CN212897604U - Fastener for combined telescopic rod piece - Google Patents
Fastener for combined telescopic rod piece Download PDFInfo
- Publication number
- CN212897604U CN212897604U CN202021527552.5U CN202021527552U CN212897604U CN 212897604 U CN212897604 U CN 212897604U CN 202021527552 U CN202021527552 U CN 202021527552U CN 212897604 U CN212897604 U CN 212897604U
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- arc surface
- binding
- buckle
- movable
- fastener
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Abstract
The utility model relates to a combined fastener for telescopic rod pieces, which comprises a fixed buckle and a movable buckle which are hinged with each other, wherein the fixed buckle and the movable buckle are both provided with bolt connecting holes, and the fixed buckle and the movable buckle are movably connected through bolts which are arranged in the bolt connecting holes in a penetrating way; a first binding large arc surface and a first binding small arc surface are arranged on the inner wall of the fixing buckle, and a first limiting boss is formed between the first binding large arc surface and the first binding small arc surface; the inner wall of the movable buckle is provided with a second binding large arc surface and a second binding small arc surface, and a second limiting boss is formed between the second binding large arc surface and the second binding small arc surface. Fixed knot adopts the bundling to fix in big sleeve pipe and little sleeve pipe swing joint department with the activity knot, adopts spacing boss spacing, has improved the intensity and the stability of flexible bracing piece activity department, and it is convenient to install.
Description
Technical Field
The utility model relates to an iron spare for the building, especially a modular fastener for flexible member.
Background
With the development of the aluminum mold market, the aluminum mold system is more used in the projects with super-high floor height, such as office buildings, skirt buildings, bridge structures and the like. The concept of adopting tower type support is provided for the support system of the high formwork. However, at the positions of the beam bottom support, the plate bottom support and part of the plate bottom support, the beam bottom support and the plate bottom support are often separated due to the uncertain distance between the support heads, and cannot form a whole. For this reason, need install the telescopic link at the bottom of the roof beam between support and the board end support, reach the purpose of fixed connection beam bottom support and board end support through the telescopic link, although the length of telescopic link itself is controllable, but how to guarantee the intensity of the flexible department of telescopic link is crucial, at present, in the building field, the fixed fastener kind of telescopic link department is many, but the convenience of fixed strength and operation is still not good enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a combined type fastener for a telescopic rod piece.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a fastener for a combined telescopic rod piece comprises a fixed fastener and a movable fastener which are hinged with each other, wherein the fixed fastener and the movable fastener are both provided with a bolt connecting hole, and the fixed fastener and the movable fastener are movably connected through a bolt penetrating through the bolt connecting hole;
a first binding large arc surface and a first binding small arc surface are arranged on the inner wall of the fixing buckle, and a first limiting boss is formed between the first binding large arc surface and the first binding small arc surface;
a second binding large arc surface and a second binding small arc surface are arranged on the inner wall of the movable buckle, and a second limiting boss is formed between the second binding large arc surface and the second binding small arc surface;
the fixed buckle and the movable buckle are wrapped and fixed at the movable telescopic part of the telescopic supporting rod, and the first limit boss and the second limit boss limit the movable telescopic part of the telescopic supporting rod.
Further, the calibers of the circle where the first binding large arc surface and the second binding large arc surface are located are the same, the calibers of the circle where the first binding small arc surface and the second binding small arc surface are located are the same, and the calibers of the circle where the first binding small arc surface is located are larger than the calibers of the circle where the first binding large arc surface is located.
Furthermore, the movable end of the fixed buckle is provided with a screw positioning hole, and the movable end of the movable buckle is provided with a screw locking hole.
Further, flexible bracing piece includes interconnect swing joint's big sleeve pipe and little sleeve pipe, and the cladding of big arc surface is binded in the sheathed tube outside to first bundle big arc surface and second, and the cladding of little arc surface is binded in the sheathed tube outside of big sleeve pipe to first bundle small arc surface and second, and the tip of big sleeve pipe is contradicted to first spacing boss and second spacing boss, and the movable end that fixed knot and activity were detained passes through the screw fixed connection of screw locating hole and screw lockhole department.
Further, the length of the fixed buckle is consistent with that of the movable buckle.
The utility model has the advantages that: when the fastener is used, the fixed buckle and the movable buckle are fixed at the movable telescopic part of the telescopic supporting rod in a covering mode, the large arc surface is bound with the second in a first binding mode, the large arc surface is bound with the second in a covering mode and is covered on the outer side of the small sleeve, the small arc surface is bound with the second in a first binding mode, the first limiting boss and the second limiting boss conflict with the end part of the large sleeve, the movable end of the fixed buckle and the movable buckle is fixedly connected with a screw through a screw positioning hole and a screw locking hole, the fixed buckle and the movable buckle are fixed at the movable connecting part of the large sleeve and the small sleeve in a binding mode, the limiting boss is adopted to be limited, the strength and the stability of the movable part of the telescopic supporting rod are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the fixing buckle of the present invention;
FIG. 3 is a schematic structural view of the movable buckle of the present invention;
fig. 4 is a usage effect diagram of the present invention.
Detailed Description
As shown in fig. 1 to 4, a fastener for a combined telescopic rod comprises a fixed buckle 1 and a movable buckle 2 which are hinged to each other, wherein the fixed buckle 1 and the movable buckle 2 have the same length, the fixed buckle 1 and the movable buckle 2 are both provided with a bolt connecting hole 3, and the fixed buckle 1 and the movable buckle 2 are movably connected through a bolt 4 penetrating through the bolt connecting hole 3;
a first binding large arc surface 11 and a first binding small arc surface 12 are arranged on the inner wall of the fixing buckle 1, and a first limiting boss 13 is formed between the first binding large arc surface 11 and the first binding small arc surface 12;
a second binding large arc surface 21 and a second binding small arc surface 22 are arranged on the inner wall of the movable buckle 2, and a second limiting boss 23 is formed between the second binding large arc surface 21 and the second binding small arc surface 22;
the fixed buckle 1 and the movable buckle 2 are fixed at the movable telescopic part of the telescopic support rod 5 in a wrapping mode, and the first limiting boss 13 and the second limiting boss 23 are limited at the movable telescopic part of the telescopic support rod 5.
Further, the calibers of the circles where the first binding large arc surface 11 and the second binding large arc surface 21 are located are the same, the calibers of the circles where the first binding small arc surface 12 and the second binding small arc surface 22 are located are the same, and the calibers of the circle where the first binding small arc surface 12 is located are larger than the calibers of the circle where the first binding large arc surface 11 is located.
The movable end of the fixed buckle 1 is provided with a screw positioning hole 14, and the movable end of the movable buckle 2 is provided with a screw locking hole 24.
Further, the telescopic support rod 5 comprises a large sleeve 51 and a small sleeve 52 which are movably connected with each other, during installation, the large arc surface 11 and the small arc surface 21 are bound to the first binding and binding way, the large arc surface 21 is coated on the outer side of the small sleeve 52, the small arc surface 12 and the small arc surface 22 are bound to the first binding and binding way, the large sleeve 51 is coated on the outer side of the first binding and binding way, the first limiting boss 13 and the second limiting boss 23 are abutted against the end part of the large sleeve 51, the movable ends of the fixed buckle 1 and the movable buckle 2 are fixedly connected through screws at the screw positioning holes 14 and the screw locking holes 24, the movable buckle 2 is buckled through the screws, and the fastener can be fixed by screwing the screws.
When the fastener is used, the fixing buckle 1 and the movable buckle 2 are fixed at the movable connection part of the large sleeve 51 and the small sleeve 52 in a binding mode, the limit boss is adopted for limiting, the strength and the stability of the movable part of the telescopic supporting rod are improved, and the installation is convenient and fast.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A fastener for a combined telescopic rod piece comprises a fixed buckle and a movable buckle which are hinged with each other, and is characterized in that the fixed buckle and the movable buckle are both provided with bolt connecting holes, and the fixed buckle and the movable buckle are movably connected through bolts penetrating through the bolt connecting holes;
a first binding large arc surface and a first binding small arc surface are arranged on the inner wall of the fixing buckle, and a first limiting boss is formed between the first binding large arc surface and the first binding small arc surface;
a second binding large arc surface and a second binding small arc surface are arranged on the inner wall of the movable buckle, and a second limiting boss is formed between the second binding large arc surface and the second binding small arc surface;
the fixed buckle and the movable buckle are wrapped and fixed at the movable telescopic part of the telescopic supporting rod, and the first limit boss and the second limit boss limit the movable telescopic part of the telescopic supporting rod.
2. The fastener for the combined telescopic rod piece according to claim 1, wherein the first binding large arc surface and the second binding large arc surface have the same caliber, the first binding small arc surface and the second binding small arc surface have the same caliber, and the first binding small arc surface has the caliber larger than that of the first binding large arc surface.
3. The fastener of claim 1, wherein the movable end of the fixed fastener has a screw positioning hole and the movable end of the movable fastener has a screw locking hole.
4. The fastener of claim 3, wherein the telescopic support rod comprises a large sleeve and a small sleeve movably connected with each other, the first binding large arc surface and the second binding large arc surface are coated on the outer side of the small sleeve, the first binding small arc surface and the second binding small arc surface are coated on the outer side of the large sleeve, the first limiting boss and the second limiting boss are abutted against the end part of the large sleeve, and the movable ends of the fixed buckle and the movable buckle are fixedly connected through a screw positioning hole and a screw locking hole.
5. The fastener of claim 1, wherein the fixed fastener and the movable fastener have the same length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021527552.5U CN212897604U (en) | 2020-07-29 | 2020-07-29 | Fastener for combined telescopic rod piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021527552.5U CN212897604U (en) | 2020-07-29 | 2020-07-29 | Fastener for combined telescopic rod piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212897604U true CN212897604U (en) | 2021-04-06 |
Family
ID=75231002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021527552.5U Active CN212897604U (en) | 2020-07-29 | 2020-07-29 | Fastener for combined telescopic rod piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212897604U (en) |
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2020
- 2020-07-29 CN CN202021527552.5U patent/CN212897604U/en active Active
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