CN117842313A

CN117842313A - Safety life saving device for fire rescue on water surface

Info

Publication number: CN117842313A
Application number: CN202410178760.5A
Authority: CN
Inventors: 刘东峰; 陈改改; 郝慧敏; 甘涛; 孔武
Original assignee: Shandong Baoyuan Fire Technology Co ltd
Current assignee: Shandong Baoyuan Fire Technology Co ltd
Priority date: 2024-02-14
Filing date: 2024-02-14
Publication date: 2024-04-09

Abstract

The invention relates to the technical field of water surface rescue devices, in particular to a safety type rescue device for water surface fire rescue. The ship comprises ship bodies distributed in a mirror image mode, wherein the ship bodies distributed in the mirror image mode are connected through mounting columns, the propeller is mounted at the tail ends of the ship bodies distributed in the mirror image mode, a life-saving net is rotationally connected between the ship bodies distributed in the mirror image mode, the ship bodies distributed in the mirror image mode are fixedly connected with a first n-shaped frame in a common mode, the first n-shaped frame is rotationally connected with a rotating shaft, a winding roller distributed in the mirror image mode is fixedly connected with the rotating shaft, and a winding rope is fixedly connected between the winding roller and the life-saving net in the rotating shaft. According to the invention, the ship body is driven to approach the person falling into the water, the person falling into the water is supported by the lifesaving net, the person falling into the water is simply and quickly saved out of the water, rescue is carried out on the person falling into the water in the optimal rescue time, and in the rescue process, the rescue personnel do not fall into the water, and meanwhile, the safety of the rescue personnel is ensured.

Description

Safety life saving device for fire rescue on water surface

Technical Field

The invention relates to the technical field of water surface rescue devices, in particular to a safety type rescue device for water surface fire rescue.

Background

The lifeboats and the lifebelts are common water surface life-saving equipment at ordinary times, and are commonly used in a matched mode in the water surface fire rescue process, so that for water surface rescue, the safety of people falling into water is guaranteed at the first time, and the safety of rescue personnel in the rescue process is guaranteed.

The existing rescue mode is to throw the life buoy into water mostly, the water quality of people falling into water is very tested by utilizing the life buoy for rescue, if the life buoy does not accurately fall around the people falling into water, people falling into water need to find the life buoy autonomously, the best rescue time is very easy to miss, the people falling into water are frightened by a certain degree, the life buoy cannot be used correctly and quietly, the other method is to launch the rescue personnel, the people falling into water are supported onto the life boat from the water, and the rescue personnel are easily caught or embraced due to frightened people falling into water, so that the rescue personnel are restrained and the risk of choking water exists.

Disclosure of Invention

The invention provides a safe type lifesaving device for water surface fire rescue, which solves the problems in the background art.

The technical implementation scheme of the invention is as follows: the utility model provides a safe type life saving equipment for fire rescue on surface of water, includes the hull that mirror image distributes, mirror image distributes connect through the erection column between the hull, the propeller is installed jointly to the tail end of hull that mirror image distributes, mirror image distributes rotate between the hull and be connected with the lifesaving net, mirror image distribution the hull is fixedly connected with first n shape frame jointly, first n shape frame rotates and is connected with the axis of rotation, the axis of rotation rigid coupling has the wind-up roll that mirror image distributes, the wind-up roll in the axis of rotation with the rigid coupling has the winding rope between the lifesaving net, the axis of rotation is used for control the inclination of lifesaving net, one side rigid coupling of first n shape frame has first motor, the output shaft of first motor with the axis of rotation rigid coupling utilizes the hull drives the lifesaving net is preceding to remove and upwards hold up the personnel that falls into water.

Further, the utility model provides a fire is thrown mechanism far including the percussion that the mirror image distributes, the percussion is thrown mechanism far sets up respectively in adjacent in the hull far, the percussion is thrown the mechanism far and is used for assisting the life-saving net is rescued to the personnel that falls into water far, the percussion is thrown the mechanism far and is including electric lifting column, electric lifting column rigid coupling is adjacent in the hull, electric lifting column's top is connected with the connecting plate through electric pivot rotation, the connecting plate is kept away from adjacent one side rigid coupling of electric lifting column has the supporting shell, one side of supporting shell is provided with the recess, the supporting shell is close to adjacent one side rigid coupling of hull tail end has the spacing, spacing sliding connection has the slide bar, the one end rigid coupling of slide bar has first limiting plate, first limiting plate with adjacent between the spacing rigid coupling has the second limiting plate, the second limiting plate is close to adjacent one side rigid coupling of spacing has the erection column, the supporting shell is provided with spacing subassembly, spacing subassembly is used for carrying out spacing to adjacent second limiting plate, one side is used for the traction assembly is used for assisting the rescue subassembly to draw.

Further, the spacing subassembly is including second n shape frame, second n shape frame rigid coupling is in the adjacent support shell is close to one side of spacing, second n shape frame sliding connection has the slip case, slip case sliding connection has the stopper, the stopper with adjacent second limiting plate spacing cooperation, the stopper is close to adjacent one side of slide bar is provided with the recess, one side rigid coupling of slip case has electric putter, electric putter's flexible end passes through the mounting panel and is adjacent the stopper rigid coupling, second n shape frame is close to the adjacent one side rotation of slip case is connected with the lead screw, the lead screw passes adjacent the slip case, lead screw and adjacent slip case threaded connection, second n shape frame rigid coupling has the second motor, the output shaft of second motor with the lead screw rigid coupling.

Further, the traction assembly comprises an electric winder, the electric winder is fixedly connected to the upper side of the adjacent ship body, a first fixing plate is fixedly connected to one side of the connecting plate, a fixing column in mirror image distribution is fixedly connected to one side of the first fixing plate, which is close to the tail end of the ship body, the fixing column in mirror image distribution is connected with an extrusion plate in a sliding mode, a positioning plate is arranged at one end, far away from the adjacent ship body, of the fixing column, an elastic piece is fixedly connected between the positioning plate and the adjacent extrusion plate, and a traction rope which is used for folding is arranged between the first fixing plate and the adjacent extrusion plate and is fixedly connected with the adjacent electric winder.

Further, the opposite sides of the first fixing plate and the adjacent extrusion plates are provided with smooth surfaces for reducing friction force between the first fixing plate and the adjacent extrusion plates and keeping away from the adjacent fixing columns, and one sides of the first fixing plate and the adjacent extrusion plates are provided with arc shapes for facilitating placement of the traction ropes.

Further, the life-saving device comprises a life-saving mechanism which is arranged in the supporting shell distributed in a mirror image manner, wherein the life-saving mechanism is used for limiting people falling into water, the life-saving mechanism comprises a connecting shell distributed in a mirror image manner, the connecting shells distributed in the mirror image manner are respectively arranged in the adjacent supporting shells, the connecting shells are fixedly connected with the adjacent traction ropes, a fixing cover is fixedly connected with one side of each connecting shell, a second fixing plate is fixedly connected in each connecting shell, a storage battery and a controller are fixedly connected with each second fixing plate, the controller is in signal connection with a handheld control terminal, the storage battery and the controller are respectively positioned between the adjacent fixing covers and the adjacent second fixing plates, a third fixing plate is fixedly connected with the inner wall of each connecting shell, the third fixed plate is located adjacent the second fixed plate is kept away from one side of fixed lid, the second fixed plate is adjacent with the third fixed plate rotates jointly and is connected with first pivot, mirror image distribution be provided with first stay cord between the connection shell, the both ends of first stay cord pass respectively adjacent the connection shell and with adjacent first pivot rigid coupling, the second fixed plate rigid coupling has with adjacent the third motor that the battery electricity is connected, the output shaft of third motor passes adjacent the second fixed plate and with adjacent first pivot rigid coupling, the third fixed plate is kept away from adjacent one side of fixed lid is provided with coupling assembling, the connection shell is kept away from adjacent one side of fixed lid is provided with sedimentation subassembly.

Further, the outer sides of the connecting shells, which are matched with the adjacent fixed covers, are spherical, so that resistance to the air is reduced, and the density of the connecting shells and the density of the fixed covers are smaller than that of water, so that the connecting shells and the fixed covers are kept floating on the water surface.

Further, the coupling assembling is including the fourth fixed plate, the fourth fixed plate rigid coupling is in adjacent the third fixed plate, the fourth fixed plate is provided with equidistant spout in circumference, sliding connection has the sliding block in the spout of fourth fixed plate, the sliding block rigid coupling has the elasticity spacing post, the fourth fixed plate rotates and is connected with the rolling disc, the rolling disc is provided with equidistant slope spout in circumference, the sliding block is located adjacent the adjacent slope spout of rolling disc slides, the rolling disc rigid coupling has the arc rack, the third fixed plate is close to adjacent one side rigid coupling of fourth fixed plate have with adjacent the fourth motor that the battery electricity is connected, the output shaft of fourth motor pass through the gear with adjacent the arc rack meshing.

Further, subside the subassembly including subside the shell, subside shell spline coupling in the adjacent one side of connecting the shell, subside the outside of shell and be provided with circumference equidistant spacing hole, subside the spacing hole of shell with adjacent spacing cooperation of elasticity spacing post, subside the shell and set up to the metal material, connect the shell with adjacent the buoyancy of fixed cover is greater than adjacent subside the gravity that the shell received, subside the shell and rotate and be connected with the second pivot, the both ends of second pivot all pass adjacent subside the shell, subside the shell and be close to one side rigid coupling of third fixed plate has the annular slab, the second pivot is close to the one end rigid coupling of third fixed plate has the spline housing, first pivot passes adjacent the one end of third fixed plate is provided with the spline, the spline of first pivot with adjacent spline housing spline cooperation, third fixed plate with adjacent subside and between the shell have first connecting the rope, the second is provided with the second between the subside the shell rotates and is connected with the second pivot and is kept away from to the second pivot and has adjacent pivot and the ratchet to subside between the fixed plate respectively the adjacent pivot has the ratchet to subside the pivot.

Further, the second connecting rope is tightly tied with the adjacent traction rope through the soluble connecting piece, so that the resistance to the movement of the connecting shell is reduced.

Compared with the prior art, the invention has the following advantages: 1. according to the invention, the ship body is driven to approach the person falling into the water, the person falling into the water is supported by the lifesaving net, the person falling into the water is simply and quickly saved out of the water, rescue is carried out on the person falling into the water in the optimal rescue time, and in the rescue process, the rescue personnel do not fall into the water, and meanwhile, the safety of the rescue personnel is ensured.

2. According to the invention, the two connecting shells are thrown out at an angle of 45 degrees by using the firing spring, so that the flying-out distance and path of the two connecting shells are ensured, meanwhile, when the right end of the traction rope flies out to the right, the traction rope is pulled out from between the fixed column and the extrusion plate according to a rule, and the traction rope is limited by using the fixed column and the extrusion plate, so that the traction rope is prevented from knotting, and can fly out according to the placing sequence in the flying-out process of the same connecting shell.

3. According to the invention, the two first rotating shafts synchronously wind the first pull ropes through the rotation of the two third motors, the two second rotating shafts synchronously wind the second pull ropes, so that the two connecting shells are close to each other, further, people falling into water have the opportunity to protect the connecting shells, the connecting shells provide upward buoyancy for the people falling into water, and the head of the people falling into water is ensured to be higher than the water surface.

4. The gravity of the two sedimentation shells is utilized, so that the height of the second pull rope is lower than the water surface, the second pull rope is ensured to be positioned at the position of the downward neck of the person falling into water, the success rate of dragging the first pull rope and the second pull rope to the person falling into water is improved, the body multipoint stress of the person falling into water is ensured, and the injury of the body of the person falling into water due to local stress is avoided.

5. According to the invention, the traction rope is used for dragging the connecting shell to move to the upper side of the lifesaving net, the first pull rope and the second pull rope are mutually matched to drag the person falling into water to move to the upper side of the lifesaving net, the positions of the person falling into water are limited by the first pull rope and the second pull rope, and the situation that the person falling into water is impacted by waves caused by movement of the ship body, so that the person falling into water is damaged and deviates from the moving direction of the ship body is prevented.

Drawings

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

FIG. 2 is a top view of the hull and the net of the present invention;

FIG. 3 is a side view of a first n-shaped frame and swivel shaft of the invention;

FIG. 4 is a cross-sectional view of the hull of the present invention;

FIG. 5 is a schematic perspective view of a firing distal throw mechanism of the present invention;

FIG. 6 is a cross-sectional view of a support shell of the present invention;

FIG. 7 is a schematic perspective view of a spacing assembly of the present invention;

FIG. 8 is a schematic perspective view of a traction assembly of the present invention;

FIG. 9 is a schematic perspective view of the traction rope and the connecting shell of the present invention;

FIG. 10 is a cross-sectional view of the attachment housing and stationary cover of the present invention;

FIG. 11 is a cross-sectional view of a fourth mounting plate and sedimentation shell of the present invention;

FIG. 12 is a cross-sectional view of the annular plate and spline housing of the present invention;

FIG. 13 is a bottom view of the sinker shell and ratchet of the present invention;

fig. 14 is a view showing the operation of the connection housing and the sedimentation housing of the present invention.

The marks of the components in the drawings are as follows: 1: hull, 2: a lifesaving net, 3: first n-shaped shelf, 4: rotation axis, 5: first motor, 6: electric lifting column, 7: connecting plate, 8: support shell, 9: limit frame, 10: slide bar, 11: first limiting plate, 12: firing spring, 13: second limiting plate, 14: second n-shaped shelf, 15: slide box, 16: stopper, 17: electric putter, 18: lead screw, 19: second motor, 20: electric winder, 21: first fixed plate, 22: fixing column, 23: extrusion plate, 24: elastic piece, 25: traction rope, 26: connection shell, 261: fixed lid, 27: second fixing plate, 28: battery, 29: controller, 30: third fixing plate, 31: first pivot, 32: first draw string, 33: third motor, 34: fourth fixed plate, 35: sliding block, 36: elastic limit post, 37: rotating disk, 38: arc rack, 39: fourth motor, 40: sedimentation shell, 41: second spindle, 42: annular plate, 43: spline housing, 44: first connecting rope, 45: second pull cord, 46: ratchet, 47: pawl, 48: and a second connecting rope.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent. It is only stated that the terms of orientation such as up, down, front, left, right, etc. used in the present invention appear or are about to appear herein, are based on the attached figure 1 of the present invention only, and are not intended to be limiting in any way. The terms "coupled," "mounted," and the like are to be construed broadly and may be, for example, fixedly coupled, detachably coupled, or integrally formed.

Example 1: the utility model provides a safe type life saving equipment for fire rescue on water surface, as shown in figure 1-figure 3, including two hulls 1 that mirror image distributes, connect through the erection column between two hulls 1, there is the interval between two hulls 1, the propeller is installed jointly to the tail end of two hulls 1, after the propeller of two hull 1 tail ends starts, two hulls 1 move according to appointed direction, rotate between two hulls 1 and be connected with life net 2, the metal frame is installed to the front and back both sides of life net 2, two hulls 1 joint has first n shape frame 3, first n shape frame 3 is used for increasing the stability of two hulls 1, first n shape frame 3 rotates and is connected with axis of rotation 4, axis of rotation 4 rigid coupling has two wind-up rolls of mirror image distribution, A winding rope is fixedly connected between a winding roller on a rotating shaft 4 and a lifesaving net 2, the winding roller on the rotating shaft 4 rotates and winds the winding rope on the winding roller, the right part of the lifesaving net 2 is in an inclined state initially, the rotating shaft 4 is used for controlling the inclined state of the lifesaving net 2, the right end of the lifesaving net 2 is higher than the left end, when two ship bodies 1 move along the water surface, the lifesaving net 2 is not contacted with the water surface, the lifesaving net 2 is prevented from falling into the water, the resistance force applied to the forward movement of the two ship bodies 1 is increased, a first motor 5 is fixedly connected to the front side of a first n-shaped frame 3, an output shaft of the first motor 5 is fixedly connected with the rotating shaft 4, the first motor 5 is arranged as a self-locking motor, and the ship bodies 1 are utilized to drive the lifesaving net 2 to move forward to upwards hold up people falling into water.

When the life saving device is used, a rescue person moves the ship body 1 according to a specified direction by controlling the propeller at the tail end of the ship body 1, a control platform in the ship body 1 is not shown in the drawing, the rescue person controls the life saving device to rapidly move to the position of the person falling into water, in an initial state, the right part of the life saving net 2 is in the state shown in the figure 1, the whole life saving net 2 is positioned at the upper side of the water surface, when the ship body 1 moves along the water surface, the life saving net 2 increases the moving resistance of the ship body 1 on the water surface, when the ship body 1 is about to move to the position of the person falling into water, the rescue person firstly reduces the speed of the ship body 1 and starts the first motor 5, the output shaft of the first motor 5 drives the rotating shaft 4 and the winding roller on the rotating shaft 4 to circumferentially rotate along with the rotation of the rotating shaft 4, the lower end of the winding rope on the winding roller of the rotating shaft 4 starts to move downwards, under the action of gravity of the lifesaving net 2, the lifesaving net 2 rotates along the two hulls 1, the right end of the lifesaving net 2 moves to the lower side of the water surface and forms 45 degrees with the water surface, the rescue workers control the hulls 1 to move towards the direction of the person falling into the water until the person falling into the water is positioned between the two hulls 1, then a first motor 5 is started by workers, an output shaft of the first motor 5 drives a rotating shaft 4 to reversely rotate, a winding rope on a winding roller drives the right end of the lifesaving net 2 to swing upwards until the lifesaving net 2 swings to a horizontal state, after the lifesaving net 2 swings to the horizontal state, the first motor 5 is closed by the rescue workers, the person falling into the water can be lifted upwards by the lifesaving net 2, the person falling into the water gradually moves to the upper side of the water surface, then the rescue workers transfer the person falling into the hulls 1 from the lifesaving net 2 for treatment, the rescue workers control the first motor 5 again, so that the lifesaving net 2 is reset to an initial state, then rescue personnel control hull 1 shifts the personnel that falls into water to safe position, utilizes this life saving equipment to carry out the rescue to the personnel that falls into water, and the rescue personnel need not to fall into water just can rescue the personnel that falls into water, provides the guarantee for the personal safety of rescue personnel, and this rescue equipment just can hold in the palm the personnel that falls into water to the surface of water upside in the short time moreover, and the swift rescue time of operation is shorter, and the probability that falls into water personnel were injured drowned is lower.

Example 2: on the basis of the embodiment 1, as shown in fig. 4-7, the device further comprises two groups of shooting and throwing mechanisms which are distributed in a mirror image manner, the two groups of shooting and throwing mechanisms are respectively arranged in the adjacent ship bodies 1, the shooting and throwing mechanisms are used for assisting the lifesaving net 2 in rescuing people falling into water, the shooting and throwing mechanisms comprise electric lifting columns 6, the electric lifting columns 6 are existing devices, the internal structures of the electric lifting columns 6 are not completely shown in the drawings, the electric lifting columns 6 are fixedly connected in the adjacent ship bodies 1, the top ends of the electric lifting columns 6 are rotationally connected with connecting plates 7 through electric rotating shafts, the upper sides of the connecting plates 7 are fixedly connected with supporting shells 8, the electric rotating shafts between the electric lifting columns 6 and the adjacent connecting plates 7 are used for controlling the directions of the supporting shells 8, one sides of the supporting shells 8 are provided with grooves, the inside of the supporting shells 8 are provided with smooth surfaces, the left sides of the supporting shells 8 are fixedly connected with limiting frames 9, the limiting frame 9 is slidably connected with a sliding rod 10, the right end of the sliding rod 10 is fixedly connected with a first limiting plate 11, a firing spring 12 is fixedly connected between the first limiting plate 11 and the adjacent limiting frame 9, the firing spring 12 is sleeved on the adjacent sliding rod 10, when the sliding rod 10 drives the first limiting plate 11 to move leftwards, the firing spring 12 compresses and stores energy, the left end of the sliding rod 10 is fixedly connected with a second limiting plate 13, the right side of the second limiting plate 13 is fixedly connected with a mounting column, the mounting column on the second limiting plate 13 supports the adjacent limiting frame 9, a gap exists between the limiting frame 9 and the adjacent second limiting plate 13, a limiting assembly is arranged on the supporting shell 8 and used for limiting the adjacent second limiting plate 13, a traction assembly is arranged on one side of the connecting plate 7 and used for assisting rescue workers.

As shown in fig. 6 and 7, the limiting component comprises a second n-shaped frame 14, the second n-shaped frame 14 is fixedly connected to the left side of an adjacent supporting shell 8, a sliding box 15 is slidably connected to the second n-shaped frame 14, a limiting block 16 is slidably connected to the sliding box 15, the limiting block 16 is in limiting fit with an adjacent second limiting plate 13, the sliding box 15 is used for guiding and limiting the limiting block 16, the limiting block 16 can only move up and down along the adjacent sliding box 15, a groove is formed in the upper side of the limiting block 16, the groove in the upper side of the limiting block 16 is in contact fit with an adjacent sliding rod 10, an electric push rod 17 is fixedly connected to the outer side of the sliding box 15, a telescopic end of the electric push rod 17 is fixedly connected with the adjacent limiting block 16 through a mounting plate, the telescopic end of the electric push rod 17 is used for driving the adjacent limiting block 16 to move up and down, a lead screw 18 is rotatably connected to the lower side of the second n-shaped frame 14, the lead screw 18 passes through the adjacent sliding box 15, the lead screw 18 is in threaded connection with the adjacent sliding box 15, the adjacent sliding box 15 is in the way driven by the screw 18 to move along the adjacent second n-shaped frame 14, the upper side of the limiting block 15 is in contact with the adjacent motor 19 is fixedly connected with a second motor 19, and the second motor 19 is fixedly connected with the second motor 19 through the limiting block 16 is fixedly connected with the second motor 19, and the second motor 19 is fixedly connected with the second motor 19.

As shown in fig. 8 and 9, the traction assembly comprises an electric winder 20, the electric winder 20 is fixedly connected to the upper side of the adjacent ship body 1, a first fixing plate 21 is fixedly connected to the left side of the connecting plate 7, two fixing columns 22 distributed in a mirror image mode are fixedly connected to the left side of the first fixing plate 21, two fixing columns 22 are connected with extrusion plates 23 in a sliding mode, positioning plates are mounted at the upper ends of the fixing columns 22, elastic pieces 24 are fixedly connected between the positioning plates of the fixing columns 22 and the adjacent extrusion plates 23, the elastic pieces 24 are arranged to form springs, the elastic pieces 24 are sleeved on the adjacent fixing columns 22, traction ropes 25 which are folded are arranged between the first fixing plate 21 and the adjacent extrusion plates 23 are arranged to form smooth surfaces, friction force between the first fixing plate 21 and the adjacent extrusion plates 23 is reduced, the traction ropes 25 slide between the first fixing plate 21 and the adjacent extrusion plates 23 and are not affected by any influence, the right sides of the first fixing plate 21 and the adjacent extrusion plates 23 are all arc-shaped, the winding ropes 25 are convenient to be placed, the ropes 25 and the adjacent extrusion plates 20 are contacted with the first fixing plates 21 and the adjacent extrusion plates 23, and the elastic pieces are conveniently moved out of the first fixing plates and the adjacent extrusion plates 21 and the adjacent extrusion plates are fixedly connected.

As shown in fig. 9-13, the life-saving device is arranged in two supporting shells 8, the life-saving device is used for limiting people falling into water, the life-saving device comprises two connecting shells 26 which are distributed in a mirror image mode, the two connecting shells 26 are respectively arranged in adjacent supporting shells 8, the connecting shells 26 are fixedly connected with adjacent traction ropes 25, a fixed cover 261 is fixedly connected on the upper side of each connecting shell 26, a sealing piece is arranged between each fixed cover 261 and each adjacent connecting shell 26 and is used for improving the sealing performance between each connecting shell 26 and each adjacent fixed cover 261, the outer sides of the connecting shells 26 and the adjacent fixed covers 261 are in a spherical shape in cooperation, the resistance in the air is reduced, the outward flying distance of the connecting shells 26 is ensured, the densities of the connecting shells 26 and the fixed covers 261 are smaller than that of water, the connecting shells 26 and the fixed covers 261 are kept to float on the water surface, after the connecting shells 26 and the adjacent fixed covers 261 fall into the water, the shell combined by the connecting shell 26 and the adjacent fixed cover 261 floats on the water surface, a second fixed plate 27 is fixedly connected in the connecting shell 26, a storage battery 28 and a controller 29 are fixedly connected with the second fixed plate 27, the controller 29 is in signal connection with a handheld control terminal, the storage battery 28 and the controller 29 are positioned between the adjacent fixed cover 261 and the adjacent second fixed plate 27, the fixed cover 261 and the second fixed plate 27 are matched with the adjacent connecting shell 26 and used for protecting the storage battery 28 and the controller 29, a third fixed plate 30 is fixedly connected on the inner wall of the connecting shell 26, the third fixed plate 30 is positioned on the lower side of the adjacent second fixed plate 27, a first rotating shaft 31 is connected with the second fixed plate 27 and the adjacent third fixed plate 30 in a common rotation way, a first pull rope 32 is arranged between the two connecting shells 26 and used for dragging people falling into the left side to enable the people falling into the water to gradually approach the hull 1, the both ends of first stay cord 32 pass adjacent coupling shell 26 respectively and with adjacent first pivot 31 rigid coupling, the first pivot 31 of front and back both sides rotates, roll up first stay cord 32 simultaneously, the second fixed plate 27 rigid coupling has third motor 33, third motor 33 is connected with adjacent battery 28 electricity, the output shaft of third motor 33 passes adjacent second fixed plate 27 and with adjacent first pivot 31 rigid coupling, the downside of third fixed plate 30 is provided with coupling assembling, the one side that coupling shell 26 kept away from fixed cover 261 is provided with sedimentation subassembly.

As shown in fig. 10-12, the connecting assembly comprises a fourth fixing plate 34, the fourth fixing plate 34 is fixedly connected to the adjacent third fixing plate 30, the fourth fixing plate 34 is located at the lower side of the adjacent third fixing plate 30, four sliding grooves with equal intervals are formed in the fourth fixing plate 34, a sliding block 35 is slidably connected in the sliding groove of the fourth fixing plate 34, the sliding groove of the fourth fixing plate 34 is used for guiding the moving direction of the adjacent sliding block 35, an elastic limiting column 36 is fixedly connected to the sliding block 35, the elastic limiting column 36 is a limited elastic telescopic rod, the telescopic end of the elastic limiting column 36 is spherical, the fourth fixing plate 34 is rotatably connected with a rotating disc 37, the rotating disc 37 is provided with four inclined sliding grooves with equal intervals in the circumferential direction, the sliding block 35 is located in the adjacent inclined sliding groove of the adjacent rotating disc 37, the sliding block 37 slides along the inclined sliding groove of the rotating disc 37 and the sliding groove of the fourth fixing plate 34 at the same time, an arc-shaped rack 38 is fixedly connected to the sliding groove of the fourth fixing plate 34, a motor 39 electrically connected to the adjacent storage battery 28 is fixedly connected to the lower side of the third fixing plate 30, the telescopic end of the elastic limiting column 36 is provided with a motor 39, and the fourth motor 39 is arranged at the outer side of the fourth motor 39 is meshed with the fourth gear 39 through the arc-shaped rack 39, and the fourth gear 39 is meshed with the fourth gear housing 39.

As shown in fig. 11 to 14, the sedimentation assembly comprises a sedimentation shell 40, the sedimentation shell 40 is connected with the lower side of the adjacent connection shell 26 through a spline, inclined surfaces which are in extrusion fit with the adjacent elastic limit posts 36 are arranged on the upper side of the sedimentation shell 40, four limit holes which are circumferentially equidistant are arranged on the outer side of the sedimentation shell 40, the limit holes of the sedimentation shell 40 are in limit fit with the adjacent elastic limit posts 36, the adjacent sedimentation shell 40 is limited by the adjacent four elastic limit posts 36, the sedimentation shell 40 and the adjacent connection shell 26 are in a connection state, the sedimentation shell 40 is made of metal materials, the buoyancy of the connection shell 26 and the adjacent fixed cover 261 is greater than the gravity of the adjacent sedimentation shell 40, the sedimentation shell 40 cannot float in water, the sedimentation shell 40 is rotationally connected with a second rotating shaft 41, two ends of the second rotating shaft 41 penetrate through the adjacent sedimentation shell 40, an annular plate 42 is fixedly connected on the upper side of the sedimentation shell 40, the upper end of the second rotating shaft 41 is fixedly connected with a spline sleeve 43, the lower end of the first rotating shaft 31 is provided with a spline, the first rotating shaft 31 is matched with the adjacent spline sleeve 43 through the spline at the lower side of the first rotating shaft 31, so that the second rotating shaft 41 synchronously rotates along with the adjacent first rotating shaft 31, the spline at the lower end of the first rotating shaft 31 is matched with the spline sleeve 43, a first connecting rope 44 is fixedly connected between the third fixed plate 30 and the adjacent sedimentation shell 40, the first connecting rope 44 is coiled at the outer side of the adjacent annular plate 42, the annular plate 42 is matched with the adjacent fourth fixed plate 34, the adjacent first connecting rope 44 is limited, the first connecting rope 44 is prevented from being knotted, a second pull rope 45 is arranged between the two sedimentation shells 40, two ends of the second pull rope 45 respectively penetrate through the adjacent sedimentation shells 40 and are fixedly connected with the adjacent second rotating shaft 41, the lower end of the second rotating shaft 41 is fixedly connected with a ratchet 46, the lower side of the sedimentation shell 40 is rotationally connected with a pawl 47 matched with the adjacent ratchet wheel 46 through a rotating shaft, a torsion spring for resetting is fixedly connected between the pawl 47 and the rotating shaft, a second connecting rope 48 is fixedly connected between the sedimentation shell 40 and the adjacent traction rope 25, the second connecting rope 48 is used for pulling the adjacent sedimentation shell 40 to enable the sedimentation shell 40 to synchronously move with the adjacent connecting shell 26, the second connecting rope 48 is in a binding state with the adjacent traction rope 25 through a soluble connecting piece, and after the second connecting rope 48 contacts the adjacent traction rope 25 with the water surface, the soluble connecting piece is melted, the limit of the adjacent second connecting rope 48 and the adjacent traction rope 25 is released, and the resistance applied to the movement of the connecting shell 26 is reduced.

Before rescue is performed on a person falling into water, as shown in fig. 5, the limiting block 16 and the adjacent second limiting plates 13 are in a limiting state, the firing springs 12 on the front side and the rear side are in a compressed state, then two connecting shells 26 are respectively placed in the two supporting shells 8 by a worker, at the moment, the first pull rope 32 and the second pull rope 45 are positioned in grooves of the two supporting shells 8, when the life saving device is close to the person falling into water, the rescue worker adjusts the heights of the two electric lifting columns 6, meanwhile, controls the electric rotating shafts between the connecting plates 7 and the adjacent electric lifting columns 6, enables the supporting shells 8 to swing to a 45-degree inclined state, the rescue worker simultaneously starts the two electric push rods 17, the telescopic ends of the electric push rods 17 drive the adjacent limiting blocks 16 to move downwards, the limiting blocks 16 move downwards along the adjacent sliding boxes 15, the limiting blocks 16 gradually lose limit with the adjacent second limiting plates 13, after the second limiting plates 13 at the front side and the rear side lose limiting simultaneously, under the action of the elastic force of the firing spring 12, the sliding rod 10 and the first limiting plate 11 on the sliding rod move along the adjacent limiting frame 9 rapidly, under the action of the thrust of the first limiting plate 11, the connecting shell 26 positioned in the supporting shell 8 is thrown out at an angle of 45 degrees, the front connecting shell 26 and the rear connecting shell 26 fly out rightward at the same time, the air resistance born by the first pull rope 32 and the second pull rope 45 is very small, the normal movement of the two connecting shells 26 is not influenced, when the connecting shells 26 fly out outwards, the connecting shells 26 pull the right ends of the adjacent traction ropes 25 to fly out, when the right ends of the traction ropes 25 fly out rightward, the traction ropes 25 are pulled out from between the adjacent fixed columns 22 and the extrusion plates 23 regularly, the traction ropes 25 are limited by the fixed columns 22 and the extrusion plates 23, the occurrence of knotting of the traction ropes 25 can be prevented, but also fly out in the order of placement during the process of flying out with the connection housing 26.

When the two connecting shells 26 fall on the water surface, the traction rope 25 is completely out of contact with the adjacent fixed columns 22 and the extrusion plates 23, meanwhile, the traction rope 25 falls on the water surface, a person falling into water is positioned on the left side of the first pull rope 32 and the second pull rope 45, then a rescue person transmits signals to the controller 29 through the handheld control terminal, at this moment, the controller 29 firstly starts the two third motors 33, the output shafts of the two third motors 33 respectively drive the adjacent first rotating shafts 31 to rotate, the first rotating shafts 31 drive the adjacent spline sleeves 43 to synchronously rotate through the spline positioned at the lower part, the spline sleeves 43 drive the adjacent second rotating shafts 41 to synchronously rotate, at this moment, the two first rotating shafts 31 synchronously wind the first pull rope 32 from two sides, the two second rotating shafts 41 synchronously wind the second pull rope 45 from two sides, the two connecting shells 26 mutually approach each other, when the two connecting shells 26 mutually separate to reach a set distance, the controller 29 then automatically closes the adjacent third motor 33, the third motor 33 drives the self-locking function, at this time, the two connecting shells 26 are respectively located at the front and rear sides of the person falling into water, when the controller 29 closes the adjacent third motor 33 and starts the adjacent fourth motor 39, the output shaft of the fourth motor 39 drives the adjacent arc-shaped rack 38 to rotate through the gear thereon, the arc-shaped rack 38 drives the adjacent rotating disc 37 to rotate along the adjacent fourth fixed plate 34, the sliding block 35 slides along the inclined sliding groove of the adjacent rotating disc 37 during the rotation of the rotating disc 37, at this time, the adjacent four sliding blocks 35 respectively drive the elastic limit posts 36 thereon to move away from each other until the elastic limit posts 36 lose fit with the limit holes of the adjacent sedimentation shells 40, the controller 29 then closes the adjacent fourth motor 39 under the self gravity action of the sedimentation shells 40, the sedimentation shell 40 slides downwards along the lower side of the adjacent connection shell 26 until the sedimentation shell 40 is out of contact with the adjacent connection shell 26, the spline sleeve 43 is out of engagement with the spline at the lower end of the adjacent first rotating shaft 31 in the process of downwards sliding and separating the sedimentation shell 40 from the adjacent connection shell 26, the sedimentation shell 40 pulls the lower end of the first connection rope 44 downwards in the process of downwards moving the sedimentation shell 40, the lower end of the first connection rope 44 moves downwards until the first connection rope 44 is straightened, the sedimentation shell 40 stops moving downwards and keeps a certain distance with the adjacent connection shell 26 under the action of the pulling force of the first connection rope 44, and after the spline sleeve 43 is out of engagement with the lower end of the adjacent first rotating shaft 31, the adjacent second rotating shaft 41 is limited by the engagement of the ratchet 46 and the pawl 47, and the two sedimentation shells 40 drive the second pull rope 45 to move to the lower side of the water surface.

After the connection shell 26 floats on the water surface, the traction ropes 25 contact with the adjacent second connection ropes 48 at the same time and float on the water surface, the soluble connection piece between the traction ropes 25 and the adjacent second connection ropes 48 melts after contacting with the water, and as the sedimentation shell 40 moves downward, a state as shown in fig. 14 is formed, at which the first and second pulling ropes 32 and 45 are separated from each other, the rescue personnel then starts the two electric winders 20, the two electric winders 20 start and wind the traction ropes 25 connected thereto respectively, the two traction ropes 25 pull the connected connection shells 26 respectively, the two connection shells 26 and the parts thereon move near the hull 1, the sedimentation shell 40 moves near the hull 1 synchronously with the adjacent connection shells 26 under the pulling force of the second connection ropes 48, the first pull rope 32 and the second pull rope 45 are attached to the body of the person falling into the water afterwards, as the first pull rope 32 and the second pull rope 45 are in an up-down distribution state, the probability that the first pull rope 32 and the second pull rope 45 are contacted with the person falling into the water is improved, further the success rate that the first pull rope 32 and the second pull rope 45 drag the person falling into the water leftwards is higher, the first pull rope 32 and the second pull rope 45 move leftwards until the person falling into the water moves to the upper side of the lifesaving net 2, the two electric winders 20 are closed by the rescue personnel, then the operation is repeated, the lifesaving net 2 swings to a horizontal state, the person falling into the water is rescued, and in the process that the first pull rope 32 and the second pull rope 45 drag the person falling into the water to move leftwards, the rescue personnel control the ship body 1 to move rightwards, the ship body 1 slowly approaches to the person falling into the water, and the rescue time of the person falling into the water is reduced again.

When the person falling into water is safely transferred, the rescue personnel transmits signals to the two controllers 29 again through the handheld control terminal, the two controllers 29 start the adjacent third motors 33 again, the two third motors 33 reversely rotate, meanwhile, the rescue personnel pulls the first pull rope 32 to pull the first pull rope 32 out of the two connecting shells 26, then the controllers 29 close the adjacent third motors 33, the rescue personnel loses the cooperation between the pawl 47 and the adjacent ratchet 46 through swinging the pawl 47, the rescue personnel pulls the second pull rope 45, the second pull rope 45 drives the adjacent second rotating shaft 41 to rotate, the second pull rope 45 is pulled out of the two sedimentation shells 40 through repeating the operation, the staff transmits signals to the two controllers 29 through the handheld control terminal, then the controllers 29 start the adjacent fourth motors 39 respectively, the output shaft of the fourth motor 39 drives the gears on the four connecting plates to reset, the adjacent four sliding blocks 35 reset when the rotating disc 37 rotates, then the controller 29 turns off the adjacent fourth motor 39, a rescue worker winds up the first connecting rope 44 and places the first connecting rope between the adjacent fourth fixing plate 34 and the adjacent annular plate 42, the rescue worker inserts the sedimentation shell 40 from the bottom of the adjacent connecting shell 26, when the sedimentation shell 40 moves upwards along the adjacent connecting shell 26, the upper side of the sedimentation shell 40 presses the adjacent four elastic limit posts 36, the elastic limit posts 36 deform firstly and then are matched with the adjacent limit holes on the adjacent sedimentation shell 40 again, the adjacent sedimentation shell 40 is limited again by the four elastic limit posts 36, and simultaneously the spline sleeve 43 is in spline connection with the spline at the lower end of the adjacent first rotating shaft 31 again.

The rescue personnel starts the two electric winders 20 to enable the two electric winders 20 to reversely rotate, the rescue personnel takes down the traction rope 25 wound on the electric winders 20 and closes the two electric winders 20 again, then the personnel orderly arranges the traction rope 25 between the adjacent fixed column 22 and the adjacent extrusion plate 23 (as shown in the state of fig. 9), the adjacent extrusion plate 23 is extruded again to limit the traction rope 25 by utilizing the adjacent two elastic pieces 24 at the moment, the rescue personnel starts the two second motors 19, the output peripheral shafts of the two second motors 19 respectively drive the adjacent lead screws 18 to rotate, the lead screws 18 drive the adjacent sliding boxes 15 to slide along the adjacent second n-shaped frames 14 through threads, the sliding boxes 15 move rightwards, when the sliding boxes 15 move to the right side of the adjacent lead screws 18, the limiting blocks 16 are positioned between the adjacent second limiting plates 13 and the adjacent limiting frames 9 at the moment, the rescue personnel close the two second motors 19 and start the two electric push rods 17, under the action of the mounting posts of the second limiting plates 13, the second limiting plates 13 and the adjacent limiting frames 9 have gaps, the telescopic ends of the electric push rods 17 drive the adjacent limiting blocks 16 to move upwards, the limiting blocks 16 move upwards to be between the adjacent second limiting plates 13 and the adjacent limiting frames 9, the upper side grooves of the limiting blocks 16 are contacted with the adjacent sliding rods 10 again, then the rescue personnel close the two electric push rods 17, simultaneously control the electric lifting posts 6 to restore the electric lifting posts 6 to the initial height, control the electric rotating shafts between the electric lifting posts 6 and the connecting plates 7 to restore, further drive the supporting shells 8 on the connecting plates 7 to restore to the initial state, the rescue personnel connect the traction ropes 25 and the adjacent second connecting ropes 48 through soluble connecting pieces again, the rescue personnel put the two connecting shells 26 into the two supporting shells 8 respectively, so that the next use is facilitated.

It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. A safe type life saving equipment for surface of water fire rescue, characterized by: including hull (1) that mirror image distributes, mirror image distributes connect through the erection column between hull (1) tail end installs the propeller jointly, mirror image distributes between hull (1) rotate between be connected with life-saving net (2), mirror image distributes hull (1) joint has first n shape frame (3), first n shape frame (3) rotate and are connected with axis of rotation (4), axis of rotation (4) rigid coupling has the wind-up roll that mirror image distributes, wind-up roll on axis of rotation (4) with the rigid coupling has a receipts rope between life-saving net (2), axis of rotation (4) are used for control life-saving net (2) incline status, one side rigid coupling of first n shape frame (3) has first motor (5), the output shaft of first motor (5) with axis of rotation (4) rigid coupling, utilize hull (1) drive life-saving net (2) forward removal is upwards held up personnel in the water.

2. A safety rescue device for fire rescue on water as defined in claim 1 wherein: the fire throwing device is characterized by further comprising a fire throwing mechanism which is distributed in a mirror image manner, wherein the fire throwing mechanism is respectively arranged in the adjacent ship bodies (1), the fire throwing mechanism is used for assisting the rescue net (2) to rescue people falling into water, the fire throwing mechanism comprises an electric lifting column (6), the electric lifting column (6) is fixedly connected in the adjacent ship bodies (1), the top end of the electric lifting column (6) is rotationally connected with a connecting plate (7) through an electric rotating shaft, the connecting plate (7) is far away from the adjacent ship bodies (6), one side of the supporting plate (8) is fixedly connected with a supporting shell (8), one side of the supporting shell (8) is provided with a groove, one side of the supporting shell (8) close to the tail end of the adjacent ship bodies (1) is fixedly connected with a limiting frame (9), the limiting frame (9) is in sliding connection with a sliding rod (10), one end of the sliding rod (10) is fixedly connected with a first limiting plate (11), the top end of the electric lifting column (6) is fixedly connected with a connecting plate (7), one side of the second limiting plate (13) is far away from the adjacent supporting plate (13), the other end of the supporting plate (13) is fixedly connected with a limiting assembly (13), one side of the connecting plate (7) is provided with a traction assembly, and the traction assembly is used for assisting rescue of people falling into water.

3. A safety rescue device for fire rescue on water as defined in claim 2 wherein: the limiting component comprises a second n-shaped frame (14), the second n-shaped frame (14) is fixedly connected to the adjacent supporting shell (8) and is close to one side of the limiting frame (9), the second n-shaped frame (14) is connected with a sliding box (15) in a sliding mode, the sliding box (15) is connected with a limiting block (16) in a sliding mode, the limiting block (16) is in limiting fit with the adjacent second limiting plate (13), the limiting block (16) is close to the adjacent sliding rod (10) and is provided with a groove, an electric push rod (17) is fixedly connected to one side of the sliding box (15), the telescopic end of the electric push rod (17) is fixedly connected with the adjacent limiting block (16) through a mounting plate, one side of the second n-shaped frame (14) is close to the adjacent sliding box (15) and is connected with a lead screw (18) in a rotating mode, the lead screw (18) penetrates through the adjacent sliding box (15), the lead screw (18) is in threaded connection with the adjacent sliding box (15), a second n-shaped motor (14) is fixedly connected with a second output shaft (19), and the second output shaft (19) is fixedly connected with the lead screw (19).

4. A safety rescue device for fire rescue on water as defined in claim 2 wherein: the traction assembly comprises an electric winder (20), the electric winder (20) is fixedly connected to the upper side of the ship body (1) and is adjacent to the ship body, a first fixing plate (21) is fixedly connected to one side of the connecting plate (7), a fixing column (22) distributed in a mirror mode is fixedly connected to one side of the tail end of the ship body (1) and is adjacent to the first fixing plate, the fixing columns (22) distributed in a mirror mode are connected with a squeezing plate (23) in a sliding mode, the fixing columns (22) are far away from the adjacent end of the ship body (1) and are provided with positioning plates, an elastic piece (24) is fixedly connected between the positioning plates of the fixing columns (22) and the squeezing plate (23), and a traction rope (25) which is folded and placed is arranged between the first fixing plate (21) and the adjacent squeezing plate (23) and is fixedly connected with the adjacent electric winder (20).

5. A safety rescue device for water rescue as defined in claim 4 wherein: opposite sides of the first fixing plate (21) and the adjacent extrusion plates (23) are smooth surfaces and are used for reducing friction force between the first fixing plate (21) and the adjacent extrusion plates (23) and keeping away from the adjacent fixing columns (22), and one sides of the first fixing plate (21) and the adjacent extrusion plates (23) are arc-shaped and are convenient for placing the traction ropes (25).

6. A safety rescue device for fire rescue on water as defined in claim 3 wherein: the life-saving mechanism is arranged in the supporting shell (8) in mirror image distribution, the life-saving mechanism is used for limiting people falling into water, the life-saving mechanism comprises a connecting shell (26) in mirror image distribution, the connecting shell (26) in mirror image distribution is respectively arranged in the adjacent supporting shell (8), the connecting shell (26) is fixedly connected with the adjacent traction ropes (25), one side of the connecting shell (26) is fixedly connected with a fixed cover (261), a second fixed plate (27) is fixedly connected in the connecting shell (26), a storage battery (28) and a controller (29) are fixedly connected with a handheld control terminal signal, the storage battery (28) and the controller (29) are both positioned between the adjacent fixed cover (261) and the adjacent second fixed plate (27), a third fixed plate (30) is fixedly connected with the inner wall of the connecting shell (26), the third fixed plate (30) is positioned between the adjacent second fixed plate (27) and the adjacent second fixed plate (27), the second fixed plate (27) is far away from the first fixed plate (31), the first fixed plate (31) is connected with the second fixed plate (30), the utility model discloses a motor structure, including battery (28) and fixed cover (261), including first stay cord (32), second fixed plate (27), second stay cord (32) both ends pass respectively adjacent connect shell (26) and with adjacent first pivot (31) rigid coupling, second fixed plate (27) rigid coupling have with adjacent third motor (33) that battery (28) electricity is connected, the output shaft of third motor (33) passes adjacent second fixed plate (27) and with adjacent first pivot (31) rigid coupling, one side that adjacent fixed cover (261) was kept away from to third fixed plate (30) is provided with coupling assembling, one side that adjacent fixed cover (261) was kept away from to connect shell (26) is provided with sedimentation subassembly.

7. A safety rescue device for water rescue as defined in claim 6 wherein: the connecting shell (26) and the adjacent fixed cover (261) are matched to form a sphere on the outer side, so that resistance in air is reduced, the density of the connecting shell (26) and the density of the fixed cover (261) are smaller than that of water, and the connecting shell (26) and the fixed cover (261) are kept to float on the water surface.

8. A safety rescue device for water rescue as defined in claim 6 wherein: the connecting assembly comprises a fourth fixing plate (34), the fourth fixing plate (34) is fixedly connected to the adjacent third fixing plate (30), the fourth fixing plate (34) is provided with circumferential equidistant sliding grooves, sliding blocks (35) are slidably connected in the sliding grooves of the fourth fixing plate (34), elastic limiting columns (36) are fixedly connected to the sliding blocks (35), the fourth fixing plate (34) is rotatably connected with a rotating disc (37), the rotating disc (37) is provided with circumferential equidistant inclined sliding grooves, the sliding blocks (35) are located adjacent to the rotating disc (37) and slide in the adjacent inclined sliding grooves, an arc-shaped rack (38) is fixedly connected to the rotating disc (37), one side, close to the adjacent third fixing plate (30), of the fourth fixing plate (34) is fixedly connected with a fourth motor (39) which is electrically connected with an adjacent storage battery (28), and an output shaft of the fourth motor (39) is meshed with the adjacent arc-shaped rack (38) through gears.

9. A safety rescue device for water rescue as defined in claim 7 wherein: the sedimentation assembly comprises a sedimentation shell (40), the sedimentation shell (40) is in spline connection with the lower side of the adjacent connection shell (26), a circumferential equidistant limit hole is formed in the outer side of the sedimentation shell (40), the limit hole of the sedimentation shell (40) is in limit fit with an adjacent elastic limit column (36), the sedimentation shell (40) is made of metal, the buoyancy of the connection shell (26) and the adjacent fixed cover (261) is greater than the gravity born by the adjacent sedimentation shell (40), the sedimentation shell (40) is in rotation connection with a second rotating shaft (41), two ends of the second rotating shaft (41) penetrate through the adjacent sedimentation shell (40), an annular plate (42) is fixedly connected with one side of the sedimentation shell (40) close to the third fixed plate (30), one end of the second rotating shaft (41) close to the third fixed plate (30) is fixedly connected with a spline sleeve (43), one end of the first rotating shaft (31) penetrates through the adjacent third fixed plate (30) and is provided with a second rotating shaft (41), the spline sleeve (43) is fixedly connected with the spline sleeve (40) in a mirror image fit mode, the utility model discloses a sedimentation device, including sedimentation shell (40), second stay cord (45), second pivot (41), second stay cord (45) both ends pass respectively adjacent sedimentation shell (40) and with adjacent second pivot (41) rigid coupling, second pivot (41) keep away from adjacent one end rigid coupling of third fixed plate (30) has ratchet (46), sedimentation shell (40) keep away from adjacent one side of third fixed plate (30) is connected with through the pivot rotation with adjacent ratchet (46) complex pawl (47), the rigid coupling has the torsional spring between pawl (47) and its pivot, sedimentation shell (40) and adjacent rigid coupling have second connecting rope (48) between haulage rope (25).

10. A safety rescue device for fire rescue on water as defined in claim 9 wherein: the second connecting rope (48) is tightly tied with the adjacent traction rope (25) through a soluble connecting piece and is used for reducing the resistance force applied when the connecting shell (26) moves.