CN218999906U - Chair with multi-posture conversion function - Google Patents

Abstract

The embodiment of the utility model discloses a seat with multi-posture conversion, which comprises a seat cushion, a backrest, armrests and leg support pads, wherein the armrests are configured to extend from the inside of the seat cushion or retract from the inside of the seat cushion, the backrest can rotate relative to the seat cushion to enable the seat to form a folded flat state, an unfolded state, a sitting state and a resting state, so that the requirements of users for different use states of the seat under different driving conditions are met, and the use rate of the space in a vehicle is effectively improved.

Description

Chair with multi-posture conversion function

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a seat with multiple posture conversion.

Background

With the rapid development of the automobile industry, the requirements of users on individuation, space use requirements and the like of automobiles are also higher and higher. At present, a seat in an automobile generally has only a forward riding function, is used in a riding state, and has low utilization rate of an internal space of the automobile. When the user is tired in driving, the resting function cannot be provided for the user well. Meanwhile, the single function of the seat can not meet the storage and transportation functions of larger objects.

Disclosure of Invention

In view of the above, the embodiment of the utility model provides a seat with multi-posture conversion, which can be converted and used among a folded flat state, an unfolded state, a sitting state and a rest state, thereby meeting the requirements of users for different use states of the seat under different driving conditions and effectively improving the use rate of the space in a vehicle.

The embodiment of the utility model provides a seat with multi-posture conversion, which comprises:

the seat cushion is provided with an accommodating cavity;

the backrest is rotationally connected with the seat cushion, and the backrest rotates relative to the seat cushion to form a folded flat state, an unfolded state, a sitting state and a resting state;

two armrests respectively connected to both sides of the backrest, the armrests being configured to extend or retract from within the backrest;

a leg support pad disposed within the receiving cavity, the leg support pad configured to extend or retract from within the receiving cavity.

Further, when the backrest and the seat cushion are in the folded flat state, the backrest rotates clockwise to be parallel to the upper portion of the seat cushion and is attached to the seat cushion, the two armrests are movably positioned in the backrest, and the leg support pads are movably retracted into the accommodating cavity.

Further, when the backrest and the seat cushion are in the unfolded state, the backrest rotates anticlockwise to be horizontally aligned with the seat cushion, the two armrests are movably positioned in the backrest, and the leg support pads are movably retracted into the accommodating cavity or extend out of the accommodating cavity.

Further, when the backrest and the seat cushion are in the rest state, the backrest rotates anticlockwise to form a first obtuse angle with the seat cushion, the seat cushion rotates anticlockwise to form a first acute angle with the ground, the leg support cushion extends out of the accommodating cavity and rotates clockwise to form a second acute angle with the ground, and the two armrests extend out of the backrest.

Further, when the backrest and the seat cushion are in the riding state, the backrest rotates anticlockwise to form a second obtuse angle with the seat cushion, the leg support cushion moves to retract into the accommodating cavity or extends out of the accommodating cavity and clockwise to form a third acute angle with the ground, and the two armrests extend out of the backrest.

Further, the leg support pad includes left leg support pad and right leg support pad, left leg support pad with right leg support pad parallel arrangement is in the holding intracavity, left leg support pad with right leg support pad is followed respectively the holding chamber stretches out or retracts and rotate after stretching out.

Further, the seat further comprises:

the left sliding rail and the right sliding rail are arranged in the accommodating cavity in parallel;

the left sliding block and the right sliding block are respectively arranged on the left sliding rail and the right sliding rail in a sliding way;

the left rotary connecting frame is connected between the left leg supporting pad and the left sliding block;

the right rotary connecting frame is connected between the right leg supporting pad and the right sliding block;

the left leg supporting pad moves out of the accommodating cavity through the left sliding block and rotates relative to the seat cushion through the left rotary connecting frame; the right leg supporting pad moves out of the accommodating cavity through the right sliding block and rotates relative to the seat cushion through the right rotating connecting frame.

Further, the seat further comprises:

the first angle adjuster is connected with the bottom end of the backrest and the rear end of the seat cushion;

the fixed bracket is positioned below the seat cushion and is connected with the ground;

and the second angle adjuster is connected with the rear end of the seat cushion and the fixed bracket.

Further, the backrest comprises a handrail cavity with a lateral through, and the two handrails extend and retract from two sides of the handrail cavity respectively.

Further, the armrest comprises:

the extension part is connected with the armrest cavity in a sliding way;

the armrest part is hinged with the extension part to form a folded state and an armrest state;

wherein, in the folded state, the armrest part is rotationally folded above the extension part and synchronously moves into the armrest cavity; in the armrest state, the extension portion and the armrest portion move out of the armrest cavity, and the armrest portion rotates to an armrest position.

The embodiment of the utility model provides a seat with multi-posture conversion, which comprises a seat cushion, a backrest, armrests and leg support pads, wherein the armrests are configured to extend from the inside of the seat cushion or retract from the inside of the seat cushion, the backrest can rotate relative to the seat cushion to enable the seat to form a folded flat state, an unfolded state, a sitting state and a resting state, so that the requirements of users for different use states of the seat under different driving conditions are met, and the use rate of the space in a vehicle is effectively improved.

Drawings

The above and other objects, features and advantages of the present utility model will become more apparent from the following description of embodiments of the present utility model with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of a seat according to an embodiment of the present utility model in a seating position;

FIG. 2 is a schematic view of the leg support pad of an embodiment of the present utility model extended with the seat in a seating position;

FIG. 3 is a schematic top view of a seat according to an embodiment of the utility model in an unfolded state;

FIG. 4 is a schematic side view of a seat according to an embodiment of the utility model in an unfolded state;

FIG. 5 is a schematic view of the leg rest extended with the seat of the embodiment of the present utility model in the deployed state;

FIG. 6 is a schematic view of a seat according to an embodiment of the present utility model in a folded flat condition;

fig. 7 is a schematic view of a seat in a resting state according to an embodiment of the present utility model.

The reference numerals:

1-a seat cushion; 2-a backrest; 3-armrests; 4-leg support pads; 41-left leg support pad; 42-right leg support pad; a-a first obtuse angle; b-a first acute angle; c-a second acute angle; d-a second obtuse angle; e-third acute angle.

Detailed Description

The present utility model is described below based on examples, but the present utility model is not limited to only these examples. In the following detailed description of the present utility model, certain specific details are set forth in detail. The present utility model will be fully understood by those skilled in the art without the details described herein. Well-known methods, procedures, flows, components and circuits have not been described in detail so as not to obscure the nature of the utility model.

Moreover, those of ordinary skill in the art will appreciate that the drawings are provided herein for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, the words "comprise," "comprising," and the like in the description are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly, as they may be fixed, removable, or integral, for example; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Fig. 1 to 7 are schematic views of the respective states of the seat of the present embodiment. The seat has a plurality of different postures, and can be converted between the postures according to the use requirements, so that the different use requirements are met. The seat of the embodiment has a folded flat state, an unfolded state, a riding state and a resting state, and can effectively dial the limited space in the vehicle, thereby achieving the functions of driving, resting, storing and the like.

Specifically, the seat includes a seat cushion 1, a backrest 2, two armrests 3, and leg support pads 4, as shown in fig. 1-7. The backrest 2 is rotatably connected to the seat cushion 1 and can be locked when rotated to a certain position. Two armrests 3 are provided on both sides of the backrest 2, and the two armrests 3 may be extended from the backrest 2 or retracted into the backrest 2 as desired. The leg support pad 4 is disposed in the accommodating cavity of the seat cushion 1, and the leg support pad 4 can extend out of the accommodating cavity to form a leg rest or retract into the accommodating cavity according to requirements.

The backrest 2 and the seat cushion 1 can be connected through a first angle adjuster to adjust the angle between the backrest and the seat cushion and lock the backrest and the seat cushion, so that the use requirements of the seat in different scenes are met. The first recliner is connected to the bottom end of the back rest 2 and the rear end of the seat cushion 1. The backrest 2 can be adjusted to any angle by the first angle adjuster to be locked, so that the backrest 2 and the seat cushion 1 can be unfolded, folded flat, driven, at rest and the like. The backrest 2 has a design conforming to the torso comfort of a human body. The first angle adjuster can be a manual angle adjuster or an electric angle adjuster. The first angle adjuster can be replaced by other hinge mechanisms with locking functions, and the locking functions can be manual locking. The manual locking can be achieved by rotating to a designated position, and the through holes between the inside and the outside are communicated and then are locked by manually inserting a locking pin.

The seat of the present embodiment may be mounted at a corresponding position of the vehicle by a fixing bracket. Specifically, the fixed bracket can be fixed on the ground of the vehicle through a fastener such as a bolt, and the seat is connected with the fixed bracket through the second angle adjuster. The second angle adjuster is connected to the rear end of the seat cushion 1, so that the front end of the seat cushion 1 can drive the back rest 2 and other structures to lift up (rotate anticlockwise by a certain angle) at the same time, and the use requirement is met. The second angle adjuster has the same structure as the first angle adjuster, and can adjust the leaning cushion 1 to any angle for locking. Besides, the second recliner may be replaced by a hinge mechanism, and a driving mechanism (such as a cylinder) may be connected to the lower portion of the seat cushion 1, so as to control the driving mechanism to drive the seat cushion 1 to rotate anticlockwise to lift the front end of the seat cushion 1.

In this embodiment, the receiving cavity of the seat cushion 1 has a forward opening, and the leg rest 4 may protrude from the front of the seat cushion 1 to form a leg rest for providing support to the legs of the user. In particular, the leg support pad 4 may extend from the receiving cavity in the deployed state, the seating state, and the resting state to provide support for the human calf. The leg support pad 4 can move inside and outside the accommodating cavity through matching of the sliding rail and the sliding block. Meanwhile, the leg support pad 4 can be connected to the sliding block through the rotary connecting frame, so that the leg support pad 4 can rotate through the rotary connecting frame when moving to the outer side of the accommodating cavity.

In a preferred embodiment, the leg support pad 4 includes a left leg support pad 41 and a right leg support pad 42. The left leg support pad 41 and the right leg support pad 42 are disposed in parallel in the accommodating chamber. The left leg support pad 41 and the right leg support pad 42 may be respectively extended and retracted along the receiving cavity, and further, the left leg support pad 41 and the right leg support pad 42 may be rotated after being extended. Wherein the left leg support pad 41 and the right leg support pad 42 can be applied in a seating state, a resting state and a deployed state to provide support for the left and right legs of the human body, respectively.

The seat also comprises a left sliding rail, a right sliding rail, a left sliding block, a right sliding block, a left rotary connecting frame and a right rotary connecting frame. The left sliding rail and the left sliding block form a group of sliding mechanisms, and the right sliding rail and the right sliding block form a group of sliding mechanisms. The left leg support pad 41 is connected with the left slider through the left rotary connecting frame, thereby making the left leg support pad 41 and the left rotary connecting frame slide synchronously through the left slider, and the left leg support pad 41 rotates through the left rotary connecting frame when sliding outside the accommodating chamber. The right leg support pad 42 is connected with the right slider through the right rotary connecting frame, so that the right leg support pad 42 and the right rotary connecting frame synchronously slide through the right slider, and the right leg support pad 42 rotates through the right rotary connecting frame when sliding outside the accommodating chamber. The left and right rotating link frames are self-rotatable and have a locking structure, and can be locked by rotating the left and right leg support pads 41 and 42 to any angle.

Specifically, left slide rail and right slide rail parallel arrangement are in the holding intracavity, left slider and right slider slide respectively set up left slide rail with on the right slide rail. The left rotary connecting frame is connected between the left leg supporting pad and the left sliding block, and the right rotary connecting frame is connected between the right leg supporting pad and the right sliding block. The left leg supporting pad moves out of the accommodating cavity through the left sliding block and rotates relative to the seat cushion 1 through the left rotary connecting frame to form a leg support for supporting left legs; the right leg supporting pad moves out of the accommodating cavity through the right sliding block, and rotates relative to the seat cushion 1 through the right rotating connecting frame to form a leg support for supporting the right leg. The user may stretch the left leg support pad 41 and/or the right leg support pad 42 as desired.

The backrest 2 comprises a handrail cavity with lateral through. Wherein two armrests 3 can be respectively extended and retracted from two side openings of the armrest cavity 2. The armrest 3, when extended from the armrest cavity, serves to provide a wrap for the occupant. When the handrail is hidden in the handrail cavity, the handrail can provide larger space and comfort in the unfolded state and the folded state.

In the present application, the armrest 3 comprises an extension and an armrest portion. The extension part can be connected in the handrail cavity in a sliding way through the sliding rail. The extension part and the armrest part are connected through a hinge which can be turned over by a preset angle. The armrest portion and the extension portion may be hinged to form a folded state and an armrest state. When in a folded state, the armrest part is attached to the upper part of the extension part, and the armrest part and the extension part can be simultaneously moved to be hidden in the armrest cavity. In the armrest state, the extension portion and the armrest portion move out of the armrest cavity, and then the armrest portion rotates to a predetermined angle with the extension portion, and the armrest portion is higher than the seat cushion 1 at this time, thereby providing the user with the packing property.

When the backrest 2 rotates relative to the seat cushion 1 in a folded flat state, the seat cushion 1 keeps parallel to the ground in the vehicle, the backrest 2 rotates clockwise to the upper side of the seat cushion 1 through the first angle adjuster, the backrest 2 is parallel to the upper side of the seat cushion 1, and the two surfaces of the backrest 2 and the seat cushion 1 are oppositely arranged are attached, as shown in fig. 6. Further, in the folded flat state, the two armrests 3 are moved to be hidden in the backrest 2, and the leg support pads 4 are moved to be hidden in the accommodating cavity. Thus, the volume of the seat in the folded flat state is minimized, and the occupied vehicle interior space is minimized. When the seats of the driver seat in the vehicle are in a normal riding state, and the seats of the front passenger seat and the rear row are in a folded state, some articles with larger volumes can be placed in the vehicle for transportation, so that the utilization rate of the vehicle is improved.

The seat cushion 1 remains parallel to the floor of the vehicle interior while the back rest 2 is rotated relative to the seat cushion 1 in the deployed state, and the back rest 2 is deployed in horizontal alignment with the seat cushion 1 by counterclockwise rotation of the first recliner (i.e., the two adjacent surfaces of the back rest 2 and the seat cushion 1 are deployed to form a plane), as shown in fig. 3-5. Further, in the unfolded state, both armrests 3 can be movably hidden inside the backrest 2. Therefore, the seat can form a bed-like structure, so that the space inside the vehicle is smooth, a larger and smooth space rest can be provided for a user, and the comfort during rest is improved. At this time, the leg support pad 4 may be withdrawn from the accommodating chamber or hidden in the accommodating chamber as required. When the leg support pad 4 is withdrawn from the accommodating chamber, the resting area for supporting the human body can be further increased, as shown in fig. 5. When the chairs at all positions in the vehicle are replaced by the chairs, and all the chairs are in the unfolded state, all the chairs can form a larger bed, a larger and flat space can be provided for resting a human body, and the comfort during resting is further improved.

When the backrest 2 rotates relative to the seat cushion 1 to be in the rest state, the backrest 2 rotates anticlockwise to form a first obtuse angle A with the seat cushion 1 through a first angle adjuster, the seat cushion 1 rotates anticlockwise to form a first acute angle B with the ground of the vehicle, the leg support cushion 4 extends out of the accommodating cavity and then rotates clockwise to form a second acute angle C with the ground of the vehicle, and two armrests 3 extend out of the backrest 2 to form an armrest state, as shown in fig. 7. Thus, the seat can provide a comfortable sleeping position for a driver or a passenger when in a resting state. Preferably, as shown in fig. 7, the first obtuse angle a is set to 133 degrees, the first acute angle B is set to 33 degrees, and the second acute angle C is set to 33 degrees, so that a comfortable sleeping posture can be provided for the driver to temporarily rest.

When the backrest 2 and the seat cushion 1 are in a seating state, the seat cushion 1 is kept parallel to the floor of the vehicle interior, and the backrest 2 is rotated counterclockwise by the first recliner to form a second obtuse angle D with the seat cushion 1, as shown in fig. 1 and 2. When the seat is in a riding state, the comfort of a driver in driving can be met, and the driving safety performance is improved. Meanwhile, when the seats positioned at other positions are in a riding state, the normal riding requirements of passengers can be met. Further, the leg rest 4 in the seat cushion 1 can be withdrawn from or retracted into the accommodating chamber of the seat cushion 1 according to the user's needs. As shown in fig. 2, when the leg support pad 4 is extended from the accommodation chamber, the leg support pad 4 is rotated clockwise to form a third acute angle E with the ground in the vehicle, as desired, to provide support for the human calf. As shown in fig. 1, the leg support pad 4 is hidden in the accommodating cavity according to the requirement, so that a larger movement space can be provided for the feet of the passengers. Further, in the sitting state, two armrests 3 are provided on both sides of the backrest 2 in a reversible manner for providing the occupant with a wrap.

In the present application, when the seat is located at the driving position, the seat is in the rest state, the unfolded state, and the folded state, and the vehicle is located at the safe position such as the parking space, the service area, and the flameout state. In the resting state, the unfolded state and the sitting state, the left leg support pad 41 and the right leg support pad 42 can be respectively and independently stretched according to the requirements, so as to meet the support requirements of passengers on different legs.

The seat of the present application described above can be extended to a driver seat, a passenger seat, and rear-row left-right independent seats. The seats with different numbers can be flexibly combined and used in the same vehicle, and the space of the whole cabin can be coiled. For example, if the rear left side seat is in a sitting state and the copilot is in a unfolding state, the copilot can be used as a leg support of a rear human body; when the copilot seat is in a folded state, the copilot seat can be used as a conference desk or a tea table; when the driver seat is in a normal riding state and the co-driver seat is in a folded state, the armrest function can be provided for the driver seat; when the back row seat and the assistant driver seat are in a folded state, the back row seat and the assistant driver seat can carry more goods; the back row seat and the assistant driver seat are in the unfolding state, so that a rest can be provided.

The seat of the embodiment comprises a seat cushion, a backrest, armrests and leg support pads, wherein the armrests are configured to extend from the inside of the backrest or retract from the inside of the seat cushion, the backrest can rotate relative to the seat cushion to enable the seat to form a folded flat state, a unfolded state, a sitting state and a resting state, so that the requirements of users for different use states of the seat under different driving conditions are met, and the use rate of the space in a vehicle is effectively improved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A seat with multiple pose transitions, the seat comprising:

a seat cushion (1) provided with a containing cavity;

the backrest (2) is rotationally connected with the seat cushion (1), and the backrest (2) rotates relative to the seat cushion (1) to form a folded flat state, an unfolded state, a sitting state and a resting state;

two armrests (3) respectively connected to both sides of the backrest (2), the two armrests (3) being configured to extend or retract from within the backrest (2);

a leg support pad (4) disposed within the receiving cavity, the leg support pad (4) being configured to extend from or retract into the receiving cavity.

2. The seat according to claim 1, characterized in that when the backrest (2) and the seat cushion (1) are in the folded flat state, the backrest (2) rotates clockwise to be parallel to the upper side of the seat cushion (1) and the backrest (2) is attached to the seat cushion (1), two armrests (3) are movably positioned in the backrest (2), and the leg support pads (4) are movably retracted into the accommodating cavity.

3. A seat according to claim 1, wherein the back rest (2) is rotated counter-clockwise into horizontal alignment with the seat cushion (1) when the back rest (2) is in the deployed condition with the seat cushion (1), the two armrests (3) are moved into the back rest (2), and the leg support pads (4) are moved back into or out of the receiving cavity.

4. A seat according to claim 1, characterized in that the backrest (2) is rotated counter-clockwise to form a first obtuse angle with the seat cushion (1) when the backrest (2) is in the rest position with the seat cushion (1), the seat cushion (1) is rotated counter-clockwise to form a first acute angle with the ground, the leg support pads (4) extend from the receiving cavity and are rotated clockwise to form a second acute angle with the ground, and two armrests (3) extend from within the backrest (2).

5. A seat according to claim 1, characterized in that the backrest (2) is rotated counter-clockwise to form a second obtuse angle with the seat cushion (1) when the backrest (2) is in the seating position with the seat cushion (1), the leg support pad (4) is moved to retract into or extend from the receiving cavity and rotated clockwise to form a third acute angle with the ground, and two armrests (3) extend from within the backrest (2).

6. The seat according to claim 1, characterized in that the leg support pad (4) comprises a left leg support pad (41) and a right leg support pad (42), the left leg support pad (41) and the right leg support pad (42) being arranged in parallel in the accommodation chamber, the left leg support pad (41) and the right leg support pad (42) respectively extending or retracting along the accommodation chamber and rotating after extending.

7. The seat according to claim 6, further comprising:

the left sliding rail and the right sliding rail are arranged in the accommodating cavity in parallel;

the left sliding block and the right sliding block are respectively arranged on the left sliding rail and the right sliding rail in a sliding way;

the left rotary connecting frame is connected between the left leg supporting pad (41) and the left sliding block;

the right rotary connecting frame is connected between the right leg supporting pad (42) and the right sliding block;

wherein the left leg supporting pad (41) moves out of the accommodating cavity through the left sliding block and rotates relative to the seat cushion (1) through the left rotary connecting frame; the right leg supporting pad (42) moves out of the accommodating cavity through the right sliding block and rotates relative to the seat cushion (1) through the right rotating connecting frame.

8. The seat according to claim 1, wherein the seat further comprises:

the first angle adjuster is connected with the bottom end of the backrest (2) and the rear end of the seat cushion (1);

the fixed bracket is positioned below the seat cushion (1) and is connected with the ground;

and the second angle adjuster is connected with the rear end of the seat cushion (1) and the fixed bracket.

9. A seat according to claim 1, characterized in that the backrest (2) comprises a handrail cavity with lateral through-going, from both sides of which two handrails (3) extend and retract, respectively.

10. The seat according to claim 9, characterized in that the armrest (3) comprises:

the extension part is connected with the armrest cavity in a sliding way;

the armrest part is hinged with the extension part to form a folded state and an armrest state;

wherein, in the folded state, the armrest part is rotationally folded above the extension part and synchronously moves into the armrest cavity; in the armrest state, the extension portion and the armrest portion move out of the armrest cavity, and the armrest portion rotates to an armrest position.

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