CN216141130U - Steel shotcrete lifting device - Google Patents
Steel shotcrete lifting device Download PDFInfo
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- CN216141130U CN216141130U CN202122189914.5U CN202122189914U CN216141130U CN 216141130 U CN216141130 U CN 216141130U CN 202122189914 U CN202122189914 U CN 202122189914U CN 216141130 U CN216141130 U CN 216141130U
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- steel support
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- semicircular
- annular clamp
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Abstract
The utility model discloses steel support hoisting equipment which comprises an annular clamp, wherein an inner ring of the annular clamp is matched with a steel support; the annular clamp comprises two semicircular rings, the lower ends of the two semicircular rings are hinged with each other, and the upper ends of the two semicircular rings are detachably connected through a connecting mechanism; the concave arc surfaces of the two semicircular rings are oppositely arranged and can enclose the inner ring matched with the steel support; and the outer side surface of each semicircular ring is provided with a positioning ring for the steel cable to pass through. The annular clamp can be fixed at a proper lifting position of the steel support, can avoid sliding of the annular clamp under the fastening action of the connecting mechanism, and fixes the steel cable on the steel support through the positioning ring, thereby facilitating the lifting of the steel support and improving the safety performance.
Description
Technical Field
The utility model relates to the technical field of hoisting equipment, in particular to steel support hoisting equipment.
Background
In each hoisting construction of underground space engineering, the participating construction party has rigorous analysis and calculation on hoisting point positions, stress performance and overhead forms of reinforcement cages in hoisting schemes such as bored pile reinforcement cages, underground continuous wall reinforcement cages and the like. However, for the same important steel support hoisting scheme, the steel support is often subjected to the emphasis on whether the steel support is installed in place, the safety state of the steel support in the hoisting process is less considered, and certain potential safety hazards exist, such as: before hoisting, a constructor generally directly surrounds the steel cable on the steel support, the surrounding position is strong in randomness, the unstable condition that the steel support is inclined in posture due to relative sliding of the steel cable and the steel support in the air is not considered, the installation of the steel support is not facilitated, and great potential safety hazards are brought to construction. Moreover, the same problems, even more dangerous, are faced with the same steel supports when they are dismantled.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide steel support hoisting equipment, and the steel support hoisting equipment overcomes the defects that the conventional steel cable is directly wound on a steel support, the wound position is strong in randomness, the steel cable and the steel support are easy to relatively slide in the air, so that the steel support is inclined in posture, the steel support is not convenient to install and remove, and the steel support has great potential safety hazard.
In order to achieve the purpose, the utility model provides steel support hoisting equipment which comprises an annular clamp, wherein an inner ring of the annular clamp is matched with a steel support; the annular clamp comprises two semicircular rings, the lower ends of the two semicircular rings are hinged with each other, and the upper ends of the two semicircular rings are detachably connected through a connecting mechanism; the concave arc surfaces of the two semicircular rings are oppositely arranged and can be enclosed into the inner ring matched with the steel support; and the outer side surface of each semicircular ring is provided with a positioning ring for the steel cable to pass through.
Preferably, in the above technical solution, an inner side surface of each semicircular ring is provided with a rubber strip.
Preferably, in the above technical scheme, the positioning ring includes two limiting through holes, an arc-shaped limiting through hole for the steel cable to pass through is provided along the circumferential direction of the outer side wall of each semicircular ring, and the concave arc surface of each limiting through hole faces the corresponding semicircular ring.
Preferably, in the above technical solution, each of the limiting through holes is disposed in an arc-shaped tube, and the outer side wall of each of the semicircular rings is provided with one of the arc-shaped tubes.
Preferably, in the above technical scheme, the connecting mechanism includes connecting blocks and bolts, the upper end of each semicircular ring is provided with the connecting block in an upward protruding manner, the connecting blocks of the two semicircular rings are arranged oppositely from left to right, each connecting block is provided with a connecting hole, and the bolts penetrate through the corresponding two connecting holes and are fastened and connected through nuts.
Preferably, in the above technical solution, the upper end of each semicircular ring is provided with at least two connecting blocks arranged at intervals in front and back.
Compared with the prior art, the utility model has the following beneficial effects:
1. the inner ring of the annular clamp is matched with the steel support, when the annular clamp is installed, the connection of the connecting mechanism is released, the two semicircular rings of the annular clamp can be outwards turned and opened and clamped on the steel support, and the annular clamp is locked on a position where the steel support is properly hoisted through the connecting mechanism, so that the annular clamp and the steel support are prevented from sliding relatively; then the steel cable surrounds and passes through the positioning rings on the outer side surfaces of the two semicircular rings, so that the steel cable can be limited on the annular clamp, the steel cable and the steel support are prevented from sliding relatively in the hoisting process, the steel support can keep a stable and safe posture in the whole hoisting process, the subsequent installation of the steel support is facilitated, the defects of strong randomness of construction hoisting points, unstable hoisting posture in the air and long adjustment time in installation in the prior art are effectively avoided, meanwhile, the construction difficulty of hoisting operators is reduced, and the safety of the hoisting construction of the steel support is greatly improved; in addition, the annular clamp does not need to be disassembled after the steel support is installed, and when the steel support is disassembled, the steel cable directly penetrates through the positioning ring to be lifted, so that the steel support is convenient to install and disassemble.
2. According to the utility model, the inner side surface of each semicircular ring is provided with the rubber strip, and the annular clamp can be firmly attached to the steel support and does not slide relatively by utilizing the properties of elasticity, wear resistance, good attachment, strong friction resistance and the like of the rubber strips.
Drawings
Fig. 1 is a schematic structural view of a steel support hoisting device according to the present invention.
Fig. 2 is a left side schematic view of fig. 1 according to the present invention.
Fig. 3 is a schematic top view of fig. 1 according to the present invention.
Description of the main reference numerals:
the device comprises a ring-shaped clamp 1, a semicircular ring 2, a rubber strip 3, a positioning ring 4, a hinge 5, a connecting block 6, a bolt 7 and a limiting through hole 8.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 to 3 show a schematic structural view of a steel support hoisting device comprising a ring clamp 1 according to a preferred embodiment of the present invention. Referring to fig. 1 to 3, the inner ring of the ring clamp 1 cooperates with a steel support to enable the ring clamp 1 to be mounted on the steel support. Wherein, the annular clamp 1 includes two semicircle rings 2, and the lower extreme of two semicircle rings 2 is articulated each other to make two semicircle rings 2 can outwards overturn and open. The upper ends of the two semicircular rings 2 are detachably connected through a connecting mechanism, so that the annular clamp 1 is conveniently and tightly mounted on the steel support. The concave arc surfaces of the two semicircular rings 2 are oppositely arranged and can enclose an inner ring matched with the steel support. The outer side of each semicircular ring 2 is provided with a positioning ring 4 for the steel cable to pass through so as to position the steel cable on the annular clamp 1. When the annular clamp is used, the connection of the connecting mechanism is released, the two semicircular rings 2 of the annular clamp 1 can be outwards turned and opened and clamped on a steel support, and then the annular clamp 1 is locked on a position where the steel support is properly hoisted through the connecting mechanism, so that the relative sliding between the annular clamp 1 and the steel support is avoided; then, the steel cable is wound around and penetrates through the positioning rings 4 on the outer side surfaces of the two semicircular rings 2, so that the steel cable can be limited on the annular clamp 1, the steel cable and the steel support are prevented from sliding relatively in the hoisting process, the steel support can be kept in a stable and safe posture in the whole hoisting process, the subsequent installation of the steel support is facilitated, the defects of strong randomness of a construction hoisting point, unstable hoisting posture in the air and long adjustment time in installation in the prior art are effectively avoided, meanwhile, the construction difficulty of hoisting operators is reduced, and the safety of steel support hoisting construction is greatly improved; in addition, the annular clamp 1 does not need to be disassembled after the steel support is installed, and when the steel support is disassembled, the steel cable directly penetrates through the positioning ring 4 to be lifted, so that the steel support is convenient to install and disassemble.
Referring to fig. 1, preferably, the inner side surface of each semicircular ring 2 is provided with a rubber strip 3, and the annular fixture 1 can be firmly attached to the steel support without relative sliding by utilizing the elasticity, wear resistance, good attachment and strong friction resistance of the rubber strips 3. Further preferably, the rubber strip 3 has a thickness of 5 mm.
Referring to fig. 1 to 3, the positioning ring 4 may be an annular groove, an annular ring, or a through hole. Preferably, holding ring 4 includes two spacing through-holes 8, and the spacing through-hole 8 of the arc form that supplies the cable wire to pass is seted up along its circumference direction to the lateral wall of every semicircle ring 2, and 8 concave circular arc faces of spacing through-hole set up towards the semicircle ring 2 that corresponds, and the cable wire of being convenient for passes the spacing through-hole 8 of two semicircle rings 2 that correspond to encircle on ring grip 1, and then encircle on the steel shotcrete, avoid the cable wire to produce and slide. Wherein, the limit through hole 8 can be directly arranged on the semicircular ring 2; or an arc-shaped pipe can be arranged on the semicircular ring 2, and a limiting through hole 8 is formed in a through hole in the arc-shaped pipe. Further preferably, each limiting through hole 8 is arranged in one arc-shaped pipe, and the outer side wall of each semicircular ring 2 is provided with one arc-shaped pipe. Wherein the arc-shaped pipe is welded with the semicircular ring 2.
Referring to fig. 1 to 3, the connection structure may be a snap, a latch, or a bolt connection. Preferably, coupling mechanism includes connecting block 6 and bolt 7, and the upper end of every semicircle ring 2 is equipped with connecting block 6 to the epirelief, and relative setting has been seted up about connecting block 6 of two semicircle rings 2, has seted up the connecting hole on every connecting block 6, and bolt 7 passes two corresponding connecting holes and passes through nut fastening connection, improves the stability of connecting, and the dismouting operation of two semicircle rings 2 of being convenient for. In order to improve the connection stability of the two semicircular rings 2, it is further preferable that the upper end of each semicircular ring 2 is provided with at least two connection blocks 6 arranged at intervals in the front-rear direction. Wherein, the lower ends of the two semicircular rings 2 are hinged with each other through a hinge 5.
Referring to fig. 1 to 3, preferably, the width of the ring clamp 1 in the front-rear direction is 200mm, that is, the width of the ring clamp 1 in the axial direction thereof is 200mm, the wall thickness of the ring clamp 1 is 20mm, and the diameter of the inner ring of the ring clamp 1 corresponds to the steel support, so as to improve the strength of the ring clamp 1.
Referring to fig. 1 to 3, it is preferable that the inner diameter of the positioning ring 4 is 60mm and the wall thickness of the positioning ring 4 is 4mm to enhance the strength of the positioning ring 4.
The annular clamp 1 can be fixed at a proper lifting position of a steel support, the annular clamp 1 can be prevented from sliding under the fastening action of the rubber strip 3 and the connecting mechanism, the steel cable is fixed on the steel support through the positioning ring 4, the steel support can be conveniently lifted, and the safety performance is improved.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (9)
1. The steel support hoisting equipment is characterized by comprising an annular clamp, wherein an inner ring of the annular clamp is matched with a steel support; the annular clamp comprises two semicircular rings, the lower ends of the two semicircular rings are hinged with each other, and the upper ends of the two semicircular rings are detachably connected through a connecting mechanism; the concave arc surfaces of the two semicircular rings are oppositely arranged and can enclose the inner ring matched with the steel support; and the outer side surface of each semicircular ring is provided with a positioning ring for the steel cable to pass through.
2. The steel shotcrete equipment of claim 1, wherein the inside surface of each semicircle ring is provided with a rubber strip.
3. The steel shotcrete device of claim 2, wherein the rubber strip is 5mm thick.
4. The steel support hoisting device of claim 1, wherein the positioning ring comprises two limiting through holes, the outer side wall of each semicircular ring is provided with an arc-shaped limiting through hole for the steel cable to pass through along the circumferential direction, and the concave arc surface of each limiting through hole is arranged towards the corresponding semicircular ring.
5. The steel shotcrete equipment of claim 4, wherein each of the limiting through holes is disposed in an arc tube, and one arc tube is disposed on an outer side wall of each of the semicircular rings.
6. The steel support hoisting device of claim 1, wherein the connecting mechanism comprises connecting blocks and bolts, the upper end of each semicircular ring is provided with the connecting block in an upward protruding manner, the connecting blocks of the two semicircular rings are oppositely arranged left and right, each connecting block is provided with a connecting hole, and the bolts penetrate through the corresponding two connecting holes and are fastened and connected through nuts.
7. The steel support hoisting device of claim 6, wherein the upper end of each semicircular ring is provided with at least two connecting blocks arranged at intervals in front and back.
8. The steel support hoisting device of claim 1, wherein the ring clamp has a width of 200mm in the fore-and-aft direction and a wall thickness of 20 mm.
9. The steel support hoisting device of claim 1, wherein the locating ring has an inner diameter of 60mm and a wall thickness of 4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189914.5U CN216141130U (en) | 2021-09-10 | 2021-09-10 | Steel shotcrete lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189914.5U CN216141130U (en) | 2021-09-10 | 2021-09-10 | Steel shotcrete lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216141130U true CN216141130U (en) | 2022-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122189914.5U Active CN216141130U (en) | 2021-09-10 | 2021-09-10 | Steel shotcrete lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216141130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262629A (en) * | 2022-07-29 | 2022-11-01 | 中交(南京)建设有限公司 | Method for dismantling steel support under half cover plate |
-
2021
- 2021-09-10 CN CN202122189914.5U patent/CN216141130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262629A (en) * | 2022-07-29 | 2022-11-01 | 中交(南京)建设有限公司 | Method for dismantling steel support under half cover plate |
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