CN201248811Y

CN201248811Y - Walk assisting wheelchair

Info

Publication number: CN201248811Y
Application number: CNU2008200783815U
Authority: CN
Inventors: 马廷凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-18
Filing date: 2008-08-18
Publication date: 2009-06-03
Anticipated expiration: 2018-08-18

Abstract

The utility model relates to the technical field of walk assisting and wheelchair, in particular to a walk assisting wheelchair, which solves the problems that an existing wheelchair has single function, users only can be pushed by other people in sitting on the wheelchair, and can not walk and exercise lower limbs by means of the wheelchair. The walk assisting wheelchair is formed by a front wheelchair frame, a back wheelchair frame, a U-shaped handrail, a seat board, a brace rod and connecting bars, which has the double effects of wheelchair and walk assisting. The U-shaped handrail is welded with perpendicular connecting bars, and is arranged on the top end of the front wheelchair frame in pin joint through a locking device, the upper end of the front wheelchair frame is hinged with the upper end of the back wheelchair frame through a pin shaft, the two ends of the brace rod are respectively hinged with the back wheelchair frame through pin shafts, and the seat board is arranged on the back wheelchair frame. Users can hold the U-shaped handrail of the wheelchair, walk by standing in the wheelchair to exercise the lower limbs, and can sit down to have a rest at any time. The brace rod is folded upwards to make the walk assisting wheelchair in a folding form when in storage or transportation.

Description

Booster wheel chair

Technical field

This utility model relates to walk help and wheelchair technical field, specifically a kind of booster wheel chair.

Background technology

In the life, many people inconvenience of walking as old people, hemiplegic patient, fracture person etc. more, need be walked by aid, carries out limb activity, to prevent amyotrophy.The wheelchair that generally uses is a kind of seat that has wheel at present, and the ubiquity function is less, and occupation mode is single, and old people or self handicapped people are sitting on the wheelchair, promote wheelchair by other people, and user can't be by wheelchair walking and lower limb exercise.

Summary of the invention

The purpose of this utility model provides a kind of booster wheel chair, not only can be used as the walking-replacing tool of user, can also allow user walk by wheelchair, carries out lower limb exercise.Its technical scheme is: booster wheel chair is made up of preceding wheelchair frame, back wheelchair frame, U type handrail, seat board, strut, connecting rod.U type handrail both sides are welded with vertical connecting, and the location jackscrew is equipped with in preceding wheelchair frame upper end, wheelchair frame top before vertical connecting is pinned at by the location jackscrew, and location jackscrew locking U type handrail, and can regulate U type handrail height by the location jackscrew; Preceding wheelchair frame upper end is hinged with wheelchair frame upper end, back by bearing pin, and front-wheel and brake gear are equipped with in lower end, preceding wheelchair frame both sides; Brake lever is equipped with in U type handrail below, connects brake gear by brake cable; Preceding wheelchair frame two side lower parts are welded with fixed cover, fixed via is arranged on the fixed cover, also there is fixed via the two ends of connecting rod and the fixed via corresponding position on the fixed cover, the connecting rod two ends are inserted in the fixed cover respectively, screw passes the fixed via on fixed cover and the connecting rod, and fixed cover is connected with connecting rod; Pedal is housed on the connecting rod; Lower end, back wheelchair frame both sides is equipped with trailing wheel; The strut two ends are hinged with preceding wheelchair frame and back wheelchair frame respectively by bearing pin, and the connection bearing pin is arranged in the middle of the strut, serve as when turning up on axially to connect bearing pin, preceding wheelchair frame with after wheelchair frame can be rugosity; Back wheelchair frame one middle side part is welded with bearing frame B, on the bearing frame B alignment pin is arranged, supporting base on the back wheelchair frame of bearing frame B top is hinged with a rotating shaft by bearing pin, axial location slotted hole and longitudinal register slotted hole are arranged on the rotating shaft, fixed sleeving is fixed on the seat board bottom, and there is circular hole fixed sleeving and rotating shaft longitudinal register slotted hole corresponding position, and rotating shaft inserts in the fixed sleeving, set screw is screwed in the circular hole female thread on the fixed sleeving, and penetrates in the longitudinal register slotted hole of rotating shaft; Bearing frame B tightly holds in the palm below fixed sleeving, and the alignment pin on the bearing frame B inserts in the axial location slotted hole of rotating shaft; Because fixed sleeving can rotate around rotating shaft, and seat board is laterally turned on one's side, be used for the user turnover, because rotating shaft is hinged with the back wheelchair frame, seat board is dug forward, be used to unfold.Back wheelchair frame opposite side middle part is welded with bearing frame A, two locating holes are arranged on the bearing frame A, be welded with a hanger on the back wheelchair frame of bearing frame A top, hook is equipped with in the corresponding position of seat board and hanger, be hung in the hanger, two alignment pins are arranged at the seat board bottom, insert respectively in two locating holes of bearing frame A.The seat board bottom is connected with the backrest post, and handle is equipped with on backrest post top.

The utility model has the advantages that to have wheelchair and help the step dual function, not only can be used as handicapped personnel's such as old people or permanent disability walking-replacing tool, can also help the user of service to walk, carry out lower limb exercise, and can prevent effectively that the user of service from falling down.During use, the seat board side direction is upwards dug, make things convenient for the user of service to be entered in the booster wheel chair by the booster wheel chair rear portion, seat board is set level again, the U type handrail of the hand steered wheelchair of user of service stands on the inner walking of wheelchair and movable, and can take a load off one's feet at any time; When depositing or carrying, can wheelchair is folding.

Description of drawings

Fig. 1 is a structural representation of the present utility model

Fig. 2 is the sketch map after of the present utility model the folding

Fig. 3 is an axonometric chart of the present utility model

Fig. 4 is the structural representation of bearing frame A of the present utility model

Fig. 5 is the structural representation of bearing frame B of the present utility model

The specific embodiment

1 preceding wheelchair frame, 2 back wheelchair frames, 3 front-wheels, 4 trailing wheels, 5 U type handrails, 6 location jackscrews, 7 seat boards, 8 backrest posts, 9 handles, 10 struts, 11 connect bearing pins, 12 brake gears, 13 brake levers, 14 fixed covers, 15 connecting rods, 16 pedals, 17 bearing frame A, 18 bearing frame B, 19 hangers, 20 supporting bases, 21 rotating shafts, 22 fixed sleevings, 23 guide plates among the figure.

From Fig. 1---Fig. 5 as can be known, this utility model booster wheel chair is made up of preceding wheelchair frame 1, back wheelchair frame 2, U type handrail 5, seat board 7, strut 10, connecting rod 15.U type handrail 5 both sides are welded with vertical connecting, and preceding wheelchair frame 1 upper end is equipped with and is decided to be jackscrew 6, and vertical connecting is pinned at preceding wheelchair frame 1 top by being decided to be jackscrew 6, are decided to be jackscrew 6 locking U type handrails 5, and can regulate U type handrails 5 height by being decided to be jackscrew 6; Preceding wheelchair frame 1 upper end is hinged with wheelchair frame 2 upper ends, back by bearing pin, and front-wheel 3 and brake gear 12 are equipped with in lower end, preceding wheelchair frame 1 both sides; Brake lever 13 is equipped with in U type handrail 5 belows, connects brake gear 12 by brake cable; Preceding 1 liang of side lower part of wheelchair frame is welded with fixed cover 14, on the fixed cover 14 fixed via is arranged, also there is fixed via fixed via corresponding position on the two ends of connecting rod 15 and the fixed cover 14, insert respectively in the fixed cover 14 at connecting rod 15 two ends, screw passes the fixed via on fixed cover 14 and the connecting rod 15, and fixed cover 14 is connected with connecting rod 15; Pedal 16 is housed on the connecting rod 15; Lower end, back wheelchair frame 2 both sides is equipped with trailing wheel 4, and trailing wheel 4 is a universal wheel; Strut 10 two ends are hinged with preceding wheelchair frame 1 and back wheelchair frame 2 respectively by bearing pin, and the bearing pin 11 of connection is arranged in the middle of the strut 10, serve as when turning up on axially to connect bearing pin 11, preceding wheelchair frame 1 with after wheelchair frame 2 can be rugosity; Back wheelchair frame 2 one middle side parts are welded with bearing frame B18, bottom alignment pin with the level is arranged on the bearing frame B18, the thickness of step is greater than the pipe thickness of fixed sleeving 22, supporting base 20 on the back wheelchair frame 2 of bearing frame B18 top is hinged with a rotating shaft 21 by bearing pin, axial location slotted hole and longitudinal register slotted hole are arranged on the rotating shaft 21, fixed sleeving 22 is fixed on seat board 7 bottoms, fixed sleeving 22 has circular hole with rotating shaft 21 longitudinal register slotted hole corresponding positions, rotating shaft 21 inserts in the fixed sleeving 22, set screw is screwed in the circular hole female thread on the fixed sleeving 22, and penetrates in the longitudinal register slotted hole of rotating shaft 21; Bearing frame B18 tightly holds in the palm below fixed sleeving 22, and the alignment pin with the level on the bearing frame B18 inserts in the axial location slotted hole of rotating shaft 21; Because fixed sleeving 22 can make seat board 7 laterally turn on one's side around rotating shaft 21 rotations, is used for the user turnover, because rotating shaft 21 is hinged with back wheelchair frame 2, seat board 7 is dug forward, is used to unfold.Back wheelchair frame 2 opposite sides middle part is welded with bearing frame A17, two locating holes are arranged on the bearing frame A17, be welded with a hanger 19 on the back wheelchair frame 2 of bearing frame A17 top, thorax is gyalectiform in the hanger 19, and seat board 7 is equipped with rectangular lamellar hook with the corresponding position of hanger 19, and the lamellar width is greater than hanger 19 A/Fs, when the seat board level, rectangular lamellar hook vertically hangs in the hanger 19, can take out in hanger 19 at any time, realizes seat board 7 rollovers; When seat board was dug forward, rectangular lamellar hook level was stuck in the hanger 19; Be welded with guide plate 23 between bearing frame A17 and the hanger 19, lead is equipped with in position corresponding with guide plate 23 on the seat board 7, two alignment pins are arranged at seat board 7 bottoms, during installation seat plate, lead slides along guide plate 23, and two alignment pins of seat board 7 belows are accurately inserted in two locating holes on the bearing frame A17; Seat board 7 bottoms are connected with backrest post 8, and handle 9 is equipped with on backrest post 8 tops.

Claims

1, a kind of booster wheel chair is characterized in that: be made up of preceding wheelchair frame (1), back wheelchair frame (2), U type handrail (5), seat board (7), strut (10), connecting rod (15); U type handrail (5) both sides are welded with vertical connecting, and location jackscrew (6) is equipped with in preceding wheelchair frame (1) upper end, and vertical connecting is pinned at preceding wheelchair frame (1) top by location jackscrew (6); Preceding wheelchair frame (1) upper end is hinged with back wheelchair frame (2) upper end by bearing pin, and front-wheel (3) and brake gear (12) are equipped with in preceding wheelchair frame (1) lower end, both sides; Brake lever (13) is equipped with in U type handrail (5) below, connects brake gear (12) by brake cable; Preceding wheelchair frame (1) two side lower part is welded with fixed cover (14), fixed cover has fixed via on (14), also there is fixed via fixed via corresponding position on connecting rod (15) two ends and the fixed cover (14), insert respectively in the fixed cover (14) at connecting rod (15) two ends, screw passes the fixed via on fixed cover (14) and the connecting rod (15), and fixed cover (14) is connected with connecting rod (15); Pedal (16) is housed on the connecting rod (15); Back wheelchair frame (2) lower end, both sides is equipped with trailing wheel (4); Strut (10) two ends are hinged with preceding wheelchair frame (1) and back wheelchair frame (2) respectively by bearing pin, and connection bearing pin (11) is arranged in the middle of the strut (10); Back wheelchair frame (2) one middle side parts are welded with bearing frame B (18), bearing frame B has alignment pin on (18), supporting base (20) on the back wheelchair frame (2) of bearing frame B (18) top is hinged with a rotating shaft (21) by bearing pin, axial location slotted hole and longitudinal register slotted hole are arranged on the rotating shaft (21), fixed sleeving (22) is fixed on seat board (7) bottom, fixed sleeving (22) has circular hole with rotating shaft (21) longitudinal register slotted hole corresponding position, rotating shaft (21) inserts in the fixed sleeving (22), set screw is screwed in the circular hole female thread on the fixed sleeving (22), and penetrates in the longitudinal register slotted hole of rotating shaft (21); The tight holder of bearing frame B (18) is in fixed sleeving (22) below, and the alignment pin on the bearing frame B (18) inserts in the axial location slotted hole of rotating shaft (21); Back wheelchair frame (2) opposite side middle part is welded with bearing frame A (17), two locating holes are arranged on the bearing frame A (17), be welded with a hanger (19) on the back wheelchair frame (2) of bearing frame A (17) top, seat board (7) is equipped with hook with the corresponding position of hanger (19), hang in the hanger (19), two alignment pins are arranged at seat board (7) bottom, insert respectively in the locating hole of bearing frame A (17); Seat board (7) bottom is connected with backrest post (8), and handle (9) is equipped with on backrest post (8) top.

2, a kind of booster wheel chair as claimed in claim 1 is characterized in that: trailing wheel (4) is a universal wheel.

3, a kind of booster wheel chair as claimed in claim 1 is characterized in that: the interior thorax of hanger (19) is gyalectiform, and seat board (7) is rectangular lamellar hook with the hook of hanger (19) corresponding position, and the lamellar width is greater than hanger (19) A/F.

4, a kind of booster wheel chair as claimed in claim 1 is characterized in that: be welded with guide plate (23) between bearing frame A (17) on the back wheelchair frame (2) and the hanger (19), seat board (7) is gone up the position corresponding with guide plate (23) lead is housed.

5, a kind of booster wheel chair as claimed in claim 1 is characterized in that: the alignment pin bottom on the bearing frame B (18) has step, and the thickness of step is greater than the pipe thickness of fixed sleeving (22).