CN203468073U - Chair with adjustable chair back - Google Patents
Chair with adjustable chair back Download PDFInfo
- Publication number
- CN203468073U CN203468073U CN201320519873.4U CN201320519873U CN203468073U CN 203468073 U CN203468073 U CN 203468073U CN 201320519873 U CN201320519873 U CN 201320519873U CN 203468073 U CN203468073 U CN 203468073U
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- CN
- China
- Prior art keywords
- chair back
- chair
- seat support
- hole
- lower frame
- 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 - Lifetime
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Abstract
The utility model relates to the field of furniture supplies, and particularly relates to a chair with an adjustable chair back. The chair with the adjustable chair back comprises a chair back, a chair base and a base, wherein the chair back is fixed on the rear side of the chair base; the chair base is arranged on the base and comprises a chair base shell and a chair base cover, and the chair base cover is covered on the chair base shell; the rear end of the chair base shell is provided with a connecting groove, the bottom of the connecting groove is provided with a long-strip through hole, a rotary knob is arranged below the connecting groove, and the upper end of the rotary knob is movably arranged in a through hole; the lower end of the chair back is provided with a mounting hole which is matched with the through hole in the connecting groove, and the upper end of the rotary knob penetrates through the through hole formed in the chair base shell and is connected and fixed with the mounting hole formed in a chair back lower frame. The chair provided by the utility model has the advantages that since the through hole formed in the chair base shell is of a long strip shape, the upper end of the rotary knob can move in a small range back and forth, so that a user can adjust the front-rear movement of the chair back according to the need, and different requirements are met.
Description
Technical field
The utility model relates to household goods field, relates in particular to a kind of chair back adjustable seat.
Background technology
In the design of seat, for the design of the chair back, be very crucial.Due to everyone difference of sitting posture and the bodily form, requirement for the chair back is also different, existing chair back adjustable seat is all the adjustment for angle of back-rest, in fact also very crucial of the adjusting on chair back fore-and-aft direction, but this some weak point of existing adjustable seat exactly.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of chair back fore-and-aft direction adjustable, high, the satisfied more people's demand seats of comfort level.
In order to realize above-mentioned object, the utility model has adopted following technical scheme:
A kind of chair back adjustable seat, comprise the chair back, seat support and base, the chair back is fixed on seat support rear side, seat support is arranged on base, seat support comprises seat support housing and seat support lid, seat support lid covers on seat support housing, the rear end of seat support housing is provided with link slot, link slot bottom is provided with the through hole of strip, the below of link slot is provided with knob, the upper end of knob is moved and is arranged in through hole, chair back lower end be provided with link slot on the installing hole that matches of through hole, through hole on seat support housing is run through in the upper end of knob and the installing hole on chair back lower frame is connected and fixed.
As preferably, the chair back consists of backrest, elastic plugin, chair back upper ledge and chair back lower frame, and backrest is fixed on chair back upper ledge both sides by elastic plugin; The upper end of chair back lower frame is provided with chair back connecting portion, and chair back connecting portion is provided with round bump; The bottom of chair back connecting portion and chair back upper ledge matches, the bottom of chair back upper ledge is provided with outwardly circular protrusions, circular protrusions and round bump match, and the chair back connecting portion of chair back lower frame is socketed in the bottom of chair back upper ledge and round bump is snapped in circular protrusions.
As preferably, chair back upper ledge is T-shaped, and chair back lower frame is L-type.
The utility model adopts technique scheme, and this seat is because the through hole on seat support housing is elongated, and the upper end of knob can move forward and backward among a small circle, user can according to oneself need to carry out moving forward and backward of adjusting back, meet the different needs.In addition, between the chair back upper ledge of this seat and the chair back lower frame structure as long as simple socket just can be fixedly connected with; In dismounting, as long as press circular protrusions and impose downward power to chair back lower frame, just chair back upper ledge and chair back lower frame can be separated, simple and practical.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the connection diagram of chair back upper ledge and chair back lower frame.
Fig. 3 is the connection diagram of seat support and chair back lower frame.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
A kind of chair back adjustable seat as shown in Fig. 1 ~ 3, comprises the chair back 1, seat support 2 and base 3, and the chair back 1 is arranged on seat support 2 rear sides, and seat support 2 is fixed on base 3.The chair back consists of backrest 11, elastic plugin 12, chair back upper ledge 13 and chair back lower frame 14.The thickness of backrest 11 is 0.6 ~ 1.0cm, and backrest 11 is provided with a plurality of through holes, and through hole has the effect of two aspects: 1, and be for material-saving, save finished product; 2, be for for ventilative.Backrest 11 is fixed on chair back upper ledge 13 both sides by elastic plugin 12, specifically elastic plugin 12 is bolted on chair back upper ledge 13 both sides, the rear end of backrest 11 is provided with the installing port matching with elastic plugin 12, and backrest 11 is connected with elastic plugin 12 by installing port.When chair uses, because elastic plugin 12 has certain elasticity, backrest 11 can a low-angle twisting, and exactly due to this low-angle twisting, to user, has brought good massage effect.
Chair back upper ledge 13 is T-shaped, and chair back lower frame 14 is L-type.The upper end of chair back lower frame 14 is provided with chair back connecting portion 15, and chair back connecting portion 15 is provided with round bump 151.Chair back connecting portion 15 matches with the bottom of chair back upper ledge 13, the bottom of chair back upper ledge 13 is provided with outwardly circular protrusions 131, circular protrusions 131 matches with round bump 151, and the chair back connecting portion 15 on chair back lower frame 14 is socketed in the bottom of chair back upper ledge 13 and round bump 151 is snapped in circular protrusions 131.This structure when mounted, is socketed and just can be fixedly connected with as long as simple; In dismounting, as long as press circular protrusions 131 and impose downward power to chair back lower frame 14, just chair back upper ledge 13 and chair back lower frame 14 can be separated, simple and practical.
Seat support comprises seat support housing 21 and seat support lid 22, and seat support lid 22 covers on seat support housing 21.In the rear end of seat support housing 21, be provided with for connecting the link slot 23 of chair back lower frame 14, link slot 23 bottoms are provided with the through hole of strip, and the below of through hole is provided with knob 24, and the upper end of knob 24 is moved and is arranged in through hole.As shown in Figure 3, on chair back lower frame 14, be also provided with link slot 23 on the installing hole 141 that matches of through hole.When mounted, the through hole that the upper end of knob 24 is run through on seat support housing 21 is connected with the installing hole 141 on chair back lower frame 14, and the rotation by knob 24 carrys out the connection between adjusting back 1 and seat support 2, assembles quick and conveniently, and efficiency is high.Meanwhile, because the through hole on seat support housing 21 is elongated, the upper end of knob 24 can be moved among a small circle, user can according to oneself need to carry out moving forward and backward of adjusting back 1, meet different users's demand.
In sum, this seat is because the through hole on seat support housing is elongated, and the upper end of knob can move forward and backward among a small circle, user can according to oneself need to carry out moving forward and backward of adjusting back, meet different users's demand.In addition, between the chair back upper ledge of this seat and the chair back lower frame structure as long as simple socket just can be fixedly connected with; In dismounting, as long as press circular protrusions and impose downward power to chair back lower frame, just chair back upper ledge and chair back lower frame can be separated, simple and practical.
Claims (3)
1. a chair back adjustable seat, comprise the chair back, seat support and base, the chair back is fixed on seat support rear side, seat support is arranged on base, it is characterized in that: seat support comprises seat support housing and seat support lid, seat support lid covers on seat support housing, the rear end of seat support housing is provided with link slot, link slot bottom is provided with the through hole of strip, the below of link slot is provided with knob, the upper end of knob is moved and is arranged in through hole, chair back lower end be provided with link slot on the installing hole that matches of through hole, through hole on seat support housing is run through in the upper end of knob and the installing hole on chair back lower frame is connected and fixed.
2. a kind of chair back adjustable seat according to claim 1, is characterized in that: the chair back consists of backrest, elastic plugin, chair back upper ledge and chair back lower frame, and backrest is fixed on chair back upper ledge both sides by elastic plugin; The upper end of chair back lower frame is provided with chair back connecting portion, and chair back connecting portion is provided with round bump; The bottom of chair back connecting portion and chair back upper ledge matches, the bottom of chair back upper ledge is provided with outwardly circular protrusions, circular protrusions and round bump match, and the chair back connecting portion of chair back lower frame is socketed in the bottom of chair back upper ledge and round bump is snapped in circular protrusions.
3. a kind of chair back adjustable seat according to claim 1, is characterized in that: chair back upper ledge is T-shaped, and chair back lower frame is L-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519873.4U CN203468073U (en) | 2013-08-23 | 2013-08-23 | Chair with adjustable chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519873.4U CN203468073U (en) | 2013-08-23 | 2013-08-23 | Chair with adjustable chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203468073U true CN203468073U (en) | 2014-03-12 |
Family
ID=50216509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519873.4U Expired - Lifetime CN203468073U (en) | 2013-08-23 | 2013-08-23 | Chair with adjustable chair back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203468073U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104146520A (en) * | 2014-08-19 | 2014-11-19 | 大康控股集团有限公司 | Multifunctional chair |
| CN105996527A (en) * | 2016-07-11 | 2016-10-12 | 李五珍 | Firm seat |
| CN109393805A (en) * | 2017-08-16 | 2019-03-01 | 北京奥凯文仪家具有限公司 | A kind of Ergonomic side chair |
-
2013
- 2013-08-23 CN CN201320519873.4U patent/CN203468073U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104146520A (en) * | 2014-08-19 | 2014-11-19 | 大康控股集团有限公司 | Multifunctional chair |
| CN104146520B (en) * | 2014-08-19 | 2017-02-22 | 大康控股集团有限公司 | Multifunctional chair |
| CN105996527A (en) * | 2016-07-11 | 2016-10-12 | 李五珍 | Firm seat |
| CN105996527B (en) * | 2016-07-11 | 2019-02-15 | 李五珍 | Firm type seat |
| CN109393805A (en) * | 2017-08-16 | 2019-03-01 | 北京奥凯文仪家具有限公司 | A kind of Ergonomic side chair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |