CN221756414U - An underground concrete preparation trolley for wet spraying in mines - Google Patents

Abstract

A kind of underground concrete preparation trolley for wet spraying in mines, which includes a traveling vehicle arranged at the bottom, four crawler wheels arranged on the traveling vehicle, crawlers installed on the crawler wheels and a diesel engine for driving inside the traveling vehicle, and also includes a unloading mechanism, a stirring mechanism and a loading mechanism. The top of the traveling vehicle is equipped with a unloading mechanism, the top of the unloading mechanism is equipped with a stirring mechanism, and one side of the stirring mechanism is equipped with a loading mechanism; the unloading mechanism includes a side frame, a unloading hopper, a hydraulic cylinder, a horizontal spiral feeding barrel, a first driving motor and a unloading port, and the side frame is symmetrically installed on the traveling vehicle, and the inner side of the side frame is slidably connected with the unloading hopper. The utility model has novel structure and ingenious conception, and is convenient for processing steps such as loading, stirring and unloading of raw materials such as cement and sand, has high loading efficiency, is convenient for unloading, occupies little space when not in use, and the overall device is small, which is convenient and strong to use in mines.

Description

An underground concrete preparation trolley for wet spraying in mines

Technical Field

The utility model relates to a concrete preparation trolley, in particular to an underground concrete preparation trolley used for wet spraying in mines.

Background Art

Wet shotcrete for mines is an important material used to prevent mine collapse or stabilize the mine wall during mining. It is mainly made of cement, sand, water and some additives mixed in a certain proportion, and is sprayed onto the mine wall through spraying equipment to form a hard protective layer.

During the mining process, due to the complex geological conditions, cracks or instability often occur on the mine wall. In this case, wet shotcrete is needed for repair and reinforcement. Wet shotcrete has good adhesion and compression resistance, which can effectively prevent further damage to the mine wall.

Existing underground concrete preparation trolleys are generally large in size or have low mixing efficiency, and cannot be used in the limited space in the mine, which is not conducive to the preparation and use of concrete.

Utility Model Content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an underground concrete preparation trolley for wet spraying in mines, which effectively solves the problem that the existing underground concrete preparation trolleys are generally large in size or have low mixing efficiency, cannot be used in the limited space in the mine, and are not conducive to the preparation and use of concrete.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: the utility model includes a traveling vehicle arranged at the bottom, four crawler wheels arranged on the traveling vehicle, crawlers installed on the crawler wheels, and a diesel engine for driving inside the traveling vehicle, and also includes a feeding mechanism, a stirring mechanism and a feeding mechanism, wherein the top of the traveling vehicle is provided with a feeding mechanism, the top of the feeding mechanism is provided with a stirring mechanism, and one side of the stirring mechanism is provided with a feeding mechanism;

The unloading mechanism includes a side frame, a unloading hopper, a hydraulic cylinder, a horizontal spiral feeding drum, a first driving motor and a unloading port. The side frame is symmetrically mounted on the traveling vehicle, the inner side of the side frame is slidably connected with the unloading hopper, the bottom of the unloading hopper is mounted with a hydraulic cylinder with one end fixed to the side frame, the bottom end of the unloading hopper is mounted with a horizontal spiral feeding drum, one end of the horizontal spiral feeding drum is mounted with a first driving motor, and the bottom of one end of the horizontal spiral feeding drum is provided with a unloading port;

The stirring mechanism includes a stirring box, a second driving motor, a reducer, a stirring shaft, a discharge valve and a feeding port. The stirring box is fixed on the side frame. Two second driving motors are symmetrically installed on one side of the stirring box. A reducer is installed at one end of the second driving motor. Two stirring shafts are installed inside the stirring box. A discharge valve is installed at the bottom end of the stirring box, and a feeding port is installed at the top end of the stirring box.

Preferably, the feeding mechanism includes an inclined spiral feeding barrel, a storage hopper, a third driving motor, a discharge pipe and a connecting pipe. The inclined spiral feeding barrel is installed on one side of the traveling vehicle, a storage hopper connected to the interior of the inclined spiral feeding barrel is installed on one side of the bottom end of the inclined spiral feeding barrel, a third driving motor is installed on the bottom end of the inclined spiral feeding barrel, a discharge pipe is arranged on one side of the top end of the inclined spiral feeding barrel, and the discharge pipe is connected to a connecting pipe inserted into the feeding port.

