Coal selecting and washing device with water-saving effect

Abstract

The utility model relates to the technical field of coal selecting and washing, and discloses a coal selecting and washing device with a water-saving effect, which comprises a water storage tank, a drain valve is fixedly arranged on the left side of the water storage tank, the drain valve is communicated with the inside of the water storage tank, a selecting and washing frame is arranged in the water storage tank, and a water inlet is formed in the water storage tank. A screening plate is fixedly connected to the inner wall of the selecting and washing frame, a water filtering plate is fixedly connected to the bottom of the selecting and washing frame, a cleaning mechanism is arranged above the water storage tank, and a screening mechanism is arranged on the right side of the water storage tank. According to the coal selecting and washing device with the water-saving effect, the cleaning mechanism and the cleaning spray head are arranged to clean coal while horizontally moving, accurate cleaning of the coal is achieved, the cleaning efficiency is higher, meanwhile, the utilization rate of water resources is increased, the screening mechanism is arranged, a selecting and washing frame is pushed to shake, the screening efficiency is improved, and the screening efficiency is improved. Meanwhile, impurities are prevented from blocking the sieve plate to affect the screening effect.

Description

Technical Field

[0001] The utility model relates to the technical field of coal selection and washing, in particular to a coal selection and washing device with water-saving effect. Background Art

[0002] Coal washing generally refers to the process of removing gangue or other impurities from coal. Coal washing is generally carried out by utilizing the different physical properties of coal and gangue, and separating coal and gangue in media of different densities or characteristics. my country is the world's largest coal producer and consumer. In the process of coal production and use, the problems of wasting resources, polluting the environment, and ineffective transportation are prominent. Only through coal washing and processing can the coal quality be improved, the impurities be separated, and the comprehensive benefits of reducing environmental pollution, making full use of resources, and improving transportation efficiency be achieved. Coal washing is generally divided into physical coal washing, chemical coal washing, and microbial coal washing. Among them, physical coal washing is the most widely used. Physical coal washing operations usually require coal washing equipment.

[0003] According to the Chinese patent publication number CN 217748306 U, a high-mud coal washing device is disclosed, including a vibrating body, a bracket and a water storage hopper, a water pipe is arranged on the bracket, a plurality of branch pipes are arranged at the bottom of the water pipe, a nozzle is arranged at the bottom of the branch pipe, a drain outlet is arranged on the front of the water storage hopper, a stirring mechanism is arranged on the water storage hopper, the stirring mechanism includes a concave plate, a reduction motor and a mounting mesh plate, an extension rod is arranged at the working end of the reduction motor, a lower plate is arranged at the bottom of the extension rod, and a rubber scraper is arranged at the bottom of the mounting mesh plate; the utility model is convenient for stirring the muddy water near the drain outlet in the water storage hopper during use through the designed stirring mechanism, so as to prevent the mud residue in the muddy water from accumulating near the drain outlet and blocking the drain outlet, so that the muddy water can be discharged from the drain outlet more smoothly and convenient to use.

[0004] However, the coal washing device is not convenient for precise cleaning of coal, the cleaning efficiency is low, and it is easy to cause waste of water resources. At the same time, the efficiency of screening coal and impurities is not high. For this reason, we propose a coal washing device with water-saving effect. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a coal selection and washing device with water-saving effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coal selection and washing device with water-saving effect, comprising a water storage tank, a drain valve is fixedly installed on the left side of the water storage tank, the drain valve is connected to the inside of the water storage tank, a selection and washing frame is arranged inside the water storage tank, a sieve plate is fixedly connected to the inner wall of the selection and washing frame, a water filter plate is fixedly connected to the bottom of the selection and washing frame, a cleaning mechanism is arranged above the water storage tank, and a screening mechanism is arranged on the right side of the water storage tank.

[0007] Preferably, a connecting spring is fixedly connected between the water storage tank and the selection and washing frame, and the connecting spring is symmetrically arranged on both sides of the selection and washing frame. The connecting spring is arranged to facilitate the shaking of the selection and washing frame for screening operations.

[0008] Preferably, the cleaning mechanism includes a first fixed plate, an L-shaped fixing frame, a motor, a threaded rod, a threaded sleeve, a limit rod, a cleaning nozzle and a connecting hose, the first fixed plate is fixedly connected to the upper left side of the water tank, the L-shaped fixing frame is fixedly connected to the upper right side of the water tank, the motor is fixedly installed on the left side of the first fixed plate, the output end of the motor is fixedly connected to the threaded rod through a coupling, the two ends of the threaded rod are rotatably connected to the first fixed plate and the L-shaped fixing frame through bearings respectively, the threaded sleeve is threadedly connected to the outer wall of the threaded rod, the two ends of the limit rod are fixedly connected to the first fixed plate and the L-shaped fixing frame respectively, the limit rod is movably plugged into the threaded sleeve, and the number of the limit rods is two, and the threaded rod is driven to rotate by starting the motor, so that the threaded sleeve moves along the direction of the limit rod.

[0009] Preferably, several of the cleaning nozzles are fixedly installed at the bottom of the threaded sleeve, and the connecting hose is fixedly connected to the top of the threaded sleeve and the connecting hose is connected to the cleaning nozzles, and the cleaning water is sprayed out by the cleaning nozzles to clean the coal.

[0010] Preferably, the screening mechanism includes a second fixed plate, a rotating rod, a cam, a first bevel gear and a second bevel gear. The second fixed plate is fixedly connected to the right side of the water tank. The two ends of the rotating rod are rotatably connected to the second fixed plate and the L-shaped fixing frame through bearings respectively. The cam is fixedly connected to the outer wall of the rotating rod, and the cam is driven to rotate by the rotating rod, thereby pushing the washing frame to shake.

[0011] Preferably, the first bevel gear is fixedly connected to the upper end of the rotating rod, the second bevel gear is fixedly connected to the right end of the threaded rod, the first bevel gear is meshed with the second bevel gear, and the threaded rod drives the rotating rod to perform linkage through the meshing of the first bevel gear and the second bevel gear.

[0012] Compared with the prior art, the utility model provides a coal washing device with water-saving effect, which has the following beneficial effects:

[0013] 1. The coal selection and washing device with water-saving effect is provided with a cleaning mechanism. The cleaning nozzle cleans the coal while moving horizontally, thereby achieving precise cleaning of the coal, with higher cleaning efficiency and improving the utilization rate of water resources.

[0014] 2. The coal selection and washing device with water-saving effect improves the screening efficiency by setting a screening mechanism to push the selection and washing frame to shake, while preventing impurities from blocking the screen plate and affecting the screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] 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:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the utility model in front cross-section;

[0018] Figure 3 It is a structural schematic diagram of the utility model in a front view;

[0019] Figure 4 It is an enlarged view of point A of the utility model;

[0020] Figure 5 It is an enlarged view of point B of the present utility model.

[0021] In the figure: 1. water storage tank; 2. drain valve; 3. washing frame; 4. connecting spring; 5. sieve plate; 6. water filter plate; 7. cleaning mechanism; 701. first fixed plate; 702. L-shaped fixing frame; 703. motor; 704. threaded rod; 705. threaded sleeve plate; 706. limit rod; 707. cleaning nozzle; 708. connecting hose; 8. screening mechanism; 801. second fixed plate; 802. rotating rod; 803. cam; 804. first bevel gear; 805. second bevel gear. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example 1

[0023] like Figure 1-5As shown, the utility model provides a coal selection and washing device with water-saving effect, including a water tank 1, a drain valve 2 is fixedly installed on the left side of the water tank 1, the drain valve 2 is connected to the inside of the water tank 1, a selection and washing frame 3 is arranged inside the water tank 1, a sieve plate 5 is fixedly connected to the inner wall of the selection and washing frame 3, a water filter plate 6 is fixedly connected to the bottom of the selection and washing frame 3, a cleaning mechanism 7 is arranged above the water tank 1, and a screening mechanism 8 is arranged on the right side of the water tank 1.

[0024] A connecting spring 4 is fixedly connected between the water storage tank 1 and the selection and washing frame 3. The connecting springs 4 are symmetrically arranged on both sides of the selection and washing frame 3. The connecting springs 4 are arranged to facilitate the shaking of the selection and washing frame 3 for screening operations.

[0025] The cleaning mechanism 7 includes a first fixing plate 701, an L-shaped fixing frame 702, a motor 703, a threaded rod 704, a threaded sleeve plate 705, a limiting rod 706, a cleaning nozzle 707 and a connecting hose 708. The first fixing plate 701 is fixedly connected to the upper left side of the water storage tank 1, the L-shaped fixing frame 702 is fixedly connected to the upper right side of the water storage tank 1, the motor 703 is fixedly installed on the left side of the first fixing plate 701, and the output end of the motor 703 is fixedly connected to the threaded rod 704 through a coupling. The two ends of 4 are rotatably connected with the first fixing plate 701 and the L-shaped fixing frame 702 through bearings respectively, the threaded sleeve 705 is threadedly connected to the outer wall of the threaded rod 704, the two ends of the limiting rod 706 are fixedly connected with the first fixing plate 701 and the L-shaped fixing frame 702 respectively, the limiting rod 706 is movably plugged with the threaded sleeve 705 and the number of the limiting rods 706 is two, and the threaded rod 704 is driven to rotate by starting the motor 703, so that the threaded sleeve 705 moves along the direction of the limiting rod 706.

[0026] A plurality of cleaning nozzles 707 are fixedly installed at the bottom of the threaded sleeve 705, and a connecting hose 708 is fixedly connected to the top of the threaded sleeve 705. The connecting hose 708 is connected to the cleaning nozzle 707, and the cleaning water is sprayed by the cleaning nozzle 707 to clean the coal.

