CN212434763U - High-voltage nickel-metal hydride battery safety protection device - Google Patents
High-voltage nickel-metal hydride battery safety protection device Download PDFInfo
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- CN212434763U CN212434763U CN202021416991.9U CN202021416991U CN212434763U CN 212434763 U CN212434763 U CN 212434763U CN 202021416991 U CN202021416991 U CN 202021416991U CN 212434763 U CN212434763 U CN 212434763U
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- nickel
- battery
- hydrogen battery
- shell
- hydrogen
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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 discloses a high voltage nickel-hydrogen battery safety arrangement, including airtight shell, the upper portion of airtight shell is equipped with group battery positive post and group battery negative pole post, be equipped with the group battery relief valve between group battery positive post and the group battery negative pole post, be equipped with a plurality of nickel-hydrogen battery monomer in the airtight shell, nickel-hydrogen battery monomer sets up to the square battery. Has the advantages that: play dampproofing effect through the dampproof course to the casing inside, avoid the entering of inside steam, make its battery wet, thereby influence life, the heat transfer plate effectively promotes inside cooling rate, thereby accelerate the radiating rate in the casing, inside heat distributes from the play heat sink on the airtight shell, reach rapid cooling's purpose, can place external dust through the filter screen that sets up in the radiating while and get into inside the casing, consequently, the heat dissipation and the safety problem of high voltage nickel-hydrogen battery have been solved comprehensively, and high temperature protection and explosion-proof function have.
Description
Technical Field
The utility model relates to a nickel-metal hydride battery field particularly, relates to a high voltage nickel-metal hydride battery safety arrangement.
Background
The nickel-metal hydride battery industry, which is one of the major industries in the energy field of the 21 st century, is being widely used in many fields, such as power batteries for driving power sources of electric vehicles, automation equipment, electric devices and tools, energy storage batteries for military, coal mines, enterprises and other units, and stock power sources of communication command systems. With the market demand, the nickel-metal hydride battery is developed towards high power and large capacity. One direction of development that is not negligible is high voltage. At present, the market demand of high-voltage nickel-metal hydride batteries is still in a starting stage, the high-voltage nickel-metal hydride batteries can generate a large amount of heat during use or charging to accelerate the temperature rise of the batteries, so that the service life of the batteries is shortened, and the high temperature can cause the short circuit of the batteries due to the shrinkage of the heat-shrinkable sleeve commonly used by the batteries, so that accidents such as explosion are caused.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high voltage nickel-hydrogen battery safety arrangement to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-voltage nickel-hydrogen battery safety protection device comprises a closed shell, wherein a battery pack positive post and a battery pack negative post are arranged on the upper portion of the closed shell, a battery pack safety valve is arranged between the battery pack positive post and the battery pack negative post, a plurality of nickel-hydrogen battery monomers are arranged in the closed shell and are arranged into a square battery, the nickel-hydrogen battery monomers are located in the same air chamber in the closed shell, an elastic insulating base plate is arranged between the nickel-hydrogen battery monomers, the nickel-hydrogen battery monomers are connected in series through metal bridging sheets, the nickel-hydrogen battery monomers are connected with the battery pack positive post and the battery pack negative post after being connected in series, the closed shell comprises an upper cover, a shell body, an explosion-proof layer and a moisture-proof layer, the explosion-proof layer is attached to the side wall of the shell body, and the moisture-proof layer is attached to the side wall of, the heat exchanger is characterized in that two groups of mounting plates are arranged in the sealed shell, the number of the mounting plates in each group is two, the mounting plates are symmetrically arranged, one side of each group, corresponding to the mounting plate, is provided with a fixing hole matched with the nickel-hydrogen battery monomer, the nickel-hydrogen battery monomers are divided into two groups, the outer wall of each group of the nickel-hydrogen battery monomers is fixed in the fixing hole, the bottom end of each nickel-hydrogen battery monomer is connected with the bottom end of the sealed shell, a cavity is formed between the mounting plate and the inner wall of the sealed shell, one side of the mounting plate, corresponding to the cavity, is fixedly provided with a heat transfer plate, a plurality of air holes are arranged on the heat transfer plate in a penetrating manner, the outer wall of the sealed shell is provided with a heat outlet groove corresponding to the heat transfer plate, one end of the heat transfer plate is positioned in, and a filter screen is fixedly arranged on the inner wall frame of the filter screen mounting frame.
