CN207320215U - Battery carrying device and battery pack - Google Patents

Battery carrying device and battery pack Download PDF

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Publication number
CN207320215U
CN207320215U CN201721377488.5U CN201721377488U CN207320215U CN 207320215 U CN207320215 U CN 207320215U CN 201721377488 U CN201721377488 U CN 201721377488U CN 207320215 U CN207320215 U CN 207320215U
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China
Prior art keywords
battery
conductive material
prepared
carrying device
electrode
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CN201721377488.5U
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Chinese (zh)
Inventor
陆群
阎超
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Suzhou Walter Reith Electric Vehicle Technology Co., Ltd.
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Beijing Changcheng Huaguan Automobile Technology Development Co Ltd
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Priority to CN201721377488.5U priority Critical patent/CN207320215U/en
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    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Connection Of Batteries Or Terminals (AREA)

Abstract

The utility model is on a kind of battery carrying device and battery pack, is related to battery technology field, mainly solving the technical problems that the anode of the aluminum on battery and the second copper connector solder yield are relatively low.The technical solution mainly used for：Battery carrying device includes：Supporting part, is provided with first electrode connector on the supporting part；The first electrode connector includes the Part I prepared by the first conductive material and the Part II prepared by the second conductive material, the Part I is electrically connected with the Part II, and first conductive material and second conductive material are different materials.Relative to the prior art, first electrode cocoa prepared by the second conductive material of battery is used to be welded with the Part II of phase same material, and the success rate of welding is higher, can improve yield rate.

