KR101245320B1 - Water supply system of moving equipment water spray apparatus for material treatment - Google Patents

Abstract

A water supply system of a mobile equipment for processing raw materials with a watering device is disclosed. The disclosed water supply system moves along a running rail and sprays raw materials containing ore or coal in a yard or discharges raw materials from a yard and sprays them in a mobile equipment for processing raw materials which can prevent scattering dust of raw materials through a sprinkling device. In order to supply water to the device, the tank unit is configured in the main body of the mobile equipment and stores the water, the water injection unit is installed in the main body and connected to the tank unit for injecting water into the tank unit, the water stored in the tank unit Water discharge unit configured in the tank unit for discharging the water to the watering device, a water supply station configured outside the traveling rail and supplying water to the tank unit through the water injection unit, and a lower limit of the tank unit configured in the main body of the mobile equipment. Level sensing unit that detects the level and the upper limit level and outputs the detection signal to the controller, and water for level sensing of the level sensing unit. It comprises a sensing dog unit installed in the supply station.

Description

WATER SUPPLY SYSTEM OF MOVING EQUIPMENT WATER SPRAY APPARATUS FOR MATERIAL TREATMENT

Exemplary embodiments of the present invention relate to a mobile equipment for loading raw materials such as ore or coal in a yard or discharging the raw materials from the yard, and more particularly, to supply water to a sprinkling device for preventing scattering dust of the raw material. To a water supply system.

In general, steel mills or the like are used to transfer lead and raw materials such as ores and coal transported by ships or wagons to a yard or to discharge lead and raw materials stored in the yard to be transferred to a sintering process, a coke plant or a blast furnace.

Examples of the equipment for processing soft and raw materials include a stacker and a reclaimer for handling a conveyed material by lifting a belt conveyor to a considerable height on the ground using a boom. It may also include an unloading machine or a loading machine for unloading or loading at a predetermined position.

As the above equipment moves along the running rails, the fuel and raw materials are stored or dispensed. The fuel and raw materials are scattered by lifting and lowering the belt conveyor through the boom. This will happen a lot.

Thus, in the prior art, a sprinkling device is attached to the end of the belt conveyor and water is sprayed through the sprinkling device to suppress generation of scattering dust.

By the way, in order to minimize the generation of fugitive dust of the raw materials, it is necessary to spray water periodically, in the prior art, because the moving distance of the mobile equipment running along the running rail is long and large capacity, water can be continuously supplied to the watering device. There is not enough solution.

Exemplary embodiments of the present invention provide a water supply system that can store water directly in the mobile equipment, can automatically receive water from the running rail to the reservoir space of the mobile equipment, and can continuously supply water to the watering device. To provide.

The water supply system of the raw material processing mobile equipment having a watering device according to an exemplary embodiment of the present invention, moving along the running rail and placing the raw material containing ore or coal in the yard or discharging the raw material in the yard and the watering device In order to supply water to the watering device in the mobile equipment for processing raw materials that can prevent the scattering dust of the raw material through the tank, which is configured in the body of the mobile equipment and stores the water, and injecting water into the tank A water injection unit installed in the main body and connected to the tank unit, a water discharge unit configured in the tank unit for discharging water stored in the tank unit to the watering device, and an outer side of the traveling rail And a water supply station capable of supplying water to the tank portion through the water injection portion, and a main body of the mobile equipment. Sensing the tank unit and the lower level and the upper level comprises a detection dog unit formed in the water supply station for the level detection unit outputs the detection signal to the controller, the level detection of the level detection unit.

In addition, in the water supply system of the mobile equipment for processing raw material having the watering device, the water supply station may include at least one stand on which the water supply pipe is installed.

In addition, in the water supply system of the raw material processing mobile equipment having the watering device, the water supply pipe may be configured with a valve unit to open and close the valve by an electrical signal.

In addition, in the water supply system of the mobile equipment for processing raw material with the watering device, the water injection unit may be installed in the body of the mobile equipment, and may include a water injection chute connected to the tank unit through a water injection pipe. have.

In addition, in the water supply system of the raw material processing mobile equipment having the watering device, wherein the water discharge portion is installed in the water discharge pipe connecting the tank and the watering device, and the water discharge pipe and It may include a submersible pump connected.

In addition, in the water supply system of the mobile equipment for processing raw materials having the watering device, the level sensing unit is a cylinder member connected to the tank portion through a connecting pipe, and to move up and down as buoyancy inside the cylinder member. It may include a float member to be installed, a rod member connected to the float member and installed through the upper end of the cylinder member, and a proximity sensor installed at an end of the rod member.

In addition, in the water supply system of the mobile equipment for processing raw materials having the watering device, the sensing dog unit may include a sensing dog plate installed on the stand corresponding to the level sensing unit.

Further, in the water supply system of the raw material processing mobile equipment having the watering device, the detection dog plate may be formed with a lower limit level point and an upper limit level point that can be detected by the proximity sensor.

In addition, in the water supply system of the mobile equipment for processing raw materials having the watering device, the controller may control the operation of the valve unit in accordance with the detection signal of the level detection unit.

Further, in the water supply system of the mobile equipment for processing raw materials having the watering device, the valve unit may be formed as a magnetic valve or a solenoid valve.

In addition, the water supply system of the mobile equipment for processing raw materials having the watering device is any one selected from a stacker, a reclaimer, an unloader, and a loader as the mobile equipment. Can be configured.

In addition, the water supply system of the mobile equipment for raw material processing having the watering device can supply water to the watering device configured at the end of the boom conveyor of the mobile equipment.

According to an exemplary embodiment of the present invention, water can be directly stored in the mobile equipment, water can be automatically supplied to the storage space of the mobile equipment on the running rail, and water can be continuously supplied to the watering device.

Therefore, in the present embodiment, the water can be automatically supplied to the mobile equipment for processing the raw material, and the water can be continuously sprayed to the end of the belt conveyor through the sprinkling device, thus minimizing the generation of dust of the raw material in the workplace. Can be reduced.

These drawings are for the purpose of describing an exemplary embodiment of the present invention, and therefore the technical idea of the present invention should not be construed as being limited to the accompanying drawings.
1A and 1B are perspective views schematically illustrating a water supply system of a mobile device for processing raw materials according to an exemplary embodiment of the present invention.
Figure 2 is a perspective view schematically showing a watering device of a mobile equipment for processing raw materials that can be applied to an exemplary embodiment of the present invention.
Figure 3 is a schematic side view showing a water supply system of a mobile equipment for processing raw materials according to an exemplary embodiment of the present invention.
Figure 4 is a partial cutaway perspective view showing a level sensing unit applied to the water supply system of the mobile equipment for processing raw materials according to an exemplary embodiment of the present invention.
5 is a cross-sectional view of FIG. 4.
6 is a diagram illustrating a sensing dog unit applied to a water supply system of a mobile equipment for processing raw materials according to an exemplary embodiment of the present invention.
7a and 7b is a view for explaining the operation of the water supply system of the mobile equipment for raw material processing according to an exemplary embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In order to clearly illustrate the present invention, parts not related to the description are omitted, and the same or similar components are denoted by the same reference numerals throughout the specification.

In addition, since the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, the present invention is not necessarily limited to those shown in the drawings, and is shown by enlarging the thickness in order to clearly express various parts and regions. It was.

1A and 1B are perspective views schematically illustrating a water supply system of a mobile device for processing raw materials according to an exemplary embodiment of the present invention.

Referring to the drawings, the water supply system 100 according to an exemplary embodiment of the present invention is a raw material (hereinafter referred to as "raw material" for convenience), such as ore or coal transported by a ship or a wagon at a steel mill, etc. It can be applied to the mobile equipment 1 which can be loaded on the yard or the raw materials loaded on the yard can be transported to the sintering process, coke plant or blast furnace.

For example, the mobile equipment 1 may include a stacker for placing raw materials on a yard, a reclaimer for discharging raw materials loaded on a yard, an unloader or a loading machine for unloading or loading raw materials at a predetermined position. Can be mentioned.

Here, the mobile device 1 includes a main body 5 (also commonly referred to as "portal" in the art) configured to be movable along the travel rail 3.

In this case, the main body 5 is configured to reciprocate along the travel rails 3 through a separate driving device 6, and although not shown in FIGS. 1A and 1B, the raw material is transferred as shown in FIG. 2. And a boom device 8 with a belt conveyor 7 (commonly known in the art as a "boom conveyor").

The water supply system 100 as above is for supplying water to the watering device 9 installed at the end of the belt conveyor 7 of the boom device 8 as in FIG.

The sprinkling apparatus 9 prevents scattering of raw material dust by sprinkling water at the end of the belt conveyor 7 in the process of transferring the raw material to a predetermined position through the belt conveyor 7.

The water supply system 100 according to the present embodiment may store water in the mobile equipment 1, may automatically receive water from the traveling rail 3 to the mobile equipment 1, and the watering device 9 It is composed of structure that can supply water continuously.

Figure 3 is a schematic side view showing a water supply system of a mobile equipment for processing raw materials according to an exemplary embodiment of the present invention.

Referring to FIG. 3 in conjunction with FIGS. 1A and 1B described above, the water supply system 100 according to an exemplary embodiment of the present invention basically includes a tank unit 10, a water injection unit 20, and a water discharge unit. The unit 30 is configured to include a water supply station 40, a level sensing unit 50, a sensing dog unit 60, and a controller 90, which will be described by configuration.

In this embodiment, the tank part 10 is provided as a storage tank 11 for storing water to be supplied to the watering device 9 (see FIG. 2 hereinafter), and the storage tank 11 is a mobile equipment 1 It may be fixed to the main body 5 of the.

The bar is disposed on one side of the main body 5 of the storage tank 11, and is fixedly mounted on the upper surface of the base member 13 provided on one side thereof.

In this embodiment, the water inlet 20 is for injecting water into the reservoir tank 11 of the tank unit 10, is installed in the main body 5 and configured to be interconnected with the tank unit 10 do.

The water injection unit 20 includes a water injection chute 21. The water injection chute 21 is installed to be connected to the main body 5 as to guide the water supplied separately into the tank 10.

Here, the water injection chute 21 may be mounted on the upper end side of the main body 5 through the mounting bracket 23.

The water injection chute 21 is located on the upper side of the water storage tank 11 and mounted on the upper end side of the main body 5, and may be disposed long along the longitudinal direction of the travel rail 3. The water injection chute 21 may be interconnected with the upper end of the water storage tank 11 through the water injection pipe 25.

In this embodiment, the water discharge portion 30 is for discharging the water stored in the reservoir tank 11 of the tank portion 10 to the watering device 9 as mentioned above.

The water discharge part 30 is configured in the tank part 10, the water discharge pipe 31 connecting the water storage tank 11 and the watering device 9 of the tank part 10, and the tank part 10. It consists of a water tank (11) of the inside and comprises a submersible pump (33) connected to the water discharge pipe (31).

The water discharge pipe 31 is connected to the upper end side of the reservoir tank 11, it is connected to the submersible pump 33 and the watering device (9).

In addition, the submersible pump 33 is for pumping the water in the water storage tank 11 into the water sprinkling device 9 through the water discharge pipe 31, and is fixedly installed on the inner bottom surface of the water storage tank 11. Can be.

Since the submersible pump 33 is made of a submersible motor pump of a known technique for pumping water by motor operation, a detailed description of its configuration will be omitted herein.

In the present embodiment, the water supply station 40 is for supplying water to the tank unit 10 through the water injection unit 20, the outer side of the running rail (3) corresponding to the mobile equipment (1) Can be configured.

That is, the water supply station 40 is injected with water while the mobile equipment 1 moves along the running rail 3 and processes raw materials, while the mobile equipment 1 is stopped at a designated position. It is made of a structure capable of supplying water to the water injection chute 21 of the portion 20.

The water supply station 40 receives water from a water source through a separate water supply line such as a water supply pipe 41 and supplies the water to the tank unit 10, and the water supply pipe 41 is installed. At least one stand 43 is included.

The water supply pipe 41 is fixed to the stand 43 and the discharge end to which water can be discharged is located at the upper end side of the stand 43, the water of the water injection unit 20 discharged through the discharge end It can supply to the injection chute 21.

At this time, it has a pipe diameter smaller than the inlet of the water injection chute 21 of the water supply pipe 41, it is preferable that the inlet of the water injection chute 21 is formed twice the size of the pipe diameter.

On the other hand, the water injection pipe 25 of the water injection unit 20 as mentioned above to smoothly inject the water supplied to the water injection chute 21 through the water supply pipe 41 to the tank unit 10. Preferably, the pipe diameter is three times larger than the pipe diameter of the water supply pipe 41.

In the above, the stand 43 is provided as a plurality of bars, it may be made of a steel structure that is installed upright at a predetermined height on the floor surface of the workplace close to the running rail (3).

Here, the water supply pipe 41 is configured by a controller 90 which will be described later, and constitutes a valve unit 45 in which valve opening and closing (operation) is performed as an electrical signal.

The valve unit 45 is configured under the stand 43, and may be configured as a magnetic valve or a solenoid valve in which valve operation is performed by an electrical signal.

Since the configuration of the valve unit 45 is made of a magnetic valve or a solenoid valve of a known technique in which the opening and closing operation of the valve is performed according to an electrical signal, a detailed description of the configuration will be omitted herein.

In the present embodiment, the level detecting unit 50 is for detecting the water level of the tank unit 10, and detects the lower limit level and the upper limit level of the tank unit 10 and outputs the detection signal to the controller 90. can do.

Figure 4 is a partial cutaway perspective view showing a portion of the level sensing unit applied to the water supply system of the mobile equipment for processing raw materials according to an exemplary embodiment of the present invention, Figure 5 is a cross-sectional view of FIG.

Referring to the drawings, the level detecting unit 50 according to the present embodiment is configured in the main body 5 of the mobile equipment 1, the cylinder member 51, the float member 53, the rod member ( 55 and a proximity sensor 57.

The cylinder member 51 is formed as a cylindrical cylinder with both ends closed, and may be installed to be connected to the water storage tank 11 of the tank part 10 through a connection pipe 52.

At this time, one end of the connection pipe 52 may be located on the bottom surface side of the water storage tank 11, and the other end may be connected to the lower side of the cylinder member 51.

That is, the water stored in the tank unit 10 may be introduced as a predetermined height into the cylinder member 51 through the connection pipe 52 according to the level.

The float member 53 is installed inside the cylinder member 51 and may be installed to be movable in the vertical direction by buoyancy of water introduced into the cylinder member 51.

The rod member 55 is connected to the float member 53 and may be installed through the upper end of the cylinder member 51.

In addition, the proximity sensor 57 is for substantially detecting the lower limit level and the upper limit level of the tank part 10, and is installed at the upper end of the rod member 55 when referring to the drawing.

Here, the proximity sensor 57 is mounted on the mounting plate 58 installed at the upper end of the rod member 55, and detects the detection dog unit 60 to be described later, and sends the detection signal to the controller 90. It is made as a position sensor which can output.

Since the proximity sensor 57 is formed as a known position sensor capable of transmitting and receiving a predetermined signal, a detailed description thereof will be omitted herein.

In the present embodiment, the sensing dog unit 60 is for detecting the level of the proximity sensor 57 and may be configured in the stand 43 of the water supply station 40.

The sensing dog unit 60 is configured as a sensing dog plate 61 installed in the stand 43 in correspondence with the level sensing unit 50.

The sensing dog plate 61 may be provided as a rectangular metal plate disposed along the longitudinal direction of the travel rail 3 on the upper end side of the stand 43 as shown in FIG. 6.

Here, the sensing dog plate 61 is formed with a lower limit level point 65a and an upper limit level point 65b which can be detected by the proximity sensor 57 of the level sensing unit 50.

In this case, the lower limit level point 65a and the upper limit level point 65b are for transmitting the signal to the proximity sensor 57 in response to a predetermined signal applied from the proximity sensor 57.

In the present embodiment, the controller 90 as described above is provided as a controller capable of controlling the overall operation of the system. The controller 90 receives the detection signal output from the proximity sensor 57 and converts it into a predetermined control signal. The control signal may be applied to the valve unit 45 to control the valve operation of the valve unit 45.

The controller 90 is not particularly limited to controlling the valve unit 45, and the movement of the watering device 9, the submersible pump 33, and the moving equipment 1, the belt conveyor 7, as described above. Of course, it is also possible to control a series of operating interfaces associated with the system 100, such as the operation of.

Hereinafter, the operation of the water supply system 100 of the mobile equipment for processing raw materials having a watering device according to an exemplary embodiment of the present invention configured as described above will be described in detail with reference to the drawings and the following drawings. do.

First, in the present embodiment, the raw materials such as ore or coal are loaded into the raw material yard or the raw materials accumulated in the yard are discharged through the moving equipment 1 moving along the traveling rail 3 to sinter the process, the coke plant or the blast furnace. And so on.

Here, the moving device 1 transfers the raw materials to a predetermined position via the belt conveyor 7 of the boom device 8. In this embodiment, the watering device 9 of the moving device 1 is a belt conveyor. By sprinkling water at the end of (7), it is possible to prevent raw material dust from scattering.

In this case, the submersible pump 33 of the water discharge unit 30 may pump the water stored in the tank unit 10 and supply it to the watering device 9 through the water discharge pipe 31.

During the above process, when the level of the water stored in the tank unit 10 reaches the lower limit level, as shown in FIG. 7A, the proximity sensor 57 of the level sensing unit 50 is connected to the sensing dog plate 61. The lower limit level point 65a is sensed and the detected signal is output to the controller 90.

That is, when the water level of the tank unit 10 gradually decreases, the float member 53 inside the cylinder member 51 moves downward, and thus the proximity sensor 57 also moves with the float member 53. It moves downward.

Therefore, the proximity sensor 57 detects the lower limit level point 65a of the sensing dog plate 61 and outputs the sensing signal to the controller 90.

In this way, while outputting the detection signal according to the lower limit level from the proximity sensor 57 to the controller 90, in the present embodiment, the mobile equipment 1 moves along the running rail 3 while the water supply station 40 It stops on the side.

Here, the water supply pipe 41 of the water supply station 40 is located at the inlet of the water injection chute 21 of the water injection unit 20.

In this state, the controller 90 applies the control signal to the valve unit 45 of the water supply station 40 to operate the valve unit 45 to open the water supply pipe 41.

Then, in this embodiment, the water discharged through the water supply pipe 41 is supplied to the water injection chute 21 of the water injection unit 20, the inside of the tank unit 10 through the water injection pipe 25 Water can be injected into the

Meanwhile, in the process of supplying water to the tank unit 10 as described above, when the water level inside the tank unit 10 reaches an upper limit level, the proximity sensor 57 of the level sensing unit 50 as shown in FIG. 7B. ) Detects the upper limit level point 65b of the sensing dog plate 61 and outputs the sensing signal to the controller 90.

That is, when the water level of the tank unit 10 gradually increases, the float member 53 inside the cylinder member 51 is moved upward by the buoyancy, and thus the proximity sensor 57 and the float member 53 are thus moved. And moves upward.

Therefore, the proximity sensor 57 detects the upper limit level point 65b of the sensing dog plate 61 and outputs the sensing signal to the controller 90.

Thus, the controller 90 blocks the water supplied to the tank unit 10 by closing the water supply pipe 41 by applying a control signal to the valve unit 45 of the water supply station 40.

Then, in this embodiment, the moving equipment 1 moves along the traveling rail 3 to process the raw material, and sprays water through the sprinkling device 9 to prevent scattering of the raw material dust.

As described so far, the water supply system 100 according to an exemplary embodiment of the present invention can directly store water in the mobile equipment 1 through the above-described process, and the mobile equipment on the traveling rail 3. Water can be automatically supplied to the reservoir space of (1), and water can be continuously supplied to the watering device (9).

Therefore, in this embodiment, the water can be automatically supplied to the mobile equipment 1 for processing the raw material, and the water can be continuously sprayed to the end of the belt conveyor 7 through the watering device 9, so that the workplace The generation of scattering of raw material dust in the inside can be minimized.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, And it goes without saying that the invention belongs to the scope of the invention.

1 ... moving equipment 3 ... running rail
5 ... Main Unit 6 ... Drive Unit
7 ... belt conveyor 8 ... boom device
9 ... Sprinkler 10.Tank part
11 ... reservoir tank 13 ... base member
20 ... water inlet 21 ... water inlet chute
23 ... Mounting bracket 25 ... Water injection piping
30 ... Water outlet 31 ... Water outlet piping
33 ... Submersible Pump 40 ... Water Supply Station
41 ... Water Supply Piping 43 ... Stand
45 ... valve unit 50 ... level detection unit
51 ... cylinder member 53 ... float member
55 ... rod member 57 ... proximity sensor
58 ... mounting plate 60 ... sensing dog unit
61 ... sensing dog plate 65a ... lower limit level point
65b ... High limit level point 90 ... Controller

Claims (9)

It moves along the running rails and supplies water to the sprinkler from a raw material processing mobile equipment that can accumulate raw materials including ore or coal in the yard or discharge raw materials from the yard and prevent scattering dust of the raw materials through the sprinkler. As a water supply system for
The watering device is configured in the main body of the mobile equipment for storing water, the water injection unit is installed in the main body and connected to the tank unit for injecting water into the tank unit, and the water stored in the tank unit A water supply unit configured to be discharged to the tank unit, a water supply station configured to supply water to the tank unit through the water inlet unit and configured to be outside of the traveling rail corresponding to the mobile equipment, and A level sensing unit configured in the main body and configured to sense a lower limit level and an upper limit level of the tank unit and output a detection signal to a controller; and a sensing dog unit installed in the water supply station for sensing the level of the level sensing unit. ,
The water supply station includes at least one stand on which water supply pipes are installed, and the water supply pipe is fixed to the stand and a discharge end through which water can be discharged is located at an upper end side of the stand, and the water supply pipe The valve unit is configured to open and close the valve by an electrical signal,
The level sensing unit may include a cylinder member connected to the tank unit through a connecting pipe, a float member installed to move up and down as buoyancy in the cylinder member, and connected to the float member and penetrate an upper end of the cylinder member. And a proximity member installed at an end of the rod member, the rod member being installed to
The sensing dog unit includes a sensing dog plate installed at an upper end side of the stand in response to the level sensing unit, and the sensing dog plate is provided with a lower limit level point and an upper limit level point that can be detected by the proximity sensor. Supply system for raw materials handling equipment with sprinkler system. The method according to claim 1,
The water injection unit,
Water injection chute installed in the main body of the mobile equipment, and connected to the tank portion through a water injection pipe
Water supply system of a mobile equipment for processing raw materials with a spraying device comprising a. The method of claim 2,
The water-
A water discharge pipe connecting the tank unit and the watering device;
Submersible pump installed in the tank and connected to the water discharge pipe
Water supply system of a mobile equipment for processing raw materials with a spraying device comprising a. delete delete The method according to claim 1,
The controller is a water supply system of a mobile equipment for processing raw material having a watering device for controlling the operation of the valve unit in accordance with the detection signal of the level detecting unit. The method of claim 6,
The valve unit is a water supply system of a raw material processing equipment having a watering device consisting of a magnetic valve or a solenoid valve. The method according to claim 1,
And a water supply system of a raw material processing mobile equipment having a watering device composed of any one selected from a stacker, a reclaimer, an unloader, and a loader as the mobile equipment. The method of claim 8,
And a water supply system for raw material processing equipment having a watering device for supplying water to the watering device configured at the end of the boom conveyor of the moving equipment.

Images