CN115379964A

CN115379964A - Car seat and car

Info

Publication number: CN115379964A
Application number: CN202080099569.1A
Authority: CN
Inventors: 陈中华
Original assignee: Sci Seating (ningbo) Co ltd; Zhejiang Geely Holding Group Co Ltd
Current assignee: Sci Seating (ningbo) Co ltd; Zhejiang Geely Holding Group Co Ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2022-11-22
Anticipated expiration: 2040-12-08
Also published as: WO2022120608A1; CN115379964B

Abstract

The invention provides an automobile seat which comprises a cushion and a backrest, wherein a seat rotating mechanism is arranged below the cushion and comprises a side plate, a toothed plate, a supporting plate, a driving motor and a first shaft; the supporting plate is provided with a first sliding groove, a through hole is formed in the first end of the side plate, the first shaft is inserted into the through hole 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

Car seat and car

Technical Field

The application relates to the technical field of automobile seat structures, in particular to an automobile seat and an automobile with the same.

Background

With the development of science and technology and the improvement of living standard, people have higher and higher requirements on the comfort of automobiles, and particularly, higher requirements on the adjustability of the sitting state of a seat and the comfort of sitting of the seat are provided.

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.

Technical problem

When a passenger sits on an automobile seat and needs to lie backwards, the backrest angle adjusting function is mainly utilized to achieve the function of lying backwards, and part of the seats can also achieve the effect that a seat cushion moves together when the backrest falls backwards, such as the seat cushion moves up and down, the seat cushion moves forwards and backwards, or the seat cushion and the backrest rotate relatively. Because human trunk is a whole, can't follow the seat and move together, at the in-process that the back fell backward, produces relative motion between back and the cushion, human trunk need adjust the gesture could with the shape and the position phase-match of the seat after the adjustment to influence the passenger and take the uniformity of gesture, also produce the influence to the travelling comfort that the seat was taken simultaneously.

Technical solution

The utility model aims at providing a car seat, aims at solving the not enough that above-mentioned background art exists, does not produce relative motion between cushion and the back when the back topples over backward, and the seat wholly rotates promptly, guarantees the uniformity that the passenger took the gesture, promotes the travelling comfort that the seat was taken.

The application provides an automobile seat, which comprises a backrest and a cushion connected with the backrest, wherein a seat rotating mechanism is arranged below the 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 cushion, the supporting plate is arranged at the first end of the side plate, and the toothed plate is arranged at the second end of the side plate;

the supporting plate is provided with a first sliding groove, a through hole is formed in the first end of the side plate, the first shaft is inserted into the through hole 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;

gear teeth are arranged on the toothed plate, and the driving gear is meshed with the gear teeth;

when driving motor operation drives when drive gear rotates, drive gear along the teeth of a cogwheel rotates and crawls, simultaneously the primary shaft with the secondary shaft respectively along first sliding tray with the second sliding tray slides, makes the cushion with the back winds together car seat's axis of rotation rotates.

Furthermore, the first sliding groove, the second sliding groove and the gear teeth are all arc-shaped 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 all located on the rotation center line of the seat.

Further, relative 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.

Furthermore, 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 located 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 installed at the inner side of the second end of the side plate, and the toothed plate is arranged at the outer side of the second end of the side plate.

Furthermore, 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.

Furthermore, 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 then is fixedly connected with the fixing support.

Furthermore, 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 is fixed with a first nut at the tail end portion of the second shaft, a protruding rod is arranged on the end face of the driving gear in the axial direction and is inserted into the fifth through hole, and the fixing rod penetrates through the sixth through hole and is fixed with a second nut at the tail end portion of the fixing rod.

Further, a shaft sleeve is sleeved on the second shaft and penetrates through the second sliding groove, two axial ends of the shaft sleeve are clamped between the fixed support and the side plates, and the shaft sleeve can slide along the second sliding groove.

Further, the gear teeth are disposed on one inclined side of the tooth plate.

Further, a sliding rail support frame and a sliding rail are further arranged below the seat rotating mechanism, the toothed plate and the support plate are fixed on the sliding rail support frame, and the sliding rail support 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 application also provides an automobile, which comprises the automobile seat.

Advantageous effects

According to the automobile seat, 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 crawl 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.

This application is through setting up the second sliding tray on the pinion rack, and drive gear's rotation drives the secondary shaft and slides along the second sliding tray, has limiting displacement between secondary shaft and the second sliding tray, both can prevent that drive gear from droing from the teeth of a cogwheel, can produce the restriction to drive gear's rotation again to guarantee that the cushion can only rotate around car seat's rotation center line in certain angle range in being close to pinion rack one end.

This application is through setting up first sliding tray in the backup pad, and the rotation of the second end of curb plate drives the first end rotation of curb plate, drives the primary shaft simultaneously and slides along first sliding tray, makes the cushion can only rotate around car seat's rotation center line in being close to backup pad one end at certain angle within range.

Meanwhile, when the seat cushion rotates forwards, relative motion does not occur between the seat cushion and the backrest, namely when the seat cushion rotates, the backrest rotates around the rotation center line of the automobile seat simultaneously, and does not rotate relative to the seat cushion, so that the effect that the backrest and the seat cushion can rotate around the rotation center line of the automobile seat together is achieved. 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 tilts backwards in the rotating process, so that the purpose that a passenger lies backwards is achieved.

The utility model provides a car seat has solved when car seat backward adjusts and emptys, produces relative motion's problem between back and the cushion, can guarantee the car seat passenger when rotating and take the uniformity of gesture, has promoted the travelling comfort that car seat took, applicable in various motorcycle types.

Drawings

Fig. 1 is a schematic structural diagram of a car seat in an embodiment of the present application.

Fig. 2 is a partially enlarged schematic view of fig. 1.

Fig. 3 is a schematic structural 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 the vehicle seat of the embodiment of the present application before the vehicle seat is tilted backward.

Fig. 5b is a schematic diagram of the automobile seat in the embodiment of the application after being tilted backwards.

Modes for carrying out the invention

The following detailed description of embodiments of the present application will be described in conjunction with the accompanying drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms of orientation, up, down, left, right, front, back, top, bottom, and the like (if any) referred to in the specification and claims of this application are defined as the positions of structures in the drawings and the positions of the structures relative to each other, merely for the sake of clarity and convenience in describing the technical solutions. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

As shown in fig. 1 to 4, the vehicle seat 1 according to 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 to enable the backrest 11 to rotate relative to the seat cushion 12. The seat cushion 12 below is equipped with seat slewing mechanism 3, and seat slewing mechanism 3 includes curb plate 4, pinion rack 5, backup pad 6, driving motor 7 and primary shaft 8, and the bottom fixed connection of curb plate 4 and cushion 12 all sets up in cushion 12 below pinion rack 5 and backup pad 6. Wherein the support plate 6 is disposed at a first end of the side plate 4 and the toothed plate 5 is disposed 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 direction in the present embodiment.

In this embodiment, 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, the toothed plate 5 is located at the front end of the side plate 4, and the support plate 6 is located at the rear end of the side plate 4, that is, the toothed plate 5 is located in front of the support plate 6. Of course, in other embodiments, the tooth plate 5 may be located at the rear end of the side plate 4, the supporting plate 6 is located at the front end of the side plate 4, and the tooth plate 5 is located behind the supporting 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 tooth plate 5 and the support plate 6 are separately provided. Of course, in other embodiments, the toothed plate 5 and the support plate 6 may 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 through hole 44, the first shaft 8 is inserted into the through hole 44 and the first sliding groove 61, and the first shaft 8 can slide along the first sliding groove 61.

Further, a driving motor 7 is installed at a 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 in 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 driving gear 72 is meshed with the gear teeth 52.

When the driving gear 72 is rotated by the operation of the driving motor 7, the driving gear 72 rotationally crawls along the gear teeth 52 while 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 seatback 11 rotate together about the rotational center line 10 of the car seat 1.

Specifically, in the present embodiment, by providing the gear teeth 52 on the toothed plate 5, the driving gear 72 is meshed with the gear teeth 52, and the driving motor 7 provides power for the rotation of the driving gear 72, so that the driving gear 72 can rotate and crawl along the gear teeth 52, and 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. Meanwhile, the driving gear 72 has a locking function, that is, when the car seat 1 stops rotating during rotation, a locking state can be formed between the driving gear 72 and the gear teeth 52, so that the car seat 1 is kept stationary.

Specifically, in the present embodiment, the second sliding groove 51 is disposed 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 toothed wheel 52, and the rotation of the driving gear 72 can be limited, so that the driving gear 72 can only rotate and crawl 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 the present embodiment, by providing the first rotating groove 61 on the supporting plate 6, 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, so that 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.

Further, the 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 on the rotation center line 10 of the car seat 1, that is, the rotation track of the car seat 1 is arc-shaped.

Specifically, 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 tooth 52 may not be the same, but the center of the second sliding groove 51, the center of the first sliding groove 61, and the center of the gear tooth 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 can rotate around the rotation center line 10, and the rotation track of the car seat 1 is arc-shaped.

In the present embodiment, with respect to the horizontal position, 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 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.

Specifically, fig. 5a shows a state before the vehicle seat 1 is tilted rearward, and fig. 5b shows a state after the vehicle seat 1 is tilted rearward. As shown in fig. 5a, when the occupant sits normally, the seat cushion 12 is located at the initial position where the second shaft 71 is located at the rearmost end in the second slide groove 51, the drive gear 72 is located at the rearmost end of the gear teeth 52, and the first shaft 8 is located at the rearmost end in the first slide groove 61. When the occupant lies down backward as shown in fig. 5b, the seat cushion 12 rotates forward (as shown in fig. 5b, the forward rotation direction of the seat cushion 12 is clockwise when viewed from the right side of the car seat 1), 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 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 seat cushion 12 and the height of the backrest 11 are reduced together. Furthermore, during the rotation of the seat cushion 12, no relative movement occurs between the seat cushion 12 and the backrest 11, 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 tilts backwards during the rotation process, so that the occupant can lean backwards. Meanwhile, the driving gear 72 has a locking function, and when the car seat 1 stops rotating during rotation, a locking state can be formed between the driving gear 72 and the gear teeth 52, so that the car seat 1 is kept stationary.

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, i.e. the car seat 1 can rotate around the axis on which the H (R) point 101 is located.

Specifically, the H point of the car seat 1 refers to a connection point of a human body trunk and a thigh, i.e., a crotch point (HipPoint), in the two-dimensional or three-dimensional human body model 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 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 above the seat cushion 12. This embodiment makes car seat 1 rotate around the axis at its H (R) point 101 place through the design, accords with human structure, when car seat 1 rotated forward, passenger's shank position was upwards raised, and the head position reduces downwards, and whole human trunk rotates around the H (R) point 101 of car seat 1, and passenger's the gesture of taking does not change to reduce the human discomfort when rotating, promoted the travelling comfort that car seat 1 took.

In this embodiment, the toothed plate 5 and the supporting plate 6 are mutually staggered and arranged in parallel in the left-right direction of the car seat 1, and the toothed plate 5 and the supporting plate 6 are respectively located 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.

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 occupied space of the components. Of course, in other embodiments, the toothed plate 5 may be disposed on the inner side of the side plate 4, and the driving motor 7 may be disposed on the outer side of 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 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 engages with the gear teeth 52.

In the present embodiment, the gear teeth 52 are provided on one inclined side of the tooth plate 5, and the second through hole 42 is positioned to correspond to the gear teeth 52 such that the driving gear 72 can be engaged with the gear teeth 52 after passing through the second through hole 42.

In the present embodiment, the driving motor 7 further has a fixing bracket 75, and the fixing bracket 75 is disposed at the outer side of the tooth plate 5 such that the tooth 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, 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 to the fixing bracket 75 after passing through the third through hole 43.

In the present embodiment, the fixing bracket 75 is provided with a fourth through hole 751, and the second shaft 71 passes through the fourth through hole 751 and is fixed with the first nut 21 at the distal end portion of the second shaft 71 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, the end surface 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 moving when rotating.

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 a second nut 22 at a 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 triangular 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 shaft sleeve 711 is sleeved on the second shaft 71, the shaft sleeve 711 is inserted into the second sliding groove 51, two axial ends of the shaft sleeve 711 are clamped between the fixing bracket 75 and the side plate 4, and the shaft sleeve 711 can slide along the second sliding groove 51.

Specifically, the bushing 711 is provided for the purpose of: 1. generally, the outer surface of the second shaft 71 is processed with a thread, and the shaft sleeve 711 is sleeved on the second shaft 71 to prevent the thread 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 to prevent the second shaft 71 from sliding 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 the seat rotation mechanisms 3 is two, and the two seat rotation mechanisms 3 are symmetrically disposed on the left and right sides below the seat cushion 12. Of course, in other embodiments, the number of the seat turning mechanisms 3 may be one or more. And is not limited herein.

In the present embodiment, the two seat rotation 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 positioned at two opposite sides of the first shaft 8, the two side plates 4 are oppositely arranged and are respectively positioned 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 outside the supporting plate 6, and the inner side wall of the side plate 4 abuts against the outer side wall of the supporting 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 the present embodiment, two collars 82 are respectively sleeved on opposite ends of the first shaft 8, 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 correspond to the two side plates 4 one by one, and each collar 82 abuts against the outer side wall of one corresponding side plate 4.

Specifically, after the collar 82 is sleeved on the first shaft 8, the collar 82 can be fixed on the first shaft 8 because the friction between the collar 82 and the first shaft 8 is large. Meanwhile, since the collar 82 abuts against 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 using the friction force 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 through the collar 82. At the same time, friction also exists between the through hole 44 and the outer surface of the first shaft 8, enabling further fixing of the first shaft 8 within the through hole 44. Of course, in other embodiments, the first shaft 8 and the side plate 4 may also be fixedly connected by welding, clamping, and the like, which is not limited herein.

As shown in fig. 3 and 4, in the present embodiment, two spacers 81 are respectively sleeved at two opposite ends of the first shaft 8, 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 attached to the inner side wall of one corresponding support plate 6.

Specifically, in this embodiment, the two spacers 81 are located between the two support plates 6, the spacers 81 are fixed on the first shaft 8 by welding after being sleeved on the first shaft 8, and the two spacers 81 are attached to the inner side walls of the two support plates 6 in a one-to-one correspondence, so as to prevent the first shaft 8 from moving left and right when the car seat 1 rotates.

As shown in fig. 1 to 3, in the present embodiment, a slide rail supporting bracket 13 and a slide rail 14 are further disposed below the seat rotating mechanism 3, the tooth plate 5 and the supporting plate 6 are both fixed on the slide rail supporting bracket 13, and the slide rail supporting 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.

The automobile seat 1 that this application embodiment provided, when the cushion 12 forward rotated, relative motion did not take place between cushion 12 and the back 11, and back 11 and cushion 12 rotate around the rotation centerline 10 of automobile seat 1 together to reach the effect that automobile seat 1 can rotate around the rotation centerline 10 of automobile seat 1 is whole. Meanwhile, when the seat cushion 12 rotates forward, the height of the front end of the seat cushion 12 rises, the height of the rear end of the seat cushion 12 lowers together with the height of the backrest 11, and the backrest 11 tilts backward in the rotation process, so that the passenger can lie backward.

The automobile seat 1 provided by the embodiment of the application solves the problem that when the automobile seat 1 is adjusted backwards to incline, relative motion is generated between the backrest 11 and the cushion 12, the consistency of the sitting posture of a passenger of the automobile seat 1 in rotation can be ensured, the comfort of the automobile seat 1 and the grade of the automobile seat 1 are improved, and the automobile seat 1 is suitable for various automobile types.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Industrial applicability

According to the automobile seat, 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 crawl 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; simultaneously drive gear has the locking function, and when car seat stopped rotating in the rotation process, drive gear can and the teeth of a cogwheel between form the locking state promptly, car seat can keep the rigidity.

This application is through setting up first sliding tray in the backup pad, and the rotation of the second end of curb plate drives the first end rotation of curb plate, drives the primary shaft simultaneously and slides along first sliding tray, makes the cushion rotate around car seat's rotation center line in being close to backup pad one end only in certain angle within range.

Meanwhile, when the cushion rotates forwards, relative movement does not occur 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 does not rotate relative to the cushion, so that the effect that the backrest and the cushion can rotate around the rotation center line of the automobile seat together is achieved. 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 tilts backwards in the rotating process, so that the purpose that a passenger lies backwards is achieved.

The utility model provides a car seat has solved car seat and has toppled over backward when adjusting, produces relative motion's problem between back and the cushion, can guarantee the uniformity that car seat passenger took the gesture when rotating, has promoted the travelling comfort that car seat took, applicable in various motorcycle types.

Claims

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 supporting 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), and the first shaft (8) can slide along the first sliding groove (61);

the driving motor (7) is installed 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);

gear teeth (52) are arranged on the toothed plate (5), and the driving gear (72) is meshed with the gear teeth (52);

when the driving motor (7) runs to drive the driving gear (72) to rotate, the driving gear (72) crawls along the gear teeth (52) in a rotating mode, meanwhile, the first shaft (8) and the second shaft (71) slide along the first sliding groove (61) and the second sliding groove (51) respectively, and the seat cushion (12) and the backrest (11) rotate together around the rotating center line (10) of the automobile seat (1).
The vehicle seat according to claim 1, wherein the 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 on the rotation center line (10) of the seat (1).
The vehicle seat according to claim 1, wherein a front end of the second sliding groove (51) is higher than a rear end of the second sliding groove (51), a front end of the gear tooth (52) is higher than a rear end of the gear tooth (52), and a front end of the first sliding groove (61) is lower than a rear end of the first sliding groove (61), with respect to a horizontal position.
The car seat according to claim 1, characterized in that the tooth plates (5) and the support plates (6) are arranged in parallel and staggered with respect to each other in the left-right direction of the car seat (1), and the tooth plates (5) and the support plates (6) are respectively located at both sides of the side plates (4) so that the side plates (4) are sandwiched between the tooth plates (5) and the support plates (6).
The car seat according to claim 4, characterized in that the drive motor (7) is mounted inside the second end of the side plate (4), the toothed plate (5) being arranged outside the second end of the side plate (4).
The car seat according to claim 5, wherein 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).
The car seat according to claim 6, characterized in that the drive motor (7) also has a fixed bracket (75), the fixed bracket (75) being arranged outside the toothed plate (5) with the toothed plate (5) sandwiched between the fixed bracket (75) and the side plate (4).
The car seat according to claim 7, characterized in that the driving motor (7) further comprises 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).
The car seat according to claim 8, characterized in that a fourth through hole (751), a fifth through hole (752) and a sixth through hole (753) are provided in the fixing bracket (75), the second shaft (71) passes through the fourth through hole (751) and is fixed with a first nut (21) at a distal end portion of the second shaft (71), a protruding rod (721) is provided at an end surface of the driving gear (72) in an 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) at a distal end portion of the fixing rod (73).
The car seat according to claim 7, characterized in that a bushing (711) is sleeved on the second shaft (71), the bushing (711) is arranged in the second sliding groove (51) in a penetrating manner, and two axial ends of the bushing (711) are clamped between the fixing bracket (75) and the side plate (4), and the bushing (711) can slide along the second sliding groove (51).
The car seat according to claim 1, characterized in that said gear teeth (52) are provided on one inclined side of said toothed plate (5).
The car seat according to claim 1, wherein a slide rail support frame (13) and a slide rail (14) are further disposed below the seat rotating mechanism (3), the tooth plate (5) and the support plate (6) are both fixed on the slide rail support frame (13), and the slide rail support frame (13) can slide back and forth along the slide rail (14).
The vehicle 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 at the left and right sides below the seat cushion (12).
A vehicle comprising a vehicle seat according to any one of claims 1 to 13.