CN207784616U - A kind of conjoined jack-knifing table - Google Patents

Abstract

A kind of conjoined jack-knifing table, including desk unit and chair unit, each hinged chair unit in both sides of the desk unit, the desk unit includes desktop, linkage tube, fixed seat, hinged seat, support tube, foot tube, positioning seat, table connecting leg and table frame pipe, and two table frame pipes form a frame for being laid with desktop by the way that table connecting leg is affixed；Each fixed fixed seat in both ends of table frame pipe；Each hinged two linkage tubes of every table frame pipe, the lower end of linkage tube is hinged with corresponding foot tube by hinged seat, and four-bar mechanism is formed between support tube, foot tube, linkage tube, table frame pipe；Chair unit includes seat supports, seat board, seat connecting leg, sliding sleeve and base frame tube, is formed between base frame tube, seat supports, foot tube and support tube and can be changed four-bar mechanism；Seat board is laid on seat frame pipe surface.The utility model has the beneficial effects that：It is simple in structure, easy to operate and the characteristics of occasions use such as be suitable as interior, garden, camp.

Description

A kind of conjoined jack-knifing table

Technical field

The utility model is related to a kind of conjoined jack-knifing tables.

Background technology

A kind of common integrated desk and chair of the prior art, as Chinese patent database disclosed name on 03 05th, 2014 Referred to as《A kind of double person connected folding table/chair》Utility model patent, Patent No. 201320527031.3, a kind of double person connected Folding table/chair, it includes desktop screen cloth, disjunctor frame and reinforcement supporting rack, disjunctor frame comprising two pass through connector pair The tables and chairs disjunctor frame connect, each tables and chairs disjunctor frame include table frame and chair frame, and the table frame is including half table frame and supports the half table frame Holder, the holder is articulated on half table frame by positioning sleeve and can be using hinge joint as axle center rotary folding, which includes Support frame and reinforcing bar, and the reinforcing bar both ends are connected to by positioning seat in support frame, the chair frame passes through adapter pivot It is connected in reinforcing bar, and double formula conjoined jack-knifing table structure of chair can be formed using reinforcing bar as shaft rotary folding.Above-mentioned folding table The shortcomings that chair is that table frame is made of two and half table frames, and this structure setting keeps the stability of desktop support bad, and centre connects Socket part position is easy recessed, influences the use function of product.For disadvantages mentioned above, it is necessary to make improvement.

Invention content

In order to overcome the problems, such as that existing piece desk and chair support is unstable, be easily deformed, the utility model provides a kind of desktop It is integrally-built tables and chairs come the inadequate conjoined jack-knifing table of support strength caused by solving the problems, such as two halves table combination structure.

A kind of conjoined jack-knifing table described in the utility model, it is characterised in that：It is described including desk unit and chair unit Each hinged chair unit in both sides of desk unit,

The desk unit includes desktop, linkage tube, fixed seat, hinged seat, support tube, foot tube, positioning seat, table connecting leg With two table frame pipes parallel to each other, two table frame pipes form a frame for being laid with desktop by the way that table connecting leg is affixed； Each fixed fixed seat in both ends of the table frame pipe；Each hinged two linkage tubes of every table frame pipe, the lower end of linkage tube passes through Hinged seat is hinged with corresponding foot tube, and foot tube, which is equipped with, to pass through phase with the one-to-one positioning seat of fixed seat, each fixed seat The support tube answered is hinged with corresponding positioning seat, and four-bar mechanism is formed between support tube, foot tube, linkage tube, table frame pipe；

The chair unit includes seat supports, seat board, seat connecting leg, sliding sleeve and two base frame tubes parallel to each other, every branch Stay tube all one sliding sleeve of corresponding socket, the sliding sleeve are slidably connected with the support tube；Each sliding sleeve corresponds to a hinged seat frame Pipe, and by parallel affixed by seat connecting leg between the base frame tube of desk unit homonymy, the base frame tube passes through corresponding The lower hinge of seat supports and foot tube forms between the base frame tube, seat supports, foot tube and support tube and can be changed four-bar mechanism； The seat board is laid on seat frame pipe surface.

The foot tube be U-tube, wherein the upper end of U-tube respectively be arranged desk unit homonymy linkage tube hinge It connects.

The both ends of the seat supports are respectively matched there are one end cap, two end caps in same root seat supports respectively with foot tube, seat Frame pipe outer end is hinged, and when seat supports and respective foot pipe clamp angle maximum, and the seat board is in horizontally disposed.

The hinged seat carries self-locking structure.

In use, desktop is fixed on the table frame pipe of integral structure, by between support tube, foot tube, linkage tube, table frame pipe Four groups of four-bar mechanisms are formed to realize the expansion and folding of desk unit 2, the hinged seat between foot tube and linkage tube, in desktop Realize that self-locking, desk are in expansion use state under plate stress or dead weight state；Base frame tube is hinged with sliding sleeve, in use, sliding It is sleeved under dead weight or stress and is slid downwards along support tube, until positioning seat limits the sliding of sliding sleeve, by base frame tube, seat branch Variable four-bar mechanism is formed between support, foot tube and support tube and reaches self-locking, and chair unit is made to be in the use state after expansion.

Fold or when folding chair unit, lift base frame tube, sliding sleeve is made to be slid upwards along support tube, make by base frame tube, It is formed between seat supports, foot tube and support tube and can be changed four-bar mechanism generation reverse movement, until chair unit folding is got up.

When continuing folding, by the hinged seat between foot tube and linkage tube, pushes, make by support tube, foot tube, linkage to center It forms four groups of four-bar mechanisms between pipe, table frame pipe to realize unlock and generate reverse movement, you can the foot tube folding of side exists Below table frame pipe.

When continuing folding, below the foot tube folding of the other side to table frame pipe, make the foot tube and table frame Guan Ping of the left and right sides Row state, at this point, conjoined jack-knifing table be folded into it is flat, volume reduce, facilitate storage and carrying.

The utility model has the beneficial effects that：Desktop is fixed on the table frame pipe being generally rigidly arranged, and makes desktop Obtain stablizing support, at the same by be arranged four groups by formed between support tube, foot tube, linkage tube, table frame pipe four-bar mechanism come Realize the folding and expansion of desk unit, and variable by what is formed between base frame tube, seat supports, foot tube and support tube by being arranged Four-bar mechanism realizes the folding and expansion of chair unit, has simple in structure, easy to operate and is suitable as indoor, front yard The characteristics of institute, the occasions such as camp use.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram of the utility model；

Fig. 2 is the stereoscopic schematic diagram of the utility model use state；

Fig. 3 is the stereoscopic schematic diagram of use state after the utility model chair folding；

Fig. 4 is the stereoscopic schematic diagram of this practicality folding process；

Fig. 5 is the stereoscopic schematic diagram after the utility model folding.

Specific implementation mode

The utility model is further illustrated below in conjunction with the accompanying drawings

With reference to attached drawing：

A kind of conjoined jack-knifing table described in the utility model of embodiment 1, including desk unit 1 and chair unit 2, the table Each hinged chair unit 2 in both sides of subelement 1,

The desk unit 1 include desktop 11, linkage tube 13, fixed seat 14, hinged seat 15, support tube 16, foot tube 17, Positioning seat 18, table connecting leg 12 and two table frame pipes 19 parallel to each other, two table frame pipes 19 are connected by two tables parallel to each other Pipe 12 is affixed, forms a frame for being laid with desktop；Each fixed fixed seat 14 in both ends of the table frame pipe 19；Often Each hinged two linkage tubes 13 of root table frame pipe 19, the lower end of linkage tube 13 is hinged with corresponding foot tube 17 by hinged seat 15, foot Pipe 17 be equipped with can with 14 one-to-one positioning seat 18 of fixed seat, each fixed seat 14 by corresponding support tube 16 with it is corresponding Positioning seat 18 it is hinged, form four-bar mechanism between support tube 16, foot tube 17, linkage tube 13, table frame pipe 19；

The chair unit 2 includes seat supports 21, seat board 22, seat connecting leg 24, sliding sleeve 26 and two seat frames parallel to each other Pipe 25, every support tube 16 all one sliding sleeve 26 of corresponding socket, the sliding sleeve 26 are slidably connected with the support tube 16；It is each sliding Set 26 corresponds to a hinged base frame tube 25, and parallel solid by seat connecting leg 24 between the base frame tube 25 of 1 homonymy of desk unit It connects, the base frame tube 25 passes through the lower hinge of corresponding seat supports 21 and foot tube 17, the base frame tube 25, seat supports 21, foot It is formed between pipe 17 and support tube 16 and can be changed four-bar mechanism；The seat board 22 is laid on 24 surface of base frame tube.

The foot tube 17 be U-tube, wherein the upper end of U-tube respectively with the linkage tube in 1 homonymy of desk unit is set 13 is hinged.

The both ends of the seat supports 21 are respectively matched there are one end cap 23, two end caps 23 in same root seat supports 21 respectively with Foot tube 17,25 outer end of base frame tube are hinged, and when seat supports 21 and 17 angle maximum of corresponding foot tube, and the seat board 22 is in horizontal cloth It sets.

The hinged seat 15 carries self-locking structure.

In use, desktop 11 is fixed on the table frame pipe 19 of integral structure, by support tube 16, foot tube 17, linkage tube 13, Four groups of four-bar mechanisms are formed between table frame pipe 19 to realize the expansion and folding of desk unit 2, foot tube 17 and linkage tube 13 it Between hinged seat 15, realize self-locking under 11 stress of desktop or dead weight state, desk is in expansion use state；Base frame tube 19 It is hinged with sliding sleeve 26, in use, sliding sleeve 23 slides downwards under dead weight or stress along support tube 16, until positioning seat 18 The sliding for limiting sliding sleeve 23, by forming variable four-bar mechanism between base frame tube 19, seat supports 21, foot tube 17 and support tube 16 Reach self-locking, chair unit 2 is made to be in the use state after expansion.

Fold or when folding chair unit 2, lift base frame tube 19, sliding sleeve 23 is made to be slid upwards along support tube 16, make by It is formed between base frame tube 19, seat supports 21, foot tube 17 and support tube 16 and can be changed four-bar mechanism generation reverse movement, until by chair 2 folding of subelement is got up.

When continuing folding, the hinged seat 15 between foot tube 17 and linkage tube 13 is pushed to center, make by support tube 16, It forms four groups of four-bar mechanisms between foot tube 17, linkage tube 13, table frame pipe 19 to realize unlock and generate reverse movement, you can by one 17 folding of foot tube of side is below table frame pipe 19.

When continuing folding, by 17 folding of foot tube of the other side to 19 lower section of table frame pipe, make the foot tube 17 and table of the left and right sides 19 parastate of frame pipe, at this point, conjoined jack-knifing table be folded into it is flat, volume reduce, facilitate storage and carrying.

Content described in this specification embodiment is only enumerating for the way of realization conceived to utility model, this practicality is new The protection domain of type is not construed as being only limitted to the concrete form that embodiment is stated, the scope of protection of the utility model is also wrapped Include those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.

Claims (4)

1. a kind of conjoined jack-knifing table, it is characterised in that：Including desk unit and chair unit, the both sides of the desk unit are respectively cut with scissors A chair unit is connect,

The desk unit includes desktop, linkage tube, fixed seat, hinged seat, support tube, foot tube, positioning seat, table connecting leg and two Root table frame pipe parallel to each other, two table frame pipes form a frame for being laid with desktop by the way that table connecting leg is affixed；It is described Each fixed fixed seat in both ends of table frame pipe；Each hinged two linkage tubes of every table frame pipe, the lower end of linkage tube, which passes through, to be hinged Seat is hinged with corresponding foot tube, and foot tube, which is equipped with, to be passed through corresponding with the one-to-one positioning seat of fixed seat, each fixed seat Support tube is hinged with corresponding positioning seat, and four-bar mechanism is formed between support tube, foot tube, linkage tube, table frame pipe；

The chair unit includes seat supports, seat board, seat connecting leg, sliding sleeve and two base frame tubes parallel to each other, every support tube All one sliding sleeve of corresponding socket, the sliding sleeve are slidably connected with the support tube；Each sliding sleeve corresponds to a hinged base frame tube, and By parallel affixed by seat connecting leg between the base frame tube of desk unit homonymy, the base frame tube passes through corresponding seat supports With the lower hinge of foot tube, is formed between the base frame tube, seat supports, foot tube and support tube and can be changed four-bar mechanism；The seat Plate is laid on seat frame pipe surface.

2. a kind of conjoined jack-knifing table as described in claim 1, it is characterised in that：The foot tube is U-tube, wherein U-tube Upper end respectively with that linkage tube in desk unit homonymy is arranged is hinged.

3. a kind of conjoined jack-knifing table as described in claim 1, it is characterised in that：It is held there are one respectively matching at the both ends of the seat supports It covers, two end caps in same root seat supports are hinged with foot tube, base frame tube outer end respectively, and seat supports and respective foot pipe clamp angle When maximum, the seat board is in horizontally disposed.

4. a kind of conjoined jack-knifing table as described in claim 1, it is characterised in that：The hinged seat carries self-locking structure.