CN105438017A - Split-type seat backrest anti-turning device and split-type seat - Google Patents
Split-type seat backrest anti-turning device and split-type seat Download PDFInfo
- Publication number
- CN105438017A CN105438017A CN201510938796.XA CN201510938796A CN105438017A CN 105438017 A CN105438017 A CN 105438017A CN 201510938796 A CN201510938796 A CN 201510938796A CN 105438017 A CN105438017 A CN 105438017A
- Authority
- CN
- China
- Prior art keywords
- split
- chair back
- slide block
- proof device
- split seat
- 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
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- 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
- B60N2/2222—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 the back-rest having two or more parts
-
- 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
- B60N2/2245—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 provided with a lock mechanism on the upper part of the back-rest
-
- 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
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/433—Safety locks for back-rests, e.g. with locking bars activated by inertia
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention provides a split-type seat backrest anti-turning device and a split-type seat. The split-type seat backrest anti-turning device comprises a sliding mechanism and a locking mechanism, wherein the sliding mechanism comprises a fixed baseplate, a rotating shaft and a sliding block; the rotating shaft is fixed on the fixed baseplate; the sliding block is mounted on the rotating shaft and can rotate around the rotating shaft; the locking mechanism comprises a lock catch; and when an acting force on the split-type seat backrest anti-turning device is greater than a preset valve, the sliding block of the sliding mechanism and the lock catch of the locking mechanism are contacted and locked with each other. The split-type seat backrest anti-turning device provided by the invention is simple in structure and low in cost, is safe and reliable, and greatly improves the safety of rear-seat passengers while ensuring the convenience in use of an original split-type seat.
Description
Technical field
The present invention relates to a kind of Split seat chair back turnover-proof device and split seat, is a kind of mechanical device, is a kind of machine security facility for Passenger motor vehicle, is a kind of safety seat of automobile.
Background technology
The back seat of current automobile, in order to the needs of the comfort feature and boot volume of taking into account occupant, can adopt Split type structure form usually on back seat backrest.When needs load large-size article at boot, when back row seats also needing to take 1 ~ 2 people simultaneously, can by being arranged on the catch gear of the back of seat left and right sides, optionally open the connection of back seat split left and right backrest and body construction, and further left side or right side back seat backrest are overturn forward with placing articles, backrest can not also passenger by the part of falling simultaneously.See Fig. 1, back seat backrest is split type, is respectively First chair back 001 and the second back of seat 002.
Such setting is very easy to passenger, but also bring a significant drawback: see Fig. 2 simultaneously, when normally not falling back seat backrest and row takes occupant afterwards, once crash, First chair back 001 and the second back of seat 002 are owing to being subject to the effect of the force of inertia produced along longitudinal direction of car direction deceleration/decel component, and ride in force of inertia that member on back seat produces along longitudinal direction of car direction deceleration/decel component and be delivered to effect on back of seat by safety strap, cause the application force that First chair back 001 and the second back of seat 002 are all subject to forward, due to but owing to 011 and second 021 being in coupled condition by catch gear and body construction outside back of seat 002 outside First chair back 001, under this application force, cause First chair back 001 and the second back of seat 002 to overturn all forward, outwards, destroy the constraint attitude relation between passenger, seat, safety strap, the probability causing rear row occupant to sustain damage in collision case increases.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of Split seat chair back turnover-proof device and the split seat comprising this Split seat chair back turnover-proof device.Two back of seats can link together when colliding by this Split seat chair back turnover-proof device, thus effectively suppress the degree that back of seat forward, outwards overturns.
Technical scheme of the present invention is as follows:
A kind of Split seat chair back turnover-proof device, it comprises
Slide mechanism, described slide mechanism comprises fixed base plate, rotating shaft and slide block, and wherein said rotating shaft is fixed on described fixed base plate, and described slide block is arranged in described rotating shaft and described slide block can around described axis of rotation; And
Lockable mechanism, described lockable mechanism comprises snap close;
When the application force be wherein subject to when described Split seat chair back turnover-proof device is greater than preset value, the slide block of described slide mechanism and the snap close of described lockable mechanism contact with each other and lock.
Wherein, described slide mechanism also comprises spacing elastic component, and described spacing elastic component is fixed on described fixed base plate, and described spacing elastic component abuts with described slide block.
Wherein, described spacing elastic component is sheet spring or torsion spring.
Wherein, between described spacing elastic component and described slide block, be also provided with positive stop lug boss, described positive stop lug boss is fixed on described slide block, and described spacing elastic component abuts with described positive stop lug boss.
Wherein, described slide block is also provided with clump weight.
Wherein, described slide block comprises sleeve and is fixed on the holding firmware on described sleeve, and described sleeve is arranged in described rotating shaft, and described sleeve drives described holding firmware to rotate;
Described holding firmware and described snap close can be locked by coupler construction.
Wherein, described slide mechanism also comprises the first fabricated section, and described slide mechanism is suitable for being fixed on the First chair back of split seat by the first fabricated section;
Described lockable mechanism also comprises the second fabricated section, and described lockable mechanism is suitable for being fixed on second back of seat adjacent with described First chair back of split seat by the first fabricated section.
The present invention also provides a kind of split seat, comprises at least two back of seats and above-mentioned Split seat chair back turnover-proof device.
The invention has the beneficial effects as follows: Split seat chair back turnover-proof device of the present invention is in collision happens, when the deceleration/decel that device bears is greater than setting deceleration/decel, pivoted under the effect of force of inertia by slide mechanism, the slide block clamping of slide mechanism enters lockable mechanism and then is linked together by both sides back of seat, effectively can suppress the degree that back of seat forward, outwards overturns, and then make the constraint attitude relation between occupant, seat, safety strap more stable, thus reduce the rear probability arranged occupant and sustain damage in collision case.Split seat chair back turnover-proof device structure of the present invention is simple, with low cost, safe and reliable, while the original split seat ease of use of guarantee, substantially increases the safety of rear row occupant.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is the overall schematic of an embodiment of current split type seat;
Fig. 2 be current split type seat when colliding forward, the overall schematic of outwards upset;
Fig. 3 is the overall schematic of the slide mechanism of Split seat chair back turnover-proof device in embodiment one;
Fig. 4 is the overall schematic of the lockable mechanism of Split seat chair back turnover-proof device in embodiment one;
Fig. 5 is the overall schematic of the slide mechanism of Split seat chair back turnover-proof device in embodiment two;
Fig. 6 is the overall schematic of the slide mechanism of Split seat chair back turnover-proof device in embodiment three;
Fig. 7 is the overall schematic of the slide mechanism of Split seat chair back turnover-proof device in embodiment four;
Fig. 8 is the cross-sectional schematic of the slide mechanism of Split seat chair back turnover-proof device in embodiment four;
Fig. 9 is the overall schematic of the Split seat chair back turnover-proof device in embodiment four.
Detailed description of the invention
In order to make the object of a kind of Split seat chair back turnover-proof device of the present invention and split seat, technical scheme and advantage clearly understand, below in conjunction with concrete drawings and the specific embodiments, the present invention is further elaborated.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Embodiment one:
See Fig. 3 and Fig. 4, the present embodiment provides a kind of Split seat chair back turnover-proof device, and it comprises slide mechanism 100 and lockable mechanism 200.
Refer to Fig. 3, described slide mechanism 100 comprises fixed base plate 110, rotating shaft 120 and slide block 130, wherein said rotating shaft 120 is fixed on described fixed base plate 110, and described slide block 130 is arranged in described rotating shaft 120 and described slide block 130 can rotate around described rotating shaft 120.Lockable mechanism 200 comprises snap close 210, snap close 210 is provided with can with the structure of slider locking.Snap close 210 in the present embodiment and slide block 130 are locked by coupler construction.Draw-in groove can be set on snap close 210, slide block 130 arranges snap fit; Or also draw-in groove can be set on slide block 130, snap close 210 arranges snap fit, as long as can slide block be realized and snap close is locked.
During use, slide mechanism 100 and lockable mechanism 200 are separately fixed at the First chair back 001 in Fig. 1 and the second back of seat 002 inner side (inner side is the side relative with outside, namely First chair back and the second back of seat close to but unconnected side).Under normal mounting usage condition, the suffered force of inertia along vehicle forward direction of this body back of seat turnover-proof device is less than or equal to its preset value, there is not connection, be in the state be separated from each other between slide mechanism and lockable mechanism; And gap therebetween can ensure that the independent return motion of both sides Split seat chair back is not interfered, therefore this Split seat chair back turnover-proof device does not affect the upset use of current split seat, can keep split seat both sides backrest rotary movement independence each other.When a vehicle is in a collision, the deceleration/decel that this Split seat chair back turnover-proof device bears is greater than setting deceleration/decel (when namely the suffered force of inertia along vehicle forward direction of this device is greater than preset value), and slide block under the effect of force of inertia, rotary motion around the shaft occurs and is connected together with snap close; Simultaneously because First chair back and the second back of seat exist the trend of outwards reversion, and then be with movable slider and snap close generation mutually to deviate from motion, make between slide block and snap close, to produce pressure and then locking, set up the reliable connection of both sides back of seat, and then the motion suppressing split seat in both sides outwards to reverse further, suppress the degree that back of seat forward, outwards overturns, thus it is stable to make the pass of the constraint attitude between occupant, seat, safety strap tie up to maintenance in whole collision process, and then reduce the rear probability arranged occupant and sustain damage in collision case.Wherein, the preset value of this Split seat chair back turnover-proof device can be determined according to actual tests.
It should be noted that, the snap close in the present embodiment can be any can with the device of slider locking.Lockable mechanism shown in Fig. 4 is only a good embodiment.Preferably, slide mechanism 100 also comprises the first fabricated section 101, and fixed base plate 110 is provided with mounting hole, whole slide mechanism can be fixed on back of seat by the first fabricated section 101.Lockable mechanism also comprises the second fabricated section 202, and the main part 210 of snap close is provided with mounting hole, lockable mechanism can be fixed on back of seat by the second fabricated section 202.First fabricated section and the second fabricated section can be bolt of rear end plate or fix screw.
See Fig. 3, the holding firmware 132 that slide block 130 in the present embodiment comprises sleeve 131 and is fixed on described sleeve 131, described sleeve 131 is arranged in described rotating shaft 120, described sleeve 131 rotates and then drives described holding firmware 132 to rotate, and wherein can be locked by coupler construction between holding firmware 132 and snap close.Embodiment two:
The present embodiment is the improvement of embodiment one.Content identical with embodiment one in the present embodiment no longer repeated description.
See Fig. 5, slide block mechanism in the present embodiment comprises fixed base plate 110, rotating shaft 120, slide block 130 and elastic spacing one 140, wherein said rotating shaft 120 is fixed on described fixed base plate 110, described slide block 130 is arranged in described rotating shaft 120 and described slide block 130 can rotate around described rotating shaft 120, one end of described spacing elastic component 140 is fixed on described fixed base plate 110, and the other end of described spacing elastic component 140 abuts with described slide block 130.The resistance that elastic spacing one rear slider 130 can be subject to elastic spacing one 130 is set, therefore the resistance of elastic spacing one must be overcome when slide block 130 will rotate to contacting with snap close position, such setting can make the position of rotation of slide block more controlled, thus makes the setting of preset value more accurate.
Preset value can be regulated on demand by the rigidity of spacing elastic component.
Elastic spacing one in the present embodiment can be the torsion spring of sheet spring or similar to Clock and Watch clockwork spring.
Embodiment three:
The present embodiment is the improvement of embodiment two.Content identical with embodiment two in the present embodiment no longer repeated description.
See Fig. 6, slide block mechanism in the present embodiment is except fixed base plate 110, rotating shaft 120, slide block 130 and elastic spacing one 140, positive stop lug boss 150 is also provided with between described spacing elastic component 140 and described 130, described positive stop lug boss 150 is fixed on the sleeve of described slide block 130, and described spacing elastic component 140 abuts with described positive stop lug boss 150.Outer wall due to sleeve is columniform, and therefore the area of contact of spacing elastic component and sleeve is less, and the situation of slippage may occur, because the place that the present embodiment contacts with spacing elastic component at slide block 130 is provided with positive stop lug boss.Increase the active area of spacing elastic component to slide block after positive stop lug boss is set, thus make the preset value of the slide mechanism of this Split seat chair back turnover-proof device and lockable mechanism locking more accurately controlled.
By the size of the rigidity and positive stop lug boss that adjust spacing elastic component, preset value can be regulated on demand.
Embodiment four:
The present embodiment is the improvement of embodiment three.Content identical with embodiment three in the present embodiment no longer repeated description.
See Fig. 7 to Fig. 9, the slide block mechanism in the present embodiment, except fixed base plate 110, rotating shaft 120, slide block 130, elastic spacing one 140 and positive stop lug boss 150, the free end of slide block 130 is also provided with clump weight 160.By adjusting the quality of clump weight, the rigidity of spacing elastic component and the size of positive stop lug boss, preset value can be regulated on demand.
The cooperation of slide mechanism 100 and lockable mechanism 200 as shown in Figure 9.
Based on same inventive concept, the present invention also provides a kind of split seat, and it comprises Split seat chair back and the Split seat chair back turnover-proof device described in above any embodiment.The slide mechanism of this Split seat chair back turnover-proof device and lockable mechanism are arranged on the inner side of adjacent two back of seats respectively.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claim.
Claims (7)
1. a Split seat chair back turnover-proof device, is characterized in that, comprising:
Slide mechanism, described slide mechanism comprises fixed base plate, rotating shaft and slide block, and wherein said rotating shaft is fixed on described fixed base plate, and described slide block is arranged in described rotating shaft and described slide block can around described axis of rotation; And
Lockable mechanism, described lockable mechanism comprises snap close;
When the application force that described Split seat chair back turnover-proof device is subject to is greater than preset value, the slide block of described slide mechanism and the snap close of described lockable mechanism contact with each other and lock.
2. Split seat chair back turnover-proof device according to claim 1, it is characterized in that, described slide mechanism also comprises spacing elastic component, and described spacing elastic component is fixed on described fixed base plate, and described spacing elastic component abuts with described slide block.
3. Split seat chair back turnover-proof device according to claim 2, it is characterized in that, between described spacing elastic component and described slide block, be also provided with positive stop lug boss, described positive stop lug boss is fixed on described slide block, and described spacing elastic component abuts with described positive stop lug boss.
4. Split seat chair back turnover-proof device according to claim 1, is characterized in that, described slide block is also provided with clump weight.
5. the Split seat chair back turnover-proof device according to Claims 1-4 any one, it is characterized in that, described slide block comprises sleeve and is fixed on the holding firmware on described sleeve, and described sleeve is arranged in described rotating shaft, and described sleeve drives described holding firmware to rotate;
Described holding firmware and described snap close can be locked by coupler construction.
6. Split seat chair back turnover-proof device according to claim 5, it is characterized in that, described slide mechanism also comprises the first fabricated section, and described slide mechanism is suitable for being fixed on the First chair back of split seat by the first fabricated section;
Described lockable mechanism also comprises the second fabricated section, and described lockable mechanism is suitable for being fixed on second back of seat adjacent with described First chair back of split seat by the first fabricated section.
7. a split seat, comprises at least two back of seats, it is characterized in that, also comprises the Split seat chair back turnover-proof device described in claim 1 to 6 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510938796.XA CN105438017B (en) | 2015-12-16 | 2015-12-16 | A kind of split backrest turnover-proof device and split seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510938796.XA CN105438017B (en) | 2015-12-16 | 2015-12-16 | A kind of split backrest turnover-proof device and split seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105438017A true CN105438017A (en) | 2016-03-30 |
| CN105438017B CN105438017B (en) | 2017-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510938796.XA Active CN105438017B (en) | 2015-12-16 | 2015-12-16 | A kind of split backrest turnover-proof device and split seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105438017B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234990A (en) * | 2017-06-29 | 2017-10-10 | 长春富维安道拓汽车饰件系统有限公司 | A kind of automotive seat assembles clamping connecting structure |
| CN113194901A (en) * | 2018-10-11 | 2021-07-30 | 威乐达有限责任公司 | Rear offset backrest of wheelchair accessible vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007010337B3 (en) * | 2007-03-03 | 2008-07-10 | Faurecia Autositze Gmbh | Backrest for motor vehicle seat, has supporting rods blocked with one another by rigid connecting element that bridges gap, where head rest is supported with respective supporting rod in each of back parts |
| JP2011046241A (en) * | 2009-08-25 | 2011-03-10 | Kanto Auto Works Ltd | Seat unit for vehicle |
| CN101985286A (en) * | 2010-10-09 | 2011-03-16 | 奇瑞汽车股份有限公司 | Split type rear seat |
| EP2634039A1 (en) * | 2012-02-29 | 2013-09-04 | Fiat Group Automobiles S.p.A. | Motor vehicle rear seat |
| CN203472604U (en) * | 2013-09-04 | 2014-03-12 | 马可波罗（常州）客车零部件有限公司 | Chair of school bus |
| CN203995793U (en) * | 2014-06-10 | 2014-12-10 | 北京汽车研究总院有限公司 | A kind of Split type rear seat and automobile |
| CN205185904U (en) * | 2015-12-16 | 2016-04-27 | 北京长城华冠汽车技术开发有限公司 | Turning device and components of a whole that can function independently seat are prevented to components of a whole that can function independently backrest |
-
2015
- 2015-12-16 CN CN201510938796.XA patent/CN105438017B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007010337B3 (en) * | 2007-03-03 | 2008-07-10 | Faurecia Autositze Gmbh | Backrest for motor vehicle seat, has supporting rods blocked with one another by rigid connecting element that bridges gap, where head rest is supported with respective supporting rod in each of back parts |
| JP2011046241A (en) * | 2009-08-25 | 2011-03-10 | Kanto Auto Works Ltd | Seat unit for vehicle |
| CN101985286A (en) * | 2010-10-09 | 2011-03-16 | 奇瑞汽车股份有限公司 | Split type rear seat |
| EP2634039A1 (en) * | 2012-02-29 | 2013-09-04 | Fiat Group Automobiles S.p.A. | Motor vehicle rear seat |
| CN203472604U (en) * | 2013-09-04 | 2014-03-12 | 马可波罗（常州）客车零部件有限公司 | Chair of school bus |
| CN203995793U (en) * | 2014-06-10 | 2014-12-10 | 北京汽车研究总院有限公司 | A kind of Split type rear seat and automobile |
| CN205185904U (en) * | 2015-12-16 | 2016-04-27 | 北京长城华冠汽车技术开发有限公司 | Turning device and components of a whole that can function independently seat are prevented to components of a whole that can function independently backrest |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234990A (en) * | 2017-06-29 | 2017-10-10 | 长春富维安道拓汽车饰件系统有限公司 | A kind of automotive seat assembles clamping connecting structure |
| CN107234990B (en) * | 2017-06-29 | 2023-08-01 | 长春富维安道拓汽车饰件系统有限公司 | Automobile seat assembly clamping connection structure |
| CN113194901A (en) * | 2018-10-11 | 2021-07-30 | 威乐达有限责任公司 | Rear offset backrest of wheelchair accessible vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105438017B (en) | 2017-04-05 |
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