CN102593399A - Packaging structure of battery - Google Patents
Packaging structure of battery Download PDFInfo
- Publication number
- CN102593399A CN102593399A CN201210061632XA CN201210061632A CN102593399A CN 102593399 A CN102593399 A CN 102593399A CN 201210061632X A CN201210061632X A CN 201210061632XA CN 201210061632 A CN201210061632 A CN 201210061632A CN 102593399 A CN102593399 A CN 102593399A
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- Prior art keywords
- battery
- framework
- baffle
- baffle plate
- impulsive force
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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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Abstract
The invention provides a packaging structure of a battery. The packaging structure comprises a battery electric core, a frame, a first baffle plate and a second baffle plate, wherein the first baffle plate and the second baffle plate respectively cover the frame so as to form a closed containing space; the battery electric core is contained in the containing space, and the elasticity of the frame is superior to that of the first baffle plate or the second baffle plate; at least one of a plurality of corners of the frame is provided with an impact force absorbing structure with buffering holes, and the impact force absorbing structure absorbs the impact force when the corner of the battery is subject to the impact; therefore, the impact force can be effectively absorbed when the corner of the battery is subject to the impact, thereby preventing the corner of the first baffle plate or the second baffle plate from deforming, and improving the safety of the packaging structure of the battery further.
Description
Technical field
The present invention relates to the rechargeable battery technical field, be specifically related to the encapsulating structure of battery.
Background technology
Products such as commercially available portable type electronic product such as mobile phone, digital camera, notebook computer, MP3 music player; The design that has replaceable battery mostly; Let the user after electric weight uses totally, can change the sufficient new battery of electric weight and continue to use, common rechargeable battery kind has lithium battery, Ni-MH battery, nickel-cadmium cell etc. at present, and lithium battery is lower because of memory effect; And therefore energy density height, output voltage are most commonly used to the said goods than advantages such as height.
Though lithium battery has above-mentioned advantage; But relative also have a relatively poor shortcoming of fail safe, when battery is pierced or clashes into when causing being out of shape, possibly have the wind inspection of the blast of smoldering even expand; Therefore when the pursuit product is compact, must consider that the reduction battery structure is for Influence on security.
The encapsulating structure of the battery of using always is also tied around forming with the stickup of marking materials layer for two sheet metals about utilizing the framework collocation.The encapsulating structure of this battery can dwindle the battery volume, and sheet metal can reduce the probability that battery is pierced up and down.But relative intensity also can weaken, and especially in four corners, when falling to falling, causes the sheet metal buckling deformation easily, and battery security is caused the doubt of use, simultaneously also can't be through authentication.
U.S. Pat 20090246622A1 coats battery battery core with fender, and this framework can increase the volume of battery modules, and increases cost.
Summary of the invention
In view of this, main purpose of the present invention is to solve the above problems and a kind of encapsulating structure of battery is provided, the impulsive force when the impulsive force absorbing structure being set can effectively absorbing the battery turning and be hit through the turning at framework.
The present invention provides a kind of encapsulating structure of battery; Comprise battery battery core, framework, first baffle plate and second baffle; Wherein, This first baffle plate and this second baffle cover the accommodation space that this framework forms a sealing respectively, and this battery battery core is placed in this accommodation space, and the elasticity of this framework is superior to the elasticity of this first baffle plate or this second baffle; And in a plurality of turnings of this framework one of them is provided with the impulsive force absorbing structure that comprises cushion hole at least, this impulsive force absorbing structure absorbs this impulsive force when the turning of this battery receives impulsive force.
Preferably, this framework has four turnings and all is provided with this impulsive force absorbing structure, and the impulsive force absorbing structure at these four turnings is incomplete same.
Preferably, this impulsive force absorbing structure is arranged at the inboard at the turning of this framework; Perhaps this impulsive force absorbing structure outwards protrudes from this turning setting.
Preferably, the material of this framework is a plastic cement, and the material of this first baffle plate and this second baffle is a metal.
Preferably, this framework is formed in one with this second baffle, and the material of this framework and this second baffle is a plastic cement, and the material of this first baffle plate is a metal.
Preferably, in this cushion hole, be filled with vibration absorptive material.
Preferably, the inserted sheet structure is set, inserting slot construction is set, through this inserted sheet structure and cooperating of inserting slot construction this first baffle plate being fixed on this framework in the inboard of this frame side wall in the edge of this first baffle plate.
Preferably, the sidewall in this framework is provided with the cushion hole that is used to absorb impulsive force.
Preferably, this battery is a lithium battery.
Preferably; The encapsulating structure of this battery also comprises PCM route protection plate and marking materials layer; This PCM route protection plate is electrically connected the electrode of this battery battery core and between the sidewall of this battery battery core and this framework, the sticking card of this marking materials layer is on this first baffle plate or this second baffle.
Beneficial effect of the present invention is; Impulsive force when the impulsive force absorbing structure being set in the turning of this framework can effectively absorbing the battery turning and be hit; Thereby avoid the problem of first baffle plate or second baffle corner distortion, thereby the fail safe of the encapsulating structure of this battery is improved.
Below in execution mode, be described in detail detailed features of the present invention and advantage; Its content is enough to make those skilled in the art to understand technology contents of the present invention and implements according to this; And according to content, claim and the diagram that this specification disclosed, those skilled in the art can understand purpose and the advantage that the present invention is correlated with easily.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the battery packaging structure of one embodiment of the invention;
Fig. 2 is the structural representation of the framework of one embodiment of the invention;
Fig. 3 is the structural representation at turning of the framework of one embodiment of the invention;
Fig. 4 is the structural representation at turning of the framework of one embodiment of the invention;
Fig. 5 is the structural representation of the framework of another embodiment of the present invention;
Fig. 6 is the structural representation at turning of the framework of another embodiment of the present invention;
Fig. 7 is the three-dimensional exploded view of the battery packaging structure of third embodiment of the invention;
Embodiment
For making the object of the invention, structure, characteristic and function thereof there are further understanding, cooperate embodiment to specify as follows now.
Fig. 1 is the three-dimensional exploded view of the battery packaging structure of one embodiment of the invention, in this embodiment, and the encapsulating structure 100 of this battery; Comprise battery battery core 10, framework 20, first baffle plate 30, second baffle 40, PCM route protection plate 50 and marking materials layer 60, this framework 20 is the four sides framework, and so-called four sides is four sidewalls of framework; These four sidewalls are around forming square shape; First baffle plate 30, second baffle 40 are covered in the end face and the bottom surface of this framework respectively, for the convenience of explaining, define two faces that this framework 20 is not capped and are respectively end face and bottom surface; This first baffle plate 30, second baffle 40 and framework 20 are around the accommodation space that forms a sealing; Preferably, this first baffle plate 30 is a metal with the material of this second baffle 40, and this battery battery core 10 and this PCM route protection plate 50 are placed in this accommodation space; This PCM route protection plate 50 is electrically connected positive pole and the negative pole of these battery battery cores 10 and between the sidewall 21 of this battery battery core 10 and this framework 20; The elasticity of this framework 20 is superior to the elasticity of this first baffle plate 30 and this second baffle 40, and preferred, the material of this framework 20 is a plastic cement.
In order first baffle plate 30 and second baffle 40 to be fixed in the end face and the bottom surface of this framework 20; In the edge of this first baffle plate 30 inserted sheet structure 31 is set; This inserted sheet structure 31 is vertical each other with this first baffle plate 30; In the edge of this second baffle 40 inserted sheet structure 41 is set, this inserted sheet structure 41 is vertical each other with this second baffle 40, in the inside sidewalls of this framework 20 inserting slot construction 200 is set; Through inserted sheet structure 31 and cooperating of inserting slot construction 200 first baffle plate 30 being fixed on this framework 20, through inserted sheet structure 41 and cooperating of inserting slot construction 200 second baffle 40 being fixed on this framework 20.
