Tunnel connection channel pipe jacking construction equipment

Abstract

The utility model belongs to the technical field of tunnel construction, and discloses tunnel connection channel pipe jacking construction equipment which comprises a pipe jacking machine, a jacking mechanism and a conveying system. The pipe jacking machine can be propelled in the soil layer to be excavated so as to drive the pipe joints to be inserted into the soil layer to be excavated, and a tunnel connection channel is formed. The pushing mechanism is arranged in an existing tunnel and directly faces the initial position of a soil layer to be excavated, and the pushing mechanism can sequentially push the multiple pipe joints to the rear end of the pipe jacking machine one by one. The conveying system is arranged in the existing tunnel and extends to the initial position of a soil layer to be excavated, the pipe joints can be sequentially and continuously conveyed to the position between the initial position of the pushing mechanism and the initial position of the soil layer to be excavated, and the pushing action of the pushing mechanism and the conveying action of the conveying system are alternately carried out. According to the pipe jacking construction equipment for the tunnel connection channel, continuous conveying and jacking of the pipe joints can be achieved, and the construction continuity and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction, in particular to a tunnel communication channel jacking construction device. Background Art

[0002] The tunnel connecting passage is a horizontal passage set up between two subway tunnels, which plays the role of safe evacuation of passengers, tunnel drainage, fire prevention and fire fighting.

[0003] During the construction of the above-mentioned tunnel connection channel, it is necessary to carry out pipe jacking construction, which is a construction technology for burying pipes using trenchless construction methods. Pipe jacking construction is the process of using the jacking force generated by the jacking equipment in the working pit to overcome the friction between the pipe section and the surrounding soil, push the pipe section into the soil, and transport the soil out. During the pipe jacking construction process, multiple pipe sections will be pushed one by one. If the pipe jacking distance is long, the pipe sections need to be transported continuously. The traditional method requires stopping work and waiting during the transportation of each pipe section. Construction can only be carried out after the pipe section that needs to be pushed is delivered, resulting in low construction efficiency and affecting the progress of the project.

[0004] Therefore, there is an urgent need for a tunnel communication channel jacking construction equipment to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a tunnel communication channel jacking construction device, which can realize the continuous conveying and jacking of pipe sections and improve the continuity and efficiency of construction.

[0006] To achieve this purpose, the utility model adopts the following technical solutions:

[0007] Tunnel connection channel pipe jacking construction equipment, including:

[0008] The pipe jacking machine can be pushed forward in the soil layer to be excavated to drive the pipe section to be inserted into the soil layer to be excavated to form a tunnel communication channel;

[0009] A jacking mechanism, which is arranged in the existing tunnel and is located at the starting position of the soil layer to be excavated, and can push the plurality of pipe sections one by one to the rear end of the pipe jacking machine;

[0010] A conveying system is arranged in the existing tunnel and extends to the starting position of the soil layer to be excavated. The conveying system can sequentially and continuously convey multiple pipe sections to between the jacking mechanism and the starting position of the soil layer to be excavated. The jacking action of the jacking mechanism and the conveying action of the conveying system are performed alternately.

[0011] As a preferred solution for the tunnel communication channel jacking construction equipment provided by the utility model, the conveying system includes a conveyor belt and a driving device. The conveyor belt extends from the working shaft to the existing tunnel and extends to the starting position of the soil layer to be excavated. The working shaft is connected to the existing tunnel. The driving device is transmission-connected to the conveyor belt and is configured to drive the conveyor belt to move so as to transmit the pipe section.

[0012] As a preferred solution of the tunnel connecting channel jacking construction equipment provided by the utility model, the tunnel connecting channel jacking construction equipment also includes a controller, and the jacking mechanism and the conveying system are respectively communicatively connected to the controller, and the controller can control the jacking and retraction of the jacking mechanism, and can also control the delivery and stopping of the conveying system.

[0013] As a preferred solution of the tunnel communication channel jacking construction equipment provided by the utility model, the jacking mechanism includes a plurality of jacks, and the plurality of jacks are arranged on the shaft wall of the existing tunnel at the starting position of the soil layer to be excavated.

[0014] As a preferred solution of the tunnel communication channel jacking construction equipment provided by the utility model, there are four jacks, and the four jacks are arranged in a rectangular array.

[0015] As a preferred solution of the tunnel communication channel jacking construction equipment provided by the utility model, the jacking machine includes a jacking main machine, a slurry inlet pipe and a slurry discharge pipe. The jacking main machine can be advanced in the soil layer to be excavated, the slurry inlet pipe can provide working mud to the cutter head of the jacking main machine, and the slurry discharge pipe can discharge the debris mud generated by the drilling of the jacking main machine.

[0016] As a preferred solution of the tunnel connecting channel jacking construction equipment provided by the utility model, the tunnel connecting channel jacking construction equipment also includes a mud and water treatment device, the slurry inlet pipe and the slurry discharge pipe are respectively connected to the mud and water treatment device, and the mud and water treatment device can process the debris mud discharged from the slurry discharge pipe into working mud, which is then supplied to the jacking main machine through the slurry inlet pipe.

[0017] As a preferred solution of the tunnel communication channel jacking construction equipment provided by the utility model, the tunnel communication channel jacking construction equipment also includes a crane, which is arranged in a working shaft, and the working shaft is connected to the existing tunnel; the crane can lower the pipe section onto the conveying system.

[0018] As a preferred solution for the tunnel communication channel jacking construction equipment provided by the utility model, the pipe segment includes a first side pipe segment and a second side pipe segment, and the first side pipe segment and the second side pipe segment are detachably spliced ​​with each other along a busbar.

[0019] As a preferred solution for the tunnel communication channel jacking construction equipment provided by the utility model, the splicing surface of the first side pipe section is provided with a first socket structure, and the splicing surface of the second side pipe section is provided with a second socket structure, and the first socket structure can be inserted and connected to the second socket structure.

[0020] Beneficial effects of the utility model:

[0021] The tunnel communication channel jacking construction equipment provided by the utility model includes a jacking machine, a jacking mechanism and a conveying system. The jacking machine can be advanced in the soil layer to be excavated to drive the pipe section to be inserted into the soil layer to be excavated to form a tunnel communication channel. The jacking mechanism is arranged in the existing tunnel and is located at the starting position of the soil layer to be excavated. The jacking mechanism can push a plurality of the pipe sections to the rear end of the jacking machine one by one in sequence. The conveying system is arranged in the existing tunnel and extends to the starting position of the soil layer to be excavated. It can sequentially and continuously convey a plurality of the pipe sections to between the jacking mechanism and the starting position of the soil layer to be excavated. When the conveying system conveys a pipe section to between the jacking mechanism and the starting position of the soil layer to be excavated, the jacking mechanism pushes the pipe section to the rear end connected to the jacking machine, and the jacking action of the jacking mechanism and the conveying action of the conveying system are performed alternately to realize the continuous conveying and jacking of the pipe section, thereby improving the continuity and efficiency of the construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a top view of the tunnel communication channel jacking construction equipment provided by the embodiment of the utility model during the transportation process;

[0023] Figure 2 It is a top view of the tunnel communication channel jacking construction equipment provided by the embodiment of the utility model during the jacking process;

[0024] Figure 3 It is a partial structural side view of the tunnel communication channel jacking construction equipment provided by an embodiment of the utility model.

[0025] In the figure:

[0026] 1. Soil layer to be excavated; 2. Existing tunnel; 3. Working shaft;

[0027] 10. pipe joint; 11. first side pipe section; 12. second side pipe section; 13. first socket structure; 14. second socket structure;

[0028] 100, pipe jacking machine; 110, pipe jacking host; 120, slurry inlet pipe; 130, slurry discharge pipe;

[0029] 200. Push mechanism; 210. Jack;

[0030] 300. conveying system; 310. conveyor belt; 320. driving device;

[0031] 400, controller;

[0032] 500. Mud and water treatment device;

[0033] 600. Crane. DETAILED DESCRIPTION

[0034] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0035] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0037] In the description of this embodiment, the terms "upper", "lower", "right", "left" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0038] Figure 1 A top view of the tunnel communication channel jacking construction equipment provided by the embodiment of the utility model during the transportation process is shown; Figure 2A top view of the tunnel communication channel jacking construction equipment provided by the embodiment of the utility model during the jacking process is shown; Figure 3 The side view of the partial structure of the tunnel communication channel jacking construction equipment provided by the embodiment of the utility model is shown. Figure 1-Figure 3 This embodiment provides a tunnel communication channel jacking construction equipment, which can form a tunnel communication channel on the side of an existing tunnel 2.

[0039] A part of the tunnel communication channel pipe jacking construction equipment is arranged in the existing tunnel 2, and another part is arranged in a vertically opened working shaft 3, and the working shaft 3 is connected to the existing tunnel 2. The tunnel communication channel pipe jacking construction equipment includes a pipe jacking machine 100, a jacking mechanism 200, and a conveying system 300.

[0040] Specifically, the pipe jacking machine 100 can be advanced in the soil layer 1 to be excavated to drive the pipe segment 10 to be inserted into the soil layer 1 to be excavated to form a tunnel communication channel. The pushing mechanism 200 is arranged in the existing tunnel 2 and is located at the starting position of the soil layer 1 to be excavated. The pushing mechanism 200 can push the plurality of pipe segments 10 one by one to the rear end of the pipe jacking machine 100. Under the excavation action of the pipe jacking machine 100 and the pushing action of the pushing mechanism 200, the plurality of pipe segments 10 follow the pipe jacking machine 100 to enter the soil layer 1 to be excavated.

[0041] More specifically, the jacking mechanism 200 includes a plurality of jacks 210, which are arranged on the shaft wall at the starting position of the soil layer 1 to be excavated in the existing tunnel 2. In this embodiment, there are four jacks 210, which are arranged in a rectangular array. Through the above arrangement, the pipe section 10 can be reliably pushed, and the uniformity of the force applied to the pipe section 10 when it is pushed can be ensured.

[0042] More specifically, the pipe jacking machine 100 includes a pipe jacking main machine 110, a slurry inlet pipe 120 and a slurry discharge pipe 130. The pipe jacking main machine 110 can be advanced in the soil layer 1 to be excavated, the slurry inlet pipe 120 can provide working slurry to the cutter head of the pipe jacking main machine 110, and the slurry discharge pipe 130 can discharge the slag slurry generated by the drilling of the pipe jacking main machine 110.

[0043] Preferably, the tunnel communication channel jacking construction equipment further includes a mud and water treatment device 500. The slurry inlet pipe 120 and the slurry discharge pipe 130 are respectively connected to the mud and water treatment device 500, and the mud and water treatment device 500 can process the slag slurry discharged from the slurry discharge pipe 130 into working slurry, which is then supplied to the jacking main machine 110 through the slurry inlet pipe 120. The mud and water treatment device 500 screens and filters the slag slurry, removes large particles of slag, and converts the slag slurry into working slurry that can be used by the jacking main machine 110, so as to realize the recycling of slurry and ensure the cleanliness and environmental protection of the construction site.

[0044] Continue to refer to Figure 1-Figure 3 The conveying system 300 starts from the working shaft 3, extends into the existing tunnel 2, and finally extends to the starting position of the soil layer 1 to be excavated, and can sequentially and continuously convey multiple pipe segments 10 to between the jacking mechanism 200 and the starting position of the soil layer 1 to be excavated. The jacking action of the jacking mechanism 200 and the conveying action of the conveying system 300 can be performed alternately. Through the above arrangement, the continuous conveying and jacking of the pipe segment 10 can be achieved, thereby improving the continuity and efficiency of the tunnel communication channel construction process.

[0045] Specifically, the conveying system 300 includes a conveyor belt 310 and a driving device 320. The conveyor belt 310 extends from the working shaft 3 to the existing tunnel 2 and to the starting position of the soil layer 1 to be excavated. The driving device 320 is connected to the conveyor belt 310 and is configured to drive the conveyor belt 310 to transport the pipe section 10. The driving device 320 can be a motor, etc., so long as it can drive the conveying action of the conveyor belt 310. The specific type of the driving device 320 is not described in detail in this embodiment.

[0046] More specifically, the tunnel communication channel pipe jacking construction equipment also includes a controller 400. The jacking mechanism 200 and the conveying system 300 are respectively communicatively connected to the controller 400, and the controller 400 can control the jacking and retraction of the jacking mechanism 200, and can also control the conveying and stopping of the conveying system 300. In other words, the controller 400 can control the jacking action of the jacking mechanism 200 and the conveying action of the conveying system 300 to be alternately performed. In this embodiment, the controller 400 can specifically be an STM32 controller, which is a prior art, and its structure and principle are not described in detail in this embodiment.

[0047] Continue to refer to Figure 3 The tunnel communication channel jacking construction equipment also includes a crane 600. The crane 600 is arranged in the working well 3 and can lower the pipe section 10 onto the conveyor belt 310. The crane 600 can specifically be a gantry crane in the prior art.

[0048] Specifically, the pipe section 10 includes a first side pipe section 11 and a second side pipe section 12 , and the first side pipe section 11 and the second side pipe section 12 are detachably spliced ​​with each other along a busbar.

[0049] More specifically, the splicing surface of the first side pipe section 11 is provided with a first socket structure 13, and the splicing surface of the second side pipe section 12 is provided with a second socket structure 14, and the first socket structure 13 can be plugged and connected to the second socket structure 14. The first socket structure 13 and the second socket structure 14 can be mutually matching socket joint components in the prior art.

[0050] In this embodiment, the first side pipe section 11 and the second side pipe section 12 can be spliced ​​in the working well 3 to form a complete pipe section 10, and then the pipe section 10 can be transported. First, the splicing surface of the second side pipe section 12 is placed on the conveyor belt 310 with the splicing surface facing upward, and then the first side pipe section 11 is lifted downward with the splicing surface facing downward to the top of the second side pipe section 12 by the crane 600, and the first side pipe section 11 is lowered, so that the first side pipe section 11 and the second side pipe section 12 are spliced ​​into the whole pipe section 10.

[0051] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. Tunnel communication channel pipe jacking construction equipment, characterized in that: include: The pipe jacking machine (100) is capable of advancing in the soil layer to be excavated (1) to drive the pipe segment (10) to be inserted into the soil layer to be excavated (1) to form a tunnel communication channel; A pushing mechanism (200), the pushing mechanism (200) being arranged in the existing tunnel (2) and facing the starting position of the soil layer (1) to be excavated, the pushing mechanism (200) being capable of pushing the plurality of pipe sections (10) one by one in sequence to the rear end of the pipe jacking machine (100); A conveying system (300), wherein the conveying system (300) is arranged in the existing tunnel (2) and extends to the starting position of the soil layer to be excavated (1), and is capable of sequentially and continuously conveying a plurality of the pipe segments (10) to between the jacking mechanism (200) and the starting position of the soil layer to be excavated (1), wherein the jacking action of the jacking mechanism (200) and the conveying action of the conveying system (300) are performed alternately.

2. The tunnel communication channel pipe jacking construction equipment according to claim 1, characterized in that: The conveying system (300) comprises a conveyor belt (310) and a driving device (320), wherein the conveyor belt (310) extends from a working shaft (3) into the existing tunnel (2) and to the starting position of the soil layer to be excavated (1), wherein the working shaft (3) is connected to the existing tunnel (2), and the driving device (320) is transmission-connected to the conveyor belt (310) and is configured to drive the conveyor belt (310) to move so as to transport the pipe segment (10).

3. The tunnel communication channel jacking construction equipment according to claim 1, characterized in that: The tunnel communication channel jacking construction equipment also includes a controller (400), and the jacking mechanism (200) and the conveying system (300) are respectively communicatively connected to the controller (400). The controller (400) can control the jacking and retraction of the jacking mechanism (200), and can also control the conveying and stopping of the conveying system (300).

4. The tunnel communication channel pipe jacking construction equipment according to claim 1, characterized in that: The jacking mechanism (200) comprises a plurality of jacks (210), and the plurality of jacks (210) are arranged on the shaft wall of the existing tunnel (2) at a starting position facing the soil layer (1) to be excavated.

5. The tunnel communication channel pipe jacking construction equipment according to claim 4, characterized in that: There are four jacks (210), and the four jacks (210) are arranged in a rectangular array.

6. The tunnel communication channel jacking construction equipment according to claim 1, characterized in that: The pipe jacking machine (100) comprises a pipe jacking main machine (110), a slurry inlet pipe (120) and a slurry discharge pipe (130); the pipe jacking main machine (110) can be advanced in the soil layer (1) to be excavated; the slurry inlet pipe (120) can provide working slurry to the cutter head of the pipe jacking main machine (110); and the slurry discharge pipe (130) can discharge the slag slurry generated by the drilling of the pipe jacking main machine (110).

7. The tunnel communication channel pipe jacking construction equipment according to claim 6, characterized in that: The tunnel communication channel jacking construction equipment further comprises a mud and water treatment device (500), the slurry inlet pipe (120) and the slurry discharge pipe (130) are respectively connected to the mud and water treatment device (500), and the mud and water treatment device (500) can process the slag slurry discharged from the slurry discharge pipe (130) into working slurry, which is then supplied to the jacking main machine (110) through the slurry inlet pipe (120).

8. The tunnel communication channel pipe jacking construction equipment according to claim 1, characterized in that: The tunnel communication channel jacking construction equipment further comprises a crane (600), wherein the crane (600) is arranged in a working shaft (3), wherein the working shaft (3) is connected to the existing tunnel (2); the crane (600) is capable of lowering the pipe section (10) onto the conveying system (300).

9. The tunnel communication channel pipe jacking construction equipment according to any one of claims 1 to 8, characterized in that: The pipe section (10) comprises a first side pipe section (11) and a second side pipe section (12), wherein the first side pipe section (11) and the second side pipe section (12) are detachably spliced ​​with each other along a generatrix.

10. The tunnel communication channel pipe jacking construction equipment according to claim 9, characterized in that: The splicing surface of the first side pipe section (11) is provided with a first socket structure (13), and the splicing surface of the second side pipe section (12) is provided with a second socket structure (14), and the first socket structure (13) can be plugged and connected to the second socket structure (14).

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