CN205248321U - Cylinder power battery's shell and cylinder power battery - Google Patents
Cylinder power battery's shell and cylinder power battery Download PDFInfo
- Publication number
- CN205248321U CN205248321U CN201521125665.1U CN201521125665U CN205248321U CN 205248321 U CN205248321 U CN 205248321U CN 201521125665 U CN201521125665 U CN 201521125665U CN 205248321 U CN205248321 U CN 205248321U
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- China
- Prior art keywords
- shell
- accepting groove
- drain pan
- embedding part
- block
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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.)
- Expired - Fee Related
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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 utility model provides a cylinder power battery's shell and cylinder power battery, wherein cylinder power battery, including insulating housing, metal casing and electric core, its characterized in that: a circular shape accepting groove to another terminal surface extension is seted up to the terminal surface that insulating housing appeared including the two rings who carries on the back mutually, every terminal surface correspondence, the quantity of metal casing is two, and every metal casing correspondence sets up in an accepting groove and the part is exposed outside the accepting groove, the electricity core adorn in in the insulating housing. The utility model discloses insulating housing separates positive negative pole, and the metal -back integument imbeds in insulating housing, and insulating security performance improves greatly. Can not be like prior art's clean steel shell aluminum hull casing when the shell is gone into to the electricity core electric core, utmost point ear or the sector -meeting of converging have contact formation short circuit and the processing of insulating with the casing. And because of forming the short circuit, the collision contact between anxious casing and the casing carries out the diolame in the time of also can removing from in groups. Simplify production processes, improve production efficiency, use manpower sparingly, material resources and equipment.
Description
[technical field]
The utility model relates to battery technology field, relates in particular to a kind of shell and cylinder of cylinder electrokinetic cellElectrokinetic cell.
[background technology]
Electrokinetic cell, as environmental protection new forms of energy, has good reliability, safe, and volume is little, weightThe advantage such as light, is widely used in the fields such as electronic product, electric automobile, war products. Along with electronicThe raising that truck system requires power-performance, electrokinetic cell is just towards high power and high magnification future development.
Cylindrical battery adopts takeup type processing because of it, simple in structure, and production efficiency is high and popularized. At presentCylindrical battery encapsulation adopts the mode that encases block by extruding box hat, is individual leading but housing is metal itselfElectricity body. Battery core will be carried out coating insulation in order to avoid directly with housing contact battery core, lug or the sheet that confluxes before entering shellForm short circuit, this mode is time-consuming and easily pierce through and be added to shell difficulty. Battery is deposited also after makingBe careful, slightly knock housing over and contact with housing also and can short circuit to produce spark and have potential safety hazard, battery is in groups timeBattery is wanted the time-consuming equipment that takes of coating.
[utility model content]
The purpose of this utility model be to provide a kind of good airproof performance simple in structure, insulation safety performance good, simplifyProduction process, enhances productivity, saves shell and the circle of the cylinder electrokinetic cell of human and material resources and equipmentPost electrokinetic cell.
To achieve these goals, the utility model provides a kind of shell of cylinder electrokinetic cell, comprises insulationHousing and metal shell; Described insulation shell comprises two opposing annular end faces, and each end face correspondence is openedBe provided with a circular accepting groove extending to another end face; The quantity of metal shell is two, Mei GejinGenus housing correspondence is arranged in an accepting groove and part is exposed to outside accepting groove.
Further, metal shell is hollow cylindrical, and the width of the corresponding accepting groove of its thickness, is highly greater thanThe degree of depth of accepting groove.
Further, metal shell comprises drain pan and top shell, and drain pan comprises the drain pan embedding part of hollow cylindricalAnd the annular drain pan of the center drilling being extended to form to drain pan embedding part central shaft by drain pan embedding part one endExposed division, the thickness of described drain pan embedding part and height are corresponding to width and the degree of depth of accepting groove; Top shell comprisesThe top shell embedding part of hollow cylindrical, block clamping part and between drain pan embedding part, block clamping partNeck, the thickness of described top shell embedding part and height are corresponding to width and the degree of depth of accepting groove, and recess diameter is littleIn the diameter of top shell embedding part and block clamping part; Drain pan embedding part and top shell embedding part respectively correspondence are imbeddedIn accepting groove, drain pan exposed division, block clamping part and neck are exposed to accepting groove.
The utility model also provides a kind of cylinder electrokinetic cell, comprises insulation shell, metal shell and battery core,Described insulation shell comprises two opposing annular end faces, and each end face correspondence offers one to anotherThe circular accepting groove that end face extends; The quantity of metal shell is two, and each metal shell correspondence is arranged atIn an accepting groove and partly, be exposed to outside accepting groove; Described battery core is loaded in described insulation shell.
Further, metal shell is hollow cylindrical, and the width of the corresponding accepting groove of its thickness, is highly greater thanThe degree of depth of accepting groove.
Further, the each block that also comprises two blocks be made of metal and comprise circular main part andThe columned contact site that autonomous body edge extends to form; Each block contact site is placed on and is contacted with correspondenceA metal shell is exposed to the part outside accepting groove.
Further, the center of the main part of each block offers through hole, and described cylinder electrokinetic cell also wrapsDraw together Positive Poles and negative pole pole; Positive Poles and negative pole pole are loaded on respectively in the through hole of a corresponding block,And weld together with main part.
Further, metal shell comprises drain pan and top shell, and drain pan comprises the drain pan embedding part of hollow cylindricalAnd the annular drain pan of the center drilling being extended to form to drain pan embedding part central shaft by drain pan embedding part one endExposed division, the thickness of described drain pan embedding part and height are corresponding to width and the degree of depth of accepting groove; Top shell comprisesThe top shell embedding part of hollow cylindrical, block clamping part and between drain pan embedding part, block clamping partNeck, the thickness of described top shell embedding part and height are corresponding to width and the degree of depth of accepting groove, and recess diameter is littleIn the diameter of top shell embedding part and block clamping part; Drain pan embedding part and top shell embedding part respectively correspondence are imbeddedIn accepting groove, drain pan exposed division, block clamping part and neck are exposed to accepting groove.
Further, also comprise a block, block comprises the insulation collar and metal cover board, crown cap sleeve-boardIn the described insulation collar; Described block is held in block clamping part, the insulation collar and block clamping partInner surface contact, described block clamping part contacts with metal cover board.
The utility model insulation shell separates both positive and negative polarity, and metal shell is embedded in insulation shell, absolutelyEdge security performance improves greatly. Can be as the clean steel shell aluminum hull housing of prior art when battery core enters shell battery core,Lug or the sector-meeting of confluxing contact formation short circuit and carry out insulation processing with housing. And also can remove from groups time because ofCollision between worry housing and housing contacts formation short circuit and carries out coating. Simplify production process, improve and produceEfficiency, saving human and material resources and equipment.
[brief description of the drawings]
Fig. 1 is the cross-sectional schematic of the cylinder electrokinetic cell that provides of the utility model the first embodiment.
Fig. 2 is the combination schematic diagram of the shell of cylinder electrokinetic cell shown in Fig. 1.
Fig. 3 is the decomposing schematic representation of the shell of cylinder electrokinetic cell shown in Fig. 1.
Fig. 4 is the schematic perspective view of the block of cylinder electrokinetic cell shown in Fig. 1.
Fig. 5 is the cross-sectional schematic of the cylinder electrokinetic cell that provides of the utility model the second embodiment.
Fig. 6 is the schematic perspective view of the drain pan of cylinder electrokinetic cell shown in Fig. 5.
Fig. 7 is the schematic perspective view of the top shell of cylinder electrokinetic cell shown in Fig. 5.
[detailed description of the invention]
In order to make, the purpose of this utility model, technical scheme and useful technique effect are more clear to be understood, belowBy reference to the accompanying drawings and detailed description of the invention, the utility model is further elaborated. Should be understood that,The detailed description of the invention of describing in this description is only used to explain the utility model, is not in order to limitThe utility model.
Refer to shown in Fig. 1 to 4, the utility model first is provided by the cylinder electrokinetic cell 100 providing, and comprisesInsulation shell 1, metal shell 2, block 3, Positive Poles 4, negative pole pole 5 and battery core 6.
Described insulation shell 1 is hollow cylindrical, and in present embodiment, described insulation shell 1 is led to by plasticsOvermolding technique is made. Described insulation shell 1 comprises two opposing annular end faces 12. Each end face 12Correspondence offers a circular accepting groove 14 extending to another end face.
In present embodiment, the quantity of described metal shell 2 is two, and metal shell 2 is made of aluminum. ?In other embodiments, metal shell 2 can be formed from steel. Metal shell 2 is hollow cylindrical, and it is thickSpend the width of corresponding accepting groove 14, be highly greater than the degree of depth of accepting groove 14. Each metal shell 2 correspondences are establishedBe placed in an accepting groove 14 and partly and be exposed to outside accepting groove. In present embodiment, insulation shell 1 and goldBelong to housing 2 and adopt insert molding, the mould of putting into insulation shell 1 by metal shell 2 is by injection mouldingMachine injection mo(u)lding, make metal shell respectively correspondence be embedded in accepting groove 14 and part is exposed to accepting groove 14.Described insulation shell 1 and metal shell 2 form the shell of described cylinder electrokinetic cell 100.
In present embodiment, the quantity of described block 3 is two, and each block 3 is made of metal and comprisesThe columned contact site 34 that circular main part 32 and autonomous body 32 edges extend to form. Described contactThe external diameter of the corresponding metal shell 2 of diameter of portion 34. Described main part 32 center offers through hole 36.
Described Positive Poles 4 and negative pole pole 5 are metal and make. Described battery core 6 is by anode pole piece, negativeUtmost point pole piece and the membrane winding between anode pole piece and cathode pole piece form, and are cylindrical.
When assembling, described battery core 6 packs in described insulation shell 1, described Positive Poles 4 and negative pole pole 5Be loaded on respectively in the through hole 36 of a corresponding block 3, and be connected with main part 32 by laser weld.Each block 3 contact sites 34 are placed on and are contacted with a corresponding metal shell 2 and are exposed to outside accepting groove 14Part, and further link together by laser weld. Be understandable that, in insulation shell 1, go backBe injected with electrolyte. The lug of battery core 6 can be soldered to block 3 or metal shell 2, described Positive Poles 4And negative pole pole 5 can further be connected to other batteries or external circuit.
The utility model insulation shell separates both positive and negative polarity, and metal shell is embedded in insulation shell, absolutelyEdge security performance improves greatly. Can be as the clean steel shell aluminum hull housing of prior art when battery core enters shell battery core,Lug or the sector-meeting of confluxing contact formation short circuit and carry out insulation processing with housing. And also can remove from groups time because ofCollision between worry housing and housing contacts formation short circuit and carries out coating. Simplify production process, improve and produceEfficiency, saving human and material resources and equipment.
Refer to shown in Fig. 5 to 7 the cylinder electrokinetic cell 200 that the utility model the second embodiment provides, bagDraw together an insulation shell 10, metal shell 20, block 30 and battery core 40.
Described insulation shell 10 is hollow cylindrical, and in present embodiment, described insulation shell 10 is by plasticsMake by moulding process. Described insulation shell 10 comprises two opposing annular end faces 120. Each endFace 120 correspondences offer a circular accepting groove 140 extending to another end face.
In present embodiment, the quantity of described metal shell 20 is two, and metal shell 20 is made of aluminum.In other embodiments, metal shell 20 can be formed from steel. Metal shell 20 comprises drain pan 22 and topShell 24. Drain pan 22 comprise the drain pan embedding part 220 of hollow cylindrical and by drain pan embedding part 220 one end toThe annular drain pan exposed division 222 of the center drilling that drain pan embedding part 220 central shafts extend to form. Described drain panThe thickness of embedding part 222 and height are corresponding to width and the degree of depth of accepting groove 140. Top shell 24 comprises hollow circleThe top shell embedding part 240 of column, block clamping part 242 and be positioned at drain pan embedding part 240, block clamping part 242Between neck 244. The thickness of described top shell embedding part 240 and height corresponding to the width of accepting groove 140 andThe degree of depth. Neck 244 diameters are less than the diameter of top shell embedding part 240 and block clamping part 242. This enforcement sideIn formula, insulation shell 10 and metal shell 20 adopt insert molding, put into insulation shell by metal shell 20The mould of body 10, by injection machine injection mo(u)lding, makes drain pan embedding part 220 and top shell embedding part 24Correspondence is embedded in accepting groove 140 respectively, and makes drain pan exposed division 222, block clamping part 242 and neckPortion 244 is exposed to accepting groove 140. Described insulation shell 10 forms described cylinder power electric with metal shell 20The shell in pond 200.
In present embodiment, one of the quantity of described block 30, block 30 comprises the insulation collar 32 and metalCover plate 34. Metal cover board 34 is placed in the described insulation collar 32.
When assembling, described battery core 40 packs in described insulation shell 10, and drain pan exposed division 222 can enter oneStep welds together with a negative plate 60. Block 30 is held in block clamping part 242, the insulation collar32 contact with the inner surface of block clamping part 242, and described block clamping part 242 contacts with metal cover board 34,And can further weld together. Be understandable that, in insulation shell 10, be also injected with electrolyte. ElectricityThe lug of core 50 can be soldered to block 30, and described metal cover board 32 and cathode pole piece 60 can further connectBe connected to other batteries or external circuit.
The utility model is not restricted to described in description and embodiment, therefore for familiar fieldPersonnel can easily realize additional advantage and amendment, therefore do not deviating from claim and equivalency rangeIn the situation of the spirit and scope of the universal limiting, the utility model be not limited to specific details,Representational equipment and illustrating here and the examples shown of describing.
Claims (9)
1. a shell for cylinder electrokinetic cell, comprises insulation shell and metal shell; Described insulation shell bagDraw together two opposing annular end faces, each end face correspondence offers a circle of extending to another end faceAccepting groove; The quantity of metal shell is two, and each metal shell correspondence is arranged in an accepting groove alsoPart is exposed to outside accepting groove.
2. the shell of cylinder electrokinetic cell as claimed in claim 1, is characterized in that: during metal shell isHollow round column shape, the width of the corresponding accepting groove of its thickness, is highly greater than the degree of depth of accepting groove.
3. the shell of cylinder electrokinetic cell as claimed in claim 1, is characterized in that: metal shell comprisesDrain pan and top shell, drain pan comprise the drain pan embedding part of hollow cylindrical and by drain pan embedding part one end to drain panThe annular drain pan exposed division of the center drilling that embedding part central shaft extends to form, described drain pan embedding part thickDegree and height are corresponding to width and the degree of depth of accepting groove; Top shell comprises top shell embedding part, the lid of hollow cylindricalCap clamping part and the neck between drain pan embedding part, block clamping part, the thickness of described top shell embedding partAnd height is corresponding to width and the degree of depth of accepting groove, recess diameter is less than top shell embedding part and block clamping partDiameter; Drain pan embedding part and top shell embedding part respectively correspondence are embedded in accepting groove, drain pan exposed division, lidCap clamping part and neck are exposed to accepting groove.
4. a cylinder electrokinetic cell, comprises insulation shell, metal shell and battery core, it is characterized in that: instituteState insulation shell and comprise two opposing annular end faces, each end face correspondence offers one to another endThe circular accepting groove that face extends; The quantity of metal shell is two, and each metal shell correspondence is arranged at oneIn individual accepting groove and partly, be exposed to outside accepting groove; Described battery core is loaded in described insulation shell.
5. cylinder electrokinetic cell as claimed in claim 4, is characterized in that: metal shell is hollow circuit cylinderShape, the width of the corresponding accepting groove of its thickness, is highly greater than the degree of depth of accepting groove.
6. cylinder electrokinetic cell as claimed in claim 5, is characterized in that: also comprise the every of two blocksIndividual block is made of metal and comprises columned the connecing that circular main part and autonomous body edge extend to formThe portion of touching; Each block contact site is placed on and is contacted with a corresponding metal shell and is exposed to the part outside accepting groove.
7. cylinder electrokinetic cell as claimed in claim 6, is characterized in that: the main part of each blockCenter offers through hole, and described cylinder electrokinetic cell also comprises Positive Poles and negative pole pole; Positive Poles andNegative pole pole is loaded on respectively in the through hole of a corresponding block, and welds together with main part.
8. cylinder electrokinetic cell as claimed in claim 5, is characterized in that: metal shell comprise drain pan andTop shell, drain pan comprise the drain pan embedding part of hollow cylindrical and by drain pan embedding part one end to drain pan embedding partThe annular drain pan exposed division of the center drilling that central shaft extends to form, the thickness of described drain pan embedding part and heightDegree is corresponding to width and the degree of depth of accepting groove; Top shell comprises top shell embedding part, the block clamping of hollow cylindricalPortion and neck, the thickness of described top shell embedding part and height between drain pan embedding part, block clamping partCorresponding to width and the degree of depth of accepting groove, recess diameter is less than the diameter of top shell embedding part and block clamping part;Drain pan embedding part and top shell embedding part respectively correspondence are embedded in accepting groove, drain pan exposed division, block clampingPortion and neck are exposed to accepting groove.
9. cylinder electrokinetic cell as claimed in claim 8, is characterized in that: also comprise a block, lidCap comprises the insulation collar and metal cover board, and metal cover board is placed in the described insulation collar; Described block is heldIn block clamping part, the insulation collar contacts with the inner surface of block clamping part, described block clamping part and goldBelonging to cover plate contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125665.1U CN205248321U (en) | 2015-12-29 | 2015-12-29 | Cylinder power battery's shell and cylinder power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125665.1U CN205248321U (en) | 2015-12-29 | 2015-12-29 | Cylinder power battery's shell and cylinder power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205248321U true CN205248321U (en) | 2016-05-18 |
Family
ID=55947397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521125665.1U Expired - Fee Related CN205248321U (en) | 2015-12-29 | 2015-12-29 | Cylinder power battery's shell and cylinder power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205248321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935736A (en) * | 2015-12-29 | 2017-07-07 | 深圳市沃特玛电池有限公司 | The shell and cylinder electrokinetic cell of a kind of cylinder electrokinetic cell |
| CN108039430A (en) * | 2017-10-19 | 2018-05-15 | 惠州时代电池有限公司 | Battery |
-
2015
- 2015-12-29 CN CN201521125665.1U patent/CN205248321U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935736A (en) * | 2015-12-29 | 2017-07-07 | 深圳市沃特玛电池有限公司 | The shell and cylinder electrokinetic cell of a kind of cylinder electrokinetic cell |
| CN108039430A (en) * | 2017-10-19 | 2018-05-15 | 惠州时代电池有限公司 | Battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jingzhou waltmal Battery Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020094 Denomination of utility model: Cylinder power battery's shell and cylinder power battery Granted publication date: 20160518 License type: Common License Record date: 20161024 Assignee: Shaanxi Voight new energy Co., Ltd. Assignor: Shenzhen Optimum Battery Co., Ltd. Contract record no.: 2016440020093 Denomination of utility model: Cylinder power battery's shell and cylinder power battery Granted publication date: 20160518 License type: Common License Record date: 20161021 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170322 Address after: 714000 Shaanxi high tech Zone in Weinan City, Qin Yu Lu No. 2 Patentee after: Shaanxi Voight new energy Co., Ltd. Address before: 518000 Guangdong Province, Shenzhen City Pingshan Pingshan community Zhu Keng Industrial Zone 9 1-3 Patentee before: Shenzhen Optimum Battery Co., Ltd. |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180428 Granted publication date: 20160518 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210428 Granted publication date: 20160518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20191229 |