KR101522956B1 - A tripod traffic sign having function of indicating battery residual capacity - Google Patents

Abstract

The present invention relates to a traffic safety mark tripod having a function of indicating battery residual capacity, which comprises: a tripod body wherein a hollow body is formed in each surface of a tetrahedron; a plurality of LED modules installed in each surfaces of the tripod body; a battery embedded in the tripod body supplying power to the LED modules; a battery capacity detection means detecting a capacity of the battery; a battery residual capacity display device indicating a residual capacity of the battery; and a controller driving and controlling the LED modules, and controlling lighting of the battery residual capacity display device in accordance with a value detected in the battery capacity detection means. According to the present invention, operable time of the LED modules installed in the tripod body can be recognized to eliminate risk factors generated by the discharge of the battery, and promote user′s safety. The tripod body is stably supported, keeps upright in all conditions, and minimizes an effect by the wind.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a tri-

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a traffic safety sign tripod capable of displaying remaining battery power, and more particularly, to a tripod having a battery remaining amount display function for displaying a residual amount of a battery so that a user can recognize a remaining usage time of a tripod Traffic safety sign is about 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. For example, Korean Patent Laid-Open Publication No. 10-1997-0037990 discloses an emergency tripod with a flashing light. This light-emitting tripod illuminates itself by lighting the LED with battery power, so that the rear vehicle can easily identify the tripod even in bad weather.

However, when the battery is discharged, the visibility of the tripod may be rapidly deteriorated and may not be recognized by the rear vehicle. In this case, a user with a tripod can mistakenly trip the tripod while being safely emitting a light, which can be exposed to a dangerous situation and lead to a large safety accident.

In addition, conventional tripods with traffic signs are still unable to perform their functions due to collapsing of the tripod 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.

Korean Patent Publication No. 10-1997-0037990

The present invention relates to a portable information terminal device capable of displaying the remaining amount of a battery so that a user can recognize an operation time of a tripod, It has a purpose to provide a safety sign tripod.

A tripod having a remaining battery level indication function according to an embodiment of the present invention includes: a tripod body having a hollow on each surface of a tetrahedron; A plurality of LED modules installed on each side of the tripod body; A battery built in the tripod main body and supplying power to the LED module; Battery capacity detecting means for detecting the capacity of the battery; A battery remaining amount indicator for indicating a remaining capacity of the battery; And a controller for driving and controlling the LED module and controlling the lighting of the battery remaining amount indicator in accordance with the value detected by the battery capacity detecting means.

The tripod having a remaining battery level indication function according to another embodiment of the present invention may include a remaining use time display means installed to be exposed on the tripod main body and displaying the operation time of the LED module by the power of the battery, Wherein the controller calculates a value to be displayed on the remaining use time indicating means from the value detected by the battery capacity detecting means and the rated output of the LED module.

The tripod having a remaining battery level indication function according to another embodiment of the present invention may further include a ground sensor for detecting that one side of the tripod body is in contact with the ground; And a tilt sensor that detects a vertex that is erected perpendicular to the ground when the tripod body is erected, wherein the controller drives the LED module in accordance with a detection signal of the ground sensor, The LED module installed on the bottom surface of the tripod body is turned off based on the vertex of the vertex, and the LED module installed on the other three surfaces contacting the vertex vertically set is turned on.

A tripod having a remaining battery level indication function according to another embodiment of the present invention is characterized in that the tripod body is constructed of a foldable type and has a mechanical switch for detecting whether or not the folded state is folded, The driving of the LED module is stopped when the tripod main body is folded according to whether the LED module is opened or closed.

According to another aspect of the present invention, there is provided a traffic safety indicator tripod having a battery remaining amount display function, wherein each of the four corner points of the tripod body is provided with a corner LED module, and the controller flashes the corner LED module.

According to another aspect of the present invention, there is provided a traffic safety indicator tripod having a battery remaining amount display function, 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 still another aspect of the present invention, there is provided a tripod with a remaining battery level indicator, wherein 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 do.

The tripod having a battery remaining capacity display function according to another embodiment of the present invention may further include an illuminance sensor for detecting an ambient illuminance, and the controller may drive the LED module to blink at night when the ambient illuminance is lower than a reference value , And increases the volume of the speaker at night during the week exceeding the reference value as compared with the week.

According to the tripod of the present invention, it is possible for the user to recognize the operation time of the LED module installed on the tripod main body, thereby eliminating the risk of the battery due to the discharge of the battery, Is supported stably against the ground, and it is possible to maintain the upright in any situation and to minimize the influence by the wind.

In addition, according to the present invention, it is possible to prevent the operation during storage by driving the LED by sensing that one side of the tetrahedron is in contact with the floor by the ground sensor, And the risk of a vehicle safety accident can be eliminated. In addition, it is possible to emit three surfaces except the bottom surface by illuminating the surfaces contacting the apex of the apex according to the detection signal of the tilt sensor, thereby enhancing 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 battery capacity detecting means 32 is means for detecting the capacity of the battery, for example, a current sensor or a voltage sensor.

The controller 40 controls the lighting of the battery remaining amount indicator 34 shown in Fig. 4 according to the value detected by the battery capacity detecting means 32. [ The battery remaining amount indicator 34 is, for example, a plurality of LEDs, and the LEDs are turned on in a stepwise manner to visually display the remaining amount of the battery. The controller 40 also calculates the operable time by the battery power source from the value detected by the battery capacity detecting means 32 and the rated output of the LED module 20 and the corner LED module 22 described above. The calculated result is displayed through the remaining use time display means (36). The remaining use time display means 36 may be composed of, for example, a 7-segment, a dot matrix, or an LCD for text display.

4, 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
32: Battery capacity detecting means 34: Battery remaining amount indicator
36: remaining use time display means 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 (8)

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 battery built in the tripod main body and supplying power to the LED module;
Battery capacity detecting means for detecting the capacity of the battery;
A battery remaining amount indicator for indicating a remaining capacity of the battery;
A controller for driving and controlling the LED module, and controlling lighting of the battery remaining amount indicator according to a value detected by the battery capacity detecting means;
A ground sensor for detecting that one side of the tripod body contacts the ground; And
And a tilt sensor for detecting a vertex erected perpendicular to the ground when the tripod body is erected,
Wherein the controller drives the LED module according to a detection signal of the ground sensor and turns off the LED module installed on the bottom surface of the tripod body based on the vertex detected by the tilt sensor, Is a traffic safety sign tripod with a battery residual amount display function that controls the LED module installed on three other sides touching the corner point to turn on.
The method according to claim 1,
And a remaining usage time display means installed to be exposed on the tripod main body and displaying an operation time of the LED module by the power of the battery,
Wherein the controller has a battery remaining amount display function for calculating a value to be displayed on the remaining use time display means from a value detected by the battery capacity detecting means and a rated output of the LED module.
delete 3. The method according to claim 1 or 2,
Wherein the tripod body is constructed of a foldable type and has a mechanical switch for detecting whether the mechanical switch is folded or not, and the controller controls the remaining capacity of the battery to stop driving the LED module when the tripod body is folded, Traffic safety sign tripod with display function.
The method according to claim 1,
Wherein each of the four corner points of the tripod body is provided with a corner LED module, and the controller has a function of displaying a remaining battery level for driving the corner LED module to blink.
6. The method of claim 5,
Wherein the corner LED module has a function of displaying a remaining battery level of a color different from that of the LED module installed on each side of the tripod body.
The method according to claim 1,
Wherein the tripod body is further provided with a speaker, and the controller has a remaining battery level display function for outputting a voice warning signal to the speaker in accordance with a detection signal of the ground sensor.
8. The method of claim 7,
Wherein the controller drives the LED module in a nighttime when the ambient illuminance is equal to or lower than a reference value and controls the remaining amount of the battery to increase the volume of the speaker in the nighttime during the day exceeding the reference value, Traffic safety sign tripod with display function.

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