CN202959586U - Seat and leg support regulation device thereof - Google Patents
Seat and leg support regulation device thereof Download PDFInfo
- Publication number
- CN202959586U CN202959586U CN2012207105316U CN201220710531U CN202959586U CN 202959586 U CN202959586 U CN 202959586U CN 2012207105316 U CN2012207105316 U CN 2012207105316U CN 201220710531 U CN201220710531 U CN 201220710531U CN 202959586 U CN202959586 U CN 202959586U
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- seat
- leg holder
- adjusting device
- recliner
- hinge
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Abstract
The utility model discloses a leg support regulation device for a seat. The regulation device mainly comprises an angle regulator and a connecting rod mechanism, wherein a fixing part of the angle regulator is used for connecting with the fixing part of the chair, a power input rod of the connecting rod mechanism is connected with a power output part of the angle regulator, and a power output rod of the connecting rod mechanism is used for connected with a leg support so as to switch the state of the leg support between a stretching state and a retracting state. The scheme adopts the angle regulator as a power output component, so that the regulation device has the characteristics of simple and reliable structure; obviously; compared with a scheme which adopts a feed screw nut mechanism as movement output, the leg support regulation device disclosed by the utility model occupies a small space and facilitates general interior arrangement; and moreover, more passenger activity space is preserved, so that reliable guarantee is provided for improving user experience. In addition, the angle regulator is a closed part, can prevent dust and sundries and is low in maintenance cost. On the basis, the utility model further provides a seat with the leg support regulation device.
Description
Technical field
The utility model relates to a kind of seat configuration technical field, is specifically related to a kind of seat and leg holder adjusting device thereof.
Background technology
Seat belongs to articles for use indispensable in life, and it provides people to take and replaces the weight of both legs support human body, and people's shank is loosened.Difference according to place to use and use function, seat has multiple different structure, with regard to the seat that is installed in vehicle interior, its primary structure is to be connected with a chair back at a chair base rear end, when the occupant was sitting on seat support, its back can lean in the chair back, and was provided with recliner between the chair back and seat support, provide the chair back can carry out with respect to seat support the adjustment at angle of inclination, with the custom that coordinates different occupants or demand and provide better comfort level.
Development along with science and technology, people are more and more higher to the requirement of vehicle seat used comfortableness, especially for the high-grade deluxe carmodel of configuration, mostly all require the adjustable leg support mechanism of passenger seat configuration, shank is provided comprehensive support, so arrange, in the long-range road, occupant's shank can not evaded numb or ache and wait discomfort fully because of long-time crooked and produce tiredly, makes the passenger can be with the rest of taking or couch of more comfortable attitude.
Prior art has been developed multiple leg holder governor motion, but all there are some shortcomings in these mechanisms, or complex structure, with high costs, or take up room when folded state large, be unfavorable for that interior space arranges.
For example, in utility model patent CN 101580034A " leg support mechanism of automobile seats ", described leg holder governor motion comprises: realize rotary movement flip-flop movement mechanism and motor 1, realize multi-connecting-rod mechanism and the motor 2 of stretching forward, could realize that by two cover mechanisms and two motors the upwards upset of pin holder reaches translational adjustment forward, complex structure, with high costs.
Again for example, in utility model patent CN201729085 " automobile electric seat leg support adjusting mechanism " and utility model patent CN 201729089 " electric chair leg support adjusting mechanism ", described leg holder governor motion is: by the driven by motor leading screw and nut mechanism, the translation of nut is converted into upset and the translational motion of leg holder by linkage, shortcoming large, that be unfavorable for the interior space layout takes up room when having folded state.
In view of this, the leg holder adjusting device of demanding urgently looking for another way for existing seat is optimized design, and arranging for interior space provides reliable guarantee.
The utility model content
For defects, the technical problem that the utility model solves is, a kind of leg holder adjusting device is provided, and with the structure optimization by transmission mechanism, effectively controls needed arrangement space.On this basis, the utility model also provides a kind of seat with this leg holder adjusting device.
The seat that the utility model provides is with leg holder adjusting device, mainly comprise recliner and linkage, wherein, the fixture of described recliner is used for being connected with the fixture of described seat, the power input bar of described linkage is connected with the rotation output of described recliner, the power output rod of described linkage is used for being connected with the leg holder, switches stretching out between state and retracted state with the attitude of regulating described leg holder.
Preferably, described linkage comprises the first member, second component and the 3rd member, wherein, described the first member as power input bar is fixedly connected with the rotation output of described recliner, one end of described second component is used for being articulated in the first hinge with the fixture of described seat, is articulated in the second hinge and tri-joint mechanism with described the first member and second component respectively as described the 3rd member of power output rod.
Preferably, the middle part of the middle part of described the 3rd member and described the first member is hinged, and an end of described the 3rd member and the other end of described second component are hinged, and the other end of described the 3rd member is used for being articulated in the 4th hinge with described leg holder; And described linkage also comprises the 4th member, and the movable end of one end and described the first member is articulated in the 5th hinge, and its other end is used for being articulated in the 6th hinge with the middle part of described leg holder.
Preferably, described linkage concrete configuration under retracted state becomes: the center of rotation of described recliner, described the first hinge, the second hinge, tri-joint mechanism and the 5th hinge set gradually along vertical the first straight line, described the 4th hinge and the 6th hinge set gradually along vertical the second straight line, so that the leg holder under retracted state vertically arranges.
Preferably, described recliner and described linkage are set to two groups, with respect to the left and right mirror image setting of described seat, and pass through the rotation input component that a power transmission shaft connects two described recliner.
Preferably, also comprise the drive unit that drives described power transmission shaft rotation.
Preferably, also comprise the pedestal that is fixedly connected with for the fixture of described seat, the fixture of described recliner is fixedly connected with described pedestal, and described second component and described pedestal are hinged.
Preferably, the fixture of described seat is the seat frame skeleton.
Preferably, described recliner is the self-locking recliner.
Preferably, described power input bar and described power output rod are structure as a whole.
The seat that the utility model provides comprises the leg holder and regulates the adjusting device of the attitude of described leg holder, and described adjusting device is foregoing seat with leg holder adjusting device.
The utility model will have recliner now and linkage has carried out effective combination, during use, by recliner with transmission of power to linkage, and then drive the leg holder by linkage and carry out the attitude adjustment.Particularly, the fixture of recliner is connected with the fixture of seat, the power input bar of linkage is connected with the rotation output of recliner, the power output rod of linkage is connected with the leg holder, switch stretching out between state and retracted state with the attitude of regulating the leg holder, satisfy passenger's use needs.Compared with prior art, this programme adopts recliner as the movement output member, has characteristics simple and reliable for structure, obviously, with respect to the scheme that adopts leading screw and nut mechanism as movement output, the utility model takes up room less, is convenient to carry out general layout in car; Simultaneously, reserve more passenger's activity space, improved reliable guarantee for the lifting user experiences.In addition, recliner is the part of a sealing, can prevent dust and foreign material, and maintenance cost is lower.
Preferred version of the present utility model has been made further optimization for linkage, the middle part of the 3rd member of its linkage and the middle part of the first member are hinged, one end of the 3rd member and the other end of second component are hinged, and the other end of the 3rd member is used for being articulated in the 4th hinge with described leg holder; The one end of the 4th member and the movable end of the first member are hinged, and its other end is used for hinged with the middle part of leg holder.So arrange, the first member of linkage rotates under recliner drives, and in the leg holder, and then makes the leg holder can upwards overturn and flat stretching forward under state stretching out by the 3rd member and the 4th member synchronous effect, can further promote the user and experience.
In another preferred version of the present utility model, linkage concrete configuration under retracted state becomes: the center of rotation of recliner, the first hinge, the second hinge, tri-joint mechanism and the 5th hinge set gradually along vertical the first straight line, the 4th hinge and the 6th hinge set gradually along vertical the second straight line, so that the leg holder under retracted state vertically arranges.So arrange, volume less after folding the withdrawal, each parts all can be placed in the seat bottom thus, reduce to greatest extent leg holder under retracted state for passenger's impact.
The leg holder adjusting device that the utility model provides is applicable to any occasion that needs to adjust sitting posture person shank attitude, is specially adapted to seat.
Description of drawings
Fig. 1 is the described seat of the specific embodiment with the axle geodesic structure schematic diagram of leg holder adjusting device;
Fig. 2 is the schematic diagram of mechanism of the holder of leg shown in Fig. 1 adjusting device;
To be seat shown in Figure 1 be in front view under extended configuration with leg holder adjusting device to Fig. 3;
Fig. 4 is that the A of Fig. 3 is to view;
Fig. 5 is that the B of Fig. 4 is to view;
To be seat shown in Figure 1 be in front view under retracted state with leg holder adjusting device to Fig. 6;
Fig. 7 is that the C of Fig. 6 is to view.
In figure:
The specific embodiment
Core of the present utility model is to provide a kind of seat with leg holder adjusting device, reduces installing space shared in use occasion by structure optimization, and then improves user satisfaction.Illustrate present embodiment below in conjunction with Figure of description.
See also Fig. 1, this figure is the described seat of present embodiment with the axle geodesic structure schematic diagram of leg holder adjusting device.
As shown in the figure, this seat mainly is made of recliner 10 and linkage 20 with leg holder adjusting device.
Wherein, recliner 10 can adopt the recliner of existing adjusting back angle, after regulating the rotation input component input of power self-regulated hornwork, rotates output from it and realizes power output.Without loss of generality, this paper seat angle adjustor of carrying out angular adjustment with automatic driving is elaborated.It should be explicitly made clear at this point; core design of the present utility model is equally applicable to the seat angle adjustor of manual drives form; namely apply driving force by the handwheel that is arranged on the adjusting angle mechanism outside, as long as the basic conception of using this programme is all in the scope that the application asks for protection.
In this programme, the fixture 11 of recliner 10 is used for being connected with the fixture of seat (not shown), in order to realize moment of torsion output by rotating output 12 under the effect of driving force.Should be appreciated that this fixture can select according to specific needs, all can as long as satisfy the above-mentioned functions needs.Preferably, this fixture can be the seat frame skeleton (not shown) of seat, the member of governor motion can be placed in under-seat thus, takes full advantage of the space.
Wherein, linkage 20 power inputs bars are connected with the rotation output 12 of recliner 10, and its power output rod is used for being connected with leg holder 30, switch stretching out between state and retracted state with the attitude of adjusting leg holder 30.
Certainly, select Manual angle regulator, need not to arrange drive unit.
Be appreciated that the linkage 20 that transforms and form leg holder 30 attitude regulations for the rotation with recliner 10, can require to determine the number of components and arrangement according to the movement locus of leg holder; Obviously, different movement locus need to arrange the member of respective numbers and the variation adjustment of member length, the function that after this programme provides a kind of leg holder upwards to overturn, level is stretched out.Specifically please in the lump referring to Fig. 1 and Fig. 2, both all show the matching relationship that stretches out each member of state lower link mechanism, and wherein Fig. 2 is schematic diagram of mechanism.
This linkage 20 comprises four members.The first member 21 as power input bar is fixedly connected with the rotation output 12 of recliner 10; One end of second component 22 is used for being articulated in the first hinge a with the seat frame skeleton; The 3rd member 23 as power output rod is hinged with the first member 21 and second component 22 respectively, wherein, the middle part of the 3rd member 23 and the first member 21 is articulated in the second hinge b, one end of the 3rd member 23 and the other end of second component 22 are articulated in tri-joint mechanism c, and the other end of the 3rd member 23 is used for being articulated in the 4th hinge d with leg holder 30; The movable end of the 4th member 24 1 ends and the first member 21 is articulated in the 5th hinge e, and its other end is used for being articulated in the 6th hinge f with the middle part of leg holder 30.Concrete assembly relation is please in the lump referring to Fig. 3 and Fig. 4, and wherein, Fig. 3 is extended configuration seat shown in Figure 1 with the front view of leg holder adjusting device, and Fig. 4 is that the A of Fig. 3 is to view.Herein, the nouns of locality such as 'fornt', 'back' are that obviously, the use of the above-mentioned noun of locality is not construed as limiting for the application's protection domain take occupant's visual angle as the benchmark definition.
For promoting the assembly process process of two adjusting devices, a pedestal 60 can also be set, like this, the fixture 11 of recliner 10 can be fixedly connected with pedestal 60, second component 22 can be hinged with pedestal 60, after preliminary assembling is completed, then this pedestal 60 is fixed on the seat frame skeleton of seat and gets final product.That is to say, indirectly realize hinged with second component 22 of being fixedly connected with of fixture 11 by pedestal 60, the described leg holder of this programme adjusting device can first assemble form the assembly parts again with the seat general assembly, greatly improved assembly process process.
In fact, this linkage 20 has formed two quadric chains, that is, the first member 21, second component 22, the 3rd member 23 and common first quadric chain that forms of pedestal 60, the first member 21, the 3rd member 23, the 4th member 24 and common second quadric chain that forms of leg holder 30.Export when the moment of torsion of motor 40 and pass to recliner 10 by power transmission shaft 50, the rotation output 12 of recliner 10 will rotate relative to fixture 11, drive the first member 21 fixation ends and upwards rotate, drive quadric chain, make upwards upset of leg holder 30, flat stretching forward.Simple in structure, reliable in action.
Certainly, in order effectively to take into account the requirement of member appearance and size and bearing strength, each member can adopt plate stamping to make, and when satisfying matching requirements, the riser bearing strength is higher.Please in the lump referring to Fig. 5, Fig. 5 is that the B of Fig. 4 is to view.Simultaneously, Sheet Metal Forming Technology is easier to require to form bending according to practical set, interferes to avoid action, and those skilled in the art are any setting according to actual needs, as long as satisfy the above-mentioned functions needs all in the scope that the application asks for protection.
For example, pedestal 60 is the sheet metal component of a partial-band flange 61, to adapt to the assembling requirement.As shown in the figure, have on flange 61 and in two holes 62 that are connected with the seat frame skeleton, whole leg rest device and seat frame fixed.
In addition, can also make further concrete configuration to the linkage 20 under retracted state, please in the lump referring to Fig. 6 and Fig. 7, wherein, to be seat shown in Figure 1 be in front view under retracted state with leg holder adjusting device to Fig. 6, and Fig. 7 is that the C of Fig. 6 is to view.
In conjunction with Fig. 6 and shown in Figure 7, the center of rotation of this recliner 10, the first hinge a, the second hinge b, tri-joint mechanism c and the 5th hinge e set gradually along vertical the first straight line, the 4th hinge d and the 6th hinge f set gradually along vertical the second straight line, described the first straight line and the second straight line parallel, so that the leg holder under retracted state vertically arranges, namely bearing-surface 31 vertically arranges.So arrange, volume less after folding the withdrawal, each parts all can be placed in the seat bottom thus, reduce to greatest extent leg holder under retracted state for passenger's impact.Certainly, above-mentioned edge sets gradually and parallel relation is theory state to straight line, can determine based on the less effect that takes up room after regaining, and this scheme is not the concept on the absolute physical meaning, but comprises that the existence foundation deviation forms the situation of angle.
Need to prove, the holder of leg shown in figure adjusting device is optimal case, can also be improved further on this basis, to control cost of goods manufactured.For example, can omit the 4th member 24 and annexation thereof, on principle, namely omit the first member 21, the 3rd member 23, the 4th member 24 and common second quadric chain that forms of leg holder 30, leg holder 30 is fixedly connected with the 3rd member 23 can carry out the attitude adjustment under the drive of the first quadric chain, certainly, meeting so is set and loses mechanism's start performance.
In addition, recliner 10 and linkage 20 can also be set to two groups, and as shown in the figure with respect to seat left and right mirror image setting, and the rotation input component 13 that connects two recliner 10 by power transmission shaft 50 gets final product.Take full advantage of the useful space of seat both sides, by two groups of parts carryings.Like this, carrying needs for same settings, and the recliner 10 of every group and the size of linkage 20 all can further reduce, and reduce shared space when satisfying good start performance.
Certainly, power input bar and the power output rod (not shown) that can be structure as a whole, being equivalent to linkage is a member, recliner directly drives the leg holder by this integral member and carries out the attitude adjustment.
What specify is, the described leg holder of this programme adjusting device goes for any occasion that needs to adjust sitting posture person shank attitude, for example, is used for the handicapped patient's of lower limb wheelchair, examination bed etc.
Except aforementioned leg holder adjusting device, the utility model also provides a kind of seat, comprises the leg holder and regulates the adjusting device of leg holder attitude, and this adjusting device adopts aforesaid seat with leg holder adjusting device.For the ability technical staff, because the major function member of seat all can adopt existing techniques in realizing, therefore this paper repeats no more.
The above is only preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (11)
1. seat with leg holder adjusting device, is characterized in that, comprising:
Recliner, the fixture of described recliner are used for being connected with the fixture of described seat;
Linkage, its power input bar is connected with the rotation output of described recliner, and its power output rod is for being connected with the leg holder, switches stretching out between state and retracted state with the attitude of regulating described leg holder.
2. seat according to claim 1 with leg holder adjusting device, is characterized in that, described linkage comprises:
The first member as power input bar is fixedly connected with the rotation output of described recliner;
Second component, one end are used for being articulated in the first hinge with the fixture of described seat; With
As the 3rd member of power output rod, be articulated in the second hinge and tri-joint mechanism with described the first member and second component respectively.
3. seat according to claim 2 is with leg holder adjusting device, it is characterized in that, the middle part of the middle part of described the 3rd member and described the first member is hinged, one end of described the 3rd member and the other end of described second component are hinged, and the other end of described the 3rd member is used for being articulated in the 4th hinge with described leg holder; And described linkage also comprises:
The 4th member, the movable end of one end and described the first member is articulated in the 5th hinge, and its other end is used for being articulated in the 6th hinge with the middle part of described leg holder.
4. seat according to claim 3 is with leg holder adjusting device, it is characterized in that, described linkage concrete configuration under retracted state becomes: the center of rotation of described recliner, described the first hinge, the second hinge, tri-joint mechanism and the 5th hinge set gradually along vertical the first straight line, described the 4th hinge and the 6th hinge set gradually along vertical the second straight line, so that the leg holder under retracted state vertically arranges.
according to claim 1 to 4 the described seat of any one with leg holder adjusting device, it is characterized in that, described recliner and described linkage are set to two groups, with respect to the left and right mirror image setting of described seat, and pass through the rotation input component that a power transmission shaft connects two described recliner.
6. seat according to claim 5 with leg holder adjusting device, is characterized in that, also comprises driving the drive unit that described power transmission shaft rotates.
7. seat according to claim 1 with leg holder adjusting device, is characterized in that, also comprises the pedestal that is fixedly connected with for the fixture of described seat, and the fixture of described recliner is fixedly connected with described pedestal, and described second component and described pedestal are hinged.
8. seat according to claim 7 with leg holder adjusting device, is characterized in that, the fixture of described seat is the seat frame skeleton.
9. seat according to claim 1 with leg holder adjusting device, is characterized in that, described recliner is the self-locking recliner.
10. seat according to claim 1 with leg holder adjusting device, is characterized in that, described power input bar and described power output rod are structure as a whole.
11. a seat comprises the leg holder and regulates the adjusting device of the attitude of described leg holder, it is characterized in that, described adjusting device be in claim 1 to 10 the described seat of any one with leg holder adjusting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207105316U CN202959586U (en) | 2012-12-20 | 2012-12-20 | Seat and leg support regulation device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207105316U CN202959586U (en) | 2012-12-20 | 2012-12-20 | Seat and leg support regulation device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202959586U true CN202959586U (en) | 2013-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207105316U Expired - Lifetime CN202959586U (en) | 2012-12-20 | 2012-12-20 | Seat and leg support regulation device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202959586U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029604A (en) * | 2012-12-20 | 2013-04-10 | 湖北中航精机科技股份有限公司 | Seat and leg support adjusting device thereof |
| CN103342103A (en) * | 2013-07-19 | 2013-10-09 | 东风李尔汽车座椅有限公司 | Chair leg support with angle adjusting function |
| TWI547250B (en) * | 2013-07-17 | 2016-09-01 | Li wan yu | Flip footwork |
| CN106004533A (en) * | 2016-05-27 | 2016-10-12 | 上海延锋江森座椅有限公司 | Seat leg support system |
| CN107374139A (en) * | 2017-07-25 | 2017-11-24 | 苏州君之宏电器科技有限公司 | The micro-adjusting mechanism of seat upper supporting leg support |
| CN111483376A (en) * | 2019-01-29 | 2020-08-04 | 诺博汽车***有限公司 | Leg rest of vehicle seat |
| CN115303156A (en) * | 2022-08-31 | 2022-11-08 | 重庆安道拓汽车部件***有限公司 | Turnover type pedal and seat |
-
2012
- 2012-12-20 CN CN2012207105316U patent/CN202959586U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029604A (en) * | 2012-12-20 | 2013-04-10 | 湖北中航精机科技股份有限公司 | Seat and leg support adjusting device thereof |
| CN103029604B (en) * | 2012-12-20 | 2015-08-26 | 湖北中航精机科技有限公司 | Seat and leg holder control apparatus thereof |
| TWI547250B (en) * | 2013-07-17 | 2016-09-01 | Li wan yu | Flip footwork |
| CN103342103A (en) * | 2013-07-19 | 2013-10-09 | 东风李尔汽车座椅有限公司 | Chair leg support with angle adjusting function |
| CN106004533A (en) * | 2016-05-27 | 2016-10-12 | 上海延锋江森座椅有限公司 | Seat leg support system |
| CN107374139A (en) * | 2017-07-25 | 2017-11-24 | 苏州君之宏电器科技有限公司 | The micro-adjusting mechanism of seat upper supporting leg support |
| CN111483376A (en) * | 2019-01-29 | 2020-08-04 | 诺博汽车***有限公司 | Leg rest of vehicle seat |
| CN115303156A (en) * | 2022-08-31 | 2022-11-08 | 重庆安道拓汽车部件***有限公司 | Turnover type pedal and seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUBEI AVIATION PRECISION MACHINERY TECHNOLOGY CO., Free format text: FORMER OWNER: ZHONGHANG PRECISIVE MACHINARY SCIENCE AND TECHNOLOGY CO., LTD., HUBEI Effective date: 20130613 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130613 Address after: 441003 Hubei city of Xiangfan province high tech Zone, Road No. 8 Patentee after: Hubei Aviation Precision Machinery Technology Co., Ltd. Address before: Xiangyang City, Hubei Province, 441003 Road No. 8 Patentee before: Zhonghang Precisive Machinary Science and Technology Co., Ltd., Hubei |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130605 Effective date of abandoning: 20150826 |
|
| RGAV | Abandon patent right to avoid regrant |