CN106115500B - A kind of high-rise building is special, and tearing formula roofing open hangs and tears open certainly method certainly - Google Patents

A kind of high-rise building is special, and tearing formula roofing open hangs and tears open certainly method certainly Download PDF

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Publication number
CN106115500B
CN106115500B CN201610675889.2A CN201610675889A CN106115500B CN 106115500 B CN106115500 B CN 106115500B CN 201610675889 A CN201610675889 A CN 201610675889A CN 106115500 B CN106115500 B CN 106115500B
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CN
China
Prior art keywords
tower
open
steel wire
platform
gin pole
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CN201610675889.2A
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Chinese (zh)
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CN106115500A (en
Inventor
许贵林
朱弘
马坤月
施宇
孙正刚
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中昇建机(南京)重工有限公司
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Priority to CN201610675889.2A priority Critical patent/CN106115500B/en
Publication of CN106115500A publication Critical patent/CN106115500A/en
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Publication of CN106115500B publication Critical patent/CN106115500B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/06Cranes 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 with jibs mounted for jibbing or luffing movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/18Cranes 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 specially adapted for use in particular purposes
    • B66C23/20Cranes 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 specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
    • B66C23/205Cranes 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 specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures for use on top of roofs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00Cranes 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
    • B66C23/62Constructional features or details

Abstract

Hang and tear method open certainly from tearing formula roofing open the invention discloses a kind of high-rise building is special, including:Farm Planning, suspension hook is removed, remove hoist rope, remove halter assembly pulley, crane arm is removed, tower will be torn open and be filled to steel wire rope in raising hoist engine, removes balancing weight, remove auxiliary gib head, variable-amplitude steel wire rope is removed, sets the mode of chain block to remove luffing hoist engine with steel wire rope and on A shape tower pull bars using tower is torn open, auxiliary hoist engine is set on tower platform is torn open, raising hoist engine is removed, slew gear is removed successively using chain block and gin pole.It is of the present invention from tear open method dismounting the special roofing of high-rise building hang when, auxiliary dismounting tower crane need not be set in addition, parts and the manual operation cooperation of itself are hung by roofing, can be realized from dismantling to tower platform is torn open, then ground is transported to by construction elevator.Because of the present invention need not set auxiliary dismounting tower crane in addition from the method for tearing open, do not limited by the narrow and small defect of building roof area.

Description

A kind of high-rise building is special, and tearing formula roofing open hangs and tears open certainly method certainly
Technical field
The present invention relates to hoisting machinery technical field, and in particular to a kind of high-rise building it is special from tear open formula roofing hang and from Tear method open.
Technical background
With the fast development of building trade, the record of high-rise building is constantly refreshed all over the world, domestic at present Super high steel structure skyscraper also rapidly increases, construction of super highrise building finishing phase, because high-level condition limits, The tower crane of tower is torn in dismounting and final auxiliary for the large-scale tower crane on last building top open, there is larger limitation.Always Since, in the market uses the larger tower crane of smaller Tower crane disassembly, finally cuts and tears smaller tower crane open, completes last building Architectural Equipment Round-off work.The small tower crane after tearing open is cut, is seriously damaged, belongs to disposable, it is impossible to reuse.And because Super High is big The top roofing area limitation in tall building, it is especially high to removing equipment requirement, so being badly in need of research and development one kind, can assist to dismantle Large Towers Hang, and can carries out the tower crane of self dismounting, and each part deadweight for tearing formula tower crane open certainly requires lighter, finally can manually tear open Remove, security is relatively good when being transported to ground by construction elevator, while removing.
The content of the invention
The invention aims to solve the deficiencies in the prior art, there is provided a kind of special roofing of high-rise building hang from Tear method open, and it is reasonable in design, and sturdy and durable, easy to operate, the special roofing of the high high-rise building of security performance is hung, should It is a kind of vertical transport equipment for resistance of super high-rise steel structures roofing construction that roofing, which is hung, self can dismantle, can solve the problem that Dismounting is difficult in the prior art and the small tower crane for dismantling needs destroyed, the shortcomings that causing equipment cost high.
In order to realize the above object the technical solution used in the present invention is:
A kind of high-rise building is special to be hung from tearing formula roofing open, including:
The cross foundation beam of building roofing is arranged at, slew gear is fixedly connected with cross foundation beam, is turned round It is fixedly connected with one end of counter-balanced carriage in mechanism, the other end of counter-balanced carriage is provided with balancing weight, on counter-balanced carriage at balancing weight Luffing elevator is provided with, raising elevator is provided with counter-balanced carriage at slew gear, is located at the upper of slew gear on counter-balanced carriage Side is provided with drivers' cab;
Connected between lifting arm roots and counter-balanced carriage by bearing pin, crane arm can be rotated centered on the bearing pin;Lifting Carrying roller and guide wheel are provided with arm, the front end of crane arm is provided with pulley;Crane arm includes more piece, is connected between often saving by bearing pin Connect;
Luffing elevator includes the A shapes tower and luffing hoist engine being arranged on counter-balanced carriage, and A shapes tower includes pull bar and depression bar, A shapes Depression bar one end of tower is fixed on counter-balanced carriage, and the depression bar other end is connected to pull bar medium position, pull bar one by high intensity pin End is fixed on counter-balanced carriage, and the pull bar other end is connected with fixed pulley group and halter assembly pulley, and variable-amplitude steel wire rope is from luffing hoist engine Draw, the fixed pulley group through A shape tops of tower, by being set on crane arm after being passed around back and forth between fixed pulley group and halter assembly pulley The carrying roller and guide wheel put, it is finally secured to the pulley of crane arm front end;Correspond on crane arm at halter assembly pulley and be provided with cage Head platform;
Raising elevator includes hoist rope and raising hoist engine, and hoist rope is drawn from raising hoist engine, through lifting Carrying roller, guide wheel, the pulley of crane arm front end on arm are connected with suspension hook.
Cross foundation beam described above is connected by high-strength pin with slew gear.
Crane arm described above can rotate 15 ° centered on bearing pin.
4 multiplying powers pass around variable-amplitude steel wire rope described above back and forth between fixed pulley group and halter assembly pulley.
What a kind of special roofing of high-rise building was hung tears method open certainly, comprises the following steps:
Step 1:Farm Planning, arrange roofing and hang place around, prepare to tear the platform of tower open;
Step 2:Raising elevator is operated, slowly declines suspension hook to the above-mentioned platform for tearing tower open, removes suspension hook;
Step 3:Raising elevator is operated, hoist rope is slowly withdrawn to raising hoist engine, when hoist rope fag end arrives During up to lifting arm roots, operation raising hoist engine stops operating, and then inverts raising hoist engine, hoist rope is completely drawn out Raising hoist engine is simultaneously put to tearing tower platform open;
Step 4:Luffing elevator is operated, by the slow nutation of crane arm, crane arm front end is fallen within and tears open on tower platform, is continued Operation luffing elevator makes the halter platform that halter assembly pulley is dropped on arm, removes luffing zip, by variable-amplitude steel wire rope from cage Extracted out in head assembly pulley, then remove halter assembly pulley;Variable-amplitude steel wire rope is drawn from the fixed pulley group of A shape towers, variable-amplitude steel wire rope One two auxiliary steel wire ropes of termination of wedge joint, hold the main chord of crane arm middle node, and remove the of crane arm front end One section, while operate luffing elevator and save front end second and slowly fall within and tear tower platform open, remove remaining lifting arm joint, luffing steel successively Cord fixed position changes to lifting arm roots section successively as needed, until crane arm is all removed, by variable-amplitude steel wire rope The wedge joint of one end is removed, and variable-amplitude steel wire rope is all retracted in luffing hoist engine by operation luffing elevator;
Step 5:Tower will be torn open to be filled in raising hoist engine with steel wire rope, steel wire rope one end pile warp A shape tower fixed pulley groups, separately One end installation auxiliary gib head, operates raising elevator, slings balancing weight, disengage it from counter-balanced carriage, then balancing weight slowly transferred to Tear open on tower platform, remove remaining balancing weight successively;
Step 6:Above-mentioned auxiliary gib head is removed, slowly operates raising elevator, makes to tear tower open and is dropped to the drag-line of steel wire rope Tear tower platform open;
Step 7:Luffing elevator is operated, variable-amplitude steel wire rope is extracted out in luffing hoist engine, and rolls up and puts to tearing tower platform open;Profit With tearing tower steel wire rope open and the mode of chain block being set on A shape tower pull bars, luffing hoist engine is removed to tearing tower platform open;
Step 8:Auxiliary hoist engine is set on tower platform is torn open, auxiliary is moved to steel wire rope by tower is torn in raising hoist engine open In hoist engine;Using tear open tower steel wire rope and on A shape tower pull bars set chain block mode, by raising hoist engine remove to Tear tower platform open;
Step 9:Auxiliary hoist engine is removed, is installed on cross foundation beam and tears tower gin pole open, is set on gin pole and pulls calabash Reed, motor, pumping plant, driver's cabin, regulator cubicle, counter-balanced carriage, slew gear and A shape towers are removed using chain block and gin pole;
Step 10:Rotating weight frame, counter-balanced carriage rear end is set to operate gin pole close to gin pole, utilize chain block and gin pole point Section removes counter-balanced carriage, and moves and put to tearing tower platform open;Slew gear is removed successively also with chain block and gin pole.
When A shape towers are removed in step 9 described above, with chain block by A shapes tower pull bar lower end and counter-balanced carriage front end phase Even, chain block is slowly operated, A shape tower depression bars is slowly had a down dip, stops having a down dip when depression bar is 30 degree with counter-balanced carriage angle, Falsework is set up between counter-balanced carriage at A shape tower pull bars and depression bar node;Rotating weight frame, lean on A shape tower rod head sections Nearly gin pole, A shape tower rod head sections, dismounting head section connecting bolt are fixed with chain block, head is saved and moved by rotation gin pole Except to tearing tower platform open;Rotating weight frame, A shape tower pull bars root is saved and fixes root with chain block close to gin pole, operation gin pole Section, dismounting root section connecting bolt, while unclamp the fixed chain block of root section, rotation gin pole is by root section removal to tearing open Tower platform;Repeat above step and remove that rod head second is saved, root second is saved successively, until complete remove A shape towers.
When counter-balanced carriage is removed in step 10 described above, rotating weight frame, make counter-balanced carriage rear end close to gin pole;Operation is taken off Bar, with Section three of strut of chain block fixed weight frame, remove strut bolts at two ends, rotation gin pole, which puts strut to tearing tower open, puts down Platform;Gin pole is operated, Section of three wherein a piece of girder of counter-balanced carriage is fixed, removes the girder connecting pin, rotation gin pole puts girder To tower platform is torn open, another girder that above step removes Section of three counter-balanced carriage is repeated;Remaining counter-balanced carriage second saves, first segment Dismantling step is identical with Section three.
The present invention compared with prior art, has advantages below:
1st, roofing of the present invention hang deadweight it is small, eliminate tower body, each part can pass through using manually being dismantled Construction elevator is transported to ground.
2nd, hang can be very high for movable arm type, hoisting height for roofing of the present invention, it is possible to achieve lifted using single multiplying power, can During solving more multiplying power liftings, steel wire rope interference.
3rd, roofing of the present invention, which is hung, can use diesel engine drives, can effectively solve super high steel structure and apply Power tense problem in work.
4th, it is reasonable to hang overall design for roofing of the present invention, can be controlled using PLC, Automation of Fault Diagnosis, behaviour Make visualization height.
5th, it is of the present invention from tear open method dismounting the special roofing of high-rise building hang when, it is not necessary in addition set auxiliary tear open Tower crane is unloaded, parts and the manual operation cooperation of itself are hung by roofing, can be realized from dismantling to tower platform is torn open, then pass through Construction elevator is transported to ground.Because it is of the present invention from the method for tearing open need not set in addition auxiliary dismounting tower crane, not by The limitation of the narrow and small defect of building roof area.
Brief description of the drawings
Fig. 1 is the overall structure of the present invention.
Fig. 2 is dismounting suspension hook schematic diagram.
Fig. 3 is dismounting hoist rope schematic diagram.
Fig. 4 is removes crane arm schematic diagram, and wherein 4a is that crane arm front end falls within the schematic diagram for tearing tower platform open, and 4b is dismounting The schematic diagram of luffing zip and halter assembly pulley, 4c are the schematic diagram for removing first segment crane arm, and 4d is to remove rising for the second section The schematic diagram of weighing arm, 4e are the schematic diagram for removing remaining lifting arm joint.
Fig. 5 is the schematic diagram for removing balancing weight.
Fig. 6 is the schematic diagram for removing auxiliary gib head.
Fig. 7 is the schematic diagram for removing luffing hoist engine.
Fig. 8 is the schematic diagram for removing raising hoist engine.
Fig. 9 is the schematic diagram that motor is removed using chain block and gin pole, and wherein 9a is the schematic diagram of installation gin pole, and 9b is Gin pole lifts by crane the schematic diagram of motor, and 9c is that motor is moved to the schematic diagram for tearing tower platform open.
Figure 10 is the schematic diagram that A shape towers are removed using chain block and gin pole, before wherein 10a is pull bar lower end and counter-balanced carriage End be connected and between A shapes tower and counter-balanced carriage set up falsework schematic diagram, 10b be remove rod head section schematic diagram, 10c To remove the schematic diagram of pull bar root section, 10d is the schematic diagram for removing depression bar.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the technical scheme that the present invention is furture elucidated, it should be understood that these embodiments It is only illustrative of the invention and is not intended to limit the scope of the invention, after the present invention has been read, those skilled in the art couple The modification of the various equivalent form of values of the present invention falls within the application appended claims limited range.
Hung as shown in figure 1, a kind of high-rise building is special from tearing formula roofing open, including be arranged at the cross of building roofing Foundation beam 1, slew gear 2 is connected with by high-strength pin on cross foundation beam 1, counterweight is fixedly connected with slew gear 2 One end of frame 3, the other end of counter-balanced carriage 3 are provided with balancing weight 4, luffing elevator 6 are provided with balancing weight 4 on counter-balanced carriage 3, Raising elevator 7 is provided with counter-balanced carriage 3 at slew gear 2, the top that slew gear 2 is located on counter-balanced carriage 3 sets officials Machine room.
Above-described cross foundation beam is directly anchored to top of building, eliminates tower body, has preferably saved steel Material, deadweight is alleviated, while also save financial resources.
Connected between the root of crane arm 10 and counter-balanced carriage by 2 high-strength pins, crane arm energy centered on the bearing pin Enough rotate to an angle, about 15 ° or so;Carrying roller and guide wheel are provided with crane arm, the front end of crane arm is provided with pulley;Lifting Arm includes more piece, is connected between often saving by 4 high-strength pins.
Luffing elevator 6 includes A shapes tower 5 and the luffing hoist engine being arranged on counter-balanced carriage 3, and A shapes tower 5 includes pull bar 50 and pressure Bar 51, depression bar one end of A shape towers are fixed on counter-balanced carriage 3, and the depression bar other end is connected to position in pull bar by high intensity pin Put, pull bar one end is fixed on counter-balanced carriage 3, and the pull bar other end is connected with fixed pulley group and halter assembly pulley, variable-amplitude steel wire rope 9 from Luffing hoist engine is drawn, and the fixed pulley group through A shape tops of tower, 4 multiplying powers pass around back and forth between fixed pulley group and halter assembly pulley Afterwards by the carrying roller and guide wheel that are set on crane arm, the pulley of crane arm front end is finally secured to;Correspond to halter on crane arm Halter platform is provided with assembly pulley.
Raising elevator 7 includes hoist rope 8 and raising hoist engine, and hoist rope is drawn from raising hoist engine, through rising The pulley of carrying roller, guide wheel, crane arm front end on weighing arm is connected with suspension hook 11, and single multiplying power passes around.
Crane arm 10 is hinged with counter-balanced carriage by high-strength pin, and raising elevator 7 will weight by hoist rope 8 Thing is drawn to specified state;Variable-amplitude steel wire rope 9 realizes crane arm 10 well by the pull-up crane arm 10 of luffing elevator 6 Luffing, it is rational in infrastructure, it is safe.
Roofing tower crane function of the present invention easily removes other large-scale tower cranes, because the deadweight of its own part is lighter, After removing other large-scale tower cranes, self dismounting can be more easily carried out, it is not necessary to other auxiliary loop wheel machines.In large-scale high-rise building It is essential that completion of binding, which is removed in large-scale tower crane, and the high-rise building is special, and tearing formula roofing open hangs economical and practical, complete machine certainly Safe, it is convenient that peace is torn open, and efficiency of construction is high.
As Fig. 2 for remove suspension hook schematic diagram, Fig. 3 for remove hoist rope schematic diagram, Fig. 4 for remove crane arm signal Figure, Fig. 4 are the schematic diagram for removing crane arm, and wherein 4a is that crane arm front end falls within the schematic diagram for tearing tower platform open, and 4b becomes to remove The schematic diagram of width zip and halter assembly pulley, 4c are the schematic diagram for removing first segment crane arm, and 4d is the lifting for removing the second section The schematic diagram of arm, 4e are the schematic diagram for removing remaining lifting arm joint.
Fig. 5 is the schematic diagram of dismounting balancing weight, and Fig. 6 is the schematic diagram for removing auxiliary gib head, and Fig. 7 is dismounting luffing hoist engine Schematic diagram, Fig. 8 be remove raising hoist engine schematic diagram.
Fig. 9 is the schematic diagram that motor is removed using chain block and gin pole, and wherein 9a is the schematic diagram of installation gin pole, and 9b is Gin pole lifts by crane the schematic diagram of motor, and 9c is that motor is moved to the schematic diagram for tearing tower platform open.
Figure 10 is the schematic diagram that A shape towers are removed using chain block and gin pole, before wherein 10a is pull bar lower end and counter-balanced carriage End be connected and between A shapes tower and counter-balanced carriage set up falsework schematic diagram, 10b be remove rod head section schematic diagram, 10c To remove the schematic diagram of pull bar root section, 10d is the schematic diagram for removing depression bar.
A kind of high-rise building of the present invention is special from tearing that formula roofing hangs open from method for dismounting, comprises the following steps:
Step 1:Farm Planning, arrange roofing and hang place around, prepare to tear the platform of tower open;
Step 2:Raising elevator is operated, slowly declines suspension hook to the above-mentioned platform for tearing tower open, removes suspension hook;
Step 3:Raising elevator is operated, hoist rope is slowly withdrawn to raising hoist engine, when hoist rope fag end arrives During up to lifting arm roots, operation raising hoist engine stops operating, and then inverts raising hoist engine, hoist rope is completely drawn out Raising hoist engine is simultaneously put to tearing tower platform open;
Step 4:Luffing elevator is operated, by the slow nutation of crane arm, crane arm front end is fallen within and tears open on tower platform, is continued Operation luffing elevator makes the halter platform that halter assembly pulley is dropped on arm, removes luffing zip, by variable-amplitude steel wire rope from cage Extracted out in head assembly pulley, then remove halter assembly pulley;Variable-amplitude steel wire rope is drawn from the fixed pulley group of A shape towers, variable-amplitude steel wire rope One two auxiliary steel wire ropes of termination of wedge joint, hold the main chord of crane arm middle node, and remove the of crane arm front end One section, while operate luffing elevator and save front end second and slowly fall within and tear tower platform open, remove remaining lifting arm joint, luffing steel successively Cord fixed position changes to lifting arm roots section successively as needed, until crane arm is all removed, by variable-amplitude steel wire rope The wedge joint of one end is removed, and variable-amplitude steel wire rope is all retracted in luffing hoist engine by operation luffing elevator;
Step 5:Tower will be torn open to be filled in raising hoist engine with steel wire rope, steel wire rope one end pile warp A shape tower fixed pulley groups, separately One end installation auxiliary gib head, operates raising elevator, slings balancing weight, disengage it from counter-balanced carriage, then balancing weight slowly transferred to Tear open on tower platform, remove remaining balancing weight successively;
Step 6:Above-mentioned auxiliary gib head is removed, slowly operates raising elevator, makes to tear tower open and is dropped to the drag-line of steel wire rope Tear tower platform open;
Step 7:Luffing elevator is operated, variable-amplitude steel wire rope is extracted out in luffing hoist engine, and rolls up and puts to tearing tower platform open;Profit With tearing tower steel wire rope open and the mode of chain block being set on A shape tower pull bars, luffing hoist engine is removed to tearing tower platform open;
Step 8:Auxiliary hoist engine is set on tower platform is torn open, auxiliary is moved to steel wire rope by tower is torn in raising hoist engine open In hoist engine;Using tear open tower steel wire rope and on A shape tower pull bars set chain block mode, by raising hoist engine remove to Tear tower platform open;
Step 9:Auxiliary hoist engine is removed, is installed on cross foundation beam and tears tower gin pole open, is set on gin pole and pulls calabash Reed, motor, pumping plant, driver's cabin, regulator cubicle, counter-balanced carriage, slew gear and A shape towers are removed using chain block and gin pole;
Step 10:Rotating weight frame, counter-balanced carriage rear end is set to operate gin pole close to gin pole, utilize chain block and gin pole point Section removes counter-balanced carriage, and moves and put to tearing tower platform open;Slew gear is removed successively also with chain block and gin pole.
When A shape towers are removed in step 9 described above, with chain block by A shapes tower pull bar lower end and counter-balanced carriage front end phase Even, chain block is slowly operated, A shape tower depression bars is slowly had a down dip, stops having a down dip when depression bar is 30 degree with counter-balanced carriage angle, Falsework is set up between counter-balanced carriage at A shape tower pull bars and depression bar node;Rotating weight frame, lean on A shape tower rod head sections Nearly gin pole, A shape tower rod head sections, dismounting head section connecting bolt are fixed with chain block, head is saved and moved by rotation gin pole Except to tearing tower platform open;Rotating weight frame, A shape tower pull bars root is saved and fixes root with chain block close to gin pole, operation gin pole Section, dismounting root section connecting bolt, while unclamp the fixed chain block of root section, rotation gin pole is by root section removal to tearing open Tower platform;Repeat above step and remove that rod head second is saved, root second is saved successively, until complete remove A shape towers.
When counter-balanced carriage is removed in step 10 described above, rotating weight frame, make counter-balanced carriage rear end close to gin pole;Operation is taken off Bar, with Section three of strut of chain block fixed weight frame, remove strut bolts at two ends, rotation gin pole, which puts strut to tearing tower open, puts down Platform;Gin pole is operated, Section of three wherein a piece of girder of counter-balanced carriage is fixed, removes the girder connecting pin, rotation gin pole puts girder To tower platform is torn open, another girder that above step removes Section of three counter-balanced carriage is repeated;Remaining counter-balanced carriage second saves, first segment Dismantling step is identical with Section three.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (3)

  1. What 1. a kind of special roofing of high-rise building was hung tears method open certainly, it is characterised in that comprises the following steps:
    Step 1:Farm Planning, arrange roofing and hang place around, prepare to tear the platform of tower open;
    Step 2:Raising elevator is operated, slowly declines suspension hook to the above-mentioned platform for tearing tower open, removes suspension hook;
    Step 3:Raising elevator is operated, hoist rope is slowly withdrawn to raising hoist engine, when hoist rope fag end reaches During weighing arm root, operation raising hoist engine stops operating, and then inverts raising hoist engine, hoist rope is completely drawn out into raising Hoist engine is simultaneously put to tearing tower platform open;
    Step 4:Luffing elevator is operated, by the slow nutation of crane arm, crane arm front end is fallen within and tears open on tower platform, continue to operate Luffing elevator makes the halter platform that halter assembly pulley is dropped on arm, removes luffing zip, and variable-amplitude steel wire rope is slided from halter Extracted out in wheel group, then remove halter assembly pulley;Variable-amplitude steel wire rope is drawn from the fixed pulley group of A shape towers, variable-amplitude steel wire rope wedge shape One two auxiliary steel wire ropes of termination of joint, hold the main chord of crane arm middle node, and remove the first segment of crane arm front end, Luffing elevator is operated simultaneously save front end second slowly fall within and tear tower platform open, remove remaining lifting arm joint, variable-amplitude steel wire rope successively Fixed position changes to lifting arm roots section successively as needed, until crane arm is all removed, by variable-amplitude steel wire rope one end Wedge joint remove, operation luffing elevator variable-amplitude steel wire rope is all retracted in luffing hoist engine;
    Step 5:Tower will be torn open to be filled in raising hoist engine with steel wire rope, steel wire rope one end pile warp A shape tower fixed pulley groups, the other end Installation auxiliary gib head, operates raising elevator, slings balancing weight, disengage it from counter-balanced carriage, then balancing weight is slowly transferred to tearing tower open On platform, remaining balancing weight is removed successively;
    Step 6:Above-mentioned auxiliary gib head is removed, slowly operates raising elevator, makes to tear tower open to be dropped to the drag-line of steel wire rope and tears tower open Platform;
    Step 7:Luffing elevator is operated, variable-amplitude steel wire rope is extracted out in luffing hoist engine, and rolls up and puts to tearing tower platform open;Using tearing open Tower steel wire rope and the mode that chain block is set on A shape tower pull bars, luffing hoist engine is removed to tearing tower platform open;
    Step 8:Auxiliary hoist engine is set on tower platform is torn open, auxiliary elevator is moved to steel wire rope by tower is torn in raising hoist engine open In machine;Using tearing tower steel wire rope open and the mode of chain block being set on A shape tower pull bars, raising hoist engine is removed to tearing tower open Platform;
    Step 9:Auxiliary hoist engine is removed, is installed on cross foundation beam and tears tower gin pole open, chain block is set on gin pole, Motor, pumping plant, driver's cabin, regulator cubicle, counter-balanced carriage, slew gear and A shape towers are removed using chain block and gin pole;
    Step 10:Rotating weight frame, counter-balanced carriage rear end is set to operate gin pole close to gin pole, be torn open using chain block and gin pole segmentation Except counter-balanced carriage, and move and put to tearing tower platform open;Slew gear is removed successively also with chain block and gin pole.
  2. What 2. the special roofing of a kind of high-rise building according to claim 1 was hung tears method open certainly, it is characterised in that the step When A shape towers is removed in rapid nine, A shapes tower pull bar lower end is connected with counter-balanced carriage front end with chain block, slowly operates chain block, A shape tower depression bars is slowly had a down dip, stop having a down dip when depression bar is 30 degree with counter-balanced carriage angle, in A shape tower pull bars and depression bar node Falsework is set up between place and counter-balanced carriage;Rotating weight frame, A shape tower rod head sections are made to be consolidated close to gin pole with chain block Surely A shape tower rod head sections, dismounting head section connecting bolt are lived, rotation gin pole removes head section to tearing tower platform open;Rotation is matched somebody with somebody Weight frame, A shape tower pull bars root is saved and fixes root close to gin pole, operation gin pole with chain block and saves, dismounting root section connection spiral shell Bolt, while unclamp the fixed chain block of root section, rotation gin pole is by root section removal to tearing tower platform open;Repeat above step Rod head second is saved, root second is saved for dismounting successively, until complete remove A shape towers.
  3. What 3. the special roofing of a kind of high-rise building according to claim 1 was hung tears method open certainly, it is characterised in that the step When counter-balanced carriage is removed in rapid ten, rotating weight frame, make counter-balanced carriage rear end close to gin pole;Gin pole is operated, is fixed and matched somebody with somebody with chain block The strut that Section three of weight frame, removes strut bolts at two ends, and rotation gin pole puts strut to tearing tower platform open;Gin pole is operated, by counterweight Section of three wherein a piece of girder of frame is fixed, and removes the girder connecting pin, and rotation gin pole puts girder to tower platform is torn open, repeat more than Step removes another girder of Section of three counter-balanced carriage;Remaining counter-balanced carriage second saves, the dismantling step of first segment with Section three It is identical.
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CN107055344A (en) * 2017-02-28 2017-08-18 南通庞源机械工程有限公司 One kind maintenance tower crane jacking pumping plant hanging method
CN107055347B (en) * 2017-05-22 2018-03-27 庄爱军 A kind of Tower crane disassembly structures and methods of high-rise installation
CN107444935B (en) * 2017-06-19 2020-05-01 五冶集团上海有限公司 Anti-collision method for dismantling pull rod of cantilever girder of ship unloader
CN107344698A (en) * 2017-09-13 2017-11-14 杨富任 A kind of extraordinary Dramatic Air Lifts
CN107697817B (en) * 2017-10-30 2019-01-18 北京紫竹慧建设服务股份有限公司 A kind of method of tower crane crane arm elongated degree in the air
CN108147296B (en) * 2017-12-27 2019-08-27 中建四局第五建筑工程有限公司 A kind of restoration methods of high-altitude fracture tower crane
CN109694007A (en) * 2019-01-31 2019-04-30 广东省工业设备安装有限公司 A kind of super high-rise building hoisting transportation method

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