CN106976794A - Decoupling device is exempted from steel column lifting - Google Patents
Decoupling device is exempted from steel column lifting Download PDFInfo
- Publication number
- CN106976794A CN106976794A CN201710203248.1A CN201710203248A CN106976794A CN 106976794 A CN106976794 A CN 106976794A CN 201710203248 A CN201710203248 A CN 201710203248A CN 106976794 A CN106976794 A CN 106976794A
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- China
- Prior art keywords
- steel column
- lifting
- lifted
- lifting rope
- hoisted
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- 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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 129
- 239000010959 steel Substances 0.000 title claims abstract description 129
- 230000005484 gravity Effects 0.000 claims abstract description 8
- 238000010276 construction Methods 0.000 abstract description 12
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
Exempt from decoupling device the invention provides a kind of lifting of steel column.The device includes：First lifting rope, the second lifting rope and stopping means；Wherein, the first lifting rope is connected with the outer wall of the bottom of steel column to be lifted, for lifting steel column to be lifted；Second lifting rope is connected with stopping means, and for hanging stopping means, stopping means is used for the angle of inclination for limiting steel column to be lifted；Second lifting rope makes the position of stopping means be higher than the center of gravity of steel column to be lifted when steel column lifting is lifted, and makes stopping means close to the bottom of steel column to be lifted after the completion of steel column to be lifted lifting.Heave Here is arranged on to the bottom of steel column to be lifted in the present invention, when the position of stopping means is higher than when the center of gravity of steel column is lifted, the angle of inclination of steel column to be lifted can be limited；When stopping means is close to when the bottom of steel column is lifted, operating personnel can extract the first lifting rope and the second lifting rope in terrestrial operation, it is ensured that construction safety, also improve construction operation efficiency.
Description
Technical Field
The invention relates to the technical field of construction, in particular to a steel column hoisting hook-off-free device.
Background
With the development of the building industry, large span and large space have become the main characteristics of industrial and civil buildings, and grid structures are adopted more and more in the design.
In the construction of the current steel column supported grid structure system, because the lifting point is arranged at the top end of the steel column support, high-altitude unhooking is often required in the lifting process of the steel column support, and the high-altitude unhooking generally adopts modes of a lifting cage, a ladder and the like, so that even the violation risk-causing operation behavior that the hook is lifted by a hook to be unhooked in high altitude sometimes occurs, the construction is very inconvenient, and further the potential safety hazard exists.
Disclosure of Invention
In view of the above, the invention provides a steel column hoisting unhooking-free device, and aims to solve the problem of potential safety hazard caused by inconvenience in high-altitude unhooking construction of the conventional steel column.
In one aspect, the invention provides a steel column hoisting unhooking-free device. The device includes: the lifting device comprises a first lifting rope, a second lifting rope and a limiting device; the first lifting rope is connected with the outer wall of the bottom end of the steel column to be lifted and used for lifting the steel column to be lifted; the second lifting rope is connected with the limiting device and used for lifting the limiting device, and the limiting device is used for limiting the inclination angle of the steel column to be lifted; the second lifting rope is used for enabling the position of the limiting device to be higher than the center of the steel column to be lifted when the steel column to be lifted is lifted, and enabling the limiting device to be close to the bottom end of the steel column to be lifted after the steel column to be lifted is lifted.
Further, in the steel column hoisting unhooking-free device, the limiting device is a cylinder with openings at two ends, the cylinder is slidably sleeved outside the steel column to be hoisted, and a gap is formed between the inner wall of the cylinder and the outer wall of the steel column to be hoisted.
Further, in the steel column hoisting unhooking-free device, the cross section of the cylinder is the same as that of the steel column to be hoisted.
Further, among the hook device is exempted from in the hoist and mount of above-mentioned steel column, the barrel includes: a first half cartridge and a second half cartridge; the first half cylinder and the second half cylinder are detachably connected and are surrounded to form a channel for sleeving a steel column to be hoisted; the second lifting ropes are at least two, and each second lifting rope is respectively connected with the first half cylinder and the second half cylinder.
Furthermore, in the steel column hoisting hook-removal-free device, the first half cylinder and the second half cylinder are connected through bolts.
Further, in the steel column hoisting hook-picking-free device, the outer wall of the first half cylinder is provided with at least one first lifting lug, the outer wall of the second half cylinder is provided with at least one second lifting lug, and each second lifting rope is respectively connected with each first lifting lug and each second lifting lug in a one-to-one correspondence manner.
Furthermore, in the steel column hoisting hook-removal-free device, the second lifting rope is detachably connected with the limiting device.
Further, in the steel column hoisting unhooking-free device, the first lifting rope is detachably connected with the outer wall of the bottom end of the steel column to be hoisted.
