CN203913971U - Become the folded form desk of inclination angle locking - Google Patents
Become the folded form desk of inclination angle locking Download PDFInfo
- Publication number
- CN203913971U CN203913971U CN201420229596.8U CN201420229596U CN203913971U CN 203913971 U CN203913971 U CN 203913971U CN 201420229596 U CN201420229596 U CN 201420229596U CN 203913971 U CN203913971 U CN 203913971U
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- China
- Prior art keywords
- connecting rod
- hinged
- chute
- slide block
- eccentric
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Abstract
The utility model discloses a kind of folded form desk that becomes inclination angle locking, along being provided with chute on table leg, be hinged with respectively upper left connecting rod and upper right connecting rod on two chute tops, on two chute tops, position is hinged with respectively lower-left connecting rod and bottom right connecting rod on the lower, and the top of upper left connecting rod and upper right connecting rod is installed with desktop jointly; Between lower-left connecting rod and bottom right connecting rod, be jointly installed with drawer plate; In the chute of two table legs, be respectively arranged with a slide block, left slider is by a slide block connecting rod and lower-left rod hinge connection, and right side slide block is by another slide block connecting rod and bottom right rod hinge connection; Two slide blocks are connected with eccentric locking mechanism respectively.The utility model device, reaches desktop with the vertical slip of slide block and moves up and down, and desktop is put down completely and take up room and can diminish, and conveniently walks about and cleaning.
Description
Technical field
The utility model belongs to intelligent instructional device technical field, relates to a kind of folded form desk that becomes inclination angle locking.
Background technology
Current desk, from profile, is transitioned into by single form the variform that lift, company's formula etc. more meet ergonomics gradually.It is all generally that level is fixing that weak point is mainly reflected in desktop, and desktop is also irremovable, and such design has brought three large shortcomings:
1) the complete plane of desktop makes in students class hour neck for a long time in forward-lean state, and the distance of eyes and books also can not get controlling, and such faulty posture very easily causes the health problem such as myopia, neck injury.2) in university classroom, the overwhelming majority adopts platoon tables and chairs, classmate in the middle of school session is sitting in there will be the situation of toilet unavoidably, at this moment go out and just seem pretty troublesome, need the classmate in the close passageway of the right and left to stand up to get out of the way and could pass through, such people goes out needs line-up all to stand up to get out of the way, not only own inconvenient, also can cause that very hurray affects teacher and classmates attend class.3) fix putting the occupancy in space, classroom of desk large, the suitable trouble of cleaning in classroom simultaneously.
Therefore,, for the desk in modern classroom, be badly in need of research and development one and meet ergonomics, adjustable, folding novel desk.
Utility model content
The purpose of this utility model is to provide a kind of folded form desk that becomes inclination angle locking, and it is fixed having solved desk in prior art, cannot meet everyone different personal habits, and classmate comes in and goes out and the problem of cleaning inconvenience.
The technical scheme that the utility model adopts is, a kind of folded form desk that becomes inclination angle locking, along being provided with chute on table leg, be hinged with respectively upper left connecting rod and upper right connecting rod on two chute tops, on two chute tops, position is hinged with respectively lower-left connecting rod and bottom right connecting rod on the lower, and the top of upper left connecting rod and upper right connecting rod is installed with desktop jointly; Between lower-left connecting rod and bottom right connecting rod, be jointly installed with drawer plate;
In the chute of two table legs, be respectively arranged with a slide block, left slider is by a slide block connecting rod and lower-left rod hinge connection, and right side slide block is by another slide block connecting rod and bottom right rod hinge connection;
Two slide blocks are connected with eccentric locking mechanism respectively.
The folded form desk of change of the present utility model inclination angle locking, its feature is also:
Upper left connecting rod and left connecting rod, lower-left connecting rod and left side chute be parallelogram lever of hinged common formation successively, and upper right connecting rod and right connecting rod, bottom right connecting rod and right side chute be hinged another parallelogram lever of common formation successively.
The structure of eccentric locking mechanism is, is separately installed with a lug in the chute lower end of two table legs, and an eccentric fixture is installed on the bearing pin of each lug, and two eccentric fixtures laterally connect by bar; One of them eccentric fixture is downward and eccentric ratio upper end is hinged, and eccentric ratio lower end and pedal are hinged, and pedal is arranged on base lug.
The beneficial effects of the utility model are, belong to a kind of stepless angle desk, because take retaining mechanism and the endplay device of eccentric fixture, can lock at an arbitrary position locked, that so just utilizes desktop moves up and down to realize joint space-efficient function, and can conveniently come in and go out, locking efficiently and entirety are steadily.Regulate simply, easily and efficiently desktop angle of inclination and can be reliably locked, and can folding convenient cleaning, there is good stability after fixing.Simple in structure, move smooth and easy, for convenience detach.The multiplex GB standard component of part, facilitates the replacement of part.
Brief description of the drawings
Fig. 1 is the side-looking structural representation of the utility model desk;
Fig. 2 is the three-dimensional view of the utility model desk;
Fig. 3 is the structural representation of the utility model desk eccentric locking mechanism.
In figure, 1. eccentric ratio, 2. slide block, 3. slide block connecting rod, 4. table leg, 5. upper left connecting rod, 6. upper right connecting rod, 7. desktop, 8. left connecting rod, 9. bottom right connecting rod, 10. bar, 11. eccentric fixtures, 12. base lugs, 13. pedals, 14. drawer plates, 15. lower-left connecting rods, 16. lugs, 17. right connecting rods.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
With reference to Fig. 1, Fig. 2, Fig. 3, structure of the present utility model is, along being provided with chute on table leg 4, be hinged with respectively upper left connecting rod 5 and upper right connecting rod 6 on two chute tops, on two chute tops, position is hinged with respectively lower-left connecting rod 15 and bottom right connecting rod 9 on the lower, upper left connecting rod 5, left connecting rod 8, lower-left connecting rod 15 and left side chute be parallelogram lever of hinged common formation successively, and upper right connecting rod 6, right connecting rod 17, bottom right connecting rod 9 and right side chute be hinged another parallelogram lever of common formation successively; The top of upper left connecting rod 5 and upper right connecting rod 6 is installed with desktop 7 jointly; Between lower-left connecting rod 15 and bottom right connecting rod 9, be jointly installed with drawer plate 14;
In the chute of two table legs 4, be respectively arranged with a slide block 2, left slider 2 is hinged by a slide block connecting rod 3 and lower-left connecting rod 15, and right side slide block 2 is hinged with bottom right connecting rod 9 by another slide block connecting rod 3; Be separately installed with a lug 16 in the chute lower end of two table legs 4,11, two eccentric fixtures of an eccentric fixture 11 be installed on the bearing pin of each lug 16 and laterally connect by bar 10; One of them eccentric fixture 11 is downward and eccentric ratio 1 upper end is hinged, and eccentric ratio 1 lower end and pedal 13 are hinged, and pedal 13 is arranged on base lug 12.
Two slide blocks 2 are connected with eccentric locking mechanism respectively, and eccentric locking mechanism is used for locking two slide blocks 2, keep the state of desktop 7 in requiring.
With reference to Fig. 3, the structure of eccentric locking mechanism is, is separately installed with a lug 16 in the chute lower end of two table legs 4,11, two eccentric fixtures of an eccentric fixture 11 is installed on the bearing pin of each lug 16 and laterally connects by bar 10; One of them eccentric fixture 11 is downward and eccentric ratio 1 upper end is hinged, and eccentric ratio 1 lower end and pedal 13 are hinged, and pedal 13 is arranged on base lug 12.
The operation principle of the utility model device is,
Mode 1: the adjustment at angle of inclination
Rotary table panel 7, drives two cover parallelogram levers to move together, drives the slide block connecting rod 3 of both sides to move together simultaneously, then drive two slide block 2 vertical motions that are contained in 4 li, table leg guide rail when two cover parallelogram lever motions.When desktop 7 turns to after suitable angle, to step on pedal 13 eccentric ratio 1 is moved upward, the eccentric fixture 11 that promotes both sides clockwise rotates, thus locking sliding block 2 makes desktop 7 remain on the angle of setting, realizes the stepless adjustment at desktop 7 inclination angles.
Mode 2: upwards dig desktop 7
Upwards when rotary table panel 7, drive two cover parallelogram levers to move together, drive slide block connecting rod 3 to move simultaneously, then drive the slide block 2 that is contained in 4 li, table leg guide rail to move upward.Now desktop 7 is upwards turned to extreme position, and slide block 2 also moves upward to extreme position.In the time that this locates, just can between seat and desk, vacate passageway, with the discrepancy of classmate in the middle of facilitating.
Mode 3: pack up desk completely
Motion principle, with mode 2, now, by pulling desktop 7 downwards, thoroughly puts down desktop, and the rubbish that just can fall down efficiently, and vacating space, facilitate cleaning.
The utility model device, on existing desk basis, utilizes parallelogram lever and linkage rod slide block mechanism to be improved, and desktop and the slide block being contained in table leg are connected, and reaches with the vertical slip of slide block the object that desktop moves up and down.Regulating after angle, locating locked by the eccentric fixture realization being contained on table leg.After classmate leaves, can decontrol fixture puts down desktop completely.
Claims (3)
1. one kind becomes the folded form desk of inclination angle locking, its feature is: along being provided with chute on table leg (4), be hinged with respectively upper left connecting rod (5) and upper right connecting rod (6) on two chute tops, on two chute tops, position is hinged with respectively lower-left connecting rod (15) and bottom right connecting rod (9) on the lower, and the top of upper left connecting rod (5) and upper right connecting rod (6) is installed with desktop (7) jointly; Between lower-left connecting rod (15) and bottom right connecting rod (9), be jointly installed with drawer plate (14);
In the chute of two table legs (4), be respectively arranged with a slide block (2), left slider (2) is hinged by a slide block connecting rod (3) and lower-left connecting rod (15), and right side slide block (2) is hinged by another slide block connecting rod (3) and bottom right connecting rod (9);
Two slide blocks (2) are connected with eccentric locking mechanism respectively.
2. the folded form desk of change according to claim 1 inclination angle locking, its feature is: described upper left connecting rod (5) and left connecting rod (8), lower-left connecting rod (15) and left side chute parallelogram lever of hinged common formation successively, upper right connecting rod (6) and right connecting rod (17), bottom right connecting rod (9) and right side chute hinged another parallelogram lever of common formation successively.
3. the folded form desk of change according to claim 1 inclination angle locking, its feature is: the structure of described eccentric locking mechanism is, be separately installed with a lug (16) in the chute lower end of two table legs (4), an eccentric fixture (11) is installed on the bearing pin of each lug (16), and two eccentric fixtures (11) laterally connect by bar (10); One of them eccentric fixture (11) is downward and eccentric ratio (1) upper end is hinged, eccentric ratio (1) lower end and pedal (13) are hinged, and pedal (13) is arranged on base lug (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229596.8U CN203913971U (en) | 2014-05-06 | 2014-05-06 | Become the folded form desk of inclination angle locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229596.8U CN203913971U (en) | 2014-05-06 | 2014-05-06 | Become the folded form desk of inclination angle locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203913971U true CN203913971U (en) | 2014-11-05 |
Family
ID=51809871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420229596.8U Expired - Fee Related CN203913971U (en) | 2014-05-06 | 2014-05-06 | Become the folded form desk of inclination angle locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203913971U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969374A (en) * | 2018-08-07 | 2018-12-11 | 雷秀泗 | A kind of children medicine feeder easy to use |
| CN109008200A (en) * | 2017-06-08 | 2018-12-18 | 江苏云瑞新型材料科技有限公司 | A kind of desk |
| CN111602956A (en) * | 2020-05-14 | 2020-09-01 | 胡志鹏 | Foldable multifunctional table |
-
2014
- 2014-05-06 CN CN201420229596.8U patent/CN203913971U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109008200A (en) * | 2017-06-08 | 2018-12-18 | 江苏云瑞新型材料科技有限公司 | A kind of desk |
| CN108969374A (en) * | 2018-08-07 | 2018-12-11 | 雷秀泗 | A kind of children medicine feeder easy to use |
| CN108969374B (en) * | 2018-08-07 | 2020-11-06 | 王颖颖 | Children medicine feed ware convenient to use |
| CN111602956A (en) * | 2020-05-14 | 2020-09-01 | 胡志鹏 | Foldable multifunctional table |
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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 |
Granted publication date: 20141105 Termination date: 20170506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |