CN2173275Y - Combined structure for cement pile propelling - Google Patents

Abstract

The utility model relates to a combined structure for cement pile propelling, which adopts a plurality of long strip-shaped cement piles which are respectively inserted and arranged under the pressure of a pile driver, and the front ends of the cement piles are designed into an inclined tip-shaped. But front guide frames are needed to be inserted firstly before the cement piles are inserted, a plurality of cement piles which are pressed to insert can be orderly and closely arranged and inserted into the ground by taking the front guide frames as a reference through the oblique guide bucket, and the oblique guide bucket is arranged on the front end of the front guide frame; thereby, the effect of fencing and blocking the soil from losing is reached, and the generation of stratum sinking is avoided.

Description

Combined structure for cement pile propelling

The utility model relates to the structure design that a kind of cement sheet pile advances, and is meant the primary and secondary structure that a kind of cement sheet pile that prevents soil loss and the neat row of concrete pile plate is established advances especially.

General trimming river levee, for the soil that prevents embankment avoids running off, all can adopt concrete pile plate retaining system, the elongated and cone-shaped design of bottom formation just by concrete pile plate in advance, just can be inserted in by the embankment and in depth, and then reach the purpose of retaining system soil losses.But, the form of construction work of concrete pile plate in the past, see also Fig. 1,2 diagrams, be respectively concrete pile plate construction in the past and row and establish schematic diagram, as seen from the figure, at first with first concrete pile plate 1, by exerting pressure of pile driver 20, and be inserted in formed mire 21 parts below the ground, and then be benchmark with first concrete pile plate 1, with second concrete pile plate 1 ', be subjected to pile driver 2 to exert pressure and plant from first concrete pile plate 1 side, as for the 3rd concrete pile plate 1 " then according to second concrete pile plate 1 ' be benchmark; and above-mentioned construction sequence is so followed in the plant of exerting pressure, and in regular turn with many concrete pile plates 1; 1 '; 1 " be inserted in the underground mire 21, and then constitute many concrete pile plates 1,1 ', prevent the purpose of the other soil losses of embankment when 1 " ... the design of enclosing side by side, reaching the river levee finishing.

Though above-mentioned many concrete pile plates 1,1 ', 1 " ... the design of institute's enclosing has the effect of retaining system soil losses; but on reality is used; but because concrete pile plate 1; 1 '; 1 " cone-shaped structure design, and concrete pile plate 1,1 ', 1 " ... during plant; can't adjust concrete pile plate 1 in good time; 1 '; 1 " factors such as arrangement, cause pile driver 2 to be exerted pressure when planting, though be inserted in the underground mire 21 according to the side of first concrete pile plate 1, but but because of concrete pile plate 1 ', 1 " ... the deflection of plant; or pile driver 2 skew of exerting pressure; or the relation of underground mire 21; cause concrete pile plate 1; 1 '; 1 " when bearing pile driver 2 and exerting pressure, easily making concrete pile plate form skew direction plants, cause second concrete pile plate 1 ' generation deflection to plant, the 3rd concrete pile plate 1 second concrete pile plate 1 of deflection " again with " is benchmark then, and cooperate the above-mentioned plant of exerting pressure simultaneously, must produce skew and wait the shortcoming phenomenon, make the 3rd concrete pile plate 1 " deflection more; The concrete pile plate that aforesaid way in regular turn like this is arranged, promptly constitute state shown in Figure 2, just concrete pile plate 1 and concrete pile plate 1 ', the influence that is vulnerable to exert pressure and plants, and the separation of the mud in the mire 21, cause two adjacent concrete pile plates 1 and 1 ' produce spaces, cause the other soil of embankment to be easy to thus the space and cause loss, and then generation fault sag, and the disaster that causes because of engineering is bad.

So, main purpose of the present utility model is the primary and secondary structure in order to provide a kind of cement sheet pile to advance, and can make concrete pile plate tight proper alignment and planting in regular turn, and then the effectively loss of enclosing soil, and avoid producing the hazards that fault sag is derived.

According to above-mentioned purpose, the primary and secondary structure principal character that the utility model cement sheet pile advances is, front guide bracket of elder generation's plant before concrete pile plate is planted, front guide bracket has a main body, and offer into oblique introducing bucket in body front end, so that form the concrete pile plate of inclined point shape for front end, being able to according to front guide bracket is benchmark, and make the concrete pile plate insertion underground in regular turn of plant, advance simultaneously and with the front guide bracket pushing tow, reach neat closely arrangement of concrete pile plate and tight phenomenon and produce,, avoid producing fault sag so that prevent soil loss phenomenon reliably.

In the structure of another kind of conversion, the primary and secondary structure that cement sheet pile of the present utility model advances, on the dual-side of wherein said concrete pile plate, constitute convex extension part and depressed part respectively, described wantonly two adjacent concrete pile plates, the mutual clip of convex extension part and depressed part location respectively offers a groove simultaneously on convex extension part and depressed part, behind convex extension part and the depressed part clip, described two grooves form one and hold the slurry space.For this reason, have better preventing soil loss, guarantee that the stratum is sagging.

The utlity model has following listed advantage and effect:

When (1) concrete pile plate of the present utility model is planted, because of the setting of front guide bracket is arranged, make concrete pile plate under the exerting pressure of pile driver, can plant straightly, also the front guide bracket pushing tow is advanced simultaneously, still can be that benchmark is planted with the front guide bracket when planting, and then form the design that row arranged side by side establishes with a last concrete pile plate for next root concrete pile plate.So follow above-mentioned plant mode, just many concrete pile plate proper alignment can be planted, avoid running off, and then eliminate the fault sag phenomenon with certain enclosing soil.

(2) front end of concrete pile plate of the present utility model is inclined point shape, so when concrete pile plate is planted downwards, except that but the pushing tow front guide bracket advances, and can utilize the pushing tow face to strike off the accompanying mud of a concrete pile plate side, make between wantonly two adjacent concrete pile plates more closely, prevent the space generation.

When (3) the of the present utility model adjacent concrete pile plate row of two-phase establishes, the design of recycling formed convex extension part of described concrete pile plate dual-side and depressed part, and make the wantonly two adjacent mutual clips of concrete pile plate, simultaneously in the convex extension part with after depressed part engages, form one and hold the slurry space, for concrete spouting, and prevent that really soil runs off from the space between two adjacent concrete pile plates.

In sum, the utility model is by the front guide bracket setting, and under the factors such as structure design of concrete pile plate, and make each root concrete pile plate be able to plant straightly, and more cooperate simultaneously between the convex extension part and depressed part of wantonly two mutual clips, forming one holds the slurry space, for concrete spouting, after causing many concrete pile plates row to establish, enclosing is in case soil losses really, and then the effect and the advantages such as doubt of elimination fault sag.

Be elaborated to of the present utility model below by most preferred embodiment and accompanying drawing, in the accompanying drawing:

Shown in Figure 1 is cement board pile driving construction schematic diagram in the past.

Shown in Figure 2 is that the cement board row of piles was established schematic diagram in the past.

Shown in Figure 3 is the stereogram of the utility model preferred embodiment.

Fig. 4 and shown in Figure 5 be that schematic diagram is arranged in the construction of the utility model preferred embodiment.

Shown in Figure 6 is to look schematic diagram in the arrangement of the utility model preferred embodiment.

See also shown in Figure 3, be the stereogram of the utility model preferred embodiment, shown in figure, the primary and secondary structure that concrete pile plate advances in the present embodiment, comprise the front guide bracket 4 that is inserted under the ground 3, and the members of planting in regular turn for benchmark according to front guide bracket 4 such as concrete pile plate 5.Wherein, described front guide bracket 4 can be the main body 41 of Contraband font as present embodiment, and the upper end in main body 41 forms oblique introducing bucket 42 simultaneously.Concrete pile plate 5 is the designs that are strip, and the front end place formation inclined point shape of described concrete pile plate 5 plants, and constitutes pushing tow face 51.In addition, on the dual-side that concrete pile plate 5 adjoins each other, be formed with cone-shaped and the convex extension part 52 and the depressed part 53 of inlay card mutually respectively, on convex extension part 52 and depressed part 53, respectively offer a groove 54 simultaneously.

See also Fig. 4 and be shown in the arrangement schematic side view of the utility model preferred embodiment, when concrete pile plate 5 constructions are planted, soft because of occupying the beneath soil property root of the water surface, and add the impact that pumping is fetched water, so construction easily, also easily front guide bracket 4 is planted and piling.At first, front guide bracket 4 is inserted in ground 3 times, and then the pushing tow face 51 that the oblique dirt end of concrete pile plate 5 is constituted, pull on the importing bucket 42 of front guide bracket 4 in the top, cooperate simultaneously the application of force of pile driver (only representing that with an arrow P pile driver exerts pressure downwards among the figure) to press down again, just can form state shown in Figure 5, just described concrete pile plate 5 is under the benchmark at front guide bracket 4, the pushing tow face of concrete pile plate 5 can be slipped into along the inclined plane that imports bucket 42, can not be subjected to the deflection that concrete pile plate 5 is planted, or the pile driver skew of exerting pressure, or under the influence factors such as mire relation under the ground 3, make that concrete pile plate 5 is able to straightly down plant, and concrete pile plate 5 is when planting, also can be with front guide bracket 4 forward impelling.So, so follow aforesaid concrete pile plate 5 plant modes, can with concrete pile plate 5 one by one ', 5 " ... plant in regular turn; and the concrete pile plate 5,5 of described plant ', 5 " ... can be adjacent arrangement, and not having the phenomenon that concrete pile plate inclination is in the past planted, certain enclosing soil is to avoid the unnecessary loss of soil, and then eliminate the fault sag phenomenon, and prevent that the engineering quality is bad.

Still see also shown in Figure 5, when concrete pile plate 5 ' plant, because of concrete pile plate 5 ' when down planting gradually, described concrete pile plate 5 ' pushing tow face 51 ' just as the scraper effect, mud and foreign material that can the edge of the concrete pile plate 5 of before planting is accompanying be struck off, make after concrete pile plate 5 ' plant, wantonly two adjacent concrete pile plate 5,5 ' not can be subjected to the obstruct of mud or foreign material, and produces the space, more helps the enclosing of soil.

In addition, concrete pile plate 5,5 ', 5 " ... remove aforesaid arrangement setting; and wantonly two adjacent concrete pile plates 5,5 ' are more fitted; avoid outside the soil losses effect; please consult again and look shown in the schematic diagram in the arrangement that Fig. 6 is the utility model preferred embodiment, particularly, formed convex extension part 52 of concrete pile plate 5 dual-sides and depressed part 53; can make wantonly two adjacent concrete pile plates 5,5 ', by means of its convex extension part 52 ' locate with the mutual clip of depressed part 53.Simultaneously again convex extension part 52 ' with depressed part 53 clips after, described convex extension part 52 ' hold the slurry space with groove 54,54 ' one of the meeting formation on the depressed part 53, can be for concrete grout 6 perfusions, make wantonly two concrete pile plates 5,5 ' phase ground connection more tight, with prevent soil from two adjacent concrete pile plates 5,5 ', 5 " between loss.

Claims (2)

1, a kind of primary and secondary structure of cement sheet pile propelling comprises the cement sheet pile of strip one by one; It is characterized in that:

Front guide bracket of elder generation's plant before described concrete pile plate is planted, and institute's front guide bracket has a main body, and constitute oblique introducing bucket in body front end, form the concrete pile plate of inclined point shape at front end.

2, the primary and secondary structure that advances according to the described cement sheet pile of claim 1, it is characterized in that: on the dual-side of described concrete pile plate, constitute convex extension part and depressed part respectively, described wantonly two adjacent concrete pile plates, the mutual clip of convex extension part and depressed part location, respectively offer simultaneously a groove on convex extension part and depressed part, behind convex extension part and the depression clip, described two grooves form one and hold the slurry space.

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