Portable lifting equipment

Abstract

The utility model discloses portable lifting equipment which comprises an equipment rack, a walking mechanism is movably arranged at the bottom of the equipment rack, a battery is installed at the rear end of the equipment rack in a positioning mode, a lifting plate is movably arranged at the front end of the equipment rack in a lifting mode, and a lifting mechanism is installed at the front end of the lifting plate. A controller is arranged on the battery, a wheel seat is mounted at the bottom of the battery, and a driving wheel is movably arranged at the bottom of the wheel seat. The portable lifting equipment can meet the requirement for cargo transportation on a common road surface and a gravel road surface, has a vehicle-mounted transportation function, can be used for loading, unloading and transporting along with goods and materials, can be controlled by an operating handle to automatically walk, can be controlled by a wireless remote controller and can also be controlled in a wired mode, and is convenient to use. The lifting mechanism is provided with a storage battery and can continuously work for 2 hours in a normal temperature state, and the storage battery can be charged by 220V mains supply and also can be connected with a chassis storage battery for use.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting equipment, in particular to a portable lifting equipment. Background Art

[0002] Portable lifting equipment is a supporting device for lifting and transporting goods. Portable lifting equipment is mainly composed of walking mechanism, lifting mechanism, low-temperature battery, hydraulic system, remote control system, etc., which can meet the needs of cargo transportation on general roads and gravel roads. With the continuous development of science and technology, people's requirements for the manufacturing process of lifting equipment are getting higher and higher.

[0003] The existing lifting equipment has certain disadvantages when in use. First, the existing lifting equipment has a relatively simple structure, and is only used for lifting and transporting goods. It is troublesome to get on and off the equipment itself, which is not conducive to people's use. In addition, the existing lifting equipment cannot be easily controlled. The lifting mechanisms on the market are all one-section lifting structures, which makes the equipment height high and requires a larger height space, which brings certain adverse effects to the actual use process. For this reason, we propose a portable lifting equipment. Summary of the Invention

[0004] In response to the shortcomings of the existing technology, the utility model provides a portable lifting device that can meet the needs of cargo transportation on general roads and gravel roads. It also has the function of on-vehicle transportation. The user can get on the vehicle and load and unload the materials together. The automatic movement can be controlled by the operating handle. The lifting operation can be controlled by a wireless remote control or by wired control. The lifting mechanism has its own battery and can work continuously for 2 hours at normal temperature. The battery can be charged with 220V AC power and can also be connected to the chassis battery for use, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a portable lifting device, including an equipment frame, a walking mechanism is movably provided at the bottom of the equipment frame, a battery is positioned and installed at the rear end of the equipment frame, a lifting plate is movably provided at the front end of the equipment frame, a lifting mechanism is installed at the front end of the lifting plate, a controller is provided on the battery, a wheel seat is installed at the bottom of the battery, a driving wheel is movably provided at the bottom of the wheel seat, an operating handle is provided at the upper end of the wheel seat, and a hydraulic system is installed at the position where the lifting plate is connected on the inner side of the equipment frame.

[0006] Preferably, a front end of the walking mechanism is movably provided with a walking wheel, and a rear end of the walking mechanism is positionally installed with a handle.

[0007] Preferably, a fixing rod and a fixing base are positioned and installed at the front end of the lifting plate, a support rod is positioned and installed on the inner side of the fixing base, a connecting piece is fixed between the support rod and the fixing rod, a lifting mechanism is installed at the bottom of the support rod, and a connecting base is positioned between the support rod and the lifting mechanism.

[0008] Preferably, the front end of the walking mechanism moves via walking wheels, the rear end of the walking mechanism is pushed and pulled via a handle, and the walking mechanism moves in a pushing and pulling manner between the equipment rack and the bottom of the battery.

[0009] Preferably, the lifting plate is fixed to the fixing rod and the fixing base by welding, and the fixing rod and the supporting rod are supported and positioned by a connecting piece.

[0010] Preferably, the hydraulic system drives the lifting plate and the lifting mechanism to move up and down at the front end of the equipment frame, and is driven by a battery and a controller. The driving wheel moves at the bottom of the wheel seat, and the operating handle controls the movable position of the driving wheel.

[0011] Compared with the existing technology, the utility model provides a portable lifting device with the following beneficial effects: the portable lifting device can meet the needs of cargo transportation on general roads and gravel roads, and has the function of on-board transportation. It can be loaded and unloaded along with the materials by the user. It can be controlled to move automatically by operating the handle. The lifting operation can be controlled by a wireless remote control or by wired control. The lifting mechanism has its own battery and can work continuously for 2 hours at room temperature. The battery can be charged with 220V AC power or connected to the chassis battery for use. The device adopts a two-section lifting structure with a folded height of 1.6m and a lifting height of up to 1.7m, which can meet the use of all vehicle chassis. The device is simple to use, light in weight, has high loading efficiency, saves manpower, and ensures personnel safety. The entire portable lifting device has a simple structure and is easy to operate. The effect of use is better than that of traditional methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of a portable lifting device of the present utility model.

[0013] Figure 2 This is a structural schematic diagram of the entire front end of a portable lifting device of the present invention.

[0014] Figure 3 This is a structural schematic diagram of an enlarged view of point A in a portable lifting device of the present invention.

[0015] Figure 4 This is a structural schematic diagram of an enlarged view of point B in a portable lifting device of the present invention.

[0016] Figure 5This is a schematic diagram of the electrical principle of the lifting part of a portable lifting device of the utility model.

[0017] Figure 6 The utility model is a schematic diagram of the electrical principle of the walking mechanism of a portable lifting device.

[0018] Figure 7 This is a schematic diagram of the electrical principle of the hydraulic system in a portable lifting device of the utility model.

[0019] In the figure: 1. Equipment frame; 2. Lifting plate; 3. Lifting mechanism; 4. Travel wheel; 5. Travel mechanism; 6. Battery; 7. Handle; 8. Drive wheel; 9. Wheel seat; 10. Operating handle; 11. Controller; 12. Hydraulic system; 13. Support rod; 14. Connecting seat; 15. Fixing rod; 16. Connecting piece; 17. Fixing seat. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings and specific implementation methods.

[0021] like Figure 1-7 As shown, a portable lifting device includes an equipment frame 1, a walking mechanism 5 is movably provided at the bottom of the equipment frame 1, a battery 6 is positioned and installed at the rear end of the equipment frame 1, a lifting plate 2 is movably provided at the front end of the equipment frame 1, a lifting mechanism 3 is installed at the front end of the lifting plate 2, a controller 11 is provided on the battery 6, a wheel seat 9 is installed at the bottom of the battery 6, a driving wheel 8 is movably provided at the bottom of the wheel seat 9, and an operating handle 10 is provided at the upper end of the wheel seat 9. A hydraulic system 12 is installed at the position where the lifting plate 2 is connected on the inner side of the equipment frame 1, which can meet the needs of cargo transportation on general roads and gravel roads, and has the function of on-vehicle transportation. The user can get on the vehicle by himself to load and unload and transport the materials. The automatic travel can be controlled by the operating handle, and the lifting operation can be controlled by a wireless remote control or by wired control. The lifting mechanism has its own battery and can work continuously for 2 hours at normal temperature. The battery can be charged with 220V AC power or can be connected to the chassis battery for use.

[0022] The front end of the traveling mechanism 5 is movably provided with a traveling wheel 4 , and the rear end of the traveling mechanism 5 is positioned and installed with a handle 7 .

[0023] A fixing rod 15 and a fixing base 17 are positioned and installed at the front end of the lifting plate 2, a support rod 13 is positioned and installed on the inner side of the fixing base 17, a connecting piece 16 is fixed between the support rod 13 and the fixing rod 15, a lifting mechanism 3 is installed at the bottom of the support rod 13, and a connecting base 14 is positioned between the support rod 13 and the lifting mechanism 3.

[0024] The front end of the traveling mechanism 5 is movable by the traveling wheels 4 , and the rear end of the traveling mechanism 5 is pushed and pulled by the handle 7 , and the traveling mechanism 5 is pushed and pulled between the equipment rack 1 and the bottom of the battery 6 .

[0025] The lifting plate 2 is welded to the fixing rod 15 and the fixing base 17 , and the fixing rod 15 and the supporting rod 13 are supported and positioned by a connecting piece 16 .

[0026] The hydraulic system 12 drives the lifting plate 2 and the lifting mechanism 3 to move up and down at the front end of the equipment frame 1, and is driven by the battery 6 and the controller 11. The driving wheel 8 moves at the bottom of the wheel seat 9, and the operating handle 10 controls the movable position of the driving wheel 8.

[0027] Working principle: The utility model includes an equipment frame 1, a lifting plate 2, a lifting mechanism 3, a walking wheel 4, a walking mechanism 5, a battery 6, a handle 7, a driving wheel 8, a wheel seat 9, an operating handle 10, a controller 11, a hydraulic system 12, a support rod 13, a connecting seat 14, a fixing rod 15, a connecting piece 16, and a fixed card seat 17. The portable lifting equipment is mainly composed of a walking mechanism, a lifting mechanism, a low-temperature battery, a hydraulic system, a remote control system, etc.

[0028] Dimensions after closing (length × width × height): 2300mm × 1000mm × 1650mm;

[0029] Weight (kg): ≤500kg;

[0030] Portable lifting equipment load: ≥1 ton;

[0031] Lifting height of portable lifting equipment: ≥1800mm;

[0032] The portable lifting equipment can meet the needs of cargo transportation on general roads and gravel roads. It also has the function of on-vehicle transportation. You can get on the vehicle by yourself to load and unload and transport the materials. The portable lifting equipment can be controlled to move automatically through the operating handle. The lifting operation can be controlled by a wireless remote control or by wired control. The lifting mechanism has its own battery and can work continuously for 2 hours at normal temperature. The battery can be charged with 220V AC power and can also be connected to the chassis battery for use.

[0033] The travel mechanism, consisting primarily of a main frame, drive wheels, operating handles, and movable wheels, drives the lifting mechanism for easy operation. The lifting mechanism, comprised of a C-shaped steel mast, fork hanger, forks, and a drive chain, enables rack insertion and lifting. The hydraulic system, comprising a hydraulic pump, hydraulic oil tank, hydraulic cylinder, solenoid reversing valve, and check valve, provides power to the lifting mechanism. 10# aviation hydraulic oil is intended to be used to meet high and low temperature requirements.

[0034] The lifting mechanism has an automatic loading function. Insert the forks into the vehicle compartment and operate the portable lift to lower. Since the upper forks are located inside the chassis cargo compartment and are supported by the cargo compartment, the lifting mechanism continues to descend, and the running wheels are off the ground. Pull the movable running wheels back to ensure that the portable lift does not strike the cargo compartment during continued descent. Once the portable lift is fully raised above the bottom of the cargo compartment, push the movable running wheels forward and operate the portable lift to raise the forks. Once the portable lift is clear of the cargo compartment, push the portable lift into the cargo compartment and secure it. Close the rear guard of the cargo compartment.

[0035] The portable lifting equipment is equipped with a low-temperature battery that can be replaced at any time. The battery is planned to be a 48V lithium titanate battery with a capacity of 30Ah, and can meet the equipment operation requirements at a temperature of -30°. The battery can be charged as a whole and can be removed and replaced. In an emergency state without power, the portable lifting equipment can be connected to the chassis battery for easy use in an emergency state.

[0036] The portable lifting equipment is equipped with a remote control system with remote control function. It can also monitor the loading progress at any time, making it easy for one person to operate.

[0037] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements shall fall within the scope of the present invention as claimed.

Claims

1. A portable lifting device, comprising a device frame (1), characterized in that: The bottom of the equipment frame (1) is provided with a walking mechanism (5) for movement, the rear end of the equipment frame (1) is provided with a battery (6) for positioning, the front end of the equipment frame (1) is provided with a lifting plate (2) for movement, the front end of the lifting plate (2) is provided with a lifting mechanism (3), a controller (11) is provided on the battery (6), a wheel seat (9) is provided at the bottom of the battery (6), a driving wheel (8) is provided at the bottom of the wheel seat (9), and an operating handle (10) is provided at the upper end of the wheel seat (9). ), a hydraulic system (12) is installed at a position on the inner side of the equipment frame (1) connected to the lifting plate (2), a fixing rod (15) and a fixing seat (17) are positioned and installed at the front end of the lifting plate (2), a support rod (13) is positioned and installed on the inner side of the fixing seat (17), a connecting piece (16) is fixed between the support rod (13) and the fixing rod (15), a lifting mechanism (3) is installed at the bottom of the support rod (13), and a connecting seat (14) is positioned between the support rod (13) and the lifting mechanism (3).

2. The portable lifting device according to claim 1, characterized in that: The front end of the walking mechanism (5) is movably provided with a walking wheel (4), and the rear end of the walking mechanism (5) is positioned and installed with a handle (7).

3. The portable lifting device according to claim 2, characterized in that: The front end of the walking mechanism (5) moves via the walking wheels (4), and the rear end of the walking mechanism (5) is pushed and pulled via the handle (7), and the walking mechanism (5) moves in a pushing and pulling manner between the equipment frame (1) and the bottom of the battery (6).

4. The portable lifting device according to claim 1, characterized in that: The lifting plate (2) is welded and fixed to the fixing rod (15) and the fixing seat (17), and the fixing rod (15) and the supporting rod (13) are supported and positioned via a connecting piece (16).

5. The portable lifting device according to claim 1, characterized in that: The hydraulic system (12) drives the lifting plate (2) and the lifting mechanism (3) to move up and down at the front end of the equipment frame (1), and is driven by the battery (6) and the controller (11). The driving wheel (8) moves at the bottom of the wheel seat (9), and the operating handle (10) controls the movable position of the driving wheel (8).

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