JPH09206259A - Wall surface cleaner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform a wall surface cleaning work without bothering a passerby, etc., by providing a splash prevention brush, which prevents wash water jetting out from a nozzle from being splashed from an opening of a casing, in the circumferential edge of the casing having the nozzle and a rotating brush storedly arranged therein. SOLUTION: A wall surface cleaner is provided with a nozzle 1 for jetting out wash liquid or water to a wall surface B1, a rotating brush 3 interlockedly connected to a motor 2 so as to rotate freely, and a box casing which has a rectangular opening 40 in its wall surface B1 side and has the nozzle 1 and the rotating brush 3 storedly arranged therein. A splash prevention brush 8 is formed by highly densely arranging flexible hair bodies implanted around the whole circumference of the circumferential edge of the opening part 40 of a casing 4. The bottom wall 48 of the casing 4 is formed into a funnel shape and the splash prevention brush 8 is arranged along this bottom wall 48. This constitution can close the clearance between the opening part 40 of the casing 4 and the wall surface B1 so as to prevent the splash of the wash liquid or water.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wall washer for cleaning a wall of a building such as a building.

[0002]

2. Description of the Related Art In recent years, the renewal of buildings, such as buildings, has been increasing, and accordingly, the work of repainting and cleaning the wall surface has been increasing.

In particular, when the wall surface is tiled or the like, the tiles cannot be refilled. Therefore, in order to restore the beautiful appearance, it is necessary to rely on the wall surface cleaning.
In the case of cleaning the wall surface of a building or the like, a gondola carrying a worker is hung from the roof and the wall surface is manually cleaned.

[0004] However, the cleaning of the wall surface by the worker has a problem in terms of the safety of the worker, and the labor cost has increased and the wall cleaning cost has increased.

Therefore, a wall washer has been developed which cleans the wall by moving up and down along the wall of the building.

[0006]

However, in the conventional wall washing machine, the washing liquid and washing water ejected from the nozzle are scattered from the opening of the casing, and the area around the washing work site is contaminated with the washing liquid and the like. This sometimes caused inconvenience to passersby and residents of adjacent buildings.

In order to prevent this, it is necessary to dispose a sheet for scattering prevention along the wall surface, resulting in much labor and cost.

[0008]

In order to solve the above-mentioned problems, the present invention relates to a rotary type for polishing a wall surface by interlocking with a nozzle for ejecting cleaning liquid and cleaning water toward a wall surface of a building and a rotating means. A casing having a brush and an opening, which accommodates and arranges the nozzle and the rotary brush, and a cleaning liquid and washing water ejected from the nozzle are prevented from splashing from the opening of the casing on the periphery of the opening of the casing. A brush for preventing scattering is provided, and the wall is cleaned by going up and down along the wall.

Further, a biasing means for pressing the casing is provided on the wall surface side.

The urging force for pressing the casing against the wall surface side can be changed.

Then, at the periphery of the opening of the casing,
A cushioning material is provided to prevent the casing from directly contacting the wall surface.

Moreover, a suction pump for sucking the cleaning liquid and the cleaning water ejected from the nozzle is connected to the casing.

[0013]

DETAILED DESCRIPTION OF THE INVENTION The present invention has a nozzle for jetting a washing liquid and washing water toward a wall surface of a building, a rotary brush for polishing the wall surface in conjunction with an electric motor, and an opening,
A casing for accommodating and disposing the nozzle and the rotary brush, and a scattering prevention brush for preventing the cleaning liquid and the cleaning water sprayed from the nozzle from scattering from the opening of the casing are provided around the opening of the casing. It is a thing.

The scattering prevention brush closes the gap between the opening of the casing and the wall surface so that the cleaning liquid and the cleaning water do not scatter from the opening of the casing.

Therefore, the wall surface cleaning work can be performed without contaminating the area around the cleaning work site with a cleaning liquid or the like and causing no inconvenience to passersby or residents of the adjacent building.

Further, according to the present invention, a tension belt is attached to the casing, the tension belt is stretched between the upper end portion and the lower end portion of the wall surface, and the casing is pressed against the wall surface side by the tension of the tension belt. is there.

Therefore, the gap between the opening and the wall surface can be closed more reliably, and the above effect can be further enhanced.

Further, according to the present invention, a connecting plate having a plurality of connecting holes arranged in parallel in the horizontal direction is fixed to the casing, a wire is connected to any one of the connecting holes, and the casing is suspended from vertically above. The angle formed by the wire and the wall surface can be adjusted depending on the position of the connection hole that connects the wire, and the biasing force that presses the casing against the wall surface can be changed.

Then, the pressing force for urging the opening of the casing against the wall surface is appropriately adjusted according to the state of the wall surface so that the wall surface cleaning operation can be performed.

Further, according to the present invention, a sponge-like cushioning material for preventing the casing from directly contacting the wall surface is provided on the periphery of the opening of the casing.

The casing allows the wall surface to be washed without damaging the wall surface.

Further, according to the present invention, a suction pump for sucking the cleaning liquid and the cleaning water ejected from the nozzle is connected and connected to the casing.

A water collecting tank can be connected to the suction pump so as to prevent scattering of the cleaning liquid and the like, and facilitate collection and disposal of the cleaning liquid and the like.

[0024]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a view showing a state of use of the wall washer according to the present invention. The wall washer A is hung up and down by a hanging device C arranged on a rooftop R which is the uppermost part of a building B. It is lowered and goes up and down along the wall surface B1 of the building B to wash the wall surface B1.

Next, the construction of the wall washer A will be described.

As shown in FIGS. 2 to 4, the wall surface cleaner A
Is a nozzle 1 for ejecting the cleaning liquid and the cleaning water toward the wall surface B1, a rotary brush 3 which is rotatably linked with an electric motor 2 which is a rotating means, and a rectangular opening 40 on the wall surface B1 side. And a box-shaped casing 4 for housing and arranging the nozzle 1 and the rotating brush 3.

As shown in FIG. 4, the casing 4 has a cleaning pipe 11 arranged horizontally above the inside thereof. The cleaning pipe 11 has a plurality of nozzles 1 at regular intervals on the opening 40 side. It is projecting toward. Reference numeral 42 denotes a stay on which the cleaning pipe 11 is mounted.

The washing pipe 11 is a washing water introducing pipe.
12 and a cleaning liquid introduction pipe 13 are protruded at a predetermined interval, and a water supply tank 50 and a liquid supply tank 60
Are connected through a washing water hose 5 and a washing liquid hose 6 (see FIG. 1).

The cleaning pipes 11 are separately provided for the cleaning water and the cleaning liquid, and the cleaning water hose 5 is used for the cleaning water.
The cleaning liquid hose 6 may be connected to the cleaning liquid, and two types of nozzles 1 may be provided, one dedicated to cleaning water and one dedicated to cleaning liquid.

Below the cleaning pipe 11, the left and right side walls are provided.
A rotary brush 3 is rotatably installed between 43 and 44.
The rotary brush 3 has a cleaning brush 30 on the peripheral side surface of the brush shaft 31.
And a rotary shaft 32 is coaxially formed at both left and right ends of the brush shaft 31, and the rotary shaft 32 has a rear wall 41
The electric motors 2,2 arranged opposite to each other at the left and right ends of the are connected and coupled via endless belts 33,33. 34 is a pulley, and 45 is a belt cover case attached to the left and right side walls 43, 44 of the casing 4.

Then, as shown in FIGS. 2 to 4, a scattering prevention brush 8 is formed around the opening 40 of the casing 4 in which flexible bristle is densely planted over the entire circumference. It is arranged. In particular, as shown in FIGS. 2 and 3, the bottom wall 48 of the casing 4 is formed in a funnel shape, and the scattering prevention brush 8 is arranged along the bottom wall 48.

With the above structure, the wall surface cleaning machine A supplies the cleaning liquid and the cleaning water from the nozzle 1 in the upper part of the casing 4 to the wall surface B1.
, And rotate the rotary brush 3 counterclockwise,
The wall surface B1 is cleaned by the cleaning hair body 30. At that time, FIG.
As shown in FIG. 6, part of the cleaning liquid and the cleaning water ejected from the nozzle 1 also hits the cleaning hair body 30 of the rotary brush 3, and the cleaning hair body 30 after cleaning the wall surface B1 Cleaning is also done at the same time.

The scattering prevention brush 8 closes the gap between the opening 40 of the casing 4 and the wall surface B1 so that the cleaning liquid and the cleaning water do not scatter from the opening 40.

Therefore, the wall surface cleaning work can be performed without contaminating the area around the cleaning work site with cleaning liquid or the like and causing no inconvenience to passersby or residents of the adjacent building.

Further, since the scattering preventing brush 8 formed by implanting the flexible bristles is used, even if the wall surface B1 has some irregularities, the bristles are deformed and the openings 40 are formed. And the wall B1 are closed, and the cleaning liquid and cleaning water are opened.
The wall surface can be washed without being scattered.

Further, since the bottom wall 48 of the casing 4 is formed in a funnel shape and the scattering preventing brush 8 is arranged along the bottom wall 48, the cleaning liquid and the cleaning water flow along the wall surface B1. Together with the scattering prevention brush 8, the casing 4
The cleaning liquid and cleaning water can be prevented from being scattered by being guided to the bottom wall 48 of the.

In order to further enhance the above effect, the wall surface cleaning machine A presses the casing 4 against the wall surface B1. The configuration will be described below.

As shown in FIGS. 1 and 3, the wall surface cleaner A
The tension belt D is attached to the rear wall 41 of the casing 4, one end of the tension belt D is fixed to the roof R, and the other end is fixed to the ground G, so that the tension belt D is stretched.

The casing 4 is pressed against the wall surface B1 by the tension of the tension belt D, and the opening 40 of the casing 4 is brought into close contact with the wall surface B1 as much as possible.

Therefore, the gap between the opening 40 of the casing 4 and the wall surface B1 can be closed more reliably, and the effect of preventing the above-mentioned cleaning liquid from scattering can be further enhanced.

Further, connecting plates 46, 46 are arranged at the upper ends of the left and right wall surfaces 43, 44 of the casing 4, and the connecting plate 46 has a plurality of connecting holes 47 arranged in parallel in the horizontal direction. Then, a wire C1 that is hung so that it can be paid out from the suspension device C is attached to one of the connecting holes 47, and the casing 4 is hung from vertically above while being pressed against the wall surface B1 side.

By changing the connecting hole 47 for connecting the wire C1, the angle formed between the wire C1 and the wall surface B1 can be adjusted, and the biasing force for pressing the casing 4 against the wall surface B1 side can be changed.

Therefore, for example, when the wall surface B1 is flat and the surface is easily scratched, the wire C1 is attached to the connection hole 47 on the most wall surface B1 side among the connection holes 47 formed in the connection plates 46, 46. By performing the wall surface cleaning work by weakening the biasing force that presses the casing 4 toward the wall surface B1 side, the wall surface B1 can be cleaned without damaging the wall surface B1. In this case, wall B1
Is flat, the scattering prevention brush 8 closes the gap between the opening 40 of the casing 4 and the wall surface B1 even if the urging force that presses the casing 4 toward the wall surface B1 side is weakened, so that the cleaning liquid and the cleaning water are It can be prevented from scattering from the opening 40.

Therefore, the casing 4 can be pressed against the wall surface B1 side with an appropriate biasing force according to the state of the wall surface B1, and the wall surface cleaning work can be performed without the cleaning liquid and cleaning water being scattered from the opening 40.

FIG. 5 shows another embodiment in which the biasing force for pressing the casing 4 against the wall surface B1 can be changed. As shown in the figure, at the center of the upper end of the rear wall 41 of the casing 4,
A support member 81 having a weight 80 attached to the tip is swingably attached. Reference numeral 82 is a swing shaft, and 83 is a pivot support.

By rotating the weight 80 to the rear side of the casing 4, the urging force that presses the casing 4 toward the wall surface B1 can be changed. That is, by rotating the weight 80 located vertically above to the rear side of the casing 4, the center of gravity of the wall surface cleaner A moves in a direction away from the wall surface B1, and the urging force that presses the casing 4 toward the wall surface B1 increases. Therefore, the biasing force can be changed depending on the angle at which the weight 80 is rotated.

Further, as shown in FIGS. 2 to 4, a sponge-like cushioning material 9 is provided along the entire circumference of the opening 40 of the casing 4 so that the casing 4 does not directly contact the wall surface B1. I have to.

Therefore, the wall surface cleaning operation can be performed without damaging the wall surface B1 by the casing 4.

Further, as shown in FIG. 2, a water collecting pipe H is communicatively connected to a tip end portion 49 of a bottom wall 48 formed in a funnel shape, and the water collecting pipe H has a suction port arranged on the ground G. The pump P is communicatively connected via a waste liquid tank T.

Then, the suction pump P is forcibly sucked to store the washing water and the washing liquid in the waste liquid tank T.

Therefore, the scattering of the cleaning liquid and the like can be prevented, and the cleaning liquid and the like can be easily collected and discarded.

Next, the suspending device C for suspending the wall washing machine A so as to be lifted and lowered will be described with reference to FIG. 1. The suspending device C is a rail arranged horizontally along the wall surface B1 on the rooftop R. 7, 7 and a winch mechanism 70 in which a wire C1 is movably arranged in a vertical direction along a wall surface B1. The winch mechanism 70 includes a hoisting machine 71 and a pedestal 72 that moves on the rails 7 and 7. The hoisting machine 71 and a moving motor (not shown) are provided at the base end of the pedestal 72. And place
A pulley 73 is attached to the tip.

Then, the wire fed from the hoist 71
C1 is hung downward via a pulley 73, and its tip is attached to the casing 4 of the wall surface washing machine A.

The wall washer A can be operated remotely by a control signal transmitted from the ground G.

That is, in FIGS. 1 and 2, E is a control unit provided in the casing 4, and the control unit E receives the wireless control signal transmitted from the controller F of the ground G and receives the electric motor 2. , A solenoid valve or the like (not shown) connected to the nozzle 1 is controlled.

The controller F can also remotely control the hoisting machine 71 of the hoisting device C and the moving motor (not shown).

Therefore, as shown in FIG. 1, the worker M on the ground G can operate the controller F and remotely control the wall washer A to perform the wall washing work.

With such a construction, the wall washer A descends from the top of the building B to the bottom of the wall B1.
After the completion of one step of cleaning the wall surface B1, the pedestal 72 moves up by the lateral width of the wall surface cleaning machine A and descends again to start the next cleaning step. By repeating this process, the wall surface B1 can be washed unattended, safely and quickly.

[0060]

The present invention is embodied in the form described above and has the following effects.

(1) According to the present invention as set forth in claim 1, a nozzle for ejecting the cleaning liquid and the cleaning water toward the wall surface of the building, a rotary brush for interlocking with the rotating means and polishing the wall surface, and an opening are provided. A casing having the nozzle and the rotary brush accommodated therein, and a scattering prevention brush for preventing the cleaning liquid and the cleaning water ejected from the nozzle from scattering from the opening of the casing on the periphery of the opening of the casing. Since it is equipped with an anti-scattering brush, the gap between the casing opening and the wall surface can be blocked with a scattering prevention brush to prevent the washing liquid and washing water from splashing from the casing opening, and the area around the washing work site is contaminated with the washing liquid. Therefore, the wall surface can be washed without causing any inconvenience to passersby or residents of the adjacent building.

Further, since the scattering preventing brush formed by implanting the flexible bristles is used, even if the wall surface has some irregularities, the bristles are deformed to cause the opening portion and the wall surface to be deformed. The wall cleaning work can be performed without closing the gap and cleaning liquid and cleaning water are not scattered from the opening.

(2) In the present invention as set forth in claim 2, since the urging means for pressing the casing is provided on the wall surface side, the gap between the opening and the wall surface can be more surely closed, and the above effect is further enhanced. To be enhanced.

(3) In the present invention as set forth in claim 3, since the urging force for pressing the casing to the wall surface side can be changed, the urging force to press the casing to the wall surface side is appropriately adjusted according to the state of the wall surface. Then the wall surface can be washed.

(4) In the present invention as set forth in claim 4, since the sponge-like cushioning material for preventing the casing from directly contacting the wall surface is provided on the periphery of the opening portion of the casing, the casing is pressed against the wall surface side. Also, the casing allows the wall surface to be washed without damaging the wall surface.

(5) In the present invention according to claim 5, since the suction pump for sucking the cleaning liquid and the cleaning water ejected from the nozzle is connected to the casing, the cleaning liquid can be forcibly sucked and the suction pump By connecting the water collection tanks to each other, it is possible to prevent the cleaning liquid from scattering and perform the wall surface cleaning work, and to easily collect and discard the cleaning liquid.

[Brief description of drawings]

FIG. 1 is an explanatory view showing a usage state of a wall surface cleaning machine A according to the present invention.

FIG. 2 is a perspective view of a wall surface cleaning machine A.

FIG. 3 is a sectional view of the same.

FIG. 4 is a front view of the same.

FIG. 5 is a sectional view showing another embodiment.

[Explanation of symbols]

 A Wall Washer B1 Wall C1 Wire D Tension Belt P Suction Pump 1 Nozzle 2 Electric Motor 3 Rotating Brush 4 Casing 8 Scattering Prevention Brush 9 Buffer 40 Opening 46 Connecting Plate 47 Connecting Hole

Claims (5)

[Claims] 1. A nozzle (1) for ejecting cleaning liquid and cleaning water toward a wall surface (B1) of a building, and a rotary brush for interlocking with a rotating means and polishing the wall surface (B1).
(3) and an opening (40), the nozzle (1) and the rotary brush
The casing (4) accommodating and arranging (3), and the cleaning liquid and cleaning water ejected from the nozzle (1) around the opening (40) of the casing (4) have the opening (4) of the casing (4).
A wall surface washer equipped with a scattering prevention brush (8) for preventing scattering from (0) and cleaning up and down the wall surface (B1) by moving up and down along the wall surface (B1). 2. The wall-cleaning machine according to claim 1, further comprising urging means for pressing the casing (4) on the wall (B1) side. 3. The urging force for pressing the casing (4) to the wall surface (B1) side can be changed.
Wall washing machine described in. 4. The casing (4) around the opening (40),
4. The wall washer according to claim 1, further comprising a cushioning material (9) for preventing the casing (4) from directly contacting the wall surface (B1). 5. The suction pump (P) for sucking the cleaning liquid and the cleaning water ejected from the nozzle (1) is connected to the casing (4) so as to communicate therewith. Wall washer.