Grouting device for tunnel construction

Abstract

The utility model belongs to the technical field of building construction, and particularly relates to a grouting device for tunnel construction, which comprises a movable base, a slurry storage barrel, a pump body and a support frame are arranged at the top of the movable base, the input end of the pump body is communicated with the slurry storage barrel, and two support sleeves are fixedly connected to the top of the support frame. A rotary drum is arranged in the two supporting sleeves in a penetrating mode, a sleeve is arranged on the left side of the rotary drum in a penetrating mode through a bearing, a first supporting plate and a second supporting plate are arranged at the top of the movable base in a penetrating mode, the left end of the sleeve penetrates through the first supporting plate and communicates with the output end of the pump body, the rotary drum communicates with a grouting pipe, the grouting pipe is wound on the rotary drum, and a bent pipe is arranged in the sleeve in a penetrating mode. The bent pipe is communicated with the grouting pipe; according to the grouting device, grouting work can be carried out through the grouting pipe, the length of the grouting pipe can be adjusted, a worker does not need to move grouting equipment frequently when grouting work is carried out, the grouting position can be adjusted at will only by holding the grouting spray head by hand, work efficiency is high, and practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to a grouting device used for tunnel construction. Background Art

[0002] A tunnel is an engineering structure buried in the ground and is a form of human utilization of underground space. The structure of a tunnel consists of two parts: the main building and ancillary equipment. The main building consists of a tunnel body and a tunnel portal. The ancillary equipment includes a car shelter, fire-fighting facilities, emergency communications and drainage facilities. Long tunnels also have special ventilation and lighting equipment. The main purpose of tunnel grouting is to strengthen the surrounding rock, ensure the stability of the tunnel chamber, and ensure controlled emissions.

[0003] During grouting, the grouting position needs to be constantly adjusted, so the grouting equipment needs to be moved frequently. However, the construction scene in the tunnel is complex, the existing grouting equipment is inconvenient to move, and on-site construction is difficult, which increases the labor intensity of the staff, reduces the grouting efficiency, and has low practicality. In order to change the above situation, a grouting device for tunnel construction is proposed. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a grouting device for tunnel construction.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grouting device for tunnel construction, comprising a mobile base, a slurry storage barrel provided on the top of the mobile base, a first motor fixedly connected to the top of the slurry storage barrel by a flange, a driving end of the first motor fixedly connected to a stirring shaft, a plurality of stirring rods fixedly connected on both sides of the stirring shaft, a feed hopper connected to the side of the slurry storage barrel, a pump body fixedly connected to the top of the mobile base, an input end of the pump body and the slurry storage barrel are connected, a support frame fixedly connected to the top of the mobile base, two support sleeves fixedly connected to the top of the support frame, a rotating drum is passed through the two support sleeves, a connecting pipe is passed through the left side of the rotating drum through a bearing, and a connecting pipe is provided on the connecting pipe There is a grouting pressure gauge, and a first support plate and a second support plate are provided on the top of the movable base. The left end of the connecting pipe passes through the first support plate and is connected to the output end of the pump body. A grouting pipe is connected to the rotating drum, and the grouting pipe is wound on the rotating drum. A bend is passed through the connecting pipe, and the bend is connected to the grouting pipe. A grouting nozzle is provided at the free end of the grouting pipe. A fixing frame is fixedly connected to the top of the movable base, and the grouting nozzle is plugged into the fixing frame. A second motor is fixedly connected to the side of the second support plate, and a drive shaft is passed through the second support plate through a bearing. One end of the drive shaft is fixedly connected to the rotating drum, and the other end of the drive shaft is fixedly connected to the driving end of the second motor.

[0006] Preferably, a control switch is fixedly connected to the fixing frame, a battery is fixedly connected to the top of the movable base, and the battery and the control switch are connected via a wire.

[0007] Preferably, the first motor and the second motor are both connected to the control switch via wires.

[0008] Preferably, the grouting pipe is an explosion-proof hose.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] The utility model can carry out grouting work through the grouting pipe, the length of the grouting pipe can be adjusted, and workers do not need to frequently move the grouting equipment when carrying out the grouting work. They only need to hold the grouting nozzle to adjust the grouting position at will, which has high work efficiency and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 This is a schematic structural diagram of the front cross-section of the present invention;

[0013] Figure 2 This is a schematic structural diagram of the utility model;

[0014] In the figure: 1. Mobile base; 2. Pump body; 3. First support plate; 4. Connecting pipe; 5. Rotating drum; 6. Slurry storage barrel; 7. Stirring rod; 8. Stirring shaft; 9. Feed hopper; 10. First motor; 11. Grouting nozzle; 12. Fixed frame; 13. Control switch; 14. Second motor; 15. Battery; 16. Drive shaft; 17. Second support plate; 18. Support sleeve; 19. Grouting pipe; 20. Bend pipe; 21. Support frame; 22. Grouting pressure gauge. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example

[0016] See also Figure 1-2The utility model provides the following technical solutions: a grouting device for tunnel construction, comprising a mobile base 1, a slurry storage barrel 6 is provided on the top of the mobile base 1, the top of the slurry storage barrel 6 is fixedly connected to a first motor 10 through a flange, the driving end of the first motor 10 is fixedly connected to a stirring shaft 8, both sides of the stirring shaft 8 are fixedly connected to a plurality of stirring rods 7, the side of the slurry storage barrel 6 is connected with a feed hopper 9, the top of the mobile base 1 is fixedly connected to a pump body 2, the input end of the pump body 2 is connected to the slurry storage barrel 6, the top of the mobile base 1 is fixedly connected to a support frame 21, the top of the support frame 21 is fixedly connected to two support sleeves 18, a rotating drum 5 is passed through the two support sleeves 18, a connecting pipe 4 is passed through the left side of the rotating drum 5 through a bearing, a grouting pressure gauge 22 is provided on the connecting pipe 4, the mobile A first support plate 3 and a second support plate 17 are provided on the top of the base 1. The left end of the connecting pipe 4 passes through the first support plate 3 and is connected to the output end of the pump body 2. A grouting pipe 19 is connected to the rotating drum 5, and the grouting pipe 19 is wound around the rotating drum 5. A bend 20 is passed through the connecting pipe 4, and the bend 20 is communicated with the grouting pipe 19. A grouting nozzle 11 is provided at the free end of the grouting pipe 19. A fixing frame 12 is fixedly connected to the top of the mobile base 1, and the grouting nozzle 11 is plugged into the fixing frame 12. A second motor 14 is fixedly connected to the side of the second support plate 17. A drive shaft 16 is passed through the second support plate 17 through a bearing. One end of the drive shaft 16 is fixedly connected to the rotating drum 5, and the other end of the drive shaft 16 is fixedly connected to the driving end of the second motor 14.

[0017] Specifically, a control switch 13 is fixedly connected to the fixing frame 12 , a battery 15 is fixedly connected to the top of the mobile base 1 , and the battery 15 and the control switch 13 are connected via a wire.

[0018] Specifically, the first motor 10 and the second motor 14 are both connected to the control switch 13 via wires.

[0019] Specifically, the grouting pipe 19 is an explosion-proof hose.

[0020] The working principle and use process of the utility model are as follows: when in use, the mobile base 1 can be connected to other vehicles. When grouting work is required, the device can be moved to a suitable position by a suitable traction vehicle. The control switch can control the operation of the device. The control switch is a PLC controller, which can be operated manually or the control program can be set. When grouting work is performed, mortar can be injected into the slurry storage barrel 6 through the feed hopper 9, and the pump body 2 draws the slurry into the connecting pipe 4, and then injects it into the grouting pipe 19 through the bend 20. The grouting pressure gauge 22 on the connecting pipe 4 can monitor the grouting pressure in real time. After the pressure reaches a certain value, the control switch 13 automatically controls the pump body 2 to suspend work. When the grouting pressure is less than a certain value, the control switch 13 automatically stops working. The pump body 2 is controlled to be turned on, and the first motor 10 can be controlled to work by controlling the switch 13. The first motor 10 drives the stirring shaft 8 to rotate, and the stirring shaft 8 drives the stirring rod 7 to rotate, so as to stir the mortar in the slurry storage barrel 6 to ensure that the mortar is evenly mixed. The second motor 14 can be controlled to work by controlling the switch 13, and the second motor 14 drives the driving shaft 16 to rotate, and the driving shaft 16 drives the rotating drum 5 to rotate, and the grouting pipe 19 can be retracted and released. When releasing the grouting pipe 19, the worker removes the grouting nozzle 11 from the fixing frame 12, and then pulls the grouting pipe 19 to the grouting position for grouting. The grouting nozzle 11 can be manually opened and closed. After the grouting is completed, the rotating drum 5 can be controlled to rotate and the grouting pipe 19 can be wound up.

[0021] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A grouting device for tunnel construction, comprising a mobile base (1), characterized in that: A slurry storage barrel (6) is provided on the top of the mobile base (1), and a first motor (10) is fixedly connected to the top of the slurry storage barrel (6) via a flange, a driving end of the first motor (10) is fixedly connected to a stirring shaft (8), and a plurality of stirring rods (7) are fixedly connected to both sides of the stirring shaft (8), and a feed hopper (9) is connected to the side of the slurry storage barrel (6), and a pump body (2) is fixedly connected to the top of the mobile base (1), and the input end of the pump body (2) is connected to the slurry storage barrel (6), and a support frame (21) is fixedly connected to the top of the mobile base (1), and two support sleeves (18) are fixedly connected to the top of the support frame (21), and a rotating drum (5) is passed through the two support sleeves (18), and a connecting pipe (4) is passed through the left side of the rotating drum (5) via a bearing, and a grouting pressure gauge (22) is provided on the connecting pipe (4), and a first support plate (3) and a second support plate (3) are provided on the top of the mobile base (1). The support plate (17) is provided, the left end of the connecting pipe (4) passes through the first supporting plate (3) and is connected to the output end of the pump body (2), the rotating drum (5) is connected to a grouting pipe (19), the grouting pipe (19) is wound on the rotating drum (5), a bend pipe (20) is passed through the connecting pipe (4), the bend pipe (20) is connected to the grouting pipe (19), a grouting nozzle (11) is provided at the free end of the grouting pipe (19), the top of the movable base (1) is fixedly connected to a fixing frame (12), the grouting nozzle (11) is plugged into the fixing frame (12), the side of the second supporting plate (17) is fixedly connected to the second motor (14), the second supporting plate (17) is provided with a drive shaft (16) through a bearing, one end of the drive shaft (16) is fixedly connected to the rotating drum (5), and the other end of the drive shaft (16) is fixedly connected to the driving end of the second motor (14).

2. A grouting device for tunnel construction according to claim 1, characterized in that: A control switch (13) is fixedly connected to the fixed frame (12), a storage battery (15) is fixedly connected to the top of the mobile base (1), and the storage battery (15) and the control switch (13) are connected via a wire.

3. A grouting device for tunnel construction according to claim 2, characterized in that: The first motor (10) and the second motor (14) are both connected to the control switch (13) via wires.

4. A grouting device for tunnel construction according to claim 1, characterized in that: The grouting pipe (19) is an explosion-proof hose.

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