JP2597660Y2 - Beginner management device using whole mask - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention is based on the idea that the other end of the hose, which has one end communicating with the instructor carrying a gas cylinder, is communicated with the beginner who has only a full-face mask, so that both the instructor and the novice during diving can be used. The present invention relates to a beginner management apparatus using a full-face mask, which can further improve mental burden, manage instructors for beginners, and ensure safety and the like.

[0002]

2. Description of the Related Art Conventionally, when diving, both an instructor and a beginner wear a diving mask 1 on the face and a gas cylinder 2 on the back, respectively, as shown in FIG. A second-stage decompression unit 5 is connected to the end of a flexible hose 4 connected to the first-stage decompression unit 3, and a mouthpiece 6 attached to the second-stage decompression unit 5 is added to a mouth, and a gas cylinder 2 is connected.
Is breathing decompressed air from and swimming while releasing it into the water. In the figure, 7 is a flipper, 8 is a waist belt, and 9 is a fastening band in the diving mask 1.

[0003]

[Problems to be solved by the invention] In diving in the above-mentioned form, it is usually difficult for beginners, especially in the case of a first-time diving experience, to avoid the tension described below, regardless of the instructor. It is. That is, it is unavoidable that most of the face portion comes into contact with water, and when the air sent from the gas cylinder 2 is inhaled by the mouthpiece 6, anxiety that water may enter the mouth from around the mouthpiece 6, There are unnaturalness due to unreasonable breathing performed only with the mouth, heavy pressure due to the attachment of the heavy gas cylinder 2 to the back, anxiety due to being unable to make a voice underwater, etc. Further, on the instructor side, to multiple beginners Of supervision, supervision of beginners, panic and drowning of beginners, inadequate emergency rescue, advising and management of beginners, and severe mental burden There is fear.

The present invention has been proposed in view of the above-mentioned drawbacks. The purpose of the invention is that an instructor wears a full-face mask and carries a gas cylinder, while a beginner wears a full-face mask only and wears a gas cylinder. By connecting the other end of the hose with the beginner to the beginner side, the mental burden is reduced for both the instructor and the beginner, and the beginner using a full-face mask that can further improve the management and safety during diving It is intended to provide a management device.

[0005]

In order to achieve the above-mentioned object,
The beginner management device using the full-face mask according to the present invention communicates one end of a long hose to a first-stage decompression unit attached to a gas cylinder carried by an instructor wearing a full-face mask on the face, and passes through the middle of the hose. , With only a full-face mask attached to the face, a beginner who does not carry a gas cylinder, penetrates and setstles on a hose holder suspended on a hook that can be freely attached to and detached from the hose mounting bracket attached to the waist belt, and the other end of the hose is a beginner And the air from the gas cylinder is supplied to the beginner through a hose, and the instructor manages the beginner in the water through a hose.

[0006]

In this invention, the high-pressure air from the gas cylinder carried by the instructor is supplied to the second-stage depressurizing unit attached to the instructor's face through the outlet of the first-stage depressurizing unit, and is also supplied to the first-stage depressurizing unit. The air is supplied to the beginner under reduced pressure through the second-stage decompression section via a long hose communicating with the beginner from the remaining outlet of the instructor, both the instructor and the beginner can swim, and moreover, the instructor and the beginner The long hose that connects the two functions as air supply and lifeline, and the instructor and beginner can talk with each other even in the water, so the instructor can accurately grasp the range of action of the beginner, and in the beginner Since the hose is connected to the second-stage decompression unit via the attachment to the waist belt, there is no possibility that the hose may accidentally come off the beginner side.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to FIGS. 1, 2, and 3, an embodiment of the present invention will be described.
e mask), a plurality (usually four) of first-stage decompression units 12 attached to the gas cylinder 11 carried by the instructor S.
Of the hose a made of a flexible material having one end connected to one of the outlets (not shown) of the second stage.
On one assembling the support piece 14, to each of the outlet of the residual communicates a long hose h _1, h ₂ of the respective end of about 3 to 10 m, the respective other ends of these hoses h _1, h ₂ By communicating the air in the gas cylinder 11 with the instructor S by communicating with the second-stage depressurizing units r ₁ and r ₂ of the full-face masks M ₁ and M ₂ attached to the faces of the beginners B ₁ and B ₂ who do not carry the gas cylinder, respectively. , Beginners B ₁ and B ₂ can be supplied under reduced pressure, and these hoses h ₁ and h ₂ also serve as lifelines.

To explain the outline of the whole-surface masks K, M ₁ and M ₂ (K will be described because they have the same structure), a pair of upper and lower machine frames f ₁ and f ₂ made of metal or synthetic resin are connected to a joint j. , J to form a transparent glass g ₁ ,
g ₂ and g ₃ are defined as a closing frame F for surrounding and fixing, and are in a form suitable for a beginner's experience diving, and underwater vibrating plates are installed inside holding pieces e and e respectively attached to the side of the joints j and j. (Not shown) is attached, and the instructor S and the beginners B ₁ and B ₂ can communicate with each other to give advice, warnings, and the like when the beginners B ₁ and B ₂ dive, and provide the beginners B ₁ and B ₂ We fully consider the management, safety, etc. The end of the hose a is mounted on a support piece 14 rotatably supported on one side (the left side in FIG. 2) of the second-stage pressure reducing section 13.

The waist belt w of each of the beginners B ₁ and B _2
1, one means mounted to w ₂ in described in Figure 1 and 3 (means both for the same for beginners B ₁ side will be described.) Hose can be installed L-shaped cross section in place of the waist belt w ₁ The upper piece u of the hook 16 is inserted into the through hole q of the mounting bracket Y.
Is inserted under the play, and the upper end of a locking piece 17 made of a flexible material rotatably mounted on the bent portion n is locked in the recess v of the upper piece u, while the bent portion n Ring piece 18
The bottom of, dissipate through the upper through hole t of the hose holder 19, hose h _1, h ₂ of the respective right second stage pressure reducing unit r ₁ to penetrate and fixed on the lower side of the hose holder 19 in FIG. 1, r ₂ , and the left side communicates with each of the outlets of the first-stage pressure reducing unit 12 on the instructor S side. In the figure,
Reference numeral 20 denotes a knob for adjusting the suction amount, and reference numeral 21 denotes a fastening band.

A hose (not shown) other than the hose a communicates with one of the remaining outlets of the hose a in the first stage decompression section 12 on the instructor S side, and this other hose is connected to
The hoses h ₁ and h ₂ may be connected to one of a plurality of outlets of a manifold (not shown) installed on the waist belt d and communicate with the remaining outlets.

[0011]

The instructor S connects one end of the hose a to one of the outlets of the first-stage decompression section 12 of the gas cylinder 11 to adjust the respiratory posture, while contacting the full-face mask K to the face and tightening. The other faces of the hoses h ₁ and h ₂ having one ends connected to the remaining outlets of the first-stage decompression unit 12 are attached to and held by the beginners B ₁ and B _{2, respectively, while} being brought into close contact with and holding the entire face by the band 21. The gas cylinder 11 is connected to each of the support pieces 14 and 14 in the second-stage decompression units r ₁ and r ₂ , and after completing the dive preparation, dive.
The high-pressure air inside is supplied to the instructor S and each of the beginners B ₁ and B ₂ via the second-stage depressurizing sections 13, r ₁ and r ₂ , and the instructor S is supplied by the hoses h ₁ and h _2. Beginner B
It is possible to sufficiently grasp the behavior of the dive ₁ and B _{2 while} diving, and to avoid the unforeseen crisis of the novice B ₁ and B _{2 by} pulling the hose h ₁ or h _{2 to} the instructor S side in an emergency. In addition, the instructor S can easily transmit the necessary attention, warning, and the like to the beginners B ₁ and B ₂ by voice.

[0012]

[Effect of the Invention] According to this invention, a beginner who only wears a full face mask on the face and does not carry a gas cylinder can carry air from the gas cylinder carried by the instructor through a long hose communicating with the first pressure reducing section. Since it is supplied by the decompression unit, it is free from the burden of the weight of the gas cylinder and can swim lightly, while the instructor and the beginner are interconnected by a hose and the late beginner is unexpectedly separated from the instructor Instructors and novice instructors and beginners each had a gas cylinder on their shoulders, and needed to always be aware of the behavior and safety of beginners in terms of management and safety of underwater behavior. The mental burden due to an increase in the separation distance from the camera has been significantly improved compared to the conventional type, and the entire face has been covered by using a full-face mask. Especially for beginners, the face does not come into contact with water, there is no feeling of anxiety, no tension, and the mouth and nose can breath as well as on land, and they do not feel any unnaturalness during breathing, and Since the middle of the hose is penetrated and fixed to a hose holder suspended from a hook detachable from a hose fitting attached to a waist belt of a beginner, the hose is unexpectedly detached from an instructor or a beginner. There is no fear that abnormal situations will occur, and during swimming,
In the event that the hose gets entangled in the algae, reefs, etc. in the water or in the proximity of beginners, temporarily remove the hook from the hose fitting, and the beginner will have more freedom to move the hose in the normal free It can easily return to a floating state, and there is no danger of falling into a sense of danger underwater. Since the field of view is wider than conventional masks, it is possible to fully understand the situation around the surroundings, and it is possible to attach a telephone if necessary, so that you can talk with instructors and beginners underwater mutually, increasing the sense of security In addition, one gas cylinder and one regulator are sufficient, which is economical for the user.

[0011]

[Brief description of the drawings]

FIG. 1 is an explanatory view of a main part according to the present invention.

FIG. 2 is a perspective view of an entire mask used in the present invention.

FIG. 3 is an exploded perspective view showing a beginner wearing a hose on a waist belt.

FIG. 4 is an explanatory diagram of a conventional instructor and a beginner in a diving state.

[Explanation of symbols]

B ₁ , B ₂ Beginner K Full face mask on the instructor side M ₁ , M ₂ Full face mask on the beginner side S Instructor Y Hose fittings h ₁ , h ₂ Long hoses r ₁ , r _{2 on the} beginner side Two-stage decompression unit w ₁ , w ₂ Waist belt for beginners side 11 Gas cylinder 12 First-stage decompression unit 16 Hook 19 Hose holder

Claims (1)

(57) [Scope of request for utility model registration] 1. An end of a long hose is communicated with a first-stage decompression unit attached to a gas cylinder carried by an instructor who has a full face mask on the face, and a middle part of the hose is connected to the full face mask only.
On the face, and wear a gas cylinder.
A hook that can be freely attached to and detached from the hose fittings attached to the belt
Penetrating and fixed to the suspension of the hose holder click, and communicating the other end of the hose to the second-stage pressure reducing unit of the entire mask beginners,
A beginner management apparatus using a full-face mask, in which air from the gas cylinder is supplied to a beginner through a hose and an instructor manages the beginner in the water through a hose.