CN106241619B - A kind of tower crane for building - Google Patents
A kind of tower crane for building Download PDFInfo
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- CN106241619B CN106241619B CN201610843325.5A CN201610843325A CN106241619B CN 106241619 B CN106241619 B CN 106241619B CN 201610843325 A CN201610843325 A CN 201610843325A CN 106241619 B CN106241619 B CN 106241619B
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- Prior art keywords
- hawser
- extension support
- standard knot
- parts
- tower crane
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- 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
- B66C23/18—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 specially adapted for use in particular purposes
- B66C23/26—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 specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
Abstract
The present invention relates to engineering machinery field for building, especially a kind of tower crane for building, including column foot and the vertical tower body being connected on column foot；Column foot is overlapped by the standard knot being vertically overlapped; standard knot includes standard knot body, four independent Extension supports for being articulated with standard knot body top periphery, turnbuckle and hawser protector for connecting vertically-adjacent Extension support; turnbuckle connects Extension support by hawser, and hawser protector is connected on hawser；The Extension support of the standard knot of tower body the top is placed in level; the Extension support of tower body bottom standard knot is connected with the outside of column foot; hawser protector is used to detect whether drawstring to be more than specified pulling force, and hawser is overlapped the vertical resultant force of tower body with the axis of tower body, laterally resultant force mutually balances.The structure is connected on column foot by multiple Extension supports and hawser, to laterally increase the stress torque of tower crane, to effectively guarantee the stability that tower crane uses, improves the safety coefficient of tower crane.
Description
Technical field
The present invention relates to engineering machinery field for building, especially a kind of tower crane for building.
Background technique
Tower crane, i.e. " derrick crane " abbreviation, also known as " tower crane ".It is for one of construction lifting equipment.One
As domestic standard title be all it is so, certainly, since our countries learn German Liebherr and the smooth skill of French wave
Art manufactures derrick crane, and also formula defines model name by external encoding law for some producers.Derrick crane can also be with
Be divided into many kinds by the form difference of design, for example, tower crane, inner climbing type tower crane, flat-top tower crane, movable arm type tower crane,
Ready-package tower crane etc..Tower crane installation needs foundation on the ground；Tower body is tower crane body and raised part；Top
Ascending part point is that tower crane is increased；Revolution is to maintain what tower crane can rotate horizontally above the waist；Lifting mechanism is used to weigh
What object raised up；Balance cantilever crane is to maintain equalising torque；Elevator boom rack is generally exactly the part of the force of lifting heavy；Trolley
For installing pulley blocks and steel cable and suspension hook, and it is stressed directly part；Tower top is certainly used to keep cantilever crane stress flat
Weighing apparatus；Drivers' cab is the place of operation；Luffing is so that trolley orbiting.
Summary of the invention
Goal of the invention of the invention is: in view of the above problems, providing a kind of tower crane for building, which passes through
Extension support and hawser are connected on column foot, so that the stress torque of tower crane is laterally increased, to effectively guarantee what tower crane used
Stability improves the safety coefficient of tower crane.Prevent hawser compared with causing internal break to stay under strong pulling force by hawser protector
Lower hidden danger can be shown the security risk on hawser by breaking device, in order to correct in time, placed steel cable and broken
Caused by endanger.
The technical solution adopted by the invention is as follows:
The invention discloses a kind of tower cranes for building, including column foot and the vertical tower body being connected on column foot；Column foot is by erecting
Be overlapped to the standard knot of overlapping, standard knot include standard knot body, be articulated with four of standard knot body top periphery it is independent
Extension support, turnbuckle and hawser protector for connecting vertically-adjacent Extension support, turnbuckle is connected by hawser to be extended
Frame, hawser protector are connected on hawser；The Extension support of the standard knot of tower body the top is placed in level, tower body bottom standard
The Extension support of section is connected with the outside of column foot, and hawser protector is for detecting whether drawstring is more than specified pulling force, and hawser is to tower body
It is vertical resultant force is overlapped with the axis of tower body, laterally resultant force mutually balance.The structure is connected to by multiple Extension supports and hawser
On column foot, to laterally increase the stress torque of tower crane, to effectively guarantee the stability that tower crane uses, the peace of tower crane is improved
Overall coefficient.
Further, hawser protector includes the first connector, the second connector and is connected in breaking between two connectors
Part, center symmetric setting has the first pull rod on the first connector, and center symmetric setting has the second pull rod on the second connector, and first
The free end of pull rod and corresponding second pull rod is hinged and is in 30-160 degree angle, breaks part and is located on the axis of two connectors and holds
By the pulling force between two connectors, the specified pull-off force for breaking part is less than hawser, and the specified pull-off force of pull rod and its hinged place is big
In hawser.The structure in use, its hawser protector can bear pulling force reach certain value when, extend the anti-breaking device from
And alleviate pulling force suffered by hawser, improve the safety that hawser uses.
Further, the first pull rod and the second pull rod are in 150-155 ° of angle, and there is pull rod certain length to make to break part and break
The shift length between two connectors is not more than 2cm afterwards；The both ends for breaking part are separately connected the first connector and the second connector,
It it is provided with specified pull-off force in the middle part of part breaks portion breaking less than remaining position.The design of the program, which can reduce, breaks part
Impact of the temporary impact generated when being pulled off to connector and pull rod.Can highlight break part break position, be convenient to volume
Determine the design of pull-off force and breaks the manufacture of part.
Further, be provided with spring breaking part housing, the both ends of spring respectively with the first connector and the second connector
Connection, is provided with pressure sensor in the junction of spring and the first connector, is connected with controller in pressure sensor, controls
Device is connected with indicator light, solar panels and battery, and solar panels charge for battery；It breaks after part breaks, pressure sensing
Device detects the pressure for reaching setting value, the flashing of controller control instructions lamp.The design of pressure sensor and indicator light, Neng Gou
Night, which is easily observed, breaks whether part is pulled off, and is conducive to the observation for breaking part use state, after breaking part and breaking, bullet
Spring is in tensional state, to press to pressure sensor.
Further, the specified pull-off force for breaking part is the 85-95% of the specified pull-off force of hawser；The specified pull-off force of pull rod is
1.1-1.3 times of the specified pull-off force of hawser；Extension support is hinged on the upper side edge edge of standard knot body, and the length of Extension support is standard knot
1.5-2 times of body width, Extension support is detachable.The design of pull rod can effectively prevent instantaneous excessive pulling force from protecting hawser
It is pulled off at shield device, causes security risk.
Further, the Extension support of the standard knot of tower body the top is horizontality by strut support, alternatively, by outside Extension support
The jacking stock of side and tower crane is connected by steel cable Extension support being pulled to level.The design of the program can guarantee the top
Extension support is horizontal, to guarantee the effect of Extension support active balance tower body.
Further, break part by being made of except interior pigment chamber, ceramic layer, metal layer, metal layer be by except interior successively
Titanium alloy wire, Magnesium-aluminum alloy wire, steel wire, alumel silk, carbon steel wire, ferro-boron silk, iron wire winding form, wherein titanium alloy
Silk, Magnesium-aluminum alloy wire, carbon steel wire, ferro-boron silk are with the helical angle wound clockwise less than 15 °, steel wire, alumel silk, iron
Silk is with the helical angle wrapped anti-clockwise less than 15 °；Pigment in pigment chamber is made of the material of following parts by weight: petrolic solvent,
Cinnabar, polyoxyethylene oleic acid ester, polyethylene wax, fluorescent powder, bloodstone, glassy feldspar, heulandite, crocoite, graphite, gypsum；Its
The content of middle petrolic solvent accounts for 80-95%.The part of breaking of the structure has the disconnected performance of tension strong, light-weight, specified pull-off force setting
With feature easy to adjust, the specified design for breaking force parameter can be easily realized.Pigment color is bright-coloured, adhesive ability is strong,
It is not easy the characteristic faded, be easy to observe, petrolic solvent has the characteristics that mobility is strong, dissolubility is good, volatile, facilitates face
The attachment of material.
Further, installation method are as follows:
Step 1: so that delay frame is pulled to level by the connection of the jacking stock of steel cable and tower crane the Extension support of top layer, by
Under, successively the Extension support of upper layer standard knot is connected by the Extension support of turnbuckle and hawser and adjacent lower layer's standard knot
It connects and the Extension support of lower layer's standard knot is pulled to level；
Step 2: undermost Extension support being connected to the outside of column foot by turnbuckle and hawser, adjusts each standard
The turnbuckle of section tenses hawser vertically, while making hawser by Extension support to the resultant force of standard knot and the axis weight of tower body
It closes.
The installation method can be convenient to be installed and used on the standard knot of existing structure, be the safe handling of tower crane
It provides safeguard.The horizontal width that tower crane tower body can easily be extended, the athwartship moment for increasing tower body stablize tower crane.
Further, the column foot is made of following methods:
Step 1: cross-shape frame being made using screw thread steel column, the convex shape steel bar of upper side opening and thin wire, the cross
Shape frame upper side opening；A round pool is dug in the position of tower crane to be positioned；
Step 2: multiple central symmetry deep holes are drilled out in the position that the bottom of round pool corresponds to four arms of cross-shape frame,
Column frame engaged therewith is inserted into each deep hole, column frame is welded by vertical steel column and several ring steel circles, steel column weldering
It connects in the outside of annular steel ring；
Step 3: concrete being poured into column frame, support column is made, fill rubble and slag in support column surrounding, and will
Rubble and slag compacting, as metalling；Circular disk rack is set above rubble and slag, and circular disk rack is dissipated by the waste and old steel bar of strip
It is disorderly distributed, in the gap fill concrete of circular disk rack, discs layers is made；
Step 4: beating centrosymmetric multiple inclined holes diagonally downward on the round pool side wall on the upside of discs layers, reinforcing bar is inserted
Concrete is poured into inclined hole simultaneously in entrance aperture, each inclined hole is linked together by concrete, inclined hole layer is made；
Step 5: inclined hole layer and discs layers are made as one；Metalling, discs layers and inclined hole layer are made in duplication of laying equal stress on makes brand-new
The inclined hole layer obtained is less than setting value at a distance from ground and flushes with support column top；
Step 6: setting up cross-shape frame in support column top horizontal, cross is made in cross-shape frame injection concrete
Each arm be in convex shape mounting layer, the upper surface of mounting layer flushes with ground, clump weight is set between each arm of mounting layer,
Then it is flushed to rubble and slag with ground using the gap around rubble and slag filling clump weight.
Column foot stability made from this method is strong, stable structure, can effectively prevent deflection, can be improved column foot to tower
The bearing capacity hung can be suitable for installation of the different soil properties to column foot, the service life that can be improved column foot of the column foot, energy
Building site waste material is enough made full use of to carry out the installation of column foot.
Further, the concrete is made of the material of following parts by weight: 30-40 parts of sub- aluminate cements, 20-30 part carefully
Sand, 30-35 part rubble, 2-6 parts of polypropylene film-fibres, 14-16 parts of Iron-ore Slags, 10-14 parts of additives, 5-8 parts of steel wires, 11-
15 parts of bauxite, 9-16 parts of silicon ash, 6-9 parts of naphthalene water reducer, 80-120 parts of water, 17-22 parts of bentonites, 2-
7 parts of caoutchouc latex, 5-8 parts of organic flocculants；Additive is made of the material of following parts by weight: 10- polyacrylamide gathers
Acrylic acid, sodium gluconate, carboxymethyl cellulose, allyl polyethenoxy ether, lauryl sodium sulfate, water, eucalyptus barks powder, fluorine
Worm nitrile, glacial acetic acid, hydroquinone, clothianidin and sulfluramid.
The concrete has structural strength big, and deflection is small, and the long feature of service life can save the transport of concrete
Cost, mouldability and sizing type are good, can effectively prevent concrete deformation influence caused by the usability of column foot.By how
The ingredient that expelling parasite and desinsection are added in concrete, can be avoided destruction of the termite to column foot, so that further ensuring column foot makes
Safety.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. the structure is connected on column foot by multiple Extension supports and hawser, so that the stress torque of tower crane is laterally increased,
To effectively guarantee the stability that tower crane uses, the safety coefficient of tower crane is improved.The versatility and generalization of the structure are good,
It is easy for assemble or unload, the stability of tower crane can be made by increasing the length of Extension support.
2. by the setting of hawser protector, hawser can be prevented compared with causing internal break to leave hidden danger under strong pulling force,
Security risk on hawser can be shown by breaking device, place harm caused by steel cable breaks.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is the main view of tower crane for building;
Fig. 2 is standard knot structure chart；
Fig. 3 is hawser protector structure figure.
Appended drawing reference: the first connector of 1-, the second connector of 2-, the first pull rod of 3-, the second pull rod of 4-, 5- break part, 6-
Standard knot, 7- Extension support, 8- hawser, 9- turnbuckle, 10- column foot.
Specific embodiment
Embodiment 1
As shown in Figure 1-3, a kind of tower crane for building of the invention, including column foot 10 and vertically it is connected on column foot 10
Tower body；Column foot 10 is overlapped by the standard knot being vertically overlapped, and standard knot includes standard knot body, is articulated with standard knot body top week
The independent Extension support 7 of four enclosed, turnbuckle 9 and hawser protector for connecting vertically-adjacent Extension support 7, gaily decorated basket spiral shell
Silk 9 connects Extension support 7 by hawser, and hawser protector is connected on hawser；The Extension support 7 of the standard knot of tower body the top is set to
It is connected in the Extension support 7 of level, tower body bottom standard knot with the outside of column foot 10, whether hawser protector is for detecting drawstring
More than specified pulling force, hawser is overlapped the vertical resultant force of tower body with the axis of tower body, laterally resultant force mutually balances.
Hawser protector includes the first connector 1, the second connector 2 and is connected between two connectors and breaks part 5, and
Center symmetric setting has the first pull rod 3 on a connection piece 1, and center symmetric setting has the second pull rod 4 on the second connector 2, and first
The free end of pull rod 3 and corresponding second pull rod 4 is hinged and is in 30-160 degree angle, breaks part 5 and is located on the axis of two connectors
And the pulling force between two connectors is born, the specified pull-off force for breaking part 5 is less than hawser, and pull rod and its specified of hinged place break
Power is greater than hawser.
First pull rod 3 and the second pull rod 4 are in 150-155 ° of angle, and there is pull rod certain length to make to break two after part 5 is broken
Shift length between connector is not more than 2cm；The both ends for breaking part 5 are separately connected the first connector 1 and the second connector 2,
The middle part for breaking part 5 is provided with specified pull-off force and breaks portion less than remaining position.
It is provided with spring breaking 5 housing of part, the both ends of spring are connect with the first connector 1 and the second connector 2 respectively,
The junction of spring and the first connector 1 is provided with pressure sensor, is connected with controller in pressure sensor, controller connects
It is connected to indicator light, solar panels and battery, solar panels charge for battery；It breaks after part 5 breaks, pressure sensor
Detection reaches the pressure of setting value, the flashing of controller control instructions lamp.
The specified pull-off force for breaking part 5 is the 85-95% of the specified pull-off force of hawser；The specified pull-off force of pull rod is hawser volume
1.1-1.3 times for determining pull-off force；Extension support 7 is hinged on the upper side edge edge of standard knot body, and the length of Extension support 7 is that standard knot body is wide
1.5-2 times of degree, Extension support 7 are detachable.
The Extension support 7 of the standard knot of tower body the top is horizontality by strut support, alternatively, by the outside of Extension support 7 with
The jacking stock of tower crane is connected by steel cable Extension support 7 being pulled to level.
Part 5 is broken by being made of except interior pigment chamber, ceramic layer, metal layer, metal layer is by successively titanium alloy except interior
Silk, Magnesium-aluminum alloy wire, steel wire, alumel silk, carbon steel wire, ferro-boron silk, iron wire winding form, wherein titanium alloy wire, magnesium
Aluminum-alloy wire, carbon steel wire, ferro-boron silk with the helical angle wound clockwise less than 15 °, steel wire, alumel silk, iron wire with
Helical angle wrapped anti-clockwise less than 15 °；Pigment in pigment chamber is made of the material of following parts by weight: petrolic solvent, cinnabar,
Polyoxyethylene oleic acid ester, polyethylene wax, fluorescent powder, bloodstone, glassy feldspar, heulandite, crocoite, graphite, gypsum；Wherein gasoline
The content of solvent accounts for 80-95%.
Embodiment 2
The installation method of tower crane in embodiment 1 are as follows:
Step 1: so that delay frame is pulled to level by the connection of the jacking stock of steel cable and tower crane the Extension support 7 of top layer,
From top to bottom, the Extension support 7 of upper layer standard knot is successively passed through to the extension of turnbuckle 9 and hawser and adjacent lower layer's standard knot
Frame 7 connects and the Extension support of lower layer's standard knot 7 is pulled to level；
Step 2: undermost Extension support 7 being connected to the outside of column foot 10 by turnbuckle 9 and hawser, is adjusted each
The turnbuckle 9 of standard knot tenses hawser vertically, while making hawser by Extension support 7 to the resultant force of standard knot and the axis of tower body
Line is overlapped.
Embodiment 3
Column foot 10 in embodiment 1 is made of following methods:
Step 1: cross-shape frame being made using screw thread steel column, the convex shape steel bar of upper side opening and thin wire, the cross
Shape frame upper side opening；A round pool is dug in the position of tower crane to be positioned；
Step 2: multiple central symmetry deep holes are drilled out in the position that the bottom of round pool corresponds to four arms of cross-shape frame,
Column frame engaged therewith is inserted into each deep hole, column frame is welded by vertical steel column and several ring steel circles, steel column weldering
It connects in the outside of annular steel ring；
Step 3: concrete being poured into column frame, support column is made, fill rubble and slag in support column surrounding, and will
Rubble and slag compacting, as metalling；Circular disk rack is set above rubble and slag, and circular disk rack is dissipated by the waste and old steel bar of strip
It is disorderly distributed, in the gap fill concrete of circular disk rack, discs layers is made；
Step 4: beating centrosymmetric multiple inclined holes diagonally downward on the round pool side wall on the upside of discs layers, reinforcing bar is inserted
Concrete is poured into inclined hole simultaneously in entrance aperture, each inclined hole is linked together by concrete, inclined hole layer is made；
Step 5: inclined hole layer and discs layers are made as one；Metalling, discs layers and inclined hole layer are made in duplication of laying equal stress on makes brand-new
The inclined hole layer obtained is less than setting value at a distance from ground and flushes with support column top；
Step 6: setting up cross-shape frame in support column top horizontal, cross is made in cross-shape frame injection concrete
Each arm be in convex shape mounting layer, the upper surface of mounting layer flushes with ground, clump weight is set between each arm of mounting layer,
Then it is flushed to rubble and slag with ground using the gap around rubble and slag filling clump weight.
Embodiment 4
In embodiment 1, the concrete that column foot 10 is made is made of the material of following parts by weight: 30-40 parts of sub- aluminic acid salt water
Mud, 20-30 part fine sand, 30-35 parts of rubbles, 2-6 parts of polypropylene film-fibres, 14-16 parts of Iron-ore Slags, 10-14 parts of additives, 5-
8 parts of steel wires, 11-15 parts of bauxite, 9-16 parts of silicon ash, 6-9 parts of naphthalene water reducer, 80-120 parts of water, 17-22
Part bentonite, 2-7 parts of caoutchouc latex, 5-8 parts of organic flocculants.
Additive is made of the material of following parts by weight: 3-5% polyacrylamide, 1-6% polyacrylic acid, 9-12% glucose
Sour sodium, 6-10% carboxymethyl cellulose, 1-3% allyl polyethenoxy ether, 4-7% lauryl sodium sulfate, 6-11% eucalyptus barks powder,
5-13% Fipronil, 4-14% glacial acetic acid, 1-1.5% hydroquinone, 6-12% clothianidin, 9-20% sulfluramid, suitable quantity of water, additive
All material composition and micro- 100%.
Claims (5)
1. a kind of tower crane for building, which is characterized in that the tower body including column foot (10) and being vertically connected on column foot (10)；Tower
Base (10) is overlapped by the standard knot being vertically overlapped, and standard knot includes standard knot body, is articulated with standard knot body top periphery
Four independent Extension supports, the turnbuckle for connecting vertically-adjacent Extension support and hawser protector, turnbuckle pass through cable
Rope connection Extension support, hawser protector are connected on hawser；The Extension support of the standard knot of tower body the top is placed in level, tower body
The Extension support of bottom standard knot is connected with the outside of column foot (10), and hawser protector is for detecting whether drawstring is more than specified drawing
Power, hawser are overlapped the vertical resultant force of tower body with the axis of tower body；Hawser protector includes the first connector (1), the second connection
Part (2) and it is connected in breaking part (5) between two connectors, center symmetric setting has the first pull rod (3) on the first connector (1),
There is the second pull rod (4) center symmetric setting on second connector (2), the free end of the first pull rod (3) and corresponding second pull rod (4)
Hingedly and it is in 30-160 degree angle, breaks part (5) and be located on the axis of two connectors and bear the pulling force between two connectors, draw
The specified pull-off force of broken piece (5) is less than hawser, and the specified pull-off force of pull rod and its hinged place is greater than hawser；First pull rod (3) with
Second pull rod (4) is in 150-155 ° of angle, and pull rod there is certain length to make to break part (5) break displacement between rear two connector
Distance is not more than 2cm；The both ends for breaking part (5) are separately connected the first connector (1) and the second connector (2), are breaking part (5)
Middle part be provided with specified pull-off force and break portion less than remaining position；Spring is provided with breaking part (5) housing, the two of spring
End is connect with the first connector (1) and the second connector (2) respectively, is provided in the junction of spring and the first connector (1)
Pressure sensor is connected with controller in pressure sensor, and controller is connected with indicator light, solar panels and battery, the sun
Energy plate charges for battery；It breaks after part (5) breaks, pressure sensor detects the pressure for reaching setting value, controller control
Indicator light flashing processed；The specified pull-off force for breaking part (5) is the 85-95% of the specified pull-off force of hawser；The specified pull-off force of pull rod is
1.1-1.3 times of the specified pull-off force of hawser；Extension support is hinged on the upper side edge edge of standard knot body, and the length of Extension support is standard
1.5-2 times for saving body width, Extension support is detachable；The Extension support of the standard knot of tower body the top is horizontal by strut support
State, alternatively, Extension support is pulled to level by connecting with the jacking stock of tower crane by steel cable on the outside of Extension support.
2. tower crane for building as described in claim 1, which is characterized in that break part (5) by except interior by pigment chamber, ceramics
Layer, metal layer are constituted, metal layer be by except interior successively titanium alloy wire, Magnesium-aluminum alloy wire, steel wire, alumel silk, carbon steel wire,
Ferro-boron silk, iron wire winding composition, wherein titanium alloy wire, Magnesium-aluminum alloy wire, carbon steel wire, ferro-boron silk are less than 15 °
Helical angle wound clockwise, steel wire, alumel silk, iron wire are with the helical angle wrapped anti-clockwise less than 15 °；Face in pigment chamber
Material be made of the material of following parts by weight: petrolic solvent, cinnabar, polyoxyethylene oleic acid ester, polyethylene wax, fluorescent powder, bloodstone,
Glassy feldspar, heulandite, crocoite, graphite, gypsum；Wherein the content of petrolic solvent accounts for 80-95%.
3. tower crane for building as described in claim 1, which is characterized in that its installation method are as follows:
Step 1: the Extension support of top layer is pulled to level by the jacking stock connection of the steel cable and tower crane frame that makes to be delayed, by up to
Under, successively the Extension support of upper layer standard knot is connect simultaneously by turnbuckle and hawser with the Extension support of adjacent lower layer's standard knot
The Extension support of lower layer's standard knot is pulled to level；
Step 2: undermost Extension support being connected to the outside of column foot (10) by turnbuckle and hawser, adjusts each standard
The turnbuckle of section tenses hawser vertically, while making hawser by Extension support to the resultant force of standard knot and the axis weight of tower body
It closes.
4. tower crane for building as described in claim 1, which is characterized in that it is characterized in that, the column foot (10) is using following
Method production:
Step 1: cross-shape frame being made using screw thread steel column, the convex shape steel bar of upper side opening and thin wire, the cross frame
Side opening on frame；A round pool is dug in the position of tower crane to be positioned；
Step 2: multiple central symmetry deep holes are drilled out in the position that the bottom of round pool corresponds to four arms of cross-shape frame, in each depth
Column frame engaged therewith is inserted into hole, column frame is welded by vertical steel column and several ring steel circles, and steel column is welded on
The outside of annular steel ring；
Step 3: concrete being poured into column frame, support column is made, fill rubble and slag in support column surrounding, and by rubble
It is compacted with slag, as metalling；Circular disk rack is set above rubble and slag, and circular disk rack is by random point of waste and old steel bar of strip
Cloth forms, and in the gap fill concrete of circular disk rack, discs layers are made；
Step 4: beating centrosymmetric multiple inclined holes diagonally downward on the round pool side wall on the upside of discs layers, reinforcing bar insertion is penetrated
Concrete is poured into inclined hole simultaneously in hole, each inclined hole is linked together by concrete, inclined hole layer is made；
Step 5: inclined hole layer and discs layers are made as one；Lay equal stress on duplication make metalling, discs layers and inclined hole layer make it is freshly prepared
Inclined hole layer is less than setting value at a distance from ground and flushes with support column top；
Step 6: setting up cross-shape frame in support column top horizontal, be made in cross-shape frame injection concrete criss-cross each
Arm is in the mounting layer of convex shape, and the upper surface of mounting layer is flushed with ground, clump weight is arranged between each arm of mounting layer, then
It is flushed to rubble and slag with ground using the gap around rubble and slag filling clump weight.
5. tower crane for building as claimed in claim 4, which is characterized in that the concrete by following parts by weight material group
At: 30-40 parts of sub- aluminate cements, 20-30 parts of fine sands, 30-35 parts of rubbles, 2-6 parts of polypropylene film-fibres, 14-16 parts of iron
Slag, 10-14 part additive, 5-8 parts of steel wires, 11-15 parts of bauxite, 9-16 parts of silicon ash, 6-9 parts of naphthalene system diminishing
Agent, 80-120 parts of water, 17-22 parts of bentonites, 2-7 parts of caoutchouc latex, 5-8 parts of organic flocculants；Additive is by following
The material of parts by weight forms: polyacrylamide, polyacrylic acid, sodium gluconate, carboxymethyl cellulose, allyl polyethenoxy
Ether, lauryl sodium sulfate, water, eucalyptus barks powder, Fipronil, glacial acetic acid, hydroquinone, clothianidin and sulfluramid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843325.5A CN106241619B (en) | 2016-09-23 | 2016-09-23 | A kind of tower crane for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610843325.5A CN106241619B (en) | 2016-09-23 | 2016-09-23 | A kind of tower crane for building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106241619A CN106241619A (en) | 2016-12-21 |
| CN106241619B true CN106241619B (en) | 2018-12-07 |
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ID=57610775
Family Applications (1)
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| CN201610843325.5A Active CN106241619B (en) | 2016-09-23 | 2016-09-23 | A kind of tower crane for building |
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| CN108726350A (en) * | 2018-06-13 | 2018-11-02 | 安徽骏达起重机械有限公司 | A kind of crane lifting rope |
| US20210061623A1 (en) * | 2019-08-28 | 2021-03-04 | Loon Llc | Multi-directional load isolating mechanical fuse |
| CN112010203B (en) * | 2020-08-11 | 2021-07-30 | 扬戈科技股份有限公司 | Stable anti-shaking device of tower crane |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU436014A1 (en) * | 1972-01-27 | 1974-07-15 | А. А. Посошин, Р. И. Пашкевич , С. И. Козарь Центральное конструкторское бюро Строймаш | DEVICE FOR INSTALLATION OF TOWER CRANE |
| CN2247650Y (en) * | 1995-03-07 | 1997-02-19 | 桂林市建工机械厂 | Collapsible tower crane |
| CN2262023Y (en) * | 1996-05-30 | 1997-09-10 | 成都海泰实业开发公司 | Crane for disassembling inner climbing tower crane top room |
| CN201809083U (en) * | 2009-12-29 | 2011-04-27 | 长沙中联重工科技发展股份有限公司 | Tower crane, rod piece assembled type standard knot and rod piece used for assembled type standard knot |
| CN103043543A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Device for reinforcing tower crane in coastal zone |
| CN204702420U (en) * | 2015-06-19 | 2015-10-14 | 武汉钢铁(集团)公司 | A kind of anti-steel rope breaking device |
| CN206188253U (en) * | 2016-09-23 | 2017-05-24 | 重庆能源职业学院 | Tower crane for building |
-
2016
- 2016-09-23 CN CN201610843325.5A patent/CN106241619B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU436014A1 (en) * | 1972-01-27 | 1974-07-15 | А. А. Посошин, Р. И. Пашкевич , С. И. Козарь Центральное конструкторское бюро Строймаш | DEVICE FOR INSTALLATION OF TOWER CRANE |
| CN2247650Y (en) * | 1995-03-07 | 1997-02-19 | 桂林市建工机械厂 | Collapsible tower crane |
| CN2262023Y (en) * | 1996-05-30 | 1997-09-10 | 成都海泰实业开发公司 | Crane for disassembling inner climbing tower crane top room |
| CN201809083U (en) * | 2009-12-29 | 2011-04-27 | 长沙中联重工科技发展股份有限公司 | Tower crane, rod piece assembled type standard knot and rod piece used for assembled type standard knot |
| CN103043543A (en) * | 2013-01-17 | 2013-04-17 | 浙江东欣建设集团有限公司 | Device for reinforcing tower crane in coastal zone |
| CN204702420U (en) * | 2015-06-19 | 2015-10-14 | 武汉钢铁(集团)公司 | A kind of anti-steel rope breaking device |
| CN206188253U (en) * | 2016-09-23 | 2017-05-24 | 重庆能源职业学院 | Tower crane for building |
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| CN106241619A (en) | 2016-12-21 |
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