KR102326040B1 - Air Purifier with Vacuum Cleaner - Google Patents

Abstract

The present invention relates to an air purifier combined with a vacuum cleaner, wherein an air purifying filter body capable of purifying or cleaning indoor or vehicle air and a dust collecting head for cleaning are selectively coupled to the main body to selectively use the air purifying and cleaning functions while selectively using the Since the motor for driving is used in common, the manufacturing cost can be lowered, and when the filter body for air cleaning and the dust collection head for cleaning are connected to the main body, it is detected and the motor can be selectively controlled in low speed air cleaning mode or high speed cleaning mode. Electric power can be used efficiently according to the purpose, and when the filter body for air cleaning and the dust collection head for cleaning are not connected or are incorrectly connected, the motor stops and a warning sound is output to prevent misuse by the user. Air purifiers are provided.

Description

Air Purifier with Vacuum Cleaner { Air Purifier with Vacuum Cleaner }

The present invention relates to an air purifier combined with a vacuum cleaner, and more particularly, to an air purifier combined with a vacuum cleaner that can be used as an air purifier in normal times and can be used as a vacuum cleaner when necessary.

Recently, thanks to the development of technology, various home appliances that can be conveniently used indoors and outdoors are being released.

With these home appliances, vacuum cleaners are useful for cleaning indoor floor dust, and air cleaners are useful for supplying clean air by purifying indoor air. There is a problem occupying

Of course, paying attention to this point, as an example of a structure in which a vacuum cleaner and an air cleaner are provided in one body, Utility Model Registration No. 20-0272375 (Reference 1) has been proposed. This relates to an air purifier combined with a vacuum cleaner, which is separated into a first seating room, a second seating room, and a dust collection room separated by a partition wall, and a vacuum door for replacing the dust bag is provided in the front part, and the amount of the dust bag is measured a cleaner motor having a body provided with an identifiable display unit and a discharge unit extending to the upper portion of the body to be seated in the first seating chamber; A suction port through which external air is introduced is connected to one side of the body, and a filter for filtering the incoming air is provided in the suction port, and the air outlet protruding from the upper part of the body is extended to be seated in the second seating chamber. purifier fan motor; a dust bag provided with a suction pipe for sucking the foreign material and positioned in a dust collection chamber; and a control unit of the driving means is provided on one side of the body. However, the vacuum cleaner and air purifier of Reference 1 has a structure in which each component of the vacuum cleaner and the air purifier are built into the body, and thus the size of the body increases, so that it is difficult to move when used as a vacuum cleaner. In addition, there is a problem in that the manufacturing cost of the vacuum cleaner and the air cleaner increases as the cleaner fan motor and the air cleaner fan motor are provided in order to use both the cleaner and the air cleaner.

On the other hand, a portable wireless cleaner that can be usefully used to clean a desk, a bookshelf, or a car interior has been widely used, and as an example thereof, Patent Registration No. 10-0411443 (Reference 2) has been proposed. This relates to a portable vacuum cleaner, the motor and the impeller are mounted therein, the filter is installed on the front body portion; a dust collecting unit detachably mounted on the front surface of the main body and having an opening in the front; a partition member detachably mounted in contact with an inner peripheral wall of the dust collecting unit to guide the dust sucked into the dust collecting unit to the dust receiving unit and prevent the dust from flowing backward; and a suction member installed to extend to the partition member through the opening of the dust collecting unit. However, the portable cordless vacuum cleaner of Reference 2 can only be used for cleaning and is difficult to use for other purposes, and even if the dust collector is separated from the front of the main body, if the operation switch is operated, the motor is driven and there is a risk of unnecessary power wastage.

In addition, Patent Registration No. 10-2027302 (Reference 3) has been proposed as an example of a portable air purifier manufactured in a compact size so that it can be conveniently placed in an indoor space such as a vehicle or an office. The portable air purifier includes: an outer case formed to be elongated by a predetermined length in the vertical direction, a plurality of air inlets are formed along the lower outer periphery, and air outlets formed upward; a blowing unit installed inside the outer case and configured to suck polluted air from the indoor space into the outer case and discharge the sucked and purified air to the indoor space; an air filter unit for purifying and sterilizing the contaminated air introduced into the outer case through the blowing unit; a sensor unit for detecting and measuring the air pollution level of the indoor space; power supply means for supplying power to the blowing unit; and a power control unit for controlling power supply for operation of the blowing unit, displaying an operating state of the blowing unit, and displaying an air pollution degree by the sensor unit. However, the portable air purifier of Reference 3 can also be used only for air purification and is difficult to use for other purposes. There is a risk of

Reference 1: Registered Utility Model No. 20-0272375 Reference 2: Registered Patent No. 10-0411443 Reference 3: Registered Patent No. 10-2027302

In order to solve the problems of the prior art, it is an object of the present invention to provide an air cleaner for vacuum cleaning that can be used by replacing a filter body for air purification and a dust collection head for cleaning as needed in a body provided with a motor and a suction fan. .

In particular, the present invention is provided with a pair of motors and a suction fan to lower the manufacturing cost, and is usually used for indoor or vehicle air purification by combining an air cleaning filter body. An object of the present invention is to provide an air purifier that can be combined with a vacuum cleaner.

In addition, according to the present invention, the motor is driven only when a filter body for air cleaning or a dust collecting head for cleaning is coupled to the main body, and the motor is controlled in an air cleaning mode or a cleaning mode according to the air cleaning filter body or the dust collecting head for cleaning coupled to the body. An object of the present invention is to provide an air purifier combined with a vacuum cleaner.

The present invention for solving the above technical problem is composed of a main body provided with a motor and a suction fan and a control board for controlling the driving of the motor, a filter assembly for air purification that is detachably and selectively fastened to the main body, and a dust collecting head for cleaning It provides a vacuum cleaner combined air purifier, characterized in that.

At this time, the main body has an inner space in which a motor and a suction fan are mounted in the main body case, and a fastening space is formed in front of the inner space to which the second half of the air purifying filter assembly or the dust collecting head for cleaning is fastened, and the main body case A first contact switch for detecting that the air purifying filter assembly is fastened and a second contact switch for detecting that the dust collecting head for cleaning is fastened are provided in the fastening space of the control board, and the control board includes the first or second contact switch When it is turned on and the first or second detection signal is input, an air cleaner mode or a cleaner mode is selected to control the rotation speed of the motor.

And, when the first or second detection signal is not input, the control board determines that neither of the filter assembly for air purification and the dust collection head for cleaning are engaged, and stops the driving of the motor.

In addition, a buzzer is provided on one side of the main body case, and when the first or second detection signal is not input, the control board determines that either the air purification filter assembly and the cleaning dust collection head are not engaged, and controls the buzzer to output a warning sound.

In addition, a first locking jaw is formed on the outer peripheral surface of the rear end of the first case of the air purifying filter assembly, and a second locking jaw is formed on the outer peripheral surface of the rear end of the second case of the dust collecting head for cleaning; a guide groove is formed on an inner circumferential surface of the fastening space of the main body case in a front-rear direction, and a support groove connected to the guide groove is formed at a rear end of the guide groove in a circumferential direction; The first contact switch is provided in front of the support groove of the main body case, and the second contact switch is provided in the rear of the support groove; A first pressing protrusion for pressing the first contact switch is formed in front of the first stopping protrusion formed in the first case of the air purifying filter assembly, and the rear of the second stopping protrusion formed in the second case of the dust collecting head for cleaning It is characterized in that a second pressing protrusion for pressing the second contact switch is formed.

In addition, the main body has an inner space in which the motor and the suction fan are mounted in the main body case, and an air inlet hole passes through the front of the inner space so that a fastening space is formed in which the second half of the filter assembly for air purification or the dust collecting head for cleaning is fastened. A partition wall is provided, and a plurality of air outlet holes communicating with the internal space are formed on the rear surface of the main body case.

According to the present invention, when purifying air in a room or vehicle, an air purifying filter body is connected to the main body, and when cleaning is required, a cleaning dust collecting head can be connected to the main body to use the air purifying and cleaning functions selectively. In addition to being able to use a motor for driving the same, only a pair of motors and a suction fan are used, so the structure is simple and the manufacturing cost can be lowered.

In addition, the present invention detects when the air cleaning filter body and the cleaning dust collection head are connected to the main body and selects and controls the motor in a low speed air cleaning mode or a high speed cleaning mode, so that electric power can be used efficiently according to the purpose, If the filter body for air cleaning and the dust collecting head for cleaning are not connected or are incorrectly connected, the motor is stopped and a warning sound is output to prevent the user from using it incorrectly.

1 is a view showing a combination of the main body of the present invention and a filter assembly for air purification.
2 is an exploded view of the main body of the present invention and a filter assembly for air purification.
3 is a cross-sectional view illustrating the coupling relationship between the main body and the air purification filter assembly of the present invention.
Figure 4 is a coupling view of the main body of the present invention and the dust collecting head for cleaning.
5 is an exploded view of the main body and the dust collecting head for cleaning of the present invention.
6 is a cross-sectional view illustrating the coupling relationship between the main body and the dust collecting head for cleaning of the present invention.
7 is a cross-sectional view illustrating a coupling relationship between the main body and the dust collecting head for cleaning according to another embodiment of the present invention.
8 is a control configuration diagram of an air purifier combined with a vacuum cleaner according to the present invention.

Hereinafter, the vacuum cleaner combined air purifier according to the present invention will be described in detail with reference to the accompanying drawings. In addition, the embodiments described in this specification and the configurations shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all the technical spirit of the present invention, so at the time of the present application, they can be replaced with various There may be equivalents and variations.

1 to 8 are diagrams illustrating an air purifier combined with a vacuum cleaner according to the present invention.

According to this, the vacuum cleaner combined air purifier of the present invention includes a main body 100 having a motor 102 and a suction fan 104, and a filter assembly for air purification that is detachably fastened and fixed to the main body 100 to purify air ( 200) and a dust collecting head 300 for cleaning that is detachably fastened and fixed to the main body 100 and sucks dust during cleaning. That is, the filter assembly 200 for air purification and the dust collecting head 300 for cleaning are selectively detachably fixed to the main body 100 .

Hereinafter, the structure of each part of this invention is demonstrated concretely.

First, the main body 100 has an inner space 112 in which the motor 102 and the suction fan 104 are mounted in the main body case 110, and in front of the inner space 112, the air purification filter assembly ( 200) or a partition wall 115 through which the air inlet 114 penetrates to form a fastening space 113 to which the second half of the dust collecting head 300 for cleaning is fastened, and an internal space on the rear surface of the main body case 110 An air exhaust hole 116 communicating with the 112 is formed.

In this case, one or more air inlet holes 114 may be formed through the central portion of the partition wall 115 , and a plurality of air outlet holes 116 may be formed on the rear surface of the main body case 110 .

Accordingly, the air introduced into the inner space 112 through the air inlet 114 of the body case 110 is discharged to the outside through the air outlet 114 .

The main body case 110 is formed in a cylindrical shape, and the fastening space 113 and the inner space 112, the front end of which is opened by the partition wall 115, are separated and formed in the inner space 112 of the main body case 110. A motor 102 is installed and a suction fan 104 for sucking air through an air inlet 114 is mounted in front of the motor 102 . Of course, the body case 110 may be formed in various shapes such as a triangular pole, a square pole, and a hexagonal pole in addition to the cylindrical shape, and it is obvious that this degree of design modification also falls within the scope of the present invention.

In this case, when the suction fan 104 rotates by driving the motor 102 in the inner space 112 , air is forced into the inner space 112 through the air inlet hole 114 and flows through the inner space 112 . and moves to the air exhaust hole 116 . At this time, the main body case 110 may separately form a flow path through which the air introduced through the suction fan 104 is guided, but air naturally flows through the empty space remaining after the motor 102 and the suction fan 104 are installed. It can move to the air exhaust hole (116). Here, the air discharge hole 116 may be formed on the side surface of the main body case 110, and it is natural that such a design change falls within the scope of the present invention.

On the other hand, the filter assembly 200 for air purification includes a first case 210 in which a first accommodating space 212 is formed, and a first filter module 220 mounted inside the first case 210 . do.

At this time, a plurality of first inlet holes 214 are formed on the outer surface of the first case 210 so that external air can be introduced into the first accommodation space 212 . In addition, the first filter module 220 includes a first filter 221 having a cylindrical shape and a first support member 222 supporting front and rear ends of the first filter 221 . For example, it is preferable that a plurality of the first inlet holes 214 are uniformly formed on the wall surface of the first case 210 , but may be formed on the front surface as needed.

Here, the first filter 221 is a triple filter structure of a pre-filter, a HEPA filter, and an activated carbon filter, and a cylindrical shape as a whole may be used, and the first filter module 220 is a known structure and variously modified filters It is of course possible to use In addition, it is preferable that the first filter module 220 includes the first filter 221 and the first support 222 integrally, but it is also possible to use a detachable structure.

According to this structure, when the filter assembly 200 for air purification is mounted on the main body 100 and the motor 102 is driven, external air is introduced into the first accommodation space 212 through the first inlet hole 214, 1 After the fine dust is filtered by the filter module 220 , it flows into the body 100 . And when the filter assembly 200 for air purification is separated from the main body 100, the first filter module 220 can be replaced, and dust accumulated inside the first accommodation space 212 of the first case 210 can be removed. It can also be washed.

At this time, it is preferable to use the front part of the filter assembly 200 for air purification supported on a desk or table floor and the main body 100 to be positioned on the upper side. In this case, the vibration sound due to the rotation of the motor 102 is transmitted to the desk or table A rubber pad 202 is fixed to the front surface of the first case 210 in order to prevent it from becoming and slipping. In this case, the rubber pad 202 on the front surface of the first case 210 is integrally fixed with an adhesive or the like. As shown, it is also possible to use a plate-shaped one, but a plurality of It is also possible to fix the rubber protrusion, and it is natural that such a design change falls within the scope of the present invention.

Meanwhile, the dust collecting head 300 for cleaning includes a second case 310 having a second accommodating space 312 formed therein, and a second filter module 320 mounted inside the second case 310 . .

In this case, a second inlet hole 314 is formed in the front of the second case 310 so that external air mixed with dust during cleaning of an indoor floor can be introduced into the second accommodation space 312 . And the second filter module 320 has a second filter 321 having a funnel shape, and a funnel shape to surround the second filter 221 so that the air in the second receiving space 312 is removed from the second filter ( It consists of a second support 322 in which a plurality of through-holes 322a are formed so as to be introduced into the 321 .

Here, as the second filter 321, various filters such as a nonwoven fabric, a HEPA filter, etc. can be applied, and it is also possible to use a structure in which the second filter 321 and the second support member 322 are integrally formed. In addition, as for the second filter module 320, it is preferable that the second filter 321 and the second support 322 are integrally formed, but it is also possible to use a detachable structure.

According to this structure, when the dust collecting head 300 for cleaning is mounted on the main body 100 and the motor 102 is driven, external air is introduced into the second receiving space 312 through the second inlet hole 314, and the second After the dust and garbage are filtered in the filter module 320 , they are introduced into the main body 100 . And when the dust collecting head 300 for cleaning is separated from the main body 100, the second filter module 320 can be replaced or washed, and the dust accumulated in the second receiving space 312 of the second case 310 and Garbage can also be removed.

On the other hand, a first locking protrusion 216 is protruded from the outer peripheral surface of the rear end of the first case 210 of the filter assembly 200 for air purification, and the second case 310 of the dust collecting head 300 for cleaning is formed on the outer peripheral surface of the rear end. 2 The locking jaw 316 is formed to protrude. At this time, the first and second locking projections 216 and 316 are illustrated only in the shape of a protrusion having a long '-' shape in the circumferential direction, but may be formed in a simple circular protrusion shape if necessary. It is natural that the invention belongs to the scope of the right.

In addition, a guide groove 117 is formed on the inner circumferential surface of the fastening space 113 of the main body case 110 in the front-rear direction, and a support groove 118 connected to the guide groove 117 is provided at the rear end of the guide groove 117 . It is formed in the circumferential direction. That is, the guide groove 117 and the support groove 118 are connected to each other and have a 'L' shape as a whole.

According to this configuration, when the second half of the filter assembly 200 for air purification or the dust collecting head 300 for cleaning is inserted into the fastening space 113 of the main body case 110, the first or second locking jaws 216 and 316 are attached to the main body. In the fastening space 113 of 100, it moves backward along the guide groove 117 formed, and when the filter assembly 200 for air purification or the dust collection head 300 for cleaning is rotated in the circumferential direction, the first or second locking jaws (216, 316) moves to the support groove 118 of the main body 100 to maintain a state in which the filter assembly 200 for air purification or the dust collecting head 300 for cleaning is pulled toward the front of the main body 100 so as not to be separated.

Of course, the first and second locking projections 216 and 316 are formed in the body case 110, and the guide groove 117 and the support groove 118 are formed in the filter assembly 200 for air purification and the dust collection head 300 for cleaning. It may be formed in the first and second cases 210 and 310 . In addition, when the rear ends of the first and second cases 210 and 310 of the air purifying filter assembly 200 and the dust collecting head 300 for cleaning are configured to wrap around the outer peripheral surface of the front end of the main body case 110 and are fastened, the guide groove 117 and a support groove 118 are formed on the outer peripheral surface of the front end of the main body case 110, and the first and second locking jaws 216 and 316 are formed in the first and second steps of the filter assembly 200 for air purification and the dust collecting head 300 for cleaning. It may be provided on the inner peripheral surface of the rear end of the two cases 210 and 310, and it is natural that this degree of design change also falls within the scope of the present invention.

On the other hand, the main body case 110 is further provided with a handle 119 so that a user can easily move the main body 100 , and the internal space 112 is provided with a battery 122 serving as a power supply source 120 . and a power connection port 124 for charging the battery 122 is provided on one side of the main body 100, and can be charged by connecting a connection jack of a conventional adapter 124a. Of course, the power supply 120 includes a battery 122 so that the vacuum cleaner and air purifier can be used wirelessly and portable. It is also possible to provide a transformer and a rectifier that directly receives and converts household power, and it is natural that such a design change also falls within the scope of the present invention.

And the main body case 110 is provided with an operation button 130, it is preferable that the operation button 130 is provided on the handle 119 for convenient operation.

In addition, the main body case 110 is provided with a control board 140 for controlling the driving of the motor 102 by receiving power from the battery 122 according to the operation of the operation button 130, and the operation button ( 130), the rotation speed of the motor 102 may be variably adjusted according to the number of manipulations.

In this case, the motor 102 may reduce noise and have a weak vacuum suction power when operating in the air purifier mode, and must have a high vacuum suction power even if the noise is high when operating in the cleaner mode. Therefore, for example, in the air cleaner mode, the number of revolutions per minute of the motor 102 may be driven to 10,000 rpm or less, and in the cleaner mode, the revolutions per minute of the motor 102 may be driven to 30,000 rpm or more. Of course, the rotation speed of the motor 102 in the air cleaner mode and the cleaner mode can be designed in consideration of various variables such as the specifications of the motor 102 and the suction fan 104 and the size of the body.

Meanwhile, the control board 140 including a microcomputer may variably adjust the rotation speed of the motor 102 when operating in the air purifier mode and the cleaner mode.

In addition, in the fastening space 113 of the main body case 110 , the first contact switch 150 for detecting that the air purifying filter assembly 200 is fastened, and the cleaning dust collecting head 300 are provided in the main body case 110 . ) is provided with a second contact switch 160 that detects that it is fastened to the fastening space 113 .

In this structure, when the air purifying filter assembly 200 and the cleaning dust collecting head 300 are coupled to the main body 100, the first or second contact switches 150 and 160 are turned on to generate first and second detection signals. The first and second sensing signals are input to the control board 140 .

Of course, in addition to the first and second contact switches 150 and 160, various touch sensing means such as limit switches may be used, and such a switching means may be replaced with various sensing means within an equal range, all of which are within the scope of the present invention. belonging to is self-evident.

At this time, the first contact switch 150 is provided in front of the support groove 118 formed in the fastening space 113 of the body case 110 , and the second contact switch 160 is provided in the rear of the support groove 118 . to provide

And a first pressing protrusion 217 for pressing the first contact switch 150 in front of the first locking protrusion 216 protruding from the outer peripheral surface of the rear end of the first case 210 of the air purification filter assembly 200 is provided. A second pressing protrusion 317 that is formed and presses the second contact switch 160 at the rear of the second locking protrusion 316 protruding from the outer peripheral surface of the rear end of the second case 310 of the dust collecting head 300 for cleaning. is formed

In more detail, a front guide groove 118a through which the first pressing protrusion 217 of the air purifying filter assembly 200 is guided is formed in front of the support groove 118 , and the support groove 118 . A rear guide groove 118b through which the second pressing protrusion 317 of the dust collecting head 300 for cleaning is guided is formed at the rear. And the first contact switch 150 is provided in the front induction groove (118a), the second contact switch 160 is provided in the rear induction groove (118b). In this case, the first and second contact switches 150 and 160 may be formed on the inner walls of the front guide groove 118a and the rear guide groove 118b as shown in FIG. 2, but as shown in FIG. It is provided at the ends of the front guide groove 118a and the rear guide groove 118b so that the first and second contact switches 150 and 160 may be turned on when the first and second pressing protrusions 217 and 317 are in physical contact. .

Of course, although not shown in a separate drawing, the first and second contact switches 150 and 160 are provided side by side in the radial direction on the front surface of the partition wall 115 that separates the fastening space 113 of the body case 110, and the A first pressing protrusion ( 217) is formed, and the second contact switch 160 is connected to the rear end of the second support member 322 of the second filter module 320 mounted on the second case 310 of the dust collecting head 300 for cleaning. A second pressing protrusion 317 for pressing may be formed. As such, the positions of the first and second contact switches 150 and 160 and the first and second pressing protrusions 217 and 317 can be arranged in variously different ways as needed, and the degree of design change to this degree is also within the scope of the present invention. belonging is self-evident.

According to this structure, by inserting the second half of the filter assembly 200 for air purification or the dust collecting head 300 for cleaning into the fastening space 113 of the main body case 110, the first or second locking jaws 216 and 316 are connected to the main body ( After moving backward along the guide groove 117 formed in the fastening space 113 of 100), when the filter assembly 200 for air purification or the dust collection head 300 for cleaning is rotated in the circumferential direction, the first or second locking jaws The first or second pressurization of the first or second cases 210 and 310 of the filter assembly 200 for air purification or the dust collecting head 300 for cleaning while the 216 and 316 move to the support groove 118 of the main body case 110 When the protrusions 217 and 317 press the first or second contact switches 150 and 160 , a first or second detection signal is generated, and the first and second detection signals are input to the control board 140 .

In addition, according to this configuration, when the first or second detection signal is input, the control board 140 can recognize whether the filter assembly 200 for air purification or the dust collection head 300 for cleaning is engaged. The rotation speed of the motor 102 can be adjusted by selecting the cleaner mode and the cleaner mode. That is, when the operation button 130 is pressed and the power of the power supply source 120 is supplied to the control board 140 and initialized to start driving, the control board 140 first monitors whether the first or second detection signal is input. do. At this time, the control board 140 determines that neither one of the first and second detection signals is input, the filter assembly 200 for air purification and the dust collection head 300 for cleaning are not engaged with either one of the motor 102 ) to stop the drive.

And a buzzer 170 is provided on one side of the main body case 110 of the main body 100, and the control board 140 has the air purifying filter assembly 200 and the cleaning dust collecting head 300 not fastened to either one. When it is determined, driving of the motor 102 is stopped and the buzzer 170 is controlled at the same time to output a warning sound.

In addition, the control board 140 selects an air purifier mode when the first contact switch 150 is turned on and a first detection signal is input to set the rotation speed of the motor 102 to, for example, 10,000 rpm or less. The control is performed at a low speed, and when the second contact switch 160 is turned on and a second detection signal is input, the cleaner mode is selected to control the rotation speed of the motor 102 at a high speed of, for example, 30,000 rpm or more.

In addition, if the filter assembly 200 for air purification or the dust collection head 300 for cleaning is removed without permission while the motor 102 is operating, the control board 140 does not receive the first or second detection signal, and accordingly The control board 140 stops the motor. Of course, in this case, the power of the power supply source 120 may be configured to block the supply to the control board 140 .

Of course, if the operation button 130 is pressed once again, the power may be turned off (OFF), but if the operation button 130 is pressed several times, the rotation speed of the motor increases stepwise and then the power is turned off ( OFF) is preferable.

And a support jaw 111 is formed on the outer peripheral surface of the front end of the main body 110, the protective cover 400 can be fixed. This protective cover 400 has a filter assembly 200 for air purification or a dust collection head 300 for cleaning therein that can be inserted, and the filter assembly 200 for air purification or a dust collection head 300 for cleaning is mounted on the body 110. When not in use, the protective cover 400 is fastened to the main body 110 equipped with the filter assembly 200 for air purification or the dust collection head 300 for cleaning, and the filter assembly 200 for air purification or dust collection for cleaning during movement or storage. It is possible to prevent damage to the head 300 and prevent dust from entering the air.

Hereinafter, an operation example of the vacuum cleaner and air cleaner according to the present invention will be described with reference to FIGS. 1 to 8 .

First, when purifying indoor air, the air purification filter assembly 200 is fastened to the main body 100 . At this time, the air purifying filter assembly 200 is inserted into the fastening space 113 of the main body case 110 so that the first locking jaw 216 of the air purifying filter assembly 200 is provided with the support groove 118 of the main body 100 . is signed on

When the power of the battery 122 is input to the control board 140 by manipulating the operation button 130 in this state, the first pressure protrusion 217 of the filter assembly 200 for air purification moves to the first contact switch 150 . ) is pressed, so the first detection signal is input to the control board 140 . Accordingly, the control board 140 determines that the air purifying filter assembly 200 is engaged, and controls the rotation speed of the motor 102 in the air purifier mode.

On the other hand, when it is necessary to clean the dust indoors or inside a vehicle, the filter assembly 200 for air purification is separated from the main body 100, and the dust collection head 300 for cleaning is fastened and fixed. At this time, by inserting the dust collecting head 300 for cleaning into the fastening space 113 of the main body case 110 , the second locking jaw 316 of the dust collecting head 300 for cleaning is fastened to the support groove 118 of the main body 100 . do.

When the power of the battery 122 is input to the control board 140 by operating the operation button 130 in this state, the second pressing protrusion 317 of the dust collecting head 300 for cleaning moves the second contact switch 160 . Since it is pressed, the second detection signal is input to the control board 140 . Accordingly, the control board 140 determines that the dust collecting head 300 for cleaning is engaged and controls the rotation speed of the motor 102 in the cleaner mode.

The above description is an exemplary description of the technical idea of the present invention, and various modifications and variations are possible without departing from the essence of the present invention by those of ordinary skill in the art to which the present invention pertains, and the protection scope of the present invention should be interpreted according to the claims below, and all technical ideas within the equivalent range will be included in the scope of the present invention.

100: body 102: motor
104: suction fan 110: body case
112: inner space 113: fastening space
120: power source 122: battery
130: operation button 140: control panel
150: first contact switch 160: second contact switch
170: buzzer 200: filter assembly for air purification
300: dust collection head for cleaning

Claims (6)

A main body 100 provided with a motor 102 and a suction fan 104 and a control board 140 for controlling the driving of the motor 102, and a filter assembly for air purification that is detachably and selectively fastened to the main body 100 In the vacuum cleaner combined air purifier consisting of (200) and a dust collecting head (300) for cleaning,
The main body 100 has an inner space 112 in which the motor 102 and the suction fan 104 are mounted in the main body case 110, and the air purification filter assembly 200 is located in front of the inner space 112. ) or a fastening space 113 to which the second half of the dust collecting head 300 for cleaning is fastened is formed; The first contact switch 150 for detecting that the filter assembly 200 for air purification is fastened to the fastening space 113 of the main body case 110 and the first contact switch 150 for detecting that the dust collecting head 300 for cleaning is fastened A two-contact switch 160 is provided; The control board 140 selects an air cleaner mode or a cleaner mode when the first or second contact switches 150 and 160 are turned on and the first or second detection signal is input to increase the rotation speed of the motor 102 . control;
A first locking jaw 216 is formed on the outer peripheral surface of the rear end of the first case 210 of the filter assembly 200 for air purification, and a second locking jaw 216 is formed on the outer peripheral surface of the rear end of the second case 310 of the dust collecting head 300 for cleaning. 316 is formed;
A guide groove 117 is formed on the inner circumferential surface of the fastening space 113 of the main body case 110 in the front-rear direction, and a support groove 118 connected to the guide groove 117 is provided at the rear end of the guide groove 117 . formed in the circumferential direction;
The first contact switch 150 is provided in front of the support groove 118 of the main body case 110, and the second contact switch 160 is provided in the rear of the support groove 118;
A first pressing protrusion 217 for pressing the first contact switch 150 is formed in front of the first stopping protrusion 216 formed in the first case 210 of the air purification filter assembly 200, and the A second pressing protrusion 317 for pressing the second contact switch 160 is formed at the rear of the second locking protrusion 316 formed in the second case 310 of the dust collecting head 300 for cleaning. An air purifier that doubles as a vacuum cleaner.
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