CN208923260U - Battery pack upper housing component and vehicle - Google Patents
Battery pack upper housing component and vehicle Download PDFInfo
- Publication number
- CN208923260U CN208923260U CN201822110532.7U CN201822110532U CN208923260U CN 208923260 U CN208923260 U CN 208923260U CN 201822110532 U CN201822110532 U CN 201822110532U CN 208923260 U CN208923260 U CN 208923260U
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- CN
- China
- Prior art keywords
- battery pack
- cavity portion
- upper housing
- housing
- pack upper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
Abstract
The utility model relates to Vehicular battery packet field, a kind of battery pack upper housing component and vehicle are disclosed.Battery pack upper housing component, including battery pack upper housing and explosion-proof valve, the battery pack upper housing includes housing top wall and housing sidewall, the housing sidewall is located at the side of the housing top wall and arranges around the housing top wall to form accommodating chamber, wherein, opening is formed in the housing sidewall, the explosion-proof valve is arranged in the housing sidewall and covers the opening can be vented to the side for the vehicle for being provided with the battery pack including the battery pack upper housing.In this way; after the battery pack upper housing component is installed to vehicle; pressure of the explosion-proof valve in battery pack can be vented when reaching the burst pressure of explosion-proof valve to the side of vehicle; protect the personnel safety in the passenger compartment of vehicle; it is also convenient for dismantling simultaneously and repair; and when the whole packet of battery pack carries out airtight detection, it is also convenient for the operation of air tightness detection tool.
Description
Technical field
The utility model relates to Vehicular battery packet technology field, in particular to a kind of battery pack upper housing component and a kind of vehicle
?.
Background technique
With the promotion of people's quality of the life, the popularity rate of vehicle is higher and higher, meanwhile, with mentioning for environmental protection consciousness
It rises, the new-energy automobiles such as hybrid vehicle and pure electric automobile have been greatly developed.Power battery is as new energy vapour
The power resources of vehicle, the superiority and inferiority of performance are most important for the course continuation mileage of new-energy automobile and power performance
's.In addition, battery pack housing needs to meet enough mechanical strengths, for example, battery pack housing needs after vehicle collides
Enough Anti-bumping protections are provided to battery pack therein, to ensure the safety of battery pack.
The material that the battery pack upper housing of major part pure electric automobile (EV electric car) uses at present, should for SMC material
The intensity of class product, fire protecting performance, density of material is all more outstanding, and material thickness is generally between 3.0mm-5.0mm, to lead
Send a telegraph the heavier-weight of pond pack housing.
In addition, the security performance of battery pack has become an important finger for measuring entire new energy automobile security performance
Mark, when battery core fails and discharges excessive gas into battery pack and lead to air pressure abruptly increase in battery pack, can pass through explosion-proof valve will
Gas excludes rapidly, and battery pack inner and outer air pressure is made to keep balance.But the explosion-proof valve of current battery pack all cases substantially are in electricity
The top of Chi Bao, and gas-tight plate is provided with above explosion-proof valve.
Utility model content
In view of this, the utility model is directed to a kind of battery pack upper housing component, so that explosion-proof valve being capable of direction
The side of vehicle is vented, and protects the personnel safety in the passenger compartment of vehicle, while being also convenient for dismantling and be repaired, and working as battery pack
When whole packet carries out airtight detection, it is also convenient for the operation of air tightness detection tool.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of battery pack upper housing component, including battery pack upper housing and explosion-proof valve, the battery pack upper housing includes shell
Body roof and housing sidewall, the housing sidewall are located at the side of the housing top wall and arrange around the housing top wall with shape
At accommodating chamber, wherein be formed with opening in the housing sidewall, the explosion-proof valve is arranged in the housing sidewall and covers institute
Opening is stated can be vented to the side for the vehicle for being provided with the battery pack including the battery pack upper housing.
Compared with the existing technology, in the battery pack upper housing component of the utility model, due to the shell of battery pack upper housing
It is formed with opening on side wall, explosion-proof valve is arranged in housing sidewall and covers opening with can be to being provided with including battery pack upper casing
The side of the vehicle of the battery pack of body is vented, in this way, explosion-proof valve is in battery after the battery pack upper housing component is installed to vehicle
Pressure in packet can be vented when reaching the burst pressure of explosion-proof valve to the side of vehicle, protect the personnel in the passenger compartment of vehicle
Safety, while being also convenient for dismantling and repair, and when the whole packet of battery pack carries out airtight detection, being also convenient for air tightness detection tool
Operation.
Further, the caveli towards the battery pack upper housing internal stretch, institute are formed in the housing sidewall
It states and is formed with the opening on the bottom of chamber wall of caveli, the depth of the caveli is greater than the thickness of the explosion-proof valve, described anti-
Quick-fried valve is arranged in the caveli.
Further, the thickness of the housing top wall is less than the thickness of the housing sidewall.
Further, the part of the housing top wall is outwardly protruded to form cavity portion in the battery pack upper housing,
Wherein, the chamber roof of the cavity portion is identical with the thickness of the chamber side wall in the face of the housing top wall.
Further, the thickness of the other parts of the housing top wall is identical as the thickness of chamber roof of the cavity portion.
Further, on the length direction of battery pack upper housing, the cavity portion includes being located at the housing top wall one
First cavity portion at end and be spaced on the second cavity portion of the other end, wherein first cavity portion towards second cavity portion
The first cavity portion side wall it is identical as the thickness of the second cavity portion side wall towards first cavity portion of second cavity portion；Described
Other chamber side walls of one cavity portion and the second cavity portion are formed by the housing sidewall.
Further, the depth of first cavity portion is less than the depth of second cavity portion, wherein the explosion-proof valve is set
It sets on the side chamber side wall of second cavity portion.
In addition, the cavity portion include positioned at first cavity portion and second cavity portion between and by first cavity portion with
The third cavity portion of second cavity portion connection, wherein the thickness of the third cavity portion side wall of third cavity portion two sides and described the
Two cavity portion side walls are identical.
Further, the chamber roof of the third cavity portion is concordant with the chamber roof of first cavity portion.
Finally, the utility model provides a kind of vehicle, the battery pack of the vehicle includes in battery pack described in any of the above
Housing unit, wherein pressure of the explosion-proof valve in battery pack can be to vehicle when reaching the burst pressure of the explosion-proof valve
Side exhaust.
In this way, it is as described above, it can when reaching the burst pressure of explosion-proof valve due to pressure of the explosion-proof valve in battery pack
It is vented to the side of vehicle, the personnel safety in the passenger compartment of vehicle is protected, in this way, the general safety performance of the vehicle is shown
It writes and is promoted.
Other features and advantages of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The exemplary embodiment and its explanation of type are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 is one kind of battery pack upper housing in battery pack upper housing component described in specific embodiment of the present invention
Structural schematic diagram；
Fig. 2 is a kind of structural schematic diagram of battery pack upper housing component described in specific embodiment of the present invention, is shown
The battery pack upper housing of another structure type is shown.
Description of symbols:
The first cavity portion 1-, the second cavity portion 2-, 3- third cavity portion, the second cavity portion 4- side wall, 5- third cavity portion side wall, 6- shell
Side wall, 7- connection flange, 8- bumps reinforced structure, 9- explosion-proof valve, 10- opening, 11- caveli.
Specific embodiment
It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the utility model
Sign can be combined with each other.
The utility model is described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
Structure as depicted in figs. 1 and 2, battery pack upper housing component provided by the utility model include battery pack upper housing
With explosion-proof valve 9, battery pack upper housing includes housing top wall and housing sidewall 6, and housing sidewall 6 is located at the side of housing top wall and encloses
It arranges around housing top wall to form accommodating chamber, wherein opening 10 is formed in housing sidewall 6, explosion-proof valve 9 is arranged in housing sidewall
On 6 and opening 10 is covered can be vented to the side for the vehicle for being provided with the battery pack including battery pack upper housing.
It is explosion-proof due to being formed with opening 10 in the housing sidewall 6 of battery pack upper housing in the battery pack upper housing component
Valve 9 is arranged in housing sidewall 6 and covers opening 10 with can be to the vehicle for being provided with the battery pack including battery pack upper housing
Side exhaust, in this way, pressure of the explosion-proof valve 9 in battery pack reaches after the battery pack upper housing component is installed to vehicle
It can be vented to the side of vehicle when the burst pressure of explosion-proof valve 9, protect the personnel safety in the passenger compartment of vehicle, while also just
In disassembly and maintenance, and when the whole packet of battery pack carries out airtight detection, it is also convenient for the operation of air tightness detection tool.
Certainly, explosion-proof valve 9 can be set in any appropriate position of housing sidewall 6, this can come according to actual needs
It determines.For example, as depicted in figs. 1 and 2, on the length direction of battery pack upper housing, explosion-proof valve 9 is arranged along length side
To housing sidewall 6 on.
In addition, as depicted in figs. 1 and 2, the recess towards battery pack upper housing internal stretch is formed in housing sidewall 6
Chamber 11 is formed with opening 10 on the bottom of chamber wall of caveli 11, and the depth of caveli 11 is greater than the thickness of explosion-proof valve 9, and explosion-proof valve 9 is set
It sets in caveli 11.Since the depth of caveli 11 is greater than the thickness of explosion-proof valve 9, in this way, being arranged in anti-in caveli 11
Quick-fried valve 9 can save the peripheral space of battery pack upper housing, while battery pack upper housing explosion-proof valve installation site being avoided to install
Interference is generated when to vehicle between the vehicle floor of vehicle, therefore, improves the convenience of battery pack installation.
In addition, explosion-proof valve 9 can be arranged in housing sidewall 6 by any mode appropriate, for example, welding, clamping or
Be fixed in housing sidewall 6 by connectors such as bolts, for example, as depicted in figs. 1 and 2, be open 10 four corners
Place is formed with the bolt that communicates of opening through card hole, in this way, explosion-proof valve 9 sticks on the bottom of chamber wall of caveli 11, then from
Explosion-proof valve 9 can be fixed on the bottom of chamber wall of caveli 11 by the bolt that the bolt of four corners is passed through by card hole.
In addition, the thickness of housing top wall can remain unchanged and be less than the thickness of housing sidewall 6.In this way, can protect
It demonstrate,proves under the premise of battery pack upper casing is body formed and battery pack upper housing intensity, reduces the weight of battery pack upper housing, realize battery
The lightweight of shell is wrapped, for example, compared with battery pack upper housing thick in the prior art, battery provided by the utility model
The weight for wrapping shell reduces 11%.
In addition, the self structure of housing top wall can have diversified forms, for example, housing top wall can be flat extension
Roof, alternatively, the part of housing top wall is outwardly protruded to form cavity portion with reference to structure shown in FIG. 1, wherein the chamber top of cavity portion
Wall is identical with the thickness of the chamber side wall in the face of housing top wall, in this way, SMC sheet die press technology for forming can be used,
SMC sheet is uniformly spread in battery pack upper shell mould, by molding heating molding, material melts is made to generate mobility uniform flow
To inside mold cavity.The chamber roof and the chamber side wall in the face of housing top wall that upper housing stone region is cavity portion, due to
The mobility of stone region material is better than its lap, so reducing the thickness of shell in stone region, remaining part thickness is constant,
Battery pack upper housing loss of weight can be effectively realized on the basis of guaranteeing that shell is molding.
Certainly, for the other parts of housing top wall, thickness can be asked according to actual needs to set, for example, can be with
More than or less than the thickness of the chamber roof of cavity portion, alternatively, for the ease of easily being formed using SMC sheet die press technology for forming
Battery pack upper housing, it is preferable that the thickness of the other parts of housing top wall is identical as the thickness of chamber roof of cavity portion.In this way, shell
The thickness of the chamber roof of the thickness and cavity portion of the other parts of body roof and the chamber side wall in the face of housing top wall of cavity portion
Thickness it is identical, it is thereby advantageously ensured that the self-strength of battery pack upper housing.
In addition, it will be appreciated that if desired, the cavity portion formed in the housing top wall of cavity portion also can have diversified forms, than
Such as, as needed, in a kind of form, cavity portion can be only formed at one end of housing top wall, alternatively, in another form, ginseng
It examines shown in Fig. 1 and 2, on the length direction of battery pack upper housing, cavity portion includes positioned at first cavity portion 1 of housing top wall one end
With the second cavity portion 2 for being spaced on the other end, wherein the first cavity portion side wall and the of the second cavity portion 2 of direction of the first cavity portion 1
The thickness of second cavity portion side wall 4 of the first cavity portion 1 of direction of two cavity portions 2 is identical；Meanwhile first cavity portion 1 and the second cavity portion 2 its
He is formed chamber side wall by housing sidewall.In this way, in addition to the first cavity portion side wall and the second cavity portion side wall 4, the first cavity portion 1 and
Other side walls of two cavity portions 2 then make full use of housing sidewall to be formed, since the thickness of housing sidewall is greater than the thickness of housing top wall
Degree, it is accordingly possible to ensure the intensity of the wall of the first cavity portion 1 and the second cavity portion 2.
Further, in order to meet required function requirement, as shown in Figure 1, the depth of the first cavity portion 1 is less than the second cavity portion
2 depth, wherein explosion-proof valve 9 is arranged on the side chamber side wall of the second cavity portion 2.This allows for the height of the second cavity portion side wall 4
Greater than the height of the first cavity portion side wall, but the thickness that the two maintains like.Certainly, in another embodiment, the first chamber
The depth in portion 1 can be identical as the depth of the second cavity portion 2.
In addition, structure as shown in Figure 1, in another embodiment, cavity portion includes being located at the first cavity portion 1 and the second cavity portion
The third cavity portion 3 being connected between 2 and by the first cavity portion 1 with the second cavity portion 2, wherein the third cavity portion side wall of 3 two sides of third cavity portion
5 thickness is identical as the second cavity portion side wall 4.In this way, in battery pack upper housing structure shown in Fig. 1, the roof of the first cavity portion,
First cavity portion side wall, the roof of third cavity portion 3 and side wall, the roof of the second cavity portion 2 and the second cavity portion side wall 4 and housing top wall
The thickness positioned at stones regions such as the parts of 3 two sides of third cavity portion it is identical.
Further, as shown in Figure 1, the chamber roof of third cavity portion 3 is concordant with the chamber roof of the first cavity portion 1, thus full
The sufficient specific functional requirement of battery pack upper housing, for example, being positioned to corresponding battery pack mould group.
In addition, for the ease of battery pack upper housing and battery pack lower case assembly connection, it is preferable that as shown in Figure 1, shell
The leading edge of body sidewall 6 is formed with the connection flange 7 turned down outward, wherein the thickness of connection flange 7 is greater than housing sidewall 6
Thickness.Since the thickness of connection flange 7 is bigger than the thickness of housing sidewall 6, battery pack upper housing company can be further promoted in this way
The reliability connect.
Certainly, in the battery pack upper housing of the utility model, the thickness of various pieces can carry out phase according to actual needs
Select with answering, for example, in a kind of embodiment, housing top wall with a thickness of 2.5mm, housing sidewall with a thickness of 3.0mm, connection
Flange 7 with a thickness of 4.0mm, it is, of course, also possible to be other numerical value, no longer enumerated here；And/or as shown in Figure 1, in order to
Further promoting the intensity of housing top wall, it is preferable that housing top wall forms concave-convex reinforced structure 8, certainly, concave-convex reinforced structure 8
It can have the circular protrusions and circular recess formed in diversified forms, such as housing top wall, or as shown in Figure 1, it is formed
More regular array strip protrusion and strip groove.
Finally, the utility model provides a kind of vehicle, the battery pack of the vehicle includes in battery pack described in any of the above
Housing unit, wherein pressure of the explosion-proof valve 9 in battery pack can be to the side of vehicle when reaching the burst pressure of explosion-proof valve 9
Exhaust.
In this way, it is as described above, it can when reaching the burst pressure of explosion-proof valve due to pressure of the explosion-proof valve in battery pack
It is vented to the side of vehicle, the personnel safety in the passenger compartment of vehicle is protected, in this way, the general safety performance of the vehicle is shown
It writes and is promoted.
The above is only the better embodiments of the utility model, are not intended to limit the utility model, all in this reality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection scope.
Claims (10)
1. a kind of battery pack upper housing component, which is characterized in that including battery pack upper housing and explosion-proof valve (9), the battery pack
Upper housing includes housing top wall and housing sidewall (6), and the housing sidewall (6) is located at the side of the housing top wall and around institute
Housing top wall arrangement is stated to form accommodating chamber, wherein be formed with opening (10) on the housing sidewall (6), the explosion-proof valve (9)
It is arranged on the housing sidewall (6) and covers the opening (10) with can be to being provided with including the battery pack upper housing
The side of the vehicle of battery pack is vented.
