KR20220022908A - Apparatus for daily-life epidemic prevention - Google Patents

Abstract

The present invention provides an apparatus for daily-life epidemic prevention which is installed indoors and sprays a chemical liquid into ultra-fine particles in the air to kill bacteria or viruses. The apparatus includes: a main body having an inclined spraying surface formed on an upper front surface, having a plurality of spraying holes formed on a lower part of the spraying surface, and having a plurality of suction holes formed on a rear surface and both side surfaces of an upper part; a drug storage unit installed inside of a lower side of the main body and storing a drug solution; a drug supply unit connected to the drug storage unit and an injection unit through a hose and supplying the drug liquid stored in the drug storage unit to the injection unit at high pressure by pumping; an injection unit which includes an inflow hole formed on the back of the nozzle block embedded in the spraying surface and connected to the hose through which the chemical solution flows, through holes formed in the longitudinal direction inside the nozzle block through which the chemical solution flows, and a plurality of spray nozzles formed on the front of the nozzle block and communicating with the through hole to spray upward mist at high pressure in the form of ultra-fine particles; a diffusion unit which discharges blowing air from under the spray nozzle to evenly spread the chemical liquid sprayed upward from the spray unit to a distance and keep the chemical liquid suspended in the air for a predetermined time; a direction conversion unit installed inside a duct and converting the blowing air into several directions; a manipulation unit provided with a liquid crystal display screen and operated by a touch screen; and a control unit which supplies power and controls the operation of each unit according to a signal from the control unit.

Description

Life Prevention Device {APPARATUS FOR DAILY-LIFE EPIDEMIC PREVENTION}

The present invention relates to a life prevention device, and more particularly, to a life prevention device that is installed indoors and sprays a chemical solution as ultra-fine particles in the air to kill bacteria or viruses, thereby enabling effective quarantine.

Recently, due to frequent international exchanges and overseas travel, health problems caused by various infectious diseases and viruses are occurring, and as a result, the importance of living quarantine by maintaining a normal life and quarantine is emerging. technologies are being developed.

In general, quarantine devices are used for a variety of purposes, such as urban disinfectant spraying for epidemic prevention, street tree pesticide spraying, garbage landfill disinfection, sewer disinfection, foot-and-mouth disease and bird virus control, and COVID-19 control.

These quarantine devices can be broadly divided into three types.

First, it is a smoke screen disinfection method that can be applied to motorcycles and vehicles. Since the raw material itself has to be burned, a chemical is added to diesel or kerosene to prevent and disinfect, thereby generating combustion gases harmful to the human body and polluting the environment.

Second, it is a mist disinfection method. The mist disinfection method uses portable or vehicle disinfection equipment. In particular, a wired portable sterilizer has disadvantages in that it takes a long time to work and is limited in the work area, since it is necessary to receive electricity by using a wire to perform disinfection and disinfection work. In addition, it is difficult to effectively prevent and disinfect the wireless portable sterilizer because the spray particles are large, the floating time is short, and the spray distance is short.

Third, the atomization method is a disinfection method. It is mainly used by being mounted on a company vehicle. In this case, it is difficult to carry, and there are disadvantages in that it takes a long time to install and work. In addition, there is a disadvantage in that there is a limit to the limited and narrow indoor field input such as a parking lot, a warehouse, a building, and the like.

As a related art in this regard, Patent Document 1 discloses a device body, a disinfectant storage container installed in the device body, a disinfectant liquid vaporization unit that vaporizes the disinfectant liquid stored in the disinfectant liquid storage container with ultrasonic waves, and the disinfectant liquid vaporized by the disinfectant liquid vaporization unit is delivered to the front outlet of the apparatus body Disinfectant supply pipe that supplies blowing pressure to the disinfectant supply pipe, a blower fan that forcibly discharges the vaporized disinfectant solution, is rotatably installed at the outlet, and is rotated by the spray pressure of the vaporized disinfectant solution sprayed from the disinfectant supply pipe to discharge the vaporized disinfectant solution Disinfection and disinfection device including a spray nozzle unit is disclosed.

In addition, Patent Document 2 discloses a rotary prevention device capable of accurately spraying a chemical solution in a desired injection direction while freely adjusting the injection tube mounted in the front up, down, left and right to spray the chemical solution together with high-pressure air. has been

Republic of Korea Patent Publication No. 10-1820506 (published on January 19, 2018) Republic of Korea Patent Publication No. 10-1398153 (published on May 23, 2014)

The present invention has been devised to solve all of the above problems, and it is possible to efficiently kill indoor bacteria or viruses while floating in the air for more than 15 minutes by mist spraying a chemical solution into the indoor air as ultra-fine particles, and The amount of drops is small, so the amount of drug used is reduced, and the drug solution is spread evenly over a large area to prevent prevention over a large area. The purpose of this is to provide a daily life quarantine device that can be quarantined.

The present invention is a life prevention device that is installed indoors and sprays a chemical solution with ultra-fine particles in the air to kill bacteria or viruses, a receiving space is formed inside, an inclined spraying surface is formed on the upper front surface, and the spraying surface a body portion having a plurality of lower injection holes and formed with a plurality of suction ports on the rear surface and both sides of the upper portion; It is installed inside the lower side of the main body, the drug storage unit for storing the drug solution; a drug supply unit connected to the drug storage unit and the injection unit through a hose, and pumping the chemical solution stored in the medicine storage unit to the injection unit at high pressure; A nozzle block built into the spraying surface, an inlet hole formed on the rear surface of the nozzle block and connected to a hose through which the drug solution flows, and a flow-through hole formed in the longitudinal direction inside the nozzle block through which the drug solution flowing from the inlet hole flows through; , An injection unit formed on the front surface of the nozzle block, communicating with the flow-through hole, and including a plurality of injection nozzles for upwardly misting and high-pressure spraying the chemical solution into ultra-fine particles; Discharge air from below the injection nozzle to evenly spread the chemical liquid sprayed upward from the injection unit, and allow the chemical liquid to be suspended in the air for a predetermined time, but arranged obliquely and long in the width direction on the inner side of the main body part and has a cylindrical shape It consists of an impeller and a blower fan module that introduces air sucked in from the inlet to the upper side and blows it downward, and a curved pipe that communicates with the lower part of the blower fan module. a diffuser comprising a duct; a direction change unit installed inside the duct and converting the air flow in several directions; an operation unit provided with a liquid crystal display screen and operated by a touch screen; and a control unit for supplying power and controlling the operation of each unit according to a signal from the operation unit.

According to the present invention, it is possible to efficiently kill indoor bacteria or viruses while floating in the air for more than 15 minutes by mist spraying the chemical solution into ultra-fine particles in the indoor air, and the amount of dropping to the ground is small, so the amount of the drug is reduced. It spreads the drug solution evenly far away, enabling prevention over a large area, and ultra-fine particles sprayed by the two-fluid jet create a tornado, which has the effect of penetrating into the gaps and back surfaces of indoor facilities.

In addition, the present invention enables unmanned operation by reservation, detects temperature and humidity, monitors the breeding environment of bacteria or viruses, and operates automatically, has a low water level alarm function, and can be controlled wirelessly by connection such as wifi It works even if it is possible.

1A is a perspective view of a life prevention device according to the present invention, FIG. 1B is a left side view, FIG. 1C is a right side view, and FIG. 1D is a rear view.
FIG. 2A is a view showing the internal configuration as viewed from the left side of the life prevention device according to the present invention, and FIG. 2B is a diagram showing the internal configuration as viewed from the upper side.
3 is a view showing a control function of the control unit according to the present invention.
Figure 4a is a perspective view of the injection unit according to the present invention, Figure 4b is a front view of the injection unit including the nozzle block and the injection nozzle according to the present invention.
5 is a perspective view of a blower fan module of a diffusion unit according to the present invention.
6A is a front view of the direction changing unit according to an embodiment of the present invention, FIG. 6B is a plan view of the direction changing unit according to an embodiment, and FIG. 6C is a right side view of the direction changing unit according to an embodiment.
7A is a view showing a plan view according to the present invention, and FIG. 7B is a view showing a menu of a liquid crystal display screen.
8A and 8B are photographs showing the state of use of the injection state of the pharmaceutical solution according to the present invention.

Hereinafter, with reference to the drawings, it will be described in detail with reference to the embodiment with respect to the specific content for implementing the life quarantine device according to the present invention.

The life prevention device 1 according to the present invention is a life prevention device that kills bacteria or viruses by spraying a chemical solution as ultra-fine particles in the air, and spraying the chemical solution as ultra-fine particles into the air for more than 15 minutes in the air It can effectively kill indoor bacteria and viruses while floating for a long time, and it is possible to prevent the disease over a large area by spreading the drug solution far away and evenly. It can penetrate to the gap and the back surface to prevent infection, and the main body part 100, the drug storage part 200, the drug supply part 300, the spray part 400, the diffusion part 500, the direction change part 600, It comprises a manipulation unit 700 and a control unit 800 .

Referring to FIGS. 1A to 1D , the main body 100 is made of a substantially rectangular enclosure, an accommodation space is formed therein, and a spraying surface 110 inclined upwardly on the upper front surface is formed. The injection surface 110 has a nozzle block 410 built in the upper portion, a plurality of injection holes 111 are formed through the lower portion, and the injection holes 111 are formed in a long hole shape and are arranged in multiple rows.

In addition, a plurality of suction ports 120 are formed on the rear surface and both sides of the upper portion of the main body 100, so that external air is sucked through the suction port 120 when the blower fan module 510 is operated, at this time the suction port 120 is It also has a heat dissipation function.

In addition, the main body 100 is provided with handles 130 on both sides so that the user can grip and lift it and move it, and a plurality of wheels 150 are installed at the lower portion for convenient movement.

In addition, the main body part 100 has a door 140 that can be opened and closed on the rear side, so parts replacement, inspection and maintenance are easy, and an inlet pipe 160 is installed at the lower part to remove the liquid chemical from the outside. It can be introduced into the storage unit 300, and a valve 170 is connected to the inlet pipe 160 to control the inflow of the drug solution.

In addition, referring to FIG. 3 , the body part 100 is provided with a temperature sensor 180 and a humidity sensor 190 installed outside or inside to measure the external temperature and humidity and transmit the measured value information to the control unit 800 . Therefore, it is possible to perform constant monitoring of the breeding environment of bacteria or viruses. In addition, the control unit 800 compares each measured value measured by the temperature sensor 180 and the humidity sensor 190 with a preset reference value, and when the measured value deviates from the reference value, bacteria or viruses thrive in the room Determining that an environment has been created, the control unit 800 operates the device to perform automatic quarantine.

Referring to Figure 2a, the drug storage unit 200 is a place in which a liquid drug solution made of a high concentration spray solution of a drug to kill bacteria or viruses is stored, one at the top, one at the bottom, A total of three water level sensors 210, such as one, may be installed on the floor.

Referring to FIG. 3, the upper water level sensor 211 installed on the upper part detects the full level of the drug solution filled in the drug storage unit 200 and transmits the signal to the control unit 800, and the control unit ( 800), the pool water level can be displayed as "full" on the operation unit 700, and the lower water level sensor 212 installed in the lower part detects a low water level state in which the level of the chemical solution stored in the chemical storage unit 200 is insufficient. The signal is transmitted to the control unit 800, and the control unit 800 warns the low water level alarm to be displayed on the operation unit 700 as “empty”, and the floor water level sensor 213 installed on the floor is installed in the drug storage unit 200 ) detects that almost all of the chemical liquid stored in the storage unit has been used up, transmits the signal to the control unit 800, and the control unit 800 automatically turns off the power of the device. At this time, the user opens the valve 170 to 160) to supply the drug solution sufficiently to the drug storage unit 200, but supply the drug solution until it is detected by the upper water level sensor 211, block the valve 170, and then operate the device again. there is.

The drug supply unit 300 is coupled to a flat horizontal plate 301 arranged in the width direction on the upper side of the drug storage unit 200, the booster pump 310 is fixedly coupled to the upper surface of the horizontal plate 301, The booster pump 310 is connected to the chemical storage unit 200 and the injection unit 400 through the hose 320 to pump the chemical solution stored in the medicine storage unit 200 and supply it to the injection unit 400 at high pressure. .

2b, 4a and 4b, the spraying part 400 is installed on the spraying surface 110 of the main body 100 to spray the chemical liquid into ultra-fine particles in the air, and the spraying surface 110 ), the nozzle block 410 is embedded in the horizontal direction, the inlet hole 420 formed on the rear surface of the nozzle block 410 is connected to the hose 320, and the drug storage unit 200 by the operation of the booster pump 310 ) is introduced into the inside of the nozzle block 410, and a flow-through hole 430 is formed inside the nozzle block 410 in the longitudinal direction, so that the chemical solution introduced from the inflow hole 420 flows through, and the nozzle block A plurality of injection nozzles 440 are formed on the front surface of the 410 to communicate with the through-hole 430 through the passage 435, and the injection nozzle 400 is a nozzle that sprays the chemical solution as mist, and in an upward direction. High-pressure spraying of ultra-fine particles in the air.

In this case, the size of the ultra-fine particles of the sprayed drug solution may be 100 microns or less, preferably 0.5 to 50 microns. If the particle size of the drug solution is less than 0.5 microns, the particles sprayed into the air do not stay for long depending on the room temperature or environment and evaporate soon. In this case, since the particles sprayed into the air do not float in the air for a long time due to their own weight and fall, it is impossible to effectively kill the bacterina virus in the air.

In addition, in one embodiment, a total of four injection nozzles 440 are installed, the inner two are fixed and installed to be inclined at a 25 degree angle to the outside, and the outer two are installed to be fixed and inclined at a 45 degree angle to the outside, By allowing the chemical solution to be discharged in several directions, it can be induced to spread the chemical solution evenly without being concentrated on a specific part.

In addition, in another embodiment, the spray nozzle 440 has a fixed holder 441 coupled to the front surface of the nozzle block 410 , and the rotating body 442 to the fixed holder 441 can rotate 360 degrees. It is inserted and installed, and the nozzle body 443 is connected to the rotating body 442 to mist the chemical solution into ultra-fine particles in the air. At this time, the rotation body 442 is made of a hollow hemisphere shape so that even if it is rotated 360 degrees, the chemical liquid introduced into the injection nozzle 440 can be smoothly injected through the nozzle body 443 .

In addition, in the injection unit 400, a bar fixing block 450 is formed on the nozzle block 410, a nozzle groove (not shown) is formed in the longitudinal direction in the bar fixing block 450, and an LED is installed. A bar 460 is inserted into the nozzle groove and irradiated with light of a predetermined color toward the front, whereby the injection nozzle 440 and its surroundings have a predetermined color as shown in FIG. Even in a foggy situation, the user can easily check the state in which the spray nozzle 440 sprays the chemical solution and the chemical solution is spread, and can perform quarantine while visually monitoring the separation distance.

Referring to FIGS. 2A and 5 , the diffusion unit 500 discharges blown air from the injection surface 110 under the plurality of injection nozzles 440 , and the chemical liquid of ultra-fine particles is sprayed upward from the injection nozzle 440 . The effect of killing bacteria or viruses is increased by spreading evenly away and allowing the drug solution to remain suspended in the air for a predetermined period of time, that is, at least 15 minutes or more.

To this end, the diffusion unit 500 is installed in a long connection in the width direction with the inclined plate 501 inclined in the direction parallel to the spraying surface 110 at the upper portion of the inner side of the main body 100, and the inclined plate 501 ), the blower fan module 510 is fixedly coupled to the front.

The blower fan module 510 has a casing 511, and the blower fan 513 is formed of a cylindrical impeller by a motor 512 provided on one side of the casing 511 and rotates while rotating, with suction ports on the rear and both sides ( The external air is sucked through 120 , and the air sucked in from the inlet 120 is introduced through the upper inlet 520 of the blower fan module 510 , and then blows to the lower outlet 530 of the blower fan module 510 . is a structure that becomes

In addition, the duct 540 built into the injection surface 110 along the longitudinal direction communicates with the lower portion of the blower fan module 510 and communicates with the outlet 530 of the blower fan module 510 of the duct 540 . One end is made of a curved pipe bent round and the blower is rotated and discharged while oscillating, and the other end of the duct 540 is communicated with a plurality of injection holes 111 to discharge the air toward the injection holes 111. .

In this way, the blowing fan 513 is formed in a cylindrical shape and both sides of the blowing fan 513 are covered with the casing 511, so there is no air inflow from the axial direction. The blower fan can blow the wind widely.

In addition, a plurality of injection nozzles 440 are installed in the upper portion of the spraying surface 110 to spray the ultrafine particles of the chemical liquid upward into the indoor air at high pressure, and the spraying holes 111 are formed in the lower portion of the spraying surface 110 . As the blowing by the blower fan module 510 of the diffusion unit 500 is discharged, the chemical liquid sprayed with ultra-fine particles spreads far into the air and does not easily fall to the ground, but mostly floats in the indoor air for more than 15 minutes It can effectively kill bacteria or viruses in the room while continuing in the state, and the drug solution is spread far and evenly by the diffusion unit 500, enabling prevention over a large area, and applying the upper/lower two-fluid jet method Thus, the chemical liquid sprayed as ultra-fine particles from the upper part causes a tornado by the blowing of the blowing fan module 510 discharged from the lower part and spreads higher and farther, so it penetrates deeply to the gaps and back surfaces of indoor facilities, and the blind spots are No quarantine can be achieved.

6A to 6C, the direction change unit 600 is installed inside the duct 540 and converts the blowing so that the air is branched in several directions so that the chemical liquid sprayed from the injection nozzle 440 is in a larger area. It is intended to spread throughout the room so that more effective indoor disinfection can be achieved.

To this end, the direction change unit 600 is installed in the upper and lower plates 610 and 620 and the side plates 630 coupled to both sides of the upper and lower plates 610 and 620 are coupled inside the duct 540, and the upper and lower A plurality of direction changing guides 640 formed in a "C" shape having a flange formed therein are fastened through a flange between the upper and lower plates 610 and 620 while being spaced apart from each other. The plurality of direction change guides 640 may be installed in several directions.

That is, the direction change guide 640 is one first guide 641 installed vertically in the center of the outlet of the duct 540, and both sides of the first guide 641 are inclined at an angle of 25 degrees to the outside, respectively. A pair of second guides 642 installed to be lowered, and a pair of third guides 643 formed to be inclined at an angle of 45 degrees to the outside, respectively, on the outside of the second guide 642 are included. In this way, the first, second, and third guides 641, 642, and 643 are arranged as described above, and the blown air is branched and discharged in various directions through the outlet of the duct 540. Efficient indoor quarantine can be achieved by allowing the chemical solution to spread evenly over a larger large area.

7A and 7B , the operation unit 700 is provided with a liquid crystal display screen and is operated by a touch screen, and the liquid crystal display screen includes a power button, an operation button, a stop button, a password input button, and an environment setting button. The password input button operates the device through authentication and safely manages it by entering the password set in the environment setting button, and when the environment setting button is pressed, the day and time setting, chemical spraying and blowing strength control, timer reservation, password Settings, Wi-Fi settings, etc. are possible, and in addition, temperature, humidity, water level status, Wi-Fi, etc. are displayed on the liquid crystal display screen, so you can operate it conveniently.

Referring to FIG. 3 , the control unit 800 supplies power to the booster pump 310 , the LED bar 460 , the blower fan module 510 , the liquid crystal display screen 710 , and the like, and the user controls the operation unit 700 . It controls the operation of each part according to the touch signal input to the , preset reservation, and signals transmitted from various sensors.

In addition, the control unit 800 may receive a wireless signal from the remote control, or the device may be remotely operated and controlled by a command signal of an application installed on the external device by being connected to an external device through Wi-Fi or Bluetooth.

After all, the life prevention device 1 according to the present invention can efficiently kill indoor bacteria or viruses while floating in the air for more than 15 minutes by mist spraying the chemical liquid into the indoor air as ultra-fine particles, and dropping to the ground The amount used is small, so the amount of chemical solution is reduced, and it is possible to prevent the disease over a large area by spreading the chemical solution far away and evenly. It can be quarantined, and it can be operated unmanned by timer reservation, it can automatically operate by monitoring the breeding environment of bacteria or viruses by sensing temperature and humidity, has a low water level alarm function, It can be controlled wirelessly.

In the present invention, the above embodiment is an example, and the present invention is not limited thereto. Anything that has substantially the same configuration as the technical idea described in the claims of the present invention and achieves the same operation and effect is included in the technical scope of the present invention.

1. Life Prevention Device
100. Main body 101. Cord connection port
110. Spray surface 111. Spray hole
120. Inlet 130. Knob
140. Door 150. Wheels
160. Inlet pipe 170. Valve
180. Temperature sensor 190. Humidity sensor
200. Drug storage unit 210. Water level sensor
300. Chemical supply unit 301. Horizontal plate
310. Booster Pump 320. Hose
400. Injection part 410. Nozzle block
420. Inlet hole 430. Flow through hole
435. Passage 440. Spray nozzle
441. Fixed holder 442. Rotating body
443. Nozzle body 450. Bar fixing block
460. LED bar 500. Diffusion
501. Inclined plate 510. Blowing fan module
511. Casing 512. Motor
513. Blowing fan 520. Inlet 530. Outlet
540. Duct 600. Turning part
610. Top plate 620. Bottom plate
630. Side plate 640. Turning guide
641. Guide 1 642. Guide 2
643. Third guide 700. Control panel
710. LCD screen 800. Control unit

Claims (7)

In a life prevention device installed indoors to kill bacteria or viruses by mist spraying a chemical solution into the air with ultra-fine particles,
a body portion having a receiving space formed therein, an inclined spraying surface formed on the upper front surface, a plurality of spraying holes formed below the spraying surface, and a plurality of inlet openings formed on the rear surface and both sides of the upper portion;
a drug storage unit installed inside the lower side of the main body and storing the drug solution;
a drug supply unit connected to the drug storage unit and the injection unit through a hose, and pumping the chemical solution stored in the medicine storage unit to the injection unit at high pressure;
A nozzle block built into the spraying surface, an inlet hole formed on the rear surface of the nozzle block and connected to a hose through which the chemical solution flows, and a flow-through hole formed in the longitudinal direction inside the nozzle block through which the chemical solution introduced from the inlet hole flows through; , An injection unit formed on the front surface of the nozzle block, communicating with the flow-through hole, and including a plurality of injection nozzles for upwardly misting and high-pressure of the chemical solution into ultra-fine particles;
The blower is discharged from below the spray nozzle to evenly spread the chemical liquid sprayed upward from the injection unit, and the chemical liquid is suspended in the air for a predetermined time, but it is arranged obliquely and long in the width direction on the inner side of the body part and has a cylindrical shape. It consists of an impeller and a blower fan module that introduces air sucked in from the inlet to the upper side and blows it downward, and a curved pipe that communicates with the lower part of the blower fan module. a diffuser comprising a duct;
a direction change unit installed inside the duct and converting the wind into several directions;
an operation unit provided with a liquid crystal display screen and operated by a touch screen; and
A life prevention device including a control unit that supplies power and controls the operation of each unit according to a signal from the control unit.
The method of claim 1,
The main body part has handles on both sides, an openable door is formed on the rear side, a wheel is installed on the lower part, and an inlet pipe is installed on the lower part to introduce the drug solution from the outside into the drug storage part, and a valve is connected to the inlet pipe Life prevention device, characterized in that installed.
The method of claim 1,
The injection nozzle is connected to a fixed holder coupled to the front of the nozzle block, a rotating body made of a hollow hemispherical shape and inserted to be rotatable 360 degrees in the fixed holder, and the drug solution is 0.5 to 50 microns in size A life prevention device comprising a nozzle body that sprays mist with ultra-fine particles of
The method of claim 1,
The injection unit is characterized in that the nozzle groove is formed on the upper side of the injection nozzle in the longitudinal direction, and an LED bar irradiating light of a predetermined color is inserted into the nozzle groove, so that it is possible to easily check the injection and diffusion state of the chemical solution. quarantine device.
The method of claim 1,
The direction change unit includes a plurality of direction change guides that are spaced apart from each other between the upper and lower plates, the upper and lower plates, the side plates coupled to both sides of the upper and lower plates, and the upper and lower plates formed in a "C" shape,
The direction change guide includes a first guide vertically installed in the center, a pair of second guides provided on both sides of the first guide at an angle of 25 degrees outward, and an angle of 45 degrees outward on the outside of the second guide. Life prevention device including a pair of third guides equipped with
The method of claim 1,
A temperature sensor and a humidity sensor are installed in the main body, a water level sensor is installed in the drug storage unit, the signal detected by each sensor is transmitted to the control unit and displayed on the operation unit, and a timer is provided in the operation unit, so reservation operation is possible. ,
If the values measured by the temperature sensor and humidity sensor are out of the standard value, the control unit operates the device to automatically prevent quarantine,
A life prevention device, characterized in that when the chemical storage unit is at a low water level by the water level sensor, the control unit displays a low water level alarm on the operation unit, and when the chemical storage unit is at the floor level by the water level sensor, the control unit automatically turns off the power of the device.
The method of claim 1,
The control unit receives a wireless signal from a remote control or is connected to an external device through Wi-Fi or Bluetooth, and the device is operated according to a command signal of an application installed on the external device.

Images