CN115379964B - Automobile seat and automobile - Google Patents
Automobile seat and automobile Download PDFInfo
- Publication number
- CN115379964B CN115379964B CN202080099569.1A CN202080099569A CN115379964B CN 115379964 B CN115379964 B CN 115379964B CN 202080099569 A CN202080099569 A CN 202080099569A CN 115379964 B CN115379964 B CN 115379964B
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- Prior art keywords
- sliding groove
- shaft
- seat
- plate
- side plate
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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
- B60N2/04—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
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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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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention provides an automobile seat, which comprises a seat cushion and a backrest, wherein a seat rotating mechanism is arranged below the seat cushion and comprises side plates, toothed plates, a supporting plate, a driving motor and a first shaft; the support plate is provided with a first sliding groove, a 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 slide along the first sliding groove; the driving motor is provided with a second shaft and a driving 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, the driving gear is meshed with the gear teeth, and the cushion and the backrest can rotate together around the rotation center line of the automobile seat. The invention also provides an automobile.
Description
Technical Field
The invention relates to the technical field of automobile seat structures, in particular to an automobile seat and an automobile with the automobile seat.
Background
Along with the development of science and technology, the requirements of people on the comfort of automobiles are higher and higher, and particularly, the requirements on the adjustability of the sitting state of the seat and the comfort of sitting of the seat are higher and higher.
Currently, the main adjustable functions of the seat are divided into a horizontal adjustment function, a height adjustment function, a backrest angle adjustment function, and a cushion front elevation adjustment function, and a combination of these adjustable functions.
When a passenger sits on the seat and needs to lie backwards, the function of adjusting the angle of the backrest is mainly utilized at present to realize the function of lying backwards, and part of the seat can also realize the movement of the seat cushion together when the backrest falls backwards, such as the up-and-down movement of the seat cushion, the forward-and-backward movement of the seat cushion or the relative rotation between the seat cushion and the backrest. Because human trunk is a whole, can't follow the seat and move together, at the in-process that the back backward falls, produce relative motion between back and the cushion, human trunk need adjust the gesture just can with the shape and the position phase-match of seat after the adjustment to influence the uniformity of passenger's taking the gesture, also exert an influence to the travelling comfort that the seat was taken simultaneously.
Disclosure of Invention
The invention aims to provide an automobile seat, which aims to solve the defects in the prior art, and the seat cushion and the backrest do not generate relative movement when the backrest is inclined backwards, namely the seat integrally rotates, so that the consistency of the riding posture of passengers is ensured, and the riding comfort of the seat is improved.
The invention provides an automobile seat, which comprises a backrest and a seat cushion connected with the backrest, wherein a seat rotating mechanism is arranged below the seat cushion and comprises a side plate, a toothed plate, a supporting plate, a driving motor and a first shaft, the side plate is fixedly connected with the bottom of the seat cushion, the supporting plate is arranged at a first end of the side plate, and the toothed plate is arranged at a second end of the side plate;
the support plate is provided with a first sliding groove, a 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 slide along the first sliding groove;
the driving motor is arranged at the second end of the side plate and is provided with a second shaft and a driving 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 is meshed with the gear teeth;
when the driving motor operates to drive the driving gear to rotate, the driving gear crawls along the rotation of the gear teeth, and meanwhile, the first shaft and the second shaft slide along the first sliding groove and the second sliding groove respectively, so that the cushion and the backrest rotate together around the rotation center line of the automobile seat.
Further, the first sliding groove, the second sliding groove and the gear teeth are of arc structures, and the circle center of the second sliding groove, the circle center of the first sliding groove and the circle center of the gear teeth are located on the rotation center line of the seat.
Further, with respect to the horizontal position, the front end of the second sliding groove is higher than the rear end of the second sliding groove, the front end of the gear tooth is higher than the rear end of the gear tooth, and the front end of the first sliding groove is lower than the rear end of the first sliding groove.
Further, the toothed plate and the supporting plate are staggered and arranged in parallel in the left-right direction of the automobile seat, and the toothed plate and the supporting plate are respectively positioned on two sides of the side plate, so that the side plate is clamped between the toothed plate and the supporting plate.
Further, the driving motor is mounted inside the second end of the side plate, and the toothed plate is arranged outside the second end of the side plate.
Further, a first through hole and a second through hole are formed in the second end of the side plate, the second shaft penetrates through the first through hole and then is inserted into the second sliding groove, and the driving gear penetrates through the second through hole and then is meshed with the gear teeth.
Further, the driving motor is further provided with a fixing support, and the fixing support is arranged on the outer side of the toothed plate, so that the toothed plate is clamped between the fixing support and the side plate.
Further, the driving motor is further provided with at least one fixing rod, the second end of the side plate is further provided with at least one third through hole, and the fixing rod penetrates through the third through hole and is fixedly connected with the fixing support.
Further, a fourth through hole, a fifth through hole and a sixth through hole are formed in the fixing support, the second shaft penetrates through the fourth through hole and then is fixed with a first nut at the tail end portion of the second shaft, a protruding rod is axially arranged on the end face of the driving gear, the protruding rod is inserted into the fifth through hole, and a second nut is fixed at the tail end portion of the fixing rod after the fixing rod penetrates through the sixth through hole.
Further, a shaft sleeve is sleeved on the second shaft, the shaft sleeve penetrates through the second sliding groove, two axial ends of the shaft sleeve are clamped between the fixed support and the side plate, and the shaft sleeve can slide along the second sliding groove.
Further, the gear teeth are disposed on one inclined side edge of the toothed plate.
Further, a sliding rail supporting frame and a sliding rail are further arranged below the seat rotating mechanism, the toothed plate and the supporting plate are fixed on the sliding rail supporting frame, and the sliding rail supporting frame can slide back and forth along the sliding rail.
Further, the number of the seat rotating mechanisms is two, and the two seat rotating mechanisms are symmetrically distributed on the left side and the right side below the seat cushion.
The invention also provides an automobile, comprising the automobile seat.
According to the automobile seat provided by the invention, the gear teeth are arranged on the toothed plate, the driving gear is meshed with the gear teeth, meanwhile, the motor provides power for the rotation of the driving gear, so that the driving gear can creep along the rotation of the gear teeth, and meanwhile, the rotation of the driving gear drives the second end of the side plate to rotate, so that power is provided for the rotation of the automobile seat; meanwhile, the driving gear has a locking function, namely, when the automobile seat stops rotating in the rotating process, the driving gear can form a locking state with the gear teeth, and the automobile seat can be kept fixed.
According to the invention, the second sliding groove is formed in the toothed plate, the second shaft is driven to slide along the second sliding groove by rotation of the driving gear, and a limiting effect is provided between the second shaft and the second sliding groove, so that the driving gear can be prevented from falling off from gear teeth, and the rotation of the driving gear can be limited, and the seat cushion can only rotate around the rotation center line of the automobile seat within a certain angle range at one end close to the toothed plate.
According to the invention, the first sliding groove is arranged on the supporting plate, the rotation of the second end of the side plate drives the first end of the side plate to rotate, and meanwhile, the first shaft is driven to slide along the first sliding groove, so that the seat cushion can only rotate around the rotation center line of the automobile seat within a certain angle range at one end close to the supporting plate.
Meanwhile, when the cushion rotates forwards, no relative motion occurs between the cushion and the backrest, namely, when the cushion rotates, the backrest rotates around the rotation center line of the automobile seat at the same time, and the backrest does not rotate relative to the cushion, so that the backrest and the cushion can rotate around the rotation center line of the automobile seat together. Meanwhile, when the cushion rotates forwards, the height of the front end of the cushion is increased, the height of the rear end of the cushion is reduced together with the height of the backrest, and the backrest is inclined backwards in the rotating process, so that the aim of enabling an occupant to lie backwards is fulfilled.
The automobile seat solves the problem that relative movement is generated between the backrest and the cushion when the automobile seat is adjusted backwards and topples over, can ensure the consistency of riding postures of passengers when the automobile seat rotates, improves riding comfort of the automobile seat, and is applicable to various automobile types.
Drawings
Fig. 1 is a schematic structural view of an automobile seat according to an embodiment of the invention.
Fig. 2 is an enlarged partial schematic view of fig. 1.
Fig. 3 is a schematic view of the seat rotating mechanism in fig. 1.
Fig. 4 is an exploded view of the seat rotation mechanism of fig. 1.
Fig. 5a is a schematic view of a car seat according to an embodiment of the invention before the car seat is tilted backward.
Fig. 5b is a schematic view of the backward tilting of the car seat according to the embodiment of the invention.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
The terms upper, lower, left, right, front, rear, top, bottom and the like (if any) in the description and in the claims are used for descriptive purposes and not necessarily for describing relative positions of structures in the figures and in describing relative positions of structures. It should be understood that the use of directional terms should not be construed to limit the scope of the invention as claimed.
As shown in fig. 1 to 4, an automobile seat 1 provided by an embodiment of the present invention includes a backrest 11 and a seat cushion 12, and the backrest 11 and the seat cushion 12 are hinged so that the backrest 11 can rotate relative to the seat cushion 12. The seat rotating mechanism 3 is arranged below the seat cushion 12, the seat rotating mechanism 3 comprises a side plate 4, a toothed plate 5, a supporting plate 6, a driving motor 7 and a first shaft 8, the side plate 4 is fixedly connected with the bottom of the seat cushion 12, and the toothed plate 5 and the supporting plate 6 are arranged below the seat cushion 12. Wherein the support plate 6 is arranged at a first end of the side plate 4, and the toothed plate 5 is arranged at a second end of the side plate 4.
As shown in fig. 1, the direction indicated by the arrow S is defined as the front in this embodiment.
In the present embodiment, the side plates 4 are arranged in the front-rear direction of the seat cushion 12, the first ends of the side plates 4 are the rear ends of the side plates 4, the second ends of the side plates 4 are the front ends of the side plates 4, the tooth plates 5 are located at the front ends of the side plates 4, and the support plates 6 are located at the rear ends of the side plates 4, i.e., the tooth plates 5 are located in front of the support plates 6. Of course, in other embodiments, the toothed 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 toothed plate 5 is located behind the support plate 6, which is not limited herein.
In this embodiment, the front end and the rear end 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, and the rear end of the side plate 4 is screwed and fixed with the rear end of the bottom of the seat cushion 12 through the second screw hole 46.
In the present embodiment, the toothed plate 5 and the support plate 6 are provided separately. Of course, in other embodiments, the toothed plate 5 and the support plate 6 may also be of unitary construction.
Further, the support plate 6 is provided with a first sliding groove 61, the first end of the side plate 4 is provided with a perforated hole 44, the first shaft 8 is inserted into the perforated hole 44 and the first sliding groove 61, and the first shaft 8 is slidable along the first sliding groove 61.
Further, a drive motor 7 is mounted at the second end of the side plate 4, the drive motor 7 having a second shaft 71 and a drive 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, and the second shaft 71 is slidable along the second sliding groove 51. The toothed plate 5 is provided with gear teeth 52, and the drive gear 72 meshes with the gear teeth 52.
When the drive motor 7 is operated to drive the drive gear 72 to rotate, the drive gear 72 rotates along the gear teeth 52 to creep, and simultaneously the first shaft 8 and the second shaft 71 slide along the first slide groove 61 and the second slide groove 51, respectively, so that the seat cushion 12 and the backrest 11 rotate together about the rotation center line 10 of the car seat 1.
Specifically, in this embodiment, by providing the gear teeth 52 on the toothed plate 5, the driving gear 72 is meshed with the gear teeth 52, and meanwhile, the driving motor 7 provides power for the rotation of the driving gear 72, so that the driving gear 72 can climb along the rotation of the gear teeth 52, and meanwhile, the rotation of the driving gear 72 drives the front end of the side plate 4 to rotate, so as to provide power for the rotation of the car seat 1. Meanwhile, the driving gear 72 has a locking function, namely, when the automobile seat 1 stops rotating in the rotating process, a locking state can be formed between the driving gear 72 and the gear teeth 52, so that the automobile seat 1 is kept fixed.
Specifically, in this embodiment, by providing the second sliding groove 51 on the toothed plate 5, the rotation of the driving gear 72 drives the second shaft 71 to slide along the second sliding groove 51, and a limiting effect is provided between the second shaft 71 and the second sliding groove 51, so that the driving gear 72 can be prevented from falling off from the gear 52, and the rotation of the driving gear 72 can be limited, so that the driving gear 72 can only rotate and creep within a design range, and the front 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.
Specifically, in this embodiment, by providing the first rotation groove 61 on the support plate 6, rotation of the front end of the side plate 4 drives rotation of the rear end of the side plate 4, and simultaneously drives the first shaft 8 to slide along the first rotation groove 61, so that the rear end of the seat cushion 12 can only rotate about the rotation center line 10 of the car seat 1 within a certain angle range.
Further, the first sliding groove 61, the second sliding groove 51 and the gear teeth 52 are all in arc 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 on the rotation center line 10 of the automobile seat 1, that is, the rotation track of the automobile seat 1 is in arc shape.
Specifically, the radius of the arc of the second sliding groove 51, the radius of the arc of the first sliding groove 61, and the radius of the arc of the gear teeth 52 may be different, but the center of the circle of the second sliding groove 51, the center of the circle of the first sliding groove 61, and the center of the gear teeth 52 need to be located on the rotation center line 10 of the car seat 1 at the same time, so that the car seat 1 rotates around the rotation center line 10 thereof, and the rotation track of the car seat 1 is in the shape of an arc.
In the present embodiment, the front end of the second sliding groove 51 is higher than the rear end of the second sliding groove 51 with respect to the horizontal position, the front end of the gear teeth 52 is higher than the rear end of the gear teeth 52, and the front end of the first sliding groove 61 is lower than the rear end of the first sliding groove 61.
Specifically, fig. 5a is a state before the car seat 1 is tilted backward, and fig. 5b is a state after the car seat 1 is tilted backward. As shown in fig. 5a, when the occupant is seated normally, the seat cushion 12 is positioned at the initial position, with the second shaft 71 positioned at the rearmost end in the second slide groove 51, the drive gear 72 positioned at the rearmost end of the gear teeth 52, and the first shaft 8 positioned at the rearmost end in the first slide groove 61. As shown in fig. 5b, when the occupant leans backward, the seat cushion 12 rotates forward (as shown in fig. 5b, the direction in which the seat cushion 12 rotates forward is clockwise when viewed from the right side of the car seat 1), the drive gear 72 rotates to climb along the gear teeth 52, the height of the drive gear 72 rises along the gear teeth 52, and at the same time, 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 height of the front end of the seat cushion 12 also rises; the rotation of the front end of the side plate 4 drives the rear end of the side plate 4 to rotate, and simultaneously drives the first shaft 8 to slide along the first rotating groove 61, the height of the first shaft 8 is reduced along the first sliding groove 61, the height of the rear end of the side plate 4 is reduced, and the height of the rear end of the cushion 12 is reduced together with the height of the backrest 11. Moreover, during the rotation of the cushion 12, no relative movement occurs between the cushion 12 and the backrest 11, and the cushion 12 drives the backrest 11 to rotate together around the rotation center line 10 of the car seat 1, and the backrest 11 tilts backward during the rotation, so as to achieve the aim of the passenger lying backward. Meanwhile, the driving gear 72 has a locking function, and when the automobile seat 1 stops rotating in the rotating process, a locking state can be formed between the driving gear 72 and the gear teeth 52, so that the automobile seat 1 is kept fixed.
Preferably, as shown in fig. 1 to 3, in the present embodiment, 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 is rotatable about the axis on which the H (R) point 101 thereof is located.
Specifically, the H point of the car seat 1 refers to the point of connection of the trunk to the thighs, i.e., the crotch point (HipPoint), in a two-dimensional or three-dimensional manikin template; the R point of the car seat 1 refers to a seat reference point, which refers to a design reference point specified by a seat manufacturer. In the engineering design stage, 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 at a position above the seat cushion 12. According to the embodiment, the automobile seat 1 can rotate around the axis where the H (R) point 101 is located through the design, the automobile seat accords with the human body structure, when the automobile seat 1 rotates forwards, the leg position of an occupant is lifted upwards, the head position is lowered downwards, the whole human body trunk rotates around the H (R) point 101 of the automobile seat 1, the riding posture of the occupant is not changed, so that discomfort of the human body in rotation is reduced, and riding comfort of the automobile seat 1 is improved.
In the present embodiment, the toothed plate 5 and the support plate 6 are disposed in parallel with each other while being offset from each other in the left-right direction of the car seat 1, and the toothed plate 5 and the support plate 6 are respectively located on both sides of the side plate 4 with the side plate 4 sandwiched between the toothed plate 5 and the support plate 6.
In the present embodiment, the driving motor 7 is installed inside the second end of the side plate 4, and the tooth plate 5 is disposed outside the second end of the side plate 4 to reduce the occupation space of the components. Of course, in other embodiments, the toothed plate 5 may be disposed inside the side plate 4, and the driving motor 7 may be disposed outside the side plate 4, which is not limited herein.
As shown in fig. 3 and 4, in the present embodiment, the second end of the side plate 4 is provided with a first through hole 41 and a second through hole 42, the second shaft 71 is inserted into the second sliding groove 51 after passing through the first through hole 41, and the driving gear 72 is engaged with the gear teeth 52 after passing through the second through hole 42.
In the present embodiment, the gear teeth 52 are provided on one inclined side of the toothed plate 5, and the second through holes 42 are positioned corresponding to the positions of the gear teeth 52 so that the driving gear 72 can be engaged with the gear teeth 52 after passing through the second through holes 42.
In the present embodiment, the driving motor 7 further has a fixing bracket 75, and the fixing bracket 75 is disposed outside the toothed plate 5 such that the toothed plate 5 is sandwiched between the fixing bracket 75 and the side plate 4.
In this embodiment, the driving motor 7 further has at least one fixing rod 73, and the second end of the side plate 4 is further provided with at least one third through hole 43, and the fixing rod 73 passes through the third through hole 43 and is fixedly connected with the fixing bracket 75.
In the present embodiment, the fixing bracket 75 is provided with a fourth through hole 751, and the first nut 21 is fixed to the distal end portion of the second shaft 71 after the second shaft 71 passes through the fourth through hole 751, so as to prevent the second shaft 71 from falling out of the second sliding groove 51.
In this embodiment, the fixing bracket 75 is further provided with a fifth through hole 752, and the end surface of the driving gear 72 is axially provided with a boss 721, and the boss 721 is inserted into the fifth through hole 752 to prevent the driving gear 72 from moving during rotation.
In this embodiment, the fixing bracket 75 is further provided with a sixth through hole 753, and the fixing rod 73 passes through the sixth through hole 753 and is fixed with the second nut 22 at the distal end portion of the fixing rod 73, so that the driving motor 7 is fixed to the side plate 4.
Specifically, in the present embodiment, the number of the fixing rods 73 and the number of the third through holes 43 are two, and the two fixing rods 73 and the second shaft 71 are distributed in a triangle shape, so that the driving motor 7 is more stably fixed on the side plate 4.
As shown in fig. 4, in the present embodiment, a sleeve 711 is fitted over the second shaft 71, the sleeve 711 is inserted into the second sliding groove 51, and both axial ends of the sleeve 711 are sandwiched between the fixing bracket 75 and the side plate 4, so that the sleeve 711 can slide along the second sliding groove 51.
Specifically, the purpose of the sleeve 711 is to: 1. generally, the outer surface of the second shaft 71 is threaded, and the shaft sleeve 711 is sleeved on the second shaft 71 to prevent the threads on the second shaft 71 from cutting the second sliding groove 51; 2. the outer surface of the sleeve 711 is smoother, so that the second shaft 71 can slide in the second sliding groove 51 more smoothly; 3. the sleeve 711 has a certain limiting function, and can prevent the fixing bracket 75 and the side plate 4 from being clamped too tightly, so as not to influence the sliding of the second shaft 71 in the second sliding groove 51.
Preferably, in the present embodiment, the boss 711 is also fixed to the side wall of the side plate 4 by welding.
As shown in fig. 1 to 3, in the present embodiment, the number of seat turning mechanisms 3 is two, and the two seat turning mechanisms 3 are symmetrically disposed on the left and right sides below the seat cushion 12. Of course, in other embodiments, the number of seat turning mechanisms 3 may be one or more. And are not limited thereto.
In the present embodiment, the two seat rotating mechanisms 3 include two support plates 6, two side plates 4, and one first shaft 8. The two support plates 6 are oppositely arranged and are respectively located at two opposite sides of the first shaft 8, the two side plates 4 are oppositely arranged and are respectively located at two opposite sides of the first shaft 8, one end of the first shaft 8 is inserted and fixed in the through hole 44 of one side plate 4, the other end of the first shaft 8 is inserted and fixed in the through hole 44 of the other side plate 4, and the first shaft 8 is simultaneously inserted in the first sliding grooves 61 of the two support plates 6.
In the present embodiment, the side plate 4 is located at the outer side of the support plate 6, and the inner side wall of the side plate 4 is abutted against the outer side wall of the support plate 6. Of course, in other embodiments, the side plate 4 may be located inside the support plate 6, and the outer side wall of the side plate 4 abuts against the inner side wall of the support plate 6.
As shown in fig. 3 and 4, in this embodiment, the opposite ends of the first shaft 8 are respectively sleeved with a collar 82, the collars 82 are circumferentially fixed on the outer surface of the first shaft 8, the number of the collars 82 is two, the two collars 82 are in one-to-one correspondence with the two side plates 4, and each collar 82 abuts against the outer side wall of a corresponding side plate 4.
Specifically, when the collar 82 is fitted over the first shaft 8, the collar 82 can be fixed to the first shaft 8 because of a large friction force between the collar 82 and the first shaft 8. Meanwhile, since the collar 82 abuts against the outer side wall of the side plate 4, the collar 82 can be fixed to the outer side wall of the side plate 4 by friction between the collar 82 and the outer side wall of the side plate 4, that is, the first shaft 8 and the side plate 4 are fixedly connected by the collar 82. At the same time, friction is also present between the perforations 44 and the outer surface of the first shaft 8, enabling further securing of the first shaft 8 within the perforations 44. Of course, in other embodiments, the first shaft 8 and the side plate 4 may be fixedly connected by welding, clamping, etc., which is not limited herein.
As shown in fig. 3 and 4, in the present embodiment, two opposite ends of the first shaft 8 are respectively sleeved with a spacer 81, the spacers 81 are fixed around the outer surface of the first shaft 8, the number of the spacers 81 is two, the two spacers 81 are in one-to-one correspondence with the two support plates 6, and each spacer 81 is abutted against the inner side wall of a corresponding support plate 6.
Specifically, in this embodiment, two gaskets 81 are located between two support plates 6, after the gaskets 81 are sleeved on the first shaft 8, the gaskets 81 are fixed on the first shaft 8 through welding, and the two gaskets 81 are attached to the inner side walls of the two support plates 6 in a one-to-one correspondence manner, so as to prevent the first shaft 8 from moving left and right when the automobile seat 1 rotates.
As shown in fig. 1 to 3, in the present embodiment, a slide rail support bracket 13 and a slide rail 14 are further provided below the seat rotating mechanism 3, and the toothed plate 5 and the support plate 6 are both fixed on the slide rail support bracket 13, and the slide rail support bracket 13 can slide back and forth along the slide rail 14 to realize the function of sliding the car seat 1 back and forth.
According to the automobile seat 1 provided by the embodiment of the invention, when the seat cushion 12 rotates forwards, the seat cushion 12 and the backrest 11 do not move relatively, and the backrest 11 and the seat cushion 12 rotate together around the rotation center line 10 of the automobile seat 1, so that the effect that the automobile seat 1 can integrally rotate around the rotation center line 10 of the automobile seat 1 is achieved. Meanwhile, when the seat cushion 12 rotates forward, the height of the front end of the seat cushion 12 increases, the height of the rear end of the seat cushion 12 decreases together with the height of the backrest 11, and the backrest 11 tilts backward during rotation, so that the passenger can lie backward.
The automobile seat 1 provided by the embodiment of the invention solves the problem that relative movement is generated between the backrest 11 and the cushion 12 when the automobile seat 1 is adjusted backwards to topple, can ensure the consistency of the riding posture of passengers when the automobile seat 1 rotates, improves the riding comfort of the automobile seat 1 and the grade of the automobile seat 1, and is applicable to various automobile types.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The automobile seat comprises a backrest (11) and a seat cushion (12) connected with the backrest (11), and is characterized in that a seat rotating mechanism (3) is arranged below the seat cushion (12), the seat rotating mechanism (3) comprises a side plate (4), a toothed plate (5), a supporting plate (6), a driving motor (7) and a first shaft (8), the side plate (4) is fixedly connected with the bottom of the seat cushion (12), the supporting plate (6) is arranged at the first end of the side plate (4), and the toothed plate (5) is arranged at the second end of the side plate (4);
the support plate (6) is provided with a first sliding groove (61), a first end of the side plate (4) is provided with a perforation (44), the first shaft (8) is inserted into the perforation (44) and the first sliding groove (61), and the first shaft (8) can slide along the first sliding groove (61);
the driving motor (7) is arranged at the second end of the side plate (4), and the driving motor (7) is provided with 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), and the second shaft (71) can slide along the second sliding groove (51);
the toothed plate (5) is provided with gear teeth (52), and the driving gear (72) is meshed with the gear teeth (52);
the toothed plate (5) and the supporting plate (6) are staggered and arranged in parallel in the left-right direction of the automobile seat (1), and the toothed plate (5) and the supporting plate (6) are respectively positioned at two sides of the side plate (4) so that the side plate (4) is clamped between the toothed plate (5) and the supporting plate (6);
the driving motor (7) is arranged on the inner side of the second end of the side plate (4), and the toothed plate (5) is arranged on the outer side of the second end of the side plate (4); the second end of the side plate (4) is provided with a first through hole (41) and a second through hole (42), the second shaft (71) passes through the first through hole (41) and then is inserted into the second sliding groove (51), and the driving gear (72) passes through the second through hole (42) and then is meshed with the gear teeth (52);
the first sliding groove (61), the second sliding groove (51) and the gear teeth (52) are all in circular arc structures, and the circle center of the second sliding groove (51), the circle center of the first sliding groove (61) and the circle center of the gear teeth (52) are all positioned on the rotation center line (10) of the seat (1); the front end of the second sliding groove (51) is higher than the rear end of the second sliding groove (51) relative to the horizontal position, the front end of the gear tooth (52) is higher than the rear end of the gear tooth (52), and the front end of the first sliding groove (61) is lower than the rear end of the first sliding groove (61);
when the driving motor (7) operates to drive the driving gear (72) to rotate, the driving gear (72) rotates along the gear teeth (52) to creep, and meanwhile 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 seat cushion (12) and the backrest (11) rotate together around a rotation center line (10) of the automobile seat (1).
2. The car seat according to claim 1, characterized in that the drive motor (7) further has a fixing bracket (75), the fixing bracket (75) being arranged outside the toothed plate (5) such that the toothed plate (5) is sandwiched between the fixing bracket (75) and the side plate (4).
3. The car seat according to claim 2, characterized in that the driving motor (7) further has at least one fixing rod (73), the second end of the side plate (4) is further provided with at least one third through hole (43), and the fixing rod (73) is fixedly connected with the fixing bracket (75) after passing through the third through hole (43).
4. A car seat according to claim 3, characterized in that the fixing bracket (75) is provided with a fourth through hole (751), a fifth through hole (752) and a sixth through hole (753), the second shaft (71) passes through the fourth through hole (751) and is fixed with a first nut (21) on the end part of the second shaft (71), the end surface of the driving gear (72) is provided with a protruding rod (721) along the axial direction, the protruding rod (721) is inserted into the fifth through hole (752), and the fixing rod (73) passes through the sixth through hole (753) and is fixed with a second nut (22) on the end part of the fixing rod (73).
5. The automobile seat according to claim 2, wherein a shaft sleeve (711) is sleeved on the second shaft (71), the shaft sleeve (711) is arranged in the second sliding groove (51) in a penetrating manner, two axial ends of the shaft sleeve (711) are clamped between the fixed bracket (75) and the side plate (4), and the shaft sleeve (711) can slide along the second sliding groove (51).
6. Car seat according to claim 1, characterized in that the gear teeth (52) are arranged on one inclined side of the toothed plate (5).
7. The automobile seat according to claim 1, characterized in that a slide rail supporting frame (13) and a slide rail (14) are further arranged below the seat rotating mechanism (3), the toothed plate (5) and the supporting plate (6) are both fixed on the slide rail supporting frame (13), and the slide rail supporting frame (13) can slide back and forth along the slide rail (14).
8. The automobile seat according to claim 1, wherein the number of the seat rotating mechanisms (3) is two, and the two seat rotating mechanisms (3) are symmetrically arranged on the left side and the right side below the seat cushion (12).
9. An automobile comprising an automobile seat according to any one of claims 1-8.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/134694 WO2022120608A1 (en) | 2020-12-08 | 2020-12-08 | Automobile seat and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115379964A CN115379964A (en) | 2022-11-22 |
| CN115379964B true CN115379964B (en) | 2023-09-26 |
Family
ID=81974090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080099569.1A Active CN115379964B (en) | 2020-12-08 | 2020-12-08 | Automobile seat and automobile |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115379964B (en) |
| WO (1) | WO2022120608A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382508A (en) * | 2023-12-07 | 2024-01-12 | 浙江嘉丰汽车座椅有限公司 | High-strength supporting bracket of automobile seat |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07186793A (en) * | 1993-12-27 | 1995-07-25 | Nhk Spring Co Ltd | Slide/tilt seat |
| JPH07315084A (en) * | 1994-05-27 | 1995-12-05 | Araco Corp | Seat cushion length adjusting mechanism |
| JPH0920163A (en) * | 1995-07-06 | 1997-01-21 | Fuji Kiko Co Ltd | Seat lifter for automobile |
| CN1615097A (en) * | 2002-01-18 | 2005-05-11 | 萨巴斯蒂安·阿拉姆布鲁埃切夫里亚 | Reclining chair |
| CN101462506A (en) * | 2007-12-18 | 2009-06-24 | 现代自动车株式会社 | Apparatus for locking double-folding seat for vehicles |
| CN110395156A (en) * | 2019-08-08 | 2019-11-01 | 上海艾缔亚汽车技术有限公司 | A kind of tooth plate adds what sliding slot drove to store automatic seat |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7533936B2 (en) * | 2006-08-24 | 2009-05-19 | Mazda Motor Corporation | Vehicle seat assembly |
-
2020
- 2020-12-08 WO PCT/CN2020/134694 patent/WO2022120608A1/en active Application Filing
- 2020-12-08 CN CN202080099569.1A patent/CN115379964B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07186793A (en) * | 1993-12-27 | 1995-07-25 | Nhk Spring Co Ltd | Slide/tilt seat |
| JPH07315084A (en) * | 1994-05-27 | 1995-12-05 | Araco Corp | Seat cushion length adjusting mechanism |
| JPH0920163A (en) * | 1995-07-06 | 1997-01-21 | Fuji Kiko Co Ltd | Seat lifter for automobile |
| CN1615097A (en) * | 2002-01-18 | 2005-05-11 | 萨巴斯蒂安·阿拉姆布鲁埃切夫里亚 | Reclining chair |
| CN101462506A (en) * | 2007-12-18 | 2009-06-24 | 现代自动车株式会社 | Apparatus for locking double-folding seat for vehicles |
| CN110395156A (en) * | 2019-08-08 | 2019-11-01 | 上海艾缔亚汽车技术有限公司 | A kind of tooth plate adds what sliding slot drove to store automatic seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115379964A (en) | 2022-11-22 |
| WO2022120608A1 (en) | 2022-06-16 |
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