CN218877539U

CN218877539U - Wrist type underwater lifesaving device

Info

Publication number: CN218877539U
Application number: CN202222285454.0U
Authority: CN
Inventors: 李小东; 李嘉成
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-04-18
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a wrist type water lifesaving device, which comprises a main shell and a wrist strap, wherein a compressed gas container is fixed at the bottom in the main shell, a container plug is movably inserted in an exhaust port of the compressed gas container, the lower end surface of a connecting piece of the container plug is hermetically connected with one end of a corrugated pipe, the other end of the corrugated pipe is hermetically connected with the exhaust port of the compressed gas container, and the top of the connecting piece of the container plug is connected with an air inlet of an air bag; one end of the pressure lever is fixed with the side edge of the connecting sheet of the container plug, an air bag ejection port is formed in the top of the main shell, and a gland is hinged in the air bag ejection port; wood pulp sponge is placed below one end of the pressure lever close to the gland. Because the wood pulp sponge is when the drying, inside lignocellulose makes the wood pulp sponge have certain hardness, when transporting and taking, the wood pulp sponge can provide certain holding power, ensures to touch the gland in the mistake after, can not push down the depression bar, ensures that the device can not trigger by mistake under anhydrous state, ensures the reliability of device.

Description

Wrist type underwater lifesaving device

The technical field is as follows:

the utility model relates to an aquatic lifesaving articles for use field, concretely relates to wrist formula aquatic life saving equipment.

Background art:

the existing underwater life saving equipment mainly takes life buoys and life jackets as main parts, the life buoys and life buoys need to be prepared before launching, the size is large, launching is inconvenient to carry out, and in order to improve the underwater portability of life saving products, some life saving wrist bands appear in the market at present, but the triggering principle of the products is that external force triggers a structure similar to a valve, so that compressed gas quickly fills an air bag, and the effect of providing buoyancy is achieved; therefore, the life-saving wrist strap is frequently mistakenly touched during transportation or taking, compressed gas is discharged and cannot be used again, so that the device fails before use, and the life-saving wrist strap has a very high false triggering rate.

The utility model has the following contents:

an object of the utility model is to provide a wrist formula aquatic life saving equipment.

The utility model discloses by following technical scheme implement:

a wrist type water lifesaving device comprises a main shell and a wrist strap, wherein two sides of the main shell are respectively fixed with the wrist strap; a compressed gas container is fixed at the bottom in the main shell, liquefied gas is filled in the compressed gas container, a container plug is movably inserted in an exhaust port of the compressed gas container, the lower end face of a connecting piece of the container plug is hermetically connected with one end of a corrugated pipe, the other end of the corrugated pipe is hermetically connected with the exhaust port of the compressed gas container, and the top of the connecting piece of the container plug is connected with an air inlet of an air bag; a support rod is vertically fixed in the main shell, a pressure rod is hinged to the top of the support rod, one end of the pressure rod is fixed to the side edge of the connecting sheet of the container plug, an air bag ejection port is formed in the top of the main shell, a gland is hinged to the air bag ejection port, and the top of the other end of the pressure rod is abutted to the bottom, away from the hinging position with the air bag ejection port, of the gland; the depression bar is close to the wood pulp sponge has been placed to the one end below of gland a plurality of water inlet has been seted up to the side of the main casing body.

Preferably, the container plug comprises a plug body, a connecting sheet and a connecting rod, the plug body is movably inserted into an exhaust port of the compressed gas container, the connecting rod is fixed at the top of the connecting sheet, the connecting sheet is fixed at the top of the connecting rod, and a plurality of vent holes are formed in the connecting sheet.

Preferably, a floating ball box is fixed at one end of the pressure lever close to the gland, a plurality of water through openings are formed in the side wall of the floating ball box, a rope threading cylinder is fixed at the bottom of the inner side of the floating ball box, a floating ball is arranged in the floating ball box and fixed with a pull rope, the pull rope penetrates through the rope threading cylinder and is connected with the top of a support rod positioned below the floating ball box, and an inclined hole is formed at the bottom of the pull rope penetrating through the floating ball box; an iron block is fixed at the bottom of the supporting rod, and a magnet is fixed at the position of the inclined hole corresponding to the inner part of the main shell.

The utility model has the advantages that: because the wood pulp sponge is when the drying, inside lignocellulose makes the wood pulp sponge have certain hardness, when transporting and taking, the wood pulp sponge can provide certain holding power, ensures to touch the gland in the mistake after, can not push down the depression bar, ensures that the device can not trigger by mistake under anhydrous state, ensures the reliability of device.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a partial enlarged view A of FIG. 1;

FIG. 3 is a schematic structural view of the buoyant box of FIG. 1;

FIG. 4 is a top view of the container stopper;

fig. 5 is a schematic structural diagram of the utility model when triggered;

fig. 6 is a partial enlarged view B of fig. 5;

FIG. 7 is a schematic structural view of the buoyant box of FIG. 5;

fig. 8 is a schematic diagram of the overall structure of the present invention when triggered.

In the figure: the device comprises a main shell 1, an air bag ejection opening 1.1, a wrist strap 2, a compressed gas container 3, a container plug 4, a plug body 4.1, a connecting sheet 4.2, a connecting rod 4.3, a vent hole 4.4, a corrugated pipe 5, an air bag 6, a supporting rod 7, a pressing rod 8, a pressing cover 9, wood pulp sponge 10, a water inlet 11, a floating ball box 12, a water through opening 12.1, an inclined hole 12.2, a rope penetrating cylinder 13, a floating ball 14, a pulling rope 15, a supporting rod 16, an iron block 17 and a magnet 18.

The specific implementation mode is as follows:

as shown in fig. 1 to 8, a wrist type life saving device in water comprises a main shell 1 and a wrist strap 2, wherein two sides of the main shell 1 are respectively fixed with the wrist strap 2; a compressed gas container 3 is fixed at the bottom in the main shell 1, liquefied gas is filled in the compressed gas container 3, the liquefied gas is carbon dioxide, the compressed gas container 3 is made of heat insulation materials, a container plug 4 is movably inserted in an exhaust port of the compressed gas container 3, the container plug 4 comprises a plug body 4.1, a connecting sheet 4.2 and a connecting rod 4.3, the plug body 4.1 is movably inserted in the exhaust port of the compressed gas container 3, the top of the connecting sheet 4.2 is fixed with a connecting rod 4.3, the top of the connecting rod 4.3 is fixed with the connecting sheet 4.2, and the connecting sheet 4.2 is provided with a plurality of vent holes 4.4; the lower end face of a connecting sheet 4.2 of the container plug 4 is hermetically connected with one end of a corrugated pipe 5, the other end of the corrugated pipe 5 is hermetically connected with an exhaust port of the compressed gas container 3, and the top of the connecting sheet 4.2 of the container plug 4 is connected with an air inlet of an air bag 6; a supporting rod 7 is vertically fixed in the main shell 1, a pressing rod 8 is hinged to the top of the supporting rod 7, one end of the pressing rod 8 is fixed to the side edge of a connecting sheet 4.2 of the container plug 4, an air bag 6 ejection opening 1.1 is formed in the top of the main shell 1, a pressing cover 9 is hinged to the inside of the air bag 6 ejection opening 1.1, and the top of the other end of the pressing rod 8 is abutted to the bottom of the pressing cover 9, far away from the hinged position with the air bag 6 ejection opening 1.1; a wood pulp sponge 10 is arranged below one end of the pressure lever 8 close to the gland 9, and a plurality of water inlets 11 are formed in the side surface of the main shell 1;

before the aquatic activities, the device is worn on the wrist through the wrist strap 2; after launching, water enters the main shell 1 from the water inlet 11, and the wood pulp sponge 10 becomes soft when meeting water; after danger occurs, the other hand presses the gland 9, the gland 9 is pressed down, one end of the pressure rod 8 close to the gland 9 is pressed down, one end of the pressure rod 8 connected with the container plug 4 moves upwards to drive the container plug 4 to be pulled out of an exhaust port of the compressed gas container 3, liquefied gas in the compressed gas container 3 loses pressure and is rapidly gasified, the air bag 6 is rapidly filled in the air bag 6 through the vent hole 4.4, the gland 9 is pushed open after the air bag 6 expands and is ejected out of an ejection port 1.1 of the air bag 6 to the outer side of the main shell 1, and the air bag 6 expands and has larger buoyancy in water, so that the buoyancy is enough to enable a user to float on the water surface, and the lifesaving effect is achieved;

when the wood pulp sponge 10 is dry, the wood pulp sponge 10 has certain hardness due to the internal wood fibers, so that the wood pulp sponge 10 can provide certain supporting force during transportation and taking, the pressing rod 8 cannot be pressed down after the pressing cover 9 is touched by mistake, the device cannot be triggered by mistake in a waterless state, and the reliability of the device is ensured;

a floating ball box 12 is fixed at one end of the pressure lever 8 close to the gland 9, a plurality of water through ports 12.1 are formed in the side wall of the floating ball box 12, a rope threading tube 13 is fixed at the bottom of the inner side of the floating ball box 12, a floating ball 14 is arranged in the floating ball box 12, the floating ball 14 is fixed with a pull rope 15, the pull rope 15 penetrates through the rope threading tube 13 and is connected with the top of a support rod 16 positioned below the floating ball box 12, and an inclined hole 12.2 is formed at the bottom of the pull rope 15 penetrating through the floating ball box 12; an iron block 17 is fixed at the bottom of the support rod 16, and a magnet 18 is fixed at the corresponding position of the inclined hole 12.2 in the main shell 1;

before entering water, the floating ball 14 is in a free state, meanwhile, the wood pulp sponge 10 is in a wet state, and the effect of preventing mistaken touch cannot be achieved, after the pressing cover 9 is touched by mistake, because the floating ball 14 is in the free state, the iron block 17 at the bottom of the supporting rod 16 is adsorbed on the magnet 18, the pressing rod 8 moves downwards, the supporting rod 16 can abut against the floating ball box 12, the pressing rod 8 is prevented from moving, and the mistaken touch is ensured not to occur;

if the utility model is in water, water enters the main shell 1 from the water inlet 11 and enters the floating ball box 12 from the water through hole 12.1, the floating ball 14 floats upwards under the buoyancy of water, the floating ball 14 moves upwards, the support rod 16 is pulled by the pull rope 15 to move, the iron block 17 on the support rod 16 is separated from the magnet 18 and continues to move upwards, the support rod 16 is pulled into the inclined hole 12.2, the support rod 16 is inclined, the press cover 9 is pressed, the press rod 8 moves downwards, and the air bag 6 is popped out;

through setting up rope penetrating tube 13, can ensure that this device can both make and ensure the floater 14 motion back at any angle of aquatic, including putting and putting to one side instead, the homoenergetic reaches the effect of pulling stay cord 15, ensures that this device all can trigger at any angle.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wrist type underwater lifesaving device is characterized by comprising a main shell and wrist bands, wherein two sides of the main shell are respectively fixed with the wrist bands; a compressed gas container is fixed at the bottom in the main shell, liquefied gas is filled in the compressed gas container, a container plug is movably inserted in an exhaust port of the compressed gas container, the lower end face of a connecting sheet of the container plug is hermetically connected with one end of a corrugated pipe, the other end of the corrugated pipe is hermetically connected with an exhaust port of the compressed gas container, and the top of the connecting sheet of the container plug is connected with an air inlet of an air bag; a support rod is vertically fixed in the main shell, a pressure rod is hinged to the top of the support rod, one end of the pressure rod is fixed to the side edge of the connecting sheet of the container plug, an air bag ejection port is formed in the top of the main shell, a gland is hinged to the air bag ejection port, and the top of the other end of the pressure rod is abutted to the bottom, away from the hinging position with the air bag ejection port, of the gland; the depression bar is close to the wood pulp sponge has been placed to the one end below of gland a plurality of water inlet has been seted up to the side of the main casing body.

2. The wrist type life saving device in water as claimed in claim 1, wherein the container plug comprises a plug body, a connecting piece and a connecting rod, the plug body is movably inserted into the exhaust port of the compressed gas container, the connecting rod is fixed at the top of the connecting piece, the connecting piece is fixed at the top of the connecting rod, and a plurality of vent holes are formed in the connecting piece.

3. The wrist type water lifesaving device according to claim 1 or 2, wherein a floating ball box is fixed at one end of the compression bar close to the gland, a plurality of water through ports are formed on the side wall of the floating ball box, a rope threading tube is fixed at the bottom of the inner side of the floating ball box, a floating ball is arranged in the floating ball box, the floating ball is fixed with a pull rope, the pull rope penetrates through the rope threading tube to be connected with the top of the support bar positioned below the floating ball box, and an inclined hole is formed at the bottom of the pull rope penetrating through the floating ball box; an iron block is fixed at the bottom of the supporting rod, and a magnet is fixed at the position of the inclined hole corresponding to the inner part of the main shell.