CN104665249B - A kind of conjoined jack-knifing table and chair external member - Google Patents
A kind of conjoined jack-knifing table and chair external member Download PDFInfo
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- CN104665249B CN104665249B CN201510111032.3A CN201510111032A CN104665249B CN 104665249 B CN104665249 B CN 104665249B CN 201510111032 A CN201510111032 A CN 201510111032A CN 104665249 B CN104665249 B CN 104665249B
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Abstract
The present invention relates to a kind of conjoined jack-knifing table and chair external member, including desk and two chairs；Desk includes the table leg and desktop of both sides cross-articulation；Chair includes identical both sides or symmetrical support feet, cushion and back cushion；The support feet includes cross one another front support rod and back support rod, and front support rod extends to form backrest section to cushion top, and is provided with back cushion in two backrests section, and cushion is positioned on front support rod and back support rod；It is characterized in that table leg is formed by two U-shaped bar cross-articulations respectively, the top cross bar of two U-shaped bars is used for positioning and supporting desktop, at least two U-shaped bars of table leg side have downwards extension from cross-articulation point, the extension is respectively hinged at the bottom of the front support rod of two chair homonymies, two chairs constitute double leval jib linkage supporting structure on another U-shaped bar that the back support rod of the side is upwardly extended and is hinged on above cross-articulation point by the part and chair front support rod of the U-shaped bar of homonymy two and the local of back support rod.
Description
Technical field：
The invention belongs to daily necessities field, especially more particularly to a kind of conjoined jack-knifing table and chair external member, desk and chair energy
Linkage is opened and folding operation.
Background technology：
Chinese patent CN2870585Y, discloses a kind of entitled siamesed folding formula tables and chairs device, and the patent is used by two panels desktop
Special-shaped loose-leaf is linked together, and desktop is supported by single table leg, and the table leg oblique fulcrum bar lower end is fixed on table leg by rivet, the stool
Leg oblique fulcrum bar upper end and desktop connection, the stool leg oblique fulcrum bar lower end lands, and sets stool surface on stool leg oblique fulcrum bar.The device connects
Body is folded, disposable fast opening and gathering, and profile unfolds generous after opening, closes up rear table stool and is integrated into together, small volume, weight
Amount is light, loads portable outer bag, very convenient to carry.The desktop is supported by a pair of stool leg oblique fulcrum bars so that need to be across when taking a seat
The oblique fulcrum bar, moreover, stool is only suitable for the need taken a break without supporting backrest.
Therefore, also thering is dealer to design the piece desk and chair with backrest, such as：CN20341243U, a kind of disclosed new type foldable
The umbrella holded up upwards is respectively equipped between umbrella table, including the folding table/chair that two rows are oppositely arranged, two row's folding table/chair corresponding end
Canopy support, umbrella canopy support bottom two ends are connected with the folding table/chair of both sides respectively, are provided between two umbrella canopy supports on umbrella canopy, umbrella canopy
Provided with pin buckle.Umbrella canopy is page two and top is connected by negative and positive interface that pin buckle is two-segment type, and centre can be turned up.Especially above
Umbrella and following tables and chairs be integral, be the combination of a set of umbrella and tables and chairs during opening, just as one is turned up march when having folded
It is compact stocky as bed, it is not only practical and attractive, and it is easy to movement.Although the patent is provided with back, but its chair with
Simply a kind of connection of desk, opens and the relevance of folding operation is poor, also influence using effect.
How comprehensive the deficiencies in the prior art, provide a kind of not only conveniently taken a seat but also with backrest and opening folding continuity
Good tables and chairs external member, the object both studied as the present invention.
The content of the invention：
The main object of the present invention is a kind of front support rod unilateral by chair of invention and back support rod part and desk list
Side two intersects the part of table leg, is combined into double leval jib association supporting mechanism, can realize that tables and chairs synchronously open the disjunctor with folding
Tables and chairs external member；Its secondary objective provides a kind of rigid desktop that flexible fabric is wrapped up by two pieces of core plates.
The technical scheme is that be achieved in that：A kind of conjoined jack-knifing table and chair external member, including the table with folder function
Son and two chairs；The desk includes the table leg and desktop of both sides cross-articulation；It is identical or symmetrical that the chair includes both sides
Support feet, cushion and back cushion；The support feet includes cross one another front support rod and back support rod, and front support rod is to seat
Pad top is extended to form backrest section, and is provided with back cushion in two backrests section, and cushion is positioned at front support rod and back support rod
On；It is characterized in that：Table leg is formed by two U-shaped bar cross-articulations respectively, and the top cross bar of two U-shaped bars is used for positioning and support desk
The two U-shaped bars in face, at least table leg side have downwards extension from cross-articulation point, and the extension is respectively hinged at two chairs
The bottom of the front support rod of homonymy, two chairs are upwardly extended and are hinged on another above cross-articulation point in the back support rod of the side
On a piece U-shaped bar, double leval jib is constituted by the part and chair front support rod of the U-shaped bar of homonymy two and the local of back support rod
Linkage supporting structure.
The desktop is rigid foldable structure, and middle part is hinged by hinge structure, and desktop both ends are positioned respectively
In the top cross bar of the U-shaped bar, desktop can be folded along hinged place and packed up in two U-shaped bar foldings；On the downside of the desktop
Provided with a support rail, the support rail two ends have bending section, and the end of bending section is respectively hinged at a U-shaped bar and intersects hinge
The top of contact, another U-shaped bar is hinged a support bar on the extension below cross-articulation point, and the support bar other end is hinged
On a bending section of the support rail；The support rail contradicts attached in desktop hinge articulated section bottom or hinge articulated section
Near desktop bottom.
The desktop bottom is provided with frenulum, and the frenulum is set on support rail, descending by support rail during folding, is led
Draw desktop down folding.
The desktop is made up of core plate with the flexible fabric with waterproof, and flexible fabric is wrapped on the outside of core plate, and surrounding is led to
Cross and sew or be compounded to form bound edge；There is gap bound edge in two panels core plate adjacent portions, the hinge structure packed up can be folded by being formed；
After the bound edge at the desktop two ends is wound by a steel disc, lock in the top cross bar of the U-shaped bar.
The desktop is overall for rigidity, and one end bottom is movably set in by kink in the top cross bar of a U-shaped bar, separately
One end bottom is provided with Elastic buckle, and desktop is fastened by the Elastic buckle and is positioned in the top cross bar of another U-shaped bar.
The extension end of the U-shaped bar has bending cross bar, and it is another that the end of the bending cross bar is hinged on the chair
On the front support rod of side.
The cushion is arranged on cushion rod, and the cushion rod front portion is movably articulated in back support rod upper end, rear portion moveable hinge
It is connected in the middle part of front support rod；The front support rod and back support rod, which intersect, to be referred to be hinged with a sliding sleeve on front support rod, after
Support bar passes through the sliding sleeve, and back support rod is fixedly arranged above a limited block in crosspoint, and chair is opened in place, and the sliding sleeve is contradicted
On the limited block, formation activity chi structure and stress support.
The cushion rod is made up of two parallel bars, and two rod members are movably articulated in back support rod upper end and front support respectively
Between in the middle part of bar；The both sides front support rod is bent into preceding U-frame by a rod member, and the front rail of the preceding U-frame is in backrest
One end of section；The back support rod is bent into rear U-frame by a rod member, and the rear transverse rod of the rear U-frame lands, and is propped up behind both sides
The first cross bar is also hinged between strut；The rigidity for constituting supported on both sides pin by first cross bar, front rail and rear transverse rod is closed
It is coupled structure；The cushion and back cushion are flexible material, are to be located in the backrest of cushion rod and front support rod section respectively.
The second cross bar is hinged between two sliding sleeve.
The present invention have be skillfully constructed, relevance is good, supporting ＆ stablizing, operation smooth, convenient use the characteristics of.Folding table
The part of side and the part of folding chairs side, form double leval jib related organization, have both played supporting desktop effect, and can realize
The synchronous relevant action opened with folding；Desktop side is hanging, facilitates legs and feet to pass in and out；It is in integrally flat structure after folding, takes
Less locus.
Brief description of the drawings：
With reference to specific legend, the present invention will be further described：
Fig. 1 piece desk and chair external member schematic perspective views
Fig. 2 piece desk and chair external member support schematic diagrams
Fig. 3 piece desk and chair external member side views
Fig. 4 piece desk and chairs external member folds schematic diagram
Fig. 5 desktops and table leg relation partial cutaway schematic
Fig. 6 folding desktop partial cutaway schematics
The piece desk and chair schematic diagram of Fig. 7 entirety desktops
Wherein
1-desk, 2-table leg, 21-U-shaped, 211-top cross bar of bar
212-extension, 213-bending cross bar, 22-cross-articulation, 3-desktop of point
31-hinge structure, 32-core plate, 33-flexible fabric, 331-bound edge
34-steel disc, 35-support rail, 351-bending section, 36-support bar
37-frenulum, 38-kink, 39-Elastic buckle, 5-chair
6-support feet, 61-front support rod, 611-front rail, 62-back support rod
621-rear transverse rod, 63-backrest section 64-sliding sleeve, 65-limited block
66-the first cross bar the 67-the second cross bar 7-cushion, 71-cushion rod
8-back cushion
Embodiment：
Embodiment one：
Referring to figs. 1 to Fig. 6, conjoined jack-knifing table and chair external member, including the desk 1 with folder function and two chairs 5.
Chair 5 includes identical both sides or symmetrical support feet 6, cushion 7 and back cushion 8；Support feet 6 include it is cross one another before
Support bar 61 and back support rod 62, front support rod 61 extend to form backrest section 63 to cushion top, and in two backrests section 63
Back cushion 8 is installed, cushion 7 is positioned on front support rod 61 and back support rod 62, forms front support rod 61 and back support rod 62 can
To close up the structure of folding, this is also most common folding chair structure in the prior art.
The structure of the preferred folding seat of this example is as follows：The cushion 7 is arranged on cushion rod 71, and the cushion rod 71 is anterior living
The dynamic upper end of back support rod 62, rear portion of being hinged on is movably articulated in the middle part of front support rod 61；Front support rod 61 and the phase of back support rod 62
Mutually intersect and refer to be hinged with a sliding sleeve 64 on front support rod 61, back support rod 62 passes through the sliding sleeve 64, back support rod 62 is intersecting
Point is fixedly arranged above a limited block 65, and chair is opened in place, and sliding sleeve 64 is contradicted on the limited block 65, formation activity chi structure
With stress support.And the second cross bar 67 is hinged between two sliding sleeves 64, it can both strengthen in front support rod 61 and back support rod 62
Lateral stressed, the raising chair stability of infall, also can guarantee that the smooth-going of folding operation is carried out.
Further, cushion rod 71 is made up of two parallel bars, and two rod members are movably articulated on back support rod 62 respectively
Between end and the middle part of front support rod 61；The cushion rod 71 being made up of two parallel bars, can merge out cushion 7 descending by gravity
Space, it is to avoid locally support under people's leg, produces bad experience to cushion rod；Both sides front support rod 61 is bent into preceding U by a rod member
Shape frame, the front rail 611 of the preceding U-frame is in one end of backrest section 63, had both improved backrest 63 intensity of section, and also can be folding operation
Or the position that hand is grabbed is provided when carrying；Back support rod 62 is bent into rear U-frame by a rod member, the rear transverse rod 621 of the rear U-frame
Land, and the first cross bar 66 is also hinged between both sides back support rod 62, first cross bar 66 is in the opening of rear U-frame
Place, it is to avoid after the stress of cushion rod 71, both sides back support rod 62 is past to be inside contracted；The support feet 6 of the both sides of chair 5 is by the first cross bar 66, preceding
Cross bar 611 and rear transverse rod 621 constitute rigid relational structure, and there is provided load-carrying members；In addition, the cushion 7 and back cushion 8 are except conventional pre-
Based plate is made, outside foam-rubber cushion, the preferred flexible material of this example, such as oxford and elastic threads band, its both sides are to be located at seat respectively
In the backrest section 63 of lining bar 71 and front support rod 61, both portable foldings or space-saving, especially suitable open air is used.
Desk 1 includes the table leg 2 and desktop 3 of both sides cross-articulation；Table leg 2 respectively by two cross-articulations of U-shaped bar 21 and
Into the top cross bar 211 of two U-shaped bars 21 is used for positioning cuts with scissors with supporting desktop 3, at least two U-shaped bars 21 of table leg side from intersection
Contact 22 has downwards extension 212, and the extension 212 is respectively hinged at the bottom of the front support rod 61 of two homonymies of chair 5,
Two chairs 5 are upwardly extended and are hinged on another U-shaped bar 21 of the top of cross-articulation point 22 in the back support rod 62 of the side, are borrowed
The part and chair front support rod 61 of the U-shaped bar 21 of homonymy two and the local of back support rod 62 is helped to constitute double leval jib linkage support
Structure.Further, the end of extension 212 of the U-shaped bar 21 has bending cross bar 213, the end hinge of the bending cross bar 213
On the front support rod 61 for being connected on the opposite side of chair 5, using the bending cross bar 213, to the shape of front support rod 61 of chair both sides
Into association, the bending U-frame bottom intensity of front support rod 61 was both improved, desk 1 on the contrary also hanging to side plays stable support
Effect, it is to avoid toward hanging LRO Lateral Runout, such as Fig. 2.
The desktop 3 is rigid foldable structure, and middle part is hinged by hinge structure 31, the both ends of desktop 3 difference
It is positioned in the top cross bar 211 of U-shaped bar 21, desktop 3 can be folded along hinged place and packed up in two U-shaped bar foldings；More specifically
Ground says that the desktop 3 is made up of core plate 32 with the flexible fabric with waterproof 33, and flexible fabric 33 is wrapped in the outside of core plate 32,
Surrounding is by sewing or being compounded to form bound edge 331；There is gap bound edge in the adjacent portions of two panels core plate 32, the gap bound edge is to be formed
It can fold the hinge structure 31 packed up；After the bound edge 331 at the two ends of desktop 3 is wound by a steel disc 34, lock in the U-shaped
In the top cross bar 211 of bar, such as Fig. 5 and Fig. 6.
Therefore, the downside of desktop 3 needs to be designed with a support rail 35, and such as Fig. 2 and Fig. 3, the two ends of support rail 35 have folding
Curved segment 351, namely U-shaped structure is bent into by rod member, the end of the bending section 351 is respectively hinged at a U-shaped bar 21 and handed over
The top of pin joint 22 is pitched, another U-shaped bar 21 is hinged a support bar 36 on the extension 212 below cross-articulation point 22,
The other end of support bar 36 is hinged on a bending section 351 of support rail 35；Support rail 35 is contradicted in the hinge articulated section of desktop 3
The bottom of desktop 3 near bottom or hinge articulated section, plays a supportive role to the middle part of folding desktop 3.Such as Fig. 3, further, table
The bottom of face 3 is provided with frenulum 37, and the frenulum 37 is set on support rail 35, descending by support rail 35 during folding, draws table
The down folding of face 3.
Embodiment two：
Desktop 3 is overall for rigidity in reference picture 7, this example, also as full wafer sheet material, and its one end bottom is lived by kink 38
Dynamic to be set in the top cross bar 211 of a U-shaped bar 21, other end bottom is provided with Elastic buckle 39, and desktop 3 is by the elastic card
Button 39 is fastened and is positioned in the top cross bar 211 of another U-shaped bar.In this structure, without extra support, but piece desk and chair open or
It during folding, i.e., must increase an action, namely as shown in phantom in FIG., desktop 3 need to be dug, can just be laid flat for using or realizing
Folding.
In summary, the piece desk and chair that example is provided is preferred scheme, and desktop is hanging structure, merges out the sky of side
Between, for legs and feet turnover and activity space, optimum experience can be obtained；The U-shaped bar 21 of the both sides of table leg 2 is not excluded for, from intersection hinge
Contact 22 is extended downwardly simultaneously, with extension 212, and is hinged on the bottom of front support rod 61 of the homonymy of chair 5, and forms desktop
3 four pin are stable to be supported, and this structure should also belong to the scope of this patent protection.Desk 1 of the present invention and the disjunctor scheme of chair 5, are fitted
The chair intersected for existing any both sides into X, being formed, there is association to open and folding structure piece desk and chair external member, without office
It is limited to the chair scheme of this example.
Claims (7)
1. a kind of conjoined jack-knifing table and chair external member, including the desk (1) with folder function and two chairs (5)；The desk (1)
Table leg (2) and desktop (3) including both sides cross-articulation；The chair (5) include identical both sides or symmetrical support feet (6),
Cushion (7) and back cushion (8)；The support feet (6) includes cross one another front support rod (61) and back support rod (62), front support
Bar (61) extends to form backrest section (63) to cushion (7) top, and is provided with back cushion (8), cushion in two backrests section (63)
(7) it is positioned on front support rod (61) and back support rod (62)；It is characterized in that：Table leg (2) is intersected by two U-shaped bars (21) respectively
It is hinged and forms, the top cross bar (211) of two U-shaped bars (21) is used for positioning two U with supporting desktop (3), at least table leg (2) side
Shape bar (21) has extension (212) downwards from cross-articulation point (22), and the extension (212) is respectively hinged at two chairs
(5) bottom of the front support rod (61) of homonymy, back support rod (62) of two chairs (5) in the side upwardly extends and is hinged on intersection
On another U-shaped bar (21) above pin joint (22), by the part and chair (5) front support of the U-shaped bar (21) of homonymy two
Bar (61) and the local of back support rod (62) constitute double leval jib linkage supporting structure；The desktop (3) is rigid foldable structure, in
Portion is hinged by hinge structure (31), and desktop (3) both ends are respectively positioned at the top cross bar of the U-shaped bar (21)
(211) on, desktop (3) can be folded along hinged place and packed up in two U-shaped bar (21) foldings；One is provided with the downside of the desktop (3)
Support rail (35), support rail (35) two ends have bending section (351), and the end of bending section (351) is respectively hinged at one
The top of root U-shaped bar (21) cross-articulation point (22), extension of another U-shaped bar (21) below cross-articulation point (22)
(212) support bar (36) is hinged on, support bar (36) other end is hinged on a bending section (351) for the support rail (35)
On；The support rail (35) contradicts desktop (3) bottom near desktop (3) hinge articulated section bottom or hinge articulated section.
2. a kind of conjoined jack-knifing table and chair external member according to claim 1, it is characterized in that：Desktop (3) bottom is provided with frenulum
(37), the frenulum (37) is set on support rail (35), descending by support rail (35) during folding, and traction desktop (3) is past
Lower folding.
3. a kind of conjoined jack-knifing table and chair external member according to claim 1 or 2, it is characterized in that：Desktop (3) by core plate (32) and
Flexible fabric (33) composition with waterproof, flexible fabric (33) is wrapped on the outside of core plate (32), and surrounding is by sewing or being combined
Form bound edge (331)；There is gap bound edge in two panels core plate (32) adjacent portions, the hinge structure packed up can be folded by being formed
(31)；After the bound edge (331) at desktop (3) two ends is wound by a steel disc (34), lock at the top of the U-shaped bar (21)
On cross bar (211).
4. a kind of conjoined jack-knifing table and chair external member according to claim 1, it is characterized in that：The extension (212) of U-shaped bar (21)
End has bending cross bar (213), and the end of the bending cross bar (213) is hinged on the front support rod of the chair (5) opposite side
(61) on.
5. a kind of conjoined jack-knifing table and chair external member according to claim 1, it is characterized in that：Cushion (7) is arranged on cushion rod
(71) on, cushion rod (71) front portion is movably articulated in back support rod (62) upper end, rear portion and is movably articulated in front support rod (61)
Middle part；The front support rod (61) and back support rod (62), which intersect, to be referred to be hinged with a sliding sleeve on front support rod (61)
(64), back support rod (62) passes through the sliding sleeve (64), and back support rod (62) is fixedly arranged above a limited block (65), chair in crosspoint
Sub (5) are opened in place, and the sliding sleeve (64) is contradicted on the limited block (65), formation activity chi structure and stress support.
6. a kind of conjoined jack-knifing table and chair external member according to claim 1 or 5, it is characterized in that：Cushion rod (71) is flat by two
Row rod member is constituted, between two rod members are movably articulated in the middle part of back support rod (62) upper end and front support rod (61) respectively；Described two
Side front support rod (61) is bent into preceding U-frame by a rod member, and the front rail (611) of the preceding U-frame is in backrest section (63)
One end；The back support rod (62) is bent into rear U-frame by a rod member, and the rear transverse rod (621) of the rear U-frame lands, two
The first cross bar (66) is also hinged between side back support rod (62)；By first cross bar (66), front rail (611) and rear transverse rod
(621) the rigid relational structure of supported on both sides pin (6) is constituted；The cushion (7) and back cushion (8) are flexible material, are to set respectively
In the backrest section (63) of cushion rod (71) and front support rod (61).
7. a kind of conjoined jack-knifing table and chair external member according to claim 5, it is characterized in that：Is hinged between two sliding sleeves (64)
Two cross bars (67).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111032.3A CN104665249B (en) | 2015-03-13 | 2015-03-13 | A kind of conjoined jack-knifing table and chair external member |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510111032.3A CN104665249B (en) | 2015-03-13 | 2015-03-13 | A kind of conjoined jack-knifing table and chair external member |
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| CN104665249B true CN104665249B (en) | 2017-11-07 |
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| CN201510111032.3A Active CN104665249B (en) | 2015-03-13 | 2015-03-13 | A kind of conjoined jack-knifing table and chair external member |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105725535B (en) * | 2016-02-04 | 2018-02-23 | 卢文博 | A kind of Portable movable classroom |
| CN113545617A (en) * | 2021-08-23 | 2021-10-26 | 江西电力职业技术学院 | Folding multifunctional table and chair |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101669723A (en) * | 2009-09-21 | 2010-03-17 | 蒋一翔 | Foldable hollow blow molding lovers table |
| CN202341243U (en) * | 2011-11-22 | 2012-07-25 | 姚凯 | Novel folding umbrella table |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061010U (en) * | 1989-09-01 | 1990-08-29 | 任洪来 | Adjustable angle combination desks and chairs |
| US5018785A (en) * | 1989-11-28 | 1991-05-28 | Monson Robert J | Folding table |
| CN1263746A (en) * | 1999-02-15 | 2000-08-23 | 蔡振龙 | Foldable table and chair |
| CN103829570B (en) * | 2014-03-27 | 2016-04-06 | 余德清 | Folding table |
| CN204467342U (en) * | 2015-03-13 | 2015-07-15 | 福建正盛日用品有限公司 | A kind of conjoined jack-knifing table and chair external member |
-
2015
- 2015-03-13 CN CN201510111032.3A patent/CN104665249B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101669723A (en) * | 2009-09-21 | 2010-03-17 | 蒋一翔 | Foldable hollow blow molding lovers table |
| CN202341243U (en) * | 2011-11-22 | 2012-07-25 | 姚凯 | Novel folding umbrella table |
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| CN104665249A (en) | 2015-06-03 |
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