CN204991787U - Top -sealing end socket for soft packing lithium -ion battery - Google Patents
Top -sealing end socket for soft packing lithium -ion battery Download PDFInfo
- Publication number
- CN204991787U CN204991787U CN201520673325.6U CN201520673325U CN204991787U CN 204991787 U CN204991787 U CN 204991787U CN 201520673325 U CN201520673325 U CN 201520673325U CN 204991787 U CN204991787 U CN 204991787U
- Authority
- CN
- China
- Prior art keywords
- block
- guide vane
- ion battery
- lithium ion
- end stop
- Prior art date
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to a lithium ion battery makes technical field, especially relate to a top -sealing end socket for soft packing lithium -ion battery include the upper cover and with upper cover matched with low head, the low head includes first base and sets up first supporting shoe on the first base, first supporting shoe includes that first heating piece, interval parallel configuration are in lower the piece and the first boosting piece of first heating piece and set up and be in the first stopper at first heating piece both ends, wherein, the level of the terminal surface of first stopper is higher than the level of the terminal surface of lower piece, first stopper with first heating piece detachably connect, is used for adjusting the level of the terminal surface of first stopper, the utility model discloses application scope is wide, can be fit for adopting the lithium ion battery's of different thickness format plastic -aluminum membranes closedtop to encapsulate, and simple manufacture, convenient operation.
Description
Technical field
The utility model relates to the encapsulating mould technical field of lithium ion battery, particularly relates to a kind of flexible packing lithium ion battery closedtop end socket.
Background technology
Lithium ion battery divides according to packaging material, lithium-ion battery with steel shell, lithium ion battery with aluminum shell and flexible packing lithium ion battery can be divided into, wherein flexible packing lithium ion battery has the advantages such as the high and battery of light weight, energy density is thinner, and lithium ion battery itself has that voltage is high, specific energy large, have extended cycle life and advantages of environment protection, be therefore widely used at field flexible packing lithium ion batteries such as electronic mobile products.And flexible packing lithium ion battery is due to the characteristic of itself packaging material (aluminum-plastic composite membrane), its package reliability is most important.
The encapsulation of flexible packing lithium ion battery mainly comprises closedtop and side seal, wherein, closedtop is one of important production process of lithium ion battery, this operation is packaged together by certain temperature, time and pressure at the two-layer aluminum-plastic composite membrane of lithium ion battery and the tab of positive and negative lug, thus playing the effect be isolated from the outside, the closedtop packaging system adopted at present is that upper bottom head heats aluminum-plastic composite membrane and tab encapsulation position.But its shortcoming is, the distance of sealing between block when encapsulating is that difference in height between guide vane end stop by being arranged on lower envelope block two ends and lower envelope block decides up and down, and existing bottom head is formed in one, its difference in height is fixing, a kind of closedtop packaging system can only encapsulate for the aluminum plastic film of a certain specific thicknesses, after battery core changes the aluminum plastic film of different-thickness, another then must be adopted to have the closedtop packaging system of this specific range, and same closedtop packaging system can not be adopted, namely the existing closedtop packaging system scope of application is narrow, poor universality, limit it to use, which also improves the cost that battery makes, be unfavorable for the making of lithium ion battery.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model there are provided a kind of flexible packing lithium ion battery closedtop end socket, and it is applied widely, can be applicable to the closedtop encapsulation of the lithium ion battery of the aluminum plastic film adopting different-thickness specification.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of flexible packing lithium ion battery closedtop end socket, the bottom head comprising upper cover and match with described upper cover, described bottom head comprises the first base and is arranged on the first back-up block on described first base, described first back-up block comprises the first heat block, spacing parallel arranging is arranged in the lower envelope block of the first heat block and the first auxiliary heating block and is arranged on first guide vane end stop at described first heat block two ends, wherein, the level height of the end face of described first guide vane end stop is higher than the level height of the end face of described lower envelope block, and described first guide vane end stop is removably connected with described first heat block, in order to regulate the level height of the end face of described first guide vane end stop.
Preferably, the bottom of described first guide vane end stop is connected with stud, on described first heat block, correspondence is provided with screw, described first guide vane end stop is removably connected with described first heat block by described stud, by replacing described first guide vane end stop of different-thickness, the difference in height between change first guide vane end stop and lower envelope block can be realized, and then reach the aluminum plastic film of different-thickness is encapsulated.
Preferably, described first guide vane end stop is provided with through hole, on described first heat block, correspondence is provided with the fixed lever inserting described through hole, by replacing first guide vane end stop with different-thickness, difference in height between the end face that can realize change first guide vane end stop and lower envelope block, and then reach the aluminum plastic film of different-thickness is encapsulated.
Particularly, described upper cover comprises the second base and the second back-up block be arranged on described second base and the second auxiliary heating block, and described second back-up block comprises the second heat block and is arranged on the upper envelope block on described second heat block; Described upper envelope block and described lower envelope block match, and for clamping aluminum plastic film and lug, described second auxiliary heating block and described first auxiliary heating block match, for clamping described lug; And the end face of described upper envelope block is set side by side with two the second grooves, on the end face of described lower envelope block, correspondence is provided with two the first grooves, and described second groove is corresponding with described first groove, for the stacked place of lug and aluminum plastic film clamping battery core end socket.
Preferably, described second auxiliary heating block is fixed on described second base by adding thermal stud, and described in add on thermal stud and be socketed with helical spring, described helical spring two ends are connected to described second auxiliary heating block and described second base respectively, wherein said second auxiliary heating block is for clamping the level height of level height lower than the end face of described upper envelope block of the end face of described lug, because the second auxiliary heating block is only for heating lug, only lug can be clamped, and do not need to apply pressure to it, therefore helical spring is adopted to carry the second auxiliary heating block, the second auxiliary heating block and the first auxiliary heating block interaction energy held tight is made to live lug.
Preferably, described second auxiliary heating block comprises for the contiguous block and the grip block of projection on described contiguous block with described heating Stud connection, described helical spring is connected to described contiguous block, by increasing contiguous block, with make described second auxiliary heating packaged join more stable, the problem such as prevent the encapsulation that causes built on the sand because of the second auxiliary heating block bad, improves the efficiency of cell package.
Particularly, described grip block and described contiguous block are formed in one, and the width of described grip block is less than the width of described contiguous block, and the thickness of described grip block is less than the thickness of described contiguous block.
Preferably, described second back-up block also comprises the second guide vane end stop being arranged on described second heat block two ends, and the level height of the end face of described second guide vane end stop is concordant with the end face of described upper envelope block; The second stopper slot is provided with between described second guide vane end stop and described upper envelope block.
Compared to prior art, first guide vane end stop of the present utility model is removably connected with the first heat block, in order to regulate the level height of the end face of described first guide vane end stop, and then the face height changed between described first guide vane end stop and described lower envelope block is poor, the lithium ion battery that can realize having different-thickness aluminum plastic film encapsulates, and it is applied widely, can be applicable to the closedtop encapsulation of the lithium ion battery of the aluminum plastic film adopting different-thickness specification, and make simple, easy to operate; In addition, improve the service efficiency of closedtop end socket, saved cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of the utility model first guide vane end stop and the first heat block;
Wherein Fig. 2 a is the structural representation after the assembling of the first guide vane end stop and the first heat block, Fig. 2 b is the decomposing schematic representation of the first guide vane end stop and a first heat block wherein execution mode, and Fig. 2 c is the decomposing schematic representation of the first guide vane end stop and first another execution mode of heat block;
Fig. 3 is the structural representation of the utility model upper cover;
Fig. 4 is the front view of the utility model upper cover.
Embodiment
Below in conjunction with accompanying drawing 1-4, embodiment of the present utility model is described in further detail.
A kind of flexible packing lithium ion battery closedtop end socket, comprise upper cover 10 and the bottom head 20 corresponding with upper cover 10, the first back-up block 22 that bottom head 20 comprises the first base 21 and is arranged on the first base 21, first back-up block 22 comprises the first heat block 23 and spacing parallel arranging and is arranged in the lower envelope block 24 of the first heat block 23 and the first auxiliary heating block 25 and is arranged on first guide vane end stop 27 at the first heat block 23 two ends, wherein, the level height of the end face of the first guide vane end stop 27 is higher than the level height of the end face of lower envelope block 20, and the first guide vane end stop 27 is removably connected with the first heat block 23, in order to regulate the level height of the end face of the first guide vane end stop 27.When specifically connecting, as shown in Figure 2 b, the first guide vane end stop 27 is fixed with stud 271, on the first heat block 23, correspondence is provided with screw 231, and stud 271 can insert and be fixed in screw 231, realizes removably being connected of the first guide vane end stop 27 and the first heat block 23; And by replacing the first guide vane end stop 27 of different-thickness, realize difference in height between the end face of change first guide vane end stop 27 and the end face of lower envelope block 25, and then reach the aluminum plastic film of different-thickness is encapsulated.Certainly it is not limited only to this, first guide vane end stop 27 also can adopt the mode of directly socket, as shown in Figure 2 c, this syndeton comprises the fixed lever 232 being fixedly installed on the first heat block 23, more preferably, the level height of fixed lever 232 is preferably concordant with the end face of lower envelope block 24, and is arranged on the through hole 272 on the first guide vane end stop 27, fixed lever 232 can insert in through hole 272, namely achieves being fixedly connected with of the first guide vane end stop 27 and the first heat block 23; In the present embodiment, by replacing first guide vane end stop 27 with different-thickness, realizing the difference in height between the end face of change first guide vane end stop 27 and the end face of lower envelope block 24, and then reaching the object that the aluminum plastic film of different-thickness is encapsulated.
Particularly, upper cover 10 comprises the upper envelope block 15 that the second base 11 and the second back-up block 12 be arranged on the second base 11 and the second auxiliary heating block 13, second back-up block 12 comprise the second heat block 14 and be arranged on the second heat block 14, particularly, upper envelope block 15 and lower envelope block 24 cooperatively interact, and for carrying out closedtop to flexible packing lithium ion electric core, specifically for clamping aluminum plastic film and lug, are tightly packaged together, in addition, along with cooperatively interacting of upper envelope block 10 and lower envelope block 20, correspondence is overlaid on the both sides of aluminum plastic film, and the second auxiliary heating block 13 and the first auxiliary heating block 25 cooperatively interact, for clamping the lug that battery core exposes out, consider the concrete condition of lug and aluminum plastic film encapsulation, the end face 15a of upper envelope block 15 is set side by side with two the second grooves 16, on the end face 24a of lower envelope block 24, correspondence is set side by side with two the first grooves 26, and the second groove 16 and the corresponding setting of the first groove 26, co-operatively for clamping the stacked place of lug and aluminum plastic film, at this, the second auxiliary heating block 13 and the first auxiliary heating block 25 is added in closedtop end socket, for clamping lug, to make lug energy directly from upper, bottom head (10, 20) heat is obtained, particularly when encapsulating large lug battery, the package temperature requirement of closedtop can be reached fast, and on upper cover 10 and bottom head 20 respectively correspondence be provided with the second groove 16 and the first groove 26, for clamping the stacked place of lug and aluminum plastic film, both ensure that bottom head (10, 20) with fully contacting between lug and aluminum plastic film, bottom head (10 can be avoided again, 20) due to became uneven when lug and aluminum plastic film encapsulation, the molten phenomenon of the mistake that may occur, and then the illusive problem of the encapsulation caused.
Its effect is better played for making the device of auxiliary heating, second auxiliary heating block 13 is fixed on the second base 11 by adding thermal stud 131, and add on thermal stud 131 and be socketed with helical spring 132, helical spring 132 two ends are connected to the second auxiliary heating block 13 and the second base 11 respectively, for making its auxiliary heating effect better, second auxiliary heating block 13 is for clamping the level height of level height lower than the end face 15a of upper envelope block 15 of the end face 13a of lug, as shown in Figures 3 and 4, because the second auxiliary heating block 13 is only for heating lug, lug is only needed to clamp, and do not need to apply pressure to it, therefore helical spring 132 is adopted to carry the second auxiliary heating block 13, second auxiliary heating block 13 and the first auxiliary heating block 25 are acted on, lug is lived with more held tight, in addition, second auxiliary heating block 13 comprise for add the contiguous block 133 and the grip block 134 of projection on contiguous block 133 that thermal stud 131 is connected, helical spring 132 is connected to contiguous block 133, and grip block 134 and contiguous block 133 are formed in one, the width of grip block 134 is less than the width of contiguous block 133, and the thickness of grip block 134 is less than the thickness of contiguous block 133, in this structure, by increasing contiguous block 133, to make the second auxiliary heating block 13 assemble more stable, the problem such as prevent the encapsulation that causes built on the sand because of the second auxiliary heating block 13 bad, improves the efficiency of cell package.
In addition, its effect is more effectively played for making this closedtop end socket, second back-up block 12 also comprises the second guide vane end stop 17 being arranged on the second heat block 14 two ends, the end face 17a of the second guide vane end stop 17 is concordant with the end face 15a phase of upper envelope block 15, and is provided with the second stopper slot 18 between the second guide vane end stop 17 and upper envelope block 15; Wherein the second guide vane end stop 17 is corresponding with the first guide vane end stop 27, and the effect of cooperatively interacting; First stopper slot 28 corresponds to the second stopper slot 18, facilitates the installation of the first guide vane end stop 27.
