CN109334520A - A kind of torsion bar regulating mechanism for automotive seat - Google Patents
A kind of torsion bar regulating mechanism for automotive seat Download PDFInfo
- Publication number
- CN109334520A CN109334520A CN201811182804.2A CN201811182804A CN109334520A CN 109334520 A CN109334520 A CN 109334520A CN 201811182804 A CN201811182804 A CN 201811182804A CN 109334520 A CN109334520 A CN 109334520A
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- China
- Prior art keywords
- linkage section
- section
- torsion bar
- straight line
- rod segment
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 21
- 238000005452 bending Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000001739 rebound effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
Abstract
The invention discloses a kind of torsion bar regulating mechanisms for automotive seat, including skeleton, lower frame plate, torsion bar and side assemble；Skeleton two sides are respectively connected with side assemble, and undercarriage board ends are individually fixed in two side assembles；There is fixed slot, side assemble is equipped with fixed hole, is additionally provided with locating part on side assemble on lower frame plate；Torsion bar includes the first linkage section, the first positioning section, straight line rod segment, the second linkage section, the second positioning section；Straight line rod segment is arranged in parallel with lower frame plate, and the first end of straight line rod segment is extended with the first linkage section backward, and the first positioning section pole face abuts lower frame plate, and first positioning section one end inserts in fixed slot, and the other end is connect with the first linkage section；The second end of straight line rod segment is extended with the second linkage section, and the second linkage section passes through fixed hole, and extends the second positioning section backward, and the end of the second positioning section is set on rear side of locating part；Torsion bar regulating mechanism rebound effect is good, and light weight occupies little space, at low cost.
Description
Technical field
The present invention relates to the technical field of the seat more particularly to a kind of torsion bar regulating mechanisms for automotive seat.
Background technique
Currently, automotive seat, especially front-row seats, backrest inclination angle is generally adjustable, with facilitate driver or
The suitable backrest of other passengers adjustment is consulted, and keeps suitable comfortable sitting posture, for driver, backrest is adjustable
Help to relieve fatigue driving；And in the prior art, chair back regulating device is by being mounted on backrest frames side
Release lever controls the adjusting and locking of backrest, and backrest is usually equipped with core members and resetting apparatus, core members be by
Back provides unlock and lock function, and resetting apparatus is to travel forward and provide power after backrest unlock, backward movement provide damping with
Operator is set to obtain suitable operating experience.
In current automotive seat, the mechanism for providing reset force is generally scroll spring mechanism；But using whirlpool
When coil spring is as the mechanism for providing reset force, biggish assembly space is generally required, and need higher manufacturing cost, and its
It cannot ensure that automotive seats backrest is sprung back in place completely.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide one kind can be by motor vehicle seat back assembly
The torsion bar regulating mechanism for automotive seat of rebound in place.
The purpose of the present invention adopts the following technical scheme that realization:
A kind of torsion bar regulating mechanism for automotive seat, including skeleton, lower frame plate, torsion bar and side assemble；The bone
Frame two sides are respectively connected with the side assemble, and the undercarriage board ends are individually fixed in two side assembles；The undercarriage
There is fixed slot, the side assemble is equipped with fixed hole, is additionally provided with locating part on the side assemble on plate；
The torsion bar includes the first linkage section, the first positioning section, straight line rod segment, the second linkage section, the second positioning section；It is described
Straight line rod segment is arranged in parallel with the lower frame plate, and the first end of the straight line rod segment is extended with first linkage section, institute backward
State the first positioning section pole face and abut the lower frame plate, first positioning section one end inserts in the fixed slot, the other end with
The first linkage section connection；The second end of the straight line rod segment is extended with second linkage section, and second linkage section is worn
The fixed hole is crossed, and extends second positioning section backward, after the end of second positioning section is set to the locating part
Side；
The fixed slot is located on front side of the lower frame plate, and the locating part is located on rear side of the lower frame plate.
