CN218769812U

CN218769812U - Battery pack bracket assembly of pure electric excavator

Info

Publication number: CN218769812U
Application number: CN202222738125.7U
Authority: CN
Inventors: 吕帅; 张帅
Original assignee: Shandong Huayi Heavy Industry Group Co ltd
Current assignee: Shandong Huayi Heavy Industry Group Co ltd
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-03-28
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a pure electric shovel group battery support assembly relates to group battery support assembly technical field, including three mounting panel, three mounting panel passes through support column screw thread interlude and connects, is equipped with protection component between the three mounting panel, and protection component includes four interlude poles, eight draw-in grooves and damper, and four interlude poles screw thread interlude respectively set up in the four corners of three mounting panel, and eight draw-in grooves are seted up respectively in the top and the bottom of four interlude poles, the beneficial effects of the utility model are that: fixed three mounting panel of interlude pole interlude through setting up among the protection component, fixed back through fixture block and draw-in groove block with the elasticity guard plate of interlude pole, the fixed of elasticity guard plate is fixed the guard bar between three mounting panel, cooperatees through guard plate and elasticity guard plate and surrounds formation semi-enclosed box between with three mounting panel, is convenient for wrap up the group battery, and the favourable safeguard function that provides reduces colliding with of group battery.

Description

Battery pack bracket assembly of pure electric excavator

Technical Field

The utility model relates to a support assembly, in particular to pure electric excavator group battery support assembly belongs to group battery support assembly technical field.

Background

With the entering of new energy of engineering machinery, the pure electric excavator enters a rapid research and development innovation stage, and the selection of the battery pack becomes a core technology. The new energy power batteries are very various, and commonly comprise ternary lithium batteries, lithium iron phosphate batteries, nickel-metal hydride batteries and the like, wherein the lithium batteries are mature in technology, stable in performance and most widely applied at the present stage. Under the same volume and weight, the capacity of the ternary lithium battery is larger, the energy density is high, the service life is long, and the relative cost is higher compared with the lithium iron phosphate battery. The safety of the power battery pack is also the most core technology. The lithium iron phosphate battery is used as a main power source of new energy engineering machinery in a balanced decision, wherein a battery pack bracket assembly of a pure electric excavator disclosed by the application number of CN202120707776.2 is an increasingly mature technology, and comprises a bracket body; the device also comprises a damping device; the bracket body comprises a bottom bracket, a middle bracket and an upper bracket; the middle bracket is arranged at the upper end of the bottom bracket, and the upper bracket is arranged at the upper end of the middle bracket; the damping device is arranged on the bottom surface of the bottom bracket. The battery pack support has the characteristics of simple structure, convenience in welding, low cost, convenience in processing, easiness in assembly and high overall performance. The battery pack support and mounting structure improves the service life of a battery pack and reduces the electricity changing cost, and the battery pack support assembly with the rear battery pack of the pure electric tractor, disclosed by the application number of CN201721436980.5, comprises a battery pack frame and a bottom mounting structure, wherein the battery pack frame is of an upper-lower multilayer structure and can contain a plurality of battery modules, the height of the lowest layer is greater than that of the upper layer, each layer of the battery pack frame is welded with an L-shaped plate which plays a role of a slideway, the right side of the battery pack frame is provided with two charging port supports, the front part of the battery frame is provided with a battery GPS support, and the lower part of the second layer at the right part is provided with six high-voltage wire code supports; the upper surface of the battery pack frame is provided with a high-voltage wire clamp fixing hole, a battery mounting hole and a battery iron-lapping hole; the bottom mounting structure comprises a left auxiliary beam, a riding bolt, a rear bracket, a front bracket and a right auxiliary beam; and a protective cover is arranged on the outer surface of the battery pack frame. The utility model has simple structure and convenient manufacture and assembly; the appearance and the protection are good; the strength is high, and the installation is firm; the charging port is positioned on the right side, the charging time is short, and the operation height is reasonable; the battery has good ventilation performance and convenient maintenance, and also has the following defects:

but current support assembly does not possess the safeguard function, easily makes the group battery produce and collides with, and is not convenient for carry out the shock attenuation in the use and uses long-time and easily reduce life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide pure electric excavator group battery support assembly to current support assembly who proposes in solving above-mentioned background does not possess safeguard function, easily makes the group battery produce and collides with, and is not convenient for carry out the shock attenuation in the use and uses the problem that easily reduces life for a long time.

In order to achieve the above purpose, the utility model provides a following technical scheme: pure electric excavator group battery support assembly, including three mounting panel, it is three the mounting panel passes through support column screw thread interlude and connects, and is three be equipped with protection component between the mounting panel, protection component includes four interlude poles, eight draw-in grooves and damper, four the interlude pole is the screw thread interlude respectively and is set up in the four corners of three mounting panel, eight the draw-in groove is seted up respectively at the top and the bottom of four interlude poles, eight the equal block in inside of draw-in groove is equipped with the fixture block, every two adjacent eight one side fixedly connected with elasticity guard plate of fixture block.

Preferably, four elastic protection plates are respectively and fixedly arranged between the three support plates, and two protection rods are fixedly arranged on two sides of one side of each elastic protection plate in a pairwise corresponding mode.

Preferably, damper includes three spout, and is three the spout equidistant fixed bottom that sets up one of them mounting panel, three the inside of spout all slides and is equipped with the slider.

Preferably, two sliding grooves and two sliding blocks are fixedly inserted with two bolts, and the middle parts of the two bolts penetrate through the middle parts of the other sliding groove and the sliding block.

Preferably, three the bottom fixed connection circle package type shock attenuation board of slider, the fixed plate that is equipped with in outer lane of circle package type shock attenuation board bottom, the inside packing of circle package type shock attenuation board has the shock attenuation granule.

Preferably, the four corners of fixed plate is all fixed and is equipped with the mounting panel, is in four with one side the top activity of mounting panel alternates and is equipped with the fixed frame of rectangle, two the middle part of the fixed frame of rectangle is all fixed to alternate and is equipped with the gim peg.

Preferably, four the elasticity guard plate and eight protective rods are all made of nitrile rubber material, circle package type shock attenuation board is made for carbon fiber material, the shock attenuation granule is made for butyl rubber material.

Compared with the prior art, the utility model provides a pure electric excavator group battery support assembly has following beneficial effect:

1. alternate fixed three mounting panel of pole interlude through setting up among the protective assembly, alternate fixed back of pole through fixture block and draw-in groove block with the elasticity guard plate, the fixed guard bar of fixing of elasticity guard plate is fixed between three mounting panel, cooperate through guard plate and elasticity guard plate and surround formation semi-enclosed box between with three mounting panel, be convenient for wrap up the group battery, the favourable safeguard function that provides, reduce colliding with of group battery, slide through the slider that sets up among the shock attenuation module and spout and set up the slider in the spout, it is fixed with three slider to alternate through the bolt, the fixed bottom at the mounting panel of fixing circle package type shock attenuation board of slider, circle package type shock attenuation board cooperates with the shock attenuation granule and forms the shock attenuation soft package, it makes improvement life to carry out the shock attenuation in the use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic top view of the cross-sectional structure of the present invention.

In the figure: 1. a mounting plate; 2. a support pillar; 3. a guard assembly; 31. inserting the rod; 32. a card slot; 33. a clamping block; 34. an elastic protection plate; 35. a guard bar; 4. a shock absorbing assembly; 41. a chute; 42. a slider; 43. a bolt; 44. a round bag type damping plate; 45. shock-absorbing particles; 46. a fixing plate; 47. mounting a plate; 48. a rectangular fixed frame; 49. and (6) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-4, the utility model provides a battery pack support assembly of a pure electric excavator, including three mounting panels 1, three mounting panels 1 are threaded through and connected through support columns 2, be equipped with protection component 3 between three mounting panels 1, protection component 3 includes four insertion rods 31, eight draw-in grooves 32 and shock-absorbing component 4, four insertion rods 31 are threaded through and set up in the four corners of three mounting panels 1 respectively, eight draw-in grooves 32 are set up at the top and the bottom of four insertion rods 31 respectively, the inside of eight draw-in grooves 32 is all blocked and is equipped with fixture block 33, one side of every two adjacent eight fixture blocks 33 is fixedly connected with elastic protection plate 34;

the four elastic protection plates 34 are respectively and fixedly arranged among the three support plates 1, and two protection rods 35 are fixedly arranged on two sides of one side of each of the four elastic protection plates 34 corresponding to each other;

the four elastic protection plates 34 and the eight protection rods 35 are all made of butadiene-acrylonitrile rubber;

specifically, as fig. 1, fig. 2, fig. 3, fig. 4 shows, remove the cover through the fixed frame 48 of rectangle with the installation and establish and fix through gim peg 49, alternate pole 31 through setting up in the protective component 3 and alternate fixed three mounting panel 1, it is fixed with elasticity guard plate 34 through fixture block 33 and draw-in groove 32 block to alternate pole 31 after fixed, elasticity guard plate 34's fixed with guard bar 35 fix between three mounting panel 1, cooperate through guard bar 35 and elasticity guard plate 34 and enclose the semi-closed box of formation between three mounting panel 1, be convenient for wrap up the group battery, the favourable safeguard function that provides, reduce colliding with of group battery.

Example 2:

the damping component 4 comprises three sliding grooves 41, the three sliding grooves 41 are fixedly arranged at the bottom end of one of the support plates 1 at equal intervals, and sliding blocks 42 are arranged inside the three sliding grooves 41 in a sliding manner;

two bolts 43 are fixedly inserted in the two sliding grooves 41 and the two sliding blocks 42, and the middle parts of the two bolts 43 penetrate through the middle parts of the other sliding groove 41 and the sliding block 42;

the bottom ends of the three sliding blocks 42 are fixedly connected with a round-bag type damping plate 44, a fixing plate 46 is fixedly arranged on the outer ring of the bottom end of the round-bag type damping plate 44, and damping particles 45 are filled in the round-bag type damping plate 44;

mounting plates 47 are fixedly arranged at four corners of the fixing plate 46, rectangular fixing frames 48 are movably inserted at the tops of the four mounting plates 47 on the same side, and fixing bolts 49 are fixedly inserted in the middle parts of the two rectangular fixing frames 48;

the round-bag-shaped damping plate 44 is made of carbon fiber materials, and the damping particles 45 are made of butyl rubber materials;

specifically, as shown in fig. 1, 2, 3 and 4, the sliding block 42 is arranged in the sliding groove 41 by sliding the sliding block 42 arranged in the damping assembly 4 and the sliding groove 41, the three sliding blocks 42 are fixed by inserting the bolts 43, the circular-bag type damping plate 44 is fixed at the bottom end of the support plate 1 by fixing the sliding blocks 42, the circular-bag type damping plate 44 is matched with the damping particles 45 to form a damping soft bag, and the damping is performed in the using process to prolong the service life.

The working principle is as follows: when specifically using, the utility model discloses pure electric excavator group battery support assembly, at first place protecting component 3 at corresponding operating position, then whether each spare part of inspection damper 4 is all normal work, can use after the inspection is accomplished, remove the cover through the fixed frame 48 of rectangle and install to establish and fix through gim peg 49, it alternates fixed three mounting panel 1 to alternate through the pole 31 that alternates that sets up in protecting component 3, it is fixed with elasticity guard plate 34 through fixture block 33 and draw-in groove 32 block after the pole 31 is fixed to alternate, the fixed protection rod 35 of elasticity guard plate 34 is fixed between three mounting panel 1, cooperate through protection rod 35 and elasticity guard plate 34 and surround formation semi-enclosed box between with three mounting panel 1, be convenient for wrap up the group battery, the favourable safeguard function that provides, reduce colliding with of group battery, slide 42 and spout 41 that slide and set up slider 42 in spout 41 through slider 42 and spout 41 that sets up slider 42 in damper 4, it fixes three slider 42's bottom at 1 to alternate through bolt 43, slider 42's fixed with circle package type damper 44 fixes bottom at circle package mounting panel 1, circle package type damper 44 forms the shock attenuation granule 45 and forms the shock attenuation granule, it cooperatees to improve the life in the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Pure electric excavator group battery support assembly, including three mounting panel (1), its characterized in that, it is three mounting panel (1) is through support column (2) threaded interlude connection, and is three be equipped with protection component (3) between mounting panel (1), protection component (3) are including four interlude pole (31), eight draw-in groove (32) and damper unit (4), four interlude pole (31) are threaded to alternate respectively and are set up in the four corners of three mounting panel (1), eight draw-in groove (32) are seted up respectively at the top and the bottom of four interlude poles (31), eight the inside equal block of draw-in groove (32) is equipped with fixture block (33), every two adjacent eight one side fixedly connected with elasticity guard plate (34) of fixture block (33).

2. The battery pack bracket assembly for a blade electric excavator according to claim 1, wherein: the four elastic protection plates (34) are respectively and fixedly arranged between the three support plates (1), and two protection rods (35) are fixedly arranged on two sides of one side of each elastic protection plate (34) in a pairwise corresponding mode.

3. The battery pack bracket assembly of a pure electric excavator according to claim 1, wherein: damper (4) include three spout (41), and is three spout (41) equidistant fixed bottom that sets up one of them mounting panel (1), three the inside of spout (41) all slides and is equipped with slider (42).

4. The battery pack bracket assembly for a blade electric excavator according to claim 3, wherein: wherein two sliding chutes (41) and two sliding blocks (42) are fixedly inserted with two bolts (43), and the middle parts of the two bolts (43) penetrate through the middle parts of the other sliding chute (41) and the sliding block (42).

5. The battery pack bracket assembly of a pure electric excavator according to claim 4, wherein: the bottom end of the three sliding blocks (42) is fixedly connected with a round-packaged damping plate (44), the outer ring of the bottom end of the round-packaged damping plate (44) is fixedly provided with a fixing plate (46), and damping particles (45) are filled in the round-packaged damping plate (44).

6. The battery pack bracket assembly of a pure electric excavator according to claim 5, wherein: the four corners of fixed plate (46) are all fixed and are equipped with mounting panel (47), are in four with one side the top activity of mounting panel (47) alternates and is equipped with the fixed frame of rectangle (48), two the middle part of the fixed frame of rectangle (48) is all fixed to alternate and is equipped with gim peg (49).

7. The battery pack bracket assembly for a blade electric excavator according to claim 5, wherein: the four elastic protection plates (34) and the eight protection rods (35) are made of nitrile rubber, the round-covered shock absorption plate (44) is made of carbon fiber, and the shock absorption particles (45) are made of butyl rubber.