Compared to prior art, first guide vane end stop 27 of the present utility model is removably connected with the first heat block 23, in order to regulate the level height of the end face of the first guide vane end stop 27, can realize encapsulating the aluminum plastic film of different-thickness, it is applied widely, the closedtop encapsulation of the lithium ion battery of the aluminum plastic film adopting different-thickness specification can be applicable to, and make simple, easy to operate; In addition, improve the service efficiency of closedtop end socket, saved cost.
Above-described embodiment, just preferred embodiment of the present utility model, not be used for limiting the utility model practical range, therefore all equivalences done with structure, feature and the principle described in the utility model claim change or modify, and all should be included within the utility model right.
Claims (9)
1. a flexible packing lithium ion battery closedtop end socket, the bottom head comprising upper cover and match with described upper cover, it is characterized in that: described bottom head comprises the first base and is arranged on the first back-up block on described first base, described first back-up block comprises the first heat block, spacing parallel arranging is arranged in the lower envelope block of the first heat block and the first auxiliary heating block and is arranged on first guide vane end stop at described first heat block two ends, wherein, the level height of the end face of described first guide vane end stop is higher than the level height of the end face of described lower envelope block, and described first guide vane end stop is removably connected with described first heat block, in order to regulate the level height of the end face of described first guide vane end stop.
2. flexible packing lithium ion battery closedtop end socket according to claim 1, it is characterized in that: the bottom of described first guide vane end stop is connected with stud, on described first heat block, correspondence is provided with screw, and described first guide vane end stop is removably connected with described first heat block by described stud.
3. flexible packing lithium ion battery closedtop end socket according to claim 1, is characterized in that: described first guide vane end stop is provided with through hole, and on described first heat block, correspondence is provided with the fixed lever inserting described through hole.
4. flexible packing lithium ion battery closedtop end socket according to claim 1, it is characterized in that: described upper cover comprises the second base and the second back-up block be arranged on described second base and the second auxiliary heating block, described second back-up block comprises the second heat block and is arranged on the upper envelope block on described second heat block.
5. flexible packing lithium ion battery closedtop end socket according to claim 4, it is characterized in that: described second auxiliary heating block is fixed on described second base by adding thermal stud, and described in add on thermal stud and be socketed with helical spring, described helical spring two ends are connected to described second auxiliary heating block and described second base respectively, and wherein said second auxiliary heating block is for clamping the level height of level height lower than the end face of described upper envelope block of the end face of described lug.
6. flexible packing lithium ion battery closedtop end socket according to claim 5, it is characterized in that: described second auxiliary heating block comprises for the contiguous block and the grip block of projection on described contiguous block with described heating Stud connection, and described helical spring is connected to described contiguous block.
7. flexible packing lithium ion battery closedtop end socket according to claim 6, is characterized in that: the width of described grip block is less than the width of described contiguous block, the thickness of described grip block is less than the thickness of described contiguous block.
8. flexible packing lithium ion battery closedtop end socket according to claim 4, it is characterized in that: described second back-up block also comprises second guide vane end stop corresponding with described first guide vane end stop being arranged on described second heat block two ends, the level height of the end face of described second guide vane end stop is concordant with the end face of described upper envelope block.
9. flexible packing lithium ion battery closedtop end socket according to claim 8, is characterized in that: be provided with the second stopper slot between described second guide vane end stop and described upper envelope block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673325.6U CN204991787U (en) | 2015-09-01 | 2015-09-01 | Top -sealing end socket for soft packing lithium -ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673325.6U CN204991787U (en) | 2015-09-01 | 2015-09-01 | Top -sealing end socket for soft packing lithium -ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204991787U true CN204991787U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520673325.6U Expired - Fee Related CN204991787U (en) | 2015-09-01 | 2015-09-01 | Top -sealing end socket for soft packing lithium -ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204991787U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491688A (en) * | 2019-08-22 | 2019-11-22 | 中车青岛四方车辆研究所有限公司 | A kind of packaging system of super capacitor |
-
2015
- 2015-09-01 CN CN201520673325.6U patent/CN204991787U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491688A (en) * | 2019-08-22 | 2019-11-22 | 中车青岛四方车辆研究所有限公司 | A kind of packaging system of super capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20170901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |