KR100790781B1 - Water tank assembly for steam cleaner and control method for steam cleaner - Google Patents

Abstract

A water tank assembly for a steam cleaner and a method for controlling the steam cleaner are provided to prevent damage of a micro switch and preclude outflow of water in a water tank by installing a flexible sealing layer between a buoy member and a switch. A water tank assembly for a steam cleaner comprises a water tank(200), a buoy member(700), and a micro switch(600). The buoy member is installed in the water tank. The micro switch is connected to the buoy member. The micro switch consists of a switch manipulated by the buoy member, a first terminal connected to the power, a second terminal connected to an alarming unit for alarming water supply condition of the water tank, and a third terminal connected to a heater for heating water. The water tank has a through-hole, and a flexible sealing layer between the buoy member and the switch.

Description

Water tank assembly for steam cleaner and control method for steam cleaner}

1 is a conceptual view of a heating steam cleaner.

2 is a conceptual diagram of a steam heating steam cleaner.

Figure 3 is a cross-sectional view of the water tank assembly of the steam heating steam cleaner according to a preferred embodiment of the present invention.

Figure 4 is a cross-sectional view of the water tank assembly of the steam heating steam cleaner according to an embodiment of the present invention.

5 is a perspective view of a micro switch according to a preferred embodiment of the present invention.

6 is an enlarged view of an important part of FIG. 3;

7 is an operation of the critical part of FIG.

8 is a perspective view of the water tank lid separation according to a preferred embodiment of the present invention.

** Description of symbols for the main parts of the drawing **

100 housing 200 water tank

201: through hole 202: protrusion

210: lid 211: handle

212: upper flange

213: fitting groove 214: incision

215: lower flange 220a, 220b: steam injection hole

230: sealing film 300a, 300b: heater

400: regulating and driving device 500: water pump

600: micro switch 601: mounting hole

610: first terminal 620: second terminal

630: third terminal 640: switch

700: buoy member 710: buoy

720: weight 730: connecting shaft

740: rotating body 741: rotating projection

750: support

Korean Open Room No. 1997-8097

The present invention relates to a steam tank water tank assembly and a steam cleaner control method, in particular, by detecting the water level and notifying the user of water replenishment, to prevent the product from overheating and the user can easily know when to refill It relates to a water tank assembly for a steam cleaner and a steam cleaner control method.

Conventional steam cleaners are those presented in Korean Patent Application Publication No. 1997-8097.

Conventional steam cleaners can be steam sprayed suction brush is made of a combination of the brush body and the cover covering it, the inlet through which the inhaled air passes in the brush body, the movement of the entire suction brush and other lengths such as hair or seams Electric brush for easily removing long dirts, electric belt for driving it, auxiliary wheel, cover hinge for hingeably coupling the cover, and connecting pipe for connecting the sucked air to the cleaner body in fluid connection with the suction port In the conventional vacuum suction brush for cleaning, comprising a heating element in the front end of the brush body to mount the steam generator made of a housing in which the steam injection port is formed on the bottom and the bucket attached to the upper surface of the cover by the tube In fluid connection with the

The water tank of the conventional steam cleaner has a problem that the user must directly check the water level of the water tank so that the water tank must be made of a transparent material, and if the user does not replenish water in a timely manner, the product may overheat. There is a problem.

 The present invention has been made in order to solve the above problems, by detecting the water level to notify the user of the water replenishment, to prevent the product from overheating and the water tank assembly for the steam cleaner to easily know when to replenish the water And to provide a steam cleaner control method.

Steam tank water tank assembly of the present invention for achieving the above object is characterized in that it comprises a water tank, a buoy member installed in the water tank, and a micro switch connected to the buoy member.

According to this configuration, by detecting the water level to notify the user of the water replenishment, there is an advantage that the product is prevented from overheating and the user can easily know the water replenishment time.

The micro switch is connected to a switch operated by the buoy member, a first terminal connected to a power source, a second terminal connected to a notification unit for notifying whether the water tank is refilled, and a heater for heating water. Including the third terminal, it is possible to operate the notification unit when the water is insufficient, and to stop the operation of the heater.

The micro-switch includes a switch operated by the buoy member, a through hole is formed in the water tank, and a flexible sealing film is disposed between the buoy member and the switch, and the water tank is moved so that the water inside is moved. It is possible to prevent the water in the water tank from leaking to the outside even if it is rough, and to prevent the microswitch from being damaged.

The water tank is formed with an inlet formed with a projection on the inner circumferential surface, and provided with a lid for opening and closing the inlet, the lid includes a sealing member fitted to the inlet, the sealing member is fitted with the projection along the outer peripheral surface The fitting groove is formed, and the lower portion of the sealing member is formed so as to communicate with the fitting groove so as to correspond to the protrusion in the up and down direction of the lid, so that it is easy to fasten the lid to the water tank, the lid and water Water can be prevented from leaking between tanks.

Steam cleaner control method according to a preferred embodiment of the present invention, the water level detection step of detecting the water level of the water tank, and whether the water refill of the water tank according to the detected water level, the heater or water pump according to the detected water level It characterized in that it comprises the step of controlling the operation of.

According to this configuration, the operation of the heater or the water pump is automatically controlled when the water replenishment time, the user does not need to operate the heater or water pump separately, it is possible to improve the safety and convenience of the product.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

For reference, among the configurations of the present invention to be described below, the same configuration as the prior art will be referred to the above-described prior art, and a detailed description thereof will be omitted.

1 is a conceptual diagram of a steam heating steam cleaner, Figure 2 is a conceptual diagram of a steam heating steam cleaner, Figure 3 is a cross-sectional view of the water tank assembly of the steam heating steam cleaner according to a preferred embodiment of the present invention, Figure 4 is the present invention 5 is a cross-sectional view of a water tank assembly of a tubular heating steam cleaner according to a preferred embodiment of the present invention, FIG. 5 is a perspective view of a microswitch according to a preferred embodiment of the present invention, FIG. 6 is an enlarged view of an important part of FIG. 3 is an essential part operation state diagram, Figure 8 is a perspective view of the water tank lid separation according to a preferred embodiment of the present invention.

As shown in Figures 1 to 8, the steam cleaner of the present embodiment, the housing 100, the water tank 200 installed in the housing 100, and the adjustment and drive device for adjusting and driving the device 400, a heater 300a and 300b for generating steam through the water in the water tank 200, and a notification unit (not shown) indicating whether the water tank 200 is refilled with water.

The notification unit may be provided with a buzzer or an LED lamp that shows a light to inform the user of water replenishment or to directly notify the water level.

The housing 100 is provided with wheels on the bottom surface so that the user can easily move the housing 100.

The water tank 200 is integrally formed in the housing 100 or separately formed and installed in the housing 100.

The water tank assembly includes a water tank 200, a buoy member 700 installed in the water tank 200, and a micro switch 600 connected to the buoy member 700.

3 and 4, the buoy member 700 is connected to the buoy 710 floating on the water surface and the connecting shaft 730 connected to the buoy 710 and the connecting shaft 730 to be above the buoy 710. Rotor 740 is installed on the upper portion of the weight 720 and the connecting shaft 730 and the rotating body 740 is installed to be rotatable and the rotating body 740 is installed on the inner wall of the water tank 200 It includes a support 750.

Buoy 710 is formed in a spherical shape.

The weight 720 is directed to the center of gravity of the buoy 710 downward, it is possible to prevent the buoy 710 is separated from the water surface when the water tank 200 is slumped to prevent incorrect measurement of the water level.

The rotating body 740 is formed in a disk shape so that the rotating shaft is rotatably installed on the support part 750.

The rotation protrusion 741 is formed on the outer circumferential surface of the rotating body 740.

The portion in which the pivoting protrusion 741 is in contact with the sealing film 230 is formed in a semi-circular cross-section, and may slide on the sealing film 230 without damaging the sealing film 230.

One end of the support part 750 is fixed to the inner wall of the water tank 200, and a bent part is formed at the other end thereof so that the rotating body 740 is installed.

That is, the support 750 is formed in a 'b' shape as a whole.

When the water level is low, the buoy 710 floating on the surface is lowered down and the rotating body 740 rotates clockwise so that the rotation protrusion 741 presses the switch 640, and the water level is an appropriate level. In this case, the buoy 710 floating on the surface of the water rises upward so that the rotating body 740 rotates in a counterclockwise direction so that the rotation protrusion 741 does not press the switch 640.

The micro switch 600 is a switch 640 operated by the buoy member 700, the first terminal 610 connected to the power supply, the second terminal 620 connected to the notification unit, and heats the water And a third terminal 630 connected to the heaters 300a and 300b.

The switch 640 is formed under the microswitch 600, the first terminal 610 is formed bent in the 'b' shape on the microswitch 600, the second terminal 620 is the second terminal 620 and the third terminal 630 is formed on the side of the microswitch 600.

The first terminal 610 is a common terminal, the second terminal 620 is a normal open terminal, and the third terminal 630 is a normal closed terminal.

The first terminal 610 is connected to the power lead wire of the plug is connected to the power source.

In the third terminal 630, when the steam cleaner is an instantaneous heating method in which the water pump 500 is provided, the water pump 500 and the heaters 300a and 300b are connected in parallel.

The micro switch 600 is provided with two mounting holes 601 to be fixed to the bracket in a diagonal direction.

A bracket for installing the microswitch 600 on the water tank 200 while surrounding the microswitch 600 may be provided.

When the switch 640 of the micro switch 600 is pressed as shown in FIG. 7 (when the water level is low), the micro switch 600 is turned off, and the off mode is connected to the first terminal 610. The second terminal 620 is connected. Therefore, when the water level is low, the notification unit is turned on so that the notification unit is operated, and the heaters 300a and 300b and the water pump 500 are not energized so that the heaters 300a and 300b and the water pump 500 ) Will stop working.

In addition, as shown in FIG. 6, when the switch 640 is not pressed (when the water level is appropriate), the micro switch 600 is turned on, and the on mode is the first terminal 610 and the third terminal. 630 is connected. Accordingly, when the water level is appropriate, the heaters 300a and 300b and the water pump 500 are energized so that the operation of the apparatus is normally performed, and the notification unit is not energized and the notification unit is not operated. The micro switch 600 controls only the heaters 300a and 300b when the water pump 500 for steam generation is not provided.

The water tank 200 has steam generators 220a and 220b formed at an upper portion or a lower portion thereof.

The steam generator 220a is formed at an upper portion of the tub heating steam cleaner that heats the entire water tank 200 through the heater 300a as shown in FIG. 1, and discharges steam from the water tank 200. .

As shown in FIG. 2, in the steam heater of the instantaneous heating method in which only water transferred by discharging water from the water tank 200 is instantaneously heated, a steam generator 220b is formed on the bottom surface of the water tank 200.

The instantaneous heating method removes water from the water tank 200 by using the water pump 500 and then discharges the water in the steam generator 220b into steam through the heater 300b.

An inlet is formed on the upper surface of the water tank 200 so that a user can introduce water into the water, and a through hole 201 is formed to install a micro switch 600.

As the through hole 201, the switch 640 of the micro switch 600 or the pivoting protrusion 741 of the buoy member 700 enters and exits.

On the inner circumferential surface of the inlet, two projections 202 are formed to face each other.

In the water tank 200, the inner circumferential surface around the protrusion 202 is thicker than the protrusion 202 to prevent the inlet of the water tank 200 from being damaged due to the detachment of the lid 210.

The protrusion 202 is formed in a plate shape, and the end is formed at an angle.

An inner circumferential surface of the water tank 200 is provided with a sealing film 230 formed of a flexible material such as silicon to block the through hole 201.

That is, the sealing film 230 is disposed between the rotation protrusion 741 of the buoy member 700 and the switch 640.

As a result, even when the water tank 200 moves during cleaning, the water inside the water tank 200 may be prevented from flowing out of the water tank 200 to the outside, and the microswitch 600 may be damaged due to the water flowing out. Can be prevented.

The lid 210 includes a body and a sealing member surrounding the body and fitted to the inlet, thereby opening and closing the inlet.

The lid 210 is formed by protruding the handle 211 in a ring shape so that the user can easily rotate or hold the lid.

The body and the sealing member may be integrally formed.

The sealing member is provided with a fitting groove 213 into which the protrusion 202 is fitted along the outer circumferential surface of the body, and the protrusions are formed at the lower portion of the sealing member so as to communicate with the fitting groove 213. The cutout 214 is formed to correspond to the 202.

That is, the sealing member has an upper flange 212 is formed along the outer circumferential surface, the lower flange 215 is formed to be spaced apart below the upper flange 212, the lower flange 215 is formed with a cutout 214. .

Thus, the lid 210 is inserted into the inlet so that the protrusion 202 is located in the fitting groove 213 through the incision 214, and then turn the lid 210, the protrusion 202 is the lower flange 215 While being supported by the fastening of the lid 210 is completed.

As such, the protrusion 202 may be disposed between the upper flange 212 and the lower flange 215 of the sealing member to effectively prevent the water inside the water tank 200 from leaking out.

When the lid 210 is detached from the water tank 200, the lid 210 is rotated in the opposite direction to the time of tightening so that the protrusion 202 is moved toward the cutout 214, and then the sealing member is moved from the inlet. You can pull it out.

The adjusting and driving device 400 adjusts or drives the device and may be disposed inside the housing 100.

The heaters 300a and 300b are disposed to be close to the steam generator 220b in the instantaneous heating method, and are disposed below the water tank 200 in the barrel heating method.

The operation of this embodiment having the above-described configuration will be described below.

Steam cleaner control method according to a preferred embodiment of the present invention, the water level detection step of detecting the water level of the water tank 200, and informs the water refill of the water tank 200 according to the detected water level, the detected water level And controlling whether the heaters 300a and 300b or the water pump 500 are operated.

The water level sensing step detects the water level inside the water tank 200 through the buoy member 700.

Subsequently, the micro switch 600 receives a signal from the buoy member 700 and controls the heaters 300a and 300b or the water pump 500 and the notification unit according to the water level.

That is, when the water level is the proper level, the heaters 300a and 300b or the water pump 500 are normally operated without operating the notification unit. In addition, when the water level is low to operate the notification unit and the operation of the heater (300a, 300b) or the water pump 500 is automatically stopped. In addition, when water is supplied to the water tank 200 again to the proper water level, the notification unit automatically stops operation, and the heaters 300a and 300b or the water pump 500 automatically operate normally.

As such, when the water replenishing time is reached, the user is notified of the replenishing time and the operation of the heaters 300a and 300b or the water pump 500 is automatically controlled so that the user separately separates the heaters 300a and 300b or the water pump 500. You do not need to control the operation of the product can improve the safety and convenience of the product.

As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art various modifications or variations of the present invention without departing from the spirit and scope of the invention described in the claims below Can be carried out.

According to the steam tank water tank assembly and the steam cleaner control method of the present invention as described above, there are the following effects.

By detecting the water level and notifying the user of water replenishment, there is an advantage that the product is prevented from overheating and the user easily knows the water replenishment time.

The micro switch is connected to a switch operated by the buoy member, a first terminal connected to a power source, a second terminal connected to a notification unit for notifying whether the water tank is refilled, and a heater for heating water. Including the third terminal, it is possible to operate the notification unit when the water is insufficient, and to stop the operation of the heater.

The micro-switch includes a switch operated by the buoy member, the water tank is formed with a through hole through which the switch enters, a flexible sealing film is disposed between the buoy member and the switch, the water tank is moved Even if the water inside is rippled, the water inside the water tank can be prevented from leaking to the outside, and the micro switch can be prevented from being damaged.

The water tank is formed with an inlet formed with a projection on the inner circumferential surface, and provided with a lid for opening and closing the inlet, the lid includes a sealing member fitted to the inlet, the sealing member is fitted with the projection along the outer peripheral surface The fitting groove is formed, and the lower portion of the sealing member is formed so as to communicate with the fitting groove in the vertical direction of the lid is formed to correspond to the projection, it is easy to fasten the lid to the water tank, lid and water Water can be prevented from leaking between tanks.

Steam cleaner control method according to a preferred embodiment of the present invention, the water level detection step of detecting the water level of the water tank, and whether the water refill of the water tank according to the detected water level, the heater or water pump according to the detected water level Including the step of controlling the operation of the water, when the time of replenishment automatically controls the operation of the heater or water pump, so that the user does not have to control the operation of the heater or water pump separately, improving the safety and convenience of the product You can.

Claims (5)

Water tank; Buoy member installed in the water tank; Including a micro switch connected to the buoy member, The micro switch is connected to a switch operated by the buoy member, a first terminal connected to a power source, a second terminal connected to a notification unit for notifying whether the water tank is refilled, and a heater for heating water. Water tank assembly for a vacuum cleaner comprising a third terminal. delete The method of claim 1, Through holes are formed in the water tank, The water tank assembly for a steam cleaner, characterized in that a flexible sealing film is disposed between the buoy member and the switch. The method of claim 1, The water tank is formed with an inlet formed with a projection on the inner peripheral surface, Is provided with a lid for opening and closing the inlet, The lid includes a sealing member fitted to the inlet, The sealing member is formed with a fitting groove into which the projection is fitted along an outer circumferential surface, and the lower portion of the sealing member so as to communicate with the fitting groove is formed with a cutout to correspond to the protrusion in the vertical direction of the lid Tank assembly for cleaners. A water level detection step of detecting the water level in the water tank, Supplying power to the heater and the water pump by a 3-terminal micro switch when the water level is above a predetermined lower limit line; When the water level of the water tank is lowered below the predetermined lower limit, switching the three-terminal micro-switch to stop the power supply to the heater and the water pump and to supply power to the alarm device for notifying the water shortage Steam cleaner control method comprising a.

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