CN114069059B - Valve-controlled enclosed lead-acid battery safety bolt auxiliary structure - Google Patents
Valve-controlled enclosed lead-acid battery safety bolt auxiliary structure Download PDFInfo
- Publication number
- CN114069059B CN114069059B CN202111217207.0A CN202111217207A CN114069059B CN 114069059 B CN114069059 B CN 114069059B CN 202111217207 A CN202111217207 A CN 202111217207A CN 114069059 B CN114069059 B CN 114069059B
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- Prior art keywords
- valve
- cover
- battery
- front cover
- fixedly connected
- Prior art date
- 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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- 239000002253 acid Substances 0.000 title claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000003566 sealing material Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 238000004880 explosion Methods 0.000 abstract description 7
- 239000003292 glue Substances 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
- H01M10/121—Valve regulated lead acid batteries [VRLA]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The invention discloses a safety bolt auxiliary structure of a valve-controlled sealed lead-acid storage battery, which comprises a battery body, a middle cover arranged at the top of the battery body, a front cover inserted into the middle cover, a safety valve communicated with the top end of the front cover, an electrode electrically connected to the top of the middle cover, a sleeve cover in threaded connection with the surface of the electrode, and a pressing strip arranged on the outer surface of the front cover in a surrounding manner. According to the invention, the front cover is inserted into the middle cover by the pressing strip and the groove, the pressing strip can enable the middle cover to have larger valve opening pressure in the formation process, the formation effect can be improved, the pressure in the tank cannot be easily spread, meanwhile, the pressure in the tank cannot be too large to cause explosion, the problem that the valve-controlled sealed lead-acid storage battery is generally used for sealing the cover plate into the acid injection hole groove covered by the safety bolt by using glue, the valve-controlled sealed lead-acid storage battery opening and closing valve is fully acted by the safety bolt, and the pressure in the tank can be easily spread to cause explosion in the battery operation process is solved.
Description
Technical Field
The invention relates to the technical field of lead-acid storage batteries, in particular to a safety bolt auxiliary structure of a valve-controlled closed lead-acid storage battery.
Background
The lead-acid storage battery is a power storage device for storing electric power by utilizing electrolyte, and mainly comprises a box body and a cover plate, wherein in the current industry, the cover plate is sealed with a cover plate by glue to cover an acid injection hole groove covered by a safety bolt, and an opening and closing valve of the valve-controlled sealed lead-acid storage battery is acted by the safety bolt and can be easily opened by the pressure in a battery to cause explosion in the operation process of the battery.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a safety bolt auxiliary structure of a valve-controlled sealed lead-acid storage battery, which has the advantage of auxiliary sealing, and solves the problems that the valve-controlled sealed lead-acid storage battery is easy to be opened by the pressure in a battery in the operation process of the battery due to the fact that an opening and closing valve of the valve-controlled sealed lead-acid storage battery is fully acted by the safety bolt when a cover plate is sealed by glue to be covered by an acid injection hole groove of the safety bolt.
In order to achieve the above purpose, the present invention provides the following technical solutions: a safety bolt auxiliary structure of a valve-controlled closed lead-acid storage battery comprises a battery body;
a middle cover mounted on the top of the battery body;
the front cover is inserted into the middle cover;
a safety valve communicated with the top end of the front cover;
an electrode electrically connected to the top of the middle cap;
the sleeve cover is connected to the surface of the electrode through threads;
the outer surface of the front cover is provided with a pressing strip in a surrounding mode, the inner surface of the middle cover is provided with a groove matched with the pressing strip, and the groove and the pressing strip are clamped with each other.
As the preferable mode of the invention, the left side of the top of the middle cover is fixedly connected with a connecting block, the inner side of the connecting block is movably connected with an extruding plate through a pin shaft, and one side of the extruding plate far away from the connecting block is respectively sleeved on the surfaces of the safety valve and the electrode.
As the preferable one of the invention, the extrusion plate is composed of a rotating part and a positioning plate, the positioning plate is hinged on the right side of the rotating part through a spring hinge, and the surface of the positioning plate is provided with a groove encircling the surface of the electrode.
As the preferable mode of the invention, the bottom of the extruding plate is fixedly connected with a rubber cushion positioned in the middle cover, and the bottom of the rubber cushion is contacted with the top of the front cover.
As the preferable mode of the invention, the bottom of the front cover is fixedly connected with a sealing gasket, and the sealing gasket is made of a corrosion-resistant silica gel material.
