CN103720225B - Simple sofa expansion device - Google Patents
Simple sofa expansion device Download PDFInfo
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- CN103720225B CN103720225B CN201410017296.8A CN201410017296A CN103720225B CN 103720225 B CN103720225 B CN 103720225B CN 201410017296 A CN201410017296 A CN 201410017296A CN 103720225 B CN103720225 B CN 103720225B
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- unit
- seat cushion
- supporting unit
- bar
- connecting rod
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- 230000000694 effects Effects 0.000 claims abstract description 8
- 210000000689 upper leg Anatomy 0.000 claims description 26
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 210000002414 leg Anatomy 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 2
- 210000003141 lower extremity Anatomy 0.000 claims 1
- 230000007246 mechanism Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Abstract
The invention relates to a simple sofa expansion device, which belongs to the technical field of manufacturing of a recreational lying/sitting dual-purpose sofa. The simple sofa expansion device comprises a base and an expansion bracket body, wherein the expansion bracket body is arranged on the base, and the expansion bracket body and the base are movably linked with each other through a connecting rod; the expansion bracket body comprises a seat cushion supporting unit, a leg supporting unit and a backrest supporting unit, the seat cushion supporting unit is arranged in the middle of the expansion bracket body, the leg supporting unit and the backrest supporting unit are located in front and rear of the seat cushion supporting unit, respectively, and the seat cushion supporting unit is hinged with the leg supporting unit and the backrest supporting unit respectively. By using the scheme, the whole expansion device is simple in structure, but can achieve a same effect, and furthermore, the simple sofa expansion device can be fit with the physiological curve of a human body in the process of expansion, so that people feel comfortable.
Description
Technical field:
The invention belongs to leisure lying seat sofa bed manufacturing technology field, particularly a kind of easy sofa retractor device.
Background technology:
Publication date be in August, the 2013 Publication No. cn 201185803y of 28 days open file in disclose one kind
Soft extendable frame, including main frame unit, step telescopic unit, backrest angle change unit and power unit, main frame unit
Including forward and backward crossbeam and symmetrical Collapsible structure, step telescopic unit is located at main frame unit front end, and backrest angle becomes
Change unit and be located at main frame unit rear end, power unit includes motor and push-pull bar, front beam before push-pull bar push-and-pull.This chair frame
Complex structure, and the shape of each connecting rod is unfavorable for molding, and production cost is larger, and connecting rod much leads to overall matter
Amount is unfavorable for carrying again very much.
Content of the invention:
It is an object of the invention to provide a kind of structure is simpler, but same effect can be produced, or even when flexible
Time Human Physiology curve of more fitting makes people feel comfortable.
The above-mentioned technical purpose of the present invention has the technical scheme that a kind of sofa of simplicity stretches and fills
Put, including base and the telescope support body being arranged on described base, described telescope support body passes through connection with described base
Extension bar active link；Described telescope support body includes positioned at middle supporting unit of seat cushion and is located at described seat support respectively
Thigh support unit before and after unit and back rest supports unit, described supporting unit of seat cushion respectively with described thigh support unit,
Back rest supports unit is hinged；Described coupling bar includes being articulated with being actively coupled between described base and described supporting unit of seat cushion
Bar, the rotation coupling bar being articulated between described base and described back rest supports unit, it is articulated with described base and described leg
Flexible actuating unit between support unit；Described flexible actuating unit controls the flexible of described thigh support unit and lifting,
The lifting of described supporting unit of seat cushion and described inclining of back rest supports unit are bowed.
Preferably, described thigh support unit includes first connecting rod hinged with described supporting unit of seat cushion respectively and
Two connecting rods, described first connecting rod is articulated with a top of described supporting unit of seat cushion, and described first connecting rod is articulated with the 3rd even
One top of bar and fourth link, described second connecting rod is articulated with a top of described fourth link；Described third connecting rod
Support pedestal with described fourth link in its respective another one top articulated leg；Described first connecting rod couples cross bar, institute
State setting rotating base on cross bar hinged with described flexible actuating unit.
Preferably, setting finite place piece limits the limit contraction of described thigh support unit on described supporting unit of seat cushion
Position.
Preferably, being additionally provided between described supporting unit of seat cushion and described base so that described supporting unit of seat cushion is fast
The reset components that speed declines.
Preferably, described reset components are spring.
Preferably, described rack body is by medianly zygomorphic supporting unit of seat cushion, thigh support unit and backrest
Support unit forms, and described activity chain extension bar respectively has at least 2 in left side and right side, is arranged at described base and described in front and back
Between frame body, and at least setting transversely strengthening bar between posterior described activity chain extension bar is being set.
Preferably, being fixedly connected described cross bar with described first connecting rod.
In sum, the retractor device that the present invention provides is with regard to a motion cycle, and just only one group of connecting rod, with now
There is technology to think that ratio eliminates least one set connecting rod, and the connecting rod in this retractor device is substantially at vertical bar shape, production
When open that grinding tool is fairly simple, above-mentioned two reason makes production cost substantially reduce.When motion, flexible actuating unit
First boost thigh support unit, when thigh support unit is stretched over the limit, boosts supporting unit of seat cushion and rise, rising
During back rest supports unit move forward and drive back rest supports unit to tilt, whole motor process protects the people being sitting on chair
Head and waist slowly held up respectively, and waist when lifting up can so that waist is in extended configuration, ratio existing
Leg is only held up by some chairs, and backrest leans back, it is not intended that waist unfold problem, so this retractor device can have
The potbelly problem realized unfolding of waist, advantageously account for now socially of effect.The link position of four connecting rods is as originally
Retractor device connects arrangement and effectively can boost thigh support unit and withdraw.The setting of locating part can limit leg and prop up
Position and the position being stretched over the limit that support unit reclaims, can effectively coordinate leg lines, and when reaching suitable
Start to hold up supporting unit of seat cushion.In the introduction, the effect of spring is to drive backrest inclination, but in this retractor device
Spring be in order to horse back to one lead of telescope support body being in the fully extended state it is ensured that whole telescope support this
The recovery of body.To draw backrest without spring, and the setting of connecting rod and reinforcing bar can guarantee that the structure of whole extending apparatus
Intensity.
Brief description:
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the original state schematic diagram of the present invention；
Fig. 3 is the view of the thigh support unit stretching, extension of the present invention；
Fig. 4 is the view of the back rest supports unit inclination of the present invention；
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4,1- base, 11- reset components, 2- telescope support body, 21- thigh support list
Unit, 22- supporting unit of seat cushion, 23- back rest supports unit, 3- is actively coupled bar, 31- transversely strengthening bar, 32- cross bar, and 4- stretches
Actuating unit, 5- swivel-chain extension bar, 6- locating part, 61- first connecting rod, 62- second connecting rod, 63- third connecting rod, 64- the 4th is even
Bar, 65- thigh support pedestal, 66- rotating base.
Specific embodiment:
Below in conjunction with accompanying drawing, the present invention is described in further detail.
A kind of easy sofa extending apparatus as shown in Figure 1, including a rectangular base 1, the length sides of base 1 are angle bar,
It is welded with two iron pipes as width edge between angle bar.Base 1 top setting telescope support body 2, both pass through connection
Bar active link, coupling bar includes being actively coupled bar 3, rotates coupling bar 5 and flexible actuating unit 4.Cut with scissors respectively on each angle bar
It is connected to 2 to being actively coupled bar 3, one pair of which is actively coupled bar 3 and is hinged in the middle part of length sides, another hinged to being actively coupled bar 3
In length sides end, above-mentioned two couple is actively coupled bar 3 and tilts to base 1 one end being not provided with being actively coupled bar 3, and each pair
It is actively coupled between bar 3 and be welded with transversely strengthening bar 31.It is actively coupled and is connected with telescope support body 2 on bar 3, stretch and prop up
Frame body 2 includes thigh support unit 21, supporting unit of seat cushion 22 and back rest supports unit 23；Wherein it is actively coupled bar 3 and seat
Pad support units 22 are hinged, and supporting unit of seat cushion 22 cooperation is actively coupled bar 3 and is also equipped with 2, and the one of supporting unit of seat cushion 22
End is hinged with a pair of thigh support unit 21.It is further fixedly arranged on so that seat support between supporting unit of seat cushion 22 and base 1
Unit 22 is in quickly the reset components 11 of decline state, and reset components 11 are spring.
Thigh support unit 21 includes the first connecting rod 61 hinged with supporting unit of seat cushion 22 and second connecting rod 62, and first even
Bar 61 is hinged with third connecting rod 63, and second connecting rod 62 is hinged with fourth link 64；First connecting rod 61 and fourth link 64 are hinged on
Together, third connecting rod 63 and fourth link 64 front end are hinged with thigh support pedestal 65, are welded with cross bar between first connecting rod 61
32.Supporting unit of seat cushion 22 arranges finite place piece 6, and is between first connecting rod 61 and second connecting rod 62.
Back rest supports unit 23 is a subtriangular support, the hinged supporting unit of seat cushion 22 of apex；Separately
One apex is hinged with swivel-chain extension bar 5, and the hinged activity chain extension bar 3 of swivel-chain extension bar 5 point to do not set mobile base 1 one
End.
Base 1 one end as being actively coupled bar 3 sensing in Fig. 2, Fig. 3 and Fig. 4 is additionally provided with and can turn in perpendicular
Dynamic flexible actuating unit 4, is provided with rotating base 66 between thigh support unit 21, and rotating base 66 includes cross bar 32
With flexible actuating unit 4.When flexible actuating unit 4 is in motion, flexible actuating unit 4 first boosts thigh support unit
21, when thigh support unit 21 is stretched over the limit, boosts supporting unit of seat cushion 22 and rise, during rising, backrest props up
Support unit 22 move forward and drive back rest supports unit 23 to tilt, whole motor process protect the people being sitting on chair head and
Waist is slowly held up respectively.Recovery is also first to start to recover from back rest supports unit 23, and then supporting unit of seat cushion 22 declines,
Last thigh support unit 21 declines and is in state straight down.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but as long as at this
All protected by Patent Law in the right of invention.
Claims (3)
1. a kind of easy sofa retractor device, including base (1) with the telescope support body that is arranged on described base (1)
(2) it is characterised in that described telescope support body (2) passes through coupling bar active link with described base (1)；Described flexible
Frame body (2) includes positioned at middle supporting unit of seat cushion (22) and is located at the lower limb before and after described supporting unit of seat cushion (22) respectively
Portion's support unit (21) and back rest supports unit (23), described supporting unit of seat cushion (22) respectively with described thigh support unit
(21), back rest supports unit (23) is hinged；Described coupling bar includes being articulated with described base (1) and described supporting unit of seat cushion
(22) rotation being actively coupled bar (3), being articulated between described base (1) and described back rest supports unit (23) between couples
Bar (5), the flexible actuating unit (4) being articulated between described base (1) and described thigh support unit (21)；Described flexible dynamic
Force mechanisms (4) control the flexible of described thigh support unit (21) and lifting, the lifting of described supporting unit of seat cushion (22) and institute
State inclining of back rest supports unit (23) to bow；Described thigh support unit (21) includes cutting with scissors with described supporting unit of seat cushion (22) respectively
The first connecting rod (61) connecing and second connecting rod (62), described first connecting rod (61) is articulated with the one of described supporting unit of seat cushion (22)
Individual top, described first connecting rod (61) is articulated with a top and the fourth link (64) of third connecting rod (63), and described second even
Bar (62) is articulated with a top of described fourth link (64)；Described third connecting rod (63) and described fourth link (64) are at it
Respective another one top articulated leg supports pedestal (65)；Described first connecting rod (61) connection cross bar (32), described cross bar
Upper setting rotating base (66) is hinged with described flexible actuating unit (4)；Described supporting unit of seat cushion (22) is upper to arrange limited location
Part (6) limits the extreme retracted positions of described thigh support unit (21)；Described supporting unit of seat cushion (22) and described base (1)
Between be additionally provided with the reset components (11) making described supporting unit of seat cushion (22) rapid decrease；Described reset components (11) are
Spring；The described bar (3) that is actively coupled supports supporting unit of seat cushion (22) reciprocating motion.
2. a kind of easy sofa retractor device according to claim 1 it is characterised in that described rack body (2) by
Medianly zygomorphic supporting unit of seat cushion (22), thigh support unit (21) and back rest supports unit (23) composition, described work
Dynamic chain extension bar (3) respectively has at least 2 in left side and right side, be arranged in front and back described base (1) and described rack body (2) it
Between, and at least setting transversely strengthening bar (31) between posterior described activity chain extension bar (3) is being set.
3. a kind of easy sofa retractor device according to claim 2 it is characterised in that with described first connecting rod (61)
Be fixedly connected described cross bar (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410017296.8A CN103720225B (en) | 2014-01-15 | 2014-01-15 | Simple sofa expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410017296.8A CN103720225B (en) | 2014-01-15 | 2014-01-15 | Simple sofa expansion device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103720225A CN103720225A (en) | 2014-04-16 |
| CN103720225B true CN103720225B (en) | 2017-02-01 |
Family
ID=50444714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410017296.8A Active CN103720225B (en) | 2014-01-15 | 2014-01-15 | Simple sofa expansion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103720225B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103783856B (en) * | 2014-01-15 | 2017-01-25 | 永艺家具股份有限公司 | Sofa retractor device |
| WO2015106409A1 (en) * | 2014-01-15 | 2015-07-23 | 傅建华 | Simple and convenient sofa expansion device |
| CN104068657B (en) * | 2014-07-08 | 2017-02-15 | 永艺家具股份有限公司 | Seat and functional frame thereof |
| CN104545064B (en) * | 2015-01-14 | 2017-05-24 | 浙江工业大学 | Iron stand mechanism of split horizontal sliding chair |
| CN112353616B (en) * | 2020-10-27 | 2022-09-06 | 东南大学 | Bed board mechanism suitable for bed chair transform |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776158Y (en) * | 2005-01-21 | 2006-05-03 | 龚伟良 | Sofa rest chair frame device |
| CN102133005A (en) * | 2010-01-15 | 2011-07-27 | L&P产权管理公司 | Powered rocker recliner linkage mechanism |
| CN202160984U (en) * | 2011-07-19 | 2012-03-14 | 厦门蒙发利科技（集团）股份有限公司 | Head-turnover sofa chair rack |
| CN202739303U (en) * | 2012-08-06 | 2013-02-20 | 互赢集团控股有限公司 | Recliner bracket |
| CN203137685U (en) * | 2013-04-09 | 2013-08-21 | 嘉兴维特拉家具有限公司 | Massage sofa with double seats |
| CN203331879U (en) * | 2013-06-08 | 2013-12-11 | 刘俊勤 | Vehicle-mounted seat |
| CN203354076U (en) * | 2013-07-09 | 2013-12-25 | 安吉县盛信办公家具有限公司 | Sofa |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20106560U1 (en) * | 2001-04-14 | 2002-08-29 | Dewert Antriebs Systemtech | Seat-recliner armchair adjustable by motor |
| US8449027B2 (en) * | 2010-03-23 | 2013-05-28 | L & P Property Management Company | Full-flat recline linkage |
-
2014
- 2014-01-15 CN CN201410017296.8A patent/CN103720225B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776158Y (en) * | 2005-01-21 | 2006-05-03 | 龚伟良 | Sofa rest chair frame device |
| CN102133005A (en) * | 2010-01-15 | 2011-07-27 | L&P产权管理公司 | Powered rocker recliner linkage mechanism |
| CN202160984U (en) * | 2011-07-19 | 2012-03-14 | 厦门蒙发利科技（集团）股份有限公司 | Head-turnover sofa chair rack |
| CN202739303U (en) * | 2012-08-06 | 2013-02-20 | 互赢集团控股有限公司 | Recliner bracket |
| CN203137685U (en) * | 2013-04-09 | 2013-08-21 | 嘉兴维特拉家具有限公司 | Massage sofa with double seats |
| CN203331879U (en) * | 2013-06-08 | 2013-12-11 | 刘俊勤 | Vehicle-mounted seat |
| CN203354076U (en) * | 2013-07-09 | 2013-12-25 | 安吉县盛信办公家具有限公司 | Sofa |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103720225A (en) | 2014-04-16 |
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Owner name: LI RENYING Free format text: FORMER OWNER: FU JIANHUA Effective date: 20140725 |
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Effective date of registration: 20140725 Address after: Anji County, Zhejiang province 313000 Huzhou City Dipu town top Sen Road No. 18 Applicant after: Li Renying Address before: Anji County, Zhejiang province 313000 Huzhou City Dipu town top Sen Road No. 18 Applicant before: Fu Jianhua |
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Owner name: ZHEJIANG UE FURNITURE CO., LTD. Free format text: FORMER OWNER: LI RENYING Effective date: 20140827 |
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Free format text: CORRECT: ADDRESS; FROM: 313000 HUZHOU, ZHEJIANG PROVINCE TO: 313300 HUZHOU, ZHEJIANG PROVINCE |
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Effective date of registration: 20140827 Address after: 313300 Zhejiang City, Huzhou Province, Anji County, West Wing Road, No. 1 Applicant after: ZHEJIANG UE FURNITURE Co.,Ltd. Address before: Anji County, Zhejiang province 313000 Huzhou City Dipu town top Sen Road No. 18 Applicant before: Li Renying |
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Address after: 313300 Zhejiang City, Huzhou Province, Anji County, West Wing Road, No. 1 Applicant after: UE FURNITURE Co.,Ltd. Address before: 313300 Zhejiang City, Huzhou Province, Anji County, West Wing Road, No. 1 Applicant before: ZHEJIANG UE FURNITURE Co.,Ltd. |
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Denomination of invention: A simple sofa telescopic device Effective date of registration: 20210914 Granted publication date: 20170201 Pledgee: China Co. truction Bank Corp Anji branch Pledgor: UE FURNITURE Co.,Ltd. Registration number: Y2021330001547 |
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Denomination of invention: A simple expansion device for sofa Effective date of registration: 20221215 Granted publication date: 20170201 Pledgee: Anji Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: UE FURNITURE Co.,Ltd. Registration number: Y2022330003686 |
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