Battery pack vibration tool

Abstract

The utility model relates to the technical field of new energy battery testing devices, in particular to a battery pack vibration tool which comprises a fixed base and further comprises four supporting bases, a side face pressing plate, an upper cover pressing plate and a soft cushion. The four supporting bases are connected end to end to form a rectangular annular supporting table, and the supporting table is used for placing a battery pack; one side pressing plate is detachably arranged on the top of each supporting base, and the side pressing plates are used for abutting against the side faces of the lower edges of the battery packs; by arranging the rectangular annular supporting table, and arranging the soft cushions on the top surface of the supporting table, the bottom surface of the upper cover pressing plate and the side surface of the side surface pressing plate, the vibration tool can be in uniform contact with the surface of the box body through the structure, the stability and the consistency of clamping force are improved, and the vibration test result is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy battery testing devices, in particular to a battery pack vibration tooling. Background Art

[0002] The appearance of battery packs in the new energy storage battery industry is diverse, and the structural design process is constantly being updated and iterated. Each battery pack needs to undergo rigorous vibration testing before it can be put on the road. This requires the design of various vibration tooling to meet the actual installation and testing needs. At present, most battery packs are fixed by screws and tooling, such as a universal vibration tooling for battery packs and a battery pack vibration testing system disclosed in CN220322668U.

[0003] For energy storage battery packs with roll-type boxes, such as the battery pack disclosed in CN219959220U, the four sides of the box are generally not flat. During the vibration test, the clamping method of the traditional vibration tooling cannot achieve uniform contact between the tooling and the surface of the box, thereby affecting the stability and consistency of the clamping force, which can easily lead to inaccurate vibration test results. Utility Model Content

[0004] In view of this, the utility model proposes a battery pack vibration tooling, which has a rectangular ring-shaped support platform, and soft pads are provided on the top surface of the support platform, the bottom surface of the upper cover pressure plate, and the side surface of the side pressure plate. This structure is used to make the vibration tooling contact with the surface of the box body evenly, thereby improving the stability and consistency of the clamping force, and thus making the vibration test results more accurate.

[0005] The technical solution of the utility model is achieved in this way:

[0006] The utility model provides a battery pack vibration tool, including a fixed base, a supporting base, a side pressure plate, an upper cover pressure plate and a soft pad, wherein:

[0007] The support base is detachably provided with four on the top of the fixed base, and the four support bases are connected end to end to form a rectangular ring-shaped support platform, and the support platform is used to place the battery pack;

[0008] The side pressure plate is detachably provided on the top of each support base, and the side pressure plate is used to abut against the side of the lower edge of the battery pack;

[0009] At least one upper cover pressing plate is detachably provided on the top of each support base, and the upper cover pressing plate is used to abut against the top surface of the lower edge of the battery pack;

[0010] The soft pads are arranged on the top surface of the support platform, the bottom surface of the upper cover pressure plate, and the side surfaces of the side pressure plates.

[0011] On the basis of the above technical solution, preferably, the fixed base includes an equipment connecting plate and a lifting ring, wherein:

[0012] A plurality of the lifting rings are arranged in a matrix on the top of the equipment connection plate, and the plurality of the lifting rings are connected to the equipment connection plate by bolt fixing;

[0013] The equipment connecting plate and the supporting base are connected by bolt fixing.

[0014] On the basis of the above technical solution, preferably, a first square hole is vertically provided at the middle position of the equipment connecting plate, and the four supporting bases are arranged in a circumferential matrix of the first square hole.

[0015] On the basis of the above technical solution, preferably, it also includes a positioning component, wherein:

[0016] At least one positioning assembly is detachably provided on the top of each supporting base;

[0017] One end of the positioning assembly abuts against the side end of the side pressure plate at the corresponding position.

[0018] On the basis of the above technical solution, preferably, the positioning assembly includes a vertical plate and a positioning bolt, wherein:

[0019] The vertical plate is fixed to the top of the support base by bolts;

[0020] The positioning bolt passes through the vertical plate in the transverse direction and is screwed, and one end of the positioning bolt abuts against the side end of the side pressure plate at the corresponding position.

[0021] On the basis of the above technical solution, preferably, the soft pad is provided on the end of the side pressure plate away from the positioning bolt.

[0022] On the basis of the above technical solution, preferably, the upper cover pressure plate is fixed to the side pressure plate by bolts, and a plurality of U-shaped grooves are vertically provided on an upper edge of one end of the upper cover pressure plate away from the positioning bolts.

[0023] On the basis of the above technical solution, preferably, the support base comprises a bottom plate, a support plate and a top plate, wherein:

[0024] The base plate is fixed to the equipment connecting plate by bolts;

[0025] The support plate is fixedly arranged on the top of the bottom plate;

[0026] The top plate is fixedly arranged on the top of the support plate, and the soft cushion is arranged on the top surface of the top plate;

[0027] The side pressure plate is fixed to the top of the top plate by bolts;

[0028] The vertical plate is fixed to the side end of the top plate by bolts.

[0029] On the basis of the above technical solution, preferably, a second square hole is provided through the side of the support plate in a transverse direction.

[0030] On the basis of the above technical solution, preferably, the support base further includes ribs, wherein:

[0031] A plurality of ribs are fixed between the bottom plate and the support plate.

[0032] Compared with the prior art, the battery pack vibration tooling of the utility model has the following beneficial effects:

[0033] (1) A rectangular ring-shaped support platform is formed by connecting four support bases end to end, and soft pads are provided on the top surface of the support platform, the bottom surface of the upper cover pressure plate, and the side surface of the side pressure plate. This structure facilitates the vibration tooling to be in uniform contact with the surface of the box, thereby improving the stability and consistency of the clamping force, thereby making the vibration test result more accurate.

[0034] (2) By providing a soft pad, the battery pack can be cushioned and is not easily damaged during vibration testing.

[0035] (3) By setting the first square hole, the middle of the equipment connecting plate is hollowed out. When changing the vibration direction, the vibration tooling can be lifted by the lifting ring, which facilitates the replacement of the sensor at the bottom of the battery pack and improves efficiency.

[0036] (4) By setting a positioning component, it is convenient to limit the side pressure plate horizontally, maintain the clamping force of the side pressure plate, and improve the effect of fixing the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0038] Figure 1 This is a diagram showing the use status of a battery pack vibration tooling of the utility model;

[0039] Figure 2 It is an enlarged view of point A of the utility model;

[0040] Figure 3A three-dimensional diagram of a battery pack vibration tooling of the utility model;

[0041] Figure 4 An exploded view of a battery pack vibration tooling of the utility model;

[0042] Figure 5 It is a three-dimensional diagram of the side pressure plate of the utility model;

[0043] Figure 6 It is a three-dimensional diagram of the upper cover pressing plate of the utility model;

[0044] Figure 7 is a three-dimensional diagram of a battery pack;

[0045] In the figure: 1. fixed base; 2. supporting base; 3. side pressure plate; 4. upper cover pressure plate; 5. cushion; 6. positioning assembly; 11. equipment connecting plate; 12. lifting ring; 21. bottom plate; 22. supporting plate; 23. top plate; 24. rib plate; 61. vertical plate; 62. positioning bolt; 101. first square hole; 201. supporting platform; 202. second square hole; 401. U-shaped groove. DETAILED DESCRIPTION

[0046] The following will be combined with the specific implementation of the utility model to clearly and completely describe the technical solution in the utility model. Obviously, the described implementation is only a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0047] like Figure 1-7 As shown, a battery pack vibration tool of the utility model includes a fixed base 1, a supporting base 2, a side pressure plate 3, an upper cover pressure plate 4 and a soft pad 5.

[0048] Among them, Figure 7 As shown, the bottom of the battery pack is provided with a lower edge, and four support bases 2 are detachably provided on the top of the fixed base 1, and the four support bases 2 are connected end to end to form a rectangular ring-shaped support platform 201, and the support platform 201 is used to place the battery pack; a side pressure plate 3 is detachably provided on the top of each support base 2, and the side pressure plate 3 is used to support the side of the lower edge of the battery pack; at least one upper cover pressure plate 4 is detachably provided on the top of each support base 2, and the upper cover pressure plate 4 is used to support the top surface of the lower edge of the battery pack; a 3mm thick soft pad 5 is provided on the top surface of the support platform 201, the bottom surface of the upper cover pressure plate 4, and the side of the side pressure plate 3; this structure is used to make the vibration tooling contact with the surface of the box evenly, thereby improving the stability and consistency of the clamping force, and thus making the result of the vibration test more accurate.

[0049] like Figure 3 As shown, in the above structure, the four support bases 2 are divided into two horizontally arranged and two vertically arranged, wherein the two horizontal support bases 2 are parallel to each other, the two vertical support bases 2 are parallel to each other, the two vertical support bases 2 are arranged between the two horizontal support bases 2, the top surfaces of the two vertical support bases 2 are lower than the top surfaces of the two horizontal support bases 2, and the soft pads 5 are respectively arranged on the top surfaces of the two horizontal support bases 2. Through this structure, the two sides of the bottom of the battery pack are in contact with the support platform 201, and the battery pack is easy to be placed flat.

[0050] In order to improve the fixing effect, at least one positioning component 6 is detachably provided on the top of each supporting base 2, wherein one end of the positioning component 6 is abutted against the side end of the side pressure plate 3 at the corresponding position. Through this structure, the side pressure plate 3 is laterally limited to maintain the clamping force of the side pressure plate 3, thereby improving the effect of fixing the battery pack.

[0051] like Figure 3 As shown, three positioning assemblies 6 are arranged on the top of each support base 2, wherein the positioning assembly 6 includes a vertical plate 61 and a positioning bolt 62, wherein the vertical plate 61 is fixed to the top of the support base 2 by bolts; the positioning bolt 62 passes through the vertical plate 61 in the transverse direction and is screwed, and one end of the positioning bolt 62 abuts against the side end of the side pressure plate 3 at the corresponding position; when the side pressure plate 3 is clamped and fixed on the side of the battery pack, the positioning bolt 62 is screwed so that one end of the positioning bolt 62 abuts against the side of the side pressure plate 3 to achieve lateral limitation of the side pressure plate 3.

[0052] A soft pad 5 is provided on one end of the side pressure plate 3 away from the positioning bolt 62, that is, the soft pad 5 on the side pressure plate 3 is provided on one end of the side pressure plate 3 away from the positioning bolt 62, and when the battery pack is clamped, the soft pad 5 is located between the battery pack and the side pressure plate 3.

[0053] like Figure 3 As shown, three upper cover pressing plates 4 are fixed to the side pressing plate 3 by bolts, and a plurality of U-shaped grooves 401 are vertically provided on the upper edge of one end of the upper cover pressing plate 4 away from the positioning bolt 62, wherein the end of the upper cover pressing plate 4 away from the positioning bolt 62 is formed into a serrated shape by the plurality of U-shaped grooves 401, and a soft pad 5 is provided at the bottom of each serration, and when the battery pack is clamped, the soft pad 5 is located between the battery pack and the upper cover pressing plate 4; the above-mentioned serrated structure is beneficial to reducing the contact area between the upper cover pressing plate 4 and the battery pack, so as to facilitate flattening the battery pack.

[0054] like Figure 4As shown, the fixed base 1 includes an equipment connecting plate 11 and a lifting ring 12, wherein a plurality of lifting rings 12 are arranged in a matrix on the top of the equipment connecting plate 11, and the plurality of lifting rings 12 are connected to the equipment connecting plate 11 by bolt fixing; the equipment connecting plate 11 and the supporting base 2 are connected by bolt fixing; in this structure, a first square hole 101 is opened in the center of the equipment connecting plate 11, and four supporting bases 2 are arranged in a circumferential matrix of the first square hole 101. During the vibration test, the vibration tooling can be hoisted up, and then the acceleration sensor can be installed at the bottom of the battery pack from bottom to top. Each time the vibration direction is changed, it is only necessary to lift the battery pack as a whole and stick the sensor from the bottom, which is more convenient and quick, and improves efficiency.

[0055] like Figure 3 As shown, the support base 2 includes a bottom plate 21, a support plate 22 and a top plate 23, wherein the bottom plate 21 is fixed to the equipment connecting plate 11 by bolts; the support plate 22 is fixedly arranged on the top of the bottom plate 21; the top plate 23 is fixedly arranged on the top of the support plate 22, and a cushion 5 is arranged on the top surface of the top plate 23; the side pressure plate 3 is fixed to the top of the top plate 23 by bolts; the vertical plate 61 is fixed to the side end of the top plate 23 by bolts; a plurality of ribs 24 are fixed between the bottom plate 21 and the support plate 22; specifically, the cushion 5 is arranged on the top plates 23 of the two lateral support bases 2.

[0056] In addition, if Figure 3 As shown, in order to achieve weight reduction, a second square hole 202 is provided through the side of the support plate 22 in the transverse direction for weight reduction.

[0057] The use method of a battery pack vibration tooling of the utility model is as follows:

[0058] First, Figure 7 The battery pack shown is placed on the support table 201 so that the bottom of the battery pack contacts the soft pad 5 on the support base 2, and side pressure plates 3 are placed around the battery pack so that the soft pad 5 on the side of the side pressure plate 3 contacts the side end of the lower edge of the battery pack, and the side pressure plate 3 is fixed to the support base 2 by bolts, and the side end of the side pressure plate 3 abuts against the side end of the lower edge of the battery pack to achieve horizontal clamping and fixation of the battery pack, and then an upper cover pressure plate 4 is placed around the battery pack so that the soft pad 5 at the bottom of the upper cover pressure plate 4 contacts the top surface of the lower edge of the battery pack, and the upper cover pressure plate 4 is fixed to the side pressure plate 3 by bolts so that the bottom end of the upper cover pressure plate 4 abuts against the top surface of the lower edge of the battery pack to achieve vertical clamping and fixation of the battery pack. After fixation, the vibration tooling is transported to the test station by the lifting ring 12.

[0059] When the test direction needs to be changed, the vibration tooling is lifted by the lifting ring 12, and then the direction of the tooling is adjusted and then put back to the test station. At the same time, after lifting, the acceleration sensor is conveniently installed at the bottom of the battery pack through the first square hole 101.

[0060] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A battery pack vibration tool, comprising a fixed base (1), characterized in that: It also includes a support base (2), a side pressure plate (3), an upper cover pressure plate (4) and a cushion (5), wherein: Four support bases (2) are detachably provided on the top of the fixed base (1); the four support bases (2) are connected end to end to form a rectangular ring-shaped support platform (201); and the support platform (201) is used to place a battery pack; The side pressure plate (3) is detachably provided on the top of each support base (2), and the side pressure plate (3) is used to support the side of the lower edge of the battery pack; At least one upper cover pressing plate (4) is detachably provided on the top of each support base (2), and the upper cover pressing plate (4) is used to support the top surface of the lower edge of the battery pack; The soft pad (5) is arranged on the top surface of the support platform (201), the bottom surface of the upper cover pressure plate (4), and the side surface of the side pressure plate (3).

2. A battery pack vibration tool as claimed in claim 1, characterized in that: The fixed base (1) comprises an equipment connection plate (11) and a lifting ring (12), wherein: A plurality of the lifting rings (12) are arranged in a matrix on the top of the equipment connection plate (11), and the plurality of the lifting rings (12) are connected to the equipment connection plate (11) by bolt fixing; The equipment connection plate (11) and the support base (2) are connected by bolt fixing.

3. A battery pack vibration tool as claimed in claim 2, characterized in that: A first square hole (101) is vertically provided at the middle position of the equipment connection plate (11), and four support bases (2) are arranged in a circumferential matrix of the first square hole (101).

4. A battery pack vibration tool as claimed in claim 2, characterized in that: Also included is a positioning component (6), wherein: At least one positioning assembly (6) is detachably provided on the top of each supporting base (2); One end of the positioning assembly (6) abuts against the side end of the side pressure plate (3) at a corresponding position.

5. A battery pack vibration tool as claimed in claim 4, characterized in that: The positioning assembly (6) comprises a vertical plate (61) and a positioning bolt (62), wherein: The vertical plate (61) is fixed to the top of the supporting base (2) by means of bolts; The positioning bolt (62) passes through the vertical plate (61) in the transverse direction and is screwed, and one end of the positioning bolt (62) abuts against the side end of the side pressure plate (3) at the corresponding position.

6. A battery pack vibration tool as claimed in claim 5, characterized in that: The soft pad (5) is arranged on one end of the side pressure plate (3) away from the positioning bolt (62).

7. A battery pack vibration tool as claimed in claim 6, characterized in that: The upper cover pressure plate (4) is fixed to the side pressure plate (3) by means of bolts, and a plurality of U-shaped grooves (401) are vertically provided on one end of the upper cover pressure plate (4) away from the positioning bolts (62).

8. A battery pack vibration tool as claimed in claim 5, characterized in that: The support base (2) comprises a bottom plate (21), a support plate (22) and a top plate (23), wherein: The base plate (21) is fixed to the equipment connecting plate (11) by bolts; The support plate (22) is fixedly arranged on the top of the bottom plate (21); The top plate (23) is fixedly arranged on the top of the support plate (22), and the soft pad (5) is arranged on the top surface of the top plate (23); The side pressure plate (3) is fixed to the top of the top plate (23) by bolts; The vertical plate (61) is fixed to the side end of the top plate (23) by means of bolts.

9. A battery pack vibration tool as claimed in claim 8, characterized in that: A second square hole (202) is provided through the side of the support plate (22) in the transverse direction.

10. A battery pack vibration tool as claimed in claim 9, characterized in that: The support base (2) further comprises a rib plate (24), wherein: A plurality of ribs (24) are fixed between the bottom plate (21) and the support plate (22).

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