CN109606213B - Seat with one-key unlocking turnover mechanism - Google Patents
Seat with one-key unlocking turnover mechanism Download PDFInfo
- Publication number
- CN109606213B CN109606213B CN201910055308.9A CN201910055308A CN109606213B CN 109606213 B CN109606213 B CN 109606213B CN 201910055308 A CN201910055308 A CN 201910055308A CN 109606213 B CN109606213 B CN 109606213B
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- turnover
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- rotating plate
- plates
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- 230000007306 turnover Effects 0.000 title claims abstract description 67
- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 238000005096 rolling process Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/12—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable and tiltable
-
- 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
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/14—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable rotatable, e.g. to permit easy access
- B60N2/146—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable rotatable, e.g. to permit easy access characterised by the locking device
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention relates to a seat with a one-key unlocking turnover mechanism, which comprises a seat frame and a backrest framework, wherein the positions, close to the rear ends, of two sides of the seat frame are respectively connected with seat cushion side plates, the bottom ends of the backrest framework are respectively connected with the upper ends of the rear sides of the two seat cushion side plates, the rear sides of the bottom ends of the seat cushion side plates are connected with ground locks, the backrest framework is provided with a ground lock unlocking handle, a ground lock stay rope is connected between the ground lock unlocking handle and the ground lock, the ground lock can be unlocked by pulling the ground lock unlocking handle through the ground lock stay rope, and the seat also comprises a front turnover assembly and a rear turnover assembly which are used for driving the whole seat to turn forward and turn backward when the ground lock is unlocked, and a turnover bracket assembly which is used for keeping the seat in a turnover state is arranged on the lower side of the seat frame and hinged with the bottom ends of the seat frame. The turnover mechanism of the seat has the advantages of simple structure, less parts and low production cost.
Description
Technical Field
The invention relates to the technical field of automobile seats, in particular to a seat with a one-key unlocking turnover mechanism.
Background
At present, SUV, MPV type sedan is provided with three rows of seats in the car generally, in the use, in order to facilitate passengers entering the third row of seats, the front row of seats are required to be overturned forwards for a certain angle and move forwards for a certain distance to give up enough space, so that an easy-to-enter unlocking mechanism is arranged on the middle row of seats to achieve the aim of giving up position, however, the existing easy-to-enter unlocking mechanism is usually operated by a shoulder unlocking box to unlock the ground lock of the seats, so that the front row of seats are integrally overturned forwards for a certain angle, and the space is reserved for facilitating the passengers of the rear row to get in and out. The rotating assembly of the existing seat is arranged on the lower side of the seat cushion, and has the advantages of complex structure, large number of parts, complex production process and high production cost.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a seat with a one-key unlocking turnover mechanism.
The technical scheme adopted by the invention for achieving the purpose is as follows: the utility model provides a take one key unblock tilting mechanism's seat, including seat frame and back skeleton, the seat frame both sides are connected with the seatpad sideboard respectively by the position of rear end, back skeleton bottom is connected with two seatpad sideboard rear side upper ends respectively, seatpad sideboard bottom rear side is connected with the ground lock, be equipped with ground lock unblock handle on the back skeleton, be connected with the ground lock cable between ground lock unblock handle and the ground lock, pull ground lock unblock handle can pass through ground lock cable unblock ground lock, still include the upset subassembly around being used for driving the whole seat of seat and overturning the support subassembly that is used for keeping the seat at the upset state when the ground lock unblock, the upset subassembly sets up in the seat frame downside and articulates each other with the seat frame bottom, upset support subassembly sets up in the seat frame front end downside.
The invention further adopts the technical scheme that: the front-back overturning assembly comprises a pair of sliding rail connecting plates, a pair of front rotating plates, a pair of rear rotating plates and a pair of rotary power-assisted plate springs, wherein the upper ends of the pair of front rotating plates are respectively hinged with two seat frame switching seats at the lower sides of the front ends of the seat frames, the lower ends of the pair of front rotating plates are respectively hinged with the side walls protruding from the inner sides of the front ends of the corresponding sliding rail connecting plates, a synchronous connecting rod I is connected between the two front rotating plates, the lower ends of the pair of rear rotating plates are respectively hinged with the side walls protruding from the middle positions of the corresponding sliding rail connecting plates, the upper ends of the pair of rear rotating plates are respectively hinged with the lower sides of the front ends of the corresponding seat cushion side plates, a synchronous connecting rod II is connected between the two rear rotating plates, the seat frames and the seat cushion side plates at the rear ends of the seat frame are respectively hinged with the seat frame switching seats, the front rotating plates, the rear rotating plates and the sliding rail connecting plates are respectively installed outside pin shafts hinged with the corresponding sliding rail connecting plates.
The invention further adopts the technical scheme that: the outer surface of the rear rotating plate is outwards provided with a hanging lug which is buckled with a stretching hook of the rotary booster plate spring in a protruding mode, when the ground lock is in a locking state, the rotary booster plate spring is stretched by the rear rotating plate which deflects backwards to be in a stretching state, and after the local lock is unlocked, the front rotating plate and the rear rotating plate of the four-bar mechanism respectively rotate forwards relative to the sliding rail connecting plate under the action of forward rotation force of the rotary booster plate spring, so that the whole seat is turned forwards.
The invention further adopts the technical scheme that: the front rotating plate is a metal plate with an arc-shaped front end outline and a linear rear end outline, the upper end of the seat frame adapter seat is welded and fixed with the lower side of the front end seat frame, the upper end of the front rotating plate is hinged with the bottom end of the seat frame adapter seat through a bolt, and the lower end of the front rotating plate is hinged with the side wall protruding from the inner side of the front end of the slide rail connecting plate through a bolt; the rear rotating plate is a strip-shaped metal plate, the lower end of the rear rotating plate is hinged with the side wall of the slide rail connecting plate, which is arranged in a protruding mode near the middle position, through a bolt, and the upper end of the rear rotating plate is hinged with the lower side of the front end of the seat cushion side plate through a bolt.
The invention further adopts the technical scheme that: the inner side surface of the front rotating plate is connected with a sliding rail unlocking pin near the bottom end, and the sliding rail unlocking pin moves upwards along with the rotation of the front rotating plate to push the sliding rail unlocking rod to unlock the sliding rail in the forward rotating process of the front rotating plate relative to the sliding rail connecting plate.
The invention further adopts the technical scheme that: and a limiting pin for preventing the rear rotating plate from excessively swinging down is connected between two side walls of the rear end of the sliding rail connecting plate.
The invention further adopts the technical scheme that: the turnover support assembly comprises a roller, a turnover support and a roller support, wherein the turnover support is a strip-shaped metal plate, the turnover support is connected to the outer surface of the front rotating plate, the roller is connected to the outer surface of the turnover support, the roller support is fixedly connected to the front end of the sliding rail connecting plate, the front end of the roller support protrudes out of the front end of the turnover support, the roller support is located at the lower side of the turnover support, the front end of the roller support protrudes out of the front end of the turnover support, a rolling surface for the roller to roll on is arranged at the upper end of the roller support, a groove is concavely arranged at the front end of the roller support, the roller rolls forwards on the rolling surface of the roller support in the whole forward turnover process of the seat, and the roller rolls forwards from the rolling surface to the groove downwards when the whole seat is turned to the highest point, so that the seat is kept in a turnover state.
The invention further adopts the technical scheme that: the rear end of the turnover support is provided with a connecting hole I, the front end of the turnover support is provided with a connecting hole II, the bolt fixedly connects the rear end of the turnover support to the position close to the rear side of the front rotating plate through the connecting hole I, the position close to the front end of the front rotating plate is provided with a guide groove, when the idler wheel is connected to the outer surface of the turnover support through a turnover pin, the inner side of the turnover pin passes through the connecting hole II at the front end of the turnover support and then is positioned in the guide groove of the front rotating plate, the idler wheel is connected to the position close to the tail end outside the turnover pin and is fixed on the turnover pin through a clamping ring I, and when the idler wheel rolls on the idler wheel support, the turnover pin slides to the lower end of the guide groove from the upper end of the guide groove.
The seat with the one-key unlocking and overturning mechanism has the following beneficial effects: the front rotating plate, the seat frame component, the rear rotating plate and the sliding rail connecting plate form a four-bar mechanism, the front rotating plate and the rear rotating plate can drive the seat frame to swing back and forth relative to the sliding rail connecting plate, a rotary power plate spring is arranged at the hinge joint of the lower end of the rear rotating plate and the sliding rail connecting plate, and when the local lock is unlocked, the front rotating plate and the rear rotating plate of the four-bar mechanism can stably drive the seat to integrally overturn forwards under the action of the rotary power plate spring; according to the invention, the lower cushion rotating assembly is canceled, the overturning bracket assembly is arranged at the lower side of the front end of the seat frame, and when the idler wheels of the overturning bracket assembly move to the concave positions along the tracks of the upper side and the front side of the idler wheel bracket in overturning movement, the gravity center of the whole seat after overturning is downward and is arranged on the idler wheel bracket, and the seat can be kept in an overturning state in a stress balance manner, so that the seat is kept in the overturning state and can be pushed to move forwards relative to the sliding rail; the turnover support assembly is simple in structure, the number of parts is reduced, the complexity of the part structure is reduced, the development cost of the die is reduced, and the procedures of part welding and assembly are optimized.
The seat with the one-key unlocking and turning mechanism according to the present invention will be further described with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of a seat with a one-key unlocking and tilting mechanism according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the connection of the seat frame to the front-to-rear flip assembly and flip bracket assembly;
FIG. 4 is a schematic view of the structure of the seat with the one-key unlocking and tilting mechanism of the present invention when the ground lock is unlocked;
FIG. 5 is an enlarged view of a portion at B of FIG. 4;
FIG. 6 is a schematic view of the seat flipped forward on the basis of FIG. 4;
FIG. 7 is an enlarged fragmentary view at C of FIG. 6;
FIG. 8 is a schematic view of the seat on the basis of FIG. 6 with the seat continuing to flip forward to the highest point;
FIG. 9 is an enlarged partial view at D of FIG. 8;
Reference numerals illustrate: the novel bicycle comprises a backrest framework, a seat cushion side plate, a 3-sliding rail, a 4-rear rotating plate, a 5-stretching hook, a 6-hanging lug, a 7-rotating boosting plate spring, a 8-sliding rail connecting plate, a 9-roller bracket, a 10-roller, a 11-synchronous connecting rod I, a 12-front rotating plate, a 13-seat frame adapter, a 14-seat frame, a 15-overturning bracket, a 16-ground locking cable, a 17-ground locking unlocking handle, a 18-groove, a 19-rolling surface, a 20-clamping ring I, a 21-guiding groove, a 22-overturning pin, a 23-clamping ring II, a 24-ground locking, a 25-locking rod, a 26-limiting pin, a 27-sliding rail unlocking pin and a 28-sliding rail unlocking rod.
Detailed Description
As shown in fig. 1 to 3, the seat with the one-key unlocking and turning mechanism comprises a seat frame 14 and a backrest framework 1, wherein seat cushion side plates 2 are respectively connected to the positions, close to the rear ends, of two sides of the seat frame 14, the bottom ends of the backrest framework 1 are respectively connected with the upper ends of the rear sides of the two seat cushion side plates 2, a ground lock 24 is connected to the rear sides of the bottom ends of the seat cushion side plates 2, a ground lock unlocking handle 17 is arranged on the backrest framework 1, a ground lock stay cable 16 is connected between the ground lock unlocking handle 17 and the ground lock 24, and the ground lock 24 can be unlocked by pulling the ground lock unlocking handle 17 through the ground lock stay cable 16. The invention also includes a front-to-rear flip assembly for urging the entire seat forward when the ground lock 24 is unlocked and a flip bracket assembly for holding the seat in a flipped state. The front-rear tilting assembly is disposed at the lower side of the seat frame 14 and hinged to the bottom end of the seat frame 14, and the tilting bracket assembly is disposed at the lower side of the front end of the seat frame 14.
The front-back overturning assembly comprises a pair of slide rail connecting plates 8, a pair of front rotating plates 12, a pair of rear rotating plates 4 and a pair of rotary power-assisted plate springs 7. The upper ends of the pair of front rotating plates 12 are respectively hinged with two seat frame adapter seats 13 at the lower sides of the front ends of the seat frames 14, the lower ends of the pair of front rotating plates 12 are respectively hinged with the side walls protruding from the inner sides of the front ends of the corresponding slide rail connecting plates 8, and a synchronous connecting rod I11 is connected between the two front rotating plates 12. The front rotating plate 12 is a metal plate with an arc-shaped front end outline and a linear rear end outline, the upper end of the seat frame adapter 13 is welded and fixed with the lower side of the front end seat frame 14, the upper end of the front rotating plate 12 is hinged with the bottom end of the seat frame adapter 13 through bolts, and the lower end of the front rotating plate 12 is hinged with the side wall protruding from the inner side of the front end of the slide rail connecting plate 8 through bolts. The lower ends of the pair of rear rotating plates 4 are respectively hinged with the corresponding side walls of the slide rail connecting plates 8 protruding towards the middle, the upper ends of the pair of rear rotating plates 4 are respectively hinged with the lower sides of the front ends of the corresponding seat cushion side plates 2, and a synchronous connecting rod II is connected between the two rear rotating plates 4. The rear rotating plate 4 is a strip-shaped metal plate, the lower end of the rear rotating plate 4 is hinged with the side wall of the slide connecting plate 8 protruding towards the middle through a bolt, the upper end of the rear rotating plate 4 is hinged with the lower side of the front end of the seat cushion sideboard 2 through a bolt, and the slide connecting plate 8 on the lower side of the rear rotating plate 4 is also connected with a limiting pin 26 for limiting the excessive lower swing of the rear rotating plate 4. The seat frame 14, the seat frame adapter 13 at the lower side of the front end of the seat frame, and the seat cushion sideboard 2 at the rear end of the seat frame form a seat frame assembly, the front rotating plate 12, the seat frame assembly, the rear rotating plate 4 and the slide rail connecting plate 8 form a four-bar mechanism, and four hinge points of the four-bar mechanism are a hinge point E between the upper end of the front rotating plate 12 and the seat frame adapter 13, a hinge point F between the lower end of the front rotating plate 12 and the slide rail connecting plate 8, a hinge point G between the upper end of the rear rotating plate 4 and the lower side of the front end of the seat cushion sideboard 2 and a hinge point H between the lower end of the rear rotating plate 4 and the slide rail connecting plate 8. In the rotation process of the four-bar mechanism, the positions of two hinge points FH are unchanged, the front rotating plate 12 and the rear rotating plate 4 which are connected with the front end and the middle part of the slide rail connecting plate 8 swing forwards relative to the hinge positions of the upper end and the lower end of the front rotating plate 12 and the rear rotating plate 4 respectively, and the two hinge points EG change along with the rotation of the front rotating plate 12 and the rear rotating plate 4.
The pair of rotary power-assisted plate springs 7 are respectively arranged outside the pin shafts hinged with the lower ends of the two rear rotating plates 4 and the corresponding slide rail connecting plates 8, and the rotary power-assisted plate springs 7 are positioned outside the pin shafts through the clamping rings II. The outer surface of the rear rotating plate 4 is outwards provided with a hanging lug 6 which is buckled with a stretching hook 5 of the rotating booster plate spring 7, and when the ground lock 24 is in a locking state, the rotating booster plate spring 7 is stretched by the rear rotating plate 4 which deflects backwards to be in a stretching state. A limiting pin 26 for preventing the rear rotating plate 4 from excessively swinging down is connected between the two side walls of the rear end of the slide rail connecting plate 8. The inner side surface of the front rotating plate 12 is connected with a slide rail unlocking pin 27 near the bottom end, and in the forward rotating process of the front rotating plate 12 relative to the slide rail connecting plate 8, the slide rail unlocking pin 27 moves upwards along with the rotation of the front rotating plate 12 to push the slide rail unlocking rod 28 to unlock the slide rail 3, so that the slide rail unlocking rod 28 is not described in detail in the prior art. When the local lock 24 is unlocked, the front rotating plate 12 and the rear rotating plate 4 of the four-bar mechanism respectively rotate forwards relative to the slide rail connecting plate 8 under the action of the forward rotation force of the rotation assisting plate spring 7, so that the whole seat is turned forwards.
The turnover bracket assembly comprises a roller 10, a turnover bracket 15 and a roller bracket 9. The turnover support 15 is a strip-shaped metal plate, the turnover support 15 is connected to the outer surface of the front rotating plate 12, and the roller 10 is connected to the outer surface of the turnover support 15. The rear end of the turnover support 15 is provided with a connecting hole I, the front end of the turnover support 15 is provided with a connecting hole II, the rear end of the turnover support 15 is fixedly connected to the position near the rear side of the front rotating plate 12 through the connecting hole I by a bolt, the position near the front end of the front rotating plate 12 is provided with a guide groove 21, when the roller 10 is connected to the outer surface of the turnover support 15 through a turnover pin 22, the inner side of the turnover pin 22 passes through the connecting hole II at the front end of the turnover support 15 and then is positioned in the guide groove 21 of the front rotating plate 12, and the roller 10 is connected to the position near the tail end of the outer side of the turnover pin 22 and is fixed on the turnover pin 22 through a clamping ring I20. The guide groove 21 is a short arc groove with the bending radian approximately the same as that of the front arc of the front rotating plate 12. The roller support 9 is fixedly connected to the front end of the side wall protruding from the inner side of the front end of the sliding rail connecting plate 8, the roller support 9 is located on the lower side of the overturning support 15, the front end of the roller support 9 protrudes out of the front end of the overturning support 15, a rolling surface 19 on which the roller 10 rolls is arranged at the upper end of the roller support 9, a groove 18 is concavely formed in the rear side of the front end of the roller support 9, the roller 10 rolls forwards on the rolling surface 19 of the roller support 9 in the process that the front rotating plate 12 and the rear rotating plate 4 drive the seat to integrally overturn forwards, and the roller 10 rolls forwards and downwards into the groove 18 from the rolling surface 19 when the seat integrally overturns to the highest point, so that the seat is kept in an overturned state. During the forward tilting of the seat, the tilting pin 22 slides from the upper end of the guide groove 21 to the lower end of the guide groove 21 when the roller 10 rolls on the roller bracket 9.
As shown in fig. 4 and 5, when the lock release handle 17 is manually pulled, the ground lock cable 16 releases the ground lock 24, which is disengaged from the lock lever 25. When the local lock 24 is unlocked, as shown in fig. 6, the front turning plate 12 and the rear turning plate 4 of the four-bar mechanism are rotated forward relative to the slide connection plate 8, respectively, by the forward rotation force of the rotation assist leaf spring 7, so that the entire seat is turned forward. During the forward turning of the seat, the turning support 15 drives the rollers to roll forward on the rolling surface 19 at the upper end of the roller support 9. The slide release pin 27 moves upward during forward rotation of the front rotating plate 12 to push the slide release lever 28 to unlock the slide 3, as shown in fig. 7. When the front rotating plate 12 and the rear rotating plate 4 continue to swing forwards relative to the connecting plate of the sliding rail 3, the roller 10 rolls into the groove 18 at the front end of the roller bracket 9 from the rolling surface 19 of the roller bracket 9, the seat is overturned to the highest point, as shown in fig. 8 and 9, the roller 10 is positioned by the groove 18, the gravity center of the whole seat is downward after overturning and is arranged on the roller bracket 9, the seat can be kept in an overturned state in a stress balance manner, and the sliding rail 3 is unlocked, so that the seat can be directly pushed forwards to move forwards relative to the sliding rail 3, and a space is reserved for passengers at the rear row.
The above embodiments are merely preferred embodiments of the present invention, the structure of the present invention is not limited to the forms of the above embodiments, and any modifications, equivalents, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The seat with a one-key unlocking turnover mechanism comprises a seat frame and a backrest framework (1), wherein the seat frame (14) is respectively connected with seat cushion side plates (2) at positions close to the rear ends of the two sides, the bottom ends of the backrest framework (1) are respectively connected with the upper ends of the rear sides of the two seat cushion side plates (2), the rear sides of the bottom ends of the seat cushion side plates (2) are connected with a ground lock (24), the backrest framework (1) is provided with a ground lock unlocking handle (17), a ground lock stay cable (16) is connected between the ground lock unlocking handle (17) and the ground lock (24), the ground lock (24) can be unlocked by pulling the ground lock unlocking handle (17) through the ground lock stay cable (16), and the one-key unlocking turnover seat is characterized by further comprising a front turnover assembly and a rear turnover assembly for driving the whole seat to turn forward and a turnover support assembly for keeping the seat in a turnover state, the front-back overturning assembly is arranged at the lower side of the seat frame (14) and hinged with the bottom end of the seat frame (14), and the overturning bracket assembly is arranged at the lower side of the front end of the seat frame (14); the front-back overturning assembly comprises a pair of sliding rail connecting plates (8), a pair of front rotating plates (12), a pair of rear rotating plates (4) and a pair of rotary power-assisted plate springs (7), wherein the upper ends of the pair of front rotating plates (12) are respectively hinged with two seat frame adapter seats (13) at the lower sides of the front ends of seat frames (14), the lower ends of the pair of front rotating plates (12) are respectively hinged with the side walls protruding from the inner sides of the front ends of the corresponding sliding rail connecting plates (8), a synchronous connecting rod I (11) is connected between the two front rotating plates (12), the lower ends of the pair of rear rotating plates (4) are respectively hinged with the side walls protruding from the middle positions of the corresponding sliding rail connecting plates (8), the upper ends of the pair of rear rotating plates (4) are respectively hinged with the lower sides of the front ends of the corresponding seat cushion side plates (2), a synchronous connecting rod II is connected between the two rear rotating plates (4), a seat frame (14), a seat frame adapter (13) at the lower sides of the front ends of the seat frame and the seat cushion side plates (2) at the rear ends of the seat frame, form a seat frame assembly, a four-connecting rod mechanism by the front rotating plates (12), the seat frame assembly, the rear rotating plates (4) and the sliding rail connecting plates (8), and a pair of rotary power-assisted plate springs (7) are respectively arranged outside pin shafts hinged with the lower ends of the two rear rotating plates (4) and the corresponding sliding rail connecting plates (8); the turnover support assembly comprises a roller (10), a turnover support (15) and a roller support (9), wherein the turnover support (15) is a strip-shaped metal plate, the turnover support (15) is connected to the outer surface of the front rotating plate (12), the roller (10) is connected to the outer surface of the turnover support (15), the roller support (9) is fixedly connected to the front end of the sliding rail connecting plate (8) and the front end of the side wall protrudes inwards, the roller support (9) is positioned at the lower side of the turnover support (15) and the front end protrudes outwards from the front end of the turnover support (15), the upper end of the roller support (9) is provided with a rolling surface (19) for the roller (10) to roll on, the front end of the roller support (9) is concavely provided with a groove (18), in the process that the front rotating plate (12) and the rear rotating plate (4) drive the whole seat to overturn forwards, the roller (10) rolls forwards on the rolling surface (19) of the roller bracket (9), and when the whole seat is overturned to the highest point, the roller (10) rolls forwards and downwards into the groove (18) through the rolling surface (19), so that the seat is kept in an overturned state; the rear end of the turnover support (15) is provided with a connecting hole I, the front end of the turnover support (15) is provided with a connecting hole II, the rear end of the turnover support (15) is fixedly connected with the position near the rear side of the front rotating plate (12) through the connecting hole I by a bolt, the position near the front end of the front rotating plate (12) is provided with a guide groove (21), when the roller (10) is connected with the outer surface of the turnover support (15) through a turnover pin (22), the inner side of the turnover pin (22) passes through the connecting hole II at the front end of the turnover support (15) and then is positioned in the guide groove (21) of the front rotating plate (12), the roller is connected with the position near the tail end of the outer side of the turnover pin (22) and is fixed on the turnover pin (22) through a clamping ring I (20), during the forward overturning process of the seat, when the roller (10) rolls on the roller bracket (9), the overturning pin (22) slides from the upper end of the guide groove (21) to the lower end of the guide groove (21).
2. The seat with the one-key unlocking and turning mechanism according to claim 1, wherein the outer surface of the rear rotating plate (4) is provided with a hanging lug (6) which is buckled with a stretching hook (5) of the rotating booster plate spring (7) in an outward protruding mode, when the ground lock (24) is in a locking state, the rotating booster plate spring (7) is stretched by the rear rotating plate (4) which deflects backwards to be in a stretching state, and when the local lock (24) is unlocked, the front rotating plate (12) and the rear rotating plate (4) of the four-bar mechanism rotate forwards relative to the sliding rail connecting plate (8) respectively under the forward rotating force of the rotating booster plate spring (7) so that the whole seat turns forwards.
3. The seat with the one-key unlocking and overturning mechanism according to claim 1, wherein the front rotating plate (12) is a metal plate with an arc-shaped front end outline and a linear rear end outline, the upper end of the seat frame switching seat (13) is welded and fixed with the lower side of the front end seat frame (14), the upper end of the front rotating plate (12) is hinged with the bottom end of the seat frame switching seat (13) through a bolt, and the lower end of the front rotating plate (12) is hinged with the side wall protruding from the inner side of the front end of the slide rail connecting plate (8) through a bolt; the rear rotating plate (4) is a strip-shaped metal plate, the lower end of the rear rotating plate (4) is hinged with the side wall of the slide rail connecting plate (8) protruding towards the middle through a bolt, and the upper end of the rear rotating plate (4) is hinged with the lower side of the front end of the seat cushion side plate (2) through a bolt.
4. The seat with the one-key unlocking and overturning mechanism according to claim 1, wherein a slide rail unlocking pin (27) is connected to the inner side surface of the front rotating plate (12) near the bottom end, and the slide rail unlocking pin (27) moves upwards along with the rotation of the front rotating plate (12) to push the slide rail unlocking rod (28) to unlock the slide rail (3) in the forward rotating process of the front rotating plate (12) relative to the slide rail connecting plate (8).
5. The seat with the one-key unlocking and overturning mechanism according to claim 1, wherein a limiting pin for preventing the rear rotating plate (4) from excessively swinging down is connected between two side walls of the rear end of the slide rail connecting plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910055308.9A CN109606213B (en) | 2019-01-21 | 2019-01-21 | Seat with one-key unlocking turnover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910055308.9A CN109606213B (en) | 2019-01-21 | 2019-01-21 | Seat with one-key unlocking turnover mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109606213A CN109606213A (en) | 2019-04-12 |
| CN109606213B true CN109606213B (en) | 2024-06-07 |
Family
ID=66017843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910055308.9A Active CN109606213B (en) | 2019-01-21 | 2019-01-21 | Seat with one-key unlocking turnover mechanism |
Country Status (1)
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP7387138B2 (en) | 2019-08-08 | 2023-11-28 | デルタ工業株式会社 | Seat state switching mechanism and seat equipped with it |
| CN110745038B (en) * | 2019-10-25 | 2020-09-15 | 延锋安道拓座椅有限公司 | Leaf spring mechanism of integrated helping hand damping |
| CN110843615B (en) * | 2019-11-29 | 2023-12-01 | 安道拓(重庆)汽车部件有限公司 | Easy-access unlocking mechanism for automobile seat |
| CN110789412A (en) * | 2019-11-29 | 2020-02-14 | 重庆延锋安道拓汽车部件系统有限公司 | Vehicle seat with easy-entry function |
| CN111098763B (en) * | 2019-12-26 | 2024-07-16 | 安道拓(重庆)汽车部件有限公司 | Slide rail hidden lying flat seat |
| CN112721750A (en) * | 2021-02-05 | 2021-04-30 | 重庆延锋安道拓汽车部件系统有限公司 | Seat lifting control mechanism |
| CN113335145A (en) * | 2021-07-20 | 2021-09-03 | 重庆宏立至信科技发展集团有限公司 | Quick assembling and disassembling structure of automobile seat and automobile body floor and seat supporting leg structure |
| CN113500949B (en) * | 2021-08-11 | 2022-07-08 | 重庆双英汽车座椅有限公司 | Linkage type automobile seat framework capable of being converted in multifunctional and rapid mode |
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| CN109606213A (en) | 2019-04-12 |
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