CN103202604B - Portable music teaching desk chair - Google Patents
Portable music teaching desk chair Download PDFInfo
- Publication number
- CN103202604B CN103202604B CN201310119207.6A CN201310119207A CN103202604B CN 103202604 B CN103202604 B CN 103202604B CN 201310119207 A CN201310119207 A CN 201310119207A CN 103202604 B CN103202604 B CN 103202604B
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- seat
- leg
- groove
- front leg
- root
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- Expired - Fee Related
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- 210000001364 upper extremity Anatomy 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 10
- 239000003351 stiffener Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a kind of portable music teaching desk chair, comprise the chair back, chair back bottom is provided with two seat back leg, and a chute is offered in the inner side of every root seat back leg; In every bar chute, each installation slide block, installs seat between two slide blocks, and two seat front leg tops are installed in the anterior bottom surface of seat, and a seat front leg bottom is respectively installed by hinge in the lower end on every root seat front leg top; A pin groove is offered in each seat front leg top, a locating hole is offered in each seat front leg bottom, locating hole communicates with pin groove, the sidewall on seat front leg top vertically offers groove, groove communicates with pin groove, install backstay in pin groove, backstay is provided with handle, and handle is positioned at groove; Every root seat back leg offers fixing hole, each slide block installs steady pin, steady pin coordinates with fixing hole and seat and seat back leg is locked; Install gripper shoe between two seat back leg, gripper shoe is positioned at below seat.
Description
Technical field
The present invention relates to a kind of teaching aid, is exactly a kind of portable music teaching desk chair.
Background technology
In music teaching process, especially in musicology teaching process, often need student to perform in classroom, absorb more effectively, securely to impel student and grasp learned all kinds of technical ability.Now, be the time on saving class, need at short notice the desk in classroom and seat to be removed.But existing desk and seat are two independently products, so carrying a set of desk and chair at least needs two people jointly to complete, and carrying is wasted time and energy, extremely inconvenient simultaneously.
Summary of the invention
The object of this invention is to provide a kind of portable music teaching desk chair, its seat can be deformed into luggage truck, and can be assemblied in one with desk, thus, can realize singlely carrying a set of desk and chair object simultaneously, prior art Problems existing can be solved.
The present invention for achieving the above object, is achieved through the following technical solutions: portable music teaching desk chair, comprises the chair back, and chair back bottom is provided with two seat back leg, and a chute is offered in the inner side of every root seat back leg; In every bar chute, each installation slide block, installs seat between two slide blocks, and two seat front leg tops are installed in the anterior bottom surface of seat, and a seat front leg bottom is respectively installed by hinge in the lower end on every root seat front leg top; A pin groove is offered in every root seat front leg top, a locating hole is offered in every root seat front leg bottom, locating hole communicates with pin groove, the sidewall on seat front leg top vertically offers groove, groove communicates with pin groove, install backstay in pin groove, backstay is provided with handle, and handle is positioned at groove; Every root seat back leg offers fixing hole, each slide block installs steady pin, steady pin coordinates with fixing hole and seat and seat back leg is locked; Install gripper shoe between two seat back leg, gripper shoe is positioned at below seat; A sliding sleeve is installed in the periphery of every root seat back leg, each installation road wheel on each sliding sleeve, installing connecting rods between two sliding sleeves, and sliding sleeve is connected and fixed by pin and seat back leg; Seat bottom symmetrical installs two limiting plates, and one end of two limiting plates is hinged with seat respectively; Each limiting plate is respectively provided with bar-shaped trough; Install back shaft bottom seat, back shaft is positioned in the middle of two limiting plates, movable mounting limit bar on back shaft, and gag lever post is positioned at below limiting plate, and gag lever post energy relative support axle rotates; The length of gag lever post be greater than two limiting plates close after spacing, the width of gag lever post be less than two limiting plates close after spacing; Seat installs desk, and desk comprises desktop, table bucket and table leg and connects and composes; Table bucket coordinates with seat, respectively establishes a fairlead for two of table bucket, and each installation one block of plate in each fairlead, plate is provided with limiting stand, and plate coordinates with bar-shaped trough grafting.
In order to realize object of the present invention further, can also by the following technical solutions: described every root seat back leg is provided with a stiffener; Bottom seat, connecting plate installed by corresponding stiffener, and connecting plate is connected by pin with stiffener.Described desktop installs turning frame, and the link slot of a bar shaped is respectively offered in the both sides of turning frame, and inside desktop, corresponding link slot arranges two sliding sleeves, sliding sleeve and link slot energy relative sliding; Install in turning frame and renovate, renovate by rotating shaft and turning frame hinged; The bottom of turning frame is provided with air spring seat, and air spring seat installs air spring, and one end and the air spring seat of air spring are hinged; The other end of air spring with renovate hinged.Described table leg is by holder and expansion link is hinged forms; Holder is connected with table bucket, the upper end thereof of holder and expansion link.On the sidewall on described seat front leg top, level offers locating slot, locating slot and groove UNICOM.
Good effect of the present invention is: desk and chair can be assembled into one by it, and the seat being deformed into luggage truck can be utilized to load desk movement flexibly, thus, time and the labour of carrying desk and chair can be reduced.In addition, its desk is provided with turning frame and renovates.Renovate and be furnished with air spring, when student by table bucket during taking and placing small article, need can raise and renovate, renovate can stay open state under the support of air spring, and need not external force support, thus, student can be made to vacate both hands, and then make by picking and placeing the convenient victory of article in desk.Turning 90 degree of its turning frame, and table bucket inner position can be inserted in upset rear section, thus, can facilitate student struggled against by table in pick and place large piece article.The present invention also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of desk of the present invention; Fig. 2 is the top view of Fig. 1; Fig. 3 is the A-A line sectional structure schematic diagram along Fig. 1; Fig. 4 is the structural representation of seat of the present invention; Fig. 5 is the right view of Fig. 4; Fig. 6 is the structural representation of desk and chair of the present invention, and desk shown in figure and seat are assembled into one.
Reference numeral: 6 chair back 17 stiffener 18 connecting plate 19 steady pin 20 fixing hole 21 slide block 22 chute 23 limiting plate 24 connecting rod 25 fairlead 26 plate 27 pin 28 locating slot 29 air spring seat 30 limiting stand 31 seat front leg bottom 32, air spring 7 turning frame 8 link slot 9 rotating shaft 10 even hinge block 11 road wheel 12 sliding sleeve 13 gripper shoe 14 seat 15 seat front leg top 16 pin groove 33 locating hole 34 groove 35 handle 36 backstay 37 seat back leg 38 bar-shaped trough 39 back shaft 40 gag lever posts renovated by 1 desktop 2 bucket 3 expansion link 4 holders 5.
Detailed description of the invention
As shown in Figure 4, portable music teaching desk chair of the present invention, comprises the chair back 16.The chair back 16 bottom is provided with two seat back leg 37, and a chute 22 is offered in the inner side of every root seat back leg 37.As shown in Figure 5, each installation slide block 21 in every bar chute 22.Between two slide blocks 21, seat 14 is installed.Two seat front leg tops 15 are installed in the anterior bottom surface of seat 14.A seat front leg bottom 31 is respectively installed by hinge in the lower end on every root seat front leg top 15.Seat front leg bottom 31 can upwards overturn on seat front leg top 15 relatively.Offer a pin groove 32 in every root seat front leg top 15, in every root seat front leg bottom 31, offer a locating hole 33.Locating hole 33 communicates with pin groove 32.As shown in Figure 4, the sidewall on seat front leg top 15 vertically offers groove 34, groove 34 communicates with pin groove 32.Install backstay 36 in pin groove 32, backstay 36 is provided with handle 35, and handle 35 is positioned at groove 34.Every root seat back leg 37 offers fixing hole 20.Each slide block 21 installs steady pin 19, and steady pin 19 coordinates with fixing hole 20 and seat 14 and seat back leg 37 is locked.Install gripper shoe 13 between two seat back leg 37, gripper shoe 13 is positioned at below seat 14.As shown in Figure 5, a sliding sleeve 12 is installed in the periphery of every root seat back leg 37.Installing connecting rods 24 between each installation road wheel 11, two sliding sleeve 12 on each sliding sleeve 12.Sliding sleeve 12 is connected and fixed by pin 27 and seat back leg 37, and seat back leg 37 offers the through hole corresponding to pin 27.One end that seat 14 bottom symmetrical installs two limiting plates, 23, two limiting plates 23 is hinged with seat 14 respectively.Each limiting plate 23 is respectively provided with bar-shaped trough 38.As shown in Figure 5, bottom seat 14, back shaft 39 is installed.Back shaft 39 is positioned in the middle of two limiting plates 23.Movable mounting limit bar 40 on back shaft 39, gag lever post 40 is positioned at below limiting plate 23, and gag lever post 40 can rotate by relative support axle 39.As shown in Figure 5, two limiting plates 23 be in closed after state, the length of gag lever post 40 be greater than two limiting plates 23 closed after spacing, the width of gag lever post 40 be less than two limiting plates 23 closed after spacing.When gag lever post 40 be positioned at as shown in Figure 5 position time, two limiting plates 23 can lock by the two ends of gag lever post 40, prevent two limiting plates 23 from falling under gravity; When gag lever post 40 is by after position 90-degree rotation as shown in Figure 5, gag lever post 40 is between two limiting plates 23, and two limiting plates 23 can outside turning unfolding.As shown in Figure 6, seat 14 installs desk, desk comprises desktop 1, table bucket 2 and table leg and connects and composes.Table bucket 2 coordinates with seat 14, respectively establishes a fairlead 25 for two of table bucket 2, and each installation one block of plate 26 in each fairlead 25, plate 26 is provided with limiting stand 30, and it is spacing that limiting stand 30 can be plate 26.Plate 26 coordinates with bar-shaped trough 38 grafting, in case when seat drives desk to move, the relative seat of desk swings.
Seat is as shown in Figure 4 and Figure 5 normality.When a whole set of desk and chair need be moved, adjustment seat: first backstay 36 is pulled upwardly, backstay 36 is separated with seat front leg bottom 31; Seat front leg bottom 31 is upwards turned down on seat front leg top 15 relatively; Extracted by fixing hole 20 by steady pin 19, by seat 14 to being displaced downwardly in gripper shoe 13, gripper shoe 13 provides support power for seat 14 again; Then extracted by pin 27, moved down by road wheel 11, make road wheel 11 end in the lower end of seat back leg 37, seat becomes luggage truck; Finally, desk is turned over turn 90 degrees and be put on seat 14, and as shown in Figure 6, limiting plate 23 is launched by bottom seat 14, plate 26 is inserted bar-shaped trough 38 inner position of limiting plate 23.Now, a people just can easily pull seat and desk to move simultaneously.
For strengthening the intensity of seat, as shown in Figure 4, described every root seat back leg 37 is provided with a stiffener 17.Bottom seat 14, connecting plate 18 installed by corresponding stiffener 17, and under normal conditions, connecting plate 18 is connected by pin with stiffener 17 seat.
As shown in Figure 2, described desktop 1 installs turning frame 7, the link slot 8 of a bar shaped is respectively offered in the both sides of turning frame 7.Inside desktop 1, corresponding link slot 8 arranges two sliding sleeves 12, and sliding sleeve 12 can relative sliding with link slot 8.Install in turning frame 7 and renovate 5, renovate 5 hinged by rotating shaft 9 and turning frame 7.The bottom of turning frame 7 is provided with air spring seat 29, air spring seat 29 is installed air spring 6, and one end and the air spring seat 29 of air spring 6 are hinged; The other end of air spring 6 by even hinge block 10 with to renovate 5 hinged.When by when picking and placeing small article in table bucket 2, can open renovating 5 relative turning frames 7.Renovate 5 and open the rear support by air spring 6, student need not apply the angle that external force fixedly renovates 5.When picking and placeing large piece article when being struggled against by table in 2, can by turning frame 7 with renovate 5 overall relative desktops 1 and turn over to turn 90 degrees and hold up, and turning frame 7 is inserted downwards in table bucket 2, sliding sleeve 12 relative sliding in link slot 8 in this process, the bottom of turning frame 7 is inserted after in table bucket 2, turning frame 7 under the effect of external force, need not can keep upright state by table bucket 2 relatively.
As shown in Figure 4, on the sidewall on described seat front leg top 15, level offers locating slot 28, locating slot 28 and groove 34 UNICOM.After backstay 36 is upwards extracted, handle 35 can be dialled in locking in locating slot 28, prevent backstay 36 from naturally falling under gravity.
Described table leg can by holder 4 and expansion link 3 be hinged forms; Holder 4 is connected with table bucket 2, the upper end thereof of holder 4 and expansion link 3.When desk be positioned over seat prepares to move time, can by expansion link 3 relatively holder 4 turn to bottom table bucket 2, to reduce the volume of desk.Expansion link 3 also shortens itself, to reduce the volume of desk further.
The part of the not detailed description of the present invention is known technology.
Claims (4)
1. portable music teaching desk chair, is characterized in that: comprise the chair back (16), and the chair back (16) bottom is provided with two seat back leg (37), and a chute (22) is offered in the inner side of every root seat back leg (37); Each installation slide block (21) in every bar chute (22), between two slide blocks (21), seat (14) is installed, two seat front leg tops (15) are installed in the anterior bottom surface of seat (14), and a seat front leg bottom (31) is respectively installed by hinge in the lower end of every root seat front leg top (15); A pin groove (32) is offered in every root seat front leg top (15), a locating hole (33) is offered in every root seat front leg bottom (31), locating hole (33) communicates with pin groove (32), the sidewall on seat front leg top (15) is vertically offered groove (34), groove (34) communicates with pin groove (32), install backstay (36) in pin groove (32), backstay (36) is provided with handle (35), and handle (35) is positioned at groove (34); Every root seat back leg (37) offers fixing hole (20), each slide block (21) is installed steady pin (19), steady pin (19) coordinates with fixing hole (20) and seat (14) and seat back leg (37) is locked; Install gripper shoe (13) between two seat back leg (37), gripper shoe (13) is positioned at seat (14) below; A sliding sleeve (12) is installed in the periphery of every root seat back leg (37), the upper each installation road wheel (11) of each sliding sleeve (12), installing connecting rods (24) between two sliding sleeves (12), sliding sleeve (12) is connected and fixed by pin (27) and seat back leg (37); Seat (14) bottom symmetrical installs two limiting plates (23), and one end of two limiting plates (23) is hinged with seat (14) respectively; Each limiting plate (23) is respectively provided with bar-shaped trough (38); Back shaft (39) is installed in seat (14) bottom, back shaft (39) is positioned in the middle of two limiting plates (23), the upper movable mounting limit bar (40) of back shaft (39), gag lever post (40) is positioned at limiting plate (23) below, and gag lever post (40) can rotate by relative support axle (39); The length of gag lever post (40) be greater than two limiting plates (23) closed after spacing, the width of gag lever post (40) be less than two limiting plates (23) closed after spacing; (14) install desk to seat, and desk comprises desktop (1), table bucket (2) and table leg and connects and composes; Table bucket (2) coordinates with seat (14), respectively establish a fairlead (25) for two of table bucket (2), each installation one piece of plate (26) in each fairlead (25), plate (26) is provided with limiting stand (30), and plate (26) coordinates with bar-shaped trough (38) grafting.
2. portable music teaching desk chair according to claim 1, is characterized in that: described every root seat back leg (37) is provided with a stiffener (17); Seat (14) the corresponding stiffener in bottom (17) installs connecting plate (18), and connecting plate (18) is connected by pin with stiffener (17).
3. portable music teaching desk chair according to claim 1, it is characterized in that: described desktop (1) is installed turning frame (7), the link slot (8) of a bar shaped is respectively offered in the both sides of turning frame (7), desktop (1) the corresponding link slot in inner side (8) arranges two sliding sleeves (12), sliding sleeve (12) and link slot (8) energy relative sliding; Install in turning frame (7) and renovate (5), renovate (5) hinged by rotating shaft (9) and turning frame (7); The bottom of turning frame (7) is provided with air spring seat (29), air spring seat (29) is installed air spring (6), and one end and the air spring seat (29) of air spring (6) are hinged; The other end of air spring (6) is with to renovate (5) hinged; Described table leg is by holder (4) and expansion link (3) is hinged forms; Holder (4) is connected with table bucket (2), the upper end thereof of holder (4) and expansion link (3).
4. portable music teaching desk chair according to claim 1, is characterized in that: on the sidewall of described seat front leg top (15), level offers locating slot (28), locating slot (28) and groove (34) UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119207.6A CN103202604B (en) | 2013-04-08 | 2013-04-08 | Portable music teaching desk chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119207.6A CN103202604B (en) | 2013-04-08 | 2013-04-08 | Portable music teaching desk chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103202604A CN103202604A (en) | 2013-07-17 |
| CN103202604B true CN103202604B (en) | 2015-08-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310119207.6A Expired - Fee Related CN103202604B (en) | 2013-04-08 | 2013-04-08 | Portable music teaching desk chair |
Country Status (1)
| Country | Link |
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| CN (1) | CN103202604B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109090838A (en) * | 2018-10-08 | 2018-12-28 | 叶菁 | A kind of movable one-piece type tables and chairs |
| CN109764786A (en) * | 2019-01-30 | 2019-05-17 | 重庆菲斯塔新能源汽车科技有限公司 | A kind of supporting and positioning device of oil-filling port cover detecting tool |
| CN110215052B (en) * | 2019-03-15 | 2021-09-21 | 木里木外家具启东有限公司 | Intelligent desktop with hidden picture peg |
| CN110123052B (en) * | 2019-05-07 | 2021-12-28 | 太原科技大学 | Telescopic folding bed-chair dual-purpose device |
| CN112568615B (en) * | 2020-12-15 | 2023-06-23 | 南京市淑先科技有限公司 | Portable desk for students |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065019U (en) * | 1990-04-27 | 1990-11-07 | 魏晶亚 | Health-giving foldable tables or chiars for children |
| US5876093A (en) * | 1996-06-25 | 1999-03-02 | Williams; Willis Ray | Collapsible desk and chair apparatus |
| CN201153692Y (en) * | 2008-04-25 | 2008-11-26 | 武文昌 | Portable integral desk and chair |
| CN102824053A (en) * | 2012-08-23 | 2012-12-19 | 迟英娟 | Piano stool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4139886B2 (en) * | 2002-08-30 | 2008-08-27 | 独立行政法人国立高等専門学校機構 | Chair desk with body holding device |
-
2013
- 2013-04-08 CN CN201310119207.6A patent/CN103202604B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2065019U (en) * | 1990-04-27 | 1990-11-07 | 魏晶亚 | Health-giving foldable tables or chiars for children |
| US5876093A (en) * | 1996-06-25 | 1999-03-02 | Williams; Willis Ray | Collapsible desk and chair apparatus |
| CN201153692Y (en) * | 2008-04-25 | 2008-11-26 | 武文昌 | Portable integral desk and chair |
| CN102824053A (en) * | 2012-08-23 | 2012-12-19 | 迟英娟 | Piano stool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103202604A (en) | 2013-07-17 |
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Owner name: QILU NORMAL UNIVERSITY Free format text: FORMER OWNER: CHI YINGJUAN Effective date: 20150715 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chi Yingjuan Inventor after: Dou Manli Inventor after: Wan Meihong Inventor after: Chang Ailing Inventor after: Liu Yanfang Inventor after: Mao Yingxin Inventor before: Chi Yingjuan |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHI YINGJUAN TO: CHI YINGJUAN DOU MANLI WAN MEIHONG CHANG AILING LIU YANFANG MAO YINGXIN |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150715 Address after: 250013 No. 36 Lishan Road, Shandong, Ji'nan Applicant after: QILU NORMAL UNIVERSITY Address before: 250013 Qilu Normal University, Lixia mountain road, Lixia District, Shandong, Ji'nan 36 Applicant before: Chi Yingjuan |
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