CN114447513A - Safe explosion-proof energy storage lithium ion battery - Google Patents
Safe explosion-proof energy storage lithium ion battery Download PDFInfo
- Publication number
- CN114447513A CN114447513A CN202210130192.2A CN202210130192A CN114447513A CN 114447513 A CN114447513 A CN 114447513A CN 202210130192 A CN202210130192 A CN 202210130192A CN 114447513 A CN114447513 A CN 114447513A
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- China
- Prior art keywords
- energy storage
- support
- battery
- lithium ion
- pressure release
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
- H01M50/333—Spring-loaded vent valves
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M50/233—Mountings; 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
- H01M50/242—Mountings; 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 against vibrations, collision impact or swelling
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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
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/20—Pressure-sensitive devices
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a safe and explosion-proof energy storage lithium ion battery, which comprises a battery shell, a damping spring, a shock insulation platform, a bracket bottom plate, an energy storage cell, an electric spring, an electric connecting column, a connector, a pressure relief groove, a pressure relief plate, a locking spring and a locking block, wherein the bottom of the battery shell is provided with a fixing frame. The explosion of the battery caused by the overlarge internal pressure is prevented, so that the potential safety hazard is eliminated.
Description
Technical Field
The invention relates to the technical field of energy storage batteries, in particular to a safe and explosion-proof energy storage lithium ion battery.
Background
The lithium ion battery is a battery with high capacity, long cycle life and wide use environment temperature, and is widely used in solar lamps, lawn lamps, backup energy, electric tools, toy models and photovoltaic energy, but most of the electric cores in the existing energy storage lithium ion batteries are fixedly arranged in the battery, when a maintainer maintains the battery, the electric core can be replaced by removing the electric core bracket, so that the labor intensity of replacing the electric core is increased, meanwhile, the connector of the energy storage lithium ion battery is connected with most of the internal electric cores in a welding mode, the connection is easy to loose due to vibration in the use process, so that the power supply stability of the battery is influenced, the existing lithium ion battery lacks a pressure release structure, the internal temperature of the battery is increased when the internal power supply of the battery is abnormal, and the internal air pressure of the battery is increased rapidly to cause explosion, there is a certain potential safety hazard, so it is necessary to design a safe and explosion-proof energy storage lithium ion battery.
Disclosure of Invention
The invention aims to provide a safe and explosion-proof energy storage lithium ion battery to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a safe explosion-proof energy storage lithium ion battery, includes battery case, support bottom plate, fixing base, energy storage electricity core, connector and pressure release shell, the bottom of battery case is provided with the mount, and the top of mount evenly is provided with the shock attenuation board, the top of shock attenuation board is provided with damping spring, and damping spring's top is fixed in the bottom of shock insulation platform, the top of shock insulation platform is provided with support bottom plate, and support bottom plate's top evenly is provided with the fixing base, the bottom of fixing base sliding connection energy storage electricity core, and the bottom of energy storage electricity core is provided with electric core negative pole piece, sliding connection has the negative pole connecting block in the recess that electric core negative pole piece bottom was seted up, and the inside bottom at the fixing base is installed to the negative pole connecting block.
Preferably, the top of support bottom plate is provided with the backup pad, and has cup jointed the carriage in the backup pad, is provided with the support frame in the carriage, and the support frame has seted up the through-hole with the junction of energy storage electric core, and the top of backup pad is provided with the support roof, and the support roof has seted up logical groove with the junction of energy storage electric core, and the top of energy storage electric core is provided with electric core positive pole piece, and electric core positive pole piece sliding connection is in the recess of seting up bottom the support upper cover.
Preferably, an anode connecting column is arranged on one side of the top of the upper support cover and is electrically connected with the battery core anode block, a limiting column is slidably connected with a groove formed in one side of the bottom of the upper support cover, and the bottom of the limiting column is fixed to the top of the first supporting block.
Preferably, the first supporting block is fixedly connected to one side of the support top plate, the second supporting block is arranged on the other side of the support top plate, the negative connecting column is arranged at the top of the second supporting block and is electrically connected with the negative connecting block, and a through hole is formed in the joint of the support upper cover and the negative connecting column.
Preferably, the positive connecting column and the negative connecting column are both connected with a sliding ring in a sliding manner, an electrical spring is arranged on the sliding ring, one end of the electrical spring is fixed on the inner wall of the connecting ring, and a connecting frame is arranged at the top of the connecting ring.
Preferably, the top of link is provided with the electrical property spliced pole, and the electrical property spliced pole cup joints in the recess that the protection closing cap bottom was seted up, and the bottom of protection closing cap is fixed in the bottom of battery case, and the connector is installed in the inside embedding of protection closing cap, and connector and electrical property spliced pole electric connection.
Preferably, the bottom of mount is provided with the pressure release shell, and has seted up the pressure release groove on the pressure release shell, and fixed mounting has the pressure release frame in the pressure release shell, and has seted up the locking groove on the pressure release frame.
Preferably, the pressure relief frame is connected with a pressure relief plate in a sliding mode, locking springs are arranged in grooves symmetrically formed in two sides of the pressure relief plate, one end of each locking spring is fixedly connected with a locking block, the locking block is connected with the pressure relief plate in a sliding mode, and one end of each locking block is connected with a locking groove in a matched mode.
Compared with the prior art, the invention has the beneficial effects that: the safe and explosion-proof energy storage lithium ion battery buffers the generated vibration through the arranged shock insulation platform and the damping spring, simultaneously utilizes the sliding ring, the electric spring and the connecting ring to electrically connect the electric connecting column and the connecting head, avoids loose connection caused by vibration, thereby improving the power supply stability of the battery, fixes the energy storage cell on the bottom plate of the bracket through the arranged fixed seat and the upper cover of the bracket, and can replace the energy storage cell by removing the upper cover of the bracket, thereby lightening the labor intensity of a maintainer to replace the cell, fixes the pressure relief plate on the pressure relief frame through the mutual matching of the pressure relief groove and the locking block, when the air pressure in the equipment is increased, the pressure action and the pressure relief plate lead the locking block to be stressed to extrude the locking spring, further leads the locking block to be separated from the pressure relief groove, relieves the fixation of the pressure relief plate, leads the pressure in the battery to flow out from the pressure relief groove on the pressure relief shell, the explosion caused by the overlarge internal pressure of the battery is prevented, so that the potential safety hazard is eliminated.
Drawings
FIG. 1 is a three-dimensional view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an enlarged view of a portion of area A of FIG. 2;
FIG. 4 is a partial enlarged view of the area B in FIG. 2;
FIG. 5 is an exploded view of a portion of the structure of the present invention;
FIG. 6 is a three-dimensional view of a portion of the structure of the present invention;
FIG. 7 is a schematic view of the installation of the locking spring of the present invention;
in the figure: 1. a battery case; 2. a fixed mount; 3. a damper plate; 4. a damping spring; 5. a shock isolation table; 6. a bracket base plate; 7. a fixed seat; 8. an energy storage cell; 9. a battery cell negative pole block; 10. a negative electrode connecting block; 11. a support plate; 12. a support frame; 13. a support frame; 14. a bracket top plate; 15. a battery cell positive electrode block; 16. an upper cover of the bracket; 17. a positive connecting column; 18. a limiting column; 19. a first support block; 20. a second support block; 21. a negative connecting column; 22. a slip ring; 23. an electrical spring; 24. a connecting ring; 25. a connecting frame; 26. an electrical connection post; 27. a protective cover; 28. a connector; 29. a pressure relief shell; 30. a pressure relief groove; 31. a pressure relief frame; 32. a locking groove; 33. a pressure relief plate; 34. a locking spring; 35. a locking block.
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. 1-7, an embodiment of the present invention is shown: a safe and explosion-proof energy storage lithium ion battery comprises a battery case 1, a support bottom plate 6, a fixed seat 7, an energy storage cell 8, a connector 28 and a pressure relief case 29, wherein the bottom of the battery case 1 is provided with a fixed frame 2, the top of the fixed frame 2 is uniformly provided with a damping plate 3, the top of the damping plate 3 is provided with a damping spring 4, the top of the damping spring 4 is fixed at the bottom of a shock insulation platform 5, the top of the shock insulation platform 5 is provided with the support bottom plate 6, the top of the support bottom plate 6 is uniformly provided with the fixed seat 7, the fixed seat 7 is connected with the bottom end of the energy storage cell 8 in a sliding manner, the bottom of the energy storage cell 8 is provided with a cell negative pole block 9, a negative pole connecting block 10 is connected in a groove arranged at the bottom of the cell negative pole block 9 in a sliding manner, the negative pole connecting block 10 is arranged at the inner bottom end of the fixed seat 7, the top of the support bottom plate 6 is provided with a support plate 11, and a support frame 12 is sleeved on the support plate 11, a support frame 13 is arranged in the support frame 12, a through hole is arranged at the joint of the support frame 13 and the energy storage cell 8, a support top plate 14 is arranged at the top of the support plate 11, a through groove is arranged at the joint of the support top plate 14 and the energy storage cell 8, a cell anode block 15 is arranged at the top of the energy storage cell 8, the cell anode block 15 is slidably connected in a groove arranged at the bottom of a support upper cover 16, the energy storage cell 8 is supported by the support frame 13, the structural stability of the interior of the battery is improved, an anode connecting post 17 is arranged at one side of the top of the support upper cover 16, the anode connecting post 17 is electrically connected with the cell anode block 15, a limit post 18 is slidably connected in a groove arranged at one side of the bottom of the support upper cover 16, the bottom of the limit post 18 is fixed at the top of a first support block 19, the support upper cover 16 is limited by the limit post 18, and is convenient to install, the first supporting block 19 is fixedly connected to one side of the support top plate 14, the other side of the support top plate 14 is provided with a second supporting block 20, the top of the second supporting block 20 is provided with a negative connecting post 21, the negative connecting post 21 is electrically connected with the negative connecting block 10, a through hole is formed at the joint of the support upper cover 16 and the negative connecting post 21, the negative connecting post 21 is favorably and fixedly installed through the arranged second supporting block 20, the positive connecting post 17 and the negative connecting post 21 are both connected with a sliding ring 22 in a sliding manner, the sliding ring 22 is provided with an electric spring 23, one end of the electric spring 23 is fixed on the inner wall of the connecting ring 24, the top of the connecting ring 24 is provided with a connecting frame 25, the electric spring 23 is favorably connected with the positive connecting post 17 and the negative connecting post 21 through the arranged sliding ring 22, and the top of the connecting frame 25 is provided with an electric connecting post 26, the electrical connection column 26 is sleeved in a groove formed in the bottom of the protective sealing cover 27, the bottom of the protective sealing cover 27 is fixed to the bottom of the battery case 1, the connector 28 is embedded in the protective sealing cover 27, the connector 28 is electrically connected with the electrical connection column 26, the battery is protected in a sealing manner by the protective sealing cover 27, the sealing performance of the battery is improved, the pressure relief shell 29 is arranged at the bottom of the fixing frame 2, the pressure relief shell 29 is provided with a pressure relief groove 30, the pressure relief shell 29 is fixedly provided with a pressure relief frame 31, the pressure relief frame 31 is provided with a locking groove 32, the pressure relief groove 30 facilitates pressure relief of the pressure increased in the battery, the pressure relief frame 31 is slidably connected with a pressure relief plate 33, locking springs 34 are arranged in grooves symmetrically formed in two sides of the pressure relief plate 33, one end of each locking spring 34 is fixedly connected with a locking block 35, and each locking block 35 is slidably connected with the pressure relief plate 33, the one end and the locking groove 32 of locking piece 35 are mutually supported and are connected, through the locking spring 34 that sets up, are favorable to elastic action and locking piece 35, and then make locking piece 35 and pressure release groove 30 mutually support and be connected.
The working principle is as follows: when the shock-absorbing battery is used, firstly, the bottom of an energy storage battery cell 8 is inserted into a fixed seat 7, a negative connecting block 10 on the fixed seat 7 is matched and connected with a groove formed in a battery cell negative block 9, then a support upper cover 16 is fixedly arranged at the top of a support top plate 14, a battery cell positive block 15 at the top of the energy storage battery cell 8 is sleeved in the groove formed in the bottom of the support upper cover 16, the battery cell positive block 15 is electrically connected with a positive connecting post 17, a protective sealing cover 27 is fixedly arranged at the top of a battery shell 1, a sliding ring 22 is sleeved at the tops of the positive connecting post 17 and a negative connecting post 21, the installation of the lithium ion battery is completed, the generated shock is buffered through a shock-absorbing platform 5 and a shock-absorbing spring 4, and meanwhile, the electric connecting post 26 is electrically connected with a connector 28 through the sliding ring 22, the electric spring 23 and a connecting ring 24, avoid vibrations to lead to connecting not hard up, thereby the power supply stability of battery has been improved, fix energy storage electric core 8 on support bottom plate 6 through fixing base 7 and support upper cover 16 that set up, it can change energy storage electric core 8 to demolish support upper cover 16, thereby the intensity of labour that maintainer changed the electric core has been alleviateed, fix pressure relief board 33 on pressure relief frame 31 through mutually supporting of pressure relief groove 30 and locking piece 35, when the inside atmospheric pressure of equipment is exploded, pressure action and pressure relief board 33, make locking piece 35 atress extrusion locking spring 34, and then make locking piece 35 break away from pressure relief groove 30, remove the fixed to pressure relief board 33, cause the inside pressure of battery to flow by pressure relief groove 30 on the pressure relief shell 29, prevent that the inside pressure of battery is too big and lead to the explosion, thereby the potential safety hazard has been eliminated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides an explosion-proof energy storage lithium ion battery of safety, includes battery case (1), support bottom plate (6), fixing base (7), energy storage electric core (8), connector (28) and pressure release shell (29), its characterized in that: the bottom of battery case (1) is provided with mount (2), and the top of mount (2) evenly is provided with shock attenuation board (3), the top of shock attenuation board (3) is provided with damping spring (4), and the top of damping spring (4) is fixed in the bottom of shock insulation platform (5), the top of shock insulation platform (5) is provided with support plate (6), and the top of support plate (6) evenly is provided with fixing base (7), the bottom of fixing base (7) sliding connection energy storage electric core (8), and the bottom of energy storage electric core (8) is provided with electric core negative pole piece (9), sliding connection has negative pole connecting block (10) in the recess that electric core negative pole piece (9) bottom was seted up, and the inside bottom in fixing base (7) is installed in negative pole connecting block (10).
2. The safe and explosion-proof energy storage lithium ion battery of claim 1, characterized in that: the support structure is characterized in that a supporting plate (11) is arranged at the top of the support bottom plate (6), a supporting frame (12) is sleeved on the supporting plate (11), a supporting frame (13) is arranged in the supporting frame (12), a through hole is formed in the joint of the supporting frame (13) and the energy storage battery cell (8), a support top plate (14) is arranged at the top of the supporting plate (11), a through groove is formed in the joint of the support top plate (14) and the energy storage battery cell (8), a battery cell anode block (15) is arranged at the top of the energy storage battery cell (8), and the battery cell anode block (15) is slidably connected into a groove formed in the bottom of the support upper cover (16).
3. The safe and explosion-proof energy storage lithium ion battery of claim 2, characterized in that: the battery support is characterized in that an anode connecting column (17) is arranged on one side of the top of the support upper cover (16), the anode connecting column (17) is electrically connected with a battery core anode block (15), a limiting column (18) is connected with a groove formed in one side of the bottom of the support upper cover (16) in a sliding mode, and the bottom of the limiting column (18) is fixed to the top of the first supporting block (19).
4. A safe explosion-proof energy storage lithium ion battery according to claim 3, characterized in that: the support is characterized in that the first supporting block (19) is fixedly connected to one side of the support top plate (14), the second supporting block (20) is arranged on the other side of the support top plate (14), the negative connecting column (21) is arranged at the top of the second supporting block (20), the negative connecting column (21) is electrically connected with the negative connecting block (10), and a through hole is formed in the joint of the support upper cover (16) and the negative connecting column (21).
5. A safe explosion-proof energy storage lithium ion battery of claim 3, characterized in that: the positive connecting post (17) and the negative connecting post (21) are both connected with a sliding ring (22) in a sliding mode, an electric spring (23) is arranged on the sliding ring (22), one end of the electric spring (23) is fixed on the inner wall of a connecting ring (24), and a connecting frame (25) is arranged at the top of the connecting ring (24).
6. A safe explosion-proof energy storage lithium ion battery according to claim 5, characterized in that: the battery case is characterized in that an electrical connection column (26) is arranged at the top of the connection frame (25), the electrical connection column (26) is sleeved in a groove formed in the bottom of the protection sealing cover (27), the bottom of the protection sealing cover (27) is fixed to the bottom of the battery case (1), a connector (28) is installed in the protection sealing cover (27) in an embedded mode, and the connector (28) is electrically connected with the electrical connection column (26).
7. The safe and explosion-proof energy storage lithium ion battery of claim 1, characterized in that: the bottom of mount (2) is provided with pressure release shell (29), and has seted up pressure release groove (30) on pressure release shell (29), and fixed mounting has pressure release frame (31) in pressure release shell (29), and has seted up locking groove (32) on pressure release frame (31).
8. The safe and explosion-proof energy storage lithium ion battery of claim 7, characterized in that: pressure release frame (31) go up sliding connection and have pressure release board (33), and be provided with locking spring (34) in the recess that pressure release board (33) bilateral symmetry was seted up, the one end fixedly connected with locking piece (35) of locking spring (34), and locking piece (35) and pressure release board (33) sliding connection, the one end and the locking groove (32) of locking piece (35) are mutually supported and are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210130192.2A CN114447513A (en) | 2022-02-11 | 2022-02-11 | Safe explosion-proof energy storage lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210130192.2A CN114447513A (en) | 2022-02-11 | 2022-02-11 | Safe explosion-proof energy storage lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114447513A true CN114447513A (en) | 2022-05-06 |
Family
ID=81371082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210130192.2A Withdrawn CN114447513A (en) | 2022-02-11 | 2022-02-11 | Safe explosion-proof energy storage lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114447513A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115064816A (en) * | 2022-08-17 | 2022-09-16 | 张家港市顶峰激光科技有限公司 | Lithium battery storage equipment with monitoring and protecting functions |
-
2022
- 2022-02-11 CN CN202210130192.2A patent/CN114447513A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115064816A (en) * | 2022-08-17 | 2022-09-16 | 张家港市顶峰激光科技有限公司 | Lithium battery storage equipment with monitoring and protecting functions |
| CN115064816B (en) * | 2022-08-17 | 2022-10-25 | 张家港市顶峰激光科技有限公司 | Lithium battery storage equipment with monitoring and protecting functions |
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Application publication date: 20220506 |
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| WW01 | Invention patent application withdrawn after publication |