CN112046368B

CN112046368B - Seat armrest, seat and vehicle

Info

Publication number: CN112046368B
Application number: CN201910484580.9A
Authority: CN
Inventors: 孟晓永; 马文树; 王云亮; 赵晓欢; 张海龙; 孟令娜; 许林倩
Original assignee: Nobo Automotive Systems Co Ltd
Current assignee: Nobo Automotive Systems Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2022-01-25
Anticipated expiration: 2039-06-05
Also published as: CN112046368A

Abstract

The invention relates to the technical field of vehicles, and discloses a seat armrest, a seat and a vehicle, wherein the seat armrest comprises: a frame; the armrest framework comprises a first framework hinged with the rack and capable of rotating relative to the rack and a second framework hinged with the first framework and capable of rotating relative to the first framework; one end of the rocker is hinged with the rack, and the other end of the rocker is hinged with the second framework; the first frame and the second frame can rotate to a seat cushion using position used as a seat cushion and can rotate to an armrest using position used as an armrest. The seat armrest in the technical scheme provided by the invention has high space utilization rate, effectively improves the comfort of a vehicle, and has a simple structure and low cost.

Description

Seat armrest, seat and vehicle

Technical Field

The invention relates to the technical field of vehicles, in particular to a seat armrest, a seat and a vehicle.

Background

In the prior art, rear seats of vehicles may be provided with centrally located armrests to provide comfort to rear occupants.

The common armrest at present on the back seat is a turnover armrest which can be hidden in the backrest, but the height and length of the armrest can not be satisfied at the same time when the armrest is used as the armrest, and the armrest has high hardness when the armrest is used as the backrest, and can not provide comfortable support.

Disclosure of Invention

In view of the above, the present invention is directed to a seat armrest, a seat and a vehicle, so as to solve the problem that the armrest located on the rear seat of the vehicle in the prior art cannot satisfy the comfort of the passenger.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the present invention provides a seat armrest, comprising:

a frame;

the armrest framework comprises a first framework hinged with the rack and capable of rotating relative to the rack and a second framework hinged with the first framework and capable of rotating relative to the first framework;

one end of the rocker is hinged with the rack, and the other end of the rocker is hinged with the second framework;

the first frame and the second frame can rotate to a seat cushion using position used as a seat cushion and can rotate to an armrest using position used as an armrest.

Furthermore, the number of the rocking bars is two, and the two rocking bars are arranged on two opposite sides of the second framework at intervals in parallel.

Furthermore, the seat armrest further comprises a driving device for driving the first framework and the second framework to rotate.

Furthermore, the driving device comprises a pneumatic spring, and a piston rod of the pneumatic spring is connected with the first framework to drive the first framework to rotate.

Furthermore, a first groove and a second groove are formed in the rocker, and a pawl is rotatably arranged on the armrest framework;

when the first framework and the second framework rotate to the use position of the seat cushion, the pawl rotates to be clamped in the first groove, so that the first framework and the second framework can be locked at the use position of the seat cushion, and the pawl is unlocked when being separated from the first groove;

when the first framework and the second framework rotate to the armrest using position, the pawl rotates to be clamped into the second groove, the first framework and the second framework can be locked at the armrest using position, and the pawl is unlocked when being disengaged from the second groove.

Furthermore, a pre-tightening spring is connected to the pawl, and the pre-tightening spring is set to apply pre-tightening force for keeping the pawl clamped in the first groove or the second groove;

the pawl is further connected with a pulling component used for pulling the pawl to enable the pawl to rotate out of the first groove or the second groove.

Further, the pulling component comprises a pulling wire connected to the pawl and a pulling part connected to one end of the pulling wire far away from the pawl and used for holding.

Furthermore, the chair armrest also comprises a cup holder, and the cup holder comprises a first cup holder part arranged on the first framework and a second cup holder part arranged on the second framework;

when the first framework and the second framework rotate to the armrest using position, the first cup support portion and the second cup support portion are spliced together to form an accommodating concave portion capable of accommodating a cup.

When the armrest is needed, the first framework or the rocker is driven to rotate, so that the armrest rotates to the armrest using position to serve as the armrest, and when more people need to sit at more positions, the armrest rotates to the seat cushion using position to serve as the seat cushion by driving the first framework or the rocker to rotate. The seat armrest has high space utilization rate, improves the comfort of a vehicle, and has simple structure and low cost.

According to another aspect of the invention, a seat is also provided, wherein the seat armrest is arranged on the seat.

According to still another aspect of the present invention, there is also provided a vehicle, a rear seat of which employs the seat as described above.

The advantages of the seat and the vehicle over the prior art are the same as those of the seat armrest described above, and are not described in detail herein.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a configuration of a seat armrest in accordance with an embodiment of the present invention (in which a facing element of the seat armrest is not shown);

FIG. 2 is a schematic view of the structure shown in FIG. 1 from another perspective;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic view of a facing element of an armrest of the chair;

FIG. 5 is a schematic view of the structure of FIG. 4 from the other side;

FIG. 6 is a schematic view of a seat armrest configuration (shown with the facing of the seat armrest);

FIG. 7 is a schematic view of a seat with the armrest in a use position;

FIG. 8 is a schematic view of the seat with the armrest rotated;

FIG. 9 is a schematic view of the seat with the armrest in the armrest use position (as viewed from the side of the seat);

fig. 10 is a schematic structural view of a seat with the armrest in the armrest use state (viewed from above the seat).

Description of reference numerals:

1-a frame; 2-a first backbone; 21-a connecting rod; 3-a second backbone; 4-a rocker; 41-a first groove; 42-a second groove; 5-a pneumatic spring; 6-pawl; 7-pre-tightening the spring; 8-a pulling member; 81-stay wire; 82-a pulling part; 9-a cup stand; 91-a first cup rest; 92-a second cup rest; 10-a first guide; 11-a second guide; 12-a first facing component; 13-second facing element.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. The term "inside" and "outside" refer to the inside and the outside of the contour of each member itself.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

The present invention provides a seat armrest, as shown in fig. 1 and 2, including:

a frame 1;

the handrail framework comprises a first framework 2 hinged with the rack 1 and capable of rotating relative to the rack 1 and a second framework 3 hinged with the first framework 2 and capable of rotating relative to the first framework 2;

one end of the rocker 4 is hinged with the rack 1, and the other end of the rocker 4 is hinged with the second framework 3;

the first frame 2 and the second frame 3 can be rotated to a seat cushion use position used as a seat cushion and can be rotated to an armrest use position used as an armrest.

Wherein frame 1 is used for fixing on the automobile body, and first skeleton 2, second skeleton 3 and rocker 4 form rocker mechanism, and when first skeleton 2 rotated as the initiative piece, second skeleton 3 and rocker 4 were along with rotating, perhaps when rocker 4 rotated as the initiative piece, first skeleton 2 and second skeleton 3 were along with rotating.

The armrest provided by the invention is suitable for the rear seat of the vehicle, and the armrest framework is also required to be covered with a surface protection component such as shown in fig. 4 and 5 on the outer side when being applied to the seat. When the vehicle seat needs an armrest, the first frame 2 or the rocker 4 may be driven to rotate the seat armrest to the armrest use position to be used as an armrest (the state shown in fig. 9 and 10), and when more people need to sit in the seat, the first frame 2 or the rocker 4 may be driven to rotate the seat armrest to the seat cushion use position to be used as a seat cushion (the state shown in fig. 7).

The seat armrest provided by the invention has high space utilization rate, improves the comfort of a vehicle, and has the advantages of simple structure and low cost.

The technical scheme provided by the invention is described in detail according to the specific implementation mode by combining the attached drawings.

In a preferred embodiment of the present invention, in order to enable the first frame 2 and the second frame 3 of the armrest to stably rotate, two rocking bars 4 are provided, the two rocking bars 4 are arranged in parallel at intervals on two opposite sides of the second frame 3, and the two rocking bars 4 are arranged substantially symmetrically.

In order to enable the seat armrest to rotate between the armrest use position and the seat cushion use position, the seat armrest further comprises a driving device for driving the first frame 2 and the second frame 3 to rotate.

Preferably, the drive means drives the first frame 2 in rotation so that the second frame 3 and the rocker 4 follow the rotation.

In this embodiment, it is preferable that the driving device employs a pneumatic spring 5, a piston rod of the pneumatic spring 5 is connected to the first frame 2 to drive the first frame 2 to rotate, and a cylinder of the pneumatic spring 5 may be fixed to a fixed component of a vehicle. Specifically, the first frame 2 further includes side walls at opposite sides and a link 21 connecting the side walls, and the piston rod of the actuating spring 5 is connected to a substantially middle position of the link 21 to drive the first frame 2 to rotate.

Of course, it will be understood by those skilled in the art that the driving device may also use other mechanisms to drive the first frame 2 to rotate, such as air springs or manually rotating the first frame 2.

In order to lock the first frame 2 and the second frame 3 in the armrest use position and the seat cushion use position when the first frame 2 and the second frame are rotated to the positions, a locking mechanism for locking the first frame 2 and the second frame 3 in the armrest use position or the seat cushion use position and releasing the same is further provided on the seat armrest.

Preferably, as shown in fig. 2 and 3, the locking mechanism includes a first groove 41 and a second groove 42 provided on the rocker 4 and a pawl 6 rotatably provided on the armrest frame.

When the first frame 2 and the second frame 3 rotate to the seat cushion using position, the pawl 6 can rotate to be clamped in the first groove 41 to lock the first frame 2 and the second frame 3 at the seat cushion using position, and when the pawl 6 is disengaged from the first groove 41, the first frame 2 and the second frame 3 are unlocked to rotate to the armrest using position;

first skeleton 2 the second skeleton 3 rotates extremely when handrail position of use, pawl 6 rotates to block into in the second recess 42 can with first skeleton 2 with the locking of second skeleton 3 is in handrail position of use, and when pawl 6 deviates from when second recess 42 then first skeleton 2 and the unblock of second skeleton 3 are in order to rotate to cushion position of use.

Preferably, a pretension spring 7 is connected to the pawl 6, and the pretension spring 7 is configured to apply a pretension force to the pawl 6 to keep the pawl locked in the first recess 41 or the second recess 42. In the rotating process of the rocker 4, the pre-tightening spring 7 always applies pre-tightening force to the pawl 6, so that when the rocker 4 rotates to the seat cushion use position or the armrest use position, the first groove 41 or the second groove 42 of the rocker 4 rotates to the position corresponding to the pawl 6, and the pawl 6 can be clamped into the first groove 41 or the second groove 42 due to the pre-tightening force of the pre-tightening spring 7.

In order to unlock the armrest framework, the pawl 6 needs to be driven to rotate to be disengaged from the first groove 41 or the second groove 42. Preferably, a pulling member 8 for pulling the pawl 6 so that the pawl 6 is rotated out of the first recess 41 or the second recess 42 is connected to the pawl 6.

Specifically, as shown in fig. 2 and 3, the pulling member 8 includes a pulling wire 81 connected to the pawl 6 and a pulling portion 82 connected to an end of the pulling wire 81 remote from the pawl 6 for holding. The second framework 3 is provided with a first guide 10 and a second guide 11, the pull wire 81 passes through the first guide 10 and the second guide 11, and the two guide parts can guide the pulling of the pull wire 81.

When the seat armrest is locked in a seat cushion using state and the seat armrest is to be rotated to be used as an armrest, when a user can hold the pulling part 82 to pull the pull wire 81, the ratchet wheel 6 can rotate to be separated from the first groove 41, so that the pneumatic spring 5 drives the first framework 2 to rotate, in the rotating process of the rocker 4 along with the first framework 2, due to the fact that the pre-tightening spring 7 always exerts pre-tightening force on the pawl 6, when the seat armrest rotates to the armrest using state, the second groove 42 of the rocker 4 rotates to a position corresponding to the ratchet wheel 6, and the ratchet wheel 6 is clamped into the second groove 42 on the rocker 4 under the action of the pre-tightening spring 7.

Similarly, when the armrest is locked in the armrest use state and the armrest is to be rotated to be used as a seat cushion, the pulling member 8 is pulled to pull the pawl 6 out of the second groove 42 of the rocker 4, and when the armrest is rotated to the seat cushion use position, the pawl 6 is clamped into the first groove 41 of the rocker 4 to lock the armrest in the armrest use position.

Fig. 7 is a schematic view showing a state in which the armrest is locked at the seat cushion use position, fig. 8 is a schematic view showing a state in which the armrest is rotated, and fig. 9 and 10 are schematic views showing a state in which the armrest is locked at the armrest use position.

In addition, in the present embodiment, in order to facilitate the placement of a cup when the armrest is rotated to the armrest use position, the armrest further includes a cup holder 9, as shown in fig. 1 and 2, the cup holder 9 includes a first cup holder portion 91 provided on the first frame 2 and a second cup holder portion 92 provided on the second frame 3; wherein first cup support portion 91 and second cup support portion 92 set up respectively on first skeleton 2 and the side that third skeleton 3 is relative each other, like this first skeleton 2 with second skeleton 3 rotates extremely when handrail position of use, the side that sets up first cup support portion 91 of first skeleton 2 rotates to up and the side that is provided with second cup support portion 92 of second skeleton 3 rotates to up to first cup support portion 91 and second cup support portion 92 can be formed with the recess that holds that can hold the cup by amalgamation jointly, and it is very convenient to place the quilt like this.

In addition, the seat arm rest further includes a surface protection part disposed outside the arm rest frame, as shown in fig. 4 and 5, wherein the first surface protection part 12 is configured to be disposed on the first frame 2, and the second surface protection part 13 is configured to be disposed on the second frame 3, and the configuration thereof disposed on the first frame 2 and the second frame 3 is shown in fig. 6. The cup holder 9 is arranged in cooperation with a first facing element 12 and a second facing element 13.

According to another aspect of the invention, there is also provided a seat provided with a seat armrest as described above. The seat adopts the seat armrest, so that the space of the seat can be fully utilized, and the comfort of the seat is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A chair armrest, characterized in that the chair armrest comprises:

a frame (1);

the handrail framework comprises a first framework (2) hinged with the rack (1) and capable of rotating relative to the rack (1) and a second framework (3) hinged with the first framework (2) and capable of rotating relative to the first framework (2);

one end of the rocker (4) is hinged with the rack (1), and the other end of the rocker (4) is hinged with the second framework (3);

the first framework (2) and the second framework (3) can rotate to a cushion using position used as a cushion and can rotate to an armrest using position used as an armrest;

the cup stand (9) comprises a first cup stand part (91) arranged on the first framework (2) and a second cup stand part (92) arranged on the second framework (3);

when the first framework (2) and the second framework (3) rotate to the armrest using position, the first cup support part (91) and the second cup support part (92) are spliced together to form an accommodating concave part capable of accommodating a cup.

2. The chair armrest according to claim 1, wherein the rocking bars (4) are provided in two, and the two rocking bars (4) are arranged in parallel at intervals on opposite sides of the second framework (3).

3. The chair armrest according to claim 1, characterized in that the chair armrest further comprises a drive device for driving the first frame (2) and the second frame (3) in rotation.

4. A chair armrest according to claim 3, characterised in that the drive means comprise a pneumatic spring (5), the piston rod of the pneumatic spring (5) being connected to the first frame (2) for driving the first frame (2) in rotation.

5. The chair armrest according to claim 1, characterized in that the rocker (4) is provided with a first groove (41) and a second groove (42), and the armrest frame is rotatably provided with a pawl (6);

when the first framework (2) and the second framework (3) rotate to the use position of the seat cushion, the pawl (6) rotates to be clamped in the first groove (41) to lock the first framework (2) and the second framework (3) at the use position of the seat cushion, and the pawl (6) is unlocked when being separated from the first groove (41);

when first skeleton (2), second skeleton (3) rotate extremely when handrail position of use, pawl (6) rotate to block into in second recess (42) can with first skeleton (2) and second skeleton (3) locking is in handrail position of use and when pawl (6) deviate from unblock when second recess (42).

6. The seat armrest as claimed in claim 5, characterized in that a pretension spring (7) is connected to the pawl (6), the pretension spring (7) being arranged to exert a pretension on the pawl (6) which remains snapped into the first recess (41) or the second recess (42);

the pawl (6) is further connected with a pulling component (8) used for pulling the pawl (6) to enable the pawl (6) to rotate out of the first groove (41) or the second groove (42).

7. The seat armrest according to claim 6, characterized in that the pulling member (8) comprises a pulling wire (81) connected to the pawl (6) and a pulling portion (82) connected to an end of the pulling wire (81) remote from the pawl (6) for holding.

8. A seat, characterized in that the seat is provided with a seat armrest according to any one of claims 1-7.

9. A vehicle characterized in that a rear seat of the vehicle employs the seat according to claim 8.