CN209104236U - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN209104236U CN209104236U CN201822246214.3U CN201822246214U CN209104236U CN 209104236 U CN209104236 U CN 209104236U CN 201822246214 U CN201822246214 U CN 201822246214U CN 209104236 U CN209104236 U CN 209104236U
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- CN
- China
- Prior art keywords
- protrusion
- plate
- heat exchanger
- flow path
- exchanger plates
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a kind of battery pack comprising lower box, lower box include: lower frame body, it is circumferentially closed and short transverse be open；And heat exchanger plates, it is fixed on the lower section of lower frame body and is formed together the accommodating space of upward opening with lower frame body, heat exchanger plates are equipped with flow path portion, and flow path portion is used to form the runner of heat exchanger plates；Battery modules, be contained in accommodating space and with heat exchanger plates thermal conductive contact；Wherein, the downside of lower box is equipped with downward projection of protrusion, and protrusion is spaced apart with flow path portion and protrusion is downwardly projected the extreme lower position of the lower surface more than flow path portion.The design of protrusion is effectively protected flow path portion in transport or placement process from squeezing, and improves the safety of battery pack.
Description
Technical field
The utility model relates to field of batteries more particularly to a kind of battery packs.
Background technique
Start the side using framework and heat exchanger plates integrated cabinet in the more and more battery packs of new-energy automobile industry at present
Case, the cabinet of program battery pack include framework and the heat exchanger plates that are fixed on the downside of framework, and heat exchanger plates are provided for battery system
While cooling or heating, also used as a part of body structure.However, since heat exchanger plates are fixed on the bottom of framework,
Runner position is minimum, and runner is destroyed vulnerable to extruding in transport or placement process.
Utility model content
In view of the problems in the background art, the purpose of this utility model is to provide a kind of battery packs, can protect
The runner of heat exchanger plates is protected from squeezing.
To achieve the goals above, the utility model provides a kind of battery pack comprising lower box, lower box include:
Lower frame body, it is circumferentially closed and short transverse be open；And heat exchanger plates, it is fixed on the lower section of lower frame body and the shape together with lower frame body
At the accommodating space of upward opening, heat exchanger plates are equipped with flow path portion, and flow path portion is used to form the runner of heat exchanger plates；Battery modules are received
Be dissolved in accommodating space and with heat exchanger plates thermal conductive contact；Wherein, the downside of lower box is equipped with downward projection of protrusion, protrusion and stream
Road portion is spaced apart and protrusion is downwardly projected the extreme lower position of the lower surface more than flow path portion.
In one embodiment, protrusion is arranged on heat exchanger plates.
In one embodiment, heat exchanger plates include the first plate and the second plate in short transverse arrangement, and the first plate is with respect to second
Plate is arranged closer to battery modules, and flow path portion is formed in the second plate and is downwardly concaved simultaneously from the side towards the first plate of the second plate
Prominent to the other side, flow path portion and the first plate are formed together the runner to exchange heat to battery modules, and the second plate is equipped with and runner
Portion protrusion spaced apart, and protrusion is downwardly concaved and prominent to the other side from the side towards the first plate of the second plate；Protrusion to
Under protrude past flow path portion lower surface extreme lower position.
In one embodiment, the first plate is equipped with protrusion, the protrusion of the first plate in position corresponding with the protrusion of the second plate
It is prominent to the protrusion direction of the second plate and overlapped with the protrusion of the second plate.
In one embodiment, protrusion and protrusion are arranged to the circumferentially extending along flow path portion.
In one embodiment, the protrusion of the second plate has multiple and interval setting；Accordingly, the protrusion of the first plate has more
A and interval is arranged and overlaps with the protrusion of corresponding second plate.
In one embodiment, the first plate is tabular in short transverse position corresponding with the protrusion of the second plate.
In one embodiment, the second plate is fixedly connected at the position removed outside protrusion and flow path portion with the first plate.
