Battery pack damping device for engineering machinery

Abstract

The utility model discloses a battery pack damping device for engineering machinery, which comprises a battery pack mounting bracket, the battery pack mounting bracket comprises a battery pack bracket upper end and a battery pack bracket lower end, the battery pack bracket upper end is a battery pack mounting frame used for mounting and fixing a battery pack, and the battery pack bracket lower end is provided with a fixing seat. The fixing seat is connected with a damping block, the damping block is connected with a vehicle body mounting seat on the outer side of the bottom of the lower end of the battery pack bracket, and the inclination angle of the vehicle body mounting seat is consistent with that of the fixing seat; the damping block comprises an upper flange plate, a lower flange plate and a damper located between the upper flange plate and the lower flange plate. The damping block with an angle is installed at the bottom of the battery pack installation support, vibration in two directions can be buffered at the same time, the multi-direction vibration damping problem is solved, the whole battery pack support can be well supported, the stability is enhanced, flange plates are arranged at the two ends of the damping block, and the damping block can be rapidly installed and replaced.

Description

Technical Field

[0001] The utility model relates to a shock absorbing device, in particular to a battery pack shock absorbing device for engineering machinery. Background Art

[0002] As the country's requirements for engine emissions of construction machinery continue to increase, people's awareness of environmental protection continues to increase, and the trend of electrification of construction machinery is becoming more and more obvious. As the market share of passenger car electrification continues to increase, the technology of battery packs is basically mature and the cost continues to decrease. It provides a reliable technical foundation for the electrification of construction machinery and also provides possibilities for the specific application of the electrification of construction machinery. However, the construction environment of construction machinery is harsh and the vibration is extremely large. When the standard battery pack of a passenger car is placed on a construction machinery, earthquake resistance and shockproof must be considered. Utility Model Content

[0003] The utility model provides a battery pack shock absorbing device for engineering machinery, which is used to overcome the defects of the engineering machinery battery pack in the prior art, such as the bad construction environment and large vibration.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The utility model discloses a battery pack shock absorbing device for engineering machinery, comprising a battery pack mounting bracket, the battery pack mounting bracket comprising an upper end of the battery pack bracket and a lower end of the battery pack bracket, the upper end of the battery pack bracket is a battery pack mounting frame for mounting and fixing the battery pack, the lower end of the battery pack bracket is provided with a fixing seat, the fixing seat is connected to a shock absorbing block, the shock absorbing block is connected to a vehicle body mounting seat on the outer side of the bottom of the lower end of the battery pack bracket, and the inclination angle of the vehicle body mounting seat is consistent with that of the fixing seat; the shock absorbing block comprises two upper and lower flange plates and a shock absorber located in the middle.

[0006] Furthermore, the fixing seat is a fixing plate inclined at an angle to a horizontal plane.

[0007] Furthermore, the vehicle body mounting seat is fixed on the engineering machinery vehicle body and is inclined at an angle to the horizontal plane.

[0008] Furthermore, the inclined fixing seat is distributed around the battery pack mounting bracket, and bolt fixing holes are provided on its surface.

[0009] Furthermore, the flange plate is made of metal material, and a through hole for passing bolts is provided on its surface, and the shock absorber is made of rubber.

[0010] Furthermore, the vehicle body mounting seats are used in pairs and form a V-shaped angle with each other, thereby providing good support for the battery pack mounting bracket 1.

[0011] The beneficial effect achieved by the utility model is that by installing an angled shock-absorbing block at the bottom of the battery pack mounting bracket, vibrations in two directions can be buffered at the same time, solving the problem of vibration damping in multiple directions, and providing good support for the entire battery pack bracket, enhancing stability. Flange plates are provided at both ends of the shock-absorbing block, which can be quickly installed and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the shock absorbing block of the utility model.

[0015] In the figure: 1. Battery pack mounting bracket; 2. Fixing seat; 3. Shock absorber block; 3-1. Flange plate; 3-2. Shock absorber; 4. Vehicle body mounting seat. DETAILED DESCRIPTION

[0016] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0017] Example 1

[0018] like Figure 1-2 As shown, a battery pack shock absorbing device for engineering machinery includes a battery pack mounting bracket 1, the battery pack mounting bracket 1 includes a battery pack bracket upper end and a battery pack bracket lower end, the battery pack bracket upper end is a battery pack mounting frame for mounting and fixing the battery pack, the battery pack bracket lower end is provided with a fixing seat 2, the fixing seat 2 is connected to a shock absorbing block 3, the shock absorbing block 3 is connected to a vehicle body mounting seat 4 on the outer side of the bottom of the lower end of the battery pack bracket, and the vehicle body mounting seat 4 has an inclination angle consistent with that of the fixing seat 2; the shock absorbing block 3 includes upper and lower flange plates 3-1 and a shock absorber 3-2 located in the middle.

[0019] The fixing seat 2 is a fixing plate inclined at an angle to the horizontal plane.

[0020] The vehicle body mounting seat 4 is fixed on the engineering machinery vehicle body and is arranged to be inclined at an angle to the horizontal plane.

[0021] The inclined fixing seat 2 is distributed around the battery pack mounting bracket 1, and bolt fixing holes are arranged on its surface.

[0022] The flange plate 3 - 1 is made of metal and has through holes on its surface for passing bolts.

[0023] The shock absorber 3-2 is made of rubber.

[0024] The vehicle body mounting seats 4 are used in pairs and form a V-shaped angle with each other, providing good support for the battery pack mounting bracket 1 .

[0025] It should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the above embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the above embodiments, or to replace some of the technical features therein by equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention. The terms used in the description of this application are only for describing specific implementations, and are not intended to limit the exemplary implementations according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and devices known to ordinary technicians in the relevant fields may not be discussed in detail, but where appropriate, the techniques, methods and devices should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0026] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0027] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

Claims

1. A battery pack shock absorbing device for engineering machinery, characterized in that: The battery pack mounting bracket includes an upper end of the battery pack bracket and a lower end of the battery pack bracket. The upper end of the battery pack bracket is a battery pack mounting frame for mounting and fixing the battery pack. The lower end of the battery pack bracket is provided with a fixing seat, which is connected to a shock absorbing block. The shock absorbing block is connected to a vehicle body mounting seat on the outer side of the bottom of the lower end of the battery pack bracket. The vehicle body mounting seat and the fixing seat have the same inclination angle. The shock absorbing block comprises two upper and lower flange plates and a shock absorber located in the middle.

2. The battery pack shock absorbing device for construction machinery according to claim 1, characterized in that: The fixing seat is a fixing plate which is inclined at an angle to the horizontal plane.

3. The battery pack shock absorbing device for construction machinery according to claim 1, characterized in that: The vehicle body mounting seat is fixed on the engineering machinery vehicle body and is arranged to be inclined at an angle to the horizontal plane.

4. The battery pack shock absorbing device for construction machinery according to claim 1, characterized in that: The inclined fixing seats are distributed around the battery pack mounting bracket, and bolt fixing holes are arranged on the surface of the fixing seats.

5. The battery pack shock absorbing device for construction machinery according to claim 1, characterized in that: The flange plate is made of metal material, and a through hole for passing bolts is arranged on its surface; the shock absorber is made of rubber.

6. The battery pack shock absorbing device for construction machinery according to claim 1, characterized in that: The vehicle body mounting seats are used in pairs and form a V-shaped angle with each other, providing good support for the battery pack mounting bracket.

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