CN209573968U - A kind of adaptive elastic chair back - Google Patents

Abstract

The utility model discloses a kind of adaptive elastic chair backs, including the lifting chair back and fixed frame, the lifting chair back is movably connected on the inside of fixed frame, the chair lift knapsack includes chair back panel and the chairback brace set on chair back back side of panel, the chair back panel surface is alternately equipped with several horizontal stripes and several intervals, the chairback brace upper-end front is equipped with several elastic support bars, the chairback brace lower-end front portion is equipped with arch support structure, the elastic support bars are tilted down setting, the elastic support bars front end is equipped with connection position, the connection position is flexibly connected with chair back panel.A kind of adaptive elastic chair back structure disclosed by the utility model is simple, it is easy to assembly, there is excellent support effect.

Description

A kind of adaptive elastic chair back

Technical field

The utility model relates to Chair back more particularly to a kind of adaptive elastic chair backs.

Background technique

Backrest is one of the important component being equipped on current many seats, is relaxed using backrest with providing people back against it Adaptive.Currently, seat is widely used in the various aspects of people's life, by the difference of its field of employment, seat includes to do Male seat chair, automotive seat, meeting seat etc..

However, in the prior art, the backrest of most of seats be it is fixed, will not for everyone back physiology it is bent Degree is adjusted, therefore comfort is poor, sits this chair for a long time, such as is listened report, seen performance, can all make one to feel not It is comfortable.

Accordingly, it is desirable to provide a kind of new technical solution solves above-mentioned technical problem.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of structure it is simple, it is easy to assembly, have The adaptive elastic chair back of excellent support effect.

The utility model achieves the above object through the following technical schemes:

A kind of adaptive elastic chair back, including the lifting chair back and fixed frame, the lifting chair back are movably connected on fixed frame Inside, the chair lift knapsack include chair back panel and the chairback brace set on chair back back side of panel, and the chair back panel surface is handed over For several horizontal stripes and several intervals is equipped with, the chairback brace upper-end front is equipped with several elastic support bars, the chairback brace Lower-end front portion is equipped with arch support structure, and the elastic support bars are tilted down setting, and the elastic support bars front end is equipped with Connection position, the connection position are flexibly connected with chair back panel.

Wherein, the connection position is threadedly coupled with chair back panel.

Further, there is radian on the chair back panel vertical direction.

Further, there is radian on chair back panel-level direction.

It further, further include fixed link under fixed link and the chair back on the chair back, fixed link is fixedly connected on solid on the chair back Determine frame upper end and be fixedly connected with chair back panel upper end, fixed link is fixedly connected on fixed frame lower end and and the chair back under the chair back Panel lower end is fixedly connected.

Further, fixed frame lower end two sides, which extend forward, is equipped with armrest assembly connecting rod, the armrest assembly connection Bar end is equipped with armrest assembly connection position.

The utility model has the beneficial effects that: the cross that the adaptive elastic chair back is arranged alternately by chair back panel surface The arch support structure of the elastic support bars and chairback brace lower-end front portion of item and interval and chairback brace upper-end front, it is real Show the resilient support of the chair back and deformed according to the adaptivity of personal back physiological camber, there is good support effect, it is whole Body structure is simple, easy to assembly.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the partial structural diagram of the utility model；

Fig. 3 is the partial structural diagram of the utility model.

Description of symbols: 1- goes up and down the chair back, 10- chair back panel, 11- horizontal stripe, the interval 12-, 13- elastic support bars, 14- Arch support structure, 15- connection position, 16- chairback brace, 2- fixed frame, 21- armrest assembly connecting rod, the connection of 22- armrest assembly Fixed link under fixed link, the 4- chair back on position, the 3- chair back

Specific embodiment

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

Referring to attached drawing 1 to attached drawing 3, a kind of adaptive elastic chair back, including the lifting chair back 1 and fixed frame 2, the chair lift Back 1 is movably connected on 2 inside of fixed frame, and the lifting chair back 1 includes chair back panel 10 and the chair set on 10 back side of chair back panel Back braces 16,10 surface of chair back panel are alternately equipped with several horizontal stripes 11 and several intervals 12,16 upper end of chairback brace Front is equipped with several elastic support bars 13, and 16 lower-end front portion of chairback brace is equipped with arch support structure 14, the elasticity branch Stay 13 is tilted down setting, and 13 front end of elastic support bars is equipped with connection position 15, the connection position 15 and chair back panel 10 are flexibly connected.

In the use process of adaptive elastic chair back, the back contact chair back panel 10 of user simultaneously applies active force, chair The horizontal stripe 11 of backplate 10 occurs adaptively to deform and be bonded the back of user, 13 He of elastic support bars on chairback brace 16 Arch support structure 14 applies reaction force behind to user to provide a supporting role.

Referring to attached drawing 3, the connection position 15 is threadedly coupled with chair back panel 10, and described be threadedly coupled has stable connection Effect.

Referring to attached drawing 1, there is radian on 10 vertical direction of chair back panel, the radian can simulate to a certain extent The physiological camber of the back longitudinal direction of user.

Referring to attached drawing 1, there is radian in 10 horizontal direction of chair back panel, the radian can substantially simulate user's The physiological camber in horizontal back direction.

It further include fixed link 4 under fixed link 3 and the chair back on the chair back, fixed link 3 on the chair back referring to attached drawing 2 and attached drawing 3 It is fixedly connected on 2 upper end of fixed frame and is fixedly connected with 10 upper end of chair back panel, fixed link 4 is fixedly connected under the chair back Determine 2 lower end of frame and be fixedly connected with 10 lower end of chair back panel, fixed link 4 is played to chair under fixed link 3 and the chair back on the chair back The upper and lower side of backplate 10 plays fixed effect.

Referring to attached drawing 1, the 2 lower end two sides of fixed frame, which extend forward, is equipped with armrest assembly connecting rod 21, the handrail group 21 end of part connecting rod is equipped with armrest assembly connection position 22, and the armrest assembly connecting rod 21 and armrest assembly connection position 22 can subtract The use of few seat connection, simplifies the overall structure of seat.

Horizontal stripe that a kind of adaptive elastic chair back provided by the utility model is arranged alternately by chair back panel surface and Every and chairback brace upper-end front elastic support bars and chairback brace lower-end front portion arch support structure, realize chair The resilient support of back and according to the adaptivity of personal back physiological camber deform, have good support effect, overall structure Simply, easy to assembly.

The above specific structure and dimension data are illustrated to the preferred embodiment of the utility model, but this reality It is not limited to the specific embodiments with novel, those skilled in the art go back without departing from the spirit of the present invention Various equivalent deformation or replacement can be made, these equivalent deformations or replacement are all contained in defined by the claim of this application In range.

Claims (6)

1. a kind of adaptive elastic chair back, including the lifting chair back (1) and fixed frame (2), the lifting chair back (1) are movably connected on On the inside of fixed frame (2), it is characterised in that: the lifting chair back (1) includes chair back panel (10) and carries on the back set on chair back panel (10) The chairback brace (16) in face, chair back panel (10) surface is alternately equipped with several horizontal stripes (11) and several intervals (12), described Chairback brace (16) upper-end front is equipped with several elastic support bars (13), and chairback brace (16) lower-end front portion is equipped with arch branch Support structure (14), the elastic support bars (13) are tilted down setting, and elastic support bars (13) front end is equipped with connection position (15), the connection position (15) is flexibly connected with chair back panel (10).

2. a kind of adaptive elastic chair back according to claim 1, it is characterised in that: the connection position (15) and chair back face Plate (10) is threadedly coupled.

3. a kind of adaptive elastic chair back according to claim 1, it is characterised in that: the vertical side of the chair back panel (10) There is radian upwards.

4. a kind of adaptive elastic chair back according to claim 3, it is characterised in that: chair back panel (10) the level side There is radian upwards.

5. a kind of adaptive elastic chair back according to claim 1, it is characterised in that: further include fixed link on the chair back (3) With fixed link under the chair back (4), on the chair back fixed link (3) be fixedly connected on fixed frame (2) upper end and with chair back panel (10) Upper end is fixedly connected, and fixed link (4) is fixedly connected on fixed frame (2) lower end and solid with chair back panel (10) lower end under the chair back Fixed connection.

6. a kind of adaptive elastic chair back according to claim 1, it is characterised in that: fixed frame (2) the lower end two sides Extend forward and be equipped with armrest assembly connecting rod (21), armrest assembly connecting rod (21) end is equipped with armrest assembly connection position (22)。