CN105293316B - A kind of windproof tower crane - Google Patents
A kind of windproof tower crane Download PDFInfo
- Publication number
- CN105293316B CN105293316B CN201510829067.0A CN201510829067A CN105293316B CN 105293316 B CN105293316 B CN 105293316B CN 201510829067 A CN201510829067 A CN 201510829067A CN 105293316 B CN105293316 B CN 105293316B
- Authority
- CN
- China
- Prior art keywords
- jib
- counter
- counterweight
- lifting
- turntable
- 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.)
- Active
Links
Abstract
A kind of windproof tower crane, the present invention relates to a kind of building machinery, there are the relative lifting protuberance in two positions and balance protuberance on turntable, there is crane arm slot on lifting protuberance, there is lifting turntable in crane arm slot, there is lifting rotating shaft on lifting turntable, crane arm is in lifting rotating shaft, there is counter-jib slot on balance protuberance, sliding has balance rotating platform in counter-jib slot, there is balance rotating shaft on balance rotating platform, counter-jib is in balance rotating shaft, crane arm and counter-jib have first Guyed Towers and second Guyed Towers, tower top has first tubing sections device and second tubing sections device, there is counterweight lowering or hoisting gear on top in jacking stock, counterweight lowering or hoisting gear can be moved up and down inside standard knot, there is counterweight slideway on counter-jib.Compared with prior art, the present invention not only Fast Installation can dismantle balancing weight under typhoon or other strong wind states, and palintrope can also be unloaded in balancing weight and turns up weighing arm and counter-jib to reduce wind area holding tower body steadily of centre of gravity.
Description
Technical field
The present invention relates to a kind of constructional engineering machinery, more particularly, to a kind of construction site derrick crane.
Background technology
Derrick crane abbreviation tower crane, also known as tower crane, originating from West Europe.It is exactly the rotation that swing arm is mounted in towering tower body top
Turn crane.Derrick crane working space is big, is mainly used in housing construction the vertically and horizontally conveying of material and builds
Build the installation of component.It is made up of metal structure, operating mechanism and the part of electrical system three.Metal structure include tower body, swing arm and
Base etc..There are raising, luffing, four parts of revolution and walking in operating mechanism.Electrical system include motor, controller, power distribution cabinet,
Connection line, signal and lighting device etc..With the progress of engineering technology, the floor more and more higher built now so that required
Derrick crane also more and more higher, but too high derrick crane has the problem of stability is poor, especially in southeastern coast
During typhoon, often occurs the event that derrick crane is created greater casualties in typhoon day by extension.In addition, derrick crane is all
Need that balancing weight is installed, balancing weight is hung on derrick crane with other loop wheel machines mostly, installing/dismounting trouble so that tower
Crane can not realize fast-assembling.
The content of the invention
The present invention is of the invention not only to come in typhoon for of the prior art not enough there is provided a kind of windproof tower crane
Face or other strong wind states under Fast Installation dismounting balancing weight, palintrope can also be unloaded in balancing weight and turn up weighing arm and counter-jib
Tower body steadily of centre of gravity is kept to reduce wind area.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：A kind of windproof tower crane, including
Pedestal, tower body, jacking stock, turntable, crane arm, counter-jib and balancing weight, described tower body are built by several standard knots
Form, the jacking stock can be moved on the standard knot, the turntable is arranged on the jacking set top of the trellis, the tower
Top is arranged on the turntable, and the relative lifting protuberance in two positions is provided with described turntable and balance is protruded
Sliding in crane arm slot, described crane arm slot is provided with portion, described lifting protuberance and is provided with lifting turntable,
Lifting rotating shaft is provided with described lifting turntable, described crane arm is arranged in described lifting rotating shaft, described is flat
Sliding in counter-jib slot, described counter-jib slot is provided with weighing apparatus protuberance and is provided with balance rotating platform, described balance
It is provided with balance rotating shaft on turntable, described counter-jib is arranged in described balance rotating shaft, the crane arm and described flat
Weighing apparatus arm is respectively arranged with first Guyed Towers and second Guyed Towers at the top of top, and the tower top is provided with first tubing sections device and second rope
Stretching device, is connected between the first Guyed Towers and the first tubing sections device by first rope, the second Guyed Towers and institute
State and connected by second rope between second tubing sections device, top is provided with counterweight lowering or hoisting gear in described jacking stock, described
Counterweight lowering or hoisting gear can be moved up and down inside the standard knot, be provided with the counter-jib and the counterweight lowering or hoisting gear phase
The fixing device of the fixed balancing weight is additionally provided with the counterweight slideway of cooperation, described counter-jib.
In above-mentioned technical proposal, it is preferred that described counterweight lowering or hoisting gear includes setting on lifter, described lifter
Have and counterweight fixed station be provided with some drawstrings, described drawstring, fixed station slideway is provided with described counterweight fixed station,
On described fixed station slideway slide be provided with several balancing weight fixed mounts, described counterweight slideway be provided with it is described solid
Determine the alignment device that platform slideway is engaged.
In above-mentioned technical proposal, it is preferred that be provided with connection on the alignment device electric rotation shaft, described electric rotation shaft
The connection slideway with the fixed station slideway and counterweight slideway cooperation, described company are provided with plate, described connecting plate
It is additionally provided with several electric expansion limited posts, described fixed station and is provided with and the electric expansion limited post phase on fishplate bar
The spacing hole matched somebody with somebody.
In above-mentioned technical proposal, it is preferred that described spacing hole is tapered, is inwardly gradually reduced at opening.
In above-mentioned technical proposal, it is preferred that protection framework, motor and electricity are provided with described balancing weight fixed mount
It is dynamic locked piece.
In above-mentioned technical proposal, it is preferred that be respectively arranged with inside fixed lobe on described protection framework biside plate,
The fixed groove being engaged with the fixed lobe is provided with described balancing weight.
In above-mentioned technical proposal, it is preferred that several supports are provided between the counterweight slideway and the counter-jib and are connected
Extension bar.
In above-mentioned technical proposal, it is preferred that described fixing device is included on electric turnover frame, described electric turnover frame
It is provided with telescopic cylinder, described telescopic cylinder and is provided with fixed dam.
In above-mentioned technical proposal, it is preferred that described first rope and described second rope all twist into for some steel wire ropes.
Existing balancing weight is lifted by crane, and one piece one piece of installation is needed during lifting, not only installs effect
Rate is low, and the time is long, and dismounting operation can not be also carried out when bad environments, once projection strong wind, balancing weight can not unload non-
The crank of tower crane is often easily caused, jeopardizes production and construction safety.It is of the invention then be by being arranged on inside derrick crane
Counterweight lowering or hoisting gear carry out the installation of balancing weight, without external force, and be not affected by the weather, as long as derrick crane can enter
Row work, it is possible to carry out the dismounting of balancing weight.Its cardinal principle forms transport channel using standard knot inner space, leads to herein
The rise of balancing weight is carried out in road with putting down, is then moved to after balancing weight rises to top by the counterweight slideway on counter-jib
The end of counter-jib, is fixed finally by the fixing device on counter-jib.It is consistent when principle is with installing when balancing weight is unloaded,
First pass through fixing device and release fixation, then slide onto on counterweight lowering or hoisting gear, be finally down to ground.In order to reach this effect
Really, counterweight lowering or hoisting gear of the invention includes lifter, is provided with some drawstrings, drawstring on lifter and is provided with counterweight and consolidates
Determine to be provided with platform, counterweight fixed station on fixed station slideway, fixed station slideway and be provided with balancing weight fixed mount.Balancing weight, which is put into, matches somebody with somebody
On pouring weight fixed mount, the fixed station slideway on counterweight fixed station can be directed at insertion with counterweight slideway, complete to match somebody with somebody by lifter
The rise and fall of pouring weight, complete balancing weight further through counterweight slideway and fixed station slideway and are moved on counter-jib.Again because matching somebody with somebody
Weight lowering or hoisting gear can once transport multiple balancing weights or single balancing weight so that derrick crane in use can be quick
Increase reduces breeding, it is thus also avoided that need to replace all balancing weight problems again now.After balancing weight is unloaded, Ke Yicong
Lifting protuberance and balance protuberance remove lifting turntable and balance turntable, then in first tubing sections device and second rope
Crane arm is allowed to be rotated with counter-jib relative to lifting turntable and balance turntable in the presence of rope stretching device.First tubing sections are filled
Put crane arm and counter-jib when putting rope with second tubing sections device to downwardly turn over, when first tubing sections device and second tubing sections dress
Crane arm and counter-jib are flipped up when putting rope closing.Stopped operating after crane arm and counter-jib are vertical, now the wind surface of tower crane
Product is minimum, and center of gravity is most stable, can be kept to fall in the environment of blast.When needing to use, only need again crane arm peace
Weighing apparatus arm dig, then lifting turntable and balance turntable move into lifting protuberance and balance protuberance, such crane arm and
Counter-jib can not just overturn and can normally use.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention not only can be in typhoon or other are big
Fast Installation dismantles balancing weight under wind state, and palintrope can also be unloaded in balancing weight and turns up weighing arm and counter-jib to reduce wind surface
Product keeps tower body steadily of centre of gravity.
