CN216671735U - High-performance graphene nickel-metal hydride battery structure - Google Patents

High-performance graphene nickel-metal hydride battery structure Download PDF

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Publication number
CN216671735U
CN216671735U CN202123359365.8U CN202123359365U CN216671735U CN 216671735 U CN216671735 U CN 216671735U CN 202123359365 U CN202123359365 U CN 202123359365U CN 216671735 U CN216671735 U CN 216671735U
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battery
shell
graphene
nickel
cover
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CN202123359365.8U
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陈文明
陈端典
陈彩霞
陈晓东
吕国进
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Quanzhou Jintion Electronics Co ltd
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Quanzhou Jintion Electronics Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The utility model provides a high-performance graphene nickel-hydrogen battery structure which comprises an outer shell, wherein a lower clamping seat is arranged at the bottom in the outer shell, a shell cover is arranged at the top of the outer shell, an upper clamping seat is arranged at the bottom of the shell cover, the graphene nickel-hydrogen battery is fixed between the lower clamping seat and the upper clamping seat, the graphene nickel-hydrogen battery comprises a battery shell, a battery cell and electrolyte, the battery shell is internally provided with a positive plate, a diaphragm and a negative plate, the battery cell comprises a positive electrode plate, a diaphragm and electrolyte, the inner side of the negative plate is provided with a graphene conducting layer, the negative plate is connected with a negative current collector, the negative current collector is connected with a negative pole column, the positive plate is connected with a positive current collector, the positive current collector is connected with the positive pole column, a battery sealing cover is arranged outside the positive current collector, a plurality of exhaust holes are arranged on the shell cover in a ring mode, and a graphene heat dissipation layer is arranged on the inner wall of the outer shell in a ring mode. According to the utility model, the graphene conducting layer is additionally arranged on the negative plate, so that the hydrogen storage capacity and the high-rate discharge performance of the battery can be improved, and the graphene heat dissipation layer on the inner wall of the outer shell has a better heat dissipation effect on the battery.

Description

High-performance graphene nickel-metal hydride battery structure
Technical Field
The utility model relates to the technical field of batteries, in particular to a high-performance graphene nickel-metal hydride battery structure.
Background
The nickel-metal hydride battery is a storage battery with good performance. Nickel-metal hydride batteries are classified into high-voltage nickel-metal hydride batteries and low-voltage nickel-metal hydride batteries. The positive active material of the nickel-metal hydride battery is nickel hydroxide, the negative active material is metal hydride, also called hydrogen storage alloy, and the electrolyte is potassium hydroxide solution. When the nickel-hydrogen battery is used, the battery is easy to overheat due to discharging and external environment, so that the performance of the battery is reduced, and fire and expansion and explosion of the battery can be caused seriously. The graphene is a two-dimensional material with excellent electric conduction and heat conduction performance, and due to the unique performance of the graphene, the application of the graphene to the nickel-metal hydride battery can greatly help to improve the performance of the nickel-metal hydride battery.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model aims to provide a high-performance graphene nickel-metal hydride battery structure to overcome the defects in the prior art.
In order to achieve the above purpose, the present invention provides a high-performance graphene nickel-hydrogen battery structure, which comprises an outer casing, wherein an accommodating cavity is arranged in the outer casing, a lower clamping seat with an L-shaped cross section is arranged at the bottom of the accommodating cavity, a graphene nickel-hydrogen battery is clamped in the lower clamping seat, the graphene nickel-hydrogen battery comprises a battery casing, a negative current collecting plate is arranged at the bottom of the battery casing, a negative pole post is integrally connected to the negative current collecting plate, the negative pole post penetrates through the battery casing and the outer casing and is exposed out of the outer casing, an electric core consisting of a positive pole plate, a diaphragm and a negative pole plate and an electrolyte are arranged inside the battery casing, a graphene conductive layer is arranged inside the negative pole plate, a positive pole plate is arranged at the top of the battery casing, the positive current collecting plate is integrally connected to the positive pole post, a battery sealing cover is arranged outside the positive current collecting plate, the negative pole plate is connected to the negative pole plate, and the positive pole plate is connected to the positive current collecting plate, the top of shell body is provided with the cap, and the cap bottom is provided with the last cassette that the cross-section is L shape, goes up the cassette card and establishes on graphite alkene nickel-hydrogen battery, and the positive post wears to locate battery closing cap and shell body and exposes in the shell body, and the cap is fitted with a contraceptive ring and is equipped with a plurality of exhaust holes, and the inner wall of shell body is fitted with a contraceptive ring and is equipped with graphite alkene heat dissipation layer.
Through the technical scheme, graphite alkene nickel-hydrogen battery increases graphite alkene conducting layer on the negative pole piece, because the good electric conductive property of graphite alkene conducting layer, can improve the hydrogen storage capacity and the high rate discharge performance of battery, and graphite alkene nickel-hydrogen battery is fixed under and between the cassette, graphite alkene nickel-hydrogen battery and shell body between have the space, like this at graphite alkene nickel-hydrogen battery radiating process, the graphite alkene heat dissipation layer of shells inner wall can effectively distribute away on conducting the shell body the heat, make the radiating effect better, and under the condition of graphite alkene nickel-hydrogen battery gas leakage, the pressure in the shell body can be adjusted in the exhaust hole, under the protection of shell body, prevent that the battery from taking place to warp or the weeping damage under the exogenic excessive action.
As a further description of the structure of the high-performance graphene nickel-metal hydride battery, preferably, a plurality of elastic support blocks are annularly arranged on the inner wall of the outer shell at equal intervals, and the elastic support blocks are in contact with the graphene nickel-metal hydride battery.
Through above-mentioned technical scheme, set up the supporting shoe and play the supporting role to graphite alkene nickel-hydrogen battery to its elasticity can adapt to the condition that graphite alkene nickel-hydrogen battery warp, reduces the danger of battery.
As a further description of the structure of the high-performance graphene nickel-metal hydride battery, preferably, a plurality of moisture-proof strips are annularly arranged on the graphene heat dissipation layer.
Through above-mentioned technical scheme, set up dampproofing strip and can avoid the battery to wet, increase the life of battery.
As a further description of the structure of the high-performance graphene nickel-metal hydride battery of the present invention, preferably, the battery cover has an L-shaped cross section, the battery cover separates the positive electrode post from the case cover, and the battery cover is an epoxy insulating plate.
As a further description of the structure of the high-performance graphene nickel-metal hydride battery, an epoxy insulating plate is preferably disposed between the negative electrode pillar and the outer case.
As a further description of the structure of the high-performance graphene nickel-metal hydride battery, preferably, the case cover is connected to the outer case by screws.
