Large-module power battery CCS positioning structure

Abstract

The utility model discloses a large module power battery CCS positioning structure, which comprises a plastic uptake plate provided with an FPC assembly, the front side of the plastic uptake plate is connected with an aluminum bar in a hot riveting manner, the aluminum bar comprises a bending connecting part and an aluminum bar back side surface, the aluminum bar is bent to the back side of the plastic uptake plate by utilizing a through gap adaptively formed in the FPC assembly, the aluminum bar back side surface is positioned on the back side of the plastic uptake plate, and the plastic uptake plate is connected with the aluminum bar. A battery cell avoiding hole matched with an external power battery cell is formed in the back side surface of the aluminum bar; the aluminum bar adopts a 180-degree bending process, so that the overflowing area of the aluminum bar is increased, and the problems of high aluminum bar material cost, complex pier thinning process and low yield of finished products in the traditional process are solved; and 2, the cell avoiding holes are formed in the aluminum bar, so that the CCS positioning structure can be used for positioning under the conditions of different sizes and different module types, the problem of module pseudo soldering caused by inaccurate positioning is avoided, the product yield is improved, and the purposes of modularization and standardization are favorably achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a CCS assembly structure especially relates to a big module power battery CCS positioning structure. BACKGROUND

[0002] Aluminum bar is an important component of CCS assembly, and CCS (Cruise Control System) assembly is also an important component of new energy power battery module, which is a control device for automatically maintaining a certain driving speed according to the requirements of the driver without stepping on the accelerator pedal in the operation of the cruise control system of the electric vehicle.

[0003] The traditional CCS assembly thickened aluminum bar uses a bumping thin process to increase the flow area of the aluminum bar, and there are problems such as high material cost of the aluminum bar, complex bumping thin process, and low yield of finished products. With the rapid development of new energy vehicles, the demand for the cost of automobile parts is becoming more and more stringent, and the targeted improvement of the CCS assembly as the main component of the new energy vehicle will play a key role in reducing the cost. UTILITY MODEL CONTENT

[0004] In order to solve the above technical problems, the utility model provides a big module power battery CCS positioning structure.

[0005] In order to solve the above technical problems, the utility model adopts the technical scheme: a big module power battery CCS positioning structure, comprising a plastic plate, the front side of the plastic plate is provided with an FPC assembly, the front side of the plastic plate is also hot riveted with an aluminum bar connected with the FPC assembly, the aluminum bar comprises a bending connecting part and an aluminum bar back side which are integrally formed with the main body of the aluminum bar, the aluminum bar is bent to the back side of the plastic plate through the gap adapted on the FPC assembly, the aluminum bar back side is located on the back side of the plastic plate, and the aluminum bar back side is provided with a cell avoiding hole adapted with the external power battery cell.

[0006] Further, the plastic plate is hot riveted with the aluminum bar through a hot riveting column, and the aluminum bar is formed in a manner of avoiding the FPC assembly arranged in the middle of the plastic plate.

[0007] Further, the number of aluminum bars is multiple, the multiple aluminum bars are arranged on both sides of the FPC assembly, and the aluminum bars on one side are arranged in a linear interval.

[0008] Further, the adaptive positions of the plastic plate where the aluminum bars are located are provided with left and right gaps through which the bending connecting part is connected.

[0009] Further, the bending angle of the bending connecting part is 180°, and the main body of the aluminum bar and the aluminum bar back side are parallel to each other.

[0010] Further, the FPC assembly is provided with an NTC support, and the NTC support is provided with an NTC and a heat-conducting pad.

[0011] Further, the connector of the FPC assembly is connected with the external power battery module through a button.

[0012] The CCS positioning structure of the large module power battery has the following advantages:

[0013] 1. The aluminum bar is bent by 180 degrees, thereby increasing the flow area of the aluminum bar, and compared with the traditional CCS assembly, the thickening of the aluminum bar is used to increase the flow area of the aluminum bar by the thinning process, thereby solving the problems of high material cost of the aluminum bar, complex thinning process and low yield of finished products.

[0014] 2. The setting of the cell avoiding hole on the aluminum bar enables the CCS positioning structure to be positioned in different sizes and different module types, avoids the module virtual welding problem caused by inaccurate positioning, improves the product yield, and is beneficial to achieve the modularization and standardization. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a front side structure schematic view of the utility model.

[0016] Fig. 2 It is a front side structure schematic view of the utility model.

[0017] Fig. 3 It is a back side structure schematic view of the utility model.

[0018] In the figure: 1, a plastic plate; 2, an FPC assembly; 3, an aluminum bar; 4, a hot riveting column; 5, a connecting sheet; 6, an NTC support; 7, a heat-conducting pad; 8, a button; 9, a through gap; 10, a bending connecting part; 11, an aluminum bar back side; 12, a cell avoiding hole. DETAILED DESCRIPTION

[0019] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0020] As Figs. 1-3 It is shown that the embodiment relates to a CCS positioning structure of a large module power battery, comprising a plastic plate 1, the front side of the plastic plate 1 is provided with an FPC assembly 2, the front side of the plastic plate 1 is also hot riveted with an aluminum bar 3 connected with the FPC assembly 2, the aluminum bar 3 comprises a bending connecting part 10 and an aluminum bar back side 11 integrally formed with the main body thereof, the aluminum bar 3 is bent to the back side of the plastic plate 1 by using the through gap 9 adaptively set on the FPC assembly 2, the aluminum bar back side 11 is located on the back side of the plastic plate 1, and the aluminum bar back side 11 is provided with a cell avoiding hole 12 adapted to the external power battery cell.

[0021] The battery core avoiding hole 12 facilitates accurate positioning of the embodiment and the battery core, is beneficial to improving product yield, and achieves the purposes of modularization and standardization.

[0022] The plastic plate 1 is connected with the aluminum bar 3 through hot riveting, and the hot riveting connection of the plastic plate 1 and the aluminum bar 3 is preferentially processed in the processing process. After the plastic plate 1 and the aluminum bar 3 are integrally formed, the assembly of other components is performed. The aluminum bar 3 is formed in a manner of avoiding the FPC assembly 2 arranged in the middle of the plastic plate 1.

[0023] The number of the aluminum bar 3 in the embodiment is multiple. The multiple aluminum bars 3 are arranged on both sides of the FPC assembly 2. A plurality of aluminum bars 3 on one side are arranged in a linear interval. On this basis, the fitting positions of the plastic plate 1 where the aluminum bars 3 are arranged are provided with left and right through gaps 9. The left and right through gaps 9 are connected by the bending connection part 10. This does not cause the structure of the assembly as a whole to be thickened, and ensures thinness while fitting to meet the assembly space.

[0024] It should be noted that the shape and thickness of the aluminum bar 3 are not limited in the embodiment, and can be designed according to the needs of those skilled in the art.

[0025] Based on the above structure, the bending angle formed by the bending connection part 10 is 180°. The main body of the aluminum bar 3 and the aluminum bar back side 11 are parallel to each other. Compared with the traditional aluminum bar, the aluminum bar 3 of the embodiment is additionally provided with the bending connection part 10 and the aluminum bar back side 11, increases the flow area of the aluminum bar 3, and is also convenient for processing and connection.

[0026] The NTC support 6 is arranged on the FPC assembly 2. The NTC support 6 is provided with an NTC and a heat-conducting pad 7. The arrangement and connection relationship of the NTC support 6, the NTC and the heat-conducting pad 7 are prior art, and are not the technical content to be protected by the present application. Therefore, they will not be described.

[0027] The connector of the FPC assembly 2 is connected with the external power battery module through the button 8, further enhancing the connection stability of the embodiment.

[0028] The application discloses a large-module power battery CCS positioning structure, which has the following advantages:

[0029] 1. The aluminum bar 3 uses a 180° bending process, increases the flow area of the aluminum bar, and solves the problems of high cost of aluminum bar material, complex thickening process, and low yield of finished products, compared with the way of using a thickening process to increase the flow area of the aluminum bar for the traditional CCS assembly.

[0030] 2、The opening of the battery cell avoiding hole 12 on the aluminum bar 3 makes the CCS positioning structure can be positioned in the case of different sizes and different module types, avoids the problem of virtual welding of the module caused by inaccurate positioning, improves the product yield, and is beneficial to achieve the purpose of modularization and standardization.

[0031] The above embodiments are not a limitation of the utility model, and the utility model is not limited to the above examples. Changes, modifications, additions or replacements made by the skilled in the art within the technical solution range of the utility model also belong to the protection scope of the utility model.

Claims

1. A large module power battery CCS positioning structure, characterized in that: The application relates to a blister plate (1) provided with an FPC assembly (2) on the front side, and an aluminum bar (3) connected with the FPC assembly (2) through hot riveting on the front side of the blister plate (1), wherein the aluminum bar (3) comprises a bending connecting part (10) and an aluminum bar back side (11) integrally formed with the main body of the aluminum bar (3), the aluminum bar (3) is bent to the back side of the blister plate (1) through a gap (9) on the FPC assembly (2), the aluminum bar back side (11) is located on the back side of the blister plate (1), and a cell avoiding hole (12) adapted to an external power battery cell is formed on the aluminum bar back side (11).

2. The large module battery CCS positioning structure according to claim 1, characterized in that: The blister plate (1) is connected with the aluminum bar (3) through hot riveting, and the aluminum bar (3) is formed in a manner of avoiding the FPC assembly (2) arranged in the middle of the blister plate (1).

3. The CCS positioning structure for large module battery pack of claim 1, wherein: The number of the aluminum bars (3) is multiple, and the multiple aluminum bars (3) are arranged on both sides of the FPC assembly (2), and a plurality of the aluminum bars (3) are arranged in a linear interval on one side.

4. The large module battery CCS positioning structure according to claim 3, characterized in that: The blister plate (1) where any aluminum bar (3) is located is provided with left and right through gaps (9), and the left and right through gaps (9) are connected through the bending connecting part (10).

5. The large module battery CCS positioning structure according to claim 4, characterized in that: The bending angle of the bending connecting part (10) is 180 DEG, and the main body of the aluminum bar (3) and the aluminum bar back side (11) are parallel to each other.

6. The large module battery CCS positioning structure of claim 1, wherein: An NTC support (6) is arranged on the FPC assembly (2), and the NTC support (6) is provided with an NTC and a heat-conducting pad (7).

7. The large module battery CCS positioning structure according to claim 6, characterized in that: The connector of the FPC assembly (2) is connected with an external power battery module through a button (8).

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