Seat secondary overturning fixed sturcture and vehicle
Technical field
The present invention relates to a kind of seat fixed sturcture and vehicle and be specifically related to a kind of automotive seat secondary overturning fixed sturcture and vehicle.
Background technology
At present; To the vehicle with the above seat of two rows, for increasing back row's storage space, the vehicle back seat often is designed with the structure of turnover function; Bring the fixation problem after the overturning of seat secondary thus, with prevent vehicle in the process of moving seat rock and produce collision.
In the prior art, the fixed sturcture of seat secondary overturning commonly used has following several kinds:
1, lean on wind spring and self gravitation fixedly not to have other auxiliary fixing devices; This mode is not suitable for the road surface of jolting; On the road surface of jolting, rock before and after the meeting, because seat can take place in the center of gravity variation returns and turn over phenomenon, collision front-row seats phenomenon might lean forward on the descending road surface on the climbing road surface;
2, adopt backrest or seat cushion rear portion that drawstring is installed; With after 2 overturnings of seat with drawstring bondage and front-row seats headrest place; The at first not attractive in appearance and adjusting space of having limited front-row seats of this mode; Next be ribbon be connected on the road surface of jolting or have before and after rock risk, when the downhill path, have collision front-row seats risk because the uncontrollable seat of drawstring travels forward;
3, adopt the seat support pelvic part to add strut bar, the manual support bar does not lie against under the seat when not using at ordinary times, takes off and be fixed on the seat by hand during use; The vehicle seat position leans on the back to have hand behaviour space in the side door position than doorframe, causes the following fixed form all can not be from the side door complete operation; This copywriter can only get into from back last person door carry out a series of manual operationss through very dark luggage boot, for the less women of stature operating difficulties especially.
4, adopt hydraulic pressure or air pressure vaulting pole supporting seat seat support basin skeleton, this fixed sturcture is more attractive in appearance, and simple to operate, but the part cost of this structure own is with higher on the one hand, simultaneously chair mechanism is required harshness, and complex structure improves the seat cost, increases the assembling difficulty; On the other hand, this connects non-rigid connection, in abominable jolting gone, still has seat front and back shaking phenomenon.
Summary of the invention
To above-mentioned defective of the prior art and problem, the purpose of this invention is to provide that a kind of structure is simple relatively, cost is lower and firm seat secondary overturning fixed sturcture is stablized in clamping.
In order to achieve the above object, the present invention provides following technical scheme: a kind of seat secondary overturning fixed sturcture comprises inner chamber, gim peg, decorative cover and the latch-up structure of being located at the back of seat upper surface; Said decorative cover and inner chamber fasten; Said gim peg is positioned at inner chamber, and gim peg is parallel to the back of seat upper surface and arranges that at least a portion of said latch-up structure is fixed on the body platform; When the overturning of seat secondary, said latch-up structure and said gim peg matching and fixing.
In the technique scheme, decorative cover is housed on the inner chamber, does not fasten when not using at ordinary times, it is attractive in appearance not influence seat.Gim peg can be welded on the backrest thigh frame, cooperates with latch-up structure, reaches the fixation after the seat secondary overturns.
Wherein, said latch-up structure is a flexible connecting structure, comprises drawstring and set collar, and said drawstring one end is connected on the gim peg, and said set collar is loaded on the body platform, and when the overturning of seat secondary, the said drawstring other end is connected locking with said set collar.
Wherein, said latch-up structure is the structure that is rigidly connected, and comprises lock case, dead bolt, unlock button and strut bar, and said dead bolt is located in the lock case, and the dead bolt rear end is a spring structure, and dead bolt and gim peg fitting surface are the inclined-plane; Said unlock button and dead bolt are equipped with; Said strut bar one end connects lock case, and the other end is fixed on the body platform.
Wherein, said latch-up structure is the structure that is rigidly connected, and comprises lock case, dead bolt, dead bolt S. A., spring, pressing plate, wire digging line, lock pin, unlock button and strut bar; Said pressing plate cooperates with the gim peg position; Pressing plate one end connects wire digging line, and the wire digging line other end connects dead bolt, and said dead bolt is provided with the dead bolt S. A.; Under lock-out state, the dead bolt other end blocks gim peg; Said strut bar one end connects lock body, and the other end is fixed on the body platform.
Said gim peg can be arranged in any position on the transverse plane on the seat.
The present invention also provides a kind of vehicle, at least one seat of vehicle, is provided with seat secondary overturning fixed sturcture as described above.
Because the technique scheme utilization, the present invention compared with prior art has advantage:
1. the present invention adopts gim peg to be welded on the back of seat thigh frame, cooperates with latch-up structure actv. on the body platform through gim peg, reaches the fixation after the overturning of seat secondary, and is simple in structure,, make things convenient for light complete operation of user and cost lower.
