CN211578873U - Output pole assembly and battery module - Google Patents

Abstract

The utility model provides an output pole assembly, which comprises a fixing seat, an end plate and a protection seat; the fixing seat comprises a first fastener and a first limit wall, the first fastener is cylindrical and is connected to the first fastener on the base between the firmware and the limit wall; the protection seat includes a second limit wall, a first buckle, a second buckle, an escape hole and an insulating baffle; the second limit wall is arranged on the first buckle At one end, the second limiting wall and the first snaps are respectively arranged at two ends of the protective seat; the second snaps are symmetrically arranged on the two ends of the protective seat away from the first snaps, and the escape holes are arranged on the second snaps. Between the planes where the buckles are located, the size of the spaced holes is larger than the top cross-sectional contour of the fixed seat; the insulating baffle is arranged on the side of the protection seat close to the first buckle end. A battery module is suitable for the aforementioned output pole assembly. By adopting a separate design for the fixed seat and the protective seat, different cable outlet requirements are achieved, and the beneficial effects of lower design cost and higher degree of freedom are achieved.

Description

Output pole assembly and battery module

technical field

The utility model relates to the technical field of batteries, in particular to an output pole assembly and a battery module.

Background technique

Nowadays, the wide application of power batteries has higher and higher requirements for each segment of the battery, and the application of output pole components is constantly being updated. At present, most of the fixed seat and the protective seat on the market adopt an integrated design, which has low compatibility, and the process of the integrated design is complicated and the cost is relatively high.

After searching, the patent document CN209104222U discloses an output pole assembly and a battery module. The output pole assembly includes a circuit board, a connector, an output pole connecting piece and a fixing seat. The connector is arranged at one end of the circuit board along the longitudinal direction, and the output pole connecting piece is arranged at an interval with the connector along the transverse direction. Since the fixing base is provided with the first mounting portion and the second mounting portion, the connector and the output pole connecting piece are respectively mounted. The prior art has a high degree of integration, and the integrated design process is complicated.

Utility model content

Aiming at the defects in the prior art, the purpose of the present invention is to provide an output pole assembly and a battery module.

An output pole assembly provided according to the utility model comprises: a fixed seat, an end plate and a protection seat;

Wherein, the fixing seat includes a first fastener and a first limit wall, the first fastener is cylindrical and is connected to the base between the first fastener and the limit wall; the protection seat includes a second limit the wall, the first buckle, the second buckle, the escape hole and the insulating baffle; and/or the protection seat further comprises a fixing part, and the fixing part is connected with the end plate;

The second limit wall is arranged at one end of the first buckle, and the second limit wall and the first buckle are respectively arranged at two ends of the protection seat;

Furthermore, the second buckles are symmetrically arranged at the two ends of the protection seat away from the first buckles, and the escape holes are arranged between the intervals of the planes where the second buckles are located, and the size of the escape holes is larger than the top section of the fixing seat. outline; the insulating baffle is arranged on the side of the protection seat close to the first snap end.

Preferably, there are at least two first limiting walls on the fixed seat, which are used in cooperation with the cavity of the end plate.

Preferably, there are multiple second limiting walls, which are used in cooperation with the cavity of the end plate.

Preferably, there is at least one first buckle, which is used in cooperation with the notch of the end plate.

Preferably, an anti-touch cover is also included, the anti-touch cover is located above the protection base and has a detachable mechanical connection with the protection base; the fixing part is used in cooperation with the anti-touch cover.

Preferably, a connecting piece is also included, and in the fastened state, the fixing seat passes through the escaping hole and is pressed against the bottom surface of the connecting piece.

Preferably, the insulating baffle is located outside the outer surface of the end plate after assembly.

Preferably, the symmetrical first buckles and the second buckles are located at the same end of the protection base, respectively.

Preferably, the second buckle is used in cooperation with the buckle on the anti-touch cover.

A battery module provided according to the present invention is suitable for the aforementioned output pole assembly.

Compared with the prior art, the utility model has the following beneficial effects.

1. By adopting the separate design of the fixed seat and the protective seat, different outlet requirements can be achieved.

2. By keeping the fixed seat unchanged and only re-molding the protective seat, the beneficial effects of lower design cost and higher degree of freedom are achieved.

3. By adjusting the interval between the end plates, the machining size of the end plates is reduced, saving time and effort.

4. Insulation protection is achieved by setting up a sheet baffle between the protection seat and the end plate.

5. By adopting the separate design of the fixed seat and the protective seat, different plastic materials can be used, and different mechanical properties can be used to meet different needs.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

1 is a schematic diagram of a first assembly relationship of the present invention;

Fig. 2 is the structural representation of the fixing seat of the present invention;

Fig. 3 is the schematic diagram of the connection mode of the end plate and the fixed seat of the present invention;

Fig. 4 is the first structural schematic diagram of the protection seat of the present invention;

Fig. 5 is the second structural schematic diagram of the protective seat of the present invention;

6 is a schematic diagram of the assembly relationship between the protection seat and the end plate of the present invention;

7 is a schematic diagram of the connection between the insulating baffle plate and the end plate on the protective seat of the present invention;

8 is a schematic diagram of a battery module of the present invention;

Fig. 9 is the third structural schematic diagram of the protection seat of the present invention;

FIG. 10 is a schematic diagram of the second assembly relationship of the present invention.

In the picture:

Fixed seat 1;

the first fastener 11;

the first limiting wall 12;

connecting piece 2;

end plate 4;

cavity 41;

outer surface 43;

Protective seat 5;

the second limiting wall 51;

the first buckle 52;

the second buckle 53;

Give way hole 54;

Insulation baffle 55 .

Detailed ways

The present utility model will be described in detail below with reference to specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that, for those skilled in the art, several changes and improvements can be made without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

As shown in FIG. 1 , an output pole assembly provided by the present invention includes a fixed seat 1 , a connecting piece 2 , an end plate 4 and a protection seat 5 , and the fixed seat 1 is used for fixing the output pole connecting piece 2 and the external bus bar ; The connecting piece 2 is a piece of metal material, which is used to connect the battery in the module and the external bus; the external bus is a conductor, used for the connection between the module and the module or between the module and other electrical appliances. Connection; the end plate 4 is the outermost component of the entire module in the X direction, and has a plurality of cavities 41 ;

As shown in FIG. 2 , the fixing seat 1 includes a first fastener 11 and a first limiting wall 12 . The first fastener 11 is cylindrical and is connected to the space between the first fastener 11 and the limiting wall 12 . on the base. In the fastened state, the fixing base 1 is pressed into the bottom surface of the connecting piece 2 through the escape hole 54 .

As shown in FIG. 3 , there are multiple first limiting walls on the fixing base 1 , which cooperate with the cavity 41 of the end plate 4 and are used to limit the Z-direction rotation of the fixing base 1 .

As shown in FIG. 4 , FIG. 5 , FIG. 6 and FIG. 7 , the protective seat 5 includes a second limiting wall 51 , a first buckle 52 , a second buckle 53 , an escape hole 54 and an insulating baffle 55 . There are six limit walls 51 , three are in a group, there are two first buckles 52 , and two second buckles 53 ; two sets of second limit walls 51 are arranged at one end where the first buckles 52 are located. , the two sets of second limit walls 51 and the two first buckles 52 are respectively arranged at both ends of the protection seat 5 in correspondence with each other, and are used in cooperation with the cavity 41 of the end plate 4 to perform the X and the protection of the seat. Y-direction limit; two second buckles 53 are symmetrically arranged at the other end opposite to the second limit wall 51 and the first buckle 52, and are used in cooperation with the notch 42 of the end plate 4 to protect the seat. Z-direction limit; insulating baffle 55, two sets of second limit walls 51, and two first buckles 52 form a groove area, and there is a hole 54 in the center of the groove. The size of the hole 54 It is larger than the top cross-sectional profile of the fixed seat 1; the symmetrical first buckles 52 and the second buckles 53 are respectively at the same end of the protection seat 5, and the second buckles 53 are used in cooperation with the buckles on the anti-touch cover. The insulating baffle 55 is located on the outer side of the outer surface 43 of the end plate 4 after assembly, and is used to ensure the electrical clearance between the external busbar and the end plate.

As shown in FIG. 8 , a battery module provided by the present invention is suitable for the aforementioned output pole assembly.

In more variations , the present invention is further described.

The first fastener 1 may be an internal thread fastener or an external thread fastener.

The material of the insulating baffle is polypropylene, polyethylene, polyvinyl chloride, polyester, etc.

As shown in FIG. 10 , another assembly method of the protective seat 5 and the end plate 4, the protective seat 5 is used for the insulation between the connecting piece 2 and the end plate 4, and has a fixed part 56 with the end plate 4, and at the same time with the anti-contact Use with cover.

As shown in FIG. 9 , in another assembly method, there is not less than one fixing component 56 on the protective seat 5 , which may be a buckle, a metal spring barb, etc., for the Z-direction limit of the protective seat 5 .

The specific embodiments of the present invention have been described above. It should be understood that the present invention is not limited to the above-mentioned specific embodiments, and those skilled in the art can make various changes or modifications within the scope of the claims, which do not affect the essential content of the present invention. The embodiments of the present application and features in the embodiments may be combined with each other arbitrarily, provided that there is no conflict.

Claims (10)

1. An output pole assembly, comprising: the device comprises a fixed seat (1), an end plate (4) and a protective seat (5);

the fixing seat (1) comprises a first fastening piece (11) and a first limiting wall (12), wherein the first fastening piece (11) is cylindrical and is connected to the base between the first fastening piece (11) and the first limiting wall (12);

the protective seat (5) comprises a second limiting wall (51), a first buckle (52), a second buckle (53), a yielding hole (54) and an insulating baffle (55);

and/or the protective seat (5) further comprises a fixing part (56), the fixing part (56) is connected with the end plate (4);

the second limiting wall (51) is arranged at one end of the first buckle (52), and the second limiting wall (51) and the first buckle (52) are arranged at two ends of the protective seat (5) in pairs respectively;

the second buckles (53) are symmetrically arranged at two ends, far away from the first buckle (52), of the protection seat (5), the abdicating holes (54) are arranged between intervals of planes where the second buckles (53) are located, and the sizes of the abdicating holes (54) are larger than the top section profile of the fixed seat (1);

the insulating baffle (55) is arranged on one side of the protective seat (5) close to the end of the first buckle (52).

2. The output pole assembly according to claim 1, characterized in that at least two first limiting walls (12) on the fixing base (1) are used in cooperation with the cavity (41) of the end plate (4).

3. The output pole assembly according to claim 1, wherein the second limiting wall (51) is provided in a plurality to fit into the cavity (41) of the end plate (4).

4. The output pole assembly according to claim 1, characterized in that at least one of said first catches (52) cooperates with a notch (42) of the end plate (4).

5. The output pole assembly of claim 1, further comprising a shield positioned above the protective base and removably coupled to the protective base; the fixing part (56) is used together with the anti-touch cover.

6. The output pole assembly according to claim 1, further comprising a connecting piece (2), wherein in the fastening state, the fixing seat (1) passes through the abdicating hole (54) and is pressed with the bottom surface of the connecting piece (2).

7. The output pole assembly according to claim 1, characterized in that the insulating barrier (55) is located outside the outer surface (43) of the end plate (4) after assembly.

8. The output pole assembly according to claim 1, characterized in that the first and second two-by-two symmetrical catches (52, 53) are respectively at the same end of the protective seat (5).

9. The output pole assembly according to claim 5, wherein the second catch (53) cooperates with a catch on a shield.

10. A battery module adapted for use in the output electrode assembly of any one of claims 1 to 9.

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