CN108478344A - Multifunctional wheelchair - Google Patents
Multifunctional wheelchair Download PDFInfo
- Publication number
- CN108478344A CN108478344A CN201810593411.4A CN201810593411A CN108478344A CN 108478344 A CN108478344 A CN 108478344A CN 201810593411 A CN201810593411 A CN 201810593411A CN 108478344 A CN108478344 A CN 108478344A
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- China
- Prior art keywords
- cushion
- support
- backrest
- wheel
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 230000003028 elevating effect Effects 0.000 claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 210000003464 cuspid Anatomy 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
- A61G5/1059—Arrangements for adjusting the seat adjusting the height of the seat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
- A61G5/1067—Arrangements for adjusting the seat adjusting the backrest relative to the seat portion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
- A61G5/128—Rests specially adapted therefor, e.g. for the head or the feet for feet
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of multifunctional wheelchairs, including cushion, foot-operated, backrest and support component, the cushion connects and is connected with foot-operated, the backrest respectively, the cushion, which is respectively arranged below with, adjusts foot-operated, backrest flattening first regulating mechanism and the second regulating mechanism, the support component is equipped with the rotating mechanism for driving the cushion rotation, and the rotating mechanism, which is equipped with, is connected it with the elevating mechanism for driving the cushion to pump with the cushion；Further include the auxiliary supports for Auxiliary support wheelchair.The present invention provides a kind of compact-sized, multifunctional wheelchair easy to use, functional diversities integrate backrest, foot-operated flattening and the lifting of cushion, rotation function, meet the needs of operation can be completed in passenger alone, substantially increases the convenience used.
Description
Technical field
The present invention relates to wheelchair technical fields, more specifically, it relates to multifunctional wheelchair.
Background technology
Wheelchair is the appurtenance for assisting patient or disabled person's walking, rehabilitation.It is generally divided into：Common wheelchair, high back wheel
Chair, Sport Chair help stand wheelchair, toilet bowl wheelchair etc..Current wheelchair is hand propelled wheelchair mostly, is had a single function, and is tied simultaneously
Structure is also more complicated, and many individuals with disabilities are required for a caregiver, increase family burden, and passenger is also made to have a kind of burden man
The psychology in front yard, is unfavorable for Rehabilitation.
Invention content
The technical problem to be solved by the present invention is to the above-mentioned deficiencies for the prior art, provide a kind of compact-sized, use
Convenient multifunctional wheelchair, functional diversities integrate backrest, foot-operated flattening and the lifting of cushion, rotation function, full
The demand of operation can be completed in sufficient passenger alone, substantially increases the convenience used.
The technical scheme is that such：A kind of multifunctional wheelchair, including cushion, foot-operated, backrest and support component,
The cushion connects and is connected with foot-operated, the backrest respectively, and the cushion, which is respectively arranged below with, adjusts the foot-operated, backrest
The first regulating mechanism and the second regulating mechanism of flattening, the support component are equipped with the whirler for driving the cushion rotation
Structure, the rotating mechanism, which is equipped with, is connected it with the elevator for driving the cushion to pump with the cushion
Structure；Further include the auxiliary supports for Auxiliary support wheelchair.
As a further improvement, the support component includes supporting rack and two support wheels and respectively drives two branch
The first motor and the second motor, the support wheel described in two of support wheel rotation are connected by support shaft with the supporting rack, institute
The first motor stated and the second motor are connected by gear drive with the support wheel respectively.
Further, the auxiliary supports include the two couples auxiliary rolling for being located at two support wheel rear and front ends
Wheel is connected by link with the supporting rack with two auxiliary wheels of any support wheel homonymy arrangement, Mei Gesuo
It states and is equipped with revolving part on auxiliary wheel and is connected with the link.
Further, the rotating mechanism includes electric rotating machine, pinion gear and engages connected canine tooth with the pinion gear
Wheel, the pinion gear are connected with the output end of the electric rotating machine, and the elevating mechanism is mounted on the gear wheel,
It is additionally provided with positioning component on the gear wheel.
Further, the positioning component is determined including being plugged in the supercentral locating shaft of the gear wheel, being set in this
Deep groove ball bearing on the axis of position, positioned at both sides above and below the gear wheel and a pair of of thrust bearing for being sheathed on the locating shaft with
And the mounting base being connect with support frame as described above, the deep groove ball bearing are additionally provided with a pair of of sleeve, the positioning in both sides up and down
Axis is locked at by locking nut in the mounting base.
Further, the locating shaft be stair-stepping structure, including be sequentially arranged from top to bottom interconnecting piece, screens
Portion, the first mounting portion, the second mounting portion, threaded portion, the thrust bearing on the upside of the gear wheel are set in described first
On mounting portion, the deep groove ball bearing and sleeve are respectively sleeved at second mounting portion, and the locking nut is screwed on
It is movable on the interconnecting piece to be plugged with the guide rod being connected with the cushion on the threaded portion.
Further, the elevating mechanism be scissor-like jack, including four hinge bars being hinged and connected successively and
It is located at pedestal, support base, swivel nut and the guide holder of four hinge bar hinged places, the pedestal and support base are opposite
Arrangement, the swivel nut and guide holder are positioned opposite, and the support base is connected with the cushion, the pedestal with it is described
Gear wheel be connected；Further include across the guide holder and the screw rod that is rotatably connected on the swivel nut and the screw rod being driven to rotate
Lifting motor.
Further, first regulating mechanism is the structure of electric pushrod, including lead screw, nut and regulation motor,
The output end of the regulation motor is connected by gear reduction with the nut, further includes by the gear reduction
With the shell of nut package, the nut both ends are equipped with the rolling bearing being connected with the shell, and the lead screw is plugged in institute
It is screwed in the shell stated and with the nut and is connected, and be equipped with the guiding being connected with the lead screw in the side of the shell
Cylinder, the guide cylinder are equipped with the first hinged seat for being hinged and connected with the cushion, correspondingly, it is described it is foot-operated equipped with
The second hinged seat that the end of the lead screw is hinged and connected.
Further, the supporting rack both sides further respectively have brake, which includes and the support wheel position
The brake bar set corresponding horizontally disposed brake lever and be in tilted layout above the brake lever, the brake lever and the system
The joining place of lever is hinged and connected by pin and the supporting rack.
Further, it is equipped with handrail in the middle part of the backrest, headrest is equipped at the top of the backrest, the handrail is hinged
It is equipped with position-limit mechanism mounted on the both sides of the backrest, and in the hinged place of the handrail and backrest, the headrest is telescopic
Back is leaned on mounted on described.
Advantageous effect
Compared with prior art, the present invention haing the following advantages：
The present invention provides a kind of multifunctional wheelchairs compact in structure and convenient to use, and passenger can be made to coordinate various height
Desk carry out height adjustment, while backrest and the foot-operated effect that can flatten and coordinate elevating mechanism, wheelchair and bed can be made
What is spread is highly consistent, makes passenger oneself that can go to bed, and reduces the workload of caregiver, functional diversities, and collection backrest is ridden
Flattening and the lifting of cushion, rotation function in one, meet the needs of operation can be completed in passenger alone, greatly improve
The convenience that uses, reduces production cost.
Description of the drawings
Fig. 1 is the main structure diagram of the present invention；
Fig. 2 is the structure enlargement diagram of support component and auxiliary supports in the present invention；
Fig. 3 is the right side structural representation in Fig. 2；
Fig. 4 is the structure enlargement diagram of elevating mechanism in the present invention；
Fig. 5 is the structure enlargement diagram of the first regulating mechanism in the present invention；
Fig. 6 is the structure enlargement diagram of rotating mechanism in the present invention；
Fig. 7 is the structure enlargement diagram of locating shaft in the present invention；
Fig. 8 is the structure enlargement diagram of brake in the present invention.
Wherein：1- cushions, 2- are foot-operated, 3- backrests, 4- support components, the first regulating mechanisms of 5-, 6- rotating mechanisms, 7- are lifted
Mechanism, 8- auxiliary supports, 9- brakes, 10- handrails, 11- headrests, 41- supporting racks, 42- support wheels, 43- first motors,
The second motors of 44-, 45- support shafts, 46- gear drives, 51- lead screws, 52- nuts, 53- regulation motors, 54- The gear decelerations
Mechanism, 55- shells, 56- rolling bearings, 57- guide cylinders, the first hinged seats of 58-, the second hinged seats of 59-, 61- electric rotating machines,
62- pinion gears, 63- gear wheels, 64- locating shafts, 65- deep groove ball bearings, 66- thrust bearings, 67- mounting bases, 68- sleeves, 69-
Locking nut, 71- hinge bars, 72- pedestals, 73- support bases, 74- swivel nuts, 75- guide holders, 76- screw rods, 77- lifting motors,
81- auxiliary wheels, 82- links, 83- revolving parts, 91- brake lever, 92- brake bars, 93- pins, 641- interconnecting pieces, 642- cards
Position portion, the first mounting portions of 643-, the second mounting portions of 644-, the threaded portions 645-, 646- locating rods.
Specific implementation mode
The present invention is described further for specific embodiment in below in conjunction with the accompanying drawings.
Refering to fig. 1-8, a kind of multifunctional wheelchair of the invention, including cushion 1, foot-operated 2, backrest 3 and support component 4,
In, cushion 1 is hinged and connected with foot-operated 2, backrest 3 respectively, forms seat, and being respectively arranged below with adjusting in cushion 1 rides 2, backrest 3
The first regulating mechanism 5 and the second regulating mechanism of flattening make foot-operated 2 by adjusting the first regulating mechanism 5 and the second regulating mechanism
It keeps being equipped with the rotating mechanism 6 that driving cushion 1 rotates in support component 4 with 1 flush of cushion, formation bed with backrest 3,
So that cushion 1 is spinned in situ, so that passenger adjusts different angles, is equipped on rotating mechanism 6 and it is connected with cushion 1
With the elevating mechanism 7 for driving cushion 1 to pump, the height of cushion 1 is adjusted, to coordinate the bed of various height to use；
The wheelchair further includes the auxiliary supports 8 for Auxiliary support wheelchair, plays the role of Auxiliary support and guiding.The present invention provides
A kind of multifunctional wheelchair compact in structure and convenient to use can make the desk that passenger coordinates various height carry out height adjustment,
Simultaneously backrest 3 and foot-operated 2 can flatten and coordinate elevating mechanism 7 effect, the highly consistent of wheelchair and bed can be made, make to multiply
Visitor oneself can go to bed, and reduce the workload of caregiver, functional diversities, the flattening of collection backrest 3, foot-operated 2 and cushion 1
Lifting, rotation function meet the needs of operation can be completed in passenger alone, substantially increase the facility used in one
Property.
Preferably, support component 4 including supporting rack 41 and two support wheels 42 and respectively drives two 42 turns of support wheels
Dynamic first motor 43 and the second motor 44, two support wheels 42 are connected by support shaft 45 with supporting rack 41, first motor 43
It is connected respectively with support wheel 42 by gear drive 46 with the second motor 44, two supports is respectively driven using two motors
Wheel 42, power is more sufficient, the landform that some can be overcome complicated, by the rotating speed for adjusting two motors, you can controling wheelchair
It turns to, steering is more steady, and controllability is stronger.Auxiliary supports 8 include two couple positioned at two 42 rear and front ends of support wheel
Auxiliary wheel 81 is connected by link 82 with supporting rack 41 with two auxiliary wheels 81 of 42 homonymy of any support wheel arrangement,
It is equipped with revolving part 83 on each auxiliary wheel 81 with link 82 to be connected, so that auxiliary wheel 81 is become universal wheel, play auxiliary
While support, or to the effect of guiding.
