CN113555641B - Protection mechanism for water system zinc ion battery - Google Patents

Protection mechanism for water system zinc ion battery Download PDF

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Publication number
CN113555641B
CN113555641B CN202110829102.4A CN202110829102A CN113555641B CN 113555641 B CN113555641 B CN 113555641B CN 202110829102 A CN202110829102 A CN 202110829102A CN 113555641 B CN113555641 B CN 113555641B
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battery
cover
isolation
sleeve
protection
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CN113555641A (en
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王刚
杨少婷
王贝贝
王惠
白晋涛
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Northwest University
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Northwest University
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • H01M10/635—Control systems based on ambient temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30—Arrangements for facilitating escape of gases
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a protection mechanism for a water system zinc ion battery, which belongs to the technical field of battery protection equipment and comprises a shell, a base, an upper cover and batteries, wherein a plurality of isolation covers are arranged inside the shell, fixed structures are arranged inside the isolation covers, and the batteries are respectively movably connected with the fixed structures. According to the invention, when heat emitted by the battery is accumulated in the isolation cover, the sleeve can be heated by the heat emitted by the battery, the gas in the sleeve can expand, the battery can be driven to move in the direction away from the overcharge protector when the gas in the sleeve expands, so that the battery is separated from the overcharge protector, the battery is stopped being charged, meanwhile, the heat emitted by the battery can trigger the temperature sensor, the electromagnetic valve can be opened after the temperature sensor is triggered, and the nitrogen in the gas cylinder can be sprayed into the isolation cover through the spray head after the electromagnetic valve is opened, so that the battery is rapidly cooled, and the problem that the battery is on fire due to overhigh temperature is further avoided.

Description

Protection mechanism for water system zinc ion battery
Technical Field
The invention relates to the technical field of battery protection equipment, in particular to a protection mechanism for a water-based zinc ion battery.
Background
As an efficient energy storage device, the rechargeable battery is widely applied to the fields of mobile communication, electronic equipment, electric vehicles and the like. As another important green energy storage device in the new century, zinc ion batteries are widely developed and researched due to the advantages of low cost, safety, environmental protection and the like, and the functions and the purposes of the zinc ion batteries are the same as those of other rechargeable batteries.
The zinc ion battery pack product contains a primary overcurrent protection mechanism, such as a wire-shaped or sheet-shaped overcurrent fuse component, if the primary fuse protection is invalid under some extreme conditions, the battery can generate excessive heat, and finally high temperature, combustion and even explosion conditions are caused, so that the personal and property safety of people in contact is damaged.
Chinese patent discloses a temperature protection device of lithium ion battery (grant publication No. CN 211879562U), this patent is not keeping the complete unanimity to lithium ion battery each position temperature in the charging process, consequently through combining together temperature monitoring subassembly and thermodetector, carry out temperature detection to each position of battery in real time, and in time with the power disconnection through outage protector, and carry out the heat dissipation processing to the battery fast through cooling protection subassembly, prevent to take place the incident, durability and security through real-time detection and safeguard measure have increased lithium ion battery, however, this patent simple structure, it is inconvenient to use, the practicality is poor.
Disclosure of Invention
The present invention is directed to a protection mechanism for an aqueous zinc ion battery, which solves the problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme:
a protection mechanism for a water system zinc ion battery comprises a shell, a base, an upper cover and a battery, wherein a plurality of isolation covers are arranged inside the shell, fixed structures are arranged inside the isolation covers, the battery is movably connected with the fixed structures respectively, overcharge protectors are arranged at the lower ends, located on the fixed structures, inside the isolation covers, overheating protection devices are arranged inside the base and connected with the isolation covers, each overheating protection device comprises a gas cylinder, the gas cylinders are clamped in a placing groove respectively, electromagnetic valves are arranged at the ends, close to each other, of the gas cylinders, and connecting pipes are arranged at the ends, far away from the gas cylinders, of the electromagnetic valves;
the connecting pipes are respectively clamped in the corresponding grooves, a plurality of spray heads are arranged at the upper ends of the connecting pipes and are respectively positioned in the isolation cover, the fixing structure comprises two fixing sleeves, two fixing rings are arranged between the two fixing sleeves and are connected through sliding strips, the battery is inserted in the fixing rings, the ends, close to each other, of the two fixing sleeves are respectively provided with a temperature sensor, the ends, close to each other, of the two fixing sleeves are respectively provided with a sliding groove, the ends, far away from each other, of the two fixing sleeves are respectively provided with a sliding window, the ends, far away from each other, of the two sliding strips are respectively provided with a connecting block, the lower end of the connecting block is respectively provided with a vertical rod, one end, far away from the connecting block, of the vertical rod is respectively provided with a piston, one side, far away from each other, of the two fixing sleeves is respectively provided with a sleeve, and the sleeves are fixedly connected with the fixing sleeves through the connecting sheets, the montant is inserted and is established in the sleeve, and the heat that the battery sent can be transmitted to the sleeve in through fixed cover and connection piece, and the inside gas can take place the inflation after the sleeve is heated by the heat that the battery dispels the heat, can jack-up piston when the gas in the sleeve takes place the inflation.
As a further scheme of the invention, the upper end of the isolation cover is rotatably connected with a protective cover, one end of the protective cover is provided with an electromagnet, the other end of the protective cover is symmetrically provided with elastic strips, one end of each elastic strip, which is far away from the protective cover, is fixedly connected with the isolation cover, and one end of the isolation cover is also provided with the electromagnet.
As a further scheme of the present invention, the batteries are connected by wires, and one end of each battery close to the connecting electrode is connected to the connecting electrode by a wire, and the other end of each battery is connected to the corresponding overcharge protector by a wire.
As a further scheme of the invention, the upper end of the base is provided with a plurality of grooves, the lower end of the base is provided with a plurality of placing grooves, and the lower end of the base is provided with a control room.
As a further scheme of the present invention, an isolation chamber is arranged inside the isolation cover, the isolation chamber is filled with a cooling liquid, and a fire-proof layer is arranged outside the isolation chamber.
Compared with the prior art, the invention has the beneficial effects that:
1. in the process of charging the battery, the overcharge protector is started when the overcharge phenomenon occurs, and the charge of the battery is cut off immediately after the overcharge protector is started, so that the damage of the battery due to the overshoot is avoided.
2. When the battery generates heat in the charging process, the heat emitted by the battery can be discharged through the holes in the protective cover, and meanwhile, the cooling liquid in the insulating cover can play a role in cooling, and when the temperature of the battery is continuously increased but the phenomenon of overcharge does not occur, the heat emitted by the battery can not be cooled through the holes in the protective cover through the cooling liquid.
3. When the invention is used, when the temperature of the battery is continuously increased but the phenomenon of overcharging does not occur, the heat emitted by the battery is gathered in the isolation cover, meanwhile, the heat emitted by the battery is transmitted into the sleeve through the fixing sleeve and the connecting sheet, the gas in the sleeve is heated by the heat emitted by the battery and expands, the gas in the sleeve drives the battery to move towards the direction far away from the overcharge protector when expanding, so that the battery is separated from the overcharge protector, the battery is stopped being charged, meanwhile, the heat emitted by the battery triggers the temperature sensor, the temperature sensor transmits an electric signal into the control panel, the control panel closes the electromagnet after receiving the signal, the electromagnetic valve is opened, the protective cover is bounced off under the action of the elastic strip after the electromagnet is closed, thereby increasing the heat dissipation efficiency, and the nitrogen in the gas cylinder is transmitted into the spray head through the connecting pipe after the electromagnetic valve is opened, then spray to isolated cover in through the shower nozzle to for the battery carries out rapid cooling, and then avoid the battery to produce the problem of catching fire because of the high temperature.
Drawings
Fig. 1 is a schematic structural view of a protection mechanism for an aqueous zinc ion battery.
Fig. 2 is an exploded view of a protection mechanism for an aqueous zinc-ion battery.
Fig. 3 is a schematic view of an isolation cover and a fixing structure in a protection mechanism for an aqueous zinc ion battery.
Fig. 4 is a top view of the connection of the base, the insulating cover and the fixing structure in the protection mechanism for the aqueous zinc ion battery.
Fig. 5 is an enlarged schematic structural view of fig. 3A in the protection mechanism for the aqueous zinc-ion battery.
Fig. 6 is a schematic structural view of a base in a protection mechanism for an aqueous zinc ion battery.
Fig. 7 is a schematic structural view of an isolation cover in a protection mechanism for an aqueous zinc ion battery.
Fig. 8 is a schematic view of the internal structure of an insulating cover in a protection mechanism for an aqueous zinc ion battery.
Fig. 9 is a schematic view of a connection structure between a fixing structure and a battery in a protection mechanism for an aqueous zinc ion battery.
Fig. 10 is a schematic diagram showing the detachment of a fixing structure from a battery in a protection mechanism for an aqueous zinc ion battery.
In the figure: 1. a housing; 2. a base; 3. an upper cover; 4. connecting the electrodes; 5. an isolation cover; 6. a protective cover; 7. an elastic strip; 8. an electromagnet; 100. fixing a sleeve; 101. a battery; 102. a chute; 103. sliding the window; 104. a fixing ring; 105. a slide bar; 106. connecting blocks; 107. a vertical rod; 108. a piston; 109. a sleeve; 110. connecting sheets; 111. an overcharge protector; 112. a temperature sensor; 200. a groove; 201. a connecting pipe; 202. a spray head; 203. a placement groove; 204. a clamping block; 205. a gas cylinder; 206. an electromagnetic valve; 207. a control room; 500. an isolation chamber; 501. and a fire-proof layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, in the embodiment of the present invention, a protection mechanism for an aqueous zinc ion battery includes a housing 1, a base 2, an upper cover 3 and a battery 101, wherein a heat dissipation window is disposed at an upper end of the upper cover 3, connection electrodes 4 are symmetrically disposed at an upper end of the upper cover 3, a charging port is disposed at a right end of the base 2, a plurality of isolation covers 5 are disposed inside the housing 1, a protection cover 6 is rotatably connected to upper ends of the isolation covers 5, a plurality of holes are disposed at an upper end of the protection cover 6, the holes can dissipate heat, an electromagnet 8 is disposed at one end of the protection cover 6, an elastic strip 7 is symmetrically disposed at the other end of the protection cover 6, one end of the elastic strip 7 away from the protection cover 6 is fixedly connected to the isolation cover 5, an electromagnet 8 is also disposed at one end of the isolation cover 5, the electromagnet 8 on the isolation cover 5 corresponds to the electromagnet 8 on the protection cover 6, the protection cover 6 can be locked at the upper end of the protection cover 5 by the two electromagnets 8 cooperating with each other, the inside of isolated cover 5 all is equipped with fixed knot and constructs, the quantity of battery 101 is the same with fixed knot constructs the quantity, battery 101 is located isolated cover 5 respectively, and battery 101 respectively with fixed knot constructs swing joint, be equipped with a plurality of springs between isolated cover 5 and the fixed knot constructs, can play the cushioning effect through the spring, the height of battery 101 is less than isolated cover 5's height, the inside lower extreme that is located fixed knot constructs of isolated cover 5 all is equipped with overcharge protector 111, connect through the wire between the battery 101, and the battery 101 is close to the one end of connecting electrode 4 and is connected with connecting electrode 4 through the wire, the other end of battery 101 is connected with corresponding overcharge protector 111 through the wire respectively, the wire between battery 101 and the overcharge protector 111 is close to the one end of battery 101 and is applied on battery 101, can avoid the wire to separate with battery 101 under battery 101 self gravity, the inside of base 2 is equipped with overheat protection device, the overheating protection device is connected to the insulating cover 5.
Example two:
referring to fig. 4, 5 and 6, in combination with the basis of embodiment 1, the upper end of the base 2 is provided with a plurality of grooves 200, the lower end of the base 2 is provided with a plurality of placing slots 203, the lower end of the base 2 is provided with a control chamber 207, a control panel is arranged in the control chamber 207, the number of the grooves 200 is the same as that of the placing slots 203, the placing slots 203 are respectively provided with a plurality of clamping blocks 204, the overheat protection device comprises gas cylinders 205, the number of the gas cylinders 205 is the same as that of the placing slots 203, the gas cylinders 205 are respectively clamped in the placing slots 203, the gas cylinders 205 are filled with nitrogen, the ends of the gas cylinders 205 close to each other are respectively provided with an electromagnetic valve 206, the ends of the electromagnetic valves 206 far away from the gas cylinders 205 are respectively provided with connecting pipes 201, the ends of the connecting pipes 201 far away from the electromagnetic valves 206 are respectively penetrated through the base 2, the connecting pipes 201 are respectively clamped in the corresponding grooves 200, the upper ends of the connecting pipes 201 are respectively provided with a plurality of spray heads 202, the spray heads 202 are respectively located in the isolation covers 5, four spray heads 202 are arranged in each isolation hood 5, and the spray heads 202 in the isolation hood 5 are respectively positioned at four corners of the fixed structure.
Example three:
referring to fig. 7 and 8, in combination with the basis of embodiment 1, an isolation chamber 500 is disposed inside the isolation cover 5, cooling liquid is filled inside the isolation chamber 500, a fireproof layer 501 is disposed outside the isolation chamber 500, heat transmission between the batteries 101 can be isolated by the isolation cover 5, when a certain battery 101 generates heat, the heat can only be in the corresponding isolation cover 5, so as to prevent other normal batteries 101 from being affected by the battery 101 that generates heat, and meanwhile, the isolation cover 5 can play a role of resisting burning through the cooling liquid and the fireproof layer 501, so as to prevent other batteries 101 from being damaged due to the fact that a certain battery 101 catches fire.
Example four:
referring to fig. 9 and 10, in combination with the base of embodiment 1, the fixing structure includes two fixing sleeves 100, the height of the fixing sleeve 100 is smaller than that of the isolation cover 5, two fixing rings 104 are disposed between the two fixing sleeves 100, the two fixing rings 104 are connected by a sliding strip 105, the sliding strip 105 is disposed at the left and right ends of the fixing ring 104, the battery 101 is inserted into the fixing ring 104, the battery 101 is clamped with the fixing ring 104, the ends of the two fixing sleeves 100 close to each other are both provided with a temperature sensor 112, the ends of the two fixing sleeves 100 close to each other are both provided with a sliding slot 102, the fixing ring 104 is slidably connected with the fixing sleeves 100 by the sliding strip 105 and the sliding slot 102, the ends of the two fixing sleeves 100 far away from each other are both provided with a sliding window 103, the sliding window 103 is communicated with the sliding slot 102, the ends of the two sliding strips 105 far away from each other are both provided with a connecting block 106, one end of the connecting block 106 far away from the sliding strip 105 passes through the fixing sleeve 100 by the sliding window 103, the lower extreme of connecting block 106 all is equipped with montant 107, and the one end that connecting block 106 was kept away from to montant 107 all is equipped with piston 108, and one side that two fixed covers 100 kept away from each other all is equipped with sleeve 109, and sleeve 109 passes through connection piece 110 and fixed cover 100 fixed connection, and montant 107 is inserted and is established in sleeve 109, and the intussuseption of montant 107 is filled with the helium.
The working principle of the invention is as follows:
when the invention is used, the electric energy in the battery 101 can be provided to the equipment needing power supply by connecting the connecting electrode 4 at the upper end of the upper cover 3 with the equipment needing power supply, the overcharge protector 111 can be started when the overcharge phenomenon occurs in the process of charging the battery 101, and the charge of the battery 101 can be cut off immediately after the overcharge protector 111 is started, so that the damage of the battery 101 due to overshoot is avoided;
when the battery 101 generates heat during charging, the heat emitted by the battery 101 is discharged through the holes in the protective cover 6, and the cooling liquid in the insulating cover 5 can be cooled, and when the temperature of the battery 101 continuously increases without overcharge, the heat emitted by the battery 101 cannot be cooled through the holes in the protective cover 6, the heat emitted by the battery 101 can be collected in the insulating cover 5, and the heat emitted by the battery 101 can be transmitted into the sleeve 109 through the fixing sleeve 100 and the connecting sheet 110, the gas inside the sleeve 109 is expanded after being heated by the heat emitted by the battery 101, the gas inside the sleeve 109 expands when expanding, the piston 108 is jacked up, the piston 108 drives the connecting block 106 to move through the vertical rod 107 when jacked up, the fixing ring 104 is driven to move through the sliding strip 105 when the connecting block 106 moves, the fixing ring 104 drives the battery 101 to move in a direction away from the overcharge protector 111 when moving, thereby make battery 101 and overcharge protector 111 separation, and then stop to charge for battery 101, temperature sensor 112 can be triggered to the heat that battery 101 sent simultaneously, temperature sensor 112 can be with in the signal transmission control panel, can close electro-magnet 8 after the control panel received the signal, open solenoid valve 206, electro-magnet 8 can be opened by the bullet under the effect of elasticity strip 7 by back protective cover 6 after being closed, thereby increase the radiating efficiency, and the nitrogen gas in the gas cylinder 205 can transmit shower nozzle 202 through connecting pipe 201 after solenoid valve 206 is opened, then spray in isolated cover 5 through shower nozzle 202, thereby carry out rapid cooling for battery 101, and then avoid battery 101 to produce the problem of catching fire because of the high temperature.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (5)

1. A protection mechanism for a water system zinc ion battery comprises a shell (1), a base (2), an upper cover (3) and a battery (101), and is characterized in that a plurality of isolation covers (5) are arranged inside the shell (1), fixed structures are arranged inside the isolation covers (5), the battery (101) is movably connected with the fixed structures respectively, overcharge protectors (111) are arranged at the lower ends, located on the fixed structures, of the inside of the isolation covers (5), an overheating protection device is arranged inside the base (2), and the overheating protection device is connected with the isolation covers (5); the overheating protection device comprises gas cylinders (205), a plurality of gas cylinders (205) are respectively clamped in the placing groove (203), electromagnetic valves (206) are arranged at the ends, close to each other, of the gas cylinders (205), and connecting pipes (201) are arranged at the ends, far away from the gas cylinders (205), of the electromagnetic valves (206);
the connecting pipes (201) are clamped in the corresponding grooves (200) respectively, a plurality of spray heads (202) are arranged at the upper ends of the connecting pipes (201), and the spray heads (202) are located in the isolation cover (5) respectively;
the fixing structure comprises two fixing sleeves (100), two fixing rings (104) are arranged between the fixing sleeves (100), the two fixing rings (104) are connected through sliding strips (105), a battery (101) is inserted into the fixing rings (104), one ends, close to each other, of the two fixing sleeves (100) are respectively provided with a temperature sensor (112), one ends, close to each other, of the two fixing sleeves (100) are respectively provided with a sliding groove (102), one ends, far away from each other, of the two fixing sleeves (100) are respectively provided with a sliding window (103), one ends, far away from each other, of the two sliding strips (105) are respectively provided with a connecting block (106), the lower end of the connecting block (106) is respectively provided with a vertical rod (107), one ends, far away from the connecting block (106), of the vertical rods (107) are respectively provided with a piston (108), one sides, far away from each other, of the two fixing sleeves (100) are respectively provided with a sleeve (109), sleeve (109) are through connection piece (110) and fixed cover (100) fixed connection, montant (107) are inserted and are established in sleeve (109), and the heat that battery (101) sent can be passed through fixed cover (100) and connection piece (110) and transmit in sleeve (109), and the inside gas can take place the inflation after sleeve (109) are heated by the heat dissipation of battery (101), and gas in sleeve (109) can jack-up piston (108) when taking place the inflation.
2. The protection mechanism for the water system zinc ion battery according to claim 1, wherein the upper end of the isolation cover (5) is rotatably connected with a protection cover (6), one end of the protection cover (6) is provided with an electromagnet (8), the other end of the protection cover is symmetrically provided with an elastic strip (7), one end of the elastic strip (7) far away from the protection cover (6) is fixedly connected with the isolation cover (5), and one end of the isolation cover (5) is also provided with the electromagnet (8).
3. The protection mechanism for the aqueous zinc-ion battery according to claim 1, wherein the batteries (101) are connected by a lead, one end of each battery (101) close to the connecting electrode (4) is connected to the connecting electrode (4) by a lead, and the other end of each battery (101) is connected to the corresponding overcharge protector (111) by a lead.
4. The protection mechanism for the water system zinc-ion battery according to claim 1, characterized in that a plurality of grooves (200) are arranged at the upper end of the base (2), a plurality of placing grooves (203) are arranged at the lower end of the base (2), and a control chamber (207) is arranged at the lower end of the base (2).
5. The protection mechanism for the water system zinc ion battery according to claim 1, wherein an isolation cavity (500) is arranged inside the isolation cover (5), the interior of the isolation cavity (500) is filled with cooling liquid, and a fireproof layer (501) is arranged outside the isolation cavity (500).
CN202110829102.4A 2021-07-22 2021-07-22 Protection mechanism for water system zinc ion battery Active CN113555641B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110829102.4A CN113555641B (en) 2021-07-22 2021-07-22 Protection mechanism for water system zinc ion battery

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Application Number Priority Date Filing Date Title
CN202110829102.4A CN113555641B (en) 2021-07-22 2021-07-22 Protection mechanism for water system zinc ion battery

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CN113555641A CN113555641A (en) 2021-10-26
CN113555641B true CN113555641B (en) 2022-05-27

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