Automatically turn down automotive seat
Technical field
The present invention relates to a kind of automotive seat, especially a kind of automotive seat that can automatically turn down.
Background technology
The passage of microvan second row of seats one side is added with a Collapsible seat usually, Collapsible seat can be opened when the passenger is many and make in car to increase a seat, can be by folding perpendicular second row of seats one side that leans against of folding seat when the passenger is few, or the 3rd the passenger of row on seat be the passage of abdicating the 3rd row's seat passenger getting off car need to get off the time, also need folding the erecting of folding seat leaned against to second row of seats one side, in order to abdicate the passage of the 3rd row's seat passenger getting off car.Current this folding seat is when needs are folding, after being sitting in passenger on this folding seat and standing up, first to manually backrest be folded to equal with cushion, by the passenger, hand is reached to seat bottom and rotate release lever, firmly folding seat integral body made progress again and, after infolding, folding the erecting of folding seat could be leaned against to second row of seats one side.This folding seat has the following disadvantages: need fold manually, the integrated automation degree is not high, because the release lever position is hidden, operate extremely inconvenient, can bring more how inconvenience for the passenger who is unfamiliar with the car inner structure, in addition when emergency episode occurs, after the passenger who is sitting in passage limit Collapsible seat stands up to withdraw, because Collapsible seat can not auto-folder, can not give timely to be sitting in row's passenger thereafter and to abdicate passage.At present, also have in the industry some can realize the automotive seat of turnover automatically, but its major part all exist complex structure, high in cost of production defect.
Summary of the invention
The purpose of this invention is to provide a kind of automatic turnover automotive seat that can realize automatic turnover.
The technical scheme that the present invention adopts for achieving the above object is: a kind of automatic turnover automotive seat, these automotive seat comprise and adding by the frame pipe, add by connecting panel, add base frame tube, add a transverse tube, seat is by connecting panel, add by connecting panel and be fixedly connected on respectively two ends that add by frame pipe bottom side, add a transverse tube and be connected to the two end inboards that add base frame tube, seat by connecting panel respectively by bolt with add base frame tube, the mounting hole added by connecting panel connects, seat by connecting panel and add by between connecting panel, be provided with add by the frame pipe be not subject to external force when pushing make to add by the frame pipe can be automatically the folding backrest response agency added on base frame tube that leans against forward, add base frame tube one side and be connected with the connecting panel I that adds to its inboard extension, add a transverse tube and add a connecting panel I opposite position inboard and be connected with and add a connecting panel II, add a connecting panel I and add a connecting panel II and be connected with respectively the L shaped strut bar to the backward outer bending of downward-extension, the intersegmental turnover cross bar that is connected with of two L shaped strut bar outwards, two L shaped strut bars with add a connecting panel I, adding between a connecting panel II turnover cross bar be provided with between two L shaped strut bars is not subject to external force when pushing that two L shaped strut bars can make progress automatically to fold to lean against the upset response agency added on base frame tube, base frame tube one side that adds above two L shaped strut bars is connected with two contiguous blocks, be connected with connecting rod between two contiguous blocks, be connected with the push rod of connecting rod swing relatively on connecting rod, both sides, push rod below are respectively arranged with chute, the chute of both sides lays respectively at the upside of turnover cross bar, the adapter shaft two ends of push rod bottom are respectively equipped with the bearing that can roll in chute, two chute bottoms also are provided with the release rotating shaft parallel with adapter shaft, be vertically connected on the solution lock support in the release rotating shaft and be connected to the release spring of release rotating shaft upper support solution lock support, when the adapter shaft of separating lock support and push rod bottom holds mutually, push rod is holded up, the bearing of adapter shaft both sides, push rod bottom is pressed on chute on the turnover cross bar between two L shaped strut bars, the turnover cross bar is stressed to be propped up two L shaped strut bars to be supported on to add base frame tube and adds a transverse tube bottom, after turning the adapter shaft of separating lock support release push rod bottom in the release rotating shaft, the bearing at adapter shaft two ends inwardly rolls in chute, push rod is with the bearing introversion at adapter shaft two ends, the chute at two ends discharges the turnover cross bar, the upset response agency drives automatic upwards folding the leaning against of two L shaped strut bars and adds base frame tube one side.
Further technical scheme of the present invention is: at release rotating shaft one end, extend and be provided with release lever, the release rotating shaft other end is fixedly connected with the release connecting rod, release connecting rod inboard be connected with that an end is connected with it and the other end with add the drag-line be connected by connecting panel, adding by frame pipe folding leaning against while adding on base frame tube forward, drag-line inwardly draws the drive release rotating shaft of release connecting rod and separates in lock support and turns, and turns and separates the adapter shaft that lock support discharges the push rod bottom.
Further technical scheme more of the present invention is: be connected with the drag-line limiting stopper outside adding a transverse tube, described drag-line is fixedly connected on release connecting rod inboard through drag-line limiting stopper one end, and the other end is fixedly connected on and adds by connecting panel.
Further technical scheme of the present invention is: in the L shaped strut bar outer rim near adding by connecting panel one side, be connected with the drag-line locating piece that passes and locate drag-line for drag-line.
Further technical scheme of the present invention is: described backrest response agency is for being connected to seat by connecting panel and adding by assembling bolt I between connecting panel and pull back spring I, seat leans on connecting panel and adds by connecting panel and is respectively equipped with assembling bolt mounting hole I and location hole of the spring I, the assembling bolt I is arranged in assembling bolt mounting hole I through after the pull back spring I again, and two free ends of pull back spring I are located respectively and are present by connecting panel and add by connecting panel location hole of the spring I.
Further technical scheme of the present invention is: described upset response agency is for being connected to two L shaped strut bars and adding a connecting panel I, add assembling bolt II and pull back spring II between a connecting panel II, add a connecting panel I, add a connecting panel II and be respectively equipped with assembling bolt mounting hole II with on corresponding L shaped strut bar, the assembling bolt II is arranged in assembling bolt mounting hole II through after the pull back spring II again.
Owing to adopting said structure, the present invention's automatically turnover automotive seat have following beneficial effect: during use first by chair mounted of the present invention on the overhead bits of microvan second row of seats one wing passage, when nobody sits on the seat, adding by the frame pipe not pushed by external force, in the backrest response agency under the effect of pull back spring I, add can automatically fold to lean against forward by the frame pipe and add on base frame tube, adding by the frame pipe forward in folding process, add by connecting panel and also rotate forward, add in the process of rotating forward by connecting panel and strain drag-line, drag-line inwardly draws the release connecting rod, the release connecting rod inwardly rotates to drive the release rotating shaft and separate in lock support and turns, separate the adapter shaft that lock support discharges the push rod bottom, support adds base frame tube and adds base frame tube one side with automatic upwards folding the leaning against of the L shaped strut bar that adds a transverse tube, therefore this seat can be realized turnover automatically, as long as the passenger who is sitting on this seat stands, seat just can be realized turnover automatically, when emergency episode occurs, after being sitting in passenger on seat of the present invention and standing up to withdraw, seat is the energy auto-folder at once, can abdicate tunnel escape to timely the passenger who sits in the back row, rise after one's death and add by frame pipe and L shaped strut bar without hand foldable the passenger.
Below in conjunction with drawings and Examples, the present invention being turned down to automotive seat automatically is described further.
The accompanying drawing explanation
Fig. 1 is the lateral plan that the present invention turns down automotive seat automatically;
Fig. 2 is the block diagram that the present invention turns down automotive seat automatically;
Fig. 3 turns down the block diagram of automotive seat other direction automatically shown in Fig. 2;
Fig. 4 turns down the block diagram of automotive seat other direction automatically shown in Fig. 2.
The main element label declaration: 1-add by the frame pipe, 2-add by connecting panel, 3-drag-line, 4-seat is by connecting panel, 5-L shaped strut bar, 6-push rod, 7-release connecting rod, 8-chute, 9-adapter shaft, 10-release spring, 11-solution lock support, 12-turnover cross bar, 13-lever, 14-release lever, 15-add base frame tube, 16-contiguous block, 17-connecting rod, 18-assembling bolt I, 19-pull back spring I, 20-add a transverse tube, 21-drag-line limiting stopper, 22-drag-line locating piece, 23-short column, 24-release rotating shaft, 25-sleeve, 26-bearing, 27-add a connecting panel I, 28-assembling bolt II, 29-pull back spring II, 30-stirrup, 31-add a connecting panel II, 32-pin.
The specific embodiment
As shown in Figures 1 to 4, the present invention turns down automotive seat (be called for short " automotive seat ") automatically, and these automotive seat comprise and add by frame pipe 1, add by connecting panel 2, add base frame tube 15, add a transverse tube 20, seat is by connecting panel 4.Add base frame tube 15 for the skeleton of motor vehicle seat back, add base frame tube 15 for the skeleton of automobile seat cushion.
Described adding by connecting panel 2, be fixedly connected on respectively two ends that add by frame pipe 1 bottom side, add a transverse tube 20 and be connected to the two end inboards that add base frame tube 15, seat is connected with the mounting hole that adds base frame tube 15, add by connecting panel 2 by bolt respectively by connecting panel 4, and seat is by connecting panel 4 and add by being provided with between connecting panel 2 and make to add by frame pipe 1 and can automatically fold and lean against the backrest response agency added on base frame tube 15 forward adding while by frame pipe 1, not pushed by external force.Described backrest response agency is for being connected to seat by connecting panel 4 and adding by assembling bolt I 18 between connecting panel 2 and pull back spring I 19, seat leans on connecting panel 4 and adds by connecting panel 2 and is respectively equipped with assembling bolt mounting hole I and location hole of the spring I, assembling bolt I 18 is arranged in assembling bolt mounting hole I through after pull back spring I 19 again, and two free ends of pull back spring I 19 are located respectively and are present by connecting panel 4 and add by connecting panel 2 location hole of the spring I.
Add base frame tube 15 1 sides and be connected with the connecting panel I 27 that adds to its inboard extension, add a transverse tube 20 and add a connecting panel I 27 opposite position inboards and be connected with and add a connecting panel II 31, add a connecting panel I 27 and add a connecting panel II 31 and be connected with respectively the L shaped strut bar 5 extended to the backward outer bending of downward-extension, be connected with turnover cross bar 12 between two L shaped strut bar 5 outward sections (being horizontal segment), also be connected with pin 32 between two L shaped strut bar 5 outward sections, pin 32 is positioned at turnover cross bar 12 inboards, also be connected with stirrup 30 between two L shaped strut bar 5 upper ends, also be connected with the short column 23 that can be supported on automobile below two L shaped strut bar 5 bending places.Two L shaped strut bars 5 and add a connecting panel I 27, add 31 of connecting panel II and be provided with when turnover cross bar 12 5 of two L shaped strut bars is not subject to the external force pushing and two L shaped strut bars 5 can make progress automatically fold to lean against the upset response agency added on base frame tube 15.Described upset response agency is for being connected to two L shaped strut bars 5 and adding a connecting panel I 27, add assembling bolt II 28 and pull back spring II 29 between a connecting panel II 31, add a connecting panel I 27, add a connecting panel II 31 and be respectively equipped with assembling bolt mounting hole II with on corresponding L shaped strut bar 5, assembling bolt II 28 is arranged in assembling bolt mounting hole II through after pull back spring II 29 again.
Base frame tube 15 1 sides that add above two L shaped strut bars 5 are connected with two contiguous blocks 16, two 16 of contiguous blocks are connected with connecting rod 17, be connected with the push rod 6 that connecting rod 17 swings relatively on connecting rod 17, push rod 6 both sides, below are respectively arranged with chute 8, and the chute 8 of both sides lays respectively at the upside of the turnover cross bar 12 of 5 of two L shaped strut bars.Adapter shaft 9 two ends of push rod 6 bottoms are respectively equipped with the bearing 26 that can roll in chute 8, and adapter shaft 9 is fixedly connected on two push rod 6 bottoms.Two chute 8 bottoms also are provided with the release rotating shaft 24 parallel with adapter shaft 9, be vertically connected on the solution lock support 11 in release rotating shaft 24 and be connected to the release spring 10 of release rotating shaft 24 upper support solution lock supports 11, outside chute 8 bottom release rotating shafts 24, also are provided with sleeve 25.When the adapter shaft 9 of separating lock support 11 and push rod 6 bottoms holds mutually, push rod 6 is holded up, the bearing 26 of push rod 6 bottom adapter shaft 9 both sides is pressed on chute 8 on the turnover cross bar 12 of 5 of two L shaped strut bars, turnover cross bar 12 is stressed to be propped up two L shaped strut bars 5 to be supported on add base frame tube 15 and add a transverse tube 20 bottoms, after turning the adapter shaft 9 of separating lock support 11 release push rod 6 bottoms in release rotating shaft 24, the bearing 26 at adapter shaft 9 two ends inwardly rolls in chute 8, push rod 6 is with bearing 26 introversions at adapter shaft 9 two ends, the chute 8 at two ends discharges turnover cross bar 12(and no longer compresses turnover cross bar 12), the pull back spring II 29 of upset response agency reset drive two L shaped strut bars 5 automatically upwards folding leaning against add base frame tube 15 1 sides.
Extend and be provided with release lever 14 in release rotating shaft 24 1 end bendings, release rotating shaft 24 other ends are fixedly connected with release connecting rod 7.Be externally connected with one by the chute 8 of release lever 14 1 sides and prevent the outer lever 13 turned of release lever 14.Release connecting rod 7 inboards be connected with that an end is connected with it and the other end with add the drag-line 3 be connected by connecting panel 2, drag-line 3 is connected to adding by connecting panel 2 near L shaped strut bar 5 one sides.Adding by frame pipe 1 folding leaning against while adding on base frame tube 15 forward, drag-line 3 inwardly draws release connecting rod 7, and release connecting rod 7 drives release rotating shafts 24 and separates in lock support 11 and turns, and turns and separates the adapter shaft 9 that lock support 11 discharges push rod 6 bottoms.Be connected with drag-line limiting stopper 21 adding a transverse tube 20 outsides, described drag-line 3 is fixedly connected on release connecting rod 7 inboards through drag-line limiting stopper 21 1 ends, and the other end is fixedly connected on adding by connecting panel 2 near L shaped strut bar 5 one sides.Near add L shaped strut bar 5 outer rims by connecting panel 2 one sides be connected with polylith for drag-line 3 through for locating the drag-line locating piece 22 of drag-line 3.Drag-line limiting stopper 21 avoids it arbitrarily to extend hinged other element for limiting drag-line 3 positions, and impact is used, and drag-line locating piece 22 is for locating the trend of drag-line 3.
When using automotive seat of the present invention, first it is arranged on the annex position of a side of microvan second row of seats, while having the passenger to be sitting on these automotive seat, add by frame pipe 1 and hold up, the pull back spring I 19 of backrest response agency is stressed, push rod 6 is holded up solution lock support 11 and is held adapter shaft 9, the bearing 26 of adapter shaft 9 both sides is pressed on chute 8 on the turnover cross bar 12 of 5 of two L shaped strut bars, and turnover cross bar 12 is stressed to be propped up two L shaped strut bars 5 to be supported on add base frame tube 15 and add a transverse tube 20 bottoms.When sitting on the seat without the passenger, add while by frame pipe 1, not being subject to the external force pushing, in the backrest response agency under the effect of pull back spring I 19, add can automatically fold to lean against forward by frame pipe 1 and add on base frame tube 15, adding by frame pipe 1 forward in folding process, add by connecting panel 2 and also rotate forward, add tension drag-line 3 in the process of rotating forward by connecting panel 2, drag-line 3 inwardly draws release connecting rod 7, release connecting rod 7 inwardly rotates to drive release rotating shaft 24 and separate in lock support 11 and turns, separate the adapter shaft 9 that lock support 11 discharges push rod 6 bottoms, support adds base frame tube 15 and adds on base frame tube 15 with automatic upwards folding the leaning against of the L shaped strut bar 5 that adds a transverse tube 20.When emergency episode occurs, after being sitting in passenger on seat of the present invention and standing up to withdraw, seat may auto-folder, can abdicate tunnel escape to timely the passenger who sits in the back row.Certainly, without emergency episode the time, also can make to separate the adapter shaft 9 that lock support 11 discharges push rod 6 bottoms by the release lever 14 that manually inwardly turns release rotating shaft 24 1 ends.
The present invention is not limited to the cited form of above-described embodiment, as also available other roller replacement of bearing of adapter shaft both sides, as long as the conversion done within the scope of the invention all belongs to category of the present invention.