KR100715774B1 - Robot cleaner, charging device and cleaning system - Google Patents

Abstract

The present invention relates to a cleaning system, and more particularly, to prevent the leakage of dust generated when the dust filled in the dust box of the robot cleaner automatically discharged to the charging station, while at the same time to discharge the dust in the dust box more easily and precisely The cleaning system is configured to have a main body having a charging socket on the lower side and an insertion groove exposed to the outside, a suction motor installed on the main body to generate suction force, and slidable to the insertion groove. A robot cleaner installed and having a communication hole on one side to communicate with the suction motor, and a dust box having a suction hole on a lower surface thereof, and a suction head formed on a lower surface of the main body to communicate with the suction hole; A charging body having a charging terminal to insert the charging socket while the robot cleaner is docked, a sensing unit installed in front of the charging body to detect a docking position of the robot cleaner, and fixing means for fixing the dust container; A transfer means installed on the charging body and equipped with the fixing means to transfer the dust container to one side, and suction means installed on the charging body to suck dust in the dust container transferred by the transfer means, Including charging station; It is composed.

Cleaning, robot, system, charging station, cleaner

Description

ROBOT CLEANER, CHARGING DEVICE AND CLEANING SYSTEM}

1 is an overall perspective view showing a conventional cleaning system,

2 is a schematic side elevational sectional view showing a conventional cleaning system;

Figure 3 is a block diagram showing a dust discharge method according to the invention,

4 is a schematic side elevational sectional view showing a cleaning system according to the present invention;

5 is an enlarged view of a portion A according to FIG. 4;

Figure 6 is an enlarged cross-sectional view of the main portion showing an operating state of the fixing means according to the present invention,

Figure 7 is an enlarged cross-sectional view of the main portion showing an operating state of the transfer means according to the present invention,

8 is an enlarged cross-sectional view of a main part showing an operating state of a suction unit according to the present invention;

9 is an enlarged cross-sectional view showing main parts of another embodiment of the present invention;

Figure 10 is an enlarged cross-sectional view of the main portion showing another embodiment of the present invention.

* Explanation of symbols for the main parts of the drawings

1: robot cleaner

   11: body

      111: charging socket 112: insertion groove

   12: suction motor

   13: dust bin

      131: communication hole 132: suction hole

   14: suction head

   15: opening and closing means

      151: automatic opening and closing valve

2: charging stand

   21: charging body

      211: charging terminal

   22: detector

   23: fixing means

      231: solenoid 232: protrusion 233: coupling groove

   24: transfer means

      241: conveyor belt 242: belt driving unit

      243: rack 244: pinion 245: pinion driving unit

   25: suction means

      251: suction passage 252: dust storage space 253: filter unit

The present invention relates to a cleaning system, and more particularly, to prevent the leakage of dust generated when the dust filled in the dust box of the robot cleaner automatically discharged to the charging station, while at the same time to discharge the dust in the dust box more easily and precisely It relates to a cleaning system to enable.

In general, the cleaning system includes a robot cleaner 100 and a charging stand 200 as shown in FIGS. 1 and 2.

The robot cleaner 100 cleans the floor surface of the room while driving automatically, and a suction motor installed at one side of the main body 101 having a charging socket 101a and the main body 101 to generate suction power. (102), a dust container (103) having a communication hole (103a) on one side to communicate with the suction motor (102) and a suction hole (103b) on the lower surface, and the main body (1) to communicate with the suction hole (103b). And a suction head 104 formed on the lower surface of the 101 and having a brush 104a inward.

In addition, the charging unit 200 is to be charged so that the charging unit (201a) having a charging terminal (201a) and the docking position of the robot cleaner 100 is inserted so that the charging socket 101a is inserted into the robot cleaner (100). Suction unit 202 installed in front of the charging body 201 and the suction unit is installed in the charging body 201 while communicating with the suction head 104 to suck the dust inside the dust container 103 ( 203).

The cleaning system configured as described above is cleaned while the robot cleaner 100 runs along the floor surface of the room, and when the dust is filled in the dust container 103, the robot cleaner 100 returns to the charging table 200 and docked. When the robot cleaner 100 and the charging table 200 are docked with each other and the charging table suction motor 203a of the suction unit 203 is operated to generate a suction force through the suction passage 203b, the dust container ( The dust inside the 103 is received into the dust storage space 203c of the suction means 203 through the suction head 104 of the main body 101.

However, the above conventional technologies have the following problems.

The lower end of the suction head installed in the robot cleaner and the upper end of the suction passage of the charging station are not tightly adhered in a state of airtightness, so that dust is leaked between the suction head and the suction passage while the dust is sucked in by the suction means. there was.

In addition, there is a problem that the dust passing through the suction head is stuck to the brush installed therein while the dust in the dust container is discharged by the suction means, so that stable and precise discharge of dust cannot be performed smoothly.

Accordingly, the present invention has been made to solve the conventional problems as described above,

An object of the present invention is to prevent the leakage of dust generated when the dust filled in the dust box of the robot cleaner automatically discharged to the charging stand while at the same time the dust filled in the inside when the dust container is transported from the charging stand with a simple structure suction hole It is to prevent leakage to the outside through the dust and to smoothly detect the state that the dust container is filled with dust.

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In addition, another object of the present invention is to make it easy to fix the dust container with a simple structure.

In addition, another object of the present invention is to ensure a smooth and stable transport of the dust container in a simple structure.

In addition, another object of the present invention is to allow the dust filled in the dust container with a simple structure to be smoothly sucked into the charging station.

In addition, another object of the present invention is to facilitate the collection and shielding of dust into the charging station.

In addition, another object of the present invention is to ensure that the transport position of the dust container is accurately detected.

In addition, another object of the present invention is to ensure that the discharge state of the dust from the dust container to the charging station is accurately detected.

In addition, another object of the present invention is to smoothly sterilize the dust stored in the interior of the charging station.

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In order to achieve the above object, the cleaning system according to the present invention has a main body having an insertion groove exposed to the outside with a charging socket on the lower side, a suction motor installed in the main body to generate a suction force, and the insertion groove A robot cleaner including a dust container installed in a slidable manner and having a communication hole on one side to communicate with the suction motor, and a dust box having a suction hole on a lower surface thereof, and a suction head formed on a lower surface of the main body so as to communicate with the suction hole; As the robot cleaner is docked, a charging body having a charging terminal for inserting the charging socket, a sensing unit installed in front of the charging body to detect a docking position of the robot cleaner, and installed in the charging body to connect the dust container. In the cleaning system comprising a charging unit including a conveying means for transferring to one side and a suction means installed in the filling body to suck the dust in the dust container conveyed by the conveying means; The robot cleaner is composed of an automatic opening and closing valve installed inside the suction hole, opening and closing means for opening and closing the suction hole, the pressure installed in the dust container to sense the amount of dust contained therein through the internal pressure of the dust container A sensor, and a detachment detecting sensor installed inside the insertion groove to sense detachment of the dust container; The charging table further includes a fixing means mounted to the conveying means to fix the dust container.

The fixing means may include a solenoid mounted on the transfer means and having a detachable protrusion, and a coupling groove formed on a lower surface of the dust container so that the protrusion is inserted.

In addition, the transfer means, characterized in that it comprises a conveyor belt rotatably provided on the inner upper surface of the filling body and the fixing means is mounted on the upper surface, and a belt driving portion for rotating the conveyor belt.

The conveying means may include a rack provided to be slidable horizontally on an inner upper surface of the filling body, the rack having the fixing means mounted on an upper surface thereof, a pinion engaged with the rack, and a pinion driving unit rotating the pinion. Characterized in that.

In addition, the suction means, the suction passage formed in the upper surface of the inside of the filling body so as to communicate with the suction through hole of the dust container conveyed by the transfer means, and in communication with the end of the suction passage of the filling body It characterized in that it comprises a dust storage space formed therein, a charging stand suction motor installed inside the charging body so as to communicate with the dust storage space, and a filter unit installed in front of the charging stand suction motor.

In addition, the filter unit, the filter plate is hinged to the inner surface of the dust storage space to the lower portion of the front end of the charging stand suction motor to cover the front while moving the angle by the suction force of the charging stand suction motor, the angle shifted filter And a weight formed at the end of the filter plate so that the plate is returned by its own weight.

In addition, the contact sensor is further provided on the inner surface of the charging body to detect the transport position of the dust container conveyed by the conveying means.

In addition, it is characterized in that the dust sensor is further installed inside the suction passage to control the driving of the charging station suction motor by detecting the empty state of the dust container.

In addition, the sterilization unit is further provided inside the dust storage space so that sterilization is performed on the dust stored in the dust storage space.

In addition, the sterilization unit, characterized in that composed of at least one or more ultraviolet lamps installed on the inner upper surface of the dust storage space.

In order to achieve the above object, the robot cleaner according to the present invention has a charging socket to the lower side and a main body having an insertion groove exposed to the outside, a suction motor installed in the main body to generate a suction force, and the insertion groove A robot cleaner comprising: a dust container installed in a slidable manner and having a communication hole on one side to communicate with the suction motor, and a dust box having a suction hole on a lower surface thereof, and a suction head formed on a lower surface of the main body to communicate with the suction hole; An opening / closing means configured to open and close the suction opening, the automatic opening and closing valve installed inside the suction opening, a pressure sensor installed in the dust container for sensing the amount of dust contained therein through the internal pressure of the dust container, and the insertion It is characterized in that it further comprises a detachment detecting sensor installed inside the groove for detecting the detachment of the dust container.

In order to achieve the above object, the charging table according to the present invention is a charging body having a charging terminal for inserting the charging socket of the robot cleaner while the robot cleaner is docked, and the charging body to sense the docking position of the robot cleaner A sensing unit installed in the front, a transfer unit installed in the charging main body for transferring the dust bin to one side, and suction means installed in the charging main body to suck dust in the dust container transferred by the transfer unit; In the charging station comprising a; It is characterized in that it further comprises a fixing means mounted to the conveying means for fixing the dust container.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 3 is a block diagram showing a dust discharge method according to the present invention.

As shown in the drawing, the automatic dust discharge method of the cleaning system is a dust amount detecting step (S1) for detecting the amount of dust in the dust bin of the robot cleaner, and the robot cleaner docking the docking the docking to the charging station when the dust cleaner is filled with dust Step (S2), the dust container fixing step (S3) for fixing the dust container to the charging station, the dust container conveying step (S4) for transferring the fixed dust container to the inside of the charging station, and sucked the dust of the dust container into the interior of the charging station It comprises a dust discharge step (S5) to discharge.

The dust amount detecting step S1 is a step of detecting the amount of dust sucked into the dust bucket of the robot cleaner so that the robot cleaner can recognize when the dust of the dust bucket is filled.

In addition, the cleaner docking step (S2) refers to a step in which the robot cleaner docks the charging station by moving to a charging station when the robot cleaner senses that the dust container is filled with dust by detecting the amount of dust in the dust container.

In addition, the dust box fixing step (S3) refers to the step of fixing the dust bucket exposed to the outer surface of the robot cleaner with the fixing means installed on the charging stand after the docking of the robot cleaner and the charging stand.

This is to fix the dust container detachably provided to the robot cleaner by the fixing means of the charging stand so that the dust container can be separated from the robot cleaner.

In addition, the dust container conveying step (S4) refers to the step of separating and transporting the dust container fixed by the fixing means to one side of the charging station.

This is to transfer the dust container through the transport means installed in the charging station in a fixed state by the fixing means, so that the dust container is separated from the robot cleaner.

In addition, the dust discharge step (S5) after the transfer of the dust container is completely removed from the robot cleaner to remove the dust contained in the inside of the dust container by the suction means installed in the charging station to discharge the inside of the charging station. I'm talking about the steps.

This refers to a step of easily inhaling and discharging the dust filled in the inside of the charging stand while the dust container is separated from the robot cleaner.

In addition, after the dust discharge step (S5) further comprises a charge detection step (S6) for detecting the charging state of the robot cleaner.

The charging detection step (S6) is to suck the dust in the dust container to the discharge completely, and then to detect the charging state of the robot cleaner to continue the charging operation if it is recognized that the charging of the robot cleaner. .

That is, the charging of the robot cleaner may be performed at the same time as the robot cleaner and the charging stand are interconnected in the cleaner docking step (S2), but the charging of the robot cleaner may not be completed even after the dust in the dust container is completely discharged to the charging station. When it is possible to continue to charge.

