CN109455129A - A kind of automotive seat leg support of hand step-less adjustment - Google Patents
A kind of automotive seat leg support of hand step-less adjustment Download PDFInfo
- Publication number
- CN109455129A CN109455129A CN201811418026.2A CN201811418026A CN109455129A CN 109455129 A CN109455129 A CN 109455129A CN 201811418026 A CN201811418026 A CN 201811418026A CN 109455129 A CN109455129 A CN 109455129A
- Authority
- CN
- China
- Prior art keywords
- support
- support plate
- movable plate
- leg support
- less adjustment
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/90—Details or parts not otherwise provided for
- B60N2/995—Lower-leg-rests, e.g. calf-rests
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses a kind of automotive seat leg supports of hand step-less adjustment, including support component and moving assembly, the support component includes support plate, screw rod and worm gear, the support plate is fixedly mounted on the front of automobile seat cushion, the screw rod is longitudinally erected in the support plate, the worm gear is mounted on screw rod, the moving assembly includes movable plate, worm screw and handwheel, the movable plate is rack-mounted in the support plate by longitudinal sliding motion connection structure, the worm screw is laterally fixedly mounted on the movable plate, and it is meshed with the worm gear, the handwheel is fixedly mounted on the end of the worm screw, hand wheel rotating, worm gear moving axially forwardly or rearwardly along screw rod is driven by worm screw, synchronous drive movable plate longitudinally forward or is moved backward relative to support plate when worm screw is mobile, with realize the hand of leg support without Grade vertical adjustment.The leg support structure is simple, is capable of the extension of manually implemented leg support, step-less adjustment and self-locking.
Description
Technical field
The present invention provides a kind of automobile seat accessories, in particular to a kind of automotive seat leg support of hand step-less adjustment.
Background technique
In order to improve the riding comfort of occupant, seat design teacher needs to consider several factors in design, and to height
Higher passenger also needs thigh support when considering its seating, reduction leg fatigue, therefore some seat configurations leg support with full
Sufficient passenger experience demand adjusts leg support in passenger whenever necessary and carrys out leg-supporting.
The regulative mode of leg support on the market is mostly to have grade adjusting at present, easily occur when being adjusted Caton phenomenon and
Noise is formed, the smoothness of operation is influenced, reduces passenger comfort.
Structure is complicated for most of current footrest component, and components are more, and special locking machine is needed after the completion of adjusting
Structure guarantees that the position of leg support after adjusting does not alter shifting, otherwise will affect use.
Summary of the invention
The object of the present invention is to provide a kind of automotive seat leg supports of hand step-less adjustment, and the leg support structure is simple, energy
The extensions of enough manually implemented leg supports, step-less adjustment and self-locking.
Above-mentioned purpose of the invention is realized by following technical solution: a kind of automotive seats chair leg of hand step-less adjustment
Support, it is characterised in that: the leg support includes support component and moving assembly, the support component include support plate, screw rod and
Worm gear, the support plate are fixedly mounted on the front of automobile seat cushion, and the screw rod is longitudinally erected in the support plate, institute
It states worm gear to be mounted on screw rod, the moving assembly includes movable plate, worm screw and handwheel, and the movable plate passes through longitudinal sliding motion
Connection structure is rack-mounted in the support plate, and the worm screw is laterally fixedly mounted on the movable plate, and with the worm gear phase
Engagement, the handwheel are fixedly mounted on the end of the worm screw, hand wheel rotating, by worm screw drive worm gear along screw rod it is axial to
Preceding or move backward, synchronous drive movable plate longitudinally forward or is moved backward relative to support plate when worm screw is mobile, to realize
The stepless vertical adjustment of the hand of leg support, and worm and wheel is meshed so that leg support is also equipped with self-locking function, guarantee movement
Component is driven member always, prevents that worm screw is driven to rotate anyway.
Automotive seat leg support of the invention can be adjusted to corresponding extended position according to the needs of different height passengers, make
For thigh support, Caton and noise are avoided, improves rider comfort, after adjustment can be self-locking, and structure is simple.
In the present invention, the support plate is fixedly mounted on the front of automobile seat cushion by bolt and bolt and nut.
In the present invention, the both ends of the screw rod are fixed in the support plate by nut.
In the present invention, the screw rod is longitudinally erected on the front and back central axes of support plate.
In the present invention, the movable plate with the worm gear opposite position at be additionally provided with and accommodate the worm gear of the worm gear
Chamber.
In the present invention, the handwheel is fixedly mounted on the end of worm screw by fixed pin.
In the present invention, the longitudinal sliding motion connection structure include longitudinally disposed support plate sliding slot on the supporting plate and
The movable plate sliding rail being disposed longitudinally on movable plate, the movable plate sliding rail are correspondingly arranged with the support plate sliding slot, movable plate
Sliding rail is located in support plate sliding slot.
In the present invention, the movable plate sliding rail and support plate sliding slot are that structure is two sets identical, with the front and back of support plate
It is symmetrical arranged centered on central axes.
In the present invention, damping block is also embedded in the movable plate sliding rail, damping block is in contact with support plate sliding slot, to increase
The friction for adding movable plate relative support plate mobile, improves the stability of adjusting.
In the present invention, the damping block is rubber damping wheel, is embedded in that there are two rubber to hinder in each movable plate sliding rail
Buddhist nun's wheel.
Automotive seat leg support of the invention passes through worm screw, screw rod, the transmission of worm gear and support plate sliding slot, movable plate sliding rail
The extension of leg support, step-less adjustment and self-locking are realized in the effect of structure, and structure is simple.
Relative to its leg support of automotive seat at present on the market, the present invention can carry out the nothing of leg support according to different passenger demands
Grade is adjusted, and structure is simple, has self-locking function, can be applied to most automotive seats on the market.
Detailed description of the invention
The present invention is described in further details with reference to the accompanying drawings and detailed description.
Fig. 1 is the overall structure diagram of the automotive seat leg support of hand step-less adjustment of the present invention；
Fig. 2 is the decomposition texture schematic diagram of the automotive seat leg support of hand step-less adjustment of the present invention；
Fig. 3 is the structural schematic diagram of support component in the automotive seat leg support of hand step-less adjustment of the present invention；
Fig. 4 is the structural schematic diagram of moving assembly in the automotive seat leg support of hand step-less adjustment of the present invention.
In figure: A, support component；B, moving assembly；1, support plate；2, movable plate；3, handwheel；4, worm screw；5, damping block；
6, fixed pin；7, nut；8, screw rod；9, worm gear；10, bolt；11, bolt and nut；1a, support plate sliding slot；2a, movable plate are sliding
Rail；2b, worm gear chamber.
Specific embodiment
A kind of automotive seat leg support of hand step-less adjustment as shown in Figures 1 to 4, including it is fixed on automotive seats chair
Pad front is as the support component A supported and is mounted on the moving assembly B for being extended on support component A, being withdrawn.
Support component A includes support plate 1, screw rod 8 and worm gear 9, and support plate 1 is solid by four groups of bolts 10 and bolt and nut 11
Dingan County is mounted in the front of automobile seat cushion, and screw rod 8 is longitudinal to be erected on the front and back central axes of support plate 1, and the both ends of screw rod 8 are logical
It crosses nut 7 to be fixed in support plate 1, worm gear 9 is mounted on screw rod 8.
Moving assembly B includes movable plate 2, worm screw 4 and handwheel 3, and movable plate 2 is being propped up by the way that longitudinal sliding motion connection structure is rack-mounted
On fagging 1, worm screw 4 is laterally fixedly mounted on movable plate 2, and is meshed with worm gear 9, and movable plate 2 is in position corresponding with worm gear 9
The place of setting is additionally provided with the worm gear chamber 2b of accommodating worm gear 9, and handwheel 3 is fixedly mounted on the end of worm screw 4 by fixed pin 6.
Handwheel 3 rotates, and drives the moving axially forwardly or rearwardly along screw rod 8 of worm gear 9 by worm screw 4, worm screw 4 is same when mobile
Step drives movable plate 2 longitudinally forward or to move backward relative to support plate 1, the stepless longitudinal tune of the hand to realize leg support
Section, and worm screw 4 is meshed with worm gear 9 so that leg support is also equipped with self-locking function, and guarantee moving assembly is driven member always, is prevented
Worm screw is driven to rotate anyway.Longitudinal direction in the application is the direction parallel with the axial direction of screw rod 8, laterally i.e. perpendicular with longitudinal direction
Direction.
In the present embodiment, longitudinal sliding motion connection structure include the support plate sliding slot 1a being disposed longitudinally in support plate 1 and
The movable plate sliding rail 2a being disposed longitudinally on movable plate 2, movable plate sliding rail 2a are correspondingly arranged with support plate sliding slot 1a, and movable plate is sliding
Rail 2a is located in support plate sliding slot 1a.Moving assembly B can be moved forward and backward along the direction of support plate sliding slot 1a with respect to support component A.
Movable plate sliding rail 2a and support plate sliding slot 1a is that structure is two sets identical, during the front and back central axes with support plate 1 are
The heart is symmetrical arranged, and support plate sliding slot 1a is arranged in parallel with screw rod 8.Damping block 5, damping block 5 are also embedded in movable plate sliding rail 2a
It is in contact with support plate sliding slot 1a, to increase the mobile friction of 2 relative support plate 1 of movable plate, improves the stability of adjusting.Damping
Block 5 is rubber damping wheel, is embedded in that there are two rubber damping wheels in each movable plate sliding rail 2a.
Leg support of the present invention extends the working principle adjusted and the course of work is as follows:
When carrying out leg support extension adjusting, handwheel 3 is rotated forward, worm screw 4 rotates with handwheel 3, drive of the worm gear 9 in worm screw 4
Dynamic lower rotation, and moved forward along 8 axis direction of screw rod, it is acted in the sliding of support plate sliding slot 1a, movable plate sliding rail 2a structure
Lower moving assembly B, along the length direction forward slip of support plate sliding slot 1a, adjusts required position when being moved to respect to support component A
When setting, stop operating handwheel 3, and worm gear 9 stops operating and do not move further along, and leg support is immediately self-locking, and moving assembly B is no longer opposite
Support component A is moved forward, and leg support extends to adjust and complete at this time.
After the completion of leg support use, after occupant leaves automotive seat, the withdrawal for needing to carry out leg support is adjusted.Carry out leg support receipts
When readjustment section, handwheel 3 is rotated backward, worm screw 4 rotates backward with handwheel 3, and worm gear 9 reversely rotates under the driving of worm screw 4, and
It is moved backward along 8 axis direction of screw rod, the moving assembly B under the sliding effect of support plate sliding slot 1a, movable plate sliding rail 2a structure
Opposite support component A is slided backward along the length direction of support plate sliding slot 1a, and when being retracted to initial position, stop operating handwheel
3, worm gear 9 stops operating and no longer moves backward, and leg support is immediately self-locking, and moving assembly B is no longer moved back with respect to support component A
Dynamic, leg support withdraws to adjust and complete at this time.
The above embodiment of the present invention is not limiting the scope of the present invention, and embodiments of the present invention are not limited to
This, all this kind above content according to the present invention is not departing from this according to the ordinary technical knowledge and customary means of this field
Modification, replacement or change under the premise of inventing above-mentioned basic fundamental thought, to other diversified forms that above structure of the present invention is made
More, it should all fall within the scope and spirit of the invention.
Claims (10)
1. a kind of automotive seat leg support of hand step-less adjustment, it is characterised in that: the leg support includes support component and movement
Component, the support component includes support plate, screw rod and worm gear, before the support plate is fixedly mounted on automobile seat cushion
Portion, the screw rod are longitudinally erected in the support plate, and the worm gear is mounted on screw rod, and the moving assembly includes movement
Plate, worm screw and handwheel, the movable plate is rack-mounted in the support plate by longitudinal sliding motion connection structure, and the worm screw is laterally solid
Dingan County is mounted in the movable plate, and is meshed with the worm gear, and the handwheel is fixedly mounted on the end of the worm screw, handwheel
Rotation drives worm gear moving axially forwardly or rearwardly along screw rod by worm screw, and synchronous drive movable plate is opposite when worm screw is mobile
It longitudinally forward or is moved backward, the stepless vertical adjustment of the hand to realize leg support in support plate, and worm and wheel phase
So that leg support is also equipped with self-locking function, guarantee moving assembly is driven member always, prevents that worm screw is driven to rotate anyway for engagement.
2. the automotive seat leg support of hand step-less adjustment according to claim 1, it is characterised in that: the support plate is logical
It crosses bolt and bolt and nut is fixedly mounted on the front of automobile seat cushion.
3. the automotive seat leg support of hand step-less adjustment according to claim 1, it is characterised in that: the two of the screw rod
End is fixed in the support plate by nut.
4. the automotive seat leg support of hand step-less adjustment according to claim 1, it is characterised in that: the screw rod is longitudinal
It is erected on the front and back central axes of support plate.
5. the automotive seat leg support of hand step-less adjustment according to claim 1, it is characterised in that: the movable plate exists
With the worm gear chamber for accommodating the worm gear is additionally provided at the worm gear opposite position.
6. the automotive seat leg support of hand step-less adjustment according to claim 1, it is characterised in that: the handwheel passes through
Fixed pin is fixedly mounted on the end of worm screw.
7. the automotive seat leg support of hand step-less adjustment according to any one of claims 1 to 6, it is characterised in that: institute
The longitudinal sliding motion connection structure stated includes longitudinally disposed support plate sliding slot on the supporting plate and is disposed longitudinally on movable plate
Movable plate sliding rail, the movable plate sliding rail is correspondingly arranged with the support plate sliding slot, and movable plate sliding rail is located at support plate sliding slot
It is interior.
8. the automotive seat leg support of hand step-less adjustment according to claim 7, it is characterised in that: the movable plate
Sliding rail and support plate sliding slot are that structure is two sets identical, are symmetrical arranged centered on the front and back central axes of support plate.
9. the automotive seat leg support of hand step-less adjustment according to claim 7, it is characterised in that: the movable plate is sliding
Damping block is also embedded in rail, damping block is in contact with support plate sliding slot, to increase the mobile friction of movable plate relative support plate,
Improve the stability adjusted.
10. the automotive seat leg support of hand step-less adjustment according to claim 9, it is characterised in that: the damping is
Rubber damping wheel, is embedded in that there are two rubber damping wheels in each movable plate sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418026.2A CN109455129A (en) | 2018-11-26 | 2018-11-26 | A kind of automotive seat leg support of hand step-less adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418026.2A CN109455129A (en) | 2018-11-26 | 2018-11-26 | A kind of automotive seat leg support of hand step-less adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109455129A true CN109455129A (en) | 2019-03-12 |
Family
ID=65611644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811418026.2A Pending CN109455129A (en) | 2018-11-26 | 2018-11-26 | A kind of automotive seat leg support of hand step-less adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109455129A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072356A (en) * | 2019-04-22 | 2019-07-30 | 彭小玲 | A kind of communication cabinet of fast assembling-disassembling |
-
2018
- 2018-11-26 CN CN201811418026.2A patent/CN109455129A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110072356A (en) * | 2019-04-22 | 2019-07-30 | 彭小玲 | A kind of communication cabinet of fast assembling-disassembling |
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