CN219937263U - Lithium battery pack and motor - Google Patents
Lithium battery pack and motor Download PDFInfo
- Publication number
- CN219937263U CN219937263U CN202321201262.5U CN202321201262U CN219937263U CN 219937263 U CN219937263 U CN 219937263U CN 202321201262 U CN202321201262 U CN 202321201262U CN 219937263 U CN219937263 U CN 219937263U
- Authority
- CN
- China
- Prior art keywords
- battery pack
- lithium battery
- lithium
- abutted
- motor
- Prior art date
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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 52
- 239000000463 material Substances 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000010413 gardening Methods 0.000 description 4
- JAYCNKDKIKZTAF-UHFFFAOYSA-N 1-chloro-2-(2-chlorophenyl)benzene Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1Cl JAYCNKDKIKZTAF-UHFFFAOYSA-N 0.000 description 3
- 101100084627 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) pcb-4 gene Proteins 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The embodiment of the utility model provides a lithium battery pack and a motor, and belongs to the technical field of battery pack design of electric tools. The lithium battery pack includes: the bottom of the battery pack positioned at one end is abutted with the top of the next battery pack, the top of the battery pack positioned at the other end is abutted with the bottom of the last battery pack, the top of the battery pack positioned between the two battery packs is abutted with the bottom of the last battery pack, and the bottom of the battery pack positioned between the two battery packs is abutted with the top of the next battery pack; the connecting sheets are arranged at the top and the bottom of each battery pack and are used for connecting the single batteries in the battery packs in series; the insulating sheets are arranged at the top and the bottom of each battery pack; the PCB is arranged on the side surface of the battery pack and is respectively connected with the connecting sheet; the motor base is arranged on the PCB and used for leading out positive and negative wiring of the battery pack; the electrode plate is electrically connected with the motor base. The utility model effectively improves the capacity of the lithium battery pack and enhances the strength of the lithium battery pack.
Description
Technical Field
The utility model relates to the technical field of battery pack design of electric tools, in particular to a lithium battery pack and a motor.
Background
With the continuous development of Chinese economy, more and more people pay attention to the maintenance of greening landscapes, and the gardening tools are integrated into families of most citizens nowadays, so that consumers can pay attention to energy consumption levels unlike purchasing large household appliances such as air conditioners, refrigerators and washing machines when purchasing the gardening tools, but pay more attention to functions and service lives of batteries, and pay less attention to prices. Batteries have a wide range of applications in gardens, both traditional lead-acid batteries and the more popular lithium batteries now being available for use in garden tools such as electric shears, saws, drills, hammers, etc.
However, the power consumption of the gardening tools is not at all inferior to that of large household appliances, and if the power consumption per unit time is compared, the power consumption capacity of the gardening tools exceeds that of the large household appliances, so that the battery capacity is important.
Disclosure of Invention
The utility model provides a lithium battery pack and a motor, which solve the problems of small battery capacity and low structural strength.
In order to achieve the above object, an aspect of the present utility model provides a lithium battery pack comprising:
the bottom of the battery pack positioned at one end is abutted with the top of the next battery pack, the top of the battery pack positioned at the other end is abutted with the bottom of the last battery pack, the top of the battery pack positioned between the two battery packs is abutted with the bottom of the last battery pack, and the bottom of the battery pack positioned between the two battery packs is abutted with the top of the next battery pack;
the connecting sheets are arranged at the top and the bottom of each battery pack and are used for connecting the single batteries in the battery packs in series;
insulating sheets arranged at the top and bottom of each battery pack;
the PCB is arranged on the side face of the battery pack and is respectively connected with the connecting sheet;
the motor base is arranged on the PCB and used for leading out positive and negative wiring of the battery pack;
and the electrode plate is electrically connected with the motor base.
Preferably, the lithium battery pack includes brackets provided at the top and bottom of each battery pack for fixing the unit cells in the battery pack.
Preferably, the bracket is provided with a groove, the groove is used for inserting the single battery, and the bottom of the groove is provided with a concave hole for connecting the connecting sheet with the electrode of the single battery.
Preferably, the insulating sheet is provided with a through hole.
Preferably, the lithium battery pack includes:
an end plate case provided at the top of the battery pack at one end and at the bottom of the battery pack at the other end;
the side plate shell is arranged on the side face of the battery pack and the top of the PCB, the side plate shell positioned on the side face of the battery pack and the side plate shell positioned on the top of the PCB are connected with each other, and the end plate shell is connected through the side plate shell.
Preferably, the material of the bracket is PP900F material.
Preferably, the connecting sheet is a nickel plated steel strip.
On the other hand, the utility model also provides a motor, which comprises a motor body and the lithium battery pack, wherein the motor body is electrically connected with the lithium battery pack.
According to the lithium battery pack and the motor, the plurality of single batteries are connected in series through the connecting sheets and fixed in the support, the plurality of battery packs are connected in parallel and wrapped by the end plate shell and the side plate shell, in addition, the insulation safety of the lithium battery pack is improved through the use of the insulating sheets, the motor base on the PCB is connected with the electrode sheets and then connected to the external port, and the whole lithium battery pack is inlaid on the motor, so that the lithium battery pack is safe and reliable. Compared with the traditional battery, the lithium battery has the advantages of large capacity, high structural strength and long service life, can effectively improve the specific energy of a power battery system, and meets the development requirements of the current garden tool industry.
Additional features and advantages of embodiments of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain, without limitation, the embodiments of the utility model. In the drawings:
fig. 1 is a schematic view of a lithium battery pack according to an embodiment of the present utility model.
Description of the reference numerals
1. Battery pack 2, connection sheet
3. Insulating sheet 4, PCB board
5. Motor cabinet 6 and electrode plate
7. Bracket 8, groove
9. End plate housing 10, side plate housing
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Fig. 1 is a schematic view of a lithium battery pack according to an embodiment of the present utility model, in which the lithium battery pack includes a battery pack 1, a connection sheet 2, an insulating sheet 3, a PCB board 4, a motor housing 5, and an electrode sheet 6. Of the plurality of battery packs 1, the bottom of the battery pack 1 located at one end is abutted against the top of the next battery pack 1, the top of the battery pack 1 located at the other end is abutted against the bottom of the last battery pack 1, the top of the battery pack 1 located between the two battery packs 1 is abutted against the bottom of the last battery pack 1, and the bottom of the battery pack 1 located between the two battery packs 1 is abutted against the top of the next battery pack 1; the connecting pieces 2 are arranged at the top and the bottom of each battery pack 1 and are used for connecting the single batteries in the battery packs 1 in series; insulating sheets 3 are provided at the top and bottom of each battery pack 1; the PCB 4 is arranged on the side surface of the battery pack 1 and is respectively connected with the connecting sheet 2; the motor base 5 is arranged on the PCB 4 and is used for leading out positive and negative wiring of the battery pack 1; the electrode plate 6 is electrically connected with the motor base 5. In the lithium battery pack, the connecting sheet 2 is connected with a plurality of single batteries in series and the plurality of battery packs 1 are connected in parallel, so that the capacity of the lithium battery pack is remarkably improved. The insulating sheets 3 are attached to the two ends of the battery pack 1, so that the connecting sheets 2 are protected, loss caused by shaking in the transportation process is reduced, and the insulating safety of the lithium battery pack is improved. The motor seat 5 positioned on the PCB 4 leads out the positive and negative electrode wiring of the battery pack 1 and is connected with the electrode plate 6 to an external port, the whole lithium battery pack is inlaid on the motor, the safety and the reliability are improved, and the output stability of the lithium battery pack is improved.
In one embodiment of the present utility model, the lithium battery pack further includes a bracket 7 for fixing the battery pack 1. The support 7 is arranged at the top and the bottom of each battery pack 1, and the use of the support 7 can ensure the specific position of the battery pack 1 in the lithium battery pack, prevent the battery pack from shaking and wearing, and reduce the damage to the battery pack 1.
In one embodiment of the present utility model, the specific structure of the bracket 7 may be various as known to those skilled in the art, and as shown in fig. 1, the bracket 7 is provided with a groove 8, and the groove 8 is used for inserting a battery cell. Further, a concave hole is formed at the bottom of the groove 8 for connecting the connecting piece 2 with the electrode of the single battery.
In one embodiment of the present utility model, the insulating sheet 3 is provided with a through hole in order to enhance the heat dissipation effect of the battery pack 1. The shape of the through hole may be various as known to those skilled in the art, such as: rectangular, circular, etc. In a preferred example of the present utility model, the through hole may be circular. The circular through holes can effectively radiate heat generated by the battery pack 1, and the temperature is reduced.
In one embodiment of the present utility model, the lithium battery pack further includes an end plate case 9 and a side plate case 10 in order to protect the battery pack 1. The end plate housing 9 is provided at the top of the battery pack 1 at one end and the bottom of the battery pack 1 at the other end, the side plate housing 10 is provided at the side of the battery pack 1 and the top of the PCB board 4, the side plate housing 10 at the side of the battery pack 1 and the side plate housing 10 at the top of the PCB board 4 are connected to each other, and the end plate housing 9 is connected through the side plate housing 10. The end plate housing 9 and the side plate housing 10 can play a role in protecting the battery pack 1, prevent dangers caused by leakage or short circuit of the battery pack 1, and the like, so as to improve the operation safety, make the lithium battery pack structure more stable, and further prolong the service life of the lithium battery pack
In one embodiment of the present utility model, the material for the bracket 7 may be various as known to those skilled in the art, and in a preferred example of the present utility model, the material may be PP900F. The PP900F material is light, and the overall quality of the lithium battery pack can be effectively reduced.
In one embodiment of the present utility model, the material for the connection piece 2 may be various as known to those skilled in the art, and in a preferred example of the present utility model, the material may be a nickel plated steel strip. The nickel-plated steel strip has high strength and wear resistance, and can improve the effectiveness and reliability of connection.
On the other hand, the utility model also provides a motor which comprises a motor body and the lithium battery pack, wherein the motor body is electrically connected with the lithium battery pack.
According to the lithium battery pack and the motor, the plurality of single batteries are connected in series through the connecting sheets and fixed in the support, the plurality of battery packs are connected in parallel and wrapped by the end plate shell and the side plate shell, in addition, the insulation safety of the lithium battery pack is improved through the use of the insulating sheets, the motor base on the PCB is connected with the electrode sheets and then connected to the external port, and the whole lithium battery pack is inlaid on the motor, so that the lithium battery pack is safe and reliable. Compared with the traditional battery, the lithium battery has the advantages of large capacity, high structural strength and long service life, can effectively improve the specific energy of a power battery system, and meets the development requirements of the current garden tool industry.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (8)
1. A lithium battery pack, the lithium battery pack comprising:
the bottom of the battery pack positioned at one end is abutted with the top of the next battery pack, the top of the battery pack positioned at the other end is abutted with the bottom of the last battery pack, the top of the battery pack positioned between the two battery packs is abutted with the bottom of the last battery pack, and the bottom of the battery pack positioned between the two battery packs is abutted with the top of the next battery pack;
the connecting sheets are arranged at the top and the bottom of each battery pack and are used for connecting the single batteries in the battery packs in series;
insulating sheets arranged at the top and bottom of each battery pack;
the PCB is arranged on the side face of the battery pack and is respectively connected with the connecting sheet;
the motor base is arranged on the PCB and used for leading out positive and negative wiring of the battery pack;
and the electrode plate is electrically connected with the motor base.
2. The lithium battery pack according to claim 1, wherein the lithium battery pack includes holders provided at the top and bottom of each battery pack for fixing the unit cells in the battery pack.
3. The lithium battery pack according to claim 2, wherein a groove is provided on the bracket, the groove is used for inserting the single battery, and a concave hole is provided at the bottom of the groove for connecting the connecting piece with the electrode of the single battery.
4. The lithium battery pack according to claim 1, wherein the insulating sheet is provided with a through hole.
5. The lithium battery pack according to claim 1, wherein the lithium battery pack comprises:
an end plate case provided at the top of the battery pack at one end and at the bottom of the battery pack at the other end;
the side plate shell is arranged on the side face of the battery pack and the top of the PCB, the side plate shell positioned on the side face of the battery pack and the side plate shell positioned on the top of the PCB are connected with each other, and the end plate shell is connected through the side plate shell.
6. The lithium battery pack according to claim 2, wherein the material of the bracket is PP900F material.
7. The lithium battery pack of claim 1, wherein the tab is a nickel plated steel strip.
8. An electric motor, characterized in that the electric motor comprises a motor body and a lithium battery pack according to any one of claims 1 to 7, the motor body and the lithium battery pack being electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321201262.5U CN219937263U (en) | 2023-05-17 | 2023-05-17 | Lithium battery pack and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321201262.5U CN219937263U (en) | 2023-05-17 | 2023-05-17 | Lithium battery pack and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219937263U true CN219937263U (en) | 2023-10-31 |
Family
ID=88493206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321201262.5U Active CN219937263U (en) | 2023-05-17 | 2023-05-17 | Lithium battery pack and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219937263U (en) |
-
2023
- 2023-05-17 CN CN202321201262.5U patent/CN219937263U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |