CN105984421A - Vehicular seat device - Google Patents
Vehicular seat device Download PDFInfo
- Publication number
- CN105984421A CN105984421A CN201610037748.8A CN201610037748A CN105984421A CN 105984421 A CN105984421 A CN 105984421A CN 201610037748 A CN201610037748 A CN 201610037748A CN 105984421 A CN105984421 A CN 105984421A
- Authority
- CN
- China
- Prior art keywords
- bracelet
- seat
- chair back
- arm
- underbody
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/26—Anchoring devices secured to the seat
Abstract
The present invention provides a vehicular seat device capable of storing a buckle on a vehicle body floor in a low attitude during a sinking operation of a seat cushion without complicating the structure or increasing the number of parts. A buckle (20) is tiltably attached to a vehicle body floor (F) and applied with a force in an upright direction by a force application mechanism. A seat back (3) is supported to the vehicle body so as to be able to tilt forward around a first support shaft (14). A second support shaft (15) is provided at a position separated from the first support shaft (14) on the seat back (3). A seat cushion (2) is provided with a connecting arm (16) rotatably connected to the second support shaft (15). The connecting arm (16) is provided with an extending surface (23) as a pushing portion which abuts on the buckle (20) when the seat back (3) is sinking and pushes down the buckle (20) in the vehicle body floor direction.
Description
Technical field
The present invention relates to the Vehicular seat device of a kind of sinking action that can carry out seat support.
Background technology
As Vehicular seat device, it is known to a kind of have the structure that the chair back can swing to front side
Vehicular seat device (for example, referring to patent document 1).
The structure of the seat unit described in patent document 1 is, at the underbody of seat side
On in the way of the pendulum that can incline, be provided with the bracelet of seat belt apparatus, swing to front side at the chair back
When, the backboard being located on the chair back makes bracelet swing to lower section.In addition, at the sidepiece lower limb of the chair back
Being provided with notch part, the bracelet that this notch part is located on underbody for configuration, at this breach
The back side in portion is configured with backboard.
According to this seat unit, when usual use seat, bracelet is erect upward, can
The ribbon engaging making seat belt apparatus thereon or disengages from it, when the chair back swings to front,
Bracelet is pressed downward against and is housed on underbody with relatively low form by backboard.
Patent document 1: flat No. 3-121951 of Japanese invention Patent Publication No
Content of the invention
In recent years, develop a kind of seat support and the chair back swing to front side action linkage and downwards
The Vehicular seat device sinking.In this seat unit, preferably when the chair back swings to front side,
The bracelet being located on the underbody of seat side can be to be housed in underbody compared with low form
On.
But, if seat unit as described in Patent Document 1 is such, under the sidepiece of the chair back
Edge arranges notch part, and installs the backboard for depressing bracelet at the back of the chair back, then not only
The structure that can make the chair back becomes complicated, and amount of parts can be made to increase.Therefore, easily become
The reason that for causing product cost to raise.
In view of the above problems, it is proposed that the present invention, it is an object of the invention to, provide one not
Can cause structure complicate and amount of parts increase and can be when seat support carries out sinking action
The Vehicular seat device making bracelet to be housed on underbody compared with low form.
The present invention relates to a kind of Vehicular seat device, it has: the chair back (for example, embodiment
In the chair back 3), it is with can be with the 1st fulcrum (for example, the 1st fulcrum in embodiment
14) mode put of inclining centered on is bearing on vehicle body；Seat support (for example, the chair in embodiment
Seat 2), it is swung to the action linkage of front side with the chair back and sinks downwards；And bracelet (example
Such as the bracelet 20 in embodiment), on the underbody of its side being arranged on seat support, energy
Enough ribbons with seat belt apparatus can engage thereon or from it releasably with safety
The ribbon engaging of belting, bracelet is arranged on underbody in the way of the pendulum that can incline, and quilt
Force application mechanism (for example, the torque spring 22 in embodiment) exerts a force to erectting direction.At chair
Seat is provided with linking arm (for example, the linking arm 16 in embodiment), and this linking arm is with can
The mode rotating is connected to the 2nd fulcrum (for example, the 2nd fulcrum 15 in embodiment), should
2nd fulcrum is separated with the 1st fulcrum on the chair back, is provided with pressing down section on the connecting arm (for example,
Extended surface 23 in embodiment), this pressing down section is connected to band when the chair back carries out sinking action
Button, is pressed downward against this bracelet to underbody side.
According to this structure, when the chair back swings to front centered on the 1st fulcrum, linking arm is with
Rotate centered on 2 fulcrums, be just subjected to displacement downwardly together with the chair back simultaneously.Thus, seat support to
Lower section sinks, and now, the pressing down section of linking arm overcomes the active force of force application mechanism to underbody
Pressure zone button under direction.
In the above-mentioned present invention, metal arm main part (for example, the embodiment party of linking arm
Arm main part 17 in formula) by resinous arm cover (for example, the arm cover 18 in embodiment)
Covering, pressing down section is located on arm cover and can abut with the resin portion of bracelet.
Use this structure, by under pressing down section during pressure zone button, the resin of resinous arm cover and bracelet
Part abuts, it is thus possible to prevents abutment from mutually damaging, and can suppress abnormal noise
Generation.
According to the present invention, being provided with pressing down section on the connecting arm, this pressing down section sinks at seat support
It is connected to bracelet during action, make this bracelet swing to underbody direction, therefore, be not result in knot
Structure complicates and amount of parts increases, and bracelet can be made with relatively when seat support carries out sinking action
Low form is housed on underbody.
Brief description
Fig. 1 is the stereogram of the seat unit illustrating an embodiment of the invention.
Fig. 2 is the solid in the skeleton portion of the seat unit illustrating an embodiment of the invention
Figure.
Fig. 3 is that the side in the skeleton portion of the seat unit illustrating an embodiment of the invention shows
It is intended to.
Fig. 4 is the solid in the skeleton portion of the seat unit illustrating an embodiment of the invention
Figure.
Fig. 5 is that the side in the skeleton portion of the seat unit illustrating an embodiment of the invention shows
It is intended to.
Fig. 6 is that the amplification of the major part of the seat unit of an embodiment of the invention is three-dimensional
Figure.
Fig. 7 is that the amplification of the major part of the seat unit of an embodiment of the invention is three-dimensional
Figure.
[description of reference numerals]
2: seat support；3: the chair back；14: the 1 fulcrums；15: the 2 fulcrums；16: linking arm；
17: arm main part；18: arm cover；20: bracelet；22: torque spring (force application mechanism)；
23: extended surface (pressing down section)；F: base plate.
Detailed description of the invention
Below, referring to the drawings, an embodiment of the invention is illustrated.In addition,
In description below, as long as no particularly pointing out, " front and back " and " up and down " refers both to vehicle
On the basis of " front and back " and " up and down ".In addition, arrow FR refers to the front side of vehicle in figure,
Arrow UP refers to the top of vehicle, and arrow LH refers to the left side side of vehicle.
Fig. 1 is the figure of 3 seateds 1 observing vehicle rear side from right front portion upper side.Fig. 2 is
Observe the bone of the seat unit 1R on the right side of 3 seateds 1 shown in Fig. 1 from left front portion upper side
The figure in frame portion.In addition, the side that Fig. 3 is the skeleton portion of the seat unit 1R illustrating right side shows
It is intended to.
Seat unit 1R has: seat support 2, the buttocks of its supporting passenger；The chair back 3, it is with energy
Enough modes rotating are connected to the rearward end of seat support 2, the waist of supporting passenger and chest (back)；
And headrest 4, it is arranged on the top of the chair back 3, the head of supporting passenger and neck.3 even
The seat unit 1C of central authorities of the seat 1 and seat unit 1L in left side also has same basic knot
Structure.Below, with the seat unit 1R on right side as representative, detailed construction is illustrated.
As shown in Figure 2 and Figure 3, the rear portion side at underbody F is provided with relative to backplate surface
5 crossbeams 6 in step-like protuberance upward.The upper surface of crossbeam 6 is provided with to top
The prominent pair of right and left rear portion side fixed component 7 of front side bending, in this rear portion side fixed component
The lower end of 7 seat back frames 13 being rotatably connected with the chair back 3.Seat back frame
13 (chair back 3) are supported in the mode of the pendulum that can incline centered on the 1st fulcrum 14, and this is the years old
1 fulcrum 14 is kept by rear portion side fixed component 7.Additionally, as long as no particularly pointing out, with regard to
It is upper and lower that " up and down " of the chair back 3 refers both to when the chair back 3 is in vertical-position.
It in the position of the 1st fulcrum 14 side by the top than seat back frame 13, is provided with the 2nd fulcrum
After 15, the 2nd fulcrum 15 rotatably connects the chair base frame 12 of seat support 2
Portion.
In the toe lateral of underbody F, a pair toe lateral fixed component 8 is installed.Seat support frame
The leading section of frame 12 by connection member 9 rotatably with this front portion fixed component 8
Connect.The front portion of chair base frame 12 erect as shown in Figure 3 by connection member 9 and on
It is raised to specified altitude, and declined by the swinging to front of connection member 9.
Fig. 4 is seat unit when upper side observation seat back frame 13 in left front portion swings to front
The figure in the skeleton portion of 1R.Seat unit 1R when Fig. 5 is to illustrate that seat back frame 13 swings to front
The side schematic view in skeleton portion.
The side frame portion 12a of the left and right on the seat width direction of chair base frame 12 each after
Portion, is provided with in the way of linking into an integrated entity with seat frame 12 and is connected wall 16.Linking arm 16
Posteriorly upper side bending extends, and its elongated end is rotatably connected to seat back frame
2nd fulcrum 15 of 13.The metal system being directly connected in side frame portion 12a of linking arm 16
The outside of arm main part 17, covered by resinous arm cover 18.As shown in Figure 2 and Figure 3,
The rear portion of chair base frame 12 rises to specified altitude when seat back frame 13 is in upright state,
As shown in Figure 4, Figure 5, the rear portion of chair base frame 12 is when seat back frame 13 swings to front,
As the movement of the 2nd fulcrum 15 anteriorly lower section declines.
Therefore, when the chair back 3 is in vertical-position, as shown in Figure 2 and Figure 3, by by chair
Carry on the back 3 rearward end promoting seat support 2 by linking arm 16 upward, and, pass through front end
The setting of the connection member 9 in portion, makes seat support 2 be maintained at the specified altitude that can take a seat.In addition,
When the chair back 3 swings to front, as shown in Figure 4, Figure 5, by by the chair back 3 by linking arm
16 make the rearward end of seat support 2 decline, and, by falling down of the connection member 9 of leading section,
Seat support 2 is made to drop to the position near base surface 5.
In addition, the side of the arm-chair seat 2 on underbody F is provided with bracelet 20, this band
Button 20 can make ribbon (tongue) engaging of seat belt apparatus thereon or disengage from it.
Fig. 6, Fig. 7 are the enlarged drawing of the setting unit of the bracelet 20 of Fig. 2, Fig. 4 respectively.
As shown in these figures, underbody F is provided with the fixed component 21 of supporting bracelet.
Bracelet 20 have by resin cover lid buckle main body portion 20a and with buckle main body portion 20a
Metal bracelet supporting member 20b linking into an integrated entity.The end of bracelet supporting member 20b
It is rotatably bearing in fixed component 21.Support in fixed component 21 and bracelet
Having clamped torque spring 22 between component 20b, this torque spring 22 supports fastener 20b to bracelet
Exert a force to the direction being allowed to tilt setting towards anterior upper side.In the present embodiment, torsion bullet
Spring 22 constitutes force application mechanism.
Here, on the linking arm 16 of the side at the rear portion being arranged at chair base frame 12, be provided with
Along the extended surface 23 in overall width direction, the way of this bearing of trend at this linking arm 16 for the extended surface 23
Middle to overall width direction bend and formed.This extended surface 23 is with the lower front side with vehicle in opposite directions
Mode tilt, relative with the buckle main body portion 20a of bracelet 20 from rear upper side.Seat support 2
When being maintained at seating position, as shown in Figure 6, extended surface 23 is rear upper side and bracelet master
Body 20a is separated, when seat support 2 sinks to underbody F direction, as it is shown in fig. 7, prolong
Stretch face 23 and be connected to buckle main body portion 20a from rear upper side, make whole bracelet 20 overcome torsion
The active force of power spring 22 and swing to front.In the present embodiment, the overall width of linking arm 16
Extended surface 23 on direction constitutes the pressing down section of lower pressure zone button 20.In addition, extended surface 23 supports
It is connected to the resin cover part of buckle main body portion 20a.
As described above, in the seat unit 1R of present embodiment, in the side being arranged at seat support 2
The linking arm 16 in portion is provided with extended surface 23, and this extended surface 23 carries out sinking action at seat support 2
When be connected to buckle main body portion 20a, make whole bracelet 20 swing to underbody F direction, therefore,
Structure will not be made to complicate, without setting up new parts, just can carry out sinking to moving at seat support 2
As when make bracelet 20 to be housed on underbody F compared with low form.
In addition, in the seat unit 1R of present embodiment, at the resinous arm of linking arm 16
It is provided as the extended surface 23 of pressing down section on cover 18, when seat support 2 carries out sinking action, should
Extended surface 23 is connected to the resin portion of buckle main body portion 20a.Therefore, linking arm 16 and band
Damage is less likely to occur the part that button 20 mutually abuts, and abnormal noise is less likely to occur,
Operation can be made quieter.
Additionally, the invention is not limited in above-mentioned embodiment, without departing from present subject matter
In the range of, various design alteration can be carried out.
Claims (2)
1. a Vehicular seat device, it has:
The chair back, its by can incline centered on the 1st fulcrum pendulum mode be bearing on vehicle body,
Seat support, its action swinging to front side with the described chair back links and sinks downwards, and
Bracelet, on the underbody of its side being arranged on described seat support, can fill with safety belt
The ribbon engaging put, further, it is possible to the ribbon disengagement with seat belt apparatus,
Described bracelet by can incline pendulum in the way of be arranged on underbody, and by force application mechanism to
Erect direction force；
This Vehicular seat device is characterised by,
Being provided with linking arm on described seat support, this linking arm is rotatably connected to
2 fulcrums, the 2nd fulcrum is separated with described 1st fulcrum on the described chair back,
Being provided with pressing down section on described linking arm, this pressing down section carries out sinking action at the described chair back
When be connected to described bracelet, be pressed downward against this bracelet to underbody side.
2. Vehicular seat device according to claim 1, it is characterised in that
The metal arm main part of described linking arm is covered lid by resinous arm, described under press
Portion is located on described arm cover and can abut with the resin portion of described bracelet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015059199A JP6109221B2 (en) | 2015-03-23 | 2015-03-23 | Vehicle seat device |
| JP2015-059199 | 2015-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105984421A true CN105984421A (en) | 2016-10-05 |
| CN105984421B CN105984421B (en) | 2018-08-07 |
Family
ID=57039898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610037748.8A Active CN105984421B (en) | 2015-03-23 | 2016-01-20 | Vehicular seat device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6109221B2 (en) |
| CN (1) | CN105984421B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110304012A (en) * | 2018-03-20 | 2019-10-08 | 丰田自动车株式会社 | Seat belt device for vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05254368A (en) * | 1992-03-09 | 1993-10-05 | Suzuki Motor Corp | Structure of rear seat |
| CN101204944A (en) * | 2006-12-14 | 2008-06-25 | 爱信精机株式会社 | Seat belt buckle rotation angle restriction mechanism |
| CN102114794A (en) * | 2010-09-26 | 2011-07-06 | 浙江吉利汽车研究院有限公司 | Folding type sinking seat structure |
| JP2012030742A (en) * | 2010-08-02 | 2012-02-16 | Toyota Boshoku Corp | Vehicle seat equipped with buckle combination |
| JP2012506346A (en) * | 2008-10-22 | 2012-03-15 | ジョンソン コントロールズ テクノロジー カンパニー | Vehicle seat buckle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2002375B1 (en) * | 2008-10-21 | 2022-05-30 | Dti Group Bv | Flywheel module, as well as method for storing and releasing energy in the flywheel module. |
-
2015
- 2015-03-23 JP JP2015059199A patent/JP6109221B2/en active Active
-
2016
- 2016-01-20 CN CN201610037748.8A patent/CN105984421B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05254368A (en) * | 1992-03-09 | 1993-10-05 | Suzuki Motor Corp | Structure of rear seat |
| CN101204944A (en) * | 2006-12-14 | 2008-06-25 | 爱信精机株式会社 | Seat belt buckle rotation angle restriction mechanism |
| JP2012506346A (en) * | 2008-10-22 | 2012-03-15 | ジョンソン コントロールズ テクノロジー カンパニー | Vehicle seat buckle |
| JP2012030742A (en) * | 2010-08-02 | 2012-02-16 | Toyota Boshoku Corp | Vehicle seat equipped with buckle combination |
| CN102114794A (en) * | 2010-09-26 | 2011-07-06 | 浙江吉利汽车研究院有限公司 | Folding type sinking seat structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110304012A (en) * | 2018-03-20 | 2019-10-08 | 丰田自动车株式会社 | Seat belt device for vehicle |
| CN110304012B (en) * | 2018-03-20 | 2021-11-02 | 丰田自动车株式会社 | Vehicle seat belt device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105984421B (en) | 2018-08-07 |
| JP2016175615A (en) | 2016-10-06 |
| JP6109221B2 (en) | 2017-04-05 |
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