JPH05207956A - Washing machine - Google Patents

Abstract

PURPOSE:To provide the washing machine which can improve the washing efficiency and can be allowed to have versatility by allowing a washing brush to participate in the wall surface by dead weight of a washing unit. CONSTITUTION:A washing unit 5 is provided to be freely ascendable and descendable with a wire 6 from a crane 3 provided on the roof 2 side of a building 1. In this washing unit 5, a brush 21 is provided in a frame 20 to be freely rotatable, and also, a caster which can absorb vibration against the wall surface 4 is provided in the lower part of the frame 20. Moreover, in the periphery of the brush 21 on the anti-building side of the frame 20, a cover member 24 for preventing a washing liquid from being scattered is provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine, and in particular,
The present invention relates to a washing machine suitable for washing walls and window glass of a high-rise building.

[0002]

2. Description of the Related Art Conventionally, in medium- and high-rise buildings, a method has been adopted in which a work gondola is hung on a crane provided on the roof, and a worker who rides on the work gondola cleans the wall surface and the like. It was being done.

However, since such a cleaning work is extremely inefficient and has a problem in safety, recently, a method of cleaning a wall surface or the like using an automatic cleaning unit has been adopted. ing.

As the automatic cleaning unit, for example, a cleaning unit is provided so as to be movable up and down along a guide rail laid on a wall surface, and the wall surface or window glass can be cleaned by a cleaning member such as a brush constituting the cleaning unit. What you have done is known.

As another automatic cleaning unit, there is known one in which a cleaning robot capable of adsorbing to a wall surface via a suction plate is provided and a cleaning member attached to the cleaning robot cleans the wall surface and the like. ..

[0006]

According to the automatic cleaning unit, although cleaning efficiency can be improved and safety can be expected as compared with manual work, the following drawbacks still remain. was there.

That is, in the guide rail type cleaning unit, as a condition for laying the guide rails, the wall surface must be a flat wall surface without unevenness, and in the present day when the exterior design of the building is diversified. There is a drawback that the applicable range is subject to certain restrictions.

Further, in the case of cleaning by a cleaning robot using a suction plate, in addition to the drawback that it is a dedicated machine for each building and is not versatile, it is small in size because the weight of the robot is limited due to its suction force. As a result of the demand for weight reduction, there has been the inconvenience that the cleaning member has to be reduced in size and, as a result, improvement in cleaning efficiency cannot be expected.

[0009]

SUMMARY OF THE INVENTION The present invention has been made by paying attention to the inconvenience in the above-mentioned conventional example, and its purpose is to have general versatility that can be applied without being influenced by the outer shape of a building and to have a large cleaning unit. The purpose of the present invention is to provide a washing machine that can improve the washing efficiency by ensuring a wide washing area.

[0010]

In order to achieve the above object, the present invention provides a crane movably provided on the roof side of a building, and a cleaning unit hung up and down by a wire on the crane. A washing machine configured to supply a washing liquid and electric power to the washing unit from the crane side to wash the wall surface, wherein the washing unit is provided with a sprinkler pipe in the upper part and a caster for grounding the wall surface in the lower part. The frame, a brush rotatably supported by the frame, a drive unit for rotating the brush, and a cover member surrounding the non-building side region of the brush.

[0011]

The cleaning unit is moved up and down by winding and pulling out the wire with a crane. During this ascending / descending, the cleaning liquid is supplied from the crane side to the cleaning unit to spray water on the wall surface and the like, and at the same time, the brush rotates to clean the wall surface and the like. The casters provided in the lower part of the frame act so as to smoothly move on the wall surface and avoid direct collision between the frame and the wall surface.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the drawings.

FIG. 1 shows the overall construction of the washing machine according to this embodiment. In this figure, a crane 3 is arranged on a rooftop 2 of a building 1 such as a building, and a cleaning unit 5 is installed from the crane 3 along a wall surface 4 of the building 1.
Are suspended via wires 6.

The crane 3 is provided with a frame 8 in which a plurality of steel materials are combined vertically and horizontally, and the frame 8 extends in the left-right direction in FIG. 1 along a guide rail (not shown) laid inside the side wall 9 of the roof 2. It is movably installed. A motor-driven wire reel device 10 is arranged on the outer side of the frame 8 (on the front side in FIG. 1), and one end of the wire 6 is connected to the wire reel device 10 by forward and reverse rotation of the wire reel device 10. The cleaning unit 5 is moved up and down by winding and drawing. A hose reel 11 and a cord reel 12 are arranged on both sides of the frame 8 sandwiching the wire reel device 10. One end of a hose 13 for supplying a cleaning liquid to the cleaning unit 5 is attached to the cord reel 12 on the hose reel 11. Are connected to one ends of electric cords 14 for supplying electric power. At this time, it is preferable that the hose reel 11 and the cord reel 12 rotate in synchronization with the rotation of the wire reel device 10, so that the hose 13 and the electric cord 14 can be connected in correspondence with the amount of the wire 6 drawn out. It is possible to prevent sagging.

As shown in FIG. 3, the cleaning unit 5 has a frame 20 having a substantially rectangular shape, a brush 21 rotatably supported by the frame 20, and a driving means 22 for rotating the brush 21. And a cover member 24 (see FIGS. 1 and 2) that surrounds the non-building side region of the brush 21.

The frame 20 includes a pair of upper and lower horizontal rails 20.
A, 20B and a pair of vertical bars 20C, 20D connected to the left and right sides of the horizontal bars 20A, 20B. The upper horizontal bar 20A has a wall surface 4 side parallel to the horizontal bar 20A. An extending sprinkler pipe 26 is arranged.
One end of the hose 13 is connected to one end of the sprinkling pipe 26, so that the cleaning liquid supplied from the crane 3 side through the hose 13 can be sprinkled on the wall surface through the numerous holes formed in the sprinkling pipe 26. It has become.

The horizontal rail 20B at the bottom of the frame 20
A pair of support brackets 27 are provided at a predetermined interval on the lower part of the support bracket 27, and the casters 2 are attached to the support brackets 27.
8 are respectively supported. The rolling roller 29 forming the caster 28 is preferably made of a pneumatic tire and is provided flexibly so as to easily overcome unevenness and the like on the wall surface 4, and the wall surface 4
You can move smoothly on the top.

A rotary shaft 30 rotatably driven by a drive means 22 described later is supported between the vertical bars 20C and 20D, and a brush 21 is provided on the rotary shaft 30. The brush 21 is made of flexible long bristles such as those found in an automatic car wash machine. The specific length of the brush 21 is the rotation shaft 30 and the wall surface 4 when the cleaning unit 5 is suspended. Is set longer than the distance of
The wall surface 4 is cleaned in such a manner that dirt or the like is removed by the belly of the hair.

The drive means 22 is provided on a vertical crosspiece 20D forming a part of the frame 20 via a bracket 32. The drive means 22 is fixed to the bracket 32 and electrically via the electric cord 14. The geared motor 33 is connected to the geared motor 33, and a coupling 34 for transmitting the rotational force of the geared motor 33 to the rotary shaft 30 is included.

A cord reel 35 and a balance weight 36 are provided on the vertical rail 20C on the side opposite to the side where the driving means 22 is provided. Cord reel 3
Reference numeral 5 accommodates the hose 13 on the cleaning unit 5 side of the coupler 37 provided in the middle of the cleaning liquid supply hose 13, and the balance weight 36 corrects the difference in weight from the drive means 22 on the opposite side. The balance weight 36 is provided for the frame 2
The left and right balance of the whole 0 is adjusted. The balance weight 36 is provided on the vertical crosspiece 20C with a slight shift to the side opposite to the building so that the rolling roller 29 of the caster 28 is in contact with the wall surface 4.

A cover member 24 that surrounds the area of the brush 21 on the side opposite to the building is fixed to the frame 20 by means of appropriate bolts, welding, or the like.
The cleaning liquid is provided so as not to be scattered to the side opposite to the building due to the centrifugal force caused by the rotation of In addition, one end of a hanging wire 6 branched into two in the middle is connected to each of the vertical bars 20C and 20D.

When the wall surface 4 and the like are washed by the washing machine in this embodiment, the washing unit 5 is gradually lowered from the roof 2 by an operation from the roof side. At the time of this descent, the brush 21 is rotated while spraying the cleaning liquid onto the wall surface 4 from the water spray pipe 26.

When the cleaning unit 5 descends while cleaning the lower part of the building 1 in this way, the sprinkling and brush 21 are stopped from rotating and the cleaning bracket 5 is pulled up to the rooftop 2 side.

Next, the crane 3 is moved laterally to wash the next washing area in the same manner as described above. In addition,
When the cleaning unit 5 is moved up and down, the rolling rollers 29 of the casters 28 are made of pneumatic tires even if there are uneven portions on the wall surface 4, so that the cleaning unit 5 has elasticity and can easily overcome the unevenness, and thus the lifting and lowering operations can be performed. It is done smoothly.

Therefore, according to the above-described embodiment of the present invention, the cleaning unit 5 is hung on the crane 3, and the brush 21 can be engaged with the wall surface 4 side by the weight of the cleaning unit 5. Within the range of applied load, the cleaning unit 5 can be upsized, and the cleaning efficiency can be expected to be dramatically improved.

Further, since the brush 21 is composed of the relatively long bristles as described above, the contact time with the wall surface 4 can be maintained for a long time, so that the cleaning effect can be improved. is there.

Further, the frame 20 has a cover member 24.
Since the above is provided, it is possible to effectively prevent the sprayed cleaning liquid from being scattered outward by the centrifugal force caused by the rotation of the brush 21.

Even if a certain level difference exists on the wall surface 4 due to the rolling roller 29 of the caster 28, the caster 28
This washing machine can be applied as long as there is no step higher than the entire height, and a wider range of adaptation is possible as compared with the conventional apparatus.

In the above embodiment, the hose 13
Are connected via the coupler 37, and the configuration example in which they are wound on the crane 3 side and the cleaning unit 5 side respectively has been illustrated and described, but a configuration is adopted in which the coupler 37 is not provided and only the crane 3 side is wound. Alternatively, the coupler 37 can be omitted in this case.

Further, the hose 13 and the electric cord 14 are not limited to be separately connected to the vertical crosspieces 20C and 20D, but may be collectively connected to either one.

[0031]

The present invention is constructed as described above, and
According to this, since the cleaning unit 5 is suspended and the brush 21 is involved in the wall surface 4 or the like by utilizing the own weight of the cleaning unit 5, predetermined cleaning can be performed. It is possible to increase the size of the device and improve the cleaning efficiency. Also, since it is not necessary to lay rails on the wall surface 4 and it is possible to overcome a certain uneven surface by the action of casters, it is versatile. However, there is an effect that it is possible to provide a washing machine having an excellent effect which is not available in the conventional apparatus.

[Brief description of drawings]

FIG. 1 is an overall configuration diagram showing a usage mode of a cleaning machine according to an embodiment.

FIG. 2 is a right side view of the cleaning unit in the embodiment.

FIG. 3 is a front view of the cleaning unit in the above embodiment as viewed from the cover member side.

[Explanation of symbols]

 1 Building 2 Rooftop 3 Crane 4 Wall 5 Cleaning Unit 20 Frame 21 Brush 22 Drive Means 24 Cover Member 26 Sprinkling Pipe

Claims (1)

[Claims] 1. A crane provided movably on the roof side of a building, and a cleaning unit hung up and down by a wire on the crane, and a cleaning liquid and electric power are supplied from the crane side to the cleaning unit. In the washing machine configured to wash the wall surface, the washing unit is provided with a sprinkler pipe in the upper portion and a caster for lowering the wall surface in the lower portion, and a brush rotatably supported by the frame. And a drive means for rotating the brush, and a cover member surrounding the non-building side region of the brush.