KR102544965B1 - Helmet with removable, attachable led panel - Google Patents

Abstract

The present invention relates to a helmet having an LED panel, and more particularly, to configure the helmet to detach and attach the LED panel using a magnet, to recognize the attachment position of the LED panel, and to adjust the LED panel suitable for the attached position. The present invention relates to a helmet having a detachable and attachable LED panel that allows a user to attach and use the helmet according to its purpose and function by enabling an operation.
The present invention divides the front and rear left and right spaces of the helmet, uses the magnetic force of the magnet to recognize the LED panels attached to the divided space, and determines the operation of the LED panels according to the attachment position of the recognized LED panels. By enabling this to be done automatically, it is intended to provide a helmet having a detachable and attachable LED panel that allows the user to use the LED panel simply by attaching it to the left and right sides of the front and rear of the helmet as needed.

Description

Helmet with removable and attachable LED panel {HELMET WITH REMOVABLE, ATTACHABLE LED PANEL}

The present invention relates to a helmet having an LED panel, and more particularly, to configure the helmet to detach and attach the LED panel using a magnet, to recognize the attachment position of the LED panel, and to adjust the LED panel suitable for the attached position. The present invention relates to a helmet having a detachable and attachable LED panel that allows a user to attach and use the helmet according to its purpose and function by enabling an operation.

As personal leisure activities increase, interest in various leisure sports is increasing. Among them, since bicycles are easily accessible to ordinary individuals, the number of people who enjoy riding them is increasing.

In recent years, bicycle-only roads have been opened, but they are very insufficient compared to the population that enjoys bicycles, and it is difficult to design dedicated bicycle-only roads in all regions.

A lot of people have no choice but to continue riding using public roads, not bicycle-only roads, so they are always exposed to the risk of traffic accidents.

Accordingly, a helmet equipped with various safety equipment was manufactured. Representative among these is a helmet having a light emitting means.

Republic of Korea Patent Publication No. 10-2017-0068196, "Smart Helmet for Bicycle Rider" configures LEDs on the front, left and right sides and rear of the helmet, and according to the information detected from the acceleration sensor, that is, the speed change of the bicycle We provide a smart helmet that controls the lighting of LEDs.

Korean Patent Publication No. 10-2017-0068196, LED light source provided on the front, left and right sides and rear of the helmet; a communication control unit provided inside or outside the helmet to perform wireless communication with an external device and control of the LED light source unit; and a power supply unit built into the helmet to supply power to the LED light source unit and the communication control unit, wherein the communication control unit receives a control signal from the external device in a paired state with the external device and blinks the LED light source unit. We are providing a smart helmet for bicycle riders that controls the

The helmet composed of such LEDs has LEDs and a device for controlling the operation of the LEDs installed on the helmet body, so there are limitations in manufacturing and installing the helmet, and there are difficulties in maintenance such as failure after use of the helmet.

In view of this point, the present invention constitutes a detachable and attachable LED panel, and automatically recognizes the attachment position of the LED panel so that an operation suitable for the purpose of the direction according to each position in the helmet can be performed, The left and right spaces in front and back of the helmet are divided, and the LED panel attached to the divided space can be recognized using the magnetic force of the magnet. It is intended to provide a helmet having a detachable and attachable LED panel so that the user can use the LED panel simply by attaching it to the left and right sides of the front and rear of the helmet as needed.

The helmet having a detachable and attachable LED panel of the present invention constitutes a detachable and attachable LED panel using a magnet, and uses magnetic force to distinguish spaces and to recognize them, automatically operating in a predetermined operation mode in each space. It is a technical feature that enables operation to be performed.

The helmet having the detachable and attachable LED panel of the present invention,

A magnet is configured on the divider line divided into the left and right quadrants in the front and rear of the helmet, and the magnet is configured on the divider line on the left and right of the front or the left and right of the rear, and a magnetic body is configured to attach the LED panel to each divided space,

It includes a magnet so that it can be attached to the magnetic body, detects the magnetic force of the magnet configured in the helmet at the attached position of the helmet to recognize the position attached to the helmet, and LED panel according to the LED control mode set according to the attached position. It is configured to include an LED panel that controls the operation.

