CN212220518U - One-driving-two underwater rescue respirator - Google Patents

Abstract

The utility model discloses a one-to-two underwater rescue respirator, which comprises an air source, a three-way connecting piece and a mask, wherein the three-way connecting piece comprises a first branch, a second branch and a third branch, the first branch and the third branch are on the same axis and are communicated with the mask, a control valve is arranged on the second branch and comprises a valve body, a sealing ring and a nut, two ends of the valve body are in a threaded shape and are screwed on the second branch and are fastened and sealed through the nuts at two ends and the sealing ring; the utility model has the advantages of reasonable design, simple to use connects two face guards through the tee junction spare, satisfies the rescuer and is breathed compressed air simultaneously by the rescuer and uses, reaches rescue effect under water.

Description

One-driving-two underwater rescue respirator

Technical Field

The utility model relates to a scuba diving, especially, relate to one drags two rescue respirators under water.

Background

Accidents such as ship turning over and sinking on the sea occur, the environment in the cabin is complex and the survival conditions of people are bad in the process of underwater cabin entry rescue, and if the people can not breathe enough oxygen, the rescue time is long, and the like, the rescue is successfully implemented with a plurality of challenges. And conventional lifesaving facilities are difficult to satisfy actual rescue needs, often cause the burden for the rescuer, even dangerous, consequently need a section can satisfy the rescuer and breathe the use, can satisfy again simultaneously by the rescuer and breathe the use, realize more high-efficient more convenient search in the cabin, take the people out of the cabin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a structural design is reasonable, convenient, satisfy many people and breathe rescue respirator who uses.

The purpose of the utility model is realized like this: one drags two rescue respirators under water, including air supply, tee junction spare and face guard, tee junction spare includes branch road one, branch road two and branch road three, branch road one and branch road three are on same axis and communicate the face guard, set up control flap on the branch road two, control flap includes valve body, sealing washer, nut, the valve body both ends are twisted for the screw thread form and twist soon on branch road two and fasten sealedly through both ends nut and sealing washer.

As a further preferred aspect of the present invention, the face mask is divided into a main face mask and a sub-face mask.

As a further preferred scheme of the utility model, branch road three-connection main face guard.

As a further preferred scheme of the utility model, the branch road connects inferior face guard two times.

As a further preferred scheme of the utility model, branch road one connects the air supply.

As a further preferred scheme of the utility model, the air supply includes compressed air gas cylinder, low pressure air compressor machine.

As a further preferable scheme of the utility model, the secondary face mask adopts a 69-3 type.

Compared with the prior art, the utility model discloses the beneficial effect who has as follows:

1. the utility model discloses a tee junction spare is used for connecting two face guards, main face guard and inferior face guard, and two face guards are given the rescuer simultaneously and are provided compressed air by the rescuer, guarantee that both have sufficient air respiration, reach the rescue purpose and protect rescuer safety.

2. A control valve is added on the pipeline of the secondary mask to prevent gas leakage caused by reasons before rescue.

3. The secondary mask adopts a 69-3 type, is closed, is convenient to wear, is not easy to fall off, has smaller volume than a KMB diving helmet, has fewer pipelines and accessory parts, is less convenient to carry, and has good function of rescue under the conditions of dealing with complex environments in a cabin, narrow doorways and the like.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the technical description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the control valve.

Fig. 3 is a schematic block diagram of the present invention.

Wherein, 1-tee junction spare: 11-branch one, 12-branch two, 13-branch three, 2-control valve: 21-valve body, 22-sealing ring, 23-nut, 3-main mask, 4-secondary mask and 5-gas source.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, the one-driving-two underwater rescue respirator comprises an air source, a three-way connecting piece 1 and a mask, wherein the three-way connecting piece 1 comprises a first branch 11, a second branch 12 and a third branch 13, the first branch 11 and the third branch 13 are on the same axis and are communicated with the mask, a control valve 2 is arranged on the second branch 12, the control valve 2 comprises a valve body 21, a sealing ring 22 and a nut 23, two ends of the valve body 21 are threaded and screwed on the second branch 12, and the two ends of the valve body 21 are fastened and sealed through the nuts 23 and the sealing rings 22.

Preferably, the mask is divided into a primary mask 3 and a secondary mask 4.

Preferably, said branch three 13 is connected to the main mask 3.

Preferably, the second branch 12 is connected to the secondary mask 4.

Preferably, the branch line one 11 is connected with the gas source 5.

Preferably, the air source 5 comprises a compressed air cylinder, a low pressure air compressor.

Preferably, the secondary face mask 4 is of the 69-3 type.

The first embodiment is as follows:

during the use, connect air supply 5 with branch road one 11, the rescuer wears main face guard 3 (main face guard 3 is connected through branch road three 13, supplies to support) and enters into under water, searches for and rescues, wears secondary face guard 4 to the face of the rescuee and supplies its breathing (secondary face guard 4 is through branch road two 12 intercommunications, supplies to support) when finding the rescuee, satisfy two people simultaneously through tee junction spare 1 and breathe under water, do not influence the rescuer and breathed by the rescuee, guarantee rescuer's safety.

Example two:

the one-driving-two underwater rescue respirator is characterized in that a main air supply pipeline is transformed, and a self-changing pipeline three-way device is additionally arranged, wherein the main air supply pipeline is used by a diver, the other pipeline is connected with a closed diving mask (69-3 type) of the diver through the three-way device, and an air valve is additionally arranged at the pipeline end of the diver to be controlled by the diver, so that air leakage caused by reasons before rescue is carried out is prevented. Wherein, the tee joint equipment of the pipeline is changed automatically, and the tee joint can be used by all the existing pipe supply type diving equipment. The face mask (69-3 type) of the rescued person is closed, is convenient to wear and not easy to fall off, has smaller volume than a KMB diving helmet, is less convenient to carry with pipelines and accessories, and plays a good role in rescuing under the conditions of dealing with complex environments in the cabin, narrow doorways and the like.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention.

Claims (7)

1. One drags two rescue breathing apparatus under water, including air supply, tee junction spare and face guard, its characterized in that: the tee bend connecting piece includes branch road one, branch road two and branch road three, branch road one and branch road three are on same axis and communicate the face guard, set up control flap on the branch road two, control flap includes valve body, sealing washer, nut, the valve body both ends are the screw thread form and twist soon on branch road two and fasten sealedly through both ends nut and sealing washer.

2. The one-drag-two underwater rescue respirator of claim 1, wherein: the face mask is divided into a main face mask and a secondary face mask.

3. The one-drag-two underwater rescue respirator of claim 1, wherein: and the branch III is connected with the main mask.

4. The one-drag-two underwater rescue respirator of claim 1, wherein: the branch circuit II is connected with the secondary mask.

5. The one-drag-two underwater rescue respirator of claim 1, wherein: and the first branch is connected with an air source.

6. The one-drag-two underwater rescue respirator of claim 1, wherein: the air source comprises a compressed air cylinder and a low-pressure air compressor.

7. The one-drag-two underwater rescue respirator of claim 4, wherein: the secondary mask adopts a 69-3 type.

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