Further, the fixed slot is cylinder shape groove, and the slot is opening down, first positioning section end
It is inserted into the fixed slot；The periphery bar wall of first positioning section is abutted with the fixed slot inner wall.
Further, the torsion bar includes several bending parts, the first end of first linkage section and the straight line rod segment
It is connected by the bending part, the extended line of the first linkage section axis intersects shape with the extension line of the straight line rod segment axis
At right angle.
Further, first positioning section is connect with first linkage section by the bending part, and described first is fixed
The extended line of position section and the extended line of first linkage section are crossed to form obtuse angle.
Further, second linkage section includes vertical linkage section and horizontal connection section, the vertical linkage section both ends
It is connect respectively by the bending part with the second end of the straight line rod segment, the horizontal connection section；
The horizontal connection section is arranged in parallel with the straight line rod segment.
Further, the vertical linkage section with the straight line pole second end toward top rake from extending.
Further, second linkage section further includes inclination linkage section, and the inclination linkage section passes through the bending part
It is connected to the one end of the horizontal connection section far from the vertical linkage section；The inclination linkage section extends toward rear-inclined；
Second positioning section is connected to the other end of the inclination linkage section by the bending part.
Further, in the vertical direction, first linkage section is up extended by the straight line rod segment, and the inclination connects
Section is connect up to be extended by the horizontal connection section.
Compared with prior art, the beneficial effects of the present invention are:
(1) energy that unit mass is store is high, can reduce the quality of automotive seat, can also save material；
It (2), can be with by the setting of special construction, and by the cooperation of the torsion bar and motor vehicle seat back other component
So that backrest rebound is in place；
(3) production cost is effectively reduced.
Detailed description of the invention
Fig. 1 is the overall structure diagram of torsion bar regulating mechanism of the invention；
Fig. 2 is the structural decomposition diagram of torsion bar regulating mechanism of the invention；
Fig. 3 is the structural schematic diagram of the torsion bar of torsion bar regulating mechanism of the invention.
In figure: 10, skeleton；20, side assemble；201, fixed hole；202, locating part；21, first side plate；22,
One connecting plate；23, second side plate；24, the second connecting plate；30, lower frame plate；31, fixed slot；40, torsion bar；41, first connects
Connect section；42, the first positioning section；43, straight line rod segment；44, the second linkage section；441, vertical linkage section；442, linkage section is tilted；
45, the second positioning section.
Specific embodiment
As shown in Figure 1-3, a kind of torsion bar regulating mechanism for automotive seat, including skeleton 10, lower frame plate 30, torsion bar 40
With side assemble 20；10 two sides of skeleton are respectively connected with side assemble 20, and frame plate both ends are individually fixed in two side assembles 20；Under
There is fixed slot 31, side assemble 20 is equipped with fixed hole 201, is additionally provided with locating part on side assemble 20 on frame plate 30
202；Torsion bar 40 includes the first linkage section 41, the first positioning section 42, straight line rod segment 43, the second linkage section 44, the second positioning section 45；
Straight line rod segment 43 is arranged in parallel with lower frame plate 30, and the first end of straight line rod segment 43 is extended with the first linkage section 41 backward, and first is fixed
Position 42 pole face of section abuts lower frame plate 30, and 42 one end of the first positioning section inserts in fixed slot 31, the other end and the first linkage section 41
Connection；The second end of straight line rod segment 43 is extended with the second linkage section 44, and the second linkage section 44 passes through fixed hole 201, and backward
Extend the second positioning section 45, the end of the second positioning section 45 is set to 202 rear side of locating part, before fixed slot 31 is located at lower frame plate 30
Side, locating part 202 are located at lower 30 rear side of frame plate.Wherein, locating part 202 can be limited block, gag lever post etc..
Specifically, side assemble 20 respectively includes first side component 20 and second side component 20, first side component
20 include first side plate 21, the first connecting plate 22 and the first angle adjustor, and second side component 20 includes second side plate 23, the
Two connecting plates 24 and the second angle adjustor, the first connecting plate 22, the second connecting plate 24 are individually fixed in first side plate 21 and second
Side panel 23, the first angle adjustor, the second angle adjustor are individually fixed in the first connecting plate 22 and the second connecting plate 24,30 liang of lower frame plate
End is individually fixed in first side plate 21 and second side plate 23, and skeleton 10 is inverted U skeleton 10,10 side frames bone of skeleton difference
It is fixedly connected with first side plate 21, second side plate 23, fixed hole 201 is set to first side plate 21 and/or second side
Plate 23 is also connected with aligning axis between two angle adjustors, and by the cooperation of angle adjustor and aligning axis, unlock and locking may be implemented
Function, seat adjust the angle when, by angle modulation hand handle control angle adjustor be unlocked, user forces in backrest, makes
40 bending of torsion bar deformation, savings resets energy, when backrest is adjusted to proper angle, is locked by controlling angle adjustor
Only, when needing backrest springing back reset, by control angle adjustor unlock, backrest is returned using the reset force of torsion bar 40
Spring-go position.Wherein, the cooperation of two angle adjustors and angle modulation axis is the prior art to realize the structure of locking or unlocking function, this
It does not repeat.Wherein, the first connecting plate 22 and the second connecting plate 24 are also used to for backrest connecting with cushion.
Specifically, 40 regulating mechanism of torsion bar is abutted by the pole face of 40 first positioning section 42 of torsion bar with lower frame plate 30, can
So that 40 first positioning section 42 of torsion bar, can be effectively by twisting resistance product by pushing lower frame plate 30 when backrest is pressurized
Storing is interior energy, and by the way that two ends of torsion bar 40 are separately positioned on lower 30 front side of frame plate and rear side, can effectively be transmitted
The twisting resistance that backrest verts, to put aside energy, so as to effectively restore backrest rebound to original position；And under
Fixed slot 31 is set on frame plate 30, can effectively limit the relative displacement in 42 former and later two directions of the first positioning section, is guaranteed
The stability that torsion bar 40 works, effective accumulation of energy are conducive to backrest recoiling to original position.
Preferably, in order to improve the stable connection of torsion bar 40 Yu lower frame plate 30, effective transmission force, fixed slot 31 is circle
Cylindrical groove, slot is opening down, and fixed slot 31 is inserted into 42 end of the first positioning section；The periphery bar wall of first positioning section 42 with
31 inner wall of fixed slot abuts.
Preferably due to the pressure perpendicular to backrest usually is generated to backrest when people sits leans back on the seat,
In order to which this pressure is effectively switched to twisting resistance to put aside restoring force, torsion bar 40 includes several bending parts, the first linkage section 41
It is connect with the first end of straight line rod segment 43 by bending part, extended line and 43 axis of straight line rod segment of 41 axis of the first linkage section
Extension line is crossed to form right angle, i.e. the first linkage section 41 is parallel to side panel setting, so when unlocked, the first linkage section 41
Be conducive to provide the restoring force of rebound in place directly to backrest, can effectively make backrest rebound in place.
Preferably, in order to which effectively by torsion savings restoring force, the first positioning section 42 and the first linkage section 41 pass through bending
The extended line of portion's connection, the extended line of the first positioning section 42 and the first linkage section 41 is crossed to form obtuse angle.
Preferably, in order to make the second positioning section 45 be located at lower 30 rear side of frame plate, to cooperate the first positioning section 42,
When torsion, preferably savings restoring force, the second linkage section 44 include vertical linkage section 441 and horizontal connection section, vertical linkage section
441 both ends pass through bending part respectively and connect with the second end of straight line rod segment 43, horizontal connection section, and vertical linkage section 441 is relatively straight
Line bar section 43 is extended down；Horizontal connection section is arranged in parallel with straight line rod segment 43, and horizontal connection section passes through the fixed hole
201。
Preferably, vertical linkage section 441 with straight line pole second end toward top rake from extending.
Preferably, in order to which effectively by torsion savings restoring force, the second linkage section 44 further includes inclination linkage section 442, incline
Oblique linkage section 442 is connected to the one end of horizontal connection section far from vertical linkage section 441 by bending part；It is past to tilt linkage section 442
Rear-inclined extends；Second positioning section 45 is connected to the other end of inclination linkage section 442 by bending part.
Preferably, in order to which effectively by torsion savings restoring force, in the vertical direction, the first linkage section 41 is by straight line rod segment
43 up extend, and inclination linkage section 442 is up extended by horizontal connection section.
Preferably, which is that the 55CrSi round steel of 4.5~6.5mm is formed by bending.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (8)
1. a kind of torsion bar regulating mechanism for automotive seat, it is characterised in that:
Including skeleton, lower frame plate, torsion bar and side assemble；The skeleton two sides are respectively connected with the side assemble, the undercarriage
Board ends are individually fixed in two side assembles；There is fixed slot, the side assemble is equipped on the lower frame plate
Fixed hole is additionally provided with locating part on the side assemble；
The torsion bar includes the first linkage section, the first positioning section, straight line rod segment, the second linkage section, the second positioning section；The straight line
Rod segment is arranged in parallel with the lower frame plate, and the first end of the straight line rod segment is extended with first linkage section backward, and described
One positioning section pole face abuts the lower frame plate, and first positioning section one end inserts in the fixed slot, the other end with it is described
The connection of first linkage section；The second end of the straight line rod segment is extended with second linkage section, and second linkage section passes through institute
Fixed hole is stated, and extends second positioning section backward, the end of second positioning section is set on rear side of the locating part；
The fixed slot is located on front side of the lower frame plate, and the locating part is located on rear side of the lower frame plate.
2. being used for the torsion bar regulating mechanism of automotive seat as described in claim 1, it is characterised in that:
The fixed slot is cylinder shape groove, and the slot is opening down, and the fixation is inserted into first positioning section end
Slot；The periphery bar wall of first positioning section is abutted with the fixed slot inner wall.
3. being used for the torsion bar regulating mechanism of automotive seat as claimed in claim 2, it is characterised in that:
The torsion bar includes several bending parts, and the first end of first linkage section and the straight line rod segment passes through the bending part
The extension line of connection, the extended line of the first linkage section axis and the straight line rod segment axis is crossed to form right angle.
4. being used for the torsion bar regulating mechanism of automotive seat as claimed in claim 3, it is characterised in that:
First positioning section is connect with first linkage section by the bending part, the extended line of first positioning section with
The extended line of first linkage section is crossed to form obtuse angle.
5. the torsion bar regulating mechanism for automotive seat as described in claim 3 or 4, it is characterised in that:
Second linkage section includes vertical linkage section and horizontal connection section, and the vertical linkage section both ends pass through the folding respectively
Turn of bilge is connect with the second end of the straight line rod segment, the horizontal connection section；
The horizontal connection section is arranged in parallel with the straight line rod segment.
6. being used for the torsion bar regulating mechanism of automotive seat as claimed in claim 5, it is characterised in that:
The vertical linkage section with the straight line pole second end toward top rake from extending.
7. being used for the torsion bar regulating mechanism of automotive seat as claimed in claim 6, it is characterised in that:
Second linkage section further includes inclination linkage section, and the inclination linkage section is connected to the level by the bending part
The one end of linkage section far from the vertical linkage section；The inclination linkage section extends toward rear-inclined；
Second positioning section is connected to the other end of the inclination linkage section by the bending part.
8. being used for the torsion bar regulating mechanism of automotive seat as claimed in claim 7, it is characterised in that:
In the vertical direction, first linkage section is up extended by the straight line rod segment, and the inclination linkage section is by the water
Flushconnection section up extends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182804.2A CN109334520A (en) | 2018-10-11 | 2018-10-11 | A kind of torsion bar regulating mechanism for automotive seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182804.2A CN109334520A (en) | 2018-10-11 | 2018-10-11 | A kind of torsion bar regulating mechanism for automotive seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109334520A true CN109334520A (en) | 2019-02-15 |
Family
ID=65309288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811182804.2A Pending CN109334520A (en) | 2018-10-11 | 2018-10-11 | A kind of torsion bar regulating mechanism for automotive seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109334520A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2800681A1 (en) * | 1999-11-10 | 2001-05-11 | Faure Bertrand Equipements Sa | Vehicle seat has a torsion bar fitted between the seat fixed frame and the frame of the seat back, which is driven by the torsion bar in rotation around a horizontal transverse axis |
| CN101087705A (en) * | 2004-12-24 | 2007-12-12 | 东京座椅技术股份公司 | Automobile seat |
| FR2954734A1 (en) * | 2009-12-29 | 2011-07-01 | Faurecia Sieges Automobile | Seat for motor vehicle, has torsion rod comprising end portions respectively cooperating with backrest frame and base frame, where rod defines abutment cooperating with backrest frame for limiting movement of backrest |
| CN203666430U (en) * | 2013-11-22 | 2014-06-25 | 上海延锋江森座椅有限公司 | Double-torsion- rod-spring adjusting mechanism for automobile seat |
| CN107640069A (en) * | 2016-07-20 | 2018-01-30 | 福特全球技术公司 | The Single spring of manual Inclination maneuver |
| CN207106271U (en) * | 2017-08-16 | 2018-03-16 | 吉利汽车研究院（宁波）有限公司 | A kind of automotive seat |
| CN209290221U (en) * | 2018-10-11 | 2019-08-23 | 广州广汽优利得汽车内饰系统研发有限公司 | A kind of torsion bar regulating mechanism for automotive seat |
-
2018
- 2018-10-11 CN CN201811182804.2A patent/CN109334520A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2800681A1 (en) * | 1999-11-10 | 2001-05-11 | Faure Bertrand Equipements Sa | Vehicle seat has a torsion bar fitted between the seat fixed frame and the frame of the seat back, which is driven by the torsion bar in rotation around a horizontal transverse axis |
| CN101087705A (en) * | 2004-12-24 | 2007-12-12 | 东京座椅技术股份公司 | Automobile seat |
| FR2954734A1 (en) * | 2009-12-29 | 2011-07-01 | Faurecia Sieges Automobile | Seat for motor vehicle, has torsion rod comprising end portions respectively cooperating with backrest frame and base frame, where rod defines abutment cooperating with backrest frame for limiting movement of backrest |
| CN203666430U (en) * | 2013-11-22 | 2014-06-25 | 上海延锋江森座椅有限公司 | Double-torsion- rod-spring adjusting mechanism for automobile seat |
| CN107640069A (en) * | 2016-07-20 | 2018-01-30 | 福特全球技术公司 | The Single spring of manual Inclination maneuver |
| CN207106271U (en) * | 2017-08-16 | 2018-03-16 | 吉利汽车研究院（宁波）有限公司 | A kind of automotive seat |
| CN209290221U (en) * | 2018-10-11 | 2019-08-23 | 广州广汽优利得汽车内饰系统研发有限公司 | A kind of torsion bar regulating mechanism for automotive seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231206 Address after: No. 30, Jinhe 2nd Road, Hualong Town, Panyu District, Guangzhou City, Guangdong Province, 510000 Applicant after: GUANGZHOU WISEAT AUTO PARTS CO.,LTD. Address before: No. 9 Longxiu Road, Hualong Town, Panyu District, Guangzhou City, Guangdong Province, 511400 Applicant before: GUANGZHOU GAC-ULLITEC AUTO INTERIORS R&D CO.,LTD. |
|
| TA01 | Transfer of patent application right |