Fig. 2 is the structural representation of framework 20, and framework 20 is the four sides framework, is centered on sidewall 24 by sidewall 21, sidewall 22, sidewall 23 to form square shape; This framework has four turnings to be respectively turning 210, turning 220, turning 230 and turning 240; It should be noted that when framework 20 be not four sides during framework, the number at its turning also can respective change; In the present embodiment; In the turning 210, turning 220, turning 230 and turning 240 be provided with the impulsive force absorbing structure respectively, when the corner of this battery receives impulsive force, absorbs this impulsive force, certainly; Being not limited to each turning all must have the impulsive force absorbing structure, can be only in one of them turning or two turnings or three turnings be provided with the impulsive force absorbing structure.
Fig. 3 is the structural representation at turning 210; This turning 210 is provided with impulsive force absorbing structure 80; And this impulsive force absorbing structure 80 is arranged at the inboard at turning 210, and this impulsive force absorbing structure 80 comprises cushion hole 81 (form of cushion hole of the present invention and number be not as limit), when the corner of battery receives impulsive force; This cushion hole 81 can absorb impulsive force and disperse the body of impulsive force to framework 20; And framework 20 is an elastic frame, can resile after framework 20 is impacted, and avoids the problem of the corner distortion of first baffle plate 30 or second baffle 40; If first baffle plate 30 or second baffle 40 deform to cause the slit occurring between first baffle plate 30 or second baffle 40 and the framework 20, thereby make battery battery core 10 that potential safety hazard arranged.
Fig. 4 is the structural representation at the turning of one embodiment of the invention middle frame; In order to promote the impulsive force absorbability at turning; In cushion hole 81, fill vibration absorptive material 90, this vibration absorptive material 90 can perhaps be filled in this cushion hole 81 through the mode of manual filling through the mode of extra quality ejaculation.
For the encapsulating structure that makes battery has better anti seismic efficiency, turning 210, turning 220, turning 230 and turning 240 all are set to the rounding structure.
Fig. 5 is the structural representation of the framework 20 ' of another embodiment of the present invention; In this embodiment; Wherein four turnings of framework 20 ' all are provided with the impulsive force absorbing structure; Wherein, the impulsive force absorbing structure at three turnings is identical with impulsive force absorbing structure 80 shown in Figure 3, and the impulsive force absorbing structure 210 ' that turning 210 ' is provided with is different with the impulsive force absorbing structure at other three turnings.
Fig. 6 is the structural representation at turning 210 ' of the framework 20 ' of this another embodiment; Sidewall 21 ' is turning 210 ' with sidewall 24 ' joint; Impulsive force absorbing structure 80 ' outwards protrudes from this turning 210 ' and is provided with; And this impulsive force absorbing structure 80 ' is provided with cushion hole 81 ', and this impulsive force absorbing structure 80 ' also has the effect of fool proof in the encapsulation process of battery.
In order to promote the impulsive force absorbability at turning, in the cushion hole 81 ' of impulsive force absorbing structure 80 ', fill vibration absorptive material, this vibration absorptive material can perhaps be filled through the mode of manual filling through the mode of extra quality ejaculation.
Fig. 7 is the three-dimensional exploded view of the battery packaging structure 500 of third embodiment of the invention; In this embodiment, this battery packaging structure 500 comprises battery battery core 1000, framework 2000, first baffle plate 3000, PCM wiring board backplate 5000 and marking materials layer 6000, and this framework 2000 is five frameworks; So-called five frameworks comprise four sidewalls and second baffle 2500 for this framework 2000; These four sidewalls are around forming square shape, and this second baffle 2500 is arranged at the bottom surface or the end face of this square shape, and first baffle plate 3000 is arranged at the face relative with second baffle 2500; This framework 2000 is one-body molded with this second baffle 2500; Preferably, this framework 2000 is a plastic cement with the material of this second baffle 2500, and the material of this first baffle plate 3000 is a metal; The impulsive force absorbing structure that is provided with about the structure and the turning at the turning of framework 2000 is similar to above embodiment, repeats no more in this.
As for the fool proof of cell package process, just can play foolproof function as long as the impulsive force absorbing structure that the turning of framework is provided with is incomplete same.
Also can cushion hole be set on the sidewall of framework and be used to strengthen anti seismic efficiency, better disperse impulsive force.
Beneficial effect of the present invention is; Impulsive force when the impulsive force absorbing structure being set in the turning of framework can effectively absorbing the battery turning and be hit; Thereby avoid the problem of first baffle plate or second baffle corner distortion; Thereby the fail safe of the encapsulating structure of this battery is improved, and the battery packaging structure of this invention can not increase and realized anti seismic efficiency preferably under the condition of cost can not increasing volume of battery again.
The above is only notebook invention for presenting the preferred embodiments or the embodiment of the technological means that adopted of dealing with problems, and is not the scope that is used for limiting patent protection of the present invention.Be that all protection ranges that is limited with claims of the present invention conform to, or change and modification, all belong within the scope of patent protection of the present invention according to the equalization that claim of the present invention is done.
Claims (10)
1. the encapsulating structure of a battery; Comprise battery battery core, framework, first baffle plate and second baffle; Wherein, this first baffle plate and this second baffle cover the accommodation space that this framework forms a sealing respectively, and this battery battery core is placed in this accommodation space; It is characterized in that; The elasticity of this framework is superior to the elasticity of this first baffle plate or this second baffle, and in a plurality of turnings of this framework one of them is provided with the impulsive force absorbing structure that comprises cushion hole at least, this impulsive force absorbing structure absorbs this impulsive force when the turning of this battery receives impulsive force.
2. the encapsulating structure of battery as claimed in claim 1 is characterized in that, this framework has four turnings and all is provided with this impulsive force absorbing structure, and the impulsive force absorbing structure at these four turnings is incomplete same.
3. the encapsulating structure of battery as claimed in claim 1 is characterized in that, this impulsive force absorbing structure is arranged at the inboard at the turning of this framework; Perhaps this impulsive force absorbing structure outwards protrudes from this turning setting.
4. the encapsulating structure of battery as claimed in claim 1 is characterized in that, the material of this framework is a plastic cement, and the material of this first baffle plate and this second baffle is a metal.
5. the encapsulating structure of battery as claimed in claim 1 is characterized in that, this framework is formed in one with this second baffle, and the material of this framework and this second baffle is a plastic cement, and the material of this first baffle plate is a metal.
6. the encapsulating structure of battery as claimed in claim 1 is characterized in that, in this cushion hole, is filled with vibration absorptive material.
7. the encapsulating structure of battery as claimed in claim 1; It is characterized in that; In the edge of this first baffle plate the inserted sheet structure is set, inserting slot construction is set, through this inserted sheet structure and cooperating of inserting slot construction this first baffle plate being fixed on this framework in the inboard of this frame side wall.
8. the encapsulating structure of battery as claimed in claim 1 is characterized in that, is provided with the cushion hole that is used to absorb impulsive force in the sidewall of this framework.
9. the encapsulating structure of battery as claimed in claim 1 is characterized in that, this battery is a lithium battery.
10. the encapsulating structure of battery as claimed in claim 1; It is characterized in that also comprising PCM route protection plate and marking materials layer; This PCM route protection plate is electrically connected the electrode of this battery battery core and between the sidewall of this battery battery core and this framework, the sticking card of this marking materials layer is on this first baffle plate or this second baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061632XA CN102593399A (en) | 2012-03-09 | 2012-03-09 | Packaging structure of battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061632XA CN102593399A (en) | 2012-03-09 | 2012-03-09 | Packaging structure of battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102593399A true CN102593399A (en) | 2012-07-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210061632XA Pending CN102593399A (en) | 2012-03-09 | 2012-03-09 | Packaging structure of battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102593399A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9660234B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure with arc-shaped elongated impact absorbing ribs |
| US9656571B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
| US9662997B2 (en) | 2015-02-11 | 2017-05-30 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
| US9931961B2 (en) | 2015-02-11 | 2018-04-03 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
| US10439183B2 (en) | 2015-02-11 | 2019-10-08 | Ford Global Technologies, Llc | Impact absorbing elements attached to the outer surface of a battery enclosure |
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| US5535092A (en) * | 1994-04-27 | 1996-07-09 | Samsung Electronics Co., Ltd. | Apparatus for reducing impacts on a hard disk assembly |
| CN1128408A (en) * | 1994-11-18 | 1996-08-07 | 雅马哈发动机株式会社 | Battery holding structure |
| JPH1016689A (en) * | 1996-06-27 | 1998-01-20 | Sanyo Electric Co Ltd | Mounting structure of assembled battery |
| CN2674655Y (en) * | 2003-12-29 | 2005-01-26 | 苏州宝时得电动工具有限公司 | Cell box |
| CN201163635Y (en) * | 2005-10-31 | 2008-12-10 | 布莱克和戴克公司 | Internal parts allocation for battery pack used for non-plug cord electric tool system |
| CN201194240Y (en) * | 2008-04-03 | 2009-02-11 | 达振能源股份有限公司 | Cell assembling rack |
| CN201490281U (en) * | 2009-09-09 | 2010-05-26 | 深圳市海太阳实业有限公司 | Packaging structure of soft pack cell |
-
2012
- 2012-03-09 CN CN201210061632XA patent/CN102593399A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5535092A (en) * | 1994-04-27 | 1996-07-09 | Samsung Electronics Co., Ltd. | Apparatus for reducing impacts on a hard disk assembly |
| CN1128408A (en) * | 1994-11-18 | 1996-08-07 | 雅马哈发动机株式会社 | Battery holding structure |
| JPH1016689A (en) * | 1996-06-27 | 1998-01-20 | Sanyo Electric Co Ltd | Mounting structure of assembled battery |
| CN2674655Y (en) * | 2003-12-29 | 2005-01-26 | 苏州宝时得电动工具有限公司 | Cell box |
| CN201163635Y (en) * | 2005-10-31 | 2008-12-10 | 布莱克和戴克公司 | Internal parts allocation for battery pack used for non-plug cord electric tool system |
| CN201194240Y (en) * | 2008-04-03 | 2009-02-11 | 达振能源股份有限公司 | Cell assembling rack |
| CN201490281U (en) * | 2009-09-09 | 2010-05-26 | 深圳市海太阳实业有限公司 | Packaging structure of soft pack cell |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9660234B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure with arc-shaped elongated impact absorbing ribs |
| US9656571B2 (en) | 2015-02-11 | 2017-05-23 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
| US9662997B2 (en) | 2015-02-11 | 2017-05-30 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
| US9821678B2 (en) | 2015-02-11 | 2017-11-21 | Ford Global Technologies, Llc | Battery enclosure having T-shaped guides on the outer surface for stiffeners and impact absorbing elements |
| US9931961B2 (en) | 2015-02-11 | 2018-04-03 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
| US10059382B2 (en) | 2015-02-11 | 2018-08-28 | Ford Global Technologies, Llc | Method and apparatus for attaching a crushable carbon fiber reinforced polymer structure to the outer surface of a battery enclosure |
| US10439183B2 (en) | 2015-02-11 | 2019-10-08 | Ford Global Technologies, Llc | Impact absorbing elements attached to the outer surface of a battery enclosure |
| US10632858B2 (en) | 2015-02-11 | 2020-04-28 | Ford Global Technologies, Llc | Battery enclosure surrounded by internally reinforced cylindrical impact absorbing elements |
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Application publication date: 20120718 |