KR20010035265A - Lane marking erasing device - Google Patents

Abstract

PURPOSE: A road marking remover is provided to reduce the time and expenses required to remove road markings by selecting a suitable remover rapidly according to road marking conditions and removing the road markings continuously, to reduce a traffic control time due to road the work of removing the road markings, and to prevent the environmental pollution caused by dust of paints or dyes when removing the road markings. CONSTITUTION: A road marking remover comprises; a bucket-shaped frame(10) comprising both side-plates(11), a horizontal plate(12) connected the both side-plates from the rear, a joint motion central shaft(13) hinged to a boom of an excavator, and a link connecting shaft(14) for transmitting the joint movement from the excavator; a scrapping device(20) comprising a blade(21) of a cemented carbide alloy, a holder(22) for supporting the blade, a pin(23) coupled to the central part of the holder to a horizontal plate of the frame as a leveling device of the blade to apply uniform pressure over the entire length of the blade, when the blade is contacted to the road marking on the frame and a joint, and a spring(24) inserted between the holder and the horizontal plate on both sides of the pin joint to be installed to the lower pointed part of the frame horizontally; a hammering device(30) comprising a rotary shaft(33) coupled with a wind on the central part of both disk-shaped wings(32), three eccentric shafts(34) installed to the outside of the rotary shaft to connect each eccentric shaft to both wings, a rotary body structured of inserting many toothed disks(35) to each eccentric shaft, and an oil hydraulic motor(36) connected to the rotary shaft of the rotary body to provide torque to the rotary body.

Description

Lane marking erasing device

The present invention relates to a road marking erase device used to erase various road markings expressed on a road, and in detail, by hitting a scraper and a road marking to scrape off a road marking on a holder coupled to an boom of an excavator. The present invention relates to a road marking erasing device which is provided so that various road markings can be erased by alternately using a scraper and the rotor by installing a rotor that can be erased.

On the road, various signs and lanes necessary for driving on the road are installed together, and when the road conditions change, the lane changes, or the position of the pedestrian crossing changes, the road markings of the existing lanes can be promptly carried out without disrupting traffic. It will be deleted and a new one will be displayed.

Since these road signs are directly connected to traffic safety, great care must be taken not only when installing or removing them, but especially when the existing signs are not completely erased without a trace, causing confusion to the driver and causing accidents. It causes problems.

Conventionally, in order to erase the existing road markings, the target road markings are directly or heated, and then, by manpower, the paint parts are scraped off by shoveling, or three axes are formed on a cylindrical rotor driven by a rotary or prime mover. When the disc is inserted and the rotor rotates, the removal method in which the disc continuously hits the painted portion and drops the painted portion is used alone or in combination.

However, this method takes a lot of time and manpower, and since the coating part is installed in the form of coating on the road surface by using paint or dye with strong adsorption power, it is not easy to remove because of its strong adhesion to the road surface. Where molten asphalt is crushed and deeply dug, there are problems such as refilling with asphalt concrete.In addition, each removal device is operated separately, so efficient removal is not performed and work speed is slow. I had a problem.

In the case of pedestrian crossing removal, for example, one person needs to heat the pedestrian crossing using a torch, and 2-3 people follow it to scrape off the painting area. The number of workers is required and the removal is completed by 4-5 hours of work.

As such, the removal of the existing road marking takes much time and manpower, and the traffic control time is increased due to the long working time, which is a factor of traffic jam in the downtown area.

The present invention solves the problems caused by the conventional road marking removal operation by performing the road marking removal operation quickly and completely, and it is possible to quickly select and operate a suitable removal device according to the road marking state, more mobile The road marking removal work is carried out to reduce the time and cost of road marking removal and to reduce the traffic control time.

In addition, the present invention has an object to prevent environmental pollution by paint or dye dust during road marking removal.

1 is a block diagram according to an embodiment of the present invention

Figure 2 is a front view showing the assembled state according to an embodiment of the present invention

Figure 3 is a side view in accordance with an embodiment of the present invention

4 is an operation state of the scraping device

5 is an operation state of the striking device

Figure 6 is an embodiment combining the brush device in the present invention

7 is a state in which the present invention is applied to an excavator

8 is a scraping operation state diagram

9 is a blow operation state diagram

10 is a state diagram applying the present invention to a truck

* Description of the major symbols

a. road marking removal device b. excavator c. road marking d. truck

10.Frame 11.Side plate 12.Horizontal plate 13.Joint center of movement

14.Link connecting shaft 20.Scraping device 21.Knife 22.Holder

23 Pin 24 Spring 30 Striker 31 Rotating body

32.Wings 33.Rotating shaft 34.Eccentric shaft 35.Disc

36.Hydraulic motor 37.Pulley 38.Belt 40.Boom

50.Brush unit 60.Water spray unit 61.Nozzle 62.Tube

63. Water supply unit 70. Dust suction unit 71. Suction port 72. Suction tube

73.Suction unit

To this end, the present invention is provided with a boom which is capable of performing joint motion by hydraulic pressure in the traveling device having its own propulsion force, the boom is coupled to the frame of the bucket type, the frame has a plurality of road marking removal device It is characterized in that the selection of the removal device according to the state of the road marking is made by the joint motion of the frame.

As a road marking removing device coupled to a frame, the present invention provides a scraping device in which a blade scrapes a painted part while contacting a road marking while an excavator is in progress, and is coupled to a drum body that is rotated by a rotational power of a hydraulic motor. A striking device is proposed in which a saw blade-type disk touches a road marking and continuously strikes a painted portion to drop the painted portion.

In addition, the present invention is also provided with a suction device that allows to suction at the same time to remove the coating dust generated during the scraping or hitting process.

The traveling device is capable of traveling by a self-propelled device, and uses a boom having an angle adjustable by hydraulic pressure.

In the application of the present invention as a travel device that can be used most simply has a self-propelled force and a boom is formed, there is an excavator for performing the joint movement of the boom by hydraulic pressure.

On the other hand, in the construction of the traveling device may be configured to install a boom driven by the hydraulic box in the loading box of the general truck, the frame according to the present invention to the boom, in this case, the self-driving by the vehicle like an excavator The joint motion of the frame is made by over-hydraulic.

In the present invention, the frame is a bucket type used for mounting on an excavator to support a scraping device, a striking device or other useful road marking removing device, and to induce joint motion so that each device can act on the road marking. It is provided with a joint axis central axis coupled to the hinge with respect to the boom of the traveling device in the upper portion, and a link connecting shaft for transmitting the joint motion from the traveling device to the frame at a portion away from the central axis.

As a useful road marking removing device applied to the present invention, the scraping device is installed in the horizontal direction at the lower point of the frame, and consists of a blade made of cemented carbide and a holder for supporting the blade, and The coupling portion includes a horizontal means for maintaining the blade so that a uniform pressure is applied over the entire length of the blade when the blade is in contact with the road markings.

The scraping device lifts the painted portion of the road marking by the downward force applied from the traveling device through the boom, and in this state, the scraping device is constructed so as to protrude to the upper part of the road surface by traveling of the driving device. It works by scraping off.

As another type of road marking removing device, the striking device is installed in the rear curved portion of the frame in the horizontal direction, and a plurality of saw blade-shaped disks coupled on the eccentric shaft when the drum body rotates, while painting the painted portion of the road marking. It acts to drop the area, and is used for the purpose of removing and removing the painted part filled in the indentation of the road surface.

The hitting device is connected to the hydraulic motor using the hydraulic power provided from the excavator as a continuous operation of the hitting device with the driving of the excavator.

The suction device is a device for quickly removing various contaminants such as paint dust generated during the removal of road markings or glass beads added during road marking construction. The suction device is formed on the suction port and excavator body in parallel with the scraping device and the striking device. It consists of a configuration that connects the vacuum pump loaded on the tube.

The present invention described above utilizes the driving force and power of the traveling device, and is a useful type of road marking removing device attached to the frame by the angular motion of the boom and the joint motion of the frame by the hydraulic pressure supplied from the traveling device. The present invention is described in more detail by specific embodiments as follows.

1 and 2 illustrate the most basic embodiment of the present invention, wherein the scraping device 20 and the striking device 30 as a bucket-shaped frame 10 and a road marking removing device (a) installed on the frame. As an example of applying), the frame is formed in a bucket form both side plates 11 and a horizontal plate 12 connecting them from the rear, the hinge is coupled to the boom 40 of the excavator (b) at the top The articulation central axis 13 is formed, and has a structure in which a link connecting shaft 14 for transmitting articulation motion from the excavator to the frame is formed at a portion away from the central axis.

Scraping device 20 is a horizontal element installed in the lower point of the frame is composed of a blade 21 made of cemented carbide and a holder 22 for supporting the blade, coupled with the frame The central portion of the holder is coupled to the horizontal plate 12 of the frame as a horizontal holding means of the blade so that a uniform pressure is applied across the entire length of the blade when the blade contacts the road marking. Both sides of the pin coupling portion has a structure in which a spring 24 is inserted between the holder and the horizontal plate.

In order to prevent the blade from being separated by the working pressure during scraping, after forming the groove (22a) in the holder, the blade and the holder is coupled by the method of inserting and welding the blade in the groove.

