JP3337064B2 - Helmet interior structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to the interior structure of the helmet, the décor structure of the helmet for securing the different structure of the interior member inside the shell, especially interior pad.

[0002]

BACKGROUND ART Generally helmet fitted with a shock absorbing liner made of Styrofoam on an inner surface of the shell, but wearing the interior pad made of more sponge inside the shock absorbing liner, and an interior pad In some cases, an interior member having a different configuration is attached to the inside of the shock absorbing liner. For example, approximately ear easily remove the ear pad that covers as washing and a possible separately formed disconnect the ear pad partially from interior pad, the ear pad of the wearer
Configuration the helmet to attach to the inside of the impact absorbing liner is disclosed in such KOKOKU 4-61082 discloses with interior pad of de.

[0003] By the way, ear package, which separated from the interior pad
When mounting the de inside the shell, for example, with mounting ear pad <br/> cushion material to the mounting plate, the base substrate attached to the inner surface of the impact absorbing liner, and the base substrate and the mounting plate for example Removable male and female hooks are used to removably connect. However, this way, the ear pad of male mounting plate to the base substrate was fixed to the inner surface side of the shell, when detachably connected by female hook, when removing the ear pad, the base substrate was fixed to the shell Since a strong tensile force acts, it is necessary to firmly fix the base substrate so that it does not peel off from the shell. For this reason, conventionally, the base substrate attached to the inner surface side of the shell has been fixed together with a rivet for fixing the chin strap of the helmet, and the free end of the base substrate has been integrated with the shell by welding or bonding. Thus, when the base substrate and integrally attached to attachment to the inner surface of the shell, when removing the ear pad,
Although the base substrate can be firmly fixed without peeling from the shell, for example, if the hook attached to the base substrate are no longer able to hook engage attached to the ear pad side deformed, became not to be able to remove the base substrate Would. For this reason, the helmet has to be replaced as a whole, although it can be dealt with by replacing the base board attached to the shell side, which is extremely uneconomical.

An object of the present invention is to solve such a problem, and a helmet interior in which a base substrate for attaching an interior member is firmly fixed and the base substrate can be easily removed from a shell. The purpose is to provide a structure.

[0005]

According to a first aspect of the present invention, there is provided an interior structure of a helmet, wherein a stepped recess is provided which is recessed inward below the shell.
When the fixing plate is fitted into this step recess,
The boss with screw holes is integrated with this fixing plate.
And a through hole corresponding to the boss is formed in the step recess.
And a base substrate on the inner surface of the shell.
And insert a screw into the base board corresponding to the boss.
And screw the screw into the screw hole of the boss.
And fix the base substrate to a fixing plate
In addition, this fixed plate is provided on the mounting plate of the ear pad
And a locking receiving portion which can be disengaged from the locking portion .

[0006] With the above structure, when removing the ear pad,
Even if tensile force acts on the base substrate fixed to the shell,
With the shell sandwiched between the fixed plate and the base substrate
The base board can be firmly fixed to the shell, and the screws
If you remove it, you can easily remove the base board.

According to a second aspect of the present invention, there is provided the helmet interior structure according to the first aspect, wherein the locking portion is provided.
And the hook receiving portion is a hook. Thereby, the ear pad assembled on the inner surface side of the shell can be easily removed from the shell as needed.

According to a third aspect of the present invention , there is provided the helmet interior structure according to the first aspect, wherein:
While providing the hook at almost the center of the board,
Two holes are provided below this hook to pass screws.
is there. With this, it is formed on the base substrate to pass the screws
Because two holes are provided near the hook,
When removing the pad, the base of the ear pad
The substrate does not come off the shell.

A helmet interior structure according to a fourth aspect of the present invention is the helmet interior structure according to any one of the first to third aspects, wherein a lower portion of the shell is provided at a lower end portion of the fixing plate.
Form a bent part that fits with the step recess formed in the molding,
The bent portion and the lower mall are continuous . As a result, the fixing plate located on the outer surface of the shell fits into the stepped recess formed in the shell and the lower molding, so that the appearance thereof is seamlessly connected to the shell and the lower molding.

[0010]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 11 show an embodiment of the present invention. In the drawings, reference numeral 1 denotes a so-called jet-type helmet having a window 1A opened on the front side, and is integrally molded with a synthetic resin such as polypropylene or ABS resin. And a shock absorbing liner 3 made of styrene foam or the like fitted on the inner surface of the shell 2. The front side of the helmet 1 is covered with a shield 4 that can be opened and closed, and a pair of left and right chin straps 6 are provided on both inner surfaces of the shell 2.
Is fixed by a rivet 7 penetrating through. Also,
A lower molding 8 made of hard rubber or the like is fitted into the lower peripheral edge of the shell 2 and the inner surface of the window 1A.

[0011] 10 is a decorated pad to be attached to the inside of the impact absorbing liner 3, a strip of Heddopa' de 11 a top portion abutting the on to the wearer S so as to cover the inner surface ceiling portion of the impact absorbing liner 3 attached Side pad that comes into contact with the head
And the head 12 are integrated. Further, it said shock absorbing liner 3 of another configuration of the interior member serving a pair of left and right ears pad 13, 13 and the interior pad 10 in a position substantially corresponding to the ears of the wearer S on the inside is attached . These ear pad
13 and the interior pad 10 includes a cushion material 15 having excellent flexibility, such as urethane foam respectively, and a fabric 16 with excellent breathability covering the surface of the cushion member 15. Then, the Saidopa' de 12 has been formed annularly as a whole along the lower edge of the shell 2, the curved cut-out portions 17 in a position substantially corresponding to the ear portion of the wearer S is formed, further wherein in the shock absorbing liner 3 to be mounted inside the shell 2 Saidopa' de 12
Notch 17 and the corresponding curved notch 18 that is formed of the ear pad 13, 1 facing to the respective cutout portions 17 and 18
3 is installed. Further, as shown in the exploded perspective view of FIG. 10, the Saidopa' de 12 eaves-shaped flange portion 20 is sewn to the lower edge to crawl to the edge of the shock absorbing liner 3 excluding the cutout 17 of the The insertion collar part
Mounting the interior pads 10 on the inner surface inserted in the shock absorbing liner 3 between the insertion projections 20A shell 2 and the shock absorbing liner 3 is integrally formed in 20.

[0012] The next main configuration of the ear pad 13, 13 Fig. 3
This will be described with reference to FIGS. It should be noted that, the left and right ear pad 13,
13 except that it is formed in a shape to symmetrical configurations are the same, mainly illustrated and described on the right ear pad 13. The cushion 15 of the ear pad 13 is substantially V-shaped outer edge 15A along the inner edge of the window portion 1A of the lower edge and the helmet 1 of the shell 2 to the lower outer end side is formed as shown in FIG. 5 A substantially U-shaped inner edge portion 15B is formed on the inner edge side of the cushion 15. Then, the the opening 24 surrounded by the notch 17 of the inner edge portion 15B of the cushion 15 of the ear pad 13 Saidopa' de 12 ears of the wearer S located, the chin strap through the opening 24 6 Through to the outside. Further, the fabric 16 of the ear pad 13 is sewn to the flat mounting plate 25 made of a resin having flexibility. The outer edge of the mounting plate 25 is formed substantially in a V shape along the outer edge 15A of the cushion 15, but the upper portion of the mounting plate 25 projects from the inner edge 15B of the cushion 15, and the projection 25A An insertion hole 27 for the chin strap 6 is formed.

[0013] 30 wherein the inner surface of the shell 2 ear pad 13
This is a base substrate for mounting the same as the mounting plate 25, and is formed in a flat plate shape made of a flexible resin. As shown in FIG. 7, the base substrate 30 has an insertion hole 31 for passing the chin cord 6 at a position corresponding to the insertion hole 27 formed in the mounting plate 25. And
The base substrate 30 is located below these insertion holes 27 and 31.
A male hook 33 and a female hook 34 serving as a locking portion and a locking receiving portion are fixed to the outer surface of the mounting plate 25 and the inner surface of the mounting plate 25.

Reference numeral 40 denotes a synthetic resin fixing plate for screwing the base substrate 30. The fixing plate 40
It is formed at the same height as the lower molding 8 so as to be continuous with the lower molding 8, and is formed in a gentle curved surface so as to be continuous with the shell 2. Also fixed plate
An L-shaped bent portion 40A that covers the lower molding 8 is integrally formed at the lower end of the lower mold 8. A pair of bosses 42, 42 having screw holes 41 on the inner surface side of the fixing plate 40.
The bosses 42 are connected to each other by cross-shaped reinforcing ribs 43. On the other hand, in the lower part of the outer surface of the shell 2 and the lower molding 8, stepped recesses 44, 45 to be fitted with the fixing plate 40 are formed.
The boss portions 42 are formed with through holes 46 through which the boss portions 42 are passed. The base hook 30 is provided with the female hook.
Holes 47, 47 located at the lower part of 33 and corresponding to the bosses 42, 42
The screws 48 passing through the holes 47 are screwed into the bosses 42 of the fixing plate 40 to fix the fixing plate 40 to the inner surface of the shell 2.

[0015] The above manner and configured interior pad 10 Mounting of the left and right ears pad 13 will be described. First, as shown in FIG. 9, a stepped recess formed in the shell 2 and the lower molding 8 such that the bosses 42, 42 projecting from the inner surface of the fixed plate 40 penetrate through the through hole 46 of the shell 2. The fixing plate 40 is attached to the outer surface of the shell 2 by fitting into the 44 and 45. Thereafter, the base substrate 30 is overlapped on the inner surface side of the shell 2 through the chin strap 6 through the insertion hole 31 formed in the base substrate 30, and the holes 47 and 4 formed in the base substrate 30 are formed.
A screw 48 is passed through 7, and the screw 48 is screwed into a screw hole 41 formed in the bosses 42, 42 of the fixing plate 40, whereby the base substrate 30 is fixed to the inner surface side of the shell 2. At this time, the base substrate 30 can be firmly fixed to the shell 2 with the shell 2 sandwiched between the fixing plate 40 and the base substrate 30. Thereafter, as shown in FIG.
The Heddopa' de 11 de 10 placed along the inner surface ceiling portion of the impact absorbing liner 3, and placed along the Saidopa' de 12 of the interior pad 10 to the lower end peripheral edge of the shell 2. Then, Saidopa' de 12
The insertion flange 20 protruding from the lower edge of the shock absorbing liner 3
Of after laid on the edge, the interior pad 10 inserted to the inner surface of the impact absorbing liner 3 between the shell 2 and the shock absorbing liner 3 an insertion protrusion 20A integrally formed on the plug flange portion 20 Fix it. In this way, the interior package of the shock absorbing liner 3 is
After the de 10 attached to mounting ear pad 13, 13 on the inner surface of the shell 2. In the mounting of the ear pad 13 and 13, FIG. 1
As shown in FIG. 1, the female hook 34 of the mounting plate 25 is fitted into the male hook 33 of the base substrate 30 fixed to the shell 2 through the chin string 6 through the insertion hole 27 of the mounting plate 25. Thus ear pad to a position corresponding to the ear of the wearer S
13,13 are attached.

[0016] In this embodiment as described above, interior pads 10
The base substrate 30 to secure the ear pad 13, 13 of different configurations and is because it is fixed by screws 48 to the fixed plate 40 provided on the outer surface of the shell 2, the male hooks 33 which temporarily attached to the base substrate 30 If mating of the deformation or molding defects and female hook 34 fixed to the mounting plate 25 of the ear Pas <br/> head 13 becomes difficult, the base substrate 30 by loosening the screws 48 shell 2 can be easily removed. For this reason, the helmet 1 can be easily replaced with a new base board 30 and the male
There is no waste to replace the whole. Further, by combining with the mounting plate 25 and detachably male hooks 33 and the female hook 34 of the fixing plate 40 and the ear pads 13, 13 provided on the outer surface of the shell 2, for example, the ear pad 13 If the 13 dirty absorb sweat, it is possible to wash the ear pads 12 and 12 remove the only ear pad 13. Furthermore, when removing the ear pads 13 and 13, a strong tensile force to the base substrate 30 to attach the ear pad 13, 13 is applied, the screw in a state of sandwiching the shell 2 in the base substrate 30 and the fixed plate 40 It can be firmly fixed to the base substrate 30 by 48, and, since the holes 47, 47 formed in the base substrate 30 to pass the screw 48 is provided adjacent to the female hooks 34, the ear pad when removing the 13, base substrate 30 is never peeled off from the shell 2 by pulling force of the ear pad 13. Further, a fixing plate 40 located on the outer surface of the shell 2
By fitting into the stepped recesses 44 and 45 formed in the shell 2 and the lower molding 8, the surface is continuously connected to the lower molding 8 without a sense of incongruity.

As described above, one embodiment of the present invention has been described in detail. However, the present invention is not limited to the above embodiment, and various modifications can be made within the scope of the present invention. For example, the cushion material constituting the basic structure and the ear pad of the helmet, the substrate, such as fabric material and its overall shape is that may be suitably selected is not limited to the examples. Also, although an example of using the hook as a means for removably locking detachable ear pad or the like may be used fastener.

[0018]

According to the interior structure of the helmet according to the first aspect, a stepped recess is formed below the shell and is inwardly recessed.
Fit the fixing plate into this step recess,
A boss having a screw hole is integrally formed on the fixing plate of
A through hole corresponding to the boss is formed in the stepped recess.
At the same time, a base substrate is provided on the inner side of the shell,
The holes for inserting screws corresponding to the bosses are formed on the base board.
And screwing the screw into the screw hole of the boss portion
The base substrate is fixed to the fixing plate, and this fixing
Engage with the locking part provided on the mounting plate of the ear pad on the plate.
Because it is provided with a removable lock receiving part , the ear pad
When removing, a tensile force is applied to the base board fixed to the shell.
Even if you use it, sandwich the shell between the fixing plate and the base substrate
With the base board attached, the base board can be firmly fixed to the shell.
You can easily remove the base board by removing the screws.
And come out.

According to the interior structure of claim 2 helmets, in interior construction of the helmet according to claim 1, before
Since the locking portion and the locking receiving portion are hooks, the ear pads assembled on the inner surface side of the shell can be easily removed from the shell as needed.

The interior structure of a helmet according to claim 3, in interior construction of the helmet according to claim 1, wherein the base
While providing the hook at almost the center of the board,
Since two holes are provided below the hook for passing screws, the holes formed in the base substrate for passing the screws are
Because two are provided near the hook,
When removing, the base board is shrunk by the tensile force of the ear pad.
It does not come off the well.

A helmet interior structure according to a fourth aspect of the present invention is the helmet interior structure according to any one of the first to third aspects, wherein a lower portion of the shell is provided at a lower end portion of the fixing plate.
Form a bent part that fits with the step recess formed in the molding,
Since the bent portion and the lower molding are continuous , the fixing plate located on the outer surface of the shell is formed by the shell and the lower molding .
By fitting into the step recess formed in the amor
In appearance, it is continuous with the shell and lower mall without discomfort,
The fixing plate can be fixed neatly.

[Brief description of the drawings]

FIG. 1 is a side view of a helmet showing one embodiment of the present invention.

FIG. 2 is an overall sectional view of the helmet.

FIG. 3 is an enlarged sectional view taken along the line AA of FIG. 1;

FIG. 4 is an enlarged sectional view taken along line BB of FIG.
The hook portion has a cross section in the middle part.

FIG. 5 is a rear view of the same ear pad.

FIG. 6 is a sectional view taken along line CC of FIG. 5;

FIG. 7 is a front view of the base substrate.

FIG. 8 is a rear view of the same fixing plate.

FIG. 9 is an exploded perspective view of the same fixing plate and a base substrate.

10 is an exploded perspective view showing a mounting state of the same interior pad.

11 is an exploded perspective view showing a mounting state of the same ear pad.

[Explanation of symbols]

1 Helmet 2 shell 3 absorbing liner 6 chin strap 8 Roamoru 13 ear pad 25 mounting plate 30 the base substrate 33 male hooks (engaging portion) 34 female hooks (engagement receiving portion) 40 fixed plates 40A bent portion 42 Boss 44,45 Step recess 46 Through hole 47 Hole 48 Screw

Claims (4)

(57) [Claims] 1. A stepped recess recessed inward below a shell.
Is formed, and the fixing plate is fitted into this step recess.
In both cases, attach a boss with a screw hole to this fixing plate.
And a through hole corresponding to the boss is formed in the step recess.
And a base substrate on the inner side of the shell.
And insert a screw into the base board corresponding to the boss.
And screw the screw into the screw hole of the boss.
And fix the base substrate to a fixing plate
In addition, this fixed plate is provided on the mounting plate of the ear pad
An interior structure of a helmet characterized by having a locking receiving portion that can be disengaged from a locking portion . 2. The device according to claim 2, wherein the locking portion and the locking receiving portion are hooks.
The interior structure of a helmet according to claim 1, wherein: 3. The method according to claim 1, wherein the base substrate is provided substantially at a center portion.
Provide a hook and hook near this hook
The interior structure of a helmet according to claim 2, wherein two holes through which screws are passed are provided below the helmet. 4. A shell at a lower end of the fixing plate.
The bent part that fits into the step recess formed in the lower molding of
And that the bent part and the lower mall were connected continuously.
Interior structure of a helmet according to any one of claims 1 to 3 symptoms.