CN104207478A - Non-drowsy sitting posture correcting desk and chair - Google Patents
Non-drowsy sitting posture correcting desk and chair Download PDFInfo
- Publication number
- CN104207478A CN104207478A CN201410467559.5A CN201410467559A CN104207478A CN 104207478 A CN104207478 A CN 104207478A CN 201410467559 A CN201410467559 A CN 201410467559A CN 104207478 A CN104207478 A CN 104207478A
- Authority
- CN
- China
- Prior art keywords
- hinge
- chair
- desk
- sitting posture
- frame
- 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
Abstract
The invention relates to a non-drowsy sitting posture correcting desk-chair. The desk-chair comprises a desk and a chair which correspond to each other, wherein the chair comprises a base, a frame, a hip chair surface, a leg chair surface, a chair back, supporting frames and an air cylinder; the frame is vertically fixed on the base; the chair back is fixed at the top end of the frame; a first supporting column is fixed on each of two sides of the hip chair surface; a second supporting column is fixed on each of two sides of the leg chair surface; one end of each first supporting column is movably connected with the middle of the frame through a hinge A; the other end of each first supporting column is movably connected with one end of the corresponding second supporting column through a hinge B; the supporting frames are arranged among the first supporting columns, the second supporting columns and the frame; the air cylinder is connected with the supporting frames. The non-drowsy sitting posture correcting desk-chair has the effects of sitting posture correcting and shortsightedness preventing, and can realize purposes of preventing drowsiness, vivifying classroom climate and improving the teaching quality when being applied to classrooms.
Description
Technical field
The present invention relates to teaching equipment field, especially a kind of anti-drowsy desk and chair that corrects faulty sitting posture.
Background technology
In teaching process, how improving the quality of instruction in classroom, is a problem anxious to be resolved, and to prevent student from dozing off on classroom be the key of dealing with problems.Past conventional method is that teacher carries out prompting in classroom to the classmate dozed off and solves, but this method exists a lot of drawback.First, teacher also will take sb's mind off sth and prevent classmate sleepy in the process of teaching, and this directly can reduce the quality of instruction in classroom.Secondly, for the classmate be alerted, this can dampen the self-esteem of classmate on the one hand, also can strengthen the resentment of classmate to classroom on the other hand, run counter to desire.
In addition, the latest survey of the Ministry of Education of the state, the Ministry of Public Health shows: end in February, 2014, there is A nearsighted person more than 400,000,000 in China, and wherein teenager becomes " severely afflicated area ".In pupil, rate of myopia is more than 30%, and middle school student reach 70%, and university student reaches 90%.
So design a structure simple, convenient and easy, can prevent drowsiness, the classroom tables and chairs that can correct faulty sitting posture again are necessary.
Korea S's development ipole medical health care chair, adopts aviation fabric, at present in state-owned good market.Novel sitting posture correction chair iPole7 is people's design of long-time sitting, for clerical workforce, student provide best sitting posture environment specially.With " allow backbone independently upright " for design concept, allow user can keep correct vertebra posture when taking one's seat.With the principle of " fulcrum is many, and component is few ", before chair, install one can the fulcrum of component, and the support of chest allows the backbone of sitting person and muscle of back independently lean forward.The pelvis of sitting can supporting arm part pressure, indirectly alleviates the pressure at back, allow back curve be tending towards normal level.The support of ancon alleviates the fatigue of neck shoulder.But this kind of health chair is expensive, and thoracic cavity leans against when thoracic cavity support works, easily has constriction and fatigue.Thoracic cavity support can not be used as other purposes such as backrest.Even naturally sitting posture, fixes and still has bad impact to vertebra in more than 20 minutes.Therefore, this kind of nursing chair be not suitable for the place to operate schools of modern scale.
Desk for preventing myopia is a kind of desk of special making, desk adds use compulsive measures such as " guardrails ", forces the sitting posture that children keep correct.This batch of tables and chairs are that student is equipped with by Adolescents of Wuhan low vision centre of prevention and cure, find out with a gag lever post, limit the amplitude of bending over of children, then shorten the distance between chair and desk, thus make the sitting posture that student keeps correct, form correct being accustomed to eye in order to supervise student.This way keeping myopia prevention sitting posture artificially with guardrail pressure student be good from starting point, but the height of each child is different, if height is not high, easily covered best line-of-sight by guardrail, if if doing so, the eyesight of child of long duration can be affected on the contrary.
Summary of the invention
The technical problem to be solved in the present invention is: in order to provide a kind of anti-drowsy desk and chair that corrects faulty sitting posture, smart structural design, practical, easy to use, can the sitting posture of automatic decision classmate whether correct, correct a mistake sitting posture in time, prevents drowsiness.
The technical solution adopted for the present invention to solve the technical problems is: a kind of anti-drowsy desk and chair that corrects faulty sitting posture, comprise corresponding desk and seat, described seat comprises base, frame, buttocks chair top, leg chair top, the chair back, bracing frame and cylinder, described frame is vertically fixed on base, the described chair back is fixed on frame top, described buttocks chair top both sides are fixed with the first support column respectively, described leg chair top both sides are fixed with the second support column respectively, two first support column one end are flexibly connected with central rack respectively by hinge A, the two first support column other ends are flexibly connected with second support column one end respectively by hinge B, support frame as described above comprises depression bar, inner bracing piece, outer support bar and transiting rod, described two depression bar one end are flexibly connected with frame bottom respectively by hinge D, the two depression bar other ends are flexibly connected with two inner bracing piece one end respectively by hinge C, two inner bracing pieces are flexibly connected with two first support columns respectively by hinge B away from one end of hinge C, described two transiting rod one end are flexibly connected with depression bar one end respectively by hinge C, the two transiting rod other ends are flexibly connected with two outer support bar one end respectively by hinge E, two outer support bars are flexibly connected with two second support columns one end away from hinge B respectively by hinge F away from one end of hinge E, described cylinder is fixed on base, the push rod of cylinder is fixedly connected with the connecting rod between two depression bars.
For the ease of reminding the student dozed off, described frame upper end, described desk side edge are separately installed with proximity Hall switch sensor, desk both sides are separately installed with infrared emission photoelectric sensor, be provided with electric massage hammer below described buttocks chair top, described proximity Hall switch sensor, infrared emission photoelectric sensor are electrically connected with electric massage hammer respectively.Proximity Hall switch sensor, infrared emission photoelectric sensor can sense the incorrect sitting-pose of student, and beat buttocks chair top by electric massage hammer and remind student side right sitting position.
Described hinge D adopts large end to be Φ 26 taper bolt, and taper hole is fixed on depression bar, and cone post is fixed in frame and with bearing pin to be fixed, and by spring compression, the pressure between taper hole and cone post can adjust, because hinge D place is cone match, and being applied with pressure, moment of friction is larger.
In a preferred embodiment of the present invention, described cylinder is damping cylinder, and cylinder can play damper or air spring, plays certain cushioning effect to the upset of buttocks chair top and leg chair top.
In a preferred embodiment of the present invention, the angle that described first support column overturns downwards is 0 °-40 °, prevents buttocks chair top from causing because flip angle is excessive student to fall down from seat and causes danger.
In a preferred embodiment of the present invention, described hinge A, hinge B, hinge C, hinge E, hinge F employing cylindrical is the cylinder hinge pin of 8mm, and structure is simple, easy to process.
The beneficial effect of the anti-drowsy desk and chair that corrects faulty sitting posture of the present invention is:
(1) in thinking in conjunction with classroom reality, by theory-loaded theory, sensor, PC control and mechanical self-latching principle are applied to combination desk design in, make it have structure ingenious, feature easy to use;
(2) structure designs ingenious, get think active, practical, can the sitting posture of automatic decision classmate whether correct, correct a mistake sitting posture in time, prevents drowsiness;
(3) in profile, simplicity generosity does not lose again attractive in appearance, manufacture can realize produce in enormous quantities, and has certain market demand;
(4) choose low raw-material cost, be beneficial to production, be convenient to promote the use of;
(5) this combination desk can play and corrects faulty sitting posture, pre-myopic-preventing effect in daily use, applies to can to play among classroom anti-drowsy in advance, enlivens classroom atmosphere, the object of improving the quality of teaching.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the perspective view of the anti-drowsy desk and chair that corrects faulty sitting posture of the present invention;
Fig. 2 is the structural representation of seat under normal sitting position;
Fig. 3 is the force analysis figure of seat under normal sitting position;
Fig. 4 is the force analysis figure of seat under non-normal sitting position;
Fig. 5 is the structural representation of turnover seat under non-normal sitting position;
Fig. 6 is the control flow chart of the anti-drowsy desk and chair that corrects faulty sitting posture of the present invention;
In figure: 1. seat, 2. desk, 3. depression bar, 4. frame, 5. transiting rod, 6. outer support bar, 7. the second support column, 8. the first support column, 9. inner bracing piece, 10. base, 11. infrared emission photoelectric sensors, 12. proximity Hall switch sensors, 13. proximity Hall switch sensors, 14. electric massage hammers, 15. buttocks chair tops, 16. leg chair tops, 17. chair back, 18. cylinders.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As Fig. 1, shown in Fig. 2, a kind of anti-drowsy desk and chair that corrects faulty sitting posture, comprise corresponding desk 2 and seat 1, described seat 1 comprises base 10, frame 4, buttocks chair top 15, leg chair top 16, the chair back 17, bracing frame and cylinder 18, described frame 4 is vertically fixed on base 10, the described chair back 17 is fixed on frame 4 top, described buttocks chair top 15 both sides are fixed with the first support column 8 respectively, described leg chair top 16 both sides are fixed with the second support column 7 respectively, two first support column 8 one end are flexibly connected with in the middle part of frame 4 respectively by hinge A, two first support column 8 other ends are flexibly connected with second support column 7 one end respectively by hinge B, support frame as described above comprises depression bar 3, inner bracing piece 9, outer support bar 6 and transiting rod 5, described two depression bar 3 one end are flexibly connected with frame 4 bottom respectively by hinge D, two depression bar 3 other ends are flexibly connected with two inner bracing piece 9 one end respectively by hinge C, two inner bracing pieces 9 are flexibly connected with two first support columns 8 respectively by hinge B away from one end of hinge C, described two transiting rod 5 one end are flexibly connected with depression bar 3 one end respectively by hinge C, two transiting rod 5 other ends are flexibly connected with two outer support bar 6 one end respectively by hinge E, two outer support bars 6 are flexibly connected with two second support columns 7 one end away from hinge B respectively by hinge F away from one end of hinge E, described cylinder 18 is fixed on base 10, the push rod of cylinder 18 is fixedly connected with the connecting rod between two depression bars 3.
By by dozing off in classroom, the true classmate of abnormal sitting posture with attentively to listen to the teacher and the correct classmate of sitting posture carries out sitting posture contrast, we find when sitting posture is correct, and the center of gravity that human upper divides vertically acts on the rear portion of seat; And when classmate is in doze state or abnormal sitting posture is true time, the seat front end that the center of gravity that human upper divides then vertically acts on.For this reason, seat can be designed to two pieces of splicing structures, front end area is little, mainly the lower limb weight of grantee; Rear end area is large, mainly bears the weight of upper body.When sitting posture of student is incorrect, weight is born in front end will be increased.
Be found to be basis by above-mentioned, we visualize the anti-drowsy desk and chair that corrects faulty sitting posture of two four-bar mechanisms as shown in Figure 1 and Figure 2, and in size and specification and conventional chair without too large difference.In the selection of material, after contrasting the various material be easy to get in market, the aluminum alloy square tube that our final choice is cheap and the good nylon of frictional behaviour are the basic material making the design.