Preferably, rotating mechanism 6 engages including electric rotating machine 61, pinion gear 62 and with the pinion gear 62 connected canine tooth
Wheel 63, wherein pinion gear 62 is connected with the output end of electric rotating machine 61, and elevating mechanism 7 is mounted on gear wheel 63, with canine tooth
63 rotation of wheel, positioning component is additionally provided on gear wheel 63, which includes being plugged in 63 supercentral positioning of gear wheel
Axis 64, the deep groove ball bearing 65 being set on the locating shaft 64 positioned at about 63 both sides of gear wheel and are sheathed on locating shaft 64
A pair of of thrust bearing 66 and the mounting base 67 that is connect with supporting rack 41, be additionally provided with a pair in about 65 both sides of deep groove ball bearing
Sleeve 68, locating shaft 64 are locked at by locking nut 69 in mounting base 67, and outer ring and the gear wheel 63 of deep groove ball bearing 65 connect
It connects, gear wheel 63 rotates, and drives cushion 1 to rotate by elevating mechanism 7.Further, locating shaft 64 is stair-stepping structure, packet
Include the interconnecting piece 641 being sequentially arranged from top to bottom, screens portion 642, the first mounting portion 643, the second mounting portion 644, threaded portion
645, wherein the thrust bearing 66 positioned at 63 upside of gear wheel is set on the first mounting portion 643, is located at 63 downside of gear wheel
66 outer ring of thrust bearing is plugged in mounting base 67, and deep groove ball bearing 65 and sleeve 68 are respectively sleeved at the second mounting portion 644, lock
Tight nut 69 is screwed on the threaded portion 645, and gear wheel 63 is enable to be rotated in horizontal position, and locating shaft 64 is fixed on branch
It is movable on interconnecting piece 641 to be plugged with the locating rod 646 being connected with cushion 1 on support 41, when elevating mechanism 7 works, positioning
Bar 646 pumps, and plays the role of guiding.
Preferably, elevating mechanism 7 is scissor-like jack, including four hinge bars 71 being hinged and connected successively and difference position
In the pedestal 72 of four 71 hinged places of hinge bar, support base 73, swivel nut 74 and guide holder 75, wherein pedestal 72 and support base 73
Positioned opposite, swivel nut 74 and guide holder 75 are positioned opposite, and support base 73 is connected with cushion 1, and pedestal 72 is connected with gear wheel 63；It should
Elevating mechanism 7 further includes across guide holder 75 and the screw rod 76 being rotatably connected on swivel nut 74 and the lifting motor for driving screw rod 76 to rotate
77, lifting motor 77 works, and screw rod 76 is driven to rotate, and swivel nut 74 adjusts pedestal 72 and support base 73 along 76 axial displacement of screw rod
Between relative distance, achieve the purpose that adjust 1 height of cushion.
Preferably, the first regulating mechanism 5 is the structure of electric pushrod, including lead screw 51, nut 52 and regulation motor 53,
In, the output end of regulation motor 53 is connected by gear reduction 54 with nut 52, and nut 52 is inserted on gear, and first adjusts
It further includes the shell 55 for wrapping up gear reduction 54 and nut 52 to save mechanism 5, is equipped with and 55 phase of shell at 52 both ends of nut
Rolling bearing 56 even, lead screw 51, which is plugged in shell 55 and is screwed on nut 52, to be connected, and the side of shell 55 be equipped with
The connected guide cylinder 57 of lead screw 51, is equipped with the first hinged seat 58 being hinged and connected with cushion 1 on guide cylinder 57, correspondingly,
Foot-operated 2 are equipped with the second hinged seat 59 being hinged and connected with the end of lead screw 51, and the work of regulation motor 53 drives nut 52 to rotate,
51 axial displacement of lead screw pushes 59 displacement of the second hinged seat, to make foot-operated 2 flattening, likewise, the second regulating mechanism and first
Regulating mechanism 5 is the structure of electric pushrod, and adjusting backrest 3 using identical principle flattens.
Brake 9 is further respectively had in 41 both sides of supporting rack, which includes water corresponding with 42 position of support wheel
The brake lever 91 and the brake bar 92 being in tilted layout above the brake lever 91 that plain cloth is set, in the rank of brake lever 91 and brake bar 92
The place of connecing is hinged and connected by pin 93 with supporting rack 41, and swing brake bar 92 makes brake lever 91 be contacted with support wheel 42 and reaches brake
Purpose, it is ensured that the safety in utilization of wheelchair；It is additionally provided with handrail 10 at 3 middle part of backrest, headrest 11 is additionally provided at 3 top of backrest,
Wherein, handrail 10 is hingedly mounted on the both sides of backrest 3, and is equipped with position-limit mechanism, limit in the hinged place of the handrail 10 and backrest 3
Spacer pin can be arranged at 3 edge of backrest of 10 downside of handrail in mechanism, and headrest 11 is telescopic to be mounted on backrest 3, with suitable
It is used for different crowds.The present invention has the characteristics that light weight, at low cost.
What has been described above is only a preferred embodiment of the present invention, it should be pointed out that for those skilled in the art,
Without departing from the structure of the invention, several modifications and improvements can also be made, these all do not interfere with implementation of the present invention
Effect and patent practicability.
Claims (10)
1. a kind of multifunctional wheelchair, including cushion (1), foot-operated (2), backrest (3) and support component (4), which is characterized in that described
Cushion (1) be hinged and connected respectively with described foot-operated (2), backrest (3), the cushion (1), which is respectively arranged below with, adjusts institute
State foot-operated (2), the first regulating mechanism (5) and the second regulating mechanism that backrest (3) flattens, the support component (4) is equipped with
The rotating mechanism (6) for driving the cushion (1) to rotate, the rotating mechanism (6), which is equipped with, is connected it with the cushion (1)
With the elevating mechanism (7) for driving the cushion (1) to pump；Further include the auxiliary supports for Auxiliary support wheelchair
(8)。
2. multifunctional wheelchair according to claim 1, which is characterized in that the support component (4) includes supporting rack (41)
With two support wheels (42) and respectively drive the first motor (43) and the second motor (44) of the rotation of two support wheels (42), two
A support wheel (42) is connected by support shaft (45) with the supporting rack (41), the first motor (43) and the
Two motors (44) are connected by gear drive (46) with the support wheel (42) respectively.
3. multifunctional wheelchair according to claim 2, which is characterized in that the auxiliary supports (8) include being located at two
Two pairs of auxiliary wheels (81) of a support wheel (42) rear and front end, two with any support wheel (42) homonymy arrangement
Auxiliary wheel (81) is connected by link (82) with the supporting rack (41), is equipped on each auxiliary wheel (81)
Revolving part (83) is connected with the link (82).
4. multifunctional wheelchair according to claim 2, which is characterized in that the rotating mechanism (6) includes electric rotating machine
(61), pinion gear (62) and connected gear wheel (63) is engaged with the pinion gear (62), the pinion gear (62) and the rotation
The output end of rotating motor (61) is connected, and the elevating mechanism (7) is mounted on the gear wheel (63), the gear wheel
(63) positioning component is additionally provided on.
5. multifunctional wheelchair according to claim 4, which is characterized in that the positioning component is described big including being plugged in
Gear (63) supercentral locating shaft (64), is located at the canine tooth at the deep groove ball bearing (65) being set on the locating shaft (64)
Wheel (63) up and down both sides and a pair of of thrust bearing (66) for being sheathed on the locating shaft (64) and with support frame as described above (41)
The mounting base (67) of connection, both sides are additionally provided with a pair of of sleeve (68), the locating shaft to the deep groove ball bearing (65) up and down
(64) it is locked at by locking nut (69) in the mounting base (67).
6. multifunctional wheelchair according to claim 5, which is characterized in that the locating shaft (64) is stair-stepping knot
Structure, including the interconnecting piece (641), screens portion (642), the first mounting portion (643), the second mounting portion that are sequentially arranged from top to bottom
(644), threaded portion (645) are located at the thrust bearing (66) on the upside of the gear wheel (63) and are set in first mounting portion
(643) on, the deep groove ball bearing (65) and sleeve (68) are respectively sleeved at second mounting portion (644), described
Locking nut (69) is screwed on the threaded portion (645), on the interconnecting piece (641) activity be plugged with and the cushion
(1) connected locating rod (646).
7. the multifunctional wheelchair according to claim 4 or 5 or described in 6, which is characterized in that the elevating mechanism (7) is scissors
Jack, including four hinge bars (71) being hinged and connected successively and it is located at four hinge bar (71) hinged places
Pedestal (72), support base (73), swivel nut (74) and guide holder (75), the pedestal (72) and support base (73) are positioned opposite,
The swivel nut (74) and guide holder (75) is positioned opposite, and the support base (73) is connected with the cushion (1), described
Pedestal (72) is connected with the gear wheel (63)；Further include across the guide holder (75) and being rotatably connected on the swivel nut (74)
Screw rod (76) and the driving screw rod (76) rotation lifting motor (77).
8. multifunctional wheelchair according to claim 1, which is characterized in that first regulating mechanism (5) is electronic pushes away
The structure of bar, including lead screw (51), nut (52) and regulation motor (53), the output end of the regulation motor (53) pass through gear
Deceleration mechanism (54) is connected with the nut (52), further includes wrapping up the gear reduction (54) and nut (52)
Shell (55), nut (52) both ends are equipped with the rolling bearing (56) being connected with the shell (55), the lead screw (51)
Be plugged in the shell (55) and be screwed on the nut (52) and be connected, and the side of the shell (55) be equipped with
The connected guide cylinder (57) of the lead screw (51), the guide cylinder (57) are equipped with the be hinged and connected with the cushion (1)
One hinged seat (58) is hinged correspondingly, described foot-operated (2) are equipped with second be hinged and connected with the end of the lead screw (51)
Seat (59).
9. multifunctional wheelchair according to claim 2, which is characterized in that described supporting rack (41) both sides further respectively have
Brake (9), the brake (9) include horizontally disposed brake lever (91) corresponding with the support wheel (42) position and incline
The brake bar (92) being tiltedly arranged in above the brake lever (91), the brake lever (91) and the joining place of the brake bar (92) are logical
Pin (93) is crossed to be hinged and connected with the supporting rack (41).
10. multifunctional wheelchair according to claim 1, which is characterized in that be equipped with handrail in the middle part of the backrest (3)
(10), headrest (11) is equipped at the top of the backrest (3), the handrail (10) is hingedly mounted on the both sides of the backrest (3),
And it is equipped with position-limit mechanism in the hinged place of the handrail (10) and backrest (3), the headrest (11) is telescopic mounted on described
Backrest (3) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810593411.4A CN108478344B (en) | 2018-06-11 | 2018-06-11 | Multifunctional wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810593411.4A CN108478344B (en) | 2018-06-11 | 2018-06-11 | Multifunctional wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108478344A true CN108478344A (en) | 2018-09-04 |
| CN108478344B CN108478344B (en) | 2023-08-29 |
Family
ID=63342411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810593411.4A Active CN108478344B (en) | 2018-06-11 | 2018-06-11 | Multifunctional wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108478344B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236814A (en) * | 2019-06-01 | 2019-09-17 | 李福明 | A kind of wheelchair seat leveling elevating mechanism and its control method |
| CN111419560A (en) * | 2020-04-22 | 2020-07-17 | 广东博方众济医疗科技有限公司 | Wheelchair bed and deformation method thereof |
| CN112315261A (en) * | 2020-11-13 | 2021-02-05 | 江西世安科技发展有限公司 | Apartment bed convenient for infants to get on bed |
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| JP2003038582A (en) * | 2001-07-27 | 2003-02-12 | Hitachi Ltd | Seat site movement supporting apparatus and method for moving the same |
| US6540250B1 (en) * | 2000-05-12 | 2003-04-01 | Clifford D. Peterson | Height adjustable wheelchair |
| US20040227331A1 (en) * | 2003-05-12 | 2004-11-18 | Jia-Wine Chen | Multi-functional wheelchair |
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| CN112315261A (en) * | 2020-11-13 | 2021-02-05 | 江西世安科技发展有限公司 | Apartment bed convenient for infants to get on bed |
| CN112315261B (en) * | 2020-11-13 | 2022-10-28 | 江西世安科技发展有限公司 | Apartment bed convenient for infants to get on bed |
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