CN103960877A - Telescopic rotary combined type desk and chair assembly for discussion - Google Patents
Telescopic rotary combined type desk and chair assembly for discussion Download PDFInfo
- Publication number
- CN103960877A CN103960877A CN201410198197.4A CN201410198197A CN103960877A CN 103960877 A CN103960877 A CN 103960877A CN 201410198197 A CN201410198197 A CN 201410198197A CN 103960877 A CN103960877 A CN 103960877A
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- chair
- desk
- chair frame
- chairs
- connecting rod
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- Chair Legs, Seat Parts, And Backrests (AREA)
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Abstract
The invention discloses a telescopic rotary combined type desk and chair assembly for discussion and belongs to the technical field of mechanical devices used in classrooms. According to the telescopic rotary combined type desk and chair assembly for discussion, free rotation of a desk and a chair is achieved. The telescopic rotary combined type desk and chair assembly for discussion comprises a chair, a desk, a connecting rod and a base plate, wherein the chair comprises a chair back, a seat, a chair frame and universal wheels A, the chair back and the seat are of an integral structure, the seat and the chair frame are connected through a sliding rail to form a sliding pair, the universal wheels A arranged at the four corners of the bottom end of the chair frame are in contact with the ground, the desk comprises a desktop, a desk frame, a lifting adjustment mechanism and universal wheels B, the universal wheels B are arranged on the desktop at the bottom end of the desk frame, the desktop is connected with the desk frame through the lifting adjustment mechanism, polished shafts are fixed to the two ends of the lower surface of the desktop respectively, the polished shafts are matched with linear bearings fixed to the lifting adjustment mechanism, the chair frame and the desk frame are connected through the connecting rod, the chair frame is connected with the base plate through a bearing, and the base plate is fixed to the ground through screws. According to the telescopic rotary combined type desk and chair assembly for discussion, the whole assembly can rotate freely within the range of 360 degrees, and combination and splicing of the desk and the adjacent chair are achieved.
Description
Technical field
The invention belongs to classroom mechanical equipment technical field, be specifically related to the telescopic type rotation combination that a kind of student of convenience discusses study tables and chairs are discussed.
Background technology
Constantly perfect along with state's educational principles policy, the reform and study of educational concept and teaching method is more and more paid attention to, and various Inquiries, Group-discussion teaching method obtain the high praise of teacher and students.Seminar is that one excites students ' interest of study, cultivates a kind of teaching method of student's sense of community.At present, tables and chairs position, existing classroom is fixed, and occupation mode is single, is not convenient for student and discusses and learn.
Summary of the invention
The object of the invention is to propose a kind of telescopic type rotation combination tables and chairs are discussed, realize rotating freely of tables and chairs, facilitate student's discussion and study.
For achieving the above object, telescopic type rotation combination discussion tables and chairs of the present invention comprise chair, desk, connecting rod and chassis;
Described chair comprises the chair back, seat, chair frame and universal wheel A; The described chair back and seat are integral type structure, and described seat and chair back whole installation are on described chair frame, and the universal wheel A that described chair frame bottom arranges by four angles contacts with ground;
Described desk comprises desktop, desk framework, lifting regulating mechanism and universal wheel B; Described universal wheel B is arranged on desktop described in the bottom of described desk framework and is connected with described desk framework by lifting regulating mechanism, and described desktop lower surface two ends are fixed with respectively optical axis, and described optical axis coordinates with the linear bearing that is fixed on described lifting regulating mechanism;
Described chair frame is connected by connecting rod with desk framework, and described chair frame is connected with described chassis by bearing, and described chassis is fixed by screws on ground.
Described lifting regulating mechanism comprises two limited blocks, two multidiameters, Timing Belt structure and handles; Described two limited blocks are fixed on described desk framework upper end, the two ends of described two multidiameters coordinate with described two limited blocks respectively, two multidiameters be arranged in parallel and connect by Timing Belt structure, each multidiameter two ends are fixed with respectively cam, one end of any one multidiameter is connected with handle, and described linear bearing is fixed on described limited block.
In the universal wheel A of the universal wheel B under described desk framework and chair frame below, at least two is belt switch universal wheel.
Described chair also comprises bookcase, and described bookcase is connected with described chair frame by slide rail, and bookcase is chair frame free-extension relatively.
Described chair also comprises wind, pulley and slider-crank mechanism; Described wind is fixed on upper end, described chair frame side, described pulley is fixed on the bottom of described chair frame, slide block in described slider-crank mechanism and described bookcase lower surface are fixed, described wind coordinates the crank-motion that drives slider-crank mechanism with pulley by steel wire rope, and then drive the relative chair frame motion of described bookcase.
Described chair frame is connected and is specially by connecting rod with desk framework: described connecting rod comprises connecting rod A and connecting rod B, described connecting rod A one end links with the upper end rotation of described desk framework, described in described connecting rod B one end, chair frame is rotatably connected, and the other end of the other end of described connecting rod A and connecting rod B coordinates formation ratchet mechanism with ratchet.
Between described seat and described chair frame, be connected to form moving sets by slide rail, seat slides before and after desk relatively.
Described chassis is positioned at the geometric center place that tables and chairs bottom formation plane is discussed.
The overall length-width ratio of described discussion tables and chairs is 1: 1.
Beneficial effect of the present invention is: in telescopic type rotation combination discussion tables and chairs of the present invention, desk and chair connect as one formula structure by connecting rod and ratchet mechanism, can regulate the distance between desk and chair by this structure, entirety fixes on the ground by chassis, desk and chair entirety can be carried out 360 degree and be rotated arbitrarily centered by chassis, realize the combined and spliced of adjacent tables and chairs, desktop is connected with desk framework by lifting regulating mechanism, regulate the height of desktop by turning handle, while avoiding discussing tables and chairs integral-rotation and adjacent tables and chairs produce interfere, simple in structure, facilitate the study of student's colloquy.
Brief description of the drawings
Fig. 1 is that tables and chairs overall structure side view is discussed in the telescopic type rotation combination of invention;
Fig. 2 is the structure top view that telescopic type rotation combination discussion tables and chairs of the present invention remove table top set-ups;
Fig. 3 is the structure side view that chair in tables and chairs is discussed in telescopic type rotation combination of the present invention;
Fig. 4 is the structure rearview that chair in tables and chairs is discussed in telescopic type rotation combination of the present invention;
Fig. 5 is the structure side view that chair in tables and chairs is discussed in telescopic type rotation combination of the present invention;
Fig. 6 is that tables and chairs arrangement architecture figure is discussed in four telescopic type rotation combinations of the present invention;
Fig. 7 is that a kind of variation structural representation of tables and chairs is discussed in four telescopic type rotation combinations of the present invention;
Fig. 8 is that the another kind of variation structural representation of tables and chairs is discussed in four telescopic type rotation combinations of the present invention;
Wherein: 1, the chair back, 2, seat, 3, chair frame, 4, universal wheel A, 5, chassis, 6, universal wheel B, 7, desk framework, 8, lifting regulating mechanism, 801, handle, 802, limited block, 803, Timing Belt structure, 804, cam, 805, multidiameter, 9, desktop, 10, connecting rod, 1001, connecting rod A, 1002, ratchet, 1003, connecting rod B, 11, optical axis, 12, linear bearing, 13, bookcase, 14, slider-crank mechanism, 15, pulley, 16, steel wire rope, 17, wind.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are described further.
Referring to accompanying drawing 1, accompanying drawing 3 and accompanying drawing 4, telescopic type rotation combination of the present invention is discussed tables and chairs and is comprised chair, desk, connecting rod and chassis 5;
Described chair comprises the chair back 1, seat 2, chair frame 3 and universal wheel A4; The described chair back 1 and seat 2 are integral type structure, between described seat 2 and described chair frame 3, be connected to form moving sets by slide rail, seat 2 is slided before and after desk relatively, and the universal wheel A4 that described chair frame 3 bottoms arrange by four angles contacts with ground;
Described desk comprises desktop 9, desk framework 7, lifting regulating mechanism 8 and universal wheel B6; Described universal wheel B6 is arranged on desktop 9 described in the bottom of described desk framework 7 and is connected with described desk framework 7 by lifting regulating mechanism 8, described desktop 9 lower surface two ends are fixed with respectively optical axis 11, and described optical axis 11 coordinates with the linear bearing 12 that is fixed on described lifting regulating mechanism 8;
Described chair frame 3 is connected by connecting rod 10 with desk framework 7, and described chair frame 3 is connected with described chassis 5 by bearing, and described chassis 5 is fixed by screws on ground.
Referring to accompanying drawing 2, described lifting regulating mechanism 8 comprises two limited blocks 802, two multidiameters 805, Timing Belt structure 803 and handles 801; Described two limited blocks 802 are fixed on described desk framework 7 upper ends, the two ends of described two multidiameters 805 coordinate with described two limited blocks 802 respectively, ensure ladder just with the depth of parallelism of desk framework 7, two multidiameters 805 be arranged in parallel and connect by Timing Belt structure 803, two multidiameters 805 are rotated simultaneously, each multidiameter 805 two ends are fixed with respectively cam 804, while ensureing that four cams 804 forward peak at sustained height, one end of any one multidiameter 805 is connected with handle 801, and described linear bearing 12 is fixed on described limited block 802.
Referring to accompanying drawing 5, described chair also comprises bookcase 13, and described bookcase 13 is connected with described chair frame 3 by slide rail, and bookcase 13 is chair frame 3 free-extensions relatively.
Described chair also comprises wind 17, pulley 15 and slider-crank mechanism 14; Described wind 17 is fixed on described chair frame 3 upper ends, side, described pulley 15 is fixed on the bottom of described chair frame 3, slide block in described slider-crank mechanism 14 and described bookcase 13 lower surfaces are fixed, wind 17 sides twine steel wire rope 16, steel wire rope 16 changes direction by pulley 15, make steel wire rope 16 be wound into slider-crank mechanism 14 one end, slider-crank mechanism 14 other ends are vertical inserts a montant as slide block, montant is connected with bookcase 13, montant coordinates with the crank hole axle in slider-crank mechanism 14, forms revolute pair.From chair rear side, bookcase 13 is flexible to left.Slider-crank mechanism 14 is connected with chair frame 3 hole axles by bearing respectively with wind 17, and described wind 17 coordinates by steel wire rope 16 crank-motion that drives slider-crank mechanism 14 with pulley 15, and then drives the relative chair frame 3 of described bookcase 13 to move.
Described chair frame 3 is connected and is specially by connecting rod 10 with desk framework 7: described connecting rod 10 comprises connecting rod A1001 and connecting rod B1003, described connecting rod A1001 one end links with the upper end rotation of described desk framework 7, described in described connecting rod B1003 one end, chair frame 3 is rotatably connected, and the other end of the other end of described connecting rod A1001 and connecting rod B1003 coordinates formation ratchet mechanism with ratchet 1002.
Described chassis is positioned at the geometric center place that tables and chairs bottom formation plane is discussed.
The overall length and width of described discussion tables and chairs are 1m × 1m.
Referring to accompanying drawing 6, four discussion tables and chairs original states of the present invention are by order arrangement all around, referring to accompanying drawing 7, in the time that two people in needs left and right discuss, regulate respectively the height of desktop 9 in adjacent two tables and chairs in left and right, respectively clockwise and be rotated counterclockwise 90 degree, be spliced into two people table is discussed, convenient discussion; Referring to accompanying drawing 8, in the time that needs four people discuss together, regulate two desk Rotate 180 degree above, be spliced into four people table is discussed.
Claims (9)
1. tables and chairs are discussed in telescopic type rotation combination, it is characterized in that, comprise chair, desk, connecting rod (10) and chassis (5);
Described chair comprises the chair back (1), seat (2), chair frame (3) and universal wheel A (4); The described chair back (1) and seat (2) are integral type structure, described seat (2) and the chair back (1) whole installation are upper at described chair frame (3), and the universal wheel A (4) that described chair frame (3) bottom arranges by four angles contacts with ground;
Described desk comprises desktop (9), desk framework (7), lifting regulating mechanism (8) and universal wheel B (6); Described universal wheel B (6) is arranged on desktop (9) described in the bottom of described desk framework (7) and is connected with described desk framework (7) by lifting regulating mechanism (8), described desktop (9) lower surface two ends are fixed with respectively optical axis (11), and described optical axis (11) coordinates with the linear bearing (12) that is fixed on described lifting regulating mechanism (8);
Described chair frame (3) is connected by connecting rod (10) with desk framework (7), described chair frame (3) is connected with described chassis (5) by bearing, and described chassis (5) are fixed by screws on ground.
2. tables and chairs are discussed in telescopic type rotation combination according to claim 1, it is characterized in that, described lifting regulating mechanism (8) comprises two limited blocks (802), two multidiameters (805), Timing Belt structure (803) and handle (801); Described two limited blocks (802) are fixed on described desk framework (7) upper end, the two ends of described two multidiameters (805) coordinate with described two limited blocks (802) respectively, two multidiameters (805) be arranged in parallel and pass through Timing Belt structure (803) and connect, each multidiameter (805) two ends are fixed with respectively cam (804), one end of any one multidiameter (805) is connected with handle (801), and described linear bearing (12) is fixed on described limited block (802).
3. tables and chairs are discussed in telescopic type rotation combination according to claim 1, it is characterized in that, in the universal wheel A (4) of the universal wheel B (6) under described desk framework (7) and chair frame (3) below, at least two is belt switch universal wheel.
4. tables and chairs are discussed in telescopic type rotation combination according to claim 1, it is characterized in that, described chair also comprises bookcase (13), described bookcase (13) is connected with described chair frame (3) by slide rail, and bookcase (13) is chair frame (3) free-extension relatively.
5. tables and chairs are discussed in telescopic type rotation combination according to claim 4, it is characterized in that, described chair also comprises wind (17), pulley (15) and slider-crank mechanism (14); Described wind (17) is fixed on described chair frame (3) upper end, side, described pulley (15) is fixed on the bottom of described chair frame (3), slide block in described slider-crank mechanism (14) and described bookcase (13) lower surface are fixed, described wind (17) coordinates the crank-motion that drives slider-crank mechanism (14) with pulley (15) by steel wire rope (16), and then drive described bookcase (13) chair frame (3) motion relatively.
6. tables and chairs are discussed in telescopic type rotation combination according to claim 1, it is characterized in that, described chair frame (3) is connected and is specially by connecting rod (10) with desk framework (7): described connecting rod (10) comprises connecting rod A (1001) and connecting rod B (1003), described connecting rod A (1001) one end links with the upper end rotation of described desk framework (7), described in described connecting rod B (1003) one end, chair frame (3) is rotatably connected, the other end of the other end of described connecting rod A (1001) and connecting rod B (1003) coordinates formation ratchet mechanism with ratchet (1002).
7. tables and chairs are discussed in telescopic type rotation combination according to claim 1, it is characterized in that, between described seat (2) and described chair frame (3), be connected to form moving sets by slide rail, seat (2) slides before and after desk relatively.
8. telescopic type according to claim 1 rotates combination discussion tables and chairs, it is characterized in that, described chassis (5) are positioned at the geometric center place that tables and chairs bottom formation plane is discussed.
9. according to the telescopic type rotation combination described in above claim arbitrarily, tables and chairs are discussed, are it is characterized in that, the overall length-width ratio of described discussion tables and chairs is 1: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410198197.4A CN103960877B (en) | 2014-05-12 | 2014-05-12 | Telescopic type rotation combination discusses tables and chairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410198197.4A CN103960877B (en) | 2014-05-12 | 2014-05-12 | Telescopic type rotation combination discusses tables and chairs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103960877A true CN103960877A (en) | 2014-08-06 |
| CN103960877B CN103960877B (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410198197.4A Expired - Fee Related CN103960877B (en) | 2014-05-12 | 2014-05-12 | Telescopic type rotation combination discusses tables and chairs |
Country Status (1)
| Country | Link |
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| CN (1) | CN103960877B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433272A (en) * | 2014-11-25 | 2015-03-25 | 苏州迪云信息科技有限公司 | Commercial intelligent conference table |
| CN104433200A (en) * | 2014-11-11 | 2015-03-25 | 南昌大学 | Multifunctional chair capable of being switched into various states |
| CN104544954A (en) * | 2015-01-12 | 2015-04-29 | 钦州学院 | Multi-purpose table and chair set |
| CN105996436A (en) * | 2016-07-14 | 2016-10-12 | 桂林电子科技大学 | Multifunctional adjustable table and chair |
| CN111374460A (en) * | 2020-04-19 | 2020-07-07 | 筑岚门窗设计（杭州）有限公司 | Integrated table and chair capable of being combined in multiple ways for restaurant |
| CN114424861A (en) * | 2021-12-29 | 2022-05-03 | 四川职业技术学院 | Multi-degree-of-freedom bracket of desk and desk |
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| CN87212173U (en) * | 1987-08-22 | 1988-07-20 | 谢一多 | Adjustable combination of desk and chair |
| JP2002065413A (en) * | 2000-08-30 | 2002-03-05 | Tokushimaken Mokuzai Kyodo Kumiai Rengokai | Wooden studying desk and chair |
| CA2467148A1 (en) * | 2003-11-12 | 2005-05-12 | Virco Mgmt. Corporation | Chair & desk combination |
| CN201135275Y (en) * | 2007-12-11 | 2008-10-22 | 项伟华 | Pupil chair with drawer type book box |
| CN201282830Y (en) * | 2008-10-26 | 2009-08-05 | 马新波 | Combined adjustable health-care desk and chair |
| CN202060298U (en) * | 2011-06-02 | 2011-12-07 | 朱小鹏 | Combined computer desk and chair |
| US8104828B2 (en) * | 2008-11-13 | 2012-01-31 | William Knighton | Adjustable workstation with hideaway seat and method |
| CN202425877U (en) * | 2011-12-05 | 2012-09-12 | 黄聪杰 | Adjustable desk and chair |
| CN104305731A (en) * | 2014-10-11 | 2015-01-28 | 浙江水利水电学院 | Multifunctional desk |
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2014
- 2014-05-12 CN CN201410198197.4A patent/CN103960877B/en not_active Expired - Fee Related
Patent Citations (9)
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| CN87212173U (en) * | 1987-08-22 | 1988-07-20 | 谢一多 | Adjustable combination of desk and chair |
| JP2002065413A (en) * | 2000-08-30 | 2002-03-05 | Tokushimaken Mokuzai Kyodo Kumiai Rengokai | Wooden studying desk and chair |
| CA2467148A1 (en) * | 2003-11-12 | 2005-05-12 | Virco Mgmt. Corporation | Chair & desk combination |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433200A (en) * | 2014-11-11 | 2015-03-25 | 南昌大学 | Multifunctional chair capable of being switched into various states |
| CN104433272A (en) * | 2014-11-25 | 2015-03-25 | 苏州迪云信息科技有限公司 | Commercial intelligent conference table |
| CN104544954A (en) * | 2015-01-12 | 2015-04-29 | 钦州学院 | Multi-purpose table and chair set |
| CN105996436A (en) * | 2016-07-14 | 2016-10-12 | 桂林电子科技大学 | Multifunctional adjustable table and chair |
| CN105996436B (en) * | 2016-07-14 | 2018-11-06 | 桂林电子科技大学 | Multifunctional adjustable tables and chairs |
| CN111374460A (en) * | 2020-04-19 | 2020-07-07 | 筑岚门窗设计（杭州）有限公司 | Integrated table and chair capable of being combined in multiple ways for restaurant |
| CN114424861A (en) * | 2021-12-29 | 2022-05-03 | 四川职业技术学院 | Multi-degree-of-freedom bracket of desk and desk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103960877B (en) | 2016-01-06 |
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Granted publication date: 20160106 Termination date: 20160512 |