CN215332433U

CN215332433U - Section bar connecting piece

Info

Publication number: CN215332433U
Application number: CN202121587529.XU
Authority: CN
Inventors: 章航
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-12-28
Anticipated expiration: 2031-07-13

Abstract

The utility model provides a profile connecting piece, which comprises: the connecting structure comprises a body, a first bulge, a first connecting part and a second connecting part; the first bulge is arranged at the first end of the body and is in interference fit with the edge folding groove of the profile; the second end and the third end of body are located respectively to first connecting portion and second connecting portion, are interference fit between the cavity of first connecting portion and second connecting portion and section bar. The profile connecting piece has the advantages that the user can assemble the profile connecting piece quickly and simply without tools, the profile connecting piece is connected in an interference fit mode, other fasteners and corresponding structures are not needed, the structure of the profile connecting piece is simpler, the requirements on production processes are reduced, the production efficiency is improved, and the profile connecting piece is more suitable for industrial application.

Description

Section bar connecting piece

Technical Field

The utility model relates to the technical field of materials, in particular to a profile connecting piece.

Background

At present, the sectional materials are made into various frames, two sectional materials are mostly adopted to be obliquely cut at an angle of 45 degrees and then are nailed and fixed, the assembly is complex and easy to damage, particularly in the household field such as screen windows, a method for facilitating the rapid installation of non-professional users is lacked, although the patent with the publication number of CN203188871U provides some improvements, the rapid and simple disassembly and assembly can be realized only by certain experience, the frame is not friendly to terminal users, and the frame is easy to damage and loosen, and the safety problem that the user can be scratched exists.

SUMMERY OF THE UTILITY MODEL

The utility model provides a profile connecting piece, which aims to solve the technical problems of being unfriendly to a terminal user, and being easy to damage and loosen.

To this end, the present invention provides a profile connector comprising: the connecting structure comprises a body, a first bulge, a first connecting part and a second connecting part; the first bulge is arranged at the first end of the body and is in interference fit with the edge folding groove of the profile; the first connecting portion with the second connecting portion are located respectively the second end and the third end of body, first connecting portion with be interference fit between the cavity of second connecting portion and section bar.

Further, the first connection portion and the second connection portion each include: the connecting device comprises a body, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are arranged in parallel and are arranged at intervals on the body.

Further, the lateral wall of first connecting rod is equipped with the second arch, the second arch is right angle trapezoidal body and its right-angle side orientation the body.

Further, the second connecting rod includes: the first rod piece is connected with the second rod piece, and the cross section of the first rod piece is L-shaped.

Further, the body includes: the L-shaped cross section comprises a supporting part, a front baffle sheet and a rear baffle sheet; wherein the front baffle plate and the rear baffle plate are both square; the front blocking piece and the rear blocking piece are respectively fixed on the front side and the rear side of the supporting part; the first projection includes: a first card and a second card; the first clamping piece and the second clamping piece which are in interference fit with the profile flanging groove are respectively arranged on the two sides of the first end of the front baffle and the first end of the rear baffle; the first connecting part and the second connecting part are respectively arranged at the second end and the third end of the supporting part.

Furthermore, a side clamping piece arranged at an interval with the first connecting part is arranged at the second end of the body, and the side clamping piece is positioned at the tail end of the direction from the first end of the body to the second end of the body; the third end of body be equipped with the base chucking piece that the second connecting portion interval set up, base chucking piece is located the first end of body extremely the end of the third end direction of body.

Furthermore, open holes are respectively formed in the relative positions of the front baffle and the rear baffle.

Further, still include: a cover sheet; one surface of the covering sheet facing the body is detachably connected with the body; the side length of the cover sheet is equal to the sum of the side length of the front blocking sheet and the height of the first card.

Furthermore, the supporting part is provided with a groove, and a third protrusion matched with the groove is arranged on the surface, facing the groove, of the covering sheet.

Further, the groove and the third protrusion are all in a master L shape.

The utility model provides a profile connecting piece, which realizes quick and simple tool-free assembly for users, is connected in an interference fit mode without other fasteners and corresponding structures, has a simpler structure, reduces the requirements on production process, improves production efficiency and is more suitable for industrial application.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a first section bar;

FIG. 2 is a schematic structural diagram of a second profile;

FIG. 3 is a schematic structural view of the profile connector of the present invention;

FIG. 4 is a perspective view of the profile connector of the present invention;

FIG. 5 is a schematic view of the structure of the opening in the present invention;

fig. 6 is a schematic structural view of the cover sheet of the present invention.

Description of reference numerals:

1-body, 2-first bulge, 3-first connecting part, 4-second connecting part, 5-flanging groove, 6-cavity 6, 11-supporting part, 12-front blocking piece, 13-rear blocking piece, 14-opening hole, 15-covering piece, 21-first clamping piece, 22-second clamping piece, 22-side clamping piece, 32-bottom clamping piece, 111-groove, 101-first end, 102-second end, 103-third end, 104-fourth end, 341-first connecting rod, 342-second connecting rod, 343-second bulge, 3421-first rod piece, 3422-second rod piece and 151-third bulge.

Detailed Description

The present invention is described in further detail below with reference to the attached drawing figures.

Fig. 1 is a schematic structural diagram of a first profile, fig. 2 is a schematic structural diagram of a second profile, and fig. 3 is a schematic structural diagram of a profile connector according to the present invention, as shown in fig. 1 to 3, the profile connector according to the present invention includes: the connecting structure comprises a body 1, a first bulge 2, a first connecting part 3 and a second connecting part 4; the first bulge 2 is arranged at the first end 101 of the body 1, and the first bulge 2 is in interference fit with the flanging groove 5 of the profile; the first connecting part 3 and the second connecting part 4 are respectively arranged at the second end 102 and the third end 103 of the body 1, and the first connecting part 3 and the second connecting part 4 are in interference fit with the cavity 6 of the section bar.

During the equipment, first arch 2 on the body 1 inserts in the hem groove 5 of section bar and interference fit realizes the chucking and connects, and first connecting portion 3 on the body 1, second connecting portion 4 insert the cavity 6 of section bar and interference fit realizes the chucking and connects. The interference fit is that the first bulge 2, the first connecting part 3 and the second connecting part 4 are inserted into corresponding positions of the section by utilizing the elasticity of materials and the fault-tolerant interval of the size of components, so that the matched section can generate the clamping force on the connecting piece of the section, the relative positions of different sections are limited, and the assembly of products which are made of the section and contain frames, such as a screen window, a door frame and the like, is realized. When the connecting piece is disassembled, the connecting piece and the matched section bar are pulled open in the opposite direction. The profile connecting piece has the advantages that the user can assemble the profile connecting piece quickly and simply without tools, the profile connecting piece is connected in an interference fit mode, other fasteners and corresponding structures are not needed, the structure of the profile connecting piece is simpler, the requirements on production processes are reduced, the production efficiency is improved, and the profile connecting piece is more suitable for industrial application.

Preferably, the body 1 is in the form of a flat cuboid. The flat square body has better universal matching performance, helps to keep balance between the first connecting part 3 and the second connecting part 4, and enhances the connection stability.

Preferably, the top of the first protrusion 2 is circular arc-shaped. Convenient grafting, and difficult scratch user, it is safer.

Preferably, the outer edge of the fourth end 104 of the body 1 is curved. Blunting the fourth end 104 to prevent injury to the user.

Further, fig. 4 is a perspective view of the profile connector of the present invention, and as shown in fig. 3 and 4, each of the first connecting portion 3 and the second connecting portion 4 includes: the first connecting rod 341 and the second connecting rod 342, and the first connecting rod 341 and the second connecting rod 342 are arranged in parallel and spaced from each other on the body 1.

The interval sets up first connecting rod 341 and second connecting rod 342 be convenient for both draw close in opposite directions, give first connecting portion 3 and the 4 elastic deformation spaces of second connecting portion, cooperation interference connected mode, and the wildcard nature is better, and the grafting of this section bar connecting piece and section bar is easier.

Further, the outer side wall of the first connecting rod 341 is provided with a second protrusion 343.

The outer side wall of the first connecting rod 341 of the section connecting piece is provided with a second protrusion 343, and the section is provided with a bayonet matched with the second protrusion 343. During the assembly, reach the bayonet socket position after first connecting rod 341 inserts the section bar, second arch 343 and bayonet socket joint, in first connecting rod 341 embedding cavity 6 of section bar, the hem groove 5 of first protruding 2 section bar also accomplishes the chucking, and second connecting rod 342 is so installed. During disassembly, the second protrusion 343 needs to be pressed back into the cavity 6 of the profile, and the second protrusion 343 is disconnected from the bayonet so as to facilitate disassembly. By additionally arranging the second protrusions 343, the connecting strength of the section connecting piece and the section is enhanced, the loosening of interference fit is prevented, and the section connecting piece is convenient to disassemble; the second protrusion 343, the first connecting portion 3 and the second connecting portion 4 are integrally formed, so that the production is facilitated, the strength is high, the number of parts is not increased, and the cost is low.

Preferably, the second protrusion 343 is a right-angled trapezoid with its right-angled sides facing the body 1.

During installation, the trapezoidal inclined plane of the second protrusion 343 enters the cavity 6 of the profile first until the bayonet is reached, and the right-angle edge of the second protrusion 343 is clamped with the bayonet. When the assembly is disassembled, the second protrusion 343 is only required to be vertically pressed. The characteristics of the inclined plane and the right-angle side are utilized to realize quick disassembly and assembly.

Further, the second connecting rod 342 includes: a first rod piece 3421 and a second rod piece 3422, wherein the first rod piece 3421 is connected with the second rod piece 3422 and has an L-shaped cross section.

This structure has reduced the materials and the wall thickness of second connecting rod 342, and the shaping time is shorter, the degree of difficulty is lower, practices thrift the cost, has still guaranteed the intensity of second connecting rod 342 simultaneously, has restricted the deformation space of second connecting rod 342, only has first connecting rod 341 to deform in order to obtain the deformation space to strengthen connecting.

Further, the body 1 comprises: l-shaped cross section supporting portion 11, front blocking piece 12 and rear blocking piece 13; wherein, the front baffle plate 12 and the rear baffle plate 13 are both square; the front blocking piece 12 and the rear blocking piece 13 are respectively fixed at the front side and the rear side of the supporting part 11; the first projection 2 includes: a first card 21 and a second card 22; the first end 101 of the front baffle plate 12 and the first end 101 of the rear baffle plate 13 are respectively provided with a first clamping piece 21 and a second clamping piece 22 which are in interference fit with the profile flanging groove 5.

This simple structure, the prerequisite of guaranteeing intensity has reduced the overall quality of body 1, has practiced thrift the cost. And the integral forming is preferably adopted, so that the strength is higher, the efficiency is higher and the cost is lower.

Further, fig. 5 is a schematic structural view of the opening of the present invention, as shown in fig. 5, a side clamping piece 31 disposed at an interval with the first connecting portion 3 is disposed at the second end 102 of the body 1 or the supporting portion 11, and the side clamping piece 31 is located at the end of the body 1 from the first end 101 to the second end 102; the third end 103 of the body 1 or the support portion 11 is provided with a bottom clamping piece 32 spaced from the second connecting portion 4, and the bottom clamping piece 32 is located at the end of the first end 101 of the body 1 to the third end 103 of the body 1.

A narrow receiving space is formed between the side clamping sheets 31 and the first connecting portion 3, and between the bottom clamping sheet 32 and the second connecting portion 4. During assembly, the first connecting portion 3 and the second connecting portion 4 are inserted into the cavity 6 of the sectional material, the side walls of the corresponding sectional materials are inserted into the accommodating space for pre-connection, and then the body 1 is pressed to complete the insertion connection of the first connecting portion 3, the second connecting portion 4 and the sectional materials. The accommodating space plays the roles of pre-connection and guiding, is convenient to install and has high efficiency; meanwhile, the side clamping sheets 31 and the bottom clamping sheets 32 have supporting and limiting effects on the section bars, so that the connecting strength between the same type of section bars is improved; and the method is easy to be integrally formed, is applied in industrialization and has low cost.

Further, the front flap 12 and the rear flap 13 are provided with cut-outs 14 at opposite positions, respectively.

Can be through the mounting such as trompil 14 cooperation screw, convenient, swift fixed this section bar connecting piece's position, the product of convenient, swift installation use this section bar connecting piece promptly need not additionally to punch.

Further, the opening 14 of the front barrier 12 and the opening 14 of the rear barrier extend towards each other to form a cylindrical through hole.

The through hole has a guiding function on the fixing piece passing through the through hole, so that the dislocation of the fixing piece such as an inserted screw, a screw and the like is avoided, and the quick installation is convenient; and the contact area with the fixing piece is larger, the connection strength is higher, and the connection is more stable.

Preferably, the through-hole is a counter-sunk hole. The counter sink can be used for accommodating nuts and nuts of fixing pieces such as screws and bolts, the size of the section bar connecting piece is not increased, the quality control cost of the body 1 is reduced, the boundary of the body 1 is controlled, and the problem that a user is scratched or the installation of other follow-up parts is prevented from being influenced due to the protruding fixing pieces.

Further, fig. 6 is a schematic structural diagram of the cover sheet of the present invention, as shown in fig. 6, further including: a cover sheet 15; wherein, one surface of the covering sheet 15 facing the body 1 is detachably connected with the body 1; the side length of the cover sheet 15 is equal to the sum of the side length of the front stopper 12 and the height of the first card 21.

When this section bar connecting piece accomplished and being connected of section bar, cover the piece 15 in body 1 one side towards the user again, like this, the exposed outer connection structure of this section bar connecting piece all is sheltered by the piece 15 that covers, can only see the one side that covers piece 15 towards the user, helps slowing down the ageing of mounting in the trompil 14, avoids the deposition to give more pleasing to the eye outward appearance.

Preferably, the supporting portion 11 is provided with a groove 111, and the surface of the cover sheet 15 facing the groove 111 is provided with a third protrusion 151 matching with the groove 111. During assembly, the third protrusion 151 is aligned with the groove 111 and pressed to realize clamping connection; when the cover sheet 15 is removed, the cover sheet is removed. The assembly can be completed without other accessories and mounting tools, and is more portable, time-saving and rapid. Moreover, the groove 111 and the third protrusion 151 can be integrally formed by the production mold of the supporting portion 11 and the covering sheet 15, so that the forming difficulty of the supporting portion 11 and the covering sheet 15 is reduced, the production efficiency is improved, and the cost is lower.

Preferably, the groove 111 and the third protrusion 151 are all in a L shape. L-shaped groove 111 and L-shaped third protrusion 151 are matched, so that the biaxial limiting effect can be achieved, dislocation is avoided, and quick positioning and connection are facilitated.

Preferably, the groove 111 penetrates the support 11. After the groove 111 penetrates through the supporting part 11, the volume of the supporting part 11 is reduced, the forming difficulty of the supporting part 11 and the overall quality of the body 1 are further reduced, the production efficiency is higher, and the cost is lower; meanwhile, double-sided use is realized, the front side and the back side do not need to be distinguished, the use is more convenient, and the installation efficiency is higher.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It will be understood that the utility model is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof.

Claims

1. A profile connector, comprising: the connecting structure comprises a body, a first bulge, a first connecting part and a second connecting part;

the first bulge is arranged at the first end of the body and is in interference fit with the edge folding groove of the profile;

the first connecting portion with the second connecting portion are located respectively the second end and the third end of body, first connecting portion with be interference fit between the cavity of second connecting portion and section bar.

2. The profile connector according to claim 1, wherein the first and second connection portions each comprise: the connecting device comprises a body, a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are arranged in parallel and are arranged at intervals on the body.

3. The profile connector according to claim 2, wherein the outer side wall of the first connecting rod is provided with a second protrusion which is a right-angled trapezoid with its right-angled side facing the body.

4. The profile connector according to claim 2, wherein the second connecting rod comprises: the first rod piece is connected with the second rod piece, and the cross section of the first rod piece is L-shaped.

5. The profile connector according to any one of claims 1 to 4, wherein the body comprises: the L-shaped cross section comprises a supporting part, a front baffle sheet and a rear baffle sheet;

wherein the front baffle plate and the rear baffle plate are both square;

the front blocking piece and the rear blocking piece are respectively fixed on the front side and the rear side of the supporting part;

the first projection includes: a first card and a second card;

the first clamping piece and the second clamping piece which are in interference fit with the profile flanging groove are respectively arranged on the two sides of the first end of the front baffle and the first end of the rear baffle;

the first connecting part and the second connecting part are respectively arranged at the second end and the third end of the supporting part.

6. The profile connector according to claim 5, wherein the front and rear flaps are provided with respective apertures at opposite positions.

7. The profile connector according to claim 6, further comprising: a cover sheet;

one surface of the covering sheet facing the body is detachably connected with the body; the side length of the cover sheet is equal to the sum of the side length of the front blocking sheet and the height of the first card.

8. The profile connection according to claim 7, wherein the support is provided with a groove and the surface of the covering sheet facing the groove is provided with a third projection matching the groove.

9. The profile connector according to claim 8, wherein the groove and the third protrusion are in a L-shape.