CN215578664U

CN215578664U - Buckle for battery

Info

Publication number: CN215578664U
Application number: CN202121882123.4U
Authority: CN
Inventors: 吴红英; 黄镇财; 陆春海
Original assignee: HANGZHOU LIAO TECHNOLOGY CO LTD
Current assignee: HANGZHOU LIAO TECHNOLOGY CO LTD
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-18
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a buckle for a battery, wherein the battery comprises a shell, a battery cell arranged in the shell, a buckle and an upper cover covering the shell; the buckle is arranged at the top end of the battery cell; the top end of the buckle is abutted against the upper cover; wherein the buckle is matched with the shell; the buckle comprises a first clamping plate; two clamping grooves are symmetrically arranged on the first clamping plate; the clamping groove is matched with a lug on the battery cell; second clamping plates are symmetrically arranged on two sides of the first clamping plate; the distance between the second clamping plates is equal to the width of the pole piece on the battery core. Through the design of buckle for the assembly is simple, has improved production efficiency, and stability can be good.

Description

Buckle for battery

Technical Field

The utility model relates to the field of battery parts, in particular to a buckle for a battery.

Background

With the development of new energy technology, more energy storage requirements are generated, and therefore, the development of the battery is also great. In the production and assembly process of the battery, the battery core inside the battery needs to be fixed, so that the normal use of the battery is ensured. In the prior art, there are also related designs.

For example, chinese patent literature discloses "a high stability and high strength energy storage lithium battery", which is published under the number CN 109786603A. In this patent, a high stability high strength energy storage lithium cell is disclosed, including lithium cell body and enhancement box, it includes bottom plate, preceding baffle, backplate, apron and two curb plates to strengthen the box, lithium cell body's bottom with the bottom plate butt, two curb plate centre grippings lithium cell body just all with the lithium cell body butt, the apron has the rectangular channel in the face of the surface of lithium cell, the rectangular channel internal fixation has the lug, the lug has the clamp plate through a plurality of compression spring connections, the top of clamp plate butt lithium cell. In this patent, fix battery inside spare part through spring and clamp plate, but this sets up the assembly complicacy, and poor stability is unfavorable for production, has reduced production efficiency, has improved manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a structure which is simple to assemble, improves the production efficiency and has good stability through the design of a buckle.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

a buckle for a battery comprises a shell, a battery core arranged in the shell, a buckle and an upper cover covering the shell; the buckle is arranged at the top end of the battery cell; the top end of the buckle is abutted against the upper cover; wherein the buckle is matched with the shell; the buckle comprises a first clamping plate; two clamping grooves are symmetrically arranged on the first clamping plate; the clamping groove is matched with a lug on the battery cell; second clamping plates are symmetrically arranged on two sides of the first clamping plate; the distance between the second clamping plates is equal to the width of the pole piece on the battery core. The buckle is arranged between the battery core and the upper cover, and when the upper cover is assembled, the battery core is tightly pressed in the shell through the buckle, so that the stability of the interior of the battery is ensured, and the use safety of the battery is improved; the buckle is provided with a first clamping plate, and the clamping grooves symmetrically arranged on the first clamping plate are matched with the lugs, so that the lugs can be limited, the consistency of the positions of the lugs during assembly is ensured, the assembly is convenient, and the quality of the battery is improved; the second clamping plates are arranged on two sides of the first clamping plate, the electric core can be effectively abutted through the first clamping plate and the second clamping plate, the stability is guaranteed, the structure is simple, the cost is low, and the assembly is simple; meanwhile, the distance between the second clamping plates is equal to the width of the pole pieces on the battery cell, the battery cell consists of a plurality of pole pieces, and the pole pieces are provided with lugs; during assembly, a plurality of pole pieces are clamped between the second clamping plates, the position of the clamping groove is matched with the position of a pole lug on the pole piece, the pole lug is welded, and the pole lug is clamped in the clamping groove after welding is completed.

Furthermore, the clamping groove is provided with a groove plate; the height of the groove plate is smaller than that of the second clamping plate. Space is provided for assembling the pole pieces, and the design structure of the slot plate is simple and low in cost.

Furthermore, a limiting plate is arranged on one side, away from the first clamping plate, of the second clamping plate; one end, far away from the second clamping plate, of the limiting plate inclines inwards. When the pole piece is assembled, the limiting plate can be used for gathering the pole piece together for limiting, assembly is convenient, and assembly quality is improved.

Furthermore, the buckle further comprises a supporting block which is abutted against the upper cover. The upper cover is supported, and the structure is stable.

Furthermore, an explosion-proof hole is formed in the upper cover. The safety is ensured.

Further, the buckle is made of plastic. The production cost is reduced.

Compared with the prior art, the utility model has the advantages that: the assembly is simple, the production efficiency is improved, and the stability is good.

Drawings

FIG. 1 is a three-dimensional schematic of the present invention.

Fig. 2 is a three-dimensional schematic view of the buckle and the upper cover of the present invention.

Fig. 3 is a three-dimensional schematic view of the buckle and the upper cover of the present invention.

In the figure:

1. a housing; 2. an electric core; 3. an upper cover; 4. buckling; 5. a first clamping plate; 6. a card slot; 7. a tab; 8. a second clamping plate; 9. a groove plate; 10. a limiting plate; 11. a support block; 12. an explosion-proof hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, an embodiment of a buckle for a battery according to the present invention is shown, in which the battery includes a casing 1, a battery core 2 disposed in the casing 1, a buckle 4, and an upper cover 3 covering the casing 1; the buckle 4 is arranged at the top end of the battery cell 2; the top end of the buckle 4 is abutted against the upper cover 3; wherein, the buckle 4 is matched with the shell 1; the buckle 4 comprises a first clamping plate 5; two clamping grooves 6 are symmetrically arranged on the first clamping plate 5; the clamping groove 6 is matched with a lug 7 on the electric core 2; the two sides of the first clamping plate 5 are symmetrically provided with second clamping plates 8; the distance between the second clamping plates 8 is equal to the width of the pole piece on the battery core 2. The buckle 4 is arranged between the battery core 2 and the upper cover 3, and when the upper cover 3 is assembled, the battery core 2 is tightly pressed in the shell 1 through the buckle 4, so that the stability of the interior of the battery is ensured, and the use safety of the battery is improved; the buckle 4 is provided with a first clamping plate 5, and clamping grooves 6 symmetrically arranged on the first clamping plate 5 are matched with the lugs 7, so that the lugs 7 can be limited, the consistency of the positions of the lugs 7 during assembly is ensured, the assembly is convenient, and the quality of the battery is improved; the second clamping plates 8 are arranged on two sides of the first clamping plate 5, the electric core 2 can be effectively abutted through the first clamping plate 5 and the second clamping plates 8, the stability is ensured, the structure is simple, the cost is low, and the assembly is simple; meanwhile, the distance between the second clamping plates 8 is equal to the width of the pole pieces on the electric core 2, the electric core 2 consists of a plurality of pole pieces, and the pole pieces are provided with tabs 7; during assembly, a plurality of pole pieces are clamped between the second clamping plates 8, the positions of the clamping grooves 6 are matched with the positions of the pole lugs 7 on the pole pieces, the pole lugs 7 are welded, the pole lugs 7 are clamped in the clamping grooves 6 after welding is completed, meanwhile, the clamping buckles 4 are limited, and the assembly is simple and the stability is good.

Referring to fig. 1-3, an embodiment of a buckle for a battery according to the present invention is shown, in which the basic portion is the same as the above embodiment, and is not described herein again. In this embodiment, the card slot 6 is provided with a slot plate 9; the height of the groove plate 9 is smaller than that of the second clamping plate 8, space is provided for assembling pole pieces, and the groove plate 9 is simple in design structure and low in cost; a limiting plate 10 is arranged on one side, away from the first clamping plate 5, of the second clamping plate 8; one end, far away from the second clamping plate 8, of the limiting plate 10 inclines inwards, and when the pole pieces are assembled, the limiting plate 10 can gather and limit the pole pieces, so that the assembly is convenient, and the assembly quality is improved; the buckle 4 further comprises a supporting block 11 which is abutted against the upper cover 3 and used for supporting the upper cover 3, so that the structure is stable; the upper cover 3 is provided with an anti-explosion hole 12 to ensure safety, and meanwhile, the supporting block 11 plays a role in protecting a diaphragm in the anti-explosion hole 12; and the buckle 4 is made of plastic, so that the production cost is reduced.

The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.

Claims

1. A buckle for a battery comprises a shell, a battery core arranged in the shell, a buckle and an upper cover covering the shell; the method is characterized in that: the buckle is arranged at the top end of the battery cell; the top end of the buckle is abutted against the upper cover;

wherein the buckle is matched with the shell; the buckle comprises a first clamping plate; two clamping grooves are symmetrically arranged on the first clamping plate; the clamping groove is matched with a lug on the battery cell; second clamping plates are symmetrically arranged on two sides of the first clamping plate; the distance between the second clamping plates is equal to the width of the pole piece on the battery core.

2. The buckle for battery according to claim 1, characterized in that: the clamping groove is provided with a groove plate; the height of the groove plate is smaller than that of the second clamping plate.

3. The buckle for a battery according to claim 1 or 2, characterized in that: a limiting plate is arranged on one side, away from the first clamping plate, of the second clamping plate; one end, far away from the second clamping plate, of the limiting plate inclines inwards.

4. The buckle for a battery according to claim 1 or 2, characterized in that: the buckle further comprises a supporting block which is abutted against the upper cover.

5. The buckle for battery according to claim 3, characterized in that: the buckle further comprises a supporting block which is abutted against the upper cover.

6. The buckle for a battery according to claim 1 or 2, characterized in that: the upper cover is provided with an explosion-proof hole.

7. The buckle for battery according to claim 3, characterized in that: the upper cover is provided with an explosion-proof hole.

8. The buckle for battery according to claim 4, characterized in that: the upper cover is provided with an explosion-proof hole.

9. The buckle for a battery according to claim 1 or 2, characterized in that: the buckle is made of plastic.

10. The buckle for battery according to claim 3, characterized in that: the buckle is made of plastic.