CN208880057U - A kind of magnesium alloy battery box side structure - Google Patents
A kind of magnesium alloy battery box side structure Download PDFInfo
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- CN208880057U CN208880057U CN201821606308.0U CN201821606308U CN208880057U CN 208880057 U CN208880057 U CN 208880057U CN 201821606308 U CN201821606308 U CN 201821606308U CN 208880057 U CN208880057 U CN 208880057U
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Abstract
A kind of magnesium alloy battery box side structure, including side plate, bottom plate, battery pack fixed frame and battery carton and crate external fixing rack；The bottom plate is made of magnesium alloy materials, and the side plate is to be bent into the from beginning to end quadrangle magnesium alloy plate equal with the length and width of bottom plate, and side plate place from beginning to end is welded, and the top of the side plate has side plate flanging, the bottom end of side plate and bottom plate welding；The side plate flanging notch that bending side plate is formed is welded with flanging connection sheet；The battery pack fixed frame includes three crossbeams and U-shaped strengthening frame, and three crossbeams are located at front end, middle-end and the rear end of bottom plate；The U-shaped strengthening frame is installed on crossbeam described in front end；The battery carton and crate external fixing rack, including the side plate exterior bottom are welded with case lateral wall fixed frame, are symmetrically welded that there are four case outer hanging hooks on the outside of side plate.
Description
[technical field]
The utility model relates to a kind of magnesium alloy battery box side structures.
[background technique]
Battery back box is the load-bearing part of new-energy automobile power battery, is generally mounted in lower car body, is mainly used for protecting
Shield lithium battery will not damage when by external world's collision, extruding, and traditional Vehicular battery cabinet is using the casting of the materials such as steel plate, aluminium alloy
It makes；In recent years magnesium alloy because its intensity height, absorb shock resistance is good, corrosion resistance and good, density is small, it be currently in practical metal most
Light metal has intensity height, and thermal conductivity is good, damping shock absorption is good, absorbs impact load-carrying ability equal spies bigger than aluminium alloy
Point, the battery back box of integral new-energy passenger now also has to be made of magnesium alloy；But due to the needs of battery back box design, battery case side
Flanging is needed above plate, with side plate l-shaped, steel plate and magnesium alloy side plate can a punching press l-shaped, and magnesium alloy directly rushes
The problems such as side plate flanging of pressure L-type, then flanging is easy cracking failure.
So magnesium alloy plate bending is formed flanging by bending machine using four pieces of magnesium alloy plates at present, it is respectively welded at electricity
The bottom plate surrounding of pond box is welded then in four pieces of magnesium alloy plates junction two-by-two using connector made of magnesium alloy, is made
Make trouble and be welded to form for generally many places, reduces the load-carrying ability integrally absorbed impact.
[utility model content]
The purpose of the utility model is to overcome drawbacks described above, provide a kind of saving cost, easy to process, a kind of magnesium alloy
Battery case side structure.
A kind of magnesium alloy battery box edge forming method, comprising the following steps:
One, according to the perimeter of the bottom plate 3 of battery back box, the good magnesium alloy plate of punching press is got out, so that magnesium alloy plate length
Identical as the perimeter of bottom plate 3 of battery back box, the bottom plate 3 is made of magnesium alloy.
Two, using bending machine, so that wherein side plate is made to form flanging in long side bending to magnesium alloy plate.
Three, side plate measures the position for needing four corners, and in side plate according to the length and width length of the bottom plate of battery back box
It is marked on the corresponding position of flanging, side plate flanging is then cut into a saw kerf with a chainsaw in marker bit, making can be by magnesium
Alloy sheets are converted into the quadrangle with the corresponding tool of bottom plate there are four bending, and side plate is from beginning to end, and the interface of connection uses electric welding
It is fixedly connected.
Four, when side plate bending, saw kerf can pull into side plate flanging notch, make identical with side plate flanging notch size shape
Four flanging connection sheets are welded on the side plate flanging notch of battery case, so that side plate flanging forms an entirety.
Five, side plate and bottom plate are welded.
Six, string holes is processed, and battery pack fixed frame is installed, battery carton and crate external fixing rack is finally installed.
A kind of magnesium alloy battery box edge forming method, the battery pack fixed frame include three crossbeams and U-shaped reinforcing
Frame, three crossbeams are located at front end, middle-end and the rear end of bottom plate；The U-shaped reinforcing is installed on crossbeam described in front end
Frame.
A kind of magnesium alloy battery box edge forming method, the battery carton and crate external fixing rack, including bottom on the outside of the side plate
Portion is welded with case lateral wall fixed frame for being installed on vehicle, is symmetrically welded that there are four case outer hanging hooks on the outside of side plate.
A kind of magnesium alloy battery box edge forming method, the case lateral wall fixed frame are equipped with for withstanding shown case
The hook support frame of outer hanging hook offer support force.
A kind of magnesium alloy battery box edge forming method, when side plate described in bending, the place of being end-to-end of the side plate is located at
On the four edges of the side plate.
It is fixed outside a kind of magnesium alloy battery box side structure, including side plate, bottom plate, battery pack fixed frame and battery carton and crate
Frame；The bottom plate is made of magnesium alloy materials, and the side plate is to be bent into from beginning to end four sides equal with the length and width of bottom plate
Shape magnesium alloy plate, side plate place from beginning to end is welded, and the top of the side plate has side plate flanging, the bottom end of side plate and bottom plate
Welding；The side plate flanging notch that bending side plate is formed is welded with flanging connection sheet；The battery pack fixed frame includes three crossbeams
With U-shaped strengthening frame, three crossbeams are located at front end, middle-end and the rear end of bottom plate；It is installed on crossbeam described in front end
State U-shaped strengthening frame；The battery carton and crate external fixing rack, including the side plate exterior bottom are welded with case lateral wall fixed frame, side
Case outer hanging hook there are four being symmetrically welded on the outside of plate.
A kind of magnesium alloy battery box side structure, the case lateral wall fixed frame are equipped with plug-in for withstanding shown case
The hook support frame of hook offer support force.
To sum up, the utility model saves cost, and load-carrying ability that is easy to process, absorbing impact is effectively improved.
[Detailed description of the invention]
Fig. 1 is the side plate schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the utility model；
Fig. 3 is the perspective view of the utility model；
Fig. 4 is the side sectional view of the utility model；
[specific embodiment]
It is with reference to the accompanying drawings and embodiments, practical to this in order to keep the purpose of this utility model, technical solution clearer
It is novel to be further described:
As shown in Figure 1 to 4, a kind of magnesium alloy battery box edge forming side obtained using the utility model production method
Method, comprising the following steps:
One, according to the perimeter of battery bottom plate, the good magnesium alloy plate 1 of punching press is got out, so that 1 length of magnesium alloy plate and battery
The bottom circumference of bottom plate is identical.
Two, side plate 2 is made so that wherein a long side is bent to form side plate flanging 21 to magnesium alloy plate 1 using bending machine.
Three, by side plate 2 according to the length and width length of the bottom plate 3 of battery back box, the position for needing four corners is measured, and
It is marked on the corresponding position of side plate flanging 21, side plate flanging 21 is then cut into a saw kerf 211 with a chainsaw in marker bit,
Make can be converted into magnesium alloy plate the quadrangle with the tool of the equal length of bottom plate length and width there are four bending, the phase end to end of side plate 2
Even, the interface of connection is fixedly connected using electric welding.
Four, when 2 bending of side plate, saw kerf 211 can pull into side plate flanging notch 212, production and side plate flanging notch size shape
The identical four flanging connection sheets 213 of shape, are welded on the flanging notch 212 of four bendings of the side plate flanging 21 of battery case,
So that side plate flanging 21 forms an entirety.
Five, the bottom of side plate 2 and bottom plate 3 are welded, forms cabinet.
Six, three crossbeams 4 are installed on bottom plate 3, is respectively welded in bottom plate front end, middle-end and rear end, it is whole to increase battery case
Battery pack (not shown) can also be fixedly mounted while body intensity；It cuts side plate 2 and forms string holes 22, the crossbeam 4 of front end
On be welded with the U-shaped strengthening frame for installing fixed battery pack；2 exterior bottom of side plate is welded with case lateral wall fixed frame 7,2 outside of side plate
There are four case outer hanging hooks 5 for welding；In order to keep case outer hanging hook 5 stronger, it is equipped in case lateral wall fixed frame 7 for withstanding case
Outer hanging hook provides the hook support frame 6 of support force, further strengthens the intensity of case outer hanging hook.
Side plate 2 is welded end to end for convenience, welding uses friction welding (FW) to reduce cost；Make battery case constantly:
The place of being end-to-end of side plate should be avoided to be located at bending 23, and side plate 2 should be made to be end-to-end place on battery case four edges；
It can be welded in this way to avoid at four bendings 23, reduce the difficulty of welding, moreover it is possible to save weld interval, improve efficiency.
The utility model has the following beneficial effects: battery case side plate is structure as a whole, battery case side only has junction at one
Welding, battery case side is whole to weld with entire bottom plate；Traditional side plate is improved to be welded by plurality of plates, many places, it is caused
Battery case integral strength problem on the weak side substantially increases the load-carrying ability that magnesium alloy battery box integrally absorbs impact.
The above is only the utility model preferred embodiment, not appoints to the technical scope of the utility model
What is limited, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent variations
With modification, the protection scope of the utility model is still fallen within.
Claims (2)
1. a kind of magnesium alloy battery box side structure, it is characterised in that: including side plate, bottom plate, battery pack fixed frame and battery case
Case external fixing rack；The bottom plate is made of magnesium alloy materials, and the side plate is to be bent into the end to end phase equal with the length and width of bottom plate
Quadrangle magnesium alloy plate even, side plate place from beginning to end is welded, and the top of the side plate has side plate flanging, the bottom of side plate
End and bottom plate welding；The side plate flanging notch that bending side plate is formed is welded with flanging connection sheet；The battery pack fixed frame includes
Three crossbeams and U-shaped strengthening frame, three crossbeams are located at front end, middle-end and the rear end of bottom plate；On crossbeam described in front end
The U-shaped strengthening frame is installed；The battery carton and crate external fixing rack, including the side plate exterior bottom are welded with case lateral wall and consolidate
Determine frame, be symmetrically welded that there are four case outer hanging hooks on the outside of side plate.
2. a kind of magnesium alloy battery box side structure according to claim 1, it is characterised in that: the case lateral wall is solid
Determine frame and be equipped with to provide the hook support frame of support force for withstanding shown case outer hanging hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606308.0U CN208880057U (en) | 2018-09-30 | 2018-09-30 | A kind of magnesium alloy battery box side structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606308.0U CN208880057U (en) | 2018-09-30 | 2018-09-30 | A kind of magnesium alloy battery box side structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208880057U true CN208880057U (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821606308.0U Active CN208880057U (en) | 2018-09-30 | 2018-09-30 | A kind of magnesium alloy battery box side structure |
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| CN (1) | CN208880057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128709A (en) * | 2018-09-30 | 2019-01-04 | 福建坤孚股份有限公司 | A kind of magnesium alloy battery box edge forming method and structure |
-
2018
- 2018-09-30 CN CN201821606308.0U patent/CN208880057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128709A (en) * | 2018-09-30 | 2019-01-04 | 福建坤孚股份有限公司 | A kind of magnesium alloy battery box edge forming method and structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210820 Address after: No.9 Xinglin Road, Yanqian Park, high tech Zone, Wuping County, Longyan City, Fujian Province, 364300 Patentee after: FUJIAN KUNFU STOCK Co.,Ltd. Patentee after: Fujian Meifu Technology Co.,Ltd. Patentee after: Shanghai Gebang Automation Technology Co.,Ltd. Address before: 364300 factory building 6, Yongfu Road, Yanqian industrial concentration area, Wuping County, Longyan City, Fujian Province Patentee before: FUJIAN KUNFU STOCK Co.,Ltd. |
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| TR01 | Transfer of patent right |