CN104352069B - A kind of student desk and chair - Google Patents
A kind of student desk and chair Download PDFInfo
- Publication number
- CN104352069B CN104352069B CN201410629998.1A CN201410629998A CN104352069B CN 104352069 B CN104352069 B CN 104352069B CN 201410629998 A CN201410629998 A CN 201410629998A CN 104352069 B CN104352069 B CN 104352069B
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- CN
- China
- Prior art keywords
- connecting rod
- desk
- pillar
- axle
- articulated
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- 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.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B85/00—Furniture convertible into other kinds of furniture
- A47B85/04—Tables convertible into chairs
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- Combinations Of Kitchen Furniture (AREA)
Abstract
The invention discloses a kind of student desk and chair, comprise pillar, it is characterized in that: the first table is installed successively from top to bottom on pillar, second desk board, the first table is installed on pillar by the first axle, on pillar, be provided with slide rail, slide block is installed on slide rail, the second axle and slide block are articulated and connected, second desk board is installed on the second axle, A-frame is installed on second desk board, A-frame one end and second desk board are fixed, the other end is movably installed on pillar, the first table and first connecting rod are articulated and connected, first connecting rod, second connecting rod is all articulated and connected with the second axle, third connecting rod and second connecting rod are articulated and connected, limited block is installed on second desk board, mutual switching before and after the present invention can realize between tables and chairs, realizes the aspectant cooperation of student and inquires into study.
Description
Technical field:
The present invention relates to a kind of student desk and chair, refer to more specifically a kind of mutual switching that can realize between the tables and chairs of front and back, realize the aspectant student desk and chair of student.
Background technology:
At present, the desk and chair that student is conventional, is mainly made up of the desk with parcel tray and chair, and that common desk mainly contains is convertible, two kinds of drawer types, convertible desk, desktop itself is except playing the function of desk, also as the cover plate of parcel tray, by opening turnover desktop, can realize the opening and closing of parcel tray, the desk of another drawer type, parcel tray and table body itself are to be flexibly connected, and realize the unlatching of parcel tray by the mode of pull. And the chair that student uses is now except conventional chair, a kind of chair of folding storage is also provided, when use, open, folding while use, can effectively save space.
No matter but the desk and chair of which kind of type above, it is fixed as desk and chair itself, and it uses function also to fix.
Summary of the invention:
The object of the present invention is to provide a kind of mutual switching that can realize between the tables and chairs of front and back, realize the aspectant student desk and chair of student.
The technical scheme that the present invention takes is as follows:
A kind of student desk and chair, comprise pillar, it is characterized in that: the first table is installed successively from top to bottom on pillar, second desk board, the first table is installed on pillar by the first axle, on pillar, be provided with slide rail, slide block is installed on slide rail, slide block and the second axle are articulated and connected, second desk board is installed on the second axle, A-frame is installed on second desk board, A-frame one end and second desk board are fixed, the other end is movably installed on pillar, the first table and first connecting rod are articulated and connected, first connecting rod, second connecting rod is all articulated and connected with the second axle, third connecting rod and second connecting rod are articulated and connected, limited block is installed on second desk board.
Further arrange and be:
The first table can rotate around the first axle, and second desk board can rotate around the second axle.
One end and the pillar of third connecting rod are hinged, and the other end of third connecting rod is movable end, with limited block composition locking device.
One end that third connecting rod and pillar are hinged is positioned at the lower end of slide rail.
The length of described slide rail is greater than the length of first connecting rod, to ensure that, in the time that slide block slides into slide rail lower end, the first table can be packed up completely.
The length of described third connecting rod is greater than the length of slide rail, to ensure that in the time that slide block moves to slide rail upper end, third connecting rod can prop up limited block, supports the second desktop.
A kind of student desk and chair, comprise pillar, it is characterized in that: described pillar is provided with two, be opposition setting, the first table, second desk board is respectively by the first axle, the second axle is arranged between two pillars, A-frame is installed on second desk board, A-frame one end and second desk board are fixed, the other end is movably installed on pillar, on every pillar, be all provided with a set of built-up crank slide block mechanism, every cover built-up crank slide block mechanism comprises: on every pillar, be provided with slide rail, slide block is installed on slide rail, slide block and the second axle are articulated and connected, the first table and first connecting rod are articulated and connected, first connecting rod, second connecting rod is all articulated and connected with the second axle, third connecting rod and second connecting rod are articulated and connected, limited block is installed on second desk board, one end and the pillar of third connecting rod are hinged, the other end of third connecting rod is movable end, with limited block composition locking device.
Student desk and chair of the present invention, according to teaching requirement, can realize the switching of desk and seat two states.
When student desk and chair is during in desk state, the first table is horizontal, slide block is positioned at the slide rail upper end of pillar, the first table and second desk board are supported in first connecting rod, second connecting rod, third connecting rod and slide block acting in conjunction, third connecting rod and limited block composition locking device, the movable end of third connecting rod props up limited block;
In the time that student desk and chair switches to " seat " state, the limited block of outwarding winding, lift second desk board, under Action of Gravity Field, slide block moves downward along the slide rail of pillar, until the lower end of slide rail, along with the motion of slide block, interlock second connecting rod, third connecting rod rotate, and linkage first connecting rod drives the first table to rotate downwards, the first table is rotated down around the first axle, be converted to backboard from table, due to the constraint of A-frame, second desk board moves vertically downward, convert seat board to from table, realized the switching of desk state to seat state.
Beneficial effect of the present invention is as follows:
(1), conventional classroom instruction tables and chairs and " autonomous-cooperation " classroom instruction tables and chairs are combined cleverly, realized the conversion between two kinds of patterns in classroom instruction process.
(2), adopt simple built-up crank slide block mechanism to realize cleverly the switching quickly and easily between " table "-" seat ".
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Brief description of the drawings:
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is side view of the present invention;
Fig. 3 is the state reference map of conventional teaching pattern of the present invention;
Fig. 4 is the state reference map of the present invention's " autonomous-cooperation " teaching pattern.
Detailed description of the invention:
As shown in Figure 1-2, a kind of student desk and chair of the present invention, comprise pillar 8, pillar 8 lock onto ground by screw 20, the first table 1 is installed successively from top to bottom on pillar 8, second desk board 2, the first table 1 is installed on pillar 8 by the first axle 10, the first table 1 can rotate around the first axle 10, on pillar 8, be provided with slide rail 12, slide block 4 is installed on slide rail 12, second desk board 2 is installed on the second axle 11, the second axle 11 is articulated and connected with slide block 4, second desk board 2 can rotate around the second axle 11 on the one hand, can move up and down at slide rail 12 with slide block 4 on the other hand, A-frame 9 is installed on second desk board 2, A-frame 9 one end and second desk board 2 are fixing, the other end is movably installed on pillar 8, the first table 1 is articulated and connected with first connecting rod 3, first connecting rod 3, second connecting rod 5 is all articulated and connected with the second axle 11, third connecting rod 6 is articulated and connected with second connecting rod 5, limited block 7 is installed on second desk board 2, one end of third connecting rod 6 and pillar 8 are hinged, the other end of third connecting rod 6 is movable end, form locking device with limited block 7.
In preferred embodiment, as shown in Figure 2, described pillar 8 is provided with two, be opposition setting, the first table 1, second desk board 2 is respectively by the first axle 10, the second axle 11 is arranged between two pillars 8, on every pillar 8, be all provided with a set of built-up crank slide block mechanism, every cover built-up crank slide block mechanism comprises: on every pillar 8, be provided with slide rail 12, slide block 4 is installed on slide rail 12, slide block 4 and the second axle 11 are articulated and connected, the first table 1 is articulated and connected with first connecting rod 3, first connecting rod 3, second connecting rod 5 is all articulated and connected with the second axle 11, third connecting rod 6 is articulated and connected with second connecting rod 5, limited block 7 is installed on second desk board 2, one end of third connecting rod 6 and pillar 8 are hinged, the other end of third connecting rod 6 is movable end, form locking device with limited block 7.
Student desk and chair of the present invention, can be according to different teaching modes, is set to two or more sets patterns, and by the switching of desk and chair state, realizes the switching of different teaching modes, is below elaborated.
1, conventional teaching pattern: as shown in Figure 3, two student desk and chairs are a group, are and are oppositely arranged.
One of them student desk and chair is in " desk " state, now, the first table 1 is horizontal, slide block 4 is positioned at slide rail 12 upper ends of pillar 8, first connecting rod 3, second connecting rod 5, the first table 1 and second desk board 2 supported in third connecting rod 6 and slide block 4 actings in conjunction, third connecting rod 6 and composition locking device of limited block 7, the movable end of third connecting rod 6 props up limited block 7, makes whole mechanism keep fixed position;
And another one student desk and chair is in " chair " state, by the limited block 7 of outwarding winding, and gently lift second desk board 2, under Action of Gravity Field, slide block 4 moves downward along the slide rail 12 of pillar 8, until the lower end of slide rail 12, and along with the motion of slide block 4, interlock second connecting rod 5, third connecting rod 6 rotates, linkage first connecting rod 3 drives the first table 1 to rotate downwards, the first table 1 is rotated down around the first axle 10, be converted to " backboard " from " desktop ", due to the constraint of A-frame 9, second desk board 2 moves vertically downward with slide block 4, and due to the effect of third connecting rod 6, in the time that second desk board 2 moves to the position of third connecting rod 6 levels, not down sliding again of second desk board 2 and slide block 4, now, second desk board 2 converts " seat " to from " drawer plate ", like this, just realize " desk " and converted " seat " to.
In the time that " seat " switched back " desk " by needs, in like manner, only need lift the first table 1, slide block 4 is risen to the upper end of slide rail 12, then pin third connecting rod 6 with limited block 7, just can make " seat " to switch back " desk " form.
2, " autonomous-cooperation " teaching pattern: as shown in Figure 4, two groups of adjacent desk and chairs under conventional teaching pattern, by " desk " at front row switched to " seat ", front row " seat " risen to " desk ", like this, just change the fixing present situation in conventional classroom instruction tables and chairs position, the mutual switching before and after realizing between tables and chairs, form desktop splicing, the aspectant spread pattern of chair, inquire into study thereby realize the aspectant cooperation of student.
Claims (6)
1. a student desk and chair, comprises pillar, it is characterized in that: on pillar from top to bottomThe first table, second desk board are installed successively, and the first table is installed on pillar by the first axle,On pillar, be provided with slide rail, slide block is installed on slide rail, slide block and the second axle are articulated and connected, theTwo tables are installed on the second axle, and A-frame is installed on second desk board, A-frame oneEnd is fixed with second desk board, and the other end is movably installed on pillar, the first table and first connecting rodBe articulated and connected, first connecting rod, second connecting rod are all articulated and connected with the second axle, third connecting rod andTwo rod hinge connections connect, and limited block is installed on second desk board;
Described the first table can rotate around the first axle, and second desk board can rotate around the second axle;
One end and the pillar of described third connecting rod are hinged, and the other end of third connecting rod is movableEnd, with limited block composition locking device.
2. a kind of student desk and chair according to claim 1, is characterized in that: the 3rd connectsOne end that bar and pillar are hinged is positioned at the lower end of slide rail.
3. a kind of student desk and chair according to claim 1, is characterized in that: described cunningThe length of rail is greater than the length of first connecting rod.
4. a kind of student desk and chair according to claim 1, is characterized in that: describedThe length of three connecting rods is greater than the length of slide rail.
5. a student desk and chair, comprises pillar, it is characterized in that: described pillar is provided with twoRoot, is opposition setting, and the first table, second desk board are respectively by the first axle, the second axle settingBetween two pillars, A-frame is installed on second desk board, A-frame one end and secondTable is fixed, and the other end is movably installed on pillar, on every pillar, is all provided with a set of groupCombined crank slide block mechanism, every cover built-up crank slide block mechanism comprises: on every pillar, establishBe equipped with slide rail, slide block is installed on slide rail, slide block and the second axle are articulated and connected, the first table withFirst connecting rod is articulated and connected, and first connecting rod, second connecting rod are all articulated and connected with the second axle, and the 3rdConnecting rod and second connecting rod are articulated and connected, and limited block is installed on second desk board, third connecting rodOne end and pillar are hinged, and the other end of third connecting rod is movable end, with the locking of limited block compositionDevice;
Described the first table can rotate around the first axle, and second desk board can rotate around the second axle.
6. a kind of student desk and chair according to claim 1 or 5, is characterized in that: instituteState student desk and chair according to teaching requirement, realize the switching of desk and seat two states:
When student desk and chair is during in " desk " state, the first table is horizontal, slidingPiece is positioned at the slide rail upper end of pillar, and first connecting rod, second connecting rod, third connecting rod and slide block are commonThe first table and second desk board are supported in effect, third connecting rod and limited block composition locking device, theThe movable end of three connecting rods props up limited block;
In the time that student desk and chair switches to " seat " state, the limited block of outwarding winding, lifts secondPlate, under Action of Gravity Field, slide block moves downward along the slide rail of pillar, until the lower end of slide rail,Along with the motion of slide block, interlock second connecting rod, third connecting rod rotate, and linkage first connectsBar drives the first table to rotate downwards, and the first table is rotated down around the first axle, changes from tableFor backboard, due to the constraint of A-frame, second desk board moves vertically downward, turns from tableChange seat board into, realized the switching of desk state to seat state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410629998.1A CN104352069B (en) | 2014-11-11 | 2014-11-11 | A kind of student desk and chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410629998.1A CN104352069B (en) | 2014-11-11 | 2014-11-11 | A kind of student desk and chair |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104352069A CN104352069A (en) | 2015-02-18 |
CN104352069B true CN104352069B (en) | 2016-05-04 |
Family
ID=52519457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410629998.1A Expired - Fee Related CN104352069B (en) | 2014-11-11 | 2014-11-11 | A kind of student desk and chair |
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CN (1) | CN104352069B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108433752B (en) * | 2018-01-15 | 2021-01-12 | 温州市人民医院 | Stomach cancer holostrome sample sampler |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2229629B (en) * | 1989-03-31 | 1992-05-06 | Kotobuki & Co Ltd | Coupled chair unit convertible to a chair mode and to a desk mode |
AUPQ635100A0 (en) * | 2000-03-21 | 2000-04-15 | Ginns, Edward William | Folding chair and table |
CN2461378Y (en) * | 2001-01-16 | 2001-11-28 | 浙江金华友谊集团有限公司 | Fixed desk/chair |
CN103142036B (en) * | 2013-02-06 | 2015-04-08 | 哈尔滨工程大学 | Rotatable desk-chair |
CN103431653B (en) * | 2013-08-09 | 2016-04-13 | 陈浩 | Table stool integration chair |
CN204218319U (en) * | 2014-11-11 | 2015-03-25 | 绍兴文理学院元培学院 | A kind of student desk and chair |
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2014
- 2014-11-11 CN CN201410629998.1A patent/CN104352069B/en not_active Expired - Fee Related
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CN104352069A (en) | 2015-02-18 |
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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 | ||
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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: 20160504 Termination date: 20161111 |