Driving face control assembly

Abstract

The utility model relates to the technical field of mines, in particular to a driving face control assembly which comprises a water tank, a threaded sleeve and a movable rod, a fixing frame is installed at the top of the water tank, a second bearing is installed at the top of the fixing frame in an embedded mode, a lead screw is fixedly installed on an inner ring of the second bearing, and the threaded sleeve is connected with the lead screw in an engaged mode. A movable hole is formed in the top of the water tank below the positioning ring, the bottom of the movable rod penetrates through the positioning ring and is inserted into the water tank from the movable hole, a floating plate is installed at the bottom of the movable rod, a baffle is installed at the top of the movable rod, and a water pump and a water spraying plate are installed on the side face of the water tank. The water tank has the advantages that a worker can conveniently observe the water quantity in the water tank, and the influence on ground dust control is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of mines, in particular to a tunneling working face control component. Background Art

[0002] The mine excavation working face refers to a specific area in the underground area of ​​a coal mine or other type of mine used for mining operations. This working face is where miners carry out activities such as mining, drilling and transporting ore. On this working face, there will be mining equipment, coal mining machinery and supporting structures to ensure the safety of the working face and effective mining of minerals. During transportation and mining in the mine, the dust on the ground can easily spread into the air. At present, water spraying and other methods are generally used to control the dust on the ground.

[0003] When the water spraying mechanism is spraying water, the water stored inside will gradually decrease with the amount of water sprayed. The existing water spraying mechanism mainly detects the water level or water volume through the internal detection sensor. During the long-term use of the sensor, there are errors and insensitivity problems, which affect the judgment of the staff. Utility Model Content

[0004] The utility model aims to provide a control component for an excavation working face, which has the advantages of being convenient for workers to observe the water volume inside the water tank and avoiding affecting the control of ground dust, thereby solving the problem that the dust control component for the excavation working face makes it inconvenient for workers to observe the stored water volume.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunneling working face control component, including a water tank, a screw sleeve and a movable rod, a fixed frame is installed on the top of the water tank, a bearing 2 is embedded and installed on the top of the fixed frame, a screw rod is fixedly installed on the inner ring of the bearing 2, the screw sleeve is meshed and connected with the screw rod, a positioning ring is installed on the side of the screw sleeve away from the fixed frame, a movable hole is opened on the top of the water tank below the positioning ring, the bottom of the movable rod passes through the positioning ring and is inserted into the water tank from the movable hole, a floating plate is installed on the bottom of the movable rod, a baffle is installed on the top of the movable rod, and a water pump and a water spray plate are installed on the side of the water tank.

[0006] When using an excavation working face control component in the technical solution, water is added to the inside of the water tank through the water inlet pipe, the water tank stores the water, the float inside the water tank floats on the water surface, the water tank is moved to the mine excavation position through casters, the screw rod is rotated by a hand wheel, the screw sleeve moves on the rotating screw rod, the screw sleeve drives the positioning ring to rise and fall, after the positioning ring is adjusted to a suitable positioning height, the water pump absorbs the water inside the water tank through the suction pipe, and then transports the water to the inside of the water spray plate through the drainage pipe, the water spray plate sprays water onto the construction site to reduce the dust on the ground from spreading outward, as the amount of water inside the water tank decreases, the float plate drops with the water level, the float plate drives the movable rod to drop, when the amount of water inside the water tank is reduced to the position where water needs to be added, the baffle on the top of the movable rod will contact the positioning ring, the staff will know whether it is necessary to add water to the inside of the water tank according to the height of the baffle and the movable rod.

[0007] Preferably, a water inlet pipe is embedded and installed on the side of the water tank away from the water pump, and a water outlet pipe is embedded and installed on the side of the water tank below the water inlet pipe. Water enters the water tank from the water inlet pipe, and the water in the water tank can be discharged from the water outlet pipe.

[0008] Preferably, a hand wheel is installed on the top of the screw rod, and the screw rod can be rotated by using the hand wheel.

[0009] Preferably, a slider is installed on the side of the screw sleeve opposite to the fixing frame, a slide groove is provided inside the fixing frame, and the slider and the slide groove are slidably connected. The slider limits the screw sleeve, and when the screw sleeve moves on the screw rod, the slider slides in the slide groove to prevent the screw sleeve from shaking.

[0010] Preferably, a bearing 1 is installed on the top of the water tank below the hand wheel, and the bottom of the screw rod is fixedly connected to the inner ring of the bearing 1. The bearing 1 fixes the screw rod to prevent the screw rod from shaking when rotating.

[0011] Preferably, a water suction pipe is installed on the side of the water pump opposite to the water tank, the water suction pipe extends into the water tank, and a drainage pipe is installed on the side of the water pump away from the water tank, the drainage pipe extends into the water spray plate. The water pump absorbs water in the water tank through the water suction pipe, and then transports the water to the water spray plate through the drainage pipe.

[0012] Preferably, a fixing plate is installed at the bottom of the water tank, and casters are installed in a rectangular array at the bottom of the fixing plate. The casters facilitate the water tank to move on the ground.

[0013] Preferably, the outer diameter of the baffle is larger than the inner diameter of the positioning ring. The baffle prevents the movable rod from sliding out of the positioning ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model arranges a positioning ring, a movable plate and a floating plate. The floating plate inside the water tank floats on the water surface. The floating plate provides a supporting force for the movable rod. As the amount of water in the water tank decreases, the floating plate drops along with the water level, and the floating plate drives the movable rod to drop. When the amount of water in the water tank is reduced to the position where water needs to be added, the baffle plate on the top of the movable rod will contact the positioning ring. The staff can know whether it is necessary to add water to the water tank according to the height of the baffle plate and the movable rod, thereby achieving the effect of making it convenient for the staff to observe the amount of water inside the water tank and avoiding affecting the control of ground dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first angle;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second angle;

[0018] Figure 3 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the fixing frame and the positioning ring of the utility model.

[0020] In the figure: 1. caster; 2. fixing plate; 3. water tank; 4. water inlet pipe; 5. fixing frame; 6. screw sleeve; 7. bearing one; 8. movable hole; 9. movable rod; 10. positioning ring; 11. baffle; 12. water pump; 13. water spray plate; 14. water outlet pipe; 15. hand wheel; 16. water suction pipe; 17. drain pipe; 18. floating plate; 19. slide groove; 20. slider; 21. bearing two; 22. screw. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0023] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0024] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0025] Embodiment 1

[0026] like Figure 1-Figure 4 As shown, a tunneling working face control component proposed by the utility model includes a water tank 3, a screw sleeve 6 and a movable rod 9, a fixing frame 5 is installed on the top of the water tank 3, a bearing 21 is embedded and installed on the top of the fixing frame 5, a screw rod 22 is fixedly installed on the inner ring of the bearing 21, a hand wheel 15 is installed on the top of the screw rod 22, a bearing 7 is installed on the top of the water tank 3 below the hand wheel 15, the bottom of the screw rod 22 is fixedly connected to the inner ring of the bearing 7, the screw sleeve 6 is meshed with the screw rod 22, a positioning ring 10 is installed on the side of the screw sleeve 6 away from the fixing frame 5, a movable hole 8 is opened on the top of the water tank 3 below the positioning ring 10, and the bottom of the movable rod 9 passes through the positioning ring 10 and is inserted into the water tank 3 from the movable hole 8 A floating plate 18 is installed at the bottom of the movable rod 9, a baffle 11 is installed on the top of the movable rod 9, the outer diameter of the baffle 11 is larger than the inner diameter of the positioning ring 10, a water pump 12 and a water spray plate 13 are installed on the side of the water tank 3, a suction pipe 16 is installed on the side of the water pump 12 opposite to the water tank 3, the suction pipe 16 extends into the water tank 3, a drain pipe 17 is installed on the side of the water pump 12 away from the water tank 3, the drain pipe 17 extends into the water spray plate 13, an inlet pipe 4 is embedded in the side of the water tank 3 away from the water pump 12, an outlet pipe 14 is embedded in the side of the water tank 3 below the inlet pipe 4, a fixed plate 2 is installed at the bottom of the water tank 3, and casters 1 are installed in a rectangular array at the bottom of the fixed plate 2.

[0027] The floating plate 18 inside the water tank 3 floats on the water surface, and the floating plate 18 provides support for the movable rod 9. The water tank 3 is moved to the position of mine excavation by the casters 1, and the screw rod 22 is rotated by the hand wheel 15. The screw sleeve 6 moves on the rotating screw rod 22, and the screw sleeve 6 drives the positioning ring 10 to rise and fall. After the positioning ring 10 is adjusted to a suitable positioning height, the water pump 12 absorbs the water inside the water tank 3 through the suction pipe 16, and then transports the water to the inside of the water spray plate 13 through the drainage pipe 17. The water spray plate 13 sprays water on the construction site to reduce the dust on the ground from spreading outward. As the amount of water inside the water tank 3 decreases, the floating plate 18 drops with the water level, and the floating plate 18 drives the movable rod 9 to drop. When the amount of water inside the water tank 3 is reduced to the position where it needs to be added, the baffle 11 on the top of the movable rod 9 will contact the positioning ring 10. The staff knows whether it is necessary to add water to the water tank 3 based on the height of the baffle 11 and the movable rod 9.

[0028] Embodiment 2

[0029] like Figure 1-Figure 4As shown, a tunneling working face control component proposed by the utility model, compared with the first embodiment, this embodiment also includes: a slide groove 19 and a slider 20, the slider 20 is installed on the side of the screw sleeve 6 opposite to the fixed frame 5, the slide groove 19 is opened on the inner side of the fixed frame 5, and the slider 20 and the slide groove 19 are slidably connected.

[0030] In this embodiment, the screw sleeve 6 is limited by the slider 20. When the screw sleeve 6 moves on the screw rod 22, the slider 20 slides in the slide groove 19 to prevent the screw sleeve 6 from shaking.

[0031] 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

1. A tunneling working face control assembly, comprising a water tank (3), a screw sleeve (6) and a movable rod (9), characterized in that: A fixing frame (5) is installed on the top of the water tank (3), a bearing 2 (21) is embedded and installed on the top of the fixing frame (5), a screw rod (22) is fixedly installed on the inner ring of the bearing 2 (21), the screw sleeve (6) is meshedly connected with the screw rod (22), a positioning ring (10) is installed on the side of the screw sleeve (6) away from the fixing frame (5), a movable hole (8) is opened on the top of the water tank (3) below the positioning ring (10), the bottom of the movable rod (9) passes through the positioning ring (10) and is inserted into the water tank (3) from the movable hole (8), a floating plate (18) is installed on the bottom of the movable rod (9), a baffle (11) is installed on the top of the movable rod (9), and a water pump (12) and a water spray plate (13) are installed on the side of the water tank (3).

2. A tunneling working face control assembly according to claim 1, characterized in that: A water inlet pipe (4) is embedded and installed on the side of the water tank (3) facing away from the water pump (12), and a water outlet pipe (14) is embedded and installed on the side of the water tank (3) below the water inlet pipe (4).

3. A tunneling working face control assembly according to claim 1, characterized in that: A hand wheel (15) is installed on the top of the screw rod (22).

4. A tunneling working face control assembly according to claim 1, characterized in that: A sliding block (20) is installed on the side of the screw sleeve (6) opposite to the fixing frame (5), a sliding groove (19) is provided inside the fixing frame (5), and the sliding block (20) and the sliding groove (19) are slidably connected.

5. The excavation working face control assembly according to claim 3, characterized in that: A bearing 1 (7) is installed on the top of the water tank (3) below the hand wheel (15), and the bottom of the screw rod (22) is fixedly connected to the inner ring of the bearing 1 (7).

6. A tunneling working face control assembly according to claim 1, characterized in that: A water suction pipe (16) is installed on the side of the water pump (12) opposite to the water tank (3), and the water suction pipe (16) extends into the interior of the water tank (3). A drainage pipe (17) is installed on the side of the water pump (12) away from the water tank (3), and the drainage pipe (17) extends into the interior of the water spray plate (13).

7. A tunneling working face control assembly according to claim 1, characterized in that: A fixing plate (2) is installed at the bottom of the water tank (3), and casters (1) are installed in a rectangular array at the bottom of the fixing plate (2).

8. The excavation working face control assembly according to claim 1, characterized in that: The outer diameter of the baffle (11) is greater than the inner diameter of the positioning ring (10).

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