CN2773178Y

CN2773178Y - Movable and foldable squeezing expander

Info

Publication number: CN2773178Y
Application number: CN 200420116288
Authority: CN
Inventors: 高媛霞; 齐珂
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-29
Filing date: 2004-12-29
Publication date: 2006-04-19
Anticipated expiration: 2014-12-29

Abstract

The utility model discloses a moving and folding squeezing expander, which comprises a machine frame body, wherein the machine frame body is provided with an automobile chassis; the rear end of the machine frame body is provided with a telescopic control arm; the telescopic control arm is connected with a machine frame large arm and controls the machine frame large arm to lift and lower; the front end of the machine frame body is provided with a winding engine; the tail end of a cable of the winding engine is connected with a suspension hook; the squeezing expander is connected with the suspension hook; the squeezing expander is connected with a hydraulic power pack by a high pressure rubber pipe; the hydraulic power pack is arranged on the machine frame body. The utility model ends the history that the squeezing expander dependents a hoisting crane from beginning to end in the construction of squeezing and expanding piles Consequently, the squeezing expander trends to the construction machinery with completed functions. Because the squeezing expander and a folding rack are combined into integration, compared with a hoisting machine, the utility model moves and works safely and quickly and has the characteristics of exclusive use, compact structure, high safety, mobile and agile performance which is convenient to the utility model matching with other machines in an interpenetrative mode. The utility model fundamentally provides guarantee of engineering quality and construction safety, extends service life of mechanisms and has reliable working performance.

Description

Portable folding extruding and expanding machine

[technical field]

The utility model relates to a kind of foundation pile of building device, specifically, relates to the folding extruding and expanding machine of a kind of movable type.

[background technology]

Develop on the bored pile technology basis in the building pile foundation industry and a kind of new stake type.It is behind the boring machine pore-forming, potential bearing capacity for each hardpan of soil that fully undermines, load and ground situation according to stake, use a kind of hydraulic extruding extender at the pile body different parts, by installing extruding and regain and horizontally rotating the work that angle repeats again of squeezed arm, the squeezed cavity that goes out one or several similar " flying saucer " shape.Like this, the shape at the foundation soil king-pile behind the perfusion pile singly has not been the cylinder of conventional borehole castinplace pile just, but has put on one or several " flying saucer " (calling " load dish " in the following text) on this cylindrical pillar.Decide according to geological conditions the position of load dish on pillar, and it is provided in a side of in each hardpan.Because its load disk track is 2.5 times of a warp, so this castinplace pile can have been given play to well " end holds " effect under resistance to compression, resistance to plucking condition, it and traditional castinplace pile the two basic variation has taken place on force mechanism: the former holds based on end, with friction is auxilliary, the latter is that to hold with end be auxilliary, based on friction.Generally speaking, because the end resistance is a mill tens times of resistance, under the long situation of identical geological conditions and stake footpath, stake, the former is several times of the latter for the bearing capacity of single pile, and nearly allly is suitable for adopting the latter's geological conditions all to be suitable for the former.Obviously, apparent from economy, relatively the former is significant from economic benefit.

But use the extruding and expanding machine construction to be unable to do without large tonnage crane (20-40 ton) at present, about 13 meters, nearly 6 tons extruding and expanding machine little by little vertically can be sling, find Kong Weihou accurately and put into the hole slowly, handle the hydraulic power unit that is attached thereto by tens rice bran oil pipes again, operation finishes and lies in crane hangs out extruding and expanding machine from the hole after on the ground again again.The moving of every pile, operation all need crane step by step frequent lifting of extruding and expanding machine and hydraulic power unit-upright-fall to colluding-the set level action of playing respectively.This just makes the job site mechanical arrangement interfere with each other, and is very chaotic; Make jointly rig in same scope of operation construction, bottler placer and at random the operating personnel be in fully among the danger under the boom of crane.Whole construction course almost all is to carry out under condition violating the regulations, and security incident happens occasionally.

At the prior art above shortcomings, the utility model is proposed.

[summary of the invention]

It is to have potential safety hazard in the existing castinplace pile extruding and expanding machine work progress that the utility model will solve, construction inconvenient and need be by large-scale crane, need a plurality of engineering staffs cooperate the technical problem that just can finish construction, a kind of independent construction, safety, the folding extruding and expanding machine of the convenient movable type of using are provided.

For achieving the above object, the basic design of technical scheme provided by the utility model is as follows:

A kind of movable type folds extruding and expanding machine, comprises that one has the frame body of automobile chassis, and described frame is held after one's death the extension and contraction control arm is installed, and the extension and contraction control arm links to each other with the big arm of frame, and controls it and rise and fall; Frame body front end is equipped with hoist engine, and hoist engine cable end is connected with suspension hook, and extruding and expanding machine is connected on the suspension hook; Extruding and expanding machine by high-pressure rubber pipe be arranged on frame hydraulic power unit on one's body and link to each other.

The front and back end of described frame body is equipped with hydraulic leg.

Described frame is provided with the portal frame of laying the big arm of frame on one's body.

Described frame is provided with the tubing rack of laying high-pressure rubber pipe on one's body.

Described hydraulic power unit is other to be provided with the tool box, and the front end of frame body is provided with switchbox.

The beneficial effects of the utility model are:

The design of the portable folding extruding and expanding machine of the utility model history of extruding-enlarging pile construction extruding and expanding machine that is through with to jack lift dependence from start to finish.Make it to become a function and be tending towards complete construction machinery.Because (squeezed) machine, (folding) frame collection are one, crane moves than using, operation is safer faster for it.Construction cost is reduced greatly, and, fundamentally provide guarantee for workmanship because single-minded, the compact conformation of its purposes, safe and reliable, maneuverability are convenient to intert with other machineries at the construction field (site) cooperate; For construction safety provides guarantee; Prolonged mechanical application life, service behaviour is more reliable.

[description of drawings]

Fig. 1 is the portable folding extruding and expanding machine job state schematic diagram of the utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the portable folding extruding and expanding machine mobile status schematic diagram of the utility model;

Fig. 4 is the left view of Fig. 3;

[specific embodiment]

Below in conjunction with accompanying drawing the utility model specific embodiment is described in detail:

Embodiment 1:

As Fig. 1, Fig. 2 and shown in Figure 3, the portable folding extruding and expanding machine of the utility model is made up of frame body 16, hoist engine 17, hydraulic power unit 1, switchbox 19, tool box 20, hydraulic oil pipe support 21, tubing rack 22, portal frame 23 (1-3 number), flexible support arm 24, the big arm 25 of frame, hydraulic leg 26.The chassis that the utility model folding frame body adopts goods vehicle usually has same walking and the function that turns to.The rear portion of frame body 16 front and rear wheels, respectively be provided with a pair of band oil cylinder can be laterally, the hydraulic leg 26 of longitudinal extension.The power form of portable folding extruding and expanding machine can adopt internal combustion engine, motor, hydraulic pressure to move three kinds.The power form of flexible support arm 24 can adopt hydraulic jack to stretch and two kinds of motor effect leading screw rotary extensions.The connecting hole at the expansion coupling extension bar top of extruding and expanding machine 3 is connected with lifting drop hanger 4 insurances on the big arm of frame 25 tops.Portable folding extruding and expanding machine is when being movably walking state, big arm 25 of frame and squeezed fuselage are fixed on the portal frame 23 by flat frame, form (squeezed) machine, (folding machine) frame one, center of gravity is very low and has the folding extruding and expanding machine of the adaptive movable type of very strong mobile stability and road surface.

The stretching of telescopic arm 24, contracting acts directly on big arm 25 of frame and the squeezed fuselage 3, forms (moving) state (as shown in Figure 3, Figure 4) of " keeping flat " and (work) state (as shown in Figure 2) of " uprightly ".Big arm 25 of frame and frame body 16 make folding frame have the very big power of vertically hanging by the angle that flexible support arm 24 defines, and its mechanical action that shows slightly single " uprightly ", " fold " is terse, reliable, rapid, effective.

During work, handle the upright hydraulic jack of the supporting leg 26 on the frame body 16, stretching of the forward and backward supporting leg of a flexible and side of two rear support legs and two front leg struts and the forward and backward supporting leg of opposite side, make the squeezed fuselage of vertical suspension carry out forward and backward as the line bob, the adjustment of left and right upright position, the hand-hole operation is come at center that soon can mating holes.Kinetic stability that folding frame is good and road surface trafficability characteristic satisfy the need of work of extruding-enlarging pile construction place extruding and expanding machine fully.During work, rely on the flexibility of steering, it is neighbouring with subtend aperture, rear portion that folding frame moves to the aperture rapidly, and control hydraulic system stretches out four supporting legs, and folding frame is hanged.The flexible support arm 24 of manipulation stretches out it and drives the big arm 25 of frame, squeezed fuselage 3 is upright.Adjust four supporting leg 26 vertical heights, squeezed fuselage and aperture are aligned.Handle hoist engine 17 then it is entered in the hole, utilize the jointing of expansion coupling extension bar, calculate the long size of bar, make machine be in the designing requirement position in the hole, operating hydraulically operated pumping plant 1 carries out squeezed work.After finishing, handle hoist engine 17 and regain extension bar, squeezed fuselage is hung out from the hole by joint.The flexible support arm 24 of withdrawal makes that the big arm of frame is 25 folding, squeezed fuselage is set level (transferring mobile status to by duty).Regain four supporting legs 26, next operating point is headed direct in the folding frame position, hole that speeds away.

Those skilled in the art can carry out other change and modification after reading the utility model patent specification, but these changes and modification are all within the claim protection domain that the utility model awaits the reply.

Claims

1, the folding extruding and expanding machine of a kind of movable type comprises that one has the frame body (16) of automobile chassis, and it is characterized in that: described frame body (16) rear end is equipped with extension and contraction control arm (24), and extension and contraction control arm (24) links to each other with the big arm of frame (25), and controls it and rise and fall; Frame body (16) front end is equipped with hoist engine (17), and hoist engine (17) cable end is connected with suspension hook (4), and extruding and expanding machine (3) is connected on the suspension hook (4); Extruding and expanding machine (3) links to each other with hydraulic power unit (1) on being arranged on frame body (16) by high-pressure rubber pipe (2).

2, the folding extruding and expanding machine of movable type according to claim 1, it is characterized in that: the front and back end of described frame body (16) is equipped with hydraulic leg (26).

3, the folding extruding and expanding machine of movable type according to claim 1 and 2, it is characterized in that: described frame body (16) is provided with the portal frame (23) of laying the big arm of frame (25).

4, according to the folding extruding and expanding machine of the described movable type of the arbitrary claim of claim 1-3, it is characterized in that: described frame body (16) is provided with the tubing rack (21) of laying high-pressure rubber pipe.

5, the folding extruding and expanding machine of movable type according to claim 4 is characterized in that: described hydraulic power unit is other to be provided with tool box (20), and the front end of frame body (16) is provided with switchbox (19).