CN116487832A - Storage battery with polar plate in multi-lug structure and horizontally placed - Google Patents
Storage battery with polar plate in multi-lug structure and horizontally placed Download PDFInfo
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- CN116487832A CN116487832A CN202310600755.4A CN202310600755A CN116487832A CN 116487832 A CN116487832 A CN 116487832A CN 202310600755 A CN202310600755 A CN 202310600755A CN 116487832 A CN116487832 A CN 116487832A
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- 238000003860 storage Methods 0.000 title claims abstract description 17
- 238000003466 welding Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000011084 recovery Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910001128 Sn alloy Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
- 238000005266 casting Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000019635 sulfation Effects 0.000 description 3
- 238000005670 sulfation reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004200 deflagration Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009827 uniform distribution 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
- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
-
- 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
- H01M10/058—Construction or manufacture
-
- 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention relates to a storage battery with a polar plate in a multi-lug structure and horizontally placed, which is characterized in that: the battery comprises a battery shell and a battery cover arranged at the upper end of the battery shell, wherein end pole posts are symmetrically arranged in the battery cover, and pole groups are stored in the battery shell; the polar groups are all horizontally placed; the electrode group comprises a plurality of positive plates and negative plates which are alternately stacked, lugs between the positive plates and the negative plates are mutually reversely arranged, lug ends of the positive plates and lug ends of the negative plates are connected with bus bars, the lugs of the positive plates are connected with the bus bars through safety devices, the lugs of the negative plates are welded with the bus bars, and the bus bars are respectively converged and connected to the terminal pole.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a storage battery with a polar plate horizontally arranged in a multi-polar ear structure.
Background
The utility model provides a battery in the market, battery inside polar group includes positive plate, negative plate and glass fiber baffle, separate with glass fiber diaphragm between positive plate and negative plate, can prevent that the battery positive plate from switching on and shorting out, the acidizing fluid in the current battery is because the effect of gravity and down motion, lead to the acid density of battery upper and lower part to change, a long time, the lower part produces acid concentration difference easily on polar plate, thereby lead to the imbalance of battery reaction, the acidizing fluid density of bottom is higher than the acidizing fluid density on battery upper portion, can lead to the utilization ratio of the active material of polar plate to drop, cause the positive negative polar plate to take place irreversible sulfation, influence battery's life, lithium cell's material electrochemical property has decided its energy density big, but energy density is a double-edged sword, he has the possibility of deflagrating simultaneously because its energy density is big, can produce a large amount of heat when charging and discharging, if the temperature is too high leads to the battery inner structure impaired, electrochemical reaction is irreversible even can take place to deflagrate, condition such as conflagration, in the prior art, only through increasing a fuse in battery group or single battery's outside, it is easy to lose efficacy to take place, it is bad to produce the problem that the battery is bad even when the polar plate is placed to be normal to the normal, the problem is solved to the battery is that the battery is bad in the equipment is placed to the normal level.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a storage battery with a polar plate horizontally arranged in a multi-polar ear structure.
The invention adopts the following technical scheme: the storage battery comprises a battery shell and a battery cover arranged at the upper end of the battery shell, wherein terminal polar posts are symmetrically arranged in the battery cover, and a polar group is stored in the battery shell; the terminal post 3 is copper tinned or silver-plated; the pole groups are of 2X3 structure and are horizontally arranged; the electrode group comprises a plurality of positive plates and negative plates which are alternately stacked, a separator is arranged between the positive plates and the negative plates, the separator is made of AGM, PVC or PE materials, a plurality of lugs are symmetrically welded on the positive plates and the negative plates respectively, and the lugs between the positive plates and the negative plates are mutually reversely arranged;
the utility model discloses a battery pack, including positive plate, negative plate, busbar, safety device, positive plate, busbar, electrode lug of positive plate with the lug end of negative plate all is connected with the busbar, the lug of positive plate pass through safeties with the busbar is connected, protects the positive plate and the negative plate of every relative setting alone, the lug of negative plate with the busbar welding, the busbar is collected respectively and is connected to on the terminal post.
Preferably, the electrode group includes 8 positive electrode plates and 9 negative electrode plates, and the separator is partitioned between the positive electrode plates and the negative electrode plates.
In the present invention, a plurality of holes corresponding to the shape of the lugs of the negative plate or the safety device are provided in the busbar in sequence from top to bottom, and the number of the holes corresponds to the number of the positive plate and the negative plate, respectively.
Preferably, the tab width of the positive electrode plate and the negative electrode plate is 4-12mm.
Preferably, the distance between the tabs symmetrically arranged on the positive electrode plate and the negative electrode plate is 60mm.
Preferably, the tab and the busbar are electrically connected through a patch fuse, and two ends of the patch fuse are welded with the tab and the busbar respectively.
Preferably, the tab and the busbar are electrically connected through a laminated self-recovery fuse, and two ends of the laminated self-recovery fuse are welded with the tab and the busbar respectively.
Compared with the prior art, the storage battery with the polar plate horizontally placed in the multi-polar ear structure has the beneficial effects that:
according to the invention, the electrode plates at the lower part of the battery are uniformly soaked in electrolyte as a whole through the design that the electrode plates are horizontally placed, so that sulfation of all the electrode plates caused by acid liquor layering in the battery can be avoided compared with the electrode plates which are vertically arranged, and the service life and the working efficiency of the lead-acid storage battery are effectively improved.
According to the invention, the positive electrode lugs and the negative electrode lugs are led out reversely, and the plurality of electrode lugs are respectively arranged to reduce internal resistance, so that the purpose of uniform current distribution during heavy current discharge is realized, and the temperature distribution is more uniform.
The invention protects the positive plate and the negative plate which are connected in series and parallel through the safety device, and automatically cuts off connection when the single positive plate and the single negative plate are abnormal, thereby preventing the single positive plate and the single negative plate from influencing the whole electrode group work when the single positive plate and the single negative plate are abnormal and damaged, not influencing the whole power output of the battery, ensuring the normal use of the battery, prolonging the service life of the battery and effectively reducing the probability of deflagration caused by short circuit or overshoot.
The invention also provides a manufacturing method of the storage battery with the polar plate being of the multi-polar ear structure and horizontally placed, which is used for the storage battery with the multi-polar ear structure and comprises the following steps:
a. symmetrically welding upper lugs on the positive plate and the negative plate respectively, and sequentially superposing a plurality of positive plates, the partition plates and the negative plates to form a pole group;
b. the pole groups are horizontally arranged and are sequentially and reversely stacked in the vertical direction to form a 2X3 pole group;
c. the electrode lugs of the positive plate extending from two sides of the electrode group are welded with a safety device through resistance spot welding in sequence, the electrode lugs of the safety device and the negative plate are welded with a bus bar through hole grooves, and the extending bus bars are respectively welded with end electrode posts;
d. and placing the electrode group into a battery shell, injecting electrolyte, respectively placing slot cover glue and a sealing ring on the battery shell and the terminal post, and closing a battery cover to seal.
In the step a, the positive plate and the negative plate are processed by adopting a slice continuous casting and rolling continuous extrusion continuous coating mode according to the required design size, and the method has the characteristics of high production efficiency, stable quality and low material consumption, is suitable for mass production, and in the step c, a plurality of bus bars are welded with a plurality of lugs into a whole by adopting pure lead or lead-tin alloy, so that the contact resistance of a joint surface is reduced, and the conductivity is enhanced.
The manufacturing method for the storage battery with the polar plate horizontally placed in the multi-polar ear structure has the beneficial effects that: compared with the prior art, the positive plate and the negative plate adopt slice punching sheets, the method has the characteristics of high production efficiency, stable quality and low material consumption, is suitable for mass production, and is characterized in that the positive plate and the negative plate are symmetrically welded with the upper lugs respectively, the lugs are horizontally placed between the lugs and are sequentially and reversely stacked in the vertical direction to form a 2X3 pole group, so that a 12V battery pack is formed by serial-parallel connection, the lugs extending from two sides of the pole group are sequentially welded with a safety device through resistance spot welding in a way of the resistance spot welding, the operation is quick, welding wires and welding rods or gas are not consumed, the production cost is reduced, the bus bar is integrally welded with a plurality of lugs through pure lead or lead-tin alloy, the contact resistance of a connecting surface is reduced, and the conductivity is enhanced.
Drawings
FIG. 1 is a schematic view of a battery case according to the present invention;
FIG. 2 is a schematic view of a pole group structure according to the present invention;
FIG. 3 is a schematic front view of a pole group structure according to the present invention;
FIG. 4 is a schematic side view of a pole group structure according to the present invention;
fig. 5 is a schematic top view of a pole group structure according to the present invention.
In the figure: 1. a battery case; 2. a battery cover; 3. an end pole; 4. a pole group; 5. a positive plate; 6. a negative plate; 7. a tab; 8. a safety device; 9. a busbar; 10. a hole groove; 11. a partition board.
Detailed Description
In order that the invention may be more fully understood, a more particular description of the invention will be rendered by reference to the appended drawings, in which several embodiments of the invention are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in this description of the invention are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.
Embodiment one:
referring to fig. 1-5, the invention provides a storage battery with a polar plate horizontally arranged in a multi-lug structure, which comprises a battery shell 1 and a battery cover 2 arranged at the upper end of the battery shell, wherein end polar posts 3 are symmetrically arranged in the battery cover 2, and a polar group 4 is stored in the battery shell 1; the end pole 3 is copper tinned or silvered, is used for isolating air, protecting copper materials from external corrosion, improving welding performance and decoration performance of workpieces at the same time, the pole group 4 is composed of pole groups 4 with a 2X3 structure, the pole groups 4 are connected in series and parallel to form a 12V battery pack, the pole groups 4 are horizontally placed, so that the whole pole plate at the lower part of the battery is uniformly soaked in electrolyte, sulfation caused by acid liquor layering in the battery is avoided, the service life and the working efficiency of a lead-acid battery are effectively improved, the pole groups 4 comprise a plurality of positive pole plates 5 and negative pole plates 6 which are alternately stacked, a partition 11 is arranged between the positive pole plates 5 and the negative pole plates 6, the partition 11 is made of AGM, PVC or PE materials, the advantages of high-speed discharge, cyclic optimization, electrolyte layering resistance and the like are achieved, the positive pole plates 5 and the negative pole plates 6 are symmetrically welded with a plurality of pole lugs 7 respectively, the pole lugs 7 between the positive pole plates 5 and the negative pole plates 6 are reversely arranged mutually, the positive pole lugs 7 and the negative pole lugs 7 are reversely led out mutually, and the plurality of pole lugs 7 are respectively arranged mutually, so that the purpose of reducing internal resistance and uniform distribution of current is achieved when large current is realized; the utility model discloses a battery, including positive plate 5, negative plate 6, busbar 9, safety device 8, positive plate 5, busbar 9, 7 with the 7 end of the tab of negative plate 6 all is connected with busbar 9, the tab 7 of positive plate 5 pass through safeties 8 with busbar 9 is connected, protects separately positive plate 5 and negative plate 6 of every relative setting, the tab 7 of negative plate 6 with busbar 9 welding, busbar 9 is collected respectively and is connected to on the terminal post 3, influences holistic utmost point crowd 4 work when preventing single positive plate 5 and negative plate 6 unusual and damage to do not influence the holistic power output of battery, guarantee the normal use of battery.
In this embodiment, please refer to fig. 2, 3 and 5, the electrode group 4 includes 8 positive electrode plates 5 and 9 negative electrode plates 6, the separator 11 is separated between the positive electrode plates 5 and the negative electrode plates 6, and the positive electrode plates 5 are sandwiched between the negative electrode plates 6 due to different heat generating degrees and expansion of the positive electrode plates 5 and the negative electrode plates 6, so that the discharge of both sides of the positive electrode plates is uniform, and the active materials are prevented from falling off due to arch deformation caused by expansion of the active materials when the positive electrode plates 5 work, a plurality of holes 10 corresponding to the shapes of the lugs 7 of the negative electrode plates 6 or the safety device 8 are sequentially arranged in the busbar 9 from top to bottom, and the number of the holes 10 corresponds to the number of the positive electrode plates 5 and the negative electrode plates 6, so that the lugs 7 and the safety device 8 are welded more tightly and stably, and the circuit break caused by falling off is effectively prevented.
In this embodiment, please refer to fig. 5, the width of the tab 7 of the positive electrode plate 5 and the negative electrode plate 6 is 4-12mm, so as to ensure the contact area between the tab 7 and the electrode plate, and the larger the connection sectional area is, the larger the allowed current is, so as to reduce the current density born by the tab 7, effectively reduce the heat generated by the battery, protect the electrode plate of the lithium battery, the distance between the tabs 7 symmetrically arranged on the positive electrode plate 5 and the negative electrode plate 6 is 60mm, optimize the design of the position of the tab 7, and reduce the ohmic internal resistance of the battery by the proper position of the tab 7, and reduce the temperature rise of the battery in high-rate discharge.
In this embodiment, please refer to fig. 3, the tab 7 is electrically connected with the busbar 9 through a patch fuse, two ends of the patch fuse are respectively welded with the tab 7 and the busbar 9, so as to protect the serial-parallel positive electrode plate 5 and the serial-parallel negative electrode plate 6, and because the energy density of the battery is relatively high, the battery is automatically disconnected when the temperature or the current of the single positive electrode plate 5 and the single negative electrode plate 6 is abnormal, so that the operation of the whole electrode group 4 is prevented from being influenced when the single positive electrode plate 5 and the single negative electrode plate 6 are abnormal and damaged, the whole power output of the battery is not influenced, the service life of the battery is prolonged, and the deflagration probability caused by short circuit or overshoot is effectively reduced.
In this embodiment, please refer to fig. 3, the tab 7 is electrically connected with the busbar 9 through a laminated self-recovery fuse, two ends of the laminated self-recovery fuse are welded with the tab 7 and the busbar 9 respectively, the series-parallel positive electrode plate 5 and negative electrode plate 6 are protected by the resistance rise of the laminated self-recovery fuse, and the current and the resistance of the laminated self-recovery fuse automatically recover to a normal state after the short circuit or abnormal current release of the electrode plates, so that the laminated self-recovery fuse has the characteristics of being recoverable, repeatedly used, safe and reliable, and the service efficiency of the battery is ensured.
The invention also provides a manufacturing method of the storage battery with the polar plate being of the multi-polar ear structure and horizontally placed, which is used for the storage battery with the multi-polar ear structure and comprises the following steps:
a. symmetrically welding upper lugs 7 on the positive plate 5 and the negative plate 6 respectively, and sequentially superposing a plurality of positive plates 5, the separator 11 and the negative plates 6 to form a pole group 4;
b. the pole groups 4 are horizontally arranged and are sequentially and reversely stacked in the vertical direction to form 2X3 pole groups 4;
c. the electrode lugs 7 of the positive electrode plates 5 extending from two sides of the electrode group 4 are welded with the safety device 8 through resistance spot welding in sequence, the safety device 8 and the electrode lugs 7 of the negative electrode plates 6 are welded with the bus bars 9 through the hole grooves 10, and the extending bus bars 9 are respectively welded with the terminal electrode posts 3;
d. the electrode group 4 is placed in the battery shell 1 and electrolyte is injected, the battery shell 1 and the terminal post 3 are respectively placed with a groove cover glue and a sealing ring, and the battery cover 2 is closed for sealing.
In the step a, the positive plate 5 and the negative plate 6 are processed in a continuous casting, rolling and continuous casting and continuous coating mode according to the required design size, and the method has the characteristics of high production efficiency, stable quality and low material consumption, and is suitable for mass production.
In the step c, the busbar 9 is welded and fused with a plurality of tabs by adopting pure lead or lead-tin alloy, so that the contact resistance of the joint surface is reduced, the conductivity is enhanced, the contact resistance of the joint surface is reduced, and the conductivity is enhanced.
While the invention has been described above with reference to the accompanying drawings, it is to be understood that the invention is not limited to the above embodiments, but is capable of being used in other applications, including battery inner electrode group 1*6 structure, more than 2 multipole lugs, and multi-busbar structure, as long as the insubstantial modifications of the method concept and technical solution of the invention are adopted, or the concept and technical solution of the invention are directly applied to other applications without modification, which are within the scope of the invention.
Claims (10)
1. The utility model provides a polar plate is multipolar ear structure level and places battery which characterized in that: the battery comprises a battery shell (1) and a battery cover (2) arranged at the upper end of the battery shell, wherein end polar posts (3) are symmetrically arranged in the battery cover (2), and a polar group (4) group is stored in the battery shell (1);
the terminal post (3) is copper tinned or silver plated;
the pole group (4) is composed of pole groups (4) with a 2X3 structure, and the pole groups (4) are horizontally arranged;
the electrode group (4) comprises a plurality of positive plates (5) and negative plates (6) which are alternately stacked, a separator (11) is arranged between the positive plates (5) and the negative plates (6), the separator (11) is made of AGM, PVC or PE materials, a plurality of lugs (7) are symmetrically welded on the positive plates (5) and the negative plates (6) respectively, and the lugs (7) between the positive plates (5) and the negative plates (6) are mutually reversely arranged;
the utility model discloses a battery pack, including positive plate (5), negative plate (6), positive plate (5), busbar (9), safety device (8), electrode lug (7) of positive plate (5) with electrode lug (7) end of negative plate (6) all is connected with busbar (9), electrode lug (7) of positive plate (5) pass through safeties (8) with busbar (9) are connected, protect separately positive plate (5) and negative plate (6) that every set up relatively, electrode lug (7) of negative plate (6) with busbar (9) welding, busbar (9) are collected respectively and are connected to on terminal post (3).
2. The battery of claim 1, wherein the battery is horizontally disposed in a multi-lug configuration, and wherein: the electrode group (4) comprises 8 positive plates (5) and 9 negative plates (6), and the separator (11) is separated between the positive plates (5) and the negative plates (6).
3. A plate according to claim 1 or 2, for a horizontally placed battery of multipolar ear construction, characterized in that: a plurality of holes (10) corresponding to the lugs (7) of the negative plates (6) or the safeties (8) are sequentially formed in the busbar (9) from top to bottom, and the number of the holes (10) corresponds to the number of the positive plates (5) and the number of the negative plates (6) respectively.
4. The battery of claim 1, wherein the battery is horizontally disposed in a multi-lug configuration, and wherein: the widths of the lugs (7) of the positive plate (5) and the negative plate (6) are 4-12mm.
5. The battery of claim 4, wherein the battery is horizontally disposed in a multi-lug configuration, and wherein: the distance between the electrode lugs (7) symmetrically arranged on the positive plate (5) and the negative plate (6) is 60mm.
6. The battery of claim 1, wherein the battery is horizontally disposed in a multi-lug configuration, and wherein: the electrode lug (7) is electrically connected with the busbar (9) through a patch fuse, and two ends of the patch fuse are respectively welded with the electrode lug (7) and the busbar (9).
7. The battery of claim 1, wherein the battery is horizontally disposed in a multi-lug configuration, and wherein: the electrode lugs (7) are electrically connected with the bus bars (9) through laminated self-recovery fuses, and two ends of each laminated self-recovery fuse are welded with the electrode lugs (7) and the bus bars (9) respectively.
8. A manufacturing method for a storage battery with a polar plate in a multi-lug structure and horizontally placed is characterized by comprising the following steps:
a. symmetrically welding upper lugs (7) on the positive plates (5) and the negative plates (6) respectively, and sequentially superposing a plurality of positive plates (5), the partition plates (11) and the negative plates (6) to form a pole group (4);
b. the pole groups (4) are horizontally arranged and are sequentially and reversely stacked in the vertical direction to form a 2X3 pole group (4);
c. the electrode lugs (7) of the positive electrode plates (5) extending from two sides of the electrode group (4) are welded with the safety device (8) through resistance spot welding in sequence, the electrode lugs (7) of the safety device (8) and the negative electrode plates (6) are welded with the bus bars (9) through the hole grooves (10), and the extending bus bars (9) are welded with the terminal electrode posts (3) respectively;
d. the electrode group (4) is placed in the battery shell (1) and electrolyte is injected, slot cover glue and a sealing ring are respectively placed on the battery shell (1) and the terminal electrode post (3), and the battery cover (2) is closed for sealing.
9. The method for manufacturing the storage battery with the polar plate horizontally placed in the multi-polar ear structure according to claim 8, wherein the method comprises the following steps: the positive plate (5) and the negative plate (6) are processed according to the required design size, and the grid is formed by adopting a gravity casting, net drawing or continuous rolling and continuous punching mode.
10. The method for manufacturing the storage battery with the polar plate horizontally placed in the multi-polar ear structure according to claim 8, wherein the method comprises the following steps: the busbar (9) is formed by adopting pure lead or lead-tin alloy cast welding or welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310600755.4A CN116487832A (en) | 2023-05-24 | 2023-05-24 | Storage battery with polar plate in multi-lug structure and horizontally placed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310600755.4A CN116487832A (en) | 2023-05-24 | 2023-05-24 | Storage battery with polar plate in multi-lug structure and horizontally placed |
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| Publication Number | Publication Date |
|---|---|
| CN116487832A true CN116487832A (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310600755.4A Pending CN116487832A (en) | 2023-05-24 | 2023-05-24 | Storage battery with polar plate in multi-lug structure and horizontally placed |
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| CN (1) | CN116487832A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118352657A (en) * | 2024-06-11 | 2024-07-16 | 旭派电源有限公司 | Horizontal battery terminal post structure |
-
2023
- 2023-05-24 CN CN202310600755.4A patent/CN116487832A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118352657A (en) * | 2024-06-11 | 2024-07-16 | 旭派电源有限公司 | Horizontal battery terminal post structure |
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