CN113548164A

CN113548164A - Search and rescue signal buoy for diving

Info

Publication number: CN113548164A
Application number: CN202111042900.9A
Authority: CN
Inventors: 易婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-10-26
Anticipated expiration: 2041-09-07
Also published as: CN113548164B

Abstract

The invention discloses a search and rescue signal buoy used for diving, and relates to the technical field of diving equipment. According to the invention, gas in the compressed gas bottle enters the gas bag through the connecting pipe, when the compressed gas bottle is opened by the deflection of the passive extrusion plate, the bottom of the passive extrusion plate deflects in the opposite direction, so that the bottom of the passive extrusion plate is extruded to drive the sliding frame to move, and the sliding frame drives the telescopic limiting rod to slide, so that the tail end of the telescopic limiting rod slides out of the inside of the clamping block, the tail end of the telescopic limiting rod is separated from limiting the clamping block, when the compressed gas bottle is opened, the clamping block of the cover plate is separated from limiting, and the cover plate is better extruded and opened when the gas bag is inflated and expanded, so that the expanded gas bag is more smoothly ejected out of the gas bag cabin, and the problem that the personal safety of divers is influenced by the fact that the gas bag cannot be ejected in time is effectively avoided.

Description

Search and rescue signal buoy for diving

Technical Field

The invention relates to the technical field of diving equipment, in particular to a search and rescue signal buoy for diving.

Background

The diving is originally intended to enter activities below the water surface with or without professional tools for underwater exploration, salvage, repair, underwater engineering and other operations, and the later diving is gradually developed into a leisure sport which takes underwater activities as main contents, thereby achieving the purposes of body exercise and leisure and entertainment, and is widely popular with the public.

Run into the ocean current when open waters dive and lead to the emergence of the accident of missing occasionally, in case the missing in addition, just probably cause the casualties very much, consequently people can take wearable inflation lifesaving bracelet usually in the dive, behind the user pulling handle spanner, a small-size quick inflation floating mat will automatic charging, and high-pressure gas pitcher can release a large amount of gas in the twinkling of an eye and be full of the gasbag, makes the gasbag inflation pop out and produce buoyancy from the gasbag cabin.

Aerify lifesaving bracelet among the prior art behind the pulling spanner, the gasbag is aerifyd rapidly and is opened the apron from gasbag under-deck inside top and pop out, wherein the apron in gasbag under-deck passes through the buckle and is connected with bracelet body block, and then can stabilize when the gasbag does not aerify the folded airbag and protect, the effectual gasbag of having avoided not aerifing breaks away from the gasbag under-deck, when needing the gasbag to aerify and pop out, because apron and bracelet body block connect, the gasbag certain degree can't pop out the apron, thereby obstructed popping out of gasbag, lead to the gasbag to fail in time to pop out the personal safety that influences dive personnel.

Disclosure of Invention

Based on the above, the invention aims to provide a search and rescue signal buoy for diving, which aims to solve the technical problems that in the prior art, a cover plate is connected with a bracelet body in a clamping manner, an air bag cannot bounce off the cover plate to a certain extent, so that the air bag is prevented from bouncing off, and the personal safety of diving personnel is affected due to the fact that the air bag cannot be popped off in time.

In order to achieve the purpose, the invention provides the following technical scheme: a search and rescue signal buoy for diving comprises a bracelet body and a compressed gas cylinder on one side of the inside of the bracelet body, wherein a connecting pipe matched with the compressed gas cylinder is arranged inside the bracelet body, a one-way valve is arranged inside the compressed gas cylinder, and a first ejector pin is arranged on the outer side of the inside of the one-way valve;

one end of the connecting pipe is provided with a second thimble penetrating into the connecting pipe, one end, far away from the first thimble, of the second thimble is fixed with a fixed head, one side of the bracelet body is provided with a wrench, the end of the wrench is connected with an active extrusion block rotationally connected with the bracelet body, one side inside the active extrusion block is provided with a second rotating shaft extending into the bracelet body, a passive extrusion plate is movably connected between the fixed head and the active extrusion block inside the bracelet body, and a first rotating shaft rotationally connected with the bracelet body is connected at the middle position inside the passive extrusion plate;

the inside bottom sliding connection who is located passive stripper plate one end of bracelet body has the carriage, bracelet body top one side is provided with the apron, apron one side intermediate position department is provided with the fixture block that extends to bracelet body inside, the inner fixedly connected with in carriage top runs through the flexible gag lever post of fixture block.

By adopting the technical scheme, the wrench drives the active extrusion block to extrude the top end of the passive extrusion block through the second rotating shaft by pulling the wrench, the top end of the passive extrusion block deflects along the first rotating shaft when being stressed, the top end of the passive extrusion block extrudes the fixed head and the second thimble, the second thimble pushes the first thimble to contract to open the check valve of the compressed gas bottle, so that the gas in the compressed gas bottle enters the air bag through the connecting pipe, the bottom of the passive extrusion plate deflects in the opposite direction when the passive extrusion plate deflects to open the compressed gas bottle, the bottom of the passive extrusion plate extrudes to drive the sliding frame to move, and the sliding frame drives the telescopic limiting rod to slide, so that the tail end of the telescopic limiting rod slides out of the clamping block, the tail end of the telescopic limiting rod is separated from the limiting of the clamping block, therefore, when the compressed gas bottle is opened, the clamping block of the cover plate is separated from the limiting, and then better when the gasbag aerifys inflation is opened the apron extrusion better, makes the gasbag more smooth popping out the gasbag cabin after the inflation, the effectual gasbag of having avoided in time popping out the problem that influences dive personnel personal safety, has improved holistic security greatly.

The bracelet body is further provided with an air bag cabin which is positioned at the bottom of the cover plate inside, an air bag is placed inside the air bag cabin, the bottom of the air bag is provided with an air inlet, and the tail end of one side of the connecting pipe is provided with an air outlet matched with the air inlet.

Through adopting above-mentioned technical scheme, the high-pressure gas that compressed gas bottle released can loop through air inlet and gas outlet and get into inside the gasbag, makes the gasbag inflate the inflation rapidly.

The invention is further characterized in that the middle positions of two ends of the outer surface of the air bag are fixedly provided with power distribution blocks, two sides of each power distribution block are provided with lamp belts, the tail end of one side of each lamp belt is provided with an electric contact piece extending into the power distribution block, and the inner walls of the power distribution blocks are provided with power receiving frames matched with the electric contact pieces.

Through adopting above-mentioned technical scheme, the gasbag surface is the arcwall face under gaseous effect, because the gasbag is folding before aerifing and is placed inside the gasbag cabin, the folding gasbag makes two sets of lamp areas simultaneously for the folding laminating of distribution block, this moment, the electric contact of lamp area end-to-end connection is the tilt state, thereby can know, the electric contact in lamp area breaks away from and connects the electricity frame this moment, the lamp area is the off-state, after the gasbag inflation extension, the gasbag surface drives two sets of lamp areas respectively through the multiunit connection piece and makes it hug closely the gasbag surface, can know from this, electric contact upset certain angle with connect the contact of electricity frame inner wall, and then the lamp area obtains button cell's power supply, make the lamp area luminous, that is to say, the lamp area gives out the brilliant rays simultaneously after the gasbag inflation, and then make the external light that can give off through the lamp area implement the rescue.

The invention is further provided with button cells arranged in the middle positions in the power receiving frame, and the air bag and the multiple groups of lamp belts are fixedly connected through the connecting sheets.

Through adopting above-mentioned technical scheme, button cell supplies power to the lamp area, and the multiunit connection piece with the inseparable fixing in gasbag surface in lamp area, the risk that the lamp area can not take place to break away from when the gasbag inflation.

The invention is further provided that the compressed gas cylinder is connected with the connecting pipe through threads, and the bottom of the bracelet body is fixedly connected with a wrist strap.

By adopting the technical scheme, the threaded connection is convenient to operate, the compressed gas cylinder is more convenient to mount and dismount, and the wrist strap is convenient to integrally wear the wrist strap on a user.

The hand ring is further provided with a support sealing block, wherein one end of the connecting pipe is positioned on the outer side of the second thimble, a spring is fixedly arranged between the support sealing block and the fixing head and positioned on the outer side of the second thimble, and one end of the telescopic limiting rod is fixedly connected with the hand ring body through a reset spring.

Through adopting above-mentioned technical scheme, the spring plays the reset action to the second thimble, and reset spring plays the reset action to flexible gag lever post, can make flexible gag lever post tip carry out the block spacing to the fixture block.

The invention is further set that the two ends of the cover plate are both fixed with the turning shafts, the first fixing ring is fixedly connected to the outer side of the turning shaft and one end of the cover plate, the second fixing ring is movably connected to the outer side of the turning shaft inside the bracelet body, the torsion spring is fixed between the first fixing ring and the second fixing ring and located on the outer side of the turning shaft, and the bottom of the second fixing ring is fixed with the limiting block extending into the bracelet body.

Through adopting above-mentioned technical scheme, the torsional spring provides certain limiting displacement to the apron of closed state, and then makes the apron be convenient for open and close.

The bracelet body is further provided with a transverse limiting groove matched with the active extrusion block at one end inside the bracelet body, and a vertical limiting groove matched with the passive extrusion plate is formed in the bracelet body and is positioned at the bottom of the transverse limiting groove.

By adopting the technical scheme, the transverse limiting groove is convenient for the angle deflection of the active extrusion block and the limiting effect on the active extrusion block, and the vertical limiting groove is convenient for the angle deflection of the passive extrusion plate and the limiting effect on the passive extrusion plate.

The invention is further set that a sliding groove matched with the sliding frame and the telescopic limiting rod is arranged at the position, located on one side of the vertical limiting groove, in the bracelet body, and a containing groove matched with the wrench is arranged on one side in the bracelet body.

Through adopting above-mentioned technical scheme, the spout is convenient for slip of flexible gag lever post and is played the limiting displacement to flexible gag lever post simultaneously, accomodates the groove and is convenient for accomodate closed spanner.

In summary, the invention mainly has the following beneficial effects:

1. the invention drives the active extrusion block to extrude the top end of the passive extrusion block through the second rotating shaft by pulling the wrench, the top end of the passive extrusion block deflects along the first rotating shaft when being stressed, the top end of the passive extrusion block extrudes the fixed head and the second thimble, the second thimble pushes the first thimble to contract to open the one-way valve of the compressed gas bottle, so that the gas in the compressed gas bottle enters the air bag through the connecting pipe, the bottom of the passive extrusion plate deflects in the opposite direction while the passive extrusion plate deflects to open the compressed gas bottle, the bottom of the passive extrusion plate extrudes to drive the sliding frame to move, and the sliding frame drives the telescopic limiting rod to slide, so that the tail end of the telescopic limiting rod slides out of the clamping block, the tail end of the telescopic limiting rod is separated from the limiting of the clamping block, therefore, when the compressed gas bottle is opened, the clamping block of the cover plate is separated from the limiting, the cover plate is better extruded and opened when the air bag is inflated and expanded, so that the expanded air bag can be more smoothly ejected out of the air bag cabin, the problem that the personal safety of diving personnel is influenced because the air bag cannot be ejected out in time is effectively avoided, and the overall safety is greatly improved;

2. when the airbag is inflated and expanded to pop up, the outer surface of the airbag is in an arc-shaped surface under the action of gas, the airbag is folded and placed in the airbag cabin before being inflated, the two groups of lamp strips are folded and attached relative to a power distribution block by the folded airbag, and at the moment, the electric contact pieces connected with the tail ends of the lamp strips are in an inclined state, so that the electric contact pieces of the lamp strips are separated from the electric connection frame, the lamp strips are in a closed state, after the airbag is inflated and expanded, the two groups of lamp strips are respectively driven by the outer surface of the airbag through the plurality of groups of connecting pieces to be tightly attached to the outer surface of the airbag, therefore, the electric contact pieces are turned over by a certain angle to be in contact with the inner wall of the electric connection frame, the lamp strips are powered by the button cells, and the lamp strips emit light, namely, the lamp strips emit light after the airbag is inflated and expanded, and the outside can be rescued through the light emitted by the lamp strips.

Drawings

FIG. 1 is a schematic diagram of a first perspective of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of FIG. 3 at B according to the present invention;

FIG. 6 is a schematic view of the inflated bladder of the present invention;

fig. 7 is a partial cross-sectional view of a light strip of the present invention;

FIG. 8 is a cut-away view of the interior of the bracelet body of the present invention;

FIG. 9 is a schematic diagram of a second perspective view of the present invention.

In the figure: 1. a bracelet body; 2. a compressed gas cylinder; 3. a connecting pipe; 4. a one-way valve; 5. a first thimble; 6. a second thimble; 7. a fixed head; 8. a spring; 9. a passive compression plate; 10. a first rotating shaft; 11. a wrench; 12. actively extruding the block; 13. a carriage; 14. a telescopic limiting rod; 15. a cover plate; 16. a clamping block; 17. a second rotating shaft; 18. supporting the sealing block; 19. a thread; 20. an air outlet; 21. an air bag compartment; 22. an air bag; 23. an air inlet; 24. a power distribution block; 25. a light strip; 26. an electrical contact; 27. a power receiving frame; 28. a button cell; 29. connecting sheets; 30. a turning shaft; 31. a first retaining ring; 32. a second retaining ring; 33. a torsion spring; 34. a limiting block; 35. a wristband; 36. a transverse limiting groove; 37. a vertical limiting groove; 38. a chute; 39. a receiving groove; 40. a return spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A search and rescue signal buoy used in diving comprises a bracelet body 1 and a compressed gas cylinder 2 on one side of the inside of the bracelet body, a connecting pipe 3 matched with the compressed gas cylinder 2 is arranged inside the bracelet body 1, a one-way valve 4 is arranged inside the compressed gas cylinder 2, a first thimble 5 is arranged on the outer side of the inside of the one-way valve 4, the compressed gas cylinder 2 is connected with the connecting pipe 3 through threads 19, and a wrist strap 35 is fixedly connected to the bottom of the bracelet body 1;

one end of the connecting pipe 3 is provided with a second thimble 6 penetrating into the connecting pipe, one end of the second thimble 6 far away from the first thimble 5 is fixed with a fixed head 7, one side of the bracelet body 1 is provided with a wrench 11, the end of the wrench 11 is connected with an active extrusion block 12 rotationally connected with the bracelet body 1, one side inside the active extrusion block 12 is provided with a second rotating shaft 17 extending into the bracelet body 1, a passive extrusion plate 9 is movably connected between the fixed head 7 and the active extrusion block 12 inside the bracelet body 1, and a first rotating shaft 10 rotationally connected with the bracelet body 1 is connected at the middle position inside the passive extrusion plate 9;

the bottom of one end of a passive extrusion plate 9 inside the bracelet body 1 is slidably connected with a sliding frame 13, one side of the top of the bracelet body 1 is provided with a cover plate 15, a clamping block 16 extending to the inside of the bracelet body 1 is arranged at the middle position of one side of the cover plate 15, the inner end of the top of the sliding frame 13 is fixedly connected with a telescopic limiting rod 14 penetrating through the clamping block 16, when the passive extrusion plate 9 deflects to open the compressed gas cylinder 2, the bottom of the passive extrusion plate 9 deflects in the opposite direction, the bottom of the passive extrusion plate 9 is extruded to drive the sliding frame 13 to move, and then the sliding frame 13 drives the telescopic limiting rod 14 to slide, so that the tail end of the telescopic limiting rod 14 slides out of the clamping block 16, and the tail end of the telescopic limiting rod 14 is separated from limiting the clamping block 16, therefore, when the compressed gas cylinder 2 is opened, the clamping block 16 of the cover plate 15 is separated from limiting, and the cover plate 15 is better extruded and opened when the air bag 22 is inflated and expanded, the expanded air bag 22 can be ejected out of the air bag cabin 21 more smoothly, the problem that the personal safety of diving personnel is influenced because the air bag 22 cannot be ejected in time is effectively avoided, and the overall safety is greatly improved.

Referring to fig. 1, 2, 8 and 9, an air bag cabin 21 is disposed at the bottom of a cover plate 15 inside a bracelet body 1, an air bag 22 is disposed inside the air bag cabin 21, an air inlet 23 is disposed at the bottom of the air bag 22, an air outlet 20 matched with the air inlet 23 is disposed at the tail end of one side of a connecting pipe 3, a power distribution block 24 is fixedly disposed at the middle position of the two ends of the outer surface of the air bag 22, light strips 25 are disposed at the two sides of the power distribution block 24, electric contacts 26 extending into the power distribution block 24 are disposed at the tail end of one side of each light strip 25, an electric connection rack 27 matched with the electric contacts 26 is disposed at the inner wall of each power distribution block 24, button batteries 28 are disposed at the middle position inside the electric connection rack 27, the air bag 22 and the multiple sets of light strips 25 are fixedly connected through a connecting piece 29, by the above structure, the electric contacts 26 of the light strips 25 are separated from the electric connection rack 27, the light strips 25 are in a closed state, when the air bag 22 is inflated and expanded, the surface of the air bag 22 drives the two sets of lamp strips 25 respectively through the plurality of groups of connecting pieces 29 to enable the lamp strips to be tightly attached to the surface of the air bag 22, so that the electric contact pieces 26 turn over for a certain angle to be in contact with the inner wall of the electricity connecting frame 27, the lamp strips 25 are powered by the button batteries 28, the lamp strips 25 emit light, namely, the lamp strips 25 are inflated and expanded by the air bag 22 and emit light at the same time, and then the outside can rescue diving personnel through the light emitted by the lamp strips 25.

Referring to fig. 2, 3 and 4, a supporting sealing block 18 is fixedly arranged at one end of the connecting pipe 3 and located at the outer side of the second thimble 6, a spring 8 is fixedly arranged between the supporting sealing block 18 and the fixing head 7 and located at the outer side of the second thimble 6, and one end of the telescopic limiting rod 14 is fixedly connected with the bracelet body 1 through a return spring 40.

Referring to fig. 3 and 5, the two ends of the cover plate 15 are both fixed with the turning shaft 30, the first fixing ring 31 is fixedly connected to the outer side of the turning shaft 30 and the end of the cover plate 15, the second fixing ring 32 is movably connected to the outer side of the turning shaft 30 inside the bracelet body 1, the torsion spring 33 is fixed between the first fixing ring 31 and the second fixing ring 32 and located on the outer side of the turning shaft 30, and the limiting block 34 extending to the inside of the bracelet body 1 is fixed at the bottom of the second fixing ring 32.

Referring to fig. 8, a horizontal limiting groove 36 matched with the active extrusion block 12 is formed in one end inside the bracelet body 1, a vertical limiting groove 37 matched with the passive extrusion plate 9 is formed in the bottom of the horizontal limiting groove 36 inside the bracelet body 1, a sliding groove 38 matched with the sliding frame 13 and the telescopic limiting rod 14 is formed in the position on one side of the vertical limiting groove 37 inside the bracelet body 1, and a containing groove 39 matched with the wrench 11 is formed in one side inside the bracelet body 1.

The working principle of the invention is as follows: when the bracelet is used, the compressed gas bottle 2 with the compressed gas is firstly stretched into the bracelet body 1 and screwed into the connecting pipe 3, the inner wall of the connecting pipe 3 and the outer wall of the compressed gas bottle 2 are respectively provided with the mutually matched threads 19, so that the compressed gas bottle 2 can be tightly and fixedly connected, and then the bracelet body 1 is worn on the wrist of a user through the wrist strap 35;

when a user encounters an emergency in the diving process, the wrench 11 is only required to be pulled, the wrench 11 drives the active extrusion block 12 to extrude the top end of the passive extrusion plate 9 through the second rotating shaft 17, the passive extrusion plate 9 deflects along the first rotating shaft 10 when the top of the passive extrusion plate is stressed, the top end of the passive extrusion plate 9 extrudes the fixed head 7 and the second thimble 6, and then the second thimble 6 pushes the first thimble 5 to contract to open the check valve 4 of the compressed gas bottle 2, so that the gas in the compressed gas bottle 2 enters the air bag 22 through the connecting pipe 3;

when the compressed gas cylinder 2 is opened by deflecting the passive extrusion plate 9, the bottom of the passive extrusion plate 9 deflects in the opposite direction, so that the bottom of the passive extrusion plate 9 is extruded to drive the sliding frame 13 to move, and the sliding frame 13 drives the telescopic limiting rod 14 to slide, so that the tail end of the telescopic limiting rod 14 slides out of the clamping block 16, and the tail end of the telescopic limiting rod 14 is separated from limiting the clamping block 16;

therefore, when the compressed gas cylinder 2 is opened, the fixture block 16 of the cover plate 15 is separated from the limit position, so that the cover plate 15 is better extruded and opened when the gas bag 22 is inflated and expanded, the expanded gas bag 22 is more smoothly ejected out of the gas bag cabin 21, the problem that the personal safety of divers is influenced because the gas bag 22 cannot be ejected out in time is effectively avoided, and the overall safety is greatly improved;

when the air bag 22 is inflated, expanded and popped, the outer surface of the air bag 22 is an arc surface under the action of gas, the air bag 22 is folded and placed in the air bag cabin 21 before being inflated, the two groups of lamp strips 25 are folded and attached relative to the power distribution block 24 by the folded air bag 22, and at the moment, the electric contact pieces 26 connected to the tail ends of the lamp strips 25 are in an inclined state;

therefore, at the moment, the electric contact piece 26 of the lamp strip 25 is separated from the electric connection frame 27, the lamp strip 25 is in a closed state, after the airbag 22 is inflated and expanded, the outer surface of the airbag 22 drives two groups of lamp strips 25 to be tightly attached to the outer surface of the airbag 22 through a plurality of groups of connecting pieces 29 respectively, therefore, the electric contact piece 26 is turned over for a certain angle to be contacted with the inner wall of the electric connection frame 27, the lamp strip 25 is powered by the button cell 28, the lamp strip 25 is enabled to emit light, namely, the lamp strip 25 emits light at the same time after the airbag 22 is inflated and expanded, and the outside can rescue the divers through the light emitted by the lamp strip 25;

after the diver is rescued, firstly, the gas in the air bag 22 is discharged, the air bag 22 and the lamp strip 25 are folded, the lamp strip 25 deflects a certain angle relative to the power distribution block 24, the electric contact piece 26 is separated from the electric rack 27, the lamp strip 25 is closed, then the folded air bag 22, the folded lamp strip 25 and other structures are placed in the air inlet bag cabin 21, as the cover plate 15 is in an open state under the action of the turnover shaft 30 and the torsion spring 33, the air bag cabin 21 is closed by pressing the cover plate 15 and the clamping block 16, the spanner 11 is reversely pressed into the accommodating groove 39 while the closed state of the cover plate 15 is manually kept, the active extrusion block 12 is separated from the action of the passive extrusion plate 9, the passive extrusion plate 9 is reset under the action of the spring 8, the telescopic limiting rod 14 is reset under the action of the reset spring 40, the tail end of the telescopic limiting rod 14 is inserted into the clamping block 16 to clamp and limit the clamping block 16 and the cover plate 15, the invention can be integrally restored, and the next use can be realized only by replacing the compressed gas cylinder 2, so that the invention is convenient to integrate.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims

1. The utility model provides a search for and rescue signal buoy that dive was used, includes compressed gas cylinder (2) of bracelet body (1) and its inside one side, its characterized in that: a connecting pipe (3) matched with the compressed gas cylinder (2) is arranged inside the bracelet body (1), a one-way valve (4) is arranged inside the compressed gas cylinder (2), and a first ejector pin (5) is arranged on the outer side inside the one-way valve (4);

a second thimble (6) penetrating through the connecting pipe (3) is arranged at one end of the connecting pipe, a fixing head (7) is fixed at one end, away from the first thimble (5), of the second thimble (6), a wrench (11) is arranged at one side of the bracelet body (1), the end of the wrench (11) is connected with an active extrusion block (12) rotatably connected with the bracelet body (1), a second rotating shaft (17) extending into the bracelet body (1) is arranged at one side of the interior of the active extrusion block (12), a passive extrusion plate (9) is movably connected between the fixing head (7) and the active extrusion block (12) in the bracelet body (1), and a first rotating shaft (10) rotatably connected with the bracelet body (1) is connected at the middle position in the passive extrusion plate (9);

the inside bottom sliding connection who is located passive stripper plate (9) one end of bracelet body (1) has carriage (13), bracelet body (1) top one side is provided with apron (15), apron (15) one side intermediate position department is provided with and extends to inside fixture block (16) of bracelet body (1), carriage (13) top inner fixedly connected with runs through flexible gag lever post (14) of fixture block (16).

2. A search and rescue signal buoy for diving use as claimed in claim 1, wherein: bracelet body (1) is inside to be located apron (15) bottom and has seted up air bag cabin (21), air bag (22) have been placed to air bag cabin (21) inside, air bag (22) bottom is provided with air inlet (23), connecting pipe (3) one side end is provided with gas outlet (20) with air inlet (23) matched with.

3. A search and rescue signal buoy for diving use as claimed in claim 2, wherein: gasbag (22) surface both ends intermediate position department all fixedly is provided with distribution block (24), distribution block (24) both sides all are provided with lamp area (25), lamp area (25) one side end all is provided with extends to distribution block (24) inside electric contact (26), distribution block (24) inner wall all is provided with and connects electric rack (27) with electric contact (26) matched with.

4. A search and rescue signal buoy for diving use as claimed in claim 3, wherein: button cells (28) are arranged in the middle of the interior of the electricity-connecting frame (27), and the air bag (22) and the multiple groups of lamp strips (25) are fixedly connected through connecting pieces (29).

5. A search and rescue signal buoy for diving use as claimed in claim 1, wherein: compressed gas cylinder (2) and connecting pipe (3) are connected through screw thread (19), bracelet body (1) bottom fixedly connected with wrist strap (35).

6. A search and rescue signal buoy for diving use as claimed in claim 1, wherein: the fixed support seal block (18) that is provided with in the outside that connecting pipe (3) one end is located second thimble (6), support between seal block (18) and fixed head (7) and be located second thimble (6) outside and fix and be provided with spring (8), through reset spring (40) fixed connection between flexible gag lever post (14) one end and bracelet body (1).

7. A search and rescue signal buoy for diving use as claimed in claim 1, wherein: apron (15) both ends all are fixed with trip shaft (30), trip shaft (30) outside and be located the first solid fixed ring (31) of apron (15) one end fixedly connected with, bracelet body (1) inside is located the solid fixed ring (32) of trip shaft (30) outside swing joint second, just be located between the solid fixed ring (31) of first solid fixed ring (31) and the second and be fixed with torsional spring (33) in the trip shaft (30) outside, the solid fixed ring (32) bottom of second is fixed with stopper (34) that extend to bracelet body (1) inside.

8. A search and rescue signal buoy for diving use as claimed in claim 1, wherein: bracelet body (1) inside one end be provided with initiative extrusion piece (12) matched with horizontal spacing groove (36), bracelet body (1) inside is located horizontal spacing groove (36) bottom and has seted up with passive stripper plate (9) matched with vertical spacing groove (37).

9. A search and rescue signal buoy for diving use as claimed in claim 8, wherein: bracelet body (1) inside be located the position department of vertical spacing groove (37) one side and offer with carriage (13) and flexible gag lever post (14) matched with spout (38), bracelet body (1) inside one side is seted up and is accomodate groove (39) with spanner (11) matched with.