CN219727960U - Automobile rear row armrest - Google Patents

Abstract

The utility model provides an automobile rear armrest, which comprises an armrest body rotationally connected to an automobile rear seat backrest, wherein the inner walls of the left side and the right side of an armrest body accommodating cavity are respectively provided with a vertically extending chute, and the left side and the right side of the lower end of the armrest body are respectively provided with a rotating shaft rotationally connected to the two chutes and capable of vertically sliding in the chute; the telescopic rod positioned below the armrest body is arranged in the seat backrest, the upper end of the telescopic rod can be abutted with the armrest body and does not obstruct the rotation of the armrest body, and the spring which is vertically arranged and used for pushing down or pulling down the rotating shaft is arranged in each sliding groove. The telescopic rod and the spring cooperate to ensure the flexible lifting of the armrest body; the telescopic rod controls the lifting of the armrest body, so that the stepless lifting can be realized, and the experience is improved; compared with the prior art, the automobile rear-row armrest is arranged on the back-row seat backrest, and children can jump on the seat without influencing the service life of the armrest device.

Description

Automobile rear row armrest

Technical Field

The utility model belongs to the field of automobile back seats, and particularly relates to an automobile back armrest.

Background

In order to improve the comfort of the rear passengers of the automobile, the middle part of the rear seat of the middle-high-grade automobile is generally provided with an armrest, and the armrest is usually hinged at the middle part of the backrest of the rear seat and is unfolded from a storage position to an extension position for the passengers to use. When the armrests are folded, the armrests are integrated with the back row seat back to form a flush plane, so that normal abutting and comfortableness of passengers are not affected. However, the requirements for the height of the armrest are generally different for passengers of different heights or different body shapes, or for passengers of different sitting postures, or for passengers of different requirements for the comfort of the armrest.

CN201210265088.0 discloses a car rear seat armrest apparatus which can be lifted to a predetermined height when in use and retracted flush with the rear seat when not in use. The above-mentioned published patent has the following technical problems: 1) The armrest device is arranged in the middle of the back row seat, the armrest device is integrated with the back row seat when retracted, when a back row passenger has a good child, the child can jump on the back row seat, the child can jump to the armrest device, and the armrest device can be insensitive to lifting or can be in lifting fault for a long time, so that the service life of the armrest device is influenced; 2) Through setting up a series of draw-in grooves, through with spacing part card in the draw-in groove of not co-altitude, fix the handrail body in different high departments, it has set up a plurality of high grades promptly, consequently can not realize stepless height-adjusting, experience is felt slightly worse.

Disclosure of Invention

The utility model aims to solve the technical problems in the prior art, and aims to provide an automobile rear-row handrail.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the automobile rear armrest comprises an armrest body, wherein the lower end of the armrest body can be rotatably connected to the back of the automobile rear seat, and the armrest body can be folded in the accommodating cavity of the back of the seat to form a whole with the back of the seat or can be separated from the accommodating cavity and unfolded to a horizontal plane for the elbows of passengers to depend on; the inner walls of the left side and the right side of the accommodating cavity are respectively provided with a sliding groove which extends vertically, and the left side and the right side of the lower end of the handrail body are respectively provided with a rotating shaft which is connected in the two sliding grooves in a rotating way and can slide vertically in the sliding grooves; the telescopic rod positioned below the armrest body is arranged in the seat backrest, the upper end of the telescopic rod can be abutted with the armrest body and does not obstruct the rotation of the armrest body, and the spring which is vertically arranged and used for pushing down or pulling down the rotating shaft is arranged in each sliding groove.

In the technical scheme, the telescopic rod is used for lifting the armrest body and generating upward supporting force on the armrest body, the spring generates downward pressing force on the armrest body and acts as power for pushing the armrest body to move downwards, and the telescopic rod and the spring cooperate to ensure that the armrest body is flexibly lifted; and the lifting of the armrest body is controlled by the telescopic rod, so that the stepless lifting can be realized, and the experience is improved. In addition, compared with the prior art that the armrests are arranged on the seats, the automobile rear-row armrests are arranged on the back-row seat backrest, and children can not influence the service life of the armrests when jumping on the seats.

In a preferred embodiment of the utility model, the spring is located on the rear side of the telescopic rod.

In the above technical scheme, compare the spring and align at vertical direction with the telescopic link, establish the spring in the rear side of telescopic link, when the handrail body expands to the horizontality, the spring exerts a downforce or pulling down at telescopic link rear side to improve the support of handrail body to human elbow.

In a preferred embodiment of the utility model, the telescopic rod is an electric cylinder or an air cylinder.

In a preferred embodiment of the utility model, the spring is a compression spring arranged above the armrest body or a tension spring arranged below the armrest body.

In a preferred embodiment of the utility model, one end of the spring far away from the rotating shaft is fixedly connected with the chute wall, and one end of the spring close to the rotating shaft is fixedly connected with an arc-shaped block matched with the shape of the rotating shaft.

In the technical scheme, the arc-shaped block is arranged between the spring and the rotating shaft, and when the rotating shaft rotates, the rotating shaft slides relative to the bottom of the sliding groove and the arc-shaped block, so that the rotating shaft rotates more smoothly.

In another preferred embodiment of the utility model, a guide groove is arranged in the seat backrest, the guide groove comprises a clamping groove which is vertically arranged and a backward concave arc-shaped groove which is communicated with the lower end of the clamping groove, a connecting rod is fixedly connected to the armrest body or the rotating shaft, a clamping block which can be clamped into the guide groove and slide in the guide groove is fixedly connected to the connecting rod, and when the armrest body is folded in the accommodating cavity of the seat backrest, the center of the arc-shaped groove is intersected with the center line of the rotating shaft.

In the above technical scheme, through setting up fixture block and guide way, when the handrail body level was expanded, a pulling force was applyed to the fixture block at handrail body rear side for the handrail body is more stable to the support of people's elbow.

In another preferred embodiment of the utility model, one guide groove is respectively arranged on the left and right sides of the armrest body in the seat backrest, the rear side wall of the accommodating cavity is provided with two open grooves which are arranged corresponding to and communicated with the two guide grooves, the left connecting rod passes through the left open groove, the clamping block connected with the left connecting rod is transversely clamped into the left guide groove, and the right connecting rod passes through the right open groove and the clamping block connected with the right connecting rod is transversely clamped into the right guide groove.

In another preferred embodiment of the present utility model, a guide groove is provided in a middle portion of the seat back located at the rear side of the armrest body, an opening groove communicating with the guide groove for the link to pass through is provided in a middle portion of the rear side wall of the accommodation chamber, and the clip block has a left insertion portion extending along the left side of the link and a right insertion portion extending along the right side of the link, the left insertion portion being laterally inserted into the left portion of the guide groove, and the right insertion portion being laterally inserted into the right portion of the guide groove.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic view showing a structure of an automobile rear armrest in an unfolded state.

Fig. 2 is a schematic cross-sectional view A-A of fig. 1 (taken longitudinally through the open slot) with the armrest body at a minimum height.

Fig. 3 is a schematic view of adjusting the height of the armrest body.

Fig. 4 is a schematic view of the armrest body in a collapsed state.

Reference numerals in the drawings of the specification include: the seat back 10, the accommodating cavity 11, the sliding chute 12, the guide groove 13, the clamping groove 131, the arc-shaped groove 132, the open groove 14, the armrest body 20, the rotating shaft 21, the connecting rod 22, the clamping block 23, the telescopic rod 30, the spring 40 and the arc-shaped block 41.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "vertical," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.

The present utility model provides a rear armrest for an automobile, which comprises an armrest body 20 having a lower end rotatably coupled to a rear seat back 10 of the automobile, as shown in fig. 1 to 4, wherein the armrest body 20 can be folded in a receiving cavity 11 of the seat back 10 by rotating the armrest body 20, formed integrally with the seat back 10, or separated from the receiving cavity 11 and unfolded to a horizontal plane for leaning on the elbows of passengers.

In a preferred embodiment, the left and right inner walls of the receiving chamber 11 of the seat back 10 are provided with vertically extending sliding grooves 12, and the sliding grooves 12 are rectangular grooves. The left and right sides of the lower end of the armrest body 20 (the lower end of the armrest body 20 in the folded state shown in fig. 4) are fixedly connected with rotating shafts 21 which are respectively connected in the two sliding grooves 12 in a rotating way and can vertically slide in the sliding grooves 12, and the two rotating shafts 21 on the left and right sides of the armrest body 20 are collinear. The seat back 10 is internally provided with a telescopic rod 30 positioned below the armrest body 20, the upper end of the telescopic rod 30 can be abutted against the armrest body 20 and does not obstruct the rotation of the armrest body 20, the telescopic rod 30 comprises but is not limited to an electric cylinder or an air cylinder, the telescopic rod 30 can be telescopic in multiple stages, and the telescopic rod 30 is controlled by remote control or an operation button for controlling the telescopic rod 30 to work is arranged at the top of the armrest body 20. A vertically disposed spring 40 for depressing or pulling down the rotation shaft 21 is installed in each chute 12, and preferably the spring 40 is located at the rear side of the telescopic link 30.

With such a technical solution, as shown in fig. 4, in a normal state, the armrest body 20 is folded in the accommodating cavity 11 of the seat back 10, and the armrest body 20 is fixed in the accommodating cavity 11 of the seat back 10 in a manner of the prior art, for example, the upper end of the armrest body 20 is clamped and fixed with the seat back 10 or fixed by magnetic attraction. When a passenger needs to support his elbow using the armrest body 20, the armrest body 20 is turned outwards to unfold the armrest body 20 to be in a horizontal state as shown in fig. 2, the armrest body 20 is at a lowest height at this time, and then the passenger adjusts the height of the armrest body 20 according to his own needs, specifically, the telescopic rod 30 is operated to extend, the telescopic rod 30 overcomes the elasticity of the spring 40 to move the armrest body 20 upwards to a proper height, and at this time, the rotating shaft 21 slides upwards in the chute 12. When the height of the armrest body 20 needs to be lowered, the telescopic rod 30 is shortened, the armrest body 20 moves downwards under the dead weight or under the action of the spring 40, and at the moment, the rotating shaft 21 slides downwards in the chute 12.

In the utility model, the spring 40 is a compression spring arranged above the armrest body 20, the upper end of the spring 40 far away from the rotating shaft 21 is fixedly connected with the top wall of the chute 12, the lower end of the spring 40 close to the rotating shaft 21 is fixedly connected with the arc-shaped block 41 matched with the appearance of the rotating shaft 21, the arc-shaped block 41 can also vertically slide in the chute 12, and under the action of the spring 40, the arc-shaped block 41 is always abutted with the rotating shaft 21, so that when the rotating shaft 21 rotates, the rotating shaft 21 slides relative to the bottom of the chute 12 and the arc-shaped block 41, and the rotating shaft 21 rotates more smoothly.

It should be noted that, the spring 40 may be a tension spring disposed below the armrest body 20, and at this time, the lower end of the tension spring is fixedly connected to the bottom wall of the chute 12, and the upper end of the tension spring is fixedly connected to the arc-shaped block 41.

As shown in fig. 2 to 4, in another preferred embodiment, a guide groove 13 is provided in the seat back 10, and the guide groove 13 includes a vertically disposed clamping groove 131 and a rearward recessed arc groove 132 communicating with the lower end of the clamping groove 131, and the junction of the clamping groove 131 and the arc groove 132 is smoothly transited. A connecting rod 22 is fixedly connected to the armrest body 20 or the rotating shaft 21, and a clamping block 23 which can be clamped into the guide groove 13 and slide in the guide groove 13 is fixedly connected to the connecting rod 22. Preferably, as shown in fig. 4, when the armrest body 20 is in a folded state, the connecting rod 22 is fixedly connected with the rear side of the lower end of the armrest body 20, the connecting rod 22 is vertically arranged, and the clamping block 23 is positioned below the armrest body 20; as shown in fig. 2 and 3, when the armrest body 20 is in the unfolded state, the link 22 is disposed laterally, and the latch 23 is located at the rear side of the armrest body 20.

As shown in fig. 4, when the armrest body 20 is folded in the accommodation chamber 11 of the seat back 10, the center of the arc-shaped groove 132 intersects with the center line of the rotation shaft 21, whereby the latch 23 can slide in the arc-shaped groove 132 about the center line of the rotation shaft 21 when the armrest body 20 is rotated to unfold or fold the armrest body 20. As shown in fig. 2, when the armrest body 20 is unfolded and at the lowest height, the clamping block 23 is positioned at the intersection of the arc-shaped groove 132 and the clamping groove 131; the clip 23 vertically slides in the clip groove 131 when the height of the armrest body 20 is adjusted.

In this embodiment, by providing the clamping block 23 and the guide groove 13, when the armrest body 20 is unfolded to be in a horizontal state, the clamping block 23 applies a pulling force on the rear side of the armrest body 20, so that the armrest body 20 supports the elbow of the human body more stably.

Specifically, as shown in fig. 1 and 2, one guide groove 13 is provided on each of the left and right sides of the armrest body 20 in the seat back 10, the rear side wall of the accommodating chamber 11 has two open grooves 14 provided in correspondence with and communicating with the two guide grooves 13, the left link 22 is passed through the left open groove 14, the latch block 23 connected thereto is laterally latched into the left guide groove 13, and the right link 22 is passed through the right open groove 14, the latch block 23 connected thereto is laterally latched into the right guide groove 13.

Example two

The structural principle of this embodiment is basically the same as that of the first embodiment, except that the guide grooves 13 and the clamping blocks 23 are provided at different positions, in this embodiment, the number of the guide grooves 13 is one, the guide grooves 13 are located in the middle of the rear side of the armrest body 20 in the seat back 10, the middle of the rear side wall of the accommodating cavity 11 is provided with an opening groove 14 which is communicated with the guide grooves 13 and is used for the connecting rod 22 to pass through, and the cross sections of the guide grooves 13 and the opening groove 14 are in a T shape. The latch 23 has a left insertion portion extending along the left side of the link 22 and a right insertion portion extending along the right side of the link 22, the left insertion portion being laterally inserted into the left portion of the guide groove 13, and the right insertion portion being laterally inserted into the right portion of the guide groove 13.

In the description of the present specification, reference to the terms "preferred implementation," "one embodiment," "some embodiments," "example," "a particular example" or "some examples" and the like 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. The automobile rear armrest comprises an armrest body, wherein the lower end of the armrest body can be rotatably connected to the back seat of the automobile rear armrest, and the armrest body can be folded in the accommodating cavity of the back seat to form a whole with the back seat or can be separated from the accommodating cavity and unfolded to a horizontal plane for the elbows of passengers to depend on; the handrail is characterized in that sliding grooves extending vertically are formed in the inner walls of the left side and the right side of the accommodating cavity, and rotating shafts which are respectively connected in the two sliding grooves in a rotating manner and can slide vertically in the sliding grooves are formed in the left side and the right side of the lower end of the handrail body;

install in the seat back and lie in the telescopic link of handrail body below, the upper end of telescopic link can with handrail body butt and do not hinder the rotation of handrail body, every all install in the spout vertical setting be used for pushing down or pull down the spring of pivot.

2. The automobile rear armrest according to claim 1, wherein the spring is located on a rear side of the telescoping rod.

3. The automobile rear armrest according to claim 1, wherein the telescopic rod is an electric cylinder or an air cylinder.

4. The automobile rear armrest according to claim 1, wherein the spring is a compression spring provided above the armrest body or a tension spring provided below the armrest body.

5. The automobile rear armrest according to claim 1, wherein one end of the spring far away from the rotating shaft is fixedly connected with the chute wall, and one end of the spring close to the rotating shaft is fixedly connected with an arc-shaped block matched with the shape of the rotating shaft.

6. The automobile rear armrest according to any one of claims 1-5, wherein a guide groove is provided in the seat back, the guide groove comprises a vertically arranged clamping groove and a backward concave arc-shaped groove communicated with the lower end of the clamping groove, a connecting rod is fixedly connected to the armrest body or the rotating shaft, a clamping block capable of being clamped into the guide groove and sliding in the guide groove is fixedly connected to the connecting rod, and when the armrest body is folded in the accommodating cavity of the seat back, the center of the arc-shaped groove intersects with the center line of the rotating shaft.

7. The automobile rear armrest according to claim 6, wherein the left and right armrest bodies in the seat back are provided with one guide groove, the rear side wall of the accommodating chamber is provided with two open grooves which are arranged corresponding to and communicated with the two guide grooves, the left connecting rod passes through the left open groove, the clamping block connected with the left connecting rod is transversely clamped into the left guide groove, and the right connecting rod passes through the right open groove and the clamping block connected with the right connecting rod is transversely clamped into the right guide groove.

8. The automobile rear armrest according to claim 6, wherein the guide groove is provided in a middle portion of the seatback at a rear side of the armrest body, an opening groove communicating with the guide groove for the link to pass through is provided in a middle portion of a rear side wall of the accommodation chamber, the clip block has a left insertion portion extending along a left side of the link and a right insertion portion extending along a right side of the link, the left insertion portion is laterally inserted into a left portion of the guide groove, and the right insertion portion is laterally inserted into a right portion of the guide groove.