Brief description of the drawings
Fig. 1 is front schematic view of the present invention.
Fig. 2 is contraction state schematic diagram of the present invention.
Fig. 3 is present invention balance protuberance side schematic view.
Fig. 4 is lifting protuberance side schematic view of the present invention.
Fig. 5 is Fig. 2-A places of the present invention close-up schematic view.
Fig. 6 is Fig. 2-B places of the present invention close-up schematic view.
Fig. 7 is contraction process schematic diagram of the present invention.
Fig. 8 is use state schematic diagram of the present invention.
Fig. 9 is connecting plate schematic diagram of the present invention.
Figure 10 is balancing weight fixed mount side schematic view of the present invention.
Figure 11 is balancing weight fixed mount front schematic view of the present invention.
Figure 12 is standard knot schematic diagram of the present invention.
Figure 13 is Fig. 8-C places of the present invention partial enlarged drawing schematic diagram.
Figure 14 is Fig. 8-D places of the present invention partial enlarged drawing schematic diagram.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 4, a kind of windproof tower crane, including pedestal 1, tower body 2, jacking stock 3, turntable 6, tower top 7,
Crane arm 5, counter-jib 4 and balancing weight 11, described tower body 2 are built by several standard knots 21, and the jacking stock 3 can
Moved on the standard knot 21, the turntable 6 is arranged on the top of jacking stock 3, the tower top 7 is arranged on the rotation
On turntable 6.
The relative lifting protuberance 61 in two positions and balance protuberance 62 are provided with described turntable 6, it is described
It is provided with lifting protuberance 61 in crane arm slot 611, described crane arm slot 611 and is provided with lifting groove track 615, is risen
Sliding, which is provided with lifting turntable 612, described lifting turntable 612, on Baking soda track 615 is provided with lifting rotating shaft 613,
Described crane arm 5 is arranged in described lifting rotating shaft 613.Counter-jib slot is provided with described balance protuberance 62
621, balance groove track 625 is provided with described counter-jib slot 621, the sliding of lifting groove track 625 is provided with balance rotating
Balance rotating shaft 623 is provided with platform 622, described balance rotating platform 622, described counter-jib 4 is arranged on described balance and turned
On axle 623.It is respectively arranged with and the lifting turntable in described crane arm slot 611 and described counter-jib slot 621
612 and the balance rotating the platform 622 electronic locking mechanism 614 of first and the electronic locking mechanism 624 of second that are engaged, described lifting
It is additionally provided with protuberance 61 and limits the first limitting casing 63 that the lifting rotating shaft 613 is moved, on described balance protuberance 62 also
The second limitting casing 64 for setting the restricted balance rotating shaft 623 to move.
First Guyed Towers 55 and second Guyed Towers 48 are respectively arranged with the top of crane arm 5 and the counter-jib 4 top, it is described
Tower top 7 is provided with first tubing sections device 73 and second tubing sections device 71, the first Guyed Towers 55 and the first tubing sections
Connected between device 73 by first rope 74, second rope is passed through between the second Guyed Towers 48 and the second tubing sections device 71
Connection 72, described first rope 74 and described second rope 72 all twist into for some steel wire ropes.The described top of counter-jib 4 turns
Dynamic to be provided with electronic drag hook 46, described electronic drag hook 46 can hang over the junction between two standard knots 21.The crane arm 5
Top is provided with the cambered way 53 being connected with the lifting slideway 51, described lifting slideway 51 and the cambered way 53
Between have occluding device 54.Described crane arm 5 and the described top end of counter-jib 4 are respectively arranged with first cable lifter
56 and second cable lifter 47, it is provided with and the first cable lifter 56 and the second cable lifter on described pedestal 1
47 fixed hooks 13 coordinated.
Top is provided with counterweight lowering or hoisting gear 8 in described jacking stock 3, and the counterweight lowering or hoisting gear 8 can be in the standard
Moved up and down inside section 21, the counterweight slideway 41 being engaged with the counterweight lowering or hoisting gear 8, institute are provided with the counter-jib 4
State and several supporting linkages 42 are provided between counterweight slideway 41 and the counter-jib 4.Described counterweight lowering or hoisting gear 8 includes
It is provided with lifter 81, described lifter 81 on some drawstrings 82, described drawstring 82 and is provided with counterweight fixed station 83,
It is provided with to slide on fixed station slideway 84, described fixed station slideway 84 on described counterweight fixed station 83 and is provided with several and matches somebody with somebody
Protection framework 853, motor 851 and electronic locked piece are provided with pouring weight fixed mount 85, described balancing weight fixed mount 85
852.It is respectively arranged with inside fixed lobe 854, described balancing weight 11 and sets on the described biside plate of protection framework 853
There is the fixed groove being engaged with the fixed lobe 854.It is provided with described counterweight slideway 41 and the fixed station slideway
84 alignment devices 43 being engaged.The alignment device 43 includes being provided with electric rotation shaft 431, described electric rotation shaft 431
The connection with the fixed station slideway 84 and the counterweight slideway 41 cooperation is provided with connecting plate 432, described connecting plate 432
It is additionally provided with several electric expansion limited posts 434, described fixed station 83 and sets on slideway 433, described connecting plate 432
There is the spacing hole 86 matched with the electric expansion limited post 434.Described spacing hole 86 is tapered, at opening inwardly gradually
Reduce.
The fixing device 44 of the fixed balancing weight 11 is additionally provided with described counter-jib 4 and the balancing weight 11 is protected
Airbag apparatus 45, described fixing device 44, which includes being provided with electric turnover frame 441, described electric turnover frame 441, stretches
Fixed dam 443 is provided with contracting cylinder 442, described telescopic cylinder 442.Described airbag apparatus 45 is described including being arranged on
The repeatable inflated airbag of the top bottom of counter-jib 4451, described air bag 451 is the cuboid of opening upwards, described gas
Fast connection interface 452 is provided between capsule 451 and described counter-jib 4.
Tower crane of the present invention rapid removal balancing weight 11 and can pack up the He of crane arm 5 before bad weather arrives
Counter-jib 4, changes tower crane center of gravity and wind surface by this measure, several with reduce that the tower crane under strong wind weather topples
Rate.Balancing weight 11 and expansion crane arm 5 can quickly be reinstalled again after weather improves and counter-jib 4 allows tower crane to put into work at once
Make.Its cardinal principle is to first pass through counterweight lowering or hoisting gear 8 to unload to pedestal 1 balancing weight 11.Firstly the need of passing through fixing device
44 unclamp the fixed dam 443 being pressed against on balancing weight 11, then store solid by electric turnover frame 441 and telescopic cylinder 442
Determine baffle plate 443 and allow whole fixing device 44 away from counterweight slideway 41, the sliding of balancing weight fixed mount 85 is not influenceed.Then rotate
The connection slideway 433 that alignment device 43 allows on standard apparatus 43 and the UNICOM of counterweight slideway 41.Counterweight is moved up and down by lifter 81
Fixed station 83, allows counterweight fixed station 83 substantially to be alignd with connecting plate 432, the electric expansion limited post on its relief connecting plate 432
434 stretch out, and are inserted into the spacing hole 86 on counterweight fixed station 83.Because spacing hole 86 it is tapered and at opening inwardly gradually
Reduce, in the case where counterweight fixed station 83 and connecting plate 432 have certain deviation electric expansion limited post 434 can be allowed to stretch into
Into spacing hole 86, and electric expansion limited post 434 be fully inserted into after counterweight fixed station 83 can be allowed completely right with connecting plate 432
Together, now connection slideway 433, counterweight slideway 41 is connected with the fixed station slideway 8 on counterweight fixed station 83, allows balancing weight fixed mount
Motor 851 on 85 starts, on automatic sliding to counterweight fixed station 83, when all balancing weight fixed mounts 85 are all slid onto
After on counterweight fixed station 83, start electronic locked piece 852 on balancing weight fixed mount 85, prevent balancing weight fixed mount 85 in fixation
Platform slideway 8 is slided.Counterweight fixed station 83 is moved on on pedestal 1 finally by lifter 81.
Balancing weight 11 is moved on to after pedestal 1, first rope 74 between tensioning first Guyed Towers 55 and first tubing sections device 73 and
Second rope connection 72 between second Guyed Towers 48 and second tubing sections device 71, then passes through crane arm slot 611 and counter-jib
Lifting groove track 615 in slot 621 removes lifting turntable 612 and balance turntable 622 with balance groove track 625,
The electronic locking mechanism 614 of first is first passed through before removal and the electronic locking mechanism 624 of second releases lifting turntable 612 and balance turntable
Locking between 622 and lifting groove track 615 and balance groove track 625.The shifting of lifting turntable 612 and balance turntable 622
After going out lower crane arm 5 and balance are slowly turned by first tubing sections device 73 and putting for second tubing sections device 71 in rope action
Arm 4., it is necessary to which receipts are deflated and bent to the air bag 451 being arranged on counter-jib 4 before crane arm 5 and counter-jib 4 are rotated down
Return alignment device 43；Occluding device 54 between lifting slideway 51 and cambered way 53 on crane arm 5 is unclamped, lifting slideway 51 is allowed
With the UNICOM of cambered way 53, suspender 52 is facilitated to be moved on cambered way 53.Crane arm 5 and counter-jib 4 can be with after the completion of rotating
The first cable lifter 56 and second cable lifter 47 that are arranged on crane arm 5 and the top end of counter-jib 4 is allowed to fall connection rope,
And rope is tied up on the fixed hook 13 on pedestal 1, it can so prevent crane arm 5 in inclement weather and the meeting of counter-jib 4
Swing with the wind and occur accident.Lifting turntable 612 and balance turntable 622 are limited in rotation process by first limitting casing 63 and second
The limitation of position frame 64, while the rotation of crane arm 5 and counter-jib 4 is not limited by first limitting casing 63 and second limitting casing 64, so
Lifting turntable 612 and balance turntable 622 can be avoided to deviate from, whole device discontinuity equalization is caused.
Only need to carry out reverse operating during installation, both first passed through first tubing sections device 73 and second tubing sections device
71 crane arms 5 and the pull-up again of counter-jib 4, then pass through the lifting grooved rail in crane arm slot 611 and counter-jib slot 621
Road 615 moves into lifting turntable 612 and balance turntable 622 with balance groove track 625, and first electric lock is first passed through after immigration
Deadlock structure 614 and the electronic locking mechanism 624 of second allow lifting turntable 612 and balance turntable 622 with lifting groove track 615 with putting down
Locking between the groove track 625 that weighs, prevents that lifting turntable 612 and balance turntable 622 are deviate from during work.After the completion of fixation,
Both balancing weight fixed mount 85 was risen can again, balancing weight fixed mount 85 moved to by connecting slideway 433 and counterweight slideway 41
The top of counter-jib 4.Balancing weight fixed mount 85 is moved to behind the top of counter-jib 4, is propped up by the fixed dam 443 in fixing device 44
Balancing weight fixed mount 85, keeps the stabilization of balancing weight fixed mount 85.Because balancing weight fixed mount 85 can install single balancing weight additional
11, so can operationally carry out installing additional and dismantling for balancing weight 11 at any time, keep between crane arm 5 and counter-jib 4
Different dynamic balances.Air bag 451 has two ways when reclaiming, and one kind is direct deflation, followed by the foldover of counter-jib 4 one
Folded, another directly put down by fast connection interface 452.Air bag 451 is if there is toppling and match somebody with somebody in the effect of the present invention
Pouring weight 11 drops situation, air bag 451 can be allowed to wrap up balancing weight 11, although air bag 451 can not prevent dropping for balancing weight 11, but
It is the particle that air bag 451 can prevent balancing weight 11 from being splashed after breaking into pieces, prevents these particles splash from hurting sb.'s feelings and damaging machine.Together
When the present invention be also provided with limit guide groove 31 on jacking stock 3, limit guide groove 31 can be with the installation of auxiliary criteria section 21, in mark
The top of quasi- section 21 is provided with the sliver 22 being engaged with limit guide groove 31, and the bottom of standard knot 21 is provided with to match with the sliver 22
That closes agrees with groove 23, and the opening of limit guide groove 31 is in horn mouth, when standard knot 21 is installed additional in jacking stock 3, can allow sliver
22 move along limit guide groove 31, it is easier to alignment, guide groove 31 also agrees with agreeing with groove 23 after alignment, facilitates upper-lower position
The alignment of standard knot 21 agrees with, and has the fixation using next step standard knot 21.
Claims (9)
1. a kind of windproof tower crane, including pedestal（1）, tower body（2）, jacking stock（3）, turntable（6）, tower top（7）, crane arm
（5）, counter-jib（4）And balancing weight（11）, described tower body（2）By several standard knots（21）Build, the jacking set
Frame（3）Can be in the standard knot（21）Upper movement, the turntable（6）It is arranged on the jacking stock（3）Top, the tower top
（7）It is arranged on the turntable（6）On, it is characterized in that, described turntable（6）On to be provided with two relative liftings in position convex
Go out portion（61）With balance protuberance（62）, described lifting protuberance（61）On be provided with crane arm slot（611）, described rises
Weighing arm slot（611）Interior sliding is provided with lifting turntable（612）, described lifting turntable（612）On be provided with lifting turn
Axle（613）, described crane arm（5）It is arranged on described lifting rotating shaft（613）On, described balance protuberance（62）It is upper to set
There is counter-jib slot（621）, described counter-jib slot（621）Interior sliding is provided with balance rotating platform（622）, described balance
Turntable（622）On be provided with balance rotating shaft（623）, described counter-jib（4）It is arranged on described balance rotating shaft（623）On,
The crane arm（5）With the counter-jib（4）First Guyed Towers are respectively arranged with the top of top（55）With second Guyed Towers（48）, it is described
Tower top（7）It is provided with first tubing sections device（73）With second tubing sections device（71）, the first Guyed Towers（55）With the first
Tubing sections device（73）Between pass through first rope（74）Connection, the second Guyed Towers（48）With the second tubing sections device
（71）Between pass through second rope（72）Connection, described jacking stock（3）Interior top is provided with counterweight lowering or hoisting gear（8）, it is described to match somebody with somebody
Weight lowering or hoisting gear（8）Can be in the standard knot（21）Inside is moved up and down, the counter-jib（4）On be provided with and the counterweight liter
Falling unit（8）The counterweight slideway being engaged（41）, described counter-jib（4）On be additionally provided with the fixed balancing weight（11）Consolidate
Determine device（44）.
2. a kind of windproof tower crane according to claim 1, it is characterized in that, described counterweight lowering or hoisting gear（8）Including lifting
Device（81）, described lifter（81）On be provided with some drawstrings（82）, described drawstring（82）On be provided with counterweight and fix
Platform（83）, described counterweight fixed station（83）On be provided with fixed station slideway（84）, described fixed station slideway（84）It is upper to slide
It is provided with several balancing weight fixed mounts（85）, described counterweight slideway（41）On be provided with and the fixed station slideway（84）Phase
The alignment device of cooperation（43）.
3. a kind of windproof tower crane according to claim 2, it is characterized in that, the alignment device（43）Including electric rotation shaft
（431）, described electric rotation shaft（431）On be provided with connecting plate（432）, described connecting plate（432）On be provided with it is described
Fixed station slideway（84）With the counterweight slideway（41）The connection slideway of cooperation（433）, described connecting plate（432）On also set up
There are several electric expansion limited posts（434）, described fixed station（83）On be provided with and the electric expansion limited post（434）
The spacing hole of matching（86）.
4. a kind of windproof tower crane according to claim 3, it is characterized in that, described spacing hole（86）It is tapered, from opening
Place is inwardly gradually reduced.
5. a kind of windproof tower crane according to claim 2, it is characterized in that, described balancing weight fixed mount（85）On be provided with
Protect framework（853）, motor（851）With electronic locked piece（852）.
6. a kind of windproof tower crane according to claim 5, it is characterized in that, described protection framework（853）Divide on biside plate
Inside fixed lobe is not provided with（854）, described balancing weight（11）On be provided with and the fixed lobe（854）It is engaged
Fixed groove.
7. a kind of windproof tower crane according to claim 1, it is characterized in that, the counterweight slideway（41）With the counter-jib
（4）Between be provided with several supporting linkages（42）.
8. a kind of windproof tower crane according to claim 1, it is characterized in that, described fixing device（44）Including electric turnover
Frame（441）, described electric turnover frame（441）On be provided with telescopic cylinder（442）, described telescopic cylinder（442）It is upper to set
There is fixed dam（443）.
9. a kind of windproof tower crane according to claim 1, it is characterized in that, described first rope（74）With described second rope
（72）All twisted into for some steel wire ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829067.0A CN105293316B (en) | 2015-11-25 | 2015-11-25 | A kind of windproof tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829067.0A CN105293316B (en) | 2015-11-25 | 2015-11-25 | A kind of windproof tower crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105293316A CN105293316A (en) | 2016-02-03 |
| CN105293316B true CN105293316B (en) | 2017-08-25 |
Family
ID=55191272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510829067.0A Active CN105293316B (en) | 2015-11-25 | 2015-11-25 | A kind of windproof tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105293316B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697436B (en) | 2019-10-16 | 2020-12-01 | 长沙理工大学 | Horizontal rotation's folding arm conveyer |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2041657A5 (en) * | 1969-05-29 | 1971-01-29 | Richier Sa | |
| US3851767A (en) * | 1970-02-13 | 1974-12-03 | Richier Sa | Tower cranes |
| DE3307893C2 (en) * | 1983-03-05 | 1985-01-24 | Pekazett Baumaschinen GmbH, 6660 Zweibrücken | Tower crane with jib and counter jib |
| JP3180204B2 (en) * | 1993-10-20 | 2001-06-25 | 大成建設株式会社 | Horizontal jib tower crane |
| CN101920914A (en) * | 2010-06-19 | 2010-12-22 | 张培霞 | Vehicle-type upper rotating tower crane |
| CN203602264U (en) * | 2013-11-29 | 2014-05-21 | 江苏大通重工有限公司 | Rapid self-mounting tower crane |
| CN203820334U (en) * | 2014-05-04 | 2014-09-10 | 中国建筑科学研究院建筑机械化研究分院 | Device for descending and disassembling arm through turning back of tower cane in air |
| CN203998711U (en) * | 2014-08-25 | 2014-12-10 | 中铁十一局集团有限公司 | Civil engineering tower crane |
| CN104326376B (en) * | 2014-10-17 | 2016-08-24 | 南通润邦重机有限公司 | A kind of anti-storm wind the design of available mechanism can topple over the harbour jenny of transfer |
-
2015
- 2015-11-25 CN CN201510829067.0A patent/CN105293316B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105293316A (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105271024B (en) | Tower crane with windproof structure | |
| CN101337640B (en) | Lifting and hoisting method of vertical equipment | |
| CN207348429U (en) | The rotating platform built for tower | |
| CN106006369B (en) | Fan blade suspender | |
| CN105293301B (en) | Windproof tower crane | |
| CN105293304B (en) | It is a kind of can be with the tower crane of fast assembling-disassembling balancing weight | |
| CN105293311B (en) | A kind of tower crane with wind-shielding function | |
| CN103817507B (en) | Replacement method for pitching hinged point bearing of reclaimer | |
| CN105293302B (en) | Tower crane with wind-shielding function | |
| CN105293299B (en) | Windproof derrick crane for building | |
| CN105293316B (en) | A kind of windproof tower crane | |
| CN205527438U (en) | Portable transformer hoist device | |
| CN105293303B (en) | A kind of windproof derrick crane for building | |
| CN105293310B (en) | A kind of tower crane with windproof structure | |
| CN105293312B (en) | A kind of derrick crane | |
| CN211920706U (en) | Curtain wall movable type unit body hoisting equipment | |
| CN105293300B (en) | Can be with the tower crane of fast assembling-disassembling balancing weight | |
| CN105293321B (en) | Derrick crane | |
| CN2921182Y (en) | Improved concrete support concreting machine | |
| CN105155506B (en) | Dynamic compaction machine and dynamic compaction method | |
| CN108657968A (en) | One kind prevents steel cable from falling off telescopic crane | |
| CN201731451U (en) | Lamp panel mounting device of high-pole lamp | |
| CN2487720Y (en) | Lift tower crane | |
| CN105565190B (en) | A kind of derrick crane | |
| CN104961040B (en) | Liquid aluminum transfer device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191025 Address after: 314511 room 1-402, building 647, Shiji Avenue, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Jiaxing Juteng Information Technology Co., Ltd. Address before: 315202 West Village, Jiulong Town, Zhenhai District, Zhejiang, Ningbo Patentee before: ZHENHAI CONSTRUCTION GROUP CO., LTD. |