CN203341951U - Chair for assisting users in standing up and sitting down - Google Patents
Chair for assisting users in standing up and sitting down Download PDFInfo
- Publication number
- CN203341951U CN203341951U CN 201320415311 CN201320415311U CN203341951U CN 203341951 U CN203341951 U CN 203341951U CN 201320415311 CN201320415311 CN 201320415311 CN 201320415311 U CN201320415311 U CN 201320415311U CN 203341951 U CN203341951 U CN 203341951U
- Authority
- CN
- China
- Prior art keywords
- rocking bar
- connecting rod
- chair
- seat
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model relates to a chair for assisting users in standing up and sitting down and belongs to the field of articles for daily use. The chair comprises a parallelogram mechanism and a rocking bar sliding block mechanism, wherein the parallelogram mechanism is composed of a chair surface (12), a connecting rod (13), a connecting rod (15) and a rocking bar (4); the rocking bar sliding block mechanism is composed of a chair body (9), a sliding block (7), the connecting rod (13) an the rocking bar (4); and the parallelogram mechanism and the rocking bar sliding block mechanism form a six-rod mechanism. One end of a push rod (3) is hinged to a worm wheel shaft (1), the other end of the push rod (3) is hinged to the rocking bar (4), one end of a rocking bar (2) is hinged to the push rod (3), the other end of the rocking bar (2) is hinged to the worm wheel shaft (1), and the rocking bar (2) rotatably drives the six-rod mechanism. When the users are going to stand up, a worm wheel (14) and a worm (15) drive the rocking bar (2) to rotate clockwise, the push rod (3) drives the rocking bar (4) to rotate to enable the sliding block (7) to move upwards along an inner sliding groove (8), and simultaneously the chair surface (12) rotates around a pin shaft (10) to assist the users in standing up. When the users are going to sit down, the buttocks of the users adhere to the chair surface (12), the rocking bar (2) rotates anticlockwise, so that the rocking bar (4) drives the sliding block (7) to move downwards, and the simultaneously the chair surface (12) supports the users to let the user sit down.
Description
Technical field
The present invention relates to a kind of chair of sitting of having assisted, be particularly useful for helping the amyasthenic people of old people or lower limb to stand up and sit down, belong to the articles for daily use field.
Background technology
Chair has become people's daily necessities in daily life.People are sitting on common seat in the time of will standing up or sit down, and needing lower limb flesh firmly to support could execution.But complete comparatively difficulty of This move for old people or the amyasthenic people of lower limb.The amyasthenic people of old people or lower limb stands up and sits down all need to be by the execution of external force ability.
At present, also there is part to assist the chair of sitting, for example: the utility model patent that application number is 200720156011.4 auxiliary seats of standing up, this patent has been used four groups of connection rod set, utilizes the lifting by group of the mutual kinetic energy of the connection rod set convenient adjustment chair back and foot, and can improve the height of seat, leave for user the power-assisted that seat stands up to stand, although this patent can be stood up by assisting user, its structure is comparatively complicated, and cost is higher; The patent of invention that application number is 201210391214.7 auxiliary chairs, this patent has been used chair frame, seat board and with the elevating mechanism of power set, elevating mechanism is controlled the lifting of auxiliary chair fore beam and back seat plate, when standing up and while sitting down, fore beam is that health provides support, make to stand up the process health without the unsettled stage, user is without using waist power, seat support provides the support of vertical direction, can keep one's balance, although this patent is simple in structure, obvious not for old people and the amyasthenic people's suitability of lower limb effect.
Summary of the invention
In order to overcome above-mentioned technological deficiency, the invention provides a kind of chair of having assisted seat simple in structure, complete the more laborsaving convenience of the action of standing up and sitting down for old people and the amyasthenic people of lower limb.
The present invention is achieved by the following technical solutions.
Assisted the chair of sitting mainly to comprise: slider-rocker mechanism and parallel-crank mechanism.
Slider-rocker mechanism comprises: chair body, rocking bar, connecting rod and slide block.Rocking bar is hinged by the front leg portions of bearing pin and chair body, at the foreleg of chair body, is provided with internal chute, and rocking bar promotes slide block by connecting rod and moves up and down along the internal chute of chair body shank, and, at the bottom of internal chute installation Compress Spring, plays the effect of buffering.
Parallel-crank mechanism comprises: seat, connecting rod and rocking bar.The front end of seat is with bearing pin together with slide block, rod hinge connection, and in the process that connecting rod promotion slide block moves up and down, seat can rotate around bearing pin.The other end of seat is together with rod hinge connection, and the other end of connecting rod is hinged with rocking bar, rocking bar installation parallel with seat.
Slider-rocker mechanism and parallel-crank mechanism link together and are combined into six bar combined mechanisms.Worm and gear rotates and drives the rocking bar rotation, makes push rod promote the rocking bar motion, completes the rotation of seat and moves up and down.Be symmetrically installed with slider-rocker mechanism and parallel-crank mechanism in the left and right sides of chair body, left and right two cover mechanisms couple together by worm-wheel shaft.
The accompanying drawing explanation
Fig. 1 is that structural representation of the present invention is always schemed.
Fig. 2 is the structural representation of chair body.
Fig. 3 is the seat schematic diagram.
Fig. 4 is seat and structural scheme of mechanism.
Fig. 5 is the worm and gear mesh schematic representation.
Fig. 6 is worm gear worm-wheel shaft schematic diagram.
The specific embodiment
The present invention is achieved by the following technical solutions, assisted the chair of sitting mainly to comprise: slider-rocker mechanism and parallel-crank mechanism.
As shown in Figure 1, slider-rocker mechanism comprises: chair body (9), rocking bar (4), connecting rod (13) and slide block (7).Rocking bar (4) is hinged with the front leg portions of chair body (9) with bearing pin (11), foreleg at chair body (9) is provided with internal chute (8), by connecting rod (13) promotion slide block (7), the internal chute (8) along chair body (9) shank moves up and down rocking bar (4), and in the bottom of internal chute (8), Compress Spring (6) is installed, play the effect of buffering.Parallel-crank mechanism comprises: seat (12), connecting rod (5), connecting rod (13) and rocking bar (4).The bearing pin for front end (10) of seat (12) and slide block (7), connecting rod (13) are hinged, and connecting rod (13) promotes in process that slide block (7) moves up and down, and seat (12) can rotate around bearing pin (10).One end of connecting rod (5) and seat (12) are hinged, and the same rocking bar of the other end (4) of connecting rod (5) is hinged, rocking bar (4) and the parallel installation of seat (12), connecting rod (5) and the parallel installation of connecting rod (13).Described slider-rocker mechanism and parallel-crank mechanism are combined into six-bar mechanism, and the left and right sides of chair body (9) is symmetrical installs six bar combined mechanisms, and two cover six bar combined mechanisms connect by worm-wheel shaft (1).One end of rocking bar (2) and worm-wheel shaft (1) are hinged, and rocking bar (2) other end and push rod (3) are hinged.Worm-wheel shaft (1) is provided with worm gear (14), worm gear (14) and worm screw (15) engaged transmission, Motor Drive worm screw (15) is rotated, worm screw (15) drives the worm gear (14) and the worm-wheel shaft (1) that are engaged with and rotates, rotate thereby drive rocking bar (2), then drive push rod (3) promotion rocking bar (4) and rotate around bearing pin (11).
The normal condition of having assisted seat is seat (12) and horizontal plane parastate.When user is wanted to sit down, at first described seat (12) is turned to and becomes 90 ° of angles with horizontal plane, the user buttocks is close to described seat (12), then rocking bar (4) drives described seat (12) by connecting rod (13) and rotates around bearing pin (10), described seat (12) is also along with the slide block hinged with it (7) is slowly mobile downwards along the internal chute (8) of chair body (9) front leg portions simultaneously, the bottom of described chute (8) is equipped with Compress Spring (6), can play cushioning effect when sitting down, allow user be transformed to sitting posture by stance.When standing up, the buttocks of user is close to described seat (12), rocking bar (4) swings connecting rod (13) promotion slide block (7) is moved up along chute (8), driving described seat (12) moves up, while rocking bar (4) drives described seat (12) by connecting rod (5) and connecting rod (13) and rotates around bearing pin (10), make described seat (12) hold up user, allow user be transformed to stance by sitting posture.In whole seat process, the health of user can be supported all the time, does not have the unsettled stage of health, and the shank of user does not need firmly too large yet.The change in location of the described seat of whole process (12) meets the movement locus that human body plays the seat process.
Wherein chair body (9) left and right two cover six bar combined mechanisms link together by worm-wheel shaft (1), worm-wheel shaft (1) is provided with worm gear (14), worm gear (14) and worm screw (15) engagement, worm screw (15) is connected with motor that can positive and negative two direction rotations, the rotary actuation worm screw (15) of the positive and negative both direction of motor is rotated, worm screw (15) drives the worm gear (14) and the worm-wheel shaft (1) that are engaged with and rotates, thereby driving rocking bar (2) rotates, then promote the rocking bar motion, complete and assisted the action of sitting.
Claims (4)
1. assisted the chair of sitting for one kind, mainly comprise: slider-rocker mechanism and parallel-crank mechanism, its slider-rocker mechanism comprises: chair body (9), rocking bar (4), connecting rod (13) and slide block (7), rocking bar (4) is assemblied in the front leg portions of chair body (9) by bearing pin (11), foreleg at chair body (9) is provided with internal chute (8), and by connecting rod (13) band movable slider (7), the internal chute (8) along chair body (9) shank moves up and down rocking bar (4); Its parallel-crank mechanism comprises: seat (12), connecting rod (5), connecting rod (13) and rocking bar (4), the front end of seat (12) and slide block (7), connecting rod (13) use bearing pin (10) hinged, seat (12) when rotating, bearing pin (10) is moved up and down with slide block (7), the other end of seat (12) and connecting rod (5) are hinged, the same rocking bar of the other end (4) of connecting rod (5) is hinged, connecting rod (5) is parallel with connecting rod (13), and seat (12) is parallel with rocking bar (4).
2. the chair of sitting of having assisted according to claim 1, it is characterized in that: described slider-rocker mechanism and parallel-crank mechanism are connected in parallel and form six bar combined mechanisms.
3. the chair of sitting of having assisted according to claim 1, it is characterized in that: described seat (12), slide block (7) and connecting rod (13) are hinged, and the rotational angle range of seat (13) is 0 °~90 °.
4. the chair of sitting of having assisted according to claim 1 and 2, it is characterized in that: the symmetrical six bar combined mechanisms that described slider-rocker mechanism and parallel-crank mechanism composition are installed in the left and right sides of described chair body (9), two cover six bar combined mechanisms link together by worm-wheel shaft (1), rocking bar (2), worm-wheel shaft (1) are hinged, rocking bar (2) other end and push rod (3) are hinged, worm-wheel shaft (1) rotates, drive rocking bar (2) and rotate, make push rod (3) promote rocking bar (4) and rotate around bearing pin (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320415311 CN203341951U (en) | 2013-07-12 | 2013-07-12 | Chair for assisting users in standing up and sitting down |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320415311 CN203341951U (en) | 2013-07-12 | 2013-07-12 | Chair for assisting users in standing up and sitting down |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203341951U true CN203341951U (en) | 2013-12-18 |
Family
ID=49741899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320415311 Expired - Fee Related CN203341951U (en) | 2013-07-12 | 2013-07-12 | Chair for assisting users in standing up and sitting down |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203341951U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104274283A (en) * | 2013-07-12 | 2015-01-14 | 山东科技大学 | Chair assisting in getting up and sitting |
CN106714760A (en) * | 2014-07-14 | 2017-05-24 | 埃克斯凯尼缇克斯有限公司 | Elevating walker chair |
CN107951630A (en) * | 2017-12-27 | 2018-04-24 | 佛山市文飞科技有限公司 | A kind of wheelchair conveniently stood up |
CN108309695A (en) * | 2016-06-21 | 2018-07-24 | 合肥工业大学 | A kind of medical treatment device of recovery training method and the aiding upright for the training method |
CN108578182A (en) * | 2016-06-21 | 2018-09-28 | 合肥工业大学 | A kind of auxiliary standing training device |
CN114010094A (en) * | 2021-11-02 | 2022-02-08 | 大连大学 | Intelligent toilet seat chair based on infrared control |
-
2013
- 2013-07-12 CN CN 201320415311 patent/CN203341951U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104274283A (en) * | 2013-07-12 | 2015-01-14 | 山东科技大学 | Chair assisting in getting up and sitting |
CN104274283B (en) * | 2013-07-12 | 2016-12-28 | 山东科技大学 | A kind of chair having assisted seat |
CN106714760A (en) * | 2014-07-14 | 2017-05-24 | 埃克斯凯尼缇克斯有限公司 | Elevating walker chair |
CN106714760B (en) * | 2014-07-14 | 2019-06-04 | 埃克斯凯尼缇克斯有限公司 | Lift walking aid chair |
CN108309695A (en) * | 2016-06-21 | 2018-07-24 | 合肥工业大学 | A kind of medical treatment device of recovery training method and the aiding upright for the training method |
CN108578182A (en) * | 2016-06-21 | 2018-09-28 | 合肥工业大学 | A kind of auxiliary standing training device |
CN107951630A (en) * | 2017-12-27 | 2018-04-24 | 佛山市文飞科技有限公司 | A kind of wheelchair conveniently stood up |
CN114010094A (en) * | 2021-11-02 | 2022-02-08 | 大连大学 | Intelligent toilet seat chair based on infrared control |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104274283B (en) | A kind of chair having assisted seat | |
CN203341951U (en) | Chair for assisting users in standing up and sitting down | |
CN202589805U (en) | Multifunctional wheelchair | |
CN101427965B (en) | Multifunctional electric nursing bed | |
CN106333830B (en) | Walking aid mechanism of lower limb rehabilitation robot | |
CN204170010U (en) | A kind of multifunction seat with function of standing up | |
CN101664355A (en) | Single-power multi-axis linkage electric nursing bed | |
CN202859512U (en) | Multifunctional wheelchair bed | |
CN203447447U (en) | Body overturning pushing-assisting nursing bed | |
CN202218941U (en) | Adjustable-width nursing bed and wheelchair combination | |
CN202207255U (en) | Curved-leg type nursing bed | |
CN203506082U (en) | Office chair with elevation-type storage plate | |
CN204635613U (en) | A kind of anti-tipping support | |
CN204428303U (en) | Electronicly help vertical chair | |
CN101524308A (en) | Manual portable wheelchair lifting device | |
CN201275216Y (en) | Electric nursing bed | |
CN115444679A (en) | Triple-linkage internal medicine nursing sitting frame | |
CN206660087U (en) | One kind reach zero-g Massage chair frame | |
CN208659754U (en) | A kind of back lifting and song leg mechanism of nursing bed | |
CN103735075B (en) | Massage sofa rack | |
CN203424632U (en) | Automatic folding mechanism of sofa bed | |
CN112674965A (en) | Wheelchair nursing bed combination device and using method thereof | |
CN101999968A (en) | Multifunctional self-help nursing sofa bed | |
CN203988764U (en) | A kind of nursing bed | |
CN206079773U (en) | Liftable rotatory manual regulation table chair |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20160712 |
|
CF01 | Termination of patent right due to non-payment of annual fee |