CN111645580A

CN111645580A - Rotating mechanism and seat assembly

Info

Publication number: CN111645580A
Application number: CN201911022705.2A
Authority: CN
Inventors: 黄力博
Original assignee: Modern Auto Co Ltd
Current assignee: Modern Auto Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-09-11

Abstract

The invention discloses a rotating mechanism and a seat assembly. The center of the fixing seat is provided with a through hole, the reset piece is sleeved on the operating rod, the operating rod is arranged in the through hole, and the operating rod can move along the length direction of the through hole. The movable disc is positioned on one side of the fixed seat and is fixedly connected with one end of the operating rod. In the use, the operator accessible promotes the action bars and makes the movable disc keep away from the fixing base, then rotatory movable disc so that the movable disc rotates around the action bars. When the movable disc rotates to a position required by a user, the seat headrest can rotate relative to the seat body through the rotating mechanism with the structure, and the user can adjust the position of the seat headrest according to the height of the user, so that the seat headrest reaches the position with the best comfort. Therefore, the seat with the structure has the advantage of better comfort.

Description

Rotating mechanism and seat assembly

Technical Field

The invention relates to the field of automobiles, in particular to a rotating mechanism and a seat assembly.

Background

As automobiles move into most homes, driving comfort and safety of automobiles have become one of the important concerns, such as the configuration of seat headrests. At present, the seat headrest and the seat body are fixed, the neck vertebrae of partial taller passengers of the seat with the structure can not be effectively supported, the passengers can feel tired and aching neck after taking the seat for a long time, and particularly, for drivers, the problems of cervical spondylosis and the like can be caused when the passengers take the seat with the structure for a long time.

Therefore, the seat of this structure has a problem of poor comfort.

Disclosure of Invention

The invention aims to solve the problem that the comfort degree of a seat in the prior art is poor, and therefore the invention provides the rotating mechanism and the seat assembly which have the advantage of good comfort degree.

In order to solve the above problems, an embodiment of the present invention provides a rotating mechanism, including a fixed seat, an operating lever, a reset member, and a movable plate;

a through hole is formed in the center of the fixed seat, the reset piece is sleeved on the operating rod, the operating rod is arranged in the through hole, and the operating rod can move along the length direction of the through hole;

the movable disc is positioned on one side of the fixed seat and is fixedly connected with one end of the operating rod; the operating rod moves along the length direction of the through hole to switch the movable disc between a first position state and a second position state; a first limiting part is arranged on the fixed seat, and a second limiting part is arranged on the movable disc; wherein,

when the movable disc is in a first position state, the operating rod is in an initial position under the action of the reset piece, and the first limiting part and the second limiting part are clamped to limit the movable disc from loosening relative to the fixed seat;

the control rod moves towards when the movable disc moves to one side, the movable disc is driven to be separated from the clamping connection with the fixed seat and is located in the second position state, and the movable disc can rotate around the control rod.

By adopting the technical scheme, the rotating mechanism arranged in the embodiment comprises the fixed seat, the operating rod and the reset piece, so that the structure is simple, and the practicability is high. The rotating mechanism with the structure can be used for the automobile seat, wherein the seat headrest is rotatably connected to the seat body through the rotating mechanism, the seat headrest can rotate relative to the seat body through the structure, and a user can adjust the position of the seat headrest according to the height of the user, so that the seat headrest reaches the position with the best comfort. Therefore, the rotating mechanism with the structure can enable the automobile seat to have the advantage of good comfort.

Further, another embodiment of the present invention provides a rotation mechanism, one of the first limiting portion and the second limiting portion is configured as a card table, and the other is configured as a card slot, and the number of the card table and the number of the card slot are correspondingly configured to be at least 3.

By adopting the technical scheme, the clamping table and the clamping groove have the advantages of simple structure, the production process is simpler in the production process, and the structure of the rotating mechanism can be simpler by adopting the structure in the embodiment.

In addition, the clamping table and the clamping groove are correspondingly arranged to be at least 3, and due to the fact that multipoint positioning is firmer, the clamping table and the clamping groove are correspondingly arranged to be at least 3, so that the movable plate can be fixed to the fixed seat more firmly.

Further, another embodiment of the present invention provides a rotating mechanism, wherein a side surface of the movable disc facing the fixed seat is further provided with a limiting table, and the limiting table limits the side surface of the movable disc from contacting with the side surface of the fixed seat.

By adopting the technical scheme, one side face of the movable disc can be limited by the arrangement of the limiting table on the movable disc to be in direct contact with the fixed seat, the movable disc can rotate relative to the fixed seat more conveniently by the arrangement of the structure, and the positions of the first limiting part and the second limiting part can be arranged more conveniently.

Further, another embodiment of the present invention provides a rotating mechanism, wherein the limiting table is further provided with a fixing portion, the fixing portion is provided with a groove structure, a notch of the groove faces the fixing seat, and the groove is aligned with the through hole.

By adopting the technical scheme, the operating rod can be more conveniently connected with the movable disc by the arrangement of the fixing part, and then the operating rod can more conveniently push the movable disc to be switched between the first position state and the second position state.

Further, another embodiment of the present invention provides a rotating mechanism, wherein the movable disk is screwed to one end of the operating rod at the fixed portion.

By adopting the technical scheme, the threaded connection is a common connection mode for technicians in the field, and the structure of the rotating mechanism in the embodiment is simpler by adopting the threaded connection in the embodiment.

Further, another embodiment of the invention provides a rotating mechanism, and a handle is arranged at one end, away from the movable disc, of the operating rod.

By adopting the technical scheme, because the operating rod in the embodiment needs manual operation, the arrangement of the handle can enable an operator to more conveniently pinch one end of the operating rod through manual operation, and then a user can more conveniently operate the movable disc to switch between the first position state and the second position state.

Further, another embodiment of the present invention provides a rotating mechanism, wherein the reset member is a coil spring, a step surface is formed in the through hole, one end of the coil spring close to the movable disk is fixed on the step surface, and the other end of the coil spring abuts against one side of the handle close to the fixed seat.

By adopting the technical scheme, the spiral spring is a reset piece which is common to technicians in the field, and the reset piece in the embodiment adopts the structure, so that the structure of the rotating mechanism is simpler, and the manufacturing cost is lower.

In addition, the rotary spring is limited by arranging the step surface in the through hole, and the structure has the advantages of simple structure and good limiting reliability.

Further, another embodiment of the present invention provides a rotating mechanism, wherein a side of the fixed seat, which is away from the movable disk, is provided with an arc structure.

By adopting the technical scheme, the cambered surface structure not only can enable the appearance of the fixing seat to be more attractive, but also can enable the edges and corners of the fixing seat to be more smooth and smooth in transition, and further can avoid the scratch problem of an operator at a right angle.

Further, another embodiment of the present invention provides a seat assembly comprising a seat body and a headrest, the seat assembly further comprising a rotation mechanism; wherein,

the fixed seat is arranged on the seat body, and the headrest is arranged on the movable disc;

when the movable disc is in a first position state, the operating rod is in an initial position under the action of the reset piece, and the first limiting part and the second limiting part are clamped, so that the headrest is limited to be loosened relative to the seat body;

when the movable disc is switched from the first position state to the second position state, the operation lever moves to a side close to the movable disc, so that the headrest is away from the seat body and is rotatable around the operation lever.

Adopt above-mentioned technical scheme, the car seat that this embodiment set up includes on rotary mechanism, because rotary mechanism includes fixing base, action bars and the piece that resets. Therefore, the vehicle seat in the present embodiment adopts the structure in which the seat headrest is rotatably connected to the seat body by the rotating mechanism, and the seat headrest can be rotated with respect to the seat body by the structure, and the user can adjust the position of the seat headrest according to his or her own height, so that the seat headrest reaches the position with the best comfort. Therefore, the seat with the structure has the advantage of good comfort.

Further, another embodiment of the present invention provides a seat assembly, which further includes a shielding member, wherein the shielding member is disposed on a side of the fixed seat away from the movable plate.

By adopting the technical scheme, the shielding piece can shield the rotating mechanism on the automobile seat, so that the appearance of the automobile seat is more attractive.

In addition, other features and corresponding advantages of the present invention are set forth in the description that follows, and it is to be understood that at least some of the advantages will be apparent from the description of the invention.

Drawings

Fig. 1 is a schematic cross-sectional view of a rotating mechanism in embodiment 1 of the present invention;

fig. 2 is a schematic right-view structural diagram of a fixing seat in a rotating mechanism in embodiment 1 of the present invention;

fig. 3 is a left side view schematically illustrating a structure of a movable disk in a rotating mechanism according to embodiment 1 of the present invention;

FIG. 4 is a partial schematic view of a seat assembly according to embodiment 2 of the present invention;

FIG. 5 is a schematic view of a seat assembly in which a headrest is in a first position according to embodiment 2 of the invention;

FIG. 6 is a schematic structural view of a seat assembly in which a headrest is in a second position according to embodiment 2 of the invention;

fig. 7 is a schematic structural view of a seat assembly in which a headrest is in a third position according to embodiment 2 of the invention;

fig. 8 is a schematic structural view of a seat assembly in which a headrest is in a fourth position according to embodiment 2 of the present invention.

Description of reference numerals:

100: a rotation mechanism; 110: a fixed seat; 111: a through hole; 112: a first limiting part; 120: an operating lever; 121: a handle; 130: a reset member; 140: a movable tray; 141: a second limiting part; 142: a limiting table; 1420: a fixed part;

200: a seat body;

300: a headrest;

400: a shield.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to these embodiments. On the contrary, the invention is described in connection with the embodiments for the purpose of covering alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Example 1:

the present embodiment provides a rotating mechanism, as shown in fig. 1, the rotating mechanism 100 includes a fixed seat 110, an operating rod 120, a reset member 130 and a movable plate 140.

Specifically, in the present embodiment, a through hole 111 is formed at the center of the fixing base 110, the reset element 130 is sleeved on the operating rod 120, the operating rod 120 is disposed in the through hole 111, and the operating rod 120 is movable along the length direction of the through hole 111.

More specifically, in the present embodiment, the movable plate 140 is located at one side of the fixed base 110, and the movable plate 140 is fixedly connected to one end of the operating rod 120. The movement of the operating lever 120 in the longitudinal direction of the through hole 111 causes the movable disk 140 to switch between a first position state (the state shown in fig. 1) and a second position state (the state is not shown in the figure).

More specifically, in the present embodiment, the fixing base 110 is provided with a first limiting portion 112, and the movable plate 140 is provided with a second limiting portion 141. When the movable plate 140 is in the first position state, the operating rod 120 is in the initial position under the action of the reset element 130, and the first limiting portion 112 and the second limiting portion 141 are clamped to limit the looseness of the movable plate 140 relative to the fixed seat 110.

When the operating lever moves towards one side of the movable disc 140, the movable disc 140 is driven to disengage from the fixed seat 110 and is located at the second position state, and the movable disc 140 can rotate around the operating lever.

More specifically, in the present embodiment, during the use of the rotating mechanism 100, an operator may push the operating rod 120 to move the movable disc 140 away from the fixed seat 110 (i.e., the movable disc 140 moves to the second position state), and then rotate the movable disc 140 to rotate the movable disc 140 around the operating rod 120. When the movable plate 140 rotates to a position desired by a user, the user may release the operating rod 120, at this time, the operating rod 120 moves toward a side of the fixed base 110 away from the movable plate 140 under the elastic force of the restoring member 130, and drives the movable plate 140 to move toward a position close to the fixed base 110 (i.e., the movable plate 140 moves to the first position state), at this time, the movable plate 140 is fixed to the fixed base 110 by the first limiting portion 112 and the second limiting portion 141, so as to limit the movable plate 140 to move relative to the fixed base 110.

More specifically, in this embodiment, the first limiting portion 112 and the second limiting portion 141 may be configured as any one of various limiting members such as a clamping table clamping groove structure and a clamping structure, and the resetting member 130 may be configured as any one of various resetting members such as a spring, which are commonly used by those skilled in the art, and the setting of the resetting member may be specifically set according to actual design and use requirements, which is not limited in this embodiment.

More specifically, in this embodiment, the rotating mechanism 100 is not only simple in structure, but also convenient to use, and therefore, when the rotating mechanism 100 with such a structure is applied to a car seat, the car seat can be further more convenient to use.

More specifically, the rotating mechanism 100 in this embodiment may be used not only in the car seat, but also in other mechanisms, and the specific application scenario may be set according to the use requirement, which is not limited in this embodiment.

Further, as shown in fig. 1 to fig. 3, the present embodiment provides a rotating mechanism 100, one of the first limiting portion 112 and the second limiting portion 141 is configured as a card table, the other is configured as a card slot, and the number of the card table and the card slot is correspondingly configured as at least 3.

More specifically, in this embodiment, the first limiting portion 112 may be configured as a clamping table, and the second limiting portion may be configured as a clamping groove; the first position-limiting portion 112 may be a clamping groove, and the second position-limiting portion 141 may be a clamping table, which may be set according to actual design and use requirements.

More specifically, in the present embodiment, the first position-limiting portion 112 and the second position-limiting portion 141 may also be configured to be other structures such as a buckle, which is not limited in the present embodiment.

More specifically, in this embodiment, the card holder and the card slot may be set to 3, may also be set to 4, and may also be set to other numbers, which may specifically be set according to actual design and use requirements, and this embodiment does not limit this.

More specifically, in this embodiment, the card platform and the card slot should be distributed in an equilateral polygon. When the number of the clamping platforms and the number of the clamping grooves are 3, the clamping platforms and the clamping grooves are distributed in a regular triangle shape.

More specifically, as shown in fig. 2 to fig. 3, when the number of the locking platforms and the locking slots is 4, the locking platforms and the locking slots should be distributed in a square shape, and the locking platforms and the locking slots can enable the first limiting portion 112 and the second limiting portion 141 to be connected in a more matching manner when the rotation of the movable disc 140 is completed in this embodiment, so as to limit the movable disc 140 to move relative to the fixed base 110.

Further, in the present embodiment, when 3 of the card stages and the card slots are provided, the movable disk 140 rotates at an angle of 120 °, 240 °, and 360 °, and when 4 of the card stages and the card slots are provided, the movable disk 140 rotates at an angle of 90 °, 180 °, 270 °, and 360 °.

It should be understood that, in the present embodiment, the rotation angle of the movable disk 140 is set according to the number of the first limiting portions 112 and the second limiting portions 141, and the rotation angle of the movable disk 140 in the present embodiment may also be other angles, which may be specifically set according to actual design and use requirements, which is not limited in the present embodiment.

More specifically, in this embodiment, since the clamping table and the clamping groove have the advantage of simple structure, and the production process is simple in the production process, the first limiting portion 112 and the second limiting portion 141 in this embodiment adopt such a structure, so that the structure of the rotating mechanism is simpler.

More specifically, in the present embodiment, the number of the locking platforms and the number of the locking slots are correspondingly set to be at least 3, and since the 3-point positioning is more reliable, the number of the locking platforms and the number of the locking slots are correspondingly set to be at least 3, so that the movable plate 140 is more reliable to be fixed relative to the fixed base 110.

Further, as shown in fig. 1 to fig. 3, in the present embodiment, a side surface of the movable disc 140 facing the fixed seat 110 is further provided with a limit table 142, and the limit table 142 limits the side surface of the movable disc 140 to contact with the side surface of the fixed seat 110.

Specifically, in this embodiment, the limiting table 142 may be disposed at a central position of the movable disc 140, and the limiting table 142 may limit a side of the movable disc 140 to be in direct contact with the fixing base 110, so that the movable disc 140 may rotate relative to the fixing base 110 more conveniently, and the positions of the first limiting portion 112 and the second limiting portion 141 may be arranged more conveniently.

Further, as shown in fig. 1-3, the embodiment provides a rotating mechanism 100, wherein a fixing portion 1420 is further disposed on the position-limiting table 142, the fixing portion 1420 is configured as a groove structure, the notch of the groove faces the fixing base 110, and the groove is aligned with the through hole 111.

Specifically, in the present embodiment, the fixing portion 1420 is disposed to facilitate the operation rod 120 to be connected to the movable plate 140, so that the operation rod 120 can facilitate the operation rod 140 to push the movable plate 140 to switch between the first position state and the second position state.

Further, in the present embodiment, the rotating mechanism 100 is provided, and the movable plate 140 is screwed to one end of the operating rod 120 at the fixing portion 1420.

Specifically, in the present embodiment, the threaded connection is a connection method that is common to those skilled in the art, and the structure of the rotating mechanism 100 in the present embodiment can be made simpler by using the threaded connection in the present embodiment.

More specifically, in the present embodiment, the movable plate 140 and one end of the operation rod 120 may also be connected by other connection manners common to those skilled in the art, which may be specifically set according to actual design and use requirements, and this embodiment is not limited thereto.

Further, as shown in fig. 1 to 3, the present embodiment provides a rotating mechanism 100, and a handle 121 is disposed at an end of the operating lever 120 away from the movable plate 140.

Specifically, in the embodiment, since the operation rod 120 needs to be manually operated during the use of the rotating mechanism 100 in the embodiment, the handle 121 is disposed to enable an operator to more conveniently pinch one end of the operation rod 120 by hand, so that the user can more conveniently operate the movable plate 140 to switch between the first position state and the second position state.

Further, in the rotating mechanism 100 of the present embodiment, the restoring member 130 is a coil spring, a step surface is formed in the through hole 111, one end of the coil spring close to the movable plate 140 is fixed on the step surface, and the other end abuts against one side of the handle 121 close to the fixed seat 110.

Specifically, in the present embodiment, the coil spring is a reset member that is commonly known to those skilled in the art, and the structure of the reset member 130 in the present embodiment can make the structure of the rotating mechanism 100 simpler and the manufacturing cost lower.

More specifically, in the present embodiment, the rotation spring is restricted by providing the step surface in the through hole 111, which is advantageous in that the structure is simple and the reliability of the restriction is excellent.

Further, as shown in fig. 1 to fig. 3, in the present embodiment, a side of the fixed seat 110 away from the movable disk 140 is configured as an arc structure, in the rotating mechanism 100.

Specifically, in this embodiment, the cambered surface structure not only makes the appearance of the fixing base 110 more beautiful, but also makes the transition of the edge of the fixing base 110 more smooth, thereby avoiding the occurrence of scratching the operator at a right angle.

More specifically, in this embodiment, the specific radian of the arc-shaped surface structure may be set according to actual design and use requirements, which is not limited in this embodiment.

The present embodiment provides a rotating mechanism 100, and the rotating mechanism 100 includes a fixed seat 110, an operating rod 120, a reset member 130 and a movable plate 140. A through hole 111 is formed at the center of the fixing base 110, the reset member 130 is sleeved on the operation rod 120, the operation rod 120 is disposed in the through hole 111, and the operation rod 120 is movable along the length direction of the through hole 111. The movable plate 140 is located at one side of the fixed base 110, and the movable plate 140 is fixedly connected with one end of the operating rod 120. The operating lever 120 moves in the longitudinal direction of the through hole 111 so that the movable plate 140 is switched between the first position state and the second position state. During use, an operator can push the operating rod 120 to move the movable disk 140 away from the fixed seat 110, and then rotate the movable disk 140 to rotate the movable disk 140 around the operating rod 120. When the movable plate 140 rotates to a position desired by a user, the user may release the operating rod 120, at this time, the operating rod 120 moves toward a side of the fixed base 110 away from the movable plate 140 under the elastic force of the restoring member 130, and drives the movable plate 140 to move toward a position close to the fixed base 110, at this time, the movable plate 140 is fixed to the fixed base 110 by the first limiting portion 112 and the second limiting portion 141, so as to limit the movable plate 140 to move relative to the fixed base 110.

Further, the rotating mechanism 100 in this embodiment may be used not only in the car seat, but also in other mechanisms, which may be specifically set according to actual design and use requirements, and this embodiment is not limited thereto.

Example 2:

the present embodiment provides a seat assembly, as shown in fig. 4 to 8, including a seat body 200, a headrest 300, and the rotating mechanism 100 of embodiment 1.

Specifically, in the present embodiment, as shown in fig. 1 to 8, the fixed seat 110 is mounted on the seat body 200, and the headrest 300 is mounted on the movable tray 140.

When the movable plate 140 is in the first position state, the operating rod 120 is in the initial position under the action of the reset piece 130, and the first limiting portion 112 and the second limiting portion 141 are clamped, so that the headrest 300 is limited from being loosened relative to the seat body 200.

When the movable plate 140 is shifted from the first position state to the second position state, the operating lever moves to a side close to the movable plate 140, so that the headrest 300 is away from the seat body 200 and rotatable about the operating lever.

More specifically, in the embodiment, when the movable plate 140 is switched from the first position state to the second position state, the user can operate the movable plate 140 to rotate the headrest 300.

When the first and

second stopper portions

112 and 141 are each provided in 4, the headrest 300 rotates at angles of 90 °, 180 °, 270 °, and 360 °.

More specifically, as shown in fig. 5 to 8, the headrest 300 is at the initial position (i.e., rotated by 0 °) in fig. 5, the headrest 300 is rotated by 90 ° in fig. 6, the headrest 300 is rotated by 180 ° in fig. 7, and the headrest 300 is rotated by 270 ° in fig. 8.

It should be understood that, in the present embodiment, the headrest 300 is not limited to the above angular rotation, and the specific configuration may be set according to the actual design and use requirements, which is not limited by the present embodiment.

More specifically, in the present embodiment, during the use of the seat assembly, an operator can push the operating rod 120 to make the movable plate 140 away from the fixed seat 110, and further make the headrest 300 away from the fixed seat 110, and then rotate the movable plate 140 to drive the headrest 300 to rotate around the operating rod 120.

When the movable plate 140 rotates to a position required by a user, the user may release the operating rod 120, at this time, the operating rod 120 may move towards one side of the fixing base 110 away from the movable plate 140 under the elastic force of the restoring member 130, and drive the movable plate 140 and the headrest 300 to move towards a position close to the fixing base 110, at this time, the movable plate 140 and the fixing base 110 are fixed by the first limiting portion 112 and the second limiting portion 141, so as to limit the movable plate 140 to move relative to the fixing base 110, and further fix the headrest 300 on the fixing base 110.

More specifically, in this embodiment, the specific structure of the rotating mechanism 100 can be seen in embodiment 1, and this embodiment is not repeated.

More specifically, the vehicle seat of the present embodiment adopts the structure that the seat headrest 300 is rotatably connected to the seat body 200 by the rotating mechanism 100, and the seat headrest 300 can be rotated relative to the seat body 200 by the structure, so that the user can adjust the position of the seat headrest 300 according to the height of the user, and the seat headrest 300 can reach the position with the best comfort. Therefore, the seat with the structure has the advantage of good comfort.

Further, the present embodiment provides a seat assembly, which further includes a shielding member 400, wherein the shielding member 400 is covered on a side of the fixed seat 110 away from the movable plate 140.

Specifically, in the present embodiment, the shielding member 400 can shield the rotating mechanism 100 on the car seat, so that the appearance of the car seat can be more beautiful.

More specifically, in this embodiment, the shielding member 400 may be specifically set to any one of various shielding members with structures that are common to those skilled in the art, such as cotton cloth, and the setting may be specifically set according to actual design and use requirements, which is not limited in this embodiment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A rotating mechanism is characterized by comprising a fixed seat, an operating rod, a resetting piece and a movable plate;

2. The rotating mechanism according to claim 1, wherein one of the first position-limiting portion and the second position-limiting portion is provided as a card table, and the other is provided as a card slot, and the number of the card table and the number of the card slot are respectively at least 3.

3. The rotating mechanism according to claim 2, wherein a side of the movable plate facing the fixed seat is further provided with a limiting table, and the limiting table limits the side of the movable plate to contact with the side of the fixed seat.

4. The rotating mechanism according to claim 3, wherein a fixing portion is further disposed on the limiting table, the fixing portion is configured as a groove structure, a notch of the groove faces the fixing seat, and the groove is aligned with the through hole.

5. The rotary mechanism of claim 4, wherein the movable plate is threadably coupled to an end of the operating rod at the stationary portion.

6. The rotary mechanism of claim 5, wherein an end of the operating rod distal from the movable plate is provided with a handle.

7. The rotating mechanism according to claim 6, wherein the return member is a coil spring, a step surface is formed in the through hole, one end of the coil spring, which is close to the movable plate, is fixed on the step surface, and the other end of the coil spring abuts against one side of the handle, which is close to the fixed seat.

8. The rotary mechanism of claim 1, wherein a side of the stationary base distal from the movable plate is configured as a curved surface.

9. A seat assembly comprising a seat body and a headrest, wherein the seat assembly further comprises a swivel mechanism as claimed in any one of claims 1 to 8; wherein,

10. A seat assembly as set forth in claim 9 further comprising a shield disposed on a side of said anchor block remote from said movable plate.