WO2022120608A1 - Siège de véhicule automobile et véhicule automobile - Google Patents

Siège de véhicule automobile et véhicule automobile Download PDF

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Publication number
WO2022120608A1
WO2022120608A1 PCT/CN2020/134694 CN2020134694W WO2022120608A1 WO 2022120608 A1 WO2022120608 A1 WO 2022120608A1 CN 2020134694 W CN2020134694 W CN 2020134694W WO 2022120608 A1 WO2022120608 A1 WO 2022120608A1
Authority
WO
WIPO (PCT)
Prior art keywords
sliding groove
shaft
plate
seat
side plate
Prior art date
Application number
PCT/CN2020/134694
Other languages
English (en)
Chinese (zh)
Inventor
陈中华
Original Assignee
浙江吉利控股集团有限公司
舒茨曼座椅（宁波）有限公司
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 浙江吉利控股集团有限公司, 舒茨曼座椅（宁波）有限公司 filed Critical 浙江吉利控股集团有限公司
Priority to CN202080099569.1A priority Critical patent/CN115379964B/zh
Priority to PCT/CN2020/134694 priority patent/WO2022120608A1/fr
Publication of WO2022120608A1 publication Critical patent/WO2022120608A1/fr

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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
    • 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

Definitions

  • the present application relates to the technical field of automobile seat structures, and in particular, to an automobile seat and an automobile having the automobile seat.
  • the main adjustable functions of the seat are divided into horizontal adjustment function, height adjustment function, backrest angle adjustment function and seat cushion front elevation adjustment function, as well as the combination of these adjustable functions.
  • the backrest angle adjustment function is mainly used to realize the function of lying back.
  • the seat cushion moves back and forth or relative rotation between the seat cushion and the backrest. Since the torso of the human body is a whole, it cannot move with the seat. When the backrest falls backwards, there is a relative movement between the backrest and the seat cushion.
  • the posture of the human torso needs to be adjusted to match the shape and position of the adjusted seat. , thereby affecting the consistency of the occupant's sitting posture, and also affecting the comfort of the seat.
  • the purpose of this application is to provide a car seat, which aims to solve the above-mentioned deficiencies in the background technology.
  • the backrest is tilted backwards, there is no relative movement between the seat cushion and the backrest, that is, the seat rotates as a whole to ensure the consistent sitting posture of the occupants. improve the comfort of the seat.
  • the present application provides an automobile seat, including a backrest and a seat cushion connected to the backrest, a seat rotation mechanism is provided under the seat cushion, and the seat rotation mechanism includes a side plate, a tooth plate, a support plate, a drive motor and a a first shaft, the side plate is fixedly connected to the bottom of the seat cushion, the support plate is arranged at the first end of the side plate, and the tooth plate is arranged at the second end of the side plate;
  • the support plate is provided with a first sliding groove, the first end of the side plate is provided with a perforation, the first shaft is inserted into the perforation and the first sliding groove, and the first shaft can be sliding along the first sliding groove;
  • the drive motor is mounted on the second end of the side plate, the drive motor has a second shaft and a drive gear;
  • the toothed plate is provided with a second sliding groove, the second shaft is inserted into the second sliding groove, and the second shaft can slide along the second sliding groove;
  • the toothed plate is provided with gear teeth, and the driving gear meshes with the gear teeth;
  • the drive motor rotates and drives the drive gear to rotate
  • the drive gear rotates and crawls along the gear teeth
  • the first shaft and the second shaft are along the first sliding slot and the second shaft respectively.
  • the second sliding groove slides so that the seat cushion and the backrest rotate together around the rotation center line of the car seat.
  • first sliding groove, the second sliding groove and the gear teeth are all arc-shaped structures, the center of the second sliding groove, the center of the first sliding groove and the gear teeth The centers of the circles are all located on the rotation center line of the seat.
  • the front end of the second sliding slot is higher than the rear end of the second sliding slot
  • the front end of the gear teeth is higher than the rear end of the gear teeth
  • the first The front end of the sliding groove is lower than the rear end of the first sliding groove.
  • the toothed plate and the support plate are staggered and arranged parallel to each other in the left-right direction of the car seat, and the toothed plate and the support plate are respectively located on both sides of the side plate, so that the The side plate is sandwiched between the tooth plate and the support plate.
  • the driving motor is installed on the inner side of the second end of the side plate, and the tooth plate is arranged on the outer side of the second end of the side plate.
  • the second end of the side plate is provided with a first through hole and a second through hole, the second shaft is inserted into the second sliding groove after passing through the first through hole, and the driving gear After passing through the second through hole, it engages with the gear teeth.
  • the driving motor further has a fixing bracket, and the fixing bracket is arranged on the outer side of the toothed plate, so that the toothed plate is sandwiched between the fixing bracket and the side plate.
  • the driving motor further has at least one fixing rod
  • the second end of the side plate is further provided with at least one third through hole
  • the fixing rod passes through the third through hole and is connected to the fixing bracket after passing through the third through hole. Fixed connection.
  • the fixing bracket is provided with a fourth through hole, a fifth through hole and a sixth through hole, and the second shaft passes through the fourth through hole and is on the end of the second shaft A first nut is fixed, the end face of the drive gear is provided with a protruding rod in the axial direction, the protruding rod is inserted into the fifth through hole, and the fixing rod passes through the sixth through hole and is in the A second nut is fixed to the end portion of the fixing rod.
  • a shaft sleeve is sleeved on the second shaft, the shaft sleeve is penetrated in the second sliding groove, and the axial ends of the shaft sleeve are clamped between the fixed bracket and the side. Between the plates, the bushing can slide along the second sliding groove.
  • gear teeth are arranged on an inclined side of the tooth plate.
  • a slide rail support frame and a slide rail are also provided below the seat rotation mechanism, the toothed plate and the support plate are both fixed on the slide rail support frame, and the slide rail support frame can be slide back and forth along the slide rail.
  • the number of the seat rotation mechanisms is two, and the two seat rotation mechanisms are symmetrically arranged on the left and right sides below the seat cushion.
  • the present application also provides an automobile, comprising the above-mentioned automobile seat.
  • the driving gear meshes with the gear teeth, and the motor provides power for the rotation of the driving gear, so that the driving gear can rotate and crawl along the gear teeth, and at the same time the rotation of the driving gear
  • the second end of the side plate is driven to rotate, thereby providing power for the rotation of the car seat; at the same time, the driving gear has a locking function, that is, when the car seat stops rotating during the rotation process, the driving gear can be locked with the gear teeth. state, the car seat can remain fixed.
  • a second sliding groove is provided on the toothed plate, the rotation of the driving gear drives the second shaft to slide along the second sliding groove, and there is a limit function between the second shaft and the second sliding groove, which can prevent the driving gear from sliding from the second sliding groove.
  • the gear teeth fall off, which can limit the rotation of the driving gear, so as to ensure that the seat cushion at the end close to the tooth plate can only rotate around the rotation center line of the car seat within a certain angle range.
  • a first sliding groove is provided on the support plate, the rotation of the second end of the side plate drives the first end of the side plate to rotate, and at the same time drives the first shaft to slide along the first sliding groove, so that the seat cushion is only close to the end of the support plate. It can rotate around the rotation center line of the car seat within a certain angle range.
  • the car seat of the present application solves the problem of relative movement between the backrest and the seat cushion when the car seat is adjusted and tilted backwards, can ensure the consistency of the occupant's sitting posture when the car seat is rotated, and improve the riding comfort of the car seat. Comfort, can be applied to various models.
  • FIG. 1 is a schematic structural diagram of a car seat in an embodiment of the application.
  • FIG. 2 is a partial enlarged schematic view of FIG. 1 .
  • FIG. 3 is a schematic structural diagram of the seat rotation mechanism in FIG. 1 .
  • FIG. 4 is an exploded schematic view of the seat rotating mechanism in FIG. 1 .
  • Fig. 5a is a schematic diagram of the state of the vehicle seat before the vehicle seat is tilted backward according to the embodiment of the present application.
  • Fig. 5b is a schematic diagram of the state of the vehicle seat after the vehicle seat is tilted backward according to the embodiment of the present application.
  • orientation words such as upper, lower, left, right, front, rear, top, bottom, etc. (if any) refer to the positions of the structures in the drawings and the relationship between the structures. It is only for the clarity and convenience of expressing the technical solution. It should be understood that the use of directional words should not limit the scope of protection claimed in this application.
  • the car seat 1 provided in the embodiment of the present application includes a backrest 11 and a seat cushion 12 , and the backrest 11 and the seat cushion 12 are hingedly connected so that the backrest 11 can rotate relative to the seat cushion 12 .
  • a seat rotation mechanism 3 is provided below the seat cushion 12.
  • the seat rotation mechanism 3 includes a side plate 4, a tooth plate 5, a support plate 6, a drive motor 7 and a first shaft 8.
  • the side plate 4 is fixedly connected with the bottom of the seat cushion 12. Both the plate 5 and the support plate 6 are arranged below the seat cushion 12 .
  • the support plate 6 is arranged at the first end of the side plate 4
  • the tooth plate 5 is arranged at the second end of the side plate 4 .
  • the side plate 4 is arranged in the front-rear direction of the seat cushion 12 , the first end of the side plate 4 is the rear end of the side plate 4 , the second end of the side plate 4 is the front end of the side plate 4 , and the tooth plate 5 Located at the front end of the side plate 4 , the support plate 6 is located at the rear end of the side plate 4 , that is, the tooth plate 5 is located in front of the support plate 6 .
  • the tooth plate 5 may be located at the rear end of the side plate 4, the support plate 6 is located at the front end of the side plate 4, and the tooth plate 5 is located at the rear of the support plate 6, which is not limited here.
  • the front and rear ends of the side plate 4 are respectively provided with a first screw hole 45 and a second screw hole 46.
  • the front end of the side plate 4 is screwed and fixed with the front end of the bottom of the seat cushion 12 through the first screw hole 45,
  • the rear end of the plate 4 is screwed and fixed with the rear end of the bottom of the seat cushion 12 through the second screw holes 46 .
  • the tooth plate 5 and the support plate 6 are provided separately.
  • the tooth plate 5 and the support plate 6 can also be integrally formed.
  • the support plate 6 is provided with a first sliding groove 61
  • the first end of the side plate 4 is provided with a through hole 44
  • the first shaft 8 is inserted into the through hole 44 and the first sliding groove 61
  • the first shaft 8 can move along the The first sliding groove 61 slides.
  • the driving motor 7 is mounted on the second end of the side plate 4 , and the driving motor 7 has a second shaft 71 and a driving gear 72 .
  • the toothed plate 5 is provided with a second sliding groove 51
  • the second shaft 71 is inserted into the second sliding groove 51
  • the second shaft 71 can slide along the second sliding groove 51 .
  • Gear teeth 52 are provided on the toothed plate 5
  • the driving gear 72 meshes with the gear teeth 52 .
  • the driving motor 7 rotates and drives the driving gear 72 to rotate
  • the driving gear 72 rotates and crawls along the gear teeth 52
  • the first shaft 8 and the second shaft 71 slide along the first sliding groove 61 and the second sliding groove 51 respectively, so that the The seat cushion 12 and the backrest 11 rotate together about the rotation center line 10 of the vehicle seat 1 .
  • the gear teeth 52 are arranged on the toothed plate 5
  • the driving gear 72 is meshed with the gear teeth 52
  • the driving motor 7 provides power for the rotation of the driving gear 72 , so that the driving gear 72 can rotate along the gear teeth 52 While crawling, the rotation of the driving gear 72 drives the front end of the side plate 4 to rotate, thereby providing power for the rotation of the car seat 1 .
  • the driving gear 72 has a locking function, that is, when the car seat 1 stops rotating during the rotation process, a locking state can be formed between the driving gear 72 and the gear teeth 52 to keep the car seat 1 fixed.
  • the second sliding groove 51 is provided on the toothed plate 5 , and the rotation of the driving gear 72 drives the second shaft 71 to slide along the second sliding groove 51 .
  • It has a limiting function, which can not only prevent the driving gear 72 from falling off the gear teeth 52, but also limit the rotation of the driving gear 72, so that the driving gear 72 can only rotate and crawl within the design range, so as to ensure that the front end of the seat cushion 12 can only crawl. It rotates around the rotation center line 10 of the car seat 1 within a certain angle range.
  • the rotation of the front end of the side plate 4 drives the rear end of the side plate 4 to rotate, and at the same time drives the first shaft 8 to slide along the first rotation groove 61,
  • the rear end of the seat cushion 12 can only rotate around the rotation center line 10 of the car seat 1 within a certain angle range.
  • first sliding groove 61 , the second sliding groove 51 and the gear teeth 52 are all arc-shaped structures, and the center of the second sliding groove 51 , the center of the first sliding groove 61 and the center of the gear teeth 52 are all located in the car seat.
  • On the rotation center line 10 of the seat 1 that is, the rotation trajectory of the car seat 1 is an arc shape.
  • the arc radius of the second sliding groove 51 , the arc radius of the first sliding groove 61 and the arc radius of the gear teeth 52 may be different, but the center of the second sliding groove 51 and the center of the first sliding groove 61 The center of the tooth 52 needs to be located on the rotation center line 10 of the car seat 1 at the same time, so that the car seat 1 can rotate around its rotation center line 10, and the rotation trajectory of the car seat 1 is an arc.
  • the front end of the second sliding groove 51 is higher than the rear end of the second sliding groove 51
  • the front end of the gear teeth 52 is higher than the rear end of the gear teeth 52
  • the first sliding groove 61 The front end is lower than the rear end of the first sliding slot 61 .
  • FIG. 5 a is a state before the car seat 1 is tilted backward
  • FIG. 5 b is a state after the car seat 1 is tilted backward.
  • the seat cushion 12 when the occupant is riding normally, the seat cushion 12 is at the initial position, the second shaft 71 is at the rearmost end of the second sliding groove 51, the driving gear 72 is at the rearmost end of the gear teeth 52, and the first shaft 8 is located at the rearmost end in the first sliding groove 61 .
  • Fig. 5b when the occupant lies back, the seat cushion 12 rotates forward (as shown in Fig.
  • the driving gear 72 rotates and climbs along the gear teeth 52, the height of the driving gear 72 rises along the gear teeth 52, the height of the second shaft 71 rises along the second sliding groove 51, the height of the front end of the side plate 4 rises, and the seat cushion 12
  • the height of the front end also increases accordingly; the rotation of the front end of the side plate 4 drives the rear end of the side plate 4 to rotate, and at the same time drives the first shaft 8 to slide along the first rotation groove 61, and the height of the first shaft 8 follows the first axis.
  • the sliding groove 61 is lowered, the height of the rear end of the side panel 4 is lowered, and the height of the rear end of the seat cushion 12 and the height of the backrest 11 are also lowered together.
  • the seat cushion 12 drives the backrest 11 to rotate together around the rotation center line 10 of the car seat 1, and the backrest 11 is tilted backward during the rotation, so as to achieve The purpose of the occupant to lie back.
  • the driving gear 72 has a locking function. When the car seat 1 stops rotating during the rotation, a locking state can be formed between the driving gear 72 and the gear teeth 52 to keep the car seat 1 fixed.
  • the H(R) point 101 of the car seat 1 is located on the rotation center line 10 of the car seat 1 , that is, the car seat 1 can rotate around its H(R) point 101 .
  • the axis on which point 101 is located rotates.
  • the H point of the car seat 1 refers to the connection point between the human torso and the thigh in the two-dimensional or three-dimensional human body model template, that is, the hip point (Hip Point); the R point of the car seat 1 refers to the seat reference point, the seat The seat reference point refers to the design reference point specified by the seat manufacturer.
  • the H point of the car seat 1 coincides with the R point of the car seat 1 , and the H(R) point 101 is located above the seat cushion 12 .
  • This embodiment is designed so that the car seat 1 can be rotated around the axis where the H(R) point 101 is located, which conforms to the human body structure.
  • the toothed plate 5 and the support plate 6 are staggered and arranged parallel to each other in the left-right direction of the car seat 1 . between the tooth plate 5 and the support plate 6 .
  • the drive motor 7 is installed inside the second end of the side plate 4 , and the toothed plate 5 is arranged outside the second end of the side plate 4 to reduce the space occupied by the components.
  • the toothed plate 5 can also be arranged on the inner side of the side plate 4, and the driving motor 7 is arranged on the outer side of the side plate 4, which is not limited here.
  • the second end of the side plate 4 is provided with a first through hole 41 and a second through hole 42 , and the second shaft 71 is inserted into the first through hole 41 after passing through the first through hole 41 .
  • the driving gear 72 is engaged with the gear teeth 52 after passing through the second through hole 42 .
  • the gear teeth 52 are arranged on an inclined side of the gear plate 5 , and the position of the second through hole 42 corresponds to the position of the gear teeth 52 , so that after the driving gear 72 passes through the second through hole 42 Can be meshed with gear teeth 52 .
  • the driving motor 7 also has a fixing bracket 75 , and the fixing bracket 75 is arranged on the outer side of the toothed plate 5 , so that the toothed plate 5 is sandwiched between the fixing bracket 75 and the side plate 4 .
  • the driving motor 7 also has at least one fixing rod 73
  • the second end of the side plate 4 also has at least one third through hole 43 .
  • the fixing rod 73 passes through the third through hole 43 and is connected to the fixing bracket 75 Fixed connection.
  • the fixing bracket 75 is provided with a fourth through hole 751, and after the second shaft 71 passes through the fourth through hole 751, the first nut 21 is fixed on the end of the second shaft 71 to prevent the The two shafts 71 fall off from the second sliding groove 51 .
  • the fixing bracket 75 is further provided with a fifth through hole 752, the end face of the driving gear 72 is provided with a protruding rod 721 along the axial direction, and the protruding rod 721 is inserted into the fifth through hole 752 to prevent the driving gear 72 from being in Swirling when turning.
  • the fixing bracket 75 is further provided with a sixth through hole 753. After the fixing rod 73 passes through the sixth through hole 753, the second nut 22 is fixed on the end of the fixing rod 73, so that the driving motor 7 fixed on the side panel 4.
  • the number of the fixing rods 73 and the third through holes 43 is two, and the two fixing rods 73 and the second shaft 71 are distributed in a triangle, so that the driving motor 7 is more stably fixed on the on side panel 4.
  • a shaft sleeve 711 is sleeved on the second shaft 71 , the shaft sleeve 711 is inserted into the second sliding groove 51 , and the axial ends of the shaft sleeve 711 are clamped on the fixed bracket Between 75 and the side plate 4 , the shaft sleeve 711 can slide along the second sliding groove 51 .
  • the purpose of setting the shaft sleeve 711 is: 1. Generally, the outer surface of the second shaft 71 is machined with threads, and the sleeve 711 is sleeved on the second shaft 71 to prevent the threads on the second shaft 71 from cutting the first shaft. Two sliding grooves 51; 2. The outer surface of the shaft sleeve 711 is smoother, so that the second shaft 71 can slide in the second sliding groove 51 more smoothly; 3. The shaft sleeve 711 has a certain limit function, which can prevent the fixing bracket The clamping between 75 and the side plate 4 is too tight, so as not to affect the sliding of the second shaft 71 in the second sliding groove 51 .
  • the shaft sleeve 711 is also fixed on the side wall of the side plate 4 by welding.
  • the number of seat rotation mechanisms 3 is two, and the two seat rotation mechanisms 3 are symmetrically arranged on the left and right sides below the seat cushion 12 .
  • the number of seat rotation mechanisms 3 may also be one or more. It is not limited here.
  • the two seat rotation mechanisms 3 include two support plates 6 , two side plates 4 and a first shaft 8 .
  • the two support plates 6 are arranged opposite to each other and are located on opposite sides of the first shaft 8
  • the two side plates 4 are arranged opposite to each other and are respectively located on opposite sides of the first shaft 8, and one end of the first shaft 8 is inserted and fixed on one of the sides.
  • the through hole 44 of the plate 4 the other end of the first shaft 8 is inserted and fixed into the through hole 44 of the other side plate 4 , and the first shaft 8 is inserted into the first sliding groove 61 of the two support plates 6 at the same time.
  • the side plate 4 is located on the outer side of the support plate 6 , and the inner side wall of the side plate 4 is in contact with the outer side wall of the support plate 6 .
  • the side plate 4 may also be located on the inner side of the support plate 6 , and the outer side wall of the side plate 4 is in contact with the inner side wall of the support plate 6 .
  • the opposite ends of the first shaft 8 are respectively sleeved with clamp rings 82 , and the clamp rings 82 are fixed around the outer surface of the first shaft 8 .
  • the number of the clamp rings 82 For two, the two collars 82 are in one-to-one correspondence with the two side plates 4 , and each collar 82 abuts on the outer side wall of a corresponding side plate 4 .
  • the collar 82 can be fixed on the first shaft 8 because the frictional force between the collar 82 and the first shaft 8 is relatively large.
  • the collar 82 since the collar 82 abuts on the outer side wall of the side plate 4, the collar 82 can be fixed on the outer side wall of the side plate 4 by the friction force between the collar 82 and the outer side wall of the side plate 4, that is, The first shaft 8 is fixedly connected with the side plate 4 through a clamp ring 82 .
  • there is also friction between the through hole 44 and the outer surface of the first shaft 8 which can further fix the first shaft 8 in the through hole 44 .
  • the first shaft 8 and the side plate 4 may also be fixedly connected by means of welding, clamping, etc., which are not limited here.
  • the opposite ends of the first shaft 8 are respectively sleeved with spacers 81 , and the spacers 81 are fixed around the outer surface of the first shaft 8 .
  • the number of spacers 81 There are two spacers 81 in one-to-one correspondence with the two support plates 6 , and each spacer 81 abuts against the inner side wall of a corresponding support plate 6 .
  • the two spacers 81 are located between the two support plates 6. After the spacers 81 are sleeved on the first shaft 8, they are then fixed on the first shaft 8 by welding. The spacers 81 abut against the inner side walls of the two support plates 6 in a one-to-one correspondence to prevent the first shaft 8 from moving left and right when the car seat 1 is rotated.
  • a slide rail support bracket 13 and a slide rail 14 are further provided below the seat rotation mechanism 3 , and the toothed plate 5 and the support plate 6 are both fixed on the slide rail support bracket 13
  • the slide rail support bracket 13 can slide back and forth along the slide rail 14 to realize the function of the car seat 1 sliding back and forth.
  • the car seat 1 provided by the embodiment of the present application, when the seat cushion 12 rotates forward, there is no relative movement between the seat cushion 12 and the backrest 11, and the backrest 11 and the seat cushion 12 rotate together around the rotation center line 10 of the car seat 1 to It achieves the effect that the car seat 1 can be rotated as a whole around the rotation center line 10 of the car seat 1 .
  • the seat cushion 12 is rotated forward, the height of the front end of the seat cushion 12 is raised, the height of the rear end of the seat cushion 12 is lowered together with the height of the backrest 11, and the backrest 11 is tilted backward during the rotation process, so as to achieve the occupant leaning back. Purpose.
