CN216120612U - Lead-acid battery cover plate structure - Google Patents
Lead-acid battery cover plate structure Download PDFInfo
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- CN216120612U CN216120612U CN202121764977.2U CN202121764977U CN216120612U CN 216120612 U CN216120612 U CN 216120612U CN 202121764977 U CN202121764977 U CN 202121764977U CN 216120612 U CN216120612 U CN 216120612U
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- cover plate
- groove
- mounting
- battery cover
- lug
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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
Abstract
The utility model provides a lead-acid battery cover plate structure which is used for being buckled on a battery box body of a lead-acid battery and comprises a battery cover plate and an upper cover, wherein the upper cover is buckled on the battery cover plate; an injection hole is arranged on the battery cover plate, and a cover cap is correspondingly buckled on the injection hole; the injection hole is provided with an exhaust hole; the battery cover plate is provided with an installation lug, a containing groove formed by depression is arranged in the installation lug, and the injection hole is arranged in the containing groove; a limiting bump and an absorbing piece are arranged in the accommodating groove; the top surface of the limiting lug is lower than that of the mounting lug, and the top surface of the limiting lug is higher than or equal to the height of the top surface of the cap when the cap is buckled on the injection hole; the absorption piece is arranged in the containing groove; the mounting lug is provided with a mounting hole, the top surface of the mounting hole is higher than that of the limiting lug, and one side of the upper cover is provided with a mounting column corresponding to the mounting hole; the utility model has the advantage that the cap of the electrolyte injection hole is not easy to crush when the cap is covered on the lead-acid battery cover plate.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a lead-acid battery cover plate structure.
Background
The lead-acid battery mainly comprises a battery box body, a battery cover, positive and negative electrode plates, dilute sulfuric acid electrolyte, a partition plate and accessories; when assembling the battery, welding the polar plates into a polar group, and placing the polar group into a battery jar; the pole groups in the adjacent battery tanks are welded in the battery box body in a wall penetrating manner; covering the battery cover, wherein the positive and negative poles of the battery pole group extend out of the battery cover for heat sealing; leading out a lead electrically connected with the pole in the pole sealing glue after the heat sealing is finished; then, sulfuric acid is injected into the battery box body from an injection hole in the battery cover, and the injection hole is closed by a cap; because the lead-acid battery can generate gas, an exhaust hole is required to be arranged between the injection hole and the cover cap; and finally, sealing an upper cover on the battery cover, and coating glue on the upper cover to fix the upper cover and the battery cover through the glue.
However, in the prior art, when the upper cover seals the battery cover through glue, the battery cover needs to be pressed downwards with force, and the upper cover may explode the cover cap in the pressing process; in case explode the block cap pressure, the staff is difficult to discover, and like this, electrolyte flows out in the battery box easily to influence battery quality.
Disclosure of Invention
The utility model provides a lead-acid battery cover plate structure with a cover cap of an electrolyte injection hole not easy to damage.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a lead-acid battery cover plate structure is used for being buckled on a battery box body of a lead-acid battery and comprises a battery cover plate and an upper cover, wherein the upper cover is buckled on the battery cover plate; the battery cover plate is provided with more than two injection holes for injecting electrolyte into the battery box body, the injection holes penetrate through the battery cover plate, and the injection holes are correspondingly buckled with the cover caps; the injection hole is provided with an exhaust hole.
The battery cover plate is provided with an installation lug which extends from the battery cover plate to the direction far away from the battery box body, a containing groove which is formed by sinking the top surface of the installation lug to the direction of the battery box body is arranged in the installation lug, and the injection hole is arranged in the containing groove; the upper cover covers the whole accommodating groove.
More than one limiting bump and absorbing piece are arranged in the accommodating groove; the top surface of the limiting lug is lower than that of the mounting lug, and the top surface of the limiting lug is higher than or equal to the height of the top surface of the cap when the cap is buckled on the injection hole; the absorbing piece is arranged in the containing groove.
The mounting lug is provided with a mounting hole, the top surface of the side wall of the mounting hole is higher than that of the limiting lug, and one side of the upper cover is provided with a mounting column corresponding to the mounting hole.
According to the arrangement, in the process of assembling the lead-acid battery, after the electrolyte injection is completed, the cap is buckled corresponding to the injection hole, then the absorption piece is arranged in the containing cavity, then the mounting column on the upper cover is buckled on the mounting lug corresponding to the mounting hole, and at the moment, the bottom surface of the upper cover is abutted against the top surface of the limiting bulge in the containing cavity, so that the cap is prevented from being damaged by the upper cover; meanwhile, the glue consumption required by fixing the upper cover in the past is reduced, and the cost is reduced.
Further, the injection hole is arranged along the length direction of the accommodating groove; the absorption piece comprises a first absorption piece and a second absorption piece, and the first absorption piece is arranged between the injection hole and one side wall of the containing groove; the second absorption piece is arranged between the injection hole and the other side wall of the containing groove, and the first absorption piece and the second absorption piece are arranged oppositely and parallelly; above setting, first absorption piece and second absorption piece parallel arrangement are in the relative both sides of injection hole for first absorption piece and second absorption piece can be in time, fully absorb the electrolyte that overflows from the exhaust hole from injection hole both sides, make the electrolyte that overflows can not form local hydrops.
Furthermore, the limiting bulge extends upwards from the bottom surface of the accommodating groove, and a gap is formed between the side surface of the limiting bulge and the side surface of the accommodating groove; a first absorber is arranged in a gap between one side of the limiting bulge and the side wall of the accommodating groove; above setting, the clearance between spacing arch and the storage tank lateral wall can lead spacing to first receiver, can lead when assembling first receiver, and first receiver accomplishes spacing bellied lateral wall of assembly back and is spacing to first receiver, produces frictional force to first receiver when taking place to slide to it, prevents that it from taking place to slide for the better absorption of first receiver is from the electrolyte that the exhaust hole spilled over.
Furthermore, the mounting hole is formed in one side of the accommodating groove, and the mounting lug is recessed towards the battery box body at one side of the mounting hole close to the accommodating groove to form a first groove.
Furthermore, a second groove is formed in the side, provided with the absorption piece, of the accommodating groove and is recessed towards the direction of the battery box body, and an opening communicated with the accommodating groove and the second groove is formed in one side, close to the accommodating groove, of the second groove; the absorption piece is arranged at one side of the opening; the bottom surface of the second groove is higher than the bottom surface of the containing groove.
Furthermore, two mounting holes are arranged, and the second absorption piece is arranged between the two mounting holes; the first absorber is arranged on one side of the accommodating groove far away from the mounting hole; the first absorbent member length being greater than the second absorbent member length; in this way, the structure is made more compact.
Further, the length of the first absorber is larger than or equal to the distance between the outermost side walls of the injection holes at two ends of the accommodating cavity far away from one side of the mounting hole; therefore, the first absorber can absorb electrolyte overflowing from all the injection holes in the accommodating cavity.
Furthermore, an upper cover groove formed by sinking and extending towards the direction of the battery box body is arranged on the mounting lug corresponding to the upper cover; like this, when the upper cover lock was covered at the battery box, the upper cover recess provided the holding surface for the upper cover on the one hand, and on the other hand the upper cover recess still plays the spacing effect of direction to the upper cover.
Drawings
Fig. 1 is a schematic structural view of a battery cover plate according to the present invention.
Fig. 2 is a schematic structural view of the upper cover of the present invention.
Fig. 3 is a partial connection diagram of the upper cover of the battery box of the present invention when the upper cover is fastened to the cover of the battery box.
Reference numerals:
1-battery cover plate, 10-cover recess, 11-mounting projection, 111-mounting hole, 112-first recess, 113-second recess, 114-opening, 12-receiving groove, 13-limit projection, 141-first absorber, 142-second absorber.
2-upper cover, 21-mounting column and 3-cover cap.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, a lead-acid battery cover plate structure for being fastened on a battery box of a lead-acid battery comprises a battery cover plate 1 and an upper cover 2, wherein the upper cover 2 is fastened on the battery cover plate 1; the battery cover plate 1 is provided with more than two injection holes (not shown in the figure) for injecting electrolyte into the battery box body, the injection holes (not shown in the figure) penetrate through the battery cover plate 1, and the injection holes are correspondingly buckled with the caps 3; the injection hole is provided with an exhaust hole (not shown in the figure, which is prior art and will not be described in detail herein).
The battery cover plate 1 is provided with an installation lug 11 which extends from the battery cover plate 1 to the direction far away from the battery box body, a containing groove 12 which is formed by sinking the top surface of the installation lug 11 to the direction of the battery box body is arranged in the installation lug 11, and an injection hole is arranged in the containing groove 12; the size of the upper cover 2 is arranged corresponding to the containing groove 12.
More than one limiting bump 13 and absorbing piece are arranged in the containing groove 12; the top surface of the limit bump 13 is lower than the top surface of the mounting bump 11, and the top surface of the limit bump 13 is higher than or equal to the height of the top surface of the cap 3 when the cap 3 is buckled on the injection hole; the absorption member is disposed in the accommodation groove 12.
The mounting lug 11 is provided with a mounting hole 111, the top surface of the side wall of the mounting hole 111 is higher than the top surface of the limiting lug 13, and one side of the upper cover 2 is provided with a mounting column 21 corresponding to the mounting hole 111.
According to the arrangement, in the process of assembling the lead-acid battery, after the injection of the electrolyte is completed, the cap 3 is fastened corresponding to the injection hole, then the absorption piece is arranged in the containing cavity, then the mounting post 21 on the upper cover 2 is fastened on the mounting lug 11 corresponding to the mounting hole 111, and at the moment, the bottom surface of the upper cover 2 is abutted against the top surface of the limiting protrusion in the containing cavity, so that the cap 3 is prevented from being crushed by the upper cover 2; meanwhile, the glue consumption required by fixing the upper cover 2 in the past is reduced, and the cost is reduced.
The injection hole is arranged along the length direction of the accommodating groove 12; the absorbent members include a first absorbent member 141 and a second absorbent member 142, the first absorbent member 141 being disposed between the injection hole and a side wall of the accommodating groove 12; the second absorption member 142 is disposed between the injection hole and the other side wall of the accommodation groove 12, and the first absorption member 141 and the second absorption member 142 are disposed opposite and in parallel; above setting, first absorbing piece 141 and second absorbing piece 142 parallel arrangement are in the relative both sides of injection hole for first absorbing piece 141 and second absorbing piece 142 can be in time, fully absorb the electrolyte that overflows from the exhaust hole from injection hole both sides, make the electrolyte that overflows can not form local hydrops.
The limiting bulge extends upwards from the bottom surface of the accommodating groove 12, and a gap is formed between the side surface of the limiting bulge and the side surface of the accommodating groove 12; a first absorber 141 is arranged in a gap between one side of the limiting bulge and one side wall of the accommodating groove 12; above setting, the clearance between spacing arch and the storage tank 12 lateral wall can lead spacing to first absorber 141, can lead when assembling first absorber 141, and first absorber 141 accomplishes spacing bellied lateral wall of assembly back and is spacing to first absorber 141, and it produces frictional force to first absorber 141 when taking place to slide, prevents that it from taking place to slide for the better absorption of first absorber 141 is from the electrolyte that the exhaust hole spills over.
The mounting hole 111 is disposed at one side of the receiving groove 12, and the mounting protrusion 11 is recessed toward the battery case at one side of the mounting hole 111 close to the receiving groove 12 to form a first groove 112.
The mounting lug 11 is provided with a second groove 113 formed by sinking towards the direction of the battery box body at the side of the accommodating groove 12 provided with the absorption piece, and the second groove 113 is provided with an opening 114 communicating the accommodating groove 12 and the second groove 113 at the side close to the accommodating groove 12; the absorbent member is disposed at one side of the opening 114; the bottom surface of the second groove 113 is higher than the bottom surface of the receiving groove 12.
Two mounting holes 111 are provided, and the second absorption member 142 is disposed between the two mounting holes 111; the first absorber 141 is disposed at a side of the injection hole away from the mounting hole 111; the first absorbent member 141 has a length greater than the length of the second absorbent member 142; in this way, the structure is made more compact.
One end of the first absorber 141 is flush with the outermost side edge of the injection hole at one end in the accommodating cavity, and the other end of the first absorber 141 is flush with the outermost side edge of the injection hole at the other end on one side in the accommodating cavity, so that the length of the first absorber 141 is corresponding to the injection holes at the two ends in the accommodating cavity; in this way, the first absorber 141 can absorb the electrolyte overflowing from all the injection holes in the receiving cavity.
An upper cover groove 10 formed by sinking and extending towards the direction of the battery box body is arranged on the mounting lug 11 corresponding to the upper cover 2; like this, when upper cover 2 lock was covered at the battery box, upper cover recess 10 provided the holding surface for upper cover 2 on the one hand, and on the other hand upper cover recess 10 still plays the spacing effect of direction to upper cover 2.
Claims (8)
1. The utility model provides a lead acid battery cover plate structure for the lock is on lead acid battery's battery box, its characterized in that: the battery cover plate is buckled on the upper cover; the battery cover plate is provided with more than two injection holes for injecting electrolyte into the battery box body, the injection holes penetrate through the battery cover plate, and the injection holes are correspondingly buckled with the cover caps; the injection hole is provided with an exhaust hole;
the battery cover plate is provided with an installation lug which extends from the battery cover plate to the direction far away from the battery box body, a containing groove which is formed by sinking the top surface of the installation lug to the direction of the battery box body is arranged in the installation lug, and the injection hole is arranged in the containing groove; the upper cover covers the whole accommodating groove;
more than one limiting bump and absorbing piece are arranged in the accommodating groove; the top surface of the limiting lug is lower than that of the mounting lug, and the top surface of the limiting lug is higher than or equal to the height of the top surface of the cap when the cap is buckled on the injection hole; the absorption piece is arranged in the containing groove;
the mounting lug is provided with a mounting hole, the top surface of the side wall of the mounting hole is higher than that of the limiting lug, and one side of the upper cover is provided with a mounting column corresponding to the mounting hole.
2. The lead-acid battery cover plate structure of claim 1, wherein: the injection hole is arranged along the length direction of the accommodating groove; the absorption piece comprises a first absorption piece and a second absorption piece, and the first absorption piece is arranged between the injection hole and one side wall of the containing groove; the second absorption piece is arranged between the injection hole and the other side wall of the containing groove, and the first absorption piece and the second absorption piece are arranged oppositely and in parallel.
3. The lead-acid battery cover plate structure of claim 2, wherein: the limiting bulge is formed by extending upwards from the bottom surface of the accommodating groove, and a gap is formed between the side surface of the limiting bulge and the side surface of the accommodating groove; a first absorber is arranged in a gap between one side of the limiting bulge and one side wall of the accommodating groove.
4. The lead-acid battery cover plate structure of claim 1, wherein: the mounting hole is formed in one side of the containing groove, and the mounting lug is recessed towards the battery box body at one side of the mounting hole close to the containing groove to form a first groove.
5. The lead-acid battery cover plate structure of claim 2, wherein: the side, provided with the absorption piece, of the accommodating groove of the mounting lug is recessed towards the direction of the battery box body to form a second groove, and an opening communicated with the accommodating groove and the second groove is formed in one side, close to the accommodating groove, of the second groove; the absorption piece is arranged at one side of the opening; the bottom surface of the second groove is higher than the bottom surface of the containing groove.
6. The lead-acid battery cover plate structure of claim 2, wherein: the number of the mounting holes is two, and the second absorption piece is arranged between the two mounting holes; the first absorber is arranged on one side of the accommodating groove far away from the mounting hole; the first absorbent member has a length greater than the length of the second absorbent member.
7. The lead-acid battery cover plate structure of claim 6, wherein: the length of the first absorber is larger than or equal to the distance between the outermost walls of the injection holes at two ends of the accommodating cavity far away from one side of the mounting hole.
8. The lead-acid battery cover plate structure of claim 1, wherein: and an upper cover groove formed by sinking and extending towards the battery box body is arranged on the mounting lug corresponding to the upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121764977.2U CN216120612U (en) | 2021-07-30 | 2021-07-30 | Lead-acid battery cover plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121764977.2U CN216120612U (en) | 2021-07-30 | 2021-07-30 | Lead-acid battery cover plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216120612U true CN216120612U (en) | 2022-03-22 |
Family
ID=80724219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121764977.2U Active CN216120612U (en) | 2021-07-30 | 2021-07-30 | Lead-acid battery cover plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216120612U (en) |
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2021
- 2021-07-30 CN CN202121764977.2U patent/CN216120612U/en active Active
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