CN102476578B - Integrated high-voltage battery case - Google Patents
Integrated high-voltage battery case Download PDFInfo
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- CN102476578B CN102476578B CN201110205217.2A CN201110205217A CN102476578B CN 102476578 B CN102476578 B CN 102476578B CN 201110205217 A CN201110205217 A CN 201110205217A CN 102476578 B CN102476578 B CN 102476578B
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- casing
- flange
- battery case
- integrated high
- voltage battery
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- 238000005728 strengthening Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003116 impacting Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The present invention relates to a kind of integrated high-voltage battery case.Relate more specifically to a kind of by by integrated for the attachment structure between the sidepiece part of Battery case and vehicle chassis and be suitable to resist side impact and guarantee that safety reduces the integrated high-voltage battery case of vehicle weight simultaneously.Especially, this integrated high-voltage battery case includes: be configured to accommodate the bottom casing of battery；It is configured to be fixed to battery the battery mounting of the end face of bottom casing；With multiple flanges, it extends from the upper end-face edge of the sidewall of bottom casing and each flange has the connecting hole for flange is connected to chassis side part.On the bottom surface of bottom casing, between the two opposite sides of bottom casing, extend transversely with prominent rib.
Description
Technical field
The present invention relates to a kind of integrated high-voltage battery case.Relate more specifically to one be suitable to resist side
Face is clashed into and is guaranteed safe, simultaneously by collecting between the sidepiece part of battery case and vehicle chassis
Attachment structure is become to reduce the integrated high-voltage battery case of vehicle weight.
Background technology
Motor vehicle driven by mixed power refers to have efficient car concurrently by what two or more type power drove
, wherein generally by being used in combination the driving force of the electromotor of fuel and there is high-tension battery
The electric power of electro-motor obtains driving force.This vehicle is also referred to as hybrid electric vehicle
(HEV)。
Fig. 6 and 7 illustrates the tradition that high-tension battery is fixed to the battery case 10 within vehicle chassis
Structure.Fig. 6 illustrates the top perspective view of conventional high-tension Battery case 10.Fig. 7 illustrates Fig. 6's
Face upwarding stereogram.Fig. 8 illustrates the cross-sectional view of the sidepiece of conventional high-tension Battery case 10.
As it can be seen, traditional high-tension battery casing 10 includes the bottom for loading high-tension battery
Casing 11 and be installed to the bottom multiple battery mountings 12 within casing 11, it is configured
Become and high-tension battery is fixed to casing 11.Additionally, casing 11 also includes side fixed mount 20, its
Sidepiece at bottom casing 11 is connected to chassis side part 1 (as shown in Figure 8), in order to by case
The bottom of body 11 is fixed on chassis side part 1.Shaft-like cross member 30 is also disposed in
On the bottom surface of bottom casing 11, and it is relevant to the load of high-tension battery casing to be configured to support
Load.
Cross member 30 extends to the two opposite sides of bottom casing 11, fixes being connected to sidepiece
On frame 20, and this cross member is connected on chassis side frame 1 by sidepiece fixed mount 20.
With reference to Fig. 8, sidepiece can be formed by welding top-support 20a and bottom bracket 20b
Fixed mount 20, wherein bottom bracket 20b is connected to cross member 30, and top-support 20a leads to
The joint crossing bolt 22 and pipe nut 24 is connected to chassis side part 1, and this bolt is by screw thread even
Receive the hole of the end face being formed at top-support 20a.
Bottom casing link 32 may be provided at bottom casing 11 and one of cross member 30 or
Between multiple sidewalls, to prevent bottom box body 11 from deforming, and firmly fix bottom further
Casing 11.
But, above-mentioned high-tension battery casing has the disadvantages that
First, the sidewall of the bottom casing 11 as separate part and sidepiece fixed mount 20 it
Between be formed with space, during the side impact of vehicle battery and chassis is easily deformable and damage.
It is to say, the impact on battery case 10 can not be effectively dispersed, and sidepiece fixed mount 20
Can be introduced in during the side impact of vehicle in battery case 10, this will make the storage in casing
Battery unit is badly damaged.And, shaft-like cross member 30 the sidepiece fixed mount supported
The support force of 20 is strong not, so that the deformation of chassis side part 1 cannot be prevented, therefore will make the end
Dish sidepiece part 1 is affected by impacting.
Second, it is contemplated that the support force of battery case 10, i.e. resist the intensity effect of Vehicular impact,
It is configured to the cross member 30 of the bottom surface of casing 11 bottom supporting and adds weight and part
Number.This causes the increase of vehicle weight and cost of parts.
Summary of the invention
The present invention relates to a kind of being suitably connected on chassis side part with in the side impact of vehicle
Make battery and the deformation on chassis and damage minimum integrated high-voltage battery case.
It is a further object to provide a kind of integrated high-voltage battery case seat, it is suitable to lead to
Cross integrated structure and effectively transmit the support force of battery case and by the number of components needed for reducing
Reduce weight and manufacturing cost.
In an aspect, the present invention provides a kind of integrated high-voltage battery case, comprising: quilt
It is configured to accommodate the bottom casing of battery；It is configured to be fixed to battery the end face of bottom casing
Battery mounting；The multiple flanges extended with the upper end-face edge of the sidewall from bottom casing.More
Specifically, each flange can have the connecting hole for being connected to by flange on chassis side part.
The bottom surface of bottom casing can also extend transversely with between the two opposite sides of bottom box body
There is prominent rib.
In some embodiments of the present invention, rib can be laterally formed in and be formed on the end
On the two opposite sides of portion's casing with flange facing with each other between.And, battery mounting can have
There is staff-like shape, extend between the two opposite sides of bottom casing and there is the projection projected upwards,
The projection of battery mounting can be towards the projection of rib.
Additionally, In some embodiments of the present invention, integrated high-voltage battery case may also include
Bracing frame, the opposite end of bracing frame is connected to sidepiece and the flange of the bottom surface of bottom casing,
Bracing frame is bent.Integrated high-voltage battery case can also include being arranged in the company forming flange
Connect the gripper shoe in the position in hole.
Advantageously, the present invention can impact that effectively scattering vehicles transmits in side impact, thus
Damage to the secondary battery unit in Battery case is minimum.Further, by according to the present invention
The integrated high-voltage battery case of illustrative embodiments support chassis sidepiece part securely, thus makes
In the side impact of vehicle, the deformation on produced chassis is minimum.
Additionally, by reducing the cross member used in conventional high-tension Battery case and sidepiece
Fixed mount, makes the weight reduction of battery case, therefore reduces manufacturing cost.And, according to this
The bracing frame of bright embodiment and gripper shoe contribute to the support force of enhancing battery case and the strong of flange
Degree.
Accompanying drawing explanation
Below with reference to accompanying drawings shown in some illustrative embodiments to the above-mentioned of the present invention and its
Its feature is described in detail, and these illustrative embodiments given below are only used to
Improving eyesight, and it is not limitation of the present invention, wherein,
Fig. 1 is that the vertical view of the integrated high-voltage battery case according to exemplary embodiment of the invention is stood
Body figure；
Fig. 2 is that looking up of the integrated high-voltage battery case according to exemplary embodiment of the invention is vertical
Body figure；
Fig. 3 is the side illustrating the integrated high-voltage battery case according to exemplary embodiment of the invention
The axonometric chart in portion；
Fig. 4 is the side illustrating the integrated high-voltage battery case according to exemplary embodiment of the invention
The sectional view in portion；
Fig. 5 is to illustrate that the battery formed toward each other according to exemplary embodiment of the invention is fixed
Frame and the sectional view of rib；
Fig. 6 is the top perspective view of exemplary conventional high-pressure Battery case；
Fig. 7 is the face upwarding stereogram of exemplary conventional high-pressure Battery case；With
Fig. 8 is the sectional view of the sidepiece illustrating exemplary conventional high-pressure Battery case.
Detailed description of the invention
Describe the illustrative embodiments of the present invention below with reference to the accompanying drawings in detail, so that the present invention
One of ordinary skill in the art are readily able to implement the present invention.
Especially, integrated high-voltage battery case includes: be configured to accommodate the casing of battery；Configuration
Become the support that battery is fixed to box top；And extend from the upper end-face edge of the sidewall of casing
Multiple flanges, and each flange has the connecting hole for being connected on chassis by flange.
Prominent rib also can horizontal expansion between the two opposite sides of casing in tank floor.
Fig. 1 and 2 illustrates the integrated high-voltage battery case according to the present invention one illustrative embodiments
100.Fig. 1 is the top perspective view of high-tension battery casing 100, and Fig. 2 is high-tension battery casing
The face upwarding stereogram of 100.
As it can be seen, integrated high-voltage battery case 100 according to an illustrative embodiment of the invention
Including bottom casing 110, battery mounting 140, flange 120 and rib 160.
Bottom casing 110 forms the space for accommodating battery, solid for the battery of self-contained battery
Determine frame 140 and be installed to the top surface of bottom casing 110.Correspondingly, multiple in order to install
Different types of battery, can be arranged in parallel multiple battery mounting 140 to determine space interval.
In an exemplary embodiment of the present invention embodiment, flange 120 is from the sidewall of bottom casing 110
Extend, and the connecting hole 122 for being connected on chassis side part is formed in flange 120.
In more detail, flange 120 extends from the end of the top of bottom casing 110, so that many
Individual flange 120 can be formed along the periphery of the sidewall of bottom casing 110.Flange 120 can
To be symmetrically formed on the two opposite sides of bottom casing 110, but the present invention is not restricted to
This.
In an exemplary embodiment of the present invention embodiment, the two opposite sides of bottom casing 110 is extended to
To cross the prominent rib 160 of bottom casing 110, it is formed on the end of bottom casing 110
On face.Rib 160 is formed, to prevent bottom box by the bottom surface of curved bottom casing 110
The distortion of the bottom surface of body 110 and deflection also strengthen its intensity and support force.Showing according to the present invention
Example embodiment, the cross section of rib 160 also can have the bottom surface from bottom casing 110
The projection of downward projection of such as U-shaped.In this case, it is possible to put down with the space interval determined
Arrange multiple rib 160, with the support force of casing 110 bottom strengthening capablely.
According to an illustrative embodiment of the invention, pair of flanges 120 is symmetrically formed at bottom
Time in the opposite sides of casing 110, rib 160 can be laterally formed in flange 120 it
Between.This structure can effectively prevent load supported by flange 120 time bottom casing 110 due to pass
It is delivered to the load of the battery case 110 of flange 120 and distorts and deflection.
Meanwhile, according to another implementation of the invention, bottom casing 110 it is installed to
The battery mounting of end face can have between the opposite sides of bottom casing 110 extend shaft-like
Shape, and also can have the structure projected upwards.It is to say, battery mounting 140
Cross section can have the projection of such as inverted U-shape, to prevent bottom box body 110 together with formation
Rib 160 on the bottom surface of bottom casing 110 is distorted and deflection.
More specifically, as it is shown in figure 5, the projection of battery mounting 140 and rib 160
Projection can be formed toward each other.It is therefore prevented that the bottom casing 110 of the present invention is upwards
Direction and in downward direction go up the change of battery mounting 140 relative to transmission secondary battery unit load
Shape, thus makes its intensity and support force maximum.Then, according to the illustrative reality of example of the present invention
Executing mode, a battery mounting 140 can be towards a pair strengthening part, such as ditch or groove, 160a
And 160b, so that its support force is maximum, the projection of battery mounting 140 can become in this case
Formed over the ground suitably to be deformed.
Meanwhile, according to the integrated high-voltage battery case of the illustrated embodiment of example of the present invention
100, may also include for support and strengthen that the load of high-tension battery casing 100 is passed to convex
The bracing frame 124 of edge 120 and gripper shoe 126.
Fig. 3 and 4 illustrates the sidepiece of the integrated high-voltage battery case according to embodiment of the present invention.
Fig. 3 illustrates the Example support frame 124 with opposite end, and it is connected to bottom casing
The sidepiece of the bottom surface of 110 and flange 120.Flange 120 can be from the top of the sidewall of bottom casing 110
The end at edge, portion extends, wherein can between the bottom surface of flange 120 and bottom casing 110 shape
Become stepped-style.Therefore, in this embodiment of the present invention, bracing frame 124 has bending
Structure, its opposite end is connected to flange 120 and the bottom surface of bottom casing 110.
Bracing frame 124 keeps being applied in the flange 120 of upward force and the end being applied in downward load
Intensity between the bottom surface of portion's casing 110, to prevent the sidewall of bottom box body 110 from deflecting
Deng deformation.In some embodiments of the present invention, one end of bracing frame 124 can be connected to
Formed in the part of connecting hole 122 on flange 120, so that support force is maximum.
As shown in Figure 4, the connecting hole 122 being formed in flange 120 is formed to link chassis
Sidepiece part 1, and can be by being threadingly attached to bolt 22 and the pipe nut 24 of connecting hole 122
Between joint and be fixed on chassis side part 1.Additionally, integrated high-voltage battery case 100
May additionally include formed flange 120 connecting hole 122 position on for strengthening flange 120
Intensity and the gripper shoe of support force.It is, gripper shoe 126 can be incorporated into flange 120
Connecting hole 122 that upper bolt 22 is threadingly attached to around, with by strengthening flange 120
The deformation such as intensity prevents that flange 120 is distorted.
Integrated high-voltage battery case 100 according to embodiments of the present invention passes through will be from bottom casing 110
The flange 120 extended is connected on chassis side part 1, thus utilizes and be formed at bottom casing 110
Bottom surface on prominent rib 160 can be by fixing for high-tension battery casing 100 and be supported on collection
Become in structure, with the support force of casing 110 bottom keeping.
Advantageously, flange 120 integrally formed with bottom casing 110 has disperseed effectively at car
Side impact during the impact of the produced sidewall to bottom casing 110, thus make
The deformation of battery case 100 and the damage to secondary battery unit are minimum.And, when according to the present invention
Integrated high-voltage battery case 100 when being installed on chassis side part 1, chassis side part 1
Securely fixed by flange 120 integrally formed with bottom casing 110, therefore make at vehicle
During side impact, the deformation on produced chassis is minimum.
Above by reference to the preferred embodiment of the present invention to the present invention have been described in detail.
But, it will be understood by those skilled in the art that without departing from the principle of the present invention and spirit
In the case of, it is also possible to modifying these embodiments, the scope of the present invention is in appended power
Profit requires and is defined in its equivalent form of value.Additionally, in the situation of the essence without departing from the present invention
Under, can many modifications may be made with material to specific situation.So, the present invention does not limit to
In the detailed description of preferred implementation, and it is included in scope of the following claims
All embodiments.
Claims (8)
1. an integrated high-voltage battery case, including:
Bottom casing, is configured to accommodate battery；
Battery mounting, is configured to be fixed on described battery the end face of described bottom casing；With
The multiple flanges extended from the upper end-face edge of the sidewall of described bottom casing, each flange has the connecting hole for being connected on chassis side part by described flange,
On the bottom surface of described bottom casing, between the two opposite sides of described bottom casing, wherein extend transversely with prominent rib,
Wherein said battery mounting has staff-like shape, extends the two opposite sides of described bottom casing and has the projection projected upwards, and
The projection of described battery mounting is towards the projection of described rib.
2. integrated high-voltage battery case as claimed in claim 1, wherein said rib is laterally formed between described flange, and described flange is formed on the two opposite sides of described bottom casing with facing with each other.
3. integrated high-voltage battery case as claimed in claim 1, also includes bracing frame, and the opposite end of support frame as described above is connected to the sidepiece of the bottom surface of described bottom casing and flange makes support frame as described above bend.
4. integrated high-voltage battery case as claimed in claim 1, also includes the gripper shoe being arranged in the position of the described connecting hole forming described flange.
5. an integrated high-voltage battery case, including:
Casing, is configured to accommodate battery；
Support, is configured to be fixed on described battery the end face of described casing；With
The multiple flanges extended from the upper end-face edge of the sidewall of described casing, each flange has the hole for being connected on chassis by described flange,
Wherein on the bottom surface of described casing, between the two opposite sides of described casing, extend transversely with rib,
Wherein said support has the staff-like shape of the two opposite sides extending described casing, and described support has the projection projected upwards, and
Described rib has projection, and the described projection of described support is towards the projection of described rib.
6. integrated high-voltage battery case as claimed in claim 5, wherein said rib is laterally formed between described flange, and described flange is formed on the two opposite sides of described casing with facing with each other.
7. integrated high-voltage battery case as claimed in claim 5, also includes bracing frame, and the opposite end of support frame as described above is connected to the sidepiece of the bottom surface of described casing and flange makes support frame as described above bend.
8. integrated high-voltage battery case as claimed in claim 5, also includes the gripper shoe being arranged in the position of the connecting hole forming described flange.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100117209A KR101219399B1 (en) | 2010-11-24 | 2010-11-24 | Integrated High Voltage Battery Case |
| KR10-2010-0117209 | 2010-11-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102476578A CN102476578A (en) | 2012-05-30 |
| CN102476578B true CN102476578B (en) | 2016-12-14 |
Family
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417747A (en) * | 2018-02-28 | 2018-08-17 | 奇瑞汽车股份有限公司 | Battery pack installation bolt protective device and electric vehicle with it |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390754A (en) * | 1992-01-16 | 1995-02-21 | Honda Giken Kogyo Kabushiki Kaisha | Battery box for an electric vehicle |
| US7128999B1 (en) * | 2000-03-13 | 2006-10-31 | General Motors Corporation | System of retaining a plurality of batteries for an electric/hybrid vehicle |
| CN101682007A (en) * | 2007-03-01 | 2010-03-24 | 江森自控帅福得先进能源动力系统有限责任公司 | Battery module |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390754A (en) * | 1992-01-16 | 1995-02-21 | Honda Giken Kogyo Kabushiki Kaisha | Battery box for an electric vehicle |
| US7128999B1 (en) * | 2000-03-13 | 2006-10-31 | General Motors Corporation | System of retaining a plurality of batteries for an electric/hybrid vehicle |
| CN101682007A (en) * | 2007-03-01 | 2010-03-24 | 江森自控帅福得先进能源动力系统有限责任公司 | Battery module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417747A (en) * | 2018-02-28 | 2018-08-17 | 奇瑞汽车股份有限公司 | Battery pack installation bolt protective device and electric vehicle with it |
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