CN116607795A - Steel column hoisting and positioning aid and positioning method - Google Patents
Steel column hoisting and positioning aid and positioning method Download PDFInfo
- Publication number
- CN116607795A CN116607795A CN202310691287.6A CN202310691287A CN116607795A CN 116607795 A CN116607795 A CN 116607795A CN 202310691287 A CN202310691287 A CN 202310691287A CN 116607795 A CN116607795 A CN 116607795A
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- steel column
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 125
- 239000010959 steel Substances 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims description 13
- 238000009434 installation Methods 0.000 claims description 9
- 238000013459 approach Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 16
- 230000007246 mechanism Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The application discloses a steel column hoisting and positioning auxiliary device which consists of a guide section, a positioning section and an adjustable hook from top to bottom, wherein the adjustable hook is used for being fixed with an embedded bolt, the guide section is of a funnel-shaped steel structure with a large upper port diameter and a small lower port diameter, the positioning section is of a cylindrical steel structure with the same upper and lower calibers, and an adjustable support is arranged on the outer side of the guide section.
Description
Technical Field
The application relates to the technical field of building equipment installation, in particular to a steel column hoisting and positioning auxiliary device and a steel column positioning and installing method.
Background
In steel construction engineering construction, hoist steel column is a link that coefficient of danger is higher, usually hoist the steel column with the crane, have 3-4 installer to hold up steel column lower extreme with hand (as shown in fig. 1) below the steel column, rely on the manpower to remove and make steel column preformed hole accurate and bolted connection, but in this work progress, because the cylinder swings, it is difficult to once only install accurately in place, the efficiency of construction is lower, cause constructor collision or extrusion injury easily once carelessly, constructor's action in crane below operation does not accord with the safety in production rule, this traditional construction method belongs to the operation of violating regulations, cause the potential safety hazard for constructor.
CN115405117a discloses a steel column positioning device and a method for installing a steel column in a cup foundation, which comprises a first positioning component, a second positioning component and an adjusting component; the first positioning component comprises a first adjusting structure and two first positioning pieces distributed along the transverse direction, and the first adjusting structure is respectively connected with the two first positioning pieces; the second positioning assembly and the first positioning assembly are distributed up and down, the second positioning assembly comprises a second adjusting structure and two second positioning pieces distributed along the longitudinal direction, and the second adjusting structure is respectively connected with the two second positioning pieces; the adjusting component is respectively connected with the first positioning component and the second positioning component. The two first positioning pieces clamp and position the steel column in the transverse direction through the first adjusting structure; and two second positioning pieces clamp and position the steel column in the longitudinal direction through the second adjusting structure. CN105604336a discloses a steel column installation positioning device and a steel column installation positioning method, the device comprises supporting legs, the supporting legs are provided with connecting seats, the connecting seats of all the supporting legs are sequentially connected through connecting rods to form a closed loop positioned on the same plane, the device also comprises a positioning piece arranged on the closed loop, the positioning piece comprises a positioning ejector rod and a positioning seat which are in threaded fit, and the screw thread screwing direction of the positioning ejector rod points to the closed loop. The steel column is installed, the device can be stably installed on the cup rim foundation, then the steel column is hoisted into the cup rim foundation, the positioning piece of the positioning device is adjusted, the positioning ejector rod pushes the steel column to move to an accurate position, the positioning ejector rod is matched with an instrument to calibrate the vertical state, finally concrete is poured into the cup rim foundation, and the positioning device can be removed after the concrete is solidified. However, the device has the problems of complex structure, inconvenient operation and insufficient positioning precision.
Disclosure of Invention
Aiming at the hoisting problem of the current steel structure construction, and combining with the construction experience of many years, the application provides a steel column hoisting and positioning auxiliary device and a positioning method, which are suitable for hoisting projects of prefabricated walls, frame columns and the like of most steel structure projects through a great deal of researches, designs and experiments. The auxiliary device is used for construction, the defects existing in the existing installation are overcome, so that the construction efficiency is improved better, the potential safety hazard and other problems are eliminated, and the requirements of advocating safe production in the current country are met. The steel column hoisting and positioning assistor
The complete technical scheme of the application comprises the following steps:
the steel column hoisting and positioning auxiliary device is characterized by comprising a guide section, a positioning section and an adjustable hook from top to bottom, wherein the adjustable hook is fixed with an embedded bolt, the guide section is of a funnel-shaped steel structure with a large upper port diameter and a small lower port diameter, the positioning section is of a cylindrical steel structure with the same upper and lower calibers, and an adjustable support is arranged on the outer side of the guide section.
Further, the embedded bolt is used for fixing the positioning aid.
Further, the embedded bolt is positioned on the steel column foundation.
Further, the steel column buried bolt is used for being positioned and fixed with the steel column.
The method for hoisting, positioning and installing the steel column by using the positioning aid comprises the following steps:
(1) Placing the positioning aid at the joint of the steel column foundation, fixing the positioning section to the embedded bolt through the adjustable hook, thereby installing the positioning aid on the steel column foundation, fixing the positioning aid in an adjusted size, and reinforcing the guide section through the adjustable support, wherein the caliber of the positioning section is not smaller than the section size of the steel column;
(2) After the positioning auxiliary is installed, checking whether the distance between the lower opening of the arc plate and the foundation bolt is correct, checking whether the inner diameter of the lower opening of the arc plate is consistent with the section of the steel column, and checking whether the positioning auxiliary is fixed firmly after the checking is completed;
(3) After the fixing is confirmed, constructors withdraw to a safe position, an automobile crane stands at a position, a crane lifts the steel column and can automatically lift the steel column to a positioning auxiliary device to naturally fall, when the steel column falls, the steel column can accurately enter a preset position due to the large opening of the guide section, and when the steel column falls, the steel column is restrained by the steel plate of the guide section, so that the steel column is connected with the anchor bolts;
(4) After the steel column is connected and matched with the buried bolt, a constructor approaches to take down the positioning auxiliary device, and screws are screwed down to finish the installation of the steel column;
(5) And hoisting the rest steel columns into place in sequence.
Furthermore, a plurality of steel columns can be simultaneously installed with the positioning auxiliary device in the working range of the crane.
The application has the advantages compared with the prior art that:
1. by adopting a simple structure, the accurate positioning and installation of the steel column are realized, manual correction of constructors is avoided, potential safety hazards are eliminated to the greatest extent, and the construction efficiency is improved.
2. And a plurality of steel columns can be simultaneously installed and positioned in the working range of the automobile crane, so that the construction efficiency is improved.
Drawings
Fig. 1 is a schematic view of a positioning steel column installed by a conventional construction process.
Fig. 2 is a schematic structural view of the column lifting and positioning aid according to the present application.
Fig. 3 is a schematic top view of fig. 2.
Fig. 4 is a schematic view of the installation of the steel column after it has been fixed.
Fig. 5 is a flow chart of the hoisting and positioning of the steel column according to the application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described in the following in conjunction with the examples of the present application, and it is obvious that the described embodiments are merely examples and are not intended to limit the present application.
As shown in fig. 2-3, the steel column hoisting and positioning process disclosed by the application comprises a steel column 1, a ground steel column connecting foundation 2, a steel column embedded bolt 4 arranged in the ground steel column connecting foundation, a positioning hole 3 corresponding to the embedded bolt arranged below the steel column, and an embedded bolt used for fixing a positioning auxiliary, wherein the steel column hoisting and positioning auxiliary consists of a guide section 5, a positioning section 6 and an adjustable hook 8 from top to bottom, the adjustable hook 8 is used for hanging the embedded bolt 4 and fixing the positioning auxiliary, the guide section 5 is a funnel-shaped steel structure with a large upper port diameter and a small lower port diameter, the positioning section 6 is a cylindrical steel structure with the same upper and lower calibers, and an adjustable support 7 with a lead screw is arranged outside the guide section, so that the cone angle of the guide section is adjustable.
Preferably, as shown in fig. 3, the positioning aid is designed as an asymmetric split structure for easy assembly and disassembly. Including the great first split section 9 of arc length and the less second split section 10 of arc length, two split sections splice into complete circular, the arc length of the preferred first split section 9: the second segment 10 has an arc length of 2:1. May be connected by bolts. The steel column is put down by the automobile crane, and the steel column is not accurately aligned due to the fact that the locating holes 3 and the steel column embedded bolts 4 are not accurately aligned, so that the steel column is only erected on the bolts and cannot be fixed, the steel column is required to be rotated to be aligned with the locating holes, the locating auxiliary area can be detached at the moment, the small arc length section is detached, the large arc length section is utilized to continue locating the steel column, and meanwhile, the steel column is rotated to enable the bolts 4 to enter the locating holes 3 to be installed.
In addition, in order to better solve the positioning problem and ensure the construction safety of workers, a horizontal transverse groove can be formed in the middle of the first split section with larger arc length, and 2 clamping and rotating mechanisms 11 are additionally arranged, when the steel column is arranged on the bolt but the bolt does not enter the positioning hole, the clamping and rotating mechanisms 11 are rotated to enable the steel column 1 to be clamped inwards, then the steel column 1 is driven to rotate along the transverse groove in the horizontal direction, and the bolt 4 enters the positioning hole 3 to be installed, as shown in fig. 4. The included angle between the 2 clamping and rotating mechanisms is an obtuse angle so as to be beneficial to clamping, and the transverse groove is not too long to open in consideration of the structural strength of the steel plate, and the maximum range of the clamping and rotating angle is 40 degrees.
As shown in fig. 5, in the method for installing a steel column by using the above-mentioned apparatus, related materials and equipment are first prepared, including: 1) The main material is as follows: prefabricating steel columns and the like; 2) Hoisting equipment: the device comprises an automobile crane, a steel wire rope, a hanging belt, a beam clamping device, a lifting hook, a hanging clamp and the like; 3) The auxiliary device comprises: a steel column hoisting and positioning auxiliary device; 4) Implement equipment for construction: hammer, axe, wrench, electric drill, magnetic plumb, box ruler, level ruler, hoisting rigging, etc.; 5) Instrument for detection: level gauges, theodolites, and the like.
When positioning is carried out, the positioning auxiliary is placed at the joint of the foundation steel column, tools such as a spanner and the like are adopted, the positioning section is fixed on the embedded bolt through the adjustable hook, the positioning auxiliary is mounted on the foundation of the steel column, the size is adjusted to be fixed, the guide section is reinforced through the adjustable support, and the caliber of the positioning section is not smaller than the section size of the steel column. After the positioning aid is installed, checking whether the distance between the lower opening of the arc-shaped plate and the foundation bolt is correct, checking whether the inner diameter of the lower opening of the arc-shaped plate is consistent with the section of the steel column, and checking whether the positioning aid is fixed firmly after the positioning aid is installed. After confirming that the fixing is good, constructors withdraw to a safe position, the automobile crane stands at a good position, the crane can hoist the steel column to the positioning auxiliary device by itself, the auxiliary device is naturally dropped, the arc-shaped steel plate of the auxiliary device is in a funnel shape and outwards presents an angle of 20-35 degrees (through adjustable support adjustment), when the steel column falls down, the steel column can accurately enter a preset position due to the fact that the opening is large, when the steel column slowly falls down, the steel column is constrained by the arc-shaped steel plate, the steel column is put down according to a preset direction, the steel column is adjusted in a rotating mode according to the mode, the steel column is enabled to be in reserved with positioning holes and anchor bolt connection, the steel column is enabled to be in one-time accurate and buried bolt connection due to the constraint of the steel plate outside the auxiliary device, an efficient and safe construction method is achieved, after the steel column is matched with the buried bolt connection, the constructors are close to take down the positioning auxiliary device, screw tightening is achieved, and the steel column installation is completed. And hoisting the rest steel columns into place in sequence. The method avoids manual correction of constructors, eliminates potential safety hazards to the greatest extent, and improves construction efficiency.
