CN210112692U - Chair with detachable top - Google Patents
Chair with detachable top Download PDFInfo
- Publication number
- CN210112692U CN210112692U CN201920913691.2U CN201920913691U CN210112692U CN 210112692 U CN210112692 U CN 210112692U CN 201920913691 U CN201920913691 U CN 201920913691U CN 210112692 U CN210112692 U CN 210112692U
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- CN
- China
- Prior art keywords
- chair
- fixed
- chassis
- motor
- 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
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a chair, including the back of the chair, seat support, chassis and first motor, the back of the chair passes through the link and is fixed with the seat support, the bottom at the seat support is fixed to the chassis, the one end of link is fixed with the back of the chair, and the other end is gone up and down along the oblique rear of seat support with chassis or seat support sliding connection, and by first motor drive link. The utility model discloses a special link is with the back of the chair and seat support sliding connection, and by fixing the motor drive screw rod on chassis or seat support for the displacement takes place for the nut on the screw rod, and then the drive goes up and down with the fixed link of nut, has realized the electrical control of the back of the chair, convenient operation.
Description
Technical Field
The utility model relates to a chair.
Background
In daily life, children need to use stools and seats frequently due to living needs, but under most conditions, stools and seats suitable for adults are not suitable for children to use, and even children can have accidental injury when using adult stools and seats.
In addition, most office chairs can only lift the part above the base of the supporting legs of the chair integrally, but cannot adjust the backrest of the chair, so that the office chair is not beneficial to sitting of tall people, and is particularly beneficial to supporting of the waist.
Disclosure of Invention
In order to solve the technical problem, the utility model aims to provide a chair which has a simple structure and is convenient for adjusting the chair back.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a chair, includes the back of the chair, seat support, chassis and first motor, the back of the chair passes through the link and is fixed with the seat support, the bottom at the seat support is fixed to the chassis, the one end of link is fixed with the back of the chair, the other end and chassis or seat support sliding connection, and by the oblique rear lift of first motor drive link along the seat support.
As a preferable scheme: the connecting frame is tubular, the upper portion of the connecting frame is a chair back connecting portion, the lower portion of the connecting frame is a sliding portion, and an included angle between the chair back connecting portion and the sliding portion is an obtuse angle.
As a preferable scheme: the base frame or the chair seat is provided with a fixed plate, a guide rail obliquely arranged is fixed on the fixed plate, and the connecting frame is connected with the guide rail in a sliding manner.
As a preferable scheme: the fixing plate is further fixedly provided with a gear box driven by a first motor, the gear box is connected with a screw rod, a nut is sleeved on the screw rod, the screw rod is parallel to the guide rail, and the nut is fixed with the connecting frame.
As a preferable scheme: the two connecting frames and the two fixing plates are respectively fixed on the two sides of the chair back, and the lower parts of the two connecting frames are respectively connected with the guide rails on the fixing plates on the two sides of the bottom frame or the chair seat in a sliding manner.
As a preferable scheme: the first motor is fixed on the chair seat or the bottom frame, and the first motor drives the gear boxes on two sides simultaneously through the first transmission shaft.
As a preferable scheme: the two bottom frames are respectively fixed at the two sides of the bottom of the chair seat, and a lifting mechanism is arranged in the bottom frames.
As a preferable scheme: the chassis is in an inverted I shape, the upper part of the chassis is provided with a supporting beam and a sleeve which are mutually vertical and fixed, the lower part of the chassis is provided with a horizontal supporting rod and a fixed pipe which are mutually vertical and fixed, and the sleeve is sleeved on the fixed pipe in a sliding manner.
As a preferable scheme: the lifting mechanism comprises a second screw, a second nut and a second gear box, the second nut is fixed in the fixed pipe, the second gear box is fixed in the sleeve, and the second screw is connected with the second nut and the second gear box.
As a preferable scheme: and a second motor is further fixed on the chair seat or the bottom frame and drives the second gear boxes on two sides through a second transmission shaft.
The utility model discloses a special link is with the back of the chair and seat support sliding connection, and by fixing the motor drive screw rod on chassis or seat support for the displacement takes place for the nut on the screw rod, and then the drive goes up and down with the fixed link of nut, has realized the electrical control of the back of the chair, convenient operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the chair back and the chair seat when the chair back and the chair seat of the present invention are raised.
Fig. 3 is a schematic structural view of the utility model after the chair seat and part of the connecting frame are removed.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
A chair as shown in fig. 1 to 3, including back of the chair 1, seat support 3, chassis 6 and first motor 10, back of the chair 1 is fixed with seat support 3 through link 2, chassis 6 is fixed in the bottom of seat support 3, the one end and the back of the chair 1 of link 2 are fixed, the other end and chassis 6 or 3 sliding connection of seat support, and by the oblique rear lift of first motor 10 drive link 2 along seat support 3.
The connecting frame 2 is tubular, the upper portion of the connecting frame is a chair back connecting portion, the lower portion of the connecting frame is a sliding portion, and an included angle between the chair back connecting portion and the sliding portion is an obtuse angle. The fixing plate 4 is arranged on the base frame 6 or the chair seat 3, the guide rail 41 which is obliquely arranged is fixed on the fixing plate 4, and the connecting frame 2 is in sliding connection with the guide rail 41. The connecting frame is bent, the upper part of the connecting frame is parallel to the chair back, so that the chair back is convenient to fix, the lower part of the connecting frame is parallel to the guide rail, so that the chair back can conveniently move according to a fixed track, and preferably, the guide rail for the operation of the chair back forms an included angle of 45 degrees with the horizontal plane.
The fixing plate 4 is further fixed with a gear box 12 driven by a first motor 10, the gear box 12 is connected with a screw rod 5, the screw rod 5 is sleeved with a nut 9, the screw rod 5 is parallel to the guide rail 41, and the nut 9 is fixed with the connecting frame 2. Adopt the mode of electric adjustment, the user's of being convenient for operation has overcome children and has been difficult to the defect of the chair of manual regulation because of the strength is less, and the electric adjustment security is higher.
The two connecting frames 2 and the two fixing plates 4 are both provided, the upper parts of the two connecting frames 2 are respectively fixed with the two sides of the chair back 1, and the lower parts of the two connecting frames 2 are respectively connected with the chassis 6 or the guide rails 41 on the fixing plates 4 on the two sides of the chair seat 3 in a sliding manner. The two sides of the chair back are connected with the two sides of the chair seat or the bottom frame, so that the movement is more stable.
Two underframe 6 are fixed respectively in the both sides of seat support 3 bottom, and are equipped with elevating system in the underframe 6. The chassis 6 is for becoming the I-shaped that falls, and upper portion is mutually perpendicular fixed supporting beam and sleeve pipe 61, and the lower part is mutually perpendicular fixed horizontal support pole 7 and fixed pipe 62, sleeve pipe 61 slip cover is established on fixed pipe 62, both ends are equipped with pulley 8 around the lower part of horizontal support pole 7.
The lifting mechanism comprises a second screw, a second nut and a second gear box, the second nut is fixed in the fixed pipe 62, the second gear box is fixed in the sleeve 61, and the second screw is connected with the second nut and the second gear box.
The first motor 10 is fixed on the seat 3 or the bottom frame 6, and the first motor 10 drives the gear boxes 12 on both sides simultaneously through the first transmission shaft 11. A second motor 13 is further fixed on the seat 3 or the bottom frame 6, and the second motor 13 drives the second gear boxes on the two sides through a second transmission shaft 14. The second transmission shaft 14 and the first transmission shaft 11 are arranged in parallel.
It should be noted that the above embodiments are merely representative examples of the present invention. The utility model can also have a plurality of deformations. Any simple modification, equivalent changes and modifications made to the above embodiments according to the essence of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (10)
1. The utility model provides a chair, includes back of the chair (1), seat support (3), chassis (6) and first motor (10), back of the chair (1) is fixed with seat support (3) through link (2), the bottom at seat support (3), its characterized in that are fixed in chassis (6): one end of the connecting frame (2) is fixed with the chair back (1), the other end of the connecting frame is connected with the bottom frame (6) or the chair seat (3) in a sliding mode, and the connecting frame (2) is driven by the first motor (10) to ascend and descend along the oblique rear portion of the chair seat (3).
2. A chair according to claim 1, wherein: the connecting frame (2) is tubular, the upper portion of the connecting frame is a chair back connecting portion, the lower portion of the connecting frame is a sliding portion, and an included angle between the chair back connecting portion and the sliding portion is an obtuse angle.
3. A chair according to claim 1, wherein: be equipped with fixed plate (4) on chassis (6) or seat support (3), be fixed with guide rail (41) that the slant set up on fixed plate (4), link (2) and guide rail (41) sliding connection.
4. A chair according to claim 3, wherein: the fixing plate (4) is further fixedly provided with a gear box (12) driven by a first motor (10), the gear box (12) is connected with a screw rod (5), the screw rod (5) is sleeved with a nut (9), the screw rod (5) is parallel to the guide rail (41), and the nut (9) is fixed with the connecting frame (2).
5. A chair according to claim 3, wherein: the chair is characterized in that the connecting frames (2) and the fixing plates (4) are two, the upper parts of the two connecting frames (2) are fixed to the two sides of the chair back (1) respectively, and the lower parts of the two connecting frames (2) are connected with the bottom frame (6) or the guide rails (41) on the fixing plates (4) on the two sides of the chair seat (3) in a sliding mode respectively.
6. A chair according to claim 5, wherein: the first motor (10) is fixed on the chair seat (3) or the bottom frame (6), and the first motor (10) drives the gear boxes (12) on two sides simultaneously through the first transmission shaft (11).
7. A chair according to claim 1, wherein: the two bottom frames (6) are respectively fixed at two sides of the bottom of the chair seat (3), and a lifting mechanism is arranged in the bottom frames (6).
8. A chair according to claim 7, wherein: the chassis (6) is in an inverted I shape, the upper part of the chassis is a supporting beam and a sleeve (61) which are mutually vertical and fixed, the lower part of the chassis is a horizontal supporting rod (7) and a fixed pipe (62) which are mutually vertical and fixed, and the sleeve (61) is sleeved on the fixed pipe (62) in a sliding manner.
9. A chair according to claim 8, wherein: the lifting mechanism comprises a second screw, a second nut and a second gear box, the second nut is fixed in the fixed pipe (62), the second gear box is fixed in the sleeve (61), and the second screw is connected with the second nut and the second gear box.
10. A chair according to claim 9, wherein: and a second motor (13) is further fixed on the seat (3) or the bottom frame (6), and the second motor (13) drives the second gear boxes at two sides simultaneously through a second transmission shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920913691.2U CN210112692U (en) | 2019-06-18 | 2019-06-18 | Chair with detachable top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920913691.2U CN210112692U (en) | 2019-06-18 | 2019-06-18 | Chair with detachable top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210112692U true CN210112692U (en) | 2020-02-25 |
Family
ID=69579256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920913691.2U Expired - Fee Related CN210112692U (en) | 2019-06-18 | 2019-06-18 | Chair with detachable top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210112692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123061A (en) * | 2019-06-18 | 2019-08-16 | 诸暨小兽健康科技有限公司 | A kind of chair |
-
2019
- 2019-06-18 CN CN201920913691.2U patent/CN210112692U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123061A (en) * | 2019-06-18 | 2019-08-16 | 诸暨小兽健康科技有限公司 | A kind of chair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200225 |