CN206306885U - Lock the back seat rumble seat of unblock convenience with can improving - Google Patents

Abstract

Rotate the seat cushion framework of connection and locked located at the ground of seat cushion framework the utility model discloses a kind of lock unblock convenience back seat rumble seat with improving, including backrest frames and backrest frames；Also including one is used to drivingly lock the unlocking mechanism that is unlocked, the unlocking mechanism using backrest frames rotated to seat cushion framework when power as drivingly locking the driving force being unlocked；The utility model can be realized being locked during folding after backrest frames are unlocked automatic unlocking seat, the convenience that raising is used, the need for meeting consumer.

Description

Lock the back seat rumble seat of unblock convenience with can improving

Technical field

The utility model is related to a kind of automotive seat, and more particularly to a kind of lock unblock convenience back seat with improving is folded Seat.

Background technology

Inner space of vehicle be it is certain, in order to be able to more preferably and reasonably using automobile inner space, can be when needed More articles are loaded, or is taken for multidigit passenger, at present often using the method for erecting heel row rumble seat.Vapour The place that vehicle seats are taken as passenger, it would be desirable to be able to be securely fixed on body platform to ensure the safety of passenger, general feelings Under condition, the one end for the automotive seat that can be erected is hinged on body platform, and the other end is then scheduled on vehicle body ground by ground locking On plate, lock unblock back seat in ground can be rotated with pin joint and erected, and automotive seat is fixed on floor during ground lock locking.Perpendicular Need first to adjust recliner before vertical upset and rotated to seat cushion framework with by backrest frames, that is, need two steps to operate, and due to Ground lock is generally located in seat cushion framework bottom, is also difficult to lock with unlocking in the car in crowded space, often results in use upper not Just.

Therefore, to solve the above problems, it is necessary to a kind of lock unblock convenience back seat rumble seat with improving, can be with Realize being locked during folding after backrest frames unblock, the convenience that raising is used meets consumer's automatic unlocking seat Need.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of lock unblock convenience back seat foldable base with improving Chair, it is possible to achieve locked during folding after backrest frames unblock, the convenience that raising is used, satisfaction disappears automatic unlocking seat The need for the person of expense.

Lock unblock convenience back seat rumble seat with improving of the present utility model, including backrest frames and backrest bone Frame rotates the seat cushion framework of connection and is locked located at the ground of seat cushion framework；Also include that one is used to drivingly lock the solution lock machine being unlocked Structure, the unlocking mechanism using backrest frames rotated to seat cushion framework when power as drivingly locking the driving force being unlocked.

Further, the unlocking mechanism includes shifting block, power plate and drag-line, and the shifting block is connected with backrest frames and can be with Backrest frames synchronous axial system, the power plate is connected to seat cushion framework and is driven by shifting block and rotated by axis of rotation, the drawing One end of rope is connected with the solution closing piece of ground lock, the other end is connected with power plate, is driven by drag-line when the power plate is rotated and solved Closing piece.

Further, it is connected by a linkage board between the shifting block and power plate；The linkage board is connected by axis of rotation It is connected to seat cushion framework and is located at the inner side of power plate, the edge of the power plate extends forward the drawing to be formed for being connected with drag-line Rope linking arm, the surface being in contact with power plate of the linkage board extends perpendicularly outward to be formed for support drag-line linking arm Trailing arm, the trailing arm is power transfer surface with the contact surface of drag-line linking arm, and power plate is driven during the linkage board back rotation Back rotation drives solution closing piece with by drag-line.

Further, the unlocking mechanism also includes that one is used to make the return springs of the linkage board homing for rotating forward Ⅰ；The surface of the power plate extends perpendicularly outward to form reset arm I, and the surface of the linkage board extends perpendicularly outward to be formed Reset arm II, one end of the return springs I is connected to the reset arm I, other end and is connected to reset arm II.

Further, the unlocking mechanism also includes a fixed support and for making the power plate homing of back rotation Return springs II；The fixed support includes base plate, and the base plate is fixedly connected on seat cushion framework and is located at the interior of linkage board Side；The surface of the base plate extends perpendicularly outward to form reset arm III, and the surface of the power plate extends perpendicularly outward to form multiple Position arm IV, one end of the return springs II is connected to the reset arm III, other end and is connected to reset arm IV.

Further, the return springs I and/or return springs II are extension spring structure.

Further, the linkage board is provided with columned column cap, and splice grafting is matched somebody with somebody in the bottom of the shifting block with the shaft of column cap Tactile face is arc surface.

Further, the column cap is located on linkage board in the way of it can be rotated from axle.

Further, the shifting block is plate-like, and the side plate of backrest frames is fixed in the upper end of shifting block, and shifting block cross-sectional area It is gradually reduced from top to bottom.

Further, the drag-line includes steel wire rope and is arranged sleeve pipe on a steel cord, the two ends difference of the steel wire rope It is provided with the first end joint for coordinating with drag-line linking arm and the second end joint for coordinating with solution closing piece, the set Pipe is respectively arranged at two ends with the first sheath and the second sheath；The aperture of first sheath and the second sheath is straight less than steel wire rope Footpath so that be interference fit between steel wire rope and the first sheath, the second sheath；First sheath, the second sheath outer surface it is equal Annular groove is provided with, the lower edge of the base plate extends perpendicularly outward to form sheath fixed plate I, the seat cushion framework is provided with sheath and consolidates Fixed board II, is equipped with the sheath fixed plate I and sheath fixed plate II and coordinates fixed U-shaped mouth with annular groove, and U-shaped mouth mouth Portion is throat structure.

The beneficial effects of the utility model：Lock unblock convenience back seat rumble seat with improving of the present utility model, Due to being additionally arranged unlocking structure, and unlocking mechanism using backrest frames rotated to seat cushion framework when power carried out as drivingly lock The driving force of unblock, therefore can realize being locked during folding after backrest frames are unlocked, substantially increase. automatic unlocking seat The convenience that seat is used, to meet consumer the need for.

Brief description of the drawings

The utility model is further described with reference to the accompanying drawings and examples：

Fig. 1 is the first dimensional structure diagram of the present utility model；

Fig. 2 is the second dimensional structure diagram of the present utility model；

Fig. 3 is the connection diagram of unlocking mechanism of the present utility model and ground lock；

Fig. 4 is enlarged diagram at A in Fig. 3.

Specific embodiment

Fig. 1 is the first dimensional structure diagram of the present utility model, and Fig. 2 illustrates for the second stereochemical structure of the present utility model Figure, Fig. 3 is the connection diagram of unlocking mechanism of the present utility model and ground lock, and Fig. 4 is enlarged diagram at A in Fig. 3, such as figure institute Show：The lock unblock convenience back seat rumble seat with improving of the present embodiment, including backrest frames 9 and backrest frames 9 are rotated The seat cushion framework 8 of connection and the ground lock 7 located at seat cushion framework 8；Also include that one is used for the solution lock machine that drivingly lock 7 is unlocked Structure, the unlocking mechanism using backrest frames 9 rotated to seat cushion framework 8 when power as the drivingly drivings that are unlocked of lock 7 Power；Recliner 6 is provided between backrest frames 9 and seat cushion framework 8, recliner 6 realizes the angular adjustment of backrest frames 9, by adjusting Angle device 6 can unlock the connection between backrest frames 9 and seat cushion framework 8, so as to apply (i.e. direction forward by backrest frames 9 Seat cushion framework 8) active force can backrest frames 9 be made to be rotated to seat cushion framework 8, so as to complete the folding of backrest frames 9；Due to Be additionally arranged unlocking structure, and unlocking mechanism using backrest frames 9 rotated to seat cushion framework 8 when power carried out as drivingly lock 7 The driving force of unblock, therefore can realize locking 7 during folding after backrest frames 9 are unlocked, greatly improve. automatic unlocking seat The convenience that seat is used.

In the present embodiment, the unlocking mechanism includes shifting block 1, power plate 2 and drag-line 3, the shifting block 1 and backrest frames 9 It is connected and seat cushion framework 8 can be rotationally connected with and by shifting block 1 by rotating shaft 4 with the synchronous axial system of backrest frames 9, the power plate 2 Rotation is driven, the solution closing piece 71 that one end of the drag-line 3 locks 7 with ground is connected, the other end is connected with power plate 2, the power plate 2 Solution closing piece 71 is driven by drag-line 3 during rotation；Backrest frames 9 are provided with the two pieces of side plates 91 in left and right, and recliner 6 is located at a side plate, dials Block 1 is then connected on another side plate；Seat cushion framework 8 also is provided with the two pieces of side plates 81 in left and right, and power plate 2 is located at and the same side of shifting block 1 Side plate on；Drag-line 3, drag-line 3 is pulled to be transmitted as the torque between power plate 2 and solution closing piece 71 in the rotary course of power plate 2 Part, locks 7 unblock remote controlledly；I.e. can be with directly contact between shifting block 1 and power plate 2, it is also possible to by by centre Part and be driven；The simple structure, easily realization, and reliable transmission.

In the present embodiment, it is connected by a linkage board 5 between the shifting block 1 and power plate 2；The linkage board 5 is by turning Axle 4 is rotationally connected with seat cushion framework 8 and is located at the inner side of power plate 2, the edge of the power plate 2 extend forward to be formed for The drag-line linking arm 21 of the connection of drag-line 3, the surface being in contact with power plate 2 of the linkage board 5 extends perpendicularly outward to form use In the trailing arm 51 of support drag-line linking arm 21, the trailing arm 51 is power transfer surface with the contact surface of drag-line linking arm 21, described The back rotation of power plate 2 is driven to drive solution closing piece 71 with by drag-line 3 during 5 back rotation of linkage board；Inner side is towards in seat The side of heart line；Backrest frames 9 (also can be considered that backrest frames 9 are rotated clockwise) during folding forward, and shifting block 1 is transported therewith Move and drive linkage board 5 to rotate backward (also can be considered that linkage board 5 is rotated counterclockwise), because trailing arm 51 is to drag-line linking arm 21 Effect of contraction, power plate 2 is also rotated backward, and drag-line 3 is pulled when drag-line linking arm 21 is rotated；This is rational in infrastructure, compact, and has Preferably exercise performance, advantageously ensures that the smooth control to drag-line 3.

In the present embodiment, the unlocking mechanism also includes that one is used to make the reset of the homing of linkage board 5 for rotating forward The 5a of elastic component I；The surface of the power plate 2 extends perpendicularly outward to form reset arm I 22, and the surface of the linkage board 5 is vertical Stretch out to form reset arm II 52, one end of the 5a of the return springs I is connected to the reset arm I 22, other end and is connected to again Position arm II 52；During backrest frames 9 launch, backrest frames 9 rotate backward, and now linkage board 5 rotates forward, trailing arm 51 Drag-line linking arm 21 will not be rotated with without effect of contraction, therefore power plate 2, after shifting block 1 moves to reset position, linkage The also homing in the presence of the 5a of return springs I of plate 5；Reset arm I 22 is integrally formed with power plate 2, reset arm II 52 with Linkage board 5 is integrally formed, and is conducive to improving the structural strength of unlocking structure, increases the service life；The 5a of return springs I is preferably Extension spring structure.

In the present embodiment, the unlocking mechanism also includes a fixed support and for replying the power plate 2 of back rotation The 2a of return springs II in situ；The fixed support includes base plate 61, and the base plate 61 is fixedly connected on seat cushion framework 8 and sets In the inner side of linkage board 5；The surface of the base plate 61 extends perpendicularly outward to form reset arm III 611, the surface of the power plate 2 Extend perpendicularly outward to form reset arm IV 23, one end of the 2a of the return springs II is connected to reset arm III 611, other end company It is connected to reset arm IV 23；Fixed support is conducive to the fixation of power plate 2, linkage board 5 and drag-line 3, improves the compactness of mechanism；It is dynamic The homing in the presence of the 2a of return springs II of power plate 2, improves the performance of unlocking mechanism；Base plate 61 and reset arm III 611 are integrally formed, and are conducive to improving the structural strength of unlocking structure, increase the service life；The 2a of return springs II is preferably drawing Spring structure.

In the present embodiment, the linkage board 5 is provided with columned column cap 53, bottom and the column cap 53 of the shifting block 1 Shaft coordinates the face of contact to be arc surface；Column cap 53 is located at the upper end of linkage board 5, realizes solving lock machine for being contacted with shifting block 1 The power input of structure；Use state depending on backrest frames 9 is different, and shifting block 1 can be at the both sides of column cap 53；The motion process of shifting block 1 In gradually press column cap 53 and slide into opposite side so that linkage board 5 is able to move forward or backward；The bottom of shifting block 1 is circle Cambered surface, can improve the smooth degree of shifting block 1 and the transmission of column cap 53；Additionally, the column cap 53 is preferably set in the way of it can be rotated from axle On linkage board 5, the smooth degree of shifting block 1 and the transmission of column cap 53 is can further improve, extend the service life of unlocking mechanism；Together When, the shifting block 1 is plate-like, and the side plate of backrest frames 9 is fixed in the upper end of shifting block 1, and shifting block 1 cross-sectional area from top to bottom It is gradually reduced, advantageously reduces spillage of material.

In the present embodiment, the drag-line 3 includes steel wire rope 31 and the sleeve pipe 32 being set on steel wire rope 31, the steel wire rope The 31 first end joint 33 being respectively arranged at two ends with for coordinating with drag-line linking arm 21 and for solution closing piece 71 coordinate The second end joint 34, described sleeve pipe 32 is respectively arranged at two ends with the first sheath 35 and the second sheath 36；First sheath 35 With the diameter of the aperture less than steel wire rope 31 of the second sheath 36 so that be between the sheath 35 of steel wire rope 31 and first, the second sheath 36 Interference fit；First sheath 35, the outer surface of the second sheath 36 are equipped with annular groove, the lower edge of the base plate 61 it is vertical to Outer extension forms sheath fixed plate I 612, and the seat cushion framework 8 is provided with sheath fixed plate II 82, the sheath fixed plate I 612 Coordinate fixed U-shaped mouth with annular groove with being equipped with sheath fixed plate II 82, and the oral area of U-shaped mouth is throat structure；First end Portion's joint 33, the second end joint 34 can be drag hook or buckle structure, and phase is then provided with drag-line linking arm 21 and solution closing piece 71 The attachment structure answered；First sheath 35 can be made with the second sheath 36 of nitrile rubber, in the first sheath 35 and the second sheath Chamfering is provided with 36 cavity, oil layer is provided with chamfering, improve the waterproof and lubricating function of drag-line 3；Steel wire rope 31 with It is connected in an interference fit between the first sheath 35, the second sheath 36 so that the water-proof function of drag-line 3 more preferably, ensure that Normally used in low temperature and moisture situation downhaul 3；Additionally, the Corrosion Protection to improve steel wire rope 31, the appearance of steel wire rope 31 Face is provided with corrosion-resistant composite bed, and corrosion-resistant composite bed is constituted by from the interior bottom for setting gradually outward, intermediate layer and outer layer, bottom It is phosphorization membrane, intermediate layer is electrophoretic paint film layer, and outer layer is polyester paint film layer, and the thickness of bottom is 70 μm -180 μm, intermediate layer Thickness be 60 μm -150 μm, the thickness of outer layer is 60 μm -160 μm, so as to strengthen in the presence of a harsh environment resistance to of steel wire rope 31 Corrosivity, realizes the requirement in the presence of a harsh environment to corrosion resistance.

Finally illustrate, above example is only used to illustrate the technical solution of the utility model and unrestricted, although ginseng The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent, without deviating from the objective and model of technical solutions of the utility model Enclose, it all should cover in the middle of right of the present utility model.

Claims (10)

1. a kind of lock unblock convenience back seat rumble seat with improving, including backrest frames and backrest frames rotate connection Seat cushion framework and located at seat cushion framework ground lock；It is characterized in that：Also include that one is used to drivingly lock the unblock being unlocked Mechanism, the unlocking mechanism using backrest frames rotated to seat cushion framework when power as drivingly locking the driving being unlocked Power.

It is 2. according to claim 1 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：The solution Latch mechanism includes shifting block, power plate and drag-line, and the shifting block is connected with backrest frames and can be described with backrest frames synchronous axial system Power plate is connected to seat cushion framework and drives rotation, one end of the drag-line and the solution closing piece of ground lock by shifting block by axis of rotation It is connected, the other end is connected with power plate, solution closing piece is driven by drag-line when the power plate is rotated.

It is 3. according to claim 2 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：Described group It is connected by a linkage board between block and power plate；The linkage board is connected to seat cushion framework and is located at power by axis of rotation The inner side of plate, the edge of the power plate extends forward the drag-line linking arm to be formed for being connected with drag-line, the linkage board The surface being in contact with power plate extends perpendicularly outward the trailing arm to be formed for support drag-line linking arm, and the trailing arm connects with drag-line The contact surface of arm is connect for power transfer surface, drives power plate back rotation to be driven with by drag-line during the linkage board back rotation Solution closing piece.

It is 4. according to claim 3 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：The solution Latch mechanism also includes that one is used to make the return springs I of the linkage board homing for rotating forward；Hang down on the surface of the power plate Directly stretch out to form reset arm I, the surface of the linkage board extends perpendicularly outward to form reset arm II, the Flexible Reset One end of part I is connected to the reset arm I, other end and is connected to reset arm II.

It is 5. according to claim 4 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：The solution Latch mechanism also includes a fixed support and the return springs II for making the power plate homing of back rotation；The fixation Support includes base plate, and the base plate is fixedly connected on seat cushion framework and is located at the inner side of linkage board；The surface of the base plate is vertical Stretch out to form reset arm III, the surface of the power plate extends perpendicularly outward to form reset arm IV, the return springs II one end is connected to the reset arm III, other end and is connected to reset arm IV.

It is 6. according to claim 5 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：It is described multiple Position elastic component I and/or return springs II are extension spring structure.

It is 7. according to claim 5 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：It is described Dynamic plate is provided with columned column cap, and the bottom of the shifting block coordinates the face for contacting to be arc surface with the shaft of column cap.

It is 8. according to claim 7 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：The post Head is located on linkage board in the way of it can be rotated from axle.

It is 9. according to claim 5 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：Described group Block is plate-like, and the side plate of backrest frames is fixed in the upper end of shifting block, and the cross-sectional area of shifting block is gradually reduced from top to bottom.

It is 10. according to claim 5 lock the back seat rumble seat for unlocking convenience with improving, it is characterised in that：It is described Drag-line includes steel wire rope and is arranged sleeve pipe on a steel cord, the steel wire rope be respectively arranged at two ends with for drag-line linking arm The first end joint of cooperation and the second end joint for coordinating with solution closing piece, described sleeve pipe are respectively arranged at two ends with first Sheath and the second sheath；Diameter of the aperture of first sheath and the second sheath less than steel wire rope so that steel wire rope and first It is interference fit between sheath, the second sheath；First sheath, the outer surface of the second sheath are equipped with annular groove, the base plate Lower edge is extended perpendicularly outward to form sheath fixed plate I, and the seat cushion framework is provided with sheath fixed plate II, and the sheath is fixed It is equipped with plate I and sheath fixed plate II and coordinates fixed U-shaped mouth with annular groove, and the oral area of U-shaped mouth is throat structure.