CN113258634A - Automatic lithium cell charging seat of outage explosion-proof type - Google Patents
Automatic lithium cell charging seat of outage explosion-proof type Download PDFInfo
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- CN113258634A CN113258634A CN202110408531.4A CN202110408531A CN113258634A CN 113258634 A CN113258634 A CN 113258634A CN 202110408531 A CN202110408531 A CN 202110408531A CN 113258634 A CN113258634 A CN 113258634A
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- fixedly connected
- machine base
- bottom plate
- right end
- lithium battery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
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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
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to the technical field of lithium battery charging, and discloses an automatic power-off explosion-proof lithium battery charging seat which comprises a shell, wherein a fixed block is fixedly connected to the left end inside the shell, a first circular groove is formed inside the fixed block, a piston is movably inserted inside the first circular groove, a top plate is fixedly connected to the right end of the piston, a machine base is fixedly connected to the right end of the fixed block, a reagent hole is formed inside the machine base, a threaded hole is formed in the upper end of the machine base, a bayonet lock is movably inserted inside the threaded hole, and a working groove is formed inside the machine base. The sliding block is driven to move downwards along the sliding rail through the movable rod after the bottom plate is extruded by the battery piece, meanwhile, the bottom plate moves downwards, the conductive spring provides a reaction force for the bottom plate, so that electric quantity is transmitted to the bottom plate from the wire through the conductive spring, then the bottom plate is uniform, the electric quantity is rushed into the battery piece, poor contact can not occur in the charging process of the battery piece, and therefore the effects of stable charging and long service life are achieved.
Description
Technical Field
The invention relates to the technical field of lithium battery charging, in particular to an automatic power-off explosion-proof lithium battery charging seat.
Background
Lithium batteries are batteries using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, are widely used due to the advantages of large charge capacity, repeated charging and the like, and have very high environmental requirements for processing, storage and use of the lithium metal due to the very active chemical property of the lithium metal, so that the lithium batteries become the mainstream along with the development of scientific technology.
However, the lithium battery also has potential safety hazards of explosion, the explosion of the lithium battery is usually caused by overcharge, overheat and other reasons, the existing lithium battery charging seat usually does not have an automatic power-off function, if the lithium battery in charging is not taken down in time, the potential hazards of explosion caused by overheat of the battery exist, and on the other hand, the maximum capacity of the lithium battery is reduced due to overcharge of the battery under the conditions of heating during charging and high long-term temperature, and the service life of the lithium battery is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic power-off explosion-proof lithium battery charging seat which has the advantages of effective explosion prevention, safe use, automatic power-off after full charge of electric quantity, automatic removal of a fully charged lithium battery, reduction of the surface temperature of the charged lithium battery, stable charging contact, long service life and the like, and solves the problems that the common lithium battery charging equipment cannot effectively prevent explosion, has potential safety hazard in use, cannot automatically power off after full charge of electric quantity, cannot automatically remove the fully charged lithium battery, cannot reduce the surface temperature of the charged lithium battery, is unstable in charging contact and has short service life.
(II) technical scheme
In order to achieve the purposes of effectively preventing explosion, being safe to use, being capable of automatically powering off after the full charge of electric quantity, automatically taking down the fully charged lithium battery, reducing the surface temperature of the charged lithium battery, being stable in charging and having long service life, the invention provides the following technical scheme:
an automatic power-off explosion-proof lithium battery charging seat comprises a shell, wherein a fixed block is fixedly connected to the left end inside the shell, a first circular groove is formed inside the fixed block, a piston is movably inserted inside the first circular groove, a top plate is fixedly connected to the right end of the piston, a base is fixedly connected to the right end of the fixed block, a reagent hole is formed inside the base, a threaded hole is formed in the upper end of the base, a bayonet lock is movably inserted inside the threaded hole, a working groove is formed inside the base, an anode block is fixedly connected inside the working groove and inside the base, a battery part is movably inserted inside the working groove, a pushing groove is formed in the left end of the working groove and inside the base, a guide pipe is fixedly inserted at the right end inside the reagent hole, a second circular groove is formed in the upper end of the shell, a screw is movably inserted inside the second circular groove, the left end of the sliding block is fixedly connected with a movable rod, and the left end of the movable rod is fixedly connected with a bottom plate.
Preferably, the piston outer diameter is matched with the inner diameter of the first circular groove, the right end of the piston is fixedly connected with a first spring which is located on the outer side of the top plate, and the first spring can adjust the position of the top plate to play a role in resetting the top plate.
Preferably, the reagent hole is annularly distributed, solid sodium bicarbonate is filled in the reagent hole, and water generated by decomposition of the sodium bicarbonate under the condition of heating is favorable for cooling the inside of the equipment.
Preferably, the right end of the machine base is fixedly connected with a storage plate by the lower part, the storage plate is arranged in an arc shape, and the right end of the storage plate is fixedly connected with the right end inside the shell, so that the fully charged battery piece can be conveniently stored.
Preferably, the casing is inside and be located the pipe right end and be provided with the curved hole, the radian in curved hole and the radian phase-match of casing, and the curved hole can be used to the air guide to the position of control piston.
Preferably, the bottom plate sets up to the round platform form, and bottom plate lower extreme fixedly connected with conductive spring, conductive spring lower extreme fixedly connected with wire, the wire can carry power to this setting, ensures that the work of charging can normally go on.
Preferably, casing lower extreme fixedly connected with base, base upper end activity is pegged graft and is had rag bolt, and rag bolt can be used for fixed with ground, prevents that this subassembly that charges from contacting unstably, the falling to the ground breaks.
(III) advantageous effects
Compared with the prior art, the invention provides an automatic power-off explosion-proof lithium battery charging seat, which has the following beneficial effects:
1. this lithium battery charging seat of explosion-proof type of auto-power-off, the battery spare that charges through needs goes on inserts inside the work groove, make battery spare upper end push up the positive pole piece, the lower extreme pushes up the bottom plate upper end, the bottom plate receives to drive the slider along slide rail downstream through the movable rod after the battery spare extrusion, simultaneously conductive spring gives the reaction force of bottom plate in bottom plate downstream, make the electric quantity pass through conductive spring from the wire inside transmitting the bottom plate, then the bottom plate is even inside the battery spare of dashing the strength of electric quantity, ensure that contact failure can not appear in the in-process of charging of battery spare, thereby reached charge stability, long service life's effect.
2. This lithium battery charging seat of auto-power-off explosion-proof type can rise through battery spare surface temperature, and later battery spare passes through the frame with surface heat and transmits to the reagent downthehole portion for the inside sodium bicarbonate in reagent downthehole portion is heated and decomposes, according to chemical equation 2NaHCO3＝Na2CO3+CO2↑+H2According to the principle of O, sodium bicarbonate can be decomposed after being heated to absorb a large amount of heat, generated moisture can rapidly reduce the temperature in the engine base, the temperature of the battery piece is prevented from further rising, carbon dioxide gas generated by reaction enters the bent hole through the guide pipe and then enters the first round groove and is located at the left end of the piston, then the carbon dioxide gas pushes the piston to move rightwards along the first round groove, the first round groove drives the top plate to move rightwards, the first spring is compressed, the top plate pushes the fully charged battery piece out of the working groove, the battery piece falls to the upper end of the storage plate, then the screw is rotated upwards to enable the second round groove to be conducted, carbon dioxide in the bent hole is released, the piston is reset under the action of the first spring, the sodium bicarbonate in the invention can be used for multiple times, and therefore, the purposes of effectively preventing explosion, safety in use and automatic power off after the battery piece is fully charged are achieved, The fully charged lithium battery can be automatically taken down, and the surface temperature of the charged lithium battery can be reduced.
Drawings
FIG. 1 is a front elevational full sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure of the present invention at A in FIG. 1;
FIG. 3 is a diagram illustrating the connection between the piston and the battery according to the present invention;
FIG. 4 is a diagram showing the connection between the base and the bottom plate according to the present invention;
FIG. 5 is a diagram showing the connection relationship between the base and the reagent well according to the present invention.
In the figure: 1. a housing; 2. a fixed block; 3. a first circular groove; 4. a piston; 5. a top plate; 6. a first spring; 7. a machine base; 8. a reagent well; 9. a threaded hole; 10. a bayonet lock; 11. a working groove; 12. a positive electrode block; 13. a battery piece; 14. ejecting the groove; 15. a storage plate; 16. a conduit; 17. bending the hole; 18. a second circular groove; 19. a screw; 20. a workpiece taking port; 21. a slide rail; 22. a slider; 23. a movable rod; 24. a base plate; 25. a conductive spring; 26. a wire; 27. a base; 28. and (7) anchor bolts.
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.
Referring to fig. 1-5, an auto-power-off explosion-proof lithium battery charging seat comprises a casing 1, a base 27 is fixedly connected to the lower end of the casing 1, an anchor bolt 28 is movably inserted into the upper end of the base 27, the anchor bolt 28 can be used for fixing with the ground to prevent the charging assembly from unstable contact and falling down, a curved hole 17 is arranged inside the casing 1 and at the right end of a conduit 16, the radian of the curved hole 17 is matched with that of the casing 1, the curved hole 17 can be used for guiding air, so that a fixed block 2 is fixedly connected to the left end inside the casing 1 at the position of a control piston 4, a first circular groove 3 is arranged inside the fixed block 2, a piston 4 is movably inserted into the first circular groove 3, the outer diameter of the piston 4 is matched with the inner diameter of the first circular groove 3, a first spring 6 is fixedly connected to the right end of the piston 4 and at the outer side of a top plate 5, and the first spring 6 can adjust the position of the top plate 5, the resetting effect of the top plate 5 is realized, the right end of the piston 4 is fixedly connected with the top plate 5, the right end of the fixed block 2 is fixedly connected with the base 7, the right end of the base 7 is fixedly connected with the storage plate 15 by the lower part, the storage plate 15 is arranged in an arc shape, the right end of the storage plate 15 is fixedly connected with the right end in the shell 1, so that the fully charged battery element 13 can be conveniently stored, the base 7 is internally provided with reagent holes 8, the reagent holes 8 are distributed in an annular shape, the reagent holes 8 are filled with solid sodium bicarbonate, the water generated by the sodium bicarbonate can be decomposed under the heating condition is favorable for cooling the interior of equipment, the upper end of the base 7 is provided with a threaded hole 9, the inside of the threaded hole 9 is movably inserted with a bayonet lock 10, the inside of the base 7 is provided with a working groove 11, the inside of the working groove 11 is fixedly connected with an anode block 12 positioned in the base 7, and the inside of the working groove 11 is movably inserted with the battery element 13, work 11 left ends in groove and be located the inside ejection groove 14 that is provided with of frame 7, the fixed grafting of the inside right-hand member in reagent hole 8 has pipe 16, 1 upper end of casing is provided with circular slot two 18, the inside activity of circular slot two 18 is pegged graft and is had screw 19, 1 right-hand member of casing is provided with gets a mouth 20, the inside slide rail 21 that leans on the right side to be provided with of frame 7, the inside activity of slide rail 21 is pegged graft and is had slider 22, slider 22 left end fixedly connected with movable rod 23, the 23 left end fixedly connected with bottom plate 24 of movable rod, bottom plate 24 sets up to the round platform form, 24 lower extreme fixedly connected with conductive spring 25 of bottom plate, conductive spring 25 lower extreme fixedly connected with wire 26, wire 26 can carry the power to this setting, ensure that charging operation can normally go on.
The working principle is as follows: before use, the bayonet lock 10 is rotated to enable the bayonet lock 10 to be separated from the threaded hole 9, sodium bicarbonate particles are poured into the threaded hole 9 until the reagent hole 8 is filled with the reagent particles, then the bayonet lock 10 is screwed into the threaded hole 9, a battery piece 13 to be charged is inserted into the working groove 11, the upper end of the battery piece 13 is enabled to be propped against the anode block 12, the lower end of the battery piece 13 is propped against the upper end of the bottom plate 24, the bottom plate 24 is extruded by the battery piece 13 and then drives the sliding block 22 to move downwards along the sliding rail 21 through the movable rod 23, meanwhile, the conductive spring 25 provides a reaction force for the bottom plate 24 when the bottom plate 24 moves downwards, so that electric quantity is transmitted into the bottom plate 24 from the conducting wire 26 through the conductive spring 25, then the bottom plate 24 uniformly forces the electric quantity into the battery piece 13, the battery piece 13 is ensured not to have poor contact in the charging process, and the effects of stable charging and long service life are achieved, when the battery 13 is fully charged, if the battery 13 is continuously charged, the surface temperature of the battery 13 will rise, and then the battery 13 transfers the surface heat to the reagent through the base 7Inside the well 8, so that the sodium bicarbonate inside the reagent well 8 is decomposed by heat, NaHCO, according to the chemical equation 23＝Na2CO3+CO2↑+H2According to the principle of O, sodium bicarbonate can absorb a large amount of heat after being heated and decomposed, and the generated moisture can rapidly reduce the temperature inside the base 7, so that the temperature of the battery piece 13 is prevented from further increasing, carbon dioxide gas generated by reaction enters the bent hole 17 through the guide pipe 16 and then enters the round groove I3 and is positioned at the left end of the piston 4 through the bent hole 17, then the carbon dioxide gas pushes the piston 4 to move rightwards along the round groove I3, the round groove I3 drives the top plate 5 to move rightwards, the spring I6 is compressed at the moment, the top plate 5 pushes the fully charged battery piece 13 out of the working groove 11, so that the battery piece 13 falls on the upper end of the storage plate 15, then the screw 19 is rotated upwards to conduct the round groove II 18, at the moment, the carbon dioxide inside the bent hole 17 is released, the piston 4 is reset under the action of the spring I6, the sodium bicarbonate in the invention can be used for multiple times, thereby reached can effectively prevent explosion, safe in utilization, can be full of the back auto-power-off of electric quantity, can take off the lithium cell that is full of automatically, can reduce the effect of the surface temperature of the back lithium cell that charges.
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 (7)
1. The utility model provides an explosion-proof lithium cell charging seat of auto-power-off, includes casing (1), its characterized in that: the left end inside the shell (1) is fixedly connected with a fixed block (2), a round groove I (3) is arranged inside the fixed block (2), a piston (4) is movably inserted inside the round groove I (3), the right end of the piston (4) is fixedly connected with a top plate (5), the right end of the fixed block (2) is fixedly connected with a machine base (7), a reagent hole (8) is arranged inside the machine base (7), a threaded hole (9) is arranged at the upper end of the machine base (7), a clamping pin (10) is movably inserted inside the threaded hole (9), a working groove (11) is arranged inside the machine base (7), an anode block (12) is fixedly connected inside the working groove (11) and positioned inside the machine base (7), a battery piece (13) is movably inserted inside the working groove (11), a jacking groove (14) is arranged at the left end of the working groove (11) and positioned inside the machine base (7), a guide pipe (16) is fixedly inserted at the right end inside the reagent hole (8), the upper end of the shell (1) is provided with a circular groove II (18), a screw (19) is movably inserted in the circular groove II (18), a workpiece taking opening (20) is formed in the right end of the shell (1), a slide rail (21) is arranged close to the right in the base (7), a slide block (22) is movably inserted in the slide rail (21), the left end of the slide block (22) is fixedly connected with a movable rod (23), and the left end of the movable rod (23) is fixedly connected with a bottom plate (24).
2. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: piston (4) external diameter setting and the internal diameter phase-match of circular slot (3), piston (4) right-hand member just is located roof (5) outside fixedly connected with spring (6).
3. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: the reagent holes (8) are distributed annularly, and solid sodium bicarbonate is filled in the reagent holes (8).
4. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: the right end of the machine base (7) is fixedly connected with a storage plate (15) by the lower portion, the storage plate (15) is arranged in an arc shape, and the right end of the storage plate (15) is fixedly connected with the right end inside the shell (1).
5. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: the casing (1) is internally provided with a bent hole (17) which is positioned at the right end of the conduit (16), and the radian of the bent hole (17) is matched with that of the casing (1).
6. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: the bottom plate (24) is in a round table shape, the lower end of the bottom plate (24) is fixedly connected with a conductive spring (25), and the lower end of the conductive spring (25) is fixedly connected with a lead (26).
7. The lithium battery charging seat capable of automatically powering off and preventing explosion according to claim 1, wherein: the lower end of the shell (1) is fixedly connected with a base (27), and the upper end of the base (27) is movably inserted with a foundation bolt (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110408531.4A CN113258634B (en) | 2021-04-16 | 2021-04-16 | Automatic outage explosion-proof type lithium battery charging seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110408531.4A CN113258634B (en) | 2021-04-16 | 2021-04-16 | Automatic outage explosion-proof type lithium battery charging seat |
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| Publication Number | Publication Date |
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| CN113258634A true CN113258634A (en) | 2021-08-13 |
| CN113258634B CN113258634B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110408531.4A Active CN113258634B (en) | 2021-04-16 | 2021-04-16 | Automatic outage explosion-proof type lithium battery charging seat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114098174A (en) * | 2021-11-21 | 2022-03-01 | 深圳市真味生物科技有限公司 | Electronic atomizer charging device and electronic atomizer |
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| CN114098174A (en) * | 2021-11-21 | 2022-03-01 | 深圳市真味生物科技有限公司 | Electronic atomizer charging device and electronic atomizer |
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| Publication number | Publication date |
|---|---|
| CN113258634B (en) | 2023-07-04 |
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