CN207477251U - A kind of ergonomics independence supporting structure of chair back - Google Patents
A kind of ergonomics independence supporting structure of chair back Download PDFInfo
- Publication number
- CN207477251U CN207477251U CN201720434807.5U CN201720434807U CN207477251U CN 207477251 U CN207477251 U CN 207477251U CN 201720434807 U CN201720434807 U CN 201720434807U CN 207477251 U CN207477251 U CN 207477251U
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- CN
- China
- Prior art keywords
- support
- back support
- mobile jib
- fixed
- ergonomics
- 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.)
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
A kind of ergonomics independence supporting structure of chair back, including back support mobile jib and the head rest support portion being fixed on back support mobile jib, lean against support portion and Lumbar support portion, head rest support portion is set to the upper pole side terminal of back support mobile jib, lean against support portion include be fixedly installed on back support mobile jib bottom lean against support rail and two lean against vertical supporting rod and its supporting surface, Lumbar support portion includes Lumbar support rail, the bottom of back support mobile jib is additionally provided with the back support fixed part being fixed on back support mobile jib on seat base, back support fixed part is set to the lower section for leaning against support rail.Back support mobile jib by the shaped form structure for meeting ergonomics, it by head rest support portion, leans against support portion and Lumbar support portion is ingenious and reliably combine and form the complete chair back, independently of each other, and can adjust respectively, convenient for I＆ M, operation facility is lied down.
Description
Technical field
The utility model is related to the technical field of the seat, and in particular to a kind of ergonomics independence supporting structure of chair back.
Background technology
For office chair when taking, the chair back can carry out the dependence and reclining of elasticity, existing chair back adjustable inclination activity mostly
Chair tool, be when occupant is located on cushion and the back that it is rested on the chair back is enabled to lie to layback, the chair back is together with cushion meeting
The action to turn backward is generated together, and when cushion is turned over, the center of gravity for being easy to cause the entire body of occupant moves back
It is dynamic, the action to turn backward of moment is in turn resulted in, occupant is enabled to lose the illusion of center of gravity, occupant is caused to frighten and have
The reflex action for standing up to lift leg is intended to, so enables its crank all the better, in turn results in and is occurred by the dangerous facts fallen on chair.
In addition, occupant, when lying to layback, both feet usually land and support and slightly exert a force, other than action of leaning back,
Waist also will slightly exert oneself simultaneously, and such multiple action while performs, allow occupant must more effort, can smoothly to
Layback is dynamic.If occupant's body to be loosened and when carrying out the front and rear action of reclining back and forth, entire sitting part can only be with a branch
Point does front and rear swing, leads to the entire body of occupant, can only only carry out dull swing, and comfort is insufficient.
Occur being improved this office chair back generally used in the prior art, to ensure its safety of swinging back
Design.But in order to ensure its safety, the convenience and ergonomic designs of its layback are usually abandoned again, and usually
Using more complicated structure.
Therefore along with the development of modern society, the requirement to office seating is also higher and higher, meets the song of ergonomics
Line style back support, and the support for being capable of enemy, the back of the body and waist is adjusted；When needing rest, the chair back can be swung back,
Resting state is even up to lied down, and can be ensured safety, becomes expectation of the people to modern handle official bussiness seat.
Utility model content
Based on this, it is necessary in view of the above-mentioned problems, a kind of ergonomics independence supporting structure of chair back is provided, including chair back branch
Support mobile jib and the head rest support portion being fixed on back support mobile jib lean against support portion and Lumbar support portion, the head rest
Support portion is set to the upper pole side terminal of back support mobile jib, and the support portion that leans against includes being fixedly installed on back support mobile jib bottom
Portion leans against support rail, and leaning against support rail, both sides are stretched to the left and right from back support mobile jib bottom, lean against support rail
Two ends are respectively equipped with two upwardly extended and lean against vertical supporting rod, and each formation one in upper end for leaning against vertical supporting rod leans against
Supporting surface, the Lumbar support portion include being fixedly installed on the Lumbar support rail in the middle part of back support mobile jib, and Lumbar support is horizontal
Bar in the middle part of back support mobile jib stretch to the left and right by both sides, and the bottom of the back support mobile jib is additionally provided with the back support
Mobile jib is fixed on the back support fixed part on seat base, and the back support fixed part, which is set to, to be leaned against under support rail
Side.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the back support is fixed
Portion be set to it is described lean against front of the support rail relative to seat base, the Lumbar support rail, which is set to, described leans against branch
Support rear of the cross bar relative to seat base.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that described to lean against vertical supporting rod
From the end of support rail is leaned against to after the rear direction relative to seat base and upwardly extending, close to being set to back support
It is bent at Lumbar support rail in the middle part of mobile jib and before the front direction relative to seat base and upwardly extends.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the Lumbar support rail
Both sides stretch and lean against vertical supporting rod with two and connect fixation to the left and right in the middle part of the back support mobile jib.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the back support mobile jib
Upper pole side terminal be equipped with auxiliary lean against supporting surface.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that it is described lean against supporting surface and
It is parallel that auxiliary leans against supporting surface.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the head rest support portion is
It is set to the head rest support mounting hole of the upper pole side terminal of back support mobile jib.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that it is described lean against supporting surface and/
Or auxiliary leans against supporting surface and is equipped with for leaning against the fixed block button hole of support and/or bolt hole.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the Lumbar support rail
Lumbar fixed seat is equipped with, the Lumbar fixed seat is equipped with supports fixed card slot and/or bolt hole and/or buckle for Lumbar
Hole.
In ergonomics independence supporting structure of chair back according to the present utility model, it is preferable that the back support is fixed
Portion includes being arranged on the back support stationary plane of back support mobile jib bottom end face, being arranged on the chair of back support stationary plane both sides
Back support, which fixes chimb and is arranged on back support, fixes chimb inside and the chair back branch deep to the inside of back support stationary plane
Fixing groove is supportted, the back support fixed part further includes back support fixed fastener, and back support fixed fastener includes mutually interconnecting
The first fixinig plate, the second fixinig plate and connection fixinig plate, first fixinig plate connect is fixed on back support stationary plane, the
One fixinig plate is located in the card slot being made of the back support fixation chimb of back support stationary plane both sides, and described second fixes
Piece is fixed with seat base, and the connection fixinig plate is inserted into the back support fixing groove.
Ergonomics independence supporting structure of chair back according to the present utility model, by the shaped form structure for meeting ergonomics
Back support mobile jib, by head rest support portion, lean against support portion and Lumbar support portion is ingenious and the composition that reliably combines
The complete chair back, head rest support portion lean against support portion and Lumbar support portion is mutual indepedent, can adjust respectively, and can form
The whole ergonomics chair back, when assembling on the seat, as long as by back support mobile jib be fixed to seat on, convenient for assembling and
It safeguards；The chair back is put down lie down when, as long as also operation adjustment mechanism fell back support mobile jib, lie down operation facility.
Description of the drawings
Fig. 1 is the ergonomics independence back support structural upright schematic diagram of the utility model embodiment；
Fig. 2 is the scheme of installation of the ergonomics independence supporting structure of chair back of the utility model embodiment on the seat；
Fig. 3 is that the ergonomics independence supporting structure of chair back of the utility model embodiment connects fixinig plate schematic diagram.
Specific embodiment
Above-mentioned purpose, feature and advantage to enable the utility model are more obvious understandable, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more relevant Listed Items.
It please refers to Fig.1 to Fig.3, the utility model embodiment provides a kind of ergonomics independence supporting structure of chair back, packet
Include back support mobile jib 1 and be fixed on back support mobile jib 1 head rest support portion 2, lean against support portion 3 and Lumbar support
Portion 4.
The back support mobile jib 1 is the shaped form structure for meeting ergonomics, and the head rest support portion 2 is set to the chair back
The upper pole side terminal of mobile jib 1 is supported, head rest support portion 2 is that the head rest support for the upper pole side terminal for being set to back support mobile jib 1 is fixed
Hole 29.
It is described lean against that support portion 3 includes being fixedly installed on 1 bottom of back support mobile jib lean against support rail 31, lean against branch
Support cross bar 31 from 1 bottom of back support mobile jib to the left and right both sides stretch, lean against support rail 31 two ends be respectively equipped with to
Two of upper extension lean against vertical supporting rod 32, and each formation one in upper end for leaning against vertical supporting rod 32 leans against supporting surface 320.
The Lumbar support portion 4 includes the Lumbar support rail 41 for being fixedly installed on 1 middle part of back support mobile jib, Lumbar branch
It supports cross bar 41 to stretch both sides to the left and right from 1 middle part of back support mobile jib, the bottom of the back support mobile jib 1 is additionally provided with institute
The back support fixed part 10 that back support mobile jib 1 is fixed on seat base is stated, the back support fixed part 10 is set to
Lean against the lower section of support rail 31.
The back support fixed part 10 leans against front of the support rail 31 relative to seat base described in being set to, described
Lumbar support rail 41 leans against rear of the support rail 31 relative to seat base described in being set to.
The back support fixed part 10 includes the back support stationary plane for being arranged on 1 bottom end face of back support mobile jib
101st, the back support for being arranged on 101 both sides of back support stationary plane fixes chimb 102 and is arranged on back support fixation chimb
102 insides and the back support fixing groove 103 deep to the inside of back support stationary plane 101, the back support fixed part 10
Back support fixed fastener 20 is further included, it is solid that back support fixed fastener 20 includes the first fixinig plate 21, second being connected with each other
Stator 22 and connection fixinig plate 23, first fixinig plate 21 are fixed on back support stationary plane 101, the first fixinig plate 21
It is fixed in the card slot that is formed of chimb 102 in by the back support of 101 both sides of back support stationary plane, second fixinig plate 22
It is fixed with seat base, the connection fixinig plate 23 is inserted into the back support fixing groove 103.It is described to lean against vertical supporting rod 32
From the end of support rail 31 is leaned against to after the rear direction relative to seat base and upwardly extending, close to being set to chair back branch
It is bent at the Lumbar support rail 41 at 1 middle part of support mobile jib and before the front direction relative to seat base and upwardly extends.
It is perpendicular that the Lumbar support rail 41 from the both sides stretching, extension to the left and right of the middle part of back support mobile jib 1 and with two leans against support
The connection of bar 32 is fixed.
The upper pole side terminal of the back support mobile jib 1 is equipped with auxiliary and leans against supporting surface 120, leans against supporting surface 320 and auxiliary
It is parallel to lean against supporting surface 120.It is described lean against supporting surface 320 and auxiliary lean against supporting surface 120 be equipped with it is fixed for leaning against support
Block button hole.The Lumbar support rail 41 is equipped with Lumbar fixed seat 410, and the Lumbar fixed seat 410 is equipped with for Lumbar branch
Support fixed card slot.
It should be noted that buckle described herein, card slot or block button hole, except where explicitly so indicated, can adopt
Carry out adaptability design with the clamping structure and technology of the prior art to be applied in technical scheme, concrete structure and
Principle the application repeats no more.
As a kind of ergonomics independence supporting structure of chair back according to the utility model embodiment, by meeting human body work
The back support mobile jib 1 of shaped form structure, by head rest support portion 2, lean against support portion 3 and Lumbar support portion 4 it is ingenious and
It reliably combines and forms the complete chair back, head rest support portion 2 leans against support portion 3 and Lumbar support portion 4 independently of each other, can
To adjust respectively, and the complete ergonomics chair back can be formed, when assembling on the seat, as long as back support mobile jib 1 is fixed
Onto seat, convenient for I＆ M；The chair back is put down lie down when, as long as also operation adjustment mechanism fell back support
Mobile jib 1 lies down operation facility.
Above-described embodiment only expresses the embodiment of the utility model, and description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the utility model patent range.It should be pointed out that for those of ordinary skill in the art
For, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this practicality
Novel protection domain.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of ergonomics independence supporting structure of chair back including back support mobile jib (1) and is fixed at back support master
Head rest support portion (2) on bar (1) leans against support portion (3) and Lumbar support portion (4), and the head rest support portion (2) is set to chair
The upper pole side terminal of back support mobile jib (1), the support portion (3) that leans against is including being fixedly installed on back support mobile jib (1) bottom
Support rail (31) is leaned against, leaning against support rail (31), both sides are stretched to the left and right from back support mobile jib (1) bottom, lean against support
Two ends of cross bar (31) are respectively equipped with two upwardly extended and lean against vertical supporting rod (32), lean against the upper of vertical supporting rod (32)
End respectively forms one and leans against supporting surface (320), and the Lumbar support portion (4) is including being fixedly installed on back support mobile jib (1)
The Lumbar support rail (41) at middle part, Lumbar support rail (41) in the middle part of back support mobile jib (1) stretch to the left and right by both sides, institute
The bottom for stating back support mobile jib (1) is additionally provided with the back support being fixed on the back support mobile jib (1) on seat base
Fixed part (10), the back support fixed part (10) are set to the lower section for leaning against support rail (31).
A kind of 2. ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that the back support
Fixed part (10) leans against front of the support rail (31) relative to seat base, the Lumbar support rail (41) described in being set to
Rear of the support rail (31) relative to seat base is leaned against described in being set to.
3. a kind of ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that described to lean against support
Montant (32) is from the end of support rail (31) is leaned against to after the rear direction relative to seat base and upwardly extending, close to setting
Be placed at the Lumbar support rail (41) in the middle part of back support mobile jib (1) bending and before the front direction relative to seat base simultaneously
It upwardly extends.
A kind of 4. ergonomics independence supporting structure of chair back according to claim 1 or 3, which is characterized in that the Lumbar
Support rail (41) both sides stretching, extension to the left and right and leans against vertical supporting rod (32) and connect and consolidate in the middle part of the back support mobile jib (1) with two
It is fixed.
A kind of 5. ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that the back support
The upper pole side terminal of mobile jib (1) is equipped with auxiliary and leans against supporting surface (120).
6. a kind of ergonomics independence supporting structure of chair back according to claim 5, which is characterized in that described to lean against support
It is parallel that face (320) with auxiliary leans against supporting surface (120).
A kind of 7. ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that the head rest support
Portion (2) is the head rest support mounting hole (29) for the upper pole side terminal for being set to back support mobile jib (1).
8. a kind of ergonomics independence supporting structure of chair back according to claim 5, which is characterized in that described to lean against support
Face (320) and/or auxiliary lean against supporting surface (120) and are equipped with for leaning against the fixed block button hole of support and/or bolt hole.
A kind of 9. ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that the Lumbar support
Cross bar (41) is equipped with Lumbar fixed seat (410), and the Lumbar fixed seat (410) is equipped with supports fixed card slot for Lumbar
And/or bolt hole and/or block button hole.
A kind of 10. ergonomics independence supporting structure of chair back according to claim 1, which is characterized in that the chair back branch
Fixed part (10) is supportted including being arranged on the back support stationary plane (101) of back support mobile jib (1) bottom end face, being arranged on the chair back
The back support of support stationary plane (101) both sides fixes chimb (102) and is arranged on back support and fixes on the inside of chimb (102) simultaneously
To the internal deep back support fixing groove (103) of back support stationary plane (101), the back support fixed part (10) is also wrapped
Include back support fixed fastener (20), first fixinig plate (21) of the back support fixed fastener (20) including interconnection, second
Fixinig plate (22) and connection fixinig plate (23), first fixinig plate (21) are fixed on back support stationary plane (101), and first
Fixinig plate (21) is fixed positioned at by the back support of back support stationary plane (101) both sides in chimb (102) card slot for being formed,
Second fixinig plate (22) is fixed with seat base, and the connection fixinig plate (23) is inserted into the back support fixing groove
(103) in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720434807.5U CN207477251U (en) | 2017-04-24 | 2017-04-24 | A kind of ergonomics independence supporting structure of chair back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720434807.5U CN207477251U (en) | 2017-04-24 | 2017-04-24 | A kind of ergonomics independence supporting structure of chair back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207477251U true CN207477251U (en) | 2018-06-12 |
Family
ID=62483634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720434807.5U Expired - Fee Related CN207477251U (en) | 2017-04-24 | 2017-04-24 | A kind of ergonomics independence supporting structure of chair back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207477251U (en) |
-
2017
- 2017-04-24 CN CN201720434807.5U patent/CN207477251U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180612 Termination date: 20210424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |