CN201227236Y

CN201227236Y - Cleaner

Info

Publication number: CN201227236Y
Application number: CNU200820094817XU
Authority: CN
Inventors: 何志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-11
Filing date: 2008-06-11
Publication date: 2009-04-29
Anticipated expiration: 2018-06-11

Abstract

The utility model relates to a cleaning device, in particular to a dust removing device which utilizes a motor to drive a cleaning brush to rotate and an electrostatic dust collection net to absorb surrounding dust so as to achieve the cleaning effect. The dust removing device comprises a power unit, at least one cleaning brush, an electrostatic dust collection unit, an electrical connection unit and a dust collecting box, wherein the power unit and the cleaning brush are in a dynamic connection; the electrostatic dust collection unit is fixed above the cleaning brush; and the electric connection unit is respectively and electrically connected with the power unit and the electrostatic dust collection unit, so when the power unit drives the brush to work, the electrostatic dust collection unit generates static electricity for absorbing flying dust; the dust collecting box is arranged below the rotating shaft of the cleaning brush, so dust and dirt are sucked into the dust collecting box through an opening when the cleaning brush works, and the goals of cleaning and dust removal are achieved.

Description

Cleaning device

Technical Field

The present invention relates to a cleaning device, and more particularly to a cleaning device which drives a cleaning brush to operate by a motor and simultaneously achieves a cleaning effect by an electrostatic dust collector to adsorb peripheral dust.

Background

At present, the cleaning work of indoor ground is mainly that people hold a broom with one hand and hold a dustpan with the other hand to clean dirt and dust on the ground, when the dustpan is full, the dirt and dust are poured into a garbage can to complete the whole cleaning process, and when the dirt and dust on the ground are more, the dirt and dust are driven to fly everywhere along with the swinging of the broom, so that not only is secondary pollution caused to the cleaned place, but also under the working environment for a long time, the dust enters a respiratory tract along with breathing, various diseases are caused, and the serious harm is caused to the health of people; in addition, the traditional cleaning method has the defects of high labor intensity and low efficiency when the cleaning area is large.

With the progress of society, the living standard of people is improved, and various cleaning tools such as a dust collector and the like are replaced by traditional cleaning work, however, the dust collector mainly comprises three parts of dust generation, dust collection and dust filtration, and generally comprises a series rectifier motor, a centrifugal fan, a dust filter (bag) and a dust collection accessory; the power of the general dust collector is 400-1000W or higher, and the power of the portable dust collector is 250W or lower; the dust collector can collect dust and is mainly characterized in that the head of the dust collector is provided with an electric exhaust fan. The rotating shaft of the exhaust fan is provided with a wind impeller, after the wind impeller is electrified, the exhaust fan can generate extremely strong suction and pressure at the rotating speed of 500 circles per second, air is discharged at high speed under the action of the suction and the pressure, air in the dust suction part at the front end of the fan is continuously supplemented with the air in the fan, so that instant vacuum is generated inside the dust collector, a negative pressure difference is formed between the air and the external atmospheric pressure, the larger the negative pressure difference is, the larger the energy consumption is, the relatively larger the noise is, in addition, the dust collector mainly directly sucks dust by a dust suction head, when the dust collector meets heavy stones, soil blocks and the like, the dust collector cannot continuously work due to the fact that the dust blocks the dust suction head, paper rolls and the like, although the dust collector can absorb the dust.

Disclosure of Invention

The main object of the present invention is to provide a cleaning device, which comprises a power device, at least one cleaning brush, an electrostatic dust collector, an electric power supply device, a dust collecting box and a housing; wherein, the power connection device is connected with the cleaning brush in a power mode, and the power supply device is electrically connected with the power device so as to achieve the purpose of cleaning.

It is another object of the present invention to provide a cleaning device, wherein the power supply device is electrically connected to the electrostatic dust collector to generate static electricity, so as to absorb the dust rolled up by the cleaning brush.

Another objective of the present invention is to provide a cleaning device, wherein the cleaning device is provided with an adaptive plate and a transmission device, and the adaptive plate can be automatically adjusted to keep close to the ground according to the height of the ground, so as to convey the garbage to the dust collecting box through the adaptive plate and the transmission device when the cleaning brush works.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a cleaning device, comprising:

a housing having an inner surface, an outer surface, at least one opening, a switch device, and at least one universal wheel; wherein, a hollow part is formed by the inner surface; furthermore, a power supply device box and an electrostatic dust collection box are formed by the concave of the outer surface; the electrostatic dust collection box is communicated with the hollow part; the switch device is arranged on the outer surface of the shell; furthermore, the universal wheel trains are respectively arranged at the bottom of the shell;

a set of support rods, which are respectively fixed on two sides of one opening of the hollow portion of the housing, and further one end of the support rod is fixed on the top end of the inner surface of the housing; it has a supporting piece, an elastic component, a rod piece and a shaft wheel; wherein, the supporting member is a hollow body, one end of the supporting member is fixed on the top end of the inner surface of the shell, and an accommodating cavity is formed by the inner surface in a surrounding way, so that the elastic member and one end of the rod member can be placed; an opening end disposed at the other end of the support member; a fastener, which is arranged at the opening end of the support member to prevent the rod member from slipping; in addition, the other end of the rod is provided with a fixed seat; the shaft wheel is fixed in the fixing seat of the rod piece of one of the supporting rods;

a power device, which is assembled in the hollow part of the housing; further, the shaft wheel is fixed in the fixed seat of the rod piece of the other supporting rod and is opposite to the shaft wheel in a remote way;

a cleaning brush arranged between the support rods, wherein one end of the cleaning brush is in power connection with one power device, and the other end of the cleaning brush is connected with the shaft wheel; it has a transmission shaft and at least one group of bristles; wherein, one end of the transmission shaft is provided with a clamping piece which is clamped and fixed with one of the power devices, and the other end of the transmission shaft is clamped and arranged in the shaft wheel; the brush hair is made of elastic material and is respectively arranged on the rotating shaft in a surrounding way; furthermore, by means of the elastic part of the support rod, the position of the cleaning brush can be automatically adjusted according to the height of the ground when the cleaning brush works, so that the bristles of the cleaning brush are always attached to the ground to work;

an electrostatic dust collector, which is arranged in the electrostatic dust collection box of the shell to facilitate the disassembly and cleaning of the electrostatic dust collector, and when the power device works, the cleaning brush is driven to work, and dust is driven to fly by the work of the cleaning brush, so that the electrostatic dust collector generates static electricity to adsorb the flying dust, thereby achieving the effect of dust collection;

a power supply device, which is assembled in the power connection box of the housing to facilitate the disassembly, replacement and cleaning of the device, and is electrically connected with the switch device, the power device and the electrostatic dust collector respectively;

a dust collecting box, which is arranged at the other opening of the shell, is further arranged below one side of the cleaning brush and is arranged below the rotating shaft of the cleaning brush to form a drawer relation with the shell; when the cleaning brush works, dirt, garbage and the like can be directly drawn into the dust collecting box by the cleaning brush.

The beneficial effects of the utility model reside in that this cleaning device's simple structure, easily operation to do not adopt powerful motor function, thereby reduce noise and high power consumption, collect electrostatic absorption in an organic whole moreover, thereby adsorb the dust granule that rises because of the ware of sweeping the floor, effectively prevent particulate matters such as dust and float aloft, just, collect rubbish through the dust collection box in it, its usage does not divide the place restriction, is a clear good helper.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a cross-sectional view of the support rod of the present invention;

FIG. 5 is an exploded view of the cleaning brush of the present invention;

FIG. 6 is a cross-sectional view of a second embodiment of the present invention;

FIG. 7 is an exploded view of a second embodiment of the present invention;

FIG. 8 is a cross-sectional view of a third embodiment of the present invention;

FIG. 9 is a perspective view of a fourth embodiment of the present invention;

FIG. 10 is a partially enlarged view of a cleaning brush and a supporting rod according to a fourth embodiment of the present invention;

fig. 11 is a perspective view of a fifth embodiment of the present invention;

FIG. 12 is a view showing a structure of a cleaning brush according to a fifth embodiment of the present invention;

FIG. 13 is a view showing a structure of a cleaning brush according to a sixth embodiment of the present invention;

fig. 14 is a sectional view of a sixth embodiment of the present invention;

FIG. 15 is a view showing a structure of a cleaning brush according to a seventh embodiment of the present invention;

FIG. 16 is an exploded view of a cleaning brush according to a seventh embodiment of the present invention;

fig. 17 is a perspective view of an eighth embodiment of the present invention;

FIG. 18 is a schematic view of a second electrostatic dust collector of the present invention located at the lower periphery of the housing;

Detailed Description

Referring to fig. 1 to 5, a cleaning device includes:

a housing 10 having an inner surface 11, an outer surface 12, at least one opening 13, a switch device 14 and at least one universal wheel 15; wherein a hollow portion 111 is formed by the inner surface 11; furthermore, a power supply device box 121 and an electrostatic dust collection box 122 are formed by the concave of the outer surface 12; the electrostatic dust collection box 122 is communicated with the hollow portion 111; the switch device 14 is disposed on the outer surface of the housing 10; the universal wheels 15 are respectively arranged at the bottom of the shell 10;

a set of support rods 20, which are respectively fixed on two sides of one opening 13 of the hollow portion 111 of the housing 10, and further, one end of the support rod 20 is fixed on the top end of the inner surface 11 of the housing 10; it has a supporting member 21, an elastic member 22, a rod member 23 and a shaft wheel 24; wherein, the supporting member 21 is a hollow body, one end of the supporting member 21 is fixed on the top end of the inner surface 11 of the housing 10, and an accommodating cavity 211 is formed by the inner surface for accommodating one end of the elastic member 22 and the rod 23; an opening end 212, which is disposed at the other end of the supporting member 21; a positioning portion 213 disposed at the opening end 212 of the holder 21 for preventing the rod 23 from slipping; in addition, the other end of the rod 23 is provided with a fixed seat 231; the axle wheel 24 is fixed in the fixing seat 231 of the rod 23 of one of the supporting rods 20;

referring to fig. 5, a power device 30 is disposed in the hollow portion 111 of the housing 10; further, the fixing seat 231 is fixed in the rod 23 of the other support rod 20 and is remote opposite to the shaft wheel 24.

Referring to fig. 5, a cleaning brush 40 is disposed between the support rods 20, and further, one end of the cleaning brush 40 is connected to the power device 30, and the other end is connected to the shaft 24; having a drive shaft 41 and at least one set of bristles 42; wherein, one end of the transmission shaft 41 is provided with a cutting sleeve 411 which is fixedly clamped with the power device 30, and the other end thereof is clamped in the shaft wheel 24; the brush 42 is made of an elastic material and is respectively disposed around the rotating shaft 41; furthermore, by means of the elastic member 22 of the support rod 20, when the cleaning brush 40 is operated, the position of the cleaning brush 40 can be automatically adjusted according to the height of the floor, so that the bristles 42 of the cleaning brush 40 always cling to the floor to operate.

Referring to fig. 2 to 3, an electrostatic dust collector 50 is disposed above the cleaning brush 40, and further disposed in the electrostatic dust collection box 122 of the housing 10 to facilitate the detachment and cleaning of the electrostatic dust collector 50, and when the power device 30 is operated, the cleaning brush 40 is driven to operate, and dust is driven to fly by the operation of the cleaning brush 40, so that the electrostatic dust collector 50 generates static electricity to absorb the flying dust driven by the cleaning brush 40, and in addition, as shown in fig. 18, the power supply device (the housing is shielded but not shown in the figures) is further electrically connected to a second electrostatic dust collector 50H disposed at a lower peripheral position in the housing 10 to form two independent electrostatic dust collectors, so that when the cleaning device is operated, the electrostatic dust collector 50 and the second electrostatic dust collector 50H are powered on, the dust raised by the cleaning brush is respectively adsorbed by the electrostatic dust collector 50 and the second electrostatic dust collector 50H, so as to strengthen the dust collection effect.

Referring to fig. 2 to 3, a power supply device 60 is disposed in the power connection box 121 of the housing 10 for facilitating the removal, replacement or charging thereof, and is electrically connected to the switch device 14, the power device 30 and the electrostatic dust collector 50, respectively.

Referring to fig. 2 to 3, a dust box 70 is disposed at another opening 13 of the housing 10, further disposed below one side of the cleaning brush 40 and below the transmission shaft 41 of the cleaning brush 40, and forms a drawer relationship with the housing 10; when the cleaning brush 40 works, dirt, garbage and the like can be directly drawn into the dust collection box 70 by the cleaning brush 40; and a process for the preparation of a coating,

a handle 80 is fastened to the housing 10.

The second embodiment of the present invention

Referring to fig. 6 to 7, a cleaning device is provided, wherein the cleaning device further includes a transmission device 90A disposed in the hollow portion 111A of the housing 10A, and further disposed between the cleaning brush 40A and the dust box 70A; it has a motor device 91A, a rotating shaft 92A, a conveyer belt 93A and a fitting plate 94A; wherein the motor device 91A is disposed in the hollow portion 111A of the housing 10A; the set of rotating shafts 92A are respectively disposed on two sides of the dust collecting box 70A and the cleaning brush 40A, and are remotely opposite to each other, one of the rotating shafts 92A is in power connection with the motor device 91A, and the conveying belt 93A is looped on the set of rotating shafts 92A; furthermore, one end of the adaptive plate 94A is fixed to the opening 13A of the cleaning brush 40A of the housing 10A, and is further adjacent to the rotating shaft 92A; it has a pressure spring 941A to make the other end of the adaptive plate 94A tightly contact the bottom surface, so that when the cleaning brush 40A works, the dirt and garbage are driven by the cleaning brush 40A to reach the conveyer belt 93A through the adaptive plate 94A, and then the garbage and the dirt are conveyed by the conveyer belt 93A into the dust box 70A.

The third embodiment of the present invention

Referring to fig. 8, a cleaning device is provided, wherein a first threaded portion 211B is annularly disposed on an inner surface of a support 21B of the support rod 20B; moreover, the fixing base 23B is provided with a sleeve 231B, and the sleeve 231B has an inner surface, and a second thread portion 232B is annularly arranged on the inner surface; a connecting rod 22B, both ends of which are provided with a screw rod part 221B, which is screwed with the first thread part 211B and the second thread part 232B respectively, so that the connecting rod 22B is rotated to adjust the height position of the cleaning brush 40B of the cleaning device, and the cleaning brush 40B can be kept in contact with the ground until the cleaning brush can not be used due to the reduced abrasion of the brush hair, and the cleaning brush 40B can be conveniently disassembled.

The fourth embodiment of the present invention

Referring to fig. 9 to 10, a cleaning device is provided, wherein a fixing seat 231C of the supporting rod 20C is provided with a clamping cylinder 232C for clamping the power device 30C, and the power device 30C is provided with a first gear 31C; a second gear 41C is fixed on one end of the cleaning brush 40C, and the first gear 31C and the second gear 41C form a meshing connection; when the power device is operated, the first gear 31C is driven to operate, and the second gear 41C is driven to operate relatively by the operation of the first gear 31C, so that the cleaning brush 40C operates.

The fifth embodiment of the present invention

Referring to fig. 11 to 12, a cleaning device is provided, which includes a first cleaning brush 40D, a set of second supporting rods 41D and a pair of second cleaning brushes 42D, wherein the first cleaning brush is disposed between the supporting rods 20D and has a brush rod 401D, at least one set of bristles 402D and at least one cleaning soft block 403D; wherein, the brush rod 401D is further provided with at least one slot 404D; the brush 402D and the cleaning soft block 403D are respectively disposed in the slot 404D, and further, the brush 402D and the cleaning soft block 403D are respectively disposed with an insert 405D, which is engaged with the slot 404D; when the first cleaning brush 40D is operated, the brush 402D and the cleaning soft block 403D can sweep away some fine dust and some larger dirt, respectively; in addition, the air conditioner is provided with a fan,

the second support rods 41D are respectively assembled on one side of the support rods 20D, and further, one ends of the second support rods 41D are respectively fixed on the top end of the inner surface 11D of the housing 10D; in addition, the other end of the second supporting rod 41D is provided with an accommodating portion 411D and a power device 412D, wherein the power device 412D is fixedly arranged in the accommodating portion 411D;

the second cleaning brushes 42D are radially disposed at the other end of the second support rod 41D, and are connected to the power device 412D for cleaning the dead corners of the wall and collecting the garbage to the first cleaning brush 40D.

The sixth embodiment of the present invention

Referring to fig. 13 to 14, a cleaning device is provided, wherein the cleaning brush 40E is disposed between the supporting rods, and has a brush rod 41E, at least one group of bristles 42E, at least one cleaning soft block 43E and at least one brush plate 44E with a certain hardness; wherein, the brush rod 41E is further provided with at least one clamping groove 410E; the brush 42E, the cleaning soft block 43E and the brush plate 44E are respectively installed in the slot 44E, and further, the brush 42E, the cleaning soft block 43E and the brush plate 44E are respectively provided with an inserting strip 45E which is fastened with the slot 410E; when the first cleaning brush 40E is operated, the brush bristles 42E, the cleaning soft block 403E and the brush plate 44E can sweep some fine dust and can scrape and sweep some larger dirt, respectively.

The seventh embodiment of the present invention

Referring to fig. 15 to 16, a cleaning device is provided, wherein the cleaning brush 40F is disposed between the support rods 20F and is further in power connection with the power device 30F; it has a fixed seat 41F, an elastic clamping piece 42F, a brush board 43F, a clamping seat 44F and a transmission shaft 45F; wherein,

the fixing base 41F is a concave shape, is disposed on one of the supporting rods 20F, has an inner surface, and forms an accommodating portion 411F by the inner surface; furthermore, one side of the fixing base 41F is provided with a first clamping member 412F for clamping with the power device 30F, and two sides of the fixing base 41F are provided with a first through hole 412F, further, the first through hole 412F corresponds to; in addition, the air conditioner is provided with a fan,

the elastic clip 42F is in a "<" shape, and one end of the elastic clip 42F is disposed on the fixing base 41F, and further disposed in the accommodating portion 411F of the fixing base 41F, and has a second through hole 421F corresponding to the first through hole 412F, and a fixing shaft 422F passing through the first through hole 412F and the second through hole 421F and being fastened; then, the process of the present invention is carried out,

the brush plate 43F is clamped in the elastic clamp 42F; in addition, the air conditioner is provided with a fan,

the card seat 44F is concave, is disposed at the other end of the elastic clip 42F, and has an inner surface, and forms a containing cavity 441F by surrounding the inner surface to clamp and fix the other end of the elastic clip 42F, and one side of the card seat 44F is disposed with a second card 442F; then, the process of the present invention is carried out,

one end of the transmission shaft 45F is engaged with the second engaging member 442F of the engaging seat 44F, and the other end thereof is engaged with the other supporting rod 20F.

The eighth embodiment of the present invention

Referring to fig. 17, a cleaning device is provided, wherein the device further includes a dust-proof portion 100G, which is a soft cloth body and is extended to form a apron cloth or a glue film, and is disposed between the bottom edge of the device and the ground, and further fixed to the bottom edge of the device, so as to prevent the dust carried by the cleaning brush from causing secondary pollution when the cleaning device is in operation.

Claims

1. A cleaning device, comprising: a power device, a cleaning brush, an electrostatic dust collection device, an electric power supply device, characterized in that: the cleaning brush is connected with the power device in a power mode, the electrostatic dust collection device is arranged above one side of the cleaning brush, and the power supply device is respectively connected with the power device and the electrostatic dust collection device in an electric mode so that dust rolled up by the cleaning brush can be adsorbed when the power device and the electrostatic dust collection device act.

2. The cleaning device of claim 1, further comprising a housing having a hollow portion, a switch device disposed on a surface of the housing and electrically connected to the power supply device for controlling the operation of the power device and the electrostatic dust collector, the power device and the cleaning brush being assembled in the hollow portion, and a power supply box and an electrostatic dust collection box disposed in the housing, the power supply device and the electrostatic dust collector being disposed in the power supply box and the electrostatic dust collection box, respectively, and the electrostatic dust collection box being communicated with the hollow portion of the housing.

3. The cleaning device as claimed in claim 2, wherein the housing comprises a set of support rods, a hollow portion and an opening, wherein the support rods are disposed at two sides of the opening, and further wherein one end of the support rod is fixed at the top end of the inner surface of the housing, and comprises a support member, an elastic member, a rod member and a shaft wheel, wherein the support member is a hollow body, one end of the support member is fixed at the top end of the inner surface of the housing, and forms a receiving cavity surrounded by the inner surface for the elastic member and one end of the rod member to be placed, and the other end of the support member is provided with an opening end and a positioning portion, and the positioning portion is disposed at the opening end of the support member to prevent the rod member from slipping off, and the other end of the rod member is provided with a fixing seat, and the shaft wheel is fixed in the fixing seat of the rod member of one of the support rods, the power device is fixed in the fixing seat of the rod piece of the other supporting rod.

4. The cleaning device as claimed in claim 3, wherein the cleaning brush is disposed between the support rods, and further wherein one end of the cleaning brush is connected to the power device and the other end of the cleaning brush is connected to the arbor wheel, the arbor wheel has a transmission shaft and at least one set of bristles, one end of the transmission shaft is provided with a ferrule for engaging with the power device, the other end of the transmission shaft is engaged with the arbor wheel, and the bristles are respectively disposed around the rotation shaft.

5. The cleaning device as claimed in claim 3, wherein the supporting member of the supporting rod has a first screw portion on an inner surface thereof, the fixing base has a sleeve member having an inner surface thereof with a second screw portion thereon, and a connecting rod has a screw portion at both ends thereof for being screwed with the first screw portion and the second screw portion, respectively, so that the height position of the cleaning brush of the cleaning device can be adjusted to reduce the wear of the brush hairs of the cleaning brush, but maintain the contact with the ground and facilitate the detachment of the cleaning brush.

6. The cleaning device as claimed in claim 3, wherein the fixing base of the supporting rod is provided with a locking cylinder for locking the power device, the power device is provided with a first gear, one end of the cleaning brush is provided with a second gear, and the first gear is in power connection with the second gear.

7. The cleaning device as claimed in claim 1, further comprising a transmission device disposed between the cleaning brush and the dust collecting box and including a motor device, a rotating shaft, a conveyer belt and an adaptive plate, wherein the motor device is disposed in the hollow portion of the housing, the rotating shaft is disposed at two sides of the dust collecting box and the cleaning brush respectively and is connected to the power device by a rotating shaft, the conveyer belt is looped around the rotating shaft, and one end of the adaptive plate is fixed at the opening of the cleaning brush end of the housing and is adjacent to the rotating shaft.

8. The cleaning device as claimed in claim 3, wherein the cleaning brush further comprises a first cleaning brush, a set of second support rods and a pair of second cleaning brushes, the first cleaning brush is disposed between the support rods and has a brush rod, at least a set of bristles and at least a cleaning soft block, wherein the brush rod is annularly provided with at least a slot, the bristles and the cleaning soft block are respectively disposed in the slot, and the bristles and the cleaning soft block are respectively provided with an insertion strip which is engaged with the slot, the second support rod is disposed at one side of the support rods, one end of the second support rod is respectively fixed at the top end of the inner surface of the housing, the other end of the second support rod is provided with an accommodating portion and a power device, the power device is fixed in the accommodating portion, and the second cleaning brush is radially disposed at the other end of the second support rod, and are respectively connected with the power devices in a power mode so as to enable the cleaning device to clean dead corners beside the wall.

9. The cleaning device as claimed in claim 3, wherein the cleaning brush is disposed between the supporting rods, and further, is in power connection with the power device, and has a fixing seat, a resilient clamping member, a brush plate, a clamping seat and a transmission shaft, wherein the fixing seat is recessed and disposed on one of the supporting rods, the supporting rod has an inner surface to form a receiving portion, one of the surfaces of the fixing seat is provided with a first clamping member to be clamped with the power device, two sides of the fixing seat are provided with a first through hole, the resilient clamping member is in a "<" shape, one end of the resilient clamping member is disposed on the fixing seat to be mounted in the receiving portion, and has a second through hole corresponding to the first through hole, and a fixing shaft passes through and is clamped with the first through hole and the second through hole, the brush board is set in the elastic clamp, the card seat is concave and set at the other end of the elastic clamp, a containing cavity is formed by the inner surface to clamp the other end of the elastic clamp, one side of the card seat is set with a second card part, one end of the transmission shaft is clamped with the second card part of the card seat, the other end is clamped with the other support rod.

10. The cleaning device as claimed in claim 1, wherein the dust overflow preventing means is provided at a lower edge of the housing, and comprises a soft cloth body formed in an apron shape, which is further fastened to a lower edge of the device at a distance from the lower edge of the housing to the ground, so that the cleaning device prevents secondary pollution caused by dust carried by the cleaning brush when it is operated.

11. The cleaning apparatus as claimed in claim 2, wherein the power supply device is electrically connected to a second electrostatic dust suction device, and the second electrostatic dust suction device is disposed at a lower peripheral position in the housing, so that the second electrostatic dust suction device and the electrostatic dust suction device can respectively suck the dust raised by the cleaning brush.