KR100804577B1 - Apparatus showing the direction for sign-car - Google Patents

Abstract

A direction showing apparatus for a sign-car is provided to enhance a utility of a loading space by mounting a direction showing unit in a case and elevating the direction showing unit only in use to minimize an anterior-posterior width of the direction showing apparatus. A direction showing apparatus includes a case(10), a direction showing unit, an elevating unit, and an LED electric signboard(30). The case includes frame members(11) installed on an edge and a cover plate(13) connecting the frame members. The direction showing unit includes a frame installed at the inside of the case and a plurality of LEDs(Light Emitting Diodes) mounted in the frame and showing a direction by forming an arrow. The elevating unit is installed in an inner lower part of the case and exposes the direction showing unit to the outside of the case by elevating the direction showing unit. The LED electric signboard is mounted in a front upper part of the case and shows sign words by means of the lighted LEDs.

Description

Sign car direction indicator {APPARATUS SHOWING THE DIRECTION FOR SIGN-CAR}

The present invention relates to a direction display device mounted on a sign car which moves to a necessary place when temporary traffic control is required for maintenance of a road and its associated facilities, and induces safe driving of the vehicle. Equipped with a direction display means for displaying the direction inside the case and enable the lifting and lowering to effectively utilize the loading space of the sign car, increase the durability, and equipped with a LED sign that displays the information on the construction by text It relates to a direction indicator of the sign car is provided with a door in the case for easy maintenance.

In general, a sign car is used to prevent a road accident by inducing a lane change by signaling a signal to a driver of a vehicle in operation to change lanes on a road. Mounted.

As a related art for the direction display device of such a sign car, a registered utility model No. 411192 "signal direction display device" and a public utility model No. 2000-5754 "vehicle loading traffic information display board" has been disclosed.

The registration utility model comprises a first board, and a second board that is installed to move up and down in front of the first board,

The first board and the second board only guide the driving direction of the vehicle, and do not provide information on the construction site, that is, the purpose of the construction, the contents of the construction, and the completion time of the construction. The majority of drivers who pass on the road at the construction site generally want to be aware of the information on the construction site because the road continues to pass the road, but the above-mentioned utility model does not have a means of informing such information.

In addition, the second board is installed in front of the first board integrally with the controller box, thereby increasing the volume of the direction display device (by the width of the second board) to reduce the loading space of the sign car, and the second board is exposed. Therefore, the risk of being damaged by accidental impact is high, and its life is shortened by direct contact with rainwater.

The utility model includes a second direction display means disposed in front of the power generation chamber, and a first direction display means rotatably installed on the power generation chamber.

The first direction display means of the public utility model is made of a structure that is mounted to the power generation room so as to rotate rather than raising and lowering, requires a larger loading space than the registration utility model,

Like the registered utility model, the first direction display means and the second direction display means only guide the driving direction of the vehicle through the arrow, and do not provide the driver with the information of the construction site, and the first direction display means and the second direction. As the display means is exposed to the outside as it is, it is damaged by accidental external shocks, and the durability thereof is reduced by contact with rainwater, shortening its lifespan.

The present invention has been made to solve the above problems, and provided with an LED signboard to guide the driver of the construction site information in the phrase,

The direction indicating means for indicating the direction by the arrow is placed inside the case to reduce the front and rear width of the direction display device, thereby increasing the utilization of the loading space of the sign car, and the direction indicating means is elevated only during use to expose the upper part of the case. Increase the

As a direction indication means that provides driving direction and construction site information to the driver, and LED lighting panel lighting source, it uses LED with low power consumption and high visibility.

An object of the present invention is to provide a direction indicator of a sign car having a door under the case so that maintenance of devices installed inside the case can be easily performed.

Sign car direction display device of the present invention for achieving the above object

A case including a skeletal member disposed at an edge portion and a cover plate connecting the skeletal members;

Direction display means including a frame disposed inside the case, and a plurality of LEDs mounted on the frame and lit to form an arrow to indicate a direction;

An elevating means provided in the inner lower portion of the case and configured to elevate the direction display means to expose the outside of the case;

It is mounted to the upper front of the case, LED display panel for displaying the guide phrases with a plurality of LED light is made; comprises.

