CN213487172U - Secondary-unfolding head protection device - Google Patents

Abstract

The utility model discloses a head protector of secondary expansion, including gasbag, cap skin and fixed part, the cap skin parcel the gasbag is the hood form with its restriction, the gasbag edge with cap skin fixed connection, the gasbag outwards extends with the edge of cap skin and forms the brim of a hat, the fixed part includes female portion and sub-portion, female portion connect in on the cap skin at hood top, sub-portion connect in on the cap skin at brim of a hat top, the brim of a hat upwards turns over the book make sub-portion is fixed with the cooperation of female portion, the gasbag is connected with the air inlet, air inlet department is connected with gas generator, gas generator is connected with the response chip. The utility model discloses can open the whole head of parcel in the twinkling of an eye, realize sheltering from forehead, face through the brim of a hat that the secondary was opened, to whole head formation complete protection.

Description

Secondary-unfolding head protection device

Technical Field

The utility model relates to a dress device technical field, concretely relates to head protector that the secondary expandes.

Background

In many instances, helmets must be used because of the high risk. The safety helmet is specially designed for protecting the head of a person, and can protect the head of the person from injury to the maximum extent when the head of the person is impacted. Helmets are hard helmets made of a variety of materials that can withstand not only sudden blows, but also flying debris, particles, or even low voltage shocks or any combination of these three hazards; the safety helmet also serves to protect the head, face and neck when acid, other chemicals or hot liquids are poured from the top of the head. The structure of the safety helmet used in different dangerous places has different requirements, but the structure of the safety helmet is composed of a helmet shell, a buffer layer and an inner lining.

In the prior art, the effect of safety helmet mainly concentrates on protecting the head when receiving the striking, therefore the industry is mainly concentrated on high strength and shock resistance direction to the design direction of safety helmet in the world, generally adopts hard material to the safety helmet cap shell for the safety helmet occupation space is big, does not conveniently carry. In addition, some manufacturers develop a cap connected with clothes, but the cap is generally only used as a pillow and has no protection function, so that the cap cannot be effectively protected when a user falls down suddenly, does not shield the sight, only covers the top of the head, two sides and the back of the head, and has insufficient protection degree on the forehead of the face.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a head protector that secondary expandes, the appearance is pleasing to the eye, is convenient for wear with oneself, can open in the twinkling of an eye, shelters from head and face, forms abundant protection to the human body.

In order to solve the technical problem, the utility model provides a head protector that expandes to open, including gasbag, cap skin and fixed part, the cap skin parcel the gasbag is and is restricted it to the hood form, the gasbag edge with cap skin fixed connection, the gasbag outwards extends with the edge of cap skin and forms the brim of a hat, the fixed part includes female portion and sub-portion, female portion connect in on the cap skin at hood top, sub-portion connect in on the cap skin at brim of a hat top, the brim of a hat upwards turns over the book make sub-portion is fixed with the cooperation of female portion, the gasbag is connected with the air inlet, air inlet department is connected with gas generator, gas generator is connected with the response chip.

Furthermore, the fixed part is the snap, the female part of the snap includes panel and female button, panel and female button centre gripping the cap leather at hood top, the sub-part of the snap includes son and foot, son detain and foot centre gripping the cap leather at brim of a hat top.

Furthermore, a connecting piece connected with the coat is arranged at the lower part of the cap leather.

Furthermore, the connecting piece is a zipper, a magic tape, a button or a snap button.

Further, the air bag comprises an inner container and an outer layer, the inner container is arranged in the outer layer and is made of an elastic film material, the outer layer is made of a fabric material, and the expansion size of the outer layer is smaller than that of the inner container.

Furthermore, the air bag is an encircling air bag, the encircling air bag comprises a main air channel and claw-shaped air bag columns extending to two sides of the main air channel, and the claw-shaped air bag columns are symmetrically arranged along the central axis of the main air channel.

Furthermore, two flow guide lines are arranged in the encircling type air bag and divide the main air passage into three air inlet passages.

Furthermore, the two flow guide lines are arranged in a splayed shape, so that the air inlet channel in the middle is gradually narrowed.

Further, the claw-shaped airbag columns on each side of the main airway include a first airbag column and a second airbag column corresponding to the positions of the skull and the forehead bone, a third airbag column corresponding to the sphenoid bone, and a fourth airbag column corresponding to the mandible bone.

Furthermore, a plurality of beam-closing angles are arranged on the side edges of the first air bag column and the second air bag column.

The utility model discloses a head protector that secondary expandes compares with prior art's beneficial effect is, and the appearance is pleasing to the eye, is convenient for wear with oneself, can open in the twinkling of an eye, wraps up whole head, and the brim of a hat of opening through the secondary realizes sheltering from forehead, face, forms complete protection to whole head.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a side view of the working structure of the present invention;

fig. 4 is a schematic view of the structure of the air bag of the present invention.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 and 2, a schematic view of an embodiment of a secondary deployment head restraint of the present invention is shown. The protection device 100 of the present invention includes an airbag 10, a cap skin 20, and a fixing portion 30. The cap skin 20 limits the airbag 10 to be in a cap shape and is placed on the shoulder, the protection device is gradually spread and stands upwards along with the expansion of the airbag 10, so that the head is covered from the back of the brain, and the protection device completely covers the head along with the continuous expansion of the airbag 10, so that the head is protected. For the brim of a hat 22 part of preventing protector is too protruding for thereby protector 22 part is blockked by the hindbrain and can't stand and wrap up the head when standing, the utility model discloses upwards turn up the brim of a hat 22 part and utilize fixed part 30 fixed with brim of a hat 22 part and protector top, thereby the brim of a hat 22 part can not expand immediately when just beginning to aerify, along with protector cover the head, in the gasbag 10 in the gaseous entering brim of a hat 22, the brim of a hat 22 expands to the direction of keeping away from the protector top, along with constantly aerifing, brim of a hat 22 struggles away from fixed part 30, outwards opens, shelters from forehead, face, forms complete protection to whole head.

Specifically, the cap skin 20 wraps the airbag 10 and limits the airbag to be in a hood 21 shape, and the edge of the airbag 10 is fixedly connected with the cap skin 20. The arrangement of the cap skin 20 limits the shape of the inflated air bag 10 on the one hand, and reduces the processing technology of the air bag 10; on the other hand, the air bag 10 can be protected, when a human body falls down, the hat skin 20 is firstly contacted with the ground, and because friction exists at the moment, the hat skin 20 is also damaged, so that the air bag 10 in the air bag is protected; simultaneously, the cap skin 20 is conveniently designed to match colors with the coat, thereby increasing the utility model discloses the aesthetic measure of protector is suitable for daily wearing, and can not be as obtrusive as the protective equipment among the prior art. In order to form complete protection for the face, the air bag 10 and the edge of the cap skin 20 extend outwards to form a brim 22. Referring to fig. 3, the visor 22 can shield the forehead and face of a person, the air bag 10 in the visor 22 and the air bag 10 in the protector are integrally communicated, and the visor 22 is inflated with the air bag 10. Because the brim 22 extends outwards, thereby can't open fast by the hindbrain stop very easily, consequently the utility model discloses be provided with fixed part 30. The fixing portion 30 includes a female portion 31 and a sub-portion 32, the female portion 31 is connected to the visor 20 at the top of the hood 21, the sub-portion 32 is connected to the visor 20 at the top of the visor 22, and the visor 22 is folded upwards so that the sub-portion 32 is fixed to the female portion 31 in a matching manner. Because the brim 22 is turned over, gas entering the protective device cannot enter the brim 22 at the first time, even if a small amount of gas enters the brim 22, the brim 22 cannot be separated from the top of the hood 21 and still is in a turned state under the fixation of the fixing part 30, the gas smoothly enters the hood 21 part at the moment, the hood 21 part is propped up to cover the head, the gas entering the brim 22 is increased along with the increase of the air inflow, the brim 22 is propped outwards, the fastening force of the female part 31 and the sub-part 32 is overcome by the force generated by expansion, the fixing part 30 is opened, the brim 22 extends forwards along the natural expansion direction of the air bag 10 and the face direction, and the whole head is protected. For making protector can in time open when the people is about to fall down, form the protection to the head, gasbag 10 is connected with air inlet 11, air inlet 11 department is connected with gas generator, gas generator is connected with the response chip. When the response chip detects the human body and is about to fall down, the response chip starts gas generator, and gas generator fills the gas body in to gasbag 10 fast to before falling down, the human body formation protection prevents to fall down the injury that causes the human body. The air inlet 11 in this embodiment is disposed at one side of the lower portion of the air bag 20, and in other embodiments of the present invention, the air inlet 11 may be disposed at a position selected according to actual needs.

In the first embodiment of the present invention, the fixing portion 30 is a snap fastener, the female portion 31 of the snap fastener includes a panel and a female fastener, the panel and the female fastener clamp the cap skin 20 at the top of the hood 21, the sub-portion 32 of the snap fastener includes a sub-fastener and a foot, the sub-fastener and the foot clamp the cap skin 20 at the top of the brim 22. The female part 31 and the sub-part 32 of the snap fastener are respectively connected with the cap leather 20 only, so that the inflation of the air bag 10 is not influenced, the air bag 10 can expand and break open the snap fastener, and the opening of the cap peak 22 is realized. In other embodiments of the present invention, the fixing portion 30 may be a suture button, the female portion 31 of the suture button is sewn to the cap skin 20 on the top of the hood 21, and the sub-portion 32 of the suture button is sewn to the cap skin 20 on the top of the visor 22. The female portion 31 and the sub-portion 32 are convenient to buckle, and the airbag 10 can expand the female portion 31 and the sub-portion 32 to ensure that the visor 22 is partially opened. In other embodiments of the present invention, the fixing portion 30 can also be other snap fasteners similar to the snap fastener and the opening fastener.

In order to connect the protection device of the utility model with the coat conveniently, the lower part of the cap skin 20 is provided with a connecting piece 23 connected with the coat. Specifically, the connecting member 23 is a zipper, a hook and loop fastener, a button or a snap fastener.

For further improving the utility model discloses an anti friction and anti collision strength of gasbag 10 to the external world, in this embodiment, gasbag 10 includes inner bag 12 and outer 13, inner bag 12 sets up in outer 13, inner bag 12 is made by elastomer film material, outer 13 is made by fabric material, outer 13's inflation size is less than inner bag 12's inflation size. The inner container 12 is good in sealing performance and used for inflation, can bear certain air pressure, is large in structural strength of the outer layer 13, can bear friction with the outside and internal strong pressure, protects the inner container 12, and therefore effectively improves anti-friction and anti-collision strength to the outside. And the inner bag 12 is because the elasticity of self is aerifyd the back inflation, and the inflation size of outer 13 is less than the inflation size of inner bag 12, therefore inner bag 12 can prop up outer 13, and when inner bag 12 aerifys the inflation and expands and reach the limit of outer 13, because the restriction inner bag 12 of outer 13 can't continue the inflation for inner bag 12 can not the excessive inflation, and because the parcel of outer 13 guarantees that each part inflation degree of inner bag 12 is even, the swell phenomenon can not appear. At this moment, the outer layer 13 is attached to the inner container 12, the outer layer 13 becomes hard due to uniform compression, support is provided for the inner container 12, and when the protective airbag 10 is compressed, the inner container 12 and the outer layer 13 bear pressure jointly, so that sufficient buffering is guaranteed to be provided, and the head is protected.

Referring to fig. 3, the airbag 10 of the present invention is an encircling airbag, so that it can be formed into a shape of wrapping the head forward from the hindbrain. The encircling type air bag comprises a main air channel 14 and claw-shaped air bag columns 15 extending towards two sides of the main air channel 14, wherein the claw-shaped air bag columns 15 are symmetrically arranged along the central axis of the main air channel 14. Furthermore, the diameters of the air bags 10 in the claw-shaped air bag columns 15 are different, so that the bending positions and the bending angles of the air bags 10 are different when the head is wrapped, and the purpose that the head is wrapped by the air bags 10 after being inflated is achieved better. When the gas generator generates gas, the gas enters the air bag 10 from the main air passage 14, the gas rapidly flows into the claw-shaped air bag columns 15 on the two sides, the claw-shaped air bag columns 15 are inflated to wrap the head of a human body under the limitation of the cap skin 20, meanwhile, the cap brim 22 is turned over to protect the head of the human body from all directions of the back, the upper part, the front and the two sides, the claw-shaped air bag columns 15 wrap the head like claws, and the protection area is large and comprehensive. Because the post of gasbag 10 is straight column shape after aerifing, in this embodiment, for making the gasbag 10 post can form the arc structure in order to wrap up the head, first gasbag post 151 and second gasbag post 152 side are provided with a plurality of angle of restrainting, guarantee that the gasbag 10 post can form the shape of laminating head.

Further, two flow guide lines 16 are arranged in the encircling type air bag, and the main air passage 14 is divided into three air inlet passages 17 by the flow guide lines 16. On one hand, the main air passage 14 is divided into a plurality of parts by the diversion line 16, so that the head of the air bag 10 cannot be wrapped by the column of the air bag 10 due to excessive bulging of the main air passage 14, and on the other hand, the air inflow of the air bag 10 is reduced, so that the inflating speed of the air bag 10 is higher. And the arrangement of the diversion line 16 also provides a connecting position for the air bag 10 and the cap skin 20, so that the connection between the air bag 10 and the cap skin 20 is more stable, and the shape of the hood 21 is maintained. In this embodiment, the two flow guiding lines 16 are arranged in a shape of a Chinese character 'ba', so that the air inlet channel 17 in the middle is gradually narrowed. Therefore, the gas flows in from the main air passage 14, passes through the splayed flow guide line 16, and then gradually narrows, increases the pressure and increases the speed under the condition that the gas pressure is not changed, so that the gas continuously flows forwards after being pressurized and accelerated by the splayed flow guide line 16, and the rapid expansion of the tail end air passage is facilitated.

In order to provide complete protection of the head without squeezing the head, in this embodiment, the claw airbag columns 15 on each side of the main airway 14 include a first airbag column 151 and a second airbag column 152 corresponding to the position of the skull and the forehead, a third airbag column 153 corresponding to the sphenoids, and a fourth airbag column 154 corresponding to the mandible. The first, second and third air bag columns 153 form the omnibearing protection to the upper skull, the fourth air bag column 154 forms the protection to the lower jaw bone, because the third air bag column 153 and the fourth air bag column 154 are expanded and then protrude outwards, the position of the ear is left between the third air bag column 153 and the fourth air bag column 154, so that the ear is not extruded, and the expanded third air bag column 153 and the expanded fourth air bag column 154 can ensure that the position of the ear does not contact the ground, and also form the protection to the position of the ear.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims (10)

1. Head protector of secondary expansion, its characterized in that, including gasbag, cap skin and fixed part, the cap skin parcel the gasbag is the hood form with its restriction, the gasbag edge with cap skin fixed connection, the outside extension in edge of gasbag and cap skin forms the brim of a hat, the fixed part includes female portion and sub-portion, female portion connect in on the cap skin at hood top, sub-portion connect in on the cap skin at brim of a hat top, the brim of a hat upwards turns over and turns over the messenger sub-portion is fixed with the cooperation of female portion, the gasbag is connected with the air inlet, air inlet department is connected with gas generator, gas generator is connected with the response chip.

2. The secondary deployment head restraint of claim 1, wherein the securing portion is a snap, the female portion of the snap including a panel and a female snap, the panel and female snap gripping the cap skin of the hood top, the secondary portion of the snap including a secondary snap and a foot, the secondary snap and foot gripping the cap skin of the visor top.

3. The secondary deployment head restraint of claim 1 wherein the lower portion of the cap skin is provided with a connector for attachment to a coat.

4. The secondary deployment head restraint of claim 3, wherein the connector is a zipper, velcro, button or snap.

5. The secondary deployment head restraint of claim 1, wherein the airbag includes an inner bladder and an outer layer, the inner bladder disposed within the outer layer, the inner bladder being formed of an elastomeric film material, the outer layer being formed of a fabric material, the outer layer having an inflated size less than the inflated size of the inner bladder.

6. The secondary deployment head restraint of claim 1 wherein the airbag is an encircling airbag comprising a primary air path, claw airbag columns extending to either side of the primary air path, the claw airbag columns being symmetrically disposed along a central axis of the primary air path.

7. A secondary deployment head restraint according to claim 6 wherein two flow-directing lines are provided within the encircling air bag, the flow-directing lines dividing the primary air path into three air-intake passages.

8. A double deployment head restraint according to claim 7, wherein the two flow-directing lines are arranged in a "dogbone" configuration to gradually narrow the central air-intake passage.

9. The secondary deployment head restraint of claim 6 wherein the claw airbag posts on each side of the primary airway include first and second airbag posts corresponding to cranial to frontal locations, a third airbag post corresponding to sphenoid, and a fourth airbag post corresponding to mandible.

10. The secondary deployment head restraint of claim 9 wherein the first and second airbag columns are flanked by a plurality of pinch corners.

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