CN104687824A - Folding study chair - Google Patents
Folding study chair Download PDFInfo
- Publication number
- CN104687824A CN104687824A CN201510074100.3A CN201510074100A CN104687824A CN 104687824 A CN104687824 A CN 104687824A CN 201510074100 A CN201510074100 A CN 201510074100A CN 104687824 A CN104687824 A CN 104687824A
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- chair
- foot rest
- side plate
- desktop
- connecting rod
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Abstract
The invention relates to a folding study chair comprising a seat plate, a chair foot rest, a chair frame and a backrest, wherein the chair foot rest comprises a chair foot rest I, a chair foot rest II, a sliding bar, a spring and a rotating shaft device; the chair frame comprises a chair side plate I, a chair side plate II, a front fixed rod, a back fixed rod and a groove plate; and the study chair also comprises a movable desktop which is integrally connected with the chair by virtue of a desktop adjusting device. The folding study chair provided by the invention ingeniously realizes the functions that a desk and a chair are integrated and the chair is liftable and foldable by using structures of rod systems and the like and reasonably setting different combination relationships of all rod pieces and plates; when the study chair is used, the height of the desktop of the chair can be adjusted by virtue of a lifting adjusting device of the chair, and an optimum reading state with eyes can be reached by adjusting the angle and distance of the desktop; and when the study chair is not used, the chair can be folded up. The folding study chair is simple in structure, convenient to use, saved in space and suitable for popularization and use in extensive campuses.
Description
Technical field
The present invention relates to a kind of learning chair, particularly a kind of collapsible learning chair.
Background technology
In life, chair be people for one of instrument during rest, but conventional chair can not adapt to the requirement of student for learning, and Problems existing is:
1. chair-function is more single, is all generally tables and chairs separate type, cannot meets the demand of study;
2. the height of chair and handrail can not regulate or regulate inconvenience, because height is different, most people all carries out in horizontal table top, of a specified duration like this, the sitting posture that students self can be felt straight is uncomfortable, automatically the sitting posture of oneself can be adjusted, because eyes want eyes front, so health can lean forward by nature, for a long time can form the posture of bowing and bending over the desk, bowing for a long time, bend over the desk can be unhealthful, and especially student is in the period of growing up, long-term abnormal sitting posture not only can form myopia, also can affect the growth of bone.
Summary of the invention
The technical problem to be solved in the present invention is: provide that a kind of structure is simple, the collapsible learning chair of dependable performance, and to overcome, current fixing tables and chairs can not fold, the deficiency of function singleness.
The technical scheme that the present invention takes is: a kind of collapsible learning chair, comprises seat, chair foot rest, chair frame and backrest, and described chair frame is arranged on above chair foot rest, and seat is arranged on chair frame;
Described chair foot rest comprises chair foot rest I, chair foot rest II, slide bar, spring and turning gear, chair foot rest I intersects with chair foot rest II to be placed and is connected by turning gear in infall, the upper end of described chair foot rest I and chair foot rest II is fixedly connected with a slide bar respectively, one end string of each slide bar has two spaced slide plates, two slide plates wherein on a slide bar dock with the slide plate mutual dislocation of two on another slide bar, are connected with spring between two slide bars;
Described chair frame comprises chair side plate I, chair side plate II, front fixed bar, rear fixed bar and concave-board, chair side plate I and chair side plate II are arranged on seat both sides, front fixed bar is connected with chair side plate I and chair side plate II respectively with rear fixed bar, and concave-board is arranged on chair side plate I;
Described learning chair comprises active desktop, described active desktop is connected integral by top adjuster with chair, described top adjuster comprises long connecting rod, the first short connecting rod, the second short connecting rod and angle adjuster of desktop, active desktop by angle adjuster of desktop and the first short connecting rod hinged, first short connecting rod by angle adjuster of desktop and the second short connecting rod hinged, second short connecting rod by angle adjuster of desktop and long connecting rod hinged, long connecting rod is arranged on the concave-board of chair frame.
Its further technical scheme is: the collapsible learning chair of described one also comprises apparatus for controlling of lifting and lifting handrail;
Described apparatus for controlling of lifting comprises lifting handle, square groove, big nut and hexagon socket head cap screw, described hexagon socket head cap screw is installed through chair side plate I and slide plate, its inner end is connected with square groove by big nut, its outer end is connected with lifting handle, when lifting handle turns clockwise, slide plate locked thus the relative angle of chair foot rest I with chair foot rest II is fixed, unclamping slide plate when lifting handle is rotated counterclockwise thus the relative angle of change chair foot rest I and chair foot rest II;
Described lifting handrail comprises handrail I, handrail II, lifting knob and lift telescopic bar, described handrail I and handrail II are connected on chair side plate I and chair side plate II respectively by lift telescopic bar, and lift telescopic bar is provided with the lifting knob for regulating flexible height.
Its further technical scheme be: described backrest comprises backup plate, backrest support rods I, backrest support rods II, the described backup plate left and right sides connects backrest support rods I and backrest support rods II respectively, and described backrest support rods I and backrest support rods II are flexibly connected with chair side plate I and chair side plate II respectively by backrest angle adjuster.
Its further technical scheme be: the brake castor being provided with braking action below described chair foot rest I, arranges non-brake castor below chair foot rest II, brake castor and non-brake castor are equipped with the rubber ring of anti-skidding resistance to movement noise.
Its further technical scheme be: the handrail II on the left of described a kind of collapsible learning chair is provided with the turnover folding support bar for supporting firm desktop.
Owing to taking technique scheme, a kind of collapsible learning chair of the present invention has following beneficial effect:
1. a kind of collapsible learning chair of the present invention combines desk and chair, and active desktop adjustable far and near distance and gradient etc., achieves a multi-purpose object of chair;
2. a kind of collapsible learning chair of the present invention regulates chair height from different demand, handrail height etc. according to the different height of people, improves the flexibility and comfortableness that use, allows classmates easily learn;
3. a kind of collapsible learning chair of the present invention is by the folding shrinking of the parts such as active desktop, chair foot rest, backrest, makes the chair after folding take up an area little, saving space;
4. tables and chairs integration, lifting and folding three kinds of functions combine by a kind of collapsible learning chair of the present invention dexterously, use simple frame for movement to be achieved, have very high practical value;
5. a kind of collapsible learning chair of the present invention takes into full account the multiple connected mode of leverage, plate, and the connection required for utilization realizes the conversion of difference in functionality.
Be further described below in conjunction with the technical characteristic of drawings and Examples to a kind of collapsible learning chair of the present invention.
Accompanying drawing explanation
Fig. 1: the stereogram of a kind of collapsible learning chair of the present invention;
Fig. 2: the front view of a kind of collapsible learning chair of the present invention;
Fig. 3: the left view of a kind of collapsible learning chair of the present invention;
Fig. 4: the top view of a kind of collapsible learning chair of the present invention;
Fig. 5: the upward view of a kind of collapsible learning chair of the present invention;
The A-A view of Fig. 6: Fig. 3.
In figure:
1-handrail I, 101-handrail II, 2-backup plate, 3-backrest support rods I, 301-backrest support rods II, 4-backrest angle adjuster, 5-chair side plate I, 501-chair side plate II, 6-chair foot rest I, 601-chair foot rest II, 7-non-brake castor, 8-brake castor, 9-lifting handle, 10-long connecting rod, 11-the first short connecting rod, 111-the second short connecting rod, 12-angle adjuster of desktop, 13-active desktop, 14-pad, 15-bolt, 16-sleeve, 17-primary nut, 18-front fixed bar, 181-rear fixed bar, 19-rubber ring, 20-square groove, 21-big nut, 22-hexagon socket head cap screw, 23-seat, 24-folding support bar, 25-spring, 26-slide plate, 27-concave-board, 28-lifting knob, 29-lift telescopic bar, 30-slide bar.
Detailed description of the invention
Embodiment one:
A kind of collapsible learning chair, comprise seat 23, chair foot rest, chair frame and backrest, described chair frame is arranged on above chair foot rest, and seat is arranged on chair frame;
Described chair foot rest comprises chair foot rest I 6, chair foot rest II 601, slide bar 30, spring 25 and turning gear, chair foot rest I 6 intersects with chair foot rest II 601 to be placed and is connected by turning gear in infall, the upper end of described chair foot rest I 6 and chair foot rest II 601 is fixedly connected with a slide bar 30 respectively, one end string of each slide bar 30 has two spaced slide plates 26, two slide plates 26 wherein on a slide bar 30 dock with two slide plate 26 mutual dislocation on another slide bar 30, are connected with spring 25 between two slide bars 30;
Described chair frame comprises chair side plate I 5, chair side plate II 501, front fixed bar 18, rear fixed bar 181 and concave-board 27, chair side plate I 5 and chair side plate II 501 are arranged on seat 23 both sides, front fixed bar 18 is connected with chair side plate I 5 and chair side plate II 501 respectively with rear fixed bar 181, and concave-board 27 is arranged on chair side plate I 5;
Described learning chair comprises active desktop 13, described active desktop 13 is connected integral by top adjuster with chair, described top adjuster comprises long connecting rod 10, first short connecting rod 11, second short connecting rod 111 and angle adjuster of desktop 12, active desktop 13 by angle adjuster of desktop 12 and the first short connecting rod 11 hinged, first short connecting rod 11 by angle adjuster of desktop 12 and the second short connecting rod 111 hinged, second short connecting rod 111 is hinged by angle adjuster of desktop 12 and long connecting rod 10, long connecting rod 10 is arranged on the concave-board 27 of chair frame.
The collapsible learning chair of described one also comprises apparatus for controlling of lifting and lifting handrail;
Described apparatus for controlling of lifting comprises lifting handle 9, square groove 20, big nut 21 and hexagon socket head cap screw 22, described hexagon socket head cap screw 22 is installed through chair side plate I 5 and slide plate 26, its inner end is connected with square groove 20 by big nut 21, its outer end is connected with lifting handle 9, when lifting handle 9 turns clockwise, slide plate 26 locked thus the relative angle of chair foot rest I 6 with chair foot rest II 601 is fixed, unclamping slide plate 26 when lifting handle 9 is rotated counterclockwise thus the relative angle of change chair foot rest I 6 and chair foot rest II 601;
Described lifting handrail comprises handrail I 1, handrail II 101, lifting knob 28 and lift telescopic bar 29, described handrail I 1 and handrail II 101 are connected on chair side plate I 5 and chair side plate II 501 respectively by lift telescopic bar 29, and lift telescopic bar 29 is provided with the lifting knob 28 for regulating flexible height.
Described backrest comprises backup plate 2, backrest support rods I 3, backrest support rods II 301, described backup plate 2 left and right sides connects backrest support rods I 3 and backrest support rods II 301 respectively, and described backrest support rods I 3 and backrest support rods II 301 are flexibly connected with chair side plate I 5 and chair side plate II 501 respectively by backrest angle adjuster 4.
Be provided with the brake castor 8 of braking action below described chair foot rest I 6, non-brake castor 7 is set below chair foot rest II 601, brake castor 8 and non-brake castor 7 are equipped with the rubber ring 19 of anti-skidding resistance to movement noise.
Handrail II 101 on the left of described a kind of collapsible learning chair is provided with the turnover folding support bar 24 for supporting firm desktop.
Described turning gear comprises pad 14, bolt 15, sleeve 16 and primary nut 17, and described bolt 15 is contained in 16 li, sleeve, successively through chair foot rest I 6, pad 14 and chair foot rest II 601, coordinates with primary nut 17.
During use, user, according to self needs, by counter clockwise direction rotation and lifting handle 9, unclamps slide plate 26, regulates the relative angle between two groups of chair pin to determine the height of chair, then rotates fixing clockwise; Be sitting on learning chair, as required by the lifting knob 28 of adjustable handrail thus the height of adjustable handrail; When needing to use desk, can by active desktop 13 from seat 23 pull-out, by top adjuster adjustment active desktop angle and height, make oneself to keep the most comfortable sitting posture and and desktop the best subtense angle, with eye distance from; When wanting to write with desktop, can raise the handrail in left side, be adjusted to the height corresponding with active desktop, release folding support bar, supporting desktop, makes desktop more firm; When not needing to use, after active desktop and short connecting rod can being folded under putting into seat by concave-board 27, then counter clockwise direction rotation and lifting handle 9, relative angle between two groups of chair pin is transferred to maximum i.e. chair height and is reduced to lowest part, backrest collapsed forward, by the chair after folding, takes up an area little, save space, convenient for collecting.
Claims (5)
1. a collapsible learning chair, comprises seat (23), chair foot rest, chair frame and backrest, and described chair frame is arranged on above chair foot rest, and seat is arranged on chair frame;
It is characterized in that:
Described chair foot rest comprises chair foot rest I (6), chair foot rest II (601), slide bar (30), spring (25) and turning gear, chair foot rest I (6) intersects with chair foot rest II (601) to be placed and is connected by turning gear in infall, the upper end of described chair foot rest I (6) and chair foot rest II (601) is fixedly connected with a slide bar (30) respectively, one end string of each slide bar (30) has two spaced slide plates (26), two slide plates (26) wherein on a slide bar (30) are docked with two slide plate (26) mutual dislocation on another slide bar (30), spring (25) is connected with between two slide bars (30),
Described chair frame comprises chair side plate I (5), chair side plate II (501), front fixed bar (18), rear fixed bar (181) and concave-board (27), chair side plate I (5) and chair side plate II (501) are arranged on seat (23) both sides, front fixed bar (18) is connected with chair side plate I (5) and chair side plate II (501) respectively with rear fixed bar (181), and concave-board (27) is arranged on chair side plate I (5);
Described learning chair comprises active desktop (13), described active desktop (13) is connected integral by top adjuster with chair, described top adjuster comprises long connecting rod (10), first short connecting rod (11), second short connecting rod (111) and angle adjuster of desktop (12), active desktop (13) is hinged by angle adjuster of desktop (12) and the first short connecting rod (11), first short connecting rod (11) is hinged by angle adjuster of desktop (12) and the second short connecting rod (111), second short connecting rod (111) is hinged by angle adjuster of desktop (12) and long connecting rod (10), long connecting rod (10) is arranged on the concave-board (27) of chair frame.
2. the collapsible learning chair of one according to claim 1, is characterized in that: the collapsible learning chair of described one also comprises apparatus for controlling of lifting and lifting handrail;
Described apparatus for controlling of lifting comprises lifting handle (9), square groove (20), big nut (21) and hexagon socket head cap screw (22), described hexagon socket head cap screw (22) is installed through chair side plate I (5) and slide plate (26), its inner end is connected with square groove (20) by big nut (21), its outer end is connected with lifting handle (9), when lifting handle (9) turns clockwise, slide plate (26) is locked thus the relative angle of chair foot rest I (6) with chair foot rest II (601) is fixed, lifting handle (9) unclamps slide plate (26) when being rotated counterclockwise thus changes the relative angle of chair foot rest I (6) and chair foot rest II (601),
Described lifting handrail comprises handrail I (1), handrail II (101), lifting knob (28) and lift telescopic bar (29), described handrail I (1) and handrail II (101) are connected on chair side plate I (5) and chair side plate II (501) respectively by lift telescopic bar (29), and lift telescopic bar (29) is provided with the lifting knob (28) for regulating flexible height.
3. the collapsible learning chair of one according to claim 2, it is characterized in that: described backrest comprises backup plate (2), backrest support rods I (3), backrest support rods II (301), described backup plate (2) left and right sides connects backrest support rods I (3) and backrest support rods II (301) respectively, and described backrest support rods I (3) and backrest support rods II (301) are flexibly connected with chair side plate I (5) and chair side plate II (501) respectively by backrest angle adjuster (4).
4. the collapsible learning chair of one according to claim 3, it is characterized in that: described chair foot rest I (6) below is provided with the brake castor (8) of braking action, chair foot rest II (601) below arranges non-brake castor (7), brake castor (8) and non-brake castor (7) is equipped with the rubber ring (19) of anti-skidding resistance to movement noise.
5. the collapsible learning chair of one according to claim 4, is characterized in that: the handrail II (101) on the left of described a kind of collapsible learning chair is provided with the turnover folding support bar (24) for supporting firm desktop.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510074100.3A CN104687824A (en) | 2015-02-12 | 2015-02-12 | Folding study chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510074100.3A CN104687824A (en) | 2015-02-12 | 2015-02-12 | Folding study chair |
Publications (1)
Publication Number | Publication Date |
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CN104687824A true CN104687824A (en) | 2015-06-10 |
Family
ID=53335702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510074100.3A Pending CN104687824A (en) | 2015-02-12 | 2015-02-12 | Folding study chair |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105539226A (en) * | 2016-01-05 | 2016-05-04 | 湖南中成机械有限公司 | Multifunctional seat and vehicle |
USD803589S1 (en) | 2014-11-20 | 2017-11-28 | The Edge Desk LLC | Desk system |
CN107594983A (en) * | 2017-11-04 | 2018-01-19 | 江苏鑫欧越然家具有限公司 | A kind of novel office meeting sofa |
CN110507114A (en) * | 2019-09-16 | 2019-11-29 | 温州实事传媒有限公司 | The general articles of air inflated bed chair made of a kind of rubber |
CN111642913A (en) * | 2018-11-25 | 2020-09-11 | 赵文祥 | Environment-friendly integrated table and chair for office work and conference |
CN114727898A (en) * | 2019-10-22 | 2022-07-08 | 亚历山大.维克托罗维奇.泽莱宁 | Device for unloading the musculoskeletal system of a person during work or leisure |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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USD803589S1 (en) | 2014-11-20 | 2017-11-28 | The Edge Desk LLC | Desk system |
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CN110507114A (en) * | 2019-09-16 | 2019-11-29 | 温州实事传媒有限公司 | The general articles of air inflated bed chair made of a kind of rubber |
CN114727898A (en) * | 2019-10-22 | 2022-07-08 | 亚历山大.维克托罗维奇.泽莱宁 | Device for unloading the musculoskeletal system of a person during work or leisure |
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