KR20170028761A - An apparatus for rotating mop of steam cleaner - Google Patents

An apparatus for rotating mop of steam cleaner Download PDF

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Publication number
KR20170028761A
KR20170028761A KR1020150125788A KR20150125788A KR20170028761A KR 20170028761 A KR20170028761 A KR 20170028761A KR 1020150125788 A KR1020150125788 A KR 1020150125788A KR 20150125788 A KR20150125788 A KR 20150125788A KR 20170028761 A KR20170028761 A KR 20170028761A
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KR
South Korea
Prior art keywords
plate
mop
disk
steam
disc
Prior art date
Application number
KR1020150125788A
Other languages
Korean (ko)
Inventor
김용욱
김중택
박정수
Original Assignee
신일산업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 신일산업 주식회사 filed Critical 신일산업 주식회사
Priority to KR1020150125788A priority Critical patent/KR20170028761A/en
Publication of KR20170028761A publication Critical patent/KR20170028761A/en

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4063—Driving means; Transmission means therefor
    • A47L11/4069—Driving or transmission means for the cleaning tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/02—Floor surfacing or polishing machines
    • A47L11/10—Floor surfacing or polishing machines motor-driven
    • A47L11/14—Floor surfacing or polishing machines motor-driven with rotating tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/28—Floor-scrubbing machines, motor-driven
    • A47L11/282—Floor-scrubbing machines, motor-driven having rotary tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/34—Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam

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  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

An apparatus for rotating a mop of a cleaner is disclosed. The apparatus for rotating a mop of a cleaner comprises: a rotary plate where a mop is mounted, installed to be rotated in a lower portion of a cleaner main body; a shaft coupling unit where a central shaft rotated by receiving a rotational force of a driving unit installed in the cleaner main body is coupled; and a clutch unit installed between the shaft coupling unit and the rotary plate to block transmission of the rotational force from the shaft coupling unit to the rotary plate when load is generated in the mop.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cleaning device,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a mop rotating device for a vacuum cleaner. More particularly, the present invention relates to a mop rotating device for a vacuum cleaner.

Generally, the mop cleaner can be divided into a form in which the mop cleaner is installed on the lower part of the main body of the cleaner and a form in which the mop is rotatably installed.

The mop cleaner includes a steam cleaner for generating steam by being supplied with water from a water reservoir installed in the cleaner main body and spraying the steam with the mop, a mop cleaner for spraying water directly on the clean surface, It can be classified into general mop cleaners which are designed to turn only the mop.

On the other hand, when the mop is rotatably installed in the mop cleaner, a rotary plate is provided on the lower part of the cleaner main body to allow the mop to be rotatable, and the rotary plate receives the power of the drive motor installed in the cleaner main body, , And the cleaning surface is configured to be supplied with steam while the mop is rotated and to effectively clean the cleaning surface.

However, according to the related art as described above, when the cleaner is pressing the main body of the cleaner with a great force, stepping on the foot of the cleaner, or the mop is caught by the obstacle and is unable to rotate The power of the driving motor can not be transmitted to the rotating plate, and a large load is generated in the driving motor.

As a result, there has been a problem that the drive motor fails or the power transmitting portion for transmitting the power of the drive motor to the rotating plate is damaged by the load.

Korean Utility Model Registration No. 20-0416348

SUMMARY OF THE INVENTION It is an object of the present invention to provide a mop rotating device for a vacuum cleaner which can prevent power of a driving motor from being transmitted to a rotating plate when a load is applied to the mop.

According to an aspect of the present invention, there is provided a mop rotation device for a vacuum cleaner, comprising: a rotary plate rotatably installed at a lower portion of a vacuum cleaner main body; A shaft coupling unit coupled to a center shaft that is rotated by receiving a rotational force of a driving unit installed in the cleaner main body; And a clutch unit installed between the shaft coupling unit and the rotation plate to block transmission of rotational force from the shaft coupling unit to the rotation plate when a load is generated in the mop.

Here, the clutch portion may include: a disc receiving portion formed on an upper portion of the rotating plate; A disk plate mounted inside the disk accommodating portion and connected to the shaft engaging portion; A ball provided between the disc accommodating portion and the disc plate; And a spring for elastically pressing the ball toward the inside of the disc accommodating portion to closely contact the ball.

In addition, a plurality of receiving grooves for receiving and accommodating the ball and the spring are formed on the outer circumference of the disc plate, the disc receiving portion has a ring structure, and ball interference grooves into which the balls are inserted are formed at regular intervals It is good.

Further, the rotary plate has a central circular plate formed at the center and having the disk accommodating portion at an upper portion thereof; An outer circular plate spaced outwardly from the circular plate and formed in a ring shape; And a steam guide blade installed to connect the central disc and the outer circumferential arc plate, the steam guide blade being disposed at regular intervals in the circumferential direction.

According to the mop rotating device of the present invention, when the rotating load is generated on the mop, the power of the driving part can be prevented from being transmitted to the rotating plate by the clutch part.

Accordingly, when a load is generated in the mop during cleaning, or when the rotating plate that supports the mop is prevented from rotating due to foreign matter or obstacle, the rotational force of the driving unit is not transmitted to the rotating plate, , The breakage of the rotating plate can be prevented.

1 is a perspective view showing a vacuum cleaner to which a mop rotating device according to an embodiment of the present invention is applied.
2 is a front view of the vacuum cleaner shown in Fig.
3 is a side view of the vacuum cleaner shown in Fig.
4 and 5 are partial cross-sectional views for explaining the cleaner body and the rotating device of the cleaner shown in FIG.
Fig. 6 is an exploded perspective view showing the mop rotating device shown in Fig. 1;
7 is an assembled perspective view of the mop rotating device shown in Fig.
8 and 9 are plan views for explaining the operating state of the clutch unit of the mop unit shown in Fig.
FIG. 10 is a schematic diagram for explaining a driving unit installed in the cleaner main body.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a mop rotation device of a vacuum cleaner according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 to 10, a vacuum cleaner 100 to which a mop rotation device 170 according to an embodiment of the present invention is applied includes a cleaner main body 110, a stand 120 connected to the cleaner main body 110, A steam generator 140, a steam injector 150, a steam supply path 160, and a mop rotation device 170. The steam generator 140 includes a water tank 130, a steam generator 140, a steam generator 150,

A stand 120 is movably installed at one side of the cleaner main body 110 and a handle 121 and an operation switch 123 may be provided at an upper portion of the stand 120.

A pair of steam guide apparatuses 170 are rotatably installed in the lower part of the cleaner main body 110 while the mop 10 is supported while the steam guide apparatus 170 And a driving unit 190 for driving the driving unit 190 to rotate.

The driving unit 190 includes a driving motor 191 and a motor shaft 193 connected to both sides of the driving motor 191. A center shaft 195 orthogonal to the motor shaft 193 and connected to the mop rotating device 170 is rotatably mounted on the cleaner main body 110 in a vertical direction. The rotational force of the motor shaft 193 is transmitted to the center shaft 195 and a configuration including the original gear and the worm gear for power transmission is provided to the center shaft 195 and the motor shaft 193 to be gear- .

A water bottle 130 is detachably installed in the stand 120 and the water in the water bottle 130 is connected to the steam generator 140 installed in the stand 120. The steam generator 140 is installed below the water bottle 130. The steam generating unit 140 may be driven by an operation unit 125 installed on the stand 120 to generate steam. The steam generating unit 140 may include a heater in the chamber, and a detailed example will be omitted since it is easily understood by those skilled in the art from various conventional techniques.

The steam generated in the steam generator 140 is supplied to the steam sprayer 150 through the steam supply passage 160 of the cleaner main body 110.

The steam jetting unit 150 is installed to protrude from the bottom of the cleaner main body 110 or the lower body 111 of the cleaner main body 110. The steam jetting unit 150 is installed at a position facing the mover rotating unit 170 do. Each of the steam injection parts 150 is provided with a pair and each has an arc shape. A plurality of jetting ports 151 may be arranged at regular intervals along the circumferential direction on a lower surface of the steam jetting unit 150 which faces the mower rotating device 170. [ The steam jetting unit 150 is connected to the steam supply path 160 to receive steam at a high temperature and a high pressure and to spray the steam through the plurality of jetting openings 151 to the side of the mop rotator 170, The steam can be effectively supplied.

The steam supply path 160 includes a connection hose 161, a connection tube 163, and a branch path 165. The connecting hose 161 has one end connected to the steam generating part 140 and the other end connected to the connecting pipe part 163 to supply the steam generated from the steam generating part 140 to the connecting pipe part 163 do. The connection hose 161 is connected to the connection pipe portion 163 via the lower portion of the stand portion 120 via the inside of the cleaner main body 110. 6, a through-hole h1 through which the connecting hose 161 passes is formed at the lower end of the stand 120. As shown in Fig. The lower end of the stand 120 is rotatably supported so that the connection hose 161 is connected to the lower end of the shaft supporting member 180 installed in the cleaner main body 110 so as to be connected to the inside of the cleaner main body 110 A through-hole h2 is formed. Therefore, the connection hose 161 may be installed to connect the connection pipe portion 163 and the steam generating portion 140 so as not to be interfered with the turning operation of the stand portion 120.

The connection pipe portion 163 is formed to protrude inside the lower body 111 of the cleaner body 110 at a predetermined height and has a pipe structure formed to penetrate downward. It is preferable that the connection tube portion 163 is integrally formed with the lower body 111.

The branch path 165 is formed on the lower surface of the lower body 111 of the cleaner main body 110 and has a duct structure having a predetermined length in the left and right direction with respect to the connection pipe portion 163, And is connected to the jetting section 150.

The mop rotating device 170 is rotatably installed at a lower portion of the cleaner main body 110, and the mop 10 is detachably attached to the bottom surface. The mop rotating device 170 includes a rotating plate 171 to which the mop 10 is attached at the bottom, a steam guide blade 173 connected to the rotating plate 171, a clutch part 175 provided at the center of the rotating plate 171, And an axial coupling portion 177.

The rotary plate 171 is composed of a central circular plate 171a formed at the center in a circular shape and an outer circular plate 171b formed in a donut shape on the outer side with the central circular plate 171a as a center, A Velcro member 172 for effectively attaching the mop 10 can be coupled.

The central disc 171a and the outer arc plate 171b are connected by the steam guide blade 173. The steam guide blades 173 are arranged at regular intervals along the circumferential direction and preferably the inclination of the steam guide blades 173 is inclined upwards from the lower part to the upper part with reference to the rotating direction A of the rotating plate 171 . The steam guide blade 173 is formed to be inclined downward from the upper portion to the lower portion in the direction opposite to the rotating direction A of the rotary plate 171 so that the steam injected from the jetting port 151 of the upper steam jetting portion 150 It can be effectively supplied to the mop 10 which is exposed through the through hole 171c between the blades 173 while being supplied while being diffused in a downward direction against the inclined upper surface of the steam guide blade 173. [

The central disc 171a is provided with a clutch unit 175 and a center shaft 195 is coupled to the upper center of the clutch unit 175 to transmit rotational force from the driving unit 190 to the clutch unit 175.

The clutch unit 175 is configured to selectively block the rotational force of the center shaft 195 from being transmitted to the rotary plate 171 when a load is generated in the rotary plate 171, will be. The clutch portion 175 includes a disc receiving portion 175a formed at the central portion of the rotary disc 171 or an upper portion of the central disc 171a and a disc plate 175b mounted inside the disc accommodating portion 175a. And a ball 175c and a spring 175d provided between the disc receiving portion 175a and the disc plate 175b.

The disc receiving portion 175a has a ring structure, and ball interference grooves 176a are formed therein at regular intervals.

The disc plate 175b has a disc shape, and the shaft coupling portion 177 is connected to the center of the disc plate 175b. A plurality of receiving grooves 176b are formed on the outer circumference of the disc plate 175b to receive the ball 175c and the spring 175d. The outer circumference of the disk plate 175b is formed to have a size such as to be in close contact with the inner circumferential surface of the disk accommodating portion 175a so that the disk plate 175b is relatively in contact with the inner circumferential surface of the disk accommodating portion 175b So that it can be rotated by a small distance.

The spring 175d is accommodated in the receiving groove 176b and elastically biases the ball 175c toward the inner circumferential surface of the disc receiving portion 175b so that the ball 175c is in contact with the ball interference groove 176a The ball 175c is pushed into the ball interference groove 176a so as to provide a sufficiently large frictional force between the disc plate 175b and the disc receiving portion 175a. Accordingly, the rotational force of the disc plate 175b is transmitted to the rotating plate 171 so that it can be rotated integrally.

When a load is generated in the mop 10 during the cleaning operation while rotating the rotating unit 170 and the mop 10 is unable to rotate due to the stepping on the cleaner main body 110 and the mop 10 being caught by an obstacle, Is transmitted to the rotation unit 170 as it is, the driving unit 190 may be damaged or the rotation unit 170 may be damaged. However, by providing the clutch portion 175 as in the present invention, when the same situation occurs, the ball 175c is disengaged from the ball interference groove 176a by overcoming the frictional force by the pressing force of the spring 175d, And the disc plate 175b can relatively rotate in the disc accommodating portion 175a. Accordingly, no rotational force is transmitted to the rotating plate 171, and no load is generated in the driving unit 190, so that damage due to the overheating of the driving unit 190 and damage to the rotating unit 170 can be prevented .

According to the mover-rotating unit 170 of the vacuum cleaner according to the embodiment of the present invention having the above-described structure, the mover-rotating unit 170 is installed at a position corresponding to the jetting unit 150, A clutch unit 175 is installed to rotate the rotating unit 170 so as to support the mop 10 and blocks the rotational force of the driving unit 190 from being transmitted to the rotating plate 171 when a load is generated in the mop 10, Respectively.

Since the transmission of the rotational force to the rotary plate 171 for supporting the mop 10 can be blocked by the clutch unit 175, it is possible to prevent the drive unit 190 from overheating or failing at the time of the occurrence of the load, There is an advantage that breakage can be prevented.

While the present invention has been described by way of example with reference to the appended claims, it is to be understood that the invention is not limited thereto and may be applied to all types of mop cleaners other than steam cleaners.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Those skilled in the art will readily appreciate that many modifications and variations of the present invention are possible without departing from the spirit and scope of the appended claims.

100 .. The cleaner 110 .. The cleaner body
120 .. stand part 130 .. bucket
140. Steam generator 150. Steam generator
160 .. Steam supply path 170 .. Mop rotation unit
171 .. spindle 173 .. steam guide blade
175 .. clutch part 190 .. drive part

Claims (4)

A rotary plate rotatably installed at a lower portion of the cleaner main body, and equipped with a mop;
A shaft coupling unit coupled to a center shaft that is rotated by receiving a rotational force of a driving unit installed in the cleaner main body;
And a clutch unit installed between the shaft coupling unit and the rotation plate to block transmission of rotational force from the shaft coupling unit to the rotation plate when a load is generated in the mop. The clutch device according to claim 1,
A disk receiving portion formed on an upper portion of the rotary plate;
A disk plate mounted inside the disk accommodating portion and connected to the shaft engaging portion;
A ball provided between the disc accommodating portion and the disc plate; And
And a spring for elastically pressing the ball toward the inside of the disk accommodating portion to closely contact with the disk accommodating portion. 3. The method of claim 2,
A plurality of receiving grooves for receiving and accommodating the ball and the spring are formed on an outer periphery of the disk plate,
Wherein the disk receiving portion has a ring structure, and ball interference grooves into which the balls are inserted are formed at regular intervals. 4. The apparatus according to claim 2 or 3,
A central disk formed at the center in a circular shape and provided with the disk accommodating portion at an upper portion thereof;
An outer circular plate spaced outwardly from the circular plate and formed in a ring shape; And
And a steam guide blade installed to connect the central disc and the outer circumference arc plate and disposed at regular intervals in the circumferential direction.
KR1020150125788A 2015-09-04 2015-09-04 An apparatus for rotating mop of steam cleaner KR20170028761A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150125788A KR20170028761A (en) 2015-09-04 2015-09-04 An apparatus for rotating mop of steam cleaner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150125788A KR20170028761A (en) 2015-09-04 2015-09-04 An apparatus for rotating mop of steam cleaner

Publications (1)

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KR20170028761A true KR20170028761A (en) 2017-03-14

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KR1020150125788A KR20170028761A (en) 2015-09-04 2015-09-04 An apparatus for rotating mop of steam cleaner

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200416348Y1 (en) 2006-02-28 2006-05-15 주식회사 오퀸 A steam cleaner

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200416348Y1 (en) 2006-02-28 2006-05-15 주식회사 오퀸 A steam cleaner

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