CN113622236B

CN113622236B - Roadbed reinforcing device

Info

Publication number: CN113622236B
Application number: CN202110923685.7A
Authority: CN
Inventors: 胡余勇; 李潇云; 马超; 戴朝晖
Original assignee: Wenzhou Municipal Administration Center
Current assignee: Wenzhou Municipal Administration Center
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-09-20
Anticipated expiration: 2041-08-12
Also published as: CN113622236A

Abstract

The invention relates to the field of road construction, and particularly discloses a roadbed reinforcing device which comprises an insertion pipe and horizontal reinforcing pipes, wherein the insertion pipe comprises a plurality of bent pipes, the bottoms of the bent pipes are bent to be horizontal, and the bent pipes are arranged in a circular array and fixedly connected; horizontal reinforced pipe includes a plurality of group's connecting pipes, and the inside of connecting pipe is provided with joint pipe and joint pole with one heart, the joint pipe is located the front end of joint pole, the slope is provided with a plurality of shell fragments in the circumference of joint pole, the last one end towards first branch pipe of joint pole is provided with flexible spacing rope, and spacing rope passes the joint pipe and can block by the tip of joint pipe, the joint pole can be gone into to the card in the joint pipe. The invention aims to solve the technical problem of subgrade settlement.

Description

Roadbed reinforcing device

Technical Field

The invention relates to the field of road construction, and particularly discloses a roadbed reinforcing device.

Background

The roadbed is a foundation of a track or a road surface and is an earth structure formed by excavation or filling. The roadbed mainly has the functions of providing necessary conditions for track or road surface laying and train or traveling operation, bearing static load and dynamic load of track and locomotive vehicle or road surface and traffic load, and transmitting and diffusing the load to the deep part of the foundation. On the longitudinal section, the roadbed must ensure the required elevation of the line; on the plane, the roadbed, the bridge and the tunnel are connected to form a complete through line, but the roadbed has a plurality of settlement and pit grooves due to insufficient stability of the original roadbed structure, rainwater impact accumulation, stratum collapse and the like of the highway in use, so that great potential safety hazards of driving are caused.

Disclosure of Invention

In view of the above, the present invention provides a roadbed reinforcing device to solve the technical problem of roadbed settlement.

In order to achieve the purpose, the invention provides the following technical scheme:

a roadbed reinforcing device comprises an insertion pipe and horizontal reinforcing pipes, wherein the insertion pipe comprises a plurality of bent pipes, the bottoms of the bent pipes are bent to be horizontal, and the bent pipes are arranged in a circular array and fixedly connected; horizontal reinforced pipe includes a plurality of group's connecting pipes, and the inside of connecting pipe is provided with joint pipe and joint pole with one heart, the joint pipe is located the front end of joint pole, the slope is provided with a plurality of shell fragments in the circumference of joint pole, the last one end towards first branch pipe of joint pole is provided with flexible spacing rope, and spacing rope passes the joint pipe and can block by the tip of joint pipe, the joint pole can be gone into to the card in the joint pipe.

Optionally, when the clamping pipe of two adjacent connecting pipes is clamped with the clamping rod, a gap is left between the two adjacent connecting pipes.

Optionally, a plurality of protrusions are arranged at intervals on one end of the connecting pipe.

Optionally, the bottom of the insertion tube is provided with a plurality of insertion holes, and vertical reinforcing tubes can be inserted into the insertion holes.

Optionally, a conical head is arranged at the front end of the connecting pipe at the lowermost end; the rear end of the connecting pipe at the uppermost end is provided with a baffle.

Optionally, a plurality of leak holes are arranged on the outer wall of the connecting pipe.

A construction method of a roadbed reinforcing device comprises the following steps:

s1, drilling a plurality of holes with different depths at the subgrade settlement position, wherein the diameter of each hole can accommodate an insertion pipe;

s2, placing the insertion tube into the hole, and then placing the horizontal reinforcing tube into the insertion tube;

s3, pushing the horizontal reinforcing pipe downwards to move to the horizontal position of the insertion pipe and insert the horizontal reinforcing pipe into the soil of the roadbed;

s4, putting the vertical reinforcing pipes into the insertion pipes, inserting the numerical reinforcing pipes into the insertion holes, and then driving the numerical reinforcing pipes into the deep part of the roadbed;

s5, pouring curing agent into the cannula.

The working principle and the beneficial effects of the scheme are as follows:

the bottom of the insertion pipe in the scheme is provided with a bent part which is used for guiding the horizontal reinforcing pipe, so that the horizontal reinforcing pipe can be horizontally inserted into a soil layer when moving to the tail part of the insertion pipe. After the connecting pipe horizontally extends into the soil layer, the following effects are achieved: 1. the connecting pipe can extrude a soil layer, so that the soil layer around the connecting pipe is more compact, and a reinforcing effect is achieved; 2. the curing agent can be filled into the connecting pipes, the curing agent can enter the soil layer from gaps among the connecting pipes and leakage holes of the connecting pipes, and the curing agent can penetrate into the soil layer through the guiding of the connecting pipes and is uniformly distributed in the soil layer along the direction of the connecting pipes; 3. because the number of the insertion pipes is large, a plurality of connecting pipes can extend out of the same plane to form a reinforcing unit, and the connecting pipes can play a role in reinforcing a soil layer, so that the stability of the roadbed is improved; 4. in the construction method of this scheme, the bottom of a plurality of intubate is located the different depths of soil layer, so can form the reinforcement unit that a plurality of connecting pipe is constituteed, and each reinforcement unit distributes and can improve the reinforcement effect in different depths. Still be provided with vertical reinforcement pipe in this scheme, vertical reinforcement pipe inserts can play the effect of stabilizing intubate and connecting pipe in the soil layer, also can play the effect of consolidating the soil layer simultaneously.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a longitudinal cross-sectional view of a bent tube;

FIG. 3 is a schematic view of a structure of a horizontal reinforcement pipe;

FIG. 4 is a schematic view of the internal structure of two adjacent connecting pipes;

fig. 5 is a schematic structural diagram of the snap tube and the spring plate.

The drawings are numbered as follows: the pipe comprises an insertion pipe 1, a vertical reinforcing pipe 2, a connecting pipe 3, a conical head 4, a bent pipe 5, a jack 6, a through hole 7, a clamping rod 8, a protrusion 9, a leak hole 10, a support rod 11, a limiting rope 12, a clamping pipe 13 and an elastic sheet 14.

Detailed Description

The following is further detailed by way of specific embodiments:

examples

A roadbed reinforcing device is shown in figures 1-5 and comprises an insertion pipe 1, a horizontal reinforcing pipe and a vertical reinforcing pipe 2.

The intubation tube 1 comprises a plurality of bent tubes 5, the bottoms of the bent tubes 5 are bent to be horizontal, the bent tubes 5 are arranged in a circular array mode and are fixedly connected, and the fixed connection mode can be welding.

Horizontal reinforcement pipe includes a plurality of groups connecting pipe 3, and the inside of connecting pipe 3 is concentric fixedly to be provided with joint pipe 13 and joint pole 8, and fixed mode is: two supporting rods 11 are arranged on the inner wall of the connecting pipe 3, one end of each supporting rod 11 is fixedly connected with the inner wall of the connecting pipe 3, the other end of each supporting rod 11 is fixedly connected with the clamping pipe 13/the clamping rod 8, and the two supporting rods 11 are aligned. The bayonet tube 13 is located at the front end of the bayonet rod 8. The front end circumference of joint pole 8 upwards inclines to be provided with a plurality of shell fragments 14, and the mode of setting is: the front end circumference level of joint pole 8 is provided with the mounting groove, and the top horizontal bending of shell fragment 14 is the right angle, and shell fragment 14 upper portion outwards buckles twice, and the lower part of shell fragment 14 is parallel with shell fragment 14 upper portion, and the bottom of shell fragment 14 inwards buckles to form the U-shaped, and the top of shell fragment 14 insert in the mounting groove and with mounting groove fixed connection. The stiffness coefficients of the elastic pieces 14 of the connecting pipes 3 are different, and the lower the elastic piece 14 is, the lower the stiffness coefficient is. The middle part of the clamping rod 8 is an elastic rod which is fixedly connected with the rigid rods at the front end and the rear end of the clamping rod 8. The elastic rod can be made of plastics or rubber, but the rubber material is high in flexibility, elastic mild steel needs to be fixedly arranged outside the rubber, and two ends of the elastic mild steel are fixedly connected with the rigid rod. The fixed flexible spacing rope 12 that is provided with towards the one end of first branch pipe on joint pole 8, the front end of spacing rope 12 is tied a knot, and spacing rope 12 passes joint pipe 13 and can block by the tip of joint pipe 13, and joint pole 8 can be gone into to the joint pipe 13 of card. Two adjacent connecting pipes 3 when joint pipe 13 and joint pole 8 joint, leave the clearance between two adjacent connecting pipes 3. A plurality of bulges 9 are arranged at intervals at one end of the connecting pipe 3. The outer wall of the connecting pipe 3 is provided with a plurality of leak holes 10. The front end of the connecting pipe 3 at the lowest end is fixedly provided with a conical head 4, the conical head 4 is provided with a through hole 7, and the through hole 7 is communicated with the inside of the connecting pipe 3; the rear end of the uppermost connecting pipe 3 is provided with a baffle which cannot seal the connecting pipe 3, and the baffle is positioned inside the connecting pipe 3.

The bottom of the bending pipe 5 is provided with a plurality of jacks 6, and the vertical reinforcing pipe 2 can be inserted into the jacks 6.

In the specific implementation:

s1, drilling a plurality of holes with different depths at the subgrade settlement position, wherein the diameter of each hole can accommodate the insertion pipe 1;

s2, placing the insertion tube 1 into the hole, and then placing the horizontal reinforcing tube into the insertion tube 1;

s3, pushing the horizontal reinforcing pipe downwards to move to the horizontal position of the insertion pipe 1 and horizontally insert the horizontal reinforcing pipe into the soil of the roadbed; finally, the horizontal reinforcement tube can be completely pushed into the horizontal part of the cannula 1 by using any rod-shaped object;

s4, putting the vertical reinforcing pipes 2 into the insertion pipes 1, inserting the numerical reinforcing pipes into the insertion holes 6, and then driving the numerical reinforcing pipes into the deep part of the roadbed;

s5, pouring a curing agent into the cannula 1.

When horizontal reinforcement pipe got into intubate 1, a plurality of connecting pipes 3 of horizontal reinforcement pipe were in vertical state, owing to be provided with joint pole 8 and joint pipe 13 in the adjacent connecting pipe 3 this moment, shell fragment 14 on the joint pole 8 can block to a certain extent that joint pole 8 inserts in joint pipe 13, so has certain clearance between the connecting pipe 3. When the lower connection pipe 3 enters the horizontal portion of the insertion pipe 1, the connection pipe 3 is also horizontally moved and the connection pipe 3 is moved outward and inserted into the soil. Earth will block connecting pipe 3, and reaction force is applyed for connecting pipe 3, and when this moment impel whole horizontal reinforcing pipe downwards hard, thereby the joint pole 8 in two connecting pipes 3 of below can overcome shell fragment 14 and enter into in the joint pipe 13 and accomplish the joint, so thereby the joint links together so that the horizontally connecting pipe 3 homoenergetic is accomplished the joint to improve the reinforcing properties of horizontal reinforcing pipe.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.

Claims

1. The utility model provides a road bed reinforcing apparatus which characterized in that: the pipe-inserting type pipe joint comprises an inserting pipe and a horizontal reinforcing pipe, wherein the inserting pipe comprises a plurality of bent pipes, the bottoms of the bent pipes are bent to be horizontal, and the bent pipes are arranged in a circular array and are fixedly connected; the horizontal reinforcing pipe comprises a plurality of groups of connecting pipes, a clamping pipe and a clamping rod are concentrically arranged inside the connecting pipes, the clamping pipe is located at the front end of the clamping rod, a plurality of elastic sheets are obliquely arranged in the circumferential direction of the clamping rod, a flexible limiting rope is arranged on the clamping rod towards one end of a first branch pipe, the limiting rope penetrates through the clamping pipe and can be blocked by the end portion of the clamping pipe, the clamping rod can be clamped into the clamping pipe, a plurality of jacks are formed in the bottom of the inserting pipe, vertical reinforcing pipes can be inserted into the jacks, when the clamping pipe of two adjacent connecting pipes is clamped with the clamping rod, gaps are reserved between the two adjacent connecting pipes, the stiffness coefficients of the elastic sheets of the connecting pipes are different, the elastic sheets located below are more lower, the middle portion of the clamping rod is an elastic rod, and the elastic rod is fixedly connected with the rigid rods at the front end and the rear end of the clamping rod,

the construction method of the roadbed reinforcing device comprises the following steps:

s4, placing the vertical reinforcing pipes into the insertion pipes, inserting the numerical reinforcing pipes into the insertion holes, and then driving the numerical reinforcing pipes into the deep part of the roadbed;

s5, pouring curing agent into the cannula.

2. The roadbed reinforcing device of claim 1, wherein: one end of the connecting pipe is provided with a plurality of bulges at intervals.

3. The roadbed reinforcing apparatus of claim 2, wherein: the front end of the connecting pipe at the lowest end is provided with a conical head; the rear end of the connecting pipe at the uppermost end is provided with a baffle.

4. The roadbed reinforcing apparatus of claim 3, wherein: and a plurality of leakage holes are formed in the outer wall of the connecting pipe.