CN205410462U - Chair tray with adjustable - Google Patents
Chair tray with adjustable Download PDFInfo
- Publication number
- CN205410462U CN205410462U CN201521039338.4U CN201521039338U CN205410462U CN 205410462 U CN205410462 U CN 205410462U CN 201521039338 U CN201521039338 U CN 201521039338U CN 205410462 U CN205410462 U CN 205410462U
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- CN
- China
- Prior art keywords
- pedestal
- mounting seat
- elevating lever
- seat
- lever mounting
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Abstract
The utility model relates to a chair technical field especially relates to a chair tray with adjustable, including fixing at the bed frame of seat support bottom, articulate the back of the chair fixing base on the bed frame and be used for adjusting the adjustment mechanism of bed frame and back of the chair fixing base contained angle, bed frame and lifter mount pad are split type structure, the lifter mount pad passes through the articulated shaft and articulates on the curb plate of bed frame both sides, be equipped with buffer between the expansion end of lifter mount pad and the bed frame, be equipped with the lifting handle that the control seat support goes up and down on the lifter mount pad, be located and be equipped with the locating hole on the curb plate of lifting handle expansion end one side. The utility model discloses the angle that the seat support can be adjusted again to the angle that can adjust the back of the chair can adapt to the position of sitting that the user is different, improves the comfort level of seat, plays after one's death the user that the seat support can carry out automatic re -setting, has that simple structure, convenient operation, comfort level are high, the batch production's of being convenient for advantage.
Description
Technical field
This utility model relates to chair technology field, particularly relates to a kind of adjustable chair tray.
Background technology
Chair structure on market is various, the wherein seat of adjustable chair back angles, with the posture that it is comfortable, receive the favor of increasing consumer, this seat lain down relies primarily on the rotation connection structure between the pallet of fixing chair base and the chair back fixed mount of the fixing chair chair back and retaining mechanism to realize its lie down chair back and function at adjusting back angle of inclination, and torsion spring would generally be installed in the rotating shaft of chair back fixed mount, torsion spring produces certain bounce-back moment of torsion during rotating, thus allow user during lying down, the chair back can be given and certain back support, and after unclamping retaining mechanism, torsion spring can also allow the chair back automatically recover vertical state.
Such as: a kind of chair tray structure described in the Chinese utility model patent of Application No. 201320629337.X, fix seat including pedestal, the chair back that is articulated with described pedestal, two ends are hingedly connected to the chair back and fix seat and pedestal and can the flexible expansion link of axis.It is disadvantageously, this chair tray is only capable of the angle regulating seat support with the chair back, it is impossible to angle before and after regulation seat support, it is impossible to adapt to different sitting postures.
Utility model content
This utility model to solve above-mentioned technical problem, thus provides a kind of chair tray structure, can either adjusting back angle, angle before and after seat support can be regulated again, be adjusted correspondingly according to the sitting posture that user is different, improve the comfort level of seat.
The technical scheme that this utility model solves the problems referred to above is as follows: a kind of adjustable chair tray, fix seat including the pedestal being fixed on seat bottom, the chair back that is articulated with on pedestal and fix the governor motion of seat angle for regulating pedestal and the chair back, also include elevating lever mounting seat, described pedestal and elevating lever mounting seat are split-type structural, described elevating lever mounting seat is hinged on the side plate of pedestal both sides by jointed shaft, and described pedestal rotates along jointed shaft OQ t bar mounting seat, between movable end and the pedestal of described elevating lever mounting seat, it is provided with buffer unit；Described elevating lever mounting seat is provided with the lifting handle controlling seat support lifting, described lifting handle energy OQ t bar mounting seat rotates and in axial direction moves, the side plate being positioned at lifting handle movable end side is provided with hole, location, when the movable end of described lifting handle is located in hole, location, described elevating lever mounting seat and pedestal keep being relatively fixed.
Wherein, the movable end of described lifting handle refers to that lifting handle pierces into the one end passed in hole, location.
As preferably, being provided with elongated slot with the side plate of hole, described location opposite side, when movable end removal in hole, location of described lifting handle, described pedestal OQ t bar mounting seat rotates along jointed shaft, and described lifting handle moves in elongated slot relative to pedestal.
As preferably, described elongated slot is arcuate groove or the arcuate groove of unidirectional opening.
As preferably, described side plate is provided with limited block, and described limited block is positioned at the position of elevating lever mounting seat movable end, in order to limit the rotational angle of pedestal.
As preferably, described buffer unit is the elastic component that two ends are connected to pedestal and the movable end of elevating lever mounting seat.
As preferably, described buffer unit includes pull bar, spring and turning handle, one end of described pull bar is connected on pedestal, the other end passes elevating lever mounting seat, being spirally connected with the turning handle being positioned at outside elevating lever mounting seat, described spring housing is located on pull bar and between elevating lever mounting seat and turning handle.
As preferably, described governor motion includes expansion link and regulation handle, and the two ends of described expansion link are respectively hinged at pedestal and the chair back is fixed on seat, and described regulation handle is rotatably connected on pedestal, and described regulation handle is provided with the triggering sheet controlling expansion link switch.
This utility model has the advantages that this utility model the angle of adjusting back can regulate again the angle of seat support, can adapt to the sitting posture that user is different, seat support is made to carry out slightly swinging, realize carefree function, arranging buffer unit makes seat support swing smoothly, improves the comfort level of seat, can be locked by lifting handle as required simultaneously, make seat support fix and can not rotate, have simple in construction, easy to operate, comfort level is high, be easy to batch production advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment 1；
Fig. 2 is the sectional view of this utility model embodiment 1；
Fig. 3 is the structural representation of pedestal in this utility model embodiment 1；
Fig. 4 is the structural representation connecting seat in this utility model embodiment 1；
Fig. 5 is the structural representation of this utility model embodiment 2；
In figure, 1-pedestal；11-side plate；111-positions hole；112-elongated slot；12-jointed shaft；13-limited block；The 2-chair back fixes seat；3-elevating lever mounting seat；31-gag lever post；4-lifting handle；41-plectrum；5-regulates handle；51-triggers sheet；6-expansion link；7-connects seat；71-piston fixed plate；72-articulated slab；8-seat support air spring；9-buffer unit；91-pull bar；92-spring；93-turning handle.
Detailed description of the invention
This detailed description of the invention is only to explanation of the present utility model, is not to limit this utility model.Any change that those skilled in the art are done after having read description of the present utility model, as long as within the scope of the claims, all will be protected by Patent Law.
Embodiment 1: as depicted in figs. 1 and 2, a kind of chair tray structure, including being fixed on the pedestal 1 of seat bottom, the chair back of the fixing chair back fixes seat 2 and connects the elevating lever mounting seat 3 of chair foot, it is hinged on the pedestal 1 that the chair back fixes seat 2, it is rotatably connected on pedestal 1 regulate handle 5, pedestal 1 and the chair back are fixed and are provided with expansion link 6 between seat 2, and regulation handle 5 regulates pedestal 1 by control expansion link 6 length and the chair back fixes the angle between seat 2.Elevating lever mounting seat 3 and pedestal 1 are split-type structural, and elevating lever mounting seat 3 is hinged on the pedestal 1.Elevating lever mounting seat 3 is provided with the lifting handle 4 for controlling seat support lifting, and lifting handle 4 is provided with plectrum 41, is used for stirring seat support air spring 8 pass and makes seat support lift.
As it is shown on figure 3, pedestal 1 be respectively provided on two sides with side plate 11, elevating lever mounting seat 3 is hinged on side plate 11 by jointed shaft 12.The side plate 11 being positioned at lifting handle 4 movable end side is provided with hole 111, location, and the side plate 11 of opposite side is provided with elongated slot 112, and wherein elongated slot 112 can be groove or the elongated slot of unidirectional opening of wider width.When lifting handle 4 is located in hole 111, location, elevating lever mounting seat 3 and pedestal 1 keep being relatively fixed；When lifting handle 4 111 removal in hole, location, pedestal 1 OQ t bar mounting seat 3 rotates along jointed shaft 12, and lifting handle 4 moves in elongated slot 112 relative to pedestal 1.Side plate 11 is provided with limited block 13, and limited block 13 is positioned at the position of elevating lever mounting seat 3 movable end, in order to the rotational angle of pedestal 1.
As shown in Figure 4, one end of expansion link 6 is provided with connection seat 7, connecting seat 7 hinged on the pedestal 1, connect seat 7 and include piston fixed plate 71, be fixedly arranged on piston fixed plate 71 both sides and be articulated with the articulated slab 72 of pedestal 1 respectively, expansion link 6 switchs through piston fixed plate 71 two pieces of articulated slabs 72.
As depicted in figs. 1 and 2, it is provided with buffer unit 9 between movable end and the pedestal 1 of elevating lever mounting seat 3, including pull bar 91, spring 92 and turning handle 93, one end of pull bar 91 connects on the pedestal 1, the other end passes elevating lever mounting seat 3, being spirally connected with the turning handle 93 being positioned at outside elevating lever mounting seat 3, spring 92 is set on pull bar 91 and between elevating lever mounting seat 3 and turning handle 93.
Embodiment 2: as it is shown in figure 5, difference from Example 1 is, buffer unit 9 is connected to the elastic component of pedestal 1 and the movable end of elevating lever mounting seat 3 for two ends, and this elastic component is stage clip.
Embodiment 3: part unlike the embodiments above is, elongated slot 112 is the arcuate groove of arcuate groove or unidirectional opening.
Claims (7)
1. an adjustable chair tray, including the pedestal (1) being fixed on seat bottom, the chair back being articulated with on pedestal (1) is fixed seat (2) and being used for and is regulated pedestal (1) and the chair back and fix the governor motion of seat (2) angle, it is characterized in that: also include elevating lever mounting seat (3), described pedestal (1) and elevating lever mounting seat (3) are split-type structural, described elevating lever mounting seat (3) is hinged on the side plate (11) of pedestal (1) both sides by jointed shaft (12), and described pedestal (1) rotates along jointed shaft (12) OQ t bar mounting seat (3), it is provided with buffer unit (9) between movable end and the pedestal (1) of described elevating lever mounting seat (3)；Described elevating lever mounting seat (3) is provided with the lifting handle (4) controlling seat support lifting, described lifting handle (4) can rotate and in axial direction move by OQ t bar mounting seat (3), the side plate (11) being positioned at lifting handle (4) movable end side is provided with hole, location (111), when the movable end of described lifting handle (4) is located in hole, location (111), described elevating lever mounting seat (3) and pedestal (1) keep being relatively fixed.
The adjustable chair tray of one the most according to claim 1, it is characterized in that: be provided with elongated slot (112) with the side plate (11) of hole, described location (111) opposite side, when movable end removal in hole, location (111) of described lifting handle (4), described pedestal (1) OQ t bar mounting seat (3) rotates along jointed shaft (12), and described lifting handle (4) moves in elongated slot (112) relative to pedestal (1).
The adjustable chair tray of one the most according to claim 2, it is characterised in that: described elongated slot (112) is arcuate groove or the arcuate groove of unidirectional opening.
4. according to the adjustable chair tray of the one described in Claims 2 or 3, it is characterized in that: described side plate (11) is provided with limited block (13), described limited block (13) is positioned at the position of elevating lever mounting seat (3) movable end, in order to limit the rotational angle of pedestal (1).
The adjustable chair tray of one the most according to claim 4, it is characterised in that: described buffer unit (9) is the elastic component that two ends are connected to pedestal (1) and the movable end of elevating lever mounting seat (3).
The adjustable chair tray of one the most according to claim 4, it is characterized in that: described buffer unit (9) includes pull bar (91), spring (92) and turning handle (93), one end of described pull bar (91) is connected on pedestal (1), the other end passes elevating lever mounting seat (3), being spirally connected with the turning handle (93) being positioned at elevating lever mounting seat (3) outside, described spring (92) is set in pull bar (91) and above and is positioned between elevating lever mounting seat (3) and turning handle (93).
7. according to the adjustable chair tray of the one described in claim 5 or 6, it is characterized in that: described governor motion includes expansion link (6) and regulation handle (5), the two ends of described expansion link (6) are respectively hinged at pedestal (1) and the chair back is fixed on seat (2), described regulation handle (5) is rotatably connected on pedestal (1), and described regulation handle (5) is provided with and controls the triggering sheet (51) that expansion link (6) switchs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039338.4U CN205410462U (en) | 2015-12-15 | 2015-12-15 | Chair tray with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039338.4U CN205410462U (en) | 2015-12-15 | 2015-12-15 | Chair tray with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205410462U true CN205410462U (en) | 2016-08-03 |
Family
ID=56516132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521039338.4U Expired - Fee Related CN205410462U (en) | 2015-12-15 | 2015-12-15 | Chair tray with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205410462U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724259A (en) * | 2017-02-15 | 2017-05-31 | 浙江安吉铭成椅业有限公司 | One kind has the improved chair base of structure |
| CN108577291A (en) * | 2018-04-25 | 2018-09-28 | 林植梅 | The stool that a kind of people convenient for muscle inability stands up |
| CN108634679A (en) * | 2018-04-25 | 2018-10-12 | 林植梅 | A kind of stool convenient for standing up |
| CN109907587A (en) * | 2019-04-24 | 2019-06-21 | 丹阳市康成未来智能家具有限公司 | A kind of seat support structure of children for learning chair |
-
2015
- 2015-12-15 CN CN201521039338.4U patent/CN205410462U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724259A (en) * | 2017-02-15 | 2017-05-31 | 浙江安吉铭成椅业有限公司 | One kind has the improved chair base of structure |
| CN108577291A (en) * | 2018-04-25 | 2018-09-28 | 林植梅 | The stool that a kind of people convenient for muscle inability stands up |
| CN108634679A (en) * | 2018-04-25 | 2018-10-12 | 林植梅 | A kind of stool convenient for standing up |
| CN108634679B (en) * | 2018-04-25 | 2019-12-06 | 林植梅 | Stool convenient to rise |
| CN109907587A (en) * | 2019-04-24 | 2019-06-21 | 丹阳市康成未来智能家具有限公司 | A kind of seat support structure of children for learning 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: 20160803 Termination date: 20161215 |