CN210227474U - Chair (Ref. TM. chair) - Google Patents
Chair (Ref. TM. chair) Download PDFInfo
- Publication number
- CN210227474U CN210227474U CN201921182261.4U CN201921182261U CN210227474U CN 210227474 U CN210227474 U CN 210227474U CN 201921182261 U CN201921182261 U CN 201921182261U CN 210227474 U CN210227474 U CN 210227474U
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- supporting seat
- end part
- rear end
- seat
- spring
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Abstract
The utility model relates to a chair. The chair comprises chair legs, a supporting seat, a seat cushion, armrests and a backrest, wherein the supporting seat is arranged on the chair legs, the rear end of the seat cushion is rotatably connected with the rear end part of the supporting seat, and the front end of the seat cushion is slidably connected with the front end part of the supporting seat; the handrail is arranged on the rear end part of the supporting seat; the inner side surface of the armrest is engaged with the two side edges of the backrest through the rail and the groove. The utility model has the advantages of simple and reasonable design, each accessories assembly is fast, and seatpad and back reset fast.
Description
Technical Field
The utility model relates to a chair.
Background
The existing chair structure is complex in assembly, multiple in spare parts, untimely in resetting the chair backwards, inconvenient to use and complex in resetting structure.
Disclosure of Invention
Therefore, the utility model aims to provide a chair which has simple structure and can be quickly reset after the chair is reclined.
The purpose of the utility model is realized like this.
A chair comprises chair legs, a supporting seat, a seat cushion, armrests and a backrest, wherein the supporting seat is arranged on the chair legs, the rear end of the seat cushion is rotatably connected with the rear end part of the supporting seat, and the front end of the seat cushion is slidably connected with the front end part of the supporting seat; the handrail is arranged on the rear end part of the supporting seat; the inner side surface of the armrest is engaged with the two side edges of the backrest through the rail and the groove.
The technical scheme can be further perfected as follows.
Two sides of the front end of the seat cushion are respectively provided with a section of horizontal groove, a spring is embedded in the horizontal groove, the end head of the front end part of the supporting seat is inserted into the horizontal groove, and the spring is arranged between the end head of the front end part of the supporting seat and the end wall of the horizontal groove.
The spring cover and the bottom shell are further arranged in the horizontal groove, the spring is arranged in the spring cover and the bottom shell, the bottom shell and the seat cushion are locked through screws, so that the spring cover is fixed in the horizontal groove, a sliding groove is formed in the bottom surface of the bottom shell, the end of the front end portion of the supporting seat is arranged in the bottom shell, a spring plug is arranged at one end portion of the spring, the spring plug is connected with the end of the front end portion of the supporting seat through a bolt, and the front end portion of the supporting seat can.
The two sides of the rear end part of the supporting seat are respectively provided with an inserting hole in the body, the bottom end of the handrail extends into the inserting holes, and the handrail and the rear end part of the supporting seat are locked by screws.
The inner side surface of the handrail protrudes out of the rail, the corresponding side edge of the backrest is provided with a groove, the grooves on the two sides of the backrest are meshed with the rail on the inner surface of the handrail, then the backrest is pressed downwards to realize connection through the groove meshed rail, and the bottom edge of the backrest is locked with the rear end part of the supporting seat through screws.
The front end part of the supporting seat is Y-shaped, the rear end part of the supporting seat is T-shaped, the front end part of the supporting seat is connected with the rear end part of the supporting seat through a pivot, and the front end part of the supporting seat and the rear end part of the supporting seat can rotate mutually within the range of 0-20 degrees.
The utility model has the advantages of simple and reasonable design, each accessories assembly is fast, and seatpad and back reset fast.
Drawings
Fig. 1 is an exploded view of the embodiment.
FIG. 2 is a schematic view of a chair leg and a support seat according to an embodiment.
Fig. 3 is a side view of the embodiment.
Fig. 4 is a sectional view a-a, mainly showing a rail groove fitting structure of the backrest and the armrest.
Fig. 5 is a sectional view B-B mainly showing a connecting structure of the front end portion and the rear end portion of the support base.
Fig. 6 is a cross-sectional view C-C mainly showing the installation structure of the armrest and the coupling seat.
Fig. 7 is a cross-sectional view taken along line D-D, mainly illustrating the armrest and backrest attachment structure.
Fig. 8 is a sectional view taken along line E-E, mainly showing a structural view between the front end portion of the support base and the seat cushion.
Fig. 9 is a sectional view from F to F, mainly showing a structural view of a rear end portion of the support base.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The embodiment is shown in the attached drawings, and the chair comprises chair legs 1, a supporting seat 2, a seat cushion 3, armrests 4 and a backrest 5. The support seat 2 is divided into a front end portion 20 and a rear end portion 21, the front end portion 20 of the support seat is Y-shaped, the rear end portion 21 of the support seat is T-shaped, the front end portion 20 of the support seat is connected with the rear end portion 21 of the support seat through a pivot 22, the front end portion 20 of the support seat and the rear end portion 21 of the support seat can rotate mutually within the range of 0-20 degrees, and the front end portion 20 of the support seat and the rear end portion 21 of the support seat can be locked through rivets. The front part 20 of the support base is mounted on the chair leg 1, and the support base can be adjusted up and down relative to the chair leg, which belongs to the prior art.
The armrest 4 is mounted on the rear end portion 21 of the support base, the rear end portion 21 of the support base is provided with a plug hole 23 on each side of the support base, the bottom end of the armrest 4 extends into the plug hole 23, and the armrest 4 and the rear end portion 21 of the support base are locked by a screw 40.
The rear end of the seat cushion 3 is rotatably connected with the rear end part 21 of the supporting seat, a connector 24 is protruded from the surface of the rear end part of the supporting seat, the rear end of the seat cushion 3 is provided with a pivot seat 30, and the connector 24 is connected with the pivot seat 30 by a pivot 25 for rotation.
The front end of the seat cushion 3 is slidably connected with the front end part 20 of the supporting seat, two sides of the front end part of the seat cushion are respectively provided with a section of horizontal groove 31, a spring cover 32 and a bottom shell 33 are arranged in the horizontal groove 31, the bottom shell 33 is fixedly connected with the seat cushion 3 so that the spring cover is fixed in the horizontal groove, a spring 34 is arranged in a space formed by the spring cover 32 and the bottom shell 33, one end part of the spring 34 is provided with a spring plug 35, the end head of the front end part 20 of the supporting seat is arranged in the bottom shell and is connected with the spring plug 35 through a bolt 36, the other end of the spring 34 abuts against the end wall of the horizontal groove 31, the bottom shell 33 is provided with a.
The inner side surface of the armrest 4 is engaged with the two sides of the backrest through rails and grooves, the inner side surface of the armrest 4 protrudes out of the rails 41, the corresponding side edge of the backrest 5 is provided with the grooves 50, the grooves 50 on the two sides of the backrest are engaged with the rails 41 on the inner surface of the armrest, then the connection is realized by the way that the backrest is engaged with the rails through the grooves downwards, the bottom edge of the backrest 5 is locked with the rear end part 21 of the supporting seat through a screw 51, and meanwhile, the backrest 5 is also locked with the armrest 4 through a screw 42.
When the seat cushion is used, the lifting device can adjust the seat cushion to lift, a person leans backwards when sitting on the seat cushion, the backrest and the seat cushion move backwards and downwards, the seat cushion and the end head of the front end part of the supporting seat compress the spring 34 together when moving backwards and downwards, and when the user stands up or sits straight, the spring can quickly reset the seat cushion and the backrest.
Claims (6)
1. The utility model provides a chair, includes chair foot, supporting seat, seatpad, handrail and back, its characterized in that: the supporting seat is arranged on the chair leg, the rear end of the seat cushion is rotatably connected with the rear end part of the supporting seat, and the front end of the seat cushion is slidably connected with the front end part of the supporting seat;
the handrail is arranged on the rear end part of the supporting seat;
the inner side surface of the armrest is engaged with the two side edges of the backrest through the rail and the groove.
2. The chair according to claim 1, wherein: two sides of the front end of the seat cushion are respectively provided with a section of horizontal groove, a spring is embedded in the horizontal groove, the end head of the front end part of the supporting seat is inserted into the horizontal groove, and the spring is arranged between the end head of the front end part of the supporting seat and the end wall of the horizontal groove.
3. The chair according to claim 2, wherein: the spring cover and the bottom shell are further arranged in the horizontal groove, the spring is arranged in the spring cover and the bottom shell, the bottom shell and the seat cushion are locked through screws, so that the spring cover is fixed in the horizontal groove, a sliding groove is formed in the bottom surface of the bottom shell, the end of the front end portion of the supporting seat is arranged in the bottom shell, a spring plug is arranged at one end portion of the spring, the spring plug is connected with the end of the front end portion of the supporting seat through a bolt, and the front end portion of the supporting seat can.
4. The chair according to claim 1, wherein: the two sides of the rear end part of the supporting seat are respectively provided with an inserting hole in the body, the bottom end of the handrail extends into the inserting holes, and the handrail and the rear end part of the supporting seat are locked by screws.
5. The chair according to claim 1, wherein: the inner side surface of the handrail protrudes out of the rail, the corresponding side edge of the backrest is provided with a groove, the grooves on the two sides of the backrest are meshed with the rail on the inner surface of the handrail, then the backrest is pressed downwards to realize connection through the groove meshed rail, and the bottom edge of the backrest is locked with the rear end part of the supporting seat through screws.
6. The chair according to claim 1, wherein: the front end part of the supporting seat is Y-shaped, the rear end part of the supporting seat is T-shaped, the front end part of the supporting seat is connected with the rear end part of the supporting seat through a pivot, and the front end part of the supporting seat and the rear end part of the supporting seat can rotate mutually within the range of 0-20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921182261.4U CN210227474U (en) | 2019-07-25 | 2019-07-25 | Chair (Ref. TM. chair) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921182261.4U CN210227474U (en) | 2019-07-25 | 2019-07-25 | Chair (Ref. TM. chair) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210227474U true CN210227474U (en) | 2020-04-03 |
Family
ID=69992816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921182261.4U Active CN210227474U (en) | 2019-07-25 | 2019-07-25 | Chair (Ref. TM. chair) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210227474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD974816S1 (en) | 2022-04-18 | 2023-01-10 | Brad M. Hedberg | Armrest |
| USD978591S1 (en) | 2022-04-15 | 2023-02-21 | Brad M Hedberg | Armrest |
-
2019
- 2019-07-25 CN CN201921182261.4U patent/CN210227474U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD978591S1 (en) | 2022-04-15 | 2023-02-21 | Brad M Hedberg | Armrest |
| USD974816S1 (en) | 2022-04-18 | 2023-01-10 | Brad M. Hedberg | Armrest |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |