Electric hydraulic vehicle-mounted crane

Abstract

According to the technical scheme, the electric hydraulic vehicle-mounted crane is characterized in that the electric hydraulic vehicle-mounted crane comprises a movable frame, a plurality of universal wheels are fixedly installed on the bottom face of the movable frame, a fixed base is arranged on the top face of the movable frame, a supporting frame is arranged on the top face of the fixed base, and a connecting arm is hinged to the top face of the supporting frame; a three-section telescopic arm is fixedly mounted on one side of the connecting arm, and a lifting hook is arranged on the bottom surface of the three-section telescopic arm; the remote control assembly is arranged on one side of the supporting frame and used for remotely controlling the device, by arranging a remote control receiver, after the device is installed on a vehicle, a worker can control the device through the remote controller, after the remote controller sends out an instruction, the remote control receiver receives the instruction, and then the electric capstan and the telescopic oil cylinder are controlled; therefore, safety accidents caused by neglect of the front during manual operation and manual adjustment in the past are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted cranes, in particular to an electric hydraulic vehicle-mounted crane. Background Art

[0002] Crane is a kind of lifting and handling machinery widely used in ports, workshops, power plants, construction sites and other places. With the increasing requirements for the mobility of cranes, vehicle-mounted cranes came into being. Vehicle-mounted cranes have a convenient way of movement, which increases the applicability of cranes.

[0003] According to the Chinese patent application number: CN202221987237.X, a vehicle-mounted crane is disclosed, which relates to the technical field of vehicle-mounted cranes, including a mobile frame, a support frame is arranged on the top of the mobile frame, a telescopic support rod is arranged on the top of the support frame, a hook is arranged at the bottom of the right end of the telescopic support rod, a lubrication mechanism is fixedly connected to the right end of the telescopic support rod, and a connecting mechanism is movably connected to the right side of the bottom end of the support frame. The utility model cooperates with the lubrication box, the steel cable, the friction wheel, the transmission belt, the oiling roller, the oil-absorbing cotton, the push plate, the elastic top plate, and the oiling groove. When the steel cable moves, the friction wheel will rotate, and the oiling roller can be driven to rotate through the transmission belt. Lubricating oil can be added to the oil-absorbing cotton through the oiling groove, and the push plate is pushed by the elastic top plate to squeeze the oil-absorbing cotton, so that the lubricating oil enters the oiling roller, so that the steel cable can be lubricated by the oiling roller, thereby avoiding the wear of the steel cable and improving the service life of the crane.

[0004] At present, a vehicle-mounted crane still has some shortcomings. For example, when the staff manually operates the crane, they tend to ignore the front, causing the operating hook to collide with people or vehicles, affecting safety. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an electric hydraulic vehicle-mounted crane, which solves the problem that when workers manually operate the crane, they tend to ignore the front, causing the operated hook to collide with people or vehicles, affecting safety.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions:

[0007] An electric hydraulic vehicle-mounted crane comprises: a mobile frame, a plurality of universal wheels are fixedly mounted on the bottom surface of the mobile frame, a fixed base is arranged on the top surface of the mobile frame, a support frame is arranged on the top surface of the fixed base, a connecting arm is hinged on the top surface of the support frame, a three-section telescopic arm is fixedly mounted on one side of the connecting arm, and a hook is arranged on the bottom surface of the three-section telescopic arm; a remote control component, which is arranged on one side of the support frame and is used for remote control of the device.

[0008] By adopting the above technical solution and setting a fixed base, when the device is in use, the staff can transfer the entire device to the vehicle through the mobile frame, and then use the fixed base to conveniently install and fix the device on the vehicle for on-board use.

[0009] Preferably, the remote control assembly includes: an electric winch, the electric winch is fixedly mounted on one side of the support frame, a first fixing frame is fixedly mounted on the top surface of the connecting arm, a telescopic cylinder is fixedly mounted inside the first fixing frame, a second fixing frame is fixedly mounted on the top surface of the three-section telescopic arm, the telescopic rod of the telescopic cylinder is fixedly connected to the second fixing frame, a remote control receiver is fixedly mounted on one side of the support frame, and the remote control receiver is electrically connected to the electric winch and the telescopic cylinder.

[0010] By adopting the above technical solution and setting a remote control receiver, when the device is installed on the vehicle, the staff can control the device through the remote control. After the remote control sends out a command, the remote control receiver receives it and then controls the electric winch and telescopic cylinder, thereby solving the problem of manual operation and manual adjustment being easy to ignore the front and cause safety accidents.

[0011] Preferably, a rotating base is fixedly mounted on the top surface of the fixed base, the rotating base is fixedly connected to the support frame, a rotating motor is fixedly mounted on one side of the support frame, the rotating base is driven by the rotating motor, and the rotating motor is electrically connected to the remote control receiver.

[0012] By adopting the above technical solution and setting a rotating base, when in use, the rotating base can be rotated by controlling the rotating motor, and the rotating base can drive the device to rotate 360°, thereby adapting to different lifting operations.

[0013] Preferably, a folding cylinder is hinged on one side of the support frame, a folding telescopic rod is arranged inside the folding cylinder, the folding telescopic rod is hinged to the connecting arm through a folding nut, and the folding cylinder is electrically connected to the remote control receiver.

[0014] By adopting the above technical solution and setting up a folding cylinder, when the device is not in use on a vehicle, the staff can retract the folding cylinder and fold down the connecting arm, thereby lowering the height of the device and facilitating the vehicle transportation of the device.

[0015] Preferably, an audible and visual alarm is fixedly mounted on one side of the connecting arm.

[0016] By adopting the above technical solution and setting up an audible and visual alarm, when the device is in operation, the audible and visual alarm will be activated to alert surrounding people and vehicles to avoid collision.

[0017] Preferably, a plurality of fixing bolts are provided on the top surface of the fixed base, and the fixed base is connected to the movable frame via the fixing bolts.

[0018] By adopting the above technical solution and setting fixing bolts, when the device is used in different places, the staff can install the device on other vehicles by removing the fixing bolts.

[0019] In summary, the utility model mainly has the following beneficial effects:

[0020] By setting up a remote control receiver, when the device is installed on the vehicle, the staff can control the device through the remote control. After the remote control sends out a command, the remote control receiver receives it and then controls the electric winch and telescopic cylinder, thus solving the problem of manual operation and manual adjustment being easy to ignore the front, leading to safety accidents.

[0021] By setting up a folding cylinder, when the device is not in use on the vehicle, the staff can retract the folding cylinder and fold down the connecting arm, thereby lowering the height of the device and facilitating the transportation of the device on the vehicle. By setting up a rotating base, when it is in use, the rotating base can be rotated by controlling the rotating motor. The rotating base can drive the device to rotate 360°, thereby adapting to different lifting operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 It is a schematic diagram of the support frame structure of the utility model;

[0024] Figure 3 It is a schematic diagram of the base structure of the utility model;

[0025] Figure 4 It is a schematic diagram of the connecting arm structure of the utility model.

[0026] Figure numerals: 1. Mobile frame; 2. Universal wheel; 3. Fixed base; 4. Support frame; 5. Connecting arm; 6. Three-section telescopic arm; 7. Hook; 8. Electric winch; 9. First fixed frame; 10. Second fixed frame; 11. Telescopic cylinder; 12. Remote control receiver; 13. Rotating base; 15. Rotating motor; 16. Folding cylinder; 17. Folding telescopic rod; 18. Folding nut; 19. Sound and light alarm; 20. Fixing bolt. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] refer to Figure 1 , Figure 2 , an electric hydraulic vehicle-mounted crane comprises: a mobile frame 1, a plurality of universal wheels 2 are fixedly installed on the bottom surface of the mobile frame 1, a fixed base 3 is arranged on the top surface of the mobile frame 1, a support frame 4 is arranged on the top surface of the fixed base 3, a connecting arm 5 is hinged on the top surface of the support frame 4, a three-section telescopic arm 6 is fixedly installed on one side of the connecting arm 5, and a hook 7 is arranged on the bottom surface of the three-section telescopic arm 6; a remote control component, the remote control component is arranged on one side of the support frame 4, and is used for remote control of the device. By setting the fixed base 3, when the device is in use, the staff transfers the device as a whole to the side of the vehicle through the mobile frame 1, and then uses the fixed base 3 to conveniently install and fix the device on the vehicle for on-vehicle use. A plurality of fixing bolts 20 are arranged on the top surface of the fixed base 3, and the fixed base 3 is connected to the mobile frame 1 through the fixing bolts 20. By setting the fixing bolts 20, when the device is used in different places, the staff can install the device on other vehicles by removing the fixing bolts 20.

[0029] refer to Figure 2 , Figure 3 The remote control assembly includes: an electric winch 8, which is fixedly installed on one side of the support frame 4, a first fixed frame 9 is fixedly installed on the top surface of the connecting arm 5, a telescopic cylinder 11 is fixedly installed inside the first fixed frame 9, a second fixed frame 10 is fixedly installed on the top surface of the three-section telescopic arm 6, and the telescopic rod of the telescopic cylinder 11 is fixedly connected to the second fixed frame 10, and a remote control receiver 12 is fixedly installed on one side of the support frame 4, and the remote control receiver 12 is electrically connected to the electric winch 8 and the telescopic cylinder 11. By setting the remote control receiver 12, when the device is installed on the vehicle, the staff can control the device through the remote control. After the remote control sends a command, the remote control receiver 12 receives it, and then controls the electric winch 8 and the telescopic cylinder 11, thereby solving the problem that manual operation and manual adjustment are easily ignored in the past, resulting in safety accidents.

[0030] refer to Figure 2 , Figure 3 and Figure 4A rotating base 13 is fixedly installed on the top surface of the fixed base 3, and the rotating base 13 is fixedly connected to the support frame 4. A rotating motor 15 is fixedly installed on one side of the support frame 4. The rotating base 13 is driven by the rotating motor 15, and the rotating motor 15 is electrically connected to the remote control receiver 12. By setting the rotating base 13, when in use, the rotating base 13 can be rotated by controlling the rotating motor 15. The rotating base 13 can drive the device to rotate 360 ​​degrees, so as to adapt to different lifting operations. A folding cylinder 16 is hinged on one side of the support frame 4, and the internal arrangement of the folding cylinder 16 There is a foldable telescopic rod 17, which is hinged to the connecting arm 5 through a foldable nut 18. The foldable cylinder 16 is electrically connected to the remote control receiver 12. By setting the foldable cylinder 16, when the device is not in use on the vehicle, the staff can retract the foldable cylinder 16 to fold down the connecting arm 5, thereby lowering the height of the device and facilitating the vehicle transportation of the device. An audible and visual alarm 19 is fixedly installed on one side of the connecting arm 5. By setting the audible and visual alarm 19, when the device is in operation, the audible and visual alarm 19 will be activated to alert the surrounding people and vehicles to prevent collisions.

[0031] Working principle: Please refer to Figure 1-Figure 4 As shown, when in use, the staff transfers the entire device to the vehicle through the mobile frame 1, and then uses the fixed base 3 to facilitate the installation and fixation of the device on the vehicle. When the device is not in use on the vehicle, the staff can return the folding cylinder 16 to fold down the connecting arm 5, thereby lowering the height of the device and facilitating the vehicle transportation of the device. The staff can control the device through a remote controller. After the remote controller sends a command, the remote control receiver 12 receives it and then controls the electric winch 8, the telescopic cylinder 11 and the rotating base 13, thereby solving the problem of manual operation and manual adjustment being easily ignored in the past, resulting in safety accidents. When the device is in operation, the sound and light alarm 19 will be activated to remind the surrounding personnel and vehicles to pay attention and prevent collisions.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric hydraulic vehicle-mounted crane, characterized in that: include: A mobile frame (1), wherein a plurality of universal wheels (2) are fixedly mounted on the bottom surface of the mobile frame (1), a fixed base (3) is arranged on the top surface of the mobile frame (1), a support frame (4) is arranged on the top surface of the fixed base (3), a connecting arm (5) is hingedly mounted on the top surface of the support frame (4), a three-section telescopic arm (6) is fixedly mounted on one side of the connecting arm (5), and a hook (7) is arranged on the bottom surface of the three-section telescopic arm (6); A remote control component is arranged on one side of the support frame (4) and is used for remotely controlling the device.

2. The electric hydraulic vehicle-mounted crane according to claim 1, characterized in that: The remote control assembly comprises: An electric winch (8) is fixedly mounted on one side of a support frame (4); a first fixing frame (9) is fixedly mounted on the top surface of the connecting arm (5); a telescopic oil cylinder (11) is fixedly mounted inside the first fixing frame (9); a second fixing frame (10) is fixedly mounted on the top surface of the three-section telescopic arm (6); a telescopic rod of the telescopic oil cylinder (11) is fixedly connected to the second fixing frame (10); a remote control receiver (12) is fixedly mounted on one side of the support frame (4); the remote control receiver (12) is electrically connected to the electric winch (8) and the telescopic oil cylinder (11).

3. The electric hydraulic vehicle-mounted crane according to claim 2, characterized in that: A rotating base (13) is fixedly mounted on the top surface of the fixed base (3); the rotating base (13) is fixedly connected to the support frame (4); a rotating motor (15) is fixedly mounted on one side of the support frame (4); the rotating base (13) is driven by the rotating motor (15); and the rotating motor (15) is electrically connected to the remote control receiver (12).

4. The electric hydraulic vehicle-mounted crane according to claim 2, characterized in that: A folding cylinder (16) is hingedly connected to one side of the support frame (4), a folding telescopic rod (17) is arranged inside the folding cylinder (16), the folding telescopic rod (17) is hingedly connected to the connecting arm (5) through a folding nut (18), and the folding cylinder (16) is electrically connected to the remote control receiver (12).

5. The electric hydraulic vehicle-mounted crane according to claim 1, characterized in that: A sound and light alarm (19) is fixedly mounted on one side of the connecting arm (5).

6. The electric hydraulic vehicle-mounted crane according to claim 1, characterized in that: A plurality of fixing bolts (20) are provided on the top surface of the fixed base (3), and the fixed base (3) is connected to the movable frame (1) via the fixing bolts (20).

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