CN105060138A - Disassembling and installation method for tower crane attachment - Google Patents
Disassembling and installation method for tower crane attachment Download PDFInfo
- Publication number
- CN105060138A CN105060138A CN201510567406.2A CN201510567406A CN105060138A CN 105060138 A CN105060138 A CN 105060138A CN 201510567406 A CN201510567406 A CN 201510567406A CN 105060138 A CN105060138 A CN 105060138A
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- rope
- fixed
- hoist
- fixed pulley
- attachment
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention provides a disassembling and installation method for a tower crane attachment. The disassembling and installation method comprises a steel wire rope fixing frame, a fixed pulley device, a fixed pulley B, a fixed pulley C and an installation rope, wherein the steel wire rope fixing frame and the fixed pulley device are sequentially fixedly arranged on a balance arm of a tower crane and between a lifting hoist and a tower cap, the steel wire rope fixing frame is installed on one side close to the tower cap, the fixed pulley B is fixed at the lower end of the joint of a crane beam and the tower cap, the fixed pulley C is fixed at the upper end of the tower cap, an installation lasso steel wire rope passes by the fixed pulley B and the fixed pulley C, and a grabber at one end is connected with a luffing trolley. Compared with the prior art, the disassembling and installation method provided by the invention achieves the installation and disassembling for the crane attachment by additionally arranging two pulley devices on the crane, and utilizing the lifting steel wire rope of the tower crane simultaneously, and the construction method is safe and reliable, and high in construction efficiency, so that the construction progress can be effectively promoted, and the construction safety can be ensured.
Description
Technical field
The present invention relates to lifting technique field, particularly relate to dismounting and the installation method of the attachment of a kind of tower crane.
Background technology
Tower crane attachment is installed and dismounting does not nowadays have special purpose device, but the installation of tower crane attachment and dismounting, again tower crane in use compulsory work, tower crane device fabrication producer does not have special purpose device yet, therefore 0.5 ton of little elevator can only be moved on to the dismounting of tower crane back balance arm carrying out adhere to strut bar in order to operation, because tonnage is little, winch rises reuses that wirerope diameter is little and Rong Shengliang is few, and the weight of adhering to strut bar is very large, little elevator wire rope breaking is very easily there is when operating, hang the accident generation that thing falls, steel rope fault needs again to change and just can work on, thus affect construction speed, hang thing fall and can safety in production be affected simultaneously.
In addition, if due to after cause specific tower crane installed attachment, to need again dismounting attachment, it is just more difficult again to install attachment.
Summary of the invention
The object of this invention is to provide dismounting and the installation method of the attachment of a kind of tower crane, by two cover pulley gears additional on hoisting crane, utilize the hoist rope of tower crane self simultaneously, realize the installation to hoisting crane attachment and dismounting, increase the safety of construction, improve operating efficiency, actv. propelling construction progress.
For achieving the above object, the present invention realizes by the following technical solutions:
A kind of device dismantled for tower crane attachment and install, comprise fixation rack for steel wire rope, fixed pulley, fixed pulley B, fixed pulley C, rope is installed, on the equilibrium arm of tower crane, between lifting elevator and tower cap, fix fixation rack for steel wire rope and fixed pulley successively, fixation rack for steel wire rope is arranged on the side near tower cap, described fixed pulley B is fixed on the lower end of crane arm and tower cap junction, fixed pulley C is fixed on the upper end of tower cap, install lasso trick steel rope and walk around fixed pulley B and fixed pulley C, the claw hook of one end connects amplitude variation trolley.
Described installation rope comprises gib head, claw hook, steel rope, and gib head and claw hook are separately fixed at the two ends of steel rope.
Adopt the device being used for tower crane attachment dismounting and installation hoisting crane to be adhered to the method for dismantling and installing, described method for dismounting comprises the steps:
1) first amplitude variation trolley is opened to crane arm the inner, then wire rope grip and hoist rope are fixed, then wire rope grip is fixed on fixation rack for steel wire rope by bearing pin, put on spring cotter locking;
2) loosen hoist rope, hoist rope is installed in the wheel ditch of fixed pulley A, the gear wheel fixed mount of Anti-rope drop gear wheel is fixed on fixed pulley frame by bearing pin, by Anti-rope drop gear wheel, hoist rope is pressed in the wheel ditch of fixed pulley A;
3) hoist rope between fixed pulley and fixation rack for steel wire rope is installed the movable pulley with hook, and on the gib head of movable pulley, two hoist cables are installed;
4) continue to loosen hoist rope, movable pulley is put down from equilibrium arm, by two hoist cables, movable pulley gib head is connected with attachment strut bar;
5) slowly hoist hoist rope to strained condition, pull down the bearing pin at attachment strut bar two ends;
6) lifting elevator is started, hoist rope is dropped to ground the hoist cable at attachment strut bar two ends is taken apart, receive hoist rope to top dead point, movable pulley is disassembled from hoist rope, again wire rope grip is separated with fixed mount, slowly wire rope grip and hoist rope is put to balance position and wire rope grip is dismantled;
7) repeat preceding method, continue all the other standard knots of dismounting to next attachment place, until dismantled by tower crane.
Described installation method comprises the steps:
1) attachment strut bar is winched to attachment cover position by equilibrium arm hoist rope and movable pulley suspension hook, the gib head one short rope installing the rope other end is connected with one end of attachment strut bar;
2) pull steel rope by mobile amplitude variation trolley, adjusted to by the other end of attachment strut bar and overlap bore and overlap with adhering to, insertion fixed pin shaft is fixed;
3) again starting amplitude variation trolley will one end pull-up of attachment strut bar, and now hoist rope is no longer stressed, hoist rope and movable pulley and attachment strut bar is separated;
4) pull installation rope by amplitude variation trolley, make the mounting hole of the non-installation end of attachment strut bar and wall bury bore underground and coincide, insertion fixed pin shaft and spring cotter are fixed, and complete the installation of attachment strut bar.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of dismounting of tower crane attachment and installation method, by two cover pulley gears additional on hoisting crane, utilize the hoist rope of tower crane self simultaneously, realize the installation to hoisting crane attachment and dismounting, this construction method is safe and reliable, operating efficiency is high, can actv. propelling construction progress, ensures construction safety.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation adhering to the device of dismounting and installation for tower crane of the present invention;
Fig. 2 is the A point enlarged drawing of Fig. 1;
In figure: on 1-lifting elevator 2-fixed mount 3-fixed pulley frame 4-steel pipe 5-, fixing pole 6-wire rope grip 7-bearing pin 8-movable pulley 9-fixed pulley A10-Anti-rope drop gear wheel 11-adheres to strut bar 12-claw hook 13-gib head 14-fixed pulley B15-fixed pulley C16-equilibrium arm 17-amplitude variation trolley 18-crane arm 19-tower cap 20-gear wheel fixed mount 21-hoist rope 22-steel rope 23-hoist cable
Detailed description of the invention
Below in conjunction with Figure of description, invention is described in detail, but it should be noted that enforcement of the present invention is not limited to following embodiment.
As Figure 1-Figure 2, a kind of device dismantled for tower crane attachment and install, comprise fixation rack for steel wire rope, fixed pulley, fixed pulley B14, fixed pulley C15, rope is installed, on the equilibrium arm of tower crane 16, between lifting elevator 1 and tower cap 19, fix fixation rack for steel wire rope and fixed pulley successively, fixation rack for steel wire rope is arranged on the side near tower cap 19, described fixed pulley B14 is fixed on the lower end of crane arm 18 and tower cap 19 junction, fixed pulley C15 is fixed on the upper end of tower cap 19, lasso trick steel rope 22 is installed and walks around fixed pulley B14 and fixed pulley C15, the claw hook 12 of one end connects amplitude variation trolley 17.
Described fixation rack for steel wire rope comprises fixed mount 2, wire rope grip 6, steel pipe 4, and wire rope grip 6 is fixed on the upper end of fixed mount 2 by bearing pin 7, and fixed mount 2 is fixedly connected with steel pipe 4, and steel pipe 4 is fixed on equilibrium arm 16.
Described fixed pulley comprises fixed pulley A9, fixed pulley frame 3, steel pipe 4, Anti-rope drop gear wheel 10, described fixed pulley A9 is arranged on fixed pulley frame 3, fixed pulley frame 3 is fixed on steel pipe 4, steel pipe 4 is fixed on equilibrium arm 16, described Anti-rope drop gear wheel 10 is connected with fixed pulley frame 3 by gear wheel fixed mount 20, and Anti-rope drop gear wheel 10 is tangent with fixed pulley A19.
Knock hole is respectively arranged with in two sides of the upper end of fixation rack for steel wire rope and fixed pulley, the two ends of two fixing poles 5 are inserted in the knock hole of fixation rack for steel wire rope and fixed pulley upper end respectively, fixation rack for steel wire rope is connected location with the upper end of fixed pulley.
Described installation rope comprises gib head 13, claw hook 12, steel rope 22, and gib head 13 and claw hook 12 are separately fixed at the two ends of steel rope 22.
Adopt the device being used for tower crane attachment dismounting and installation hoisting crane to be adhered to the method for dismantling and installing, described method for dismounting comprises the steps:
1) first amplitude variation trolley 17 is opened to crane arm the inner, then wire rope grip 6 and hoist rope 21 are fixed, then wire rope grip 6 is fixed on fixed mount 2 by bearing pin 7, put on spring cotter locking;
2) hoist rope 21 is loosened, hoist rope 21 is installed in the wheel ditch of fixed pulley A9, the gear wheel fixed mount 20 of Anti-rope drop gear wheel 10 is fixed on fixed pulley frame 3 by bearing pin, by Anti-rope drop gear wheel 10, hoist rope 21 is pressed in the wheel ditch of fixed pulley A9;
3) hoist rope 21 between fixed pulley and fixation rack for steel wire rope is installed the movable pulley 8 with hook, and on the gib head of movable pulley 8, two hoist cables 23 are installed;
4) continue to loosen hoist rope 21, movable pulley 8 is put down from equilibrium arm 16, by two hoist cables 23, movable pulley 8 gib head is connected with attachment strut bar 23;
5) slowly hoist hoist rope 21 to strained condition, pulls down the bearing pin at attachment strut bar 11 two ends;
Before a rear dismounting hinge pin, with a rope, attachment strut bar 11 is dismantled end and tightened, when slowly putting rope after dismounting hinge pin to balance position.
6) lifting elevator 1 is started, hoist rope 21 is dropped to ground the hoist cable 23 at attachment strut bar 11 two ends is taken apart, receive hoist rope 21 to top dead point, movable pulley 8 is disassembled from hoist rope 21, again wire rope grip 6 is separated with fixed mount 2, slowly wire rope grip 6 and hoist rope 21 is put to balance position and wire rope grip 6 is dismantled;
7) repeat preceding method, continue all the other standard knots of dismounting to next attachment place, until dismantled by tower crane.
Described installation method comprises the steps:
1) attachment strut bar 11 is winched to attachment cover position by equilibrium arm hoist rope 21 and movable pulley 8 suspension hook, the gib head 13 short rope installing the rope other end is connected with one end of attachment strut bar 11;
By equilibrium arm hoist rope 21 and movable pulley 8 sling attachment strut bar 11 method with dismantle time method of slinging identical: first fix with fixation rack for steel wire rope one end by hoist rope 21, then hoist rope 21 is installed on fixed pulley, hoist rope 21 again between fixation rack for steel wire rope and fixed pulley installs movable pulley 8, then by the power of lifting elevator 1, attachment strut bar 11 is sling.
2) pull steel rope 22 by mobile amplitude variation trolley 17, adjusted to by the other end of attachment strut bar 11 and overlap bore and overlap with adhering to, insertion fixed pin shaft is fixed;
3) again start amplitude variation trolley 17 by one end pull-up of attachment strut bar 11, now hoist rope 21 is no longer stressed, hoist rope 21 and movable pulley 8 is separated with attachment strut bar 11;
4) pull installation rope by amplitude variation trolley 17, make the mounting hole of the non-installation end of attachment strut bar 11 and wall bury bore underground and coincide, insertion fixed pin shaft and spring cotter are fixed, and finally dismounting lifting rope rope and gib head complete the installation of attachment strut bar.
Claims (4)
1. the device dismantled for tower crane attachment and install, it is characterized in that, comprise fixation rack for steel wire rope, fixed pulley, fixed pulley B, fixed pulley C, rope is installed, on the equilibrium arm of tower crane, between lifting elevator and tower cap, fix fixation rack for steel wire rope and fixed pulley successively, fixation rack for steel wire rope is arranged on the side near tower cap, described fixed pulley B is fixed on the lower end of crane arm and tower cap junction, fixed pulley C is fixed on the upper end of tower cap, lasso trick steel rope is installed and walks around fixed pulley B and fixed pulley C, the claw hook of one end connects amplitude variation trolley.
2. a kind of device dismantled for tower crane attachment and install according to claim 1, it is characterized in that, described installation rope comprises gib head, claw hook, steel rope, and gib head and claw hook are separately fixed at the two ends of steel rope.
3. adopt and hoisting crane is adhered to the method for dismantling and installing for the device of tower crane attachment dismounting and installation as claimed in claim 1, it is characterized in that, described method for dismounting comprises the steps:
1) first amplitude variation trolley is opened to crane arm the inner, then wire rope grip and hoist rope are fixed, then wire rope grip is fixed on fixation rack for steel wire rope by bearing pin, put on spring cotter locking;
2) loosen hoist rope, hoist rope is installed in the wheel ditch of fixed pulley A, the gear wheel fixed mount of Anti-rope drop gear wheel is fixed on fixed pulley frame by bearing pin, by Anti-rope drop gear wheel, hoist rope is pressed in the wheel ditch of fixed pulley A;
3) hoist rope between fixed pulley and fixation rack for steel wire rope is installed the movable pulley with hook, and on the gib head of movable pulley, two hoist cables are installed;
4) continue to loosen hoist rope, movable pulley is put down from equilibrium arm, by two hoist cables, movable pulley gib head is connected with attachment strut bar;
5) slowly hoist hoist rope to strained condition, pull down the bearing pin at attachment strut bar two ends;
6) lifting elevator is started, hoist rope is dropped to ground the hoist cable at attachment strut bar two ends is taken apart, receive hoist rope to top dead point, movable pulley is disassembled from hoist rope, again wire rope grip is separated with fixed mount, slowly wire rope grip and hoist rope is put to balance position and wire rope grip is dismantled;
7) repeat preceding method, continue all the other standard knots of dismounting to next attachment place, until dismantled by tower crane.
4. a kind of dismounting of tower crane attachment according to claim 3 and the method for installation, it is characterized in that, described installation method comprises the steps:
1) attachment strut bar is winched to attachment cover position by equilibrium arm hoist rope and movable pulley suspension hook, the gib head one short rope installing the rope other end is connected with one end of attachment strut bar;
2) pull steel rope by mobile amplitude variation trolley, adjusted to by the other end of attachment strut bar and overlap bore and overlap with adhering to, insertion fixed pin shaft is fixed;
3) again starting amplitude variation trolley will one end pull-up of attachment strut bar, and now hoist rope is no longer stressed, hoist rope and movable pulley and attachment strut bar is separated;
4) pull installation rope by amplitude variation trolley, make the mounting hole of the non-installation end of attachment strut bar and wall bury bore underground and coincide, insertion fixed pin shaft and spring cotter are fixed, and complete the installation of attachment strut bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567406.2A CN105060138B (en) | 2015-09-07 | 2015-09-07 | Disassembling and installation method for tower crane attachment and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567406.2A CN105060138B (en) | 2015-09-07 | 2015-09-07 | Disassembling and installation method for tower crane attachment and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105060138A true CN105060138A (en) | 2015-11-18 |
| CN105060138B CN105060138B (en) | 2017-04-19 |
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| CN201510567406.2A Active CN105060138B (en) | 2015-09-07 | 2015-09-07 | Disassembling and installation method for tower crane attachment and device thereof |
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| CN (1) | CN105060138B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883645A (en) * | 2016-06-29 | 2016-08-24 | 中交路桥华南工程有限公司 | Disassembling method for tower crane attaching devices |
| CN107161879B (en) * | 2017-06-27 | 2018-08-03 | 中建二局第二建筑工程有限公司 | Attached wall provision for disengagement and its method for dismounting on rear side of derrick crane |
| CN114671358A (en) * | 2022-03-03 | 2022-06-28 | 中核华兴达丰机械工程有限公司 | Tower crane is attached to ann and is torn open hoisting accessory |
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| CN201914868U (en) * | 2011-02-23 | 2011-08-03 | 刘福元 | Tower crane attached mounting-demounting hoisting device |
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| CN104692261A (en) * | 2015-03-24 | 2015-06-10 | 启东建筑集团有限公司 | Symmetrical dismounting construction method for attachment device of tower crane |
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2015
- 2015-09-07 CN CN201510567406.2A patent/CN105060138B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2849322A1 (en) * | 1977-12-30 | 1979-07-12 | Potain Sa | BOTTLE PULL |
| KR20100023367A (en) * | 2008-08-21 | 2010-03-04 | 김봉교 | Moving method and the apparatus using tower crane having additional function |
| CN201914868U (en) * | 2011-02-23 | 2011-08-03 | 刘福元 | Tower crane attached mounting-demounting hoisting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883645A (en) * | 2016-06-29 | 2016-08-24 | 中交路桥华南工程有限公司 | Disassembling method for tower crane attaching devices |
| CN105883645B (en) * | 2016-06-29 | 2018-01-05 | 中交路桥华南工程有限公司 | The method for dismounting of tower crane attachment device |
| CN107161879B (en) * | 2017-06-27 | 2018-08-03 | 中建二局第二建筑工程有限公司 | Attached wall provision for disengagement and its method for dismounting on rear side of derrick crane |
| CN114671358A (en) * | 2022-03-03 | 2022-06-28 | 中核华兴达丰机械工程有限公司 | Tower crane is attached to ann and is torn open hoisting accessory |
| CN114671358B (en) * | 2022-03-03 | 2024-05-24 | 中核华兴达丰机械工程有限公司 | Tower crane attachment, installation and disassembly lifting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105060138B (en) | 2017-04-19 |
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