CN221255489U - Be used for transferring quick steel support jib - Google Patents
Be used for transferring quick steel support jib Download PDFInfo
- Publication number
- CN221255489U CN221255489U CN202323057789.8U CN202323057789U CN221255489U CN 221255489 U CN221255489 U CN 221255489U CN 202323057789 U CN202323057789 U CN 202323057789U CN 221255489 U CN221255489 U CN 221255489U
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- steel support
- steel
- limiting block
- lowering
- pin shaft
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 113
- 239000010959 steel Substances 0.000 title claims abstract description 113
- 238000000034 method Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 9
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a quick steel support suspender for lowering, which relates to the technical field of foundation pit construction and comprises a limiting block, connecting steel pipes, double-head connecting screws and steel support connecting pieces, wherein the steel support connecting pieces are connected with a quick steel support, at least one double-head connecting screw and at least two connecting steel pipes are arranged between the limiting block and the steel support connecting pieces, every two connecting steel pipes are connected through threads of the double-head connecting screws to form an adjusting pipe, and two ends of the adjusting pipe are respectively connected with the limiting block and the steel support connecting pieces. The utility model solves the problem of low safety of the bearing piece of the existing steel support lowering device.
Description
Technical Field
The utility model relates to the technical field of foundation pit construction, in particular to a quick steel support suspender for lowering.
Background
In the foundation pit construction process of the building engineering, a supporting structure is generally required to be adopted to protect the stability of soil around the foundation pit, prevent the foundation pit from deforming or collapsing, and ensure the safety and smooth operation in the foundation pit. The steel support is one of main structures of foundation pit support, can provide higher horizontal and vertical support capability, has higher rigidity, strength and stability, long service life, can be recycled, has low cost and low noise compared with concrete construction, and is an excellent support structure selection. The existing steel support is placed in the foundation pit, a winch is used for hoisting, a bearing part of the steel support is a steel wire rope, the hoisted steel support is easy to shake in the process of placing, the depth of the foundation pit is deeper, the shaking amplitude is larger, and the safety is low. In order to simplify the construction and dismantling processes of the existing steel supports and improve the construction efficiency, the applicant develops a whole quick steel support formed by combining a plurality of steel supports, the quick steel support is huge in size and heavier in weight, a plurality of winches are needed to be used for hoisting, during operation, steel wires of all winches are needed to be connected to the quick steel support at positions where the steel wires are convenient to bind, due to uneven stress, the shaking frequencies of all the steel wires are different, so that the quick steel support is easy to shake or/and twist in the lowering process, the steel wires are easy to break under the condition, the construction safety cannot be guaranteed, and the accuracy of the lowering height is difficult to control. Therefore, developing a bearing member that can be used with a lifting device has become an urgent need to ensure the safety of lowering a rapid steel support.
Disclosure of utility model
The utility model aims to provide a quick steel support boom for lowering, which can solve the problem of low safety of a bearing piece of the existing steel support lowering device.
In order to solve the problems, the utility model adopts the following technical scheme: this kind of quick steel support jib for transferring, the jib includes stopper, connecting steel pipe, double-end connecting screw and steel support connecting piece, steel support connecting piece with quick steel support is connected, the stopper with be provided with at least one between the steel support connecting piece double-end connecting screw and two at least connecting steel pipe, these connect through between every two of steel pipe double-end connecting screw threaded connection forms the regulation pipe, the both ends of regulation pipe respectively with the stopper steel support connecting piece is connected.
In the above technical solution for lowering a rapid steel support boom, the more specific technical solution may also be: and two ends of the adjusting pipe are respectively in threaded connection with the limiting block and the steel support connecting piece.
Further, a set screw is installed on the connecting steel pipe.
Further, the upper end of the limiting block is provided with a hanging ring.
Further, the lifting ring is a rotary lifting ring, and the rotary lifting ring is in threaded connection with the limiting block.
Further, a first mounting hole is formed in the wall body of the limiting block.
Further, a second mounting hole is formed in the connecting steel pipe.
Further, the middle part of double-end connecting screw rod has the location boss, set up the third mounting hole on the wall of location boss.
Further, the steel support connecting piece comprises a fork lug, a pin shaft and a pin shaft baffle, the fork lug is provided with a threaded section, the pin shaft is perpendicular to the threaded section, one end of the pin shaft penetrates through two lugs of the fork lug to be fixed by the pin shaft baffle, a positioning groove for inserting the pin shaft baffle is formed in the pin shaft, and the pin shaft baffle is fixedly connected to the fork lug through a locking piece.
Further, the regulating pipe is sleeved with a sleeved steel pipe for supporting the limiting block.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:
1. The steel pipe type structural design is adopted, so that the bearing capacity is high, the structure is simple, the disassembly and assembly are rapid, the descending is stable, and the safety is high; the connecting steel pipes are connected through the double-head connecting screw rods, and can be combined into adjusting pipes with different lengths, so that the length of the hanging rod can be adjusted at will, the use is flexible, and the cost is low.
2. The limiting block and the steel support connecting piece are in threaded connection with the adjusting pipe, so that the limiting block and the steel support connecting piece are convenient to disassemble, assemble and replace.
3. The connecting steel pipe is provided with the set screw, so that the reliability of connection can be improved.
4. The limiting block is provided with a hanging ring, so that the hanging rod is convenient to hoist; the rings are in threaded connection with the limiting blocks by adopting a rotary ring structure, so that falling-off caused by the fact that the rings are screwed out of the limiting blocks when the connecting steel pipes are in threaded connection with the limiting blocks can be avoided.
5. And mounting holes are respectively formed in the limiting block, the double-head connecting screw rod and the connecting steel pipe, and adjustable wrenches can be inserted into the corresponding mounting holes, so that the rapid positioning and the rotary connection of all the components are facilitated.
6. The steel support connecting piece uses fork ear type structure, safe and reliable anti-rotation.
7. The outer sleeve steel pipe is arranged, so that the suspender can be prevented from sliding off, and the safety and reliability are improved.
Drawings
FIG. 1 is a schematic structural view of a system for lowering a quick steel support boom.
Fig. 2 is a cross-sectional view of A-A in fig. 1.
Reference numerals illustrate: 1. rotating the hanging ring; 2. a limiting block; 3. a first mounting hole; 4. sleeving the steel pipe; 5. an adjusting tube; 6. a steel support connection; 7. lifting lugs; 8. connecting steel pipes; 9. a second mounting hole; 10. a set screw; 11. a double-ended connecting screw; 12. a third mounting hole; 13. fork ears; 14. a pin shaft; 15. and a pin shaft baffle.
Detailed Description
The utility model is further described in detail below with reference to the examples of the drawings:
The quick steel support suspender for lowering shown in fig. 1 and 2 mainly comprises a limiting block 2, connecting steel pipes 8, double-end connecting screws 11 and steel support connecting pieces 6, wherein the steel support connecting pieces 6 are connected with a quick steel support, at least one double-end connecting screw 11 and at least two connecting steel pipes 8 are arranged between the steel support connecting pieces 6 and the limiting block 2, each two of the connecting steel pipes 8 are connected through threads of the double-end connecting screws 11 to form an adjusting pipe, and two ends of the adjusting pipe in the embodiment are connected with the limiting block 2 and the steel support connecting pieces 6 through threads respectively so as to facilitate quick disassembly and replacement. In other embodiments, the connecting steel pipes 8 near the two ends of the adjusting pipe can be respectively connected with the limiting block 2 and the steel support connecting piece 6 through bolts, riveting or welding.
The limiting block 2 is a safety screw with a head limiting head, the upper end of the limiting block 2 is provided with a hanging ring, and the hanging ring is used for being hung on a lifting hook of a crane so as to conveniently lift a hanging rod for disassembly and assembly. The rings adopt rotatory rings 1, and rotatory rings 1's lower part and stopper 2 threaded connection, upper portion can the central axis be rotatory for the lower part, so, can avoid in the knob in-process of dismouting governing pipe, rings's threaded connection part is by unscrewing and drops, and influences rings and stopper 2's connection. A first mounting hole 3 perpendicular to the screw rod is formed in the wall body of the limiting head on the limiting block 2, and the first mounting hole 3 is used for inserting an adjustable wrench or a rocker. Preferably, in this embodiment, two first mounting holes 3 are symmetrically formed on the limiting block 2, and other embodiments may be provided with one or more than three first mounting holes 3 as required.
The connecting steel pipe 8 and the double-end connecting screw 11 are main components forming the adjusting pipe, the two ends of the connecting steel pipe 8 are provided with internal threads, and the internal threads are matched with the double-end connecting screw 11, the limiting block 2 or the external thread section of the steel support connecting piece 6 to realize threaded connection. In order to improve the reliability of the threaded connection, a set screw 10 is mounted on the wall of the internally threaded connection section of the connecting steel pipe 8 to lock the connecting steel pipe 8 and the corresponding components connected thereto. Two symmetrically arranged second mounting holes 9 are formed in the wall body of the connecting steel pipe 8, and the second mounting holes 9 are also used for inserting adjustable wrenches or rockers so as to facilitate driving rotation and mounting. The second mounting hole 9 is located close to the set screw 10 while avoiding the threaded connection. The middle part of the double-end connecting screw 11 is provided with a positioning boss, two third mounting holes 12 are symmetrically formed in the wall body of the positioning boss, and the effect of the third mounting holes 12 is the same as that of the second mounting holes 9.
The steel support connecting piece 6 comprises a fork lug 13, a pin shaft 14 and a pin shaft baffle 15, wherein the fork lug 13 is provided with a threaded section in threaded connection with the connecting steel pipe 8, the pin shaft 14 is perpendicular to the threaded section, one end of the pin shaft 14 penetrates through two lugs of the fork lug 13 and is fixed by the pin shaft baffle 15, a positioning groove for inserting the pin shaft baffle 15 is formed in the pin shaft 14, and the pin shaft baffle 15 is fixedly connected to the fork lug 13 through a locking piece.
The length of the quick steel support suspender can be adjusted according to actual needs, so that the steel support height can be accurately controlled, and the construction accuracy and flexibility are improved. When the lifting device is used, the length of the lifting rod is assembled by selecting a proper number of connecting steel pipes 8 and double-head connecting screws 11 according to the depth of a foundation pit, lifting lugs 7 are welded and fixed at four corner positions of a rapid steel support, and four lifting rods with equal length are respectively connected with the lifting lugs 7 on the rapid steel support. The lifting lug 7 is provided with a through hole matched with the pin shaft 14 of the steel support connecting piece 6, when the steel support connecting piece is installed, the lifting lug 7 is inserted between two lugs of the fork lug 13, the pin shaft 14 passes through the fork lug 13 and the lifting lug 7, the pin shaft baffle 15 is inserted into a positioning groove of the pin shaft 14, and the pin shaft baffle 15 is locked and fixed on the fork lug 13 by a locking piece, so that the connection between a suspender and a rapid steel support is completed.
The lifting rod is matched with lifting equipment to be used, and the lifting rod is clamped by the clamping mechanism of the lifting equipment, so that the lifting rod descends or ascends to realize the descending and lifting of the rapid steel support. In order to prevent the suspender from falling when the clamping mechanism fails, an outer sleeve steel pipe 4 can be sleeved outside the adjusting pipe, two ends of the outer sleeve steel pipe 4 are respectively propped against the limiting block 2 and the top end of the lifting device, the limiting block 2 can be supported by the supporting column when the suspender accidentally slides down, the falling of a rapid steel support is avoided, and the safe reliability of construction is ensured.
Claims (10)
1. A quick steel support boom for lowering, characterized by: the suspender comprises a limiting block, a connecting steel pipe, a double-end connecting screw rod and a steel support connecting piece, wherein the steel support connecting piece is connected with a rapid steel support, at least one double-end connecting screw rod and at least two connecting steel pipes are arranged between the limiting block and the steel support connecting piece, each two connecting steel pipes are connected through threads of the double-end connecting screw rod to form an adjusting pipe, and two ends of the adjusting pipe are respectively connected with the limiting block and the steel support connecting piece.
2. The method for lowering a quick steel support boom of claim 1, wherein: and two ends of the adjusting pipe are respectively in threaded connection with the limiting block and the steel support connecting piece.
3. The method for lowering a quick steel support boom of claim 2, wherein: and a set screw is arranged on the connecting steel pipe.
4. A method for lowering a quick steel support boom as claimed in claim 3, wherein: and the upper end of the limiting block is provided with a hanging ring.
5. The method for lowering a quick steel support boom as claimed in claim 4, wherein: the lifting ring is a rotary lifting ring, and the rotary lifting ring is in threaded connection with the limiting block.
6. The method for lowering a quick steel support boom of claim 5, wherein: the wall body of the limiting block is provided with a first mounting hole.
7. The method for lowering a quick steel support boom as claimed in claim 6, wherein: and a second mounting hole is formed in the connecting steel pipe.
8. The method for lowering a quick steel support boom of claim 7, wherein: the middle part of double-end connecting screw rod has the location boss, set up the third mounting hole on the wall of location boss.
9. -Use in lowering a quick steel support boom according to any of claims 1 to 8, characterized in that: the steel support connecting piece comprises a fork lug, a pin shaft and a pin shaft baffle, wherein the fork lug is provided with a threaded section, the pin shaft is perpendicular to the threaded section, one end of the pin shaft penetrates through two lugs of the fork lug and is fixed by the pin shaft baffle, a positioning groove for inserting the pin shaft baffle is formed in the pin shaft, and the pin shaft baffle is fixedly connected to the fork lug through a locking piece.
10. The method for lowering a quick steel support boom as claimed in claim 9, wherein: and the regulating pipe is sleeved with a sleeved steel pipe for supporting the limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323057789.8U CN221255489U (en) | 2023-11-13 | 2023-11-13 | Be used for transferring quick steel support jib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323057789.8U CN221255489U (en) | 2023-11-13 | 2023-11-13 | Be used for transferring quick steel support jib |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221255489U true CN221255489U (en) | 2024-07-02 |
Family
ID=91662591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323057789.8U Active CN221255489U (en) | 2023-11-13 | 2023-11-13 | Be used for transferring quick steel support jib |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221255489U (en) |
-
2023
- 2023-11-13 CN CN202323057789.8U patent/CN221255489U/en active Active
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