CN204797227U

CN204797227U - Director's chair

Info

Publication number: CN204797227U
Application number: CN201520172196.2U
Authority: CN
Inventors: 杨宝庆; 程新欢
Original assignee: ZHEJIANG TOPSUN CREATIVE DESIGN Co Ltd
Current assignee: ZHEJIANG TOPSUN CREATIVE DESIGN Co Ltd
Priority date: 2015-03-25
Filing date: 2015-03-25
Publication date: 2015-11-25
Anticipated expiration: 2025-03-25
Also published as: WO2016150254A1

Abstract

The utility model provides a director's chair, each side all has intercrossing's crossbar, and the bottom of crossbar is articulated with the callus on the sole, the crossbar side still has the telescopic link in the front, a pole sliding sleeve is located still to have by the crossbar in the back, all articulated connections can be rotated around the articulated shaft between each member, the last telescopic joint of telescopic link is connected preceding crossbar, second top -cross fork arm and is sat the pole, can drive crossbar, the seat pole up -and -down motion connected with it, the seat pole can slide along a first sliding tray in the seat pole sliding sleeve or a slide hole for the seat pole is folded up. Because the callus on the sole is connected each crossbar, is realized through seat pole sliding sleeve that the seat pole is rotatory, adopts the telescopic link to drive the upwards folding of each crossbar, can realize director's chair folding two face directions, realize bundle folding up.

Description

A kind of director's chair

Technical field

The utility model relates to seating art field, particularly a kind of director's chair.

Background technology

Director's chair is a kind of utility seat, is called director's chair because it uses in photodrama group of being everlasting by people, and it is primarily of chair framework and seat surface composition.Owing to can realize folding, be convenient for carrying, director's chair moves out of doors and often uses in outside work.

The many employings of existing director's chair two U-shaped frameworks, are set to X-type cross structure in face, back and forth or left and right, and two U-shaped frameworks can rotate around the pin joint of infall, realize face folding.Although achieve face folding, because face folding still takies larger spatial area, volume in practical application; And face folding structure easily scatters in handling process, not very conveniently to carry.

Utility model content

Take up room area, volume comparatively greatly for solving existing director's seat folding mode, and the problem that in handling process, face folding structure easily scatters, the utility model provides a kind of new director's chair.

The utility model provides a kind of director's chair, comprises foot pad, front crossbar, rear crossbar, top-cross fork arm and seat bar; The lower end of the lower end of described front crossbar, the lower end of described rear crossbar and described top-cross fork arm is hinged with described foot pad respectively; Described top-cross fork arm is divided into the first top-cross fork arm and the second top-cross fork arm;

Also comprise expansion link, seat bar sliding sleeve;

Described expansion link has telescopic joint that at least two joints can extend in the axial direction, adjacent two joint telescopic joints can relative sliding;

The lower telescopic joint of described expansion link and the bottom of described first top-cross fork arm or to be positioned at the bottom of the foot pad of front crossbar side or front crossbar hinged;

The joint above of described telescopic joint is hinged with the front end of the upper end of described second top-cross fork arm, the upper end of described front crossbar and described seat bar respectively;

Described seat bar sliding sleeve respectively with the upper end of described first top-cross fork arm and the upper end thereof of described rear crossbar;

Described seat bar is socketed in the first sliding tray of described seat bar sliding sleeve or the first sliding eye, can slides along described first sliding tray or the first sliding eye;

The rear end of described seat bar has a bar limiting section; Described seat bar limiting section limits described seat bar and departs from described first sliding tray or described first sliding eye.

Because foot pad is connected each crossbar, realized the rotation of seat bar by seat bar sliding sleeve, expansion link is adopted to drive upwards folding of each crossbar; Director's chair folding in direction, two faces can be realized, achieve bundle folding.

Preferably, also seat surface is comprised; Described seat bar is socketed in described first sliding tray; Described seat bar has buckling groove; Described seat surface is fixed in described buckling groove; Opening on corresponding described first sliding tray of described buckling groove.

Owing to seat surface having buckling groove clamping seat surface, in the first sliding tray of seat bar covered joint seat bar sliding sleeve again, seat surface can slide into along the opening on the first sliding tray on rear side of a bar sliding sleeve, facilitates the folding of seat surface.

Preferably, described expansion link has two joint telescopic joints.

Preferably, back support bar, backrest sliding sleeve and backrest surface is also comprised;

The lower end of described back support bar and the lower end of described second top-cross fork arm or the described foot pad of described rear crossbar side or the lower end of described rear crossbar hinged;

Upper end or the described seat pipe sliding sleeve of described backrest sliding sleeve and described first top-cross fork arm are hinged; Described backrest sliding sleeve is socketed in outside described back support bar, can slides along described back support bar;

Described backrest surface is arranged on the upper end of described back support bar.

Back support bar and backrest sliding sleeve are set, utilize backrest sliding sleeve along back support bar sliding properties, the folding of back support bar can be realized, also can realize the folding of backrest surface simultaneously; While the folding of realization bundle, improve the practicality of director's chair.

Also comprise bar and handrail sliding sleeve;

Described handrail sliding sleeve has first component and second component; Described first component and described second component can rotate mutually;

Described first component is arranged in described back support bar;

Described handrail bar sleeve is connected in the second sliding tray of described second component or the second sliding eye, can slides along described second sliding tray or described second sliding eye;

The front end of described bar and the upper joint of described expansion link hinged;

Described armrest rear end has handrail limiting section; Described handrail limiting section limits described handrail and departs from described second sliding tray or described second sliding eye.

Arrange bar bar and handrail sliding sleeve, the characteristic utilizing bar can slide along handrail sliding sleeve realizes the folding of bar, while facilitating folding, improves the comfortableness of director's chair further.

Preferably, described seat bar limiting section is the vexed plug of seat bar being installed on described seat rod rear end; Described handrail limiting section is the vexed plug of handrail being installed on described armrest rear end.

Preferably, described bar also has handrail connector; Described handrail connector is arranged on the front end of described handrail; Described bar is hinged by the upper joint of described handrail connector and described expansion link.

Preferably, the rear end of described bar and described back support bar hinged.

Accompanying drawing explanation

Fig. 1 is the utility model embodiment director's chair open mode schematic diagram;

Fig. 2 is each parts exploded perspective view of the utility model embodiment director's chair;

Fig. 3 is the utility model embodiment director's chair first semi-collapsed condition schematic diagram;

Fig. 4 position the utility model embodiment director's chair second semi-collapsed condition schematic diagram

The full folded state schematic diagram of Fig. 5 position the utility model embodiment director's chair.

Detailed description of the invention

For making those skilled in the art better understand the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

Fig. 1-4 is respectively the utility model embodiment director's chair open mode, each parts detonation configuration, semi-collapsed condition and full folded state schematic diagram.The relation can finding out the connection of each parts of director's chair the present embodiment is combined from 1 and Fig. 2; The position relationship of the director's chair all parts when different folded state can be found out from Fig. 3, Fig. 4 and Fig. 5.

Director's chair in the utility model embodiment comprises foot pad 1, front crossbar 2, rear crossbar 3, top-cross fork arm 4, seat bar 5, expansion link 6 and seat bar sliding sleeve 7.Four foots pad 1 all have substantially mutually in the jointed shaft of 90 °, front crossbar 2, rear crossbar 3 and top-cross fork arm 4 all for the rod member hinged by two centres form, the lower end of each rod member is hinged with the jointed shaft of on foot pad 1 respectively.Top-cross fork arm is divided into the first top-cross fork arm 41 and the second top-cross fork arm 42; Wherein bottom that is hinged with the foot pad being connected front crossbar 2, the second top-cross fork arm 42, the bottom of the first top-cross fork arm 41 is hinged with the foot pad being connected rear crossbar 3.

Expansion link 6 in the present embodiment has two joint telescopic joints, and two joint telescopic joints can slide along the axial bearing of trend of expansion link 6 but can not depart from; The coxopodite of expansion link 6 namely descends the bottom section of telescopic joint and the first top-cross fork arm 41 hinged, and the upper end of the front end of seat bar 5, the upper end of the second top-cross fork arm 42 and front crossbar 2 is hinged with the upper joint of expansion link 6 respectively.In the present embodiment, it is hinged that the first jointed shaft is passed through in the upper end of the upper telescopic joint of expansion link 6, the front end of seat bar 5, the second top-cross fork arm 42 and the upper end of front crossbar 2.It should be noted that, the upper telescopic joint of expansion link 6 should have certain overlapping region with lower telescopic joint in the first jointed shaft lower portion, and overlapping region ensures that expansion link 6 extends rear side crossbar 4, two cross one another rod members can coincidence of a folding substantially in front crossbar 2.Be appreciated that in other embodiments of the utility model, the upper telescopic joint of expansion link 6 upper end also by different jointed shafts and the front end of seat bar 5, the upper end of the second top-cross fork arm 42 and front crossbar 2 is hinged respectively; But now the upper joint of expansion link 6 needs to offer more pin joint, reduce the structural strength of joint on expansion link 6, and processing is comparatively complicated, and is unfavorable for application.

It should be noted that the upper end of each crossbar, lower end be relative concept, can not narrow sense be interpreted as the end regions being only each crossbar; But in comparatively preferred situation, can be regarded as the end regions of each crossbar.

The upper end of rear crossbar 3, the upper end of the second top-cross fork arm 42 are hinged with seat bar sliding sleeve 7 respectively.In the present embodiment, the upper end of rear crossbar 3, the upper end of the second top-cross fork arm 42 are by the hinged present bar sliding sleeve 7 of the second jointed shaft.As aforementioned, the upper end of rear crossbar 3, the upper end of the second top-cross fork arm 42 also by different jointed shafts and seat bar sliding sleeve 7 hinged, but now seat bar sliding sleeve 7 needs to offer more pin joint, and processing is also inconvenient.

Seat bar sliding sleeve 7 has the first sliding tray, and seat bar 5 can be socketed in the first sliding tray of present bar sliding sleeve 7, slides along the first sliding tray.The position, rear end of seat bar 5 also has a bar limiting section, and when the rear end of seat bar 5 slides into the first sliding tray, seat bar limiting section clamping seat bar sliding sleeve 7, makes a bar sliding sleeve 7 can not depart from a bar 5.

By above-mentioned analysis, can understand, when the lower telescopic joint of the upper telescopic joint of expansion link 6 and expansion link 6 is farthest overlapping, the seat in the present embodiment is in open mode.If upwards lift the upper telescopic joint of telescopic joint, front crossbar 2, second top-cross fork arm 42 will be driven to move upward; Because the second top-cross fork arm 42 moves upward, make the foot pad 1 at the foot pad 1 at front crossbar 2 place and rear crossbar 3 place close to each other, and then the first top-cross fork arm 41 is also moved upward; Because the distance of the first top-cross fork arm 41 upper end and the second top-cross fork arm 42 upper end reduces, seat bar 5 slides backward along the first sliding tray on seat bar sliding sleeve 7, achieves the folding of director's chair.Because above process is reversible process, promote seat bar 5 and slide backward along the first sliding tray on seat bar sliding sleeve 7, each crossbar also can be made to move upward and the upper joint of expansion link 6 is moved upward.Contrary, as oppositely applied active force, just opening of director's chair can be realized.

Can expect easily, it is the folding necessary condition of the present embodiment director's chair that expansion link 6 has retractable; Corresponding deduction, in other embodiments, as long as expansion link 6 also can be arranged to multi-section structure, it can realize corresponding Telescopic.The upper telescopic joint that expansion link 6 in the present embodiment adopts socket to connect and lower telescopic joint; Also the expansion link 6 with sliding tray can be adopted in other embodiments.

When it should be noted that the present embodiment director's chair is opened, achieving limit function by the upper end of front intersection, the upper end of the second top-cross fork arm 42, is alternatively play limit function to telescopic joint on expansion link 6 by the first jointed shaft; Also corresponding spacing preiection can be set at the upper joint of expansion link 6 in other embodiments, the lap of upper joint, lower joint under utilizing spacing preiection to ensure open mode.

Can imagine, as realized the fixed function of expansion link 6, lower telescopic joint also can be hinged with the lower end of the foot pad 1 of front crossbar 2 side or front crossbar 2.

In the present embodiment, seat bar 5 slides along the first sliding tray in seat bar sliding sleeve 7; In other embodiments, the first sliding tray also can be arranged to the form of the first sliding eye.In the present embodiment, seat bar 5 has buckling groove, seat surface 8 is connected in buckling groove.Because the first sliding tray has opening, seat surface 8 can slide into a rear side for bar sliding sleeve 7 along the opening of the first sliding tray.As adopted the first sliding eye form, then seat surface 8 needs adopt the form on the present bar 5 of socket and can meet folder function, and when folding director's chair, seat surface 8 can be folded in less region.

In order to realize leaning on, the present embodiment director's chair also has back support bar 9, backrest sliding sleeve 10 and backrest surface 11.The lower end of back support bar 9 and the lower end of the second top-cross fork arm 42 hinged; Backrest sliding sleeve 10 is socketed on backrest, can slide up and down along back support bar 9; Backrest sliding sleeve 10 also with the upper end thereof of the first top-cross fork arm 41; Backrest is arranged on the upper end of back support bar 9.Structure like this, when folding director's chair, the second top-cross fork arm 42 drives backrest sliding sleeve 10 upward sliding, and the further distance of two back support bar 9 of rear crossbar 3 makes backrest surface 11 folding.The lower end of back support bar 9 and backrest sliding sleeve 10 hinged with the lower end of the second top-cross fork arm 42 plays with the upper end thereof of the first top-cross fork arm 41 function that be fixedly connected with back support bar 9 at 2, analyze from principle, the lower end of back support bar 9 also can afterwards the foot pad 1 of foot lever side or the lower end of rear crossbar 3 hinged, backrest sliding sleeve 10 also can be hinged with seat pipe sliding sleeve; Backrest sliding sleeve 10 also can with the upper end of rear crossbar 3 or seat bar sliding sleeve 7 hinged.

For better realizing the function of director's chair, in the present embodiment, director's chair also has bar 12 and handrail sliding sleeve 13; Handrail sliding sleeve 13 comprises first component and second component; First component and second component can slide mutually.3rd jointed shaft of the front end of bar 12 and the upper of expansion link 6 is hinged; First component is arranged in back support bar 9; The second sliding tray that bar 12 is socketed in second component slides.When folding director's chair, bar 12 slides into the rear side of back support bar 9 along handrail sliding sleeve 13, and second component relative thereto rotates, and makes bar folding at vertical direction.Also have handrail limiting section in the rear end of bar 12, handrail limiting section prevents handrail from departing from the second sliding tray.In other embodiments, also can arrange the second sliding eye in handrail sliding sleeve 13, bar 12 slides along the second sliding eye.

According to above analysis, can find out that the 3rd jointed shaft one is positioned the upside of the first jointed shaft, the function of handrail could be realized.Preferably, the middle part that the 3rd jointed shaft is positioned at the end of telescopic joint on expansion link 6, the first jointed shaft is positioned at joint on expansion link 6.

In the present embodiment, seat bar limiting section is the vexed plug of seat bar being installed on a bar 5 rear end, and handrail limiting section is the vexed plug 15 of handrail being installed on armrest rear end.Also seat bar limiting section and the handrail limiting section of other types can be adopted in other embodiments.From principle analysis, as having bar 12 and the vexed plug 15 of handrail, when size is suitable, namely the vexed plug of handrail 15 achieves the spacing fixing of a bar limiting section, also functionally can retain one of them vexed plug.

In practical application, often ridden over by hand on bar 12, clothing or skin may be blocked as having corresponding gap in the front end of bar 12.Therefore the front end of bar 12 also has handrail connector 14, and handrail connector 14 is hinged with the upper joint of expansion link 6.

In the present embodiment, bar 12 realizes folding by the mode identical with seat bar 5.In other embodiments, bar 12 also can adopt upset mode to realize folding, specific as follows: the front end of bar 12 still adopts in the present embodiment the mode that is articulated and connected, and rear end and back support bar 9 hinged; When the folding director's chair of needs, the upper joint of expansion link 6 drives the front end of bar 12 to move upward, and bar 12 rotates around the jointed shaft hinged with back support bar 9, realizes the folding to vertical direction.

In the present embodiment, each rod member all have employed hollow pipe fitting, and hollow pipe fitting has extensive use in the industry.Corresponding packaging bag or packing box packaging can be adopted after director's chair folding in the present embodiment.

Director's chair in above the utility model embodiment is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment; the explanation of above embodiment just understands core concept of the present utility model for helping; when not departing from the utility model principle; also can carry out some improvement and modification to the utility model, these improve and modify and also fall in protection domain of the present utility model.

Claims

1. a director's chair, comprises foot pad (1), front crossbar (2), rear crossbar (3), top-cross fork arm (4) and seat bar (5); The lower end of the lower end of described front crossbar (2), the lower end of described rear crossbar (3) and described top-cross fork arm (4) is hinged with described foot pad (1) respectively; Described top-cross fork arm (4) is divided into the first top-cross fork arm (41) and the second top-cross fork arm (42);

It is characterized in that: also comprise expansion link (6), seat bar sliding sleeve (7);

Described expansion link (6) has telescopic joint that at least two joints can extend in the axial direction, adjacent two joint telescopic joints can relative sliding;

The lower telescopic joint of described expansion link (6) and the bottom of described first top-cross fork arm (41) or to be positioned at the bottom of the foot pad (1) of front crossbar (2) side or front crossbar (2) hinged;

The joint above of described telescopic joint is hinged with the front end of the described upper end of the second top-cross fork arm (42), the upper end of described front crossbar (2) and described seat bar (5) respectively;

Described seat bar sliding sleeve (7) respectively with the described upper end of the first top-cross fork arm (41) and the upper end thereof of described rear crossbar (3);

Described seat bar (5) is socketed in the first sliding tray of described seat bar sliding sleeve (7) or the first sliding eye, can slides along described first sliding tray or the first sliding eye;

The rear end of described seat bar (5) has a bar limiting section; Described seat bar limiting section limits described seat bar (5) and departs from described first sliding tray or described first sliding eye.

2. director's chair according to claim 1, is characterized in that: also comprise seat surface (8); Described seat bar (5) is socketed in described first sliding tray; Described seat bar (5) has buckling groove; Described seat surface (8) is fixed in described buckling groove; Opening on corresponding described first sliding tray of described buckling groove.

3. director's chair according to claim 2, is characterized in that: described expansion link (6) has two joint telescopic joints.

4. the director's chair according to any one of claim 1-3, is characterized in that: also comprise back support bar (9), backrest sliding sleeve (10) and backrest surface (11);

The lower end of described back support bar (9) and the lower end of the described lower end of the second top-cross fork arm (42) or the described foot pad (1) of described rear crossbar (3) side or described rear crossbar (3) hinged;

Upper end or the described seat pipe sliding sleeve of described backrest sliding sleeve (10) and described first top-cross fork arm are hinged; Described backrest sliding sleeve (10) be socketed in described back support bar (9) outward, can slide along described back support bar (9);

Described backrest surface (11) is arranged on the upper end of described back support bar (9).

5. director's chair according to claim 4, is characterized in that: also comprise bar (12) and handrail sliding sleeve (13);

Described handrail sliding sleeve (13) has first component and second component; Described first component and described second component can rotate mutually;

Described first component is arranged in described back support bar (9);

Described bar (12) is socketed in the second sliding tray of described second component or the second sliding eye, can slides along described second sliding tray or described second sliding eye;

The front end of described bar (12) and the upper joint of described expansion link (6) hinged;

6. director's chair according to claim 5, is characterized in that: described seat bar (5) limiting section is for being installed on the vexed plug of seat bar of described seat bar (5) rear end; Described handrail limiting section is the vexed plug of handrail (15) being installed on described armrest rear end.

7. director's chair according to claim 6, is characterized in that: described bar (12) also has handrail connector (14); Described handrail connector (14) is arranged on the front end of described handrail; Described bar (12) is hinged with the upper joint of described expansion link (6) by described handrail connector (14).

8. director's chair according to claim 5, is characterized in that:

Rear end and the described back support bar (9) of described bar (12) are hinged.