JPH0932277A - Nacelle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a paint or the like from being dropped to the ground from a space section between the front face of a nacelle and a wall face by providing a drop preventing plate on a floor plate section of the nacelle protrusively to the front sude of the nacelle. SOLUTION: A worker M is mounted on a nacelle 1, an winch installed on a roof is driven to lift or lower the nacelle 1 near a wall face of a building 16, and the worker M paints the wall face with a coating roller 22. A drop preventing plate 5 is extracted from a floor plate 2Z of the nacelle 1 at the time of the painting work, and the front end of a shock member 6 is brought into contact with or moved near to the wall face 16a or 16b of the building 16. The paint dropped from the coating roller 22 during painting is dropped and received on the extracted drop preventing plate 5, and it is not dropped to the ground.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gondola on which an operator rides by suspending it when painting, cleaning or remodeling an outer wall of a building.

[0002]

2. Description of the Related Art Conventionally, when painting the outer wall of a building, etc., an operator rides on a gondola 17 as shown in FIG. The outer wall may be painted.

Conventionally, such a gondola has a protective fence 20 fixedly provided around the upper surface of a floor board 19 as shown in FIG. 6, and the front end surface 19a of the floor board 19 and the front surface 20a of the protective fence 20 are the same. It is formed on the vertical plane.

[0004]

When the wall 16c of the building 16 is painted using the gondola 17 as described above, for example, as shown in FIG. 7, it is painted on the front surfaces 19a, 20a of the gondola 17. Due to the presence of the space 21 between the wall surface 16c of the building 16 and the paint adhered to the coating roller 22 gripped by the worker M, the dropped paint falls to the ground through the space 21. There's a problem.

Therefore, the present invention aims to provide a gondola that solves the above problems.

[0006]

In order to solve the above-mentioned problems, the invention according to claim 1 is a gondola having a protective fence (3) around the upper surface of the floor plate (2). It is characterized in that a paint drop prevention plate (5) is provided so as to project to the front side of the gondola.

According to the present invention, when a gondola is used for work, the fall prevention plate (5) is provided in the space between the front surface of the gondola and the wall surface of the building so that, for example, during painting. At, the paint dropped from the coating roller falls on the fall prevention plate (5) and is prevented from falling to the ground.

According to a second aspect of the present invention, a storage chamber (4) whose front end face is open is formed in the floor plate (2) according to the first aspect, and paint and the like are prevented from falling into the storage chamber (4). Board (5)
It is characterized in that it can be taken out and put in through the front end opening (2b) of the storage chamber (4).

Further, in the present invention, when the width of the space between the front surface of the gondola and the wall surface of the building changes, the pull-out amount of the fall prevention plate (5) is adjusted according to the changed width. .

The invention according to claim 3 is characterized in that the paint drop prevention plate (5) according to claim 2 is constituted by connecting a plurality of plates so as to be capable of expanding and contracting in the front-rear direction. In the present invention, the first plate (5a) forming the fall prevention plate (5) is pulled out, and further the second plate (5b) is extendedly pulled out to the front part of the plate (5a) to drop the fall prevention plate (5). The protrusion amount of the prevention plate (5) can be made extremely long. Therefore, even if the space between the front surface of the gondola and the wall surface of the building is extremely wide, it is possible to prevent the paint or the like from falling.

The invention according to claim 4 is characterized in that a cushioning member (6) is fixed to the front end of the coating material fall prevention plate (5) according to any one of claims 1 to 3. . In the present invention, further, even if the gondola swings in the front-back direction and the tip of the fall prevention plate (5) hits the wall surface, the cushioning member (6) does not hit the wall surface and the wall surface is not damaged. .

The invention according to claim 5 is characterized in that the cushioning member (6) according to claim 4 is provided with a handle portion (7). Further, in the present invention, when pulling out the fall prevention plate (5), the operator's finger is hung on the handholding part (7) and pulled out.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention shown in FIGS. 1 to 5 will be described. Numeral 1 is a gondola, and a protective fence 3 is fixedly installed around the upper surface of the floor plate 2 so that an operator can ride on the floor plate 2 and work in the protective fence 3. The front end surface 2a of the floor plate 2 and the front surface 3a of the protective fence 3 are formed on the same vertical plane.

A storage chamber 4 having an opening on the front end face 2a side is formed inside the floor plate 2 over substantially the entire surface of the floor plate 2. Reference numeral 5 denotes a paint fall prevention plate (hereinafter referred to as a fall prevention plate) formed of a lightweight metal such as aluminum for preventing the paint from falling. The paint fall prevention plate is slid in the storage chamber 4 in the front-rear direction which is the arrow AB direction in FIG. It is movably stored and can be pulled out forward from the front end opening 2b of the storage chamber 4 when used.

Reference numeral 6 denotes a cushioning member made of an elastic material such as a rubber plate which is fixedly extended and fixed forward along the entire length of the front end of the fall prevention plate 5. Reference numeral 7 denotes a handle portion formed in a concave shape on the upper surface of the buffer member 6.

The longitudinal length of the fall prevention plate 5 provided with the buffer member 6 is slightly smaller than the front end surface 2a of the floor plate 2 when the handle portion 7 of the buffer member 6 is fully stored in the storage chamber 4. The length is set so that it is located in the front. Further, the lengths of the fall prevention plate 5 and the cushioning member 6 in the left-right direction (direction of arrow CD in FIG. 1) are set so as to be stored in the storage chamber 4 formed in the left-right direction of the floor plate 2 in a uniform manner. Has been done.

Reference numeral 8 denotes a first stopper fixed to the rear portion of the lower surface of the fall prevention plate 5, which comes into contact with a second stopper 9 fixed to the front portion of the bottom surface of the storage chamber 4 to drop the fall prevention plate 5 from the storage chamber 4. It is something that you should not do.

In FIG. 1, 14 is a caster provided on the lower surface of the floor plate 2. Reference numeral 15 is a suspension wire fixed to the gondola 1, and its upper end is wound around a winch installed on the roof, and the gondola 1 is moved up and down by the forward and reverse rotations of the winch. This lifting drive is a known device.

Next, the usage state will be described. As shown in FIG. 5, an operator M rides on the gondola 1, drives a winch installed on the roof, moves the gondola 1 closer to the wall surface of the building 16 and moves up and down, and the worker M paints the wall surface with a coating roller 22 or the like. To do.

At the time of this painting operation, as shown in FIG. 5, the fall prevention plate 5 is pulled out from the floor plate 2 of the gondola 1, and the front end of the buffer member 6 is brought into contact with or close to the wall surface 16a or 16b of the building 16. This allows the coating roller 2 to be coated during painting.
The paint dropped from No. 2 falls on the fall prevention plate 5 pulled out as described above, is received, and does not fall on the ground.

Further, as shown in FIG. 5, when the building 16 has a projecting wall surface 16a and a recessed wall surface 16b, the gondola 1 moves up and down on the same vertical direction, so that the space between the gondola 1 and the wall surface is increased. The space is as narrow as 23 on the wall surface 16a and as wide as 24 on the wall surface 16b. Therefore, the amount of the fall prevention plate 5 pulled out is reduced when the wall surface 16a is coated, and the fall prevention plate 5 is reduced when the wall surface 16b is coated.
Increase the withdrawal amount of. In this way, even if there is a step on the wall surface, the front end of the fall prevention plate 5 can come into contact with or come close to the wall surface, so that it is possible to prevent the paint from falling onto the ground during coating on each wall surface.

Even if the gondola 1 swings during coating and the tip of the prevention plate 5 hits the wall surface, the buffer member 6 fixed to the front end of the fall prevention plate 5 hits the wall surface, thus damaging the wall surface. Do not give.

When pulling out the fall prevention plate 5, it can be pulled out easily by putting a finger on the hand-holding portion 7. When the gondola 1 is not used, the fall prevention plate 5 is housed in the floor plate 2 as shown in FIG.
Placement and transportation of the gondola is not inconvenient.

Next, another embodiment shown in FIG. 4 will be described. In this embodiment, the above-mentioned fall prevention plate 5 is provided with two sheets 5a and 5b.
It consists of. In FIG. 4, reference numeral 5a is a first plate similar to the fall prevention plate 5 of the above-mentioned embodiment, and a buffer member 6 similar to the above is fixed to the front end surface thereof, and a handle portion 7 is formed on this. A first stopper 8 is fixed to the rear portion of the lower surface.

Reference numeral 5b is a second plate accommodated in the storage chamber 4 so as to be slidable in the front-rear direction, and the length in the front-rear direction and the length in the left-right direction are formed so as to be fully accommodated in the storage chamber 4. .
A third stopper 10 is fixed to the rear portion of the lower surface of the second plate 5b, a fourth stopper 11 is fixed to the rear portion of the upper surface, and a fifth stopper 12 is fixed to the front portion of the upper surface.

A second stopper 9 similar to the above is fixed to the front part of the bottom surface of the storage chamber 4. In the second embodiment, when the first plate 5a is pulled out forward, the first stopper 8 at the rear portion of the lower surface of the first plate 5a hits the fifth stopper 12, and when further pulled out, the first stopper 8 is locked to the fifth stopper 12. Then, the second plate 5b is pulled out forward. When it is further pulled out and the third stopper 10 is locked to the second stopper 9,
Further withdrawal is blocked, the second plate 5b projects from the storage chamber 4, and the first plate 5a extends in front of the second plate 5b.

Therefore, in the second embodiment, the amount of protrusion of the fall prevention plate 5 can be made longer than that in the first embodiment, and the space between the gondola 1 and the wall surface as shown in FIG. Even if it is wide, the paint can be prevented from falling to the ground.

In the above-mentioned embodiment, the case of painting work is explained, but when the gondola is used for other work such as cleaning and refurbishing of the wall surface, the gondola is projected by projecting the fall prevention plate 5. It is also possible to prevent parts and the like from falling from the space between the wall surface and the wall surface.

[0029]

As described above, according to the invention of claim 1, when the work such as the remodeling of the wall surface of the building is carried out by the gondola, from the space between the front surface and the wall surface of the gondola. It is possible to prevent paint and the like from falling to the ground.

According to the second aspect of the invention, further, even when the width of the space portion such as the front surface and the wall surface of the gondola changes,
The pull-out amount of the fall prevention plate can be adjusted to accommodate this.

According to the third aspect of the invention, it is possible to cope with the case where the space is extremely wide. According to the invention of claim 4, further, it is possible to prevent the wall surface from being damaged by the presence of the fall prevention plate.

According to the invention of claim 5, the fall prevention plate can be easily pulled out.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a side cross-sectional view of the same main part, showing a state in which a fall prevention plate is stored.

FIG. 3 is a side cross-sectional view of the main part, showing a fall prevention plate pulled out.

FIG. 4 is a side sectional view showing another embodiment of the present invention.

FIG. 5 is a diagram showing a working state.

FIG. 6 is a perspective view showing a conventional structure.

FIG. 7 is a view showing the same working state.

[Explanation of symbols]

 1 ... Gondola 2 ... Floorboard 2b ... Opening 3 ... Protective fence 4 ... Storage room 5 ... Fall prevention plate 5a, 5b ... Plate 6 ... Cushioning member 7 ... Handle

Claims (5)

[Claims] 1. A gondola having a protective fence (3) around an upper surface of a floor plate (2), characterized in that a paint drop prevention plate (5) is provided on the floor plate (2) so as to project to the front side of the gondola. Gondola. 2. A storage chamber (4) having a front end surface opened in the floor plate (2) according to claim 1, and the storage chamber (4).
A gondola characterized in that a drop prevention plate (5) for paints, etc. is provided therein so that it can be taken in and out through a front end opening (2b) of a storage chamber (4). 3. A paint fall prevention plate (5) according to claim 2.
The gondola is characterized in that a plurality of plates are connected so as to be capable of expanding and contracting in the front-back direction. 4. A gondola characterized in that a cushioning member (6) is fixed to the front end of the paint etc. fall prevention plate (5) according to any one of claims 1 to 3. 5. A gondola characterized in that the cushioning member (6) according to claim 4 is provided with a handhold (7).