In one embodiment, protrusion is arranged in lower frame body, and heat exchanger plates are fixed on the bottom surface of lower frame body, and protrusion is located at heat exchanger plates
Circumferential outside and be downwardly projected by the bottom surface of lower frame body.
In one embodiment, protrusion extends in the entire periphery of lower frame body.
The beneficial effects of the utility model are as follows: the runner that the design of protrusion is effectively protected heat exchanger plates is being transported or is being put
From squeezing during setting, the safety of battery pack is improved.
Detailed description of the invention
Fig. 1 is the exploded view of battery pack according to the present utility model.
Fig. 2 is the assembling figure of Fig. 1, wherein being shown with the angle looked up.
Fig. 3 is the partial view that the line A-A in Fig. 2 is splitted.
Fig. 4 is the enlarged drawing of another embodiment of the heat exchanger plates in Fig. 3.
Fig. 5 is the partial view of another embodiment of the battery pack similar with Fig. 3.
Wherein, the reference numerals are as follows:
1 lower box, 122 first plate
11 lower frame body 122P protrusions
12 heat exchanger plates, 123 second plate
121 flow path portion, 13 accommodating space
14 protrusion of the lower surface S
2 battery modules of R runner
Specific embodiment
Attached drawing shows the embodiments of the present invention, and will be appreciated that the disclosed embodiments are only that this is practical new
The example of type, the utility model can be implemented in a variety of manners, and therefore, detail disclosed herein, which should not be construed, to be limited
System, but only as the basis of claim and as the basis of representative for instructing those of ordinary skill in the art with various
Mode implements the utility model.
In addition, length direction, short transverse and width direction etc. are used to illustrate each of the battery pack in the present embodiment
The statement in the instruction direction of the operation and construction of component is not absolute but opposite, and although at each component of battery pack
These instructions are appropriate when position shown in figure, but when these position changes, these directions should have different solutions
It releases, with the correspondence change.
Fig. 1 is the exploded view of battery pack according to the present utility model.Fig. 2 is the assembling figure of Fig. 1, wherein with the angle looked up
It shows.
Battery pack according to the present utility model includes: lower box 1 and battery modules 2, and battery modules 2 are contained in lower box 1
In.
Lower box 1 includes: lower frame body 11, it is circumferentially closed and height direction H be open；And heat exchanger plates 12, under being fixed on
The lower section of framework 11 and the accommodating space 13 that upward opening is formed together with lower frame body 11, battery modules 2 are contained in accommodating space
In 13 and with 12 thermal conductive contact of heat exchanger plates.The downside of lower box 1 is equipped with downward projection of protrusion 14.
Fig. 3 is the partial view that the line A-A in Fig. 2 is splitted.Fig. 4 is putting for another embodiment of the heat exchanger plates in Fig. 3
Big figure.Fig. 5 is the partial view similar with Fig. 3.
Heat exchanger plates 12 are equipped with flow path portion 121, and flow path portion 121 is used to form the runner R of heat exchanger plates 12；Protrusion 14 and flow path portion
121 are spaced apart and protrusion 14 is downwardly projected the extreme lower position of the lower surface S more than flow path portion 121.It transports or places in battery pack
In the process, the design of protrusion 14 is effectively protected flow path portion 121 from the extruding of height direction H, improves the safety of battery pack
Property.
Heat exchanger plates 12 include the first plate 122 and the second plate 123 in height direction H arrangement, opposite second plate of the first plate 122
123 are arranged closer to battery modules 2.There are many generation types, such as the first plate 112 can be equipped with and use by the runner R of heat exchanger plates 12
In forming the structure of runner, perhaps the second plate 123 is equipped with and is used to form the structure or the first plate 122 and the second plate 123 of runner
It is equipped with the structure for being used to form runner, and it is herein, heat exchanger plates 12 are used to form to be equipped at least on the second plate 123
(i.e. the first plate 122 can be equipped with the structure for forming runner to the flow path portion 121 of runner R, can also be not provided with the knot to form runner
Structure) it is illustrated.Specifically, flow path portion 121 is formed in the second plate 123 and the side towards the first plate 122 from the second plate 123
It is downwardly concaved and prominent to the other side, flow path portion 121 and the first plate 122 are formed together the runner to exchange heat to battery modules 2
R。
The runner R on the second plate 123 in order to protect heat exchanger plates 12 is in transport or placement process from extruding, protrusion 14
It can be set on the heat exchanger plates 12 of lower box 1, also can be set on the lower frame body 11 of lower box 1, it should be noted that no
By being arranged on heat exchanger plates 12 or being arranged on lower frame body 11, as long as guaranteeing that protrusion 14 is downwardly projected more than flow path portion 121
The extreme lower position of lower surface S.The embodiment progress of different location is set specifically below for the protrusion 14 of battery pack
It is bright.
In one embodiment, as shown in Figure 3 and Figure 4, protrusion 14 is arranged on heat exchanger plates 12.
In first embodiment as shown in Figure 3, the second plate 123 of heat exchanger plates 12 is equipped with to be spaced apart with flow path portion 121
Protrusion 14, and protrusion 14 is downwardly concaved and prominent to the other side from the side towards the first plate 122 of the second plate 123；Protrusion 14
It is downwardly projected the extreme lower position of the lower surface S more than flow path portion 121.Further, the first plate 122 is convex with the second plate 123
The corresponding position in portion 14 is equipped with protrusion 122P, and the protrusion 122P of the first plate 122 is prominent simultaneously to 14 direction of protrusion of the second plate 123
It is overlapped with the protrusion 14 of the second plate 123.First plate 122 is equipped with protrusion 122P and Chong Die with the protrusion 14 of the second plate 123 sets
It sets, the intensity of protrusion 14 can be increased, improve protrusion 14 in the anti-extrusion ability of height direction H, reduce protrusion 14 in height side
Deformation to H, and then heat exchanger plates 12 are improved in the intensity of height direction H, protect flow path portion 121 in transport or placement process
In from squeeze；In addition, battery pack, when being hit or being impacted, impact force can be passed to heat exchanger plates 12 in turn by lower frame body 11
Cause the damage of the runner R of heat exchanger plates 12, and the setting of protrusion 14 and protrusion 122P pass to heat exchanger plates 12 to lower frame body 11
Impact force plays the role of buffering and weakening, improves the impact strength of heat exchanger plates 12, protects the runner R of heat exchanger plates 12 from punching
Hit the destruction of power.Protrusion 14 and protrusion 122P are arranged to the circumferentially extending along flow path portion 121.Preferably, protrusion 14 and protrusion
122P outside the periphery of flow path portion 121 avoid inlet and outlet position border setting, this setup compared to
It is positioned only at for circumferential opposite two sides, crush resistance strength is higher, and the protective capability for exchanging the runner R of hot plate 12 is stronger.
Certainly, the other positions for avoiding flow path portion 121 in heat exchanger plates 12 also can be set in protrusion 14 and protrusion 122P, can be according to specific
Situation is designed.
The intensity of heat exchanger plates 12 in order to further increase protects the flow path portion 121 of heat exchanger plates 12 in transport or placement process
In from squeeze, it is preferable that the protrusion 14 of the second plate 123 have it is multiple and interval setting；Accordingly, the protrusion of the first plate 122
There is 122P multiple and interval to be arranged and overlap with the protrusion 14 of corresponding second plate 123.Multiple protrusions 14 are along height side
It is strengthened to the support force of H, the failure if a protrusion 14 deforms can also be protected by remaining protrusion 14 and be exchanged heat
The runner R of plate 12；In addition, battery pack is when being hit or being impacted, multiple protrusions 14 and stack together with multiple protrusions 14
Protrusion 122P further increase the impact strength of heat exchanger plates 12, multiple protrusions 14 and stack together with multiple protrusions 14
Protrusion 122P lower frame body 11 can be passed to the impact forces of heat exchanger plates 12 gradually continuously weaken, avoid impact force transmitting
To at the runner R of central area, it is therefore prevented that damages, further improve caused by the runner R of impact force exchange hot plate 12
The impact strength of heat exchanger plates 12.
In second embodiment as shown in Figure 4, the first plate 122 can be not provided with protrusion 122P, i.e., the first plate 122 is in height
Spending the position corresponding with the protrusion 14 of the second plate 123 direction H is tabular.It is this in battery pack transport or placement process
Design can equally protect the runner R of heat exchanger plates 12 from the extruding of height direction H.Second plate 123 is removing protrusion 14 and runner
Position outside portion 121 is fixedly connected with the first plate 122, and being fixedly connected can be by gluing or welded connecting.Protrusion 14 can be set
It is set to multiple, similarly, for single setting, heat exchanger plates 12 are obtained along the support force of height direction H for multiple protrusions 14
Reinforce, the failure if a protrusion 14 deforms, the runner R of heat exchanger plates 12 can also be protected by remaining protrusion 14；This
Outside, the impact force that lower frame body 11 can be passed to heat exchanger plates 12 by multiple protrusions 14 gradually continuously weakens, and avoids impact force
It is transmitted at the runner R of central area, it is therefore prevented that damage caused by the runner R of impact force exchange hot plate 12, further mention
The high impact strength of heat exchanger plates 12.
In another embodiment, as shown in figure 5, protrusion 14 is arranged in lower frame body 11.
Specifically, protrusion 14 is arranged in lower frame body 11, and heat exchanger plates 12 are fixed on the bottom surface of lower frame body 11, and protrusion 14, which is located at, to be changed
The circumferential outside of hot plate 12 is simultaneously downwardly projected by the bottom surface of lower frame body 11.In this embodiment, heat exchanger plates 12 are protected without designing
Protection structure protects the runner R from the extruding force of height direction H, and the protrusion 14 of lower frame body 11 makes heat exchanger plates 12 be in hanging
State, in transport or placement process, the downward projection of flow path portion 121 of heat exchanger plates 12 not will receive the external compression power of downside,
Thus protect the runner R of heat exchanger plates 12 from the extruding of height direction H.Preferably, entire week of the protrusion 14 in lower frame body 11
Edge extends, and can be improved the stability of battery pack.Naturally it can also arranged in four angles of lower frame body 11 position locate, as long as guarantee it is convex
Portion 14 is downwardly projected more than flow path portion 121.
Detailed description describes multiple exemplary embodiments above, but is not intended to be limited to clearly disclosed combination herein.
Therefore, unless otherwise indicated, various features disclosed herein can be combined and be formed and not shown for clarity and
Multiple other combinations out.
Claims (10)
1. a kind of battery pack characterized by comprising
Lower box (1), comprising: lower frame body (11), it is circumferentially closed and short transverse (H) be open；And heat exchanger plates (12), it is fixed
In lower frame body (11) lower section and be formed together with lower frame body (11) accommodating space (13) of upward opening, heat exchanger plates (12) are equipped with
Flow path portion (121), flow path portion (121) are used to form the runner (R) of heat exchanger plates (12)；
Battery modules (2), be contained in accommodating space (13) and with heat exchanger plates (12) thermal conductive contact；
Wherein, the downside of lower box (1) be equipped with downward projection of protrusion (14), protrusion (14) be spaced apart with flow path portion (121) and
Protrusion (14) is downwardly projected the extreme lower position of the lower surface (S) more than flow path portion (121).
2. battery pack according to claim 1, which is characterized in that protrusion (14) are arranged on heat exchanger plates (12).
3. battery pack according to claim 2, which is characterized in that heat exchanger plates (12) are included in short transverse (H) arrangement
First plate (122) and the second plate (123), the first plate (122) are arranged with respect to the second plate (123) closer to battery modules (2), runner
Portion (121) is formed in the second plate (123) and is downwardly concaved from the side towards the first plate (122) of the second plate (123) and to another
Side is prominent, and flow path portion (121) and the first plate (122) are formed together the runner (R) to exchange heat to battery modules (2), and second
Plate (123) is equipped with the protrusion (14) that is spaced apart with flow path portion (121), and protrusion (14) from the second plate (123) towards the first plate
(122) side is downwardly concaved and prominent to the other side；Protrusion (14) is downwardly projected the lower surface (S) more than flow path portion (121)
Extreme lower position.
4. battery pack according to claim 3, which is characterized in that the first plate (122) is in the protrusion with the second plate (123)
(14) corresponding position is equipped with protrusion (122P), the protrusion (14) of the protrusion (122P) of the first plate (122) to the second plate (123)
Direction is prominent and overlaps with the protrusion (14) of the second plate (123).
5. battery pack according to claim 4, which is characterized in that protrusion (14) and protrusion (122P) are arranged to along flow path portion
(121) circumferentially extending.
6. battery pack according to claim 5, which is characterized in that the protrusion (14) of the second plate (123) have it is multiple and
Every setting；Accordingly, the protrusion (122P) of the first plate (122) have it is multiple and interval setting and with corresponding second plate (123)
Protrusion (14) overlap.
7. battery pack according to claim 3, which is characterized in that the first plate (122) is in short transverse (H) and the second plate
(123) the corresponding position in protrusion (14) is tabular.
8. battery pack according to claim 3, which is characterized in that the second plate (123) is removing protrusion (14) and flow path portion
(121) position outside is fixedly connected with the first plate (122).
9. battery pack according to claim 1, which is characterized in that protrusion (14) are arranged in lower frame body (11), heat exchanger plates
(12) it is fixed on the bottom surface of lower frame body (11), protrusion (14) are located at the circumferential outside of heat exchanger plates (12) and by lower frame body (11)
Bottom surface is downwardly projected.
10. battery pack according to claim 9, which is characterized in that protrusion (14) prolong in the entire periphery of lower frame body (11)
It stretches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822246214.3U CN209104236U (en) | 2018-12-29 | 2018-12-29 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822246214.3U CN209104236U (en) | 2018-12-29 | 2018-12-29 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104236U true CN209104236U (en) | 2019-07-12 |
Family
ID=67163633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822246214.3U Active CN209104236U (en) | 2018-12-29 | 2018-12-29 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023004724A1 (en) * | 2021-07-29 | 2023-02-02 | 宁德时代新能源科技股份有限公司 | Heat exchange member and manufacturing method therefor and manufacturing system thereof, battery, and electrical apparatus |
-
2018
- 2018-12-29 CN CN201822246214.3U patent/CN209104236U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023004724A1 (en) * | 2021-07-29 | 2023-02-02 | 宁德时代新能源科技股份有限公司 | Heat exchange member and manufacturing method therefor and manufacturing system thereof, battery, and electrical apparatus |
| CN116018716A (en) * | 2021-07-29 | 2023-04-25 | 宁德时代新能源科技股份有限公司 | Heat exchange member, manufacturing method and manufacturing system thereof, battery and electricity utilization device |
| JP2023538467A (en) * | 2021-07-29 | 2023-09-08 | 寧徳時代新能源科技股▲分▼有限公司 | Heat exchange member and its manufacturing method, manufacturing system, battery and electrical device |
| CN116018716B (en) * | 2021-07-29 | 2024-01-26 | 宁德时代新能源科技股份有限公司 | Heat exchange member, manufacturing method and manufacturing system thereof, battery and electricity utilization device |
| JP7470136B2 (en) | 2021-07-29 | 2024-04-17 | 寧徳時代新能源科技股▲分▼有限公司 | HEAT EXCHANGE MEMBER AND ITS MANUFACTURING METHOD, MANUFACTURING SYSTEM, BATTERY AND ELECTRIC DEVICE |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |