CN215020757U - Rising power-assisted seat and split type wheelchair - Google Patents
Rising power-assisted seat and split type wheelchair Download PDFInfo
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- CN215020757U CN215020757U CN202120417366.4U CN202120417366U CN215020757U CN 215020757 U CN215020757 U CN 215020757U CN 202120417366 U CN202120417366 U CN 202120417366U CN 215020757 U CN215020757 U CN 215020757U
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- 230000000630 rising effect Effects 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- 101000911772 Homo sapiens Hsc70-interacting protein Proteins 0.000 abstract description 2
- 210000004394 hip joint Anatomy 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
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Abstract
The utility model discloses a rising power-assisted chair and a split wheelchair adopting the rising power-assisted chair, and the rising power-assisted chair comprises a first frame, a seat plate, a link mechanism and a driving piece; the connecting rod mechanism comprises a first connecting rod assembly, a second connecting rod assembly and a third connecting rod assembly; the second connecting rod assembly is fixedly connected with a connecting plate assembly, the other end of the connecting plate assembly is arranged towards the seat plate direction, one end of the driving piece is hinged to the rear end of the first frame, and the other end of the driving piece is hinged to one end, arranged towards the seat plate direction, of the connecting plate assembly. This helping hand seat of standing up adopts four-bar mechanism and driving piece to drive the bedplate, can fit human hip joint's motion trail when standing up well, can accord with the motion gesture of human standing up process better, can provide better use experience for the user when helping hand is standing up.
Description
Technical Field
The utility model relates to a helping hand seat technical field, in particular to helping hand seat and split type wheelchair of standing up.
Background
The conventional functional electric wheelchair generally has functions of running, turning, backing, parking, etc., and provides convenience for movement of patients with weak leg strength and function or elderly people. However, during the use of the wheelchair, such people usually need to sit on the wheelchair or stand up from the wheelchair with the assistance of others, which brings great inconvenience to the user.
SUMMERY OF THE UTILITY MODEL
The utility model provides a standing up power-assisted seat and a split type wheelchair adopting the standing up power-assisted seat, aiming at the problem that a user sits down and stands up inconveniently in the using process of the wheelchair.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a rising power-assisted seat comprises a first frame, a seat plate, a connecting rod mechanism and a driving piece;
the connecting rod mechanism comprises a first connecting rod assembly, a second connecting rod assembly and a third connecting rod assembly, one end of the first connecting rod assembly is hinged with the front end of the seat plate, the other end of the first connecting rod assembly is hinged with the front end of the first frame, one end of the second connecting rod assembly is hinged with the front end of the first frame, the other end of the second connecting rod assembly is hinged with one end of the third connecting rod assembly, and the other end of the third connecting rod assembly is hinged with the rear end of the seat plate;
the second connecting rod assembly is fixedly connected with a connecting plate assembly, the other end of the connecting plate assembly is arranged towards the seat plate direction, one end of the driving piece is hinged to the rear end of the first frame, and the other end of the driving piece is hinged to one end, arranged towards the seat plate direction, of the connecting plate assembly.
In the above technical solution, further, the first link assembly includes two first connecting rods, the second link assembly includes two second connecting rods, the third link assembly includes two third connecting rods, and the first connecting rod, the second connecting rod, the third connecting rod and the seat plate respectively form two sets of four-bar mechanisms at two sides of the first frame.
In the above technical solution, further, in the four-bar linkage mechanism composed of the first link, the second link, the third link and the seat plate, the hinge points between the first link, the second link and the first frame are located at the same position on the first frame.
In the above technical scheme, further, the connecting plate assembly includes two connecting plates, one end of each connecting plate is fixedly connected to the second connecting rod, a supporting rod is arranged between the other ends of the two connecting plates, and the driving piece is connected with the supporting rod through a hinge.
In the above technical scheme, further, a plurality of mounting holes are respectively arranged on the connecting plate along the axial direction thereof, and two ends of the support rod are respectively arranged in the mounting holes.
In the above technical solution, further, the driving member is an electric stay.
The utility model discloses in still relate to a split type wheelchair, including wheelchair base and the helping hand seat of standing up, the helping hand seat of standing up sets up on the wheelchair base, the wheelchair base includes the second frame, be connected for dismantling between first frame and the second frame.
Among the above-mentioned technical scheme, furtherly, be provided with a plurality of mounting panels on the second frame, first frame sets up on the mounting panel, and through quick detach pin junction between the mounting panel.
Among the above-mentioned technical scheme, further, mounting panel one end is fixed to be set up in second frame bottom, and the other end sets up towards second frame is inside respectively.
In the above technical scheme, further, a backrest is arranged on the wheelchair base, and the backrest is connected with the second frame through a back folding device.
In the technical scheme, furthermore, the front end of the wheelchair base is provided with universal wheels, the rear end of the wheelchair base is provided with electric wheels, and the rear side of the wheelchair base is provided with an electric appliance control box.
The utility model discloses the beneficial effect who has:
1) this helping hand seat of standing up adopts four-bar mechanism and driving piece to drive the bedplate, sets up through the structure to four-bar mechanism, can fit human hip joint's motion trail when standing up well, can accord with the motion gesture of human standing up process of standing up better, can provide better use for the user and experience when the helping hand is standing up.
2) This helping hand seat of standing up adopts two sets of four-bar linkage that are the symmetry and sets up to support the seat, has guaranteed well at the stability of the in-process supplementary support of standing up to the human body.
3) The split wheelchair adopts a quick-release structural design, and can be conveniently disassembled into two parts, so that the wheelchair is convenient to transport and carry, and meanwhile, the two parts are stably and reliably connected when the split wheelchair is used, and the use reliability of the wheelchair is also considered.
Drawings
Fig. 1 is a schematic view of an initial state structure of a stand-up assisting seat according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the rising state of the power-assisted seat of the embodiment of the present invention.
Fig. 3 is a schematic structural view of a split wheelchair in an embodiment of the present invention.
Fig. 4 is a schematic structural view of a wheelchair base of the split wheelchair in the embodiment of the present invention.
In the figure: 100. the standing-up assisting chair comprises a standing-up assisting chair body 101, a first frame 102, a chair plate 103, a driving piece 104, a first connecting rod 105, a second connecting rod 106, a third connecting rod 107, a connecting plate 108, a supporting rod 109, armrests 110 and mounting holes;
200. a wheelchair base 201, a second frame 202, a mounting plate 203, a backrest 204, a back folding device 205, universal wheels 206, electric wheels 207, an electric control box 208, a manual brake 209 and a pedal plate;
300. a quick-release pin.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 and 2, the rising-assist seat 100 of the present embodiment includes a first frame 101, a seat plate 102, a link mechanism, and a driving member 103.
The connecting rod mechanism comprises a first connecting rod assembly, a second connecting rod assembly and a third connecting rod assembly, one end of the first connecting rod assembly is hinged to the front end of the seat plate 102, the other end of the first connecting rod assembly is hinged to the front end of the first frame 101, one end of the second connecting rod assembly is hinged to the front end of the first frame 101, the other end of the second connecting rod assembly is hinged to one end of the third connecting rod assembly, and the other end of the third connecting rod assembly is hinged to the rear end of the seat plate 102. Specifically, in the present embodiment, the first link assembly includes two first links 104, the second link assembly includes two second links 105, the third link assembly includes two third links 106, and the first link 104, the second link 105, the third link 106 and the seat plate 102 respectively form two sets of four-bar mechanisms on two sides of the first frame 101. Set up two sets of four-bar linkage between first frame and bedplate, can realize the stable support to the bedplate motion in-process, guarantee seat security and stability in the use.
The two groups of four-bar linkages are symmetrically arranged on the first frame, and a hinge point between the first connecting bar and the first frame and a hinge point between the second connecting bar and the first frame in any one four-bar linkage are positioned at the same position on the first frame, so that the driving piece enables the seat board to move forwards around the hinge point when the driving piece pushes the four-bar linkage to move, and the seat board has a more optimal motion track.
Fixedly connected with connecting plate subassembly on the second link assembly, the connecting plate subassembly other end sets up towards the bedplate direction, driving piece 103 one end is articulated with first frame 101 rear end, and the other end is articulated with the one end that the connecting plate subassembly set up towards the bedplate direction. Correspondingly, the connecting plate assembly here includes two connecting plates 107, one end of each connecting plate 107 is fixedly connected to the second connecting rod 105, a supporting rod 108 is arranged between the other ends of the two connecting plates, and the driving member 103 is hinged to the supporting rod 108. A frame type structure is formed between the two connecting plates and the supporting rods, and the two groups of four-bar mechanisms can be further connected, so that the two groups of four-bar mechanisms have better stability.
When the electric bicycle is used for getting up, the driving piece is controlled to act, the electric support rod is adopted by the driving piece to control the electric support rod to extend, the electric support rod drives the four-bar mechanism to act, the seat plate is controlled to rise, meanwhile, the inclination angle of the seat plate is controlled, the seat plate moves towards the front, and the power-assisted operation of the human body in the getting up process is realized.
Adopt four-bar linkage and driving piece to be connected between this embodiment through bedplate and the first frame, through to four-bar linkage and bedplate, connection structure between the first frame, and connection structure between four-bar linkage and the driving piece and the setting of four-bar linkage self structure, it is lifting the in-process to have realized the bedplate, bedplate front end and rear end rise highly different, thereby change the inclination of bedplate, make the whole forward motion of bedplate simultaneously, can play the body for the human body and provide better helping hand, in order to accord with the motion gesture of the human body process of standing up better, the use of seat is more humanized.
In this embodiment, the connecting plate 107 is provided with a plurality of mounting holes 110 along the axial direction thereof, and two ends of the supporting rod 108 are respectively disposed in the mounting holes 110. Through setting up the bracing piece in the mounting hole of difference, adjust the mounted position of bracing piece, can realize the control to the different lifting height of bedplate, inclination to be adapted to different users' physical characteristics, it is convenient to adjust, can adapt to the user demand of differentiation well.
Example two
As shown in fig. 3 and 4, the split wheelchair in this embodiment includes a wheelchair base 200 and a rising-up assisting seat 100, the rising-up assisting seat 100 is disposed on the wheelchair base 200, the wheelchair base 200 includes a second frame 201, and the first frame 101 and the second frame 201 are detachably connected.
In the connection mode between the rising power-assisted seat and the wheelchair base, in order to facilitate the rapid installation and detachment of the rising power-assisted seat on the wheelchair base, in this embodiment, a plurality of mounting plates 202 are arranged on the second frame 201, and the first frame 101 is arranged on the mounting plates 202 and connected with the mounting plates 202 through quick-release pins 300. The quick-release pin is a general part sold on the market at present, and can realize quick connection and quick disassembly between two parts so as to facilitate quick assembly and disassembly between the parts.
In this embodiment, one end of the mounting plate 202 is fixedly disposed at the bottom of the second frame 201, and the other end is disposed toward the inside of the second frame 201. When the seat is installed, the rising power-assisted seat is placed on the installation plate on the second frame, the first frame is arranged in the second frame, and the first frame is limited in the second frame. The mounting plates and the first frame are respectively provided with a hole for fixed connection at corresponding positions, and a quick-release pin is arranged between the first frame and each mounting plate, so that the lifting power-assisted seat can be fixedly mounted on the wheelchair base. When the wheelchair is disassembled, the rising power-assisted seat can be conveniently separated from the wheelchair base by only disassembling the quick disassembling pins, so that the wheelchair is convenient to transport and carry.
The wheelchair base in this embodiment is provided with a backrest 203, and the backrest 203 is connected with the second frame 201 through a back folding device 204. The back folding device is a universal part sold in the market, and can be used for conveniently and rapidly folding the backrest, so that the wheelchair base can be conveniently stored.
The wheelchair comprises a wheelchair base 200, universal wheels 205, electric wheels 206, an electrical control box 207, a power supply and control components, wherein the universal wheels 205 are arranged at the front end of the wheelchair base 200, the electric wheels 206 are arranged at the rear end of the wheelchair base, the electrical control box is arranged at the rear side of the wheelchair base, and the power supply and the control components are arranged in the electrical control box and used for providing power supply for the wheelchair and controlling the wheelchair to move and move. The electric control box controls the electric wheels to drive the wheelchair to move, so that the electric control of the wheelchair movement is realized; meanwhile, the electric control box controls the action of the electric stay bar, and the lifting control of the wheelchair seat is realized.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (10)
1. A rising power-assisted seat is characterized by comprising a first frame, a seat plate, a connecting rod mechanism and a driving piece;
the connecting rod mechanism comprises a first connecting rod assembly, a second connecting rod assembly and a third connecting rod assembly, one end of the first connecting rod assembly is hinged with the front end of the seat plate, the other end of the first connecting rod assembly is hinged with the front end of the first frame, one end of the second connecting rod assembly is hinged with the front end of the first frame, the other end of the second connecting rod assembly is hinged with one end of the third connecting rod assembly, and the other end of the third connecting rod assembly is hinged with the rear end of the seat plate;
the second connecting rod assembly is fixedly connected with a connecting plate assembly, the other end of the connecting plate assembly is arranged towards the seat plate direction, one end of the driving piece is hinged to the rear end of the first frame, and the other end of the driving piece is hinged to one end, arranged towards the seat plate direction, of the connecting plate assembly.
2. The booster seat of claim 1, wherein the first link assembly comprises two first links, the second link assembly comprises two second links, and the third link assembly comprises two third links, the first, second, third links and the seat plate respectively forming two sets of four-bar linkages on two sides of the first frame.
3. The rising-assist seat according to claim 2, wherein in the four-link mechanism composed of the first link, the second link, the third link, and the seat plate, hinge points between the first link, the second link, and the first frame are located at the same position on the first frame.
4. The rising power-assisted seat according to claim 2 or 3, characterized in that the connecting plate assembly comprises two connecting plates, one ends of the connecting plates are respectively and fixedly connected to the second connecting rods, a supporting rod is arranged between the other ends of the two connecting plates, and the driving member is hinged with the supporting rod.
5. The rising-body power assisting seat according to claim 4, wherein the connecting plate is provided with a plurality of mounting holes along an axial direction thereof, and both ends of the support rod are provided in the mounting holes, respectively.
6. The rise-assist seat as claimed in claim 1, wherein the drive member is a powered strut.
7. The utility model provides a split type wheelchair, its characterized in that, includes wheelchair base and the helping hand seat of standing up, the helping hand seat of standing up sets up on the wheelchair base, the wheelchair base includes the second frame, be connected for dismantling between first frame and the second frame.
8. The split-type wheelchair of claim 7, wherein a plurality of mounting plates are arranged on the second frame, and the first frame is arranged on the mounting plates and connected with the mounting plates through quick release pins.
9. The split-type wheelchair of claim 8, wherein the mounting plates are fixedly arranged at the bottom of the second frame at one end, and are respectively arranged towards the inside of the second frame at the other end.
10. The split-type wheelchair of claim 7, wherein a backrest is arranged on the wheelchair base, and the backrest is connected with the second frame through a back folding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120417366.4U CN215020757U (en) | 2021-02-25 | 2021-02-25 | Rising power-assisted seat and split type wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120417366.4U CN215020757U (en) | 2021-02-25 | 2021-02-25 | Rising power-assisted seat and split type wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215020757U true CN215020757U (en) | 2021-12-07 |
Family
ID=79253540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120417366.4U Active CN215020757U (en) | 2021-02-25 | 2021-02-25 | Rising power-assisted seat and split type wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215020757U (en) |
-
2021
- 2021-02-25 CN CN202120417366.4U patent/CN215020757U/en active Active
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