CN209592140U - The upper housing and battery pack housing of battery pack - Google Patents
The upper housing and battery pack housing of battery pack Download PDFInfo
- Publication number
- CN209592140U CN209592140U CN201920508291.3U CN201920508291U CN209592140U CN 209592140 U CN209592140 U CN 209592140U CN 201920508291 U CN201920508291 U CN 201920508291U CN 209592140 U CN209592140 U CN 209592140U
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- CN
- China
- Prior art keywords
- boss
- sealing surface
- battery pack
- lower case
- upper housing
- 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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- 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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- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to battery pack technical fields, disclose the upper housing and battery pack housing of a kind of battery pack, the upper housing includes upper casing phosphor bodies, the upper sealing surface for assembling with lower case cooperation circumferentially is provided on the upper casing phosphor bodies, circumferentially spaced on the upper sealing surface to be provided with the multiple and integrally formed boss of upper casing phosphor bodies, the height that multiple boss protrude from the upper sealing surface is identical.Technical solution provided by the utility model, it can guarantee the decrement of sealing strip between upper housing and lower case by boss, to guarantee the leakproofness between upper housing and lower case, the technical solution is simple, it is easily achieved, and is conducive to reduce the cost and weight of battery pack lower case.
Description
Technical field
The utility model relates to battery pack technical field, in particular to the upper housing and battery pack housing of a kind of battery pack.
Background technique
Contemporary automotive industry is being had a revolutionary change, i.e., conventional fuel oil automobile is gradually by new-energy automobile institute
Instead of, wherein pure electric automobile as new-energy automobile one kind rising, many transmission fuel vehicle platforms directly pass through by
Engine structure is changed to power battery pack arrangement, car power source is changed to battery by fuel oil, the lightweight of battery pack is closed
It is the energy density to battery pack, and then is related to the subsidy of new energy, power resources of the battery as vehicle, security performance
It is extremely important, while for higher subsidy, the security reliability and light-weight design of battery pack highlight particularly important, battery
The packet lower case load bearing component important as battery pack, lightweight/high intensity structure design highlight it is particularly important, in order to
The upper housing for reaching the existing battery pack of light-weighted purpose mostly uses SMC mould pressing process to design battery pack upper housing.
In the prior art, to guarantee the leakproofness between upper housing and lower case, by existing profile extrusion lower case
Rivet nut is set to limit sealing strip decrement and fixed upper housing, rivet nut quantity is more, and needs pair on sealing surface
The punching of lower case sealing surface elder generation carries out staking with relevant device again, and staking efficiency is lower, the quantity of rivet nut is more cause under
Shell higher cost, lower casing body weight are consequently increased.
Utility model content
In view of this, the utility model is directed to a kind of battery pack upper housing and battery pack housing, it is existing to solve
In technology for guarantee sealing strip decrement rivet nut is set in lower case or other position limiting structures cause lower case cost and
The high problem of weight.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
The utility model provides a kind of upper housing of battery pack, and the upper housing includes upper casing phosphor bodies, the upper housing
Be provided in main body circumferentially for the upper sealing surface with lower case cooperation assembly, on the upper sealing surface circumferentially between
Every being provided with the multiple and integrally formed boss of upper casing phosphor bodies, multiple boss protrude from the height of the upper sealing surface
It spends identical.
Further, the bolt hole for connecting bolt is formed on the boss.
Further, it is embedded on the boss and is provided with screw-thread bush, the bolt hole is the screw thread of the screw-thread bush
Hole.
Further, circumferentially spaced on the upper sealing surface of the upper casing phosphor bodies to be provided with multiple be used for and lower casing
The bolt hole of body connection；The boss is arranged on the position between the bolt hole.
Further, the strip boss of the boss for round boss or circumferentially.
Further, the boss is round boss, and the bolt hole for connecting bolt is provided on the round boss.
Further, the boss is strip boss circumferentially；
It is multiple for being connect with lower case along being provided at circumferentially spaced for the upper sealing surface on the upper casing phosphor bodies
Bolt hole, the strip boss are arranged on the position between the bolt hole.
The upper housing of battery pack provided by the invention, can be in the upper close of upper housing by the boss being arranged on upper housing
It is formed with gap between cover and the lower sealing surface of lower case, to guarantee the sealing strip between upper sealing surface and lower sealing surface
Decrement better ensures that the sealing effect between upper housing and lower case.Technical solution setting is simple, easy to accomplish, can
To save in the prior art by the structure type that setting rivet nut or other limited blocks are limited in lower case, not only
It can reduce the cost, and the weight of battery pack lower case can be reduced.
According to another aspect of the present invention, a kind of battery pack housing is also provided, the battery pack housing include lower case with
And the upper housing as described above snapped together with the lower case, wherein the upper sealing surface of the upper housing and institute
It states and gap is formed with by the boss between the lower sealing surface of lower case；
The battery pack housing further includes described for sealing between the upper sealing surface and the lower sealing surface
The sealing strip in gap is provided with the aperture for avoiding the boss on the sealing strip.
Further, the groove with boss cooperation is provided in the lower sealing surface of the lower case.
Further, the width L of the sealing strip being located on the inside of the boss is greater than or equal to 6mm.
The battery pack housing is identical as advantage possessed by above-mentioned battery pack upper housing compared with the existing technology, herein
It repeats no more.
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 the structural schematic diagram according to the upper housing of battery pack in an embodiment of the invention；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the structural schematic diagram of the upper housing and lower case cooperation in Fig. 1；
Fig. 4 is enlarged drawing at the B of Fig. 3；
Fig. 5 is the structural schematic diagram according to the upper housing of battery pack in another embodiment of the invention；
Fig. 6 is enlarged drawing at C in Fig. 5；
Fig. 7 is the structural schematic diagram of the upper housing and lower case cooperation in Fig. 5；
Fig. 8 is enlarged drawing at the D of Fig. 7
Description of symbols:
100- upper housing；1- upper casing phosphor bodies；The upper sealing surface of 101-；2- boss；3- bolt hole；4- sealing strip；5- bolt；
6- groove；200- lower case；201- lower sealing surface.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
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.
In the description of the present invention, it should be understood that term " on ", "lower", etc. instructions orientation or position close
System is the relative positional relationship of battery pack component in actual use, is merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.In addition, " inside and outside " refer in the profile relative to each component itself,
Outside.
The utility model provides a kind of upper housing of battery pack, and as depicted in figs. 1 and 2, upper housing 100 includes upper housing master
Body 1, be provided on upper casing phosphor bodies 1 circumferentially for the upper sealing surface 101 with the cooperation assembly of lower case 200, it is described
On upper sealing surface 101 it is circumferentially spaced be provided with it is multiple with the integrally formed boss 2 of the upper casing phosphor bodies 1, it is multiple described convex
The height that platform 2 protrudes from the upper sealing surface 101 is identical.
In technical solution provided by the invention, by the way that boss is arranged on the upper sealing surface 101 of upper housing 100, upper close
Cover 101 and the cooperation of lower case 200 are when fitting together, as shown in Figure 3 and Figure 4, upper sealing surface 101 and with upper sealing surface 101
Could be formed with gap between the lower sealing surface 201 of the lower case 200 of cooperation, thus upper housing 100 upper sealing surface 101 with
When sealing strip 4 is set between the lower sealing surface 201 of lower case 200, it is ensured that the decrement of sealing strip 4, to guarantee upper casing
Good sealing effect between body 100 and lower case 200.
Technical solution provided by the invention is simple, easy to accomplish, can save in the prior art by setting in lower case
It sets rivet nut or structure type that other limited blocks are limited, can not only reduce the cost, but also battery pack can be reduced
The weight of lower case.
In Fig. 1 and embodiment shown in Fig. 2, the boss 2 is provided in round boss, and is formed on boss 2 useful
In the bolt hole 3 of connection bolt.As shown in Figure 3 and Figure 4, when upper housing 100 is assembled together with lower case 200 by bolt 5
When, the upper sealing surface 101 of upper housing 100 and the lower sealing surface 201 of lower case 200 are formed with gap, In by the support of boss 2
When sealing strip 4 is between upper sealing surface 101 and lower sealing surface 201, it is ensured that the decrement of sealing strip 4.
In the embodiment, it is preferable that can be embedded on boss 2 and be provided with screw-thread bush, formed on the screw-thread bush
The bolt hole 3.The intensity at the urgent position of bolt not only can be improved, and can prevent Bolt Torque from decaying, simultaneously
Thread-rolling screw can be directly set in lower case 200 to replace self-clinching nut in the prior art, to reduce the weight of lower case 200
Amount and cost.
It will be appreciated by persons skilled in the art that the boss 2 is not limited to round boss, or rectangular, ellipse
Round or strip boss, does not limit herein, and connection upper housing and the bolt hole 3 of lower case are also not limited to and set
It sets on boss 2, boss 2 can also be arranged in the position between bolt hole 3.
It is circumferentially spaced on the upper sealing surface 101 of upper casing phosphor bodies 1 to set in another embodiment as shown in Figure 5-Figure 8
Multiple bolts hole 3 for connecting with lower case 200 are equipped with, the boss 2 is arranged on the position between the bolt hole 3,
In the embodiment, the boss 2 is strip boss circumferentially.
Bolt hole 3 in the embodiment can also form bolt hole by embedding screw-thread bush on upper housing 100
Form, thus strengthening stud connection intensity.
Upper housing 100 and the structure of the cooperation assembly of lower case 200 are as shown in Figure 7 and Figure 8 in the embodiment, lower case
The groove 6 cooperated with boss 2 can be formed in 200 lower sealing surface 201 passes through boss 2 and groove 6 to facilitate positioning convex platform 2
Cooperatively form gap to guarantee decrement of the upper sealing surface 101 with lower sealing surface 201 to sealing strip 4.
Boss 2 is passable to be set as other structure types, no longer describes one by one herein.
According to another aspect of the present invention, a kind of battery pack housing is also provided, the battery pack housing includes lower case 200
And the upper housing as described above 100 snapped together with the lower case 200, wherein such as Fig. 3 and Fig. 4 and Fig. 7 and figure
Shown in 8, between being formed between the upper sealing surface 101 of the upper housing 100 and the lower sealing surface 201 of lower case 200 by boss 2
Gap.
The battery pack housing further includes between the upper sealing surface 101 and the lower sealing surface 201 for close
The sealing strip 4 in the gap is sealed, the aperture for avoiding the boss 2 is provided on the sealing strip 4.The sealing strip passes through convex
Platform 2, which is supported between sealing surface 101 and lower sealing surface 201, can guarantee decrement, thus better ensure that upper housing 100 with
Sealing effect between lower case 200.
Preferably, the groove 6 cooperated with boss 2 can be provided in the lower sealing surface 201 of lower case 200, with
The preferably positioning convex platform 2 when upper housing 100 and the cooperation of lower case 200 assemble.
In addition, to better ensure that leakproofness, it is preferable that as shown in Figures 4 and 8, the sealing strip 4 is located at boss 2
The width L of inside (i.e. towards enclosure interior side) is greater than or equal to 6mm.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (10)
1. a kind of upper housing of battery pack, which is characterized in that the upper housing (100) includes upper casing phosphor bodies (1), the upper casing
Be provided on phosphor bodies (1) circumferentially for lower case (200) cooperation assembly upper sealing surface (101), it is described on
It is circumferentially spaced on sealing surface (101) to be provided with the multiple and integrally formed boss of the upper casing phosphor bodies (1) (2), Duo Gesuo
State boss (2) protrude from the upper sealing surface (101) height it is identical.
2. upper housing according to claim 1, which is characterized in that be formed on the boss (2) for connecting bolt
Bolt hole (3).
3. upper housing according to claim 2, which is characterized in that it is embedded on the boss (2) and is provided with screw-thread bush, institute
State the threaded hole that bolt hole (3) are the screw-thread bush.
4. upper housing according to claim 1, which is characterized in that the upper sealing surface of the upper casing phosphor bodies (1)
(101) circumferentially spaced on to be provided with multiple bolts hole (3) for connecting with lower case (200)；Boss (2) setting exists
On position between the bolt hole (3).
5. upper housing described in any one of -4 according to claim 1, which is characterized in that the boss (2) is round boss
Or strip boss circumferentially.
6. upper housing according to claim 1, which is characterized in that the boss (2) is round boss, the round boss
On be provided with bolt hole (3) for connecting bolt.
7. upper housing according to claim 1, which is characterized in that the boss (2) is convex for strip circumferentially
Platform；
Multiple be used for and lower case has been provided at circumferentially spaced along the upper sealing surface (101) on the upper casing phosphor bodies (1)
(200) bolt hole (3) connected, the strip boss setting is on the position between the bolt hole (3).
8. a kind of battery pack housing, which is characterized in that the battery pack housing include lower case (200) and with the lower case
(200) upper housing according to any one of claims 1-7 (100) snapped together, wherein the upper housing
(100) pass through the boss (2) shape between the lower sealing surface (201) of the upper sealing surface (101) and the lower case (200)
At there is gap；
The battery pack housing further includes between the upper sealing surface (101) and the lower sealing surface (201) for close
The sealing strip (4) in the gap is sealed, the aperture for avoiding the boss (2) is provided on the sealing strip (4).
9. battery pack housing according to claim 8, which is characterized in that the lower sealing surface of the lower case (200)
(201) groove (6) with the boss (2) cooperation is provided on.
10. battery pack housing according to claim 8 or claim 9, which is characterized in that being located at for the sealing strip (4) is described convex
Width L on the inside of platform (2) is greater than or equal to 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920508291.3U CN209592140U (en) | 2019-04-15 | 2019-04-15 | The upper housing and battery pack housing of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920508291.3U CN209592140U (en) | 2019-04-15 | 2019-04-15 | The upper housing and battery pack housing of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209592140U true CN209592140U (en) | 2019-11-05 |
Family
ID=68345149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920508291.3U Active CN209592140U (en) | 2019-04-15 | 2019-04-15 | The upper housing and battery pack housing of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209592140U (en) |
-
2019
- 2019-04-15 CN CN201920508291.3U patent/CN209592140U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |