KR20060134617A - Washing apparatus of sign - Google Patents

Abstract

A washing apparatus of a signboard and a vehicle therewith are provided to reduce washing hours by simultaneously washing and brushing with moving washing and brushing link units along the signboard, to improve washing efficiency by reciprocating the signboard, and to maximize convenience by flexibly adjusting upper and lower frames of the washing apparatus according to the size of the signboard. A washing apparatus(10) includes upper and lower frames(110,120) separated to adjust length according to longitudinal length of a signboard(1), a washing link unit(130) formed in the upper and lower frames and provided with a washing nozzle(138) injecting washing water to the signboard, a brushing link unit(140) formed in the upper and lower frames to remove foreign matters by brushing a surface of the signboard with a brush(148), and a lifting unit(150) regulating the upper frame and the lower frame. Motors(114) are formed at sides of upper and lower rollers(112) and remotely controlled to move the washing apparatus according to lateral length of the signboard. Control sensors(116) are formed in the motors to automatically control rpm of the motors.

Description

Signage washer and vehicle equipped with it {Washing apparatus of sign}

1 is a perspective view of a washing apparatus according to a first embodiment of the present invention.

2 is a front view of FIG. 1;

Figure 3 is a side sectional view showing a washing link means of the washing apparatus according to the first embodiment of the present invention.

4 is an enlarged cross-sectional view of a dispenser according to a first embodiment of the present invention.

Figure 5 is a side cross-sectional view showing a brushing link means of the washing apparatus according to the first embodiment of the present invention.

Figure 6 is a side cross-sectional view of the transmission means mounted on the brush link means of FIG.

Figure 7 is a front view of a state equipped with a plurality of washing link means in the washing apparatus of the first embodiment according to the present invention.

8 is a perspective view of a washing apparatus according to a second embodiment according to the present invention.

9 is a front view of FIG. 8;

10 is a cross-sectional view taken along the line X-X of FIG.

11 is a front view showing another embodiment of the elevating means of the second embodiment according to the present invention;

12 is a front view showing still another embodiment of the second embodiment lifting means according to the present invention;

Figure 13 is an exploded perspective view of the cleaning device and the support means according to a third embodiment of the present invention.

14 is a front view of FIG. 12.

15 is a side view of a vehicle equipped with a washing apparatus according to a third embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: cleaning device 110, 120: upper and lower frames

112, 122: upper and lower rollers 114, 124: motor

130: washing link means 138: washing nozzle

140: brushing link means 148: brush

150: lifting means 200: support means

210: cylinder 220: housing

230: auxiliary link 22: crane

The present invention relates to a signage washing apparatus and a vehicle equipped with the apparatus, and more particularly, it can be stretched according to the size of the signage, and can be used for signages installed in high-rise buildings. The present invention relates to a signboard washing apparatus and a vehicle equipped with the apparatus for maximizing the convenience of use and the limitation of the signboard washing apparatus.

In general, a signboard such as a road guide plate installed on a road, a billboard installed on a building, or the like is installed at a predetermined height on the ground. These signs need to be cleaned once within a certain period of time, but their height is so high that it is difficult to clean. In general, the worker is riding on the ladder car spraying water by hand and cleaning the signboard by wiping the signboard with a rag, the signboard cleaning in this way takes too much time to clean the signboard.

In addition, there is a problem that the risk of a safety accident is high due to an operator's mistake.

In order to solve such a conventional problem, a signage washing apparatus is provided, and the washing apparatus combines a hook and a water hose at the tip of the rod, so that the worker cleans the surface of the signage while holding the rod, and washes with water. There was a problem that it was difficult to repeat the work due to the hassle that the worker has to wash the signboard one by one and the high labor of the work.

The present invention is to solve the above-mentioned conventional problems, an object of the present invention as the upper and lower frames of the washing apparatus is stretched, regardless of the size of the signboard washing apparatus that can be used universally and its It is to provide a vehicle equipped with the device.

Another object of the present invention is composed of at least one washing and brushing link means, the cleaning and brushing and cleaning is made at the same time while moving along the sign, reducing the working time and in some cases by reciprocating the sign to maximize the cleaning efficiency The present invention provides a signboard washing apparatus and a vehicle equipped with the apparatus.

Another object of the present invention can be equipped with a washing device manual and electric and vehicle, etc., it can be variously applied according to the purpose of use, and the signage washing device to maximize the convenience of operation and use convenience and its To provide a vehicle equipped with the device.

In order to achieve the object of the present invention as described above, one embodiment of the signboard washing apparatus according to the present invention is provided at the front of the signboard and is supported on each of the top and bottom surfaces of the signboard so that the top and bottom rollers are at least rotatable. At least one is installed in the rear and the upper and lower frames are transported along the front transverse longitudinal direction of the signboard by the rotation of the upper and lower rollers, and the upper and lower donglink section provided on one side of the upper and lower frames, respectively; It consists of at least one driven link section between the upper, lower driven linkages and the plurality of pins connecting the upper, lower and driven linkages, and on the back of the upper, lower driven and driven linkages, washing water is externally applied. A washing link means comprising a plurality of washing nozzles supplied and spraying them to the front of the signboard; Each side is composed of at least one driven link section between the upper and lower driven link section and the upper and lower driven link section, and a plurality of pins connecting between the upper, lower driven and driven link section and the upper and lower links On the back of the motive and driven link section, brushing link means comprising a plurality of brushes, and installed on one side or both sides of the upper and lower frames, and the upper and lower frames according to the longitudinal length of the signboard of the washing and brushing link means. It is characterized in that the technical configuration consists of lifting means for stretching in the longitudinal direction by the upper, lower and driven linkage diffraction movement and restrains the stretched upper and lower frames.

In the present invention, the upper and lower rollers of the upper and lower frames are configured with a motor for transmitting rotational force to the upper and lower rollers, respectively, and the motor is preferably configured with a control sensor that can control the rotational speed. .

In the present invention, brushing link means is provided in front of the upper and lower frames, the washing link means is configured on each side of the brushing link means, the washing link means to the washing water with a plurality of washing nozzles installed on the back A supply line is installed, which is connected to the dispenser and is preferably configured to selectively supply the cleaning agent and the washing water through the distributor to the washing nozzle through the pipeline.

In the present invention, the brush linking means is provided with at least one brush on the back of the upper, lower driving link section and the driven link section, each brush extending shaft connecting the upper, lower driving link and the driven link section It is preferred that the motor is installed on any one of the plurality of pin extension shafts and the power transmission means is configured to transfer the power of the motor to another pin.

In the present invention, the elevating means is formed in one of the upper and lower frames, the hook hole is formed on the other, the upper and lower frames are stretched along the longitudinal length of the signboard to any one of the It is preferable to be configured to prevent the stretched longitudinal length between the upper and lower frames by engaging another hook to the formed engaging hole.

In the present invention, the lifting means is composed of a rotating part for generating a rotational force by the power of the motor, and a lifting unit for receiving the rotational force of the rotating part and converting it to a linear movement, the lifting unit is one of the upper and lower frames It is installed on, the lifting unit is installed on the other, the upper and lower frames are automatically stretched along the longitudinal length of the signboard by the mutual movement of the rotating unit and the lifting unit and the longitudinal length of the upper and lower frames is constrained. It is preferably configured to.

In the present invention, the elevating means includes a motor, a first gear provided on the extension shaft of the motor, a second gear meshed with the first gear and a female threaded hole formed at the center thereof, and supporting the second gear. It is preferably composed of a lifting part composed of a rotating part constituted by a bracket, and a screw shaft inserted into the second gear female threaded hole of the rotating part and being elevated along the spiral in the rotational direction of the second gear.

In the present invention, the lifting means is provided with a cylinder for elevating the piston by receiving hydraulic pressure from the outside of any one of the upper and lower frames, it is preferable that the piston end of the cylinder is configured to be fixed to the other.

One embodiment of a vehicle equipped with a signboard washing apparatus according to the present invention, the front and bottom rollers are provided at the front of the signboard and supported on each of the upper and lower surfaces of the signboard, and at least one of the upper and lower rollers is installed at the rear. The upper and lower frames and the upper and lower frames are transported along the front transverse longitudinal direction of the signboard by the rotation of the upper and lower rollers; Consists of at least one driven link section and a plurality of pins connecting the upper, lower, and driven link sections, and the back of the upper, lower drives and driven link section is supplied with washing water from the outside and sprayed to the front of the sign And a washing link means comprising a plurality of washing nozzles, the upper and lower driving link sections on one side of the upper and lower frames, respectively. At least one driven link section and a plurality of pins connecting the upper, lower and driven link sections between the lower link link section, and a plurality of brushes are formed on the back of the upper, lower link and the link link section. Brushing link means, and installed on one or both sides of the upper and lower frames, the upper and lower frames according to the longitudinal length of the signboard in the longitudinal direction by the upper, lower and driven linkage diffraction movement of the washing and brushing link means As a technical feature of the configuration consisting of a washing device comprising a lifting means for stretching the constriction of the stretched upper and lower frames, the vehicle is provided at the end and the aerial platform is stretched in the longitudinal direction do.

In the present invention, between the aerial platform and the washing device of the vehicle supports the washing device is stretched in the longitudinal length of the signboard, when the cleaning device is transferred to the transverse length of the signboard according to the rotation radius of the aerial platform Preferably, the refraction portion that is refracted to compensate for the horizontal is further configured.

In the present invention, the refraction portion is provided with a plurality of cylinders stretched in the longitudinal direction at one end is connected to the other end of the cylinder is connected to the front of the upper and lower frames of the washing apparatus and the horizontal insertion groove in the center of the front has a certain depth A housing having a vertical pin hole formed therethrough and vertically penetrating the insertion groove, and a protrusion piece inserted into the insertion groove of the housing at one end thereof, and a pin hole formed at the center of the protrusion piece so that the vertical pin hole and the protrusion piece Rotating in the transverse direction around the vertical pin inserted into the pin hole, the coupling groove is formed at a certain depth vertically to the other end of the protruding piece and a horizontal pin hole is formed to penetrate the coupling groove horizontally, the end of the aerial platform in the coupling groove Is inserted into the end of the coupling groove and aerial platform horizontal pin is inserted horizontally centered on the horizontal pin Is comprised of a auxiliary link being formed to rotate with it is preferable.

In the present invention, it is preferable that the cylinder of the deflection portion is composed of an air shock absorber.

In the present invention, the upper and lower rollers of the upper and lower frames are configured with a motor for transmitting rotational force to the upper and lower rollers, respectively, and the motor is preferably configured with a control sensor that can control the rotational speed. .

In the present invention, brushing link means is provided on the front and top of the lower frame and the washing link means are configured on each side of the brushing link means, the washing link means to supply the washing water to the plurality of washing nozzles installed on the back A pipeline is installed, and the pipeline is connected to the distributor, and the detergent and the washing water are preferably configured to be selectively supplied to the washing nozzle through the pipeline.

In the present invention, the brushing link means is provided with a brush on the rear of the upper, lower driven linkage section and the driven linkage bar, the brush is fixed to each of the pin extension shaft connecting the upper, lower driven and driven linkages And a motor is installed on any of the plurality of pin extension shafts, and the power transmission means is configured to transmit power of the motor to another pin.

In the present invention, the lifting means is composed of a rotating part for generating a rotational force by the power of the motor, and a lifting unit for receiving the rotational force of the rotating part and converting it to a linear movement, the lifting unit is one of the upper and lower frames It is installed on, the lifting unit is installed on the other, the upper and lower frames are automatically stretched along the longitudinal length of the signboard by the mutual movement of the rotating unit and the lifting unit and the longitudinal length of the upper and lower frames is constrained. It is preferably configured to.

In the present invention, the elevating means includes a motor, a first gear provided on the extension shaft of the motor, a second gear meshed with the first gear and a female threaded hole formed at the center thereof, and supporting the second gear. It is preferably composed of a lifting part composed of a rotating part constituted by a bracket, and a screw shaft inserted into the second gear female threaded hole of the rotating part and being elevated along the spiral in the rotational direction of the second gear.

In the present invention, the lifting means is provided with a cylinder for elevating the piston by receiving hydraulic pressure from the outside of any one of the upper and lower frames, it is preferable that the piston end of the cylinder is configured to be fixed to the other.

Hereinafter, the present invention will be described with reference to the accompanying drawings, the signboard washing apparatus according to the present invention and the vehicle on which the apparatus is mounted are largely divided into the first to third embodiments, and the same reference numerals. Since it has the same configuration, detailed description thereof will be omitted.

First embodiment

1 is a perspective view of a washing apparatus according to a first embodiment, Figure 2 is a front view of Figure 1, referring to Figures 1 and 2, the washing apparatus 10 is in accordance with the longitudinal length of the signboard (1) , And washing nozzles 138 provided on the upper and lower frames 110 and 120 separated from each other to be adjustable in length and provided on the upper and lower frames 110 and 120 and spraying the washing water to the signboard 1. The washing link means 130 and the brushing link means 140 is provided on the upper and lower frames 110 and 120 and a brush 148 is provided to remove foreign substances by brushing the surface of the signboard 1. ), And the lifting means 150 to control between the upper and lower frames 110, 120.

The upper frame 110 is composed of the upper support 118, the side support 119 extending downward from both sides of the upper support 118, the rear of the upper support 118 of the substrate (1) At least one top roller 112 that is in close contact with the upper surface is configured.

The lower frame 120 is provided with a lower support 128 having a length located between the side support 119 of the upper frame 110, the bottom of the lower support 128, the sign of the sign (1) At least one lower roller 122 that is in close contact with the bottom surface is configured.

In addition, the upper and lower rollers 112 and 122 are preferably made of a rubber material, urethane or silicon material having a high coefficient of friction.

In addition, one side of the upper and lower rollers 112 and 122 are configured with motors 114 and 124, and the motors 114 and 124 are controlled remotely from the outside to extend the transverse length of the signboard 1. It is preferable to move the washing device 10 along. Furthermore, it is preferable that one side of the motor 114, 124 is further configured with a control sensor 116, 126 that automatically controls the number of revolutions of the motor 114, 124.

Here, one or more motor 114, 124 is preferably configured on each of the upper and lower rollers 112, 122 provided with at least one, but is not limited thereto, and the upper and lower rollers 112, 122 of the The motor 114, 124 in one of the configuration, and the power transmission means for transmitting the power of the motor 114, 124 to the other upper and lower rollers 112, 122 may be installed and used will be.

Figure 3 is a side cross-sectional view showing a washing link means according to the first embodiment, Figure 4 is an enlarged cross-sectional view of the dispenser, referring to the washing link means 130 of the upper and lower frames 110, 120, respectively At least one hinge coupled between the upper and lower driving links 132 and 134, one side of which is hinged by the pin 136, and the upper and lower driving links 132 and 134, respectively. The driven link 135 is configured as described above, and a plurality of washing nozzles 138 are formed on the rear surfaces of the upper and lower driven links 132 and 134 and the driven link 135.

In addition, the washing nozzle 138 is connected to the conduit 1310 for transporting the washing water supplied from the outside, the conduit 1310 is configured to be collected in one distributor 1320.

In addition, a supply hole 1322 and a plurality of transfer holes 1324 connected to the conduit 1310 are formed inside the distributor 1320, and the supply holes 1322 and the transfer holes 1324 mutually At the point of intersection, one of the plurality of transfer holes 1324 is opened to be connected to the supply hole 1322 by opening one of the transfer holes 1324, and the other transfer hole 1324 is composed of a control valve 1326 for closing. do.

That is, the distributor 1320 is supplied with a cleaning agent for decomposing debris to which any chemical substance to promote decomposing debris is added to any one of the plurality of conveying holes 1324, and the other conveying hole 1324 is formed of water. Gum cleaner is supplied, and the supply hole 1322 is selected by selecting one of the wash water, that is, the detergent and the detergent, supplied through one of the plurality of transfer holes 1324 by the control valve 1326. It is to be transferred to the final washing nozzle 138 through.

Figure 5 is a side cross-sectional view showing a brushing link means according to the first embodiment, the brushing link means 140 is hinged by a pin 146 on one side of each of the upper and lower frames (110, 120) The upper and lower driving links 142 and 144 and at least one driven link 145 hinged by the pin 146 between the upper and lower driving links 132 and 134 are configured. On the back of the lower driving links 142 and 144 and the driven link 145, a plurality of brushes 148 are installed.

In addition, the brush 148 is formed of a fiber material and a non-woven fabric which is easy to remove foreign matters, so that when the brush 148 wipes the signboard 1, the surface of the signboard 1 is removed from the foreign matter removal. This is preferable.

FIG. 6 is a side cross-sectional view of a brush linking means in which a transmission means is mounted, wherein the brush 148 is a pin 146 connecting the upper, lower driving and driven link sections 142, 144, and 145. The power transmission unit 1420 is configured to be fixed to the extension shaft and to install a motor 1410 on one of the plurality of pins 146, and to transfer the power of the motor 1410 to the other pin 146. This is preferable.

In addition, the power transmission means 1420 can be used in a variety of means, such as a chain and chain sprocket method or a belt and belt pulley method and a gear train that is easy for remote power transmission, the brush 148 is a motor ( As it is rotated by the power of 1410 it is easy to remove the foreign matter on the surface of the sign (1).

On the other hand, the upper and lower driven and driven links 132, 134, 135, 142, 144, 145 configured in the washing and brushing link means (130, 140) are hinged pins 136, respectively. As the center is rotated around the upper and lower frames 110 and 120, the vertical gap is stretched while the horizontal and vertical frames are maintained. In this case, the number of connections of the driven links 135 and 145 is increased. Accordingly, the longitudinal stretch lengths of the upper and lower frames 110 and 120 are different.

7 is a front view of a state in which a plurality of washing link means is mounted on the washing apparatus of the first embodiment, referring to this, the washing and brushing link means 130 and 140 are upper and lower frames 110 and 120. The brushing link means 140 is installed on the front of the washing link means 140 is formed on the line and the rear end of the brushing link means 140.

This is because when the cleaning device 10 is moved along the longitudinal length of the signboard 1, the cleaning agent is sprayed through the cleaning nozzle 138 of the cleaning link means 130 provided at the tip of the traveling direction to promote the decomposition of foreign matter. And wipe off the foreign matter decomposed by the brush 148 of the brushing link means 140 provided at the center, and the cleaning agent is sprayed from the rear washing link means 130 to clean the surface of the signboard 1. desirable.

The elevating means 150 is a means for fixing the upper and lower frames 110, 120 is stretched and contracted to the longitudinal length of the signboard 1, the side support 119 of the upper frame 110 A plurality of ratchet grooves formed in one direction are formed on the inside thereof, and a ratchet gear formed on one side of the ratchet caught by the ratchet grooves is provided in the lower frame 120.

In this case, the elevating means 150 is not limited to this, for example, by using a catching hole and a catching ring caught by the catching hole, a catching ring is provided at one side of the lower frame 120, and the upper frame 110. There is a plurality of engaging holes are provided, it may be configured to intermittent between the top and bottom frame 110, 120.

Looking at the operating state according to the first embodiment of the washing apparatus of the signboard configured as described above are as follows.

First, the washing device 10 is at least one washing and brushing link means 130, 140 is installed on the front and bottom of the frame 110, 120, the top and bottom frame 110, 120 Lifting means 150 for intermittent is provided, stretch between the upper and lower frames 110, 120 in the longitudinal length to fit the longitudinal length of the signboard 1 to be cleaned.

Then, the ratchet of the ratchet gear provided in the lower support bracket 128 of the lower frame 120 is caught in the ratchet groove formed in the side support 119 of the upper frame 110 so that the upper and lower frames 110 and 120 are engaged. The stretched gap between the two is fixed.

That is, the upper and lower driving and driven links 132, 134, 135, 142 of the washing and brushing link means 130, 140 coupled to the front of the upper and lower frames 110, 120 ( The upper, lower and driven links 132, 134, 135, 142, 144 and 145 are connected to the pin 136 by the pins 136 and 146 coupled to each other. The link is pivoted around the 146 to support the upper and lower frames 110 and 120, and at the same time stretch to the longitudinal length.

In addition, when the upper and lower frames 110 and 120 are in close contact with the front of the signboard 1 in a state in which the signboard 1 is stretched in the longitudinal length of the signboard 1, the rear of the upper and lower frames 110 and 120 may be used. At least one or more upper and lower rollers 112 and 122 provided at the upper surface and the lower surface of the signboard 1 are seated.

Here, the upper and lower rollers 112 and 122 are moved forward or backward as the signboard 1 is rotated by the power of the motors 114 and 124, for example, the motors 114 and 124. The upper and lower frames 110 and 120 provided with the upper and lower rollers 112 and 122 by the forward rotation of) will be described on the assumption that the upper and lower frames 110 and 120 are moving in a forward direction, that is, a direction from left to right.

The upper and lower rollers 112 and 122 are fixed by the forward rotation of the motors 114 and 124 formed in the upper and lower rollers 112 and 122 respectively provided on the upper and lower frames 110 and 120. As it is rotated in rotation, the roller is rolled while supporting the upper and lower surfaces of the signboard 1, and thus the upper and lower frames 110 and 120 are advanced along the transverse direction of the signboard 1. .

In addition, the motor 114, 124 is equipped with a control sensor 116, 126 for controlling the rotational speed, the rotational speed of the motor 114, 124 by the control sensor 116, 126 By increasing and decreasing the control speed of the washing apparatus 10 in the signboard 1, as well as by controlling the traveling speed of the upper and lower frames 110, 120 the same, the upper and lower signs (1) Easy horizontal movement of the lower frame (110, 120).

For example, when the upper and lower rollers 112 and 122 roll the upper and lower surfaces of the signboard 1, the rolling force interferes with any one of the upper and lower rollers 112 and 122 by foreign matters. Since the moving speed and the upper and lower frames 110 and 120 are distorted due to the difference in the number of revolutions between the interfering rollers and the non-interfering rollers, the control sensors 116 and 126 are applied to foreign substances to compensate for this. The motors 114 and 124 are controlled to match the rotational speed between the interfering rollers and the non-interfering rollers.

On the other hand, the washing nozzle 138 of the washing link means 130 provided in the upper and lower frames 110, 120 sprays the washing water supplied from the outside to the front of the signboard 1, the signboard (1) The stacked foreign matters are decomposed and the decomposed foreign matters are brushed by the brush 148 provided in the brushing link means 140 to easily remove the foreign matters stacked on the front surface of the signboard 1.

In this case, the washing and brushing link means 130 and 140 provided on the upper and lower frames 110 and 120 are provided with the washing link means 130 at the front end of the traveling direction, and the brushing link means 140 at the rear thereof. It is preferable to provide the washing link means 130 at the rear end.

That is, in the above case, in the washing nozzle 138 of the washing link means 130 provided at the front end of the upper and lower frames 110 and 120 advancing in the transverse direction of the signboard 1, the cleaning agent to which the chemical is added is the signboard. Sprayed on the surface of (1) to facilitate the decomposition of the foreign matter stacked on the signboard (1), and to transfer the power of the motor 1410 and the motor 1410 provided in the brushing link means 140 provided at the rear thereof Each brush 148 is rotated by the power transmission means 1420 to brush the decomposed foreign matter, and the cleaning agent is sprayed through the cleaning nozzle 138 of the washing link means 130 provided at the rear end thereof, By washing the front of the signboard 1, which is wiped, the washing, brushing and washing of the signboard are completed in one step.

In addition, the conduit 1310 connected to each of the plurality of washing nozzles 138 installed on the plurality of washing link means 130 may selectively supply washing water, that is, a cleaning agent and a cleaning agent through the distributor 1320.

Further, while advancing along the transverse direction of the signboard 1, the foreign matter is cleaned in the washing link means 130 at the uppermost side, the foreign matter is wiped off at the brushing link means 140 at the rear thereof, and the rear washing link means 130 is removed. At the same time, washing the signboard 1 by water, etc., the washing work of the signboard 1 is completed, but at the same time to reverse the washing device 10 advanced in the transverse direction of the signboard 1 to improve the cleaning efficiency You can repeat the above operation.

That is, when the motors 114 and 124 of the upper and lower frames 110 and 120 are reversely rotated and retracted, the positions of the washing and brushing link means 130 and 140 are changed, and the washing link of the rear end is changed. The means 130 is the washing link means 130 of the tip, the washing link means 130 of the tip is changed to the washing link means 130 of the rear end, and the above-described washing operation is repeated.

In this case, the washing water, that is, the cleaning agent and the cleaning agent supplied to the washing link means 130 positioned at each of the front and rear ends thereof is converted and supplied, which is a control valve of the distributor 1320 provided in the washing link means 130. The cleaning agent is supplied to the front end cleaning link means 130 by 1326, and the cleaning agent is supplied to the rear end cleaning link means 130.

Therefore, the upper and lower frames stretched in the longitudinal length of the signboard can be applied to the signboards of various sizes irrespective of the size of the signboard, and the washing and brushing link means for supporting the upper and lower frames. There is an effect to improve the cleaning efficiency as the cleaning operation is made repeatedly along the transverse direction.

Second embodiment

8 is a perspective view of a washing apparatus according to a second embodiment, FIG. 9 is a front view of FIG. 8, and FIG. 10 is a cross-sectional view taken along line XX of FIG. 9. Referring to this, the washing apparatus 10 includes upper and lower frames ( Washing and brushing means 130, 140 and at least one is installed in front of the 110 and 120 and the top and bottom frames 110 and 120, and the top and bottom frames 110, 120 Consisting of the lifting means 150 provided on one side or both sides of the same as the first embodiment described above.

However, while the first embodiment of the configuration of the lifting means 150 is a manual type in which the operator directly adjusts the gap between the upper and lower frames 110 and 120, the second embodiment uses the power to the top and It is an electric motor that adjusts the distance between the lower frame (110, 120).

The lifting means 150 is composed of a rotating part 1510 is generated by the power of the motor 152, and the lifting part 1520 is received by receiving the rotational force of the rotating part 1510 to convert it into a linear motion lifting do.

Preferably, the rotating unit 1510 includes a motor 152 fixed to the side support 119 of the upper frame 110, a first gear 1512 coupled to an extension shaft of the motor 152, and the first A second gear 1514 meshing with the first gear 1512 and a bracket 1516 for rotatably supporting the second gear 1514 are fixed to the side support 119.

Here, a female screw hole 1514a is formed in the center of the second gear 1514, and the female screw hole 1514a is spirally coupled to a screw shaft, which will be described later.

In addition, one end of the lifting unit 1520 is fixed to the lower frame 120, and is vertically lifted by the rotational force of the rotating unit 1510 as a means for elevating the lower frame 120, in this case, the lifting unit 1520 ) Is preferably formed by a screw shaft.

In addition, a bearing or a bushing is provided on the screw shaft of the lifting unit 1520, one end of which is fixed to the lower frame 120, so that the lower frame 120 does not interfere with rotation as the screw shaft is rotated. It is thought.

Looking at the lifting means operating state of the cleaning device configured as described above are as follows.

First, in order to stretch the upper and lower frames 110 and 120 along the longitudinal length of the signboard 1, for example, when the motor 152 is rotated forward, the lifting unit 1520 is lowered. As an example, a case in which the interval between the upper and lower frames 110 and 120 is intended to be widened is described.

When the motor 152 fixed to one side of the side support 119 is rotated forward, the first gear 1512 provided on the extension shaft of the motor 152 is rotated, the first gear 1512 is engaged with the first gear 1512 Two gears 1514 are rotated.

In addition, the screw shaft of the lifting unit 1520 spirally coupled to the female screw hole 1514a of the second gear 1514 is lowered along the spiral direction, so that the lower frame 120 fixed to one end of the screw shaft is lowered. The interval between the upper and lower frames 110 and 120 is widened.

In addition, when the gap between the upper and lower frames 110 and 120 is to be narrowed, the first gear 1512 is reversely rotated in the reverse order as described above, that is, by the reverse rotation of the motor 152. As the second gear 1514 engaged with the 1512 is reversely rotated, the screw shaft of the lifting unit 1520 spirally coupled to the second gear 1514 is raised, and thus, the upper and lower frames 110 and 120 are rotated. The gap between them will be narrowed.

Therefore, in the second embodiment, there is an effect that there is convenience in use by remotely adjusting the distance between the upper and lower frames by using the power of the motor.

11 is a front view showing another embodiment of the lifting means of the second embodiment, referring to this, the lifting means 150 is a gear in the form of a rack gear 1530 inside the side support 119 of the upper frame 110. A motor that forms teeth or mounts and locks the rack gear 1530, and adds rotational force to the pinion gear 1540 and the pinion gear 1540 that are engaged with the rack gear 1530 configured on the side support 119. 1550, the motor 1550 is installed at one side of the lower frame 120.

Looking at the operation state of the lifting means 150 having such a configuration, when the power is applied to the motor 1550 installed in the lower frame 120, the pinion gear 1540 provided in the motor 1550 is The rack gear 1530 meshed with the pinion gear 1540 while being rotated is lifted according to the rotation direction of the pinion gear 1540, so that the rack frame 1530 is formed or mounted, and the upper frame 110 is lifted. do.

12 is another embodiment of the elevating means of the second embodiment, referring to this, the elevating means 150 has one end fixed to any one of the upper and lower frames 110, 120, and supplies the hydraulic pressure from the outside And a cylinder 1560 having a piston 1562 lifted by the hydraulic pressure therein, and the other end of the piston 1562 of the cylinder 1560 on the other of the upper and lower frames 110 and 120. It is fixed.

Looking at the operating state of the lifting means 150 configured as described above, when the cylinder 1560 is supplied with hydraulic pressure from the outside, the piston 1562 provided in the cylinder 1560 by the hydraulic pressure is pushed, the piston One of the upper and lower frames 110 and 120 to which the end of the piston 1562 is fixed by the distance of the push of the 1562 is pushed.

In addition, if the hydraulic pressure provided to the cylinder 1560 is discharged to the outside after the operation or the reverse operation as described above, the piston 1562 is pulled by the discharge of the hydraulic pressure, so that the upper and lower frames The spacing between the 110 and 120 will be stretched.

Third embodiment

FIG. 13 is an exploded perspective view of the washing apparatus and the supporting means according to the third embodiment, FIG. 14 is a front view of FIG. 13, and FIG. 15 is a side view of the washing apparatus according to the third embodiment mounted on a vehicle. For reference, the washing device 10 consisting of the upper and lower frames 110, 120, washing and brushing link means 130, 140 and the lifting means 150, and on the front side of the washing device 10 The vehicle 20 is provided with a support means 200 provided to support the cleaning device 10 and a crane 22 hinged to one side of the support means 200.

Here, the cleaning device 10 is the upper and lower frames 110 and 120, and at least one washing and brushing link means 130 is provided in front of the upper and lower frames 110, 120 ( 140, and a first gear 1512 provided on one side or both sides of the upper and lower frames 110 and 120, and an extension shaft of the motor 152 installed on the side support 119 of the upper frame 110. And a second gear 1514, which is engaged with the first gear 1512 and has a female thread hole 1514a formed in the center thereof, is supported by the bracket 1516, and the female thread hole of the second gear 1514 is provided. Lifting unit 1520 consisting of a screw shaft coupled to the spiral 1514a is composed of the lifting means 150, one end is fixed to the lower frame 120.

In addition, the cleaning device 10 may be used by adopting any one of the above-described first and second embodiments or a combination thereof, and the configuration and operation state of the cleaning device 10 are described above. The detailed description thereof will be omitted.

On the other hand, the support means 200 is stretched in the longitudinal direction and the plurality of cylinders 210 to support between the upper and lower frames 110, 120 and the housing 220, and is supported on one end of the cylinder 210 It is provided between the housing 220 and the housing 220 and the crane 22, and the housing 220 with respect to the crane 22 is provided to be rotated at an angle in all directions up, down, left and right. It consists of an auxiliary link (230).

In addition, the cylinder 210 has at least one upper and lower hooks 118a and 128a formed on at least one front side of the upper and lower frames 110 and 120 and at least one outer periphery of the housing 220. Both ends are respectively locked to the housing hook 226 formed above.

The cylinder 210 supports between the upper and lower frames 110 and 120 and the housing 220, and in particular, the upper and lower frames 110 and 120 may be stretched in the longitudinal direction of the signboard 1. At this time, it is stretched in the longitudinal direction so as not to interfere with the stretch length, in this case the cylinder 210 is preferably composed of an air shoba.

That is, the cylinder 210 may be supported without interfering with the expansion and contraction of the upper and lower frames 110 and 120 and may absorb shocks, such that the upper and lower frames 110 and 120 and the housing ( 220 can be easily supported between.

The housing 220 has a plurality of hooks 226 are formed on the outer periphery, the insertion groove 222 having a predetermined depth in the center of the square is formed horizontally, the vertical pin hole vertically penetrating the insertion groove 222 224 is made up.

Here, after one end of the auxiliary link 230 is inserted into the insertion groove 222, a vertical pin 240 is inserted into the vertical pin hole 224, hinges the housing 220 and the auxiliary link 230. It is coupled to the housing 220 and the auxiliary link 230 around the vertical pin 240 is to be able to rotate horizontally in the left and right sides.

The auxiliary link 230 is provided with a protruding piece 232 inserted into the insertion groove 222 of the housing 220 at the rear, the pin hole 234 is formed in the center of the protruding piece 232, the front The coupling groove 236 of a predetermined depth is formed vertically, and consists of a horizontal pin hole 238 penetrating the coupling groove 236 horizontally.

In addition, the auxiliary link 230 and the crane 22 are hinged by a horizontal pin 250 inserted into the horizontal pin hole 238 after the ends of the crane 22 are coupled to the vertical coupling groove 236. Combined, the auxiliary link 230 and the crane 22 around the horizontal pin 250 is to be able to rotate vertically upward and downward.

That is, the auxiliary link 230 is hinged by the rear of the housing 220 and the vertical pin 240, the front is hinged by the crane 22 and the horizontal pin 250, the housing 220 Auxiliary link 230 between the and the crane 22 is to be rotated in all directions up, down, left, right.

In addition, the auxiliary link 230 may be used as long as it can compensate for the linear direction of the housing 220 due to the radius of rotation of the crane 22 between the housing 220 and the crane 22. For example, a ball-shaped sphere may be formed at the end of the crane 22, and a cloud space may be formed at one side of the housing 220 so that the sphere may be clouded, thereby allowing the crane to be clouded. It may be formed to be refracted in each direction due to the rolling contact between the 22 and the housing 220.

The crane 22 is stretchable in the longitudinal direction, is stretched to a higher height by hydraulic pressure, etc., the crane 22 is installed on one side of the vehicle 20, the crane 22 by the vehicle 20 To facilitate the movement of the washing and the high-rise signage (1).

In this case, the vehicle 20 is a special vehicle in which a driver's seat is provided at the front and a space in which the crane 22 is mounted at the rear is provided, which is typically used as a special vehicle called 'cargo crane'. .

Here, the vehicle 20 may be used as long as the vehicle has a means for facilitating the operation and movement of the high floor in the state in which the crane 22 is mounted.

Looking at the operating state of the vehicle equipped with the washing device of the signboard configured as described above is as follows, since the operating state of the washing device 10 has been described in detail in the first and second embodiments, a detailed description thereof will be omitted.

First, the other end of the plurality of cylinders 210 having one end fixed to the upper and lower hooks 118a and 128 of the upper and lower frames 110 and 120 is locked to the hook 226 of the housing 220. In this case, the plurality of cylinders 210 and the upper and lower hooks 118a and 128a, the hooks 226 are preferably coupled to rotate at a predetermined angle.

In addition, in the housing 220 to which the plurality of cylinders 210 are coupled, the protruding pieces 232 of the auxiliary link 230 are inserted into the insertion grooves 222 and are hinged by the vertical pins 240. The auxiliary link 230 is inserted into the end of the crane 22 in the front coupling groove 236, is hinged to the horizontal pin 250, and the crane 22 is one side of the vehicle 20 Is bound to.

In this case, when the washing operation of the signboard 1 is not performed or the vehicle 20 is moving, the crane 22 has a minimum length and maintains the mounted state on the vehicle 20.

In addition, the vehicle 20 having the washing device 10 installed in the crane 22 moves to a place where work is required, and then expands and maintains the crane 22 provided at one side of the vehicle 20 to signboard 1. The washing device 10 is positioned in front of the.

In addition, by the lifting operation of the lifting means 150 to fit the longitudinal length of the signboard 1 is stretched between the upper and lower frames 110, 120, the upper and lower frames 110, 120 A plurality of cylinders 210 connected to the front of the) is also stretched in the longitudinal direction.

That is, the cylinder 210 is supported between the upper and lower frames 110 and 120 and the housing 220, without interfering with the stretching operation of the upper and lower frames 110 and 120, It will absorb the vibrations of the stretching operation.

When the stretching operation of the upper and lower frames (110, 120) is completed, the upper and lower frames (110, 120) are in close contact with the front of the sign (1), the upper and lower surfaces of the sign (1) Top and bottom rollers 112 and 122 are seated.

Thereafter, the upper and lower rollers 112 and 122 are clouded along the transverse direction of the signboard 1 by the driving of the motors 114 and 124 to move the cleaning device 10, and to clean and brush the ring. The cleaning operation is performed on the surface of the signboard 1 by a plurality of cleaning nozzles 138 and brushes 148 provided on the means 130 and 140.

On the other hand, the crane 22 is equipped with the washing device 10 is rotated with a rotation radius around the vehicle 20 in accordance with the movement of the cleaning device 10, due to the rotation radius of the crane 22 The crane 22 is stretched forward and backward to prevent the straight washing device 10 from being separated.

In addition, the auxiliary link 230 is provided between the housing 220 and the crane 22 for supporting the cleaning device 10, as the refraction is operated in all directions of the upper, lower, left, right of the auxiliary link 230. The torsion that may occur between the housing 220 and the crane 22 is prevented.

Of course, this driving is not shown, but the linear compensation by the rotation control radius by the control control unit and the sensor is to be operated.

Therefore, by using a vehicle equipped with a washing device, it has the effect of facilitating the washing operation of the signboard installed in a high-rise building.

As described above, according to the present invention, the upper and lower frames of the washing apparatus are stretched, and thus, the present invention may be used universally regardless of the size of the sign.

In addition, at least one washing and brushing link means is configured, the cleaning and brushing and cleaning is performed at the same time while moving along the signboard, there is an effect to maximize the cleaning efficiency by reciprocating the signboard according to the reduction of work time and the case .

In addition, the washing device can be mounted on the manual and electric and the vehicle, etc., it can be applied in various ways depending on the purpose of use, there is an effect to maximize the convenience of operation and convenience.

What has been described above is only one embodiment for implementing the signage washing apparatus and the vehicle equipped with the apparatus according to the present invention, the present invention is not limited to the above-described embodiment, which is claimed in the claims Without departing from the gist of the present invention, anyone of ordinary skill in the art will have the technical idea of the present invention to the extent that various modifications can be made.

For example, by providing a drain plate on the bottom surface of the lower support of the lower frame, forming a drain hole is fixed to the hose connected to the outside on one side of the drain plate, after collecting the pollutants generated during the cleaning of the signboard through the drain plate It may be formed to be easily collected after the drain hole to the outside discarded.

Claims (22)

At least one upper and lower rollers 112 and 122 are provided at the front of the signboard 1 and supported on the upper and lower surfaces of the signboard 1 so as to be rotatable. Upper and lower frames 110 and 120 which are conveyed along the front transverse longitudinal direction of the signboard 1 by the rotation of 112 and 122; At least one driven link between the upper and lower driving link sections 132 and 134 and the upper and lower driving link sections 132 and 134 provided on one side of the upper and lower frames 110 and 120, respectively. It consists of a plurality of pins 136 connecting between the section 135 and the upper and lower driven and driven link sections 132, 134 and 135, and the upper and lower driven and driven link sections 132 and 134. The washing link means 130 is provided with a plurality of washing nozzles (138) for receiving the washing water from the outside and spraying them to the front of the sign (1) on the back of the 135; At least one driven linkage between the upper and lower driving linkages 142 and 144 and the upper and lower driving linkages 142 and 144 on one side of the upper and lower frames 110 and 120, respectively. 145 and a plurality of pins 146 connecting between the upper and lower driving and driven link sections 142, 144 and 145, and the upper and lower driving and driven link sections 142 and 144 ( The rear surface of the 145 brushing link means 140 is composed of a plurality of brushes 148; And Installed on one side or both sides of the upper and lower frames 110, 120, and the upper and lower frames 110, 120 according to the longitudinal length of the signboard 1 is the washing and brushing link means 130, 140 132, 134, 135, 142, 144 and 145 are longitudinally stretched by the diffraction operation of the upper, lower, and driven linkages of the upper and lower drives. Washing device of the signboard, characterized in that consisting of the lifting means (150) to control. The method of claim 1, The upper and lower rollers 112 and 122 of the upper and lower frames 110 and 120 are configured with motors 114 and 124 for transmitting rotational force to the upper and lower rollers 112 and 122, respectively. Washing device of the signboard characterized in that. The method of claim 2, The motor (114) (124) washing apparatus of the signboard, characterized in that the control sensor 116 (126) is further configured to control the number of revolutions. The method of claim 1, Brushing link means 140 is installed in front of the upper and lower frames (110, 120) and the washing link means 130, characterized in that each side of the brushing link means 140 is configured Washing device. The method according to claim 1 or 4, The washing link means 130 is provided with a conduit 1310 for supplying the washing water to a plurality of washing nozzles (138) installed on the back, The conduit 1310 is connected to the distributor 1320, characterized in that the signage is configured to selectively supply the cleaning agent and the washing water through the distributor 1320 to the washing nozzle 138 through the conduit 1310 Washing equipment. The method according to claim 1 or 4, The brushing link means 140 is provided with at least one brush 148 on the rear of the upper and lower driving link sections 142 and 144 and the driven link section 145, The brush 148 is fixed to each of the pins 146 extending shafts connecting the upper, lower, and driven linkages 142, 144, and 145 to one of the plurality of pins 146. The motor 1410 is installed and the washing apparatus of the signboard, characterized in that the power transmission means (1420) is configured to transfer the power of the motor (1410) to another pin (146). The method of claim 1, wherein the lifting means 150 Inside the side support 119 of the upper frame 110 is formed a plurality of ratchet grooves to be caught in one direction, Ratchet gear is latched on the ratchet groove is formed on one side of the signet cleaning device, characterized in that the lower frame 120 is configured. The method of claim 1, wherein the lifting means 150 A rotating unit 1510 in which rotational force is generated by the power of the motor 152; And Consists of the lifting unit 1520 is lifted by receiving the rotational force of the rotating unit 1510 converted to a linear motion, The rotating unit 1510 is installed on any one of the upper and lower frames 110, 120, the lifting unit 1520 is installed on the other, The upper and lower frames 110 and 120 are automatically stretched along the longitudinal length of the signboard 1 by the mutual movement of the rotating unit 1510 and the elevating unit 1520, and the upper and lower frames 110. Washing apparatus of the signboard, characterized in that the longitudinal length of 120 is configured to be restrained. The method of claim 1 or 8, wherein the lifting means 150 The first gear 1512 provided on the motor 152, the extension shaft of the motor 152, and the second gear 1514 engaged with the first gear 1512 and having a female screw hole 1514a formed at the center thereof. And a rotating unit 1510 formed of a bracket 1516 supporting the second gear 1514. And The lifting unit 1520 is formed of a screw shaft which is inserted into and coupled to the female screw hole 1514a of the second gear 1514 of the rotating unit 1510 and is elevated along a spiral in a rotational direction of the second gear 1514. Signage cleaning device characterized in that the. The method of claim 1, wherein the lifting means 150 One of the upper and lower frames 110 and 120 is provided with a cylinder 1530 for lifting the piston 1532 by receiving hydraulic pressure from the outside, The other side of the signage cleaning device, characterized in that configured to be fixed to the end of the piston (1532) of the cylinder (1530). At least one upper and lower rollers 112 and 122 are provided at a rear side of the signboard 1 and supported on the upper and lower surfaces of the signboard 1 so as to be rotatable. The upper and lower frames 110 and 120 and the upper and lower frames 110 and 120 that are transported along the front transverse longitudinal direction of the signboard 1 by the rotation of 112 and 122 are respectively located on one side of the upper and lower frames 110 and 120. At least one driven link section 135 and the upper, lower driven and driven link sections 132 between the lower driven link sections 132 and 134 and the upper and lower driven link sections 132 and 134; It is composed of a plurality of pins 136 connecting between the 134, 135 and the upper, lower and driven linkages 132, 134, 135, the back of the washing water is supplied from the outside to the sign (1) One of the washing link means 130 and the upper and lower frames 110 and 120, which are configured with a plurality of washing nozzles 138 spraying to the front of the At least one driven link section 145 between the upper and lower driven linkages 142 and 144 and the upper and lower driven linkages 142 and 144 and the upper and lower driven linkages 142 and 144 respectively. It consists of a plurality of pins 146 connecting between 142, 144, 145, and a plurality of brushes 148 on the back of the upper, lower driving and driven linkages 142, 144, 145. Brushing link means 140, which is installed on one side or both sides of the upper and lower frames 110, 120 and the upper and lower frames 110, 120 according to the longitudinal length of the signboard (1) is The upper and lower driving and driven linkages 132, 134, 135, 142, 144 and 145 of the washing and brushing link means 130 and 140 are stretched in the longitudinal direction by diffraction and the stretched upper end And washing device 10 consisting of lifting means 150 for regulating the bottom frame 110, 120; And Vehicle equipped with a signage washing device, characterized in that the washing device 10 is provided with a vehicle 20 is mounted on the end and mounted on the aerial platform 22 is stretched in the longitudinal direction. The method of claim 11, Between the aerial platform 22 of the vehicle 20 and the washing device 10 supports the washing device 10 is stretched to the longitudinal length of the signboard 1, the washing device 10 is a signboard (1) Vehicle having a signboard washing device, characterized in that the support means 200 is further refracted to compensate for the horizontal according to the rotation radius of the aerial platform 22 when transported in the transverse length of the). The method of claim 12, wherein the support means 200 A plurality of cylinders 210 stretched in the longitudinal direction at one end are connected and installed, and the other end of the cylinder 210 is connected to the upper and lower frames 110 and 120 in front of the washing apparatus 10 and is horizontal in the front center. A housing 220 having an insertion groove 222 having a predetermined depth and having a vertical pin hole 224 vertically penetrating the insertion groove 222; And A protrusion piece 232 inserted into the insertion groove 222 of the housing 220 is provided at one end, and a pin hole 234 is formed at the center of the protrusion piece 232 to form a vertical pin hole of the insertion groove 222 ( 224 and the vertical pin 240 inserted into the pin hole 234 of the protruding piece 232 is rotated in the transverse direction and the coupling groove 236 is formed at a predetermined depth perpendicular to the other end of the protruding piece 232 A horizontal pin hole 238 penetrating the coupling groove 236 horizontally is formed, the end of the aerial platform 22 is inserted into the coupling groove 236 and the coupling groove 236 and the aerial platform 22 End of the horizontal pin 250 is horizontally inserted into the vehicle is equipped with a signage cleaning device, characterized in that the auxiliary link 230 is formed to be rotated in the longitudinal direction about the horizontal pin (250). The method of claim 13, The cylinder 210 of the support means 200 is a vehicle equipped with a sign cleaning device, characterized in that consisting of air shobar. The method of claim 11, The upper and lower rollers 112 and 122 of the upper and lower frames 110 and 120 are configured with motors 114 and 124 for transmitting rotational force to the upper and lower rollers 112 and 122, respectively. Vehicle equipped with a washing device of the signboard. The method of claim 15, The motor (114) (124) is a vehicle equipped with a signage cleaning device, characterized in that the control sensor 116 (126) is further configured to control the number of revolutions. The method of claim 11, Brushing link means 140 is installed in front of the upper and lower frames (110, 120) and the washing link means 130, characterized in that each side of the brushing link means 140 is configured Vehicle with cleaning device. The method according to claim 11 or 17, The washing link means 130 is provided with a conduit 1310 for supplying the washing water to a plurality of washing nozzles (138) installed on the back, The conduit 1310 is connected to the distributor 1320, characterized in that the signage is configured to selectively supply the cleaning agent and the washing water through the distributor 1320 to the washing nozzle 138 through the conduit 1310 Vehicles with washing equipment. The method according to claim 11 or 17, The brushing link means 140 is provided with a brush 148 on the rear of the upper and lower driving link sections 142, 144 and the driven link section 145, The brush 148 is fixed to each of the pins 146 extending shafts connecting the upper, lower driving and driven linkages 142, 144 and 145 and to one of the plurality of pins 146 extending shafts. The motor 1410 is installed, the vehicle with a signboard washing device, characterized in that the power transmission means (1420) is configured to transfer the power of the motor (1410) to another pin (146). The method of claim 11, wherein the lifting means 150 A rotating unit 1510 in which rotational force is generated by the power of the motor 152; And Consists of the lifting unit 1520 is lifted by receiving the rotational force of the rotating unit 1510 converted to a linear motion, The rotating unit 1510 is installed on any one of the upper and lower frames 110, 120, the lifting unit 1520 is installed on the other, The upper and lower frames 110 and 120 are automatically stretched along the longitudinal length of the signboard 1 by the mutual movement of the rotating unit 1510 and the elevating unit 1520, and the upper and lower frames 110. Vehicle with a signage washing device, characterized in that the longitudinal length of 120 is configured to be restrained. The method of claim 11 or 20, wherein the lifting means 150 The first gear 1512 provided on the motor 152, the extension shaft of the motor 152, and the second gear 1514 engaged with the first gear 1512 and having a female screw hole 1514a formed at the center thereof. A rotating part 1510 including a bracket 1516 supporting the second gear 1514; And The lifting unit 1520 is formed of a screw shaft which is inserted into and coupled to the female screw hole 1514a of the second gear 1514 of the rotating unit 1510 and is elevated along a spiral in a rotational direction of the second gear 1514. Vehicle equipped with a signage cleaning device, characterized in that. The method of claim 11, wherein the lifting means 150 The cylinder 1530 for elevating the piston 1532 is installed in any one of the upper and lower frames 110, 120, Vehicle having a signboard cleaning device, characterized in that the other end is configured to be fixed to the piston (1532) end of the cylinder (1530).

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