CN213845375U - Cap for high-capacity nickel-metal hydride battery - Google Patents
Cap for high-capacity nickel-metal hydride battery Download PDFInfo
- Publication number
- CN213845375U CN213845375U CN202022963973.9U CN202022963973U CN213845375U CN 213845375 U CN213845375 U CN 213845375U CN 202022963973 U CN202022963973 U CN 202022963973U CN 213845375 U CN213845375 U CN 213845375U
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- Prior art keywords
- cap
- bottom plate
- nickel
- fixed block
- metal hydride
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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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- Gas Exhaust Devices For Batteries (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a high capacity is cap for nickel-hydrogen battery, including the block bottom plate, the bottom intermediate position of block bottom plate is provided with the location arch, protruding bottom center department in location has seted up ventilative groove, the position that the top of block bottom plate is close to the edge is provided with spacing limit frame, the fixed block of edge inside roll embedding fixedly connected with of spacing limit frame, the bottom side of fixed block is connected with explosion-proof ball with the top side embedding jointly of fixed block, and explosion-proof ball is located the bottom side intermediate position of fixed block. The utility model discloses in, make the top that is located the fixed block of block bottom plate top side through the downward blank pressing of the top side edge of putting up spacing limit, then inwards press the book with the top side edge of spacing limit to further consolidate fixed block in block bottom plate top side, consolidate through the bilayer and be favorable to avoiding fixed block to appear the condition that drops because of the inside pressure release of high capacity nickel-hydrogen battery.
Description
Technical Field
The utility model relates to a high capacity nickel-hydrogen battery accessory technical field especially relates to a block for high capacity nickel-hydrogen battery.
Background
The nickel-metal hydride battery is a storage battery with good performance, and is divided into a high-voltage nickel-metal hydride battery and a low-voltage nickel-metal hydride battery, wherein the positive active substance of the nickel-metal hydride battery is Ni (OH)2 (called NiO electrode), the negative active substance of the nickel-metal hydride battery is metal hydride and also called hydrogen storage alloy (called hydrogen storage electrode), the electrolyte is 6mol/L potassium hydroxide solution, and the nickel-metal hydride battery is more and more noticed by people as an important direction of hydrogen energy application;
at present, the existing high-capacity nickel-metal hydride battery is subjected to pressure relief under the condition of overlarge internal pressure or outwards, the edge of the cap of the existing high-capacity nickel-metal hydride battery is embedded by a single layer, the cap is difficult to be supported and not fall off under the condition of overlarge internal pressure by the fixing mode, and in addition, the existing high-capacity nickel-metal hydride battery is difficult to clamp due to the fact that the cap is arranged in a cylindrical mode during recovery, so that difficulty is brought to the disassembly and recovery work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a cap for a high-capacity nickel-hydrogen battery.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high capacity is cap for nickel-hydrogen battery, includes the block bottom plate, the bottom intermediate position of block bottom plate is provided with the location arch, the bellied bottom center department in location has seted up ventilative groove, the position that the top of block bottom plate is close to the edge is provided with spacing limit frame, the fixed block of edge intussuseption embedding fixedly connected with of spacing limit frame, the bottom side of fixed block is connected with explosion-proof ball with the top side embedding of fixed block jointly, and explosion-proof ball is located the bottom side intermediate position of fixed block, a plurality of exhaust holes are evenly seted up to the edge that the bottom of fixed block is close to spacing limit frame.
As a further description of the above technical solution:
the top ends of the ventilation groove and the cap bottom plate are mutually penetrated.
As a further description of the above technical solution:
the outer side wall of the limiting side frame is arranged in a hexagonal prism shape.
As a further description of the above technical solution:
the cap bottom plate and the fixed cap are made of nickel-plated steel plates.
As a further description of the above technical solution:
the fixed cover cap is formed by punching integrally.
As a further description of the above technical solution:
and a ventilating cavity is formed between the bottom side of the cap bottom plate and the top side of the fixed cap.
The utility model discloses following beneficial effect has:
1. this block for high capacity nickel-hydrogen battery, the top that makes the fixed block that is located the block bottom plate top side through the downward blank pressing of the top side edge with spacing limit frame is spacing, and the top side edge with spacing limit frame inwards presses the book after that to further consolidate fixed block in block bottom plate top side, consolidate through the bilayer and be favorable to avoiding fixed block to appear the condition that drops because of the inside pressure release of high capacity nickel-hydrogen battery.
2. This block for high capacity nickel-hydrogen battery is because the lateral wall of spacing limit frame is the setting of hexagonal prism to be convenient for make clamping tool more easily centre gripping block bottom plate and fixed block when dismantling the battery, be favorable to promoting dismantlement efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the present invention.
Illustration of the drawings: 1. a cap base plate; 2. positioning the projection; 3. a ventilation groove; 4. a limiting side frame; 5. a gas permeable cavity; 6. fixing the cap; 7. an exhaust hole; 8. an explosion-proof ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the present invention provides an embodiment: the utility model provides a block for high capacity nickel-hydrogen battery, including block bottom plate 1, the bottom intermediate position of block bottom plate 1 is provided with the location arch 2, the bottom center department of the protruding 2 in location has seted up ventilative groove 3, the position that the top of block bottom plate 1 is close to the edge is provided with spacing limit frame 4, the fixed block 6 of edge fixedly connected with of the interior volume embedding of edge of spacing limit frame 4, the bottom side of fixed block 6 is connected with explosion-proof ball 8 with the common embedding of the top side of fixed block 6, and explosion-proof ball 8 is located the bottom side intermediate position of fixed block 6, a plurality of exhaust holes 7 are evenly seted up near the edge of spacing limit frame 4 to the bottom of fixed block 6.
The top end of the ventilating groove 3 and the top end of the cap bottom plate 1 are mutually penetrated, so that the pressure relief gas in the battery can be conveniently led into the ventilating cavity 5 from the ventilating groove 3 and can be discharged through each exhaust hole 7 on the top side of the ventilating cavity 5.
The outer side wall of the limiting side frame 4 is arranged in a hexagonal prism mode, so that a clamping tool can clamp the cap bottom plate 1 and the fixing cap 6 easily when the battery is detached.
The material of the cap bottom plate 1 and the material of the fixing cap 6 are nickel-plated steel plates, and a nickel-plated steel shell is used so as to place the battery shell to prevent rusting.
The fixed cap 6 is formed by integral punching, and the punching processing efficiency is higher.
A ventilating cavity 5 is formed between the bottom side of the cap bottom plate 1 and the top side of the fixed cap 6, so that the pressure relief gas in the battery can be conveniently led into the ventilating cavity 5 from the ventilating groove 3 and can be discharged through each exhaust hole 7 on the top side of the ventilating cavity 5.
The working principle is as follows: when a high-capacity nickel-metal hydride battery cap is used, the upper part of a fixed cap 6 positioned at the top side of a cap bottom plate 1 is limited by pressing the edge of the top side of a limiting frame 4 downwards, the top edge of the retaining ledge 4 is then crimped inward, further reinforcing the securing cap 6 on the top side of the cap base plate 1, the double-layer reinforcement is beneficial to avoiding the falling-off of the fixing cap 6 caused by the internal pressure relief of the high-capacity nickel-hydrogen battery, so that the pressure-released gas inside the battery is stably introduced into the vent chamber 5 from the vent groove 3 and is discharged through the respective vent holes 7 at the top side of the vent chamber 5, and in addition, because the lateral wall of spacing frame 4 is the setting of hexagonal prism to be convenient for make clamping tool more easily centre gripping block bottom plate 1 and fixed block 6 when dismantling the battery, be favorable to promoting dismantlement efficiency, have certain practicality.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (6)
1. The utility model provides a high capacity is cap for nickel-hydrogen battery, includes cap bottom plate (1), its characterized in that: the bottom middle position of the cap bottom plate (1) is provided with a positioning protrusion (2), the bottom center of the positioning protrusion (2) is provided with a ventilation groove (3), the position, close to the edge, of the top end of the cap bottom plate (1) is provided with a limit edge frame (4), the edge of the limit edge frame (4) is internally rolled into a fixedly connected fixed cap (6), the bottom side of the fixed cap (6) and the top side of the fixed cap (6) are jointly embedded into and connected with an explosion-proof ball (8), the explosion-proof ball (8) is located at the bottom middle position of the fixed cap (6), and the edge, close to the limit edge frame (4), of the bottom end of the fixed cap (6) is evenly provided with a plurality of exhaust holes (7).
2. A cap for a high-capacity nickel-metal hydride battery as claimed in claim 1, characterized in that: the top ends of the ventilation groove (3) and the cap bottom plate (1) are mutually penetrated.
3. A cap for a high-capacity nickel-metal hydride battery as claimed in claim 1, characterized in that: the outer side wall of the limiting side frame (4) is arranged in a hexagonal prism shape.
4. A cap for a high-capacity nickel-metal hydride battery as claimed in claim 1, characterized in that: the cap bottom plate (1) and the fixed cap (6) are made of nickel-plated steel plates.
5. A cap for a high-capacity nickel-metal hydride battery as claimed in claim 1, characterized in that: the fixed cap (6) is formed by punching integrally.
6. A cap for a high-capacity nickel-metal hydride battery as claimed in claim 1, characterized in that: and a ventilating cavity (5) is formed between the bottom side of the cap bottom plate (1) and the top side of the fixed cap (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963973.9U CN213845375U (en) | 2020-12-12 | 2020-12-12 | Cap for high-capacity nickel-metal hydride battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963973.9U CN213845375U (en) | 2020-12-12 | 2020-12-12 | Cap for high-capacity nickel-metal hydride battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213845375U true CN213845375U (en) | 2021-07-30 |
Family
ID=76997759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022963973.9U Active CN213845375U (en) | 2020-12-12 | 2020-12-12 | Cap for high-capacity nickel-metal hydride battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213845375U (en) |
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2020
- 2020-12-12 CN CN202022963973.9U patent/CN213845375U/en active Active
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