The utility model has the following beneficial effects: according to the graphene nickel-metal hydride battery, the graphene conductive layer is additionally arranged on the negative plate, due to the good conductive performance of the graphene conductive layer, the hydrogen storage capacity and the high-rate discharge performance of the battery can be improved, the graphene nickel-metal hydride battery is fixed between the lower clamping seat and the upper clamping seat, and a gap is formed between the graphene nickel-metal hydride battery and the outer shell, so that in the heat dissipation process of the graphene nickel-metal hydride battery, the graphene heat dissipation layer on the inner wall of the outer shell can effectively conduct heat to the outer shell to dissipate the heat, the heat dissipation effect is better, in the case of air leakage of the graphene nickel-metal hydride battery, the pressure in the outer shell can be adjusted through the air exhaust hole, and under the protection of the outer shell, the battery is prevented from being deformed or damaged by liquid leakage under the excessive action of external force.
Drawings
Fig. 1 is a schematic structural diagram of a high-performance graphene nickel-metal hydride battery structure according to the present invention.
Detailed Description
In order to further understand the structure, characteristics and other objects of the present invention, the following detailed description is made with reference to the accompanying preferred embodiments, which are provided for illustrative purposes only and are not intended to limit the present invention.
As shown in fig. 1, a high-performance graphene nickel-hydrogen battery structure includes an outer casing 1, an accommodating cavity is provided in the outer casing 1, a lower clamping seat 2 with an L-shaped cross section is provided at the bottom of the accommodating cavity, a graphene nickel-hydrogen battery 3 is clamped in the lower clamping seat 2, the graphene nickel-hydrogen battery 3 includes a battery casing 31, a negative current collecting plate 32 is provided at the bottom of the battery casing 31, a negative pole column 33 is integrally connected to the negative current collecting plate 32, the negative pole column 33 is inserted into the battery casing 31 and the outer casing 1 and exposed out of the outer casing 1, an electric core and an electrolyte composed of a positive pole plate 34, a diaphragm 35 and a negative pole plate 36 are provided inside the battery casing 31, a graphene conductive layer 37 is provided inside the negative pole plate 36, a positive current collecting plate 38 is provided at the top of the battery casing 31, a positive pole 39 is integrally connected to the positive pole plate 38, a battery sealing cover 310 is provided outside the positive current collecting plate 38, negative pole piece 36 is connected with negative pole current collector 32, positive pole piece 34 is connected with positive current collector 38, the top of shell body 1 is provided with cap 4, cap 4 bottom is provided with the last cassette 5 that the cross-section is the L shape, it establishes on graphite alkene nickel-hydrogen battery 3 to go up cassette 5 card, positive post 39 wears to locate battery closing cap 310 and shell body 1 and exposes in shell body 1, the cap 4 is fitted with a plurality of exhaust holes 6, the inner wall of shell body 1 is fitted with a contraceptive ring and is equipped with graphite alkene heat dissipation layer 7.
Graphene nickel-hydrogen battery increases the graphite alkene conducting layer on the negative pole piece, because the good electric conductive property of graphite alkene conducting layer, can improve the hydrogen storage capacity and the high rate discharge performance of battery, and graphite alkene nickel-hydrogen battery is fixed under and between cassette, have the space between graphite alkene nickel-hydrogen battery and the shell body, like this at graphite alkene nickel-hydrogen battery radiating process, the graphite alkene heat dissipation layer of shells inner wall can distribute away on can effectively transmitting the shell body with the heat, make the radiating effect better, and under the condition of graphite alkene nickel-hydrogen battery gas leakage, the pressure in the shell body can be adjusted in the exhaust hole, under the protection of shell body, prevent that the battery from taking place to warp or the weeping damage under external force excessive action.
As shown in fig. 1, a plurality of elastic support blocks 8 are annularly arranged on the inner wall of the outer shell 1 at equal intervals, and the elastic support blocks 8 are in contact with the graphene nickel-metal hydride battery 3. The elastic supporting block is arranged to support the graphene nickel-metal hydride battery, the elasticity of the elastic supporting block can adapt to the deformation of the graphene nickel-metal hydride battery, and the danger of the battery is reduced.
As shown in fig. 1, a plurality of moisture-proof strips 9 are annularly arranged on the graphene heat dissipation layer 7. The moisture-proof strip is arranged to prevent the battery from being affected with moisture, and the service life of the battery is prolonged.
As shown in fig. 1, the battery cover 310 has an L-shaped cross section, the positive post 39 is separated from the case cover 4 by the battery cover 310, and the battery cover 310 is an epoxy insulating plate. And the epoxy resin insulating plate is adopted to perform insulating treatment on the positive pole and the shell cover, so that the use safety of the battery is improved.
As shown in fig. 1, an epoxy insulating plate is provided between negative electrode tab 33 and case 1. And the epoxy resin insulating plate is adopted to perform insulating treatment on the cathode post and the outer shell, so that the use safety of the battery is improved.
As shown in fig. 1, the housing cover 4 is screwed to the outer housing 1. The shell cover is connected on the shell body through screws to encapsulate the graphene nickel-metal hydride battery, the graphene nickel-metal hydride battery is convenient to install and take out, and the shell body and the shell cover can be recycled, so that the resource waste is reduced.
It should be noted that the above-mentioned embodiments and embodiments are intended to demonstrate the practical application of the technical solution provided by the present invention, and should not be construed as limiting the scope of the present invention. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the utility model. The scope of the utility model is to be determined by the appended claims.

Claims (6)

1. A high-performance graphene nickel-hydrogen battery structure is characterized by comprising an outer shell (1), wherein an accommodating cavity is arranged in the outer shell (1), a lower clamping seat (2) with an L-shaped cross section is arranged at the bottom of the accommodating cavity, a graphene nickel-hydrogen battery (3) is clamped in the lower clamping seat (2), the graphene nickel-hydrogen battery (3) comprises a battery shell (31), a negative current collecting plate (32) is arranged at the bottom of the battery shell (31), a negative pole column (33) is integrally connected onto the negative current collecting plate (32), the negative pole column (33) penetrates through the battery shell (31) and the outer shell (1) and is exposed out of the outer shell (1), an electric core and electrolyte are arranged inside the battery shell (31) and are composed of a positive plate (34), a diaphragm (35) and a negative plate (36), a graphene conductive layer (37) is arranged on the inner side of the negative plate (36), and a positive plate (38) is arranged at the top of the battery shell (31), an integrally connected positive pole (39) is arranged on the positive current collecting piece (38), a battery sealing cover (310) is arranged on the outer cover of the positive current collecting piece (38), a negative pole piece (36) is connected with the negative current collecting piece (32), a positive pole piece (34) is connected with the positive current collecting piece (38), a shell cover (4) is arranged at the top of the shell body (1), an upper clamping seat (5) with an L-shaped cross section is arranged at the bottom of the shell cover (4), the upper clamping seat (5) is clamped on the graphene nickel-hydrogen battery (3), the positive pole (39) is arranged on the battery sealing cover (310) and the shell body (1) in a penetrating mode and exposed out of the shell body (1), a plurality of exhaust holes (6) are annularly arranged on the shell cover (4), and a graphene heat dissipation layer (7) is arranged on the inner wall of the shell body (1).
2. The high-performance graphene nickel-metal hydride battery structure as claimed in claim 1, wherein a plurality of elastic supporting blocks (8) are annularly arranged on the inner wall of the outer casing (1) at equal intervals, and the elastic supporting blocks (8) are in contact with the graphene nickel-metal hydride battery (3).
3. The high-performance graphene nickel-metal hydride battery structure as claimed in claim 1, wherein the graphene heat dissipation layer (7) is annularly provided with a plurality of moisture-proof strips (9).
4. The high-performance graphene nickel-hydrogen battery structure according to claim 1, wherein the battery cover (310) has an L-shaped cross section, the positive post (39) is separated from the case cover (4) by the battery cover (310), and the battery cover (310) is an epoxy insulating plate.
5. The high-performance graphene nickel-hydrogen battery structure according to claim 1, characterized in that an epoxy insulating plate is arranged between the negative pole post (33) and the outer case (1).
6. The high-performance graphene nickel-hydrogen battery structure according to claim 1, characterized in that the shell cover (4) is connected with the outer shell (1) through screws.
CN202123359365.8U 2021-12-28 2021-12-28 High-performance graphene nickel-metal hydride battery structure Active CN216671735U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123359365.8U CN216671735U (en) 2021-12-28 2021-12-28 High-performance graphene nickel-metal hydride battery structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123359365.8U CN216671735U (en) 2021-12-28 2021-12-28 High-performance graphene nickel-metal hydride battery structure

Publications (1)

Publication Number Publication Date
CN216671735U true CN216671735U (en) 2022-06-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123359365.8U Active CN216671735U (en) 2021-12-28 2021-12-28 High-performance graphene nickel-metal hydride battery structure

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CN (1) CN216671735U (en)

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