CN206598752U - Seat and its leg support device - Google Patents
Seat and its leg support device Download PDFInfo
- Publication number
- CN206598752U CN206598752U CN201720382391.7U CN201720382391U CN206598752U CN 206598752 U CN206598752 U CN 206598752U CN 201720382391 U CN201720382391 U CN 201720382391U CN 206598752 U CN206598752 U CN 206598752U
- Authority
- CN
- China
- Prior art keywords
- component
- leg support
- seat
- hinge
- recliner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Seats For Vehicles (AREA)
Abstract
The utility model discloses a kind of seat and its leg support device, the leg support device includes：Leg support；Recliner, including fixture and rotation output, the fixture of the recliner are used to be connected with the fixture of the seat；Linkage, including power input point and power takeoff point, the power input point is connected with the rotation output of the recliner, the power takeoff point is connected with the leg support, the linkage is set to be acted under the drive of the rotation output, the movement locus of the power input point and the power takeoff point adjusts the posture of the leg support during being acted according to the linkage.Recliner and linkage are used in combination the utility model, and the power of recliner is transferred into linkage, and then drive leg support adjustment posture, can effectively be solved user and be sat the tired symptom in leg on the seat for a long time.
Description
Technical field
The utility model is related to a kind of leg support device, more particularly to a kind of seat leg support device.
Background technology
Seat belongs to articles for use indispensable in life, and it provides people and takes and replace both legs to support the weight of human body, makes one
Leg loosened.According to place to use and using the difference of function, seat has a variety of different structures, is just installed in vehicle
For internal seat, its primary structure is to be connected with a chair back in a chair base rear end, when occupant is sitting on seat support, and it is carried on the back
Portion can rest against be provided between the chair back, and the chair back and seat support recliner there is provided the chair back can relative to seat support carry out angle of inclination
Adjustment, be provided with preferably comfort level to coordinate the custom or demand of different occupants.
With the development of science and technology, requirement more and more higher of the people to vehicle seat used comfortableness, especially for configuration
High-grade deluxe carmodel, requires that passenger seat configures adjustable leg support mechanism mostly, to provide leg comprehensive support,
It is arranged such, in long-range road, the leg of occupant will not produce fatigue because of long-time bending, can evade completely numb
Or ache etc. uncomfortable, passenger is taken or couch with more comfortable posture rest.
However, the leg support device of prior art, all in the presence of some shortcomings, or it is complicated, with high costs, or in rugosity
Space-consuming is big during state, be unfavorable for interior space arrangement.
Utility model content
The problem of existing for prior art, the purpose of this utility model is to provide a kind of without the existing seat of change
The leg support device of structure, the effectively arrangement space required for control.The utility model also provides a kind of with the leg support device
Seat.
To achieve the above object, seat of the present utility model leg support device, including：
Leg support；
Recliner, including fixture and rotation output, the fixture of the recliner are used for the fixation with the seat
Part is connected；
Linkage, including power input point and power takeoff point, the rotation of the power input point and the recliner
Output is connected, and the power takeoff point is connected with the leg support, makes the linkage in the drive of the rotation output
Lower action, the power input point and the movement locus regulation institute of the power takeoff point during being acted according to the linkage
State the posture of leg support.
Further, the linkage includes first component, second component, the 3rd component and the 4th component；Described first
The first hinge as the power input point, first hinge are articulated with the middle part of the middle part of component and the 3rd component
It is connected by a power transmission shaft with the rotation output；One end of one end of the first component and the second component respectively with
The fixture of the seat is articulated with the second hinge and tri-joint mechanism, the other end of the first component and the 4th component
One end is articulated with the 4th hinge, and one end of the other end of the second component and the 3rd component is articulated with the 5th hinge；Institute
The other end of the other end and the 4th component of stating the 3rd component is articulated with as the power output with the leg support respectively
The 6th hinge and the 7th hinge of point.
Further, the 4th component and the 3rd member parallel are set, the first component and the second component
It is arranged in parallel.
Further, the linkage under retracted state is configured to：The tri-joint mechanism and the 5th hinge edge are perpendicular
Set gradually to first straight line, vertically second straight line is set gradually for second hinge, first hinge and the 4th hinge,
Vertically the 3rd straight line is set gradually for 6th hinge and the 7th hinge, so that the leg support under retracted state is vertically set
Put.
Further, the recliner and the linkage are set to two groups, are set relative to the seat or so mirror image,
And the rotation output of two recliners is connected by the power transmission shaft.
Further, in addition to for the fixture with the seat pedestal being fixedly connected, the fixture of the recliner
It is fixedly connected with the pedestal, the first component and the second component are hinged with the pedestal.
Further, the fixture of the seat is seat frame skeleton.
Further, the recliner is self-locking recliner.
Further, the output that rotates of the recliner has the spacing waist hole matched with the power transmission shaft.
The utility model also provides a kind of seat, including seat body and above-mentioned seat leg support device.
Recliner and linkage are used in combination the utility model, and the power of recliner is transferred into linkage, entered
And drive leg support to adjust posture, it can effectively solve user and sit the tired symptom in leg on the seat for a long time.
In addition, the linkage of leg support device can be folded so that leg support can be close to seat front end in retracted state,
The limited arrangement space for controlling leg support device in retracted state, do not influence vehicle interior by property.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the stereogram of the leg support device of an embodiment of the present utility model；
Fig. 2 is the left view of the leg support device of an embodiment of the present utility model；
Fig. 3 is schematic diagram of mechanism of the leg support device of an embodiment of the present utility model under retracted state.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Accompanying drawing is only the disclosure
Schematic illustrations, be not necessarily drawn to scale.Identical reference represents same or similar part in figure, thus
Repetition thereof will be omitted.
Core of the present utility model is to provide a kind of seat leg support device, is reduced by structure optimization in use occasion
Shared installing space, and then improve user satisfaction.Present embodiment is illustrated below in conjunction with Figure of description.
Fig. 1-2 is referred to, the figure is the axle geodesic structure schematic diagram of seat leg support device described in present embodiment.
As illustrated, the seat includes recliner 10, linkage 20 and leg support 30 with leg support device.
Wherein, recliner 10 can use existing adjusting back, the recliner of sofa backrest angle, adjust power from angle modulation
After the rotation input component input of device, rotate output from it and realize power output.
In the present embodiment, the fixture 11 of recliner 10 is used to (in figure not show with the fixture of seat (not shown)
Go out) connection, to realize torque output by rotating output 12 in the presence of driving force.Wherein, the fixation of recliner 10
Part 11 can be welded to connect with the fixture of seat.It should be appreciated that the fixture and its connected mode can be according to specific needs
Selected, as long as meeting above-mentioned functions needs.
Wherein, the power input point of linkage 20 is connected with the rotation output 12 of recliner 10, linkage 20
Power takeoff point is connected with the leg support 30, the linkage 20 is moved under the drive of the rotation output of recliner 10
Make, the movement locus regulation of the power input point of linkage 20 and power takeoff point during being acted according to the linkage 20
The posture of the leg support 30.It is different according to the anglec of rotation of the rotation output of recliner 10, the expanded angle of leg support 30 can be made
In 0-90 degree.It should be appreciated that leg support expanded angle is not limited thereto, it can be selected according to specific needs, as long as protecting
Card needs regulation leg support to relatively comfortable posture according to passenger.
In the present embodiment, it is preferred to use self-locking recliner, to enable leg support 30 to be maintained at setting angle；In addition, choosing
With the recliner for rotating output eccentric rotary, i.e. rotate output not only with the autobiography and the axis around an axis
Also revolved round the sun around another axis, additionally it is possible to thigh support board is faster realized and be flipped up and forward extend out.
It is appreciated that for being converted the rotation of recliner 10 and forming the linkage 20 of the attitude regulation of leg support 30, can
To be required to determine the number of components and arrangement according to the movement locus of leg support；Obviously, different movement locus needs to set phase
The change adjustment of the component and component length of quantity is answered, the work(protruded horizontally up after a kind of leg support is flipped up is present embodiments provided
Energy.Specifically please also refer to Fig. 1 and Fig. 2, both all illustrate the matching relationship of each component of stretching state lower link mechanism, wherein
Fig. 2 is schematic diagram of mechanism.
Linkage 20 includes first component 21, second component 22, the 3rd component 23 and the 4th component 24；First structure
The middle part of part 21 and the middle part of the 3rd component 23 are articulated with the first hinge A as the power input point, described first
Hinge A is connected by a power transmission shaft 50 with the rotation output 12 of recliner 10；One end of the first component 21 and described the
One end of two components 22 is articulated with the second hinge B and tri-joint mechanism C, the first component 21 with the fixture of the seat respectively
One end of the other end and the 4th component 24 be articulated with the 4th hinge D, the other end of the second component 22 and described the
One end of three components 23 is articulated with the 5th hinge E；The other end of 3rd component 23 and the other end of the 4th component 24
It is articulated with respectively with the leg support 30 as the 6th hinge F of the power takeoff point and the 7th hinge G.Wherein, power transmission shaft 50
Card assigned in rotate output 12 waist hole 121 in, can with rotate output 12 swing, with to linkage 20 provide power and
Act it.Waist hole 121, which also has, carries out spacing effect to the position of power transmission shaft 50, it is to avoid power transmission shaft 50 is sent out under external force
Life is rocked, and causes the posture of leg support to change and influence Consumer's Experience.
For lifting assembly process process, a pedestal 40 can also be set, and so, the fixture 11 of recliner 10 can be with pedestal
40 are fixedly connected, and first component 21 and second component 22 can be hinged with pedestal 40, after being tentatively completed, then by the pedestal 40
It is fixed on the seat frame skeleton of seat.That is, realizing being fixedly connected and for fixture 11 indirectly by pedestal 40
One component 21, second component 22 are hinged, leg support adjusting means described in the present embodiment can first assemble to be formed assembly part again with
Seat general assembly, substantially increases assembly process process.
In fact, the linkage 20 forms two quadric chains, i.e. first component 21, second component the 22, the 3rd
Component 23 collectively constitutes the first quadric chain, first component 21, the 3rd component 23, the 4th component 24 and leg support 30 with pedestal 40
Collectively constitute the second quadric chain.Recliner 10 is passed to when user pulls the torque output of leg support by power transmission shaft 50, is adjusted
The rotation output 12 of angle device 10 will opposed fixed member 11 rotate, drive the first hinge 7 be rotated up, drive double leval jib machine
Structure so that leg support 30 is flipped up, flattened forward.It is simple in construction, reliable in action.
Furthermore it is also possible to make further concrete configuration to the linkage 20 under retracted state, please also refer to Fig. 3, receive
Under the state of returning, vertically first straight line is set gradually by the tri-joint mechanism C and the 5th hinge E, the second hinge B, institute
Stating the first hinge A and the 4th hinge D, vertically second straight line is set gradually, and the 6th hinge F and the 7th hinge G are along perpendicular
Set gradually to the 3rd straight line, and first straight line, second straight line and the 3rd straight line parallel are set, so as to the leg under retracted state
Support is vertically arranged.It is arranged such, volume is relatively small after folding is withdrawn, and thus each part can be placed in seat bottom, maximum limit
Degree reduce retracted state under leg support for passenger influence.Certainly, above-mentioned edge is set gradually to straight line and parallel relation is equal
For theory state, based on the less effect of space-consuming after withdrawal it was determined that the program is not general in absolute physical meaning
Read, but include the situation of existence foundation deviation formation angle.
In addition, recliner 10 and linkage 20 may be arranged as two groups, as shown in the figure relative to seat or so mirror image
Set, and pass through the rotation output 12 of two recliners 10 of connection of power transmission shaft 50.Make full use of the effective of seat both sides
Space, is carried by two group parts.So, being carried for same settings needs, every group of recliner 10 and the chi of linkage 20
It is very little further to reduce, reduction shared space while meeting good start performance.
Special instruction, leg support device described in the present embodiment goes for any required adjustment sitting posture person leg posture
Occasion, for example, wheelchair, examination bed of the handicapped patient of middle row seat chair, lower limb for automobile etc..
In addition to foregoing leg support adjusting means, the utility model also provides a kind of seat, including seat body and leg support device,
The leg support device uses foregoing seat leg support device.For skilled person, due to the major function structure of seat
Part can be realized using prior art, therefore be repeated no more herein.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (10)
1. seat leg support device, it is characterised in that including：
Leg support；
Recliner, including fixture and rotation output, the fixture of the recliner are used to connect with the fixture of the seat
Connect；
Linkage, including power input point and power takeoff point, the rotation of the power input point and the recliner are exported
Part is connected, and the power takeoff point is connected with the leg support, the linkage is moved under the drive of the rotation output
Make, the power input point and the movement locus of the power takeoff point adjust the leg during being acted according to the linkage
The posture of support.
2. seat according to claim 1 leg support device, it is characterised in that the linkage include first component,
Second component, the 3rd component and the 4th component；Conduct is articulated with the middle part of the middle part of the first component and the 3rd component
First hinge of the power input point, first hinge is connected by a power transmission shaft with the rotation output；Described
One end of one component and one end of the second component are articulated with the second hinge and the 3rd hinge with the fixture of the seat respectively
Point, one end of the other end of the first component and the 4th component is articulated with the 4th hinge, the second component it is another
End and one end of the 3rd component are articulated with the 5th hinge；The other end of 3rd component is another with the 4th component
End is articulated with as the 6th hinge of the power takeoff point and the 7th hinge with the leg support respectively.
3. seat according to claim 2 leg support device, it is characterised in that the 4th component and the 3rd component
It is arranged in parallel, the first component and the second component be arranged in parallel.
4. seat according to claim 3 leg support device, it is characterised in that the linkage under retracted state is matched somebody with somebody
It is set to：Vertically first straight line is set gradually for the tri-joint mechanism and the 5th hinge, second hinge, first hinge
Point vertically second straight line is set gradually with the 4th hinge, the 6th hinge and the 7th hinge vertically the 3rd straight line according to
It is secondary to set, so that the leg support under retracted state is vertically arranged.
5. the leg support device of the seat according to any one of claim 2-4, it is characterised in that the recliner and described
Linkage is set to two groups, is set relative to the seat or so mirror image, and connects two tune by the power transmission shaft
The rotation output of angle device.
6. seat according to claim 2 leg support device, it is characterised in that also including for the fixation with the seat
The pedestal that part is fixedly connected, the fixture of the recliner is fixedly connected with the pedestal, the first component and described second
Component is hinged with the pedestal.
7. seat according to claim 6 leg support device, it is characterised in that the fixture of the seat is seat frame bone
Frame.
8. seat according to claim 1 leg support device, it is characterised in that the recliner is self-locking recliner.
9. seat according to claim 2 leg support device, it is characterised in that the rotation output of the recliner has
The spacing waist hole matched with the power transmission shaft.
10. a kind of seat, it is characterised in that the seat leg support including seat body and as described in claim any one of 1-9
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382391.7U CN206598752U (en) | 2017-04-12 | 2017-04-12 | Seat and its leg support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382391.7U CN206598752U (en) | 2017-04-12 | 2017-04-12 | Seat and its leg support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206598752U true CN206598752U (en) | 2017-10-31 |
Family
ID=60143865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720382391.7U Expired - Fee Related CN206598752U (en) | 2017-04-12 | 2017-04-12 | Seat and its leg support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206598752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962983A (en) * | 2017-12-26 | 2018-04-27 | 车质尚（北京）汽车制造有限公司 | A kind of seat and seat leg support |
| CN108236550A (en) * | 2018-01-18 | 2018-07-03 | 周兴强 | Wheelchair |
| CN111483376A (en) * | 2019-01-29 | 2020-08-04 | 诺博汽车系统有限公司 | Leg rest of vehicle seat |
-
2017
- 2017-04-12 CN CN201720382391.7U patent/CN206598752U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962983A (en) * | 2017-12-26 | 2018-04-27 | 车质尚（北京）汽车制造有限公司 | A kind of seat and seat leg support |
| CN107962983B (en) * | 2017-12-26 | 2023-11-10 | 沃勒(天津)汽车制造有限公司 | Chair and leg support for chair |
| CN108236550A (en) * | 2018-01-18 | 2018-07-03 | 周兴强 | Wheelchair |
| CN111483376A (en) * | 2019-01-29 | 2020-08-04 | 诺博汽车系统有限公司 | Leg rest of vehicle seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171031 Termination date: 20180412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |