CN216664961U - Scaffold board fixing device - Google Patents
Scaffold board fixing device Download PDFInfo
- Publication number
- CN216664961U CN216664961U CN202122359947.XU CN202122359947U CN216664961U CN 216664961 U CN216664961 U CN 216664961U CN 202122359947 U CN202122359947 U CN 202122359947U CN 216664961 U CN216664961 U CN 216664961U
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- clamping
- nut
- scaffold board
- scaffold
- hole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model provides a scaffold board fixing device which comprises a clamping ring, wherein a through hole facing the center of the clamping ring is formed in the wall surface of the clamping ring, a jacking nut is arranged at one side, located at the outer wall of the clamping ring, of the through hole, a jacking bolt is arranged in the jacking nut, a clamping nut is arranged at the position, opposite to the jacking nut, of the outer wall of the clamping ring, a clamping stud is arranged in the clamping nut, the upper part of the clamping stud is connected to the middle of a clamping plate, and a tightening piece is arranged at the middle of one side, far away from the clamping stud, of the clamping plate. The scaffold board is pre-arranged on the small cross bar of the outer scaffold, can firmly clamp the scaffold board above the small cross bar, is convenient to install and remove, and can be repeatedly used.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a scaffold board fixing device.
Background
The external scaffold of the building refers to a scaffold erected on the periphery of the building, is mainly used for building an external wall, decorating an external facade and reinforcing concrete engineering, and is an indispensable safety protection measure in the construction process of a main body structure. The outer scaffold is built by the steel pipe and is formed, and for the convenience of walking, construction operation of workman on outer scaffold, the scaffold board is laid to the little horizontal pole top of outer scaffold. But at present, generally adopt the iron wire to fix the scaffold board on the steel pipe of outer scaffold frame, need to twist the iron wire disconnected when dismantling the scaffold board, not only cost a large amount of iron wires but also waste time and energy, the scaffold board is not hard up when the ligature is not firm, takes place danger easily.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is to provide a scaffold board fixing device, which is pre-arranged on the small cross bar of the outer scaffold, can firmly clamp the scaffold board above the small cross bar, is convenient to install and remove, and can be reused.
The scaffold board fixing device comprises a clamping ring, wherein a through hole facing the center of the clamping ring is formed in the wall surface of the clamping ring, a jacking nut is arranged on one side, located on the outer wall of the clamping ring, of the through hole, a jacking bolt is arranged in the jacking nut, the jacking bolt penetrates through the through hole and enters the clamping ring, a clamping nut is arranged on the outer wall of the clamping ring and opposite to the jacking nut, a clamping stud is arranged in the clamping nut, the upper portion of the clamping stud is connected to the middle of a clamping board, and a tightening piece is arranged in the middle of one side, away from the clamping stud, of the clamping board.
The tightening piece comprises a hexagonal flange pan head or a cross-recessed pan head.
The snap ring is a steel pipe with the width of 30mm-50 mm.
The inner diameter of the through hole is larger than the diameter of the puller bolt by 2 mm.
The length of the puller bolt is at least 10mm greater than the sum of the heights of the puller nut and the through hole, and the diameter of the puller bolt is at least 8 mm.
The length of the clamping nut is less than or equal to the thickness of the scaffold plate.
The clamping plate is a square steel plate, and the edge of the square steel plate is larger than the width of the clamping ring.
The puller bolt is a hexagonal flange bolt.
From the above description, the scaffold board fixing device provided by the utility model comprises a plurality of snap rings which can be sleeved on the small cross bar of the scaffold in advance, after the scaffold board is erected on the small cross bar, the snap rings are arranged at the two side parts of the scaffold board, the snap rings are provided with tightening bolts for tightening the small cross bar, the snap rings are firmly clamped on the small cross bar, the upper parts of the snap rings are provided with clamping nuts, clamping studs and clamping plates, and the two side parts of the scaffold board are clamped between the clamping plates and the small cross bar. The clamping double-screw bolt is suitable for fixing scaffold boards with different thicknesses, is simple to install and dismantle, reduces the cost and can be recycled.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings.
In the drawings:
FIG. 1 is a schematic structural view of a scaffold board fixture according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
the clamping device comprises a clamping ring 1, a through hole 2, a tightening nut 3, a tightening bolt 4, a clamping nut 5, a clamping stud 6, a clamping plate 7 and a tightening piece 8.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a scaffold board fixture according to an embodiment of the present invention;
as shown in fig. 1, the scaffold board fixing device provided in this embodiment can be used for fixing scaffold boards of external scaffolds, and can also be used for fixing boards on the upper portions of other pipes. Each layer of outer scaffold has a plurality of little horizontal poles, and a plurality of scaffold boards are set up perpendicularly side by side on little horizontal pole, adopt this device to fix firmly scaffold board and little horizontal pole.
This embodiment includes snap ring 1, and snap ring 1 is used for cup jointing on little horizontal pole, is provided with the tight mechanism in top on snap ring 1 for the tight little horizontal pole in top makes snap ring 1 can not rotate, is provided with the card on snap ring 1 and fixes solid mechanism for the limit portion of card solid scaffold board makes the scaffold board fix the top at little horizontal pole. The snap ring 1 can be made of a steel pipe, the steel pipe is cut into a short steel pipe with the width of about 50mm, the wall thickness of the steel pipe can be less than 5mm, and the diameter of the steel pipe is determined according to the diameter of a small cross rod in a construction site and is larger than the outer diameter of the small cross rod to be sleeved.
The tightening device can comprise a through hole 2 which is arranged on the wall surface of the clamping ring 1 and faces to the center of the clamping ring 1, and the center axis of the through hole 2 is located in the middle of the width direction of the wall surface of the clamping ring 1 and faces to the center of the clamping ring 1. The side, located at the outer wall of the clamping ring 1, of the through hole 2 is welded with the puller nut 3, the puller bolt 4 is screwed in the puller nut 3, the puller bolt 4 penetrates through the through hole 2 to enter the clamping ring 1, and a small cross rod in the puller clamping ring 1 is pulled. The inner diameter of the through hole 2 is slightly larger than that of the puller bolt 4, so that the puller bolt 4 can pass through the through hole 2 conveniently, and the inner diameter of the through hole 2 can be larger than that of the puller bolt 4 by about 2 mm. The length of the puller bolt 4 is at least 10mm greater than the sum of the heights of the puller nut 3 and the through hole 2. The puller bolt 4 can adopt a hexagon flange bolt with the diameter of 8mm or 10mm, and the puller area cannot be too small. The length of the puller bolt 4 in the clamping ring 1 can be adjusted, and the puller bolt is suitable for jacking steel pipes with different diameters.
The clamping mechanism comprises a clamping nut 5 welded on the outer wall of the clamping ring 1 at a position opposite to the puller nut 3, and the central axis of the clamping nut 5 is the same as the central axis of the puller nut 3. The clamping and fixing device is characterized in that a clamping and fixing piece is screwed in the clamping and fixing nut 5 and comprises a clamping and fixing stud 6 and a clamping and fixing plate 7, the clamping and fixing stud 6 is screwed in the clamping and fixing nut 5, the upper part of the clamping and fixing stud 6 is connected to the middle of the clamping and fixing plate 7, a screwing piece 8 is arranged in the middle of one side, away from the clamping and fixing stud 6, of the clamping and fixing plate 7, and the screwing piece 8 can be a hexagonal flange head or a cross-shaped groove flange head and is used for screwing the clamping and fixing piece into the clamping and fixing nut 5. The clamping plate 7 is used for pressing the edge part of the scaffold plate above the scaffold plate, so that the scaffold plate is fixed between the clamping plate 7 and the small cross bar. After the clamping is finished, the distance between one end of the clamping plate 7, which is connected with the clamping stud 6, and one end of the clamping plate, which is connected with the clamping nut 5 and the clamping ring 1, is the thickness of the scaffold plate.
The clamping member can move up and down in the clamping stud 6, and the distance between one side of the clamping plate 7 connected with the clamping stud 6 and one end of the clamping nut 5 connected with the snap ring 1 can be adjusted within a certain range, so that the clamping mechanism can clamp scaffold plates with different thicknesses. In order to ensure that the clamping member can clamp the scaffold board with most thickness, namely after the clamping member is connected with the clamping stud 6, the distance between one end of the clamping plate 7, which is connected with the clamping nut 5 and the clamping stud 6, and one end of the clamping nut 5, which is connected with the clamping ring 1, can adapt to the thickness of most scaffold boards, and the length of the clamping nut 5 cannot be too long and is less than or equal to the thinnest scaffold board thickness.
The clamping and fixing plate 7 can be a square steel plate, and the edge of the clamping and fixing plate 7 is larger than the width of the clamping ring 1. The clamping plate 7 with a larger area is more beneficial to stable clamping.
The installation mode is as follows:
the width and the quantity of the scaffold boards which can be laid according to the needs are sleeved with a plurality of snap rings 1 of the device in advance on each small cross rod. The distance between the solid nut of this device's card 5 adjacent on same little horizontal pole equals the width of scaffold board, will push up the vertical top of tight nut 3 tightly in the lower part of little horizontal pole, lay the scaffold board perpendicularly side by side on little horizontal pole, every scaffold board all is between solid nut of card 5, screws up the card firmware in solid nut of card 5, and solid board 7 of card compresses tightly in the limit portion top of scaffold board.
The scaffold board securing device according to the present invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the scaffold board attachment apparatus of the present invention described above without departing from the spirit of the utility model. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (8)
1. A scaffold board fixing device is characterized by comprising a snap ring, wherein a through hole facing to the center of the snap ring is arranged on the wall surface of the snap ring, a puller nut is arranged at one side of the through hole, which is positioned at the outer wall of the snap ring, a puller bolt is arranged in the puller nut, the puller bolt penetrates through the through hole and enters the snap ring,
the outer wall of the clamping ring is provided with a clamping nut opposite to the jacking nut, a clamping stud is arranged in the clamping nut, the upper part of the clamping stud is connected to the middle part of the clamping plate, and a tightening part is arranged in the middle part of one side, far away from the clamping stud, of the clamping plate.
2. The scaffold board securing apparatus of claim 1, wherein the tightening member comprises a hex head or a cross-slot head.
3. The scaffold board fixture of claim 1, wherein the snap ring is a steel tube having a width of 30mm to 50 mm.
4. The scaffold board fixture of claim 1, wherein the inner diameter of the through-hole is 2mm larger than the diameter of the tightening bolt.
5. The scaffold board attachment of claim 1, wherein the length of the puller bolt is at least 10mm greater than the sum of the heights of the puller nut and the through hole, and the diameter of the puller bolt is at least 8 mm.
6. The scaffold board fixture of claim 1, wherein the length of the clamping nut is less than or equal to the thickness of the scaffold board.
7. The scaffold board securing device of claim 1, wherein the snap-in board is a square steel plate with sides greater than the width of the snap ring.
8. The scaffold board securing apparatus of claim 1, wherein the jacking bolts are hex flange bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122359947.XU CN216664961U (en) | 2021-09-28 | 2021-09-28 | Scaffold board fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122359947.XU CN216664961U (en) | 2021-09-28 | 2021-09-28 | Scaffold board fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216664961U true CN216664961U (en) | 2022-06-03 |
Family
ID=81763975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122359947.XU Active CN216664961U (en) | 2021-09-28 | 2021-09-28 | Scaffold board fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216664961U (en) |
-
2021
- 2021-09-28 CN CN202122359947.XU patent/CN216664961U/en active Active
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