KR20240040389A - Magnetic buckle for helmet - Google Patents

Abstract

The present invention relates to a buckle structure used in a bicycle helmet, and more specifically, to a magnetic buckle for a helmet having a structure that allows for easy fastening and detachment with one hand and firmly maintains the bonding force.
The present invention provides a structure in which the position is guided according to magnetic force, passes through the female buckle, is coupled to the female buckle by magnetic force, and the coupling force is supported by the female buckle, and at the same time, the user can simply use the magnetic force with one hand. The aim is to provide a magnetic buckle for a helmet that has a simpler structure and is easy to fasten and separate by weakening and allowing it to be separated from the arm buckle.

Description

Magnetic buckle for helmet}

The present invention relates to a buckle structure used in a bicycle helmet, and more specifically, to a magnetic buckle for a helmet having a structure that allows for easy fastening and detachment with one hand and firmly maintains the bonding force.

In general, a buckle is a device that fastens and connects straps, and is used in various places such as bags and belts.

Particularly in recent years, as the number of people enjoying bicycles increases, interest in buckles for securing the chin strap of bicycle helmets, one of bicycle safety equipment, is increasing.

Although user safety is important, helmets are representative equipment that requires consideration of design and convenience for riders. Accordingly, buckles suitable for bicycle helmets have been proposed in recent years.

The bicycle helmet buckle is a means of securing the chin strap to secure the helmet to the user's head. Considering that it is a bicycle helmet, unlike general buckle structures, the bicycle helmet buckle has a light and simple structure, and is also easy to fasten and detach with one hand. It is being produced with consideration in making it possible.

Republic of Korea Patent Publication No. 10-19759950, the magnetic fastening buckle consists of a male buckle module and a female buckle module where magnets are placed,

The male buckle module has a protrusion formed on one side, a connection groove curved toward the center is formed in the protrusion to be symmetrical about the center, and a first magnet is disposed between the connection grooves,

The female buckle module has a receiving portion formed on one side with a receiving space for accommodating the protrusion, and a connecting protrusion that protrudes toward the center and is inserted into the connecting groove so as to be symmetrical about the center is formed in the receiving portion, It is characterized by a structure that covers the receiving part in a direction perpendicular to the direction in which it is fastened to the male buckle module, and a cover part with a second magnet disposed between the connecting protrusions is formed, and can be coupled according to these structures by magnetic force. do.

However, according to this structure, although the overlapping male buckle module and female buckle module are coupled with their positions determined by magnetic force, it is not easy for the user to easily combine them, and it is difficult to guarantee that the coupling force is firmly maintained.

The present invention provides a structure in which the position is guided according to magnetic force, passes through the female buckle, is coupled to the female buckle by magnetic force, and the coupling force is supported by the female buckle, and at the same time, the user can simply use the magnetic force with one hand. The goal is to provide a magnetic buckle for a helmet that has a simpler structure and is easy to fasten and separate by weakening the buckle and allowing it to be separated from the arm buckle.

First, the terms used in the specification and claims of the present invention are general terms selected in consideration of their functions in various embodiments of the present invention. However, these terms may vary depending on the intention of engineers working in the field, legal or technical interpretation, and the emergence of new technologies. Additionally, some terms may be terms arbitrarily selected by the applicant. These terms may be interpreted as defined in this specification, and if there is no specific term definition, they may be interpreted based on the overall content of this specification and common technical knowledge in the relevant technical field.

The buckle for the helmet of the present invention,

In the helmet buckle for fixing the chin strap of the helmet,

A male buckle module coupled to the female buckle module at the lower center of the head and including a magnet protrusion on which a magnet is placed,

A protrusion engaging portion with a hole in the center of the body so that the magnet protrusion is coupled to the magnet attachment portion, and a coupling guide portion formed with an inclined surface toward the protrusion coupling portion to move the magnet protrusion according to magnetic force and guide it to the outside by the user's force. , a magnet attachment part that is coupled to the main body with an elastic member, is located at the bottom of the protrusion coupling part, is attached to the magnet protrusion, and is fixed to the main body by an elastic member to move upward and then return by a force applied from the outside, and a magnet attachment part. It has a through-hole for exposure to the outside and includes a cover for casing the elastic member and the magnet attachment part.

By magnetic force, the magnet protrusion is attached to the magnet attachment part through the protrusion coupling part along the coupling guide, and the male buckle module and the female buckle module are fastened. The magnet attachment part moves by the user's force, and the magnet protrusion moves upward and horizontally. It is characterized by having a structure in which the male buckle module is separated from the female buckle module along the coupling guide by breaking away from the protruding coupling part due to the user's force applied to the head part.

According to the present invention, the buckle can be easily fastened just by the user gathering the buckles with one hand, and the buckle can be easily separated by pressing and pushing the front and back of the fastened buckle with just two fingers, providing convenience to the user. It is possible to maintain the bonding force while increasing.

In addition, according to the present invention, it is easy to fasten and separate the buckle, and by providing a simple minimum structure that can maintain the fastening force, it can be applied in a size that does not cause burden or inconvenience to the user.

1 is a view showing the wearing state of the magnetic buckle for a helmet of the present invention.
Figure 2 is a plan view showing a buckle fastening state in the present invention.
Figure 3a is a perspective view showing a male buckle module in the present invention.
Figure 3b is a perspective view shown from the bottom of the male buckle module in the present invention.
Figure 4a is a perspective view showing the female buckle module in the present invention.
Figure 4b is a perspective view shown from the bottom of the female buckle module in the present invention.
Figure 5 is a cross-sectional view before combining the male buckle module and the female buckle module in the present invention.
Figure 6 is a cross-sectional view after combining the male buckle module and the female buckle module in the present invention.
7 is a diagram illustrating the use state of the present invention while wearing a helmet.
Figure 8 is a usage state diagram showing the position of fingers when detaching the helmet in the present invention.
Figure 9 is a diagram showing the helmet detachment operation process in the present invention.

The magnetic buckle for a helmet of the present invention is composed of a male buckle module and a female buckle module for fixing the chin strap. The male buckle module is guided into the female buckle module by magnetic force and coupled, and the male buckle module is vertically moved by the user's force. Its technical feature is a structure that can be separated from the female buckle module while weakening the magnetic force by the user's force applied in the horizontal direction.

Hereinafter, the configuration and operation will be described with reference to the embodiment shown in the attached drawings FIGS. 1 to 9.

The magnetic buckle for a helmet of the present invention,

A male buckle module that is coupled to the female buckle module 100 at the lower center of the head portion 110 and includes a magnet protrusion 120 on which a magnet is disposed, and a guide portion 130 made of an inclined surface toward the magnet protrusion 120. (100) and,

The magnet protrusion 120 is coupled to the center of the main body 210, and a protrusion engaging portion 220 is perforated so that the coupled magnet protrusion 120 is coupled to the lower magnet attachment portion 230, and the magnet protrusion 120 ), a coupling guide portion 240 made of an inclined surface toward the protrusion coupling portion 220, and an elastic member 250 to guide the body 210 so that it can be moved according to magnetic force and guided to the outside by the user's force. It is coupled to and located at the lower part of the protrusion engaging portion 220, is attached to the magnet protruding portion 120, moves upward by force (pressure) applied from the outside, and returns to its original position by the elastic member 250. It has a magnet attachment portion 230 structured, a through hole 261 for exposing the magnet attachment portion 230 to the outside, and a cover portion for casing the elastic member 250 and the magnet attachment portion 230 ( It consists of a female buckle module 200 including 260).

The technical feature of the magnetic buckle structure for a helmet according to the present invention is that it provides a structure that allows the user to fasten and detach the buckle with one hand and maintains a strong bonding force.

The male buckle module 100 is made of a circular flat head part 110, and a magnet protrusion 120 is formed at the lower center of the head part 110, and the lower surface of the head part 110 has a central magnet. It includes a guide portion 130 made of an inclined surface in the direction of the protrusion 120.

The upper surface of the head portion 110 may be provided with a groove portion 140 as a non-slip means to easily apply the user's force to the head portion 110 by contacting the user's fingers (e.g., thumb).

As the anti-slip means, the entire upper surface of the head portion 110 may be composed of embossed protrusions or comb patterns.

The lower edge of the magnet protrusion 120 is made of a rounded curved surface. This is to facilitate separation from the protrusion engaging portion 220 of the female buckle module 200.

The arm buckle module 200 is composed of a protrusion engaging portion 220 to which the magnet protruding portion 120 is coupled at the center, and is formed of an inclined surface opposing the guide portion 130 in the direction of the protruding engaging portion 220. It is configured to include a guide unit 240.

The protrusion coupling portion 220 is coupled to the magnet protrusion 120 and has a perforated structure so that the magnet protrusion 120 can pass through and be attached by magnetic force to the magnet attachment portion 230 formed below it.

And the upper end of the protrusion engaging portion 220 is formed with a curved portion 221 so that the magnet protruding portion 120 can be easily pushed up and separated from the protruding engaging portion 220.

The coupling guide portion 240 functions to move the magnet protrusion 120 according to magnetic force and guide it to the outside by the user's force.

In addition, the arm buckle module 200 is configured with a magnet attachment portion 230 fixed to the main body 210 by an elastic member 250 located below the protrusion engaging portion 220.

The magnet attachment portion 230 can be moved upward by the user's force (pressure) applied from the outside by the elastic member 250, and is structured to return to its original position when the applied force disappears.

The unexplained symbols 150 and 270 are the chin strap fixing parts where the chin strap of the helmet is fixed.

The operation and function of the magnetic buckle for a helmet of the present invention having such a structure will be described as follows.

The magnetic buckle for a helmet of the present invention has a structure in which the male buckle module 100 is completely coupled into the female buckle module 200, and yet the male buckle module 100 can be easily separated from the female buckle module 200 by the user's force. We propose a structure that can

The optimal embodiment is to configure the helmet in a configuration in which the female buckle module 200 is located on the face of the helmet wearer and the male buckle module 100 is coupled to the upper part, but it is not limited to this.

When the user moves the male buckle module 100 close to the female buckle module 200 while wearing a helmet, the male buckle module 100 enters the female buckle module 200, and the coupling guide is connected by magnetic force. The magnet protrusion 120 passes through the protrusion coupling portion 220 along 240 and is attached to the lower magnet attachment portion 230.

As shown in Figures 2 and 6, since the magnet protrusion 120 is coupled within the protrusion coupling portion 220, the male buckle module 100 is pulled by the protrusion coupling portion 220 no matter what force is pulled from the outside. ) is not separated.

Meanwhile, when attempting to separate the male buckle module 100 from the female buckle module 200, the user places his thumb on the magnetic attachment portion 230 as shown in FIG. 7 and places his finger (e.g. index finger) on his face and the female buckle. Put it between the modules 200 and place your finger on the magnet attachment part 230.

As shown in Figure 8, after placing the thumb on the head part 110 of the male buckle module 100, press the magnetic attachment part 230 with the index finger and push it up, and then lift the head part 110 with the thumb. When pushed in the horizontal direction, as shown in FIG. 9, the magnet protrusion 120 moves toward the upper part of the protrusion coupling portion 220 by the magnet attachment portion 230, and is affected by the force applied by the user's thumb. As they are pushed and separated from the magnet attachment portion 230, the magnetic force applied between them weakens, and the male buckle module 100 is pushed and separated along the coupling guide portion 240.

Here, a groove 140 is formed on the upper surface of the head 110, so that the head 110 can be pushed out without slipping when the head 110 is pushed with the thumb.

Here, the upper end of the protrusion engaging portion 220 is composed of a curved portion 210, and the lower edge of the magnet protruding portion 120 is also composed of a curved portion, so that the magnet protruding portion 120 is easily pushed away from the protruding portion 220. It is easy to break away as you go up.

In this way, the present invention allows the user to fasten the buckle with one hand according to magnetic force, and the male buckle is coupled to the inside of the female buckle so that the coupling is firmly maintained. When the buckle is separated, the male buckle can be held with the user's fingers. It is a simple structure that allows the male buckle to be separated from the female buckle by slightly pushing up and pushing in the horizontal direction. It not only allows the buckle to be fastened and separated, but also maintains the fastened state of the buckle, increasing convenience and stability. Magnetic buckles for bicycle helmets can be provided.

In addition, although preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the specific embodiments described above, and the technical field to which the invention pertains without departing from the gist of the present invention as claimed in the claims. Of course, various modifications can be made by those skilled in the art, and these modifications should not be understood individually from the technical idea or perspective of the present invention.

100: male buckle module 200: female buckle module
110: head 120: magnet protrusion
130: guide part 140: groove part
150: Chin strap fixing part 210: Main body
220: Protrusion coupling part 230: Magnet attachment part
240: coupling guide 250: elastic member
260: cover part 270: chin strap fixing part

Claims (3)

In the helmet buckle for fixing the chin strap of the helmet,
A male buckle module 100 coupled to the female buckle module 100 at the lower center of the head portion 110 and including a magnet protrusion 120 on which a magnet is disposed,
At the center of the main body 210, a protrusion engaging portion 220 is provided so that the magnet protrusion 120 is coupled to the magnet attachment portion 230, and the magnet protrusion 120 is moved according to magnetic force and externally applied by the user's force. A coupling guide part 240 made of an inclined surface toward the protrusion coupling part 220 is coupled to the main body 210 with an elastic member 250 and is located at the lower part of the protrusion coupling part 220 to guide the magnetic protrusion. It is attached to 120 and includes a magnet attachment portion 230 fixed to the main body 210 by an elastic member 250 to move upward and return by a force applied from the outside,
By magnetic force, the magnet protrusion 120 is attached to the magnet attachment part 230 through the protrusion coupling part 220 along the coupling guide 240, and the male buckle module 100 and the female buckle module 200 are fastened. , the magnet attachment portion 230 moves by the user's force, moves the magnet protrusion 120 upward, and the protrusion coupling portion 220 is separated and coupled by the user's force applied horizontally to the head portion 110. A magnetic buckle for a helmet, characterized in that the male buckle module 100 is separated from the female buckle module 200 along the guide portion 240. The method of claim 1, wherein the female buckle module 200 has a through hole 261 for exposing the magnet attachment portion 230 to the outside and is used to casing the elastic member 250 and the magnet attachment portion 230. A magnetic buckle for a helmet, characterized in that it further includes a cover portion (260). The magnetic buckle for a helmet according to claim 1, wherein an anti-slip means is formed on the upper surface of the head portion (110) to allow the user's force to easily act on the head portion (110) by contacting the user's fingers.

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