CN101084854A - Wheelchair for old people and invalids - Google Patents
Wheelchair for old people and invalids Download PDFInfo
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- CN101084854A CN101084854A CN 200710066043 CN200710066043A CN101084854A CN 101084854 A CN101084854 A CN 101084854A CN 200710066043 CN200710066043 CN 200710066043 CN 200710066043 A CN200710066043 A CN 200710066043A CN 101084854 A CN101084854 A CN 101084854A
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- seat
- bedpan
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- backrest
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Abstract
The invention relates to a wheelchair for senior disabled which comprises chassis as the key supporting body, coach, oil cylinder, manual pump, oil tank, driving turning bracket connected on the chassis, right and left driving axles, balance mechanism connected to the underside of the chassis, driving turning gear, driving mechanism connected on the bracket, driving piece arranged under the left and right turning handwheel. The coach is connected with pedal at its front and backrest at its back. The backrest is connected with the piston rod of the oil cylinder. The backrest and pedal is connected by pitman. There is a sliding seat board on the coach. Bedpan is connected on the bedpan bearing. Lifting rod is fixed at one side on the coach. The bearing of the bedpan is connected with lifting rod through lifting arm. Senior citizen or the disabled sit on the wheelchair, operate manual pump, balance mechanism realizes the transformation between seated position and lay condition, slide off slide seat board, operate lifting rod to raise bedpan to perform urination and defecation relieving, operate driving turning gear and driving mechanism can realize advancement, turning and immobilization of the wheelchair.
Description
Technical field
The present invention is a kind of wheelchair for old people and invalids.
Background technology
Everyone can especially have the China of tens00000000 populations along with old age is stepped in the increase at age, and the shared ratio of old people is quite big.The old people who has suffers from arthritis, can not squat down to separate just large and small and need the people and help, and the old people who has, legs and feet are bad, and walking needs the people holding up; In addition, the bad people with disability that can not walk of some legs and feet looks after when daily life at ordinary times must have man-hour.Though the special-purpose wheelchair of people with disability has been arranged at present, and the time sits long, want to lie, must someone help to transfer to bed is gone up or sofa on, moreover wheelchair-bound people with disability wants to separate just large and small, that especially the very important person look after not only embarrassment but also helpless sometimes.These are to watch with the tail of one's eye for we younger generation, painful will go to work within everyday, and are unable to do what one wants very much to do, does the elder who does not wish us pass comfortablely old age, leisure is close a bit? that yes is sure in answer.
Summary of the invention
The present invention is directed to the problems referred to above, proposed a kind of wheelchair for old people and invalids, can solve a big chunk old people and invalids and be sitting on the wheelchair, under unmanned situation about helping, with a hand operated, with regard to can solve lie low and mutual conversion, defecation and the walking of sitting posture, turn to, arresting problem.
The wheelchair for old people and invalids that the present invention proposes, it by seat, chassis, bedpan, carry on the back mechanism, slip seat board, slip seat board opening, bedpan elevating mechanism, balanced controls, driving turning rack, drive parts such as steering mechanism, left drive axle, right drive axle, arrestment mechanism, backing cushion, slip seat board pad, seat chair pad and form.Carrying on the back mechanism has backrest, foot-operated, oil cylinder, fuel tank, manual pump, and arrestment mechanism has walking arrestment mechanism and brake stator mechanism.The chassis is a core supporting mass of the present invention, seat has four seat legs, the seat leg is connected with the seat bearing, seat is fixed on the chassis by the seat bearing, the slip seat board that can slip off is arranged on the seat board position of seat, dispose slip seat board opening in a side of seat, the seat front is connected with foot-operated with bearing pin, the back connects backrest with hollow built-up shaft, backrest with ride between have connecting rod to connect; The afterbody of oil cylinder is connected and fixed on the chassis with cylinder support, the piston rod of oil cylinder has the piston rod square toes to connect with backrest, fuel tank is connected in the afterbody above the chassis, and manual pump is fixed by bolts to a side on chassis from the bottom, have oil pipe to be connected between fuel tank, oil cylinder, manual pump; Drive turning rack and be connected in a side forward above the chassis, driving steering mechanism is connected on the driving turning rack, the left and right driving bridging is connected on the front end below the chassis, and the left and right drive sprocket that drives steering mechanism has left and right chain to connect with the left and right driven sprocket of left and right driving bridge respectively; The balance handwheel of balanced controls, minor sprocket are assemblied in an end of the hollow built-up shaft that seat connects with backrest, the hinge wheel of balanced controls, hinge wheel axle, shaft coupling, gear shaft, balancing stand are fixed on the afterbody below the chassis, and minor sprocket has the balance chain to connect hinge wheel; The elevating lever of bedpan elevating mechanism is fixed on a side of seat by elevating lever holder, elevating lever guide holder, be welded with four carriage guiding on the bedpan carriage of bedpan elevating mechanism, the carriage guiding is assembled with the seat leg of seat, be connected with the bedpan supporting on the bedpan carriage, bedpan is connected on the dovetail groove of bedpan supporting by the dovetail guided way of its bottom, is connected with lifting arm between elevating lever and bedpan supporting; Arrestment mechanism by feed screw nut's seat of walking braking pole socket of arrestment mechanism and brake stator mechanism be welded on drive on the turning rack fixing, brake(-holder) block place drive steering mechanism left and right turn to handwheel below; Cord is arranged at the bottom of backing cushion, slip seat board pad, seat chair pad, and cord is separately fixed on backrest, slip seat board, the seat by knotting.
When old people or people with disability are sitting on this wheelchair, when buttocks need loosen, operation can lie low.With the balance handwheel of hands rotary balance mechanism, balancing stand is stretched backward earlier, to strengthen the stability of wheelchair.Then open the unloader of the manual pump of carrying on the back mechanism, person back leans back, under this active force, in-oil cylinder hydraulic oil flows back to fuel tank, piston rod retraction and make backrest around hollow built-up shaft to post deflection, ride simultaneously under the drive of connecting rod, also deflection is risen together, the original like this shank that is in case of bending has also obtained stretching and has loosened, and the unloader of cutting out manual pump when arriving suitable bed flat position just can.When needs are changed into sitting posture by lying status, grasp the power pull handle or the power rocking handle of manual pump, and front and back pulling power rail, make manual pump provide power to oil cylinder, the oil cylinder piston bar stretches out, and promote backrest around the deflection forward of hollow built-up shaft, ride simultaneously under the drive of connecting rod, also deflection descends together, when arriving suitable sitting posture position, the power rail that stops drag manual pump just can, lying status is just changed into the sitting posture state like this.
When old people or people with disability are sitting on this wheelchair, need carry out large and smallly just the time, bedpan is taken off bedpan cover, the dovetail groove in the bedpan supporting be pushed into seat below (bedpan also can be placed in the bedpan supporting at any time, below seat, take out when needing, put back to again after taking off bedpan cover).Balance handwheel with hands rotary balance mechanism, balancing stand is stretched backward, then start and carry on the back mechanism, under lying status, alleviated the pressure of buttocks greatly, made, followed with hands as drawing drawer to draw back the slip seat board (when having only a hands with the easier trousers of taking off of hands to seat, the working head of available slip seat board opening is enclosed within on the seat board handle of slip seat board, pushes open or the slip seat board that closes).At this moment, the operation manual pump, lying status is changed to the sitting posture state, then use the elevating lever of the bedpan elevating mechanism of having handed up, and drive the bedpan carriage with upwards picking-up of bedpan, when bedpan is concordant with seat, rotate elevating lever, make straight pin on the elevating lever snap in the open slot location on the elevating lever holder and finish the lifting of bedpan.Large and small when just finishing, the backward rotation elevating lever, the straight pin on the elevating lever withdraws from the trough with straight angle on the elevating lever holder, under action of gravity, bedpan and bedpan carriage descend simultaneously, till four carriages guiding of being blocked the bedpan carriage by the member of seat and finish resetting of bedpan.The slip seat board that then closes takes out bedpan and also covers bedpan cover, opens the water inlet of bedpan front end and the discharge outlet of rear end, and bedpan is rinsed well.
When old people or people with disability are sitting on this wheelchair, in the time of need advancing, driving handwheel with hands rotating drive steering mechanism, driving shaft drives left and right chain core wheel simultaneously and left and right drive sprocket rotates, and the left and right driven sprocket and the rotation of left and right driving wheel that drive drive axle by left and right chain realize advancing of wheelchair.When the needs left steering, directly rotate the left steering handwheel with hands, and drive left drive sprocket rotation, because the ratchet mechanism principle of left drive sprocket and left chain core wheel, left side drive sprocket can not drive right drive sprocket and rotate, and is same, and right drive sprocket can not drive left drive sprocket yet and rotate.Following left drive sprocket rotates by left driven sprocket and the left driving wheel that left chain drives left drive axle, back supporting eccentric on the chassis, the counterbalanced eccentric on the balancing stand are under the left driving wheel rotary action at this moment, the point that contacts with ground with right driving wheel is that rotate in the center of circle simultaneously, thereby realizes the left steering of wheelchair.When needing right turn, directly rotate the right turn handwheel with hands, transmission process is same as above.
Advance when needing braking at wheelchair, use the braking of walking arrestment mechanism.Upwards lift brake bar with hands, brake(-holder) block contacts the left and right handwheel that turns to that drives steering mechanism simultaneously, and under the frictional force effect, two turn to the handwheel velocity of rotation to slow down, and when frictional force is enough big, is then become static by rotation.Because of the left and right handwheel that turns to is connecting left and right drive sprocket, left and right drive sprocket has chain to be connected with left and right driven sprocket, left and right driven sprocket drives the rotation of left and right driving wheel and advances, so brake(-holder) block turns to the braking of handwheel to be converted to the indirect braking that left and right driving is taken turns to left and right.Brake bar sets back, and just removes braking.Lying low or carrying out large and small just the time, for guaranteeing the stability of wheelchair, then need to use the braking of brake stator mechanism, turn the braking handwheel of brake stator mechanism this moment, to the walk brake bar of arrestment mechanism of curved surface feed screw nut makes progress jack-up and makes brake(-holder) block contact the left and right handwheel that turns to that drives steering mechanism simultaneously, under the frictional force effect, realize two restrictions that turn to handwheel to rotatablely move have also been realized the restriction that the left and right driving wheel is rotatablely moved indirectly.The braking handwheel of backward rotation brake stator mechanism, the brake bar of walking arrestment mechanism and the curved surface feed screw nut of brake stator mechanism produce distance, and brake bar sets back under the self gravitation effect, just removes braking.
The invention has the beneficial effects as follows, most of old people or people with disability are sitting on this wheelchair, not under the situation that other people help, only operate with a hands, just can realize sitting posture state and lying status mutual conversion, be sitting in the walking and the braking of defecation and wheelchair on the wheelchair, simple to operate, the setting and the operation of each mechanism, member meet human engineering.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a front view of the present invention.
Fig. 2 is a vertical view of the present invention.
Fig. 3 is the front view of seat.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 be the seat cushion support plate overlook partial enlarged drawing (I local amplify).
Fig. 6 is the A-A profile of Fig. 4.
Fig. 7 is the B-B profile of Fig. 4.
Fig. 8 is the vertical view on chassis.
Fig. 9 is that the C of Fig. 8 is to view.
Figure 10 is the D-D revolved sectional view of Fig. 9.
Figure 11 is the E-E profile of Figure 10.
Figure 12 is a backrest and the figure that connects of seat, foot-operated, oil cylinder.
Figure 13 is the F-F revolved sectional view (the local amplification) of Figure 12.
Figure 14 is the side view of backrest.
Figure 15 is that the H of Figure 13 is to view (part).
Figure 16 is the G-G cutaway view (partial cutaway) of Figure 12.
Figure 17 is the sectional arrangement drawing of connecting rod and connecting rod square toes.
Figure 18 is the vertical view of Figure 17.
Figure 19 is the vertical view of fuel tank.
Figure 20 is the I-I cutaway view (partial cutaway) of Figure 19.
Figure 21 is the J-J cutaway view (partial cutaway) of Figure 19.
Figure 22 is the K-K profile of Figure 21.
Figure 23 is the vertical view (part) of manual pump.
Figure 24 is the L-L cutaway view (the local amplification cutd open) of Figure 23.
Figure 25 is that the M of Figure 23 is to view.
Figure 26 is the main cutaway view of bedpan.
Figure 27 is the N-N cutaway view of Figure 26.
Figure 28 is the O-O profile of Figure 26.
Figure 29 is the P-P cutaway view (partial cutaway) of Figure 27.
Figure 30 is the front view (partial cutaway) of screw mandrel crossbeam.
Figure 31 is the vertical view of Figure 30.
Figure 32 is the front view of slip seat board.
Figure 33 is the vertical view (partial cutaway is removed support plate) of Figure 32.
Figure 34 is the front view (partial cutaway) of slip seat board opening.
Figure 35 is that the Q of Figure 34 is to view (part).
Figure 36 is the front view of bedpan elevating mechanism.
Figure 37 is the R-R cutaway view of Figure 36.
Figure 38 is the front view of balanced controls.
Figure 39 is the T-T cutaway view of Figure 38.
Figure 40 is the S-S cutaway view of Figure 38.
Figure 41 is the front view of balancing stand.
Figure 42 is the vertical view of Figure 41.
Figure 43 is the cutaway view that drives steering mechanism.
Figure 44 is the partial sectional view (II is local to be amplified) of left steering ratchet mechanism.
Figure 45 is the U-U cutaway view (partial cutaway) of Figure 44.
Figure 46 is the cutaway view of drive axle.
Figure 47 is the front view that drives turning rack.
Figure 48 is the vertical view of Figure 47.
Figure 49 is that the V of Figure 47 is to view (part).
Figure 50 is the cutaway view of arrestment mechanism.
Figure 51 is the main cutaway view of brake bar.
Figure 52 is the vertical view (partial cutaway) of Figure 51.
Figure 53 is that the W of Figure 51 is to view (part).
Figure 54 is curved surface feed screw nut's a main cutaway view.
Figure 55 is the vertical view of Figure 54.
Figure 56 is the front view of braking pole socket.
Figure 57 is the right view of Figure 56.
Figure 58 is the vertical view of Figure 56.
Figure 59 is the front view (sketch map) of seat chair pad.
Figure 60 is the vertical view (sketch map) of Figure 59.
Figure 61 is the front view (sketch map) of slip seat board pad.
Figure 62 is the vertical view (sketch map) of Figure 61.
Figure 63 is the front view (sketch map) of backing cushion.
Figure 64 is the vertical view (sketch map) of Figure 63.
In Fig. 1～64, the label of each parts is: 1. seat, 2. seat journal stirrup, 3. locating piece, 4. slip seat board opening seat, 5. elevating lever holder connector, 6. foot-operated journal stirrup, 7. seat leg, 8. seat bearing, 9. chassis, 10. drive axle bearing block, 11. elevating lever guide holder connectors, 12. seat bearing connector, 13. recessed slideways, 14. seat cushion support plates, 15. back supporting eccentric, 16. slideway base connectors, 17. bearing block connectors, 18. manual pump seat, 19. oil tank mount, 20. cylinder support connectors, 21. backrest, 22. the piston pole socket, 23. piston rod square toes, 24. oil cylinders, 25. manual pump, 26. support pad, 27. cylinder supports, 28. fuel tanks, 29. connecting rod journal stirrup, 30. the connecting rod square toes, 31. backrest journal stirrups, 32. connecting rods, 33. it is foot-operated, 34. the piston rod fairlead, 35. dust seals, 36. hollow bearing pin locating pieces, 37. hollow bearing pin, 38. oil cylinder oil-feed articulation, 39. attachment pegs, 40. coupling nuts, 41. hollow built-up shaft, 42. fulcrum post, 43. locking nuts, 44. adjust nut, 45. oil return articulation, 46. waterproof cover, 47. fuel-displaced articulations, 48. filter element fixed covers, 49. filter element, 50. check ring, 51. drainage screens, 52. pump oil-feed articulations, 53. power pull handle, 54. the power rocking handle, 55. power rails, 56. oil return articulations, 57. unloader handwheel, 58. the outlet articulation, 59. unloader valve rods, 60. valve stem nuts, 61. valve rod travel pin, 62. rubber cushion cover, 63. ball sealers, 64. bedpans, 65. bedpan cover, 66. the screw mandrel crossbeam, 67. locking nuts, 68. screw mandrel handwheels, 69. screw mandrel, 70. positioning sleeve, 71. shunting disks, 72. bedpans handle, 73. bath articulation, 74. the shunting disk supporting, 75. screw mandrel crossbeams guiding, 76. raised track, 77. seat board handle, 78. support plate, 79. stroke dog screws, 80. slip seat boards, 81. slip seat board opening, 82. working head, 83. elevating levers, 84. elevating lever holders, 85. straight pin, 86. the lifting arm adjusting pad, 87. lifting arms, 88. carriages guiding, 89. bedpan supporting, 90. the bedpan supporting base, 91. elevating lever guide holders, 92. connection seats, 93. bedpan carriage, 94. the balance handwheel, 95. minor sprockets, 96. counterbalanced eccentrics, 97. slideway base, 98. track, 99. sprocket shaft bearings, 100. balance chains, 101. split pin, 102. tooth bar, 103. hinge wheels, 104. gear shaft bearing blocks, 105. connection steel bar, 106. gear shaft, 107. shaft couplings, 108. hinge wheel axles, 109. left driving shaft bearing, 110. left chain core wheel, 111. left drive sprockets, 112. left steering handwheels, 113. ratchet, 114. spring, 115. right chain core wheels, 116. right drive sprockets, 117. right turn handwheel, 118. the right driving axle bearing, 119. driving shaft bearing connectors, 120. right chains, 121. left chain, 122. the driving turning rack, 123. drive handwheel, 124. driving shafts, 125. left driving wheel, 126. right driving wheel, 127. drive axle bearing block connectors, 128. right axle shafts, 129. right driven sprocket, 130. left driven sprocket, 131. left half axles, 132. brake(-holder) blocks, 133. brake bar, 134. locking nut, 135. braking handwheels, 136. guide pads, 137. curved surface feed screw nut, 138. the adjustment nut, 139. braking screw mandrels, 140. feed screw nuts, 141. feed screw nut's seat, 142. the braking pole socket, 143. seat chair pads, 144. slip seat board pads, 145. backing cushion, 146. medicated pillows.
I among Fig. 4 represents the amplification position of seat cushion support plate, and the II among Figure 43 represents the amplification position, part of left steering ratchet mechanism.
The specific embodiment
As Fig. 3～7, the main body of seat (1) is by hollow square shaped steel weldering system, and four seamless steel pipe welding are as the seat leg (7) of seat (1).Be welded with seat journal stirrup (2), foot-operated journal stirrup (6), elevating lever holder connector (5), elevating lever guide holder connector (11), seat cushion support plate (14), slip seat board opening seat (4) on the seat (1).Vacate a part in a side of the seat board position of seat (1) and come and slip seat board (80) assembling, be welded with two recessed slideways (13), on recessed slideway (13), be welded with locating piece (3) at the two ends of vacating part.Seat (1) is fixed on the chassis (9) with Bolt Connection by seat bearing (8), seat bearing connector (12) and drive axle bearing block (10), and the seat leg (7) of seat (1) is as the guided way of bedpan carriage (93).On seat (1), seat cushion support plate (14) is used for improving the comfort level that is seated, and is furnished with aperture on it, is beneficial to ventilative and heat radiation.
As Fig. 8～11, chassis (9) main body is by hollow square shaped steel weldering system, be welded with slideway base connector (16), bearing block connector (17), manually pump seat (18), oil tank mount (19), cylinder support connector (20) on it, support eccentric (15) after two to be welded on the chassis (9) by its bearing block.
As Figure 12～25, carry on the back mechanism and constitute by backrest (21), oil cylinder (24), connecting rod (32), foot-operated (33), fuel tank (28), manual pump parts such as (25).Backrest (21) main body is welded with piston pole socket (22), backrest journal stirrup (31) and connecting rod journal stirrup (29) by seamless steel pipe weldering system on it, backrest (21) is connected and fixed on seat (1) with hollow built-up shaft (41) by backrest journal stirrup (31) and seat journal stirrup (2).The main body of hollow built-up shaft (41) adopts seamless steel pipe, one end and fulcrum post (42) welding, the other end and coupling nut (40) welding, coupling nut (40) is used thread connection with attachment pegs (39), locking nut (43) is arranged on the attachment pegs (39) and adjust nut (44).During work, adjust the best of hollow built-up shaft (41) by attachment pegs (39) and coupling nut (40) and assemble length, moving with the string of adjusting on nut (44) fixation hollow built-up shaft (41) axis, lock by locking nut (43) then.Foot-operated (33) are installed in by a major axis on the foot-operated journal stirrup (6) of seat (1), and backrest (21) has connecting rod (32) to connect by connecting rod journal stirrup (29) and connecting rod square toes (30) with foot-operated (33).One piston rod square toes (23) are arranged on the piston rod of oil cylinder (24), connect with the piston pole socket (22) of backrest (21) with pin and split pin.The afterbody of oil cylinder (24) is welded with a support pad (26), there is aperture to communicate on it with an end of piston, with on the vertical direction of aperture macropore is arranged, a cover bearing respectively is equipped with at the macropore two ends, hollow bearing pin (37) passes the hole on cylinder support (27) and the bearing, cylinder support (27) and support pad (26) are connected into a hinge, with hollow bearing pin locating piece (36) location.Cylinder support (27) is fixed on the cylinder support connector (20) on chassis (9) with Bolt Connection.One end of hollow bearing pin (37) has screw thread and aperture, oil cylinder oil-feed articulation (38) connects with hollow bearing pin (37) by screw thread, the aperture of hollow bearing pin (37) communicates with the oilhole of the aperture of support pad (26), oil cylinder oil-feed articulation (38), and oil cylinder oil-feed articulation (38) has oil pipe to be connected with the outlet articulation (58) of manual pump (25).Piston rod fairlead (34) is arranged on the oil cylinder (24), on piston rod fairlead (34), port is arranged, have dust seal (35) to come small solid particle in the filtered air in the hole, to prolong the seal life on piston and the piston rod fairlead (34).
Fuel tank (28) is connected and fixed with the oil tank mount (19) on bolt and chassis (9), on its top oil return articulation (45) and a port is arranged, and there is bleeder plug the bottom surface, and the side has fuel-displaced articulation (47) and an oil level to show.The fuel-displaced articulation (47) of fuel tank (28) is communicated with the pump oil-feed articulation (52) of manual pump (25) by oil pipe, and the oil return articulation (45) of fuel tank (28) is communicated with the oil return articulation (56) of manual pump (25) by oil pipe.In the oil return articulation (45) of fuel tank (28), drainage screen (51) is arranged, and fixing with check ring (50), to filter the impurity in the hydraulic oil.Filter element (49) is arranged in the port of fuel tank (28), fixing with filter element fixed cover (48), in the outside of filter element fixed cover (48) waterproof cover (46) is arranged, filter element fixed cover (48) and waterproof cover (46) are made of plastic, assemble with interference by good plasticity, also can be coated with small amount of binder in case of necessity.Manual pump (25) is fixed on the manual pump seat (18) on chassis (9) with Bolt Connection from its bottom, pump oil-feed articulation (52) is communicated with the fuel-displaced articulation (47) of fuel tank (28) by oil pipe, the oil return articulation (56) of manual pump (25) is communicated with the oil return articulation (45) of fuel tank (28) by oil pipe, and the outlet articulation (58) of manual pump (25) is communicated with oil cylinder oil-feed articulation (38) by oil pipe.The small oil tank piston of manual pump (25) is connected with power rail (55), is welded with power pull handle (53) and power rocking handle (54) on the power rail (55), with make things convenient for human body lie low and seat appearance state under operate manual pump (25).Between the oil return articulation (56) of manual pump (25) pump housing and outlet articulation (58), a through hole is arranged, have unloader to control the connected sum closed condition of through hole on the through hole.Unloader valve rod (59) is welded with unloader handwheel (57), connects with valve stem nut (60) by screw thread, and spacing with valve rod travel pin (61), rubber cushion cover (62) is close to the end that close interference fit is contained in unloader valve rod (59).When rotating unloader handwheel (57), unloader valve rod (59) produces a thrust by rubber cushion cover (62) to ball sealer (63), relies on ball sealer (63) and combining closely of manual pump (25) pump housing to seal, thereby finishes closing of unloader.When backward rotation unloader handwheel (57), unloader valve rod (59) sheds the thrust of ball sealer (63), rubber cushion cover (62) produces a segment distance with ball sealer (63), when the leans back of personal back, under the effect of oil cylinder (24) oil pressure, ball sealer (63) is finished the unlatching of unloader by jack-up.
The working mechanism of carrying on the back mechanism is: when needing to lie low under the sitting posture state, open the unloader on the manual pump (25), person back leans back, under this active force, by piston rod and piston the hydraulic oil in the oil cylinder (24) is produced pressure, hydraulic oil is through hollow bearing pin (37), oil cylinder oil-feed articulation (38), the outlet articulation (58) of manual pump (25), oil return articulation (56), the oil return articulation (45) of fuel tank (28) and flow back to fuel tank (28), the piston rod of oil cylinder (24) and piston bounce back simultaneously, backrest (21) with the piston rod of oil cylinder (24) retraction around hollow built-up shaft (41) to post deflection, and by connecting rod (32) drive foot-operated (33) together deflection rise, when arriving suitable bed flat position, close the unloader on the manual pump (25) and finish the action that lies low.On the contrary, in the time of need being transformed to the sitting posture state by lying status, live the power pull handle (53) or the power rocking handle (54) of manual pump (25) with handgrip, and front and back pulling power rail (55), make manual pump (25) provide power to oil cylinder (24), hydraulic oil in fuel tank this moment (28) is through fuel-displaced articulation (47), pump oil-feed articulation (52), the small oil tank of manual pump (25), outlet articulation (58), oil cylinder oil-feed articulation (38) enters oil cylinder (24), piston promotes piston rod and stretches out, under the effect of oil cylinder (24) piston rod, backrest (21) is around hollow built-up shaft (41) deflection forward, and by connecting rod (32) drive foot-operated (33) together deflection descend, when arriving suitable sitting posture position, close the unloader on the manual pump (25) and finish the conversion of lying status to the sitting posture state.
As Figure 26～31, bedpan cover (65) is arranged above the bedpan (64), front end has bedpan handle (72) and water inlet, and afterbody has discharge outlet, and holder bar and dovetail guided way are arranged at the bottom, and bedpan (64) has symmetric trough with straight angle at the inside the right and left near bedpan cover (65).The water inlet front is connected with bath articulation (73), and there is shunting disk (71) back, and shunting disk (71) is fixed on the bedpan (64) by shunting disk supporting (74).Articulation (73) and the discharge outlet of washing by water at ordinary times all lived with the rubber closure person.Bedpan (64) comes fastening with bedpan cover (65) by screw body, this screw body is mainly by screw mandrel handwheel (68), screw mandrel (69), positioning sleeve (70), locking nut (67), screw mandrel crossbeam (66) constitutes, positioning sleeve (70) is two lobe symmetrical structures, screw mandrel handwheel (68) is welded on an end of screw mandrel (69), screw mandrel (69) is by boss on it and positioning sleeve (70) assembling, positioning sleeve (70) is fixed on screw mandrel (69) on the bedpan cover (65) by locking nut (67), screw mandrel crossbeam (66) and screw mandrel (69) assembling go out screw mandrel crossbeam guiding (75) and do the anti-rotation location.When bedpan (64) need close bedpan cover (65), two ends with screw mandrel crossbeam (66) snap in the trough with straight angle of bedpan (64) to the bottom earlier, promote bedpan cover (65) more forward, make the trough with straight angle of bedpan (64) fasten the two ends of screw mandrel crossbeam (66), rotary screw rod handwheel (68) just can be fixedly connected bedpan cover (65) and bedpan (64) then.When taking off bedpan cover (65), put upside down the aforesaid operations step and just can.
As Figure 32,33, slip seat board (80) main body is welded with support plate (78) by hollow square shaped steel weldering system on it, front and back are welded with two raised track (76), stroke dog screw (79) is arranged on the raised track (76), and seat board handle (77) is welded on a side of slip seat board (80).Slip seat board (80) is done the stroke location by the assembling of the recessed slideway (13) on raised track (76) and the seat (1) by stroke dog screw (79) on the raised track (76) and the locating piece (3) on the seat (1).
As Figure 34, just when large and small, slip off or close, dispose slip seat board opening (81) for making things convenient for slip seat board (80), be welded with working head (82) on it, slip seat board opening (81) is placed on the slip seat board opening seat (4) of seat (1).
As Figure 36,37, the bedpan elevating mechanism is made of elevating lever (83), elevating lever holder (84), elevating lever guide holder (91), lifting arm (87), bedpan carriage (93), bedpan supporting parts such as (89), bedpan carriage (93) is made of round steel, be welded with four carriage guiding (88), bedpan supporting bases (90) on it, when making seat (1), the carriage guiding (88) on the bedpan carriage (93) together with seat leg (7) assembly production.Connection seat (92) is fixed in the bedpan supporting (89) with Bolt Connection, and bedpan supporting (89) is fixed on the bedpan supporting base (90) of bedpan carriage (93) with Bolt Connection.One end of lifting arm (87) connects with connection seat (92) with pin and split pin, and the other end and elevating lever (83) assembling is by lifting arm adjusting pad (86) and split pin adjustment location.Elevating lever (83) by elevating lever holder (84), elevating lever guide holder (91) with bolt respectively with seat (1) on elevating lever holder connector (5) and elevating lever guide holder connector (11) be connected and fixed, elevating lever holder (84) has open slot with an end in the hole of elevating lever assembling, is equipped with straight pin (85) on elevating lever (83).
When old people or people with disability are sitting on this wheelchair, need carry out large and small just the time, bedpan (64) is taken off bedpan cover (65), and the dovetail groove in bedpan supporting (89) be pushed into seat (1) below, bedpan (64) also can be placed in the bedpan supporting (89) at any time, below seat (1), take out when needing, put back to again after taking off bedpan cover (65).Balance handwheel (94) with hands rotary balance mechanism, balancing stand is stretched backward, then start and carry on the back mechanism, under lying status, alleviated the pressure of buttocks greatly to seat, make with the easier trousers of taking off of hands, follow with hands as drawing drawer to draw back slip seat board (80), when having only a hands, the working head (82) of available slip seat board opening (81) is enclosed within on the seat board handle (77) of slip seat board (80), pushes open or the slip seat board (80) that closes.Then operate manual pump (25), lying status is changed to the sitting posture state, elevating lever (83) with the bedpan elevating mechanism of having handed up, and drive bedpan carriage (93) with upwards picking-up of bedpan (64), when bedpan (64) is concordant with seat (1), rotate elevating lever (83), the lifting of bedpan (64) is located and finished to the open slot that makes straight pin (85) snap in elevating lever holder (84).Large and small when just finishing, backward rotation elevating lever (83), straight pin (85) on the elevating lever (83) withdraws from the open slot on the elevating lever holder (84), under action of gravity, bedpan (64) and bedpan carriage (93) descend simultaneously, till four carriages guiding (88) of being blocked by the member of seat (1) on the bedpan carriage (93) and finish resetting of bedpan (64).The slip seat board (80) that then closes takes out bedpan (64) and also covers bedpan cover (65), opens the water inlet of bedpan (64) front end and the discharge outlet of rear end, and bedpan (64) is rinsed well.
As Figure 38～42, balanced controls are made of parts such as balance handwheel (94), minor sprocket (95), balance chain (100), hinge wheel (103), hinge wheel axle (108), sprocket shaft bearing (99), shaft coupling (107), gear shaft (106), gear shaft bearing block (104), slideway base (97), balancing stands.Balancing stand is a molectron, two tracks (98) are arranged on it, between two tracks (98), be welded with and connect steel bar (105), tooth bar (102) is fixed on Bolt Connection and connects on the steel bar (105), and two counterbalanced eccentrics (96) are welded on an end of two tracks (98) respectively by its bearing block.Balance handwheel (94) is fixed on the minor sprocket (95) with Bolt Connection, minor sprocket (95) is assemblied in an end of the hollow built-up shaft (41) that backrest (21) connects with seat (1), hinge wheel (103) is assemblied on the hinge wheel axle (108), minor sprocket (95) has balance chain (100) to link to each other with hinge wheel (103), hinge wheel axle (108) one ends connect with gear shaft (106) with shaft coupling (107), hinge wheel axle (108), gear shaft (106) is respectively by sprocket shaft bearing (99), gear shaft bearing block (104) is connected and fixed with the bearing block connector (17) on bolt and chassis (9), and slideway base (97) is connected and fixed with the slideway base connector (16) on bolt and chassis (9).Gear shaft bearing block (104) and slideway base (97) have the rectangle slideway of opening, the track of balancing stand (98) is assemblied in the rectangle slideway of slideway base (97) and gear shaft bearing block (104), gears engaged on tooth bar on the balancing stand (102) and the gear shaft (106) is done the stroke location at an end of balancing stand with split pin (101).
, before post deflection, balanced controls must be opened at backrest (21).At first, drive minor sprocket (95) with hands rotary balance handwheel (94), minor sprocket (95) is passed to hinge wheel (103) by balance chain (100) with power, and drive hinge wheel axle (108), gear shaft (106) rotates, tooth bar (102) moving linearly on the gear driven balancing stand of final gear axle (106) and balancing stand is stretched backward, balancing stand supports the effect of backrest (21) indirectly when lying status and play, thereby has strengthened the present invention's stability in use.
As Figure 43～49, drive turning rack (122) by hollow rectangle steel one end welding driving shaft bearing connector (119), other end welding drive axle bearing block connector (127) is made.
Drive steering mechanism by driving handwheel (123), left driving shaft bearing (109), right driving axle bearing (118), the left steering ratchet mechanism, the right turn ratchet mechanism, left steering handwheel (112), right turn handwheel (117), driving shaft parts such as (124) constitute, the left steering ratchet mechanism is by left chain core wheel (110), left side drive sprocket (111), ratchet (113), spring (114) assembling constitutes, the right turn ratchet mechanism is identical with the left steering ratchet mechanism, left steering handwheel (112), right turn handwheel (117) turns to the left drive sprocket (111) of ratchet mechanism and right drive sprocket (116) to connect with bolt and two respectively, two turn to the left chain core wheel (110) of ratchet mechanism and right chain core wheel (115) to be assemblied on the driving shaft (124), and locate by axle sleeve, driving shaft (124) is assemblied on left driving shaft bearing (109) and the right driving axle bearing (118), drive the end that handwheel (123) is assemblied in driving shaft (124), drive steering mechanism and be fixed on the driving shaft bearing connector (119) that drives turning rack (122) with Bolt Connection by left driving shaft bearing (109) and right driving axle bearing (118), two turn to the left drive sprocket (111) of ratchet mechanism to have left chain (121) to link to each other with right driven sprocket (129) with the left driven sprocket (130) of drive axle with right chain (120) respectively with right drive sprocket (116).
Drive axle has left drive axle and right drive axle, left side drive axle has left driving wheel (125), left half axle (131), left driven sprocket (130), drive axle bearing block (10), left half axle (131) is assemblied on the drive axle bearing block (10) by bearing, one end of left half axle (131) and left driving wheel (125) assembling, the other end and left driven sprocket (130) assembling, left drive axle is connected and fixed on chassis (9) with bolt and seat bearing (8) by drive axle bearing block (10); Right drive axle has right driving wheel (126), right axle shaft (128), right driven sprocket (129), drive axle bearing block (10), right driven sprocket (129) is assemblied on the right axle shaft (128), right axle shaft (128) is by bearing and drive axle bearing block (10) assembling, one end of right axle shaft (128) and right driving wheel (126) assembling, right side drive axle connects with the drive axle bearing block connector (127) on bolt and the driving turning rack (122) by drive axle bearing block (10), and simultaneously right drive axle and driving turning rack (122) is fixed on the chassis (9).
When wheelchair need advance, with hands rotating drive handwheel (123), driving shaft (124) drives the left chain core wheel (110) of left steering ratchet mechanism and the right chain core wheel (115) of right turn ratchet mechanism rotates simultaneously, and drive left drive sprocket (111) and right drive sprocket (116) simultaneously by ratchet (113), left side drive sprocket (111) and right drive sprocket (116) drive the left driven sprocket (130) and right driven sprocket (129) rotation of drive axle respectively by left chain (121) and right chain (120), drive left driving wheel (125) respectively by left half axle (131) and right axle shaft (128) then and right driving wheel (126) rotates simultaneously, thereby finish the wheelchair forward operation; When the needs left steering, directly rotate left steering handwheel (112) with hands and drive left drive sprocket (111), driving left driven sprocket (130) by left chain (121) then rotates, last left half axle (131) drives left driving wheel (125) and rotates, at this moment, back supporting eccentric (15) on the chassis (9), the counterbalanced eccentric (96) on the balancing stand are under left driving wheel (125) rotary action, the point that contacts with ground with right driving wheel (126) is that rotate in the center of circle simultaneously, thereby has realized the left steering of wheelchair.When needing right turn, directly rotate right turn handwheel (117) with hands, transmission process is same as above.Because left drive sprocket (111) and left chain core wheel (110) and ratchet (113), the ratchet mechanism principle that spring (114) assembling constitutes, when driving left drive sprocket (111) when turning clockwise, left steering handwheel (112) rotates, but not driving left chain core wheel (110) rotates, when driving left drive sprocket (111) when being rotated counterclockwise, left steering handwheel (112) rotates, and drive left chain core wheel (110), driving shaft (124), right chain core wheel (115) rotates, but right chain core wheel (115) does not drive right drive sprocket (116)) rotate, right turn handwheel (117) is clockwise, do not drive left drive sprocket (111) when being rotated counterclockwise equally and rotate, thus mutually noninterfere when turning to about making.
Arrestment mechanism has walking arrestment mechanism and brake stator mechanism, the walking arrestment mechanism has braking pole socket (142), brake(-holder) block (132), brake bar (133), the walking arrestment mechanism is fixed on and drives on the turning rack (122) with driving turning rack (122) welding by braking pole socket (142), brake(-holder) block (132) place the left steering handwheel (112) of driving steering mechanism and right turn handwheel (117) below.Brake(-holder) block (132) is fixed by bolts on the brake bar (133), and an end of brake bar (133) connects braking pole socket (142) with pin and split pin, and square hole is arranged on the other end, and square hole two is welded with guide pad (136); There is braking handwheel (135) in brake stator mechanism, curved surface feed screw nut (137), adjust nut (138), locking nut (134), braking screw mandrel (139), feed screw nut (140), feed screw nut's seat (141), there is the opposite screw thread of rotation direction at braking screw mandrel (139) two ends, pass the square hole on the brake bar (133) of walking arrestment mechanism after threaded one end and curved surface feed screw nut (137) assembling, then with braking handwheel (135) welding, other end screw thread is equipped with adjusts nut (138), locking nut (134), feed screw nut (140), feed screw nut (140) connects with feed screw nut's seat (141) with pin and split pin, and feed screw nut's seat (141) is welded on and drives on the turning rack (122).
Advance when needing braking at wheelchair, use the braking of walking arrestment mechanism.Upwards lift brake bar (133) with hands, brake(-holder) block (132) contacts left steering handwheel (112) and the right turn handwheel (117) that drives steering mechanism simultaneously, and under the frictional force effect, two turn to the handwheel velocity of rotation to slow down, when frictional force is enough big, then become static by rotation.Because of left steering handwheel (112) and right turn handwheel (117) are connected on left drive sprocket (111) and the right drive sprocket (116), a left side drive sprocket (111) and right drive sprocket (116) drive left drive axle by left chain (121), right chain (120) and the left driving wheel (125) of right drive axle, right driving wheel (126) rotation are advanced, and historical facts or anecdotes shows brake(-holder) block (132) indirectly to the braking of left driving wheel (125), right driving wheel (126).Brake bar (133) sets back, and just removes braking.Lying low or carrying out big; during urine; be the stability that guarantees wheelchair; then needing to use the braking of brake stator mechanism; rotatable braking this moment handwheel (135); and driving braking screw mandrel (139) rotation; feed screw nut (140) and curved surface feed screw nut (137) are doing adverse movement with respect to braking screw mandrel (139); curved surface feed screw nut (137) is with brake bar (133) jack-up and make brake(-holder) block (132) contact the left steering handwheel (112) and the right turn handwheel (117) of driving steering mechanism simultaneously upwards; realization has also realized the restriction that left driving wheel (125) and right driving wheel (126) are rotatablely moved indirectly to two restrictions that turn to handwheel to rotatablely move under the frictional force effect.Backward rotation braking handwheel (135), feed screw nut (140) and curved surface feed screw nut (137) do motion in the same way with respect to braking screw mandrel (139), brake bar (133) produces distance with curved surface feed screw nut (137), and brake bar (133) sets back under the self gravitation effect, just removes braking.
As Figure 59～64, for increasing the comfort level that the present invention sits, lies, disposed seat chair pad (143), slip seat board pad (144), backing cushion (145), fixing by cord and corresponding seat (1), slip seat board (80), backrest (21) knotting of bottom.Three kinds of mats can be made shell with artificial leather or other cloth, and soft materials such as inner filling sponge or staple are made, and cord is all arranged at its bottom.Backing cushion (145) is having a medicated pillow (146) with people's hindbrain contact site, and the shell that medicated pillow (146) is filled backing cushion (145) projection with implant forms.
Claims (10)
1. wheelchair for old people and invalids, it is by seat, the chassis, bedpan, carry on the back mechanism, the slip seat board, slip seat board opening, the bedpan elevating mechanism, balanced controls, drive turning rack, drive steering mechanism, left side drive axle, right drive axle, arrestment mechanism, backing cushion, slip seat board pad, seat chair pad is formed, carry on the back mechanism backrest is arranged, foot-operated, oil cylinder, fuel tank, manual pump, arrestment mechanism has walking arrestment mechanism and brake stator mechanism, it is characterized in that seat has four seat legs, the seat leg is connected with the seat bearing, seat is fixed on the chassis by the seat bearing, the slip seat board that can slip off is arranged on the seat board position of seat, side at seat disposes slip seat board opening, the seat front is connected with foot-operated with bearing pin, the back connects backrest with hollow built-up shaft, backrest with ride between have connecting rod to connect; The afterbody of oil cylinder is connected and fixed on the chassis with cylinder support, the piston rod of oil cylinder has the piston rod square toes to connect with backrest, fuel tank is connected in the afterbody above the chassis, and manual pump is fixed by bolts to a side on chassis from the bottom, have oil pipe to be connected between fuel tank, oil cylinder, manual pump; Drive turning rack and be connected in a side forward above the chassis, driving steering mechanism is connected on the driving turning rack, the left and right driving bridging is connected on the front end below the chassis, and the left and right drive sprocket that drives steering mechanism has left and right chain to connect with the left and right driven sprocket of left and right driving bridge respectively; The balance handwheel of balanced controls, minor sprocket are assemblied in an end of the hollow built-up shaft that seat connects with backrest, the hinge wheel of balanced controls, hinge wheel axle, shaft coupling, gear shaft, balancing stand are fixed on the afterbody below the chassis, and minor sprocket has the balance chain to connect hinge wheel; The elevating lever of bedpan elevating mechanism is fixed on a side of seat by elevating lever holder, elevating lever guide holder, be welded with four carriage guiding on the bedpan carriage of bedpan elevating mechanism, the carriage guiding is assembled with the seat leg of seat, be connected with the bedpan supporting on the bedpan carriage, bedpan is connected on the dovetail groove of bedpan supporting by the dovetail guided way of its bottom, is connected with lifting arm between elevating lever and bedpan supporting; Arrestment mechanism by feed screw nut's seat of walking braking pole socket of arrestment mechanism and brake stator mechanism be welded on drive on the turning rack fixing, brake(-holder) block place drive steering mechanism left and right turn to handwheel below; Cord is arranged at the bottom of backing cushion, slip seat board pad, seat chair pad, and cord is separately fixed on backrest, slip seat board, the seat by knotting.
2. by the described wheelchair for old people and invalids of claim 1, it is characterized in that a side of the present Board position of seat is vacated a part, be welded with two recessed slideways at the two ends of vacating, be welded with locating piece on the recessed slideway.
3. by the described wheelchair for old people and invalids of claim 1, it is characterized in that the oil cylinder afterbody of carrying on the back mechanism is welded with a support pad, aperture is arranged on it, one end of aperture communicates with an end of piston, on the vertical direction of support pad aperture, macropore is arranged, a cover bearing respectively is equipped with at the macropore two ends, hollow bearing pin passes the hole on cylinder support and the bearing, cylinder support and support pad are connected into a hinge, the aperture of hollow bearing pin communicates with the aperture of support pad, and an end of hollow bearing pin aperture is connected with oil cylinder oil-feed articulation; A port is arranged at the top of fuel tank, in the oil return articulation of fuel tank drainage screen is arranged, and check ring is arranged below the drainage screen; The small oil tank piston of manual pump is connected with power rail, is welded with power pull handle and power rocking handle on the power rail, has a through hole to be communicated with between the oil return articulation of the manual pump pump housing and outlet articulation, and unloader is arranged on the through hole.
4. by the described wheelchair for old people and invalids of claim 1, it is characterized in that bedpan cover is arranged above the bedpan, front end has bedpan handle and water inlet, afterbody has discharge outlet, bedpan has symmetric trough with straight angle on the left and right both sides of the inside of close bedpan cover, and holder bar and dovetail guided way are arranged at the bottom, and the front of water inlet is connected with the bath articulation, there are shunting disk and shunting disk supporting in the back, and screw body is arranged on the bedpan cover.
5. by the described wheelchair for old people and invalids of claim 1, a face down bonding of the seat board that it is characterized in that sliding is connected to the seat board handle, forward and backwardly is welded with two raised track, and the stroke dog screw is arranged on the raised track.
6. by the described wheelchair for old people and invalids of claim 1, it is characterized in that on the elevating lever of bedpan elevating mechanism straight pin being arranged, the elevating lever holder has open slot with an end in the hole that elevating lever assembles.
7. by the described wheelchair for old people and invalids of claim 1, it is characterized in that being equipped with hinge wheel on the hinge wheel axle of balanced controls, hinge wheel axle one end has shaft coupling attachment tooth wheel shaft, hinge wheel axle and gear shaft are respectively by the sprocket shaft bearing, the gear shaft bearing block is connected and fixed with the bearing block connector on bolt and the chassis, slideway base is connected and fixed with the slideway base connector on bolt and the chassis, the rectangle slideway that opening is arranged on gear shaft bearing block and the slideway base, the track of balancing stand is assemblied in the rectangle slideway of slideway base and gear shaft bearing block, the gears engaged on the rack and pinion axle on the balancing stand.
8. by the described wheelchair for old people and invalids of claim 1, it is characterized in that driving steering mechanism has left steering ratchet mechanism and right turn ratchet mechanism.
9. by the described wheelchair for old people and invalids of claim 1, the brake(-holder) block of arrestment mechanism of it is characterized in that walking is fixed by bolts on the brake bar, one end of brake bar connects the braking pole socket with pin and split pin, and square hole is arranged on the other end, and square hole two is welded with guide pad; There is the opposite screw thread of rotation direction at the braking screw mandrel two ends of brake stator mechanism, pass the square hole on the brake bar of walking arrestment mechanism after threaded one end and the curved surface feed screw nut assembling, then with the welding of braking handwheel, other end screw thread and adjustment nut, locking nut, feed screw nut's assembling, the feed screw nut connects with feed screw nut's seat with pin and split pin.
10. by the described wheelchair for old people and invalids of claim 1, it is characterized in that backing cushion is having medicated pillow with people's hindbrain contact site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710066043XA CN100546559C (en) | 2007-07-15 | 2007-07-15 | Wheelchair for old people and invalids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710066043XA CN100546559C (en) | 2007-07-15 | 2007-07-15 | Wheelchair for old people and invalids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101084854A true CN101084854A (en) | 2007-12-12 |
| CN100546559C CN100546559C (en) | 2009-10-07 |
Family
ID=38936140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200710066043XA Expired - Fee Related CN100546559C (en) | 2007-07-15 | 2007-07-15 | Wheelchair for old people and invalids |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100546559C (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101926713A (en) * | 2009-06-23 | 2010-12-29 | 徐克林 | Overturning wheelchair with functions of toilet seat and hip bath |
| CN101606876B (en) * | 2009-07-29 | 2011-08-03 | 徐宗祥 | Alloy plastic wheelchair |
| CN102499824A (en) * | 2011-11-07 | 2012-06-20 | 厦门大学 | Liftable rehabilitation assistance wheelchair |
| CN103110486A (en) * | 2013-03-06 | 2013-05-22 | 胡三清 | Wheel chair and method controlled by tooth |
| CN104814839A (en) * | 2014-04-01 | 2015-08-05 | 田平安 | Mobile chair |
| CN104997600A (en) * | 2015-08-06 | 2015-10-28 | 江南大学 | Omni-directional electric medical care bed chair |
| CN105919741A (en) * | 2016-04-18 | 2016-09-07 | 江南大学 | Multifunctional auxiliary supporting structure of all-directional medical care bed chair |
| CN106667683A (en) * | 2016-12-08 | 2017-05-17 | 赵英博 | Multifunctional full-automatic wheelchair |
| TWI640287B (en) * | 2016-04-29 | 2018-11-11 | 李敦基 | Nursing robot with flushing and collecting function |
| CN109833157A (en) * | 2017-11-27 | 2019-06-04 | 周明忠 | Manual steering three-wheel SZ lower limb disability disability self-care life auxiliary robot |
| CN110464552A (en) * | 2018-04-28 | 2019-11-19 | 陈延波 | A kind of medical stretcher with shock-absorbing function |
| CN110921562A (en) * | 2019-11-26 | 2020-03-27 | 湖北汽车工业学院 | A lifting device for helping the elderly to get up and lifting heavy objects |
| CN111166571A (en) * | 2020-02-18 | 2020-05-19 | 四川大学华西医院 | A multifunctional wheelchair for MRI examination |
| CN111297601A (en) * | 2020-03-20 | 2020-06-19 | 燕山大学 | Mechanical device for assisting old people in getting up and lying down |
| CN112426288A (en) * | 2020-12-31 | 2021-03-02 | 黑龙江省医院 | Multi-functional nursing strutting arrangement |
| CN113666313A (en) * | 2021-09-06 | 2021-11-19 | 玖陆零信安创(盐城)科技有限公司 | Wall decoration construction is with turning to removal regulation staircase |
| CN115317268A (en) * | 2022-07-11 | 2022-11-11 | 江苏医药职业学院 | A transfer device between beds and chairs for hemiplegic patients |
| CN118717433A (en) * | 2024-07-19 | 2024-10-01 | 佛山市南海区大沥谢边建联铝业有限公司 | Lifting assisting wheelchair |
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2007
- 2007-07-15 CN CNB200710066043XA patent/CN100546559C/en not_active Expired - Fee Related
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| CN101926713A (en) * | 2009-06-23 | 2010-12-29 | 徐克林 | Overturning wheelchair with functions of toilet seat and hip bath |
| CN101606876B (en) * | 2009-07-29 | 2011-08-03 | 徐宗祥 | Alloy plastic wheelchair |
| CN102499824A (en) * | 2011-11-07 | 2012-06-20 | 厦门大学 | Liftable rehabilitation assistance wheelchair |
| CN103110486A (en) * | 2013-03-06 | 2013-05-22 | 胡三清 | Wheel chair and method controlled by tooth |
| CN104814839A (en) * | 2014-04-01 | 2015-08-05 | 田平安 | Mobile chair |
| WO2015149694A1 (en) * | 2014-04-01 | 2015-10-08 | 田平安 | Mobile chair |
| CN104997600A (en) * | 2015-08-06 | 2015-10-28 | 江南大学 | Omni-directional electric medical care bed chair |
| CN105919741B (en) * | 2016-04-18 | 2018-08-28 | 江南大学 | A kind of Multifunctional auxiliary supporting structure of omnidirectional's medical-care bed chair |
| CN105919741A (en) * | 2016-04-18 | 2016-09-07 | 江南大学 | Multifunctional auxiliary supporting structure of all-directional medical care bed chair |
| TWI640287B (en) * | 2016-04-29 | 2018-11-11 | 李敦基 | Nursing robot with flushing and collecting function |
| CN106667683A (en) * | 2016-12-08 | 2017-05-17 | 赵英博 | Multifunctional full-automatic wheelchair |
| CN109833157A (en) * | 2017-11-27 | 2019-06-04 | 周明忠 | Manual steering three-wheel SZ lower limb disability disability self-care life auxiliary robot |
| CN110464552A (en) * | 2018-04-28 | 2019-11-19 | 陈延波 | A kind of medical stretcher with shock-absorbing function |
| CN110921562A (en) * | 2019-11-26 | 2020-03-27 | 湖北汽车工业学院 | A lifting device for helping the elderly to get up and lifting heavy objects |
| CN111166571A (en) * | 2020-02-18 | 2020-05-19 | 四川大学华西医院 | A multifunctional wheelchair for MRI examination |
| CN111297601B (en) * | 2020-03-20 | 2020-12-11 | 燕山大学 | A mechanical device to assist the elderly to get up and down |
| CN111297601A (en) * | 2020-03-20 | 2020-06-19 | 燕山大学 | Mechanical device for assisting old people in getting up and lying down |
| CN112426288A (en) * | 2020-12-31 | 2021-03-02 | 黑龙江省医院 | Multi-functional nursing strutting arrangement |
| CN112426288B (en) * | 2020-12-31 | 2022-06-14 | 黑龙江省医院 | A multifunctional nursing support device |
| CN113666313A (en) * | 2021-09-06 | 2021-11-19 | 玖陆零信安创(盐城)科技有限公司 | Wall decoration construction is with turning to removal regulation staircase |
| CN115317268A (en) * | 2022-07-11 | 2022-11-11 | 江苏医药职业学院 | A transfer device between beds and chairs for hemiplegic patients |
| CN115317268B (en) * | 2022-07-11 | 2024-01-16 | 江苏医药职业学院 | A transfer device between beds and chairs for hemiplegic patients |
| CN118717433A (en) * | 2024-07-19 | 2024-10-01 | 佛山市南海区大沥谢边建联铝业有限公司 | Lifting assisting wheelchair |
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