Mobile intelligent grouting equipment for tunnel

Abstract

The utility model discloses a mobile intelligent grouting device for a tunnel, which belongs to the technical field of grouting and comprises a working table, a driving wheel and a steering wheel are arranged on the bottom surface of the working table, and a built-in water tank is arranged in the working table. A stock bin positioning support A, a stock bin positioning support B, a dry powder stock bin A, a dry powder stock bin B, a horizontal screw conveyor A, a vertical bolt conveyor A, a horizontal screw conveyor B, a vertical bolt conveyor B, a metering bin A, a metering bin B, a weighing sensor, a pulping machine, a slurry storage tank, a grouting pump A and a grouting pump B are arranged on the top face of the workbench. The box culvert grouting machine can walk on a box culvert and can carry two materials to conduct long-distance and multi-point grouting operation, slurry preparation is automatically completed through an intelligent control program, matching is accurate, the whole process can be completed only by one person, work efficiency is improved, and labor intensity of workers is reduced; and the powder conveying and pulping processes are totally closed, so that the device is more environment-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of grouting, in particular to a mobile intelligent grouting equipment for tunnels. Background Art

[0002] The characteristics of grouting operations such as plugging and grouting in the later stage of tunnel construction are that there are many points, small grouting volume, and frequent movement of grouting equipment. For traditional grouting methods, a large amount of manpower is required to frequently move grouting equipment and grouting materials, resulting in low work efficiency and high labor intensity. Utility Model Content

[0003] The purpose of the utility model is to provide a mobile intelligent grouting equipment for tunnels, which solves the problems that the traditional grouting method requires a large amount of manpower to frequently carry grouting equipment and grouting materials, has low work efficiency and high labor intensity.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0005] The utility model discloses a mobile intelligent grouting equipment for tunnels, comprising a workbench, wherein the bottom surface of the workbench is provided with a driving wheel and a steering wheel, a silo positioning bracket A and a silo positioning bracket B are provided on the left side of the top surface of the workbench, the top surfaces of the silo positioning bracket A and the silo positioning bracket B are respectively provided with a dry powder silo A and a dry powder silo B, a horizontal screw conveyor A is provided below the dry powder silo A, a vertical bolt conveyor A connected to the horizontal screw conveyor A is provided on the right side of the dry powder silo A, a horizontal screw conveyor B is provided below the dry powder silo B, and a vertical bolt conveyor B connected to the horizontal screw conveyor B is provided on the right side of the dry powder silo B Conveyor B, a metering bin A and a metering bin B are respectively provided on the right side of the vertical bolt conveyor A and the vertical bolt conveyor B, and weighing sensors are provided on the metering bin A and the metering bin B. A pulping machine is provided below the metering bin A and the metering bin B, and a slurry storage tank is provided on the right side of the pulping machine. A built-in water tank is provided inside the workbench, and a water pump is provided on the built-in water tank. The water pump is connected with the pulping machine through a water supply pipeline, and the pulping machine is connected with the slurry storage tank through a material supply pipeline. A grouting pump A and a grouting pump B are provided on the right side of the top surface of the workbench, and the slurry storage tank is connected with the grouting pump A and the grouting pump B through a discharge pipeline.

[0006] Furthermore, the silo positioning bracket A and the silo positioning bracket B are arranged in parallel front and back.

[0007] Furthermore, the discharge end of the vertical bolt conveyor A is connected to the metering bin A through a first dust cover, and the discharge end of the vertical bolt conveyor B is connected to the metering bin B through a first dust cover.

[0008] Furthermore, the discharge ports of the metering bin A and the metering bin B are both connected to the pulping machine through a second dust cover.

[0009] Furthermore, an electromagnetic flowmeter is provided on the water delivery pipeline.

[0010] Furthermore, a pneumatic three-way valve is provided on the material conveying pipeline.

[0011] Furthermore, a density meter is provided on the top of the slurry storage tank, and a pneumatic diaphragm pump is provided on one side of the slurry storage tank. The inlet of the pneumatic diaphragm pump is connected to the slurry storage tank, the outlet of the pneumatic diaphragm pump is connected to the inlet end of the density meter, and the upper end discharge port of the density meter is connected to the slurry storage tank.

[0012] Furthermore, an air compressor is provided on one side of the slurry storage tank, and the air compressor is connected to the pneumatic diaphragm pump and the pneumatic three-way valve through an air pipe.

[0013] Furthermore, a hydraulic system is provided inside the workbench and above the steering wheel.

[0014] Furthermore, an intelligent control cabinet is provided on the top surface of the workbench, and the program of the intelligent control cabinet can control the movement of the equipment and the entire process of pulping and grouting.

[0015] Compared with the prior art, the beneficial technical effects of the present invention are:

[0016] The grouting equipment described in the present invention can move on the box culvert, and is equipped with two dry powder silos, two dry powder metering silos, a pulping machine, a slurry storage tank, two grouting pumps, a water tank, an intelligent control cabinet and other necessary grouting units. It can carry two materials for long-distance, multi-point grouting operations. The preparation of slurry is automatically completed by the intelligent control program with precise proportioning. The movement of the equipment and the entire preparation and grouting process can be completed by one person through the intelligent control cabinet, which improves work efficiency and reduces manual labor intensity. The powder conveying and pulping process are fully enclosed operations, which reduce tunnel dust pollution compared to traditional grouting operations and are more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further described below with reference to the accompanying drawings.

[0018] Figure 1 This is the main view of the mobile intelligent grouting equipment for tunnels of the utility model;

[0019] Figure 2 This is a side view of the mobile intelligent grouting equipment for tunnels of the present utility model;

[0020] Figure 3This is a top view of the mobile intelligent grouting equipment for tunnels according to the utility model.

[0021] Explanation of the accompanying symbols: 1. Workbench; 2. Driving wheel; 3. Steering wheel; 4. Silo positioning bracket A; 5. Silo positioning bracket B; 6. Dry powder silo A; 7. Dry powder silo B; 8. Horizontal screw conveyor A; 9. Horizontal screw conveyor B; 10. Vertical bolt conveyor A; 11. Vertical bolt conveyor B; 12. Measuring silo A; 13. Measuring silo B; 14. First dust cover; 15. Pulping machine; 16. Second dust cover; 17. Electromagnetic flowmeter; 18. Pneumatic three-way valve; 19. Slurry storage tank; 20. Density meter; 21. Pneumatic diaphragm pump; 22. Air compressor; 23. Grouting pump A; 24. Grouting pump B; 25. Built-in water tank; 26. Hydraulic system; 27. Weighing sensor; 28. Intelligent control cabinet. DETAILED DESCRIPTION

[0022] like Figure 1-3As shown, a mobile intelligent grouting equipment for tunnels includes a workbench 1, two driving wheels 2 are installed on the left side of the bottom surface of the workbench 1, two steering wheels 3 are installed on the right side of the bottom surface of the workbench 1, and the left side of the top surface of the workbench 1 is connected to a silo positioning bracket A4 and a silo positioning bracket B5, the silo positioning bracket A4 and the silo positioning bracket B5 are arranged in parallel front and back, and the top surfaces of the silo positioning bracket A4 and the silo positioning bracket B5 are respectively connected to a dry powder silo A6 and a dry powder silo B7, and a horizontal screw conveyor A8 is provided below the dry powder silo A6, and the horizontal screw conveyor A8 is installed on the top surface of the workbench 1, and the feed port of the horizontal screw conveyor A8 is connected to the dry powder silo A 6 is connected, a vertical bolt conveyor A10 connected to the horizontal screw conveyor A8 is provided on the right side of the dry powder silo A6, and the vertical bolt conveyor A10 is installed on the top surface of the workbench 1, and the discharge port of the horizontal screw conveyor A8 is connected to the feed port of the vertical bolt conveyor A10, a horizontal screw conveyor B9 is provided below the dry powder silo B7, and the horizontal screw conveyor B9 is installed on the top surface of the workbench 1, and the feed port of the horizontal screw conveyor B9 is connected to the discharge port of the dry powder silo B7, a vertical bolt conveyor B11 connected to the horizontal screw conveyor B9 is provided on the right side of the dry powder silo B7, and the vertical bolt conveyor B11 is installed on the top surface of the workbench 1. The discharge port of the horizontal screw conveyor B9 is connected to the feed port of the vertical bolt conveyor B11. The right sides of the vertical bolt conveyor A10 and the vertical bolt conveyor B11 are respectively provided with a metering bin A12 and a metering bin B13. The metering bin A12 and the metering bin B13 are both installed on the top surface of the workbench 1 through a bracket. The discharge port of the vertical bolt conveyor A10 is connected to the metering bin A12 through a first dust cover 14. The discharge port of the vertical bolt conveyor B11 is connected to the metering bin B13 through a first dust cover 14. The metering bin A12 and the metering bin B13 are both installed with a weighing sensor 27. The lower portions of the metering bin A12 and the metering bin B13 are connected. A pulping machine 15 is provided on the side, and the discharge ports of the metering bin A12 and the metering bin B13 are connected to the pulping machine 15 through the second dust cover 16. A slurry storage tank 19 is provided on the right side of the pulping machine 15. The pulping machine 15 and the slurry storage tank 19 are both installed on the workbench 1. A built-in water tank 25 is installed inside the workbench 1, and a water pump is installed on the built-in water tank 25. The water pump is connected to the pulping machine 15 through a water supply pipeline, and the pulping machine 15 is connected to the slurry storage tank 19 through a material supply pipeline. A grouting pump A23 and a grouting pump B24 are installed on the right side of the top surface of the workbench 1, and the slurry storage tank 19 is connected to the grouting pump A23 and the grouting pump B24 through a discharge pipeline.

[0023] An electromagnetic flowmeter 17 is installed on the water supply pipeline, which controls the water flow rate through the electromagnetic flowmeter 17, thereby controlling the water volume in the pulping machine 15; when working, after the intelligent control cabinet 28 issues an automatic pulping start instruction, the water pump starts and adds water to the pulping machine 15 in a certain amount through the electromagnetic flowmeter 17. When the added water volume reaches the set value, the water pump stops automatically.

[0024] A pneumatic three-way valve 18 is installed on the material delivery pipeline; the pneumatic three-way valve 18 has two states, the default is the pulping state, after the water is added, the pulping machine 15 starts pulping, after the pulping is completed, the solenoid valve of the pneumatic three-way valve 18 is energized, and the air source provided by the air compressor 22 is switched to the pulping state, and the slurry enters the pulp storage tank 19 through the material delivery pipe. After the feeding is completed, the pneumatic three-way valve 18 is powered off and switched to the default pulping state.

[0025] A density meter 20 is installed on the top of the slurry storage tank 19, and a pneumatic diaphragm pump 21 is installed on one side of the slurry storage tank 19. The inlet of the pneumatic diaphragm pump 21 is connected to the slurry storage tank 19, the outlet of the pneumatic diaphragm pump 21 is connected to the inlet end of the density meter 20, and the upper end discharge port of the density meter 20 is connected to the slurry storage tank 19; after slurry is stored in the slurry storage tank 19, the pneumatic diaphragm pump 21 starts to work, sucks the slurry out from the bottom of the slurry storage tank 19, enters the density meter 20 from the outlet of the pneumatic diaphragm pump 21, and enters and exits the slurry storage tank 19 from the upper end discharge port of the density meter 20. The slurry circulates in the density meter 20 to measure the density.

[0026] An air compressor 22 is provided on one side of the pulp storage tank 19, and the air compressor 22 is installed on the top surface of the workbench 1; the air compressor 22 is connected to the pneumatic diaphragm pump 21 and the pneumatic three-way valve 18 through an air pipe; after the equipment is powered on, the air compressor 22 is manually started through the intelligent control cabinet 28 to provide air source for the pneumatic diaphragm pump 21 and the pneumatic three-way valve 18, and is manually closed after the pulping operation is completed.

[0027] A hydraulic system 26 is installed inside the workbench 1 and above the steering wheel 3 . Specifically, the hydraulic system model is KBY-ZJ. The hydraulic system 26 provides power to the driving wheel 2 .

[0028] An intelligent control cabinet 28 is also installed on the top surface of the workbench 1. Specifically, the intelligent control cabinet model is: KBY-ZN; the program of the intelligent control cabinet can control the movement of the equipment and the entire process of pulping and grouting.

[0029] The working process of this utility model is as follows:

[0030] First, add powder A and powder B into dry powder silo A6 and dry powder silo B7 respectively;

[0031] Then, the ratio of powder A, powder B, and water is set through the intelligent control cabinet 9, and the water in the built-in water tank 25 enters the pulping machine 15 through the water pipeline under the action of the water pump, and the pulping machine 15 is started;

[0032] Subsequently, the horizontal screw conveyor A8 and the vertical bolt conveyor A10 convey the powder A to the metering bin A12, and the horizontal screw conveyor B9 and the vertical bolt conveyor B11 convey the powder B to the metering bin B13. The two sets of weighing sensors 27 weigh the powder A and the powder B respectively, and add the powder A and the powder B to the pulping machine 15 for pulping. At the same time, the metering bins A12 and B13 measure the powder required for the next pulping.

[0033] After pulping is completed, the slurry is transported to the pulp storage tank 19, where the density is measured by the densitometer 20 and the density value can be monitored in real time on the screen of the intelligent control cabinet 28;

[0034] Finally, grouting pump A23 and grouting pump B24 pump out the slurry in the slurry storage tank 19 to carry out grouting. During the operation, the intelligent control cabinet 28 records and stores parameters such as the total slurry production volume, total grouting volume, ring number, grouting point, point grouting volume, grouting pressure, etc. The grouting records can be exported and printed.

[0035] The embodiments described above are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements to the technical solutions of the present invention made by ordinary technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A mobile intelligent grouting equipment for tunnels, characterized by: The invention comprises a workbench (1), wherein the bottom surface of the workbench (1) is provided with a driving wheel (2) and a steering wheel (3), a silo positioning bracket A (4) and a silo positioning bracket B (5) are provided on the left side of the top surface of the workbench (1), a dry powder silo A (6) and a dry powder silo B (7) are provided on the top surfaces of the silo positioning bracket A (4) and the silo positioning bracket B (5), respectively, a horizontal screw conveyor A (8) is provided below the dry powder silo A (6), a vertical bolt conveyor A (10) connected to the horizontal screw conveyor A (8) is provided on the right side of the dry powder silo A (6), a horizontal screw conveyor B (9) is provided below the dry powder silo B (7), a vertical bolt conveyor B (11) connected to the horizontal screw conveyor B (9) is provided on the right side of the dry powder silo B (7), the vertical bolt conveyor A (10) and the vertical A metering bin A (12) and a metering bin B (13) are respectively provided on the right side of the bolt conveyor B (11), and a weighing sensor (27) is provided on each of the metering bin A (12) and the metering bin B (13). A pulping machine (15) is provided below the metering bin A (12) and the metering bin B (13), and a pulping tank (19) is provided on the right side of the pulping machine (15). A built-in water tank (25) is provided inside the workbench (1), and a water pump is provided on the built-in water tank (25). The water pump is connected to the pulping machine (15) through a water supply pipeline, and the pulping machine (15) is connected to the pulping tank (19) through a material supply pipeline. A grouting pump A (23) and a grouting pump B (24) are provided on the right side of the top surface of the workbench (1), and the pulping tank (19) is connected to the grouting pump A (23) and the grouting pump B (24) through a discharge pipeline.

2. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: The silo positioning bracket A (4) and the silo positioning bracket B (5) are arranged in parallel front and back.

3. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: The discharge end of the vertical bolt conveyor A (10) is connected to the metering bin A (12) through a first dust cover (14), and the discharge end of the vertical bolt conveyor B (11) is connected to the metering bin B (13) through a first dust cover (14).

4. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: The discharge ports of the metering bin A (12) and the metering bin B (13) are both connected to the pulping machine (15) through a second dust cover (16).

5. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: An electromagnetic flow meter (17) is provided on the water delivery pipeline.

6. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: A pneumatic three-way valve (18) is provided on the material delivery pipeline.

7. The mobile intelligent grouting equipment for tunnels according to claim 6, characterized in that: A density meter (20) is provided on the top of the slurry storage tank (19), and a pneumatic diaphragm pump (21) is provided on one side of the slurry storage tank (19). The inlet of the pneumatic diaphragm pump (21) is communicated with the slurry storage tank (19), the outlet of the pneumatic diaphragm pump (21) is communicated with the inlet end of the density meter (20), and the discharge port of the density meter (20) is connected to the slurry storage tank (19).

8. The mobile intelligent grouting equipment for tunnels according to claim 7, characterized in that: An air compressor (22) is provided on one side of the slurry storage tank (19), and the air compressor (22) is connected to the pneumatic diaphragm pump (21) and the pneumatic three-way valve (18) through an air pipe.

9. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: A hydraulic system (26) is provided inside the workbench (1) and above the steering wheel (3).

10. The mobile intelligent grouting equipment for tunnels according to claim 1, characterized in that: An intelligent control cabinet (28) is also provided on the top surface of the workbench (1).

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