KR101418559B1 - A tripod traffic sign - Google Patents

Abstract

The present invention relates to a tetrahedral traffic sign tripod comprising: a tripod main body having a hollow hole in each side of a tetrahedron; multiple LED modules installed in each side of the tripod main body; a ground sensor to make sure that one side of the tripod is in contact with the ground; a tilt sensor for detecting the apex vertically standing with respect to the ground when the tripod main body is set; and a controller for operating the LED modules according to the detecting signal of the ground sensor, and for turning off the LED modules installed in the floor of the tripod main body based on the vertical apex detected from the tilt sensor and turning on the LED modules installed in the other three sides bordering the apex vertically standing. The present invention minimizes the effects of wind by stably supporting the tripod main body in the ground and maintaining the perpendicularity in any circumstance; reduces the risk of a vehicle safety accident and inconvenience of manually operating a switch since the traffic sign tripod is installed and operated at the same time; and improves the safety since three sides except for the floor is capable of emitting light in any circumstance.

Description

Traffic Safety Signage Tripod {A TRIPOD TRAFFIC SIGN}

[0001] The present invention relates to a tripod for a traffic safety sign, and more particularly, to a tripod that can be used in an emergency in an emergency, It is about a safety sign tripod.

Generally, when a vehicle stops on a road due to a failure or the like, a traffic safety sign tripod is used to inform a rearward vehicle and avoid a collision accident. Traffic safety sign The tripod usually has a triangular panel structure and is stored in the trunk of the vehicle in a folding type and installed in the rear of the vehicle in case of emergency.

A classic traffic safety sign tripod was attached to the surface of a triangular panel with a retroreflective sheet, which was reflected in the vehicle's headlamp and was visible to the rear vehicle. However, there is a problem that a tripod is not visually recognized due to a weather condition or an aged or defective retroreflective sheet.

In order to prevent the above problems, a light emitting type tripod using an LED has recently been released. The illuminated tripod illuminates itself by lighting the LED with battery power, allowing the rear vehicle to easily identify the tripod in bad weather.

However, conventional tripods with traffic signs are still unable to exhibit their functions due to collapsing of tripods due to wind, and cause traffic accidents. Further, the driver must turn on the LED by operating the switch provided on the tripod. In this process, the driver is exposed to the risk of a traffic accident, and if the switch operation is forgotten, there is a high risk of collision by the following vehicle.

On the other hand, there is a tripod that generates a stronger signal in a subsequent vehicle, such as generating a flash on a tripod. However, such a flash is ineffective in the daytime. If the flash is continuously maintained, battery power is consumed. And the like.

The present invention can stably support a surface of a tetrahedron, maintain an upright state at all times, form a hollow at the center of the tetrahedron to minimize wind movement, automatically turn on LEDs And the LEDs of the surfaces adjacent to the apexes of the apexes are driven according to the detection signal of the tilt sensor, so that even when the tripod rolls by the wind, stable light emission can be maintained at the exposed surface The purpose is to provide a cover tripod.

According to an aspect of the present invention, there is provided a traffic safety sign tripod including: a tripod body having a hollow on each side of a tetrahedron; A plurality of LED modules installed on each side of the tripod body; A ground sensor for detecting that one side of the tripod body contacts the ground; A tilt sensor for detecting a vertex erected perpendicular to the ground when the tripod body is erected; And an LED module installed on a bottom surface of the tripod body is turned off based on a vertex detected by the tilt sensor, and a vertex The LED module provided on the other three surfaces contacting the LED module includes a controller that turns on the LED module.

According to another embodiment of the present invention, the tripod with the traffic safety mark is molded in the waterproof housing.

According to another aspect of the present invention, there is provided a tripod including a tripod body, a tripod body, a mechanical switch for detecting whether the tripod is folded or folded, When the main body is folded, the driving of the LED module is stopped.

According to another aspect of the present invention, there is provided a triaxial tripod with a traffic safety mark, wherein a corner LED module is provided at each of four corners of the tripod body, and the controller flashes the corner LED module.

According to another aspect of the present invention, there is provided a traffic safety indicator tripod, wherein the corner LED module has a color different from that of the LED module installed on each side of the tripod body.

According to another embodiment of the present invention, the tripod is provided with a speaker on the tripod body, and the controller outputs a voice warning signal to the speaker according to the detection signal of the ground sensor.

The tripod of the traffic safety mark according to another embodiment of the present invention further includes an illuminance sensor for detecting the ambient illuminance. The controller drives the LED module in the nighttime when the ambient illuminance is lower than a reference value, Increases the volume of the speaker at night compared to the daytime.

According to the tripod of the present invention, since the tripod body has a hollow tetrahedral structure, it can be stably supported on the ground, maintains uprightness under any circumstances, minimizes the influence of wind, By detecting the contact of one side to the floor, it is possible to prevent the operation during storage by driving the LED, and it is possible to eliminate the inconvenience of the user manually operating the switch and the risk of vehicle safety accident, So that the three surfaces except the bottom surface can emit light in any case to enhance the safety.

In addition, according to the present invention, it is possible to emphasize the voice warning signal through the speaker in the daytime by separating the daytime and the nighttime, and emphasize the discrimination through the blinking of the LED in the nighttime so that the rear- There is an effect to be able to recognize.

1 is a front view illustrating a tripod of a traffic safety sign of the present invention;
FIG. 2 is a front view showing a collapsed state of the tripod of a traffic safety sign according to the present invention,
FIG. 3 is a front view showing a state in which the tripod of the traffic safety sign is deployed in the embodiment of FIG. 2, and
4 is a block diagram illustrating a configuration of a tripod for traffic safety sign according to the present invention.

Hereinafter, specific embodiments according to the present invention will be described with reference to the accompanying drawings. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Parts having similar configurations and operations throughout the specification are denoted by the same reference numerals. It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

In the following description of the embodiments, redundant descriptions and explanations of techniques obvious to those skilled in the art are omitted. Also, in the following description, when a section is referred to as "comprising " another element, it means that it may further include other elements in addition to the described element unless otherwise specifically stated.

 Also, the terms "to", "to", "to", and "modules" in the specification mean units for processing at least one function or operation, and may be implemented by hardware or software or a combination of hardware and software . In addition, when a part is electrically connected to another part, it includes not only a case directly connected but also a case where the other parts are connected to each other in the middle.

Terms including ordinals, such as first, second, etc., may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the second component may be referred to as a first component, and similarly, the first component may also be referred to as a second component.

FIG. 1 is a front view illustrating a tripod of a traffic safety sign according to the present invention, and FIGS. 2 and 3 are front views showing a collapsed state and an unfolded state, respectively, of a foldable tripod according to the present invention. As shown in the illustrated example, the traffic safety sign triangle of the present invention has a hollow tetrahedral structure, and optionally some of the sides of the tetrahedron may be foldable.

The external appearance of the tripod and the use state of the tripod according to the present invention will be described with reference to FIGS.

The tripod body 10 has a tetrahedral structure, and each of the four sides has a hollow 12 formed at the center thereof. The tetrahedral structure allows the tripod to maintain its upright position under any conditions, and the hollow 12 formed on each side prevents the tripod from being blown by the wind by ventilating the wind.

2 and 3, a folded portion 14 may be formed on one side of the tripod body 10. When the tripod of the present invention is foldable, the tripod body 10 can be folded and stored as shown in FIG. 2. In use, the folded-back portion 14 is unfolded as shown in FIG. 3, Can be used.

A plurality of LED modules 20 are installed on each side of the tripod body 10 (hereinafter referred to as 'light emitting surface'), and a corner LED module 22 is installed at each corner. The LED module 20 on the light emitting surface 16 and the corner LED module 22 emit light of different colors to enhance the discrimination of the corner LED module 22. [ The corner LED module 22 can be always turned on or off in a tripod setting state, unlike the operation of the LED module 20 is ON / OFF controlled according to the state of the tripod body 10, as described later .

As shown in the drawing, the light emitting surface 16 is divided into an inner triangular frame portion and an outer triangular frame portion, a reflection sheet 18 for retroreflecting incident light is attached to the inner triangular frame portion, and an LED module 20 are installed. Identification means of different functions function complementarily. For example, when the LED module 20 is in a disabled state due to battery discharge, disconnection, or the like, the reflective sheet 18 reflects the headlight of the rear vehicle so that the tripod can be identified.

4 is a block diagram illustrating a configuration of a tripod for traffic safety sign according to the present invention. Some of the block arrangements shown in Fig. 4 are concealed inside the frame constituting the tripod body 10, and are preferably molded in the waterproof housing.

Referring to FIG. 4, a battery 30 for supplying power to each component is incorporated in the tripod body 10. The battery 30 may be a rechargeable lithium ion battery or the like. The controller 40 controls the operation of the LED modules 52, 54, 56 and 58, the corner LED module 62, and the speaker 64 according to the detection signals of the sensors. Hereinafter, the LED module 20 provided on each light emitting surface 16 of the tetrahedron will be referred to as a first LED module 52, a second LED module 54, a third LED module 56, Module 58 "

The ground sensor 42 detects that one of the light emitting surfaces 16 of the tripod body 10 is in contact with the ground. For example, the ground sensor 42 may be a limit switch provided on each light emitting surface 16 of the tripod body 10. 1, when the detection signal of the ground sensor 42 is generated in a state where the tripod is installed, the controller 40 drives the components including the LED modules 52, 54, 56 and 58 only.

The tilt sensor 44 detects the inclination of the tripod body 10 and can recognize a peak point vertically erected with respect to the ground when the tripod body 10 is erected therefrom. The controller 40 turns off the LED module provided on the bottom surface of the tripod body 10 based on the peak point of the peak according to the detection signal of the tilt sensor 44, Turn on the LED module.

For example, assuming that the light emitting surface 16 provided with the first LED module 52 is installed in contact with the ground, the controller 40 turns off the first LED module 52, , And 4 LED modules (54, 56, 58) are all turned on. If the tripod main body 10 is rolled by the wind or an external force and the light emitting surface 16 provided with the second LED 54 is changed to be in contact with the ground surface, the controller 40 changes the detection signal of the tilt sensor 44 The second LED module 54 is turned off and the first, third and fourth LED modules 52, 56 and 58 are turned on. Thus, the three exposed surfaces of the tetrahedron can be kept in the light emitting state at all times.

The mechanical switch 46 is provided in the folded portion 14 and detects whether it is folded or not. For example, the mechanical switch 46 is a switch that is mechanically opened and closed in accordance with the folding operation of the folding portion 14. The controller 40 stops driving the LED modules 52, 54, 56 and 58, the corner LED module 62 and the speaker 64 according to whether the mechanical switch 46 is opened or closed. For example, when the tripod body 10 is folded, the operation of the components is stopped to prevent the battery from being consumed during storage.

The illuminance sensor 48 detects the ambient illuminance. The controller 40 determines that the output of the illuminance sensor 48 is at or below a reference value, and determines that the output is at a reference when the reference value is exceeded. The controller 40 may further illuminate the LED modules 52, 54, 56, 58 in the nighttime to further enhance the discrimination of the tripod. Also, in the case of the daytime, the volume of the voice warning signal outputted through the speaker 64 may be increased compared with the nighttime, thereby enhancing the discrimination of the tripod according to the situation.

The invention described above is susceptible to various modifications within the scope not impairing the basic idea. In other words, all of the above embodiments should be interpreted by way of example and not by way of limitation. Therefore, the scope of protection of the present invention should be determined in accordance with the appended claims rather than the above-described embodiments, and should be construed as falling within the scope of the present invention when the constituent elements defined in the appended claims are replaced by equivalents.

10: Tripod body 12: hollow
14: folded portion 16: light emitting surface
18: reflective sheet 20: LED module
22: Corner LED module 30: Battery
40: controller 42: ground sensor
44: tilt sensor 46: mechanical switch
48: illuminance sensor 52: first LED module
54: second LED module 56: third LED module
58: Fourth LED module 62: Corner LED module
64: Speaker

Claims (7)

A tripod body having a hollow on each side of the tetrahedron;
A plurality of LED modules installed on each side of the tripod body;
A ground sensor for detecting that one side of the tripod body contacts the ground;
A tilt sensor for detecting a vertex erected perpendicular to the ground when the tripod body is erected; And
The LED module mounted on the bottom surface of the tripod body is turned off based on the vertex detected by the inclination sensor, and the LED module mounted on a vertex The LED module installed on the other three sides tangent is turned on
Traffic safety signs including tripods.
The method according to claim 1,
Wherein the ground sensor and the tilt sensor are molded in a waterproof housing.
The method according to claim 1,
The tripod main body is constructed of a foldable type and has a mechanical switch for detecting whether the folded / unfolded portion is folded or not. The controller is provided with a traffic safety indicator for stopping driving of the LED module when the tripod body is folded, tripod.
4. The method according to any one of claims 1 to 3,
A tripod LED module is installed at four corners of the tripod body, and the controller drives the vertex LED module to blink.
5. The method of claim 4,
Wherein the corner LED module has a color different from that of the LED module installed on each side of the tripod body.
4. The method according to any one of claims 1 to 3,
The tripod body is further provided with a speaker, and the controller outputs a voice warning signal to the speaker according to a detection signal of the ground sensor.
The method according to claim 6,
Wherein the controller drives the LED module in the nighttime when the ambient illuminance is lower than a reference value and drives the traffic light to increase the volume of the speaker in the nighttime during the day exceeding the reference value, Cover Tripod.

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