[0027] In this embodiment, by providing the cleaning mechanism 7, the cleaning nozzle 707 cleans the coal while moving horizontally, thereby achieving precise cleaning of the coal, with higher cleaning efficiency and improving the utilization rate of water resources. Example 2

[0028] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the screening mechanism 8 includes a second fixed plate 801, a rotating rod 802, a cam 803, a first bevel gear 804 and a second bevel gear 805, the second fixed plate 801 is fixedly connected to the right side of the water tank 1, the two ends of the rotating rod 802 are rotatably connected to the second fixed plate 801 and the L-shaped fixing frame 702 through bearings respectively, the cam 803 is fixedly connected to the outer wall of the rotating rod 802, and the cam 803 is driven to rotate by the rotating rod 802, thereby pushing the washing frame 3 to shake.

[0029] The first bevel gear 804 is fixedly connected to the upper end of the rotating rod 802, and the second bevel gear 805 is fixedly connected to the right end of the threaded rod 704. The first bevel gear 804 is meshed with the second bevel gear 805. Through the meshing of the first bevel gear 804 and the second bevel gear 805, the threaded rod 704 drives the rotating rod 802 to perform linkage.

[0030] In this embodiment, the screening mechanism 8 is provided to push the selection and washing frame 3 to shake, thereby improving the screening efficiency and preventing impurities from blocking the screen plate 5 and affecting the screening effect.

[0031] The working principle of this water-saving coal washing device is described in detail below.

[0032] like Figure 1-5 As shown, when in use, the coal to be washed is placed in the washing frame 3, and clean water is introduced through the connecting hose 708. The cleaning nozzle 707 sprays clean water to wash the coal, and at the same time, the motor 703 is started to drive the threaded rod 704 to rotate. Due to the limiting effect of the limiting rod 706, the threaded sleeve 705 moves along the direction of the limiting rod 706, and at the same time drives the cleaning nozzle 707 to move in the horizontal direction, so as to achieve accurate cleaning of the coal. Since the first bevel gear 804 is engaged with the second bevel gear 805, the threaded rod 704 drives the rotating rod 802 to rotate while rotating, thereby driving the cam 803 to rotate. The cam 803 rotates and contacts the outer wall of the washing frame 3, and cooperates with the connecting spring 4 to make the washing frame 3 shake, thereby performing screening work, and impurities fall onto the water filter plate 6 through the sieve plate 5, and the sewage enters the water storage tank 1 through the water filter plate 6, which is convenient for subsequent recycling.

Claims

1. A coal washing device with water-saving effect, comprising a water storage tank (1), characterized in that: A drain valve (2) is fixedly installed on the left side of the water storage tank (1), and the drain valve (2) is connected to the inside of the water storage tank (1). A washing frame (3) is arranged inside the water storage tank (1), and a sieve plate (5) is fixedly connected to the inner wall of the washing frame (3), and a water filter plate (6) is fixedly connected to the bottom of the washing frame (3). A cleaning mechanism (7) is arranged above the water storage tank (1), and the cleaning mechanism (7) comprises a first fixed plate (701), an L-shaped fixed frame (702), a motor (703), a threaded rod (704), a threaded sleeve (705), a limiting rod (706), a cleaning nozzle (707) and a connecting hose (708), the first fixing plate (701) is fixedly connected to the upper left side of the water storage tank (1), the L-shaped fixing frame (702) is fixedly connected to the upper right side of the water storage tank (1), the motor (703) is fixedly installed on the left side of the first fixing plate (701), and the output end of the motor (703) is fixed to the threaded rod (704) through a coupling. The two ends of the threaded rod (704) are rotatably connected to the first fixing plate (701) and the L-shaped fixing frame (702) through bearings, respectively; the threaded sleeve (705) is threadedly connected to the outer wall of the threaded rod (704); the two ends of the limit rod (706) are fixedly connected to the first fixing plate (701) and the L-shaped fixing frame (702) respectively; the limit rod (706) is movably plugged into the threaded sleeve (705) and the number of the limit rods (706) is two; the right side of the water storage tank (1) A screening mechanism (8) is provided on the side, the screening mechanism (8) comprising a second fixed plate (801), a rotating rod (802), a cam (803), a first bevel gear (804) and a second bevel gear (805), the second fixed plate (801) is fixedly connected to the right side of the water storage tank (1), the two ends of the rotating rod (802) are rotatably connected to the second fixed plate (801) and the L-shaped fixing frame (702) through bearings, and the cam (803) is fixedly connected to the outer wall of the rotating rod (802).

2. A coal washing device with water-saving effect according to claim 1, characterized in that: A connecting spring (4) is fixedly connected between the water storage tank (1) and the washing frame (3), and the connecting spring (4) is symmetrically arranged on both sides of the washing frame (3).

3. A coal washing device with water-saving effect according to claim 2, characterized in that: A plurality of the cleaning nozzles (707) are fixedly mounted on the bottom of the threaded sleeve (705), and the connecting hose (708) is fixedly connected to the top of the threaded sleeve (705), and the connecting hose (708) is connected to the cleaning nozzles (707).

4. A coal selection and washing device with water-saving effect according to claim 3, characterized in that: The first bevel gear (804) is fixedly connected to the upper end of the rotating rod (802), and the second bevel gear (805) is fixedly connected to the right end of the threaded rod (704), and the first bevel gear (804) is meshed with the second bevel gear (805).

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