The helmet having such a detachable and attachable LED panel of the present invention,

The front space, the rear space, and the left and right spaces are divided along the 4-division space dividing line of the helmet, and magnetic materials for attaching LED panels to each front space, rear space, and left and right spaces are composed of the inside of the helmet, A magnet is formed inside the helmet on each of the left and right space dividing lines of the front space of the helmet,

A first magnetic sensor unit and a second magnetic sensor unit for detecting the magnets attached to the magnetic bodies of the LED unit, the front space unit, the rear space unit, and the left and right spaces, and the magnets installed on the space dividing line of the helmet, and supplying operating power Recognizes the attached position according to the detection signal of the power supply unit for the first magnetic sensor unit and the second magnetic sensor unit and sets the operation control mode of the LED unit according to the recognized position, and according to the set operation control mode of the LED unit It is configured to include a control unit for controlling the LED unit.

The operation control mode of the LED unit of the control unit consists of a high-brightness LED light mode, a braking and direction change display mode, and a safety identification information display mode according to the front, rear, left and right sides of the LED panel attachment position,

The controller determines the attached position as the front space when magnetic force is sensed from both the first magnetic sensor and the second magnetic sensor, and determines the attached position as the rear space when magnetic force is not sensed from both, and determines the attached position as the rear space, If the magnetic force is detected in only one of the sensor unit and the second magnetic sensor unit, the attached position is determined as the left and right space, and if it is determined that the LED panel is attached to the front space, the high-brightness LED is turned on to set the high-brightness LED light mode. , If it is determined that it is attached to the rear space part, it is set to the braking and direction change display mode, and if it is determined that it is attached to the left and right space part, it is set to the safety identification information display mode.

The LED panel may be of a flexible type.

The LED panel may further include a solar panel on an outer surface, and a means for charging power generated from the solar panel to the power supply unit.

In addition, when the LED panel is configured as a flexible type, a flexible type solar panel may be configured along the LED panel.

According to the present invention, the helmet can be used by attaching an LED panel to the front, rear and side of the helmet according to the user's purpose, and the LED panel can be controlled according to the position where the LED panel is attached. By providing, the user can detach, attach and use the LED panel as needed, and it is possible to use the LED panel by attaching the LED panel to the helmet according to the purpose without a separate control operation.

1 is a perspective view showing a helmet having a detachable and attachable LED panel according to the present invention;
Figure 2 is in the present invention, a perspective view showing a state in which the LED panel is separated.
Figure 3 is a perspective view showing an LED panel in the present invention.
4 is a view showing the configuration of a helmet in the present invention.
5 is a block diagram showing an operation control configuration of an LED panel according to the present invention.
6 is a view showing a state in which the LED panel is attached to the side of the helmet and operated according to the present invention.
7 is a view showing a state in which the LED panel is attached to the rear surface of the helmet and operated according to the present invention.
8 is a view showing another embodiment of an LED panel including a solar panel according to the present invention.
9 is a view showing an example of use of another embodiment of the present invention.

First, the terms or words used in the detailed description and claims of the present invention are not to be construed as being limited to ordinary or dictionary meanings, but 'the inventors use the concept of terms to describe their inventions in the best way. It should be interpreted as meaning and concept consistent with the technical spirit of the present invention based on the principle of '.

In addition, the embodiments described in this specification and the configurations shown in the drawings are only preferred embodiments of the present invention, and do not represent all the technical ideas of the present invention, so that they can be replaced at the time of this application. It should be understood that there may be many equivalents and variations.

In addition, the same reference numerals or numerals in each drawing attached to this specification indicate parts or components that perform substantially the same function. For convenience of explanation and understanding, the same reference numerals or symbols will be used in different embodiments. That is, even if all components having the same reference numerals are shown in a plurality of drawings, the plurality of drawings do not mean one embodiment.

Also, in the present specification and claims, terms including ordinal numbers such as 'first' and 'second' may be used to distinguish between elements. These ordinal numbers are used to distinguish the same or similar components from each other, and the meaning of the term should not be limitedly interpreted due to the use of these ordinal numbers. For example, elements combined with such ordinal numbers should not be construed as limiting the use order or arrangement order by the number. If necessary, each ordinal number may be used interchangeably.

In this specification, singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, terms such as 'comprise' or 'comprise' are intended to designate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other It should be understood that the presence or addition of features, numbers, steps, operations, components, parts, or combinations thereof is not precluded.

Also, in an embodiment of the present invention, when a part is said to be connected to another part, this includes not only a direct connection but also an indirect connection through another medium. In addition, the meaning that a certain part includes a certain component means that it may further include other components rather than excluding other components unless otherwise specified.

The present invention is a helmet having a detachable and attachable LED panel,

A magnet is configured on the divider line divided into the left and right quadrants in the front and rear of the helmet, and the magnet is configured on the divider line on the left and right of the front or the left and right of the rear, and a magnetic body is configured to attach the LED panel to each divided space,

It is composed of a detachable and attachable type to the helmet including a magnet so that it can be attached to the magnetic body, and detects the magnetic force of the magnet configured in the helmet at the attached position of the helmet to recognize the position attached to the helmet, and Therefore, it is configured to include an LED panel for controlling the operation of the LEDs according to the set LED operation control mode.

Hereinafter, a helmet having a detachable and attachable LED panel according to the present invention will be described in detail with reference to the embodiments shown in the accompanying drawings FIGS. 1 to 7 .

1 is a perspective view showing a helmet having a detachable and attachable LED panel according to the present invention, FIG. 2 is a perspective view showing a separated state of the LED panel according to the present invention, and FIG. 3 is a perspective view showing an LED panel according to the present invention. , Figure 4 is a view showing the configuration of the helmet in the present invention, Figure 5 is a block diagram showing the operation control configuration of the LED panel in the present invention, Figure 6 is in the present invention, the LED panel on the side of the helmet 7 is a view showing a state in which the LED panel is attached to the rear surface of the helmet and operated in the present invention.

The helmet having the detachable and attachable LED panel of the present invention,

The front space (S1), the rear space (S2), and the left and right spaces (S3, S4) are divided along the 4-division space dividing line of the helmet, and each front space (S1), rear space (S2), left and right In the spaces S3 and S4, the magnetic body 10 for attaching the LED panel 100 is configured inside the helmet, and the left and right space dividing lines of the front space part S1 of the helmet each have a magnet inside the helmet. (20) is composed,

A magnet 120 for attaching to the magnetic body 10 of the LED unit 110, the front space unit S1, the rear space unit S2, and the left and right spaces S3 and S4, and installed on the space dividing line of the helmet. A first magnetic sensor unit 130 for detecting the magnet 20, a second magnetic sensor unit 140, a braking sensor unit 150 for detecting a braking state by detecting a change in speed, and a tilting of the helmet. Attached according to the detection signals of the direction detection unit 160 for detecting direction change, the power supply unit 170 for supplying operating power, and the first magnetic sensor unit 130 and the second magnetic sensor unit 140 It is configured to include a control unit 180 that recognizes the detected position, sets the LED operation control mode of the LED unit 110 according to the recognized position, and controls the LED unit 110.

A helmet having an attachable LED panel of the present invention is a helmet including a magnet for distinguishing front, rear, left and right spaces and recognizing the space, and a magnetic material for attaching the LED panel to each space, It consists of an LED panel including a magnet attached to a magnetic body installed in each space of the helmet.

The magnet 20 is installed on the space dividing line dividing the front space (S1), the rear space (S2), and the left and right spaces (S3, S4) of the helmet, and the left and right spaces of the front space (S1) It is installed at the location of the dividing line.

Alternatively, the magnet 20 may be installed on the left and right space dividers of the rear space S2.

