Search

CN-122010003-A - Automatic lifting device for antenna array erection

CN122010003ACN 122010003 ACN122010003 ACN 122010003ACN-122010003-A

Abstract

The invention relates to the technical field of automatic lifting, and particularly discloses an automatic lifting device for erecting an antenna array, which comprises a back frame and a platform, wherein two sides of the back frame are fixedly connected with stand frames, a bottom frame is fixedly connected between the bottoms of the two stand frames, the opposite surfaces of the two stand frames are provided with guide rails, a lifting base is slidably arranged between the two guide rails, the bottom of the lifting base is fixedly connected with four fixed anchor points, the top of the lifting base is fixedly connected with two fixed anchor points, the side wall of the lifting base is fixedly provided with the platform through a frame, the side wall of the frame is obliquely provided with a locking mechanism comprising a push rod, the top end of the bottom frame is provided with a lifting mechanism comprising an electric lifting rod, and two sides of the top end of a telescopic end of the electric lifting rod are provided with lubricating mechanisms. The lifting base can be self-locked at any height position in the range of travel, so that the stability and safety of the device are greatly improved.

Inventors

  • CHEN SHIJIE
  • WANG ZICHENG

Assignees

  • 安徽恒诺机电科技有限公司

Dates

Publication Date
20260512
Application Date
20260203

Claims (9)

  1. 1. An automatic lifting device for antenna array erection comprises a back frame (2) and a platform (10), and is characterized in that two sides of the back frame (2) are fixedly connected with an upright frame (1), an underframe (3) is fixedly connected between the bottoms of the two upright frames (1), guide rails (5) are arranged on opposite surfaces of the two upright frames (1), a lifting base (6) is slidably arranged between the two guide rails (5), four fixed anchor points (9) are fixedly connected to the bottom of the lifting base (6), two fixed anchor points (9) are fixedly connected to the top of the lifting base (6), the platform (10) is fixedly arranged on the side wall of the lifting base (6) through a frame (13), a locking mechanism (14) comprising a push rod (18) is obliquely arranged on the side wall of the frame (13), lifting mechanisms (22) comprising electric lifting rods (23) are arranged on the top of the underframe (3), and lubricating mechanisms (29) are arranged on two sides of the top of the telescopic end of each electric lifting rod (23). The side wall of the frame (13) is fixedly connected with four obliquely arranged mounting plates (17), the bottoms of the mounting plates (17) are rotationally connected with push rods (18), the tail ends of the push rods (18) are rotationally connected with two push plates (20), and the bottoms of the antenna arrays are fixedly provided with four hooks (16); The lifting device is characterized in that fixed ends of electric lifting rods (23) are fixedly arranged on two sides of the top end of the bottom frame (3), connecting blocks (231) are fixedly connected to one side of the top end of the telescopic end of each electric lifting rod (23), lifting pulleys (24) are rotatably connected to two sides of the top end of each telescopic end of each electric lifting rod (23), descending pulleys (25) are rotatably connected to the bottoms of the connecting blocks (231), lifting ropes (27) are arranged on the lifting pulleys (24), one ends of the lifting ropes (27) are arranged on the top of the bottom frame (3) through locks, the other ends of the lifting ropes (27) are arranged on fixed anchor points (9) at the bottom of a lifting base (6) through locks, recovery ropes (28) are arranged on one ends of the lifting pulleys (25) through locks, and lifting rods are fixedly connected to the outer ring side walls of the lifting pulleys (24) and the descending pulleys (25).
  2. 2. The automatic lifting device for antenna array erection according to claim 1, wherein the periphery of the underframe (3) is welded with fixed lugs (4), and the top end of the stand (1) is provided with a positioning pin.
  3. 3. The automatic lifting device for antenna array erection, as claimed in claim 1, wherein the outer rings of the two side walls of the lifting base (6) are rotatably connected with a plurality of main guide wheels (7), the inner rings of the two side walls of the lifting base (6) are rotatably connected with a plurality of side guide wheels (8), the main guide wheels (7) are in rolling connection with the side walls of the guide rails (5), and the side guide wheels (8) are in rolling connection with the opposite surfaces of the two guide rails (5).
  4. 4. The automatic lifting device for antenna array erection according to claim 1, wherein an opening is formed in the top end of the platform (10), a plurality of mounting interfaces (11) are formed in the top end of the opening, and a sealing ring (12) is arranged on the outer ring of the platform (10).
  5. 5. The automatic lifting device for antenna array erection according to claim 1, wherein an inverted L-shaped fixed stop block (19) is fixedly connected to the bottom of the mounting plate (17), a connecting column is fixedly connected between the tail ends of the two pushing plates (20), the tail ends of the fixed stop block (19) are positioned between the connecting column and the tail ends of the pushing rods (18), and a guide rod is fixedly connected to the bottom of the tail ends of the fixed stop block (19).
  6. 6. The automatic lifting device for antenna array erection according to claim 1, wherein the push rod (18) is of a screw structure, and the push rod (18) is driven by a motor reducer (15).
  7. 7. The automatic lifting device for antenna array erection of claim 5, wherein a chute (21) which is in sliding connection with the guide rod is arranged on one side of the push plate (20) close to the fixed stop block (19), one side of the chute (21) close to the push rod (18) is of an arc-shaped structure, and one side of the chute (21) far away from the push rod (18) is of a linear structure.
  8. 8. The automatic lifting device for antenna array erection according to claim 1, wherein the length of the connecting block (231) is larger than the fixed end length of the electric lifting rods (23), the two electric lifting rods (23) are driven by a motor and a speed reducer which are fixedly arranged at the center of the top end of the underframe (3), and a manual speed reducer interface (26) is arranged on one side of the speed reducer.
  9. 9. The automatic lifting device for antenna array erection according to claim 1, wherein the lubricating mechanism (29) comprises an oil bin (30) and a movable rod (32), the oil bin (30) is fixedly arranged on two sides of the top end of the telescopic end of the electric lifting rod (23), an oil port (31) is arranged at the bottom of one side of the oil bin (30), the tail end of the oil port (31) is opposite to the center of one side of the lifting pulley (24), the oil port (31) is communicated with an internal channel of the oil bin (30), the movable rod (32) is slidingly connected to one side of the channel, a spring (34) abutted against the inside of the oil bin (30) is abutted against the top end of the movable rod (32), a through hole (33) matched with the channel is formed in the middle of the movable rod (32), and the channel is positioned at the top of the movable rod (32).

Description

Automatic lifting device for antenna array erection Technical Field The invention relates to the technical field of automatic lifting, in particular to an automatic lifting device for antenna array erection. Background The erection and the withdrawal of the antenna array equipment are assisted by lifting equipment, so that automatic lifting is realized, and the safety and the stability of the antenna array equipment are ensured. The traditional lifting equipment is usually realized by a simple electric lifting platform and has some problems in the actual use process, such as insufficient safety protection function, inconvenience in stopping lifting operation safely at any time under emergency, and the problem that the traditional lifting equipment can only be operated in a remote control mode and cannot be manually operated in situ in a power failure state, and the problems that after the traditional lifting equipment is lifted in place, sufficient locking effect cannot be provided for the antenna array equipment, and the like, all of which cause certain potential safety hazards to the lifting equipment and the antenna array equipment. Disclosure of Invention The invention aims to solve the defects in the prior art and provides an automatic lifting device for antenna array erection. In order to achieve the above purpose, the present invention adopts the following technical scheme: The automatic lifting device for the antenna array erection comprises a back frame and a platform, wherein two sides of the back frame are fixedly connected with vertical frames, an underframe is fixedly connected between the bottoms of the two vertical frames, guide rails are arranged on the opposite surfaces of the two vertical frames, a lifting base is slidably arranged between the two guide rails, four fixed anchor points are fixedly connected to the bottom of the lifting base, two fixed anchor points are fixedly connected to the top of the lifting base, the side wall of the lifting base is fixedly provided with the platform through a frame, the side wall of the frame is obliquely provided with a locking mechanism comprising a push rod, the top end of the underframe is provided with a lifting mechanism comprising an electric lifting rod, and two sides of the top end of a telescopic end of the electric lifting rod are provided with lubricating mechanisms; The side wall of the frame is fixedly connected with four obliquely arranged mounting plates, the bottom of each mounting plate is rotationally connected with a push rod, the tail end of each push rod is rotationally connected with two push plates, and the bottom of each antenna array is fixedly provided with four hooks; The fixed ends of the electric lifting rods are fixedly arranged on two sides of the top end of the underframe, the connecting blocks are fixedly connected on one side of the top end of the telescopic end of the electric lifting rods, the lifting pulleys are rotatably connected on two sides of the top end of the telescopic end of the electric lifting rods, the descending pulleys are rotatably connected on the bottom of the connecting blocks, the lifting rope is arranged on the lifting pulleys, one end of the lifting rope is arranged on the top of the underframe through the lock catch, the lifting rope other end is installed on the fixed anchor point at the bottom of the lifting base through the lock catch, the recovery rope is installed on the descending pulley, one end of the recovery rope is installed at the top of the back frame through the lock catch, the recovery rope other end is installed on the fixed anchor point at the top of the lifting base through the lock catch, and the lifting pulley and the descending pulley outer ring side wall are fixedly connected with deflector rods. Preferably, the fixed lugs are welded around the underframe, and the top ends of the vertical frames are provided with positioning pins. Preferably, the outer rings of the two side walls of the lifting base are rotationally connected with a plurality of main guide wheels, the inner rings of the two side walls of the lifting base are rotationally connected with a plurality of side guide wheels, the main guide wheels are in rolling connection with the side walls of the guide rails, and the side guide wheels are in rolling connection with the opposite faces of the two guide rails. Preferably, the top end of the platform is provided with an opening, the top end of the opening is provided with a plurality of mounting interfaces, and the outer ring of the platform is provided with a sealing ring. Preferably, the mounting panel bottom fixedly connected with falls the fixed dog of L type, fixedly connected with spliced pole between two push pedal ends, fixed dog end is located between spliced pole and the push rod end, and fixed dog end bottom fixedly connected with guide bar. Preferably, the push rod is of a screw structure and is driven by a motor speed reducer. Preferably, a chute wh