CN201958277U - Multistage seatback frame - Google Patents
Multistage seatback frame Download PDFInfo
- Publication number
- CN201958277U CN201958277U CN2011200298718U CN201120029871U CN201958277U CN 201958277 U CN201958277 U CN 201958277U CN 2011200298718 U CN2011200298718 U CN 2011200298718U CN 201120029871 U CN201120029871 U CN 201120029871U CN 201958277 U CN201958277 U CN 201958277U
- Authority
- CN
- China
- Prior art keywords
- waist
- waist elastic
- chair back
- body housing
- elastic force
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 239000003292 glue Substances 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- 229910052742 iron Inorganic materials 0.000 claims description 23
- 230000036544 posture Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010049244 Ankyloglossia congenital Diseases 0.000 description 1
- 206010029174 Nerve compression Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model provides a multistage seatback frame, which is used for supporting a seatback and comprises a headrest, a back frame, a waist frame, a back steel plate, a seatback height adjusting device, an anti-swing plastic sleeve for the back steel plate, a waist spring, a waist elastic pressing block, a waist elastic adjusting screw rod, a waist elastic pressing block screw and a waist elastic adjusting screw rod screw, wherein the headrest is curved and is pivoted above the back frame by an elastic device; the back frame is positioned above the waist frame and is provided with a back frame glue cover; a convex cylinder is arranged at the joint between the back frame and the back steel plate; the anti-swing plastic sleeve for the back steel plate is sleeved on the convex cylinder; the back steel plate is fixed between the back frame and the back frame glue cover; one end of the waist frame is hinged with the back frame, and a clearance is reserved between the other end of the waist frame and the back steel plate. The multistage seatback frame is simple, has an automatically adjustable waist, and is variable along with the change of the sitting posture of a user, so that the waist of the user is supported most properly and the user cannot feel tired easily after sitting for a long time.
Description
Technical field
The utility model relates to a kind of multisection type seat back frame, particularly a kind of simple in structure, self-adjustable multisection type seat back frame of waist.
Background technology
Though seat has many structural shapes in response to different user demands, under the requirement of comfortableness, must all will be provided with the chair back, so whether the design of the chair back well can determine the comfort level of a seat.
Conventional seat generally has base assembly, seat support and the chair back, the chair back or fixedly connected with seat support, or pivotally connected with base assembly, flexibly connect or be rigidly connected.And the general height of the chair back is the sitting height of human body, so the entire back of seat person below head all needs to adapt with the shape and the position of the chair back.Though the chair back adjustable tilt pendulum angle of some seats is with the person's that adapts to the seat different sitting postures, with the seat person that releives because of taking a seat the health hazard that brings to its back especially waist for a long time.But because the chair back of existing seat all is structure as a whole, the entire back that the moving user of frenulum is regulated at the angle of inclination of the chair back changes thereupon, that is to say, the adjusting at chair back angle of inclination is not played one to the spine between seat person chest and back and the small of the back, muscle and the nerve compression situation of compeling and is comparatively significantly improved, therefore cause sense of fatigue after the sitting easily, the person takes a seat for a long time to be unfavorable for the seat, and does not meet ergonomics.
So being necessary to design a new multisection type seat back frame remedies these defectives.
The utility model content
The technical problems to be solved in the utility model is to overcome many deficiencies of the prior art, and a kind of simple in structure, self-adjustable multisection type seat back frame of waist is provided.
The utility model provides a kind of multisection type seat back frame, be used to support the chair back, it comprises head rest, the back of the body housing, waist housing and back steel sheet, it is characterized in that: described multisection type seat back frame further comprises chair back height-regulating device, anti-garment bag, waist elastic spring, waist elastic force briquetting, waist elastic force adjustment screw rod, waist elastic force briquetting screw and the waist elastic force adjustment screw rod screw of shaking of back steel sheet; Described head rest is curved, and it is articulated in described back of the body housing top by elastic device; Described back of the body housing is positioned at described waist housing top, and has back of the body housing glue shell and tooth on the described back of the body housing, and the joint of described back of the body housing and described back steel sheet is provided with projection, and described back steel sheet prevents that shaking garment bag is set on the described projection; Described back steel sheet is fixed between described back of the body housing and the described back of the body housing glue shell; Described waist housing one end and described back of the body housing are hinged, have the gap between its other end and the described back steel sheet.
A kind of multisection type seat back frame that the utility model provides, described waist housing one side is provided with two extension blocks, be provided with perforation in the middle of the described extension block, described back of the body housing and waist elastic force are adjusted the upright place of screw rod group and are provided with groove, described waist elastic spring is arranged between two described extension blocks, and described waist elastic force is adjusted screw rod and is located in the described perforation, and its both sides are provided with thread, and described waist elastic spring is set on the described waist elastic force adjustment screw rod; Described waist elastic force briquetting is located at described waist elastic spring top, which is provided with two screw thread holes, and described waist elastic force briquetting is fixed to the joint of described back of the body housing and described back steel sheet by described waist elastic force briquetting screw; Described waist elastic force is adjusted screw rod and is adjusted the joint that the screw rod screw is fixed on described back of the body housing and described back steel sheet by described waist elastic force.
A kind of multisection type seat back frame that the utility model provides, described chair back height-regulating device is located at the joint of described back steel sheet and described back of the body housing, it comprise the chair back heighten rotation iron plate, the chair back heighten spring controll block, the chair back heighten spring, the chair back heighten rotation iron plate screw, the chair back heighten spring standing screw, the chair back heighten anti-ly shake sheet, the chair back heightens the slip iron plate and the chair back is heightened slip iron plate screw; And the described chair back is heightened rotation iron plate, the described chair back and is heightened spring controll block and the described chair back and heighten spring and heighten rotation iron plate screw and the described chair back by the described chair back and heighten the spring standing screw and be fixed on the described back steel sheet, and the described chair back is heightened the anti-sheet that shakes and pressed and be located on the described back steel sheet.
By mutually combining of above-mentioned each element, when the user on seat, lie by the time, its back and waist exert pressure for respectively described back of the body housing and described waist housing, because described waist housing has elasticity, and has the gap between described waist housing and the described back steel sheet, so described waist housing can because of user's waist applied pressure toward described back steel sheet against, after the user is seated, certain resilience can take place in described waist housing, can change with user's sitting posture, thereby make user's waist obtain optimal support effect, make its sitting and be difficult for feeling tired, prevent the generation of LB; In addition, also can play the function of adjusting user's sitting posture.
Description of drawings
Accompanying drawing 2 is the schematic side view of accompanying drawing 1;
Accompanying drawing 3 is the part decomposing schematic representation of the utility model multisection type seat back frame;
Accompanying drawing 4 is the schematic diagram of accompanying drawing 3 another angles.
The specific embodiment
Below in conjunction with Figure of description, the utility model is described further.
Preferably, as depicted in figs. 1 and 2, a kind of multisection type seat back frame 1, be used to support the chair back, it comprises head rest 2, the back of the body housing 3, waist housing 4 and back steel sheet 5, and described multisection type seat back frame 1 further comprises chair back height-regulating device 6, anti-garment bag 31, waist elastic spring 7, waist elastic force briquetting 8, waist elastic force adjustment screw rod 9, waist elastic force briquetting screw 10 and the waist elastic force adjustment screw rod screw 11 of shaking of back steel sheet; Described head rest 2 is curved, and it is articulated in described back of the body housing 3 tops by elastic device 12; Described back of the body housing 3 is positioned at described waist housing 4 tops, and have back of the body housing glue shell 13 and tooth (not shown) on the described back of the body housing 3, the joint of described back of the body housing and described back steel sheet is provided with projection (not shown), described back steel sheet prevents that shaking garment bag 31 is set on the described projection (not shown), is used to prevent that described back steel sheet from rocking; Described back steel sheet 5 is fixed between described back of the body housing 3 and the described back of the body housing glue shell 13; Described waist housing 4 one ends and described back of the body housing 3 are hinged, have gap 14 between its other end and the described back steel sheet 5.
Preferably, as shown in Figure 3 and Figure 4, described waist housing 4 one sides of the utility model multisection type seat back frame 1 are provided with two extension blocks 41, be provided with perforation 42 in the middle of the described extension block 41, described back of the body housing 3 is adjusted 9 groups of upright places of screw rod with waist elastic force and is provided with groove (not shown), described waist elastic spring 7 is arranged between two described extension blocks 41, and described waist elastic force is adjusted screw rod 9 and is located in the described perforation 42, its both sides are provided with thread, and described waist elastic spring 7 is set on the described waist elastic force adjustment screw rod 9; Described waist elastic force briquetting 8 is located at described waist elastic spring 7 tops, which is provided with two screw thread holes 81, and described waist elastic force briquetting 8 is fixed to the joint of described back of the body housing 3 and described back steel sheet 5 by described waist elastic force briquetting screw 10; Described waist elastic force is adjusted screw rod 9 and is adjusted the joint that screw rod screw 11 is fixed on described back of the body housing 3 and described back steel sheet 5 by described waist elastic force.
Preferably, the described chair back height-regulating device 6 of the utility model multisection type seat back frame 1 is located at the joint of described back steel sheet 5 and described back of the body housing 3, it comprise the chair back heighten rotation iron plate 61, the chair back heighten spring controll block 62, the chair back heighten spring 63, the chair back heighten rotation iron plate screw 64, the chair back heighten spring standing screw 65, the chair back heighten anti-ly shake sheet 66, the chair back heightens slip iron plate 67 and the chair back is heightened slip iron plate screw 68; The described chair back is heightened rotation iron plate 61, the described chair back and is heightened spring controll block 62 and the described chair back and heighten spring 63 and heighten rotation iron plate screw 64 and the described chair back by the described chair back and heighten spring standing screw 65 and be fixed on the described back steel sheet 5, in 3 assemblings of described housing, the fixing described chair back is heightened slip iron plate 67 thereon again; The described chair back is heightened anti-sheet 66 pressures of shaking and is located on the described back steel sheet 5.
And the described chair back height-regulating device 6 of the utility model multisection type seat back frame when mounted, earlier the described chair back is heightened rotation iron plate 61, the described chair back and heightened that spring controll block 62, the described chair back are heightened spring 63, the described chair back is heightened rotation iron plate screw 64 and is assembled on the described back steel sheet 5, again itself and described back of the body housing 3 are assembled, again the described chair back is heightened slip iron plate 67 and be fixed thereon, thereby described chair back height-regulating device 6 assemblings are finished.After assembling, if cross the height that the user need adjust the chair back, then only need to heighten rotation iron plate screw 64 by the described chair back of start, make it rely on the described chair back to heighten the elastic force of spring 63 and swing, described tooth cocycle at described back of the body housing 3 is located up and down, thus the function that the chair back is heightened in realization.
During use, the user on seat, lie by the time, its back and waist exert pressure for respectively described back of the body housing and described waist housing, because described waist housing has elasticity, and has the gap between described waist housing and the described back steel sheet, so described waist housing can because of user's waist applied pressure toward described back steel sheet against, after the user is seated, certain resilience can take place in described waist housing, can change with user's sitting posture, thereby make user's waist obtain optimal support effect, make its sitting and be difficult for feeling tired, prevent the generation of LB; In addition, also can play the function of adjusting user's sitting posture.
Embodiment only is a preferred optimum implementation of the present utility model in sum; unintelligible is that protection domain of the present utility model is limited; for adjustment that does not exceed technical solutions of the utility model and the change that the technical work personnel of this area are done according to the utility model present embodiment, should think and drop in the protection domain of the present utility model.
Claims (3)
1. multisection type seat back frame, be used to support the chair back, it comprises head rest, the back of the body housing, waist housing and back steel sheet, it is characterized in that: described multisection type seat back frame further comprises chair back height-regulating device, anti-garment bag, waist elastic spring, waist elastic force briquetting, waist elastic force adjustment screw rod, waist elastic force briquetting screw and the waist elastic force adjustment screw rod screw of shaking of back steel sheet;
Described head rest is curved, and it is articulated in described back of the body housing top by elastic device;
Described back of the body housing is positioned at described waist housing top, and has back of the body housing glue shell and tooth on the described back of the body housing, and the joint of described back of the body housing and described back steel sheet is provided with projection, and described back steel sheet prevents that shaking garment bag is set on the described projection;
Described back steel sheet is fixed between described back of the body housing and the described back of the body housing glue shell;
Described waist housing one end and described back of the body housing are hinged, have the gap between its other end and the described back steel sheet.
2. a kind of multisection type seat back frame as claimed in claim 1, it is characterized in that: described waist housing one side is provided with two extension blocks, be provided with perforation in the middle of the described extension block, described back of the body housing and waist elastic force are adjusted the upright place of screw rod group and are provided with groove, described waist elastic spring is arranged between two described extension blocks, and described waist elastic force is adjusted screw rod and is located in the described perforation, and its both sides are provided with thread; And described waist elastic spring is set in described waist elastic force and adjusts on the screw rod; Described waist elastic force briquetting is located at described waist elastic spring top, which is provided with two screw thread holes, and described waist elastic force briquetting is fixed to the joint of described back of the body housing and described back steel sheet by described waist elastic force briquetting screw; Described waist elastic force is adjusted screw rod and is adjusted the joint that the screw rod screw is fixed on described back of the body housing and described back steel sheet by described waist elastic force.
3. a kind of multisection type seat back frame as claimed in claim 1, it is characterized in that: described chair back height-regulating device is located at the joint of described back steel sheet and described back of the body housing, it comprise the chair back heighten rotation iron plate, the chair back heighten spring controll block, the chair back heighten spring, the chair back heighten rotation iron plate screw, the chair back heighten spring standing screw, the chair back heighten anti-ly shake sheet, the chair back heightens the slip iron plate and the chair back is heightened slip iron plate screw; And the described chair back is heightened rotation iron plate, the described chair back and is heightened spring controll block and the described chair back and heighten spring and heighten rotation iron plate screw and the described chair back by the described chair back and heighten the spring standing screw and be fixed on the described back steel sheet, and the described chair back is heightened the anti-sheet that shakes and pressed and be located on the described back steel sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200298718U CN201958277U (en) | 2011-01-28 | 2011-01-28 | Multistage seatback frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200298718U CN201958277U (en) | 2011-01-28 | 2011-01-28 | Multistage seatback frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201958277U true CN201958277U (en) | 2011-09-07 |
Family
ID=44520797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200298718U Expired - Lifetime CN201958277U (en) | 2011-01-28 | 2011-01-28 | Multistage seatback frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201958277U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263367A (en) * | 2013-06-06 | 2016-01-20 | 株式会社伊藤喜 | Chair |
| CN105747626A (en) * | 2016-04-08 | 2016-07-13 | 芜湖九龙教学设备有限公司 | Teaching chair |
| CN109549386A (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | A kind of ergonomic chair |
| US10842281B2 (en) | 2012-09-20 | 2020-11-24 | Steelcase Inc. | Control assembly for chair |
| US11109683B2 (en) | 2019-02-21 | 2021-09-07 | Steelcase Inc. | Body support assembly and method for the use and assembly thereof |
| US11229294B2 (en) | 2012-09-20 | 2022-01-25 | Steelcase Inc. | Chair assembly with upholstery covering |
| US11304528B2 (en) | 2012-09-20 | 2022-04-19 | Steelcase Inc. | Chair assembly with upholstery covering |
| US11357329B2 (en) | 2019-12-13 | 2022-06-14 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
-
2011
- 2011-01-28 CN CN2011200298718U patent/CN201958277U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11304528B2 (en) | 2012-09-20 | 2022-04-19 | Steelcase Inc. | Chair assembly with upholstery covering |
| US11229294B2 (en) | 2012-09-20 | 2022-01-25 | Steelcase Inc. | Chair assembly with upholstery covering |
| US11464341B2 (en) | 2012-09-20 | 2022-10-11 | Steelcase Inc. | Chair assembly with upholstery covering |
| US10842281B2 (en) | 2012-09-20 | 2020-11-24 | Steelcase Inc. | Control assembly for chair |
| CN105263367A (en) * | 2013-06-06 | 2016-01-20 | 株式会社伊藤喜 | Chair |
| CN105747626A (en) * | 2016-04-08 | 2016-07-13 | 芜湖九龙教学设备有限公司 | Teaching chair |
| CN109549386A (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | A kind of ergonomic chair |
| CN109549386B (en) * | 2018-04-12 | 2024-04-12 | 浙江胜途家具科技有限公司 | Ergonomic seat |
| US11109683B2 (en) | 2019-02-21 | 2021-09-07 | Steelcase Inc. | Body support assembly and method for the use and assembly thereof |
| US11602223B2 (en) | 2019-02-21 | 2023-03-14 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
| US11910934B2 (en) | 2019-02-21 | 2024-02-27 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
| US11357329B2 (en) | 2019-12-13 | 2022-06-14 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
| US11786039B2 (en) | 2019-12-13 | 2023-10-17 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
| US11805913B2 (en) | 2019-12-13 | 2023-11-07 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: 511400, No. 416 Jinling South Road, Nansha street, Guangzhou, Guangdong, Nansha District Patentee after: Guangzhou good luck Office Furniture Co., Ltd. Address before: Luk Keng street Guangzhou city Nansha District 511458 four Guangdong province No. 6 Patentee before: Chen Yucheng |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110907 |
|
| CX01 | Expiry of patent term |