CN214325341U

CN214325341U - Portable compression life buoy

Info

Publication number: CN214325341U
Application number: CN202022334686.1U
Authority: CN
Inventors: 何亚飞; 曾立刚
Original assignee: China National Chemical Engineering Third Construction Co Ltd
Current assignee: China National Chemical Engineering Third Construction Co Ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-10-01
Anticipated expiration: 2030-10-20

Abstract

The utility model relates to a portable compression life buoy. The portable compression life buoy comprises a ring body, wherein the ring body comprises at least one group of bag bags, at least one group of water inlets are formed in the outer surfaces of the bag bags, water permeable mechanisms are arranged on the surfaces of the water inlets, water outside the ring body enters the bag bags through the water permeable mechanisms, after the bag bags are completely expanded, the water permeable mechanisms prevent the water outside the ring body from entering the bag bags, and expansion objects are placed inside the bag bags; the outer surface of the ring body is fixedly connected with a connecting rope, and the other end of the connecting rope is fixedly connected with a hanging and pulling piece; this portable compression life buoy can utilize inertia to throw out the life buoy, and the handheld pull ring of the other end withdraws the life buoy of throwing through pull ring and rope to save the personnel back to the bank, and the person of saving need not to descend water.

Description

Portable compression life buoy

Technical Field

The utility model belongs to the technical field of the life buoy, concretely relates to portable compression life buoy.

Background

When a flood comes or a drowning person is met, the life buoy is urgently needed, and if the underwater condition, water flow and the like are unfamiliar to personal launching rescue, accidents are easily caused. However, the existing life saving facilities on the market are large in size, not easy to carry, and the life buoy and other materials are difficult to allocate. The life buoy throwing device can throw out a life buoy by utilizing inertia, the other end of the life buoy holds the pull ring by hand, and the thrown life buoy is withdrawn by the pull ring and the rope, so that people are rescued to the bank without launching the people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, reasonable in design's portable compression life buoy in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a portable compression life buoy comprises a ring body, wherein the ring body comprises at least one group of bag bodies, at least one group of water inlets are formed in the outer surfaces of the bag bodies, water permeable mechanisms are arranged on the surfaces of the water inlets, water outside the ring body enters the bag bodies through the water permeable mechanisms, after the bag bodies are fully expanded, the water permeable mechanisms prevent the water outside the ring bodies from entering the bag bodies, and expansion objects are placed inside the bag bodies; the outer surface of the ring body is fixedly connected with a connecting rope, and the other end of the connecting rope is fixedly connected with a hanging piece.

As a further optimization of the present invention, the expansion means comprises a compressed gas tank.

As a further preferred embodiment of the present invention, the swelling agent comprises a reactant.

As a further optimization of the present invention, the expanding material comprises a foaming agent.

As a further optimization scheme of the utility model, the expansion material comprises a plurality of groups of pills, the outer layer of the pills is a salt buffer layer, and the inner layer of the pills is a reactant and a foaming agent.

As a further optimization scheme of the utility model, the connection rope is the nylon rope.

As a further optimization scheme of the utility model, the hanging and pulling piece is a hanging ring.

As a further optimization scheme of the utility model, still include the sealant, the circle body is placed in the sealant.

As a further optimization scheme of the utility model, the sealing object is a plastic bag body.

As a further optimization scheme of the utility model, the mechanism of permeating water is for permeating water curtain cloth layer or check valve.

The beneficial effects of the utility model reside in that: the utility model is provided with the connecting rope and the hanging and pulling piece, the ring body can be thrown out to implement rescue, and the connecting rope is pulled by the hanging and pulling piece, so that the ring body can be conveniently withdrawn and the rescued person can be pulled back; the ring body is usually in a compressed state, is convenient to carry and is placed in a sealing object, the sealing object is used for placing the expansion object in the ring body, and the ring body is provided with a water inlet on the surface, so that the expansion object can conveniently react with water; the expansion material contains foaming agent, the foaming agent expands into solid state after contacting with water, and the ring body still has salvation capability after the bag is damaged; the whole device is simple in structure, convenient to operate, flexible to use and convenient to popularize and use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a loop body; 2. a pouch; 3. a water inlet; 4. connecting ropes; 5. and (4) hanging and pulling pieces.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, a portable compression life buoy comprises a ring body 1, wherein the ring body 1 comprises at least one group of bag 2, the outer surface of the bag 2 is provided with at least one group of water inlets 3, the surface of the water inlets 3 is provided with a water permeable mechanism, water outside the ring body 1 enters the bag 2 through the water permeable mechanism, after the bag 2 is fully expanded, the water permeable mechanism prevents the water outside the ring body 1 from entering the bag 2, and an expansion object is placed inside the bag 2; the outer surface of the ring body 1 is fixedly connected with a connecting rope 4, and the other end of the connecting rope 4 is fixedly connected with a hanging piece 5. The material of the bag 2 can adopt an explosion-proof high-temperature resistant rubber material.

The water permeable mechanism can adopt a flow metering sensor to be matched with a control valve, and after a certain amount of water is introduced into the control valve, the control valve is closed to prevent outside water from entering again; the water permeable mechanism can also adopt a mode that a pressure sensor is arranged in the bag 2 and is matched with a control valve for use, after the bag 2 expands, the internal pressure is increased, and when the value reaches a set value, the control valve is closed to prevent external water from entering again; in the implementation of the two schemes, the controller needs to be matched with a simple controller and a power supply for use, the controller can meet simple hierarchical regulation and control, and no other special requirements exist;

the expansion material can be a common small compressed gas tank, but when in use, the compressed gas tank is often required to be opened first to expand the ring body 1, but the compressed gas tank has the defects of heavy weight and high cost;

the scheme of the water permeable mechanism and the scheme of the compressed air tank undoubtedly increase the manufacturing cost of the survival ring, and in order to reduce the cost, two specific schemes of the water permeable mechanism are provided in the embodiment, namely a water permeable curtain; secondly, a check valve element; in the embodiment, the check valve is used as a water permeable mechanism, and the expansion substance is a foaming agent or a pill body prepared by matching the foaming agent and a reactant; when the expanding material is a foaming agent, the foaming agent can be polyurethane, polyvinyl chloride (both hard and soft), polystyrene, polypropylene, ABS and polyethylene, in the embodiment, a polyurethane material is selected, and the foaming agent reacts with water for a certain time, so that the compressed capsule bag 2 cannot be rapidly expanded, therefore, the best scheme is a pill body prepared by matching the foaming agent and a reactant, the outer layer of the pill body is a salt buffer layer, the inner layer of the pill body is the reactant and the foaming agent, in the embodiment, the outer layer is sodium chloride, and the middle layer is LiAlH₄And polyurethane material, after water is fed in, the water salt is dissolved and used as buffer agent to buffer reaction, at the same time the reaction product is producedA large amount of gas pushes the polyurethane material to expand, so that the ring body 1 is expanded, and the water permeable curtain or the check valve is closed;

reaction of lithium aluminum hydride with water:

LiAlH₄+2H₂O→LiAlO₂+4H₂

LiAlH₄+4H₂O→LiOH+Al(OH)₃+4H₂；

in a normal state, the bag body 2 is in a compressed and tightened state, the connecting rope 4 is a nylon rope, the hanging and pulling piece 5 is a hanging ring, when the ring is used, the plastic bag body is firstly torn, the ring body 1 is taken out, a user holds the hanging and pulling piece 5 by hand and throws the ring body 1 into water, in the embodiment, the ring body 1 consists of four groups of bag bodies 2 which are adhered to each other, the upper end surface and the lower end surface of the ring body 1 are respectively provided with four groups of water inlets 3, the water inlets 3 are uniformly distributed, after the ring body 1 enters water, the water outside the ring body 1 enters the bag body 2 through a water permeable curtain or a check valve and contacts with pills in the bag body 2 to react, each bag body 2 expands, and the ring body 1 is integrally formed, floats on the water surface, is convenient for rescue, and is convenient to pull back to continue throwing after one-time throwing failure; the foaming agent in the bag expands to be solid, and when the bag 2 is subjected to air leakage and breakage caused by sharp objects such as rocks and branches, the rescue requirements can still be met.

Example 2

As shown in fig. 1, on the basis of the above embodiment, the life buoy is further improved, in this embodiment, the ring body 1 is composed of four groups of bags 2, a plastic pull ring is arranged between two adjacent groups of bags 2, and the plastic pull ring can increase the weight of the whole ring body 1, so as to facilitate better throwing out, friction lines are arranged on the surface of the plastic pull ring, and a handle-shaped protrusion, glue is coated on the surface of the plastic pull ring, the plastic pull ring is connected with the bags 2 through the glue, and after the bags 2 are damaged, a rescued person can be rescued by holding the plastic pull ring.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A portable compression life buoy is characterized by comprising a ring body (1), wherein the ring body (1) comprises at least one group of bag (2), at least one group of water inlets (3) are formed in the outer surface of the bag (2), a water permeable mechanism is arranged on the surface of each water inlet (3), water outside the ring body (1) enters the bag (2) through the water permeable mechanism, after the bag (2) is fully expanded, the water permeable mechanism prevents the water outside the ring body (1) from entering the bag (2), and an expansion object is placed inside the bag (2); the outer surface of the ring body (1) is fixedly connected with a connecting rope (4), and the other end of the connecting rope (4) is fixedly connected with a hanging piece (5).

2. A portable compressed life buoy as claimed in claim 1, wherein: the inflation material comprises a compressed gas tank.

3. A portable compressed life buoy as claimed in claim 1, wherein: the dilatant includes a reactant.

4. A portable compressed life buoy according to claim 2 or 3, wherein: the dilatant includes a blowing agent.

5. A portable compressed life buoy as claimed in claim 1, wherein: the expandable material comprises a plurality of groups of pills, the outer layer of each pill is a salt buffer layer, and the inner layer of each pill is a reactant and a foaming agent.

6. A portable compressed life buoy as claimed in claim 1, wherein: the connecting rope (4) is a nylon rope.

7. A portable compressed life buoy as claimed in claim 1, wherein: the hanging and pulling piece (5) is a hanging ring.

8. A portable compressed life buoy as claimed in claim 1, wherein: the ring body (1) is placed in the sealing object.

9. A portable compressed life buoy as claimed in claim 8, wherein: the sealing object is a plastic bag body.

10. A portable compressed life buoy as claimed in claim 1, wherein: the water permeable mechanism is a water permeable curtain cloth layer or a check valve.