CN2424681Y

CN2424681Y - Synchronous rocking structure of chair cushion and chair back

Info

Publication number: CN2424681Y
Application number: CN 00233865
Authority: CN
Inventors: 张魏銮
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-15
Filing date: 2000-05-15
Publication date: 2001-03-28
Anticipated expiration: 2010-05-15

Abstract

The utility model provides a structure which can rock a chair cushion and a chair back synchronously, particularly a structure which is more comfortable to sit and lean on. The inner sides of two foot seats are mainly provided with two arc type rail sheets respectively, two reeds are fixedly arranged on the top surfaces of the arc type rail sheets respectively, and two bearing frames are fixedly arranged on the bottom surface of the chair cushion and are straddled on the top surfaces of the reeds. Therefore, the utility model can drive the chair back when the chair cushion is inclined forwards or backwards only by using the elasticity of the reeds. The utility model enables the chair cushion and the chair back to move synchronously in an elastic way to enable the sitting and the lean of consumers to be more consistent with human body technology and use habits to improve the practicality and the comfort of use.

Description

The chair cushion and the chair back can be made the synchronous swing structure

The utility model relates to a kind of chair cushion and the chair back can be made the synchronous swing structure, is meant a kind of seat especially, leans on more comfortable structure.

Press, lifting along with quality of the life, the consumption masses more and more pay attention to outdoor activity, and generally such as film appreciation, concert, speech, performance ... Deng movable, exhausted major part is all held indoor, therefore must possess huge numbers of seats is arranged, to hold numerous consumers, be with, consumer in the requirement of using, except strengthening structural safety itself, for sit, by the time comfortableness and ease of use also more and more pay attention to.

See also shown in Figure 1, with the general Room, seat 10 in the hall is an example, it mainly is in the ground vertically-arranged two runners 11 to be arranged, and stand in 11 proximal end sides of two runners place and to be installed with a chair back 12, and this two runners 11 is that nearly middle section convexes with an axostylus axostyle 13 and a guide plate 14 in the inboard, for wearing pivot with the pivot hole 151 and the guide groove 152 of a chair cushion 15 both sides, make this chair back 12 hand over the adjacent open space that becomes without exception to be the L type with chair cushion 15, sit for the consumer, lean on, and this chair cushion 15 is to be that gyroaxis reaches with guide groove 152 guiding guide plates 14 with axostylus axostyle 13, chair cushion 15 is switched to and the chair back 12 overlappings; Only, right though folded purpose is taken and received to tool by the seat 10 of above-mentioned each member combination, it still has in practical application does not followingly attain desirable disappearance and needs to be resolved hurrily:

Because this chair back 12 is to be fixed on 11 of arm-rest frames, therefore, 15 of this chair cushions can pivot or the scope that moves only limits to the length of guide groove 152, meaning promptly, this chair cushion 15 is except can be with axostylus axostyle 13 with pivot hole 151 and with guide plate 14 and guide groove 152 sliding closing, reach outside the purpose of pivot overlapping, this chair cushion 15 can not cooperate at all human body sitting posture its forward and backward amplitude of fluctuation of inclining of facing upward is arranged, be with, ordinary consumer sit, by after a period of time, under the situation that sitting posture can't change, will feel uncomfortable and tired and be equipped with.

Regrettably, most on the market seats 10 do not have moving partially function at present, see also shown in Figure 2, it at most only is provided with a spring steel plate 16 at chair cushion 15 dorsal parts lock, end is fixed with the chair back 12 in addition for elasticity steel plate 16, make the chair back 12 have the adjustment desire degree of a forward and backward swing by the elasticity of spring steel plate 16; Only this measure, only can make the chair back 12 have moving partially function, this chair cushion 15 still can't be with the chair back 12 with moving, and can not cooperate the habit of consumer's sitting posture conversion, therefore, this can move the chair back 12 for consumer's sitting posture partially, there is no too big change, obviously, this seat 10 still has disappearance and is not inconsistent user demand on the human body merit.

Edge is, because known seat still has the above-mentioned part of improving not to the utmost in use, this case creator is grasping the mind of serving the general public, and more long-pendingly is engaged in the experience that relevant issues manufacture and design for many years, constantly concentrate on studies and constantly test, have the utility model that can solve above-mentioned disappearance to come out finally.

So the purpose of this utility model is can make chair cushion and the synchronous elasticity start of the chair back providing a kind of, make the consumer sit, lean on " chair cushion and the chair back can be made synchronous swing and construct " that more meet ergonomics and use habit.

Edge is, the chair cushion of the present utility model and the chair back can be made the synchronous swing structure, mainly is to include a chair cushion and a chair back hub setting between runners; It is characterized in that: this two runners is to be respectively equipped with an arc bail plate in the inboard, be installed in end face for a reed respectively, and hold with two and to wear frame and be installed in the chair cushion bottom surface, and bridge: so at the reed end face, it need only utilize the elasticity of reed, can lean forward or swing back in chair cushion to drive the chair back simultaneously; Duty is, the utility model can make chair cushion and the synchronous elasticity start of the chair back, makes the consumer sit, lean on and more meet ergonomics and use habit, and can promote practicality and comfort in the use.

Understand for structure of the present utility model, feature and effect can be obtained further, lift a preferred embodiment now, and after cooperating graphic being described in more detail in, wherein:

Shown in Figure 1 is three-dimensional exploded view for known seat.

Shown in Figure 2 is perspective exploded view for another known seat.

Shown in Figure 3 is stereogram for the utility model one preferred embodiment.

Shown in Figure 4 is three-dimensional exploded view for the above-mentioned preferred embodiment of the utility model.

Shown in Figure 5 is the schematic diagram that folds for chair cushion in the above-mentioned preferred embodiment of the utility model.

Shown in Figure 6 is the schematic diagram that leans forward for the above-mentioned preferred embodiment of the utility model.

Shown in Figure 7 is layback schematic diagram for the above-mentioned preferred embodiment of the utility model.

At first, see also shown in Fig. 3,4, the utility model mainly is in the ground vertically-arranged two runners 30 to be arranged, and (present embodiment includes a chair back that stands 40 to be provided with a pedestal in 30 of two runners, the chair cushion 50 that the level of reaching is pivoted), make this chair back 40 and chair cushion 50 hand over the adjacent open space that becomes without exception to be the L type, other includes two reeds 60, two and holds and wear frame 70 and two bracing frames 80; Wherein, member such as this runners 30, the chair back 40 and chair cushion 50 and combining structure thereof are known, so no longer its detailed construction and action are given unnecessary details at this, below only are illustrated at feature of the present utility model:

This two runners 30, be to be provided with an arc bail plate 31 respectively at the place's weldering of nearly latter end, inboard, and this arc bail plate 31 is generally to be semi-circular, it is provided with a perforation 311 in central authorities, and be provided with a nut 312 in the both sides spiral shell, screw togather for adjusting cushion block 314 in regular turn, make and adjust cushion block 314 adjustable heights with a nut 313.

This chair cushion 50 is to be respectively equipped with an axis hole 51 in both sides.

This two reed 60, be to bridge in the nearly centre of arc bail plate 31 end faces with interlude respectively, it is formed with respectively in both end sides sets end 61, and be provided with a perforation 62 in central authorities, after supplying a bolt 63 to pass the perforation 311 of a pad 64, perforation 62 and arc bail plate 31 in regular turn, cooperate a nut 65 to give spiral shell admittedly, make reed 60 2 distolateral can distortion with the bending of external force elasticity.

This two holds and wears frame 70, be for be a type support body without exception, its inboard respectively at forward and backward two ends is embedded with a sleeve pipe 71, fasten plug for one and 72 set, and this to fasten plug 72 be to be concaved with a caulking groove 721 respectively in the corresponding section, for with reed 60 set the end 61 chimeric after, form interlock, and be arranged with a protecting cover 73 respectively, and these protecting cover 73 inboards are skies in both sides, and end 61 both sides are being set in both sides then block, prevent to set end 61 and go out sleeve pipe 71 by the both sides slippage.

This two bracing frame 80, be to have a horizontal segment 81 respectively, wear frame 70 end faces for solid welding holding, and have a vertical section 82, for locking in the chair back 40 both sides, and 81 of this two horizontal segments are to link an axostylus axostyle 83 is arranged, for boring a hole with the axis hole 51 of chair cushion 50, making chair cushion 50 can be gyroaxis with axostylus axostyle 83, and upwards upset is received folded, reach binding, the chair back 40 is linked with chair cushion 50 be formed as one interlock by bracing frame 80.

Above-mentioned is the explanation of the utility model one preferred embodiment structure, feature and position, and the use situation, please continue consult shown in Figure 5, the utility model can make the chair back 40 hand over the adjacent open space that becomes without exception to be the L type with chair cushion 50 equally, for the user seating in 40 of chair cushion 50 and the chair back, and this chair cushion 50 can be upwards upset of gyroaxis with axostylus axostyle 83 also, and receives folded with the chair back 40.

As for its action situation, see also shown in Figure 6, when user's seating during in 50 of the chair back 40 and chair cushions, need only be when altering one's posture or change the health leaning angle, bestow the pressure thrust that chair cushion 50 1 turns forward slightly, use this one is pressed thrust to be passed to hold to wear frame 70, make to hold and wear frame 70 and urge reed 60 forward; So, can in hold wear frame 70 with sleeve pipe 71 ring press fasten plug 72 and reed 60 set end 61 simultaneously, make reed 60 in being that fulcrum is swung forward with arc bail plate 31, adjusted cushion block 314 blocks to reed 60, while is by the binding of bracing frame 80, drive the chair back 40 and turn forward synchronously, and keep the state pressed close to the user back at any time.

Otherwise, see also shown in Figure 7, when the user bestows chair cushion 50 or the chair back 40 1 pressure thrust to layback slightly, this pressure thrust can be passed to hold and wear frame 70, make to hold and wear frame 70 and urge rearward reed 60, so, can in hold wear frame 70 with sleeve pipe 71 ring press fasten plug 72 and reed 60 set end 61 simultaneously, make reed 60 in being that fulcrum is swung backward with arc bail plate 31, adjusted cushion block 314 blocks to reed 60, simultaneously, drive the chair back 40 and turn backward synchronously, and keep the state pressed close to the user back at any time by the binding of bracing frame 80.

In addition, what deserves to be mentioned is, the noise when this adjustment cushion block 314 is swung except the chair cushion 50 of can preventing, more can place restrictions on the pendulum angle of reed 60, the chair back 40 and chair cushion 50 swings are subject to adjust cushion block 314 by the adjustment of height at this.

The utility model has had following listed advantage and effect in fact by above-mentioned structure:

That is, the utility model need only reach the elasticity with reed 60 by the binding of bracing frame 80, and can lean forward or swing back in chair cushion 50 drives the chair back 40 simultaneously, makes the chair back 40 keep the state of pressing close to the user back at any time; Be with, the utility model can make chair cushion 50 and the chair back 40 synchronous elasticity starts, makes the consumer when altering one's posture or change the health leaning angle, more meets ergonomics and uses habit, and, and can significantly promote practicality and comfort in the use textural also quite simple, easily.

By above explanation as can be known, the structure design that the utility model is above-mentioned is not practised the product of production except that seeing, and has above-mentioned advantage more simultaneously concurrently, has really met the regulation of the relevant clause of Patent Law, and the whence proposes the application of novel patent with method.

Only the above only is the utility model one preferable possible embodiments, is familiar with people's bodyguard of this skill such as, and it all ought to be included in this case claim according to modification or change that the utility model spirit category is done.

Claims

1. the chair cushion and the chair back can be made the synchronous swing structure, it is characterized in that it includes:

One runners is to be placed on ground, and it is provided with an arc bail plate respectively in place, two relative positions;

Two reeds are to be installed in this two arcs bail plate end face respectively, and using respectively can be with external force along the rail sheet end face elasticity bending distortion at place;

At least one holding worn frame, is to be crossed on this two reeds end face;

One pedestal is to be located at this to hold and wear on the frame, and it has a seat cushion and a backrest, wears human body in order to hold.

2. the chair cushion according to claim 1 and the chair back can be made the synchronous swing structure, it is characterized in that, wherein these pedestal both sides are to be installed with a bracing frame respectively, and this bracing frame is to have a horizontal segment respectively, for with hold that to wear frame fixed, and have a vertical section, supply to be installed in chair back both sides, and be to be respectively equipped with an axostylus axostyle to pass chair cushion between this horizontal segment.

3. the chair cushion according to claim 1 and the chair back can be made the synchronous swing structure, it is characterized in that, wherein this runners is to be provided with a nut respectively at arc bail plate both sides spiral shell, screw togather with the adjustment cushion block for one, make and adjust the cushion block adjustable height, and block is used and is adjusted the angle that control is leaned forward, swung back in the reed bottom surface.

4. the chair cushion according to claim 1 and the chair back can be made the synchronous swing structure, it is characterized in that, wherein this to hold and wear frame be to be embedded with a sleeve pipe respectively in the inboard, two ends, wear for an embolism, and this embolism is to be concaved with a caulking groove respectively in the relative position place, for reed two distolateral being embedded at caulking groove.

5. the chair cushion according to claim 4 and the chair back can be made synchronous swing structure, it is characterized in that, wherein this to hold and wear frame be to be arranged with a protecting cover respectively in both sides, and this protecting cover inboard is a sky, and both sides then block setting the end both sides.