CN215418511U - Welding structure of battery pole - Google Patents
Welding structure of battery pole Download PDFInfo
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- CN215418511U CN215418511U CN202121763844.3U CN202121763844U CN215418511U CN 215418511 U CN215418511 U CN 215418511U CN 202121763844 U CN202121763844 U CN 202121763844U CN 215418511 U CN215418511 U CN 215418511U
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- pole
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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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Abstract
The utility model provides a welding structure of a battery pole, which is used for carrying out a heat sealing process on the pole and a battery cover of a lead-acid battery, wherein the lead-acid battery comprises a battery box body, the battery cover arranged above the battery box body and the pole extending outwards from the battery box body through the battery cover, the battery cover comprises the pole, the battery cover and a positioning lug, the battery cover is provided with a heat sealing groove extending upwards from the battery cover and used for filling insulating glue, a pole through hole is arranged in the heat sealing groove, and a limiting groove is arranged on the bottom surface of the heat sealing groove and is positioned on one side of the pole through hole; the positioning lug comprises a positioning part, a limiting part and a connecting part, one end of the positioning part is connected with one end of the limiting part, and the other end of the limiting part is connected with the connecting part; the lowest end of the connecting part is higher than the uppermost end of the heat-sealing groove; the positioning part is provided with a positioning through hole which is arranged corresponding to the pole, and one end of the pole penetrates through the pole through hole and the positioning through hole to extend out; the utility model can quickly position the pole of the battery when the pole of the lead-acid battery is thermally sealed.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a welding structure of a battery pole.
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; and leading out a lead wire electrically connected with the pole in the pole sealing glue after the heat sealing is finished.
However, when the conventional lead-acid battery is used for heat-sealing the pole column, the pole column may be deviated, and if the pole column through hole on the corresponding battery cover is set to be closer to the pole column in size for positioning the pole column, the insulating glue may overflow during the sealing process.
Disclosure of Invention
The utility model provides a welding structure of a battery pole, which can quickly position the lead-acid battery pole.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a welded structure of battery utmost point post for lead-acid batteries's utmost point post carries out the heat-seal technology with the battery cover, and lead-acid batteries includes the battery box, sets up the battery cover of battery box top and passes the outside utmost point post that extends of battery cover from the battery box, including utmost point post, battery cover and location utmost point ear, be equipped with on the battery cover and upwards extend from the battery cover and form the heat-seal groove that is used for pouring into the insulating cement, be equipped with utmost point post through-hole in the heat-seal inslot, at the bottom surface in heat-seal groove and be located the spacing groove of utmost point post through-hole one side.
The positioning lug comprises a positioning part, a limiting part and a connecting part, one end of the positioning part is connected with one end of the limiting part, and the other end of the limiting part is connected with the connecting part; the lowest end of the connecting part is higher than the uppermost end of the heat-sealing groove; the positioning portion is provided with a positioning through hole corresponding to the pole, and one end of the pole penetrates through the pole through hole and extends out of the positioning through hole.
According to the arrangement, when the heat sealing process is carried out on the polar column and the battery cover of the lead-acid battery, the battery cover is firstly buckled on the battery box body, the polar column penetrates through the battery cover, the positioning polar lug is placed in the heat sealing groove corresponding to the limiting groove, and meanwhile, the polar column penetrates through the positioning through hole in the positioning polar lug, so that the polar column can be quickly positioned; then, carrying out heat sealing treatment on the pole through a flame spray gun; finally, pouring insulating glue into the heat seal groove, and exposing the positioning lug outside the insulating glue for connecting a lead; like this, it is effectual to the location of utmost point post, efficiency when can improve lead acid battery utmost point post heat-seal simultaneously.
Furthermore, two opposite side walls on one side of the pole through hole in the heat seal groove respectively extend to the other side wall to form a limiting bulge, two limiting bulges are arranged on two side walls in the hot air groove, a gap is arranged between the two limiting bulges on each side wall, and a limiting groove is formed in the gap; above setting, through set up spacing protruding formation spacing groove in the heat-seal inslot, the spacing groove is spacing effectual to the direction of location utmost point ear, simple structure, and the installation of being convenient for fixes a position utmost point ear to efficiency when improving the heat-seal of lead acid battery utmost point post.
Furthermore, two sides of the limiting part are respectively provided with a positioning bulge which extends outwards; above setting, the protruding clearance that forms respectively of spacing on location arch and the both sides face forms spacing groove cooperation, carries on spacingly to the location utmost point ear, can reduce spacing required material of portion simultaneously to reduce cost.
Furthermore, the two limiting bulges on the same side wall are arranged in parallel, the length of the two limiting bulges on the same side wall is the same, the limiting bulge on one side wall is arranged corresponding to the limiting bulge on the other side wall, and the distance between the limiting bulge on one side wall and the limiting bulge on the other side wall corresponding to the limiting bulge on one side wall is arranged corresponding to the width of the positioning part; above setting, can carry out spacing direction to the location portion of location utmost point ear between two spacing archs near utmost point post through-hole one side for location utmost point ear installation is more convenient, accurate.
Furthermore, the bottom surface of the heat seal groove is provided with a through hole inclined plane which extends towards the central axis of the pole through hole; according to the arrangement, after the heat-sealing treatment is completed, when the insulating glue is poured into the heat-sealing groove, and the insulating glue in a molten state on the inclined surface of the through hole flows towards the pole through hole, the flow speed of the insulating glue in the pole through hole can be increased by the inclined surface of the through hole, so that the insulating glue is prevented from overflowing the heat-sealing groove; and meanwhile, an attachment surface is provided on one side of the pole through hole, which is far away from the heat seal groove, so that the insulating glue is prevented from directly dropping into the battery box body, the volume in the battery box body is reduced, and the amount of sulfuric acid which can be added by the battery in subsequent processes is reduced.
Furthermore, a process through hole is formed in the limiting part; in this way, the material required for positioning the tab can be reduced, thereby reducing costs.
Furthermore, a lead through hole is formed in the connecting part; therefore, on one hand, the material needed for positioning the tab can be reduced, and the cost is reduced; on the other hand, when the pole lug is connected with the wire through hole, the guide can penetrate through the wire through hole and then is wound and fixedly connected with the pole lug.
Furthermore, the end face of the pole far away from one end of the battery box body is an inclined plane; according to the arrangement, when the post is subjected to heat sealing treatment by spraying of a flame spray gun, on one hand, because the end surface of the pole is an inclined surface, when the pole is in a liquid state by hot melting, the original end surface of the pole is in a molten state, after the original end surface of the pole is molten, the current end surface of the pole is still the inclined surface, the original end surface of the pole in the molten state can flow along the current end surface of the pole which is not molten yet, can flow towards the through hole of the pole more quickly, is in contact with the battery cover, and is fixed after cooling; on the other hand, the terminal surface of the pole is obliquely arranged, so that materials required by the pole can be reduced, and the cost is reduced.
Furthermore, one end of the positioning part is obliquely or vertically connected with one end of the limiting part, and the other end of the limiting part is obliquely connected with the connecting part; above setting, pouring into the insulating cement in the heat-seal inslot, the location utmost point ear leaks outside the insulating cement for be formed with the clearance between connecting portion and the insulating cement, leave the clearance and be convenient for connect the lead wire.
Drawings
Fig. 1 is a schematic view of a local structure of a pole with a positioning tab and another pole without a positioning tab according to the present invention.
Fig. 2 is a schematic perspective view of a positioning tab in the present invention.
Fig. 3 is a schematic view of a partial structure of the utility model after the insulating glue is poured.
Fig. 4 is a partially enlarged schematic view of a portion a of fig. 1.
In the reference symbols:
1-battery box.
2-battery cover, 21-heat sealing groove, 22-pole through hole, 221-through hole inclined plane, 23-limiting groove and 231-limiting protrusion.
3-pole.
4-positioning lug, 41-positioning part, 411-positioning through hole, 42-limiting part, 421-positioning bulge, 422-process through hole, 43-connecting part and 431-lead through hole.
5-insulating glue.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a welding structure of a battery post is used for performing a heat sealing process on a post 3 and a battery cover 2 of a lead-acid battery, the lead-acid battery includes a battery case 1, a battery cover 2 disposed above the battery case 1, and a post 3 extending from the battery case 1 through the battery cover 2, the welding structure of the battery post includes the post 3, the battery cover 2, and a positioning tab 4, a heat seal groove 21 extending from the battery cover 2 in a direction away from the battery case 1 and used for filling insulating glue is formed on the battery cover 2, a post through hole 22 is disposed in the heat seal groove 21, and a limit groove 23 is disposed on one side of the post through hole 22 and on the bottom surface of the heat seal groove 21.
The positioning tab 4 comprises a positioning part 41, a limiting part 42 and a connecting part 43, one end of the positioning part 41 is obliquely or vertically connected with one end of the limiting part 42, and the other end of the limiting part 42 is obliquely connected with the connecting part 43; the lowermost end of the connecting portion 43 is higher than the uppermost end of the heat-seal groove 21; insulating glue is poured into the heat-sealing groove 21, the positioning lug 4 is leaked outside the insulating glue, so that a gap is formed between the connecting part 43 and the insulating glue, and the gap is reserved for connecting a lead conveniently; the positioning portion 41 is provided with a positioning through hole 411 corresponding to the pole 3, and one end of the pole 3 passes through the pole through hole 22 and the positioning through hole 411 to extend out.
According to the arrangement, when the heat sealing process is carried out on the polar column 3 and the battery cover 2 of the lead-acid battery, firstly, the battery cover 2 is buckled on the battery box body 1, the polar column 3 penetrates through the battery cover 2, the positioning polar lug 4 is placed in the heat sealing groove 21 corresponding to the limiting groove 23, and meanwhile, the polar column 3 penetrates through the positioning through hole 411 on the positioning polar lug 4, so that the polar column 3 can be quickly positioned; then, carrying out heat sealing treatment on the pole 3 through a flame spray gun; finally, pouring insulating glue into the heat-sealing groove 21, and exposing the positioning lug 4 outside the insulating glue for connecting a lead; like this, the location effect to utmost point post 3 is good, efficiency when can improving lead acid battery utmost point post 3 heat-seal simultaneously.
The heat seal groove 21 is characterized in that limiting protrusions 231 respectively extend into the heat seal groove on two opposite side walls on one side of the pole through hole 22, two limiting protrusions 231 extending towards the other side wall are arranged on each side wall of the two side walls, a gap is formed between the two limiting protrusions 231 on each side wall, and the gaps formed by the limiting protrusions 231 on the two side walls are the limiting grooves 23; above setting, forming the spacing groove 23 through setting up spacing arch 231 in heat-seal groove 21, spacing groove 23 is spacing effectual to the direction of location utmost point ear 4, simple structure, and the installation of being convenient for fixes a position utmost point ear 4 to improve the efficiency when lead-acid batteries utmost point post 3 heat-seals.
Two sides of the limiting part 42 are respectively provided with a positioning bulge 421 formed by extending outwards; with the above arrangement, the positioning protrusions 421 are matched with the limiting grooves 23 on the two side walls to limit the positioning tabs 4, and meanwhile, the material required by the limiting part 42 can be reduced, so that the cost is reduced.
The two limiting protrusions 231 on the same side wall are arranged in parallel, the protruding lengths of the two limiting protrusions 231 on the same side wall are the same, the limiting protrusion 231 on one side wall is arranged corresponding to the limiting protrusion 231 on the other side wall, and the distance between the limiting protrusion 231 on one side wall and the limiting protrusion 231 on the other side wall corresponding to the limiting protrusion 231 on one side wall is arranged corresponding to the width of the positioning part 41; above setting, can carry out spacing direction to location portion 41 of location utmost point ear 4 between two spacing archs 231 near utmost point post through-hole 22 one side for location utmost point ear 4 installs more conveniently, and is accurate.
The bottom surface of the heat-sealing groove is provided with a through hole inclined surface 221 which extends towards the central axis of the pole through hole 22; according to the arrangement, after the heat-sealing treatment is completed, when the insulating glue is filled into the heat-sealing groove 21, and when the insulating glue in a molten state flows to the pole through hole 22, the through hole inclined surface 221 can improve the flowing speed of the insulating glue in the pole through hole 22, so that the insulating glue is prevented from overflowing the heat-sealing groove 21; meanwhile, an attachment surface is provided on one side of the pole through hole 22, which is far away from the heat seal groove 21, so that the insulating glue is prevented from directly dropping into the battery box body 1, the volume in the battery box body 1 is reduced, and the amount of sulfuric acid which can be added into the battery in the subsequent process is reduced.
The limiting part 42 is provided with a process through hole 422; in this way, the material required for positioning the tab 4 can be reduced, thereby reducing the cost.
The connecting part 43 is provided with a lead through hole 431; in this way, on the one hand, the material required for positioning the tab 4 can be reduced, thereby reducing the cost; the wire vias 431, on the other hand, facilitate connection with wires.
The end face of the pole 3 at one end far away from the battery box body 1 is an inclined plane; according to the arrangement, when the post is subjected to heat sealing treatment by spraying of a flame spray gun, on one hand, because the end surface of the pole 3 is an inclined surface, when the pole is in a liquid state by hot melting, the original end surface of the pole 3 is changed into a molten state, after the original end surface of the pole 3 is molten, the current end surface of the pole 3 is still the inclined surface, the original end surface of the pole 3 in the molten state can flow along the current end surface of the pole 3 which is not molten yet, can flow towards the pole through hole 22 more quickly, is in contact with the battery cover 2, and is fixed after cooling; on the other hand, the end face of the pole 3 is obliquely arranged, so that the material required by the pole 3 can be reduced, and the cost is reduced.
Claims (9)
1. The utility model provides a welded structure of battery utmost point post for lead-acid batteries's utmost point post carries out heat-seal technology with the battery cover, and lead-acid batteries includes the battery box, sets up the battery cover of battery box top and passes the outside utmost point post that extends of battery cover from the battery box, its characterized in that: the battery cover is provided with a heat sealing groove which extends upwards from the battery cover and is used for pouring insulating glue, a pole through hole is arranged in the heat sealing groove, and a limiting groove is arranged on the bottom surface of the heat sealing groove and is positioned on one side of the pole through hole;
the positioning lug comprises a positioning part, a limiting part and a connecting part, one end of the positioning part is connected with one end of the limiting part, and the other end of the limiting part is connected with the connecting part; the lowest end of the connecting part is higher than the uppermost end of the heat-sealing groove; the positioning portion is provided with a positioning through hole corresponding to the pole, and one end of the pole penetrates through the pole through hole and extends out of the positioning through hole.
2. The welding structure of a battery post according to claim 1, characterized in that: the relative both sides wall in heat-seal inslot on utmost point post through-hole one side extends to another lateral wall respectively and has spacing arch, all is equipped with two spacing archs on the wall of hot-blast inslot both sides, is equipped with the clearance between the two spacing archs on each lateral wall, and the clearance forms the spacing groove.
3. The welding structure of a battery post according to claim 2, characterized in that: and two sides of the limiting part are respectively provided with a positioning bulge formed by extending outwards.
4. The welding structure of a battery post according to claim 2, characterized in that: two spacing archs parallel arrangement on same lateral wall, and two spacing bellied protruding length on same lateral wall are the same, and spacing arch on a lateral wall and the corresponding setting of spacing arch on the opposite lateral wall, and spacing arch on a lateral wall and the spacing distance between the spacing arch that corresponds with spacing arch on a lateral wall on another lateral wall correspond the width setting of location portion.
5. The welding structure of a battery post according to claim 1, characterized in that: the bottom surface of the heat seal groove is provided with an inclined plane which extends towards the central axis of the pole through hole.
6. The welding structure of a battery post according to claim 1, characterized in that: and the limiting part is provided with a process through hole.
7. The welding structure of a battery post according to claim 1, characterized in that: the connecting part is provided with a lead through hole.
8. The welding structure of a battery post according to claim 1, characterized in that: the terminal surface of the terminal pole at the end far away from the battery box body is an inclined plane.
9. The welding structure of a battery post according to claim 1, characterized in that: one end of the positioning part is obliquely or vertically connected with one end of the limiting part, and the other end of the limiting part is obliquely connected with the connecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121763844.3U CN215418511U (en) | 2021-07-30 | 2021-07-30 | Welding structure of battery pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121763844.3U CN215418511U (en) | 2021-07-30 | 2021-07-30 | Welding structure of battery pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215418511U true CN215418511U (en) | 2022-01-04 |
Family
ID=79654839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121763844.3U Active CN215418511U (en) | 2021-07-30 | 2021-07-30 | Welding structure of battery pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215418511U (en) |
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2021
- 2021-07-30 CN CN202121763844.3U patent/CN215418511U/en active Active
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