CN112875512A - Self-adaptive adjusting device and method for hoisting wind load - Google Patents
Self-adaptive adjusting device and method for hoisting wind load Download PDFInfo
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- CN112875512A CN112875512A CN202110356659.0A CN202110356659A CN112875512A CN 112875512 A CN112875512 A CN 112875512A CN 202110356659 A CN202110356659 A CN 202110356659A CN 112875512 A CN112875512 A CN 112875512A
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- hoisting
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- sling
- lifting
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- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 230000003044 adaptive effect Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 13
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
- B66C13/063—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads electrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a self-adaptive adjusting device and method for hoisting wind load, wherein the upper part of a balance beam in the adjusting device is connected with a lifting hook through an upper part sling, each upper part sling is provided with an automatic chain block, the lower part of the balance beam is connected with a hoisting component through a lower part sling, each lower part sling is provided with a rotating wheel, a level gauge is arranged on the balance beam, a plurality of water tanks are distributed and arranged around the balance beam and connected through a water conveying pipeline, and a water pump is arranged between the adjacent water tanks; the controller is used for monitoring the inclination angle signal of the hoisting component fed back by the level gauge in real time, distributing the water storage capacity of each water tank by controlling the water pump, and adjusting the gravity center position of the balance beam so as to enable the hoisting component to reach the expected inclination angle. The invention can realize the automatic adjustment of the inclined angle after being influenced by wind load in the hoisting process of the hoisting member, ensure to obtain the expected installation posture, reduce the manpower input, simplify the adjustment procedure, save the adjustment time, improve the efficiency and the quality of the hoisting and installation operation of the hoisting member, and simultaneously improve the hoisting safety.
Description
Technical Field
The invention belongs to the technical field of hoisting and hoisting, and particularly relates to a hoisting wind load resistant self-adaptive adjusting device and method.
Background
At present, on the construction site of the building industry, the hoisting operation of the component is very frequent, especially along with the vigorous development of the fabricated building, the occupation ratio of the hoisting operation will be heavier and heavier in a certain period in the future, and meanwhile, the precision requirement on the hoisting operation is higher and higher. However, when hoisting is performed in high-altitude operation, the hoisting member is easily affected by wind load during the process from the beginning of hoisting to the in-place hoisting, so that the hoisting attitude and the inclination angle of the hoisting member are uncontrollably changed, and the attitude of the hoisting member does not meet the requirement of installation alignment when the hoisting member reaches the installation preset position, and the hoisting member needs to be manually adjusted to meet the requirement of installation. However, when the hoisting height is high, the installation posture of the hoisting component is manually adjusted, which is difficult, low in adjustment precision, high in risk and low in efficiency in high-altitude operation.
Disclosure of Invention
Technical problem to be solved
The invention provides a self-adaptive adjusting device and method for hoisting wind-resistant load, and aims to solve the technical problem of improving the efficiency and safety of high-altitude hoisting and installation operation.
(II) technical scheme
In order to solve the technical problem, the invention provides a self-adaptive adjusting device for hoisting wind-resistant load, which comprises a sling, a level gauge, a water tank, a balance beam, a water conveying pipeline, a water pump, an automatic chain block, a rotating wheel and a controller; the upper part of the balance beam is connected with the lifting hook through a plurality of upper part slings, each upper part sling is provided with an automatic chain block, and the automatic chain blocks are used for finely adjusting the length of the upper part sling so as to finely adjust the inclination angle of a hoisting component; the lower part of the balance beam is connected with a hoisting component through a plurality of lower part slings, each lower part sling is provided with a rotating wheel, and the rotating wheels are used for enabling the lower part slings to automatically rotate so as to realize the posture adjustment of the hoisting component; the water tanks are connected through a water conveying pipeline, and a water pump is arranged between two adjacent water tanks; the controller is connected with the level gauge, the water pump and the automatic chain block and used for monitoring an inclination angle signal of the hoisting component fed back by the level gauge in real time and controlling the starting and stopping of the water pump and the automatic chain block, and the controller distributes the water storage capacity of each water tank by controlling the water pump so as to adjust the gravity center position of the balance beam and enable the hoisting component to reach an expected inclination angle.
Further, the compensating beam is the rectangle compensating beam.
Further, four water tanks are respectively installed at four corners of the balance beam.
Further, the controller adopts a wired controller or a wireless controller.
Further, the mass of the hoisting member is 100 t; the length and the width of the balance beam are respectively 20m and 8 m; (ii) a The diameter of the sling is 50mm, and the elastic modulus is 210 GPa; in an initial state, the horizontal included angle between the sling at the upper part and the balance beam is 45 degrees; the volume of the water tank is 1.5m3Water storage 0.75m in each water tank at initial state3The inner diameter of the water conveying pipeline is 100 mm.
In addition, the invention also provides a self-adaptive adjustment method for the hoisting wind-resistant load, which adopts the adjustment device and comprises the following steps:
s1, connecting an upper sling of the balance beam with a tower crane hook, and connecting a lower sling with a hoisting member;
s2, starting the tower crane, lifting the hoisting member to a certain height from the ground through the lifting hook, and stopping lifting the hook;
s3, according to the requirement of the inclination angle of the hoisting component, starting a water pump through a controller to enable water in the water tank to circularly flow through a water pipeline;
s4, monitoring an inclination angle signal of the hoisting member fed back by the level gauge in real time, operating the water pump through the controller, distributing the water storage amount in the water tank, and adjusting the gravity center position of the balance beam to enable the hoisting member to reach an expected inclination angle;
s5, when the hoisted hoisting component reaches a set inclination angle, the controller sends a pump stopping signal, the water pump stops working, meanwhile, a valve on the water pipeline is automatically closed, the water storage capacity of the water tank is not changed any more, and the balance beam is in a working state of a fixed inclination angle;
s6, lifting the hook of the tower crane, lifting the lifting member to a preset mounting position to be in place, and finely adjusting the sling at the upper part of the balance beam through an automatic chain block according to the requirement of mounting, aligning and in-place to realize accurate alignment of the lifting member and the mounting position;
and S7, after the hoisting member is installed in place, removing the sling at the lower part of the balance beam.
Further, in step S2, the hooking is stopped when the height of the hoisting member is about 500mm from the ground.
(III) advantageous effects
The invention provides a self-adaptive adjusting device and method for hoisting wind-resistant load. The upper part of the balance beam is connected with a lifting hook through an upper sling, each upper sling is provided with an automatic chain block, the lower part of the balance beam is connected with a hoisting component through a plurality of lower slings, each lower sling is provided with a rotating wheel, the gradienter is arranged on the balance beam, a plurality of water tanks are distributed and arranged around the balance beam, the water tanks are connected through a water conveying pipeline, and a water pump is arranged between two adjacent water tanks; the controller is used for monitoring the inclination angle signal of the hoisting component fed back by the level gauge in real time, distributing the water storage capacity of each water tank by controlling the water pump, and adjusting the gravity center position of the balance beam so as to enable the hoisting component to reach the expected inclination angle.
The invention can realize the automatic adjustment of the inclined angle after being influenced by wind load in the hoisting process of the hoisting member, ensure to obtain the expected installation posture, reduce the manpower input, simplify the adjustment procedure, save the adjustment time, improve the efficiency and the quality of the hoisting and installation operation of the hoisting member, and simultaneously improve the hoisting safety.
Drawings
Fig. 1 is a schematic structural diagram (axonometric view) of a hoisting wind load resistant self-adaptive adjusting device in an embodiment of the invention;
fig. 2 is a layout view (top view) of devices on the balance beam in the embodiment of the present invention.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The embodiment provides a self-adaptive lifting wind load resistance adjusting device, the structure of which is shown in fig. 1, and the device comprises a lifting rope 2, a level gauge 3, a water tank 4, a balance beam 5, a water pipeline 6, a water pump 7, an automatic chain block 9, a rotating wheel 10 and a controller.
The upper part of the balance beam 5 is connected with a lifting hook 1 of the tower crane through four upper sling 2, and the middle part of each upper sling 2 is provided with an automatic chain block 9; the lower part of the balance beam 5 is connected with a hoisting member 8 through a plurality of lower sling 2, and the middle part of each lower sling 2 is provided with a rotating wheel 10. The automatic chain block 9 is used for finely adjusting the length of the upper sling 2 so as to finely adjust the inclination angle of the hoisting component 8, and the rotating wheel 10 is used for automatically rotating the lower sling 2 so as to adjust the posture of the hoisting component 8.
In the embodiment, the balance beam 5 is a rectangular balance beam, and the length and the width of the balance beam are respectively 20m and 8 m; the weight of the hoisting component 8 is 100t, the diameter of the sling 2 is 50mm, and the elastic modulus is 210 GPa; in the initial state, the horizontal included angle between the upper sling 2 and the balance beam 5 is 45 degrees.
As shown in fig. 2, the level 3 is disposed at one end of the balance beam 5, four water tanks 4(41, 42, 43, 44) are respectively installed at four corners of the balance beam 5, four water pumps 7(71, 72, 73, 74) are disposed between two adjacent water tanks 4, and the water tanks 4 are connected by water pipes.
In this embodiment, the volume of the water tank 4 is 1.5m3At the initial state, each water tank 4 stores water of 0.75m3The inner diameter of the water pipeline 6 is 100 mm.
The controller is connected with the level gauge 3, the water pump 7 and the automatic chain block 9, can monitor an inclination angle signal fed back by the level gauge 3 in real time, and controls the start and stop of the water pump 7 and the automatic chain block 9. The controller distributes the water storage amount of each water tank 4 by controlling the water pump 7, thereby precisely adjusting the gravity center position of the balance beam 5 to enable the hoisting member 8 to reach a desired inclination angle. The controller can adopt a wired controller or a wireless controller.
The specific adjusting method of the self-adaptive adjusting device for hoisting wind-resistant load comprises the following steps:
(1) connecting an upper sling 2 of the balance beam 5 with a lifting hook 1 of a tower crane, and connecting a lower sling 2 with a hoisting member 8;
(2) starting the tower crane, slowly lifting the lifting member 8 off the ground by the lifting hook 1, and stopping lifting when the height of the lifting member 8 off the ground is about 500 mm;
(3) according to the requirement of the inclination angle of the hoisting component 8, the four water pumps 7 are started through the controller, so that water in the four water tanks 4 circularly flows through the water conveying pipeline 6;
(4) the inclination angle signal fed back by the level meter 3 is monitored in real time, the water pump 7 is operated through the controller, and the water storage amount in the four water tanks 4 is distributed, so that the accurate adjustment of the gravity center position of the balance beam 5 is realized, and the lifting member 8 can reach the expected inclination angle;
(5) when the hoisted hoisting component 8 reaches a set inclination angle, the controller sends a pump stopping signal, the water pump 7 stops working, meanwhile, the valve on the water pipeline 6 is automatically closed, the water storage capacity of the water tank 4 is not changed any more, and the balance beam 5 is in a working state with a fixed inclination angle;
(6) the tower is hoisted by the hook, the hoisting member 8 is hoisted to a preset installation position to be in place, and the sling 2 at the upper part of the balance beam 5 is finely adjusted by the automatic chain block 9 according to the requirement of installation alignment in place, so that the accurate alignment of the hoisting member 8 and the installation position is realized.
(7) And after the hoisting component 8 is installed in place, the sling 2 at the lower part of the balance beam 5 is removed, and the tower crane continues to hoist the next hoisting component 8.
According to the adjusting device, after the hoisting component 8 is hoisted, the angle signal of the level 3 is fed back to the controller, the controller drives or limits the water pump 7 to work according to the fed-back angle signal, and then the purpose of accurately adjusting the gravity center position of the balance beam 5 is achieved by adjusting the water storage amount of the four water tanks 4, so that the hoisting component 8 reaches a preset inclination angle, and the hoisting component is convenient to install quickly.
By adopting the adjusting device, the automatic adjustment of the inclination angle of the hoisting member after hoisting can be realized, the mode of manually adjusting the inclination angle at the present stage is changed, the automatic adjustment level of the inclination angle of the hoisting member in the hoisting process is improved, the problems of large error, low efficiency, manpower consumption, high safety risk and the like in the traditional manual adjustment are solved, and the hoisting and installation efficiency is obviously improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A self-adaptive adjusting device for hoisting wind-resistant load is characterized in that the adjusting device comprises a sling, a level gauge, a water tank, a balance beam, a water conveying pipeline, a water pump, an automatic chain block, a rotating wheel and a controller; the upper part of the balance beam is connected with the lifting hook through a plurality of upper part slings, each upper part sling is provided with an automatic chain block, and the automatic chain blocks are used for finely adjusting the length of the upper part sling so as to finely adjust the inclination angle of a hoisting component; the lower part of the balance beam is connected with a hoisting component through a plurality of lower part slings, each lower part sling is provided with a rotating wheel, and the rotating wheels are used for enabling the lower part slings to automatically rotate so as to realize the posture adjustment of the hoisting component; the water tanks are connected through a water conveying pipeline, and a water pump is arranged between two adjacent water tanks; the controller is connected with the level gauge, the water pump and the automatic chain block and used for monitoring an inclination angle signal of the hoisting component fed back by the level gauge in real time and controlling the starting and stopping of the water pump and the automatic chain block, and the controller distributes the water storage capacity of each water tank by controlling the water pump so as to adjust the gravity center position of the balance beam and enable the hoisting component to reach an expected inclination angle.
2. The adaptive lifting wind load adjustment device of claim 1, wherein the balance beam is a rectangular balance beam.
3. The self-adaptive lifting wind load resistance adjusting device according to claim 2, wherein four water tanks are respectively arranged at four corners of the balance beam.
4. The adaptive lifting wind load resistance adjusting device according to claim 1, wherein the controller is a wired controller or a wireless controller.
5. The self-adaptive lifting wind load adjusting device of claim 2, wherein the mass of the lifting member is 100 t; the length and the width of the balance beam are respectively 20m and 8 m; the diameter of the sling is 50mm, and the elastic modulus is 210 GPa; in an initial state, the horizontal included angle between the sling at the upper part and the balance beam is 45 degrees; the volume of the water tank is 1.5m3Water storage 0.75m in each water tank at initial state3The inner diameter of the water conveying pipeline is 100 mm.
6. A self-adaptive adjustment method for hoisting wind-resistant load, which is characterized in that the adjustment method adopts the adjustment device of any one of the preceding claims, and comprises the following steps:
s1, connecting an upper sling of the balance beam with a tower crane hook, and connecting a lower sling with a hoisting member;
s2, starting the tower crane, lifting the hoisting member to a certain height from the ground through the lifting hook, and stopping lifting the hook;
s3, according to the requirement of the inclination angle of the hoisting component, starting a water pump through a controller to enable water in the water tank to circularly flow through a water pipeline;
s4, monitoring an inclination angle signal of the hoisting member fed back by the level gauge in real time, operating the water pump through the controller, distributing the water storage amount in the water tank, and adjusting the gravity center position of the balance beam to enable the hoisting member to reach an expected inclination angle;
s5, when the hoisted hoisting component reaches a set inclination angle, the controller sends a pump stopping signal, the water pump stops working, meanwhile, a valve on the water pipeline is automatically closed, the water storage capacity of the water tank is not changed any more, and the balance beam is in a working state of a fixed inclination angle;
s6, lifting the hook of the tower crane, lifting the lifting member to a preset mounting position to be in place, and finely adjusting the sling at the upper part of the balance beam through an automatic chain block according to the requirement of mounting, aligning and in-place to realize accurate alignment of the lifting member and the mounting position;
and S7, after the hoisting member is installed in place, removing the sling at the lower part of the balance beam.
7. The self-adaptive adjustment method for the hoisting wind-resistant load according to claim 6, wherein in step S2, the hooking is stopped when the height of the hoisting member from the ground is about 500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356659.0A CN112875512B (en) | 2021-04-01 | 2021-04-01 | Self-adaptive adjusting device and method for hoisting wind load |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356659.0A CN112875512B (en) | 2021-04-01 | 2021-04-01 | Self-adaptive adjusting device and method for hoisting wind load |
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| Publication Number | Publication Date |
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| CN112875512A true CN112875512A (en) | 2021-06-01 |
| CN112875512B CN112875512B (en) | 2022-12-09 |
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| CN202110356659.0A Expired - Fee Related CN112875512B (en) | 2021-04-01 | 2021-04-01 | Self-adaptive adjusting device and method for hoisting wind load |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114084799A (en) * | 2021-11-22 | 2022-02-25 | 徐州建机工程机械有限公司 | Triple protection system and method for multi-lifting synchronous safety control of tower crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107338733A (en) * | 2017-08-11 | 2017-11-10 | 中铁上海工程局集团有限公司 | A kind of hanging apparatus and hanging method for adjusting and positioning for steel box arch rib aerial statue |
| CN110054078A (en) * | 2019-04-08 | 2019-07-26 | 中交一航局第一工程有限公司 | A kind of component Current Collector Sleave |
| CN111017696A (en) * | 2019-12-04 | 2020-04-17 | 中建科技贵州有限公司 | Hoisting method of integrally assembled prefabricated part |
| US20200307964A1 (en) * | 2019-03-29 | 2020-10-01 | Joel FORMOSA | Apparatus for adjusting an orientation of a suspended load |
| CN112357749A (en) * | 2020-12-09 | 2021-02-12 | 商丘市天宇电力工程有限公司 | Hoisting accessory is used in construction transport of electric power electric appliance cabinet |
-
2021
- 2021-04-01 CN CN202110356659.0A patent/CN112875512B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107338733A (en) * | 2017-08-11 | 2017-11-10 | 中铁上海工程局集团有限公司 | A kind of hanging apparatus and hanging method for adjusting and positioning for steel box arch rib aerial statue |
| US20200307964A1 (en) * | 2019-03-29 | 2020-10-01 | Joel FORMOSA | Apparatus for adjusting an orientation of a suspended load |
| CN110054078A (en) * | 2019-04-08 | 2019-07-26 | 中交一航局第一工程有限公司 | A kind of component Current Collector Sleave |
| CN111017696A (en) * | 2019-12-04 | 2020-04-17 | 中建科技贵州有限公司 | Hoisting method of integrally assembled prefabricated part |
| CN112357749A (en) * | 2020-12-09 | 2021-02-12 | 商丘市天宇电力工程有限公司 | Hoisting accessory is used in construction transport of electric power electric appliance cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114084799A (en) * | 2021-11-22 | 2022-02-25 | 徐州建机工程机械有限公司 | Triple protection system and method for multi-lifting synchronous safety control of tower crane |
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| CN112875512B (en) | 2022-12-09 |
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Granted publication date: 20221209 |