CN103462393A - Chair frame structure - Google Patents
Chair frame structure Download PDFInfo
- Publication number
- CN103462393A CN103462393A CN2013104173857A CN201310417385A CN103462393A CN 103462393 A CN103462393 A CN 103462393A CN 2013104173857 A CN2013104173857 A CN 2013104173857A CN 201310417385 A CN201310417385 A CN 201310417385A CN 103462393 A CN103462393 A CN 103462393A
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- rotationally connected
- chair
- pin
- frame structure
- base frame
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Abstract
The invention relates to a chair, in particular to a chair frame structure. According to the technical scheme, the chair frame structure comprises a chair frame, a foot rest connected to one end of the chair frame in a rotating manner, and an adjusting mechanism, wherein the adjusting mechanism is used for unfolding or folding the foot rest and comprises two hinged sheets, a pushing rod, a connection rod and a first driving mechanism; the hinged sheets are respectively rotationally connected to two sides of the chair frame; the pushing rod is rotationally connected with the two hinged sheets; one end of the connection rod is rotationally connected with the hinged sheets, and the other end of the connection rod is rotationally connected with the foot rest; the first driving mechanism acts on the pushing rod so as to enable the hinged sheets to rotate relative to the chair frame; a shaft is rotationally connected with the hinged sheets and the chair frame; a shaft is rotationally connected with the hinged sheets and the pushing rod; a gap is kept between the two shafts. The foot rest of the chair frame structure can be independently adjusted when only the first driving mechanism acts, so that the operation is simple and saves labor.
Description
Technical field
The present invention relates to seat, particularly a kind of chair frame structure.
Background technology
Footrest rack adjustment structure of the prior art, as Granted publication number is the disclosed a kind of office chair of lying of facing upward of utility model patent of CN2664487Y, its trace is to be hubbed at backrest and flexible by between the pin group, can be driven and put with the synchronous pivot of backrest by trace by the pin group therefore flexible, and backrest and flexible elevation angle by the pin group be controlled by air pressure rod; This kind driven by backrest by the pin group, therefore by the pin group, can not regulate separately, and, when regulating, often need a hand operated cylinder, and back firmly relies on backrest simultaneously, thereby cylinder is shunk, and just makes by the perk of pin group; Thereby make in operation, comparatively require great effort, special for the people who suffers from spondylodynia, spinal column disease, inconvenience is arranged in use more.
Summary of the invention
The purpose of this invention is to provide a kind of chair frame structure, its footrest rack can be regulated separately, only need make the first driving mechanism action get final product, therefore simple to operate, and laborsaving.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs: a kind of chair frame structure, comprise chair base frame, be rotationally connected with described chair base frame one end footrest rack, for launching or draw in the governor motion of described footrest rack, described governor motion comprises two pin-joint pieces that are rotationally connected with respectively described chair base frame both sides, be rotationally connected with two push rods between described pin-joint piece, one end is rotationally connected with the connecting rod that the described pin-joint piece other end is rotationally connected with described footrest rack, thereby acting on described push rod makes described pin-joint piece can relatively rotate the first driving mechanism in described chair base frame, be rotationally connected between described pin-joint piece and described chair base frame between place axle, described pin-joint piece and described push rod and be rotationally connected the place axle, there is spacing between diaxon.
While launching footrest rack, only need make the first driving mechanism action, rotate thereby make push rod promote pin-joint piece, thereby connecting rod is pushed away forward, thereby footrest rack is launched; For making the rotating junction between the rotating junction at connecting rod two ends, particularly connecting rod and chair base frame, not easy to wear, connecting rod is preferably arcuation, and nock oblique under; Draw footrest rack in, also only need make the first driving mechanism action, thereby make push rod retract connecting rod by pin-joint piece, can draw footrest rack in.
As of the present invention preferred, be rotationally connected between described pin-joint piece and described chair base frame between place axle, described pin-joint piece and described push rod and be rotationally connected between place axle, described pin-joint piece and described connecting rod and be rotationally connected the place axle, in three axles, between adjacent shaft, all there is spacing.
Be conducive to add as much as possible the push-and-pull stroke of big connecting rod, footrest rack can be launched as much as possible.
As of the present invention preferred, be rotationally connected between described pin-joint piece and described chair base frame between place axle, described pin-joint piece and described push rod and be rotationally connected between place axle, described pin-joint piece and described connecting rod and be rotationally connected the place axle, three axles are " product " shape and distribute.
Be conducive to the reasonable layout setting on chair base frame of the first driving mechanism and connecting rod, improve the compact conformation degree.
As of the present invention preferably, described the first driving mechanism comprises the first fixing body, stretch in described the first fixing body and the part that is positioned at described the first fixing body have screw rod the first expansion link, be fixedly connected on the first motor that described the first fixing body and output shaft and described screw rod mesh.
The first fixing body is rotationally connected with chair base frame, and the first expansion link is rotationally connected with push rod, or the first fixing body is rotationally connected with push rod, and the first expansion link is rotationally connected with chair base frame, generally is preferably the former; And the first driving mechanism can be also the devices such as cylinder, air pump.
Preferably on described footrest rack, slidably connect toe board as of the present invention, this kind of chair frame structure also comprises the slide construction that makes described toe board slide on described footrest rack; Described slide construction comprise that an end that middle part is rotationally connected with turning arm, an end and the described turning arm of described footrest rack is rotationally connected and the other end and be rotationally connected with described toe board push arm, an end is rotationally connected with described chair frame and the other end is rotationally connected with the linking arm of the described turning arm other end.
Above-mentionedly be arranged so that footrest rack upon deployment, linking arm pulls turning arm one end, thereby makes the other end of turning arm promote push rod, so that toe board slides on footrest rack, thereby toe board is stretched out; Otherwise, when footrest rack draws in, toe board also can be retracted thereupon.
As of the present invention preferred, be rotationally connected between described turning arm and described linking arm between place axle and described turning arm and described footrest rack and be rotationally connected the distance between the axle of place, be less than, be rotationally connected between described turning arm and described push arm between place axle and described turning arm and described footrest rack and be rotationally connected the distance between the axle of place.
Above-mentioned setting, be conducive to increase as much as possible the amplitude that skids off of toe board.
As of the present invention preferably, the seat back frame that this kind of chair frame structure also comprises and described chair base frame is rotationally connected, be located between described seat back frame and described chair base frame the second driving mechanism for regulating described seat back frame elevation angle, be connected in the spring between described chair base frame and described seat back frame.
The reclining amplitude of adjusting back separately.
As of the present invention preferably, described the second driving mechanism comprises the second fixing body, stretch in described the second fixing body and the part that is positioned at described the second fixing body have screw rod the second expansion link, be fixedly connected on the second motor that described the second fixing body and output shaft and described screw rod mesh.
The second fixing body is rotationally connected with seat back frame, and the second expansion link is rotationally connected with chair base frame, or the second fixing body is rotationally connected with chair base frame, and the second expansion link is rotationally connected with seat back frame, generally is preferably the former; The second driving mechanism can be also the devices such as cylinder, air pump.
Preferably this kind of chair frame structure also comprises the pedestal that is fixedly arranged on described chair base frame middle part as of the present invention, and described pedestal upper end is fixed with respectively the battery to described the first driving mechanism and the second driving mechanism energy supply; Described pedestal lower end is provided with the chair pin.
As of the present invention preferred, this kind of chair frame structure also comprises the remote controller that can make described the first driving mechanism and/or the action of the second driving mechanism.
Remote controller can be the electronic devices such as mobile phone, PDA, computer.
In sum, the present invention has following beneficial effect: the present invention is simple in structure, easy to operate and laborsaving; And can realize automation control.
The accompanying drawing explanation
Fig. 1 is the example structure schematic diagram;
Fig. 2 is slide construction schematic diagram in embodiment.
In figure, 1, chair base frame, 2, footrest rack, 3, seat back frame, 31, spring, 41, pin-joint piece, 42, push rod, 43, connecting rod, 441, the first fixing body, the 442, first expansion link, the 443, first motor, 5, toe board, 61, turning arm, 62, push arm, 63, linking arm, 7, pedestal, 71, battery, 72, the chair pin, 81, the second fixing body, the 82, second expansion link, the 83, second motor.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this specification, but as long as all are subject to the protection of Patent Law in claim scope of the present invention.
Embodiment: a kind of chair frame structure as shown in Figure 1-2, comprises chair base frame 1, is rotationally connected with chair base frame 1 one end footrest racks 2, is rotationally connected with the seat back frame 3 of chair base frame 1 other end.
Between chair base frame 1 and footrest rack 2, be provided with for launching or draw in the governor motion of footrest rack 2, governor motion comprises two pin-joint pieces 41 that are rotationally connected with respectively chair base frame 1 both sides, also be rotatably connected to push rod 42 between two pin-joint pieces 41, be provided with connecting rod 43 between pin-joint piece 41 and footrest rack 2, one end of connecting rod 43 is rotationally connected with pin-joint piece 41 and the other end is rotationally connected with footrest rack 2, connecting rod 43 is arcuation, and nock oblique under; Chair base frame 1 is rotatably connected to the first fixing body 441 near an end of seat back frame 3, flexible first expansion link 442 that is provided with in the first fixing body 441, the part that the first expansion link 442 is arranged in the first fixing body 441 has screw rod, also be fixedly connected with the first motor 443 on the first fixing body 441, the output shaft of the first motor 443 and screw rod engagement, thereby the action by the first motor 443 realizes the flexible of the first expansion link 442, and then realize the promotion of push rod 42 and retract, realize that footrest rack 2 is relative to the rotating of chair base frame 1, the i.e. expansion of footrest rack 2 or gathering; The first fixing body 441, the first expansion link 442, the first motor 443 form the first driving mechanism.
Be rotationally connected between pin-joint piece 41 and chair base frame 1 between place axle, pin-joint piece 41 and push rod 42 and be rotationally connected the place axle, there is spacing between diaxon; Be rotationally connected between pin-joint piece 41 and chair base frame 1 between place axle, pin-joint piece 41 and push rod 42 and be rotationally connected between place axle, pin-joint piece and connecting rod 43 and be rotationally connected the place axle, in three axles, between adjacent shaft, all there is spacing; And be rotationally connected between pin-joint piece 41 and chair base frame 1 between place axle, pin-joint piece 41 and push rod 42 and be rotationally connected between place axle, pin-joint piece and connecting rod 43 and be rotationally connected the place axle, three axles are " product " shape and distribute.
Slidably connect toe board 5 on footrest rack 2, this enforcement also comprises the slide construction that makes toe board 5 slide on footrest rack 2; Slide construction comprise that an end that middle part is rotationally connected with turning arm 61, an end and the turning arm 61 of footrest rack 2 is rotationally connected with and the other end and be rotationally connected with toe board 5 push arm 62, an end is rotationally connected with chair frame 1 and the other end is rotationally connected with the linking arm 63 of turning arm 61 other ends.
And be rotationally connected between turning arm 61 and linking arm 63 between place axle and turning arm 61 and footrest rack 2 and be rotationally connected the distance between the axle of place, be less than, be rotationally connected between turning arm 61 and push arm 62 between place axle and turning arm 61 and footrest rack 2 and be rotationally connected the distance between the axle of place.
Thereby, while realizing expansion or gathering footrest rack 2, make toe board 5 automatically skid off or retract.
Also be provided with the second driving mechanism for adjusting back framework 3 elevation angles between seat back frame 3 and chair base frame 1, and also be connected with spring 31 between chair base frame 1 and seat back frame 3.
The second driving mechanism comprises the second fixing body 81 of being rotationally connected with seat back frame 3, stretching has screw rod and be positioned at the second expansion link 82 that an end outside the second fixing body 81 is rotationally connected with chair base frame 1, the second motor 83 that is fixedly connected on the second fixing body 81 and output shaft and screw rod engagement in the second fixing body 81 and the part that is positioned at the second fixing body 81; Thereby the action that drives the second motor 83 makes the second expansion link 82 drive seat back frame 3 rotates.
This enforcement also comprises the pedestal 7 that is fixedly arranged on chair base frame 1 middle part, and pedestal 7 upper ends are fixed with respectively two batteries 71 to the first motor 443 and the second motor 83 energy supplies; Pedestal 7 lower ends are provided with chair pin 72.
For realizing the automation of the present embodiment, this enforcement also can comprise the remote controller that can make the first driving mechanism and/or the action of the second driving mechanism; Remote controller is not shown; Remote controller can be the electronic equipments such as mobile phone, PDA, computer.
Claims (10)
1. a chair frame structure, comprise chair base frame (1), be rotationally connected with described chair base frame (1) one end footrest rack (2), for launching or draw in the governor motion of described footrest rack (2), it is characterized in that, described governor motion comprises two pin-joint pieces (41) that are rotationally connected with respectively described chair base frame (1) both sides, be rotationally connected with the push rod (42) between two described pin-joint pieces (41), one end is rotationally connected with the connecting rod (43) that described pin-joint piece (41) other end is rotationally connected with described footrest rack (2), act on described push rod (42) thus described pin-joint piece (41) can be relatively rotated in the first driving mechanism of described chair base frame (1), be rotationally connected between described pin-joint piece (41) and described chair base frame (1) between place axle, described pin-joint piece (41) and described push rod (42) and be rotationally connected the place axle, there is spacing between diaxon.
2. a kind of chair frame structure according to claim 1, it is characterized in that, be rotationally connected between described pin-joint piece (41) and described chair base frame (1) between place axle, described pin-joint piece (41) and described push rod (42) and be rotationally connected between place axle, described pin-joint piece and described connecting rod (43) and be rotationally connected the place axle, in three axles, between adjacent shaft, all there is spacing.
3. a kind of chair frame structure according to claim 2, it is characterized in that, be rotationally connected between described pin-joint piece (41) and described chair base frame (1) between place axle, described pin-joint piece (41) and described push rod (42) and be rotationally connected between place axle, described pin-joint piece and described connecting rod (43) and be rotationally connected the place axle, three axles are " product " shape and distribute.
4. a kind of chair frame structure according to claim 1, it is characterized in that, described the first driving mechanism comprises the first fixing body (441), stretch in described the first fixing body (441) and the part that is positioned at described the first fixing body (441) have screw rod the first expansion link (442), be fixedly connected on first motor (443) of described the first fixing body (441) and output shaft and the engagement of described screw rod.
5. a kind of chair frame structure according to claim 1, it is characterized in that, slidably connect toe board (5) on described footrest rack (2), this kind of chair frame structure also comprises the slide construction that makes described toe board (5) slide on described footrest rack (2); Described slide construction comprises that an end that middle part is rotationally connected with turning arm (61), an end and the described turning arm (61) of described footrest rack (2) is rotationally connected and the other end and the push arm (62), the end that are rotationally connected with described toe board (5) are rotationally connected with described chair frame (1) and the other end is rotationally connected with the linking arm (63) of described turning arm (61) other end.
6. a kind of chair frame structure according to claim 5, it is characterized in that, be rotationally connected between described turning arm (61) and described linking arm (63) between place axle and described turning arm (61) and described footrest rack (2) and be rotationally connected the distance between the axle of place, be less than, be rotationally connected between described turning arm (61) and described push arm (62) between place axle and described turning arm (61) and described footrest rack (2) and be rotationally connected the distance between the axle of place.
7. a kind of chair frame structure according to claim 1, it is characterized in that, the seat back frame (3) that this kind of chair frame structure also comprises and described chair base frame (1) is rotationally connected, be located between described seat back frame (3) and described chair base frame (1) the second driving mechanism for regulating described seat back frame (3) elevation angle, be connected in the spring (31) between described chair base frame (1) and described seat back frame (3).
8. a kind of chair frame structure according to claim 7, it is characterized in that, described the second driving mechanism comprises the second fixing body (81), stretch in described the second fixing body (81) and the part that is positioned at described the second fixing body (81) have screw rod the second expansion link (82), be fixedly connected on second motor (83) of described the second fixing body (81) and output shaft and the engagement of described screw rod.
9. a kind of chair frame structure according to claim 7, it is characterized in that, this kind of chair frame structure also comprises the pedestal (7) that is fixedly arranged on described chair base frame (1) middle part, and described pedestal (7) upper end is fixed with respectively the battery (71) to described the first driving mechanism and the second driving mechanism energy supply; Described pedestal (7) lower end is provided with chair pin (72).
10. a kind of chair frame structure according to claim 7, is characterized in that, this kind of chair frame structure also comprises the remote controller that can make described the first driving mechanism and/or the action of the second driving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310417385.7A CN103462393B (en) | 2013-09-13 | 2013-09-13 | A kind of chair frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310417385.7A CN103462393B (en) | 2013-09-13 | 2013-09-13 | A kind of chair frame structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103462393A true CN103462393A (en) | 2013-12-25 |
| CN103462393B CN103462393B (en) | 2016-03-16 |
Family
ID=49787620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310417385.7A Active CN103462393B (en) | 2013-09-13 | 2013-09-13 | A kind of chair frame structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103462393B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104770999A (en) * | 2015-03-28 | 2015-07-15 | 浙江永艺家具股份有限公司 | Dual-drive mechanical stretching device |
| CN106820734A (en) * | 2017-03-30 | 2017-06-13 | 浙江飞力科技股份有限公司 | Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5897462A (en) * | 1997-04-18 | 1999-04-27 | St. Germain; Robert J. | Exercise apparatus |
| JP2000125986A (en) * | 1998-10-29 | 2000-05-09 | Akitoshi Osawa | Seat back with headrest |
| CN2510043Y (en) * | 2001-11-26 | 2002-09-11 | 广州白云蓝天电子科技有限公司 | Diagnosis and treatment chair for otolaryngological department |
| CN2664487Y (en) * | 2003-12-29 | 2004-12-22 | 吴秀雪 | Reclining office chair |
| CN102860695A (en) * | 2012-09-19 | 2013-01-09 | 浙江恒林椅业股份有限公司 | Foot rest adjusting structure for seat |
| CN203483121U (en) * | 2013-09-13 | 2014-03-19 | 浙江恒林椅业股份有限公司 | Chair frame structure |
-
2013
- 2013-09-13 CN CN201310417385.7A patent/CN103462393B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5897462A (en) * | 1997-04-18 | 1999-04-27 | St. Germain; Robert J. | Exercise apparatus |
| JP2000125986A (en) * | 1998-10-29 | 2000-05-09 | Akitoshi Osawa | Seat back with headrest |
| CN2510043Y (en) * | 2001-11-26 | 2002-09-11 | 广州白云蓝天电子科技有限公司 | Diagnosis and treatment chair for otolaryngological department |
| CN2664487Y (en) * | 2003-12-29 | 2004-12-22 | 吴秀雪 | Reclining office chair |
| CN102860695A (en) * | 2012-09-19 | 2013-01-09 | 浙江恒林椅业股份有限公司 | Foot rest adjusting structure for seat |
| CN203483121U (en) * | 2013-09-13 | 2014-03-19 | 浙江恒林椅业股份有限公司 | Chair frame structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104770999A (en) * | 2015-03-28 | 2015-07-15 | 浙江永艺家具股份有限公司 | Dual-drive mechanical stretching device |
| CN106820734A (en) * | 2017-03-30 | 2017-06-13 | 浙江飞力科技股份有限公司 | Something or somebody to fall back on and the mechanical extending device of backrest ejection in function sofa |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103462393B (en) | 2016-03-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 313300, Zhejiang, Huzhou province Anji County Road, 378, 380, No. Patentee after: Henglin Furniture Co., Ltd Address before: 313000, Huzhou County, Zhejiang province Anji Sunshine Industrial Park three District Zhejiang Heng Lin chair Limited by Share Ltd Patentee before: Zhejiang Henglin Chair Industrial Company |
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| CP03 | Change of name, title or address |