CN101366575A - Lift, incline controlling mechanism for swivel chair cushion - Google Patents
Lift, incline controlling mechanism for swivel chair cushion Download PDFInfo
- Publication number
- CN101366575A CN101366575A CNA2007100705178A CN200710070517A CN101366575A CN 101366575 A CN101366575 A CN 101366575A CN A2007100705178 A CNA2007100705178 A CN A2007100705178A CN 200710070517 A CN200710070517 A CN 200710070517A CN 101366575 A CN101366575 A CN 101366575A
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- attic base
- lifting
- reclining
- rod
- shaped
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Abstract
The invention relates to an adjusting mechanism for elevating and tilting a cushion tray of an office swivel chair, which comprises a bracket arranged on the cushion bottom of the swivel chair. The bracket is provided with a seat tray which is provided with a connecting hole, and the connecting hole is provided with a cushion brace therein. The adjusting mechanism is characterized in that the seat tray and a connection shaft of the bracket are articulated with each other, and the connection shaft is welded with a pressure plate; the middle part of the seat tray is provided with an opening and a spring regulating device which is pressed on the pressure plate; the left side and the right side of the seat tray are respectively provided with an up-down elevation adjusting lever and a front-back tilting adjusting lever, wherein the front end of the elevation adjusting lever is provided with a cam which is contacted with one end of a mandril moveably connected on the left inner side of the seat tray, while the other end of the mandril is contacted with a cushion elevating cylinder arranged in the brace; and the front end of the tilting adjusting lever is provided with a cam which is connected with a pull rod, and the pull rod is connected with a fixture block which is matched with the pressure plate. The adjusting mechanism can improve the comfort and the applicability of the swivel chair and reduce the working fatigue level of user, and has simple structure and easy implementation.
Description
Technical field
The present invention relates to swivel chair, particularly relate to lifting, the reclining governor motion of office revolving chair disc, belong to field of office furniture.
Background technology
In existing office revolving chair, cushion and backrest are installed in sitting of swivel chair disc on the carriage, make and constituted fixing angle between cushion and the backrest, the user is sitting up straight or can not change angle between cushion and the backrest backward during reclining, and after relying on during reclining user's back to exert pressure backward, could realize on existing swivel chair backrest the inclination of backrest short time, but can't be fixed on the angle of a certain inclination, cause fatigue easily so the user sits up straight for a long time in a posture.
Summary of the invention
The objective of the invention is in order to overcome the shortcoming that prior art exists, provide a kind of swivel chair lift adjustment freely, the angle of backrest and cushion increased automatically when backrest receded, and can be with lifting, the reclining governor motion of the office revolving chair disc of the angle locking that tilts.
The lifting of office revolving chair disc of the present invention, the technical scheme of reclining governor motion is: the support that is installed in swivel chair cushion bottom is arranged, attic base is installed on the support, be shaped on connecting hole in the attic base, the cushion pillar is installed in the connecting hole, the connecting axle that it is characterized in that attic base and support is mutually hinged, on connecting axle, weld pressing plate, the middle part of attic base is shaped on opening, and the mounting spring adjusting device is pressed on the pressing plate, install respectively the left and right sides at attic base, following lifting regulating rod and before, back reclining adjusting rod, the front end of lifting regulating rod is installed cam, and cam push rod one end inboard with being movably connected in an attic base left side contacts, and the other end of the push rod cushion lift cylinder interior with being installed in pillar contacts, at the front end of reclining adjusting rod protruding dish is installed, protruding dish cylinder lever connecting rod, pull bar connects fixture block, and fixture block matches with pressing plate.
The lifting of office revolving chair disc of the present invention, reclining governor motion, when using, need raise to swivel chair, rotate lifting regulating rod, one end of the cam jack-up push rod on the lifting regulating rod, at this moment the other end of push rod is pressed on the lift cylinder, cylinder just up raises cushion, reach the height that needs after, lifting regulating rod restPosed to get final product.When the needs swivel chair reduces, rotate lifting regulating rod and start lift cylinder, as long as the user is sitting on the swivel chair, under self gravitation, cushion will be automatically toward descending.As need regulate the reclining angle of swivel chair when using the time, only need to rotate the reclining adjusting rod, the moving pull bar of protruding dribbling on the reclining adjusting rod moves backward, pull bar drives fixture block disengaging pressing plate simultaneously, spring regulating device is hinged through connecting axle and attic base by pressing plate, people are with the strength of the arm-chair back of the body of the lying wedge dish that inclines, and spring regulating device is subjected to force compresses, and chair back tilts.Rotate the reclining adjusting rod and return to original state, pressing plate is blocked by fixture block, thereby limits its forward and backward reclining.Adopt this governor motion to improve the comfortableness and the usability of swivel chair, the user can select comfortable angle to face upward the rest of lying, and has alleviated user's work fatigue degree, and simple in structure, implements easily.
The lifting of office revolving chair disc of the present invention, reclining governor motion, its described spring regulating device is mounted in the vertical rod on the attic base base, pressing plate is passed in vertical rod, the outer mounting spring of vertical rod, and one of spring is pressed on the pressing plate, clamping cap is installed at the top of vertical rod, the other end of spring is fastened by clamping cap, and clamping cap can be rotated down and press, the spring compression, cushion reclining amplitude reduces, and plays regulating action.Its pull bar connects the extension spring seat, in the extension spring seat extension spring is installed, and the extension spring seat connects fixture block, is shaped on draw-in groove on the fixture block, and draw-in groove matches with pressing plate, can divide retaining to regulate, and the user can select to be fit to own comfortable angle of inclination and regulate.The edge of its attic base connecting hole is shaped on baffle plate, at the rear portion of fixture block collision block is installed, and collision block matches with baffle plate, and baffle plate plays position-limiting action, can reduce mechanical collision, increases the service life.Be shaped on pin-and-hole in its attic base left side, be shaped on perforation in push rod, be shaped on locating hole in the present inboard locating piece of facing left, pin-and-hole, perforation, locating hole distribution are movably connected and connect, and use flexibly.The pad part is installed in the connecting axle hinged place of its attic base and support, on the pad part cover plate is installed, and pad spare has been arranged, and has reduced the mechanical friction of attic base and support connecting axle, increases the service life cover plate fixed bolster spare.
Description of drawings
Fig. 1 is lifting, the reclining governor motion structural representation of office revolving chair disc of the present invention;
Fig. 2 is lifting, the reclining governor motion A-A schematic cross-section of office revolving chair disc of the present invention;
Fig. 3 is that the lifting, reclining governor motion B-B of office revolving chair disc of the present invention is to schematic cross-section.
The specific embodiment
The present invention relates to the lifting of office revolving chair disc, the reclining governor motion, as Fig. 1-shown in Figure 3, the support 1 that is installed in swivel chair cushion bottom is arranged, attic base 2 is installed on the support, be shaped on connecting hole 22 in the attic base 2, cushion pillar 3 is installed in the connecting hole 22, its major technology is characterised in that the attic base 2 and the connecting axle 11 of support 1 are mutually hinged, welding pressing plate 4 on connecting axle 11, the middle part of attic base 2 is shaped on opening 9, and mounting spring adjusting device 5 is pressed on the pressing plate 4, be separately installed with in the left and right sides of attic base 2, following lifting regulating rod 6 and before, back reclining adjusting rod 7, the front end of lifting regulating rod 6 is installed cam 61, and cam 61 push rod 62 one ends inboard with being movably connected in an attic base left side contact, and the other end of the push rod 62 cushion lift cylinder 8 interior with being installed in pillar 3 contacts, at the front end of reclining adjusting rod 7 protruding dish 71 is installed, protruding dish 71 cylinder lever connecting rods 72, pull bar 72 connects fixture block 75, and fixture block 75 matches with pressing plate 4.When using, need raise, rotate lifting regulating rod, an end of the cam jack-up push rod on the lifting regulating rod swivel chair, at this moment the other end of push rod is pressed on the lift cylinder, cylinder just up raises cushion, reach the height that needs after, lifting regulating rod restPosed to get final product.When the needs swivel chair reduces, rotate lifting regulating rod and start lift cylinder, as long as the user is sitting on the swivel chair, under self gravitation, cushion will be automatically toward descending.As need regulate the reclining angle of swivel chair when using the time, only need to rotate the reclining adjusting rod, the moving pull bar of protruding dribbling on the reclining adjusting rod moves backward, pull bar drives fixture block disengaging pressing plate simultaneously, spring regulating device is hinged through connecting axle and attic base by pressing plate, people are with the strength of the arm-chair back of the body of the lying wedge dish that inclines, and spring regulating device is subjected to force compresses, and chair back tilts.Rotate the reclining adjusting rod and return to original state, pressing plate is blocked by fixture block, thereby limits its forward and backward reclining.Adopt this governor motion to improve the comfortableness and the usability of swivel chair, the user can select comfortable angle to face upward the rest of lying, and has alleviated user's work fatigue degree, and simple in structure, implements easily.Its described spring regulating device 5 is mounted in the vertical rod 51 on attic base 2 bases 21, pressing plate 4 is passed in vertical rod 51, the outer mounting spring 52 of vertical rod, one of spring 52 is pressed on the pressing plate 4, and clamping cap 53 is installed at the top of vertical rod, and the other end of spring 52 is fastened by clamping cap 53, clamping cap can be rotated down and press, the spring compression, cushion reclining amplitude reduces, and plays regulating action.Its pull bar 72 connects extension spring seat 73, and extension spring 74 is installed in the extension spring seat, and extension spring seat 73 connects fixture block 75, is shaped on draw-in groove 76 on the fixture block 75, and draw-in groove 76 matches with pressing plate 4, can divide retaining to regulate, and the user can select to be fit to own comfortable angle of inclination and regulate.The edge of its attic base 2 connecting holes 22 is shaped on baffle plate 23, at the rear portion of fixture block 75 collision block 77 is installed, and collision block 77 matches with baffle plate 23, and baffle plate plays position-limiting action, can reduce mechanical collision, increases the service life.Be shaped on pin-and-hole in its attic base 2 left sides, be shaped on perforation in push rod 62, be shaped on locating hole in the locating piece 24 of inboard, attic base 2 left side, pin-and-hole, perforation, locating hole distribution 25 are connected, and use flexibly.Its attic base 2 is installed pad part 12 with connecting axle 11 hinged places of support 1, on the pad part 12 cover plate 13 is installed, and pad spare has been arranged, and has reduced the mechanical friction of attic base and support connecting axle, increases the service life cover plate fixed bolster spare.
Claims (6)
1. the lifting of office revolving chair disc, the reclining governor motion, the support (1) that is installed in swivel chair cushion bottom is arranged, attic base (2) is installed on the support, be shaped on connecting hole (22) in the attic base (2), cushion pillar (3) is installed in the connecting hole (22), it is characterized in that the attic base (2) and the connecting axle (11) of support (1) are mutually hinged, go up welding pressing plate (4) at connecting axle (11), the middle part of attic base (2) is shaped on opening (9), and mounting spring adjusting device (5) is pressed on the pressing plate (4), install respectively the left and right sides at attic base (2), following lifting regulating rod (6) and before, back reclining adjusting rod (7), the front end of lifting regulating rod (6) is installed cam (61), cam (61) push rod (62) one ends inboard with being movably connected in an attic base left side contact, the other end of push rod (62) the cushion lift cylinder (8) interior with being installed in pillar (3) contacts, at the front end of reclining adjusting rod (7) protruding dish (71) is installed, protruding dish (71) cylinder lever connecting rod (72), pull bar (72) connects fixture block (75), and fixture block (75) matches with pressing plate (4).
2. the lifting of office revolving chair disc as claimed in claim 1, reclining governor motion, it is characterized in that described spring regulating device (5) is mounted in the vertical rod (51) on attic base (2) base (21), pressing plate (4) is passed in vertical rod (51), the outer mounting spring (52) of vertical rod, one of spring (52) is pressed on the pressing plate (4), clamping cap (53) is installed at the top of vertical rod, and the other end of spring (52) is fastened by clamping cap (53).
3. the lifting of office revolving chair disc as claimed in claim 1, reclining governor motion, it is characterized in that pull bar (72) connects extension spring seat (73), extension spring (74) is installed in the extension spring seat, extension spring seat (73) connects fixture block (75), be shaped on draw-in groove (76) on the fixture block (75), draw-in groove (76) matches with pressing plate (4).
4. the lifting of office revolving chair disc as claimed in claim 1, reclining governor motion, the edge that it is characterized in that attic base (2) connecting hole (22) is shaped on baffle plate (23), collision block (77) is installed at rear portion at fixture block (75), and collision block (77) matches with baffle plate (23).
5. the lifting of office revolving chair disc as claimed in claim 1, reclining governor motion, it is characterized in that being shaped on pin-and-hole in attic base (2) left side, in push rod (62), be shaped on perforation, be shaped on locating hole in the locating piece (24) of inboard, attic base (a 2) left side, pin-and-hole, perforation, locating hole distribution (25) are connected.
6. the lifting of office revolving chair disc as claimed in claim 1, reclining governor motion is characterized in that pad part (12) is installed in connecting axle (11) hinged place of attic base (2) and support (1), and pad part (12) is gone up installation cover plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100705178A CN101366575B (en) | 2007-08-17 | 2007-08-17 | Lift, incline controlling mechanism for swivel chair cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100705178A CN101366575B (en) | 2007-08-17 | 2007-08-17 | Lift, incline controlling mechanism for swivel chair cushion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101366575A true CN101366575A (en) | 2009-02-18 |
| CN101366575B CN101366575B (en) | 2012-05-23 |
Family
ID=40410693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100705178A Expired - Fee Related CN101366575B (en) | 2007-08-17 | 2007-08-17 | Lift, incline controlling mechanism for swivel chair cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101366575B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996532A (en) * | 2016-07-01 | 2016-10-12 | 浙江天瑜家具有限公司 | Swivel chair base capable of leaning forward in adjustable mode |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0763991A4 (en) * | 1994-06-10 | 2000-10-04 | Haworth Inc | Ergonomic chair |
| CN2666265Y (en) * | 2004-01-05 | 2004-12-29 | 东钰家具股份有限公司 | Improvement of office chair base structure |
| CN2722738Y (en) * | 2004-09-17 | 2005-09-07 | 吴耀全 | Basic disc regulating structure of chair |
| CN2805510Y (en) * | 2005-06-10 | 2006-08-16 | 祝卫国 | Seat tray |
| CN2847984Y (en) * | 2005-11-09 | 2006-12-20 | 番禺通赞五金塑料制品有限公司 | Chair bottom disc |
| CN2889011Y (en) * | 2006-01-24 | 2007-04-18 | 汤日安 | A lifting and tilting adjustment device for office chair |
| CN2914826Y (en) * | 2006-04-22 | 2007-06-27 | 番禺通赞五金塑料制品有限公司 | Chair underpan capable of adjusting tilting and lifting conveniently |
| CN2922618Y (en) * | 2006-07-17 | 2007-07-18 | 番禺通赞五金塑料制品有限公司 | Base of lifting and leaning chair |
| CN201104654Y (en) * | 2007-08-17 | 2008-08-27 | 叶根林 | Lifting and inclined regulating mechanism of office revolving chair backing plate |
-
2007
- 2007-08-17 CN CN2007100705178A patent/CN101366575B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105996532A (en) * | 2016-07-01 | 2016-10-12 | 浙江天瑜家具有限公司 | Swivel chair base capable of leaning forward in adjustable mode |
| CN105996532B (en) * | 2016-07-01 | 2023-05-02 | 浙江天瑜家具有限公司 | Swivel chair base with adjustable forward inclination |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101366575B (en) | 2012-05-23 |
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Granted publication date: 20120523 Termination date: 20150817 |
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| EXPY | Termination of patent right or utility model |