Unlock instant, AI-driven research and patent intelligence for your innovation.

Lifting structure of wheelchair universal wheel

A lifting structure and universal wheel technology, which is applied to the rescue of vehicles, chairs or special transportation tools for patients, medical transportation, etc. The effect of science, ingenious idea, overcoming technical difficulties

Inactive Publication Date: 2016-10-26
TIANJIN XINCHENG NEW SCI TRADE
View PDF10 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the universal wheels of the wheelchairs used by the disabled are fixed and cannot be adjusted in height, so they cannot meet the requirements of the disabled.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Lifting structure of wheelchair universal wheel
  • Lifting structure of wheelchair universal wheel

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0015] The present invention will be further described in detail below in conjunction with the accompanying drawings and through specific embodiments. The following embodiments are only descriptive, not restrictive, and cannot limit the protection scope of the present invention.

[0016] A lifting structure for a universal wheel of a wheelchair, comprising a support tube 1, a mounting sleeve 4, a fork frame 5 and casters 6, the support tube and the mounting sleeve are coaxially connected, the lower end of the mounting sleeve is fixed with a fork frame, and the fork frame is installed casters.

[0017] The innovation point of the present invention is:

[0018] The support tube has internal teeth, and a screw cap 8 of a screw rod 7 is embedded in the mounting sleeve, and the external teeth of the screw rod engage the internal teeth of the support tube, so that when the mounting sleeve is turned, the screw rod The meshing support pipe rises or falls, thereby making the universal...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention relates to a lifting structure of a universal wheel of a wheelchair, comprising a support tube, a mounting sleeve, a fork frame and casters, the support tube is coaxially connected with the mounting sleeve, a fork frame is fixed at the lower end of the mounting sleeve, and casters are mounted on the fork frame , the support pipe has internal teeth and external teeth, the internal teeth of the support tube mesh with the external teeth of a screw rod, and the screw cap of the screw rod is embedded in the installation sleeve; the external teeth of the installation sleeve engage with an inner tooth Wire sleeve, the lower part of the inner wire sleeve is embedded on the flange cap made of the installation sleeve. The entire structure is scientifically designed and ingeniously conceived, which overcomes the technical difficulties existing in the existing universal wheels, and has a very broad market prospect.

Description

technical field [0001] The invention belongs to the field of wheelchairs, and relates to universal wheels used in wheelchairs, in particular to a lifting structure for universal wheels of wheelchairs. Background technique [0002] At present, the wheelchairs used by the disabled have universal wheels that are fixed and cannot be adjusted in height, so they cannot meet the requirements of the disabled. [0003] Through searching, it is found that there are many published patent documents related to the application of the present invention, and the following two are close: [0004] 1. An angle-adjustable universal wheel (CN104553612A), which includes a universal wheel set, and also includes: a support adjustment unit, which includes a support connector, and the support adjustment unit is connected to the universal wheel set connection, used to adjust the left and right and front and rear angles of the universal wheel set; a housing unit, which is connected with a car body, us...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): A61G5/10
CPCA61G5/10A61G2200/34
Inventor 郭有新薛桐奎
Owner TIANJIN XINCHENG NEW SCI TRADE