CN204444790U - Foldable desk and foldable chair - Google Patents
Foldable desk and foldable chair Download PDFInfo
- Publication number
- CN204444790U CN204444790U CN201520134710.3U CN201520134710U CN204444790U CN 204444790 U CN204444790 U CN 204444790U CN 201520134710 U CN201520134710 U CN 201520134710U CN 204444790 U CN204444790 U CN 204444790U
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- leg
- chair
- seat
- gemel connection
- hinge
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Abstract
The utility model discloses a kind of Foldable desk, comprise a case and table leg; Table case comprises end face, bottom surface, the left side, the right side and below; The left side is connected and composed by hinge by the upper left side and the lower left side; By gemel connection between the upper left side and end face, pass through gemel connection between the left side and bottom surface down; The right side is connected and composed by hinge by the upper right side and the lower right side; By gemel connection between the upper right side and end face, pass through gemel connection between the right side and bottom surface down; Below by upper below and under pass behind hinge and connect and compose; By gemel connection after upper and between end face, after lower and pass through gemel connection between bottom surface 2.Table leg is rotationally connected by rotary hinge and bottom surface, and table leg is Extensible desk leg.The invention also discloses a kind of foldable chair.Of the present utility model simple to operation, light structure is firm, and cost of manufacture is lower, has good economic benefit, can be widely used in classroom, unit meeting room, the Public Reports Room etc.
Description
Technical field
The utility model relates to a kind of desk and chair, particularly relates to a kind of Foldable desk and foldable chair.
Technical field
At present at all kinds of universities, middle and primary schools widely used desk and chair in the school, have that structure is simple, position is fixed and the feature such as poor mobility, the requirement that classroom teaching carries out interactive education activities can not be met; And desk and chair consistent size, table is high, chair is high can not regulate, and student's Long-Time Service that figure is different, can produce physical discomfort, even can affect body development, deepen the bad habits such as near-sighted and bow-backed, be unfavorable for physical and mental health and the development of adolescent student.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, a kind of Foldable desk is provided, this Foldable desk and foldable chair can realize quick, the light and handy folding and contraction of desk and chair, carry out the adjustment that table leg is high and chair leg is high, the free adjustment that the student meeting different figure uses desk and chair, can take a seat with the attitude of the most comfortable.
For realizing above-mentioned technical purpose, the technical scheme that the utility model is taked is: Foldable desk, comprises a case and table leg; Described table case comprises end face, bottom surface, the left side, the right side and below; It is characterized in that:
The described left side is connected and composed by hinge by the upper left side and the lower left side; By gemel connection between the described upper left side and end face, between the described lower left side and bottom surface, pass through gemel connection; When rotating hinge, the described left side is folding in table case or outside table case;
The described right side is connected and composed by hinge by the upper right side and the lower right side; By gemel connection between the described upper right side and end face, between the described lower right side and bottom surface, pass through gemel connection; When rotating hinge, the described right side 4 is folding in table case or outside table case;
Described below by upper below and under pass behind hinge and connect and compose; Described upper after and between end face by gemel connection, described lower after and pass through gemel connection between bottom surface 2; When rotating hinge, described folding in table case or outside table case below;
Described table leg is rotationally connected by rotary hinge and bottom surface; During folded table leg, described table leg rotates, until described table leg contacts with bottom surface along table case length direction centered by rotary hinge; When table leg launches completely, the angle theta between described table leg and bottom surface is 90 degree-120 and spends.
As the technical scheme that the utility model improves further, by being positioned at a gemel connection for case outer surface between the described upper left side and the lower left side; By being positioned at a gemel connection for case inner surface between the described upper left side and end face, by being positioned at a gemel connection for case inner surface between the described lower left side and bottom surface;
By being positioned at a gemel connection for case outer surface between the described upper right side and the lower right side; By being positioned at a gemel connection for case inner surface between the described upper right side and end face, by being positioned at a gemel connection for case inner surface between the described lower right side and bottom surface;
Described upper after and lower after between by being positioned at a gemel connection for case outer surface; Described upper after and between end face by being positioned at a gemel connection for case inner surface, described lower after and between bottom surface by being positioned at a gemel connection for case inner surface.
As the technical scheme that the utility model improves further, also to comprise after being rotatably connected on or lower after on limited support sheet; When upper below and lower launch completely below time, after rotary spacing support chip can make and lower after maintain complete deployed condition.
As the technical scheme that the utility model improves further, described limited support sheet 7 is rotatably connected on next 51; Rotate limited support sheet and make limited support sheet and lower rear contact, with lower folding below after can stoping.
As the technical scheme that the utility model improves further, described table leg is 4, and described table leg is Extensible desk leg; Described Extensible desk leg is made up of upper table leg and lower table leg, and described upper table leg lower end is provided with opening, and inside is the cavity with open communication; Described upper table leg and lower table leg is suitable and lower table leg can stretch in cavity from opening; Described upper table leg is provided with at least two spacing holes from top to bottom; When lower table leg stretches in upper table leg, blocked the lower end of upper table leg by the bolt suitable with spacing hole, lower table leg can be stoped to continue to stretch in upper table leg, to regulate the length of table leg.
As the technical scheme that the utility model improves further, described rotary hinge comprises hinge seat and hinge bar; Described hinge seat comprises base and is fixedly connected on the connection position-limited rack on base; Described connection position-limited rack and hinge bar are rotationally connected; Described connection position-limited rack 84 is connected and composed successively by left stretcher surface, side arm face and right stretcher surface; Opening is formed between left stretcher surface and right stretcher surface.
For realizing above-mentioned technical purpose, the another kind of technical scheme that the utility model is taked is: foldable chair, comprises the chair back, seat and chair leg; It is characterized in that: by gemel connection between the described chair back and seat, the chair back and seat can be made to rotate by rotary hinge and fit together; Described chair leg is connected with seat by rotating hinge; When chair leg folds, described chair leg rotates to seat direction, until described chair leg contacts with seat; When chair leg launches completely, the angle theta between described chair leg and seat is 90 degree-120 and spends.
As the technical scheme that the utility model improves further, also comprise the spacer be rotationally connected with the chair back or seat; Described spacer is used for when the chair back 10 and seat launch completely, makes the chair back or chair 1 be complete deployed condition.
As the technical scheme that the utility model improves further, described spacer one end is rotatably installed on the chair back, and the other end is provided with locating hole; Described seat is also provided with locating hole; When the chair back and seat are complete deployed condition, rotational positioning sheet makes the locating hole on spacer corresponding with the locating hole on seat, by bolt through the locating hole on spacer and the locating hole on seat, to stop the chair back and seat to fold, the chair back and seat is made to maintain complete deployed condition.
As the technical scheme that the utility model improves further, described chair leg is 4, and described chair leg is extendible chair leg; Described extendible chair leg is made up of upper chair leg and lower chair leg, and described upper chair leg lower end is provided with opening, and inside is the cavity with open communication; Described upper chair leg and lower chair leg is suitable and lower chair leg can stretch in cavity from opening; Described upper chair leg is provided with at least two spacing holes from top to bottom; When lower chair leg stretches in upper chair leg, blocked the lower end of upper chair leg by the bolt suitable with spacing hole, lower chair leg can be stoped to continue to stretch in upper chair leg, to regulate the length of chair leg.
The utility model adopts hinge part between the inner surface of each of table case and outer surface, connect between seat and the chair back, compress by rotating hinge, by 3 the side doubling compressions of table case, whole table case becomes stacking template by the folding box body of a solid; By rotary hinge, the chair back and seat can be rotated and fit together, be folded into two pieces of planks.Table leg and chair leg adopt scalable frame for movement, and collapsing length has different adjustable distances, and adjustment process is simple, convenient operation; Adopt gemel connection between table leg and table case, between chair leg and seat, by rotary hinge, the complete tables and chairs leg of rotation is tightly affixed on the tank floor after compression and the seat back side respectively, thus completes whole folding processes.In like manner, by stretching, rotating and turn down, the desk and chair of tabular can be recovered the normal shape used.
The utility model utilizes simple machine components to achieve three-dimensional tables and chairs, and to be folded into plank stacking, change the fixed position pattern of traditional desk and chair in classroom, be convenient to move, increase considerably active area and the region in classroom, be conducive to teacher and carry out interactive classroom instruction; Table leg and chair leg height adjustable, the student being applicable to different figure uses; Desk and chair folding, rotate and stretched operation simple and convenient, light structure is firm; Foldable desk chair adopts structure simple and easy to get, part and material, and cost of manufacture is lower, has good economic benefit, can be widely used in classroom, unit meeting room, the Public Reports Room etc.
Accompanying drawing explanation
Fig. 1 is the perspective view after launching completely in the utility model embodiment 1.
Fig. 2 is the perspective view after folding completely in the utility model embodiment 1.
Fig. 3 is the perspective view after launching completely in the utility model embodiment 2.
Fig. 4 is the perspective view after folding completely in the utility model embodiment 2.
Fig. 5 is the hinge seat structural representation of rotary hinge in the utility model.
Fig. 6 is the hinge bar structural representation of rotary hinge in the utility model.
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further.
Detailed description of the invention
embodiment 1
See Fig. 1, Fig. 2, Fig. 5 and Fig. 6, this Foldable desk, comprises a case and table leg; Described table case comprises end face 1, bottom surface 2, the left side 3, the right side 4 and 5 below; The described left side 3 is connected and composed by hinge by the upper left side 31 and the lower left side 32; By gemel connection between the described upper left side 31 and end face 1, between the described lower left side 32 and bottom surface 2, pass through gemel connection; When rotating hinge, the described left side 3 is folding in table case or outside table case; The described right side 4 is connected and composed by hinge by the upper right side 41 and the lower right side 42; By gemel connection between the described upper right side 41 and end face 1, between the described lower right side 42 and bottom surface 2, pass through gemel connection; When rotating hinge, the described right side 4 is folding in table case or outside table case; Described below 5 by upper below 51 and 52 to be connected and composed by hinge below down; Pass through gemel connection between 51 and end face 1 below on described, under described, pass through gemel connection between 52 and bottom surface 2 below; When rotating hinge, after described, 5 is folding in table case or outside table case; Described table leg 6 is rotationally connected by rotary hinge 8 and bottom surface 2; During folded table leg 6, described table leg 6 rotates, until described table leg 6 contacts with bottom surface 2 along table case length direction centered by rotary hinge; When table leg 6 launches completely, the angle theta between described table leg 6 and bottom surface 2 is 90 degree-120 and spends.
Preferably, between the described upper left side 31 and the lower left side 32 by being positioned at a gemel connection for case outer surface; By being positioned at a gemel connection for case inner surface between the described upper left side 31 and end face 1, by being positioned at a gemel connection for case inner surface between the described lower left side 32 and bottom surface 2; By being positioned at a gemel connection for case outer surface between the described upper right side 41 and the lower right side 42; By being positioned at a gemel connection for case inner surface between the described upper right side 41 and end face 1, by being positioned at a gemel connection for case inner surface between the described lower right side 42 and bottom surface 2; On described below 51 and under below between 52 by being positioned at a gemel connection for case outer surface; On described below between 51 and end face 1 by being positioned at a gemel connection for case inner surface, under described below between 52 and bottom surface 2 by being positioned at a gemel connection for case inner surface.
Also comprise be rotatably connected on next 51 or under limited support sheet 7 below on 52; When upper below 51 and lower below 52 launch completely time, rotary spacing support chip 7 can make next 51 and 52 maintain complete deployed condition below down.Described limited support sheet 7 is rotatably connected on next 51; Rotating limited support sheet 7 makes limited support sheet 7 52 contact with lower below, with lower folding below after can stoping.Described table leg 6 is 4, and described table leg 6 is Extensible desk leg; Described Extensible desk leg is made up of upper table leg 61 and lower table leg 62, and described upper table leg 61 lower end is provided with opening, and inside is the cavity with open communication; Described upper table leg 61 is suitable and lower table leg 62 can stretch in cavity from opening with lower table leg 62; Described upper table leg 61 is provided with at least two spacing holes from top to bottom; When lower table leg 62 stretches in upper table leg 61, blocked the lower end of upper table leg 61 by the bolt suitable with spacing hole, lower table leg 62 can be stoped to continue to stretch in upper table leg 61, to regulate the length of table leg 6.Described rotary hinge 8 comprises hinge seat 81 and hinge bar 82; The connection position-limited rack 84 that described hinge seat 81 comprises base 83 and is fixedly connected on base 83; Described connection position-limited rack 84 is rotationally connected with hinge bar 82; Described connection position-limited rack 84 is connected and composed successively by left stretcher surface 85, side arm face 86 and right stretcher surface 87; Opening 88 is formed between left stretcher surface 85 and right stretcher surface 86.
embodiment 2
See Fig. 3, Fig. 4, Fig. 5 and Fig. 6, this foldable chair, comprises the chair back 10, seat 11 and chair leg 9; By gemel connection between the described chair back 10 and seat 11, the chair back 10 and seat 11 can be made to rotate by rotary hinge and fit together; Described chair leg 9 is connected with seat 11 by rotating hinge 8; When chair leg 9 folds, described chair leg 9 rotates to seat 11 direction, until described chair leg 9 contacts with seat 11; When chair leg 9 launches completely, the angle theta between described chair leg 9 and seat 11 is 90 degree-120 and spends.Preferably, the spacer 12 be rotationally connected with the chair back 10 or seat 11 is also comprised; Described spacer 12, for when the chair back 10 and seat 11 launch completely, makes the chair back 10 or seat 11 be complete deployed condition.Described spacer 12 one end is rotatably installed on the chair back 10, and the other end is provided with locating hole; Described seat 11 is also provided with locating hole; When the chair back 10 and seat 11 are complete deployed condition, rotational positioning sheet makes the locating hole on spacer 12 corresponding with the locating hole on seat 11, by bolt through the locating hole on spacer 12 and the locating hole on seat 11, to stop the chair back 10 and seat 11 to fold, the chair back 10 and seat 11 is made to maintain complete deployed condition.
Described chair leg 13 is 4, and described chair leg 13 is extendible chair leg; Described extendible chair leg 13 is made up of upper chair leg 14 and lower chair leg 15, and described upper chair leg 14 lower end is provided with opening, and inside is the cavity with open communication; Described upper chair leg 14 is suitable and lower chair leg 15 can stretch in cavity from opening with lower chair leg 15; Described upper chair leg 14 is provided with at least two spacing holes from top to bottom; When lower chair leg 15 stretches in upper chair leg 14, blocked the lower end of upper chair leg 14 by the bolt suitable with spacing hole, lower chair leg 15 can be stoped to continue to stretch in upper chair leg 14, to regulate the length of chair leg 9.In the present embodiment 2, rotary hinge 8 is in the same manner as in Example 1, not at detailed description.
Claims (10)
1. a Foldable desk, comprises a case and table leg; Described table case comprises end face (1), bottom surface 2, the left side (3), the right side (4) and (5) below; It is characterized in that:
The described left side (3) is connected and composed by hinge by the upper left side (31) and the lower left side (32); By gemel connection between the described upper left side (31) and end face (1), between the described lower left side (32) and bottom surface (2), pass through gemel connection; When rotating hinge, the described left side (3) are folding in table case or outside table case;
The described right side (4) is connected and composed by hinge by the upper right side (41) and the lower right side (42); By gemel connection between the described upper right side (41) and end face (1), between the described lower right side (42) and bottom surface 2, pass through gemel connection; When rotating hinge, the described right side 4 is folding in table case or outside table case;
After described (5) by (51) after upper and lower after (52) connected and composed by hinge; Pass through gemel connection between (51) and end face (1) after on described, after under described, between (52) and bottom surface (2), pass through gemel connection; When rotating hinge, after described, (5) are folding in table case or outside table case;
Described table leg (6) is rotationally connected by rotary hinge (8) and bottom surface (2); During folded table leg 6, described table leg (6) rotates, until described table leg (6) contacts with bottom surface (2) along table case length direction centered by rotary hinge; When table leg (6) launches completely, the angle theta between described table leg (6) and bottom surface (2) is 90 degree-120 and spends.
2. Foldable desk according to claim 1, is characterized in that: by being positioned at a gemel connection for case outer surface between the described upper left side (31) and the lower left side (32); By being positioned at a gemel connection for case inner surface between the described upper left side (31) and end face (1), by being positioned at a gemel connection for case inner surface between the described lower left side (32) and bottom surface (2);
By being positioned at a gemel connection for case outer surface between the described upper right side (41) and the lower right side (42); By being positioned at a gemel connection for case inner surface between the described upper right side (41) and end face (1), by being positioned at a gemel connection for case inner surface between the described lower right side (42) and bottom surface (2);
Described upper after (51) and lower after between (52) by being positioned at a gemel connection for case outer surface; Described upper after between (51) and end face (1) by being positioned at a gemel connection for case inner surface, after described time between (52) and bottom surface (2) by being positioned at a gemel connection for case inner surface.
3. Foldable desk according to claim 2, is characterized in that: also comprise be rotatably connected on next 51 or under limited support sheet (7) below on 52; After upper (51) and lower after (52) when launching completely, after rotary spacing support chip (7) can make (51) and lower after (52) maintain complete deployed condition.
4. Foldable desk according to claim 3, is characterized in that: after described limited support sheet (7) is rotatably connected on (51); Rotate limited support sheet (7) make limited support sheet (7) with lower after (52) contact, after can stoping and lower folding below.
5. the Foldable desk according to claim 1 or 2 or 3 or 4, it is characterized in that: described table leg (6) is 4, and described table leg (6) is Extensible desk leg; Described Extensible desk leg is made up of upper table leg (61) and lower table leg (62), and described upper table leg (61) lower end is provided with opening, and inside is the cavity with open communication; Described upper table leg (61) and lower table leg (62) are suitable and lower table leg (62) can stretch in cavity from opening; (61) are provided with at least two spacing holes from top to bottom to described upper table leg; When lower table leg (62) stretches in upper table leg (61), blocked the lower end of upper table leg (61) by the bolt suitable with spacing hole, lower table leg (62) can be stoped to continue to stretch in upper table leg (61), to regulate the length of table leg (6).
6. Foldable desk according to claim 5, is characterized in that: described rotary hinge (8) comprises hinge seat (81) and hinge bar (82); Described hinge seat (81) comprises base (83) and is fixedly connected on the connection position-limited rack (84) on base (83); Described connection position-limited rack (84) and hinge bar (82) are rotationally connected; Described connection position-limited rack (84) is connected and composed successively by left stretcher surface (85), side arm face (86) and right stretcher surface (87); Opening (88) is formed between left stretcher surface (85) and right stretcher surface (86).
7. a foldable chair, comprises the chair back (10), seat (11) and chair leg (9); It is characterized in that: by gemel connection between the described chair back (10) and seat (11), the chair back (10) and seat (11) can be made to rotate by rotary hinge and fit together; Described chair leg (9) is connected with seat (11) by rotating hinge (8); When chair leg (9) folds, described chair leg (9) is rotated to seat (11) direction, until described chair leg (9) contacts with seat (11); When chair leg (9) launches completely, the angle theta between described chair leg (9) and seat (11) is 90 degree-120 and spends.
8. foldable chair according to claim 7, is characterized in that: also comprise the spacer (12) be rotationally connected with the chair back 10 or seat 11; Described spacer (12), for when the chair back (10) and seat (11) launch completely, makes the chair back (10) or seat (11) be complete deployed condition.
9. foldable chair according to claim 8, is characterized in that: described spacer (12) one end is rotatably installed on the chair back (10), and the other end is provided with locating hole; (11) are also provided with locating hole to described seat; When the chair back (10) and seat (11) are for complete deployed condition, rotational positioning sheet makes the locating hole on spacer (12) corresponding with the locating hole on seat (11), by bolt through the locating hole on spacer (12) and the locating hole on seat (11), to stop the chair back (10) and seat (11) to fold, the chair back (10) and seat (11) is made to maintain complete deployed condition.
10. the foldable chair according to claim 7 or 8 or 9, is characterized in that: described chair leg 9 is 4, and described chair leg (9) is extendible chair leg; Described extendible chair leg (9) is made up of upper chair leg (91) and lower chair leg (92), and described upper chair leg (91) lower end is provided with opening, and inside is the cavity with open communication; Suitable and the lower chair leg 92 of described upper chair leg (91) and lower chair leg (92)) can stretch in cavity from opening; (91) are provided with at least two spacing holes from top to bottom to described upper chair leg; When lower chair leg (92) stretches into upper chair leg 91) in time, the lower end of upper chair leg (91) is blocked by the bolt suitable with spacing hole, lower chair leg (92) can be stoped to continue to stretch in upper chair leg (91), to regulate the length of chair leg (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134710.3U CN204444790U (en) | 2015-03-10 | 2015-03-10 | Foldable desk and foldable chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134710.3U CN204444790U (en) | 2015-03-10 | 2015-03-10 | Foldable desk and foldable chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204444790U true CN204444790U (en) | 2015-07-08 |
Family
ID=53651760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520134710.3U Expired - Fee Related CN204444790U (en) | 2015-03-10 | 2015-03-10 | Foldable desk and foldable chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204444790U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107550021A (en) * | 2017-11-01 | 2018-01-09 | 盘锦雨源新创意开发推广有限公司 | A kind of Folding desk |
| CN107647591A (en) * | 2017-11-16 | 2018-02-02 | 贵州大学 | Novel combination type folding table/chair |
| CN107951174A (en) * | 2017-11-10 | 2018-04-24 | 宁波工程学院 | A kind of Multifunctional height adjusting table |
| CN111757624A (en) * | 2020-06-29 | 2020-10-09 | 国网河南省电力公司信息通信公司 | Mobile communication power supply |
-
2015
- 2015-03-10 CN CN201520134710.3U patent/CN204444790U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107550021A (en) * | 2017-11-01 | 2018-01-09 | 盘锦雨源新创意开发推广有限公司 | A kind of Folding desk |
| CN107951174A (en) * | 2017-11-10 | 2018-04-24 | 宁波工程学院 | A kind of Multifunctional height adjusting table |
| CN107647591A (en) * | 2017-11-16 | 2018-02-02 | 贵州大学 | Novel combination type folding table/chair |
| CN111757624A (en) * | 2020-06-29 | 2020-10-09 | 国网河南省电力公司信息通信公司 | Mobile communication power supply |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160310 |