Description

Battery carrying device and battery pack
Technical field
Battery technology field is the utility model is related to, more particularly to a kind of battery carrying device and battery pack.
Background technology
Power battery pack be by multiple battery modules assembling form, include in each battery module battery frame and The battery cell being arranged in battery frame, has the anode of battery cathode made of copper and aluminum, battery on battery cell There is the first copper connector for being used for being electrically connected with battery cathode made of copper on frame, be electrically connected for the anode with aluminum The the second copper connector connect, is electrically connected two electrode connecting parts on battery cell and battery frame, afterwards by multiple groups Battery frame serial or parallel connection equipped with battery cell, assembling form battery pack.
Wherein, it is common to do in the anode for the aluminum for preparing unlike material and the connection of the second copper connector Method is located by connecting using bolt, but in large batch of assembling, it is more to expend the time；Or welded by welding procedure Connect, although speed, it is different in the anode of the aluminum of unlike material and the second copper connector are welded Welding quality between material is difficult to ensure that yield rate is relatively low.
Utility model content
In view of this, the utility model provides a kind of battery carrying device and battery pack, mainly solving the technical problems that The anode of aluminum on battery and the second copper connector solder yield are relatively low.
To reach above-mentioned purpose, the utility model mainly provides following technical solution：
On the one hand, the embodiment of the utility model provides a kind of battery carrying device, including：
Supporting part, is provided with first electrode connector on the supporting part；
The first electrode connector includes the Part I prepared by the first conductive material and by the second conductive material The Part II of preparation, the Part I are electrically connected with the Part II, and first conductive material and described second is led Electric material is different material.
The purpose of this utility model and solve its technical problem and can also be applied to the following technical measures to achieve further.
Optionally, foregoing battery carrying device, wherein passing through extruding between the Part I and the Part II It is electrically connected.
Optionally, foregoing battery carrying device, wherein passing through bolt between the Part I and the Part II Positioning is electrically connected.
Optionally, foregoing battery carrying device, wherein the first electrode connector includes prepared by non-metallic material Matrix；
The Part I and the Part II are set on the matrix.
Optionally, foregoing battery carrying device, wherein described matrix include opposite first side, second side and Connect the first side, the joint face of the second side；
The Part II is included positioned at the first battery electrode connecting pin of described matrix first side and positioned at the base Second battery electrode connecting pin of body second side, the Part I are arranged at the joint face of described matrix, described first The both ends divided are electrically connected with the first battery electrode connecting pin, the second battery electrode connecting pin respectively.
Optionally, foregoing battery carrying device, wherein the supporting part is included positioned at described matrix first side side First battery receiving area and positioned at the second battery receiving area of described matrix second side side.
Optionally, foregoing battery carrying device, wherein being provided with what is prepared by the first conductive material on the supporting part Second electrode connector.
Optionally, foregoing battery carrying device, wherein the Part I, the electrical connection of the second electrode connector End is prepared by copper sheet, and the Part II is prepared by aluminium flake.
On the other hand, the embodiment of the utility model provides a kind of battery pack, including：
Multiple battery modules, the battery modules include battery carrying device described above and battery；
Welded in the battery by first electrode prepared by the second conductive material and the Part II.
The purpose of this utility model and solve its technical problem and can also be applied to the following technical measures to achieve further.
Optionally, foregoing battery pack, wherein further including：
First electric current cylinder manifold prepared by the first conductive material；
The Part I of multiple battery modules is electrically connected with the first electric current cylinder manifold respectively.
By above-mentioned technical proposal, battery carrying device and battery pack that technical solutions of the utility model provide at least have Following advantages：
In technical solution provided in an embodiment of the present invention, the first electrode connector of battery carrying device includes being led by first Part I prepared by electric material and the Part II prepared by the second conductive material, are prepared by the second conductive material in battery First electrode can be welded with Part II, relative to the prior art, second of the electrode of battery and phase same material can be used Divide welding, the success rate of welding is higher, can improve yield rate.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand the skill of the utility model Art means, and being practiced according to the content of specification, with the preferred embodiment of the utility model and coordinate attached drawing detailed below Describe in detail bright as after.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area Technical staff will be clear understanding.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality New limitation.And in whole attached drawing, identical component is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is a kind of structure diagram at the first visual angle of battery carrying device that the embodiment of the utility model provides；
Fig. 2 is a kind of structure diagram at the second visual angle of battery carrying device that the embodiment of the utility model provides；
Fig. 3 makes the schematic cross-sectional view of A-A in Fig. 2；
Fig. 4 is the structure that a kind of the battery in battery pack bogey and battery that the embodiment of the utility model provides are split Schematic diagram；
Fig. 5 is a kind of structure diagram of the partial resolution state for battery pack that the embodiment of the utility model provides.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken, Below in conjunction with attached drawing and preferred embodiment, to according to the utility model proposes battery carrying device and battery pack its specific implementation Mode, structure, feature and its effect, describe in detail as after.In the following description, different " embodiment " or " embodiment " refers to Be not necessarily the same embodiment.In addition, the special characteristic, structure or feature in one or more embodiments can be by any suitable Form combines.
As shown in Figure 1, Figure 2 and Figure 3, a kind of battery carrying device that one embodiment of the utility model proposes, it is wrapped Include：Supporting part 10.
First electrode connector 20 is provided with the supporting part 10；The first electrode connector 20 includes being led by first Part I 21 prepared by electric material and the Part II 22 prepared by the second conductive material, the Part I 21 with it is described Part II 22 is electrically connected, and first conductive material and second conductive material are different materials.For example, described first Part is standby by copper, and the Part II is prepared by aluminium flake, but not limited to this.
Wherein, the Part II prepared by the second conductive material can be as first prepared in battery by the second conductive material The welding ends of electrode, the Part I prepared by the first conductive material can be as the connecting pin being connected with foreign current cylinder manifold.
The first electrode connector of battery carrying device includes the Part I prepared by the first conductive material and by the Part II prepared by two conductive materials, the first electrode prepared by the second conductive material in battery can be welded with Part II, Relative to the prior art, first electrode cocoa prepared by the second conductive material of battery is used to be welded with the Part II of phase same material Connect, the success rate of welding is higher, can improve yield rate.
Wherein, the receiving area of carrying battery is may be provided with supporting part 10, arranging batteries are in receiving area, on supporting part 10 It is additionally provided with the second electrode connector 30 prepared by the first conductive material.Battery has first prepared by the second conductive material Electrode and the second electrode prepared by the first conductive material.First conductive material can use copper, and the second conductive material can use aluminium. Specifically, the Part I, the electric connecting terminal of the second electrode connector are prepared by copper sheet, the Part II is by aluminium flake Prepare, in order to weld.In welding, by first electrode prepared by the second conductive material and supporting part first electrode connector second Part II welding prepared by conductive material, by second electrode prepared by the first conductive material with supporting part by the first conductive material The second electrode connector welding of preparation, since two material identicals, solder yield are higher in welding.First conductive material system Second electrode connector prepared by standby Part I, the first conductive material can be as the connecting pin being connected with outer electrode.
It can be welded between Part I and Part II by the technique of welding, due to Part I and the gold of Part II It is different to belong to material, during both Part I and Part II are electrically connected, can be electrically connected by extruding, such as Part I and second Divide and pass through stamping connection.Or Part I and Part II are positioned by bolt be electrically connected between the two, etc..
In specific production, in some embodiments provided by the utility model, as shown in figure 3, the first electrode connects Body includes matrix 23 prepared by non-metallic material；The Part I 21 and the Part II 22 are arranged on described matrix 23 On.So in connection Part I and Part II, matrix can be as Part I and the carrier of Part II, such as punching press In, Part I, Part II are partly overlapped, by overlapping part punching press on matrix.In being connected by screw bolts, use The overlapping region of Part I and Part II is locked on matrix by bolt, can be easy to process.
Battery carrying device can be configured to undertake the load bearing component of single battery, in implementation, be not limited to carry single electricity Pond, for example, described matrix 23 includes opposite first side, second side and the connection first side, second side The joint face in face；The Part II 22 is included positioned at the first battery electrode connecting pin 221 and position of described matrix first side In the second battery electrode connecting pin 222 of described matrix second side, the Part I 21 is arranged at the connection of described matrix Face, the both ends of the Part I 21 respectively with the first battery electrode connecting pin 221, the second battery electrode connecting pin 222 are electrically connected.The second electrode connector prepared by the first conductive material is provided with the supporting part to be included：It is arranged on matrix The the first battery electrode connecting pin and the second battery electrode connecting pin of both sides, the first battery electrode connection of second electrode connector End and the second battery electrode connecting pin are electrically connected.In connection, first electrode prepared by first the second conductive material of battery can be with the Two parts the first battery electrode connecting pin are welded, and second electrode prepared by first the first conductive material of battery can connect with second electrode The first battery electrode of junctor connecting pin is welded, and first electrode prepared by second the second conductive material of battery can be with Part II second Battery electrode connecting pin is welded, and second electrode prepared by second the first conductive material of battery can be with the electricity of second electrode connector second Pond electrode connecting end welding.In implementation, supporting region uses 2, and the supporting part is included positioned at described matrix first side side First battery receiving area and it is placed in the first battery positioned at the second battery receiving area of described matrix second side side, the first battery Receiving area, the second battery are placed in the second battery receiving area.
A kind of battery pack that the utility model embodiment provides, as shown in Figure 4 and Figure 5, battery pack includes：Multiple battery moulds Group, the battery modules include battery carrying device 100 and battery 200；
Battery carrying device 100 includes：Supporting part.First electrode connector 20 is provided with the supporting part；Described One electrode connector 20 includes the Part I prepared by the first conductive material and second prepared by the second conductive material Point, the Part I is electrically connected with the Part II, and first conductive material and second conductive material are difference Material.
By first electrode 210 prepared by the second conductive material and first electrode connector 20 second in the battery 200 Divide welding.
Specifically, by second electrode 220 prepared by the first conductive material and the second electricity on supporting part in the battery 200 Pole connector 30 welds.
Specifically, the battery that the battery carrying device described in the present embodiment can be provided directly using above-described embodiment Bogey concrete implementation structure can be found in the related content described in above-described embodiment, and details are not described herein again.
By in multiple battery modules in parallel, the Part I 21 of multiple battery modules is prepared with the first conductive material respectively The first electric current cylinder manifold 300 be electrically connected, such as laser welding.The second electrode connector of multiple battery modules is led with first respectively Second electric current cylinder manifold (not shown) prepared by electric material is electrically connected.Copper can be selected in first conductive material, i.e., using copper Electric current cylinder manifold, copper has that resistance is small, the advantages that temperature rise is small, may be such that electric current cylinder manifold resistance is small, temperature is relatively low in work.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment Point, it may refer to the associated description of other embodiment.
It is understood that the correlated characteristic in above device can be referred to mutually.In addition, in above-described embodiment " the One ", " second " etc. is to be used to distinguish each embodiment, and does not represent the quality of each embodiment.
In the specification that this place provides, numerous specific details are set forth.It is to be appreciated, however, that the utility model Embodiment can be put into practice in the case of these no details.In some instances, known structure is not been shown in detail And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more in each utility model aspect A, in the description to the exemplary embodiment of the utility model above, each feature of the utility model is divided together sometimes Group is into single embodiment, figure or descriptions thereof.However, the device of the disclosure should be construed to reflect following meaning Figure：The requires of the utility model features more more than the feature being expressly recited in each claim i.e. claimed. More precisely, as the following claims reflect, it is in terms of utility model single less than disclosed above All features of embodiment.Therefore, it then follows thus claims of embodiment are expressly incorporated in the specific embodiment party Formula, wherein each claim separate embodiments as the utility model in itself.
Those skilled in the art, which are appreciated that, to carry out adaptively the component in the device in embodiment Change and they are arranged in one or more devices different from the embodiment.Can be the component combination in embodiment Into a component, and multiple subassemblies can be divided into addition.Except at least some in such feature are mutual Outside repulsion, any combinations can be used to the institute disclosed in this specification (including adjoint claim, summary and attached drawing) There are feature and all components of so disclosed any device to be combined.Unless expressly stated otherwise, this specification (including Adjoint claim, summary and attached drawing) disclosed in each feature can by provide identical, equivalent or similar purpose substitute it is special Levy to replace.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments In included some features rather than further feature, but the combination of the feature of different embodiments means in this practicality newly Within the scope of type and form different embodiments.For example, in the following claims, embodiment claimed One of any mode can use in any combination.The all parts embodiment of the utility model can be real with hardware It is existing, or realized with combinations thereof.
The utility model is limited it should be noted that above-described embodiment illustrates rather than the utility model, And those skilled in the art can design alternative embodiment without departing from the scope of the appended claims.In right In it is required that, any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" is not arranged Except there are component not listed in the claims or component.Word "a" or "an" before component or component is not excluded for There are multiple such components or component.The utility model can be realized by means of including the device of some different components. In if the claim of dry part is listed, several in these components can be come specific body by same component item It is existing.The use of the grade of word first, second does not indicate that any order.These words can be construed to title.
The above descriptions are merely preferred embodiments of the present invention, and not the utility model is made in any form Limitation, any simple modification, equivalent change and modification made to above example according to the technical essence of the utility model, In the range of still falling within technical solutions of the utility model.

Claims (10)

  1. A kind of 1. battery carrying device, it is characterised in that including：
    Supporting part, is provided with first electrode connector on the supporting part；
    The first electrode connector includes the Part I prepared by the first conductive material and is prepared by the second conductive material Part II, the Part I is electrically connected with the Part II, first conductive material and second conduction material Matter is different materials.
  2. 2. battery carrying device according to claim 1, it is characterised in that
    It is electrically connected between the Part I and the Part II by extruding.
  3. 3. battery carrying device according to claim 1, it is characterised in that
    Positioned and be electrically connected by bolt between the Part I and the Part II.
  4. 4. according to any battery carrying device in claim 1-3, it is characterised in that
    The first electrode connector includes matrix prepared by non-metallic material；
    The Part I and the Part II are set on the matrix.
  5. 5. battery carrying device according to claim 4, it is characterised in that
    Described matrix includes opposite first side, second side and the connection first side, the company of the second side Junction；
    The Part II is included positioned at the first battery electrode connecting pin of described matrix first side and positioned at described matrix the Second battery electrode connecting pin of two side faces, the Part I are arranged at the joint face of described matrix, the Part I Both ends are electrically connected with the first battery electrode connecting pin, the second battery electrode connecting pin respectively.
  6. 6. battery carrying device according to claim 5, it is characterised in that
    The supporting part is included positioned at the first battery receiving area of described matrix first side side and positioned at described matrix second Second battery receiving area of side.
  7. 7. battery carrying device according to claim 1, it is characterised in that
    The second electrode connector prepared by the first conductive material is provided with the supporting part.
  8. 8. battery carrying device according to claim 7, it is characterised in that
    The Part I, the electric connecting terminal of the second electrode connector are prepared by copper sheet, and the Part II is by aluminium flake system It is standby.
  9. A kind of 9. battery pack, it is characterised in that including：
    Multiple battery modules, the battery modules include battery carrying device as described in any in the claims 1-8 with And battery；
    Welded in the battery by first electrode prepared by the second conductive material and the Part II.
  10. 10. battery pack according to claim 9, it is characterised in that further include：
    First electric current cylinder manifold prepared by the first conductive material；
    The Part I of multiple battery modules is electrically connected with the first electric current cylinder manifold respectively.
CN201721377488.5U 2017-10-24 2017-10-24 Battery carrying device and battery pack Active CN207320215U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721377488.5U CN207320215U (en) 2017-10-24 2017-10-24 Battery carrying device and battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721377488.5U CN207320215U (en) 2017-10-24 2017-10-24 Battery carrying device and battery pack

Publications (1)

Publication Number Publication Date
CN207320215U true CN207320215U (en) 2018-05-04

Family

ID=62382466

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721377488.5U Active CN207320215U (en) 2017-10-24 2017-10-24 Battery carrying device and battery pack

Country Status (1)

Country Link
CN (1) CN207320215U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20190202

Address after: 215011 No. 1 Workshop, South District, Fumin Industrial Park, No. 229 Huajin Road, Tongan Town, Suzhou High-tech Zone, Jiangsu Province

Patentee after: Suzhou Walter Reith Electric Vehicle Technology Co., Ltd.

Address before: 101300 the 4 Building (1) of Beijing science and Technology Innovation Zone, Renjun North Street, Renhe Town, Shunyi District.

Patentee before: BEIJING CHANGCHENG HUAGUAN AUTOMOBILE TECHNOLOGY CO., LTD.

TR01 Transfer of patent right