CN220821769U - Battery support and battery device - Google Patents

Abstract

The utility model relates to the technical field of batteries, and discloses a battery bracket and a battery device, wherein the battery bracket comprises: in a first aspect, the present utility model provides a battery holder comprising: the first frame body and the second frame body are arranged on the periphery of the battery in a split mode, wherein the extending direction of the second frame body is parallel to the length direction of the battery; one of the first frame body and the second frame body is provided with a slot, and the other is provided with a plug matched with the slot; in the plugging process, the plug is suitable for extending into the slot along the extending direction parallel to the second frame body; after the plug-in connection is completed, the slot is suitable for limiting the reverse movement of the plug along the plug-in direction; the slot is also provided with a limiting structure for limiting the plug to move along the extending direction perpendicular to the second frame body. The battery bracket provided by the utility model has the advantages that the assembly process is smoother, the condition that assembly is laborious when interference fit is adopted is avoided, the assembly mode is simpler and more effective, and the assembly difficulty is reduced.

Description

Battery support and battery device

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery bracket and a battery device.

Background

The battery device comprises a plurality of batteries, a battery bracket is often required to be arranged on the batteries, the battery bracket is sleeved on the periphery of the batteries, and the battery bracket is usually formed by connecting a plurality of frame bodies.

In the prior art, the battery bracket is connected with the bracket body through arranging the bulges and the grooves with matched shapes in an interference fit manner, so that the battery bracket is laborious in the actual installation process. And the assembly direction between the frame bodies is parallel to the box entering direction of the battery, namely, the assembly is carried out in an up-down fixing mode, the conditions of infirm assembly and tilting of the bracket are easy to occur, the degree of matching between the battery bracket and the battery is low, and the release is easy to occur.

Disclosure of utility model

In view of the above, the present utility model provides a battery bracket and a battery device, so as to solve the problems of the battery bracket that the assembly of the connected bracket body is laborious and the assembly is easy to be unstable.

In a first aspect, the present utility model provides a battery holder comprising:

The first frame body and the second frame body are arranged on the periphery of the battery in a split mode, wherein the extending direction of the second frame body is parallel to the length direction of the battery;

One of the first frame body and the second frame body is provided with a slot, and the other is provided with a plug matched with the slot; defining the combined structure of the slot and the plug as a plug-in assembly;

In the plugging process, the plug is suitable for extending into the slot along the extending direction parallel to the second frame body; after the plug-in connection is completed, the slot is suitable for limiting the reverse movement of the plug along the plug-in direction;

At least one of the plug-in components is also provided with a limiting structure so as to limit the plug to move along the extending direction perpendicular to the second frame body.

The beneficial effects are that: according to the battery bracket provided by the utility model, in the plugging process, the plug extends into the slot along the extending direction parallel to the second bracket body; after the plug-in connection is completed, the slot is suitable for limiting the reverse movement of the plug along the plug-in direction; therefore, after the first frame body and the second frame body are assembled, the first frame body and the second frame body are effectively prevented from loosening, the assembly process is smoother, the condition that assembly is laborious when interference fit is avoided, the assembly mode is simpler and more effective, and the assembly difficulty is reduced. The slot is also provided with a limiting structure to limit the plug to move along the extending direction perpendicular to the second frame body, so that the relative movement of the first frame body and the second frame body can be limited, dislocation is prevented, and the situation that the support is tilted due to improper assembly is avoided.

In a second aspect, the present utility model also provides a battery device including: a battery, and a battery holder as described above disposed at the periphery of the battery.

Since the battery device includes the battery holder, it has the same effect as the battery holder, and the description thereof will be omitted.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a battery holder of the present utility model;

FIG. 2 is a partial schematic view of FIG. 1;

FIG. 3 is an exploded view of the first and second frames;

fig. 4 is a partial enlarged view of fig. 3.

Reference numerals illustrate:

1. A first frame body; 11. a slot; 12. a connecting beam; 13. corner portions; 14. a flat plate portion;

2. a second frame body; 21. a plug;

111. A spacing cavity; 112. a guide section; 113. an anti-loosening portion;

201. A deformation unit; 202. a body unit; 203. a relief groove;

2011. a release limit part; 2012. a retracting limit part; 2013. a guiding part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements 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 utility model. 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

For the long-strip battery or the sheet battery, the battery bracket is sleeved on the periphery of the battery, so that the battery can be supported. As shown in fig. 1, the plurality of cells are stacked along a second direction, wherein the second direction is a direction perpendicular to a large surface of the cells, and the large surface of the cells may be a surface with the largest area among the plurality of surfaces of the cells. The battery support is arranged on the periphery of the battery perpendicular to the second direction.

The battery support is formed by connecting a plurality of support bodies, and the battery support comprises a first support body 1 and a second support body 2, and in the related art, the battery support is connected between the connected support bodies through the clamping buckles and clamping grooves with matched shapes, and the battery support is connected in an interference fit mode, so that the battery support is laborious in the actual installation process. And the assembly direction between the frame bodies is parallel to the box entering direction of the battery, namely, the assembly is carried out along a third direction, the frame bodies which are in interference fit are easy to loose when stressed in the box entering process and the later use process of the battery, the assembly is not firm and the situation that the battery support is tilted easily occurs, and the degree of fit between the battery support and the battery is not high.

The battery support provided by the embodiment of the utility model adopts the form of matching the slot with the plug, is simpler and more effective in interference fit than the prior assembly, can play a role in limiting along a third direction, and ensures that the matching degree of the whole battery support and a battery is higher. Not only ensures the fixing strength of the battery bracket, but also is convenient to install.

Embodiments of the present utility model are described below with reference to fig. 1 to 4.

According to an embodiment of the present utility model, in one aspect, there is provided a battery holder including:

The battery comprises a first frame body 1 and a second frame body 2 which are arranged on the periphery of a battery in a split mode, wherein the extending direction of the second frame body 2 is parallel to the length direction of the battery;

one of the first frame body 1 and the second frame body 2 is provided with a slot 11, and the other is provided with a plug 21 matched with the slot 11; defining the combined structure of the slot 11 and the plug 21 as a plug-in component;

During plugging, the plug 21 is adapted to extend into the slot 11 in a direction parallel to the extension direction of the second frame 2; and after the plugging is completed, the slot 11 is suitable for limiting the reverse movement of the plug 21 along the insertion direction;

At least one of the plug assemblies is further provided with a limiting structure for limiting the movement of the plug 21 in a direction perpendicular to the extending direction of the second frame 2.

As shown in fig. 1, the battery bracket includes two first frames 1 disposed opposite to each other along a first direction, and the second frame 2 is disposed between the two first frames 1. In combination with a specific structural form of the battery, two short sides and two long sides are formed around the battery along the direction perpendicular to the large surface of the battery, wherein the two short sides are arranged on two opposite sides of the first direction, the two long sides are arranged on two opposite sides of the third direction, in this embodiment, the third direction may be the box-in direction of the battery, the second direction is parallel to the direction perpendicular to the large surface of the battery, and the first direction is perpendicular to a plane defined by the second direction and the first direction.

Alternatively, in this embodiment, the first frame 1 is matched with the short side of the battery, and the second frame 2 is matched with the long side of the battery.

The first frame body 1 is provided with two second frame bodies 2 along the third direction, and the two second frame bodies 2 are respectively arranged at two sides of the battery along the third direction.

The extending direction of the second frame 2 is parallel to the length direction of the battery, that is, the extending direction of the second frame 2 is parallel to the first direction.

In this embodiment, the first frame 1 is provided with a slot 11, and the second frame 2 is provided with a plug 21 that is matched with the slot 11. Optionally, slots 11 are respectively disposed on two sides of the first frame 1 along the third direction, so that a single first frame 1 is connected with two second frames 2 at the same time. Correspondingly, two sides of the single second frame body 2 along the first direction are respectively connected with the first frame body 1.

In the battery support provided by the embodiment of the utility model, during the plugging process, the plug 21 extends into the slot 11 along the extending direction parallel to the second frame body 2; and after the plugging is completed, the slot 11 is adapted to limit the reverse movement of the plug 21 in the insertion direction; so that can be after first support body 1 and second support body 2 assembly are accomplished, effectively avoid the pine of first support body 1 and second support body 2 to take off, and the assembly process is more smooth and easy, and the comparatively laborious condition of assembly takes place when avoiding adopting interference fit, and assembly method is simple more effective, reduces the assembly degree of difficulty.

In addition, the battery bracket provided by the embodiment of the utility model, the slot 11 is further provided with a limiting structure to limit the plug 21 to move along the extending direction perpendicular to the second frame body 2, so that the relative movement of the first frame body 1 and the second frame body 2 can be limited, dislocation is prevented, and the situation that the bracket is tilted due to improper assembly is avoided.

In some embodiments, as shown in fig. 4, the plug 21 is provided with a deformation unit 201, where the deformation unit 201 has a first state of deformation during plugging, and a second state of being restored to be consistent with the shape before deformation after plugging is completed.

The deformation unit 201 has a first state of deformation during plugging, and at this time, the deformation unit 201 is forced to deform so as to load the plug 21 into the socket 11.

After the plugging is completed, the deformation unit 201 is restored to a second state consistent with the shape before deformation, and in this state, the deformation unit 201 is in a natural state without deformation, so that the deformation unit 201 is conveniently clamped with the slot 11.

In some embodiments, as shown in fig. 4, a limiting cavity 111 is formed in the slot 11, and a retraction limiting portion 2012 is formed on a side of the deformation unit 201 facing away from the insertion direction; after the plugging is completed, the retraction limiting portion 2012 is snapped into the limiting cavity 111 to limit the reverse movement of the plug 21 along the insertion direction.

The limiting cavity 111 is formed by partially recessing the slot 11, specifically, in this embodiment, the limiting cavity 111 is formed by recessing the slot 11 along the second direction, and the limiting cavity 111 is formed by enclosing the frame of the first frame body 1 and forms an opening in the second direction.

The deformation unit 201 is configured as a hook, a retraction limiting portion 2012 is formed on one side of the deformation unit 201 facing away from the insertion direction, and after the insertion is completed, the retraction limiting portion 2012 is clamped into the limiting cavity 111 to limit the reverse movement of the plug 21 along the insertion direction, so as to limit the plug 21 from being pulled out of the slot 11 along the first direction. The first frame body 1 and the second frame body 2 are effectively prevented from loosening along the assembly direction.

In some embodiments, as shown in connection with fig. 4, a front end of the deformation unit 201 along the insertion direction is provided with a guiding portion 2013, and the guiding portion 2013 is adapted to guide the deformation unit 201 to deform.

The guiding part 2013 is abutted against the frame of the slot 11, and in the relative movement process, the deformation unit 201 is guided by the guiding part 2013 to deform, so that the plug 21 is conveniently assembled into the slot 11, and the clamping stagnation is avoided. The assembly process is smoother, the condition that assembly is laborious when interference fit is adopted is avoided, the assembly mode is simpler and more effective, and the assembly difficulty is reduced.

In some embodiments, as shown in connection with fig. 4, the limiting structure includes an anti-loosening portion 113, and the anti-loosening portion 113 is disposed at one side of the limiting cavity 111 near the battery; the deformation unit 201 is formed with a loosening limiting portion 2011, and after the plugging is completed, the loosening limiting portion 2011 abuts against the anti-loosening portion 113 to limit the plug 21 from moving in a direction approaching the battery.

The anti-loosening portion 113 is disposed on one side of the limiting cavity 111, which is close to the battery along the third direction, and the deformation unit 201 is formed with a loosening limiting portion 2011, and the plug 21 can be limited to move along the third direction, that is, the plug 21 is limited to move toward the direction close to the battery by the abutting fit of the loosening limiting portion 2011 and the anti-loosening portion 113. Thereby avoiding the occurrence of the situation that the battery support is tilted.

In some embodiments, as shown in fig. 4, a guiding portion 112 is further disposed on a side of the slot 11 away from the battery, and the guiding portion 112 extends in a direction parallel to the extending direction of the second frame 2;

During plugging, the guiding portion 112 is adapted to guide the plug 21 to extend into the slot 11 along a direction parallel to the extending direction of the second frame 2; and the guide 112 is adapted to restrict the plug 21 from moving in a direction away from the battery after the insertion is completed.

Optionally, the limiting structure includes the guide 112.

The guide part 112 is formed by extending in parallel with the extending direction of the second frame 2; therefore, during the plugging process, the deformation unit 201 can be moved along the plane of the guiding portion 112, so as to guide the plug 21 to extend into the slot 11 along the extending direction parallel to the second frame 2, thereby playing a role of guiding and limiting, and avoiding deviation during the plugging process.

Further, after the plugging is completed, the guide portion 112 is adapted to restrict the movement of the plug 21 in a direction away from the battery, and by the abutting engagement of the guide portion 112 with the deformation unit 201, the movement of the plug 21 in the third direction, that is, the movement of the plug 21 in a direction away from the battery can be restricted. Thereby avoiding the occurrence of the situation that the battery support is tilted.

In some embodiments, the engagement of the socket 11 with the plug 21 is greater than 0.3mm, where the engagement is a distance that the deformation unit 201 extends into the socket 11 when deformed from the first state to the second state.

By making the amount of engagement between the socket 11 and the plug 21 greater than 0.3mm, the socket 11 and the plug 21 can be securely connected in the plugging state, and loosening is avoided.

The engagement amount is a distance that the deformation unit 201 extends into the slot 11 when being deformed from the first state to the second state. After the plug 21 is inserted into the slot 11, the plug can be deformed from the first state to the second state, so that the deformation unit 201 of the plug 21 is clamped into the slot 11.

In some embodiments, the first frame 1 includes a flat plate portion 14 parallel to the second frame 2, two flat plate portions 14 are spaced apart along a direction perpendicular to a plane of the second frame 2, the two flat plate portions 14 are connected by a connecting beam 12, and a corner portion 13 is formed between the connecting beam 12 and the flat plate portion 14;

The slot 11 or the plug 21 of the first frame 1 is disposed on the flat plate portion 14 and is located near the corner portion 13.

Because the stress concentration at the position of the corner portion 13 is high, the strength at the position of the corner portion 13 is high, and the slot 11 or the plug 21 of the first frame 1 is located near the position of the corner portion 13, so that the corner portion 13 can play a supporting role in the clamping process of the first frame 1 and the second frame 2, and damage to the battery bracket caused by excessive force when the first frame 1 and the second frame 2 are clamped is avoided.

In some embodiments, the two flat plate portions 14 of the first frame 1 are provided with the slots 11 or the plugs 21, and the slots 11 or the plugs 21 provided on the two flat plate portions 14 are symmetrically arranged along the extending direction of the connection beam 12;

The slots 11 or the plugs 21 provided on both the flat plate portions 14 are located near the corner portions 13.

By arranging the slots 11 or the plugs 21 provided on the two flat plate portions 14 symmetrically along the extending direction of the connection beam 12, it is possible to ensure that the slots 11 or the plugs 21 provided on the two flat plate portions 14 are located close to the corner portions 13, thereby reserving a large space for placing the battery when the battery is mounted, and avoiding excessive deformation.

In some embodiments, as shown in connection with fig. 3 and 4, the deformation units 201 are disposed at both sides of the plug 21 in a direction perpendicular to the large surface of the battery.

The large-surface direction perpendicular to the battery is the first direction, and two deformation units 201 are arranged along the large-surface direction perpendicular to the battery, and the two deformation units 201 are respectively arranged on two sides of the plug 21, so that the plug 21 and the slot 11 can be more firmly connected, shaking caused by single-side connection is avoided, and loosening is avoided.

In some embodiments, as shown in connection with fig. 4, the plug 21 further comprises a body unit 202; along the direction perpendicular to the large surface of the battery, the deformation units 201 are disposed on two sides of the body unit 202, and a relief groove 203 is formed between the body unit 202 and the deformation units 201.

Through be formed with between the body unit 202 with deformation unit 201 and step down the groove 203 to through reasonable clearance size that sets up step down the groove 203, can guarantee on the basis of deformation unit 201 smooth and easy installation, can also make the body unit 202 carry out the butt to deformation unit 201, avoid deformation unit 201 deflection too big to cause the damage.

In some embodiments, as shown in connection with fig. 4, the limiting cavities 111 are disposed at both sides of the slot 11 in a direction perpendicular to the large surface of the battery.

Corresponding to the two deformation units 201, the two limiting cavities 111 are arranged, and the limiting cavities 111 are arranged on two sides of the slot 11, so that the two deformation units 201 can be matched with each other, the connection between the plug 21 and the slot 11 is firmer, shaking caused by single-side connection is avoided, and loosening is avoided.

In some embodiments, the battery support is provided with a reinforcing rib, the plug assembly is formed on the reinforcing rib, and at least a part of the battery support, which is located outside the reinforcing rib, forms a hollow. Therefore, the weight of the battery bracket is reduced on the basis of ensuring the structural strength of the battery bracket, and the weight of the whole battery pack is reduced.

According to an embodiment of the present utility model, in another aspect, there is also provided a battery device including:

a battery, and a battery holder as described above disposed at the periphery of the battery.

According to the battery device provided by the embodiment of the utility model, the battery bracket is arranged at the periphery of the battery, and the plug 21 extends into the slot 11 along the extending direction parallel to the second frame body 2 in the plugging process of the battery bracket; and after the plugging is completed, the slot 11 is adapted to limit the reverse movement of the plug 21 in the insertion direction; so that can be after first support body 1 and second support body 2 assembly are accomplished, effectively avoid the pine of first support body 1 and second support body 2 to take off, and the assembly process is more smooth and easy, and the comparatively laborious condition of assembly takes place when avoiding adopting interference fit, and assembly method is simple more effective, reduces the assembly degree of difficulty.

In some embodiments, along the extending direction of the second frame 2, the projection of the plug assembly towards the battery is close to and not coincident with the explosion-proof valve of the battery.

When the battery is out of control, because the pressure near the explosion-proof valve of the battery is strongest, the projection of the plug-in component towards the battery is close to the explosion-proof valve of the battery and is not overlapped with the explosion-proof valve of the battery, so that the battery bracket can be rapidly broken by means of the pressure of the explosion-proof valve, and the battery bracket is prevented from preventing the battery from exhausting.

In some embodiments, the plane of the plug assembly is located relatively above the battery during assembly of the battery holder. Thereby facilitating the assembly operation of the battery holder.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Although the embodiments of the present utility model have been described with reference to the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the claims.

Claims (10)

1. A battery holder, comprising:

The battery comprises a first frame body (1) and a second frame body (2) which are arranged on the periphery of the battery in a split mode, wherein the extending direction of the second frame body (2) is parallel to the length direction of the battery;

One of the first frame body (1) and the second frame body (2) is provided with a slot (11), and the other is provided with a plug (21) matched with the slot (11); defining the combined structure of the slot (11) and the plug (21) as a plug-in assembly;

During the plugging process, the plug (21) is suitable for extending into the slot (11) along the extending direction parallel to the second frame body (2); and after the plugging is completed, the slot (11) is suitable for limiting the reverse movement of the plug (21) along the inserting direction;

At least one of the plug-in components is also provided with a limiting structure for limiting the plug (21) to move along the extending direction perpendicular to the second frame body (2).

2. The battery holder according to claim 1, wherein the plug (21) is provided with a deformation unit (201), the deformation unit (201) having a first state in which deformation occurs during plugging, and a second state in which the deformation unit returns to conform to the shape before deformation after plugging is completed; the clamping amount of the socket (11) and the plug (21) is larger than 0.3mm, wherein the clamping amount is the distance of the deformation unit (201) extending into the socket (11) when being deformed from the first state to the second state.

3. The battery bracket according to claim 1, wherein the first frame body (1) comprises flat plate parts (14) parallel to the second frame body (2), the two flat plate parts (14) are arranged at intervals along a direction perpendicular to a plane where the second frame body (2) is located, the two flat plate parts (14) are connected through a connecting beam (12), and a corner part (13) is formed between the connecting beam (12) and the flat plate parts (14);

The slot (11) or the plug (21) of the first frame body (1) is arranged on the flat plate part (14) and is positioned close to the corner part (13).

4. A battery holder according to claim 3, wherein the two flat plate portions (14) of the first frame body (1) are each provided with the slot (11) or the plug (21), and the slots (11) or the plugs (21) provided on the two flat plate portions (14) are symmetrically provided along the extending direction of the connection beam (12);

The slots (11) or the plugs (21) provided on the two flat plate portions (14) are both located near the corner portions (13).

5. The battery holder according to claim 2, wherein the deformation units (201) are provided on both sides of the plug (21) in a direction perpendicular to the large surface of the battery.

6. The battery holder according to claim 5, wherein the plug (21) further comprises a body unit (202); along the big face direction perpendicular to battery, deformation unit (201) set up in body unit (202) both sides, body unit (202) with be formed with between deformation unit (201) and give way groove (203).

7. The battery bracket according to claim 2, wherein a limiting cavity (111) is formed in the slot (11); the deformation unit (201) is suitable for being clamped into the limiting cavity (111) so as to limit the plug (21) to move reversely along the inserting direction;

Along the direction vertical to the large surface of the battery, the limiting cavity (111) is arranged at two sides of the slot (11).

8. A battery device comprising a battery and a battery holder according to any one of claims 1 to 7 disposed on the periphery of the battery.

9. Battery device according to claim 8, characterized in that the projection of the plug assembly towards the battery is close to and not coincident with the explosion-proof valve of the battery, along the extension direction of the second frame body (2).

10. The battery device of claim 8, wherein the plane of the plug assembly is located relatively above the battery during assembly of the battery holder.