KR100649945B1 - Helmet with chin protector - Google Patents

Abstract

The present invention relates to a helmet having a retractable jaw protector, the main object of the invention is to improve the hinge structure and locking structure of the jaw protector, in the hinge structure to provide a separate auxiliary locking jaw upwards flow easily in the open state In order to prevent falling, the locking structure is intended to be able to be unlocked more easily according to the opening direction of the jaw guard in the locking hook.

Characteristic features of the present invention for achieving the above object is a jaw protector (4) to protect the wearer's chin by blocking a portion of the opening in the helmet body (1) provided with a face opening (2) to the front Although the hinge means 400 in the opening and closing shaft and fixed by the locking means 500, the locking means 500 is attached to both sides of the inner side of the helmet body 1 symmetrically, each Left and right pair of fasteners 510 having locking jaws 511 and left and right rotations provided to allow the front end ring 521 to enter and exit with the locking jaws 511 of the fasteners 510. A hook block attached to the inside of the jaw guard to provide hooks 520 and a rotation axis 522 of the rotary hooks 520 and to enable the return spring 540 of the rotary hooks 520 to be hooked on. 530 and the left and right rotation hooks 520 described above. Both traction extensions 551 to the rear ends of the rotary hooks 520 to operate simultaneously, and the connector 550 connected in an arc along the front inner side of the jaw guard 4 and the connector ( 550 to cross in the longitudinal direction to pull forward, the upper end of which is connected to the inside of the jaw guard 4 with the lever hinge 560, the lower end of the lower jaw guard 4 It is configured to include an unlock lever 570 provided to be partially exposed.

Description

HELMET EQUIPPED WITH OPENING TYPE CHIN-BAR}

1 is a perspective view showing a conventional configuration

Figure 2 is a partial side cross-sectional view showing a conventional configuration

3 is a perspective view showing the overall configuration of the present invention

Figure 4 is an exploded perspective view showing the main configuration of the present invention

Figure 5 is a side cross-sectional view showing the main configuration of the present invention.

Figure 6 is an enlarged cross-sectional view showing a closed state of the present invention

Figure 7 is an enlarged cross-sectional view showing an open state of the present invention.

<Code Description of Main Parts of Drawing>

1: helmet body 1a: hinge hole

1b: support protrusion 2: opening

3: shield 4: jaw protector

40: extension part 41: shaft hole

42: locking projection 400: hinge means

410: screw shaft 500: locking means

510: fastener 511: locking jaw

520: hook hook 521: tip hook

522: axis of rotation 530: hook block

531: insertion end 540: spring

550: connector 551: towing extension

560: lever hinge 570: unlock lever

The present invention relates to a helmet having a retractable jaw protector, and more particularly, to improve the opening and closing lock mechanism of the jaw protector, the opening and closing operation is more smooth, but in the event of a breakdown, it is characterized in that it is possible to take off the helmet.

In general, when riding a motorcycle, such as a motorcycle, to protect the head of the riders must be wearing a head protection helmet, some of these helmets are to open and close the jaw guard.

In order to open and close such a jaw protector requires a locking device that can be kept closed with the hinge mechanism.

The applicant of the present invention has a prior patent applied for this purpose.

Prior invention patent is domestic patent application No. 10-2003-96273 (Helmet with open and closed jaw protector), the characteristic configuration in the invention is provided with a locking mechanism (F500), the locking mechanism (F500) As shown in FIGS. 1 and 2, a pair of fasteners F510 are attached to both inner side surfaces of the helmet body F1 and have a locking groove F511, and locking grooves F511 of the fasteners F510. Sliders (F520) on both the left and right sides provided so that the front end can enter and exit, and the slider block (F530) attached to the inside of the jaw guard to prevent the departure while guiding the sliding of the sliders (F520) And the springs F540 connected between the slider blocks for the return of the sliders F520 and the sliders F520 at both ends of the sliders F520 at the same time. After the (F520) To connect, but to the connector (F550) arcuately connected along the center inner surface of the jaw guard (F4) and to cross in the longitudinal direction to pull the interruption of the connector (F550) forward, the upper end of the lever hinge (F560) ) Is connected to the inside of the jaw guard (F4), the lower end was configured to include an unlock lever (F570) provided to be partially exposed to the lower side of the jaw guard (F4).

However, in the conventional jaw guard as described above, the locked slider F520 can be opened after being completely removed from the locking groove F511. The unlocking lever of the slider does not correspond to the direction of opening the jaw guard. (F570) had to be manipulated to the end had a disadvantage.

This disadvantage is also accompanied by a problem that can not be removed from the wearer before the helmet is damaged in an accident.

In addition, the conventional jaw protector has a certain amount of weight because it must be ensured enough durability, when it is rotated upward, the locking mechanism for adjusting the angle of rotation does not maintain the open state at the maximum, More stops were needed at the raised position.

The present invention proposes to solve the conventional problems as described above, the main object of the invention is to improve the hinge structure and the locking structure of the jaw protector, in the hinge structure to provide a separate auxiliary locking jaw to open up to rotate The purpose of the lock structure is to make it easier to unlock the locking hook according to the opening direction of the jaw protector, and to allow it to go out without being damaged in case of emergency. There is a purpose.

Characteristic configuration of the present invention for achieving the above object is provided with a jaw protector to protect the wearer's chin by blocking a part of the opening in the helmet body provided with a face opening in the front, opening and closing the hinge means to the shaft In the fastening means as a locking means, the locking means is attached symmetrically to both sides of the inner side of the helmet body, a pair of left and right fasteners having respective locking jaws, and the front end ring with the locking jaws of the fasteners Rotating hooks on both sides of the left and right sides provided so that the hooks can be hooked in and out, hook blocks attached to the inside of the jaw guard to provide a rotating shaft of the hooks and to be able to hook the return springs of the hooks The both traction extensions for rotating the left and right rotation hooks simultaneously A hook connected to the rear end of the hooks, the connector being arced along the front inside of the jaw guard, and longitudinally intersecting to pull forward the interruption of the connector, the upper end of which is connected to the inside of the jaw guard by a lever hinge The lower end is configured to include an unlock lever provided to partially expose the lower side of the jaw guard.

At this time, the front end of the rotating hook is to rotate the axis of rotation to the point, but when unlocked to rotate upward in the direction of rotation of the jaw guard.

In addition, the hinge means is connected to the shaft hole provided in the left and right extensions of the jaw protector to the hinge hole provided on the side of the helmet body, and then connected by a screw shaft, but caught on the inner surface of the shaft hole The projection is provided, and the supporting projection of the hinge hole is provided to facilitate the opening.

Hereinafter, the configuration and operation of the present invention will be described in detail with reference to the accompanying drawings.

Figure 3 is a perspective view showing the overall configuration of the present invention, Figure 4 is an exploded perspective view showing the main configuration of the present invention, Figure 5 is a side cross-sectional view showing the main configuration of the present invention.

First, the helmet having a jaw protector is provided with a helmet body 1 provided with a face opening 2 in the forward direction as shown in FIG. 3, and to protect a wearer's chin by blocking a part of the opening of the helmet body. A jaw guard 4 and a shield 3 for shielding the rest of the opening 2 from above the jaw guard 4.

In the present invention, the hinge mechanism portion and the locking mechanism portion of the jaw protector 4 are improved.

As shown in FIGS. 4 and 5, the locking means 500 includes a fixture 510, a rotating hook 520, a hook block 530, a connector 550, and an unlock lever 570. It is made to include.

The fastener 510 is symmetrically attached to both inner sides of the helmet body 1 as shown in FIG. 5, and has a locking jaw 511.

The rotating hooks 520 are provided on both left and right sides of the locking hooks 511 of the fasteners 510 so that the front end ring 521 can be moved in and out as shown in FIG. 4.

The hook blocks 530 may fix the rotating shaft 522 of the rotating hooks 520, as shown in FIG. 4, and the jaw guard to hook the return spring 540 of the rotating hooks 520. It is attached to the inside.

In addition, the connector 550 connects both traction extensions 551 to the rear ends of the rotation hooks 520 to simultaneously operate the left and right rotation hooks 520 as shown in FIG. It is connected in an arc shape along the front inner side of the jaw protector (4).

And the unlock lever 570 is to cross in the longitudinal direction in order to pull the interruption of the connector 550 forward, the upper end is connected to the inside of the jaw guard (4) by the lever hinge 560, the lower end Is provided to be partially exposed to the lower side of the jaw protector (4).

Here, the tip ring 521 of the rotating hook 520 is to rotate the rotation axis 522 to a point, it is important to rotate upward in the rotational direction of the jaw guard (4) when unlocking.

In the figure, reference numeral 531 denotes an insertion end exerting a supporting force for maintaining a locked state.

The locking mechanism 500 of the present invention configured as described above is locked when the wearer wears down the jaw protector 4 of the helmet, and unlocks when the unlock lever 570 is pulled forward to raise the jaw protector 4. do.

First, in the closed state, as shown in FIG. 6, when the wearer lowers the jaw protector 4 in front of the jaw, the front end ring 521 of the left and right rotating hooks 520 which are rotated downward by the spring 540 is locked. The jaw 511 is caught, and the insertion end portion 531 is inserted below it, so that the closed state is firmly maintained.

When raising the jaw guard (4) in this state, as shown in Figure 7 pull the unlock lever 570 outwards to release the locking state of the rotary hook (520).

That is, the unlock lever 570 to be pulled is caused to rotate slightly forward because the upper end is connected by the lever hinge 560, this rotation operation is to pull the interruption of the connector 550 connected in the cross state. .

When the connector 550 is pulled to the front side, both ends thereof are connected to the respective rotary hooks 520 provided at the left and right sides of the jaw protector 4, so that the front end ring 521 is upward as shown in FIG. 7. Rotated.

In this way, when the tip ring 521 is lifted up, it is in a state of being released from the locking jaw 511 of the fastener 510. Thus, the jaw guard 4 uses the hinge bolt 410 of the hinge mechanism 400 as the pivot. It will be able to rotate upwards.

At this time, the direction in which the tip ring 521 falls out plays an important role in safety issues of the helmet wearer.

As shown in FIG. 7, since the distal end of the tip ring 521 is in the same direction as the direction in which the jaw guard is opened, it is suitable for forcibly opening the jaw guard in case of emergency.

On the other hand, the jaw protector 4 in the present invention can maintain the open state in the hinge means 400 as shown in FIG.

That is, the shaft shaft 41 provided in the left and right extension portions 40 of the jaw guard 4 is matched with the hinge hole 1a provided in the side surface of the helmet body 1, and then the screw shaft 410. The locking projection 42 is provided on the inner surface of the shaft hole 41, and the supporting projection 1b of the hinge hole 1a is provided. If it catches over the support protrusion 1b, it will be able to maintain the state.

When the jaw guard 4 is lowered again, the hooks 520 of the left and right sides are returned to their original positions by the spring 540, so that the front end ring 521 is fixed to the fixture 510 again. ) Is inserted into the locking jaw 511 to be locked again.

The present invention as described in detail above is easy to use because the hinge structure of the jaw protector can be kept open by the locking projection and the supporting projection, and the locking hook is disengaged from the locking jaw when the locking hook is removed from the locking jaw. Since the direction of rotation of the rotation of the jaw guard according to the opening direction has an advantage that can be easily unlocked.

In particular, the rotational direction of the tip ring has a merit that the safety of the helmet is increased because it can be peeled off without damaging the helmet even if the locking structure is damaged and cannot function properly.

Claims (3)

In the helmet body (1) provided with a face opening (2) to the front is provided with a jaw guard (4) to protect the wearer's chin by blocking a part of the opening, the hinge means (400) to open and close the shaft In fixing with the locking means 500, The locking means 500 is symmetrically attached to both inner side surfaces of the helmet body 1, a pair of left and right fasteners 510 having a locking jaw 511 and, Rotating hooks 520 of both left and right sides provided to the front and rear hooks 521 of the locking jaws 511 of the fasteners 510 and the rotating shaft 522 of the rotating hooks 520 are provided. Hook blocks 530 attached to the inside of the jaw guard for providing and allowing the return springs 540 of the rotary hooks 520 to be hooked up to; Both traction extensions 551 are connected to the rear ends of the rotation hooks 520 to simultaneously operate the left and right rotation hooks 520, and arcs are formed along the front inside of the jaw guard 4. Connector 550 connected to the The longitudinal direction of the connector 550 is intersected so as to cross in the forward direction to pull forward, the upper end of which is connected to the inside of the jaw guard 4 by a lever hinge 560, and the lower end of the jaw guard 4 Helmet with a jaw protector, characterized in that it comprises a unlock lever 570 provided to be partially exposed to the lower side. The method of claim 1, The tip ring 521 of the rotating hook 520 rotates the rotation shaft 522 to a point, but when the lock is released, the jaw is rotated upward along the rotational direction of the jaw guard 4. Helmet with guards. The method of claim 1, The hinge means 400 matches the shaft hole 41 provided in the left and right extensions 40 of the jaw protector 4 with the hinge hole 1a provided on the side surface of the helmet body 1. In connection with the screw shaft 410, the locking projection 42 is provided on the inner surface of the shaft hole 41, and the supporting projection 1b of the hinge hole 1a is provided to open the state. Helmet with a jaw guard, characterized in that it is easy to maintain.

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