Hinge D adopts large end to be Φ 26 taper bolt, and taper hole is fixed on depression bar 3, and cone post is fixed in frame 4 and with bearing pin to be fixed, and by spring compression, the pressure between taper hole and cone post can adjust, because hinge D place is cone match, and being applied with pressure, moment of friction is larger.When classmate be in attentively listen to the teacher and sitting posture is correct time, human body to seat applied pressure G1, G2 and resultant direction G as shown in Figure 3, now the first support column 8 and the second support column 7 are on same straight line, and depression bar 3, transiting rod 5 and outer support bar 6 are on same straight line.Because transiting rod 5, outer support bar 6 are in a straight line, just be equivalent to two power bars, the resultant direction G of inner bracing piece 9, transiting rod 5 pairs of depression bars 3 cuts mutually with the friction circle of hinge D, and now system is in stable state, and buttocks chair top 15, leg chair top 16 can not overturn downwards.Cylinder 18 push rod plays position-limiting action at this moment, ensures that the resultant direction G of inner bracing piece 9, transiting rod 5 pairs of depression bars 3 is on the friction circle top of hinge D, does not almost affect stressing conditions.
When classmate is in doze state or abnormal sitting posture is true, human upper divides gravity to move forward to the pressure of seat, inner bracing piece 9, the resultant direction G of transiting rod 5 pairs of depression bars 3 and the friction circle of hinge D from, as shown in Figure 4, now the horizontal stable state of buttocks chair top 15, leg chair top 16 is broken, will overturn downwards, as shown in Figure 5.Damping cylinder 18 plays damper or air spring at this moment, has overturn certain cushioning effect to buttocks chair top 15, leg chair top 16.Because leg chair top 16 overturns downwards, namely second support column 7 drives outer support bar 6 and transiting rod 5 to overturn near one end of hinge F downwards, relative, transiting rod 5 upwards overturns near one end of hinge C, because buttocks chair top 15 overturns downwards, namely first support column 8 drives inner bracing piece 9 to overturn near one end of hinge B downwards, and relative, inner bracing piece 9 upwards overturns near one end of hinge C.Now, the push rod of cylinder 18 stretches out, and the push rod of cylinder 18 promotes the connecting rod between two depression bars 3, and depression bar 3 is upwards overturn near one end of hinge C.Simultaneously in the arrangement space and length determination of each bar, when the first support column 8 is rotated down certain angle, and depression bar 3 is when rotating up certain angle, first support column 8 touches the upper end of depression bar 3, and the angle of buttocks supporting surface 15 upset is downwards maximum, is about 40 °, first support column 8 props up by depression bar 3, prevent it from continuing to be rotated down, now student's health will glide, but can ensure the safety of student.
Wherein, described hinge A, hinge B, hinge C, hinge E, hinge F employing cylindrical is the cylinder hinge pin of 8mm, and structure is simple, easy to process.
According to field observation, the bad sitting posture of student generally has following several situation: 1) forward lean, and chest presses close to desk edge; 2) head books on table are too near; 3) back is away from the chair back.In order to the sitting posture allowing student keep good, we have employed dissimilar sensor in above-mentioned several state, on the edge and the chair back in student direction, proximity Hall switch sensor 12,13 is separately installed with at desktop, in the both sides of desk, infrared emission photoelectric sensor 11 is housed, take up room less, again can Sensitive Detection to the incorrect sitting-pose of student.When student's forward lean, chest presses close to desk edge, when back is away from the chair back, two proximity Hall switch sensors 12,13 detect body signal, and when books are too near on table for student's head, two infrared emission photoelectric sensors 11 detect body signal, after above-mentioned three place's sensors receive signal, the electric massage hammer 14 be arranged on below buttocks chair top 15 will be energized, and carries out beaing of suitable dynamics to the buttocks of student, reminds student side right sitting position.
Fig. 6 is circuit theory diagrams of the present invention, and by PC Long-distance Control cylinder functions expanding part, thus control cylinder 18 stretches.Open master switch, be fixed on the human body proximity switch (proximity Hall switch sensor 12) of desk, the proximity switch (proximity Hall switch sensor 13) of the human body back be fixed on the chair back and infrared emission photoelectric sensor 11 to start working, receive the signal of human body mistake sitting posture, and signal is sent to STC90C51 control module, the electric massage hammer 14 buttocks chair top 15 that STC90C51 control module controls buttocks chair top 15 back impacts, and keeps correct sitting posture to remind student.
The beneficial effect of the anti-drowsy desk and chair that corrects faulty sitting posture of the present invention is:
(1) in thinking in conjunction with classroom reality, by theory-loaded theory, sensor, PC control and mechanical self-latching principle are applied to combination desk design in, make it have structure ingenious, feature easy to use;
(2) structure designs ingenious, get think active, practical, can the sitting posture of automatic decision classmate whether correct, correct a mistake sitting posture in time, prevents drowsiness;
(3) in profile, simplicity generosity does not lose again attractive in appearance, manufacture can realize produce in enormous quantities, and has certain market demand;
(4) choose low raw-material cost, be beneficial to production, be convenient to promote the use of;
(5) this combination desk can play and corrects faulty sitting posture, pre-myopic-preventing effect in daily use, applies to can to play among classroom anti-drowsy in advance, enlivens classroom atmosphere, the object of improving the quality of teaching.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (6)
1. the anti-drowsy desk and chair that corrects faulty sitting posture, comprise corresponding desk and seat, it is characterized in that: described seat comprises base, frame, buttocks chair top, leg chair top, the chair back, bracing frame and cylinder, described frame is vertically fixed on base, the described chair back is fixed on frame top, described buttocks chair top both sides are fixed with the first support column respectively, described leg chair top both sides are fixed with the second support column respectively, two first support column one end are flexibly connected with central rack respectively by hinge A, the two first support column other ends are flexibly connected with second support column one end respectively by hinge B, support frame as described above comprises depression bar, inner bracing piece, outer support bar and transiting rod, described two depression bar one end are flexibly connected with frame bottom respectively by hinge D, the two depression bar other ends are flexibly connected with two inner bracing piece one end respectively by hinge C, two inner bracing pieces are flexibly connected with two first support columns respectively by hinge B away from one end of hinge C, described two transiting rod one end are flexibly connected with depression bar one end respectively by hinge C, the two transiting rod other ends are flexibly connected with two outer support bar one end respectively by hinge E, two outer support bars are flexibly connected with two second support columns one end away from hinge B respectively by hinge F away from one end of hinge E, described cylinder is fixed on base, the push rod of cylinder is fixedly connected with the connecting rod between two depression bars.
2. the anti-drowsy desk and chair that corrects faulty sitting posture as claimed in claim 1, it is characterized in that: described frame upper end, described desk side edge are separately installed with proximity Hall switch sensor, desk both sides are separately installed with infrared emission photoelectric sensor, be provided with electric massage hammer below described buttocks chair top, described proximity Hall switch sensor, infrared emission photoelectric sensor are electrically connected with electric massage hammer respectively.
3. the anti-drowsy desk and chair that corrects faulty sitting posture as claimed in claim 1, is characterized in that: described hinge D adopts large end to be Φ 26 taper bolt, and taper hole is fixed on depression bar, and cone post is fixed in frame and with bearing pin to be fixed, and passes through spring compression.
4. the anti-drowsy desk and chair that corrects faulty sitting posture as claimed in claim 1, is characterized in that: described cylinder is damping cylinder.
5. the anti-drowsy desk and chair that corrects faulty sitting posture as claimed in claim 1, is characterized in that: the angle that described first support column overturns downwards is 0 °-40 °.
6. the anti-drowsy desk and chair that corrects faulty sitting posture as claimed in claim 1, is characterized in that: described hinge A, hinge B, hinge C, hinge E, hinge F adopt cylindrical to be the cylinder hinge pin of 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410467559.5A CN104207478B (en) | 2014-09-15 | 2014-09-15 | The anti-drowsy desk and chair that corrects faulty sitting posture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410467559.5A CN104207478B (en) | 2014-09-15 | 2014-09-15 | The anti-drowsy desk and chair that corrects faulty sitting posture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104207478A true CN104207478A (en) | 2014-12-17 |
| CN104207478B CN104207478B (en) | 2016-06-08 |
Family
ID=52089687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410467559.5A Active CN104207478B (en) | 2014-09-15 | 2014-09-15 | The anti-drowsy desk and chair that corrects faulty sitting posture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104207478B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105289785A (en) * | 2015-10-14 | 2016-02-03 | 无锡科锋化工有限公司 | Experiment table with fatigue prevention prompts |
| CN106213813A (en) * | 2016-08-11 | 2016-12-14 | 上海大学 | A kind of self-alarming sitting posture correction chair |
| CN106579777A (en) * | 2016-12-13 | 2017-04-26 | 重庆佐恩家具有限公司 | Anti-doze myopia prevention seat |
| CN106690975A (en) * | 2016-12-13 | 2017-05-24 | 重庆佐恩家具有限公司 | Self-warning seat |
| CN107374053A (en) * | 2017-07-19 | 2017-11-24 | 张泽鑫 | A kind of adjustable multifunctional student's desk |
| CN108185695A (en) * | 2017-12-28 | 2018-06-22 | 陈玉霞 | A kind of smart home seat that can remind child's sitting posture |
| CN108550241A (en) * | 2018-04-27 | 2018-09-18 | 青岛大学 | A kind of regulation and control method of intellectual Drowse-proof device |
| CN108937154A (en) * | 2018-07-19 | 2018-12-07 | 芜湖青悠静谧环保科技有限公司 | A kind of tables and chairs to correct sitting posture for children |
| CN111772344A (en) * | 2020-08-31 | 2020-10-16 | 江西世纪星校具实业有限公司 | Desk and chair with correcting and anti-drowsiness functions |
| CN112021790A (en) * | 2020-07-09 | 2020-12-04 | 陈慷宇 | Myopia prevention chair for middle school students |
| CN112401487A (en) * | 2020-11-26 | 2021-02-26 | 娄底市娄星区博识文化培训学校有限公司 | Anti-doze sitting posture correcting desk and chair |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669707Y (en) * | 2004-01-18 | 2005-01-12 | 穆春华 | Multifunctional posture-correcting desk and chair |
| JP2006122136A (en) * | 2004-10-26 | 2006-05-18 | Atex Co Ltd | Massage chair |
| US7401858B2 (en) * | 2003-05-23 | 2008-07-22 | Manplus Co., Ltd. | Chair having automatically adjustable backrest |
| CN203152968U (en) * | 2012-12-31 | 2013-08-28 | 赵颖颢 | School desk and chair matched with same for use |
| CN203723669U (en) * | 2014-01-10 | 2014-07-23 | 钟铃 | Novel multi-functional integrated desk and chair |
| CN204169328U (en) * | 2014-09-15 | 2015-02-25 | 江苏理工学院 | The anti-drowsy desk and chair that corrects faulty sitting posture |
-
2014
- 2014-09-15 CN CN201410467559.5A patent/CN104207478B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7401858B2 (en) * | 2003-05-23 | 2008-07-22 | Manplus Co., Ltd. | Chair having automatically adjustable backrest |
| CN2669707Y (en) * | 2004-01-18 | 2005-01-12 | 穆春华 | Multifunctional posture-correcting desk and chair |
| JP2006122136A (en) * | 2004-10-26 | 2006-05-18 | Atex Co Ltd | Massage chair |
| CN203152968U (en) * | 2012-12-31 | 2013-08-28 | 赵颖颢 | School desk and chair matched with same for use |
| CN203723669U (en) * | 2014-01-10 | 2014-07-23 | 钟铃 | Novel multi-functional integrated desk and chair |
| CN204169328U (en) * | 2014-09-15 | 2015-02-25 | 江苏理工学院 | The anti-drowsy desk and chair that corrects faulty sitting posture |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105289785A (en) * | 2015-10-14 | 2016-02-03 | 无锡科锋化工有限公司 | Experiment table with fatigue prevention prompts |
| CN106213813A (en) * | 2016-08-11 | 2016-12-14 | 上海大学 | A kind of self-alarming sitting posture correction chair |
| CN106579777A (en) * | 2016-12-13 | 2017-04-26 | 重庆佐恩家具有限公司 | Anti-doze myopia prevention seat |
| CN106690975A (en) * | 2016-12-13 | 2017-05-24 | 重庆佐恩家具有限公司 | Self-warning seat |
| CN107374053A (en) * | 2017-07-19 | 2017-11-24 | 张泽鑫 | A kind of adjustable multifunctional student's desk |
| CN108185695B (en) * | 2017-12-28 | 2020-06-09 | 佛山市顺德区淘奇家具有限公司 | Intelligence house is with seat that can remind child's position of sitting |
| CN108185695A (en) * | 2017-12-28 | 2018-06-22 | 陈玉霞 | A kind of smart home seat that can remind child's sitting posture |
| CN108550241A (en) * | 2018-04-27 | 2018-09-18 | 青岛大学 | A kind of regulation and control method of intellectual Drowse-proof device |
| CN108937154A (en) * | 2018-07-19 | 2018-12-07 | 芜湖青悠静谧环保科技有限公司 | A kind of tables and chairs to correct sitting posture for children |
| CN112021790A (en) * | 2020-07-09 | 2020-12-04 | 陈慷宇 | Myopia prevention chair for middle school students |
| CN111772344A (en) * | 2020-08-31 | 2020-10-16 | 江西世纪星校具实业有限公司 | Desk and chair with correcting and anti-drowsiness functions |
| CN111772344B (en) * | 2020-08-31 | 2022-04-01 | 江西世纪星校具实业有限公司 | Desk and chair with correcting and anti-drowsiness functions |
| CN112401487A (en) * | 2020-11-26 | 2021-02-26 | 娄底市娄星区博识文化培训学校有限公司 | Anti-doze sitting posture correcting desk and chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104207478B (en) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104207478B (en) | The anti-drowsy desk and chair that corrects faulty sitting posture | |
| CN104013229B (en) | The seat of a kind of automatic straightening sitting posture and using method thereof | |
| CN204541306U (en) | Study one of cultivating one's moral character desk | |
| CN104720316B (en) | Integral school table for self-shaping and study | |
| CN204169328U (en) | The anti-drowsy desk and chair that corrects faulty sitting posture | |
| CN107495705A (en) | A kind of multi-functional correcting sitting posture bigeminy pad | |
| CN103202603B (en) | Backrest and knee rest the head on position can adjust the therapeutic class tables and chairs that seat has lag function | |
| CN202739212U (en) | Health care desk and chair with backrest and knee pillow capable of adjusting position and seat capable of moving with people | |
| CN205106939U (en) | Desk is read to chinese | |
| CN205018531U (en) | Sight is write to handle official business and is used adjustable rack in tie | |
| CN202477007U (en) | Intelligent seat capable of combining sitting posture mechanical matching and electronic monitoring | |
| CN105266365A (en) | Eye-level/head up adjustable stand for writing and working using and adjusting and using method | |
| CN110833255A (en) | Intelligent linkage adjustment child learning table and chair system and control method | |
| CN109480517A (en) | The chair leg and learning chair ridden with adjustment height | |
| CN112021790B (en) | Myopia prevention chair for middle school students | |
| CN203986964U (en) | The movable seat with real time monitoring warning function is rectified appearance chair | |
| CN201657998U (en) | Chest-rest and backrest dual-purpose seat chair | |
| CN203416984U (en) | Backrest chair for straightening sitting posture, protecting eyesight and correcting myopia | |
| CN208941254U (en) | Chair for correcting sitting posture and desk and chair | |
| CN208909432U (en) | Multi-functional correcting sitting posture bigeminy pad | |
| CN201308268Y (en) | Learning tool capable of preventing myopia | |
| CN204950214U (en) | Myopia prevention chair | |
| CN205547957U (en) | Correct full automatization study table of position of sitting | |
| CN204306450U (en) | A kind of rest reminding seat | |
| CN218246452U (en) | Depth-variable cushion for keeping distance between table and chair |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |