CN208561516U - Bridge construction boom hoisting - Google Patents

Abstract

The utility model discloses a kind of bridge construction boom hoistings, including pedestal and the hoist engine being set on the base, wirerope is provided in hoist engine, it further include pulley adjustment device, it includes U-shaped wheel carrier and pulley that pulley, which adjusts device, pulley is rotatably arranged between two ends of U-shaped wheel carrier, mast-up is fixed on the outside of the middle part of U-shaped wheel carrier, hole for hoist is provided on mast-up, gap of the described wirerope one end across U-shaped wheel carrier and pulley, and steel cord ends are connected with hoisting fixture, the hoisting fixture includes hoist block and the lifting bar assembly for being hinged on hoist block two sides, lifting by crane bar assembly includes short rod, long draw and clamping plate, short rod one end is hinged in hoist block, the other end is hinged with long draw, it is hinged in the middle part of two root long pull rods, the Boards wall is in the lower part of long draw.The utility model is applicable to the lifting operation of different height and different terrain.

Description

Bridge construction boom hoisting

Technical field

The utility model relates to equipment for bridge construction technical fields, and in particular to a kind of bridge construction boom hoisting.

Background technique

In bridge construction operation, it is often necessary to which, from lower toward eminence lifting device or material, the mode of lifting mainly has It is several, first is that worker aloft uses haul line, small instruments and tools or material are pull towards eminence, the defect of this mode is cannot to hang Fill medium-sized or heavier tool or material；Second is that lift tool or material to eminence with crane or large-scale lifting appliance, this The cost is higher for kind mode, and it also requires vacating the place of lifting appliance operation；Third is that hanging device is aloft placed, it will The tool or material of lower, which are hung, is pulled to eminence, and the defect of this mode is to need that hanging device is transported to eminence in advance, cannot Suitable for highly higher or relatively narrow landform place, it is therefore desirable to design a kind of boom hoisting for meeting most of occasions.

Summary of the invention

The purpose of this utility model is to provide a kind of bridge construction boom hoisting, which is applicable to different height And the lifting operation of different terrain.

The purpose of this utility model is achieved through the following technical solutions: bridge construction boom hoisting, including pedestal And the hoist engine being set on the base, wirerope is provided in hoist engine, further includes pulley adjustment device, and pulley adjusts device Including U-shaped wheel carrier and pulley, pulley is rotatably arranged between two ends of U-shaped wheel carrier, solid on the outside of the middle part of U-shaped wheel carrier Surely there is mast-up, be provided with hole for hoist on mast-up, gap of the described wirerope one end across U-shaped wheel carrier and pulley, and Steel cord ends are connected with hoisting fixture, and the hoisting fixture includes hoist block and the lifting boom group for being hinged on hoist block two sides Part, lifting bar assembly includes short rod, long draw and clamping plate, and short rod one end is hinged in hoist block, the other end and long draw Hingedly, it is hinged in the middle part of two root long pull rods, the Boards wall is provided with more in the lower part of long draw, the pedestal lower part A supporting leg, supporting leg bottom are provided with action roller component.

Further, the action roller component includes U-shaped inserted block, the axis of rolling and the rolling for being mounted on axis of rolling both ends Wheel, the two sides of supporting leg bottom are provided with transverse groove, and the both ends activity of U-shaped inserted block is plugged in two groups of transverse grooves, the branch The bottom of support leg is provided with vertical strip through-hole, and strip through-hole one end is located at the top of transverse groove, and the other end is located at laterally The lower section of slot, the axis of rolling are movably arranged in strip through-hole.

Further, multiple suspension grooves are additionally provided on the mast-up.

Further, the shell side of the hoist engine is provided with hinged protection cap, is provided at the top of protection cap female trivial Ring, the case top of the hoist engine, which is provided with, passes through lockset with sub- circlet with the matched sub- circlet of female circlet, mother's circlet Connection.

Further, it is provided at the top of the protection cap for the nock by wirerope.

The utility model has the beneficial effect that

1, by advance by pulley adjust device drawing be hung to eminence and stablize it is fixed after, can will using hoist engine and pulley The tool or material of lower are lifted to eminence；

2, by setting hoisting fixture, rising can be lifted by crane using the gravity of object, so as to clamp work of different shapes Tool or material；

3, by setting action roller component, pedestal selection switching can be made mobile or fixed, functional diversities；

4, hinged protection cap is provided with by the shell side in hoist engine, can be played when hoist engine stops working antitheft The effect of protection.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model in the base；

Fig. 3 is enlarged diagram at the A of Fig. 2；

Fig. 4 is the structural schematic diagram that the utility model middle pulley adjusts device.

Marked in the figure: 1- pedestal；2- supporting leg；3- action roller component；4- hoist engine；5- protection cap；Mother's 6- circlet；7- Wirerope；8- pulley adjusts device；9- hoist block；10- short rod；11- long draw；12- clamping plate；31-U type inserted block；32- is lateral Slot；33- strip through-hole；34- idler wheel；41- driving motor；51- nock；81-U type wheel carrier；82- pulley；83- mast-up；84- is hung Fill hole；85- suspension groove.

Specific embodiment

As shown in Figure 1 to 4, bridge construction boom hoisting provided in this embodiment includes pedestal 1, pulley adjustment device 8 and the hoist engine 4 that is arranged on pedestal 1,1 lower part of pedestal be provided with multiple supporting legs 2,2 bottom of supporting leg is provided with Action roller component 3, action roller component 3 include U-shaped inserted block 31, the axis of rolling and the idler wheel 34 for being mounted on axis of rolling both ends, The two sides of 2 bottom of supporting leg are provided with transverse groove 32, and the both ends activity of U-shaped inserted block 31 is plugged in two groups of transverse grooves 32, branch The bottom of support leg 2 is provided with vertical strip through-hole 33, and the upper end of strip through-hole 33 is located at the top of transverse groove 32, and lower end is located at The lower section of transverse groove 32, the axis of rolling are movably arranged in strip through-hole 33, and the length of the axis of rolling and strip through-hole 33 Deep equality.By moving up or move down idler wheel 34, the axis of rolling is made to be located at the upper end or lower end of strip through-hole 33, then by U-shaped inserted block 31 are plugged in transverse groove 32, and can limit the axis of rolling fixes it, so as to make pedestal 1 realize mobile or fixed function.

Described 4 one end of hoist engine is provided with driving motor 41, and wirerope 7, and the shell of hoist engine 4 are provided in hoist engine 4 The protection cap 5 of handover is provided on front side of body, bottom and 4 housing bottom of hoist engine of protection cap 5 pass through pin or axis is hinged, protection cap 5 Top be provided with female circlet 6, the case top of the hoist engine 4 is provided with the matched sub- circlet of female circlet 6, mother's circlet 6 are connect with sub- circlet by lockset, and certain anti-theft protection can be played.The inside top of the protection cap 5 is additionally provided with use In the nock 51 for passing through steel wire 7.

The pulley adjustment device 8 includes U-shaped wheel carrier 81 and pulley 82, is provided with pulley spindle, pulley spindle in the middle part of pulley 82 It is rotatably engaged between two ends of U-shaped wheel carrier 81, and the both ends of pulley spindle are fixed with end cap, end cap can anti-limited slip wheel Axis is detached from from U-shaped wheel carrier 81；Mast-up 83, the middle part setting of mast-up 83 are fixed on the outside of the middle part of the U-shaped wheel carrier 81 There is hole for hoist 84, and the both ends of mast-up 83 are provided with suspension groove 85.Described 7 one end of wirerope passes through U-shaped wheel carrier 81 and slides Gap between wheel 82, and the traversing through end of wirerope 7 is connected with hoisting fixture.

The hoisting fixture includes hoist block 9 and the lifting bar assembly for being hinged on 9 two sides of hoist block, lifts by crane bar assembly packet Short rod 10, long draw 11 and clamping plate 12 are included, one end of two short rods 10 is respectively hinged at the two sides of hoist block 9, short rod 10 other end and long draw 11 is hinged, and the middle part of two root long pull rods 11 is hinged, and long draw 11 is curved bar, and middle part has Dog-ear, the range of dog-ear are 120~150 °, and the portion integral of long draw 11 forms stiffening plate, and the clamping plate 12 is fixedly welded The inside of the inside of stiffening plate, and clamping plate 12 is provided with abrasive rubber layer.By the way that tool or material are placed on two clamping plates Between 12, rising can be lifted by crane using the gravity of object.

The course of work of the utility model is: U-shaped wheel carrier 81 is aloft pulled up to designated place by operating personnel, promotion Meanwhile starting driving motor 41, and wirerope 7 is released, guarantees that U-shaped wheel carrier 81 can be smoothly pulled up to eminence by operating personnel, it is U-shaped Wheel carrier 81 is fixed or is suspended on some bracket after drawing high, and after fixing-stable, tool or material are placed two pieces of folders Between plate 12, wirerope 7 is wound, tool or material can be pulled up to eminence.

The above is only the utility model preferred embodiment, but the protection scope of the utility model is not limited to This, any transformation carried out based on technical solution provided by the utility model and inventive concept and replacement should all be covered in this reality With in novel protection scope.

Claims (5)

1. bridge construction boom hoisting is provided with steel wire in hoist engine including pedestal and the hoist engine being set on the base Rope, it is characterised in that: further include pulley adjustment device, it includes U-shaped wheel carrier and pulley that pulley, which adjusts device, and pulley is rotationally set It sets between two ends of U-shaped wheel carrier, is fixed with mast-up on the outside of the middle part of U-shaped wheel carrier, is provided with hole for hoist on mast-up, Gap of the described wirerope one end across U-shaped wheel carrier and pulley, and steel cord ends are connected with hoisting fixture, the lifting Fixture includes hoist block and the lifting bar assembly for being hinged on hoist block two sides, lifting bar assembly include short rod, long draw and Clamping plate, short rod one end are hinged in hoist block, and the other end is hinged with long draw, are hinged in the middle part of two root long pull rods, institute Boards wall is stated in the lower part of long draw, the pedestal lower part is provided with multiple supporting legs, and supporting leg bottom is provided with movable rolling Wheel assembly.

2. bridge construction boom hoisting according to claim 1, it is characterised in that: the action roller component includes U Type inserted block, the axis of rolling and the idler wheel for being mounted on axis of rolling both ends, the two sides of supporting leg bottom are provided with transverse groove, U-shaped to insert The both ends activity of block is plugged in two groups of transverse grooves, and the bottom of the supporting leg is provided with vertical strip through-hole, and bar shaped is logical Hole one end is located at the top of transverse groove, and the other end is located at the lower section of transverse groove, and the axis of rolling is movably arranged in strip through-hole.

3. bridge construction boom hoisting according to claim 1, it is characterised in that: be additionally provided on the mast-up more A suspension groove.

4. bridge construction boom hoisting according to claim 1, it is characterised in that: open the shell side of the hoist engine There is hinged protection cap, female circlet is provided at the top of protection cap, the case top of the hoist engine is provided with and female circlet The sub- circlet matched, mother's circlet are connect with sub- circlet by lockset.

5. bridge construction boom hoisting according to claim 4, it is characterised in that: setting is useful at the top of the protection cap In the nock by wirerope.