Walking pneumatic wall-climbing robot

A wall-climbing robot and walking technology, applied in the field of wall-climbing robots, can solve the problems of poor adsorption, small motion torque, weak load-bearing capacity, etc., and achieve the effects of reliable adsorption performance, simple direction control, and strong load-bearing capacity.

Inactive Publication Date: 2016-01-06
XIANGTAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are still many problems in various wall-climbing robots, such as: negative pressure and vacuum adsorption methods are not limited by wall materials and have a wide range of applications.
However, when the wall surface is uneven, the suction cup is prone to excessive gas leakage, resulting in insufficient adsorption force, reducing the carrying capacity of the wall-climbing robot, and even causing the wall-climbing robot to fall from the wall; Must be magnetically permeable material
Although biped wall-climbing robots have strong ability to overcome obstacles, they have weak load-bearing capacity; rotor-type wall-climbing robots are not only difficult to control in direction, but also fail immediately after power disappears; although bionic adsorption (imitation gecko) have strong flexibility and small size, But their poor adsorption needs to be improved, so it is destined to have a small load,
[0005] Therefore, wall-climbing robot technology still has deficiencies in many aspects, especially technical problems such as unreliable adsorption, small motion torque, low load resistance capacity, and inflexible steering.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0062] Embodiment 1, the present invention includes a mechanical structure, a pneumatic system and a vacuum adsorption system. An air compressor is used to provide an air source for the pneumatic system, thereby avoiding motor rotation noise. The power source is provided by an air compressor, and air pressure is used to drive a pair of long legs and short legs that move relative to the frame 2, that is, the right long leg 1, the left long leg 4, the front short leg 3, and the rear short leg 6. Simultaneously control the vacuum suction cups 12 on the long and short limbs to alternately absorb and climb the wall; the mechanical device mainly includes a frame 2, a pair of long limbs, namely the right long limb 1, a left long limb 4, and a pair of short limbs, namely the front short Legs 3 and rear short legs 6; right long leg 1 and left long leg 4 adopt a left-right symmetrical layout, which can move up and down parallel to the wall, and can move up and down vertically within a ce...

Embodiment 2

[0063] Embodiment 2, the right long limb 1, the left long limb 4, the front short limb 3, and the rear short limb 6 of the present invention have compressibility, and the right long limb 1 and the left long limb 4 can The vertical frame 2 moves up and down within the height range, and it includes four parts: the long limb connecting bracket 14, the long limb lifting bracket 15, the long limb slider 13, the long limb guide rail 16, and the long limb buffer device 8, and the long limb connecting bracket 14 The suction cup 12 is fixed, and the long-limb walking cylinder 10 is installed on the frame 2 to drive the right long-limb leg 1 and the left long-limb leg 4 to move up and down parallel to the wall, and is fixed by a bolt 25 connection; wherein the long-limb lifting cylinder 11 is installed on the long-leg connecting bracket 14 drives the long-limb buffer device 8 to drive the long-limb lifting bracket 15 to move up and down the suction cup 12 fixedly connected to realize the...

Embodiment 3

[0064] Embodiment 3, the buffer device 7 for short limbs and the buffer device 8 for long limbs include springs and guide rods. Take the short limb buffer device 7 as an example, the base 32 is installed on the lower surface of the short limb lifting bracket 5, one end of the fixed spring 29, the guide rod 30 is installed on the cylinder connecting bracket 31, the spring 29 is sleeved on the guide rod 30, and the spring 29 is another One end links to each other with short limb lifting support 5. The cylinder connection bracket 31 is connected with the short limb lifting bracket 5 by a spring 29 and has a buffering effect. refer to Figure 1 to Figure 8 , all the other are with above-mentioned embodiment 1.

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Abstract

The invention provides a walking pneumatic wall-climbing robot and belongs to wall-climbing robots. The technical problems that an existing wall-climbing robot is complex in structure, large in power consumption, weak in loading capacity, difficult to operate and use and the like are mainly solved through the walking pneumatic wall-climbing robot. According to the technical scheme, the walking pneumatic wall-climbing robot comprises a mechanical device, a pneumatic system and suction devices; the pneumatic system comprises an air compressor and an air cylinder; the suction devices comprise suction cups and are used for achieving the suction function; the mechanical device mainly comprises a rack (2), a pair of long limb legs and at least one short limb leg; the long limb legs and the short limb legs are provided with the suction devices respectively; the rack is matched and connected with the long limb legs and matched and connected with the short limb legs respectively in a structural mode of guide rails and sliding blocks; the long limb legs and the short limb legs are installed at the lower portion of the rack (2) in a movable fit mode and connected with a lifting air cylinder installed on the rack (2). The walking pneumatic wall-climbing robot is simple and reliable in structure and high in suction capacity, and mainly can be used for dust removal, cleaning and detection of high-rise walls.

Description

technical field [0001] The invention relates to a wall-climbing robot, in particular to a walking-type pneumatic wall-climbing robot. Background technique [0002] With the wide application and rapid development of various robots in various fields, the wall-climbing robot has attracted more and more attention as an automatic mechanical device that can replace manual limit operations on vertical walls. [0003] At present, various wall-climbing robots have been developed at home and abroad. The driving methods include motor drive and pneumatic drive. Generally, electric energy is used to provide energy, and the electric energy is converted into gas internal energy or mechanical energy through the motor. However, the rotation of the motor has certain mechanical noise and electromagnetic noise. In addition, for the wall-climbing robot driven by the motor, the motor not only has a large mass, which increases the mass of the robot, but also has a relatively small torque, low loa...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B62D57/024
Inventor 周友行罗昕尹伟杰李滔孔拓
Owner XIANGTAN UNIV
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