2. battery pack upper housing component according to claim 1, which is characterized in that be formed on the housing sidewall (6)
Towards the caveli (11) of the battery pack upper housing internal stretch, described open is formed on the bottom of chamber wall of the caveli (11)
Mouth (10), the depth of the caveli (11) are greater than the thickness of the explosion-proof valve (9), and the explosion-proof valve (9) is arranged described recessed
It falls into chamber (11).
3. battery pack upper housing component according to claim 1 or 2, which is characterized in that the thickness of the housing top wall is small
Thickness in the housing sidewall (6).
4. battery pack upper housing component according to claim 3, which is characterized in that the part convex of the housing top wall
Out to form cavity portion in the battery pack upper housing, wherein the chamber roof of the cavity portion and positioned at the face of the housing top wall
The thickness of interior chamber side wall is identical.
5. battery pack upper housing component according to claim 4, which is characterized in that the other parts of the housing top wall
Thickness is identical as the thickness of chamber roof of the cavity portion.
6. battery pack upper housing component according to claim 5, which is characterized in that in the length direction of battery pack upper housing
On, the cavity portion includes the first cavity portion (1) for being located at described housing top wall one end and the second cavity portion for being spaced on the other end
(2), wherein
The direction of the first cavity portion side wall and second cavity portion (2) towards second cavity portion (2) of first cavity portion (1)
The thickness of second cavity portion side wall (4) of first cavity portion (1) is identical；
Other chamber side walls of first cavity portion (1) and the second cavity portion (2) are formed by the housing sidewall.
7. battery pack upper housing component according to claim 6, which is characterized in that the depth of first cavity portion (1) is small
In the depth of second cavity portion (2), wherein side chamber side wall of explosion-proof valve (9) setting in second cavity portion (2)
On.
8. battery pack upper housing component according to claim 6 or 7, which is characterized in that the cavity portion includes positioned at described
Be connected between first cavity portion (1) and second cavity portion (2) and by first cavity portion (1) with second cavity portion (2)
Three cavity portions (3), wherein
The thickness of the third cavity portion side wall (5) of third cavity portion (3) two sides is identical as second cavity portion side wall (4).
9. battery pack upper housing component according to claim 8, which is characterized in that the chamber roof of the third cavity portion (3)
It is concordant with the chamber roof of first cavity portion (1).
10. a kind of vehicle, which is characterized in that the battery pack of the vehicle includes according to claim 1 described in any one of -9
Battery pack upper housing component, wherein pressure of the explosion-proof valve (9) in battery pack reaches the explosion of the explosion-proof valve (9)
It can be vented to the side of vehicle when pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110532.7U CN208923260U (en) | 2018-12-14 | 2018-12-14 | Battery pack upper housing component and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110532.7U CN208923260U (en) | 2018-12-14 | 2018-12-14 | Battery pack upper housing component and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208923260U true CN208923260U (en) | 2019-05-31 |
Family
ID=66712910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822110532.7U Active CN208923260U (en) | 2018-12-14 | 2018-12-14 | Battery pack upper housing component and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208923260U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133851A (en) * | 2019-06-25 | 2020-12-25 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
| CN114156589A (en) * | 2020-09-05 | 2022-03-08 | Tvs电机股份有限公司 | Energy storage cell module |
| CN115332707A (en) * | 2022-08-29 | 2022-11-11 | 浙江极氪智能科技有限公司 | Battery pack, vehicle body structure and vehicle |
-
2018
- 2018-12-14 CN CN201822110532.7U patent/CN208923260U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112133851A (en) * | 2019-06-25 | 2020-12-25 | 比亚迪股份有限公司 | Battery pack and vehicle with same |
| CN114156589A (en) * | 2020-09-05 | 2022-03-08 | Tvs电机股份有限公司 | Energy storage cell module |
| CN115332707A (en) * | 2022-08-29 | 2022-11-11 | 浙江极氪智能科技有限公司 | Battery pack, vehicle body structure and vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |