CN113386926A

CN113386926A - Water rescue tool with telescopic expansion device

Info

Publication number: CN113386926A
Application number: CN202110750464.4A
Authority: CN
Inventors: 葛士兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-09-14

Abstract

The invention discloses a water rescue tool with a telescopic expansion device, which comprises a base, wherein the base is provided with: the line winding device comprises a rotating seat and a U-shaped frame, wherein the rotating seat is rotatably connected to the right side of the top of a base, the U-shaped frame is fixedly connected to the left side of the top of the base, the U-shaped frame is rotatably connected with a line winding roller, an ejection mechanism is arranged on the rotating seat and matched with an ejection piece, the ejection mechanism is also matched with a control mechanism for controlling the ejection of the ejection piece, the ejection piece is matched with a connecting cylinder and is provided with a linkage mechanism, and the linkage mechanism is matched with an expansion mechanism for rescue. The rotating seat is arranged to be matched with the ejection mechanism and the ejection piece to perform aiming ejection on the rescue air bag, so that the threshold of the rescue tool is reduced, and the precision is higher; according to the invention, by arranging the multistage telescopic rods to be matched with the ejection piece, when the ejection position of the air bag for rescue is deviated, the position of the air bag can be adjusted through the multistage telescopic rods, so that the fault tolerance rate is higher.

Description

Water rescue tool with telescopic expansion device

Technical Field

The invention belongs to the technical field of rescue tools, and particularly relates to a water rescue tool with a telescopic expansion device.

Background

Rescue on water is a rescue activity on water. The system comprises the projects of rapid movement, rescue formation, water life saving, disaster people conveying, goods and materials rush and the like, and various water rescue tools are needed for rescue work under different water surface environments.

At present, rescue actions on a turbulent water surface are carried out through the rope throwing bag, and due to the fact that the water surface environment is severe, a large amount of training needs to be carried out on rescue workers for guaranteeing the rope throwing accuracy, so that the rope throwing bag is high in use threshold, the rescue workers still can throw the rope bag partially in the actual application process, the problem that the rope bag is washed away by water and the rescue workers cannot be rescued is caused, the rope throwing needs to be repeated when the situation occurs, and precious rescue time is wasted.

Therefore, the water rescue tool with the telescopic expansion device is provided to solve the problems.

Disclosure of Invention

The invention aims to solve the problems, and provides a water rescue tool which is low in threshold and capable of rapidly rescuing a telescopic expansion device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a rescue instrument on water of scalable expansion device, includes the base, be equipped with on the base:

and the rotating seat is rotatably connected to the right side of the top of the base.

U type frame, U type frame opening is upwards just fixed connection in base top left side, it is connected with the receipts line roller to rotate between U type frame opening.

The ejection mechanism is arranged on the rotating seat and comprises a support column, an ejection barrel, a multi-stage telescopic rod and an ejection spring, the ejection mechanism is matched with an ejection piece, the ejection piece comprises a pressing block, a connecting barrel, a sleeve and a partition plate, the pressing block is matched with a take-up roller and is provided with a pull rope, and the ejection mechanism is also matched with a control mechanism for controlling the ejection of the ejection piece.

The ejection piece is matched with the connecting cylinder and is provided with a linkage mechanism, the linkage mechanism is composed of a permanent magnet, a ball body, a metal elastic sheet, a pull rod and a clamping block, the linkage mechanism is matched with a deployment mechanism for rescue, and the deployment mechanism is composed of a clamping ring, a clamping column, a limiting block, a tension spring, a primary connecting column, a secondary connecting column, a thimble, a limiting ring block, an air bag, a CO2 steel bottle, a bottle holder and a circular lath.

Preferably, the support column has two sets ofly and fixed connection respectively in the rotation seat top left and right sides, the horizontal fixed connection of ejection section of thick bamboo is at two sets of support column tops, the horizontal fixed connection of multistage telescopic link is in the ejection section of thick bamboo, ejection spring cover is on multistage telescopic link and left end and multistage telescopic link fixed connection.

Preferably, baffle fixed connection is in the sleeve, sleeve level cover is on a bullet section of thick bamboo right side, baffle fixed connection is in the sleeve, connecting cylinder level fixed connection just stretches into in a bullet section of thick bamboo in the baffle left side, briquetting fixed connection is at the connecting cylinder left end, briquetting and the last one-level fixed connection of multi-stage telescopic link.

Preferably, the left end of the pressing block abuts against the right end of the ejection spring, one end of the pull rope is fixedly connected with the pressing block, one end, far away from the pressing block, of the pull rope penetrates through the multi-stage telescopic rod and the ejection cylinder and is wound on the wire take-up roller, and the total length of the pull rope is smaller than that of the multi-stage telescopic rod.

Preferably, control mechanism comprises a fixed cylinder, dog, reset spring, one-level holding rod, second grade holding rod, a fixed cylinder handstand fixed connection is at a bullet section of thick bamboo top, dog swing joint just runs through in a fixed cylinder bullet section of thick bamboo and extends to a bullet section of thick bamboo and offsets with the briquetting right-hand member, a fixed cylinder left side cooperation second grade holding rod is equipped with the movable groove, the second grade holding rod level run through the movable groove and with dog fixed connection, one-level holding rod fixed connection just right with the second grade holding rod in a fixed cylinder left side top and position, reset spring sets up in a fixed cylinder and is located the dog top, reset spring both ends respectively with a fixed cylinder and dog fixed connection.

Preferably, permanent magnet fixed connection is at connecting cylinder inner wall left end, the spheroid material is iron and adsorbs on the permanent magnet, metal shrapnel, fixture block and pull rod all have two sets ofly, and are two sets of metal shrapnel slope symmetry sets up in the connecting cylinder and is close to the connecting cylinder right side, two sets of pull rods of connecting cylinder cooperation are equipped with two sets of flutings, and are two sets of the pull rod is fixed connection respectively and runs through two sets of flutings respectively and extend to the connecting cylinder outside one side that two sets of metal shrapnels carried on the back mutually, and is two sets of fixture block difference fixed connection is at the right-hand member of one side that two sets of metal shrapnels are relative.

Preferably, the clamping ring is fixedly connected to the left side of the clamping column, two groups of clamping blocks are clamped into the clamping ring, the clamping column penetrates through the partition plate and extends to the right side of the partition plate and is fixedly connected with the limiting block, the limiting ring block is fixedly connected in the sleeve and is positioned on the right side of the partition plate, the circular lath is movably connected in the sleeve and is positioned on the right side of the limiting ring block, the air bag is fixedly connected to the right side of the circular lath, the first-stage connecting column is horizontally and fixedly connected to the right side of the clamping column, the extension spring is sleeved on the first-stage connecting column, two ends of the extension spring are respectively and fixedly connected with the circular lath and the limiting block, the right end of the first-stage connecting column penetrates through the annular limiting block and extends into the air bag through the circular lath, the second-stage connecting column is fixedly connected to the right end of the first-stage connecting column, the thimble is fixedly connected to the right side of the circular lath and is positioned in the air bag, the CO2 is fixedly connected to the right end of the steel bottle holder and the bottle seal is right opposite to the thimble, the thimble is the toper, second grade spliced pole radius is less than thimble toper bottom surface radius, connecting rope both ends respectively with circular lath and sleeve fixed connection.

Compared with the prior art, the invention has the beneficial effects that:

1. the rotation seat is arranged to be matched with the ejection mechanism and the ejection piece to aim and eject the rescue airbag, and compared with a rope throwing bag which is thrown by self feeling of a rescuer, the precision is higher while the threshold is reduced, and the rescue requirement of a turbulent emergency water surface is met.

2. Through setting up multistage telescopic link and launching the piece cooperation for the fault-tolerant rate of rescue instrument is higher, can adjust the gasbag position through multistage telescopic link when the deviation appears in gasbag launch position for rescue, need not to launch once more, compares in the rope throwing package that the deviation can only be thrown again in case of throwing, has practiced thrift valuable rescue time, more can ensure the life safety of treating the rescuers.

3. The multi-stage telescopic rod is arranged to ensure that the person to be rescued and the air bag can not be washed away by water in the rescue process, the rescue process is more stable, and compared with a rope throwing bag only using rope traction, the accident situation in the rescue process can be prevented, and the smooth rescue operation is ensured.

Drawings

Fig. 1 is a schematic internal structure view of a water rescue tool with a telescopic expansion device provided by the invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of portion B of FIG. 1;

fig. 4 is an external structural schematic diagram of a water rescue tool with a telescopic expansion device provided by the invention.

In the figure: the device comprises a base 1, a rotating base 2, a 3U-shaped frame, a 4 wire take-up roller, a 5 ejection mechanism, a 6 support column, a 7 ejection cylinder, an 8 multi-stage telescopic rod, a 9 ejection spring, a 10 ejection piece, a 11 pressing block, a 12 connecting cylinder, a 13 sleeve, a 14 partition plate, a 15 pull rope, a 16 control mechanism, a 17 linkage mechanism, a 18 permanent magnet, a 19 sphere, a 20 metal elastic sheet, a 21 pull rod, a 22 clamping block, a 23 unfolding mechanism, a 24 clamping ring, a 25 clamping column, a 26 limiting block, a 27 tension spring, a 28 first-stage connecting column, a 29 second-stage connecting column, a 30 ejector pin, a 31 limiting ring block, a 32 air bag, a 33CO2 steel cylinder, a 34 bottle holder, a 35 circular lath, a 36 connecting rope, a 37 fixing cylinder, a 38 stopping block, a 39 return spring, a 40 first-stage holding rod, a 41 second-stage holding rod, a 42 movable groove and a 43 slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be 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 a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a water rescue tool with a telescopic expansion device comprises a base 1, wherein the base 1 is provided with:

rotate seat 2, rotate seat 2 and rotate and connect in 1 top right side of base.

U type frame

3, 3 openings of U type frame are upwards and fixed connection is in 1 top left side of base, and 3 openings of U type frame are rotated between and are connected with receipts line roller 4.

Rotate and be equipped with ejection mechanism 5 on the seat 2, ejection mechanism 5 comprises support column 6, ejection section of thick bamboo 7, multi-stage telescopic rod 8 and ejection spring 9, more specifically, support column 6 has two sets ofly and fixed connection respectively in rotating 2 top left and right sides of seat, ejection section of thick bamboo 7 horizontal fixed connection is at two sets of support column 6 tops, multi-stage telescopic rod 8 horizontal fixed connection is in ejection section of thick bamboo 7, ejection spring 9 cover is on multi-stage telescopic rod 8 and left end and multi-stage telescopic rod 8 fixed connection.

The ejection mechanism 5 is matched with an ejection piece 10, the ejection piece 10 is composed of a pressing block 11, a connecting cylinder 12, a sleeve 13 and a partition plate 14, more specifically, the partition plate 14 is fixedly connected in the sleeve 13, the sleeve 13 is horizontally sleeved on the right side of the ejection cylinder 7, the partition plate 14 is fixedly connected in the sleeve 13, the connecting cylinder 12 is horizontally and fixedly connected on the left side of the partition plate 14 and stretches into the ejection cylinder 7, the pressing block 11 is fixedly connected at the left end of the connecting cylinder 12, and the pressing block 11 is fixedly connected with the last stage of the multi-stage telescopic rod 8.

Briquetting 11 cooperation receipts line roller 4 is equipped with stay cord 15, and more specifically, 11 left ends of briquetting offset with ejection spring 9 right-hand members, and stay cord 15 one end and briquetting 11 fixed connection, the stay cord 15 one end of keeping away from briquetting 11 pass multi-stage telescopic rod 8 and shoot a section of thick bamboo 7 and rolling on receiving line roller 4, and stay cord 15 overall length is less than 8 overall lengths of multi-stage telescopic rod, prevents to launch piece 10 and pull out multi-stage telescopic rod 8 bad.

The ejection mechanism 5 is further matched with a control mechanism 16 for controlling the ejection of the ejection piece 10, more specifically, the control mechanism 16 is composed of a fixed cylinder 37, a stop block 38, a return spring 39, a first-stage holding rod 40 and a second-stage holding rod 41, the fixed cylinder 37 is fixedly connected to the top of the ejection cylinder 7 in an inverted mode, the stop block 38 is movably connected to the fixed cylinder 37, penetrates through the ejection cylinder 7, extends into the ejection cylinder 7 and abuts against the right end of the pressing block 11, a movable groove 42 is formed in the left side of the fixed cylinder 37 in a matched mode of the second-stage holding rod 41, the second-stage holding rod 41 horizontally penetrates through the movable groove 42 and is fixedly connected with the stop block 38, the first-stage holding rod 40 is fixedly connected to the top of the left side of the fixed cylinder 37 and is opposite to the second-stage holding rod 41, the return spring 39 is arranged in the fixed cylinder 37 and is located above the stop block 38, and two ends of the return spring 39 are fixedly connected with the fixed cylinder 37 and the stop block 38 respectively.

The ejection piece 10 is provided with a linkage mechanism 17 in cooperation with the connecting cylinder 12, the linkage mechanism 17 is composed of a permanent magnet 18, a ball body 19, a metal elastic sheet 20, a pull rod 21 and a fixture block 22, more specifically, the permanent magnet 18 is fixedly connected to the left end of the inner wall of the connecting cylinder 12, the ball body 19 is made of iron and is adsorbed on the permanent magnet 18, two groups of metal elastic sheets 20, the fixture block 22 and the pull rod 21 are arranged, the two groups of metal elastic sheets 20 are obliquely and symmetrically arranged in the connecting cylinder 12 and are close to the right side of the connecting cylinder 12, the connecting cylinder 12 is provided with two groups of slots 43 in cooperation with the two groups of pull rods 21, the two groups of pull rods 21 are respectively and fixedly connected to one side of the two groups of metal elastic sheets 20 opposite to each other and respectively extend out of the connecting cylinder 12 through the two groups of slots 43, the two groups of fixture blocks 22 are respectively and fixedly connected to the right end of one side of the two groups of metal elastic sheets 20 opposite to each other, the linkage mechanism 17 is provided with a deployment mechanism 23 for rescue, and the deployment mechanism 23 is composed of a clamp ring 24 and a clamp column 25, The air bag type air bag comprises a limiting block 26, a tension spring 27, a primary connecting column 28, a secondary connecting column 29, an ejector pin 30, a limiting ring block 31, an air bag 32, a CO2 steel cylinder 33, a bottle holder 34 and a circular lath 35, more specifically, a clamping ring 24 is fixedly connected to the left side of the clamping column 25, two groups of clamping blocks 22 are clamped into the clamping ring 24, the clamping column 25 penetrates through a partition plate 14 and extends to the right side of the partition plate 14 and is fixedly connected with the limiting block 26, the limiting ring block 31 is fixedly connected in a sleeve 13 and is positioned at the right side of the partition plate 14, the circular lath 35 is movably connected in the sleeve 13 and is positioned at the right side of the limiting ring block 31, the air bag 32 is fixedly connected to the right side of the circular lath 35, the primary connecting column 28 is horizontally and fixedly connected with the clamping column 25, the tension spring 27 is sleeved on the primary connecting column 28, two ends of the tension spring 27 are fixedly connected with the circular lath 35 and the limiting block 26 respectively, the right end of the primary connecting column 28 penetrates through the annular lath 35 and extends to the air bag 32, the secondary connecting column 29 is fixedly connected to the right end of the primary connecting column 28, the ejector pin 30 is fixedly connected to the right end of the secondary connecting column 29, the bottle holder 34 is fixedly connected to the right side of the circular lath 35 and located in the air bag 32, the CO2 steel bottle 33 is fixedly connected to the right end of the bottle holder 34, the bottle seal is right opposite to the ejector pin 30, the ejector pin 30 is conical, the radius of the secondary connecting column 29 is smaller than that of the conical bottom face of the ejector pin 30, CO2 can be released quickly after the ejector pin 30 penetrates through the CO2 steel bottle 33 and the bottle seal, and two ends of the connecting rope 36 are fixedly connected with the circular lath 35 and the sleeve 13 respectively.

The operating principle of the present invention will now be described as follows:

when the invention is used, the rotating seat 2 is rotated to align the ejection cylinder 7 with a person to be rescued, the first-stage holding rod 40 and the second-stage holding rod 41 are held by hands and the second-stage holding rod 41 is lifted, the second-stage holding rod 41 drives the stop block 38 to move upwards, when the stop block 38 does not block the pressing block 11 any more, the ejection spring 9 rapidly extends to release elastic potential energy to eject the ejection piece 10, because the pressing block 11 is fixedly connected with the last stage of the multi-stage telescopic rod 8, and one end of the pull rope 15 is fixedly connected with the pressing block 11, the multi-stage telescopic rod 8 rapidly extends along with the movement of the ejection piece 10, and simultaneously the pull rope 15 pulls the wire take-up roller 4 to rotate, when the pull rope 15 is released to the maximum degree, the ejection piece 10 is pulled by the pull rope 15, and due to inertia effect, the ball 19 is separated from the permanent magnet 18 to continue to move forwards and finally prop apart the two groups of metal elastic pieces 20, so that the two groups of clamping blocks 22 are not clamped 24 any more, and the unfolding mechanism can be separated from the ejection piece 10, under the action of the pulling force of the tension spring 27, the primary connecting column 28, the secondary connecting column 29 and the ejector pin 30 move rightwards rapidly, the ejector pin 30 penetrates through the bottle seal of the CO2 steel bottle 33, because the radius of the secondary connecting column 29 is smaller than the radius of the conical bottom surface of the ejector pin 30, when the ejector pin 30 penetrates through the bottle seal of the CO2 steel bottle 33, a large space is reserved for releasing CO2 gas, the compressed CO2 gas in the CO2 steel bottle 33 is released into the air bag 32 rapidly, the air bag 32 is inflated and expanded, simultaneously, due to the interaction of force, the tension spring 27 enables the circular lath 35 and the air bag 32 to be popped out of the sleeve 13, the air bag 32 floats on the water surface after being inflated and is grabbed by a person to be rescued, if the catapult piece 10 has deviation in catapult direction so that the air bag 32 is far away from the person to be rescued, the position of the air bag 32 can be adjusted by rotating the rotary seat 2 through the multi-stage telescopic rod 8, when the rescuers grab the air bag, the pulling rope 15 and the pulling rope 15 pulls back the catapult 10, the multi-stage telescopic rod 8 is contracted, when the ejection piece 10 is pulled back, the ejection barrel 7 pulls the air bag 32 and the person to be rescued to the rescue personnel through the connecting rope 36, the rescue is finally completed, the CO2 steel cylinder 33 is replaced afterwards, the device is reset and can be used again, and the pull rod 21 is used for facilitating the clamping block 22 to be clamped into the clamping ring 24.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a rescue instrument on water of scalable expansion device, includes base (1), its characterized in that is equipped with on base (1):

the rotating seat (2), the rotating seat (2) is rotatably connected to the right side of the top of the base (1);

the wire take-up device comprises a U-shaped frame (3), wherein the opening of the U-shaped frame (3) is upward and is fixedly connected to the left side of the top of a base (1), and a wire take-up roller (4) is rotatably connected between the openings of the U-shaped frame (3);

an ejection mechanism (5) is arranged on the rotating seat (2), and the ejection mechanism (5) consists of a support column (6), an ejection barrel (7), a multi-stage telescopic rod (8) and an ejection spring (9);

the ejection mechanism (5) is matched with an ejection piece (10), the ejection piece (10) consists of a pressing block (11), a connecting cylinder (12), a sleeve (13) and a partition plate (14), the pressing block (11) is matched with the take-up roller (4) to be provided with a pull rope (15), and the ejection mechanism (5) is also matched with a control mechanism (16) for controlling the ejection of the ejection piece (10);

the ejection piece (10) is matched with the connecting cylinder (12) and is provided with a linkage mechanism (17), the linkage mechanism (17) is composed of a permanent magnet (18), a ball body (19), a metal elastic sheet (20), a pull rod (21) and a clamping block (22), the linkage mechanism (17) is matched with a deployment mechanism (23) for rescue, and the deployment mechanism (23) is composed of a clamping ring (24), a clamping column (25), a limiting block (26), a tension spring (27), a primary connecting column (28), a secondary connecting column (29), a thimble (30), a limiting ring block (31), an air bag (32), a CO2 steel bottle (33), a bottle support (34), a circular lath (35) and a connecting rope (36).

2. The water rescue tool with the retractable and extendable device as claimed in claim 1, wherein the supporting columns (6) are provided in two groups and are respectively fixedly connected to the left and right sides of the top of the rotating base (2), the ejecting cylinder (7) is horizontally and fixedly connected to the tops of the two groups of supporting columns (6), the multi-stage telescopic rod (8) is horizontally and fixedly connected to the inside of the ejecting cylinder (7), the ejecting spring (9) is sleeved on the multi-stage telescopic rod (8), and the left end of the ejecting spring is fixedly connected to the multi-stage telescopic rod (8).

3. The water rescue tool of a telescopically extendable device according to claim 1, wherein the partition plate (14) is fixedly connected in a sleeve (13), the sleeve (13) is horizontally sleeved on the right side of the ejecting cylinder (7), the partition plate (14) is fixedly connected in the sleeve (13), the connecting cylinder (12) is horizontally and fixedly connected on the left side of the partition plate (14) and extends into the ejecting cylinder (7), the pressing block (11) is fixedly connected at the left end of the connecting cylinder (12), and the pressing block (11) is fixedly connected with the last stage of the multi-stage telescopic rod (8).

4. The water rescue tool of the telescopic unfolding device as claimed in claim 3, characterized in that the left end of the pressing block (11) is abutted against the right end of the ejection spring (9), one end of the pull rope (15) is fixedly connected with the pressing block (11), one end of the pull rope (15) far away from the pressing block (11) passes through the multi-stage telescopic rod (8) and the ejection cylinder (7) and is wound on the wire take-up roller (4), and the total length of the pull rope (15) is less than the total length of the multi-stage telescopic rod (8).

5. The water rescue tool with the retractable and extendable device, as set forth in claim 1, characterized in that the control mechanism (16) is composed of a fixed cylinder (37), a stop block (38), a return spring (39), a first-stage holding rod (40) and a second-stage holding rod (41), the fixed cylinder (37) is fixedly connected to the top of the ejection cylinder (7) in an inverted state, the stop block (38) is movably connected in the fixed cylinder (37) and extends into the ejection cylinder (7) through the ejection cylinder (7) and abuts against the right end of the pressing block (11), the left side of the fixed cylinder (37) is provided with a movable groove (42) matching with the second-stage holding rod (41), the second-stage holding rod (41) horizontally penetrates through the movable groove (42) and is fixedly connected with the stop block (38), the first-stage holding rod (40) is fixedly connected to the top of the left side of the fixed cylinder (37) and is aligned with the second-stage holding rod (41), the return spring (39) is arranged in the fixed cylinder (37) and above the stop block (38), and two ends of the return spring (39) are respectively fixedly connected with the fixed cylinder (37) and the stop block (38).

6. Water rescue tool of telescopically extendable devices according to claim 1, the permanent magnet (18) is fixedly connected with the left end of the inner wall of the connecting cylinder (12), the sphere (19) is made of iron and is adsorbed on the permanent magnet (18), two groups of metal elastic sheets (20), clamping blocks (22) and pull rods (21) are arranged, the two groups of metal elastic sheets (20) are obliquely and symmetrically arranged in the connecting cylinder (12) and are close to the right side of the connecting cylinder (12), the connecting cylinder (12) is matched with the two groups of pull rods (21) to be provided with two groups of grooves (43), the two groups of pull rods (21) are respectively and fixedly connected to one side of the two groups of metal elastic sheets (20) which are opposite to each other and respectively penetrate through the two groups of grooves (43) to extend out of the connecting cylinder (12), and the two groups of clamping blocks (22) are respectively and fixedly connected to the right end of one side, opposite to the two groups of metal elastic sheets (20).

7. The water rescue tool of a retractable deployment device as claimed in claim 6, wherein the snap ring (24) is fixedly connected to the left side of the snap ring (25), two sets of the snap rings (22) are snapped into the snap ring (24), the snap ring (25) penetrates through the partition (14) and extends to the right side of the partition (14) and is fixedly connected with the limiting block (26), the limiting ring block (31) is fixedly connected in the sleeve (13) and is located at the right side of the partition (14), the circular slat (35) is movably connected in the sleeve (13) and is located at the right side of the limiting ring block (31), the air bag (32) is fixedly connected to the right side of the circular slat (35), the primary connecting post (28) is horizontally and fixedly connected to the right side of the snap ring (25), the tension spring (27) is sleeved on the primary connecting post (28) and has two ends respectively and fixedly connected with the circular slat (35) and the limiting block (26), annular stopper (26) are passed and circular lath (35) is run through to one-level spliced pole (28) right-hand member in extending to gasbag (32), second grade spliced pole (29) fixed connection is at one-level spliced pole (28) right-hand member, thimble (30) fixed connection is at second grade spliced pole (29) right-hand member, bottle support (34) fixed connection just is located gasbag (32) on circular lath (35) right side, CO2 steel bottle (33) fixed connection is just right with thimble (30) at bottle support (34) right-hand member and bottle seal, thimble (30) are the toper, second grade spliced pole (29) radius is less than thimble (30) toper bottom surface radius, connect rope (36) both ends respectively with circular lath (35) and sleeve (13) fixed connection.