CN217267547U

CN217267547U - Rock-soil foundation pit construction side slope supporting device

Info

Publication number: CN217267547U
Application number: CN202220556299.9U
Authority: CN
Inventors: 刘红健; 张荣才; 陈海波; 李彬; 于海朋; 何国华
Original assignee: Hebei Zhongse Huaguan Geotechnical Engineering Co ltd
Current assignee: Hebei Zhongse Huaguan Geotechnical Engineering Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-08-23
Anticipated expiration: 2032-03-15

Abstract

The utility model relates to a ground foundation ditch construction side slope support technical field discloses a ground foundation ditch construction side slope support device, including the spud pile pipe, the inside of spud pile pipe is provided with the screw thread, the spud pile inside pipe wall and the surface threaded connection of screw rod, the bottom fixed mounting of screw rod has the hemisphere subassembly, the spud pile pipe has been offered near the surface of bottom and has been accomodate the groove, the internal surface that the groove was accomodate to the spud pile pipe cup joints through the spacing hole activity on inserted bar and the spacing piece, the side of spacing piece is provided with the rubber strip, the surface of hemisphere subassembly and the surface swing joint of spacing piece. Go out spacing piece top, fixed pile pipe just hardly extracts from the inside of slope soil, has increased resistance between the two, has reached the effect to the fixed pile pipe of more stable anchor, inserts through the assembly rectangular hole on the screw rod and binds the reinforcing bar and pass and bind the reinforcing bar, comes to fix binding the reinforcing bar extrusion through rotating the bolt, has reached and has carried out the effect fixed in establishment network structure junction to binding the reinforcing bar.

Description

Rock-soil foundation pit construction side slope supporting device

Technical Field

The utility model relates to a ground foundation ditch construction side slope support technical field specifically is a ground foundation ditch construction side slope support device.

Background

Firstly, the rock-soil foundation pit has various types, for example, the rock-soil foundation pit is a whole rock stratum structure which is stable, but more rock stratum and clay-rock mixed foundation exists, the rock density and soil density of the structure have a great difference, the rock slides from a side slope, especially, the angles of some side slopes and the foundation are very large, generally, reinforcing steel bars are penetrated into the rock-soil foundation pit, then the reinforcing steel bars are woven into a net shape, and then the side slope is reinforced by sprayed concrete;

however, the existing supporting mode has a remarkable side slope supporting effect almost the same as that of a soil structure, but the contact area of the inserted reinforcing steel bars and the soil is very small like the rock-soil foundation pit, in addition, the soil sand and stones of the rock-soil foundation pit are very much, the friction force of the contact between the surfaces of the reinforcing steel bars and the sand and stone soil is not enough to support the subsequent woven mesh-shaped reinforcing steel bar structure, and the danger coefficient can be improved if the traditional method is adopted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ground foundation ditch construction side slope support device, this ground foundation ditch construction side slope support device have solved the problem that the aforesaid was proposed.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a slope supporting device for rock foundation pit construction comprises a fixed pile pipe, wherein threads are arranged inside the fixed pile pipe, the inner wall of the fixed pile pipe is in threaded connection with the outer surface of a screw rod, and a hemispherical assembly is fixedly mounted at the bottom of the screw rod;

the fixed pile pipe is close to the surface of bottom and has been seted up and has been accomodate the groove, the fixed pile pipe is accomodate the internal surface in groove and is cup jointed through the spacing hole activity on inserted bar and the spacing piece, the side of spacing piece is provided with the rubber strip, the surface of hemisphere subassembly and the surface swing joint of spacing piece.

Preferably, the bottom of the fixed pile tube is provided with a conical body.

Preferably, a sheath is sleeved on the outer surface of the top of the fixed pile tube.

Preferably, the top of the bolt is provided with a rotating rod.

Preferably, the outer surface of the screw is provided with an assembly rectangular hole.

Preferably, the bottom of the screw rod assembly rectangular hole is provided with a second deformation block.

Preferably, the bottom of the bolt is provided with a sleeving hole, and the sleeving hole at the bottom of the bolt is movably sleeved with the top of the extrusion plate.

Preferably, the top of stripper plate is provided with the rubber sleeve, the bottom of stripper plate is provided with first shape changing piece, between first shape changing piece and the second shape changing piece with bind reinforcing bar surface extrusion fixed connection.

Borrow by above-mentioned technical scheme, the utility model provides a ground foundation ditch construction side slope supporting device. The method at least has the following beneficial effects:

(1) this ground foundation ditch construction side slope support device, install the screw rod through the inside at fixed stake pipe after inserting fixed stake pipe into side slope soil, hemisphere subassembly on the screw rod can withstand spacing piece rotation until 90 after contacting with spacing piece, go out spacing piece top, fixed stake pipe is equivalent to there is branch structure in the inside to side slope soil like this, fixed stake pipe is just hardly drawn from the inside of side slope soil, resistance between the two has been increased, the effect to more stable anchor fixed stake pipe has been reached.

(2) This ground foundation ditch construction side slope support device inserts through the assembly rectangular hole on the screw rod and bindes the reinforcing bar with passing, comes to bind the reinforcing bar extrusion fixed through rotating the bolt, and the reuse bonding tool is further welded and is consolidated binding the reinforcing bar inside the assembly rectangular hole, has reached and has binded the reinforcing bar and carry out the effect fixed in establishment network structure junction.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:

fig. 1 is a schematic structural view of a rock-soil foundation pit construction slope supporting device provided in an embodiment column;

fig. 2 is a perspective view of a limiting piece in fig. 1 of a rock-soil foundation pit construction slope support device provided by an embodiment column;

fig. 3 is a partial structure view of the top of a fixed pile tube in the rock-soil foundation pit construction slope support device provided by the embodiment;

fig. 4 is a completed diagram of the support of the rock-soil foundation pit construction slope support device provided by the embodiment.

In the figure: the steel pipe pile comprises a fixed pile pipe 1, a jacket 2, a conical body 3, a limiting sheet 4, a rubber strip 5, a limiting hole 6, an inserted rod 7, a screw rod 8, a hemispherical component 9, an assembly rectangular hole 10, a fastening kit 11, a rotating rod 12, a bolt 13, a sleeving hole 14, an extrusion plate 15, a rubber sleeve 16, a first deformation block 17, a second deformation block 18 and a binding steel bar 19.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and examples:

referring to fig. 1-4, the present invention provides the following technical solutions: a slope support device for rock-soil foundation pit construction comprises a fixed pile tube 1, wherein threads are arranged inside the fixed pile tube 1, the inner wall of the fixed pile tube 1 is in threaded connection with the outer surface of a screw 8, and a hemisphere assembly 9 is fixedly arranged at the bottom of the screw 8;

fixed pile pipe 1 has been seted up near the surface of bottom and has been accomodate the groove, and fixed pile pipe 1 accomodates the internal surface in groove and cup joints through the activity of inserted bar 7 with spacing hole 6 on the spacing piece 4, and the side of spacing piece 4 is provided with rubber strip 5, the surface of hemisphere subassembly 9 and the surface swing joint of spacing piece 4.

The bottom of the fixed pile pipe 1 is provided with a conical body 3, and the installation of the conical body 3 can more easily prick the fixed pile pipe 1 into the soil.

The outer surface at the top of the fixed pile pipe 1 is sleeved with the sheath 2, so that the purpose of deformation of a threaded hole in the fixed pile pipe 1 when the fixed pile pipe 1 is punctured and collision is prevented is achieved.

The top of screw rod 8 is seted up threaded hole, and threaded hole on the screw rod 8 and the surface threaded connection of bolt 13, and the top of bolt 13 is provided with bull stick 12, and bull stick 12 is the purpose of more conveniently rotating bolt 13.

The outer surface of the screw rod 8 is provided with an assembly rectangular hole 10, the bottom of the screw rod 8 assembly rectangular hole 10 is provided with a second deformation block 18, the bottom of the bolt 13 is provided with a sleeve hole 14, the sleeve hole 14 at the bottom of the bolt 13 is movably sleeved with the top of the extrusion plate 15, the top of the extrusion plate 15 is provided with a rubber sleeve 16, the bottom of the extrusion plate 15 is provided with a first deformation block 17, the first deformation block 17 and the second deformation block 18 are fixedly connected with the surface of a binding steel bar 19 in an extrusion manner, the binding steel bar 19 is inserted into the assembly rectangular hole 10 on the screw rod 8 and passes through the binding steel bar 19, the binding steel bar 19 is fixedly extruded by rotating the bolt 13, the binding steel bar 19 is further welded and reinforced inside the assembly rectangular hole 10 by using a welding head, and the effect of fixing the binding steel bar 19 at the joint of the weaving net-shaped structure is achieved.

When the fixing pile pipe support is used, after the fixing pile pipe 1 is hammered into soil for fixing, the screw rods 8 are rotated to the inside of the fixing pile pipe 1 through the fastening kit 11 on the screw rods 8 by using a wrench, the limiting pieces 4 are ejected out and unfolded in the soil, the binding steel bars 19 are inserted into the assembling rectangular holes 10 of each screw rod 8, the binding steel bars 19 are fastened and fixed on the screw rods 8 by using the bolts 13, welding wires of the binding steel bars are welded by using electric welding, and finally, a reinforced concrete wall is formed by pouring sprayed concrete to support a side slope.

The above is an illustration of the present invention.

Claims

1. The utility model provides a ground foundation ditch construction side slope support device, includes fixed pile pipe (1), its characterized in that: threads are arranged inside the fixed pile pipe (1), the inner wall of the fixed pile pipe (1) is in threaded connection with the outer surface of the screw rod (8), and a hemispherical assembly (9) is fixedly installed at the bottom of the screw rod (8);

fixed pile pipe (1) has been offered near the surface of bottom and has been accomodate the groove, the internal surface of accomodating the groove in fixed pile pipe (1) is through inserted bar (7) and spacing hole (6) activity on spacing piece (4) cup jointed, the side of spacing piece (4) is provided with rubber strip (5), the surface of hemisphere subassembly (9) and the surface swing joint of spacing piece (4).

2. The rock-soil foundation pit construction side slope supporting device according to claim 1, characterized in that: the bottom of the fixed pile tube (1) is provided with a conical body (3).

3. The rock-soil foundation pit construction side slope supporting device according to claim 1, characterized in that: and the outer surface of the top of the fixed pile tube (1) is sleeved with a sheath (2).

4. The rock-soil foundation pit construction side slope supporting device according to claim 1, characterized in that: the top of the screw rod (8) is provided with a threaded hole, the threaded hole in the screw rod (8) is in threaded connection with the outer surface of the bolt (13), and the top of the bolt (13) is provided with a rotating rod (12).

5. The rock-soil foundation pit construction side slope supporting device according to claim 1, characterized in that: and an assembly rectangular hole (10) is formed in the outer surface of the screw rod (8).

6. The rock-soil foundation pit construction side slope supporting device according to claim 1, characterized in that: and a second deformation block (18) is arranged at the bottom of the rectangular hole (10) for assembling the screw rod (8).

7. The rock-soil foundation pit construction side slope support device of claim 4, characterized in that: the bottom of the bolt (13) is provided with a sleeving hole (14), and the sleeving hole (14) at the bottom of the bolt (13) is movably sleeved with the top of the extrusion plate (15).

8. The rock-soil foundation pit construction side slope support device of claim 7, characterized in that: the top of the extrusion plate (15) is provided with a rubber sleeve (16), the bottom of the extrusion plate (15) is provided with a first deformation block (17), and the first deformation block (17) and a second deformation block (18) are fixedly connected with the surface of the binding steel bar (19) in an extrusion manner.