CN219610644U - Battery pack fixing support - Google Patents

Abstract

The utility model belongs to the technical field of battery packs, in particular to a battery pack fixing bracket, which comprises a fixing bracket; an electric push rod is fixedly connected to the top of the fixed support; a cover plate is fixedly connected to the top of the electric push rod; the inside of apron has been seted up the draw-in groove, through placing a plurality of group battery to the inside of standing groove, then opens electric putter downwardly pulling apron for the inside draw-in groove of apron covers at the top of group battery, carries out the joint fixedly, separates the group battery, avoids the problem that the electric leakage appears in the mutual contact of group battery, and stretches out and draws back through electric putter, makes apron and fixed bolster carry out the centre gripping to the group battery fixedly, has improved the fixed effect of group battery.

Description

Battery pack fixing support

Technical Field

The utility model relates to the technical field of battery packs, in particular to a battery pack fixing bracket.

Background

The lithium battery pack takes a carbon material as a negative electrode, takes a lithium-containing compound as a positive electrode, does not contain metal lithium, and only contains lithium ions, so that the lithium battery pack is a general term of a battery taking a lithium ion intercalation compound as a positive electrode material, and the charging and discharging processes of the lithium battery are the intercalation and deintercalation processes of the lithium ions.

Insulation is needed between the battery cells, otherwise short circuit is easy to cause. The bracket plays a role in isolating and insulating in PACK assembly; if no support is provided, the battery cells are isolated and insulated only by the PVC film of the battery cell, which is hidden trouble.

In the prior art, the traditional fixing support is used for fixing and isolating the battery pack, and fixing the battery pack by inserting and then welding patient bolts, but the problem that the welding spots are broken due to shaking caused by shaking generated when the battery pack is placed in a vehicle for running is solved; accordingly, a battery pack fixing bracket is proposed for the above-described problems.

Disclosure of Invention

In order to overcome the defects in the prior art and solve the problems in the background art, the utility model provides a battery pack fixing bracket.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a battery pack fixing bracket, which comprises a fixing bracket; an electric push rod is fixedly connected to the top of the fixed support; a cover plate is fixedly connected to the top of the electric push rod; the cover plate is internally provided with a clamping groove and a plurality of clamping grooves; the inside of the fixed bracket is provided with a plurality of placing grooves; the placing groove and the clamping groove are mutually corresponding and are positioned on the same horizontal plane.

Preferably, the inner side wall of the placing groove is fixedly connected with a spring plate, and the other end of the spring plate is fixedly connected with a protection clamping piece and is symmetrically arranged; the top of the protection clamping piece is semi-arc-shaped.

Preferably, the inner side wall of the protection clamping piece is fixedly connected with an extrusion pad, and the section of the extrusion pad is in a semi-arc shape.

Preferably, the side wall of the extrusion pad is fixedly connected with a friction plate, and the friction plate is provided with a plurality of friction plates; the end part of the friction plate is in a half-arc strip shape.

Preferably, the top of the fixed bracket is fixedly connected with a first protection limiting plate; the bottom of the cover plate is fixedly connected with a second protection limiting plate and is positioned on the same horizontal plane.

Preferably, the end part of the first protection limiting plate is fixedly connected with a first fixing plate; the surface of the first fixed plate is provided with bolts; the side end of the second protection limiting plate is fixedly connected with a second fixing plate; the second fixing plate is internally provided with a bolt hole.

The utility model has the advantages that:

1. according to the utility model, the battery packs are separated by placing the plurality of battery packs into the placing grooves and then opening the electric push rod to pull the cover plate downwards, so that the clamping grooves in the cover plate cover the tops of the battery packs for clamping and fixing, the problem of electric leakage caused by mutual contact of the battery packs is avoided, and the battery packs are clamped and fixed by the cover plate and the fixing support through the electric push rod, so that the fixing effect of the battery packs is improved.

2. When the battery pack is placed in the placing groove, the protection clamping piece is extruded, so that the protection clamping piece slides to two sides, the elastic piece is extruded to generate elastic force, and the elastic force generated by the elastic piece pushes the protection clamping piece to be closely attached to the surface of the battery pack for protection.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of a first embodiment;

FIG. 2 is a cross-sectional view of the first embodiment;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is a schematic structural view of a wear pad according to a second embodiment.

In the figure: 1. a fixed bracket; 21. an electric push rod; 22. a cover plate; 23. a placement groove; 31. a spring plate; 32. a protective clip; 33. a squeeze pad; 34. a friction plate; 41. the first protection limiting plate; 42. the second protection limiting plate; 51. a first fixing plate; 52. a bolt; 53. a second fixing plate; 54. bolt holes; 6. wear-resistant pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1

Referring to fig. 1-4, a battery pack fixing bracket includes a fixing bracket 1; an electric push rod 21 is fixedly connected to the top of the fixed support 1; a cover plate 22 is fixedly connected to the top of the electric push rod 21; the cover plate 22 is provided with a plurality of clamping grooves inside; the inside of the fixed bracket 1 is provided with a plurality of placing grooves 23; the placing groove 23 and the clamping groove are mutually corresponding and are positioned on the same horizontal plane; during operation, traditional fixed bolster is fixed the isolation with the group battery, through inserting then fix through welding patient's bolt, but place at the group battery and go in-process that the vehicle is inside, the rocking of production can lead to the group battery to appear rocking and make the cracked problem of solder joint appear, when needs are installed the group battery, place the inside of standing groove 23 through a plurality of group battery, then open electric putter 21 downwardly pulling apron 22, make the inside draw-in groove of apron 22 cover at the top of group battery, carry out the joint fixedly, separate the group battery, avoid the group battery to contact each other and appear the problem of electric leakage, and stretch out and draw back through electric putter 21, make apron 22 and fixed bolster 1 carry out the centre gripping fixedly to the group battery, the fixed effect of group battery has been improved.

The inner side wall of the placing groove 23 is fixedly connected with a spring plate 31, and the other end of the spring plate 31 is fixedly connected with a protection clamping piece 32 which is symmetrically arranged; the top of the protective clamping piece 32 is semi-arc; when the battery pack is placed in the placing groove 23, the protection clamping piece 32 is extruded, the protection clamping piece 32 slides to two sides, the elastic piece 31 is extruded to generate elastic force, and the elastic force generated by the elastic piece 31 pushes the protection clamping piece 32 to be tightly attached to the surface of the battery pack for protection.

The inner side wall of the protection clamping piece 32 is fixedly connected with an extrusion pad 33, and the section of the extrusion pad 33 is in a semi-arc shape; in operation, the pressing pad 33 is mounted on the surface of the protection clamping piece 32, so that the pressing pad 33 contacts and presses the battery pack, and the battery pack is clamped and fixed.

The side wall of the extrusion pad 33 is fixedly connected with a friction plate 34, and the friction plate 34 is provided with a plurality of friction plates; the end part of the friction plate 34 is in a half-arc strip shape; during operation, through the surface mounting at the extrusion pad 33 has a plurality of friction disc 34 for friction disc 34 increases the friction effect between extrusion pad 33 and the group battery, avoids the group battery to appear rocking the problem when installing in the vehicle.

A first protection limiting plate 41 is fixedly connected to the top of the fixed support 1; the bottom of the cover plate 22 is fixedly connected with a second protection limiting plate 42 and is positioned on the same horizontal plane; during operation, through install first protection limiting plate 41 and second protection limiting plate 42 at the tip of fixed bolster 1 and apron 22, play the effect of protection, avoid apron 22 and electric putter 21 to receive when colliding, lead to the problem that the group battery tip damaged appears.

A first fixing plate 51 is fixedly connected to the end part of the first protection limiting plate 41; the surface of the first fixing plate 51 is provided with bolts 52; a second fixing plate 53 is fixedly connected to the side end of the second protection limiting plate 42; a bolt hole 54 is formed in the second fixing plate 53; when the cover plate 22 slides downwards, the first fixing plate 51 and the second fixing plate 53 are driven to contact, and the first protection limiting plate 41 and the second protection limiting plate 42 are fixed together by inserting the rotary bolts 52 into the bolt holes 54, so that the fixing effect on the battery pack is improved.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present utility model, a wear pad 6 is fixedly connected to the bottom of the first fixing plate 51; during operation, through the bottom rigid coupling at first fixed plate 51 has wear pad 6, when first fixed plate 51 and second fixed plate 53 contact each other and produce the extrusion, protect and wear-resisting through wear pad 6, avoid appearing the problem of wearing and tearing.

Working principle: traditional fixed bolster is fixed the isolation with the group battery, through inserting then fix through welding patient's bolt, but place at the group battery and go in-process that the vehicle is inside, the rocking of production can lead to the group battery to appear rocking and make the cracked problem of solder joint appear, when needs are installed the group battery, place the inside of standing groove 23 through a plurality of group battery, then open electric putter 21 downwardly pulling apron 22, make the inside draw-in groove of apron 22 cover at the top of group battery, carry out the joint fixedly, separate the group battery, avoid the group battery to contact each other and appear the problem of electric leakage, and stretch out and draw back through electric putter 21, make apron 22 and fixed bolster 1 carry out the centre gripping to the group battery fixedly, the fixed effect of group battery has been improved.

The inner side wall of the placing groove 23 is fixedly connected with a spring plate 31, and the other end of the spring plate 31 is fixedly connected with a protection clamping piece 32 which is symmetrically arranged; the top of the protective clamping piece 32 is semi-arc; when the battery pack is placed in the placing groove 23, the protective clamping piece 32 is extruded, so that the protective clamping piece 32 slides to two sides, the elastic piece 31 is extruded to generate elastic force, and the elastic force generated by the elastic piece 31 pushes the protective clamping piece 32 to be tightly attached to the surface of the battery pack for protection; the extrusion pad 33 is arranged on the surface of the protection clamping piece 32, so that the extrusion pad 33 contacts and extrudes the battery pack, and the battery pack is clamped and fixed; the friction plates 34 are arranged on the surface of the extrusion pad 33, so that the friction effect between the extrusion pad 33 and the battery pack is increased by the friction plates 34, and the problem of shaking when the battery pack is arranged in a vehicle is avoided; the first protection limiting plate 41 and the second protection limiting plate 42 are arranged at the end parts of the fixed support 1 and the cover plate 22, so that a protection effect is achieved, and the problem that the end parts of the battery pack are damaged when the cover plate 22 and the electric push rod 21 are collided is avoided; when the cover plate 22 slides downwards, the first fixing plate 51 and the second fixing plate 53 are driven to contact, and the first protection limiting plate 41 and the second protection limiting plate 42 are fixed together by inserting the rotating bolts 52 into the bolt holes 54, so that the fixing effect on the battery pack is improved.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A battery pack fixing bracket, comprising a fixing bracket (1); an electric push rod (21) is fixedly connected to the top of the fixed support (1); a cover plate (22) is fixedly connected to the top of the electric push rod (21); the method is characterized in that: the cover plate (22) is internally provided with a clamping groove and a plurality of clamping grooves; a plurality of placing grooves (23) are formed in the fixing support (1); the placing groove (23) and the clamping groove are mutually corresponding and are positioned on the same horizontal plane.

2. A battery pack mounting bracket as defined in claim 1, wherein: the inner side wall of the placing groove (23) is fixedly connected with an elastic sheet (31), and the other end of the elastic sheet (31) is fixedly connected with a protective clamping piece (32) and is symmetrically arranged; the top of the protection clamping piece (32) is semi-arc-shaped.

3. A battery pack mounting bracket as defined in claim 2, wherein: the inner side wall of the protection clamping piece (32) is fixedly connected with a squeezing pad (33), and the cross section of the squeezing pad (33) is semi-arc-shaped.

4. A battery pack mounting bracket as defined in claim 3, wherein: the side wall of the extrusion pad (33) is fixedly connected with a friction plate (34), and the friction plate (34) is provided with a plurality of friction plates; the end of the friction plate (34) is in a half-arc strip shape.

5. The battery pack holder of claim 4, wherein: the top of the fixed bracket (1) is fixedly connected with a first protection limiting plate (41); the bottom of the cover plate (22) is fixedly connected with a second protection limiting plate (42) and is positioned on the same horizontal plane.

6. A battery pack mounting bracket as defined in claim 5, wherein: a first fixing plate (51) is fixedly connected to the end part of the first protection limiting plate (41); the surface of the first fixed plate (51) is provided with a bolt (52); a second fixing plate (53) is fixedly connected to the side end of the second protection limiting plate (42); the second fixing plate (53) is internally provided with a bolt hole (54).