KR20220019990A - Cleaner - Google Patents

Abstract

A cleaner comprises: a control device including a battery, a power supply circuit, a first connector electrically connected to the battery and the power supply circuit, and a control unit for controlling the power supply circuit to output power of the battery through the first connector; and an adjunctive device including a first motor and a second connector electrically connected to the first motor, wherein the adjunctive device is capable of being coupled to or detached from the control device, and when the adjunctive device is connected to the control device, the second connector is electrically connected to the first connector, and the control unit controls the power supply circuit to supply power from the battery to the first motor. According to the present invention, the cleaner can be separated into a plurality of members.

Description

vacuum cleaner {CLEANER}

The disclosed invention relates to a vacuum cleaner, and more particularly, to a vacuum cleaner separable into a plurality of devices.

2. Description of the Related Art In general, a vacuum cleaner is a home appliance that generates a suction force for sucking dust and air, and filters and collects foreign substances such as dust mixed in the air sucked by the suction power. Also, in order to improve the mobility of the cleaner, a wireless type (a type without a power line for receiving power) that acquires power using a battery has recently been provided.

A vacuum cleaner generally includes a brush to suck dust located on a cleaning surface to be cleaned, such as a floor. Such a brush may scatter dust on the cleaning surface, and the scattered dust may be sucked by the suction power of the cleaner.

In this case, the cleaning surface that the user cleans using a vacuum cleaner has various shapes. For example, the cleaning surface to be cleaned may be a flat floor cleaning surface or a carpeted cleaning surface.

Accordingly, the brush is provided to be detachable from the cleaner, and various types of brushes optimized for each of the various types of cleaning surfaces are provided. For example, a brush having short bristles for cleaning a flat floor cleaning surface or a brush having long bristles for cleaning a carpet has been provided, respectively. In addition, recently, a wet mop brush for adsorbing dust has been provided.

However, in the conventional vacuum cleaner, a battery for supplying power and a motor for generating a suction force are provided integrally, and it is difficult to use it for other purposes other than cleaning by suctioning dust. Therefore, the user had to use a separate cleaning tool provided with a separate battery for other purposes, for example, cleaning a bathroom or cleaning bedding.

In order to overcome this problem, an aspect of the disclosed invention is to provide a cleaner capable of separating a battery for supplying power and a motor for generating suction force.

An aspect of the disclosed invention is to provide a vacuum cleaner including a control device including a battery and a control panel, and a suction device that is separable from the control device and includes a motor and a dust box.

An aspect of the disclosed invention is to provide a control device including a battery and a control panel, and a cleaner including a brush device having a brush and a motor, which can be separated from the control device.

According to an aspect of the disclosed invention, the cleaner includes a battery, a power supply circuit, a first connector electrically connected to the battery and the power supply circuit, and the power to output the power of the battery through the first connector a control device including a control unit for controlling the supply circuit; and an accessory device comprising a first motor and a second connector electrically connected to the first motor, wherein the accessory device is capable of being coupled to or detached from the control device, wherein the accessory device comprises: When coupled to the control device, the second connector is electrically connected to the first connector and the control unit controls the power supply circuit to supply power from the battery to the first motor.

According to an aspect of the disclosed invention, a cleaner includes: a control device including a handle, a battery provided at a lower portion of the handle, and a control panel provided at an upper portion of the handle; a suction device including a dust collecting tube, a fan, and a fan motor rotating the fan to suck air into the dust collecting tube; and a brush device comprising a brush and a brush motor for rotating the brush, wherein the control device may be coupled to at least one of the suction device and the brush device or separated from the suction device and the brush device, , when the control device is coupled to the at least one device, at least one of the fan motor and the brush device receives power from the battery.

According to an aspect of the disclosed invention, the cleaner includes a first body, a handle provided on one side of the first body, a battery provided under the handle, and a first insertion protrusion provided on the other side of the first body a control device comprising; A dust collecting tube, a fan module for sucking air into the dust collecting tube, a second body provided in parallel with the dust collecting tube and the fan module, a first insert provided on one side of the second body to insert the first insertion protrusion a suction device including a groove and a second insertion protrusion provided on the other side of the second body; and a brush device including a third body, a second insertion groove provided on one side of the third body to be inserted into the second insertion protrusion, and a brush provided on the other side of the third body.

According to one aspect of the disclosed invention, it is possible to provide a cleaner capable of separating a battery for supplying power and a motor for generating suction force.

According to one aspect of the disclosed invention, it is possible to provide a cleaner including a control device including a battery and a control panel, and a suction device that is separable from the control device and includes a motor and a dust box.

According to one aspect of the disclosed invention, it is possible to provide a control device having a battery and a control panel, and a cleaner including a brush device having a brush and a motor, which can be separated from the control device.

Thereby, the control device can be combined with various cleaning tools, for example a suction device and/or a brush device. In addition, various uses and various types of cleaners are provided using a single control device.

1 illustrates a cleaner in which a control device, a suction device, an extension tube, and a first brush device are assembled according to an embodiment.
2 illustrates an example in which the control device, the suction device, the extension tube, and the first brush device are separated according to an embodiment.
3 illustrates an example in which the control device and the suction device are separated according to an embodiment.
4 shows a cross-section of a control device and a suction device according to an embodiment;
5 shows a cross-section of a first brush device according to an embodiment;
6 illustrates a cleaner including a control device, an extension tube, and a second brush device according to an embodiment.
7 illustrates a cleaner including a control device and a third brush device according to an embodiment.
8 shows a cleaner including a control device and a spray device according to an embodiment.
9 illustrates a cleaner including a control device and a blower according to an embodiment.
10 illustrates a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment.
11 shows a circuit associated with the control device identifying a suction device and a first brush device according to an embodiment;
12 shows a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment.
13 shows a circuit associated with the control device identifying a first brush device according to an embodiment;
14 illustrates a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment.
Fig. 15 shows a circuit associated with the control device identifying a first brush device according to an embodiment;
16 shows a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment.
17 illustrates a control configuration of a cleaner in which a control device and a brush device (or a spray device or a blower device) are assembled according to an embodiment.
18 illustrates a control method of a cleaner according to an embodiment.

Like reference numerals refer to like elements throughout. This specification does not describe all elements of the embodiments, and general content in the technical field to which the present invention pertains or content that overlaps between the embodiments is omitted. The term 'part, module, member, block' used in this specification may be implemented in software or hardware, and according to embodiments, a plurality of 'part, module, member, block' may be implemented as one component, It is also possible for one 'part, module, member, block' to include a plurality of components.

Throughout the specification, when a part is "connected" to another part, it includes not only a direct connection but also an indirect connection, and the indirect connection includes connection through a wireless communication network. do.

Also, when a part "includes" a certain component, it means that other components may be further included, rather than excluding other components, unless otherwise stated.

Throughout the specification, when a member is said to be located "on" another member, this includes not only a case in which a member is in contact with another member but also a case in which another member exists between the two members.

Terms such as first, second, etc. are used to distinguish one component from another, and the component is not limited by the above-mentioned terms.

The singular expression includes the plural expression unless the context clearly dictates otherwise.

In each step, the identification code is used for convenience of description, and the identification code does not describe the order of each step, and each step may be performed differently from the specified order unless a specific order is clearly stated in the context. there is.

Hereinafter, the working principle and embodiments of the present invention will be described with reference to the accompanying drawings.

1 illustrates a cleaner in which a control device, a suction device, an extension tube, and a first brush device are assembled, according to an embodiment. 2 illustrates an example in which the control device, the suction device, the extension tube, and the first brush device are separated according to an embodiment. 3 illustrates an example in which the control device and the suction device are separated according to an embodiment. 4 shows a cross-section of a control device and a suction device according to an embodiment; 5 shows a cross-section of a first brush device according to an embodiment;

1 , 2 , 3 , 4 and 5 , the cleaner 1 includes a control device 100 , a suction device 200 , an extension pipe 300 , and a first brush device 400 . include The suction device 200 may be coupled to the control device 100 or separated from the control device 100 , and the first brush device 400 may be coupled to the suction device 200 through the extension tube 300 or coupled to the suction device. It can be separated from (200). In other words, the cleaner 1 may be divided into the control device 100 , the suction device 200 , the extension pipe 300 , and the first brush device 400 .

When the control device 100, the suction device 200, the extension tube 300, and the first brush device 400 are coupled to each other, the control device 100 is electrically connected to the suction device 200, and the suction device It may be electrically connected to the first brush device 400 through 200 and the extension pipe 300 . In addition, when the suction device 200, the extension pipe 300, and the first brush device 400 are coupled to each other, the suction device 200, the extension pipe 300, and the first brush device 400 are free from air and dust. A flow path 10 may be formed. By the operation of the suction device 200 , air and dust may be sucked in by the first brush device 400 , dust may be filtered by the suction device 200 , and air may be discharged from the suction device 200 .

The control device 100 includes a battery 104 that stores electrical energy and supplies power to the suction device 200 and/or the first brush device 400 , and obtains control commands from the user and displays the operation of the device. It includes a control panel 103 and a control circuit 102 that provides a control signal in response to a user's control command.

In addition, the control device 100 further includes a first body 101 accommodating the battery 104 , the control panel 103 and the control circuit 102 .

A handle 104 is provided on one side of the first body 101 so that a user can grip the control device 100 . The user can freely move the control device 100 and/or the cleaner 1 by grasping the handle 104 .

A battery 104 may be provided at a lower portion of the handle 104 . The battery 104 may be provided in a portion facing downward when the user grips the handle 104 . Accordingly, the overall center of gravity of the control device 100 may be located at the lower portion. In addition, it is possible to provide a sense of stability when the user moves while carrying the control device 100 and/or the cleaner 1 .

The battery 104 may be configured as a secondary battery capable of discharging and charging. For example, the battery 104 may be formed with various electrode materials such as lead acid, nickel cadmium (NiCd), nickel hydrogen (NiMH), lithium ion (Li-ion), and lithium ion polymer (Li-ion polymer). It may be composed of a combination of electrolytes.

The battery 104 is charged by wire by the charging station when the control device 100 and/or the cleaner 1 is electrically coupled to the charging station, or the control device 100 and/or the cleaner 1 is electrically connected to the charging station. When placed nearby, it can be wirelessly charged by a charging station.

The battery 104 may supply power to the suction device 200 and/or the first brush device 400 in response to a user's operation command through the control panel 103 .

The battery 104 may be separated from the control device 100 , and may be slidably coupled or fitted to the control device 100 .

A control panel 103 may be provided above the handle 104 . The control panel 103 may be provided at a portion facing upward when the user grips the handle 104 . Accordingly, the user can press the button of the control panel 103 using a thumb, and can easily see information displayed on the control panel 103 .

The control panel 103 may include a plurality of input buttons 111 , 112 , 113 and a display 114 . For example, the control panel 103 includes an operation button 111 for starting or stopping the operation of the cleaner 1 , an increase button 112 for increasing the suction force of the suction device 200 , and suction A decrease button 113 that reduces the suction force of the device 200 may be included. The user may not only control the suction power of the suction device 200 through the increase button 112 and the decrease button 113 but also control various brush devices to be described below.

In addition, the control panel 103 may further include a display 114 that displays whether the cleaner 1 is operating and/or a suction power level.

A control circuit 102 may be provided inside the first body 101 . The control circuit 102 may obtain a user's control command through the control panel 103 and supply power to the suction device 200 and/or the first brush device 400 in response to the user's control command. .

The control circuit 102 may include a printed circuit board and various circuit elements mounted thereon. The configuration and function of the control circuit 102 is described in more detail below.

The control device 100 may be slidably coupled or fitted to the suction device 200 .

A first insertion protrusion 106 for sliding or fitting the control device 100 to another device, for example, the suction device 200, is formed on the other side of the first body 101 . The first insertion protrusion 106 may protrude in the opposite direction to the handle 104 from the first outer surface 108 positioned in the opposite direction to the handle 104 . The first insertion protrusion 106 of the control device 100 is inserted into the second insertion groove 203 of the suction device 200 described below when the control device 100 is coupled with the suction device 200 . can be

The first insertion protrusion 106 may be formed in a substantially cylindrical shape, and a first fixing groove 107 for fixing the control device 100 to the suction device 200 is provided on a side surface of the first insertion protrusion 106 . will be prepared A fixing pin 205a of the suction device 200 described below can be inserted into the first fixing groove 107 of the control device 100 when the control device 100 is coupled to the suction device 200 . there is.

In addition, an auxiliary insertion groove 109 is formed in the first outer surface 108 of the first body 101 located in the opposite direction to the handle 104 . The auxiliary insertion groove 109 may be recessed toward the handle 104 from the first outer surface 108 positioned opposite to the handle 104 . The auxiliary insertion protrusion 209 of the suction device 200 described below can be inserted into the auxiliary insertion groove 109 of the control device 100 when the control device 100 is coupled to the suction device 200 . there is.

As such, due to the first insertion protrusion 106 and the auxiliary insertion protrusion 209 are inserted into the second insertion groove 203 and the auxiliary insertion groove 109, respectively, the control device 100 is coupled to the suction device 200 It may be fixed to the suction device 200 without rotating around the insertion protrusion when it becomes.

On the other side of the first body 101 , a first female connector 120 is provided for electrically connecting the control device 100 to another device, for example, the suction device 200 . The first female connector 120 may be electrically connected to the control circuit 102 and/or the battery 104 .

Like the first insertion protrusion 106 , the first female connector 120 may be provided on the first outer surface 108 positioned in the opposite direction to the handle 104 , and may be recessed toward the handle 104 . .

In the first female connector 120 , when the control device 100 is coupled with the suction device 200 , a second male connector 230 of the suction device 200 described below is to be inserted. can Accordingly, the first female connector 120 may be electrically connected to the second male connector 230 of the suction device 200 when the control device 100 is coupled to the suction device 200 . Through electrical coupling between the first female connector 120 and the second male connector 230 of the suction device 200 , the control device 100 supplies power to the suction device 200 and provides a control signal. can

Also, the first female connector 120 may be provided near the first insertion protrusion 106 . Accordingly, when the first insertion protrusion 106 is inserted into the second insertion groove 203 , the second male connector 230 may also be inserted into the first female connector 120 . In addition, the coupling between the second male connector 230 and the first female connector 120 may be further strengthened due to the coupling between the first insertion protrusion 106 and the second insertion groove 203 .

The suction device 200 includes a fan module 220 for sucking air and dust, a dust collector 210 for collecting dust sucked with air, and a driving circuit 202 for driving the fan module 220 . do.

The dust collector 210 is formed in a substantially cylindrical shape, and an inlet 211 through which the sucked air and dust flows into the dust collector 210 may be formed on the sidewall of the dust collector 210 . In other words, the mixture of air and dust may be introduced into the inside of the dust collector 210 through the side of the dust collector 210 .

The dust collector 210 may separate air and dust by using centrifugal force. For example, the air and dust introduced into the dust collector 210 rotate inside the dust collector 210, and the dust with a relatively large mass hits the outer wall 212 of the dust collector 210 by centrifugal force during rotation. can be rotated accordingly.

As such, in order to separate the dust from the air, the dust collector 210 includes a primary cyclone 214 and a plurality of secondary cyclones 215 .

The primary cyclone 214 is formed to primarily separate large-sized dust by using the centrifugal force acting on the dust and the air by causing the introduced dirt-containing air to rotate. Air from which dust is primarily separated in the primary cyclone 214 is discharged to a plurality of secondary cyclones 20 . Such a primary cyclone 214 may be formed by the outer wall 212 and the intermediate wall 213 of the dust collector 210 .

A plurality of secondary cyclones 215 may be formed inside the middle wall 213 of the dust collector 210 .

The plurality of secondary cyclones 215 is provided to separate fine dust from the air discharged from the primary cyclone 214 . The air discharged from the primary cyclone 214 may be in a state in which the size of the dust is removed and only fine dust is contained.

The plurality of secondary cyclones 215 may each have a truncated cone shape. In addition, each of the plurality of secondary cyclones 215 may include a plurality of inlets 215a formed on the side of the truncated cone and one outlet 215b formed on the bottom of the truncated cone. In other words, one secondary cyclone 215 may include a plurality of inlets 215a and one outlet 255b.

The plurality of inlets 215a are formed to protrude outward from the truncated cone side of the secondary cyclone 215 . In other words, each of the plurality of inlets 215a is formed to protrude outward in a tangential direction to the outer circumferential surface of the secondary cyclone 215 . Accordingly, air may be introduced into the secondary cyclone 215 in a tangential direction.

The outlet 215b is formed at the bottom of the truncated cone of the secondary cyclone 215 . Specifically, the outlet 215b is formed in the center of the upper end of the secondary cyclone (215).

A chamber 216 in which air is discharged from the plurality of secondary cyclones 215 is formed downstream of the outlet 215b based on the flow of air.

The fan module 220 includes a fan 221 that generates a flow of air to suck in dust, a fan motor 222 that rotates the fan 221, and a filter ( 223).

The fan 221 is provided to discharge the air of the chamber 216 to the outside of the suction device 200 . The fan 221 may be rotated by a fan motor 222 . Due to the rotation of the fan 221 , the air in the chamber 216 is discharged to the outside of the suction device 200 , and the pressure of the chamber 216 may be lowered. Due to the lowering of the pressure in the chamber 216 , air, together with dust, may be introduced into the dust collector 210 through the flow path 10 extended to the first brush device 400 . In addition, while the air and dust pass through the primary cyclone 214 and the plurality of secondary cyclones 215 , the dust contained in the air is filtered by the primary cyclone 214 and the plurality of secondary cyclones 215 . can

The fan motor 222 is coupled to the fan 221 , and may rotate the fan 221 . The fan motor 222 may include a rotor coupled to the fan 221 to rotate and a stator fixed to the fan module 220 . The rotor may rotate by magnetic interaction with the stator, and the rotation of the rotor may be provided to the fan 221 through a shaft.

The fan motor 222 may include a permanent magnet that forms a fixed magnetic field whose size and direction are fixed, and a coil that generates a variable magnetic field whose size and direction change periodically. The coil may be the rotor and the permanent magnets may be the stator, or the coils may be the stator and the permanent magnets the rotor. The rotor can rotate by attraction and repulsion by a fixed magnetic field and a variable magnetic field. The rotational speed and rotational force at which the rotor rotates may depend on the frequency and magnitude of the driving current supplied to the coil.

As such, the fan motor 222 has a variable rotation speed and/or rotational force depending on the driving current supplied to the coil, and the fan 221 sucks air depending on the rotational speed and/or rotational force of the fan motor 222 . The suction power can be varied. The driving circuit 202 may vary the suction force at which the fan 221 sucks air by varying the driving current supplied to the fan motor 222 depending on the control signal of the control device 100 . The fan motor 222 may employ various types of motors, such as a brushless direct current motor or a synchronous motor capable of varying a rotational speed and/or a rotational force depending on a driving current.

The driving circuit 202 may supply a driving current for varying the suction force at which the fan module 220 sucks air. For example, the driving circuit 202 may receive a control signal from the control circuit 102 of the control device 100 , and may provide a driving current and a driving signal to the fan motor 222 in response to the control signal.

The driving circuit 202 may include a printed circuit board and various circuit elements mounted thereon. The configuration and function of the driving circuit 202 will be described in more detail below.

The suction device 200 may be slidably coupled or fitted to the control device 100 .

The suction device 200 further includes a second body 201 disposed in parallel with the fan module 220 and the dust collector 210 and coupled to the control device 100 .

A second insertion groove 203 for sliding or fitting the suction device 200 to another device, for example, the control device 100, is formed on one side of the second body 201 . The second insertion groove 203 may be recessed in parallel with the dust collector 210 in a direction from the fan module 220 side of the second body 201 toward the dust collector 210 . The first insertion protrusion 106 of the control device 100 may be inserted into the second insertion groove 203 of the suction device 200 .

The second insertion groove 203 may be formed in a substantially cylindrical shape in which a hollow is formed. A pair of fixing holes 204 may be formed on a side surface of the second insertion groove 203 . In the fixing hole 204 of the second insertion groove 203 , when the first insertion projection 106 of the control device 100 is inserted into the second insertion groove 203 of the suction device 200 , the first insertion projection A second fixing member 205 is provided to limit the separation of the 106 or allow the separation of the first insertion protrusion 106 .

The second fixing member 205 includes a fixing pin 205a having an approximately English Y-shape (or an English U-shape) inserted into the pair of fixing holes 204 . The fixing pin 205a may have an approximately English Y-shape, and a pair of Y-shaped split ends may be inserted into the pair of fixing holes 204 .

The fixing pin 205a may be pressed toward the first fixing groove 107 by the elastic member 205b. In other words, the elastic member 205b pushes the fixing pin 205a toward the fixing hole 204 by the elastic force. Accordingly, the pair of split ends of the fixing pin 205a in the absence of additional external force may pass through the fixing hole 204 to protrude into the inside of the second insertion groove 203 .

The pair of split ends of the fixing pins 205a may be inserted into the first fixing grooves 107 formed in the first insertion protrusion 106 when the control device 100 is coupled to the suction device 200 . . Thereby, when the first insertion projection 106 of the control device 100 is inserted into the second insertion groove 203 of the suction device 200, the first insertion projection 106 is easily inserted into the second insertion groove 203 may not deviate from it.

The second fixing member 205 further includes a second release button 205c that allows the first insertion protrusion 106 to be released from the second insertion groove 203 . The second release button 205c may have a substantially bar shape, and an approximately central portion thereof may be fixed to the second body 201 . One end of the second release button 205c may be inserted between a pair of split ends of the fixing pin 205a, and the other end of the second release button 205c may be exposed to the outside. When the user presses the other exposed end of the second release button 205c toward the second body 201, one end of the second release button 205c moves the fixing pin 205a to the second body 201 by the principle of a lever. ) can be moved away from Thereby, a pair of split ends of the fixing pins 205a are separated from the first fixing grooves 107 of the first insertion protrusions 106 , and the first insertion projections 106 are separated from the second insertion grooves 203 . can get away In other words, when the user presses the second release button 205c, the control device 100 may be separated from the suction device 200 .

The second fixing member 205 further includes a fixing cover 205d for fixing the fixing pin 205a to the elastic member 205b.

In the above description, the first insertion protrusion 106 and the auxiliary insertion groove 109 provided in the control device 100 and the second insertion groove 203 and the auxiliary insertion protrusion 209 provided in the suction device 200 have been described. , the arrangement of grooves and projections is not limited thereto.

A second male connector 230 for electrically connecting the suction device 200 to another device, for example, the control device 100 is provided on one side of the second body 201 . The second male connector 230 may be electrically connected to the driving circuit 202 and/or the fan motor 222 .

The second male connector 230 may be provided on the fan module 220 side of the second body 201 like the second insertion groove 203 , and the dust collector 210 in the opposite direction to the dust collector 210 . may protrude side by side.

The second male connector 230 of the suction device 200 may be inserted into the first female connector 120 of the control device 100 when the suction device 200 is coupled to the control device 100 . . Accordingly, the second male connector 230 may be electrically connected to the first female connector 120 when the suction device 200 is coupled to the control device 100 . Through electrical coupling between the second male connector 230 and the first female connector 120 of the control device 100 , the driving circuit 202 and/or the fan motor 222 of the suction device 200 is controlled Power may be supplied from the battery 104 of the device 100 , and a control signal may be received from the control circuit 102 of the control device 100 .

Also, the second male connector 230 may be provided near the second insertion groove 203 . Accordingly, when the first insertion protrusion 106 is inserted into the second insertion groove 203 , the second male connector 230 may also be inserted into the first female connector 120 . In addition, the coupling between the second male connector 230 and the first female connector 120 may be further strengthened due to the coupling between the first insertion protrusion 106 and the second insertion groove 203 .

In the above description, the first female connector 120 provided in the control device 100 and the second male connector 230 provided in the suction device 200 have been described, but the arrangement of the female connector and the male connector is not limited thereto. No. For example, a male connector may be provided in the control device 100 and a female connector may be provided in the suction device 200 .

On the other side of the second body 201, a second insertion protrusion 206 for sliding or fitting the suction device 200 to another device, for example, the extension tube 300 is formed. The second insertion protrusion 206 is positioned opposite to the second insertion groove 203 and may protrude in the opposite direction to the second insertion groove 203 . The second insertion protrusion 206 of the suction device 200 may be inserted into the third insertion groove 303 of the extension pipe 300 to be described below when the suction device 200 is coupled to the extension tube 300 . there is.

The second insertion protrusion 206 may be located approximately coaxial with the second insertion groove 203 . In other words, the center line of the second insertion protrusion 206 may substantially coincide with the center line of the second insertion groove 203 .

A hollow forming a flow path 10 through which air and dust flow may be formed in the second insertion protrusion 206 . The flow path 10 formed in the center of the second insertion protrusion 206 may extend to the inlet 211 of the dust collector 210 .

The second insertion protrusion 206 may be formed in a substantially cylindrical shape in which a hollow is formed, and a second fixing groove 207 for fixing the suction device 200 to the extension tube 300 is formed on a side surface of the second insertion protrusion 206 . ) is provided. A fixing pin of the extension tube 300 described below may be inserted into the second fixing groove 207 of the suction device 200 when the suction device 200 is coupled to the extension tube 300 .

A second female connector 240 for electrically connecting the suction device 200 to another device, for example, the extension pipe 300 is provided on the other side of the second body 201 . The second female connector 240 may be electrically connected to the driving circuit 202 and/or the fan motor 222 . Like the second insertion protrusion 206 , the second female connector 240 is positioned on the opposite side to the second insertion groove 203 , and may be depressed toward the second insertion groove 203 .

When the suction device 200 is coupled to the extension tube 300 , the third male connector 310 of the extension tube 300 described below may be inserted into the second female connector 240 . Accordingly, the second female connector 240 may be electrically connected to the third male connector 310 when the suction device 200 is coupled to the extension pipe 300 . Also, the second female connector 240 may be provided near the second insertion protrusion 206 .

The extension pipe 300 includes a third body 301 having a substantially bar shape, and a hollow forming a flow path 10 through which air and dust flows may be formed in the center of the third body 301 . The flow path 10 of the extension pipe 300 may be connected to the flow path 10 of the suction device 200 when the extension pipe 300 is coupled to the suction device 200 .

On one side of the third body 301, a third insertion groove 303 for sliding or fitting the extension pipe 300 to another device, for example, the suction device 200 is formed. The shape and function of the third insertion groove 303 may be substantially the same as that of the second insertion groove 203 provided in the suction device 200 .

On the side of the third insertion groove 303, when the second insertion projection 206 of the suction device 200 is inserted into the third insertion groove 303 of the extension tube 300, the separation of the second insertion projection 206 is prevented. A third fixing member 305 is provided to limit or allow the second insertion protrusion 206 to disengage.

The shape and function of the third fixing member 305 may be substantially the same as that of the second fixing member 205 provided in the suction device 200 . For example, the third fixing member 305 includes a third release button 305c for allowing release of the second insertion protrusion 206 .

On one side of the third body 301 , a third male connector 310 for electrically connecting the extension pipe 300 to another device, for example, the suction device 200 is provided. The third male connector 310 may be inserted into the second female connector 240 of the suction device 200 when the extension tube 300 is coupled to the suction device 200 .

On the other side of the third body 301 , a third insertion protrusion 306 is formed for sliding or fitting the extension tube 300 to another device, for example, the first brush device 400 . The third insertion protrusion 306 is positioned opposite to the third insertion groove 303 , and may protrude in a direction opposite to the third insertion groove 303 . The third insertion protrusion 306 of the extension tube 300 has a fourth insertion groove 403 of the first brush apparatus 400 described below when the extension tube 300 is coupled with the first brush apparatus 400 . can be inserted into

The third insertion protrusion 306 may be located approximately coaxial with the third insertion groove 303 , and a hollow forming a flow path 10 through which air and dust flow may be formed. The flow path 10 formed at the center of the third insertion protrusion 306 may extend to the suction device 200 .

The shape and function of the third insertion protrusion 306 may be substantially the same as the shape and function of the second insertion protrusion 206 provided in the suction device 200 . For example, a third fixing groove 307 for fixing the extension tube 300 to the first brush device 400 is provided on a side surface of the third insertion protrusion 306 .

On the other side of the third body 301 , a third female connector 320 for electrically connecting the extension tube 300 to another device, for example, the first brush device 400 is provided. The third female connector 320 may be electrically connected to the third male connector 310 . A fourth male connector 410 of the first brush device 400 described below may be inserted into the third female connector 320 when the extension tube 300 is coupled to the first brush device 400 . there is.

The first brush device 400 includes a first brush 421 for scattering dust on the cleaning surface, a first brush motor 422 for rotating the first brush 421 , a first brush 421 and a first brush 421 . 1 It includes a fourth body 401 for accommodating the brush motor 422 , and a first connecting member 402 for connecting the fourth body 401 to another device, for example, an extension pipe 300 .

The fourth body 401 may be connected to the extension pipe 300 through the first connecting member 402 . At this time, the flow path 10 passing through the extension pipe 300 may also extend to the fourth body 401 . Specifically, the flow path 10 passes through the first connection member 402 and extends to the lower portion of the fourth body 401 , and a suction port 401a connected to the flow path 10 is provided at the lower portion of the fourth body 401 . is formed When the suction device 200 of the cleaner 1 operates, air and dust are sucked through the suction port 401a of the fourth body 401 and pass through the flow path 10 of the extension pipe 300 to the suction device 200 It can flow to the dust collector 210 of the.

The first brush 421 has a substantially cylindrical shape and is installed on the fourth body 401 to be rotatable about the central axis of the cylinder. A rotation axis of the first brush 421 may be substantially orthogonal to a direction in which air and dust flow. In other words, the air and dust may flow along the side surface of the rotating first brush 421 and be sucked into the flow path 10 .

Various types of bristles may be provided on the outer surface of the first brush 421 according to the type of brush. For example, when the first brush 421 is a brush for cleaning a flat cleaning surface, soft and short bristles (eg, villi) may be provided on the outer surface of the first brush 421 . As another example, when the first brush 421 is a brush for cleaning a carpet, hard and long bristles may be provided on the outer surface of the first brush 421 .

During rotation, the first brush 421 may scatter dust on the cleaning surface. The dust scattered by the first brush 421 may flow to the dust collector 210 along the flow path 10 along with the air by the suction force of the suction device 200 .

The first brush motor 422 may be connected to the first brush 421 , and may provide rotation to the first brush 421 through a power transmission means such as a belt and/or gear.

The first brush motor 422 includes a rotor and a stator, and the rotor may rotate by magnetic interaction with the stator. Also, the first brush motor 422 may include a permanent magnet generating a fixed magnetic field and a coil generating a variable magnetic field. The coil may be the rotor and the permanent magnets may be the stator, or the coils may be the stator and the permanent magnets the rotor. The rotational speed and rotational force at which the rotor rotates may depend on the magnitude of the driving current supplied to the coil.

As such, the rotation speed and/or rotation force of the first brush motor 422 may vary depending on the magnitude of the driving current. The first brush motor 422 may employ a relatively simple direct current motor or the like.

The fourth body 401 may be connected to the first connection member 402 through a hose 402a. The hose 402a may form a flow path 10 through which air and dust flow.

The first connecting member 402 may be swingably connected to the fourth body 401 . The connection between the first connection member 402 and the fourth body 401 may have two or more degrees of freedom. In other words, the first connecting member 402 can swing in an upward direction and swing in a left and right direction around a portion connected to the fourth body 401 .

At one side of the first connecting member 402, a fourth insertion groove 403 for sliding or fitting the first brush 421 to another device, for example, the extension pipe 300 is formed. The shape and function of the fourth insertion groove 403 may be substantially the same as that of the second insertion groove 203 provided in the suction device 200 .

On the side of the fourth insertion groove 403 , when the third insertion projection 306 of the extension tube 300 is inserted into the fourth insertion groove 403 of the first brush device 400 , a third insertion projection 306 . A fourth fixing member 405 is provided to limit the separation of or permit the separation of the third insertion protrusion 306 .

The shape and function of the fourth fixing member 405 may be substantially the same as that of the second fixing member 205 provided in the suction device 200 . For example, the fourth fixing member 405 includes a fourth release button 405c for allowing release of the third insertion protrusion 306 .

A fourth male connector 410 for electrically connecting the first brush device 400 to another device, for example, the extension pipe 300 is provided on one side of the first connecting member 402 . The fourth male connector 410 may be inserted into the third female connector 320 of the extension tube 300 when the first brush device 400 is coupled to the extension tube 300 .

As such, the first brush device 400 is electrically connected to the extension tube 300 , the extension tube 300 is electrically connected to the suction apparatus 200 , and the suction apparatus 200 is electrically connected to the control apparatus 100 . can be connected Thereby, the first brush device 400 is electrically connected to the control device 100 through the extension tube 300 and the suction device 200 , and drives the first brush motor 422 from the control device 100 . power can be supplied for

The control device 100 may supply power to operate the suction device 200 and the first brush device 400 in response to a user's control command through the control panel 103 .

As described above, the cleaner 1 may be configured by a combination of the control device 100 , the suction device 200 , the extension pipe 300 , and the first brush device 400 . The user may clean the cleaning surface by sucking dust on the cleaning surface by using the cleaner 1 in which the control device 100, the suction device 200, the extension tube 300, and the first brush device 400 are combined. In particular, when the cleaning surface is the floor, due to the extension tube 300, the user can clean the dust on the floor in a posture with an open waist.

When the control device 100, the suction device 200, the extension pipe 300, and the first brush device 400 are combined, the control device 100, the suction device 200, the extension pipe 300, and the first brush device Reference numeral 400 is electrically connected, and the suction device 200 , the extension pipe 300 , and the first brush device 400 may form a flow path 10 through which air and dust flow.

The control device 100, the suction device 200, the extension tube 300, and the first brush device 400 can be easily separated by a user. In particular, the control device 100 including the battery 104 may be combined with another device to supply power to the other device and to control the operation of the other device. For example, the control device 100 may supply power to the suction device 200 from the battery 104 and control the suction operation of the suction device 200 . In addition, the control device 100 may supply power to the first brush device 400 from the battery 104 and control the operation of the first brush device 400 .

6 illustrates a cleaner including a control device, an extension tube, and a second brush device according to an embodiment.

As shown in FIG. 6 , the cleaner 1 includes a control device 100 , an extension pipe 300 , and a second brush device 500 . The second brush device 500 may be coupled to or separated from the control device 100 through the extension pipe 300 . In other words, the cleaner 1 may be divided into the control device 100 , the extension pipe 300 , and the second brush device 500 .

When the control device 100 , the extension tube 300 , and the second brush device 500 are coupled to each other, the control device 100 may be electrically connected to the second brush device 500 through the extension tube 300 . .

The control device 100 may be the same as the control device 100 described with reference to FIGS. 1 to 4 . For example, the control device 100 includes a battery 104 , a control panel 103 , a control circuit 102 , and a first body 101 .

A handle 104 , a battery 104 , and a control panel 103 are provided on one side of the first body 101 .

On the other side of the first body 101, a first insertion protrusion 106 for sliding or fitting the control device 100 to another device, for example, the extension tube 300 is formed, and The first insertion protrusion 106 may be inserted into the third insertion groove 303 of the extension tube 300 when the control device 100 is coupled to the extension tube 300 .

A first female connector 120 for electrically connecting the control device 100 to another device, for example, the extension pipe 300 is provided on the other side of the first body 101 . When the control device 100 is coupled to the extension tube 300 , the third male connector 310 of the extension tube 300 described below may be inserted into the first female connector 120 . When the third male connector 310 is inserted into the first female connector 120 , the control device 100 may be electrically connected to the extension pipe 300 .

The extension tube 300 may be the same as the extension tube 300 described in conjunction with FIGS. 1 to 4 . For example, the control device 100 may include a third body 301 having a substantially bar shape.

On one side of the third main body 301 , a third insertion groove 303 for sliding or fitting the extension pipe 300 to another device, for example, the control device 100 is formed. On the side of the third insertion groove 303, when the first insertion projection 106 of the control device 100 is inserted into the third insertion groove 303, the separation of the first insertion projection 106 is limited or the separation is prevented. A third fixing member 305 is provided which allows. The third fixing member 305 includes a third release button 305c for allowing the second insertion protrusion 206 to be released.

On one side of the third body 301 , a third male connector 310 for electrically connecting the extension pipe 300 to another device, for example, the control device 100 is provided.

On the other side of the third body 301, a third insertion protrusion 306 for sliding or fitting the extension tube 300 to another device, for example, the second brush device 500 is formed. The third insertion protrusion 306 of the extension tube 300 has a fifth insertion groove 503 of the second brush apparatus 500 described below when the extension tube 300 is coupled with the second brush apparatus 500 . can be inserted into

The second brush device 500 includes a pair of second brushes 521 for rubbing the cleaning surface, a pair of second brush motors 522 for rotating the pair of second brushes 521, respectively; A fifth body 501 accommodating the second brush 521 and the second brush motor 522, and a second connecting member 502 connecting the fifth body 501 to another device, for example, the extension pipe 300 includes

Each of the pair of second brushes 521 has a substantially circular plate, and is installed on the fifth body 501 to be rotatable about the central axis of the circular plate. A rotation axis of each of the second brushes 521 may be substantially orthogonal to the cleaning surface. In other words, the disk-shaped second brush 521 is disposed so that its bottom surface is in contact with the cleaning surface, and can rotate around its center.

Various types of bristles may be provided on the bottom surface of the disk-shaped second brush 521 according to the type of brush. For example, the second brush 521 may be a brush for wiping off dust or foreign substances on the cleaning surface. As another example, when the second brush 521 is a brush for rubbing and removing stains on the cleaning surface, hard and long bristles may be provided on the bottom surface of the second brush 521 .

During rotation, the second brush 521 may wipe off dust or foreign matter on the cleaning surface or remove stains on the cleaning surface.

The pair of second brush motors 522 may be connected to the second brush motor 522, respectively, and the second brush motor 522 is connected to the second brush 521 through a power transmission means such as a belt and/or gear. rotation can be provided.

The second brush motor 522 may have a rotation speed and/or a rotation force variable depending on the magnitude of the driving current. The second brush motor 522 may be substantially the same as the first brush motor 422 , and a DC motor having a relatively simple structure may be employed.

The fifth body 501 may be connected to the extension pipe 300 through the second connecting member 502 .

One side of the second connection member 502 may be swingably connected to the fifth body 501 . The second connecting member 502 can swing upward and left and right around a portion connected to the fifth body 501 .

On the other side of the second connecting member 502 , a fifth insertion groove 503 for sliding or fitting the second brush 521 to another device, for example, the extension pipe 300 is formed.

A fifth fixing member 505 including a fifth release button 505c is provided on a side surface of the fifth insertion groove 503 . The fifth fixing member 505 may be substantially the same as the second fixing member 205 of the suction device 200 .

On the other side of the second connecting member 502 , a fifth male connector 510 for electrically connecting the second brush device 500 to another device, for example, the extension pipe 300 is provided. The fifth male connector 510 may be inserted into the third female connector 320 of the extension tube 300 when the second brush device 500 is coupled to the extension tube 300 .

As such, the second brush device 500 may be electrically connected to the extension tube 300 , and the extension tube 300 may be electrically connected to the control apparatus 100 . Thereby, the second brush device 500 is electrically connected to the control device 100 through the extension pipe 300 , and can receive power for driving the second brush motor 522 from the control device 100 . there is. The control device 100 may supply power to operate the second brush device 500 in response to a user's control command through the control panel 103 .

As described above, the cleaner 1 may be configured by a combination of the control device 100 , the extension pipe 300 , and the second brush device 500 . The user may clean the cleaning surface by rubbing the cleaning surface using the cleaner 1 in which the control device 100, the extension tube 300, and the second brush device 500 are combined. In particular, when the cleaning surface is the floor, due to the extension tube 300, the user can clean the stain on the floor in a posture with the waist straight.

The control device 100, the extension tube 300, and the second brush device 500 can be easily separated by a user.

7 illustrates a cleaner including a control device and a third brush device according to an embodiment.

As shown in FIG. 7 , the cleaner 1 includes a control device 100 and a third brush device 600 . The third brush device 600 may be coupled to the control device 100 or separated from the control device 100 .

When the control device 100 and the third brush device 600 are coupled to each other, the control device 100 may be electrically connected to the third brush device 600 .

The control device 100 may be the same as the control device 100 described with reference to FIGS. 1 to 4 . For example, the control device 100 includes a battery 104 , a control panel 103 , a control circuit 102 , and a first body 101 .

The third brush device 600 includes a third brush 621 for rubbing the cleaning surface, a pair of third brush motors 622 for respectively rotating the third brush 621 , a third brush 621 and It includes a sixth body 601 accommodating the third brush motor 622 , and a third connecting member 602 connecting the sixth body 601 with another device, for example, the control device 100 .

The third brush 621 has a substantially circular plate and is installed on the sixth body 601 to be rotatable about the central axis of the circular plate. The rotation axis of the third brush 621 may be substantially orthogonal to the cleaning surface. In other words, the disk-shaped third brush 621 is disposed so that its bottom surface is in contact with the cleaning surface, and can rotate around its center.

Various types of bristles may be provided on the bottom surface of the disk-shaped second brush 521 according to the type of brush. For example, soft and short bristles (eg, villi) may be provided on the bottom surface of the second brush 521 or hard long bristles may be provided.

During rotation, the second brush 521 may wipe off dust or foreign matter on the cleaning surface or remove stains on the cleaning surface.

The third brush motor 622 may be connected to the third brush motor 622, and the third brush motor 622 provides rotation to the third brush 621 through a power transmission means such as a belt and/or gear. can For example, the third brush motor 622 may provide rotation to the third brush 621 via a reduction gear. While the rotation of the third brush motor 622 is provided to the third brush 621 via the reduction gear, the rotation speed may be reduced and the rotational force (torque) may increase.

The third brush motor 622 may have a rotation speed and/or a rotation force variable depending on the magnitude of the driving current. The third brush motor 622 may be substantially the same as the first brush motor 422 , and a DC motor having a relatively simple structure may be employed.

The sixth body 601 may be connected to the control device 100 through the third connecting member 602 .

One side of the third connecting member 602 may be swingably connected to the sixth body 601 . The third connecting member 602 can swing upward and left and right around a portion connected to the sixth body 601 .

On the other side of the third connecting member 602, a sixth insertion groove 603 for sliding or fitting the third brush 621 to another device, for example, the control device 100, is formed. A sixth fixing member 605 including a sixth release button 605c is provided on a side surface of the sixth insertion groove 603 . The sixth fixing member 605 may be substantially the same as the second fixing member 205 of the suction device 200 .

On the other side of the third connecting member 602 , a sixth male connector 610 for electrically connecting the third brush device 600 to another device, for example, the control device 100 , is provided. The sixth male connector 610 may be inserted into the first female connector 120 of the control device 100 when the third brush device 600 is coupled to the control device 100 .

As such, the third brush device 600 is electrically connected to the control device 100 , and may receive power for driving the third brush motor 622 from the control device 100 . The control device 100 may supply power to operate the third brush device 600 in response to a user's control command through the control panel 103 .

As described above, the cleaner 1 may be configured by a combination of the control device 100 and the third brush device 600 . The user may clean the cleaning surface by rubbing the cleaning surface using the cleaner 1 in which the control device 100 and the third brush device 600 are combined. In particular, when the cleaning surface is the wall surface, the user may clean the stain on the wall surface in the vicinity of the wall surface.

The control device 100 and the third brush device 600 can be easily separated by a user.

8 shows a cleaner including a control device and a spray device according to an embodiment.

As shown in FIG. 8 , the cleaner 1 includes a control device 100 and a water sprayer 700 . The injection device 700 may be coupled to the control device 100 or separate from the control device 100 .

When the control device 100 and the injection device 700 are coupled to each other, the control device 100 may be electrically connected to the injection device 700 .

The control device 100 may be the same as the control device 100 described with reference to FIGS. 1 to 4 . For example, the control device 100 includes a battery 104 , a control panel 103 , a control circuit 102 , and a first body 101 .

The injection device 700 includes a nozzle 721 through which water is sprayed, a water supply hose 722 connected to a water supply source, a valve for opening and closing a flow path extending from the water supply hose 722 to the nozzle 721, and a nozzle ( 721) and a seventh body 701 for accommodating the valve.

A nozzle 721 is provided on one side of the seventh body 701, and on the other side of the seventh body 701, the injection device 700 is slidingly coupled or fitted to another device, for example, the control device 100. A seventh insertion groove 703 is formed. A seventh fixing member 705 including a seventh release button 705c is provided on a side surface of the seventh insertion groove 703 . The seventh fixing member 705 may be substantially the same as the second fixing member 205 of the suction device 200 .

A seventh male connector 710 for electrically connecting the injection device 700 to another device, for example, the control device 100 is provided on the other side of the seventh body 701 . The seventh male connector 710 may be inserted into the first female connector 120 of the control device 100 when the injection device 700 is coupled to the control device 100 .

As such, the injection device 700 is electrically connected to the control device 100 , and may receive power for opening or closing the valve from the control device 100 . For example, the valve may be a normally closed valve that is closed without power supply. The control device 100 may supply power to open the valve in response to a user's control command through the control panel 103 . By opening the valve, the spraying device 700 may spray water supplied from the water supply source.

As described above, the cleaner 1 may be configured by a combination of the control device 100 and the injection device 700 . The user can clean the cleaning surface by spraying water on the cleaning surface using the cleaner 1 in which the control device 100 and the spraying device 700 are combined. In particular, when washing the vehicle, the user may spray water on the vehicle.

The control device 100 and the injection device 700 can be easily separated by a user.

9 illustrates a cleaner including a control device and a blower according to an embodiment.

As shown in FIG. 9 , the cleaner 1 includes a control device 100 and an air blower 800 . The blower 800 may be coupled to the control device 100 or separated from the control device 100 .

When the control device 100 and the blower 800 are coupled to each other, the control device 100 may be electrically connected to the blower 800 .

The control device 100 may be the same as the control device 100 described with reference to FIGS. 1 to 4 . For example, the control device 100 includes a battery 104 , a control panel 103 , a control circuit 102 , and a first body 101 .

The blower 800 is provided with a blower 821 for discharging air, a suction port 822 for sucking air, a blower fan for blowing air, a blower 821 and an inlet 822 are formed and accommodates the blowing fan. and an eighth main body 801.

A nozzle 721 is provided on one side of the eighth main body 801, and on the other side of the eighth main body 801, the blower 800 is slidingly coupled or fitted to another device, for example, the control device 100. An eighth insertion groove 803 is formed. An eighth fixing member 805 including an eighth release button 805c is provided on a side surface of the eighth insertion groove 803 . The eighth fixing member 805 may be substantially the same as the second fixing member 205 of the suction device 200 .

An eighth male connector 810 for electrically connecting the blower 800 to another device, for example, the control device 100 is provided on the other side of the eighth main body 801 . The eighth male connector 810 may be inserted into the first female connector 120 of the control device 100 when the injection device 700 is coupled to the control device 100 .

As such, the blower 800 may be electrically connected to the control device 100 , and may receive power for operating the blowing fan from the control device 100 . The control device 100 may supply power to operate the blowing fan in response to a user's control command through the control panel 103 . By operation of the blowing fan, the blowing device 800 may blow air through the tuyere 821 .

As described above, the cleaner 1 may be configured by a combination of the control device 100 and the blower 800 . The user may clean the cleaning surface by spraying air on the cleaning surface using the cleaner 1 in which the control device 100 and the blower 800 are combined. In particular, when washing the vehicle, the user can dry the vehicle by venting air into the vehicle.

10 illustrates a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment. 11 shows a circuit associated with the control device identifying a suction device and a first brush device according to an embodiment;

As shown in FIG. 10 , the cleaner 1 includes a control device 100 , a suction device 200 , an extension pipe 300 , and a first brush device 400 , and the control device 100 and the suction device ( 200 , the extension tube 300 , and the first brush device 400 may be separated.

When the control device 100, the suction device 200, the extension tube 300, and the first brush device 400 are combined, the control device 100, the suction device 200, the extension tube 300, and the first brush Device 400 may be electrically connected. In particular, the control device 100 may supply power to the suction device 200 , and may also supply power to the first brush device 400 through the extension pipe 300 .

The control device 100 , the suction device 200 , the extension pipe 300 , and the first brush device 400 may be connected in series to each other as shown in FIGS. 10 and 11 .

The control device 100 may identify devices connected to the control device 100 . For example, the control device 100 may identify whether the suction device 200 is coupled to the control device 100 . In addition, the control device 100 determines whether the first brush device 400 is connected, whether the second brush device 500 is connected, or whether the third brush device 600 is connected, or whether the spraying device 700 is connected, or It may be identified whether the blower 800 is connected.

The control device 100 includes a user input unit 110 , a display 114 , a battery 104 , a power supply unit 130 , a first female connector 120 , and a control unit 140 .

The user input unit 110 may obtain a user input from a user, and may constitute the control panel 103 described above.

The user input unit 110 may include a plurality of input buttons 111 , 112 , and 113 . For example, the user input unit 110 may include an operation button 111 , an increase button 112 , and a decrease button 113 , and transmit an input signal to the control unit 140 in response to a user input through each button. can provide

The display 114 may display the operating state of the cleaner 1 and may constitute the control panel 103 described above.

The display 114 may display, for example, whether the cleaner 1 operates and/or a suction power level according to a user input. The display 114 may include, for example, a liquid crystal display or a light emitting diode display.

The battery 104, as described above, may store electrical energy and may supply power to the control device 100 and other devices. For example, the battery 104 can supply power to the power supply unit 130, the user input unit 110, the display 114, and the control unit 140 included in the control device 100, as well as the suction device ( 200) and the first brush device 400 may also be supplied with power.

The battery 104 may include a positive terminal and a negative terminal, apply a voltage between the positive terminal and the negative terminal, and provide a current flowing from the positive terminal through the power supply target to the negative terminal. .

The power supply unit 130 may control the power or current supplied to another device, for example, the suction device 200 and/or the first brush device 400 in response to the power control signal of the control unit 140 .

For example, the power supply unit 130 may include a power switch 131 as shown in FIG. 11 . The power switch 131 may allow or block the flow of current in response to the power control signal. The power switch 131 includes, for example, a metal-oxide-semiconductor field effect transistor (MOSFET) or a bipolar junction transistor (BJT) or an insulated gate bipolar transistor (IGBT). can do.

The power control signal of the controller 140 may be a pulse width modulation (PWM) signal. The power supply unit 130 may control the power or current supplied from the battery 104 to the suction device 200 and/or the first brush device 400 depending on the duty ratio of the power control signal.

The first female connector 120 may function as an interface electrically connected to the suction device 200 and/or the first brush device 400 . For example, the first female connector 120 may be electrically connected to the second male connector 230 of the suction device 200 .

The first female connector 120 may include a plurality of electrical terminals 121 , 122 , and 123 . For example, the first female connector 120 may have a first positive output terminal 121 and a second positive output terminal 121 for supplying power from the battery 104 to the suction device 200 and/or the first brush device 400 . 1 includes a negative output terminal 123 . The control device 100 may supply power to the suction device 200 and/or the first brush device 400 through the first positive output terminal 121 and the first negative output terminal 123 .

The first female connector 120 also includes a first signal input terminal 122 for receiving an identification signal (voltage or current) from the suction device 200 and/or the first brush device 400 .

As described below, the suction device 200 and the first brush device 400 coupled with the control device 100 each provide a unique identification signal (voltage signal or current signal) to the control device 100 . can The control device 100 provides a unique identification signal (voltage signal or current signal) between the suction device 200 and the first brush device 400 through the first signal input terminal 122 of the first female connector 120 . can be obtained.

The controller 140 may be electrically connected to the user input unit 110 , the display 114 , the battery 104 , the power supply unit 130 , and the first female connector 120 .

The controller 140 may obtain power from the battery 104 , obtain a user input through the user input unit 110 , and obtain an identification signal of another device from the first female connector 120 . The control unit 140 may process a user input and an identification signal, and output a power control signal to the power supply unit 130 to control power supplied to another device depending on the processing of the user input and the identification signal.

The controller 140 includes a processor 141 for generating a control signal for controlling the operation of the cleaner 1, particularly the control device 100, and a memory (for storing and/or storing a program and data for generating the control signal) 142). In addition, the control unit 140 includes an analog-to-digital converter (Analog-Digital-Convertor, ADC) for processing the identification signal. The controller 210 may include, for example, one or more processors or one or more memories. Also, the processor 141 , the memory 142 , and the ADC 143 may be implemented as separate semiconductor devices or as a single semiconductor device.

The ADC 143 may convert the analog identification signal of the suction device 200 and/or the first brush device 400 into a digital signal. For example, each of the suction device 200 and the first brush device 400 may include an identification resistor having a unique resistance value, and the suction device 200 and the first brush device 400 each have a unique resistance value. It is possible to output a voltage signal or a current signal (identification signal) depending on the resistance value of the identification resistor. The identification signal may be an analog signal dependent on the resistance value of the identification resistor.

The ADC 143 may receive an identification signal from the suction device 200 and the first brush device 400 through the first signal input terminal 122 of the first female connector 120 , and the processor 141 . The analog-type identification signal may be converted into a digital-type identification signal to process the received identification signal.

The memory 142 may store/store a program and data for controlling the operation of the cleaner 1 and/or the control device 100 .

The memory 142 includes a volatile memory such as a static random access memory (S-RAM) and a dynamic random access memory (D-RAM), a read only memory (ROM), an ePROM ( It may include non-volatile memory such as Erasable Programmable Read Only Memory (EPROM). The memory 142 may include one memory device or a plurality of memory devices.

The processor 141 may obtain a digital type identification signal from the ADC 143 , and identify an accessory device (in FIG. 10 , a suction device and a first brush device) based on a voltage value of the identification signal.

For example, as shown in FIG. 11 , the suction device 200 may include a first identification element 250 , and the first identification element 250 may have a first impedance Z1 . there is. The first impedance Z1 may be, for example, simple resistance, reactance, or a combination of resistance and reactance. In addition, the suction device 200 may include an open circuit or a short circuit to identify the suction device 200 . The first impedance Z1 of the open circuit may have an infinite value, and the first impedance Z1 of the short circuit may be approximately “0”.

Also, the first brush device 400 may include a second identification element 430 , and the second identification element 430 may have a second impedance Z2 . The second impedance Z2 may also be resistance or reactance or a combination of resistance and reactance. The first brush device 400 may include an open circuit or a short circuit to identify the first brush device 400 .

The suction device 200 and the first brush device 400 as well as the second brush device 500 and the third brush device 600, the spray device 700 and the blower device 800 each have their own unique impedance identification It may include elements.

11 , one end of the first identification element 250 and one end of the second identification element 430 are connected to the first positive output terminal 121 of the first female connector 120 , The other end of the first identification element 250 and the other end of the second identification element 430 may be connected to the first signal input terminal 122 of the first female connector 120 . The first signal input terminal 122 of the first female connector 120 is connected to the ADC 143 of the control unit 140, and the first signal input terminal 122 and the first negative output terminal 123 ( That is, the reference resistor 150 is provided between the ground).

Due to the connection relationship described above, the first identification element 250 and the second identification element 430 may be connected in parallel to each other and may be connected in series with the reference resistor 150 .

Accordingly, the voltage value of the analog identification signal input to the ADC 143 may be determined by [Equation 1].

[Equation 1]

However, Vadc is the voltage value of the identification signal input to the ADC, Vbat is the output voltage value of the battery, Rref is the impedance value of the reference resistor, Z1 is the impedance value of the first identification element, Z2 is the second identification element is the impedance value of

As shown in [Equation 1], the voltage value of the identification signal may depend on the impedance value of the first identification element and the impedance value of the second identification element.

In this case, the impedance value of the first identification element and the impedance value of the second identification element may be predetermined. Accordingly, the voltage value of the identification signal may also be one of a plurality of predetermined values according to a combination of the predetermined impedance value of the first identification element and the impedance value of the second identification element.

In the memory 142 , the voltage value of the identification signal according to the combination of the suction device 200 and the first brush device 400 may be stored in advance. Accordingly, the processor 141 may identify the accessory device (in FIG. 10 , the suction device and the first brush device) based on the voltage value of the detected identification signal.

A plurality of types of the suction device 200 may be provided depending on the type and output of the fan motor 222 . For example, as the suction device 200 , there may be provided a suction device having a fan motor of 250 W (Watt) and a suction device having a fan motor of 300 W (Watt). A suction device having a 250W fan motor may include a resistor having 1 kΩ as a first identification element, and a suction device having a 300W fan motor may include a resistance having 10 kΩ as a first identification element.

Also, a plurality of types of the first brush device 400 may be provided depending on the type of brush. For example, as the first brush device 400 , a first brush device with soft and short bristle brushes and a first brush device with hard and long bristle brushes may be provided. The first brush device with the short bristle brush may include a resistance of 5 kΩ as the second identification element, and the first brush device with the long bristle brush may include a resistance of 50 kΩ as the second identification element.

The processor 141 may receive an identification signal dependent on a resistance value of a combination of the first identification element and the second identification element. At this time, when an identification signal dependent on a resistance value of approximately 833Ω (parallel connection of a resistance of 1kΩ and a resistance of 5kΩ) is received, the processor 141 is configured with a suction device equipped with a 250W fan motor and a short bristle brush. 1 It can be identified that the brush device is coupled to the control device 100 . Upon receiving an identification signal dependent on a resistance value of approximately 980Ω (parallel connection of a resistance of 1kΩ and a resistance of 50kΩ), the processor 141 sends a suction device with a fan motor of 250W and a first brush with a long bristle brush It can be identified that the device is coupled to the control device 100 .

In the above, it has been described that the identification element is a resistive element, but the present invention is not limited thereto. For example, the identification element may output a sine wave or a square wave having a predetermined frequency. For example, the first identification element 250 may output a sine wave or a square wave (first identification signal) having a first frequency, and the second identification element 430 may output a sine wave or a square wave (the first identification signal) having a second frequency. 2 identification signal) can be output. The processor 141 may identify the suction device 200 and/or the first brush device 400 based on the frequency of the identification signal. The suction device 200 and the first brush device 400 as well as the second brush device 500 , the third brush device 600 , the spray device 700 and the blower device 800 each have a unique frequency identification signal can be output.

The processor 141 may control the power supplied from the battery 104 to the accessory device based on the accessory device connected to the control device 100 (in FIG. 10 , the suction device and the first brush device). For example, the processor 141 may output a power control signal dependent on the suction device 200 and the first brush device 400 . For example, the processor 141 may output a pulse width modulated signal having a duty ratio of “100” based on being coupled to the suction device 200 and the first brush device 400 . On the other hand, the processor 141 may output a pulse width modulation signal having a duty ratio of “25” based on the fact that the suction device 200 is not coupled and only the first brush device 400 is coupled.

The processor 141 may control the display 114 to display an identifier indicating an accessory device connected to the control device 100 . For example, when the suction device 200 and the first brush device 300 are connected, the processor 141 displays an identifier indicating the suction device 200 and an identifier indicating the first brush device 300 ( 114) may provide an indication signal.

The processor 141 may receive a user input signal from the user input unit 110 and may output a power control signal dependent on the user input signal. For example, the processor 141 may output a pulse width modulated signal having a reduced duty ratio as the suction power level decreases. In addition, the processor 141 may output a display signal to the display 114 to indicate an output level dependent on the user input signal.

The processor 141 may include an arithmetic circuit, a memory circuit, and a control circuit. The processor 141 may include one chip or a plurality of chips. Also, the processor 141 may include one core or a plurality of cores.

As such, the control unit 140 receives the identification signal received through the first signal input terminal 122 of the first female connector 120 , and transmits a power control signal dependent on the identification signal to the power supply unit 130 . can be printed The controller 140 may receive a user input signal from the user input unit 110 and output a power control signal dependent on the user input signal to the power supply unit 130 .

The suction device 200 includes a second male connector 230 , a first identification element 250 , a second female connector 240 , a fan motor 222 , a motor driving unit 260 , and a motor control unit 270 . do.

The second male connector 230 may be electrically connected to the control device 100 . For example, the second male connector 230 may be electrically connected to the first female connector 120 of the control device 100 .

The second male connector 230 may include a plurality of electrical terminals 231 , 232 , and 233 . For example, the second male connector 230 includes a second positive input terminal 231 and a second negative input terminal 233 for receiving power. Power received by the second positive input terminal 231 and the second negative input terminal 233 may be supplied to the fan motor 222 via the motor driving unit 260 .

The second male connector 230 is a second signal output terminal ( 232).

The first identification element 250 may be provided between the line connected to the second signal output terminal 232 and the line connected to the second positive input terminal 231 . As described above, the first identification element 250 may have a first impedance Z1 , and the first identification element 250 may function as an identifier for identifying the suction device 200 .

The second female connector 240 may be connected to the first brush device 400 through the extension pipe 300 . For example, the second female connector 240 is connected to the fourth male connector of the first brush device 400 through the third female connector 320 and the third male connector 310 of the extension tube 300 . It may be connected to 410 .

The second female connector 240 may include a plurality of electrical terminals 241 , 242 , and 243 . For example, the second female connector 240 includes a second positive output terminal 241 for providing power received from the control device 100 to the first brush device 400 via the extension tube 300 , and and a second negative output terminal 243 .

The second female connector 240 includes a second signal input terminal 242 electrically connected to the second identification element 430 of the first brush device 400 through the extension tube 300 .

The fan motor 222 is coupled to the fan 221 , and may rotate the fan 221 . For example, the fan motor 222 may be a brushless DC motor or a synchronous motor capable of varying a rotational speed and/or a rotational force depending on a driving current. Also, the fan motor 222 may be a single-phase motor to which a single-phase current is input or a three-phase motor to which a three-phase current is input. Hereinafter, it is assumed that the fan motor 222 is a single-phase brushless DC motor for easy understanding.

The motor driving unit 260 may convert power received from the control device 100 through the second male connector 230 and provide it to the fan motor 222 . For example, the motor driving unit 260 may include a full bridge inverter, and transmits a driving current whose direction changes according to the rotational position of the rotor of the fan motor 222 to the fan motor 222 . can provide

The motor control unit 270 may control the motor driving unit 260 to rotate the fan motor 222 at a rotation speed determined according to the suction force level. The motor control unit 270 may detect a driving current supplied from the motor driving unit 260 to the fan motor 222 , and may also detect a rotational position of a rotor of the fan motor 222 . The motor controller 270 may control the operation of the motor driver 260 based on the driving current supplied to the fan motor 222 and the rotational position of the rotor of the fan motor 222 . The motor control unit 270 may include one or more processors and one or more memories.

The extension tube 300 includes a third male connector 310 and a third female connector 320 , and transmits electric power from the suction device 200 to the first brush device 400 and the first brush device 400 . of the identification signal may be transmitted to the suction device 200 .

The first brush device 400 includes a fourth male connector 410 , a second identification element 430 , and a first brush motor 422 .

The fourth male connector 410 may be electrically connected to the suction device 200 through the extension pipe 300 . For example, the second male connector 230 may be electrically connected to the second female connector 240 of the suction device 200 through the extension pipe 300 .

The fourth male connector 410 may include a plurality of electrical terminals 411 , 412 , and 413 . For example, the fourth male connector 410 includes a fourth positive input terminal 411 and a fourth negative input terminal 413 for receiving power. Power received by the fourth positive input terminal 411 and the fourth negative input terminal 413 may be supplied to the first brush motor 422 .

The fourth male connector 410 includes a fourth signal output terminal 412 for providing an identification signal (voltage or current) for identifying the first brush device 400 to the control device 100 .

The second identification element 430 may be provided between the line connected to the fourth signal output terminal 412 and the line connected to the fourth positive input terminal 411 . As described above, the second identification element 430 may have a second impedance Z2 , and the second identification element 430 may function as an identifier for identifying the first brush device 400 . .

The first brush motor 422 is connected to the first brush 421 through a power transmission means, and may rotate the first brush 421 . For example, the first brush motor 422 may be a DC motor having a relatively simple structure. The first brush motor 422 , which is a DC motor, may have a variable rotation speed and rotational force depending on the amount of the supplied driving current.

As described above, the suction device 200 and the first brush device 400 may include an identification element capable of identifying themselves, and the suction device 200 and the first brush device 400 may When connected to the control device 100 , the identification element may provide a unique identification signal (voltage signal or current signal) to the control device 100 .

The control device 100 may identify an accessory device (a suction device and a first brush device in FIG. 10 ) connected to the control device 100 based on the identification signal, and depending on the identified accessory device, the accessory device is supplied to the accessory device. power can be controlled.

Accordingly, the user can use the cleaner 1 for various purposes by combining the control device 100 with various accessory devices.

In the above, it has been described that the control device 100 identifies the accessory device based on the identification signals of the first identification element 250 and the second identification element 430 . However, the configuration and method for identifying the accessory device is not limited thereto.

12 shows a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment. 13 shows a circuit associated with the control device identifying a first brush device according to an embodiment;

12 , the cleaner 1 includes a control device 100 , a suction device 200 , an extension pipe 300 , and a first brush device 400 , and a control device 100 and a suction device ( 200 , the extension tube 300 , and the first brush device 400 may be separated.

The control device 100 , the suction device 200 , the extension pipe 300 , and the first brush device 400 may be connected in series to each other as shown in FIGS. 12 and 13 .

The control device 100 may identify an accessory device connected to the control device 100 . For example, the control device 100 may identify the suction device 200 based on a magnetic field generated by the permanent magnet 280 installed in the suction device 200 , and also the first brush device 400 . The first brush device 400 may be identified based on the identification signal generated by the second identification element 430 .

The control device 100 includes a user input unit 110 , a display 114 , a battery 104 , a power supply unit 130 , a first female connector 120 , a magnetic sensor 160 , and a control unit 140 . .

The user input unit 110 , the display 114 , the battery 104 , the power supply unit 130 , and the first female connector 120 are the user input unit, the display, the battery, the power supply unit and the first blood connector described in conjunction with FIG. 10 . It can be the same as the mail connector.

The magnetic sensor 160 may detect a magnetic field passing through the magnetic sensor 160 . The magnetic sensor 160 may include a Hall sensor capable of sensing a magnetic field using, for example, a Hall-effect. The magnetic sensor 160 may include, for example, a coil capable of detecting a magnetic field (or more precisely, a change in the magnetic field) using Faraday's law.

The magnetic sensor 160 may provide a sensing signal depending on the direction and strength of the sensed magnetic field to the controller 140 .

For example, as shown in FIG. 13 , the suction device 200 includes a permanent magnet 280 that creates a magnetic field. Independently of the operation of the suction device 200 , a magnetic field having a predetermined strength may be generated.

When the suction device 200 is separated from the control device 100 , the magnetic sensor 160 cannot detect the magnetic field of the permanent magnet 280 . On the other hand, when the suction device 200 is coupled to the control device 100, the magnetic sensor 160 may detect the magnetic field of the permanent magnet 280, and transmit a detection signal dependent on the strength of the sensed magnetic field to the control unit ( 140) can be provided.

The controller 140 may receive a detection signal from the magnetic sensor 160 and identify the suction device 200 based on the detection signal.

The control unit 140 may identify the presence or absence of a magnetic field passing through the magnetic sensor 160 from the detection signal, and may identify whether the suction device 200 is coupled or not based on the presence or absence of the magnetic field.

In addition, the control unit 140 may identify the strength of the magnetic field passing through the magnetic sensor 160 from the detection signal, and identify the type of the suction device 200 coupled to the control device 100 based on the strength of the magnetic field can do.

A plurality of types of the suction device 200 may be provided depending on the type and output of the fan motor. For example, as the suction device 200 , there may be provided a suction device having a fan motor of 250 W (Watt) and a suction device having a fan motor of 300 W (Watt).

The position of the permanent magnet 280 may vary according to the output of the fan motor. For example, the distance between the magnetic sensor 160 and the permanent magnet of a suction device with a fan motor of 250 W may be shorter than the distance between the permanent magnet and the magnetic sensor 160 of a suction device with a fan motor of 300 W . Therefore, when the suction device having a fan motor of 250W is combined with the control device 100, the strength of the magnetic field sensed by the magnetic sensor 160 is the suction device having a fan motor of 300W is controlled by the control device 100 . When combined with the magnetic sensor 160 is greater than the strength of the magnetic field sensed.

As such, the controller 140 may identify the suction device 200 based on the strength of the magnetic field sensed by the magnetic sensor 160 .

Also, the controller 140 may identify the first brush device 400 based on an identification signal by the second identification element 430 installed in the first brush device 400 .

As described above, the first brush device 400 may include a second identification element 430 .

The second identification element 430 is connected in series with the reference resistor 150 as shown in FIG. 13 . Accordingly, the voltage value of the identification signal may be determined by [Equation 2].

[Equation 2]

However, Vadc is the voltage value of the identification signal input to the ADC, Vbat is the output voltage value of the battery, Rref is the impedance value of the reference resistor, and Z2 is the impedance value of the second identification element.

As shown in [Equation 2], the voltage value of the identification signal may depend on the impedance value of the second identification element.

In this case, the impedance value of the second identification element may be predetermined. Accordingly, the voltage value of the identification signal may also be one of a plurality of predetermined values according to the predetermined impedance value of the second identification element.

In the memory 142 , the voltage value of the identification signal according to the accessory device (the first brush device in FIG. 12 ) may be stored in advance. Accordingly, the controller 140 may identify the accessory device (the first brush device in FIG. 12 ) based on the voltage value of the detected identification signal.

Different types of first brush device 400 may be provided depending on the type of brush (eg, a soft short bristle brush and a hard long bristle brush), and a second identification depending on the different brush type The devices may have different resistance values.

The control unit 140 may receive an identification signal that is dependent on the resistance value of the second identification element, and determines the type of the first brush device 400 , that is, the brush type of the first brush device 400 based on the identification signal. can be identified.

In the above, it has been described that the identification element is a resistive element, but the present invention is not limited thereto. For example, the identification element may output a sine wave or a square wave having a predetermined frequency.

The control unit 140 may control the power supplied from the battery 104 to the accessory device (the suction device and the first brush device in FIG. 12 ) based on the accessory device (the suction device and the first brush device in FIG. 12 ). can

The suction device 200 includes a second male connector 230 , a second female connector 240 , a fan motor 222 , a motor driving unit 260 , a motor control unit 270 , and a permanent magnet 280 . The second male connector 230 , the second female connector 240 , the fan motor 222 , the motor driving unit 260 , and the motor control unit 270 are the second male connector and the second female connector shown in FIG. 10 . , the fan motor, the motor driving unit, and the motor control unit may be the same. The permanent magnet 280 may generate a magnetic field of a predetermined strength as described above.

The extension tube 300 includes a third male connector 310 and a third female connector 320 , and may be the same as the extension tube 300 illustrated in FIG. 10 .

The first brush device 400 includes a fourth male connector 410 , a second identification element 430 , and a first brush motor 422 , and may be the same as the first brush device 400 shown in FIG. 10 . can

As described above, the suction device 200 may include a permanent magnet and the first brush device 400 may include a second identification element. When the suction device 200 and the first brush device 400 are connected to the control device 100 , the suction device 200 provides a unique magnetic field to the control device 100 , and the first brush device 400 has a unique magnetic field. One identification signal may be provided to the control device 100 .

The control device 100 may identify an accessory device connected to the control device 100 (a suction device and a first brush device in FIG. 12 ) based on the magnetic field and the identification signal, and may be attached to the accessory device depending on the identified accessory device. The power supplied can be controlled.

Accordingly, the user can combine the control device 100 with various accessory devices, and use the cleaner 1 for various purposes.

The configuration and method for identifying the accessory device are not limited thereto.

14 illustrates a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment. Fig. 15 shows a circuit associated with the control device identifying a first brush device according to an embodiment;

14 , the cleaner 1 includes a control device 100 , a suction device 200 , an extension pipe 300 , and a first brush device 400 , and a control device 100 and a suction device ( 200 , the extension tube 300 , and the first brush device 400 may be separated. The suction device 200 and the first brush device 400 may be connected in parallel with respect to the control device 100 as shown in FIGS. 14 and 15 .

The control device 100 may identify devices connected to the control device 100 . For example, the suction device 200 is identified based on a first identification signal by the first identification element 250 installed in the suction device 200 , and the second identification element 430 of the first brush device 400 is identified. ) may identify the first brush device 400 based on the second identification signal.

The control device 100 includes a user input unit 110 , a display 114 , a battery 104 , a power supply unit 130 , a first female connector 120 , and a control unit 140 . The user input unit 110 , the display 114 , and the battery 104 may be the same as the user input unit, the display, and the battery described with reference to FIG. 10 .

The first female connector 120 may function as an interface electrically connected to the suction device 200 and the first brush device 400 . The first female connector 120 includes a first positive output terminal 121 for supplying power from the battery 104 to the first brush device 400 via the suction device 200/extension pipe 300 and the second 1 includes a negative output terminal 123 , and may include an auxiliary positive output terminal 124 and an auxiliary negative output terminal 126 for supplying power to the suction device 200 from the battery 104 . . In addition, the first female connector 120 includes a first signal input terminal 122 for receiving a second identification signal (voltage or current) from the first brush device 400 and a first identification signal from the suction device 200 . and an auxiliary signal input terminal 125 for receiving a signal.

The suction device 200 coupled with the control device 100 provides a first identification signal to the control device 100 , and the first brush device 400 coupled with the control device 100 controls the second identification signal. A device 100 may be provided. The control device 100 obtains the second identification signal of the first brush device 400 through the first signal input terminal 122 of the first female connector 120 , and through the auxiliary signal input terminal 125 , A first identification signal of the suction device 200 may be obtained.

The control unit 140 obtains a first identification signal and a second identification signal through the first female connector 120, and based on the first identification signal and the second identification signal, an accessory device (in FIG. 14, a suction device and a first brush device) can be identified.

The first identification element 250 is connected in series with the first reference resistor 151 as shown in FIG. 15 . Accordingly, the voltage value of the first identification signal may be determined similarly to Equation 2 described above.

The second identification element 430 is connected in series with the second reference resistor 152 as shown in FIG. 15 . Accordingly, the voltage value of the second identification signal may be determined similarly to [Equation 2] described above.

In the memory 142 , voltage values of the first and second identification signals according to the accessory device (a suction device and a first brush device in FIG. 14 ) may be stored in advance. Accordingly, the controller 140 may identify the accessory device (the suction device and the first brush device in FIG. 14 ) based on the detected voltage values of the first and second identification signals.

The suction device 200 of different types depending on the output of the fan motor and the first brush device 400 of different types depending on the brush and type may be connected to the control device 100 . The control unit 140 may receive the first identification signal and the second identification signal by the first identification element and the second identification element, and the type of the suction device 200 based on the first identification signal and the second identification signal and the type of the first brush device 400 may be identified.

In the above, it has been described that the identification element is a resistive element, but the present invention is not limited thereto. For example, the identification element may output a sine wave or a square wave having a predetermined frequency.

As shown in FIG. 15 , the power supply unit 130 includes a first power switch 131a for controlling the power provided to the suction device 200 and a second power for controlling the power provided to the first brush device 400 . and a switch 131b.

The control unit 140 outputs a first power control signal for controlling the power provided to the suction device 200 to the first power switch 131a, and for controlling the power provided to the first brush device 400 . The second power control signal may be output to the second power switch 131b.

As such, the controller 140 controls the power supplied from the battery 104 to the accessory device (the suction device and the first brush device in FIG. 12 ) based on the accessory device (the suction device and the first brush device in FIG. 12 ). can be controlled

The first brush device 400 includes a fourth male connector 410 , a second identification element 430 , and a first brush motor 422 , and may be the same as the first brush device 400 shown in FIG. 10 . can

The suction device 200 includes a second male connector 230 , a second female connector 240 , a fan motor 222 , a motor driving unit 260 , and a motor control unit 270 . The fan motor 222 , the motor driving unit 260 , and the motor control unit 270 may be the same as the fan motor, the motor driving unit, and the motor control unit illustrated in FIG. 10 .

The second male connector 230 includes a second positive input terminal 231 and a second negative input terminal 233 for transmitting power to the first brush device 400 , and the first brush device 400 . and a second signal output terminal 232 for transmitting the second identification signal to the control device 100 . In addition, the second male connector 230 includes an auxiliary positive input terminal 234 and an auxiliary negative input terminal 236 for receiving electric power for driving the fan motor 222 , and the control device 100 . 1 includes an auxiliary signal output terminal 235 for providing an identification signal.

The second female connector 240 includes a second positive output terminal 241 and a second negative output terminal 241 for providing power received from the control device 100 to the first brush device 400 via the extension tube 300 . and an output terminal 243 and a second signal input terminal 242 electrically connected to the second identification element 430 of the first brush device 400 .

As described above, the suction device 200 and the first brush device 400 are connected in parallel to the control device 100 , and the suction device 200 and the first brush device 400 are connected to the control device 100 . ), the suction device 200 may provide a unique identification signal to the control device 100 , and the first brush device 400 may provide a unique identification signal to the control device 100 .

The control device 100 may identify the accessory device (the suction device and the first brush device in FIG. 14 ) connected to the control device 100 based on the identification signal, and depending on the identified accessory device, the accessory is supplied to the accessory device. power can be controlled.

Accordingly, the user can combine the control device 100 with various accessory devices, and use the cleaner 1 for various purposes.

The configuration and method for identifying the accessory device are not limited thereto.

16 shows a control configuration of a cleaner in which the control device, the suction device, the extension tube, and the first brush device are assembled according to an embodiment.

As shown in FIG. 16 , the cleaner 1 includes a control device 100 , a suction device 200 , an extension pipe 300 , and a first brush device 400 , and a control device 100 and a suction device ( 200 , the extension tube 300 , and the first brush device 400 may be separated. The suction device 200 and the first brush device 400 may be connected in parallel with respect to the control device 100 as shown in FIG. 16 .

The control device 100 may identify an accessory device connected to the control device 100 (in FIG. 16 , the suction device and the first brush device). For example, the suction device 200 is identified based on a magnetic field by the permanent magnet 280 installed in the suction device 200 , and an identification signal by the second identification element 430 of the first brush device 400 . Based on the , the first brush device 400 may be identified.

The control device 100 includes a user input unit 110 , a display 114 , a battery 104 , a power supply unit 130 , a first female connector 120 , a magnetic sensor 160 , and a control unit 140 . . The user input unit 110 , the display 114 , and the battery 104 may be the same as the user input unit, the display, and the battery described with reference to FIG. 10 .

The first female connector 120 may function as an interface electrically connected to the suction device 200 and the first brush device 400 . The first female connector 120 includes a first positive output terminal 121 , a first negative output terminal 123 , a first signal input terminal 122 , an auxiliary positive output terminal 124 , and an auxiliary positive output terminal 124 . It may include an output terminal 126 . Each of the plurality of terminals 121 , 122 , 123 , 124 , and 126 of the first female connector 120 may be substantially the same as the plurality of terminals illustrated in FIG. 14 .

The magnetic sensor 160 may detect a magnetic field generated by the permanent magnet 280 installed in the suction device 200 , and may provide a detection signal to the controller 140 . The magnetic sensor 160 may be the same as the magnetic sensor shown in FIG. 12 .

The controller 140 identifies the suction device 200 based on the detection signal received from the magnetic sensor 160 , and the first brush device 400 based on the identification signal received through the first female connector 120 . ) can be identified.

The method by which the controller 140 identifies the suction device 200 may be the same as the method for identifying the suction device 200 described with reference to FIG. 12 , and the control unit 140 identifies the first brush device 400 . The method may be the same as the method of identifying the first brush device 400 described with reference to FIG. 12 .

The power supply unit 130 may include a first power switch for controlling the power provided to the suction device 200 and a second power switch for controlling the power provided to the first brush device 400 . The controller 140 outputs a first power control signal for controlling the power provided to the suction device 200 to the first power switch, and the second power for controlling the power provided to the first brush device 400 . A control signal may be output to the second power switch.

The first brush device 400 includes a fourth male connector 410 , a second identification element 430 , and a first brush motor 422 , and may be the same as the first brush device 400 shown in FIG. 10 . can

The suction device 200 includes a second male connector 230 , a second female connector 240 , a fan motor 222 , a motor driving unit 260 , a motor control unit 270 , and a permanent magnet 280 . The fan motor 222 , the motor driving unit 260 , the motor control unit 270 , and the permanent magnet 280 may be the same as the fan motor, the motor driving unit motor control unit, and the permanent magnet illustrated in FIG. 12 . In addition, the second male connector 230 omits the second signal terminal compared to the second male connector shown in FIG. 14 , and the second female connector 240 is connected to the second female connector shown in FIG. 14 . can be the same.

As described above, the suction device 200 and the first brush device 400 are connected in parallel to the control device 100 , and the suction device 200 and the first brush device 400 are connected to the control device 100 . ), the suction device 200 provides a unique magnetic field to the control device 100 , and the first brush device 400 may provide a unique identification signal to the control device 100 .

The control device 100 may identify an accessory device (a suction device and a first brush device in FIG. 16 ) connected to the control device 100 based on the magnetic field and the identification signal, and depend on the identified accessory device to attach to the accessory device. The power supplied can be controlled.

Accordingly, the user can combine the control device 100 with various accessory devices, and use the cleaner 1 for various purposes.

17 illustrates a control configuration of a cleaner in which a control device and a brush device (or a spray device or a blower device) are assembled according to an embodiment.

As shown in FIG. 17 , the control device 100 includes a second brush device 500 or a third brush device 600 or a spray device 700 or a blower device 800 (hereinafter referred to as “accessory device”). ) can be combined.

The control device 100 may identify the accessory devices 500 , 600 , 700 , and 800 connected to the control device 100 . For example, the control device 100 may determine whether the second brush device 500 or the third brush device 600 is connected to the control device 100 or whether the spray device 700 is connected or the blower device ( 800) is connected.

The control device 100 includes a user input unit 110 , a display 114 , a battery 104 , a power supply unit 130 , a first female connector 120 , and a control unit 140 . The user input unit 110 , the display 114 , and the battery 104 may be the same as the user input unit, the display, and the battery described with reference to FIG. 10 .

The first female connector 120 may function as an interface electrically connected to the accessory devices 500 , 600 , 700 , and 800 . For example, as shown in FIG. 17 , the first female connector 120 may be connected to the fifth male connector 510 of the second brush device 500 . The first female connector 120 includes a first positive output terminal 121 , a first negative output terminal 123 , and a first signal input terminal 122 . The first positive output terminal 121 , the first negative output terminal 123 , and the first signal input terminal 122 are a fifth positive input terminal 511 , a fifth of the fifth male connector 510 , respectively. It may be electrically connected to the negative input terminal 513 and the fifth signal output terminal 512 .

The controller 140 may identify the accessory devices 500 , 600 , 700 , and 800 based on the identification signal received through the first female connector 120 .

The method for the controller 140 to identify the first brush device 400 may be the same as the method for identifying the first brush device 400 described with reference to FIG. 12 . The accessory devices 500 , 600 , 700 , and 800 each include identification elements having unique electrical characteristics, and an identification signal by the identification elements may be provided to the control device 100 . For example, as shown in FIG. 17 , the fifth brush device 500 includes a third identification element 530 having a third impedance Z3 .

The different accessory devices 500 , 600 , 700 , and 800 may include resistive identification elements having different impedances, and the resistive identification elements may be connected in series with a reference resistor of the control device 100 . The controller 140 may identify the accessory devices 500 , 600 , 700 , and 800 based on voltage division between the resistive identification element and the reference resistor.

The controller 140 may control the power supply unit 130 to supply different power depending on the connection of the different accessory devices 500 , 600 , 700 , and 800 . For example, the controller 140 may output a pulse width modulation signal having a duty ratio of “50” based on the connection of the second brush device 500 , and based on the connection of the third brush device 600 , A pulse width modulated signal having a duty ratio of “40” may be output.

The control device 100 may identify the accessory devices 500 , 600 , 700 , 800 connected to the control device 100 based on the identification signal, and the accessory devices 500 , 600 , 700 depending on the identified accessory device , 800) can be controlled.

Accordingly, the user can combine the control device 100 with various accessory devices, and use the cleaner 1 for various purposes.

18 illustrates a control method of a cleaner according to an embodiment.

18 , a method 1000 for controlling a cleaner will be described.

The cleaner 1 is assembled (1010).

A control device 100 including a battery 104 and a control panel 103 is provided, and as accessory devices, a suction device 200 , an extension tube 300 , a first brush device 400 , and a second brush device 500 . ) and the third brush device 600 , the spray device 700 , and the blower device 800 may be provided.

A user may assemble at least one accessory device to the control device 100 . For example, the user may assemble the suction device 200 , the extension tube 300 , and the first brush device 400 to the control device 100 . In addition, the user may assemble the extension tube 300 and the second brush device 500 to the control device 100 .

The control device 100 identifies the associated accessory device ( 1020 ).

The control device 100 includes a control unit 140 that can identify the suction device 200 in various ways.

For example, the suction device 200 may include an identification element capable of providing a unique identification signal (eg, a resistive element having a unique impedance or an element outputting a signal of a unique frequency), The controller 140 may identify the suction device 200 based on a unique identification signal of the suction device 200 .

As another example, the suction device 200 may include a permanent magnet generating a magnetic field of a predetermined strength, and the control device 100 may include a magnetic sensor capable of detecting the strength of the magnetic field. The controller 140 may identify the suction device 200 based on the strength of the magnetic field sensed by the magnetic sensor.

The control device 100 may identify the first, second, and third brush devices 600 , the spray device 700 , and the blower device 800 in various ways.

For example, each of the first, second and third brush devices 600 , the spraying device 700 , and the blowing device 800 may include an identification element capable of providing a unique identification signal, and the control unit ( 140) may identify the accessory device based on a unique identification signal of each accessory device.

The control device 100 relies on the attached accessory to supply power to the accessory (1030).

The control device 100 includes a power supply unit 130 that controls the power supplied to the accessory device, and the power supply unit 130 depends on the pulse width modulation signal output from the controller 140 to supply power to the accessory device. can be controlled.

The controller 140 may supply different power to different accessory devices. The control unit 140 may output a pulse width modulation signal to the power supply unit 130 to supply predetermined power to each of the accessory devices.

As such, the control device 100 of the cleaner 1 may identify the accessory device connected to the control device 100 based on the identification signal, and control the power supplied to the accessory device depending on the identified accessory device. there is. Accordingly, the user can combine the control device 100 with various accessory devices, and use the cleaner 1 for various purposes.

The cleaner according to an embodiment includes a battery, a power supply circuit, a first connector electrically connected to the battery and the power supply circuit, and the power supply circuit to output power of the battery through the first connector a control device including a control unit for controlling; and an accessory device including a first motor and a second connector electrically connected to the first motor. The accessory device may be coupled to or separated from the control device, and when the accessory device is coupled to the control device, the second connector is electrically connected to the first connector and the control unit is configured to control the battery. The power supply circuit may be controlled to supply power to the first motor.

Accordingly, the user may be provided with a cleaner in which various accessory devices that provide different functions to the control device provided with the battery are combined.

The control device may further include a handle that can be gripped by a user and a control panel configured to obtain the user's input, and the handle may be provided between the control panel and the battery.

As a result, the cleaner may provide a sense of stability to the user while carrying the cleaner. In addition, the cleaner allows the user to easily control the cleaner using a finger.

The control device includes an insertion protrusion provided on the opposite side of the handle, and the accessory device includes an insertion groove into which the insertion protrusion is inserted and a fixing member for fixing the insertion protrusion when the insertion protrusion is inserted into the insertion groove. may include

Thereby, the user can easily fix the accessory device to the control device by inserting the insertion protrusion into the insertion groove.

The accessory device may include a suction device including the first motor, the second connector, a dust collecting tube, and a fan rotated by the first motor to suck air into the dust collecting tube.

Thereby, the cleaner can be used as a vacuum cleaner that sucks in dust.

The control device may include an insertion protrusion, and the suction device may include a main body provided parallel to the dust collecting passage, and an insertion groove into which the insertion protrusion is inserted may be formed in the main body.

Thereby, the user can easily fix the suction device to the control device by inserting the insertion protrusion into the insertion groove.

The suction device may further include a first identification device configured to transmit the first identification device to the control unit when the suction device is coupled to the control device, wherein the control unit selects the suction device based on the first identification device. can be identified.

Thereby, the control device can supply an appropriate power to the suction device based on the coupling of the suction device to the control device.

The first identification element includes a first resistive element, the control device includes a reference resistor connected in series with the first resistive element through the first connector, and the controller includes a reference resistor based on the voltage of the reference resistor. The inhalation device can be identified.

Thereby, the control device can identify that the suction device is coupled to the control device using a simple configuration using a resistive element.

The suction device may further include a permanent magnet, the control device may further include a magnetic sensor, and the control unit may identify the suction device based on the magnetic sensor detecting a magnetic field of the permanent magnet. .

Thereby, the control device can identify that the suction device is coupled to the control device without further electrical contact other than an electrical connection for supplying power.

The suction device may include a third connector electrically connected to the second connector. The cleaner may further include a first brush device including a first brush, a second motor rotating the first brush, and a fourth connector electrically connected to the second motor. The first brush device may be coupled to or separated from the suction device, and when the first brush device is coupled to the suction device, the fourth connector is electrically connected to the third connector and the control unit may control the power supply circuit to supply power from the battery to the first motor and the second motor.

Thereby, the cleaner can be used as a vacuum cleaner that scatters dust on the floor and sucks the dust.

The suction device may further include a first identification element configured to transmit a first identification signal to the control unit when the suction device is coupled to the control device, wherein the first brush device includes: the brush device coupled to the suction device When it is, further comprising a second identification element for transmitting a second identification signal to the control unit, the control unit can identify the suction device and the first brush device based on the first identification element and the second identification element .

Thereby, the control device can supply appropriate power to the suction device and the first brush device based on the coupling of the suction device and the first brush device to the control device.

The first identification element includes a first resistive element, the second identification element includes a second resistive element, and the control device includes a reference resistance electrically connected to the first and second resistive elements. including, wherein the reference resistor may be connected in series with respect to the first resistive element and the second resistive element, and the control unit is configured to identify the suction device and the first brush device based on the voltage of the reference resistor. can Alternatively, the first identification element includes a first resistive element, the second identification element includes a second resistive element, and the control device includes: a first reference resistor connected in series with the first resistive element; and a second reference resistor connected in series with two resistive elements, wherein the control unit identifies the suction device based on the voltage of the first reference resistor and the first brush device based on the voltage of the second reference resistor can be identified.

Thereby, the control device can identify that the suction device and the first brush device are coupled to the control device using a simple configuration using a resistive element.

The suction device further includes a permanent magnet, the control device further includes a magnetic sensor, and the first brush device is configured to transmit an identification signal to the controller when the brush device is coupled to the suction device. The device may further include an element, wherein the control unit may identify the suction device and the first brush device based on the detection signal of the magnetic sensor and the identification signal of the permanent magnet.

Thereby, the control device can identify that the suction device is coupled to the control device without further electrical contact other than an electrical connection for supplying power, and the first brush device is coupled to the control device using a simple configuration using a resistive element. can be identified that has been

The accessory device may include a second brush device including the first motor, the second connector, and a second brush rotated by the first motor.

Thereby, the cleaner can scrub the cleaning surface.

The second brush device may further include a third identification element configured to transmit a third identification signal to the control unit when the second brush device is coupled to the control unit, wherein the control unit is configured to transmit the third identification signal to the control unit based on the third identification element. A second brush device may be identified.

Thereby, the control device can supply appropriate power to the second brush device based on the coupling of the second brush device to the control device.

According to an embodiment, a cleaner includes: a control device including a handle, a battery provided at a lower portion of the handle, and a control panel provided at an upper portion of the handle; a suction device including a dust collecting tube, a fan, and a fan motor rotating the fan to suck air into the dust collecting tube; and a brush device including a brush and a brush motor for rotating the brush. The control device may be coupled to at least one of the suction device and the brush device or separate from the suction device and the brush device, and when the control device is coupled with the at least one device, the fan motor and the At least one of the brush devices may receive power from the battery.

The vacuum cleaner according to an embodiment includes a first body, a handle provided on one side of the first body, a battery provided under the handle, and a first insertion protrusion provided on the other side of the first body. Device; A dust collecting tube, a fan module for sucking air into the dust collecting tube, a second body provided in parallel with the dust collecting tube and the fan module, a first insert provided on one side of the second body to insert the first insertion protrusion a suction device including a groove and a second insertion protrusion provided on the other side of the second body; and a brush device including a third body, a second insertion groove provided on one side of the third body to be inserted into the second insertion protrusion, and a brush provided on the other side of the third body.

Meanwhile, the disclosed embodiments may be implemented in the form of a recording medium storing instructions executable by a computer. Instructions may be stored in the form of program code, and when executed by a processor, may create a program module to perform the operations of the disclosed embodiments. The recording medium may be implemented as a computer-readable recording medium.

The computer-readable recording medium includes any type of recording medium in which instructions readable by the computer are stored. For example, there may be a read only memory (ROM), a random access memory (RAM), a magnetic tape, a magnetic disk, a flash memory, an optical data storage device, and the like.

The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' means that the storage medium is a tangible device and does not include a signal (eg, electromagnetic wave), and this term is used when data is semi-permanently stored in the storage medium. and temporary storage. For example, the 'non-transitory storage medium' may include a buffer in which data is temporarily stored.

According to an embodiment, the method according to various embodiments disclosed in this document may be included and provided in a computer program product. Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a device-readable storage medium (eg compact disc read only memory (CD-ROM)), or through an application store (eg Play Store™) or on two user devices (eg, It can be distributed (eg downloaded or uploaded) directly or online between smartphones (eg: smartphones). In the case of online distribution, at least a portion of the computer program product (eg, a downloadable app) is stored at least on a machine-readable storage medium, such as a memory of a manufacturer's server, a server of an application store, or a relay server. It may be temporarily stored or temporarily created.

The disclosed embodiments have been described with reference to the accompanying drawings as described above. Those of ordinary skill in the art to which the published embodiment pertains will understand that the disclosed embodiment may be implemented in a form different from the disclosed embodiment without changing the technical spirit or essential features of the published embodiment. The disclosed embodiments are illustrative and should not be construed as limiting.

1: Cleaner 10: Euro
100: control device 101: first body
102: control circuit 103: control panel
104: battery 105: handle
106: first insertion protrusion 107: first fixing groove
108: first outer surface 109: auxiliary insertion groove
110: user input unit 111: operation button
112: increase button 113: decrease button
114: display 120: first female connector
121: first positive output terminal 122: first signal input terminal
123; first negative output terminal 124: auxiliary positive output terminal
125: auxiliary signal input terminal 126: auxiliary negative output terminal
130: power supply 131: power switch
131a: first power switch 131b: second power switch
140: control unit 141: processor
142: memory 143: ADC
150: reference resistance 151: first reference resistance
152: second reference resistance 160: magnetic sensor
200: suction device 201: second body
202: driving circuit 203: second insertion groove
204: fixing hole 205: second fixing member
205a: fixing pin 205b: elastic member
205c: second release button 205d: fixed cover
206: second insertion protrusion 207: second fixing groove
209: auxiliary insertion projection 210: dust collector
211: inlet 212: outer wall
213: middle wall 214: primary cyclone
215: secondary cyclone 215a: plurality of inlets
215b: outlet 216: chamber
220: fan module 221: fan
222: fan motor 223: filter
230: second male connector 231: second positive input terminal
232: second signal output terminal 233: second negative input terminal
234: auxiliary positive input terminal 235: auxiliary signal output terminal
236: auxiliary negative input terminal 240: second female connector
241: second positive output terminal 242: second signal input terminal
243: second negative output terminal 250: first identification element
260: motor driving unit 270: motor control unit
280: permanent magnet 300: extension tube
301: third body 303: third insertion groove
305: third fixing member 305c: third release button
306: third insertion protrusion 307: third fixing groove
310: third male connector 320: third female connector
400: first brush device 401: fourth body
401a: suction port 402: first connecting member
402a: hose 403: fourth insertion groove
405: fourth fixing member 405c: fourth release button
410: fourth male connector 411: fourth positive input terminal
412: fourth signal output terminal 413: fourth negative input terminal
421: first brush 422: first brush motor
430: second identification element 500: second brush device
501: fifth body 502: second connecting member
503: fifth insertion groove 505: fifth fixing member
510: fifth male connector 521: second brush
522: second brush motor 530: third identification element
600: third brush device 601: sixth body
602: third connecting member 603: sixth insertion groove
605: sixth fixing member 605c: sixth release button
610: sixth male connector 621: third brush
622: third brush motor 700: spraying device
701: seventh body 703: seventh insertion groove
705: seventh fixing member 705c: seventh release button
710: seventh male connector 721: nozzle
722: water supply hose 800: blower device
801: eighth main body 803: eighth insertion groove
805: eighth fixing member 805c: eighth release button
810: eighth male connector 821: tuyere
822: intake

Claims (20)

A control device comprising: a battery; a power supply circuit; a first connector electrically connected to the battery and the power supply circuit; and a control unit for controlling the power supply circuit to output power of the battery through the first connector ; and
An accessory device comprising a first motor and a second connector electrically connected to the first motor;
the accessory device may be coupled to or separate from the control device;
When the accessory device is coupled to the control device, the second connector is electrically connected to the first connector, and the control unit controls the power supply circuit to supply power from the battery to the first motor. According to claim 1,
The control device further includes a handle that can be gripped by a user and a control panel for acquiring the user's input,
The handle is provided between the control panel and the battery. 3. The method of claim 2,
The control device includes an insertion protrusion provided on the opposite side of the handle,
The accessory device includes an insertion groove into which the insertion protrusion is inserted, and a fixing member for fixing the insertion protrusion when the insertion protrusion is inserted into the insertion groove. According to claim 1,
and the accessory device includes a suction device including the first motor, the second connector, a dust collecting tube, and a fan rotated by the first motor to suck air into the dust collecting tube. 5. The method of claim 4,
The control device includes an insertion protrusion,
The suction device includes a main body provided parallel to the dust collecting tube, and an insertion groove into which the insertion protrusion is inserted is formed in the main body. 5. The method of claim 4,
The suction device further comprises a first identification element for transmitting the first identification element to the control unit when the suction device is coupled to the control device,
The controller identifies the suction device based on the first identification element. 7. The method of claim 6,
The first identification element includes a first resistive element,
The control device includes a reference resistor connected in series with the first resistive element through the first connector,
The controller identifies the suction device based on the voltage of the reference resistor. 5. The method of claim 4,
The suction device further comprises a permanent magnet,
The control device further comprises a magnetic sensor,
The controller identifies the suction device based on the magnetic sensor detecting the magnetic field of the permanent magnet. 5. The method of claim 4,
the suction device comprises a third connector electrically connected to the second connector;
The cleaner further includes a first brush device including a first brush, a second motor rotating the first brush, and a fourth connector electrically connected to the second motor,
the first brush device may be coupled to or separate from the suction device;
When the first brush device is coupled to the suction device, the fourth connector is electrically connected to the third connector, and the control unit supplies the power to supply power from the battery to the first motor and the second motor. A cleaner that controls the circuit. 10. The method of claim 9,
The suction device further includes a first identification element for transmitting a first identification signal to the control unit when the suction device is coupled to the control device,
The first brush device further includes a second identification element that transmits a second identification signal to the control unit when the brush device is coupled to the suction device;
The controller is configured to identify the suction device and the first brush device based on the first identification element and the second identification element. 11. The method of claim 10,
The first identification element includes a first resistive element,
The second identification element includes a second resistive element,
The control device includes a reference resistor electrically connected to the first resistive element and the second resistive element,
The reference resistor is connected in series with respect to the first resistive element and the second resistive element,
The controller is configured to identify the suction device and the first brush device based on the voltage of the reference resistor. 11. The method of claim 10,
The first identification element includes a first resistive element,
The second identification element includes a second resistive element,
The control device includes a first reference resistor connected in series with the first resistive element and a second reference resistor connected in series with the second resistive element,
The controller identifies the suction device based on a voltage of the first reference resistor and identifies the first brush device based on a voltage of the second reference resistor. 10. The method of claim 9,
The suction device further comprises a permanent magnet,
The control device further comprises a magnetic sensor,
The first brush device further includes an identification element that transmits an identification signal to the control unit when the brush device is coupled to the suction device,
The controller is configured to identify the suction device and the first brush device based on the detection signal by the magnetic sensor and the identification signal of the permanent magnet. According to claim 1,
The accessory device includes a second brush device including the first motor, the second connector, and a second brush rotated by the first motor. 15. The method of claim 14,
The second brush device further includes a third identification element that transmits a third identification signal to the control unit when the second brush device is coupled to the control device,
The controller identifies the second brush device based on the third identification element. a control device including a handle, a battery provided at a lower portion of the handle, and a control panel provided at an upper portion of the handle;
a suction device including a dust collecting tube, a fan, and a fan motor rotating the fan to suck air into the dust collecting tube; and
A brush, comprising a brush device comprising a brush motor for rotating the brush,
the control device may be coupled to at least one of the suction device and the brush device or separate from the suction device and the brush device;
When the control device is coupled to the at least one device, at least one of the fan motor and the brush device receives power from the battery. 17. The method of claim 16,
The control device includes a first connector connected to the battery,
The suction device includes a second connector connected to the fan motor and a third connector connected to the second connector,
The brush device includes a fourth connector connected to the brush motor. 18. The method of claim 17,
When the control device is coupled to the suction device and the brush device, the first connector is connected to the second connector, and the third connector is connected to the fourth connector. 18. The method of claim 17,
When the control device is coupled to the brush device, the first connector is connected to the fourth connector. a control device including a first body, a handle provided on one side of the first body, a battery provided under the handle, and a first insertion protrusion provided on the other side of the first body;
A dust collecting tube, a fan module for sucking air into the dust collecting tube, a second body provided in parallel with the dust collecting tube and the fan module, a first insert provided on one side of the second body to insert the first insertion protrusion a suction device including a groove and a second insertion protrusion provided on the other side of the second body; and
A cleaner comprising: a third main body; a brush device including a second insertion groove provided on one side of the third main body to insert the second insertion protrusion; and a brush provided on the other side of the third main body.

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