In the scraping device according to the above configuration, as shown in FIG. 3, the angular displacement of the holder is made with the pin as the axis regardless of the horizontal gradient of the road surface when the downward pressure applied from the excavator is applied, and the pressure is balanced by the spring. This is to act on the road marking (c) at a uniform pressure over the entire surface of the blade.

The striking device 30 has a rotating shaft 33 integrally coupled with the wing at the center of both side wings 32 of the disc shape, and installs three eccentric shafts 34 to the outside of the rotating shaft so that each eccentric shaft has both wings. A rotating body 31 having a structure for inserting a plurality of saw blade-shaped disks 35 on each of the eccentric shafts, and a rotating shaft 33 of the rotating body to provide rotational force to the rotating body. It consists of a hydraulic motor 36 connected to.

The rotating body is inserted into the rear curved portion between the two wings of the frame, and protrudes one end of the rotating shaft to the outside of the frame to engage the pulley 37, the pulley is fixed to the hydraulic motor shaft and the belt 38 on the frame ) Consists of connecting to

The disk is in the form of a thin disk, saw blade (35a) is formed on the outer border, the inner shaft hole (35b) is somewhat larger than the outer diameter of the eccentric shaft is configured so that each disk and the eccentric shaft has a play.

The clearance formed in the eccentric shaft and the shaft construction of the disk prevents the cutting of the road surface by the disk and prevents the disk from being broken by the impact by allowing the disk blade to retreat as much as the clearance portion when the disk contacts the road surface as shown in FIG. It prevents, and acts to make an effective hit by the disk during the rotation of the rotating body.

The scraping device and the striking device constitute a useful surface marking removing device. The scraping device is useful for removing the road marking portion protruding from the surface of the road surface. This is useful for removing the filled road markings.

As another type of road marking removing device, a wire brush is installed on the rotating shaft separately from the installation position of the hitting device or the hitting device, and the brush is rubbed by the driving of the hydraulic motor. A removal device of such a configuration can be used to shake off the dye and the like.

FIG. 5 shows a state in which the scraping device 20, the striking device 30, and the brush device 50 are installed together on the frame, and the striking device 30 and the brush device 50 are installed together on the frame. To have two curved areas.

When removing the road marking by using the road marking removal device, friction heat and dust are generated by the friction during the hitting and scraping process. The friction heat causes the durability of the device, and dust causes the environmental pollution. Becomes

The present invention also provides a configuration for adding a water spray device and a dust suction device as shown in Figure 6 as a means to prevent this.

The water spray device 60 is used for the purpose of relieving the frictional heat to increase the durability of the blades and disks, to prevent the spread of dust, and to loosen the coating area to increase the removal efficiency. It consists of a nozzle 61 installed on the frame, a tube 62 for supplying water to the nozzle and an external water supply unit 63, wherein the water supply unit is mounted on the boom or the traveling device body. Used as

The dust suction device 70 is composed of a suction port 71 formed on a frame in parallel with a road surface display removing device, a suction tube 72 connected thereto, and an external suction unit 73, and the suction unit is a boom or a traveling device. It is used to be loaded on the main body.

The above-mentioned dust suction device inhales dust generated when using the road marking removing device from the suction port, and the sucked dust is collected through the tube, so that the paint dust or glass beads added during the removal of the road marking can be added. It is possible to quickly remove various pollutants such as.

7 is a view illustrating a state in which an excavator (b) is used as a traveling device according to the present invention as described above, and the bucket is attached to the boom 40 of the excavator in a state in which the bucket is coupled to the present invention. Combine the frames by.

When the frame is coupled, the above frame is jointed in various forms according to the operation of the excavator. When the frame is erected vertically, the blade constituting the scraping device is in contact with the ground, and the blade portion of the frame When the frame is bent to be pulled toward the excavator, the disk forming the striking device is in contact with the ground. When the brush device is formed together, the brush device is directed toward the ground according to the bending angle of the frame.

Such selection of the road marking removing device is made very easily by the operation of the excavator, and the scraping device, the hitting device or other road marking removing device is directed toward the road surface, and thus the road marking removing operation is performed. .

The scraping device is used to remove the road marking (c) protruding from the road surface at the first time, and the striking device removes the paint portion protruding from the road surface by the scraping device and then irregularly grooved on the lower part of the road surface. It is used to remove the painted part filled in the selection of the application device by the joint motion of the frame according to the excavator operation.

The scraping of the coating part by the scraping device is performed by the excavator's propulsion in the state where the downward force is sufficiently applied to the blade.

For this purpose, if the blade portion is in contact with the road surface, the downward force is applied, and the front part of the excavator is lifted slightly (Fig. 7), even if there is a slight horizontal gradient on the road. By the holding action, a uniform downward pressure is applied to the front of the blade.

In this state, when the excavator is reversed, the blade portion is rubbed with the road surface as shown in FIG. 8, and the coating portion protruding from the road surface is cut and separated from the road surface. In this process, the water spray device and the dust suction device are operated to cut and Suction is made and dust generation is suppressed.

Road marking removal by the striking device is to bend the frame so that the striking device is in contact with the road surface as shown in Figure 9 in the state that the coating portion protruding from the road surface by scraping is removed, the hydraulic motor is operated to rotate the rotating body This is done by advancing the excavator in the built state.

At this time, the disk constituting the rotating body is to be in light contact with the road surface or to maintain a slightly separated state, so that the hydraulic motor is not overloaded and effective hitting and removal is made.

10 is a view illustrating a state in which the present invention is mounted on a boom installed in a loading box of a truck (d), wherein the boom is driven by hydraulic pressure provided from a truck to give a frame motion to select a road marking removing device. It is possible to remove the road marking through the same operation as the example of the excavator described above.

In the drawings, reference numeral 100 denotes a cylinder for inducing angular motion of the boom, and 101 denotes a cylinder for inducing joint motion of the frame.

The present invention according to the above configuration is installed on the bucket-shaped frame coupled to the boom of the excavator to perform the joint movement, so that the selection of the removal device according to the state of the road marking by the joint movement of the excavator is made. It is characterized in that a road marking removing device having various structures can be combined on the frame, and the hitting or scraping device or wire brush device as well as other useful road marking removing as described by the embodiment. It does not exclude that the device can be applied.

The present invention is maneuverable by removing the road marking by using the power and propulsion of the excavator, and the selection of the road marking removing device according to the state of the road marking is made quickly by the joint motion of the excavator according to the removal work A series of work processes are carried out continuously.

In addition, the applied road marking removing device is mechanically made with little dependence on manpower, and is efficiently and surely made by the driving force and power of the excavator, and the accidents caused by the confusion of drivers that may be caused when the road markings remain, Disputes can be prevented, and the time required for removal can reduce the congestion caused by traffic control.

In addition, paint dust or contaminants generated during road marking removal can be quickly removed and mitigated by the application of water spray and vacuum suction devices to prevent environmental pollution and to prevent workers from being exposed to pollutants. Will have

Claims (6)

In constructing a road marking erasing device for erasing and removing road markings, a traveling boom having a self-propelling force is provided with a boom capable of performing joint movement by hydraulic pressure, and the boom is coupled to a bucket-shaped frame. A road marking erasing apparatus comprising a plurality of road marking removing devices installed on a frame, the selection of the removing device according to the state of the road marking by the joint motion of the frame coupled to the boom. The scraping device according to claim 1, wherein the scraping device is a scraping device in which a blade scrapes a painted part while contacting a road marking as a traveling device moves, and a saw blade coupled to a rotating drum by a rotational power of a hydraulic motor. And a striking device in which a type disk is in contact with a road marking and continuously strikes the painted portion to drop the painted portion. The scraping device of claim 2, wherein the scraping device comprises a blade 21 made of cemented carbide and a holder 22 for supporting the blade, and the length of the blade when the blade is in contact with the road markings on the frame and the engaging portion. As the horizontal holding means of the blade to allow a uniform pressure to act over the central portion of the holder 23 to the horizontal plate 12 of the frame, the pin 23 is coupled between the spring and the holder and the horizontal plate on both sides of the pin coupling portion 24 is a surface display erasing device characterized in that the configuration is installed in the horizontal direction on the lower pointed portion of the frame is inserted. According to claim 2, The percussion device has a rotation shaft 33 is integrally coupled to the wing at the center of the disk-shaped both wings 32 and three eccentric shafts 34 to the outside of the rotary shaft to install each eccentric shaft The rotor 31 is connected to the two blades, each of which has a structure for inserting a plurality of disks 35 in the form of saw blades on the eccentric shaft, and the rotary shaft of the rotor to provide a rotational force to the rotor ( 33) A road marking erasing device, characterized in that consisting of a hydraulic motor 36 connected to. The nozzle 61 provided on the frame so as to face each road marking removing apparatus, and a tube for supplying water to the nozzle, according to any one of claims 1, 2, 3 and 4. 62) and a water spray device comprising a water injection device (60) consisting of an external water supply unit (63). The suction port 71 and the suction tube 72 connected thereto and an external suction unit according to any one of claims 1, 2, 3, and 4, wherein the suction port 71 is formed on the frame in parallel to the road marking removing device. A road display erasing apparatus comprising a dust suction device (70) consisting of (73).