KR102210119B1 - Automatic painting apparatus - Google Patents

Abstract

The present invention relates to unmanned painting configured to automatically paint a building exterior wall (B) by spraying paint onto the building exterior wall (B) while moving up and down by a wire (W) supplied from a crane (S) supported on the roof of a building. The present invention comprises: a dustproof box (10) supported on the wire (W); a dust collecting edge channel (20) horizontally installed on the front side of the dustproof box (10), opened toward the building exterior wall (B), and having a plurality of spray holes (21) formed in an interior wall; a spray nozzle part (30) installed at the rear side of the dust collecting edge channel (20) and configured to spray paint onto the building exterior wall (B) through the spray holes (21); a dust collecting part (40) connected to the dust collecting edge channel (20) and configured to collect paint spray not used for painting the building exterior wall (B); a first edge spray duct (60) installed to surround the outside of the dust collecting edge channel (20) and configured to spray high-pressure air toward the dust collecting edge channel (20); and a plurality of main casters (80) installed at the front side of the dustproof box (10) and configured to roll along the building exterior wall (B) so as to guide the dustproof box (10) such that the dustproof box (10) ascends and descends while being spaced apart from the building exterior wall (B).

Description

Building exterior wall unmanned painting apparatus with shatterproof function{Automatic painting apparatus}

The present invention relates to a painting apparatus for painting the outer wall of a high-rise building, and more particularly, it is possible to quickly paint the outer wall of the building unattended, and at the same time, it is possible to prevent the paint spray from scattering around during the painting process. It relates to an unmanned coating device for exterior walls of a building having a scattering prevention function.

In general, when constructing a building such as an apartment, there is a process of painting the exterior walls of the building with paint. In general, the painting of a building was carried out by pre-coating the exterior wall of the building with paint several times, filling the micropores formed on the exterior wall of the building with paint, and then applying a paint of a specific color. The painting of the exterior wall of the building was carried out by spraying paint by moving a spray gun from side to side by a worker who relies on a rope hanging on the roof of the building.

However, when repainting with a spray gun, paint mist scatters around and pollutes the air, and the air contaminated by the scattered paint mist generates a poisonous odor and threatens the breathing health of people living around. Accordingly, when painting the exterior wall of a building with a spray gun, many civil complaints have arisen from surrounding residents.

Accordingly, from the middle of 2021, when painting buildings inhabited by humans, it became legal to prevent spraying of unused paint mist.

Accordingly, the applicant of the present invention is raised and lowered by a wire supplied from a winch supported on the roof of the building, and a vibration-proof box opened in the direction of the outer wall (B) of the building, and the vibration-proof box is installed in a horizontal direction inside the building outer wall (B ), a spray spray pipe that sprays paint with a spray spray pipe, a paint pressure delivery part that pressurizes the paint stored in the paint storage tank with the spray spray pipe, and a caster installed in front of the vibration-proof box to roll along the outer wall (B) of the building, It has developed an unmanned coating device that paints the exterior walls of buildings unattended.

However, in the case of the unmanned coating device, while the paint sprayed from the spray spray pipe is painting the exterior wall (B) of the building, paint that has not been used for painting flows into the dustproof box and accumulates in various components for paint painting. In the end, it interfered with normal operation or caused a malfunction.

In addition, the caster of the vibration-proof box is raised and lowered in close contact with the exterior wall of the building, and if the box enters the window zone where the window is installed during the elevation, a situation occurs in which the box is momentarily suspended in the air. It collided with and caused damage to the exterior wall of the building or the unmanned coating system.

The present invention has been created to solve the above problems, and prevents various parts from being damaged by the paint by preventing the paint that has not been used for painting the exterior wall (B) of the building from scattering into the dustproof box during painting. It is an object of the present invention to provide an unmanned coating device for exterior walls of a building having a scatter-preventing function, which can increase a dustproof effect by reducing the amount of paint scattered to the outside.

Another object of the present invention is to prevent a rolling phenomenon that shakes in the front and rear direction even when entering a window zone where a window is installed while elevating along the exterior wall of a building, and enabling a continuous lifting operation without damage to the exterior wall of the building. It is to provide an unmanned coating device for the exterior wall of a building having a prevention function.

In order to achieve the above object, the building exterior wall unmanned coating apparatus having a scattering prevention function according to the present invention is raised and lowered by a wire (W) supplied from a crane (S) supported on the roof of the building, while the building exterior wall (B ) As unattended painting by spraying paint, and a dustproof box 10 supported by the wire W; A rectangular injection box 22 installed in a horizontal direction on the front side of the vibration-proof box 10 and opened toward the outer wall B side of the building and having a plurality of injection holes 21 formed on the inner rear surface thereof, and the injection box 22 ) A channel cover installed along the front edge in the form of a rim, which is opened toward the exterior wall (B) of the building, and is installed on the front side of the channel body 23 and has a plurality of dust collecting holes 24a (24) and a dust collection frame channel 20 having a rim ring 25 formed on the rear side of the inner circumferential surface of the injection box 22; A spray nozzle part 30 installed at the rear side of the dust collecting border channel 20 to spray paint toward the exterior wall (B) of the building through the spray hole 21; A dust collecting part 40 connected to the dust collecting border channel 20 to collect paint spray not used for painting the outer wall of the building (B); The frame ring 25 is wrapped around the rear side, and the front side is wrapped around the entrance of the spray box 22, and the dust collecting frame is not used for painting the outer wall of the building (B). A dust collecting plate 50 for collecting paint spray that has not been collected through the channel 20; A first border spraying duct 60 installed to surround the outside of the dust collection frame channel 20 to inject high-pressure air toward the dust collection border channel 20; And a plurality of main casters installed on the front side of the vibration-proof box 10 to perform a rolling movement along the outer wall of the building (B), and guide the vibration-proof box 10 to be lifted and moved apart from the outer wall of the building (B). 80); characterized in that it includes.

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In the present invention, it further comprises a second border spray duct 70 installed to surround the outside of the first border spray duct 60 to inject high pressure air toward the first border spray duct 60.

In the present invention, the arm bracket 90 extending in the left and right direction of the vibration isolating box 10; And a subcaster installed on the arm bracket 90 to be in close contact with the left and right side walls B of the window zone D when the vibration box 10 enters the window zone D formed on the outer wall B of the building. (100); further includes.

In the present invention, the arm bracket 90 is a separation distance between the sub-caster 100 and the building outer wall (B) based on when the main caster 80 is in close contact with the building outer wall (B). (D) is 10~100mm.

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According to the present invention, the spray nozzle part 30 for spraying paint to the exterior wall (B) side of the building through the spray hole 21 of the dust collecting border channel 20, and a paint spray not used for painting the exterior wall (B) of the building By including a dust collecting unit 40 for collecting dust and the first and second border injection ducts 60 and 70 for spraying high-pressure air toward the dust collecting frame channel 20, paint spray used for the exterior wall of the building (B) is dustproof. Various configurations installed inside the dustproof box 10 not only to prevent contamination of the surrounding air by preventing scattering to the outside of the box 10, but also to prevent paint spray from flowing into the dustproof box 10 You can prevent contamination by this paint.

And when the vibration isolator box 10 is installed in the arm bracket 90 and the arm bracket 90 extending in the left and right direction to the vibration isolating box 10, when the vibration isolating box 10 enters the window zone D formed on the exterior wall of the building (B), the window By including the subcaster 100 in close contact with the left and right exterior walls B of the zone D, even if the dustproof box 10 enters the window zone D, it is possible to prevent a rolling phenomenon in the front and rear directions, and also By enabling a continuous lifting operation passing through the zone D, there is an effect that it is possible to prevent a collision with the exterior wall of the building or damage of the vibration-proof box 10 at the edge of the window zone D.

1 is a view for explaining that the building exterior wall unmanned painting apparatus having a scattering prevention function according to the present invention paints the exterior wall of a building;
Figure 2 is a perspective view of the unmanned coating device of Figure 1,
Figure 3 is a front view of the unmanned coating device of Figure 2,
FIG. 4 is a rear view of the unmanned coating apparatus of FIG. 3 and is a view for explaining the internal configuration of the vibration-proof box;
FIG. 5 is a cross-sectional view taken along line VV' of FIG. 3, and is a view for explaining a dust collecting border channel and dust collecting soil for collecting paint spray not used for painting the exterior wall of a building;
FIG. 6 is a perspective view for explaining a dust collecting plate and a channel cover assembled in the dust collecting frame channel of FIG. 5;
7 is a view for explaining the extension of the arm brackets on which the subcasters are installed to both sides of the vibration-proof box of FIG. 1;
FIG. 8 is a view for explaining that the subcaster of FIG. 7 is located on the left and right sides of the window zone.

Hereinafter, with reference to the accompanying drawings, a building exterior wall unmanned coating apparatus having a scattering prevention function according to the present invention will be described in detail.

Hereinafter, what is described as "top" or "top" may include not only those directly above by contact, but also those above non-contact. Terms such as first and second may be used to describe various elements, but the elements should not be limited by terms. The terms are only used for the purpose of distinguishing one component from another component. Singular expressions include plural expressions unless the context clearly indicates otherwise. In addition, when a part "includes" a certain component, it means that other components may be further included rather than excluding other components unless specifically stated to the contrary. In addition, terms such as "... unit" and "module" described in the specification mean units that process at least one function or operation. In addition, in the drawings, the size of components may be exaggerated or reduced for convenience of description. For example, the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, and the present invention is not necessarily limited to what is shown.

1 is a view for explaining that the unmanned coating device for the exterior wall of a building having a shatterproof function according to the present invention paints the exterior wall of a building, FIG. 2 is a perspective view of the unmanned painting device of FIG. 1, and FIG. 3 is It is a front view of the coating apparatus, and FIG. 4 is a rear view of the unmanned coating apparatus of FIG. 3 and is a view for explaining the internal configuration of the vibration-proof box 10. And FIG. 5 is a cross-sectional view taken along line VV' of FIG. 3, which is a view for explaining a dust collecting frame channel and dust collecting soil for collecting paint spray not used for painting the exterior wall of a building, and FIG. 6 is a dust collecting frame channel of FIG. It is a perspective view for explaining the dust collecting soil and the channel cover assembled in.

As shown, the building exterior wall unmanned coating device having a scattering prevention function according to the present invention paints the exterior wall of the building (B) while being elevated by the wire (W) supplied from the crane (S) supported on the roof of the building. It is a device for unattended painting by spraying.

Such an unmanned coating apparatus (P) includes a dustproof box 10 supported by a wire (W); A dust collecting frame channel 20 which is installed in the transverse direction on the front side of the vibration isolating box 10 and is opened toward the outer wall of the building (B), and has a plurality of inner walls, and in this embodiment, six injection holes 21 are formed; A spray nozzle part 30 installed at the rear side of the dust collecting border channel 20 and spraying paint toward the exterior wall (B) of the building through the spray hole 21; A dust collecting part 40 connected to the dust collecting border channel 20 to collect paint spray not used for painting the exterior wall of the building (B); A dust collecting plate 50 which is attached to and detached from the inside of the dust collecting frame channel 20 and is not used for painting the outer wall of the building (B) and collects paint spray that has not been collected through the dust collecting frame channel 20; A first border spray duct 60 installed to surround the outside of the dust collection border channel 20 and sprays high-pressure air toward the dust collection border channel 20; A second border spray duct 70 installed to surround the outside of the first border spray duct 60 to inject high pressure air toward the first border spray duct 60; A plurality of main casters 80 installed on the front side of the vibration-proof box 10 and moving along the outer wall of the building (B) to guide the vibration-proof box 10 to be lifted and moved apart from the outer wall of the building (B); An arm bracket 90 extending in the left-right direction of the vibration-proof box 10; A subcaster 100 installed on the arm bracket 90 to be in close contact with the left and right side walls B of the window zone D when the vibration-proof box 10 enters the window zone D formed on the outer wall B of the building; Includes.

The crane (S), as shown in Figure 1, is implemented in a form protruding from the roof of the building to the front side, a pulley is installed at the end of the wire (W) to elevate the unmanned coating device is overlaid. Since these cranes (S) are used in various fields, further detailed description will be omitted.

The vibration-proof box 10 has a frame structure 11 connected to the wire W supplied from the crane S, the base 12 forming the floor of the frame structure 11, and the outer wall B direction of the building. Except for the vibration-proof sheet 13 surrounding the frame structure 11, a box winch 14 installed on the upper side of the frame structure 11 to wind or unwind the wire W, and a moving caster for movement on the ground ( 15).

The anti-vibration sheet 13 covers the frame structure 11 except for the direction of the outer wall of the building (B), protects various configurations supported by the base 12 from the external environment, and is implemented with a thin plastic plate or vinyl.

The box winch 14 winds or unwinds the wire W supplied from the crane S to raise and lower the unmanned coating apparatus P of the present invention.

The moving caster 15 transports the unmanned coating apparatus P of the present invention from the ground to another place. Accordingly, an unmanned coating device weighing more than 100 kg can be moved to another place without using a vehicle.

Inside the vibration-proof box 10, electrical equipment such as a compressor supplying high-pressure air for spraying paint to the spray nozzle unit 30 or a control unit for controlling various components are installed.

The dust collection frame channel 20 collects paint that is not used on the exterior wall (B) of the building among the paint sprayed from the spray nozzle unit 30, so that the paint does not scatter outside the dust-proof box 10, and the dust-proof box (10) Prevent paint from flowing into the interior. These dust collecting border channels 20, as shown in Figs. 5 and 6, along the front edge of the rectangular injection box 22 having a plurality of injection holes 21 formed on the inner rear surface, and the injection box 22 The channel body 23, which is installed in the form of a frame, is opened toward the outer wall of the building (B), and is installed on the front side of the channel body 23, and has a channel cover 24 having a plurality of dust collecting holes 24a, and spraying It is installed on the rear side of the inner circumferential surface of the box 22 and includes a rim ring 25 over which the rear side of the dust collecting tray 50 is worn.
The channel body 23 is installed in a rim shape along the edge of the rectangular injection box 22, and a suction nipple 23a to which a suction hose (not shown) extending from the dust collecting unit 40 is connected is installed on the inner rear surface.

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The channel cover 24 is detachable from the inlet of the channel body 23, and has a structure in which a plurality of dust collecting holes 24a are formed. An edge filter 55 to be described later may be detachably attached to the channel cover 24.
A plurality of spray holes 21 are provided on the rear surface of the spray box 22 constituting the dust collecting border channel 20 so that the paint spray sprayed from the spray nozzle 31 installed at the rear side of the spray box 22 can pass. ) Is formed. In this injection box 22, as shown in FIG. 5, the channel body 23 formed in the form of a frame at the front inner edge of the injection box 22 opposite the injection hole 21 and opened toward the outer wall of the building (B) Is formed, and the suction nipple 23a installed on the inner rear surface of the channel body 23 is connected to a suction hose (not shown) extending from the dust collecting part 40.
The spray nozzle unit 30 sprays the paint through the spray hole 21 from the rear side of the spray box 22. These injection nozzle units 30, as shown in Figs. 3 and 4, are arranged opposite to the injection hole 21 at the rear side of the injection box 22, in this embodiment six injection nozzles 31 ), and an injection valve 32 connected to each of the injection nozzles 31. At this time, the paint supplied to the spray nozzle unit 30 is. Paint may be supplied from a paint bucket disposed on the base 12, or paint may be supplied by a paint supply hose extending from the roof of a building.

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The dust collecting unit 40 is connected to the dust collecting frame channel 20 to collect paint spray that is not used for painting the exterior wall (B) of the building. As shown in FIG. 4, the dust collecting unit 40 is installed inside the vibration isolating box 10 and connected to the suction nipple 23a of the channel body 23, and an exhaust fan forming a negative pressure for dust collection therein And, it includes a dust collecting filter for collecting the paint spray introduced by the negative pressure. Since the dust collecting unit 40 is generally used in the art, further detailed description will be omitted.

The dust collecting soil 50 is attached to and detached from the inner circumference of the dust collecting frame channel 20, strictly on the inner circumferential surface of the rectangular injection box 22, and is not used for painting the outer wall of the building (B) when installed on the inner circumferential surface of the injection box 22. The paint spray that has not been collected through the dust collection frame channel 20 is collected, and then separated from the spray box 22 and disposed of.

This dust collecting toshi 50, as shown in Figs. 5 and 6, is wrapped around the rear side of the frame ring 25 formed in the injection box 22, the front at the entrance of the injection box 22 The side is wrapped around, and it is made of a non-woven fabric, fabric, or sponge with good hygroscopicity to effectively collect paint.

On the other hand, the above-described channel cover 24 may be installed to be detached from the edge filter 55 made of a non-woven fabric, fabric or sponge. To this end, a Velcro (not shown) is fixed in advance to the channel cover 24.

The edge filter 55 collects large paint particles among the paint particles that are not collected by the dust collecting soil 50 but collected through the dust collecting frame channel 20. This edge filter 55 is easily detachable from the channel cover 24, so that the paint not used for painting is once again prevented from scattering to the outside by replacing it from time to time, and furthermore, the dust collecting frame channel 20 and the dust collecting part (40) can reduce the amount of paint collected. Accordingly, it is possible to extend the management period of the dust collecting unit 40, thereby enabling effective operation of the unmanned coating apparatus of the present invention.

The first border injection duct 60 is installed to surround the outside of the dust collection frame channel 20 and sprays high-pressure air toward the dust collection frame channel 20, as shown in FIGS. 2 and 3, and has a plurality of outer circumferential surfaces. The injection hole (not shown) of is formed toward the dust collecting border channel 20 side. The first border injection duct 60 receives high-pressure air from the first air pump 65 installed in the vibration-proof box 10.

The first border injection duct 60 injects high-pressure air toward the dust collection frame channel 20 to form a positive pressure higher than atmospheric pressure in the space between the first border injection duct 60 and the dust collection frame channel 20, Among the paint sprays sprayed to the exterior wall (B) of the building through the spray box (22) of the channel (20), paint spray not used for painting is prevented from scattering to the outside of the first border spray duct (60) and at the same time the channel cover Through (24) the channel body 23 to be collected inside.

The second border injection duct 70 is installed to surround the outside of the first border injection duct 60 as shown in FIGS. 2 and 3 to inject high-pressure air toward the first border injection duct 60. , A plurality of injection holes 70a are formed on the outer circumferential surface toward the first border injection duct 60 side. The second border injection duct 70 receives high-pressure air from the second air pump 75 installed in the vibration-proof box 10.

The second border spray duct 70 injects high-pressure air toward the first border spray duct 60 to form a positive pressure higher than atmospheric pressure in the space between the second border spray duct 70 and the first border spray duct 60. , The residual paint spray scattered without being collected by the channel cover 24 and the channel body 23 is conveyed back to the dust collecting frame channel 20 side.

In this way, by adopting a structure in which the first border spray duct 60 is disposed inside the second border spray duct 70 and the dust collection border channel 20 is disposed inside the first border spray duct 60, the building Paint spray not used for painting the outer wall (B) can be collected several times, and thus, it is possible to fundamentally prevent the paint spray from flowing into the inside as well as the outside of the dustproof box 10.

The main caster 80 is installed on the front side of the vibration-proof box 10 to perform a rolling motion along the outer wall of the building (B). In this embodiment, a total of four are installed on the left and right sides and the upper and lower sides of the frame structure 11 It adheres closely to the outer wall (B). The main caster 80 guides the vibration-proof box 10 to be raised and lowered apart from the outer wall of the building (B), thereby preventing the vibration-proof box 10 from damaging the outer wall of the building (B) and smoothly raising and lowering it. Enables movement.

FIG. 7 is a view for explaining that the arm brackets in which the subcasters are installed are extended to both sides of the vibration-proof box of FIG. 1, and FIG. 8 is a view for explaining that the subcasters of FIG. 7 are located on the left and right sides of the window zone.

The arm bracket 90 extends the sub-caster 100 to the left and right sides of the vibration-proof box 10, and a cylinder pipe 91 fixed to the upper and lower sides of the vibration-proof box 10, and the cylinder pipe 91 Including a pair of appearing and appearing arms 92 in a direction away from each other, and each of the appearing arms 92 is supported by the subcaster 100. With the arm bracket 90, the distance between the subcasters 100 extending to the left and right of the vibration-proof box 10 can be varied by varying the length at which the protruding arm 92 protrudes from the cylinder tube 91.

The sub-casters 100 are installed at the ends of each of the protruding arms 92 to move away or close to both sides of the vibration-proof box 10 by the protruding operation of the protruding arms 92. These subcasters 100 are. When the raised and lowered dustproof box 10 enters the window zone D formed on the exterior wall of the building, it is in close contact with the exterior wall B on the left and right sides of the window zone D.

The sub-caster 100 is separated from the building outer wall B when the main caster 80 is in close contact with the building outer wall B, and when the main caster 80 enters the window zone D and is located in the air. It is in close contact with the exterior wall (B) of the building on both sides of the window zone (D). That is, only when the main caster 80 enters the window zone D, the subcaster 100 is in close contact with the outer wall B of the building outside the window zone D. Accordingly, while the main caster 80 supports the vibration-proof box 10 on the outer wall of the building (B), it is possible to prevent the subcaster 100 from contaminating the painted surface that has already been completed.

Here, based on when the main caster 80 is in close contact with the outer wall of the building, the separation distance D between the subcaster 100 and the outer wall B of the building is 10 to 100 mm, preferably about 20 mm.

If the separation distance D between the subcaster 100 and the exterior wall B of the building is 10 mm or less, the subcaster 100 may contact the painted surface due to a plane error of the exterior wall B of the building. Conversely, when the separation distance (D) between the subcaster 100 and the outer wall of the building (B) is 50mm or more, when the dustproof box 10 enters the window zone (D), the subcaster 100 is This is because a large impact may be applied to the arm bracket 90 as well as the vibration-proof box 10 in the process of immersing the vibration-proof box 10 until it touches (B), resulting in damage.

With the subcaster 100, even if the vibration-proof box 10 enters the window zone D, a rolling phenomenon can be prevented.

As described above, according to the present invention, the spray nozzle part 30 for spraying paint to the exterior wall (B) side of the building through the spray hole 21 of the dust collecting border channel 20, and the exterior wall (B) is not used for painting. Paint used for the exterior wall (B) of the building by including a dust collecting part 40 to collect unspoiled paint spray and the first and second border spray ducts 60 and 70 to spray high-pressure air toward the dust collecting border channel 20 It is installed inside the dust-proof box 10 as it prevents spray from scattering outside the dust-proof box 10 to prevent contamination of the surrounding air, as well as prevents paint spray from flowing into the dust-proof box 10. It is possible to prevent contamination of various components by paint, and furthermore, it is possible to increase the dustproof effect by reducing the amount of paint scattered to the outside.

And when the vibration isolator box 10 is installed in the arm bracket 90 and the arm bracket 90 extending in the left and right direction to the vibration isolating box 10, when the vibration isolating box 10 enters the window zone D formed on the exterior wall of the building (B), the window By including the subcaster 100 in close contact with the left and right exterior walls B of the zone D, even if the dustproof box 10 enters the window zone D, it is possible to prevent a rolling phenomenon in the front and rear directions, and also By enabling a continuous lifting operation passing through the zone D, a collision with the exterior wall of the building at the edge of the window zone D or damage of the dustproof box 10 can be prevented.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and those of ordinary skill in the art will appreciate that various modifications and other equivalent embodiments are possible therefrom.

10 ... Dustproof box 11 ... Frame structure
12 ... Base 13 ... Dustproof sheet
14 ... Box winch 15 ... Moving caster
20 ... Dust collection border channel 21 ... Spray hole
22 ... Injection box 23 ... Channel body
23a ... suction nipple 24 ... channel cover
24a ... dust collection hole 25 ... frame ring
30 ... spray nozzle part 31 ... spray nozzle
32 ... injection valve 40 ... dust collecting part
50 ... Dust collecting soil 55 ... Dust collecting filter
60 ... 1st border injection duct 65 ... 1st air pump
70 ... 2nd border injection duct 75 ... 2nd air pump
80 ... Main caster 90 ... Arm bracket
91 ... Cylinder tube 92 ... Appearance arm
100 ... subcaster

Claims (6)

It is unattended painting by spraying paint onto the exterior wall (B) of the building while being elevated by the wire (W) supplied from the crane (S) supported on the roof of the building,
A dustproof box 10 supported by the wire W;
A rectangular injection box 22 installed in a horizontal direction on the front side of the vibration-proof box 10 and opened toward the outer wall B side of the building and having a plurality of injection holes 21 formed on the inner rear surface thereof, and the injection box 22 ) A channel cover installed along the front edge in the form of a rim, which is opened toward the exterior wall (B) of the building, and is installed on the front side of the channel body 23 and has a plurality of dust collecting holes 24a (24) and a dust collecting frame channel 20 having a rim ring 25 formed on the rear side of the inner circumferential surface of the injection box 22;
A spray nozzle part 30 installed at the rear side of the dust collecting border channel 20 to spray paint toward the exterior wall (B) of the building through the spray hole 21;
A dust collecting part 40 connected to the dust collecting border channel 20 to collect paint spray not used for painting the outer wall of the building (B);
The frame ring 25 is wrapped around the rear side, and the front side is wrapped around the entrance of the spray box 22, and the dust collecting frame is not used for painting the outer wall of the building (B). A dust collecting tray 50 for collecting paint spray that has not been collected through the channel 20;
A first border spraying duct 60 installed to surround the outside of the dust collection frame channel 20 to inject high-pressure air toward the dust collection border channel 20; And
A plurality of main casters 80 installed on the front side of the vibration-proof box 10 and moving along the outer wall B of the building to guide the vibration-proof box 10 to be lifted and moved apart from the outer wall B ); characterized in that it includes, the building exterior wall unmanned coating apparatus having a scattering prevention function. delete The method of claim 1,
It characterized in that it further comprises a second border spray duct 70 installed to surround the outside of the first border spray duct 60 to inject high pressure air toward the first border spray duct 60 Building exterior wall unmanned coating device having a. The method of claim 1,
An arm bracket 90 extending in the left-right direction of the vibration-proof box 10; And
A subcaster installed on the arm bracket 90 and in close contact with the left and right side walls B of the window zone D when the dustproof box 10 enters the window zone D formed on the exterior wall B of the building. 100); characterized in that it further comprises, an unmanned coating device for exterior walls of a building having a scattering prevention function. The method of claim 4, wherein the arm bracket (90),
Based on when the main caster 80 is in close contact with the outer wall of the building (B), the separation distance (D) between the subcaster 100 and the outer wall of the building (B) is characterized in that 10 ~ 100mm, Building exterior wall unmanned coating system with shatterproof function. delete

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