CN207338477U - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN207338477U CN207338477U CN201721277158.9U CN201721277158U CN207338477U CN 207338477 U CN207338477 U CN 207338477U CN 201721277158 U CN201721277158 U CN 201721277158U CN 207338477 U CN207338477 U CN 207338477U
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- China
- Prior art keywords
- battery
- battery pack
- press strip
- lower box
- limiting plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
Abstract
This application involves energy storage device technical field, more particularly to a kind of battery pack.The battery pack includes multiple batteries;Lower box, the lower box have connecting hole;Press strip, the press strip have location hole;Connector, wherein:Multiple batteries are both supported upon on the lower box, and at least two batteries are arranged along its length direction;On the length direction, the press strip is arranged between two batteries of arbitrary neighborhood;By the connector through the connecting hole and the location hole, the lower box and the press strip are detachably connected, so that the press strip and the battery coordinate in the short transverse upper limit of the battery.The recovery operation of battery pack provided herein is relatively simple.
Description
Technical field
This application involves energy storage device technical field, more particularly to a kind of battery pack.
Background technology
With the enhancing of environmental consciousness, the battery that can be recycled is widely used in major energy supply field.Generally, it is
Curtage is reached predetermined demand, often connect multiple batteries by connection sheet, form battery pack and use.In order to
Prevent in the course of work of battery pack, because some of which battery appears in the play on oneself height direction, and be unfavorable for whole
The trouble free service of a battery pack, it is common, can be by between battery and the babinet of battery pack in the assembling process of battery pack
The mode of coated structure glue, each battery is fixedly connected with the babinet of battery pack.But due to battery and battery pack
Structure glue is coated between babinet, this can have a negative impact the subsequent recovery process of battery so that recovery operation is more numerous
It is trivial.
Utility model content
This application provides a kind of battery pack, the recovery operation relative ease of the battery pack.
This application provides a kind of battery pack, including multiple batteries;Lower box, the lower box have connecting hole;Press strip,
The press strip has location hole;Connector, wherein:
Multiple batteries are both supported upon on the lower box, and at least two batteries are arranged along its length direction;
On the length direction, the press strip is arranged between two batteries of arbitrary neighborhood;
By the connector through the connecting hole and the location hole, the lower box and the press strip are detachable
Connection, so that the press strip and the battery coordinate in the short transverse upper limit of the battery.
Preferably, the press strip includes limiting plate and limit protrusion, and the limiting plate is connected with the limit protrusion, and institute
Location hole is stated to be arranged on the limit protrusion;
In the short transverse, the limiting plate coordinates with the battery limiting;
On the length direction, the limit protrusion coordinates with the battery limiting.
Preferably, the limit protrusion also has cavity, and the limiting plate has mounting hole;
In the short transverse, the mounting hole, the cavity and the location hole are sequentially communicated;
The connector is threaded connector, and the threaded connector includes screw rod and head, and the head is arranged on institute
State in cavity.
Preferably, on the thickness direction of the battery, the cavity runs through the limit protrusion.
Preferably, battery pack provided herein further includes flexible buffering piece, between the limiting plate and the battery,
And/or the flexible buffering piece is provided between the limit protrusion and the battery.
Preferably, receiving portion is additionally provided with the limiting plate, described accommodation section can accommodate the flexible buffering piece
At least partially.
Preferably, on the thickness direction of the battery, multiple receivings are both provided with two sides of the limiting plate
Portion.
Optionally, in multiple batteries, at least two batteries are arranged along its thickness direction, and two neighboring institute
State and be provided with predetermined interval between battery;
In the short transverse, described accommodation section is correspondingly arranged on above the predetermined interval.
Optionally, in the short transverse, the top of any battery is correspondingly arranged on described accommodation section.
Preferably, be arranged with bushing on the connector, in the short transverse, the bushing can respectively with the limit
The raised and described spacing cooperation of lower box in position.
The technical solution that the application provides can reach following beneficial effect:
In battery pack provided herein, multiple batteries are supported on lower box, along the arrangement of its length direction
Press strip is provided between at least two batteries, press strip and lower box can be detachably connected by connector, this causes in electricity
In the short transverse of pond, press strip can coordinate with battery limiting;It is obvious, when needing to recycle or replacing battery, by connector from
Split out in lower box, it is possible to directly replace or recycle battery, this can make battery recycling work more convenient.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
Application.
Brief description of the drawings
The structure diagram of press strip in the battery pack that Fig. 1 is provided by the embodiment of the present application;
Fig. 2 is the top view of Fig. 1;
The schematic diagram of the part-structure for the battery pack that Fig. 3 is provided by the embodiment of the present application.
Reference numeral:
1- batteries;
2- lower boxes;
21- connecting holes;
3- press strips;
31- limiting plates;
311- mounting holes;
312- receiving portions;
32- limit protrusions;
321- location holes;
322- cavitys;
4- connectors;
5- flexible buffering pieces;
6- bushings.
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the application
Example, and be used to together with specification to explain the principle of the application.
Embodiment
The application is described in further detail below by specific embodiment and with reference to attached drawing.
As shown in figure 3, Fig. 3 only shows the part-structure of battery pack, the embodiment of the present application provides a kind of battery pack, the electricity
The recovery operation of Chi Bao is more simple.The battery pack can include multiple batteries 1, lower box 2, press strip 3 and connector 4, wherein,
Multiple batteries 1 are supported on lower box 2, and multiple batteries 1 can be arranged on lower box 2 successively along its length direction, certainly,
Battery 1 can also arrange along other directions or along multiple directions;Press strip 3 can be arranged on the phase along mentioned length directional spreding
Between adjacent two batteries 1;Press strip 3 and lower box 2 can be detachably connected by connector 4, this can make press strip 3 and battery 1
Coordinate in the short transverse upper limit of battery 1.It should be noted that the length direction of battery 1 can be the direction shown in Fig. 3
X, the short transverse of battery 1 can be the direction Y shown in Fig. 1, and the thickness direction of battery 1 does not show that in figure, this area
Technical staff can be pair it should be understood that the position of the thickness direction of battery 1, the i.e. thickness direction of battery 1 be length side with battery 1
To the direction vertical with short transverse, in consideration of it, above three direction is no longer further explained below.
Wherein, the size of multiple batteries 1 can be equal, this is conducive to improve the space availability ratio inside battery pack, into
And the energy density of battery pack entirety can be improved;Lower box 2 can be metal material made of by way of extrusion molding
Frame structure, lower box 2 have accommodating chamber, and multiple batteries 1 can be according to certain regular array in lower box 2;Certainly, nowel
Body 2 can also be made of other hard materials;Press strip 3 can be sheet metal, or metal material passes through extrusion molding
Mode formed;Connector 4 can be threaded connector, or bayonet connection etc.;Can be by lower box 2 and pressure
The one or more holes of processing are bored on bar 3 respectively so that press strip 3 can be connected by connector 4 by foregoing pore structure with lower box 2
Come;Wherein, the hole on lower box 2 can be connecting hole 21, and the hole on press strip 3 can be location hole 321, connector
4 can sequentially pass through location hole 321 and connecting hole 21, and press strip 3 can also be connected to lower box 2 by structural members such as nuts
On, so that press strip 3 can be in the short transverse of battery 1, by the spacing a certain setting area between press strip 3 and lower box 2 of battery 1
In domain, this can ensure that each battery 1 works normally, without occurring a wide range of play on aforementioned height direction because of battery 1,
Influence the trouble free service of whole battery pack.
It is above-mentioned to understand, in battery pack provided herein, fixed between battery 1 and lower box 2 not by structure glue
Connection, but press strip 3 is detachably connected with lower box 2 by connector 4, while can also realize in the lump in the height of battery 1
The purpose spacing to battery 1 on direction, thus, the recovery operation of battery pack provided herein is relatively easy.
Further, as depicted in figs. 1 and 2, press strip 3 can include limiting plate 31 and limit protrusion 32,31 He of limiting plate
Limit protrusion 32 connects, and location hole 321 can be arranged on limit protrusion 32.In the short transverse of battery 1, limiting plate 31
Can be with 1 spacing cooperation of battery;On the length direction of battery 1, limit protrusion 32 can be with 1 spacing cooperation of battery.
Specifically, limiting plate 31 and limit protrusion 32 can be integrally formed, as the two can be by metal material by squeezing
Go out molding mode to be formed, limit protrusion 32 can be arranged on the side of limiting plate 31;It is spacing on the length direction of battery 1
Protrusion 32 can be arranged on the intermediate region of limiting plate 31, and the size of limiting plate 31 can be more than the size of limit protrusion 32,
This make it that in the short transverse of battery 1 limiting plate 31 can stretch in the both sides of limit protrusion 32 outside, it is clear that, limiting plate 31
Outer this two-part structure for stretching in limit protrusion 32 can coordinate with battery 1 in aforementioned height direction upper limit;It is correspondingly, spacing
Protrusion 32 can be in battery 1 length direction and adjacent 1 spacing cooperation of battery.By setting limit protrusion 32 so that press strip 3
Not only can be in the height direction with 1 spacing cooperation of battery, can also be on the length direction of battery 1 to 3 adjacent both sides of press strip
Battery 1 carry out it is spacing.
Further, in order to reduce the installation difficulty between connector 4 and press strip 3 and lower box 2, gone back on limit protrusion 32
Cavity 322 can be provided with, and mounting hole 311 can also be set on limiting plate 31, in the short transverse of battery 1, mounting hole
311st, cavity 322 and location hole 321 are sequentially communicated, this allows staff directly to wear connector 4 by mounting hole 311
Enter into press strip 3 and lower box 2;Connector 4 can be threaded connector, and threaded connector can include screw rod and head, head
Portion can be arranged in cavity 322, this can reduce size of the battery pack on aforementioned height direction, and then can be reduced whole
Space shared by battery pack.
Specifically, cavity 322 can process on limit protrusion 32 by way of boring and processing, cavity 322 can be with
Reduce the weight of whole press strip 3, this is conducive to battery pack and develops to lightweight;Can be by way of Milling Process, spacing
Mounting hole 311 is processed on plate 31, and the size of mounting hole 311 can be more than the size of threaded connector, so as to be threadedly coupled
Part can coordinate to pass through mounting hole 311 and location hole 321 in aforementioned height direction upper limit, by by the head of threaded connector
It is arranged in cavity 322, the location hole 321 of threaded connector and limit protrusion 32 can be made to match somebody with somebody in aforementioned height direction upper limit
Close.
More specifically, cavity 322 can run through whole limit protrusion 32, the pressure of such a structure along the thickness direction of battery 1
The weight smaller of bar 3, and then the weight smaller of whole battery pack can be made;Directly formed by way of extrusion molding before having
State the press strip 3 of cavity 322;Certainly, the two-part structure of press strip 3, limiting plate 31 and limit protrusion 32 can also split shaping, then
It is connected as one by modes such as welding.
Due to the factor such as machining accuracy and inevitable error, between different batteries may there are dimensional tolerance,
Thus, in order to eliminate the tolerance between battery, so that pretightning force of the battery suffered by oneself height direction can basic phase
Deng optionally, battery pack provided herein can also include flexible buffering piece 5, between limiting plate 31 and battery 1 and limit
Flexible buffering piece 5 is provided with least one between position protrusion 32 and battery 1.
Specifically, flexible buffering piece 5 can be lamellar structure made of foam and elastomeric material etc., by spacing
Flexible buffering piece 5 is laid between plate 31 and battery 1, tolerance of the different batteries 1 on aforementioned height direction can be substantially eliminated, into
And making press strip 3 essentially identical to the pretightning force for being distributed in the battery 1 of its both sides, this can improve the stability of whole battery pack.
Likewise, setting flexible buffering piece 5 between limit protrusion 32 and battery 1, make the multiple batteries 1 arranged along its length direction
It can be acted on by the elastic buffer of flexible buffering piece 5, to eliminate tolerance of multiple batteries 1 on its length direction;It is meanwhile soft
Property bolster 5 can also play a protective role battery 1.
Further, receiving portion 312 can also be set on limiting plate 31, and receiving portion 312 can accommodate flexible buffering piece 5
At least partially.
Specifically, the structure or shape of receiving portion 312 can be hole shape, if receiving portion 312 can be blind hole or through hole shape
Structure, or groove-like structure, the receiving portion 312 of groove-like structure can be from the side side openings of limiting plate 31, and to limit
The internal stretch of position plate 31;Obvious, the receiving portion 312 of foregoing several structures can pass through a variety of feasible processing method shapes
Into no longer specific narration herein.In the assembling process of battery pack, press strip 3 and lower box 2 are connected as one by connector 4
Body, with the gradual locking between press strip 3 and lower box 2, under the action of extruding force, the part of flexible buffering piece 5 can be with
It is extruded in receiving portion 312, due to dimensional tolerance existing between battery 1,3 both sides of press strip that receiving portion 312 is accommodated
The amount of flexible buffering piece 5 may be different, this can be of substantially equal with the pretightning force suffered by the battery 1 of 3 both sides of press strip.
Preferably, along the thickness direction of battery 1, multiple receiving portions can be provided with two sides of limiting plate 31
312, this can make flexible buffering piece 5 after being compressed, can more uniformly be housed inside in each receiving portion 312.
Optionally, in multiple batteries 1, at least two batteries 1 can arrange along its thickness direction, and two neighboring battery
Predetermined interval can be provided between 1, in the short transverse of battery 1, the top at predetermined interval can be correspondingly arranged on appearance
Receive portion 312.
Specifically, the structures such as insulating layer can be provided with along between multiple batteries 1 of its thickness direction arrangement, and in electricity
In the assembling process in pond 1, the gap of certain size can be generally reserved between each battery 1;Simultaneously as set on limiting plate 31
Receiving portion 312 is equipped with, this will certainly cause the structural strength of 312 peripheral region of receiving portion on limiting plate 31 to reduce, by that will hold
Receiving portion 312 is arranged on the top of prepsetting gap so that the relatively large part of structural strength and multiple batteries 1 on limiting plate 31
It is in contact, to ensure that limiting plate 31 can apply battery 1 enough position-limiting action power.
Optionally, in the short transverse of battery 1, multiple receiving portions 312 can be correspondingly arranged in the upper of multiple batteries 1
Side.
Specifically, receiving portion 312 is arranged on to the top of battery 1 so that flexible buffering piece 5 is in the process being gradually extruded
In, it can directly be housed inside in the receiving portion 312 above battery 1, appearance can be just flow to without mobile relatively long distance
Receive at the position at the place of portion 312, it is more uniform that this can be distributed flexible buffering piece 5.
Preferably, battery pack provided herein can also include bushing 6, and bushing 6 can be set on connector 4,
In the short transverse of battery 1, the both ends of bushing 6 can respectively with the 2 spacing cooperation of limit protrusion 32 and lower box.
Specifically, bushing 6 can be tubular structure made of rigid material, connector 4 can be arranged in bushing 6, this
Field technology personnel can determine the length of bushing 6, bushing 6 according to the height of battery 1, and the size of press strip 3 and connector 4
Length refer to size of the bushing 6 in 1 short transverse of battery;By setting bushing 6, connector 4 can be made to be tightened onto one
When determining degree, it can be coordinated between press strip 3 and lower box 2 by short transverse upper limit of the bushing 6 in battery 1, this to connect
Fitting 4 will not be screwed unrestrictedly, to protect battery 1 not destroyed because of connector 4 by excessive screwing.
The foregoing is merely the preferred embodiment of the application, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
- A kind of 1. battery pack, it is characterised in that including:Multiple batteries;Lower box, the lower box have connecting hole;Press strip, the press strip have location hole;Connector,Wherein:Multiple batteries are both supported upon on the lower box, and at least two batteries are arranged along its length direction;On the length direction, the press strip is arranged between two batteries of arbitrary neighborhood;By the connector through the connecting hole and the location hole, the lower box and the press strip detachably connect Connect, so that the press strip and the battery coordinate in the short transverse upper limit of the battery.
- 2. battery pack according to claim 1, it is characterised in that the press strip includes limiting plate and limit protrusion, described Limiting plate is connected with the limit protrusion, and the location hole is arranged on the limit protrusion;In the short transverse, the limiting plate coordinates with the battery limiting;On the length direction, the limit protrusion coordinates with the battery limiting.
- 3. battery pack according to claim 2, it is characterised in that the limit protrusion also has cavity, the limiting plate With mounting hole;In the short transverse, the mounting hole, the cavity and the location hole are sequentially communicated;The connector is threaded connector, and the threaded connector includes screw rod and head, and the head is arranged on the sky Intracavitary.
- 4. battery pack according to claim 3, it is characterised in that on the thickness direction of the battery, the cavity passes through Wear the limit protrusion.
- 5. battery pack according to claim 2, it is characterised in that further include flexible buffering piece, the limiting plate with it is described Between battery, and/or the flexible buffering piece is provided between the limit protrusion and the battery.
- 6. battery pack according to claim 5, it is characterised in that receiving portion, the appearance are additionally provided with the limiting plate The portion of receiving can accommodate at least a portion of the flexible buffering piece.
- 7. battery pack according to claim 6, it is characterised in that on the thickness direction of the battery, the limiting plate Two sides on be both provided with multiple receiving portions.
- 8. battery pack according to claim 7, it is characterised in that in multiple batteries, at least two battery edges Its thickness direction is arranged, and is provided with predetermined interval between the two neighboring battery;In the short transverse, described accommodation section is correspondingly arranged on above the predetermined interval.
- 9. battery pack according to claim 7, it is characterised in that in the short transverse, arbitrarily the battery is upper Fang Jun is correspondingly arranged on described accommodation section.
- 10. battery pack according to claim 2, it is characterised in that bushing is arranged with the connector, in the height On direction, the bushing can respectively with the limit protrusion and the spacing cooperation of the lower box.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721277158.9U CN207338477U (en) | 2017-09-29 | 2017-09-29 | Battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721277158.9U CN207338477U (en) | 2017-09-29 | 2017-09-29 | Battery pack |
Publications (1)
Publication Number | Publication Date |
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CN207338477U true CN207338477U (en) | 2018-05-08 |
Family
ID=62367853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721277158.9U Active CN207338477U (en) | 2017-09-29 | 2017-09-29 | Battery pack |
Country Status (1)
Country | Link |
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CN (1) | CN207338477U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109728221A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | The fixation device and battery pack of battery core in battery pack |
-
2017
- 2017-09-29 CN CN201721277158.9U patent/CN207338477U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109728221A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | The fixation device and battery pack of battery core in battery pack |
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