CN104605648A - Synchronous different-angle base plate for backrest and cushion - Google Patents
Synchronous different-angle base plate for backrest and cushion Download PDFInfo
- Publication number
- CN104605648A CN104605648A CN201510045916.3A CN201510045916A CN104605648A CN 104605648 A CN104605648 A CN 104605648A CN 201510045916 A CN201510045916 A CN 201510045916A CN 104605648 A CN104605648 A CN 104605648A
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- backrest
- angle
- base plate
- cushion
- connecting rod
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Abstract
The invention discloses a synchronous different-angle base plate for a backrest and a cushion. The synchronous different-angle base plate comprises a backrest, a base plate, a cushion and handrails, wherein the cushion is arranged on the base plate; the base plate comprises a base plate shell; a slide chute is formed in the base plate shell; a sliding connection pipe of a backrest angle change mechanism slides in the slide chute; a fixed connection pipe of the backrest angle change mechanism is rotationally fixed on the lower part of the base plate shell; an anteversion angle limiting spanner drives a first anteversion limiting connection rod and a second anteversion limiting connection rod to rotate a certain angle; limiting blocks slide in a slide way of a slide way plate through the connection rods; and the rotation ranges of the connection rods of the backrest angle change mechanism change due to different heights of the limiting blocks. According to the synchronous different-angle base plate, the backrest and the cushion can meet the synchronous different-angle adjusting function through the base plate adjusting functions of inclining the backrest and sliding the cushion forwards; the distance from eyes to a display changes as little as possible; the function of the base plate meets the angle between a sitting posture and a chair during a normal working process; and the angle of the cushion is adjusted to met the angle between the sitting posture and the chair during a forward leaning process.
Description
Technical field
The invention belongs to seat part technical field, be specifically related to a kind of backrest and seat cushion combination synchronous different angle base apparatus.
Background technology
General chair has cushion backrest synchronous different angular adjustment, makes seat adapt to the different sitting posture of human body, guarantees its comfortableness.But in normal work, people does not wish again the change of eyes and computer generation distance while backrest backward praise.General seat cushions and backrest all can meet toward rear-inclined and normally to work sitting posture, but sometimes people can forward lean when working long hours, and needs cushion to lean forward, and backrest leans forward the top back of the body.
Summary of the invention
In order to solve the above-mentioned technical problem existed in prior art, the invention provides a kind of backrest and seat cushion combination synchronous different angle base apparatus, comprise backrest, chassis, cushion, handrail, described cushion is located on chassis, described chassis comprises chassis shell, chassis shell is provided with chute, the slip nipple of backrest angle changeable mechanism slides in chute, rotatably fixed underpan shell bottom is managed in being fixedly connected with of backrest angle changeable mechanism, the spacing spanner of forward leaning angle, first spacing connecting rod and the second spacing connecting rod that leans forward that leans forward is driven to rotate to an angle, by connecting rod, limited block is slided at the slideway of chute board, the differing heights of described limited block makes the rotating range of the connecting rod of backrest angle changeable mechanism change, its sliding scale in the chute of shell both sides, chassis sidewall is changed, thus backrest forward leaning angle is changed.
Further, second gear mechanism that spacing connecting rod and stop collar form that leans forward limits gear.
Further, hypsokinesis angle limit spanner drives the spacing connecting rod of hypsokinesis to rotate to an angle, limit assembly is driven to move to certain position, the slip nipple of backrest angle changeable mechanism slipper scope in the chute of shell both sides, chassis sidewall is limited, thus makes backrest hypsokinesis Angulation changes
Further, drive slip nipple to move forward during cushion reach, drive backrest angle changeable mechanism clockwise to rotate by connecting rod, Compress Spring, meets backrest and seat cushion combination function by the elastic reset of spring.
Further, dorsal horn degree changeable mechanism and shell both sides, chassis sidewall distance is regulated by nylon jacket.
Further, also comprise backrest pretightning force adjusting rod, rotary backrest pretightning force adjusting rod, regulating block is moved to nearly handle place, spring-compressed effect block then moves forward or backward, and spring changes initial compression amount under the effect of spring-compressed effect block, thus changes backrest inclination pretightning force
Further, the chute of chassis shell is provided with slide rail cushion cover.
While the present invention makes backrest and seat cushion combination meet the function of synchronous different angular adjustment by backrest praise cushion toward the chassis regulatory function of front slide, eyes change from the distance of display as far as possible less.The present invention meets the angle of normal work sitting posture chair by chassis function, the chair angle of sitting posture when cushion angle also can be regulated to meet forward lean.
Accompanying drawing explanation
Fig. 1 be synchronous different angle and the advancing slip chassis of cushion to cushion backrest regulating effect schematic diagram;
Fig. 2 is that backrest and seat cushion combination leans forward chassis to cushion backrest regulating effect schematic diagram;
Fig. 3 is synchronous different angle chassis detonation configuration schematic diagram;
Fig. 4 is the sectional view of assembly 2-4 backrest pretightning force and sitting height adjusting rod;
Fig. 5 is that synchronous different angle chassis backrest tilts forward and back angle governor motion schematic diagram;
Fig. 6 is the pie graph of backrest angle excursion adjusting rod assembly;
Fig. 7 is for tilting forward and back angle governor motion partial schematic diagram;
The pie graph of Fig. 8 backrest angle changeable mechanism assembly.
Each Reference numeral implication in figure: 1-backrest; 2-chassis; 3-cushion; 4-handrail; 2-1-chassis shell; 2-2-chute board; 2-3-slide rail cushion cover; 2-4-backrest pretightning force and sitting height adjusting rod; 2-5-backrest angle changeable mechanism; 2-6-limit assembly; 2-7-nylon jacket; 2-8-stop collar; 2-9-backrest angle excursion adjusting rod; 2-10-gap adjusting sleeve; 2-11-spring contact cushion block; 2-12-spring; 2-13-banking stop; 2-14-reduction torsion spring; 2-15-sitting height change depression bar; 2-16-connecting rod; 2-17-limited block; 2-18-internal thread tube connector; 2-4-1-backrest pretightning force adjusting rod; 2-4-2-sitting height adjusting rod; 2-4-3-spring-compressed effect block; 2-4-4-regulating block; The spacing spanner of 2-9-1-forward leaning angle; 2-9-2-hypsokinesis angle limit spanner; The spacing connecting rod of 2-9-3-hypsokinesis; 2-9-4-first leans forward spacing connecting rod; 2-9-5-second leans forward spacing connecting rod; 2-5-1-slip nipple; 2-5-2-connecting rod; The spacing connecting rod of 2-5-3-; 2-5-4-is fixedly connected with pipe.
Detailed description of the invention
Synchronous different angle chassis is further illustrated below in conjunction with Figure of description:
The major function of backrest and seat cushion combination synchronous different angle base apparatus of the present invention can also play the advancing slip effect of cushion regulating backrest and seat cushion combination angle while.
As shown in Figure 1, when human body lean against backrest is swung back time, cushion and backrest can realize tilting backwards different angles by inside chassis mechanism simultaneously and cushion is advancing slip, realizes comfortable sitting posture.
As shown in Figure 3, backrest and seat cushion combination synchronous different angle base apparatus of the present invention, its backrest angle changeable mechanism 2-5 one end is installed on chassis shell 2-1, regulated and shell 2-1 both sides, chassis sidewall distance by nylon jacket 2-7, the other end when then backrest is pressed down, slides in the chute of shell 2-1 both sides, chassis sidewall, pull the spacing spanner 2-9-1 of forward leaning angle, first is driven to lean forward spacing connecting rod 2-9-4, the second spacing connecting rod 2-9-5 that leans forward rotates to an angle, by connecting rod 2-16, limited block 2-17 is slided at the slideway of chute board 2-2, gear (as shown in Figure 6) is limited by second gear mechanism that spacing connecting rod 2-9-5 and stop collar 2-8 forms that leans forward, limited block 2-17 differing heights makes the rotating range of the connecting rod 2-5-2 of backrest angle changeable mechanism 2-5 change, its sliding scale in the chute of shell 2-1 both sides, chassis sidewall is changed, thus backrest forward leaning angle is changed, pulling hypsokinesis angle limit spanner 2-9-2 makes the spacing connecting rod 2-9-3 of hypsokinesis rotate to an angle, limit assembly 2-6 is driven to move to certain position, the connecting rod of backrest angle changeable mechanism 2-5 slipper scope in the chute of shell 2-1 both sides, chassis sidewall is limited, thus makes backrest hypsokinesis Angulation changes.
As shown in Fig. 5, drive slip nipple 2-5-1 to move forward during cushion reach, drive backrest angle changeable mechanism 2-5 clockwise to rotate by connecting rod 2-5-2, Compress Spring 2-12, meets backrest and seat cushion combination function by the elastic reset of spring 2-12.Stirring forward leaning angle spacing spanner 2-9-1 drives limited block 2-17 to meet backrest layback limit function by the second lean forward spacing connecting rod 2-9-5, connecting rod 2-16.Stir hypsokinesis angle limit spanner 2-9-2 to drive limit assembly 2-6 to meet backrest by the spacing connecting rod 2-9-3 of hypsokinesis to lean forward limit function.
As Fig. 3,4,5,6, shown in 7, rotary backrest pretightning force adjusting rod 2-4-1, regulating block 2-4-4 is moved (or oppositely moving) to nearly handle place, spring-compressed effect block 2-4-3 then forward (or backward) is mobile, spring 2-12 changes initial compression amount under the effect of spring-compressed effect block 2-4-3, thus changes backrest inclination pretightning force; Press down sitting height adjusting rod 2-4-2; Act on sitting height change depression bar 2-15, make it rotate and be pressed on gas bar use button, thus make chassis 2, cushion 3 Level Change, unclamp sitting height adjusting rod 2-4-2, under the effect of reduction torsion spring 2-14, sitting height adjusting rod 2-4-2 resets.
Shown in the above and figure is only the preferred embodiment of the present invention.It should be pointed out that for the person of ordinary skill of the art, under the premise without departing from the principles of the invention, can also make some modification and improvement, these also should be considered as belonging to protection scope of the present invention.
Claims (7)
1. a backrest and seat cushion combination synchronous different angle base apparatus, comprise backrest (1), chassis (2), cushion (3), handrail (4), it is characterized in that: described cushion (3) is located on chassis (2), described chassis (2) comprises chassis shell (2-1), chassis shell (2-1) is provided with chute, the slip nipple (2-5-1) of backrest angle changeable mechanism (2-5) slides in chute, backrest angle changeable mechanism (2-5) be fixedly connected with pipe (2-5-4) rotatably fixed underpan shell (2-1) bottom, the spacing spanner of forward leaning angle (2-9-1), first spacing connecting rod (2-9-4) and the second spacing connecting rod (2-9-5) that leans forward that leans forward is driven to rotate to an angle, by connecting rod (2-16), limited block (2-17) is slided at the slideway of chute board (2-2), the differing heights of described limited block (2-17) makes the rotating range of the connecting rod of backrest angle changeable mechanism (2-5) change, its sliding scale in the chute of chassis shell (2-1) both sides sidewall is changed, thus backrest forward leaning angle is changed.
2. backrest and seat cushion combination synchronous different angle base apparatus as claimed in claim 1, is characterized in that: second leans forward, and gear mechanism that spacing connecting rod (2-9-5) and stop collar (2-8) form limits gear.
3. backrest and seat cushion combination synchronous different angle base apparatus as claimed in claim 1, it is characterized in that: hypsokinesis angle limit spanner (2-9-2) drives the spacing connecting rod of hypsokinesis (2-9-3) to rotate to an angle, limit assembly (2-6) is driven to move to certain position, the slip nipple of backrest angle changeable mechanism (2-5) (2-5-1) slipper scope in the chute of chassis shell (2-1) both sides sidewall is limited, thus makes backrest hypsokinesis Angulation changes.
4. the backrest and seat cushion combination synchronous different angle base apparatus as described in one of claim 1-3, it is characterized in that: during cushion (3) reach, drive slip nipple (2-5-1) to move forward, backrest angle changeable mechanism (2-5) clockwise is driven to rotate by connecting rod (2-5-2), Compress Spring (2-12), meets backrest and seat cushion combination function by the elastic reset of spring (2-12).
5. the backrest and seat cushion combination synchronous different angle base apparatus as described in one of claim 1-3, is characterized in that: regulate dorsal horn degree changeable mechanism (2-5) and chassis shell (2-1) both sides sidewall distance by nylon jacket (2-7).
6. the backrest and seat cushion combination synchronous different angle base apparatus as described in one of claim 1-3, it is characterized in that: also comprise backrest pretightning force adjusting rod (2-4-1), rotary backrest pretightning force adjusting rod (2-4-1), regulating block (2-4-4) is moved to nearly handle place, spring-compressed effect block (2-4-3) then moves forward or backward, spring (2-12) changes initial compression amount under the effect of spring-compressed effect block (2-4-3), thus changes backrest inclination pretightning force.
7. the backrest and seat cushion combination synchronous different angle base apparatus as described in one of claim 1-3, is characterized in that: the chute of chassis shell is provided with slide rail cushion cover (2-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045916.3A CN104605648B (en) | 2015-01-29 | 2015-01-29 | Synchronous different-angle base plate for backrest and cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045916.3A CN104605648B (en) | 2015-01-29 | 2015-01-29 | Synchronous different-angle base plate for backrest and cushion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104605648A true CN104605648A (en) | 2015-05-13 |
| CN104605648B CN104605648B (en) | 2017-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510045916.3A Active CN104605648B (en) | 2015-01-29 | 2015-01-29 | Synchronous different-angle base plate for backrest and cushion |
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| Country | Link |
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| CN (1) | CN104605648B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106473504A (en) * | 2016-09-30 | 2017-03-08 | 顾家家居股份有限公司 | A kind of functional frame and seat |
| CN107536317A (en) * | 2016-06-28 | 2018-01-05 | 波斯特图里泰有限公司 | Seat tilt adjustment with two springs |
| CN107898197A (en) * | 2017-09-22 | 2018-04-13 | 东莞致诚办公家具有限公司 | Seat with synchronous regulating mechanism |
| CN110087508A (en) * | 2016-10-14 | 2019-08-02 | 托普斯塔有限公司 | Chair |
| CN113925309A (en) * | 2021-11-29 | 2022-01-14 | 佛山市顺德区檀林家具有限公司 | A bottom box structure applied to an office chair |
| CN115886477A (en) * | 2022-11-09 | 2023-04-04 | 佛山市精一家具有限公司 | Synchronous swinging seat |
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| EP0205097A2 (en) * | 1985-06-14 | 1986-12-17 | August Fröscher GmbH & Co. K.G. | Working chair |
| EP0698358A2 (en) * | 1994-08-17 | 1996-02-28 | Ashfield Engineering Company Wexford Limited | A chair tilting mechanism |
| CN1276190A (en) * | 1999-06-04 | 2000-12-13 | 普罗-科德有限公司 | Chair with seat capable of tilting |
| JP2003245155A (en) * | 2002-02-25 | 2003-09-02 | Okamura Corp | Reclining seat |
| CN1494845A (en) * | 1997-10-24 | 2004-05-12 | ض� | Synchronous inclinable chain with adjustable chair seat, chair back and energy mechanism |
| CN2912369Y (en) * | 2006-06-13 | 2007-06-20 | 东钰家具股份有限公司 | Slidable seat base |
| CN101278782A (en) * | 2007-04-06 | 2008-10-08 | L&P产权管理公司 | Adjustment device for a reclining chair |
| CN201894390U (en) * | 2010-12-03 | 2011-07-13 | 孙远波 | Chair mechanism capable of realizing synchronous inclination of seat surface and backrest |
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2015
- 2015-01-29 CN CN201510045916.3A patent/CN104605648B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0205097A2 (en) * | 1985-06-14 | 1986-12-17 | August Fröscher GmbH & Co. K.G. | Working chair |
| EP0698358A2 (en) * | 1994-08-17 | 1996-02-28 | Ashfield Engineering Company Wexford Limited | A chair tilting mechanism |
| CN1494845A (en) * | 1997-10-24 | 2004-05-12 | ض� | Synchronous inclinable chain with adjustable chair seat, chair back and energy mechanism |
| CN1276190A (en) * | 1999-06-04 | 2000-12-13 | 普罗-科德有限公司 | Chair with seat capable of tilting |
| JP2003245155A (en) * | 2002-02-25 | 2003-09-02 | Okamura Corp | Reclining seat |
| CN2912369Y (en) * | 2006-06-13 | 2007-06-20 | 东钰家具股份有限公司 | Slidable seat base |
| CN101278782A (en) * | 2007-04-06 | 2008-10-08 | L&P产权管理公司 | Adjustment device for a reclining chair |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107536317A (en) * | 2016-06-28 | 2018-01-05 | 波斯特图里泰有限公司 | Seat tilt adjustment with two springs |
| CN107536317B (en) * | 2016-06-28 | 2022-02-11 | 波斯特图里泰有限公司 | Seat reclining mechanism with two springs |
| CN106473504A (en) * | 2016-09-30 | 2017-03-08 | 顾家家居股份有限公司 | A kind of functional frame and seat |
| CN106473504B (en) * | 2016-09-30 | 2024-03-08 | 顾家家居股份有限公司 | Function frame and seat |
| CN110087508A (en) * | 2016-10-14 | 2019-08-02 | 托普斯塔有限公司 | Chair |
| CN107898197A (en) * | 2017-09-22 | 2018-04-13 | 东莞致诚办公家具有限公司 | Seat with synchronous regulating mechanism |
| CN113925309A (en) * | 2021-11-29 | 2022-01-14 | 佛山市顺德区檀林家具有限公司 | A bottom box structure applied to an office chair |
| CN115886477A (en) * | 2022-11-09 | 2023-04-04 | 佛山市精一家具有限公司 | Synchronous swinging seat |
| CN115886477B (en) * | 2022-11-09 | 2023-11-28 | 佛山市精一家具有限公司 | Synchronous swinging seat |
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| CN104605648B (en) | 2017-02-22 |
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| C14 | Grant of patent or utility model | ||
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Denomination of invention: A synchronous chassis with different angles for backrest and seat cushion Effective date of registration: 20230904 Granted publication date: 20170222 Pledgee: Anji Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ANJI FUHE FURNITURE Co.,Ltd. Registration number: Y2023330001947 |