CN103355974B - The inclination type chair frame that backrest can lock when using state - Google Patents
The inclination type chair frame that backrest can lock when using state Download PDFInfo
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- CN103355974B CN103355974B CN201210118476.6A CN201210118476A CN103355974B CN 103355974 B CN103355974 B CN 103355974B CN 201210118476 A CN201210118476 A CN 201210118476A CN 103355974 B CN103355974 B CN 103355974B
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- lock
- pin
- backrest
- frame
- sides
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Abstract
The invention discloses the inclination type chair frame that backrest can lock when using state, comprise cushion frame, handrail and back frame, handrail is made up of crossbeam and column, the front portion of crossbeam and the top of column are provided with connecting pin and are flexibly connected, the bottom of column is provided with the both sides that contiguous block and bearing pin are movably connected in cushion frame, and the rear portion of crossbeam is provided with contiguous block and stirs the both sides, middle part that pin is movably connected in back frame; Cushion frame is provided with link, and the top of link is provided with the both sides, middle and lower part that contiguous block and rotational pin are movably connected in back frame; The bottom of back frame both sides is provided with contiguous block and stop pin, and the inside middle portion of link is provided with the lock slots corresponding with stop pin, sliding lock block and Compress Spring, and sliding lock block is connected to stirs handle outside link.Beneficial effect is: backrest can lock when using state, avoids toppling over due to backrest and causing the accident.
Description
Technical field
What the present invention relates to is the framework of a kind of tool, specifically, is the inclination type chair frame that a kind of backrest can lock when using state.
Background technology
Chair, as people's work, widely used seat tool of living, obtains the general approval of people and likes.Chair is generally made up of chair pin, seat cushion, handrail, backrest.In order to save transport and warehouse cost, in prior art, backrest being designed to backrest can the structure of reclining.Weak point is: backrest, when using state, lacks locking mechanism, and when being not intended to collide by people, backrest very easily topples over phenomenon, causes the accident.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the inclination type chair frame that a kind of backrest can lock when using state is provided, avoids toppling over due to backrest and causing the accident.
The technical scheme of the inclination type chair frame that backrest of the present invention can lock when using state, comprises cushion frame, handrail and back frame, it is characterized in that:
Described handrail is made up of crossbeam and column, the front portion of described crossbeam and the top of column are provided with connecting pin and are flexibly connected, the bottom of described column is provided with the both sides that contiguous block and bearing pin are movably connected in cushion frame, and the rear portion of described crossbeam is provided with contiguous block and stirs the both sides, middle part that pin is movably connected in back frame;
Described cushion frame is provided with link, and the top of described link is provided with the both sides, middle and lower part that contiguous block and rotational pin are movably connected in back frame;
The bottom of described back frame both sides is provided with contiguous block and stop pin, and the inside middle portion of described link is provided with the lock slots corresponding with stop pin, sliding lock block and Compress Spring, and described sliding lock block is connected to stirs handle outside link.
The beneficial effect of the inclination type chair frame that backrest of the present invention can lock when using state is: backrest can lock when using state, avoids toppling over due to backrest and causing the accident.
Accompanying drawing explanation
Fig. 1 is the front view of the inclination type chair frame that backrest of the present invention can lock when using state;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the sectional view along A-A tangent plane in Fig. 1;
Fig. 4 is the top view of Fig. 1;
Fig. 5 is the enlarged drawing at I place in Fig. 1;
Fig. 6 is the enlarged drawing at II place in Fig. 1;
Fig. 7 is the enlarged drawing at III place in Fig. 1;
Fig. 8 is the state diagram that Fig. 2 backrest becomes when toppling over.
Detailed description of the invention
The inclination type chair frame that backrest shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 can lock when using state, comprise cushion frame 1, handrail 3 and back frame 6, described handrail 3 is made up of crossbeam 7 and column 10, the front portion of described crossbeam 7 and the top of column 10 are provided with connecting pin 9 and are flexibly connected, the bottom of described column 10 is provided with the both sides that contiguous block 12a and bearing pin 11 are movably connected in cushion frame 1, and the rear portion of described crossbeam 7 is provided with contiguous block 12b and stirs the both sides, middle part that pin 5 is movably connected in back frame 6;
Described cushion frame 1 is provided with link 2, and the top of described link 2 is provided with the both sides, middle and lower part that contiguous block 12c and rotational pin 4 are movably connected in back frame 6;
The bottom of described back frame 6 both sides is provided with contiguous block 12d and stop pin 13, the inside middle portion of described link 2 is provided with the lock slots 16 corresponding with stop pin 13, sliding lock block 14 and Compress Spring 15, and described sliding lock block 14 is connected to stirs handle 8 outside link 2.
During use, back frame 6 one-tenth upright state, stop pin 13 is locked by sliding lock block 14 and Compress Spring 15.When needing back frame 6 to topple over, press and set aside fixed handle 8, drive sliding lock block 14 to oppress Compress Spring 15, stirred forward by back frame 6, stop pin 13 skids off along lock slots 16, and namely back frame 6 can topple over.
Claims (1)
1. the backrest inclination type chair frame that can lock when using state, comprises cushion frame (1), handrail (3) and back frame (6), it is characterized in that:
Described handrail (3) is made up of crossbeam (7) and column (10), the front portion of described crossbeam (7) and the top of column (10) are provided with connecting pin (9) and are flexibly connected, the bottom of described column (10) is provided with the both sides that contiguous block (12a) and bearing pin (11) are movably connected in cushion frame (1), and the rear portion of described crossbeam (7) is provided with contiguous block (12b) and stirs the both sides, middle part that pin (5) is movably connected in back frame (6);
Described cushion frame (1) is provided with link (2), and the top of described link (2) is provided with the both sides, middle and lower part that contiguous block (12c) and rotational pin (4) are movably connected in back frame (6);
The bottom of described back frame (6) both sides is provided with contiguous block (12d) and stop pin (13), the inside middle portion of described link (2) is provided with the lock slots (16) corresponding with stop pin (13), sliding lock block (14) and Compress Spring (15), described sliding lock block (14) be connected to link (2) outside stir handle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210118476.6A CN103355974B (en) | 2012-04-09 | 2012-04-09 | The inclination type chair frame that backrest can lock when using state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210118476.6A CN103355974B (en) | 2012-04-09 | 2012-04-09 | The inclination type chair frame that backrest can lock when using state |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103355974A CN103355974A (en) | 2013-10-23 |
| CN103355974B true CN103355974B (en) | 2016-04-13 |
Family
ID=49358907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210118476.6A Active CN103355974B (en) | 2012-04-09 | 2012-04-09 | The inclination type chair frame that backrest can lock when using state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103355974B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269447A (en) * | 1975-11-13 | 1981-05-26 | Grinfa Sociedad De Responsabilidad Limitada | Device for the regulation of the position on the back of reclining seats |
| US5354120A (en) * | 1991-10-31 | 1994-10-11 | Voelkle Rolf | Reclining chair |
| CN2847980Y (en) * | 2005-05-31 | 2006-12-20 | 番禺通赞五金塑料制品有限公司 | Unlimited inclined looking up chair bottom disc |
| CN201085301Y (en) * | 2007-10-08 | 2008-07-16 | 刘智清 | Elevation and subsidence, tipping regulating mechanism for office chair |
| CN201219694Y (en) * | 2008-06-20 | 2009-04-15 | 卢顺接 | Office chair and lock-up control device for inclining base plate thereof |
| CN201854937U (en) * | 2010-10-13 | 2011-06-08 | 周新 | Inclinable chair armrest |
| CN202618980U (en) * | 2012-04-09 | 2012-12-26 | 周新 | Leaning type chair framework with backrest capable of being locked in use state |
-
2012
- 2012-04-09 CN CN201210118476.6A patent/CN103355974B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269447A (en) * | 1975-11-13 | 1981-05-26 | Grinfa Sociedad De Responsabilidad Limitada | Device for the regulation of the position on the back of reclining seats |
| US5354120A (en) * | 1991-10-31 | 1994-10-11 | Voelkle Rolf | Reclining chair |
| CN2847980Y (en) * | 2005-05-31 | 2006-12-20 | 番禺通赞五金塑料制品有限公司 | Unlimited inclined looking up chair bottom disc |
| CN201085301Y (en) * | 2007-10-08 | 2008-07-16 | 刘智清 | Elevation and subsidence, tipping regulating mechanism for office chair |
| CN201219694Y (en) * | 2008-06-20 | 2009-04-15 | 卢顺接 | Office chair and lock-up control device for inclining base plate thereof |
| CN201854937U (en) * | 2010-10-13 | 2011-06-08 | 周新 | Inclinable chair armrest |
| CN202618980U (en) * | 2012-04-09 | 2012-12-26 | 周新 | Leaning type chair framework with backrest capable of being locked in use state |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103355974A (en) | 2013-10-23 |
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Legal Events
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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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170906 Address after: 313300, No. 68, Yong art road, fan Tan Industrial Park, Anji, Zhejiang Patentee after: ZHEJIANG BOTAI FURNITURE CO., LTD. Address before: 313300, No. 68, Yong art road, fan Tan Industrial Park, Anji, Zhejiang Patentee before: Zhou Xin |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Building 1-7, No.2, Jingtu Road, Dipu street, Anji County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Botai Furniture Co., Ltd Address before: 313300, No. 68, Yong art road, fan Tan Industrial Park, Anji, Zhejiang Patentee before: ZHEJIANG BOTAI FURNITURE Co.,Ltd. |