CN203563865U - Full-automatic anti-myopia table top translation device for table and chair - Google Patents
Full-automatic anti-myopia table top translation device for table and chair Download PDFInfo
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- CN203563865U CN203563865U CN201320739671.0U CN201320739671U CN203563865U CN 203563865 U CN203563865 U CN 203563865U CN 201320739671 U CN201320739671 U CN 201320739671U CN 203563865 U CN203563865 U CN 203563865U
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- myopia
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- table top
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Abstract
The utility model discloses a full-automatic anti-myopia table top translation device for a table and a chair. The translation device comprises a chair base and a table top lower support. A guide rod arranged in the chair base in a transverse sliding fit mode is fixedly connected with the lower end of the table top lower support. An internal thread sleeve is arranged on the table surface lower supply, and a drive screw is screwed in the internal thread sleeve and is in transmission connection with a drive motor. By means of the translation device, the table top can be moved to the set position automatically, some bad habits of children during learning can be prevented and corrected effectively, and myopia and kyphosis can be effectively prevented.
Description
Technical field
The utility model relates to student children and uses chair field, specifically belongs to full-automatic myopia intelligence tables and chairs desktop translating device.
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 exceeded 300,000,000, China the A nearsighted person Yi Zhan world 33%, 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 because the unreasonable structure of 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.
Utility model content
The purpose of this utility model is to provide a kind of full-automatic myopia intelligence tables and chairs desktop translating device, and desktop can be automatically moved to desired location, can effectively prevent and correct children's some bad habits in study, can effectively pre-myopia prevention and hunchback.
The technical solution of the utility model is as follows:
Full-automatic myopia intelligence tables and chairs desktop translating device, include chair base, desktop lower carriage, desktop lower carriage lower end is fixedly connected with the guide post being laterally snug fit in chair base, desktop lower carriage is provided with inner screw sheath, in inner screw sheath, be screwed with drive screw, drive screw is connected with drive motors.
Described chair base rear end is provided with two directional wheels, and chair base front end is provided with two universal wheels, and a universal wheel is installed on desktop lower carriage, on described universal wheel with brake gear.
The utility model has overcome child and has unconsciously just bent over to lie prone on desktop when study, easily cause myopia and hunchback, the utility model can have been corrected 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.
The beneficial effects of the utility model are as follows:
1, desktop can furnishing plane, domatic two kinds, read a book, write, paint one multiplex; 2. be furnished with special rack for reading book, reading is convenient, vision protection, and practicality is stronger.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
The specific embodiment
Referring to accompanying drawing, full-automatic myopia intelligence tables and chairs desktop translating device, include chair base 1, desktop lower carriage 2, desktop lower carriage 2 lower ends are fixedly connected with the guide post 3 being laterally snug fit in chair base 1, desktop lower carriage 2 is provided with inner screw sheath 4, in inner screw sheath 4, be screwed with drive screw, drive screw is connected with drive motors 5, chair base rear end is provided with two directional wheels 6, chair base front end is provided with two universal wheels 7, a universal wheel 7 is installed on desktop lower carriage, on universal wheel 7 with brake gear 8.
Operation principle of the present utility model is as follows:
User sits on seat, drive motors starts the rotation of drive drive screw, and the inner screw sheath of desktop lower carriage coordinates with drive screw spiral, drives desktop lower carriage to move forward, guide post is that slide-and-guide coordinates with chair base simultaneously, until desktop lower carriage moves desired location.
Claims (2)
1. full-automatic myopia intelligence tables and chairs desktop translating device, include chair base, desktop lower carriage, it is characterized in that, desktop lower carriage lower end is fixedly connected with the guide post being laterally snug fit in chair base, desktop lower carriage is provided with inner screw sheath, in inner screw sheath, be screwed with drive screw, drive screw is connected with drive motors.
2. full-automatic myopia intelligence tables and chairs desktop translating device according to claim 1, it is characterized in that, described chair base rear end is provided with two directional wheels, chair base front end is provided with two universal wheels, a universal wheel is installed on desktop lower carriage, on described universal wheel with brake gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739671.0U CN203563865U (en) | 2013-11-20 | 2013-11-20 | Full-automatic anti-myopia table top translation device for table and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320739671.0U CN203563865U (en) | 2013-11-20 | 2013-11-20 | Full-automatic anti-myopia table top translation device for table and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203563865U true CN203563865U (en) | 2014-04-30 |
Family
ID=50531635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320739671.0U Expired - Fee Related CN203563865U (en) | 2013-11-20 | 2013-11-20 | Full-automatic anti-myopia table top translation device for table and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203563865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103976579A (en) * | 2014-05-08 | 2014-08-13 | 朱景超 | Household type myopia prevention learning desk and chair combination |
| CN109124065A (en) * | 2018-09-11 | 2019-01-04 | 安徽潜源教学设备有限公司 | A kind of integral type desk and chair |
-
2013
- 2013-11-20 CN CN201320739671.0U patent/CN203563865U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103976579A (en) * | 2014-05-08 | 2014-08-13 | 朱景超 | Household type myopia prevention learning desk and chair combination |
| CN103976579B (en) * | 2014-05-08 | 2016-05-25 | 朱景超 | The combination of domestic type myopia proof studying tables and chairs |
| CN109124065A (en) * | 2018-09-11 | 2019-01-04 | 安徽潜源教学设备有限公司 | A kind of integral type desk and chair |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20161120 |