CN113787942A - Electric seat with outage structure of fleing - Google Patents
Electric seat with outage structure of fleing Download PDFInfo
- Publication number
- CN113787942A CN113787942A CN202111171393.9A CN202111171393A CN113787942A CN 113787942 A CN113787942 A CN 113787942A CN 202111171393 A CN202111171393 A CN 202111171393A CN 113787942 A CN113787942 A CN 113787942A
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- seat
- lock
- escape
- motor
- electric
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- 238000000034 method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
- B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/90—Details or parts not otherwise provided for
- B60N2/919—Positioning and locking mechanisms
-
- 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
- B60N2/90—Details or parts not otherwise provided for
- B60N2/919—Positioning and locking mechanisms
- B60N2002/952—Positioning and locking mechanisms characterised by details of the locking system
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses an electric seat with a power-off escape structure, which comprises a seat and an electric lead screw driving mechanism; the electric motor driving mechanism is characterized by also comprising at least one motor locking rod and an escape lock, wherein the motor locking rod is hinged on the cushion framework fixing support; the lock of fleing is installed on cushion skeleton fixed bolster, should flee the lock and lock motor locking lever under normal condition to restriction motor locking lever swing, under the outage condition, the lock of fleing unlocks motor locking lever, makes motor locking lever can wind the pin joint swing between this motor locking lever and the cushion skeleton fixed bolster, makes the seat can overturn to the state of fleing, and the back row passenger of being convenient for flees. Compared with the electric seat with the conventional power-off escape structure, the electric seat has the advantages of few required parts, simple structure, convenience in assembly and operation and low cost, and can realize larger EZE space for escape.
Description
Technical Field
The invention relates to the technical field of electric seats, in particular to a structure for power-off escape of an electric seat and the electric seat.
Background
At present, in a sports car or a two-row seat with three-row seats, the use of an electric seat is more and more becoming a market trend, and meanwhile, after the seat is collided or on fire or is powered off when meeting water, escape is also a more and more important seat function for consumers and host factories.
At present, only the backrest CF has an escape function, such as "an electric tilting seat with an escape function" disclosed in chinese patent application publication No. CN112498187A and "an electric seat emergency escape mechanism and an electric seat assembly" disclosed in CN 112977191A.
A first connecting shaft of the electric seat emergency escape mechanism in the "electric seat emergency escape mechanism and electric seat assembly" disclosed in CN112977191A is sequentially installed through a driving connecting rod and an escape lock, a second connecting shaft is sequentially installed through the driving connecting rod, the escape lock, a rotating bracket and an unlocking rotating shaft, the rotating bracket is pivoted to the driving bracket through an escape lock pin, the escape lock is provided with a hook matched with the escape lock pin, and the unlocking rotating shaft is connected with the escape lock to drive the hook to rotate around the first connecting shaft to limit a locking state and an unlocking state; under the locking state of the escape lock, the driving bracket acts on the driving connecting rod; and under the unlocking state of the escape lock, the constraint between the driving bracket and the driving connecting rod is released.
For the escape scheme of the Pitch seat with the four-bar linkage structure, reference can be made to an electric seat with a manual unlocking function disclosed by the patent authorization publication number CN213262035U of the chinese utility model, which comprises a seat frame, a four-bar linkage mechanism, a motor system, a gear plate and a manual unlocking device, wherein the seat frame is rotatably connected with a slide rail through the four-bar linkage mechanism, the motor system is installed at the outer side of the slide rail, the gear plate is rotatably connected with the four-bar linkage mechanism, the gear plate is meshed with the output end of the motor system, the gear plate is driven to rotate through the motor system, the four-bar linkage mechanism is driven to rotate, and the easy entry function of the automobile seat is realized; the manual unlocking device is installed on the back face of the four-bar linkage mechanism and is clamped with the gear plate, and when the motor system is powered off, the manual unlocking device is pulled to be separated from the gear plate, so that the four-bar linkage mechanism rotates, and the function of easy entry of the automobile seat is achieved. The utility model discloses can not the circular telegram (if bump or fire etc.) abnormal state, and when three rows had the passenger this moment, three rows of passengers can be through simple manual operation, start the manual unblock function of two rows of seats, make it can promptly flee.
However, the above patents have problems of complicated structure and high cost.
Disclosure of Invention
The invention aims to solve the technical problems of complex structure and high cost of the conventional power-off escape electric seat, and provides the power-off escape electric seat with the power-off escape structure, which has simple structure and low cost.
In order to achieve the purpose, the electric seat with the power-off escape structure comprises a seat and an electric lead screw driving mechanism; the seat comprises a seat backrest and a seat cushion, the seat cushion comprises a seat cushion framework, a pair of front connecting rods and a pair of rear connecting rods, the upper ends of the pair of front connecting rods and the pair of rear connecting rods are respectively hinged with the front side and the rear side of the left side and the right side of the seat cushion side plate in the seat cushion framework, and the lower ends of the pair of front connecting rods and the pair of rear connecting rods are respectively hinged with the front side and the rear side of the pair of seat cushion framework fixing supports; a moving part in the electric lead screw driving mechanism is connected with a pair of front connecting rods or a pair of rear connecting rods, and the seat is switched between an easy-entry position and a sitting position by driving the pair of front connecting rods or the pair of rear connecting rods to move; the method is characterized in that:
the electric seat cushion further comprises at least one motor locking rod and an escape lock, wherein the motor locking rod is hinged to any one of the cushion framework fixing supports, a motor lock rear rotating shaft is arranged on the motor locking rod, and a motor shaft in the electric screw rod driving mechanism is arranged on the motor lock rear rotating shaft; the lock of fleing installs on arbitrary cushion skeleton fixed bolster, and the lock of should fleing will under normal condition motor locking pole locking, in order to restrict the swing of motor locking pole, under the outage condition, it is right to flee the lock the motor locking pole unblock makes motor locking pole can wind this motor locking pole with pin joint swing between the cushion skeleton fixed bolster for the seat can overturn to the state of fleing, and the back row passenger of being convenient for flees.
In a preferred embodiment of the invention, the escape lock locks the rear rotating shaft of the motor lock in a normal state to limit the swing of the motor locking rod, and in a power failure situation, the escape lock unlocks the rear rotating shaft of the motor lock to enable the motor locking rod to swing around a hinge point between the motor locking rod and the seat cushion framework fixing support, so that the seat can be turned to an easy-entry state to facilitate escape of passengers in a back row.
In a preferred embodiment of the invention, the escape lock is unlocked manually by unlocking a cable through the escape lock.
In a preferred embodiment of the present invention, the pair of seat cushion frame fixing brackets are fixedly attached to the vehicle body floor.
In a preferred embodiment of the present invention, the pair of seat cushion frame fixing brackets are fixedly mounted on upper slide rails of the pair of slide rails.
Due to the adoption of the technical scheme, compared with the electric seat with the power-off escape structure, the electric seat with the power-off escape structure has the advantages that the number of parts required by the power-off escape structure is small, the structure is simple, the assembly and the operation are convenient, the cost is low, the escape in a larger EZE space can be realized, and the power-off escape structure can return to the initial state. The invention discloses a four-link cushion system with a power-off escape structure for electric EZE.
Drawings
Fig. 1 is a schematic view of a conventional four-bar linkage electric seat in a design position.
Fig. 2 is a schematic view of a conventional four-bar linkage power seat in an easy-entry position.
Fig. 3 is a schematic view illustrating a state that a conventional four-bar linkage power seat is returned to an initial position.
Fig. 4 is an exploded view of the power-off escape structure of the present invention.
Fig. 5 is a schematic view of the electric seat in the initial position after the motor locking rod is locked by the escape lock of the invention.
Fig. 6 is a schematic diagram of the electric seat in the easy-entry position after the motor locking rod is locked by the escape lock of the invention.
Fig. 7 is a schematic view of the electric seat in the initial position after the motor locking rod is unlocked by the escape lock of the present invention.
Fig. 8 is a schematic diagram of the electric seat in the escape position after the motor locking rod is unlocked by the escape lock of the invention.
Fig. 9 is a schematic view of an electric seat with a power-off escape structure of the invention in an initial position when an escape lock locks a motor locking rod.
Fig. 10 is a schematic view illustrating that when the escape lock locks the motor locking rod of the electric seat with the power-off escape structure according to the present invention, the moving member of the electric screw mechanism moves forward so that the electric seat moves to the easy-entry position.
Fig. 11 is a schematic view illustrating that when the escape lock locks the motor locking rod of the electric seat with the power-off escape structure according to the present invention, the moving member of the electric screw mechanism moves backward so that the electric seat returns to the initial position from the easy-entry position.
Fig. 12 is a schematic view of an electric seat with a power-off escape structure of the invention in an initial position before an escape lock unlocks a motor locking rod and when an electric screw mechanism does not work (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 13 is a schematic view of the electric seat with the power-off escape structure of the invention in an easy-entry position after the motor locking rod is unlocked by the escape lock and the electric screw mechanism works (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 14 is a schematic view of the electric seat with a power-off escape structure of the invention returning to the initial position from the easy-entry position when the electric screw mechanism is operated (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 15 is a schematic view of the electric seat with the power-off escape structure of the invention (with a seat back, a floor lock unlocking cable and an escape lock unlocking cable) in an initial position before the escape lock unlocks the motor locking rod and when the electric screw mechanism works.
Fig. 16 is a schematic diagram of the electric seat with the power-off escape structure, after the motor locking rod is unlocked by the escape lock and the electric screw mechanism works, being in an easy-entry position (comprising a seat back, a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 17 is a schematic view of the electric seat with the power-off escape structure of the invention returning to the initial position from the easy-entry position when the electric screw mechanism works (with a seat back, a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 18 is a schematic view of the electric seat with the power-off escape structure in the initial position before the motor locking rod is unlocked by the escape lock and the electric screw mechanism is not operated (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 19 is a schematic diagram of the electric seat with the power-off escape structure of the invention, after the motor locking rod is unlocked by the escape lock, the moving part in the electric screw mechanism moves forward, so that the electric seat moves to the escape position (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 20 is a schematic view showing the electric seat having a power-off escape structure according to the present invention, in which the moving member in the electric lead screw mechanism moves backward so that the electric seat returns to the original position from the escape position (without a seat back but with a floor lock unlocking cable and an escape lock unlocking cable).
Fig. 21 is a schematic view of the electric seat with the power-off escape structure in the initial position before the escape lock unlocks the motor locking rod and the electric screw mechanism is not operated (no escape lock unlocking cable and seat back).
Fig. 22 is a schematic diagram of the electric seat with the power-off escape structure, after the motor locking rod is unlocked by the escape lock, the moving part in the electric screw mechanism moves forward to move the electric seat to the escape position (no escape lock unlocking cable and seat backrest).
Fig. 23 is a schematic view showing the electric seat with the power-off escape structure, in which the moving member in the electric screw mechanism moves backward to return the electric seat from the escape position to the initial position (without the escape lock unlocking cable and the seat back).
Fig. 24 is a schematic view of the electric seat with the power-off escape structure in the initial position (with the escape lock unlocking cable and the seat back) before the escape lock unlocks the motor locking rod and the electric screw mechanism is not operated.
Fig. 25 is a schematic diagram of the electric seat with the power-off escape structure, after the motor locking rod is unlocked by the escape lock, the moving part in the electric screw mechanism moves forward to move the electric seat to the escape position (with the escape lock unlocking cable and the seat back).
Fig. 26 is a schematic view showing the electric seat with the power-off escape structure according to the present invention, in which the moving member in the electric screw mechanism moves backward so that the electric seat returns to the original position from the escape position (with the escape lock unlocking cable and the seat back).
Fig. 27 is a schematic view of the state that the seat cushion is in the escape position after the floor lock and the escape lock are unlocked.
