CN112736362A - Protective battery case of valve-controlled closed lead-acid storage battery and manufacturing method thereof - Google Patents
Protective battery case of valve-controlled closed lead-acid storage battery and manufacturing method thereof Download PDFInfo
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- CN112736362A CN112736362A CN202011490193.5A CN202011490193A CN112736362A CN 112736362 A CN112736362 A CN 112736362A CN 202011490193 A CN202011490193 A CN 202011490193A CN 112736362 A CN112736362 A CN 112736362A
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- plate
- connecting pipe
- battery case
- fixedly connected
- sealing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/26—Moulds or cores
- B29C39/28—Moulds or cores with means to avoid flashes
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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
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
- H01M10/121—Valve regulated lead acid batteries [VRLA]
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- 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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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The invention discloses a protective battery case of a valve-controlled closed lead-acid storage battery, which comprises a battery case, wherein an electrolyte tank is arranged in the middle of the battery case, a connecting pipe is arranged in the middle of the upper part of the battery case, the lower part of the connecting pipe is communicated with the electrolyte tank, a piston is connected in the connecting pipe in a sliding manner, a rubber ring is arranged at the side end of the piston, a connecting rod is fixedly connected in the middle of the upper end of the piston, an extrusion plate is fixedly connected on the upper side of the connecting rod, a connecting groove with a stepped structure is arranged in the middle of the upper end of the battery case, the upper end of the connecting pipe is positioned at the connecting groove, and a sealing plate is rotatably connected on the left side of the connecting groove. Increase the leakproofness once more, through the dual seal protection, avoid the venthole to be blockked up.
Description
Technical Field
The invention relates to the field of lead-acid batteries, in particular to a protective battery case of a valve-controlled closed lead-acid storage battery and a manufacturing method thereof.
Background
The lead-acid battery is a storage battery with electrodes mainly made of lead and lead oxide, and a sulfuric acid solution is used as an electrolyte, wherein the main component of the positive electrode is lead dioxide and the main component of the negative electrode is money in the discharge state of the lead-acid battery; in a charged state, the main components of the positive electrode and the negative electrode are lead sulfate. Compared with lithium batteries, lead-acid batteries are cheap and have good temperature applicability, and are widely used in various fields. When the lead-acid battery is used, the temperature can rise, so that the internal air pressure is large, and the internal air needs to be discharged in time.
The existing valve-controlled lead-acid storage battery discharges internal gas through the arrangement of the one-way exhaust valve, but in places with more oil smoke and dust, the one-way exhaust valve is easy to block, so that the internal gas can not be discharged in time, and the internal gas is difficult to observe, and the expansion of the lead-acid storage battery is caused, thereby causing potential safety hazards.
Disclosure of Invention
The invention aims to provide a protective battery shell of a valve-controlled closed lead-acid storage battery and a manufacturing method thereof, and aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a protective battery case of a valve-controlled closed lead-acid storage battery comprises a battery case, wherein an electrolyte tank is arranged in the middle of the battery case, a connecting pipe is arranged in the middle of the upper part of the battery case, the lower part of the connecting pipe is communicated with the electrolyte tank, a piston is connected in the connecting pipe in a sliding manner, a rubber ring is arranged at the side end of the piston and is filled in a gap between the piston and the connecting pipe, a connecting rod is fixedly connected in the middle of the upper end of the piston, an extrusion block is fixedly connected to the left side of the connecting rod, the side end of the extrusion block is of an arc structure, an extrusion plate is fixedly connected to the upper side of the connecting rod, a connecting groove of a stepped structure is arranged in the middle of the upper end of the battery case, the upper end of the connecting pipe is, the downside of install bin is equipped with the opening, the centre fixedly connected with electro-magnet of install bin.
Preferably, a spring leaf is fixedly connected to the left side of the connecting rod in the middle of the connecting pipe, a first electrode plate is fixedly connected to the side end of the spring leaf, a second electrode plate is fixedly connected to the position, right opposite to the spring leaf, of the inner wall of the connecting pipe, and the second electrode plate is electrically connected with a power supply.
Preferably, the connecting rod is located and all fixedly connected with iron plates on both sides of the upper end of the extrusion block, the iron plates are opposite to the electromagnet, the electromagnet is electrically connected with the first electrode plate, and springs are arranged between both sides of the lower end of the extrusion block and the installation box.
Preferably, the upper end fixedly connected with fixed plate of connecting pipe, the upper end and the connecting pipe level of fixed plate set up, the fixed plate is the type of falling U structure, stripper plate sliding connection is in the fixed plate, be equipped with the gasbag between stripper plate and the fixed plate, the upside of gasbag and the inner wall fixed connection of fixed plate, the centre of fixed plate is equipped with the through-hole, gasbag and through-hole intercommunication.
Preferably, be equipped with bellows in the spread groove, bellows's lower extreme and fixed plate fixed connection, bellows passes through-hole and gasbag intercommunication, bellows's upper end fixedly connected with connecting block, the connecting block is the hemisphere structure, the connecting block is located the stair structure's of spread groove below when bellows contracts.
Preferably, the battery case is provided with an air outlet hole on the right side of the connecting pipe, the right side of the connecting pipe is provided with an air outlet, the air outlet is communicated with the air outlet hole, a sealing concave surface is arranged on the upper side of the air outlet hole, the sealing concave surface is of a hemispherical structure, sealing rubber is arranged on the inner wall of the sealing concave surface, a sealing bulge is arranged at the position, right opposite to the sealing concave surface, of the sealing plate, and the sealing bulge is of a hemispherical structure.
A manufacturing method of a protective battery shell of a valve-controlled closed lead-acid storage battery comprises the following steps:
the method comprises the following steps: the battery case and the connecting pipe are cast and molded through a mold, a drilling hole with the same diameter as that of the connecting pipe is drilled below the connecting groove in the middle of the battery case through a drilling machine, an air outlet hole is drilled below the sealing concave surface, and an air outlet is drilled at the side end of the connecting pipe;
step two: and polish to the drilling of spread groove downside and the lower extreme inner wall of connecting pipe with the polisher, it is smooth to polish drilling and connecting pipe downside inner wall:
step three: fixing an electromagnet in an installation box of the connecting pipe, fixedly connecting the spring piece with the first electrode plate and the second electrode plate with the inner wall of the connecting pipe, connecting the first electrode plate with the electromagnet, and connecting the second electrode plate with a power supply;
step four: placing the connecting rod into the connecting pipe, fixing the piston and the extrusion plate with the lower end and the upper end of the connecting rod respectively, sleeving a rubber ring on the side end of the piston, and arranging springs between the two sides of the lower end of the extrusion plate and the installation box;
step five: fixing an air bag in the middle of a fixing plate, communicating the upper side of the air bag with a through hole in the middle of the fixing plate, fixing a telescopic corrugated pipe with a connecting block at the upper end of the fixing plate, connecting the lower end of the fixing plate with an extrusion plate in a sliding manner, and fixedly connecting the fixing plate with a connecting pipe;
step six: fixing the connecting pipe in the drilling below the connecting groove, rotationally connecting the sealing plate with the left side of the connecting groove, fixing the sealing protrusion at the lower end of the sealing plate opposite to the sealing concave surface, laying sealing rubber on the inner wall of the sealing concave surface, and finishing the assembly.
Compared with the prior art, the invention has the beneficial effects that: when the gas pressure in the lead-acid battery becomes large, the piston can be jacked up, the piston is moved to the upper end of a discharge port, the extrusion block is moved to the position of the spring piece to extrude the spring piece, so that the spring piece is deformed, the first electrode plate is contacted with the second electrode plate, the power supply of the electromagnet is switched on, the electromagnet generates suction to the iron plate, the iron plate is adsorbed to the electromagnet, the extrusion plate at the upper end of the connecting rod extrudes the air bag in the fixing plate to extrude air in the air bag into the telescopic corrugated pipe, the telescopic corrugated pipe extends, the sealing plate is jacked up through the connecting block to discharge gas in the lead-acid battery, the sealing plate can seal the connecting groove, the sealing rubber fills a gap between the sealing bulge and the sealing concave surface, the sealing performance is increased again, and the gas outlet hole is prevented from; if the venthole blocks up when the inside gas of lead-acid batteries can't normally be discharged, the closing plate is in the open mode always, observes very easily, in time clears up the jam, and is safe more secure.
Drawings
FIG. 1 is a schematic diagram of a lead-acid battery protective battery case connection structure;
fig. 2 is a schematic view of the connection structure inside the connection pipe.
In the figure: the device comprises a battery shell 1, an electrolyte tank 2, a connecting pipe 3, an air outlet hole 4, a connecting groove 5, a sealing plate 6, a sealing bulge 7, a sealing concave surface 8, sealing rubber 9, a piston 10, a rubber ring 11, a connecting rod 12, an extrusion block 13, a spring plate 14, a first electrode plate 15, a second electrode plate 16, an installation box 17, an electromagnet 18, an iron plate 19, an extrusion plate 20, a fixing plate 21, an air bag 22, a telescopic corrugated pipe 23, a connecting block 24 and an air outlet 25.
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. 1-2, the present invention provides a technical solution: a protective battery case of a valve-controlled closed lead-acid storage battery comprises a battery case 1, an electrolyte tank 2 is arranged in the middle of the battery case 1, a connecting pipe 3 is arranged in the middle of the upper portion of the battery case 1, the lower portion of the connecting pipe 3 is communicated with the electrolyte tank 2, a piston 10 is connected in the connecting pipe 3 in a sliding mode, a rubber ring 11 is arranged at the side end of the piston 10, the sealing performance is improved, when the air pressure in the lead-acid storage battery is increased, the piston 10 is pushed to move in the connecting pipe 3, the rubber ring 11 is filled in a gap between the piston 10 and the connecting pipe 3, a connecting rod 12 is fixedly connected in the middle of the upper end of the piston 10, an extrusion block 13 is fixedly connected to the left side of the connecting rod 12, the side end of the extrusion block 13 is of an arc-shaped structure, an extrusion plate 20 is fixedly connected, the middle of the connecting pipe 3 is fixedly connected with mounting boxes 17 at two sides of the connecting rod 12, an opening is arranged at the lower side of each mounting box 17, and an electromagnet 18 is fixedly connected with the middle of each mounting box 17.
The left side fixedly connected with spring leaf 14 that is located connecting rod 12 in the middle of connecting pipe 3, spring leaf 14 side fixedly connected with first electrode piece 15, the inner wall of connecting pipe 3 just is to spring leaf 14 fixedly connected with second electrode piece 16, second electrode piece 16 and power electric connection, the inside gas of lead-acid batteries jack-up piston 10, remove piston 10 to the upper end of discharge port 25, extrusion piece 13 removes spring leaf department this moment, extrude spring leaf 14, make spring leaf 14 warp, contact first electrode piece 15 and second electrode piece 16.
Connecting pipe 3's upper end fixedly connected with fixed plate 21, the upper end of fixed plate 21 and the 3 level settings of connecting pipe, fixed plate 21 is the type of falling U structure, stripper plate 20 sliding connection is in fixed plate 21, be equipped with gasbag 22 between stripper plate 20 and the fixed plate 21, gasbag 22's upside and the inner wall fixed connection of fixed plate 21, the centre of fixed plate 21 is equipped with the through-hole, gasbag 22 and through-hole intercommunication, connecting rod 12 drives stripper plate 20 and removes together when removing, stripper plate 20 slides in fixed plate 21, extrude gasbag 22.
Be equipped with bellows 23 in the spread groove 5, the lower extreme and the fixed plate 21 fixed connection of bellows 23, bellows 23 passes through-hole and gasbag 22 intercommunication, the upper end fixedly connected with connecting block 24 of bellows 23, connecting block 24 is the hemisphere structure, connecting block 24 is located the stair structure's of spread groove 5 below when bellows 23 contracts, avoid bringing the influence to the sealed of closing plate 6, the air in the gasbag 22 is extruded into bellows 23, bellows 23 extends, jack-up closing plate 6 through connecting block 24.
Battery case 1 is located the right side of connecting pipe 3 and is equipped with venthole 4, the right side of connecting pipe 3 is equipped with gas vent 25, gas vent 25 and 4 intercommunications of venthole, the upside of venthole 4 is equipped with sealed concave surface 8, sealed concave surface 8 is the hemisphere structure, be equipped with sealing rubber 9 on the inner wall of sealed concave surface 8, closing plate 6 just is equipped with sealed arch 7 to sealed concave surface 8 department, sealed arch 7 is the hemisphere structure, closing plate 6 is by the jack-up back, sealed arch 7 breaks away from sealed concave surface 8, venthole 4 is opened, gas is discharged along venthole 4, closing plate 6 can seal spread groove 5, sealing rubber 9 is filled the gap between sealed arch 7 and the sealed concave surface 8, increase the leakproofness once more, through the double seal protection, avoid venthole 4 to be blockked up.
A manufacturing method of a protective battery shell of a valve-controlled closed lead-acid storage battery comprises the following steps:
the method comprises the following steps: the battery case 1 and the connecting pipe 3 are cast and molded through a mold, a drilling hole with the same diameter as that of the connecting pipe 3 is drilled below the connecting groove 5 in the middle of the battery case 1 through a drilling machine, an air outlet 4 is drilled below the sealing concave surface 8, and an air outlet 25 is drilled at the side end of the connecting pipe 3;
step two: and polish to the drilling of spread groove 5 downside and the lower extreme inner wall of connecting pipe 3 with the polisher, it is smooth to polish drilling and the 3 downside inner walls of connecting pipe:
step three: fixing an electromagnet 18 in an installation box 17 of the connecting pipe 3, fixedly connecting the spring piece 14 with the first electrode plate 15 and the second electrode plate 16 with the inner wall of the connecting pipe 3, connecting the first electrode plate 15 with the electromagnet 18, and connecting the second electrode plate 16 with a power supply;
step four: placing a connecting rod 12 into the connecting pipe 3, fixing a piston 10 and an extrusion plate 20 with the lower end and the upper end of the connecting rod 12 respectively, sleeving a rubber ring 11 on the side end of the piston 10, and arranging springs between the two sides of the lower end of the extrusion plate 20 and an installation box 17;
step five: fixing the air bag 22 in the middle of the fixing plate 21, communicating the upper side of the air bag 22 with a through hole in the middle of the fixing plate 21, fixing the telescopic bellows 23 with the connecting block 24 at the upper end of the fixing plate 21, slidably connecting the lower end of the fixing plate 21 with the extrusion plate 20, and fixedly connecting the fixing plate 21 with the connecting pipe 3;
step six: fixing the connecting pipe 3 in the drilling below the connecting groove 5, rotationally connecting the left sides of the sealing plate 6 and the connecting groove 5, fixing the sealing bulge 7 at the position of the sealing concave surface 8 just at the lower end of the sealing plate 6, laying sealing rubber 9 on the inner wall of the sealing concave surface 8, and finishing the assembly.
The working principle is as follows: when the internal gas pressure of the lead-acid battery becomes large, the piston 10 can be jacked up to slide in the connecting pipe 3, the piston 10 is moved to the upper end of the discharge port 25, the extrusion block 13 is moved to the position of the spring piece 14 at the moment, the spring piece 14 is extruded, the spring piece 14 is deformed, the first electrode piece 15 is contacted with the second electrode piece 16, the power supply of the electromagnet 18 is switched on, the electromagnet 18 generates suction to the iron plate 19, the iron plate 19 is adsorbed on the electromagnet 18, the extrusion plate 20 at the upper end of the connecting rod 12 slides in the fixing plate 21 at the moment, the air bag 22 in the fixing plate 21 is extruded, the air in the air bag 22 is extruded into the expansion corrugated pipe 23, the expansion corrugated pipe 23 is extended, the sealing plate 6 is jacked up through the connecting block 24, the sealing protrusion 7 is separated from the sealing concave.
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 a valve accuse formula airtight lead acid battery protective battery case, includes battery case (1), its characterized in that: the middle of the battery case (1) is provided with an electrolyte tank (2), the middle of the upper part of the battery case (1) is provided with a connecting pipe (3), the lower part of the connecting pipe (3) is communicated with the electrolyte tank (2), a piston (10) is connected in the connecting pipe (3) in a sliding manner, the side end of the piston (10) is provided with a rubber ring (11), the rubber ring (11) is filled in a gap between the piston (10) and the connecting pipe (3), the middle of the upper end of the piston (10) is fixedly connected with a connecting rod (12), the left side of the connecting rod (12) is fixedly connected with an extrusion block (13), the side end of the extrusion block (13) is of an arc structure, the upper side of the connecting rod (12) is fixedly connected with an extrusion plate (20), the middle of the upper end of the battery case (1) is provided with a connecting groove (5) with, the left side of spread groove (5) is rotated and is connected with closing plate (6), the centre of connecting pipe (3) is located both sides of connecting rod (12) all fixedly connected with install bin (17), the downside of install bin (17) is equipped with the opening, the centre fixedly connected with electro-magnet (18) of install bin (17).
2. The protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein: the improved electrode plate connecting device is characterized in that a spring piece (14) is fixedly connected to the left side of the connecting rod (12) in the middle of the connecting pipe (3), a first electrode plate (15) is fixedly connected to the side end of the spring piece (14), a second electrode plate (16) is fixedly connected to the inner wall of the connecting pipe (3) opposite to the spring piece (14), and the second electrode plate (16) is electrically connected with a power supply.
3. The protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein: the connecting rod (12) is located and all fixedly connected with iron plates (19) on two sides of the upper end of the extrusion block (13), the iron plates (19) are opposite to the electromagnet (18), the electromagnet (18) is electrically connected with the first electrode plate (15), and springs are arranged between two sides of the lower end of the extrusion plate (20) and the installation box (17).
4. The protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein: the upper end fixedly connected with fixed plate (21) of connecting pipe (3), the upper end and the connecting pipe (3) level of fixed plate (21) set up, fixed plate (21) are the type of falling U structure, stripper plate (20) sliding connection is in fixed plate (21), be equipped with gasbag (22) between stripper plate (20) and fixed plate (21), the upside of gasbag (22) and the inner wall fixed connection of fixed plate (21), the centre of fixed plate (21) is equipped with the through-hole, gasbag (22) and through-hole intercommunication.
5. The protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein: be equipped with bellows (23) in spread groove (5), the lower extreme and fixed plate (21) fixed connection of bellows (23), bellows (23) are through-hole and gasbag (22) intercommunication, the upper end fixedly connected with connecting block (24) of bellows (23), connecting block (24) are the hemisphere body structure, connecting block (24) are located the stair structure's of spread groove (5) below when bellows (23) shrink.
6. The protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein: the battery case is characterized in that an air outlet hole (4) is formed in the right side, located on the connecting pipe (3), of the battery case (1), an air outlet (25) is formed in the right side of the connecting pipe (3), the air outlet hole (25) is communicated with the air outlet hole (4), a sealing concave surface (8) is arranged on the upper side of the air outlet hole (4), the sealing concave surface (8) is of a hemispherical structure, sealing rubber (9) is arranged on the inner wall of the sealing concave surface (8), a sealing bulge (7) is arranged at the position, right opposite to the sealing concave surface (8), of the sealing plate (6), and the sealing bulge (7) is.
7. The manufacturing method of the protective battery case of the valve-regulated closed lead-acid storage battery according to claim 1, wherein the manufacturing method comprises the following steps: the method comprises the following steps:
the method comprises the following steps: the battery case (1) and the connecting pipe (3) are cast and molded through a mold, a drill hole with the same diameter as that of the connecting pipe (3) is drilled below the connecting groove (5) in the middle of the battery case (1) through a drilling machine, an air outlet hole (4) is drilled below the sealing concave surface (8), and an air outlet (25) is drilled at the side end of the connecting pipe (3);
step two: and polish to the drilling of spread groove (5) downside and the lower extreme inner wall of connecting pipe (3) with the polisher, polish drilling and connecting pipe (3) downside inner wall smooth:
step three: fixing an electromagnet (18) in an installation box (17) of the connecting pipe (3), fixedly connecting a spring piece (14) with a first electrode plate (15) and a second electrode plate (16) with the inner wall of the connecting pipe (3), connecting the first electrode plate (15) with the electromagnet (18), and connecting the second electrode plate (16) with a power supply;
step four: placing a connecting rod (12) into a connecting pipe (3), fixing a piston (10) and an extrusion plate (20) with the lower end and the upper end of the connecting rod (12) respectively, sleeving a rubber ring (11) on the side end of the piston (10), and arranging springs between the two sides of the lower end of the extrusion plate (20) and an installation box (17);
step five: fixing an air bag (22) in the middle of a fixing plate (21), communicating the upper side of the air bag (22) with a through hole in the middle of the fixing plate (21), fixing a telescopic corrugated pipe (23) with a connecting block (24) at the upper end of the fixing plate (21), connecting the lower end of the fixing plate (21) with an extrusion plate (20) in a sliding manner, and fixedly connecting the fixing plate (21) with a connecting pipe (3);
step six: fixing connecting pipe (3) in the drilling of spread groove (5) below, rotating the left side of closing plate (6) and spread groove (5) and connecting, closing plate (6) lower extreme is just to sealed concave surface (8) fixed seal arch (7), lays sealing rubber (9) on the inner wall of sealed concave surface (8), and the equipment is accomplished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490193.5A CN112736362B (en) | 2020-12-17 | 2020-12-17 | Protective battery case of valve-controlled closed lead-acid storage battery and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490193.5A CN112736362B (en) | 2020-12-17 | 2020-12-17 | Protective battery case of valve-controlled closed lead-acid storage battery and manufacturing method thereof |
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| CN112736362A true CN112736362A (en) | 2021-04-30 |
| CN112736362B CN112736362B (en) | 2023-01-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114069168A (en) * | 2021-10-29 | 2022-02-18 | 惠州锂威新能源科技有限公司 | Lithium battery liquid injection hole structure and liquid injection method thereof |
| CN114300758A (en) * | 2021-12-31 | 2022-04-08 | 湖北卓能电源有限公司 | Lead-acid battery with protection function applied to complex environment |
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| CN208489323U (en) * | 2018-05-22 | 2019-02-12 | 天能集团（河南）能源科技有限公司 | A kind of AGM valve-regulated lead-acid battery sealing structure |
| CN208753410U (en) * | 2018-08-06 | 2019-04-16 | 惠州市银基电池配件有限公司 | A kind of self-bleeding battery safety valve of high pressure |
| CN110416466A (en) * | 2018-04-27 | 2019-11-05 | 江苏同科蓄电池股份有限公司 | A kind of valve-control storage battery with New-type safety valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110416466A (en) * | 2018-04-27 | 2019-11-05 | 江苏同科蓄电池股份有限公司 | A kind of valve-control storage battery with New-type safety valve |
| CN208489323U (en) * | 2018-05-22 | 2019-02-12 | 天能集团（河南）能源科技有限公司 | A kind of AGM valve-regulated lead-acid battery sealing structure |
| CN208753410U (en) * | 2018-08-06 | 2019-04-16 | 惠州市银基电池配件有限公司 | A kind of self-bleeding battery safety valve of high pressure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069168A (en) * | 2021-10-29 | 2022-02-18 | 惠州锂威新能源科技有限公司 | Lithium battery liquid injection hole structure and liquid injection method thereof |
| CN114069168B (en) * | 2021-10-29 | 2023-08-01 | 惠州锂威新能源科技有限公司 | Lithium battery liquid injection hole structure and liquid injection method thereof |
| CN114300758A (en) * | 2021-12-31 | 2022-04-08 | 湖北卓能电源有限公司 | Lead-acid battery with protection function applied to complex environment |
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| Publication number | Publication date |
|---|---|
| CN112736362B (en) | 2023-01-24 |
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