Combined aircraft hoisting device

Abstract

The present invention relates to a combined aircraft hoisting device, comprising a main combined hanging beam, a secondary combined hanging beam and a hoisting belt, the hoisting belts are connected on both sides of the upper end of the main combined hanging beam, and the secondary combined hanging beams are arranged on both sides of the lower end of the main combined hanging beam, the main combined hanging beam is composed of a main hanging belt, a 60t main hanging beam component, a 40t main hanging beam component and a hanging belt connector, the secondary combined hanging beam comprises a 60t secondary hanging beam mechanism and a 40t secondary hanging beam mechanism, and the 60t secondary hanging beam mechanism and the 40t secondary hanging beam mechanism are assembled by screw connection of the 60t secondary hanging beam component and the 40t secondary hanging beam component. The present invention can be disassembled and assembled, and a 150-ton hoisting device can be disassembled into a 40-ton hoisting device and a 60-ton hoisting device, so the hoisting device can provide rescue for many different types of aircraft.

Description

Technical Field

[0001] The invention belongs to the field of aircraft rescue devices and relates to a hoisting device, in particular to a combined aircraft hoisting device. Background Art

[0002] The hoisting device is used to hoist the aircraft during aviation rescue. It is mainly composed of the main hoisting beam, auxiliary hoisting beam and hoisting belt. The auxiliary hoisting beams are symmetrically arranged on both sides of the main hoisting beam. A number of U-shaped hoisting belts are connected between the two auxiliary hoisting beams. The U-shaped hoisting belts form a contact surface with a certain width. During rescue, a hoisting device with a corresponding number of hoisting belts is selected according to the different models of the aircraft, so that it has a contact surface that matches the rescue aircraft.

[0003] The current hoisting devices are designed in large numbers according to existing aircraft models, which is not only costly but also inconvenient for daily storage and transportation during rescue operations. Summary of the invention

[0004] The purpose of the present invention is to provide a hoisting device that can provide rescue for three different types of aircraft. The device can be split or combined according to needs to meet the hoisting load requirements of 40t, 60t and 150t aircraft, reduce rescue costs and facilitate management and maintenance.

[0005] The present invention solves the technical problem by the following technical solutions:

[0006] A combined aircraft hoisting device, characterized in that it comprises a main combined lifting beam, a secondary combined lifting beam and a lifting belt, wherein the main combined lifting beam is composed of a main lifting belt, a 60t main lifting beam component, a 40t main lifting beam component and a lifting belt connector, a 40t main lifting beam component is installed in the middle of the 60t main lifting beam component, lifting belt connectors are installed at both ends of the 60t main lifting beam component, a main lifting belt is connected between the upper ends of the two lifting belt connectors, and two secondary lifting belts are connected to the lower ends of the two lifting belt connectors; the two secondary lifting belts on each side are connected to the secondary combined lifting beam;

[0007] The auxiliary combined lifting beam comprises a 60t auxiliary lifting beam mechanism and a 40t auxiliary lifting beam mechanism, wherein the 60t auxiliary lifting beam mechanism comprises a 60t auxiliary lifting beam component, a fixed pulley block and a movable pulley, and 6 groups of fixed pulley blocks evenly spaced are installed at the lower end of the 60t auxiliary lifting beam component through a steel wire rope, and a movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley;

[0008] The 40t auxiliary lifting beam mechanism comprises a 40t auxiliary lifting beam component, a fixed pulley block and a movable pulley. Four groups of fixed pulley blocks evenly spaced are installed at the lower end of the 40t auxiliary lifting beam component through steel wire ropes. A movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley.

[0009] The 60t auxiliary lifting beam mechanism and the 40t auxiliary lifting beam mechanism are assembled by screwing the 60t auxiliary lifting beam component and the 40t auxiliary lifting beam component, and lifting belts are connected to the movable pulleys on both sides.

[0010] Moreover, the 60t main suspension beam component is assembled from two square tube assemblies, and the square tube assembly is composed of a square tube, a plug, a connecting plate and a flange connecting head. A plug is installed at one end of the square tube, a flange connecting head is installed at the other end of the square tube, and a connecting plate is horizontally installed on the upper end surface of the square tube. The sling connector is hinged at one end of the square tube close to the plug, and the 40t main suspension beam component is connected between the two square tube assemblies through a flange connecting head.

[0011] Moreover, the 40t main lifting beam component is composed of a base plate, a connecting block, a lifting head and a lifting vertical plate. A lifting vertical plate is arranged on the upper part of the base plate, and a lifting hole is arranged on the lifting vertical plate. A connecting block is arranged in the middle position of the lower part of the base plate, and end plates compatible with the flange connecting head are arranged at both ends of the connecting block. Symmetrical chain connecting heads are arranged at both ends of the lower part of the base plate, and the base plate part at the chain connecting head is placed on the connecting plate.

[0012] Moreover, the 60t auxiliary suspension beam component and the 40t auxiliary suspension beam component both include a crossbeam, a connecting ear and an end connecting head. Connecting ears are provided at both ends of the upper part of the crossbeam, and end connecting heads are provided at both ends of the crossbeam. The 60t auxiliary suspension beam component and the 40t auxiliary suspension beam component are connected by end connecting head screws provided at the ends.

[0013] Moreover, the end connector is a plate body welded to the end of the cross beam, and connecting holes are provided at both ends of the plate body extending in the width direction of the cross beam.

[0014] The advantages and beneficial effects of the present invention are:

[0015] This combined aircraft lifting device can complete the assembly of 40t, 60t and 150t lifting devices according to the needs of the site. The weight range that the 40t lifting device can bear is 30-50t, the weight range that the 60t lifting device can bear is 50-70t, and the weight range that the 150t lifting device can bear is 130-170t. Since the existing aircraft are mainly produced by Airbus and Boeing, the weight of the front landing gear of these aircraft falling on the lifting belt basically covers the range of 30-50t, 50-70t and 130-170t. Therefore, this device can fully meet the rescue requirements of these aircraft. This detachable and combined lifting device can be disassembled or assembled according to the site conditions, and has strong flexibility. Compared with ordinary fixed-specification lifting devices, it greatly reduces the rescue cost and facilitates maintenance and management. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a 150t specification lifting device of the present invention;

[0017] Figure 2 for Figure 1 A schematic diagram of the structure of the assembly of the 60t main hanging beam component and the 40t main hanging beam component;

[0018] Figure 3 This is a schematic diagram of the structure of a 60t hoisting device of the present invention;

[0019] Figure 4 for Figure 3 Schematic diagram of the structure of the 40t main crane beam components;

[0020] Figure 5 It is a structural schematic diagram of a 40t specification lifting device of the present invention.

[0021] Description of reference numerals:

[0022] 1-main sling, 2-40t main lifting beam component, 3-60t main lifting beam component, 4-sling connector, 5-auxiliary sling, 6-60t auxiliary lifting beam mechanism, 7-40t auxiliary lifting beam mechanism, 8-fixed pulley block, 9-movable pulley, 10-movable pulley sling, 11-lifting belt, 12-square tube, 13-lifting vertical plate, 14-connecting block, 15-lifting head, 16-crossbeam, 17-plug, 18-connecting plate, 19-flange connector, 20-chain. DETAILED DESCRIPTION

[0023] The present invention is further described in detail below through specific examples. The following examples are only illustrative and not restrictive, and the protection scope of the present invention cannot be limited thereto.

[0024] A combined aircraft hoisting device, the innovation of which is that it comprises a main combined lifting beam, a secondary combined lifting beam and a lifting belt 11, the main combined lifting beam is composed of a main lifting belt 1, a 60t main lifting beam component 3, a 40t main lifting beam component 2 and a lifting belt connector 4, a 40t main lifting beam component is installed in the middle of the 60t main lifting beam component, lifting belt connectors are installed at both ends of the 60t main lifting beam component, a main lifting belt is connected between the upper ends of the two lifting belt connectors, and two secondary lifting belts 5 are connected to the lower ends of the two lifting belt connectors; the two secondary lifting belts on each side are connected to the secondary combined lifting beam;

[0025] The auxiliary combined lifting beam includes a 60t auxiliary lifting beam mechanism 6 and a 40t auxiliary lifting beam mechanism 7. The 60t auxiliary lifting beam mechanism includes a 60t auxiliary lifting beam component, a fixed pulley block 8, a movable pulley 9 and a movable pulley sling 10. Six groups of fixed pulley blocks evenly spaced are installed at the lower end of the 60t auxiliary lifting beam component through steel wire ropes. A movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley through a movable pulley sling; each fixed pulley block uses two fixed pulleys, which is more stable and safe to run and has a greater carrying capacity. The movable pulley sling can extend the length of the lifting belt, which is convenient for carrying large-sized aircraft.

[0026] The 40t auxiliary lifting beam mechanism is composed of a 40t auxiliary lifting beam component, a fixed pulley block, a movable pulley and a movable pulley sling. Four groups of fixed pulley blocks evenly spaced are installed at the lower end of the 40t auxiliary lifting beam component through steel wire ropes, and a movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley through a movable pulley sling.

[0027] The 60t auxiliary lifting beam mechanism and the 40t auxiliary lifting beam mechanism are assembled by screwing the 60t auxiliary lifting beam component and the 40t auxiliary lifting beam component, and the lifting belts are connected to the movable pulleys on both sides through movable pulley slings.

[0028] The 60t main suspension beam component is assembled from two square tube assemblies, and the square tube assembly is composed of a square tube 12, a plug 17, a connecting plate 18 and a flange connector 19. A plug is installed at one end of the square tube, a flange connector is installed at the other end of the square tube, and a connecting plate is horizontally installed on the upper end surface of the square tube. The sling connector is hinged at one end of the square tube close to the plug, and the 40t main suspension beam component is connected between the two square tube assemblies through a flange connector.

[0029] The 40t main lifting beam component is composed of a base plate, a connecting block 14, a lifting head 15 and a lifting vertical plate 13. A lifting vertical plate is arranged on the upper part of the base plate, and a lifting hole is arranged on the lifting vertical plate. A connecting block is arranged in the middle position of the lower part of the base plate, and end plates compatible with the flange connecting head are arranged at both ends of the connecting block. Symmetrical chain connecting heads are arranged at both ends of the lower part of the base plate, and the base plate part at the chain connecting head is placed on the connecting plate.

[0030] The sling connector is a product with patent number 201822185378.X and the patent name is aircraft rescue hoisting device.

[0031] The 60t auxiliary suspension beam component and the 40t auxiliary suspension beam component both include a crossbeam 16, connecting ears and end connectors. Connecting ears are provided at both ends of the upper part of the crossbeam, and end connectors are provided at both ends of the crossbeam. The 60t auxiliary suspension beam component and the 40t auxiliary suspension beam component are connected by end connector screws provided at the ends.

[0032] The end connector is a plate body welded to the end of the cross beam, and connecting holes are arranged at both ends of the plate body extending in the width direction of the cross beam.

[0033] Before the rescue, this device is kept as a 60t lifting device and a 40t lifting device. After arriving at the scene, you can choose whether to combine the two into a 150t lifting device based on the specific model and weight.

[0034] The tonnages of the 40t hoisting device, 60t hoisting device and 150t hoisting device described in the present invention are only for differentiation. In fact, the weight range that the 40t hoisting device can carry is 30-50t, the weight range that the 60t hoisting device can carry is 50-70t, and the weight range that the 150t hoisting device can carry is 130-170t, which is the weight of the front landing gear part of the aircraft falling on the hoisting belt.

[0035] 60t lifting device:

[0036] It consists of a main sling, a 60t main beam component, a sling connector, an auxiliary sling, a 60t auxiliary beam mechanism and a lifting belt. The two square pipe components of the 60t main beam component are connected by flange connector screws. The main sling is connected to the upper part of the sling connector at both ends, and two auxiliary slings are connected to the lower part of the sling connector at both ends. The ends of the two auxiliary slings are connected to the two connecting ears of the 60t auxiliary beam mechanism, and a lifting belt is connected between the two 60t auxiliary beam mechanisms.

[0037] The 60t auxiliary lifting beam mechanism is a structure equipped with 6 lifting straps, which can bear a weight of 60t and is suitable for aircrafts of the size of A340 and B767.

[0038] 40t lifting device:

[0039] The crane is composed of a 40t main lifting beam component, a chain 20, a 40t auxiliary lifting beam mechanism and a lifting belt. The lifting heads at both ends of the 40t main lifting beam component are connected to the 40t auxiliary lifting beam mechanism through chains, and a lifting belt is connected between the two 40t auxiliary lifting beam mechanisms.

[0040] The 40t auxiliary lifting beam mechanism is a structure equipped with 4 lifting straps, capable of carrying a weight of 40t, and is suitable for aircraft of similar size as the A320.

[0041] The 40t main beam and the 40t auxiliary beam are assembled, and the main sling, chain, movable pulley, other slings are added to form a 40t lifting device; the 60t main beam and the 60t auxiliary beam are assembled, and the main sling, auxiliary sling, movable pulley, other slings are added to form a 60t lifting device. When a 150t beam is needed, these components can be assembled into a 150t lifting device.

[0042] When the lifting device is in a standby state, the 40t lifting device and the 60t lifting device are assembled respectively. When an aircraft accident occurs, if the aircraft is suitable for using a 40t lifting device or a 60t lifting device, the existing 40t lifting device or the 60t lifting device is used to rescue the aircraft. If the aircraft is suitable for using a 150t lifting device to rescue, the lifting beam is assembled into a 150t lifting device to rescue the aircraft.

[0043] Although the embodiments and drawings of the present invention are disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. A combined aircraft hoisting device, characterized in that: It comprises a main combined lifting beam, a secondary combined lifting beam and a lifting belt, wherein the main combined lifting beam is composed of a main lifting belt, a 60t main lifting beam component, a 40t main lifting beam component and a lifting belt connector, a 40t main lifting beam component is installed in the middle of the 60t main lifting beam component, lifting belt connectors are installed at both ends of the 60t main lifting beam component, a main lifting belt is connected between the upper ends of the two lifting belt connectors, and two secondary lifting belts are connected to the lower ends of the two lifting belt connectors; the two secondary lifting belts on each side are connected to the secondary combined lifting beam; The auxiliary combined lifting beam comprises a 60t auxiliary lifting beam mechanism and a 40t auxiliary lifting beam mechanism, wherein the 60t auxiliary lifting beam mechanism comprises a 60t auxiliary lifting beam component, a fixed pulley block and a movable pulley, and 6 groups of fixed pulley blocks evenly spaced are installed at the lower end of the 60t auxiliary lifting beam component through a steel wire rope, and a movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley; The 40t auxiliary lifting beam mechanism comprises a 40t auxiliary lifting beam component, a fixed pulley block and a movable pulley. Four groups of fixed pulley blocks evenly spaced are installed at the lower end of the 40t auxiliary lifting beam component through steel wire ropes. A movable pulley is installed below each fixed pulley block, and a lifting belt is hooked on the movable pulley. The 60t auxiliary lifting beam mechanism and the 40t auxiliary lifting beam mechanism are connected by screws with the 60t auxiliary lifting beam component and the 40t auxiliary lifting beam component, so as to realize the assembly of the 40t lifting device and the 60t lifting device; The assembly of a 40t lifting device and a 60t lifting device can be assembled into a 150t lifting device; When the lifting device is in a standby state, the 40t lifting device and the 60t lifting device are assembled respectively. When an aircraft accident occurs, if the aircraft is suitable for using a 40t lifting device or a 60t lifting device, the existing 40t lifting device or the 60t lifting device is used to rescue the aircraft. If the aircraft is suitable for using a 150t lifting device to rescue, the lifting beam is assembled into a 150t lifting device to rescue the aircraft.

2. A combined aircraft hoisting device according to claim 1, characterized in that: The 60t main suspension beam component is assembled from two square tube assemblies, and the square tube assembly is composed of a square tube, a plug, a connecting plate and a flange connecting head. A plug is installed at one end of the square tube, a flange connecting head is installed at the other end of the square tube, and a connecting plate is horizontally installed on the upper end surface of the square tube. The sling connector is hinged at one end of the square tube close to the plug, and the 40t main suspension beam component is connected between the two square tube assemblies through a flange connecting head.

3. A combined aircraft hoisting device according to claim 2, characterized in that: The 40t main lifting beam component is composed of a base plate, a connecting block, a lifting head and a lifting vertical plate. A lifting vertical plate is arranged on the upper part of the base plate, and a lifting hole is arranged on the lifting vertical plate. A connecting block is arranged in the middle position of the lower part of the base plate, and end plates compatible with the flange connecting head are arranged at both ends of the connecting block. Symmetrical chain connecting heads are arranged at both ends of the lower part of the base plate, and the base plate part at the chain connecting head is placed on the connecting plate.

4. The combined aircraft hoisting device according to claim 1, characterized in that: The 60t auxiliary hanging beam component and the 40t auxiliary hanging beam component both include a crossbeam, a connecting ear and an end connecting head. Connecting ears are provided at both ends of the upper part of the crossbeam, and end connecting heads are provided at both ends of the crossbeam. The 60t auxiliary hanging beam component and the 40t auxiliary hanging beam component are connected by end connecting head screws provided at the ends.

5. A combined aircraft hoisting device according to claim 4, characterized in that: The end connector is a plate body welded to the end of the cross beam, and connecting holes are arranged at both ends of the plate body extending in the width direction of the cross beam.

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