Preferably, the output shaft of the reducer is connected to the stirring shaft.

Preferably, the side frame and the lower hopper are matched through pulleys, slide rails or sliders and slide rails.

Preferably, a spiral feeding rod is installed inside the horizontal spiral feeding barrel and the inclined spiral feeding barrel.

Preferably, a space for the lower hopper to move is provided on the inner side of the traveling vehicle, and the stroke of the hydraulic cylinder is at least sufficient to push the lower hopper to move to the lowering port and extend out.

Beneficial effect: When the utility model is used, raw materials such as cement and sand that need to be mixed are added into the storage hopper. When feeding, the third drive motor works, and the third drive motor drives the spiral feeding rod in the inclined spiral feeding barrel to rotate, so that the raw materials such as cement and sand that need to be mixed are transported from the storage hopper to the discharge pipe, and the discharge pipe is sent to the feeding port through the connecting pipe. The raw materials such as cement and sand that enter the mixing box through the feeding port, the second drive motor works, and the second drive motor drives the reducer to work, and the reducer drives the stirring shaft to rotate, and the stirring shaft rotates to mix the materials. Mixing, after the mixing is completed, open the discharge valve and deliver the mixed concrete to the lower hopper. When the lower hopper is in use, the hydraulic cylinder extends, and the hydraulic cylinder extends to push the lower hopper to move until the discharge port extends. At this time, the discharge port of the mixing box is still located in the lower hopper, and the first drive motor works. The first drive motor drives the spiral feeding rod in the horizontal spiral feeding barrel to rotate, and the concrete in the lower hopper can be delivered to the discharge port, and discharged through the discharge port into the container to be used. When not in use, the hydraulic cylinder pulls the lower hopper to reset, which is convenient for unloading, and it takes up little space when not in use, which is conducive to use. The utility model has a novel structure and an ingenious conception. It is convenient for processing steps such as loading, mixing, and unloading of raw materials such as cement and sand. It has high loading efficiency and is convenient for unloading. It takes up little space when not in use, and the overall device is small, which is convenient for use in mines.

BRIEF DESCRIPTION OF THE DRAWINGS

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:

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic diagram of the installation structure of the horizontal spiral feeder of the utility model;

Figure 3 is a schematic diagram of the internal structure of the mixing box of the utility model;

Numbers in the figure: 1. Traveling vehicle; 2. Track wheel; 3. Track; 4. Unloading mechanism; 5. Mixing mechanism; 6. Loading mechanism; 7. Side frame; 8. Unloading hopper; 9. Hydraulic cylinder; 10. Horizontal spiral feeding barrel; 11. First drive motor; 12. Unloading port; 13. Mixing box; 14. Second drive motor; 15. Speed reducer; 16. Mixing shaft; 17. Discharge valve; 18. Feeding port; 19. Inclined spiral feeding barrel; 20. Storage hopper; 21. Third drive motor; 22. Discharge pipe; 23. Connecting pipe.

DETAILED DESCRIPTION

The specific implementation of the utility model is further described in detail below with reference to Figures 1-3.

Embodiment 1, as shown in Figures 1-3, the utility model provides an underground concrete preparation trolley for wet spraying in a mine, including a traveling vehicle 1 arranged at the bottom, four crawler wheels 2 arranged on the traveling vehicle 1, crawlers 3 installed on the crawler wheels 2 and a diesel engine for driving inside the traveling vehicle 1, and also includes a feeding mechanism 4, a stirring mechanism 5, a feeding mechanism 6, a side frame 7, a feeding hopper 8, a hydraulic cylinder 9, a horizontal spiral feeding barrel 10, a first driving motor 11, a feeding port 12, a mixing box 13, a second driving motor 14, a reducer 15, a mixing shaft 16, a discharge valve 17, a feeding port 18, an inclined spiral feeding barrel 19, a storage hopper 20, a third driving motor 21, a discharge pipe 22 and a connecting pipe 23, a feeding mechanism 4 is installed at the top of the traveling vehicle 1, a stirring mechanism 5 is installed at the top of the feeding mechanism 4, and a feeding mechanism 6 is installed on one side of the stirring mechanism 5;

The unloading mechanism 4 includes a side frame 7, a unloading hopper 8, a hydraulic cylinder 9, a horizontal spiral feeding drum 10, a first driving motor 11 and a unloading port 12. The side frame 7 is symmetrically mounted on the traveling vehicle 1. The inner side of the side frame 7 is slidably connected with the unloading hopper 8. The bottom of the unloading hopper 8 is equipped with a hydraulic cylinder 9 with one end fixed to the side frame 7. The bottom end of the unloading hopper 8 is equipped with a horizontal spiral feeding drum 10. One end of the horizontal spiral feeding drum 10 is equipped with a first driving motor 11. The bottom of one end of the horizontal spiral feeding drum 10 is provided with an unloading port 12.

The stirring mechanism 5 includes a stirring box 13, a second drive motor 14, a reducer 15, a stirring shaft 16, a discharge valve 17 and a feeding port 18. The stirring box 13 is fixed on the side frame 7. Two second drive motors 14 are symmetrically installed on one side of the stirring box 13, and a reducer 15 is installed at one end of the second drive motor 14. Two stirring shafts 16 are installed inside the stirring box 13, a discharge valve 17 is installed at the bottom end of the stirring box 13, and a feeding port 18 is installed at the top end of the stirring box 13.

The feeding mechanism 6 includes an inclined spiral feeding barrel 19, a storage hopper 20, a third driving motor 21, a discharge pipe 22 and a connecting pipe 23. The inclined spiral feeding barrel 19 is installed on one side of the traveling vehicle 1. A storage hopper 20 connected to the interior of the inclined spiral feeding barrel 19 is installed on one side of the bottom end thereof. A third driving motor 21 is installed on the bottom end of the inclined spiral feeding barrel 19. A discharge pipe 22 is arranged on one side of the top end of the inclined spiral feeding barrel 19. The discharge pipe 22 is connected to a connecting pipe 23 inserted into the feeding port 18. When in use, raw materials such as cement and sand that need to be mixed are added to the interior of the storage hopper 20. When feeding, the third driving motor 21 works, and the third driving motor 21 works to drive the spiral feeding rod in the inclined spiral feeding barrel 19 to rotate, so that the raw materials such as cement and sand that need to be mixed are transported from the storage hopper 20 to the discharge pipe 22, and the discharge pipe 22 is sent to the feeding port 18 through the connecting pipe 23.

The output shaft of the speed reducer 15 is connected to the stirring shaft 16 for easy transmission.

The side frame 7 and the lower hopper 8 are matched through pulleys, slide rails or sliders and slide rails to facilitate the movement of the lower hopper 8.

Screw feeding rods are installed inside the horizontal screw feeding barrel 10 and the inclined screw feeding barrel 19 to facilitate the feeding of the horizontal screw feeding barrel 10 and the inclined screw feeding barrel 19 .

A space for the lower hopper 8 to move is provided inside the traveling vehicle 1 , and the stroke of the hydraulic cylinder 9 is at least sufficient to push the lower hopper 8 to move to the lower material outlet 12 and extend out, so as to facilitate the installation and movement of the lower hopper 8 .

Working principle: When the utility model is used, raw materials such as cement and sand that need to be mixed are added into the storage hopper 20. When feeding, the third drive motor 21 works, and the third drive motor 21 drives the spiral feeding rod in the inclined spiral feeding barrel 19 to rotate, so that the raw materials such as cement and sand that need to be mixed are transported from the storage hopper 20 to the discharge pipe 22, and the discharge pipe 22 is fed to the feeding port 18 through the connecting pipe 23. The raw materials such as cement and sand that enter the mixing box 13 through the feeding port 18, the second drive motor 14 works, and the second drive motor 14 works to drive the reducer 15 to work, and the reducer 15 works to drive the stirring shaft 16 to rotate, and the stirring shaft 16 rotates to the material The materials are stirred and mixed. After the mixing is completed, the discharge valve 17 is opened to transport the mixed concrete to the lower hopper 8. When the lower hopper 8 is in use, the hydraulic cylinder 9 is extended, and the hydraulic cylinder 9 is extended to push the lower hopper 8 to move until the discharge port 12 is extended. At this time, the discharge port of the mixing box 13 is still located in the lower hopper 8, and the first drive motor 11 is working. The first drive motor 11 drives the spiral feeding rod in the horizontal spiral feeding barrel 10 to rotate, so that the concrete in the lower hopper 8 can be transported to the discharge port 12, and discharged into the container to be used through the discharge port 12. When not in use, the hydraulic cylinder 9 pulls the lower hopper 8 to reset, which is convenient for unloading, and occupies little space when not in use, which is conducive to use.

Beneficial effects: The utility model has a novel structure and an ingenious conception. It is convenient for loading, mixing, unloading and other steps of raw materials such as cement and sand. It has high loading efficiency and is convenient for unloading. It occupies little space when not in use. The overall device is small and is easy to use in mines.

Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims (6)

1. An underground concrete preparation trolley for wet spraying in a mine, comprising a traveling vehicle (1) arranged at the bottom, four crawler wheels (2) arranged on the traveling vehicle (1), crawlers (3) installed on the crawler wheels (2), and a diesel engine for driving inside the traveling vehicle (1), characterized in that it also includes a feeding mechanism (4), a stirring mechanism (5) and a feeding mechanism (6), wherein the top of the traveling vehicle (1) is equipped with a feeding mechanism (4), the top of the feeding mechanism (4) is equipped with a stirring mechanism (5), and one side of the stirring mechanism (5) is equipped with a feeding mechanism (6); The unloading mechanism (4) comprises a side frame (7), a unloading hopper (8), a hydraulic cylinder (9), a horizontal spiral feeding barrel (10), a first drive motor (11) and a unloading port (12); the side frame (7) is symmetrically mounted on the traveling vehicle (1); the inner side of the side frame (7) is slidably connected with the unloading hopper (8); a hydraulic cylinder (9) having one end fixed to the side frame (7) is mounted at the bottom of the unloading hopper (8); a horizontal spiral feeding barrel (10) is mounted at the bottom end of the unloading hopper (8); a first drive motor (11) is mounted at one end of the horizontal spiral feeding barrel (10); and a unloading port (12) is arranged at the bottom of one end of the horizontal spiral feeding barrel (10); The stirring mechanism (5) comprises a stirring box (13), a second drive motor (14), a reducer (15), a stirring shaft (16), a discharge valve (17) and a feeding port (18); the stirring box (13) is fixed to the side frame (7); two second drive motors (14) are symmetrically mounted on one side of the stirring box (13); a reducer (15) is mounted on one end of the second drive motor (14); two stirring shafts (16) are mounted inside the stirring box (13); a discharge valve (17) is mounted on the bottom end of the stirring box (13); and a feeding port (18) is mounted on the top end of the stirring box (13). 2. An underground concrete preparation trolley for wet spraying in mines as described in claim 1, characterized in that: the feeding mechanism (6) includes an inclined spiral feeding barrel (19), a storage hopper (20), a third drive motor (21), a discharge pipe (22) and a connecting pipe (23), the inclined spiral feeding barrel (19) is installed on one side of the traveling vehicle (1), a storage hopper (20) connected to the interior of the inclined spiral feeding barrel (19) is installed on one side of the bottom end of the inclined spiral feeding barrel (19), a third drive motor (21) is installed on the bottom end of the inclined spiral feeding barrel (19), a discharge pipe (22) is arranged on one side of the top end of the inclined spiral feeding barrel (19), and the discharge pipe (22) is connected to a connecting pipe (23) inserted into the feeding port (18). 3. An underground concrete preparation trolley for wet spraying in a mine as claimed in claim 1, characterized in that the output shaft of the reducer (15) is connected to the stirring shaft (16). 4. An underground concrete preparation trolley for wet spraying in mines as claimed in claim 1, characterized in that the side frame (7) and the lower hopper (8) are matched by pulleys, slide rails or slider rails. 5. An underground concrete preparation trolley for wet spraying in mines as described in claim 2, characterized in that: spiral feeding rods are installed inside the horizontal spiral feeding barrel (10) and the inclined spiral feeding barrel (19). 6. An underground concrete preparation trolley for wet spraying in mines as described in claim 1, characterized in that: a space for the movement of the lower hopper (8) is provided on the inner side of the traveling vehicle (1), and the stroke of the hydraulic cylinder (9) is at least enough to push the lower hopper (8) to move to the discharge port (12) and extend out.