CN201668146U - Chair capable of regulating cushion and backrest in linkage way - Google Patents
Chair capable of regulating cushion and backrest in linkage way Download PDFInfo
- Publication number
- CN201668146U CN201668146U CN2010201866009U CN201020186600U CN201668146U CN 201668146 U CN201668146 U CN 201668146U CN 2010201866009 U CN2010201866009 U CN 2010201866009U CN 201020186600 U CN201020186600 U CN 201020186600U CN 201668146 U CN201668146 U CN 201668146U
- Authority
- CN
- China
- Prior art keywords
- cushion
- backrest
- locking block
- screw rod
- seat
- Prior art date
- 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 - Lifetime
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Abstract
The utility model relates to a chair capable of regulating a cushion and a backrest in a linkage way, which comprises support legs, a support frame, the cushion, a hand rest and the backrest, wherein the middle parts of both sides of the backrest are movably hinged on the extending part of the back end of the hand rest, the lower end of the backrest is movably hinged with the back end of the cushion, the bottom part of the hand rest is provided with a guide rod, the side part of the cushion is provided with a position clamping and locking mechanism, the position clamping and locking mechanism can forwards and backwards slide on the guide rod, can be used for positioning, and comprises a screw rod, a regulating knob, a fixed locking block and a movable locking block, a threaded hole which is tightly fastened and connected with the back end of the screw rod is arranged on the regulating knob, through holes for passing the screw rod are respectively arranged on the fixed locking block and the movable locking block, the fixed locking block and the movable locking block are provided with clamping positions for sheathing and connecting the guide rod in a matched pairing way, and the screw rod passes through the regulating knob, the fixed locking block and the movable locking block to be tightly fastened on the screw hole arranged at the side part of the cushion. The chair adopting the structure has the advantages of reasonable structural design, simple manufacture process and low cost.
Description
Technical field
The utility model belongs to furniture and makes the field, is specifically related to the seat that a kind of cushion and backrest linkage are regulated.
Background technology
Present seat, cushion, backrest generally all are to be fixedly mounted on the seat bracing frame, adopt the seat of this structure, because the cushion front and back position can't be regulated, therefore, the people's use for different heights possibly can't reach comfortable sitting posture state.In order to overcome this problem, industry has designed the seat of a kind of cushion and the adjusting of backrest linkage, mainly cushion, handrail and the backrest that can be installed in slidingly back and forth on the bracing frame by feet, bracing frame, by guide rail formed, two middle side parts of backrest are movably articulated on the rear end extension of handrail or bracing frame, and the lower end of backrest and the rear end of cushion are movably hinged.For the angle of inclination of cushion front and back position and backrest is regulated and locked, but between the bracing frame at guide rail place and cushion, be provided with the location tooth bar usually and drive the locking pin that clutch ground and this location tooth bar are connected by button mechanism.This structural design can realize the interlock adjusting of cushion and backrest easily, reaches the purpose of comfort for sitting posture, but this driving mechanism is set between cushion and bracing frame, and structure is very complicated, and difficulty of processing is big, and manufacturing cost is very high.
Summary of the invention
The seat that the purpose of this utility model is to provide a kind of reasonable in design, manufacturing process is simple, cost is low cushion and backrest linkage to regulate.
The purpose of this utility model is achieved in that the seat that a kind of cushion and backrest linkage are regulated, comprise feet (1), bracing frame (2), can be installed in cushion (3) on the bracing frame (2) slidingly back and forth by guide rail, handrail (4) and backrest (5), two middle side parts of backrest (5) are movably articulated on the rear end extension of handrail (4) or bracing frame (2), the rear end of the lower end of backrest (5) and cushion (3) is movably hinged, it is characterized in that: described handrail (4) bottom is provided with guide post (6), and cushion (3) sidepiece is provided with the screens retaining mechanism (7) that can slide and position before and after guide post (6) is gone up.
Described screens retaining mechanism (7) comprises screw rod (70), adjusting knob (71), fixed locking block (72), movable locking (73), wherein: offer the screwed hole (710) that is fastenedly connected with screw rod (70) rearward end on the adjusting knob (71), fixed locking block (72), be respectively equipped with the through hole that can supply screw rod (70) to pass on the movable locking (73), the screens that is provided with socket guide post (6) (74) of fixed locking block (72) and movable locking (73) pairing, screw rod (70) passes adjusting knob (71), fixed locking block (72), be fastened on after the movable locking (73) on the screwed hole (30) of cushion (3) sidepiece.
Locate in described screens (74), fixed locking block (72) is provided with the sheet rubber (75) that increases frictional resistance, and movable locking (73) goes up correspondence and is provided with another sheet rubber (75).
Described guide post (6) is the low arcuate guide bar in the high rear end of front end.
Described guide post (6) is the horizontally-guided bar.
Heavy stand is offered in the end of described adjusting knob (71), and the nut of screw rod 70 is inlaid in this heavy stand, compresses by cover plate 8.
Heavy stand is offered in the end of described adjusting knob (71), and the nut of screw rod (70) is inlaid in this heavy stand, compresses by cover plate (78).
Described movable locking (73) goes up and is provided with pad (76) with the position that contacts of cushion (3), and the screwed hole (30) of cushion (3) locates to be provided with sleeve (77).
Good effect of the present utility model: be provided with the screens retaining mechanism that is socketed on the guide post and can slides before and after the guide post at the cushion sidepiece, when the screens retaining mechanism unclamps, cushion can before and after slide, cushion and position of back are regulated; When the screens retaining mechanism was locked, cushion was positioned, and cushion and backrest can be fixed on one and made the user feel comfortable position this moment.This structural design complicated structure need be set in the auxiliary section of cushion and bracing frame, so manufacturing process is simple, can effectively reduce production costs.
The screens retaining mechanism is made up of screw rod, adjusting knob, fixed locking block, movable locking, just can realize that by adjusting knob the interlock of cushion and backrest is regulated, and is very convenient.
Description of drawings
Fig. 1 is the seat stereogram that cushion and backrest linkage are regulated;
Fig. 2 is the seat left view that cushion and backrest linkage are regulated;
The seat left view that Fig. 3 regulates for the cushion and the backrest linkage of removal screens retaining mechanism;
Fig. 4 is a screens locking mechanism structure exploded view;
Fig. 5 is a screens retaining mechanism assembly drawing.
The specific embodiment
Be described in further detail below in conjunction with the specific embodiment of accompanying drawing the seat of the utility model cushion and the adjusting of backrest linkage.
Embodiment: shown in Fig. 1-4, the seat that the utility model cushion and backrest linkage are regulated, mainly by feet 1, bracing frame 2, can be installed in cushion 3 on the bracing frame 2 slidingly back and forth by guide rail, handrail 4 and backrest 5 are formed, two middle side parts of backrest 5 are movably articulated on the rear end extension of handrail 4, can certainly extension be set in the rear end of bracing frame 2, two middle side parts of backrest 5 are movably articulated on the extension of bracing frame 2 rear ends (not providing among the figure), the rear end of the lower end of backrest 5 and cushion 3 is movably hinged, be provided with guide post 6 in handrail 4 bottoms, cushion 3 sidepieces are provided with the screens retaining mechanism 7 that slides and position before and after can be on guide post 6.The screens retaining mechanism is mainly by screw rod 70, adjusting knob 71, fixed locking block 72, movable locking 73, wherein: offer the screwed hole 710 that is fastenedly connected with screw rod 70 rearward end on the adjusting knob 71, be respectively equipped with the through hole that can supply screw rod 70 to pass on fixed locking block 72, the movable locking 73, the screens that is provided with socket guide post 6 74 of fixed locking block 72 and movable locking 73 pairings, screw rod 70 is fastened on the screwed hole 30 of cushion 3 sidepieces after passing adjusting knob 71, fixed locking block 72, movable locking 73.In order to improve coupling mechanism force, be preferably in screens 74 places, the sheet rubber 75 that increases frictional resistance is set on the fixed locking block 72, correspondence is provided with another sheet rubber 75 on the movable locking 73.Because the guide rail shape that is connected of bracing frame 2 and cushion 3 is not what fix, some is the low arc inclined guide rails in the high rear end of front end, some is a horizontal guide rail, so guide post 6 shapes also need consistent with the guide rail shape, such as being designed to the low arcuate guide bar in the high rear end of the front end shown in the figure, perhaps guide post 6 is designed to horizontally-guided bar (not shown).
Operating process is as follows: when needing to regulate cushion 3 and backrest 5 positions, be rotated counterclockwise adjusting knob 71, screw rod 70 is loosening, the sheet rubber 75 of movable locking 73 increases with guide post 6 gaps, lost frictional force, so screens retaining mechanism 7 can move front and back on guide post 6, realize position adjustment function, when the user with cushion 3 and backrest 5 during to the desired position, the adjusting knob 71 that turns clockwise, screw rod 70 are fastened in the screwed hole 30, the sheet rubber 75 of movable locking 73 is pressed on the guide post 6, form bigger frictional force, thereby realize the positioning and locking function, cushion 3 and backrest 5 are stabilized on the fixing angle.For the specious degree that increases adjusting knob 71 with prevent to be connected looseningly between screw rod 70 and the adjusting knob 71, heavy stand is offered in the end that is preferably in adjusting knob 71, and the nut of screw rod 70 is inlaid in this heavy stand, compresses by cover plate 78 then.In addition, directly to produce friction in order reducing between cushion 3 and the movable locking 73, to be provided with pad 76 at the contact site of movable locking 73, screwed hole 30 places of cushion 3 are provided with sleeve 77.
Claims (7)
1. the seat regulated of cushion and backrest linkage, comprise feet (1), bracing frame (2), can be installed in cushion (3), handrail (4) and backrest (5) on the bracing frame (2) slidingly back and forth by guide rail, two middle side parts of backrest (5) are movably articulated on the rear end extension of handrail (4) or bracing frame (2), the rear end of the lower end of backrest (5) and cushion (3) is movably hinged, it is characterized in that: described handrail (4) bottom is provided with guide post (6), and cushion (3) sidepiece is provided with the screens retaining mechanism (7) that can slide and position before and after guide post (6) is gone up.
2. the seat that cushion according to claim 1 and backrest linkage are regulated, it is characterized in that: described screens retaining mechanism (7) comprises screw rod (70), adjusting knob (71), fixed locking block (72), movable locking (73), wherein: offer the screwed hole (710) that is fastenedly connected with screw rod (70) rearward end on the adjusting knob (71), fixed locking block (72), be respectively equipped with the through hole that can supply screw rod (70) to pass on the movable locking (73), the screens that is provided with socket guide post (6) (74) of fixed locking block (72) and movable locking (73) pairing, screw rod (70) passes adjusting knob (71), fixed locking block (72), be fastened on after the movable locking (73) on the screwed hole (30) of cushion (3) sidepiece.
3. the seat that cushion according to claim 2 and backrest linkage are regulated, it is characterized in that: locate in described screens (74), fixed locking block (72) is provided with the sheet rubber (75) that increases frictional resistance, and movable locking (73) goes up correspondence and is provided with another sheet rubber (75).
4. the seat that cushion according to claim 1 and 2 and backrest linkage are regulated, it is characterized in that: described guide post (6) is the low arcuate guide bar in the high rear end of front end.
5. the seat that cushion according to claim 1 and 2 and backrest linkage are regulated, it is characterized in that: described guide post (6) is the horizontally-guided bar.
6. the seat that cushion according to claim 2 and backrest linkage are regulated, it is characterized in that: heavy stand is offered in the end of described adjusting knob (71), and the nut of screw rod (70) is inlaid in this heavy stand, compresses by cover plate (78).
7. the seat that cushion according to claim 2 and backrest linkage are regulated is characterized in that: described movable locking (73) goes up and is provided with pad (76) with the position that contacts of cushion (3), and the screwed hole (30) of cushion (3) locates to be provided with sleeve (77).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201866009U CN201668146U (en) | 2010-05-07 | 2010-05-07 | Chair capable of regulating cushion and backrest in linkage way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201866009U CN201668146U (en) | 2010-05-07 | 2010-05-07 | Chair capable of regulating cushion and backrest in linkage way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201668146U true CN201668146U (en) | 2010-12-15 |
Family
ID=43325562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201866009U Expired - Lifetime CN201668146U (en) | 2010-05-07 | 2010-05-07 | Chair capable of regulating cushion and backrest in linkage way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201668146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266442A (en) * | 2015-11-06 | 2016-01-27 | 合肥学院 | Computer chair with adjustable waist support |
| CN106473489A (en) * | 2015-08-25 | 2017-03-08 | 宁波合裕发实业有限公司 | A kind of seat |
-
2010
- 2010-05-07 CN CN2010201866009U patent/CN201668146U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106473489A (en) * | 2015-08-25 | 2017-03-08 | 宁波合裕发实业有限公司 | A kind of seat |
| CN105266442A (en) * | 2015-11-06 | 2016-01-27 | 合肥学院 | Computer chair with adjustable waist support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FOSHAN HONGQIAO FURNITURE CO., LTD. Free format text: FORMER OWNER: ZUO BOLIANG Effective date: 20120121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120121 Address after: 528318, No. 17, South Central Industrial Zone, Donghai Town, Shunde District, Guangdong, Foshan, Longjiang Patentee after: Hongqiao Foshan Furniture Co., Ltd. Address before: 528318 Hongqiao furniture factory, Donghai Industrial Zone, Longjiang Town, Shunde District, Foshan, Guangdong Patentee before: Zuo Boliang Effective date of registration: 20120121 Address after: 528318, No. 17, South Central Industrial Zone, Donghai Town, Shunde District, Guangdong, Foshan, Longjiang Patentee after: Hongqiao Foshan Furniture Co., Ltd. Address before: 528318 Hongqiao furniture factory, Donghai Industrial Zone, Longjiang Town, Shunde District, Foshan, Guangdong Patentee before: Zuo Boliang |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |