CN203801993U - Multi-functional desk and chair set - Google Patents
Multi-functional desk and chair set Download PDFInfo
- Publication number
- CN203801993U CN203801993U CN201420233618.8U CN201420233618U CN203801993U CN 203801993 U CN203801993 U CN 203801993U CN 201420233618 U CN201420233618 U CN 201420233618U CN 203801993 U CN203801993 U CN 203801993U
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- China
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- connecting rod
- rectangular frame
- type lifting
- chute
- base
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Abstract
The utility model relates to the field of lifting adjusting devices, particularly to a multi-functional desk and chair set. The multi-functional desk and chair set mainly comprises a base, a four-leg frame, a seating plate, a desktop plate and a foldable backrest. The base is of a rectangular frame structure. An air pressure lifting device is arranged in the middle of the rectangular frame. The seating plate is arranged at the top of the air pressure lifting device and movably connected with the foldable backrest through angle regulators. The four-leg frame is arranged on the rectangular frame of the base. Self-locking ratchet bars and scissor (also named scissor type connecting rod mechanism) type lifting devices are respectively arranged on two sides of the four-leg frame. Each adjusting handle is arranged on the front side of the bottom of each scissor type lifting device. A connecting rod is connected with the upper portions of the scissor type lifting devices. The desktop plate is rotatably connected with the outer end of the connecting rod. The multi-functional desk and chair set occupying little space is skillful in design, convenient to operate, capable of meeting students' requirements of integrally writing, reading and resting, high in comfort degree, mainly applied to daily work and study of students and high in market promotion value.
Description
Technical field
The utility model relates to elevation and subsidence regulating device field, especially a kind of multifunctional desk and chair.
Background technology
At present, the desk that high schools of China teaching in classroom is generally used and chair, size shape is unified, can not regulate at any time, substantially do not conform to student self height, many students keep the reading of writing of incorrect posture for a long time, cause eyesight worse and worse, the deformity of spinal column is also more and more serious, add learning pressure increasing, the space that classroom is limited, single academic environment, Students ' Learning sense of fatigue is day by day obvious, student has a rest and can not get good guarantee, these are all restriction Students ' Learning efficiency, able-bodied one large factor, therefore for providing a kind of more reasonable comfortable multifunctional learning, numerous students in middle and primary schools use instrument, by the main flow that is era development.
Summary of the invention
It is dull unified that the purpose of this utility model will solve existing middle and primary schools desk and chairs exactly, and function is less, the problem such as can not regulate at any time, for student provide a kind of take up room little, design ingenious, use easy to operate, the much higher functional desk capable chair of comfort level.
Concrete scheme of the present utility model is: a kind of multifunctional desk and chair, and it mainly includes base, four foot supports, seat, desktop, foldable back, described base is rectangular frame structure, in the middle of rectangular frame, be provided with a crossbeam, a pressure liftable device is vertically installed on described crossbeam, and described pressure liftable device top is provided with seat, on seat, by angle demodulator, is connected with foldable back, four foot supports are housed on the rectangular frame of described base, described four left and right sides, foot support top are provided with armrest, the left and right sides at the middle part of four foot supports and rear side are respectively provided with a connecting rod, between two lateral connector bars and a corresponding side handrail, be respectively provided with two vertical slide bars, on two slide bars of the same side, be set with upper and lower two horizontally disposed longitudinal rails, wherein the guide rail in below is fixed on the connecting rod of a corresponding side, be called fixed guide, can slide along slide bar in guide rail two ends, top, be called movable guiding rail, described fixed guide and movable guiding rail are all that side has chute, in down either side fixed guide outside, a self-locking ratchet bar is respectively housed, described the same side a crossing type lifting apparatus is respectively housed between two guide rails up and down, on the connecting rod of described each front side, crossing type lifting apparatus bottom, a regulating handle is respectively housed, the end link interlock that is fixed together before described regulating handle and corresponding crossing type lifting apparatus, each regulating handle centre position is hinged with a corresponding side fixed guide front end, the front side of described crossing type lifting apparatus is slidably connected with the front side slide bar of a corresponding side, crossing type lifting apparatus bottom rear connecting rod lower end coordinates on the chute that is arranged on fixed guide with corresponding self-locking ratchet bar rear end together by bearing pin, each front side, crossing type lifting apparatus top small end is hinged with corresponding movable guiding rail front end, top rear side small end is connected with movable guiding rail chute by bearing pin, on each movable guiding rail, be installed with a supporting base, and each supporting base rear and front end is respectively provided with a Horizontal limiting baffle plate, on supporting base, be also provided with horizontal concrete chute, in each chute, be fitted with a slide block, on each slide block, by bearing pin, be connected with a connecting rod separately, every connecting rod outer end is rotatably connected to a desktop, and every desktop is provided with a Horizontal limiting plate with corresponding connecting rod junction.
The slide block of chute described in the utility model, supporting base, fixed guide, movable guiding rail, self-locking reaping hook, crossing type lifting apparatus is installed in the outside of four foot supports.
On the rectangular frame of base described in the utility model, guide rail is installed, 1-2 drawer is installed on guide rail.
A pair of pulley is equipped with in the rectangular frame of base described in the utility model one end, and the crossbeam number in the middle of rectangular frame can be 1-3 root.
The side of chute described in the utility model has segment length's strip gab, and the connecting pin in described slide block connects with corresponding connecting rod through strip opening from the side.
Base rectangular frame described in the utility model can be semi-enclosed.
The amalgamation of desktop described in the utility model width together equals the distance between four foot support two armrests.
A kind of multifunctional desk and chair that the utility model provides mainly includes base, four foot supports, seat, desktop, foldable back, pressure liftable device is wherein installed on base, with this, realize seat and foldable back one lifting, angle demodulator is installed between foldable back and seat and can realizes backrest stepless upset in 90 degree, crossing type lifting apparatus, self-locking ratchet bar, chute slide block etc. can be realized the lifting of desktop, slide block is connected the angular adjustment that can realize desktop with the pin between connecting rod, by the realization of above function, the utility model can write, read, between the different modes such as rest, freely switch, this multifunctional desk and chair takes up room little, design ingenious, use easy to operate, be well positioned to meet student writing, read and perch oneself on the requirement of one, comfort level is high, be mainly used in student's routine work study, there is good market popularization value.
Accompanying drawing explanation
Fig. 1 is the main apparent direction general assembly of the utility model structural representation;
Fig. 2 is the left apparent direction general assembly of the utility model structural representation;
Fig. 3 is that the utility model is overlooked direction general assembly structural representation;
Fig. 4 is the utility model pattern diagram of writing;
Fig. 5 is the utility model reading model schematic diagram;
Fig. 6 is the utility model rest mode schematic diagram;
Fig. 7 is angle demodulator structural representation in the utility model;
Fig. 8 is that in the utility model, chute slide block assembles main apparent direction schematic diagram;
Fig. 9 is D-D direction cutaway view in Fig. 8;
Figure 10 is A-A direction cutaway view in Fig. 8;
Figure 11 is that in the utility model, base is overlooked direction schematic diagram.
In figure: 1-base, 2-four foot supports, 3-drawer, 4-regulating handle, 5-pressure liftable device, 6-seat, 7-crossing type lifting apparatus, 8-desktop, 9-foldable back, 10-pulley, 11-fixed guide, 12-angle demodulator, 13-supporting base, 14-chute, 15-slide block, 16-Horizontal limiting baffle plate, 17-armrest, 18-connecting rod, 19-Horizontal limiting plate, 20-movable guiding rail, 21-front side slide bar, 22-rear side slide bar, 23-self-locking ratchet bar, 24-lateral connector bar, 25-rectangular frame, 26-crossbeam, 27-angle demodulator connecting rod, 28-Tape spring, 29-cylindrical spring, 30-shell II, 31-angle demodulator handle, 32-shell I, 33-bearing pin.
The specific embodiment
Referring to Fig. 1-11, a kind of multifunctional desk and chair, it mainly includes base 1, four foot support 2, seat 6, desktop 8, foldable back 9, described base 1 is rectangular frame structure 25, in the middle of rectangular frame 25, be provided with a crossbeam 26, a pressure liftable device 5 is vertically installed on described crossbeam, and described pressure liftable device top is provided with seat 6, on seat, by angle demodulator 27, is connected with foldable back 9, four foot supports 2 are housed on the rectangular frame 25 of described base 1, described four left and right sides, foot support top are provided with armrest 17, the left and right sides at the middle part of four foot supports and rear side are respectively provided with a connecting rod, between two lateral connector bars 24 and a corresponding side handrail, be respectively provided with two vertical slide bars 21, 22, on two slide bars of the same side, be set with upper and lower two horizontally disposed longitudinal rails, wherein the guide rail in below is fixed on the connecting rod of a corresponding side, be called fixed guide 11, can slide along slide bar in guide rail two ends, top, be called movable guiding rail 20, described fixed guide 11 and movable guiding rail 20 are all that side has chute, in down either side fixed guide outside, a self-locking ratchet bar 23 is respectively housed, described the same side a crossing type lifting apparatus 7 is respectively housed between two guide rails up and down, on the connecting rod of described each front side, crossing type lifting apparatus bottom, a regulating handle 4 is respectively housed, the end link interlock that is fixed together before described regulating handle and corresponding crossing type lifting apparatus, each regulating handle 4 centre position is hinged with corresponding side fixed guide 11 front ends, the front side of described crossing type lifting apparatus is slidably connected with the front side slide bar 21 of a corresponding side, crossing type lifting apparatus bottom rear connecting rod lower end coordinates on the chute that is arranged on fixed guide with corresponding self-locking ratchet bar 23 rear ends together by bearing pin, each front side, crossing type lifting apparatus top small end is hinged with corresponding movable guiding rail 20 front ends, top rear side small end is connected with movable guiding rail chute by bearing pin, on each movable guiding rail, be installed with a supporting base 13, and each supporting base rear and front end is respectively provided with a Horizontal limiting baffle plate 16, on supporting base, be also provided with horizontal concrete chute 14, in each chute, be fitted with a slide block 15, on each slide block, by bearing pin 33, be connected with a connecting rod 18 separately, every connecting rod outer end is rotatably connected to a desktop 8, and every desktop is provided with a Horizontal limiting plate 19 with corresponding connecting rod junction.
14 slide blocks 15 of chute described in the utility model, supporting base 13, fixed guide 11, movable guiding rail 20, self-locking ratchet bar 23, crossing type lifting apparatus 7 is installed in the outside of four foot supports 2.
On the rectangular frame of base described in the utility model 25, guide rail is installed, 1-2 drawer 3 is installed on guide rail.
A pair of pulley 10 is equipped with in the rectangular frame of base described in the utility model 25 one end, and crossbeam 26 numbers in the middle of rectangular frame can be 1-3 root.
14 sides of chute described in the utility model have segment length's strip gab, and the connecting pin in described slide block 15 connects with corresponding connecting rod 18 through strip opening from the side.
Base rectangular frame 25 described in the utility model can be semi-enclosed.
8 amalgamations of desktop described in the utility model width together equals the distance between four foot support two armrests 18.
Using method:
Referring to Fig. 4-6, writing under word pattern, user adjusts regulating handle 4, promote crossing type lifting apparatus 7 and rise, and then the desktop 8 that promotes to be hidden in four pin bracing frame armrest 17 sides rises to certain altitude, be rotationally connected again 180 °, bar to Horizontal limiting baffle plate 16 places, and then rotating counterclockwise desktop to Horizontal limiting plate 19 places, desktop is in level, more suitably adjusts foldable back 9 angles by angle demodulator 12, be and write word pattern, referring to Fig. 4.
From writing word pattern, enter reading model, user suitably up lifts regulating handle 4, promoting crossing type lifting apparatus 7 declines, be with movable slider 15 to decline simultaneously, desktop 8 turns to appropriate location around slide block bearing pin together with connecting rod 18, and desktop is shelved on armrest 17, adjusts foldable back 9 by angle demodulator 12 simultaneously, enter reading model, referring to Fig. 5.
From writing word pattern, enter rest mode, user adjusts on regulating handle 4 and lifts, promoting crossing type lifting apparatus 7 declines, drive horizontal table top plate 8 to drop to together appropriate location, at this moment by angle demodulator 12, adjust the suitable angle of foldable back 9, open foldable back simultaneously, extend, enter rest mode, referring to Fig. 6.
Through proper handling, can enter rest mode from reading model equally, three is freely switched.
Angle demodulator 12 described in above embodiment is as Fig. 7, mainly by angle demodulator connecting rod 27, and Tape spring 28, cylindrical spring 29, shell II 30, angle demodulator handle 31, shell I 32 forms.
Claims (7)
1. a multifunctional desk and chair, it mainly includes base, four foot supports, seat, desktop, foldable back, it is characterized in that: described base is rectangular frame structure, in the middle of rectangular frame, be provided with a crossbeam, a pressure liftable device is vertically installed on described crossbeam, described pressure liftable device top is provided with seat, on seat, by angle demodulator, is connected with foldable back, four foot supports are housed on the rectangular frame of described base, described four left and right sides, foot support top are provided with armrest, the left and right sides at the middle part of four foot supports and rear side are respectively provided with a connecting rod, between two lateral connector bars and a corresponding side handrail, be respectively provided with two vertical slide bars, on two slide bars of the same side, be set with upper and lower two horizontally disposed longitudinal rails, wherein the guide rail in below is fixed on the connecting rod of a corresponding side, be called fixed guide, can slide along slide bar in guide rail two ends, top, be called movable guiding rail, described fixed guide and movable guiding rail are all that side has chute, in down either side fixed guide outside, a self-locking ratchet bar is respectively housed, described the same side a crossing type lifting apparatus is respectively housed between two guide rails up and down, on the connecting rod of described each front side, crossing type lifting apparatus bottom, a regulating handle is respectively housed, the end link interlock that is fixed together before described regulating handle and corresponding crossing type lifting apparatus, each regulating handle centre position is hinged with a corresponding side fixed guide front end, the front side of described crossing type lifting apparatus is slidably connected with the front side slide bar of a corresponding side, crossing type lifting apparatus bottom rear connecting rod lower end coordinates on the chute that is arranged on fixed guide with corresponding self-locking ratchet bar rear end together by bearing pin, each front side, crossing type lifting apparatus top small end is hinged with corresponding movable guiding rail front end, top rear side small end is connected with movable guiding rail chute by bearing pin, on each movable guiding rail, be installed with a supporting base, and each supporting base rear and front end is respectively provided with a Horizontal limiting baffle plate, on supporting base, be also provided with horizontal concrete chute, in each chute, be fitted with a slide block, on each slide block, by bearing pin, be connected with a connecting rod separately, every connecting rod outer end is rotatably connected to a desktop, and every desktop is provided with a Horizontal limiting plate with corresponding connecting rod junction.
2. a kind of multifunctional desk and chair according to claim 1, is characterized in that: described chute slide block, and supporting base, fixed guide, movable guiding rail, self-locking ratchet bar, crossing type lifting apparatus is installed in the outside of four foot supports.
3. a kind of multifunctional desk and chair according to claim 1, is characterized in that: on described base rectangular frame, guide rail is installed, 1-2 drawer is installed on guide rail.
4. a kind of multifunctional desk and chair according to claim 1, is characterized in that: a pair of pulley is equipped with in described base rectangular frame one end, and the crossbeam number in the middle of rectangular frame can be 1-3 root.
5. a kind of multifunctional desk and chair according to claim 1, is characterized in that: described chute side
Mask has segment length's strip gab, and the connecting pin in described slide block connects with corresponding connecting rod through strip opening from the side.
6. a kind of multifunctional desk and chair according to claim 1, is characterized in that: described base rectangular frame can be semi-enclosed.
7. a kind of multifunctional desk and chair according to claim 1, is characterized in that: described desktop amalgamation width together equals the distance between four foot support two armrests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233618.8U CN203801993U (en) | 2014-05-08 | 2014-05-08 | Multi-functional desk and chair set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233618.8U CN203801993U (en) | 2014-05-08 | 2014-05-08 | Multi-functional desk and chair set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203801993U true CN203801993U (en) | 2014-09-03 |
Family
ID=51440814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420233618.8U Expired - Fee Related CN203801993U (en) | 2014-05-08 | 2014-05-08 | Multi-functional desk and chair set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203801993U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104026870A (en) * | 2014-05-08 | 2014-09-10 | 湖北理工学院 | Multifunctional desk and chair |
| CN105054593A (en) * | 2015-07-29 | 2015-11-18 | 邱东 | Stool for senior high school students |
| CN105815936A (en) * | 2016-05-11 | 2016-08-03 | 常州市诚天电子有限公司 | Matching movable desk of office desk |
| CN106690930A (en) * | 2017-02-28 | 2017-05-24 | 榆林学院 | Multifunctional folding table and seat |
| CN108703494A (en) * | 2018-06-19 | 2018-10-26 | 华北理工大学 | A kind of library's integral-type table stool |
| CN108814095A (en) * | 2018-06-30 | 2018-11-16 | 广东知识城运营服务有限公司 | One kind three becomes chair |
| CN109567462A (en) * | 2018-12-17 | 2019-04-05 | 李家菊 | A kind of method of adjusting sitting posture and the soft or hard comfort level in seat |
| CN110040050A (en) * | 2019-02-25 | 2019-07-23 | 广州广汽优利得汽车内饰系统研发有限公司 | A kind of adjustable small table plate applied on automotive seat |
| CN110650655A (en) * | 2017-05-15 | 2020-01-03 | 保罗海蒂诗有限及两合公司 | Lifting mechanism, furniture or household appliance and drawer |
-
2014
- 2014-05-08 CN CN201420233618.8U patent/CN203801993U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104026870A (en) * | 2014-05-08 | 2014-09-10 | 湖北理工学院 | Multifunctional desk and chair |
| CN104026870B (en) * | 2014-05-08 | 2016-03-30 | 湖北理工学院 | A kind of multifunctional desk and chair |
| CN105054593A (en) * | 2015-07-29 | 2015-11-18 | 邱东 | Stool for senior high school students |
| CN105815936A (en) * | 2016-05-11 | 2016-08-03 | 常州市诚天电子有限公司 | Matching movable desk of office desk |
| CN106690930A (en) * | 2017-02-28 | 2017-05-24 | 榆林学院 | Multifunctional folding table and seat |
| CN110650655A (en) * | 2017-05-15 | 2020-01-03 | 保罗海蒂诗有限及两合公司 | Lifting mechanism, furniture or household appliance and drawer |
| CN108703494A (en) * | 2018-06-19 | 2018-10-26 | 华北理工大学 | A kind of library's integral-type table stool |
| CN108703494B (en) * | 2018-06-19 | 2020-10-27 | 华北理工大学 | Library uses multi-functional integral type table bench |
| CN108814095A (en) * | 2018-06-30 | 2018-11-16 | 广东知识城运营服务有限公司 | One kind three becomes chair |
| CN109567462A (en) * | 2018-12-17 | 2019-04-05 | 李家菊 | A kind of method of adjusting sitting posture and the soft or hard comfort level in seat |
| CN109567462B (en) * | 2018-12-17 | 2021-10-22 | 深圳市美华居实业有限公司 | Method for adjusting sitting posture and soft and hard comfort of seat |
| CN110040050A (en) * | 2019-02-25 | 2019-07-23 | 广州广汽优利得汽车内饰系统研发有限公司 | A kind of adjustable small table plate applied on automotive seat |
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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: 20140903 Termination date: 20150508 |
|
| EXPY | Termination of patent right or utility model |