CN210680377U - Battery installation structure of electric automobile - Google Patents

Battery installation structure of electric automobile Download PDF

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Publication number
CN210680377U
CN210680377U CN201921598995.0U CN201921598995U CN210680377U CN 210680377 U CN210680377 U CN 210680377U CN 201921598995 U CN201921598995 U CN 201921598995U CN 210680377 U CN210680377 U CN 210680377U
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China
Prior art keywords
limiting
frame
connector
seat
battery pack
Prior art date
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Active
Application number
CN201921598995.0U
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Chinese (zh)
Inventor
吴潇
吴建中
张辛
杨云
程文
杨娜
熊伟
张江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Dacheng Automobile Industry Co Ltd
Jiangxi Dorcen Automobile Co Ltd
Original Assignee
Jiangxi Dacheng Automobile Industry Co Ltd
Jiangxi Dorcen Automobile Co Ltd
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Application filed by Jiangxi Dacheng Automobile Industry Co Ltd, Jiangxi Dorcen Automobile Co Ltd filed Critical Jiangxi Dacheng Automobile Industry Co Ltd
Priority to CN201921598995.0U priority Critical patent/CN210680377U/en
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Publication of CN210680377U publication Critical patent/CN210680377U/en
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Abstract

The utility model relates to the technical field of new energy vehicles, and discloses an electric vehicle battery mounting structure which is used for connecting a battery pack with a frame, wherein a plurality of support bars are arranged at the lower side of the middle part of the frame, connectors are arranged at the two ends of the support bars, a connecting seat is arranged at the upper end of each connector, the bottom surface of each connecting seat is connected with the upper end of each connector through a bolt, and the side surface of each connecting seat is welded with the outer side wall of the frame; the battery pack comprises a battery pack and is characterized in that connecting supports are fixed on two sides of the battery pack, connecting lugs in one-to-one correspondence with connectors are arranged on the lower sides of the connecting supports, connecting holes are formed in the connecting lugs, first slotted holes are formed in two ends of a supporting bar, second slotted holes are formed in the lower ends of the connectors, and the connecting holes, the first slotted holes and the second slotted holes are fixedly connected through bolts and nuts. The utility model discloses have the commonality strong, connect reliable and stable, the high beneficial effect of battery package energy density.

Description

Battery installation structure of electric automobile
Technical Field
The utility model relates to a new energy automobile technical field especially relates to an electric automobile battery mounting structure.
Background
With the increasing severity of environmental problems, the traditional gasoline automobile seriously pollutes the air quality due to exhaust emission, and the new energy automobile is more and more popularized at present. The new energy automobile adopts the storage battery to supply power for the automobile for continuation of journey, and the storage battery is very important for the new energy automobile, and how to improve the electric capacity of the storage battery of the electric automobile, and the problem of weight reduction is the electric automobile. At present, battery packs (including battery boxes and a plurality of battery bodies arranged in the battery boxes) of new energy automobiles on the market are provided with fixing supports, different fixing supports are required to be designed for each type of automobile, the universality is poor, and in order to ensure the installation stability of the battery packs, the fixing supports are usually high-strength metal supports, so that the whole size and the whole mass of the battery packs are large, and the energy density of a storage battery is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an above-mentioned problem that the electric automobile battery installation among the solution prior art exists provides a good, the energy density is high, the stable electric automobile battery mounting structure of installation of commonality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a battery mounting structure of an electric automobile is used for connecting a battery pack with a frame, a plurality of supporting strips are arranged on the lower side of the middle part of the frame, connectors are arranged at two ends of each supporting strip, a connecting seat is arranged at the upper end of each connector, the bottom surface of each connecting seat is connected with the upper end of each connector through a bolt, and the side surface of each connecting seat is welded and connected with the outer side wall of the frame; the both sides of battery package are fixed with linking bridge, the downside of linking bridge is equipped with the engaging lug with the connector one-to-one, be equipped with the connecting hole on the engaging lug, the both ends of support bar all are equipped with first slotted hole, the lower extreme of connector is equipped with the second slotted hole, through bolt, nut fixed connection between connecting hole, first slotted hole, the second slotted hole. Connecting supports are arranged on two sides of the battery pack and fixed to two ends of each supporting bar, and two ends of each supporting bar are fixed to the frame through connectors and connecting seats; the battery pack is directly fixed between the vehicle frames, and the length between the supporting bars and the connectors can be adjusted through the long slotted holes, so that the vehicle frame mounting requirements of different widths are met, and the battery pack is high in universality and good in mounting stability; the battery pack saves a heavy and complex fixing support, the weight of the battery pack is reduced, the energy density of the battery pack is improved, and meanwhile, the strength of the frame can be increased by the connectors and the supporting bars.
Preferably, the both sides of support bar are buckled downwards and are extended to form and strengthen the turn-ups, the connector is the Z shape, and the downside welding of connector has a plurality of enhancement pieces. Strengthen the turn-ups and play the additional strengthening, strengthen the piece and play the additional strengthening to the connector for neat support, connect more stably.
Preferably, two sides of the connecting lug are bent upwards to form supporting ribs. The supporting ribs play a supporting role and play a role in strengthening and supporting the connecting lugs.
As preferred, be fixed with the limiting plate on the connector at one of them support bar both ends, the limiting plate is L shape, the bottom surface and the connector bolted connection of limiting plate, and the side of limiting plate is equipped with spacing breach, the bottom center of spacing breach is equipped with spacing boss, be equipped with spacing seat in the spacing breach, the inner of spacing seat and the outside fixed connection of frame, the downside of spacing seat is equipped with the spacing groove, the upper end of spacing boss stretches into the spacing inslot. Before the connecting seat is welded with the frame, the limiting plate is aligned with the limiting seat, and then welding is carried out, so that the installation position of the battery pack is ensured to be consistent.
Therefore, the utility model discloses have the commonality strong, connect reliable and stable, the high beneficial effect of battery package energy density.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a bottom view of fig. 1.
Fig. 4 is a schematic view of the connection between the battery pack and the support bar.
Fig. 5 is a partially enlarged view of a portion a in fig. 1.
Fig. 6 is a partially enlarged view of a portion B in fig. 4.
Fig. 7 is a schematic view of the connection between the battery pack and the connecting bracket.
Fig. 8 is a schematic connection diagram of the supporting bar and the connecting head.
In the figure: the battery pack comprises a battery pack 1, a frame 2, a support bar 3, a reinforcing flange 30, a first slotted hole 31, a connector 4, a second slotted hole 40, a reinforcing sheet 41, a connecting seat 5, a connecting support 6, a connecting lug 60, a connecting hole 61, a support flange 62, a limiting plate 7, a limiting notch 70, a limiting boss 71 and a limiting seat 8.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, 2, 3, 4, 7 and 8, the battery mounting structure for an electric vehicle is used for connecting a battery pack 1 and a vehicle frame 2, a plurality of support bars 3 are arranged on the lower side of the middle part of the vehicle frame 2, two sides of each support bar 3 are bent downwards and extended to form reinforcing flanges 30, the number of the support bars in the embodiment is four, connectors 4 are arranged at two ends of each support bar, the connectors 4 are Z-shaped, and a plurality of reinforcing pieces 41 are welded on the lower sides of the connectors; the upper end of the connecting head 4 is provided with a connecting seat 5, the bottom surface of the connecting seat 5 is connected with the upper end of the connecting head 4 through a bolt, and the side surface of the connecting seat 5 is welded with the outer side wall of the frame;
as shown in fig. 4, 7 and 8, the connecting brackets 6 are fixed on two sides of the battery pack 1, the connecting lugs 60 corresponding to the connectors one to one are arranged on the lower sides of the connecting brackets 6, the connecting lugs are provided with connecting holes 61, two sides of the connecting lugs are bent upwards to form supporting flanges 62, two ends of the supporting bar 3 are provided with first slotted holes 31, the lower end of the connector 4 is provided with second slotted holes 40, and the connecting holes, the first slotted holes and the second slotted holes are fixedly connected through bolts and nuts.
As shown in fig. 5 and 6, a limiting plate 7 is fixed on the connecting head at two ends of one of the supporting bars 3, the limiting plate is L-shaped, the bottom surface of the limiting plate 7 is connected with the connecting head by bolts, a limiting notch 70 is arranged on the side surface of the limiting plate, a limiting boss 71 is arranged at the center of the bottom of the limiting notch, a limiting seat 8 is arranged in the limiting notch, the inner end of the limiting seat is fixedly connected with the outer side of the frame, a limiting groove is arranged on the lower side of the limiting seat 8, and the upper end of the limiting boss 71 extends into the limiting groove.
With the attached drawings, the principle of the utility model is as follows: connecting supports are arranged on two sides of the battery pack and fixed to two ends of each supporting bar, and two ends of each supporting bar are fixed to the frame through connectors and connecting seats; the battery pack is directly fixed between the vehicle frames, and the length between the supporting bars and the connectors can be adjusted through the long slotted holes, so that the vehicle frame mounting requirements of different widths are met, and the battery pack is high in universality and good in mounting stability; the battery pack saves a heavy and complex fixing support, the weight of the battery pack is reduced, the energy density of the battery pack is improved, and meanwhile, the strength of the frame can be increased by the connectors and the supporting bars.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.

Claims (4)

1. A battery mounting structure of an electric automobile is used for connecting a battery pack with a frame and is characterized in that a plurality of supporting strips are arranged on the lower side of the middle part of the frame, connectors are arranged at two ends of each supporting strip, a connecting seat is arranged at the upper end of each connector, the bottom surface of each connecting seat is connected with the upper end of each connector through a bolt, and the side surface of each connecting seat is welded and connected with the outer side wall of the frame; the both sides of battery package are fixed with linking bridge, the downside of linking bridge is equipped with the engaging lug with the connector one-to-one, be equipped with the connecting hole on the engaging lug, the both ends of support bar all are equipped with first slotted hole, the lower extreme of connector is equipped with the second slotted hole, through bolt, nut fixed connection between connecting hole, first slotted hole, the second slotted hole.
2. The battery mounting structure of claim 1, wherein the support bar is bent downward to form a reinforcing flange, the connecting head is Z-shaped, and a plurality of reinforcing pieces are welded to the lower side of the connecting head.
3. The battery mounting structure for the electric vehicle as claimed in claim 1, wherein both sides of the engaging lug are bent upward to form supporting ribs.
4. The battery mounting structure of an electric vehicle according to claim 1, wherein a limiting plate is fixed on the connecting head at each end of one of the supporting bars, the limiting plate is L-shaped, the bottom surface of the limiting plate is bolted to the connecting head, a limiting notch is formed in the side surface of the limiting plate, a limiting boss is arranged in the center of the bottom of the limiting notch, a limiting seat is arranged in the limiting notch, the inner end of the limiting seat is fixedly connected with the outer side of the vehicle frame, a limiting groove is formed in the lower side of the limiting seat, and the upper end of the limiting boss extends into the limiting groove.
CN201921598995.0U 2019-09-24 2019-09-24 Battery installation structure of electric automobile Active CN210680377U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921598995.0U CN210680377U (en) 2019-09-24 2019-09-24 Battery installation structure of electric automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921598995.0U CN210680377U (en) 2019-09-24 2019-09-24 Battery installation structure of electric automobile

Publications (1)

Publication Number Publication Date
CN210680377U true CN210680377U (en) 2020-06-05

Family

ID=70903377

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921598995.0U Active CN210680377U (en) 2019-09-24 2019-09-24 Battery installation structure of electric automobile

Country Status (1)

Country Link
CN (1) CN210680377U (en)

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