CN211376729U

CN211376729U - Aluminum alloy shell of ultralight and easy dismouting

Info

Publication number: CN211376729U
Application number: CN201922489190.9U
Authority: CN
Inventors: 黄凤旭; 张星强
Original assignee: Tianjin Lishen Special Power Technology Co ltd
Current assignee: Tianjin Lantian Special Power Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-28
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses an aluminum alloy housing of ultralight and easy dismouting, including the inferior valve that adopts 6061 aluminum alloy panel that 1mm is thick to make and the epitheca of making with O attitude aluminum alloy panel that 1mm is thick, the epitheca is L type panel, including upper cover plate and side cover plate, the epitheca cooperatees with the inferior valve and uses, the inferior valve is square cavity, its up end and preceding terminal surface opening, the upper cover plate and the side cover plate of epitheca are connected with the up end and the preceding terminal surface of inferior valve respectively. The internal space is great after the upper and lower shells are assembled, the space that electric core occupies can be maximized, and weight is very light, and does benefit to the heat dissipation, has indirectly improved lithium ion storage battery's gravimetric specific energy and heat dispersion, and has certain intensity.

Description

Aluminum alloy shell of ultralight and easy dismouting

Technical Field

The utility model relates to a lightweight integrated configuration technical field of lithium ion battery group, concretely relates to aluminum alloy housing of ultralight and easy dismouting.

Background

The lithium ion battery pack is widely applied to an unmanned aerial vehicle system and used as a power supply or an emergency recovery standby power supply of the unmanned aerial vehicle, and has the characteristics of high energy, light weight, high discharge rate and the like.

At present, a lithium ion battery for a small unmanned aerial vehicle usually adopts a flexible package packaging structure, the heat dissipation measures are usually realized by adding heat dissipation fins between single batteries or are not realized, and the battery pack is fixed by means of magic tapes or straps, but the mode is not suitable for the battery pack with slightly larger weight. The combined structure adopted by the larger battery pack is mature in application in the vehicle-mounted field, but the weight occupied by the shell is larger, so that the combined structure is not suitable for the field of unmanned aerial vehicles.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application is directed to an aluminum alloy case that is ultra-light and easy to assemble and disassemble.

For realizing the utility model discloses a purpose, the utility model provides a pair of aluminium alloy housing of ultralight and easy dismouting, including the inferior valve that adopts the thick 6061 aluminium alloy plate material of 1mm to make and the epitheca of making with the thick O attitude aluminium alloy plate material of 1mm, the epitheca is L type panel, including upper cover plate and side cover plate, the epitheca cooperatees with the inferior valve and uses, the inferior valve is square cavity, its up end and preceding terminal surface opening, the upper cover plate and the side cover plate of epitheca are connected with the up end and the preceding terminal surface of inferior valve respectively.

The three sides of the upper end face of the lower shell and the three sides of the front end face of the lower shell are provided with turned edges towards the inner side, a plurality of first connecting holes are arranged on the turned edges of the front side face at intervals, the riveting nuts are pressed through the first connecting holes, a plurality of second connecting holes corresponding to the first connecting holes in positions are arranged on the side cover plate of the upper shell, and the first connecting holes and the second connecting holes are connected through screws.

Wherein, the turn-ups that sets up on two sides of inferior valve leading flank has the clearance between the turn-ups that sets up and the up end set up, the upper cover plate lower extreme both sides of epitheca all are connected with L type sliding block, form first spout between L type sliding block and the upper cover plate, the upper cover plate lower extreme between the L type sliding block of both sides is provided with L type inserted block, form the second spout between L type inserted block and the upper cover plate, when the epitheca is connected with the inferior valve, the turn-ups of inferior valve up end both sides slide respectively in the first spout of corresponding side, turn-ups in the middle of the inferior valve up end insert in the second spout.

Compared with the prior art, the beneficial effects of the utility model are that, the upper and lower shell assembly back inner space is great, can make the space maximize that electric core occupy, and weight is very light, and does benefit to the heat dissipation, has improved lithium ion storage battery's gravimetric specific energy and heat dispersion indirectly, and has certain intensity.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

FIG. 2 is a first schematic view of the upper shell structure of the present application;

FIG. 3 is a second schematic view of the upper shell structure of the present application;

FIG. 4 is a schematic view of the construction of the lower case of the present application;

in the figure, 1-lower shell, 2-rivet-pressing nut, 3-upper shell, 4-second connecting hole, 5-first connecting hole, 6-L-shaped sliding block, 7-L-shaped inserting block, 8-second sliding groove and 9-first sliding groove.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when used in this specification the singular forms "a", "an" and/or "the" include "specify the presence of stated features, steps, operations, elements, or modules, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in figures 1-4 of the drawings,

the utility model provides a pair of aluminum alloy housing of ultralight and easy dismouting, including the inferior valve 1 that adopts 6061 aluminum alloy panel that 1mm is thick and the epitheca 3 of the preparation of O attitude aluminum alloy panel that 1mm is thick with, epitheca 3 is L type panel, including upper cover plate and side cover plate, epitheca 3 cooperatees with inferior valve 1 and uses, inferior valve 1 is square cavity, its up end and preceding terminal surface opening, the upper cover plate and the side cover plate of epitheca 3 are connected with inferior valve 1's up end and preceding terminal surface respectively.

The three edges of the upper end face of the lower shell 1 and the three edges of the front end face are provided with inward turned edges, a plurality of first connecting holes 5 are arranged on the turned edges of the front side face at intervals, the first connecting holes 5 are pressed with rivet nuts 2, a plurality of second connecting holes 4 corresponding to the first connecting holes 5 are arranged on the side cover plate of the upper shell 3, and the first connecting holes 5 are connected with the second connecting holes 4 through screws.

Wherein, the turn-ups that sets up on two sides of inferior valve 1 leading flank has the clearance between the turn-ups that the up end set up, the upper cover plate lower extreme both sides of epitheca 3 all are connected with L type sliding block 6, form first spout 9 between L type sliding block 6 and the upper cover plate, the upper cover plate lower extreme between the L type sliding block 6 of both sides is provided with L type inserted block 7, form second spout 8 between L type inserted block 7 and the upper cover plate, when epitheca 3 is connected with inferior valve 1, in the turn-ups of inferior valve 1 up end both sides slided into the first spout 9 of corresponding side respectively, turn-ups in the middle of inferior valve 1 up end inserted in the second spout 8.

It should be noted that 6061 aluminum alloy is used for the lower shell 1, the strength is good, the processing performance is excellent, the welding characteristics and the corrosion resistance are good, the front end face of the lower shell is flanged and pressed with an S-M3-1 nut, the nut is only 3mm thick, light and small, the space occupied by the shell is reduced as much as possible, and the upper end face of the lower shell 1 is flanged without punching or pressing and riveting the nut 2. The upper shell 3 is made of an O-shaped aluminum plate which is annealed, is softer and easy to bend, and has good toughness. The upper cover plate of the upper shell 3 and the upper end face of the lower shell 1 are in sliding connection with the flanging through the first sliding grooves 9 and the second sliding grooves 8 which are matched for use, the side cover plate of the upper shell 3 and the front end face of the lower shell 1 are fixed through screws, and therefore the process of screwing screws at the top of the upper shell 3 is omitted, and the inner space is saved. This application, upper and lower casing 1 assembly back inner space is great, can make the space maximize that electric core occupy, and weight is very light, and does benefit to the heat dissipation, has indirectly improved lithium ion storage battery's gravimetric specific energy and heat dispersion, and has certain intensity.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an aluminum alloy housing of ultralight and easy dismouting which characterized in that: including the inferior valve that adopts 6061 aluminum alloy plate that 1mm is thick and the epitheca of making with O attitude aluminum alloy plate that 1mm is thick, the epitheca is L type panel, including upper cover plate and side cap board, the epitheca cooperatees with the inferior valve and uses, the inferior valve is square cavity, its up end and preceding terminal surface opening, the upper cover plate and the side cap board of epitheca are connected with the up end and the preceding terminal surface of inferior valve respectively.

2. The ultra-light and easily assembled and disassembled aluminum alloy shell as recited in claim 1, wherein: three limits of the up end of inferior valve and three limits of preceding terminal surface all are provided with the turn-ups to the inboard, and wherein, the interval is provided with a plurality of first connecting holes on the turn-ups of leading flank, and just first connecting hole presses the rivet nut, is provided with the second connecting hole that a plurality of positions and first connecting hole correspond on the side cover board of epitheca, first connecting hole and second connecting hole pass through bolted connection.

3. The ultra-light and easily assembled and disassembled aluminum alloy shell as recited in claim 2, wherein: the nut is an S-M3-1 nut, and the thickness of the nut is only 3 mm.

4. The ultra-light and easily assembled and disassembled aluminum alloy shell as recited in claim 1, wherein: the utility model discloses a lower casing, including lower casing, upper cover plate, lower casing upper end face, have the clearance between the turn-ups that sets up on two sides of lower casing leading flank and the turn-ups that the up end set up, the upper cover plate lower extreme both sides of upper casing all are connected with L type sliding block, form first spout between L type sliding block and the upper cover plate, the upper cover plate lower extreme between the L type sliding block of both sides is provided with L type inserted block, form the second spout between L type inserted block and the upper cover plate, when the upper casing is connected with the lower casing, the turn-ups of inferior casing up end both sides slide respectively in the first spout of corresponding.