CN210057187U - High-altitude rescue platform and high-altitude rescue system - Google Patents

Abstract

The utility model discloses a high altitude rescue platform, include: a support plate for carrying; the fixing device is used for being fixed on the high-altitude bearing stress surface through preset pressure, and the supporting plate is connected with the fixing device. The high-altitude rescue platform can be fixed on a high-altitude stress bearing surface, so that a supporting plate connected with the fixing device is extended to a required target position to bear trapped persons and/or rescue equipment and the like, the trapped persons and/or rescue persons are transferred as temporary foot landing points by virtue of the supporting plate, or rescue equipment such as an elevator, a cableway, an elastic pipe and a suspensible rescue ladder is fixedly hung. The utility model also discloses a high altitude rescue system of including above-mentioned high altitude rescue platform can break through special place and complex environment's restriction, and the efficiency of rescue work has been improved to quick response high altitude rescue demand.

Description

High-altitude rescue platform and high-altitude rescue system

Technical Field

The utility model relates to a fire rescue equipment technical field, more specifically say, relate to a high altitude rescue platform. Furthermore, the utility model discloses still relate to an aerial rescue system including above-mentioned aerial rescue platform.

Background

The difficulty and the danger of high-altitude rescue are high, so that the high-altitude rescue work is always a social problem which puzzles all countries in the world.

For example, when an aerial dangerous accident such as a floor explosion or a fire occurs, the accident is often sudden and the risk continues to increase, and therefore, people on the fire floor or the floor above the fire floor are often trapped in the floor and cannot be transferred to the safe floor below. In this situation, in the prior art, the trapped people usually can only hide in a relatively closed space to be away from the fire, or escape to the balcony to wait for rescue, however, when the stairs cannot pass through or the balcony floors cannot pass through, the trapped people can only be trapped in place, and cannot save themselves through other channels, thereby gaining time for waiting for rescue and safe escape.

On the other hand, fire rescue equipment such as cableway descending devices, elastic tube rescue devices, flexible lifesaving slides, hanging type lifesaving ladders and various types of portable elevators are generally adopted in the prior art for high-altitude rescue, however, before the equipment is used, the equipment needs to be fixed to a position higher than the high-altitude trapped personnel, and then the equipment can be unfolded for rescue. The selection of the fixed points of the rescue equipment is troublesome and is limited by the special site and the complex environment, so that the fixed points of the equipment need to be observed and then researched aiming at the complex environment, and the optimal rescue time is delayed.

Therefore, how to provide a high-altitude rescue platform capable of being used as a temporary transfer point or a hanging point is a problem to be solved urgently by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a high altitude rescue platform, which can be fixed on a high altitude bearing stress surface as a temporary transfer point for trapped people or as a hanging point for specific rescue equipment.

Another object of the utility model is to provide an including above-mentioned high altitude rescue platform's high altitude rescue system, can break through the restriction of special place and complex environment, quick response high altitude rescue demand has improved the efficiency of rescue work.

In order to achieve the above object, the present invention provides the following technical solutions:

a high altitude rescue platform comprising:

a support plate for carrying;

the fixing device is used for being fixed on the high-altitude bearing stress surface through preset pressure, and the supporting plate is connected with the fixing device.

Preferably, the fixing means comprises:

the fixing surface is used for being attached and abutted to the high-altitude bearing stress surface, and the supporting plate is connected with the fixing surface;

the steel nails are arranged on the fixed surface;

and the gunpowder pusher is used for driving the steel nail to be driven into the high-altitude bearing stress surface and is connected with the fixed surface.

Preferably, the fixing device further comprises a movable surface arranged opposite to the fixed surface, and a telescopic mechanism used for driving the movable surface to be far away from or close to the fixed surface is arranged between the fixed surface and the movable surface, so that the support plate can be unfolded or folded.

Preferably, the support plate includes:

the first pedal is rotatably connected with a supporting surface, wherein the supporting surface is one of the fixed surface and the movable surface;

and the limiting device is used for limiting the rotation angle of the first pedal so that the first pedal rotates and is positioned to the position coplanar with or vertical to the supporting surface.

Preferably, the limiting device comprises a second pedal vertically and fixedly connected with the other of the fixed surface and the movable surface, the height of the free end of the second pedal is higher than that of the rotating shaft of the first pedal, and when the movable surface is close to the fixed surface, the free end of the second pedal is pressed against the first pedal, so that the first pedal is coplanar with the supporting surface; when the movable surface is far away from the fixed surface, the first pedal rotates to a position overlapped with the second pedal by means of gravity.

Preferably, the telescopic mechanism comprises:

two groups of oppositely arranged telescopic frames, wherein each group of telescopic frames comprises two telescopic units, and two ends of each telescopic unit are respectively hinged with the fixed surface and the movable surface; each telescopic unit comprises at least two connecting rods, and every two adjacent connecting rods are hinged; corresponding connecting rods in two telescopic units of the same group of telescopic frames are arranged in a crossed manner;

the cross beam is connected between the two groups of telescopic frames;

the screw is in threaded connection with the cross beam;

the motor is connected with the screw and used for driving the screw to rotate; when the screw rod rotates, the cross beam moves along the screw rod to drive the two groups of telescopic frames to synchronously extend and retract.

Preferably, a guardrail for protecting trapped persons is arranged on the top side of the movable surface.

Preferably, the elevator car further comprises a pulley assembly, the pulley assembly is connected with the fixing device, and the pulley assembly comprises a pulley, a guide line, a motor and a locking mechanism, the guide line is wound in a groove of the pulley and is used for being connected with a lifting rope, the motor is used for driving the pulley to rotate, and the locking mechanism is used for clamping or loosening the guide line.

A high altitude rescue system comprising:

at least one high altitude rescue platform of any one of the above;

and the unmanned aerial vehicle is used for carrying the high-altitude rescue platform to a target position.

Preferably, the unmanned aerial vehicle is provided with a mechanical arm for grabbing or loosening the high-altitude rescue platform;

or, the unmanned aerial vehicle is provided with a hanging part for detachably hanging the high-altitude rescue platform.

The utility model provides a high altitude rescue platform from having fixing device, can be fixed in high altitude bearing stress surface to make the backup pad that links to each other with fixing device stretch in required target location department, so that bear stranded personnel and/or rescue equipment etc. make stranded personnel and/or rescue personnel shift as interim foothold with the help of the backup pad, perhaps make fixed the hanging of rescue equipment such as lift, cableway, elastic tube, hanging emergency ladder and lean on.

For example, the high-altitude rescue platform can be arranged between windowsills of floors of a high-rise building, or can be built between a trapped room and a safe room on the same floor to serve as an 'outside-wall safe stair' or an 'outside-wall safe corridor', so that the trapped people can be safely transferred across floors or rooms, and time is gained for waiting for rescue and safe escape.

In addition, the high-altitude rescue platform can be fixed to a required target position according to requirements so as to be convenient for the fixed attachment of specific fire rescue equipment, and therefore trapped persons and/or rescue persons can carry out self rescue or rescue by means of the specific fire rescue equipment.

The utility model provides a high altitude rescue system, including above-mentioned high altitude rescue platform and unmanned aerial vehicle, carry high altitude rescue platform through unmanned aerial vehicle and reach the target location, can break through special place and complex environment's restriction, quick response high altitude rescue demand has improved the efficiency of rescue work.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a high-altitude rescue platform in a specific embodiment of a high-altitude rescue system provided by the present invention in an expanded state;

fig. 2 is a schematic structural view of the high-altitude rescue platform in fig. 1 in a retracted state;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

fig. 4 is a schematic structural diagram of the high-altitude rescue platform provided in the embodiment of the present invention when the high-altitude rescue platform is not completely deployed;

fig. 5 is a partial schematic view of the high altitude rescue platform of fig. 4 when fully deployed;

fig. 6 is a partially enlarged view of a in fig. 5.

The reference numerals in fig. 1 to 6 are as follows:

1 is the stationary plane, 11 is the steel nail, 2 is the activity face, 3 is telescopic machanism, 31 is the crossbeam, 32 is the screw rod, 4 is first footboard, 5 is the second footboard, 6 is the guardrail, 7 is loose pulley assembly, 71 is the guide wire, 72 is locking mechanism, 81 is first lateral wall, 82 is the second lateral wall, 83 is first bottom plate, 9 is unmanned aerial vehicle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a high altitude rescue platform can be fixed in the high altitude bearing stress surface, as stranded personnel's interim transfer point or as the point of being affiliated to of specific rescue equipment. The utility model discloses a another core provides an aerial rescue system including above-mentioned aerial rescue platform, can break through the restriction of special place and complex environment, and the quick response high altitude rescue demand has improved the efficiency of rescue work.

Referring to fig. 1 to 6, fig. 1 is a schematic structural view of a high-altitude rescue platform in an embodiment of a high-altitude rescue system provided by the present invention in an expanded state; fig. 2 is a schematic structural view of the high-altitude rescue platform in fig. 1 in a retracted state; FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective; fig. 4 is a schematic structural diagram of the high-altitude rescue platform provided in the embodiment of the present invention when the high-altitude rescue platform is not completely deployed; fig. 5 is a partial schematic view of the high altitude rescue platform of fig. 4 when fully deployed; fig. 6 is a partially enlarged view of a in fig. 5.

The utility model provides a high altitude rescue platform, including backup pad and fixing device.

The supporting plate is used for bearing, for example, trapped persons and/or rescue persons to step on, or is used for placing rescue equipment such as an elevator, a cableway, an elastic tube, a hanging type escape ladder and the like, so that the trapped persons and/or the rescue persons can be transferred as temporary landing points or fixed hanging points of the rescue equipment by the aid of the supporting plate.

The specific shape and size of the support plate can be set according to actual needs, and the support plate is preferably a rectangular plate. It will be appreciated that, in use, the support plate is disposed horizontally.

The fixing device is used for being fixed on the high-altitude bearing stress surface through preset pressure, and the supporting plate is connected with the fixing device so as to be arranged at a target position through the fixing device, and rescue work is facilitated.

It should be noted that the utility model does not limit the concrete structure and driving form of the fixing device, as a preferred scheme, the fixing device comprises a fixing surface 1 for abutting against the surface of the high altitude bearing stress, and the support plate is connected with the fixing surface 1; the fixing surface 1 is provided with a plurality of steel nails 11, preferably, the fixing surface 1 is provided with at least one row of steel nails 11 arranged along the length direction of the fixing surface 1, and the more the rows of the steel nails 11 are, the firmer the fixing surface 1 is fixed with the high-altitude bearing stress surface; the fixing device also comprises a gunpowder pusher, so that the gunpowder is ignited by triggering a fuse, a large amount of high-temperature gas is generated by virtue of explosive combustion of the gunpowder, and the steel nail 11 on the fixing surface 1 is injected into the high-altitude bearing stress surface under the thrust action of the high-temperature gas.

Of course, the fixing device may also be of the following construction: the fixing device comprises a fixing surface 1 which is used for being attached and abutted to the high-altitude bearing stress surface and a driving device which is used for applying preset pressure to the fixing surface 1, wherein the fixing surface 1 is provided with a plurality of anchor hooks, and the anchor hooks are hooked with a windowsill of a high-altitude building or embedded hooks, so that the supporting plate is supported and extended at the windowsill.

The driving device for applying the predetermined pressure to the fixed surface 1 may be a high-pressure gas generator, a hydraulic cylinder, or the like. The fixing device can also apply preset pressure on the fixing surface 1 to enable the fixing surface 1 and the high-altitude bearing stress surface to have larger friction force, and the fixing surface 1 and the high-altitude bearing stress surface are kept relatively fixed through the friction force.

It should be noted that, the utility model discloses do not restrict the concrete pressure value of presetting pressure, the user can set for according to actual need, for example, the technical personnel in the field can obtain the best pressure value that can satisfy the requirement through the test several times, as long as can be firm with stationary plane 1 and high altitude bearing stress surface mounting. It can be understood that the high altitude stress bearing surface can be a bearing material surface such as a building outer wall, a steel frame structure, rock or wood.

To sum up, can see, the utility model discloses a high altitude rescue platform can be fixed in high altitude bearing stress surface from taking fixing device to make the backup pad that links to each other with fixing device stretch in required target location department, so that bear stranded personnel and/or rescue equipment etc. and make stranded personnel and/or rescue personnel shift as interim foothold with the help of the backup pad, perhaps make fixed the hanging of rescue equipment such as lift, cableway, elasticity pipe, suspensible emergency ladder.

For example, the high-altitude rescue platform can be arranged on the wall between the windowsills of each floor of a high-rise building, when a fire disaster occurs, trapped people can safely transfer to the safe floor by the high-altitude rescue platform, for example, the trapped people in the fire disaster floor can be transferred to the safe floor below through a plurality of high-altitude rescue platforms built among the floors, namely, the high-altitude rescue platform can be used as an 'safe stair outside the wall'.

Or the high-altitude rescue platform is built between adjacent rooms on the same floor to serve as an off-wall safety corridor, so that trapped people in the trapped rooms can be transferred into a safety room far away from a fire area through the high-altitude rescue platform, and time is won for waiting for rescue and safe escape.

Of course, the high-altitude rescue platform can be fixed to a required target position according to needs so as to facilitate the fixation of specific fire rescue equipment, and therefore trapped people and/or rescuers can carry out self rescue or rescue by means of the specific fire rescue equipment.

In view of the convenience of transporting the high altitude rescue platform to a desired target location, the support plate may be retracted and deployed on the basis of the above-described embodiments.

That is, in the present embodiment, the support plate has two states, i.e., the stowed state and the deployed state. It should be noted that the retracted state of the support plate refers to a state in which the area of the horizontal plane occupied by the support plate is reduced, for example, the support plate is retracted in the horizontal direction, or the support plate is erected by rotating a certain angle; the unfolded state of the support plate refers to a state in which the horizontal area of the support plate is increased, for example, a state in which the support plate is horizontally extended or a state in which the support plate is horizontally laid by rotating a certain angle.

It can be understood that when the high-altitude rescue platform is conveyed, the supporting plate is in a retracted state so as to be convenient for conveying; when the high-altitude rescue platform is fixed at the target position, the supporting plate is in an unfolding state to increase the area of the supporting plate, provide a larger supporting space for trapped people and ensure the safety of the trapped people. Preferably, the supporting plate comprises a first pedal 4 rotatably connected to the supporting surface and a limiting device for limiting the rotation angle of the first pedal 4, so that the first pedal 4 can be rotated and positioned to a position coplanar with or perpendicular to the supporting surface.

It should be noted that the supporting surface mainly refers to a supporting structure for mounting and supporting the first step 4. The supporting surface of the utility model can be a fixed surface 1 or a movable surface 2.

The supporting surface is taken as an example of the fixing surface 1, and the detailed description is given below. Preferably, the first pedal 4 is rotatably connected to the stationary surface 1 via a shaft.

That is, the present embodiment achieves the stowing or deployment of the support plate by the rotation of the first step 4 to erect or lay the first step 4 flat. When the first pedal 4 is erected, the first pedal 4 is coplanar with the fixed surface 1, and the support plate is in a retracted state; when the first pedal 4 is laid horizontally, the first pedal 4 is arranged perpendicular to the fixing surface 1, and the support plate is in an unfolded state.

It will be appreciated that the first step 4 rotates between a horizontal plane and a vertical plane through an angle in the range of 0 to 90.

The limiting device is used for limiting the rotation angle of the first pedal 4, so that the first pedal 4 is positioned in a horizontal position or a vertical position.

It should be noted that, the specific structure of the limiting device is not limited in this embodiment, for example, the limiting device may be a hydraulic cylinder, a piston rod of the hydraulic cylinder is hinged to the bottom of the supporting plate, and the other end of the hydraulic cylinder may be hinged to the fixing surface 1, so that the supporting plate is rotated by the extension and contraction of the piston rod.

In view of the convenience of the arrangement of the limiting device and simultaneously avoiding interference with the fixing device, on the basis of the above embodiment, the limiting device further comprises a movable surface 2 arranged opposite to the fixed surface 1, a telescopic mechanism 3 for driving the movable surface 2 to be far away from or close to the fixed surface 1 is arranged between the fixed surface 1 and the movable surface 2, and the limiting device is connected with the movable surface 2 so as to enable the first pedal 4 to be coplanar with the fixed surface 1 when the telescopic mechanism 3 drives the movable surface 2 to be close to the fixed surface 1; when the telescopic mechanism 3 drives the movable surface 2 to be far away from the fixed surface 1, the first pedal 4 is perpendicular to the fixed surface 1.

That is, in this embodiment, the stopper is provided on the movable surface 2 and moves along with the movement of the movable surface 2, and the movable surface 2 is driven by the telescopic mechanism 3. In this embodiment, the specific structure of the telescopic mechanism 3 is not limited as long as the movable surface 2 can be moved closer to or away from the fixed surface 1.

In view of the simplicity and easy implementation of the specific structure of the limiting device, and meanwhile, in order to save cost and reduce the overall weight of the high-altitude rescue platform, on the basis of the above embodiment, the limiting device comprises a second pedal 5 vertically and fixedly connected with the top side of the movable surface 2, the height of the free end of the second pedal 5 far away from the movable surface 2 is higher than that of the rotating shaft of the first pedal 4, and when the movable surface 2 is close to the fixed surface 1, the free end of the second pedal 5 is pressed against the first pedal 4, so that the first pedal 4 is coplanar with the fixed surface 1; when the movable surface 2 is far away from the fixed surface 1, the first pedal 4 rotates to a position overlapping with the second pedal 5 by means of gravity.

That is, the present embodiment realizes the switching of the first step 4 between the vertical position and the horizontal position by the simple mechanical structure, i.e., the second step 5, and by the power of the telescopic mechanism 3.

The second pedal 5 is fixedly connected with the movable surface 2, the second pedal 5 is perpendicular to the movable surface 2, the second pedal 5 is equivalent to a cantilever plate, and the free end of the second pedal 5 faces the fixed surface 1. When the telescopic mechanism 3 drives the movable surface 2 to be close to the fixed surface 1, the second pedal 5 moves towards the fixed surface 1 synchronously, when the movable surface 2 moves to the limit position close to the fixed surface 1, the free end of the second pedal 5 just abuts against the position, close to the rotating shaft, of the first pedal 4, and the second pedal 5 enables the first pedal 4 to rotate to the vertical position to enable the first pedal 4 to be in a retracted state through a lever principle.

Preferably, the top edge of the first pedal 4 is higher than the rotation axis, so as to assist the positioning of the rotation angle of the first pedal 4 by the top edge of the first pedal 4, and avoid the first pedal 4 from deflecting away from the second pedal 5 due to over-rotation.

When the telescopic mechanism 3 drives the movable surface 2 to be far away from the fixed surface 1, the second pedal 5 is synchronously far away from the first pedal 4 along with the movable surface 2, and at the moment, the first pedal 4 automatically lays on the second pedal 5 under the action of self gravity and is overlapped with the second pedal 5. The second step 5 acts as a support for the first step 4.

It is understood that the area of the first step 4 is larger than that of the second step 5, and preferably, in the unfolded state, the first step 4 completely covers the second step 5 to increase the overlapping area of the first step 4 and the second step 5, so that the second step 5 provides stable supporting force for the first step 4.

It should be noted that, the utility model discloses do not restrict second footboard 5 and the concrete fixed mode of activity face 2, second footboard 5 can pass through welded fastening with activity face 2, also can be through the shaping of bending of a body structure.

Certainly, another implementation manner may also be adopted, that is, the first pedal 4 is rotationally connected with the movable surface 2, the second pedal 5 is vertically and fixedly connected with the fixed surface 1, and under the action of the telescopic mechanism 3, the first pedal 4 is far away from or close to the second pedal 5 along with the movement of the movable surface 2, so that when the first pedal 4 is far away from the second pedal 5, the second pedal 5 gradually removes the pressing on the first pedal 4, and therefore, the first pedal 4 rotates to a position overlapping with the second pedal 5 under the action of self gravity; and when the first pedal 4 approaches the second pedal 5, the free end of the second pedal 5 exerts the pressure on the first pedal 4, so that the first pedal 4 is pushed to rotate to a position vertical to the second pedal 5.

In view of the simplicity and easy implementation of the specific structure of the telescopic mechanism 3, it is preferable that the telescopic mechanism 3 includes at least one telescopic link mechanism and a link driving device for driving the link mechanism to be telescopic.

In view of the stability of the telescopic motion of the telescopic mechanism 3, preferably, the telescopic mechanism 3 comprises two groups of oppositely arranged telescopic frames, each group of telescopic frames comprises two telescopic units, and two ends of each telescopic unit are respectively hinged with the fixed surface 1 and the movable surface 2; each telescopic unit comprises at least two connecting rods, every two adjacent connecting rods are hinged, and the corresponding connecting rods in the two telescopic units of the same group of telescopic frames are arranged in a crossed manner; two sets of expansion brackets pass through crossbeam 31 to be connected, and telescopic machanism 3 still includes the screw rod 32 with crossbeam 31 threaded connection and links to each other with screw rod 32 and be used for driving screw rod 32 pivoted motor, and when screw rod 32 rotated, crossbeam 31 goes up and down along screw rod 32 to drive two sets of expansion brackets and stretch out and draw back in step, realize keeping away from each other or being close to of stationary plane 1 and activity face 2.

As another preferred scheme, the telescopic mechanism 3 includes two sets of oppositely disposed telescopic frames, each set of telescopic frame includes at least one crisscross telescopic unit, and each telescopic unit includes two connecting rods disposed in a crossed manner and hinged to each other.

When the telescopic unit of same expansion bracket is two at least, the corresponding connecting rod of two adjacent telescopic units of same expansion bracket is articulated, and two connecting rods of the telescopic unit that is located one end are articulated with stationary plane 1 respectively, and two connecting rods of the telescopic unit that is located the other end are articulated with activity face 2 respectively.

At this time, it is preferable that two opposite telescopic units of the two sets of telescopic frames are connected by a cross beam 31. The telescoping mechanism 3 further comprises a motor and a screw 32 connected with an output shaft of the motor, and the screw 32 is in threaded connection with the cross beam 31. Preferably, the motor is fixedly arranged at the bottom of the second pedal 5.

When one telescopic unit of the same telescopic frame is provided, two connecting rods in the telescopic unit are respectively called a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged with the fixed surface 1, and the other end of the first connecting rod is in sliding connection with the movable surface 2; one end of the second connecting rod is connected with the fixed surface 1 in a sliding mode, and the other end of the second connecting rod is hinged with the movable surface 2. At this time, the telescopic mechanism 3 further includes a driving device for driving the second link to slide relative to the fixed surface 1.

Preferably, the fixed surface 1 is provided with a sliding rail or a sliding groove for the end of the second connecting rod to slide along; the movable surface 2 is provided with a slide rail or a slide groove for the end of the first connecting rod to slide along.

It can be understood that when the support plate is in the unfolded state, the telescopic mechanism 3 and the cross beam 31 have a certain supporting function for the first pedal 4 and the second pedal 5, so that the stable supporting force of the high-altitude rescue platform can be ensured.

On the basis of the above embodiment, the top side of the movable surface 2 is provided with a guardrail 6 for protecting the trapped person, and the guardrail 6 extends along the height direction of the plane where the movable surface 2 is located, that is, the height of the guardrail 6 is higher than the second pedal 5 by a certain distance to serve as a central supporting point of the trapped person, so as to protect the trapped person to a certain extent.

The fixing manner of the guardrail 6 and the movable surface 2 is not limited in this embodiment, and preferably, the bottom side of the guardrail 6 and the top side of the movable surface 2 are welded and fixed.

In addition, in order to enable the rescue workers to rapidly reach the trapped place, on the basis of the embodiment, the rescue device further comprises a pulley assembly 7, and the pulley assembly 7 is connected with the fixing device. The pulley assembly 7 is mainly used for pulling rescue workers and/or trapped persons, and can also be used for hanging rescue equipment for lifting of the rescue equipment, so that the trapped persons can vertically fall through the pulley assembly 7 to realize self rescue; or rescue personnel and/or rescue equipment can arrive at the trapped place through the pulley assembly 7 to carry out rescue implementation work.

Specifically, the pulley assembly 7 includes a pulley, a guide wire 71 wound in a groove of the pulley, one end of the guide wire 71 being adapted to be connected to the lift cord, and a motor for driving the pulley to rotate and a locking mechanism 72 for locking or unlocking the guide wire 71.

During rescue, the rescue equipment can be pulled to the high-altitude rescue platform through the pulley assembly 7, so that trapped people can rescue themselves by using the rescue equipment brought up by the lifting rope and then safely land on the ground through the lifting rope.

The trapped person can wait for the rescue person in situ to rescue, specifically, the locking mechanism 72 is enabled to release the guide line 71, the guide line 71 is preferably quickly released to the ground under the action of a heavy hammer, a fireman connects the lifting rope to the guide line 71, the pulley motor is started, the lifting rope is pulled to the high-altitude rescue platform through the rotation of the pulley, then the guide line 71 is clamped through the locking mechanism 72, and the fireman quickly reaches the position of the trapped person through the lifting rope to rescue.

In addition, the high-altitude rescue platform can be used as a temporary hanging arm or a lifting system, for example, in high-altitude dangerous work such as high-altitude inspection or maintenance, if emergency situations such as safety equipment failure or sudden physical conditions of operating personnel occur, trapped personnel cannot return to a safety area by themselves and only can wait for rescue personnel to pass through barriers layer by layer to reach a destination for rescue. Under the condition, a plurality of small high-altitude rescue platforms can be arranged in a working area, when danger occurs, the high-altitude rescue platforms can be used as temporary bearing and hanging points, and rescue workers can quickly reach a designated place through the pulley assemblies 7. In consideration of the specific arrangement position of the pulley assembly 7, in a specific embodiment, the left and right sides of the fixing surface 1 are respectively provided with a first side wall 81 arranged perpendicular to the fixing surface 1, the bottom side of the fixing surface 1 is provided with a first bottom plate 83 arranged perpendicular to the fixing surface 1, the pulley of the pulley assembly 7 is preferably fixed on the first side wall 81, the locking mechanism 72 is arranged on the first bottom plate 83, and the guide wire 71 passes through the locking mechanism 72 and the first bottom plate 83 and extends below the first bottom plate 83.

Preferably, the left and right sides of the movable surface 2 are respectively provided with a second side wall 82 perpendicular to the movable surface 2, and the bottom side of the movable surface 2 is provided with a second bottom plate perpendicular to the movable surface 2. That is, the first step 4 and/or the second step 5, the fixed surface 1, the movable surface 2, the first side wall 81, the second side wall 82, and the first bottom plate 83 and the second bottom plate form a hollow rectangular parallelepiped platform. When the telescopic mechanism 3 is contracted, the second pedal 5, the fixed surface 1, the movable surface 2, the first side wall 81, the second side wall 82, the first bottom plate 83 and the second bottom plate form a completely closed hollow platform; when the telescopic mechanism 3 extends, the first bottom plate 83 and the second bottom plate are away from each other to form a half-open and half-close state.

Except the high altitude rescue platform, the utility model discloses still provide a high altitude rescue system including the high altitude rescue platform that the above-mentioned embodiment is disclosed, this high altitude rescue system is still including being used for carrying high altitude rescue platform to reach the unmanned aerial vehicle 9 of target location, and high altitude rescue platform can be by the setting of release on unmanned aerial vehicle 9. The utility model discloses do not restrict unmanned aerial vehicle 9's concrete structure, please refer to prior art, this text is no longer repeated.

Preferably, the unmanned aerial vehicle 9 can be unmanned aerial vehicles or aircrafts in various styles such as rotor unmanned aerial vehicles, fixed-wing unmanned aerial vehicles, jet-propelled unmanned aerial vehicles and the like, as long as the high-altitude rescue platform can be carried to reach the trapped place.

When a fire disaster occurs in a high-rise building, the high-altitude rescue platform can be carried to a target position (for example, on a wall between windowsills of each floor or between a trapped room and a safe room) through the unmanned aerial vehicle 9, after the high-altitude rescue platform is fixed to a high-altitude bearing stress surface through a fixing device of the high-altitude rescue platform, the unmanned aerial vehicle 9 releases the high-altitude rescue platform, then the unmanned aerial vehicle 9 returns to the ground, another high-altitude rescue platform is carried to the required target position, the steps are repeated, a plurality of high-altitude rescue platforms are built through the unmanned aerial vehicle 9, and the high-altitude rescue platforms can form an 'safety stair outside the wall' or an 'safety corridor outside the wall'.

It can be understood that the theoretical critical height of the lifting device of the aerial ladder fire truck and the fire truck adopted at present is 50m, and the actual achievable height is only 30 m; and when used in crowded cities, the size, use conditions, number and the like of the urban public are severely limited. Therefore, the response time of high altitude rescue is slow, and the efficiency is low.

And unmanned aerial vehicle 9 has then broken through the restriction in special place and complex environment, and flying speed is fast, consequently, can the quick response rescue demand, efficient. In the embodiment, a temporary platform or a temporary channel is built to implement rescue by combining the unmanned aerial vehicle 9 with the high-altitude rescue platform, various rescue schemes can be flexibly and changeably adjusted in actual application, and a new form and thought are provided for the high-altitude rescue scheme.

In consideration of the specific implementation mode that the unmanned aerial vehicle 9 carries the high-altitude rescue platform, on the basis of the above embodiment, the unmanned aerial vehicle 9 is provided with a mechanical arm for grabbing and loosening the high-altitude rescue platform; or, the unmanned aerial vehicle 9 is provided with a hanging part for detachably hanging the high-altitude rescue platform.

That is, the high altitude rescue platform can be fixed or released by grabbing or loosening the mechanical arm; or the high-altitude rescue platform is fixed or separated from the unmanned aerial vehicle 9 through the hanging part.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above that the utility model provides a high altitude rescue platform and high altitude rescue system have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (9)

1. A high altitude rescue platform, its characterized in that includes:

a support plate for carrying;

a fixture for securing to a high altitude, load bearing, stress surface with a predetermined pressure, the fixture comprising:

the fixing surface (1) is used for being attached and abutted to the high-altitude bearing stress surface, and the supporting plate is connected with the fixing surface (1) so as to be horizontally arranged when in use;

a plurality of steel nails (11) arranged on the fixed surface (1);

the powder pusher is used for driving the steel nail (11) to be driven into a high-altitude bearing stress surface and is connected with the fixed surface (1).

2. The high-altitude rescue platform according to claim 1, characterized in that the fixing device further comprises a movable surface (2) arranged opposite to the fixed surface (1), and a telescopic mechanism (3) for driving the movable surface (2) to be far away from or close to the fixed surface (1) is arranged between the fixed surface (1) and the movable surface (2) so as to expand or retract the support plate.

3. High altitude rescue platform as claimed in claim 2, characterized in that the support plate comprises:

a first pedal (4) rotatably connected with a supporting surface, wherein the supporting surface is one of the fixed surface (1) and the movable surface (2);

and the limiting device is used for limiting the rotation angle of the first pedal (4), so that the first pedal (4) can rotate and be positioned to a position coplanar with or vertical to the supporting surface.

4. High altitude rescue platform according to claim 3, characterized in that the limiting device comprises a second pedal (5) vertically fixedly connected with the other of the fixed surface (1) and the movable surface (2), the height of the free end of the second pedal (5) is higher than the height of the rotating shaft of the first pedal (4); when the movable surface (2) is close to the fixed surface (1), the free end of the second pedal (5) is pressed against the first pedal (4) so that the first pedal (4) is coplanar with the supporting surface; when the movable surface (2) is far away from the fixed surface (1), the first pedal (4) rotates to the position overlapped with the second pedal (5) by means of gravity.

5. High altitude rescue platform according to claim 2, characterized in that the telescopic mechanism (3) comprises:

two groups of oppositely arranged telescopic frames, wherein each group of telescopic frames comprises two telescopic units, and two ends of each telescopic unit are respectively hinged with the fixed surface (1) and the movable surface (2); each telescopic unit comprises at least two connecting rods, and every two adjacent connecting rods are hinged; corresponding connecting rods in two telescopic units of the same group of telescopic frames are arranged in a crossed manner;

a cross beam (31) connected between the two groups of telescopic frames;

a screw (32) in threaded connection with the cross beam (31);

the motor is connected with the screw rod (32) and is used for driving the screw rod (32) to rotate; when the screw rods (32) rotate, the cross beam (31) moves along the screw rods (32) to drive the two groups of expansion brackets to synchronously expand and contract.

6. High altitude rescue platform according to claim 2, characterized in that the top side of the active surface (2) is provided with a guardrail (6) for protection of trapped persons.

7. The high altitude rescue platform according to any one of claims 1-6, further comprising a pulley assembly (7), wherein the pulley assembly (7) is connected with the fixing device, the pulley assembly (7) comprises a pulley, a guide line (71) wound in a groove of the pulley and used for being connected with a lifting rope, a motor used for driving the pulley to rotate, and a locking mechanism (72) used for clamping or loosening the guide line (71).

8. A high altitude rescue system, comprising:

at least one high altitude rescue platform as defined in any one of claims 1 to 7;

and the unmanned aerial vehicle (9) is used for carrying the high-altitude rescue platform to a target position.

9. High altitude rescue system according to claim 8, characterized in that the unmanned aerial vehicle (9) is provided with mechanical arms for gripping or releasing the high altitude rescue platform;

or the unmanned aerial vehicle (9) is provided with a hanging part for detachably hanging the high-altitude rescue platform.

Images