Furthermore, the mounting panel is located one side of airtight shell inner wall is fixed and is equipped with branch, the branch other end is fixed airtight shell bottom, the mounting panel material is the aluminium pig, the heat transfer plate material is the tin plate.
Furthermore, the elastic insulating base plate comprises an inner metal layer, high-heat-conductivity insulating layers are wrapped on two sides of the metal layer, and auxiliary moisture-proof layers are wrapped on the outer sides of the high-heat-conductivity insulating layers.
Furthermore, the auxiliary moisture-proof layer and the moisture-proof layer are made of activated carbon materials, and the high-heat-conductivity insulating layer is made of high-heat-conductivity mica tapes.
Furthermore, the two sides of the filter screen mounting frame are fixedly provided with sheets, the outer wall of the closed shell is provided with sheet grooves positioned on the two sides of the heat transfer plate, and the sheets correspond to the sheet grooves and are fixed by screws.
Compared with the prior art, the utility model discloses following beneficial effect has:
the inner part of the closed shell is provided with two groups of mounting plates, the positive poles of the battery pack are fixedly arranged in fixing holes on the mounting plates, elastic insulating base plates are arranged among nickel-hydrogen batteries, gaps can be reserved between adjacent nickel-hydrogen batteries, the short circuit phenomenon is avoided, the inner wall of the closed shell is provided with a moisture-proof layer and an explosion-proof layer, the explosion-proof layer ensures the safety and explosion-proof performance of the device, the moisture-proof effect is achieved on the inner part of the shell through the moisture-proof layer, the internal water vapor is prevented from entering the shell, the service life of the battery is affected, the internal cooling speed is effectively improved through the heat transfer plate, the heat dissipation speed in the shell is accelerated, the internal heat is dissipated from a heat outlet groove on the closed shell, the purpose of rapid cooling is achieved, external dust can be placed into the shell through the filter screen during heat dissipation, and therefore the heat, and has high temperature protection and explosion-proof functions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a high voltage nickel-metal hydride battery safety protection device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a nickel-metal hydride battery cell installation of a high-voltage nickel-metal hydride battery safety protection device according to an embodiment of the present invention;
fig. 3 is a schematic view of an elastic insulating pad of a safety protection device for a high voltage nickel-metal hydride battery according to an embodiment of the present invention.
Reference numerals:
1. sealing the housing; 2. a positive post of the battery pack; 3. a battery pack negative post; 4. a battery pack safety valve; 5. a nickel-metal hydride battery cell; 6. a metal jumper; 7. an elastic insulating pad plate; 8. an upper cover; 9. a housing; 10. an explosion-proof layer; 11. a moisture barrier; 12. mounting a plate; 13. a fixing hole; 14. a cavity; 15. a heat transfer plate; 16. a heat outlet groove; 17. a filter screen mounting frame; 18. a filter screen; 19. a strut; 20. a metal layer; 21. a high thermal conductivity insulating layer; 22. a secondary moisture barrier; 23. a sheet; 24. a sheet groove.
Detailed Description
The following, with reference to the drawings and the detailed description, further description of the present invention is made:
in order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
The first embodiment is as follows:
please refer to fig. 1-3, according to the embodiment of the present invention, a high voltage nickel-hydrogen battery safety protection device comprises a sealed housing 1, the upper portion of the sealed housing 1 is provided with a battery positive post 2 and a battery negative post 3, a battery safety valve 4 is provided between the battery positive post 2 and the battery negative post 3, a plurality of nickel-hydrogen battery monomers 5 are provided in the sealed housing 1, the nickel-hydrogen battery monomers 5 are configured as a cubic battery, the nickel-hydrogen battery monomers 5 are located in the same air chamber of the sealed housing 1, an elastic insulation pad 7 is provided between the nickel-hydrogen battery monomers 5, the nickel-hydrogen battery monomers 5 are connected in series through a metal bridging sheet 6, the nickel-hydrogen battery monomers 5 are connected in series with the battery positive post 2 and the battery negative post 3, the sealed housing 1 comprises an upper cover 8, The anti-explosion shell comprises a shell 9, an anti-explosion layer 10 and a moisture-proof layer 11, wherein the anti-explosion layer 10 is attached to the side wall of the shell 9, the moisture-proof layer 11 is attached to the side wall of the anti-explosion layer 10, two groups of mounting plates 12 are arranged in the sealed shell 1, the number of the mounting plates 12 in each group is two, the mounting plates 12 in each group are symmetrically arranged, one side, corresponding to the mounting plate 12 in each group, is provided with a fixing hole 13 matched with the nickel-hydrogen battery monomer 5, a plurality of nickel-hydrogen battery monomers 5 are divided into two groups, the outer wall of each group of the nickel-hydrogen battery monomer 5 is fixed in the fixing hole 13, the bottom end of the nickel-hydrogen battery monomer 5 is connected with the bottom end of the sealed shell 1, a cavity 14 is formed between the mounting plate 12 and the inner wall of the sealed shell 1, one side, a heat outlet groove 16 corresponding to the heat transfer plate 15 is formed in the outer wall of the closed shell 1, one end of the heat transfer plate 15 is located inside the heat outlet groove 16, the outer surface of the heat transfer plate 15 is in contact with the inner surface of the heat outlet groove 16, a filter screen mounting frame 17 is arranged in the heat outlet groove 16, and a filter screen 18 is fixedly arranged on the inner wall frame of the filter screen mounting frame 17.
Example two:
referring to fig. 2, for the mounting plate 12, a supporting rod 19 is fixedly disposed on one side of the mounting plate 12 located on the inner wall of the sealed housing 1, the other end of the supporting rod 19 is fixed at the bottom end of the sealed housing 1, the mounting plate 12 is made of an aluminum block, and the heat transfer plate 15 is made of a tin plate.
Through the above technical scheme of the utility model, beneficial effect: the support rod 19 is arranged to fix and support the mounting plate 12, and the mounting plate 12 is made of an aluminum block, so that the mounting plate 12 has a good heat conduction effect.
Example three:
referring to fig. 1, for the elastic insulating pad 7, the elastic insulating pad 7 includes an inner metal layer 20, two sides of the metal layer 20 are wrapped with a high thermal conductive insulating layer 21, and an outer side of the high thermal conductive insulating layer 21 is wrapped with an auxiliary moisture-proof layer 22.
Through the above technical scheme of the utility model, beneficial effect: the secondary moisture-proof layer 22 further increases the heat dissipation effect of the device, and plays a role in safety protection of the battery.
Example four:
referring to fig. 2-3, for the secondary moisture-proof layer 22, the materials of the secondary moisture-proof layer 22 and the moisture-proof layer 11 are activated carbon materials, and the material of the high thermal conductivity insulating layer 21 is high thermal conductivity mica tapes.
Example five:
referring to fig. 2, for the filter screen mounting frame 17, two sides of the filter screen mounting frame 17 are both fixedly provided with a sheet 23, the outer wall of the hermetic enclosure 1 is provided with sheet grooves 24 located at two sides of the heat transfer plate 15, and the sheets 23 correspond to the sheet grooves 24 and are fixed by screws.
Through the above technical scheme of the utility model, beneficial effect: the filter mounting frame 17 is inserted into the heat sink 16, and the tab 23 is inserted into the tab slot 24, and finally secured by screws.
For the convenience of understanding the above technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process:
in practical application, two groups of mounting plates 12 are arranged in the sealed shell 1, the positive poles 2 of the battery pack are fixedly mounted in fixing holes 13 on the mounting plates 12, elastic insulating padding plates 7 are arranged between the nickel-hydrogen batteries 5, gaps can be reserved between adjacent nickel-hydrogen batteries, short circuit is avoided, a moisture-proof layer 11 and an explosion-proof layer 10 are arranged on the inner wall of the sealed shell 1, the explosion-proof layer 10 ensures the safe explosion-proof performance of the device, the moisture-proof effect is achieved on the interior of the shell through the moisture-proof layer 11, the internal water vapor is prevented from entering the shell, the batteries are moistened, the service life is influenced, the internal cooling speed is effectively improved through the heat transfer plate 15, the heat dissipation speed in the shell is accelerated, the internal heat is dissipated from a heat outlet groove 16 on the sealed shell 1, the purpose of rapid cooling is achieved, external dust can be placed into the shell through a filter screen 18, therefore, the heat dissipation and safety problems of the high-voltage nickel-hydrogen battery are comprehensively solved, and the high-voltage nickel-hydrogen battery has high-temperature protection and explosion-proof functions.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A high-voltage nickel-hydrogen battery safety protection device is characterized by comprising a sealed shell (1), wherein a battery pack positive post (2) and a battery pack negative post (3) are arranged on the upper portion of the sealed shell (1), a battery pack safety valve (4) is arranged between the battery pack positive post (2) and the battery pack negative post (3), a plurality of nickel-hydrogen battery monomers (5) are arranged in the sealed shell (1), the nickel-hydrogen battery monomers (5) are square batteries, the nickel-hydrogen battery monomers (5) are located in the same air chamber in the sealed shell (1), elastic insulating base plates (7) are arranged between the nickel-hydrogen battery monomers (5), the nickel-hydrogen battery monomers (5) are mutually connected in series through metal bridging sheets (6), and the nickel-hydrogen battery monomers (5) are connected with the battery pack positive post (2) and the battery pack negative post (3) after being connected in series, the sealed shell (1) comprises an upper cover (8), a shell (9), an explosion-proof layer (10) and a moisture-proof layer (11), the explosion-proof layer (10) is attached to the side wall of the shell (9), the moisture-proof layer (11) is attached to the side wall of the explosion-proof layer (10), two groups of mounting plates (12) are arranged in the sealed shell (1), the number of the mounting plates (12) in each group is two, the two mounting plates (12) in each group are symmetrically arranged, one side, corresponding to the mounting plate (12) in each group, of each group is provided with fixing holes (13) matched with the nickel-hydrogen battery monomers (5), the plurality of nickel-hydrogen battery monomers (5) are divided into two groups, the outer wall of each group of the nickel-hydrogen battery monomers (5) is fixed in the fixing holes (13), the bottom end of each nickel-hydrogen battery monomer (5) is connected with the bottom end of the sealed shell (1), and a cavity (14) is formed between the mounting, the heat exchanger is characterized in that the mounting plate (12) corresponds to one side of the cavity (14) and is fixedly provided with a heat transfer plate (15), a plurality of air holes are formed in the heat transfer plate (15) in a penetrating mode, a heat outlet groove (16) corresponding to the heat transfer plate (15) is formed in the outer wall of the sealed shell (1), one end of the heat transfer plate (15) is located inside the heat outlet groove (16), the outer surface of the heat transfer plate (15) is in contact with the inner surface of the heat outlet groove (16), a filter screen mounting frame (17) is arranged in the heat outlet groove (16), and a filter screen (18) is fixedly arranged on the inner wall frame of the filter screen mounting frame (.
2. The safety protection device for the high-voltage nickel-metal hydride battery according to claim 1, wherein a support rod (19) is fixedly arranged on one side of the mounting plate (12) positioned on the inner wall of the sealed shell (1), the other end of the support rod (19) is fixed at the bottom end of the sealed shell (1), the mounting plate (12) is made of an aluminum block, and the heat transfer plate (15) is made of a tin plate.
3. The safety protection device for the high-voltage nickel-metal hydride battery as claimed in claim 1, wherein the elastic insulating pad (7) comprises an inner metal layer (20), high thermal conductivity insulating layers (21) are wrapped on two sides of the metal layer (20), and auxiliary moisture-proof layers (22) are wrapped on the outer sides of the high thermal conductivity insulating layers (21).
4. The safety protection device for the high-voltage nickel-metal hydride battery as claimed in claim 3, wherein the secondary moisture-proof layer (22) and the moisture-proof layer (11) are made of activated carbon materials, and the high-thermal-conductivity insulating layer (21) is made of high-thermal-conductivity mica tapes.
5. The safety protection device for the high-voltage nickel-metal hydride battery as claimed in claim 1, wherein the filter screen mounting frame (17) is fixedly provided with thin sheets (23) at both sides thereof, the outer wall of the sealed housing (1) is provided with thin sheet grooves (24) at both sides of the heat transfer plate (15), and the thin sheets (23) correspond to the thin sheet grooves (24) and are fixed with each other by screws.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021416991.9U CN212434763U (en) | 2020-07-17 | 2020-07-17 | High-voltage nickel-metal hydride battery safety protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021416991.9U CN212434763U (en) | 2020-07-17 | 2020-07-17 | High-voltage nickel-metal hydride battery safety protection device |
Publications (1)
Publication Number | Publication Date |
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CN212434763U true CN212434763U (en) | 2021-01-29 |
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CN202021416991.9U Expired - Fee Related CN212434763U (en) | 2020-07-17 | 2020-07-17 | High-voltage nickel-metal hydride battery safety protection device |
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CN (1) | CN212434763U (en) |
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2020
- 2020-07-17 CN CN202021416991.9U patent/CN212434763U/en not_active Expired - Fee Related
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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: 20210129 Termination date: 20210717 |