CN211691429U - Double-taper-pin type fastener hoop structure for building scaffold - Google Patents
Double-taper-pin type fastener hoop structure for building scaffold Download PDFInfo
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- CN211691429U CN211691429U CN202020046767.9U CN202020046767U CN211691429U CN 211691429 U CN211691429 U CN 211691429U CN 202020046767 U CN202020046767 U CN 202020046767U CN 211691429 U CN211691429 U CN 211691429U
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Abstract
The utility model discloses a double-taper pin type fastener hoop structure for a building scaffold, which belongs to the technical field of buildings and comprises a first hoop unit and a second hoop unit, wherein the splicing surface of the first hoop unit is a first wedge surface, and the splicing surface of the second hoop unit is a second wedge surface; the outer wall of the first hoop unit is provided with a first closing part, the outer wall of the second hoop unit is provided with a second closing part, the first closing part is provided with a first pin hole and a second pin hole, and the second closing part is provided with a third pin hole and a fourth pin hole; the axis of the first pin hole is crossed with the axis of the second pin hole in a V shape, the butt joint hole ports of the first pin hole and the third pin hole are arranged in a staggered mode, and the butt joint hole ports of the second pin hole and the fourth pin hole are arranged in a staggered mode; the first combining part and the second combining part are connected through a first inclined pin and a second inclined pin. The utility model discloses the structure is firm, and dismantles simply swiftly.
Description
Technical Field
The utility model belongs to the technical field of the building, especially, relate to a building scaffold is with two taper pin formula fastener staple bolt structures.
Background
The scaffold is a working platform which is erected for ensuring the smooth construction process. The scaffold is composed of beam rods and fasteners for connecting and fixing different beam rods, namely the beam rods are combined and overlapped through the fasteners to form the scaffold with a frame structure.
At present, fastener for scaffold includes two staple bolt units, and the staple bolt unit is half tile-shaped armful piece, and one side portion of two staple bolt units utilizes the pin rod articulated to connect, and another lateral part of two staple bolt units is equipped with the straight jack that corresponds relatively, and two staple bolt units are through running through the bolt and nut subassembly locking of this straight jack in the beam pole outside of scaffold.
The fastener of above-mentioned traditional structure is dismantled loaded down with trivial details, and bolt and nut's locking construction speed is slow.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides a solve among the prior art scaffold for fastener locking performance poor and dismantle loaded down with trivial details problem double taper pin formula fastener staple bolt structure for building scaffold.
The utility model is realized in such a way, a double-taper pin type fastener hoop structure for a building scaffold, which comprises a first hoop unit and a second hoop unit, wherein the first hoop unit is provided with a first holding surface, the second hoop unit is provided with a second holding surface, and the first holding surface and the second holding surface enclose an annular hoop hole with the adaptive beam pole diameter; the method is characterized in that:
the side end face of the first hoop unit and the side end face of the second hoop unit are splicing faces, the splicing face of the first hoop unit is a first wedge-shaped face extending along the axial direction of the annular hoop hole, and the splicing face of the second hoop unit is a second wedge-shaped face extending along the axial direction of the annular hoop hole and reversely matched with the first wedge-shaped face;
a first clamping part is arranged on the outer wall of the first hoop unit and close to the side end of the first hoop unit, a second clamping part is arranged on the outer wall of the second hoop unit and close to the side end of the second hoop unit, a first pin hole and a second pin hole are formed in the first clamping part, and a third pin hole and a fourth pin hole are formed in the second clamping part;
the axis of the first pin hole is parallel to the axis of the third pin hole, the axis of the second pin hole is parallel to the axis of the fourth pin hole, the axis of the first pin hole is crossed with the axis of the second pin hole in a V shape, the butt joint hole interfaces of the first pin hole and the third pin hole are arranged in a staggered mode, the butt joint interface of the second pin hole and the fourth pin hole is arranged in a staggered mode, the butt joint position between the first pin hole and the third pin hole is a staggered interface, the butt joint position between the second pin hole and the fourth pin hole is a staggered interface, and when the first hoop unit and the second hoop unit generate relative displacement along the axis of the annular hoop hole, the diameter of the staggered interface and the diameter of the annular hoop hole are changed in an inversely proportional mode;
the first closing part and the second closing part are connected through a first oblique pin and a second oblique pin, the first oblique pin is inserted into the first pin hole and the third pin hole, the second oblique pin is inserted into the second pin hole and the fourth pin hole, and the first oblique pin and the second oblique pin are conical pins with the diameter of the head end smaller than that of the tail end.
The utility model discloses in, first staple bolt unit and second staple bolt unit encircle to embrace the outside that sets up at scaffold frame beam pole, and the inboard annular staple bolt hole diameter of first staple bolt unit and second staple bolt unit equals with the diameter of beam pole, before not installing the taper pin, has small dislocation between first pinhole and the third pinhole, has small dislocation between second pinhole and the fourth pinhole. With oblique cotter male in-process, the taper pin gets into the diameter grow gradually in the pinhole, makes dislocation mouthful grow, and first staple bolt unit and second staple bolt unit produce small displacement along annular staple bolt hole axis direction, and the diameter in annular staple bolt hole diminishes the trend and forms the locking force who presss from both sides tight roof beam pole. The clamping is reliable, the clamping acting force between the beam rod and the hoop unit reacts between the taper pin and the pin hole, and the friction force of the taper pin is increased to realize self-locking.
During the dismantlement, strike one of staple bolt unit, two staple bolt units produce with the installation during the taper pin reverse small displacement, rely on the squeezing action between the wedge face, the diameter in the twinkling of an eye grow of striking, the clamp force between beam pole and the staple bolt unit is released, the self-locking power of taper pin is relieved, takes out the taper pin and carries out the dismantlement completely.
Compared with a screw and nut type hoop structure, the structure is more stable and reliable in locking, and convenient and fast to install and disassemble.
In the above technical scheme, preferably, the first hoop unit and the second hoop unit are semi-annular sleeves extending along the axis, and the first holding surface and the second holding surface are arc surfaces.
In the foregoing technical solution, preferably, an included angle between the first wedge face and the axis plane of the first hoop unit is α, and 0 ° < α <10 °.
In the above technical solution, preferably, the first engagement portion is a flange extending along an axial direction of the first hoop unit, the second engagement portion is a flange extending along an axial direction of the second hoop unit, the first engagement portion and the first hoop unit are integrally configured, and the second engagement portion and the second hoop unit are integrally configured.
In the above technical solution, preferably, the first pin hole and the second pin hole form a first V-shaped combination pin hole, and two side portions of the first hoop unit are provided with at least one pair of first V-shaped combination pin holes which are symmetrically arranged in a meeting manner; the third pin hole and the fourth pin hole form a group of second V-shaped combined pin holes, and at least one pair of second V-shaped combined pin holes which are symmetrically arranged with each other are arranged at two sides of the second hoop unit.
In the above technical solution, preferably, an included angle between an axis of the first pin hole and an axis of the second pin hole is β, and 30 ° < β <90 °.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a first hoop unit in the present invention;
fig. 3 is a left side view of fig. 2 in the present invention;
fig. 4 is a schematic structural diagram of a second hoop unit in the present invention;
fig. 5 is a left side view of fig. 4 in the present invention.
In the figure, 1, a first hoop unit; 1-1, a first holding surface; 1-2, a first wedge-shaped surface; 1-3, a first handle part; 1-4, a first pin hole; 1-5, a second pin hole; 2. a second hoop unit; 2-1, a second holding surface; 2-2, a second wedge-shaped surface; 2-3, a second handle part; 2-4, a third pin hole; 2-5, a fourth pin hole; 3. a first angle pin; 4. a second angle pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
For solving among the prior art fastener locking performance difference and dismantle loaded down with trivial details drawback for scaffold, the utility model particularly provides a building scaffold is with two taper pin formula fastener staple bolt structures, this structrual installation dismantles convenient and fast more, and reliable and stable. For further explanation of the structure of the present invention, the following detailed description is made with reference to the accompanying drawings:
referring to fig. 1-5, a dual taper pin type fastener hoop structure for a building scaffold includes a first hoop unit 1 and a second hoop unit 2, where the first hoop unit 1 has a first holding surface 1-1, the second hoop unit 2 has a second holding surface 2-1, and the first holding surface 1-1 and the second holding surface 2-1 surround to form an annular hoop hole for holding a beam of the scaffold. In this embodiment, the first hoop unit 1 and the second hoop unit 2 are semi-annular sleeves extending along an axis, and are made of cast iron, and the first holding surface 1-1 and the second holding surface 2-1 are arc surfaces. The first hoop unit 1 and the second hoop unit 2 are spliced to form a sleeve-shaped fastener with an annular hoop hole. The annular hoop hole is used for clamping a beam rod of the building scaffold.
The side end face of the first hoop unit 1 and the side end face of the second hoop unit 2 are splicing faces, and the splicing faces mean end faces of the first hoop unit 1 and the second hoop unit 2 which are combined with each other after being spliced. The splicing surface of the first hoop unit 1 is a first wedge-shaped surface 1-2 extending along the axis direction of the annular hoop hole, and the splicing surface of the second hoop unit 2 is a second wedge-shaped surface 2-2 extending along the axis direction of the annular hoop hole and being reversely matched with the first wedge-shaped surface 1-2. In this embodiment, an included angle between the first wedge face 1-2 and the axis plane of the first hoop unit 1 is α, and an included angle between the second wedge face 2-2 and the axis plane of the second hoop unit 2 is α ', 0 ° < α ═ α' <10 °. After the first hoop unit 1 and the second hoop unit 2 are spliced, the first wedge-shaped surface 1-2 is combined with the second wedge-shaped surface 2-2, and the first hoop unit 1 and the second hoop unit 2 are spliced to form a circular pipe body.
The outer wall of the first hoop unit 1 is provided with a first handle part 1-3 close to the side end, and the outer wall of the second hoop unit 2 is provided with a second handle part 2-3 close to the side end. In this embodiment, the first engaging portion 1-3 is a flange extending in the axial direction of the first hoop unit 1, and the second engaging portion 2-3 is a flange extending in the axial direction of the second hoop unit. The first hoop unit 1 and the first handle part 1-3 are of an integral structure, and the second hoop unit 2 and the second handle part 2-3 are of an integral structure.
The first handle part 1-3 is provided with a first pin hole 1-4 and a second pin hole 1-5, and the second handle part 2-3 is provided with a third pin hole 2-4 and a fourth pin hole 2-5. The axes of the first pin holes 1-4 are parallel to the axes of the third pin holes 2-4, and the axes of the second pin holes 1-5 are parallel to the axes of the fourth pin holes 2-5. The axis of the first pin hole 1-4 is crossed with the axis of the second pin hole 1-5 in a V shape. In this embodiment, the included angle between the axis of the first pin hole 1-4 and the axis of the second pin hole 1-5 is β, 30 ° < β <90 °.
The butt joint hole openings of the first pin holes 1-4 and the third pin holes 2-4 are arranged in a staggered mode, the butt joint hole openings of the second pin holes 1-5 and the butt joint hole openings of the fourth pin holes 2-5 are arranged in a staggered mode, and the two staggered sizes are kept consistent. The butt joint between the first pin hole 1-4 and the third pin hole 2-4 is a staggered port, and the butt joint between the second pin hole 1-5 and the fourth pin hole 2-5 is a staggered port. When the first hoop unit 1 and the second hoop unit 2 generate relative displacement along the axis of the annular hoop hole, the diameter of the staggered opening and the diameter of the annular hoop hole are changed in inverse proportion. When crisscross mouthful grow promptly, first staple bolt unit 1 and second staple bolt unit 2 produce relative displacement along the axis in annular staple bolt hole, and the A end of first staple bolt unit 1 and the B end of second staple bolt unit 2 are close to, and the diameter in annular staple bolt hole diminishes.
The first closing part 1-3 and the second closing part 2-3 are connected through a first oblique pin 3 and a second oblique pin 4, the first oblique pin 3 is inserted into the first pin hole 1-4 and the third pin hole 1-5, and the second oblique pin 4 is inserted into the second pin hole 2-4 and the fourth pin hole 2-5.
The first angle pin 3 and the second angle pin 4 are taper pins with a head end diameter smaller than a tail end diameter. In the embodiment, the first pin hole 1-4, the second pin hole 1-5, the third pin hole 2-4 and the fourth pin hole 2-5 are equal-diameter pin holes. In the process that the first taper pin 3 and the second taper pin 4 are inserted into the pin holes, the diameter of the dislocation opening is enlarged so as to provide stress for reducing the diameter of the annular hoop hole, namely clamping stress.
In this embodiment, the first pin holes 1 to 4 and the second pin holes 1 to 5 form a first V-shaped combination pin hole, and at least one pair of first V-shaped combination pin holes symmetrically arranged in a meeting manner are disposed at two sides of the first hoop unit 1. The third pin holes 2-4 and the fourth pin holes 2-5 form a group of second V-shaped combined pin holes, and at least one pair of second V-shaped combined pin holes which are symmetrically arranged with each other are arranged at two sides of the second hoop unit 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. A double-taper pin type fastener hoop structure for a building scaffold comprises a first hoop unit and a second hoop unit, wherein the first hoop unit is provided with a first embracing surface, the second hoop unit is provided with a second embracing surface, and the first embracing surface and the second embracing surface enclose an annular hoop hole with the same beam diameter as the beam of the scaffold; the method is characterized in that:
the side end face of the first hoop unit and the side end face of the second hoop unit are splicing faces, the splicing face of the first hoop unit is a first wedge-shaped face extending along the axial direction of the annular hoop hole, and the splicing face of the second hoop unit is a second wedge-shaped face extending along the axial direction of the annular hoop hole and reversely matched with the first wedge-shaped face;
a first clamping part is arranged on the outer wall of the first hoop unit and close to the side end of the first hoop unit, a second clamping part is arranged on the outer wall of the second hoop unit and close to the side end of the second hoop unit, a first pin hole and a second pin hole are formed in the first clamping part, and a third pin hole and a fourth pin hole are formed in the second clamping part;
the axis of the first pin hole is parallel to the axis of the third pin hole, the axis of the second pin hole is parallel to the axis of the fourth pin hole, the axis of the first pin hole is crossed with the axis of the second pin hole in a V shape, the butt joint hole interfaces of the first pin hole and the third pin hole are arranged in a staggered mode, the butt joint interface of the second pin hole and the fourth pin hole is arranged in a staggered mode, the butt joint position between the first pin hole and the third pin hole is a staggered interface, the butt joint position between the second pin hole and the fourth pin hole is a staggered interface, and when the first hoop unit and the second hoop unit generate relative displacement along the axis of the annular hoop hole, the diameter of the staggered interface and the diameter of the annular hoop hole are changed in an inversely proportional mode;
the first closing part and the second closing part are connected through a first oblique pin and a second oblique pin, the first oblique pin is inserted into the first pin hole and the third pin hole, the second oblique pin is inserted into the second pin hole and the fourth pin hole, and the first oblique pin and the second oblique pin are conical pins with the diameter of the head end smaller than that of the tail end.
2. The anchor ear structure of double angle-pin type fastener for construction scaffold as claimed in claim 1, wherein: the first hoop unit and the second hoop unit are semi-annular sleeves extending along the axis, and the first holding surface and the second holding surface are arc surfaces.
3. The anchor ear structure of double angle-pin type fastener for construction scaffold as claimed in claim 1, wherein: an included angle between the first wedge face and the axis face of the first hoop unit is alpha, and 0 ° < alpha <10 °.
4. The anchor ear structure of double angle-pin type fastener for construction scaffold as claimed in claim 1, wherein: the first hoop unit is provided with a first clamping part and a second clamping part, the first clamping part is a flange extending along the axial direction of the first hoop unit, the second clamping part is a flange extending along the axial direction of the second hoop unit, the first clamping part and the first hoop unit are of an integrated structure, and the second clamping part and the second hoop unit are of an integrated structure.
5. The anchor ear structure of double angle-pin type fastener for construction scaffold as claimed in claim 1, wherein: the first pin hole and the second pin hole form a first V-shaped combined pin hole, and two side parts of the first hoop unit are provided with at least one pair of first V-shaped combined pin holes which are symmetrically arranged; the third pin hole and the fourth pin hole form a group of second V-shaped combined pin holes, and at least one pair of second V-shaped combined pin holes which are symmetrically arranged with each other are arranged at two sides of the second hoop unit.
6. The anchor ear structure of double angle-pin type fastener for construction scaffold as claimed in claim 1, wherein: the included angle between the axis of the first pin hole and the axis of the second pin hole is beta, and the included angle is 30 degrees < beta <90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046767.9U CN211691429U (en) | 2020-01-08 | 2020-01-08 | Double-taper-pin type fastener hoop structure for building scaffold |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046767.9U CN211691429U (en) | 2020-01-08 | 2020-01-08 | Double-taper-pin type fastener hoop structure for building scaffold |
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| CN211691429U true CN211691429U (en) | 2020-10-16 |
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| CN202020046767.9U Active CN211691429U (en) | 2020-01-08 | 2020-01-08 | Double-taper-pin type fastener hoop structure for building scaffold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196252A (en) * | 2020-12-07 | 2021-01-08 | 烟台华虹建筑科技有限公司 | Scaffold fastener |
| CN112221881A (en) * | 2020-10-23 | 2021-01-15 | 重庆工商大学 | Paper core dispensing pre-clamping device |
-
2020
- 2020-01-08 CN CN202020046767.9U patent/CN211691429U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112221881A (en) * | 2020-10-23 | 2021-01-15 | 重庆工商大学 | Paper core dispensing pre-clamping device |
| CN112221881B (en) * | 2020-10-23 | 2021-07-20 | 重庆工商大学 | Paper core dispensing pre-clamping device |
| CN112196252A (en) * | 2020-12-07 | 2021-01-08 | 烟台华虹建筑科技有限公司 | Scaffold fastener |
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