CN216793764U

CN216793764U - Battery assembly

Info

Publication number: CN216793764U
Application number: CN202123432785.4U
Authority: CN
Inventors: 郭得一; 黄晓涛; 潘金前; 陈设军; 李小龙; 吴爱深; 罗新耀
Original assignee: Shida Battery Technology Co Ltd
Current assignee: Shida Battery Technology Co Ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-21
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a battery pack assembly, which comprises two substrates, wherein the two substrates are transversely arranged and are arranged at intervals from front to back; the substrate is provided with an upper plate surface and a lower plate surface, and is provided with a plurality of through grooves which are arranged at intervals in sequence along the transverse direction; the through groove runs through the upper plate surface and the lower plate surface, the through groove extends forwards and backwards, the side of the through groove is provided with a collision sheet, and the collision sheet is arranged on the upper plate surface. By arranging the two substrates, a plurality of batteries can be stacked together during use, then the lugs on the same side of the batteries are aligned with the through groove of one substrate, the substrates do not need to be aligned with all the lugs at the same time, only the lugs on the same side need to be aligned, the operation is simple, and one substrate can be arranged on the batteries; then another substrate is installed in the same way, namely the assembly is completed, and the batteries do not need to be installed one by one, so that the assembly efficiency is improved; and then folding the pole lugs and welding the pole lugs on the touch pieces to complete the manufacture of the battery pack.

Description

Battery assembly

Technical Field

The utility model relates to the field of batteries, in particular to a battery assembly component.

Background

A power battery for fields such as model aeroplane and model airplane, unmanned aerial vehicle, model racing mostly is by a plurality of battery cells through the group battery of establishing ties or parallelly connected together, and for the convenience of a plurality of battery cell's equipment, patent CN202021728146.5 discloses a battery cell package assembly, and it assembles through the base plate of peripheral hardware. However, it has been found difficult to align all of the tabs of a plurality of batteries simultaneously with the through slots in the substrate during use, and thus such a configuration makes it difficult to install all of the batteries at once, requires battery-by-battery installation, and is inefficient in assembly.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. To this end, the utility model proposes a battery assembly.

The battery assembly component comprises two substrates, wherein the two substrates are transversely arranged and are arranged at intervals front and back; the substrate is provided with an upper plate surface and a lower plate surface, and is provided with a plurality of through grooves which are arranged at intervals in sequence along the transverse direction; it runs through to lead to the groove go up the face with down the face, it sets up to lead to extend around the groove, the side that leads to the groove is equipped with bumps the piece, it locates to bump the piece go up on the face.

The battery assembly component provided by the embodiment of the utility model at least has the following technical effects: by arranging the two substrates, a plurality of batteries can be stacked together during use, then the lugs on the same side of the batteries are aligned with the through groove of one substrate, the substrates do not need to be aligned with all the lugs at the same time, only the lugs on the same side need to be aligned, the operation is simple, and one substrate can be arranged on the batteries; then another substrate is installed in the same way, namely the assembly is completed, and the batteries do not need to be installed one by one, so that the assembly efficiency is improved; and then the pole ear is folded and welded on the collision sheet to complete the manufacture of the battery pack.

According to some embodiments of the present invention, the two substrates are respectively referred to as a first substrate and a second substrate, and the direction of the first substrate relative to the second substrate is taken as a front direction, the collision sheet arranged on the first substrate is referred to as a first collision sheet, and the collision sheet arranged on the second substrate is referred to as a second collision sheet; the first substrate is provided with a first area, the first area is arranged on the front side of the first substrate, and all the first collision sheets are arranged in the first area; the second substrate is provided with a second area, the second area is arranged on the rear side of the second substrate, and all the second collision sheets are arranged in the second area. After the battery pack is mounted on a plurality of batteries, the distance that the first substrate protrudes forwards out of the battery pack is small, the distance that the second substrate protrudes backwards out of the battery pack is small, the structure is compact, and the subsequent use obstruction of the battery pack is small.

According to some embodiments of the present invention, the first substrate is provided with a first conductive member, all the first collision pieces are connected to the first conductive member, the first substrate is provided with a third region, the third region is disposed at a rear side of the first substrate, and the first conductive member is disposed between the first region and the third region; the second substrate is provided with a second conductive piece, all the second collision pieces are connected with the second conductive piece, the second substrate is provided with a fourth area, the fourth area is arranged on the rear side of the second substrate, and the second conductive piece is arranged between the second area and the fourth area. By arranging the first conductive member and the second conductive member, a plurality of batteries can be connected together in a parallel manner; a third area is arranged between the first conductive piece and the rear edge of the first substrate and serves as an insulation interval, and a fourth area is arranged between the second conductive piece and the front edge of the second substrate and serves as an insulation interval, so that short circuit caused by electric connection between the first conductive piece and the second conductive piece is prevented.

According to some embodiments of the present invention, the through slot provided on the first substrate is referred to as a first through slot, and a front end of the first through slot penetrates out of a front edge of the first substrate; the through groove arranged on the second substrate is called a second through groove, and the rear end of the second through groove penetrates out of the rear edge of the second substrate. When the lug installing structure is used, the first through groove can be aligned to the root of the lug, and then the first substrate is moved forwards to complete installation, so that the installation of the first substrate is simpler and more convenient, and the second substrate is also used.

According to some embodiments of the utility model, chamfers are arranged on two sides of the front end of the first through groove; and chamfers are arranged on two sides of the rear end of the second through groove. Therefore, the first through groove and the second through groove are more convenient to align to the root of the tab, and the first substrate and the second substrate are more convenient to mount.

According to some embodiments of the utility model, the edge of one of the substrates is provided with a protrusion, and the edge of the other substrate is provided with a notch, and the protrusion is arranged in the notch. Therefore, the positions of the two substrates are convenient to fix, and the phenomenon of dislocation of the two substrates is prevented.

According to some embodiments of the utility model, the protrusion and the notch are collectively referred to as positioning structures, the number of the positioning structures is two, and the two positioning structures are arranged at a spacing in the transverse direction. Therefore, the force transmission between the two substrates is more balanced, and the structure is more stable.

According to some embodiments of the utility model, the two positioning structures are arranged rotationally symmetrically. The two substrates are in the same shape, and the two substrates can be the same component with the same structure before the collision sheet is installed, so that the separation is not needed, the production process steps are reduced, and the production is convenient.

According to some embodiments of the utility model, the two substrates are provided with first fixing parts which protrude leftwards beyond the left edges of the substrates; and the two substrates are provided with second fixing parts which protrude rightwards from the edges of the right sides of the substrates. When the battery pack fixing device is used, the two first fixing parts and the two second fixing parts can be fixed together by using the fixing parts of the peripheral equipment, so that the two substrates are not easy to loosen, and the structure of the battery pack is more stable.

According to some embodiments of the present invention, the battery assembly further includes a first fixing member and a second fixing member, the first fixing member is sleeved outside the two first fixing portions, and the second fixing member is sleeved outside the two second fixing portions. The first fixing piece is sleeved on the outer sides of the two first fixing portions, the second fixing piece is sleeved on the outer sides of the two second fixing portions, and the two substrates are fixed.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a battery pack assembly according to an embodiment of the present invention;

fig. 2 is an exploded structural schematic view of a battery assembly according to an embodiment of the present invention;

fig. 3 is a schematic top view of a battery assembly according to an embodiment of the present invention.

In the drawings:

100-a first substrate; 110-a first electrically conductive member; 120-a first strike; 130-a first through slot; 200-a second substrate; 210-a second electrically conductive member; 220-a second striking plate; 230-a second through slot; 300-a first fixture; 310-a first fixed part; 400-a second fixture; 410-a second fixed part; 500-bump.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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. The terms "a" or "an" mean one or more, the terms "a" or "an" mean two or more, the terms larger than, smaller than, exceeding, and the like are understood to include the number, and the terms "larger than, smaller than, within, and the like are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise specifically limited, terms such as set, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention by combining the specific contents of the technical solutions.

A battery pack assembly according to an embodiment of the present invention is described below with reference to fig. 1 to 3.

The battery assembly component comprises two substrates, wherein the two substrates are transversely arranged and are arranged at intervals from front to back; the substrate is provided with an upper plate surface and a lower plate surface, and is provided with a plurality of through grooves which are arranged at intervals in sequence along the transverse direction; the through groove runs through the upper plate surface and the lower plate surface, the through groove extends forwards and backwards, the side of the through groove is provided with a collision sheet, and the collision sheet is arranged on the upper plate surface.

For example, as shown in fig. 1, the substrate may be made rectangular, and the through-groove may be made in the shape of a kidney-shaped groove extending in the front-back direction; the base plate can be a plate made of a single insulating material, such as a bakelite plate, a plastic plate and the like, the collision sheet can be a copper sheet or a stainless steel sheet, and the collision sheet can be bonded with the bakelite plate; when the battery is used, according to different series, parallel or other connection requirements, proper collision sheets are selected to be connected together by using the external conductors, so that all batteries are connected in series, parallel or other connection modes; the base plate can also be a printed circuit board, all the contact pieces are respectively electrically connected with circuits in the printed circuit board, and all the batteries can be connected in series, in parallel or in more connection modes according to different circuits in the printed circuit board.

By arranging the two substrates and referring to fig. 2, when the battery pack is used, the batteries can be stacked together, the lugs on the same side of the batteries are aligned with the through grooves of one of the substrates, the substrates do not need to be aligned with all the lugs at the same time, only the lugs on the same side need to be aligned, the operation is simple, and one of the substrates can be installed on the batteries; then another substrate is installed in the same way, namely the assembly is completed, and the batteries do not need to be installed one by one, so that the assembly efficiency is improved; and then the pole ear is folded and welded on the collision sheet to complete the manufacture of the battery pack.

In some embodiments of the present invention, the two substrates are referred to as a first substrate 100 and a second substrate 200, respectively, and the direction of the first substrate 100 relative to the second substrate 200 is taken as the front, the bump disposed on the first substrate 100 is referred to as a first bump 120, and the bump disposed on the second substrate 200 is referred to as a second bump 220; the first substrate 100 is provided with a first area, the first area is arranged at the front side of the first substrate 100, and all the first collision sheets 120 are arranged in the first area; the second substrate 200 is provided with a second area, the second area is disposed at the rear side of the second substrate 200, and all the second collision pieces 220 are disposed in the second area. The distance between the front edge of the first substrate 100 and the first region is small, the distance between the rear edge of the second substrate 200 and the second region is small, after the battery pack is mounted on a plurality of batteries, the distance that the first substrate 100 protrudes forwards out of the battery pack is small, the distance that the second substrate 200 protrudes backwards out of the battery pack is small, the structure is compact, and the subsequent use of the battery pack is less obstructed.

In some embodiments of the present invention, the first substrate 100 is provided with a first conductive member 110, all the first tabs 120 are connected to the first conductive member 110, the first substrate 100 is provided with a third region, the third region is provided at the rear side of the first substrate 100, and the first conductive member 110 is provided between the first region and the third region; the second substrate 200 is provided with second conductive members 210, all the second striking plates 220 are connected to the second conductive members 210, the second substrate 200 is provided with a fourth region disposed at the rear side of the second substrate 200, and the second conductive members 210 are disposed between the second region and the fourth region. Referring to fig. 3, a plurality of batteries can be connected together in parallel by providing a first conductive member 110 and a second conductive member 210, the first conductive member 110 may be an integral member with a plurality of first tabs 120, and the second conductive member 210 may be an integral member with a plurality of second tabs 220; a third region is provided between the first conductive member 110 and the rear edge of the first substrate 100 as an insulation interval, and a fourth region is provided between the second conductive member 210 and the front edge of the second substrate 200 as an insulation interval, so as to prevent the first conductive member 110 and the second conductive member 210 from being electrically connected to cause a short circuit.

In some embodiments of the present invention, the through groove disposed on the first substrate 100 is referred to as a first through groove 130, and a front end of the first through groove 130 penetrates through a front edge of the first substrate 100; the through groove provided in the second substrate 200 is referred to as a second through groove 230, and a rear end of the second through groove 230 protrudes from a rear edge of the second substrate 200. The pole ear of the battery may deform during the storage and transfer process, and the bottom of the pole ear, namely the root of the pole ear, is the position with the minimum deformation; by arranging the first through groove 130 to penetrate the front edge of the first substrate 100, the first through groove 130 can be aligned with the root of the tab when in use, and then the first substrate 100 is moved forward to complete the installation, so that the installation of the first substrate 100 is simpler and the second substrate 200 is also the same.

In some embodiments of the present invention, chamfers are disposed at both sides of the front end of the first through groove 130; the second through groove 230 is provided with chamfers at both sides of the rear end thereof. This facilitates the alignment of the first through groove 130 and the second through groove 230 with the root of the tab, and facilitates the installation of the first substrate 100 and the second substrate 200.

In some embodiments of the present invention, the edge of one of the substrates is provided with a protrusion 500, the edge of the other substrate is provided with a notch, and the protrusion 500 is provided in the notch. The protrusion 500 may be an integral member with the substrate; therefore, the positions of the two substrates are convenient to fix, and the phenomenon of dislocation of the two substrates is prevented.

In some embodiments of the present invention, the protrusion 500 and the notch are collectively referred to as a positioning structure, the number of the positioning structures is two, and the two positioning structures are arranged at a spacing in the lateral direction. Therefore, the force transmission between the two substrates is more balanced, and the structure is more stable.

In some embodiments of the utility model, the two positioning structures are arranged rotationally symmetrically. The notch can be arranged in the third area and the fourth area; therefore, the two substrates are in the same shape, the two substrates can be the same component with the same structure before the collision sheet is installed, the separation is not needed, the production process steps are reduced, and the production is convenient.

In some embodiments of the present invention, the two substrates are both provided with the first fixing portion 310, and the first fixing portion 310 protrudes to the left from the left edge of the substrate; both substrates are provided with second fixing portions 410, and the second fixing portions 410 protrude rightward from the right side edges of the substrates. The first fixing portion 310 and the second fixing portion 410 can be integrated with the corresponding substrates; by arranging the first fixing parts 310 and the second fixing parts 410 on the substrate, the two first fixing parts 310 and the two second fixing parts 410 can be fixed by using external fixing parts during use, namely, the two substrates can be fixed together, the substrates are not easy to loosen, and the structure of the battery pack is more stable.

In some embodiments of the present invention, the battery assembly further includes a first fixing member 300 and a second fixing member 400, the first fixing member 300 is sleeved outside the two first fixing portions 310, and the second fixing member 400 is sleeved outside the two second fixing portions 410. The first fixing member 300 may be a rectangular parallelepiped shape extending forward and backward, the first fixing member 300 is provided with a transverse through slot, and the two first fixing portions 310 are inserted into the slot to abut the two substrates; the second fixing member 400 may be a member having the same structure as the first fixing member 300; the first fixing member 300 is sleeved outside the two first fixing portions 310, and the second fixing member 400 is sleeved outside the two second fixing portions 410, so that the two substrates are fixed, and the first fixing member 300 and the second fixing member 400 are easy to disassemble and assemble and convenient to use.

While the preferred embodiments of the present invention have been described in detail, it should be understood that the utility model is not limited to those precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope or spirit of the utility model as defined in the appended claims.

Claims

1. A battery assembly, characterized by: the substrate comprises two substrates, wherein the two substrates are transversely arranged and are arranged at intervals from front to back; the substrate is provided with an upper plate surface and a lower plate surface, and is provided with a plurality of through grooves which are arranged at intervals along the transverse direction; the through groove runs through go up the face with the face down, it extends the setting around leading to the groove, the side that leads to the groove is equipped with bumps the piece, it locates to bump the piece go up on the face.

2. The battery assembly of claim 1, wherein: the two substrates are respectively called a first substrate and a second substrate, the direction of the first substrate relative to the second substrate is taken as the front, the collision sheet arranged on the first substrate is called a first collision sheet, and the collision sheet arranged on the second substrate is called a second collision sheet; the first substrate is provided with a first area, the first area is arranged on the front side of the first substrate, and all the first collision sheets are arranged in the first area; the second substrate is provided with a second area, the second area is arranged on the rear side of the second substrate, and all the second collision sheets are arranged in the second area.

3. The battery assembly of claim 2, wherein: the first substrate is provided with a first conductive piece, all the first collision pieces are connected with the first conductive piece, the first substrate is provided with a third area, the third area is arranged at the rear side of the first substrate, and the first conductive piece is arranged between the first area and the third area; the second substrate is provided with a second conductive piece, all the second collision pieces are connected with the second conductive piece, the second substrate is provided with a fourth area, the fourth area is arranged on the rear side of the second substrate, and the second conductive piece is arranged between the second area and the fourth area.

4. The battery assembly of claim 2, wherein: the through groove arranged on the first substrate is called a first through groove, and the front end of the first through groove penetrates out of the front edge of the first substrate; the through groove formed in the second substrate is called a second through groove, and the rear end of the second through groove penetrates through the rear edge of the second substrate.

5. The battery assembly of claim 4, wherein: chamfers are arranged on two sides of the front end of the first through groove; and chamfers are arranged on two sides of the rear end of the second through groove.

6. The battery assembly of claim 1, wherein: the edge of one of the substrates is provided with a bulge, the edge of the other substrate is provided with a notch, and the bulge is arranged in the notch.

7. The battery assembly of claim 6, wherein: the protrusion and the notch are called as positioning structures, the number of the positioning structures is two, and the two positioning structures are arranged at intervals along the transverse direction.

8. The battery assembly of claim 7, wherein: two the location structure is the rotational symmetry setting.

9. The battery assembly of claim 1, wherein: the two substrates are respectively provided with a first fixing part which protrudes leftwards from the left side edge of the substrate; and the two substrates are provided with second fixing parts which protrude rightwards from the edges of the right sides of the substrates.

10. The battery assembly of claim 9, wherein: the battery assembly component further comprises a first fixing piece and a second fixing piece, the first fixing piece is sleeved on the outer sides of the two first fixing portions, and the second fixing piece is sleeved on the outer sides of the two second fixing portions.