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CN-121990490-A - Multi-professional module lifting device for subway electromechanics

CN121990490ACN 121990490 ACN121990490 ACN 121990490ACN-121990490-A

Abstract

The invention discloses a lifting device for an electromechanical multi-professional module of a subway, which belongs to the technical field of module lifting and comprises a main body mechanism for moving, wherein an adjusting mechanism for adjusting the lifting height of the electromechanical module and a lifting mechanism for lifting the electromechanical module are arranged on the main body mechanism; according to the invention, the height of the lifting frame is adjusted through the bidirectional screw rod, the internal thread sleeve and the connecting rod mechanism, so that the lifting height can be flexibly adjusted according to the requirements of different electromechanical modules, the lifting device is suitable for various working conditions, and the universality and the applicability of the lifting device are improved; the invention adopts a worm and gear transmission mechanism, utilizes the self-locking characteristic of the worm and gear transmission mechanism, ensures that an electromechanical module cannot slide down accidentally due to external force or load change in the lifting process, improves the operation safety, and simultaneously ensures the positioning accuracy.

Inventors

  • YUAN JING
  • LU YI
  • ZHAO XINYING
  • LI YUSHI
  • ZHUANG HAIDONG
  • ZHANG QIANZHONG
  • XU CHUANGANG
  • Xie Longsuo
  • JIN CHUNMING
  • GUO DONGSHENG

Assignees

  • 中铁三局集团有限公司
  • 中铁三局集团电务工程有限公司

Dates

Publication Date
20260508
Application Date
20260305

Claims (8)

  1. 1. The lifting device for the electromechanical multi-professional module of the subway comprises a main body mechanism for moving, and is characterized in that the main body mechanism comprises a moving frame (101), and an adjusting mechanism for adjusting the lifting height of the electromechanical module and a lifting mechanism for lifting the electromechanical module are arranged on the main body mechanism; The adjusting mechanism comprises a side fixing plate (212) fixedly arranged on the movable frame (101), a lifting frame (201) is slidably arranged on the side fixing plate (212), and a butt joint gear (107) is rotatably arranged on the lifting frame (201).
  2. 2. The lifting device for the electromechanical multi-professional module of the subway as claimed in claim 1, wherein the main body mechanism comprises four moving wheels (102) rotatably arranged below the moving frame (101), a chain wheel (105) is rotatably arranged on the lifting frame (201), an inner sliding block (108) is arranged in the moving frame (101), the inner sliding block (108) is fixedly connected with one end of a chain (104), a lifting plate (103) is fixedly arranged at the other end of the chain (104), and the chain (104) is meshed with the chain wheel (105).
  3. 3. The lifting device for the electromechanical multi-professional module of the subway as claimed in claim 2, wherein the lifting frame (201) is rotatably provided with a driving gear (106), the driving gear (106) is fixedly arranged with the butt-joint gear (107), and the driving gear (106) is meshed with a gear ring coaxial with the chain wheel (105).
  4. 4. The lifting device of the subway electromechanical multi-professional module according to claim 1, wherein the adjusting mechanism further comprises a bidirectional screw rod (202) rotatably mounted on the side fixing plate (212), bidirectional external threads are arranged on the bidirectional screw rod (202), a lower rotating rod (204) is rotatably mounted on the movable frame (101), an upper rotating rod (203) is rotatably mounted on the lower rotating rod (204), and the upper rotating rod (203) and the lifting frame (201) are rotatably mounted.
  5. 5. The lifting device for the electromechanical multi-professional module of the subway as claimed in claim 4, wherein the bidirectional screw rod (202) is rotatably provided with an inner thread sleeve (206), the inner thread sleeve (206) is internally provided with inner threads, the inner thread sleeve (206) and the bidirectional outer threads of the bidirectional screw rod (202) form threaded transmission, side columns (207) are fixedly arranged on two sides of the inner thread sleeve (206), a sliding groove (205) is arranged on the lower rotating rod (204), and the side columns (207) slide in the sliding groove (205).
  6. 6. The lifting device for the electromechanical multi-professional module of the subway as claimed in claim 5, wherein the moving frame (101) is fixedly provided with an adjusting motor (208), the moving frame (101) is rotatably provided with an outer transmission wheel (210), the adjusting motor (208) drives the outer transmission wheel (210) to rotate through an output belt (209), and the outer transmission wheel (210) drives the bidirectional screw rod (202) to rotate through a vertical transmission belt (211).
  7. 7. The lifting mechanism is characterized by comprising a lifting motor (301) fixedly arranged on a movable frame (101), a motor gear (302) is fixedly arranged on a motor shaft of the lifting motor (301), a lifting wheel (303) is rotatably arranged on the movable frame (101), the lifting wheel (303) is meshed with the motor gear (302), a worm (305) and a worm wheel (306) are rotatably arranged on the movable frame (101), the worm wheel (306) is meshed with the worm (305), and the lifting wheel (303) drives the worm (305) to rotate through a bottom driving belt (304).
  8. 8. The lifting device for the electromechanical multi-professional module of the subway is characterized in that a lower driven rod (309) is rotatably arranged on the moving frame (101), an upper driven rod (310) is rotatably arranged on the lower driven rod (309), a lower driving wheel (308) is rotatably arranged on the lower driven rod (309), a worm wheel (306) drives the lower driving wheel (308) to rotate through a short driving belt (307), a middle driving wheel (312) is rotatably arranged on the lower driven rod (309), a lower driving belt (311) is arranged outside the middle driving wheel (312) and the lower driving wheel (308), an upper driving wheel (314) is rotatably arranged on the upper driven rod (310), an upper driving belt (313) is arranged outside the upper driving wheel (314) and the middle driving wheel (312), a lower abutting gear (315) is rotatably arranged on the lifting frame (201), a lifting driving belt (316) is arranged outside the lower abutting gear (315) and the abutting gear (107), and the lower abutting gear (315) is meshed with the upper driving wheel (314).

Description

Multi-professional module lifting device for subway electromechanics Technical Field The invention relates to the technical field of module lifting, in particular to a subway electromechanical multi-professional module lifting device. Background In the installation process of the subway electromechanical system, the lifting and positioning of the electromechanical module are common operation demands, a traditional lifting device usually adopts a single hydraulic or mechanical lifting mode, the problems of limited adjusting range, insufficient stability, complex operation and the like exist, particularly in the installation scene of a plurality of specialized electromechanical modules, the weight, the size and the lifting height of different modules are large, the traditional device is difficult to realize rapid and accurate adjustment and lifting, the working efficiency is low, even potential safety hazards exist, and the lifting device in the current market mostly adopts a design with fixed height and cannot flexibly adapt to the demands of different working conditions. The device with partially adjustable height realizes the lifting function through a simple mechanical structure, but lacks a stable self-locking mechanism, and easily slides down or shakes in the lifting process, thereby influencing the operation precision. In addition, the transmission system of the traditional device adopts a single driving mode, so that the dual requirements of lifting height adjustment and load stabilization are difficult to be simultaneously met, and the application range of the equipment is limited. Therefore, there is a need for an overall lifting device with a stable self-locking function and suitable for multi-professional electromechanical modules, which can flexibly adjust the lifting height, so as to improve the working efficiency and ensure the operation safety. Disclosure of Invention Aiming at the technical problems, the technical scheme adopted by the invention is that the lifting device of the electromechanical multi-professional module of the subway comprises a main body mechanism for moving, wherein the main body mechanism comprises a moving frame, and an adjusting mechanism for adjusting the lifting height of the electromechanical module and a lifting mechanism for lifting the electromechanical module are arranged on the main body mechanism; The adjusting mechanism comprises a side fixing plate fixedly arranged on the movable frame, a lifting frame is slidably arranged on the side fixing plate, and a butt joint gear is rotatably arranged on the lifting frame. Further, the main body mechanism comprises four movable wheels rotatably arranged below the movable frame, a chain wheel is rotatably arranged on the lifting frame, an inner sliding block is arranged in the movable frame, the inner sliding block is fixedly connected with one end of a chain, a lifting plate is fixedly arranged at the other end of the chain, and the chain is meshed with the chain wheel. Further, a driving gear is rotatably arranged on the lifting frame, the driving gear is fixedly arranged with the butt-joint gear, and the driving gear is meshed with a gear ring coaxial with the chain wheel. When the lifting mechanism is used, the electromechanical module to be lifted is placed on the lifting plate, the main body mechanism is moved to the appointed working position through the moving wheel, the butt joint gear drives the driving gear to rotate, the chain wheel is driven to rotate, the chain wheel drives the chain to rotate, and the chain drives the lifting plate to lift. Further, the regulating mechanism further comprises a bidirectional screw rod rotatably mounted on the side fixing plate, a bidirectional external thread is arranged on the bidirectional screw rod, a lower rotating rod is rotatably mounted on the movable frame, an upper rotating rod is rotatably mounted on the lower rotating rod, and the upper rotating rod is rotatably mounted with the lifting frame. Further, an internal thread sleeve is rotatably arranged on the bidirectional screw rod, an internal thread is arranged in the internal thread sleeve, the internal thread sleeve and the bidirectional external thread of the bidirectional screw rod form threaded transmission, side posts are fixedly arranged on two sides of the internal thread sleeve, a sliding groove is formed in the lower rotating rod, and the side posts slide in the sliding groove. Further, an adjusting motor is fixedly installed on the movable frame, an outer driving wheel is rotatably installed on the movable frame, the adjusting motor drives an outer driving wheel to rotate through an output belt, and the outer driving wheel drives a bidirectional screw rod to rotate through a vertical driving belt. Because the required lifting height of different electromechanical modules is different, the lifting height of the lifting frame needs to be adjusted to change, the adjusting motor starts the external trans