CN112173046A

CN112173046A - Universal overwater rescue stretcher based on air pressure pushing

Info

Publication number: CN112173046A
Application number: CN202010982994.7A
Authority: CN
Inventors: 李咸荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-01-05

Abstract

The invention discloses a universal overwater rescue stretcher based on air pressure pushing, which comprises a fixed plate, wherein a sliding square hole is formed in the top of the fixed plate, supporting rods are fixedly connected to four corners of the inner wall of the sliding square hole, a cross rod is fixedly connected to the top of each supporting rod, a sliding groove is formed in one side of each supporting rod, rotating gears are rotatably connected to two ends of the inner wall of the sliding groove, the rotating gears at two ends in the sliding groove are in toothed chain transmission connection, a fixed seat is fixedly connected to the bottom of the cross rod, a double-shaft motor is fixedly connected to the bottom of the fixed seat, and driving shafts at two ends of the double-shaft motor are respectively fixedly connected with the rotating gears in the. This universal rescue stretcher on water based on atmospheric pressure promotes can avoid the personnel of falling into water to soak in the aquatic time overlength and lead to the wound infection, saves rescue personnel physical power, simple structure is difficult to damage to the adjustment range of stretcher moving direction is great.

Description

Universal overwater rescue stretcher based on air pressure pushing

Technical Field

The invention relates to the technical field of water rescue, in particular to a universal water rescue stretcher based on air pressure pushing.

Background

When people are injured in dangerous situations on rescue water, a stretcher is needed for carrying, but if the injured people fall into water, the rescue personnel usually move the people falling into the water to the shore or a ship by dragging.

According to the Chinese patent CN110353893A, the stretcher comprises a stretcher body which can be rolled into a cylinder shape and is in a shape of 'soil' after being unfolded, wherein the stretcher body comprises a plurality of floating plates connected through nylon wires, the floating plates are arranged along the same direction, and automatic inflation devices are fixed on two sides of the floating plate with the shortest length; the automatic inflation device comprises a gas storage bottle filled with compressed gas, an air bag and an air guide pipe, wherein the gas storage bottle and the air bag are connected through the air guide pipe, and the outer side of an air inlet of the air bag is connected with a rubber column.

The stretcher that rescue was used on water at present is simple structure usually, can not be fine with wounded and surface of water separation, leads to wounded partial health to soak in the aquatic always, causes the infection easily to the stretcher does not have drive arrangement, and the rescue personnel drag comparatively hard, and uses the screw to lead to the stretcher weight great again, is difficult to carry, and the screw also damages easily under complicated water situation.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an air pressure pushing-based universal overwater rescue stretcher, which solves the problems that the existing stretcher for overwater rescue is generally simple in structure, injured people cannot be well separated from the water surface, so that the injured people are partially soaked in water all the time, infection is easily caused, the stretcher is not provided with a driving device, the dragging of rescue people is more laborious, the use of a propeller causes the stretcher to be heavy and difficult to carry, and the propeller is easily damaged under a complex water condition.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the universal overwater rescue stretcher based on air pressure pushing comprises a fixing plate, wherein a sliding square hole is formed in the top of the fixing plate, supporting rods are fixedly connected to four corners of the inner wall of the sliding square hole, a cross rod is fixedly connected to the top of each supporting rod, a sliding groove is formed in one side of each supporting rod, rotating gears are rotatably connected to two ends of the inner wall of the sliding groove, the rotating gears at two ends of the inner portion of the sliding groove are connected in a toothed chain transmission mode, a fixing seat is fixedly connected to the bottom of each cross rod, a double-shaft motor is fixedly connected to the bottom of each fixing seat, driving shafts at two ends of each double-shaft motor are respectively fixedly connected with the rotating gears in the sliding grooves at two sides of the sliding square hole, a driven gear is slidably connected to the inner wall of the sliding groove, two sides of each driven gear are meshed with, a stretcher plate is fixedly connected to the part, located outside the sliding groove, of one side of the fixing rod, a stretcher hole is formed in the top of the stretcher plate, a stretcher net is fixedly connected to the inner wall of the stretcher hole, a rolling device is fixedly connected to one end, away from the fixing rod, of the stretcher plate, two ends of the rolling device are respectively and fixedly connected with a driven gear at the other end of the sliding square hole, and a driving device is fixedly connected to the top of one end, close to the fixing rod, of the fixing plate;

the rolling device comprises a rolling support rod, two ends of the rolling support rod are both penetrated and fixedly connected with rolling bearings, rolling sleeves are penetrated and fixedly connected outside the rolling bearings, when people falling into water need to be rescued, a double-shaft motor is turned on, the double-shaft motor rotates to drive a rotating gear to rotate, the rotating gear drives a toothed chain to rotate, the toothed chain drives a driven gear to rotate, the driven gear is driven by the toothed chain to move downwards, the driven gear drives a fixed rod and a rolling device to move downwards, the fixed rod and the rolling device drive a stretcher plate to move downwards, the double-shaft motor is turned off when the stretcher plate moves below the water surface, then the body of the person falling into water is placed obliquely, the head of the person is moved onto the stretcher plate, the body of the person falling into water is pushed above the stretcher plate through the rolling device, then the double-shaft motor is turned on, the double, when the stretcher plate moves to a proper position, the double-shaft motor is turned off, so that people falling into water can be lifted conveniently, the people falling into water are lifted to a height separated from the water surface, wound infection of wounded persons is avoided, the body of the people falling into water can be prevented from being scratched by the stretcher plate through the arranged rolling device, and the stretcher plate is safer to use.

Preferably, the driving device comprises a driving reaction tank, a fixed net is fixedly connected to the inner wall of the driving reaction tank, a partition plate is fixedly connected to the part of the inner wall of the driving reaction tank, which is positioned above the fixed net, a discharge hole is formed in the top of the partition plate, a first piston is slidably connected to the inner wall of the discharge hole, a fixed column is fixedly connected to the top of the reaction tank, a slide hole is formed in the top of the fixed column, the bottom of the slide hole extends into the reaction tank, a second piston is slidably connected to the top of the inner wall of the slide hole, a reset spring is fixedly connected to the part of the top of the fixed column, which is positioned around the slide part, a trigger plate is fixedly connected to the top of the reset spring, a trigger rod is fixedly connected to the bottom of the trigger plate, the bottom of the trigger rod respectively penetrates through the second piston and the first piston and, the part of one side of the inner wall of the driving reaction tank, which is positioned between the fixed net and the partition plate, is provided with an air outlet, the central position of the outer wall of the fixed column is fixedly connected with a steering bearing, the top of the second piston is provided with a pressure regulating air hole, when the driving reaction tank needs to move, the trigger plate is pressed to drive the trigger rod to move downwards, the trigger rod drives the first piston to move downwards, when the first piston is separated from the air outlet, an aluminum sulfate solution at the top of the partition plate enters the lower part of the partition plate and reacts with sodium bicarbonate below the fixed net through the fixed net, a large amount of generated carbon dioxide is discharged to the outside of the driving reaction tank through the air outlet, then the driving reaction tank is pushed to move forwards, the driving reaction tank drives the fixed plate to move forwards, when the driving reaction tank needs to turn, the steering rod is rotated to drive the fixed column to, when needs stop, stop to press the trigger plate, the trigger plate upwards moves under reset spring's elasticity effect, drives the trip lever rebound, and the trip lever drives first piston rebound, and first piston rebound gets into the discharge opening and plugs up the discharge opening, conveniently promotes stretcher forward movement, uses manpower sparingly to the fixed column passes through the bearing and is connected with the fixed plate rotation, can realize universal rotation, and moving direction's adjustment range is great, convenient to use.

Preferably, the top of the fixing column penetrates through the fixing plate and is rotatably connected with the fixing plate through a steering bearing.

Preferably, the part of the interior of the driving reaction tank below the fixed net is filled with sodium bicarbonate solid, and the part of the interior of the driving reaction tank above the partition plate is filled with aluminum sulfate solution.

Preferably, the hollow inner wall of the pressure regulator is provided with a small-sized gas one-way valve.

Preferably, two ends of the rolling support rod are respectively and fixedly connected with the driven gears on two sides of the sliding square hole.

Preferably, the bottoms of the two sides of the fixing plate are fixedly connected with floating bodies.

Preferably, the top of the inner wall of the sliding groove is provided with a limiting strip.

(III) advantageous effects

The invention provides a universal overwater rescue stretcher based on air pressure pushing. The method has the following beneficial effects:

(1) this universal rescue stretcher on water based on atmospheric pressure promotes is provided with biax motor and toothed chain, and accessible biax motor drives the stretcher board and rises and descend, falls the stretcher board to the surface of water below, on the personnel that conveniently move the stretcher board with the aquatic, and it is more convenient to use.

(2) This universal rescue stretcher on water based on atmospheric pressure promotes is provided with the bracing piece, can cooperate the biax motor with the stretcher board lifting to the take the altitude of fixed plate top, the personnel of falling into water and surface of water separation during, avoid the personnel of falling into water to soak and lead to the wound infection in the aquatic time overlength.

(3) The universal water rescue stretcher based on air pressure pushing is provided with the rotating device, so that people falling into water can be prevented from rubbing the stretcher plate when moving to the stretcher plate, and the stretcher is safer to use.

(4) This universal rescue stretcher on water based on atmospheric pressure promotes is provided with drive arrangement, can cooperate the first-aid staff to promote the stretcher and move forward, saves first-aid staff physical power.

(5) This universal rescue stretcher on water based on atmospheric pressure promotes is provided with the venthole, and drive arrangement passes through the venthole combustion air current and promotes the stretcher board and move forward, and the floater of aquatic gets into drive arrangement, simple structure, and is safe in utilization, is difficult to damage.

(6) This universal rescue stretcher on water based on atmospheric pressure promotes is provided with and turns to the bearing, and the accessible turns to bearing help drive arrangement and realizes universal rotation for the adjustment range of stretcher moving direction is great, and it is more convenient to use.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the chute of the present invention;

FIG. 3 is a schematic cross-sectional view of the chute of the present invention;

FIG. 4 is a schematic cross-sectional view of the rolling device according to the present invention;

FIG. 5 is a schematic view of the external structure of the driving device of the present invention;

FIG. 6 is a schematic view of the internal structure of the driving device of the present invention.

In the figure: 1. the device comprises a fixed plate, 2, a sliding square hole, 3, a supporting rod, 4, a cross rod, 5, a sliding chute, 6, a rotating gear, 7, a toothed chain, 8, a fixed seat, 9, a double-shaft motor, 10, a driven gear, 11, a fixed rod, 12, a stretcher plate, 13, a stretcher hole, 14, a stretcher net, 15, a rolling device, 16, a driving device, 1601, a driving reaction tank, 1602, a fixed net, 1603, a separation plate, 1604, a discharge hole, 1605, a first piston, 1606, a fixed column, 1607, a sliding hole, 1608, a second piston, 1609, a trigger plate, 1610, a trigger rod, 1611, a steering rod, 1612, an air outlet hole, 1613, a steering bearing, 1614, an air hole, 1615, a return spring, 17, a floating body, 18 and a limiting strip.

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.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: a universal overwater rescue stretcher based on air pressure pushing comprises a fixing plate 1, wherein a sliding square hole 2 is formed in the top of the fixing plate 1, four corners of the inner wall of the sliding square hole 2 are fixedly connected with supporting rods 3, the top of each supporting rod 3 is fixedly connected with a cross rod 4, one side of each supporting rod 3 is provided with a sliding groove 5, two ends of the inner wall of each sliding groove 5 are rotatably connected with rotating gears 6, the rotating gears 6 at two ends inside each sliding groove 5 are in transmission connection through toothed chains 7, the bottom of each cross rod 4 is fixedly connected with a fixing seat 8, the bottom of each fixing seat 8 is fixedly connected with a double-shaft motor 9, driving shafts at two ends of each double-shaft motor 9 are respectively fixedly connected with the rotating gears 6 in the sliding grooves 5 at two sides of the sliding square hole 2, the inner wall of each sliding groove 5 is slidably connected with a, one end of a fixed rod 11 far away from a driven gear 10 extends to the outside of the sliding chute 5, a stretcher plate 12 is fixedly connected to the part of one side of the fixed rod 11, which is positioned at the outside of the sliding chute 5, a stretcher hole 13 is formed in the top of the stretcher plate 12, a stretcher net 14 is fixedly connected to the inner wall of the stretcher hole 13, a rolling device 15 is fixedly connected to one end of the stretcher plate 12 far away from the fixed rod 11, both ends of the rolling device 15 are respectively and fixedly connected with the driven gear 10 at the other end of the sliding square hole 2, the rolling device 15 comprises a rolling support rod 151, both ends of the rolling support rod 151 are both penetrated and fixedly connected with a rolling bearing 152, the outer side of the rolling bearing 152 is penetrated and fixedly connected with a rolling sleeve 153, when people falling into water need to rescue, the double-shaft motor 9 is opened, the double-shaft motor 9 rotates to drive the rotating gear 6 to rotate, the, the driven gear 10 drives the fixed rod 11 and the rolling device 15 to move downwards, the fixed rod 11 and the rolling device 15 drive the stretcher plate 12 to move downwards, when the stretcher plate 12 moves below the water surface, the double-shaft motor 9 is closed, then the body of a person falling into water is placed obliquely, the head of the person is moved onto the stretcher plate 12, the body of the person falling into water is pushed above the stretcher plate 12 through the rolling device 15, then the double-shaft motor 9 is opened, the double-shaft motor 9 rotates reversely, the stretcher plate 12 is driven to move upwards, when the stretcher plate 12 moves to a proper position, the double-shaft motor 9 is closed, the person falling into water is lifted conveniently, the person falling into water is lifted to a height which is separated from the water surface, the wound infection of a wounded is avoided, and the arranged rolling device 15 can prevent the stretcher plate 12 from scratching the body of the person, so that the use.

Example two:

referring to fig. 1-6, the present invention provides a technical solution based on the first embodiment: the top of one end of the fixed plate 1 close to the fixed rod 11 is fixedly connected with a driving device 16, the driving device 16 comprises a driving reaction tank 1601, the inner wall of the driving reaction tank 1601 is fixedly connected with a fixed net 1602, the part of the inner wall of the driving reaction tank 1601, which is positioned above the fixed net 1602, is fixedly connected with a partition plate 1603, the top of the partition plate 1603 is provided with a discharge hole 1604, the inner wall of the discharge hole 1604 is slidably connected with a first piston 1605, the top of the reaction tank 1601 is fixedly connected with a fixed column 1606, the top of the fixed column 1606 is provided with a slide hole 1607, the bottom of the slide hole 1607 extends into the reaction tank 1601, the top of the inner wall of the slide hole 1607 is slidably connected with a second piston 1608, the parts of the top of the fixed column 1606 are all fixedly connected with a return spring 1615 around the slide 1607, the top of the return spring 1608 is fixedly connected with a trigger plate 1609, the bottom of the trigger plate, steering rods 1611 are fixedly connected to both sides of the top of the fixed column 1606, a portion of one side of the inner wall of the driving reaction tank 1601, which is located between the fixed net 1602 and the partition plate 1603, is provided with air outlet holes 1612, a steering bearing 1613 is fixedly connected to the center position of the outer wall of the fixed column 1606, and a pressure regulating air hole 1614 is formed in the top of the second piston 1608, when the driving reaction tank 1601 needs to move, the trigger plate 1609 is pressed, the trigger plate 1609 drives the trigger rod 1610 to move downwards, the trigger rod 1610 drives the first piston 1605 to move downwards, when the first piston 1605 is separated from the discharge hole 1612, an aluminum sulfate solution at the top of the partition plate 1603 enters below the partition plate 1603 and reacts with sodium bicarbonate below the fixed net 1602 through the air outlet holes 1612, a large amount of generated carbon dioxide is discharged to the outside of the driving reaction tank 1601, then the driving reaction tank 1601 is pushed to move forwards, save rescue personnel physical power, when needs turn to, rotate steering column 1611, steering column 1611 drives the fixed column 1606 and rotates, fixed column 1606 drives drive retort 1601 and rotates, drive retort 1601 drives venthole 1612 and rotates can, the cooperation turns to bearing 1613 and can realize three hundred sixty degrees rotations, it is more convenient to use, when needs stop, stop pressing and trigger the board 1609, trigger the board 1609 and upwards remove under reset spring 1615's spring action, drive trigger lever 1610 rebound, trigger lever 1610 drives first piston 1605 rebound, first piston 1605 rebound gets into discharge opening 1604 and plugs up the discharge opening 1604, conveniently promote the stretcher rebound, use manpower sparingly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an universal rescue stretcher on water based on atmospheric pressure promotes, includes fixed plate (1), its characterized in that: the top of the fixing plate (1) is provided with a sliding square hole (2), four corners of the inner wall of the sliding square hole (2) are fixedly connected with supporting rods (3), the top of each supporting rod (3) is fixedly connected with a cross rod (4), one side of each supporting rod (3) is provided with a sliding groove (5), two ends of the inner wall of each sliding groove (5) are rotatably connected with rotating gears (6), the rotating gears (6) at two ends inside each sliding groove (5) are in transmission connection through toothed chains (7), the bottom of each cross rod (4) is fixedly connected with a fixing seat (8), the bottom of each fixing seat (8) is fixedly connected with a double-shaft motor (9), driving shafts at two ends of each double-shaft motor (9) are respectively and fixedly connected with the rotating gears (6) in the sliding grooves (5) at two sides of the sliding square hole (2), the inner wall of each sliding groove (5) is slidably connected with a, a fixed rod (11) is fixedly connected to one side, away from the inner wall of the sliding chute (5), of the driven gear (10) at one end of the sliding square hole (2), one end, away from the driven gear (10), of the fixed rod (11) extends to the outside of the sliding chute (5), a stretcher plate (12) is fixedly connected to the part, located outside the sliding chute (5), of one side of the fixed rod (11), a stretcher hole (13) is formed in the top of the stretcher plate (12), a stretcher net (14) is fixedly connected to the inner wall of the stretcher hole (13), a rolling device (15) is fixedly connected to one end, away from the fixed rod (11), of the stretcher plate (12), two ends of the rolling device (15) are fixedly connected with the driven gear (10) at the other end of the sliding square hole (2) respectively, and a driving device (16) is fixedly connected to the top of;

the rolling device (15) comprises a rolling support rod (151), two ends of the rolling support rod (151) are both penetrated and fixedly connected with rolling bearings (152), and the outer sides of the rolling bearings (152) are penetrated and fixedly connected with rolling sleeves (153).

2. The air pressure push-based universal water rescue stretcher according to claim 1, characterized in that: the driving device (16) comprises a driving reaction tank (1601), a fixed net (1602) is fixedly connected to the inner wall of the driving reaction tank (1601), a partition plate (1603) is fixedly connected to the part, located above the fixed net (1602), of the inner wall of the driving reaction tank (1601), a discharge hole (1604) is formed in the top of the partition plate (1603), a first piston (1605) is slidably connected to the inner wall of the discharge hole (1604), a fixed column (1606) is fixedly connected to the top of the reaction tank (1601), a slide hole (1607) is formed in the top of the fixed column (1606), the bottom of the slide hole (1607) extends into the reaction tank (1601), a second piston (1608) is slidably connected to the top of the inner wall of the slide hole (1607), a reset spring (1615) is fixedly connected to the part, located around the slide column (1607), and a trigger plate (1609) is fixedly connected to the top of the reset spring (, trigger plate (1609) bottom fixedly connected with trigger bar (1610), trigger bar (1610) bottom run through second piston (1608) and first piston (1605) respectively and with second piston (1608) and first piston (1605) fixed connection, the equal fixedly connected with steering column (1611) in fixed column (1606) top both sides, venthole (1612) has been seted up to the part that drive retort (1601) inner wall one side is located between fixed network (1602) and division board (1603), fixed column (1606) outer wall central point fixedly connected with steering bearing (1613), pressure regulating gas pocket (1614) have been seted up at second piston (1608) top.

3. The air pressure push-based universal water rescue stretcher according to claim 2, characterized in that: the top of the fixing column (1606) penetrates through the fixing plate (1) and is rotatably connected with the fixing plate (1) through a steering bearing (1613).

4. The air pressure push-based universal water rescue stretcher according to claim 2, characterized in that: the part of the interior of the drive reaction tank (1601) below the fixed net (1602) is filled with sodium bicarbonate solid, and the part of the interior of the drive reaction tank (1601) above the partition plate (1603) is filled with aluminum sulfate solution.

5. The air pressure push-based universal water rescue stretcher according to claim 1, characterized in that: the inner wall of the pressure regulator cavity (1614) is provided with a small-sized gas one-way valve.

6. The air pressure push-based universal water rescue stretcher according to claim 1, characterized in that: and two ends of the rolling support rod (151) are respectively and fixedly connected with the driven gears on two sides of the sliding square hole (2).

7. The air pressure push-based universal water rescue stretcher according to claim 1, characterized in that: the bottoms of the two sides of the fixing plate (2) are fixedly connected with floating bodies (17).

8. The air pressure push-based universal water rescue stretcher according to claim 1, characterized in that: and the top of the inner wall of the sliding groove (5) is provided with a limiting strip (18).