Fig. 28 is a schematic view showing the state where the seat cushion of the present invention is returned from the escape position to the original position and the floor lock and the escape lock are again in the locked position.
Detailed Description
The invention is further described below in conjunction with the appended drawings and detailed description.
The power-off escape structure is mainly used for the electric seat with the four-bar structure. Referring to fig. 1 to 3, the electric seat of the four-bar linkage structure mainly includes a seat and an electric lead screw driving mechanism 100; the seat includes a seat back 200 and a seat cushion 300, and the connection and kinematic relationship between the seat back 200 and the seat cushion 300 are prior art and are not required to be protected by the present invention and will not be described herein.
The seat cushion 300 includes a seat cushion frame 310, a pair of front links 320 and a pair of rear links 330, the upper ends of the pair of front links 320 and the pair of rear links 330 are respectively hinged to the front and rear sides of the cushion side plates 311 on the left and right sides of the seat cushion frame 310, and the lower ends of the pair of front links 320 and the pair of rear links 330 are respectively hinged to the front and rear sides of the pair of cushion frame fixing brackets 340. The pair of seat cushion frame fixing brackets 340 may be directly fixed to the floor of the vehicle body, or may be mounted on an upper slide rail of the pair of slide rails 400 as shown in fig. 1 to 3, so that the entire electric seat can slide back and forth after the slide rails are unlocked, and the front and rear positions can be adjusted.
The electric seat can realize the function of easy entry, and the specific realization mode is as follows: the moving member (not shown in fig. 1 to 3, and shown later) in the electric lead screw driving mechanism 100 is connected to the pair of front links 320 or any one of the front links 320 (of course, may be connected to the pair of rear links 330 or any one of the rear links 330), and the seat is switched between the easy entry position (shown in fig. 2) and the seating position (shown in fig. 1 and 2) by driving the pair of front links 320 (and the pair of rear links 330 if the moving member in the electric lead screw driving mechanism 100 is connected to the pair of rear links 330).
The invention is characterized in that: referring to fig. 4, the seat further comprises at least one motor locking rod 500 hinged on any one of the seat frame fixing brackets 340 through a step bolt 510 and an escape lock 600.
A motor lock rear rotating shaft 520 is arranged on the motor lock lever 500, and a shaft hole 111 on the motor 110 in the electric screw driving mechanism 100 is axially arranged on the motor lock rear rotating shaft 520; the escape lock 600 is mounted on any one of the seat frame fixing brackets 340 through two bolts 610. The moving member 123 of the electric lead screw driving mechanism 100 is connected to any one of the front links 320 or any one of the rear links 320 by a bolt 130, and the moving member 123 is mounted on the lead screw 140 of the electric lead screw driving mechanism 100 by a lead screw nut (not shown). When the motor 110 drives the lead screw 140 to rotate, the lead screw nut drives the moving member 123 to perform a linear motion along the axis of the lead screw 140, and the moving member 123 rotates around the axis of the bolt 130 while performing the linear motion.
Referring to fig. 27 and 28 in combination, the structure of the escape lock 600 is basically the same as that of the existing floor lock, and the escape lock is unlocked by pulling the escape lock hook 620 on the escape lock 600 through the escape lock unlocking cable 610. After the escape lock unlocking cable 610 is loosened, the escape lock 600 always keeps an open position and enables the escape lock hook 620 to be located at a position where the rotating shaft 520 can be touched after the motor lock is used for locking the seat, the seat returns to an initial position after the escape is finished, and the seat can be touched in the falling process of the rotating shaft 520 after the motor lock is used for falling when the initial position is returned after the escape is finished, the escape lock hook 620 of the escape lock 600 can be touched in the falling process of the rotating shaft 520 after the motor lock, a certain force is exceeded by the escape lock hook 620 and the rotating shaft 520 after the motor lock under the action of gravity, and the escape lock hook 620 can lock the rotating shaft 520 after the motor lock.