2. the rigidly connected lock body structure of the present invention; Utilize some parts such as dead bolt dexterously, mechanism is simple and practical, and locking is reliable; And no matter be complex road conditions such as the road surface of jolting, uphill/downhill, rigidly connected latch-up structure all can guarantee firm, stable after the overturning of seat secondary.
3. the inner chamber on the back of seat is equipped with decorative cover, does not fasten when not using at ordinary times; When latch-up structure does not use, make its applying body platform, cover, and adorn a decorative cover or partial application mouth only at the latch-up structure place that carpet covers, meet requirement attractive in appearance with carpet.
Description of drawings
Fig. 1 is the gim peg scheme drawing on the back of seat of the present invention;
Fig. 2 is the scheme drawing that the embodiment of the invention one flexibly connects;
Fig. 3 is that the embodiment of the invention two lock body structure that is rigidly connected is in the not scheme drawing of lockup state;
Fig. 4 is that the embodiment of the invention two lock body structure that is rigidly connected is in the scheme drawing of lockup state;
Fig. 5 is the embodiment of the invention three lock body structure scheme drawing that is rigidly connected.
The specific embodiment
For technical matters, technical scheme and advantage that the present invention will be solved is clearer, will combine accompanying drawing and specific embodiment to be described in detail below.
Embodiment one: referring to Fig. 1, shown in 2, a kind of seat fixed sturcture comprises inner chamber 1, gim peg 2, decorative cover, latch-up structure, and said latch-up structure can be to flexibly connect, and comprises drawstring 11, set collar 12.
The principle of work of present embodiment is following:
Drawstring 11 is loaded on the gim peg 2, is hidden in the inner chamber 1 invisible when not using at ordinary times; Set collar 12 is loaded on the body platform, is close to the floor when not using at ordinary times, has carpet to cover above, deduct during use with gim peg 2 on drawstring 11 be connected.
Present embodiment also provides a kind of vehicle, on the back seat of vehicle, the special fixed sturcture after the overturning of above-mentioned seat secondary is installed.
Embodiment two: referring to Fig. 3 and shown in Figure 4, a kind of seat fixed sturcture comprises inner chamber 1, gim peg 2, decorative cover, latch-up structure; Said latch-up structure can be to be rigidly connected; This structure comprises lock case 21, dead bolt 22, unlock button 23, strut bar 24, and wherein: dead bolt is located in the lock case 21, and the gim peg 2 on the back of seat presses down dead bolt 22; Dead bolt 22 rear ends are spring structure, put the pinning seat pressing down back dead bolt 22 pop into position that put in place; Can make seat unlocked when unlock button 23 is pressed, drive dead bolt 22 motion release backward; Said strut bar 24 1 ends connect lock body one end and are fixed on the body platform.
The working process of present embodiment is following:
The operator stands on sidecar door edge tip-up set; Back of seat gim peg 2 presses down dead bolt 22, and dead bolt 22 rear ends are spring structure, puts the pinning seat pressing down back dead bolt 22 pop into position that put in place; Push unlock button 23 during release, button drives dead bolt 22 motion seat release backward.When this lock does not use, can not rotate to panel beating applying position with the panel beating point of connection, and cover with carpet in this position around the bottom.
Embodiment three: referring to shown in Figure 5, a kind of seat fixed sturcture comprises inner chamber 1, gim peg 2, decorative cover, latch-up structure; Said latch-up structure can be rigidly connected another kind of lock body structure; This structure is than the lock body structure among the embodiment two, and the dead bolt profile is wideer, and is firmer.This lock body structure comprises lock case 31, dead bolt S. A. 33, dead bolt 32, spring 34, pressing plate 35, wire digging line 36, lock pin 37, unlock button 38, strut bar 39; Wherein: below the gim peg 2 of pressing plate 35 on back of seat; When gim peg 2 presses down; Pressing plate 35 moves downward thereupon, and driving wire digging line 36, to promote dead bolts 32 be the center rotation with dead bolt S. A. 33, when pressing plate 35 upper edges during through lock pin 37 lower edges locking put in place; When being pressed, unlock button 38 can make seat unlocked; Said strut bar 39 1 ends connect lock body one end and are fixed on the body platform.
The working process of present embodiment is following:
When the gim peg on the back of seat 2 pressed down, pressing plate 35 moved downward under the effect of gim peg 2, promoted dead bolt 32 through wire digging line and rotated; When the pressing plate upper edge during through lock pin 37 lower edges locking put in place, seat is fixed, and presses unlock button 38 during release; Lock pin 37 is regained, and pressing plate 35 drives dead bolt 32 motions to swivel motion and through wire digging line 36 under the spring force effect, discharge gim peg 2; This moment rotating seat, the back of seat gim peg shifts out the lock body release and accomplishes.
The above; Be merely the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technical personnel of being familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by said protection domain with claim.
The above is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from principle according to the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.