CN217719823U - Support that convenient dismouting of electric motor car back formula battery package can - Google Patents
Support that convenient dismouting of electric motor car back formula battery package can Download PDFInfo
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- CN217719823U CN217719823U CN202221031279.6U CN202221031279U CN217719823U CN 217719823 U CN217719823 U CN 217719823U CN 202221031279 U CN202221031279 U CN 202221031279U CN 217719823 U CN217719823 U CN 217719823U
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Abstract
The utility model relates to a bracket of an electric vehicle back type battery pack which can be conveniently disassembled and assembled, comprising a battery outer frame and a plurality of battery mounting frames for fixing the battery pack, wherein the battery outer frame comprises an upper frame, a lower frame and a plurality of support columns connected between the upper frame and the lower frame; one end of a supporting column is fixedly connected to the end face of the lower frame, and the other end of the supporting column is fixedly connected to the inner side face of the upper frame; two side faces of the adjacent support columns corresponding to the support columns are provided with brackets staggered along the height direction; the battery mounting frame is provided with a support lug corresponding to the lower frame or the support in an extending manner, and the total length of the battery mounting frame and the extended support lug is smaller than the inner diameter of the upper frame; the battery mounting frame is provided with a support lug corresponding to the upper frame in an extending manner; the height between two adjacent battery mounting racks is greater than the height of the battery pack; the technical scheme adopted is simple in structure, easy to overhaul and maintain and reliable in strength.
Description
Technical Field
The utility model relates to a spare part field of electric motor car battery package installation, concretely relates to support that electric motor car back formula battery package can convenient dismouting.
Background
The battery pack layout of a large-tonnage pure electric vehicle is mainly divided into a back type and a side type, the current mainstream is the back type installation layout, and the existing back type battery frame assembly has the defects of complex structure, compact space, difficult installation, poor strength and the like.
Current battery package mounting means, most are from lower floor to upper strata, and the battery package hoist and mount go to the one deck, and when follow-up maintenance, if when dismantling lower floor's battery package, need dismantle upper battery package earlier, could dismantle lower floor's battery package, the operation is complicated. In the hoisting process, because the battery pack is large in mass and the internal structure of the battery frame is compact, the battery pack is easy to collide with the frame in the position adjusting process, the shell of the battery pack is damaged, and the installation efficiency and safety are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a simple structure, it is easy to overhaul and maintain, the reliable back formula battery frame support of intensity to prior art not enough.
The utility model discloses a support that electric motor car back formula battery package can convenient dismouting adopts following technical scheme: the battery outer frame comprises an upper frame, a lower frame and a plurality of support columns connected between the upper frame and the lower frame; one end of a support column is fixedly connected to the end face of the lower frame, and the other end of the support column is fixedly connected to the inner side face of the upper frame; two side faces of the adjacent support columns corresponding to the support columns are provided with brackets staggered along the height direction; the battery mounting frame is provided with a support lug corresponding to the lower frame or the bracket in an extending way, and the total length of the battery mounting frame and the extended support lug is less than the inner diameter of the upper frame; the battery mounting frame is provided with a support lug corresponding to the upper frame in an extending manner; the support lug is provided with a first through hole, the lower frame or the bracket or the upper frame is provided with a second through hole corresponding to the first through hole, and a bolt sequentially penetrates through the first through hole and the second through hole and is fastened by a nut; the height between two adjacent battery mounting brackets is greater than the battery pack height.
Furthermore, the number of the battery mounting racks is four, the first battery mounting rack is fixed on the lower frame, the second battery mounting rack and the third battery mounting rack are fixed on a support with the support column staggered along the height direction, and the fourth battery mounting rack is fixed on the upper frame.
Furthermore, two groups of battery packs are fixed on the battery mounting rack.
Further, the battery mounting bracket is provided with a plurality of third through holes, the edge of the base of the battery pack is provided with fourth through holes corresponding to the third through holes, and bolts penetrate through the fourth through holes and the third through holes and are fastened by nuts.
Furthermore, a hoisting hole is formed in the side face of the battery pack base.
Further, the hoisting hole is a waist-shaped hole.
Furthermore, two supports which are opposite to the two support columns and have the same height are connected into a cross beam.
Furthermore, a reinforcing support column is arranged on the outer side of the outer frame of the battery.
Compared with the prior art, the beneficial effects of the utility model are as follows: separating the battery outer frame from the battery pack, wherein the battery pack is not directly connected to the battery outer frame and is connected with the battery outer frame through a battery mounting frame; enough gaps are reserved between every two layers of battery packs, if the bottom layer of battery packs need to be disassembled, the battery packs can be lifted by inserting the battery packs from one end of the outer frame of the battery through a hydraulic forklift and moved out, the upper layer of battery packs do not need to be disassembled, and the overhauling and disassembling efficiency is improved.
Drawings
The accompanying drawings, which are described herein to provide a further understanding of the application, are included in the following description:
fig. 1 is a schematic view of a battery outer frame and a battery mounting bracket according to an embodiment of the present invention;
fig. 2 is a schematic structural view illustrating a battery mounting bracket mounted on a battery outer frame according to an embodiment of the present invention;
fig. 3 is a schematic structural view illustrating a battery pack according to an embodiment of the present invention fixed to a battery mounting bracket;
fig. 4 is a schematic structural view of a battery pack replacement according to an embodiment of the present invention;
fig. 5 is a partial structural schematic diagram of fig. 4.
Detailed Description
Referring to fig. 1 to 5, the bracket for conveniently dismounting and mounting a back-type battery pack of an electric vehicle according to an embodiment includes a battery outer frame 1 and a plurality of battery mounting brackets for fixing the battery pack, where the embodiment takes four battery mounting brackets 21, 22, 23, and 24 as an example, the battery outer frame 1 includes an upper frame 12, a lower frame 11, and a plurality of supporting pillars 14 connected between the upper frame 12 and the lower frame 11; one end of a supporting column 14 is fixedly connected to the end surface of the lower frame 11, and the other end of the supporting column 14 is fixedly connected to the inner side surface of the upper frame 12; two side surfaces of the adjacent supporting columns 14 corresponding to the supporting columns 14 are provided with brackets 17 and 16 staggered along the height direction, and the brackets 17 and 16 relatively supporting the same height can also be connected into cross beams 13 and 15; the battery mounting frames 21, 22 and 23 are extended with lugs 4 corresponding to the lower frame 11 or the brackets 17 and 16, and the total length of the battery mounting frames 21, 22 and 23 and the extended lugs 4 is less than the inner diameter of the upper frame 12; the battery mounting rack 24 is extended with a support lug 4 corresponding to the upper frame 12; the support lug 4 is provided with a first through hole, the lower frame 11 or the brackets 17 and 16 or the upper frame 12 is provided with a second through hole corresponding to the first through hole, and a bolt sequentially penetrates through the first through hole and the second through hole and is fastened by a nut; the height between two adjacent battery mounting brackets is greater than the height of the battery pack 3.
Further, two sets of battery packs 3 are fixed on the battery mounting frames 21, 22, 23 and 24 respectively.
Further, a plurality of third through holes are formed in the battery mounting frames 21, 22, 23 and 24 respectively, a fourth through hole corresponding to the third through hole is formed in the edge of the base 31 of the battery pack 3, and a bolt penetrates through the fourth through hole and the third through hole and is fastened by a nut.
Further, a hoisting hole 32 is formed in the side face of the base 31 of the battery pack 3, and the hoisting hole 32 is a waist-shaped hole.
Furthermore, a reinforcing support column 6 is arranged on the outer side of the outer frame of the battery.
The utility model discloses a theory of operation:
when mounting, the battery packs 3 may be fastened to the battery mounting brackets 21, 22, 23, and 24 by bolts, respectively, and then the battery mounting brackets 21, 22, 23, and 24 may be fastened to the battery outer frame 1 by bolts in sequence.
During maintenance, the inserting plate 51 is lifted by the hydraulic forklift 5, the inserting plate is pushed into a gap between the battery pack 3 to be replaced and the previous battery mounting frame II from one end of the battery outer frame 1, the fixing lifting lugs 52 on two sides of the inserting plate 51 are buckled in the lifting holes 32 on the side edge of the base 31 of the battery pack 3, the inserting plate is in a vertical lifting state, hooks of the fixing lifting lugs 52 are inserted into the lifting holes 32 and then rotate by 90 degrees, and the hooks of the fixing lifting lugs 52 and the lifting holes of the battery pack 6 form a cross shape to prevent falling off; then, the battery pack 6 and the connecting bolts of the battery mounting bracket are removed, and the inserting plate 51 lifts the battery pack 6 and then withdraws from one end of the battery outer frame 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Support that electric motor car back formula battery package can convenient dismouting, its characterized in that: the battery outer frame comprises an upper frame, a lower frame and a plurality of support columns connected between the upper frame and the lower frame; one end of a supporting column is fixedly connected to the end face of the lower frame, and the other end of the supporting column is fixedly connected to the inner side face of the upper frame; two side faces of the adjacent support columns corresponding to the support columns are provided with brackets staggered along the height direction; the battery mounting frame is provided with a support lug corresponding to the lower frame or the support in an extending manner, and the total length of the battery mounting frame and the extended support lug is smaller than the inner diameter of the upper frame; the battery mounting frame is provided with a support lug corresponding to the upper frame in an extending way; the support lug is provided with a first through hole, the lower frame or the bracket or the upper frame is provided with a second through hole corresponding to the first through hole, and a bolt sequentially penetrates through the first through hole and the second through hole and is fastened by a nut; the height between two adjacent battery mounting brackets is greater than the battery pack height.
2. The electric vehicle back type battery pack support capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: the battery mounting racks are four, the first battery mounting rack is fixed on the lower frame, the second battery mounting rack and the third battery mounting rack are fixed on the support with the support columns staggered in the height direction, and the fourth battery mounting rack is fixed on the upper frame.
3. The electric vehicle back type battery pack bracket capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: and two groups of battery packs are fixed on the battery mounting rack.
4. The electric vehicle back type battery pack bracket capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: the battery mounting bracket is provided with a plurality of through holes III, the edge of the base of the battery pack is provided with a through hole IV corresponding to the through hole III, and the bolt penetrates through the through hole IV and the through hole III to be fastened by the nut.
5. The electric vehicle back type battery pack bracket capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: and hoisting holes are formed in the side surface of the battery pack base.
6. The electric vehicle back type battery pack bracket capable of being conveniently disassembled and assembled according to claim 5, is characterized in that: the hoisting hole is a waist-shaped hole.
7. The electric vehicle back type battery pack bracket capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: and two supports with the same height and opposite to the two support columns are connected into a cross beam.
8. The electric vehicle back type battery pack support capable of being conveniently disassembled and assembled according to claim 1, is characterized in that: and a reinforcing support column is arranged on the outer side of the outer frame of the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031279.6U CN217719823U (en) | 2022-04-29 | 2022-04-29 | Support that convenient dismouting of electric motor car back formula battery package can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031279.6U CN217719823U (en) | 2022-04-29 | 2022-04-29 | Support that convenient dismouting of electric motor car back formula battery package can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217719823U true CN217719823U (en) | 2022-11-01 |
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ID=83793171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221031279.6U Active CN217719823U (en) | 2022-04-29 | 2022-04-29 | Support that convenient dismouting of electric motor car back formula battery package can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217719823U (en) |
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2022
- 2022-04-29 CN CN202221031279.6U patent/CN217719823U/en active Active
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