CN100473563C - Vehicle seat - Google Patents
Vehicle seat Download PDFInfo
- Publication number
- CN100473563C CN100473563C CNB2006101001312A CN200610100131A CN100473563C CN 100473563 C CN100473563 C CN 100473563C CN B2006101001312 A CNB2006101001312 A CN B2006101001312A CN 200610100131 A CN200610100131 A CN 200610100131A CN 100473563 C CN100473563 C CN 100473563C
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- backrest
- parts
- back frame
- automotive seat
- slab parts
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Abstract
The present invention relates to a vehicle seat having a backrest (1) and a chair seat (2), wherein the backrest (1) comprises a backrest frame (6) and assemblage (7, 8, 15, 25, 26) arranged there between, so as to form an S-shape backrest (1 )which can deform forwards and backwards at the shoulder area (12) and the lumbar vertebral column area(11)respectively; wherein the assemblage (7, 8, 15, 25, 26) comprises a flexible batten element (7) extending along the lengthwise direction of the backrest frame (6), and the top end (7a) and the bottom end (7b) of the flexible batten element are flexiblely installed on the upper end (6a) and the lower end (6b) of the backrest frame (6); at least one hinge element (15, 25, 26) is arranged at the neck region and the head region (13) between the rear surface (7c) of the batten element (7) and the backrest frame (6), wherein the forward and backward parallel translation (23a) of the neck region and the head region (13 )of the backrest (1) can be achieved by the rotary motion of the hinge element.
Description
Technical field
The present invention relates to have the automotive seat of backrest and seat support, more particularly, relate to a kind of automotive seat that have the S shape backrest that can both be out of shape forward or backward in shoulder regions and lumbar spine zone.
Background technology
Automotive seat with deformable backrest are being installed adjustable Lordosis support with the corresponding position of human lumbar spine regions usually.This strut member can before and after regulate, like this,, provide different supports according to the size in space between human body back place and the backrest, thereby improve the traveling comfort of taking by the bulging deformation of backrest in the lumbar spine zone.
The deformation of this lumbar spine strut member can be set in advance by people, and keeps this deformation until adjusting (regulating as rotating handwheel) once more.Such adjustment is needed to use a hand at least, and in the process that drives a car, be difficult to usually accomplish.In addition, these automotive seat have S shape backrest, match with the occupant's of average figure size lumbar spine zone and shoulder.This S shape backrest comprises by direct of travel looking it is the shoulder regions of concave design, and the lumbar spine zone of convex design, and these two region design are suitable for average figure size occupant's lumbar spine shape.The shape of this S shape backrest, major part is inflexible, can only change a little by regulating the lumbar spine strut member.This means that its traveling comfort will reduce if the figure size is greater than or less than the people of average level to be sitting on this seat.
Known have a kind of seat, and the S shape of its backrest can be regulated by the backrest that recedes, but this can change occupant's line of vision, and make the angle between the occupant's upper body and the lower part of the body that undesirable change take place.
The backrest that some automotive seat are arranged only can fore-and-aft adjustment in the lumbar spine zone, to realize to the protruding support of lordosis or back, even this support can be designed to suitable lordosis in various degree, but the backrest of this seat only limits to adjust at the following half position at occupant back.And shoulder and neck area remain unchanged usually, under the sitting situation, can make the occupant feel that sitting posture is uncomfortable.
By in the backrest shoulder regions suitable liner being set, the change that can adjust the backrest of backrest shoulder regions (may cause because of the change of lordosis position or the adjustment of backrest inclination degree) compensates, even if this compensation is limited.But this is not the new shape that backrest itself adapts to shoulder regions, and only be liner in action.Because pressure is applied on the liner constantly, limited at the supporting capacity of stressed bigger position liner, make that the comfort level of sitting posture is very limited.
Summary of the invention
The object of the present invention is to provide a kind of automotive seat with backrest, this backrest can make the occupant have comfortable sitting posture, especially in shoulder, neck and the head zone of backrest, and the shape in the lumbar spine zone of basic and this backrest has nothing to do, and need not to carry out any manual regulation and control for this reason again.
The total design of the present invention is, design a kind of automotive seat that have backrest and seat support, wherein, backrest comprises back frame and is arranged on assembly between the framework, thereby form respectively and can both reach the S shape backrest of distortion backward forward in shoulder regions and lumbar spine zone, described assembly comprises flexible board bar shaped parts, and these slab parts are along the longitudinal extension of back frame, and it is installed in the top and bottom of back frame in top and bottom flexibility.In addition, neck between the slab parts back side and back frame and head zone are provided with at least one hinge shape parts, and wherein the backrest neck can be achieved by rotatablely moving of these hinge shape parts with head zone parallel moving forward or backward.
Backrest neck that causes because of above-mentioned reason and head zone be parallel displacement forward or backward, the flexible board bar shaped parts between the two ends up and down in conjunction be suspended on back frame in the hammock mode have guaranteed from the lumbar spine zone to shoulder regions until the maximum comfortable sitting posture of neck and head zone.This is that wherein, the easy song of slab parts helps shoulder regions to match with occupant's shoulder shape with flexible way especially because the extension of hinge shape parts can make whole the first half of slab parts move forward with respect to back frame.
According to this comformability of slab parts, these slab parts can be designed to the plastic cement lath, by rocker elements being installed in addition, the shoulder regions on top can be matched with the current lordosis posture at occupant back in the lumbar spine zone.Because rocker elements can be around the pivoted of level running, and at least in part along the longitudinal extension at the back side of slab parts, the crooked shoulder shape that just can obtain to seamlessly transit like this with respect to aforementioned occupant's the protruding posture of lordosis or back.In this case, the pivot of the level running of rocker elements has been represented the imaginary horizontal operating shaft of slab parts rotations, around this imaginary axis, these slab parts move backward in the lumbar spine zone, and these slab parts move forward or move forward with parallel mode in head, neck and shoulder regions in shoulder regions.
According to a preferred embodiment of the invention, the pivot of rocker elements can move along the backrest longitudinal direction, so just can be to highly adjusting, so that acquisition is to the optimum adaptation of the lordosis posture of occupant's differing heights.In addition, this rocker elements also can be designed to and can move forward or backward, to adapt to the protruding posture of different lordosises or back.
According to a preferred embodiment of the invention, described hinge shape parts are designed to have the knuckle joint of horizontal stretching link pin, and the installation of this knuckle joint makes it can be along moving on the Width of backrest between the horizontal support piece of the back side of slab parts and back frame.The mode that described link pin is installed with spring is suspended on the upper end of back frame.In this case, one side of knuckle joint is suspended on the back side of slab parts in the pivotally attached mode, and another side is suspended on the described horizontal support piece in the pivotally attached mode.Like this, knuckle joint produces antagonistic force, exerts pressure the neck that the help occupant obtains to wish and the parallel displacement backward of head zone to the slab parts by neck and head zone at backrest, and when pressure is eliminated, help the slab parts automatically to move forward at the back upper area.
As another kind of embodiment, knuckle joint can be substituted by at least one rotor plate, and preferably two, a top that is arranged on another piece abreast, the length of this rotor plate is adjustable.One end of rotor plate is installed in the back side of slab parts, and the other end is installed on the horizontal support piece of back frame, and this mounting means makes that rotor plate can be around a pivoted along the stretching, extension of backrest Width.Thus, the downward folding movement of rotor plate causes neck and parallel the moving of head zone (these slab parts hang over upper area loosely) when the slab parts move down downwards, to produce necessary curve shape in shoulder regions.On the other hand, neck that the opening of two rotor plates not only causes the slab parts and the head zone parallel displacement that makes progress, and make the slab parts at this upper area also to top offset, produce still less crookedly inevitably in shoulder regions, improved the comfort level of sitting posture.
The upper end of slab parts can freely hang and/or be installed in the upper limb of back frame by the spring mounting means, and install in hinged way the lower end of slab parts.Like this, because the different curves in shoulder regions and lumbar spine zone and head, the parallel of neck area are moved, when moving, the slab parts can obtain the flexibility of maximum possible.
According to preferred enforcement of the present invention, described slab parts vertically can have different width and/or thickness along it.Like this, because the slab parts have flexibility, can obtain different expansions thereon, this will help the occupant to obtain more comfortable sitting posture.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Figure 1 shows that scheme drawing according to the automotive seat of first embodiment of the invention;
Fig. 2 a-2c is depicted as according to the back part of the automotive seat of the first embodiment of the invention section-drawing at the diverse location place;
Figure 3 shows that scheme drawing according to the automotive seat of second embodiment of the invention;
Fig. 4 a-4c is depicted as according to the back part of the automotive seat of the second embodiment of the invention section-drawing at the diverse location place;
Figure 5 shows that scheme drawing according to the automotive seat of third embodiment of the invention;
Fig. 6 a-6c is depicted as according to the back part of the automotive seat of the third embodiment of the invention section-drawing at the diverse location place;
Each Reference numeral among the figure is expressed as follows:
1: backrest; 2: seat support; 3: cushion; 4: chair seat frame; 5: cover; 6: back frame; 6a: back frame upper end; 6b: back frame lower end; 7: the slab parts; 7a: slab component upper ends; 7b: slab parts lower end; 7c: the back side of slab parts 7; 8: rocker elements; 8a: the sense of displacement of rocker elements; 9: the pivot of rocker elements; 10a: attaching parts; 10b: hinge 11: lumbar spine zone; 12: shoulder regions; 13: neck and head zone; 14: horizontal support piece; 15: knuckle joint; 16: the link pin of knuckle joint; 17,18: the fish plate of knuckle joint; 19,20: the end of knuckle joint; 21; Extension spring; 22: the shift movement of rocker elements; 23,24: the side view of plastic cement lath; 23a: parallel shifted direction; 23b: rotation image point; 25,26: rotor plate; 27,28,29,30: the pin jointed end of rotor plate; 31: extension spring; 32,33,34: the width dimensions of plastic cement lath 7; 35,36,37: the gauge of plastic cement lath 7.
The specific embodiment
Figure 1 shows that scheme drawing according to the automotive seat of first embodiment of the invention.These automotive seat are made up of backrest 1 and seat support 2, and wherein seat support 2 comprises cushion 3, chair seat frame 4 and cover 5.Backrest 1 comprises back frame 6 and is suspended on slab parts 7 between the back frame in the hammock mode that these slab parts 7 have upper end 7a and lower end 7b.
On the one hand, by lower end 6b that is installed in back frame 6 and the hinge 10b that is connected with the lower end 7b of slab parts 7, on the other hand, the hinge shape parts 15 between the horizontal support piece 14 by being installed in back frame 6 and the back side 7c of slab parts 7 can be realized the effect of hammock.In addition, in order to form suspended end 7a fully freely, 7a has installed flexible connecting member 10a in the upper end of slab parts 7, slab parts 7 are connected the upper end 6a of back frame 6.
Fig. 2 a-2c is depicted as the section-drawing of the top of backrest 1 at diverse location.In Fig. 2 a and 2b, backrest passes through to use on the horizontal support piece 14 of hinge shape member supporting at back frame at its neck and head zone, and these hinge shape parts can be designed to knuckle joint 15.
In Fig. 2 a, knuckle joint 15 is in folded state, and under this state, the link pin 16 that freely is suspended on the spring 21 of back frame 6 is folded up downwards.
Be connected two fish plates 17,18 on knuckle joint or the link pin 16 in the pivotally attached mode, be installed on the back side 7c of slab parts 7 on the one hand, be installed on the other hand on the horizontal support piece 14 of back frame 6.Like this, when knuckle joint opens (shown in Fig. 2 b), make fish plate 17,18 rotate with respect to the back side 7c of slab parts 7 and the horizontal support piece 14 of back frame 6.In case going up of occupant no longer produces thrust backward to slab parts 7 in shoulder and head and neck zone 12,13, knuckle joint will open under the tension of extension spring.Ideally, even very little strength also may produce this thrust backward, wherein antagonistic force is produced by the pulling force of extension spring 21.
Shown in Fig. 2 c be when knuckle joint open with folded situation under, the section-drawing of slab parts 7, these slab parts can be designed to the plastic cement lath.From figure, can be clear that, slab parts 7 stand parallel shifted at neck and head zone, shown in Reference numeral 23a, the position of Reference numeral 23 expressions plastic cement lath when knuckle joint is folding, and the position of Reference numeral 24 expressions plastic cement lath when knuckle joint opens.
Fig. 2 c clearly shows, and during the upper area parallel shifted, the plastic cement lath rotates around an imaginary pivot point 23b, and the position of this imagination pivot point 23b is in identical height with the pivot 9 of rocking bar 8.During this plastic cement lath rotation, the inclined degree of rocking bar 8 is greater or lesser, shown in Fig. 2 a and 2b.
Shown in Reference numeral 22, rocking bar not only can move up and down, and can move forward and backward, with the best-fit of acquisition with the human body back shape.
Figure 3 shows that scheme drawing according to the automotive seat of second embodiment of the invention.Among the figure, the parts that identical parts or function are identical have identical Reference numeral.
Shown in Figure 3 is according to the automotive seat of second embodiment and the difference of first embodiment, adopt two rotor plates 25,26 to substitute knuckle joint 15, from Fig. 4 a and 4b as can be seen, the mounting means of these two rotor plates 25,26 makes them parallel to each other when rotating.First limit of these two rotor plates 25,26 and second limit 27,28,29,30 are hinged with the horizontal support piece 14 of the back side 7c of plastic cement lath 7 and back frame 6 respectively.
The upper end that applies the extension spring 31 of tensile-elasticity links to each other with back frame 6, its lower end be positioned at top rotor plate 25 and link to each other, for example can realize connecting by earhole.
As preferably, rotor plate can move according to its length, so just can obtain the neck parallel displacement different with head zone according to occupant's demand.
Can clearly be seen that from Fig. 4 a and 4b the distortion in plastic cement lath 7 shoulders and head and neck zone 12,13 is relevant to the smooth excessiveness in lumbar spine zone 11 with rocking bar 8 regions.This rotates around its pivot 9 by rocking bar 8 and forms.
Fig. 4 c is among second embodiment, the section-drawing of slab parts 7 when rotor plate rotates.
Figure 5 shows that scheme drawing according to the automotive seat of third embodiment of the invention.Parts or the identical parts of function identical among the figure have identical Reference numeral.
According to the automotive seat of third embodiment of the invention, the each several part of its plastic cement lath has different width, shown in Reference numeral 32,33,34.In this way, can obtain different sinuousness, and then obtain more comfortable sitting posture in the zones of different of this plastic cement lath.
According to Fig. 6 a and 6b, show the thickness profile of plastic cement lath, shown in Reference numeral 35,36 and 37.This Thickness Design also helps to be formed on the lath that different positions has differently curved degree, and different degrees of stability is to support occupant's back.
Fig. 6 c is depicted as the generalized section of plastic cement lath when the hinge shape parts fold and open.
Disclosed all technical characteristic is an inner characteristic of the present invention in the present specification, and these features combine separately or with prior art all has novelty.
Claims (9)
1, a kind of automotive seat, comprise backrest (1) and seat support (2), described backrest (1) comprises back frame (6) and is arranged on therebetween assembly (7,8,15,25,26), thereby form respectively and can both reach the S shape backrest (1) of distortion backward forward in shoulder regions (12) and lumbar spine zone (11), it is characterized in that described assembly (7,8,15,25,26) comprising:
Flexible board bar shaped parts (7), described slab parts (7) extend lumbar spine zone (11), shoulder regions (12) and neck and the head zone (13) that constitutes described backrest (1) along vertically going up of back frame (6), and install with spring the upper end (7a) of described slab parts (7) and/or free hang (10a) is installed in the upper end (6a) of back frame (6), and lower end (7b) flexibility of described slab parts (7) is installed in the lower end (6b) of back frame (6);
At least one hinge shape parts (15,25,26), it is arranged at the back side (7c) and the neck between the back frame (6) and the head zone (13) of described slab parts (7), and being suspended on the upper end (6a) of back frame (6) in the mode that spring is installed, the rotation of described at least one hinge shape parts realizes that described slab parts (7) are at neck and head zone (13) parallel move (23a) forward or backward.
2, automotive seat according to claim 1, it is characterized in that: described backrest (1) is provided with rocker elements (8) in lumbar spine zone (11), described rocker elements (8) can be rotated around the pivot that horizontally rotates (9), and described rocker elements (8) at slab parts (7) back sides (7c) at least in part along the longitudinal extension of slab parts.
3, automotive seat according to claim 2 is characterized in that: described pivot (9) can be along the vertically moving of backrest (1) (8a) to regulate height.
4, according to each described automotive seat in the claim 1 to 3, it is characterized in that: described hinge shape parts are the knuckle joint (15) that has the link pin (16) of along continuous straight runs extension, and described knuckle joint (15) can be upheld or condensation by the Width along backrest between the horizontal support piece (14) of the back side of slab parts (7) (7c) and back frame (6).
5, automotive seat according to claim 4 is characterized in that: described link pin (16) is suspended on the upper end (6a) of back frame (6) with the spring mounting means.
6, automotive seat according to claim 4, it is characterized in that: an end (19) of described knuckle joint (15) is suspended on the back side (7c) of slab parts (7) in the pivotally attached mode, and the other end (20) of described knuckle joint (15) is suspended on the horizontal support piece (14) in the pivotally attached mode.
7, according to each described automotive seat in the claim 1 to 3, it is characterized in that: described hinge shape parts comprise at least one rotor plate (25,26), one side (29 of described rotor plate, 30) be hinged on the back side (7c) of slab parts (7), the another side (27 of described rotor plate, 28) be hinged on the horizontal support piece (14) of back frame the pivoted that described rotor plate can be extended around the Width along backrest.
8, automotive seat according to claim 1 is characterized in that, the lower end (7b) of described slab parts (7) (10b) in hinged way is connected in the lower end (6b) of back frame (6).
9, automotive seat according to claim 1 is characterized in that, described slab parts (7) have different width and/or gauge (32-37) in the vertical.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102005030792 | 2005-06-29 | ||
| DE102005030792.2 | 2005-06-29 | ||
| DE102005035586.2 | 2005-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1891526A CN1891526A (en) | 2007-01-10 |
| CN100473563C true CN100473563C (en) | 2009-04-01 |
Family
ID=37596803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101001312A Expired - Fee Related CN100473563C (en) | 2005-06-29 | 2006-06-28 | Vehicle seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100473563C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010054B (en) * | 2011-09-28 | 2015-11-25 | 比亚迪股份有限公司 | A kind of backrest regulating mechanism of seat and comprise the seat of this mechanism |
| CN103241150B (en) * | 2013-04-24 | 2017-12-26 | 倪既民 | The main cabin compartment seats of reliable arbitrary deformation can be sat |
| EP3100906A1 (en) * | 2015-06-05 | 2016-12-07 | Schukra Gerätebau GmbH | Shoulder adjuster |
| EP3626523B1 (en) * | 2018-09-19 | 2021-01-06 | Grammer Ag | Vehicle seat for commercial vehicle cabins |
| CN111376806B (en) * | 2020-04-03 | 2024-02-20 | 长春一汽富晟李尔汽车座椅系统有限公司 | Car seat back device for providing vertebra support in collision process |
-
2006
- 2006-06-28 CN CNB2006101001312A patent/CN100473563C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1891526A (en) | 2007-01-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20150628 |
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| EXPY | Termination of patent right or utility model |