CN113085683A - Automobile seat with adjustable armrests - Google Patents

Automobile seat with adjustable armrests Download PDF

Info

Publication number
CN113085683A
CN113085683A CN202110530204.6A CN202110530204A CN113085683A CN 113085683 A CN113085683 A CN 113085683A CN 202110530204 A CN202110530204 A CN 202110530204A CN 113085683 A CN113085683 A CN 113085683A
Authority
CN
China
Prior art keywords
armrest
backrest
swing arm
toothed plate
rack
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110530204.6A
Other languages
Chinese (zh)
Inventor
堵薇耀
陈岳云
唐勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yanfeng Adient Seating Co Ltd
Original Assignee
Yanfeng Adient Seating Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yanfeng Adient Seating Co Ltd filed Critical Yanfeng Adient Seating Co Ltd
Priority to CN202110530204.6A priority Critical patent/CN113085683A/en
Publication of CN113085683A publication Critical patent/CN113085683A/en
Priority to CN202220321548.6U priority patent/CN217170524U/en
Pending legal-status Critical Current

Links

Images

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
    • B60N2/75—Arm-rests
    • B60N2/763—Arm-rests adjustable
    • B60N2/767—Angle adjustment
    • 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
    • B60N2/75—Arm-rests
    • B60N2/79—Adaptations for additional use of the arm-rests

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

The invention relates to an automobile seat with adjustable armrests, which comprises a backrest, a cushion and an armrest mechanism, wherein the backrest is arranged at the rear side of the cushion, the armrest mechanism is respectively arranged at two sides of the cushion, the armrest mechanism is a four-bar mechanism and comprises a rod piece, a first swing arm, a rack and a second swing arm which are sequentially hinged, the rack is fixedly connected with the cushion, and the rod piece connected with the rack through the first swing arm and the second swing arm is driven through an independent backrest or armrest driving device. According to the automobile seat with the adjustable armrests, the armrest mechanism is arranged on the seat cushion, the covering feeling is strong, the armrest mechanism can be linked with the backrest, namely, the armrest mechanism can be adjusted in a large range according to the angle of the backrest, for example, the armrest mechanism can be adjusted in a follow-up mode when the backrest is laid down, the arm is given proper height and support range, or the armrest mechanism can be driven by the armrest independent driving device, so that the automobile seat can adapt to different sitting postures of different passengers, and the comfort is improved.

Description

Automobile seat with adjustable armrests
Technical Field
The present invention relates to vehicle seats, and more particularly to a vehicle seat having an adjustable armrest.
Background
With the increasingly high comfort requirements of consumers for seven SUVs and BMPV Captain Chair in two rows, "zero gravity", the concepts of seat "welcome", "work/entertainment" modes, etc. gradually come into view. The sitting posture of passengers changes along with the angle of the backrest, and the positions of arms also change along with the change, so that the Captain Chair with armrests on the market at present is divided into two types. One is a big armrest arranged on a cushion, which has a coating sense but can not adjust the height, and when the backrest lies down, the length of the armrest is not enough, and the elbow is not supported; the other type is a small armrest arranged on the backrest, which can rotate around a fixed shaft manually, but has limited adjusting range, and when the inclination angle is larger, the arm is not comfortable under the influence of gravity, and the small armrest has limited wrapping feeling on the body of a passenger.
Disclosure of Invention
In order to solve the problems that the large armrest cannot be adjusted and the wrapping feeling of the small armrest is limited in the prior art, the invention provides an automobile seat with an adjustable armrest.
The automobile seat with the adjustable armrests comprises a backrest, a seat cushion and an armrest mechanism, wherein the backrest is installed on the rear side of the seat cushion, the armrest mechanism is respectively installed on two sides of the seat cushion, the armrest mechanism is a four-bar mechanism and comprises a rod piece, a first swing arm, a rack and a second swing arm which are sequentially hinged, the rack is fixedly connected with the seat cushion, and the rod piece connected to the rack through the first swing arm and the second swing arm is driven through an independent backrest or armrest driving device.
Preferably, the backrest provides a forward leaning position, an initial position and a backward leaning position, and the armrest mechanism provides a forward moving position, a design position and a backward moving position; under the condition that the armrest mechanism is driven by the backrest, the initial position of the backrest corresponds to the design position of the armrest mechanism, the forward tilting position of the backrest corresponds to the forward moving position of the armrest mechanism, and the backward tilting position of the backrest corresponds to the backward moving position of the armrest mechanism; in the case where the armrest mechanism is driven by the armrest independent drive means, the initial, forward-inclined, and backward-inclined positions of the backrest arbitrarily correspond to the design, forward-moved, and backward-moved positions of the armrest mechanism.
Preferably, one of the backrest and the lever has a fixed pin, and the other of the backrest and the lever has a slotted hole which cooperates with the pin.
Preferably, the handrail independent driving device is a toothed plate rocker mechanism, a toothed plate sliding block mechanism, a toothed rack transmission mechanism or a thread transmission mechanism which are arranged on the rack.
Preferably, the handrail independent driving device comprises a motor and a toothed plate, wherein the toothed plate is hinged on the frame and connected with the first or second swing arm, and the motor is matched with the toothed plate to drive the toothed plate.
Preferably, the armrest independent driving device further comprises a rocker, two ends of which are respectively hinged with the toothed plate and the first or second swing arm.
Preferably, the first or second swing arm has a sliding slot, the toothed plate cooperating with the sliding slot.
Preferably, the independent handrail driving device comprises a motor and a rack, wherein the rack is mounted on the rack and connected with the first or second swing arm, and the motor is matched with the rack to drive the rack.
Preferably, the independent handrail driving device comprises a motor, a screw rod and a driving nut, wherein the driving nut is connected with the first or second swing arm, and the screw rod is driven by the motor to rotate to drive the driving nut to do linear reciprocating motion.
Preferably, the car seat further comprises a seat driving motor for driving the backrest.
According to the automobile seat with the adjustable armrests, the armrest mechanism is arranged on the seat cushion, the covering feeling is strong, the armrest mechanism can be linked with the backrest, namely, the armrest mechanism can be adjusted in a large range according to the angle of the backrest, for example, the armrest mechanism can be adjusted in a follow-up mode when the backrest is laid down, the arm is given proper height and support range, or the armrest mechanism can be driven by the armrest independent driving device, so that the automobile seat can adapt to different sitting postures of different passengers, and the comfort is improved. In addition, according to the automobile seat with the adjustable armrest, functional parts such as a cup holder and a screen can be simply integrated on the armrest mechanism.
Drawings
FIG. 1A illustrates an initial position of a back rest and a design position of an armrest mechanism of an automotive seat having an adjustable armrest according to a first preferred embodiment of the present invention;
FIG. 1B illustrates a forward tilted position of the back and a forward moved position of the armrest mechanism of the vehicle seat of FIG. 1A;
FIG. 1C illustrates a reclined position of the back rest and a reclined position of the armrest mechanism of the vehicle seat of FIG. 1A;
FIG. 2 is a partial exploded view of the vehicle seat of FIG. 1A;
FIG. 3 is a partial side view of the vehicle seat of FIG. 1A;
FIG. 4 illustrates the motion transfer relationship of the backrest and armrest mechanism of the vehicle seat of FIG. 1A;
FIG. 5A illustrates an initial position of a back rest and a design position of an armrest mechanism of an automotive seat having an adjustable armrest according to a second preferred embodiment of the present invention;
FIG. 5B illustrates an initial position of the back rest and a forwardly moved position of the armrest mechanism of the vehicle seat of FIG. 5A;
FIG. 5C illustrates an initial position of the back rest and a rearward position of the armrest mechanism of the vehicle seat of FIG. 5A;
FIG. 6 is an assembled schematic view of an armrest mechanism of the vehicle seat of FIG. 5A;
FIG. 7 illustrates the motion transfer relationship of the independent armrest drive 4 and the armrest mechanism of the vehicle seat of FIG. 5A;
FIG. 8 is a schematic structural view of an armrest mechanism for an automotive seat having an adjustable armrest in accordance with a third preferred embodiment of the present invention;
FIG. 9 is a schematic structural view of an armrest mechanism for a vehicle seat having an adjustable armrest in accordance with a fourth preferred embodiment of the present invention;
FIG. 10 is a schematic structural view of an armrest mechanism for an automotive seat having an adjustable armrest in accordance with a fifth preferred embodiment of the present invention;
FIG. 11A illustrates an initial position of a back rest and a design position of an armrest mechanism of a vehicle seat having an adjustable armrest according to a sixth preferred embodiment of the present invention;
FIG. 11B illustrates a forward tilted position of the back and a forward moved position of the armrest mechanism of the vehicle seat of FIG. 11A;
fig. 11C shows a reclined position of the back rest and a reclined position of the armrest mechanism of the car seat of fig. 11A.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1A to 1C, an automobile seat with adjustable armrests according to a first preferred embodiment of the present invention includes a backrest 1A, a seat cushion 2a, and an armrest mechanism 3a, wherein the backrest 1A is installed at a rear side of the seat cushion 2a to provide forward, initial, and backward tilting positions, and the armrest mechanism 3a is installed at both sides of the seat cushion 2a to provide forward, design, and backward tilting positions, respectively. In the present embodiment, the backrest 1a and the armrest mechanism 3a are linked so that the initial position of the backrest 1a corresponds to the design position of the armrest mechanism 3a, the forward tilted position of the backrest 1a corresponds to the forward moved position of the armrest mechanism 1c, and the backward tilted position of the backrest 1a corresponds to the backward moved position of the armrest mechanism 1 c.
Fig. 2 is a partial exploded view of the car seat of fig. 1A, wherein a backrest 1A has a pin 11 fixed to a side plate of the backrest, a seat cushion 2a has a seat cushion wall plate 21, an armrest mechanism 3a is a four-bar linkage mechanism and comprises a rod 31A, a first swing arm 32a, a frame 33a and a second swing arm 34a which are hinged in sequence, the rod 31A has a long slot hole 311 matched with the pin 11, and the frame 33a is fixedly connected with the seat cushion wall plate 21.
FIG. 3 is a partial side view of the vehicle seat of FIG. 1A, as the back rest 1A is adjusted forward or backward, transmitting force through the pin 11 located thereon to the slotted hole 311 engaged therewith; under the thrust of the pin 11, the rod 31 a/slot 311 moves forward or backward, and the first swing arm 32a and the second swing arm 34a hinged thereto follow the rotation, as shown in fig. 4.
As shown in fig. 5A to 5C, the automobile seat with adjustable armrests according to the second preferred embodiment of the present invention eliminates the linkage between the backrest and the armrest mechanism, and adds an armrest independent driving device 4a (see fig. 6) to achieve individual adjustment of the armrest mechanism 3 b. For example, the backrest 1b is held at the initial position, and the armrest mechanism 3b is individually moved from the design position to the forward movement position and the backward movement position, respectively. In this embodiment, this handrail independent drive 4a is pinion rack rocker mechanism, can realize handrail bidirectional adjustment, and the characteristics are arranged in a flexible way, are fit for heavily loaded intermediate speed, and the great handrail of range of regulation requirement.
The same parts as those of the first embodiment will not be described again, and only the differences will be described below. Fig. 6 is an assembly view of the armrest mechanism of the car seat of fig. 5A, the armrest independent driving device 4a includes a toothed plate 41a, a motor 42 and a rocking lever 43, wherein the toothed plate 41a is hinged on the frame 33b, the motor 42 has an output gear 421 cooperating with the toothed plate 41a to drive the toothed plate 41a, and both ends of the rocking lever 43 are hinged with the toothed plate 41a and the first swing arm 32b, respectively.
When the output gear 421 of the motor 42 transmits torque to the toothed plate 41a, the toothed plate 41a rotates around its hinge shaft, pushing the rocker 43 to rotate, and generating thrust to the first swing arm 32b to rotate around the hinge shaft; under the thrust of the first swing arm 32b, the rod 31b moves forward or backward, and at the same time, the second swing arm 34b is pushed to rotate around the hinge shaft, so that the armrest mechanism 3b moves forward or backward.
As shown in fig. 8, the armrest independent driving device 4b of the vehicle seat with adjustable armrest according to the third preferred embodiment of the present invention is a toothed plate slider mechanism, which is different from the second preferred embodiment in that the rocker 43 is eliminated, the sliding slot 321 is provided on the first swing arm 32c to directly cooperate with the toothed plate 41b, and the armrest has the characteristics of small number of parts, suitability for heavy load, medium speed, and small adjustment range.
As shown in fig. 9, the armrest independent driving device 4c of the vehicle seat with an adjustable armrest according to the fourth preferred embodiment of the present invention is a rack gear mechanism, which is different from the second preferred embodiment in that a rack 44 is used instead of a toothed plate to realize bidirectional armrest adjustment, and is suitable for light load and high adjustment speed.
As shown in fig. 10, the armrest independent driving device 4d of the automobile seat with an adjustable armrest according to the fifth preferred embodiment of the present invention is a screw transmission mechanism, and the screw rod 45 is driven by the motor to rotate to drive the driving nut 46 to reciprocate linearly, so as to achieve bidirectional armrest adjustment, and is suitable for heavy-duty armrests with high requirements for transmission accuracy.
As shown in fig. 11A to 11C, the vehicle seat with adjustable armrests according to the sixth preferred embodiment of the present invention further includes a seat driving motor 5 connected to the backrest 1C in addition to the above-mentioned independent armrest driving devices 4a, 4b, 4C, 4d, so that a synchronous adjustment function of the backrest 1C and the armrest structure 3C can be realized, i.e., so that the initial position of the backrest 1C corresponds to the design position of the armrest mechanism 3C, the forward inclined position of the backrest 1C corresponds to the forward moving position of the armrest mechanism 3C, and the backward inclined position of the backrest 1C corresponds to the backward moving position of the armrest mechanism 3C.
The above embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and various changes may be made in the above embodiments of the present invention. All simple and equivalent changes and modifications made according to the claims and the content of the specification of the present application fall within the scope of the claims of the present patent application. The invention has not been described in detail in order to avoid obscuring the invention.

Claims (10)

1. The utility model provides a car seat with adjustable handrail, its characterized in that, this car seat includes back, cushion and handrail mechanism, and wherein, the back is installed in the rear side of cushion, and handrail mechanism installs respectively in the both sides of cushion, and handrail mechanism is four-bar linkage and including articulated member, first swing arm, frame and second swing arm in proper order, frame and cushion fixed connection, and the member of connecting in the frame through first and second swing arm drives through back or handrail independent drive arrangement.
2. The vehicle seat of claim 1, wherein the back provides a forward-tilt position, an initial position, and a backward-tilt position, and the armrest mechanism provides a forward-tilt position, a design position, and a backward-tilt position; under the condition that the armrest mechanism is driven by the backrest, the initial position of the backrest corresponds to the design position of the armrest mechanism, the forward tilting position of the backrest corresponds to the forward moving position of the armrest mechanism, and the backward tilting position of the backrest corresponds to the backward moving position of the armrest mechanism; in the case where the armrest mechanism is driven by the armrest independent drive means, the initial, forward-inclined, and backward-inclined positions of the backrest arbitrarily correspond to the design, forward-moved, and backward-moved positions of the armrest mechanism.
3. The car seat of claim 1, wherein one of the back and the lever has a fixed pin and the other of the back and the lever has a slotted hole that engages the pin.
4. The car seat according to claim 1, wherein the armrest independent drive is a toothed plate rocker mechanism, a toothed plate slider mechanism, a rack gear mechanism, or a screw gear mechanism mounted on the frame.
5. The car seat according to claim 4, wherein the armrest independent drive comprises a motor and a toothed plate, wherein the toothed plate is hinged to the frame and connected to the first or second swing arm, and the motor cooperates with the toothed plate to drive the toothed plate.
6. The car seat according to claim 5, wherein the armrest independent drive further comprises a rocker arm having both ends respectively hinged to the toothed plate and the first or second swing arm.
7. The car seat according to claim 5, characterized in that the first or second swing arm has a sliding slot, the toothed plate cooperating with the sliding slot.
8. The car seat according to claim 4, wherein the armrest independent drive means comprises a motor and a rack, wherein the rack is mounted on the frame and connected to the first or second swing arm, and the motor cooperates with the rack to drive the rack.
9. The car seat according to claim 4, wherein the independent handrail driving device comprises a motor, a lead screw and a driving nut, wherein the driving nut is connected with the first or second swing arm, and the lead screw performs a self-rotation motion under the driving of the motor to drive the driving nut to perform a linear reciprocating motion.
10. The vehicle seat of claim 1, further comprising a seat drive motor for driving the backrest.
CN202110530204.6A 2021-05-14 2021-05-14 Automobile seat with adjustable armrests Pending CN113085683A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202110530204.6A CN113085683A (en) 2021-05-14 2021-05-14 Automobile seat with adjustable armrests
CN202220321548.6U CN217170524U (en) 2021-05-14 2022-02-17 Automobile seat with adjustable armrests

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110530204.6A CN113085683A (en) 2021-05-14 2021-05-14 Automobile seat with adjustable armrests

Publications (1)

Publication Number Publication Date
CN113085683A true CN113085683A (en) 2021-07-09

Family

ID=76665465

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202110530204.6A Pending CN113085683A (en) 2021-05-14 2021-05-14 Automobile seat with adjustable armrests
CN202220321548.6U Active CN217170524U (en) 2021-05-14 2022-02-17 Automobile seat with adjustable armrests

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202220321548.6U Active CN217170524U (en) 2021-05-14 2022-02-17 Automobile seat with adjustable armrests

Country Status (1)

Country Link
CN (2) CN113085683A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877287A (en) * 1987-06-19 1989-10-31 Ecia - Equipements Et Composants Pour L'industrie Automobile Device for adjusting the position of an armrest of an automobile vehicle seat
US4984847A (en) * 1988-06-06 1991-01-15 Tubauto Movable arm rest with motorised adjustment
US20040108146A1 (en) * 2002-12-09 2004-06-10 Robert Bosch Corporation Method and system for vehicle occupant weight sensing
CN1587750A (en) * 2004-08-14 2005-03-02 黎永杰 Lever driving device
FR2897567A1 (en) * 2006-02-21 2007-08-24 Peugeot Citroen Automobiles Sa Armrest assembly for motor vehicle, has armrest turned towards motor vehicle in forward and backward positions, and intermediate connecting rod maintaining front and rear connecting rods, parallel to one another, in positions
KR20090117367A (en) * 2008-05-09 2009-11-12 현대자동차주식회사 Automatic arm rest linked seatback
CN205321827U (en) * 2015-07-08 2016-06-22 刘远刚 Back seat with linkage handrail
US20190184875A1 (en) * 2017-12-19 2019-06-20 Adient Engineering and IP GmbH Vehicle seat with armrest
DE102020110364A1 (en) * 2019-05-21 2020-11-26 Adient Engineering and IP GmbH VEHICLE SEAT, IN PARTICULAR MOTOR VEHICLE SEAT

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877287A (en) * 1987-06-19 1989-10-31 Ecia - Equipements Et Composants Pour L'industrie Automobile Device for adjusting the position of an armrest of an automobile vehicle seat
US4984847A (en) * 1988-06-06 1991-01-15 Tubauto Movable arm rest with motorised adjustment
US20040108146A1 (en) * 2002-12-09 2004-06-10 Robert Bosch Corporation Method and system for vehicle occupant weight sensing
CN1587750A (en) * 2004-08-14 2005-03-02 黎永杰 Lever driving device
FR2897567A1 (en) * 2006-02-21 2007-08-24 Peugeot Citroen Automobiles Sa Armrest assembly for motor vehicle, has armrest turned towards motor vehicle in forward and backward positions, and intermediate connecting rod maintaining front and rear connecting rods, parallel to one another, in positions
KR20090117367A (en) * 2008-05-09 2009-11-12 현대자동차주식회사 Automatic arm rest linked seatback
CN205321827U (en) * 2015-07-08 2016-06-22 刘远刚 Back seat with linkage handrail
US20190184875A1 (en) * 2017-12-19 2019-06-20 Adient Engineering and IP GmbH Vehicle seat with armrest
DE102020110364A1 (en) * 2019-05-21 2020-11-26 Adient Engineering and IP GmbH VEHICLE SEAT, IN PARTICULAR MOTOR VEHICLE SEAT

Also Published As

Publication number Publication date
CN217170524U (en) 2022-08-12

Similar Documents

Publication Publication Date Title
CN108621873B (en) Seat position adjusting device for vehicle
US8403415B2 (en) Aircraft passenger seat recline mechanism
CA2859919C (en) Adjustable headrest for an aircraft seat
EP1689614B1 (en) Seat back adjustment mechanism
US11065996B2 (en) Vehicle seat
US7510228B2 (en) Seating apparatus for a vehicle
KR20230020153A (en) Seat for vehicle
KR20230020154A (en) Seat for vehicle
JPH0631965Y2 (en) Lumber support device
US10933787B2 (en) Head restraint follower
CN217170524U (en) Automobile seat with adjustable armrests
CN113942431A (en) Height adjustment and angle adjustment integrated automobile seat
JPH0537860Y2 (en)
CN218948999U (en) Zero gravity vehicle seat and seat frame
WO2019183481A1 (en) A seat for an aircraft
CN111186345A (en) Device for improving comfort level of automobile seat and increasing seating space
CN114194088B (en) Chair framework
CN113997836A (en) Seat reclining apparatus
CN219904148U (en) Armrest and seat
CN114683975A (en) Seat and vehicle
CN218551875U (en) Balanced gravity adjustment mechanism and thing to sit on
CN220089023U (en) Multifunctional iron stand and seat
CN220923881U (en) Seat-rest linkage mechanism for seat
CN215921959U (en) Vehicle seat caudal vertebra supporting structure
CN111267685B (en) Multifunctional seat backrest

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: 201315 No. 669 Kang'an Road, Kangqiao Industrial Zone, Pudong New District, Shanghai

Applicant after: Yanfeng international Seat System Co., Ltd

Address before: 201315 No. 669 Kang'an Road, Kangqiao Industrial Zone, Pudong New District, Shanghai

Applicant before: Yanfeng andauto seat Co., Ltd

WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20210709