CN218548702U

CN218548702U - Battery frame, battery package and electric truck

Info

Publication number: CN218548702U
Application number: CN202222883486.0U
Authority: CN
Inventors: 边立富; 李鸿键; 侯艳丽; 李玉军
Original assignee: Beijing Shengneng Energy Technology Co Ltd
Current assignee: Beijing Shengneng Energy Technology Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-02-28
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the technical field of the battery trades the electricity, specifically disclose a battery frame, one side of this battery frame is equipped with the fixed bolster, and the fixed bolster includes a plurality of bearing structure that interconnect, and a plurality of bearing structure range upon range of setting in proper order, and bearing structure encloses the center department of the square frame of establishing to extending all around from longeron and stand to bearing structure is the central point of atress most, stable in structure, and is fixed respond well. The structure of a plurality of supporting structures is the same, and the supporting structures with different numbers can be correspondingly selected and arranged according to the number of the layers of the battery installation positions on the frame structure, so that the applicability is good, the die sinking manufacture is not needed, and the cost is saved. The utility model provides a battery pack, including foretell battery frame, its bearing structure concatenation, installation are nimble, and the suitability is good, and fixed, the support effect is good. The utility model also provides an electric truck, including foretell battery package.

Description

Battery frame, battery package and electric truck

Technical Field

The utility model relates to a battery trades electric technical field, especially relates to a battery frame, battery package and electric truck.

Background

With the rapid development of new energy sources, the electric driving of commercial trucks is also receiving more and more attention from the outside, and as a key component in the electric truck, how to design a fixing bracket in a battery frame is very important. The fixing supports commonly used for the battery frames in the current market are in X shapes, rice shapes and field shapes, the fixing supports cannot share molds due to different shapes and sizes, corresponding molds need to be manufactured respectively for processing and manufacturing, the process is prolonged, the cost is increased, the fixing supports do not have copying characteristics, and the fixing effect is poor.

Therefore, a battery frame, a battery pack and an electric truck are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery frame, battery package and electric truck, its side is equipped with the fixed bolster, and the fixed bolster includes modular bearing structure, can duplicate the equipment in a flexible way, supports, fixed respond well.

To achieve the purpose, the utility model adopts the following technical proposal:

in a first aspect, the utility model provides a battery frame, which comprises a cross beam, a longitudinal beam and a vertical column, wherein the cross beam, the longitudinal beam and the vertical column are enclosed into a frame structure, the frame structure is divided into a plurality of layers of battery installation positions, one side of each battery installation position is provided with a fixed support, and the fixed support is connected with the frame structure;

the fixed support comprises a plurality of supporting structures, the supporting structures are sequentially stacked, and the supporting structures are mutually connected;

the supporting structure comprises a horizontal beam, a first inclined beam and a second inclined beam, one end of the first inclined beam and one end of the second inclined beam are fixed on the horizontal beam, and the other end of the first inclined beam and the other end of the second inclined beam incline towards the direction away from each other.

Optionally, the first oblique beam and the second oblique beam are symmetrically arranged on the horizontal beam.

Optionally, an included angle between the first oblique beam and the horizontal beam is α, a value range of the included angle α is 60 ° to 80 °, an included angle between the second oblique beam and the horizontal beam is β, and a value range of the included angle β is 60 ° to 80 °.

Optionally, the support structures are divided into a first group of support structures and a second group of support structures, the first group of support structures is located above the second group of support structures, and the first group of support structures and the second group of support structures are symmetrically arranged.

Optionally, the first group of support structures and the second group of support structures which are adjacently arranged at the middle position share the same horizontal beam.

Optionally, one end of the first oblique beam, which is far away from the horizontal beam, is provided with a first fixing plate, one end of the second oblique beam, which is far away from the horizontal beam, is provided with a second fixing plate, and two ends of the horizontal beam are provided with third fixing plates.

Optionally, the battery frame includes a fixing connector, and the fixing connector detachably fixes the first fixing plate, the second fixing plate, and the third fixing plate on the frame structure.

Optionally, a reinforcing plate is arranged on the frame structure, the reinforcing plate is located at a joint of the supporting structure and the frame structure, and the fixed connecting piece penetrates through the reinforcing plate and is connected with the frame structure.

In a second aspect, the present invention provides a battery pack, including a battery frame in any one of the above schemes, the battery frame is used for mounting a battery unit.

In a third aspect, the present invention provides an electric truck, including the battery pack of the above-mentioned solution, the battery pack is detachably mounted on the electric truck.

The utility model has the advantages that:

the utility model provides a battery frame, should include and enclose by crossbeam, longeron and stand and establish into the frame structure, the frame structure is separated and is equipped with a plurality of layers of battery installation position, and battery installation position is used for placing battery cell, is equipped with the fixed bolster in one side of battery installation position, and the fixed bolster is connected with the frame structure, can play good fixed and supporting role to the frame structure through the fixed bolster. The fixed bolster includes a plurality of bearing structures, and a plurality of bearing structures stack gradually the setting, interconnect between a plurality of bearing structures, and bearing structure encloses the center department of the square frame that establishes to extending all around from longeron and stand to the bearing structure of the middle most is the central point of atress, stable in structure, and fixed respond well. In addition, the structure of the plurality of supporting structures is the same, the supporting structures can be assembled into small modules firstly, then the supporting structures with different numbers are correspondingly selected and arranged according to the number of the layers of the battery installation positions on the frame body structure, the applicability is good, the use of battery frames with different models can be met, the mold opening manufacturing is not needed again, the time and the cost for mold making are saved, and the processing progress is accelerated.

This embodiment still provides a battery package, including foretell battery frame, battery frame is used for installing the battery unit, and the battery frame of battery package is comparatively light, and whole weight is little, convenient transport, installation to fixed bolster on the battery frame includes a plurality of modular bearing structure, and bearing structure concatenation, installation are nimble, and the suitability is good, and fixed effectual with the support.

This embodiment still provides an electric truck, including foretell battery package, battery package detachably installs on electric truck, and the battery frame of battery package is comparatively light, and whole weight is little, and convenient transport, installation are favorable to improving and trade electric efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a battery frame provided in an embodiment of the present invention;

fig. 2 is a side view of a battery frame provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a fixing bracket provided in an embodiment of the present invention.

In the figure:

100. a battery frame; 110. a cross beam; 120. a longitudinal beam; 130. a column; 140. protecting the corner; 200. a fixed bracket; 210. a horizontal beam; 211. a first fixing plate; 220. a first inclined beam; 221. a second fixing plate; 230. a second inclined beam; 231. a third fixing plate; 300. a reinforcing plate; 400. and fixing the connecting piece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

As shown in fig. 1 and fig. 2, the present embodiment provides a battery frame 100, where the battery frame 100 includes a cross beam 110, a longitudinal beam 120, and a vertical column 130, the cross beam 110, the longitudinal beam 120, and the vertical column 130 are enclosed to form a frame structure, the frame structure is divided into a plurality of layers of battery installation locations, the battery installation locations are used for placing battery cells, a fixing bracket 200 is disposed on one side of the battery installation locations, the fixing bracket 200 is connected with the two longitudinal beams 120 and the two vertical columns 130 of the frame structure, and the fixing bracket 200 can perform good fixing and supporting functions on the frame structure. Illustratively, the fixing bracket 200 includes a plurality of supporting structures, which are sequentially stacked, connected to each other, and extend from the center of the square frame enclosed by the longitudinal beams 120 and the vertical columns 130 to the periphery, and the middle supporting structure is used as a center point (point a in fig. 2) of a force, so that the structure is stable and the fixing effect is good. In addition, the structures of the plurality of supporting structures are the same, the small modules can be assembled firstly, then the supporting structures with different numbers are correspondingly selected and arranged according to the number of the layers of the battery installation positions on the frame structure, the applicability is good, the use of battery frames 100 with different models can be met, the die sinking manufacture is not needed, the time and the cost for die making are saved, and the processing progress is accelerated.

Referring to fig. 3, each of the support structures in this embodiment includes a horizontal beam 210, a first oblique beam 220 and a second oblique beam 230, one end of the first oblique beam 220 and one end of the second oblique beam 230 are fixed to the horizontal beam 210, and the other ends of the first oblique beam 220 and the second oblique beam 230 are inclined in a direction away from each other, thereby providing a better support function. The included angle between the first oblique beam 220 and the horizontal beam 210 is α, and the included angle α ranges from 60 ° to 80 °, for example, the included angle α may be 60 °, 65 °, 70 °, 75 °, or 80 °, of course, any value within this range may also be used, which is not limited in this embodiment. The included angle between the second oblique beam 230 and the horizontal beam 210 is β, and the value range of the included angle β is 60 ° to 80 °, for example, the included angle β may be 60 °, 65 °, 70 °, 75 ° or 80 °, of course, any value within this range may also be used, which is not limited in this embodiment. In order to ensure the stress balance of the frame, the first oblique beam 220 and the second oblique beam 230 in this embodiment are symmetrically disposed on the horizontal beam 210, that is, the included angle α between the first oblique beam 220 and the horizontal beam 210 is equal to the included angle β between the second oblique beam 230 and the horizontal beam 210.

Furthermore, the plurality of support structures are divided into a first group of support structures and a second group of support structures, the first group of support structures are located above the second group of support structures, and the first group of support structures and the second group of support structures are symmetrically arranged. In this embodiment, four support structures are taken as an example for explanation, two support structures located above are a first group of support structures, and two support structures located below are a second group of support structures. In order to stabilize the stress of the bracket, in this embodiment, the first group of support structures and the second group of support structures, which are adjacently disposed at the middle position, share the same horizontal beam 210, that is, only one horizontal beam 210 is disposed in the middle of the fixing bracket 200, and when the fixing bracket 200 receives external force, the force can be transmitted through the first oblique beam 220 and the second oblique beam 230, and finally the force is collected near the point a on the horizontal beam 210, so as to achieve the purpose of stabilizing and fixing the fixing bracket 200.

In this embodiment, welded connection between each bearing structure of fixed bolster 200, the modularization welding is under the prerequisite of guaranteeing fixed bolster 200 intensity, simple to operate, swift, reduce cost. Of course, in some embodiments, the various support structures may be removably attached for ease of removal.

Further, referring to fig. 1 and 3, in order to facilitate the installation of the fixing bracket 200 and the battery frame 100, a first fixing plate 211 is disposed at one end of the fixing bracket 200, which is far away from the horizontal beam 210, of the first inclined beam 220, a second fixing plate 221 is disposed at one end of the fixing bracket 200, which is far away from the connection end of the horizontal beam 210, of the second inclined beam 230, and third fixing plates 231 are disposed at both ends of the horizontal beam 210. The battery frame 100 includes a fixing connector 400, the first fixing plate 211, the second fixing plate 221 and the third fixing plate 231 are all provided with fixing holes, the fixing connector 400 passes through the fixing holes and then fixes the first oblique beam 220 and the second oblique beam 230 on the longitudinal beam 120 located above or the cross beam 110 located below, the fixing connector 400 passes through the fixing holes and then fixes the two ends of the horizontal beam 210 on the two upright posts 130 which are oppositely arranged, so that the fixing bracket 200 is detachably fixed on the frame structure, and the purpose of repeated detachable is achieved. In addition, an included angle α between the first oblique beam 220 and the horizontal beam 210 and an included angle β between the second oblique beam 230 and the horizontal beam 210 are set to be greater than 60 degrees, thereby facilitating fastening of the fixed link 400 and avoiding a embarrassment that the fixed link 400 cannot be installed.

In some embodiments, the fixing connector 400 may be a bolt or a screw. Of course, in other embodiments, the fixing connector 400 may also be selected from other parts capable of fixing, which is not limited in this embodiment.

With reference to fig. 1, a reinforcing plate 300 is disposed on the frame structure, the reinforcing plate 300 is located at a joint of the support structure and the frame structure, and is sandwiched between the first fixing plate 211 and the longitudinal beam 120, and between the third fixing plate 231 and the upright 130, and the fixing connector 400 passes through the reinforcing plate 300 and then is connected to the frame structure. The strength of the frame structure can be improved through the arrangement of the reinforcing plate 300, the local strength is prevented from being too weak, and after the reinforcing plate 300 is arranged, the battery frame 100 can be ensured to have enough strength without selecting thicker cross beams 110, longitudinal beams 120 or upright columns 130, so that the effect of reducing weight is achieved, and the purpose of light weight is achieved. Of course, the fixing brackets 200, the cross beams 110, the longitudinal beams 120 or the vertical columns 130 may be made of hollow plates for further lightening.

More preferably, in some embodiments, a corner protector 140 is disposed at a position where the cross beam 110, the longitudinal beam 120, and the vertical column 130 meet and connect, and the corner protector 140 can well protect corners of the battery frame 100, so as to avoid damage caused by collision during the transportation process.

The present embodiment provides a battery pack, which includes the battery frame 100, and the battery frame 100 is used for mounting a battery unit. The battery frame 100 of battery package is comparatively light in this embodiment, and whole light in weight is little, convenient transport, installation to fixed bolster 200 on the battery frame 100 includes a plurality of modular bearing structure, and bearing structure concatenation, installation are nimble, and the suitability is good, and fixed effectual with the support.

This embodiment still provides an electric truck, including foretell battery package, battery package detachably installs on electric truck, and the battery package can be used to provide the power supply for electric truck, and battery frame 100 of battery package is comparatively light, and whole weight is little, and convenient transport, installation are favorable to improving and trade electric efficiency.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements, and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The battery frame is characterized in that the battery frame (100) comprises a cross beam (110), a longitudinal beam (120) and a vertical column (130), the cross beam (110), the longitudinal beam (120) and the vertical column (130) are enclosed to form a frame structure, the frame structure is divided into a plurality of layers of battery mounting positions, one side of each battery mounting position is provided with a fixing support (200), and the fixing supports (200) are connected with the frame structure;

the fixed support (200) comprises a plurality of supporting structures, the supporting structures are sequentially stacked, and the supporting structures are mutually connected;

the supporting structure comprises a horizontal beam (210), a first oblique beam (220) and a second oblique beam (230), one end of the first oblique beam (220) and one end of the second oblique beam (230) are fixed on the horizontal beam (210), and the other end of the first oblique beam (220) and the other end of the second oblique beam (230) are inclined towards the direction away from each other.

2. The battery frame of claim 1, wherein the first diagonal beam (220) and the second diagonal beam (230) are symmetrically disposed on the horizontal beam (210).

3. The battery frame according to claim 2, wherein the included angle between the first oblique beam (220) and the horizontal beam (210) is α, the included angle α ranges from 60 ° to 80 °, the included angle between the second oblique beam (230) and the horizontal beam (210) ranges from β, and the included angle β ranges from 60 ° to 80 °.

4. The battery frame of claim 1, wherein the plurality of support structures are divided into a first group of support structures and a second group of support structures, the first group of support structures is located above the second group of support structures, and the first group of support structures and the second group of support structures are symmetrically arranged.

5. The battery frame of claim 4, wherein said first and second sets of support structures, which are adjacently positioned in an intermediate position, share the same horizontal beam (210).

6. The battery frame according to claim 1, wherein a first fixing plate (211) is disposed at an end of the first inclined beam (220) away from the horizontal beam (210), a second fixing plate (221) is disposed at an end of the second inclined beam (230) away from the horizontal beam (210), and third fixing plates (231) are disposed at both ends of the horizontal beam (210).

7. The battery frame of claim 6, wherein the battery frame (100) comprises a fixing connector (400), and the fixing connector (400) detachably fixes the first fixing plate (211), the second fixing plate (221) and the third fixing plate (231) on the frame structure.

8. The battery frame according to claim 7, wherein a reinforcing plate (300) is disposed on the frame structure, the reinforcing plate (300) is located at a connection position of the support structure and the frame structure, and the fixing connector (400) penetrates through the reinforcing plate (300) and is connected with the frame structure.

9. A battery pack, characterized by comprising a battery frame (100) according to any one of claims 1-8, the battery frame (100) being used for mounting a battery unit.

10. An electric truck comprising the battery pack as set forth in claim 9, wherein the battery pack is detachably mounted on the electric truck.