And it is characterized in that the front lower portion of the case is coupled to each of the frame member of the first hinge to each side so that the two cover plates can be opened and closed to form a door,

The cover plate provided on the upper surface of the case is a rear end is coupled to the skeleton member by a second hinge, the second hinge is coupled to the spring to form an opening and closing door that is opened and closed automatically according to the rising and falling of the direction display means Features,

The outer surface of the skeletal member is formed with a mounting groove having a light-resistant outer narrow shape in the longitudinal direction, the stopper for supporting the upper surface of the opening and closing door so that the opening and closing door is no longer bent in the mounting groove of the skeletal member to which the second hinge is coupled. Characterized in that combined,

The elevating means is connected to the drive motor for forward and reverse rotation, the screw rods are respectively installed on both sides of the case, the drive pulley is coupled to the lower end and the thread is formed on the outer circumference, and the drive pulleys of the two screw rods And a timing belt for rotating the screw rod in one direction by rotating by the drive motor, a frame of the direction indicating means is coupled, and a body coupled to the screw rod to move up and down by the rotation of the screw rod, and the b. It is disposed adjacent to the four poles, characterized in that the guide groove of the body in contact with the outer circumference comprises a guide rod for guiding the lifting of the body,

The elevating means is disposed so as to be adjacent to the upper and lower ends of the screw rod, respectively, the contact is turned on by the contact of the rising and lowering body, and transmits a signal to the driving motor to further stop the driving of the motor Characterized by including,

The lifting means further comprises a tension member for tensioning the timing belt,

And a controller for controlling the lighting of the direction indicating means LED and the driving of the elevating means driving motor, wherein a front surface of the frame of the direction indicating means is equipped with a speaker and a camera, and whether an object exists within a predetermined distance on the rear surface. Is equipped with an object detection sensor for detecting the, The controller is provided with a monitor for displaying an image taken by the camera, and warning means for emitting a warning sound or flashing a warning light in response to a signal from the object detection sensor With

The lower part of the case is equipped with a plurality of wheels for convenience of transport, the door is provided with a locking means, the controller is driven when the direction switch is lowered completely when the contact switch is turned on Characterized in that automatically cut off the power supply to the motor and LED,

The inner lower portion of the case is characterized in that the waterproof cover is wrapped around the drive motor to prevent contact with water.

According to the present invention having the configuration as described above, by using the LED as a direction light means for displaying the driving direction by the arrow, and the light source of the signboard for providing construction site information, the power consumption is less and the information can be transmitted to the driver more efficiently. have.

In addition, by mounting the direction indicating means inside the case and only elevating when used, it is possible to minimize the width of the front and rear direction direction direction direction device to increase the utilization rate of the sign car, and to increase the durability of the direction indication means.

Further, the case is firmly composed of the skeleton member and the cover plate, and the door is provided at the lower part of the front side of the case, so that the maintenance of the elevating means and the direction display device can be easily performed.

In addition, as the elevating means is provided with two guide rods on both sides of the screw rod, the body of the direction indicating means is raised and lowered smoothly without tilting, and the body does not tilt even when the wind blows. Stop automatically at to avoid overloading.

And further equipped with a speaker, a camera, an object detection sensor, etc. has the effect of preventing a safety accident.

Hereinafter, with reference to the drawings will be described the present invention in more detail.

1 is a perspective view of a direction display device according to the present invention, Figure 2 is a perspective view of the direction display means is elevated and the door is open, Figure 3 is a perspective view of the main portion showing the lifting means.

As shown in FIGS. 1 and 2, the LED display board 30 is provided at the upper front of the case 10, and the door 13a is provided at the lower part for the maintenance of devices arranged inside the case 10. . In addition, the direction display means 20 is mounted inside the case 10 and is lifted by the elevating means 40 to push the opening / closing door 13b provided at the upper portion of the case 10 to be elevated and exposed to the outside.

In addition, a protective cover 71 may be coupled to a front surface of the case 10 to prevent the LED display board 30 from being damaged by an external impact while the direction indicator is not in use. To this end, a plurality of 'c' shaped brackets 72 are coupled to the mounting grooves 11h of the skeletal member 11 disposed on the upper and lower surfaces of the case 10. The protective cover 71 is inserted into the bracket 72 in a sliding manner on the side of the case 10 to surround the front of the case.

The LED signboard 30 is composed of a grating frame 31 having a grating in the form of a matrix, and a pair of LEDs 33 emitting red and green light mounted on each grating of the grating frame 31. . The guidance phrase displayed on the LED display board 30 and its color are determined by the user operating the controller or the remote controller.

The case 10 includes a skeletal member 11 disposed at an edge portion and a cover plate 13 connecting the skeletal member 11 to cover an outer edge thereof. Some of the cover plates 13 connecting the skeletal member and the skeletal member disposed at the corners of the case 10 constitute a door 13a and an opening / closing door 13b. That is, the door 13a and the opening / closing door 13b are a kind of cover plate 13. And the lower part of the case 10 is equipped with a wheel 15 for the convenience of movement of the direction display device.

The outer groove of the skeletal member 11 is provided with a mounting groove (11h) in the longitudinal direction. The mounting groove 11h has an inner side in a rounded shape and a wide inner side and a narrow inner light outer narrow shape. A fastening member 55 having a semi-circular shape is inserted into the mounting groove 11h. The fastening member 55 is rotated about 90 degrees after being inserted into the mounting groove 11h so as not to be separated from the mounting groove 11h.
That is, the fastening member 55 is inserted into the mounting groove 11h with the flat portion parallel to gravity, as shown in the enlarged exploded view and cross-sectional view of FIG. After it is rotated, it is engaged by a bolt (stopper 65 in the figure) or the like. In this state (the plane portion is perpendicular to gravity), the edge of the fastening member 55 is caught outside the mounting groove 11h of the external light narrowing shape, so that the fastening member 55 is not detached from the mounting groove 11h.

The fastening member 55 is freely movable along the mounting groove 11h in a state of being inserted into the mounting groove 11h, and is fixed to the mounting groove 11h after being tightened with a bolt. The cover plate 13 may be coupled to the skeletal member 11 through the fastening member 55. In addition, the fastening member 55 and the mounting groove 11h may be used to fix the bracket through the bracket after mounting the direction indicating device on the sign car.

The door 13a is formed by combining two cover plates 13 constituting the case 10 in the form of a hinged door at the lower front of the case 10. That is, one end of the two cover plate 13 is rotatably coupled to the skeleton member 11 of the case 10 by the first hinge 57.

And the other end of the two cover plate 13 is provided with a locking means to block the access of unauthorized persons. In the drawing as an example of the locking means is coupled to any one of the cover plate 13 and the hook 61 is inserted into the hole (11a) formed in the skeletal member 11, and is coupled to the other cover plate (13) And it is shown that the engaging plate 63 is rotated in contact with the inner surface of the cover plate 13 locked by the hook (61).

The opening and closing door 13b is formed by hinged cover plate 13 constituting the case 10 with a second hinge 59 on the upper surface of the case 10. More specifically, the rear end of the cover plate 13 is coupled to the rear frame member 11 on the upper portion of the case 10 by the second hinge 59 and is pushed up and lifted upward to open. And the spring (58) is coupled to the second hinge 59, when the direction display means 20 is lowered, the opening and closing door (13b) is automatically closed by the force of the spring (58).

And the frame member 11 to which the second hinge 59 is coupled to support the upper surface of the opening and closing door (13b) to prevent the opening and closing door (13b) is excessively flipped and damaged by the wind (opening door ( A stopper 65 is engaged to prevent 13b) from flipping anymore.

The outer edge of the stopper 65 in contact with the opening and closing door 13b is made of a synthetic resin material to minimize the occurrence of damage to the opening and closing door 13b. The stopper 65 is inserted into and coupled to the mounting groove 11h formed in the skeletal member 11 and fastened and fixed to the fastening member 55 having the screw hole 55a formed therein.

The direction display means 20 is configured to include a frame 21 and a plurality of LEDs (23). LED of the direction display means 20 is a plurality of LED group arranged in a circular shape is arranged in a predetermined interval to make an arrow. In the drawings, it can be seen that a plurality of LED groups form an arrow pointing in a downward left direction and an arrow pointing in a downward right direction. In addition, the LED group disposed on the outermost top of the frame 21 blinks red light and serves to prompt the driver who passes and recognizes the direction indicator and is in construction.

And each of the LED group is covered with a protruding cover 25. The protruding cover 25 prevents the light emitted from each LED group from interfering with each other so that the driver who passes can recognize the arrow more clearly, and blocks the sunlight during the day to increase the driver's visibility. And an opening 25a is formed in the lower portion of the protruding cover 25 so that rain water does not collect inside the protruding cover 25.

A speaker 53 and a camera 51 may be mounted on the front of the frame 21 of the direction display means 20, and an object detecting sensor (not shown) may be mounted on the rear of the frame 21.

The speaker 53 outputs a guide broadcast associated with the construction, and for this purpose, the controller is provided with a microphone for voice input, and the guide broadcast may be recorded and stored in a memory.

The camera 51 photographs the front of the direction display device (ie, the back of the sign car), and the controller is provided with a monitor for displaying an image photographed by the camera 51. The camera 51 is mounted to prevent the driver driving the sign car from seeing the rear by the direction indicating device.

The object sensor detects whether there is an object behind the direction display means 20 (ie, the front of the sign car) and transmits it to the controller. The controller transmits a driver signal through a warning means when a detection signal is transmitted from the object sensor. Notify As a warning means, a warning sound can be emitted through a loudspeaker, or a warning light can be flashed through a lamp. In addition, the monitor can display the distance to the object. The object detection sensor is provided to inform the driver before the direction indicator hits an object when the direction indicator is moved in a state where the direction indicator is higher than the sign car.

Lifting means 40 for raising and lowering the direction display means 20 is installed inside the case 10, the drive motor 41, the screw rod 42, the timing belt 44, the body 45, It comprises a guide rod 43, the contact switch 47 and the tension member 46.

The drive motor 41 transmits power for raising and lowering the direction display means 20 by forward or reverse rotation.

The screw rod 42 is formed on the outer periphery of the screw thread is installed on each side of the case, the lower end of the drive belt pulley 48 is coupled by the timing belt 44 is engaged by the movement of the timing belt 44. ) Is combined.

The timing belt 44 connects the driving pulley 48 coupled to the two screw rods 42 on both sides, and rotates (moves) one direction by the driving motor 41 to rotate the screw rod 42 in one direction. Let's do it. And the inner surface of the timing belt 44 is formed with a predetermined pattern of projections for engaging the driving pulley 48 and the driving motor 41.

The frame 45 of the direction display means 20 is coupled to the body 45, and a central hole in which the screw rod 42 is inserted is formed at the center thereof. The center hole is formed with a corresponding screw thread that is engaged with the thread of the screw rod 42, so that the screw rod 42 is moved up or down along the screw rod 42.

The guide rod 43 is disposed adjacent to the screw rod 42 and installed in parallel with the screw rod 42. And the outer periphery is in contact with the guide groove (45h) formed in the body 45 to guide the lifting and lowering of the body 45 is performed smoothly.

The contact switch 47 is disposed so as to be adjacent to the upper and lower ends of the screw rod 42, respectively, is pressed by the contact of the lifting body 45, the contact is turned on (short). When the contact switch 47 is turned on by the contact of the body 45, the signal is transmitted to the drive motor 41 to automatically stop driving of the drive motor 41 so that the drive motor 41 is not overloaded. do.

In addition, when the contact switch 47 mounted on the bottom is turned on, when the direction display device is completely lowered and placed inside the case 10, the construction will be completed or the construction will be interrupted. It may be desirable to minimize power consumption by blocking the power supply to the driving motor 41 as well as the LEDs (the LEDs of the direction indicating means 20 and the electronic sign 30) by receiving the signal of 47.

The tension member 46 tensions the timing belt 44 by pulling the timing belt 44. The tension member 46 is installed next to the drive motor 41 and is moved and fixed from side to side (in an imaginary line connecting two screw rods 42), and the timing belt 44 has a screw rod 42 on one side. ), The driving motor 41, the tension member 46, and the other side of the screw rod 42, in order to adjust the degree of tension of the timing belt 44 by the left and right movement of the tension member 46.

In addition, a lower portion of the case 10 includes a driving motor 41, a power supply means such as a power supply, and power supplied from the power supply means (drive motor 41, direction display device, LED display board) 30) it may be desirable to have a waterproof cover to cover the upper portion of the equipment vulnerable to moisture, such as a connector for distributing and supplying.

The controller is installed in the driver's seat of the sign car to control the operation of the direction display device. The controller is provided with a power button for supplying power, a lift button and a down button for raising and lowering the direction display means 20, a letter button for inputting a guide phrase to be displayed on the LED display,

A microphone for voice input and a monitor for displaying an image captured by the camera 51 are connected.

In the above description of the present invention has been described with respect to the direction display device of the sign car having a specific shape and structure with reference to the accompanying drawings, the present invention can be variously modified and changed by those skilled in the art, such modifications and changes It should be interpreted as falling within the protection scope of the invention.

1 is a perspective view of a direction display device according to the present invention.

Figure 2 is a perspective view of the direction indicating means and the door is open.

Figure 3 is a perspective view of the main portion showing the lifting means.

<Description of the symbols for the main parts of the drawings>

10 case 11 skeletal member

13: cover plate 15: wheels

20: direction display means 21: frame

23: LED 30: LED sign

40: lifting means 41: driving motor

42: screw rod 43: guide rod

44: timing belt 45: body

46: tension member 47: contact switch

51: camera 53: speaker

57: fastening member 65: stopper

Claims (10)

delete A case including a skeletal member disposed at an edge portion and a cover plate connecting the skeletal members; Direction display means including a frame disposed inside the case, and a plurality of LEDs mounted on the frame and lit to form an arrow to indicate a direction; An elevating means provided in the inner lower portion of the case and configured to elevate the direction display means to expose the outside of the case; It is made, including; LED display board mounted on the upper front of the case, to display a guide phrase with a plurality of LEDs that light up, Signs of the direction of the sign car, characterized in that the front of the case, the two cover plates are coupled to each other by the first hinge to the skeleton member on both sides so as to be opened and closed to form a door. The method of claim 2, The cover plate provided on the upper surface of the case is a rear end is coupled to the skeleton member by a second hinge, the second hinge is coupled to the spring to form an opening and closing door that is opened and closed automatically according to the rising and falling of the direction display means Directional sign of the sign car characterized in that. The method of claim 3, wherein The outer surface of the skeletal member is formed with a mounting groove of the external light narrowing shape in the longitudinal direction, And a stopper for supporting the upper surface of the opening / closing door so that the opening / closing door is no longer flipped in the mounting groove of the skeletal member to which the second hinge is coupled. The method of claim 4, wherein the elevating means Forward and reverse driving motor, Screw rods which are respectively installed on both sides of the case, the driving pulley is coupled to the lower end and the thread is formed on the outer periphery, A timing belt connecting the drive pulleys of the two screw rods and rotating by the drive motor to rotate the screw rods in one direction; A frame coupled to the frame of the direction indicating means and screwed to the screw rod to be lowered by the rotation of the screw rod; And a guide rod disposed adjacent to the screw rod, the guide groove of the body contacting the outer circumference to guide the lifting and lowering of the body. The method of claim 5, wherein the elevating means The contact point is turned on by the contact of the body to be moved up and down are respectively disposed adjacent to the top and bottom of the screw rod, and further comprising a contact switch for transmitting the signal to the drive motor to stop the driving of the motor. Directional sign of the sign car. The method of claim 6, wherein the elevating means And a tension member for tensioning the timing belt. The method of claim 7, wherein And a controller for controlling the lighting of the direction indicating means LED and the driving of the elevating means driving motor. The front of the frame of the direction display means is equipped with a speaker and a camera, the rear is equipped with an object detecting sensor for detecting whether an object exists within a certain distance, The controller is provided with a monitor for displaying an image taken by the camera and warning means for receiving a signal from the object detection sensor to emit a warning sound or to flash a warning light. The method of claim 8, The lower part of the case is equipped with a plurality of wheels for the convenience of carrying, The door is provided with a locking means, And the controller automatically cuts off power supply to the driving motor and the LED when the direction display means is completely lowered so that the contact switch is turned on. The method of claim 9, And a waterproof cover surrounding the driving motor to prevent contact with water.

Images