4 is a schematic side elevational sectional view showing a cleaning system according to the present invention, and FIG. 5 is an enlarged view of a portion A according to FIG. 4.

As shown in the drawing, the cleaning system includes a robot cleaner 1 which automatically cleans the floor surface of the room while driving itself, and a charging table 2 in which the robot cleaner 1 is docked and charged.

The robot cleaner 1 has a main body 11 having an insertion groove 112 exposed to the outside with a charging socket 111 on the lower side, and a suction motor 12 installed in the main body 11 to generate suction force. And a dust container 13 slidably installed in the insertion groove 112 and having a communication hole 131 on one side to communicate with the suction motor 12 and a suction hole 132 on a lower surface thereof, and the suction. It includes a suction head 14 formed on the lower surface of the main body 11 so as to communicate with the through-hole 132.

The robot cleaner 1 generates suction power to the suction head 14 by the suction motor 12 while driving the floor surface of the room by a driving wheel driven by the main body 11 to suck dust from the floor surface. The dust is stored in the built-in dust box 13 to be cleaned.

As such, the suction motor 12, the dust container 13, and the suction head 14 are communicated with each other by the communication hole 131 and the suction hole 132, so that the suction force generated by the suction motor 12 is increased. It is delivered to the suction head 14, the dust on the bottom is smoothly sucked.

In addition, the dust container 13 is detachably installed in the insertion groove 112 formed on one side lower portion of the main body 11 and may be separated while sliding horizontally while being exposed to the outer surface of the main body 11.

Opening and closing means 15 is installed in the suction hole 132 of the dust container 13, the opening and closing means 15 is composed of an automatic opening and closing valve 151 is installed inside the suction through-hole 132.

The opening and closing means 15 sucks dust from the bottom surface while the dust container 13 is inserted into the insertion groove 112 of the main body 11 to clean the suction hole 132 of the dust container 13. When the dust container 13 is released from the insertion groove 112, the suction hole hole 132 is opened so that dust stored in the dust container 13 is not leaked to the outside through the suction hole hole 132. It acts to close it.

In addition, the pressure sensor 16 for detecting the amount of dust contained therein through the internal pressure of the dust container 13 is installed in the dust container 13, the pressure sensor 16 is located inside the dust container 13 The robot cleaner 1 can more accurately recognize the amount of dust received, whereby the robot cleaner 1 docks with the charging table 2 in time when the dust container 13 is filled with dust. The dust filled in the dust container 13 is immediately discharged to the charging stand 2.

A detachment detection sensor 17 is installed inside the insertion groove 112 to detect detachment of the dust container 13, and the detachment detection sensor 17 has the dust container 13 detached from the main body 11. The robot cleaner 1 detects the reattachment state so that the robot cleaner 1 can more accurately recognize a state in which the dust container 13 is refitted into the insertion groove 112 of the main body 11 after being emptied by the charging stand 2. It is.

In addition, the charging stand 2 is to charge the main body 21 having a charging terminal 211 and the docking position of the robot cleaner 1 so that the charging socket 111 is inserted while the robot cleaner 1 is docked. The sensing unit 22 is installed in front of the charging body 21, the fixing means 23 for fixing the dust container 13, and the fixing means 23 is installed in the charging body 21 is mounted And the conveying means 24 for conveying the dust container 13 to one side, and installed in the filling body 21 so as to suck dust in the dust container 13 conveyed by the conveying means 24. And suction means (25).

The charging terminal 211 is connected to the charging stand 2 by inserting and connecting the charging socket 111 of the robot cleaner 1 while the robot cleaner 1 comes into close contact with the charging main body 21 of the charging stand 2. By the charging of the robot cleaner 1 is to be made.

In addition, the sensing unit 22 serves to detect that the robot cleaner 1 has completed docking on the charging stand 2, and the charging stand 2 according to the information detected by the sensing unit 22. The robot cleaner 1 may be charged or the dust container 13 may be fixed and transported.

The sensing unit 22, which serves as described above, is more preferably installed at the front upper side of the charging main body 21 as shown in FIG. 4 so that the sensing of the robot cleaner 1 is smooth.

The fixing means 23 is a solenoid 231 mounted on the transfer means 24 and having a removable protrusion 232 and a coupling groove formed on the bottom surface of the dust container 13 so that the protrusion 232 is inserted into the fixing means 23. 233).

The fixing means 23 is inserted into the coupling groove 233 of the dust container 13 while the solenoid 231 is operated while the robot cleaner 1 is docked to the charging stand 2. It is to serve to firmly fix the dust container 13 to the conveying means (24).

As such, the fixing means 23 is installed on the conveying means 24 and serves to fix the dust container 13, and various technologies may be applied in addition to the fixing method according to the removal of the protrusion 232 by the solenoid 231. Can be.

The conveying means 24 is provided on the inner upper surface of the filling body 21 rotatably and the conveyor belt 241 on which the fixing means 23 is mounted on the upper surface, and a belt driving part for rotating the conveyor belt 241. 242.

After the dust container 13 is fixed by the fixing means 23, the conveying means 24 transfers the dust container 13 together with the fixing means 23 to the inside of the charging table 2, so that the dust container 13 It is separated from the insertion groove 112 formed in the main body 11 of the robot cleaner 1 to be separated, the conveyor belt 241 is rotated in an infinite track by the operation of the belt driving unit 242 the conveyor belt 241 It serves to transfer the fixing means 23 mounted on the upper surface of the one side.

In addition, the suction means 25 is a suction passage 251 formed therein from the inner upper surface of the filling body 21 to communicate with the suction through hole 132 of the dust container 13 transported by the transfer means 24. And a dust storage space 252 formed inside the filling body 21 while communicating with an end of the suction passage 251, and inside the filling body 21 so as to communicate with the dust storage space 252. The charging unit suction motor 253 is installed in, and the filter unit 254 is installed in front of the charging unit suction motor 253.

When the suction means 25 is in close contact with the suction hole 132 and the suction passage 251 of the dust container 13 while the transfer of the dust container 13 is completed by the transfer means 24, the charging table suction motor ( 253 operates to generate suction force into the dust storage space 252 to suck the dust inside the dust container 13 through the suction passage 251 to store the dust in the dust storage space 252. Do it.

And, the filter unit 254 is hinged to the inner surface of the dust storage space 252 to the lower end of the charging stand suction motor 253 to cover the front while moving the angle by the suction force of the charging stand suction motor 253. And a weight 254b formed at the end of the filter plate 254a so that the filter plate 254a is angularly shifted and the filter plate 254a is returned by its own weight.

The filter unit 254 moves the filter plate 254a toward the front of the charging station suction motor 253 by the suction force generated by the charging station suction motor 253 and moves the front of the charging station suction motor 253 to the filter unit 254a. Covering the plate 254a serves to prevent dust from being discharged to the outside of the charging stand 2 through the charging stand suction motor 253 and at the same time stops the operation of the charging stand suction motor 253 of the weight 254b. While returning to its initial position by its own weight, it serves to block the space between the dust storage space 252 and the suction passage 251.

In addition, a contact sensor 26 is installed on the inner surface of the charging main body 21 to detect the transport position of the dust container 13 transported by the transport means 24, by the contact sensor 26 According to the detected information, the charging table 2 can accurately recognize the time point at which the transfer of the dust container 13 is completed, and thus the suction operation by the suction means 25 is more precisely performed.

The dust detection sensor 27 is installed inside the suction passage 251 to detect the empty state of the dust container 13 to control the driving of the charging station suction motor 253, wherein the dust detection sensor ( According to the information sensed by 27, the charging station 2 can more accurately recognize that the dust in the dust container 13 is completely empty, thereby controlling the operation of the conveying means 24 and the fixing means 23 accordingly. Thus, the dust container 13 is returned to the main body 11 of the robot cleaner 1 more precisely.

Figure 6 is an enlarged sectional view of the main portion showing the operating state of the fixing means according to the present invention, Figure 7 is an enlarged sectional view of the main portion showing the operating state of the conveying means according to the present invention, Figure 8 is an operating state of the suction means according to the present invention The enlarged cross-sectional view showing the main part.

As shown in FIG. 6, when the dust container 13 of the robot cleaner 1 is filled and the robot cleaner 1 docks at the charging stand 2, a charging socket is inserted into the charging terminal to charge the robot cleaner. While being made, the lower surface of the dust container 13 is located on the upper surface of the conveyor belt 241 which is the conveying means 24.

As such, when the bottom surface of the dust container 13 is located on the upper surface of the conveyor belt 241, the solenoid 231 which is the fixing means 23 mounted on the conveyor belt 241 is operated and the protrusion 232 is operated. The dust container 13 is inserted into the coupling groove 233 formed on the lower surface of the dust container 13 and is firmly fixed to the conveyor belt 241 which is the conveying means 24.

At this time, the automatic opening and closing valve 151 installed in the suction hole 132 of the dust container 13 is operated to close the suction hole 132 so as not to leak inside the dust container 13.

As shown in FIG. 7, when the dust container 13 is fixed by the fixing means 23, the belt driving unit 242, which is the conveying means 24, is operated to rotate the conveyor belt 241. 23 is transported to the inside of the charging table 2 while the dust container 13 is separated from the insertion groove 112 formed in the main body 11 of the robot cleaner 1 in a state where the dust container 13 is fixed to the conveyor belt 241. The dust container 13 is separated from the robot cleaner 1.

At this time, the dust container 13 conveyed by the conveyor belt 241 is in contact with the contact sensor 26 installed on the inner surface of the charging body 21 of the charging table 2, and thus the contact sensor 26 is It is detected that the dust container 13 has been correctly transferred to a predetermined position.

As such, when the contact sensor 26 detects that the dust container 13 is transferred to a predetermined position, that is, a position in which the suction passage 132 and the suction passage 251 are in close contact with each other, the charging table 2 may include a belt driving unit ( The operation of 242 is stopped, and thus the movement of the dust container 13 is stopped and the transfer is completed.

After the transfer of the dust container 13 is completed as described above, by applying power to the automatic opening and closing valve 151 installed in the suction through hole 132, the automatic opening and closing valve 151 is operated to open the suction through hole 132. do.

In this way, the power supply for the operation and control of the automatic opening and closing valve 151 installed in the dust container 13 separated from the robot cleaner 1 is made by the charging table 2, the method is the dust container 13 and It may be made by a power supply grounding portion provided on the upper end surface of the suction passage 251 in close contact with the power connection portion or the suction through-hole 132 provided in the fixing means 23 to be coupled.

As shown in FIG. 8, when the automatic opening / closing valve 151 is operated to open the suction hole 132 of the dust container 13, the charging table 2 operates the charging table suction motor 253 to operate the suction passage 251. The dust received in the dust container 13 is sucked into the dust storage space 252 through.

At this time, the filter unit 254 installed in the dust storage space 252 is operated by the suction force of the charging station suction motor 253 and has a weight 254b at one end and the other end is hinged to the inner surface of the dust storage space 252. The combined filter plate 254a is angularly moved upward to cover the front of the charging station suction motor 253 in a filterable state.

In addition, the dust detection sensor 27 installed in the suction passage 251 detects the dust discharged from the dust container 13 and the charging stand 2 when the dust container 13 is completely empty by the detected information. When it is recognized, the operation of the charging stand suction motor 253 is stopped, the transfer means 24 is operated to return the dust container 13 to the initial position so that the dust container 13 is the main body 11 of the robot cleaner 1. After inserting into the insertion groove 112 formed in the) to operate the fixing means 23 to release the fixing of the dust container (13).

9 is an enlarged cross-sectional view showing main parts of another embodiment of the present invention.

As shown in the drawing, the conveying means 24 installed in the charging stand 2 is provided to be slidably horizontally on the inner upper surface of the charging body 21, and the rack 243 on which the fixing means 23 is mounted on the upper surface. And a pinion 244 engaged with the rack 243, and a pinion driver 245 for rotating the pinion 244.

The conveying means 24 is a pinion 244 is driven while the pinion 244 is rotated by moving the rack 243 engaged in the inner side of the charging body 21, the fixing means installed in the rack (243) ( 23 is moved, and thus the dust container 13 fixed by the fixing means 23 is easily removed from the robot cleaner 1 while being transferred to the inside of the charging stand 2.

10 is an enlarged cross-sectional view illustrating main parts of another embodiment of the present invention.

As shown therein, the charging stand 2 has a sterilization part 28 in the dust storage space 252 so that sterilization is performed on the dust stored in the dust storage space 252 of the charging body 21. It is further provided.

The sterilization unit 28 is composed of at least one ultraviolet lamp 281 installed on the inner upper surface of the dust storage space 252.

The ultraviolet lamp 281 is turned on in the dust storage space 252 to sterilize by irradiating ultraviolet rays to the dust stored in the dust storage space 252.

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As described above, the present invention smoothly prevents the leakage of dust generated when the dust filled in the dust bucket of the robot cleaner is automatically discharged to the charging stand, and at the same time, the dust filled in the inside of the dust bucket is transported from the charging stand with a simple structure. By preventing leakage to the outside through the suction hole and smoothly detecting the state that the dust container is filled with dust, it is possible to prevent contamination of the surroundings of the charging station due to the leakage of dust, thereby preventing the discharge and reception of dust from the dust container. It is simpler, more stable and more precise, and it is possible to recognize when the dust container is full, so the dust emptying operation is more precise.

In addition, the present invention has the effect that the dust container is easily fixed in a simple structure, the production and installation of the fixing means is easy and the operational stability is improved.

In addition, the present invention has a simple structure by making the transfer of the dust container smoothly and stably, the production and installation of the transfer means is easy and has the effect of improving the operational stability.

In addition, the present invention has a simple structure by allowing the dust filled in the dust box to be smoothly sucked into the charging station, it is easy to manufacture and install, and has an effect that the suction operation of the charging station is precisely stable.

In addition, the present invention is to facilitate the collection and shielding of the dust to the inside of the charging station, it is possible to repeatedly receive the dust has an effect that the dust is smoothly prevented from being discharged to the outside through the suction passage.

In addition, the present invention has the effect that the suction operation of the charging station is made more precise by allowing the transport position of the dust container is accurately sensed.

In addition, the present invention has the effect that the discharge state of the dust is accurately detected by the charging station in the dust container, thereby smoothly detect the state in which the dust is completely discharged from the dust container, the return operation of the dust container is more precise.

In addition, the present invention is to facilitate the sterilization of the dust stored in the interior of the charging station, there is an effect that the contamination of the indoor environment by bacterial propagation inside the charging station is prevented in advance.

Claims (31)

