CN207727561U - The lifting installation system of mini pile cages - Google Patents

Abstract

The utility model discloses a kind of mini pile cages to lift by crane installation system, it includes loop wheel machine, the suspender for lifting by crane main reinforcement and for the separator and clip by main reinforcement constriction at steel reinforcement cage, suspender includes a hoisting board, hoisting board center upper portion is provided with hanging hole, 3 lifting hole(eyelet)s are arranged in hoisting board lower part, each lifting hole(eyelet) is hung with a fixed pulley, each fixed pulley is hung with a steel wire rope, every steel wire rope both ends hang sleeve there are one being all connected with, suspension sleeve openings end is tapped with internal thread, and main reinforcement is removably threadedly connected to outstanding holding sleeve；Separator is made of several spokes extended from the outside isogonism radiation in center, clip is annular construction member, separator is located at the main reinforcement center vertically sling, main reinforcement is separated by spoke in different sector regions, it is fettered by clip outside main reinforcement and forms steel reinforcement cage, spoke extends outwardly through the reinforcing bar of constriction from center.The utility model may be implemented to make the function of side decentralization when lifting by crane steel reinforcement cage, and construction efficiency is high, is not influenced by place.

Description

The lifting installation system of mini pile cages

Technical field

The utility model is related to piling Technology field more particularly to mini piling Technology fields.

Background technology

Mini stake belongs to a kind of slip casting type miniature steel pipe pile.Mini pile driving construction is using mini stake drilling pile work method (Odex Method it) drills, soil layer or boulder layer is cut using beche and eccentric down-the-hole type drill hammer, it is synchronous permanent steel Casing is crept into together to basement rock.The outer diameter of permanent steel sleeve is Φ 273, thickness 10mm, and material rank, which is that S275 is solderable, takes over. After scarfing cinder for the first time and collection rock specimens, all drilling rods, beche and eccentric drill hammer (Odex) are extracted out and removed, then It uses one group of beche instead and 250 down-the-hole type drill hammers (Down-The-Hole) of Φ carries out embedding petrosa part drilling operating, embedding rock Diameter will not be less than Φ 250, and until reaching the socket length of design requirement, stake holes socket length is 4.1m, and rock is held Power layer is III level rock or more preferably ragstone.6 φ 40 are placed after borehole cleaning, the steel reinforcement cage that rank is A400, synchronous decentralization note Slurry pipe, and B50 non-shrinkage mud piles are perfused, 28 days compression strength is no less than 50MPa.Mini pile driving construction equipment is small, Flexibility is high, adapts to narrow construction area, has the characteristics that quick pile.

The construction method of ordinary pile foundation steel reinforcement cage has：(1) long according to stake, steel reinforcement cage is made section by section in steel bar meter field It finishes, pile foundation construction scene is transported to by transport vehicle, is then lifted by crane section by section by loop wheel machine, then docking is transferred until all steel reinforcement cages Segment decentralization finishes.Since mini pile cages main reinforcement spacing is smaller, the sleeve connection of steel reinforcement cage docking is relatively difficult, construction Efficiency is low.(2) long according to stake, first main reinforcement, all docking is completed, and then binds into steel reinforcement cage again, and fabrication of reinforcing cage finishes, and is turned It is transported to construction site, loop wheel machine is hung.Since part stake is grown in 60m or so, long steel reinforcement cage by place due to being limited nothing Method is transported and is directly lifted by crane, therefore this method cannot be satisfied the decentralization of long steel reinforcement cage, therefore also undesirable.

Utility model content

Utility model aims to solve ordinary pile foundation steel reinforcement cage installation methods not to be suitable for mini pile cages peace Load the problem of putting, provide it is a kind of efficiently, adapt to that various stakes are long and the mini pile cages lifting installation system of place limitation.

To achieve the goals above, the utility model uses following technical scheme：A kind of mini pile cages lifting peace Dress system comprising loop wheel machine, the suspender for lifting by crane main reinforcement and for the separator and clip by main reinforcement constriction at steel reinforcement cage,

The suspender includes a hoisting board, and hoisting board center upper portion is provided with hanging hole, and 3 lifting hole(eyelet)s are arranged in hoisting board lower part, often One lifting hole(eyelet) is hung with a fixed pulley, and each fixed pulley is hung with a steel wire rope, and every steel wire rope both ends are all connected with that there are one suspensions Sleeve, suspension sleeve openings end are tapped with internal thread, and main reinforcement is removably threadedly connected to outstanding holding sleeve；

The separator is made of several spokes extended from the outside isogonism radiation in center, and the clip is annular structure Part, separator are located at the main reinforcement center vertically sling, and main reinforcement is separated outside different sector region, main reinforcement by spoke by clip Constraint forms steel reinforcement cage, and spoke extends outwardly through the reinforcing bar of constriction from center.

Often it is separated by 2 meters of one set isolation devices of setting and clip along main reinforcement length direction.

The separator is welded by 20 reinforcing bars of Φ of 6 equal lengths according to M shape.

The loop wheel machine is 25t truck cranes.

The utility model, which has the special feature that, to be made while being lifted by crane to reinforcing bar scene, is transferred when making, and is constructed It is efficient, it is not influenced by place, while steel reinforcement cage decentralization verticality is high, lifting method is flexible, easy, safe operation, construction Significant effect.

Description of the drawings

Fig. 1 is suspender and loop wheel machine schematic diagram.

Fig. 2 is lifting main reinforcement schematic diagram.

Fig. 3 is that main reinforcement lifting prepares decentralization to the schematic diagram of steel reinforcement cage.

Fig. 4 is the schematic diagram that segment steel reinforcement cage decentralization is completed.

Fig. 5 is " rice " font separator schematic diagram.

Fig. 6 is main reinforcement docking schematic diagram.

Fig. 7 is steel reinforcement cage spreading and binding schematic diagram.

Wherein, 1 hoisting board of loop wheel machine, 2.1 fixed pulley, 2.2 steel wire rope 2.3 suspension sleeve, 2.4 reinforcing bar main reinforcement, 3 reinforcing wire The permanent steel sleeve of the mini stake of 4.2 separator of tooth 3.1 branch sleeve, 4.1 clip, 4.3 rod iron 4.4 4.5

Specific implementation mode

A kind of mini pile cages lifting installation system of the utility model is a kind of to play buttonhole selvage to muscle muscle side and make System comprising loop wheel machine 1, the suspender for lifting by crane main reinforcement and for the separator 4.3 and clip by main reinforcement constriction at steel reinforcement cage 4.2。

The suspender includes a hoisting board 2.1, and hoisting board center upper portion is provided with hanging hole, and 3 lifting hole(eyelet)s are arranged in hoisting board lower part, Each lifting hole(eyelet) is hung with a fixed pulley 2.2, and each fixed pulley is hung with a steel wire rope 2.3, and every steel wire rope both ends are respectively connected with One suspension sleeve 2.4, suspension sleeve openings end are tapped with internal thread, and main reinforcement is removably threadedly connected to suspension sleeve, specifically As shown in Figure 1.

The separator 4.3 is made of several spokes extended from the outside isogonism radiation in center, and the clip 4.2 is ring Shape component, separator are located at the main reinforcement center vertically sling, main reinforcement by spoke separate outside different sector region, main reinforcement by Clip fetters to form steel reinforcement cage, and spoke extends outwardly through the reinforcing bar of constriction from center.

Loop wheel machine 1 and suspender for lifting by crane main reinforcement.25 tons of truck cranes may be used in loop wheel machine.

Steps are as follows for the construction application of the utility model：

(1) according to the long determining reinforcing bar length of stake, it is divided into several segment groups, every group of 6 reinforcing bars, every steel in steel bar meter field Muscle both ends external threading, after steel bar meter, transport to construction site；Prepare loop wheel machine and suspender.

(2) according to reinforcing bar matching order, loop wheel machine is sling above lifting appliance moving to bottom cage group reinforcing bar, as shown in Fig. 2, by suspender On 6 suspension bush whorls be connected to the external screw thread of bottom cage group reinforcing bar, after connection, loop wheel machine is slowly hooked up bottom cage group steel Muscle is lifted to plumbness, is moved to above mini stake holes.

(3) as shown in figure 3, pulling reinforcing bar up and down so that the 6 foundation cage group reinforcing bar bottoms sling are concordant, close to reinforcing bar First separator is arranged in the position of bottom 20cm, first separator upper and lower position respectively with a clip by 6 reinforcing bar sets Together, constriction is at steel reinforcement cage, and loop wheel machine slowly descends hook that steel reinforcement cage is put into the permanent steel sleeve of mini stake holes 4.5, at first The position of 2 meters of distances stops above separator, and second separator of setting is similarly respectively used second separator upper and lower position 6 reinforcing bars are nested together by one clip.Hereafter, setting separator and clip constriction steel reinforcement cage are repeated simultaneously every 2 meters of distances Decentralization, until when one group of clip of bottom cage group reinforcing bar the top setting is close to mini stake holes aperture, loop wheel machine stops lower hook.

As shown in figure 5, the separator 4.3 is by 20 reinforcing bars of Φ of the six roots of sensation equal length extended from the outside isogonism radiation in center It is welded according to M shape.

Six roots of sensation spoke separates reinforcing bar in different sector regions；

(4) intert the rod iron that 2 root long degree are more than stake holes diameter in the gaps underneath position of one group of the top clip, loop wheel machine is again Secondary slowly lower hook until steel reinforcement cage by rod iron support on mini stake holes mouth, by mini stake holes bottom cage group reinforcing bar with it is outstanding The dismounting separation of hanging sleeve cylinder, state is as shown in Figure 4 after separation；

(5) as shown in fig. 6, loop wheel machine plays lifting appliance moving to next group of reinforcing bar, 6 suspension sleeves on suspender are distinguished into spiral shell Line is connected to reinforcing bar, and after connection, loop wheel machine slowly hooks up reinforcing bar being lifted to plumbness, is moved to and has been installed on by loop wheel machine Above steel reinforcement cage in mini stake holes, the reinforcing bar sling is docked with the reinforcing bar in stake holes by root one by one with branch sleeve, After connection, a separator is being placed again apart from the position of upper 2 meters of a separator, and reinforcing bar is being nested together beam with clip Integrated steel reinforcement cage, slowly hooks up after being inserted in 2 rod irons of clip bottom with taking-up, then slowly lower hook, under 2 meters of distances stop Separator and clip is arranged in hook, until when one group of clip of the top will be into stake holes, loop wheel machine stops lower hook.

(6) copy step (4), (5) until the installation of whole pile steel reinforcement cage and lower section finish, then transfer it with same step His stake holes steel reinforcement cage.

Claims (4)

1. a kind of mini pile cages lift by crane installation system, it is characterised in that：Suspender including loop wheel machine, for lifting by crane main reinforcement and use In separator and clip by main reinforcement constriction at steel reinforcement cage,

The suspender includes a hoisting board, and hoisting board center upper portion is provided with hanging hole, and 3 lifting hole(eyelet)s are arranged in hoisting board lower part, each to hang Hole is hung with a fixed pulley, and each fixed pulley is hung with a steel wire rope, and every steel wire rope both ends are all connected with there are one suspension sleeve, Suspension sleeve openings end is tapped with internal thread, and main reinforcement is removably threadedly connected to outstanding holding sleeve；

The separator is made of several spokes extended from the outside isogonism radiation in center, and the clip is annular construction member, point It is located at the main reinforcement center vertically sling every device, main reinforcement is separated by spoke to be fettered outside different sector region, main reinforcement by clip Steel reinforcement cage is formed, spoke extends outwardly through the reinforcing bar of constriction from center.

2. mini pile cages according to claim 1 lift by crane installation system, it is characterised in that：It is every along main reinforcement length direction It is separated by 2 meters of one set isolation devices of setting and clip, the clip is a pair, is set up separately above and below separator.

3. mini pile cages according to claim 1 lift by crane installation system, it is characterised in that：The separator is by 6 20 reinforcing bars of Φ of equal length are welded according to M shape.

4. mini pile cages according to claim 1 lift by crane installation system, it is characterised in that：The loop wheel machine is 25t vapour Vehicle is hung.