Wireless remote control rotary lifting appliance

Abstract

A distribution box is fixedly arranged on a main frame, storage battery cabins are fixedly arranged on the left side and the right side of the main frame respectively, sliding rails are arranged in the storage battery cabins in the front-back direction, a bracket is arranged on the sliding rails in a sliding connection mode, the bracket bears storage batteries, and the two storage batteries are connected in series to supply power to the distribution box. The power distribution box is provided with a remote control receiver and a motor speed regulator, the front side and the rear side of the main frame are each fixedly provided with a rotating motor, the rotating motors are controlled by the motor speed regulator, and the rotating motors drive the lower rotary support to rotate. The upper end of the lifting hook is hinged with the lower end of the lifting hook seat; according to the rotary lifting appliance, the rotary motor drives the rotary lower support to rotate, the rotary lower support rotates to drive the lifting hook base and the lifting hook to rotate, the lifting hook rotates, the rotary lower support increases the loadable weight of an output shaft of the rotary motor, the lifting hook is hinged to the lifting hook base, the lifting hook base is then hinged to the rotary lower support, and the angle of the lifting hook can be freely adjusted.

Description

Technical Field

[0001] The present invention relates to the technical field of rotary slings, and particularly to a wireless remote control rotary sling. Background Art

[0002] A sling is a lifting device widely used in lifting operations. Many heavy workpieces need to be horizontally connected in the air. The storage orientation before assembly is inconsistent with the orientation during assembly, and rotation and alignment are required before connection and assembly can be carried out. Existing rotary slings are generally powered by external connecting wires, with cumbersome wiring control and unsafe electricity use. Summary of the Invention

[0003] The object of the present invention is to provide a wireless remote control rotary sling, which can rotate and freely adjust the angle, and increases the load weight of the rotary motor of the sling, expanding the application range of the rotary sling.

[0004] To achieve the above object, the technical solution of the present invention is: A wireless remote control rotary sling, comprising a main frame, a storage battery, a rotary lower support, a hook seat and a hook. A distribution box is fixedly provided on the main frame. A storage battery compartment is fixedly provided on each of the left and right sides of the main frame. A slide rail is provided inside the storage battery compartment along the front-rear direction. A bracket is slidably connected to the slide rail. The bracket bears the storage battery. The two storage batteries are connected in series to supply power to the distribution box. The distribution box is provided with a remote control receiver and a motor speed controller. A rotary motor is fixedly provided on each of the front and rear sides of the main frame. The rotary motor is controlled by the motor speed controller. The rotary motor drives the rotary lower support to rotate. The upper end of the hook seat is hinged to the lower end of the rotary lower support through a pin shaft. The upper end of the hook is hinged to the lower end of the hook seat through a pin shaft.

[0005] Further, the distribution box is provided with a DC voltage converter. The storage battery is a 48V lithium battery. The DC voltage converter converts the DC 48V of the storage battery into DC 24V to supply power to the distribution box.

[0006] Further, the wireless remote control rotary sling includes a remote control transmitter. The remote control transmitter is connected to the remote control receiver through a wireless signal. The remote control transmitter is provided with a start / stop button, a hook forward rotation button and a hook reverse rotation button. The start / stop button controls the start and stop of the rotary motor. The hook forward rotation button and the hook reverse rotation button control the forward rotation and reverse rotation of the rotary motor.

[0007] Further, the remote control transmitter is provided with an emergency stop button. The emergency stop button controls the remote control receiver to cut off the power supply of the distribution box.

[0008] Further, two slide rails are provided on the left and right sides inside the battery compartment, and the left and right sides of the bracket are respectively slidably connected to the two slide rails.

[0009] Further, a slewing bearing is provided between the rotating motor and the lower slewing support. The inner ring of the slewing bearing is fixedly connected to the main frame, the outer ring of the slewing bearing is meshed with the pinion at the output end of the rotating motor, and the upper end of the lower slewing support is fixedly connected to the outer ring of the slewing bearing.

[0010] Further, two locking clips are provided on the left and right sides at the front end of the bracket, and the front end of the battery is limited by the locking clips.

[0011] Further, a plurality of fixing clips are provided inside the bracket, and the left and right ends and the upper end of the battery are limited by the fixing clips.

[0012] Further, the fixing clip is in an n shape, insertion holes are provided on the left and right sides of the bracket, and the left and right ends of the fixing clip pass through the insertion holes and are fixedly connected to the lower end of the bracket by bolts.

[0013] Further, two balance frames are provided on the left and right sides at the upper end of the main frame.

[0014] In the rotating sling of the present invention, the lower slewing support is driven to rotate by the rotating motor, and the rotation of the lower slewing support drives the hook seat and the hook to rotate, so that the hook can rotate. The lower slewing support increases the weight that the output shaft of the rotating motor can bear, and makes the hook have high stability when rotating; In the rotating sling of the present invention, the hook is hinged to the hook seat, and the hook seat is further hinged to the lower slewing support, so that the hook can freely adjust the angle, enabling the sling to lift workpieces under various working conditions and angles, and expanding the application range of the rotating sling; The rotating sling of the present invention is powered by a battery and can be operated by wireless remote control. Compared with the sling with an external power supply, the complicated wiring control process is omitted, and the use scenario limitation of the rotating sling is reduced. Description of the Drawings

[0015] Figure 1 is the front structure diagram of the present invention; Figure 2 is the system structure diagram of the electric control box of the present invention; Figure 3 is the connection schematic diagram of the battery of the present invention; Figure 4 is the schematic diagram of the remote control transmitter of the present invention; Figure 5 is the side structure diagram of the present invention; Figure 6 is the structure diagram of the bracket of the present invention; Figure 7This is the structural diagram of the locking clip of the present invention.

[0016] Reference numerals: 1 Balance frame, 2 Main frame, 3 Battery compartment, 4 Slewing bearing, 5 Lower slewing support, 6 Hook seat, 7 Hook, 8 Rotating motor, 9 Shackle, 10 Distribution box, 11 Battery, 12 Slide rail, 13 Bracket, 14 Locking clip, 15 Fixed clip, 16 Slide block, 17 Slide groove, 18 Remote control receiver, 19 Motor speed controller, 20 DC voltage converter, 21 Remote control transmitter, 22 Emergency stop button, 23 Start / stop button, 24 Hook forward rotation button, 25 Hook reverse rotation button, 141 Locking mounting plate, 142 Locking nut, 143 Locking bolt, 144 Angle steel, 151 Ratchet tensioner, 152 Cloth belt. Detailed implementation manners

[0017] Next, the technical solution of the present invention will be clearly and completely described in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0018] This embodiment discloses a wireless remote control rotating sling, as Figure 1 shown, including a main frame 2, a battery 11, a slewing bearing 4, a lower slewing support 5, a hook seat 6 and a hook 7. On the left and right sides of the upper end of the main frame 2, two balance frames 1 are symmetrically arranged. The two balance frames 1 are connected to the main frame 2 through a pin shaft, and shackles 9 are arranged on the front and rear sides of the upper end of the balance frame 1.

[0019] As Figure 1 shown, a distribution box 10 is fixedly arranged on the main frame 2. On the left and right sides of the main frame 2, a battery compartment 3 is respectively fixedly arranged. The two battery compartments 3 are symmetrically arranged left and right. On the left and right sides inside the battery compartment 3, two slide rails 12 are arranged. A bracket 13 can be accommodated in the battery compartment 3. The left and right sides of the bracket 13 can be slidably connected to the two slide rails 12, and the battery 11 is loaded in the bracket 13 through the sliding connection of the two slide rails 12.

[0020] As Figure 2 shown, the distribution box 10 is provided with a DC voltage converter 20. The battery 11 is a 48V lithium battery. The DC voltage converter 20 converts the DC 48V of the battery 11 into DC 24V to supply power to the distribution box 10. The distribution box is provided with 2PC100A and 2PC50A air switches. When the current exceeds the rated current, the air switch will automatically disconnect the power supply circuit of the distribution box 10.

[0021] As Figure 3 shown, two batteries 11 are connected in series with the power line and data line to supply power to the distribution box 10. The two batteries 11 share a charging interface, and the discharge positive electrode and discharge negative electrode of the two batteries 11 are connected to the discharge interface.

[0022] As Figure 2 shown, the distribution box 10 is provided with a remote control receiver 18, and a rotary motor 8 is fixedly provided on each of the front and rear sides of the main frame 2.

[0023] The wireless remote control rotary sling of this embodiment further includes a remote control transmitter 21. The remote control transmitter 21 is connected to the remote control receiver 18 through a wireless signal. As Figure 4 shown, the remote control transmitter 21 is provided with an emergency stop button 22, a start / stop button 23, a hook forward rotation button 24, and a hook reverse rotation button 25.

[0024] Pressing the emergency stop button 22 can control the remote control receiver 18 to cut off the power supply of the distribution box 10. Pressing the start / stop button 23 can control the remote control receiver 18 to start and stop the rotary motor 8. Pressing the hook forward rotation button 24 and the hook reverse rotation button 25 can control the forward and reverse rotation of the rotary motor 8 through the remote control receiver 18. The distribution box is also provided with a motor speed regulator 19, and the rotation direction and speed of the rotary motor 8 are controlled by the motor speed regulator 19.

[0025] As Figure 1 and Figure 5 shown, the inner ring of the slewing bearing 4 is fixedly connected to the main frame 2, the outer ring of the slewing bearing 4 is engaged with the pinion at the output end of the rotary motor, the upper end of the rotary lower support 5 is fixedly connected to the outer ring of the slewing bearing 4, the upper end of the hook seat 6 is hinged to the lower end of the rotary lower support 5 through a pin shaft, and the upper end of the hook 7 is hinged to the lower end of the hook seat 6 through a pin shaft, so as to realize the rotation of the hook 7.

[0026] As Figure 6 shown, the bracket 13 loading structure includes two locking clips 14 and two fixing clips 15. The two locking clips 14 are located on the left and right sides at the front end of the bracket 13, and the two locking clips 14 respectively limit the front ends on the left and right sides of the battery 11. The two fixing clips 15 are located in the middle of the bracket 13, and the fixing clip 15 is in an n-shaped structure. The fixing clip 15 limits the left and right ends and the upper end of the battery 11.

[0027] As Figure 6 shown, the fixing clip 15 includes a ratchet tensioner 151 and a cloth belt 152. When the battery 11 is installed, the cloth belt 151 bypasses the left and right sides and the upper end of the battery 11 in an n-shape, and the cloth belt 152 is tightened by the ratchet tensioner 151 to position the battery 11.

[0028] Two jacks are provided on the left and right sides of the bracket 13. The left and right ends of the fixing clip 15 pass through the two jacks and are horizontally bent at the lower end of the bracket 13. The horizontally bent part at the lower end of the fixing clip 15 is fixedly connected to the lower end of the bracket 13 by bolts.

[0029] As Figure 6 shown, two sliders 16 are fixedly provided on the left and right sides at the rear of the bracket 13. The sliders 16 extend backward and protrude from the rear end of the bracket 13 for easy guiding. The slide rail 12 is an n-shaped rail arranged laterally with an outward opening. Chutes 17 are provided along the length direction at the upper and lower ends of the slide rail 12. The chutes 17 are arc-shaped concave structures. Protrusions are provided along the length direction at the upper and lower ends of the sliders 16. The shapes of the protrusions and the chutes 17 are matched so that the sliders 16 and the chutes 17 are easily inserted and positioned in the front-rear direction and are not easily swung out in the left-right direction.

[0030] As Figure 7 shown, the locking clip 14 includes a locking mounting plate 141, a locking nut 142, a locking bolt 143 and an angle steel 144. The locking mounting plate 141 is fixedly connected to the front end of the bracket 13 in the left-right direction. The locking bolt 143 penetrates through the locking mounting plate 141 in the front-rear direction. Locking nuts 142 are provided on the front and rear sides of the locking mounting plate 141 respectively. The locking nuts 142 are sleeved on the outer side of the locking bolt 143. The angle steel 144 is fixed to the rear end of the locking bolt 143. The left and right two corners at the front end of the battery 11 are limited by the angle steel 144 to make the fixing structure of the battery 11 stable.

[0031] When installing the battery 11, the battery 11 is first installed as a whole with the bracket 13 outside the rotating lifting device of the present invention, and then the bracket 13 carrying the battery 11 is pushed into the battery compartment 3 through the slide rail 12. The installation structure is compact and simple, and convenient to operate.

[0032] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A wireless remote control rotating sling, characterized in that, It includes a main frame (2), a storage battery (11), a lower slewing support (5), a hook seat (6) and a hook (7). A distribution box (10) is fixedly arranged on the main frame (2). On the left and right sides of the main frame (2), a storage battery compartment (3) is fixedly arranged respectively. Inside the storage battery compartment (3), a slide rail (12) is arranged along the front-back direction. A bracket (13) is slidably connected to the slide rail (12). The bracket (13) carries the storage battery (11). The two storage batteries (11) are connected in series to supply power to the distribution box (10). The distribution box (10) is provided with a remote control receiver (18) and a motor speed controller (19). On the front and back sides of the main frame (2), a rotary motor (8) is fixedly arranged respectively. The rotary motor (8) is controlled by the motor speed controller (19). The rotary motor (8) drives the lower slewing support (5) to rotate. The upper end of the hook seat (6) is hinged to the lower end of the lower slewing support (5) through a pin shaft. The upper end of the hook (7) is hinged to the lower end of the hook seat (6) through a pin shaft.

2. The wireless remote control rotary sling according to claim 1, characterized in that, The distribution box (10) is provided with a DC voltage converter (20). The storage battery (11) is a 48V lithium battery. The DC voltage converter (20) converts the DC 48V of the storage battery (11) into DC 24V to supply power to the distribution box (10).

3. The wireless remote control rotary sling according to claim 1, characterized in that, The wireless remote control rotary lifting device includes a remote control transmitter (21). The remote control transmitter (21) is connected to the remote control receiver (18) through a wireless signal. The remote control transmitter (21) is provided with a start-stop button (23), a hook forward rotation button (24) and a hook reverse rotation button (25). The start-stop button (23) controls the start and stop of the rotary motor (8). The hook forward rotation button (24) and the hook reverse rotation button (25) control the forward rotation and reverse rotation of the rotary motor (8).

4. The wireless remote control rotary sling according to claim 1, characterized in that, The remote control transmitter (21) is provided with an emergency stop button (22). The emergency stop button (22) controls the remote control receiver (18) to cut off the power supply of the distribution box (10).

5. The wireless remote control rotary sling according to claim 1, wherein, On the left and right sides inside the storage battery compartment (3), two slide rails (12) are arranged. The left and right sides of the bracket (13) are respectively slidably connected to the two slide rails (12).

6. The wireless remote control rotary sling according to claim 1, wherein, A slewing bearing (4) is arranged between the rotary motor (8) and the lower slewing support (5). The inner ring of the slewing bearing (4) is fixedly connected to the main frame (2). The outer ring of the slewing bearing (4) is meshed with the pinion at the output end of the rotary motor (8). The upper end of the lower slewing support (5) is fixedly connected to the outer ring of the slewing bearing (4).

7. The wireless remote control rotary sling according to claim 1, characterized in that On the left and right sides at the front end of the bracket (13), two locking clips (14) are arranged. The locking clips (14) limit the front end of the storage battery (11).

8. The wireless remote control rotary sling according to claim 1, wherein, A plurality of fixing clips (15) are arranged inside the bracket (13). The fixing clips (15) limit the left and right ends and the upper end of the storage battery (11).

9. The wireless remote control rotary sling according to claim 8, wherein, The fixing clip (15) is in an n shape, jacks are arranged on the left and right sides of the bracket (13), and the left and right ends of the fixing clip (15) pass through the jacks and are fixedly connected to the lower end of the bracket (13) by bolts.

10. The wireless remote control rotary sling according to claim 1, wherein Two balance frames (1) are arranged on the left and right sides of the upper end of the main frame (2).

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