CN216994023U

CN216994023U - Rotary armrest of passenger car seat

Info

Publication number: CN216994023U
Application number: CN202123289041.1U
Authority: CN
Inventors: 杨敏
Original assignee: Changzhou Kailing Automobile Fittings Co ltd
Current assignee: Changzhou Kailing Automobile Fittings Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-19
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of automobile parts, in particular to a passenger car seat rotary armrest which comprises a supporting framework, an outer wrapping edge wrapped outside the supporting framework and a driving part used for adjusting the rotation angle of the supporting framework, wherein the driving part comprises a driving arm, a limiting rotor and a mounting seat, the bottom of the supporting framework is provided with a mounting cavity, one end of the driving arm extends into the supporting framework and is fixedly connected with the supporting framework, the other end of the driving arm extends into the mounting cavity and is rotatably connected with the mounting seat through a first rotating shaft, the limiting rotor is rotatably arranged on one side, below the driving arm, of the mounting seat through a second rotating shaft and is used for limiting and fixing the driving arm, a guiding part used for guiding and limiting the driving arm to rotate around the first rotating shaft is arranged between the driving arm and the mounting seat, the structure is simple, convenient to use, and firm reliable satisfies the requirement of vehicle lightweight.

Description

Rotary armrest of passenger car seat

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a rotary armrest of a passenger car seat.

Background

At present, traffic transportation in China is developed more and more, and accidents of automobiles are more and more, so that the situation that handrails are additionally arranged in seat passages of small-sized roads and buses is required in China to protect the safety of passengers during riding. And its angle can generally be adjusted as required to current handrail, conveniently accomodate or hide it.

The general structure of current passenger train seat handrail is comparatively complicated, and inside driver part generally is made for non-metallic material, and intensity is lower, assembles insecure stability, and life is shorter.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotary armrest of a passenger car seat, which solves the problems of complex structure and low strength in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: passenger train seat rotary armrest, including supporting framework, parcel supporting framework outside bordure and be used for adjusting supporting framework rotation angle's drive division, drive division includes actuating arm, spacing rotor and mount pad, supporting framework's bottom is provided with the installation cavity, the mount pad sets up in the inside of installation cavity and can take place relative rotation with the installation cavity, the one end of actuating arm extend to supporting framework's inside and with supporting framework fixed connection, and the other end of actuating arm extends to the inside of installation cavity and rotate through first pivot and mount pad and be connected, spacing rotor rotates through the second pivot and sets up one side in the mount pad below the actuating arm for the spacing of actuating arm is fixed, be provided with between actuating arm and the mount pad and be used for leading spacing guide portion to the actuating arm round first pivot rotation.

Preferably, the driving part is made of metal.

Preferably, the support framework is of a hollow structure, and reinforcing ribs are arranged inside the support framework.

Preferably, the two opposite ends of the outer edge of the limiting rotor are symmetrically provided with a first clamping groove and a second clamping groove, and the two ends of the first clamping groove and the two ends of the second clamping groove are respectively connected through a first smooth section and a second smooth section.

Preferably, the two sides of the driving arm near one end of the limiting rotor are respectively provided with a second limiting lug and a first limiting lug which are limited and fixed with the first clamping groove and the second clamping groove, and the driving arm between the second limiting lug and the first limiting lug is sunken towards one side near the first rotating shaft to form a yielding chute.

Preferably, the guide portion includes a fan-shaped sliding groove disposed on the driving arm and penetrating through the driving arm with the first rotating shaft as a circle center, and a positioning column fixed on the mounting seat, and the positioning column forms a sliding structure inside the fan-shaped sliding groove.

Preferably, the angular arc range of the fan-shaped sliding groove is 70-80 degrees.

Compared with the prior art, the utility model has the beneficial effects that: the rotary armrest of the passenger car seat

Through setting up actuating arm, spacing rotor and guide part, the actuating arm drives and supports the skeleton rotatory, and spacing rotor carries on spacingly to it, and the convenience is hidden it and is accomodate, simple structure, and stability is high, and convenient to use, is the metal material through each part with its drive division, and intensity is high, long service life.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a front view of the driving arm of the present invention;

FIG. 3 is a schematic view of a front view of a position limiting rotor according to the present invention;

FIG. 4 is a schematic diagram of a hidden state A structure according to the present invention;

FIG. 5 is a schematic structural diagram of a working state B of the present invention;

FIG. 6 is a schematic view of the extreme state C of the present invention;

FIG. 7 is a schematic structural diagram of extreme state D of the present invention.

In the figure: 1. a support framework; 101. a mounting cavity; 2. a drive section; 201. a drive arm; 2011. a first limit bump; 2012. a second limit bump; 2013. a yielding chute; 202. a limiting rotor; 2021. a first card slot; 2022. a second card slot; 2023. a first smooth section; 2024. a second smooth segment; 203. a mounting base; 204. a guide portion; 2041. a fan-shaped chute; 2042. a positioning column; 205. a first rotating shaft; 206. a second rotating shaft; 3. and (5) outer wrapping.

Detailed Description

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

In the description of the present invention, it is to be noted that the terms "first", "second", and the like are used for descriptive purposes only, not specifically for describing a sequential or chronological sense, but also for limiting the present invention, and are used only for distinguishing components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicitly indicating the number of technical features indicated, so that the features defined as "first", "second", and the like may explicitly or implicitly include at least one such feature. To the extent that the term "includes" and any variations thereof are used in either the detailed description or the claims, as well as the above-described drawings, this is intended to be inclusive in a manner consistent with the term "comprising" as used herein.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixed connections and removable connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. In addition, in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown: the passenger car seat rotating handrail comprises a supporting framework 1, an outer wrapping edge 3 wrapping the outside of the supporting framework 1 and a driving part 2 used for adjusting the rotating angle of the supporting framework 1, wherein the supporting framework 1 is of a hollow structure, reinforcing ribs are arranged inside the supporting framework 1, and the reinforcing ribs are arranged along the length direction of the supporting framework 1, so that the strength of the handrail is improved, and the requirement of vehicle light weight is met;

the driving part 2 comprises a driving arm 201, a limiting rotor 202 and a mounting seat 203, the bottom of the supporting framework 1 is provided with a mounting cavity 101, the mounting cavity 101 is communicated with the inside of the supporting framework 1, the mounting seat 203 is arranged inside the mounting cavity 101 and can rotate relative to the mounting cavity 101, during assembly, the mounting seat 203 is fixedly connected with a seat, one end of the driving arm 201 extends into the supporting framework 1 and is fixedly connected with the supporting framework 1, the other end of the driving arm 201 extends into the inside of the mounting cavity 101 and is rotatably connected with the mounting seat 203 through a first rotating shaft 205, the limiting rotor 202 is rotatably arranged at one side, below the driving arm 201, of the mounting seat 203 through a second rotating shaft 206, during operation, the limiting rotor 202 rotates clockwise around a second rotating shaft 206 and is used for limiting and fixing the driving arm 201, two opposite ends of the outer edge of the limiting rotor 202 are symmetrically provided with a first clamping groove 2021 and a second clamping groove 2022, two ends of the first clamping groove 2021 and the second clamping groove 2022 are respectively connected through a first smooth section 2023 and a second smooth section 2024, and the first smooth section 2023 and the second smooth section 2024 are symmetrically connected to two sides of the second rotating shaft 206;

a second limiting bump 2012 and a first limiting bump 2011 which are limited and fixed with the first clamping groove 2021 and the second clamping groove 2022 are respectively arranged on two sides of one end of the driving arm 201 close to the limiting rotor 202, and the driving arm 201 between the second limiting bump 2012 and the first limiting bump 2011 is sunken towards one side close to the first rotating shaft 205 to form a yielding chute 2013;

a guide part 204 for guiding and limiting the rotation of the driving arm 201 around the first rotating shaft 205 is arranged between the driving arm 201 and the mounting seat 203, the guide part 204 comprises a fan-shaped sliding groove 2041 which is arranged on the driving arm 201 and is arranged by penetrating through the first rotating shaft 205 as a circle center, and a positioning column 2042 which is fixed on the mounting seat 203, the positioning column 2042 forms a sliding structure in the fan-shaped sliding groove 2041, the angular arc range of the fan-shaped sliding groove 2041 is 70-80 degrees, and the positioning column 2042 slides in the fan-shaped sliding groove 2041 to play a role in guiding and limiting;

the driving part 2 is made of metal, and has high strength and long service life.

The working principle is as follows: when the handrail is in work, the handrail is rotated from a hidden state A to a working state B, the support framework 1 is rotated clockwise, the driving arm 201 is rotated from the hidden state A to a limit state C, namely, the positioning column 2042 slides from the rightmost end to the leftmost end of the fan-shaped sliding groove 2041, the bottom end of the second limit bump 2012 is abutted to the first smooth section 2023, the limit rotor 202 rotates clockwise, the first limit bump 2011 is inserted into the second clamping groove 2022, the support framework 1 is rotated anticlockwise, the driving arm 201 is rotated from the limit state C to the working state B, namely, the driving arm 201 drives the limit rotor 202 to rotate clockwise, the second limit bump 2012 is inserted into the first clamping groove 2021 to complete the limit fixation of the handrail, and the upper half section of the support framework 1 is in a horizontal state at the moment, so that the handrail is convenient for a user to use;

when the handrail is rotated from the working state B to the hidden state, the support framework 1 needs to be rotated clockwise first, the driving arm 201 is rotated from the working state B to the limit state D, the positioning column 2042 is rotated to the leftmost end of the fan-shaped chute 2041, the first limit bump 2011 abuts against the first smooth section 2023 to drive the limit rotor 202 to rotate clockwise, the first clamping groove 2021 is rotated to the inside of the abdicating chute 2013, then the support framework 1 is rotated counterclockwise, the second limit bump 2012 is rotated from the limit state D to the hidden state a, the positioning column 2042 is rotated to the rightmost end of the fan-shaped chute 2041, the limit rotor 202 rotates clockwise, and the second limit bump 2012 abuts against the second smooth section 2024.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Passenger train seat rotary armrest, including supporting frame (1), parcel outside supporting frame (1) bordure (3) and be used for adjusting supporting frame (1) rotation angle's drive division (2), its characterized in that: the driving part (2) comprises a driving arm (201), a limiting rotor (202) and a mounting seat (203), the bottom of the supporting framework (1) is provided with a mounting cavity (101), the mounting seat (203) is arranged in the mounting cavity (101) and can rotate relative to the mounting cavity (101), one end of the driving arm (201) extends into the supporting framework (1) and is fixedly connected with the supporting framework (1), the other end of the driving arm (201) extends to the inside of the mounting cavity (101) and is rotationally connected with the mounting seat (203) through a first rotating shaft (205), the limit rotor (202) is rotationally arranged on one side of the mounting seat (203) below the driving arm (201) through a second rotating shaft (206), the limiting and fixing device is used for limiting and fixing the driving arm (201), and a guide part (204) used for guiding and limiting the rotation of the driving arm (201) around a first rotating shaft (205) is arranged between the driving arm (201) and the mounting seat (203).

2. The passenger car seat swivel armrest of claim 1, wherein: the driving part (2) is made of metal.

3. The passenger vehicle seat swivel armrest of claim 1, wherein: the supporting framework (1) is of a hollow structure, and reinforcing ribs are arranged inside the supporting framework (1).

4. The passenger car seat swivel armrest of claim 1, wherein: the two opposite ends of the outer edge of the limiting rotor (202) are symmetrically provided with a first clamping groove (2021) and a second clamping groove (2022), and the two ends of the first clamping groove (2021) and the second clamping groove (2022) are connected through a first smooth section (2023) and a second smooth section (2024) respectively.

5. The passenger vehicle seat swivel armrest of claim 4, wherein: two sides of one end, close to the limiting rotor (202), of the driving arm (201) are respectively provided with a second limiting lug (2012) and a first limiting lug (2011) which are limited and fixed with the first clamping groove (2021) and the second clamping groove (2022), and the driving arm (201) between the second limiting lug (2012) and the first limiting lug (2011) is sunken towards one side close to the first rotating shaft (205) to form a yielding chute (2013).

6. The passenger vehicle seat swivel armrest of claim 1, wherein: the guide portion (204) comprises a fan-shaped sliding groove (2041) which is arranged on the driving arm (201) and is arranged in a penetrating mode by taking the first rotating shaft (205) as a circle center, and a positioning column (2042) which is fixed on the mounting seat (203), wherein the positioning column (2042) forms a sliding structure inside the fan-shaped sliding groove (2041).

7. The passenger vehicle seat swivel armrest of claim 6, wherein: the angular arc range of the fan-shaped sliding chute (2041) is 70-80 degrees.