KR102234837B1 - Centrifugal spray type artificial mist device with superior spray efficiency and durability - Google Patents

Abstract

The present invention relates to an artificial fog device for outdoor, at least a control box 11 incorporating a supply and a control board for supplying and controlling power, and a control box 11 disposed at the upper end of the control box 11 to spray fog toward the front. The body unit 10 having a cylindrical fog cannon (15); A connection joint (25) that connects a support bracket (21) that is detachable and attached to a set object at the bottom of the upper control box (11), and a fog cannon (15) at the upper end of the control box (11) so that it can rotate up and down A connection unit 20 having a; A yaw actuator 31 interposed between the upper control box 11 and the support bracket 21 to rotate the fog cannon 15 left and right, and the fog cannon 15 attached to the upper end of the upper control box 11 An adjustment unit 30 having a pitching actuator 35 that rotates up and down; It characterized in that it comprises a; a spray unit 40 interposed rotatably in the interior of the fog cannon 15 blows air toward the front, and pulverizes the supplied water into fine particles and discharges it.
Accordingly, the present invention adopts a structure in which fog is sprayed using a centrifugal force along with a structure in which the spray direction of the fog is arbitrarily changed, thereby reducing the overall cost required for manufacturing and energy required for operation.

Description

{Centrifugal spray type artificial mist device with superior spray efficiency and durability}

The present invention relates to an outdoor artificial fog device installed in agricultural and livestock facilities, parks, playgrounds, stadiums, event venues, and roads. It relates to a centrifugal spray type artificial fogging device that can improve overall customer satisfaction by improving the structure.

Usually, artificial fog devices are installed in agricultural and livestock facilities, parks, playgrounds, stadiums, event venues, stages, filming sites, and roads to supply moisture to objects, or reduce the temperature or atmosphere while removing dust, fine dust and odors from the target space. It is widely applied to directing.

This artificial fogging device consists of a supply unit that supplies water, a pump that pressurizes water at high pressure, a nozzle that sprays water in the form of a mist, and a pipe connecting them. Here, the artificial fog device has a problem in that the range of use thereof is limited because the angle, height, and direction of spraying high-pressure fog are limited.

Therefore, as a solution to this problem, Korean Patent Publication No. 10-1050257, Korean Patent Publication No. 10-1050260, and Korean Registered Patent Publication No. 10-1089799 have been proposed.

According to the proposed literature, the structure is slightly different, but the water can be granulated into a size smaller than the mist and sprayed over a long distance, while the spray angle, height, and direction can be freely controlled.

However, there is a problem in that the cost required for manufacturing is increased because the blower must be simultaneously constructed with an expensive high-performance pump that injects water at high pressure in order to spray a long distance. Moreover, there is a problem that energy is wasted as the pump and the blower must be operated at the same time.

Republic of Korea Patent Publication No. 10-1050257 (Name of the invention: a small fire engine equipped with a turbofan type atomizing water spraying device) Republic of Korea Patent Publication No. 10-1050260 (Name of the invention: small fire engine equipped with a fine spraying device) Republic of Korea Patent Publication No. 10-1089799 (Name of invention: high-performance water mist spraying device and fire truck having the same)

The present invention was created in order to more actively solve the above problems, and was manufactured by spraying the mist using the centrifugal force of a blower rotating at a relatively high speed with a structure capable of arbitrarily changing the spray direction of the mist. Its purpose is to provide a centrifugal spray type artificial fog device capable of improving overall user satisfaction by minimizing energy required for operation while reducing cost.

In order to achieve the above problem, the configuration of the centrifugal spray type artificial fog device having excellent spray efficiency and durability proposed by the present invention is as follows.

The centrifugal spray type artificial fog device that has excellent spraying efficiency and durability above is in the outdoor artificial fog device: at least a control box with a built-in supply and a control board that supplies and regulates power, and is placed at the top of the control box and is located in front of it. A body unit having a cylindrical fog cannon for spraying fog toward; A connection unit having a support bracket attached to and detached from the setting object at the lower end of the upper control box, and a connection joint for connecting the fog cannon to the upper and lower ends of the upper control box so as to be rotatable; An adjustment unit having a yawing actuator interposed between the control box and the support bracket to rotate the fog cannon left and right, and a pitching actuator attached to the upper end of the control box to rotate the fog cannon up and down; It characterized in that it comprises a; a spray unit that is rotatably interposed inside the fog cannon, blows air toward the front, and discharges the supplied water by pulverizing it into fine particles.

At this time, the fog cannon according to the present invention is characterized in that it is configured with a connection bracket that is attached to the lower front and rear ends to induce connection with the control box, and a protective net that is attached to the front and rear openings to block the inflow of foreign substances or objects from the outside.

In addition, the above yawing actuator and the pitching actuator according to the present invention are characterized in that it is composed of an electric motor that performs linear and rotational movement by receiving power or a cylinder that performs linear and rotational movement by supplying hydraulic pressure.

In addition, the above spray unit according to the present invention includes a hollow shaft fixed at the center of the fog cannon, a blade connected to a motor on the upper shaft to rotate at high speed, and a supply pipe supplying water into the shaft at the rear of the blade. And, a separation tube for distributing and discharging water supplied to the shaft in front of the upper blade to the outer surface, a plurality of centrifugal plates for discharging the water discharged to the outer surface of the upper blade into fine particles and discharging it to the front and outside, and the upper separation tube It is fastened to and characterized in that it comprises a connection cap for fixing the centrifugal plate.

In addition, the upper shaft according to the present invention is radially drilled on the outer surface of the front side to form a plurality of discharge holes for discharging the water supplied to the outside, and is fastened to the front end to close the supplied water so that the supplied water is discharged to the discharge hole. It characterized in that the sealing nut, at least one bearing interposed on the outer surface of the front side to rotatably support the separation tube, and a washer and a snap ring inserted into the front end to fix the bearing.

In addition, the upper blade according to the present invention includes a hub formed with a diameter to accommodate the shaft, a pulley extending rearward of the hub and connected to the motor, a plurality of blades radially fastened to the outer surface of the hub, and the upper hub. It is fastened to the outer surface of the front side and characterized in that the bolt is configured to pressurize and fix the separation tube.

In addition, the supply pipe according to the present invention is characterized in that a b-type connector connected to the shaft, a union connected in a direction perpendicular to the connector, and a stem inclined downward in the opening direction inside the connector are configured.

In addition, the separation tube according to the present invention has a distribution hole having a diameter of 1.0 to 2.0 mm for distributing and discharging water discharged from the shaft by radially perforating the outer surface, and a fastening hole for inducing fastening with the blade on the outer surface of the rear side. , It characterized in that the spiral for inducing the fastening of the connection cap is formed on the outer surface of the front side.

In addition, the upper centrifugal plate according to the present invention is characterized in that it is formed in the form of a plate inclined to expand 120° toward the front, and is inserted to overlap each other in 10 stages or more on the outer surface of the upper separation tube.

In addition, the centrifugal plate according to the present invention is characterized in that the centrifugal protrusions are radially arranged at equal intervals on the inside of the front to be spaced apart from each other, and a rhombic crushing groove is formed on the outside of the front side to atomize the discharged water into fine particles. do.

According to the present invention consisting of the above-described configuration, it can be applied to various places by adopting a structure that can arbitrarily change the spraying direction of the mist, and the cost and operation required for manufacturing by spraying the mist using centrifugal force The energy required for the application can be drastically reduced, providing an effect that can satisfy the needs of users overall.

1 is a photograph showing the overall artificial fogging device according to the present invention.
2 and 3 are perspective views showing the spray unit according to the present invention.
Figure 4 is an exploded view showing by separating the spray unit according to the invention.
Figure 5 is a cross-sectional view showing by cutting the spray unit according to the present invention.
6 to 10 are detailed views showing individually enlarged spray units according to the present invention.
11 is an operating state diagram showing a process of spraying the mist by the spray unit according to the present invention.

Hereinafter, with reference to the accompanying drawings, the configuration of the present invention and the actions and effects thereof will be described collectively.

Advantages and features of the present invention, and a method of achieving them will become apparent with reference to embodiments described later in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms, and only this embodiment is intended to complete the disclosure of the present invention, and common knowledge in the technical field to which the present invention pertains. It is provided to completely inform the scope of the invention to those who have, and the invention is only defined by the scope of the claims. In addition, the same reference numerals refer to the same elements throughout the entire specification.

The present invention relates to an outdoor artificial fog device installed in agricultural and livestock facilities or parks, playgrounds, stadiums, event venues, and roads, and as shown in FIG. 1, the main body unit 10 and the connection unit 20 and the control unit 30 and the spray unit ( It is a centrifugal spray type artificial fog device that has excellent spray efficiency and durability with 40) as its main composition.

The artificial fog device of the present invention adopts a structure in which the spray direction of the fog is arbitrarily changed and a structure that sprays the fog by using centrifugal force is adopted to reduce overall manufacturing cost and energy required for operation. do.

The body unit 10 is a body constituting the connection unit 20, the control unit 30, and the spray unit 40, and consists of a control box 11 and a cylindrical fog cannon 15 as shown in FIG. 1. The control box 11 at least includes a supply and a control board to supply and regulate power, and the fog cannon 15 is disposed at the top of the control box 11 to spray fog toward the front.

Here, the fog cannon 15 is provided with a connection bracket 15a having a C-shaped cross section that is attached to each of the lower and rear ends to induce connection with the control box 11. In addition, a protective net 15b is attached on the front and rear openings of the fog cannon 15 to block the inflow of foreign substances or objects from the outside. That is, the connection bracket 15a induces connection with the control unit 30 to be described later, and the protection net 15b protects not only the operator but also the spray unit 40 provided therein.

The connection unit 20 connects the control box 11 and the fog cannon 15, and is attached to and detached from the installation site or object, and is composed of a support bracket 21 and a connection joint 25 as shown in FIG. 1. The support bracket 21 induces detachment/attachment at the bottom of the control box 11 so that it can be mounted on a structure or vehicle, and the connection joint 25 moves the fog cannon 15 up and down at the top of the control box 11. Connect so that it can be rotated.

Here, the connection joint 25 is formed in a C-shaped cross section, and is connected to the connection bracket 15a provided in front of the lower end of the fog cannon 15 by male and female. And the connection pin is inserted across the connection joint 25 and the connection bracket (15a). Therefore, the fog cannon 15 can rotate up and down based on the connection pin.

The control unit 30 is to change the spraying direction by changing the posture of the fog cannon 15 from the control box 11, and consists of a yaw actuator 31 and a pitching actuator 35 as shown in FIG. 1. The yawing actuator 31 is interposed between the control box 11 and the support bracket 21 to rotate the fog cannon 15 left and right, and the pitching actuator 35 is attached to the upper end of the control box 11 to prevent the fog cannon. (15) is rotated up and down.

Here, the yawing actuator 31 and the pitching actuator 35 may be configured as electric motors that perform linear and rotational movements by receiving power, and may be configured as cylinders that perform linear and rotational movements by receiving hydraulic pressure. In any case, those skilled in the art can selectively apply it according to the needs of the consumer.

The spray unit 40 is interposed in the fog cannon 15 as shown in FIG. 1 to spray the fog toward the front. It rotates at high speed inside the fog cannon 15 to blow air and is supplied from the outside. Water is pulverized into fine particles and discharged. The spray unit 40 is a shaft 41, a blade 42, a supply pipe 43, a separation pipe 44, a plurality of centrifugal plates 45, and a connection cap 46 as shown in FIGS. 2 to 4. Done.

The shaft 41 is formed as a hollow hollow inside as shown in FIG. 5 and is fixed to the center of the fog cannon (15). The shaft 41 has a plurality of discharge holes 41a which are radially drilled on the outer surface of the front side and discharge the water supplied to the outside as shown in FIG. 6. In addition, a sealing nut (41b) is fastened to the front end of the shaft (41) so that the supplied water is discharged into the discharge hole (41a), and at least one outer surface of the front side rotatably supports the separation pipe (44). The bearing 41c is interposed, and a washer 41d and a snap ring 41e for fixing the bearing 41c are inserted at the front end.

The blade 42 is connected to the motor on the shaft 41 as shown in FIG. 5 and rotates at high speed. These blades 42 include a hub 42a formed with a diameter receiving the shaft 41 as shown in FIG. 7, a pulley 42b extending to the rear of the hub 42a and connected to the motor, and a hub 42a It consists of a plurality of blades (42c) radially fastened to the outer surface of the, and a bolt (42d) fastened to the outer surface of the front side of the hub (42a) to pressurize and fix the separation tube (44).

The supply pipe 43 is connected to the rear of the shaft 41 to supply water as shown in FIG. 5. As shown in FIG. 8, the supply pipe 43 includes a b-shaped connector 43a connected to the shaft 41, a union 43b connected in a direction perpendicular to the connector 43a, and an opening inside the connector 43a. It is composed of a stem (43c) inclined downward in the direction.

The separation tube 44 is rotatably inserted in front of the shaft 41 as shown in FIG. 5 to disperse the water supplied to the shaft 41 to the outside. The separation pipe 44 is radially drilled on the outer surface as shown in FIG. 9 to form a dispersion hole 44a having a diameter of 1.0 to 2.0 mm for distributing and discharging water discharged from the shaft 41 to the outside. In addition, a fastening hole 44b for inducing fastening with the blade 42 is formed on an outer surface of the rear side of the separation tube 44, and a spiral 44c for inducing fastening with the connection cap 46 is formed on the outer surface of the front side. Is formed.

The centrifugal plate 45 is rotatably inserted into the outer surface of the separation tube 44 as shown in FIG. 5 to pulverize the water discharged from the separation tube 44 into fine particles and discharge it to the front outside, and the connection cap 46 is a separation tube. It is fastened to (44) to fix the plurality of centrifugal plates (45). Here, the centrifugal plate 45 is formed in the form of a plate inclined to expand 120° toward the front, and is inserted to overlap each other in 10 stages or more on the outer surface of the separation tube 44.

At this time, the centrifugal plate 45 has a centrifugal protrusion 45a arranged radially at equal intervals on the inside of the front side and spaced apart from each other, and a rhombic crushing groove arranged radially on the outside of the front side to atomize the discharged water into fine particles. (45b) is formed.

That is, the blade 42 rotates at 6000 to 8000 RPM by the motor and blows air forward. Here, along with the blade 42, the separation tube 44 and the centrifugal plate 45 are also rotated at the same RPM. In this state, when water is supplied from the supply pipe 43 as shown in FIG. 11, the supplied water is injected into the shaft 41 and discharged into the discharge hole 41a.

The discharged water is supplied to the inner surface of the separation tube 44, and the supplied water is discharged into the dispersion hole 44a by centrifugal force while rotating together with the separation tube 44. Water discharged to the dispersion hole 44a is dispersed in the form of droplets of 300 to 200 μm.

The dispersed and discharged water droplets move to the front surface of the centrifugal plate 45 and move in the form of a water film having a thickness of 100 to 150 μm by centrifugal force. The water film moving along the front surface of the centrifugal plate 45 is separated into fine particles of 50 to 80 μm while reaching the grinding groove 45b.

The separated water fine particles are separated from the pulverizing groove 45b by centrifugal force, and the separated water fine particles are converted into ultra fine particles of 20 to 30 μm while being divided into expansion by a low pressure according to the blown air and sprayed toward the front.

As described above, the present invention can be applied to various places by adopting a structure that can arbitrarily change the spraying direction of the mist, and the cost required for manufacturing by spraying the mist using the centrifugal force of a blower rotating at a relatively high speed The energy required for overhauling can be reduced, which can satisfy the user's overall needs.

10: main unit 11: control box
15: fog cannon 15a: connection bracket
15b: protection net 20: connection unit
21: support bracket 25: connection joint
30: adjustment unit 31: yawing actuator
35: pitching actuator 40: spray unit
41: shaft 41a: discharge hole
41b: sealing nut 41c: bearing
41d: washer 41e: snap ring
42: blade 42a: hub
42b: pulley 42c: wing
42d: bolt 43: supply pipe
43a: connector 43b: union
43c: stem 44: separation tube
44a: dispersion hole 44b: fastening hole
44c: spiral 45: centrifugal plate
45a: centrifugal protrusion 45b: grinding groove

Claims (10)

A main body unit having a control box 11 that includes at least a supply and a control board that supplies and regulates power, and a cylindrical fog cannon 15 that is disposed at the top of the control box 11 and sprays fog toward the front. (10); A connection joint (25) that connects the support bracket (21) to be attached and detached from the set object at the bottom of the upper control box (11), and the fog cannon (15) at the upper end of the control box (11) so that it can be rotated up and down. A connection unit 20 having a; A yaw actuator 31 interposed between the upper control box 11 and the support bracket 21 to rotate the fog cannon 15 left and right, and the fog cannon 15 attached to the upper end of the upper control box 11 An adjustment unit 30 having a pitching actuator 35 that rotates up and down; In the artificial fog device including; a spray unit 40 interposed rotatably inside the fog cannon 15 to blow air toward the front and pulverize and discharge the supplied water into fine particles,
The above spraying unit 40 includes a hollow shaft 41 fixed to the center of the fog cannon 15, a blade 42 connected to a motor on the upper shaft 41 and rotating at high speed, and the upper blade 42 ), a supply pipe 43 for supplying water into the shaft 41 at the rear of the upper blade 42, a separation pipe 44 for distributing and discharging water supplied to the shaft 41 in front of the upper blade 42, and the upper A plurality of centrifugal plates 45 that pulverize the water discharged to the outer surface of the separation tube 44 into fine particles and discharge it to the front and outside, and a connection cap that is fastened to the separation tube 44 and fixes the centrifugal plate 45 ( 46),
The upper shaft 41 has a plurality of discharge holes 41a that are radially drilled on the outer surface of the front side to discharge the water supplied to the outside, and the supplied water is fastened to the front end to the discharge hole 41a. A sealing nut 41b that is closed to be discharged, one or more bearings 41c that are interposed on the outer surface of the front side to rotatably support the separation tube 44, and a washer that is inserted into the front end to fix the bearing 41c ( 41d) and a snap ring (41e), characterized in that the centrifugal spray type artificial fog device having excellent spraying efficiency and durability, characterized in that it is configured.
The method of claim 1,
The fog cannon 15 above is composed of a connection bracket 15a that is attached to the lower front and rear sides to induce connection with the control box 11, and a protective net 15b that is attached to the front and rear openings to block the inflow of foreign substances or objects from the outside. Centrifugal spray type artificial fog device having excellent spray efficiency and durability, characterized in that.
The method of claim 1,
The yawing actuator 31 and the pitching actuator 35 are centrifugal with excellent spraying efficiency and durability, characterized in that they are composed of an electric motor that moves linearly and rotationally by receiving power or a cylinder that moves linearly and rotationally by supplying hydraulic pressure. Spray type artificial fog system.
delete delete The method of claim 1,
The upper blade 42 includes a hub 42a formed with a diameter accommodating the shaft 41, a pulley 42b extending to the rear of the upper hub 42a and connected to the motor, and the outer surface of the upper hub 42a Excellent spraying efficiency and durability, characterized in that a plurality of wings (42c) that are radially fastened to and a bolt (42d) fastened to the front outer surface of the upper hub (42a) to pressurize and fix the separation tube (44) Centrifugal spray-type artificial fog device that has a combination of.
The method of claim 1,
The upper supply pipe 43 is a b-shaped connector 43a connected to the shaft 41, a union 43b connected in a direction perpendicular to the upper connector 43a, and an opening direction inside the upper connector 43a. Centrifugal spray type artificial fog device having excellent spray efficiency and durability, characterized in that the stem (43c) inclined downward is configured.
The method of claim 1,
The separation pipe 44 is radially drilled on the outer surface and fastened with a 1.0 to 2.0 mm diameter dispersion hole 44a for distributing and discharging water discharged from the shaft 41 to the outside, and a blade 42 on the rear outer surface. A centrifugal spray type artificial fog device having excellent spray efficiency and durability, characterized in that a fastening hole 44b for inducing the and a spiral 44c for inducing fastening with the connection cap 46 is formed on an outer surface of the front side.
The method of claim 1,
The upper centrifugal plate 45 is formed in the form of a dish inclined to expand 120° toward the front, and is inserted in 10 or more stages on the outer surface of the upper separation tube 44 to provide excellent spraying efficiency and durability. Combined centrifugal spray type artificial fogging device.
The method of claim 1,
The above centrifugal plate 45 has centrifugal protrusions 45a arranged radially at equal intervals on the inside of the front and spaced apart from each other, and a rhombic grinding groove 45b arranged radially on the outside of the front to atomize the discharged water into fine particles Centrifugal spray type artificial fog device having excellent spray efficiency and durability, characterized in that formed.

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