CN218867217U

CN218867217U - Connection structure and vehicle of keysets, switching frame, battery package and automobile body

Info

Publication number: CN218867217U
Application number: CN202223330310.9U
Authority: CN
Inventors: 曲凡多; 赵明; 钱佳博; 杨卫坤
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-14
Anticipated expiration: 2032-12-12

Abstract

The utility model provides a connection structure and vehicle of keysets, switching frame, battery package and automobile body relates to battery technical field. The keysets includes rectangular form keysets body, and the keysets body is equipped with sealed face, and the keysets body is equipped with the connecting portion that set up along arbitrary long side of keysets body, and connecting portion have the connection face of the sealed face of protrusion. The utility model discloses can solve among the prior art with the direct battery package as the upper cover of water-cooling board and appear the problem of sealed difficulty when leading to battery package upper surface and bottom of the car body to connect because of the water-cooling board surface is equipped with bellied runner, have the effect of dismouting and sealing connection between battery package and the bottom of the car body of being convenient for.

Description

Connection structure and vehicle of keysets, switching frame, battery package and automobile body

Technical Field

The utility model relates to a battery technology field, concretely relates to connection structure and vehicle of keysets, switching frame, battery package and automobile body.

Background

At present, in a power battery system, the battery generates heat in the working process, and the performance of the battery is seriously affected by heating, so that the battery needs to be cooled and radiated. Current battery package generally sets up the water-cooling board in upper portion, and the water-cooling board directly as the upper cover of battery package, and the heat passes through the mode transmission of battery or module and water-cooling board contact, is provided with bellied runner on the water-cooling board for the flow path of guide coolant liquid, thereby take away the heat that the battery produced.

When the battery pack is assembled and connected with the vehicle body, the water cooling plate is directly used as the upper cover of the battery, and the water cooling plate is provided with a convex flow channel, so that the upper surface of the battery pack and the periphery of the bottom of the vehicle body are difficult to seal, cooling liquid is leaked, and the heat dissipation effect is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the battery package that directly regards as the upper cover with the water-cooling board among the prior art and because of the water-cooling board surface is equipped with bellied runner and the defect of the sealed difficulty that appears when leading to battery package upper surface and bottom of the car body to connect to a connection structure and vehicle of keysets, switching frame, battery package and automobile body are provided.

In order to solve the problem, the utility model provides an aspect provides a keysets, including long banding keysets body, the keysets body is equipped with sealed face, and the keysets body is equipped with the connecting portion that set up along arbitrary long side of keysets body, and connecting portion have the sealed face of being connected of face of protrusion.

Optionally, the connecting surface and the sealing surface are non-coplanar.

Optionally, the connecting portion include first connecting plate, and first connecting plate is rectangular form, and the long side of first connecting plate is connected with the long side of keysets body, and first connecting plate is equipped with a plurality of connecting holes along the length extending direction interval of first connecting plate.

Optionally, the connecting portion include the second connecting plate, and the second connecting plate is equipped with a plurality ofly along the long side interval of keysets body, is equipped with the connecting hole on the second connecting plate.

Optionally, a nut is arranged on the connecting hole, and the nut is arranged on one side departing from the connecting surface.

Optionally, both ends of the adapter plate body are further provided with sealing edges which are recessed towards the direction departing from the connecting portion from the sealing surface.

The second aspect of the utility model provides a switching frame, including any one of at least two above technical scheme the keysets, connecting portion set up towards the inboard of switching frame.

The third aspect of the utility model provides a connection structure of battery package and automobile body, including vehicle body bottom plate, battery package and above any one of technical scheme adapter frame. The upper cover of the battery pack is a water cooling plate, and the water cooling plate comprises a water cooling plate body and a plurality of flow channels which are convexly arranged on the water cooling plate body; the connecting surface of the transfer frame is butted with the lower surface of the vehicle body bottom plate and is connected with the lower surface of the vehicle body bottom plate through the connecting part; the lower surface of the adapter plate body is in butt joint with the upper surface of the flow channel of the water cooling plate; the adapter plate body is connected with the vehicle body bottom plate in a sealing mode through a first sealing piece; the adapter plate body is connected with the water cooling plate in a sealing mode through a second sealing piece.

Optionally, the two ends of the adapter plate body of the adapter frame are provided with sealing edges, and the sealing edges are in butt joint with the upper surface of the water-cooling plate body.

A fourth aspect of the present invention provides a vehicle, including any one of the above technical solutions, a battery pack and a vehicle body connecting structure.

The utility model has the advantages of it is following:

1. utilize the utility model provides an adapter plate can provide the tie point for the battery package that uses the water-cooling board as the upper cover, makes things convenient for being connected of battery package and vehicle body floor, and through the switching of adapter plate, sealing connection between the periphery of the water-cooling board of the battery package of being convenient for and the vehicle body floor. When the adapter plate is used, the sealing surface of the adapter plate faces the vehicle body bottom plate, on one hand, the connecting surface of the connecting part is connected with the lower surface of the vehicle body bottom plate, and the connecting surface protrudes out of the sealing surface, so that a gap exists between the sealing surface and the vehicle body bottom plate, and the adapter plate can be in sealing connection by filling a sealing element, so that the gap between the sealing surface and the vehicle body bottom plate is eliminated; on the other hand, press the upper surface at battery package water-cooling board through the keysets body to the sealed connection of accessible packing is sealed, thereby can eliminate the clearance between keysets body and water-cooling board surface. Because the keysets body provides the sealed face towards vehicle body floor, be convenient for realize good sealed through filling the sealing member between vehicle body floor and sealed face, compare in the water-cooling board because of setting up the unevenness face that the runner produced and vehicle body floor's direct sealing connection, through the keysets switching back, more be favorable to sealing between battery package body and the vehicle body floor, and can improve sealed effect.

Additionally, the utility model discloses an utilize the keysets can install the battery package on vehicle body floor fast, and easily install or dismantle between connecting portion and the vehicle body floor to be convenient for maintain the battery package.

2. The nut is arranged on the connecting hole of the adapter plate, so that the assembly and disassembly efficiency between the connecting part of the adapter plate and the vehicle body bottom plate is further improved.

3. The both ends of keysets body set up the banding for when the keysets body was pressed on the bellied runner of water-cooling board, the banding can be pressed on the water-cooling board body, and the water-cooling board of being convenient for is sealed tight all around, improves sealed effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows a schematic structural diagram of a first implementation manner of an interposer provided by an embodiment of the present invention;

FIG. 2 shows a partial enlarged view of FIG. 1;

fig. 3 shows a schematic structural diagram of a second implementation manner of the interposer provided by the embodiment of the present invention;

FIG. 4 shows a partial enlarged view of FIG. 3;

fig. 5 is a partial enlarged view of a third embodiment mode of the interposer provided by the embodiment of the present invention;

fig. 6 shows a schematic structural diagram of a transfer frame provided in an embodiment of the present invention;

fig. 7 is an exploded view showing a connection structure between a battery pack and a vehicle body according to an embodiment of the present invention.

Description of the reference numerals:

1. an adapter plate; 11. an adapter plate body; 111. a sealing surface; 12. a connecting portion; 120. a connecting surface; 121. a first connecting plate; 122. a second connecting plate; 123. connecting holes; 124. a nut; 13. edge sealing; 2. a transfer frame; 21. a connecting edge; 3. a vehicle body floor; 4. a battery pack; 41. a water-cooling plate; 411. a water-cooled plate body; 412. a flow channel; 5. a first seal member; 6. a second seal.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

For convenience of describing the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings and specific examples, but the examples should not be construed as limiting the present invention.

Example 1

An interposer 1, refer to fig. 1-5, includes an elongated interposer body 11, the interposer body 11 is provided with a sealing surface 111, the interposer body 11 is provided with a connecting portion 12 disposed along any one of the long sides of the interposer body 11, and the connecting portion 12 has a connecting surface 120 protruding the sealing surface 111.

Utilize the utility model provides an adapter plate 1 can provide connecting portion 12 for the battery package 4 that uses water-cooling board 41 as the upper cover, makes things convenient for being connected of battery package 4 and vehicle body floor 3, and through the switching of adapter plate 1, is convenient for sealing connection between battery package 4's water-cooling board 41's periphery and the vehicle body floor 3. When the adapter plate 1 is used, the sealing surface 111 of the adapter plate 1 faces the vehicle body bottom plate 3, on one hand, the connecting surface 120 of the connecting part 12 is connected with the lower surface of the vehicle body bottom plate 3, and the connecting surface 120 protrudes out of the sealing surface 111, so that a gap exists between the sealing surface 111 and the vehicle body bottom plate 3, and the adapter plate can be connected in a sealing manner by filling a sealing element, so that the gap between the sealing surface 111 and the vehicle body bottom plate 3 can be eliminated; on the other hand, the adapter plate body 11 presses the upper surface of the water cooling plate 41 of the battery pack 4, and the adapter plate body and the water cooling plate 41 can be hermetically connected through filling sealant, so that a gap between the adapter plate body 11 and the surface of the water cooling plate 41 can be eliminated. Because the adaptor plate body 11 provides the sealed face 111 towards vehicle body floor 3, be convenient for realize good sealed through filling the sealing member between vehicle body floor 3 and sealed face 111, compare in water-cooling board 41 with the direct sealing connection with vehicle body floor 3 because of setting up the unevenness's surface that runner 412 produced, through adaptor plate 1 switching back, more be favorable to sealing between battery package 4 body and the vehicle body floor 3, and can improve sealed effect.

Additionally, the utility model discloses an utilize keysets 1 can install battery package 4 on automobile body bottom plate 3 fast, and easily install or dismantle between connecting portion 12 and the automobile body bottom plate 3 to be convenient for maintain battery package 4.

Alternatively, referring to fig. 2, 4 or 5, the connection surface 120 and the sealing surface 111 are non-coplanar.

Optionally, in this embodiment, the connecting portion 12 has a plate-shaped structure, which is beneficial to reducing weight and cost.

Of course, in some other embodiments, the connecting portion 12 is a block-like structure. The connecting portion 12 is a block structure, which can improve the strength of the connecting portion 12, and the shape of the connecting portion 12 can be determined according to the actual use requirement.

Optionally, as an embodiment, referring to fig. 1, 2 or 5, the connecting portion 12 includes a first connecting plate 121, the first connecting plate 121 is long, a long side of the first connecting plate 121 is connected to a long side of the interposer body 11, and a plurality of connecting holes 123 are formed in the first connecting plate 121 at intervals along a length extending direction of the first connecting plate 121. The first connection plate 121 has a continuous plate-shaped structure, and has high connection strength, thereby being beneficial to improving the sealing effect. The length of the first connecting plate 121 is determined according to the length required for connection with the vehicle body floor 3.

Optionally, as another embodiment, referring to fig. 3 and 4, the connecting portion 12 includes a second connecting plate 122, the second connecting plate 122 is provided at intervals along the long side of the interposer body 11, and the second connecting plate 122 is provided with a connecting hole 123. The connecting part 12 is of a discontinuous structure, which is beneficial to reducing weight and lowering cost.

Optionally, the first connecting plate 121 and the interposer body 11, or the second connecting plate 122 and the interposer body 11 are transitionally connected by a smooth curved surface.

Optionally, a nut 124 is disposed on the connection hole 123, and the nut 124 is disposed on a side away from the connection surface 120. Set up like this, only need twist the screw and can accomplish the connection between keysets 1 and the automobile body bottom plate 3, can further improve dismouting efficiency.

Optionally, sealing edges 13 recessed from the sealing surface 111 toward a direction away from the connecting portion 12 are further disposed at two ends of the interposer body 11. The sealing edges 13 are arranged at the two ends of the adapter plate body 11, so that when the adapter plate body 11 is pressed on the raised flow channel 412 of the water cooling plate 41, the sealing edges 13 can be pressed on the water cooling plate body 411, the periphery of the water cooling plate 41 is sealed tightly, and the sealing effect is improved.

Example 2

An adapter frame 2 includes at least two adapter plates 1 described in embodiment 1, and a connecting portion 12 is provided toward the inside of the adapter frame 2.

Optionally, as an embodiment, the adaptor frame 2 includes two adaptor plates 1, and the connecting portions 12 of the two adaptor plates 1 are disposed opposite to each other. The transfer frame 2 further comprises two strip-shaped connecting edges 21, and the two connecting edges 21 are arranged oppositely. The two adapter plates 1 and the two connecting edges 21 are connected end to form a rectangular frame, as shown in fig. 6.

Optionally, as another embodiment, the adapter frame 2 includes four adapter plates 1, the connection portions 12 of the four adapter plates 1 are all disposed toward the inside, and the four adapter plates 1 are connected end to form a rectangular frame.

Alternatively, for the adapter frame 2 of the two embodiments, the structures of two or more adapter plates 1 may be the same or different, as shown in fig. 6. Therefore, the adapter plate 1 can be replaced and used, the adaptation rate is high, materials can be saved, and material waste is reduced.

Optionally, the adapter frame 2 with the above structures may be an integrally formed structure obtained by machining such as stamping and cutting or casting, or may be formed by splicing multiple sections, for example, by welding. When the welding processing technology is adopted, the welding seam can be leveled by machining such as polishing. The scheme that adopts the multistage concatenation to form compares in the mode of whole punching press, is favorable to reducing the production of waste material to improve the utilization ratio of material, reduce the loss.

Example 3

Referring to fig. 7, the connection structure of a battery pack and a vehicle body includes a vehicle body floor 3, a battery pack 4, and an adapter 2 described in embodiment 2. The upper cover of the battery pack 4 is a water-cooling plate 41, and the water-cooling plate 41 comprises a water-cooling plate body 411 and a plurality of flow channels 412 which are convexly arranged on the water-cooling plate body 411; the connecting surface 120 of the transfer frame 2 is butted with the lower surface of the vehicle body bottom plate 3 and is connected through the connecting part 12; the lower surface of the adapter plate body 11 is in face-to-face contact with the upper surface of the flow passage 412 of the water cooling plate 41; the adapter plate body 11 is in sealing connection with the vehicle body bottom plate 3 through the first sealing element 5, and the adapter plate body 11 is in sealing connection with the water cooling plate 41 through the second sealing element 6.

In order to improve the sealing effect between the adapter plate body 11 and the vehicle body floor 3, a filler may be provided between the sealing surface 111 of the adapter plate 1 and the vehicle body floor, and the gap between the adapter plate 1 and the vehicle body floor can be eliminated by the filler.

Optionally, the first sealing element 5 includes sealing foam, foaming sealant, and rubber, and these sealing elements can achieve a good sealing effect, and are also convenient to detach and maintain or replace.

Due to the raised flow passages 412 arranged on the water cooling plate 41, the water cooling plate 41 has an uneven surface. In order to achieve a better sealing effect, after the adaptor plate body 11 is butted with the battery pack 4, the second sealing member 6 may be filled between the adaptor plate body 11 and the water cooling plate 41.

Optionally, the second sealing member 6 comprises a sealing glue. The adapter plate body 11 and the battery pack 4 are fixed to each other by filling a sealant between the adapter plate body 11 and the water cooling plate 41. The sealant can fill the recessed area on the surface of the water cooling plate 41 to eliminate the gap between the water cooling plate body 411 and the adapter plate body 11, and ensure a good sealing effect.

Optionally, the sealing edges 13 are arranged at two ends of the adapter plate body 11 of the adapter frame 2, and the sealing edges 13 are in butt joint with the upper surface of the water-cooling plate body 411, so that the sealing effect is further improved.

Example 4

A vehicle comprising the connection structure of a battery pack and a vehicle body described in embodiment 3.

According to the above description, the present patent application has the following advantages:

1. the adapter plate 1 is convenient for the sealing connection between the periphery of the water cooling plate 41 of the battery pack 4 and the vehicle body bottom plate 3; the battery pack 4 can be quickly mounted on the vehicle body bottom plate 3, and the connection part 12 and the vehicle body bottom plate 3 are easy to mount or dismount, so that the battery pack 4 is convenient to maintain;

2. the nut 124 is arranged on the connecting hole 123 of the adapter plate 1, so that the assembly and disassembly efficiency between the connecting part 12 of the adapter plate 1 and the vehicle body bottom plate 3 is further improved;

3. the sealing edges 13 are arranged at the two ends of the adapter plate body 11, so that when the adapter plate body 11 is pressed on the raised flow channel 412 of the water cooling plate 41, the sealing edges 13 can be pressed on the water cooling plate body 411, the periphery of the water cooling plate 41 is sealed tightly, and the sealing effect is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. The adapter plate is characterized by comprising an elongated adapter plate body (11), wherein a sealing surface (111) is arranged on the adapter plate body (11), a connecting portion (12) is arranged on any long side edge of the adapter plate body (11) along the adapter plate body (11), and the connecting portion (12) is provided with a protruding connecting surface (120) of the sealing surface (111).

2. An adapter plate according to claim 1, characterized in that the connection surface (120) and the sealing surface (111) are non-coplanar.

3. The interposer as recited in claim 1, wherein the connection portion (12) comprises a first connection plate (121), the first connection plate (121) is elongated, a long side of the first connection plate (121) is connected with a long side of the interposer body (11), and the first connection plate (121) is provided with a plurality of connection holes (123) at intervals along a length extending direction of the first connection plate (121).

4. The interposer as recited in claim 1, wherein the connection portion (12) comprises a second connection plate (122), the second connection plate (122) is provided in plurality at intervals along a long side of the interposer body (11), and the second connection plate (122) is provided with connection holes (123).

5. The adapter plate according to claim 3 or 4, characterized in that a nut (124) is provided on the connection hole (123), the nut (124) being provided on a side facing away from the connection face (120).

6. An adapter plate according to any one of claims 1-4, characterized in that both ends of the adapter plate body (11) are further provided with sealing edges (13) recessed from the sealing surface (111) in a direction away from the connection portion (12).

7. An adapter frame, characterized in that it comprises at least two adapter plates according to any of claims 1-6, the connection portions (12) being arranged towards the inside of the adapter frame (2).

8. A connection structure of a battery pack and a vehicle body, characterized by comprising:

a vehicle body floor (3);

the battery pack (4), the upper cover of the battery pack (4) is a water cooling plate (41), and the water cooling plate (41) comprises a water cooling plate body (411) and a plurality of flow channels (412) which are convexly arranged on the water cooling plate body (411);

an adapter frame as claimed in claim 7, wherein said attachment surface (120) of said adapter frame (2) is butted against a lower surface of said body floor (3) and is attached by said attachment portion (12); the lower surface of the adapter plate body (11) is in butt joint with the upper surface of the flow channel (412) of the water cooling plate (41); the adapter plate body (11) is connected with the vehicle body base plate (3) in a sealing mode through a first sealing piece (5), and the adapter plate body (11) is connected with the water cooling plate (41) in a sealing mode through a second sealing piece (6).

9. The connection structure of the battery pack and the vehicle body according to claim 8, wherein sealing edges (13) are provided at both ends of the adapter plate body (11) of the adapter frame (2), and the sealing edges (13) are in face-to-face contact with the upper surface of the water-cooling plate body (411).

10. A vehicle characterized by comprising the connection structure of the battery pack according to claim 8 or 9 and a vehicle body.