CN218386136U - Universal type double-side welding clamp for cylindrical lithium ion battery module - Google Patents
Universal type double-side welding clamp for cylindrical lithium ion battery module Download PDFInfo
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- CN218386136U CN218386136U CN202222454609.9U CN202222454609U CN218386136U CN 218386136 U CN218386136 U CN 218386136U CN 202222454609 U CN202222454609 U CN 202222454609U CN 218386136 U CN218386136 U CN 218386136U
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- upper cover
- bottom plate
- battery module
- lithium ion
- ion battery
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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 two-sided welding jig of general type of cylinder type lithium ion battery module for centre gripping battery module, including anchor clamps body and upper cover, the anchor clamps body includes bottom plate and two at least curb plates, curb plate detachable installs the side portion of bottom plate, the upper cover with the curb plate is kept away from the tip butt joint of bottom plate sets up, just the upper cover with curb plate detachable connects, the battery module sets up the bottom plate with between the upper cover, just the both ends of battery module are embedded respectively the bottom plate with in the upper cover, the bottom plate with it all has the welding through-hole to cover on, the welding through-hole with anodal or the negative pole of battery aligns in the battery module. The universal type double-side welding clamp of the cylindrical lithium ion battery module can be used for replacing and adapting the cylindrical lithium ion battery modules of different models through simple adaptability, has better universality on the premise of ensuring stable clamping, and is beneficial to reducing the production cost.
Description
Technical Field
The utility model relates to a lithium ion battery makes relevant technical field, more accurate saying so relates to a two-sided welding jig of general type of cylinder type lithium ion battery module.
Background
With the gradual popularization of new energy, the application of the lithium ion battery is more and more extensive, and the lithium ion battery gradually replaces the leading position of the traditional lead acid battery by virtue of the advantages of small volume, light weight, environmental protection and reutilization. Lithium ion batteries are widely used not only in portable electronic devices such as mobile phones, digital video cameras, and portable computers, but also in large and medium-sized electric devices such as electric vehicles, electric bicycles, and electric tools, and have higher and higher requirements for the quality yield of lithium ion batteries. Because the capacity and the voltage of a single battery are limited, in the actual use process, the single battery needs to be subjected to resistance welding after being connected in series and in parallel to form a battery module, and two poles of the battery are respectively welded with the bus plates.
Welding operation of battery module is more difficult, need use welding jig when the welding, but because the structure overall dimension of battery module is various, need design a welding jig to each kind of battery module in the production process, welding jig's commonality is lower, has increased manufacturing cost.
Therefore, a welding fixture which can be adapted to different battery module welding requirements through simple adaptability change is needed in the field, so that the universality of the welding fixture is improved, and the production cost is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a two-sided welding jig of general type of cylinder type lithium ion battery module adopts the structural design that can dismantle the replacement to set up location structure to the structure of cylinder type lithium ion battery module, in order to improve the commonality when keeping the centre gripping firm.
In order to achieve the purpose, the utility model provides a two-sided welding jig of general type of cylinder type lithium ion battery module for centre gripping battery module, including anchor clamps body and upper cover, the anchor clamps body includes bottom plate and two at least curb plates, curb plate detachable installs the side portion of bottom plate, the upper cover with the curb plate is kept away from the tip butt joint of bottom plate sets up, just the upper cover with curb plate detachable connects, the battery module sets up the bottom plate with between the upper cover, just the both ends of battery module are embedded into respectively the bottom plate with in the upper cover, the bottom plate with it all has the welding through-hole to cover on, the welding through-hole with the positive pole or the negative pole of battery align in the battery module.
Preferably, the battery module comprises a battery pack formed by a plurality of batteries arranged in parallel, a bracket is respectively arranged on the positive side and the negative side of the battery pack, a bus bar is arranged at one end of the bracket far away from the battery pack, and the bus bar is in contact with the positive electrode or the negative electrode of the battery in the battery pack.
Preferably, the bottom plate is provided with a plurality of bottom plate welding through holes which are respectively aligned with the positive pole or the negative pole of the battery in the battery pack; the upper cover is provided with a plurality of upper cover welding through holes which are respectively aligned with the positive pole or the negative pole of the battery in the battery pack.
Preferably, a bottom plate groove is formed on one side of the bottom plate facing the upper cover, and the bracket on one side of the battery pack is mounted in the bottom plate groove when the battery module is mounted in the bottom plate; one side of the upper cover, which faces the bottom plate, is provided with an upper cover groove, and when the battery module is installed in the upper cover, the bracket on one side of the battery pack is installed in the upper cover groove.
Preferably, a plurality of bottom plate magnets are installed at the bottom of the bottom plate groove, and a plurality of upper cover magnets are installed at the bottom of the upper cover groove.
Preferably, one side of the bracket, which is far away from the battery pack, is provided with a plurality of square protrusions; the bottom of the bottom plate groove is provided with a plurality of bottom plate square grooves which are aligned with the square protrusions, and when the battery module is installed in the bottom plate, the square protrusions are embedded into the bottom plate square grooves; the bottom of the upper cover groove is provided with a plurality of upper cover square grooves, the upper cover square grooves are aligned with the square protrusions, and when the battery module is installed in the upper cover, the square protrusions are embedded into the upper cover square grooves.
Preferably, the side plates are detachably connected with the bottom plate through a plurality of bolts, and the bolts penetrate through the bottom plate and into the side plates.
Preferably, a plurality of snap assemblies are mounted on the exterior of the side plate, and the snap assemblies are simultaneously mounted in combination with the side portions of the upper cover.
Preferably, the top of the side plate is provided with a plurality of positioning pins, the side part of the upper cover is provided with a plurality of positioning holes, and the positioning holes are aligned with the positioning pins.
Compared with the prior art, the utility model discloses a two-sided welding jig of general type of cylinder type lithium ion battery module's advantage lies in: the universal double-sided welding fixture of the cylindrical lithium ion battery module can be adapted to cylindrical lithium ion battery modules of different models through simple adaptability replacement, has better universality on the premise of ensuring stable clamping, and is beneficial to reducing the production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of a universal double-sided welding fixture for clamping a battery module of a cylindrical lithium ion battery module.
Fig. 2 is a schematic structural view of a battery module clamped by the universal double-sided welding fixture of the cylindrical lithium ion battery module of the present invention.
As shown in fig. 3, the utility model relates to a schematic structural diagram of a clamp body of a universal double-sided welding clamp for cylindrical lithium ion battery modules.
Fig. 4 is a schematic bottom structure diagram of the clamp body of the universal double-sided welding clamp for cylindrical lithium ion battery modules of the present invention.
Fig. 5 is a schematic bottom structure diagram of the upper cover of the universal double-sided welding fixture for cylindrical lithium ion battery modules according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in fig. 1, the utility model provides a two-sided welding jig of general type of cylinder type lithium ion battery module is used for centre gripping battery module 2, including anchor clamps body and upper cover 13, the anchor clamps body includes bottom plate 11 and two at least curb plates 12, curb plate 12 detachable installs the side portion at bottom plate 11, the tip butt joint setting of bottom plate 11 is kept away from with curb plate 12 to upper cover 13, and upper cover 13 is connected with curb plate 12 detachable, battery module 2 sets up between bottom plate 11 and upper cover 13, and the both ends of battery module 2 imbed respectively in bottom plate 11 and upper cover 13, all have the welding through-hole on bottom plate 11 and the upper cover 13, the welding through-hole aligns with the positive pole or the negative pole of battery in the battery module 2. The universal double-sided welding fixture of the cylindrical lithium ion battery module can select the bottom plate 11, the side plate 12 and the upper cover 13 with corresponding sizes as required, and the universality is stronger.
Specifically, referring to fig. 2, the battery module 2 includes a battery pack 21 composed of a plurality of batteries arranged in parallel, a positive side and a negative side of the battery pack 21 are respectively provided with a bracket 22, one end of the bracket 22 away from the battery pack 21 is provided with a bus bar 23, and the bus bar 23 is in contact with a positive electrode or a negative electrode of the battery in the battery pack 21. Further, the side of the bracket 22 away from the battery pack 21 has a plurality of square protrusions 221.
Referring to fig. 3 and 4, the base plate 11 has a plurality of base plate welding through-holes 111, and the base plate welding through-holes 111 are aligned with the positive or negative electrodes of the cells in the battery pack 21, respectively. The side of the bottom plate 11 facing the upper cover 13 has a bottom plate recess 112, and the bracket 22 on the battery pack 21 side is fitted in the bottom plate recess 112 when the battery module 2 is fitted in the bottom plate 11. The bottom plate magnet 113 is arranged at the bottom of the bottom plate groove 112, and the bus bar 23 at one side of the battery pack 21 can be adsorbed at the bottom of the bottom plate groove 112 through the bottom plate magnet 113, so that dislocation during welding is prevented. Further, the bottom plate groove 112 has a plurality of bottom plate square grooves 114 at the bottom, the bottom plate square grooves 114 are aligned with the square protrusions 221, when the battery module 2 is mounted in the bottom plate 11, the square protrusions 221 are embedded in the bottom plate square grooves 114, further limiting is formed on the battery module 2, and clamping stability is improved.
The side plates 12 are detachably connected with the bottom plate 11 through a plurality of bolts 123, and the bolts 123 penetrate through the bottom plate 11 and penetrate into the side plates 12. Several snap assemblies 121 are installed outside the side plates 12, and the snap assemblies 121 are simultaneously installed in combination with the sides of the upper cover 13. Realize upper cover 13 and curb plate 12 detachable through buckle subassembly 121 and be connected, and easy dismounting is swift, and the connection is firm after the installation. Further, referring to fig. 5, the side plate 12 has a plurality of positioning pins 122 at the top thereof, and the upper cover 13 has a plurality of positioning holes 135 at the side thereof, wherein the positioning holes 135 are aligned with the positioning pins 122. By arranging the positioning pin 122 and the positioning hole 135, the upper cover 13 and the clamp body can be conveniently and fast installed by an operator.
Referring to fig. 5, the upper cover 13 has a plurality of upper cover welding through holes 131, and the upper cover welding through holes 131 are respectively aligned with the positive electrodes or the negative electrodes of the cells in the battery pack 21. The side of the upper cover 13 facing the bottom plate 11 has an upper cover groove 132, and the bracket 22 on the battery pack 21 side is fitted in the upper cover groove 132 when the battery module 2 is fitted in the upper cover 13. A plurality of upper cover magnets 133 are mounted at the bottom of the upper cover groove 132, and the bus bar 23 at one side of the battery pack 21 can be attracted to the bottom of the upper cover groove 132 by the upper cover magnets 133, thereby preventing dislocation during welding. Further, the bottom of the upper cover groove 132 is provided with a plurality of upper cover square grooves 134, the upper cover square grooves 134 are aligned with the square protrusions 221, when the battery module 2 is mounted in the upper cover 13, the square protrusions 221 are embedded into the upper cover square grooves 134, the battery module 2 is further limited, and the clamping stability is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a two-sided welding jig of general type of cylinder type lithium ion battery module for centre gripping battery module, a serial communication port, including anchor clamps body and upper cover, the anchor clamps body includes bottom plate and two at least curb plates, curb plate detachable installs the side portion of bottom plate, the upper cover with the curb plate is kept away from the tip butt joint of bottom plate sets up, just the upper cover with curb plate detachable connects, the battery module sets up the bottom plate with between the upper cover, just the both ends of battery module are embedded into respectively the bottom plate with in the upper cover, the bottom plate with all have the welding through-hole on the upper cover, the welding through-hole with anodal or the negative pole of battery align in the battery module.
2. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 1, wherein the battery module comprises a battery pack consisting of a plurality of batteries arranged in parallel, a bracket is respectively installed on the positive side and the negative side of the battery pack, a bus bar is arranged at one end of the bracket far away from the battery pack, and the bus bar is in contact with the positive electrode or the negative electrode of the battery in the battery pack.
3. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 2, wherein the base plate has a plurality of base plate welding through holes, and the base plate welding through holes are respectively aligned with the positive electrode or the negative electrode of the battery in the battery pack; the upper cover is provided with a plurality of upper cover welding through holes which are respectively aligned with the positive pole or the negative pole of the battery in the battery pack.
4. The universal double-sided welding fixture for cylindrical lithium ion battery modules according to claim 2, wherein the side of the base plate facing the upper cover is provided with a base plate groove, and the bracket at one side of the battery pack is mounted in the base plate groove when the battery module is mounted in the base plate; one side of the upper cover, which faces the bottom plate, is provided with an upper cover groove, and when the battery module is installed in the upper cover, the bracket on one side of the battery pack is installed in the upper cover groove.
5. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 4, wherein a plurality of bottom plate magnets are installed at the bottom of the bottom plate groove, and a plurality of upper cover magnets are installed at the bottom of the upper cover groove.
6. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 2, wherein the side of the bracket away from the battery pack has a plurality of square protrusions; the bottom plate groove is provided with a plurality of bottom plate square grooves, the bottom plate square grooves are aligned with the square protrusions, and when the battery module is installed in the bottom plate, the square protrusions are embedded into the bottom plate square grooves; the bottom of the upper cover groove is provided with a plurality of upper cover square grooves, the upper cover square grooves are aligned with the square protrusions, and when the battery module is installed in the upper cover, the square protrusions are embedded into the upper cover square grooves.
7. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 1, wherein the side plate is detachably connected with the bottom plate by a plurality of bolts, and a plurality of bolts penetrate through the bottom plate and into the side plate.
8. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 1, wherein a plurality of snap assemblies are mounted on the exterior of the side plate, and the snap assemblies are simultaneously mounted in combination with the side of the upper cover.
9. The universal double-sided welding fixture for cylindrical lithium ion battery modules as claimed in claim 1, wherein the top of the side plate has a plurality of positioning pins, and the side of the top cover has a plurality of positioning holes aligned with the positioning pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222454609.9U CN218386136U (en) | 2022-09-16 | 2022-09-16 | Universal type double-side welding clamp for cylindrical lithium ion battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222454609.9U CN218386136U (en) | 2022-09-16 | 2022-09-16 | Universal type double-side welding clamp for cylindrical lithium ion battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218386136U true CN218386136U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222454609.9U Active CN218386136U (en) | 2022-09-16 | 2022-09-16 | Universal type double-side welding clamp for cylindrical lithium ion battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218386136U (en) |
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2022
- 2022-09-16 CN CN202222454609.9U patent/CN218386136U/en active Active
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