JP2001046290A - Method and device for external wall washing of high building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and a device for an external wall washing of a high building to wash the external wall surface of a high building such as a beautiful appearance chimney. SOLUTION: This device comprises a protruding beam mechanism 2, which is set on the roof of a high building, hangs a wire 3 along the external wall surface E, and can regulate the wire location at a location being suitable for a washing work, a rotary brush, a detergent feeding nozzle and a high pressure water jetting nozzle being loaded in a gondola 1A, which is attached to the wire 3, and can be vertically moved along the external wall surface. A slide shoe, which is projected out from the side surface of the gondola 1A, and keeps an interval between the gondola 1A and the external wall surface at a specified location, or changes the interval between the protrusion on the external wall surface and the gondola 1A, is formed. By the provision of the slide shoe, even when there is an obstacle having unevenness such as a bay window on the external wall surface E to be washed, the obstacle can be gotten over, and the work can be continued without trouble.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for cleaning an outer wall of a high-rise structure and a method for removing and cleaning dirt on the outer wall of an existing high-rise structure for maintaining aesthetic appearance or performing repainting. TECHNICAL FIELD The present invention relates to a high-rise structure outer wall cleaning device for use in an automobile.

[0002]

2. Description of the Related Art The outer walls of high-rise structures such as high-rise buildings, towers, bridge piers, and beautiful chimneys are exposed to exhaust gases and dust in the atmosphere for a long time after construction, and contaminants adhere to the walls or rust. It is necessary to remove contaminants and the like that have adhered to the outer wall surface for a long time in order to regain the original aesthetic appearance or to extend the life of the product due to the generation and contamination of the product. is there. FIG. 14 is a partial side view showing a conventional general cleaning method for cleaning and removing dirt attached to the outer wall surface of the high-rise structure.

As shown in the figure, in order to clean the outer wall surface of a conventional high-rise structure H such as a chimney stack, a support beam 41 is fixedly provided on the roof of the high-rise structure H, and The wire 3 is hung along the outer wall E from the tip of the support beam 41 protruding outward from the outer wall E, and a weight 6 for suppressing the movement of the wire 3 is attached to the lower end thereof. . Further, a gondola 40 incorporating the endless winch 9 is attached in the middle of the wire 3, and the wire 3 wound around the endless winch 9 is wound up and down, thereby raising and lowering the gondola 40.
An operator who has boarded the gondola 40 removes contaminants and the like adhering to the outer wall surface E using a dirt, a mop, or the like, and performs cleaning.

However, in the above-described conventional method for cleaning the outer wall of a high-rise structure, the cleaning operation is performed at a high place as described above, and the gondola 40 on which the operator is mounted swings by the weight 6 provided at the lower end. Although it is reduced, the wire 3 is suspended by the wire 3 which is easy to swing, and the wire 3 is raised and lowered by winding and rewinding of the wire 3 by the endless winch 9, so that large swing occurs depending on disturbance. In some cases, there is a problem in safety, cleaning work efficiency is poor, and furthermore, it takes time to move the gondola 40 to the position of the outer wall surface E where work is performed, and the work time is long. .

[0005] Furthermore, by high-rise structures and require cleaning, as shown in FIG., The outer wall surface E to perform the washing operation, or each other provided with a projection E ₄ bay window or the like, for example, aesthetics chimney concave E ₁ and the convex surface E ₂ in the height direction of the outer wall surface E as
In the former case, it takes much time to move the gondola 40 to the cleaning operation position, and in the latter case, contamination using cloth, mop, etc. Material removal requires a long working time,
In addition, there is a problem in that there is a limit in removing contaminants and the like, resulting in poor working accuracy.

[0006]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems that occur in the conventional method for cleaning the outer wall of a high-rise structure. Cleaning efficiency can be improved without causing any problems.Furthermore, it is possible to quickly move to the work position and shorten the work time. A high-rise structure that can move to a work position in a short time, and can perform outer wall cleaning in a short time without lowering the cleaning accuracy even when the outer wall has an uneven surface, and a high-rise structure. An object of the present invention is to provide an apparatus for cleaning an outer wall of an object.

[0007]

Therefore, the first method for cleaning the outer wall of a high-rise structure according to the first aspect of the present invention employs the following means.

(A) A cleaning device for cleaning the outer wall surface is mounted on a gondola suspended along the outer wall surface of the high-rise structure via a wire suspended from the roof of the high-rise structure. The first preparation work step in which the equipment and the equipment installed on the ground necessary for operating the cleaning equipment are connected to perform the washing operation by remote control from the ground, (B) the gondola is placed at the top of the outer wall surface The rotating brush, which is to be supplied at the time of going forward at least when the detergent supplied from the cleaning device descends on the outer wall surface, is pressed against the outer wall surface, and is reciprocated by a predetermined stroke up and down the outer wall surface. A first washing operation step of washing with a detergent,
(C) While the supply of the detergent from the cleaning device is stopped, the high-pressure water supplied from the cleaning device is sprayed onto the outer wall surface, and the outer wall surface of the first cleaning work stroke range is lowered from the position where the first cleaning work process is completed. By repeating the second cleaning operation step of cleaning the outer wall surface with the rotating brush while rotating, and (D) repeating the first cleaning operation step and the second cleaning operation step, cleaning from the uppermost to the lowermost of the outer wall surface of the high-rise structure is performed. After doing
After the 1-stripe cleaning of the outer wall of the high-rise structure from the uppermost to the lowermost is performed, the second preparation for moving the wire along with the gondola in the lateral direction of the outer wall by the width of the axial length of the rotating brush. The working process, (E) the first cleaning working process, the second cleaning working process, and the second preparation working process are sequentially repeated to wash the entire circumference of the outer wall surface, or the outer wall cleaning working process for cleaning the outer wall surface particularly requiring cleaning. .

(A) As described above, according to the method for cleaning the outer wall of a high-rise structure according to the present invention, the cleaning device is mounted on the gondola attached to the wire suspended from the roof, and the gondola is raised and lowered along the wire. Since the walls of the high-rise structure are all cleaned by remote control from the ground, the cleaning operation can be performed safely and efficiently in a short time. Furthermore, a rotating brush is used for the cleaning device, and a cleaning agent is first supplied to the rotating brush to rub against the outer wall surface E, and then high-pressure water is sprayed. In addition, it is possible to perform high-precision cleaning that can reduce the amount of contaminants remaining on the outer wall surface.

Further, a second high-rise structure outer wall cleaning apparatus of the present invention, which can be used in the first high-rise structure outer wall cleaning method of the present invention, has the following means.

(1) It is installed on the roof of the high-rise structure so as to protrude outward from the outer wall surface, suspends the wire along the outer wall surface of the high-rise structure, and separates the wire from the outer wall surface requiring cleaning. In addition, a protruding beam mechanism that can adjust the suspension position of the wire at a separation position suitable for the cleaning operation is provided.

(2) The wire is attached to the wire whose suspension position is adjusted to a position suitable for the washing operation, separated from the outer wall surface requiring washing, and the attached wire is attached by an endless winch or the like. A gondola was provided so that it could be freely moved up and down along the outer wall surface by winding and rewinding.

(3) A rotating brush mounted on a gondola that freely moves up and down along the outer wall surface to remove contaminants and the like adhering to the outer wall surface for cleaning, and at least a first cleaning for improving the cleaning effect. At the time of going forward in the working process, high-pressure water is sprayed toward the detergent supply nozzle for supplying the detergent to the rotating brush and particularly the outer wall surface in the second washing working process, and the rotating brush is easily peeled off in the first washing working process. A cleaning device including a high-pressure water jet nozzle for removing contaminants and the like adhering to the outer wall surface and removing detergents and the like that washed the outer wall surface was provided.

(4) The gondola is protruded from the side surface of the gondola facing the outer wall surface toward the outer wall surface, and maintains a gap between the gondola and the outer wall surface at a predetermined position suitable for washing work, or a window or the like on the outer wall surface. When there was a protrusion, a slide shoe was provided to change the distance between the gondola and the outer surface of the protrusion to an arbitrary distance corresponding to the height of the protrusion.

(B) Since the high-rise structure outer wall device of the present invention is constructed as described above, in addition to the above (a), the hanging position of the wire can be changed to the gap between the outer wall surface and the projecting beam. By providing the mechanism, even if there is a projection as an uneven obstacle such as a bay window on the outer wall to be cleaned, it is possible to get over this and continue the operation without any trouble.

Further, a third apparatus for cleaning an outer wall of a high-rise structure according to the present invention, which can be used in the first method for cleaning an outer wall of a high-rise structure of the present invention, has the following means.

(5) It is installed on the roof of a high-rise structure, suspends wires along the outer wall surface of the high-rise structure, and is laid along the direction of the outer wall surface of the roof to travel on guide rails. In addition, a protruding beam mechanism is provided so that the hanging position of the wire to which the gondola is attached can be adjusted to an arbitrary lateral position along the outer wall surface.

(6) A gondola and a washing device similar to the above (2) and (3) were provided.

(7) The gondola is protruded from the side surface of the gondola facing the outer wall surface toward the outer wall surface, and a gap between the gondola and the outer wall surface is held at a predetermined position suitable for washing work. When running, if there is a protrusion on the outer wall surface, the distance between the gondola and the outer wall surface is reduced so as to be a distance corresponding to the height of the protrusion, and the vehicle travels on the protrusion and is above the protrusion. , And guide wheels adapted to run continuously below.

(C) Since the high-rise structure cleaning apparatus of the present invention is configured as described above, in addition to the above (a), the projecting beam mechanism for suspending the wire can be moved along the guide rail. Therefore, it is very easy to move the wire with the gondola to the area to be cleaned, and the working efficiency is further improved. Also, since the guide wheel is configured to be able to freely move forward and backward in a direction orthogonal to the outer wall surface by expanding and contracting toward the outer wall surface,
Even if there are large projections on the outer wall surface, they can easily get over them and move up and down without any trouble.
The cleaning operation as a stroke can be performed.

A fourth apparatus for cleaning the outer wall of a high-rise structure according to the present invention employs the following means in addition to the above-mentioned means (2) and (3).

(8) When cleaning the outer wall surface with the cleaning equipment mounted on the gondola, high-pressure water, detergent,
And a waste liquid collection hood that prevents and collects washing waste liquid consisting of contaminants attached from the outer wall surface and scatters around the gondola. , A waste collection hose that transfers from the washing height of the gondola equipped with a waste collection hood to the ground, and a waste collection that is connected to the lower end of the waste collection hose and installed on the ground and stores the washing waste transferred by the waste collection hose. A waste liquid recovery device consisting of a tank was provided.

(D) Since the apparatus for cleaning a high-rise structure according to the present invention is constructed as described above, in addition to the above (a) to (c), by providing a waste liquid recovery device including a waste liquid recovery hood and the like. In addition, since the washing waste liquid is prevented from being scattered and the waste liquid is collected, a clean washing operation that is environmentally friendly can be performed.

A fifth aspect of the present invention, which is an apparatus for cleaning an outer wall of a high-rise structure, includes the following means in addition to the above-mentioned means (2) and (3).

(9) The rotating brush constituting the cleaning device is
The rotary brush is formed of divided brushes divided into a plurality of bodies in the axial direction of the drive shaft that drives the rotary brush, and each divided brush is configured to contact the side surfaces disposed to face each other with each other to make contact with the outer peripheral surface of the drive shaft. , And can be rotated by pressing the outer wall surface to remove contaminants adhering to the outer wall surface.

(E) Since the high-rise structure cleaning apparatus of the present invention is constructed as described above, in addition to the above (a) to (c), a plurality of rotary brushes are divided in the axial direction.
Even if the outer wall surface is smooth, since the contact with the wall surface is flexible, all the divided brushes effectively act on the wall surface, and the wall surface can be effectively cleaned. If the outer wall surface E has irregularities, the tip of one of the rotating divided brushes enters the concave surface to clean the concave portion, and the other brush 7 cleans the convex surface. The entire outer wall surface can be accurately cleaned.

A sixth aspect of the present invention, which is an apparatus for cleaning an outer wall of a high-rise structure, includes the following means in addition to the above-mentioned means (2) and (3).

(10) The rotating brush constituting the cleaning device is divided in the direction of the axis of the drive shaft for driving the rotating brush, and the plurality of thin brushes are enlarged in diameter. It is composed of a plurality of wide divided brushes having a reduced diameter, and the thin divided brushes and the wide divided brushes are alternately arranged in the axial direction, and the side faces arranged opposite to each other are brought into contact with each other to form a drive shaft. , Which is turned on by pressing the outer wall surface to remove contaminants adhering to the outer wall surface.

(F) Since the apparatus for cleaning the outer wall of a high-rise structure according to the present invention is constructed as described above, the above-mentioned (a) to (c)
In addition, since the brush part of the rotating brush is divided into a thin divided brush and a wide divided brush, the contact with the wall gives flexibility, and even if the wall is smooth, all the divided brushes work effectively on the wall. The wall surface can be effectively cleaned. When the outer wall surface has irregularities, one of the rotating divided brushes, for example, the tip of the thin width divided brush enters the concave surface to clean the concave portion, and the other wide divided brush cleans the convex surface. Since the cleaning is performed, the entire uneven surface can be cleaned more accurately. Further, the seventh high-rise structure outer wall cleaning apparatus of the present invention employs the following means in addition to the above-mentioned means (2) and (3).

(11) The rotating brush constituting the cleaning device has the same configuration as the rotating brush described in (10) above, and the drive shaft provided with the thin-width divided brush and the wide-width divided brush moves from a horizontal state. The outer wall surface can be pressed by tilting.

(G) Since the apparatus for cleaning the outer wall of a high-rise structure according to the present invention is constructed as described above, the above-mentioned (a) to (c)
In addition, when a divided brush, for example, a thin-width divided brush enters the concave surface and needs to clean the concave side wall, the drive shaft is slightly inclined from a horizontal state by a cylinder extension or the like, and the thin-width divided brush is removed. If inserted into the concave surface, the tip of the thin plate split brush will rotate while strongly pressing the left and right concave side walls in the concave surface, thereby further improving the cleaning accuracy of the concave side wall. Become.

The eighth high-rise structure outer wall cleaning apparatus of the present invention employs the following means in addition to the above-mentioned means (2) and (3).

(12) The rotating brush constituting the cleaning device is divided in the direction of the axis of the drive shaft for driving the rotating brush, and a plurality of thin brushes having a large diameter and a diameter smaller than the diameter of the thin brush. It consists of a plurality of wide divided brushes whose diameter has been reduced, and the thin divided brushes and the wide divided brushes are alternately arranged in the axial direction, and the thin divided brushes are centered on the center of the drive shaft, For example, it is arranged on the outer peripheral surface of the drive shaft with a right and left inclination so as to be symmetrical.

(H) Since the apparatus for cleaning the outer wall of a high-rise structure according to the present invention is constructed as described above, the above-mentioned (a) to (c)
In addition to the above, when the divided brushes, in particular, the thin width divided brushes protrude into the respective concave surfaces and clean the concave side walls, the thin width divided brushes are inclined from a direction orthogonal to the axial direction of the drive shaft,
Since it is provided on the drive shaft, the tip of the thin width divided brush inserted with a slight inclination from the horizontal state will rotate while strongly pressing the left and right concave side walls in the concave surface, Thereby, the cleaning accuracy of the concave side wall is further improved. Further, since the inclined thin-width divided brushes are arranged symmetrically, the circumferential component force at the time of washing can be balanced, so that a reasonable washing operation can be performed. A tilting mechanism for tilting the drive shaft for tilting the width dividing brush is not required.

[0035]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the method for cleaning the outer wall of a high-rise structure and the apparatus for cleaning the outer wall of a high-rise structure according to the present invention will be described below with reference to the drawings. In the drawing, the same or similar members as those of the conventional high-rise structure outer wall cleaning apparatus shown in FIG. 14 are denoted by the same reference numerals, and description thereof will be omitted as much as possible. FIG. 1 is an overall side view showing a first embodiment of a high-rise building outer wall cleaning apparatus of the present invention, FIG. 2 is a side view showing a gondola in the embodiment shown in FIG. 1, and FIG. 3 is shown in FIG. It is a front view of the gondola shown by the partially broken section in AA of an arrow.

As shown in FIG. 1, a pair of projecting beam mechanisms 2 are placed on the roof of a high-rise structure such as a beautiful chimney to be cleaned with an outer wall.
Are provided at intervals in a direction orthogonal to the paper surface.
The pair of projecting beam mechanisms 2 are pivotally attached at their base ends to a column 2a which is reinforced with a large number of reinforcing members on the roof and is vertically erected, and at an intermediate height position of the column 2a which does not interfere with the reinforcing members. At the same time, the wire 3 wound around the sheave 2c provided at the top end of the column 2a is wound around the tip, and the wire 3 is wound from the tip.
2b provided with a sheave 2d configured to hang along the outer wall surface E, and one end thereof is connected to a distal end portion of the projecting beam 2b separated from the distal end provided with the sheave 2d toward the base end, and the other end. The support wire 4 attached to the mooring tool 4a fixed to the roof, one end of the support wire 4 is engaged in the middle of the support wire 4, and
The other end is connected to a mooring tool 5a fixed to the roof, and the chain block 5 is configured so that the length of the support wire 4 can be adjusted.

The projecting beam mechanism 2 configured as described above adjusts the length of the chain block 5 to operate the length of the support wire 4 attached to the tip of the projecting beam 2b, thereby producing a projecting beam. By rotating the base 2b around a pivot point at a base end portion pivotally connected to the column 2a, the inclination of the projecting beam 2b is changed as shown by an arrow, and the wire 3 is hung along the outer wall surface E. The position of the sheave 2d provided at the tip of the projecting beam 2b is adjusted so that the gap between the suspended wire 3 and the appearance E can be changed.

Further, as described above, it is unwound from the winch 3a installed on the roof and wound around the sheave 2c provided at the top end of the column 2a and the sheave 2d provided at the tip of the projecting beam 2b as described above. In the middle of the wire 3 suspended at intervals along E, a gondola 1A is attached so as to be able to move up and down. The gondola 1A is equipped with an endless winch 9 for lifting and lowering the gondola 1A described later, a cleaning device 7 for cleaning the outer wall E, a slide shoe 12 for keeping a constant distance between the gondola 1A and the outer wall E, and the like. ing.

At the lower end of the wire 3 is attached a weight 6 for suppressing the swaying. Further, on the ground near the lower end of the wire 3, high-pressure water is supplied to a washing device 7 on the gondola 1 A via a high-pressure hose 10 a. Is provided.

As shown in FIGS. 2 and 3 showing the structure of the gondola 1A and the apparatus on the gondola 1A, the gondola 1A
Projection beam mechanism 2 spaced apart in a direction perpendicular to the paper surface
, And a pair of left and right wires 3 suspended along the outer wall E are suspended via the above-described endless winch 9 wound, respectively, and the endless winch 9 is driven and wound. By winding and rewinding the wire 3, the wire 3 can be moved up and down along the outer wall surface E along the wire 3.

The gondola 1A has a rotating brush 7a,
A cleaning device 7 including a detergent supply nozzle 16, a high-pressure water injection nozzle 11, and the like, a slide shoe 12, and a waste liquid collecting hood 19 are provided. Of these, the rotating brush 7a
Has a predetermined length in the axial direction, is rotatably supported by the tip of an arm 8 protruding from the side surface of the gondola body 20 toward the outer wall surface E, and is always supported on the outer wall surface E by a spring 8a. The arm 8 is pressed by a predetermined force, and is rotated by a motor 22 provided on the side of the shaft support of the arm 8.

The detergent supply nozzle 16 is connected to the gondola body 20.
The detergent in the detergent tank 14 installed above is supplied to the rotating brush 7 by driving the pump 15. High pressure water injection nozzle 1
1 drives the above-mentioned high-pressure pump 10 on the ground, and injects high-pressure water supplied via a high-pressure hose 10a to an outer wall surface E to be cleaned. The slide shoe 12 is a gondola 1A
A pair is arranged on the upper and lower sides and on the left and right sides, and the gondola 1A and the wall E are always kept in contact with the outer wall E at a predetermined interval by a shoe pressing mechanism described later, and guide the raising and lowering operation of the gondola 1A. The guide wheels 3 shown in the second embodiment are replaced with the slide shoes 12.
7, 38 may be provided.

The shoe pressing mechanism 17 includes a gondola body 20.
A weight 17a protruding outward from the cylinder, and a cylinder 18 for rotating the weight 17a in the vertical direction.
By retracting the cylinder 18, the weight 17a
Is pushed downward, that is, on the side opposite to the side facing the outer wall surface E of the gondola body 20, to apply a component force in the direction of the outer wall surface E to the gondola 1A suspended by the wire 3. When the slide shoe 12 is always in contact with the outer wall surface E, or when the distance between the wire 3 suspended from the projecting beam 2b and the outer wall surface E is increased, the weight 17 is moved by expanding the cylinder 18. , The component between the wire 3 and the outer wall E can be widened by removing the component force in the outer wall direction.

The waste liquid collecting hood 19 is provided with a detergent supplied from the detergent supply nozzle 16 to the rotating brush 7a during the cleaning operation, and a high pressure water jetted from the high pressure water jet nozzle 11 toward the outer wall E around the periphery. A washing liquid consisting of a used detergent and high-pressure water which has been prevented from being scattered and from which contaminants and the like on the outer wall surface E have been removed is collected, and a waste liquid collecting hose 19 is provided.
It is sent to a waste liquid recovery tank provided on the ground via a and collected.

The detergent supplied from the detergent supply nozzle 16 to the rotating brush 7a includes (1) a surfactant of 2
Those containing about 2 to about 10%, (2) containing an appropriate amount of abrasive, and (3) containing an alkaline component are preferred.

Since the high-rise structure outer wall cleaning apparatus of the present embodiment is configured as described above, the high-rise structure outer wall cleaning is performed in the following work steps (1) to (7).

(1) The projecting beam mechanism 2 is installed on the roof of the high-rise structure H to be cleaned, the wire 3 is suspended along the outer wall E, the weight 6 is attached to the lower end thereof, and the wire 3 is attached to the wire 3. Attached a gondola 1A, and a rotating brush 7a, a detergent supply nozzle 16, a detergent tank 14,
The washing device 7 including the high-pressure water jet nozzle 11, the slide shoe 12, the shoe pressing mechanism 17, the waste liquid collecting hood 19, and the like are installed. Further, the above-described device mounted on the gondola 1A is installed on the ground, A device for remotely controlling a device on the gondola 1A is connected from the ground.

For example, a high-pressure hose 10a for connecting the high-pressure water injection nozzle 11 and the high-pressure pump 10, a pump 15, a wiring 21 for connecting a motor 22 to an operation panel (not shown),
First preparation work process such as connection of a waste liquid recovery hose 19a for connecting the waste liquid recovery hood 19 and the above-described waste liquid recovery tank provided on the ground (2) The endless winch 9 mounted on the gondola book 20 is driven to drive the gondola 1A. Is moved up to the uppermost position of the outer wall surface E where the washing is performed, and the first operation is a part of the first washing operation step in which the washing is performed one stroke at a time from the rooftop to the ground side by remote control from the ground. Outbound cleaning work process. In this cleaning work process, prior to the work, a suitable amount of high-pressure water is sprayed from the high-pressure water spray nozzle 11 to the rotating brush 7a so that water is contained in advance, and during the work, the rotating brush 7a rotated by the motor 22 is rotated. On the other hand, while supplying the detergent from the detergent supply nozzle 16, the gondola 1A is lowered by one-stroke, and the rotating brush 7 at this time is lowered.
The outer wall E is washed by rubbing the detergent against the wall E by the rotation of a.

(3) The supply of the detergent to the rotating brush 7 is continued, or the supply of the detergent is stopped depending on the degree of contamination on the wall E, and the gondola 1A is cleaned in the first forward cleaning operation step. A first reciprocating cleaning operation step, which is a part of the first cleaning operation step of raising the same trajectory to the original height by the stroke.

(4) The supply of the detergent from the detergent supply nozzle 16 is stopped, and the gondola 1A is again rotated while spraying high-pressure water from the high-pressure water injection nozzle 11 onto the cleaning surface and rotating the brush 7. A second cleaning operation step of cleaning the wall surface E by lowering by 1-stroke from the position raised in the first return operation step. It should be noted that the first outbound work process, the first
In the return operation step and the second cleaning operation step, the used detergent and high-pressure water are sequentially collected from the waste liquid collecting hood 19 through a waste liquid collecting hose 19a to a waste liquid collecting tank installed on the ground.

[0051] Further, in the working step described above, when the outer wall surface portion E of the cleaning is carried out 1 Stroke length (such as a bay window) projections is E ₄ operates the chain block 5 of突梁mechanism 2 The wire 3 by changing the inclination angle of the beam 2a.
By widening the distance between (gondola 1A) and the outer wall surface E, drop or increase the gondola 1A rides over the projection E _4.

(5) Thereafter, the operations of (2) to (4) are repeated so that the uppermost position of the outer wall surface E to be cleaned, that is, from the roof to the lowermost position, that is, the axial length of the rotary brush 7a from the roof to the ground. Cleaning the width of the first stripe
e) Working process.

(6) After completion of the first stripe working process,
By shifting the installation position of the beam mechanism 2, the hanging position of the wire 3 (the position of the gondola 1 A) is shifted by the axial length of the rotating brush 7 to the position of the outer wall surface E adjacent to the outer wall E that has been cleaned. In the direction of movement, or a spare brush mechanism and a wire separately from the
A second work preparation step in which the gondola 1A is installed at an adjacent position shifted laterally by the axial length of, and the gondola 1A is transferred to an adjacent wire on the ground.

(7) The above (2) first forward cleaning operation step,
(3) First going-back cleaning operation step, (4) Second cleaning operation step, (5) First stripe operation step, and (6) Second cleaning operation step
An outer wall cleaning step of repeating the work preparation step sequentially to wash the entire peripheral wall of the advanced structure or the outer wall E requiring cleaning.

As described above, according to the method of cleaning the outer wall of a high-rise structure according to the present embodiment and the cleaning apparatus used in the cleaning method, the cleaning device is attached to the gondola 1A attached to the wire 3 suspended from the roof. 7 so that the entire outer wall E of the high-rise structure H can be cleaned by remote control from the ground while raising and lowering the gondola 1A along the wire 3. Therefore, the cleaning operation is safe and efficient. It can be performed well in a short time.

Further, since the projecting beam mechanism 2 that can change the gap between the position where the wire 3 is suspended and the outer wall E is used, even if there is an uneven obstacle such as a bay window on the outer wall E. Therefore, the work can be continued without any trouble. Further, a rotating brush 7a or the like is used for the cleaning device 7, and a detergent is first supplied to the rotating brush 7a to remove the outer wall E.
Since high-pressure water is sprayed after rubbing, even if there are irregularities on the wall surface, it is possible to perform cleaning with high working accuracy that can reduce the residual of pollutants on the wall surface E efficiently.

Next, FIG. 4 is an overall view showing a second embodiment of the high-rise structure outer wall cleaning apparatus of the present invention, FIG. 5 is a side view showing a gondola in the embodiment shown in FIG. 4, and FIG. 5
7 is a plan view taken along the line BB shown in FIG. 7, and FIG. 7 is a view showing an operation in which the gondola shown in FIG.

As shown in FIG. 4, the high-rise structure cleaning apparatus according to the present embodiment is installed on the roof of a high-rise structure H having an outer wall E to be cleaned, and a pair of right and left from the tip of the projecting beam 30b. Projection beam mechanism 3 in which wire 3 is suspended along outer wall E
0, gondola 1 hung up and down freely on wire 3
B, a plurality of guide wheels 37, 38 capable of maintaining a constant distance between the gondola 1B and the outer wall E, or arbitrarily changing the distance between the gondola 1B and the outer wall E.
And so on.

The projecting beam mechanism 30 in the present embodiment is mounted on a guide rail 31a laid along the outer wall edge at the top end of a column 31 erected on the roof so as to run freely via wheels 30c. Projection beam 30 provided on trolley 30a
b, and a sheave 30d provided at the lower end of the bracket that is vertically provided from the tip of the projecting beam 30b. This girder 3
0b is connected to the upper surface of the gondola 1B at the tip of the wire 3 suspended via the sheave 30d provided at the tip of the gondola 1B. The endless winch 9 is connected to the endless winch 9.

By driving the endless winch 9 to wind and unwind the other end of the wire 3, the gondola 1B can be moved up and down along the outer wall surface E to be cleaned. Note that, instead of the endless winch 9, a general winch in which the other end of the wire 3 is wound on a drum and unwound may be used. On the ground, a high-pressure pump, an operation panel, and the like are installed in the same manner as in the first embodiment described above.
The high pressure hose 10a and the wiring 21 are similar to those shown in FIG.
And is connected to the washing equipment 7 mounted on the gondola 1B in the sky.

As shown in FIGS. 5 and 6, which show the structure of the gondola 1B and the apparatus on the gondola 1B, the rotary brush 7 provided on the gondola 1B is provided in the same manner as in the first embodiment.
a, a cleaning device 7 including a detergent supply nozzle 16 and a high-pressure water injection nozzle 11, a weight 17a, a pressing mechanism 17 including a cylinder 18, and a waste liquid collecting hood 19 are provided.

The rotating brush 7a constituting the cleaning device 7 of the present embodiment has a predetermined length in the axial direction, and is rotatably supported at the tip of a cylinder 36 provided on the gondola body 20.
The operation of the cylinder 36 adjusts the distance between the outer wall E and the outer wall E so that the cylinder is always in contact with the outer wall E and the motor 22 shown in FIG.
The motor is rotated by a motor (not shown) provided in the same manner as described above. The detergent supply nozzle 16 applies the detergent sent from the detergent tank 14 installed on the gondola body 20 to the rotating brush 7.
a, and the high-pressure water injection nozzle 11 is configured to inject high-pressure water sent by the high-pressure pump 10 on the ground to the cleaning surface, as in the first embodiment.

In this embodiment, a plurality of guide wheels 37 and 38 are provided in place of the slide shoe 12 in the first embodiment. The guide wheels 37 and 38 are disposed on the upper and lower sides of the gondola 1B, and are supported by the ends of the rods of the cylinders 34 and 35 which are extendable and contracted. By the action of the pressing mechanism 17, the tip is always pressed against the wall surface E.

The waste liquid collecting hood 19 prevents the detergent and high-pressure water from being scattered during the washing operation, collects the used washing liquid, and sends it to a waste liquid collecting tank provided on the ground by means of a waste liquid collecting hose 19a. They are collected in the same manner as in the first embodiment.

Since the high-rise structure outer wall cleaning apparatus of the present embodiment is configured as described above, the high-rise structure outer wall cleaning is performed in the following work steps (1) to (6).

(1) The girder mechanism 30 is installed on the roof of the high-rise structure H to be cleaned, the wire 3 is hung, the gondola 1B is attached to the wire 3 so as to be able to move up and down, and the cleaning device 7 is mounted on the gondola 1B. A first preparation work step of connecting the equipment on the gondola 1B such as the washing equipment 7 and the equipment installed on the high-pressure pump 10 and the like by a high-pressure hose, wiring, a waste liquid collection hose, etc., (2) As in the first embodiment,
The gondola 1B is reciprocated by 1-stroke from rooftop to ground side by remote control from the ground,
The first cleaning operation step of cleaning the outer wall surface E, that is, while supplying the detergent to the rotating brush 7a,
B is lowered by 1-stroke, and the outer wall E is cleaned by rubbing the outer wall E with the detergent by the rotation of the rotary brush 7a, and after the first forward cleaning operation is completed. A first go-back washing operation step in which the gondola 1B is raised to the original locus on the same trajectory.

(3) While the high pressure water is being sprayed on the cleaning surface and the rotating brush 7a is rotating, the gondola 1B is moved to the first position.
A second cleaning operation step in which the outer wall surface E that has been washed with the detergent in the first reciprocating cleaning operation step is washed with high-pressure water by lowering by 1-stroke from the position where the backward cleaning operation step is completed. In the first cleaning operation step and the second cleaning operation step, the used detergent and high-pressure water are sequentially collected from the waste liquid collecting hood 19 through the waste liquid collecting hose 19a to the waste liquid collecting tank installed on the ground. Is similar to the first embodiment.

[0068] Further, in the working step described above, when the middle of the 1-stroke length of the outer wall surface E of cleaning has protrusions E _4, such as bay window may, in this embodiment,
Gondola 1B by the procedure shown in FIG. 7 over the protrusions E _1, it is possible to lift the. That is, FIG.
Lowering a smooth outer wall surface E as shown in (a) (or raised) to which the gondola 1B is degenerated when reaches the projection E _4, a cylinder 36, which is first pressed against the rotating brush 7a to the outer wall surface E after releasing from retracting the rotating brush 7 with the outer wall surface E by the cylinder 35 closer to the projection E ₄
Was allowed to degenerate, the wheel closer to the projection E _4, FIG. 7 (b)
In FIG. 7 (c), the lower guide wheel 38 is retracted, the upper cylinder 34 is contracted, and the upper guide wheel 37 is pulled up.
It can travel in contact with the 7, 38 both projections E ₄ top.

[0069] Then, the lower wheels 38 and travels to the projection E ₄ lower, as shown in FIG. 7 (d), the cylinder 35
To extend the lower guide wheel 38 toward the outer wall surface E, and then extend the cylinder 34 to also push the upper guide wheel 37, so that both the wheels 37 and 38 run in contact with the wall surface E. And this is the gondola 1
B can travel on the wall E ride over protrusions E _4.

(4) Thereafter, the steps (2) to (3) are repeated, and the width corresponding to the axial length of the rotating brush 7a from the uppermost position to the lowermost position of the outer wall surface E of the high-rise structure H A first stripe working step of cleaning the substrate.

(5) After the end of the first stripe working process,
The rotating brush 7 moves the projecting beam 30b along the guide rail 31a.
And the weight of the ground 26
Is also moved by the same length, and the range to be cleaned is moved to the position of the outer wall E adjacent to the outer wall E that has been cleaned.

(6) The above (2) first cleaning work step,
(3) an outer wall surface cleaning step of sequentially repeating the (2) second cleaning operation step, (4) the first stripe operation step, and (5) the second operation preparation step to clean the outer wall surface of the entire high-rise structure.

As described above, according to the high-rise structure outer wall cleaning apparatus of the present embodiment, the cleaning device 7 is mounted on the gondola 1B attached to the wire 3 suspended from the roof, and the gondola 1B is moved along the wall surface. Since the entire wall surface is cleaned by remote control from the ground while being raised and lowered, the cleaning operation can be performed safely and efficiently. In particular, in the present embodiment, the projecting beam 30 on which the wire 3 is suspended is used.
b can be moved along the guide rail 31a, so that it is very easy to move the gondola 1B to the area to be cleaned adjacent to the cleaned outer wall surface E in the second work preparation step, and the work efficiency is improved. Is further improved.

The guide wheels 37 and 38 are connected to the cylinder 3
In the direction perpendicular to the outer wall surface E due to the expansion and contraction of 4, 35,
Since the reverse is configured freely, similarly to the first embodiment, even if projections E ₄ to the outer wall, which was compared to the first embodiment, moving overcome by a more simple operation it can, without hindrance, may be performed continuously scrubbing the upper and lower protrusions E _4. Furthermore, waste liquid collection hood 1
9 prevents the cleaning liquid from scattering and collects the waste liquid, so that a clean cleaning operation that is environmentally friendly can be performed.

Next, FIG. 8 is a plan view of a rotary brush showing a third embodiment of the high-rise structure outer wall cleaning apparatus of the present invention, and FIG.
FIG. 9 is a view showing the operation of the rotating brush shown in FIG. 8. The rotating brush 7a applied to the high-rise structure outer wall cleaning device of the present embodiment is particularly suitable to be applied to a smooth wall surface or a case where the smooth wall surface has small irregularities.

As shown in FIG. 8, the rotary brush 7a has a brush portion divided into a plurality of portions in the axial direction, and is divided into a thin width divided brush 7a ₁ and a wide width divided brush 7a ₂ having different width dimensions.
Both the thin divided brush 7a ₁ and the wide divided brush 7a ₂ are mounted on the outer periphery of the drive shaft 7b with their axes aligned, and are rotated by the motor 22 provided on the gondola body 20 located at one end of the drive shaft 7b. Like that. Also,
The drive shaft 7b is arranged in parallel with the outer wall surface E to operate.

In the high-rise structure outer wall cleaning apparatus according to the present embodiment, the rotating brush 7a has a thin brush portion 7a _1.
And because it is divided into broad split brush 7a _2, even if the outer wall surface E is flexible for contact with the outer wall surface E is smooth, full split brush 7a _1, 7a ₂ is effectively acts on the outer wall surface E Thus, the outer wall surface E can be effectively cleaned.

When the outer wall E has irregularities, as shown in FIG. 9, one of the rotating divided brushes, for example,
Since the tip of the thin width divided brush 7a ₁ performs cleaning of the recess E ₁ and projects into the concave E _1, the other wide split brush 7a ₂ washed by rotating the upper convex surface E _2, uneven surface E ₁ , it is possible to accurately wash the entire E _2.

Next, FIG. 10 is a plan view of a rotary brush showing a fourth embodiment of the high-rise structure outer wall cleaning apparatus of the present invention, and FIG. 11 is a view showing the operation of the rotary brush shown in FIG.

The rotating brush applied to the high-rise structure outer wall cleaning apparatus of the present embodiment is suitable for use when the outer wall E has uneven surfaces E ₁ and E ₂ continuous in the height direction. . In particular, the rotating brush 7a shown in the third embodiment is
Split brush, for example, in a thin width divided brush 7a ₁ is concave E _1, to be inserted vertically as shown in FIG. 9, the pressing force is weak against the concave side wall E ₃ thin width divided brushes 7a _1, this portion Although the cleaning accuracy of the rotary brush 7a may be reduced, the rotary brush 7a of the present embodiment improves this point so that cleaning can be performed with high accuracy.

[0081] As shown in FIG. 10, form the rotating brush 7a of the present embodiment, it is divided into a plurality in the axial direction, that it is formed from a thin width divided brushes 7a ₁ and wide split brush 7a ₂ Metropolitan is performed This is the same as the rotary brush 7a of the third embodiment. However, the rotary brush 7a of this embodiment, the diameter of the thin width divided brushes 7a ₁ is slightly larger than the diameter of the wide split brush 7a _2, each divided brushes 7a _1, 7a ₂ are arranged alternately adjacent The side surfaces are brought into contact with each other so that the shaft center is attached to the drive shaft 7b.

Further, both ends of the drive shaft 7b are supported at the ends of the arms 8 supported by the support plate 23, and the drive shaft 7b
a is rotated by a motor 22 provided on the arm 8 at one end, and the support plate 23 is attached to one end of the horizontal member 20a so that the horizontal member 20a of the gondola body 20 can have a predetermined inclination angle. One end is pivoted and the other end is a horizontal plate 20a.
A cylinder 24 is provided so as to be connected to one end of a support plate 23 facing the pivot portion of the support plate 23. By extending and contracting the cylinder 24, the support plate 23 is tilted,
3 and a pin hole 25 formed in the gondola main body 20 to fix the position of the drive shaft 7b from the horizontal state, in other words, the thin divided brush 7a attached to the drive shaft 7b.
_1, so that the wide split brush 7a ₂ can be installed with a predetermined inclination.

Since the rotary brush of the present embodiment is configured as described above, the rotary brush 7a of the present embodiment
Shows the cleaning status by the As shown in FIG. 11 (a), (b) , for example, when a thin width divided brush 7a ₁ to clean the concave sidewall E ₃ projects into each concave E _1, the drive shaft 7b by extension of the cylinder 24 at a slight inclination to, when to insert a thin width divided brushes 7a concave E _1, the distal end portion a of the thin plate split brush 7a _1, b is a concave sidewall E ₃ of the right and left within the concave E ₁ strongly it comes to rotate while pressing, thereby cleaning the precision of the concave sidewall E _3, further increased.

FIG. 12 is a plan view of a rotary brush showing a fifth embodiment of the high-rise structure outer wall cleaning apparatus of the present invention, and FIGS. 13 (a) and 13 (b) show the operation of the rotary brush shown in FIG. FIG.

The rotating brush applied to the high-rise structure outer wall cleaning apparatus of this embodiment is suitable for use when the outer wall E has irregularities in the height direction.

As shown in FIG. 12, the rotation of the present embodiment
The brush 7a is divided into a plurality of parts in the axial direction.
As in the fourth embodiment shown in FIG.
7a ₁The diameter of the wide dividing brush 7a_TwoSlightly larger than the diameter of
And each divided brush 7a, 7a_TwoAre arranged alternately
And is attached to the drive shaft 7b.

However, the thin width dividing brush 7 of the present embodiment
a ₁ from a direction perpendicular to the axial direction of the drive shaft 7b with a predetermined inclination angle is attached to the drive shaft 7b, yet so as to be symmetrical about the center of the drive shaft 7b axis disposed Have been.

[0088] rotating brush 7a of this embodiment, which is configured as described above, FIG. 13 (a), the (b), the thin width divided brush 7a _1, respectively concave E ₁
While washing the concave side E ₃ projects into the inner, inclined from the direction thin width divided brush 7a ₁ is orthogonal to the axial direction of the drive shaft 7b, a fourth embodiment so provided on the drive shaft 7b as in the case of, now rotates while thin width divided brushes 7a ₁ of the front end portion a which is inserted at a slight slope, b is, of pressing strongly concave sidewall E ₃ of the right and left within the concave E _1, Thus washing the accuracy of the concave sidewall E ₃ is further improved.

[0089] Further, since in this embodiment are arranged symmetrically thin width divided brushes 7a ₁ inclined in the axial direction of the drive shaft 7b, reasonable circumferential component force during cleaning is balanced washed Work can be done. Furthermore, the cylinder 24 was provided for tilting the thin width divided brushes 7a ₁ shown in the fourth embodiment, the tilting mechanism comprising a pin hole 25 and the like becomes unnecessary.

[0090]

As described above, the first method for cleaning the outer wall of a high-rise structure of the present invention employs the following means.

(A) A gondola equipped with a washing device for washing along the outer wall surface of the high-rise structure is suspended by a wire suspended from the roof of the high-rise structure, and a ground device for operating the washing device and the washing device is suspended. (B) moving the gondola to the uppermost position of the outer wall surface and pressing the rotating brush to which at least detergent is supplied to the outer wall surface when descending the outer wall surface, and A first cleaning operation step of reciprocating a predetermined stroke to clean the outer wall surface, (C) stopping the supply of the detergent, and spraying the supplied high-pressure water to the outer wall surface, thereby changing the stroke range of the first cleaning operation to a rotating brush. (D) (B)
The second preparation for moving the wire in the lateral direction of the outer wall surface by the width of the axial length of the rotating brush after cleaning the outer wall surface from the top to the bottom of the outer wall surface by repeating the operation step and (C) the operation step. An outer wall surface cleaning operation step of sequentially repeating the operation step, (E), (B) operation step, and (D) operation step to wash an outer wall surface requiring cleaning.

Thus, the work of cleaning the high-rise structure can be performed safely and efficiently in a short time. In addition, even if the outer wall surface has irregularities, it is possible to efficiently perform cleaning with high working accuracy that can reduce the amount of contaminants remaining on the outer wall surface.

The high-rise structure outer wall cleaning apparatus of the present invention used in the high-rise structure outer wall cleaning method of the present invention is installed on the roof of the high-rise structure so as to protrude outward from the outer wall surface. Hanging the wire along the outer wall surface, separating from the outer wall surface that needs to be cleaned, a projecting beam mechanism that can adjust the wire position to a position suitable for cleaning work, attached to the wire, winding and rewinding the wire, A washing machine consisting of a gondola that can freely move up and down along the outer wall, a rotating brush mounted on the gondola, a detergent supply nozzle and a high-pressure water jet nozzle to remove, a space between the gondola and the outer wall that protrudes from the side of the gondola Is held at a predetermined position, or the distance between the gondola and the protrusion on the outer wall surface is changed to provide a slide shoe for holding.

Thus, even if there is an uneven obstacle such as a bay window on the outer wall surface to be cleaned, the obstacle can be overcome and the operation can be continued without any trouble.

Further, the third high-rise structure outer wall cleaning apparatus of the present invention used in the high-rise structure outer wall cleaning method of the present invention is installed on the roof of a high-rise structure, and extends along the outer wall of the high-rise structure. A girder mechanism similar to the one described above, which hangs a wire, lays on the rooftop outer edge, runs on guide rails, and can adjust the hanging position of the wire with the gondola to any position on the outer wall. , Cleaning equipment, protruding from the side of the gondola toward the outer wall surface, traveling on the outer wall surface while maintaining the gap between the gondola and the outer wall at a predetermined position, and when there is a protrusion on the outer wall surface, A guide wheel is provided which is retracted so as to have an interval corresponding to the height, travels on the projection, and continuously travels above and below the projection.

This makes it very easy to move the wire with the gondola attached to the area to be cleaned.
The work efficiency is further improved, and even if there is a large projection on the outer wall surface, it can easily move over the projection, and the upper and lower cleaning operations of the projection can be continuously performed without any trouble.

Further, the high-rise structure outer wall cleaning apparatus of the present invention, when cleaning the outer wall surface, uses high-pressure water used for cleaning,
Prevents washing liquid consisting of detergent and contaminants adhering from the outer wall from scattering around the gondola, and collects the waste liquid collecting hood, and the collected washing waste liquid connected to the waste liquid collecting hood from the washing height of the gondola. A waste liquid recovery hose is provided, which is connected to the waste liquid recovery hose for transferring to the ground and a waste liquid recovery hose and is provided with a waste liquid recovery tank for storing the cleaning waste liquid transferred by the waste liquid recovery hose.

Thus, by providing a waste liquid collecting device from a waste liquid collecting hood or the like, it is possible to perform an environmentally friendly cleaning operation in which scattering of the cleaning waste liquid is prevented and the waste liquid is collected.

Further, in the high-rise structure outer wall cleaning device of the present invention, the rotating brush is composed of divided brushes divided into a plurality of bodies in the axial direction of the drive shaft, and the opposing surfaces of the divided brushes are brought into contact with each other to drive the drive shaft. , Which presses the outer wall surface to remove contaminants.

Thus, even when the contact with the outer wall surface is flexible and the outer wall surface is smooth, all the divided brushes can effectively act on the outer wall surface to effectively clean the outer wall surface. Even when the outer wall has irregularities, the tip of the divided brush enters the concave surface to clean the concave portion, and the other brush 7
Can clean the convex surface and can clean the entire concave and convex surface with high accuracy.

In the apparatus for cleaning the outer wall of a high-rise structure according to the present invention, the rotating brush is divided in the axial direction of the drive shaft for driving the rotating brush, and the diameter of the plurality of thin brushes is reduced and the diameter is reduced. It consists of multiple wide-split brushes,
Thin and wide divided brushes are alternately arranged in the axial direction, and the opposite side surfaces are brought into contact with each other, provided on the outer peripheral surface of the drive shaft, and pressed against the outer wall surface to remove contaminants. .

Accordingly, even when the outer wall surface is smooth due to the contact with the outer wall surface, flexibility can be effectively applied to the outer wall surface to effectively clean the outer wall surface.

If the outer wall surface has irregularities, the tip of one of the divided brushes enters the concave surface to clean the concave portion, and the other wide divided brush cleans the convex surface. Can be more accurately washed.

In the apparatus for cleaning an outer wall of a high-rise structure according to the present invention, the rotating brush is formed by a thin-width divided brush and a wide-width divided brush, and the drive shaft can tilt with respect to the outer wall surface.

Thus, when each of the divided brushes enters the concave surface and cleans the concave side wall, the tip of the divided brush inserted at a slight inclination to the drive shaft strongly presses the left and right concave side walls in the concave surface. It starts to rotate in a state where
Thereby, the cleaning accuracy of the concave side wall is further improved.

In the apparatus for cleaning the outer wall of a high-rise structure according to the present invention, the rotating brush is composed of a plurality of thin-width divided brushes and a plurality of wide-width divided brushes divided in the axial direction of a drive shaft for driving the rotating brush. The thin divided brushes and the wide divided brushes are alternately arranged in the axial direction, and the thin divided brushes are arranged on the outer peripheral surface of the drive shaft so as to be symmetrically inclined with respect to the center of the drive shaft. It was assumed.

The divided brushes protrude into the respective concave surfaces to clean the concave side, and the divided brushes are tilted from a direction perpendicular to the axial direction of the drive shaft and provided on the drive shaft. The tip of the thin divided brush inserted
The left and right concave side walls in the concave surface are rotated while being strongly pressed, whereby the cleaning accuracy of the concave side walls is further improved. In addition, since the inclined divided brushes are symmetrically arranged, the circumferential component force at the time of cleaning is balanced, so that a rational cleaning operation can be performed, and a tilting mechanism for inclining the divided brushes is not required. .

[Brief description of the drawings]

FIG. 1 is a first embodiment of an apparatus for cleaning an outer wall of a high-rise structure according to the present invention;
Overall side view showing the form,

FIG. 2 is a side view showing the gondola in the embodiment shown in FIG. 1,

FIG. 3 is a partially cutaway front view taken along a line AA shown in FIG. 2;

FIG. 4 is a second embodiment of the high-rise structure outer wall cleaning apparatus of the present invention.
Overall view showing the form,

FIG. 5 is a side view showing the gondola in the embodiment shown in FIG. 4;

6 is a plan view taken along the line BB shown in FIG. 5,

FIG. 7 is a view showing that the gondola shown in FIG.

FIG. 8 is a third embodiment of the high-rise building outer wall cleaning apparatus of the present invention.
Plan view of a rotating brush showing the form,

9 is a plan view showing the operation of the rotating brush in the direction of arrows CC shown in FIG. 8;

FIG. 10 is a plan view of a rotary brush showing a fourth embodiment of the high-rise building outer wall cleaning apparatus of the present invention,

FIG. 11 is a view showing the operation of the rotary brush shown in FIG. 10;
11 (a) is a front view, FIG. 11 (b) is a plan view taken along the line DD shown in FIG. 11 (a),

FIG. 12 is a plan view of a rotating brush showing a fifth embodiment of the high-rise structure outer wall cleaning apparatus of the present invention,

FIG. 13 is a view showing the operation of the rotating brush shown in FIG. 12;
13 (a) is a front view, FIG. 13 (b) is a plan view taken along the line EE in FIG. 13 (a),

FIG. 14 is a partial side view showing a general method for cleaning dirt attached to the outer wall surface of a conventional high-rise structure.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1A Gondola 1B Gondola 2 Projection beam mechanism 2a Post 2b Projection beam 2c Sheave 2d Sheave 3 Wire 3a Winch 4 Support wire 4a Mooring device 5 Chain block 5a Mooring device 6 Weight 7 Cleaning device 7a Rotary brush 7a ₁ Thin dividing width brush 7a ₂ Split brush 7b Drive shaft 8 Arm 8a Spring 9 Endless winch 10 High pressure pump 10a High pressure hose 11 High pressure water injection nozzle 12 Slide shoe 14 Detergent tank 15 Pump 16 Cleaning supply nozzle 17 (Shoe) pressing mechanism 17a Weight 18 Cylinder 19 Waste liquid collection hood 19a Waste liquid collection hose 20 Gondola body 20a Horizontal member 21 Wiring 22 Motor 23 Support plate 24 Cylinder 25 Pin hole 26 Weight 30 Projection beam mechanism 30a Truck 30b Projection beam 30c Wheel 30d Sheave 31 beam Column 31a Guide rail 34 Cylinder 35 Cylinder 36 Cylinder 37 Guide wheel 38 Guide wheel 40 Gondola 41 Support beam H High-rise structure E Outer wall surface E ₁ Concave (wall) surface E ₂ Convex (wall) surface E ₃ Concave side wall E ₄ Projection a Tip of thin divided brush b Tip of thin divided brush

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masafumi Fukumoto 4-6-22 Kannon Shinmachi, Nishi-ku, Hiroshima Mitsubishi Heavy Industries, Ltd. Hiroshima Works (72) Inventor Yoshifumi Hayashi 4-2-2 Kanon Shinmachi, Nishi-ku, Hiroshima F term in Mitsubishi Heavy Industries, Ltd. Hiroshima Works (reference) 3B116 AA31 AB51 BA02 BA33 BB22 BB33 BB54 BB62 CD22 4D073 AA09 BB03 CA04 CA06 CB03 CB06 CB14 CB18 DC01

Claims (8)

[Claims] 1. A cleaning device is mounted on a gondola suspended along the outer wall surface of the high-rise structure via a wire suspended from the roof of the high-rise structure, and is installed on the ground with the cleaning device. A first preparatory work step of connecting the apparatus with the apparatus, moving the gondola to the uppermost position of the outer wall surface, and pressing a rotating brush against the outer wall surface while supplying a detergent supplied from the cleaning apparatus at least at the time of going forward; A first cleaning operation step of performing reciprocating strokes for cleaning, a second cleaning operation step of cleaning the outer wall surface in the stroke range with the rotating brush while injecting high-pressure water supplied from the cleaning device onto the outer wall surface, After cleaning the outer wall surface from the uppermost to the lowermost of the high-rise structure by repeating the first cleaning operation step and the second cleaning operation step, the axial direction of the rotating brush is changed. The second preparation operation step of moving the wire in the lateral direction of the outer wall surface by the length, the first cleaning operation step, the second cleaning operation step, and the second preparation operation step are sequentially repeated to clean the outer wall surface. A method for cleaning an outer wall of a high-rise structure, comprising an outer wall cleaning operation step. 2. A wire installed on the roof of a high-rise structure, suspending wires along the outer wall surface of the high-rise structure,
A projecting beam mechanism for adjusting a suspension position with respect to the outer wall surface,
A gondola that is attached to the wire and rises and falls freely,
A rotating brush mounted on the gondola for cleaning the outer wall surface, a cleaning device including a detergent supply nozzle and a high-pressure water spray nozzle, and protruding from the gondola toward the outer wall surface, wherein the gondola and the outer wall surface A high-rise structure outer wall cleaning device, comprising: a slide shoe that keeps an interval at a predetermined value or changes the interval to an arbitrary interval. 3. While being installed on the roof of a high-rise structure, suspending a wire along an outer wall surface of the high-rise structure,
A protruding beam mechanism that travels on guide rails laid along the outer wall edge of the roof and adjusts a hanging position with respect to the outer wall surface, a gondola that is attached to the wire and that freely moves up and down, and that is mounted on the gondola and A cleaning device comprising a rotating brush for cleaning the outer wall surface, a detergent supply nozzle and a high-pressure water spray nozzle, and a projection protruding from the gondola toward the outer wall surface to maintain a predetermined distance between the gondola and the outer wall surface. Or change to any interval,
A high-rise structure outer wall cleaning apparatus, comprising: a guide wheel that runs on the outer wall surface. 4. A waste liquid collecting hood mounted on the gondola for preventing the scattering of the washing waste liquid having washed the outer wall surface with the washing device and collecting the washing waste liquid, and collecting the washing waste liquid collected by the waste liquid collecting hood. 3. A waste liquid collecting device comprising a waste liquid collecting hose for transferring the waste liquid from the hood to the ground and a waste liquid collecting tank installed on the ground for storing the cleaning waste liquid transferred by the waste liquid collecting hose. 3. A high-rise structure outer wall cleaning device. 5. The rotary brush comprises a plurality of divided brushes divided in an axial direction of a drive shaft for driving the rotary brush, and each of the divided brushes comes into contact with a side surface thereof to form an outer peripheral surface of the drive shaft. The high-rise structure outer wall cleaning device according to claim 2 or 3, wherein the high-rise structure outer wall cleaning device is provided. 6. The rotating brush is divided in a direction of an axis of a drive shaft for driving the rotating brush, and comprises a thin divided brush having a plurality of large diameter members and a wide divided brush having a small diameter. The thin-width divided brush and the wide-width divided brush are alternately arranged in the axial direction, and are provided on the outer peripheral surface of the drive shaft with their side surfaces in contact with each other. High-rise structure outer wall cleaning device. 7. The rotating brush is divided in a direction of an axis of a drive shaft for driving the rotating brush, and comprises a thin divided brush having a plurality of large diameter members and a wide divided brush having a small diameter. The thin-width divided brushes and the wide-width divided brushes are alternately arranged in the axial direction, are provided on the outer peripheral surface of the drive shaft with their side surfaces in contact with each other, and the drive shaft can be tilted from a horizontal state. The high-rise building outer wall cleaning apparatus according to claim 2 or 3, wherein: 8. The rotary brush is divided in a direction of an axis of a drive shaft for driving the rotary brush, and comprises a plurality of thin-width divided brushes having a large diameter and a wide-width divided brush having a small diameter. The thin-width divided brushes and the wide-width divided brushes are alternately arranged in the axial direction, and the thin-width divided brushes are arranged on the outer peripheral surface so as to be inclined left and right around the center of the drive shaft. The high-rise building outer wall cleaning apparatus according to claim 2 or 3, wherein: