CN214530691U

CN214530691U - Deep foundation pit supporting structure in soft soil texture area

Info

Publication number: CN214530691U
Application number: CN202120272893.0U
Authority: CN
Inventors: 吴宇胜; 高阳; 梁坚成; 李国栋
Original assignee: Zhuhai Century Construction Engineering Co ltd
Current assignee: Zhuhai Century Construction Engineering Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-10-29
Anticipated expiration: 2031-01-30

Abstract

The utility model relates to a deep basal pit supporting construction in weak soil texture area, it includes the continuous fender pile of constituteing by a plurality of fender piles, and is adjacent equal fixedly connected with connecting plate between the fender pile, adjacent two all be provided with coupling assembling between the connecting plate. This application has the structural strength who improves continuous fender pile to the effect of the fender soil performance of reinforcing continuous fender pile.

Description

Deep foundation pit supporting structure in soft soil texture area

Technical Field

The application relates to the technical field of building construction, in particular to a deep foundation pit supporting structure of a soft soil texture zone.

Background

In the process of building construction, a foundation pit needs to be dug on the ground to build a foundation. When a foundation pit with a large depth is dug in a soft soil texture zone, due to the fact that the soil has high fluidity, a supporting structure needs to be built around the foundation pit to prevent a soil wall from collapsing, and potential safety hazards of a construction site are reduced.

At present, concrete is generally poured around a deep foundation pit to form a continuous support pile serving as a support structure and mainly playing a role of a retaining wall.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the existing continuous support piles have independent pile bodies, so that the soil retaining capacity of the continuous support piles is weak, and therefore, the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the soil retaining effect of continuous fender pile, this application provides a deep basal pit supporting construction in soft soil property area.

The application provides a deep basal pit supporting construction in soft soil property area adopts following technical scheme:

a deep foundation pit supporting structure of a soft soil texture zone comprises continuous supporting piles consisting of a plurality of supporting piles, connecting plates are fixedly connected between every two adjacent supporting piles, and a connecting assembly is arranged between every two adjacent connecting plates; the connecting assembly comprises a sliding block, the upper surface of the connecting plate is provided with a sliding groove into which the sliding block is inserted, the sliding block is in sliding insertion with the sliding groove, and an elastic part is fixedly connected between the sliding block and the groove bottom of the sliding groove; one side of the sliding block, which is far away from the elastic part, is rotatably inserted with a rotating rod, one end of the rotating rod, which is far away from the sliding block, is fixedly connected with a connecting rod, one end of the connecting rod, which is far away from the rotating rod, is fixedly connected with an inserting rod, and one end of the connecting plate, which is far away from the inserting rod, is provided with an inserting hole for the inserting rod to insert.

Through adopting above-mentioned technical scheme, through equal fixedly connected with connecting plate between two adjacent fender piles, and all be provided with coupling assembling between two adjacent connecting plates, a plurality of groups coupling assembling are connected a plurality of fender piles as a whole, have improved the structural strength of a fender pile in succession to the fender soil effect of a fender pile in succession has been strengthened, make the cob wall be difficult for collapsing, be favorable to improving job site's construction safety. When two adjacent connecting plates need to be connected into a whole, the rotating rod is pulled to drive the sliding block to move towards the position far away from the bottom of the sliding groove, the elastic piece is pulled to be in a compression state, the rotating rod is rotated to drive the connecting rod to rotate with the inserting rod, when the inserting rod rotates to a jack on the other connecting plate, the inserting rod is loosened, and the elastic piece rebounds to drive the inserting rod to be inserted into the jack, so that the two adjacent connecting plates are connected into a whole.

Preferably, a groove is formed in one side, away from the elastic piece, of the sliding block, and the rotating rod is rotatably inserted into the groove.

Through adopting above-mentioned technical scheme, through keeping away from the one side of elastic component at the slider and opening flutedly, the bull stick rotates with the recess and pegs graft to make the inserted bar can rotate slider relatively.

Preferably, one end of the rotating rod inserted into the groove is fixedly connected with a slip-off prevention block, the diameter of the slip-off prevention block is larger than that of the rotating rod, and a slip-off prevention groove for inserting the slip-off prevention block is formed in the groove side wall of the groove in a recessed mode.

Through adopting above-mentioned technical scheme, through the one end fixedly connected with that inserts the recess at the bull stick and stop the piece, the groove side wall recess of recess has the confession to stop the piece male groove that stops for when the inserted bar can be relative the slider pivoted, the inserted bar can also drive the slider and remove along its axis direction.

Preferably, the cross section of the sliding block is in a polygonal shape, and the shape of the sliding groove is matched with the shape of the sliding block.

Through adopting above-mentioned technical scheme, set up through personally submitting multilateral shape with the transversal of slider, and the shape cooperation of the shape of spout and slider, when the inserted bar rotates, the spout restriction slider rotates along with the inserted bar for the difficult emergence of elastic component is twistd reverse, thereby makes the elastic component be difficult for damaging because of receiving the torsion.

Preferably, the middle part of connecting plate is the protruding arc portion that forms of arc, the arc portion of connecting plate with the laminating of the outer peripheral face of fender pile.

Through adopting above-mentioned technical scheme, be the protruding setting of arc through the middle part with the connecting plate, and the arc portion of connecting plate and the laminating of the outer peripheral face of fender pile have increased the area of contact of connecting plate with a fender pile to the joint strength of reinforcing connecting plate and fender pile, and then make the connection of a plurality of groups continuous fender pile more firm.

Preferably, one side of the arc-shaped part of the connecting plate, which is close to the support pile, is fixedly connected with an elastic pad.

Through adopting above-mentioned technical scheme, one side fixedly connected with cushion through arc portion at the connecting plate is close to a fender pile, because of the cushion has elasticity to can fill the clearance between connecting plate and a fender pile, make connecting plate and a fender pile laminating inseparabler, with the joint strength of reinforcing connecting plate and a fender pile.

Preferably, the top of a plurality of the support piles is provided with a concrete coping.

By adopting the technical scheme, the plurality of supporting piles are connected into a whole by the concrete roof-pressing, so that the supporting effect of the continuous supporting piles on the soil wall is further enhanced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the connecting assembly, the connecting assembly connects the support piles into a whole, so that the structural strength of the continuous support piles is improved, the soil retaining effect of the continuous support piles is enhanced, the soil wall is not easy to collapse, and the construction safety of a construction site is improved;

2. the middle part of the connecting plate is arranged in an arc-shaped bulge, so that the contact area between the connecting plate and the support pile is increased, and the connecting strength between the connecting plate and the support pile is enhanced;

3. through setting up the concrete and pressing the top, the concrete is pressed the top and is connected a plurality of fender piles as a whole, has further strengthened the effect of strutting of continuous fender pile to the soil wall.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic structural view of a connection plate of the present application;

fig. 3 is an enlarged schematic view of a in fig. 2 in the present application.

Description of reference numerals: 1. supporting piles; 2. a connecting plate; 3. a connecting assembly; 31. a slider; 32. a tension spring; 33. a rotating rod; 34. a connecting rod; 35. inserting a rod; 4. a chute; 5. a groove; 6. a slip-preventing block; 7. a drop-out prevention groove; 8. a jack; 9. an elastic pad; 10. and (5) pressing the concrete.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses deep basal pit supporting construction in soft soil texture area. Referring to fig. 1, a deep foundation pit supporting structure for soft soil zone includes a continuous support pile composed of a plurality of support piles 1, which are arranged around the periphery of the foundation pit. The equal fixedly connected with connecting plate 2 in middle part of two adjacent fender pile 1 all is provided with coupling assembling 3 between two adjacent connecting plates 2.

Referring to fig. 2 and 3, the connecting assembly 3 includes a sliding block 31, a sliding groove 4 for inserting the sliding block 31 is formed on the upper surface of one end of the connecting plate 2, and the sliding block 31 is inserted into the sliding groove 4 in a sliding manner. The cross section of the sliding block 31 is arranged in a polygon, the cross section of the sliding block 31 is arranged in a quadrilateral mode in the application, and the cross section of the sliding block 31 can be in shapes such as an ellipse in other embodiments. An elastic part is fixedly connected between the sliding block 31 and the bottom of the sliding groove 4, and the elastic part is a telescopic spring 32. The slider 31 is far away from the one side of expanding spring 32 and rotates and pegs graft and has a bull stick 33, and the one end fixedly connected with connecting rod 34 that the bull stick 33 is far away from slider 31, and the axis of connecting rod 34 is perpendicular with the axis of bull stick 33. One end fixedly connected with inserted bar 35 that connecting rod 34 kept away from bull stick 33, inserted bar 35 is parallel with bull stick 33, and the one end that connecting rod 34 was kept away from to inserted bar 35 extends the setting towards the direction that is close to connecting plate 2. One end of the connecting plate 2, which is far away from the insertion rod 35, is provided with an insertion hole 8 for the insertion of the insertion rod 35, and the insertion rod 35 is inserted into the insertion hole 8 in a sliding manner. When two adjacent connecting plates 2 need to be connected, the rotating rod 33 is pulled and rotated, the connecting rod 34 and the inserting rod 35 rotate along with the rotating rod 33, and the extension spring 32 is pulled to be in a stretching state; when the inserting rod 35 rotates to just face the inserting hole 8 on the other connecting plate 2, the rotating rod 33 is loosened, and the inserting rod 35 is driven by the telescopic spring 32 to be inserted into the inserting hole 8, so that the connection of the two connecting plates 2 is completed.

Referring to fig. 2 and 3, a groove 5 for inserting the rotating rod 33 is formed on one side of the sliding block 31 away from the extension spring 32, and the rotating rod 33 is rotatably inserted into the groove 5. One end of the rotating rod 33 inserted into the groove 5 is fixedly connected with a slip-off prevention block 6, the cross section of the slip-off prevention block 6 is in a circular arrangement, the diameter of the slip-off prevention block 6 is larger than that of the rotating rod 33, the groove side wall of the groove 5 is provided with a slip-off prevention groove 7 for the slip-off prevention block 6 to be inserted, and the slip-off prevention block 6 is rotatably inserted into the slip-off prevention block 6. The anti-slip block 6 is arranged, so that the rotating rod 33 cannot slip out of the groove 5 when rotating.

Referring to fig. 1 and 2, the middle of each connecting plate 2 is convexly provided with two arc-shaped parts in an arc shape, the arc-shaped parts of the connecting plates 2 are attached to the outer peripheral surface of the support pile 1 and fixed through bolts, one side, close to the support pile 1, of the arc-shaped parts of the connecting parts is fixedly bonded with an elastic pad 9, and the elastic pad 9 is a rubber pad. Through setting up arc portion, increase connecting plate 2 and fender pile 1 area of contact to make connecting plate 2 inseparabler with the connection of fender pile 1.

Referring to fig. 1, the upper end of the continuous supporting pile formed by the supporting piles 1 is further provided with a concrete coping 10 through concrete pouring, and the concrete coping 10 connects the supporting piles 1 into a whole, so that the resisting effect of the continuous supporting pile on the soil wall is further enhanced.

The implementation principle of the deep foundation pit supporting structure in the soft soil zone is as follows:

when the support pile 1 needs to be poured, firstly, pile holes are drilled at the periphery of a foundation pit needing to be dug through a drilling machine, and concrete is poured in the pile holes to form the support pile 1. After the support piles 1 are formed, a template is built on the upper end faces of the support piles 1 to pour concrete to press the top 10. And digging a foundation pit by utilizing equipment such as a digging machine and the like, and then installing the connecting plate 2.

A plurality of connecting plates 2 are fixed between two adjacent supporting piles 1 one by one through bolts, and then the two adjacent connecting plates 2 are connected one by one. The rotating rod 33 is pulled and the rotating rod 33 is rotated, the connecting rod 34 and the inserting rod 35 rotate along with the inserting rod 35, the sliding block 31 is driven by the rotating rod 33 to move towards the direction away from the bottom of the sliding groove 4, and the extension spring 32 is pulled to be in a stretching state. When the inserted link 35 rotates to face the insertion hole 8 on the other connecting plate 2, the rotating link 33 is released, and the extension spring 32 rebounds and drives the inserted link 35 to be inserted into the insertion hole 8. A plurality of fender pile 1 connect to be a whole, have strengthened the structural strength of continuous fender pile, and then improve the effect of keeping out of continuous fender pile to the earth wall for the earth wall is difficult for collapsing, is favorable to improving the construction safety of job site.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a deep basal pit supporting construction in soft soil texture area, includes the continuous fender pile who comprises a plurality of fender piles (1), its characterized in that: connecting plates (2) are fixedly connected between every two adjacent supporting piles (1), and connecting assemblies (3) are arranged between every two adjacent connecting plates (2); the connecting assembly (3) comprises a sliding block (31), a sliding groove (4) for the sliding block (31) to insert is formed in the upper surface of the connecting plate (2), the sliding block (31) is in sliding insertion connection with the sliding groove (4), and an elastic piece is fixedly connected between the sliding block (31) and the groove bottom of the sliding groove (4); one side of the sliding block (31) far away from the elastic piece is rotatably inserted with a rotating rod (33), one end of the rotating rod (33) far away from the sliding block (31) is fixedly connected with a connecting rod (34), one end of the connecting rod (34) far away from the rotating rod (33) is fixedly connected with an inserting rod (35), and one end of the connecting plate (2) far away from the inserting rod (35) is provided with an inserting hole (8) for inserting the inserting rod (35).

2. The deep foundation pit supporting structure for soft soil zone of claim 1, wherein: one side of the sliding block (31) far away from the elastic piece is provided with a groove (5), and the rotating rod (33) is rotatably inserted into the groove (5).

3. The deep foundation pit supporting structure of soft soil texture zone of claim 2, characterized in that: the bull stick (33) inserts the one end fixedly connected with of recess (5) prevents taking off piece (6), the diameter of preventing taking off piece (6) is greater than the diameter of bull stick (33), the recess of the groove lateral wall of recess (5) has the confession prevent taking off the groove (7) that block (6) inserted.

4. The deep foundation pit supporting structure for soft soil zone of claim 1, wherein: the cross section of the sliding block (31) is arranged in a polygonal shape, and the shape of the sliding groove (4) is matched with that of the sliding block (31).

5. The deep foundation pit supporting structure for soft soil zone of claim 1, wherein: the middle part of connecting plate (2) is the protruding arc portion that forms of arc, the arc portion of connecting plate (2) with the laminating of the outer peripheral face of fender pile (1).

6. The deep foundation pit supporting structure of soft soil texture zone of claim 5, wherein: one side of the arc-shaped part of the connecting plate (2) close to the support pile (1) is fixedly connected with an elastic pad (9).

7. The deep foundation pit supporting structure for soft soil zone of claim 1, wherein: and concrete coping (10) are arranged at the tops of the supporting piles (1).