CN117246485B - Aquatic rescue device - Google Patents

Aquatic rescue device Download PDF

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Publication number
CN117246485B
CN117246485B CN202311543398.9A CN202311543398A CN117246485B CN 117246485 B CN117246485 B CN 117246485B CN 202311543398 A CN202311543398 A CN 202311543398A CN 117246485 B CN117246485 B CN 117246485B
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CN
China
Prior art keywords
rescue device
rescue
block
supporting
elastic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
CN202311543398.9A
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Chinese (zh)
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CN117246485A (en
Inventor
刘永川
刘得峰
郭晓东
孔令军
刘翔宇
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Geophysical Prospecting Surveying Team Shandong Bureau Of Coal Geology
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Geophysical Prospecting Surveying Team Shandong Bureau Of Coal Geology
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Application filed by Geophysical Prospecting Surveying Team Shandong Bureau Of Coal Geology filed Critical Geophysical Prospecting Surveying Team Shandong Bureau Of Coal Geology
Priority to CN202311543398.9A priority Critical patent/CN117246485B/en
Publication of CN117246485A publication Critical patent/CN117246485A/en
Application granted granted Critical
Publication of CN117246485B publication Critical patent/CN117246485B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00—Life-saving in water
    • B63C9/01—Air-sea rescue devices, i.e. equipment carried by, and capable of being dropped from, an aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
    • B60F5/00—Other convertible vehicles, i.e. vehicles capable of travelling in or on different media
    • B60F5/02—Other convertible vehicles, i.e. vehicles capable of travelling in or on different media convertible into aircraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/005—Equipment to decrease ship's vibrations produced externally to the ship, e.g. wave-induced vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
    • B63B43/14—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy using outboard floating members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00—Life-saving in water
    • B63C9/02—Lifeboats, life-rafts or the like, specially adapted for life-saving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
    • B63B43/14—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy using outboard floating members
    • B63B2043/145—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy using outboard floating members pneumatic, e.g. inflatable on demand
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00—Life-saving in water
    • B63C9/02—Lifeboats, life-rafts or the like, specially adapted for life-saving
    • B63C2009/023—Lifeboats, life-rafts or the like, specially adapted for life-saving self-righting, i.e. returning into an upright position after upside down deployment, or capsizing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Emergency Lowering Means (AREA)

Abstract

The invention discloses an underwater rescue device, and mainly relates to the technical field of rescue devices. Including floating the rescue device on the surface of water, the rescue device includes mount and elastic carriage, the symmetry is equipped with a plurality of drive arrangement on the elastic carriage, drive arrangement includes the slider with elastic carriage sliding connection, the bottom rotation of slider is connected with the support arm, the tip rotation of support arm is connected with the swing arm, the tip of swing arm is equipped with the mounting bracket, rotate on the mounting bracket and be connected with the impeller, mount bilateral symmetry be equipped with a plurality of branch, there is the connecting rod along transverse sliding connection on the branch, the connecting rod is connected with the slider rotation, the side cover of elastic carriage is equipped with horizontal gasbag, be equipped with vertical gasbag on the horizontal gasbag, the both ends of vertical gasbag are linked together with horizontal gasbag respectively, the tip of horizontal gasbag is equipped with the air inlet. The invention has the beneficial effects that: the problem that the rescue device cannot reach the periphery of people falling into water quickly is solved, and the rescue efficiency of the rescue device is improved.

Description

Aquatic rescue device
Technical Field
The invention relates to the technical field of rescue devices, in particular to an underwater rescue device.
Background
The water life-saving equipment is an important equipment for water area life saving, and the current rescue equipment on the market can be divided into three general types: the rescue equipment mainly comprises a rescue ship, wherein the rescue ship is manually driven to a rescue place to perform rescue, and rescue is carried out in the golden time of a drowner for 4-6 minutes, so that the success rate of saving the life of the drowner reaches 90%, the existing manual rescue mode is long in time, more time is consumed in the way from the departure place to the rescue place, and the rescue ship cannot timely go out of the sea to participate in rescue in bad weather; secondly, the throwing device type rescue device is light in weight, small in size and convenient to carry, but has a limited rescue range, poor in environmental adaptability and complex in maintenance; thirdly, the traditional life buoy has strong adaptability to the environment, wide application range and short controllable distance.
Therefore, the existing rescue device cannot quickly reach the periphery of people falling into water in bad weather, and the rescue efficiency needs to be further improved.
Disclosure of Invention
The invention aims to provide an underwater rescue device, which solves the problem that the rescue device cannot reach the periphery of people falling into water quickly and improves the rescue efficiency of the rescue device.
The invention aims to achieve the aim, and the invention is realized by the following technical scheme:
the utility model provides a rescue device in water, includes the rescue device that floats on the surface of water, the rescue device includes mount and elastic support, the symmetry is equipped with a plurality of drive arrangement on the elastic support, drive arrangement includes the slider with elastic support sliding connection, the bottom rotation of slider is connected with the support arm, the tip rotation of support arm is connected with the swing arm, the tip of swing arm is equipped with the mounting bracket, rotate on the mounting bracket and be connected with the impeller, mount bilateral symmetry is equipped with a plurality of branch, there is the connecting rod along horizontal sliding connection on the branch, the connecting rod rotates with the slider to be connected, the side cover of elastic support is equipped with horizontal gasbag, be equipped with vertical gasbag on the horizontal gasbag, the both ends of vertical gasbag are linked together with horizontal gasbag respectively, the tip of horizontal gasbag is equipped with the air inlet.
Further, the support plate is connected to the fixing frame in a rotating mode, a plurality of balance plates are symmetrically arranged at the bottom of the support plate and the top of the support rod respectively, a first spring is arranged between the two balance plates, and a second spring is arranged between the support plate and the support rod.
Further, a plurality of transverse grooves are respectively arranged on two sides of the supporting plate along the transverse direction, a fixed block is connected in a sliding manner in the transverse grooves, and the end parts of the fixed blocks are connected with the elastic frame in a sliding manner.
Further, the elastic frame is symmetrically provided with a plurality of threaded rods, the elastic frame is provided with a notch which is in sliding connection with the threaded rods, the threaded rods pass through the notch and are in threaded connection with the fixed blocks, the outer sides of the threaded rods are provided with third springs, and the third springs are arranged between the fixed blocks and the elastic frame.
Further, the fixing frame is rotationally connected with a driving wheel and a driven wheel, first racks fixedly connected with the supporting rods are respectively arranged on two sides of the driving wheel and the driven wheel, and the first racks are respectively meshed with the driving wheel or the driven wheel.
Further, a first belt wheel and a second belt wheel are respectively arranged on one side of the driving wheel and one side of the driven wheel, belts are sleeved on the outer sides of the first belt wheel and the second belt wheel, and a first motor for driving the driving wheel to rotate is arranged on the fixing frame.
Further, the sliding block is provided with a T-shaped block which is rotationally connected with the connecting rod, and the elastic frame is provided with a T-shaped groove which is in sliding connection with the T-shaped block.
Further, the outside cover of support arm is equipped with the disc, disc and support arm sliding connection, the bottom of disc is equipped with the second rack, one side of swing arm is equipped with the third gear with second rack engaged with.
Further, a groove is formed in the disc, a protruding block is connected in the groove in a sliding mode, a connecting block is arranged between the protruding block and the supporting rod, two ends of the connecting block are respectively connected with the protruding block and the supporting rod in a rotating mode, limiting blocks connected with the groove in a sliding mode are arranged at the end portions of the protruding block, and two sides of the limiting blocks are respectively in contact with the groove.
Further, the transverse air bag and the vertical air bag are both of an inverted U shape, and the front end tip and the rear end of the transverse air bag are wide.
Compared with the prior art, the invention has the beneficial effects that:
1. when the impeller is in a horizontal state, the impeller is controlled to rotate through the motor to provide upward lifting force for the rescue device, and meanwhile, the flying direction of the unmanned aerial vehicle is controlled through changing the rotating speeds of motors at different positions, so that under severe weather, rescue workers do not need to personally drive ships or helicopters to arrive at a rescue position, only a remote operator rescue device is required to arrive at a position of a person falling into water, the self safety of the rescue workers is protected, and meanwhile, the rescue device can be dispatched in time to arrive at the rescue position, and the rescue efficiency is improved;
2. in the wind running process of the rescue device, the transverse air bags and the vertical air bags are in a complete air release state, and the elastic frame is in a contracted state, so that the resistance applied in the flight process is reduced, the flight direction of the rescue device is better controlled, and the rescue efficiency of the rescue device is improved;
3. when the rescue device reaches the rescue position, the position of a person falling into water is judged through the camera, air is conveyed to enter the transverse air bag from the air inlet through the air pump, the transverse air bag and the vertical air bag are inflated, meanwhile, the swing arm is rotated by 90 degrees on the supporting arm, so that the impeller is converted from a horizontal state to a vertical state, the rescue device slowly falls into water, meanwhile, the transverse air bag and the vertical air bag are in contact with the air in the descending process, upward resistance is provided, the rescue device is prevented from being damaged by the rapid descending until the impeller is completely in the vertical state after the rescue device falls into the water, and the mode is switched into a floating mode, so that power is provided for the rescue device to float in the water;
4. after the transverse air bags are contacted with the water surface, upward buoyancy is generated, so that the rescue device floats on the water surface, meanwhile, the vertical air bags and the transverse air bags form a stable triangular framework, the gravity center of the rescue device is positioned at the bottom of the rescue device, and when a rescue ship turns over, the rescue device can be prevented from overturning due to the action force generated by the gravity center;
5. the elastic frames are driven to recover and spread through the cooperation among the connecting rods, the sliding blocks and the elastic frames, so that the contact area with the water surface is increased in the floating process, the stability of the rescue device is improved, and meanwhile, the bearing space of the rescue device is increased; in addition, the second motor drives the supporting arm to rotate on the elastic frame, so that the impeller is controlled to swing, the sailing direction of the rescue device is changed, the travelling route is better changed, and people falling into water can arrive at the side of the person in time;
6. when the rescue position is reached, the connecting rods at two sides are driven to slide out on the supporting rods simultaneously through the cooperation among the first motor, the driving wheel, the first belt wheel, the belt, the second belt wheel and the first rack, so that the two ends of the elastic frame are unfolded simultaneously, and the plurality of fixing blocks are driven to slide out in the unfolding process of the elastic frame through the cooperation among the screw rods, the grooves, the fixing blocks and the elastic frame, so that gaps between the supporting plates and the elastic frame are filled, and people falling into water are prevented from stepping empty; in addition, through the cooperation between the connecting block, the convex block, the supporting rod, the disc, the second rack, the third gear and the swing arm, the elastic frame drives the swing arm to rotate on the supporting arm, so that the impeller is converted from a horizontal state to a vertical state, and when the elastic frame is unfolded, the impeller is driven to rotate in the vertical state, forward thrust is provided for the rescue device, the rescue device runs on the water surface, and the swing arm is not required to be independently driven to rotate on the supporting arm, so that the step of controlling the swing arm to rotate is simplified, the difficulty of controlling the rescue device to switch modes is reduced, and meanwhile, the manufacturing cost and the installation space of the driving device are reduced;
7. through cooperation between backup pad, mount, balance plate, first spring, the second spring, offset and exert horizontal and vertical external force in the backup pad, alleviate the rocking that the wave caused the backup pad, avoid falling into water personnel into water again, guarantee falling into water personnel's safety.
Drawings
Figure 1 is an isometric view of the present invention.
Fig. 2 is a schematic structural view of the fixing frame of the present invention.
Fig. 3 is an enlarged view of a portion of the invention at a of fig. 2.
Fig. 4 is an enlarged view of a portion of the invention at B in fig. 3.
Fig. 5 is a schematic view of the structure of the support arm of the present invention.
Fig. 6 is a schematic view of the structure of the support plate of the present invention.
Fig. 7 is a schematic structural view of the fixing block of the present invention.
Fig. 8 is a schematic view of the configuration of the drive wheel and driven wheel of the present invention.
Fig. 9 is an enlarged view of a portion of the invention at the C-position of fig. 8.
The reference numbers shown in the drawings:
1. a fixing frame; 2. an elastic frame; 3. a slide block; 4. a support arm; 5. swing arms; 6. a mounting frame; 7. an impeller; 8. a support rod; 9. a connecting rod; 10. a transverse air bag; 11. a vertical air bag; 12. an air inlet; 13. a support plate; 14. a balance plate; 15. a first spring; 16. a second spring; 17. a transverse groove; 18. a fixed block; 19. a screw; 20. a notch; 21. a third spring; 22. a driving wheel; 23. driven wheel; 24. a first rack; 25. a first pulley; 26. a second pulley; 27. a belt; 28. a first motor; 29. a T-shaped block; 30. a T-shaped groove; 31. a disc; 32. a second rack; 33. a third gear; 34. a groove; 35. a bump; 36. a connecting block; 37. a limiting block; 38. and a second motor.
Detailed Description
The invention will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the invention, and such equivalents are intended to fall within the scope of the invention as defined herein.
The invention provides a water rescue device, which is shown in figures 1, 2, 3, 4 and 5 and comprises a rescue device floating on the water surface, wherein the rescue device comprises a fixed frame 1 and an elastic frame 2, and a plurality of driving devices are symmetrically arranged on the elastic frame 2 to provide power for the rescue device to fly in the air and float in the water; the driving device comprises a sliding block 3 which is in sliding connection with the elastic frame 2, the bottom of the sliding block 3 is rotationally connected with a supporting arm 4, and a second motor 38 which is used for driving the supporting arm 4 to rotate is specifically arranged on the sliding block 3 and is used for driving the supporting arm 4 to rotate on the elastic frame 2, so that the impeller 7 is controlled to swing, the driving direction of the rescue device is changed, the travelling route is better changed, and the rescue device reaches the body of a person falling into water in time; the end part of the supporting arm 4 is rotatably connected with a swing arm 5, and the impeller 7 is respectively in a horizontal or vertical state by rotating the swing arm 5 on the supporting arm 4 by 90 degrees, so that the flying state and the floating state are respectively switched to provide power for the rescue device to fly in the air and float in water; the end part of the swing arm 5 is provided with a mounting frame 6, the mounting frame 6 is rotationally connected with an impeller 7, and a motor for driving the impeller 7 to rotate is particularly arranged on the mounting frame 6, so that the impeller 7 is controlled to rotate, and upward lifting force or forward thrust is provided for the rescue device; a plurality of supporting rods 8 are symmetrically arranged on two sides of the fixed frame 1, connecting rods 9 are connected to the supporting rods 8 in a sliding manner in the transverse direction, the connecting rods 9 are rotationally connected with the sliding blocks 3, and a plurality of acting forces respectively act on the positions of the elastic frame 2 through retraction or extension of the connecting rods 9, so that the elastic frame 2 is driven to bend and shrink or expand, resistance is reduced in the flying process, and the supporting efficiency of the rescue device is improved; the contact area with the water surface is increased in the floating process, the stability of the rescue device is improved, and meanwhile, the bearing space of the rescue device is increased; the side of the elastic frame 2 is sleeved with a transverse air bag 10 for providing buoyancy for the rescue device, the transverse air bag 10 is provided with a vertical air bag 11, a stable triangular framework is formed between the vertical air bag 11 and the transverse air bag 10, the gravity center of the rescue device is positioned at the bottom of the rescue device, and when a rescue ship turns over, the gravity center can be used for generating acting force to return the rescue device again, so that the rescue device is prevented from overturning in severe weather; the two ends of the vertical air bag 11 are respectively communicated with the transverse air bag 10, the end part of the transverse air bag 10 is provided with an air inlet 12, the specific air inlet 12 can be connected with an inflator PUMP, and the specific inflator PUMP can refer to a TINY PUMP inflator PUMP, so that the transverse air bag 10 and the vertical air bag 11 are inflated.
Preferably, as shown in fig. 2 and fig. 4, the fixing frame 1 is rotatably connected with a supporting plate 13, and is used for carrying goods and people falling into water, handles can be arranged on the specific supporting plate 13, so that people falling into water can be conveniently grabbed, a plurality of balance plates 14 are symmetrically arranged at the bottom of the supporting plate 13 and the top of the supporting rod 8 respectively, a first spring 15 is arranged between the two balance plates 14, and the transverse acting force exerted on the supporting plate 13 is counteracted by the resilience force generated after the compression of the first spring 15, so that the shaking of the supporting plate 13 caused by sea waves is reduced, the people falling into water can be avoided, and the safety of the people falling into water is ensured; the second spring 16 is arranged between the supporting plate 13 and the supporting rod 8, the vertical acting force applied to the supporting plate 13 is counteracted by the rebound force generated after the second spring 16 is compressed, the shaking of the supporting plate 13 caused by sea waves is reduced, people falling into water are prevented from falling into water again, and the safety of people falling into water is guaranteed.
Preferably, as shown in fig. 6 and fig. 7, a plurality of transverse grooves 17 are respectively provided on two sides of the supporting plate 13 along the transverse direction, a fixing block 18 is slidably connected in the transverse grooves 17, the end of the fixing block 18 is slidably connected with the elastic frame 2, and when the elastic frame 2 is unfolded, the elastic frame 2 drives the plurality of fixing blocks 18 to extend, so that a gap between the supporting plate 13 and the elastic frame 2 can be filled, and a person falling into water is prevented from stepping on the air.
Preferably, as shown in fig. 6 and 7, a plurality of threaded rods 19 are symmetrically arranged on the elastic frame 2, the elastic frame 2 is provided with a notch 20 slidably connected with the threaded rods 19, the threaded rods 19 pass through the notch 20 and are in threaded connection with the fixed blocks 18, and the end parts of the fixed blocks 18 are slidably fixed on the elastic frame 2, so that the elastic frame 2 drives the fixed blocks 18 to slide on the supporting plate 13, thereby automatically filling the gap between the supporting plate 13 and the elastic frame 2 and avoiding the people falling into water from stepping on the air; the outside of screw rod 19 is equipped with third spring 21, third spring 21 sets up between fixed block 18 and elastic support 2, through the resilience force after the compression of third spring 21, offset the effort that elastic support 2 acted on backup pad 13, alleviate the rocking that the wave caused backup pad 13, avoid falling into water personnel to fall into water again in the safety of assurance personnel that falls into water.
Preferably, as shown in fig. 8, the fixing frame 1 is rotatably connected with a driving wheel 22 and a driven wheel 23, both sides of the driving wheel 22 and the driven wheel 23 are respectively provided with a first rack 24 fixedly connected with the supporting rod 8, the first racks 24 are respectively meshed with the driving wheel 22 or the driven wheel 23, and the driving wheel 22 and the driven wheel 23 rotate on the underframe to respectively drive the corresponding first racks 24 meshed with the driving wheel 22 and the driven wheel 23 to slide to both sides, so that the connecting rods 9 on both sides are driven to extend simultaneously, both ends of the elastic frame 2 are unfolded, the step of unfolding the elastic frame 2 is simplified, the difficulty of controlling the unfolding of the elastic frame 2 is reduced, meanwhile, one driving is shared, and the manufacturing cost and the installation space of the driving device are reduced.
Preferably, as shown in fig. 4 and fig. 8, a first belt wheel 25 and a second belt wheel 26 are respectively disposed on one side of the driving wheel 22 and one side of the driven wheel 23, and the driving wheel 22 and the first belt wheel 25, the driven wheel 23 and the second belt wheel 26 are respectively disposed on the same rotating shaft, a belt 27 is sleeved on the outer sides of the first belt wheel 25 and the second belt wheel 26, a first motor 28 for driving the driving wheel 22 to rotate is disposed on the fixing frame 1, a movable end of the first motor is connected with the rotating shaft, the driving wheel 22 is driven by the first motor 28 to rotate, the first belt wheel 25 is driven to rotate, torque is transmitted to the second belt wheel 26 by the belt 27, so that the driving wheel 22 and the driven wheel 23 are driven to share one driving, the manufacturing cost and the installation space of the driving device are reduced, and the expansion and contraction difficulty of the elastic frame 2 is reduced by setting the gear ratio of the first belt wheel 25 and the second belt wheel 26 and the driving wheel 22 and the driven wheel 23.
Preferably, as shown in fig. 2 and 5, the sliding block 3 is provided with a T-shaped block 29 rotatably connected with the connecting rod 9, and the elastic frame 2 is provided with a T-shaped groove 30 slidably connected with the T-shaped block 29, so as to limit the sliding of the sliding block 3 in the T-shaped groove 30, and apply a force to each place of the elastic frame 2 through the sliding block 3 to realize the expansion and contraction of the elastic frame 2.
Preferably, as shown in fig. 3 and fig. 5, the outer side of the supporting arm 4 is sleeved with a disc 31, the disc 31 is slidably connected with the supporting arm 4, a second rack 32 is arranged at the bottom of the disc 31, a third gear 33 meshed with the second rack 32 is arranged at one side of the swing arm 5, the second rack 32 is driven to vertically slide by driving the disc 31 to slide on the supporting arm 4, and the second rack 32 and the third gear 33 are mutually meshed to drive the third gear 33 to rotate, so that the swing arm 5 is rotated on the supporting arm 4 by 90 degrees, the impeller 7 is respectively in a horizontal or vertical state and is switched into a flight mode or a floating mode, and power is provided for the rescue device to fly in the air and float in water.
Preferably, as shown in fig. 3, a groove 34 is formed on the disc 31, a bump 35 is slidably connected in the groove 34, a connection block 36 is disposed between the bump 35 and the strut 8, two ends of the connection block 36 are respectively rotatably connected with the bump 35 and the strut 8, a limited block 37 slidably connected with the groove 34 is disposed at an end of the bump 35, two sides of the limited block 37 are respectively contacted with the groove 34, one end of the connection block 36 is driven to move by driving the elastic frame 2 to shrink or expand, and the generated vertical component force drives the bump 35 to vertically slide upwards due to the fact that two ends of the connection block 36 are respectively rotatably connected with the bump 35 and the strut 8, and meanwhile, the bottom of the bump 35 is contacted with the disc 31, the disc 31 is driven to slide upwards, so that the swing rod is driven to rotate on the support arm 4, and when the elastic frame 2 is shrunk, the impeller 7 is in a horizontal state, and provides upward lifting force for the rescue device, and the rescue device flies in the air; when the elastic frame 2 is unfolded, the impeller 7 is driven to rotate to enable the elastic frame to be in a vertical state, forward thrust is provided for the rescue device, and the rescue device can run on the water surface.
Preferably, as shown in fig. 1, the transverse air bag 10 and the vertical air bag 11 are both in inverted U shape, and the front end tip and the rear end of the transverse air bag 10 are wide, so that the forward resistance is reduced, and the rescue efficiency of the rescue device is improved.
Example 1
The invention provides a water rescue device, which is shown in figures 1, 2, 3, 4 and 5, and comprises a rescue device, wherein the rescue device comprises a fixed frame 1 and an elastic frame 2, and a plurality of driving devices are symmetrically arranged on the elastic frame 2 to provide power for the rescue device to fly in the air and float in the water;
before the rescue device reaches the position of the person falling into water, the impeller 7 is in a horizontal state, the impeller 7 is controlled to rotate by the motor, so that upward lifting force is provided for the rescue device, meanwhile, the flying direction of the unmanned aerial vehicle is controlled by changing the rotating speeds of motors at different positions, under severe weather, the rescue device does not need to be driven by the rescue person in person to reach the rescue position, and only the rescue device of a far-end operator needs to reach the position of the person falling into water, so that the self safety of the rescue person is protected, and meanwhile, the rescue device can be sent out in time to reach the rescue position, so that the rescue efficiency is improved; in addition, in the wind traveling process, the transverse air bags 10 and the vertical air bags 11 are in a complete air release state, and the elastic frame 2 is in a contracted state, so that the resistance applied in the flight process is reduced, the flight direction of the rescue device is better controlled, and the rescue efficiency of the rescue device is improved;
when the rescue position is reached, a camera is arranged on the fixing frame 1 to judge the position of a person falling into water, then, conveying air enters the transverse air bag 10 from the air inlet 12 through an inflator pump to inflate the transverse air bag 10 and the vertical air bag 11, and meanwhile, the swing arm 5 is rotated on the supporting arm 4 by 90 degrees, so that the impeller 7 is converted from a horizontal state to a vertical state, the rescue device slowly falls into water, and meanwhile, the transverse air bag 10 and the vertical air bag 11 are contacted with the air in the descending process to provide upward resistance, and the rescue device is prevented from being quickly descended to damage the rescue device; until the impeller 7 is completely in a vertical state after the rescue device falls into water, the rescue device is switched into a floating mode, and power is provided for the rescue device to float in the water; meanwhile, after the transverse air bags 10 are contacted with the water surface, upward buoyancy is generated, so that the rescue device floats on the water surface, and meanwhile, a plurality of connecting rods 9 extend out on the supporting rods 8, as the sliding blocks 3 rotationally connected with the connecting rods 9 are in sliding connection with the elastic frames 2, a plurality of supporting rods provide supporting force and respectively act on all positions of the elastic frames 2 to drive the two ends of the elastic frames 2 to expand, the contact area between the rescue device and the water surface is increased, and therefore the stability of the rescue device and the bearing space of the rescue device are increased; then, the second motor 38 drives the supporting arm 4 to rotate on the elastic frame 2, so that the impeller 7 is controlled to swing left and right, the driving direction of the rescue device is changed, and the rescue device reaches the person falling into water in time;
in the water surface running process of the rescue device, the vertical air bags 11 and the transverse air bags 10 form a stable triangular framework, the gravity center of the rescue device is positioned at the bottom of the rescue device, and when a rescue ship turns over, the gravity center can be used for generating acting force to return the rescue device again, so that the rescue device is prevented from overturning in severe weather.
Example 2
On the basis of embodiment 1, as shown in fig. 6, 7, 8 and 9, when the rescue position is reached, the driving wheel 22 is driven to rotate by the first motor 28, the first belt wheel 25 is driven to rotate, torque is transmitted to the second belt wheel 26 by the belt 27, the driving wheel 22 is driven to rotate, meanwhile, the first racks 24 arranged on two sides of the driving wheel 22 and the driven wheel 23 are driven to slide towards two sides respectively, the connecting rods 9 on two sides are driven to slide out on the supporting rods 8 at the same time, two ends of the elastic frame 2 are unfolded, the side surfaces of the screw rods 19 are contacted with the grooves 34, the screw rods 19 are in threaded connection with the fixing blocks 18, so that the end parts of the fixing blocks 18 are driven to move in the transverse grooves 17, a plurality of fixing blocks 18 are driven to slide out in the unfolding process of the elastic frame 2, gaps between the supporting plates 13 and the elastic frame 2 are filled, and staff are prevented from stepping empty when the two ends of the elastic frame 2 are unfolded, one end of the connecting block 36 is driven to move, as the two ends of the connecting block 36 are respectively and rotatably connected with the convex block 35 and the supporting rod 8, the generated vertical component force drives the convex block 35 to vertically slide upwards and contact with the disc 31 through the bottom of the convex block 35, the disc 31 is driven to slide upwards, the second rack 32 arranged at the bottom of the disc 31 is driven to slide downwards, as the second rack 32 and the third gear 33 are mutually meshed, the third gear 33 is driven to rotate, the swing arm 5 is driven to rotate on the supporting arm 4, the impeller 7 is converted from a horizontal state to a vertical state, and when the elastic frame 2 is unfolded, the impeller 7 is driven to rotate in the vertical state, forward thrust is provided for the rescue device, the rescue device runs on the water surface, the step of controlling the rotation of the swing arm 5 is simplified without separately arranging a driving control swing arm 5 to rotate on the supporting arm 4, the difficulty of controlling the rescue device to switch modes is reduced, and meanwhile, the cost for manufacturing the driving device and the space for installing the driving device are reduced;
when the navigation direction needs to be changed, the supporting arm 4 is driven to rotate on the elastic frame 2 through the second motor 38, so that the impeller 7 is controlled to swing, the navigation direction of the rescue device is changed, at the moment, the convex block 35 slides in the groove 34, the disc 31 is prevented from driving the connecting block 36 to move, the angle between the swinging arm 5 and the supporting arm 4 is changed, the travelling route is further changed, and people falling into water arrive at the edge in time.
Example 3
On the basis of embodiment 2, as shown in fig. 6, 7, 8 and 9, a plurality of balance plates 14 are symmetrically arranged at the bottom of the supporting plate 13 and the top of the supporting rod 8 respectively, a first spring 15 is arranged between the two balance plates 14, and the resilience force generated after the compression of the first spring 15 counteracts the transverse acting force exerted on the supporting plate 13, so that the shaking of the supporting plate 13 caused by sea waves is reduced, the falling person is prevented from falling into water again, and the safety of the falling person is ensured; the second spring 16 is arranged between the supporting plate 13 and the supporting rod 8, the third spring 21 is arranged between the fixed block 18 and the elastic frame 2, and the rebound force generated after the second spring 16 and the third spring 21 are compressed counteracts the vertical acting force applied to the supporting plate 13, so that the shaking of the supporting plate 13 caused by sea waves is reduced, people falling into water are prevented from falling into water again, and the safety of the people falling into water is ensured.
Example 4
On the basis of the embodiment 2, as shown in fig. 5, a T-shaped block 29 is rotatably connected with a connecting rod 9 on the sliding block 3, and a T-shaped groove 30 which is slidably connected with the T-shaped block 29 is arranged on the elastic frame 2, so that the sliding of the sliding block 3 in the T-shaped groove 30 is limited, and the expansion and the contraction of the elastic frame 2 are realized by applying acting force on all positions of the elastic frame 2 through the sliding block 3; in addition, as shown in fig. 1, the transverse air bag 10 and the vertical air bag 11 are of inverted U shape, and the front end tip and the rear end of the transverse air bag 10 are wide, so that the forward resistance is reduced, and the rescue efficiency of the rescue device is improved.

Claims (7)

1. The utility model provides a rescue device in water, includes the rescue device that floats on the surface of water, its characterized in that: the rescue device comprises a fixing frame (1) and an elastic frame (2), wherein a plurality of driving devices are symmetrically arranged on the elastic frame (2), each driving device comprises a sliding block (3) which is in sliding connection with the elastic frame (2), a supporting arm (4) is rotationally connected to the bottom of each sliding block (3), a swinging arm (5) is rotationally connected to the end part of each supporting arm (4), a mounting frame (6) is arranged at the end part of each swinging arm (5), impellers (7) are rotationally connected to the mounting frame (6), a plurality of supporting rods (8) are symmetrically arranged on two sides of the fixing frame (1), connecting rods (9) are connected to the supporting rods (8) in a sliding manner along the transverse direction, the connecting rods (9) are rotationally connected with the sliding blocks (3), transverse air bags (10) are sleeved on the side surfaces of the elastic frames (2), vertical air bags (11) are arranged on the lateral air bags (10), two ends of each vertical air bag (11) are respectively communicated with the transverse air bags (10), and air inlets (12) are arranged at the end parts of the transverse air bags (10).
The sliding block (3) is provided with a T-shaped block (29) which is rotationally connected with the connecting rod (9), and the elastic frame (2) is provided with a T-shaped groove (30) which is in sliding connection with the T-shaped block (29);
the outer side of the supporting arm (4) is sleeved with a disc (31), the disc (31) is in sliding connection with the supporting arm (4), a second rack (32) is arranged at the bottom of the disc (31), and a third gear (33) meshed with the second rack (32) is arranged on one side of the swing arm (5);
the disc (31) is provided with a groove (34), a lug (35) is connected in a sliding manner in the groove (34), a connecting block (36) is arranged between the lug (35) and the supporting rod (8), two ends of the connecting block (36) are respectively connected with the lug (35) and the supporting rod (8) in a rotating manner, the end part of the lug (35) is provided with a limiting block (37) which is connected with the groove (34) in a sliding manner, and two sides of the limiting block (37) are respectively contacted with the groove (34);
the elastic frame (2) is driven to bend, shrink or expand by retracting or extending the plurality of connecting rods (9); the elastic frame (2) is driven to shrink or expand to drive one end of the connecting block (36) to move, and as the two ends of the connecting block (36) are respectively connected with the convex block (35) and the supporting rod (8) in a rotating way, the generated vertical component force drives the convex block (35) to slide upwards vertically, and meanwhile, the bottom of the convex block (35) is contacted with the disc (31) to drive the disc (31) to slide upwards, so that the swing arm (5) is driven to rotate on the supporting arm (4), and when the elastic frame (2) is shrunk, the impeller (7) is in a horizontal state to provide an upward lifting force for the rescue device, and the rescue device flies in the air; when the elastic frame (2) is unfolded, the impeller (7) is driven to rotate to enable the impeller to be in a vertical state, forward thrust is provided for the rescue device, and the rescue device can run on the water surface.
2. An underwater rescue apparatus as claimed in claim 1, wherein: the fixing frame (1) is rotationally connected with a supporting plate (13), a plurality of balance plates (14) are symmetrically arranged at the bottom of the supporting plate (13) and the top of the supporting rod (8) respectively, a first spring (15) is arranged between the two balance plates (14), and a second spring (16) is arranged between the supporting plate (13) and the supporting rod (8).
3. An underwater rescue apparatus as claimed in claim 2, wherein: the two sides of the supporting plate (13) are respectively provided with a plurality of transverse grooves (17) along the transverse direction, a fixed block (18) is connected in a sliding manner in the transverse grooves (17), and the end part of the fixed block (18) is connected with the elastic frame (2) in a sliding manner.
4. An underwater rescue apparatus as claimed in claim 3, wherein: the elastic support (2) is symmetrically provided with a plurality of threaded rods (19), the elastic support (2) is provided with notches (20) which are slidably connected with the threaded rods (19), the threaded rods (19) penetrate through the notches (20) and then are in threaded connection with the fixed blocks (18), the outer sides of the threaded rods (19) are provided with third springs (21), and the third springs (21) are arranged between the fixed blocks (18) and the elastic support (2).
5. An underwater rescue apparatus as claimed in claim 1, wherein: the fixed frame (1) is rotationally connected with a driving wheel (22) and a driven wheel (23), first racks (24) fixedly connected with the supporting rods (8) are respectively arranged on two sides of the driving wheel (22) and the driven wheel (23), and the first racks (24) are respectively meshed with the driving wheel (22) or the driven wheel (23).
6. The water rescue apparatus as defined in claim 5 wherein: one side of the driving wheel (22) and the driven wheel (23) is respectively provided with a first belt wheel (25) and a second belt wheel (26), the outer sides of the first belt wheel (25) and the second belt wheel (26) are sleeved with a belt (27), and the fixing frame (1) is provided with a first motor (28) for driving the driving wheel (22) to rotate.
7. An underwater rescue apparatus as claimed in claim 1, wherein: the transverse air bags (10) and the vertical air bags (11) are of inverted U shape, and the front ends and the rear ends of the transverse air bags (10) are wide.
CN202311543398.9A 2023-11-20 2023-11-20 Aquatic rescue device Active CN117246485B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1390534A (en) * 1964-03-05 1965-02-26 Life raft development
KR102128678B1 (en) * 2019-01-31 2020-07-01 부산대학교 산학협력단 Unmanned aerial vehicle for rescue
CN112660334A (en) * 2020-01-09 2021-04-16 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） Rescue device
CN113291440A (en) * 2021-06-04 2021-08-24 大连海事大学 Water surface rescue method and device for unmanned ship capable of flying
CN115891532A (en) * 2022-11-14 2023-04-04 南京开天眼无人机科技有限公司 Water-air integrated unmanned system, use method and application thereof
CN116252979A (en) * 2023-04-21 2023-06-13 沈阳航空航天大学 Unmanned vehicles is searched for and rescue to water sky amphibious

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1390534A (en) * 1964-03-05 1965-02-26 Life raft development
KR102128678B1 (en) * 2019-01-31 2020-07-01 부산대학교 산학협력단 Unmanned aerial vehicle for rescue
CN112660334A (en) * 2020-01-09 2021-04-16 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） Rescue device
CN113291440A (en) * 2021-06-04 2021-08-24 大连海事大学 Water surface rescue method and device for unmanned ship capable of flying
CN115891532A (en) * 2022-11-14 2023-04-04 南京开天眼无人机科技有限公司 Water-air integrated unmanned system, use method and application thereof
CN116252979A (en) * 2023-04-21 2023-06-13 沈阳航空航天大学 Unmanned vehicles is searched for and rescue to water sky amphibious

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