That is, it can be installed in the front space (S1) to detect the magnetic force of the magnet 20 having magnetic force to recognize the front space (S1) and also recognize the rear space (S2) without magnetic force, or the rear space (S1). It is to be able to recognize the space part (S2), and also to be able to recognize the front space part (S1) without magnetic force.

Inside the front space (S1), the rear space (S2), and the left and right spaces (S3, S4) of the helmet, a magnetic body (10) is configured so that the LED panel (100) is attached, and the LED panel (100) A magnet 120 for attaching the LED panel 100 to the magnetic body 10 is configured.

Here, magnets may be installed in the front space (S1), the rear space (S2), and the left and right spaces (S3, S4) of the helmet, and the LED panel (100) may be configured with a magnetic material.

Considering the purpose of attaching the LED panel 100 to a separate magnetic body and the manufacturing cost of the helmet, as in the embodiment of the present invention, the helmet's front space (S1), rear space (S2), left and right It is preferable to configure the magnetic material 10 in the space portions S3 and S4 and configure the magnet 120 in the LED panel 100.

The LED panel 100 is configured with an LED unit 110 on the front side, and a magnet 120 for attaching the LED panel 100 to the magnetic body 10 of the helmet on the inside of the bottom side. consists of a first magnetic sensor unit 130 and a second magnetic sensor unit 140 for sensing the magnetic force of the magnet 20 installed on the space dividing line.

The LED unit 110 includes an LED array 112 including high-brightness LEDs arranged on an outer upper surface of the LED panel 100, and an LED driving unit for operating the LED array inside the LED panel 100. (111).

The LED driver 111 is a driver for operating the LED array 112 .

The first magnetic sensor unit 130 and the second magnetic sensor unit 140 are means for detecting magnetic force, and are Hall sensors capable of detecting the direction and magnitude of a magnetic field in which a voltage is generated according to a coil or magnetic force, or It can be composed of one of MR (Magnetoresistive) elements whose resistance changes according to the magnetic field.

In addition, the inside of the LED panel 100 includes a braking detection unit 150 and a direction detection unit 160 for determining a braking state and detecting a direction change through speed detection for braking and direction change display mode operation.

The brake sensing unit 150 may be configured as an accelerometer or a general speed sensor.

The direction detecting unit 160 may include various tilt sensors for detecting a tilt and may include a gravity sensor.

The power supply unit 170 includes a battery for supplying operation power, and may be configured on one side inside the LED panel 100 .

The power supply unit 170 may include a battery and a structure in which a battery can be replaced or a battery capable of being charged and discharged, and may include a battery charging unit for charging the battery unit and a battery charging terminal (connector).

The control unit 180 is a processor that controls the operation of the LED unit 110 according to the attached position of the helmet.

The control unit 180 sets an LED operation control mode according to the attachment position of the helmet, and the LED panel 100 operates according to the detection signals of the first magnetic sensor unit 130 and the second magnetic sensor unit 140. The attached position is determined, and the LED unit 180 is operated in the LED operation control mode determined according to the attached position.'

The LED operation control mode of the control unit 180 is composed of a high-brightness LED light mode, a braking and direction change display mode, and a safety identification information display mode according to the front, rear, left and right sides of the LED panel 100 attached to.

The control unit 180 determines the attached position as the front space unit S1 when magnetic force is sensed from both the first magnetic sensor unit 130 and the second magnetic sensor unit 140, and when neither magnetic force is detected, The attached position is determined as the rear space part (S2).

In addition, when the magnetic force is sensed only in one of the first magnetic sensor unit 130 and the second magnetic sensor unit 140, the attached position is determined as the left and right space parts S3 and S4.

When it is determined that the LED panel 100 is attached to the front space S1, the controller 180 sets the high-brightness LED light mode and controls the LED unit 110 to turn on the high-brightness LED.

And, if it is determined that it is attached to the rear space part (S2), the LED part 110 is controlled by setting it to the braking and direction change display mode.

In addition, if it is determined that it is attached to the left and right space parts S3 and S4, the safety identification information display mode is set, and the LED part 110 is controlled.

Table 1 below shows the operation control mode of the LED unit 110 according to the position of the controller 180 attached to the helmet.

First magnetic sensor unit Second magnetic sensor unit Mounting position control function magnetism detection magnetism detection front High brightness LED light mode magnetism detection No magnetism detection left Safety identification information display mode No magnetism detection magnetism detection right Safety identification information display mode No magnetism detection No magnetism detection rear Braking and direction change indication mode

The helmet having the detachable and attachable LED panel of the present invention is capable of detaching and attaching the LED panel 100 to the helmet, and each front space part (S1) and rear space part (S1) of the helmet according to the user's use S2), it is attached to the left and right space parts S3 and S4 so that it can be used.

The LED panel 100 is attached to the outer surface of the helmet with a structure attached to the magnetic body formed in the front space part S1, the rear space part S2, and the left and right spaces S3 and S4, and is used by attaching the LED panel ( 100) can be configured as a flexible type so that it can be manufactured with a structure that can be attached to fit the curvature of the outer surface of the helmet.

If the user wants the front high-brightness LED light function, it can be attached to the front space (S1) of the helmet and the rear space (S2) to use it as a braking and direction change display function, and the side left and right space parts (S3, S4) ), it can be used as a safety identification information display function.

In addition, two or more LED panels 100 may be configured and attached to the front space S1, the rear space S2, and the left and right spaces S3 and S4 at the same time.

When attached to the front space part S1, magnets 20 are configured on both left and right sides of the front space part S1, so that the first magnetic sensor unit 130 and the second magnetic sensor unit 140 are connected to the magnet 20. ) is detected, and accordingly, the control unit 180 determines that the attachment position of the LED panel 100 is the front space portion S1.

Therefore, the control unit 180 sets the operation mode of the LED unit 110 to the high brightness LED light mode so that the high brightness LED operates, and controls the operation of the LED unit 110 .

On the other hand, when attached to the rear space portion (S2), since the magnets 20 are not configured on both the left and right sides of the LED panel 100, the magnets are removed from the first magnetic sensor unit 130 and the second magnetic sensor unit 140. The magnetic force detection of (20) does not occur.

Therefore, the control unit 180 determines the attachment position of the LED panel 100 as the rear space portion S2, sets the operation mode of the LED panel 100 to the braking and direction changing mode, and sets the LED unit 110 to control the action

Accordingly, the LED unit 110 operates in a braking and direction change display mode in which information is displayed according to the braking state and the direction change state.

The control unit 180 displays the braking state and left/right direction change through the LED unit 110 according to the detection signal information provided from the brake detection unit 150 and the direction detection unit 160.

7 shows a state in which the LED panel 100 is attached to the rear surface of the helmet.

In addition, when attached to the left and right space parts S3 and S4, since the magnet 20 is configured only on the left or right side, only one of the first magnetic sensor unit 130 or the second magnetic sensor unit 140 magnetic force is detected.

Therefore, in the control unit 180, when the magnetic force of the magnet 20 is detected only by either the first magnetic sensor unit 130 or the second magnetic sensor unit 140, the attachment position of the LED panel 100 is the left and right spaces. It is determined in (S3, S4) to set the safety identification information display mode, and accordingly, the operation of the LED unit 100 is controlled.

6 shows a state in which the LED panel 100 is attached to the side of the helmet.

Here, the first magnetic sensor unit 130 and the second magnetic sensor unit 140 have their detection values set to detect the magnetic force of the magnet 20 constituting the helmet, and are attached to the LED panel 100. The magnetic force of the configured magnet 120 and the magnet 20 configured for space division in the helmet are different, so that the first magnetic sensor unit 130 and the second magnetic sensor unit 140 detect the magnetic force of the magnet 20 There is no problem, but in order to secure a more reliable sensing operation, a magnetic force shielding means such as an iron plate may be configured for the upper part of the magnet configured inside the bottom portion of the LED panel 100.

That is, by constructing a shielding means covering the side and top of the magnet 120 except for the bottom direction for attaching the iron plate to the helmet, the magnetic field interference of the first magnetic sensor unit 130 and the second magnetic sensor unit 140 is to be able to prevent

As described above, the user can attach and use the LED panel 100 to each of the front space S1, the rear space S2, and the left and right spaces S3 and S4 of the helmet.

At this time, the LED panel 100 can be attached regardless of upper and lower divisions. This is because the control unit 180 can display information using the sensing information of the direction detection unit 160, so that direction change display from the rear and safety identification information from the side can be correctly displayed.

Meanwhile, as another embodiment of the present invention, a solar panel may be further included on the outer surface.

8 is a view showing another embodiment of a helmet having a removable and attachable LED panel according to the present invention, and FIG. 9 shows an example of use of another embodiment of a helmet having a removable and attachable LED panel according to the present invention.

Another embodiment of the helmet having a detachable and attachable LED panel of the present invention,

The front space (S1), the rear space (S2), and the left and right spaces (S3, S4) are divided along the 4-division space dividing line of the helmet, and each front space (S1), rear space (S2), left and right In the spaces S3 and S4, the magnetic body 10 for attaching the LED panel 100 is configured inside the helmet, and the left and right space dividing lines of the front space part S1 of the helmet each have a magnet inside the helmet. (20) is composed,

A magnet 120 for attaching to the magnetic body 10 of the LED unit 110, the front space unit S1, the rear space unit S2, and the left and right spaces S3 and S4, and installed on the space dividing line of the helmet. A first magnetic sensor unit 130 for sensing the magnet 20, a second magnetic sensor unit 140, and a power supply unit 170, wherein the first magnetic sensor unit 130 and the second magnetic sensor The LED including a control unit 180 that recognizes the attached position according to the detection signal of the unit 140, sets the LED operation control mode of the LED unit 110 according to the recognized position, and controls the LED unit 110. In an embodiment of the present invention in which the panel 100 is configured,

A solar panel 200 may be further included as an outer surface of the LED panel 100, and a means for charging power generated from the solar panel 200 to the power supply unit 170 may be included.

According to this configuration, the user can attach the magnet 20 to the upper surface of the helmet. When the user does not use the LED panel 100 during the daytime, it can be attached to the top to generate power through the solar panel 200, and the power produced in this way can be charged and used in the power supply unit 170 .

In this way, the detachable and attachable LED panel 100 can be used by being attached to the top of the helmet, thereby helping the solar panel to generate solar power.

In addition, when the LED panel 100 is configured as a flexible type, the solar panel 200 of the flexible type may be configured along the LED panel 100 .

In the embodiment of the present invention, the solar panel 200 is configured, and an energy harvesting means using vibration of the bicycle, wind power according to the driving direction, and heat is configured to generate power and supply it to the power supply unit 170. , it is possible to effectively generate energy according to the attachment position of the helmet.

For example, when attaching the LED panel 100 to the front, wind power can be effectively used, it can be attached by moving it to the top and side to effectively receive heat, and it can be installed on the top to effectively reduce vibration of the bicycle. Available.

In addition, by constructing an energy harvesting chip that converts light, heat, vibration, etc. into electrical energy, it is possible to generate and use electrical energy from various energy sources.

According to the present invention, the user can use the LED panel 100 by attaching it to each direction of the helmet according to the purpose, and the use of the LED panel 100 can be achieved just by attaching the LED panel 100 to the helmet without the need for separate LED operation control. possible.

The embodiment of the present invention as described above is limited to the operation control mode of the LED unit 110 as the front high-brightness LED light mode, the rear braking and direction change display mode, and the side safety identification information display mode, but the LED units according to each direction ( The operation control mode of 110) can be set to guide information in the form of various texts and graphics.

In addition, although the preferred embodiments of the present invention have been shown and described, the present invention is not limited to the specific embodiments described above, and in the technical field to which the present invention belongs without departing from the gist of the present invention claimed in the claims. Various modifications and implementations are possible by those skilled in the art, and these modifications should not be individually understood from the technical spirit or perspective of the present invention.

100: LED panel 110: LED unit
120: magnet 130: first magnetic sensor unit
140: second magnetic sensor unit 150: brake detection unit
160: direction detection unit 170: power supply unit
180: control unit

Claims (7)

The helmet is divided into 4 spaces, and a magnet is formed on the divided dividing line, a magnet is formed on the front left and right or rear left and right dividing lines, and a magnetic body is configured to attach an LED panel to each divided space,
It includes a magnet so that it can be attached to the magnetic body, and recognizes the position attached to the helmet by detecting the magnetic force of the magnet configured on the left and right dividers in the front or rear of the helmet at the position attached to the helmet, and recognizes the position attached to the helmet, depending on the attached position A helmet having a detachable and attachable LED panel that includes an LED panel that controls the operation of LEDs according to the set LED operation control mode. The front space (S1), the rear space (S2), and the left and right spaces (S3, S4) are divided along the 4-division space dividing line of the helmet, and each front space (S1), rear space (S2), left and right In the spaces S3 and S4, the magnetic body 10 for attaching the LED panel 100 is configured inside the helmet, and the left and right space dividing lines of the front space part S1 of the helmet each have a magnet inside the helmet. (20) is composed,
The LED panel 100,
LED unit 110;
Magnets 120 for attaching to the magnetic bodies 10 of the front space (S1), the rear space (S2) and the left and right spaces (S3, S4);
a first magnetic sensor unit 130 and a second magnetic sensor unit 140 for sensing the magnet 20 installed on the space dividing line of the helmet;
Power supply unit 170 for supplying operating power; and
The LED unit recognizes the attached position according to the detection signals of the first magnetic sensor unit 130 and the second magnetic sensor unit 140 and sets the LED operation control mode of the LED unit 110 according to the recognized position. A helmet having a detachable, attachable LED panel comprising a; control unit 180 for controlling (110). The method of claim 2, further comprising a braking sensor 150 for detecting a braking state by detecting a change in speed and a direction sensor 160 for detecting a change in direction by detecting a tilt of the helmet,
In the control unit 180, the LED operation control mode of the LED unit 110 is a high-brightness LED light mode, a braking and direction change display mode, and safety identification information according to the front, rear, left and right sides of the LED panel 100 attached to the mounting position. It is made in display mode,
When magnetic force is sensed from both the first magnetic sensor unit 130 and the second magnetic sensor unit 140, the controller 180 determines the attached position as the front space S1, and neither detects magnetic force. If not, the attached position is determined as the rear space part (S2), and if the magnetic force is detected in only one of the first magnetic sensor unit 130 and the second magnetic sensor unit 140, the attached position is determined as the left and right space part S3 , S4), and when it is determined that the LED panel 100 is attached to the front space portion S1, the high brightness LED is turned on to set the high brightness LED light mode, and when it is determined that the LED panel 100 is attached to the rear space portion S2. A helmet having a detachable and attachable LED panel, characterized in that it is set to the braking and direction change display mode, and set to the safety identification information display mode when it is determined that it is attached to the left and right spaces (S3, S4). 3. The method of claim 2, wherein the first magnetic sensor unit 130 and the second magnetic sensor unit 140 are configured according to a hall sensor capable of detecting the direction and magnitude of a magnetic field in which a voltage is generated according to a coil or a magnetic force or a magnetic field. A helmet with a detachable and attachable LED panel composed of any one of MR (Magnetoresistive) elements whose resistance changes. The helmet having a detachable and attachable LED panel according to claim 2, wherein the LED panel (100) is composed of a flexible type. The method of claim 2, further comprising a solar panel 200 on the outer surface, and a means for charging the power generated from the solar panel 200 to the power supply unit 170. Helmet with attachable LED panel. The method of claim 5, further comprising a flexible type solar panel 200 along the flexible type LED panel 100, and charging the power generated from the solar panel 200 to the power supply unit 170 A helmet having a detachable, attachable LED panel comprising a means.

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