CN207282568U - A kind of power battery box structure - Google Patents
A kind of power battery box structure Download PDFInfo
- Publication number
- CN207282568U CN207282568U CN201721252213.9U CN201721252213U CN207282568U CN 207282568 U CN207282568 U CN 207282568U CN 201721252213 U CN201721252213 U CN 201721252213U CN 207282568 U CN207282568 U CN 207282568U
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- China
- Prior art keywords
- side bar
- babinet
- reinforcement plate
- covering
- power battery
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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
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Abstract
The utility model provides a kind of power battery box structure applied to new-energy automobile power battery parts technical field,Babinet covering (1) side side (5) inner wall of the power battery box structure sets liner reinforcement plate I (6),Babinet covering (1) opposite side side (5) inner wall sets liner reinforcement plate II (7),Side bar I (3) one end is welded to connect with liner reinforcement plate I (6) one end,Another II (7) one end of terminal inner lining reinforcement plate of side bar I (3) is welded to connect,Side bar II (4) one end is welded to connect with liner reinforcement plate I (6) other end,Side bar II (4) other end is welded to connect with liner reinforcement plate II (7) other end,The power battery box structure of the utility model,The bonding strength between each building block of Battery case can be improved,Realize and be connected between battery modules,And strengthen battery modules integral strength,Reduce amount of parts at the same time,Improve production and assembling convenience.
Description
Technical field
The utility model belongs to new-energy automobile power battery parts technical field, is to be related to one kind more specifically
Power battery box structure.
Background technology
In new energy battery industry, with the progress of battery technology, the power battery for New-energy electric vehicle
Energy density requirement steps up.In the prior art, the battery modules of power battery are generally segmented arrangement, Battery case middle part
Increase battery modules fixed hole position and fastening bolt, to realize that battery modules are fixed and supported, such structure not only wastes
Space, need to also increase cross beam support at middle part, add the weight of Battery case.And reinforcing rib is generally using folding in Battery case
O ing, welding is more to be connect using carbon dioxide gas arc welding, and post welding distortion is stress-retained big, and box deformation risk is big, part
Weld seam can not meet welding process requirement because cabinets cavity space limits.And to the fixed form of battery modules, generally by
Bolt is passed through from end plate and is connected on bottom of box crossbeam mounting hole, due to battery modules excessive height and end plate erection space
Limited, the bolt for penetrating fastening is thin and grows, and cannot see whether effectively to be connected with mounting hole position well during operation, leads
Cause efficiency of assembling relatively low；And the fixed thin flat plate that is generally of overlap joint connection between adjacent cell module is fixed, mechanical strength is low, has
Risk of breakage.
Utility model content
Technical problem to be solved in the utility model is：There is provided a kind of simple in structure, it is possible to increase Battery case each group
Into the bonding strength between component, realize and be connected between battery modules, and strengthen battery modules integral strength, reduce at the same time
Amount of parts, improves production and assembling convenience, reduces box weight, so as to improve Battery case energy density, strong comprehensively
Degree and rigidity, to meet the power battery box structure of high-energy-density power type automobile requirement.
Solve the problems, such as techniques discussed above, the technical solution that the utility model is taken is：
The utility model is a kind of power battery box structure, and power battery box structure includes square babinet covering,
The power battery of power battery box structure includes multiple battery modules, and multiple battery modules are configured to be installed on babinet illiteracy
Intracutaneous structure, one side end face inner wall of babinet covering set side bar I, and another side end face inner wall of babinet covering sets side bar II, case
Body covering side side inner walls set liner reinforcement plate I, and babinet covering opposite side side inner walls set liner reinforcement plate II,
I one end of side bar is welded to connect with I one end of liner reinforcement plate, and another II one end of terminal inner lining reinforcement plate of side bar I is welded to connect, side
II one end of beam is welded to connect with I other end of liner reinforcement plate, and II other end of side bar is welded with II other end of liner reinforcement plate
Connection.
The end face of the babinet covering includes end face I and end face II, and I side of side bar sets I bending plate of side bar
Part, II side of side bar set side bar II to bend plate, and the side bar I bends plate by side bar I and passes through electricity with I inner wall of end face
Welding resistance is welded to connect, and the side bar II bends plate by side bar II and is connected with II inner wall of end face by electric resistance welding.
The side of the babinet covering includes side I and side II, and I side of liner reinforcement plate sets multiple
The attaching plate elements I of bending, each attaching plate elements I are welded together by multiple rivets and I inner wall of side respectively, described interior
The attaching plate elements II that II side of reinforcement plate sets multiple bendings is served as a contrast, each attaching plate elements II passes through multiple rivets and side respectively
II inner wall is welded to connect.
The babinet, which is covered between intracutaneous side bar I and side bar II, also sets up middle reinforcing beam, middle reinforcing beam one end with
Liner reinforcement plate I is welded to connect, and the middle reinforcing beam other end is welded to connect with liner reinforcement plate II, and battery modules are installed on
When in babinet covering, battery modules are configured to the structure being supported at the same time on side bar I, side bar II and middle reinforcing beam.
Each battery modules one end end face installation battery modules stent I of the power battery, each battery modules are another
One end end face installation battery modules stent II, each I lower end of battery modules stent is connected with side bar I by being connected bolt I, each
II lower end of battery modules stent is connected with side bar II by being connected bolt II.
The babinet covering, side bar I, side bar II, middle reinforcing beam, liner reinforcement plate I, liner reinforcement plate II are equal
It is arranged to by the stamping forming structure of high-strength steel sheet material.
Using the technical solution of the utility model, following beneficial effect can be obtained：
The power battery box structure of the utility model, side bar I, side bar II, liner are set in babinet covering inner wall respectively
Reinforcement plate I, liner reinforcement plate II, in this way, babinet covering and side bar I, side bar II, liner reinforcement plate I, liner reinforcing plate
Part II forms integral support structure, effectively improves support strength, and after battery modules are placed into babinet covering, battery mould
Group can be supported on side bar I, side bar II, liner reinforcement plate I, in liner reinforcement plate II, and babinet covering clamping battery modules,
So that power battery box structure overally supports, integrated connection is fixed between realizing battery modules, effectively improves power battery box
Energy density, rigidity and the intensity of body structure, improve power battery overall performance.The power battery babinet knot of the utility model
Structure, it is simple in structure, it is possible to increase the bonding strength between each building block of Battery case, realizes and integrally connect between battery modules
Connect, and strengthen battery modules integral strength, while reduce amount of parts, improve production and assembling convenience, reduce babinet weight
Amount, so that Battery case energy density, strength and stiffness are improved comprehensively, will to meet the use of high-energy-density power type automobile
Ask.
Brief description of the drawings
Brief description is made to the content expressed by each attached drawing of this specification and the mark in figure below：
Fig. 1 is the overall structure diagram of power battery box structure described in the utility model；
Fig. 2 is the configuration schematic diagram of power battery box structure described in the utility model；
Fig. 3 is the component partial structural diagrams such as the babinet covering of power battery box structure described in the utility model；
Fig. 4 is the structure diagram of the side bar I of power battery box structure described in the utility model；
Attached drawing acceptance of the bid note be respectively：1st, babinet covering；2nd, end face；3rd, side bar I；4th, side bar II；5th, side；6th, liner is strengthened
Plate I；7th, liner reinforcement plate II；8th, end face I；9th, end face II；10th, side bar I bends plate；11st, side bar II bends plate；
12nd, side I；13rd, side II；14th, attaching plate elements II；15th, middle reinforcing beam；16th, battery modules stent I；17th, battery modules branch
Frame II；18th, battery modules.
Embodiment
Below against attached drawing, by the description of the embodiment, to specific embodiment of the present utility model as involved
Mutual alignment and connection relation, the effect of each several part and operation principle between the shape of each component, construction, each several part etc. make into
The detailed description of one step：
As shown in Figure 1, the utility model is a kind of power battery box structure, the power battery box structure bag
Square babinet covering 1 is included, the power battery of power battery box structure includes multiple battery modules 18, multiple battery modules 18
The structure being installed in babinet covering 1 is configured to, 1 one side end face of babinet covering, 2 inner wall sets side bar I 3, babinet covering 1
Another 2 inner wall of side end face sets side bar II 4, and 1 side side of babinet covering, 5 inner wall sets liner reinforcement plate I 6, babinet covering 1
5 inner wall of opposite side side sets liner reinforcement plate II 7, and I 3 one end of side bar is welded to connect with I 6 one end of liner reinforcement plate, side
Another II 7 one end of terminal inner lining reinforcement plate of beam I 3 is welded to connect, and II 4 one end of side bar connects with the welding of I 6 other end of liner reinforcement plate
Connect, II 4 other end of side bar is welded to connect with II 7 other end of liner reinforcement plate.Said structure, sets respectively in babinet covering inner wall
Side bar I 3, side bar II 4, liner reinforcement plate I 6, liner reinforcement plate II 7 are put, in this way, babinet covering and side bar I 3, side bar II
4th, liner reinforcement plate I 6, liner reinforcement plate II 7 form integral support structure, effectively improve support strength, and in battery
After module is placed into babinet covering, battery modules can be supported on side bar I 3, side bar II 4, liner reinforcement plate I 6, liner and strengthen
On plate II 7, and babinet covering clamping battery modules so that power battery box structure overally supports, realize battery modules it
Between be connected and fix, effectively improve the energy density, rigidity and intensity of power battery box structure, it is overall to improve power battery
Performance.Power battery box structure described in the utility model, it is simple in structure, it is possible to increase between each building block of Battery case
Bonding strength, realize and be connected between battery modules, and strengthen battery modules integral strength, while reduce component number
Amount, improves production and assembling convenience, reduces box weight, so that Battery case energy density, strength and stiffness are improved comprehensively,
To meet high-energy-density power type automobile requirement.
The end face 2 of the babinet covering 1 includes end face I 8 and end face II 9, and I 3 side of side bar sets side bar I curved
Folded plate part 10, II 4 side of side bar set side bar II to bend plate 11, and the side bar I 3 bends plate 10 and end by side bar I
I 8 inner wall of face is connected by electric resistance welding, and the side bar II 4 bends plate 11 by side bar II and passes through with II 9 inner wall of end face
Electric resistance welding connects.Said structure, babinet covering are square body structure, are made up of metal material, for place and it is spacing
Battery modules, and side bar I 3 bends plate 10 by side bar I and is connected with I 8 inner wall of end face by electric resistance welding, side bar II 4 is logical
Cross the bending plate 11 of side bar II to be connected by electric resistance welding with II 9 inner wall of end face, after battery modules are put into, in above-below direction energy
Side bar I 3, the secure support of side bar II 4 are accessed, and obtains the spacing of babinet covering in the horizontal direction so that is reliably accommodated
, will not play or movement in Battery case so that power battery structure is integrally formed formula connection structure, effectively improve strengthen it is whole
Body intensity.
The side 5 of the babinet covering 1 includes side I 12 and side II 13, I 6 side of liner reinforcement plate
The attaching plate elements I of multiple bendings is set, and each attaching plate elements I is welded to connect by multiple rivets and I 12 inner wall of side respectively
Together, II 7 side of liner reinforcement plate sets the attaching plate elements II 14 of multiple bendings, and each attaching plate elements II 14 is led to respectively
Multiple rivets are crossed to be welded to connect with II 13 inner wall of side.In this way, the setting of liner reinforcement plate I 6 and liner reinforcement plate II 7,
Side bar I 3, side bar II 4 are further supported, improves the load-bearing capacity of side bar I 3, side bar II 4 when supporting battery modules, it is ensured that side
Beam I 3, side bar II 4 will not deform when supporting battery modules, it is ensured that Battery case global shape is reliable.
Middle reinforcing beam 15, middle reinforcing beam 15 are also set up between side bar I 3 and side bar II 4 in the babinet covering 1
One end is welded to connect with liner reinforcement plate I 6, and middle 15 other end of reinforcing beam is welded to connect with liner reinforcement plate II 7, battery
When module 8 is installed in babinet covering 1, battery modules 18 be configured to be supported at the same time side bar I 3, side bar II 4 and it is middle plus
Structure on brutal 15.Said structure, by the setting of middle reinforcing beam, is supported battery modules middle part, avoids
The long battery modules middle part of length is bent downwardly deformation, so that it is guaranteed that battery modules obtain secure support, avoids power
Battery overall deformation.
18 one end end face of each battery modules installation battery modules stent I 16 of the power battery, each battery mould
Group 18 the other end faces installation battery modules stent II 17, each I 16 lower end of battery modules stent is with side bar I 3 by being connected spiral shell
Bolt I connects, and each II 17 lower end of battery modules stent is connected with side bar II 4 by being connected bolt II.I 16 He of battery modules stent
The setting of battery modules stent II 17, is mainly used for battery modules being connected with box crossbeam.
The babinet covering 1, side bar I 3, side bar II 4, middle reinforcing beam 15, liner reinforcement plate I 6, liner reinforcing plate
Part II 7 is disposed as by the stamping forming structure of high-strength steel sheet material.Said structure, babinet covering 1, side bar I 3, side bar
II 4, the component manufacturing property such as middle reinforcing beam 15, liner reinforcement plate I 6, liner reinforcement plate II 7 is reliable, and manufacture efficiency is high,
So as to effectively meet the actual needs of new-energy automobile mass production.
The power battery box structure of the utility model, side bar I, side bar II, liner are set in babinet covering inner wall respectively
Reinforcement plate I, liner reinforcement plate II, in this way, babinet covering and side bar I, side bar II, liner reinforcement plate I, liner reinforcing plate
Part II forms integral support structure, effectively improves support strength, and after battery modules are placed into babinet covering, battery mould
Group can be supported on side bar I, side bar II, liner reinforcement plate I, in liner reinforcement plate II, and babinet covering clamping battery modules,
So that power battery box structure overally supports, integrated connection is fixed between realizing battery modules, effectively improves power battery box
Energy density, rigidity and the intensity of body structure, improve power battery overall performance.The power battery babinet knot of the utility model
Structure, it is simple in structure, it is possible to increase the bonding strength between each building block of Battery case, realizes and integrally connect between battery modules
Connect, and strengthen battery modules integral strength, while reduce amount of parts, improve production and assembling convenience, reduce babinet weight
Amount, so that Battery case energy density, strength and stiffness are improved comprehensively, will to meet the use of high-energy-density power type automobile
Ask.
Exemplary description is carried out to the utility model above in conjunction with attached drawing, it is clear that the utility model concrete implementation is simultaneously
From the limitation of aforesaid way, if the various improvement that the methodology of the utility model and technical solution carry out are employed, or
It is not improved that the design of the utility model and technical solution are directly applied into other occasions, the protection in the utility model
In the range of.
Claims (6)
- A kind of 1. power battery box structure, it is characterised in that：The power battery box structure includes square babinet and covers Skin (1), the power battery of power battery box structure include multiple battery modules (18), and multiple battery modules (18) are arranged to The structure being enough installed in babinet covering (1), babinet covering (1) one side end face (2) inner wall set side bar I (3), babinet covering (1) another side end face (2) inner wall sets side bar II (4), and babinet covering (1) side side (5) inner wall sets liner reinforcement plate I (6), babinet covering (1) opposite side side (5) inner wall sets liner reinforcement plate II (7), and side bar I (3) one end is strengthened with liner Plate I (6) one end is welded to connect, and another II (7) one end of terminal inner lining reinforcement plate of side bar I (3) is welded to connect, side bar II (4) one End is welded to connect with liner reinforcement plate I (6) other end, and side bar II (4) other end is welded with liner reinforcement plate II (7) other end Connect in succession.
- 2. power battery box structure according to claim 1, it is characterised in that：The end face of the babinet covering (1) (2) end face I (8) and end face II (9) are included, described side bar I (3) side sets side bar I to bend plate (10), side bar II (4) Side sets side bar II to bend plate (11), and the side bar I (3) bends plate (10) and end face I (8) inner wall by side bar I Connected by electric resistance welding, the side bar II (4) bends plate (11) by side bar II and passes through electricity with end face II (9) inner wall Welding resistance is welded to connect.
- 3. power battery box structure according to claim 1, it is characterised in that：The side of the babinet covering (1) (5) side I (12) and side II (13) are included, described liner reinforcement plate I (6) side sets the attaching plate elements of multiple bendings I, each attaching plate elements I is welded together by multiple rivets and side I (12) inner wall respectively, the liner reinforcement plate II (7) side sets the attaching plate elements II (14) of multiple bendings, and each attaching plate elements II (14) passes through multiple rivets and side respectively Face II (13) inner wall is welded to connect.
- 4. power battery box structure according to claim 1, it is characterised in that：Side in the babinet covering (1) Middle reinforcing beam (15), middle reinforcing beam (15) one end and liner reinforcement plate I are also set up between beam I (3) and side bar II (4) (6) it is welded to connect, middle reinforcing beam (15) other end is welded to connect with liner reinforcement plate II (7), and battery modules (18) clamp When babinet covering (1) is interior, battery modules (18) be configured to be supported at the same time side bar I (3), side bar II (4) and it is middle plus Structure on brutal (15).
- 5. power battery box structure according to claim 1, it is characterised in that：Each battery of the power battery Module (18) one end end face installation battery modules stent I (16), each battery modules (18) the other end face install battery modules Stent II (17), each I (16) lower end of battery modules stent are connected with side bar I (3) by being connected bolt I, each battery modules Stent II (17) lower end is connected with side bar II (4) by being connected bolt II.
- 6. power battery box structure according to claim 1, it is characterised in that：The babinet covering (1), side bar I (3), side bar II (4), middle reinforcing beam (15), liner reinforcement plate I (6), liner reinforcement plate II (7) are disposed as by high-strength Spend the stamping forming structure of steel sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252213.9U CN207282568U (en) | 2017-09-27 | 2017-09-27 | A kind of power battery box structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252213.9U CN207282568U (en) | 2017-09-27 | 2017-09-27 | A kind of power battery box structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282568U true CN207282568U (en) | 2018-04-27 |
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ID=61988080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721252213.9U Active CN207282568U (en) | 2017-09-27 | 2017-09-27 | A kind of power battery box structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728219A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | The battery pack of vehicle |
-
2017
- 2017-09-27 CN CN201721252213.9U patent/CN207282568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728219A (en) * | 2018-12-29 | 2019-05-07 | 蜂巢能源科技有限公司 | The battery pack of vehicle |
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