CN213654852U

CN213654852U - Water conservancy pipeline push pipe digger

Info

Publication number: CN213654852U
Application number: CN202022758807.5U
Authority: CN
Inventors: 刘倩; 朱俊杰
Original assignee: Individual
Current assignee: Henan Haoyuan Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-09
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a water conservancy pipeline pipe-jacking and soil-digging device, which comprises a foundation pit wall body, wherein one side of the foundation pit wall body is fixedly provided with a bearing steel plate, the bearing steel plate is sleeved with a plurality of hydraulic jacks, a first track is laid right in front of the bearing steel plate, one side of the first track is laid with a concrete pipe, a second track is laid in the concrete pipe, a bearing box body is arranged on the second track, a spiral conveyor pipeline is arranged above the bearing box body, and the tail part of the spiral conveyor pipeline is fixedly provided with a connecting rod, one side of the connecting rod is fixedly provided with a spiral motor, the spiral conveyor pipeline is internally provided with a spiral rod, the screw rod is connected with the output point of the screw motor, the outer wall of the top of the screw conveyer pipeline is provided with a pipeline opening, and the pipeline port and the receiving box body are positioned on the same vertical horizontal line, the device has novel design and simple structure and is worth being widely popularized.

Description

Water conservancy pipeline push pipe digger

Technical Field

The utility model relates to a hydraulic engineering construction technical field specifically is a hydraulic pipeline push pipe device of digging.

Background

The pipe-jacking construction is a non-excavation construction method, and is a pipeline burying construction technology without excavation or with few excavations. The pipe jacking construction is that the friction force between the pipeline and the surrounding soil is overcome by means of the jacking force generated by jacking equipment in a working pit, the pipeline is jacked into the soil according to the designed gradient, and earthwork is transported away. After one section of pipe is pushed into the soil layer, the second section of pipe is pushed into the soil layer continuously. The principle is that by means of the thrust of the main top oil cylinder, the pipeline and the relay, the tool pipe or the development machine is pushed into the receiving pit from the working pit through the soil layer and is lifted. The pipeline is buried between the two pits after following the tool pipe or the heading machine.

However, in the pipe jacking construction process in the prior art, if the excavation speed is greater than the propulsion speed, soil subsidence is easily caused; and the jacking pipe needs to bear larger pressure in the soil, and is easy to damage after being used for a long time. And the safety of the operation personnel working underground for a long time is poor, so that the improvement is made, and the novel water conservancy pipeline pipe-jacking and soil-digging device is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a water conservancy pipeline pipe-jacking soil-digging device, which comprises a foundation pit wall body, wherein a bearing steel plate is fixedly arranged on one side of the foundation pit wall body, the bearing steel plate is sleeved with a plurality of hydraulic jacks, a first rail is laid right in front of the bearing steel plate, a concrete pipe is laid on one side of the first rail, a second track is laid in the concrete pipe, a bearing box body is arranged on the second track, a spiral conveyor pipeline is arranged above the bearing box body, and the tail part of the spiral conveyor pipeline is fixedly provided with a connecting rod, one side of the connecting rod is fixedly provided with a spiral motor, the spiral conveyor pipeline is internally provided with a spiral rod, and the screw rod is connected with an output point of the screw motor, a pipeline port is formed in the outer wall of the top of the pipeline of the screw conveyor, and the pipeline port and the receiving box body are located on the same vertical horizontal line.

As a preferred technical scheme of the utility model, one side of second track sets up installs the balanced push bench of earth pressure, just the leading flank fixed mounting of the balanced push bench of earth pressure has a plurality of grouting pipeline, grouting pipeline has rotatory blade disc keeping away from the balanced push bench opposite side fixed mounting of earth pressure, just the outside fixed mounting of rotatory blade disc has conical bit, conical bit passes through hexagon bolt to be fixed on rotatory blade disc, just set up on the rotatory blade disc and install the triangle blade.

