CN205513536U - Office chair with buffer function - Google Patents
Office chair with buffer function Download PDFInfo
- Publication number
- CN205513536U CN205513536U CN201520853835.1U CN201520853835U CN205513536U CN 205513536 U CN205513536 U CN 205513536U CN 201520853835 U CN201520853835 U CN 201520853835U CN 205513536 U CN205513536 U CN 205513536U
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- spring
- chair
- hinge groove
- free bearing
- hinged groove
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Abstract
The utility model provides an office chair with buffer function, it is including the back support, the apparatus further comprises a rotating shaft, it is spacing down, a spring, go up spacingly, a backrest, wherein, back support top forms the free bearing to seatpad front side extension, the back rear side is equipped with transverse distribution's U -shaped hinge groove, hinge groove connects on the free bearing through the hinge, the last lateral wall of hinge groove forms upward spacingly, the lateral wall forms spacingly down under the hinge groove, be equipped with the spring in the hinge groove, spring one end is contradicted with the hinge groove tank bottom, the spring other end is inconsistent with back support top front side. By adopting the above technical scheme, the utility model, but back swing back and forth, when certain effort is applyed to the back in human back, the spring pressurized, the chair is slowly swung back, and up to the equilibrium point, the effort reduces or when releasing, the back then leans forward or resets, adopt chair travelling comfort height, security and good reliability after the above -mentioned scheme.
Description
Technical field
This utility model relates to office chair, refers in particular to a kind of office chair with pooling feature.
Background technology
Office chair refers to the various chairs being equipped with in routine work and social activity for work is convenient.Office chair is divided into narrow sense and broad sense by office partner, and the office chair of narrow sense refers to that people carries out the chair sat during desktop work under sitting posture state, and the office chair of broad sense is all chairs for office, includingExecutive chair, middle class in a kindergarten chair,Receive a visitor chair, office worker's chair,Conference chair, visitor's chair,Training chairDeng.Above-mentioned chair is also divided into net chair and skin chair, and net chair has good permeability, light advantage, but the backrest of existing seat is fixed structure mostly, it is impossible to regulation, sits up uncomfortable, affects work efficiency.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that the office chair with pooling feature that a kind of simple in construction, comfortableness are good, safety is high.
For achieving the above object, technical scheme provided by the utility model is: a kind of office chair with pooling feature, it includes back bracket, rotating shaft, lower limit, spring, upper limit, backrest, wherein, back bracket top extends formation free bearing on front side of seat cushion, the U-shaped hinged groove of cross direction profiles it is provided with on rear side of backrest, hinged groove is relatively connected on free bearing by hinge, hinged groove upper side wall forms upper limit, hinged groove lower wall forms lower limit, spring it is provided with in hinged groove, spring one end is conflicted with hinged groove bottom land, on front side of the spring other end and back bracket top inconsistent.
Described back bracket tilts to extend formation again after extending rearwardly and upwardly and supports seat to seat cushion front upper place, and support seat top extends formation free bearing on front side of seat cushion.
Lower limit site is formed between bottom described lower limit and free bearing.
Upper limit site is formed between described upper limit and back bracket top.
This utility model is using after such scheme, backrest can swing, when human body back applies certain effect power to backrest, spring pressurized, chair is slowly swung back, until equilibrium point, active force reduces or during release, and backrest then leans forward or resets；Use the chair comfortableness height after such scheme, safety and reliability good.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is hinged groove schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with all accompanying drawings, the utility model is described in further detail, preferred embodiment of the present utility model is: see accompanying drawing 1 and accompanying drawing 2, the office chair with pooling feature described in the present embodiment includes back bracket 1, rotating shaft 2, lower limit 3, spring 4, upper limit 5, backrest 6, wherein, back bracket 1 tilts to extend formation again after extending rearwardly and upwardly and supports seat to seat cushion front upper place, and support seat top extends formation free bearing on front side of seat cushion.Being provided with the U-shaped hinged groove 7 of cross direction profiles on rear side of backrest 6, hinged groove 7 is relatively connected on free bearing by hinge, and hinged groove 7 upper side wall forms upper limit 5, forms upper limit site between upper limit 5 and back bracket 1 top；Hinged groove 7 lower wall formed lower limit 3, bottom lower limit 3 and free bearing between formed lower limit site；Being provided with spring 4 in hinged groove 7, conflicts with hinged groove 7 bottom land in spring 4 one end, inconsistent on front side of spring 4 other end and back bracket 1 top.Using after such scheme, backrest can swing, when human body back applies certain effect power to backrest, spring pressurized, chair is slowly swung back, until equilibrium point, active force reduces or during release, and backrest then leans forward or resets；Use the chair comfortableness height after such scheme, safety and reliability good.
The embodiment of the above is only the preferred embodiment of this utility model, not limits practical range of the present utility model with this, therefore the change that all shapes according to this utility model, principle are made, all should contain in protection domain of the present utility model.
Claims (4)
1. an office chair with pooling feature, it is characterized in that: it includes back bracket (1), rotating shaft (2), lower limit (3), spring (4), upper limit (5), backrest (6), wherein, back bracket (1) top extends formation free bearing on front side of seat cushion, backrest (6) rear side is provided with the U-shaped hinged groove (7) of cross direction profiles, hinged groove (7) is relatively connected on free bearing by hinge, hinged groove (7) upper side wall forms upper limit (5), hinged groove (7) lower wall forms lower limit (3), spring (4) it is provided with in hinged groove (7), conflict with hinged groove (7) bottom land in spring (4) one end, on front side of spring (4) other end and back bracket (1) top inconsistent.
A kind of office chair with pooling feature the most according to claim 1, it is characterised in that: back bracket (1) tilts to extend formation again after extending rearwardly and upwardly and supports seat to seat cushion front upper place, and support seat top extends formation free bearing on front side of seat cushion.
A kind of office chair with pooling feature the most according to claim 1, it is characterised in that: form lower limit site between bottom lower limit (3) and free bearing.
A kind of office chair with pooling feature the most according to claim 1, it is characterised in that: form upper limit site between upper limit (5) and back bracket (1) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853835.1U CN205513536U (en) | 2015-10-31 | 2015-10-31 | Office chair with buffer function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520853835.1U CN205513536U (en) | 2015-10-31 | 2015-10-31 | Office chair with buffer function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205513536U true CN205513536U (en) | 2016-08-31 |
Family
ID=56762316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520853835.1U Active CN205513536U (en) | 2015-10-31 | 2015-10-31 | Office chair with buffer function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205513536U (en) |
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2015
- 2015-10-31 CN CN201520853835.1U patent/CN205513536U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |