CN205892579U - Fast set up tower crane's counter weight mechanism - Google Patents
Fast set up tower crane's counter weight mechanism Download PDFInfo
- Publication number
- CN205892579U CN205892579U CN201620704768.1U CN201620704768U CN205892579U CN 205892579 U CN205892579 U CN 205892579U CN 201620704768 U CN201620704768 U CN 201620704768U CN 205892579 U CN205892579 U CN 205892579U
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- counterweight
- tower crane
- crane
- fast erecting
- counter weight
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Abstract
The utility model discloses a fast set up tower crane's counter weight mechanism, including counter weight (9), install at the rear portion of revolving stage (2) counter weight (9), and counter weight (9) are including entity counter weight (91) and water tank counterweight (92), entity counter weight (91) set up as that two, bilateral symmetry install on revolving stage (2), install in entity counter weight (91) water tank counterweight (92), and water tank counterweight (92) upper portion is equipped with the water filling port, the lower part is equipped with the discharge outlet that has the stop valve. This fast set up tower crane's counter weight mechanism can prevent in fast set up traveling tower crane deployment process that center gravity shifting from taking place to tumble, and does not need additionally to use the crane to install and dismantle, can realize improving the fast set up tower crane who lifts by crane work efficiency, increasing lifting scope, the crowded occasion of specially adapted low -layer buildings building or place simultaneously.
Description
Technical field
The utility model is related to a kind of column crane counterweight mechanism, specifically a kind of can fast erecting movable type tower
The balance weight mechanism of crane, belongs to hoisting machinery equipment technology field.
Background technology
Derrick crane abbreviation tower crane, also known as tower crane, is the revolving crane that swing arm is contained in towering tower body top, tower
Heavy-duty machine working space is big, is mainly used in the installation of vertically and horizontally conveying and the building element of material in housing construction.
The derrick crane majority that China's building trade is used at present is that on top slewing, lifting guide support adding connects high fixation
Formula structure, realizes the revolution of crane arm and counter-jib by being arranged on the turntable of tower body upper end, by jacking tower body and add base
Plinth section is realized raising step by step, and this traditional derrick crane is applied to heavy construction or skyscraper, exists for construction floor height
The some crowded occasion that the lower building of 20 to 40m is built or Adjacent Buildings are more, according to this traditional tower lifting
Machine is not only wasted one's talent on a petty job, cost increases, and applies and often seem clumsy, there is erection and removes inconvenience, delays architectural engineering
The defect such as construction period；According to crane truck, then not only energy resource consumption is big, high cost, and its lifting altitude is often not
Enough.
Turn in consideration of it, having turntable in prior art and being arranged on tower body lower end, tower body and foldable being arranged on of crane arm
Lower rotary structure, straighforward operation lifting on platform and luffing and revolution can type fast erecting tower crane, this existing
The balance weight mechanism of type fast erecting tower crane can be usually fixed and be arranged on turntable, cause fully deployed after can be quick
Set up limited by hoisting weight and the lifting position of derrick crane, and then so that slinging work efficiency and hoisting heavy job area is subject to
Limit；And balance weight mechanism is all the entity counterweight using fixed weight, this entity counterweight installation and removal are more difficult, generally need volume
Fit on completes to install and dismounting using truck crane, and operation is more complicated, efficiency of construction is relatively low.
Content of the invention
For the problems referred to above, the utility model provides a kind of balance weight mechanism of type fast erecting tower crane, can be fast
Speed sets up during traveling tower crane launches prevents centre-of gravity shift from tumbling, and does not need additionally to lift up into using automobile
Row is installed and dismounting, is capable of improving slinging work efficiency simultaneously, increases lifting operation scope, is particularly well-suited to lower building
Building or the type fast erecting tower crane of the crowded occasion in place.
For achieving the above object, the balance weight mechanism of this type fast erecting tower crane includes counterweight, and counterweight is arranged on turntable
Rear portion, including entity counterweight and water tank ballast；
Described entity counterweight is set to two pieces, is left and right symmetrically arranged on turntable；
Described water tank ballast is arranged in entity counterweight, and water tank ballast top is provided with water filling port, bottom is provided with to carry and cuts
The only dewatering outlet of valve.
As further improvement of the utility model scheme, carriage is passed through to guide in front and back in described entity counterweight bottom
It is arranged on turntable with elastic device, elastic device is arranged on turntable, guide the telescopic end of carriage in front and back
It is connected with entity counterweight, elastic device is electrically connected with the controller of the electric control gear of type fast erecting tower crane, quickly
The electric control gear setting up derrick crane also includes counterweight luffing control loop.
As further improvement of the utility model scheme, drawn in the telescopic outrigger of type fast erecting tower crane interior
Portion or footing bottom surface are provided with pressure sensor, the controller of the electric control gear of pressure sensor and type fast erecting tower crane
Electrical connection, the electric control gear of type fast erecting tower crane also includes pressure of support leg backfeed loop and security control protective loop.
As further improvement of the utility model scheme, described water tank ballast is multiple separate water interconnecting
The Split type structure of case, the upper and lower end face of multiple split water tanks is additionally provided with the connecting tube arranging in correspondence with each other and connector, connects
Pipe or connector position are provided with sealing mechanism.
As further improvement of the utility model scheme, the balance weight mechanism of this type fast erecting tower crane also includes noting
Water installations, water filling device includes the water injecting pipeline being connected with water injecting pump, and water injecting pump is electrically connected with the controller of electric control gear, quickly
The electric control gear setting up derrick crane also includes water filling control loop.
Compared with prior art, the balance weight mechanism of this type fast erecting tower crane includes entity counterweight and water due to counterweight
Case counterweight, water tank ballast is arranged in entity counterweight, and entity counterweight is fixedly mounted on turntable all the time, and therefore entity counterweight is permissible
Make this fast erecting traveling tower crane prevent centre-of gravity shift from tumbling during launching, and the water tank ballast of zero load is more
Easy to installation and removal it is not necessary to extra installed using truck crane and dismantled；Because entity counterweight bottom is passed through to lead in front and back
It is arranged on turntable to carriage and elastic device, therefore pass through to control the flexible of elastic device can realize joining
Reformation body guides the luffing action moving forward and backward, realizing counterweight on carriage in front and back, and then realizes increasing slinging work effect
Rate and hoisting heavy job area, are particularly well-suited to the tower lifting of fast erecting of lower building building or the crowded occasion in place
Machine.
Brief description
Fig. 1 is structural representation during type fast erecting tower crane its fully unfolded position；
Fig. 2 is structural representation during the partially unfolded state of type fast erecting tower crane；
Fig. 3 is structural representation during type fast erecting tower crane completely folded state；
Fig. 4 is the connection of tower body linkage and tower body apparatus for turning during type fast erecting tower crane its fully unfolded position
Schematic diagram；
Fig. 5 is the structural representation of type fast erecting tower crane crane arm apparatus for turning.
In figure: 1, base, 2, turntable, 3, lower tower body, 4, upper tower body, 41, lifting sub-arm, 5, tower body linkage, 51,
Lower tower body connecting rod, 52, upper tower body connecting rod, 53, tower body rod hinge connection axle, 6, tower body apparatus for turning, 61, bottom hinge joint chair, 62, support
Long connecting rod, 63, tower body turnover hydraulic cylinder, 7, mast installation, 71, mast, 72, conductor rope support bar, 8, crane arm apparatus for turning,
81st, crane arm linkage, 811, front folding arm link, 812, rear fold arm link assembly, 82, crane arm turnover hydraulic cylinder,
9th, counterweight, 91, entity counterweight, 92, water tank ballast.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described further (after being set up with type fast erecting tower crane below
State description, described with the direction of stretching out of foldable hoisting arm after setting up for front).
As shown in Figure 1, Figure 2, Figure 3 shows, the balance weight mechanism of this type fast erecting tower crane includes counterweight 9, and counterweight 9 is arranged on
The rear portion of turntable 2, including entity counterweight 91 and water tank ballast 92.
Described entity counterweight 91 is set to two pieces, is left and right symmetrically arranged on turntable 2.
Described water tank ballast 92 is arranged in entity counterweight 91, and water tank ballast 92 top is provided with water filling port, bottom is provided with
Dewatering outlet with stop valve.
Type fast erecting tower crane in the transition state of folding completely, as shown in figure 3, tower body, foldable hoisting arm and
Mast is all the level of state, and tower body turnover hydraulic cylinder 63 is in the state of being entirely retracted to, and crane arm turnover hydraulic cylinder 82 is in completely
Stretch out state, front folding arm, afterwards fold arm, upper tower body 4 successively folding storage on lower tower body 3, now turntable 2 rear end, Xia Ta
Dismountable wheel group on body 3 is installed and supported base 1 makes whole machine vacantly be easy to transition；Transition is to operating position, first
Releasing can draw telescopic outrigger in, and then operation can draw telescopic outrigger in makes it stretch out and consolidate to be supported in ground, will be dismountable
Wheel group can carry out after removing launching operation.
Launch during operation, to first pass through the piston end retraction that control valve group controls crane arm turnover hydraulic cylinder 82, as shown in figure 5,
Fold arm link assembly 812 triangle mechanism entirety after driving during retraction around the rotation of middle pin joint, fold arm simultaneously afterwards
The upper link point of link assembly 812 drives the front arm link 811 that folds to pull the front arm that folds to fold arm and the rear hinge folding arm along front
Contact rotates turnover and opens, and current folding arm and rear folding between arm are in control crane arm turnover hydraulic pressure after the sharp angle setting
The piston end of cylinder 82 suspends retraction；Then control tower body to turn down hydraulic cylinder 63 by control valve group to stretch out, tower body during stretching out
The piston end of turnover hydraulic cylinder 63 promotes tower body rod hinge connection axle 53 to drive on lower tower body connecting rod 51 and upper tower body connecting rod 52 top pressure
Tower body 4, tower body 4 is made to rout up along the hinged central rotation of upper tower body 4 and lower tower body 3, as shown in Fig. 2 turning down liquid with tower body
The continuing of cylinder pressure 63 stretches out, and under the supporting role of conductor rope support bar 72 and mast, haulage cable is gradually exceptionally straight, auxiliary is led
Leave behind tower body 3, by supporting long connecting rod 62, support between the supreme tower body 4 of long connecting rod 62 upper link point and the pin joint of lower tower body 3
On one section, the virtual link between tower body 4, lower tower body 3, the lower link point of lower tower body 3 and support long connecting rod 62 lower link point is common
The quadric chain of composition turns down in tower body and gradually deforms under the traction of hydraulic cylinder 63, when support long connecting rod 62 upper link point
One section between the interface point of supreme tower body 4 and lower tower body 3 upper tower body 4 is supreme along the pin joint rotation of upper tower body 4 and lower tower body 3
The lower surface of tower body 4 fit with the upper surface of lower tower body 3 merging phase when, as shown in figure 4, quadric chain is deformed in straight
Three bar linkage structures of angle triangular structure, lower tower body 3 gradually overturns in vertical state by horizontality and upper tower body 4 also turns over
Transmit vertical state；While tower body upset, after under the supporting role of conductor rope support bar 72 and mast, haulage cable is exceptionally straight
After tractive fold arm make after fold arm drive before fold arm integrally turn down expansion, when tower body upset in vertical state when after fold arm
Then synchronously complete turnover to be the level of state, after can realizing by the length adjusting tractive steel wire rope between mast and rear folding arm
Fold its front end after arm completes turnover slightly to tilt upwards, the rear folding arm of tilting not only can obtain more preferable load situation,
And after can preventing amplitude variation trolley from skidding off, fold arm when folding storage turns down；Crane arm is controlled to turn over finally by control valve group
The piston end of folding hydraulic cylinder 82 continues retraction makes the front arm that folds continue turnover along the front arm that folds with the rear pin joint rotation folding arm
Open, until the front rear end face folding arm is docked with the rear front end face folding arm and completes to fold the fully deployed of arm；Fast erecting
After derrick crane is fully deployed, unloaded water tank ballast 92 is arranged on the rear portion of turntable 2 and carries out water filling, after completing water filling
The lifting lifting can be turned round by remote control control turntable 2, lifted by crane winding plant drive suspension hook group, luffing device drive luffing
Dolly moves forward and backward luffing.
When carrying out storage folding transition after completing work, first water tank ballast 92 is discharged water and is dismantled water tank ballast 92,
Then the above-mentioned deployment step of reverse operating completes to fold, and retraction after finally installing dismountable wheel group can draw telescopic outrigger in
And draw in and can carry out transition.
In order to realize increasing slinging work efficiency and hoisting heavy job area, as further improvement of the utility model
Scheme, described entity counterweight 91 bottom is arranged on turntable 2 by guiding carriage and elastic device in front and back, in front and back
Retractor device is arranged on turntable 2, in front and back guiding carriage telescopic end be connected with entity counterweight 91, elastic device and
The controller electrical connection of the electric control gear of type fast erecting tower crane, the electric control gear of type fast erecting tower crane also includes
Counterweight luffing control loop, counterweight luffing control loop is passed through to control the flexible of elastic device can realize counterweight 9 entirety
Guide in front and back movable on carriage, and then realize the luffing action of counterweight 9.
The luffing movement of the weight of lifting Different Weight or amplitude variation trolley all can cause multiple telescopic outriggers that draw in bear
Pressure different, therefore in order to realize counterweight 9 according to hoisting heavy or amplitude variation trolley luffing movement can luffing automatically, as
The further improvement project of utility model, the described inside of drawn in telescopic outrigger or footing bottom surface are provided with pressure sensing
Device, pressure sensor is electrically connected with the controller of the electric control gear of type fast erecting tower crane, type fast erecting tower crane
Electric control gear also include pressure of support leg backfeed loop and security control protective loop, pressure feed back loop can draw flexible in
The pressure bearing on leg is converted to electric signal by pressure sensor and feeds back to controller, and pressure sensor is fed back by controller
Pressure value passes through the luffing that counterweight luffing control loop controls counterweight 9, when counterweight 9 after being compared with the pressure value setting
The security control when pressure value of pressure sensor feedback arrives again at the pressure value of setting after reaching luffing extreme position is protected
Shield loop works make luffing elevator power-off quit work；, when amplitude variation trolley hangs taking positioned at anterior drawn in telescopic outrigger as a example
The pressure then bearing when weight moves forward positioned at anterior drawn in telescopic outrigger can be gradually increased, when pressure sensor is anti-
The pressure value of feedback reaches time-limit controller on the pressure value setting and controls counterweight 9 to be moved back by by counterweight luffing control loop
Dynamic luffing, controls stopping counterweight 9 when the pressure value of pressure sensor feedback reaches time-limit controller under the pressure value setting
Be moved rearwards by, when pressure sensor feedback pressure value arrive again at setting pressure value upper and lower bound when counterweight 9 again
The secondary luffing that is moved rearwards by moves with stopping, by that analogy, until when pressure sensor feeds back after counterweight 9 arrival luffing extreme position
Pressure value arrive again at setting pressure value when security control protective loop work so that luffing elevator power-off is quit work,
Amplitude variation trolley cannot be further continued for moving forward, and then realizes preventing from tumbling.
Because the mobility of liquid causes the water in turntable 2 water tank ballast 92 in rotary course can rock, therefore water tank
Counterweight 92 needs to fill water is rocked with mitigating, and the volume filling the water tank ballast 92 of water is certain value, for the ease of according to reality
Border situation adjustable weight, as further improvement of the utility model scheme, described water tank ballast 92 is multiple can be mutually connected
The Split type structure of the split water tank connecing, the upper and lower end face of multiple split water tanks is additionally provided with the connecting tube arranging in correspondence with each other and company
Interface, connecting tube or connector position are provided with sealing mechanism, and multiple split water tanks are sealed to each other when connecting to be connected to ensure not leak
Water.
In order to realize to water tank ballast 92 fast water injection, as further improvement of the utility model scheme, this quick frame
If the balance weight mechanism of derrick crane also includes water filling device, water filling device includes the water injecting pipeline being connected with water injecting pump, water filling
Pump is electrically connected with the controller of the electric control gear of type fast erecting tower crane, and the electric control gear of type fast erecting tower crane is also
Including water filling control loop；During water filling by water injecting pump insert construction site cistern, by water injecting pipeline insert water tank ballast 92
Water filling port after start water injecting pump.
The balance weight mechanism of this type fast erecting tower crane includes entity counterweight 91 and water tank ballast 92, water due to counterweight 9
Case counterweight 92 is arranged in entity counterweight 91, and entity counterweight 91 is fixedly mounted on turntable 2 all the time, and therefore entity counterweight 91 is permissible
This fast erecting traveling tower crane is made to prevent centre-of gravity shift from tumbling during launching, and the water tank ballast 92 of zero load
It is more easily installed and dismantles it is not necessary to extra installed using truck crane and dismantle；Because entity counterweight 91 bottom is by front
Guiding carriage and elastic device are arranged on turntable 2 afterwards, therefore pass through to control the flexible permissible of elastic device
Realize counterweight 9 entirety and guide the luffing action moving forward and backward, realizing counterweight 9 on carriage in front and back, and then realize increasing
Hang operating efficiency and hoisting heavy job area, be particularly well-suited to the fast erecting tower of lower building building or the crowded occasion in place
Formula crane.
Claims (5)
1. a kind of balance weight mechanism of type fast erecting tower crane, including counterweight (9), after counterweight (9) is arranged on turntable (2)
Portion it is characterised in that
Described counterweight (9) includes entity counterweight (91) and water tank ballast (92)；
Described entity counterweight (91) is set to two pieces, is left and right symmetrically arranged on turntable (2)；
Described water tank ballast (92) is arranged in entity counterweight (91), and water tank ballast (92) top is provided with water filling port, bottom sets
There is the dewatering outlet with stop valve.
2. the balance weight mechanism of type fast erecting tower crane according to claim 1 is it is characterised in that described entity is joined
Weight (91) bottom is arranged on turntable (2) by guiding carriage and elastic device in front and back, and elastic device is installed
On turntable (2), the telescopic end of guiding carriage is connected with entity counterweight (91) in front and back, elastic device and fast erecting
The controller electrical connection of the electric control gear of derrick crane, the electric control gear of type fast erecting tower crane also includes counterweight luffing
Control loop.
3. the balance weight mechanism of type fast erecting tower crane according to claim 2 is it is characterised in that fast erecting is tower
The inside of drawn in the telescopic outrigger of crane or footing bottom surface are provided with pressure sensor, pressure sensor and fast erecting tower
The controller electrical connection of the electric control gear of formula crane, it is anti-that the electric control gear of type fast erecting tower crane also includes pressure of support leg
It is fed back to road and security control protective loop.
4. the balance weight mechanism of the type fast erecting tower crane according to claim 1 or 2 or 3 is it is characterised in that described
Water tank ballast (92) is the Split type structure of multiple split water tanks interconnecting, and the upper and lower end face of multiple split water tanks also sets
The connecting tube arranging in correspondence with each other and connector, connecting tube or connector position is had to be provided with sealing mechanism.
5. the balance weight mechanism of the type fast erecting tower crane according to claim 1 or 2 or 3 is it is characterised in that this is quick
The balance weight mechanism setting up derrick crane also includes water filling device, and water filling device includes the water injecting pipeline being connected with water injecting pump, note
Water pump is electrically connected with the controller of electric control gear, and the electric control gear of type fast erecting tower crane also includes water filling control loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704768.1U CN205892579U (en) | 2016-07-06 | 2016-07-06 | Fast set up tower crane's counter weight mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704768.1U CN205892579U (en) | 2016-07-06 | 2016-07-06 | Fast set up tower crane's counter weight mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205892579U true CN205892579U (en) | 2017-01-18 |
Family
ID=57771007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620704768.1U Expired - Fee Related CN205892579U (en) | 2016-07-06 | 2016-07-06 | Fast set up tower crane's counter weight mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205892579U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196238A (en) * | 2017-06-16 | 2017-09-22 | 徐州市久发工程机械有限责任公司 | A kind of portable stringing machine of fast erecting |
| CN107727339A (en) * | 2017-06-01 | 2018-02-23 | 阳洋 | A kind of detection means of the bridge damnification diagnostic method based on Vehicle-Bridge Coupling System |
| CN108383018A (en) * | 2018-04-01 | 2018-08-10 | 江苏宏昌天马物流装备有限公司 | A kind of arm-folding crane Weighting system and its control method |
-
2016
- 2016-07-06 CN CN201620704768.1U patent/CN205892579U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727339A (en) * | 2017-06-01 | 2018-02-23 | 阳洋 | A kind of detection means of the bridge damnification diagnostic method based on Vehicle-Bridge Coupling System |
| CN107196238A (en) * | 2017-06-16 | 2017-09-22 | 徐州市久发工程机械有限责任公司 | A kind of portable stringing machine of fast erecting |
| CN107196238B (en) * | 2017-06-16 | 2018-12-04 | 徐州市久发工程机械有限责任公司 | A kind of fast erecting movable type stringing machine |
| CN108383018A (en) * | 2018-04-01 | 2018-08-10 | 江苏宏昌天马物流装备有限公司 | A kind of arm-folding crane Weighting system and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20210706 |