As an optimal technical scheme of the utility model, rotatory blade disc passes through the universal driving shaft and is connected with the balanced pipe push bench transmission of soil pressure, just the universal driving shaft passes through bolt fixed mounting on the balanced pipe push bench of soil pressure.

As an optimal technical scheme of the utility model, circular through-hole has been seted up to balanced push bench bottom one side of soil pressure, just the screw conveyer pipe installation is in the inside of circular through-hole.

As an optimal technical scheme of the utility model, the back fixed mounting of earth pressure balance push bench has a plurality of servo motor, just servo motor is connected with the transmission of rotatory blade disc.

As a preferred technical scheme of the utility model, accept box inner wall one side and seted up the pipeline through-hole, just one side fixed mounting of pipeline through-hole has mud transport pipe way, just mud transport pipe way below is provided with square supporting seat.

As an optimal technical scheme of the utility model, set up on the concrete pipe inner wall and install mud pipeline, just mud pipeline is connected with the slip casting pipeline.

As a preferred technical scheme of the utility model, accept the bottom half fixed mounting all around there is the universal wheel, the universal wheel is installed in orbital inside of second, just set up on the universal wheel and install the brake sole.

The utility model has the advantages that:

1. this kind of water conservancy pipeline push pipe device of digging, install earth pressure balance push bench through setting up in orbital one side of second, and earth pressure balance push bench's leading flank fixed mounting has a plurality of grouting pipeline, grouting pipeline has rotatory blade disc keeping away from earth pressure balance push bench opposite side fixed mounting, and the outside fixed mounting of rotatory blade disc has conical bit, conical bit passes through hexagon bolt to be fixed on rotatory blade disc, and set up on the rotatory blade disc and install the triangle blade, set up on the concrete pipe inner wall and install mud pipeline, and mud pipeline is connected with grouting pipeline. The two are matched to further realize that the pressure of the cutter head can be relieved by slurry injected by the grouting pipeline in the process of tunneling the rotary cutter head, so that the continuous work of the cutter head is facilitated, and the timeliness of the device is improved;

2. according to the water conservancy pipeline pipe-jacking and soil-digging device, the spiral conveyor pipeline is arranged and installed above the bearing box body, the connecting rod is fixedly installed at the tail part of the spiral conveyor pipeline, the spiral motor is fixedly installed on one side of the connecting rod, the spiral rod is arranged and installed inside the spiral conveyor pipeline and is connected with the output point of the spiral motor, the pipeline opening is formed in the outer wall of the top part of the spiral conveyor pipeline and is positioned on the same vertical horizontal line with the bearing box body, so that soil after the tunneling of the rotary cutter head is completed can be directly output into the bearing box body through the spiral conveyor and is transported out through the transport pipeline, the labor cost is greatly saved, and the practicability of the device is improved;

3. this kind of water conservancy pipeline push pipe device of digging, have through one side fixed mounting at the foundation ditch wall body and accept the steel sheet, and accept to overlap on the steel sheet and be equipped with a plurality of hydraulic jack, accept the dead ahead of steel sheet and laid first track, the installation of accepting the steel sheet can disperse the concrete pipe and to hydraulic jack pressure at propulsive in-process, improves the life of this kind of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a perspective view of a water conservancy pipeline pipe-jacking and excavating device of the present invention;

FIG. 2 is a plan view of the water conservancy pipeline pipe-jacking and excavating device of the present invention;

fig. 3 is the utility model discloses a water conservancy pipeline push pipe device of digging.

In the figure: 1. a foundation pit wall body; 2. carrying a steel plate; 3. a first track; 4. a second track; 5. a concrete pipe; 6. a slurry delivery conduit; 7. a conduit through hole; 8. a slurry transport pipeline; 9. a receiving box body; 10. a universal wheel; 11. a conical drill bit; 12. a hexagon bolt; 13. rotating the cutter head; 14. a triangular blade; 15. a soil pressure balance push bench; 16. grouting a pipeline; 17. a linkage shaft; 18. a bolt; 19. a servo motor; 20. a circular through hole; 21. a screw rod; 22. a screw conveyor pipeline; 23. a connecting rod; 24. a screw motor; 25. a pipe orifice; 26. and a hydraulic jack.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a water conservancy pipeline pipe-jacking soil-digging device, which comprises a foundation pit wall 1, wherein a bearing steel plate 2 is fixedly arranged on one side of the foundation pit wall 1, a plurality of hydraulic jacks 26 are sleeved on the bearing steel plate 2, a first track 3 is laid right ahead of the bearing steel plate 2, a concrete pipe 5 is laid on one side of the first track 3, a second track 4 is laid inside the concrete pipe 5, a bearing box body 9 is arranged on the second track 4, a screw conveyor pipeline 22 is arranged above the bearing box body 9, a connecting rod 23 is fixedly arranged at the tail part of the screw conveyor pipeline 22, a screw motor 24 is fixedly arranged on one side of the connecting rod 23, a screw rod 21 is arranged inside the screw conveyor pipeline 22, the screw rod 21 is connected with an output point of the screw motor 24, a pipeline port 25 is arranged on the outer wall at the top part of the screw conveyor pipeline 22, and the pipeline port 25 and the receiving box body 9 are positioned on the same vertical horizontal line.

Wherein, one side of second track 4 sets up installs earth pressure balance push bench 15, just earth pressure balance push bench 15's leading flank fixed mounting has a plurality of grouting pipeline 16, grouting pipeline 16 has rotatory cutter head 13 keeping away from earth pressure balance push bench 15 opposite side fixed mounting, just rotatory cutter head 13's outside fixed mounting has conical bit 11, conical bit 11 passes through hex bolts 12 to be fixed on rotatory cutter head 13, just set up on the rotatory cutter head 13 and install triangle blade 14.

The rotary cutter head 13 is in transmission connection with the earth pressure balance push bench 15 through a linkage shaft 17, and the linkage shaft 17 is fixedly installed on the earth pressure balance push bench 15 through a bolt 18.

Wherein, a circular through hole 20 is opened at one side of the bottom of the earth pressure balance push bench 15, and the spiral conveyer pipeline 22 is installed inside the circular through hole 20.

A plurality of servo motors 19 are fixedly mounted on the back face of the earth pressure balance push bench 15, and the servo motors 19 are in transmission connection with the rotary cutter head 13.

Wherein, a pipeline through hole 7 is arranged on one side of the inner wall of the bearing box body 9, a slurry transportation pipeline 8 is fixedly arranged on one side of the pipeline through hole 7, and a square supporting seat is arranged below the slurry transportation pipeline 8.

Wherein, the inner wall of the concrete pipe 5 is provided with a slurry conveying pipeline 6, and the slurry conveying pipeline 6 is connected with a grouting pipeline 16.

Wherein, the bottom of the receiving box body 9 is fixedly provided with universal wheels 10 all around, the universal wheels 10 are arranged in the second track 4, and the universal wheels 10 are provided with brake foot plates.

The working principle is as follows: firstly, a foundation pit wall body 1 is excavated, a bearing steel plate 2 and a hydraulic jack 26 are installed on one side of the foundation pit wall body 1, a first track 3 is laid in front of the hydraulic jack 26, a soil leveling pipe jacking machine 16 is transferred into the foundation pit wall body 1 by using a hoisting machine and is placed above the first track 3, a servo motor 22 is started to enable a rotary cutter head 15 to start working in a direction needing tunneling, a rear hydraulic jack 26 abuts against a concrete pipe 5 to advance, the rotary cutter head 16 is matched with a conical drill bit 11 to tunnel in the process of tunneling, soil generated in the process of tunneling is conveyed into a bearing box body 9 by a rotary screw conveyor behind the soil pressure leveling pipe jacking machine 15, meanwhile, slurry is conveyed into a grouting pipeline 16 through a slurry conveying pipeline 6 to start injecting slurry into the rotary cutter head 13 to relieve the pressure of the rotary cutter head, the soil in the bearing box body 9 is changed into a mixture after the slurry is mixed, can carry foundation ditch wall body 1 department through mud transport pipe way 8, again through artifical soil transport to foundation ditch wall body 1 outside can, this kind of device novel in design, simple structure are worth extensively promoting.

Claims

1. A water conservancy pipeline pipe jacking and soil excavating device comprises a foundation pit wall body (1) and is characterized in that a bearing steel plate (2) is fixedly installed on one side of the foundation pit wall body (1), a plurality of hydraulic jacks (26) are sleeved on the bearing steel plate (2), a first track (3) is laid right ahead of the bearing steel plate (2), a concrete pipe (5) is laid on one side of the first track (3), a second track (4) is laid inside the concrete pipe (5), a bearing box body (9) is arranged on the second track (4), a spiral conveyor pipeline (22) is installed above the bearing box body (9), a connecting rod (23) is fixedly installed at the tail of the spiral conveyor pipeline (22), a spiral motor (24) is fixedly installed on one side of the connecting rod (23), a spiral rod (21) is installed inside the spiral conveyor pipeline (22), and the screw rod (21) is connected with an output point of the screw motor (24), a pipeline port (25) is formed in the outer wall of the top of the spiral conveyer pipeline (22), and the pipeline port (25) and the receiving box body (9) are located on the same vertical horizontal line.

2. The water conservancy pipeline push pipe excavating device as claimed in claim 1, wherein one side of the second track (4) is provided with an earth pressure balance push pipe machine (15), a plurality of grouting pipelines (16) are fixedly installed on the front side surface of the earth pressure balance push pipe machine (15), a rotary cutter head (13) is fixedly installed on the other side of the grouting pipeline (16) far away from the earth pressure balance push pipe machine (15), a conical drill bit (11) is fixedly installed on the outer side of the rotary cutter head (13), the conical drill bit (11) is fixed on the rotary cutter head (13) through a hexagonal bolt (12), and a triangular cutter blade (14) is installed on the rotary cutter head (13).

3. The water conservancy pipeline push pipe soil excavating device as claimed in claim 2, wherein the rotary cutter head (13) is in transmission connection with the earth pressure balance push pipe machine (15) through a linkage shaft (17), and the linkage shaft (17) is fixedly installed on the earth pressure balance push pipe machine (15) through a bolt (18).

4. The water conservancy pipeline push pipe excavating device as claimed in claim 3, wherein a circular through hole (20) is formed in one side of the bottom of the earth pressure balance push pipe machine (15), and the spiral conveyor pipeline (22) is installed inside the circular through hole (20).

5. The water conservancy pipeline pipe jacking soil excavating device as claimed in claim 2, wherein a plurality of servo motors (19) are fixedly mounted on the back surface of the soil pressure balance pipe jacking machine (15), and the servo motors (19) are in transmission connection with the rotary cutter head (13).

6. The water conservancy pipeline jacking pipe excavating device as claimed in claim 1, wherein a pipeline through hole (7) is formed in one side of the inner wall of the receiving box body (9), a slurry transport pipeline (8) is fixedly installed on one side of the pipeline through hole (7), and a square support seat is arranged below the slurry transport pipeline (8).

7. The water conservancy pipeline jacking pipe excavating device as claimed in claim 1, wherein a slurry conveying pipeline (6) is arranged and installed on the inner wall of the concrete pipe (5), and the slurry conveying pipeline (6) is connected with a grouting pipeline (16).

8. The water conservancy pipeline jacking pipe excavating device as claimed in claim 1, wherein universal wheels (10) are fixedly mounted around the bottom of the receiving box body (9), the universal wheels (10) are mounted inside the second rail (4), and brake foot plates are arranged and mounted on the universal wheels (10).