CN206210951U - A kind of lithium ion battery with three-dimensional nickel sheet - Google Patents
A kind of lithium ion battery with three-dimensional nickel sheet Download PDFInfo
- Publication number
- CN206210951U CN206210951U CN201621277353.7U CN201621277353U CN206210951U CN 206210951 U CN206210951 U CN 206210951U CN 201621277353 U CN201621277353 U CN 201621277353U CN 206210951 U CN206210951 U CN 206210951U
- Authority
- CN
- China
- Prior art keywords
- nickel sheet
- pole contact
- battery core
- hole
- protection board
- 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
Links
Classifications
-
- 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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of lithium ion battery with three-dimensional nickel sheet; including battery core and protection board; the battery core is located at the side of protection board; the battery core is respectively arranged with the first positive pole contact and the first negative pole contact near the one side of protection board; the battery core is also bonded with two symmetrical cushion blocks near the one side of protection board; the first positive pole contact and the first negative pole contact are respectively positioned between two cushion blocks, and protection board is respectively arranged with the second positive pole contact and the second negative pole contact near the one side of battery core.This carries the lithium ion battery of three-dimensional nickel sheet, the first through hole being spaced substantially equidistant is offered in upper nickel sheet and lower nickel sheet, the medial surface of upper nickel sheet and lower nickel sheet offers equidistant guiding gutter, the position of correspondence connection nickel sheet offers the second through hole in upper nickel sheet and lower nickel sheet, the position of the second through hole of correspondence opens up jagged in connection nickel sheet, solves the problems, such as that nickel sheet welding easily rosin joint occurs in existing lithium ion battery.
Description
Technical field
The utility model is related to lithium ion battery technical field, specially a kind of lithium ion battery with three-dimensional nickel sheet.
Background technology
Can not be overcharged because lithium battery material in itself determines it, cross put, excessively stream, short circuit and superhigh temperature discharge and recharge, institute
With in order to protect the lithium battery to make its service life longer, present lithium battery is all using the collocation side of battery core and battery protecting plate
Formula, then both are welded by nickel sheet, because the thickness of Copper Foil on protection board is very thin (about 70um or so), it is impossible to make
Welded with spot-welding technology, can only be carried out the welding of workpiece using soldering, but the nickel sheet that traditional lithium ion battery is used
Make common plane mostly, difficulty is larger in actual welding, it is possible that the situation of rosin joint, in turn results in battery charge and discharge
Electricity failure.
As the term suggests the integrated electricity that lithium battery protection board shields primarily directed to chargeable (referring generally to lithium battery)
Road plate, protection board is made up of electronic circuit, in the environment of -40 DEG C to+85 DEG C the moment accurately monitoring battery core voltage and
The electric current in charge and discharge loop, the break-make in instant control electric current loop;It is severe that PTC or TCO prevent battery from occurring in high temperature environments
Damage.
Utility model content
(1) technical problem for solving
In view of the shortcomings of the prior art, the utility model provides a kind of lithium ion battery with three-dimensional nickel sheet, solves
Easily there is the problem of rosin joint in nickel sheet welding in existing lithium ion battery.
(2) technical scheme
To realize object above, the utility model is achieved by the following technical programs:It is a kind of with three-dimensional nickel sheet
Lithium ion battery, including battery core and protection board, the battery core are located at the side of protection board, and the battery core is near the side of protection board
Face is respectively arranged with the first positive pole contact and the first negative pole contact, and the battery core is also bonded with two near the one side of protection board
Symmetrical cushion block, the first positive pole contact and the first negative pole contact are respectively positioned between two cushion blocks.
The protection board is respectively arranged with the second positive pole contact and the second negative pole contact, described near the one side of battery core
One positive pole contact and the first negative pole contact are welded with the second positive pole contact and the second negative pole contact respectively by three-dimensional nickel sheet, institute
Three-dimensional nickel sheet is stated including upper nickel sheet and lower nickel sheet, the one side of the one side of the upper nickel sheet and lower nickel sheet is by three connection nickel
Piece is fixedly connected, and the first through hole being spaced substantially equidistant, the upper nickel sheet and lower nickel are offered in the upper nickel sheet and lower nickel sheet
The medial surface of piece offers equidistant guiding gutter, and the inside of the guiding gutter connects with first through hole, the upper nickel sheet and
The position of correspondence connection nickel sheet offers the second through hole in lower nickel sheet.
Preferably, the first through hole and the second through hole are staggered, the position of the second through hole of correspondence in the connection nickel sheet
Put and open up jagged.
Preferably, the quantity of the connection nickel sheet is no less than three, the curved shape in section of the guiding gutter.
Preferably, the thickness range of the upper nickel sheet and lower nickel sheet is one to three millimeter, the thickness model of the connection nickel sheet
Enclose is two to four millimeters.
Preferably, two cushion blocks are Nian Jie near the one side of battery core with protection board away from the one side of battery core, institute
Cushion block is stated for block rubber.
(3) beneficial effect
The utility model provides a kind of lithium ion battery with three-dimensional nickel sheet, possesses following beneficial effect:
(1) lithium ion battery of three-dimensional nickel sheet, should be carried, the first positive pole contact and the first negative pole contact pass through three-dimensional nickel
Piece is welded with the second positive pole contact and the second negative pole contact respectively, and three-dimensional nickel sheet includes upper nickel sheet and lower nickel sheet, and upper nickel sheet is with
The one side of nickel sheet and electrode contact blade contact weld, the one side of upper nickel sheet and lower nickel sheet is fixed by three connection nickel sheet and connected
Connect, by increasing capacitance it is possible to increase the compressive property and electric conductivity of three-dimensional nickel sheet, offer what is be spaced substantially equidistant in upper nickel sheet and lower nickel sheet
The medial surface of first through hole, upper nickel sheet and lower nickel sheet offers equidistant guiding gutter, when soldering is carried out, the liquid of thawing
Tin contacts the effect for reaching multi-point welding, the inside of guiding gutter and first through hole along guiding gutter inflow first through hole with electrode contact blade
Connection, the position of correspondence connection nickel sheet offers the second through hole in upper nickel sheet and lower nickel sheet, and first through hole and the second through hole are handed over
Mistake arrangement, the position of the second through hole of correspondence opens up jagged in connection nickel sheet, and liquid tin can be flowed into by breach during soldering
Second through hole is contacted with electrode contact blade, reaches the purpose of welding, is solved nickel sheet welding in existing lithium ion battery and is easily occurred
The problem of rosin joint.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model solid nickel sheet sectional view;
Fig. 3 is the utility model solid nickel sheet side view.
In figure:1 battery core, 2 protection boards, 3 first positive pole contacts, 4 first negative pole contacts, 5 cushion blocks, 6 second positive pole contacts, 7
Second negative pole contact, 8 three-dimensional nickel sheet, nickel sheet, 10 time nickel sheet, 11 connect nickel sheet, 12 first through hole, 13 guiding gutters, 14 second on 9
Through hole, 15 breach.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, 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 for being obtained, belongs to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme:A kind of lithium ion battery with three-dimensional nickel sheet,
Including battery core 1 and protection board 2, battery core 1 is located at the side of protection board 2, and battery core 1 is respectively arranged near the one side of protection board 2
First positive pole contact 3 and the first negative pole contact 4, battery core 1 are also bonded with two symmetrical cushion blocks 5 near the one side of protection board 2,
First positive pole contact 3 and the first negative pole contact 4 are respectively positioned between two cushion blocks 5.
Protection board 2 is respectively arranged with the second positive pole contact 6 and the second negative pole contact 7, two pads near the one side of battery core 1
Block 5 is Nian Jie near the one side of battery core 1 with protection board 2 away from the one side of battery core 1, and the cushion block 5 is block rubber, Neng Gougu
Determine the position of protection board 2 and battery core 1, make the solder joint between protection board 2 and battery core 1 will not by using when influenceed, first just
The negative pole contact 4 of pole contact 3 and first is welded with the second positive pole contact 6 and the second negative pole contact 7 respectively by three-dimensional nickel sheet 8,
Three-dimensional nickel sheet 8 includes upper nickel sheet 9 and lower nickel sheet 10, and the one side of the one side of upper nickel sheet 9 and lower nickel sheet 10 is by three connections
Nickel sheet 11 is fixedly connected, by increasing capacitance it is possible to increase the compressive property and electric conductivity of three-dimensional nickel sheet 8, is opened in upper nickel sheet 9 and lower nickel sheet 10
It is provided with the first through hole 12 being spaced substantially equidistant, the medial surface of upper nickel sheet 9 and lower nickel sheet 10 offers equidistant guiding gutter 13,
The inside of guiding gutter 13 connects with first through hole 12, and when soldering is carried out, the liquid tin of thawing flows into first and leads to along guiding gutter 13
Hole 12 contacts the effect for reaching multi-point welding with electrode contact blade, the quantity for connecting nickel sheet 11 is no less than three, and guiding gutter 13 cuts
The thickness range of the curved shape in face, upper nickel sheet 9 and lower nickel sheet 10 be one to three millimeter, connect nickel sheet 11 thickness range for two to
Four millimeters, the position of correspondence connection nickel sheet 11 offers the second through hole 14, the He of first through hole 12 in upper nickel sheet 9 and lower nickel sheet 10
Second through hole 14 is staggered, and the position of the second through hole 14 of correspondence opens up jagged 15 in connection nickel sheet 11, liquid during soldering
Tin can flow into the second through hole 14 and be contacted with electrode contact blade by breach 15, reach the purpose of welding, solve existing lithium ion
Easily there is the problem of rosin joint in nickel sheet welding in battery.
When using, be bonded in protection board 2 on two cushion blocks 5 by user, and three-dimensional nickel sheet 8 is put into protection board 2 and battery core 1
Between, make the electrode contact blade that the upper nickel sheet 9 in three-dimensional nickel sheet 8 and lower nickel sheet 10 are respectively aligned in battery core 1 and protection board 2, then
Soldering is carried out, the tin bar of soldering is separately flowed into the through hole 14 of first through hole 12 and second after melting, complete welding.
In sum, the lithium ion battery of three-dimensional nickel sheet should be carried, the first positive pole contact 3 and the first negative pole contact 4 lead to
Cross three-dimensional nickel sheet 8 to be welded with the second positive pole contact 6 and the second negative pole contact 7 respectively, three-dimensional nickel sheet 8 includes upper nickel sheet 9 and lower nickel
The one side of piece 10, upper nickel sheet 9 and lower nickel sheet 10 and electrode contact blade contact weld, the one side of upper nickel sheet 9 and lower nickel sheet 10 leads to
Cross three connection nickel sheet 11 to be fixedly connected, by increasing capacitance it is possible to increase the compressive property and electric conductivity of three-dimensional nickel sheet 8, upper nickel sheet 9 and lower nickel
Offer the first through hole 12 being spaced substantially equidistant on piece 10, the medial surface of upper nickel sheet 9 and lower nickel sheet 10 offers equidistant
Guiding gutter 13, when soldering is carried out, the liquid tin of thawing flows into first through hole 12 and is contacted with electrode contact blade and reaches along guiding gutter 13
To the effect of multi-point welding, solve the problems, such as that nickel sheet welding easily rosin joint occurs in existing lithium ion battery.
Also, two cushion blocks 5 are Nian Jie near the one side of battery core 1 with protection board 2 away from the one side of battery core 1, described
Cushion block 5 is block rubber, can fix the position of protection board 2 and battery core 1, the solder joint between protection board 2 and battery core 1 is not subject to
Influence when using.
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 these entities or deposited between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element for limiting, it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment ".
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 various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of lithium ion battery with three-dimensional nickel sheet, including battery core (1) and protection board (2), the battery core (1) is positioned at protection
The side of plate (2), it is characterised in that:The battery core (1) is respectively arranged with the first positive pole contact near the one side of protection board (2)
(3) and the first negative pole contact (4), the battery core (1) is also bonded with two symmetrical cushion blocks near the one side of protection board (2)
(5), the first positive pole contact (3) and the first negative pole contact (4) are respectively positioned between two cushion blocks (5);
The protection board (2) is respectively arranged with the second positive pole contact (6) and the second negative pole contact near the one side of battery core (1)
(7), the first positive pole contact (3) and the first negative pole contact (4) by three-dimensional nickel sheet (8) respectively with the second positive pole contact
(6) welded with the second negative pole contact (7), the three-dimensional nickel sheet (8) includes upper nickel sheet (9) and lower nickel sheet (10), the upper nickel sheet
(9) one side of one side and lower nickel sheet (10) is fixedly connected by three connections nickel sheet (11), the upper nickel sheet (9) and under
The medial surface of the first through hole (12) being spaced substantially equidistant, the upper nickel sheet (9) and lower nickel sheet (10) is offered in nickel sheet (10)
Equidistant guiding gutter (13) is offered, the inside of the guiding gutter (13) connects with first through hole (12), the upper nickel sheet
(9) and in lower nickel sheet (10) position of correspondence connection nickel sheet (11) offers the second through hole (14).
2. a kind of lithium ion battery with three-dimensional nickel sheet according to claim 1, it is characterised in that:The first through hole
(12) and the second through hole (14) is staggered, on connection nickel sheet (11) position of the second through hole of correspondence (14) offer it is scarce
Mouth (15).
3. a kind of lithium ion battery with three-dimensional nickel sheet according to claim 1, it is characterised in that:The connection nickel sheet
(11) quantity is no less than three, the curved shape in section of the guiding gutter (13).
4. a kind of lithium ion battery with three-dimensional nickel sheet according to claim 1, it is characterised in that:The upper nickel sheet
(9) and lower nickel sheet (10) thickness range be one to three millimeter, it is described connection nickel sheet (11) thickness range be two to four millimeters.
5. a kind of lithium ion battery with three-dimensional nickel sheet according to claim 1, it is characterised in that:Two cushion blocks
(5) one side away from battery core (1) is Nian Jie near the one side of battery core (1) with protection board (2), and the cushion block (5) is rubber
Block.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621277353.7U CN206210951U (en) | 2016-11-25 | 2016-11-25 | A kind of lithium ion battery with three-dimensional nickel sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621277353.7U CN206210951U (en) | 2016-11-25 | 2016-11-25 | A kind of lithium ion battery with three-dimensional nickel sheet |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206210951U true CN206210951U (en) | 2017-05-31 |
Family
ID=58748674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621277353.7U Expired - Fee Related CN206210951U (en) | 2016-11-25 | 2016-11-25 | A kind of lithium ion battery with three-dimensional nickel sheet |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206210951U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107437598A (en) * | 2017-06-22 | 2017-12-05 | 惠州市德赛电池有限公司 | A kind of battery core carrying case |
CN109994698A (en) * | 2018-12-06 | 2019-07-09 | 深圳欣旺达智能科技有限公司 | Battery protecting plate anti-misoperation device |
-
2016
- 2016-11-25 CN CN201621277353.7U patent/CN206210951U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107437598A (en) * | 2017-06-22 | 2017-12-05 | 惠州市德赛电池有限公司 | A kind of battery core carrying case |
CN109994698A (en) * | 2018-12-06 | 2019-07-09 | 深圳欣旺达智能科技有限公司 | Battery protecting plate anti-misoperation device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018028280A1 (en) | Battery having overcurrent protection functionality | |
CN206210951U (en) | A kind of lithium ion battery with three-dimensional nickel sheet | |
CN210182472U (en) | Lithium battery core | |
CN205985177U (en) | Welded structure of power battery utmost point post and switching piece | |
JP6027456B2 (en) | Secondary battery pack having a protection circuit | |
CN202957317U (en) | Soldering type lithium ion battery module | |
CN106233522A (en) | Secondary cell | |
CN103531741B (en) | A kind of lithium ionic cell cathode ear pole component and preparation method thereof and lithium ion battery | |
CN203536501U (en) | Battery protection plate and lithium ion battery with same | |
CN207265187U (en) | A kind of graphene lithium battery of high security | |
CN110369852A (en) | A kind of tab welding card slot and the method for carrying out tab welding using the card slot | |
CN205016607U (en) | Battery keysets | |
CN201374354Y (en) | Lithium ion secondary battery adapter plate | |
CN205985164U (en) | Connection structure of power battery utmost point post and switching piece | |
CN203826470U (en) | Welding piece for combining batteries | |
CN210778880U (en) | Press tin to combine battery protection shield | |
CN210272523U (en) | Welding structure of tab and pole piece | |
CN209496938U (en) | A kind of battery modules | |
CN206685460U (en) | A kind of attachment structure of lithium battery pole and lug | |
CN206422139U (en) | A kind of connector for soft pack cell lug and cover plate connects and attachment structure | |
CN206653661U (en) | A kind of tab and aluminum plastic film fusion welding device | |
CN207409578U (en) | Bus bar | |
CN203377113U (en) | Terminal of buckle type double-electric-layer capacitor | |
CN205452412U (en) | Composite pole piece of battery module | |
CN218503739U (en) | Square battery zero clearance prewelding anchor clamps |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
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: 20170531 Termination date: 20171125 |