CN209523961U - A kind of fastener for building that can change diameter - Google Patents
A kind of fastener for building that can change diameter Download PDFInfo
- Publication number
- CN209523961U CN209523961U CN201920106791.4U CN201920106791U CN209523961U CN 209523961 U CN209523961 U CN 209523961U CN 201920106791 U CN201920106791 U CN 201920106791U CN 209523961 U CN209523961 U CN 209523961U
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- setscrew
- screw
- building
- fixation
- fastener
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Abstract
The utility model discloses a kind of fasteners for building that can change diameter, including setscrew, the fixation at the position on top of the outer surface of the setscrew offers chip-removal hole, the top of the setscrew is movably installed with screw cap, and the top of screw cap is movably installed with coupling nut, the top fixation of the coupling nut offers cross recess, the bottom end of the setscrew is fixedly installed with screw drilling tail, and the middle section that the inner wall surface of the setscrew is located at setscrew is fixedly installed with multiple groups and plays support arc.A kind of fastener of the furniture installation convenient for punching described in the utility model, using the socket joint type structure of setscrew and screw, the diameter of fastener can be adjusted according to specific installation requirements during installation, using screw drilling tail, building interior can be made to form new aperture during the installation process, keep mounting structure more stable, be conducive to improve working efficiency, manpower and material resources are saved, better prospect of the application is brought.
Description
Technical field
The utility model relates to fastener areas, in particular to a kind of fastener for building that can change diameter.
Background technique
Fastener is to be fastenedly connected with a kind of machine components, and its feature is that description is various, and standardize,
Seriation, unitized degree are also high, and fastener is extremely extensive using industry, especially in building trade.Existing fastening
There are certain drawbacks for part, and it is inadequate to change its diameter and connection to adapt to specific installation requirements during the installation process
The problems such as stablizing, therefore, during use, brings certain influence, for this purpose, it is proposed that a kind of for building can change
The fastener of variable diameters size.
Utility model content
The main purpose of the utility model is to provide a kind of fastener for building that can change diameter, Ke Yiyou
Effect solves the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of fastener for building that can change diameter, including setscrew, the outer surface of the setscrew
Fixation offers chip-removal hole at the position on top, and the top of the setscrew is movably installed with screw cap, and screw cap
Top be movably installed with coupling nut, the top fixation of the coupling nut offers cross recess, the bottom of the setscrew
End is fixedly installed with screw drilling tail, and the middle section that the inner wall surface of the setscrew is located at setscrew is fixedly installed with more
The inner wall surface that the lower section organized support arc, and played support arc is located at setscrew is fixedly installed with multiple groups convex block, the setscrew
Top it is fixed open up hole, the top of the screw cap is fixed to offer thread groove, and the bottom end of screw cap is solid
Dingan County is equipped with screw thread post, and drive screw outer surface of column is fixed and offers thread groove, and the bottom end of the coupling nut is fixedly mounted
There is connecting stud.
Preferably, the setscrew is made of four pieces of arc pressuring plates, and four pieces of arc pressuring plate upper ends are to be fixedly connected,
Lower end can change its openings of sizes according to the diameter for the screw filled inside setscrew.
Preferably, the side fixation of the inner wall surface of the separate setscrew of described support arc offers thread groove, favorably
The stable connection of arc and screw thread post is supportted in.
Preferably, the convex block is two groups, and the inner wall surface of setscrew is distributed in for opposition, convex during the installation process
The tail portion of block and screw thread post it is mutually embedding and, to guarantee the stability of setscrew entirety.
Preferably, the depth of the thread groove and the height of connecting stud are identical, and the outer surface of connecting stud is fixed
Thread groove is offered, the stable connection of thread groove and connecting stud is conducive to.
Preferably, the bottom inner portion of the coupling nut designs for concave, can cover all screw cap during installation,
Make whole more fitting building surface.
Compared with prior art, the utility model has the following beneficial effects: this is for building can to change diameter
Fastener can be adjusted according to specific installation requirements during installation using the socket joint type structure of setscrew and screw
The diameter of fastener uses screw drilling tail, building interior can be made during the installation process to form new aperture, make to install
Structure is more stable, using the fixed thread groove opened up on support arc is played, has been conducive to the stable connection for supportting arc and screw thread post,
And it can go deep into degree according to screw thread post and change the diameter of setscrew, using opposition be distributed in expanding screw
The convex block of the inner wall surface of silk, be conducive to convex block and screw thread post during the installation process tail portion it is mutually embedding and, to guarantee expanding screw
The whole stability of silk is designed using the concave of coupling nut bottom inner portion, can make whole more fitting building surface, compared with
For beauty, whole building is simple with the fastener constructions that can change diameter, the effect used relative to traditional approach more
It is good.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the fastener for building that can change diameter of the utility model；
Fig. 2 is the sectional view of the utility model setscrew；
Fig. 3 is the top view of the utility model setscrew；
Fig. 4 is the overall structure diagram of the utility model screw thread post；
Fig. 5 is the overall structure diagram of the utility model coupling nut.
In figure: 1, setscrew；2, chip-removal hole；3, screw cap；4, coupling nut；5, cross recess；6, screw drilling tail；7, it rises
Support arc；8, convex block；9, hole；10, thread groove；11, screw thread post；12, thread groove；13, connecting stud.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-5, a kind of fastener for building that can change diameter, including setscrew 1, setscrew
The fixation at the position on top of 1 outer surface offers chip-removal hole 2, and the top of setscrew 1 is movably installed with screw cap 3,
And the top of screw cap 3 is movably installed with coupling nut 4, the top fixation of coupling nut 4 offers cross recess 5, setscrew 1
Bottom end be fixedly installed with screw drilling tail 6, the middle section that the inner wall surface of setscrew 1 is located at setscrew 1 is fixedly mounted
The inner wall surface that the lower section for having multiple groups to play support arc 7, and playing support arc 7 is located at setscrew 1 is fixedly installed with multiple groups convex block 8, expands
The top of screw 1 is fixed to open up hole 9, and the top of screw cap 3, which is fixed, offers thread groove 10, and screw cap 3
Bottom end is fixedly installed with screw thread post 11, and the fixation of 11 outer surface of screw thread post offers thread groove 12, the bottom end of coupling nut 4
It is fixedly installed with connecting stud 13.
Setscrew 1 is made of four pieces of arc pressuring plates, and four pieces of arc pressuring plate upper ends are to be fixedly connected, and lower end can root
The diameter for the screw filled according to 1 inside of setscrew changes its openings of sizes；
The side fixation for playing the inner wall surface of the separate setscrew 1 of support arc 7 offers thread groove 12, has been conducive to support arc
7 with the stable connection of screw thread post 11；
Convex block 8 is two groups, and the inner wall surface of setscrew 1 is distributed in for opposition, during the installation process convex block 8 and screw thread
The tail portion of post 11 it is mutually embedding and, to guarantee the whole stability of setscrew 1；
The depth of thread groove 10 is identical as the height of connecting stud 13, and the outer surface fixation of connecting stud 13 offers
Thread groove 12 is conducive to the stable connection of thread groove 10 Yu connecting stud 13；
The bottom inner portion of coupling nut 4 designs for concave, can cover all screw cap 3 during installation, makes entirety more
Stick on to build jointly and builds surface.
It should be noted that the utility model is a kind of fastener for building that can change diameter, by expanding screw
Silk 1, screw cap 3, screw drilling tail 6 and screw thread post 11 collectively form this integral frame, can be during installation according to specific
Installation requirements change diameter, when being installed, carry out first with electric drill wall punching, the depth in hole preferably with
The length of setscrew 1 is identical, and at this moment first setscrew 1 inserts in the hole, and screw thread post 11 is then inserted into setscrew 1
It in hole 9, tightens screw cap 3 and is rotated, screw thread post 11 is made to form connection and according to the straight of screw thread post 11 with support arc 7 is played
Diameter size come strut composition setscrew 1 four pieces of arc pressuring plates, with reach with the suitable diameter of wall aperture, at this moment
Screw drilling tail 6 is mutually chimeric with it across convex block 8, ensure that the stability of fastener entirety, finally installs on the top of screw cap 3
Coupling nut 4, coupling nut 4 cover all screw cap 3, make whole more fitting building surface, and whole building is with can change
The fastener constructions of variable diameters size are simple, stable connection, more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of fastener for building that can change diameter, including setscrew (1), it is characterised in that: the expansion
The fixation at the position on top of the outer surface of screw (1) offers chip-removal hole (2), the top activity of the setscrew (1)
It is equipped with screw cap (3), and the top of screw cap (3) is movably installed with coupling nut (4), the top of the coupling nut (4)
Fixation offers cross recess (5), and the bottom end of the setscrew (1) is fixedly installed with screw drilling tail (6), the setscrew
(1) middle section that inner wall surface is located at setscrew (1) is fixedly installed with multiple groups and plays support arc (7), and rises under support arc (7)
Orientation is fixedly installed with multiple groups convex block (8) in the inner wall surface of setscrew (1), and the top fixation of the setscrew (1) is opened
Equipped with hole (9), the top fixation of the screw cap (3) is offered thread groove (10), and the fixed peace in bottom end of screw cap (3)
Equipped with screw thread post (11), and the fixation of screw thread post (11) outer surface offers thread groove (12), the bottom of the coupling nut (4)
End is fixedly installed with connecting stud (13).
2. one kind fastener for building that can change diameter according to claim 1, it is characterised in that: described swollen
Swollen screw (1) is made of four pieces of arc pressuring plates, and four pieces of arc pressuring plate upper ends are to be fixedly connected, and lower end can be according to expanding screw
The diameter for the screw filled inside silk (1) changes its openings of sizes.
3. one kind fastener for building that can change diameter according to claim 1, it is characterised in that: described
The side fixation for supportting the inner wall surface of the separate setscrew (1) of arc (7) offers thread groove (12), has been conducive to support arc (7)
With the stable connection of screw thread post (11).
4. one kind fastener for building that can change diameter according to claim 1, it is characterised in that: described convex
Block (8) is two groups, and the inner wall surface of setscrew (1) is distributed in for opposition, during the installation process convex block (8) and screw thread post
(11) tail portion it is mutually embedding and, to guarantee the stability of setscrew (1) entirety.
5. one kind fastener for building that can change diameter according to claim 1, it is characterised in that: the spiral shell
The depth of line groove (10) is identical as the height of connecting stud (13), and the outer surface fixation of connecting stud (13) offers screw thread
Slot (12) is conducive to the stable connection of thread groove (10) Yu connecting stud (13).
6. one kind fastener for building that can change diameter according to claim 1, it is characterised in that: the company
The bottom inner portion for connecing nut (4) designs for concave, can cover all screw cap (3) during installation, is bonded entirety more
Build surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920106791.4U CN209523961U (en) | 2019-01-23 | 2019-01-23 | A kind of fastener for building that can change diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920106791.4U CN209523961U (en) | 2019-01-23 | 2019-01-23 | A kind of fastener for building that can change diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209523961U true CN209523961U (en) | 2019-10-22 |
Family
ID=68230301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920106791.4U Active CN209523961U (en) | 2019-01-23 | 2019-01-23 | A kind of fastener for building that can change diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209523961U (en) |
-
2019
- 2019-01-23 CN CN201920106791.4U patent/CN209523961U/en active Active
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