CN201045969Y - Chair inclined lying mechanism - Google Patents
Chair inclined lying mechanism Download PDFInfo
- Publication number
- CN201045969Y CN201045969Y CNU2007201478637U CN200720147863U CN201045969Y CN 201045969 Y CN201045969 Y CN 201045969Y CN U2007201478637 U CNU2007201478637 U CN U2007201478637U CN 200720147863 U CN200720147863 U CN 200720147863U CN 201045969 Y CN201045969 Y CN 201045969Y
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- CN
- China
- Prior art keywords
- chair
- frame
- articulated section
- seat frame
- chair back
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a reclining structure for a chair, which comprises a frame of the chair seat, a frame of the chair back and a foot pad frame, a base, a support shaft, a front connecting rod, a back connecting rod and an auxiliary device; wherein, the base and the support shaft are arranged below the frame of the chair seat; the support shaft is connected with the base and the lower rod part of the frame of the chair back; a back connecting rod is arranged between the pivoting part at the upper part of the support shaft and the pivoting part of extending part of the frame of the chair back; the auxiliary device is arranged between the pivoting part at the upper rod part of the frame of the chair back and the pivoting part of extending part of the frame of the chair back; one end of the front connecting rod is pivoted with the pivoting part of the extending part for the frame of the chair back; the other end is connected with the pivoting part of the foot pad frame; a pivoting part is arranged at the back part of the foot pad frame and is pivoted with the frame of the chair seat. The utility model has the advantages that: the utility model can adjust the inclining angle between the frame of the chair back and the frame of the chair seat; a bigger included angle can be realized between the frame of the chair seat and the horizontal line when the frame of the chair back is bent backward, thereby guaranteeing the comfort of bending backward; the utility model has good support stability, convenient resetting and expandable buffering.
Description
Technical field
The utility model relates to seat, particularly a kind of seat reclining mechanism.
Background technology
For promoting riding comfort, seat has the reclining mechanism that the chair back can be swung back at present.Seat reclining mechanism of the prior art shown in Figure 10-11 mainly comprises foot rest 1 ', the chair back 2 ', seat support 3 ', foot pad 4 ' composition.The rear of foot rest 1 ' is provided with pivoted hole 11 ', the place ahead is provided with fixedly knob 12 '; The below of the chair back 2 ' is provided with pivoted hole 21 ', and interts pivoted hole 11 ', 21 ' by pivoted pole 5 ' and articulate with foot rest 1 ', and the chair back 2 ' bottom articulates with seat support 3 ' rear end, the chair back 2 ' bottom pivot joint jointed connecting rod 22 ' one end; The central authorities below of seat support 3 ' is provided with slide bar 31 ', and slide bar 31 ' can corresponding fixing button 12 ' slippage, and is tightened foot pad 4 ' and the pivot joint of the connecting rod 22 ' other end by fixing button 12 '.As shown in figure 11, when loosening fixing button 12 ', lie by the occupant and to make the chair back 2 ' layback by power, during the chair back 2 ' layback, by pivoted pole 5 ' is that rotating shaft is rotated, and drive simultaneously on the seat support 3 ' rear and to rise and the reach action, drive foot pad 4 ' by connecting rod 22 ' reach simultaneously and launch, make the chair back 2 ' and the angle a of seat support 3 ' increase, and can be by the button 12 ' that is tightened, fix the layback angle.
Though reclining mechanism of the prior art has been realized the purpose of layback, still there is following shortcoming in this structure:
1) when the chair back 2 ' layback, seat support 3 ' rear is also corresponding rises, cause that seat support 3 ' line parallel to the ground forms angle b can not cooperate the chair back 2 ' layback, and cause lie by the time human buttock be difficult for the nature landing between the chair back 2 ' and seat support 3 ', the unfavorable shortcoming of formation riding comfort.
2) when loosening fixing button 12 ', when making the chair back 2 ' backward wing, because of not lacking Cushioning Design, thus 2 ' moment of the chair back significantly swing back, cause and adjust angle and be difficult for and take uncomfortable shortcoming.
3) chair back 2 ' that will swing back returns back to when not swinging back state, must press down seat support 3 ' or leave the seat adjustment by human body by human body weight fully, has to reply the shortcoming of adjusting inconvenience.
Summary of the invention
The purpose of this utility model is the defective at above-mentioned prior art, a kind of angle of inclination of adjusting between chair back rack, the chair seat frame is provided, and the horizontal line tool that can make chair back rack when layback, chair seat frame and ground is than mitre, comfortableness to guarantee to swing back and lie and lean on, and tool excellent support stability makes seat have the resiliency of replying convenience and stretching, extension simultaneously.
The technical scheme taked of the utility model is to achieve these goals: a kind of seat reclining mechanism, comprise chair seat frame, chair back rack and foot pad frame, and it is characterized in that: increased base, back shaft, front rod, back link and servicing unit; Base and back shaft are located at the chair seat frame below; The end of back shaft is connected with base, and its central authorities and top are provided with the articulated section respectively; Described chair seat frame is provided with upper pole part, lower beam portion, and lower beam subordinate side is provided with the articulated section, and articulates by axostylus axostyle and back shaft, and the place ahead of upper pole part and rear are provided with the articulated section respectively; Described chair back rack is provided with the articulated section, and the articulated section at the upper pole part rear by pin connected assembly and chair seat frame articulates, and chair back rack is provided with extension downwards, and extension is provided with a plurality of articulated sections; Be provided with back link between the articulated section of back shaft top and the articulated section of chair back rack extension; Be provided with servicing unit between the articulated section of the articulated section of the upper pole part of chair seat frame and the extension of chair back rack; One end of front rod and the articulated section of chair back rack extension articulate, the articulated section of other end connecting pin poppet; Foot pad frame rear is provided with the articulated section and articulates with chair seat frame.
Be provided with hollow bulb between the upper and lower bar portion of described chair seat frame; Back link, servicing unit and front rod all are located at the place, hollow bulb position of chair seat frame.
Be installed with handrail on the described chair seat frame.
Described servicing unit is an atmospheric pressure pole.Described atmospheric pressure pole is provided with protruding button and press button, and press button one end is connected with rope, and the other end of rope is provided with control knob.
Described servicing unit is a spring.
Described servicing unit is the stepless atmospheric pressure pole.
Described servicing unit is the electric expansion bar; The electric expansion bar comprises motor and expansion link.
The beneficial effects of the utility model: compared to existing technology, the utility model has increased the servicing unit with pooling feature, therefore the user can lie when making the chair back rack layback by power by health, chair seat frame the place ahead is raised up and increased with the ground parallel line angle, the buttocks center of gravity can slide onto the chair seat frame rear naturally when the user took advantage of, therefore promote riding comfort and stability, have resiliency when servicing unit can make the chair back rack layback in addition, and make things convenient for chair back rack to reply the advantage of the state of not swinging back.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
Fig. 1 is the decomposing schematic representation of the utility model embodiment one;
Fig. 2 is the utility model embodiment one view of not swinging back;
Fig. 3 is the utility model embodiment one side view;
Fig. 4 is the utility model embodiment one layback side view of the state;
Fig. 5 is the utility model embodiment one maximum layback angle state side view;
Fig. 6 is the side view of the utility model embodiment two;
Fig. 7 is the layback side view of the state of the utility model embodiment two;
Fig. 8 is the side view of the utility model embodiment three;
Fig. 9 is the layback side view of the state of the utility model embodiment three;
Figure 10 is a chair mechanism side view described in the prior art;
Figure 11 is the layback side view of the state of chair mechanism described in the prior art.
Among the figure: 1 base, 11 axle beds, 12 bearings, 2 back shafts, 21 ends, 22 articulated sections, 23 articulated sections, 24 axostylus axostyles, 3 chair seat frames, 31 lower beam portions, 32 upper pole parts, 33 hollow bulbs, 311 articulated sections, 321 articulated sections, 322 junction surfaces, 323 articulated sections, 324 articulated sections, 4 chair back racks, 41 articulated sections, 42 extensions, 421 articulated sections, 422 articulated sections, 423 articulated sections, 5 back links, 51 ends, 52 ends, 6 servicing units, 61 atmospheric pressure poles, 62 springs, 63 electric expansion bars, 611 ends, 612 ends, 613 protruding buttons, 614 press buttons, 615 ropes, 631 motors, 632 expansion links, 7 front rods, 71 ends, 72 ends, 8 foot pad framves, 81 articulated sections, 82 articulated sections, 9 handrails, 91 control knobs;
1 ' foot rest, 11 ' pivoted hole, 12 ' fixing button, the 2 ' chair back, 21 ' pivoted hole, 22 ' connecting rod, 3 ' seat support, 31 ' slide bar, 4 ' foot pad, 5 ' pivoted pole.
The specific embodiment
Embodiment one:
Embodiment of the present utility model one as Figure 1-3, it comprises base 1, back shaft 2, chair seat frame 3, chair back rack 4, back link 5, servicing unit 6, front rod 7, foot pad frame 8, handrail 9, wherein base 1 is located at chair seat frame 3 belows, the top of base 1 is installed with axle bed 11, and in this axle bed 11 bearing 12 is set.
The end 21 of back shaft 2 engages with the axle bed 11 of base, and can rotate by corresponding axle bed 11; Back shaft 2 central authorities are provided with articulated section 22 and articulate with chair seat frame 3, and its 22 top is provided with articulated section 23, and articulate by axostylus axostyle 24 and back link 5 one ends 51.
Below two sides of chair back rack 4 are provided with articulated section 41, and articulate by the articulated section, upper pole part 32 rear 324 of pin connected assembly and chair seat frame 3, and chair back rack 4 bottom center are provided with extension 42 downwards, the hollow bulb 33 of the corresponding chair seat frame 3 in extension 42 positions.Extension 42 is provided with articulated section 421, and articulates by pin connected assembly and back link 5 ends 52; Extension 42 bottoms are provided with articulated section 422,423, articulate the end of combination servicing unit 6 and the end of front rod 7 respectively.
Back link 5 is located at hollow bulb 33 places of chair seat frame 3, its two end 51,52 articulates with the articulated section 421 of articulated section 23, back shaft 2 top and chair back rack 4 extensions 42 respectively, make that back link 5 angles are corresponding when moving behind the chair back rack 4 changes, and support chair back rack 4, force the upwards skew of chair seat frame 3 the place aheads simultaneously.
Rear two sides of foot pad frame 8 are provided with articulated section 81, and articulate by the articulated section, upper pole part 32 the place ahead 321 of pin connected assembly and chair seat frame 3; The below of foot pad frame 8 is provided with articulated section 82, and articulates by pin connected assembly and front rod 7 one ends 72.
Shown in Fig. 2-3, when the utility model was not swung back, atmospheric pressure pole 61 stretched, promotes chair back rack 4 bottoms, and chair back rack 4 is folded.Atmospheric pressure pole 61 spread lengths can be located chair back rack 4 and be folded angle, and chair back rack 4 folded and can drive front rod 7 and make foot pad frame 8 be collapse state this moment.
Shown in Fig. 3-5, the user can be as shown in Figure 4, push control knob 91, make rope 615 drive press button 614, the protruding button 613 of compressing, and lie by health and to make chair back rack 4 layback by power, 61 cushioning effects of atmospheric pressure pole, move on the rear end by chair back rack 4 interlock back shafts 2 top back links 5, force chair seat frame 3 corresponding back shaft 2 rotations, chair back rack 3 the place aheads raise up; During chair back rack 4 layback, chair back rack 4 below extensions 42 can move forward, and compressed gas depression bar 61, and drive front rod 7 reaches foot pad frame 8 can correspondingly be launched; Can be during chair back rack 4 layback by back link 5 and back shaft 2, support chair back rack 4 respectively, chair seat frame 3 is promoted action stability.And when the user decontrols control knob 91, the length of atmospheric pressure pole 61 is fixed, with chair back rack 4 elevations angle (shown in Fig. 3,5), location.As shown in Figure 5, chair seat frame 3 the place aheads raise up, and increase the angle d of line parallel to the ground, make that user's buttocks center of gravity slides onto chair seat frame 3 rears naturally when taking advantage of, have therefore promoted riding comfort and stability.
Embodiment two:
Embodiment two shown in Fig. 6,7 the utility model is replaced by spring 62 with described servicing unit 6, and other parts are identical, and this example repeats no more.Corresponding compression when spring 62 can make chair back rack 4 layback, and can provide buffering, and restoring force, help chair back rack 4, chair seat frame 3 by spring 62 are replied, the length of spring 62 and maximum compression length, can limit folding and start point of chair back rack 4, and can form stepless elasticity reclining seat, this spring 62 also has aforementioned functional when using the stepless atmospheric pressure pole instead.
Embodiment three:
Embodiment three shown in Fig. 8,9 the utility model is that described servicing unit 6 is replaced by electric expansion bar 63, comprises that motor 631 and expansion link 632 combine, and other parts are identical, and this example repeats no more.Electric expansion bar 63 can be controlled the angle of inclination of chair back rack 4, chair seat frame 3 automatically, by electronic control, promotes ease of use.
Base of the present utility model also can not be provided with axle bed, back shaft and chair seat frame be can not corresponding base rotation fixed seat.In addition, all pad can be set on chair back rack of the present utility model, chair seat frame, the foot pad frame, and can design single or many people and use.
Above-described embodiment, the utility model specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacing all should be included in the protection domain of the present utility model.
Claims (8)
1. a seat reclining mechanism comprises chair seat frame, chair back rack and foot pad frame, it is characterized in that: increased base, back shaft, front rod, back link and servicing unit; Base and back shaft are located at the chair seat frame below,
The end of back shaft is connected with base, and its central authorities and top are provided with the articulated section respectively;
Described chair seat frame is provided with upper pole part, lower beam portion, and lower beam subordinate side is provided with the articulated section, and articulates by axostylus axostyle and back shaft, and the place ahead of upper pole part and rear are provided with the articulated section respectively;
Described chair back rack is provided with the articulated section, and the articulated section at the upper pole part rear by pin connected assembly and chair seat frame articulates, and chair back rack is provided with extension downwards, and extension is provided with a plurality of articulated sections;
Be provided with back link between the articulated section of back shaft top and the articulated section of chair back rack extension;
Be provided with servicing unit between the articulated section of the upper pole part articulated section of chair seat frame and the extension of chair back rack;
One end of front rod and the articulated section of chair back rack extension articulate, the articulated section of other end connecting pin poppet; Foot pad frame rear is provided with the articulated section and articulates with chair seat frame.
2. by the described a kind of seat reclining mechanism of claim 1, it is characterized in that: be provided with hollow bulb between the upper and lower bar portion of described chair seat frame; Back link, servicing unit and front rod all are located at the place, hollow bulb position of chair seat frame.
3. by the described a kind of seat reclining mechanism of claim 1, it is characterized in that: be installed with handrail on the described chair seat frame.
4. by the described a kind of seat reclining mechanism of claim 1, it is characterized in that: described servicing unit is an atmospheric pressure pole.
5. by the described a kind of seat reclining mechanism of claim 4, it is characterized in that: described atmospheric pressure pole is provided with protruding button and press button, and press button one end is connected with rope, and the other end of rope is provided with control knob.
6. by the arbitrary described a kind of seat reclining mechanism of claim 1-3, it is characterized in that: described servicing unit is a spring.
7. by the arbitrary described a kind of seat reclining mechanism of claim 1-3, it is characterized in that: described servicing unit is the stepless atmospheric pressure pole.
8. by the arbitrary described a kind of seat reclining mechanism of claim 1-3, it is characterized in that: described servicing unit is the electric expansion bar; The electric expansion bar comprises motor and expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201478637U CN201045969Y (en) | 2007-06-01 | 2007-06-01 | Chair inclined lying mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201478637U CN201045969Y (en) | 2007-06-01 | 2007-06-01 | Chair inclined lying mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201045969Y true CN201045969Y (en) | 2008-04-16 |
Family
ID=39298543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201478637U Expired - Fee Related CN201045969Y (en) | 2007-06-01 | 2007-06-01 | Chair inclined lying mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201045969Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103027508A (en) * | 2011-10-03 | 2013-04-10 | 乔山健康科技股份有限公司 | Flat deck chair |
| CN103431666A (en) * | 2013-08-08 | 2013-12-11 | 林长贞 | Chair structure |
| CN104159474A (en) * | 2012-01-05 | 2014-11-19 | L&P产权管理公司 | Linkage mechanism for a dual-motor lifting recliner |
| CN108577296A (en) * | 2018-05-14 | 2018-09-28 | 郑州诚合信息技术有限公司 | One kind being suitable for the adjustable office chair of computer software developer |
-
2007
- 2007-06-01 CN CNU2007201478637U patent/CN201045969Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103027508A (en) * | 2011-10-03 | 2013-04-10 | 乔山健康科技股份有限公司 | Flat deck chair |
| CN103027508B (en) * | 2011-10-03 | 2015-12-16 | 乔山健康科技股份有限公司 | Flat deck chair |
| CN104159474A (en) * | 2012-01-05 | 2014-11-19 | L&P产权管理公司 | Linkage mechanism for a dual-motor lifting recliner |
| CN104159474B (en) * | 2012-01-05 | 2017-05-03 | L & P 产权管理公司 | Linkage mechanism for a dual-motor lifting recliner |
| CN103431666A (en) * | 2013-08-08 | 2013-12-11 | 林长贞 | Chair structure |
| CN108577296A (en) * | 2018-05-14 | 2018-09-28 | 郑州诚合信息技术有限公司 | One kind being suitable for the adjustable office chair of computer software developer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080416 Termination date: 20100601 |