JPH0634331Y2 - Helmet - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention allows a helmet, especially an interior body for protecting the wearer's head from impact to be securely and easily attached to the cap body. It is about helmets.

[Conventional technology]

Helmets for protecting the human head for safety are helmets for vehicles that must be worn on motorcycles, work helmets used at mines, civil engineering construction sites and other work sites, athletics, etc. Various things are known according to the application, such as the sports helmet used for.

In these helmets, a hammock interior body is provided inside the cap body, which is the main body, to absorb the shock received by the cap body and to protect the wearer's head safely.

This hammock inner body is formed by radially coupling a plurality of belt members to an annular belt body which is usually made of a tough fiber cloth.

As a means for attaching to such a hat body of such a hammock interior body, a method of directly fixing each base end portion of the belt member to a protrusion provided on the cap body, an engaging piece to each base end portion of the belt member Various methods are known, such as a method of attaching the respective engaging pieces to each other, fitting the engaging pieces into concave engaging grooves provided inside the opening of the cap body, and detachably locking the hammock interior body to the cap body. Proposed and proposed.

[Problems to be solved by the device]

A helmet having a structure in which the hammock inner body is directly fixed to the protruding portion formed on the cap body has the drawback that it cannot sufficiently absorb the impact by following the size of the wearer's head, and also fixes the hammock inner body. There is also a risk that the head may be damaged when an impact is applied by the protrusion for doing so.

Furthermore, if the hammock interior body becomes dirty or damaged, it cannot be freely replaced.

On the other hand, in a helmet in which the engaging pieces attached to the respective ends of the hammock interior body are fitted into the engaging grooves formed in the hat body, the hammock interior body easily separates from the hat body when an impact is received. In addition to the problem that the head cannot be adequately protected by the user, and when carrying a helmet, the hammock inner body is often grasped and carried, so that the engagement piece is disengaged from the engagement groove. Then there is the problem of removing the cap body.

The helmet of the present invention allows the hammock interior body to be attached and detached without causing any protrusion inside the helmet in consideration of the above-mentioned problems caused when attaching the hammock interior body to the hat body in the conventional helmet. An object of the present invention is to provide a highly safe helmet that can be attached and that can securely hold the hammock interior body to the hat body.

[Means for Solving the Problems]

In order to achieve this purpose, the helmet of this invention,
The opening edge portion is formed by expanding outward, and when the band member is vertically erected on the inside of the expanding portion via a plurality of vertical ribs, the plurality of vertical ribs are formed on the opening edge portion and the band member. The pair of vertical ribs are arranged in pairs at desired positions in the opening gap formed between the pair of vertical ribs, and the band member between the pair of vertical ribs is cut out. A cap body which is formed and has at least one engaging piece provided with an engaging convex portion inside the opening edge portion facing the cutout portion to serve as a mounting portion; A hammock interior body having engaging parts that engage with the mounting parts respectively attached through the insertion holes at the tip of the belt member, and is formed on both sides of each engaging device. The stepped portion is fitted along the engaging groove of the mounting portion, and the mounting recess is provided in the engaging concave portion provided on the back surface of the fitting. The engaging convex portion of the form has engaging piece by engaging through a belt member is obtained by detachably held with respect to the hammock inner body cap body.

The cap constituting the helmet is obtained by integrally molding a hard synthetic resin material having impact resistance such as polycarbonate or FRP, and the cap of the cap is designed so as not to project any protrusions into the cap when worn. Expand the opening edge to the outside,
A belt member is vertically erected on the inner side of the expanded portion via a plurality of vertical ribs.

Therefore, an opening gap is formed over the entire circumference between the widened opening edge portion and the band member vertically provided inside the opening edge portion. Therefore, the mounting portion for mounting the hammock interior body using this opening gap. Is formed.

The mounting portion is formed by cutting out a band member located between the vertical ribs arranged in pairs, forming an engaging groove by the notch portion and the vertical rib, and opening facing the notch portion. The engaging piece is provided on the inner side of the edge portion, and the engaging piece has an engaging convex portion formed at a portion located on the opening side of the cap body. The number of engaging pieces is not particularly limited as long as it is one or more, but it depends on the size of the notch.
Place one in the center and one on each side for a total of three,
By making the height of the engaging protrusions formed on the central engaging piece higher than the height of the engaging protrusions of the engaging pieces arranged on both sides of the engaging protruding portion, the central engaging portion can be engaged with the engaging member. It is convenient that the joint convex portion strongly presses the fastening tool toward the inner side of the cap body and bends the fastening tool as a whole, so that the fastening tool can be more securely locked to the mounting portion.

On the other hand, the hammock interior body is for protecting the wearer's head and is composed of a plurality of belt members and a fastening member attached to one end of the belt members. By inserting the belt member into the insertion hole provided in the central portion of the engaging member, the belt member is exposed also on the back side of the engaging member, and the engaging concave portion provided on the cap body side is engaged. Upon engagement with the engagement recess provided on the garment side, the engagement recess is appropriately cut into the belt member, so that the engagement between the two is more reliable.

Also, if unevenness is formed on both the front and back sides of the lower edge of the insertion hole through which the belt member is inserted, when the helmet is impacted, the belt member will bite into the unevenness and exert a shock absorbing effect. With respect to a stronger impact, in addition to the above-mentioned biting action, the texture of the fibers forming the belt member is displaced, the energy of the impact is absorbed, and the safety can be further enhanced.

[Action]

The helmet of the present invention comprises a cap body and a hammock interior body that is detachably attached to the cap body. The cap body expands the opening edge portion of the cap body to the outside and projects the cap body. Since the belt member is erected vertically inside the opening through the plurality of vertical ribs, the rigidity of the cap body can be significantly improved.

Further, the cap body is configured so that an opening gap is formed between the opening edge portion and the band member, and the opening gap can be used as a mounting portion for attaching the hammock interior body. The part for attaching the inner body to the cap body does not project into the cap body.

Moreover, since the mounting portion formed on the cap body is provided with one or more engaging pieces and the engaging projections are formed on the engaging pieces, the engaging projections are engaged with the hammock interior body. By engaging with the engaging recess formed in the garment, both can be held securely.

〔Example〕

Hereinafter, embodiments of the helmet of the present invention will be described in detail with reference to the accompanying drawings.

The helmet 1 of the present invention comprises a cap body 2 and a hammock interior body 3 which can be detachably mounted in the cap body 2.

In the cap body 2, the opening edge portion 2a is expanded outwardly and overhangs, and the band member 4 is vertically erected integrally with the opening edge portion 2a toward the opening inside the opening portion 2a and the band member 4 And an opening gap A having a substantially inverted V-shaped cross section is formed between
And a plurality of vertical ribs 5, 5 ...
Are formed in pairs and are arranged at a predetermined interval.

The cap body 2, the belt member 4 and the vertical ribs 5 are all made of a hard plastic material having impact resistance such as polycarbonate or FRP and are molded by integral molding.

The opening gap A formed between the opening edge portion 2a of the cap body 2 and the belt member 4 vertically provided on the inside thereof is used for mounting the hammock interior body 3 described later, As shown in FIG. 4, the strip member 4 located between the vertical ribs 5 and 5 arranged in pairs in the opening gap A is cut out into a substantially rectangular shape toward the top of the cap body 2 as shown in FIG. Forming part 7 and
By forming the cutout portion 7, engagement grooves 8 are formed between the strip member 4 and the vertical ribs 5, 5, respectively, and the opening edge portion 2a facing the cutout portion 7 formed by the cutout portion of the strip member 4 is formed. Inside, the plurality of engaging pieces 9, 9, 9 having the engaging protrusions 9a formed by projecting the tops of the side edges on the opening edge 2a side inward of the cap body 2 are provided in parallel, The mounting portion 6 of the hammock interior body 3 is formed.

On the other hand, the hammock interior body 3 detachably attached to the attachment portion 6 formed inside the cap body 2 has an annular belt.
A plurality of annular belt members 11, 11 ... Are radially connected to 10 and the cap body 2 is provided at the other end of each belt member 11.
Attaching tools 12 that engage with the mounting portions 6 are attached respectively.

As shown in FIGS. 2 to 3, this fastening tool 12 has the annular belt member 11 inserted through the central portion of a plate member made of a synthetic resin material such as polypropylene having appropriate rigidity and elasticity. In order to reduce the impact on the helmet, a concavo-convex portion 14 is formed along the lower edge portions on both sides of the insertion hole 13 for part of the belt member 11 to bite.

Further, on the front side of the fastener 12 (inside the cap body 2), engaging step portions 15 for engaging with the engaging groove 8 of the cap body 2 are integrally attached to both sides of the insertion hole 13. ， In the upper part of the insertion hole 13 on the back side,
An engaging concave portion 16 that engages with the engaging convex portion 9a of the engaging piece 9 provided on the mounting portion 6 of the cap body 2 is formed.

Then, the clasps 12 attached to the tips of the belt members 11 (six in the embodiment) are attached to the respective mounting portions 6 (six in the embodiment) of the cap body 2, and the hammock inner body 3 is attached. The helmet 1 is configured by wearing the, but this will be described more specifically.

First, when attaching the hammock interior body 3 to the hat body 2, as shown in FIG.
12 is exposed to the mounting portion 6 formed on the cap body 2, and the engagement step portions 15, 15 formed on both sides of the insertion hole 13 of the fastening tool 12 are formed by the vertical ribs 5 and the band member 4. It is fitted in the direction of the arrow along the groove 8.

At that time, the back surface (opening edge side) of the fastening tool 12 abuts on the engaging projection 9a of the engaging piece 9 attached to the inside of the opening edge 2a, and the engaging projection 9a acts so that the fastening tool Since 12 is pushed toward the inner side of the cap body 2, when the lower edge portion 12a of the fastening tool 12 is pushed into contact with the bottom portion 7a of the cutout portion 7 while applying pressure, the fastening tool 12 is moved as shown in FIGS. As shown in the drawing, the cap body 2 is slightly curved inward, and the engaging protrusions 9a of the engaging pieces 9 have the belt members 11
It is fitted and held in the mounting portion 6 of the cap body 2 in a state of being engaged with the engaging concave portion 16 on the back surface of the engaging member 12 via the.

Therefore, the hammock inner body 3 is attached to the inside of the hat body 2 by fitting and holding the fastening members 12 of the belt members 11 in the predetermined mounting portions 6, respectively, and the helmet 1 is completed.

Then, from the mounting portion 6 of the cap body 2 to the fastening tool 12 of the belt member 11.
When removing, the engaging projection 9a of the engaging piece 9 is engaged in the engaging recess 16 of the engaging member 12 via the belt member 11, so that the belt member 11 of the engaging device 12 is removed. The engaging member 12 may be detached from the mounting portion 6 by gripping and holding the engaging member 12 and pulling the engaging member 12 toward the opening edge.

In the above embodiment, the number of the engaging pieces 9 provided inside the opening edge portion 2a corresponding to the cutout portion 7 of the cap body 2 is three, but the number of the engaging pieces 9 is not limited. The number is not limited to three, and may be one or more. In the case of one, it may be provided so as to be positioned substantially in the center of the cutout 7.

When the number of the engaging pieces 9 is three, the height of the engaging projection 9a of the engaging piece 9 located at the center is made slightly higher than the height of the engaging projections of the other engaging pieces. As a result, the central portion of the fastening tool 12 is pushed into the inside of the cap body 2 and the entire body is curved, so that the fastening tool 12 can be securely held in the mounting portion 6 of the hat body 2.

[Effect of device]

In the helmet of the present invention, the opening edge portion of the cap body is formed so as to be expanded outward, and the belt member is erected vertically inside the cap body through the vertical ribs. The lateral pressure strength is improved, and the head can be reliably protected.

Further, since the opening gap formed inside the cap body is used as a mounting portion for the hammock interior body, and the clasps of the hammock interior body are detachably held in this mounting portion, it is possible to remove all the inside of the cap body. Since there are no protrusions, the safety of the helmet is further improved and the wearing feeling is increased.

Further, since the engaging portion having the engaging convex portion is provided on the attaching portion of the cap body, and the engaging concave portion that engages with the engaging convex portion is formed in the engaging member, the engaging portion is attached to the attaching portion. When the device is fitted, the engaging protrusion can push the engaging device into the inside of the cap body and hold the entire device in a curved state, and at the same time, engage the engaging protrusion in the engaging recess of the engaging device. Since they are engaged with each other via the belt member or directly, the engagement between the two becomes even tighter and the hammock interior body can be securely held in the hat body.

In particular, when the engaging protrusion is engaged with the engaging recess via the belt member, the engaging protrusion engages with a part of the belt member, so that the engagement between the two is even tighter. Exert the effect of becoming.

[Brief description of drawings]

FIG. 1 is a bottom view showing an embodiment of a helmet of the present invention, FIG. 2 is a front perspective view of a fastening device attached to a hammock interior body constituting the helmet of the present invention, and FIG. 3 is a rear perspective view thereof. 、 Fig. 4 is a partially enlarged perspective view showing a mounting portion of a hat body and a hammock interior body constituting a helmet, and Fig. 5 is an enlarged view showing a state in which a hammock interior body fastening tool is attached to a mounting portion of the hat body. A plan view and FIG. 6 are sectional views of the same. 1 ... Helmet, 2 ... Hat body 3 ... Hammock interior body 4 ... Band member, 5 ... Vertical ribs 6 ... Mounting portion, 7 ... Notch portion 8 ... Engagement groove, 9 ... Engagement Piece 9a ... Engagement projection, 11 ... Belt member 12 ... Engagement tool, 13 ... Insertion hole 15 ... Engagement step, 16 ... Engagement recess

Claims (1)

[Scope of utility model registration request] 1. A plurality of vertical ribs are formed by expanding the opening edge portion to the outside and, when vertically extending a belt member via a plurality of vertical ribs inside the expanding portion, the plurality of vertical ribs are provided. Are arranged in pairs at important points of the opening gap formed between the vertical section and the band member, and the band members between the paired vertical ribs are cut out, and the cutout section and the vertical ribs are formed. And a cap body having an engaging groove formed by and an engaging projection having an engaging convex portion inside the opening edge portion facing the cutout portion to form a mounting portion, and an insertion hole. A hammock interior body having a fastening portion engaging with the mounting portion attached through the insertion hole at the tip end portion of a plurality of belt members. The engaging step portions formed on both sides of the fitting tool are fitted along the engaging groove of the mounting tool, and the engaging recesses are provided on the back surface of the fitting tool. Helmet being characterized in that detachably holds to the hammock inner body cap body by engaging the engaging convex portion of the serial was formed on the mounting portion engaging piece through the belt portion.