CN103653794A - Shoulder lock catch device used for full-automatic myopia prevention intelligent table and chair - Google Patents
Shoulder lock catch device used for full-automatic myopia prevention intelligent table and chair Download PDFInfo
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- CN103653794A CN103653794A CN201310590075.5A CN201310590075A CN103653794A CN 103653794 A CN103653794 A CN 103653794A CN 201310590075 A CN201310590075 A CN 201310590075A CN 103653794 A CN103653794 A CN 103653794A
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- backrest
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- pillow
- lock catch
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Abstract
The invention discloses a shoulder lock catch device used for a full-automatic myopia prevention intelligent table and chair. The shoulder lock catch device comprises a pillow backrest, wherein a backrest shaft is arranged in the pillow backrest in a rotating mode, the two ends of the backrest shaft are provided with arc-shaped shoulder buckles respectively, the arc-shaped shoulder buckles can be buckled to the shoulders of a person when rotating frontward, the backrest shaft is in drive connection with a buckle motor through a chain wheel, the backrest shaft is matched with a clutch disc in an axial sliding mode, a plug is fixed to the clutch disc, the backrest shaft is provided with a large gear through a bearing, the large bearing is connected with the buckle motor through a small gear meshed with the large gear, an insertion hole matched with the plug is formed in the side wall of the large gear, a reset spring is arranged outside the clutch disc in a pressed mode, an ejector rod penetrates through the side wall of the pillow backrest, and the ejector rod is arranged on the side wall of the clutch disc in an abutting mode. The shoulder lock catch device can effectively prevent and correct some bad habits of children in the learning process, and can effectively prevent myopia and humpback.
Description
Technical field
The present invention relates to student children and use chair field, specifically belong to full-automatic myopia intelligence tables and chairs shoulder locker.
Background technology
Along with the quickening of social modernization's process, the bathomorphic incidence of disease constantly increases in recent years, and myopia has become one of illness in eye that within the scope of the world today, the incidence of disease is the highest.At present, the number of wearing glasses in the whole nation has surpassed 300,000,000,33% of the A nearsighted person Yi Zhan world of China, than world average level height 10%.Adolescents in China rate of myopia rank the second in the world.Learn on June 4th, 2012, according to a nearest investigation demonstration of State Statistics Bureau, the situation of Chinese student's low vision is troubling at present.The ratio of primary school's myopia is 34%--61%, and junior middle school is 68%, and emphasis senior middle school is 90% left and right, and student enrollment's eyesight eligible still less.
Myopia and hunchback are the ubiquitous problems of students in middle and primary schools, and body development and the health of youngsters and children in serious harm.Scientific research result shows recently: causing myopia and bow-backed main cause is owing to having adopted bad sitting posture to cause.Sitting correction set is pre-myopia prevention and bow-backed key point.But how allowing children in long learning process, consciously keep consistently good sitting position, is but a global problem, does not still find so far really effectively solution.
The defect of conventional chair is: a lot of father and mother think that children's incorrect sitting-pose is because tired institute causes, but it is that unreasonable structure due to chair causes in fact that few people know bad sitting posture, the structure of conventional chair is " h " type (facing perpendicular type directly) substantially, while taking a seat, the weight of human body mainly contains buttocks and thigh root bears, when study, work, angle between upper body and thigh is generally less than 90 degree, upper body becomes " c " type, this sitting posture can make people's spinal curvature naturally, shank, waist, hall portion burden, sitting is had a pain in the back.For the children of long-time seat study every day, be to can't bear to stand really, unconsciously just bend over to have lain prone on desktop, if things go on like this, child's back just easily forms " c " type.Can say, this structural critical defect of conventional chair is to cause child myopia and bow-backed real arch-criminal.
Summary of the invention
The object of this invention is to provide a kind of full-automatic myopia intelligence tables and chairs shoulder locker, can effectively prevent and correct children's some bad habits in study, can effectively pre-myopia prevention and hunchback.
Technical scheme of the present invention is as follows:
Full-automatic myopia intelligence tables and chairs shoulder locker, comprise pillow backrest, in pillow backrest, rotate and be provided with backrest axle, backrest axle two ends are separately installed with arc shoulder buckle, arc shoulder buckle rotates forward the shoulder that can be fastened on human body, backrest axle is connected with buckle motor by chain gear transmission, on described backrest axle, axial sliding fit has clutch discs, in clutch discs, be fixed with plug, on backrest axle, by bearing, gear wheel is installed, gear wheel is connected with buckle motor by the pinion of its engagement, on gear wheel sidewall, have the jack matching with plug, the outer side pressure of clutch discs is equipped with back-moving spring, on pillow backrest sidewall, pass and have push rod, push rod overhead is on clutch discs sidewall.
Described arc shoulder buckle is provided with soft rubber layer outward, and arc shoulder buckle outer end is provided with photoelectric sensor switch, and photoelectric sensor switch is connected with PLC module controls.
The present invention has overcome child and has unconsciously just bent over to lie prone on desktop when study, easily cause myopia and hunchback, the present invention can correct the bad habit of child in learning process in time, in time pre-myopia prevention is with bow-backed, and be furnished with voice message, can allow and increase child's study enjoyment in the process of children learn.When child takes after chair, naturally and understandably straight waist, squares one's shoulders, and comes back, effectively pre-myopia prevention, hunchback, waist 15 degree that can recede, whole body loosens comfortable, three, four hour waists of successive learning are not sour, and shoulder does not ache, and allows child for a long time in " best learning state, improves learning efficiency greatly ".Because myopia prevention desk for study desktop tilts, eyes see that thing is just very comfortable, and person who is very popular with children does not need to have visited forward, head just, straight, the eyes of the back of the body and written distance also suitable.Make child's the energy just can be obviously more vigorous than in the past, notice also can be more concentrated, and the duration is obviously longer than passing by, and improves learning efficiency.
Beneficial effect of the present invention is as follows:
1, desktop can furnishing plane, domatic two kinds, read a book, write, paint one multiplex; 2, be furnished with special-purpose rack for reading book, reading is convenient, vision protection, and practicality is stronger.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is schematic internal view of the present invention.
The specific embodiment
Referring to accompanying drawing, full-automatic myopia intelligence tables and chairs shoulder locker, comprise pillow backrest 1, the interior rotation of pillow backrest 1 is provided with backrest axle 2, backrest axle 2 two ends are separately installed with arc shoulder buckle 3, arc shoulder buckle 3 rotates forward the shoulder that can be fastened on human body, backrest axle 2 is connected with buckle motor 4 by chain gear transmission, on backrest axle 2, axial sliding fit has clutch discs 5, in clutch discs 5, be fixed with plug, on backrest axle 2, by bearing, gear wheel 6 is installed, gear wheel 6 is connected with buckle motor 4 by the pinion 10 of its engagement, on gear wheel sidewall, have the jack matching with plug, the outer side pressure of clutch discs is equipped with back-moving spring 7, on pillow backrest 1 sidewall, pass and have push rod 8, push rod 8 overheads are on clutch discs sidewall, the outer soft rubber layer 9 that is provided with of arc shoulder buckle 3, arc shoulder buckle outer end is provided with photoelectric sensor switch, photoelectric sensor switch is connected with PLC module controls.
Operation principle of the present invention is as follows:
User sits on seat, after the optoelectronic switch induction of backrest face, automatically open, after the verbal cue in ten seconds, buckle electric motor starting drives backrest axle to rotate by gear wheel, pinion drive, backrest axle drives arc shoulder buckle to rotate to set angle simultaneously, guarantees that user's sitting posture meets instructions for use.
When children are sitting on chair, the present invention can send the music in 10 seconds, allow the ready work of children, and there is voice message, allow children coordinate and correct faulty sitting posture, health card lands automatically, if health card is encountered any one position of children's torso, from away from 3 to 5 centimeters of body parts time, can automatically stop.Then continue prompting, please you just sit, until children are just sitting, health card puts in place, and voice start prompting: child note that desk moves forward automatically.Move on to while tapping into three to five centimeters of children's torso, can automatically stop.Voice finish.If study finishes, by health card switch, can automatically upspring.Small table surface is also furnished with the hand switch of moving forward and backward.Desktop can manually be adjusted automatically up and down, and gradient also can be adjusted obliquity.Rack for reading book can be adjusted any angle, till reaching most suitable position.The upper and lower front and back of height of seat can be adjusted.Backrest equally also can be adjusted up and down.Pillow can be adjusted by gradient.Health card is also furnished with clutch, and Emergency use while preventing that power-off or circuit from breaking down, presses clutch and can automatically upspring.
Claims (2)
1. full-automatic myopia intelligence tables and chairs shoulder locker, comprise pillow backrest, it is characterized in that, in pillow backrest, rotate and be provided with backrest axle, backrest axle two ends are separately installed with arc shoulder buckle, arc shoulder buckle rotates forward the shoulder that can be fastened on human body, backrest axle is connected with buckle motor by chain gear transmission, on described backrest axle, axial sliding fit has clutch discs, in clutch discs, be fixed with plug, on backrest axle, by bearing, gear wheel is installed, gear wheel is connected with buckle motor by the pinion of its engagement, on gear wheel sidewall, have the jack matching with plug, the outer side pressure of clutch discs is equipped with back-moving spring, on pillow backrest sidewall, pass and have push rod, push rod overhead is on clutch discs sidewall.
2. full-automatic myopia according to claim 1 intelligence tables and chairs shoulder locker, it is characterized in that, described arc shoulder buckle is provided with soft rubber layer outward, and arc shoulder buckle outer end is provided with photoelectric sensor switch, and photoelectric sensor switch is connected with PLC module controls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310590075.5A CN103653794B (en) | 2013-11-20 | 2013-11-20 | Full-automatic myopia prevention intelligent table chair shoulder lock catch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310590075.5A CN103653794B (en) | 2013-11-20 | 2013-11-20 | Full-automatic myopia prevention intelligent table chair shoulder lock catch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103653794A true CN103653794A (en) | 2014-03-26 |
| CN103653794B CN103653794B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310590075.5A Active CN103653794B (en) | 2013-11-20 | 2013-11-20 | Full-automatic myopia prevention intelligent table chair shoulder lock catch device |
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| CN (1) | CN103653794B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115362838A (en) * | 2022-06-13 | 2022-11-22 | 湖北震序车船科技股份有限公司 | Control system of branch pruning vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970353A (en) * | 2005-11-24 | 2007-05-30 | 高田株式会社 | Safety belt recoiler, safety belt device, vehicle possessing safety belt device |
| KR100844086B1 (en) * | 2007-01-26 | 2008-07-04 | 박명진 | A kneeling office chair |
| CN202618988U (en) * | 2012-03-20 | 2012-12-26 | 黄勇 | Myopia prevention chair |
| CN203123387U (en) * | 2013-01-28 | 2013-08-14 | 北京实宝来游乐设备有限公司 | Roller coaster seat with locking mechanism safe pressing bar |
-
2013
- 2013-11-20 CN CN201310590075.5A patent/CN103653794B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970353A (en) * | 2005-11-24 | 2007-05-30 | 高田株式会社 | Safety belt recoiler, safety belt device, vehicle possessing safety belt device |
| KR100844086B1 (en) * | 2007-01-26 | 2008-07-04 | 박명진 | A kneeling office chair |
| CN202618988U (en) * | 2012-03-20 | 2012-12-26 | 黄勇 | Myopia prevention chair |
| CN203123387U (en) * | 2013-01-28 | 2013-08-14 | 北京实宝来游乐设备有限公司 | Roller coaster seat with locking mechanism safe pressing bar |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115362838A (en) * | 2022-06-13 | 2022-11-22 | 湖北震序车船科技股份有限公司 | Control system of branch pruning vehicle |
| CN115362838B (en) * | 2022-06-13 | 2023-08-18 | 湖北震序车船科技股份有限公司 | Control system of branch pruning vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103653794B (en) | 2015-10-28 |
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Effective date of registration: 20170204 Address after: 233500 Anhui city of Bozhou province Mengcheng County Office of the East six years Wang Zhuang Patentee after: Anhui Yu Tai Technology Co. Ltd. Address before: 233500 Anhui Province, Bozhou city Mengcheng County East Economic Development Zone Anhui Kangtai Food Industry Co. Ltd. Patentee before: Zhu Jingchao |