CN203814987U - Improved waist support structure of chair - Google Patents
Improved waist support structure of chair Download PDFInfo
- Publication number
- CN203814987U CN203814987U CN201320788039.5U CN201320788039U CN203814987U CN 203814987 U CN203814987 U CN 203814987U CN 201320788039 U CN201320788039 U CN 201320788039U CN 203814987 U CN203814987 U CN 203814987U
- Authority
- CN
- China
- Prior art keywords
- waist support
- groove
- seat
- connecting rod
- support pad
- 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 - Fee Related
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Abstract
The utility model discloses an improved waist support structure of a chair. The improved waist support structure comprises a chair, a waist support mechanism and a waist support cushion body, wherein a groove is formed in a chair back of the chair, and the top surface of the groove has a tilting angle by gradually tilting up to an opening; the waist support mechanism and the waist support cushion body are connected with each other and are assembled in the groove; the top surface of the waist support cushion body also has a cushion body top surface upward tilting angle corresponding to the tilting angle of the groove, and the cushion body top surface upward tilting angle can counteract the back lower pressure against a human body; the pressure bearing direction of two connecting rod sets in the vertical direction of the waist support mechanism is the same as the back lower direction of the pressure of the waist, applied to the waist support cushion body, and the two connecting rod sets are unlikely to be tilted and deformed, so that the improved waist support structure is long in service life and unlikely to damage; two pivot seats or two slide grooves are integrally molded on pivot seat rods or slide seat plates, and standardization is realized during production, so that the problems of assembling precision and parallelism can be solved.
Description
Technical field
The utility model provides a kind of technical field of seat, espespecially its technical waist support structure-improved that a kind of seat is provided, the inclination angle of its waist support pad and groove is just able to offset with the rear downforce of human body waist, its vertical direction two connection rod set bear the back lower place that pressure direction bears waist depended on pressure with waist support pad to identical, there are two trunnion mounts or two chutes and its trunnion mount bar or sliding base plate are all one-body molded, do not have the problem of assembling precision and the depth of parallelism.
Background technology
Consult shown in Fig. 1 to Fig. 2, it is the regulatable head of No. M264949 existing seat of TaiWan, China patent, waist pad structure, it is to install groove 12 in the chair back 11 of seat 10 with respect to human lumbar position to establish bustle 30 with group, between bustle 30 and groove 12 with two connection rod set 31, 31 ', 32, 32 ' intersection pivot joint, and the trunnion mount 33 that its one end pivot group to bustle 30 and groove 12 set firmly, 33 ', 34, 34 ', other end pivot group is to the slide 35 of bustle 30 and groove 12, 35 ', 36, 36 ', and one end group that makes chute 37 is provided with a push rod 38, push rod 38 holds in the mouth with telescoping cylinder 40 base portions of groove 12 1 side settings the button hook part 42 button hook interlocks of establishing, cylinder bar 41 ends of telescoping cylinder 40 rely on a bonding pad 43 to be fixedly arranged on the chair back 11 1 sides, and the default control knob 44 of cylinder bar 41 ends is highlighted in the chair back 11 sides, utilize a pressing piece 45 to drive the flexible start of this control knob 44 with operation telescoping cylinder 40, and be the straight line start that keeps telescoping cylinder 40, more with a fixing bundle sheet 39, telescoping cylinder 40 frames are held and are positioned groove 12 bottom side backboards 13.
But, the regulatable head of existing seat, waist pad structure, its trunnion mount 34,34 ' and slide 36,36 ', is single Individual components, slightly dislikes not enough in precision and the depth of parallelism of assembling.
The regulatable head of existing seat, waist pad structure, its connection rod set 31,31 ' and connection rod set 32,32 ' be level and bustle 30 combinations, but the bustle 30 waist depended on pressure that bears be the back lower place to, so, cause horizontally disposed connection rod set 31,31 ' and connection rod set 32, the 32 ' easier diagonal distortion, and then the fraud that causes bustle 30 to move.
Therefore for the existing problem points of above-mentioned existing structure, how to develop a kind of innovation structure that has more desirable practicality, real consumer eagerly looks forward to, and is also that relevant dealer must make great efforts target and the direction that research and development break through.
In view of this, inventor this in manufacturing development and the design experiences of being engaged in for many years Related product, for above-mentioned target, in detail after design and scrupulous assessment, eventually the utility model of a true tool practicality.
Utility model content
Main purpose of the present utility model is to provide a kind of waist support structure-improved of seat, the inclination angle of its waist support pad and groove is just able to offset with the rear downforce of human body waist, its vertical direction two connection rod set bear the back lower place that pressure direction bears waist depended on pressure with waist support pad to identical, there are two trunnion mounts or two chutes and its trunnion mount bar or sliding base plate are all one-body molded, do not have the problem of assembling precision and the depth of parallelism.
For reaching above-mentioned purpose, the utility model provides a kind of waist support structure-improved of seat, and it comprises:
One seat, the chair back of this seat is provided with a groove, and extend the oblique top of end face of this groove;
One waist support mechanism; And
One waist support pad, this waist support mechanism links this waist support pad and is mounted in this groove, and the end face of this waist support pad also extends oblique top end face that should groove.
The utility model also provides a kind of waist support structure-improved of seat, and it comprises:
One seat, a chair back of this seat is provided with a groove;
One waist support mechanism; And
One waist support pad, this waist support mechanism links this waist support pad and is mounted in this groove, between this waist support pad and this groove, connect with two connection rod set, wherein, two connection rod set comprise intersects first connecting rod and the second connecting rod of pivot joint, and third connecting rod and the 4th connecting rod of intersection pivot joint, this groove floor is one-body molded the first sliding base plate and the first trunnion mount bar, the back side of this waist support pad is one-body molded the second sliding base plate and the second trunnion mount bar, the both ends of this first connecting rod and third connecting rod are pivoted to respectively a shifting axle at the strip two chute places on this first sliding base plate, an and slide-bar at strip two chute places on this second sliding base plate, the both ends of this second connecting rod and the 4th connecting rod are pivoted to respectively in the trunnion mount at these the first trunnion mount bar two ends, and in the trunnion mount at these the second trunnion mount bar two ends, this shifting axle pivot joint one telescoping cylinder, and a cylinder bar of this telescoping cylinder can be through the bottom that projects to this chair back after a perforation of a L shaped plate seat with a voltage-controlled button, can make this telescoping cylinder stretch out to push away this shifting axle to push this two connection rod set by pressing this voltage-controlled button, release forward to promote this waist support pad.
Vertical direction two connection rod set of waist support mechanism bear the back lower place that pressure direction bears waist depended on pressure with waist support pad to identical, make this two connection rod set be difficult for diagonal distortion, therefore longer service life and not fragile, there are two trunnion mounts or two chutes and its trunnion mount bar or sliding base plate are all one-body molded, all standardization and normalization when it is produced, so do not have the problem of assembling precision and the depth of parallelism.
About technology, means and effect thereof that the utility model adopts, after hereby lifting a preferred embodiment and coordinating accompanying drawing to be described in more detail in, believe the above-mentioned object of the utility model, structure and feature, when can by one deeply and concrete understanding.
Brief description of the drawings
Fig. 1 is regulatable head, the waist pad structure three-dimensional exploded view of existing seat;
Fig. 2 is that regulatable head, the waist pad structure of existing seat cuts open and show action diagram;
Fig. 3 is the schematic perspective view that the utility model is implemented in office chair;
Fig. 4 is the waist support pad released state schematic perspective view that the utility model is implemented in office chair;
Fig. 5 is the action cut-away view of the utility model signal inclination angle and rear downforce;
Fig. 6 is that the utility model waist support pad is released state cut-away view;
Fig. 7 for personnel's waist be that waist support pad is shielded and sustain state cut-away view.
Description of reference numerals:
Background technology: 10-seat; The 11-chair back; 12-groove; 13-backboard; 30-bustle; 31,31 ', 32,32-connection rod set; 33,33 ', 34,34 '-trunnion mount; 35,35 ', 36,36 '-slide; 37-chute; 38-push rod; The fixing bundle of 39-sheet; 40-telescoping cylinder; 41-cylinder bar; 42-button hook part; 43-bonding pad; 44-control knob; 45-pressing piece;
The utility model: 50-seat; The 51-chair back; 52-groove; 521-inclination angle; 53-opening; 54-the first trunnion mount bar; 541-trunnion mount; 60-waist support mechanism; 70-waist support pad; 71-inclination angle; 72-the second sliding base plate; 721-chute; 722-slide-bar; 73-the second trunnion mount bar; 731-trunnion mount; 81-first connecting rod; 811-end; 812-end; 82-second connecting rod; 821-end; 822-end; 83-third connecting rod; 831-end; 832-end; 84-the 4th connecting rod; 841-end; 842-end; 85-the first sliding base plate; 851-chute; 852-shifting axle; 91-telescoping cylinder; 911-cylinder bar; 92-L shape panel seat; 921-perforation; The voltage-controlled button of 93-.
Detailed description of the invention
The utility model provides a kind of waist support of seat structure improved design.
For your auditor can be had a better understanding and awareness the purpose of this utility model, feature and effect, hereby coordinate embodiment and accompanying drawing to describe in detail as rear:
Consult shown in Fig. 3 to Fig. 5, the utility model provides a kind of waist support structure-improved of seat, includes:
One seat 50, a chair back 51 of this seat 50 is provided with a groove 52, and these groove 52 end faces are set as gradually toward oblique inclination angle 521 on opening 53;
One waist support mechanism 60; And
One waist support pad 70, this waist support mechanism 60 links this waist support pad 70 and is mounted in this groove 52, these waist support pad 70 end faces are also provided with oblique inclination angle 71 on this waist support pad 70 end faces at respective slot 52 inclination angles 521, with this inclination angle 521,71 can with human body against rear downforce offset.
Consult shown in Fig. 4 to Fig. 7, the utility model provides a kind of waist support structure-improved of seat, includes:
One seat 50, a chair back 51 of this seat 50 is provided with a groove 52;
One waist support mechanism 60; And
One waist support pad 70, this waist support mechanism 60 links this waist support pad 70 and is mounted in this groove 52, this waist support mechanism 60 comprises between this waist support pad 70 and this groove 52 with two connection rod set intersects pivot joint in vertical direction, and make a first connecting rod 81 of this two connection rod set and the both ends 811 of a third connecting rod 83, 812, 831, 832 are pivoted to respectively a shifting axle 852 at strip two chute 851 places on one first sliding base plate 85 of groove 52 bottom surface one, an and slide-bar 722 at strip two chute 721 places on one second sliding base plate 72 of these waist support pad 70 back side one, one second connecting rod 82 of this two connection rod set and the both ends 821 of one the 4th connecting rod 84, 822, 841, 842 are pivoted to respectively in one first trunnion mount bar 54 two ends trunnion mounts 541 of these groove 52 bottom surface one and in one second trunnion mount bar 73 two ends trunnion mounts 731 of these waist support pad 70 back side one, this shifting axle 852 is also able to pivot joint one telescoping cylinder 91, and a cylinder bar 911 of this telescoping cylinder 91 can be through the bottom that projects to this chair back 51 after L shaped plate seat 92 1 perforation 921 with a voltage-controlled button 93, rely on and press this voltage-controlled button 93 and can make this telescoping cylinder 91 stretch out to push away this shifting axle 852 to push this two connection rod set, and then promote this waist support pad 70 and release forward.
Thus, lie while leaning against this chair back 51 when human body, waist is just resisted against on this waist support pad 70, and the inclination angle 521,71 of this waist support pad 70 and this groove 52 be able to offset with the rear downforce of human body waist.On the other hand, its vertical direction two connection rod set bear the back lower place that pressure direction bears waist depended on pressure with waist support pad 70 to identical, make this two connection rod set be difficult for diagonal distortion, therefore longer service life and not fragile, there are two trunnion mounts 541,731 or two chutes 721,851 and its trunnion mount bar 54,73 or sliding base plate 72,85 are all one-body molded, all standardization and normalization when it is produced, so do not have the problem of assembling precision and the depth of parallelism.
Above-mentioned from it, the waist support structure-improved of seat of the present utility model, really for industry head is shown in the novelty important document that meets new patent, and its comprehensive innovative design, meet the creative important document of utility model patent, and the inclination angle of its waist support pad and groove is just able to offset with the rear downforce of human body waist, two connection rod set bear the back lower place that pressure bears waist depended on pressure with waist support pad to identical, trunnion mount bar or sliding base plate are all one-body molded, meet preferably industry applications.
To be that technical characterictic of the present utility model is specifically described for preferred embodiment of the present utility model above; But person skilled in the art is when can the utility model being changed and amendment not departing under spirit of the present utility model and principle, and these change and revise, and all should be covered by the category that following claim defines.
In sum, the utility model provides a kind of waist support structure-improved of seat, and it has really reached all objects of the present utility model, the space kenel of another its combining structure has no in like product, also not being disclosed in before application, and having met the regulation of Patent Law, files an application in whence in accordance with the law.
Claims (2)
1. a waist support structure-improved for seat, is characterized in that, comprising:
One seat, the chair back of this seat is provided with a groove, and extend the oblique top of end face of this groove;
One waist support mechanism; And
One waist support pad, this waist support mechanism links this waist support pad and is mounted in this groove, and the end face of this waist support pad also extends oblique top end face that should groove.
2. a waist support structure-improved for seat, is characterized in that, comprising:
One seat, a chair back of this seat is provided with a groove;
One waist support mechanism; And
One waist support pad, this waist support mechanism links this waist support pad and is mounted in this groove, between this waist support pad and this groove, connect with two connection rod set, wherein, two connection rod set comprise intersects first connecting rod and the second connecting rod of pivot joint, and third connecting rod and the 4th connecting rod of intersection pivot joint, this groove floor is one-body molded the first sliding base plate and the first trunnion mount bar, the back side of this waist support pad is one-body molded the second sliding base plate and the second trunnion mount bar, the both ends of this first connecting rod and third connecting rod are pivoted to respectively a shifting axle at the strip two chute places on this first sliding base plate, an and slide-bar at strip two chute places on this second sliding base plate, the both ends of this second connecting rod and the 4th connecting rod are pivoted to respectively in the trunnion mount at these the first trunnion mount bar two ends, and in the trunnion mount at these the second trunnion mount bar two ends, this shifting axle pivot joint one telescoping cylinder, and a cylinder bar of this telescoping cylinder can be through the bottom that projects to this chair back after a perforation of a L shaped plate seat with a voltage-controlled button, can make this telescoping cylinder stretch out to push away this shifting axle to push this two connection rod set by pressing this voltage-controlled button, release forward to promote this waist support pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788039.5U CN203814987U (en) | 2013-12-03 | 2013-12-03 | Improved waist support structure of chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320788039.5U CN203814987U (en) | 2013-12-03 | 2013-12-03 | Improved waist support structure of chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203814987U true CN203814987U (en) | 2014-09-10 |
Family
ID=51470545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320788039.5U Expired - Fee Related CN203814987U (en) | 2013-12-03 | 2013-12-03 | Improved waist support structure of chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203814987U (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433456A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433454A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433450A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433457A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433441A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433448A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433445A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433446A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433444A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433459A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433447A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433452A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433449A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433440A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433442A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104886967A (en) * | 2015-06-15 | 2015-09-09 | 廖尚军 | Chair with telescopic lumbar cushion |
| CN106913103A (en) * | 2015-12-24 | 2017-07-04 | L&P产权管理公司 | Back with adjustable waist support |
| CN107684268A (en) * | 2017-09-12 | 2018-02-13 | 朱凤祥 | A kind of lordosis supporter of squab bracket |
| WO2018157420A1 (en) * | 2017-02-28 | 2018-09-07 | 浙江恒林椅业股份有限公司 | Chair having lumbar support adjusting function |
| CN109674613A (en) * | 2018-12-21 | 2019-04-26 | 青岛市市立医院 | A kind of medical treatment gynemetrics puerpera checks and uses chair |
-
2013
- 2013-12-03 CN CN201320788039.5U patent/CN203814987U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433447A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433450A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433446B (en) * | 2014-12-08 | 2017-10-17 | 成都卓青科技有限公司 | A kind of chair |
| CN104433442A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433441A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433448A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433445A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433446A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433449A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433440A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433444A (en) * | 2014-12-08 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433454A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433459A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433457A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433452A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104433456A (en) * | 2014-12-09 | 2015-03-25 | 成都卓青科技有限公司 | Chair |
| CN104886967A (en) * | 2015-06-15 | 2015-09-09 | 廖尚军 | Chair with telescopic lumbar cushion |
| CN106913103B (en) * | 2015-12-24 | 2022-01-21 | L&P产权管理公司 | Chair backrest with adjustable waist support |
| CN106913103A (en) * | 2015-12-24 | 2017-07-04 | L&P产权管理公司 | Back with adjustable waist support |
| WO2018157420A1 (en) * | 2017-02-28 | 2018-09-07 | 浙江恒林椅业股份有限公司 | Chair having lumbar support adjusting function |
| CN107684268A (en) * | 2017-09-12 | 2018-02-13 | 朱凤祥 | A kind of lordosis supporter of squab bracket |
| CN109674613A (en) * | 2018-12-21 | 2019-04-26 | 青岛市市立医院 | A kind of medical treatment gynemetrics puerpera checks and uses chair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20161203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |