CN109678067A - A kind of assist removal device for tower crane - Google Patents
A kind of assist removal device for tower crane Download PDFInfo
- Publication number
- CN109678067A CN109678067A CN201910082765.7A CN201910082765A CN109678067A CN 109678067 A CN109678067 A CN 109678067A CN 201910082765 A CN201910082765 A CN 201910082765A CN 109678067 A CN109678067 A CN 109678067A
- Authority
- CN
- China
- Prior art keywords
- tower crane
- lever arm
- connecting rod
- tower
- removal device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
-
- 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
- B66C23/06—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 with jibs mounted for jibbing or luffing movements
-
- 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
- B66C23/16—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 with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
-
- 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
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/708—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic locking devices for telescopic jibs
-
- 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
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- 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
- B66C23/82—Luffing gear
- B66C23/821—Bracing equipment for booms
- B66C23/826—Bracing equipment acting at an inclined angle to vertical and horizontal directions
- B66C23/828—Bracing equipment acting at an inclined angle to vertical and horizontal directions where the angle is adjustable
-
- 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
- B66C23/84—Slewing gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of assist removal devices for tower crane, tower body is sequentially connected with by several standard knots and is built, tower body side is equipped with counter-jib, counter-jib is equipped with hoist engine, and the tower body other side is equipped with tripod, is equipped with the first connecting plate between two groups of lever arms, hanging ring is fixedly installed on first connecting plate, after armed lever is removed, the other end of lever arm is connect by articulated joint with swing mechanism, is equipped with second pulley by bearing on first connecting rod.The present invention is provided with tripod on swing mechanism, cooperates former tower crane hoist engine to remove the standard knot of tower crane using tripod, solves the problems, such as that tower crane can not be removed voluntarily when insufficient space, greatly reduce the cost input of tower crane dismounting；And after one group of standard knot removes, ground construction personnel are shifted, while continuing the dismounting of next group of standard knot using tripod, improve the efficiency of tower crane dismounting.
Description
Technical field
The invention belongs to technical field of building construction, in particular to a kind of assist removal device for tower crane.
Background technique
The construction projects such as residential area, power plant construction because take over the land for use problem, often there are problems that can utilize insufficient space, such as
Vertical tower crane construction (referring to Fig. 1) is organized in power construction between building 1, building 1 builds up rear tower crane because of insufficient space, armed lever
There is interference between 3 and building 1, causes the dismounting that can not voluntarily land；Conventional dismounting mode generally uses truck crane to carry out
It removes, but common truck crane can not be caused close to the standard knot 6 of tower body 2 because of reasons such as road is narrow, cable duct and pipelines
The disassembly of tower crane is difficult, if removed using large-scale crane, the somewhat expensive of dismounting increases the construction cost of enterprise,
And need just to can be carried out the dismounting of next group of standard knot 6 when large size crane dismounting after removing one group of standard knot 6, remove efficiency
It is low.
Summary of the invention
The purpose of the present invention is overcoming deficiency in the prior art, a kind of assist removal device for tower crane is provided,
It is provided with tripod on swing mechanism, cooperates former tower crane hoist engine to remove the standard knot of tower crane using tripod, solves
The problem of tower crane can not voluntarily not removed when insufficient space greatly reduces the cost input of tower crane dismounting；And one group of standard
After section removes, ground construction personnel are shifted, while continuing the dismounting of next group of standard knot using tripod, improve
The efficiency that tower crane is removed.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of assist removal device for tower crane, including tower body, counter-jib, tower cap, the tower body is by several standard knots
It is sequentially connected with and builds, the standard knot top of tower crane topmost is equipped with swing mechanism, and the swing mechanism top passes through pin
Axis connection has tower cap, and the tower cap top is equipped with first pulley；The tower body side is equipped with counter-jib, and counter-jib one end passes through
Pin shaft is connect with swing mechanism, and the counter-jib other end is connected by the side of cable wire and first pulley, and the counter-jib is equipped with
Hoist engine, counter-jib one end are equipped with several counterweights；The tower body other side is equipped with tripod, and the tripod includes lever arm, the
Two pulleys, the lever arm are equipped with two groups, the first connecting plate are equipped between two groups of lever arms, is fixedly mounted on first connecting plate
There is hanging ring, hanging ring is connect by cable wire with first pulley, and two groups of lever arm one end are connected by first connecting rod, after armed lever is removed, bar
The other end of arm is connect by articulated joint with swing mechanism, is equipped with second pulley by bearing on the first connecting rod；Elevator
The wirerope of machine bypasses first pulley and second pulley, and wirerope lower end is connected with grabhook.
Preferably, the angle α between the lever arm and horizontal plane is 0 ° -75 °, and its tilt angle passes through the length tune of cable wire
Section, lever arm, which is in tilted layout, reduces the floor projection distance of lever arm, to reduce the operating space of tripod, is suitable for small sky
Between when tower crane dismounting.
Preferably, swing mechanism side is equipped with the strut being arranged symmetrically, and the strut side is equipped with reinforcing rod, the reinforcement
Bar one end is fixedly connected with strut, and the reinforcing rod other end is fixedly connected with swing mechanism, and the strut upper end is equipped with supporting plate, described
Supporting plate is concordant with counter-jib；Supporting plate is supported limit to tripod, avoids tripod and tilts down and causes tower crane unstable,
It ensure that the safety that tower crane is removed.
Preferably, described lever arm one end outer cover is equipped with first sleeve, and the lever arm and first sleeve section are non-circular
Shape avoids armed lever generation radial rotating and causes tripod torsional deformation；Described first sleeve one end passes through articulated joint and revolution
Mechanism connection, the lever arm are equipped with several location holes, and first sleeve is equipped with the through-hole cooperated with the location hole of lever arm, described
Alignment pin is equipped in through-hole；The case where according to construction site, is adjusted by the way that positioning pin week is inserted into different positioning holes
The extension elongation of lever arm, so that the length of adjusting triangle frame, the scope of application are wider.
Preferably, the lever arm side is fixedly installed with postive stop baffle, and postive stop baffle limits lever arm in a certain range
It is inside adjusted, when avoiding lever arm length adjusting, first sleeve causes to impact to the first connecting plate.
Preferably, the first connecting plate top is fixedly installed with regulating device, the regulating device include pedestal,
Guide rail, sliding block, the pedestal are U-shaped structure, and the pedestal is fixedly mounted on the first connecting plate, and the guide rail is fixed
Ground is mounted on the two sides of pedestal, and the sliding block is mounted on guide rail, and the sliding block of two sides is connected by the second connecting plate, described
Hanging ring is fixedly mounted on the second connecting plate；The second connecting plate lower part be equipped with swivel nut, the pedestal side be equipped with
The screw rod of swivel nut cooperation, one end of the screw rod are equipped with handwheel, and the handwheel side is equipped with power-assisted handle, and power-assisted handle improves
The efficiency of handle rotation, to improve the efficiency of tripod angular adjustment；By hand wheel rotating screw rod on the second connecting plate
Hanging ring position be adjusted, so that the tilt angle to tripod is finely adjusted, improve the accuracy of Tower crane disassembly.
Preferably, the pedestal side is equipped with connecting flange, and the connecting flange side is fixedly connected with buckle, described
Buckle is not closed U-shaped structure, is connected to outside screw rod, and the two sides up and down of buckle are equipped with the threaded hole of cooperation, described
Buckle top side and be equipped with pinch grip, the pinch grip lower part is equipped with the screw rod that cooperates with threaded hole, by buckle tighten from
And screw rod is fixed, it avoids hanging ring position and moves.
Preferably, the second pulley side is equipped with anticreep baffle, and anticreep baffle two sides pass through second connecting rod and the
The connection of one connecting rod, the anticreep baffle is arc-shaped, and anticreep baffle and wirerope clearance fit, anticreep baffle avoid steel wire
It falls off when rope operating with the second connecting plate.
Preferably, described second connecting rod one end outer cover is equipped with second sleeve, and second sleeve and second connecting rod pass through second
Tightening knob connection, described second sleeve one end are equipped with axle sleeve, and the axle sleeve is set in outside first connecting rod, and tight by first
Gu knob is connect with first connecting rod；The extension elongation of second connecting rod is adjusted according to the specification of wirerope and passes through the second tightening knob
Fixed, so as to adjust the position of anticreep baffle, the wirerope suitable for different size is used, and according to the tilt angle of tripod
It adjusts the position of anticreep baffle and is fixed by the first tightening knob, avoid and interfered between wirerope and anticreep baffle.
Preferably, the first connecting rod both ends are equipped with articulated joint, and one end that the lever arm is connected with first connecting rod is set
There is the articulated joint with first connecting rod cooperation, the articulated joint of first connecting rod is flexibly connected with the articulated joint of lever arm by pin shaft, described
Lever arm on offer jack, first connecting plate is mounted on inside jack, convenient for lever arm adjust opening angle, be suitable for
The standard knot of different size uses.
The beneficial effects of the present invention are:
1. be provided with tripod on swing mechanism, using tripod cooperate former tower crane hoist engine to the standard knot of tower crane into
Row is removed, and solves the problems, such as that tower crane can not be removed voluntarily when insufficient space, greatly reduces the cost input of tower crane dismounting；
And after one group of standard knot removes, ground construction personnel are shifted, while continuing next group of standard knot using tripod
It removes, improves the efficiency of tower crane dismounting.
2. the angle α between lever arm and horizontal plane is 0 ° -75 °, and its tilt angle, by the length adjustment of cable wire, lever arm inclines
Tiltedly arrangement reduces the floor projection distance of lever arm, to reduce the operating space of tripod, is suitable for tower crane when small space
Dismounting.
3. swing mechanism side is equipped with the strut being arranged symmetrically, strut side is equipped with reinforcing rod, reinforcing rod one end and strut
It is fixedly connected, the reinforcing rod other end is fixedly connected with swing mechanism, and strut upper end is equipped with supporting plate, and supporting plate is concordant with counter-jib；Support
Plate is supported limit to tripod, avoids tripod and tilts down and causes tower crane unstable, ensure that the peace that tower crane is removed
Entirely.
4. the case where according to construction site, by adjusting the stretching of lever arm for different positioning holes is inserted into positioning pin week
Length, so that the length of adjusting triangle frame, the scope of application are wider.
5. lever arm side is fixedly installed with postive stop baffle, postive stop baffle limits lever arm and is adjusted in a certain range,
When avoiding lever arm length adjusting, first sleeve causes to impact to the first connecting plate.
6. the first connecting plate top is fixedly installed with regulating device, regulating device includes pedestal, guide rail, sliding block, pedestal U
Shape structure, pedestal are fixedly mounted on the first connecting plate, and the two sides of the fixed mounting seat of guide rail, sliding block is mounted on guide rail,
The sliding block of two sides is connected by the second connecting plate, and hanging ring is fixedly mounted on the second connecting plate；Second connecting plate lower part is equipped with spiral shell
Set, pedestal side are equipped with the screw rod cooperated with swivel nut, and one end of screw rod is equipped with handwheel, and handwheel side is equipped with power-assisted handle, power-assisted
Handle improves the efficiency of handle rotation, to improve the efficiency of tripod angular adjustment；By hand wheel rotating screw rod to
Hanging ring position on two connecting plates is adjusted, so that the tilt angle to tripod is finely adjusted, improves Tower crane disassembly
Accuracy.
7. pedestal side is equipped with connecting flange, connecting flange side is fixedly connected with buckle, buckles as not closed U-shaped knot
Structure is connected to outside screw rod, and the two sides up and down of buckle are equipped with the threaded hole of cooperation, and buckle top side is equipped with fastening handle
Hand, pinch grip lower part are equipped with the screw rod cooperated with threaded hole, and buckle is tightened to fix screw rod, avoids hanging ring position
It moves.
8. second pulley side is equipped with anticreep baffle, anticreep baffle two sides are connect by second connecting rod with first connecting rod, are prevented
Off-gear plate is arc-shaped, and anticreep baffle and wirerope clearance fit, is connected when anticreep baffle avoids wirerope operating with second
Fishplate bar falls off.
9. adjusting the extension elongation of second connecting rod according to the specification of wirerope and being fixed by the second tightening knob, to adjust
The position of whole anticreep baffle, the wirerope suitable for different size uses, and adjusts anti-off-gear according to the tilt angle of tripod
The position of plate is simultaneously fixed by the first tightening knob, is avoided and is interfered between wirerope and anticreep baffle.
10. first connecting rod both ends are equipped with articulated joint, one end that lever arm is connected with first connecting rod is equipped with to be cooperated with first connecting rod
Articulated joint, the articulated joint of first connecting rod is flexibly connected with the articulated joint of lever arm by pin shaft, offer jack on lever arm, first
Connecting plate is mounted on inside jack, adjusts opening angle convenient for lever arm, and the standard knot suitable for different size uses.
Detailed description of the invention
Attached drawing 1 is prior art tower crane Construction State figure.
Attached drawing 2 is a kind of assist removal apparatus structure schematic diagram for tower crane of the present invention.
Attached drawing 3 is a kind of assist removal device main view for tower crane of the present invention.
Attached drawing 4 is a kind of assist removal device intermediate cam frame structural schematic diagram for tower crane of the present invention.
Attached drawing 5 is regulating device structural schematic diagram in a kind of assist removal device for tower crane of the present invention.
Attached drawing 6 is A partial enlarged view in a kind of assist removal device for tower crane of the present invention.
Attached drawing 7 is B partial enlarged view in a kind of assist removal device for tower crane of the present invention.
In figure: 1, building；2, tower body；3, armed lever；4, counter-jib；5, tower cap；6, standard knot；7, tripod；8, it adjusts
Device；9, swing mechanism；401, counterweight；402, hoist engine；403, cable wire；404, first pulley；405, wirerope；406, lifting
Hook；701, articulated joint；702, first sleeve；703, jack；704, lever arm；705, alignment pin；706, location hole；707, it limits
Baffle；708, the first connecting plate；709, first connecting rod；710, second pulley；711, axle sleeve；712, the first tightening knob；713,
Second sleeve；714, the second tightening knob；715, second connecting rod；716, anticreep baffle；801, pedestal；802, guide rail；803, sliding
Block；804, the second connecting plate；805, hanging ring；806, screw rod；807, handwheel；808, power-assisted handle；809, it buckles；810, handle is fastened
Hand；901, pin shaft；902, strut；903, reinforcing rod；904, supporting plate；
Specific embodiment
Below in conjunction with attached drawing 2-7, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the description present invention, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
A kind of assist removal device for tower crane, including tower body 2, counter-jib 4, tower cap 5, the tower body 2 is by several marks
Quasi- section 6 is sequentially connected with and builds, and 6 top of standard knot of tower crane topmost is equipped with swing mechanism 9, on the swing mechanism 9
Portion is connected with tower cap 5 by pin shaft 901, and 5 top of tower cap is equipped with first pulley 404；2 side of tower body is equipped with balance
Arm 4,4 one end of counter-jib are connect by pin shaft 901 with swing mechanism, and 4 other end of counter-jib passes through cable wire 403 and first pulley
404 side connection, the counter-jib 4 are equipped with hoist engine 402, and 4 one end of counter-jib is equipped with several counterweights 401；The tower body 2
The other side is equipped with tripod 7, and the tripod 7 includes lever arm 704, second pulley 710, and the lever arm 704 is equipped with two groups, two
It is equipped with the first connecting plate 708 between group lever arm 704, hanging ring 805 is fixedly installed on first connecting plate 708, hanging ring 805 is logical
Cable wire 403 to be crossed to connect with first pulley 404, two groups of 704 one end of lever arm are connected by first connecting rod 709, after armed lever 3 is removed, bar
The other end of arm 704 is connect by articulated joint 701 with swing mechanism, is equipped with second by bearing on the first connecting rod 709
Pulley 710；The wirerope 405 of hoist engine 402 bypasses first pulley 404 and second pulley 710, and 405 lower end of wirerope is connected with
Grabhook 406.
Angle α between the lever arm 704 and horizontal plane is 30 °, and its tilt angle passes through the length adjustment of cable wire 403,
The floor projection distance that the inclination arrangement of lever arm 704 reduces lever arm 704 is suitable for reduce the operating space of tripod 7
The dismounting of tower crane when small space.
Swing mechanism side is equipped with the strut 902 being arranged symmetrically, and 902 side of strut is equipped with reinforcing rod 903, described to add
Strong 903 one end of bar is fixedly connected with strut 902, and 903 other end of reinforcing rod is fixedly connected with swing mechanism, on the strut 902
End is equipped with supporting plate 904, and the supporting plate 904 is concordant with counter-jib 4；Supporting plate 904 is supported limit to tripod 7, avoids three
Corner bracket 7, which tilts down, causes tower crane unstable, ensure that the safety that tower crane is removed.
704 one end outer cover of lever arm is equipped with first sleeve 702, and the lever arm 704 and 702 section of first sleeve are
It is non-circular, it avoids the generation radial rotating of armed lever 3 and causes 7 torsional deformation of tripod；Described 702 one end of first sleeve passes through hinged
First 701 connect with swing mechanism, and the lever arm 704 is equipped with several location holes 706, and first sleeve 702 is equipped with and lever arm 704
The through-hole that cooperates of location hole 706, alignment pin 705 is equipped in the through-hole；The case where according to construction site, by that will position
Pin week is inserted into different location holes 706 extension elongation for adjusting lever arm 704, so that the length of adjusting triangle frame 7, is applicable in model
It encloses wider.
704 side of lever arm is fixedly installed with postive stop baffle 707, and postive stop baffle 707 limits lever arm 704 certain
It is adjusted in range, when avoiding 704 length adjustment of lever arm, first sleeve 702 causes to impact to the first connecting plate 708.
First connecting plate, 708 top is fixedly installed with regulating device 8, and the regulating device 8 includes pedestal
801, guide rail 802, sliding block 803, the pedestal 801 are U-shaped structure, and the pedestal 801 is fixedly mounted on the first connecting plate
On 708, the guide rail 802 is fixedly mounted in the two sides of pedestal 801, and the sliding block 803 is mounted on guide rail 802, and two
The sliding block 803 of side is connected by the second connecting plate 804, and the hanging ring 805 is fixedly mounted on the second connecting plate 804；It is described
804 lower part of the second connecting plate be equipped with swivel nut, 801 side of pedestal is equipped with the screw rod 806 that cooperates with swivel nut, the screw rod
806 one end is equipped with handwheel 807, and 807 side of handwheel is equipped with power-assisted handle 808, and power-assisted handle 808 improves handle rotation
Efficiency, to improve the efficiency of 7 angular adjustment of tripod；By 807 rotary screw rod 806 of handwheel to the second connecting plate 804
On 805 position of hanging ring be adjusted, to be finely adjusted to the tilt angle of tripod 7, improve the accurate of Tower crane disassembly
Property.
801 side of pedestal is equipped with connecting flange, and the connecting flange side is fixedly connected with buckle 809, described
Buckle 809 is not closed U-shaped structure, and buckle 809 is connected to outside screw rod 806, and the two sides up and down for buckling 809 are equipped with cooperation
Threaded hole, 809 top sides of the buckle are equipped with pinch grip 810, and 810 lower part of pinch grip is equipped with to be cooperated with threaded hole
Screw rod, buckle 809 is tightened to keep screw rod 806 fixed, 805 position of hanging ring is avoided and moves.
710 side of second pulley is equipped with anticreep baffle 716, and 716 two sides of anticreep baffle pass through second connecting rod 715
It is connect with first connecting rod 709, the anticreep baffle 716 is arc-shaped, and anticreep baffle 716 and 405 clearance fit of wirerope, is prevented
Off-gear plate 716 avoids when wirerope 405 operates to fall off with the second connecting plate 804.
715 one end outer cover of second connecting rod is equipped with second sleeve 713, and second sleeve 713 passes through with second connecting rod 715
The connection of second tightening knob 714, described 713 one end of second sleeve are equipped with axle sleeve 711, and the axle sleeve 711 is set in first connecting rod
Outside 709, and it is connect by the first tightening knob 712 with first connecting rod 709；Connected according to the specification of wirerope 405 adjustment second
The extension elongation of bar 715 is simultaneously fixed by the second tightening knob 714, so as to adjust the position of anticreep baffle 716, is suitable for difference
The wirerope 405 of specification uses, and adjusts the position of anticreep baffle 716 according to the tilt angle of tripod 7 and pass through first tightly
Gu knob 712 is fixed, avoids and interfered between wirerope 405 and anticreep baffle 716.
709 both ends of first connecting rod be equipped with articulated joint 701, the lever arm 704 be connected with first connecting rod 709 one
End is equipped with the articulated joint 701 cooperated with first connecting rod 709, the articulated joint 701 of first connecting rod 709 and the articulated joint 701 of lever arm 704
It is flexibly connected by pin shaft 901, jack 703 is offered on the lever arm 704, first connecting plate 708 is mounted on slotting
Inside hole 703, opening angle is adjusted convenient for lever arm 704, the standard knot 6 suitable for different size uses.
A kind of assist removal device for tower crane, use process are: first being torn open when use according to the weight of standard knot 6
Except a part of counterweight 401, tower body keeps balance when tripod being made to sling standard knot 6, is then removed armed lever 3 using crane, and
Tripod 7 is mounted on to the installation site of former armed lever 3 and standard knot 6 by pin shaft 901, then with 403 sets of cable wire in hanging ring 805
It is middle to sling tripod 7, so that tripod 7 is replaced former armed lever 3, then by the wirerope 405 of the hoist engine 402 on counter-jib 4 around
Cross first pulley 404 and second pulley 710, the standard knot 6 of former tower body 2 removed, the mode of dismounting in the prior art
Consistent in the way of the dismounting of armed lever 3, this will not be detailed here；The use for reducing crane to the greatest extent, reduces tower crane and tears open
The cost input removed improves the dismounting efficiency of tower crane.
Above content is only to structure example of the invention and explanation, affiliated those skilled in the art
It makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (10)
1. a kind of assist removal device for tower crane, including tower body, counter-jib, tower cap, the tower body are suitable by several standard knots
Secondary connection is built, and the standard knot top of tower crane topmost is equipped with swing mechanism, and the swing mechanism top passes through pin shaft
It is connected with tower cap, the tower cap top is equipped with first pulley；The tower body side is equipped with counter-jib, and counter-jib one end passes through pin
Axis is connect with swing mechanism, and the counter-jib other end is connected by the side of cable wire and first pulley, and the counter-jib is equipped with volume
Machine is raised, counter-jib one end is equipped with several counterweights；It is characterized in that, the tower body other side is equipped with tripod, the tripod packet
Lever arm, second pulley are included, the lever arm is equipped with two groups, is equipped with the first connecting plate, first connecting plate between two groups of lever arms
On be fixedly installed with hanging ring, hanging ring is connect by cable wire with first pulley, and two groups of lever arm one end pass through first connecting rod connection, armed lever
After dismounting, the other end of lever arm is connect by articulated joint with swing mechanism, is equipped with second by bearing on the first connecting rod
Pulley；The wirerope of hoist engine bypasses first pulley and second pulley, and wirerope lower end is connected with grabhook.
2. a kind of assist removal device for tower crane according to claim 1, which is characterized in that the lever arm and level
Angle α between face is 0 ° -75 °, and the length adjustment that its tilt angle passes through cable wire.
3. a kind of assist removal device for tower crane according to claim 1, which is characterized in that swing mechanism side is set
There is the strut being arranged symmetrically, the strut side is equipped with reinforcing rod, and described reinforcing rod one end is fixedly connected with strut, and reinforcing rod is another
One end is fixedly connected with swing mechanism, and the strut upper end is equipped with supporting plate, and the supporting plate is concordant with counter-jib.
4. a kind of assist removal device for tower crane according to claim 1, which is characterized in that outside described lever arm one end
Portion is arranged with first sleeve, and the lever arm and first sleeve section are non-circular；Described first sleeve one end passes through articulated joint
It is connect with swing mechanism, the lever arm is equipped with several location holes, and first sleeve is equipped with leads to what the location hole of lever arm cooperated
Hole, the through-hole is interior to be equipped with alignment pin.
5. a kind of assist removal device for tower crane according to claim 4, which is characterized in that the lever arm side
It is fixedly installed with postive stop baffle.
6. a kind of assist removal device for tower crane according to claim 1, which is characterized in that first connection
Plate top is fixedly installed with regulating device, and the regulating device includes pedestal, guide rail, sliding block, and the pedestal is U-shaped knot
Structure, the pedestal are fixedly mounted on the first connecting plate, and the guide rail is fixedly mounted in the two sides of pedestal, the cunning
Block is mounted on guide rail, and the sliding block of two sides is connected by the second connecting plate, and the hanging ring is fixedly mounted on the second connecting plate；
The second connecting plate lower part is equipped with swivel nut, and the pedestal side is equipped with the screw rod that cooperates with swivel nut, and the one of the screw rod
End is equipped with handwheel, and the handwheel side is equipped with power-assisted handle.
7. a kind of assist removal device for tower crane according to claim 6, which is characterized in that the pedestal side
Equipped with connecting flange, the connecting flange side is fixedly connected with buckle, and the buckle is not closed U-shaped structure, buckle card
It connects outside screw rod, the two sides up and down of buckle are equipped with the threaded hole of cooperation, and the buckle top side is equipped with pinch grip, described
Pinch grip lower part is equipped with the screw rod cooperated with threaded hole.
8. a kind of assist removal device for tower crane according to claim 1, which is characterized in that the second pulley one
Side is equipped with anticreep baffle, and anticreep baffle two sides are connect by second connecting rod with first connecting rod, and the anticreep baffle is circular arc
Shape, and anticreep baffle and wirerope clearance fit.
9. a kind of assist removal device for tower crane according to claim 8, which is characterized in that the second connecting rod one
Outer cover is held to be equipped with second sleeve, second sleeve is connect with second connecting rod by the second tightening knob, described second sleeve one end
Equipped with axle sleeve, the axle sleeve is set in outside first connecting rod, and is connect by the first tightening knob with first connecting rod.
10. a kind of assist removal device for tower crane according to claim 1, which is characterized in that described first connects
Bar both ends are equipped with articulated joint, and one end that the lever arm is connected with first connecting rod is equipped with the articulated joint cooperated with first connecting rod, the
The articulated joint of one connecting rod is flexibly connected with the articulated joint of lever arm by pin shaft, offers jack on the lever arm, and described
One connecting plate is mounted on inside jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910082765.7A CN109678067B (en) | 2019-01-29 | 2019-01-29 | A supplementary device of demolising for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910082765.7A CN109678067B (en) | 2019-01-29 | 2019-01-29 | A supplementary device of demolising for tower crane |
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| Publication Number | Publication Date |
|---|---|
| CN109678067A true CN109678067A (en) | 2019-04-26 |
| CN109678067B CN109678067B (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910082765.7A Active CN109678067B (en) | 2019-01-29 | 2019-01-29 | A supplementary device of demolising for tower crane |
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| CN (1) | CN109678067B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117381362A (en) * | 2023-10-12 | 2024-01-12 | 南通庞源机械工程有限公司 | Tower crane attachment device dismantling equipment |
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| CN101734560A (en) * | 2009-12-18 | 2010-06-16 | 四川华西集团有限公司 | High-altitude dismantling method of inside-climbing tower crane for towering structure construction |
| CN202744222U (en) * | 2012-04-17 | 2013-02-20 | 奉化市飞宇电器制造有限公司 | Hand-operated upright column-type hydraulic crane |
| CN108483279A (en) * | 2018-04-17 | 2018-09-04 | 中国电建集团山东电力建设有限公司 | The method for dismounting of adhesion tower-crane under narrow landform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1763347A1 (en) * | 1989-06-19 | 1992-09-23 | Московское Производственное Объединение "Строймаш" | Tower crane and method of dismantling it |
| CN101676190A (en) * | 2008-07-25 | 2010-03-24 | 利勃海尔爱茵根有限公司 | Method for assembly of a telescopic suspension arm of crane and apparatus for execution of the method |
| CN101734560A (en) * | 2009-12-18 | 2010-06-16 | 四川华西集团有限公司 | High-altitude dismantling method of inside-climbing tower crane for towering structure construction |
| CN202744222U (en) * | 2012-04-17 | 2013-02-20 | 奉化市飞宇电器制造有限公司 | Hand-operated upright column-type hydraulic crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117381362A (en) * | 2023-10-12 | 2024-01-12 | 南通庞源机械工程有限公司 | Tower crane attachment device dismantling equipment |
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|---|---|
| CN109678067B (en) | 2020-02-21 |
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