  • the car seat 1 provided by the embodiment of the present application solves the problem of relative movement between the backrest 11 and the seat cushion 12 when the car seat 1 is adjusted and tilted backwards, and can ensure that the occupant's sitting posture is consistent when the car seat 1 is rotated. It improves the ride comfort of the car seat 1 and the grade of the car seat 1, and can be applied to various models.
  • the driving gear meshes with the gear teeth, and the motor provides power for the rotation of the driving gear, so that the driving gear can rotate and crawl along the gear teeth, and at the same time the rotation of the driving gear
  • the second end of the side plate is driven to rotate, thereby providing power for the rotation of the car seat; at the same time, the driving gear has a locking function, that is, when the car seat stops rotating during the rotation process, the driving gear can be locked with the gear teeth. state, the car seat can remain fixed.
  • a second sliding groove is provided on the toothed plate, the rotation of the driving gear drives the second shaft to slide along the second sliding groove, and there is a limit function between the second shaft and the second sliding groove, which can prevent the driving gear from sliding from the second sliding groove.
  • the gear teeth fall off, which can limit the rotation of the driving gear, so as to ensure that the seat cushion at the end close to the tooth plate can only rotate around the rotation center line of the car seat within a certain angle range.
  • a first sliding groove is provided on the support plate, and the rotation of the second end of the side plate drives the first end of the side plate to rotate, and at the same time drives the first shaft to slide along the first sliding groove, so that the seat cushion is only close to the end of the support plate. It can rotate around the rotation center line of the car seat within a certain angle range.
  • the car seat of the present application solves the problem of relative movement between the backrest and the seat cushion when the car seat is adjusted and tilted backwards, can ensure the consistency of the occupant's sitting posture when the car seat is rotated, and improve the riding comfort of the car seat. Comfort, can be applied to various models.

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

Abstract

La présente demande concerne un siège de véhicule automobile comprenant un coussin de siège et un dossier. Un mécanisme de rotation de siège est disposé sous le coussin de siège, et le mécanisme de rotation de siège comprend une plaque latérale, une plaque dentée, une plaque de support, un moteur d'entraînement et un premier arbre ; la plaque de support est dotée d'une première rainure de coulissement, une perforation est disposée dans une première extrémité de la plaque latérale, le premier arbre est inséré dans la perforation et la première rainure de coulissement et le premier arbre peut coulisser le long de la première rainure de coulissement ; le moteur d'entraînement est doté d'un second arbre et d'un engrenage d'entraînement, la plaque dentée est dotée d'une seconde rainure de coulissement, le second arbre est inséré dans la seconde rainure de coulissement et le second arbre peut coulisser le long de la seconde rainure de coulissement ; la plaque dentée est dotée de dents d'engrenage et l'engrenage d'entraînement s'engrène avec les dents d'engrenage ; et le coussin de siège et le dossier peuvent tourner ensemble autour d'une ligne centrale de rotation du siège de véhicule automobile. La présente invention concerne en outre un véhicule automobile.
PCT/CN2020/134694 2020-12-08 2020-12-08 Siège de véhicule automobile et véhicule automobile WO2022120608A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202080099569.1A CN115379964B (zh) 2020-12-08 2020-12-08 汽车座椅及汽车
PCT/CN2020/134694 WO2022120608A1 (fr) 2020-12-08 2020-12-08 Siège de véhicule automobile et véhicule automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/134694 WO2022120608A1 (fr) 2020-12-08 2020-12-08 Siège de véhicule automobile et véhicule automobile

Publications (1)

Publication Number Publication Date
WO2022120608A1 true WO2022120608A1 (fr) 2022-06-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/134694 WO2022120608A1 (fr) 2020-12-08 2020-12-08 Siège de véhicule automobile et véhicule automobile

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CN (1) CN115379964B (fr)
WO (1) WO2022120608A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN117382508A (zh) * 2023-12-07 2024-01-12 浙江嘉丰汽车座椅有限公司 一种汽车座椅的高强度支撑支架

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