CN213157104U - Full-automatic multifunctional wheelchair - Google Patents
Full-automatic multifunctional wheelchair Download PDFInfo
- Publication number
- CN213157104U CN213157104U CN202021195296.4U CN202021195296U CN213157104U CN 213157104 U CN213157104 U CN 213157104U CN 202021195296 U CN202021195296 U CN 202021195296U CN 213157104 U CN213157104 U CN 213157104U
- Authority
- CN
- China
- Prior art keywords
- seat
- plate
- push rod
- electric push
- swing
- 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.)
- Active
Links
Images
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model discloses a full-automatic multi-functional wheelchair, the on-line screen storage device comprises a base, the bedplate, backplate and the leg plate that has the footboard, backplate and leg plate all with the bedplate articulated and all can overturn through the tilting mechanism at the back separately establish on the bedplate, the both sides of base are equipped with running gear, the middle part is equipped with the whole elevating system who is used for adjusting the bedplate height, whole elevating system's transmission end is equipped with the swing mechanism who is used for adjusting the bedplate front and back gradient, swing mechanism's transmission end is equipped with the rotary mechanism who is used for rotatory bedplate, the bedplate is established at rotary mechanism's transmission end, the both sides of backplate are equipped with the handrail that can upwards pack up, the back is equipped with. The wheelchair is suitable for the elderly and the patients with inconvenient movement or the disabled, can adjust the level of the seat board, avoids the user from sliding downwards, assists in standing, keeps a comfortable state or a training state, and is convenient to get on and off the bed.
Description
Technical Field
The utility model relates to a wheelchair, concretely relates to full-automatic multi-functional wheelchair.
Background
Most of the current wheelchairs have limited functions, can only provide walking functions, and cannot provide good services for the elderly, the patients with inconvenient actions or the disabled.
Disclosure of Invention
The utility model aims at providing a full-automatic multi-functional wheelchair, this wheelchair are fit for old man and the inconvenient patient of action or the disabled person and use, can adjust the bedplate level, avoid the user to glide, and the supplementary stand keeps comfortable state or training state, makes things convenient for getting on and off the bed.
The utility model adopts the technical proposal that:
the utility model provides a full-automatic multi-functional wheelchair, the on-line screen storage device comprises a base, the bedplate, backplate and the leg plate that has the footboard, backplate and leg plate all articulate with the bedplate and all can overturn through the tilting mechanism at their back and establish on the bedplate, the both sides of base are equipped with running gear, the middle part is equipped with the whole elevating system who is used for adjusting the bedplate height, whole elevating system's transmission end is equipped with the swing mechanism who is used for adjusting bedplate front and back gradient, swing mechanism's transmission end is equipped with the rotary mechanism who is used for rotatory bedplate, the bedplate is established at rotary mechanism's transmission end, the both sides of backplate are equipped with the handrail that can upwards pack up, the.
Furthermore, the seat board comprises a seat board frame and two bearing boards which are used for bearing a user and can be supported on the seat board frame in a sliding mode, the seat board frame is installed at the transmission tail end of the rotating mechanism and is hinged with the back board and the leg board respectively, and an opening and closing mechanism used for driving the two bearing boards to be closed and separated is arranged on the seat board frame.
Furthermore, the mechanism that opens and shuts includes the motor that opens and shuts, by the gear of the motor drive that opens and shuts and two racks with gear engagement simultaneously, two racks are located the upper and lower side of gear respectively and are connected fixedly with two loading boards respectively.
Further, be equipped with the table mechanism that can expand and fold up on the backplate, table mechanism is including can winding backplate forward and backward swing's table frame and can winding table frame forward and backward swing's table, when folding up, the table frame is packed up backward, and the table card is put at the back of backplate, and when expanding, the table frame stretches out forward and the card that supports through limit structure on the backplate, and the card that the table tiling was preceding at the backplate and was supported through limit structure is on the table frame.
Furthermore, the turnover mechanism on the back of the back plate comprises a back plate electric push rod and a back plate electric push rod support positioned in the middle of the back plate, and two ends of the back plate electric push rod are respectively hinged with the back plate electric push rod support and the seat plate; the turnover mechanism at the back of the leg plate comprises a leg plate electric push rod and a leg plate electric push rod support positioned in the middle of the leg plate, and two ends of the leg plate electric push rod are respectively hinged with the leg plate electric push rod support and the seat plate.
Furthermore, the whole lifting mechanism adopts a scissor structure and comprises a whole lifting motor arranged on the base, a lead screw connected with the whole lifting motor, a sliding seat matched with the lead screw, a driving piece fixed with the sliding seat, a lifting seat and a pair of scissor rods positioned between the base and the lifting seat, wherein one end of the bottom of each scissor rod is fixedly hinged with the base, the other end of the bottom of each scissor rod is in sliding fit with a linear groove on the base and is hinged with the driving piece, one end of the top of each scissor rod is fixedly hinged with the lifting seat, and the other end of the top of each scissor rod is in sliding fit with a linear groove.
Furthermore, the swing mechanism comprises a swing electric push rod and a swing seat, the swing seat is hinged to the transmission tail end of the integral lifting mechanism, and two ends of the swing electric push rod are hinged to the transmission tail end of the integral lifting mechanism and the swing seat respectively.
Furthermore, the rotating mechanism comprises a rotating seat, a rotating motor, a pinion and a bull gear, wherein the rotating motor, the pinion and the bull gear are arranged at the transmission tail end of the swinging mechanism, the pinion is driven by the rotating motor, the bull gear is meshed with the pinion, and the rotating seat is fixed on the top surface of the bull gear.
Furthermore, supporting rollers are distributed around the bull gear at the transmission tail end of the swing mechanism, and the rotating seat is supported on the supporting rollers.
Further, the handrail lifting mechanism comprises a handrail lifting motor, a belt transmission assembly driven by the handrail lifting motor and two groups of lead screw sliding block assemblies simultaneously driven by the belt transmission assembly, and handrails on two sides of the back plate are respectively connected with sliding blocks in the two groups of lead screw sliding block assemblies.
The utility model has the advantages that:
the wheelchair is suitable for old people and patients or disabled people with inconvenient movement, when the wheelchair goes up and down steps or walks on bumpy ground or inclined ground, the swinging mechanism can adjust the seat board level through forward and backward swinging to ensure safety and comfort, and in addition, in order to prevent a user from sliding down after sitting for a long time, the seat board can be inclined backwards to prevent the user from sliding down; when a user supports the armrests with hands or the armrests support the armpits of the user, the armrest lifting mechanism drives the armrests to ascend, so that the user can be assisted to stand; the integral lifting mechanism can adjust the height required by a user and can be flush with the bed; the turnover mechanism can adjust the angles of the back and the legs of the user so as to keep a comfortable state or a training state, and the user is in a lying state after the back plate and the leg plates are turned over to be flush with the seat plate; when a user lies down, the rotating mechanism rotates 90 degrees, the wheelchair can directly lean against the bed without turning, and the user can get on or off the bed conveniently after the armrests are folded.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the installation of the turnover mechanism in the embodiment of the present invention.
Fig. 3 is an installation schematic diagram of the whole lifting mechanism in the embodiment of the present invention.
Fig. 4 is an installation schematic diagram of the swing mechanism in the embodiment of the present invention.
Fig. 5 is a schematic view of the installation of the rotating mechanism in the embodiment of the present invention (for convenience of observation, the whole portion of the portion that should be shielded under the rotating base is shown by a solid line).
Fig. 6 is an installation diagram of the handrail lifting mechanism in the embodiment of the present invention.
Fig. 7 is an installation schematic diagram of the opening and closing mechanism in the embodiment of the present invention.
In the figure: 1-a pedal; 2-a leg plate; 3-a hinge shaft; 4-a sliding sleeve; 5-a bearing plate; 6-arm rest; 7-a table board; 8-a table plate frame; 9-a back plate; 10-a sleeve; 11-leg plate electric push rod support; 12-leg plate electric push rod; 13-a backplane electrical push rod support; 14-a backplane electrical pushrod; 15-swinging the electric push rod bracket; 16-a swing seat; 17-swinging the electric push rod; 18-supporting shaft; 19-a lifting seat; 20-a linear groove seat; 21-scissor levers; 22-integral lift motor; 23-a base; 24-a drive member; 25-a lead screw; 26-a bull gear; 27-a rotating base; 28-a fixed shaft; 29-supporting rolls; 30-a support roll support; 31-a pinion gear; 32-handrail lifting motor; 33-a belt drive assembly; 34-a lead screw slider assembly; 35-table board fixing rod; 36-a slide block; 37-a transmission crane; 38-a toilet box; 39-upper rack; 40-lower rack; 41-gear.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in figures 1 to 6, a full-automatic multifunctional wheelchair comprises a base 23, a seat board, a back board 9 and a leg board 2 with a pedal 1, wherein the back board 9 and the leg board 2 are both hinged with the seat board (the hinging way adopts the matching of a hinging shaft 3 and a sleeve 10) and are arranged on the seat board in a turnover way through respective reverse turnover mechanisms at the back, both sides of the base are provided with traveling mechanisms (the traveling mechanisms are common traveling mechanisms in the current wheelchairs and comprise universal wheels and can climb stairs), the middle part is provided with an integral lifting mechanism for adjusting the height of the seat board, the transmission tail end of the integral lifting mechanism is provided with a swing mechanism for adjusting the front and back inclination of the seat board, the transmission tail end of the swing mechanism is provided with a rotating mechanism for rotating the seat board, the seat board is arranged at the transmission tail end of the rotating mechanism, the two sides of the back board 9 are provided with handrails 6 which can be folded upwards, and the back surface of the back board is provided with a handrail lifting mechanism for driving the hand. The wheelchair is suitable for old people and patients or disabled people with inconvenient movement, when the wheelchair goes up and down steps or walks on bumpy ground or inclined ground, the swinging mechanism can adjust the seat board level through forward and backward swinging to ensure safety and comfort, and in addition, in order to prevent a user from sliding down after sitting for a long time, the seat board can be inclined backwards to prevent the user from sliding down; when a user supports the armrests 6 with hands or the armrests 6 support the armpits of the user, the armrest lifting mechanism drives the armrests 6 to rise, so that the user can be assisted to stand; the integral lifting mechanism can adjust the height required by a user and can be flush with the bed; the turnover mechanism can adjust the angles of the back and the legs of the user so as to keep a comfortable state or a training state, and the user is in a lying state after the back plate 9 and the leg plate 2 are turned over to be flush with the seat plate; when a user lies down, the rotating mechanism rotates 90 degrees, the wheelchair can directly lean against the bed without turning, and the user can get on or off the bed conveniently after the handrail 6 is folded.
As shown in fig. 2, in this embodiment, the turnover mechanism at the back of the back plate 9 includes a back plate electric push rod 14 and a back plate electric push rod support 13 located in the middle of the back plate 9, and two ends of the back plate electric push rod 14 are hinged to the back plate electric push rod support 13 and the seat plate respectively; the turnover mechanism at the back of the leg plate 2 comprises a leg plate electric push rod 12 and a leg plate electric push rod support 11 positioned in the middle of the leg plate 2, and two ends of the leg plate electric push rod 12 are respectively hinged with the leg plate electric push rod support 11 and the seat plate. The turnover mechanism on the back of the back plate 9 realizes the 90-180 degree adjustment of the back plate 9 and the seat plate; the turnover mechanism on the back of the leg plate 2 realizes the adjustment of the leg plate 2 and the seat plate at 0-90 degrees.
As shown in fig. 3, in the present embodiment, the integral lifting mechanism adopts a scissor structure, and includes an integral lifting motor 22 disposed on a base 23, a lead screw 25 connected to the integral lifting motor 22, a sliding seat engaged with the lead screw 25, a driving member fixed to the sliding seat, a lifting seat 19, and a pair of scissor rods 21 located between the base 23 and the lifting seat 19, wherein one end of the bottom of the scissor rod 21 is fixedly hinged 24 to the base 23, the other end of the bottom is slidably engaged with a linear groove on the base 23 and is hinged to the driving member 24, one end of the top is fixedly hinged to the lifting seat 19, and the other end of the top is slidably engaged with a linear groove on the lifting seat 19. The scissor fork structure is adopted, the structure is stable, the scissor fork rod 21 can be directly connected with the base 23 and the lifting seat 19, and also can be connected with the base 23 and the lifting seat 19 through the linear groove seat 20, and the whole lifting mechanism can lift the seat plate by 0-220 mm.
As shown in fig. 4, in the present embodiment, the swing mechanism includes a swing electric push rod 17 and a swing base 16, the swing base 16 is hinged on the lifting base 19, and both ends of the swing electric push rod 17 are hinged with the lifting base 19 and the swing base 16 respectively. The swing base 16 and the lifting base 19 can be U-shaped plates, which can be hinged on both sides by a support shaft 18.
As shown in fig. 5, in the present embodiment, the rotation mechanism includes a rotation base 27, and a rotation motor provided on the swing base 16, a pinion 31, and a bull gear 26, the pinion 31 is driven by the rotation motor, the bull gear 26 is engaged with the pinion 31, and the rotation base 27 is fixed to the top surface of the bull gear 26 by a bolt. Supporting rollers 29 are distributed around the large gear 26 on the swinging seat 16, the rotating seat 27 is supported on the supporting rollers 29, the supporting rollers 29 are installed through supporting roller supports 30, the supporting rollers 29 can prevent rotation, and the supporting rollers 27 are deviated on a plane.
As shown in fig. 6, in the present embodiment, the handrail lifting mechanism includes a handrail lifting motor 32, a belt transmission assembly 33 driven by the handrail lifting motor 32, and two sets of lead screw slider assemblies 34 simultaneously driven by the belt transmission assembly 33, and the handrails 6 on both sides of the back plate 9 are respectively connected to the sliders 36 in the two sets of lead screw slider assemblies 34.
As shown in fig. 1 and 6, in this embodiment, a table mechanism capable of being unfolded and folded is arranged on the back plate 9, the table mechanism includes a table frame 8 capable of swinging back and forth around the back plate 9 and a table 7 capable of swinging back and forth around the table frame 8, when folded, the table frame 8 is folded backwards, the table 7 is clamped on the back surface of the back plate 9 through a table fixing rod 35, when unfolded, the table frame 8 stretches forwards and is clamped on the back plate 9 through a limiting structure, the table 7 is tiled in front of the back plate 9 and is clamped on the table frame 8 through a limiting structure, and dining and entertainment are facilitated.
As shown in fig. 1 and 7, in this embodiment, the seat plate includes a seat plate frame and two bearing plates 5 supported on the seat plate frame slidably for bearing a user (the bearing plates 5 are connected with the hinge shafts 3 on the seat plate frame through sliding sleeves 4 to realize sliding fit, linear bearings can be arranged in the sliding sleeves 4), the seat plate frame is installed on the rotary seat 27 and is hinged with the back plate 9 and the leg plate 2 respectively, and the seat plate frame is provided with an opening and closing mechanism for driving the two bearing plates 5 to close and separate. When a user needs to go to the toilet, the user supports the handrail 6 with hands or the handrail 6 supports the armpit of the user, the handrail lifting mechanism drives the handrail to ascend, the user is assisted to get up, then the opening and closing mechanism drives the two bearing plates 5 to be separated, then the handrail lifting mechanism drives the handrail 6 to descend, the user sits on the two separated bearing plates 5, then the toilet box 38 is placed right below the two bearing plates 5, and the user can go to the toilet on the spot without getting up again. The opening and closing mechanism comprises an opening and closing motor, a gear 41 driven by the opening and closing motor, and an upper rack 39 and a lower rack 40 which are simultaneously meshed with the gear 41, wherein the upper rack 39 and the lower rack 40 are respectively positioned on the upper side and the lower side of the gear 41 and are respectively connected and fixed with the two bearing plates 5. The mechanism that opens and shuts that this embodiment adopted, simple structure, the transmission is stable.
In order to reduce the weight of the wheelchair and ensure the strength, all the frames are made of aluminum alloy.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (10)
1. A full-automatic multifunctional wheelchair is characterized in that: the novel seat plate comprises a base, a seat plate, a back plate and leg plates with pedals, wherein the back plate and the leg plates are hinged with the seat plate and can be arranged on the seat plate in a turnover mode through respective turnover mechanisms at the back, walking mechanisms are arranged on two sides of the base, an integral lifting mechanism used for adjusting the height of the seat plate is arranged in the middle of the base, a swinging mechanism used for adjusting the front and back inclination of the seat plate is arranged at the transmission tail end of the integral lifting mechanism, a rotating mechanism used for rotating the seat plate is arranged at the transmission tail end of the swinging mechanism, handrails capable of being folded upwards are arranged on two sides of the back plate, and a handrail lifting.
2. The fully automatic multifunctional wheelchair as claimed in claim 1, wherein: the bedplate includes bedplate frame and two loading boards that are used for bearing user and slidable support on the bedplate frame, and the bedplate frame is installed at rotary mechanism's transmission end and is articulated with backplate and leg board respectively, is equipped with on the bedplate frame to be used for driving two loading boards fold and the mechanism that opens and shuts that part.
3. The fully automatic multifunctional wheelchair as claimed in claim 2, wherein: the opening and closing mechanism comprises an opening and closing motor, a gear driven by the opening and closing motor and two racks meshed with the gear, and the two racks are located on the upper side and the lower side of the gear respectively and are connected and fixed with the two bearing plates respectively.
4. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: be equipped with the table mechanism that can expand and fold up on the backplate, table mechanism is including can winding backplate forward and backward swing's table frame and can winding table frame forward and backward swing's table, when folding up, the table frame is packed up backward, and the table card is put at the back of backplate, and when expanding, the table frame stretches out forward and the card that supports through limit structure on the backplate, and the table tiling is preceding and the card that supports through limit structure on the table frame at the backplate.
5. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: the turnover mechanism on the back of the back plate comprises a back plate electric push rod and a back plate electric push rod support positioned in the middle of the back plate, and two ends of the back plate electric push rod are respectively hinged with the back plate electric push rod support and the seat plate; the turnover mechanism at the back of the leg plate comprises a leg plate electric push rod and a leg plate electric push rod support positioned in the middle of the leg plate, and two ends of the leg plate electric push rod are respectively hinged with the leg plate electric push rod support and the seat plate.
6. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: the whole lifting mechanism adopts a scissor structure and comprises a whole lifting motor arranged on the base, a lead screw connected with the whole lifting motor, a sliding seat matched with the lead screw, a driving piece fixed with the sliding seat, a lifting seat and a pair of scissor rods positioned between the base and the lifting seat, wherein one end of the bottom of the scissor rod is fixedly hinged with the base, the other end of the bottom of the scissor rod is in sliding fit with a linear groove on the base and is hinged with the driving piece, one end of the top of the scissor rod is fixedly hinged with the lifting seat, and the other end of the top of the scissor rod is in sliding fit with the.
7. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: the swing mechanism comprises a swing electric push rod and a swing seat, the swing seat is hinged to the transmission tail end of the integral lifting mechanism, and two ends of the swing electric push rod are hinged to the transmission tail end and the swing seat of the integral lifting mechanism respectively.
8. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: the rotating mechanism comprises a rotating seat, a rotating motor, a pinion and a bull gear, wherein the rotating motor, the pinion and the bull gear are arranged at the transmission tail end of the swinging mechanism, the pinion is driven by the rotating motor, the bull gear is meshed with the pinion, and the rotating seat is fixed on the top surface of the bull gear.
9. The fully automatic multi-function wheelchair as claimed in claim 8, wherein: supporting rollers are distributed around the bull gear at the transmission tail end of the swing mechanism, and the rotating seat is supported on the supporting rollers.
10. A fully automatic multifunctional wheelchair as claimed in any one of claims 1 to 3, wherein: the handrail lifting mechanism comprises a handrail lifting motor, a belt transmission component driven by the handrail lifting motor and two groups of lead screw sliding block components simultaneously driven by the belt transmission component, and the handrails on the two sides of the back plate are respectively connected with sliding blocks in the two groups of lead screw sliding block components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021195296.4U CN213157104U (en) | 2020-06-24 | 2020-06-24 | Full-automatic multifunctional wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021195296.4U CN213157104U (en) | 2020-06-24 | 2020-06-24 | Full-automatic multifunctional wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213157104U true CN213157104U (en) | 2021-05-11 |
Family
ID=75789698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021195296.4U Active CN213157104U (en) | 2020-06-24 | 2020-06-24 | Full-automatic multifunctional wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213157104U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952157A (en) * | 2021-11-30 | 2022-01-21 | 佛山市华端美容科技有限公司 | Beauty bed with adjustable inclination angle |
| CN114343987A (en) * | 2022-02-09 | 2022-04-15 | 陈国满 | Multifunctional wheelchair |
| CN114617717A (en) * | 2022-05-13 | 2022-06-14 | 昌乐县人民医院 | A transportation facility for endocrinology department's patient first aid |
| CN114848312A (en) * | 2022-04-28 | 2022-08-05 | 武汉理工大学 | Stand, lie and sit integral type wheelchair |
-
2020
- 2020-06-24 CN CN202021195296.4U patent/CN213157104U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952157A (en) * | 2021-11-30 | 2022-01-21 | 佛山市华端美容科技有限公司 | Beauty bed with adjustable inclination angle |
| CN114343987A (en) * | 2022-02-09 | 2022-04-15 | 陈国满 | Multifunctional wheelchair |
| CN114343987B (en) * | 2022-02-09 | 2023-12-19 | 佛山市南海区康健泰康复器材有限公司 | Multifunctional wheelchair |
| CN114848312A (en) * | 2022-04-28 | 2022-08-05 | 武汉理工大学 | Stand, lie and sit integral type wheelchair |
| CN114617717A (en) * | 2022-05-13 | 2022-06-14 | 昌乐县人民医院 | A transportation facility for endocrinology department's patient first aid |
| CN114617717B (en) * | 2022-05-13 | 2022-08-30 | 昌乐县人民医院 | A transportation facility for endocrinology department's patient first aid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213157104U (en) | Full-automatic multifunctional wheelchair | |
| RU2767548C1 (en) | Multifunctional wheelchair | |
| US9737448B2 (en) | Elevating manual wheelchair | |
| EP1620302A1 (en) | Manually operable standing wheelchair | |
| KR20160142548A (en) | Seat height adjustable motor driven wheel chair | |
| JP2000140029A (en) | Chair for self-standing | |
| CN112603685A (en) | Multifunctional nursing bed, bed and chair combined device matched with same and using method | |
| KR102107236B1 (en) | A seat for a passenger car having a means of getting off | |
| CN110840660B (en) | Patient transfer device suitable for mobility-handicapped person | |
| CN210472031U (en) | Auxiliary lifting equipment for toilet | |
| CN2776365Y (en) | Multifunction wheel chair/bed | |
| CN210903721U (en) | Wheel chair | |
| CN216876947U (en) | Shifting device | |
| KR102423485B1 (en) | Auto lifting-moving chair apparatus for parapiegic capable of lifting and moving | |
| CN116035815A (en) | Wheelchair is transported in lift folding | |
| CN113057508B (en) | Toilet auxiliary device and auxiliary method | |
| CN112603670B (en) | Angle and height adjustable chair surface structure and multifunctional wheelchair thereof | |
| CN211431782U (en) | Metamorphic mechanism type power-assisted chair | |
| CN113081520A (en) | Transfer auxiliary wheelchair | |
| CN220327603U (en) | Novel wheelchair for assisting old people to safely use toilet | |
| GB2161371A (en) | A raisable and lowerable chair to aid standing and sitting | |
| KR200336152Y1 (en) | a wheelchair | |
| CN213431131U (en) | Deformable seat body and mobile platform | |
| CN111870442B (en) | A collapsible wheelchair for shifting disability crowd | |
| CN220309051U (en) | Nursing support is changed to position |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |