CN207459046U - Conductive block structure with rotating sheet - Google Patents
Conductive block structure with rotating sheet Download PDFInfo
- Publication number
- CN207459046U CN207459046U CN201721548591.1U CN201721548591U CN207459046U CN 207459046 U CN207459046 U CN 207459046U CN 201721548591 U CN201721548591 U CN 201721548591U CN 207459046 U CN207459046 U CN 207459046U
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- CN
- China
- Prior art keywords
- rotating sheet
- base board
- sheet
- conductive block
- block structure
- 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
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Abstract
The utility model is related to the technical fields of the conducting block of lithium battery, disclose the conductive block structure with rotating sheet, including base board and the rotating sheet being arranged on base board, protrusion upward are provided at the top of base board and passes through the convex surface of coping plate；Rotating sheet is formed in base board, the top of rotating sheet has the overturning space for rotating sheet overturning, the bottom of rotating sheet is prominent downward to be arranged, in the assembling process of lithium battery, after conducting block installs, rotating sheet is fixed on predetermined position therewith, the overturning space for rotating sheet overturning is enclosed between the top of the base board of conducting block and coping plate bottom at this time, the bottom of rotating sheet is prominent downward to be arranged, so, without separately installed rotating sheet, the process for being welded and fixed rotating sheet is avoided, improves overcurrent capability.
Description
Technical field
The utility model is related to the technical field of lithium battery, especially with the conductive block structure of rotating sheet.
Background technology
At present, with increasingly miniaturization, lighting and the Portable belt of electronic product, such as video camera, notebook and hand
Machine etc., the driving power of these electronic products also develop towards high power capacity, high security and the direction of lighting, lithium battery with
The good characteristics such as its high power capacity, are widely used in electronic product.
Lithium battery includes housing, coping plate and battery core etc., and wherein battery core is placed in the inside of housing, and the upper end of housing has
Upper end opening, coping plate are then enclosed in the opening of the upper end of housing, and conducting block is provided on coping plate, and the lower part of conducting block passes through
Conductive sheet is connected with battery core, and upper end is extended to through head cover film perforation outside lithium battery, is realized to external power supply.
Power storage element of the battery core as lithium battery, lithium battery when in use, can be because of factors such as chargers and with lithium
Inside battery chemically reacts, the enclosure interior pressure increase of lithium battery, when the internal pressure of lithium battery is more than certain value, overturning
Piece flips outward, at this point, anode is connected with cathode, battery short circuit, the chemical reaction of inside battery stops.
In the prior art, the top of conducting block is fixedly connected through coping plate and with coping plate, and rotating sheet then needs to pass through weldering
The mode connect is connected on coping plate, is independently arranged between the two, is needed individually to assemble during lithium battery assembling, be increased
The difficulty and step that lithium battery has been added to assemble, reduce the production efficiency of lithium battery, add the production cost of lithium battery, unfavorable
In the production and use of lithium battery.
Utility model content
Conductive block structure provided by the utility model with rotating sheet, it is intended to solve in the prior art, conducting block is with turning over
Rotor is independently arranged, and is needed individually to assemble during lithium battery assembling, is added the difficulty and step of lithium battery assembling,
The problem of reducing the production efficiency of lithium battery, add the production cost of lithium battery, being unfavorable for the production and use of lithium battery.
The utility model is realized in this way the conductive block structure with rotating sheet, including base board and is arranged on described
Rotating sheet on base board is provided with protrusion upward at the top of the base board and through the convex surface of coping plate；The base board
In be formed with rotating sheet, the top of the rotating sheet has the overturning space for rotating sheet overturning, the bottom of the rotating sheet
Portion is prominent downward to be arranged.
Further, the base board is plate-like, and the top of the base board is plane.
Further, the rotating sheet includes rounded sheet body and the docking block for being arranged on the sheet body center.
Further, the radial direction along the sheet body from outside to inside, the sheet body are arranged towards lower recess.
Further, the sheet body is in turn up volt more.
Further, formed on the base board there are two the convex surface separately, the rotating sheet is arranged on two
Between the convex surface.
Further, the top on the convex surface is in step-like, the top formation step top surface on the convex surface, the step-shaped top
The periphery in face forms level-one step surface.
Further, the step-shaped top face has the riveted structure with riveting sheet riveting.
Further, the base board is integrally formed with the rotating sheet.
Further, the through hole being provided through in the base board above and below the base board, the periphery of the rotating sheet
It is tightly connected between the madial wall of side wall and the through hole.
Compared with prior art, the conductive block structure provided by the utility model with rotating sheet, the base board of conducting block
In have rotating sheet, in the assembling process of lithium battery, after conducting block installs, rotating sheet is fixed on predetermined position therewith
It puts, is enclosed the overturning space for rotating sheet overturning between the top of the base board of conducting block and coping plate bottom at this time, turns over
The bottom of rotor is connected with the space below the base board of conducting block.When the pressure of lithium battery interior is excessive, rotating sheet court is turned over
Turn space overturning so that lithium battery short circuit avoids lithium battery interior pressure from continuing to increase and explode.In this way, without individually
Rotating sheet is installed, the process for being welded and fixed rotating sheet is avoided, improves production efficiency, it is independent with rotating sheet to solve conducting block
It sets, needs individually to assemble during lithium battery assembling, add the difficulty and step of lithium battery assembling, reduce lithium
The production efficiency of battery adds the production cost of lithium battery, the problem of being unfavorable for the production and use of lithium battery.
Description of the drawings
Fig. 1 is the dimensional structure diagram for the conductive block structure with rotating sheet that the utility model embodiment provides；
Fig. 2 is the elevational schematic view for the conductive block structure with rotating sheet that the utility model embodiment provides；
Fig. 3 is the cut-away illustration for the conductive block structure with rotating sheet that the utility model embodiment provides.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The realization of the utility model is described in detail below in conjunction with specific embodiment.
The same or similar label correspond to the same or similar components in the attached drawing of the present embodiment；In retouching for the utility model
In stating, it is to be understood that if it is based on attached drawing to have the orientation of the instructions such as term " on ", " under ", "left", "right" or position relationship
Shown orientation or position relationship are for only for ease of description the utility model and simplify description rather than instruction or imply institute
The device or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore position is closed described in attached drawing
The term of system is only for illustration, it is impossible to the limitation to this patent is interpreted as, for those of ordinary skill in the art
Speech can understand the concrete meaning of above-mentioned term as the case may be.
It is preferred embodiment provided by the utility model with reference to shown in Fig. 1~3.
Conductive block structure provided by the utility model with rotating sheet, for solving the conducting block of lithium battery and rotating sheet
It is independently arranged, needs individually to assemble during lithium battery assembling, increase the difficulty and step of lithium battery assembling, reduce
The production efficiency of lithium battery adds the production cost of lithium battery, the problem of being unfavorable for the production and use of lithium battery, also can use
In other various types of batteries, the present embodiment is not limited only to.
Conductive block structure with rotating sheet 13, including base board 11, which is placed in the inside of battery, pedestal
The top of plate 11 and the bottom of coping plate abut against；The top of base board 11 is raised upward, is formed through the convex surface of coping plate
12, the top on the convex surface 12 is extended through outside battery, is connected with the conducting wire of extraneous electrical equipment, is realized to extraneous power supply,
There is rotating sheet 13 in base board 11；Through hole of the base board about 11,13 peripheral side of rotating sheet are provided through on base board 11
It is tightly connected between wall and the madial wall of through hole, the bottom of rotating sheet 13 is prominent downward to be arranged, the pressure of inside battery can be straight
It connects and acts on rotating sheet 13, the top of rotating sheet 13 has the overturning space overturn for rotating sheet 13, so that in battery
Rotating sheet 13 can smoothly be overturn when portion's pressure is excessive.When rotating sheet 13 is subject to cell internal pressure to be more than critical value,
Rotating sheet 13 is overturn, and the top of rotating sheet 13 is connected on coping plate, and anode is connected with cathode at this time, and battery is short
Road, the chemical reaction of inside battery stop.
The conductive block structure with rotating sheet 13 of above-mentioned offer has rotating sheet 13 in base board 11, in lithium battery
In assembling process, after conducting block installs, rotating sheet 13 is fixed on predetermined position therewith, at this time the base board 11 of conducting block
Top and coping plate bottom between be enclosed for rotating sheet 13 overturn overturning space, the bottom of rotating sheet 13 protrudes downward
Arrangement, when the pressure of lithium battery interior is excessive, rotating sheet 13 is overturn towards overturning space so that short circuit occurs for lithium battery, avoids
Lithium battery interior pressure continues to increase and explode, in this way, without separately installed rotating sheet 13, avoids and is welded and fixed overturning
The process of piece 13, improves production efficiency, solves conducting block and is independently arranged with rotating sheet 13, is needed during lithium battery assembling
It individually to assemble, add the difficulty and step of lithium battery assembling, reduce the production efficiency of lithium battery, add lithium electricity
The production cost in pond, the problem of being unfavorable for the production and use of lithium battery.
Specifically, base board 11 is plate-like, and the top surface of base board 11 be plane, in this way, then convenient for base board 11 with it is soft
Connection sheet is welded.
In the present embodiment, rotating sheet 13 is rounded.Rotating sheet 13 is provided in round, when cell internal pressure increases,
Circular 13 various pieces of rotating sheet almost simultaneously uniform stressed, when reach rotating sheet 13 critical value when, rotating sheet 13 occurs
Overturning, the peak of rotating sheet 13 are abutted with coping plate.So so that rotating sheet 13 can be promptly and accurately senses in battery
The pressure in portion, makes rotary movement in time.
In the present embodiment, rotating sheet 13 includes rounded sheet body and the docking block for being arranged on sheet body center, works as rotating sheet
11 when overturn, and the bottom for docking block is connected to the bottom of coping plate.Block is docked by setting so that 13 energy of rotating sheet
It is enough to be abutted with the predetermined place of coping plate, ensure the rollover effect of rotating sheet 13.
Along the radial direction of sheet body from outside to inside, sheet body is arranged towards lower recess, in this way, in the diameter phase of rotating sheet 13
With in the case of so that the area increase of rotating sheet 13 so that rotating sheet 13 is more sensitive to the variation of cell internal pressure, carries
The sensitivity of high tumble piece 13.
In the present embodiment, sheet body is in wavy arrangement, can increase contact area so that the reversal pressure increase of sheet body.
In the present embodiment, formed on base board 11 there are two convex surface 12 separately, the two convex surfaces 12 both pass through head cover
Piece is extended to outside battery, is passed through and is set two convex surfaces 12 so that conducting block be connected with coping plate it is more secured, and so that conducting block
There is anti-torsion；Rotating sheet 13 is arranged between two convex surfaces 12, so that the overturning above rotating sheet 13 is empty
Between better tightness, be conducive to be held turned over the sensitivity of piece 13.
In the present embodiment, the top on convex surface 12 is in step-like, formation level-one step surface 14 and step top surface 15.Work as conducting block
After being placed in a predetermined position, the insulating trip at the top of coping plate is pressed on level-one step surface 14, and level-one step surface 14 is to insulation
Piece plays the role of support and positioning；Step top surface 15 extends to outside batteries through insulating trip, when battery needs to set to outside
During available electricity, the power cord of equipment is connected on step top surface 15, realizes battery supplying power for outside.
Specifically, the top on convex surface 12 has the riveted structure with riveting sheet riveting.After conducting block is placed in a predetermined position,
Riveted structure on step top surface 15 is riveted with riveting and riveting sheet so that conducting block is fixedly connected with coping plate.
In the present embodiment, base board 11 is integrally formed with rotating sheet 13.So so that rotating sheet 13 and base board 11 it
Between be seamlessly connected so that rotating sheet 13 is sensitiveer, and can substantially increase overturning to avoid deviation caused by during human weld
The performance of piece 13.
Alternatively, as other embodiment, through hole of the base board about 11 is provided through in base board 11, rotating sheet 13
It is tightly connected between outer peripheral sidewall and the madial wall of through hole.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. the conductive block structure with rotating sheet, which is characterized in that including base board and the overturning being arranged on the base board
Piece is provided with protrusion upward at the top of the base board and through the convex surface of coping plate；Rotating sheet is formed in the base board,
The top of the rotating sheet has the overturning space for rotating sheet overturning, and the bottom of the rotating sheet is prominent downward to be arranged.
2. the conductive block structure of rotating sheet is carried as described in claim 1, which is characterized in that the base board is plate-like, and
The top of the base board is plane.
3. the conductive block structure of rotating sheet is carried as described in claim 1, which is characterized in that the rotating sheet includes rounded
Sheet body and be arranged on the docking block at the sheet body center.
4. the conductive block structure of rotating sheet is carried as claimed in claim 3, which is characterized in that along the sheet body from outside to inside
Radial direction, the sheet body are arranged towards lower recess.
5. the conductive block structure of rotating sheet is carried as claimed in claim 3, which is characterized in that the sheet body is in turn up volt more,
Increase forced area, power structure is pushed in increase open.
6. such as the conductive block structure described in any one of claim 1 to 5 with rotating sheet, which is characterized in that the base board
The convex surface that there are two upper formation separately, the rotating sheet are arranged between two convex surfaces.
7. such as the conductive block structure described in any one of claim 1 to 5 with rotating sheet, which is characterized in that the convex surface
Top is in step-like, the top formation step top surface on the convex surface, the periphery formation level-one step surface of the step top surface.
8. the conductive block structure of rotating sheet is carried as claimed in claim 7, which is characterized in that the step-shaped top face has and riveting
The riveted structure of contact pin riveting.
9. such as the conductive block structure described in any one of claim 1 to 5 with rotating sheet, which is characterized in that the base board
It is integrally formed with the rotating sheet.
10. such as the conductive block structure described in any one of claim 1 to 5 with rotating sheet, which is characterized in that the base board
In be provided through through hole above and below the base board, it is close between the outer peripheral sidewall of the rotating sheet and the madial wall of the through hole
Envelope connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721548591.1U CN207459046U (en) | 2017-11-17 | 2017-11-17 | Conductive block structure with rotating sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721548591.1U CN207459046U (en) | 2017-11-17 | 2017-11-17 | Conductive block structure with rotating sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459046U true CN207459046U (en) | 2018-06-05 |
Family
ID=62280394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721548591.1U Expired - Fee Related CN207459046U (en) | 2017-11-17 | 2017-11-17 | Conductive block structure with rotating sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207459046U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946526A (en) * | 2017-11-17 | 2018-04-20 | 深圳市瑞德丰精密制造有限公司 | Conductive block structure with rotating sheet |
| CN110649206A (en) * | 2019-09-29 | 2020-01-03 | 惠州亿纬锂能股份有限公司 | Explosion-proof valve component, top cover and battery |
-
2017
- 2017-11-17 CN CN201721548591.1U patent/CN207459046U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946526A (en) * | 2017-11-17 | 2018-04-20 | 深圳市瑞德丰精密制造有限公司 | Conductive block structure with rotating sheet |
| CN110649206A (en) * | 2019-09-29 | 2020-01-03 | 惠州亿纬锂能股份有限公司 | Explosion-proof valve component, top cover and battery |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20191117 |