CN210707389U

CN210707389U - Skeleton connection structure

Info

Publication number: CN210707389U
Application number: CN201921562295.6U
Authority: CN
Inventors: 王意辉; 刘成森; 杜杰
Original assignee: Qingdao Xin Cheng Zhi Zuo Track Traffic Equipment Stock Co ltd
Current assignee: Qingdao Xin Cheng Zhi Zuo Track Traffic Equipment Stock Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-09
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a skeleton connection structure, including two skeleton aluminium alloys, connection angle aluminium and a plurality of rivet, two the both ends of skeleton aluminium alloys all are equipped with the connection inclined plane, two the skeleton aluminium alloys all match through connecting the inclined plane and splice into 90 jiaos, two fixedly connected with right angled triangle inserted block, two on the connection inclined plane of the one end of skeleton aluminium alloys be equipped with on the connection inclined plane of the other end of skeleton aluminium alloys with the corresponding slot in right angled triangle inserted block position. The utility model discloses compare in current welded connection, connect easy operation, avoided because of the solder joint with weld the existence of tumour, and the condition that aluminum plate arch appears and influence the plane degree also can remove the manual work solder joint of polishing and weld the tumour from, can improve production efficiency greatly, guaranteed simultaneously that the skeleton does not change the look at the oxidation process, guaranteed its surface quality, also environmental protection more, and reduced the welding occupational disease morbidity that the skeleton welding was engaged in the person.

Description

Skeleton connection structure

Technical Field

The utility model relates to a connection structure technical field especially relates to a skeleton connection structure.

Background

The skeleton structure is a structure which utilizes a structure system consisting of rod pieces to bear stress and load, and the connection between skeletons is called as a skeleton connection structure; for example, the partition wall of a high-speed railway vehicle is generally formed by combining aluminum profiles into a framework, aluminum honeycomb core materials and double-sided composite single-sided epoxy base-coated aluminum plates are filled in the framework, and then the framework is used for a large railway small door framework and the like.

At present, the frame that high-speed railway motor car dividing wall was made up into through the welding process by the aluminium alloy, but because solder joint, the weld beading that exist in the welding process are not polished and are leveled smooth, appear aluminum plate arch in aluminum plate composite process to influence the plane degree of dividing wall, like the exposure of big railway booth door skeleton surface, it is changeful to look influence surface quality in the oxidation process to expose its welding of skeleton, for this reason we have proposed a frame connection structure, are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and a skeleton connection structure who proposes, it is compared in current welded connection, connect easy operation, avoided because of the existence of solder joint and welding tumor, and the aluminium plate arch appears and influence the condition of plane degree, also can remove the artifical solder joint and the welding tumor of polishing from, can improve production efficiency greatly, guaranteed simultaneously that the skeleton does not discolor in oxidation process, guaranteed its surface quality, also environmental protection more, and reduced skeleton welding person's the welding occupational disease incidence of disease.

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

a framework connecting structure comprises two framework aluminum profiles, connecting angle aluminum and a plurality of rivets, wherein two ends of the two framework aluminum profiles are respectively provided with a connecting inclined surface, the two framework aluminum profiles are matched and spliced into a 90-degree angle through the connecting inclined surfaces, a right-angled triangle insert block is fixedly connected onto the connecting inclined surface at one end of the two framework aluminum profiles, an insert groove corresponding to the position of the right-angled triangle insert block is arranged on the connecting inclined surface at the other end of the two framework aluminum profiles, the right-angled triangle insert block is in clearance fit with the insert groove, first mounting holes are respectively arranged on the side walls of the upper ends of the two framework aluminum profiles, the connecting angle aluminum is arranged into a right-angled triangle, the connecting angle aluminum is arranged into a 90-degree angle formed by splicing the two framework aluminum profiles, and a plurality of second mounting holes corresponding to the positions of the first mounting holes are respectively arranged on the side walls of, the rivet runs through second mounting hole and first mounting hole in proper order, and is a plurality of the rivet will be connected angle aluminium and two skeleton aluminium alloy.

Preferably, the connecting angle aluminum is processed by an aluminum alloy profile.

Preferably, the side wall of the connecting angle aluminum is respectively abutted and contacted with the inner walls of the two framework aluminum profiles through structural adhesives.

Preferably, a plurality of the rivets are all closed countersunk blind rivet.

Preferably, the framework aluminum profile and the right-angled triangle insert block are integrally formed.

Preferably, the right-angled triangle insertion block is slidably connected with and abutted against the inner wall of the slot.

The utility model discloses following beneficial effect has:

1. through setting up the connection inclined plane, right angled triangle inserted block and slot, during the connection, earlier in the manual work inserts the right angled triangle inserted block on the skeleton aluminium alloy in the slot that corresponds on another skeleton aluminium alloy, thereby through connecting the inclined plane, right angled triangle inserted block and slot mutually support splice into 90 jiaos with two skeleton aluminium alloys, and place on smooth operation panel, can improve the joint strength and the reliability of connection of skeleton aluminium alloy through setting up right angled triangle inserted block and slot, and guarantee its plane degree.

2. Through setting up connection angle aluminium, first mounting hole, second mounting hole and rivet, after connecting inclined plane, right triangle inserted block and slot and mutually supporting splice two skeleton aluminium alloy into 90 jiaos, the manual work is glued the lateral wall of connection angle aluminium respectively through the structure and is inconsistent the contact with the inner wall of two skeleton aluminium alloy to use the rivet to run through second mounting hole and first mounting hole in proper order, will connect angle aluminium and two skeleton aluminium alloy and be connected structure as an organic whole.

To sum up, the utility model discloses compare in current welded connection, connect easy operation, avoided because of the solder joint with weld the existence of tumour, and the aluminium plate arch appears and influence the condition of plane degree, also can remove the artifical solder joint of polishing and weld tumour from, can improve production efficiency greatly, guaranteed the skeleton simultaneously and indeformable in oxidation process, guaranteed its surface quality, also environmental protection more, and reduced the welding occupational disease morbidity that skeleton welding was engaged in the person.

Drawings

Fig. 1 is a schematic structural view of a framework connection structure provided by the present invention;

fig. 2 is a schematic structural view of an aluminum profile of a framework connection structure provided by the present invention;

fig. 3 is a schematic view of a partial appearance structure of a framework connection structure provided by the present invention.

In the figure: 1 skeleton aluminium alloy, 2 connect angle aluminium, 3 rivets, 4 connection inclined planes, 5 right triangle inserted blocks, 6 slots, 7 first mounting holes.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, 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 for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a framework connection structure comprises two framework aluminum profiles 1, a connection angle aluminum 2 and a plurality of rivets 3, wherein two ends of the two framework aluminum profiles 1 are respectively provided with a connection inclined surface 4, the two framework aluminum profiles 1 are matched and spliced into a 90-degree angle through the connection inclined surfaces 4, the connection inclined surface 4 at one end of each of the two framework aluminum profiles 1 is fixedly connected with a right-angled triangle insert block 5, the inclined edge of the right-angled triangle insert block 5 is fixedly connected with the connection inclined surface 4, the framework aluminum profiles 1 and the right-angled triangle insert block 5 are integrally formed, the connection inclined surface 4 at the other end of each of the two framework aluminum profiles 1 is provided with a slot 6 corresponding to the right-angled triangle insert block 5, the right-angled triangle insert block 5 is in clearance fit with the slot 6, the right-angled triangle insert block 5 is slidably connected with and abutted against the inner wall of the slot, during the connection, earlier the manual work inserts right angled triangle inserted block 5 on a skeleton aluminium alloy 1 in inserting another skeleton aluminium alloy 1 on the slot 6 that corresponds, thereby through connecting inclined plane 4, right angled triangle inserted block 5 and slot 6 mutually support splice into 90 jiaos with two skeleton aluminium alloys 1, and place on smooth operation panel, can improve skeleton aluminium alloy 1's joint strength and the reliability of connection through setting up right angled triangle inserted block 5 and slot 6, and guarantee its plane degree.

The connecting angle aluminum 2 is in offset contact with the inner walls of the two framework aluminum profiles 1 through structural glue, the connecting angle aluminum 2 is close to the right-angle side walls of the two framework aluminum profiles 1 and is provided with a plurality of second mounting holes corresponding to the first mounting holes 7 in position in a penetrating mode, the rivets 3 sequentially penetrate through the second mounting holes and the first mounting holes 7, the connecting angle aluminum 2 is connected with the two framework aluminum profiles 1 through the rivets 3, the rivets 3 are closed type countersunk rivets, and when the connecting inclined plane 4, the rivet 3 is connected with the two framework aluminum profiles 1 through the connecting angle aluminum 2, the first mounting holes 7, the second mounting holes and the rivets 3 Right triangle inserted block 5 and slot 6 mutually support and splice into 90 jiaos with two skeleton aluminium alloy 1 after, the manual work is glued the lateral wall of connecting angle aluminium 2 through the structure respectively and is supported the contact with the inner wall of two skeleton aluminium alloy 1, and use rivet 3 to run through second mounting hole and first mounting hole 7 in proper order, be connected connecting angle aluminium 2 and two skeleton aluminium alloy 1 structure as an organic whole, compare in current welded connection, connect easy operation, the existence because of solder joint and weld beading has been avoided, and the protruding condition that influences the plane degree of aluminium plate, also can remove the manual work solder joint and weld beading of polishing from, can improve production efficiency greatly, guaranteed the skeleton simultaneously and unchangeable in oxidation process, guaranteed its surface quality, also more environmental protection, and reduced skeleton welding practitioner's welding occupational disease morbidity.

In the utility model, when in use, firstly, the right-angled triangle insertion block 5 on one framework aluminum section bar 1 is manually inserted into the corresponding insertion slot 6 on the other framework aluminum section bar 1, thereby splicing the two framework aluminum profiles 1 into a 90-degree angle through the mutual matching of the connecting inclined plane 4, the right-angled triangle insert block 5 and the slot 6, and placing the framework aluminum profiles on a flat operating platform, the right-angled triangle insert block 5 and the slot 6 can improve the connection strength and the connection reliability of the framework aluminum profile 1 and ensure the flatness thereof, then the side walls of the connecting angle aluminum 2 are respectively propped against the inner walls of the two framework aluminum profiles 1 through structural adhesives by manpower, and the rivet 3 is used for sequentially penetrating through the second mounting hole and the first mounting hole 7 to connect the connecting angle aluminum 2 and the two framework aluminum profiles 1 into an integral structure, the strength of the welding rod is not less than the welding strength of the framework, and the flatness of the welding rod meets the GB11337-1989 flatness error detection standard.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A framework connecting structure comprises two framework aluminum profiles (1), connecting angle aluminum (2) and a plurality of rivets (3), and is characterized in that two ends of the two framework aluminum profiles (1) are respectively provided with a connecting inclined plane (4), the two framework aluminum profiles (1) are respectively matched and spliced into a 90-degree angle through the connecting inclined planes (4), the connecting inclined plane (4) at one end of the two framework aluminum profiles (1) is fixedly connected with a right-angled triangle insert block (5), the connecting inclined plane (4) at the other end of the two framework aluminum profiles (1) is provided with an insert groove (6) corresponding to the right-angled triangle insert block (5), the right-angled triangle insert block (5) is in clearance fit with the insert groove (6), the upper end side walls at two ends of the two framework aluminum profiles (1) are respectively provided with a first mounting hole (7), the connecting angle aluminum (2) is arranged into a right-angled triangle, connect angle aluminium (2) and set up to 90 degrees departments that two skeleton aluminium alloy (1) splice become, connect angle aluminium (2) all run through on the right angle limit lateral wall that is close to two skeleton aluminium alloy (1) and be equipped with a plurality of and first mounting hole (7) position corresponding second mounting hole, rivet (3) run through second mounting hole and first mounting hole (7) in proper order, and are a plurality of rivet (3) are connected connect angle aluminium (2) and two skeleton aluminium alloy (1).

2. A frame connection according to claim 1, characterised in that the connection angle aluminium (2) is machined from an aluminium alloy profile.

3. A framework connection structure as defined in claim 1, characterised in that the side walls of the connection angle aluminium (2) are in abutting contact with the inner walls of the two framework aluminium profiles (1) by means of structural glue, respectively.

4. A frame connecting structure according to claim 1, characterised in that a plurality of said rivets (3) are blind counter-sunk blind rivets.

5. A framework connection structure according to claim 1, characterized in that the framework aluminium profile (1) and the right-angled triangular insert block (5) are integrally formed.

6. A frame connection according to claim 1, characterized in that the right-angled triangular insert (5) is slidably connected to and against the inner wall of the slot (6).