CN207979086U - The helmet - Google Patents

Abstract

The utility model discloses a kind of helmets, including：Shell, buffer intermediate layer and inner buffer layer, the buffer intermediate layer are arranged between the shell and the inner buffer layer；Wherein, the buffer intermediate layer includes spaced multiple bumper posts.The helmet provided by the utility model can have good damping, energy-absorbing effect, can effectively resist clashing for external force.

Description

The helmet

Technical field

The utility model is related to wearable device technical field more particularly to a kind of helmets.

Background technology

It is well known that the helmet is motorcycle ride it is middle protection head important wearable device, it is widely used in traffic, army The numerous areas such as thing, life.The buffer layer of the helmet is the important feature layer for protecting bicyclist head safety, it can touched Big energy is absorbed when hitting accident, and head is avoided to be wounded.

Traditional helmet buffer structure places one layer of eps foam (polystyrene foam) mainly inside headpiece case Or the materials such as sponge, or retain one layer of air layer directly between helmet shell and head.However, these buffer layers are set Meter can only be used as general protection use, cushion performance is poor, when meet with special circumstances, such as suffered by external force it is larger when, Wu Fayou The head of the protection wearer of effect.

In the patent of 202407261 U of Publication No. CN, a kind of absorbing sweat Shock-absorbing helmet is disclosed, the helmet is in the helmet It is provided with spring between shell ectonexine, there is certain buffering effect.However, in that patent, the heavier-weight of spring increases The weight for having added helmet entirety affects the comfort of wearing to be unfavorable for the lightweight requirements of the helmet.

Utility model content

For problem present in the relevant technologies, the utility model provides a kind of helmet, can have good damping, suction Energy effect, can effectively resist clashing for external force.

What the technical solution of the utility model was realized in：

One side according to the present utility model provides in a kind of helmet, including shell, buffer intermediate layer and buffering Layer, the buffer intermediate layer are arranged between the shell and the inner buffer layer；Wherein, the buffer intermediate layer includes interval One end of the multiple bumper posts being arranged, the bumper post is connected to the shell, and the other end is connected to the inner buffer layer.

According to an embodiment of the present application, it is filled for air between spaced the multiple bumper post.

According to an embodiment of the present application, the middle part of bumper post is less than two ends of bumper post.

According to an embodiment of the present application, the multiple bumper post is formed by elastic material.

According to an embodiment of the present application, the quantity of the multiple bumper post is in 20 to 30 ranges.

According to an embodiment of the present application, the multiple bumper post is uniform cloth between the shell and the inner buffer layer It sets.

According to an embodiment of the present application, each bumper post is the cylinder of non-rotational symmetric shape.

According to an embodiment of the present application, the material of the shell is carbon fiber.

According to an embodiment of the present application, the material of the inner buffer layer is polyurethane.

According to an embodiment of the present application, the helmet is motorcycle helmet.

Suffered external force is dispersed to case surface by shell, is passed out by shell by the helmet provided by the utility model Weakened when pressure is via bumper post, remaining pressure is then absorbed by inner buffer layer, to reduce the helmet and collide The pressure transmission for bearing shell in journey is effectively protected the head safety of wearer to inner helmet.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the structural schematic diagram according to the helmet of the utility model embodiment.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, the every other embodiment that those of ordinary skill in the art are obtained all belongs to In the range of the utility model protection.

As shown in Figure 1, the helmet according to the utility model embodiment includes：In shell 10, buffer intermediate layer 20 and buffering Layer 30, buffer intermediate layer 20 are arranged between shell 10 and inner buffer layer 30；Wherein, buffer intermediate layer 20 includes multiple bumper posts 22.One end of bumper post 22 is connected to shell 10, and the other end is connected to inner buffer layer 30.

Suffered external force is dispersed to 10 surface of shell, is passed out by shell 10 by the helmet provided by the utility model, shell 10 Pressure weakened via when bumper post 22, remaining pressure is then absorbed by inner buffer layer 30, to, reduce the helmet and exist The pressure transmission for bearing shell 10 in collision process is effectively protected the head safety of wearer to inner helmet.

Wherein, each bumper post 22 can be formed by the nonmetallic materials of lightweight.So as to mitigate the quality of the helmet.

Shown in continuing to refer to figure 1, in some embodiments, in some embodiments, spaced multiple bumper posts 22 Between for air fill.Due to being that air is filled between multiple bumper posts 22, the total quality of the further light helmet can be subtracted.

Optionally, multiple bumper posts 22 are equidistantly spaced from.It can also be according to actual demand, to multiple bumper posts 22 Layout carries out layout appropriate.

In some embodiments, the middle part of bumper post 22 is less than two ends of bumper post 22.In such manner, it is possible to so that outer The pressure that shell 10 passes out when bumper post 22 via effectively being weakened.

In some embodiments, each bumper post 22 is the cylinder of non-rotational symmetric shape.

In some embodiments, the quantity of multiple bumper posts 22 is in 20 to 30 ranges.Thereby, it is possible to effective While protecting wearer's head safe, the total quality of the not excessive increase helmet.

In some embodiments, multiple bumper posts 22 are formed by elastic material.Each bumper post 22 can be by arbitrary appropriate Elastic material formed.Elastic material enables to the pressure that shell 10 passes out effectively to be subtracted via when bumper post 22 It is weak.

Preferably, the material of shell 10 is carbon fiber.Carbon fiber skin can mitigate the quality of the helmet, and can be effective By evenly dispersed to the entire case surface of suffered external force.

In some embodiments, the material of inner buffer layer 30 is polyurethane.Existed by the pressure that goes out that carbon fiber skin 10 is transmitted By being weakened when bumper post 22, the inner buffer layer 30 finally formed by polyurethane absorbs remaining pressure, so that wearing It is protected on the head of wearer.

In the embodiment shown in fig. 1, it carbon fiber prepreg can be used to prepare carbon fiber skin 10, use polyurethane foam Buffering foam is prepared, using a kind of high-elastic, light material as bumper post 22, sets buffering bubble to the inner layer of the helmet, carbon fiber Dimension shell 10 is set as the outer layer of the helmet, and bumper post 22 is vertically installed between outer layer carbon fiber and inner foam gap, And be fixed, the quantity of bumper post 22 can be 20-30.

By by drop hammer tester, experiment head mould, drop hammer, the collision energy-absorbing that load cell and data processing system form Verifying attachment tests to the helmet provided by the utility model.Concrete operation method includes：(1) load cell is placed in The helmet provided by the utility model is fixedly mounted on experiment head mould, ensures the helmet by the different location of head mould (head model) Contact with head mould is nature wearing state and stabilization, and the axis that (2) adjustment is dropped hammer is overlapped with the axis of load cell；Adjustment The height dropped hammer is 1000mm.(3) release is dropped hammer, and records the impact force value of different location, estimates shell situation of change.By upper It states operating method and carries out following 3 groups of experiments respectively：

Experiment 1,20 bumper posts 22 are vertically installed between carbon fiber skin 10 and the foam of inner buffer layer 30, are gone forward side by side Row is fixed.

The result of experiment 1：The power that experiment head mould different location is transmitted to when impact is respectively less than 4900N, and shell does not occur Rupture.

Experiment 2,25 bumper posts 22 are vertically installed between carbon fiber skin 10 and the foam of inner buffer layer 30, are gone forward side by side Row is fixed.

The result of experiment 2：The power that experiment head mould different location is transmitted to when impact is respectively less than 4900N, and shell does not occur Rupture.

Experiment 3,30 bumper posts 22 are vertically installed between carbon fiber skin 10 and the foam of inner buffer layer 30, are gone forward side by side Row is fixed.

The result of experiment 3：The power that experiment head mould different location is transmitted to when impact is respectively less than 4900N, and shell does not occur Rupture.

By above 3 groups of test results it is found that the helmet provided by the utility model, effectively reduces the helmet in collision process In be transferred to the power of inner helmet.

In some embodiments, the helmet is motorcycle helmet.The helmet provided by the utility model has good damping, suction Energy effect, can effectively resist clashing for external force, simple in structure, safe and reliable, also can be applicable to other heads shields The products such as tool.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection domain within.

Claims (10)

1. a kind of helmet, which is characterized in that including：Shell, buffer intermediate layer and inner buffer layer, the buffer intermediate layer setting exist Between the shell and the inner buffer layer；Wherein, the buffer intermediate layer includes spaced multiple bumper posts, described slow The one end for rushing column is connected to the shell, and the other end is connected to the inner buffer layer.

2. the helmet according to claim 1, which is characterized in that filled out for air between spaced the multiple bumper post It fills.

3. the helmet according to claim 1, which is characterized in that the middle part of bumper post is less than two ends of bumper post.

4. the helmet according to claim 1, which is characterized in that the multiple bumper post is formed by elastic material.

5. the helmet according to claim 1, which is characterized in that model of the quantity of the multiple bumper post at 20 to 30 In enclosing.

6. the helmet according to claim 1, which is characterized in that the multiple bumper post is in the shell and the buffering It is evenly arranged between layer.

7. the helmet according to claim 1, which is characterized in that each bumper post is the cylinder of non-rotational symmetric shape.

8. the helmet according to claim 1, which is characterized in that the material of the shell is carbon fiber.

9. the helmet according to claim 1, which is characterized in that the material of the inner buffer layer is polyurethane.

10. the helmet according to claim 1, which is characterized in that the helmet is motorcycle helmet.