Furthermore, in the steel column hoisting unhooking-free device, at least two first lifting ropes are arranged, at least two third lifting lugs are arranged on the outer wall of the bottom end of the steel column to be hoisted, and each first lifting rope is connected with each third lifting lug in a one-to-one correspondence manner.
Further, in the steel column hoisting unhooking-free device, the third lifting lugs are uniformly arranged along the circumferential direction of the steel column to be hoisted.
According to the invention, the first lifting rope is connected with the outer wall of the bottom end of the steel column to be lifted, namely, the lifting point is arranged at the bottom end of the steel column to be lifted. When the steel column to be hoisted is hoisted, the second hoisting rope hoists the limiting device, and the position of the limiting device is higher than the gravity center of the steel column to be hoisted so as to limit the inclination angle of the steel column to be hoisted; after waiting to hoist the steel column hoist and mount and take one's place, the second lifting rope transfers stop device to the position that is close to the bottom of waiting to hoist the steel column, and the operation personnel can remove first lifting rope and second lifting rope on ground operation, have guaranteed construction safety, have also improved construction operating efficiency.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a steel column hoisting hook-removal-free device provided by an embodiment of the invention;
fig. 2 is a schematic sectional view of an a-a section of a steel column hoisting hook-removal-free device provided by an embodiment of the invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 and 2, a preferred structure of the steel column hoisting unhooking-free device provided by the embodiment is shown. As shown, the apparatus comprises: a first lifting rope 1, a second lifting rope 2 and a limiting device 3.
The first lifting rope 1 is connected with the outer wall of the bottom end (the lower end shown in fig. 1) of the steel column 4 to be lifted, and the first lifting rope 1 can lift the steel column 4 to be lifted. The second lifting rope 2 is connected with the limiting device 3, and the second lifting rope 2 can lift or lower the limiting device 3. When the steel column 4 to be hoisted is hoisted, the second hoisting rope 2 can hoist the limiting device 3, and the position of the limiting device 3 is higher than the gravity center of the steel column 4 to be hoisted and close to the top end (the upper end shown in fig. 1) of the steel column 4 to be hoisted so as to limit the inclination angle of the steel column 4 to be hoisted, and preferably, the limiting device 3 keeps the steel column 4 to be hoisted upright; after the steel column 4 to be hoisted is hoisted in place, the second hoisting rope 2 can lower the limiting device 3 to a position close to the bottom end of the steel column 4 to be hoisted or the bottom end of the steel column 4 to be hoisted. During specific implementation, the first lifting rope 1 and the second lifting rope 2 can be steel wire ropes or lifting belts, the size of the first lifting rope 1 can be determined according to the working condition of the steel column 4 to be lifted, and the second lifting rope 2 can be phi 17 steel wire ropes. The limiting device 3 can be manufactured according to the hoisting working condition requirement.
During hoisting, the first lifting rope 1 is connected with the outer wall of the bottom end of the steel column 4 to be hoisted, and the hoisting point is arranged at the bottom end of the steel column 4 to be hoisted. The steel column 4 to be hoisted is hoisted through the first hoisting rope 1, and the position of the limiting device 3 is adjusted by the second hoisting rope 2 to be higher than the gravity center of the steel column 4 to be hoisted and to be close to the top end of the steel column 4 to be hoisted, so that the erection of the steel column 4 to be hoisted is ensured. After the hoisting of the steel column 4 to be hoisted is completed, the position of the limiting device 3 is adjusted by the second hoisting rope 2 to be close to the bottom end of the steel column 4 to be hoisted or to be located at the bottom end of the steel column 4 to be hoisted. The operator can remove the first lifting rope 1 and the second lifting rope 2 by operation on the ground.
In this embodiment, the outer wall of the first lifting rope 1 and the bottom of waiting to hoist steel column 4 is connected, is about to the hoisting point setting in the bottom of waiting to hoist steel column 4. When the steel column 4 to be hoisted is hoisted, the second hoisting rope 2 hoists the limiting device 3, and the position of the limiting device 3 is higher than the gravity center of the steel column 4 to be hoisted so as to limit the inclination angle of the steel column 4 to be hoisted; after waiting to hoist steel column 4 and hoist and take one's place, the second lifting rope 2 transfers stop device 3 to the position that is close to the bottom of waiting to hoist steel column 4, and the operation personnel can excise first lifting rope 1 and second lifting rope 2 in the ground operation, have guaranteed construction safety, have also improved construction operating efficiency.
In the above embodiment, the limiting device 3 may be a cylinder with openings at two ends, and the cylinder is slidably sleeved outside the steel column 4 to be hoisted. The inner wall of barrel and the outer wall of treating hoist and mount steel column 4 have the clearance, and during concrete implementation, the cross sectional shape of barrel can be the same with the cross sectional shape of treating hoist and mount steel column 4, can leave 50 ~ 100 mm's clearance between the inner wall of barrel and the outer wall of treating hoist and mount steel column 4. The cylinder can be made of Q345B steel plate, which can be 20 x 300 mm. The cylinder body is simple in structure, and the purpose of keeping the steel column 4 to be hoisted upright is easy to achieve.
In the above embodiment, the cylinder may include: a first half cartridge and a second half cartridge. Wherein the first half-cylinder and the second half-cylinder can be detachably connected, such as bolted connection. The first half cylinder and the second half cylinder can be enclosed to form a channel for sleeving the steel column 4 to be hoisted. The number of the second lifting ropes 2 can be at least two, and each second lifting rope 2 can be respectively connected with the first half cylinder and the second half cylinder. In specific implementation, the number of the second lifting ropes 2 connected to the first half-cylinder and the second half-cylinder may be equal.
In the above embodiment, the outer wall of the first half cylinder may be provided with at least one first lifting lug 5, and the outer wall of the second half cylinder may be provided with at least one second lifting lug 6, in specific implementation, the number of the first lifting lugs 5 may be equal to the number of the second lifting ropes 2 to be connected to the first half cylinder, and the number of the second lifting lugs 6 may be equal to the number of the second lifting ropes 2 to be connected to the second half cylinder, so that each second lifting rope 2 is connected to each first lifting lug 5 and each second lifting lug 6 in a one-to-one correspondence manner. In specific implementation, the first lifting lug 5 and the second lifting lug 6 can be welded on the outer walls of the first half cylinder and the second half cylinder. The first lifting lug 5 and the second lifting lug 6 can be made of Q345B steel plates, the thickness of the steel plates can be 20mm, and the diameter of the opening can be 50 mm. The second lifting rope 2 may be tied to the openings of the first ear 5 and the second ear 6.
In the above embodiments, the number of the first lifting ropes 1 may be at least two, the outer wall of the bottom end of the steel column 4 to be lifted may be provided with at least two third lifting lugs 7, and the number of the third lifting lugs 7 may be equal to the number of the first lifting ropes 1, so that each first lifting rope 1 is connected to each third lifting lug 7 in a one-to-one correspondence manner. In specific implementation, each third lifting lug 7 can be welded to the outer wall of the steel column 4 to be hoisted. The third lifting lug 7 can also be made of Q345B steel plate, the thickness of the steel plate m can be 20m, and the diameter of the opening can also be 50 mm. The first lifting rope 1 may be tied to the opening of each third lifting lug 7.
In the above embodiment, each third lifting lug 7 can be evenly arranged along the circumferential direction of the steel column 4 to be hoisted, so that the hoisting of the steel column 4 to be hoisted is more stable.
To sum up, the lifting rope is connected with the outer wall of the bottom of the steel column to be hoisted in this embodiment, namely the lifting point is arranged at the bottom of the steel column to be hoisted. When the steel column to be hoisted is hoisted, the second hoisting rope hoists the limiting device, and the position of the limiting device is higher than the gravity center of the steel column to be hoisted so as to limit the inclination angle of the steel column to be hoisted; after waiting to hoist the steel column hoist and mount and take one's place, the second lifting rope transfers stop device to the position that is close to the bottom of waiting to hoist the steel column, and the operation personnel can remove first lifting rope and second lifting rope on ground operation, have guaranteed construction safety, have also improved construction operating efficiency.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a decoupling device is exempted from in steel column hoist and mount which characterized in that includes: a first lifting rope (1), a second lifting rope (2) and a limiting device (3); wherein,
the first lifting rope (1) is connected with the outer wall of the bottom end of the steel column (4) to be lifted and used for lifting the steel column (4) to be lifted;
the second lifting rope (2) is connected with the limiting device (3) and used for lifting the limiting device (3), and the limiting device (3) is used for limiting the inclination angle of the steel column (4) to be lifted;
the second lifting rope (2) is used for enabling the position of the limiting device (3) to be higher than the gravity center of the steel column (4) to be lifted when the steel column (4) to be lifted is lifted, and enabling the limiting device (3) to be close to the bottom end of the steel column (4) to be lifted after the steel column (4) to be lifted is lifted.
2. The steel column hoisting unhooking-free device according to claim 1,
the limiting device (3) is a cylinder body with openings at two ends, the cylinder body is slidably sleeved outside the steel column (4) to be hoisted, and a gap is formed between the inner wall of the cylinder body and the outer wall of the steel column (4) to be hoisted.
3. The steel column hoisting unhooking-free device according to claim 2,
the cross section shape of the cylinder body is the same as that of the steel column (4) to be hoisted.
4. The steel column hoisting unhooking-free device according to claim 2, wherein the cylinder comprises: a first half cartridge and a second half cartridge; wherein,
the first half cylinder and the second half cylinder are detachably connected, and a channel for sleeving the steel column (4) to be hoisted is surrounded by the first half cylinder and the second half cylinder;
the number of the second lifting ropes (2) is at least two, and each second lifting rope (2) is connected with the first half cylinder and the second half cylinder respectively.
5. The steel column hoisting unhooking-free device according to claim 4,
the first half cylinder and the second half cylinder are connected through bolts.
6. The steel column hoisting unhooking-free device according to claim 4,
the outer wall of the first half cylinder is provided with at least one first lifting lug (5), the outer wall of the second half cylinder is provided with at least one second lifting lug (6), and each second lifting rope (2) is connected with each first lifting lug (5) and each second lifting lug (6) in a one-to-one correspondence mode.
7. The steel column hoisting unhooking-free device according to any one of claims 1 to 6,
the second lifting rope (2) is detachably connected with the limiting device (3).
8. The steel column hoisting unhooking-free device according to any one of claims 1 to 6,
the first lifting rope (1) is detachably connected with the outer wall of the bottom end of the steel column (4) to be hoisted.
9. The steel column hoisting unhooking-free device according to any one of claims 1 to 6,
the lifting device is characterized in that at least two first lifting ropes (1) are arranged, at least two third lifting lugs (7) are arranged on the outer wall of the bottom end of the steel column (4) to be lifted, and each first lifting rope (1) is connected with each third lifting lug (7) in a one-to-one correspondence mode.
10. The steel column hoisting unhooking-free device according to claim 9,
and the third lifting lugs (7) are uniformly arranged along the circumferential direction of the steel column (4) to be hoisted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710203248.1A CN106976794A (en) | 2017-03-30 | 2017-03-30 | Decoupling device is exempted from steel column lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710203248.1A CN106976794A (en) | 2017-03-30 | 2017-03-30 | Decoupling device is exempted from steel column lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106976794A true CN106976794A (en) | 2017-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710203248.1A Pending CN106976794A (en) | 2017-03-30 | 2017-03-30 | Decoupling device is exempted from steel column lifting |
Country Status (1)
| Country | Link |
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| CN (1) | CN106976794A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455447A (en) * | 2022-02-18 | 2022-05-10 | 南通中远海运船务工程有限公司 | Ship ultrahigh upright column hoisting tool and hoisting method thereof |
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| CN101723240A (en) * | 2009-12-29 | 2010-06-09 | 广东省工业设备安装公司 | Special fixture for hoisting rectangular section steel column and hoisting method by using same |
| CN101830393A (en) * | 2010-05-21 | 2010-09-15 | 中国石化集团第五建设公司 | Hoisting method of thin-wall long and thin large-size equipment |
| CN201850777U (en) * | 2010-11-16 | 2011-06-01 | 中国建筑一局(集团)有限公司 | Special hoisting tool for heavy box-shaped section member |
| CN202379592U (en) * | 2011-12-23 | 2012-08-15 | 上海市机械施工有限公司 | Device for lifting inclined steel columns |
| CN102674136A (en) * | 2012-05-09 | 2012-09-19 | 中国海洋石油总公司 | Lifting method for large-scale tower equipment |
| CN203474231U (en) * | 2013-08-08 | 2014-03-12 | 中交第二航务工程局有限公司 | Steel bar tower safety hoisting device |
| CN203513079U (en) * | 2013-10-16 | 2014-04-02 | 中国化学工程第七建设有限公司 | Multi-segment lifting device for large tower device |
-
2017
- 2017-03-30 CN CN201710203248.1A patent/CN106976794A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101723240A (en) * | 2009-12-29 | 2010-06-09 | 广东省工业设备安装公司 | Special fixture for hoisting rectangular section steel column and hoisting method by using same |
| CN101830393A (en) * | 2010-05-21 | 2010-09-15 | 中国石化集团第五建设公司 | Hoisting method of thin-wall long and thin large-size equipment |
| CN201850777U (en) * | 2010-11-16 | 2011-06-01 | 中国建筑一局(集团)有限公司 | Special hoisting tool for heavy box-shaped section member |
| CN202379592U (en) * | 2011-12-23 | 2012-08-15 | 上海市机械施工有限公司 | Device for lifting inclined steel columns |
| CN102674136A (en) * | 2012-05-09 | 2012-09-19 | 中国海洋石油总公司 | Lifting method for large-scale tower equipment |
| CN203474231U (en) * | 2013-08-08 | 2014-03-12 | 中交第二航务工程局有限公司 | Steel bar tower safety hoisting device |
| CN203513079U (en) * | 2013-10-16 | 2014-04-02 | 中国化学工程第七建设有限公司 | Multi-segment lifting device for large tower device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114455447A (en) * | 2022-02-18 | 2022-05-10 | 南通中远海运船务工程有限公司 | Ship ultrahigh upright column hoisting tool and hoisting method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170725 |