherein the connecting piece comprises: the electric connecting piece is suitable for penetrating through the partition piece, and two ends of the electric connecting piece are respectively connected with the battery module and the distribution box; and the sealing piece is sleeved on at least part of the periphery of the electric connecting piece and seals a gap between the electric connecting piece and the partition piece, and the sealing piece is constructed as a flexible piece. According to the battery pack designed by the utility model, the connecting piece suitable for connecting the battery module and the distribution box is arranged on the partition piece, so that the use of the connector is avoided, the cost of the battery pack is reduced, and meanwhile, the connecting piece is suitable for blocking the battery module and the distribution box, and the safety of the battery pack is improved.

Description

Connecting piece for battery pack, battery pack and electric equipment
Technical Field
The utility model relates to the technical field of batteries, in particular to a connecting piece for a battery pack, the battery pack and electric equipment.
Background
Among the related art, the battery package includes battery module and block terminal, the block terminal is connected with battery module and is suitable for controlling battery module operation, among the some techniques of current, block terminal and battery module do not partition the setting for the heat that the battery package produced can influence the block terminal work at the charge and discharge in-process, make the circuit short circuit between battery module and the block terminal draw the arc simultaneously when battery module trouble, among other techniques of current, be provided with the partition piece between block terminal and the battery module in order to set up block terminal and battery module partition, set up the connector on the partition piece, the both ends of connector are connected with battery module and block terminal through the copper bar respectively, but this mode of setting makes the cost of battery package higher and has reduced the space utilization of battery package.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the utility model is to propose a connection. According to the connecting piece designed by the utility model, the connecting piece suitable for connecting the battery module and the distribution box is arranged on the partition piece, so that the use of the connector is avoided, the cost of the battery pack is reduced, and meanwhile, the connecting piece is suitable for blocking the battery module and the distribution box, and the safety of the battery pack is improved.
The utility model further provides a battery pack with the connecting piece.
The utility model further provides electric equipment with the battery pack.
The connector according to the present utility model comprises: the electric connecting piece is suitable for penetrating through the partition piece, and two ends of the electric connecting piece are respectively connected with the battery module and the distribution box; and the sealing piece is sleeved on at least part of the periphery of the electric connecting piece and seals a gap between the electric connecting piece and the partition piece, and the sealing piece is constructed as a flexible piece.
According to the connecting piece provided by the utility model, the electric connecting piece passes through the partition piece, the two ends of the electric connecting piece are respectively connected with the battery module and the distribution box, so that the use of the connector is avoided, the cost of the battery pack is reduced, the space utilization rate of the battery pack can be improved, meanwhile, the sealing piece is sleeved on at least part of the periphery of the electric connecting piece and is suitable for sealing a gap between the electric connecting piece and the partition piece, so that the battery module and the distribution box are blocked, the heat generated by the battery module is prevented from entering the distribution box area to influence the work of the distribution box, and the danger caused by short circuit arc discharge between the battery module and the distribution box when the battery module fails is avoided, and the safety of the battery pack is improved.
According to some embodiments of the utility model, the seal comprises: a body portion on which a communication hole adapted to be penetrated by the electrical connector is formed; the extending part is arranged at least one end of the body part and is far away from the body part, and the extending part is attached to the surface of the partition piece.
According to some embodiments of the utility model, the body portion is formed with a communication hole adapted to pass the electrical connector, and an inner wall of the communication hole is formed with a deformation groove extending in a thickness direction of the body portion.
According to some embodiments of the utility model, the top surface of the battery module is provided with a first electrical connection terminal, the distribution box is provided with a second electrical connection terminal, the electrical connection member comprises: a first section, one end of which is connected with the first electrical connection end; the connecting section is connected with the other end of the first section at one end, and the other end of the connecting section extends towards a direction far away from the first section in the height direction; and one end of the second section is connected with the other end of the connecting section, and the other end of the second section penetrates through the communication hole and is connected with the second electric connecting end.
A battery pack according to another embodiment of the present utility model is described below.
The battery pack according to the present utility model includes: a case; the separation piece is arranged in the box body and divides the box body into a first installation space and a second installation space, and a notch which is communicated with the first installation space and the second installation space is formed in the separation piece; the battery module is arranged in the first installation space; the distribution box is arranged in the second installation space; the connector is arranged at the notch and connects the battery module with the distribution box, and the connector is configured as the connector in any one of the above embodiments.
According to the battery pack, the connecting piece is arranged at the notch of the partition piece and is suitable for connecting the battery module with the distribution box, so that the use of the connector is avoided, the cost of the battery pack is reduced, the space utilization rate of the first installation space and the second installation space can be improved, meanwhile, the connecting piece is matched with the partition piece to separate the first installation space and the second installation space, heat generated by the battery module is prevented from entering the second installation space to influence the work of the distribution box, and the danger caused by short circuit arc discharge between the battery module and the distribution box when the battery module fails is avoided, so that the safety of the battery pack is improved.
According to some embodiments of the utility model, the case comprises: a bottom plate; the side plate is arranged around the periphery of the bottom plate and defines a containing cavity with the bottom plate; the partition piece is arranged on the bottom plate, two ends of the partition piece are respectively connected with the side plates to divide the accommodating cavity into a first installation space and a second installation space, and the notch is opened towards the direction deviating from the bottom plate.
According to some embodiments of the utility model, further comprising: and the assembly beam is suitable for being matched with the connecting piece and closing the open end of the notch, and is suitable for being abutted with the connecting piece.
According to some embodiments of the utility model, the notch comprises: the first notch and the second notch are communicated and are sequentially arranged in the direction away from the bottom plate, the first notch is suitable for accommodating the connecting piece, the second notch is suitable for accommodating the assembly beam, and the width of the second notch is larger than that of the first notch.
According to some embodiments of the utility model, the connecting piece is formed with a sealing rib at least partly on its outer circumference, which sealing rib is adapted to abut against the mounting beam and/or the inner wall of the first indentation.
According to some embodiments of the utility model, further comprising: the cover plate is connected with the side plate to seal the accommodating cavity, and a first overhaul port opposite to the first installation space is formed in the cover plate: and the access cover is arranged on the cover plate and can selectively open and close the first access opening.
A powered device according to another embodiment of the present utility model is briefly described as follows.
The electric equipment comprises the battery pack according to any one of the embodiments, and the electric equipment is low in cost, high in production efficiency and good in safety because the electric equipment is provided with the battery pack according to the embodiment.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a battery pack according to an embodiment of the present utility model;
fig. 2 is an exploded view of a battery pack according to an embodiment of the present utility model;
fig. 3 is an exploded view of a battery pack according to an embodiment of the present utility model without a cover plate;
FIG. 4 is a schematic view of a connector according to an embodiment of the present utility model;
fig. 5 is a schematic structural view of a seal according to an embodiment of the present utility model.
Reference numerals: 1. a battery pack;
10. a case;
20. a partition; 21. a first notch; 22. a second notch;
30. a battery module; 40. a distribution box;
50. a connecting piece; 51. a seal; 511. a body portion; 512. an extension; 513. sealing ribs; 514. a communication hole; 515. a deformation groove; 52. an electrical connection; 521. a first section; 522. a connection section; 523. a second section;
60. assembling a beam;
70. a cover plate; 71. a first access port;
80. and (3) a screw.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, 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. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may communicate with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Among the related art, the battery package includes battery module and block terminal, the block terminal is connected with battery module and is suitable for controlling battery module operation, among the some techniques of current, block terminal and battery module do not partition the setting for the heat that the battery package produced can influence the block terminal work at the charge and discharge in-process, make the circuit short circuit between battery module and the block terminal draw the arc simultaneously when battery module trouble, among other techniques of current, be provided with the partition piece between block terminal and the battery module in order to set up block terminal and battery module partition, set up the connector on the partition piece, the both ends of connector are connected with battery module and block terminal through the copper bar respectively, but this mode of setting makes the cost of battery package higher and has reduced the space utilization of battery package.
A connection member 50 for a battery pack according to an embodiment of the present utility model is described below with reference to fig. 1 to 5.
As shown in fig. 1 to 5, the connection member 50 according to the present utility model includes: an electrical connection member 52 and a sealing member 51, the electrical connection member 52 being adapted to pass through the partition member 20 and being connected at both ends thereof to the battery module 30 and the distribution box 40, respectively, the sealing member 51 being fitted over at least a portion of the outer circumference of the electrical connection member 52 and sealing a gap between the electrical connection member 52 and the partition member 20, the sealing member 51 being configured as a flexible member.
In some embodiments, the battery pack 1 is provided with the battery module 30 and the distribution box 40, the battery pack 1 is also provided with the partition 20 to separate the battery module 30 and the distribution box 40, so as to avoid heat generated by the battery module 30 from affecting the operation of the distribution box 40 during the charge and discharge process of the battery pack 1, and avoid short circuit arcing between the battery module 30 and the distribution box 40 when the battery module 30 fails, the connection member 50 comprises an electrical connection member 52 and a sealing member 51, one end of the electrical connection member 52 is connected with the battery module 30, the other end passes through the partition 20 and is connected with the distribution box 40, the sealing member 51 is sleeved on at least part of the periphery of the electrical connection member 52, it is understood that a gap is formed between the electrical connection member 52 and the partition 20 after the electrical connection member 52 passes through the partition 20, the sealing member 51 is suitable for sealing the gap formed between the electrical connection member 52 and the partition 20, so as to avoid heat generated by the battery module 30 from entering the region of the distribution box 40 through the gap between the electrical connection member 52 and the partition 20 to affect the operation of the distribution box 40, and the sealing member 51 is constructed as a flexible member, so that the sealing member 51 has a better sealing effect on the gap between the electrical connection member 52 and the partition 20.
In some embodiments, the connectors are arranged on the separating piece, the connecting ends on two sides of the connectors extend to two sides of the separating piece respectively, the connecting ends on two sides of the connectors are connected with the battery module and the distribution box through copper bars respectively, and the space utilization rate of the battery pack is reduced by the connecting ends of the connectors. This application is through setting up connecting piece 50 in the separator, and electric connecting piece 50 can be directly with block terminal 40 and battery module 30 connection, has avoided the use of connector to reduce the cost of battery package 1, avoided the link of connector to occupy the installation space of battery package 1 simultaneously, improved the space utilization of battery package 1.
According to the connecting piece 50 of the utility model, the electric connecting piece 52 penetrates through the partition piece and the two ends of the electric connecting piece respectively connect the battery module 30 with the distribution box 40, so that the use of the connector is avoided, the cost of the battery pack 1 is reduced, the space utilization rate of the battery pack 1 can be improved, meanwhile, the sealing piece 51 is sleeved on at least part of the periphery of the electric connecting piece 52 and is suitable for sealing a gap between the electric connecting piece 52 and the partition piece 20, so as to isolate the battery module 30 from the distribution box 40, the problem that the work of the distribution box 40 is affected due to the fact that heat generated by the battery module 30 enters the area of the distribution box 40 is avoided, the danger caused by short circuit arc discharge between the battery module 30 and the distribution box 40 when the battery module 30 fails is avoided, and the safety of the battery pack 1 is improved.
According to some embodiments of the present utility model, as shown in fig. 3 to 4, the sealing member 51 includes a body portion 511 and an extension portion 512, a communication hole 514 adapted to pass through the electrical connector 52 is formed on the body portion 511, the extension portion 512 is disposed at least one end of the body portion 511 and extends away from the body portion 511, and the extension portion 512 is adhered to the surface of the partition 20.
It will be appreciated that the body portion 511 is formed with a communication hole 514 penetrating in the thickness direction, one end of the electrical connector 52 is connected to the battery module 30, and the other end passes through the communication hole 514 and is connected to the distribution box 40, the body portion 511 is adapted to seal a gap formed between the electrical connector 52 and the separator 20, in some embodiments, an extension portion 512 is formed on one side of the body portion 511 in the thickness direction, the extension portion 512 extends away from the body portion 511, the extension portion 512 is configured to face toward one side of the separator 20, the abutment face abuts against the separator 20 so that the body portion 511 can stably seal the gap formed between the electrical connector 52 and the separator 20, and the body portion 511 and the separator are prevented from moving relatively to cause a sealing failure of the body portion to the gap formed between the electrical connector 52 and the separator 20, and meanwhile, the extension portion 512 can shield a connecting gap formed between the body portion 511 and the separator 20, and the sealing effect of the sealing member 51 is further improved.
In other embodiments, the body portion 511 is formed with extension portions 512 on two sides in the thickness direction, the extension portions 512 extend towards a direction away from the body portion 511, and the extension portions 512 on two sides are respectively abutted against two sides of the partition 20 in the thickness direction towards one side of the partition 20, so that the body portion 511 can seal the gap formed between the electrical connector 52 and the partition 20 more stably, meanwhile, the extension portions 512 are suitable for shielding the connection seam formed between the body portion 511 and the partition 20, and the extension portions 512 on two sides are suitable for sealing two sides of the connection seam, so that the sealing effect of the sealing member 51 is further improved.
According to some embodiments of the present utility model, as shown in fig. 5, the body portion 511 is formed with a communication hole 514 adapted to pass through the electrical connector 52, and an inner wall of the communication hole 514 is formed with a deformation groove 515 extending in a thickness direction of the body portion 511.
In some embodiments, the communicating hole 514 is in clearance fit with the electric connector 52 so as to facilitate the relative movement of the electric connector 52 and the body 511, at this time, the body 511 is applied with pressure to move the inner walls of the communicating hole 515 toward each other, so that the inner walls of the communicating hole 514 move toward the electric connector 52, thereby reducing or eliminating the clearance formed between the inner walls of the communicating hole 514 and the electric connector 52, and the body 511 seals the clearance formed between the electric connector 52 and the separator 20, while the body 511 seals the clearance formed between the electric connector 52 and the separator 20, as well as the battery module 30 and the distribution box 40, respectively.
According to some embodiments of the present utility model, as shown in fig. 5, the top surface of the battery module 30 is provided with a first electrical connection terminal, the distribution box 40 is provided with a second electrical connection terminal, the electrical connection member 52 includes a first section 521, a connection section 522, and a second section 523, one end of the first section 521 is connected to the first electrical connection terminal, one end of the connection section 522 is connected to the other end of the first section 521, the other end of the connection section 522 extends in a height direction toward a direction away from the first section 521, one end of the second section 523 is connected to the other end of the connection section 522, and the other end of the second section 523 passes through the communication hole 514 and is connected to the second electrical connection terminal.
In some embodiments, one end of the first section 521 is connected to the first electrical connection end, and the other end is connected to the connection section 522, the connection section 522 is attached to the sealing member 51 and extends in a direction away from the first section 521 in the height direction, the free end of the connection section 522 is connected to the second section 523, and the free end of the second section 523 extends into the second installation space through the communication hole 514 and is connected to the second electrical connection end, so that the electrical connection member 52 occupies less battery pack installation space, and space utilization of the battery pack is improved.
A battery pack 1 according to an embodiment of the present utility model is described below with reference to fig. 1 to 5.
According to some embodiments of the present utility model, as shown in fig. 1, a battery pack 1 according to the present utility model includes: the battery module comprises a box body 10, a partition 20, a battery module 30, a distribution box 40 and a connecting piece 50, wherein the partition 20 is arranged in the box body 10 and divides the interior of the box body 10 into a first installation space and a second installation space, the partition 20 is provided with a notch which is communicated with the first installation space and the second installation space, the battery module 30 is arranged in the first installation space, the distribution box 40 is arranged in the second installation space, and the connecting piece 50 is arranged in the notch and connects the battery module 30 with the distribution box 40. In some embodiments, a partition 20 is disposed in the case 10, the partition 20 is adapted to partition the interior of the case 10 into a first installation space and a second installation space, the first installation space is adapted to accommodate the battery module 30, the second installation space is adapted to accommodate the distribution box 40, a notch is formed in the partition 20, the first installation space and the second installation space are communicated through the notch, and a connection member 50 is disposed at the notch and adapted to close the notch so that the connection member 50 can block the first installation space and the second installation space, and the connection member 50 is adapted to connect the battery module 30 and the distribution box 40.
It can be understood that the battery module 30 is disposed in the first installation space, the distribution box 40 is disposed in the second installation space, and the connecting member 50 cooperates with the partition member 20 to separate the first installation space from the second installation space, so as to prevent the heat generated by the battery module 30 from entering the second installation space to affect the operation of the distribution box 40 when the battery pack 1 is charged or discharged, and prevent the danger caused by short circuit arcing between the battery module 30 and the distribution box 40 when the battery module 30 fails. When the battery pack 1 is assembled, the battery module 30 and the distribution box 40 are firstly contained in the first installation space and the second installation space respectively, then the connecting piece 50 is placed in the notch, the connecting piece 50 is used for connecting the battery module 30 with the distribution box 40, the assembly of the battery pack 1 can be completed, the assembly of the battery pack 1 is simple and convenient, and the assembly efficiency of the battery pack 1 is improved.
In some embodiments, the connector is disposed on the partition, and the connection ends on two sides of the connector extend into the first installation space and the second installation space respectively, and the connection ends of the connector are connected with the battery module and the distribution box through the copper bars respectively, so that the space utilization rate of the first installation space and the second installation space is reduced by the connection ends of the connector. This application is through setting up connecting piece 50 in breach and connecting piece 50 can be directly be connected block terminal 40 and battery module 30, has avoided the use of connector to reduced the cost of battery package, avoided the link of connector to occupy first installation space and second installation space simultaneously, improved the space utilization of first installation space and second installation space.
According to the battery pack 1, the connecting piece 50 is arranged at the notch of the partition 20, the connecting piece 50 is suitable for connecting the battery module 30 with the distribution box 40, the use of the connector is avoided, the cost of the battery pack 1 is reduced, the space utilization rate of the first installation space and the second installation space can be improved, meanwhile, the connecting piece 50 is matched with the partition 20 to separate the first installation space and the second installation space, the situation that the work of the distribution box 40 is influenced due to the fact that heat generated by the battery module 30 enters the second installation space is avoided, the danger caused by short circuit arc discharge between the battery module 30 and the distribution box 40 when the battery module 30 fails is avoided, and the safety of the battery pack 1 is improved.
According to some embodiments of the present utility model, as shown in fig. 3-4, the connection member 50 includes a sealing member 51 and an electrical connection member 52, the sealing member 51 is disposed at the notch and adapted to seal the notch, and the electrical connection member 52 passes through the sealing member 51 and is connected at both ends to the battery module 30 and the distribution box 40, respectively.
In some embodiments, the connecting member 50 is composed of a sealing member 51 and an electrical connecting member 52, the sealing member 51 is disposed at the notch and seals the notch, so that the sealing member 51 blocks the first installation space from the second installation space, when the battery pack 1 is charged or discharged, heat generated by the battery module 30 enters the second installation space through the notch, thereby avoiding the heat from affecting the operation of the power distribution box 40, and meanwhile, circuit short circuit arc discharge between the power distribution box 40 and the battery module 30 can be avoided, the safety of the battery pack 1 is improved, one end of the electrical connecting member 52 is connected with the battery module 30, and the other end of the electrical connecting member 52 extends into the second installation space through the sealing member 51 and is connected with the power distribution box 40, so that the power distribution box 40 can control the operation of the battery module 30.
According to some embodiments of the present utility model, as shown in fig. 3 to 4, the case 10 includes a bottom plate and a side plate disposed around an outer periphery of the bottom plate and defining a receiving chamber with the bottom plate; wherein the partition 20 is disposed on the bottom plate, two ends of the partition 20 are respectively connected with the side plates to divide the accommodating cavity into a first installation space and a second installation space, and the notch is opened towards a direction deviating from the bottom plate.
In some embodiments, the periphery of the bottom plate is provided with a side plate, the side plate and the bottom plate together define a containing cavity, the partition plate is arranged in the containing cavity and separates the containing cavity into a first installation space and a second installation space, the notch is opened towards the direction deviating from the bottom plate, when the battery pack 1 is assembled, the battery module 30 and the distribution box 40 are firstly installed in the first installation space and the second installation space respectively, then the connecting piece 50 is installed from the opening of the notch to the notch so that the connecting piece 50 seals the notch, finally, the connecting piece 50 is connected with the distribution box 40 and the battery module 30 respectively, the installation mode of the connecting piece 50 is simple, the installation of the connecting piece 50 is quicker, and the assembly efficiency of the battery pack 1 is improved.
According to some embodiments of the present utility model, as shown in fig. 3-4, the battery pack 1 further includes a mounting bar 60, the mounting bar 60 being adapted to mate with the connector 50 and close the open end of the notch, the mounting bar 60 being adapted to abut the connector 50. It will be appreciated that after the body portion 511 is disposed in the notch, the mounting beam 60 is then stopped against the connector 50 so that the mounting beam 60 can close the open end of the notch, and the mounting beam 60 is adapted to press the connector 50 so that the connector 50 can be disposed in the notch more stably.
In some embodiments, the body 511 is formed with extension portions 512 on two sides in the thickness direction, the extension portions 512 extend towards a direction away from the body 511, a limiting groove is formed between the two extension portions 512, after the connecting piece 50 is disposed at the notch, at least a portion of the partition 20 is accommodated in the limiting groove, and then the assembly beam 60 is accommodated in the limiting groove and is abutted against the body 511, at this time, the assembly beam 60 can close the opening of the notch, and the assembly beam 60 can be stably disposed at the notch through the connecting piece 50.
According to some embodiments of the utility model, as shown in fig. 2, the notch comprises a first notch 21 and a second notch 22, the first notch 21 and the second notch 22 being in communication and arranged in sequence in a direction away from the base plate, the first notch 21 being adapted to receive the connection member 50, the second notch 22 being adapted to receive the mounting beam 60, the second notch 22 having a width greater than the width of the first notch 21.
In some embodiments, the body 511 is disposed at the first notch 21 and at least part of the partition 20 is received in the limiting groove, and then the mounting beam 60 is disposed at the second notch 22 and at least part of the mounting beam 60 is received in the limiting groove, so that the mounting of the connecting piece 50 and the mounting beam 60 can be completed, the mounting of the connecting piece 50 and the mounting beam 60 is simple, and the mounting efficiency of the connecting piece 50 and the mounting beam 60 is improved, thereby improving the mounting efficiency of the battery pack 1, and simultaneously the connecting piece 50 and the mounting beam 60 can be stably disposed at the first notch 21 and the second notch 22, respectively.
According to some embodiments of the present utility model, as shown in fig. 3-4, the connection member 50 is formed with a sealing rib 513 at least partially at the outer circumference, the sealing rib 513 being adapted to abut against the mounting beam 60 and/or the inner wall of the first notch 21.
In some embodiments, the outer periphery of the body portion 511 is formed with a sealing rib 513, the free end of the sealing rib 513 extends towards the mounting beam 60, the mounting beam 60 is accommodated in the limiting groove and is stopped against the free end of the sealing rib 513, the mounting beam 60 is suitable for pressing the sealing rib 513 and deforming the sealing rib 513, so that a pressing force is formed between the body portion 511 and the bottom wall of the first notch 21 and between the body portion 511 and the mounting beam 60, the notch can be better sealed by matching the body portion 511 and the mounting beam 60, and heat generated by the battery module 30 is prevented from entering the second installation space to affect the operation of the distribution box 40 when the battery pack 1 is charged and discharged.
In other embodiments, the outer periphery of the body portion 511 is formed with a sealing rib 513, the free end of the sealing rib 513 extends towards the bottom wall of the first notch 21, the free end of the sealing rib 513 is suitable for abutting against the bottom wall of the first notch 21, and the assembly beam 60 is accommodated in the limiting groove and is suitable for pressing the body portion 511 to deform the sealing rib 513, so that a pressing force is formed between the body portion 511 and the bottom wall of the first notch 21 and between the body portion 511 and the assembly beam 60, and further the body portion 511 and the assembly beam 60 cooperate to seal the notch better.
In other embodiments, a sealing rib 513 extending towards the mounting beam 60 is formed on a side of the body 511 towards the mounting beam 60, a sealing rib 513 extending towards the bottom wall of the first notch 21 is formed on a side of the body 511 towards the bottom wall of the first notch 21, the body 511 is disposed at the first notch 21 and at least part of the partition 20 is accommodated in the limiting groove, the mounting beam 60 is accommodated in the limiting groove and the free ends of the sealing rib 513 are abutted, and at this time, the mounting beam 60 is pressed to deform the sealing ribs 513 on two sides of the body 511, so that a pressing force is formed between the body 511 and the bottom wall of the first notch 21 and between the body 511 and the mounting beam 60, and the body 511 and the mounting beam 60 can seal the notch better, so that heat generated by the battery module 30 is prevented from entering the second installation space to affect the operation of the distribution box 40.
According to some embodiments of the present utility model, as shown in fig. 1, the battery pack 1 further includes a cover plate 70 connected to the side plate to close the receiving chamber, the cover plate 70 being formed with a first access hole 71 facing the first installation space, and an access cover provided to the cover plate 70 and selectively opening and closing the first access hole 71.
In some embodiments, the cover plate 70 is connected with the side plate to seal the accommodating cavity, so that the battery module 30 and the distribution box 40 can be respectively and stably accommodated in the first installation space and the second installation space, the cover plate 70 is provided with a first access hole 71 opposite to and communicated with the first installation space, the cover plate 70 is provided with an access cover, the access cover is suitable for opening or closing the first access hole 71, when an electric device in the distribution box 40 fails, the distribution box 40 can be overhauled only by opening the access cover, the disassembly of the cover plate 70 is avoided, the overhauling efficiency of the distribution box 40 is improved, and the overhauling efficiency of the battery pack 1 is improved.
In some embodiments, the side plates, the partition 20 and the assembly beam 60 are formed with screw holes at intervals on the side facing the cover plate 70, the cover plate 70 is formed with through holes corresponding to the screw holes one by one, and the screws 80 respectively penetrate the through holes and are in threaded connection with the screw holes to connect the cover plate 70 to the case 10, so that the cover plate 70 is detachably connected to the case 10, and the disassembly and assembly efficiency of the battery pack 1 is improved.
It can be appreciated that when the battery pack 1 is assembled, the second section 523 passes through the communication hole 514 and the connecting section 522 is attached to the sealing member 51, the sealing member 51 is disposed at the notch, and finally the second section 523 is connected with the second electrical connection end and the first section 521 is connected with the first electrical connection end disposed on the top surface of the battery module 30, so that the assembly of the battery pack 1 is simpler and the assembly efficiency of the battery pack 1 is improved.
The consumer according to the utility model is briefly described below.
The electric equipment is provided with the battery pack 1 according to the embodiment, and the electric equipment is low in cost, high in production efficiency and good in safety because the electric equipment is provided with the battery pack 1 according to any one of the embodiments.
In summary, according to the battery pack 1 of the present utility model, the connector 50 adapted to connect the battery module 30 and the distribution box 40 is disposed at the notch of the partition 20, so that the connector can be omitted, and therefore the cost of the battery pack 1 can be reduced, and meanwhile, the connector 50 cooperates with the partition 20 to block the first installation space and the second installation space, so that the heat generated by the battery module 30 is prevented from entering the second installation space to affect the operation of the distribution box 40, and the risk of occurrence of short circuit arcing between the battery module 30 and the distribution box 40 when the battery module 30 fails can be avoided, thereby improving the safety of the battery pack 1.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
Although embodiments of the present utility model have been shown and described above, variations, modifications, substitutions and alterations are possible to the above embodiments.

Claims (11)

1. A connector for a battery pack, the battery pack (1) having a partition (20) formed thereon that separates a battery module (30) from a distribution box (40), characterized by comprising:
an electrical connector (52), the electrical connector (52) being adapted to pass through the separator (20) and being connected at both ends to the battery module (30) and the distribution box (40), respectively;
and a sealing member (51), wherein the sealing member (51) is sleeved on at least part of the periphery of the electric connecting member (52) and seals a gap between the electric connecting member (52) and the partition member (20), and the sealing member (51) is configured as a flexible member.
2. The connector for a battery pack according to claim 1, wherein the sealing member (51) includes:
a body portion (511), wherein a communication hole (514) through which the electrical connector (52) passes is formed in the body portion (511);
and an extension portion (512), wherein the extension portion (512) is disposed at least one end of the body portion (511) and extends away from the body portion (511), and the extension portion (512) is attached to the surface of the separator (20).
3. The connector for a battery pack according to claim 2, wherein the body portion (511) is formed with a communication hole (514) adapted to the electric connector (52) to pass through, and an inner wall of the communication hole (514) is formed with a deformation groove (515) extending in a thickness direction of the body portion (511).
4. The connector for a battery pack according to claim 2, wherein the top surface of the battery module (30) is provided with a first electrical connection terminal, the distribution box (40) is provided with a second electrical connection terminal, the electrical connector (52) comprising:
a first section (521), one end of the first section (521) being connected to the first electrical connection;
a connecting section (522), one end of the connecting section (522) being connected to the other end of the first section (521), the other end of the connecting section (522) extending in the height direction toward a direction away from the first section (521);
and a second section (523), wherein one end of the second section (523) is connected with the other end of the connecting section (522), and the other end of the second section (523) passes through the communication hole (514) and is connected with the second electric connecting end.
5. A battery pack, comprising:
a case (10);
a partition member (20), wherein the partition member (20) is arranged in the box body (10) and divides the interior of the box body (10) into a first installation space and a second installation space, and a notch which is communicated with the first installation space and the second installation space is formed in the partition member (20);
a battery module (30), the battery module (30) being disposed in the first installation space;
-an electrical box (40), the electrical box (40) being arranged in the second installation space;
-a connector (50), said connector (50) being arranged in said gap and connecting said battery module (30) with said distribution box (40), said connector (50) being configured as a connector (50) according to any one of claims 1-4.
6. The battery pack according to claim 5, wherein the case (10) includes:
a bottom plate;
the side plate is arranged around the periphery of the bottom plate and defines a containing cavity with the bottom plate; wherein the method comprises the steps of
The partition piece (20) is arranged on the bottom plate, two ends of the partition piece (20) are respectively connected with the side plates so as to divide the accommodating cavity into a first installation space and a second installation space, and the notch is opened towards the direction deviating from the bottom plate.
7. The battery pack of claim 6, further comprising:
-a mounting bar (60), said mounting bar (60) being adapted to cooperate with said connection member (50) and close the open end of said gap, said mounting bar (60) being adapted to abut said connection member (50).
8. The battery pack of claim 7, wherein the notch comprises:
first breach (21) and second breach (22), first breach (21) with second breach (22) intercommunication and in keeping away from the direction of bottom plate is arranged in proper order, first breach (21) are suitable for hold connecting piece (50), second breach (22) are suitable for hold assembly beam (60), the width of second breach (22) is greater than the width of first breach (21).
9. The battery pack according to claim 8, wherein the connecting member (50) is formed with a sealing rib (513) at least partially at the outer periphery, the sealing rib (513) being adapted to abut against the mounting beam (60) and/or the inner wall of the first notch (21).
10. The battery pack of claim 6, further comprising:
the cover plate (70), the cover plate (70) with the curb plate is connected in order to seal hold the chamber, the cover plate (70) is formed with first access hole (71) that the first installation space is just right:
an access cover is provided to the cover plate (70) and selectively opens and closes the first access opening (71).
11. A consumer comprising a battery pack (1) according to any one of claims 5-10.
CN202322043332.5U 2023-07-31 2023-07-31 Connecting piece for battery pack, battery pack and electric equipment Active CN220544151U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322043332.5U CN220544151U (en) 2023-07-31 2023-07-31 Connecting piece for battery pack, battery pack and electric equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322043332.5U CN220544151U (en) 2023-07-31 2023-07-31 Connecting piece for battery pack, battery pack and electric equipment

Publications (1)

Publication Number Publication Date
CN220544151U true CN220544151U (en) 2024-02-27

Family

ID=89973742

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322043332.5U Active CN220544151U (en) 2023-07-31 2023-07-31 Connecting piece for battery pack, battery pack and electric equipment

Country Status (1)

Country Link
CN (1) CN220544151U (en)

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