Referring to fig. 5 to 8, in a normal state, the escape latch hook 620 of the escape latch 600 is hooked on the motor latch lever 500 or the motor latch rear rotation shaft 520 to limit the swing of the motor latch lever 500. Under the outage condition, through pulling lock unblock cable 610 of fleing, and then make lock unblock cable 610 of fleing pull the lock hook 620 of fleing rotate and unblock motor locking lever 500 or motor lock rear rotation axle 520, make motor locking lever 500 can wind this motor locking lever 500 and the pin joint between cushion skeleton fixed bolster 340 and be the swing of step bolt 510 for the seat can overturn to the state of fleing, is convenient for the back row passenger and flees.
Referring to fig. 9 to 17 in combination with fig. 5 and 6, the easy entry implementation process of the electric seat with the power-off escape structure of the present invention is as follows:
in normal use, in the initial position shown in fig. 9, 12 and 15, the position of the moving element 123 in the electric screw rod driving mechanism 100 is locked, that is, the motor 110 does not work, the motor locking rod 500 or the motor lock rear rotating shaft 520 is hooked and locked by the escape locking hook 620 in the escape lock 600, at this time, the motor lock rear rotating shaft 520, the hinge point a01 between the lower end of the front link 320 and the seat cushion frame 310, a stable triangle is formed between the motor locking rod 500 and the step bolt 510 between the seat cushion frame fixing bracket 340, the hinge point a01 between the lower end of the front link 320 and the seat cushion frame 310 and the hinge point a02 between the upper end of the front link 320 and the seat cushion side plate 311 are in a locking state, the front link 320, the rear link 330, the seat cushion frame 310 and the seat cushion side plate 311 in the four-link structure of the electric seat are all locked, and the whole electric seat is stably locked. (meanwhile, the seat cushion frame 310 is also locked by the lock hook 710 of the floor lock 700, and the seat can bear the collision strength)
When the easy entry operation is performed, only the floor lock unlocking cable 730 is pulled, and the escape unlocking cable 610 is not pulled (the escape unlocking cable 610 is pulled only during the escape), the floor lock unlocking cable 730 pulls the lock hook 710 of the floor lock 700 to rotate, and the lock hook 720 on the vehicle body floor is separated from the lock hook for unlocking. After the floor lock 700 is unlocked, the motor 110 in the electric lead screw driving mechanism 100 is powered on, the motor 110 drives the lead screw 140 to rotate forward, the lead screw nut drives the moving part 123 to move linearly forward along the axis of the lead screw 140, at this time, the motor locking rod 500 or the motor lock rear rotating shaft 520, the electric lead screw driving mechanism 100, the lead screw 140 and the moving part 123 form a crank-slider mechanism, the moving part 123 drives the front connecting rod 320 to rotate forward around a hinge point a01 between the lower end of the front connecting rod 320 and the seat cushion frame 310, and the front connecting rod moving forward drives the whole seat cushion frame 310 and the rear connecting rod 330 to rotate forward through a hinge point a02 between the upper end of the front connecting rod 320 and the cushion side plate 311, so that the electric seat is lifted up and enters the easy-entry state shown in fig. 10, 13 and 16.
After a rear passenger enters, the motor 110 in the electric screw rod driving mechanism 100 is powered on, the motor 110 drives the screw rod 140 to rotate reversely, the screw rod nut drives the moving part 123 to perform linear backward movement along the axis of the screw rod 140, at this time, the motor locking rod 500 or the motor lock rear rotating shaft 520, the electric screw rod driving mechanism 100, the screw rod 140 and the moving part 123 form a slider-crank mechanism, the moving part 123 drives the front connecting rod 320 to rotate backward around a hinge point a01 between the lower end of the front connecting rod 320 and the seat cushion frame 310, and the front connecting rod moving backward drives the whole seat cushion frame 310 and the rear connecting rod 330 to rotate reversely through a hinge point a02 between the upper end of the front connecting rod 320 and the cushion side plate 311, so that the electric seat falls down to enter the initial state shown in fig. 11, 14 and 17.
Referring to fig. 18 to 26 in combination with fig. 7 and 8, after the power failure, the escape process of the rear-row passenger of the electric seat with the power-failure escape structure is as follows:
in normal use, in the initial position shown in fig. 7, 18, 21 and 24, the position of the moving element 123 in the electric screw driving mechanism 100 is locked, that is, the motor 110 does not work, the motor locking rod 500 or the motor lock rear rotating shaft 520 is locked by the escape locking hook 620 in the escape lock 600, and the locking hook 710 of the floor lock 700 is locked by the locking hook 720 on the vehicle body floor. At this time, a stable triangle is formed among the motor lock rear rotating shaft 520, a hinge point a01 between the lower end of the front link 320 and the seat cushion frame 310, and the step bolt 510 between the motor lock rod 500 and the seat cushion frame fixing bracket 340, a hinge point a01 between the lower end of the front link 320 and the seat cushion frame 310, and a hinge point a02 between the upper end of the front link 320 and the cushion side plate 311 are in a locked state, the front link 320, the rear link 330, the seat cushion frame 310 and the cushion side plate 311 in the electric seat four-link structure are all locked, and the whole electric seat is stably locked.
When the passenger needs to escape later, the motor 110 in the electric screw driving mechanism 100 is not operated due to the power failure, and the position of the moving member 123 is locked. The floor lock unlocking cable 730 and the escape unlocking cable 610 are pulled, the floor lock unlocking cable 730 pulls the lock hook 710 of the floor lock 700 to rotate and to be separated from the lock catch 720 on the vehicle body bottom plate for unlocking, and simultaneously the escape lock unlocking cable 610 pulls the escape lock hook 620 to rotate and to unlock the motor locking lever 500 or the motor lock rear rotating shaft 520. After the floor lock 700 and the escape lock 600 are unlocked, the motor locking rod 500 can swing around a hinge point between the motor locking rod 500 and the seat cushion framework fixing support 340, namely the step bolt 510, so that the motor locking rod 500, the electric screw rod driving mechanism 100, the front connecting rod 320 and the seat cushion framework 310 form a new and movable four-connecting-rod mechanism, the seat backrest 200 is pushed forwards, the seat cushion 300 can be lifted, the whole electric seat is in an escape state shown in fig. 8, fig. 19, fig. 22 and fig. 25, namely an easy-entry state, and passengers in a back row can escape smoothly.
After the passengers in the rear row escape, if the whole power seat needs to be restored to the initial position, the seat back 200 can be pulled backwards, and the seat cushion 300 is driven by the seat back 200 to be restored to the initial position. After the seat cushion 300 is restored to the initial position, the motor locking rod 500, the electric screw rod driving mechanism 100, the front link 320 and the rear link 330 are all restored to the initial state, at this time, the motor locking rod 500 or the motor lock rear rotating shaft 520 is hooked and locked by the escape locking hook 620 in the escape lock 600, meanwhile, the locking hook 710 of the floor lock 700 hooks the locking hook 720 on the vehicle body floor, and under the action of the seat gravity, the floor lock 700 and the escape lock 600 lock the whole electric seat to enter the initial state shown in fig. 20, 23 and 16.
Claims (4)
1. The electric seat with the power-off escape structure comprises a seat and an electric screw rod driving mechanism; the seat comprises a seat backrest and a seat cushion, the seat cushion comprises a seat cushion framework, a pair of front connecting rods and a pair of rear connecting rods, the upper ends of the pair of front connecting rods and the pair of rear connecting rods are respectively hinged with the front side and the rear side of the left side and the right side of the seat cushion side plate in the seat cushion framework, and the lower ends of the pair of front connecting rods and the pair of rear connecting rods are respectively hinged with the front side and the rear side of the pair of seat cushion framework fixing supports; a moving part in the electric lead screw driving mechanism is connected with a pair of front connecting rods or a pair of rear connecting rods, and the seat is switched between an easy-entry position and a sitting position by driving the pair of front connecting rods or the pair of rear connecting rods to move; the method is characterized in that:
the electric seat cushion further comprises at least one motor locking rod and an escape lock, wherein the motor locking rod is hinged to any one of the cushion framework fixing supports, a motor lock rear rotating shaft is arranged on the motor locking rod, and a motor shaft in the electric screw rod driving mechanism is arranged on the motor lock rear rotating shaft; the lock of fleing installs on arbitrary cushion skeleton fixed bolster, and the lock of should fleing will under normal condition motor locking pole locking, in order to restrict the swing of motor locking pole, under the outage condition, it is right to flee the lock the motor locking pole unblock makes motor locking pole can wind this motor locking pole with pin joint swing between the cushion skeleton fixed bolster for the seat can overturn to the state of fleing, and the back row passenger of being convenient for flees.
2. The electric seat with the power-off escape structure as claimed in claim 1, wherein the escape lock locks the rear rotating shaft of the motor lock in a normal state to limit the swing of the motor locking rod, and in a power-off situation, the escape lock unlocks the rear rotating shaft of the motor lock to enable the motor locking rod to swing around a hinge point between the motor locking rod and the seat cushion framework fixing support, so that the seat can be turned to an easy-entry state to facilitate escape of passengers in a back row.
3. The electric seat with the power-off escape structure as claimed in claim 1 or 2, wherein the escape lock is manually unlocked by an escape lock unlocking cable.
4. The electric seat with the power-off escape structure as claimed in claim 1 or 2, wherein the pair of cushion frame fixing brackets are fixedly mounted on the vehicle body floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111171393.9A CN113787942B (en) | 2021-10-08 | 2021-10-08 | Electric seat with outage structure of fleing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111171393.9A CN113787942B (en) | 2021-10-08 | 2021-10-08 | Electric seat with outage structure of fleing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113787942A true CN113787942A (en) | 2021-12-14 |
| CN113787942B CN113787942B (en) | 2022-06-21 |
Family
ID=79184637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111171393.9A Active CN113787942B (en) | 2021-10-08 | 2021-10-08 | Electric seat with outage structure of fleing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113787942B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107592A (en) * | 2022-07-01 | 2022-09-27 | 北京汽车集团越野车有限公司 | Adjusting structure of seat, seat and vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130049408A (en) * | 2011-11-04 | 2013-05-14 | 주식회사다스 | Non contact type seat back latch unit |
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| CN112498187A (en) * | 2020-12-16 | 2021-03-16 | 延锋安道拓座椅有限公司 | Electric tilting sliding seat with escape function |
| CN112977191A (en) * | 2021-03-08 | 2021-06-18 | 延锋安道拓座椅有限公司 | Electric seat emergency escape mechanism and electric seat assembly |
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| KR20130049408A (en) * | 2011-11-04 | 2013-05-14 | 주식회사다스 | Non contact type seat back latch unit |
| CN107735280A (en) * | 2015-03-10 | 2018-02-23 | 布罗泽汽车部件制造科堡有限公司 | Seat with convenient entered function |
| CN110949203A (en) * | 2018-09-27 | 2020-04-03 | 佛吉亚汽车座椅公司 | System comprising a vehicle seat with a reclining backrest |
| CN109606212A (en) * | 2019-01-21 | 2019-04-12 | 广西双英集团股份有限公司 | A kind of seat fixed point holding mechanism |
| US20200269725A1 (en) * | 2019-02-25 | 2020-08-27 | Ts Tech Co., Ltd. | Detachable vehicle seat |
| CN112498187A (en) * | 2020-12-16 | 2021-03-16 | 延锋安道拓座椅有限公司 | Electric tilting sliding seat with escape function |
| CN112977191A (en) * | 2021-03-08 | 2021-06-18 | 延锋安道拓座椅有限公司 | Electric seat emergency escape mechanism and electric seat assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107592A (en) * | 2022-07-01 | 2022-09-27 | 北京汽车集团越野车有限公司 | Adjusting structure of seat, seat and vehicle |
| CN115107592B (en) * | 2022-07-01 | 2023-12-15 | 北京汽车集团越野车有限公司 | Seat adjusting structure, seat and vehicle |
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| Publication number | Publication date |
|---|---|
| CN113787942B (en) | 2022-06-21 |
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