The present invention is that the number of patent application that applicant proposed on 09 30th, 2016 is " 201610864784.1 ", title
It is complete for a kind of divisional application of the Chinese invention patent application of " method for dismounting of roofing device for hoisting and crane and crane arm "
Portion's content is incorporated among the application.
Summary of the invention
Shortcoming present in view of the above technology, present invention offer is easy to operate, and dismantles steady, quick lifting
The method for dismounting of machine and crane arm and apply to roofing device for hoisting in this method for dismounting.
In order to achieve the above object, a kind of roofing device for hoisting of the present invention, comprising: roofing hangs pedestal, rotating mechanism, Circumflex branch
Frame, boom, lifting mechanism, torque arm mechanism, diagonal brace and support rod, the roofing hang pedestal and are fixed on roof, the whirler
Structure is fixed on roofing and hangs on pedestal, and one end of the convolution bracket is fixed on rotating mechanism, and the bottom end of the boom is fixed on
Circle round bracket one end fixed with rotating mechanism, and close lifting mechanism, and the lifting mechanism and torque arm mechanism are each attached to back
On circumflex branch frame, the support rod is fixedly connected with torque arm mechanism and perpendicular to the convolution bracket, the supporting bar top setting
There is the first fixed pulley, described diagonal brace one end is fixed in the fixing seat at lifting mechanism, and other end dependence is fixed on support rod
Top, and extending, and its extended segment is arranged the first fixed pulley, the first wirerope is around the of the first fixed pulley and boom top
The connection of two fixed pulleys, and boom rise and fall are driven, the second wirerope, second wirerope are wound on the lifting mechanism
Again around after the 5th fixed pulley on the 4th fixed pulley and boom for passing through boom medium position after third fixed pulley and for hanging
The suspension hook connection of weight is played, the roofing hangs and be provided with basic girder steel on pedestal, and the basis girder steel is by penetrating the beam on roof
The fastening bolt of plate is fixed.
Wherein, the beam slab lower end on the basic girder steel lower end and roof is respectively arranged with the first pressing plate and the second pressing plate,
And two pressure plates are arranged in parallel and are fixed by fastening bolt and grip the beam slab of basic girder steel and roof.
Wherein, the rotating mechanism includes rotating body and support arm, and the rotating body includes shaft and fixed frame, institute
It states rotating body to be fixed on fixed frame, one end of support arm and fixed frame are hinged, and the other end extends outwardly solid with convolution bracket
Fixed connection, and fixed frame, support arm and the bracket that circles round integrally enclose one it is triangular shaped.
Wherein, the boom and circle round bracket connecting pin, diagonal brace, support rod and fixed frame and support arm with it is corresponding
Connection between various components is fixed by articulated manner, and the elasticity of connection is adjusted by bolt.
Wherein, the 4th fixed pulley is fixed on boom, and the position being connect with rotating mechanism close to boom lower end with
Invention additionally discloses the method for dismounting of a kind of inner climbing type crane and crane arm, comprising:
Above-mentioned described roofing device for hoisting is installed, the roofing device for hoisting is mounted near tower crane, and boom is higher than
The tower cap position of tower crane；
Tower crane contacts the position intersected with roof and is equipped with a lower sheave, and the lower sheave passes through fastening bolt and clamping plate
It is fixed on the standard knot cross bar that tower crane is contacted with roof, one end of the hoist rope of tower crane itself is fixed on tower crane counter-jib
On the 6th fixed pulley, the other end is connected to crane arm after successively bypassing the 7th fixed pulley being mounted on tower cap, lower sheave
End；Suspension hook on roofing device for hoisting tangles crane arm by wirerope, passes through the first wirerope control on roofing device for hoisting
The lifting of boom processed rotates Circumflex branch frame, so that crane arm steadily be dismantled and be placed on roof by rotating mechanism；It is logical
It crosses suspension hook and tangles the wirerope for being bundled with counter-jib, smoothly counter-jib is dismantled and is placed on roof；
Tangled by suspension hook and be bundled with counterweight, tower cap, rotating assembly, jacking stock assembly and standard knot, respectively by counterweight,
Tower cap, rotating assembly, jacking stock assembly and standard knot disassembly；One gin-pole truck is individually set again on roof, by roof
Upper setting gin-pole truck dismantles roofing device for hoisting device；Being transported to ground using indoor elevator after gin-pole truck mutual disassembly.
Wherein, roofing hangs the basic girder steel of pedestal and is connect by fastening bolt with flooring, every two fastening bolt at one group,
And first beam slab on roof is penetrated, fastening bolt group is by clamping the first pressing plate being located on basic girder steel and being located at the of roof
Second pressing plate of one beam slab lower end grips the beam slab of basic girder steel and roof；First beam slab and the second beam slab on roof it
Between be clamped with reinforcing steel column, the second pressing plate is withstood in described one end for reinforcing steel column, and the other end withstands feet steel plate, and by feet steel
Plate is fixed on the second beam slab.
Wherein, tower crane is down to from roofing extreme lower position before Tower crane disassembly first with climbing system in tower crane itself, is being climbed
Frame position is fixed by tower crane, and the revolution of mobile roof device for hoisting hangs counterweight using the boom of roofing device for hoisting, but need to stay one
Block matches recast balanced action, when dismantling counterweight, it is desirable that vertically smoothly hangs out counterweight.
Wherein, it is in the mode of the separately installed gin-pole truck in roof, by four endpoints and cross part of cross girder steel
Position is fixed by the pre-embedded bolt on roof, and each pre-embedded bolt lower end is both provided with bearing plate, on four sides of cross girder steel
Upper fixed gin-pole truck pedestal.
Wherein, the method for dismounting of roofing device for hoisting is lowered into roof in addition to the boom for hanging roofing, outside mutual disassembly, works as institute
When the roofing used hangs larger, the roofing by installing a small size again near roofing is hung is hung, and is hung with small size roofing
Boom remove large volume roofing device for hoisting.
The beneficial effects of the present invention are:
Compared with prior art, the present invention provides a kind of roofing device for hoisting, in order to preferably fix roofing device for hoisting, this
Roofing is hung the basic girder steel on pedestal and is fixed by penetrating the fastening bolt of the beam slab on roof by invention, and is provided with parallel pressure
Plate grips basic girder steel with beam slab, hangs on stability when carrying gravity to reduce roofing, be allowed to move it is more stable,
And this roofing device for hoisting is utilized, one lower sheave is installed in the position that contact of the tower crane with roof intersects, by that will be mounted on
The hoist rope of tower crane itself passes through the lower sheave and crane arm, and crane arm is kept balancing, and hung in roofing
Under the traction of suspension hook, steadily, crane arm is rapidly dismantled, this mode is especially suitable for the disassembly of overlength crane arm, and crane arm
After disassembly, recycle the roofing device for hoisting to the counter-jib of tower crane, counterweight, tower cap, rotating assembly, jacking stock assembly and standard
Section is successively dismantled, and disassembly process is simple, and is dismantled steady.
In order to more clearly state the present invention, the present invention is further described with reference to the accompanying drawing.
Please refer to Fig. 1-Fig. 2, a kind of roofing device for hoisting disclosed by the invention, comprising: roofing hangs pedestal 11, rotating mechanism
12, circle round bracket 13, and boom 14, lifting mechanism 15, torque arm mechanism 16, diagonal brace 17 and support rod 18, it is fixed that roofing hangs pedestal 11
On roof, rotating mechanism 12 is fixed on roofing and hangs on pedestal 11, and one end of convolution bracket 13 is fixed on rotating mechanism 12, hangs
The bottom end of arm 14 is fixed on one end that convolution bracket 13 and rotating mechanism 12 are fixed, and close to lifting mechanism 15, lifting mechanism 15
It is each attached on convolution bracket 13 with torque arm mechanism 16, support rod 18 is fixedly connected with torque arm mechanism 16 and perpendicular to convolution bracket
13,18 top of support rod is provided with the first fixed pulley 21, and 17 one end of diagonal brace is fixed in the fixing seat at lifting mechanism 15, another
End, which leans on, is fixed on the top of support rod 18, and extends, and its extended segment is arranged the second fixed pulley 22, the first wirerope 51 around
It crosses the second fixed pulley 22 to connect with the third fixed pulley 23 on boom top, and drives 14 rise and fall of boom, lifting mechanism 15
On be wound with the second wirerope 52, the second wirerope 52 is again around passing through the 4th calmly sliding of boom medium position after the first fixed pulley 21
It is connect after the 5th fixed pulley 25 on wheel 24 and boom with the suspension hook 19 for slinging weight, roofing hangs and is provided with base on pedestal 11
Plinth girder steel 111, basic girder steel 111 is fixed by the fastening bolt 4 for penetrating first beam slab 31 on roof, every two fastening bolt 4
At one group, and first beam slab 31 on roof is penetrated, fastening bolt 4 is by clamping the first pressing plate 31 being located on basic girder steel 111
The first beam slab 31 of basic girder steel 111 and roof is clamped admittedly with the second pressing plate 1112 of 31 lower end of the first beam slab for being located at roof
It is fixed；It is clamped between first beam slab 31 and the second beam slab 32 on roof and reinforces steel column 33, the one end for reinforcing steel column 33 withstands second
Pressing plate 1112, the other end withstands feet steel plate 34, and feet steel plate 34 is fixed on the second beam slab 32, and such structure allows whole
A roofing device for hoisting can be fixed preferably with roof, avoid shaking when roofing device for hoisting carries weight operation,
To keep roofing device for hoisting more steady in use, safety is higher.
In the present embodiment, rotating mechanism 12 includes rotating body 121 and support arm 122, and rotating body 121 includes shaft
1211 and fixed frame 1212, rotating body 121 be fixed on fixed frame 1212, one end of support arm 122 and fixed frame 1212 are cut with scissors
It connects, the other end extends outwardly to be fixedly connected with convolution bracket 13, and fixed frame 1212, support arm 122 and convolution bracket 13 are whole
Enclose the shape of a triangle, with preferably support fix convolution bracket 13, and fixed frame 1212, support arm 122 with
It is mutually connected between convolution bracket 13 as articulated manner, is fixedly connected with each connection component by bolt, it is same to rise
The connection risen between mechanism 15, torque arm mechanism 16, diagonal brace 17, support rod 18 and boom 14 and convolution bracket 13 is also by hinged
Mode is fixed, and the connecting pin of boom 14 and convolution bracket 13 should adjust the elasticity of link bolt, make when passing through articulated manner
Boom 14 can be rotated by axis of link bolt, to ensure that entire boom 14 can move up and down.
In the present embodiment, the 4th fixed pulley 24 is fixed on boom 14, and close to 14 lower end of boom and rotating mechanism 12
The position of connection is to increase torque when the second wirerope 52 slings weight by suspension hook 19.
In the present embodiment, by above-mentioned roofing device for hoisting to the extraordinary crane arm and its entire tower crane of inner climbing crane tower
Disassembly process it is as follows:
The roofing device for hoisting given an account of and continued is installed, roofing device for hoisting is mounted near tower crane 6, and boom 14 is higher than tower crane 6
61 position of tower cap；
Fig. 3-Fig. 6 is please referred to, tower crane 6 contacts the position intersected with roof and is equipped with a lower sheave 7, and lower sheave 7 passes through
Fastening bolt 4 is fixed on the cross bar 651 for the standard knot 65 that tower crane 6 is contacted with roof with clamping plate 8, the raising steel of tower crane 6 itself
One end of cord 66 is fixed on the 6th fixed pulley 26 on the counter-jib 63 of tower crane 6, and the other end, which successively bypasses, is mounted on tower cap 61
On the 7th fixed pulley 27, the end of crane arm 62 is connected to after lower sheave 7.
Suspension hook 19 on roofing device for hoisting 1 tangles crane arm 62 by wirerope, passes through the first steel on roofing device for hoisting 1
Cord 51 controls the lifting of boom 14, by rotating mechanism 12, rotates Circumflex branch frame 13, so that crane arm 63 steadily be dismantled simultaneously
It is placed on roof；The wirerope for being bundled with counter-jib 63 is tangled by suspension hook 19, and smoothly counter-jib 63 is dismantled and placed
On roof；It is tangled by suspension hook 19 and is bundled with counterweight 64, tower cap 61, rotating assembly 67, jacking stock assembly 68 and standard knot 65,
Counterweight 64, tower cap 61, rotating assembly 67, jacking stock assembly 68 and standard knot 65 are dismantled respectively；Individually it is arranged again on roof
One gin-pole truck dismantles roofing device for hoisting by the way that gin-pole truck is arranged on roof；After gin-pole truck mutual disassembly utilize indoor electric
Ladder is transported to ground.
In the present embodiment, it is minimum from roofing first with climbing system in tower crane 6 itself for tower crane 6 and being down to before tower crane 6 is dismantled
Position, in frame position of climbing that tower crane is fixed, mobile roof hangs 1 revolution, hangs 4 pieces using the boom 14 that roofing hangs 1 and matches
Weight stays one piece with recast balanced action, and device for carrying a tripot bar is installed two " people " font barres and hung and (schemes not under 62 the second section of leading portion of lifting
Show), it is toppled with what 5T chain block control barre was hung to achieve the effect that control 19 central point of suspension hook.Utilize 6 raising steel of tower crane
Section 7 crane arm 62 is sling stress as traction power by cord 66, is then destroyed crane arm 62 and is connected pin shaft, slightly by 5T hand
It draws cucurbit to unclamp distance element, so that Section 7 crane arm and Section 6 crane arm is had distance, then start main hoisting mechanism (not shown),
Crane arm 62 is hung to ground, utilizes roofing device for hoisting 1 by the 50 of tower crane 6 after Section 5 crane arm is successively removed using the method
15 degree of angles are lifted by crane in rice 62 front end of crane arm, are bent front tension bar, and roofing device for hoisting is disposable by 40 meters of crane arms 62 with suspension hook 19
It is hung to roofing.
In the present embodiment, the step of removing counter-jib 63 are as follows:
A. remaining one piece of counterweight block is hung down with roofing device for hoisting 1；
B. by the installation lifting lug (not shown) on counter-jib 63, counter-jib 63 is sling with roofing device for hoisting 1, allows balance
63 pull rod of arm is in unstressed state, dismantles the connecting pin among 63 pull rod of counter-jib；
C. counter-jib 63 is sling, is put into ground and is lined on the support of sleeper.
In the present embodiment, the step of dismantling counter-jib 63 are as follows:
A. rope is fixed on above the lifting lug at tower crown end, slowly tenses rope；
B. disassembly and connecting pin；
C. tower cap is sling, ground is put it to and is lined on the support of sleeper.
Whether with adjacent component between have cable be connected, safety member is housed on tower cap if checking, protection is paid attention in hoisting process,
It is to pay attention to be pressed onto paying attention to allow tower cap amplitude of fluctuation in the process of moving in safety member hoisting process being put into ground
It is excessive, in order to avoid collide with other components.
In the present embodiment, the mode of rotating assembly is dismantled are as follows: rotating assembly includes upper bracket, undersetting, pivoting support
And drivers' cab；
A. 8 M30 × 360-10.9 grade high-strength Bolt dismantlings undersetting being connected with standard knot get off；
B. rope is fixed on above upper bracket, slowly tenses rope, dismantle lower 4 companies between undersetting and climbing support
C. rotating assembly 67 is sling, is placed into ground and is lined on the support of sleeper.
Therefore, disassembly rotating assembly 67 is it is noted that 6 component of tower crane is destroyed, equipped with perhaps on rotating assembly 67 in the present embodiment
More electric components, it should be noted that protection, it is noted that protecting the easily damaged part such as drivers' cab in disassembly process.
Therefore, disassembly jacks the mode of stock assembly in the present embodiment are as follows:
Rope is fixed on four chord members on jacking stock top, with roofing device for hoisting 1 by it from the standard knot of tower crane
On hang out, be placed into ground and be lined on the support of sleeper, jack stock hang out tower body completely when, be unable to oblique pull jacking stock.
Dismantle the mode of remaining standard knot are as follows: wirerope will be fixed on standard knot, remove remaining standard knot with suspension hook 19,
Dismantle the components such as base section and lower sheave 7.
Fig. 7-Fig. 8 is finally the disassembly to roofing device for hoisting 1, and the method for dismounting of roofing device for hoisting 1 is in addition to lifting roofing
The boom 14 set is lowered into roof, outside mutual disassembly, when used roofing device for hoisting 1 is larger, by roofing device for hoisting
Near the roofing device for hoisting an of small size is installed again, lifted with the roofing that the boom that small size roofing is hung removes large volume
When artificial realizing self disassembling roofing device for hoisting 1, it usually needs a gin-pole truck 90 is dismantled as auxiliary body, is taken off
Bar hangs 90 and is typically mounted near roofing device for hoisting 1, and specific mounting means is as described in Figure, by four of cross girder steel 91
Endpoint and crossover sites are fixed by the pre-embedded bolt 92 on roof, and 92 lower end of each pre-embedded bolt is both provided with bearing plate
93, fix gin-pole truck pedestal 90 on four sides of cross girder steel 91, by fixed pulley connecting steel wire ropes on gin-pole truck and
Amplitude variation trolley dismantles roofing device for hoisting 1, after dismantling ten thousand roofing device for hoisting 1,90 mutual disassembly of gin-pole truck, utilizes indoor elevator
It is transported to ground.
Present invention has an advantage that
1) roofing is hung the basic girder steel on pedestal and is fixed by penetrating the fastening bolt of the beam slab on roof by the present invention, and is set
It is equipped with parallel pressing plate and grips basic girder steel with beam slab, hang on stability when carrying gravity to reduce roofing, make
Movement it is more stable；
2) and this roofing device for hoisting is utilized, one lower sheave is installed in the position that contact of the tower crane with roof intersects, is led to
It crosses and the hoist rope for being mounted on tower crane itself is passed through into the lower sheave and crane arm, crane arm is kept balancing, and
Under the traction for the suspension hook that roofing is hung on, steadily, crane arm is rapidly dismantled, this mode is especially suitable for tearing open for overlength crane arm
3) after crane arm disassembly, recycle the roofing device for hoisting to the counter-jib of tower crane, counterweight, tower cap, rotating assembly, top
It rises stock assembly and standard knot is successively dismantled, disassembly process is simple, and dismantles steady.
Disclosed above is only several specific embodiments of the invention, but the present invention is not limited to this, any ability
What the technical staff in domain can think variation should all fall into protection scope of the present invention.