And a plurality of steel columns can be simultaneously installed and positioned in the working range of the automobile crane, so that the construction efficiency is improved.
The above applications are only some of the embodiments of the present application. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the application.
Claims (6)
1. The steel column hoisting and positioning auxiliary device is characterized by comprising a guide section, a positioning section and an adjustable hook from top to bottom, wherein the adjustable hook is fixed with an embedded bolt, the guide section is of a funnel-shaped steel structure with a large upper port diameter and a small lower port diameter, the positioning section is of a cylindrical steel structure with the same upper and lower calibers, and an adjustable support is arranged on the outer side of the guide section.
2. A steel column hoisting positioning aid according to claim 1, further comprising pre-buried bolts for fixing the positioning aid.
3. The steel column hoisting and positioning aid according to claim 1, wherein the embedded bolts are located on a steel column foundation.
4. A steel column hoisting positioning aid according to claim 1, wherein the steel column buried bolts are used for positioning and fixing with the steel column.
5. A method for lifting, positioning and installing a steel column by using the positioning aid according to any one of claims 1 to 4, comprising the following steps:
(1) Placing the positioning aid at the joint of the steel column foundation, fixing the positioning section to the embedded bolt through the adjustable hook, thereby installing the positioning aid on the steel column foundation, fixing the positioning aid in an adjusted size, and reinforcing the guide section through the adjustable support, wherein the caliber of the positioning section is not smaller than the section size of the steel column;
(2) After the positioning auxiliary is installed, checking whether the distance between the lower opening of the arc plate and the foundation bolt is correct, checking whether the inner diameter of the lower opening of the arc plate is consistent with the section of the steel column, and checking whether the positioning auxiliary is fixed firmly after the checking is completed;
(3) After the fixing is confirmed, constructors withdraw to a safe position, an automobile crane stands at a position, a crane lifts the steel column and can automatically lift the steel column to a positioning auxiliary device to naturally fall, when the steel column falls, the steel column can accurately enter a preset position due to the large opening of the guide section, and when the steel column falls, the steel column is restrained by the steel plate of the guide section, so that the steel column is connected with the anchor bolts;
(4) After the steel column is connected and matched with the buried bolt, a constructor approaches to take down the positioning auxiliary device, and screws are screwed down to finish the installation of the steel column;
(5) And hoisting the rest steel columns into place in sequence.
6. The method for positioning and installing steel columns according to claim 5, wherein a plurality of steel columns can be installed with positioning aids at the same time in the working range of the crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691287.6A CN116607795A (en) | 2023-06-12 | 2023-06-12 | Steel column hoisting and positioning aid and positioning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310691287.6A CN116607795A (en) | 2023-06-12 | 2023-06-12 | Steel column hoisting and positioning aid and positioning method |
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| Publication Number | Publication Date |
|---|---|
| CN116607795A true CN116607795A (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310691287.6A Pending CN116607795A (en) | 2023-06-12 | 2023-06-12 | Steel column hoisting and positioning aid and positioning method |
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| Country | Link |
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| CN (1) | CN116607795A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071919A (en) * | 2023-10-16 | 2023-11-17 | 山东天元建设机械有限公司 | Hanging device for steel structure |
| CN117569383A (en) * | 2024-01-15 | 2024-02-20 | 成都中品建设工程有限公司 | High-earthquake-resistance foundation and construction method thereof |
-
2023
- 2023-06-12 CN CN202310691287.6A patent/CN116607795A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071919A (en) * | 2023-10-16 | 2023-11-17 | 山东天元建设机械有限公司 | Hanging device for steel structure |
| CN117071919B (en) * | 2023-10-16 | 2024-02-23 | 山东天元建设机械有限公司 | Hanging device for steel structure |
| CN117569383A (en) * | 2024-01-15 | 2024-02-20 | 成都中品建设工程有限公司 | High-earthquake-resistance foundation and construction method thereof |
| CN117569383B (en) * | 2024-01-15 | 2024-03-19 | 成都中品建设工程有限公司 | High-earthquake-resistance foundation and construction method thereof |
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