CN219930713U - Auxiliary pier top construction safety rope fixing device - Google Patents
Auxiliary pier top construction safety rope fixing device Download PDFInfo
- Publication number
- CN219930713U CN219930713U CN202320754055.6U CN202320754055U CN219930713U CN 219930713 U CN219930713 U CN 219930713U CN 202320754055 U CN202320754055 U CN 202320754055U CN 219930713 U CN219930713 U CN 219930713U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- supporting
- safety rope
- sliding piece
- supporting sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000004575 stone Substances 0.000 abstract description 6
- 239000000945 filler Substances 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000006978 adaptation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of pier top operation safety protection, and particularly relates to an auxiliary pier top construction safety rope fixing device; comprises an inner support clamp and a bracket connected with the inner support clamp; the inner supporting clamp comprises a middle linear feeding mechanism and a supporting component surrounding the linear feeding mechanism, and the linear feeding mechanism comprises a screw rod, a supporting sleeve and a sliding piece; the screw rod passes through the center of the supporting sleeve, and the sliding piece is screwed with the screw rod in the supporting sleeve; the top supporting component comprises an anchor plate and two top supporting rods, one ends of the two top supporting rods are hinged with the same hinging point on the anchor plate, and the other ends of the two top supporting rods are respectively hinged with the sliding piece and the supporting sleeve; the bracket is connected with the exposed part of the screw rod opposite to the supporting sleeve; the upper bracket is sleeved with threads and connected, and the lower part of the upper bracket is anchored in an anchor bolt hole of the filler stone by adopting an inner supporting clamp through a screw rod, so that a safe and reliable high-hanging safety rope device is formed, the bracket is fixed through the inner supporting clamp, and the overhead fixation of the pier-top construction safety rope is realized.
Description
Technical Field
The utility model belongs to the technical field of pier top operation safety protection, and particularly relates to an auxiliary pier top construction safety rope fixing device.
Background
Pier top filler stone roughening, paying off, anchor bolt position rechecking, 0# block prepressing, personnel working at pier top when the side span cast-in-situ section prepressing is needed, the pier top is free of a high hanging safety rope device, so that working risks are large, and a fixed tool structure capable of providing a high hanging safety rope is designed and manufactured for facilitating construction by combining the filler stone anchor bolt hole size.
Disclosure of Invention
The utility model aims to solve the problem that a high-hanging safety rope has no reliable fixing point during pier top operation construction.
The utility model provides the following technical scheme: the auxiliary pier top construction safety rope fixing device comprises an inner support clamp and a bracket connected with the inner support clamp;
the inner supporting clamp comprises a middle linear feeding mechanism and a supporting component surrounding the linear feeding mechanism, and the linear feeding mechanism comprises a screw rod, a supporting sleeve and a sliding piece; the screw rod passes through the center of the supporting sleeve, two radial protruding parts on the screw rod limit the axial movement of the screw rod along the supporting sleeve at two ends of the supporting sleeve, the sliding piece is screwed with the screw rod in the supporting sleeve, and the sliding piece and the screw rod are radially fixed relative to the supporting sleeve;
the top support part comprises an anchor plate and two top support rods, one ends of the two top support rods are hinged to the same hinge point on the anchor plate, the other ends of the two top support rods are respectively hinged to the sliding piece and the supporting sleeve, the hinge shaft of the top support rods is perpendicular to the moving direction of the sliding piece, the supporting sleeve is provided with a guide groove parallel to the screw rod, and the top support rods are connected with the sliding piece through the guide groove.
The bracket is connected with the exposed part of the screw rod opposite to the supporting sleeve.
Further, the sliding piece is in sliding contact with the wall of the supporting sleeve, and the lug plate on the sliding piece extends out of the guide groove and is connected with the top supporting rod.
Further, the support is a frame built by a vertical pipe, a transverse support and inclined rods, an inner support clamp is arranged under each vertical pipe, the vertical pipes are in threaded connection with the screw rods, and the transverse support and the inclined rods are connected with the vertical pipes through pipe fasteners.
Further, the support comprises four risers, four crossbrace and four diagonal rods, and four risers distribute in the four corners of rectangle, and four crossbrace are connected end to end on the riser top, and four diagonal rods are connected respectively between adjacent risers.
Further, a tray is arranged at the bottom end of the screw rod, a compression ring is arranged outside the cylinder opening of the support sleeve on the screw rod, and the tray and the compression ring are in sliding contact with the cylinder opening of the support sleeve.
Further, a rubber pad is arranged on the contact surface of the anchor plate and the hole wall.
Further, four propping components are uniformly distributed around the linear feeding mechanism.
Further, the top end of the screw rod is provided with a polygonal column with the concentric width smaller than the diameter of the screw rod.
Compared with the prior art, the utility model has the advantages that:
the utility model provides an auxiliary pier top construction safety rope fixing device, which is a fixing device formed by bolting, wherein an upper bracket is sleeved with wires, and the lower part of the upper bracket is anchored in an anchor bolt hole of a filler stone by adopting an inner supporting clamp through a screw rod, so that a safe and reliable high-hanging safety rope device is formed, and the bracket is fixed by the inner supporting clamp, so that the pier top construction safety rope overhead fixing is realized. The aperture range of the anchor bolt hole of internal stay anchor clamps adaptation is wide, does not need to change the existing structure in mound top when installing this safety rope fixing device, does not have destructiveness to the mound top.
Drawings
FIG. 1 is a schematic installation view of a safety line fixture;
FIG. 2 is a schematic view of the structure of the inner stay clamp;
FIG. 3 is a schematic view of the slider, jack-stay, and anchor plate connections;
in the figure: 1-an inner support clamp; 1.1-a slider; 1.2-top stay bar; 1.3-screw rod; 1.4-supporting the sleeve; 1.5-ear panels; 1.6-anchor plate; 1.7-trays; 1.8-a compression ring; 2-a bracket; 2.1-a riser; 2.2-cross braces; 2.3-diagonal bars; 3-filler stone.
Detailed Description
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
As shown in fig. 1: the auxiliary pier top construction safety rope fixing device comprises an inner support clamp 1 and a bracket 2 connected with the inner support clamp 1; the internal stay fixture 1 is used for anchoring in anchor bolt holes of the pier top backing stone 3, the safety rope is hung on the support 2, and the effective connection of the safety rope and the pier body is realized through the internal stay fixture 1 and the support 2.
As shown in fig. 2 and 3: the inner supporting clamp 1 comprises a middle linear feeding mechanism and supporting parts surrounding the linear feeding mechanism, wherein the four supporting parts are uniformly distributed around the linear feeding mechanism. The linear feeding mechanism comprises a screw rod 1.3, a supporting sleeve 1.4 and a sliding piece 1.1; the lead screw 1.3 passes through the center of the support sleeve 1.4, two radial protruding parts on the lead screw 1.3 limit the axial movement of the lead screw 1.3 along the support sleeve 1.4 at two ends of the support sleeve 1.4, and the radial protruding parts are in sliding contact with the edges of the upper cylinder mouth and the lower cylinder mouth of the support sleeve 1.4, so that the rotation of the lead screw 1.3 is not hindered. The sliding piece 1.1 is screwed with the screw rod 1.3 in the supporting sleeve 1.4, the sliding piece 1.1 and the screw rod 1.3 are fixed in the radial direction relative to the supporting sleeve 1.4, the radial positions of the sliding piece 1.1 and the screw rod 1.3 relative to the supporting sleeve 1.4 are kept, the sliding piece 1.1 is matched with the supporting sleeve 1.4 to limit the rotation of the sliding piece 1.1, and when the screw rod 1.3 rotates, the sliding piece 1.1 is enabled to stably move in the supporting sleeve 1.4 along the axial direction.
The two radial bulges are respectively a tray 1.7 and a compression ring 1.8, the bottom end of the screw rod 1.3 is provided with the tray 1.7, the screw rod 1.3 is provided with the compression ring 1.8 outside the cylinder opening on the support sleeve 1.4, and the tray 1.7 and the compression ring 1.8 are in sliding contact with the cylinder opening of the support sleeve 1.4.
The top support component comprises an anchor plate 1.6 and two top support rods 1.2, one ends of the two top support rods 1.2 are hinged to the same hinge point on the anchor plate 1.6, the other ends of the two top support rods 1.2 are respectively hinged to a sliding piece 1.1 and a support sleeve 1.4, a hinge shaft of the top support rod 1.2 is perpendicular to the moving direction of the sliding piece 1.1, a guide groove parallel to a screw rod 1.3 is formed in the support sleeve 1.4, and the top support rods 1.2 and the sliding piece 1.1 are connected through the guide groove. The two top struts 1.2 are respectively defined as a first top strut and a second top strut, the first top strut being a rod connected with the support sleeve 1.4, the second top strut being a rod connected with the slider 1.1; when the screw rod 1.3 rotates to push the sliding piece 1.1 to move downwards, the second supporting rod pushes the anchor plate 1.6 to rotate by taking the first supporting rod as a radius, the anchor plate 1.6 is unfolded relative to the supporting sleeve 1.4, and a plurality of anchor plates 1.6 are supported on the wall of the anchor bolt hole in a supporting mode, so that an expansion connection effect is formed. When the screw rod 1.3 rotates to push the sliding piece 1.1 to move upwards, the second top supporting rod pushes the anchor plate 1.6 to rotate by taking the first top supporting rod as a radius, the anchor plate 1.6 is retracted relative to the supporting sleeve 1.4, a plurality of anchor plates 1.6 are separated from the wall of the anchor hole, and the top supporting component can be pulled out of the anchor hole.
The top end of the screw rod 1.3 is provided with a polygonal column with the concentric width smaller than the diameter of the screw rod 1.3, and a wrench is clamped with the polygonal column to screw the screw rod 1.3.
The support 2 is connected with the exposed part of the screw rod 1.3 opposite to the support sleeve 1.4, and the support 2 and the screw rod 1.3 can be in threaded connection, detachable fastener connection, bolt connection or welding.
The sliding piece 1.1 is in sliding contact with the wall of the supporting sleeve 1.4, the radial positions of the sliding piece 1.1 and the screw rod 1.3 relative to the supporting sleeve 1.4 are limited, the lug plate 1.5 on the sliding piece 1.1 extends out of the guide groove and then is connected with the top supporting rod 1.2, and the lug plate 1.5 is inserted into the guide groove of the supporting sleeve 1.4 to limit the rotation of the sliding piece 1.1.
In order to prevent indentations from being left in the anchor bolt holes, the contact surface of the anchor plate 1.6 and the hole wall is provided with a rubber pad.
The anchor plate is made of a 10mm thick steel plate, and the short side is 50mm and the long side is 200mm; the supporting sleeve is made of steel pipes with phi 80 and wall thickness of 3.5mm, the height of the supporting sleeve is 350mm, 4 guide grooves are symmetrically formed in the pipe wall at a position 50mm away from the pipe top, the width of each guide groove is 1.2cm, and the length of each guide groove is 20cm; the sliding part adopts a blanking cylinder of a steel plate with the thickness of 20mm, the diameter is 79mm, a hole is punched in the center (the aperture is 28 mm) and sleeved with threads, 4 steel plates with the thickness of 25mm multiplied by 25mm are welded on the circumference of the sliding part, and holes are drilled on the steel plates with the thickness of 10 m; the anchor plate is made of a 10mm steel plate, the short side is 50mm, and the long side is 200mm; the lead screw adopts a phi 18 steel bar threading support, and a six-edge steel bar is welded at the end head.
As shown in fig. 1: the support 2 is a framework built by a vertical pipe 2.1, a transverse support 2.2 and inclined rods 2.3, an inner support clamp 1 is arranged below each vertical pipe 2.1, the vertical pipe 2.1 is in threaded connection with a screw rod 1.3, the transverse support 2.2 and the inclined rods 2.3 are connected with the vertical pipe 2.1 through pipe fasteners, the support 2 is lifted to the pier top in a decomposition mode, after the inner support clamp 1 is installed, the vertical pipe 2.1 is connected with the inner support clamp 1, then the transverse support 2.2 and the inclined rods 2.3 are installed, and a safety rope is hung on the transverse support 2.2.
The support 2 comprises four vertical pipes 2.1, four transverse struts 2.2 and four diagonal rods 2.3, the four vertical pipes 2.1 are distributed at four corners of a rectangle, the four transverse struts 2.2 are connected end to end at the top end of the vertical pipe 2.1, and the four diagonal rods 2.3 are respectively connected between the adjacent vertical pipes 2.1.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An auxiliary pier top construction safety rope fixing device which is characterized in that: comprises an inner supporting clamp (1) and a bracket (2) connected with the inner supporting clamp (1);
the inner supporting clamp (1) comprises a middle linear feeding mechanism and a supporting component surrounding the linear feeding mechanism, wherein the linear feeding mechanism comprises a screw rod (1.3), a supporting sleeve (1.4) and a sliding piece (1.1); the screw rod (1.3) passes through the center of the supporting sleeve (1.4), two radial protruding parts on the screw rod (1.3) limit the screw rod (1.3) to axially move along the supporting sleeve (1.4) at two ends of the supporting sleeve (1.4), the sliding piece (1.1) is screwed with the screw rod (1.3) in the supporting sleeve (1.4), and the sliding piece (1.1) and the screw rod (1.3) are radially fixed relative to the supporting sleeve (1.4);
the top support component comprises an anchor plate (1.6) and two top support rods (1.2), one ends of the two top support rods (1.2) are hinged to the same hinge point on the anchor plate (1.6), the other ends of the two top support rods (1.2) are respectively hinged to the sliding piece (1.1) and the supporting sleeve (1.4), the hinge shaft of the top support rods (1.2) is perpendicular to the moving direction of the sliding piece (1.1), guide grooves parallel to the screw rod (1.3) are formed in the supporting sleeve (1.4), and the top support rods (1.2) are connected with the sliding piece (1.1) through the guide grooves;
the bracket (2) is connected with the exposed part of the screw rod (1.3) opposite to the supporting sleeve (1.4).
2. The auxiliary pier top construction safety rope fixing device according to claim 1, wherein: the sliding piece (1.1) is in sliding contact with the cylinder wall of the supporting sleeve (1.4), and the lug plate (1.5) on the sliding piece (1.1) extends out of the guide groove and is connected with the top supporting rod (1.2).
3. The auxiliary pier top construction safety rope fixing device according to claim 2, wherein: the support (2) is a frame built by stand pipes (2.1), cross braces (2.2) and diagonal rods (2.3), an inner support clamp (1) is arranged below each stand pipe (2.1), the stand pipes (2.1) are in threaded connection with the screw rods (1.3), and the cross braces (2.2) and the diagonal rods (2.3) are connected with the stand pipes (2.1) through pipe fasteners.
4. An auxiliary pier top construction safety rope fixing device according to claim 3, wherein: the support (2) comprises four vertical pipes (2.1), four transverse struts (2.2) and four diagonal rods (2.3), the four vertical pipes (2.1) are distributed at four corners of a rectangle, the four transverse struts (2.2) are connected end to end at the top end of the vertical pipe (2.1), and the four diagonal rods (2.3) are respectively connected between the adjacent vertical pipes (2.1).
5. The auxiliary pier top construction safety rope fixing device according to claim 1, wherein: the bottom end of the screw rod (1.3) is provided with a tray (1.7), the screw rod (1.3) is provided with a compression ring (1.8) outside the cylinder opening on the support sleeve (1.4), and the tray (1.7) and the compression ring (1.8) are in sliding contact with the cylinder opening of the support sleeve (1.4).
6. The auxiliary pier top construction safety rope fixing device according to claim 1, wherein: the contact surface of the anchor plate (1.6) and the hole wall is provided with a rubber pad.
7. The auxiliary pier top construction safety rope fixing device according to claim 1, wherein: the four propping components are uniformly distributed around the linear feeding mechanism.
8. The auxiliary pier top construction safety rope fixing device according to claim 1, wherein: the top end of the screw rod (1.3) is provided with a polygonal column with the concentric width smaller than the diameter of the screw rod (1.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754055.6U CN219930713U (en) | 2023-04-07 | 2023-04-07 | Auxiliary pier top construction safety rope fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754055.6U CN219930713U (en) | 2023-04-07 | 2023-04-07 | Auxiliary pier top construction safety rope fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219930713U true CN219930713U (en) | 2023-10-31 |
Family
ID=88492850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320754055.6U Active CN219930713U (en) | 2023-04-07 | 2023-04-07 | Auxiliary pier top construction safety rope fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219930713U (en) |
-
2023
- 2023-04-07 CN CN202320754055.6U patent/CN219930713U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |