CN213546440U - High-integration-level battery pack for portable electric vehicle - Google Patents
High-integration-level battery pack for portable electric vehicle Download PDFInfo
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- CN213546440U CN213546440U CN202022972836.1U CN202022972836U CN213546440U CN 213546440 U CN213546440 U CN 213546440U CN 202022972836 U CN202022972836 U CN 202022972836U CN 213546440 U CN213546440 U CN 213546440U
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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
Abstract
The utility model discloses a battery package for portable electric motor car of high integration belongs to electric motor car power technical field, including first shell, second shell, battery module, battery protection shield. The utility model has higher integration level, more battery cores and control components thereof can be accommodated under the limited space size, the positioning effect of the battery cores is better, the deviation is difficult to generate in the driving process, and the service life of the battery pack is ensured; and set up busbar and location structure thereof, can inject the position of busbar well, form the space that the restriction busbar moved, after contacting with the shell, even the busbar appears and also can not contact with adjacent busbar under the unexpected circumstances that drops, can guarantee the safety in utilization of battery package better, can also make the welding speed of busbar faster, play the welding position effect.
Description
Technical Field
The utility model relates to an electric motor car power technical field, concretely relates to portable battery package for electric motor car of high integration.
Background
The portable electric vehicle is a mechanical and electrical integration personal transportation means which uses a storage battery as an auxiliary energy source, is provided with a motor, a controller, the storage battery, a rotating handle brake handle and other operating components and a display instrument system on the basis of a common bicycle. Compared with an electric bicycle, the electric motorcycle is larger in size, higher in endurance mileage and maximum driving speed, and has no obvious difference on a basic structure, and all functions are realized through operating components such as a motor, a controller, a storage battery and a rotating handle brake handle and a display instrument system.
The battery pack is used as an energy direct supply part of the electric vehicle, the endurance mileage, the equipment stability and the battery pack of the electric vehicle have a dense and inseparable relationship, generally speaking, the stability and the working performance of the battery pack are better, and the running feeling and the stability of the electric vehicle are higher.
However, the existing battery pack for the electric vehicle has certain problems in the use process, for example, the integration level is not high enough, more battery cells and control components thereof are difficult to accommodate under the limited space size, the positioning effect of the battery cells is not good enough, the battery cells are easy to deviate in the driving process, the battery cells are likely to be damaged after a long time, and the service life of the battery pack is seriously influenced, so that the portable battery pack for the electric vehicle with high integration level is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: how to solve the integration level that current battery package for electric motor car exists and be high inadequately, the location effect of electricity core not good scheduling problem, provide the light battery package for electric motor car of high integration level.
The utility model solves the technical problems by the following technical proposal, and comprises a first shell, a second shell, a battery module and a battery protection board, wherein the battery protection board is connected with the battery module, and the battery module and the battery protection board are both arranged in the inner space after the first shell and the second shell are buckled; the battery module comprises two module supports, a plurality of battery cores, a plurality of busbars and a busbar positioning structure, two ends of each battery core are embedded in the two module supports respectively, each battery core is electrically connected with the battery protection board through the busbar, the busbars are connected with the module supports through the positioning structures, and the battery protection boards are connected with the module supports.
Furthermore, the busbar positioning structure comprises a positioning groove, a busbar center positioning column and a positioning frame, the positioning groove is formed in the outer surface of the module support, a hollow hole facilitating welding of the busbar and the battery core is formed in the positioning groove, the busbar center positioning column is arranged in the middle of the positioning groove, a positioning insertion hole matched with the busbar center positioning column is formed in the busbar, the positioning frame is arranged on the edge of the module support, and the busbar penetrates through the positioning frame and is connected with the battery protection board.
Still further, the bus bar includes a positive terminal bus bar and a negative terminal bus bar, the positive terminal bus bar is disposed between the positive electrode of the battery cell and the battery protection board, and the negative terminal bus bar is disposed between the negative electrode of the battery cell and the battery protection board.
Furthermore, an O-shaped sealing ring is arranged between the first shell and the second shell, a sealing ring installation groove corresponding to the O-shaped sealing ring is formed in the second shell, a sealing groove surface corresponding to the O-shaped sealing ring is formed in the first shell, and the O-shaped sealing ring is located between the sealing ring installation groove and the sealing groove surface when the O-shaped sealing ring is connected.
Furthermore, the first shell and the second shell are both provided with double buckle connection structures, and the first shell and the second shell are connected and clamped through the double buckle connection structures.
Furthermore, the battery pack further comprises an input and output connector, the input and output connector is respectively divided into a high-voltage terminal and a low-voltage terminal, the high-voltage terminal is used for charging the battery module, the low-voltage terminal is used for supplying power to the battery module, and the input and output connector is connected with each battery core through a battery protection board.
Furthermore, a protective cover plate is arranged on the battery protective plate, and the protective cover plate is arranged on the battery protective plate and has a certain distance with the battery protective plate.
Furthermore, the module support is further provided with a plurality of anti-extrusion bosses, and the anti-extrusion bosses are positioned on the surface, close to the battery protection plate, of the module support.
Furthermore, a plurality of connecting columns are further arranged on the module supports, and the two module supports are fixedly connected through the connecting columns.
Furthermore, the module support is further provided with a protection board positioning column which is convenient for connecting and positioning the battery protection board, and the protection board positioning column is matched and connected with a positioning hole arranged on the battery protection board.
Compared with the prior art, the utility model has the following advantages: the battery pack for the high-integration portable electric vehicle has higher integration level, more battery cells and control components thereof can be accommodated under the limited space size, the positioning effect of the battery cells is better, the deviation is difficult to generate in the driving process, and the service life of the battery pack is ensured; and set up busbar and location structure thereof, can inject the position of busbar well, form the space that the restriction busbar removed, after contacting with the shell, even the busbar appears and also can not contact with adjacent busbar under the unexpected circumstances that drops, can guarantee the safety in utilization of battery package better, can also make the welding speed of busbar faster, play the welding position effect, be worth using widely.
Drawings
Fig. 1 is an exploded schematic view of a battery pack according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a battery module according to an embodiment of the present invention;
fig. 3 is a rear view of a battery module according to an embodiment of the present invention;
fig. 4 is a front view of a battery module according to an embodiment of the present invention;
fig. 5 is a top view of a battery module according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
The embodiment provides a technical scheme: the utility model provides a battery package for portable electric motor car, includes first shell 11, second shell 12, 12 electric core 2, two module support 41, two sets of busbar 21, battery protection shield 3, 12 electric core 2 falls into two rows of battery modules of formation, the both ends of battery module respectively with inlay and establish in the module support 41 of both sides, every electric core 2 in the battery module through respectively two sets of busbar 21 with battery protection shield 3 electricity is connected, battery protection shield 3 is installed on two module support 41, 12 electric core 2, two module support 41, two sets of busbar 21, battery protection shield 3 all set up in the inner space behind first shell 11, the 12 lock of second shell.
The busbar 21 is divided into at least two groups, namely a positive terminal busbar and a negative terminal busbar respectively, and is used for connecting the positive and negative poles of the 12 electric cores 2 to the battery protection plate 3 according to a set mode, so that the stability of signal transmission and electric energy transmission can be effectively ensured, and compared with the prior art, the connecting wire has the advantages of better use effect and longer service life.
Be provided with O shape sealing washer 6 between first shell 11, the second shell 12, be provided with the sealing washer mounting groove that corresponds with O shape sealing washer 6 on the second shell 12, be provided with the seal groove face that O shape sealing washer 6 corresponds on the first shell 11, when connecting, O shape sealing washer 6 is located between sealing washer mounting groove and the seal groove face, receives to guarantee IP67 level waterproof performance after the extrusion.
The second casing 12 is provided with a handle, and the handle is in threaded connection with an aluminum alloy reinforcing block 13 for enhancing the mechanical strength of the handle.
And a vent valve mounting position 121 is further arranged at the corner of the second shell 12 and used for mounting a vent valve to detect the air tightness of the battery pack during air tightness test.
Light battery package for electric motor car still includes input/output connector 7, input/output connector 7 divide into high-voltage terminal and low-voltage terminal respectively, and high-voltage terminal is used for charging for the battery module, and the low-voltage terminal is used for the outside power supply of battery module, input/output connector 7 with battery protection shield 3 is connected to be connected with each electric core 2 through battery protection shield 3.
The battery protection board 3 is provided with a plurality of connecting pads 32, and the battery protection board 3 is connected with the busbars 21 through the connecting pads 32, so that the connection stability can be effectively ensured.
Still be provided with protective cover plate 33 on the battery protection shield 3, protective cover plate 33 installs on the battery protection shield 3, has certain buffer space, can effectively realize the protection work to battery protection shield 3, still can improve the radiating rate of battery protection shield 3 to a certain extent.
The module support 41 is provided with a busbar positioning structure, the busbar positioning structure includes a positioning groove 412, a busbar center positioning column 413 and a positioning frame 414, the positioning groove 412 is formed in the outer surface of the module support 41, a hollow hole for welding the busbar 21 and the electric core 2 is formed in the positioning groove 412, the busbar center positioning column 413 is arranged in the middle of the positioning groove 412, the busbar 21 is provided with a positioning insertion hole matched with the busbar center positioning column 413, the positioning frame 414 is arranged at the edge of the module support 41, and the busbar 21 penetrates through the positioning frame 414 to be connected with the battery protection plate 3.
Through the cooperation of constant head tank 412 and locating frame 414, can inject the position of busbar 21 well, form the space of restriction busbar 21, with the shell contact back, even also can not contact with adjacent busbar under the unexpected circumstances that drops appear in busbar 21, can guarantee the safety in utilization of battery package better to busbar center reference column 413 can make the welding speed of busbar faster with the cooperation of location jack, plays the welding position effect.
Still be provided with a plurality of extrusion bosses 411 of preventing on the module support 41, the extrusion boss 411 of preventing sets up be close to the surface of battery protection shield 3 on the module support 41, be used for the cooperation protection apron 33 plays the guard action to battery protection shield 3.
The module support 41 is further provided with a protection plate positioning column 415 for facilitating connection and positioning of the battery protection plate 3, and the protection plate positioning column 415 is in fit connection with a positioning hole 31 formed in the battery protection plate 3.
Still be provided with spliced pole 416 on the module support 41, connect through spliced pole 416 between two module supports 41, can guarantee that the position of each electric core 2 in the battery module can not become flexible easily.
A plurality of battery cell mounting holes 417 matched with the size of the battery cell 2 are formed in the module support 41, and the battery cell 2 is bonded with the inner wall of the battery cell mounting hole 417 through structural adhesive during mounting.
Still be provided with a plurality of cushion blocks 5 on the module support 41, a plurality of cushion blocks 5 evenly distributed are in the gap department between module support 41 and two shells can play good cushioning effect.
The working principle is as follows: firstly, installing each battery cell into the module bracket 41, connecting and positioning the battery cell 2 and the module bracket 41 through the connecting column 416, bonding the battery cell 2 and the module bracket 41 by structural adhesive in an auxiliary manner, and then fixing the two module brackets 41 through screws; welding each busbar 21 through a welding tool, wherein the busbar center positioning column 413 can also play a role in facilitating quick welding and positioning, the battery protection plate 3 integrates the collection wire harnesses, a copper welding surface is arranged at the tail end of each collection wire harness, and each busbar 21 is welded on the battery protection plate 3 through soldering tin; when the battery protection plate 3 is fed, the soldering tin wires are integrated on the welding surface, so that the assembly efficiency is improved; and finally, the battery pack is installed, after the assembly welding of the battery module is completed, the battery module is installed in the second shell 12, 8 buffer cushion blocks 5 are arranged around for buffering, 4 studs and a double-buckle connecting structure are arranged for installing the two shells, and 4 screws and 0 type sealing rings 6 are matched to ensure the waterproof IP 67-level waterproof performance.
In summary, the battery pack for the portable electric vehicle in the embodiment has higher integration level, more battery cells and control components thereof can be accommodated under the limited space size, the positioning effect of the battery cells is better, the deviation is difficult to generate in the driving process, and the service life of the battery pack is ensured; and set up busbar and location structure thereof, can inject the position of busbar well, form the space that the restriction busbar moved, after contacting with the shell, even the busbar appears and also can not contact with adjacent busbar under the unexpected circumstances that drops, can guarantee the safety in utilization of battery package better, can also make the welding speed of busbar faster, play the welding position effect.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a portable battery package for electric motor car of high integration which characterized in that: the battery protection board is connected with the battery module, and the battery module and the battery protection board are both arranged in an inner space formed by buckling the first shell and the second shell; the battery module comprises two module supports, a plurality of battery cores, a plurality of busbars and a busbar positioning structure, wherein two ends of each battery core are respectively arranged inside the two module supports, each battery core is electrically connected with the battery protection board through the busbar, the busbars are connected with the module supports through the busbar positioning structure, and the battery protection board is connected with the module supports.
2. A highly integrated portable electric vehicle battery pack according to claim 1, characterized in that: the busbar positioning structure comprises a positioning groove, a busbar center positioning column and a positioning frame, the positioning groove is formed in the outer surface of the module support, a hollow hole facilitating welding of a busbar and an electric core is formed in the positioning groove, the busbar center positioning column is arranged in the middle of the positioning groove, a positioning insertion hole matched with the busbar center positioning column is formed in the busbar, the positioning frame is arranged on the edge of the module support, and the busbar penetrates through the positioning frame and is connected with the battery protection board.
3. A highly integrated portable electric vehicle battery pack according to claim 2, characterized in that: the bus bar comprises a positive end bus bar and a negative end bus bar, the positive end bus bar is arranged between the positive electrode of the battery core and the battery protection plate, and the negative end bus bar is arranged between the negative electrode of the battery core and the battery protection plate.
4. A highly integrated portable electric vehicle battery pack according to claim 3, characterized in that: the O-shaped sealing ring is arranged between the first shell and the second shell, a sealing ring mounting groove corresponding to the O-shaped sealing ring is formed in the second shell, a sealing groove surface corresponding to the O-shaped sealing ring is formed in the first shell, and the O-shaped sealing ring is located between the sealing ring mounting groove and the sealing groove surface when the O-shaped sealing ring is connected.
5. The battery pack for a highly integrated portable electric vehicle according to claim 4, wherein: first shell all set up dual buckle connection structure on the second shell, first shell between the second shell through dual buckle connection structure connection card fixed.
6. The battery pack for a portable electric vehicle with high integration according to claim 5, wherein: the battery pack further comprises an input and output connector, the input and output connector is respectively divided into a high-voltage terminal and a low-voltage terminal, the battery module is charged through the high-voltage terminal, the battery module supplies power outwards through the low-voltage terminal, and the input and output connector is connected with each battery core through a battery protection board.
7. The battery pack for a portable electric vehicle with high integration according to claim 6, wherein: the battery protection board is further provided with a protection cover board, and the protection cover board is arranged on the battery protection board and is spaced from the battery protection board by a certain distance.
8. A highly integrated portable electric vehicle battery pack according to claim 7, wherein: still be provided with a plurality of extrusion bosss of preventing on the module support, it is located to prevent that the extrusion boss is located the surface that is close to the battery protection shield on the module support.
9. A highly integrated portable electric vehicle battery pack according to claim 8, wherein: still be provided with a plurality of spliced poles on the module support, connect fixedly through a plurality of between two module supports the spliced pole.
10. A highly integrated portable electric vehicle battery pack according to claim 9, characterized in that: the module support is further provided with a protection plate positioning column convenient for connecting and positioning the battery protection plate, and the protection plate positioning column is matched and connected with a positioning hole formed in the battery protection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972836.1U CN213546440U (en) | 2020-12-11 | 2020-12-11 | High-integration-level battery pack for portable electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972836.1U CN213546440U (en) | 2020-12-11 | 2020-12-11 | High-integration-level battery pack for portable electric vehicle |
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| Publication Number | Publication Date |
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| CN213546440U true CN213546440U (en) | 2021-06-25 |
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| CN202022972836.1U Active CN213546440U (en) | 2020-12-11 | 2020-12-11 | High-integration-level battery pack for portable electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490554A (en) * | 2020-12-11 | 2021-03-12 | 安徽瓯鹏动力科技有限公司 | Battery pack for portable electric vehicle |
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2020
- 2020-12-11 CN CN202022972836.1U patent/CN213546440U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490554A (en) * | 2020-12-11 | 2021-03-12 | 安徽瓯鹏动力科技有限公司 | Battery pack for portable electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220414 Address after: 238014 No. 01, Guangtong automobile company yard, Huashan Industrial Park, Chaohu Economic Development Zone, Hefei, Anhui Province Patentee after: Anhui Huipeng New Energy Technology Co.,Ltd. Address before: 230000 workshop 726 in Hefei Aviation Industrial Park, No.35 Yan'an Road, Baohe Economic Development Zone, Hefei City, Anhui Province Patentee before: Anhui oupeng Power Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |