Self-climbing robot for installing elevator guide rail

Patent metadata

Field	Value
Publication number	US-10787343-B2
Application number	US-201916558480-A
Country	US
Kind code	B2
Filing date	Sep 3, 2019
Priority date	Nov 23, 2018
Publication date	Sep 29, 2020
Grant date	Sep 29, 2020

Abstract

The present invention discloses a self-climbing robot for installing an elevator guide rail, which comprises a climbing mobile platform, a working mobile platform, a rectangular parallelepiped frame and a PLC control unit. The frame is fixedly provided with a first platform, a second platform, a third platform and a fourth platform from bottom to top, the top end of a screw provided vertically is fixedly connected with the fourth platform, and the bottom end of the screw is fixedly connected with the first platform; the climbing mobile platform and the working mobile platform are provided with a nut engaged with the screw and a driving mechanism capable of driving the rotation of the nut, respectively, the driving mechanism comprises a driving motor and a pulley box, the working mobile platform is located above the climbing mobile platform, both the climbing mobile platform and the working mobile platform are slidingly connected with the frame, and the climbing mobile platform and the working mobile platform are only capable of sliding in the vertical direction. The self-climbing robot for installing the elevator guide rail according to the present invention can automatically complete the task of measuring a well and installing a guide rail, and can self-climb in the elevator well.

First claim

What is claimed is:

1. A self-climbing robot for installing an elevator guide rail, comprising: a climbing mobile platform, a working mobile platform, a rectangular parallelepiped frame and a PLC control unit, wherein the frame is fixedly provided with a first platform, a second platform, a third platform and a fourth platform from bottom to top, the top end of a screw provided vertically is fixedly connected with the fourth platform, and the bottom end of the screw is fixedly connected with the first platform; the climbing mobile platform and the working mobile platform are provided with a nut engaged with the screw and a driving mechanism capable of driving the rotation of the nut, respectively, the driving mechanism comprises a driving motor and a pulley box, the working mobile platform is located above the climbing mobile platform, both the climbing mobile platform and the working mobile platform are slidingly connected with the frame, and the climbing mobile platform and the working mobile platform are only capable of sliding in the vertical direction;
the second platform and the climbing mobile platform are fixedly provided with four rail clamps corresponding to the guide rail, respectively;
the third platform and the fourth platform are horizontally provided with four sets of cross-shaped sliding platforms, respectively, the long strokes of the cross-shaped sliding platforms on the car side and the counterweight side are in parallel with the side walls of the car side and the counterweight side, respectively, the upper slider of the cross-shaped sliding platform is fixedly connected with a rail clamp, respectively, the bottom surface of the third platform is fixedly provided with four tightening devices a corresponding to the guide rail, the bottom surface of the fourth platform is fixedly provided with four linear sliding platforms c in the X-axis direction corresponds to the guide rail, each of the linear sliding platforms c is fixedly provided with two impact drills, and the distance between the two impact drills is equal to the center distance between expanded bolt holes of a guide rail bracket;
the upper plane of the working mobile platform is provided with four linear sliding platforms a corresponding to the guide rail, each of the linear sliding platforms a is fixedly connected with a bracket push rod, the bracket push rod is provided with a set of tightening devices b, the bracket push rod at the car side is symmetrically provided with two welding guns, the bracket push rod at the counterweight side is provided with a welding gun; the upper plane of the working mobile platform is provided with four linear sliding platforms b corresponding to the guide rail, the upper slider of each of the linear sliding platforms b is fixedly connected with a rail clamp;
the driving motor, the cross-shaped sliding platform, the tightening device a, the tightening device b, the linear sliding platform a, the linear sliding platform b, the linear sliding platform c, and all of the above rail clamps are electrically connected with the PLC control unit, respectively.

2. The self-climbing robot for installing an elevator guide rail according to claim 1 , wherein the climbing mobile platform is located between the first platform and the second platform, and the working mobile platform is located between the third platform and the fourth platform.

3. The self-climbing robot for installing an elevator guide rail according to claim 2 , wherein the frame between the first platform and the second platform is provided with four vertical first guide rails, the climbing mobile platform is fixedly provided with a slider slidably engaged with the first guide rails; the frame between the third platform and the fourth platform is provided with four vertical second guide rails, and the climbing mobile platform is fixedly provided with a slider slidably engaged with the second guide rails.

4. The self-climbing robot for installing an elevator guide rail according to claim 3 , wherein a base plate is provided between the first guide rail and the frame and between the second guide rail and the frame, respectively.

5. The self-climbing robot for installing an elevator guide rail according to claim 1 , further comprising: a trolley car slidably engaged with the installed guide rail, wherein the bottom of the frame is provided with an electric winch capable of controlling the trolley car to lift.

6. The self-climbing robot for installing an elevator guide rail according to claim 1 , wherein each of the tightening devices a and each of the tightening devices b comprise two electric wrenches, and the center distance between the two electric wrenches is equal to the distance between the center holes of the ends of the guide rail.

7. The self-climbing robot for installing an elevator guide rail according to claim 1 , wherein the linear sliding platform a at the car side is provided along the Y axis, the linear sliding platform a at the counterweight side is provided along the X axis; the linear sliding platform b at the car side is provided along the Y axis, and the linear sliding platform b at the counterweight side is provided along the X axis.

8. The self-climbing robot for installing an elevator guide rail according to claim 1 , wherein the bracket push rod is welded by a steel plate and an angle iron.

9. The self-climbing robot for installing an elevator guide rail according to claim 1 ,
wherein the driving motor is a servo motor.

Assignees

• Univ Yanshan
• Shanghai Haishunxi Intelligent Tech Co Ltd

Inventors

• Zhao Yanzhi
• Han Longguang
• Guo kaida
• Li Guoqing
• Shan Yu

Classifications

• B66B11/0226

  Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation · CPC title

• B66B1/285

  with the use of a speed pattern generator · CPC title

• E04G2003/286

  mobile vertically · CPC title

• E04G3/28

  Mobile scaffolds; Scaffolds with mobile platforms {(movable inspection or maintenance platforms for bridges E01D19/106, lifting devices for movable platforms, e.g. on vehicles B66F11/04)} · CPC title

• B66B19/002 Primary

  installing or exchanging guide rails (details of rails B66B7/02) · CPC title