CN115458861B - Protective shell for quick assembly of battery - Google Patents

Protective shell for quick assembly of battery Download PDF

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Publication number
CN115458861B
CN115458861B CN202211410673.5A CN202211410673A CN115458861B CN 115458861 B CN115458861 B CN 115458861B CN 202211410673 A CN202211410673 A CN 202211410673A CN 115458861 B CN115458861 B CN 115458861B
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Prior art keywords
battery
plate
shell
fixed
batteries
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CN115458861A (en
Inventor
邓中方
卜凤悦
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Tianjin Ketai Electronic Technology Co ltd
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Tianjin Ketai Electronic Technology Co ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6562Gases with free flow by convection only
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6566Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/657Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6572Peltier elements or thermoelectric devices
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204Racks, modules or packs for multiple batteries or multiple cells
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/258Modular batteries; Casings provided with means for assembling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/503Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/514Methods for interconnecting adjacent batteries or cells
    • H01M50/517Methods for interconnecting adjacent batteries or cells by fixing means, e.g. screws, rivets or bolts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/584Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/588Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries outside the batteries, e.g. incorrect connections of terminals or busbars
    • 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

Abstract

The invention discloses a protective shell for fast assembly of batteries, which belongs to the technical field of battery protection, wherein a bevel gear II is driven to rotate by a connecting shaft, the bevel gear II drives two lead screws to rotate by the two bevel gears, two nuts are close to each other in the process of rotating the two lead screws, the nuts drive a battery placing box to move towards the inside of a shell through a connecting block until a push plate is contacted with the shell, and a conductive plug on the two battery placing boxes is inserted into a conductive socket at the moment, so that the aim of conduction among four batteries can be fulfilled.

Description

Protective shell for quick assembly of battery
Technical Field
The invention belongs to the technical field of battery protection, and particularly relates to a protective shell for quick assembly of a battery.
Background
The battery is widely used in production and life, especially in the automobile industry, the commonly used battery comprises a lithium battery, a square battery, a soft package battery and the like, at present, the lithium ion battery has the advantages of high specific energy, more recycling times, long storage time and the like, and not only is widely used in portable electronic equipment such as mobile phones, digital cameras and portable computers, but also is widely used in large and medium-sized electric equipment such as electric automobiles, electric bicycles, electric tools and the like, so the safety requirement on the lithium ion battery is higher and higher.
In the assembly technology for the battery, for the battery pole group of the lithium ion battery, in order to assemble the battery pole group into the battery case, an operator usually uses a manual shell entering mode, namely manually aligns one end of the battery pole group with the battery case, and then inserts the battery pole group into the battery case, because the battery pole group generates heat in the charging and discharging process, a ventilating type shell is usually adopted to solve the heat dissipation problem, so that the battery pole group in the shell is easy to fall ash, the heat dissipation effect is influenced, and even the electrode connection part is damaged by short circuit due to damp, so that a large potential safety hazard is caused; furthermore, because a plurality of groups of battery pole groups are arranged in the battery shell, the battery pole groups are sequentially arranged in the shell and then assembled by the fasteners, the work load of the battery pole groups is undoubtedly increased, the assembly efficiency of the battery pole groups is greatly reduced in the assembling work of the battery pole groups in batches, and the problems also occur when the battery pole groups are subjected to troubleshooting or replacement in the same way.
In view of the above, a protective case for quick assembly of a battery is proposed to solve the above problems.
Disclosure of Invention
In order to overcome the defects, the invention provides the protective shell for the quick assembly of the battery, which solves the problem of heat dissipation by adopting a ventilation type shell, leads to easy ash falling of a battery pole group in the shell, influences the heat dissipation effect, and even leads to short circuit damage at an electrode connecting part due to dampness, thus causing great potential safety hazard; furthermore, because a plurality of groups of battery pole groups are arranged in the battery shell, the battery pole groups are sequentially arranged in the shell and then assembled by adopting the fasteners, the workload of the battery is undoubtedly greatly increased.
The purpose of the invention is as follows:
the connecting shaft drives the bevel gear II to rotate, the bevel gear II drives the two lead screws to rotate through the two bevel gears, the two nuts are close to each other in the rotating process of the two lead screws, the nuts drive the battery placing box to move towards the inside of the shell through the connecting block until the push plate is contacted with the shell, and at the moment, the conductive plugs on the two battery placing boxes are inserted into the conductive sockets, so that the purpose of conducting between the four batteries can be realized, the purpose of limiting the battery placing box can be achieved through the threaded connection effect between the lead screws and the nuts, the battery placing box is prevented from moving freely, the assembly protection of the batteries can be completed, the traditional mode of fixing a single battery in sequence is abandoned, the work load is reduced, the assembly effect is greatly improved in the assembly work of batch batteries, and the troubleshooting or replacement of the batteries is facilitated;
the four push plates are arranged to seal the shell, heat can be dissipated from the heat dissipating holes on the two sides of the battery placing box, and the heat can be dissipated out of the shell by matching with the semiconductor refrigerating sheet without adopting a ventilation type shell, so that the problem of heat dissipation is solved, the phenomenon of dust falling in the shell is avoided, the normal work of the battery is prevented from being influenced by dust falling or moisture in the shell, and even the short circuit damage of an electrode connecting part is prevented, the working stability of the battery is improved, and the potential safety hazard is reduced;
the conductive plug is arranged to be inserted into the conductive socket to achieve conduction work of the battery, the fixing ring can clamp the sealing ring into the fixing ring in the insertion process of the conductive plug, so that the sealing ring is embedded with the sealing grooves in the fixing ring, the purpose of sealing connection between the conductive socket and the conductive plug can be achieved through mutual matching of multiple layers of sealing rings and multiple groups of sealing grooves, a certain limiting effect is achieved, the conductive socket and the conductive plug are not prone to position deviation, connection stability is improved, and safety accidents caused by electric leakage are prevented;
place the box through the battery and install the battery, the battery can extrude contact head and sliding plate, makes sliding plate and contact head can place the box internal slip at the battery to support the baffle through mutually supporting between spring and the telescopic link, make contact head and sliding plate hug closely the battery electrode, improve the stability that switches on between two adjacent batteries, can satisfy simultaneously and carry out the requirement of switch-on connection to different specification batteries, and have good application prospect.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a protecting sheathing for fast assembly of battery, includes the casing, it places the box to be equipped with four batteries in the casing, and two batteries that are close to each other are placed the box and are fixed with same push pedal mutually, and two batteries place the spacing subassembly of fixedly connected with between the box, spacing subassembly sets up in the casing, and the one end that two spacing subassemblies are close to each other is equipped with the fixed plate, the fixed plate is fixed with casing bottom, the top of fixed plate is equipped with adjusting part, adjusting part's bottom and two spacing subassemblies are connected, adjusting part runs through the casing top, be equipped with the sliding plate in the battery is placed the box, and the joint has same subassembly that switches on two sliding plates that are close to each other, the one end that the sliding plate was kept away from to the subassembly is fixed mutually with the back of push pedal.
The limiting assembly comprises a lead screw, the two ends of the lead screw are connected with one side of the fixed plate through the inner wall of the shell and the shaft sleeve, the lead screw is externally threaded with a nut, two sides of the nut are fixedly connected with connecting blocks, one side, away from each other, of the two connecting blocks is fixedly connected with opposite surfaces of the two battery placing boxes respectively, a first bevel gear is clamped on one side, close to the fixed plate, of the lead screw, sliding rods are arranged on the two sides of the lead screw, the two ends of each sliding rod are fixed with one side of the fixed plate and the inner wall of the shell respectively, and the sliding rods are sleeved in the connecting blocks.
The adjusting assembly comprises a second bevel gear, the second bevel gear is meshed with the first bevel gears, the top of the second bevel gear is fixedly connected with the bottom end of the connecting shaft, the connecting shaft is connected to the top of the shell in a clamped mode through a shaft sleeve, a rotating handle is fixed to the top end of the connecting shaft, and anti-skid grains are arranged outside the rotating handle.
As a further scheme of the invention: the switch-on component includes the baffle, the back of baffle is equipped with two contact heads, the contact head joint is on the sliding plate, one side that the sliding plate was kept away from to the baffle is fixed mutually through the back of two telescopic links with the push pedal, telescopic link outer cup joint has the spring, the both ends of spring respectively with the opposite face fixed connection of baffle and push pedal.
As a further scheme of the invention: the battery placing box is characterized in that a plurality of heat discharging holes are formed in the two sides of the battery placing box, a sliding plate is connected to the bottom of the battery placing box and connected in a sliding rail in a sliding mode, the sliding rail is arranged at the bottom in the shell, and the sliding plate and the sliding rail are both in a T-shaped design.
As a further scheme of the invention: the bottom and the bottom plate of casing are fixed mutually, be equipped with the protection casing on the bottom plate, the protection casing is located outside the casing, the top is equipped with two semiconductor refrigeration pieces in the protection casing, and two semiconductor refrigeration pieces joint respectively is in the mounting hole, and two mounting holes are seted up at the casing top.
As a further scheme of the invention: four batteries that set up in the casing place on the box respectively two liang be provided with electrically conductive socket and electrically conductive plug, be located two batteries in the place ahead and place the electrically conductive plug on the box and be equipped with the retainer plate outward, the retainer plate is fixed mutually with the battery placement box, be equipped with the sealing ring outward, be located two batteries in rear and place the electrically conductive socket on the box and be equipped with solid fixed ring outward, gu be equipped with the seal groove in the fixed ring, gu fixed ring places the box with the battery and fixes mutually.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the batteries are arranged by arranging the battery placing boxes, one side of each battery is in lap joint with the sliding plate, the electrodes of the batteries are in contact with the contact heads and are conducted through the guide plates, the rotating handle can be rotated after the four batteries are respectively placed in the four battery placing boxes, the rotating handle drives the bevel gear II to rotate through the connecting shaft, the bevel gear II drives the two lead screws to rotate through the two bevel gears, the two nuts are close to each other in the rotating process of the two lead screws, the nuts drive the battery placing boxes to move towards the inside of the shell through the connecting blocks until the push plate is in contact with the shell, at the moment, the conductive plugs on the two battery placing boxes are inserted into the conductive sockets relatively, the purpose of conducting between the four batteries can be realized, the purpose of limiting the battery placing boxes can be realized through the threaded connection between the lead screws and the nuts, the battery placing boxes are prevented from moving freely, the assembly protection of the batteries can be completed, the traditional mode of sequentially fixing the single battery is abandoned, the work burden is lightened, the assembly effect is greatly improved in batch assembly work aiming at the batteries, and the fault troubleshooting or the replacement of the batteries is facilitated.
2. According to the invention, the four push plates are arranged to seal the shell, when the battery works in the battery placing box, the two semiconductor refrigerating sheets run synchronously, the cold ends of the semiconductor refrigerating sheets are positioned in the shell, the hot ends of the semiconductor refrigerating sheets are positioned between the shell and the protective cover, the heat discharging holes on the two sides of the battery placing box can dissipate heat, and the semiconductor refrigerating sheets are matched to discharge the heat out of the shell, so that the heat dissipating problem is solved without adopting a ventilation type shell, the ash falling condition in the shell can be avoided, the normal work of the battery and even the short circuit damage of the electrode connection part caused by the influence of the ash falling or the damp in the shell can be prevented, and the potential safety hazard can be reduced while the working stability of the battery is improved.
3. According to the invention, the conductive plug is inserted into the conductive socket to realize the conduction work of the battery, in the insertion process of the conductive plug, the sealing ring can be clamped into the fixing ring by the fixing ring, so that the sealing ring is embedded with the sealing grooves in the fixing ring, the purpose of sealing connection between the conductive socket and the conductive plug can be realized through the mutual matching between the multiple layers of sealing rings and the multiple groups of sealing grooves, a certain limiting effect is also realized, the conductive socket and the conductive plug are not easy to deviate, the connection stability is improved, the safety accident caused by electric leakage is prevented, secondly, when the battery is arranged in the battery placing box, the battery can extrude the contact head and the sliding plate, so that the sliding plate and the contact head can slide in the battery placing box, the guide plate is supported through the mutual matching between the spring and the telescopic rod, the contact head and the sliding plate are tightly attached to the battery electrode, the conduction stability between two adjacent batteries is improved, meanwhile, the requirement of conducting connection of batteries with different specifications can be met, and the battery conduction device has a good application prospect.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of a cross section of the housing of the present invention;
FIG. 4 is a schematic view of the connection between the limiting assembly and the adjusting assembly according to the present invention;
FIG. 5 is a schematic structural view of a battery receiving case according to the present invention;
FIG. 6 is a schematic view of the connection structure of the conducting assembly according to the present invention;
FIG. 7 is a schematic view of the connection structure of the battery receiving case and the conductive socket according to the present invention;
in the figure: 1. a housing; 2. a battery housing box; 3. pushing the plate; 4. a limiting component; 401. a screw rod; 402. a nut; 403. connecting blocks; 404. a first bevel gear; 5. a fixing plate; 6. an adjustment assembly; 601. a second bevel gear; 602. a connecting shaft; 603. a handle is rotated; 7. a slide rod; 8. a sliding plate; 9. conducting the component; 901. a guide plate; 902. a contact head; 903. a telescopic rod; 904. a spring; 10. a slide plate; 11. heat removal holes; 12. a conductive socket; 13. a fixing ring; 14. a sealing groove; 15. a conductive plug; 16. a seal ring; 17. a stationary ring; 18. a protective cover; 19. a base plate; 20. mounting holes; 21. a semiconductor refrigeration sheet; 22. a slide rail.
Detailed Description
The technical solution of the present patent will be further described in detail with reference to the following embodiments.
As shown in fig. 1 to 7, the present invention provides a technical solution: a protective shell for fast assembly of batteries comprises a shell 1, wherein four battery placing boxes 2 are arranged in the shell 1, two battery placing boxes 2 which are close to each other are fixed with the same push plate 3, a limiting component 4 is fixedly connected between the two battery placing boxes 2, a plurality of heat extraction holes 11 are formed in two sides of each battery placing box 2, a sliding plate 10 is connected to the bottom of each battery placing box 2, the sliding plate 10 is connected into a sliding rail 22 in a sliding manner, the sliding rail 22 is arranged at the bottom in the shell 1, the sliding plate 10 and the sliding rail 22 are both in a T-shaped design, and due to the arrangement of the heat extraction holes 11, the heat extraction holes 11 in two sides of each battery placing box 2 can dissipate heat, so that the heat is prevented from being accumulated in the battery placing boxes 2 and being difficult to discharge; through the mutual matching between the T-shaped sliding plate 10 and the T-shaped sliding rail 22, the battery placing box 2 is not easy to shake and is more stable in the moving process, and the working stability of the battery is improved;
the bottom of the shell 1 is fixed with a bottom plate 19, the bottom plate 19 is provided with a protective cover 18, the protective cover 18 is positioned outside the shell 1, the top in the protective cover 18 is provided with two semiconductor refrigerating sheets 21, the two semiconductor refrigerating sheets 21 are respectively clamped in mounting holes 20, the two mounting holes 20 are formed in the top of the shell 1, due to the arrangement of the semiconductor refrigerating sheets 21, the cold ends of the semiconductor refrigerating sheets 21 are positioned in the shell 1, the hot ends of the semiconductor refrigerating sheets 21 are positioned between the shell 1 and the protective cover 18, the heat exhausting holes 11 on two sides of the battery placing box 2 can dissipate heat, and the semiconductor refrigerating sheets 21 are matched to discharge the heat out of the shell 1, so that the shell 1 can discharge the heat under the sealed condition, and the normal work of the battery and even the short circuit damage of an electrode joint caused by ash falling or moisture in the shell 1 are prevented; due to the arrangement of the protective cover 18, the purpose of anti-collision protection on the outside of the shell 1 can be achieved, and meanwhile, the heat insulation effect can be achieved, so that the protection effect on the battery in the shell 1 is improved;
the four battery placing boxes 2 arranged in the shell 1 are respectively provided with two conductive sockets 12 and two conductive plugs 15, the conductive plugs 15 on the two battery placing boxes 2 in front are externally provided with a fixing ring 17, the fixing ring 17 is fixed with the battery placing boxes 2, the fixing ring 17 is externally provided with a sealing ring 16, the conductive sockets 12 on the two battery placing boxes 2 in rear are externally provided with a fixing ring 13, the fixing ring 13 is internally provided with a sealing groove 14, the fixing ring 13 is fixed with the battery placing boxes 2, the sealing ring 16 is embedded with the sealing groove 14 in the fixing ring 13 through the mutual matching between the sealing ring 16 and the sealing groove 14, the aim of sealing connection between the conductive sockets 12 and the conductive plugs 15 can be realized through the mutual matching between a plurality of layers of sealing rings 16 and a plurality of groups of sealing grooves 14, a certain limiting effect is also realized, the positions of the conductive sockets 12 and the conductive plugs 15 are not easy to deviate, the connection stability is improved, and the safety accidents caused by electric leakage are prevented;
the limiting assembly 4 is arranged in the shell 1, the limiting assembly 4 comprises a lead screw 401, two ends of the lead screw 401 are connected with one side of the fixing plate 5 through shaft sleeves and the inner wall of the shell 1, the lead screw 401 is in external thread connection with a nut 402, two sides of the nut 402 are both fixedly connected with connecting blocks 403, one sides, far away from each other, of the two connecting blocks 403 are respectively and fixedly connected with opposite surfaces of the two battery placing boxes 2, one side, close to the fixing plate 5, outside the lead screw 401 is clamped with a bevel gear I404, through the mutual matching between the lead screw 401 and the nut 402, through the threaded connection between the lead screw 401 and the nut 402, the purpose of limiting the battery placing boxes 2 can be achieved, and the battery placing boxes 2 are prevented from freely moving;
the two sides of the screw 401 are both provided with the sliding rods 7, the two ends of each sliding rod 7 are respectively fixed with one side of the fixing plate 5 and the inner wall of the shell 1, the sliding rods 7 are sleeved in the connecting blocks 403, and through the mutual matching between the sliding rods 7 and the connecting blocks 403, the sliding rods 7 can slide in the connecting blocks 403, so that the purpose of limiting the nut 402 is achieved, the position of the nut 402 is prevented from being deviated in the rotating process of the screw 401, and the moving stability of the battery placing box 2 is improved;
the fixing plate 5 is arranged at one end, close to each other, of each of the two limiting assemblies 4, the fixing plate 5 is fixed with the bottom in the shell 1, the adjusting assembly 6 is arranged above the fixing plate 5, the adjusting assembly 6 comprises a second bevel gear 601, the second bevel gear 601 is meshed with the first bevel gears 404, the top of the second bevel gear 601 is fixedly connected with the bottom end of the connecting shaft 602, the connecting shaft 602 is externally clamped at the top of the shell 1 through a shaft sleeve, a rotating handle 603 is fixed at the top end of the connecting shaft 602, anti-skid grains are arranged outside the rotating handle 603, and in the rotating process of the rotating handle 603, the two lead screws 401 can be driven to rotate through the first bevel gears 404 through the second bevel gears 601 through the mutual matching between the first bevel gears 404 and the second bevel gears 601, so that the purpose of synchronously adjusting the positions of the two nuts 402 is achieved, and the convenience of battery assembly is improved;
the bottom of adjusting part 6 is connected with two spacing subassemblies 4, adjusting part 6 runs through 1 top of casing, be equipped with sliding plate 8 in the box 2 is placed to the battery, the joint has same subassembly 9 that switches on two sliding plates 8 that are close to each other, it is fixed mutually with the back of push pedal 3 to switch on the one end that sliding plate 8 was kept away from to subassembly 9, it includes baffle 901 to switch on subassembly 9, the back of baffle 901 is equipped with two contact 902, contact 902 joint is on sliding plate 8, one side that sliding plate 8 was kept away from to baffle 901 is fixed mutually through two telescopic links 903 and push pedal 3, telescopic link 903 outer cup joint has spring 904, the both ends of spring 904 respectively with the opposite face fixed connection of baffle 901 and push pedal 3, support baffle 901 through the mutually supporting between spring 904 and the telescopic link 903, make contact 902 and sliding plate 902 hug closely the battery electrode, improve the stability that switches on between two adjacent batteries, can satisfy the requirement of carrying out the turn-on connection to different specification batteries simultaneously.
The working principle of the invention is as follows:
when the battery placing box is used, a battery is placed in the battery placing box 2, the battery can squeeze the contact head 902 and the sliding plate 8, the sliding plate 8 and the contact head 902 can slide in the battery placing box 2, the guide plate 901 is supported through the mutual matching of the spring 904 and the telescopic rod 903, and the contact head 902 and the sliding plate 8 are tightly attached to a battery electrode;
after the four batteries are installed, the rotating handle 603 can be rotated, the rotating handle 603 drives the bevel gear II 601 to rotate through the connecting shaft 602, the bevel gear II 601 drives the two screw rods 401 to rotate through the two bevel gear I404, the two nuts 402 are close to each other in the rotating process of the two screw rods 401, and the nuts 402 drive the battery placing box 2 to move towards the inside of the shell 1 through the connecting block 403 until the push plate 3 is contacted with the shell 1;
at the moment, the conductive plugs 15 on the two battery placing boxes 2 are inserted into the conductive sockets 12, so that the purpose of conduction among the four batteries can be achieved, in the process of inserting the conductive plugs 15, the fixing ring 17 can clamp the sealing ring 16 into the fixing ring 13, so that the sealing ring 16 is embedded into the sealing groove 14 in the fixing ring 13, and the purpose of sealing connection between the conductive sockets 12 and the conductive plugs 15 can be achieved through mutual matching between multiple layers of sealing rings 16 and multiple groups of sealing grooves 14;
when the battery in the battery placing box 2 works, the two semiconductor refrigerating pieces 21 run synchronously, the cold ends of the semiconductor refrigerating pieces 21 are positioned in the shell 1, the hot ends of the semiconductor refrigerating pieces 21 are positioned between the shell 1 and the protective cover 18, the heat discharging holes 11 on the two sides of the battery placing box 2 can radiate heat, and the heat can be discharged out of the shell 1 by matching with the semiconductor refrigerating pieces 21;
when the battery needs to be taken out, the rotating handle 603 is rotated reversely, the rotating handle 603 drives the bevel gear II 601 to rotate through the connecting shaft 602, the bevel gear II 601 drives the two screw rods 401 to rotate through the two bevel gear I404, the two nuts 402 are mutually arranged in the rotating process of the two screw rods 401, the nuts 402 drive the battery placing box 2 to extend out of the shell 1 through the connecting block 403, and then the battery is taken out of the battery placing box 2.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. A protective casing for the rapid assembly of batteries, comprising a casing (1), characterized in that: the battery protection device is characterized in that four battery placing boxes (2) are arranged in the shell (1), two battery placing boxes (2) which are close to each other are fixed with the same push plate (3), a limiting component (4) is fixedly connected between the two battery placing boxes (2), the limiting component (4) is arranged in the shell (1), one end, close to each other, of each limiting component (4) is provided with a fixed plate (5), the fixed plate (5) is fixed with the bottom in the shell (1), an adjusting component (6) is arranged above the fixed plate (5), the bottom of the adjusting component (6) is connected with the two limiting components (4), the adjusting component (6) penetrates through the top of the shell (1), a sliding plate (8) is arranged in the battery placing boxes (2), the same conduction component (9) is clamped on the two sliding plates (8) which are close to each other, and one end, far away from the sliding plate (8), of the conduction component (9) is fixed with the back of the push plate (3);
the limiting assembly (4) comprises a lead screw (401), two ends of the lead screw (401) are connected with one side of a fixing plate (5) through an inner wall of a shell (1) through a shaft sleeve, a nut (402) is connected with an external thread of the lead screw (401), two sides of the nut (402) are fixedly connected with connecting blocks (403), one sides, far away from each other, of the two connecting blocks (403) are fixedly connected with opposite surfaces of two battery placing boxes (2) respectively, one side, close to the fixing plate (5), of the outer portion of the lead screw (401) is clamped with a bevel gear I (404), two sides of the lead screw (401) are provided with sliding rods (7), two ends of each sliding rod (7) are fixed with one side of the fixing plate (5) and the inner wall of the shell (1) respectively, and the sliding rods (7) are sleeved in the connecting blocks (403);
the adjusting assembly (6) comprises a second bevel gear (601), the second bevel gear (601) is meshed with the first bevel gears (404), the top of the second bevel gear (601) is fixedly connected with the bottom end of the connecting shaft (602), the connecting shaft (602) is externally connected to the top of the shell (1) in a clamping mode through a shaft sleeve, a rotating handle (603) is fixed to the top end of the connecting shaft (602), and anti-skid grains are arranged outside the rotating handle (603).
2. A protective case for the rapid assembly of batteries according to claim 1, wherein: the conduction assembly (9) comprises a guide plate (901), two contact heads (902) are arranged on the back of the guide plate (901), the contact heads (902) are connected to the sliding plate (8) in a clamped mode, one side, far away from the sliding plate (8), of the guide plate (901) is fixed to the back of the push plate (3) through two telescopic rods (903), a spring (904) is sleeved outside the telescopic rods (903), and two ends of the spring (904) are fixedly connected with the opposite faces of the guide plate (901) and the push plate (3) respectively.
3. A protective case for the rapid assembly of batteries according to claim 1, characterized in that: a plurality of heat extraction hole (11) have all been seted up to the both sides that box (2) were placed to the battery, the bottom that box (2) were placed to the battery is connected with slide (10), slide (10) sliding connection is in slide rail (22), slide rail (22) are seted up at casing (1) bottom, and slide (10) and slide rail (22) are the design of T shape.
4. A protective case for the rapid assembly of batteries according to claim 1, wherein: the bottom of casing (1) is fixed mutually with bottom plate (19), be equipped with protection casing (18) on bottom plate (19), protection casing (18) are located outside casing (1), the top is equipped with two semiconductor refrigeration pieces (21) in protection casing (18), and two semiconductor refrigeration pieces (21) joint respectively are in mounting hole (20), and two mounting holes (20) are seted up at casing (1) top.
5. A protective case for the rapid assembly of batteries according to claim 1, characterized in that: four batteries that set up in casing (1) are placed and are provided with electrically conductive socket (12) and electrically conductive plug (15) on box (2) respectively two liang, are located two batteries in the place and place electrically conductive plug (15) on box (2) and be equipped with retainer plate (17) outward, retainer plate (17) are placed box (2) with the battery and are fixed mutually, retainer plate (17) are equipped with sealing ring (16) outward, are located two batteries in the rear and place electrically conductive socket (12) on box (2) and be equipped with solid fixed ring (13) outward, be equipped with seal groove (14) in solid fixed ring (13), gu fixed ring (13) place box (2) with the battery and fix mutually.
CN202211410673.5A 2022-11-11 2022-11-11 Protective shell for quick assembly of battery Active CN115458861B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08321291A (en) * 1995-05-24 1996-12-03 B I:Kk Battery case
CN1641905A (en) * 2004-01-15 2005-07-20 索尼株式会社 Battery group
JP2019003829A (en) * 2017-06-15 2019-01-10 株式会社ノボル電機 Battery attachment device and battery case
CN216671809U (en) * 2021-11-22 2022-06-03 河南凯旋裕盛新能源科技有限公司 Lithium battery with charging protection structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210576240U (en) * 2019-11-07 2020-05-19 南京晓庄学院 Fuel cell capable of quickly replacing fuel sheet
CN211629198U (en) * 2020-08-28 2020-10-02 南京肯仑电子科技有限公司 But group battery installation device of quick assembly disassembly monocell

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08321291A (en) * 1995-05-24 1996-12-03 B I:Kk Battery case
CN1641905A (en) * 2004-01-15 2005-07-20 索尼株式会社 Battery group
JP2019003829A (en) * 2017-06-15 2019-01-10 株式会社ノボル電機 Battery attachment device and battery case
CN216671809U (en) * 2021-11-22 2022-06-03 河南凯旋裕盛新能源科技有限公司 Lithium battery with charging protection structure

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