CN205006383U - Back has seat of waist activity cushion - Google Patents
Back has seat of waist activity cushion Download PDFInfo
- Publication number
- CN205006383U CN205006383U CN201520732223.7U CN201520732223U CN205006383U CN 205006383 U CN205006383 U CN 205006383U CN 201520732223 U CN201520732223 U CN 201520732223U CN 205006383 U CN205006383 U CN 205006383U
- Authority
- CN
- China
- Prior art keywords
- backrest
- cushion
- waist
- adjusting screw
- 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 - Fee Related
Links
- 230000000694 effects Effects 0.000 title abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a back has seat of waist activity cushion, including chair foot, seatpad, back and handrail, the back comprises fixed back and activity cushion, and seatpad fix the support frame, support frame upwards extend the rear portion fixed connection with the back, and the upper portion both sides of movable cushion are equipped with axis of rotation and back swing joint, the regulating plate is being fixed at the middle part of support frame, the regulating plate is equipped with upwards open -ended U -shaped groove, U -shaped groove and adjusting screw's embedded groove swing joint, the back lower part of activity cushion is equipped with adjusting nut and adjusting screw meshing, adjusting screw's outer end is equipped with the adjusting handle. Beneficial effect lies in: at the middle part of prior art backrest embedding waist activity cushion, through adjusting waist activity cushion, accord with the waist shape facility of various human bodies. Can improve the comfort level that people sat up straight for a long time.
Description
Technical field
The utility model relates to a kind of seat, specifically, is the seat that a kind of backrest has the movable back cushion of waist.
Background technology
Seat, as people's work, widely used seat tool of living, obtains the general approval of people and likes.In all parts of seat, backrest is one of important parts, and the backrest of prior art is mostly whole shaped structure.Its weak point is: due to the whole shaped structure of backrest, so be difficult to design the backrest structure meeting various human body.After people sit up straight for a long time, because backrest lacks the lumbar pad meeting the various bodily form, feeling of human body is very uncomfortable.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of backrest is provided to have the seat of the movable back cushion of waist, embedding the movable back cushion of waist at the middle part of prior art backrest, by regulating the movable back cushion of waist, meeting the lumbar shape feature of various human body.The comfort level that people sit up straight for a long time can be improved.
The utility model backrest has the technical scheme of the seat of the movable back cushion of waist, comprise chair pin, seat cushion, backrest and handrail, described backrest is by fixing backrest and movable back cushion forms, the bottom of described seat cushion is fixedly connected the bottom of bracing frame, the upper binding head that support frame as described above upwards extends is fixedly connected with the upper back of backrest, the lower union joint of bracing frame is fixedly connected with the rear lower of backrest, the both sides, top of described movable back cushion are provided with turning cylinder and are connected with movable backrest, the middle part of support frame as described above is fixed wtih adjustable plate, described adjustable plate is provided with the U-lag of upward opening, described U-lag is flexibly connected with the embedded groove of adjusting screw(rod), the rear lower of described movable back cushion is provided with adjusting nut and engages with adjusting screw(rod), the outer end of described adjusting screw(rod) is provided with adjusting handle.
The beneficial effect that the utility model backrest has the seat of the movable back cushion of waist is: embed the movable back cushion of waist at the middle part of prior art backrest, by regulating the movable back cushion of waist, meets the lumbar shape feature of various human body.The comfort level that people sit up straight for a long time can be improved.
Accompanying drawing explanation
Fig. 1 is the front view that the utility model backrest has the seat of the movable back cushion of waist;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the rearview of Fig. 1;
Fig. 4 is the enlarged drawing at I place in Fig. 2.
Detailed description of the invention
Fig. 1, Fig. 2, Fig. 3, backrest shown in Fig. 4 has the seat of the movable back cushion of waist, comprise chair pin 1, seat cushion 2, backrest 3 and handrail 4, described backrest 3 is made up of fixing backrest 5 and movable back cushion 6, the bottom of described seat cushion 2 is fixedly connected the bottom of bracing frame 8, the upper binding head 9 that support frame as described above 8 upwards extends is fixedly connected with the upper back of backrest 3, the lower union joint 10 of bracing frame 8 is fixedly connected with the rear lower of backrest 3, the both sides, top of described movable back cushion 6 are provided with turning cylinder 7 and are flexibly connected with backrest 3, the middle part of support frame as described above 8 is fixed wtih adjustable plate 11, described adjustable plate 11 is provided with the U-lag 13 of upward opening, described U-lag 13 is flexibly connected with the embedded groove 14 of adjusting screw(rod) 15, the rear lower of described movable back cushion 6 is provided with adjusting nut 16 and engages with adjusting screw(rod) 15, the outer end of described adjusting screw(rod) is provided with adjusting handle, 12.
When needs adjustment activity back cushion 6 moves forward and backward, rotate adjusting handle 12, by adjusting screw(rod) 15, adjusting nut 16, the front and back position of adjustment activity back cushion 6, to meet the needs of the lumbar shape feature of various human body, thus the comfort level that raising people sit up straight for a long time.
Claims (1)
1. a backrest has the seat of the movable back cushion of waist, comprise chair pin (1), seat cushion (2), backrest (3) and handrail (4), it is characterized in that: described backrest (3) is made up of fixing backrest (5) and movable back cushion (6), the bottom of described seat cushion (2) is fixedly connected the bottom of bracing frame (8), the upper binding head (9) that support frame as described above (8) upwards extends is fixedly connected with the upper back of backrest (3), the lower union joint (10) of bracing frame (8) is fixedly connected with the rear lower of backrest (3), the both sides, top of described movable back cushion (6) are provided with turning cylinder (7) and are flexibly connected with backrest (3), the middle part of support frame as described above (8) is fixed wtih adjustable plate (11), described adjustable plate (11) is provided with the U-lag (13) of upward opening, described U-lag (13) is flexibly connected with the embedded groove (14) of adjusting screw(rod) (15), the rear lower of described movable back cushion (6) is provided with adjusting nut (16) and engages with adjusting screw(rod) (15), the outer end of described adjusting screw(rod) is provided with adjusting handle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732223.7U CN205006383U (en) | 2015-09-17 | 2015-09-17 | Back has seat of waist activity cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732223.7U CN205006383U (en) | 2015-09-17 | 2015-09-17 | Back has seat of waist activity cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205006383U true CN205006383U (en) | 2016-02-03 |
Family
ID=55205020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520732223.7U Expired - Fee Related CN205006383U (en) | 2015-09-17 | 2015-09-17 | Back has seat of waist activity cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205006383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107550083A (en) * | 2017-09-05 | 2018-01-09 | 佛山佳运航科技有限公司 | A kind of stealthy chair |
| CN108577294A (en) * | 2018-04-04 | 2018-09-28 | 赖文豪 | A kind of medical treatment and nursing nurse's rest rocking chair |
-
2015
- 2015-09-17 CN CN201520732223.7U patent/CN205006383U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107550083A (en) * | 2017-09-05 | 2018-01-09 | 佛山佳运航科技有限公司 | A kind of stealthy chair |
| CN108577294A (en) * | 2018-04-04 | 2018-09-28 | 赖文豪 | A kind of medical treatment and nursing nurse's rest rocking 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 |