KR100446179B1 - A car tunnel cleaning - Google Patents

Abstract

Tunnel cleaning special vehicle according to the present invention is a special vehicle that can always clean the inner wall, ceiling, floor, etc. of the tunnel section of the road cleanly, because it takes a lot of time and manpower when cleaning with existing manual work or some mechanical devices, traffic congestion In addition, it is possible to clean with a minimum number of workers, one driver or a set of safety personnel, in consideration of the present situation that it is difficult to keep clean at all times due to the excessive cleaning cost. In particular, traffic congestion can be reduced by shortening the cleaning time (2000m / hr). In addition, it is an eco-friendly special vehicle because it recovers almost completely the secondary environmental pollutants generated during cleaning, wastewater, scattering dust, etc., and cleans them with a purification device.

The summary of the device is that the vehicle is equipped with a washing machine with a variable brush that can be deformed according to the shape of the wall, such as a straight wall or a curved wall, and a purifier for purifying the collected dust. It is equipped with a suction blower which can discharge air, so that it can be cleaned quickly and cleanly, and it is expected to have many effects such as improving the environment in the tunnel, remarkably reducing traffic congestion, suppressing secondary pollutant generation and reducing cleaning cost. Will be.

Description

Special vehicle for tunnel cleaning {A car tunnel cleaning}

The present invention relates to a special vehicle for tunnel cleaning that efficiently cleans regardless of various forms such as straight or curved surfaces inside the tunnel. More specifically, the present invention relates to a cleaner that can be adjusted according to the shape of the tunnel and a secondary generated during cleaning. As a special vehicle equipped with a device for collecting and purifying pollutants, dust and waste water, it relates to a special vehicle for tunnel cleaning, which can realize the speed of cleaning, the reduction of the number of workers and the prevention of environmental pollution.

In general, tunnel cleaning is performed by attaching a simple exposed brush to the foot of heavy equipment such as manual work or fork lane, and cleaning by road cleaning car and manpower. There are many problems such as congestion, increased cost and safety accidents due to the input of many working people, and environmental pollution due to the unauthorized discharge of secondary pollutants.

An object of the present invention is to solve this problem is to perform the cleaning in the tunnel by a cleaner having a brush whose shape is changed according to the shape of the tunnel so that it can be performed quickly to eliminate traffic congestion and cleaning time As it is shortened, cleaning costs are reduced, and wastewater from cleaning is collected and purified. Therefore, secondary pollutants are not discharged, so it is suitable for environmental preservation, and traffic congestion is eliminated.

This object of the present invention is a tunnel according to the present invention equipped with a cleaner having a shape-adjustable brush and a cleaner capable of inhaling secondary pollutants generated during cleaning and a purifier capable of purifying recovered secondary pollutants. Achieved by a cleaning vehicle.

The features and advantages of the tunnel cleaning special vehicle according to the present invention will be clearly understood by the embodiments described in detail below with reference to the accompanying drawings.

1 is a schematic process flowchart of a special vehicle for tunnel cleaning according to an embodiment of the present invention;

Figure 2 is a schematic operation diagram during the operation of the special vehicle for cleaning the tunnel according to an embodiment of the present invention

3A and 3B are schematic structural diagrams of the wall cleaning unit of the tunnel cleaning special vehicle according to an embodiment of the present invention. FIG. 3A is a straight wall cleaning, and FIG. 3B is a variable wall cleaning unit cleaning the curved wall. It shows the form.

Figure 4a is a more detailed partial cutaway detail of the variable brush of the wall washing portion,

4B is a schematic plan view of the variable brush of the wall washing unit,

Figure 4c is a schematic longitudinal cross-sectional view of the brush fixture of the variable brush

5 is a front view showing the general structure of the water storage tank;

Figure 6a is a schematic vehicle layout plan view of washing and disassembling and disassembling the washing machine and purifier of the vehicle according to an embodiment of the present invention aligned with the vehicle

FIG. 6B is a rear view of FIG. 6A

Explanation of symbols on the main parts of the drawings

A. Special Vehicle for Tunnel Cleaning 1. Washer

2. Purifier 10. Wall cleaner

11. Floor washing 20a, 20b, 20c. Suction feed pipe

21. Centrifugal Dust Collector 22. Filter Dust Collector

23. Blower

Tunnel cleaning special vehicle (A) according to an embodiment of the present invention, as shown in Figure 1, the washing machine (1) to perform the cleaning in the tunnel, and the contaminants generated by washing by the washing machine (1) A purifier (2) for absorbing and collecting the pollutants collected by absorption is installed.

The washer 1 is composed of a wall washing unit 10 for washing the wall surface of the tunnel and a bottom washing unit 11 for washing the bottom surface of the tunnel.

The wall washing unit 10 of the washing machine 1 is connected to the pair of variable brushes 101 arranged in parallel in the longitudinal direction, and the upper and lower ends of the variable brush 101 to deform the shape of the variable brush 101. It is composed of three operation nozzles (103a, 103b, 103c) to be installed adjacent to the operation cylinder 102 and the variable brush 101 to inject water or high pressure air. The bottom surface washing unit 11 includes a sidewalk floor washing unit 111 and a driveway floor washing unit 112. A scattering prevention brush is disposed around the variable brush 101 in a cleaning surface direction and a casing 104 is disposed surrounding the variable brush 101 and dust is prevented from scattering around the open surface of the casing 104. It has a structure in which 104a is attached and airtightness is maintained. The casing 104 is formed in a corrugated shape to enable a bending operation, and inserted into a high elastic steel material therein so as to be able to be deformed and restored. The sidewalk floor washing unit 111 includes an injection nozzle 111a for injecting high-pressure air and an injection nozzle 111b for injecting high-temperature steam and is surrounded by a casing 111c that is opened downward. The driveway floor washing unit 112 includes an injection nozzle 112a for injecting high pressure air and an injection nozzle 112b for injecting high temperature steam and is surrounded by a downwardly opened casing 112c.

The spray nozzle 103a is connected to the water storage tank 3 and sprayed in the middle of both variable brushes 101. The injection nozzles 103b, 111b and 112b are connected to a steam generator 4 connected to the water storage tank 3 to generate hot steam. The injection nozzles 103c, 111a and 112a are connected to the compressor 5 to inject high pressure air.

As shown in Figures 4a, 4b, and 4c, the variable brush 101 of the wall washing portion 10 is a rotating shaft 101a that can be bent, and is fixed to the rotating shaft 101a and fixed to the outer peripheral surface of the brush 101c. ) Is composed of a plurality of brush fixing body (101b) of the abacus shape fixed. As shown in FIGS. 3A and 3B, the operation cylinders 102 installed at both ends of the variable brush 101 are fixed to the casing 104 by one end of which the main body is hinged and fixed to the fixing base 105. do. A total of four operation cylinders 102 are provided, respectively, two up and down, and two operation cylinders 102 of the upper part are fixed differently from each other at positions fixed on the casing 104. That is, as shown in the figure, the uppermost first operation cylinder 102 is fixed to the outer side of the casing 104, the second operation cylinder 102 is fixed to the inner side of the casing 104. The lower third operation cylinder 102 is fixed inside the casing 104, and the fourth operation cylinder 102 is fixed outside the casing 104. The fixed base 105 to which the operation cylinder 102 is hinged is installed so that the position can be moved left and right by the main cylinder 106 installed in the chassis.

The purifier (2) is a suction conveying pipe (20a) is installed in communication with the lower portion of the casing 104 of the variable brush 101, and the upper portion of the casing (111c) (112c) of the bottom washing portion (11). And a centrifugal dust collector 21 for separating the particles of relatively large particles by centrifugal force from the suction conveying pipes 20b and 20c formed in communication with the suction conveying pipes 20a, 20b and 20c. And a filter dust collector 22 for secondaryly filtering the dust separated from the centrifugal dust collector 21, and a blower 23 for applying a transfer pressure of contaminants.

The centrifugal dust collector 21 is connected to the water storage tank 3 to store the separated sewage.

As shown in FIG. 5, the water storage tank 3 is provided with two corrugated barrels 32 and 33 in one fixed steel box 31 suitable for the required amount of water in order to reduce the installation area. The diaphragm 34 is provided so that the diaphragm 34 is movable according to the quantity of water accommodated and accommodated. The water storage tank (3) is provided with a corrugated container (33) for storing the wash water and a corrugated container (32) for storing the recovered waste water. These two corrugated containers (32, 33) are provided for the reduction of the installation area. The central diaphragm 34 is provided with two corrugated pipes in one fixed steel box 31 suitable for the capacity of the required amount of water, and moves according to the amount of each other in which wastewater is introduced, as opposed to the use of washing water. Water storage tank (3) will be able to perform two functions at the same time.

Tunnel cleaning special vehicle (A) according to the present invention having such a configuration, when the wall of the tunnel is in a straight line to clean the tunnel, as shown in the figure, the variable brush 101 of the wall surface washing section 10 ), The main cylinder 106 is extended to be in contact with the straight wall surface to be washed, and the wall surface of the tunnel is curved, as shown in the figure, on the outer side of the casing 104. Since the fixed first and fourth operating cylinders 102 are contracted and the second and third operating cylinders 102 fixed to the inside of the casing 104 are in an extended state, the rotation shaft 101a of the variable brush 101 is extended. ) Will be able to adjust the state of deformation to fit the curved surface of the tunnel as it is curved in an arc. In other words, when the curved state is smooth, the length of the operation cylinder is reduced and the length of contraction is reduced. When the bending radius is small, the length of the operation cylinder is increased. Since the sole fixing body 101b of the variable brush 101 is molded in the shape of an abacus ball, the bending operation of the variable brush 101 can be easily performed even when the rotating shaft 101a is bent. In such a curved state, the main cylinder 106 is extended to be in close contact with the wall and the washing operation is performed while rotating the variable brush 101. At this time, the front variable brush 101 is rotated in the clockwise direction, the rear variable brush 101 is rotated in the counterclockwise direction so that the sewage to be cleaned is collected into the casing 14, the variable brush 101 of the Simultaneously with rotation, water is injected through the water storage tank 3 in the injection nozzle 103a, hot steam is injected through the steam generator 4 in the injection nozzle 103b, and the compressor 5 in the injection nozzle 103c. High pressure air is injected through) so that it can be washed and dried at the same time. Water, water, dust, etc. sprayed and washed in this way are dropped below the casing 14 and transferred to the centrifugal dust collector 21 through the suction conveying pipe 20a, and the relatively large particles are removed by the centrifugal dust collector 21. The dust is separated and the sewage is dropped down and transported to the corrugated container 32 in which the sewage of the water storage tank 3 is stored, and the air passing through the filtered centrifugal dust collector 21 primarily filters the filter dust collector 22. By passing through to remove the fine dust will be able to suppress the discharge of secondary pollutants to the maximum.

In addition, at the same time as the wall washing unit 10, the bottom washing unit 11 is also washed. High pressure air is injected from the injection nozzle 111a through the compressor 5 in the sidewalk washing unit 111 of the bottom washing unit 11 and the high pressure steam is injected from the injection nozzle 111b to clean the sidewalk. The high-pressure air is injected from the injection nozzle 112a through the compressor 5 in the driveway floor washing unit 112 and the high-temperature steam is injected from the injection nozzle 112b to clean the sidewalk. The scattering dust and water generated at this time are transferred to the centrifugal dust collector 21 through suction suction pipes 20a, 20b, and 20c communicated with the casings 104, 111c and 112c, and relatively by the centrifugal dust collector 21. Large particles of dust are separated and the sewage is dropped downwards and transported to the corrugated container 32 in which the sewage of the water storage tank 3 is stored. The air passing through the filtered centrifugal dust collector 21 is primarily a bag filter. 22) By passing through to remove the fine dust it is possible to suppress the discharge of secondary pollutants as much as possible. The sewage that is separated from the centrifugal dust collector 21 and transferred to the corrugated container 32 of the water storage tank 3 is filled in the corrugated container 32, and when the volume is increased, the diaphragm 34 is transferred to the right side and the corrugated container containing the washing water. Since the 33 is contracted, one water storage tank 3 is used to move two kinds of functions at the same time by moving in accordance with the amount of each other in which the inflow of sewage is made as opposed to the use of water. As described above, the special cleaning vehicle for tunnel cleaning according to the present invention can be cleaned at a speed of 2 km / hr since fresh water is made with the movement of the vehicle. As such, when the tunnel cleaning is completed, the washer and the purifier are disassembled and disassembled and loaded into the vehicle as shown in FIGS. 6A and 6B to be stored in the garage.

As described above, the special cleaning vehicle for tunnel cleaning according to the present invention can be quickly cleaned because the cleaning is performed mechanically in a vehicle mounted state, and it is possible to work with a small number of one to three people, thereby improving labor costs and worker safety. In addition, the variable rotating shaft of the vacuum cleaner can be applied to any type of tunnel, thereby enabling mechanical cleaning, and it will be an environmentally friendly cleaning vehicle by collecting and purifying secondary pollutants generated during cleaning. Therefore, the present invention can quickly and low-cost high-efficiency and eco-friendly to reduce the visual and health fatigue of the driver by keeping the environment inside the tunnel at all times clean, and to maintain the brightness in the tunnel at all times to contribute to safe driving. .

Claims (7)

In the tunnel cleaning special vehicle equipped with a washing machine (1) for performing the washing in the tunnel, and a purifier (2) for absorbing and collecting the pollutants generated by the washing by the washing machine (1) to suck and collect the pollutants collected, The washer 1 includes a wall washing unit 10 for washing the wall surface of the tunnel having a variety of shapes, the wall washing unit 10 is a variable brush 101 arranged in parallel in the longitudinal direction, the variable brush An operation cylinder 102 connected to the upper and lower ends of the 101 to deform the shape of the variable brush 101, and adjacent to the variable brush 101, injection nozzles 103a and 103b for injecting water or high pressure air, Special vehicle for tunnel cleaning, characterized in that consisting of 103c). delete The variable brush 101 of the wall washing unit 10 is formed of an abacus ball shape in which a rotating shaft 101a that can be bent, a main plate egg which is fixed to the rotating shaft 101a and fixed to an outer circumferential surface thereof. Special vehicle for tunnel cleaning, characterized in that it is composed of a plurality of brush fixed body 101b has a configuration that can be changed to be curved The casing 104 surrounding the variable brush 101 is disposed around the variable brush 101 and dust is prevented from scattering around the open surface of the casing 104 in contact with the tunnel wall. The anti-scattering brush 104a is attached and airtightness is maintained, and the casing 104 is formed in a corrugated shape to enable a bending operation, and a high elastic steel is inserted therein so that the shape can be modified and restored. Special vehicles for cleaning tunnels According to claim 1, wherein the high temperature and high pressure water vapor is injected in the first half of the moving direction of the variable brush 101, the high pressure water is injected in the middle, the air of high temperature and high pressure is injected in the second half of the moving direction to increase the cleaning efficiency. Special vehicle for cleaning the tunnel, characterized in that According to claim 1, The purifier (2) is connected to the washer (1) suction suction pipes (20a, 20b, 20c) for transferring the contaminants generated, and the suction transfer pipes (20a, 20b, 20c) A centrifugal dust collector 21 for separating the dust of relatively large particles with centrifugal force primarily by a centrifugal force, a filter dust collector 22 for secondarily filtering the dust separated from the centrifugal dust collector 21, and a contamination Obtaining a blower (23) for applying the transfer pressure of the material, the centrifugal dust collector (21) is a special vehicle for tunnel cleaning, characterized in that connected to the water storage tank (3) to store the separated sewage. According to claim 6, The water storage tank (3) is provided in the center by installing two corrugated barrels (32, 33) in one fixed steel box (31) in accordance with the required amount of water in order to reduce the installation area Special vehicle for tunnel cleaning, characterized in that the diaphragm 34 is installed to be movable in accordance with the amount of water accommodated by the diaphragm 34.