JP2018115485A - Rotary regulation sign apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rotary regulation sign apparatus which facilitates work labor saving and improvement of safety of passing vehicles and workers, and also allows selective use of a single sign as two indications.SOLUTION: It is provided with a regulation sign 1, rotary means (rotator 2) placing and rotating the regulation sign 1, and rotary position detection means (controller 4) detecting a predetermined position of rotation by the rotary means (rotator 2), the regulation sign 1 placed on the rotary means (rotator 2) being rotated and the rotary position detection means (control means 4) detecting a predetermined position of rotation, thereby switching indication/non-indication of the regulation sign 1. The regulation sign 1 has a first indication on the front side and a second indication on the rear side. Rotation position regulation means (control means 4) detects three predetermined positions of rotation so as to switch the first indication, the second indication, and non-indication of the regulation sign 1.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a rotary regulation sign device that displays a regulation sign for displaying a lane change or speed regulation when working on a highway or the like by rotating it as necessary.

  Conventionally, when working on a highway or the like, a regulation sign that displays lane change or speed regulation is used. Since these restriction signs are not displayed at normal time but are displayed only at the time of work, they can be switched between display and non-display.

  For example, Patent Document 1 describes an invention relating to a winding-type regulation sign in which a roll part obtained by winding a sign part printed on a lightweight and flexible fabric is detachably attached to an upper part of a support column. And a roll part and a support | pillar are isolate | separated and conveyed with a work vehicle, a roll part is attached to a support | pillar at an installation place, and it installs by extending the marker part which was wound up.

  Patent Document 2 describes an invention relating to a rotary traffic regulation sign apparatus in which a pedestal provided with a rotation shaft is installed on a loading platform of a traffic regulation sign car and a traffic regulation sign is attached to the pedestal. And a traffic regulation sign is rotated according to the direction of the traffic regulation sign car in a regulation place.

  Patent Document 3 describes an invention relating to an up-and-down rotation type road traffic sign device that moves an outer cylinder to which a sign is attached while moving up and down with respect to an inner cylinder. And it is permanently installed on a highway etc., and it raises and lowers and displays a sign as needed.

Registered Utility Model No. 3012291 JP 2004-309992 A JP-A-9-170207

  By the way, when working on the main road of the expressway, lane restriction is performed by a predetermined restriction sign from around 2 km before the work place. And in certain work places such as work in tunnels, the installation positions of regulatory signs are also determined. FIG. 7 is a diagram showing lane restrictions on a highway. The highway in FIG. 7 shows a two-lane portion on one side composed of a traveling lane 10, an overtaking lane 20, and a central belt 30, and a work location 50 is provided on the traveling lane side in the tunnel 40. A plurality of regulation signs 1 indicating construction guidance, speed regulation, lane regulation, and the like are installed on the shoulder side of the traveling lane 10 before the tunnel 40, and the passing vehicle changes its lane as indicated by reference numeral 60.

  The plurality of restriction signs 1 are installed at positions determined in a rotatable state, are normally hidden so that they cannot be seen from the passing vehicle, and must be displayed so that they can be seen from the passing vehicle during work. I must. For this reason, during work, workers got out of the car, and the signs were manually rotated and displayed one by one, and lane restrictions were made using arrow boards and rubbercons.

  Further, in the case of a road with two or more lanes on one side, there are cases where the driving lane is restricted or the overtaking lane is restricted depending on the work location. FIG. 8 is a diagram showing restriction signs, showing (a) travel lane restriction and (b) overtaking lane restriction. Conventionally, in order to properly use the driving lane regulation and the overtaking lane regulation, one regulation sign is used and the replacement part indicated by reference numeral 70 is replaced.

  As described above, since the operator manually rotates or partially replaces the regulation sign installed on the shoulder side, work efficiency is poor and there is a problem of safety.

  On the other hand, the inventions described in Patent Document 1 and Patent Document 2 are both used by being transported to a place where a regulatory sign is required, and cannot improve work efficiency and safety.

  Moreover, the invention described in Patent Document 3 switches between display and non-display while raising and lowering the restriction sign, and the two displays cannot be used properly with one sign.

  The present invention solves the above-described conventional problems, and is intended to save labor and improve the safety of a passing vehicle and a worker, and is capable of selectively using two signs with one sign. A marking device is provided.

  In order to solve the above-mentioned problems, a rotary regulation sign device according to the present invention comprises a regulation sign, a rotation means for placing and rotating the regulation sign, and a rotational position detection means for detecting a predetermined rotational position by the rotation means. The regulation sign placed on the rotating means is rotated, a predetermined rotational position is detected by the rotational position detecting means, and display and non-display of the regulation sign are switched.

  Preferably, the regulation sign has a first display on the front side and a second display on the back side, and the predetermined three rotational positions are detected by the rotational position regulation means, and the first display of the regulation sign is displayed. The second display and the non-display are switched.

  Preferably, the first display is a travel lane restriction, and the second display is an overtaking lane restriction.

  Preferably, the front side and the back side of the regulatory sign in a plan view are arranged not to be parallel but open on one side.

  Further preferably, the display and non-display of a plurality of rotary regulation marking devices are collectively controlled.

  The rotary regulation sign device of the present invention includes a regulation sign, a rotating means for placing and rotating the regulation sign, and a rotational position detecting means for detecting a predetermined rotational position by the rotating means. Then, the regulation sign placed on the rotating means is rotated, and a predetermined rotational position is detected by the rotational position detecting means to switch between display and non-display of the regulation sign. Therefore, display and non-display of the regulation sign can be automatically switched, and labor saving and improvement of the safety of passing vehicles and workers can be achieved.

  The regulation sign has a first display on the front side and a second display on the back side, and the predetermined three rotational positions are detected by the rotational position regulating means, and the first display, the second display and the non-display of the regulation sign are detected. When the display is switched, two displays on the front and back can be properly used with one sign.

  Further, when the first display is the driving lane restriction and the second display is the overtaking lane restriction, the driving lane restriction and the overtaking lane restriction are separately used on a road (especially an expressway) having two or more lanes on one side. Can be effective.

  In addition, when the front side and the back side of the regulatory sign in plan view are arranged not to be parallel but open on one side, the opposite sign (sign on the side not displayed) is made difficult to see from the passing vehicle. be able to.

  In addition, when collectively controlling the display and non-display of a plurality of rotary regulation marking devices, the work time for switching the signs can be greatly shortened.

  As described above, according to the present invention, it is possible to provide a rotary regulation sign device that can save work and improve the safety of passing vehicles and workers, and can selectively use two displays with one sign. it can.

It is a block diagram of the rotary type control sign apparatus which concerns on embodiment of this invention. It is explanatory drawing of the rotation position detection means which concerns on Embodiment 1. FIG. It is a top view which shows the rotation position of the control label which concerns on Embodiment 1. FIG. It is explanatory drawing of the rotation position detection means which concerns on Embodiment 2. FIG. It is a top view which shows the rotation position of the control label which concerns on Embodiment 2. FIG. It is a top view which shows the rotation position of the control label which concerns on other embodiment. It is a figure which shows the lane regulation of a highway. It is a figure which shows the control sign of driving | running | working lane regulation and overtaking lane regulation.

  Next, with reference to FIG. 1 thru | or FIG. 6, the rotary type | formula control sign apparatus which concerns on embodiment of this invention is demonstrated. First, with reference to FIG. 1, the structure of the rotary type control sign apparatus 100 which concerns on this embodiment is demonstrated. The rotary regulation sign device 100 is for rotating the regulation sign 1 installed on the highway shown in FIG.

  FIG. 1 is a configuration diagram of a rotary regulation sign device 100. The rotary regulation sign device 100 mainly includes a regulation sign 1, a rotator 2, a sign mounting base 3, and a control unit 4.

  The restriction sign 1 displays construction guidance, speed restriction, lane restriction, and the like. In FIG. 1, speed restriction and overtaking prohibition are displayed as an example.

  The rotator 2 functions as a rotating means for placing and rotating the regulation mark 1 and is rotated by a drive motor.

  The sign mounting base 3 is for attaching the regulation sign 1, the rotator 2, and the control unit 4 to an existing guard post, a wall rail self-supporting column holder or the like at an installation location. Use metal fittings, parent-child bands, etc. for attachment.

  The control unit 4 includes a control signal reception circuit for the switch BOX 8, the remote controller 9, and the hand operation switch, and performs rotation control of the restriction mark 1 by the rotator 2. As the power source, a solar cell 6 or an AC power source 7 of AC100V is used. After the control signal is received, the rotating lamp 5 is lit until the rotation control of the regulation sign 1 is completed.

  Next, with reference to FIG. 2 thru | or FIG. 6, the rotation control of the control mark 1 by the rotator 2 and the rotation position of the control mark 1 which the control part 4 performs are demonstrated. The control unit 4 functions as a rotational position detection unit that detects a predetermined rotational position when the restriction mark 1 is rotated by the rotator 2. In the following description, the clockwise direction is assumed to be forward rotation. Note that the rotational position detection means is not limited to the configuration of the present embodiment, and may be any means that can detect a predetermined rotational position by the rotation means.

(Embodiment 1)
FIG. 2 is an explanatory diagram of a rotational position detection unit according to the first embodiment. FIG. 3 is a plan view showing the rotational position of the restriction sign according to the first embodiment.

  FIG. 2 shows the rotational position detection means that is displayed only on the front side of the regulation sign 1 (for example, speed regulation) and switches between the regulation release position (non-display) and the regulation position (display). As shown in FIG. 2A, when the restriction release position L1 is 0 °, the restriction position L2 is a position rotated by −90 °.

  FIG. 2B is an example of a circuit for detecting the restriction release position L1 and the restriction position L2. In FIG. 2B, L1 = forward rotation end position detection limit SW (restriction release position detection), and L2 = reverse rotation end position detection limit SW (restriction position detection). The limit SWL1 operates when it rotates to the set position by forward rotation, and is released when it rotates slightly in the reverse direction. The limit SWL2 operates when it rotates to the set position by reverse rotation, and is released when it rotates slightly in the forward direction. Then, when the two limits SWL1 and L2 are switched, the rotation start / rotation stop of the motor M is controlled.

  FIG. 3 is a plan view showing the rotational position of the restriction sign using the rotational position detecting means of FIG. In FIG. 3, the code | symbol 75 has shown the speed regulation label | marker. At the restriction release position L1 shown in FIG. 3A, the speed restriction sign 75 faces the outside of the road and cannot be seen from the passing vehicle. At the restriction position L2 shown in FIG. Is facing the passing vehicle and is visible from the passing vehicle.

(Embodiment 2)
FIG. 4 is an explanatory diagram of a rotational position detection unit according to the second embodiment. FIG. 5 is a plan view showing the rotational position of the restriction sign according to the second embodiment.

  In FIG. 4, there is a travel lane restriction (first display) on the front side of the restriction sign 1, and an overtaking lane restriction (second display) on the back side, the traveling lane restriction position, the overtaking lane restriction position, and the restriction release position (non-display). ) Shows a rotational position detecting means for switching. As shown in FIG. 4A, when the restriction release position L3 is 0 °, the overtaking lane restriction position L1 is a position rotated by + 110 °, and the travel lane restriction position L2 is a position rotated by −90 °.

  FIG. 4B is an example of a circuit for detecting the overtaking lane restriction position L1, the travel lane restriction position L2, and the restriction release position L3. In FIG. 4B, L1 = forward rotation end position detection limit SW (passing lane restriction position detection) and L2 = reverse rotation end position detection limit SW (travel lane restriction position detection). The limit SWL1 operates when it rotates to the set position by forward rotation, and is released when it rotates slightly in the reverse direction. The limit SWL2 operates when it rotates to the set position by reverse rotation, and is released when it rotates slightly in the forward direction. L3 = regulation release position detection photointerrupter (regulation release position detection), which is driven as a sensor for detecting the regulation release position. Then, the two limits SWL1, L2 are switched, and the rotation start / stop of the motor M is controlled by driving the photo interrupter 3.

  FIG. 5 is a plan view showing the rotational position of the restriction sign using the rotational position detecting means of FIG. In FIG. 5, the code | symbol 80 shows the driving lane regulation sign (1st display), and the code | symbol 90 has shown the overtaking lane regulation sign (2nd display). Here, the traveling lane regulation sign 80 (front side) and the overtaking lane regulation sign 90 (back side) are arranged so that one side is not parallel but opened in a plan view. In the present embodiment, the travel lane regulation sign 80 (front side) and the overtaking lane regulation sign 90 (back side) are arranged at an angle of 20 °. This is to make it difficult to see the sign on the opposite side (the sign on the side not displayed) from the passing vehicle.

  At the restriction release position L3 shown in FIG. 5 (a), the traveling lane restriction sign 80 faces the outside of the road, and the overtaking lane restriction sign 90 faces slightly inside the road, both from the passing vehicle. I can't see. Next, at the travel lane regulation position L2 shown in FIG. 5B, the travel lane regulation sign 80 faces the passing vehicle and can be seen from the passing vehicle, whereas the overtaking lane regulation sign 90 faces diagonally forward. It is invisible from the passing vehicle. Next, at the overtaking lane restriction position L1 shown in FIG. 5C, the overtaking lane restriction sign 90 faces the passing vehicle and can be seen from the passing vehicle, whereas the traveling lane restriction sign 80 is diagonally forward. It is facing and cannot be seen from the passing vehicle.

  As described above, by detecting the overtaking lane restriction position L1, the traveling lane restriction position L2, and the restriction release position L3 by the rotational position detection means, the two indications on the front and back sides can be properly used with one restriction sign. .

  When the two front and back displays are properly used, the traveling lane regulation sign 80 (front side) and the overtaking lane regulation sign 90 (back side) can be arranged in parallel as in another embodiment shown in FIG. In this case, the restriction release position in FIG. 6A may be 0 °, the travel lane restriction position in FIG. 6B may be −90 °, and the overtaking lane restriction position in FIG. 6C may be + 90 °. .

  When the rotary control sign device 100 is used, a control signal is transmitted from the work vehicle by the operation of the remote controller 9, and the display of the control sign 1 is switched by rotating the rotator 2, so that the worker can work without getting off the road. Is possible.

  Further, as shown in FIG. 7, since a plurality of restriction signs 1 are installed on the highway, it is preferable to operate them collectively rather than operating them one by one. Therefore, it can be configured to collectively control the display and non-display of the plurality of rotary regulation marking devices 100.

  The collective control by the wired control can be switched between display and non-display in a lump by operating a switch BOX 8 by connecting a plurality of rotary regulation marking devices 100 by wire.

  In batch control by wireless control, a communication control unit is incorporated in each of the plurality of rotary regulation marking devices 100, and control signals from the remote controller 9 are sequentially transferred to switch between display and non-display in a batch. be able to.

  The rotary regulation sign device 100 according to the present embodiment detects a regulation sign 1, a rotation means (rotator 3) for placing and rotating the regulation sign 1, and a predetermined rotational position by the rotation means (rotator 3). Rotation position detection means (control unit 4). Then, the restriction mark 1 placed on the rotation means (rotator 3) is rotated, the rotation position detection means (control unit 4) detects a predetermined rotation position, and the display and non-display of the restriction sign 1 are switched. It has become. Therefore, the display and non-display of the regulation sign 1 can be switched automatically, and labor saving and improvement of the safety of passing vehicles and workers can be achieved.

  Further, the regulation sign 1 has a first display on the front side and a second display on the back side, and the predetermined three rotational positions are detected by the rotational position regulation means (control unit 4), so that the first display of the regulation sign. Since the second display and the non-display are switched, the two displays on the front and back can be properly used with one sign.

  Further, since the first display is the driving lane restriction (traveling lane restriction sign 80) and the second display is the overtaking lane restriction (passing lane restriction sign 90), roads with two or more lanes on one side (especially highways) In this case, it is possible to selectively use the traveling lane regulation and the overtaking lane regulation.

  Moreover, since the front side and the back side in the plan view of the regulation sign 1 are arranged not to be parallel but to be opened on one side, it is difficult to see the sign on the opposite side (the sign on the side not displayed) from the passing vehicle. Can do.

  In addition, since the display and non-display of the plurality of rotary regulation sign devices 100 are collectively controlled, the work time for switching the signs can be greatly shortened.

  As described above, according to the rotary control sign device 100 according to the present embodiment, it is possible to save work and improve the safety of the passing vehicle and the worker, and to use two displays properly with one sign. .

  As mentioned above, although the rotary type control sign apparatus which concerns on embodiment of this invention was demonstrated, this invention is not necessarily limited to embodiment mentioned above, Other various changes are possible.

  For example, the first display and the second display can have various display contents.

  Moreover, when using a travel lane regulation sign and an overtaking lane regulation sign, it is not limited to two lanes on one side, but may be three or more lanes on one side. In that case, the rightmost lane is the overtaking lane, and the other lanes are traveling lanes.

DESCRIPTION OF SYMBOLS 1 Regulatory sign 2 Rotator 3 Sign mounting base 4 Control part 5 Rotating light 6 Solar cell 7 AC power supply 8 Switch BOX
DESCRIPTION OF SYMBOLS 9 Remote control 10 Driving lane 20 Overtaking lane 30 Central belt 40 Tunnel 50 Work location 60 Lane change 70 Replacement part 75 Speed regulation sign 80 Traveling lane regulation sign 90 Overtaking lane regulation sign 100 Rotation type regulation sign device

Claims (5)

A restriction sign, a rotation means for placing and turning the restriction sign, and a rotation position detection means for detecting a predetermined rotation position by the rotation means,
A rotary type control sign device that rotates a control sign placed on the rotation means, detects a predetermined rotation position by the rotation position detection means, and switches between display and non-display of the control sign. The regulatory sign has a first display on the front side and a second display on the back side,
2. The rotary regulation sign device according to claim 1, wherein the rotational position regulation means detects predetermined three rotational positions and switches between the first display, the second display, and the non-display of the regulation sign.   The rotary type control sign device according to claim 2, wherein the first display is travel lane control and the second display is overtaking lane control.   The rotary regulation sign device according to claim 2, wherein the regulation sign is arranged such that a front side and a back side in a plan view are not parallel but open on one side.   2. The rotary control sign device according to claim 1, wherein display and non-display of a plurality of rotary control sign devices are collectively controlled.

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