CN2724506Y - Lifting/lowering desk for students of rimary or middle-school for eye-protection - Google Patents
Lifting/lowering desk for students of rimary or middle-school for eye-protection Download PDFInfo
- Publication number
- CN2724506Y CN2724506Y CN 200420008285 CN200420008285U CN2724506Y CN 2724506 Y CN2724506 Y CN 2724506Y CN 200420008285 CN200420008285 CN 200420008285 CN 200420008285 U CN200420008285 U CN 200420008285U CN 2724506 Y CN2724506 Y CN 2724506Y
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- China
- Prior art keywords
- protect
- desktop
- support
- utility
- eye
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- Expired - Fee Related
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Abstract
The utility model relates to a lifting/lowering desk for middle and junior school students for eye-protection, which belongs to the field of an office article. The utility model is mainly characterized in that an eye-protection rack is arranged inside an n-shaped groove which is arranged in the middle of the front edge of a desk top. When the utility model is used, the eye-protection rack can be rotated with an angle of 90 to 270 DEG; when the utility model is not used, the eye-protection rack can be arranged at the bottom of the desk top. The height of the eye-protection rack can be adjusted in the range of 15 to 25 centimeters, and the height of the desk can be adjusted in the range of 45 to 78 centimeters, which obtains scientific and reasonable use height so as to ensure that students better protect the vision. The utility model rectifies nonstandard writing pose, prevents the students from bending over the desk, tilting head, crooking back, bending waist and bending cervical vertebra, etc., and solves the problem of unhealthy body and growth of the students. With novel appearance, reasonable design and easy usage, the utility model is a standard writing desk for middle and junior school students at present.
Description
One, technical field:
The utility model relates to a kind of primary and secondary students to be protected and looks same table, belongs to the office appliance field.
Two, background technology:
Disclosing a kind of " pupil protects and looks " patent No. in the existing patented technology is: 00235188.9; it is a kind of device of the pupil's of being used for vision protection; its weak point is that this device is put use on the table; at present; general tables and chairs all are fixing ready-made in China in each, primary school and the family; unified height can not upper and lower adjustments height, so be subjected to certain restriction during use.
Three, goal of the invention:
The purpose of this utility model is at the deficiencies in the prior art part, no matter and a kind of student who provides big, individual little promptly rationally the primary and secondary students of science protect and look same table.
Four, summary of the invention:
The purpose of this utility model takes following measure to realize:
In a kind of, the pupil protects and looks same table, it is characterized in that: ㄇ shape groove is arranged in the middle of the desktop front edge, be installed within it to protect and look support, fixedly desk lamp ㄩ shape groove is arranged in the middle of the desktop rear end, be installed within it to protect and look desk lamp, the upper end of hydraulic lifting supporting leg is connected with desktop by screw, be inserted in the hydraulic lifting supporting leg outer tube its lower end, be installed on hydraulic pressure rising pedal and row's dropping valve in the lower end of hydraulic lifting supporting leg outer tube, the upper end screw of lifting table leg is connected with desktop, be inserted in the table leg overcoat arm lower end, and table leg degree of tightness nut cap is installed in the upper end of outer table leg overcoat arm.
Protecting the structure of looking support is, protect the upper end of looking cover arm in the support and be installed on oval bracket, the lower end connects to be inserted in to protect to be looked in the support overcoat arm, the centre is installed the adjustment of degree of tightness nut and is looked the frame height, helical gear outer shaft sleeve pipe with protect that to look support overcoat arm be one, on helical gear outer shaft sleeve pipe is arranged, the end in helical gear outer shaft sleeve pipe has the thread wheel shaft, the two ends in helical gear outer shaft sleeve pipe all are installed on thread wheel shaft tube connector.
The scope of desktop lifting is the 45-78 centimetre; Protecting the scope of looking the support lifting is: the 15-25 centimetre.
The pushing adjustment of the thread wheel shaft left and right sides is looked the frame anglec of rotation between 90 °-270 °, and use angle and desktop are between 90 °-120 °.
Five, accompanying drawing and drawing explanation:
Fig. 1 is the utility model structural representation;
Fig. 2 is the cutaway view of the utility model Fig. 1;
Fig. 3 is that the utility model protects the structural representation of looking support.
Wherein: (1)-protect and look support, (2)-desktop, (3)-the hydraulic lifting supporting leg, (4)-hydraulic lifting supporting leg outer tube, (5)-the interior arm of hydraulic lifting supporting leg, (6)-hydraulic pressure rising pedal, (7)-row's dropping valve, (8)-the lifting table leg, (9)-table leg overcoat arm, (10)-the interior cover of table leg arm, (11)-table leg degree of tightness nut cap, (12)-drawer, (13)-ㄇ shape groove, (14)-fixedly desk lamp ㄩ shape groove, (15)-protect and look desk lamp, (16)-thread wheel shaft tube connector, (17)-the thread wheel shaft, (18)-protect and look support overcoat arm, (19)-the degree of tightness nut, (20)-protect and look cover arm in the support, (21)-oval bracket, (22)-helical gear outer shaft sleeve pipe.
Six, advantage:
The utility model has the advantages that: the one, protect by same table, lifting and to look support and mutually adjust the formation one, No matter the student is large and small, can both adjusts to and write best reasonable altitudes use; The 2nd, this product material is hard and anti-With, settle at one go, from the first grade of primary school to the senior middle school, can both use; The 3rd, protect and look the eye that support can not only be protected the student Eyeball and the posture of correctly writing, can also prevent the student partially head, climb table, hunchback, stoop, cervical vertebra bending etc. and do not advise Model is write posture, and this product is conducive to student's health and growth.
Seven, embodiment:
Helical gear outer shaft sleeve pipe 22 is installed in the middle ㄇ shape of the desktop 2 leading edges groove, thread wheel shaft 17 is installed in the helical gear outer shaft sleeve pipe 22, taking out left and right sides pushing adjustment by helical gear protects and looks between support 1 half-twist-270 °, thread wheel shaft 17 pushing left can be made protect that to look support 1 fixing, protect and look support 1 and designed best rational use angle, between 90 °-120 ° of desktops, this angle can both directly play human body waist, ceruical uertebra part, health and desktop form 90 °, and this angle plays health benefit to the body development of juvenile student.Semiellipse bracket 21 usefulness flexible plastics are made, and are used to hold in the palm chin soft and comfortable, do not influence head movement.
The utility model is looked and is protected support 1 and just regulate the position according to student's stature; after degree of tightness nut 19 tightened; chin is placed on the semiellipse bracket 21; play a supporting head part effect; make it keep the coverage (pupil's eye distance books required distance is not less than 25 centimeters) of eye distance books to reach vision protection, prevent purpose of writing posture lack of standardization.To protect during use and look support 1 and adjust to 110 ° of the most reasonable angles, this angle can make the human body seat at an angle of 90 in desktop type immediately, and waist can directly rise, and is liftable, the best writing desk of this product protection primary and secondary students myopia, healthy development.
Claims (4)
1, in a kind of, the pupil protects and looks same table, it is characterized in that: ㄇ shape groove (13) is arranged in the middle of desktop (2) front edge, be installed within it to protect and look support (1), fixedly desk lamp ㄩ shape groove (14) is arranged in the middle of the desktop rear end, be installed within it to protect and look desk lamp (15), the upper end of hydraulic lifting supporting leg (3) is connected with desktop (2) by screw, be inserted in the hydraulic lifting supporting leg outer tube (4) its lower end, be installed on hydraulic pressure rising pedal (6) and row's dropping valve (7) in the lower end of hydraulic lifting supporting leg outer tube (4), the upper end screw of lifting table leg (8) is connected with desktop (2), be inserted in the table leg overcoat arm (9) lower end, and table leg degree of tightness nut cap (11) is installed in the upper end of outer table leg overcoat arm (9).
2, in according to claim 1, the pupil protects and looks same table and it is characterized in that: protecting the structure of looking support (1) is, protect the upper end of looking cover arm (20) in the support and be installed on oval bracket (21), the lower end connects to be inserted in to protect to be looked in the support overcoat arm (18), the centre is installed degree of tightness nut (19) adjustment and is looked the frame height, helical gear outer shaft sleeve pipe (22) is looked support overcoat arm (18) for one with protecting, on helical gear outer shaft sleeve pipe (22) is arranged, end in helical gear outer shaft sleeve pipe (22) has thread wheel shaft (17), all is installed on thread wheel shaft tube connector (16) at the two ends of helical gear outer shaft sleeve pipe (22).
3, primary and secondary students according to claim 1 protect and look same table and it is characterized in that: the scope of desktop lifting is the 45-78 centimetre; Protecting the scope of looking the support lifting is: the 15-25 centimetre.
4, primary and secondary students according to claim 2 protect and look same table and it is characterized in that: thread wheel shaft (17) left and right sides pushing adjustment is looked the frame anglec of rotation between 90 °-270 °, and use angle and desktop are between 90 °-120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420008285 CN2724506Y (en) | 2004-03-18 | 2004-03-18 | Lifting/lowering desk for students of rimary or middle-school for eye-protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420008285 CN2724506Y (en) | 2004-03-18 | 2004-03-18 | Lifting/lowering desk for students of rimary or middle-school for eye-protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2724506Y true CN2724506Y (en) | 2005-09-14 |
Family
ID=35039237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420008285 Expired - Fee Related CN2724506Y (en) | 2004-03-18 | 2004-03-18 | Lifting/lowering desk for students of rimary or middle-school for eye-protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2724506Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266387A (en) * | 2015-11-27 | 2016-01-27 | 长安大学 | Desk for disabled person |
| CN108783912A (en) * | 2018-07-04 | 2018-11-13 | 合肥科塑信息科技有限公司 | A kind of security protection computer network monitoring operating platform |
-
2004
- 2004-03-18 CN CN 200420008285 patent/CN2724506Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266387A (en) * | 2015-11-27 | 2016-01-27 | 长安大学 | Desk for disabled person |
| CN108783912A (en) * | 2018-07-04 | 2018-11-13 | 合肥科塑信息科技有限公司 | A kind of security protection computer network monitoring operating platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |