CN216563415U

CN216563415U - Frame construction of new forms of energy truck battery package

Info

Publication number: CN216563415U
Application number: CN202123312180.1U
Authority: CN
Inventors: 钟训; 周义; 蔡品军; 唐智燕
Original assignee: SICHUAN CHENGDE MACHINERY CO Ltd
Current assignee: SICHUAN CHENGDE MACHINERY CO Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-17
Anticipated expiration: 2031-12-27

Abstract

The utility model provides a frame structure of a battery pack of a new energy truck, belonging to the technical field of batteries, and the frame structure of the battery pack of the new energy truck comprises an upper frame, wherein the lower end of the upper frame is fixedly connected with a lower frame, and the lower inner wall of the lower frame is fixedly connected with a battery pack body; and multiunit buffer gear, every buffer gear of group all includes the sliding tray, the lower slide, first spring, sleeve pipe and damper assembly, the lower extreme of underframe is seted up to the sliding tray, lower slide sliding connection is in the circumference inner wall of sliding tray, sleeve pipe fixed connection is in the upper end of lower slide, the upper and lower both ends of first spring fixed connection respectively is close to mutually in lower slide and sliding tray, avoid the battery package to take place to drop or slide phenomenons such as, cause the damage to battery package itself, the disability rate and the unnecessary economic loss of battery package have been reduced, thereby the life of battery package has been improved.

Description

Frame construction of new forms of energy truck battery package

Technical Field

The utility model belongs to the technical field of batteries, and particularly relates to a frame structure of a battery pack of a new energy truck.

Background

Batteries for electric vehicles fall into two broad categories, batteries and fuel cells. The storage battery is suitable for pure electric vehicles and comprises a lead-acid storage battery, a nickel-metal hydride battery, a sodium-sulfur battery, a secondary lithium battery, an air battery and a ternary lithium battery. Fuel cells are used exclusively for fuel cell electric vehicles, including Alkaline Fuel Cells (AFC), Phosphoric Acid Fuel Cells (PAFC), Molten Carbonate Fuel Cells (MCFC), Solid Oxide Fuel Cells (SOFC), Proton Exchange Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC).

In prior art, the frame of common battery package does not have the cushioning effect, when carrying and removing the battery package frame, probably takes place to drop or phenomenon such as slip to lead to the fact the damage to battery package itself, lead to the battery package to appear damaging, cause unnecessary economic loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frame structure of a new energy truck battery pack, and aims to solve the problems that the common frame of the battery pack in the prior art does not have a buffering effect, and the common frame of the battery pack is likely to drop or slide when being carried and moved, so that the battery pack is damaged, and unnecessary economic loss is caused.

In order to achieve the purpose, the utility model provides the following technical scheme:

a frame structure of a new energy truck battery pack, comprising:

the lower end of the upper frame is fixedly connected with a lower frame, and the lower inner wall of the lower frame is fixedly connected with a battery pack body; and

multiunit buffer gear, every group buffer gear all includes sliding tray, lower slide, first spring, sleeve pipe and damper, the lower extreme of underframe is seted up to the sliding tray, lower slide sliding connection is in the circumference inner wall of sliding tray, sleeve pipe fixed connection is in the upper end of lower slide, the upper and lower both ends of first spring fixed connection respectively in the lower slide and the near-end that leans on mutually of sliding tray, damper sets up in the sliding tray and is connected in order to realize carrying out secondary absorbing effect to the underframe with the lower slide.

As a preferable scheme of the present invention, each group of the shock absorption assemblies includes a second spring steel, a fixed seat and an upper sliding plate, the second spring steel is fixedly connected to the upper end of the lower sliding plate, the fixed seat is fixedly connected to the upper inner wall of the sliding groove, the upper sliding plate is fixedly connected to the lower end of the fixed seat, and the upper sliding plate is slidably connected to the circumferential inner wall of the sleeve.

As a preferred scheme of the present invention, two side ends of the upper frame are fixedly connected with fixed blocks, one side ends of the two fixed blocks are respectively provided with a rotating groove, circumferential inner walls of the two rotating grooves are respectively rotatably connected with a rotating rod, circumferential surfaces of the two rotating rods are respectively fixedly connected with a buckle, two side ends of the lower frame are respectively fixedly connected with a clamping block, and outer surfaces of the two clamping blocks are slidably connected with inner surfaces of the two buckles.

As a preferable scheme of the present invention, two mounting blocks are fixedly connected to both ends of the upper frame, fixing grooves are formed in the adjacent ends of the plurality of mounting blocks, and handles are rotatably connected to the circumferential inner walls of the plurality of fixing grooves.

As a preferable scheme of the present invention, the upper end of the upper frame is provided with a plurality of threaded holes, and each of the plurality of threaded holes is threadedly connected with a bolt.

In a preferred embodiment of the present invention, the circumferential diameter of the lower slide plate is smaller than the circumferential inner wall diameter of the slide groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. in this scheme, upwards slide at the circumference inner wall of sliding tray through the lower slide, make first spring cause the extrusion to carry out the length shrink, the completion carries out the effect of buffering for the first time to the underframe, drive the sleeve pipe and upwards slide on the surface of last slide under the effect of force, make second spring steel cause the extrusion to carry out the length shrink, the completion carries out secondary absorbing effect to the underframe, avoid battery package to take place to drop or slide phenomenons such as, cause the damage to battery package itself, the disability rate and the unnecessary economic loss of battery package have been reduced, thereby the life of battery package has been improved.

2. In this scheme, drive the dwang through the upset buckle and rotate, when the internal surface of buckle slides the surface of fixture block to the installation and the fixing of frame and underframe are gone up in the completion, have strengthened the stability and the fixed strength to the battery package body.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a first perspective cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a second perspective cross-sectional view of the present invention.

Fig. 5 is a partial enlarged view of the utility model at B in fig. 4.

In the figure: 1. an upper frame; 2. a lower frame; 3. a battery pack body; 4. a bolt; 5. a fixed block; 6. rotating the rod; 7. a sliding groove; 8. a lower slide plate; 9. a first spring; 10. a sleeve; 11. a second spring steel; 12. a fixed seat; 13. an upper slide plate; 14. mounting blocks; 15. a handle; 16. buckling; 17. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions:

a frame structure of a new energy truck battery pack, comprising:

the lower end of the upper frame 1 is fixedly connected with a lower frame 2, and the lower inner wall of the lower frame 2 is fixedly connected with a battery pack body 3; and

multiunit buffer gear, every buffer gear of group all includes sliding tray 7, lower slide 8, first spring 9, sleeve pipe 10 and damper, sliding tray 7 is seted up in underframe 2's lower extreme, lower slide 8 sliding connection is in the circumference inner wall of sliding tray 7, sleeve pipe 10 fixed connection is in lower slide 8's upper end, the upper and lower both ends of first spring 9 are fixed connection in lower slide 8 and sliding tray 7 respectively and lean on the near-end mutually, damper sets up in sliding tray 7 and is connected in order to realize carrying out secondary absorbing effect to underframe 2 with lower slide 8.

In the embodiment of the present invention, the sliding groove 7 provided at the lower end of the lower frame 2 plays a role of protecting and limiting internal components, the lower sliding plate 8 is slidably connected to the inner circumferential wall of the sliding groove 7, and the upper and lower ends of the first spring 9 are respectively fixed to the upper end of the lower sliding plate 8 and the upper inner wall of the sliding groove 7, so that the lower sliding plate 8 is driven by the external force to slide upwards on the inner circumferential wall of the sliding groove 7, the first spring 9 is extruded to shrink in length under the action of the external force, thereby completing the first buffering function on the lower frame 2, the sleeve 10 is fixedly installed at the upper end of the lower sliding plate 8, thereby protecting and limiting the internal components, the upper end of the fixing seat 12 is fixedly installed at the upper inner circumferential wall of the sliding groove 7, so as to facilitate the installation and fixation of the upper sliding plate 13, and the upper sliding plate 13 is matched with the inner circumferential wall of the sleeve 10, owing to fix the lower extreme of second spring steel 11 in the upper end of lower slide 8, thereby drive sleeve pipe 10 upwards to slide at the circumferential surface of last slide 13 under the effect of power, make second spring steel 11 cause the extrusion to carry out length contraction and accomplish and carry out secondary absorbing's effect to underframe 2, avoid the battery package to take place to drop or phenomenon such as slip, cause the damage to battery package itself, the disability rate and the unnecessary economic loss of battery package have been reduced, thereby the life of battery package has been improved, what need explain is: the specific type of the battery pack body 3 is selected by a person skilled in the art, and the battery pack body 3 and the like belong to the prior art, and the detailed description thereof is omitted.

Specifically, referring to fig. 5, the two side ends of the upper frame 1 are fixedly connected with the fixing blocks 5, one side ends of the two fixing blocks 5 are respectively provided with a rotating groove, the circumferential inner walls of the two rotating grooves are respectively and rotatably connected with the rotating rods 6, the circumferential surfaces of the two rotating rods 6 are respectively and fixedly connected with the buckles 16, the two side ends of the lower frame 2 are respectively and fixedly connected with the clamping blocks 17, and the outer surfaces of the two clamping blocks 17 are slidably connected with the inner surfaces of the two buckles 16.

In this embodiment: the rotating rod 6 is driven to rotate through the overturning buckle 16, when the inner surface of the buckle 16 slides to the outer surface of the clamping block 17, the upper frame 1 and the lower frame 2 are installed and fixed, and the stability and the fixing strength of the battery pack body 3 are enhanced.

Specifically, referring to fig. 5, two ends of the upper frame 1 are fixedly connected with two mounting blocks 14, the adjacent ends of the mounting blocks 14 are respectively provided with a fixing groove, and the inner circumferential walls of the fixing grooves are respectively rotatably connected with a handle 15.

In this embodiment: when carrying this device, pulling handle 15 rotates at the circumference inner wall of two fixed slots, and the staff of being convenient for through two handles 15 that set up pulls two handles 15 and carries, has reduced the pulling intensity of artifical transport, has reduced the waste of time.

Specifically, referring to fig. 1, a plurality of threaded holes are formed in the upper end of the upper frame 1, and bolts 4 are screwed into the plurality of threaded holes.

In this embodiment: through twisting four bolts 4 respectively in four screwed holes to accomplish the installation of upper ledge 1 and underframe 2 and fixed, strengthened the connection degree between upper ledge 1 and the underframe 2, improved the stability and the fixed strength of this device.

Specifically, referring to fig. 3, the circumferential diameter of the lower slide plate 8 is smaller than the circumferential inner wall diameter of the slide groove 7.

In this embodiment: the circumference diameter through the lower sliding plate 8 is less than the diameter of the circumference inner wall of the sliding groove 7, so that the lower sliding plate 8 can slide up and down on the circumference inner wall of the sliding groove 7, the buffering and damping effects of the buffering mechanism are improved, and the damage to the battery pack body 3 caused by external force is avoided.

The working principle and the using process of the utility model are as follows: the lower sliding plate 8 is driven by the external force to slide upwards on the circumferential inner wall of the sliding groove 7, the first spring 9 is extruded to shrink in length under the action of the force, the effect of carrying out first buffering on the lower frame 2 is achieved, the lower sliding plate 8 slides upwards while driving the sleeve 10 to slide upwards on the circumferential surface of the upper sliding plate 13, the second spring steel 11 is extruded to shrink in length to achieve the effect of carrying out secondary damping on the lower frame 2, the rotating rod 6 is driven to rotate through the overturning buckle 16, and when the inner surface of the buckle 16 slides to the outer surface of the clamping block 17, the upper frame 1 and the lower frame 2 are mounted and fixed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 present invention.

Claims

1. The utility model provides a frame construction of new forms of energy truck battery package which characterized in that includes:

the battery pack comprises an upper frame (1), wherein the lower end of the upper frame (1) is fixedly connected with a lower frame (2), and the lower inner wall of the lower frame (2) is fixedly connected with a battery pack body (3); and

multiunit buffer gear, every group buffer gear all includes sliding tray (7), slide down (8), first spring (9), sleeve pipe (10) and damper, the lower extreme in underframe (2) is seted up in sliding tray (7), slide down (8) sliding connection is in the circumference inner wall of sliding tray (7), sleeve pipe (10) fixed connection is in the upper end of slide down (8), the upper and lower both ends of first spring (9) are fixed connection respectively and lean on the near-end mutually in slide down (8) and sliding tray (7), damper sets up in sliding tray (7) and is connected in order to realize carrying out secondary absorbing effect to underframe (2) with slide down (8).

2. The frame structure of the new energy truck battery pack according to claim 1, characterized in that: every group damping component all includes second spring steel (11), fixing base (12) and upper slide (13), the fixed connection of second spring steel (11) is in the upper end of lower slide (8), fixing base (12) fixed connection is in the last inner wall of sliding tray (7), go up slide (13) fixed connection in the lower extreme of fixing base (12), go up slide (13) sliding connection in the circumference inner wall of sleeve pipe (10).

3. The frame structure of the new energy truck battery pack according to claim 2, characterized in that: go up equal fixedly connected with fixed block (5) in both sides end of frame (1), two the rotation groove has all been seted up to one side end of fixed block (5), two the circumference inner wall in rotation groove all rotates and is connected with dwang (6), two the equal fixedly connected with buckle (16) in circumference surface of dwang (6), the equal fixedly connected with fixture block (17) in both sides end of underframe (2), two the internal surface sliding connection of the surface of fixture block (17) and two buckles (16).

4. The frame structure of the new energy truck battery pack according to claim 3, characterized in that: two installation pieces (14) of the equal fixedly connected with in both ends of going up frame (1), it is a plurality of the installation piece (14) close to the near-end mutually all seted up the fixed slot, it is a plurality of the circumference inner wall of fixed slot all rotates and is connected with handle (15).

5. The frame structure of the new energy truck battery pack according to claim 4, characterized in that: a plurality of threaded holes are formed in the upper end of the upper frame (1), and bolts (4) are connected in the threaded holes in a threaded mode.

6. The frame structure of the new energy truck battery pack according to claim 5, characterized in that: the circumferential diameter of the lower sliding plate (8) is smaller than the circumferential inner wall diameter of the sliding groove (7).