CN205122671U - Battery pack structure - Google Patents
Battery pack structure Download PDFInfo
- Publication number
- CN205122671U CN205122671U CN201520984463.6U CN201520984463U CN205122671U CN 205122671 U CN205122671 U CN 205122671U CN 201520984463 U CN201520984463 U CN 201520984463U CN 205122671 U CN205122671 U CN 205122671U
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- Prior art keywords
- battery pack
- pack structure
- housing
- structure according
- 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
Abstract
An embodiment of the utility model provides a battery pack structure can realize battery pack structure's good heat dissipation. Battery pack structure includes: the casing, the both sides of its front end are provided with the air intake, and the centre is provided with the air outlet, the battery package, it is located the casing, including a plurality of battery monomers, is provided with the clearance between the battery monomer, the casing apron, its top that is located the casing, the aviation baffle, its fixes the left and right sides in the casing symmetrically to change cooling fluid's flow direction, preceding fixed plate, its front end that is located the casing, the after -fixing board, its rear end that is located the casing, middle fixed plate and two cavity adapter plate. According to the utility model discloses an embodiment can realize good ventilation function to realize having good cooling effect to the battery package.
Description
Technical field
The utility model relates to a kind of battery pack structure, particularly relates to a kind of battery pack structure with cooling air channel.
Background technology
Electric automobile is under climbing, anxious start and stop operating mode, and battery system will carry out high current charge-discharge, and this process will discharge a large amount of heats, battery cell temperature be raised gradually, and may cause the danger such as leakage, explosion, burning thus.If power brick heat radiation is uneven, cell operating conditions will be caused inconsistent, affect the life-span of battery pack.
Therefore, the design of power brick is while the layout, fixed form of consideration battery; Its heat dissipation problem is one of emphasis factors becoming design also.
Utility model content
Embodiment of the present utility model provides a kind of battery pack structure, can realize the good heat radiating of battery pack structure.
Battery pack structure of the present utility model, comprising: housing, and the both sides of its front end are provided with air inlet, and centre is provided with air outlet; Power brick, it is positioned at housing, comprises multiple battery cell, is provided with gap between battery cell; Housing cover, it is positioned at the top of housing; Wind deflector, it is fixed on the left and right sides in housing symmetrically, to change the flow direction of cooling fluid; Front shoe, it is positioned at the front end of housing; Rear fixed plate, it is positioned at the rear end of housing; Middle fixing plate; Its cardinal principle centre position between front shoe and rear fixed plate, for being divided into two groups, left and right, and with horizontal coolant vent and locating piece by battery cell; Two side fixed heads, it is connected with wind deflector, and with locating piece, forms two square frames, with locating batteries bag with front shoe, rear fixed plate and middle fixing plate.
The longitudinal centre line of described wind deflector and battery pack structure is a predetermined angle.
Described predetermined angle is 5-7 degree.
Described battery pack structure also comprises the fixing ventilation beam in bottom, and bottom is fixed ventilation beam and is connected with housing bottom, and it is furnished with ventilation hole.
Described middle fixing plate is provided with transversal ventilation mouth, this transversal ventilation mouth is corresponding with the lateral clearance between battery cell.
Described two side fixed heads are provided with transversal ventilation mouth, and this transversal ventilation mouth is corresponding with the lateral clearance between battery cell.
The width of described ventilating opening is 2-5mm.
Described front shoe is U-shaped, and described rear fixed plate is U-shaped.
Described side fixed head is U-shaped.
The upper end of described side fixed head is provided with longitudinal ventilation mouth.
According to embodiment of the present utility model, good ventilation function can be realized, thus power brick is realized there is good cooling effect.
Accompanying drawing explanation
Fig. 1 shows battery pack structure explosive view of the present utility model;
Fig. 2 shows power brick longitudinal center of the present utility model cross-sectional view;
Fig. 3 illustrates power brick transverse center cross-sectional view of the present utility model;
What Fig. 4 showed cooling blast in battery pack structure of the present utility model flows to schematic diagram.
Embodiment
Understand for the ease of persons skilled in the art and realize the utility model, now describing embodiment of the present utility model by reference to the accompanying drawings.
As Figure 1-4, embodiment of the present utility model provides a kind of battery pack structure, and it comprises: housing 1, and the both sides of its front end are provided with air inlet 11, and centre is provided with air outlet 12; Power brick, it is positioned at housing, comprises multiple battery cell 18, is provided with gap between battery cell; Housing cover 2, it is positioned at the top of housing; Wind deflector 3, it is symmetrically located at the housing left and right sides, to change the flow direction of cooling fluid; Middle fixing plate 7, its cardinal principle centre position between front shoe and rear fixed plate, for battery being divided into two groups, left and right, and with transversal ventilation mouth and the locating piece limiting battery movement, this transversal ventilation mouth is corresponding with the lateral clearance between battery cell; Two side fixed heads 4, it is with locating piece, and is connected with wind deflector 3, preferably symmetrical, and these two side fixed heads 4 connect into two square frames, with locating batteries bag with front shoe 5, rear fixed plate 6 and middle fixing plate 7; The insulation press strip 8 of self-contained battery is arranged at battery pack top; The fixing ventilation beam 9 in bottom, this fixing ventilation beam 9 is connected with bottom housing 1, and battery pack is positioned over bottom this fixes on ventilation beam 9, fixes ventilation beam 9 and be provided with ventilation hole bottom this.
According to the utility model, as shown in Figure 2, the upper end of side fixed head is provided with longitudinal ventilation mouth 13.Side fixed head plane is also provided with the corresponding transversal ventilation mouth 14 of lateral clearance between battery cell.
According to the utility model, in power brick, the trend of cooling blast as shown in Figure 4.Cooling blast enters battery pack structure from the air inlet 11 of the left and right sides, under the guiding of left and right sides wind deflector, flows to battery pack structure rear end, flows through the horizontal air channel 17 between battery cell and longitudinal air channel 16 simultaneously; Air channel in the middle of cooling blast both can flow to from left and right sides, also can be passed to top from bottom, then through middle exhaust passage, be flowed out by air outlet.Gap, air channel between the angle of inclination of wind deflector 3 and battery cell obtains by CFD numerical simulation; Best air intake angle, namely wind deflector 3 is preferably 5-7 degree with the angle of power brick longitudinal centre line; Best clearance between battery cell is preferably 2-5mm.In addition, power brick top and bottom all ventilate, to strengthen heat radiation.
In addition, housing bottom installs the fixing ventilation beam in bottom additional; Battery cell is fixed by the fixed head of surrounding, fixed head is designed with the locating piece 15 of coolant vent and the movement of restriction battery.
According to embodiment of the present utility model, front shoe, rear fixed plate and side fixed head are U-shaped.Between rear fixed plate and housing, form space, utilize this space can placing battery management system BMS.
According to embodiment of the present utility model, because cooling blast enters battery pack structure from the air inlet 11 of the left and right sides, under the guiding of left and right sides wind deflector, flow to battery pack structure rear end, flow through the horizontal air channel 17 on two side fixed heads between ventilating opening, battery cell and longitudinal air channel 16 simultaneously; Air channel in the middle of cooling blast both can flow to from left and right sides, also can be passed to top from bottom, then through middle exhaust passage, be flowed out by air outlet.Good ventilation function can be realized, thus power brick is realized there is good cooling effect.
Although depict the utility model by embodiment, but those of ordinary skill in the art know, when not departing from spirit of the present utility model and essence, the utility model just can be made to have many distortion and change, and scope of the present utility model is limited to the appended claims.
Claims (10)
1. battery pack structure, is characterized in that, comprising:
Housing, the both sides of its front end are provided with air inlet, and centre is provided with air outlet;
Power brick, it is positioned at housing, comprises multiple battery cell, is provided with gap between battery cell;
Housing cover, it is positioned at the top of housing;
Wind deflector, it is fixed on the left and right sides in housing symmetrically, to change the flow direction of cooling fluid;
Front shoe, it is positioned at the front end of housing;
Rear fixed plate, it is positioned at the rear end of housing;
Middle fixing plate; Its cardinal principle centre position between front shoe and rear fixed plate, for being divided into two groups, left and right, and with locating piece by battery cell;
Two side fixed heads, it is connected with wind deflector, and with locating piece, forms two square frames, with locating batteries bag with front shoe, rear fixed plate and middle fixing plate.
2. battery pack structure according to claim 1, is characterized in that, the longitudinal centre line of described wind deflector and battery pack structure is a predetermined angle.
3. battery pack structure according to claim 2, is characterized in that, described predetermined angle is 5-7 degree.
4. battery pack structure according to claim 1, is characterized in that, described battery pack structure also comprises the fixing ventilation beam in bottom, and bottom is fixed ventilation beam and is connected with housing bottom, and it is furnished with ventilation hole.
5. battery pack structure according to claim 1, it is characterized in that, described middle fixing plate is provided with transversal ventilation mouth, this transversal ventilation mouth is corresponding with the lateral clearance between battery cell.
6. battery pack structure according to claim 1, is characterized in that, described two side fixed heads are provided with transversal ventilation mouth, and the lateral clearance between this transversal ventilation mouth with power brick monomer is corresponding.
7. the battery pack structure according to claim 5 or 6, is characterized in that, the width of described ventilating opening is 2-5mm.
8. battery pack structure according to claim 1, is characterized in that, described front shoe is U-shaped, and described rear fixed plate is U-shaped.
9. battery pack structure according to claim 1, is characterized in that, described side fixed head is U-shaped.
10. battery pack structure according to claim 1, is characterized in that, the upper end of described side fixed head is provided with longitudinal ventilation mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520984463.6U CN205122671U (en) | 2015-12-01 | 2015-12-01 | Battery pack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520984463.6U CN205122671U (en) | 2015-12-01 | 2015-12-01 | Battery pack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205122671U true CN205122671U (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520984463.6U Active CN205122671U (en) | 2015-12-01 | 2015-12-01 | Battery pack structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205122671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888437A (en) * | 2019-04-18 | 2019-06-14 | 吉林大学 | A kind of cooling heating system of battery pack |
-
2015
- 2015-12-01 CN CN201520984463.6U patent/CN205122671U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888437A (en) * | 2019-04-18 | 2019-06-14 | 吉林大学 | A kind of cooling heating system of battery pack |
| CN109888437B (en) * | 2019-04-18 | 2024-03-29 | 吉林大学 | Battery pack cooling and heating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee after: Shaanxi Automobile Group Co.,Ltd. Address before: No.39 Xingfu North Road, Xi'an, Shaanxi 710201 Patentee before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |