CN103445539A - Seat mechanism for correcting sitting posture - Google Patents
Seat mechanism for correcting sitting posture Download PDFInfo
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- CN103445539A CN103445539A CN2013103380972A CN201310338097A CN103445539A CN 103445539 A CN103445539 A CN 103445539A CN 2013103380972 A CN2013103380972 A CN 2013103380972A CN 201310338097 A CN201310338097 A CN 201310338097A CN 103445539 A CN103445539 A CN 103445539A
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- bar
- rod
- revolute pair
- sitting posture
- frame
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Abstract
The invention discloses a seat mechanism for correcting a sitting posture. The seat mechanism comprises a seat surface part and a seat backrest part, wherein the two ends of a first rod of the seat surface part are connected with a rack I and a movable pair I respectively; the two ends of an air spring are connected with the middle positions of the rack I and the first rod respectively; a second rod in the seat backrest part is connected with a third rod; the middle position of the second rod is hinged with a rack II; the other end of the third rod is fixedly connected with a movable pair II; a fourth rod is connected with a fifth rod; the middle position of the fourth rod is hinged with a rack III; the other end of the fifth rod is fixedly connected with a movable pair III; a sixth rod is connected with a seventh rod; the middle position of the sixth rod is hinged with a rack IV; the other end of the seventh rod is fixedly connected with a movable pair IV; the other end of an eighth rod is fixedly connected with a head pillow; the middle position of the eighth rod is hinged with a rack V. The seat mechanism for correcting the sitting posture has an obvious effect on correcting postures of all sections of a vertebral column of a human body; the system can realize multi-joint isolated degree-of-freedom movement and has a good posture correction function on a back posture when the human body sits down normally.
Description
Technical field
The present invention relates to a kind of chair mechanism, particularly a kind of novel chair mechanism for correcting sitting posture.
Background technology
In daily social life, all kinds of work post staff such as the white collar of long-time operation computer and student easily cause human body waist, buttocks and leg muscle in tension for a long time due to long-term fixedly sitting posture, and bad sitting posture custom can cause to the student serious consequence of myopia, stravismus, hunchback, spinal curvature; For the computer operator, long-term unreasonable sitting posture easily causes occurring hyperosteogeny, and makes the posterior longitudinal ligament anxiety, follows the string, and causes protrusion of lumber intervertebral disc, pressuring neural root.Sciatic nerve is subject to compressing can cause the root Sciatica, the serious consequences such as pain in the back, lower limb pain and moving obstacle occur.At present, except the Wearable Restraining sleeveless garment for correcting posture, also do not have to promote Posture correcting chair used in everyday to occur facilitating.
Therefore, need a kind ofly for the human vertebra flexural property in healthcare field, can effectively realize correcting sitting posture, facilitate in various occasions simultaneously and use, and chair mechanism simple and compact for structure.
Summary of the invention
The problems referred to above that will cause for incorrect sitting posture, the invention provides a kind of correcting sitting posture chair mechanism.Specifically, be to utilize the multi-connecting-rod mechanism relative theory, a kind of Novel sitting posture correction chair mechanism based on serial mechanism is provided, can be widely used in the routine use of family and enterprises and institutions.
Technical scheme of the present invention is:
A kind of correcting sitting posture chair mechanism, described correcting sitting posture chair mechanism, comprise chair surface part and seatback portion, chair surface part the first bar one end is connected with frame by revolute pair one, the first bar other end is connected by revolute pair 11 with moving sets one, and moving sets one empty set is at the second bar one end, and can be along the second bar oriented sliding, air spring one end is connected with frame by revolute pair two, and the other end is connected by revolute pair three with the first bar centre position, in seatback portion, the second bar other end is connected by revolute pair five with the 3rd bar one end, revolute pair four is hinged by the second bar centre position and frame, the 3rd bar other end is fixedly connected with moving sets two, moving sets two empty sets are at an end of the 4th bar, and can be along the 4th bar oriented sliding, the other end of the 4th bar is connected by revolute pair seven with the 5th bar one end, the 4th bar centre position is hinged by revolute pair six and frame, the 5th bar other end is fixedly connected with moving sets three, moving sets three empty sets are at an end of the 6th bar, and can be along the 6th bar oriented sliding, the other end of the 6th bar is connected by revolute pair nine with the 7th bar one end, the 6th bar centre position is hinged by revolute pair eight and frame, the 7th bar other end is fixedly connected with moving sets four, moving sets four empty sets are at an end of the 8th bar, the other end of the 8th bar is fixedly connected with headrest one end, the 8th bar centre position is hinged by revolute pair ten and frame.
The invention has the beneficial effects as follows:
The object of the invention is to provide a kind of correcting sitting posture chair mechanism, and this mechanism has following characteristics:
(1) the correcting sitting posture chair mechanism adopts the series connection multi-connecting-rod mechanism to realize isolated degree of freedom's motion, can effectively realize each position of human vertebra is realized to self adaptation rectifys appearance;
(2) gravity while relying on human normal to take a seat in correcting sitting posture chair mechanism of the present invention, as power drive, effectively reduces energy consumption;
(3) quantity of reasonable Arrangement multi-connecting-rod mechanism and position, can regulate the appearance amplitude of rectifying automatically according to different personnel, keeps human body comfortable;
(4) chair surface of correcting sitting posture chair mechanism is partly installed air spring, has cushioned preferably the strong appearance dynamics while taking a seat.While also guaranteeing that nobody takes a seat, seat can reset in time;
(5) position of this mechanism mid frame, frame, frame, frame can be adjusted within the specific limits, and realization can meet the backbone characteristic of different crowd;
(6) this mechanism motion flexibly, to the strong appearance successful at each position of human vertebra, easy to use, be convenient to domestic. applications.
The accompanying drawing explanation
The two-dimension plane structure schematic diagram that Fig. 1 is a kind of correcting sitting posture chair mechanism of the present invention;
In figure: 1, revolute pair three; 2, the first bar; 3, revolute pair one; 4, frame; 5, air spring; 6, revolute pair two; 7, the 8th bar; 8, revolute pair ten; 9, the 7th bar; 10, the 6th bar; 11, revolute pair eight; 12, the 5th bar; 13, the 4th bar; 14, revolute pair six; 15, revolute pair five; 4, frame; 16, headrest; 4, frame; 17, moving sets four; 18, revolute pair nine; 4, frame; 19, moving sets three; 20, revolute pair seven; 4, frame; 21, moving sets two; 22, the 3rd bar; 23, revolute pair four; 24, the second bar; 25, moving sets one; 26, revolute pair 11.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The structure of a kind of correcting sitting posture chair mechanism of the present invention as shown in Figure 1.The correcting sitting posture chair mechanism, comprise chair surface part and seatback portion, chair surface part the first bar 2 one ends are connected with frame 4 by revolute pair 1, first bar 2 other ends are connected by revolute pair 11 with moving sets 1, moving sets one 25 empty sets are at the second bar 24 1 ends, and can be along the second bar 24 oriented slidings, air spring 5 one ends are connected with frame 4 by revolute pair 26, and the other end is connected by revolute pair 31 with the first bar 2 centre positions, in seatback portion, second bar 24 other ends are connected by revolute pair 5 15 with the 3rd bar 22 1 ends, revolute pair 4 23 is hinged by the second bar 24 centre positions and frame 4, the 3rd bar 22 other ends are fixedly connected with moving sets 2 21, moving sets 2 21 empty sets are at an end of the 4th bar 13, and can be along the 4th bar 13 oriented slidings, the other end of the 4th bar 13 is connected by revolute pair 7 20 with the 5th bar 12 1 ends, the 4th bar 13 centre positions are hinged by revolute pair 6 14 and frame 4, the 5th bar 12 other ends are fixedly connected with moving sets 3 19, moving sets 3 19 empty sets are at an end of the 6th bar 10, and can be along the 6th bar 10 oriented slidings, the other end of the 6th bar 10 is connected by revolute pair 9 18 with the 7th bar 9 one ends, the 6th bar 10 centre positions are hinged by revolute pair 8 11 and frame 4, the 7th bar 9 other ends are fixedly connected with moving sets 4 17, moving sets 4 17 empty sets are at an end of the 8th bar 7, the other end of the 8th bar 7 is fixedly connected with headrest 16 1 ends, the 8th bar 7 centre positions are hinged by revolute pair 10 and frame 4.
When mechanism works, human body occupies seat with normal mode, and back rests on backrest.The human bady gravitational effect makes the first bar 2 drive moving sets 1 clockwise rotate around revolute pair 1, and air spring 5 is along with slowly compression occurs in the rotation of the first bar 2, the central axis of moving sets 1 deflects around the axis of revolute pair 11, moving sets 1 is oriented sliding on the second bar 24, clockwise deflection occurs in the second bar 24 centered by revolute pair 4 23, the second bar 24 drives the 3rd bar 22 by revolute pair 5 15 and moves, moving sets 2 21 oriented sliding on the 4th bar 13 be connected with the 3rd bar 22, make the 4th bar 13 that counterclockwise deflection occurs centered by revolute pair 6 14 simultaneously, the 4th bar 13 drives the 5th bar 12 by revolute pair 7 20 and moves, moving sets 3 19 oriented sliding on the 6th bar 10 be connected with the 5th bar 12, make the 6th bar 10 that clockwise deflection occurs centered by revolute pair 8 11 simultaneously, the 6th bar 10 drives the 7th bar 9 by revolute pair 9 18 and moves, moving sets 4 17 oriented sliding on the 8th bar 7 be connected with the 7th bar 9, make the 8th bar 7 that counterclockwise deflection occurs centered by revolute pair 10 simultaneously, it is close to human body head that the 8th bar 7 drives headrest.According to the characteristic of human spine, the height and position of frame 4, frame 4, frame 4, frame 4 can be adjusted within the specific limits; Air spring 5 provides supporting force, realizes different personnel's difference is rectified to the appearance amplitude.This mechanism motion is flexible, easy to use, can effectively realize each position of human vertebra is realized to self adaptation rectifys appearance.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention.All any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. a correcting sitting posture chair mechanism, it is characterized in that: the correcting sitting posture chair mechanism comprises chair surface part and seatback portion, chair surface part the first bar (2) one ends are connected with frame (4) by revolute pair one (3), the other end is connected with moving sets one (25) by revolute pair ten one (26), air spring (5) one ends are connected with frame (4) by revolute pair two (6), and the other end is connected with the first bar (2) centre position by revolute pair three (1); In seatback portion, the second bar (24) one ends are connected with moving sets one (25), and the other end is connected by revolute pair five (15) with the 3rd bar (22).The second bar (24) centre position is connected with frame (4) by revolute pair four (23), the 3rd bar (22) other end is connected with the 4th bar (13) by moving sets two (21), the 4th bar (13) centre position is connected with frame (4) by revolute pair six (14), and the 4th bar (13) other end is connected with the 5th bar (12) by revolute pair seven (20).The 5th bar (12) other end is connected with the 6th bar (10) by moving sets three (19), the 6th bar (10) centre position is connected with frame (4) by revolute pair eight (11), and the 6th bar (10) other end is connected with the 7th bar (9) by revolute pair nine (18).The 7th bar (9) other end is connected with the 8th bar (7) by moving sets four (17), the 8th bar (7) centre position is connected with frame (4) by revolute pair ten (8), and the other end of the 8th bar (7) is fixedly connected with headrest (16) one ends.
2. a kind of correcting sitting posture chair mechanism according to claim 1 is characterized in that: the correcting sitting posture chair mechanism relies on human bady gravitational to provide mechanism to rectify the driving power of appearance fully.
3. a kind of correcting sitting posture chair mechanism according to claim 1, is characterized in that: rely on the motion of multi-connecting-rod mechanism to realize the profiling to the human vertebra curvature is rectified to appearance.
4. a kind of correcting sitting posture chair mechanism according to claim 1, is characterized in that: in the middle part of the first bar (2), by air spring (5), with frame (4), be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103380972A CN103445539A (en) | 2013-08-06 | 2013-08-06 | Seat mechanism for correcting sitting posture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103380972A CN103445539A (en) | 2013-08-06 | 2013-08-06 | Seat mechanism for correcting sitting posture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103445539A true CN103445539A (en) | 2013-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103380972A Pending CN103445539A (en) | 2013-08-06 | 2013-08-06 | Seat mechanism for correcting sitting posture |
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| CN (1) | CN103445539A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989340A (en) * | 2014-05-15 | 2014-08-20 | 衢州兰玲机电科技有限公司 | Sitting position correcting chair |
| CN104257138A (en) * | 2014-10-12 | 2015-01-07 | 顾家家居股份有限公司 | Multi-section free-regulating functional frame |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5806929A (en) * | 1996-01-03 | 1998-09-15 | Choi; Kyung Deok | Chair for keeping a straight posture |
| CN101095584A (en) * | 2006-06-29 | 2008-01-02 | 冲电气工业株式会社 | Chair |
| CN201048717Y (en) * | 2007-02-05 | 2008-04-23 | 李耀 | Chair capable of bending with various arc |
| CN101390691A (en) * | 2007-09-18 | 2009-03-25 | 卢顺接 | Chair, back support for a chair and back support component for a chair |
| US20090146476A1 (en) * | 2005-08-18 | 2009-06-11 | Itoki Corporation | Chair |
-
2013
- 2013-08-06 CN CN2013103380972A patent/CN103445539A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5806929A (en) * | 1996-01-03 | 1998-09-15 | Choi; Kyung Deok | Chair for keeping a straight posture |
| US20090146476A1 (en) * | 2005-08-18 | 2009-06-11 | Itoki Corporation | Chair |
| CN101095584A (en) * | 2006-06-29 | 2008-01-02 | 冲电气工业株式会社 | Chair |
| CN201048717Y (en) * | 2007-02-05 | 2008-04-23 | 李耀 | Chair capable of bending with various arc |
| CN101390691A (en) * | 2007-09-18 | 2009-03-25 | 卢顺接 | Chair, back support for a chair and back support component for a chair |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989340A (en) * | 2014-05-15 | 2014-08-20 | 衢州兰玲机电科技有限公司 | Sitting position correcting chair |
| CN104257138A (en) * | 2014-10-12 | 2015-01-07 | 顾家家居股份有限公司 | Multi-section free-regulating functional frame |
| CN104257138B (en) * | 2014-10-12 | 2017-04-26 | 顾家家居股份有限公司 | Multi-section free-regulating functional frame |
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Application publication date: 20131218 |