As the preferable mode of the invention, the left side of the battery body is fixedly connected with the transmission motor, the output end of the transmission motor is wound with the traction rope, the left side of the battery body is fixedly connected with the support positioned at the top of the transmission motor, the inside of the support is movably connected with the guide roller through the pin shaft, and one end of the traction rope, which is far away from the transmission motor, extends to the left side of the guide roller and is fixedly connected with the bottom of the extrusion plate.
As a preferred aspect of the present invention, a pressure detector is fixedly connected to the left side of the battery body, an output end of the pressure detector is electrically connected to the transmission motor, and an alarm is electrically connected to the front side of the pressure detector.
As the preferable mode of the invention, the inner side of the connecting block is provided with the torsion spring sleeved on the surface of the pin shaft, and one side of the torsion spring away from the connecting block extends to the bottom of the extruding plate.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the front cover is inserted into the middle cover by the pressing strip and the groove, the pressing strip can enable the middle cover to have larger valve opening pressure in the formation process, the formation effect can be improved, the pressure in the tank cannot be easily spread, meanwhile, the pressure in the tank cannot be too large to cause explosion, the problem that the valve-controlled sealed lead-acid storage battery is generally used for sealing the cover plate into the acid injection hole groove covered by the safety bolt by using glue, the valve-controlled sealed lead-acid storage battery opening and closing valve is fully acted by the safety bolt, and the pressure in the tank can be easily spread to cause explosion in the battery operation process is solved.
2. According to the invention, the extrusion plate and the connecting block are arranged, so that the front cover can be further fixed, and the phenomenon of loosening of the front cover is avoided.
3. According to the invention, the rotating part and the positioning plate are arranged, so that the positioning pressure of the extrusion plate can be adjusted by the extrusion plate, and the influence of the electrode on the operation of the extrusion plate is avoided.
4. According to the invention, the rubber cushion is arranged, so that the fixing effect of the extrusion plate can be improved, and the influence of vibration on the extrusion plate is reduced.
5. According to the invention, the sealing gasket is arranged, so that the sealing performance of the front cover can be improved, and gaps between the front cover and the middle cover are prevented.
6. According to the invention, the transmission motor, the traction rope and the guide roller are arranged, so that the automation degree of the battery body can be improved, and the fixing effect of the extrusion plate can be further improved.
7. According to the invention, the intelligent degree of the battery body can be improved and the man-machine interaction safety of the battery body can be improved by arranging the pressure detector and the alarm.
8. According to the invention, the torsion springs are arranged to support the extrusion plate, so that the extrusion plate has a resetting effect, and the operation steps of reciprocating rotation of the extrusion plate by a user are saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic front view in section of a partial structure of the present invention;
FIG. 3 is a schematic diagram of a system according to the present invention;
FIG. 4 is a schematic perspective view of a partial structure of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 2B according to the present invention.
In the figure: 1. a battery body; 2. a middle cover; 3. a front cover; 4. a safety valve; 5. an electrode; 6. a cover; 7. pressing strips; 8. a groove; 9. a connecting block; 10. an extrusion plate; 11. a rotating part; 12. a positioning plate; 13. slotting; 14. rubber cushion; 15. a sealing gasket; 16. a drive motor; 17. a traction rope; 18. a bracket; 19. a guide roller; 20. a pressure detector; 21. an alarm; 22. and (3) a torsion spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 6, the invention provides a safety bolt auxiliary structure of a valve-controlled sealed lead-acid storage battery, which comprises a battery body 1;
a middle cover 2 mounted on the top of the battery body 1;
a front cover 3 inserted into the middle cover 2;
a safety valve 4 connected to the top end of the front cover 3;
an electrode 5 electrically connected to the top of the middle cap 2;
a cover 6 screwed on the surface of the electrode 5;
the outer surface of the front cover 3 is provided with a pressing strip 7 in a surrounding mode, the inner surface of the middle cover 2 is provided with a groove 8 matched with the pressing strip 7 in use, and the groove 8 and the pressing strip 7 are clamped with each other.
Referring to fig. 1, a connecting block 9 is fixedly connected to the left side of the top of the middle cover 2, an extrusion plate 10 is movably connected to the inner side of the connecting block 9 through a pin shaft, and one side, far away from the connecting block 9, of the extrusion plate 10 is respectively sleeved on the surfaces of the safety valve 4 and the electrode 5.
As a technical optimization scheme of the invention, the front cover 3 can be further fixed by arranging the extrusion plate 10 and the connecting block 9, so that the front cover 3 is prevented from loosening.
Referring to fig. 4, the squeeze plate 10 is composed of a rotating part 11 and a positioning plate 12, the positioning plate 12 is hinged on the right side of the rotating part 11 through a spring hinge, and a slot 13 surrounding the surface of the electrode 5 is formed on the surface of the positioning plate 12.
As a technical optimization scheme of the invention, the rotating part 11 and the positioning plate 12 are arranged, so that the positioning pressure of the extrusion plate 10 can be adjusted, and the influence of the electrode 5 on the operation of the extrusion plate 10 is avoided.
Referring to fig. 2, the bottom of the pressing plate 10 is fixedly connected with a rubber pad 14 positioned inside the middle cover 2, and the bottom of the rubber pad 14 is in contact with the top of the front cover 3.
As a technical optimization scheme of the invention, the fixing effect of the extrusion plate 10 can be improved and the influence of vibration on the extrusion plate 10 can be reduced by arranging the rubber pad 14.
Referring to fig. 2, a sealing pad 15 is fixedly connected to the bottom of the front cover 3, and the sealing pad 15 is made of a corrosion-resistant silica gel material.
As a technical optimization scheme of the present invention, the sealing performance of the front cover 3 can be improved by providing the sealing gasket 15, so that the gap between the front cover 3 and the middle cover 2 can be prevented.
Referring to fig. 1, a driving motor 16 is fixedly connected to the left side of a battery body 1, a traction rope 17 is wound at the output end of the driving motor 16, a bracket 18 positioned at the top of the driving motor 16 is fixedly connected to the left side of the battery body 1, a guide roller 19 is movably connected to the inside of the bracket 18 through a pin shaft, and one end, far away from the driving motor 16, of the traction rope 17 extends to the left side of the guide roller 19 and is fixedly connected with the bottom of the extrusion plate 10.
As a technical optimization scheme of the invention, the degree of automation of the battery body 1 can be improved and the fixing effect of the extrusion plate 10 can be further improved by arranging the transmission motor 16, the traction rope 17 and the guide roller 19.
Referring to fig. 3, a pressure detector 20 is fixedly connected to the left side of the battery body 1, an output end of the pressure detector 20 is electrically connected to the driving motor 16, and an alarm 21 is electrically connected to the front side of the pressure detector 20.
As a technical optimization scheme of the invention, the intelligent degree of the battery body 1 can be improved and the man-machine interaction safety of the battery body 1 can be improved by arranging the pressure detector 20 and the alarm 21.
Referring to fig. 1, the inside of the connection block 9 is provided with a torsion spring 22 sleeved on the surface of the pin shaft, and one side of the torsion spring 22 away from the connection block 9 extends to the bottom of the extrusion plate 10.
As a technical optimization scheme of the invention, the torsion spring 22 is arranged to support the extrusion plate 10, so that the extrusion plate 10 has a resetting effect, and the operation steps of reciprocating rotation of the extrusion plate 10 by a user are saved.
The working principle and the using flow of the invention are as follows: when the battery pack is used, the front cover 3 is inserted into the middle cover 2 through the pressing strip 7 and the groove 8, the pressing strip 7 can enable the middle cover 2 to have larger valve opening pressure in the formation process, after the front cover 3 is installed, a user rotates the extrusion plate 10 by taking the pin shaft as the axis, when the rubber pad 14 at the bottom of the extrusion plate 10 contacts with the top of the front cover 3 and the groove 13 on the surface of the positioning plate 12 is sleeved on the surface of the electrode 5, the user fixes the positioning plate 12 through the sleeve cover 6, the sealing effect of the front cover 3 is further improved, the pressure detector 20 can monitor the internal pressure of the battery pack 1 in real time in the use process of the battery pack 1, when the pressure has a descending trend, the traction rope 17 is driven by the transmission motor 16 to further rotate the extrusion plate 10, the extrusion plate 10 provides pressure for the front cover 3 by utilizing the rubber pad 14, and the sealing gasket 15 at the bottom of the front cover 3 is sealed by utilizing plasticity.
To sum up: this valve accuse closed lead acid battery safety cock auxiliary structure, through utilizing layering 7 and recess 8 to peg graft to the inside of well lid 2 with protecgulum 3, layering 7 can make well lid 2 have bigger valve opening pressure at the formation in-process, can promote formation effect, can not be propped open by pond internal pressure easily, be unlikely to cause simultaneously too big and explosion in pond internal pressure again, the general lid of covering plate encapsulation by the filling acid hole recess 8 of safety cock with glue of valve accuse closed lead acid battery has been solved, valve accuse closed lead acid battery opening and closing valve is all acted on by the safety cock, can be propped open by pond internal pressure easily in the battery operation in-process and lead to the problem of explosion.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The valve-controlled enclosed lead-acid battery safety bolt auxiliary structure comprises a battery body (1);
a middle cover (2) arranged on the top of the battery body (1);
a front cover (3) inserted into the middle cover (2);
a safety valve (4) communicated with the top end of the front cover (3);
an electrode (5) electrically connected to the top of the middle cap (2);
a cover (6) which is connected with the surface of the electrode (5) in a threaded manner;
the method is characterized in that: the utility model discloses a sealing device for a battery, which comprises a front cover (3), a connecting block (9) fixedly connected with the left side of the top of the middle cover (2), a pressing plate (10) movably connected with the inner side of the connecting block (9) through a pin shaft, one side of the pressing plate (10) far away from the connecting block (9) is respectively sheathed on the surfaces of a safety valve (4) and an electrode (5), the pressing plate (10) consists of a rotating part (11) and a positioning plate (12), the positioning plate (12) is hinged on the right side of the rotating part (11) through a spring hinge, a groove (13) encircling the surface of the electrode (5) is arranged on the surface of the positioning plate (12), a rubber mat (14) positioned inside the middle cover (2) is fixedly connected with the bottom of the pressing plate (10), the bottom of the rubber mat (14) is contacted with the top of the front cover (3), the bottom of the front cover (3) is fixedly connected with a sealing material (16) of the sealing device for a battery, the sealing device is fixedly connected with the sealing material (16) of the sealing device for a battery (1), the output end of the transmission motor (16) is wound with a traction rope (17), the left side of the battery body (1) is fixedly connected with a support (18) positioned at the top of the transmission motor (16), the inside of the support (18) is movably connected with a guide roller (19) through a pin shaft, and one end of the traction rope (17) far away from the transmission motor (16) extends to the left side of the guide roller (19) and is fixedly connected with the bottom of the extrusion plate (10).
2. The auxiliary structure of the safety bolt of the valve-controlled sealed lead-acid storage battery is characterized in that: the left side fixedly connected with pressure detector (20) of battery body (1), the output and the driving motor (16) electric connection of pressure detector (20), the front electric connection of pressure detector (20) has siren (21).
3. The auxiliary structure of the safety bolt of the valve-controlled sealed lead-acid storage battery is characterized in that: the inside of connecting block (9) is provided with sleeve establishes torsional spring (22) at the round pin axle surface, one side that torsional spring (22) kept away from connecting block (9) extends to the bottom of stripper plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111217207.0A CN114069059B (en) | 2021-10-19 | 2021-10-19 | Valve-controlled enclosed lead-acid battery safety bolt auxiliary structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111217207.0A CN114069059B (en) | 2021-10-19 | 2021-10-19 | Valve-controlled enclosed lead-acid battery safety bolt auxiliary structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114069059A CN114069059A (en) | 2022-02-18 |
| CN114069059B true CN114069059B (en) | 2024-03-26 |
Family
ID=80234924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111217207.0A Active CN114069059B (en) | 2021-10-19 | 2021-10-19 | Valve-controlled enclosed lead-acid battery safety bolt auxiliary structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114069059B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02170349A (en) * | 1988-12-22 | 1990-07-02 | Matsushita Electric Ind Co Ltd | Lead storage battery |
| CN203260669U (en) * | 2013-05-03 | 2013-10-30 | 武汉力标塑业有限公司 | Valve-regulated lead-acid storage battery middle cap safety valve |
| CN206293571U (en) * | 2016-11-14 | 2017-06-30 | 漳州市华威电源科技有限公司 | A kind of intelligent lead-acid battery with water supplement function |
-
2021
- 2021-10-19 CN CN202111217207.0A patent/CN114069059B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02170349A (en) * | 1988-12-22 | 1990-07-02 | Matsushita Electric Ind Co Ltd | Lead storage battery |
| CN203260669U (en) * | 2013-05-03 | 2013-10-30 | 武汉力标塑业有限公司 | Valve-regulated lead-acid storage battery middle cap safety valve |
| CN206293571U (en) * | 2016-11-14 | 2017-06-30 | 漳州市华威电源科技有限公司 | A kind of intelligent lead-acid battery with water supplement function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114069059A (en) | 2022-02-18 |
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