CN217730737U - Special foldable life raft of marine lifesaving - Google Patents

Abstract

The utility model relates to a rescue technical field at sea especially relates to a special foldable life raft of marine life saving, dedicated life raft of present marine life saving occupies bulky mostly, it is inconvenient to transport, the embodiment of the application is through providing special foldable life raft of marine life saving, rotation through folded sheet one and folded sheet two is connected, utilize the flexible mutual fixed connection who realizes folded sheet one and folded sheet two of connecting block simultaneously, easy operation is swift, can accomodate when not using simultaneously, greatly reduced life raft's area, be convenient for simultaneously accomodating of real life raft, reduce life raft's area when not using, the work is accomplished, also save space for the lifeboat, facilitate for marine rescue.

Description

Special foldable life raft of marine lifesaving

Technical Field

The utility model relates to a rescue technical field especially relates to a special foldable life raft of marine life saving.

Background

The life raft is a boat for life saving without self-navigation capability. A certain amount of food and fresh water are prepared in the life raft for passengers to drift for rescue on the sea.

The life rafts can be divided into rigid life rafts and inflatable life rafts according to the structural form.

Most of the existing rigid life rafts special for marine life saving have good bearing performance, but have certain defects. Such as large occupied volume, inconvenient transportation,

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a special foldable life raft of marine lifesaving, connects through the rotation of folded sheet one and folded sheet two, utilizes the flexible mutual fixed connection who realizes folded sheet one and folded sheet two of connecting block simultaneously, and easy operation is swift, can accomodate when not using simultaneously, greatly reduced life raft's area.

The embodiment of the application provides a special folding life raft for marine life saving, which comprises a first folding plate and a second folding plate;

the air cushions are arranged at the bottoms of the first folding plate and the second folding plate, and a connecting mechanism is arranged in the second folding plate;

the connecting mechanism comprises a bolt, the end part of the bolt penetrates through a second folding plate and a driving bevel gear fixed connection, the bolt is connected with the second folding plate in a rotating mode, the outside of the driving bevel gear is connected with a driven bevel gear in a meshed mode, the inside of the driven bevel gear is connected with a lead screw in a fixed mode, the two ends of the lead screw are connected with the second folding plate in a rotating mode, the outside of the lead screw is connected with a connecting block in a spiral mode, the outside of the connecting block is connected with the second folding plate in a sliding mode, the end of the connecting block penetrates through the second folding plate, and a connecting groove is formed in the side face, close to the second folding plate, of the first folding plate.

Preferably, the outside of connecting block is the setting of type in bas-relief, and the inside bracing piece that is provided with a plurality of even settings of recess of connecting block.

Preferably, the connecting block is made of a polyurethane plate.

Preferably, the bolt is made of a countersunk bolt, a countersunk hole is formed in the second folding plate, and the upper surface of the bolt is not higher than that of the second folding plate.

Preferably, the folding device further comprises a plurality of barriers which are arranged on the upper surfaces of the first folding plate and the second folding plate and are mutually and rotatably connected with the vertical barriers, the barriers are rotatably connected with the first folding plate and the second folding plate, and the side surfaces of the barriers are provided with limiting mechanisms;

stop gear includes spacing casing, spacing casing and horizontal bar fixed connection, and the inside fixed mounting of spacing casing has the spring, the other end and the push rod fixed connection of spring, and the outside and the spacing casing sliding connection of push rod, the downside and the fixture block fixed connection of push rod, the outside of fixture block is run through spacing casing and is connected with the stopper, and stopper and horizontal bar fixed connection.

Preferably, the first folding plate and the second folding plate are provided with accommodating grooves at the mounting positions of the barriers.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. in the utility model, the first folding plate and the second folding plate are opened, the bolt is rotated to further drive the driving bevel gear and the driven bevel gear to rotate, the lead screw is further driven to rotate and the connecting block is further driven to move, the connecting block is inserted and combined with the first folding plate, and the first folding plate and the second folding plate are further fixedly connected with each other, and the air cushion is inflated simultaneously, so that the opening function can be realized, and the operation is simple and rapid;

2. the utility model discloses in, utilize stop gear to withdraw the fender fence, the air cushion gassing is folded folding plate one, folding plate two and to be in the same place, can realize accomodating of life raft, reduces the area of life raft when not using, and work is accomplished.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of the connection structure of the first folding plate and the second folding plate in the present application;

FIG. 3 is a schematic view of the internal structure of the limiting mechanism of the present application;

FIG. 4 is a top view of the overall structure of the present application with the barrier retracted;

FIG. 5 is a schematic side view of a second folding plate according to the present application;

fig. 6 is a schematic side view of a first folding plate in the present application.

In the figure: 1-a first folding plate, 2-an air cushion, 4-a second folding plate, 5-a rotating block, 6-a barrier, 7-a limiting mechanism, 71-a spring, 72-a limiting shell, 73-a limiting block, 74-a push rod, 75-a clamping block, 8-an accommodating groove, 9-a connecting mechanism, 91-a bolt, 92-a driving helical gear, 93-a screw rod, 95-a connecting groove, 96-a connecting block and 97-a driven helical gear.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, the present invention provides a technical solution:

a folding type life raft special for marine life saving comprises a first folding plate 1 and a second folding plate 4, wherein rotating blocks 5 are arranged on the opposite sides of the first folding plate 1 and the second folding plate 4, the first folding plate 1 is rotatably connected with the second folding plate 4 through the rotating blocks 5, air cushions 2 are arranged at the bottoms of the first folding plate 1 and the second folding plate 4, and a connecting mechanism 9 is arranged inside the second folding plate 4;

the connecting mechanism 9 includes a bolt 91, the end of the bolt 91 penetrates through the second folding plate 4 and the driving bevel gear 92, and the bolt 91 is rotatably connected with the second folding plate 4, the outside of the driving bevel gear 92 is meshed with the driven bevel gear 97, and the inside of the driven bevel gear 97 is fixedly connected with the lead screw 93, both ends of the lead screw 93 are rotatably connected with the second folding plate 4, and the outside of the lead screw 93 is spirally connected with the connecting block 96, the outside of the connecting block 96 is slidably connected with the second folding plate 4, and the end of the connecting block 96 penetrates through the second folding plate 4, and the connecting groove 95 is formed in the side surface of the first folding plate 1 close to the second folding plate 4.

The outside of connecting block 96 is the font setting of taking a Chinese character 'ao', and the recess of connecting block 96 is inside to be provided with the bracing piece of a plurality of even settings.

So set up, the joint strength is guaranteed after folded sheet 1 and folded sheet 4 of being convenient for are connected, takes place danger in the avoidance of use.

Connecting block 96 is fabricated from a polyurethane plate.

So set up, can guarantee connecting block 96's intensity, and the corrosivity of resistant sea water, improve connecting block 96's life.

The bolt 91 is made of a countersunk bolt, a countersunk hole is formed in the second folding plate 4, and the upper surface of the bolt 91 is not higher than that of the second folding plate 4.

So set up, make life raft in the use, bolt 91 can not be outstanding, avoids causing danger.

The folding device also comprises a plurality of barriers 6 which are arranged on the upper surfaces of the first folding plate 1 and the second folding plate 4 and are mutually and rotatably connected with the vertical barriers, the barriers 6 are rotatably connected with the first folding plate 1 and the second folding plate 4, and the side surface of each barrier 6 is provided with a limiting mechanism 7;

the limiting mechanism 7 comprises a limiting shell 72, the limiting shell 72 is fixedly connected with the rail, a spring 71 is fixedly mounted inside the limiting shell 72, the other end of the spring 71 is fixedly connected with a push rod 74, the outside of the push rod 74 is slidably connected with the limiting shell 72, the lower side surface of the push rod 74 is fixedly connected with a fixture block 75, the outside of the fixture block 75 penetrates through the limiting shell 72 to be connected with a limiting block 73, and the limiting block 72 is fixedly connected with the rail.

So set up, utilize the fender 6 to realize the protection to the inside personnel of folded sheet one 1 and folded sheet two 2, when folded sheet one 1 and folded sheet two 2 are folding, can withdraw fender 6 simultaneously, further reduce the area after the life raft is accomodate.

The first folding plate 1 and the second folding plate 4 are arranged at the installation position of the barrier 6 and are provided with accommodating grooves 8.

So set up, be convenient for keep off the fence 6 and accomodate the inside to folded sheet one 1 and folded sheet two 4, and then reduce life raft's area.

When the folding raft is used, firstly, the first folding plate 1 and the second folding plate 4 are unfolded, the bolt 91 is rotated, the driving bevel gear 92 and the driven bevel gear 97 are further driven to rotate, the lead screw 93 is further driven to rotate, the connecting block 96 is further driven to move, the connecting block 96 and the first folding plate 1 are inserted and combined, the first folding plate 1 and the second folding plate 4 are further fixedly connected with each other, the connection is completed, a user opens the barrier 6, the barrier 6 is fixed by using the limiting mechanism 7, the air cushion 2 is inflated at the same time, the opening function can be realized, the operation is simple and rapid, after the use is completed, the bolt 91 is rotated to withdraw the connecting block 96, the barrier 6 is withdrawn by using the limiting mechanism 7, the air cushion 2 is deflated, the first folding plate 1 and the second folding plate 4 are folded together, the storage of the life raft can be realized, the occupied area of the life raft when the life raft is not used is reduced, and the work is completed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A special foldable life raft of marine lifesaving which characterized in that: comprises a first folding plate (1) and a second folding plate (4);

the air cushion type folding device is characterized in that rotating blocks (5) are arranged on the opposite sides of the first folding plate (1) and the second folding plate (4), the first folding plate (1) is rotatably connected with the second folding plate (4) through the rotating blocks (5), air cushions (2) are arranged at the bottoms of the first folding plate (1) and the second folding plate (4), and a connecting mechanism (9) is arranged inside the second folding plate (4);

coupling mechanism (9) are including bolt (91), the tip of bolt (91) runs through two (4) of folded sheet and initiative helical gear (92) fixed connection, and bolt (91) rotate with two (4) of folded sheet and be connected, the outside and the driven helical gear (97) meshing of initiative helical gear (92) are connected, and the inside and lead screw (93) fixed connection of driven helical gear (97), the both ends of lead screw (93) all rotate with two (4) of folded sheet and be connected, and the outside and connecting block (96) screwed connection of lead screw (93), the outside and two (4) sliding connection of folded sheet of connecting block (96), and the end department of connecting block (96) runs through two (4) of folded sheet, spread groove (95) have been seted up to the side that one (1) are close to two (4) of folded sheet.

2. The folding liferaft special for offshore survival, according to claim 1, wherein: the outside of connecting block (96) is the setting of type in Chinese character 'ao', and the recess of connecting block (96) is inside to be provided with the bracing piece of a plurality of even settings.

3. The folding liferaft special for offshore survival, according to claim 1, wherein: the connecting block (96) is made of a polyurethane plate.

4. The folding liferaft special for offshore survival, according to claim 1, wherein: the bolt (91) is made of a countersunk bolt, a countersunk hole is formed in the second folding plate (4), and the upper surface of the bolt (91) is not higher than that of the second folding plate (4).

5. The folding liferaft special for offshore survival, according to claim 1, wherein: the folding plate comprises a first folding plate (1), a second folding plate (4) and a plurality of transverse bars, wherein the first folding plate (1) and the second folding plate (4) are respectively provided with a plurality of vertical bars, the vertical bars are rotatably connected with each other through a baffle bar (6), the baffle bar (6) is rotatably connected with the first folding plate (1) and the second folding plate (4), and a limiting mechanism (7) is arranged on the side surface of the baffle bar (6);

stop gear (7) are including spacing casing (72), spacing casing (72) and horizontal bar fixed connection, and the inside fixed mounting of spacing casing (72) has spring (71), the other end and push rod (74) fixed connection of spring (71), and the outside and the spacing casing (72) sliding connection of push rod (74), the downside and fixture block (75) fixed connection of push rod (74), the outside of fixture block (75) is run through spacing casing (72) and is connected with stopper (73), and stopper (73) and horizontal bar fixed connection.

6. The folding liferaft special for offshore survival, according to claim 5, wherein: the first folding plate (1) and the second folding plate (4) are positioned at the installation position of the barrier (6) and are provided with accommodating grooves (8).

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