CN202636228U - Chair backrest with adjustable cushion - Google Patents
Chair backrest with adjustable cushion Download PDFInfo
- Publication number
- CN202636228U CN202636228U CN 201220232162 CN201220232162U CN202636228U CN 202636228 U CN202636228 U CN 202636228U CN 201220232162 CN201220232162 CN 201220232162 CN 201220232162 U CN201220232162 U CN 201220232162U CN 202636228 U CN202636228 U CN 202636228U
- Authority
- CN
- China
- Prior art keywords
- cushion
- locking
- back cushion
- slide bar
- chair backrest
- 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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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a chair backrest with an adjustable cushion. The chair backrest with the adjustable cushion comprises a chair backrest, the cushion, a longitudinal rail, a horizontal rail, a pulley wheel, a slide bar and a locking mechanism, wherein the upper end and the lower end of the cushion are arranged on the pulley wheel on the longitudinal rail through a support bar; the longitudinal rail is provided with positioning convex teeth; the cushion is limited and locked through the locking mechanism up and down; the upper end of the longitudinal rail is arranged on the horizontal rail through the slide bar, and the lower end of the horizontal rail is connected with the lower part of the chair backrest through a shaft; and the slide bar is provided with a locking wheel. After the cushion is adjusted to a position with the most fitting height and protruding degree, the natural physiological bending shape of the spine can be recovered, so that the chair backrest with the adjustable cushion can prevent and treat spinal diseases and has the most effective effect of preventing and treating lumbar disc herniation.
Description
Technical field
The utility model relates to a kind of back cushion adjustable chair back, is a kind of back cushion position adjustable device on the chair back.
Background technology
At present a lot of man-hours will be sitting on the office chair for a long time, the long-time imposed deformation of vertebra can cause spinal disease, modal is exactly waist dish outstanding, bring serious harm for people's health, if the back cushion of a projection can be arranged, and rational position of waist downside can be withstood on the chair back, then spinal disease can be well prevented and treat, the most effective is exactly prevention and treatment waist dish outstanding, thereby the assurance people's is healthy.
The utility model content
The utility model purpose is to provide a kind of back cushion position adjustable device on the chair back for the defective that prior art exists.
The utility model for achieving the above object, adopt following technical scheme:, a kind of back cushion adjustable chair back, comprise the chair back and back cushion, also comprise long rails, cross track, pulley, slide bar and lockable mechanism, described back cushion upper and lower side is installed on the pulley that is arranged on the described long rails by cramp bar, described long rails is provided with the location double wedge, and described back cushion above-below direction is by the spacing locking of described lockable mechanism; Described long rails upper end is installed on the cross track by slide bar, and the lower end is connected to chair back bottom by axle; Described slide bar is provided with the locking wheel.
Further, described locking structure comprises backstay, locking shaft, locking rod and location double wedge, and described locking rod is installed in described back cushion back by locking shaft, and described backstay is installed on the back cushion of described locking rod top; Described backstay cooperates locking by locking rod with described positioning cam on being arranged on described long rails.
The beneficial effects of the utility model: this apparatus structure is simple, and cost is low, easy to use, is convenient to popularize use.Back cushion is adjusted to height, behind the optimal position of protrusion degree, can be recovered the natural physiological bending shape of vertebra, thereby prevention and treatment spinal disease especially prevent and to treat waist dish outstanding the most effective.
Description of drawings
The structural representation of Fig. 1 the utility model left view;
The structural representation of Fig. 2 the utility model front view;
1 chair back among the figure, 2 lockings wheel, 3 slide bars, 4 cross tracks, 5,13 pulleys, 6,12 cramp bars, 7 location double wedges, 8 backstays, 9 locking shaft, 10 locking rods, 11 back cushions, 14 bolsters, 15 long rails.
The specific embodiment
Fig. 1, Figure 2 shows that a kind of back cushion adjustable chair back, the chair back 1 upper end is equipped with cross track 4, two long rails 15 of middle installation, long rails 15 lower ends are installed in the chair back 1 lower end by bolster 14, long rails 15 upper ends are installed on the cross track 4 by slide bar 3, long rails 15 can be around bolster 14 along cross track 4 swings, and the fixing front and back position of the locking wheel 2 that can be provided with by slide bar 3, back cushion 11 upper ends are fixed with two cramp bars 6, the lower end is fixed with two cramp bars 12, cramp bar 6,12 the other end is equipped with pulley 5,13, pulley 5,13 are installed in the long rails 15, and longitudinally track 15 moves up and down, centre position, long rails 15 front is processed with location double wedge 7, the locking rod 10 that is installed on the back cushion 11 by locking shaft 9 can swing around locking shaft 9, the top of locking rod 10 is provided with and is installed on the back cushion 11 and relatively turnable backstay 8, when backstay 8 forwards vertical position to, the lower end of backstay 8 withstand on locking rod 10 above, locking rod 10 is positioned at horizontal level, the other end of locking rod 10 is stuck on the double wedge 7 of location, thus the location of realizing the above-below direction of back cushion 11.
When the people is sitting on the chair, can adjusts to height, the optimal position of protrusion degree to back cushion 11, and by locking wheel 2, locking rod 10, backstay 8 back cushion 11 be fixed.When the people leans against on the back cushion 11 of the chair back 1, can recover the natural physiological bending shape of vertebra, thereby prevention and treatment spinal disease prevent especially and to treat waist dish outstanding the most effective.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (2)
1. back cushion adjustable chair back, comprise the chair back and back cushion, it is characterized in that, also comprise long rails, cross track, pulley, slide bar and lockable mechanism, described back cushion upper and lower side is installed on the pulley that is arranged on the described long rails by cramp bar, described long rails is provided with the location double wedge, and described back cushion above-below direction is by the spacing locking of described lockable mechanism; Described long rails upper end is installed on the cross track by slide bar, and the lower end is connected to chair back bottom by axle; Described slide bar is provided with the locking wheel.
2. a kind of back cushion adjustable chair back according to claim 1, it is characterized in that, described locking structure comprises backstay, locking shaft, locking rod and location double wedge, and described locking rod is installed in described back cushion back by locking shaft, and described backstay is installed on the back cushion of described locking rod top; Described backstay cooperates locking by locking rod with described positioning cam on being arranged on described long rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232162 CN202636228U (en) | 2012-05-22 | 2012-05-22 | Chair backrest with adjustable cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220232162 CN202636228U (en) | 2012-05-22 | 2012-05-22 | Chair backrest with adjustable cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202636228U true CN202636228U (en) | 2013-01-02 |
Family
ID=47405432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220232162 Expired - Fee Related CN202636228U (en) | 2012-05-22 | 2012-05-22 | Chair backrest with adjustable cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202636228U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615367A (en) * | 2016-02-23 | 2016-06-01 | 王本 | Removable back cushion |
| CN105857128A (en) * | 2016-04-08 | 2016-08-17 | 清华大学 | Child seat and automobile using same |
| CN108260979A (en) * | 2018-01-18 | 2018-07-10 | 邹家华 | A kind of double-purpose back cushion of adjustable height |
| CN108283393A (en) * | 2018-01-18 | 2018-07-17 | 邹家华 | The chair back cushion of adjustable height |
| CN108308915A (en) * | 2018-01-18 | 2018-07-24 | 邹家华 | Easy of rise back cushion |
| CN109157040A (en) * | 2018-10-25 | 2019-01-08 | 重庆市肿瘤研究所 | Multi-functional PICC catheter maintenance seat |
-
2012
- 2012-05-22 CN CN 201220232162 patent/CN202636228U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615367A (en) * | 2016-02-23 | 2016-06-01 | 王本 | Removable back cushion |
| CN105857128A (en) * | 2016-04-08 | 2016-08-17 | 清华大学 | Child seat and automobile using same |
| CN108260979A (en) * | 2018-01-18 | 2018-07-10 | 邹家华 | A kind of double-purpose back cushion of adjustable height |
| CN108283393A (en) * | 2018-01-18 | 2018-07-17 | 邹家华 | The chair back cushion of adjustable height |
| CN108308915A (en) * | 2018-01-18 | 2018-07-24 | 邹家华 | Easy of rise back cushion |
| CN109157040A (en) * | 2018-10-25 | 2019-01-08 | 重庆市肿瘤研究所 | Multi-functional PICC catheter maintenance seat |
| CN109157040B (en) * | 2018-10-25 | 2021-05-11 | 重庆市肿瘤研究所 | Multifunctional PICC catheter maintenance seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20140522 |