CN103219489A - Electric energy storing device - Google Patents
Electric energy storing device Download PDFInfo
- Publication number
- CN103219489A CN103219489A CN2013101030847A CN201310103084A CN103219489A CN 103219489 A CN103219489 A CN 103219489A CN 2013101030847 A CN2013101030847 A CN 2013101030847A CN 201310103084 A CN201310103084 A CN 201310103084A CN 103219489 A CN103219489 A CN 103219489A
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- end cap
- collector plate
- electric energy
- insulated enclosure
- periphery
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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 discloses an electric energy storing device, wherein an insulating seal body of the electric energy storing device is an insulating seal cover covered on the periphery of an electrode leading-out structure, one end of the insulating seal cover is erected on the end face of the electrode leading-out structure, which is back to an electric core, the other end of the insulating seal cover is covered on the periphery of the electric core, and a positioning drape which is complementarily fit with a deformed drape and embedded into a groove is arranged on the periphery in the middle of the insulating seal cover. Therefore, the electrode leading-out structure and a housing can be separated from each other by the integrated insulating seal cover, the insulating seal cover can be conveniently and quickly sleeved on the periphery of the electrode leading-out structure, and the insulating seal cover can be tightly compressed on the electrode leading-out structure by a sealed flange and the deformed drape on the housing, so that the assembly technology can be simplified, the assembly period can be shortened, the assembly efficiency can be improved, the loss of the material in the electric energy storing device can be reduced, and the manufacture cost can be reduced.
Description
Technical field
The present invention relates to electric energy accumulator spare technical field.
Background technology
At present, the electrode of electric energy accumulator spare (comprising battery and super capacitor) commonly used is drawn insulation and sealing structure as shown in Figure 1, this electric energy accumulator spare is by electric core 01, housing 02, electrode deriving structure and insulated enclosure body, the lower end conductive communication of housing 02 and electric core 01, and electrode deriving structure conductive communication is in the upper end of electric core 01, so need be with the insulated enclosure body every being located between electrode deriving structure and the housing, contacting the short circuit problem that is caused to avoid the electrode deriving structure with housing 02.In concrete structure, be processed with on the housing 02 and be absorbed in the distortion fold 02-1 in the gap between end cap 03 and the collector plate 04, the 02-2 that turns edge that seals at this distortion fold 02-1 and housing 02 upper end open place is engaged on the edge, two ends up and down that axially is clamped on end cap 03, and distortion fold 02-1 is pressed on the edge of collector plate 04, thereby make the position that between housing 02 and electrode deriving structure, needs to insulate that the part of the upper surface of end cap adjacent to outer peripheral face be arranged, the outer peripheral face of end cap 03, the lower surface of end cap 03 is adjacent to the part of outer peripheral face, the upper surface of collector plate 04 is adjacent to the part of outer peripheral face, the outer peripheral face of collector plate 04, therefore above-mentioned insulated enclosure body is divided into insulated enclosure cover 05, middle insulated enclosure circle 06 and following insulated enclosure cover 07, wherein go up insulated enclosure cover 05 and set up on the upper surface of end cap 03, last insulated enclosure overlaps 05 upper end and turns edge between the upper surface of 02-2 and end cap 03 every being located at sealing of housing 02, the lower end is between the outer peripheral face of inner peripheral surface that is located at housing and end cap 02; Middle insulated enclosure circle 06 is between the lower surface that is located at distortion fold 02-2 and end cap 03; Following insulated enclosure cover 07 is set up on the upper surface of collector plate 04, the upper end of following insulated enclosure cover 07 between the upper surface that is located at distortion fold 02-2 and collector plate 04, the lower end is between the outer peripheral face of inner peripheral surface that is located at housing 02 and collector plate 04, thereby disperse the insulated enclosures cover of installation and the purpose that the insulated enclosure circle has reached isolated electrode deriving structure and housing by three, but also because distributed insulated enclosure body structure has caused electric energy accumulator spare that the problem of suffering is installed, as such electric energy accumulator spare can assemble according to following installation steps:
In the 1st step, collector plate 04 and electric core 01 conduction are solidly fixed;
In the 2nd step, the assembly after step 1 installation is installed in the housing 02;
The 3rd goes on foot, and following insulated enclosure cover 07 is installed in the shaft shoulder place of collector plate 04;
The 4th step, housing 02 is carried out slot rolling, the slot rolling position is diagram distortion fold 02-2 correspondence position;
The 5th step, housing 02 is carried out the height shaping, the circular arc state when making slot rolling becomes the step state;
In the 6th step, insulated enclosure circle 06(is an O type circle in install at the step place of the 5th one-step forming);
The 7th step is at the upper end of the collector plate 04 interference end cap 03 that is connected;
In the 8th step, install insulated enclosure cover 05 at the shaft shoulder place of end cap 03;
In the 9th step, seal processings at the opening part of housing 02, to obtain the 02-1 that turns edge that seals of needs.
The reason of part erection sequence must adopt three insulated enclosure members to combine and realize sealing and insulation in the therefore existing production technology; And relatively it seems with regard to production technology, the insulation and sealing structure assembly technology operation of electric energy accumulator spare is longer in the prior art, production efficiency is low, and owing to the rigging error that three independent insulated enclosure members in use occur can be brought influence to the insulated enclosure performance of whole insulated enclosure body, so that in electric energy accumulator spare, exist more potential uncertain influencing factor, the i.e. carelessness of the defective of any one part or assembling process all can cause the insulated enclosure of monomer to lose efficacy.
Summary of the invention
The purpose of this invention is to provide a kind of electric energy accumulator spare simple in structure.
In order to realize above purpose, the technical scheme of electric energy accumulator spare of the present invention is as follows:
A kind of electric energy accumulator spare, comprise electric core, the electrode deriving structure that electricity core end conduction is connected, be set in the housing of electrode deriving structure periphery, the insulated enclosure body that folder is established between housing and the electrode deriving structure, the periphery of described electrode deriving structure is provided with the groove that caves inward, has the distortion fold that caves inward that is in described groove location place on the described housing, described insulated enclosure body is the insulated enclosure cover that is set on the electrode deriving structure periphery, one end of insulated enclosure cover has to be set up at the electrode deriving structure dorsad on the end face of electric core, the other end of insulated enclosure cover is set on the periphery of electric core, is provided with to coincide complementary with described distortion fold on the middle part periphery of insulated enclosure cover, and embed location fold in the described groove.
Described groove is the notch annular groove outwardly along the circumferential extension of electrode deriving structure.
Described groove is on the periphery of end cap.
Described groove is that the outer peripheral face by the end face of end cap and collector plate surrounds, and the outer peripheral face of described collector plate sinks to the inboard of end cap outer peripheral face.
Described end cap is provided with annular breach in an end edge of collector plate dorsad, and annular breach has the stopping surface of the annular of collector plate dorsad, and described location turns edge to set up and cooperating on described stopping surface and with the stopping surface block on the end cap.
It is stupefied that the outside of described stopping surface convexes with the convex annular of extending along the edge of end cap, and described insulated enclosure puts to be provided with and is in turn edge root and be wrapped in the parcel portion of described convex annular on stupefied of location.
Be respectively arranged with locator protrusions and location hole on the opposing end surface of described end cap and collector plate, locator protrusions transition inserting is in location hole, and be provided with the joint portion in end cap and collector plate end face binding site place at locator protrusions and location hole periphery, on the joint portion, be provided with the Welding Structure of be connected end cap and collector plate.
Described end cap comprises the reference column that is convexly equipped with in center position towards the collector plate end face of end cap disk body, end cap disk body and the endcap bosses that is convexly equipped with in the position, edge, and described location hole is to be opened in opening on the reference column towards the blind hole of collector plate; Endcap bosses is in the periphery of reference column, and described location division is in the end face of endcap bosses and the end face binding site place of collector plate.
The present invention adopts the insulated enclosure cover of integral type to come spaced-apart electrodes deriving structure and housing, the insulated enclosure cover can conveniently be sleeved on the periphery of electrode deriving structure, and sealing on the dependence housing turns edge and is out of shape fold the insulated enclosure cover is pressed on the electrode deriving structure, thereby simplified assembly technology, shortened assembly period, improve efficiency of assembling, and reduced the loss of material in the electric energy accumulator spare, reduced manufacturing cost.Rely on sealing on the housing to turn edge simultaneously and be out of shape fold in end-cover axle to positioning, guarantee the reliability and stability that end cap is installed, further guarantee the installation reliability of entire electrode deriving structure.Solved the problem of electrode insulation sealing assembly technology length, complex structure and insulated enclosure weak effect in the prior art.
Description of drawings
Fig. 1 is the structural representation of electrode insulation hermetically-sealed construction in the prior art;
Fig. 2 is the structural representation of electric energy accumulator spare embodiment 1 of the present invention;
Fig. 3 is the structural representation of electrode insulation hermetically-sealed construction among Fig. 2;
Fig. 4 is the structural representation of electrode insulation hermetically-sealed construction among the electric energy accumulator spare embodiment 2 of the present invention;
Fig. 5 is the structural representation of electrode insulation hermetically-sealed construction among the electric energy accumulator spare embodiment 3 of the present invention.
Embodiment
The embodiment 1 of electric energy accumulator spare of the present invention, as shown in Figures 2 and 3, this electric energy accumulator spare comprises end cap 1, the electric core 3 of going up collector plate 2, column, lower header plate 4, housing 5, insulated enclosure cover 6, has electrode deriving structure that is made of end cap 1 and last collector plate 2 and the insulation and sealing structure that is made of electrode deriving structure, insulated enclosure cover 6 and housing 5 in the upper end of electric energy accumulator spare.Last collector plate 2 is welded on the upper surface of electric core 3, and electrically contact with electric core 3, end cap 1 conduction is fixed on the upper surface of collector plate, and end cap is by the end cap disk body, reference column that end cap disk body lower surface is convexly equipped with in center position and the endcap bosses that is convexly equipped with in the position, edge constitute, convex with the endcap bosses 1-1 of annular in the position, edge, lower surface of end cap 1, the lower surface of endcap bosses 1-1 is fitted on the upper surface of collector plate 2, the outer peripheral face of endcap bosses 1-1 is concordant with the outer peripheral face of last collector plate 2, and on the periphery of end cap 1, be arranged with insulated enclosure cover 6, set up on end cap 1 by the location of inwardly the turning over 6-1 that turns edge the upper end of insulated enclosure cover 6, the lower end extends through and is set on the periphery of electric core 3 from the downside of last collector plate 2, so that the outer peripheral face of end cap 1 and last collector plate 2 is wrapped in the inner peripheral surface of insulated enclosure cover 6.Housing 5 is provided with the 5-1 that turns edge that seals of the annular of inwardly turning over along part in the annular opening of upper end open, this seals the 5-1 that turns edge the 6-1 that turns edge of the location on the insulated enclosure cover 6 is pressed on the upper surface of end cap 1; Offer the breach of annular in the position, edge, upper surface of end cap 1, this breach has towards the top and the stopping surface of the annular of extending along the edge circumferencial direction of end cap 1, and the 6-1 that turns edge of the location on the insulated enclosure cover 6 just is pressed on this stopping surface by the 5-1 that turns edge of sealing on the housing 5, and 6-1 cooperates at the above-below direction block with end cap 1 so that the location of insulated enclosure cover 6 turns edge.On the periphery of end cap 1, offer the groove 1-2 of the annular of extending along the edge circumferencial direction of end cap 1 in endcap bosses 1-1 position, and housing 5 is provided with the distortion fold 5-2 of the annular that caves inward in the corresponding position of described groove 1-2, sealing fold 6-2 after the counterpart crimp of this distortion fold 5-2 with insulated enclosure cover 6, in the described groove 1-2 of counterpart formation embedding of insulated enclosure cover 6, sealing fold 6-2 cooperates with the two side walls block of described groove 1-2 on above-below direction.
On the lower surface of end cap 1, convex with the columned reference column 1-3 that is in center position, on the axis of reference column 1-3, offer opening towards location blind hole 1-4; Convex with the circular locator protrusions 2-1 that is in center position on the upper surface of last collector plate 2, this locator protrusions 2-1 gap is inserted in the described location blind hole 1-4.The upper surface of the lower surface of the outer peripheral face of the inner peripheral surface of endcap bosses 1-1, reference column 1-3, end cap 1 and last collector plate 2 surrounds the space of annular.Has the connecting portion on the edge with last collector plate 2 in the position, lower surface of endcap bosses 1-1, be provided with between connecting portion and last collector plate 2 and be used for Welding Structure that both are welded and are fixed together, end cap 1 and last collector plate 2 are fixed together by this Welding Structure.
In the assembling process of carrying out electric energy accumulator spare, carry out according to following steps:
Step 1, upper and lower collector plate 4 is weldingly fixed on respectively on the upper and lower end face of electric core 3, and the locator protrusions 2-2 transition inserting that makes collector plate 2 upper ends by the mode of knocking in or being pressed into is in the location hole of end cap 1 lower end, and forms the joint portion of end cap 1 and last collector plate 2 at the end face binding site place of the outer end cap projection 1-3 of end cap 1 lower end and last collector plate 2;
Step 4, sheathed housing 5 on the periphery of insulated enclosure cover 6;
The assembling of electric energy accumulator spare is provided according to the correlation step that is provided among the above-mentioned electrode insulation sealing technology embodiment, after assembling is finished, distortion fold 5-2 on the housing 5 will overlap insulated enclosure sealing crimp on 6 and be pressed in the groove 1-2 on the end cap 1, the 5-1 that turns edge of sealing on the housing 5 then can overlap insulated enclosure location on 6 6-1 that turns edge and is pressed in the breach of annular of end cap 1 upper end, and the turn edge stopping surface of 6-1 and breach of location cooperates at the above-below direction block.Therefore in the process of assembling electric energy accumulator spare, can finish the assembling of insulated enclosure cover efficiently, and the distortion fold on the housing turns edge under the situation of tight extruding insulation sealing shroud with sealing, can guarantee that not only housing and end cap are in conjunction with tight, and rely on the sealing crimp and the location that obtain after the distortion of insulated enclosure cover to turn edge, thereby guaranteed the reliability of electrode part insulated enclosure, solved the problem of electrode insulation sealing assembly technology length, complex structure and insulated enclosure weak effect in the prior art.
The embodiment 2 of electric energy accumulator spare of the present invention, as shown in Figure 4, the difference of present embodiment and embodiment 1 is, locator protrusions and location blind hole that end cap 21 and last collector plate 22 opposite ends are provided with have respectively been removed, promptly removed the location structure between end cap 21 and the last collector plate 22, and the reliability that is connected between assurance end cap 21 of the Welding Structure between dependence endcap bosses 21-1 and the last collector plate 22 and the last collector plate 22.
The embodiment 3 of electric energy accumulator spare of the present invention, as shown in Figure 5, the difference of present embodiment and embodiment 2 is, removed the groove of offering on the outer peripheral face of end cap 31 at present embodiment, and make collector plate 32 between end cap 31 and electric core 33, constitute the necking down structure, thereby make the outer peripheral face of the opposing end surface of end cap 31 and electric core 33 and last collector plate 32 surround the groove 31-2 of the annular that caves inward, the sealing crimp 36-2 on distortion fold 35-2 on the corresponding shell 35 and the insulated enclosure cover 36 all is in described groove 31-2 position; The stopping surface outside in end cap 31 upper ends is provided with to the stupefied 31-6 of the convex annular of upper process, the stupefied 31-6 of this convex annular is the upper end bending part of insulated enclosure cover 36 and housing 35 jack-up that makes progress, and sets out the parcel portion of described convex annular on stupefied that be in the turn edge root of 36-1 of the location of 35-1 and the insulated enclosure cover 36 that turns edge sealing of housing 35.
In the above-described embodiments, the electrode deriving structure partly be used for sealing fold corresponding groove with the distortion fold of housing and insulated enclosure cover be in end cap outer peripheral face or on collector plate outer peripheral face indentation locations of structures of living in place, in other embodiments, described groove also can use the pit that circumferentially distributes along the edge of end cap to replace, corresponding when described pit is arranged on the periphery of collector plate, pit is in enclosing in the gap of offering on the collector plate; In addition, described pit or groove also can be between the opposing end surface of end cap and last collector plate in the prior art, and be just directly that upper and lower insulated enclosure cover of the prior art and middle insulated enclosure circle is whole with the replacement of the cover of the insulated enclosure in the foregoing description.
In the above-described embodiments, end cap and collector plate are discoid, and to adapt to the outer cylindrical profile of most electric energy accumulator spare in the existing market, in other embodiments, end cap and collector plate also can be prism-shaped, to be applicable to the electric energy accumulator spare of prism-shaped profile.
In other embodiments, described groove also can be distributed between the opposite flank of end cap and collector plate between the opposite flank of position, edge or end cap and electric core in the peripheral position place of collector plate, perhaps described groove is replaced with pit, each pit extends the bearing of trend distribution along the edge of end cap.
Claims (8)
1. electric energy accumulator spare, comprise electric core, the electrode deriving structure that electricity core end conduction is connected, be set in the housing of electrode deriving structure periphery, the insulated enclosure body that folder is established between housing and the electrode deriving structure, the periphery of described electrode deriving structure is provided with the groove that caves inward, has the distortion fold that caves inward that is in described groove location place on the described housing, it is characterized in that, described insulated enclosure body is the insulated enclosure cover that is set on the electrode deriving structure periphery, one end of insulated enclosure cover has to be set up at the electrode deriving structure dorsad on the end face of electric core, the other end of insulated enclosure cover is set on the periphery of electric core, is provided with to coincide complementary with described distortion fold on the middle part periphery of insulated enclosure cover, and embed location fold in the described groove.
2. electric energy accumulator spare according to claim 1 is characterized in that, described groove is the notch annular groove outwardly along the circumferential extension of electrode deriving structure.
3. electric energy accumulator spare according to claim 1 is characterized in that, described groove is on the periphery of end cap.
4. electric energy accumulator spare according to claim 1 is characterized in that, described groove is that the outer peripheral face by the end face of end cap and collector plate surrounds, and the outer peripheral face of described collector plate sinks to the inboard of end cap outer peripheral face.
5. according to any described electric energy accumulator spare in the claim 1 to 4, it is characterized in that, described end cap is provided with annular breach in an end edge of collector plate dorsad, the annular breach has the stopping surface of the annular of collector plate dorsad, and described location turns edge to set up and cooperating on described stopping surface and with the stopping surface block on the end cap.
6. electric energy accumulator spare according to claim 5, it is characterized in that, it is stupefied that the outside of described stopping surface convexes with the convex annular of extending along the edge of end cap, and described insulated enclosure puts to be provided with and is in turn edge root and be wrapped in the parcel portion of described convex annular on stupefied of location.
7. according to any described electric energy accumulator spare in the claim 1 to 4, it is characterized in that, be respectively arranged with locator protrusions and location hole on the opposing end surface of described end cap and collector plate, locator protrusions transition inserting is in location hole, and be provided with the joint portion in end cap and collector plate end face binding site place at locator protrusions and location hole periphery, on the joint portion, be provided with the Welding Structure of be connected end cap and collector plate.
8. electric energy accumulator spare according to claim 7, it is characterized in that, described end cap comprises the reference column that is convexly equipped with in center position towards the collector plate end face of end cap disk body, end cap disk body and the endcap bosses that is convexly equipped with in the position, edge, and described location hole is to be opened in opening on the reference column towards the blind hole of collector plate; Endcap bosses is in the periphery of reference column, and described location division is in the end face of endcap bosses and the end face binding site place of collector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310103084.7A CN103219489B (en) | 2013-03-28 | 2013-03-28 | Electric energy storing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310103084.7A CN103219489B (en) | 2013-03-28 | 2013-03-28 | Electric energy storing device |
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| Publication Number | Publication Date |
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| CN103219489A true CN103219489A (en) | 2013-07-24 |
| CN103219489B CN103219489B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310103084.7A Active CN103219489B (en) | 2013-03-28 | 2013-03-28 | Electric energy storing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006369A (en) * | 2015-06-29 | 2015-10-28 | 深圳市智胜新电子技术有限公司 | Aluminum electrolytic capacitor |
| CN108807734A (en) * | 2017-05-05 | 2018-11-13 | 济南圣泉集团股份有限公司 | Energy storage device and its packaging technology |
| CN109478462A (en) * | 2016-07-26 | 2019-03-15 | 京瓷株式会社 | Thin film capacitor, even junction capacitor, inverter and electric vehicle |
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| JP2004265722A (en) * | 2003-02-28 | 2004-09-24 | Sanyo Electric Co Ltd | Secondary battery |
| CN101689621A (en) * | 2007-06-29 | 2010-03-31 | 永备电池有限公司 | The anti-steam permeability potted component that is used for non-aqueous electrochemical cells |
| CN202633400U (en) * | 2012-05-25 | 2012-12-26 | 常州市武进中瑞电子有限公司 | Explosion-proof combined cap of cylindrical battery |
| CN203192906U (en) * | 2013-03-28 | 2013-09-11 | 凯迈嘉华（洛阳）新能源有限公司 | Electric energy storage device |
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2013
- 2013-03-28 CN CN201310103084.7A patent/CN103219489B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004265722A (en) * | 2003-02-28 | 2004-09-24 | Sanyo Electric Co Ltd | Secondary battery |
| CN101689621A (en) * | 2007-06-29 | 2010-03-31 | 永备电池有限公司 | The anti-steam permeability potted component that is used for non-aqueous electrochemical cells |
| CN202633400U (en) * | 2012-05-25 | 2012-12-26 | 常州市武进中瑞电子有限公司 | Explosion-proof combined cap of cylindrical battery |
| CN203192906U (en) * | 2013-03-28 | 2013-09-11 | 凯迈嘉华（洛阳）新能源有限公司 | Electric energy storage device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006369A (en) * | 2015-06-29 | 2015-10-28 | 深圳市智胜新电子技术有限公司 | Aluminum electrolytic capacitor |
| CN109478462A (en) * | 2016-07-26 | 2019-03-15 | 京瓷株式会社 | Thin film capacitor, even junction capacitor, inverter and electric vehicle |
| CN108807734A (en) * | 2017-05-05 | 2018-11-13 | 济南圣泉集团股份有限公司 | Energy storage device and its packaging technology |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103219489B (en) | 2015-05-20 |
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Effective date of registration: 20180123 Address after: 850000 Lu Ding Middle Road, Chengguan District, Lhasa City, Tibet autonomous region, No. 13 Patentee after: Tibet Yi Feng Cci Capital Ltd Address before: 471000 Henan city of Luoyang province high tech Development Zone, shallow wells Road No. 2 CAMA Park Patentee before: Cama Jiahua (Luoyang) New Energy Co., Ltd. |
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