Full-plastic wheelchair

Abstract

The invention provides a full-plastic wheelchair. A semi-frame is formed by connecting an upper cross bar and a lower cross bar which are molded in half, a left straight lever and a right straight lever with pipe joints A, B, C and D by a concave dovetail groove, a convex dovetail groove thereon and a plastic nut; a hand wheel is connected with a travel wheel through a connecting rod on the hand wheel and a corresponding connecting column with through holes on the travel wheel, and the hand wheel and the travel wheel are connected with the connecting rod throguh an expansion bolt; a brake component is formed by engaging a gear A with a handle and a gear B with a rotary handle and then arranging the gear A and the gear B on a fixed plate; a folding component is formed by connecting a support bar A and a support B which are provided with two joints; the joints are formed by a joint piece A with a flange and a joint piece B with a caulking groove in half; and the support bar A and the support bar B which are molded in half are respectively integrated with the two joints through the plastic nut. In the invention, all the parts are full-plastic parts without a metal fastener; the wheelchair is particularly suitable for being taken as an accessory for medical inspection, thus greatly reducing the labor intensity of medical personnel, and saving time and labor; and in addition, the sections of the bars are oval, thus the wheelchair has great bearable force, less parts, light weight and easy assembly and disassembly.

Description

technical field [0001] The invention relates to a wheelchair, in particular to an all-plastic wheelchair which can be used by disabled persons and patients for medical examination in hospitals, such as X-ray perspective or filming and daily life. Background technique [0002] Although there are many types of wheelchairs currently available on the market, they can meet the requirements of disabled people and patients with different defects. Because doctors in hospitals still need to borrow various medical equipment or medical instruments to perform various medical examinations or treatments on patients, such as X-ray For fluoroscopy or film examination, if the patient cannot stand, someone needs to support him. The person who supports him will also be irradiated by X-rays, causing unnecessary damage. However, the existing wheelchairs have metal fasteners and metal parts However, the patient cannot sit in a wheelchair for X-ray perspective or filming and other types of physica...

AI Technical Summary

Problems solved by technology

[0002] Although there are many types of wheelchairs currently available on the market, they can meet the requirements of disabled people and patients with different defects. Because doctors in hospitals still need to borrow various medical equipment or medical instruments to perform various medical examinations or treatments on patients, such as X-ray For fluoroscopy or film examination, if the patient cannot stand, someone needs to support him. The person who supports him will also be irradiated by X-rays, causing unnecessary damage. However, the existing wheelchairs have metal fasteners and metal parts , the patient is still unable to sit in a wheelchair for X-ray perspective or filming and other types of physical therapy, which brings a lot of inconvenience to the work of medical staff

[0003] Patent No. 96241945.1 "Wheelchair" and Patent No. 200920190048.8 "Alloy Plastic Wheelchair" are both made of plastic and light in weight, but they still have metal fasteners or metal parts on them, which cannot meet the special requirements of medical examinations

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