KR102269615B1 - Traffic signal screen device and traffic system including same, and traffic control method using this system - Google Patents

Abstract

The present invention relates to a traffic signal screen device, which includes: a vertical support members formed in crosswalks or roads; and a traffic signal screen portion formed on an upper portion of the vertical support member. The traffic signal screen portion includes: a housing having a length longer than the width; and a plurality of screen light sources formed in the longitudinal direction of the housing, wherein when the traffic signal screen unit is operated in conjunction with the traffic signal, the traffic signal screen device irradiates light in the form of a screen downward from the plurality of screen light sources so that a pedestrian using a crosswalk recognizes a crosswalk signal or a driver of a vehicle running on the road recognizes the traffic signal.

Description

Traffic signal screen device and traffic system including same, and traffic control method using this system

The present invention relates to a traffic signal screen device, a traffic system including the same, and a traffic control method using the system. More specifically, the traffic signal screen device capable of providing a signal screen in connection with a traffic light and a traffic system including the same And it relates to a traffic control method using the system.

Recently, as awareness of life has increased, various systems and facilities are being prepared to prevent traffic accidents. An example of this is the installation of information signs and speed bumps in sharp curves and child protection areas.

However, even in such a situation, accidents due to carelessness frequently occur at crossroads intersections or children's protection areas.

In particular, drivers driving at crosswalks and intersections during the day as well as at night perceive stop and proceed only through traffic lights, but visual interference of vehicles in front and blind spots where traffic lights are not visible occur, causing a driver's traffic accident As a result, traffic safety accidents, large and small, occur. In addition, as the use of mobile phones has become commonplace, when a driver who is driving a vehicle uses a crosswalk while looking at a mobile phone or a pedestrian walking on the road looking at a mobile phone, attention to signals is weakened, and safety accidents occur.

However, the conventional traffic light is located at a height enough to be seen only when a vehicle or a pedestrian looks upward, so that a change in a signal cannot be easily recognized in a state in which the field of view is fixed downward while looking at the mobile phone.

Korean Patent Publication No. 10-2010-0088800

The present invention relates to a traffic light-related traffic signal screen device having a structure in which a driver or pedestrian can easily recognize a signal in a signal blind spot and a limit on a location where a traffic light is formed, a traffic system including the same, and a traffic control using the system The purpose is to provide a method.

The present invention includes a vertical support member formed in a crosswalk or a passing road, and a traffic signal screen portion formed on an upper portion of the vertical support member, wherein the traffic signal screen portion includes a housing having a length longer than the width; It includes a plurality of screen light sources formed in the longitudinal direction, and when the traffic signal screen unit is operated in connection with the traffic signal, the plurality of screen light sources emit a screen-shaped light downward to provide a crosswalk signal to pedestrians using the crosswalk. To provide a traffic signal screen device for recognizing or recognizing a traffic signal to a driver of a vehicle running on a road.

The screen light source may be any one of LEDs, lasers, holograms, or a mixture of LEDs, lasers, and holograms.

The plurality of screen light sources may be formed in a plurality of columns in the longitudinal direction of the housing, and the plurality of columns may be formed of light sources of different colors.

The plurality of screen light sources may be formed such that light sources of different colors are alternately arranged in the longitudinal direction of the housing.

When the traffic signal screen unit is installed at an intersection, crosswalk, or both roads, the traffic signal lights installed on both sides of the road may be connected with a connecting member, and the traffic signal screen unit may be installed on the connecting member.

In the present invention, the traffic signal screen unit may further include a text laser, LED and hologram light source for forming a caution statement on a screen formed downward from a plurality of screen light sources.

The present invention may further include a through hole formed in the longitudinal direction of the housing, and a horizontal support member formed on an upper portion of the vertical support member and coupled to the housing through the through hole.

In the present invention, the arrangement of the plurality of screen light sources in the housing may be formed as an arc-shaped irradiation unit curved upward from the lower surface.

The present invention provides a first driving unit having a passive rotating member formed inside the vertical supporting member among the horizontal supporting members, an active rotating member engaged with the passive rotating member, and connected to the first driving unit to operate the first driving unit and a control unit to control, when the first driving unit is operated by the instruction of the control unit, the passive rotating member engaged with the active rotating member is rotated while the active rotating member is rotated, and the horizontal support member including the passive rotating member is rotated while the active rotating member is rotated The housing of the traffic signal screen part may be rotatable.

The present invention provides a forward movement guide formed in the vertical support member, a rotation member positioned in the forward movement guide of the horizontal support member, a driving unit for driving the rotation member, a control unit for controlling the operation of the driving unit, and , the rotating member is engaged, and includes a fixing member formed in the longitudinal direction of the forward movement guide, and when the driving unit is operated by the control unit, the traffic signal screen unit may be moved forward while the rotating member is moved on the fixing member.

The present invention provides a forward movement guide formed in the vertical support member, a fixing member formed in the forward movement guide portion, a movable member formed to move while being meshed with the fixing member, and a second driving member for driving the movable member. It may include a driving unit and a reflective member connected to the moving member, and reflect the signal screen transmitted from the traffic signal screen unit rotated in the direction of the reflective member while the reflective member is moved back and forth along the forward movement guide.

In the traffic signal screen device, a traffic light support portion extending horizontally from an upper portion of the vertical support member, a traffic light formed in the traffic light support portion, and a sensor unit formed in the traffic signal screen portion to detect an object below and a light source for text, such as laser, LED, and hologram, which is formed in the traffic signal screen unit and can project text required on the screen, and a control unit that receives signal control from the traffic signal screen unit and information from the sensor unit; and It also provides a traffic system including a traffic signal screen device, characterized in that it includes an autonomous driving unit of the vehicle configured to communicate with the control unit.

The present invention is a crosswalk signal screen in which the vertical support member is formed in a plurality of corner sidewalk portions of any one of a child protection zone, a crosswalk, an intersection and a two-way road, and is formed to interlock with a pedestrian signal between the plurality of vertical support members An addition may be formed.

The present invention provides a stop signal step in which the red signal of the traffic light is turned on in a traffic system including the traffic signal screen device, the steps of determining whether a stop line violation proceeds after passing the stop signal step, and the steps of determining whether the stop line is violated When it is determined that the stop line has been violated, a red signal screen is additionally projected so that the driver of the vehicle that violates the stop line stop is alerted to a stop signal reinforcement operation, and after the stop signal reinforcement operation step is performed It also provides a traffic control method using a traffic system including a traffic signal screen device, characterized in that it includes a step of requesting operation of the brake operation of the autonomous vehicle driving system in progress.

In the present invention, the traffic signal screen device is irradiated downward with the same signal as the currently lit traffic light, so that the driver can efficiently recognize the traffic signal situation even at night when many traffic accidents occur.

According to the present invention, a driver who drives a road with a high risk of a traffic accident, such as a sharp curve road, can easily recognize the red light and the caution phrase of the traffic signal screen unit, and thus pay more attention, thereby reducing the risk of an accident.

The present invention prevents the occurrence of a traffic accident due to the occurrence of a signal blind spot due to the inability or inability to understand the state of the front signal due to interference of a large vehicle in front while the driver is waiting.

A traffic system including a traffic signal screen device according to the present invention has an effect of preventing an accident due to carelessness in front of a crosswalk or an intersection by preventing a vehicle driver from negligently violating a stop line stop signal.

1 is a schematic perspective view showing a traffic signal screen device;
Figure 2 (a) is a schematic side view showing the traffic signal screen unit of the present invention traffic signal screen device, Figure 2 (b) is a schematic front view showing the traffic signal screen unit of the present invention traffic signal screen device, Figure 2 ( c) is a schematic bottom perspective view showing that a part of the red light column irradiates light in the first arrangement form among the traffic signal screen parts, and (d) of FIG. 2 is all of the red light stream in the second arrangement form of the traffic signal screen unit It is a schematic bottom perspective view showing irradiation of.
Fig. 3 (a) is a schematic bottom perspective view showing that a part of the red light column irradiates light in the second arrangement form of the traffic signal screen unit, and Fig. 3 (b) is a red color in the second arrangement form of the traffic signal screen unit It is a schematic bottom perspective view which shows that all the light and heat irradiate light.
Figure 4 (a) is a schematic front sectional view showing a first modified example of the present invention traffic signal screen device, Figure 4 (b) is the first modified example of the present invention traffic signal screen device applied to normal weather It is a schematic side view showing a case in which the present invention (c) is a schematic side view showing a case where the first modification of the present invention traffic signal screen device is applied to bad weather, and Fig. 4 (d) is a traffic signal screen according to the present invention It is a schematic side view which shows the case where the 2nd modified example regarding an apparatus is applied.
Figure 5 (a) is a schematic side view showing a third modified example of the present invention traffic signal screen device, Figure 5 (b) is a schematic cross-sectional view of the portion AA' in Figure 5 (a), (c) is a schematic side view illustrating that the traffic signal screen unit is moved in (a) of FIG. 5, and (d) of FIG. 5 is a schematic cross-sectional view of a portion BB' in FIG. 5(c).
Fig. 6 (a) is a schematic side view showing a fourth modified example of the traffic signal screen device according to the present invention, and Fig. 6 (b) is a schematic view showing the operating state of the fourth modified example related to the traffic signal screen device of the present invention. It is a side view, and Fig. 6 (c) is a schematic side view showing a fifth modified example of the traffic signal screen device according to the present invention, and Fig. 6 (d) is a schematic cross-sectional view of the portion CC' in Fig. 6 (c).
7 is a schematic plan view showing a crossroad intersection to which a traffic signal screen device according to the present invention is applied.
Fig. 8 (a) is a schematic front view showing the first type in which the traffic signal screen device applied to the traffic light of Fig. 7 is installed, and Fig. 8 (b) is the first type in which the traffic signal screen device applied to the traffic light of Fig. 7 is installed. It is a schematic front view showing type 2, and FIG. 8(c) is a schematic front view showing type 3 in which a traffic signal screen device applied to the traffic light of FIG. 7 is installed.
Figure 9 (a) is a schematic perspective view showing a state in which the present invention's traffic signal screen device is applied to a highway or an exclusive road for automobiles, Figure 9 (b) is a traffic signal screen device of the present invention showing a state applied to the front of the tunnel It is a schematic perspective view, and Fig. 9 (c) is a schematic perspective view showing a state in which the traffic signal screen device of the present invention is installed on a road with a high risk of a traffic accident, such as a sharp curve road.
10 is a schematic perspective view showing that the first embodiment of the traffic system including the traffic signal screen device according to the present invention is applied.
11 is a flowchart illustrating a traffic control method using the traffic system of FIG. 10 .
Fig. 12 is a schematic plan view showing a second embodiment of a traffic system including a traffic signal screen device according to the present invention;
13 is a schematic front view showing an application process of FIG. 12 .

Hereinafter, various embodiments of the present invention will be described with reference to specific embodiments shown in the accompanying drawings. Differences in the embodiments are to be understood in a complex manner as not mutually exclusive, and without departing from the spirit and scope of the present invention, specific shapes, structures and characteristics described in relation to the embodiments may differ from other embodiments. can be implemented as

The position or arrangement of individual components according to the embodiments of the present invention is to be understood as a combination of the drawings as being changeable, and like reference numerals in the drawings may refer to the same or similar functions throughout various aspects, including length and area; Thickness and the like may be exaggerated for convenience of description.

It is assumed that each unit, module, part, member, or arbitrary structure in which sub-elements are not described includes or can contain common sub-elements for each assigned function, limited to the sub-elements or detailed structures shown in the drawings. don't

It should be understood that components shown but whose description is omitted as a general description are inherent in the detailed description of the embodiments.

1 is a schematic perspective view showing a traffic signal screen device;

The traffic signal screen device 100 according to the present invention includes a vertical support member 110 formed on a crosswalk traffic light 122 or a road, and a traffic signal screen unit installed adjacent to the traffic light 120 on the vertical support member 110 . (130).

The traffic light 120 and the traffic signal screen unit 130 are connected to each other so that the same color as the signal color of the traffic light 120 is irradiated from the traffic signal screen unit 130 . However, the traffic light 120 irradiates the signal light in an approximately horizontal direction, but the traffic signal screen unit 130 irradiates the signal vertically downward.

The driver may decide whether to continue driving or to stop by looking at the traffic light 120 , but even in a situation where the driver cannot look at the traffic light 120 above for reasons such as looking at the mobile phone, the traffic signal screen unit formed in the front Since the color of 130 can be detected, the recognition of the signal proceeds easily.

A plurality of screen light sources 140 including LEDs or lasers emitting light such as red, yellow, and green light are formed inside the traffic signal screen unit 130, so that red light, yellow light and Any one of green light may be irradiated.

Figure 2 (a) is a schematic side view showing the traffic signal screen unit of the present invention traffic signal screen device, Figure 2 (b) is a schematic front view showing the traffic signal screen unit of the present invention traffic signal screen device, Figure 2 ( c) is a schematic bottom perspective view showing that a part of the red light column irradiates light in the first arrangement form among the traffic signal screen parts, and (d) of FIG. 2 is all of the red light stream in the second arrangement form of the traffic signal screen unit It is a schematic bottom perspective view showing irradiation of.

The traffic signal screen unit 130 of the present invention traffic signal screen device 100 includes a housing 134 having a through hole 132 formed thereon and having a length longer than the width, and a length inside the housing 134 . A plurality of LEDs formed in the direction, a laser, a hologram or an LED, a screen light source 140 in which a laser and a hologram are mixed.

The screen light source 140 is formed in three long rows in the longitudinal direction of the housing 134 in a first array form as shown in FIG. 2(c), and the first row is formed of a red light source 140-1, The second column is formed of the yellow light source 140-2, and the third column is formed of the green light source 140-3.

In the light emission form of the screen light source 140, only an odd-numbered red light source 140-1a, which is a part of the red light source 140-1, may be irradiated as shown in FIG. 2(c), and as shown in FIG. 2(d). All of the red light sources 140 - 1 may be irradiated.

In addition, it is also possible that the red light source 140-1 is sequentially irradiated in portions at two time intervals from one side to the other side.

If the vehicle needs to stop at the stop line formed before the crosswalk, and it is necessary to further draw attention to the vehicle driver, such as when a part of the vehicle passes the stop line without observing the stop line, the red light source as shown in FIG. From a state in which only odd-numbered red light sources 140-1a, which are a part of 140-1, irradiate light in the form of a screen, which is a diaphragm, all of the red light sources 140-1 are light in the form of a screen as shown in FIG. 2(d). can be changed by examining

Through this, the driver recognizes that the driving situation can be seriously dangerous, and the effect is generated to drive more cautiously.

Fig. 3 (a) is a schematic bottom perspective view showing that a part of the red light column irradiates light in the second arrangement form of the traffic signal screen unit, and Fig. 3 (b) is a red color in the second arrangement form of the traffic signal screen unit It is a schematic bottom perspective view which shows that all the light and heat irradiate light.

In the present invention, in the second arrangement of the traffic signal screen units 130 , the first column formed in the width direction of the housing 134 is the red light source 140-1, and the second column is formed adjacent to the first column in the width direction. is a yellow light source 140-2, a third column formed in the width direction adjacent to the second column is a green light source 140-3, and a fourth column formed in a width direction adjacent to the third column is a red light source 140- 4), a fifth column formed in the width direction adjacent to the fourth column is a yellow light source 140-5, and a sixth column formed in the width direction adjacent to the fifth column is a green light source 140-6 in that order. It is formed to be alternately arranged along the longitudinal direction of the housing 134 .

And in the second arrangement, only the first column of the red light sources 140-1 and 140-4 may be irradiated with screen-type light as shown in FIG. 3(a), and as shown in FIG. 3(b), the red light source 140 -1, 140-4), it is also possible that all columns are irradiated with light in the form of a screen.

In the case where the driver has to stop at the stop line in the second arrangement, only the first row of the red light sources 140-1 and 140-4 as shown in FIG. 3 (a) before the vehicle 200 crosses the stop line is screen-shaped light. , and when the front part of the vehicle 200 crosses the stop line, all rows of the red light sources 140-1 and 140-4 may be irradiated with screen-type light as shown in FIG. 3B.

Through this, the driver recognizes that the driving situation can be seriously dangerous, and the effect is generated to drive more cautiously.

Figure 4 (a) is a schematic front sectional view showing a first modified example of the present invention traffic signal screen device, Figure 4 (b) is the first modified example of the present invention traffic signal screen device applied to normal weather It is a schematic side view showing a case in which the present invention (c) is a schematic side view showing a case where the first modification of the present invention traffic signal screen device is applied to bad weather, and Fig. 4 (d) is a traffic signal screen according to the present invention It is a schematic side view which shows the case where the 2nd modified example regarding an apparatus is applied.

A first modification of the present invention traffic signal screen device 100 includes a vertical support member 150 for supporting the traffic light 120 , a horizontal support member 152 connected to the vertical support member 150 , and the The housing 134 of the traffic signal screen unit 130 to which the horizontal support member 152 is coupled through the through hole 132 , and the passive member formed inside the vertical support member 150 of the horizontal support member 152 . A passive rotating member 154 such as a gear, and an active rotating member 156 such as an active gear meshed with the passive rotating member 154 is formed with a driving unit 158 such as a motor, and is connected to the driving unit 158 and a control unit 160 for controlling the operation of the driving unit 158 .

The control unit 160 is operated by acquiring weather-related information.

When the driving unit 158 is operated by the instruction of the control unit 160, the active rotating member 156 is rotated and the passive rotating member 154 engaged with the active rotating member 156 is rotated, and the passive rotating member 154 is rotated. The housing 134 of the traffic signal screen unit 130 is rotated while the horizontal support member 152 including is rotated.

Through this, the traffic signal screen unit 130 forms a signal screen downward as shown in FIG. 4 (b) on a clear day or in normal weather with no difficulty in driving to the extent that there are clouds, and it is difficult to secure the driver's view due to bad weather. In many weathers, the traffic signal screen unit 130 is rotated as shown in FIG. 4(c) to form a signal screen in an inclined direction intermediate between the downward direction and the horizontal direction.

Through this, when the driver cannot check the lighting color of the traffic light 120 due to bad weather, the traffic signal screen unit 130 can be recognized in front of the stop line 170 and can be stopped in compliance with the stop line 170 .

The second modified example of the present invention, the traffic signal screen device 100, has a form in which a plurality of screen light sources 140 are arranged in the housing 134 of the traffic signal screen unit 130 in one direction as shown in FIG. 4(d). It is not formed only as a ray, but is formed as a curved arc-shaped irradiation part extending upward from the lower surface when viewed from the side.

In the second modified example regarding the traffic signal screen device 100 of the present invention, when the screen-type light is irradiated from the screen light source 140, it is irradiated downwardly toward the stop line 170 and continuously irradiated toward the front in the front. Thus, a large irradiation area can be formed as a whole.

The irradiation area may be irradiated only downward toward the stop line 170 by irradiating only a part of the screen light source 140, or the entire screen light source 140 is irradiated from the downward direction toward the stop line 170 in the front direction. The irradiation direction can be investigated so that it is irradiated up to .

If necessary, the screen light source 140 may be operated to be sequentially irradiated from the vertical direction to the horizontal direction.

The adjustment of the irradiation direction may be performed by acquiring weather-related information from a separately provided control unit 160 .

Through the second modification of the present invention, the traffic signal screen device 100, it is possible to adjust the irradiation form of the screen light source 140 according to the situation according to normal weather and bad weather, so that the driver's traffic signal recognition can be facilitated. .

Figure 5 (a) is a schematic side view showing a third modified example of the present invention traffic signal screen device, Figure 5 (b) is a schematic cross-sectional view of the portion AA' in Figure 5 (a), (c) is a schematic side view illustrating that the traffic signal screen unit is moved in (a) of FIG. 5, and (d) of FIG. 5 is a schematic cross-sectional view of part BB' in FIG. 5(c).

A third modified example of the present invention of the traffic signal screen device includes a vertical support member 150 supporting the traffic light 120 and a forward movement guide formed in the front of the traffic light 120 in the vertical support member 150 . The housing of the traffic signal screen unit 130 to which the part 162, the horizontal support member 152 connected to the vertical support member 150, and the horizontal support member 152 are coupled through the through hole 132 134, a rotating member 154-1 such as a pinion gear formed inside the forward movement guide 162 of the horizontal support member 152, and a driving unit for driving the rotating member 154-1 ( 158), a control unit 160 for controlling the operation of the driving unit 158, and a fixing member 154-2 such as a rack gear to which the rotating member 154-1 is engaged.

The fixing member 154 - 2 is formed to be elongated in the longitudinal direction on the inside of the forward movement guide 162 .

In the first modified example, when the manual rotation member 154 is rotated as shown in FIG. 4(a), the housing 134 of the traffic signal screen unit 130 is rotated while the horizontal support member 152 is rotated, In the third modified example, a bearing structure or the like is formed between the horizontal support member 152 and the rotary member 154-1, so that even when the rotary member 154-1 is rotated, the horizontal support member 152 is not rotated, and the horizontal support member 152 is not rotated. Since the support member 152 does not rotate, the housing 134 of the traffic signal screen unit 130 does not rotate.

When the driving unit 158 is operated by the control unit 160, the rotating member 154-1 is moved on the fixing member 154-2, and through this, there is no difficulty in driving on a clear day or with clouds. In FIG. 5 (a), the traffic signal screen unit 130 is operated below the traffic light 120, and in weather where it is difficult to secure the driver's view due to bad weather, the control unit 160 ( As shown in c), the driving unit 158 is driven, and the rotating member 154-1 is moved while being rotated on the fixing member 154-2 by the driving of the driving unit 158 .

Through this, when the traffic signal screen unit 130 moves forward from the traffic light 120 and the driver cannot check the lighting color of the traffic light 120 due to bad weather, the traffic signal screen unit 130 is moved from the stop line 170 to the stop line 170 . It can be recognized from the front and can be stopped by observing the stop line 170 .

Fig. 6 (a) is a schematic side view showing a fourth modified example of the traffic signal screen device according to the present invention, and Fig. 6 (b) is a schematic view showing the operating state of the fourth modified example related to the traffic signal screen device of the present invention. It is a side view, and Fig. 6 (c) is a schematic side view showing a fifth modified example of the traffic signal screen device according to the present invention, and Fig. 6 (d) is a schematic cross-sectional view of the portion CC' in Fig. 6 (c).

Since the fourth modified example of the present invention, the traffic signal screen device, is a form in which the reflective member 172 is added to the first modified example, the differences will be mainly described.

In the fourth modified example of the present invention, a traffic signal screen device in which a front support member 171 is formed in front of the traffic light 120 in the vertical support member 150, and a mirror at the end of the front support member 171 A reflective member 172 formed of or the like is formed.

The reflective member 172 is formed to have the same length as the length of the traffic signal screen unit 130 and is inclined at about 45 degrees with respect to the horizontal plane while looking at the traffic signal screen unit 130, and, if necessary, the approximately 45 The inclination of the figure is changeable.

On a clear day or in normal weather where there is no difficulty in driving to the extent that there are clouds, the traffic signal screen unit 130 irradiates the signal screen downward of the traffic light 120 as shown in FIG. 6 (a), and the driver's view in bad weather In weather with a lot of difficulty in securing, the traffic signal screen unit 130 is rotated 90 degrees as shown in FIG. 6B to irradiate the signal screen with the reflective member 172, and the reflective member 172 lowers the signal screen. reflect with

Through this, when the driver cannot check the lighting color of the traffic light 120 due to bad weather, the effect of recognizing the signal screen in front of the stop line 170 is generated.

The fifth modified example of the present invention of the traffic signal screen device is a form in which a structure is formed so that the reflective member 172 can be moved back and forth in the fourth modified example, and the differences from the fourth modified example will be mainly described.

In the fifth modified example of the present invention, the traffic signal screen device, the forward movement guide part 162-1 is formed in the front of the traffic light 120 in the vertical support member 150, and the forward movement guide part 162- 1) according to the structure in which the reflective member 172 is moved back and forth.

A fixing member 162-2, such as a rack gear, is formed inside the forward movement guide part 162-1, and the reflective member 172 is meshed with the fixing member 162-2 to move. A moving member 162-3 such as a pinion gear is formed, and a driving unit 158 such as a motor is formed in the moving member 162-3.

When the moving member 162-3 is moved back and forth on the fixed member 162-2 by the driving unit 158, the reflective member 172 may be moved forward of the traffic light 120 as needed.

Through this, depending on circumstances such as bad weather or night time, the reflective member 172 may be moved to a position that can optimally reflect the signal screen transmitted from the traffic signal screen unit 130 .

7 is a schematic plan view showing a crossroad intersection to which the traffic signal screen device of the present invention is applied, and FIG. 8 (a) is a schematic front view showing the first type in which the traffic signal screen device applied to the traffic light of FIG. 7 is installed, and FIG. (b) of FIG. 7 is a schematic front view showing a second type in which the traffic signal screen device applied to the traffic light of FIG. 7 is installed, and FIG. 8 (c) is a third type in which the traffic signal screen device applied to the traffic light of FIG. 7 is installed. It is a schematic front view showing

The present invention traffic signal screen device 100 can be applied to the intersection 180 as shown in FIG. 7 , and the traffic signal screen unit 130 applied to the traffic light 120 is a traffic light 120 installed on both sides of the road. They are connected in the form of a wire 186 or rod 188, and the traffic signal screen 130 is installed on the wire 186 or rod 188 and used.

When the traffic signal screen unit 130 is installed in the crosswalk pedestrian traffic light 120-1, a horizontal bar 190 is formed on the upper part of the pedestrian traffic light 120-1 column in the horizontal direction, and the horizontal bar 190 is formed. After the traffic signal screen unit 130 is installed in the space, it is interlocked with the pedestrian traffic light 120-1 to display a red signal or a green signal.

Fig. 8 (a) shows a first type in which the traffic signal screen device 100 applied to the traffic light 120 of Fig. 7 is installed, and a wire or between the traffic lights 120a and 120b installed on both sides of the road 300 It is connected to the connecting member 183 formed in the form of a rod, and the traffic signal screen unit 130 is installed and used on the connecting member 183 .

In this case, it is preferable that the traffic lights 120a and 120b installed on both sides of the road 300 be installed so as to be exactly opposite to each other, and the traffic signal screen unit 130 is the vehicle 200 among the connection members 183. It is installed in the half part of one side where you have to stop seeing the signal.

(b) of FIG. 8 shows a second type in which the traffic signal screen device 100 applied to the traffic light 120 of FIG. 7 is installed, and horizontally on the vertical support member 210 installed on one side of the road 300. The horizontal support member 220 is formed, and the traffic signal screen unit 130 is installed on the horizontal support member 220 .

In this case, the position of the vertical support member 210 does not need to be installed in consideration of the position with the opposite vertical support member 210-1, and the vertical support member 210 is installed at a position effective to stop the vehicle 200 and , a horizontal support member 220 is installed on the vertical support member 210 , and a traffic signal screen unit 130 is installed on the horizontal support member 220 .

8 (c) shows a third type in which the traffic signal screen device 100 applied to the traffic light 120 of FIG. 7 is installed, and the traffic light on the vertical support member 210 installed on one side of the road 300 The horizontal support member 220 of 120 is installed, and the traffic signal screen unit 130 is installed on the horizontal support member 220 .

In this case, when the length of the horizontal support member 220 of the traffic light 120 is smaller than the length of one driving lane, the end of the traffic signal screen 130 cannot vertically irradiate the light up to the center lane 313. Therefore, the light is irradiated to the center lane 313 obliquely.

In the present invention, when the driver does not move his gaze upward to see the existing traffic signal through the traffic signal screen device 100 as described above, even when he cannot accurately look ahead because he is looking at the mobile phone or the instrument panel. The same signal as the currently lit traffic light 120 is irradiated vertically to generate an effect of easily recognizing the signal condition.

Figure 9 (a) is a schematic perspective view showing a state in which the present invention's traffic signal screen device is applied to a highway or an exclusive road for automobiles, Figure 9 (b) is a traffic signal screen device of the present invention showing a state applied to the front of the tunnel It is a schematic perspective view, and Fig. 9 (c) is a schematic perspective view showing a state in which the traffic signal screen device according to the present invention is installed on a road with a high risk of a traffic accident, such as a sharp curve road.

When the traffic signal screen device 100 of the present invention is applied to the expressway 300-1 or the automobile-only road 300-2 as shown in FIG. 9 (a), the expressway 300-1 or the automobile-only road 300 Since there is no traffic light 120 in -2), it cannot be installed in connection with the traffic light 120 .

Accordingly, in the highway 300-1 or the automobile-only road 300-2, the traffic signal screen unit 130 is installed at the lower part of the guide sign structure 330 installed to display a caution message, not the traffic light 120. can be

The traffic signal screen unit 130 is applied to a fork in Busan and Daejeon as shown in FIG. 9(a), and may serve to call attention to a driver who needs to change lanes.

When the traffic signal screen device 100 according to the present invention is applied to the front of the tunnel 340 as shown in FIG. 9(b), the vertical support members 210 are installed on both sides of the entrance of the tunnel 340, and the vertical A horizontal pillar 210-1 is installed between the supporting members 210, and the traffic signal screen unit 130 is installed on the horizontal pillar 210-1.

The traffic signal screen unit 130 is installed above the inflow lane through which the vehicle 200 flowing into the tunnel 340 proceeds among the horizontal pillars 210-1, and vertically irradiates green or red light. .

Since the traffic signal screen unit 130 cannot be formed to be interlocked with the traffic light 120, it operates independently, unlike the case where it is installed at an intersection.

The green light indicates that the current tunnel 340 is smoothly passing, and the red light serves to inform that an accident has occurred in the current tunnel 340 or a situation requiring careful driving.

In particular, by using the text function emitted from the laser for text and the hologram light source 350, the warning phrase 138 that the speed limit is “80Km/h” appears on the signal screen, so that it is difficult to secure the view due to dark night or rain. Even in difficult cases, it acts to deliver necessary information to the driver as easily as possible.

If necessary, the traffic signal screen unit 130 may be installed inside the tunnel 340 .

When the traffic signal screen device 100 according to the present invention is installed on a road with a high risk of a traffic accident, such as a sharp curve road 360 as shown in FIG. 9C , the vertical support member 210 and the vertical support member 210 ) includes a horizontal support member 220 formed in the horizontal direction from the upper portion, and a traffic signal screen unit 130 formed on the horizontal support member 220 .

Since the traffic signal screen unit 130 cannot be formed to be interlocked with the traffic light 120, it operates independently, unlike the case where it is installed at an intersection.

On a road with a high risk of a traffic accident, such as the sharp curve road 360, the driver cannot easily check the situation of the sharp curve road 360 at dark night or in rainy weather, so by irradiating red light downward from the traffic signal screen unit 130. It works to draw attention and display the warning phrase 139 of "sudden curve" on the signal screen using the text function of the light source 350 for text formed by laser, LED, hologram, etc.

A driver who drives a road with a high risk of a traffic accident, such as a sharp curve road 360, can easily recognize the red light and the caution phrase of the traffic signal screen unit 130, and thus pay more attention to the effect of reducing the risk of an accident is generated

10 is a schematic perspective view showing that the first embodiment of a traffic system including a traffic signal screen device according to the present invention is applied, and FIG. 11 is a flowchart illustrating a traffic control method using the traffic system of FIG. 10 .

A first embodiment of a traffic system using the traffic signal screen device 100 according to the present invention includes a vertical support member 210, a traffic light support 410 extending horizontally from an upper portion of the vertical support member 210, and the A traffic light 120 formed on the traffic light support 410, and a traffic signal screen 130 that transmits the same color as the signal color of the traffic light 120 in the form of a screen below in connection with the traffic light 120; A sensor unit 420, such as an ultrasonic sensor or image sensor, which is formed in the traffic signal screen unit 130 and detects an object below by emitting ultrasonic waves downward, and is formed in the traffic signal screen unit 130 and is necessary for the screen. A text light source 350 formed of a laser, LED, hologram, etc. capable of projecting text, a control unit 160 receiving signal control from the traffic signal screen unit 130 and information from the sensor unit 420, and , and an autonomous driving unit 252 of the vehicle 200 configured to communicate with the control unit 160 within a predetermined range.

The traffic control method using the traffic system formed in the above structure includes a start process, a stop signal step (S100) that goes through the start process, and a stop line 170 violation that goes through the stop signal step (S100) If it is determined that the stop line 170 is violated in the step (S200) of determining whether or not the stop line 170 is violated (S200), the stop signal reinforcement operation (S300) and the stop signal reinforcement operation The vehicle 200 autonomous driving system brake operation request step (S400) performed after the vehicle 200 autonomous driving system brake operation request step (S400) and the vehicle 200 autonomous driving system brake operation request step (S400) performed after the step (S300) It includes a notification operation step (S500) and a brake braking step (S600) which is performed after the vehicle 200 internal notification operation step (S500) is performed.

In the stop signal step (S100), the stop signal screen 377 operating step (S120) in conjunction with the traffic light 120 stop signal operation step (S110) and the traffic light 120 stop signal operation step (S110), A warning phrase projection step (S130), and a sensor operation step (S140) is included.

The stop signal operation step ( S110 ) of the traffic light 120 is a case in which a stop signal, for example, the red traffic light 120a - 1 is turned on in the traffic light 120 .

When the stop signal is turned on, the vehicle 200 must stop before the stop line 170 .

The operation step (S120) of the stop signal screen 377 is a process of projecting the stop signal screen 377 to the stop line 170 below and is operated in connection with the stop signal of the traffic light 120 .

Specifically, only a part of the red LED or laser screen light source 140 is projected as shown in FIG. 2(c) or 3(a) so that the driver can recognize that it is red.

The warning phrase projecting step (S130) is to project a warning phrase such as “stop” on the screen from the text light source 350 formed of the laser, LED, hologram, and the like.

In the light source 350 for text formed of the laser, LED, hologram, etc., the projection intensity is adjusted to project a weak-colored "stop" phrase when the vehicle 200 stops before the stop line 170 at the time of a stop signal. , when the stop line 170 is violated, the phrase "stop" of a strong additional color may be projected.

The sensor operation step ( S140 ) is a process in which the sensor unit 420 emits an ultrasonic wave downward to detect whether the vehicle 200 is positioned on the stop line 170 , or performs image capturing.

The step of determining whether the stop line 170 is violated (S200) is to transmit the content detected by the sensor unit 420 to the control unit 160 so that the vehicle 200 having a violation of the stop line 170 in the control unit 160 is It is a process of determining whether

The step of reinforcing the stop signal operation (S300) includes a screen addition operation step (S310) and a warning phrase addition operation step (S320). The screen addition operation step (S310) is a red signal screen in the lane of the vehicle 200 located in the control unit 160 to invade the stop line 170, as shown in Fig. 2 (d) or Fig. 3 (b). A strong additional projection is made to draw more attention to the driver of the vehicle 200 violating the stop line 170 stop.

The warning phrase addition operation step (S320) is a strong addition to the light source 350 for text formed by a laser, LED, hologram, etc. in the lane of the vehicle 200 located by invading the stop line 170 in the control unit 160 The process of projecting a "stop" phrase of color.

The autonomous driving system brake operation request step (S400) of the vehicle 200 is a process of requesting the autonomous driving unit 252 of the vehicle 200 positioned by the control unit 160 to violate the stop line 170 to operate the brake. .

An autonomous driving unit 252 is formed in the vehicle 200 , and the autonomous driving unit 252 may recognize information transmitted from the control unit 160 through wireless communication through an antenna formed in the vehicle 200 .

In order to transmit information from the control unit 160 to the vehicle 200 violating the stop line 170, it is transmitted to the vehicles 200 around the stop line 170 that there is a vehicle 200 violating the stop line 170, and the stop line (170) 170) The autonomous driving unit 252 of the surrounding vehicles 200 determines whether the stop line 170 is violated by detecting whether the red signal screen is strongly additionally projected or the phrase "stop" of a strong additional color is expressed on the red signal screen do.

In the vehicle 200 internal notification operation step ( S500 ), the autonomous driving unit 252 of the vehicle 200 displays a phrase such as “stop line violation” on a display device such as a navigation system to draw the driver's attention or voice notification. Alternatively, the method proceeds by displaying an emergency warning signal on the instrument panel.

The braking step ( S600 ) is a process in which the autonomous driving unit 252 operates the automatic brake system when the driver continues to drive the vehicle in a state in which the stop line 170 is violated.

The automatic brake system operates a brake regardless of a driver's intention, similar to a generally used automatic emergency braking system (AED).

If it is determined that the process of operating the automatic brake system has progressed or it is not a violation in the step S200 of determining whether the stop line 170 is violated, the process proceeds to an end step.

The first embodiment of the traffic system using the traffic signal screen device 100 and the traffic control method include the stop signal step (S100) for preventing the driver of the vehicle 200 from inadvertently violating the stop line 170 stop signal; When the stop line 170 is violated in the stop signal step, the stop signal reinforcement operation step (S300), the vehicle 200 internal notification operation step (S500), and the brake braking step (S600) are included in a total of 4 By using the steps, the effect of preventing the vehicle 200 driver from being careless in front of a crosswalk or at an intersection is generated.

12 is a schematic plan view showing a second embodiment of a traffic system including a traffic signal screen device according to the present invention, and FIG. 13 is a schematic front view showing an application process of FIG. 12 .

The second embodiment of the traffic system using the traffic signal screen device 100 according to the present invention is applied in a place with a high probability of a sudden traffic accident, such as a child protection area 620 .

12, the front of the elementary school 610 is usually designated as a child protection area 620, and facilities for preventing traffic accidents are specially provided. That is, in the child protection area 620, the speed limit is limited to 30Km/h, and in order to recognize this, the floor traffic information 630 called "30" and "child protection area" and the floor traffic information 630 are included. Brown paint is applied to a certain range, and a speed bump 640 is also formed.

The second embodiment of the traffic system using the traffic signal screen device 100 of the present invention is a vertical support member 210 formed in the four corner guiding parts of the crosswalk 650, and between the four vertical support members 210 To form a crosswalk signal screen unit 130a formed to interlock with the pedestrian signal.

In addition to the crosswalk 650 , the vertical support member 210 may be formed in a plurality of corner guiding parts such as a child protection area 620 , an intersection and a two-way road if necessary.

The crosswalk signal screen unit 130a is formed in the sidewalk portion of the crosswalk 650 and irradiates a signal screen of the same color as the crosswalk signal light 122, the sidewalk signal screen unit 130-1, and the crosswalk. It is formed on the road 300 side of the sidewalk 650 and includes a roadside signal screen unit 130-2 for irradiating a signal screen of a signal color indicating a signal opposite to the crosswalk traffic light 122.

And the second embodiment of the traffic system using the traffic signal screen device 100 is four traffic signal screen devices 100-1, 100-2, 100-3, at random intervals in front of the crosswalk 650. 100-4) is formed.

The four traffic signal screen devices (100-1, 100-2, 100-3, 100-4) sequentially from the farthest point to the nearest point in the crosswalk (650) the first traffic signal screen device (100-1) , the second traffic signal screen device 100-2, the third traffic signal screen device 100-3 and the fourth traffic signal screen device 100-4 are formed.

In the fourth traffic signal screen device 100 - 4 , a road traffic light 120 is formed on the traffic signal screen unit 130 .

A first control unit 160-1 that can communicate with the vehicle 200 passing through is formed in the first traffic signal screen device 100-1, and also passes through the second traffic signal screen device 100-2. A second control unit 160-2 capable of communicating with the vehicle 200 is formed, and a third control unit 160- capable of communicating with the vehicle 200 passing through the third traffic signal screen device 100-3 as well. 3) is formed, and a fourth control unit 160-4 capable of communicating with the vehicle 200 passing through the fourth traffic signal screen device 100-4 is also formed.

The first traffic signal screen device 100-1 to the fourth traffic signal screen device 100-4 is a road traffic light formed on the traffic signal screen unit 130 of the fourth traffic signal screen device 100-4 ( 120) to irradiate the signal screen of the same color downward.

In the second embodiment of the traffic system using the traffic signal screen device 100 of the present invention, when the crosswalk traffic light 122 is changed from red to green, pedestrians 717 including children cross the crosswalk 650 The side signal screen unit 130-1 irradiates a green signal screen, and the road side signal screen unit 130-2 irradiates a red signal screen.

The road traffic light 120 displays a red signal, and the first traffic signal screen device 100-1 to the fourth traffic signal screen device 100-4 also irradiates a red signal screen.

And the first control unit 160-1 of the first traffic signal screen device 100-1 is a child protection area 620 in the autonomous driving unit 360 of the vehicle 200 passing through, so slow down at 30Km/h or less. Notifying that it should be done, and the second control unit 160-2 of the second traffic signal screen device 100-2 also passes through the autonomous driving unit 360 of the vehicle 200, the child protection area 620 is 30Km/h. Repeatedly reminding you to slow down.

The autonomous driving unit 360 of the vehicle 200 draws the driver's attention by displaying a caution phrase such as "Warning 30Km/h child protection zone" on the display device 361 of the vehicle 200 .

Through this, the driver can recognize the child protection area 620 and adjust the speed.

A situation in which the third control unit 160-3 of the third traffic signal screen device 100-3 crosses the pedestrian 717 at the crosswalk 650 in the autonomous driving unit 360 of the vehicle 200 passing through. , and the autonomous driving unit 360 of the vehicle 200 displays a caution phrase such as “crossing the crosswalk” on the display device 361 of the vehicle 200 to draw the driver's attention.

And the fourth control unit 160-4 of the fourth traffic signal screen device 100-4, located above the stop line 170, violates the stop line 170 stop of the vehicle 200 to stop the stop line 170. In the case of crossing over, this is notified to the autonomous driving unit 360 of the vehicle 200 , and the autonomous driving unit 360 operates the brake through a brake braking process.

The brake braking process is a process of operating the automatic brake system in the autonomous driving system ( S520 ) similarly to the brake braking step ( S600 ) when the driver leaves the vehicle to continue driving in a state in which the stop line 170 is violated. to be.

The traffic system including the traffic signal screen device according to the present invention can induce the vehicle 200 to stop at the stop line 170 even in bad weather, thereby preventing accidents.

Although the embodiments of the present invention have been described as described above, those of ordinary skill in the art on the basis of this will add components within the scope that does not depart from the essential technical spirit of the present invention described in the claims, The present invention may be variously modified and changed by change, deletion or addition, and this is also included within the scope of the present invention.

100: traffic signal screen device 110: vertical support member
122: crosswalk traffic light 130: traffic signal screen unit
134: housing 140: screen light source
140-1: red light source 140-2: yellow light source
140-3: green light source 154: manual rotation member
156: active rotating member 158: driving unit
160: control unit 170: stop line
220: support member 300: road

Claims (7)

A vertical support member formed in a crosswalk or road,
It includes a traffic signal screen portion formed on the upper portion of the vertical support member,
The traffic signal screen unit
A housing having a length longer than the width, and
It includes a plurality of screen light sources formed in the longitudinal direction of the housing,
When the traffic signal screen unit operates in conjunction with the traffic signal, a plurality of screen light sources irradiate the screen-shaped light downward to recognize the crosswalk signal to pedestrians using the crosswalk or to provide a traffic signal to the driver of a vehicle running on the road. to recognize,
a through hole in the housing;
It further comprises a horizontal support member formed on the upper portion of the vertical support member coupled to the housing through the through hole,
a first passive rotating member formed inside the vertical support member of the horizontal support member;
a first driving unit having a first active rotating member engaged with the first passive rotating member;
Further comprising a control unit connected to the first driving unit,
When the first driving unit is operated by the control unit, the first passive rotating member is rotated while the first active rotating member is rotated, and the housing is rotated while the horizontal support member including the first passive rotating member is rotated,
a forward movement guide formed on the vertical support member;
a second manual rotation member located in the forward movement guide part of the horizontal support member;
a second driving unit for driving the second manual rotating member;
It meshes with the second manual rotating member, further comprising a fixing member formed in the longitudinal direction of the forward movement guide,
When the second driving unit is operated, the traffic signal screen unit is moved forward while the second manual rotating member is moved on the fixed member.
The method according to claim 1,
The screen light source is a traffic signal screen device, characterized in that any one of LED (LED), laser, hologram (Hologram), or a mixture of LED (LED) and laser and hologram.
3. The method according to claim 2,
When the traffic signal screen unit is installed at an intersection,
Connecting the traffic lights installed on both sides of the road with a connecting member,
A traffic signal screen device, characterized in that the traffic signal screen unit is installed on the connecting member.
delete A vertical support member formed in a crosswalk or road,
It includes a traffic signal screen portion formed on the upper portion of the vertical support member,
The traffic signal screen unit
A housing having a length longer than the width, and
It includes a plurality of screen light sources formed in the longitudinal direction of the housing,
When the traffic signal screen unit operates in conjunction with the traffic signal, a plurality of screen light sources irradiate the screen-shaped light downward to recognize the crosswalk signal to pedestrians using the crosswalk or to provide a traffic signal to the driver of a vehicle running on the road. to recognize,
a through hole in the housing;
It further comprises a horizontal support member formed on the upper portion of the vertical support member coupled to the housing through the through hole,
a first passive rotating member formed inside the vertical support member of the horizontal support member;
a first driving unit having a first active rotating member engaged with the first passive rotating member;
Further comprising a control unit connected to the first driving unit,
When the first driving unit is operated by the control unit, the first passive rotating member is rotated while the first active rotating member is rotated, and the housing is rotated while the horizontal support member including the first passive rotating member is rotated,
a forward movement guide formed on the vertical support member;
a second manual rotation member located in the forward movement guide part of the horizontal support member;
a second driving unit for driving the second manual rotating member;
It meshes with the second manual rotating member, further comprising a fixing member formed in the longitudinal direction of the forward movement guide,
When the second driving unit is operated, the traffic signal screen unit is moved forward while the second manual rotating member is moved on the fixing member,
a traffic light support portion extending horizontally from an upper portion of the vertical support member;
a traffic light formed in the traffic light support;
a sensor unit formed in the traffic signal screen unit to detect an object below;
a light source for text that is formed in the traffic signal screen and can project text required on the screen;
a control unit receiving signal control of the traffic signal screen unit and information from the sensor unit;
A traffic system including a traffic signal screen device, characterized in that it includes an autonomous driving unit of the vehicle configured to communicate with the control unit.
6. The method of claim 5,
The vertical support member is formed in a plurality of corner sidewalks of any one of a child protection zone, a crosswalk, an intersection, and a two-way road,
A traffic system including a traffic signal screen device, characterized in that a crosswalk signal screen formed to interlock with a pedestrian signal is formed between the plurality of vertical support members.
A vertical support member formed in a crosswalk or road,
It includes a traffic signal screen portion formed on the upper portion of the vertical support member,
The traffic signal screen unit
A housing having a length longer than the width, and
It includes a plurality of screen light sources formed in the longitudinal direction of the housing,
When the traffic signal screen unit operates in conjunction with the traffic signal, a plurality of screen light sources irradiate the screen-shaped light downward to recognize the crosswalk signal to pedestrians using the crosswalk or to provide a traffic signal to the driver of a vehicle running on the road. to recognize,
a through hole in the housing;
It further comprises a horizontal support member formed on the upper portion of the vertical support member coupled to the housing through the through hole,
a first passive rotating member formed inside the vertical support member of the horizontal support member;
a first driving unit having a first active rotating member engaged with the first passive rotating member;
Further comprising a control unit connected to the first driving unit,
When the first driving unit is operated by the control unit, the first passive rotating member is rotated while the first active rotating member is rotated, and the housing is rotated while the horizontal support member including the first passive rotating member is rotated,
a forward movement guide formed on the vertical support member;
a second manual rotation member located in the forward movement guide part of the horizontal support member;
a second driving unit for driving the second manual rotating member;
It meshes with the second manual rotating member, further comprising a fixing member formed in the longitudinal direction of the forward movement guide,
When the second driving unit is operated, the traffic signal screen unit is moved forward while the second manual rotating member is moved on the fixing member,
a traffic light support extending horizontally from an upper portion of the vertical support member;
a traffic light formed in the traffic light support;
a sensor unit formed in the traffic signal screen unit to detect an object below;
a light source for text that is formed in the traffic signal screen and can project text required on the screen;
a control unit receiving signal control of the traffic signal screen unit and information from the sensor unit;
In a traffic control method using a traffic system including a traffic signal screen device including an autonomous driving unit of a vehicle formed to communicate with the control unit,
a stop signal step in which the red signal of the traffic light is turned on;
Determining whether the stop line violation proceeds after the stop signal step;
When it is determined that the stop line is violated in the step of determining whether the stop line is violated, additionally projecting a red signal screen to activate a stop signal reinforcement operation to alert the driver of the vehicle who violates the stop line stop;
A traffic control method using a traffic system including a traffic signal screen device, comprising a step of requesting operation of a brake operation of a vehicle autonomous driving system, which is performed after the step of strengthening the stop signal is performed.

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