KR20220170155A - Helmet with ventilation duct - Google Patents

Abstract

Disclosed is a helmet with a ventilation function. According to one aspect of the present invention, provided is helmet which comprises: a shell including a plurality of first ventilation ducts; a liner including a plurality of second ventilation ducts corresponding to the plurality of first ventilation ducts, and disposed along an inner surface of the shell; and an inner skin disposed along an inner surface of the liner, and including a plurality of protrusions and a plurality of third ventilation ducts corresponding to the plurality of second ventilation ducts, wherein each of the third ventilation ducts is formed on each of the protrusions. An objective of the present invention is to provide a helmet with a ventilation function to increase user convenience by lowering the temperature and humidity of the head of a user even when the helmet is not removed through ventilation.

Description

Helmet with ventilation function {Helmet with ventilation duct}

Embodiments of the present invention relate to a helmet having a ventilation function, and in detail, to a helmet capable of maintaining a ventilation function even when the position of an endothelium is adjusted.

The information described in this section simply provides background information on the present invention and does not constitute prior art.

In general, a helmet is a device worn by a person using a bicycle or motorcycle to mitigate an impact applied to the head in the event of an accident.

On the other hand, as a means of transportation or means of transportation, the proportion of vehicles is decreasing, and the proportion of personal mobility devices (Personal Mobility Vehicles) is gradually increasing. Here, the personal mobility device is a moving vehicle for 1 or 2 people, and includes micro mobility, electric bicycle, electric kickboard, electric scooter, electric wheelchair, electric bike, Segway, 2-Wheel Drive, and smart car. Car), 1-2 seater shuttle, personal transportation, personal flight, smart mobility, shared mobility, First Mile, Last Mile, PBV (Purpose Built Vehicle), PAV (Personal Air Vehicle) , means of transportation including small electric vehicles, etc.

As the demand for personal mobility devices increases along with conventional bicycles and motorcycles, the need for helmets, which are safety equipment for users, also emerges.

The helmet includes a shock absorbing member for absorbing shock, and the shock absorbing member prevents air, heat, or moisture from entering or exiting the helmet. If heat and moisture inside the helmet are not discharged to the outside, the user feels uncomfortable and the fit is reduced even though the head is protected through the helmet.

Therefore, in order to provide ventilation to the helmet, research on a helmet having a ventilation function is required.

Embodiments of the present invention are mainly to provide a helmet having a ventilation function to increase user convenience by inhaling outside air and circulating it inside the helmet to lower the temperature and humidity of the user's head through ventilation even when the helmet is not taken off. There is a purpose.

Another object of the present invention is to provide a helmet for improving the degree of ventilation in the helmet by forming ventilation holes in the helmet and forming the inner skin in a concave-convex structure.

Another embodiment of the present invention is to provide a helmet for preventing loss of ventilation function due to mismatch of ventilation holes of the helmet when the position of the inner skin of the helmet is moved when a user wears a helmet having a ventilation function. has a purpose

According to one aspect of the present invention, the shell including a plurality of first ventilation holes; a liner including a plurality of second vents corresponding to the plurality of first vents and disposed along an inner surface of the shell; And an endothelium disposed along the inner surface of the liner, comprising a plurality of protrusions and a plurality of third vents corresponding to the plurality of second vents, wherein each third vent is formed on each protrusion. A helmet characterized by the present invention is provided.

As described above, according to one embodiment of the present invention, outside air is sucked in and circulated inside the helmet to lower the temperature and humidity of the user's head through ventilation even when the helmet is not removed, thereby increasing user convenience.

According to another embodiment of the present invention, the degree of ventilation in the helmet can be improved by forming ventilation holes in the helmet and forming the inner skin in a concave-convex structure.

According to another embodiment of the present invention, when a user wears a helmet having a ventilation function and the position of the inner skin of the helmet is moved, it is possible to prevent loss of the ventilation function due to misalignment of the ventilation holes of the helmet.

1A is a left cross-sectional view of a helmet according to an embodiment of the present invention.
Figure 1b is a bottom view of a helmet according to an embodiment of the present invention.
2a and 2b are left cross-sectional views of a helmet according to an embodiment of the present invention.
2c and 2d are bottom views of a helmet according to an embodiment of the present invention.
3A and 3B are left cross-sectional views of a helmet according to an embodiment of the present invention.
3C is a bottom view of a helmet according to an embodiment of the present invention.
4 is a left cross-sectional view of a helmet according to an embodiment of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to components of each drawing, it should be noted that the same components have the same numerals as much as possible even if they are displayed on different drawings. In addition, in describing the present invention, if it is determined that a detailed description of a related known configuration or function may obscure the gist of the present invention, the detailed description will be omitted.

Also, terms such as first, second, A, B, (a), and (b) may be used in describing the components of the present invention. These terms are only used to distinguish the component from other components, and the nature, order, or order of the corresponding component is not limited by the term. Throughout the specification, when a part 'includes' or 'includes' a certain component, it means that it may further include other components without excluding other components unless otherwise stated. . In addition, terms such as '~unit' and 'module' described in the specification refer to a unit that processes at least one function or operation, and may be implemented by hardware, software, or a combination of hardware and software.

Throughout the specification, when a member is said to be located “at” another member, this includes not only a case where a member is in contact with another member, but also a case where another member exists between the two members.

Hereinafter, the helmet may be applied to a personal mobility vehicle (Personal Mobility Vehicle). Here, the personal mobility device is a vehicle for 1 or 2 people, and includes micro mobility, electric bicycle, electric kickboard, electric scooter, electric wheelchair, electric bike, Segway, 2-Wheel Drive, and smart car. ), 1-2 seater shuttle, personal transportation, personal flight, smart mobility, shared mobility, First Mile, Last Mile, PBV (Purpose Built Vehicle), PAV (Personal Air Vehicle), It means a means of transportation including a small electric vehicle and the like.

1A is a left cross-sectional view of a helmet according to an embodiment of the present invention.

Referring to FIG. 1A , a helmet 10, a shell 100, a liner 110, an inner skin 120, a plurality of protrusions 130, a plurality of first vents 140, and a plurality of second vents 142 , the connecting member 150, and the fixing device 160 are shown.

Hereinafter, the vents of the shell 100 and the vents of the liner 110 are integrally referred to as first vents.

The plurality of protrusions 130, the plurality of first vents 140, and the plurality of second vents 142 shown in FIG. 1A may be arranged in various numbers.

The helmet 10 is worn by the user on the head to protect the user's head.

Types of the helmet 10 may be classified into personal mobility helmets, motorcycle helmets, bicycle helmets, board helmets, ski helmets, skate helmets, and safety helmets according to their uses.

The helmet 10 is composed of a shell 100 , a liner 110 and an inner skin 120 .

The shell 100 is a configuration disposed on the outermost side of the helmet and first protects the user's head from external impact.

The shell 100 may be implemented with a physically hard material.

The liner 110 absorbs shock to reduce transmission of external shock to the user's head.

The liner 110 may be implemented as a shock absorbing member to absorb shock.

For example, the liner 110 may be implemented with styrofoam (EPS), which is lightweight, has excellent shock absorption, is easy to mold, and exhibits stable performance regardless of temperature, such as high and low temperatures.

A liner 110 is disposed along the inner surface of the shell 100 .

The shell 100 and the liner 110 according to an embodiment of the present invention include a plurality of first vents 140 for ventilation.

The ventilation holes included in the shell 100 and the ventilation holes included in the liner 110 are configured to communicate with each other to form a ventilation path through which external air moves.

Endothelial 120 is a configuration that directly touches the user's head.

The endothelium 120 distributes the weight of the helmet 10 to improve the user's wearing comfort.

The endothelium 120 may be implemented with a material that is soft and has good elasticity, and may be implemented with a material that has good air permeability.

Endothelial 120 is disposed along the inner surface of liner 110 .

Endothelial 120 includes a plurality of protrusions 130 and a plurality of second vents 142 .

The plurality of protrusions 130 includes a plurality of second ventilation holes 142, and each second ventilation hole is formed on each protrusion.

The plurality of second vents 142 correspond to the plurality of first vents 140 and communicate with each other.

Among the plurality of protrusions 130 , two protrusions adjacent to each other are connected through a connecting member 150 .

The connection member 150 may be implemented with various materials such as strings, strings, straps, and bands.

According to one embodiment of the present invention, the plurality of protrusions 130 may move relative to the liner 110 by adjusting the connecting member 150 .

The plurality of protrusions 130 may have a material different from that of the endothelium 120 . The plurality of protrusions 130 may have a material with relatively superior air permeability than the endothelium 120 .

The material with excellent air permeability may be a mesh material, linen material, or seersucker material, and may be a material with a perforated structure.

The fixing device 160 is configured to couple the endothelium 120 and the liner 110 .

The fixing device 160 may be implemented with various devices such as buttons, clips, and straps.

The helmet 10 may further include a face shield (not shown) or a visor.

The face shield or visor is configured to be rotatable with respect to the helmet 10, protects the user's face in the event of a collision, and secures the user's field of vision.

The face shield or visor is made of a transparent material and may include a film for blocking glare and UV.

The helmet 10 may include a cover (not shown) in each of the plurality of first ventilation holes 140 or the plurality of second ventilation holes 142 .

The cover may be implemented in a form that can be opened and closed to prevent small substances such as rain or snow from penetrating into the inside of the helmet 10 .

For example, the cover may be implemented in the form of an aperture of a camera.

In the helmet 10 according to an embodiment of the present invention, external air is introduced into the helmet 10 through a ventilation path formed by a plurality of first ventilation holes 140 and a plurality of second ventilation holes 142, thereby , air permeability can be improved.

Since the endothelium 120 is formed in a concavo-convex structure by the plurality of protrusions 130, the helmet 10 can provide a comfortable fit for the user and excellent air permeability.

Figure 1b is a bottom view of a helmet according to an embodiment of the present invention.

Referring to FIG. 1B , the plurality of protrusions 130 are shown in a rectangular shape, but the plurality of protrusions 130 may be formed in various shapes such as a circle, a rectangle, and a trapezoid to improve air permeability and comfort.

The plurality of first ventilation holes 140 and the plurality of second ventilation holes 142 may also be formed in various shapes such as circular, rectangular, trapezoidal, etc. to improve air permeability.

The number of the plurality of protrusions 130 , the plurality of first ventilation holes 140 , and the plurality of second ventilation holes 142 may be appropriately selected according to comfort and air permeability.

2a and 2b are left cross-sectional views of a helmet according to an embodiment of the present invention.

Referring to FIGS. 2A and 2B , the helmet 20, the shell 200, the liner 210, the inner shell 220, the plurality of protrusions 230 and 232, the plurality of first vents 240, the fixed vents ( 242), a plurality of second vents 244, a connecting member 250, and a fixing device 260 are shown.

According to one embodiment of the present invention, the plurality of protrusions 230 and 232 are movable with respect to at least one fixed protrusion 230 and at least one fixed protrusion 230 with respect to the liner 210 . It includes a plurality of variable protrusions 232 configured.

The position of the fixing protrusion 230 may be fixed with respect to the liner 210 as the endothelium 220 is coupled to the liner 210 by the fixing device 260 .

Among the plurality of protrusions 230 and 232 , two protrusions adjacent to each other are connected through a connecting member 250 .

The positions of the plurality of variable protrusions 232 may move as the user wears the helmet 10 .

Meanwhile, the plurality of variable protrusions 232 may be movable with respect to the fixed protrusion 230 by the connecting member 250 .

In other words, the plurality of variable protrusions 232 may move by adjusting the connecting member 250 .

Referring to FIG. 2B , as the user wears the helmet 10 , the plurality of variable protrusions 232 may be movable in position.

Otherwise, the plurality of variable protrusions 232 may be moved in the direction of the fixed protrusion 230 by pulling or tightening the connecting member 250 located on the fixed protrusion 230 .

At this time, according to an embodiment of the present invention, the plurality of second ventilation holes 244 formed on the plurality of variable protrusions 232 may be configured to have a larger diameter than the diameter of the plurality of first ventilation holes 240 .

That is, each second ventilation hole may be configured to have a larger diameter than the diameter of each first ventilation hole.

The plurality of second vents 244 prevent the ventilation passage formed by the plurality of first vents 240 and the plurality of second vents 244 from being partially blocked as the plurality of variable protrusions 232 move. , The helmet 20 can provide excellent breathability to the user.

Each of the plurality of second ventilation holes 244 may have a shape in which a diameter gradually increases in an inward direction of the helmet 10 .

Meanwhile, since the position of the fixed protrusion 230 is fixed with respect to the liner 210 , the fixed ventilation hole 242 may have the same diameter as the plurality of first ventilation holes 240 .

Otherwise, the fixed vent 242 may have the same diameter as the plurality of second vents 244 or may have a larger diameter than the plurality of first vents 240 .

2c and 2d are bottom views of a helmet according to an embodiment of the present invention.

The plurality of second vents 244 according to an embodiment of the present invention may be configured in a cross shape or may have a shape in which two rectangles are orthogonal to each other.

At this time, the cross shape or the orthogonal shape of two rectangles should be able to include a plurality of first vents 240 .

That is, the ventilation path formed by the plurality of first ventilation holes 240 and the plurality of second ventilation holes 244 may be configured such that no part is blocked.

Referring to FIG. 2C , a plurality of second ventilation holes 244 having a larger diameter than the diameter of the plurality of first ventilation holes 240 are shown.

Referring to FIG. 2D , a plurality of second vents 274 and a plurality of first vents 270 having a cross shape or a shape in which two rectangles cross each other are shown.

Referring to FIGS. 2C and 2D , even if the positions of the plurality of variable protrusions 232 are moved according to the user's wearing of the helmet or the adjustment of the connection member 250, the helmet 20 is provided with a plurality of second vents 244. Due to the shape, it is possible to prevent the ventilation path formed by the plurality of first ventilation holes 240 and the plurality of second ventilation holes 244 from being blocked.

Meanwhile, the fixed ventilation hole 242 may have the same diameter as the plurality of first ventilation holes 240, may have a cross shape, or may have a shape in which two rectangles are perpendicular to each other.

3a and 3b are left cross-sectional views of a helmet according to an embodiment of the present invention.

3A and 3B , the helmet 30, the shell 300, the liner 310, the inner skin 320, the plurality of protrusions 330 and 332, the plurality of first vents 340, the fixed vents ( 342), a plurality of second vents 344, a connecting member 350, and a fixing device 360 are shown.

According to one embodiment of the present invention, the plurality of protrusions 330 and 332 are movable with respect to at least one fixed protrusion 330 and at least one fixed protrusion 330 with respect to the liner 310 . It includes a plurality of variable protrusions 332 configured.

The plurality of second ventilation holes 344 are formed on the plurality of variable protrusions 332 .

According to one embodiment of the present invention, each of the plurality of second vents 344 may include a plurality of unit vents.

That is, a plurality of unit ventilation holes may be formed in each variable protrusion.

According to an embodiment of the present invention, when one variable protrusion moves with respect to the fixed protrusion 330, at least one unit ventilation hole among a plurality of unit ventilation holes may communicate with the first ventilation hole.

Specifically, when one variable protrusion moves with respect to the fixed protrusion 330, at least one unit ventilation hole among a plurality of unit ventilation holes formed in the variable protrusion may be configured to communicate with a first ventilation hole corresponding to the variable protrusion.

In particular, when the variable protrusion moves step by step, at least one unit ventilation hole may communicate with a first ventilation hole corresponding to the variable protrusion.

Referring to FIG. 3A , each first vent 340 is configured to communicate with a central unit vent among a plurality of unit vents.

Referring to FIG. 3B , when the plurality of variable protrusions 332 move relative to the fixed protrusion 330, each first ventilation hole 340 communicates with a unit ventilation hole located at a non-middle of the plurality of unit ventilation holes.

Referring to FIG. 3C , even if the positions of the plurality of variable protrusions 332 are moved according to the user's wearing of the helmet or the adjustment of the connection member 350, the helmet 30 is provided with a plurality of plurality of vents formed for each of the plurality of second vents 344. It is possible to prevent a ventilation path formed by the plurality of first ventilation holes 340 and the plurality of second ventilation holes 344 from being blocked due to the unit ventilation hole.

Meanwhile, the fixed ventilation hole 342 may have the same diameter as the plurality of first ventilation holes 340 or may have a plurality of unit ventilation holes.

3C is a bottom view of a helmet according to an embodiment of the present invention.

Each of the plurality of second ventilation holes 344 according to an embodiment of the present invention may have a plurality of unit ventilation holes.

At this time, each unit ventilation hole has a diameter equal to or larger than the diameter of each first ventilation hole 340 .

That is, the ventilation path formed by the plurality of first ventilation holes 240 and the plurality of second ventilation holes 344 may be configured such that no part is blocked.

4 is a left cross-sectional view of a helmet according to an embodiment of the present invention.

Referring to FIG. 4 , a helmet 40, a shell 400, a liner 410, an inner skin 420, a plurality of protrusions 430, a plurality of first vents 440, and a plurality of second vents 442. , the connecting member 450, the fixing device 460, and the position adjusting unit 470 are shown.

According to an embodiment of the present invention, the positions of the plurality of protrusions 430 may be moved by the position adjusting unit 470 .

The position adjusting unit 470 is connected to the connecting member 450 and can adjust the position of the plurality of protrusions 430 by tightening or pulling the connecting member 450 in the direction of the position adjusting unit 470 .

The position adjusting unit 470 may be implemented as a button-type or dial-type tightening device.

As the position adjusting unit 470 adjusts the positions of the plurality of protrusions 430 according to the size or head shape of the user's head, the helmet 40 can provide a comfortable fit to the user.

The above description is merely an example of the technical idea of the present embodiment, and various modifications and variations can be made to those skilled in the art without departing from the essential characteristics of the present embodiment. Therefore, the present embodiments are not intended to limit the technical idea of the present embodiment, but to explain, and the scope of the technical idea of the present embodiment is not limited by these embodiments. The scope of protection of this embodiment should be interpreted according to the claims below, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of rights of this embodiment.

10: helmet 100: shell
110: liner 120: inner skin

Claims (7)

a shell including a plurality of first vents;
a liner including a plurality of second vents corresponding to the plurality of first vents and disposed along an inner surface of the shell; and
An endothelial disposed along the inner surface of the liner, including an endothelium including a plurality of protrusions and a plurality of third vents corresponding to the plurality of second vents,
The helmet according to claim 1 , wherein each third vent is formed on each projection. According to claim 1,
The plurality of first vents and the plurality of second vents are in communication,
The plurality of second vents and the plurality of third vents communicate with each other. According to claim 2,
The plurality of protrusions,
At least one fixed protrusion fixed in position with respect to the liner and a plurality of variable protrusions configured to be movable with respect to the at least one fixed protrusion,
A helmet, characterized in that two protrusions adjacent to each other among the plurality of protrusions are connected through a connecting member. According to claim 3,
Each of the third vents includes a plurality of unit vents,
When the variable protrusion moves with respect to the at least one fixed protrusion, at least one unit vent of the plurality of unit vents is configured to communicate with a second vent corresponding to the variable protrusion. According to claim 2,
The plurality of second vents have a first diameter,
The helmet, characterized in that the plurality of third vents have a second diameter greater than the first diameter. According to claim 2,
The helmet, characterized in that each of the third vent has a shape in which two rectangles are orthogonal. According to claim 2,
The helmet, characterized in that each of the third ventilation holes has a cross shape.

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