CN217589352U - Battery pack - Google Patents

Abstract

The utility model relates to a new energy battery technical field especially relates to a battery package. The battery pack comprises a box body, a box cover and a connecting piece. The box body is used for accommodating a battery, the box cover can cover the box body, a mounting opening is formed in the box cover, the connecting piece is arranged on the box body, the connecting piece can enable the battery to be connected with an external structure, and the local part of the connecting piece protrudes out of the box cover from the mounting opening. This battery package makes the connecting piece setting in the case lid below, and can stick out the case lid and be connected with exterior structure, and the operator of being convenient for installs and dismantles, is favorable to improving the work efficiency of operator's installation and dismantlement process.

Description

Battery pack

Technical Field

The utility model relates to a new energy battery technical field especially relates to a battery package.

Background

With the development of new energy technology, the application of the battery pack is becoming more and more extensive. In addition, in many applications of the battery pack, the battery pack needs to be maintained or replaced regularly, which puts higher demands on the convenience of the installation and disassembly processes of the battery pack.

In the prior art, in order to avoid the short circuit problem of connecting wires in the application process, the outer side of the connecting structure is generally provided with a protection structure to avoid collision, but the structure setting leads to the installation and the disassembly process of the battery pack to be complicated and time-consuming.

In order to solve the above problems, it is desirable to provide a battery pack to solve the problem of long time consumption in the battery mounting and dismounting process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a battery package to reach the effect convenient to installation and dismantlement process.

To achieve the purpose, the utility model adopts the following technical proposal:

a battery pack, comprising:

a case for accommodating a battery;

the box cover can cover the box body, and a mounting opening is formed in the box cover; and

a connector disposed on the case, the connector configured to connect the battery with an external structure, and a portion of the connector protruding from the mounting opening to the outside of the case cover.

As an alternative, the case cover includes:

a case cover body; and

the bulges are arranged on the box cover body and arranged along the circumferential direction or two sides of the mounting opening, and the upper end faces of the bulges are higher than the upper end faces of the connecting pieces.

As an alternative, the side wall of the protrusion on the side close to the mounting opening is an inclined side wall, and the inclined side wall is gradually inclined in the direction away from the mounting opening along the vertical upward direction.

As an alternative, the battery pack further includes:

the handheld portion is hinged to the box cover, a groove is formed in the protrusion, and the handheld portion is arranged in the groove.

Alternatively, the plurality of the hand-held portions is provided.

As an alternative, the battery pack further includes:

a fixing frame body disposed in the case, the fixing frame body configured to fix the battery pack.

As an alternative, the battery pack further includes:

an integrated assembly disposed in the case, the integrated assembly configured to integrate a plurality of components.

As an alternative, the box body is a cuboid or a cube.

As an alternative, the box body and the box cover are formed by stamping metal plates.

As an alternative, the battery pack further includes:

the supporting feet are arranged at the bottom of the box body and are arranged in parallel at intervals.

The beneficial effects of the utility model are that:

the utility model provides a battery pack. The battery pack comprises a box body, a box cover and a connecting piece. The box body is used for accommodating a battery, the box cover can cover the box body, a mounting opening is formed in the box cover, the connecting piece is arranged on the box body, the connecting piece can enable the battery to be connected with an external structure, and the local part of the connecting piece protrudes out of the box cover from the mounting opening. This battery package makes the connecting piece setting in case lid below, and can stick out the case lid and be connected with exterior structure, and the operator of being convenient for installs and dismantles, is favorable to improving the work efficiency of operator's installation and dismantlement process.

Drawings

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

Fig. 1 is a first schematic structural diagram of a battery pack according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a case cover according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a fixing frame body according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a battery pack according to an embodiment of the present invention.

The figures are labeled as follows:

100-a box body;

200-box cover; 210-a mounting port; 220-case lid body; 221-a mounting surface; 230-a bump; 231-inclined side walls; 232-groove;

300-a connector; 310-a mounting portion; 320-a connecting part;

400-a hand-held part;

500-fixing the frame body;

600-an integrated component;

700-support feet;

800-battery.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for convenience of description, only the structures related to the present invention are shown in the drawings, not the entire structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be structurally related or interoperable between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

With the development of new energy technology, the application of battery packs is becoming more and more extensive, for example, battery packs can be applied in the fields of automobile and motorcycle industry, industrial power systems, and the like. In many battery pack applications, the battery pack needs to be periodically maintained or replaced, which puts higher demands on the convenience of the battery pack mounting and dismounting process.

In the prior art, in order to avoid the short circuit problem of connecting wires in the application process, the outer side of the connecting structure is generally provided with a protection structure to avoid collision, but the installation and the disassembly process of the battery pack are complex and time-consuming due to the arrangement of the structure.

In order to solve the above problem, the present embodiment provides a battery pack as shown in fig. 1. The battery pack includes a case 100, a case cover 200, and a connector 300. The case 100 is used for accommodating the battery 800, the cover 200 can cover the case 100, the cover 200 is provided with a mounting opening 210, the connector 300 is arranged on the case 100, the connector 300 can connect the battery 800 with an external structure, and a part of the connector 300 protrudes out of the cover 200 from the mounting opening 210. This battery package makes connecting piece 300 set up in case lid 200 below, and can stick out case lid 200 and be connected with exterior structure, and the operator of being convenient for installs and dismantles, is favorable to improving the work efficiency of operator's installation and dismantlement process. The battery pack is simple in appearance, simple in structure, convenient to assemble, stable in stacking structure and low in packaging and transportation cost.

Specifically, the connector 300 includes a mounting portion 310 and a connecting portion 320, wherein the connecting portion 320 is disposed on the mounting portion 310, and the mounting portion 310 may be fixed to the case 100 by bolts. One end of the connection part 320 is connected to the battery 800, and the other end is connected to another external structure, so that power can be supplied to the external structure through the connection part 320 by using the electric power of the battery 800. Illustratively, the mounting portion 310 is a panel, and the connecting portion 320 may be a socket, wherein the socket is mounted on the panel by bolts, and the panel is then fixed on the box 100 by bolts. The interface is used to interface with an external structure, the other end being connected to the battery 800. It is understood that the cover 200 has the same outer contour size and shape as the case 100 in order to enhance the aesthetic appearance of the battery pack.

Further, the interface specifically includes explosion-proof valve, the complete machine that discharges, the negative pole that discharges, communication, the positive pole that charges and the negative pole that charges, wherein, explosion-proof valve has quick ventilative pressure release, explosion-proof effect, and the complete machine that discharges, the negative pole that discharges, communication, the positive pole that charges and the negative pole that charges are used for transmission current or signal effect, and the external plug-in components of battery package cooperation cable is connected with whole car, and the plug-in components of battery package inscription is connected with the BDU, plays transmission electric power and transmission information effect.

Optionally, the box body 100 and the box cover 200 may be formed by stamping a metal plate, so that mass production is facilitated, production efficiency can be improved, and reduction of processing cost is facilitated.

As shown in fig. 1, as a preferable scheme, the box body 100 may be in a rectangular parallelepiped or square shape, and when a plurality of battery packs are used in parallel, the rectangular parallelepiped or square battery packs may be arranged in a horizontal or vertical direction, and have a regular shape, a small floor area and a space saving effect. Simultaneously, in storage or transportation, the battery package of cuboid or square shape is convenient for place, makes the battery package can fill up the packing box space, and goods non-deformable damages in the transportation conveniently piles up simultaneously, can enough reduce area, practices thrift the space, can reduce storage and cost of transportation again. It is understood that the cover 200 is configured to correspond to the housing 100.

As shown in fig. 2, cover 200 optionally includes a cover body 220 and a projection 230. The protrusions 230 are disposed on the case cover body 220, the protrusions 230 are disposed along the circumferential direction or two sides of the mounting opening 210, and the upper end surfaces of the protrusions 230 are higher than the upper end surfaces of the connecting members 300, so that the connecting members 300 can be hidden in the protrusions 230, the protrusions 230 can protect the connecting members 300, and the connecting members 300 are prevented from being disconnected from an external structure. During the use, a plurality of battery package probably pile up and place, and at this moment, arch 230 plays the supporting role to adjacent battery package, avoids this battery package oppression connecting piece 300 to cause connecting piece 300 to damage. Simultaneously, this structure is favorable to hiding the connecting piece 300 structure in the major dimension of battery package, makes the battery package appearance be the cuboid or the square of regulation, and area is little during the use, and space utilization is high, and is favorable to making the battery package install in the narrow and small special vehicle in space, has enlarged the application scope of battery package.

With continued reference to fig. 2, further, the side wall of the protrusion 230 near the mounting opening 210 is an inclined side wall 231, and the inclined side wall 231 is inclined gradually in a direction away from the mounting opening 210 along the vertical upward direction, so as to form a structure around the mounting opening 210, which gradually increases along the vertical upward opening, and enlarge a space for an operator to mount or dismount an external structure in connection with the connector 300, so as to facilitate the installation or dismounting of the operator.

As an alternative, referring to fig. 2, as an alternative, a mounting surface 221 is provided between the outer circumferential profile of the protrusion 230 and the outer circumferential profile of the case cover 200, and the battery pack further includes a first fixing member, and the first fixing member can penetrate through the mounting surface 221 to fix the case cover 200 on the case body 100, which is beneficial to improving the stability of the connection between the case cover 200 and the case body 100 and avoiding looseness during use. Illustratively, the first fixing piece is preferably a bolt which is not seen conventionally, has high connection strength and is low in cost. Meanwhile, the shape outline of the upper end face of the battery pack is supported by the protrusion 230, and the mounting surface 221 and the first fixing piece are hidden within the shape size of the battery pack, so that the battery pack is a specified cuboid or cube in shape, and the battery pack is small in occupied area and high in space utilization rate when in use.

Further, a sealing strip is arranged between the box cover 200 and the box body 100, the box cover 200 is locked on the box body 100 through bolts, the box cover 200 compresses the sealing strip, and therefore the whole battery 800 is placed in the box body 100, and the waterproof performance of the whole battery pack is guaranteed.

With continued reference to fig. 2, as an alternative, the battery pack further includes a handle 400, the handle 400 is hinged to the case cover 200, the protrusion 230 is provided with a groove 232, the handle 400 is disposed in the groove 232, and when the handle 400 is not used, the handle 400 can be folded in the groove 232, so as to avoid the protrusion 230 structure of the battery pack, and thus the battery pack can be stored and transported conveniently. When using the hand-held portion 400, the operator can rotate the hand-held portion 400 to be at a proper hand-carrying angle. The same hand-held portion 400 of this structure also hides in the bulk size of battery package, makes the battery package appearance for prescribed cuboid or square, and area is little during the use, and space utilization is high. It will be appreciated that when the handle 400 is disposed in the recess 232, the handle 400 is located at the top of the battery pack for ease of application by the operator, and does not require a specially designed lifting tool.

Illustratively, the groove 232 can be formed by stamping, which is efficient and low-cost. Further, the plurality of handheld portions 400 are convenient for an operator to lift the battery pack with both hands, so that the two ends of the battery pack are stably lifted. Specifically, two handgrips 400 may be provided, and the two handgrips 400 facilitate the operator to independently complete picking up or putting down the battery 800.

As shown in fig. 3, as a preferable scheme, the battery pack further includes a fixing frame 500, the fixing frame 500 is disposed in the case 100 and is used for fixing the battery 800, so that stability of the battery 800 disposed in the case 100 is improved, movement of the battery pack in a using process is avoided, and safety performance of the battery pack is improved. Further, the fixing frame 500 may be welded to the bottom of the case 100, and the welded structure has high strength, which is beneficial to maintaining the stability of the battery 800. Specifically, the fixing frame 500 is provided with a mounting hole, and the battery pack further comprises a second fixing member, which passes through the mounting hole and is connected with the battery 800, so as to fix the battery pack on the frame.

As shown in fig. 4, further, the battery pack further includes an integrated assembly 600 disposed in the box 100, and the integrated assembly 600 is used for integrating a plurality of components to meet the applicable performance of the battery pack. Illustratively, the integrated component 600 is a BDU, which is an integrated component 600 that conventionally integrates various types of components. It is understood that the integrated assembly 600 is secured by bolting.

With continued reference to fig. 4, the battery pack further includes a plurality of support feet 700 disposed at the bottom of the case 100, wherein the support feet 700 are disposed in parallel and spaced apart to provide support for the battery pack to prevent the battery pack from tilting during the application process. Meanwhile, when the battery packs are transported and stored, the battery packs are generally prevented from being stacked, the box body 100 is integrally supported through the supporting bottom feet 700, a certain distance is kept between the box body and the ground, and therefore the battery packs can be conveniently transported by transporting mechanisms such as a forklift, and the improvement of the working efficiency is facilitated.

The specific working process of this embodiment is as follows:

as shown in fig. 1 to 4, when assembling the battery pack, the support feet 700 are first installed at the bottom of the lower case 100, then the fixing frame 500 is installed at the bottom inside the case 100, the fixing frame 500 is welded to the bottom of the case 100, and the fixing frame 500 and the case 100 are fixed to the vehicle frame by the second fixing member. The integrated assembly 600 is then placed over the battery 800 and secured to the case 100.

On the integrated assembly 600, the connector 300 is assembled, and the connector 300 is fixed to the case 100 using the first fixing member. And finally, the box cover 200 is covered, the box cover is fixed through bolts, and after the bolts are locked, the box cover 200 compresses the sealing strips to ensure the waterproof performance of the whole battery pack.

It is noted that the basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the above embodiments and what has been described in the specification are merely illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed, and the scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A battery pack, comprising:

a case (100) for accommodating a battery (800);

the box cover (200) can cover the box body (100), and a mounting opening (210) is formed in the box cover (200); and

a connector (300) provided on the case (100), the connector (300) being configured to connect the battery with an external structure, and a part of the connector (300) protruding from the mounting opening (210) to the outside of the case cover (200).

2. The battery pack according to claim 1, wherein the cover (200) comprises:

a case cover body (220); and

the bulge (230) is arranged on the box cover body (220), the bulge (230) is arranged along the circumferential direction or two sides of the mounting opening (210), and the upper end face of the bulge (230) is higher than the upper end face of the connecting piece (300).

3. The battery pack according to claim 2, wherein the side wall of the protrusion (230) on the side close to the mounting opening (210) is an inclined side wall (231), and the inclined side wall (231) is gradually inclined in a direction away from the mounting opening (210) in a vertically upward direction.

4. The battery pack according to claim 2, further comprising:

the handheld portion (400) is hinged to the box cover (200), a groove (232) is formed in the protrusion (230), and the handheld portion (400) is arranged in the groove (232).

5. The battery pack according to claim 4, wherein the handle portion (400) is plural.

6. The battery pack of claim 1, further comprising:

a fixing bracket body (500) provided in the case (100), the fixing bracket body (500) being configured to fix the battery pack.

7. The battery pack of claim 1, further comprising:

an integrated assembly (600) disposed in the case (100), the integrated assembly (600) configured to integrate a plurality of components.

8. The battery pack according to claim 1, wherein the case (100) is a rectangular parallelepiped or a square.

9. The battery pack according to claim 1, wherein the case body (100) and the case cover (200) are formed by stamping a sheet metal.

10. The battery pack of claim 1, further comprising:

the supporting feet (700) are arranged at the bottom of the box body (100), and the supporting feet (700) are arranged in parallel at intervals.

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