CN207844977U - A kind of Wharf Construction concrete prefabricated element boom hoisting - Google Patents
A kind of Wharf Construction concrete prefabricated element boom hoisting Download PDFInfo
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- CN207844977U CN207844977U CN201820192576.6U CN201820192576U CN207844977U CN 207844977 U CN207844977 U CN 207844977U CN 201820192576 U CN201820192576 U CN 201820192576U CN 207844977 U CN207844977 U CN 207844977U
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- pulley
- lifting
- fixed pulley
- movable pulley
- concrete prefabricated
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Abstract
The utility model discloses a kind of Wharf Construction concrete prefabricated element boom hoistings, including derricking gear and the lifting hydraulic strut being vertically arranged, derricking gear includes lifting pulley group and the hoisting board that is obliquely installed, the top of lifting hydraulic strut is located at hoisting board central lower surface, hoisting board lower end is equipped with lifting reel, it lifts by crane reel and is equipped with haulage cable, haulage cable one end is connect along hoisting board upper surface with lifting pulley group；Lifting pulley group includes fixed pulley body and movable pulley body, fixed pulley body is located at the top of movable pulley body, fixed pulley body includes upper fixed pulley and lower fixed pulley, upper fixed pulley is located at the top of lower fixed pulley, and movable pulley body includes upper movable pulley and lower movable pulley, and upper movable pulley is located at the top of lower movable pulley, haulage cable one end is connect with upper fixed pulley, the lower end of lower movable pulley has been equipped with hanging hook, simple in structure, easy to operate, can realize the function of stablizing lifting concrete prefabricated element.
Description
Technical field
The utility model is related to technical field of building construction, specially a kind of Wharf Construction is lifted by crane with concrete prefabricated element
Device.
Background technology
The boom hoisting for being presently used for construction is all that suspension hook or tongs are mounted directly on power-equipment mostly,
But suspension hook and tongs cannot be satisfied the slinging work of large-sized concrete prefabricated components, when being lifted by crane using traditional steel wire,
If encountered, sling height is excessively high, can cause the unbalance stress of steel wire rope, has larger security risk, moreover, concrete is pre-
The weight of component processed is usually heavier, and during lifting, the driving force of required power-equipment is larger, the work that steel wire rope is carried
It is firmly also very big, it be easy to cause steel rope abrasion fracture.
Invention content
In order to overcome the shortcomings of that prior art, the utility model provide a kind of Wharf Construction concrete prefabricated element
Boom hoisting, it is simple in structure, easy to operate, it can realize the function of stablizing lifting concrete prefabricated element, and can effectively solve
The problem of certainly background technology proposes.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of Wharf Construction concrete prefabricated element boom hoisting, including derricking gear and the lifting hydraulic pressure that is vertically arranged
Strut, the derricking gear include lifting pulley group and the hoisting board that is obliquely installed, and the lifting pulley group is arranged in hoisting board
Top, it is described lifting hydraulic strut top be arranged in hoisting board central lower surface, the hoisting board lower end is provided with lifting
Reel, is provided with haulage cable on the lifting reel, described haulage cable one end along hoisting board upper surface with
Lifting pulley group connects；
The lifting pulley group includes fixed pulley body and movable pulley body, and the fixed pulley body is arranged in the upper of movable pulley body
Side, fixed pulley body includes upper fixed pulley and lower fixed pulley, and the upper fixed pulley is arranged in the top of lower fixed pulley, the movable pulley
Body includes upper movable pulley and lower movable pulley, and the upper movable pulley is arranged in the top of lower movable pulley, haulage cable one end with it is upper
Fixed pulley connects, and the lower end of the lower movable pulley has been provided with hanging hook.
Further, the hoisting board upper surface is provided with grooving.
Further, the haulage cable uses the steel wire rope of surface contact structure, and the inside filling of haulage cable
There is plastic layer.
Further, the lower end of described hanging hook is provided with Load-bearing box, and the Load-bearing box by four lanyards and rises
Hang hook connects.
Further, the top of four lanyards is evenly distributed in same position, bottom end on Load-bearing box.
Further, the hoisting board lower surface is provided with reinforcing plate.
Compared with prior art, the utility model has the beneficial effects that：
The utility model is by being arranged lifting pulley group, on the one hand, can realize labour-saving function during lifting, subtract
Few activation force avoids so that the lifting process to weight is more reliable and more stable since weight is too heavy or sling height
It is too high, it is be easy to cause security risk, ensure that the security reliability lifted by crane to concrete prefabricated element；On the other hand, have and change
Become the function of force direction, demand can be lifted by crane according to practical, carry out the change in lifting direction.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the lifting pulley group structural schematic diagram of the utility model；
Fig. 3 is the haulage cable cross section structure schematic diagram of the utility model.
Figure label：
1- derricking gears；2- lifts by crane hydraulic strut；3- lifting pulley groups；4- hoisting boards；5- lifts by crane reel；6- draws steel
Cord；7- fixed pulley bodies；8- movable pulley bodies；The upper fixed pulleys of 9-；Fixed pulley under 10-；The upper movable pulleys of 11-；Movable pulley under 12-；13-
Play hanging hook；14- groovings；15- plastic layers；16- Load-bearing boxs；17- lanyards；18- reinforcing plates.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the utility model provides a kind of Wharf Construction concrete prefabricated element boom hoisting,
Including derricking gear 1 and the lifting hydraulic strut 2 being vertically arranged, the derricking gear 1 includes lifting pulley group 3 and is obliquely installed
Hoisting board 4, the lifting pulley group 3 is arranged on the top of hoisting board 4, and the top setting of the lifting hydraulic strut 2 is rising
Height of 4 top of hoisting board apart from ground is adjusted by the setting of lifting hydraulic strut 2 in 4 central lower surface of platform sling, to
It realizes the adjustable function of sling height, meets different lifting demands, 4 lower end of the hoisting board is provided with lifting reel 5, described
It is provided with haulage cable 6 on lifting reel 5,6 one end of the haulage cable is along 4 upper surface of hoisting board and lifting pulley
3 connection of group, by lift by crane reel 5 just around and back-roll so that haulage cable 6 drives lifting pulley group 3, realizes that take-up rises
The function of declining with unwrapping wire is hung, and then realizes the hoisting function of the Wharf Construction precast concrete boom hoisting；By rising
The setting of Hanging roller group 3 is, it can be achieved that during lifting, labour-saving effect reduces driving force, additionally it is possible to according to actual demand,
Change the direction of force effect, the setting of lifting pulley group 3 can be by haulage cable 6 in hoisting heavy, the active force that is carried
Disperseed, to realize that low-force can lift by crane heavier weight so that weight is more stablized during lifting, moreover, rising
The setting of Hanging roller group 3 so that the overall structure of the boom hoisting is more reliable and more stable, reduces during lifting, due to
It shakes, causes weight to fall, ensure that the security reliability in work progress.
The lifting pulley group 3 includes fixed pulley body 7 and movable pulley body 8, and the fixed pulley body 7 is arranged in movable pulley body 8
Top, fixed pulley body 7 includes upper fixed pulley 9 and lower fixed pulley 10, and the upper fixed pulley 9 is arranged in the upper of lower fixed pulley 10
Side, the movable pulley body 8 include upper movable pulley 11 and lower movable pulley 12, and the upper movable pulley 11 is arranged in the upper of lower movable pulley 12
Side, 6 one end of haulage cable are connect with upper fixed pulley 9, and the lower end of the lower movable pulley 12 has been provided with hanging hook 13, by leading
Draw the effect of steel wire rope 6 so that play hanging hook 13 and lift by crane concrete prefabricated element.
It further illustrates, haulage cable 6 is in hoisting heavy, the active force and fixed pulley and the movable pulley that are carried
Quantity it is related, usual movable pulley is equal with the quantity of fixed pulley, and the quantity of movable pulley and fixed pulley is more, more can will weight
The weight of object is disperseed so that haulage cable 6 carries active force and reduces, therefore, it can be achieved that stablizes hoisting function, haulage cable
6 number of share of stocks wound in lifting pulley group 3 be it is several, the active force that haulage cable 6 is carried be several points of weight weight it
One.
4 upper surface of the hoisting board is provided with grooving 14, the setting of grooving 14, for carrying haulage cable 6 so that lead
Draw the transmission operation in grooving 14 of steel wire rope 6, haulage cable 6 is avoided to be detached from 4 upper surface of hoisting board, affects normal lifting behaviour
Make.
The lower end of described hanging hook 13 is provided with Load-bearing box 16, and the Load-bearing box 16 passes through four lanyards 17 and lifting
13 connection of hook, in same position, bottom end is evenly distributed on Load-bearing box 16 on the top of four lanyards 17, Load-bearing box 16
Setting, on the one hand, convenient for placing wherein concrete prefabricated element, carry out hoisting construction；On the other hand, hoisting heavy is risen
The effect of support is arrived so that hoisting heavy is more stablized during lifting, reduces and shakes；The setting of lanyard 17, may make
It is more firm to the traction of Load-bearing box 16, to ensure the safety and stability of the Wharf Construction concrete prefabricated element boom hoisting
Property.
4 lower surface of the hoisting board is provided with reinforcing plate 18, the setting of reinforcing plate 18 so that the structure of hoisting board 4 is more
It is firm, since hoisting board 4 needs long-time stress, it is easy to happen the damage that fractures, if during lifting, hoisting board 4 occurs
Problem, it is also possible to serious safety accident can be caused, so, by the setting of reinforcing plate 18, the safety of hoisting board 4 can be improved
Property, the normal work property of hoisting board 4 is ensure that, moreover, also substantially prolonging the service life of hoisting board 4.
As shown in figure 3, steel wire rope of the haulage cable 6 using surface contact structure, and the inside of haulage cable 6 is filled out
Filled with plastic layer 15, the structure that can make haulage cable 6 using the steel wire rope of surface contact structure more closely enhances the traction
The intensity of steel wire rope 6 improves the contact situation of its inner wire and reduces inter deterioration, including ensure that haulage cable
It works in the case that portion's tension level is low so that flexible life increases；Moreover, using the steel wire rope of surface contact structure, table
Face smoother can make the contact surface bigger between haulage cable 6 and pulley, to reduce contact, reduce traction steel
Abrasion between cord 6 and pulley；The setting of plastic layer 15 can keep the integrality of 6 cross section of haulage cable, to improve
The crush resistance energy of haulage cable 6 so that the service life of the haulage cable 6 greatly prolongs, and ensure that traction steel wire
Security reliability of the rope 6 during lifting.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of Wharf Construction concrete prefabricated element boom hoisting, it is characterised in that：It sets including derricking gear (1) and vertically
The lifting hydraulic strut (2) set, the derricking gear (1) include lifting pulley group (3) and the hoisting board (4) being obliquely installed, institute
Lifting pulley group (3) setting is stated on the top of hoisting board (4), the top of the lifting hydraulic strut (2) is arranged in hoisting board (4)
Central lower surface, hoisting board (4) lower end are provided with lifting reel (5), traction are provided on the lifting reel (5)
Steel wire rope (6), described haulage cable (6) one end are connect along hoisting board (4) upper surface with lifting pulley group (3)；
The lifting pulley group (3) includes fixed pulley body (7) and movable pulley body (8), and the fixed pulley body (7) is arranged in movable pulley
The top of body (8), fixed pulley body (7) include upper fixed pulley (9) and lower fixed pulley (10), and the upper fixed pulley (9) is arranged under
The top of fixed pulley (10), the movable pulley body (8) include upper movable pulley (11) and lower movable pulley (12), the upper movable pulley
(11) it is arranged in the top of lower movable pulley (12), haulage cable (6) one end is connect with upper fixed pulley (9), the lower movable pulley
(12) lower end has been provided with hanging hook (13).
2. a kind of Wharf Construction concrete prefabricated element boom hoisting according to claim 1, it is characterised in that：It is described
Hoisting board (4) upper surface is provided with grooving (14).
3. a kind of Wharf Construction concrete prefabricated element boom hoisting according to claim 1, it is characterised in that：It is described
Haulage cable (6) uses the steel wire rope of surface contact structure, and the inside of haulage cable (6) is filled with plastic layer (15).
4. a kind of Wharf Construction concrete prefabricated element boom hoisting according to claim 1, it is characterised in that：It is described
The lower end for playing hanging hook (13) is provided with Load-bearing box (16), and the Load-bearing box (16) passes through four lanyards (17) and a hanging hook
(13) it connects.
5. a kind of Wharf Construction concrete prefabricated element boom hoisting according to claim 4, it is characterised in that：Four
In same position, bottom end is evenly distributed on Load-bearing box (16) on the top of the lanyard (17).
6. a kind of Wharf Construction concrete prefabricated element boom hoisting according to claim 1, it is characterised in that：It is described
Hoisting board (4) lower surface is provided with reinforcing plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192576.6U CN207844977U (en) | 2018-02-05 | 2018-02-05 | A kind of Wharf Construction concrete prefabricated element boom hoisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192576.6U CN207844977U (en) | 2018-02-05 | 2018-02-05 | A kind of Wharf Construction concrete prefabricated element boom hoisting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207844977U true CN207844977U (en) | 2018-09-11 |
Family
ID=63411060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820192576.6U Active CN207844977U (en) | 2018-02-05 | 2018-02-05 | A kind of Wharf Construction concrete prefabricated element boom hoisting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207844977U (en) |
-
2018
- 2018-02-05 CN CN201820192576.6U patent/CN207844977U/en active Active
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