Spraying and dust falling device under mine

Abstract

The utility model discloses a spraying dust-falling device under a mine, which relates to the technical field of mine dust-falling equipment and comprises a moving trolley, a U-shaped plate is fixed at the top end of the moving trolley, a support column is inserted in the middle of a horizontal section of the U-shaped plate in a sliding manner, a connecting cylinder is fixed at the upper end of the support column, and a rotating joint is connected with the upper end of the connecting cylinder. Branch pipes are arranged on the side wall of the connecting cylinder at equal intervals, atomizing nozzles are fixed to the end of each branch pipe, supporting rods with the same number as the atomizing nozzles are fixed to the outer wall of the top of the supporting column at equal intervals, and one atomizing nozzle is fixed to the upper end of each supporting rod; an electric push rod is fixed to the horizontal section of the moving trolley, and a servo motor is fixed to the upper end of the electric push rod. According to the mine dust suppression device, the problems that a traditional device is narrow in spraying range and the spraying head is prone to being blocked are effectively solved, the dust suppression effect under a mine is remarkably improved, and a relatively clean and safe working environment is created for miners.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine dust falling equipment technical field especially relates to a mine down spray dust falling device. BACKGROUND

[0002] The traditional mine down spray dust falling device has many deficiencies. The common spray device is mostly fixed nozzle type, and its spray range is limited, which is difficult to cover the complex and changeable operation area in the mine, resulting in poor dust falling effect in some areas. Moreover, the nozzle is easy to be blocked, and it is inconvenient to maintain and replace. Once the nozzle has a problem, the whole dust falling work will be greatly discounted. In addition, the water supply pressure of the existing device is unstable, so that the size of the sprayed water mist particles is uneven, and the dust falling efficiency is low. Therefore, the present application provides a mine down spray dust falling device. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a mine down spray dust falling device, which effectively solves the problems of narrow spray range and easy blockage of the nozzle of the traditional device, significantly improves the dust falling effect under the mine, creates a relatively clean and safe working environment for the miners, and overcomes the deficiencies of the prior art.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A mine down spray dust falling device, comprising a mobile vehicle, the top end of the mobile vehicle is fixed with a U-shaped plate, the horizontal section of the U-shaped plate is slidably connected with a support column, the upper end of the support column is fixed with a connecting cylinder, the upper end of the connecting cylinder is connected with a rotary joint, the upper end of the rotary joint is connected with a drain pipe, the side wall of the connecting cylinder is provided with branch pipes at equal distances, the end of each branch pipe is fixed with an atomizing nozzle, the top outer wall of the support column is fixed with support rods at equal distances, the upper end of each support rod is fixed with an atomizing nozzle, the horizontal section of the mobile vehicle is fixed with an electric push rod, the upper end of the electric push rod is fixed with a servo motor, the output end of the servo motor is connected with the lower end of the support column, one end of the upper end surface of the mobile vehicle is fixed with a water tank, the inner wall of the water tank is fixed with a filter screen, the side of the water tank above the filter screen is provided with a backwashing structure.

[0006] As a further scheme of the utility model: one side of the water tank is fixed with a first water pump, one end of the drain pipe is connected with the water outlet end of the first water pump, and one end of the first water suction pipe connected with the water suction end of the first water pump is connected with the bottom of one side of the water tank.

[0007] As a further scheme of the utility model: the backflushing structure includes a water spraying pipe fixed to the inner wall of the mobile vehicle, high-pressure nozzles are installed at equal intervals on the water spraying pipe, a second water pump is fixed to the other side outer wall of the water tank, one end of a hose connected to the water outlet of the second water pump is connected to one end of the water spraying pipe, and the water inlet of the second water pump is connected to a water supply device.

[0008] As a further scheme of the utility model: a sewage valve is installed at the bottom of the side of the water tank opposite the filter screen.

[0009] As a further scheme of the utility model: an L-shaped supporting rod is fixed to the outer wall of the vertical section of one side of the U-shaped plate, limit holes are formed in the horizontal section of the L-shaped supporting rod, and the drain pipe passes through the limit holes.

[0010] As a further scheme of the utility model: a dust concentration sensor is installed on the horizontal end of the L-shaped supporting rod, a controller module is installed on the mobile vehicle, and the dust concentration sensor and the electric push rod are electrically connected to the controller module.

[0011] As a further scheme of the utility model: a handrail is installed on one side of the upper end face of the mobile vehicle, a battery box is fixed to one side of the handrail, and an accumulator is installed in the battery box.

[0012] The utility model discloses the beneficial effects are:

[0013] The utility model discloses effectively solve the problem of the narrow spraying range of traditional devices, the problem that the nozzle is easy to block, significantly improve the dust-settling effect under the mine, and create a relatively clean, safe working environment for the miner. DRAWINGS

[0014] Figure 1 It is a first perspective three-dimensional structure schematic view of the utility model that proposes a mine under spraying dust-settling device.

[0015] Figure 2 It is a second perspective three-dimensional structure schematic view of the utility model that proposes a mine under spraying dust-settling device.

[0016] Figure 3 It is a mine under spraying dust-settling device of the utility model that proposes Figure 1 It is the enlarged structure schematic view of the middle A of the utility model.

[0017] Figure 4 It is the enlarged structure schematic view of the middle B of the utility model that proposes a mine under spraying dust-settling device. Figure 2

[0018] ​In the figure: 1, mobile vehicle; 2, U-shaped plate; 3, atomizing nozzle; 4, branch pipe; 5, support rod; 6, connecting cylinder; 7, rotary joint; 8, dust concentration sensor; 9, drain pipe; 10, water tank; 11, first water pump; 12, L-shaped support rod; 13, second water pump; 14, hose; 15, blowdown valve; 16, electric push rod; 17, servo motor; 18, support column; 19, water spraying pipe; 20, filter screen; 21, high-pressure nozzle. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0020] Embodiment 1, refer to Figures 1-4 A mine under-spraying dust-settling device, comprising a mobile vehicle 1, the top end of the mobile vehicle 1 is fixed with a U-shaped plate 2, the middle part of the horizontal section of the U-shaped plate 2 is slidably inserted with a support column 18, the upper end of the support column 18 is fixed with a connecting cylinder 6, the upper end of the connecting cylinder 6 is connected with a rotary joint 7, the upper end of the rotary joint 7 is connected with a drain pipe 9, the sidewall of the connecting cylinder 6 is provided with branch pipes 4 at equal distances, the end of each branch pipe 4 is fixed with an atomizing nozzle 3, the top outer wall of the support column 18 is fixed with support rods 5 which are equal in number to the atomizing nozzles 3, the upper end of each support rod 5 is fixed with an atomizing nozzle 3, the horizontal section of the mobile vehicle 1 is fixed with an electric push rod 16, the upper end of the electric push rod 16 is fixed with a servo motor 17, the output end of the servo motor 17 is connected with the lower end of the support column 18, one end of the upper end surface of the mobile vehicle 1 is fixed with a water tank 10, the inner wall of the water tank 10 is fixed with a filter screen 20, the side of the water tank 10, which is located opposite to the filter screen 20, is provided with a backwashing structure.

[0021] The side of the water tank 10 is fixed with a first water pump 11, one end of the drain pipe 9 is connected with the water outlet end of the first water pump 11, and the first water pump 11 is connected with a first water suction pipe, one end of which is connected with the bottom of one side of the water tank 10.

[0022] The backwashing structure comprises a water spraying pipe 19 fixed on the inner wall of the mobile vehicle 1, the water spraying pipe 19 is provided with high-pressure nozzles 21 at equal distances, the outer wall of the other side of the water tank 10 is fixed with a second water pump 13, one end of the hose 14 connected with the water outlet end of the second water pump 13 is connected with one end of the water spraying pipe 19, the water suction end of the second water pump 13 is connected with a water supply device, and the bottom of the side of the water tank 10, which is located opposite to the filter screen 20, is provided with a blowdown valve 15.

[0023] The vertical section of one side of the U-shaped plate 2 is fixed with an L-shaped support rod 12, the horizontal section of the L-shaped support rod 12 is provided with a limiting hole, and the drain pipe 9 passes through the limiting hole.

[0024] The dust concentration sensor 8 is installed on the horizontal end upper surface of the L-shaped supporting rod 12, and a controller module is installed on the mobile vehicle 1, and the dust concentration sensor 8 and the electric push rod 16 are electrically connected with the controller module.

[0025] A handrail is installed on one side of the upper surface of the mobile vehicle 1, and a battery box is fixed on one side of the handrail, and a storage battery is installed in the battery box, and the storage battery can supply power to the electric components.

[0026] Working principle: water is added to the water tank 10 from the position between the filter screen 20 and the blow-off valve 15, and then the top cover of the water tank 10 is covered, the water pumped by the first water pump 11 can be filtered by the filter screen 20, which can greatly avoid the blockage of the atomizing nozzle 3 caused by impurities in the water, the support column 18 is driven to rotate by the servo motor 17, and then the support rod 5 and the atomizing nozzle 3 are rotated, the uniformity of dust reduction is improved, the feedback information of the dust concentration sensor 8 is used to control the extension and retraction of the electric push rod 16, and then the height of the atomizing nozzle 3 is adjusted, and the dust reduction range is adjusted in time.

[0027] The second water pump 13 is opened regularly, and the water supply device is connected to the water pumping end of the second water pump 13, so that the high-pressure nozzle 21 washes the filter screen 20, which helps to remove impurities on the filter screen 20 and make the impurities discharged from the blow-off valve 15.

[0028] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A mine dust spraying device under the mine, comprising a mobile vehicle (1), characterized in that, The top of the mobile vehicle (1) is fixed with a U-shaped plate (2), the middle part of the horizontal section of the U-shaped plate (2) is slidingly inserted with a support column (18), the upper end of the support column (18) is fixed with a connecting cylinder (6), the upper end of the connecting cylinder (6) is connected with a rotary joint (7), the upper end of the rotary joint (7) is connected with a drain pipe (9), the side wall of the connecting cylinder (6) is provided with branch pipes (4) at equal distances, the end of each branch pipe (4) is fixed with an atomizing nozzle (3), the top outer wall of the support column (18) is fixed with support rods (5) which are same in number with the atomizing nozzles (3), the upper end of each support rod (5) is respectively fixed with an atomizing nozzle (3), the horizontal section of the mobile vehicle (1) is fixed with an electric push rod (16), the upper end of the electric push rod (16) is fixed with a servo motor (17), the output end of the servo motor (17) is connected with the lower end of the support column (18), one end of the upper end surface of the mobile vehicle (1) is fixed with a water tank (10), the inner wall of the water tank (10) is fixed with a filter screen (20), the side of the water tank (10) which is located at the filter screen (20) is provided with a backwashing structure.

2. A mine dust spraying device according to claim 1, characterized in that, One side of the water tank (10) is fixed with a first water pump (11), one end of the drain pipe (9) is connected with the water outlet end of the first water pump (11), one end of the first water suction pipe connected with the water suction end of the first water pump (11) is connected with the bottom of one side of the water tank (10).

3. A mine dust suppression device according to claim 2, wherein, The backwashing structure comprises a water spraying pipe (19) fixed on the inner wall of the mobile vehicle (1), high-pressure nozzles (21) are installed on the water spraying pipe (19) at equal distances, the other side of the outer wall of the water tank (10) is fixed with a second water pump (13), one end of the hose (14) connected with the water outlet end of the second water pump (13) is connected with one end of the water spraying pipe (19), the water suction end of the second water pump (13) is connected with a water supply device.

4. A mine dust spraying device according to claim 1, characterized in that, The bottom of the side of the water tank (10) which is opposite to the filter screen (20) is installed with a sewage valve (15).

5. A mine dust spraying device according to claim 1, characterized in that, The vertical section of one side of the U-shaped plate (2) is fixed with an L-shaped support rod (12), a limiting hole is formed in the horizontal section of the L-shaped support rod (12), and the drain pipe (9) penetrates through the limiting hole.

6. A mine dust suppression device according to claim 5, wherein, A dust concentration sensor (8) is installed on the upper end surface of the horizontal end of the L-shaped support rod (12), a controller module is installed on the mobile vehicle (1), and the dust concentration sensor (8) and the electric push rod (16) are electrically connected with the controller module.

7. A mine dust spraying device according to claim 1, characterized in that, A handrail is installed on one side of the upper end surface of the mobile vehicle (1), a battery box is fixed on one side of the handrail, and a storage battery is installed in the battery box.

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