CN219971781U - Rescue device for limited space - Google Patents

Abstract

The utility model relates to the field of rescue devices, in particular to a rescue device for a limited space. The utility model provides a rescue device for restricted space, includes the lifting device who is used for placing in restricted space, and lifting device's top is provided with the lift platform, the support restraint structure has on the lift platform, supports through the support restraint structure and installs the rescue stretcher. The rescue device for the limited space is stable and reliable in lifting and moving processes, and is safer to use in the limited space.

Description

Rescue device for limited space

Technical Field

The utility model relates to the field of rescue devices, in particular to a rescue device for a limited space.

Background

The wellhead device of the gas well of the high-sulfur hydrogen sulfide-containing gas field is arranged in a square well pool with the depth of more than 3 meters, the square well pool belongs to a limited space, and normally operators wear positive pressure type air respirators to enter the square well pool for operation through ladders. One person operates and one person monitors. However, when an operator is injured or suddenly suffers from diseases during the operation, the injured person is difficult to leave the square well pool by climbing the ladder, and the guardian cannot drag the injured person to the safe area by hands. Making the rescue very difficult and endangering the life of the personnel.

The utility model discloses a rescue device for a manual hole digging pile, which belongs to the field of rescue devices in building construction and has the authorized bulletin number of CN 204170002U. The rescue device comprises a lifting device and a rescue device, wherein the lifting device comprises a support structure and a power mechanism provided with a traction rope, the power mechanism comprises a winch and a motor for driving the winch, one end of the traction rope is fixed on the winch, and the other end of the traction rope bypasses the support structure and is fixedly connected with a lifting hook. The rescue device comprises a cushion plate, a back supporting plate hinged with one end of the cushion plate, and a leg supporting plate hinged with the other end of the cushion plate, wherein the back supporting plate and the leg supporting plate can be movably adjusted in angle relative to the cushion plate, lifting ropes and mounting parts for fixing the lifting ropes are respectively arranged on two sides of the back supporting plate and the leg supporting plate, the rescue stretcher is hung on a lifting hook through the lifting ropes and is detachably connected with the lifting device, and the lifting device lifts injured personnel on the rescue stretcher out of the hole digging pile through a winch. However, the rescue device is unstable due to shaking during lifting, and the safety coefficient is not enough.

Disclosure of Invention

The utility model aims to provide a rescue device for a limited space, which solves the problem that the lifting of a rescue stretcher is unstable when the existing rescue device is used for rescue.

The utility model relates to a rescue device for a limited space, which adopts the following technical scheme: a rescue device for a limited space comprises a lifting device which is used for being placed in the limited space, a lifting platform is arranged at the top of the lifting device, a supporting constraint structure is arranged on the lifting platform, and a rescue stretcher is supported and installed through the supporting constraint structure.

When the rescue device for the limited space is used, the rescue stretcher is arranged on the lifting platform through the supporting and restraining structure, injured personnel are placed on the rescue stretcher, the lifting device is operated to lift, so that the injured personnel are returned to the ground from the limited space to rescue, the rescue device for the injured personnel is stable in structure in the lifting process, and the operation is safer.

Further, the upper surface of the lifting platform is provided with a supporting groove, the supporting groove forms the supporting constraint structure, and the rescue stretcher is placed in the supporting groove. The supporting groove is arranged in the supporting groove, so that the rescue stretcher can not move in the lifting process, and the safety of injured people in the lifting process is protected.

Further, the supporting groove is a chute comprising an inclined groove bottom, and one end of the inclined groove bottom, which is higher, extends to the edge of the lifting platform to form an outlet for the rescue stretcher to be pulled out. The setting of the outlet facilitates the better removal of the rescue stretcher from the supporting groove, and the setting of the outlet on the higher side can ensure that the rescue stretcher is more stably placed in the supporting groove in the lifting process, thereby being safer and more convenient.

Further, universal wheels are arranged on the rescue stretcher, and two side groove walls of the supporting groove, which extend along the bottom of the inclined groove, form a guide wall for guiding the pulling-out direction of the rescue stretcher. The rescue stretcher pulls out the lifting platform along the guide wall through the universal wheels, so that operators are convenient and labor-saving, and the operation is convenient.

Further, one end of the rescue stretcher is provided with the universal wheel, the other end of the rescue stretcher is provided with the pull rod, and when the rescue stretcher is placed on the lifting platform, one end of the universal wheel corresponds to one end with larger chute depth. The pull rod is arranged, so that an operator can conveniently and labor-saving when pulling the rescue stretcher, the universal wheel has a certain wheel diameter, and one end of the universal wheel is placed at one end with larger depth of the chute, so that the rescue stretcher can be placed in the chute more stably and more balanced.

Further, a controller for controlling the lifting device to start, stop and lift is arranged at the edge position of the lifting platform. The controller is arranged at the edge of the lifting platform, so that the controller is more convenient for operators to use, and the buttons on the controller ensure that the operators can ascend or descend to the designated position.

Further, the lifting device is a scissor type hydraulic lifting device. The scissor fork structure is relatively more stable, stable and safe in the lifting process, and the operation mode is simple and common in use, so that the operation of personnel is convenient.

Further, an adjustable fixing belt is arranged on the rescue stretcher. The adjustable fixing belt fixes injured personnel on the rescue stretcher, the injured personnel safety is guaranteed when the rescue device ascends and the rescue stretcher moves, and the injured personnel is more comfortable when the adjustable fixing belt is used.

Further, an operation platform is connected to the bottom of the lifting device. The setting of operation platform is more convenient when handling wounded personnel, also is convenient for the other operations of operating personnel operation.

Drawings

FIG. 1 is a schematic view of an embodiment of the rescue apparatus for confined spaces of the present utility model in use;

FIG. 2 is a schematic view of the lifting device of FIG. 1;

FIG. 3 is an exploded view of the lift platform and rescue stretcher of FIG. 2;

fig. 4 is a schematic view of the rescue stretcher of fig. 3.

In the figure: 1. an operating platform; 2. a scissor hydraulic lifting device; 3. a metal grid mesh; 21. a chassis; 22. lifting the platform; 221. a support base plate; 222. a controller; 223. rescue stretcher; 2231. a pull rod; 2232. a universal wheel; 2233. the fixing band can be adjusted.

Detailed Description

The features and capabilities of the present utility model are described in further detail below in connection with the examples.

Specific embodiment of the rescue apparatus for confined spaces of the present utility model, one:

the rescue apparatus for a limited space of the first embodiment is shown in figures 1-4,

the rescue device for the limited space is arranged at the bottom of a square well pool type limited space, the square well pool is deeper than 3 meters, the wellhead device of the gas well with the high content of hydrogen sulfide is arranged in the square well pool, the top of the square well pool is provided with a metal grid mesh 3, and one side of the metal grid mesh 3 is provided with a region for avoiding the rescue device for the limited space. The rescue device for the limited space comprises a personnel operation platform 1, wherein the operation platform 1 is a rectangular table top, one side of the operation platform 1 is provided with a frame hole, and a lifting device is arranged at the position corresponding to the frame hole. The bottom of the lifting device is provided with a chassis 21, the top of the lifting device is provided with a lifting platform 22, and the rescue stretcher 223 is supported and installed on the lifting platform 22. The wounded person at the bottom of the square pool is placed on the rescue stretcher 223, the lifting device is controlled to be lifted to the metal grid mesh 3, and the wounded person can be smoothly sent back to the ground from the bottom of the square pool.

As shown in fig. 3, the lifting platform 22 is a rectangular groove structure, the rectangular groove structure forms a supporting and restraining structure, the supporting and restraining structure comprises a supporting bottom plate 221, baffles are arranged on both long sides and one short side of the supporting bottom plate 221, the supporting bottom plate 221 is a slope-shaped inclined bottom plate, the supporting bottom plate 221 and the baffles enclose an inclined supporting groove, one end of the supporting bottom plate 221, which is higher in position, extends to the edge of the lifting platform 22, an outlet for pulling out the rescue stretcher 223 is formed, and the rescue stretcher 223 is supported and installed on the supporting bottom plate 221. This arrangement secures the ambulance stretcher 223 on the lift platform 22.

Specifically, the rescue stretcher 223 is a rectangular stretcher matched with the supporting bottom plate 221, one end of the rescue stretcher 223 is provided with a pull rod 2231, the other end of the rescue stretcher 223 is provided with two universal wheels 2232, and two sides of the middle part of the rescue stretcher 223 are provided with adjustable fixing belts 2233. Universal wheels 2232 on the rescue stretcher 223 are placed on two sides of the supporting bottom plate 221, the rescue stretcher pull rod 2231 is lifted, and the rescue stretcher 223 is pulled to be conveyed to rescue from the supporting bottom plate 221 to a safe area along the guide wall surrounded by the baffle plates by pulling the pull rod 2231, so that time and labor are saved in operation.

In this embodiment, the lifting device is a scissor hydraulic lifting device 2, a chassis 21 is arranged at the bottom of the scissor hydraulic lifting device 2, a scissor hydraulic rod lifting arm is installed on the chassis 21, and a lifting platform 22 is connected to the upper part of the scissor hydraulic rod lifting arm. The scissor hydraulic lifting device driving mechanism comprises a lifting motor and a controller 222, wherein the lifting motor is arranged at the rear end of the chassis 21 through a motor bracket, and the controller 222 is arranged at one side of the lifting platform 22.

Specifically, a scissor hydraulic lever lift arm is mounted on the chassis 21, the scissor hydraulic lever lift arm is connected with a lift motor, a controller 222 is provided with up, down and scram buttons, and the lift motor controls and drives the scissor hydraulic lifting device 2 to move up and down through the controller 222.

Through the description of the first embodiment of the rescue device for the limited space, the rescue device for the limited space has the advantages of simple structure and convenient operation, can adapt to the limited spaces with different heights, is safe and stable in the process of lifting injured personnel from the limited space of a square well pool to the ground, and enables the injured personnel to receive treatment in time. The utility model is safer and more convenient to use in the square well pool type limited space, and has strong practicability.

Of course, the rescue apparatus for a limited space of the present utility model is not limited to the above-described embodiment. The following are also illustrative of several other embodiments of rescue devices for confined spaces based on the design concepts of the present utility model.

For example, in other embodiments, unlike the above embodiment, the lifting device may be a dual-column hydraulic lifting device, where the lifting arms of the hydraulic rod are symmetrically installed on the chassis in a columnar structure, and the lifting motor is controlled by the controller and drives the dual-column hydraulic lifting device to move up and down, so that the lifting device is also stable and reliable in the lifting process.

For example, in other embodiments, unlike the above embodiment, the supporting and restraining structure is a horizontal groove structure, the supporting base plate is a horizontal supporting base plate, long edges on two sides and short edges on one side of the supporting base plate are fixedly provided with elongated baffles, movable baffles capable of being opened are arranged on the short edges on the other side of the supporting base plate, the supporting base plate and the baffles form a groove, and the rescue stretcher is placed in the groove. The rescue stretcher is firmly arranged in the groove in the lifting process, after the lifting platform reaches the ground from the square well pool, the movable baffle is opened, the pull rod is pulled to enable the rescue stretcher to be pulled to a safe area along the movable baffle end for rescue, and the operation is very convenient.

For another example, in another embodiment, unlike the above embodiment, the lifting platform includes a supporting base plate, on which a buckle is provided, the supporting base plate and the buckle form a supporting constraint structure, the rescue stretcher is placed on the lifting platform, the buckle fixes the rescue stretcher on the lifting platform to ensure that the rescue stretcher is stable during the lifting movement of the rescue stretcher, and when the rescue stretcher reaches the ground level, the buckle is opened to lift the rescue stretcher to move the injured hospital to the safe area.

Or in other embodiments, unlike the first embodiment, in other limited spaces with smaller space, the operating platform in the first embodiment can be omitted, the base of the lifting device is placed on the bottom surface of the square pool, other setting modes are the same as the first embodiment, the injured person is directly placed on the rescue stretcher, and the lifting device safely sends the injured person to the ground on the square pool.

Still or in other embodiments, unlike the previous embodiment, the controller is provided on the base of the lifting device or is provided as a hand-held remote control, which is operated during lifting of the lifting device to assist the injured person in safely reaching the ground on the square pool.

The above description is only a preferred embodiment of the present utility model, and the patent protection scope of the present utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. A rescue apparatus for a confined space, characterized by: the device comprises a lifting device used for being placed in a limited space, a lifting platform (22) is arranged at the top of the lifting device, a supporting and restraining structure is arranged on the lifting platform (22), and an ambulance stretcher (223) is supported and installed through the supporting and restraining structure.

2. Rescue apparatus for confined spaces as claimed in claim 1, wherein the upper surface of the lifting platform (22) has a support slot, which constitutes the support restraint structure, in which a rescue stretcher (223) is placed.

3. Rescue apparatus for confined spaces as claimed in claim 2, characterized in that the support slot is a chute comprising a sloping slot bottom, the higher end of which extends to the edge of the lifting platform (22) forming an outlet for the rescue stretcher (223) to be pulled out.

4. A rescue apparatus for confined spaces as claimed in claim 3, wherein the rescue stretcher (223) is provided with universal wheels (2232), and the two side groove walls of the support groove extending along the inclined groove bottom constitute guide walls for guiding the pull-out direction of the rescue stretcher (223).

5. The rescue apparatus for a limited space according to claim 4, wherein one end of the rescue stretcher (223) is provided with the universal wheel (2232), and the other end is provided with the pull rod (2231), and when the rescue stretcher (223) is placed on the lifting platform (22), the end of the universal wheel (2232) corresponds to the end with the larger chute depth.

6. Rescue apparatus for confined spaces as claimed in any one of claims 1 to 5, wherein the edge position of the lifting platform (22) is provided with a controller (222) for controlling the lifting of the lifting apparatus on and off.

7. Rescue apparatus for confined spaces according to any one of claims 1-5, characterized in that the lifting means are scissor hydraulic lifting means (2).

8. Rescue apparatus for confined spaces as claimed in claim 1, characterized in that the rescue stretcher (223) is fitted with an adjustable securing strap (2233).

9. Rescue apparatus for confined spaces as claimed in claim 1, characterized in that the lifting means are connected to the bottom with an operating platform (1).