CN207134441U - Modified lithium battery structure - Google Patents
Modified lithium battery structure Download PDFInfo
- Publication number
- CN207134441U CN207134441U CN201721212350.XU CN201721212350U CN207134441U CN 207134441 U CN207134441 U CN 207134441U CN 201721212350 U CN201721212350 U CN 201721212350U CN 207134441 U CN207134441 U CN 207134441U
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- China
- Prior art keywords
- heat
- fixedly connected
- housing
- lithium battery
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- 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
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses modified lithium battery structure, including housing, positive pole is fixedly connected with the top of the housing, the bottom of the housing is fixedly connected with backing plate, the bottom of the backing plate is fixedly connected with the negative pole being used cooperatively with positive pole, battery core is provided with the middle part of housing cavity, dividing plate is fixedly connected with the top of battery core, and the both ends of dividing plate are fixedly connected with the inwall of housing respectively.The modified lithium battery structure, pass through the setting of heat-sink shell, heat-conducting layer and anti-corrosion layer, when battery core works, lithium battery interior can produce substantial amounts of heat, heat can be absorbed and be distributed by heat-sink shell and heat-conducting layer, increase the resistance to corrosion of battery core by anti-corrosion layer simultaneously, pass through the setting of heat dissipation cavity and heat transfer plate, amount of heat is distributed, hull outside is spread out of by heat transfer plate simultaneously, lithium battery interior radiated, while solve non-refractory, easily corrode, the problem of so as to increase short circuit.
Description
Technical field
It the utility model is related to technical field of lithium batteries, specially modified lithium battery structure.
Background technology
Lithium metal battery used at present, mainly includes a housing, electrolyte solution and lithium battery is placed with built in housing
Core, by positive plate, barrier film and negative plate, continuously winding forms lithium battery coiling core, and positive plate and negative plate are respectively welded just
After pole lug and negative lug, positive pole ear is welded in inner walls, and housing is in electrically connect with positive terminal, and negative pole
Lug is then welded to the bottom of the negative terminal of housing, then via positive terminal and the external screw thread of negative terminal column top
After screwing togather a nut respectively, different binding posts is fixed respectively, to export positive and negative electricity respectively, wherein, because positive pole ear welds
It is connected in inner walls, will cause housing is in electriferous state, it is therefore necessary to cladding outside metal shell, but actually using
During, when lithium battery crosses current charge or excessively stream electric discharge, its internal battery core can produce substantial amounts of heat, and cause electrolyte gas
Change, and lithium battery interior does not have resistance to elevated temperatures, and easily corrodes, the problem of so as to increase short circuit.
Utility model content
(1) technical problem solved
In view of the shortcomings of the prior art, the utility model provides modified lithium battery structure, possesses high temperature resistant and corrosion resistant
The advantages that erosion, solve non-refractory, easily corrode, the problem of so as to increase short circuit.
(2) technical scheme
To realize above-mentioned high temperature resistant and corrosion resistant purpose, the utility model provides following technical scheme：Modified lithium electricity
Pool structure, including housing, positive pole are fixedly connected with the top of the housing, the bottom of the housing is fixedly connected with backing plate, institute
The bottom for stating backing plate is fixedly connected with the negative pole being used cooperatively with positive pole, and battery core is provided with the middle part of the housing cavity, described
Dividing plate is fixedly connected with the top of battery core, and the both ends of dividing plate are fixedly connected with the inwall of housing respectively, the bottom of the battery core
It is fixedly connected with the top of backing plate；
Positive plate is fixedly connected with center at the top of the dividing plate, positive pole is fixedly connected with the top of the positive plate
Ear, with being fixedly connected at the top of housing cavity, the both sides at the top of the dividing plate have been fixedly connected with negative at the top of the anode ear
Pole piece, negative electrode lug is fixedly connected with the top of the negative plate, the top of the negative electrode lug and the top of housing cavity, which are fixed, to be connected
Connect, the both sides of the battery core are provided with heat-sink shell, and side of the heat-sink shell away from battery core is provided with heat-conducting layer, the heat conduction
Side of the layer away from heat-sink shell is provided with anti-corrosion layer, and side of the anti-corrosion layer away from heat-conducting layer offers heat dissipation cavity.
Preferably, the both sides of the housing cavity have been fixedly connected with heat transfer plate, the outside of the heat transfer plate and housing
Inwall is in contact.
Preferably, the surface of the housing is provided with thermoplastic film, and thermoplastic film is wrapped in the surface of shell one end.
Preferably, the surface of the positive pole is provided with block, and the bottom of the block at the top of housing with being fixedly connected.
Preferably, it is bonded between the heat-sink shell and heat-conducting layer by bonding agent, between the heat-conducting layer and anti-corrosion layer
It is fixedly connected by fixture.
(3) beneficial effect
Compared with prior art, the utility model provides modified lithium battery structure, possesses following beneficial effect：
1st, the modified lithium battery structure, by the setting of heat-sink shell, heat-conducting layer and anti-corrosion layer, when battery core works,
Lithium battery interior can produce substantial amounts of heat, heat can be absorbed and be distributed by heat-sink shell and heat-conducting layer, lead to simultaneously
The resistance to corrosion of anti-corrosion layer increase battery core is crossed, by the setting of heat dissipation cavity and heat transfer plate, amount of heat is distributed, together
When hull outside spread out of by heat transfer plate, lithium battery interior is radiated, while solve non-refractory, easily occurred rotten
Erosion, the problem of so as to increase short circuit.
2nd, the modified lithium battery structure, by the setting of dividing plate, is blocked, while be easy to lithium battery interior to battery core
Each part connection, by the setting of block, is protected to positive pole, prevents that meeting water produces electric leakage, can by the setting of thermoplastic film
Protected with the surface to housing, increase the radiating effect of lithium battery interior, while heat can be passed to by heat transfer plate
Surface of shell, absorbed by thermoplastic film, then distributed, lithium battery interior is protected.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model structure front view.
In figure：It is 1 housing, 2 positive poles, 3 backing plates, 4 negative poles, 5 battery cores, 6 dividing plates, 7 positive plates, 8 anode ears, 9 negative plates, 10 negative
Lug, 11 heat-sink shells, 12 heat-conducting layers, 13 anti-corrosion layers, 14 heat dissipation cavities, 15 heat transfer plates, 16 thermoplastic films, 17 blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2, modified lithium battery structure, including housing 1 are referred to, the both sides of the inner chamber of housing 1 have been fixedly connected with biography
Hot plate 15, the outside of heat transfer plate 15 are in contact with the inwall of housing 1, and the surface of housing 1 is provided with thermoplastic film 16, and thermoplastic film 16
The surface of the one end of housing 1 is wrapped in, by the setting of thermoplastic film 16, the surface of housing 1 can be protected, increases lithium battery
Internal radiating effect, while the surface of housing 1 can be passed to heat by heat transfer plate 15, absorbed by thermoplastic film 16,
Then distribute, lithium battery interior is protected, the top of housing 1 is fixedly connected with positive pole 2, and the surface of positive pole 2 is set
There is block 17, the bottom of block 17 is fixedly connected with the top of housing 1, and by the setting of block 17, positive pole 2 is protected,
Prevent that meeting water produces electric leakage, the bottom of housing 1 is fixedly connected with backing plate 3, and the bottom of backing plate 3 is fixedly connected with to be coordinated with positive pole 2
The negative pole 4 used, battery core 5 is provided with the middle part of the inner chamber of housing 1, the top of battery core 5 is fixedly connected with dividing plate 6, passes through dividing plate 6
Set, battery core 5 blocked, while be easy to the connection of each part of lithium battery interior, and the both ends of dividing plate 6 respectively with housing 1
Inwall is fixedly connected, and the bottom of battery core 5 is fixedly connected with the top of backing plate 3；
Positive plate 7 is fixedly connected with the center at the top of dividing plate 6, the top of positive plate 7 is fixedly connected with anode ear 8, just
With being fixedly connected at the top of the inner chamber of housing 1, the both sides at the top of dividing plate 6 have been fixedly connected with negative plate 9, negative pole at the top of lug 8
The top of piece 9 is fixedly connected with negative electrode lug 10, and the top of negative electrode lug 10 at the top of the inner chamber of housing 1 with being fixedly connected, and the two of battery core 5
Side is provided with heat-sink shell 11, and side of the heat-sink shell 11 away from battery core 5 is provided with heat-conducting layer 12, heat-sink shell 11 and heat-conducting layer 12 it
Between be bonded by bonding agent, be fixedly connected between heat-conducting layer 12 and anti-corrosion layer 13 by fixture, heat-conducting layer 12 away from heat absorption
The side of layer 11 is provided with anti-corrosion layer 13, and side of the anti-corrosion layer 13 away from heat-conducting layer 12 offers heat dissipation cavity 14, pass through suction
The setting of thermosphere 11, heat-conducting layer 12 and anti-corrosion layer 13, when battery core 5 works, lithium battery interior can produce substantial amounts of heat, lead to
Crossing heat-sink shell 11 and heat-conducting layer 12 can be absorbed and be distributed to heat, while increase the anti-of battery core 5 by anti-corrosion layer 13
Corrosive power, by the setting of heat dissipation cavity 14 and heat transfer plate 15, amount of heat is distributed, while spread out of by heat transfer plate 15
Outside housing 1, lithium battery interior is radiated, while solves non-refractory, is easily corroded, so as to increase short circuit
Problem.
When in use, the positive plate 7 is electrically connected by anode ear 8 with lithium battery anode 2, and the negative plate 9 passes through negative electrode lug
10 electrically connect with cathode of lithium battery 4, and when lithium battery interior battery core works, caused amount of heat passes through heat-sink shell 11 and heat conduction
12 pairs of heat of layer are absorbed and distributed, while increase the resistance to corrosion of battery core 5 by anti-corrosion layer 13, pass through heat transfer plate 15
Heat can be passed to the surface of housing 1, absorbed by thermoplastic film 16, then distributed, lithium battery interior is protected
Shield.
In summary, the modified lithium battery structure, heat-sink shell 11, heat-conducting layer 12, anti-corrosion layer 13, heat dissipation cavity 14 are passed through
With the cooperation of heat transfer plate 15, solve non-refractory, easily corrode, the problem of so as to increase short circuit.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. modified lithium battery structure, including housing (1), it is characterised in that：Positive pole is fixedly connected with the top of the housing (1)
(2), the bottom of the housing (1) is fixedly connected with backing plate (3), and the bottom of the backing plate (3) is fixedly connected with matches somebody with somebody with positive pole (2)
The negative pole (4) used is closed, battery core (5) is provided with the middle part of housing (1) inner chamber, is fixedly connected at the top of the battery core (5)
There is dividing plate (6), and inwall of the both ends of dividing plate (6) respectively with housing (1) is fixedly connected, the bottom of the battery core (5) and backing plate
(3) it is fixedly connected at the top of；
Positive plate (7) is fixedly connected with center at the top of the dividing plate (6), is fixedly connected with the top of the positive plate (7)
Anode ear (8), the top of the anode ear (8) at the top of housing (1) inner chamber with being fixedly connected, and two at the top of the dividing plate (6)
Side has been fixedly connected with negative plate (9), and negative electrode lug (10), the negative electrode lug are fixedly connected with the top of the negative plate (9)
(10) with being fixedly connected at the top of housing (1) inner chamber, the both sides of the battery core (5) are provided with heat-sink shell (11), institute at top
State side of the heat-sink shell (11) away from battery core (5) and be provided with heat-conducting layer (12), the remote heat-sink shell (11) of the heat-conducting layer (12)
Side is provided with anti-corrosion layer (13), and side of the anti-corrosion layer (13) away from heat-conducting layer (12) offers heat dissipation cavity (14).
2. modified lithium battery structure according to claim 1, it is characterised in that：The both sides of housing (1) inner chamber are equal
Heat transfer plate (15) is fixedly connected with, the outside of the heat transfer plate (15) is in contact with the inwall of housing (1).
3. modified lithium battery structure according to claim 1, it is characterised in that：The surface of the housing (1) is provided with
Thermoplastic film (16), and thermoplastic film (16) is wrapped in the surface of housing (1) one end.
4. modified lithium battery structure according to claim 1, it is characterised in that：The surface of the positive pole (2) is provided with
Block (17), the bottom of the block (17) at the top of housing (1) with being fixedly connected.
5. modified lithium battery structure according to claim 1, it is characterised in that：The heat-sink shell (11) and heat-conducting layer
(12) it is bonded by bonding agent between, is fixedly connected between the heat-conducting layer (12) and anti-corrosion layer (13) by fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721212350.XU CN207134441U (en) | 2017-09-19 | 2017-09-19 | Modified lithium battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721212350.XU CN207134441U (en) | 2017-09-19 | 2017-09-19 | Modified lithium battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134441U true CN207134441U (en) | 2018-03-23 |
Family
ID=61639017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721212350.XU Expired - Fee Related CN207134441U (en) | 2017-09-19 | 2017-09-19 | Modified lithium battery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492119A (en) * | 2019-08-14 | 2019-11-22 | 润远建设发展有限公司 | A kind of explosion-proof type lithium battery of perfect heat-dissipating |
| CN113644361A (en) * | 2021-07-05 | 2021-11-12 | 广东嘉尚新能源科技有限公司 | Soft packet of lithium cell module with anticorrosion function |
-
2017
- 2017-09-19 CN CN201721212350.XU patent/CN207134441U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492119A (en) * | 2019-08-14 | 2019-11-22 | 润远建设发展有限公司 | A kind of explosion-proof type lithium battery of perfect heat-dissipating |
| CN113644361A (en) * | 2021-07-05 | 2021-11-12 | 广东嘉尚新能源科技有限公司 | Soft packet of lithium cell module with anticorrosion function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20190919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |