JP3213468U - Helmet mounting - Google Patents

Abstract

There is provided a helmet mounting tool capable of easily bending a pair of holding pieces at a bent portion, easily locking a locking projection to a locking hole, and further releasing the locking easily. provide. A first holding piece 11 and a second holding piece 12 are provided, the first holding piece 11 and the second holding piece 12 are connected by a bent portion 13, and the second holding piece 12 is attached to an edge of the helmet. A hook portion 16 that can be locked and a locking projection 17 that can be locked in a locking hole 15 provided in the first clamping piece 11 are provided, and the bent portion 13 includes the first clamping piece 11 and the second clamping pin. In the state where the locking hole 15 is thinner than the piece 12 and is provided in the thin portion 15 a thinner than the first holding piece 11, and the first holding piece 11 and the second holding piece 12 overlap each other by bending the bent portion 13. The 1st clamping piece 11 has the protrusion part 20 which protrudes from the 2nd clamping piece. [Selection] Figure 3

Description

  The present invention relates to a helmet mounting tool used when a display member for identifying and displaying a job type or skill level of an operator is attached to a helmet.

Conventionally, at construction sites and the like, after a new entrance education, a sticker with a name and the like written on a worker's helmet is pasted to display and identify the worker's job type and skill level.
However, this method using a seal has a problem that a seal at another construction site may be affixed to the helmet, and the worker may not be identified.

  The thing of patent document 1 is known as an example of the display tool for helmets which can solve this problem. The helmet display device includes a display member and a hook, and can be locked to the edge of the helmet by the hook. Therefore, the display member can be replaced with a display member having a band portion of a different color. Since the sticker is not affixed, the helmet is not soiled. Also, since the hook is L-shaped and the inner angle of the L-shaped part is in the range of 55 to 75 °, it is easy because the hook firmly holds the edge of the helmet even when used for helmets with different edge widths. It is possible to prevent the lower end of the hook from projecting to the side of the helmet without falling off.

Utility Model Registration No. 3149403

However, the above-described conventional helmet display has the following problems.
That is, first, the helmet display tool has a pair of sandwiching pieces that sandwich the end of a band-shaped band (display member), and the pair of sandwiching pieces are overlapped by bending at the bent portion. At the same time, the locking projection provided on one clamping piece is locked in the locking hole provided on the other clamping piece, so that the end of the band is held between the pair of clamping pieces. There is a case where it is difficult to bend when a pair of sandwiching pieces are bent at the bent portion, or a case where the pair of sandwiching pieces are overlapped and the retaining projections are not easily retained in the retaining holes.
Further, before the end portion of the band portion is sandwiched by the pair of sandwiching pieces, the pair of sandwiching pieces are overlapped by being bent at the bent portion, and the locking projections are locked in the locking holes. When the pair of holding pieces are opened, it may be difficult to release the locking.

  The present invention has been made in view of the above circumstances, and a pair of holding pieces can be easily bent at a bent portion, and a locking projection can be easily locked in a locking hole. An object of the present invention is to provide a helmet mount that can be easily released.

In order to achieve the above object, the helmet mounting tool of the present invention is a helmet mounting tool used when a belt-shaped display member is mounted on a helmet,
A first sandwiching piece and a second sandwiching piece for sandwiching an end of the display member;
The first clamping piece and the second clamping piece are connected by a foldable folding portion,
The second clamping piece includes a hook portion that can be locked to an edge of the helmet, and a locking projection that can be locked to a locking hole provided in the first clamping piece,
The bent portion is thinner than the first sandwiching piece and the second sandwiching piece,
The locking hole is formed in the first sandwiching piece and is provided in a thin portion thinner than the first sandwiching piece,
In a state where the first sandwiching piece and the second sandwiching piece overlap each other by bending the bent portion, one of the first sandwiching piece and the second sandwiching piece is the first sandwiching than the other. It has the protrusion part which protrudes in the direction which cross | intersects the overlap direction of a piece and a 2nd clamping piece.

In the present invention, the bent portion connecting the first sandwiching piece and the second sandwiching piece is thinner than the first sandwiching piece and the second sandwiching piece, so the first sandwiching piece and the second sandwiching piece are Can be easily bent at the bent portion.
Further, since the locking hole is formed in the first clamping piece and is provided in a thin wall portion thinner than the first clamping piece, when the locking projection is inserted into the locking hole, The thin wall portion is easily elastically bent. For this reason, since it becomes easy to insert the latching protrusion into the latching hole, the latching projection can be easily latched into the latching hole.
Furthermore, since one of the first clamping piece and the second clamping piece has a protruding portion that protrudes from the other, the locking protrusion can be easily pulled out of the locking hole by grasping and pulling the protruding portion. Can do. Accordingly, the locking of the locking protrusions to the locking holes can be easily released.

  In the configuration of the present invention, the first sandwiching piece may be formed thinner than the second sandwiching piece, and the first sandwiching piece may have the protruding portion at a portion farthest from the bent portion. Good.

  According to such a configuration, since the first holding piece is formed thinner than the second holding piece, the first holding piece is easily bent in a direction away from the second holding piece when the protruding portion is pulled, and the protruding portion Since the portion is at the most distant portion from the bent portion, the locking projection can be pulled out from the locking hole with a relatively small force.

  According to the present invention, the pair of sandwiching pieces can be easily bent at the bent portion, the locking protrusion can be easily locked in the locking hole, and the locking can be easily released.

BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view which shows the mounting tool for helmets concerning embodiment of this invention. FIG. FIG. FIG. It is sectional drawing of the principal part of the 1st clamping piece equally. It is an enlarged view of a locking hole and its periphery. It is an enlarged view of a bent part and its periphery. It is a side view which shows the state which clamped the edge part of the display member by the 1st clamping piece and the 2nd clamping piece. It is a rear view which shows the state which attached the fixture for helmets to the edge part of the display member equally. It is a perspective view which shows the state which attached the helmet mounting tool to the helmet.

Hereinafter, embodiments of the helmet mounting tool of the present invention will be described with reference to the drawings.
1 is a perspective view showing a helmet mounting tool 1, FIG. 2 is a front view thereof, FIG. 3 is a rear view thereof, and FIG. 4 is a side view thereof. The helmet mounting tool 1 is used when a belt-shaped display member 30 (see FIGS. 9 and 10) is attached to a helmet 31 (see FIG. 10), and is formed by injection molding with a resin. Further, the helmet mounting tool 1 includes a thin plate-like first holding piece 11 and a thin plate-like second holding piece 12, and the first holding piece 11 and the second holding piece 12 can be bent. 13 is connected. Further, as shown in FIG. 4, the first clamping piece 11 is formed thinner than the second clamping piece 12.

The first sandwiching piece 11 includes a main body portion 11 a and a connection portion 11 b provided integrally with the main body portion 11 a and connected to the bent portion 13. The main body portion 11a and the connection portion 11b are formed to have the same thickness.
The main body portion 11a is formed in a substantially cross-sectional shape, and a pair of left and right locking holes 15 are provided in the main body portion 11a. The locking hole 15 is for locking a locking projection 17 to be described later, the edge facing the outside of the locking hole 15 is formed in a substantially semicircular shape, and the other edges are formed in a straight line shape. . The main body portion 11a is provided with a pair of left and right thin portions 15a, 15a thinner than the thickness of the main body portion 11a. In other words, as shown in FIG. 5, the surface of the thin portion 15a is one step lower than the surface of the main body portion 11a, whereby the thin portion 15a is thinner than the main body portion 11a.
The outer peripheral edge of the thin-walled portion 15 a is disposed outside the outer peripheral edge of the locking hole 15, and is substantially similar to the outer peripheral edge of the locking hole 15. And the locking hole 15 is formed in the approximate center part of this thin part 15a.
As shown in FIG. 6, three narrow grooves 15 b that extend from the outer peripheral edge of the locking hole 15 toward the outer peripheral edge of the thin wall portion 15 a and penetrate the thin wall portion 15 a are formed in the locking hole 15. The thin pieces 15c between the narrow grooves 15b, 15b adjacent in the circumferential direction are elastically bent in the thickness direction.

As shown in FIGS. 1 and 2, the second sandwiching piece 12 includes a main body 12a formed in a substantially rectangular shape when viewed from the front, and the lower end corner of the main body 12a is formed in an arc shape. . As shown in FIGS. 1, 3, and 4, the second holding piece 12 includes hook portions 16, 16 that can be locked to the edge of the helmet, and locking protrusions that can be locked to the locking hole 15. 17 and 17.
The hook portions 16, 16 are provided on the upper edge portion of the main body portion 12a with a pair of left and right sides sandwiching the base end portion of the connecting portion 11b, and are formed in a substantially L shape on the back side of the main body portion 12a. And the edge of a helmet is inserted between these hook parts 16 and 16 and the main-body part 12a, The hook parts 16 and 16 can be locked to the edge of a helmet.

The locking projection 17 is provided below the hook portion 16 so as to protrude from the back surface of the main body portion 12a, and the planar shape thereof is similar to the planar shape of the locking hole 15 and slightly larger. It has become.
The locking projections 17 and 17 are arranged symmetrically with the locking holes 15 and 15 with the bent portion 13 as an axis. By bending the bent portion 13, the first holding piece 11 and the second holding piece 12 are arranged. When they are stacked, they are inserted into the locking holes 15 and 15 to be locked.
That is, when the first clamping piece 11 is overlapped with the second clamping piece 12, the locking projections 17 and 17 are relatively inserted into the locking holes 15 and 15, at this time, The thin piece 15c of the thin wall portion 15a is elastically bent by 17 and when the locking projections 17 and 17 exceed the thin wall portion 15a, the thin piece 15c. , 17 to the neck (tip). As a result, the locking projections 17 and 17 are locked in the locking holes 15 and 15.

As shown in FIGS. 4 and 7, the bent portion 13 is formed to be thinner than the first holding piece 11 and the second holding piece 12, and by bending the bent portion 13, The 2nd clamping piece 12 is piled up. The width of the bent portion 13 is the same as that of the connecting portion 11b.
Further, as shown in FIG. 8, in a state where the first sandwiching piece 11 and the second sandwiching piece 12 overlap each other by bending the bent portion 13, the first sandwiching piece 11 is more first than the second sandwiching piece 12. It has the protrusion part 20 which protrudes in the direction (downward in FIG. 8) which cross | intersects the overlapping direction of the clamping piece 11 and the 2nd clamping piece 12. As shown in FIG.
That is, as shown in FIGS. 1-3, the main-body part 11a of the 1st clamping piece 11 has the protrusion part 20 in the part most distant from the bending part 13, ie, the front-end | tip part of the main-body part 12a. The protruding portion 20 protrudes in an arc shape from the outer peripheral edge of the main body portion 11a, and the protruding portion 20 of the second holding piece 12 is in a state where the first holding piece 11 and the second holding piece are overlapped. It protrudes from the lower end (see FIG. 8).

When the belt-shaped display member 30 is attached to the helmet using the helmet attachment 1 having such a configuration, first, the helmet attachment 1 is attached to both ends of the display member 30 as shown in FIG. At this time, as shown in FIG. 8, the first holding piece 11 and the second holding piece 12 are overlapped by folding the bent portion 13, and displayed between the first holding piece 11 and the second holding piece 12. After the end portion of the member 30 is sandwiched, the locking protrusions 17 and 17 are locked in the locking holes 15 and 15. An insertion hole through which the locking protrusions 17 and 17 are inserted is formed at the end of the display member 30, and the locking protrusions 17 and 17 are inserted into the insertion holes and then the locking holes 15 and 15 are inserted. Lock. Accordingly, the end portion of the display member 30 is sandwiched between the first sandwiching piece 11 and the second sandwiching piece 12. Further, the locking protrusions 17 and 17 are inserted into the insertion holes formed in the end portion of the display member 30, so that the end portion of the display member 30 is prevented from coming off from the helmet attachment 1.
In this way, the helmet mount 1 is attached to both ends of the belt-shaped display member 30. The display member 30 is formed of a stretchable member.

  Next, as shown in FIG. 10, the helmet member 31 is fitted along the outer surface of the helmet 31 so that the display member 30 is in close contact with each other, and the hook portions 16 of the helmet attachment 1 attached to both ends of the display member 30, respectively. The hooks 16 and 16 are locked to the edge of the helmet 31 by inserting 16 into the edge of the helmet 31. Thus, the display member 30 is attached to the helmet 31 by the helmet mounting tool 1.

As described above, according to the present embodiment, the bent portion 13 that connects the first holding piece 11 and the second holding piece 12 is thinner than the first holding piece 11 and the second holding piece 12. The first holding piece 11 and the second holding piece 12 can be easily bent at the bent portion 13.
Further, since the locking hole 15 is formed in the thin portion 15 a formed in the first clamping piece 11 and thinner than the first clamping piece 11, the locking hole 15 is engaged when the locking projection 17 is inserted into the locking hole 15. The thin-walled portion 15a (thin-walled piece 15c) around the stop hole 15 is easily bent elastically. For this reason, since it becomes easy to insert the locking projection 17 into the locking hole 15, the locking projection 17 can be easily locked to the locking hole 15.
Further, the first sandwiching piece 11 has a projecting portion 20 projecting from the second sandwiching piece 12 in a direction intersecting with the overlapping direction of the first sandwiching piece 11 and the second sandwiching piece 12 (downward in FIG. 8). Therefore, the locking protrusion 17 can be easily pulled out from the locking hole 15 by grasping and pulling the protruding portion 20. Therefore, the locking of the locking protrusion 17 to the locking hole 15 can be easily released.

  Moreover, since the 1st clamping piece 11 is formed thinner than the 2nd clamping piece 12, when pulling the protrusion part 20, while being easy to bend in the direction in which the 1st clamping piece 11 leaves | separates from the 2nd clamping piece 12, a protrusion part Since 20 is located at the most distant portion from the bent portion 13, the locking protrusion 17 can be pulled out from the locking hole 15 with a relatively small force.

  In the present embodiment, the protruding portion 20 is provided at the upper end portion of the first holding piece 11, but the protruding portion 20 may be provided at the lower end portion of the second holding piece 12 instead.

DESCRIPTION OF SYMBOLS 1 Helmet fixture 11 1st clamping piece 12 2nd clamping piece 13 Bending part 15 Locking hole 15a Thin part 16 Hook part 17 Locking protrusion 20 Protruding part 30 Display member 31 Helmet

Claims (2)

A helmet mounting tool used when mounting a belt-shaped display member on a helmet,
A first sandwiching piece and a second sandwiching piece for sandwiching an end of the display member;
The first clamping piece and the second clamping piece are connected by a foldable folding portion,
The second clamping piece includes a hook portion that can be locked to an edge of the helmet, and a locking projection that can be locked to a locking hole provided in the first clamping piece,
The bent portion is thinner than the first sandwiching piece and the second sandwiching piece,
The locking hole is formed in the first sandwiching piece and is provided in a thin portion thinner than the first sandwiching piece,
In a state where the first sandwiching piece and the second sandwiching piece overlap each other by bending the bent portion, one of the first sandwiching piece and the second sandwiching piece is the first sandwiching than the other. A helmet mounting tool having a protruding portion protruding in a direction intersecting with an overlapping direction of the piece and the second holding piece.   2. The helmet according to claim 1, wherein the first sandwiching piece is formed thinner than the second sandwiching piece, and the first sandwiching piece has the protruding portion at a portion farthest from the bent portion. Mounting tool.

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