KR102642236B1 - A crash helmet - Google Patents

Abstract

The present invention is worn on the user's head to protect the user's head from external shocks, and can be selectively unfolded and retracted, so that it can be easily stored and carried by unfolding in normal times, and can be adjusted to the user's head when in use. So that it can be deformed and applied as a helmet;
a shell body disposed in the center, and a shell having a plurality of segments each extending in length in an outward direction at equal intervals around the shell body; In a safety helmet including; expansion and contraction means configured to expand or retract the articular segments around the outer shell body; The articular segments have a length extending outward from the shell body, and consist of articulating bodies formed between a plurality of bent portions provided in the longitudinal direction; The stretching means includes binding wires connected to each other so that each of the joints located at the same radius around the outer shell body approaches and moves apart from each other while pulling and releasing both ends to space and approach the outer shell body. Provides a safety helmet characterized in that.

Description

Safety helmet{A crash helmet}

The present invention relates to a safety helmet worn on the user's head to protect the user's head from external impacts.

Specifically, it relates to a safety helmet that can be selectively unfolded and retracted, so that it can be unfolded for easy storage and carrying during normal use, and can be applied as a helmet by retracting and deforming to suit the user's head when in use, thereby improving usability. .

More specifically, it concerns a safety helmet that is structurally simple, lightweight, and can be provided economically through improved productivity.

More specifically, it relates to a safety helmet that can be modified to suit various head shapes and sizes, thereby increasing safety and convenience in use.

In general, helmets are mainly used as a means to protect the user's head in various leisure sports such as inline skating, bicycles, scooters, and horseback riding.

These helmets are designed to prevent accidents by protecting the wearer's head, and are one of the safety devices that protect the head by absorbing and cushioning the impact applied to the wearer's head.

On the other hand, a helmet consists of a hemispherical shell that roughly follows the shape of the human head, a liner that is installed overlapping on the inside of the shell and wraps around the wearer's head, a pad that is attached to the inside of the liner to provide a comfortable fit, and a pad on the inner circumference of the liner. There are custom adjustment means that are installed to adjust or tighten the band around the head, and a chin strap that secures the helmet.

In the construction of such a helmet, the outer shell is manufactured through an appropriate injection process using a hard synthetic resin material with appropriate strength and resistance to impact.

Additionally, the liner forming the shock absorption layer is manufactured using foamed resin or other materials with excellent shock absorption properties.

In Korean Patent Application No. 10-2011-0027114 (name: helmet for leisure sports/2011.03.25.), as known in the gazette, a slide coupling groove is formed on the front and a plurality of ventilation holes are formed along the circumference. Helmet body; Protective glasses inserted into the slide coupling groove and slidably inserted and removed into the helmet body; a slide guide provided in the slide coupling groove to support and guide the protective glasses; and a handle that is detachably coupled to the safety glasses and allows the safety glasses to slide along the slide coupling groove.

And, in Korean Patent Application No. 10-2017-0048965 (name: helmet for leisure sports / 2017.04.17.), as announced in the gazette, an outer shell formed in the shape of a hemisphere according to the shape of the head of the human body and the outer shell A helmet for leisure sports having a main body made of an urban style half-face structure that covers the back of the head and which consists of a liner that is installed overlapping on the inside to surround the wearer's head to absorb and relieve shock, comprising: An upper flow passage in which the surface of the middle part from the front edge of the shell to the rear is formed in a stepped shape lower than that of the surfaces on both sides; a side flow path formed at a certain angle upward from the tip of both edges of the outer shell constituting the main body to the rear, and formed with a lower stepped surface compared to both surfaces; It is formed to protrude at a certain height on both sides of the surface of the main body based on the upper flow path, starting from the lower edge of the main body connected to both front ends of the upper flow path, and following the upper edge of the side flow path to the rear of the upper flow path. a protrusion that extends to the end; A plurality of vent holes are formed at the front, middle, and rear ends of the upper flow path in the longitudinal direction to penetrate the inside and outside of the main body, and are formed in plurality at the same length on the corresponding ends; and a helmet including a plurality of vents formed at regular intervals on the side passage and penetrating the inside and outside of the main body through which external air flowing into the main body is discharged.

On the other hand, conventional helmets such as those described above do not weigh much due to their nature, but are bulky, so they are inconvenient to carry in a typical bag.

In response to this, helmets have been proposed that have elasticity and can be selectively unfolded and retracted, so that they can be unfolded during normal use for easy storage and carrying, and can be applied as a helmet by retracting and deforming to suit the user's head when in use. .

One of them is Korean Patent Application No. 10-2020-0000866 (name: Variable Helmet/2020.01.03.), and as announced in the gazette, it has a hemispherical shape to cover and protect the head. A plurality of unit pads are combined in a plane like a mosaic so that they can be spread out flat like a plate, and the edges at both ends have a serrated shape of a protective pad; Both end fixing means for attaching both ends of the protective pad to each other so that the unit pad has a hemispherical shape; A helmet is described that includes a chin strap installed on the protective pad to support the wearer's chin so that the protective pad can be fixed in a state where it is placed on the head.

In addition, in Korean Patent Application No. 10-2013-0016010 (name: Leisure Helmet/2013.02.14), as known in the gazette, a leisure helmet is manufactured using foamed synthetic rubber so that it bends freely; The leisure helmet includes a connection part in contact with the crown of the head; A front member connected from the connection portion toward the forehead; A back member connected from the connection portion to the back of the head; A left side member and a right side member connected from the connection portion to both sides of the head; Length-adjustable member binding in which one end is fixed to both edges of the front member and the front edges of the corresponding seat member and right side member, and both edges of the back member and the rear edges of the corresponding seat member and right side member are coupled to each other. means and; A helmet is described that is composed of a length-adjustable helmet fastening means that is fixed to the lower ends of the seat member and the right side member and coupled to each other.

Korean Patent Application No. 10-2011-0027114 (2011.03.25.) Korean Patent Application No. 10-2017-0048965 (2017.04.17.) Korean Patent Application No. 10-2020-0000866 (2020.01.03.) Korean Patent Application No. 10-2013-0016010 (2013.02.14.)

However, the conventional helmets described above had a problem in that they were not deformable to suit the various shapes and sizes of the user's head when in use, resulting in poor safety and convenience in use.

In other words, there was a problem in that it could not be customized to the user because it was only deformed into a predetermined shape during stretching and deformation.

In addition, due to its structural complexity, there was an uneconomical problem due to a decrease in productivity.

The present invention was proposed to solve the above-described conventional problems. The purpose of the present invention is to protect the user's head from external shock by being worn on the user's head, and to selectively unfold and retract. The goal is to provide a safety helmet with improved usability by making it possible to unfold it in normal times for easy storage and carrying, and to apply it as a helmet by shrinking and deforming it to fit the user's head when in use.

Another object of the present invention is to be structurally simple, light, and economical through improved productivity, as well as to be customizable for various head shapes and sizes of users, thereby increasing safety and convenience in use. The goal is to provide a safety helmet.

In order to achieve the object of the present invention as described above, the safety helmet according to the present invention includes an outer shell body disposed in the center, and a plurality of bodies extending at equal intervals around the outer shell body and each having a length in the outward direction. A shell having arthroplasts of; In a safety helmet including; expansion and contraction means configured to expand or retract the articular segments around the outer shell body; The articular segments have a length extending outward from the shell body, and consist of articulating bodies formed between a plurality of bent portions provided in the longitudinal direction; The stretching means includes binding wires connected to each other so that each of the joints located at the same radius around the outer shell body approaches and moves apart from each other while pulling and releasing both ends to space and approach the outer shell body. It is characterized by

The safety helmet according to the present invention made in this way protects from external shocks applied to the user through the outer shell, and at this time, the joint segments of the outer shell unfold and retract through the binding wire of the stretching means that is selectively moved by the user. As it becomes a load, it can be unfolded for easy storage and carrying during normal use, and when used, it can be retracted and deformed to fit the user's head, which has the effect of improving usability.

In addition, because it is structurally simple, it is light and can be provided economically through improved productivity, and as each segment is modified to suit the various shapes and sizes of the user's head, stability and convenience in use are increased. It has an effect.

1 is a schematic perspective illustration showing a safety helmet according to an embodiment of the present invention.
Figure 2 is a schematic side cross-sectional view showing the articular pieces constituting the safety helmet according to this embodiment being retracted into a 'helmet' shape so that it can be worn on the user's head.
Figure 3 is a schematic perspective illustration showing the segmental segments constituting the safety helmet according to this embodiment in an unfolded state.
Figure 4 is a schematic plan view showing an unfolded state of the articular pieces constituting the safety helmet according to this embodiment.
Figures 5 and 6 are schematic side cross-sectional illustrations showing the segment pieces constituting the safety helmet according to this embodiment in an unfolded state.

Hereinafter, with reference to the attached drawings, a safety helmet according to a preferred embodiment of the present invention will be described in detail as follows.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as limited to the embodiments described in detail below. This example is provided to more completely explain the present invention to those with average knowledge in the art. Therefore, the shapes of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that identical members in each drawing may be indicated by the same reference numerals. Detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the gist of the present invention are omitted.

1 to 6 are diagrams showing a safety helmet 1 according to an embodiment of the present invention. The safety helmet 1 according to this embodiment includes an outer shell body 21 disposed in the center, and the A shell (2) having a plurality of segment segments (22) each extending in length in an outward direction at equal intervals around the shell body (21); It includes expansion and contraction means for unfolding or retracting the segments 22 around the shell body 21.

That is, the outer shell 2 is worn on the user's head to protect the user's head from external shock.

At this time, the articular segments 22 of the outer skin 2 are unfolded and retracted through expansion and contraction means selectively operated by the user.

Accordingly, in normal times, the articular pieces 22 of the outer shell 2 are unfolded and transformed into a 'plate' shape, and then can be easily stored and carried.

In addition, when used as a helmet, it is worn on the user's head by shrinking and deforming it to fit the user's head.

Therefore, usability is improved.

In the above, the outer shell 2 may be made of ABS (plastic) or PA6 GF material, and the material selected by the user from among the prior technologies may be appropriately applied.

In the safety helmet 1 according to this embodiment, the joint pieces 22 have a length extending outward from the outer shell body 21 and are between a plurality of bent portions 221 provided in the longitudinal direction. It consists of arthropods 222 formed.

That is, as each of the articulating bodies 222 unfolds or retracts through the bending motion of each of the bent portions 221 and is modified to suit the shape and size of the various heads of users, stability and convenience in use are improved. Not only is it increased, but it is also structurally simple, lightweight, and provides economical benefits through improved productivity.

In the above, the joint members 222 and the bent portions 221 can be molded and manufactured as one piece, and can be appropriately applied according to the user's selection.

In the above, the articular segments 22 extend integrally with each space equally divided radially around the shell body 21, and their width gradually increases in the outward direction, but are retracted and close to each other. When this happens, the overall shape can be formed with a width designed to implement a shape close to a hemisphere.

That is, when each of the articular pieces 22 is simultaneously retracted by the stretching means, the overall shape is implemented to be close to a hemisphere, so that it can be stably worn on the user's head.

Meanwhile, each of the joint pieces 22 may be bendably connected to the shell body 21 through a bending hinge 23; The structure can be made up of a plurality of joint members 222 connected and assembled to be bendable through connection hinges 23, and can be appropriately applied according to the user's selection.

That is, the joint members 222 are each bendably coupled through the connecting hinges 23 to form each joint segment 22, and each joint segment 22 is connected to the outer shell body 21. Can be bent and combined through each of the bending hinges 23 to form the outer shell 2.

In the safety helmet 1 according to the present embodiment configured as described above, the stretching means extends at the same radius around the outer shell body 21 while pulling and releasing the both ends to separate and approach the outer shell 2. It includes a binding wire (3) connected to each of the positioned joint members 222 so as to bring them close to and spaced apart from each other.

That is, the binding wire 3 is stretched to the length by which the user selectively pulls both ends of the binding wire 3 to the outside of the outer shell 2, and each of the joint members 222 is bent at each bend 221. By bending each segment 22 around the center, each segment 22 is bent in an arc shape and comes close to each other, thereby forming an overall hemispherical shape.

At this time, when the binding wire 3 is pulled while wearing the shell 2 on the user's head, each of the joint pieces 22 is bent to form a curved shape that matches the shape of the user's head. This allows it to be worn stably while fitting to the user's head.

In the above, the binding wire 3 may be made of a 'Fabric' material, and the material and structure selected by the user from among conventionally known technologies may be appropriately applied.

In the above, the binding wire 3 is movably bonded through each of the joint members 222 closest to the outer shell body 21 at its central portion, and each of the joints is gradually disposed on the outside toward both ends. The members 222 may be sequentially connected and connected to each other so that they can flow through each other.

That is, the single binding wire 3 is connected to the shell body 21 in each of the incisors 222 constituting each segment 22 that is closest to the shell body 21. In a state in which the joint members 222 are connected and bound to each other, each joint member 222 disposed in the outer direction from the outer shell body 21 is sequentially applied to connect and bind each of the joint members 222 to each other. The pieces 22 can be connected and bound.

Accordingly, the length of the binding wire 3 connecting the joint members 222 is reduced by a length that separates both ends of the single binding wire 3 to the outside of the outer shell 2, thereby reducing the length of each of the binding wires 222. Pressure is applied so that each of the joint segments 222 disposed at the same radius around the outer shell body 21 approaches each other.

Accordingly, the joint members 222 are each bent around the bent portions 221 to form a curved shape that matches the shape of the user's head.

In the safety helmet 1 according to the present embodiment configured as described above, each of the joint members 222 may be provided with binding sleeves 223 through which the binding wire 3 is movably passed and bound. You can.

That is, the binding wire 3 is coupled through the binding sleeves 223 provided on each of the joint members 222, so that when the binding wire 3 is pulled, the binding wire 3 is connected to each of the joint members 222. Bending pressure may be applied.

Meanwhile, the incisor body 222 may be formed with a binding conduit 224 through which the binding wire 3 passes and is assembled; It can be appropriately applied depending on the user's choice.

In the safety helmet 1 according to the present embodiment configured as described above, the inner skin 4 made of 'Fabric' material may be laminated and fixed to the inside of the outer skin 2.

That is, the space between the segments 22 in the outer shell 2 is closed through the inner skin 4 to prevent the user's skin from being caught in the space between the segment segments 22, thereby preventing damage. By preventing this in advance, structural safety can be realized.

In the safety helmet 1 according to the present embodiment configured as described above, on the inside of the inner skin 4, a plurality of elastic pads 5 are stacked and combined to form a comfortable fit by applying elastic force while contacting the user's head. It can be.

That is, the elastic pad 5 provides an elastic force to the user's head from the inside of the inner skin 4 to elastically offset the impact load applied from the outside, and is worn through shape deformation to fit the shape of the head. Sexuality can be increased,

In the above, the elastic pad 5 can be molded into a 'block' shape using 'styroform' or 'PU Form'; The material and shape selected by the user from among conventional technologies may be appropriately applied.

In the above, the elastic pads 5 are arranged to fit each of the joint members 222 constituting the joint piece 22, so that the bending motion of the joint members 222 can be performed stably. as being; It can be appropriately applied depending on the user's choice.

The safety helmet 1 according to the present embodiment configured as described above may be provided with a fixing holder 6 connected to the outer shell 2 and fixed to the user's chin.

That is, the outer shell (2) can be firmly maintained while being stably worn on the user's head through the fixing holder (6).

In the above, the configuration and structure of the fixing holder 6 may be suitably selected by the user among the prior technologies.

Meanwhile, the safety helmet 1 according to this embodiment may include a winding means 7 configured to simultaneously pull and unwind both ends of the binding wire 3 from the outside of the outer shell 2. .

That is, the pulling and unwinding operations for the binding wire 3 can be simultaneously implemented through the winding means 7, thereby increasing the stability of the operation of the stretching means.

In the above, the winding means (7) may be composed of a 'dial lock structure' that unlocks both sides of the binding wire (3); The configuration and structure of the winding means 7 may be suitably selected by the user from among conventional technologies.

One embodiment of the present invention described above is merely illustrative, and those skilled in the art will be able to appreciate that various modifications and other equivalent embodiments are possible. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the detailed description above. Therefore, the true scope of technical protection of the present invention should be determined by the technical spirit of the attached patent claims. In addition, the present invention should be understood to include all modifications, equivalents and substitutes within the spirit and scope of the present invention as defined by the appended claims.

1: Safety helmet
2: Shell 21: Shell body
22: joint piece 221: bent portion
222: articular body 223: binding sleeve
224: binding pipe 23: bending hinge
3: Binding wire 4: Endothelium
5: Elastic pad 6: Fixed holder
7: Winding means

Claims (1)

An articulating body ( A shell (2) having a plurality of segments (22) formed by 222); While pulling and releasing both ends to separate and approach the shell 2 so as to unfold or retract the segments 22 around the shell body 21, the segments 22 are stretched at the same radius around the shell body 21. In the safety helmet (1) including; stretching means provided with a binding wire (3) connected to each of the positioned articulating members (222) to bring them closer to and farther apart from each other;
In the arthroscopic bodies 222,
Binding sleeves 223 through which the binding wire 3 is movably passed are provided, respectively;
In the articular body 222,
As the binding wire 3 penetrates, binding conduits 224 are formed, each of which is assembled;
Inside the outer shell (2),
The inner skin (4) made of 'Fabric' material is laminated and fixed;
Inside the endothelium (4),
A plurality of elastic pads (5) are stacked and combined to form a comfortable fit by applying elastic force while contacting the user's head;
The elastic pads (5) are,
A safety helmet, characterized in that it is arranged while being fitted to each of the articulation members 222 constituting the articular piece 22.

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