CN208955032U - A kind of battery cover plate structure - Google Patents
A kind of battery cover plate structure Download PDFInfo
- Publication number
- CN208955032U CN208955032U CN201821692552.3U CN201821692552U CN208955032U CN 208955032 U CN208955032 U CN 208955032U CN 201821692552 U CN201821692552 U CN 201821692552U CN 208955032 U CN208955032 U CN 208955032U
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- CN
- China
- Prior art keywords
- hole
- support chip
- positive
- negative terminal
- cathode
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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
Abstract
The utility model discloses a kind of battery cover plate structure, including positive electrode, cathode component, light cover board and spacer ring, the positive electrode and cathode component are connected to above light cover board, and the spacer ring is set to below light cover board；The cathode component includes negative terminal, support chip and insulation moulding, the support chip covers at negative terminal lower half, the negative terminal and support chip are provided with several etched holes, and the insulation moulding is coated on support chip and negative terminal, and fills and connect with etched hole.Positive electrode and cathode component are set to above light cover board by a kind of battery cover board described in the utility model, improve battery space utilization rate.
Description
Technical field
The utility model relates to a kind of battery component more particularly to a kind of battery cover plate structures.
Background technique
Important composition component of the battery cover board as power battery, determines the leakproofness and insulation performance of power battery.
The portion of positive terminal and negative terminal in existing battery cover board is set to light cover board lower part, and top is needed across light cover board, by
It is generally thicker in the thickness of light cover board, therefore need for positive terminal and negative terminal to be made high, it does so and just needs to do on battery
It is larger, so that battery space utilization rate is not high.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of battery cover plate structure,
To reduce the overall height of positive and negative terminals, to improve battery space utilization rate.
Technical solution: to achieve the above object, a kind of battery cover plate structure of the utility model, including cathode component, institute
Stating cathode component includes that insulation moulding, negative terminal and support chip, the support chip cover at negative terminal lower half, the cathode
The column upper half passes through support chip, and the support chip and negative terminal are provided with several etched holes, and the insulation moulding is coated on branch
Blade and negative terminal, and connected with several etched hole fillings.
It further, further include positive electrode, the positive electrode includes insulation moulding, positive terminal and support chip, institute
It states support chip and covers at positive terminal lower half, the positive terminal upper half passes through support chip, if the positive terminal is provided with dry etching
Borrosion hole, the insulation moulding is coated on support chip and positive terminal, and connects with several etched hole fillings.
Further, the negative terminal and positive terminal bottom surface are provided with a circle boss, and the insulation moulding covers at convex
Above platform.
Further, the etched hole is distributed in surfaces externally and internally, negative terminal/positive terminal side and the bottom surface of support chip
Marginal portion, the insulation moulding are coated on surfaces externally and internally, negative terminal/positive terminal side and the bottom surface of support chip, and
It is connected with the filling of filling hole.
Further, the negative terminal top is aluminum substrate, and lower part is copper base, above and below the aluminum substrate and copper base
Connection.
It further, further include light cover board and spacer ring, the two sides above the smooth cover board are provided with positive hole and cathode hole,
The positive electrode and cathode component are connected to above positive hole and cathode hole, and the spacer ring is connected to below light cover board.
Further, the bottom of the support chip is provided with a circle flange, and the flange is connect with light cover board, the anode
Several etched holes are provided with around hole and cathode hole, the insulation moulding is connected to the top in positive hole or cathode hole, and
It fills and connects with the etched hole.
Further, above and below pole hole there are two the spacer ring settings, two pole holes and the positive hole and cathode hole
Relatively, around the pole hole one, circle is provided with the first skirt, and the positive hole or cathode hole are provided with second skirt of circle,
First skirt passes through positive hole or cathode hole, first skirt are compressed to positive terminal/negative terminal lower surface.
The beneficial effects of the utility model are as described below: a kind of battery cover plate structure described in the utility model, it is described just
Pole and negative terminal move to the top of light cover board, can reduce the overall height of positive and negative terminals, to improve battery space utilization
Rate, the material materials of less positive and negative terminals reduce cost, mitigate weight；Insulation moulding in positive electrode and cathode component
It is connect with the etched hole on light cover board, forms reliable sealing, eliminated sealing ring material, reduce cost, make assembly more
Add simple.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model；
Attached drawing 2 is the Structure explosion diagram of the utility model；
Attached drawing 3 is the structural schematic diagram of the light cover board of the utility model；
Attached drawing 4 is the structural schematic diagram of spacer ring described in the utility model；
Attached drawing 5 is the top view of cathode component described in the utility model；
Attached drawing 6 is the cross-sectional view of A-A in attached drawing 5；
Attached drawing 7 is the cross-sectional view of positive electrode described in the utility model；
Attached drawing 8 is the explosive view of cathode component described in the utility model；
Attached drawing 9 is the structural schematic diagram of support chip described in the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
A kind of battery cover plate structure as described in attached drawing 1 to 9, including positive electrode 1, cathode component 4, light cover board 6 and every
Circle 7, the smooth cover board 6 is provided with positive hole 602 and cathode hole 601, and the positive electrode 1 and cathode component 4 are set to anode
601 top of hole 602 and cathode hole, the spacer ring 7 are set to the lower section of light cover board 6.
The cathode component 1 includes that insulation moulding 2, negative terminal 101 and support chip 3, the lower section of the negative terminal 101 are set
It is equipped with a boss 5, the support chip 3 covers at the top of boss 5, and does not contact with negative terminal 101, on the negative terminal 101
Half portion penetrates support chip 3, and the insulation moulding 2 is formed by injection molding, 3 surfaces externally and internally of support chip and 101 side of negative terminal
Face and bottom edge part are provided with several etched holes, these etched holes are handled by NMT technique progress T in the present embodiment
Arrive, the insulation moulding 2 is coated on 3 surfaces externally and internally of support chip and 101 side of negative terminal and bottom surface, and with it is several described
Etched hole filling connection, i.e., the position and negative terminal 101 and insulation moulding that all support chips 3 are contacted with insulation moulding 2
The position of contact passes through this etched hole and connects, these etched holes can guarantee insulate moulding 2 and negative terminal 101 and branch
Blade 3 closely connects.
Likewise, the positive electrode 4 includes insulation moulding 2, negative terminal 401 and support chip 3, the negative terminal 401
Lower section be provided with a boss 5, the support chip 3 covers at the top of boss 5, and does not contact with positive terminal 401, the anode
401 upper half of column penetrates support chip 3,3 surfaces externally and internally of support chip and 401 side of positive terminal and the setting of bottom edge part
There are several etched holes, the insulation moulding 2 is coated on 3 surfaces externally and internally of support chip and 401 side of positive terminal and bottom surface, and with
Several etched holes filling connections, i.e., position that all support chips 3 contacts with insulation moulding 2 and positive terminal 401 with it is exhausted
The position that edge moulding 2 contacts passes through this etched hole and connects, these etched holes can guarantee insulate moulding 2 and positive terminal
401 and support chip 3 closely connect.
3 bottom of support chip is provided with a circle flange 301, and the positive electrode 4 and cathode component 1 pass through flange 301
It is welded with light cover board 6, several etched holes is provided with around the anode hole 602 and cathode hole 601, in the positive electrode 4
Insulation moulding 2 and the filling of these etched holes in insulation moulding 2 and cathode component 1 connect, and make positive electrode 4 and cathode group
Sealing is formed between part 1 and light cover board 6, to eliminate sealing ring, is simplified assembly, is reduced costs.
There are two pole hole 701, two pole holes 701 and the positive hole 602 and cathode holes 601 for the setting of spacer ring 7
Opposite up and down, around the pole hole 701 1, circle is provided with the first skirt 702, sets around the positive hole 602 or cathode hole 601
It is equipped with second skirt of circle 603, first skirt 702 passes through positive hole 602 and cathode hole 601, is compressed to positive terminal 401/
The lower surface of negative terminal 101 separates light cover board 6 with positive terminal 401 and the isolation of negative terminal 101 respectively.On the smooth cover board 6 also
It is provided with explosion rupture disk 8.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of battery cover plate structure, it is characterised in that: including cathode component (1), the cathode component (1) includes insulation injection molding
Part (2), negative terminal (101) and support chip (3), the support chip (3) cover at negative terminal (101) lower half, the negative terminal
(101) upper half passes through support chip (3), and the support chip (3) and negative terminal (101) are provided with several etched holes, the insulation
Moulding (2) is coated on support chip (3) and negative terminal (101), and connects with several etched hole fillings.
2. a kind of battery cover plate structure according to claim 1, it is characterised in that: further include positive electrode (4), it is described just
Pole component (4) includes that insulation moulding (2), positive terminal (401) and support chip (3), the support chip (3) cover at positive terminal
(401) lower half, positive terminal (401) upper half pass through support chip (3), and the positive terminal (401) is if be provided with dry etching
Hole, the insulation moulding (2) is coated on support chip (3) and positive terminal (401), and connects with several etched hole fillings.
3. a kind of battery cover plate structure according to claim 2, it is characterised in that: the negative terminal (101) and positive terminal
(401) bottom surface is provided with a circle boss (5), and the insulation moulding (2) is set to above boss (5).
4. a kind of battery cover plate structure according to claim 1 or 2, it is characterised in that: the etched hole is distributed in support
The surfaces externally and internally of piece (3), negative terminal (101)/positive terminal (401) side and bottom edge part, the insulation moulding
(2) surfaces externally and internally, negative terminal (101)/positive terminal (401) side and bottom surface of support chip (3), and and etched hole are coated on
Filling connection.
5. a kind of battery cover plate structure according to claim 1, it is characterised in that: negative terminal (101) top is aluminium
Substrate (102), lower part are copper base (103), and the aluminum substrate (102) and copper base (103) are vertically connected with.
6. a kind of battery cover plate structure according to claim 2, it is characterised in that: further include light cover board (6) and spacer ring
(7), the two sides above the smooth cover board (6) are provided with positive hole (602) and cathode hole (601), the positive electrode (4) and negative
Pole component (1) is connected to above positive hole (602) and cathode hole (601), and the spacer ring (7) is connected to below light cover board (6).
7. a kind of battery cover plate structure according to claim 6, it is characterised in that: the bottom of the support chip (3) is arranged
There is a circle flange (301), the flange (301) connect with light cover board (6), the week of anode hole (602) and cathode hole (601)
It encloses and is provided with several etched holes, insulation moulding (2) is connected to the top in positive hole (602) or cathode hole (601), and with
The etched hole filling connection.
8. a kind of battery cover plate structure according to claim 6, it is characterised in that: there are two poles for spacer ring (7) setting
Hole (701), two pole holes (701) and the positive hole (602) and cathode hole (601) are opposite up and down, surround the pole hole
(701) one circles are provided with the first skirt (702), and the positive hole (602) or cathode hole (601) is provided with second skirt of circle
Side (603), first skirt (702) pass through positive hole (602) and cathode hole (601), and first skirt (702) is compressed to
Negative terminal (101)/positive terminal (401) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692552.3U CN208955032U (en) | 2018-10-18 | 2018-10-18 | A kind of battery cover plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692552.3U CN208955032U (en) | 2018-10-18 | 2018-10-18 | A kind of battery cover plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208955032U true CN208955032U (en) | 2019-06-07 |
Family
ID=66741976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821692552.3U Active CN208955032U (en) | 2018-10-18 | 2018-10-18 | A kind of battery cover plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208955032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021134895A1 (en) * | 2019-12-31 | 2021-07-08 | 深圳市科达利实业股份有限公司 | Power battery cover plate and manufacturing method therefor |
-
2018
- 2018-10-18 CN CN201821692552.3U patent/CN208955032U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021134895A1 (en) * | 2019-12-31 | 2021-07-08 | 深圳市科达利实业股份有限公司 | Power battery cover plate and manufacturing method therefor |
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