CN210509844U

CN210509844U - Lightweight aluminum box mortise-tenon joint structure

Info

Publication number: CN210509844U
Application number: CN201921631689.2U
Authority: CN
Inventors: 李世明; 徐秋鹏; 毛晓翔
Original assignee: Jiangxi Yotteo Auto Technology Co ltd
Current assignee: Jiangxi Yotteo Auto Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-12
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a lightweight aluminium box mortise-tenon joint structure, including first aluminium alloy and second aluminium alloy, the tip of first aluminium alloy and second aluminium alloy is equipped with assorted protruding type piece and concave groove respectively, the spacing groove has been seted up at the top of first aluminium alloy and second aluminium alloy, the inside swing joint of spacing groove has the connecting plate, the spacing post of bottom fixedly connected with of connecting plate, the activity of spacing post is pegged graft in the inside in spacing hole, the top of first aluminium alloy and second aluminium alloy is seted up in spacing hole. The utility model discloses a tip of first aluminium alloy and second aluminium alloy is equipped with assorted convex type piece and concave groove respectively, and when connecting, the cooperation in convex type piece and concave groove is favorable to the cooperation of first aluminium alloy and second aluminium alloy to be connected, adopts the section bar of mortise-tenon joint, can reduce or even cancel location frock, reduces frock cost of manufacture and welding process technology complexity.

Description

Lightweight aluminum box mortise-tenon joint structure

Technical Field

The utility model relates to an aluminium alloy technical field specifically is a lightweight aluminium box mortise-tenon joint structure.

Background

Nowadays, in order to satisfy the requirement of light weight of battery packs, more and more aluminum profile cases are used. In the general box manufacturing process, the aluminum profile is positioned by utilizing a tool, the flat end faces of the aluminum profile are lapped together, and various welding processes are adopted for mechanical connection to complete the box manufacturing. Due to the fact that the structure of the box body is complex, the number of holes for mounting inside is large, and in order to guarantee the manufacturing accuracy of the box body, special tool fixtures need to be designed for positioning when different box bodies are manufactured.

The frock design is complicated, causes the frock cost to increase, and the preparation cycle increases, and has drawbacks such as the location is inaccurate, and whole crack easily appears in the box use in the terminal surface that welds that levels in addition, causes the airtight inefficacy of box, can influence the box seriously and use the reliability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lightweight aluminum box mortise-tenon joint structure, under the condition that the section of the section bar is not changed, only the smooth end surface of the section bar is adjusted into the mortise-tenon joint end surface which can be staggered alternately, when the box body is manufactured, the mortise-tenon joint structure which is machined is directly lapped, and the use of a positioning tool is reduced or even cancelled; meanwhile, the number of the welded positions of the tenon-and-mortise structures is increased, the welded box body is firmer, and the risks of loose welding seams at the overlapped positions of the end faces and overall cracking at present are reduced as much as possible.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lightweight aluminium box mortise-tenon joint structure, includes first aluminium alloy and second aluminium alloy, the tip of first aluminium alloy and second aluminium alloy is equipped with assorted protruding type piece and concave groove respectively, the spacing groove has been seted up at the top of first aluminium alloy and second aluminium alloy, the inside swing joint in spacing groove has the connecting plate, the spacing post of bottom fixedly connected with of connecting plate, the activity of spacing post is pegged graft in the inside in spacing hole, the top of first aluminium alloy and second aluminium alloy is seted up in spacing hole.

Preferably, the depth of the limiting groove is the same as the thickness of the connecting plate.

Preferably, the surface of the limiting column is provided with anti-skid lines.

Preferably, the width of the convex block is 0.5mm-1mm larger than that of the concave groove.

Preferably, baffles are reserved on one sides of the convex blocks and the concave grooves.

Preferably, four sets of limiting columns are arranged and evenly distributed at two ends of the connecting plate.

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

1. the utility model discloses a tip of first aluminium alloy and second aluminium alloy is equipped with assorted protruding type piece and concave groove respectively, and when connecting, the cooperation of protruding type piece and concave groove is favorable to the cooperation of first aluminium alloy and second aluminium alloy to be connected, adopts the section bar of mortise-tenon joint, can reduce or even cancel location frock, reduces frock cost of manufacture and welding process technology complexity;

2. the utility model discloses a set up spacing hole at the top of first aluminium alloy and second aluminium alloy, after connecting first aluminium alloy and second aluminium alloy, put into spacing groove with the connecting plate of spacing post for spacing post inserts in the spacing hole, is favorable to improving the stability of connecting between first aluminium alloy and the second aluminium alloy;

3. the utility model improves the end face structure of the existing section bar, only the smooth end face of the section bar is adjusted into the tenon-and-mortise end face which can be staggered alternately under the condition that the section of the section bar is not changed, and when a box body is manufactured, the tenon-and-mortise structure which is machined and finished is directly lapped, so that the use of a positioning tool is reduced or even cancelled; meanwhile, the number of the welded positions of the tenon-and-mortise structures is increased, the welded box body is firmer, and the risks of loose welding seams at the overlapped positions of the end faces and overall cracking at present are reduced as much as possible.

Drawings

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

fig. 2 is a schematic view of the internal structure of the first aluminum profile and the second aluminum profile of the present invention after being connected;

fig. 3 is the external structure schematic diagram of the utility model after the first aluminum profile and the second aluminum profile are connected.

In the figure: 1. a first aluminum profile; 2. a second aluminum profile; 3. a convex block; 4. a concave groove; 5. a limiting groove; 6. a connecting plate; 7. a limiting column; 8. a limiting hole; 9. and a baffle plate.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a lightweight aluminum box mortise-tenon joint structure comprises a first aluminum profile 1 and a second aluminum profile 2, wherein the end parts of the first aluminum profile 1 and the second aluminum profile 2 are respectively provided with a convex block 3 and a concave groove 4 which are matched with each other, the width of the convex block 3 is larger than that of the concave groove 4 by 0.5mm-1mm, so that the convex block 3 is in interference connection with the concave groove 4, the tightness of connection between the first aluminum profile 1 and the second aluminum profile 2 is improved conveniently, a baffle 9 is reserved on one side of each of the convex block 3 and the concave groove 4, and the support force is favorably provided for the end parts of the first aluminum profile 1 and the second aluminum profile 2;

spacing groove 5 has been seted up at first aluminium alloy 1 and second aluminium alloy 2's top, the inside swing joint of spacing groove 5 has connecting plate 6, the degree of depth of spacing groove 5 is the same with connecting plate 6's thickness, be favorable to connecting plate 6 and the better laminating of first aluminium alloy 1 and second aluminium alloy 2, connecting plate 6 is made for the aluminum plate material, the spacing post 7 of bottom fixedly connected with of connecting plate 6, spacing post 7 is provided with four groups, and the spacing post 7 evenly distributed of four groups is in the both ends of connecting plate 6, be favorable to improving the stability that first aluminium alloy 1 and second aluminium alloy 2 are connected, be equipped with anti-skidding line on the surface of spacing post 7, be favorable to the better joint of spacing post 7 in spacing hole 8, the activity of spacing post 7 is pegged graft in spacing hole 8's inside, spacing hole 8 is seted up in first aluminium alloy 1 and second aluminium alloy.

The structure principle is as follows: tip through first aluminium alloy 1 and second aluminium alloy 2 is equipped with assorted convex type piece 3 and concave groove 4 respectively, when connecting, convex type piece 3 and concave groove 4's cooperation, connect first aluminium alloy 1 and second aluminium alloy 2's cooperation, adopt tenon fourth of the twelve earthly branches connection's section bar, can reduce or even cancel the location frock, reduce frock cost of manufacture and welding process technology complexity, after connecting first aluminium alloy 1 and second aluminium alloy 2, put into spacing groove 5 with connecting plate 6 that has spacing post 7, make spacing post 7 insert in spacing hole 8, be favorable to improving the stability of connecting between first aluminium alloy 1 and the second aluminium alloy 2.

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. The utility model provides a lightweight aluminium box mortise-tenon joint structure, includes first aluminium alloy (1) and second aluminium alloy (2), its characterized in that: the utility model discloses a spacing aluminium alloy (2) of first aluminium alloy (1) and second aluminium alloy, including first aluminium alloy (2) and second aluminium alloy, the tip of first aluminium alloy (1) and second aluminium alloy (2) is equipped with assorted convex block (3) and concave groove (4) respectively, spacing groove (5) have been seted up at the top of first aluminium alloy (1) and second aluminium alloy (2), the inside swing joint of spacing groove (5) has connecting plate (6), the spacing post of bottom fixedly connected with (7) of connecting plate (6), the activity of spacing post (7) is pegged graft in the inside of spacing hole (8), the top of first aluminium alloy (1) and second aluminium alloy (2) is seted up in spacing hole (8).

2. The lightweight aluminum box mortise-tenon joint structure of claim 1, characterized in that: the depth of the limiting groove (5) is the same as the thickness of the connecting plate (6).

3. The lightweight aluminum box mortise-tenon joint structure of claim 1, characterized in that: the surface of the limiting column (7) is provided with anti-skid lines.

4. The lightweight aluminum box mortise-tenon joint structure of claim 1, characterized in that: the width of the convex block (3) is 0.5mm-1mm larger than that of the concave groove (4).

5. The lightweight aluminum box mortise-tenon joint structure of claim 1, characterized in that: and baffles (9) are reserved on one sides of the convex blocks (3) and the concave grooves (4).

6. The lightweight aluminum box mortise-tenon joint structure of claim 1, characterized in that: the limiting columns (7) are provided with four groups, and the four groups of limiting columns (7) are uniformly distributed at two ends of the connecting plate (6).