CN217983510U - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN217983510U CN217983510U CN202221994881.XU CN202221994881U CN217983510U CN 217983510 U CN217983510 U CN 217983510U CN 202221994881 U CN202221994881 U CN 202221994881U CN 217983510 U CN217983510 U CN 217983510U
- Authority
- CN
- China
- Prior art keywords
- battery pack
- battery
- assembly
- monomer
- protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 239000000178 monomer Substances 0.000 claims description 29
- 238000003466 welding Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a battery pack belongs to electric tool technical field, has solved the problem that battery pack battery capacity is little among the prior art, the assembly is inconvenient, life is short, including the protection electroplax, protection electroplax surface is equipped with first battery pack, second battery pack, third battery pack and fourth battery pack through positive negative pole head and the tail electric connection. The utility model arranges the assembled battery components into the shell to improve the whole capacity of the battery pack; the battery packs are electrically connected into a whole through the positive electrode and the negative electrode and are connected and assembled with the protective electric plate, so that the convenience and the connection stability of the battery pack assembly are improved, and the production and assembly efficiency is improved; utilize the heat absorption membrane to absorb the operating heat that the battery package produced, the casing forms the outside protection to the battery package, makes the battery package possess good waterproof performance concurrently have heat dispersion simultaneously, extension battery package life.
Description
Technical Field
The utility model belongs to the technical field of electric tool, specifically speaking especially relates to a battery pack.
Background
A battery PACK, also called a battery PACK, is an assembled battery formed by assembling a plurality of battery PACKs and a plurality of bus circuit boards, and is widely used in power supply devices for electric bicycles, resistance bicycles, and electric vehicles, and the battery PACK increases the output voltage by increasing the number of cells connected in series and increases the battery capacity by increasing the number of cells connected in parallel. The battery pack is characterized in that the single batteries are connected or connected with a plurality of connecting circuit boards mostly through a complex welding process, so that the assembly process needs a plurality of procedures, the assembly convenience is poor, meanwhile, the electric core in the battery pack can generate heat in the discharging process, if the heat can not be timely emitted, the normal use of the battery pack can be influenced, the discharging capacity of the battery pack is weakened, the service life of the battery pack is shortened, and even safety accidents can be caused.
Disclosure of Invention
The utility model aims at providing a battery package that battery is capacious, the assembly is convenient, long service life to the not enough that prior art exists.
In order to realize the technical purpose, the utility model discloses the technical scheme that the battery package adopted does:
the utility model provides a battery pack, includes the protection electroplax, the protection electroplax surface is equipped with first battery pack, second battery pack, third battery pack and fourth battery pack through positive negative pole end to end electric connection, first battery pack and second battery pack all include a plurality of battery monomer that closely laminate into trapezoidal shape and distribute, two battery monomer A faces are all closely adjacent among first battery pack and the second battery pack, and three battery monomer B faces are all closely adjacent, two battery monomer A faces are all closely adjacent among third battery pack and the fourth battery pack, and two battery monomer B faces are all closely adjacent, and single battery monomer A face is all closely adjacent to two battery monomer B faces, battery monomer A face forms the negative pole end through spot welding, and battery monomer B face forms the positive pole end through spot welding.
Preferably, a protection electric plate temperature control line is arranged between the protection electric plate and the first battery assembly, the second battery assembly, the third battery assembly and the fourth battery assembly.
Preferably, the bottom of the protection electric plate is connected with the first battery pack, the second battery pack, the third battery pack and the fourth battery pack through fixing glue.
Preferably, the first battery pack and the second battery pack have the same structure, and the third battery pack and the fourth battery pack have the same structure.
Preferably, the end of the protection electric plate is provided with a charging and discharging port line.
Preferably, the protection electric plate, the first battery assembly, the second battery assembly, the third battery assembly and the fourth battery assembly are integrally arranged in the shell after being sleeved with the heat absorption film.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model arranges the assembled battery components into the shell to improve the whole capacity of the battery pack; the battery packs are electrically connected into a whole through the positive electrode and the negative electrode and are connected and assembled with the protective electric plate, so that the convenience and the connection stability of the battery pack assembly are improved, and the production and assembly efficiency is improved; utilize the heat absorption membrane to absorb the operating heat that the battery package produced, the casing forms the outside protection to the battery package, makes the battery package possess good waterproof performance concurrently have heat dispersion simultaneously, extension battery package life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of a first battery assembly, a second battery assembly, a third battery assembly and a fourth battery assembly in the present invention;
FIG. 3 is a schematic structural diagram of a fourth assembly of the present invention;
fig. 4 is a schematic structural diagram of the heat absorbing film of the present invention.
In the figure: 1. a protective electric board; 2. a first battery assembly; 3. a second battery assembly; 4. a third battery assembly; 5. a fourth battery assembly; 6. a battery cell A surface; 7. a battery monomer B surface; 8. a charge and discharge port line; 9. a heat absorbing film; 10. a housing.
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. 1-4, a battery pack comprises a protection electric plate 1, wherein the surface of the protection electric plate 1 is provided with a first battery assembly 2, a second battery assembly 3, a third battery assembly 4 and a fourth battery assembly 5 which are electrically connected from the head to the tail of a positive electrode and a negative electrode, the first battery assembly 2 and the second battery assembly 3 are identical in structure, the first battery assembly 2 and the second battery assembly 3 respectively comprise a plurality of battery monomers which are tightly attached to form a trapezoidal distribution, two battery monomer A surfaces 6 in the first battery assembly 2 and the second battery assembly 3 are respectively tightly adjacent, three battery monomer B surfaces 7 are respectively tightly adjacent, the third battery assembly 4 and the fourth battery assembly 5 are identical in structure, two battery monomer A surfaces 6 in the third battery assembly 4 and the fourth battery assembly 5 are respectively tightly adjacent, two battery monomer B surfaces 7 are respectively tightly adjacent, the single battery monomer A surfaces 6 are respectively adjacent to the two battery monomer B surfaces 7, the battery monomer A surfaces 6 form a negative electrode ends through spot welding, the battery monomer B surfaces 7 form a positive electrode, the protection electric plate 1 and the protection electric plate 3 are connected with the third battery assembly 3 through spot welding, the battery assembly 3, the fourth battery assembly 5 and the battery assembly 5.
The end part of the protection electric plate 1 is provided with a charging and discharging port line 8, and the protection electric plate 1, the first battery pack 2, the second battery pack 3, the third battery pack 4 and the fourth battery pack 5 are integrally arranged in the shell 10 after being sleeved with a heat absorbing film 9. Through set up heat absorbing film 9 in casing 10, effectively absorb battery package operating heat, prevent that the inside heat of casing 10 is too high.
The utility model discloses during the assembly, with first battery pack 2, second battery pack 3, third battery pack 4 and the 5 end to end electric connection of fourth battery pack, realize the expansion of battery capacity, utilize the spot welder to protect electroplax 1 and a plurality of battery pack welding integrative afterwards, electric iron welding protection charge-discharge mouth line 8 utilizes comprehensive tester to test the battery package, beats behind the solid fixed glue in the cover membrane casing 10 of packing into again, realizes that the battery package is thermal-insulated waterproof.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A battery pack, includes protection electroplax, its characterized in that: the protection electroplax surface is equipped with first battery pack, second battery pack, third battery pack and fourth battery pack through positive negative pole end to end electric connection, first battery pack and second battery pack all include a plurality of battery monomer that closely laminate into trapezoidal form and distribute, two battery monomer A faces are all closely adjacent in first battery pack and the second battery pack, and three battery monomer B faces are all closely adjacent, two battery monomer A faces are all closely adjacent in third battery pack and the fourth battery pack, and two battery monomer B faces are all closely adjacent, and two battery monomer B faces of single battery monomer A face all are next-door-to-door two battery monomer B faces, battery monomer A face forms the negative pole end through spot welding, and battery monomer B face forms the positive terminal through spot welding.
2. The battery pack according to claim 1, wherein: and a protection electric plate temperature control line is arranged between the protection electric plate and the first battery assembly, the second battery assembly, the third battery assembly and the fourth battery assembly.
3. The battery pack according to claim 2, wherein: the bottom of the protection electric plate is connected with the first battery pack, the second battery pack, the third battery pack and the fourth battery pack through fixing glue.
4. The battery pack according to claim 3, wherein: the first battery pack and the second battery pack are identical in structure, and the third battery pack and the fourth battery pack are identical in structure.
5. The battery pack according to claim 1, wherein: and a charging and discharging port line is arranged at the end part of the protection electric plate.
6. The battery pack according to claim 1, wherein: the protection electroplax, the first battery pack, the second battery pack, the third battery pack and the fourth battery pack are integrally arranged in the shell after being sleeved with the heat absorption film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221994881.XU CN217983510U (en) | 2022-08-01 | 2022-08-01 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221994881.XU CN217983510U (en) | 2022-08-01 | 2022-08-01 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217983510U true CN217983510U (en) | 2022-12-06 |
Family
ID=84255261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221994881.XU Expired - Fee Related CN217983510U (en) | 2022-08-01 | 2022-08-01 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217983510U (en) |
-
2022
- 2022-08-01 CN CN202221994881.XU patent/CN217983510U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221206 |