CN114789681A

CN114789681A - Folding seat

Info

Publication number: CN114789681A
Application number: CN202210574337.8A
Authority: CN
Inventors: 于德飞; 代丹丹; 初赟琪
Original assignee: Shandong Automobile Manufacturing Co Ltd
Current assignee: Shandong Automobile Manufacturing Co Ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-07-26
Anticipated expiration: 2042-05-25
Also published as: CN114789681B

Abstract

The application discloses folding seat chair includes: the base is provided with a first angle adjuster, and the base can turn forwards or backwards through the first angle adjuster; the first backrest and the second backrest are arranged on one side of the base far away from the first angle adjuster in parallel, and the first backrest is arranged between the base and the second backrest; the first backrest is provided with a second adjuster, the first backrest can turn forwards through the second adjuster, the second backrest is provided with a third adjuster, and the second backrest can turn backwards through the third adjuster. The folding seat is provided with the double backrest, and the double backrest and the base are combined to form various functional positions for a user to sit, lie in half and lie in full, so that various requirements of the user can be met; the base, the first backrest and the second backrest are respectively adjusted through the angle adjusters, so that interference among the base, the first backrest and the second backrest can be avoided, deformation caused by mutual extrusion can be reduced, and the service life of the seat can be prolonged.

Description

Folding seat

Technical Field

The application relates to a car seat, concretely relates to folding seat.

Background

The existing automobile folding seat is generally of a structure that a cushion is added with a backrest, and the backrest can be turned over through an angle adjuster, so that the requirements of temporary rest such as lying and the like of a user are met. However, the following problems are present in the use of this type of seat: in the process of adjusting the backrest, the side wing surface of the backrest is easy to interfere with the side support of the cushion, and the problems of foaming compression deformation, collapse and the like can be caused after long-time use; when the chair is laid flat, a backward inclined angle often exists, and a user is easy to tilt backward and move backward when lying, so that the use comfort of the user is influenced; in addition, the driving comfort and other practical functions of the seat are limited, and the use performance of the seat cannot be improved.

Disclosure of Invention

The present application provides a folding seat to address at least one of the above technical problems.

The technical scheme adopted by the application is as follows:

a folding seat, comprising: the base is provided with a first angle adjuster, and the base can be turned forwards or backwards through the first angle adjuster; the first backrest and the second backrest are arranged on one side, away from the first angle adjuster, of the base in parallel, and the first backrest is arranged between the base and the second backrest; the first backrest is provided with a second adjuster, the first backrest can be turned forwards through the second angle adjuster, the second backrest is provided with a third angle adjuster, and the second backrest can be turned backwards through the third angle adjuster.

The folding seat of the application also has the following characteristics:

the base can be turned forwards to a first position or a second position, wherein the base is parallel to the horizontal plane in the first position, and the base is inclined downwards relative to the horizontal plane to form a leg support in the second position.

The second backrest can be turned backwards to a third position or a fourth position, in the third position, the second backrest is parallel to the horizontal plane, and in the fourth position, the second backrest inclines obliquely upwards relative to the horizontal plane.

The folding seat further comprises an installation part arranged below the base, the base is hinged to the installation part through the first angle adjuster, the first backrest is hinged to the installation part through the second angle adjuster, and the second backrest is hinged to the installation part through the third angle adjuster.

The installed part is equipped with the box, the box is equipped with and holds the chamber, the base can overturn in order to open or to close the lid hold the chamber.

And a foldable bracket is arranged on one side of the second backrest, which faces to the first backrest, and the bracket can be extended to support the second backrest.

The second backrest can be turned forwards through the third angle adjuster; the second backrest can be lifted before being turned forwards so as to prevent the second backrest from interfering with the first backrest in the turning process.

A first preset distance is arranged between the first backrest and the base, a second preset distance is arranged between the first backrest and the second backrest, and the first backrest can be turned backwards through the second angle adjuster, so that the upper end of the first backrest is abutted to the second backrest, and the first backrest forms a lumbar pad.

The folding seat further comprises a back cushion, and the back cushion is detachably mounted on the top of the first backrest or the second backrest.

The headrest comprises a backrest part and a headrest part, the headrest part is arranged above the backrest part, and the headrest part can rotate back and forth relative to the backrest part.

Due to the adoption of the technical scheme, the beneficial effects obtained by the application are as follows:

1. the folding seat is provided with the double backrest, and can form various functional positions for a user to sit, lie in half and lie in full by combining with the base, so that various requirements of the user can be met; moreover, the base, the first backrest and the second backrest can be respectively adjusted by arranging the plurality of angle adjusters, so that the controllability is strong, the interference among the base, the first backrest and the second backrest can be avoided, the deformation caused by mutual extrusion can be reduced, and the service life of the seat can be prolonged; and, the seat travelling comfort can improve under the different functional position, if can form the leg and hold in the palm the comfort level that increases user's both legs, take place hypsokinesis, backshifting when can avoiding flat lying, the whole length that multiplicable seat expanded improves the comfort of lying, can promote user from many aspects and use experience.

2. As a preferred embodiment of the present application, the base may be flipped forward to a first position in which the base is parallel to the horizontal plane or to a second position in which the base is tilted obliquely downward relative to the horizontal plane to form a leg rest; the base can be forwards turned to different functional positions, so that different requirements of a user can be met, for example, when the user wants to lie and rest, the base can be adjusted to a first position, the first backrest is turned to the initial position of the base, and the second backrest is turned backwards, so that the functional positions convenient for the user to lie can be formed; when the user wishes to improve the leg placement, the base can be adjusted to the second position to form the leg support, and the user's legs can lean on the base, so that the comfort of the user can be improved.

3. As a preferred embodiment of the present application, the second backrest may be turned backward to a third position where the second backrest is parallel to the horizontal plane or a fourth position where the second backrest is inclined obliquely upward with respect to the horizontal plane; therefore, the multifunctional chair can meet various requirements of a user by adjusting different functional positions of the second backrest, and in the third position, when the base and the first backrest are not moved, the base and the second backrest can form a double-chair back to back, so that the number of seats is increased, or when the base and the first backrest are turned forwards and the base, the first backrest and the second backrest integrally form a flat plate structure, the multifunctional chair can be used for the user to lie completely, and the base, the first backrest and the second backrest are positioned at the same horizontal height, so that the comfort of the user to lie completely can be improved, and backward tilting and backward moving can be avoided; when the chair is in the fourth position, the base and the first backrest are combined to turn forwards, so that a functional position for a user to lie in half can be formed, and compared with an upright sitting posture, the comfort of the user can be improved, and the fatigue of the upright sitting posture is reduced.

4. As a preferred embodiment of the present application, the folding seat further comprises a mounting member disposed below the base, the base being hinged to the mounting member by a first recliner, and the first backrest being hinged to the mounting member by a second recliner, the second backrest being hinged to the mounting member by a third recliner; through setting up the installed part, for the seat installation provides the condition, and can increase the height of seat, the user of being convenient for sits down, stands up, can avoid the user to be unfavorable for the shank when sitting down when the seat height is lower to be put, has ensured the practicality that the seat used.

As a next preferred embodiment of the present embodiment, the mounting member is provided with a box body, the box body is provided with an accommodating chamber, and the base can be turned over to open or close the accommodating chamber; from this, other functions of this application expanded seat hold the chamber through the setting, can improve space utilization, be convenient for accomodate article, and the action of accessible base upset is realized opening and shutting and the functional position of adjusting the seat that holds the chamber, can omit user operation, joyful user and use experience, and the installed part both provides the installation position, provides again and accomodates the function, and one is dual-purpose, can improve the utilization to the current space of car, improves the inside overall arrangement of car.

5. As a preferred embodiment of the present application, a foldable bracket is provided at a side of the second backrest facing the first backrest, and the bracket is extendable to support the second backrest; the support can strengthen the support of the second backrest, and when the second backrest is turned backwards to be parallel to the horizontal plane, the support can be unfolded to be supported on the bottom plate of the automobile, so that the bearing of the second backrest can be increased, and the use reliability of the seat is ensured; and when the second backrest is folded, the bracket can be used for hanging articles, and the use function of the bracket is expanded.

6. As a preferred embodiment of the present application, the second backrest may be flipped forward by the third recliner; the second backrest can be lifted before being turned forwards so as to prevent the second backrest from interfering with the first backrest in the turning process; from this, this application can be folded the seat, occupy with the space of minimizing seat, specifically, can overturn the base to the front side forward, overturn first back to the original position of base forward, overturn the second back to the upper strata of folding first back forward again, through minimizing seat configuration, be convenient for the inside space that increases of car, so that the user clears up the car inside, renovate etc. can avoid seat and other structures to bump, friction etc. have guaranteed the integrity of seat outward appearance.

7. As a preferred embodiment of the present application, a first preset distance is provided between the first backrest and the base, a second preset distance is provided between the first backrest and the second backrest, and the first backrest can be turned backwards by the second angle adjuster, so that the upper end of the first backrest abuts against the second backrest, and the first backrest forms a lumbar pad; this application can further promote the travelling comfort of seat promptly, forms the bustle through making first back, can form the support to user's waist, can alleviate waist fatigue, and sparingly set up extra bustle.

8. As a preferred embodiment of the present application, the folding seat further comprises a headrest, the headrest is detachably mounted on the top of the first backrest or the second backrest; through setting up the back cushion, can satisfy the leaning on demand of user's neck, head, can further promote the seat travelling comfort.

As a next preferred example of the present embodiment, the headrest includes a backrest portion and a headrest portion, the headrest portion is disposed above the backrest portion, and the headrest portion is rotatable back and forth relative to the backrest portion; can more accurately be directed against different positions of user and play a role through further dividing the back cushion, can prolong its length on the basis of first back or second back like back portion to make the whole back of user can both lean on, the back cushion portion can supply user's neck or head to lean on, and can adjust its angle through rotating the back cushion portion, can make user's neck or head have better angle of leaning on, further promote the seat travelling comfort.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a folding seat according to an embodiment of the present application;

FIG. 2 is a schematic view of the base of the folding seat of FIG. 1 flipped open to accommodate the cavity;

FIG. 3 is an adjustment schematic of the folding seat of FIG. 1 to one of the functional positions;

FIG. 4 is a schematic view of the folding seat of FIG. 3 after adjustment;

FIG. 5 is an adjustment schematic of the folding seat of FIG. 1 adjusted to another functional position;

FIG. 6 is a schematic view of the folding seat of FIG. 5 after adjustment.

Reference numerals are as follows:

10-base, 11-first backrest, 12-second backrest, 101-first recliner, 111-second recliner, 121-third recliner, 13-mounting, 131-receiving chamber, 122-bracket, 141-backrest, 142-headrest.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In addition, in the description of the present application, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the positional or orientational relationship shown in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In this application, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediary. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 6, the present application provides a folding seat comprising: the base 10 is provided with a first angle adjuster 101, and the base 10 can be turned forwards or backwards through the first angle adjuster 101; the seat backrest comprises a first backrest 11 and a second backrest 12, wherein the first backrest 11 and the second backrest 12 are arranged in parallel on one side, away from the first angle adjuster 101, of the base 10, and the first backrest 11 is arranged between the base 10 and the second backrest 12; the first backrest 11 is provided with a second adjuster 111, the first backrest 11 can be turned forwards by the second adjuster 111, the second backrest 12 is provided with a third adjuster 121, and the second backrest 12 can be turned backwards by the third adjuster 121.

The existing automobile seat is generally of a structure that a seat cushion is added with a backrest, only the backrest can be turned and adjusted, the length of the backrest is limited, even if the backrest is turned backwards and completely unfolded, the length of a bed formed by the backrest and the seat cushion is limited, and the requirement of full lying of an ordinary adult is difficult to meet. In addition, when the bed is used, the area where the backrest is located often tilts backwards (that is, the height of the backrest is not consistent with that of the seat cushion), and the back of the head of a user tends to tilt backwards when the user lies down, so that the experience is poor. And, when the user sits on the cushion for a long time, the user's legs are easy to be tired due to the lack of areas for the user's legs to lean against.

In order to improve the above problems, the applicant has proposed a folding seat as shown in fig. 1, which is provided with a double backrest, and when the seat is fully unfolded (as shown in fig. 3 or 4), the length of the base 10, the first backrest 11 and the second backrest 12 is long, so that an average adult can completely lie down, and the comfort of the user for a temporary rest can be improved. Further, when the seat is fully unfolded, the base 10, the first backrest 11 and the second backrest 12 can be at the same level, so that the problem that the head and the back of the user are inclined backwards can be avoided. Further, when the user wishes to improve the leg comfort, the base 10 may be turned forward to form a leg rest (as shown in fig. 5 or 6), at which time the user's legs may rest on the base 10, which may improve leg fatigue.

This application all sets base 10, first back 11, second back 12 to mobilizable structure, can increase its combination form to form multiple functional position, with the demand such as satisfy the user and sit, partly lie, lie entirely. The base 10, the first backrest 11 and the second backrest 12 are respectively controlled by a plurality of angle adjusters, so that the flexibility and the reliability of adjustment of each area can be improved. The structure of the angle adjuster can refer to the prior art, and the details are not repeated herein.

It is to be understood that the first backrest 11 is not limited to being turned forward, and the second backrest 12 is not limited to being turned backward.

As a preferred embodiment of the present application, the base 10 may be flipped forward to a first position in which the base 10 is parallel to a horizontal plane or a second position in which the base 10 is inclined obliquely downward relative to the horizontal plane to form a leg rest.

As shown in fig. 1, is the initial configuration of the seat. When the user wants to lie down for a temporary rest, the base 10 can be turned forward to the first position, the first backrest 11 can be turned forward to replace the original position of the base 10, and the second backrest 12 can be turned backward to be parallel to the horizontal plane, as shown in fig. 4, so that a 'bed' for the user to rest temporarily can be formed. As shown in fig. 4, two adjacent areas of the base 10, the first backrest 11 and the second backrest 12 can be butted to form a "bed" with a uniform horizontal height.

Alternatively, when the user wants to relieve the fatigue of the legs, the base 10 may be flipped forward to the second position, in which the base 10 forms a leg rest, as shown in fig. 6, and the legs of the user can naturally ride on the base 10.

It should be noted that the limit of the forward turning of the base 10 is not limited to reaching the second position, and the forward turning may be continued, for example, to be in a vertical state. The angle of the forward turning of the base 10 is not limited in the present application, and is, for example, 0 ° to 270 °.

As a preferred embodiment of the present application, the second backrest 12 may be flipped backward to a third position, in which the second backrest 12 is parallel to the horizontal plane, or to a fourth position, in which the second backrest 12 is tilted obliquely upward with respect to the horizontal plane.

In particular, in the third position, the seat may not only form the "bed" configuration shown in fig. 4 above, but may have other configurations. That is, on the basis of fig. 1, the base 10 and the first backrest 11 are kept still, and only the second backrest 12 is turned backwards to be parallel to the horizontal plane, at this time, the base 10 and the second backrest 12 can form two back-to-back seats, that is, a two-person seat is formed.

Further, in the fourth position, the seat can be formed in the state shown in fig. 6, and the comfort of the user's legs and back can be improved at the same time.

It should be noted that the limit of the backward turning of the second backrest 12 is not limited to reaching the third position, and the backward turning may be continued, for example, to be in an upright state. The present application does not limit the angle of the second backrest 12 that is turned backward, and is, for example, 0 ° to 180 °.

As a preferred embodiment of the present application, the folding seat further includes a mounting member 13 disposed below the base 10, the base 10 is hinged to the mounting member 13 through the first recliner 101, the first backrest 11 is hinged to the mounting member 13 through the second recliner 111, and the second backrest 12 is hinged to the mounting member 13 through the third recliner 121.

As shown in fig. 1, the first recliner 101 is provided at a front end of the base 10, and an end of the base 10 close to the first backrest 11 is a free end which can be operated by a user to turn the base 10. The second recliner 111 and the third recliner 121 are disposed at the ends of the first backrest 11 and the second backrest 12 close to the base 10, and a user can operate the upper ends of the first backrest 11 and the second backrest 12 to turn the upper ends. Preferably, the first backrest 11 and the second backrest 12 can be disposed at the same height, and when the seat is fully unfolded, the base 10, the first backrest 11, and the second backrest 12 can be all at the same horizontal height.

Further, the first recliner 101, the second recliner 111, and the third recliner 121 all have an unlocked state and a locked state to improve the stability and the firmness of the seat holding function position. The structure for achieving unlocking and locking can refer to the related prior art, and the detailed description is omitted here.

Further, the first recliner 101, the second recliner 111, and the third recliner 121 are all provided with an operating structure such as an operating handle so that the user can adjust the angle. In some embodiments, a smart control function of the recliner may be added, for example, a user may issue a control command through a remote controller, for example, to control the base 10, the first backrest 11, and the second backrest 12 to automatically turn over.

Preferably, the mounting member 13 is provided with a box body, the box body is provided with a containing cavity 131, and the base 10 can be turned over to open or close the containing cavity 131.

As shown in fig. 1, the box body is internally provided with an accommodating cavity 131 for accommodating personal articles of a user, so that the storage space is increased. Furthermore, the user can turn the base 10 to achieve both access to the articles and adjustment of the functional position, for example, to adjust the seat from the state of fig. 1 to the state of fig. 6.

It should be noted that when the base 10 is turned forward and the first backrest 11 functions as a seat cushion, the first backrest 11 can completely cover the accommodating cavity 131 and form an interface with the base 10.

As a preferred embodiment of the present application, a foldable bracket 122 is disposed on a side of the second backrest 12 opposite to the first backrest 11, and the bracket 122 can be extended to support the second backrest 12.

By providing the bracket 122, the load-bearing capacity of the second backrest 12 can be increased, and the stability and firmness of the support can be increased no matter the second backrest 12 is used as a seat or is used for a user to have a rest while lying. For example, in the example of fig. 4, the mount 13 may be used to support the seat in conjunction with the bracket 122 when the user is lying down, which may prevent the second backrest 12 from collapsing and reduce user concern.

The form of the support 122 is not limited in the present application, and may be, for example, a splayed support, a triangular support, or the like. The stand 122 may be folded away when not in use to avoid taking up excess space. In addition, in the state of fig. 1, the small articles can be hung by using the protruding area of the bracket 122 to enhance the practicability.

As a preferred embodiment of the present application, the second backrest 12 may be turned forward by the third recliner 121; the second backrest 12 can be lifted before being turned forward to prevent interference with the first backrest 11 during turning.

When a user desires to clean or refurbish the interior of the vehicle, it may be desirable to fold the seat to minimize seat volume, increase vehicle interior space, and protect the seat from wear. At this time, the base 10 may be turned forward to the position shown in fig. 6, the first backrest 11 may be turned forward to the original position of the base 10, and the second backrest 12 may be turned. To avoid interference, the second backrest 12 may be lifted first, and then the second backrest 12 may be folded upside down over the first backrest 11.

Specifically, the second backrest 12 may be lifted in any of the following ways.

The first method is as follows: one end of the second backrest 12 close to the base 10 is provided with a telescopic part, and the height of the second backrest 12 is adjusted by the telescopic part in a telescopic way. Normally, the telescopic portion is in a retracted state, and when it is necessary to raise the second backrest 12, the telescopic portion can be extended to raise the second backrest 12.

The second method comprises the following steps: the folding seat is provided with a lifting adjusting mechanism for lifting the second backrest 12. The lifting adjustment mechanism is, for example, a cylinder-driven or electric-driven structure, and adjusts the height of the second backrest 12 by a push rod, an expansion rod, or the like.

In any of the above-described modes, the normal use of the third recliner 121 is not affected when the second backrest 12 is adjusted to be high.

As a preferred embodiment of the present application, a first preset distance is provided between the first backrest 11 and the base 10, a second preset distance is provided between the first backrest 11 and the second backrest 12, and the first backrest 11 can be turned backwards through the second recliner 111, so that the upper end of the first backrest 11 abuts against the second backrest 12, and the first backrest 11 forms a lumbar pad.

This application can add the function of bustle through first back 11 upset backward promptly. By setting the first preset interval and the second preset interval, conditions are provided for the first backrest 11 to be turned backwards. In order to form a more comfortable lumbar pad, the first backrest 11 may be designed to be relatively small, for example, one-half or one-third as large as the second backrest 12, and when the first backrest 11 is turned backwards, one end of the first backrest abuts against the base 10 and the other end of the first backrest abuts against the second backrest 12, so that the lumbar region of the user can be supported at a position close to the lumbar region of the user.

As a preferred embodiment of the present application, the folding seat further comprises a headrest, and the headrest is detachably mounted on the top of the first backrest 11 or the second backrest 12.

By arranging the headrest, the length of the first backrest 11 or the second backrest 12 is prolonged equivalently, the leaning area of the back, the neck or the head can be increased, and the comfort of the seat is further improved.

Preferably, the headrest includes a backrest portion 141 and a headrest portion 142, the headrest portion 142 is disposed above the backrest portion 141, and the headrest portion 142 can rotate back and forth relative to the backrest portion 141.

When the first backrest 11 is turned forward for use, the first backrest 11 cannot be provided with a large volume due to limited space, and when the first backrest 11 or the second backrest 12 is used as a backrest, the length of the first backrest 11 or the second backrest 12 is limited, and the whole back of a user may not be leaned on. By providing a backrest portion 141 which provides a resting position for the user in the region near the shoulders, and a headrest portion 142 which provides support for the user's neck and head, the resting position of the user is improved.

Further, the neck and head of the user can be optimally placed by adjusting the rotation of the headrest portion 142. For example, in the functional position of fig. 1, the headrest portion 142 may be rotated back as appropriate to relieve fatigue on the user's neck and head. In the functional position of fig. 4, the head rest portion 142 can be rotated forward to raise its position to achieve the effect of a pillow.

In some embodiments, the backrest portion 141 is removably connected to the headrest portion 142. Specifically, the headrest portion 142 is provided with a first insertion portion, the backrest portion 141 is provided with a first receiving portion adapted to the first insertion portion, and the first insertion portion is in insertion fit with the first receiving portion. The first insertion part is, for example, an insertion rod, an insertion tube (such as a steel tube), and the first receiving part is, for example, a slot. Further, in order to ensure the connection strength between the backrest portion 141 and the headrest portion 142, the first inserting portion may be provided with a locking portion, and correspondingly, the first receiving portion is provided with a matching portion, and when the first inserting portion is inserted into the first receiving portion, the locking portion and the matching portion are locked at the same time. The locking portion is, for example, a barb, and the fitting portion is, for example, a stopper rib.

Further, the first receiving portion is provided with a plurality of receiving positions so as to be capable of switching among the plurality of receiving positions when the headrest portion 142 rotates relative to the backrest portion 141. The plurality of receiving positions are, for example, a plurality of slots communicating with each other, so that the first inserting portion of the headrest portion 142 can be adapted to match the corresponding receiving position when the headrest portion is rotated.

In other embodiments, the first inserting portion may be disposed on the backrest portion 141, and correspondingly, the first receiving portion is disposed on the headrest portion 142.

In other embodiments, the backrest 141 is detachably connected to the first backrest 11 or the second backrest 12. Specifically, the backrest 141 is provided with a second inserting portion, the first backrest 11 or the second backrest 12 is provided with a second receiving portion adapted to the second inserting portion, and the second inserting portion is inserted into and matched with the second receiving portion. The second insertion part is, for example, an insertion rod, an insertion tube (such as a steel tube), etc., and the second receiving part is, for example, a slot. Furthermore, in order to ensure the connection strength, the second plug-in part can be provided with a locking part, correspondingly, the second receiving part is provided with a matching part, and when the second plug-in part is plugged in the second receiving part, the locking part and the matching part are simultaneously locked. The locking portion is, for example, a barb, and the fitting portion is, for example, a stopper rib.

In other embodiments, the backrest 141 can rotate back and forth relative to the first backrest 11 or the second backrest 12 to improve the leaning angle of the user.

In the embodiment that the backrest 141 is detachably connected to the first backrest 11 or the second backrest 12, and the backrest 141 is detachably connected to the headrest 142, the user can replace the backrest 141 and the headrest 142 with different specifications/sizes according to his/her needs, so as to further improve the user experience.

On the basis of above-mentioned folding seat, this application still can provide the car including above-mentioned folding seat, optimizes the performance of car through promoting folding seat's performance.

Where not mentioned in this application, can be accomplished using or referencing existing technology.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A folding seat, comprising:

the base is provided with a first angle adjuster, and the base can be turned forwards or backwards through the first angle adjuster;

the first backrest and the second backrest are arranged on one side, away from the first angle adjuster, of the base in parallel, and the first backrest is arranged between the base and the second backrest;

the first backrest is provided with a second adjuster, the first backrest can turn forwards through the second adjuster, the second backrest is provided with a third adjuster, and the second backrest can turn backwards through the third adjuster.

2. A folding seat according to claim 1,

3. A folding seat according to claim 1,

the second backrest can be turned backwards to a third position or a fourth position, in the third position, the second backrest is parallel to the horizontal plane, and in the fourth position, the second backrest inclines obliquely relative to the horizontal plane.

4. A folding seat according to any one of claims 1 to 3,

the folding seat further comprises a mounting part arranged below the base, the base is hinged to the mounting part through the first angle adjuster, the first backrest is hinged to the mounting part through the second angle adjuster, and the second backrest is hinged to the mounting part through the third angle adjuster.

5. A folding seat according to claim 4,

6. A folding seat according to any of claims 1 to 3,

7. A folding seat according to claim 1,

the second backrest can be turned forwards through the third angle adjuster;

the second backrest can be lifted before being turned forwards so as to prevent the second backrest from interfering with the first backrest in the turning process.

8. A folding seat according to claim 1,

a first preset distance is arranged between the first backrest and the base, a second preset distance is arranged between the first backrest and the second backrest,

the first backrest can be turned backwards through the second angle adjuster, so that the upper end of the first backrest is abutted to the second backrest, and the first backrest forms a waist cushion.

9. A folding seat according to any one of claims 1 to 3, 5, 7 or 8,

the folding seat further comprises a back cushion, wherein the back cushion is detachably mounted at the top of the first backrest or the second backrest.

10. A folding seat according to claim 9,