CN112896460A

CN112896460A - Lifesaving jet propulsion plate

Info

Publication number: CN112896460A
Application number: CN202110305726.6A
Authority: CN
Inventors: 雷亚丽
Original assignee: Shenzhen Jianengda Trade Co ltd
Current assignee: Shenzhen Jianengda Trade Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-06-04

Abstract

The invention relates to the field of jet propulsion devices and discloses a lifesaving jet propulsion plate which comprises a floating plate, wherein closed cavities are arranged in end surfaces of two sides of the floating plate, the wall surface of each closed cavity is communicated with an air bag storage cavity, an air bag capable of being compressed and folded is arranged in each air bag storage cavity, and a guide cavity is arranged on one side, close to the circle center of the floating plate, of each air bag storage cavity. The jet propulsion plate can effectively adjust the position of the propulsion plate by utilizing a propeller propelling mode, and then the jet propulsion plate is delivered to the periphery of drowned personnel, so that the problem that the existing life buoy cannot be thrown to the place is solved, the rescue time is reduced, and the survival rate of the drowned personnel is increased.

Description

Lifesaving jet propulsion plate

Technical Field

The invention relates to the technical field of jet propulsion devices, in particular to a lifesaving jet propulsion plate.

Background

Along with the improvement of living standard, more and more people like swimming, the increase of drowning incident is inevitably caused, generally in time salvage through the rescuer now, perhaps utilize the life buoy to carry out rescue on water, current life buoy rescue process need carry out the action of collecting drowning personnel, has increaseed the rescue degree of difficulty of rescuing, the situation that the throwing away of personnel life buoy on the bank is not in place takes place occasionally, influences the promptness of rescue, can not be quick rescue.

Disclosure of Invention

The lifesaving jet propulsion plate provided by the invention has a fixed-point propelling function, solves the problem that a life buoy cannot be thrown to a place, reduces the action of automatically grabbing the life buoy by drowning personnel during rescue, and effectively overcomes the defects in the existing life buoy rescue.

The invention provides the following technical scheme: a lifesaving jet propulsion plate comprises a floating plate, closed cavities are arranged in end faces of two sides of the floating plate, movable closed plates are arranged in the closed cavities, the wall face of one side, far away from an opening, of each closed cavity is communicated with an air bag storage cavity, an air bag capable of being compressed and folded is arranged in each air bag storage cavity, a guide cavity is arranged on one side, close to the circle center of the floating plate, of each air bag storage cavity, guide devices are arranged in the guide cavities and the closed cavities, each seal guide device is used for guiding the movement of the closed plates, a clutch cavity is arranged in each floating plate, power driving devices are arranged in the floating plates and the clutch cavity on one side of the clutch cavity, a driving shaft is rotatably arranged on one side end face of the center of each floating plate, a propeller is fixedly arranged on the outer circular face of the driving shaft, and the floating plates can be, the floating plate is internally provided with a gas supply device, the gas supply device can supply high-pressure gas to the inside of the airbag, and the airbag can be driven after being inflated to extend out of the sealing guide device.

And the power driving device comprises a motor fixed inside the floating plate, and the end surface of one side of the motor, which is far away from the clutch cavity, is in power connection with the driving shaft.

Carefully, sealed guider is including being located the direction intracavity portion can carry out gliding deflector, deflector one side end face is fixed to be equipped with can extend to the homonymy the guide bar of closed intracavity portion is located closed intracavity portion the guide bar with closing plate fixed connection, the closing plate is close to the gasbag deposit a chamber side end face with gasbag fixed connection, the closing plate is kept away from the gasbag deposit a chamber side end face fixed be equipped with the gasbag is the pressure limiting jet valve that communicates each other.

Carefully, when the gas pressure in the air bag exceeds the upper limit, redundant gas can be discharged backwards through the pressure-limiting gas injection valve, the backward spraying force of the pressure-limiting gas injection valve is greater than the thrust generated by the rotary propeller, a reset spring is fixedly arranged between the end face of one side of the closed cavity and the wall surface of the guide cavity, and the reset spring can realize the reset of the guide plate and the guide rod.

Selected, air feeder is including fixing the separation and reunion chamber is relative the air pump of motor opposite side, the air pump is close to separation and reunion chamber side end power is connected with and extends to the air pump integral key shaft of separation and reunion intracavity portion, the motor is close to separation and reunion chamber side end power is connected with and extends to the integral key shaft of separation and reunion intracavity portion, the intercommunication is equipped with the intake pipe between air pump side end and the external world, air pump opposite side end fixedly connected with and both sides the blast pipe of gasbag intercommunication each other, the blast pipe can with the gaseous high pressure of air pump extraction is carried extremely inside the gasbag.

Carefully, the outer disc of air pump integral key shaft is fixed and is equipped with synchronous positioning disk, the air pump integral key shaft is kept away from the outer disc spline fit in air pump one side has the spline sleeve that can slide, the spline sleeve with it overlaps to fix being equipped with between the synchronous positioning disk the return spring in the air pump integral key shaft outside.

The floating plate is fixedly provided with a battery, the battery is electrically connected with a wire between the battery and the power supply brush, and the electromagnetic attraction plate can attract the spline sleeve to move towards one side close to the motor and perform spline fit with the spline shaft after being electrified.

The invention has the following beneficial effects:

1. the invention can effectively adjust the position of the propelling plate by utilizing the propeller propelling mode, and then the propelling plate is delivered to the periphery of drowning people, thereby solving the problem that the existing life buoy can not be thrown to the position, reducing the rescue time and increasing the survival rate of the drowning people.

2. According to the invention, the folding air bag is opened to effectively protect drowning people, meanwhile, the guide rod is used to effectively prevent the folding air bag from changing greatly in shape, the rescue effect is ensured, the drowning people are conveyed by using the thrust generated by redundant gas in water, and the physical strength of the drowning people is saved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2;

FIG. 4 is an enlarged view of the point B in FIG. 2;

FIG. 5 is an enlarged view of FIG. 3 at C;

FIG. 6 is a schematic view of the open state of the present invention.

In the figure: 11. a floating plate; 12. a closed cavity; 13. an air bag storage chamber; 14. a guide cavity; 15. a guide plate; 16. a return spring; 17. a guide bar; 18. a closing plate; 19. a pressure limiting air injection valve; 20. an air bag; 21. a motor; 22. a drive shaft; 23. a propeller; 24. an air pump; 25. a clutch cavity; 26. a spline shaft; 27. an electromagnetic attraction disk; 28. a power supply brush; 29. a spline shaft of the air pump; 30. a synchronous positioning disc; 31. a spline sleeve; 32. a return spring; 33. an air inlet pipe; 34. an exhaust pipe; 35. a battery; 36. and (4) conducting wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a lifesaving jet propulsion plate comprises a floating plate 11, closed cavities 12 are arranged in two side end surfaces of the floating plate 11, a movable closed plate 18 is arranged in each closed cavity 12, an airbag storage cavity 13 is communicated with a wall surface of the closed cavity 12 far away from an opening, an airbag 20 capable of being compressed and folded is arranged in each airbag storage cavity 13, a guide cavity 14 is arranged on one side of each airbag storage cavity 13 close to the center of the floating plate 11, guide devices are arranged in the guide cavities 14 and the closed cavities 12 and used for guiding the movement of the closed plates 18, a clutch cavity 25 is arranged in the floating plate 11, a power driving device is arranged in the floating plate 11 and the clutch cavity 25 on one side of the clutch cavity 25, a driving shaft 22 is rotatably arranged on one side end surface of the center position of the floating plate 11, the outer disc of drive shaft 22 is fixed and is equipped with screw 23, screw 23 can promote when rotating float board 11 removes, float the inside air feeder that is equipped with of board 11, air feeder can to the inside high-pressure gas that fills of gasbag 20, gasbag 20 aerifys the back and can drive sealed guider stretches out float board 11 and carry out the protection of suing and labouring drowned personnel.

The power driving device comprises a motor 21 fixed inside the floating plate 11, and one end face of the motor 21, which is far away from the clutch cavity 25, is in power connection with the driving shaft 22.

Wherein, sealed guider is including being located the direction chamber 14 is inside and can carry out gliding deflector 15, 15 a side end face of deflector is fixed to be equipped with and to extend to the homonymy the inside guide bar 17 of closed chamber 12 is located closed chamber 12 is inside guide bar 17 with closing plate 18 fixed connection, closing plate 18 is close to the gasbag deposit chamber 13 a side end face with gasbag 20 fixed connection, closing plate 18 keeps away from the gasbag deposit chamber 13 a side end face fixed be equipped with the gasbag 20 air blast valve 19 that communicates each other.

When the gas pressure in the air bag 20 exceeds the upper limit, redundant gas can be discharged backwards through the pressure-limiting gas spraying valve 19, the force sprayed backwards by the pressure-limiting gas spraying valve 19 is greater than the thrust generated by the propeller 23 in a rotating mode, a reset spring 16 is fixedly arranged between the end face of one side, away from the closed cavity 12, of the guide plate 15 and the wall surface of the guide cavity 14, and the reset spring 16 can realize the reset of the guide plate 15 and the guide rod 17.

Wherein, air feeder is including fixing separation and reunion chamber 25 is relative the air pump 24 of motor 21 opposite side, air pump 24 is close to separation and reunion chamber 25 side end power is connected with extends to the inside air pump integral key shaft 29 of separation and reunion chamber 25, motor 21 is close to separation and reunion chamber 25 side end power is connected with extends to the inside integral key shaft 26 of separation and reunion chamber 25, the intercommunication is equipped with intake pipe 33 between 24 side end of air pump and the external world, 24 another side end fixed connection of air pump has and both sides the blast pipe 34 that gasbag 20 communicates each other, blast pipe 34 can with the gaseous high pressure of 24 extractions of air pump is carried extremely inside gasbag 20.

Wherein, the outer disc of air pump integral key shaft 29 is fixed and is equipped with synchronous positioning disk 30, air pump integral key shaft 29 is kept away from the outer disc spline fit in one side of the air pump 24 has gliding spline sleeve 31, spline sleeve 31 with it overlaps to fix being equipped with between the synchronous positioning disk 30 the return spring 32 in the air pump integral key shaft 29 outside.

An annular power supply brush 28 is fixedly arranged on the inner wall surface of the clutch cavity 25 at a position corresponding to the spline shaft 26, an electromagnetic attraction disc 27 capable of abutting against the inner circular surface of the power supply brush 28 is fixedly arranged on the outer circular surface of the spline shaft 26, a battery 35 is fixedly arranged in the floating plate 11 at one side of the clutch cavity 25, a lead 36 is electrically connected between the battery 35 and the power supply brush 28, and the electromagnetic attraction disc 27 can attract the spline sleeve 31 to move towards one side close to the motor 21 after being electrified and is in spline fit with the spline shaft 26.

The working principle is as follows:

initially, the airbag 20 is placed in the airbag storage chamber 13 in a compressed and folded state, the guide rods 17 are stored in the guide chamber 14 and the closed chamber 12 respectively at the closing plate 18, the spline sleeve 31 is in a splined engagement with the spline shaft 26, and the return spring 32 is in a free state.

The propulsion plate is still driven to the drowning person, the motor 21 is driven at the moment, the driving shaft 22 is driven to rotate, the propeller 23 is driven to rotate at a high speed, the advancing direction of the propulsion plate is adjusted in a remote control mode, the propulsion plate is moved to the periphery of the drowning person, when the drowning person grabs the propulsion plate at the other side of the propeller 23, two hands are placed on the upper side of the propulsion plate, the power is supplied to the power supply brush 28 through the battery 35 and the lead 36 at the moment, the power supply to the electromagnetic attraction disc 27 is realized, the magnetic force is generated at the moment, the spline sleeve 31 is attracted to move to one side close to the motor 21, the spline fit between the spline sleeve 31 and the spline shaft 26 is realized, the motor 21 drives the spline shaft 26 to rotate, the spline shaft 26 is connected with the spline shaft 29 through the spline sleeve 31, and the power of the motor 21, then the air pump 24 is driven to operate, at this time, the air pump 24 sucks external air through the air inlet pipe 33 and respectively conveys the air to the insides of the air bags 20 at two sides through the air outlet pipe 34, thereby realizing inflation and expansion of the air bags 20, further driving the folded and compressed air bags 20 to extend towards the outer side of the floating plate 11, the air bags 20 push the closing plate 18 and the guide rod 17 to extend outwards and stretch the reset spring 16, thereby realizing inflation filling and discharge of the air bags 20, when the internal pressure value of the air bags 20 exceeds the upper limit, the high-pressure gas inside the air bags 20 opens the pressure-limiting air jet valve 19 and is discharged outwards through the tail part of the pressure-limiting air jet valve 19, thereby realizing supply balance of the gas, at this time, the discharged gas generates strong thrust force underwater, thereby pushing drowning persons and the propelling plate to move towards the bank, thereby realizing rescue of the drowning persons, after the rescue is finished, the driving of the motor, at this time, the spline sleeve 31 moves towards one side close to the air pump 24 under the elastic force action of the return spring 32 and is used for breaking the spline fit between the spline sleeve 31 and the spline shaft 26, at this time, the air pump 24 stops supplying air to the inside of the air bag 20, the guide plate 15 is reset under the tension action of the return spring 16, then the guide rod 17 and the closing plate 18 are driven to reset, at this time, the air bag 20 is folded again and is stored in the air bag storage cavity 13, and then the resetting of the equipment is completed.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A life saving jet propulsion board comprising a floating board (11), characterized in that: the floating plate is characterized in that a closed cavity (12) is arranged in end faces of two sides of the floating plate (11), a movable closed plate (18) is arranged inside the closed cavity (12), the closed cavity (12) is far away from one side wall face of an opening and is communicated with an air bag storage cavity (13), an air bag (20) capable of being compressed and folded is arranged inside the air bag storage cavity (13), the air bag storage cavity (13) is close to one side of the circle center of the floating plate (11) and is provided with a guide cavity (14), the guide cavity (14) and the closed cavity (12) are internally provided with a guide device, the guide device is used for guiding the movement of the closed plate (18), a clutch cavity (25) is arranged inside the floating plate (11), a power driving device is arranged in the floating plate (11) and the clutch cavity (25), a driving shaft (22) is rotatably arranged on the end face of the center of the floating plate (11), the fixed screw (23) that is equipped with of drive shaft (22) excircle face, screw (23) can promote when rotating float board (11) and remove, float board (11) inside air feeder that is equipped with, air feeder can to gasbag (20) inside high-pressure gas that fills, can drive after gasbag (20) are aerifyd sealed guider stretches float board (11) and carry out the protection of suing and labouring to drowned personnel.

2. A life saving jet propulsion board as claimed in claim 1, wherein: the power driving device comprises a motor (21) fixed inside the floating plate (11), and the end face of one side, away from the clutch cavity (25), of the motor (21) is in power connection with the driving shaft (22).

3. A life saving jet propulsion board as claimed in claim 1, wherein: sealed guider is including being located inside direction chamber (14) and can carry out gliding deflector (15), deflector (15) a side end face is fixed be equipped with can extend to the homonymy closed chamber (12) inside guide bar (17), is located closed chamber (12) inside guide bar (17) with closed plate (18) fixed connection, closed plate (18) are close to the gasbag deposit chamber (13) a side end face with gasbag (20) fixed connection, closed plate (18) are kept away from the gasbag deposit chamber (13) a side end face fixed be equipped with gasbag (20) intercommunication's voltage limiting jet valve (19) each other.

4. A life saving jet propulsion board as claimed in claim 3, wherein: when the gas pressure in the air bag (20) exceeds the upper limit, redundant gas can be discharged backwards through the pressure-limiting gas spraying valve (19), the backward spraying force of the pressure-limiting gas spraying valve (19) is greater than the thrust generated by the rotary type of the propeller (23), the guide plate (15) is far away from one side end face of the closed cavity (12) and a reset spring (16) is fixedly arranged between the wall faces of the guide cavity (14), and the reset spring (16) can realize the reset of the guide plate (15) and the guide rod (17).

5. A life saving jet propulsion board as claimed in claim 1, wherein: air feeder is including fixing separation and reunion chamber (25) is relative air pump (24) of motor (21) opposite side, air pump (24) are close to separation and reunion chamber (25) side end power is connected with extends to separation and reunion chamber (25) inside air pump integral key shaft (29), motor (21) are close to separation and reunion chamber (25) side end power is connected with and extends to separate and reunion chamber (25) inside integral key shaft (26), the intercommunication is equipped with intake pipe (33) between air pump (24) side end and the external world, air pump (24) another side end fixedly connected with and both sides blast pipe (34) that gasbag (20) communicate each other.

6. A life saving jet propulsion board as claimed in claim 5, wherein: air pump integral key shaft (29) outer disc is fixed and is equipped with synchronous positioning dish (30), air pump integral key shaft (29) are kept away from air pump (24) one side outer disc spline cooperation has can gliding spline sleeve (31), spline sleeve (31) with it overlaps to fix being equipped with between synchronous positioning dish (30) return spring (32) in the air pump integral key shaft (29) outside.

7. A life saving jet propulsion board as claimed in claim 5, wherein: an annular electric brush (28) is fixedly arranged on the inner wall surface of the clutch cavity (25) at the position corresponding to the spline shaft (26), an electromagnetic attraction disc (27) capable of being abutted to the inner circular surface of the electric brush (28) is fixedly arranged on the outer circular surface of the spline shaft (26), a battery (35) is fixedly arranged in the floating plate (11) on one side of the clutch cavity (25), a wire (36) is electrically connected between the battery (35) and the electric brush (28), and the electromagnetic attraction disc (27) can attract the spline sleeve (31) to move towards one side close to the motor (21) after being electrified and is in spline fit with the spline shaft (26).