delete delete delete delete delete delete A main body having a charging socket on the lower side and having an insertion groove exposed to the outside, a suction motor installed on the main body to generate suction force, and a communication hole installed on the insertion groove so as to be slidable and in communication with the suction motor. A robot cleaner including a dust container having a suction hole at a lower surface thereof, and a suction head formed at a lower surface of the main body so as to communicate with the suction hole; As the robot cleaner is docked, a charging body having a charging terminal for inserting the charging socket, a sensing unit installed in front of the charging body to detect a docking position of the robot cleaner, and installed in the charging body to connect the dust container. In the cleaning system comprising a charging unit including a conveying means for transferring to one side and a suction means installed in the filling body to suck the dust in the dust container conveyed by the conveying means; The robot cleaner, Opening and closing means for opening and closing the suction hole is composed of an automatic opening and closing valve installed inside the suction hole; A pressure sensor installed in the dust container and detecting an amount of dust contained therein through an internal pressure of the dust container; A desorption detection sensor installed inside the insertion groove to detect desorption of the dust container; The charging stand, And a fixing means mounted to the conveying means to fix the dust container. The method of claim 7; The fixing means, A solenoid mounted on the transfer means and having a removable protrusion; As the coupling groove formed in the lower surface of the dust container so that the protrusion is inserted, Cleaning system, characterized in that the configuration. The method of claim 7; The transfer means, A conveyor belt rotatably provided on an inner upper surface of the filling body, and the fixing means mounted on an upper surface thereof; Belt drive unit for rotating the conveyor belt; Cleaning system comprising a. The method of claim 7; The transfer means, A rack provided to be slidable horizontally on an inner upper surface of the filling body and the fixing means mounted on an upper surface thereof; A pinion engaged with the rack, A pinion driver for rotating the pinion; Cleaning system comprising a. The method of claim 7; The suction means, A suction passage formed therein on an inner upper surface of the filling body so as to communicate with the suction through hole of the dust container transferred by the transfer means; A dust storage space communicating with an end of the suction passage and formed inside the filling body; A charging stand suction motor installed inside the charging body to communicate with the dust storage space; Filter unit is installed in front of the charging station suction motor, Cleaning system comprising a. The method of claim 11; The filter unit, A filter plate hinged to an inner surface of the dust storage space at a lower end of the charging stand suction motor to cover its front while being angularly moved by the suction force of the charging stand suction motor; A weight formed at an end of the filter plate such that the angularly shifted filter plate is returned by its own weight, Cleaning system, characterized in that the configuration. The method of claim 7; Cleaning system, characterized in that the contact sensor is further installed on the inner surface of the filling body to detect the transfer position of the dust container conveyed by the conveying means. The method of claim 11; Cleaning system, characterized in that the dust sensor is further installed in the suction passage to control the driving of the charging station suction motor by detecting the empty state of the dust container. The method of claim 11; Cleaning system, characterized in that the sterilization unit is further provided inside the dust storage space to be sterilized in the dust stored in the dust storage space. The method of claim 15; The sterilization unit, At least one ultraviolet lamp is installed on the inner upper surface of the dust storage space, Cleaning system, characterized in that the configuration. delete delete delete delete A main body having a charging socket on the lower side and having an insertion groove exposed to the outside, a suction motor installed on the main body to generate suction force, and a communication hole installed on the insertion groove so as to be slidable and in communication with the suction motor. A robot cleaner comprising: a dust container having a suction hole on a lower surface thereof, and a suction head formed on a lower surface of the main body so as to communicate with the suction hole; Opening and closing means for opening and closing the suction hole is composed of an automatic opening and closing valve installed inside the suction hole; A pressure sensor installed in the dust container and detecting an amount of dust contained therein through an internal pressure of the dust container; A detachment detecting sensor installed inside the insertion groove to detect detachment of the dust container; Robot cleaner, characterized in that it further comprises. As the robot cleaner is docked, a charging body having a charging terminal to insert the charging socket of the robot cleaner, a sensing unit installed in front of the charging body to detect a docking position of the robot cleaner, and installed in the charging body A charging table including a conveying means for conveying the dust container to one side, and a suction means installed in the filling body to suck the dust inside the dust container conveyed by the conveying means; Fixing means mounted to the conveying means for fixing the dust container, Charging stage further comprising. The method of claim 22; The fixing means, A solenoid mounted on the transfer means and having a removable protrusion; As the coupling groove formed in the lower surface of the dust container so that the protrusion is inserted, Charging stage, characterized in that configured. The method of claim 22; The transfer means, A conveyor belt rotatably provided on an inner upper surface of the filling body, and the fixing means mounted on an upper surface thereof; Belt drive unit for rotating the conveyor belt, Charging stand comprising a. The method of claim 22; The transfer means, A rack provided to be slidable horizontally on an inner upper surface of the filling body and the fixing means mounted on an upper surface thereof; A pinion engaged with the rack, Pinion driving unit for rotating the pinion, Charging stand comprising a. The method of claim 22; The suction means, A suction passage formed therein on an inner upper surface of the filling body so as to communicate with the suction through hole of the dust container transferred by the transfer means; A dust storage space communicating with an end of the suction passage and formed inside the filling body; A charging stand suction motor installed inside the charging body to communicate with the dust storage space; Filter unit is installed in front of the charging station suction motor, Charging stand comprising a. 27. The method of claim 26; The filter unit, A filter plate hinged to an inner surface of the dust storage space at a lower end of the charging stand suction motor to cover its front while being angularly moved by the suction force of the charging stand suction motor; A weight formed at an end of the filter plate such that the angularly shifted filter plate is returned by its own weight, Charging stage, characterized in that configured. The method of claim 22; Charging stage, characterized in that the contact sensor is further installed on the inner surface of the charging body to detect the transfer position of the dust container conveyed by the conveying means. 27. The method of claim 26; And a dust detection sensor is further installed inside the suction passage to detect a state in which the dust in the dust bin is emptied and to control the driving of the charging station suction motor. 27. The method of claim 26; Charging table characterized in that the sterilization unit is further provided inside the dust storage space to be sterilized in the dust stored in the dust storage space. 31. The method of claim 30; The sterilization unit, At least one ultraviolet lamp is installed on the inner upper surface of the dust storage space, Charging stage, characterized in that configured.

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