CN202477016U

CN202477016U - Double-back office chair

Info

Publication number: CN202477016U
Application number: CN 201120378722
Authority: CN
Inventors: 洪承宏
Original assignee: Huang Qiandai
Current assignee: Huang Qiandai
Priority date: 2011-09-28
Filing date: 2011-09-28
Publication date: 2012-10-10
Anticipated expiration: 2021-09-28

Abstract

An embodiment of the utility model discloses a double-back office chair and relates to the field of articles for daily life. A headrest can be adjusted according to the head leaning requirement of a user of the double-back office chair so that a multi-gesture and multi-angle adjusting function of the headrest is realized. The double-back office chair comprises a chair body, the headrest and a Multi-adjusting mechanism for the headrest mechanism, wherein the chair body is provided with double backs, a combining support is arranged at the bottom end of the headrest and is used for being combined on a back support between a left back plate and a right back plate of the double backs, and the Multi-adjusting mechanism for the headrest mechanism is arranged on the back end surface of the headrest and comprises a leaning and raising adjusting unit, a backward-forward adjusting unit, a leaning-swaying adjusting unit and a lifting adjusting unit.

Description

Two chair back office chair tools

Technical field

The utility model relates to a kind of pair of chair back office chair tool, especially a kind of office chair tool that makes headrest reach polynary attitude angle adjustment structure.

Background technology

General office chair tool with headrest; Except the back that is available for users to against, and increased and can supply the function of head by putting, supply the user after long-time office; When desiring rest slightly, incidence can be lain backward lean on to loosen tight shoulder musculi colli; Yet the headrest on most office chair tools is fixed on the chair back, and can't do the adjustment of position up and down, so can't adjust by the required headrest that leans on that inclines of the person's of being used head pose, therefore effective head support effect and suitable pillow function can't be provided.

To the existing problem points of above-mentioned convention office chair structure, how to develop a kind of innovation structure that has more desirable practicality, the ardent hope of real use consumer institute also is that relevant dealer's palpus is made great efforts target and the direction that research and development break through.

The utility model content

The embodiment of the utility model technical problem to be solved is to provide a kind of two chair back office chair tools with the polynary adjustment function of headrest; The problem points that its desire solves is can't to adjust by the required headrest that leans on that inclines of the person's of being used head pose to existing chair tool headrest is existing, therefore can't provide effective head support effect and suitable pillow function problem points to improve breakthrough

The technological means that two chair back office chair tools of the utility model are dealt with problems comprises that mainly a headrest includes one and combines support, in order to be incorporated into aforementioned pair of chair back office chair tool appropriate location; The polynary adjustment structure of one headrest, it is fixedly arranged on the rear end face of this headrest, and wherein the polynary adjustment structure of this headrest includes a reclining adjustment unit, front and back adjustment unit, pendulum adjustment unit and lift adjustment unit incline;

And the effect of the utility model promote be to make headrest can said relatively chair tool body produce reclining up and down, front and back displacement, about the incline polynary angle position of various different kenels such as pendulum and up-down displacement make different adjustment functions; And then make said pair of chair back office chair of the utility model tool can provide the user according to required the inclining of head pose by the adjustment of resting the head on; To enjoy the polynary attitude angle adjustment function of headrest, the practical improvement that makes chair tool quality and comfort significantly improve.

Description of drawings

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is one of combination stereogram of the two chair back office chair structures of the utility model;

Fig. 2 be the utility model two chair back office chair structures combination stereogram two;

Fig. 3 is the exploded perspective view of two chair back office chair structures of the utility model;

Fig. 4 is the reclining state diagram of two chair back office chair structures of the utility model;

Fig. 5 is the anteroposterior position shifting state figure of two chair back office chair structures of the utility model;

Fig. 6 for the two chair back of the utility model handle official business chair structures about the pendulum state diagram of inclining;

Fig. 7 is the up-down displacement state figure of two chair back office chair structures of the utility model;

Fig. 8 is located at two position, lift adjustment unit configuration schematic diagram that lean against another embodiment of office chair for the utility model polynary adjustment structure of resting the head on.

The specific embodiment

The utility model embodiment provides a kind of pair of chair back office chair tool, can provide the user according to required the inclining by the adjustment of resting the head on of head pose, to enjoy the polynary attitude angle adjustment function of headrest.

Below in conjunction with accompanying drawing the utility model embodiment is done detailed description.

Shown in Fig. 1～7, two chair back office chair tools of the utility model comprise:

One chair tool body 8; Chair tool body 8 82 formations of a pair of chair back of comprising a seat support portion 80, being mounted on a foot rest portion 81 of these seat support portion 80 bottoms and being mounted on this seat support portion 80 dorsal parts top wherein; Wherein this pair chair back 82 is that

left side backboard

821 and 822 of right side backboards by arranged spaced constitutes; This left and right side backboard 821, interconnect by a chairback brace 9 between 822, these chairback brace 9 bottom sides are positioned this seat support portion dorsal part by upright a connection to support 85 again;

One headrest 10, its bottom have one and combine support 7 in order to the left and right side backboard 821 that is incorporated into this pair chair back 82, between 822 on the set chairback brace 9;

The polynary adjustment structure 1 of one headrest, the polynary adjustment structure 1 of resting the head on is fixedly arranged on the rear end face of this headrest 10, and wherein the polynary adjustment structure 1 of this headrest includes a reclining adjustment unit 2, front and back adjustment unit 3, inclines and put an adjustment unit 4 and a lift adjustment unit 5; Wherein

This reclining adjustment unit 2 comprise one be fixedly arranged on these 10 rear ends of resting the head on after-poppet 11; This after-poppet 11 articulates and is assembled with a crossbearer 20; And this crossbearer 20 is provided with a reclining axle spare 21 with the relative pivot points axle of this after-poppet 11, and these reclining axle spare 21 1 ends are provided with the reclining keeper 22 of the 10 adjustment location reclining angles that can supply to rest the head in addition; And

This front and back adjustment unit 3 comprises a guide block 31; Reach one and be extended through the U-shaped crossbearer 20 that these guide block 31 inside are elastic displacement; These crossbearer 20 front end pivot groups are incorporated into the after-poppet 11 of headrest 10 rear end faces; So that this crossbearer 20 and the after-poppet 11 that is linked and rest the head on 10 must by guide block 31 for datum mark can produce before and after the displacement configuration, this guide block 31 precalculated positions system is provided with the front and back keeper 32 that a positioning head is rested the head on 10 front and back displacements; And

This pendulum adjustment unit 4 that inclines comprises a seat board 40; This seat board 40 is penetrated with a shaft hole 41 respectively; This shaft hole 41 is to change part 42 by one to be hubbed at guide block 31 bottom faces; So that this guide block 31 and the crossbearer 20, the after-poppet 11 that are linked and rest the head on and 10 must be the circumflex branch center pendulum configuration of inclining about can producing by changeing part 42; In addition shaft hole 41 a relative rotary position of this seat board 40 are penetrated with a spacing arc groove 43, and this spacing arc groove 43 inclines by one and puts keeper 44 spiral shells and be located at guide block 31 bottom faces, in order to adjust this headrest 10 about the pivot angle degree that inclines; And

This lift adjustment unit 5 includes a piece 50; And one be extended through these piece 50 inside and be a up and down vertical frame 51 of telescopic displacement; Should vertical frame 51 tops be that secure bond is in precalculated position, seat board 40 bottom; So that should vertical frame 51 with the seat board 40, guide block 31, crossbearer 20, the after-poppet 11 that are linked and rest the head on and 10 must can produce up-down displacement configuration for datum mark by frame piece 50, these piece 50 precalculated positions are provided with the up-down keeper 52 that a positioning head is rested the head on 10 up-down displacements in addition;

Wherein, This chairback brace 9 and left and right dorsal plate 821, respectively be equiped with one between 822 and laterally transfer and move align member 83; This horizontal accent moves align member 83 and respectively is formed with plural elasticity coupling assembling 86 with left and right dorsal plate 821,822 winding positions; The other end respectively is equiped with an assembling keeper 84, moves and locatees so that left and right dorsal plate 821,822 can be made horizontal accent along chairback brace 9.

Take off like the 8th figure institute, the vertical frame 51 of this lift adjustment unit 5 also can be the kenel of two bars, penetrates in set single or two fixing holes 511 in frame piece 50 upper ends by vertical frame 5, and can rest the head on 10 lift in height of this up-down keeper 52 of control is adjusted.

In view of the above; Order headrest 10 relatively chair tool body 8 produce reclinings up and down, front and back displacement, about incline pendulum, and the polynary angle position work difference adjustment functions of various different kenels such as up-down displacement; And then make the utility model when wheelchair is implemented; Can provide the user according to required the inclining of head pose,, make the practical improvement of raising of the polynary attitude angle adjustment of the headrest quality of the utility model to enjoy the headrest comfortable function that inclines and lean on by the adjustment of resting the head on.

The above; Be merely the specific embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technical staff who is familiar with the present technique field can expect changing or replacement in the technical scope that the utility model discloses easily, all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of said claim.

Claims

1. two chair back office chair tool comprises:

Chair tool body with two chair back; The a pair of chair back that said chair tool body comprises a seat support portion, is mounted on a foot rest portion of this seat support portion bottom and is mounted on this seat support portion dorsal part top; Wherein this pair chair back system is made up of the left side backboard and the right side backboard of arranged spaced; Interconnect by a chairback brace between this left side backboard and this right side backboard, this chairback brace bottom side is positioned this seat support portion dorsal part by upright a connection to support again;

One headrest, the bottom of said headrest have one and combine support in order on the set chairback brace between the left and right side backboard that is incorporated into this pair chair back;

The polynary adjustment structure of one headrest is located at the rear end face of this headrest, comprises a reclining adjustment unit, front and back adjustment unit, a pendulum adjustment unit and a lift adjustment unit incline; Wherein this reclining adjustment unit comprise one be fixedly arranged on this headrest rear end after-poppet; This after-poppet system articulates and is assembled with a crossbearer; And the relative pivot points of this crossbearer and this after-poppet system axle is provided with a reclining axle spare, and this reclining axle spare one end is provided with the reclining keeper of the adjustment location reclining angle that can supply to rest the head in addition; This front and back adjustment unit comprises a guide block; Reach one and be extended through the crossbearer that this guide block inside is elastic displacement; This crossbearer front end pivot group is incorporated into the after-poppet of headrest rear end face; So that this crossbearer and the after-poppet that linked and to rest the head on by guide block be datum mark and displacement configuration before and after can producing, this guide block precalculated position is provided with the front and back keeper of displacement before and after the positioning head pillow; This pendulum adjustment unit that inclines comprises a seat board; This seat board is penetrated with a shaft hole respectively; This shaft hole system changes part by one and is hubbed at the guide block bottom face, so that this guide block and the crossbearer, the after-poppet that are linked and to rest the head on by changeing a part be circumflex branch center and the pendulum configuration of inclining about can producing, a relative rotary position of shaft hole of this seat board is penetrated with a spacing arc groove in addition; This spacing arc groove is located at the guide block bottom face by the pendulum keeper spiral shell that inclines, in order to adjust this headrest about the pivot angle degree that inclines;

This lift adjustment unit includes a piece and and is extended through this piece inside and is the up and down vertical frame of telescopic displacement; Should indulge frame top secure bond in precalculated position, seat board bottom; So that should vertical frame with the seat board, guide block, crossbearer, the after-poppet that are linked and to rest the head on by the frame piece be datum mark and can produce up-down displacement configuration, this piece precalculated position system is provided with the up-down keeper of an adjustment headrest up-down displacement in addition.

2. according to claim 1 pair of chair back office chair tool; It is characterized in that; Respectively be equiped with horizontal an accent between this chairback brace and the left and right dorsal plate and move align member; This horizontal accent moves align member and left and right dorsal plate winding position respectively is formed with plural elasticity coupling assembling, and the other end respectively is equiped with an assembling keeper.

3. according to claim 1 pair of chair back office chair tool; It is characterized in that; The vertical frame of this lift adjustment unit is the kenel of single pole or two bars, penetrates in set single or two fixing holes in frame piece upper end the lift in height adjustment that this up-down keeper of control can be rested the head on by vertical frame.