Helicopter hanging basket capable of transferring prone stretcher wounded persons in batches

Abstract

The invention discloses a helicopter hanging basket capable of transferring prone stretcher wounded persons in batches. The helicopter hanging basket comprises a frame, a safety net surrounding the frame, hanging belts used for lifting the frame, binding belts and a floating warning assembly detachably arranged on the frame and achieving the floating and warning effects. The frame comprises supporting linkage assemblies distributed at four corners, a main suspender assembly located in the center, a bottom frame, a middle frame and an upper frame, bottom plates are arranged on the two sides of the main suspender assembly on the bottom frame, and the bottom plates on the two sides of the main suspender assembly can contain a prone stretcher wounded person; a partition plate is detachably arranged on the middle frame through a quick connecting piece, the lower end of the main suspender assembly is rotatably installed on the bottom frame and can be vertically locked through the quick connecting piece, the upper end of the main suspender assembly penetrates through the partition plate, and the two sides of the main suspender assembly on the partition plate can each contain a prone stretcher wounded person. The hanging basket can be used for transferring four prone stretcher wounded persons at a time, and has good stability in the transferring air.

Description

Technical Field

[0001] The invention relates to the transportation of wounded persons, and in particular to a helicopter hanging basket capable of transporting wounded persons in a lying position on stretchers in batches. Background Art

[0002] When rescuing injured people, the injured should be fixed on a stretcher to prevent secondary injuries. When it is necessary to transfer the injured on a stretcher from a small rescue ship to a large rescue ship or on shore, due to the large height difference, a helicopter basket is generally used to transfer the injured on a stretcher. However, a general helicopter basket cannot transfer the injured on a stretcher in batches, especially the larger lying stretchers. They can only be transferred one by one. When there are many injured people, the best rescue time for the injured is seriously affected. Summary of the invention

[0003] The purpose of the present invention is to provide a helicopter hanging basket that can be used for batch transportation of lying stretcher wounded. The hanging basket can transport 4 lying stretcher wounded at one time, has good stability in the air during transportation, and is convenient for folding and storing the hanging basket after the transportation mission is completed.

[0004] The technical solution adopted by the present invention is: A helicopter hanging basket capable of transporting a batch of recumbent stretcher casualties comprises a frame for carrying a plurality of recumbent stretcher casualties, a flexible safety net surrounding the frame, a sling for lifting the frame, a binding belt for fixing the recumbent stretcher casualties in the frame, and a floating warning component detachably arranged on the frame and having a floating and warning function; the frame comprises supporting linkage components distributed at four corners, a main suspension rod component located at the center, and a bottom frame, a middle frame, and an upper frame, wherein the four corners of the bottom frame, the middle frame, and the upper frame are respectively supported on corresponding limit hole plates on each supporting linkage component and are limit-locked, and the corners of the bottom frame, the middle frame, and the upper frame can be synchronously unlocked by operating a handle on the supporting linkage component The bottom frame, the middle frame and the upper frame all adopt a left-right split structure and the left and right parts are detachably connected by quick connectors. Bottom plates are provided on both sides of the main boom assembly on the bottom frame, and the bottom plates on both sides of the main boom assembly can accommodate a lying stretcher casualty. A partition is detachably provided on the middle frame through a quick connector. The lower end of the main boom assembly can be rotatably mounted on the bottom frame and can be vertically locked by a quick connector. The upper end of the main boom assembly passes through the partition, and a lying stretcher casualty can be accommodated on both sides of the main boom assembly on the partition; the safety nets on a pair of sides of the frame in the direction of placing the lying stretcher casualty are detachably installed by quick connectors; the upper end of the main boom assembly and the upper ends of each supporting linkage assembly are respectively provided with a main lifting ring and an auxiliary lifting ring of the sling.

[0005] Preferably, the main body of the supporting linkage assembly is a supporting angle steel, the auxiliary lifting ring is located at the upper end of the supporting angle steel, the limiting orifice plates are distributed along the inner side of the supporting angle steel, and a fixed orifice plate is also provided along the inner side of the supporting angle steel. The fixed orifice plates along the line pass through a linkage rod, and a handle is provided on the linkage rod. The linkage rod is also provided with a locking pin corresponding to each limiting orifice plate and used for limiting locking. A spring is sleeved on the linkage rod. After the locking pin is inserted into the limiting orifice plate, the spring can keep the locking pin locked and not withdrawn. After the handle is lifted to overcome the spring force and rotated, the locking pin will withdraw from the limiting orifice plate to achieve unlocking.

[0006] Preferably, a foot pad for shock absorption protection is provided at the lower end of the supporting angle steel.

[0007] Preferably, the lower end of the main boom assembly is a connecting seat with two connecting holes. The connecting seat can be rotatably mounted on one side of the bottom frame by cooperating with a connecting hole and an axle pin, and the connecting seat can be vertically locked on the other side of the bottom frame by cooperating with a quick-release pin through another connecting hole. When the main boom assembly is vertically locked, the left and right parts of the bottom frame are combined into a whole.

[0008] Preferably, a U-shaped hanging ear for supporting the partition is provided in the middle of the main suspension rod assembly.

[0009] Preferably, the quick connectors between the bottom frame, the middle frame and the left and right parts of the upper frame are threaded sleeves or axle pins, and the quick connectors between the partition plate and the middle frame are disassembly pins.

[0010] Preferably, the quick connector between the safety net and the frame is a buckle, and the floating warning assembly is detachably mounted on the frame via a connecting belt with the buckle.

[0011] Preferably, the floating warning assembly is detachably arranged on the inner sides of both ends of the frame, and the main body of the floating warning assembly is a floating block, which can make the entire hanging basket float on the water surface, and a signal light and a reflective strip are arranged on the floating block.

[0012] Preferably, the safety net is made of thick polyester ribbon in a grid shape.

[0013] Preferably, during the transfer: first open the safety nets on a pair of sides of the frame in the direction of placing the wounded on a stretcher in a prone position, then place the wounded on a stretcher in the frame along the placing direction, then fix the wounded on a stretcher in the frame by means of binding belts, then close the safety nets, then connect the slings to the main lifting ring and each auxiliary lifting ring respectively, and then the helicopter performs the transfer task; after the transfer task is completed, when the hanging basket needs to be folded and stored: first remove the slings, then operate the handles on the operating support linkage assemblies on the four corners to synchronously unlock the four corners of the bottom frame, the middle frame and the upper frame. , and then use the quick connector to quickly remove the partition on the middle frame and take out the partition along the main boom assembly, and then use the quick connector to separate the left and right parts of the upper frame and the middle frame, and then release the vertical lock of the main boom assembly to make it fall on the bottom frame, and then remove the floating warning assembly, and then use the quick connector to separate the left and right parts of the lower frame, and then place the floating warning assembly, the partition, and the sling in the middle of the frame, and then use the binding belt to tie the folded hanging basket; when the folded and stored hanging basket needs to be assembled: the process of installing the foldable and stored hanging basket can be reversed.

[0014] The beneficial effects of the present invention are: The basket can accommodate two lying stretcher casualties on the middle frame and the bottom frame of the upper and lower layers respectively, and can transport four lying stretcher casualties at one time. With the cooperation of helicopters, it can realize the rapid batch transportation of lying stretcher casualties between ship-to-ship and ship-to-shore, so that the casualties can be rescued in time. In the basket, the lying stretcher casualties are evenly arranged on the left and right, and a 5-point hanging method is adopted, with the center as the main hanging and the surrounding as auxiliary hangings. Therefore, it has good stability in the air during transportation. In the basket, the same corner of the bottom frame, the middle frame and the upper frame can be quickly unlocked synchronously, the partition and the main boom assembly can be quickly disassembled, and the bottom frame, the middle frame and the upper frame can also be quickly split left and right, which is convenient for folding and storing the basket after the transportation task is completed. In the basket, the safety net can not only ensure the safety of the transportation process, but also does not affect the placement of lying stretcher casualties. In the basket, the floating warning component has the function of floating and warning, which is convenient for self-rescue and search and rescue in case of falling into the water. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of a helicopter basket that can be used for bulk transport of wounded patients in a prone position on stretchers, with the binding straps not shown.

[0016] Figure 2 is a schematic diagram of the framework.

[0017] Figure 3 is a schematic diagram of the main boom assembly.

[0018] Figure 4 is a schematic diagram of the support linkage assembly.

[0019] Figure 5is a schematic diagram of a floating warning assembly.

[0020] Figure 6 This is a schematic diagram before the injured person is placed on a recumbent stretcher.

[0021] Figure 7 This is a schematic diagram of the injured person being placed on a recumbent stretcher, with the binding belt not shown.

[0022] Figure 8 This is a schematic diagram of the hanging basket after it is folded and stored, and the binding belt is not shown in the figure.

[0023] In the figure: 1-frame; 2-safety net; 3-floating warning assembly; 4-sling; 5-bottom frame; 6-middle frame; 7-upper frame; 8-main boom assembly; 9-support linkage assembly; 10-main pole; 11-connecting seat; 12-hanging ear; 13-main lifting ring; 14-auxiliary lifting ring; 15-support angle steel; 16-linkage rod; 17-spring; 18-foot pad; 19-fixed hole plate; 20-handle; 21-limiting hole plate; 22-signal light; 23-reflective strip; 24-floating block; 25-threaded sleeve; 26-partition; 27-bottom plate; 28-locking pin; 29-lying stretcher casualty. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0025] The present application discloses a helicopter hanging basket capable of transporting a batch of lying stretcher wounded. The main purpose of the hanging basket is to transport a plurality of lying stretcher wounded at one time. Figure 1 As shown, it includes a frame 1, a safety net 2, a sling 4, a binding belt and a floating warning component 3; wherein: The frame 1 is used to carry multiple lying stretcher wounded 29. The frame 1 includes a supporting linkage assembly 9, a main boom assembly 8, a bottom frame 5, a middle frame 6 and an upper frame 7. The supporting linkage assembly 9 is distributed at four corners, and the main boom assembly 8 is located in the center. The four corners of the bottom frame 5, the middle frame 6 and the upper frame 7 are respectively supported on the corresponding limiting hole plates 21 on each supporting linkage assembly 9 and limitedly locked. The handle 20 on the supporting linkage assembly 9 can be operated to synchronously unlock the corners of the bottom frame 5, the middle frame 6 and the upper frame 7. The frame 6 and the upper frame 7 are both of a left-right split structure and the left and right parts are detachably connected by a quick-connection piece. Bottom plates 27 are provided on both sides of the main boom assembly 8 on the bottom frame 5. The bottom plates 27 on both sides of the main boom assembly 8 can accommodate a lying stretcher injured person 29. The middle frame 6 is detachably provided with a partition 26 through a quick-connection piece. The lower end of the main boom assembly 8 can be rotatably mounted on the bottom frame 5 and can be vertically locked by a quick-connection piece. The upper end of the main boom assembly 8 passes through the partition 26. Both sides of the main boom assembly 8 on the partition 26 can accommodate a lying stretcher injured person 29. Figures 1 to 4 ; The safety net 2 surrounds the frame 1 and is of a flexible structure. The safety net 2 on a pair of side surfaces of the frame 1 in which the lying stretcher wounded 29 is placed can be detachably installed by quick connectors. Figure 1 and Figure 6 ; The sling 4 is used to lift the frame 1. The upper end of the main suspension rod assembly 8 and the upper end of each supporting linkage assembly 9 are respectively provided with a main lifting ring 13 and an auxiliary lifting ring 14 of the sling 4. Figure 1 and Figure 2 ; The binding belt is used to fix the lying stretcher injured person 29 in the frame 1; The floating warning component 3 is detachably arranged on the frame 1, and plays the role of floating and warning. Figure 1 and Figure 5 .

[0026] During transportation: Figure 6 As shown, first open the safety net 2 on a pair of sides of the frame 1 in the direction of placing the lying stretcher wounded 29, as shown in FIG. Figure 7 As shown, the recumbent stretcher patient 29 is then placed into the frame 1 along the placing direction, and then the recumbent stretcher patient 29 is fixed in the frame 1 by means of binding belts (each recumbent stretcher patient is tightened and bound by means of 4 binding belts), and then the safety net 2 is closed, and then the lifting belt 4 is respectively connected to the main lifting ring 13 and each auxiliary lifting ring 14, and then the helicopter performs the transfer task; After the transfer task is completed, when the hanging basket needs to be folded and stored: first remove the sling 4, then operate the handles 20 on the operating support linkage components 9 on the four corners to unlock the four corners of the bottom frame 5, the middle frame 6 and the upper frame 7 simultaneously, then quickly remove the partition 26 on the middle frame 6 through the quick connector and take out the partition 26 along the main boom assembly 8, then use the quick connector to separate the left and right parts of the upper frame 7 and the middle frame 6, then release the vertical lock of the main boom assembly 8 and put it down on the bottom frame 5, then remove the floating warning component 3, and then use the quick connector to separate the left and right parts of the lower frame 1, then place the floating warning component 3, the partition 26, and the sling 4 in the middle of the frame 1, and then use the binding belt to tie the folded hanging basket, see Figure 8 ; When the foldable hanging basket needs to be assembled: the process of installing the foldable hanging basket is reversed.

[0027] From the above basic scheme, we can know that: The hanging basket can accommodate two lying stretcher wounded 29 on the middle frame 6 and the bottom frame 5 of the upper and lower layers, and can transport four lying stretcher wounded 29 at a time. With the cooperation of the helicopter, it can realize the rapid batch transportation of lying stretcher wounded and sick between ship and ship, and between ship and shore, so that the wounded and sick can be rescued in time. In this hanging basket, 29 lying stretcher wounded are evenly arranged on the left and right, and a 5-point hanging method is adopted, with the center as the main hanging and the surrounding as auxiliary hangings. Therefore, it has good stability in the air during transportation; In the hanging basket, the same corners of the bottom frame 5, the middle frame 6 and the upper frame 7 can be quickly unlocked synchronously, the partition 26 and the main suspension rod assembly 8 can be quickly disassembled, and the bottom frame 5, the middle frame 6 and the upper frame 7 can also be quickly split left and right, which is convenient for folding and storing the hanging basket after the transportation task is completed; In the hanging basket, the safety net 2 can ensure the safety of the transport process and does not affect the placement of the lying stretcher wounded 29; In the hanging basket, the floating warning component 3 has floating and warning functions, which is convenient for self-rescue and search and rescue in case of falling into the water.

[0028] Regarding the supporting linkage assembly 9, in this embodiment, preferably: Figure 4 As shown, the main body of the support linkage assembly 9 is a support angle steel 15, the auxiliary lifting ring 14 is located at the upper end of the support angle steel 15, the limiting orifice plates 21 are distributed along the inner side of the support angle steel 15, and the inner side of the support angle steel 15 is also provided with a fixed orifice plate 19, and the fixed orifice plates 19 along the line pass through a linkage rod 16, and a handle 20 is arranged on the linkage rod 16. The linkage rod 16 is also provided with a locking pin 28 corresponding to each limiting orifice plate 21 and used for limiting locking. A spring 17 is sleeved on the linkage rod 16. After the locking pin 28 is inserted into the limiting orifice plate 21, the spring 17 can keep the locking pin 28 locked and not withdrawn. After the handle 20 is lifted to overcome the force of the spring 17 and rotated, the locking pin 28 will withdraw from the limiting orifice plate 21 to achieve unlocking; as shown in FIG. Figure 4 As shown, a foot pad 18 for shock absorption protection can also be set at the lower end of the supporting angle steel 15. The foot pad 18 plays the role of supporting, shock absorbing, anti-skid and anti-scratch the ship bottom plate 27. The foot pad 18 can be made of polyurethane injection molding.

[0029] Regarding the main boom assembly 8, in this embodiment, preferably: Figures 1 to 3 As shown, the lower end of the main boom assembly 8 is a connecting seat 11 with two connecting holes. The connecting seat 11 is rotatably installed on one side of the bottom frame 5 through a connecting hole and an axle pin. The connecting seat 11 can be vertically locked on the other side of the bottom frame 5 through another connecting hole and a quick-release pin. When the main boom assembly 8 is vertically locked, the left and right parts of the bottom frame 5 are combined into a whole. This structure combines the installation of the main boom assembly 8 and the connection between the left and right parts of the bottom frame 5. When the main boom assembly 8 is vertically locked, the left and right parts of the bottom frame 5 are combined. When the main boom assembly 8 is laid down, the left and right parts of the bottom frame 5 are separated, which reduces the number of structural parts and operating steps. It is very clever. Figure 3As shown, the main body of the main suspension rod assembly 8 is the main rod 10, and a U-shaped hanging ear 12 for supporting the partition 26 can also be set in the middle of the main rod 10 to prevent the partition 26 from deforming downward when bearing weight.

[0030] Regarding the floating warning component 3, in this embodiment, preferably: Figure 1 and Figure 5 As shown, the floating warning component 3 is detachably arranged on the inner sides of both ends of the frame 1. The main body of the floating warning component 3 is a floating block 24. The floating block 24 can make the entire hanging basket float on the water surface. A signal light 22 and a reflective strip 23 are provided on the floating block 24. The floating block 24 can prevent the hanging basket from falling into the water, the reflective strip 23 is convenient for searching, and the signal light 22 is used for indicating the outline, which can meet the needs of night rescue.

[0031] Regarding the safety net 2, in this embodiment, preferably: the quick connector between the safety net 2 and the frame 1 is a buckle, the floating warning component 3 is detachably mounted on the frame 1 through a connecting belt with a buckle, and the quick connector of the non-bearing component is a buckle, which is easy to operate. When opening the safety net 2, just open the two ends of its upper part; the safety net 2 can be made of thick polyester ribbon in a grid shape.

[0032] Regarding the separate connection of the bottom frame 5, the middle frame 6 and the upper frame 7, in this embodiment, preferably: Figure 1 As shown, the quick connectors between the left and right parts of the bottom frame 5, the middle frame 6 and the upper frame 7 are threaded sleeves 25 or axle pins, the quick connectors between the partition 26 and the middle frame 6 are disassembly pins, and the quick connectors of the load-bearing components are threaded sleeves 25, axle pins, disassembly pins, etc., which can ensure stability and reliability.

[0033] The embodiments described above are part of the embodiments of the present application, rather than all of the embodiments. The detailed description of the embodiments of the present application is not intended to limit the scope of the present application for protection, but merely represents the selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

Claims

1. A helicopter hanging basket capable of transporting a batch of lying stretcher wounded, characterized in that: The invention comprises a frame for carrying multiple wounded persons on recumbent stretchers, a flexible safety net surrounding the frame, a sling for lifting the frame, a binding belt for fixing the wounded persons on recumbent stretchers in the frame, and a floating warning component detachably arranged on the frame and having floating and warning functions; the frame comprises supporting linkage components distributed on four corners, a main suspension rod component located in the center, and a bottom frame, a middle frame and an upper frame, the four corners of the bottom frame, the middle frame and the upper frame are respectively supported on corresponding limit hole plates on each supporting linkage component and are limit-locked, and the handle on the supporting linkage component can be operated to synchronously unlock the corners of the bottom frame, the middle frame and the upper frame, and the bottom frame, the middle frame and the upper frame are locked. The upper frame and the lower frame both adopt a left-right split structure and the left and right parts are detachably connected by quick connectors. Bottom plates are provided on both sides of the main boom assembly on the bottom frame, and the bottom plates on both sides of the main boom assembly can accommodate a lying stretcher injured person. A partition is detachably provided on the middle frame by quick connectors. The lower end of the main boom assembly can be rotatably mounted on the bottom frame and can be vertically locked by quick connectors. The upper end of the main boom assembly passes through the partition, and a lying stretcher injured person can be accommodated on both sides of the main boom assembly on the partition; the safety nets on a pair of sides of the frame in the direction of placing the lying stretcher injured person are detachably installed by quick connectors; the upper end of the main boom assembly and the upper ends of each supporting linkage assembly are respectively provided with a main lifting ring and an auxiliary lifting ring of the sling.

2. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: The main body of the supporting linkage assembly is the supporting angle steel, the auxiliary lifting ring is located at the upper end of the supporting angle steel, the limiting orifice plates are distributed along the inner side of the supporting angle steel, and fixed orifice plates are also provided along the inner side of the supporting angle steel. The fixed orifice plates along the line pass through a linkage rod, and the handle is provided on the linkage rod. The linkage rod is also provided with locking pins corresponding to each limiting orifice plate and used for limiting locking. A spring is sleeved on the linkage rod. After the locking pin is inserted into the limiting orifice plate, the spring can keep the locking pin locked and not withdrawn. After the handle is lifted to overcome the spring force and rotated, the locking pin will withdraw from the limiting orifice plate to achieve unlocking.

3. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 2, characterized in that: The lower end of the supporting angle steel is provided with a foot pad for shock absorption protection.

4. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: The lower end of the main boom assembly is a connecting seat with two connecting holes. The connecting seat is rotatably mounted on one side of the bottom frame through a connecting hole and an axle pin, and the connecting seat can be vertically locked on the other side of the bottom frame through another connecting hole and a quick-release pin. When the main boom assembly is vertically locked, the left and right parts of the bottom frame are combined into a whole.

5. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: A U-shaped hanging ear for supporting the partition is provided in the middle of the main suspension rod assembly.

6. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: The quick-connecting pieces between the bottom frame, the middle frame and the left and right parts of the upper frame are threaded sleeves or shaft pins, and the quick-connecting piece between the partition plate and the middle frame is a disassembly latch.

7. The helicopter hanging basket capable of transporting a batch of wounded patients on stretchers in a prone position as claimed in claim 1, characterized in that: The quick-connect piece between the safety net and the frame is a buckle, and the floating warning component is detachably mounted on the frame through a connecting belt with the buckle.

8. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: The floating warning component is detachably arranged on the inner sides of both ends of the frame. The main body of the floating warning component is a floating block, which can make the entire hanging basket float on the water surface. The floating block is provided with a signal light and a reflective strip.

9. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: The safety net is made of thick polyester ribbon in a grid shape.

10. The helicopter hanging basket capable of transporting a batch of lying stretcher wounded as claimed in claim 1, characterized in that: During transportation: first open the safety nets on the pair of sides of the frame in the direction of placing the lying stretcher patient, then place the lying stretcher patient into the frame along the placing direction, then fix the lying stretcher patient in the frame with the binding belt, then close the safety net, then connect the slings to the main lifting ring and each auxiliary lifting ring respectively, and then the helicopter will carry out the transportation task; after the transportation task is completed, when the hanging basket needs to be folded and stored: first remove the slings, then operate the handles on the operating support linkage components on the four corners to unlock the four corners of the bottom frame, the middle frame and the upper frame simultaneously, and then The partition is quickly removed from the middle frame through the quick connector and taken out along the main boom assembly, and then the left and right parts of the upper frame and the middle frame are separated through the quick connector, and then the vertical lock of the main boom assembly is released to make it fall on the bottom frame, and then the floating warning assembly is removed, and then the left and right parts of the lower frame are separated through the quick connector, and then the floating warning assembly, the partition and the sling are placed in the middle of the frame, and then the folded hanging basket is tied with the binding belt; when the folded and stored hanging basket needs to be assembled: the process of installing the foldable and stored hanging basket can be reversed.

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