CN214929188U

CN214929188U - Car seat handrail with higher structural strength

Info

Publication number: CN214929188U
Application number: CN202120870200.8U
Authority: CN
Inventors: 杨涛; 范逸飞
Original assignee: Shanghai Howin Auto Parts Co ltd
Current assignee: Shanghai Howin Auto Parts Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-30
Anticipated expiration: 2031-04-25

Abstract

The application relates to an automobile seat armrest with higher structural strength, which comprises a shell, wherein a rotating shaft is arranged on one side of the length direction of the shell, the axis direction of the rotating shaft is parallel to the width direction of the shell, a supporting framework is arranged in the shell, the steel pipe is positioned on one side of the width direction of the shell, a mounting plate is arranged on one side of the axis direction of the steel pipe, which is close to the rotating shaft, the thickness direction of the mounting plate is parallel to the axis direction of the steel pipe, the steel pipe penetrates through the mounting plate along the axis direction of the steel pipe, a fixing part is arranged on the inner side of the steel pipe, which extends out of the steel pipe along one side of the axis direction of the steel pipe, and is fixedly connected with the mounting plate, the fixing part is in interference fit with the inner side wall of the steel pipe, a fixing plate is arranged on one side of the radial direction of the steel pipe, the length direction of the fixing plate is parallel to the thickness direction of the mounting plate, and the rotating shaft penetrates through the fixing plate along the axis direction of the axis of the rotating shaft, and is fixedly connected with the fixed plate. This application has the effect that improves handrail inner structure intensity.

Description

Car seat handrail with higher structural strength

Technical Field

The application relates to the technical field of automobile seats, in particular to an automobile seat armrest with high structural strength.

Background

Currently, the current practice is. With the development of the living standard of people, the comfort level of the automobile is also an important index when purchasing the automobile, so that the automobile body accessory structure not only needs to have functional characteristics, but also accords with humanized design. The rear seats of a motor vehicle generally comprise two complete seats, between which a connecting backrest is arranged, which can be opened and formed with armrests in order to increase the comfort of the rear seat.

Among the correlation technique, an automobile backseat handrail, including the casing, one side of casing length direction is provided with the pivot, and pivot axis direction is parallel with casing width direction, is provided with the skeleton in the casing, has the stationary blade through the bolt fastening on the skeleton, stationary blade and pivot fixed connection. In actual use, people rotate the rotating shaft around the axis direction of the rotating shaft, so that the handrails of the vertically arranged automobile backseat are horizontally arranged, and passengers on the backseat can conveniently hold the handrails when taking the automobile.

In the related art, the frame is fixedly connected to the fixing piece by a bolt, and the bolt penetrates through the fixing piece and the frame along the axis direction of the bolt. When the pressure received by the end of the handrail, which is far away from the rotating shaft, is large, the inventor thinks that the structural strength of the connection between the framework and the rotating shaft, which are provided with the bolts in a penetrating way, is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the joint strength between skeleton and the pivot, this application provides an automobile seat handrail with higher structural strength.

The application provides a car seat handrail with higher structural strength adopts following technical scheme:

a car seat armrest with high structural strength comprises a shell, a rotating shaft is arranged on one side of the length direction of the shell, the axis direction of the rotating shaft is parallel to the width direction of the shell, a supporting framework is arranged in the shell and comprises a steel pipe, the steel pipe is positioned on one side of the width direction of the shell, a mounting plate is arranged on one side, close to the rotating shaft, of the axis direction of the steel pipe, the thickness direction of the mounting plate is parallel to the axis direction of the steel pipe, the steel pipe penetrates through the mounting plate along the axis direction of the steel pipe, a fixing part is arranged on the inner side of the steel pipe, extends out of the steel pipe along one side, close to the rotating shaft, of the axis direction of the steel pipe and is fixedly connected with the mounting plate, the fixing part is in interference fit with the inner side wall of the steel pipe, a fixing plate is arranged on one side, along the radial direction of the steel pipe, the length direction of the fixing plate is parallel to the thickness direction of the mounting plate, the rotating shaft penetrates through the fixing plate along the axis direction of the rotating shaft and is fixedly connected with the fixing plate.

By adopting the technical scheme, in the installation operation, a worker bends the steel pipe to form the supporting framework, the installation plate is sleeved at one end of the steel pipe, the rotating shaft penetrates through the fixing plate along the axis direction of the rotating shaft, and the rotating shaft is fixedly connected with the fixing plate. The steel pipe and the mounting plate are fixedly connected through the fixing piece, and the shell is fixed on the outer side of the supporting framework. Through this kind of mode, help improving the structural strength who is connected between support skeleton and the pivot to help reducing the casing atress great, lead to the condition emergence of handrail damage.

Preferably, the mounting includes the lid, the lid is located the steel pipe outside, one side of lid axis direction is provided with the embedded groove, the embedded groove is close to a steel pipe side direction along the lid axis direction and deviates from steel pipe one side and wears to establish the lid, the cooperation is established with the embedded groove embedding to the steel pipe lateral wall, the lid is close to one side and the mounting panel fixed connection of steel pipe along its self axis direction.

Through adopting above-mentioned technical scheme, the staff establishes steel pipe and embedded groove with the inlaying fixedly, fixes lid and mounting panel to help improving the joint strength of steel pipe and mounting, thereby help further improving the structural strength who is connected between skeleton and the pivot.

Preferably, one side integrated into one piece that lid axis direction is close to the steel pipe has the butt piece, butt piece and the coaxial setting of steel pipe, be provided with on the butt piece and dodge the groove, dodge the groove and run through the butt piece along butt piece axis direction, still be provided with the shrink groove on the butt piece, the shrink groove runs through the butt piece along the arbitrary radial direction of butt piece.

Through adopting above-mentioned technical scheme, dodge the groove and help making the butt piece produce slight deformation with the shrink groove to make the butt piece lateral wall support tightly on the steel pipe inside wall, help further improving the structural strength between mounting and the steel pipe.

Preferably, the shell is provided with a positioning shaft, the axis direction of the positioning shaft is parallel to the axis direction of the rotating shaft, the positioning shaft is located on one side of the rotating shaft, which deviates from the steel pipe along the axis direction of the steel pipe, and the positioning shaft penetrates through the fixing plate along the axis direction of the positioning shaft and is fixedly connected with the mounting plate.

Through adopting above-mentioned technical scheme, the cooperation of the automobile body skeleton joint of location axle and car conveniently fixes a position the handrail, reduces the too big condition of handrail turned angle and takes place.

Preferably, the two sides of the steel pipe in the width direction of the shell are respectively provided with one steel pipe, a connecting pipe is connected between the two steel pipes in a forming mode, and the axis direction of the connecting pipe is parallel to the width direction of the shell.

Through adopting above-mentioned technical scheme, two steel pipes are respectively through mounting and pivot fixed connection, and two steel pipes of connecting pipe fixed connection help further improving the inside structural strength of handrail.

Preferably, one side of the fixed plate in the width direction is provided with a reinforcing rib, the two sides of the reinforcing rib in the width direction of the fixed plate are respectively provided with one reinforcing rib, and the reinforcing ribs are fixedly connected with the mounting plate and the fixed plate.

Through adopting above-mentioned technical scheme, the strengthening rib helps improving the structural strength between mounting panel and the fixed plate, reduces the possibility that mounting panel and fixed plate damaged.

Preferably, a solid filler is disposed in the housing.

Through adopting above-mentioned technical scheme, the solid filler helps further improving the inside structural strength of handrail, reduces the casing atress and too big the possibility that leads to taking place rigid deformation.

Preferably, the butt joint piece is provided with the chamfer along its one side that self axis direction deviates from the lid.

Through adopting above-mentioned technical scheme, the chamfer makes things convenient for the staff at the in-process of installation operation, supports tight interference fit's butt piece lateral wall and steel pipe inside wall, helps reducing the installation degree of difficulty, improves the installation effectiveness.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by means of the mounting plate, the fixing plate and the fixing piece, the structural strength of connection between the supporting framework and the rotating shaft is improved, and the structural strength inside the handrail is improved;

2. by means of the abutting block and the cover body, the structural strength among the fixing piece, the mounting plate and the steel pipe is further improved, and the structural strength of connection between the support framework and the rotating shaft is further improved;

3. the reinforcing ribs help to further improve the structural strength between the fixing plate and the mounting plate and the structural strength between the support framework and the rotating shaft.

Drawings

FIG. 1 is a schematic axial view of an embodiment of the present application, which mainly shows the overall structure of an armrest for an automobile seat with high structural strength;

FIG. 2 is a schematic axial view of an embodiment of the present application, which mainly shows a skeleton structure;

FIG. 3 is a schematic axial view of a fastener construction embodying the present application;

FIG. 4 is a sectional view mainly showing a coupling structure of a fixing member and a steel pipe in an embodiment of the present application;

FIG. 5 is a schematic isometric view of a pad and foam pad construction embodying the embodiments of the present application.

Reference numerals: 1. a housing; 11. mounting grooves; 2. a cup holder; 21. a panel; 211. a through groove; 22. a containing rack; 221. a protrusion; 222. a groove; 3. a filler; 31. a sponge cushion; 4. a framework; 41. a steel pipe; 42. a connecting pipe; 43. mounting a plate; 44. a fixing plate; 45. reinforcing ribs; 5. a fixing member; 51. a butting block; 511. an avoidance groove; 512. a contraction groove; 513. a tightening part; 514. chamfering; 52. a cover body; 521. a groove is embedded; 6. a support frame; 61. a support plate; 7. a rotating shaft; 8. positioning the shaft; 81. and (6) positioning a groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses car seat handrail with higher structural strength.

Referring to fig. 1 and 2, the vehicle seat armrest with high structural strength includes a housing 1, a rotating shaft 7 is disposed on one side of the housing 1 in the length direction, the axial direction of the rotating shaft 7 is parallel to the width direction of the housing 1, and the rotating shaft 7 penetrates through the housing 1 along the axial direction thereof and is fixedly connected to the housing 1. One side of the shell 1, which is far away from the rotating shaft 7, in the length direction is provided with a cup stand 2. One side of 1 thickness direction of casing has seted up mounting groove 11 from the top down, and in 2 embedding mounting grooves 11 of saucer, pivot 7 deviated from by one side of saucer 2 along 1 length direction of casing and is provided with

location axle

8, and 8 axis directions of location axle are parallel with 7 axis directions of pivot. In the initial state, the shell 1 is embedded between two seats of a rear seat of an automobile, and the side surface of one side of the shell 1, which deviates from the cup stand 2 in the thickness direction, and a seat backrest are positioned on the same surface. When the armrest is needed, the shell 1 is rotated around the axis of the rotating shaft 7, so that the shell 1 is horizontally arranged, and the cup holder 2 is positioned on the upper side of the shell 1 in the thickness direction. Simultaneously, location axle 8 and car body support body joint cooperation to make the relative fixed in position between casing 1 and the car back seat, help improving casing 1 stability, thereby help improving the comfort level of handrail. When the armrest is not used, the armrest can be folded and embedded between the two seats, so that waste of space in the vehicle is reduced.

Specifically, referring to fig. 2, a support frame 4 is provided in the casing 1, the support frame 4 includes a steel pipe 41 and a connecting pipe 42, the steel pipe 41 is located on one side of the casing 1 in the width direction, and the axial direction of the steel pipe 41 is parallel to the longitudinal direction of the casing 1. An installation plate 43 is provided on the side of the steel pipe 41 close to the rotation shaft 7 in the axial direction, the thickness direction of the installation plate 43 is parallel to the longitudinal direction of the housing 1, and the longitudinal direction of the installation plate 43 is parallel to the thickness direction of the housing 1. The steel pipe 41 penetrates the mounting plate 43 in its own axial direction, and is formed with a mounting hole. The outer side wall of the steel pipe 41 is in interference fit with the inner side wall of the mounting hole. The fixing plate 44 is disposed on one side of the mounting plate 43 in the width direction, the fixing plate 44 is parallel to the housing 1 in the length direction, and one end of the fixing plate 44 in the length direction close to the mounting plate 43 is fixedly connected to the side surface of the mounting plate 43 in the thickness direction close to the rotating shaft 7. The rotating shaft 7 penetrates the fixing plate 44 along its own length direction and is fixedly connected with the fixing plate 44. The positioning shaft 8 penetrates the fixing plate 44 along the axis direction thereof and is fixedly connected with the fixing plate 44. In this way, the supporting framework 4, the rotating shaft 7 and the positioning shaft 8 are fixed, which is helpful for improving the structural strength of connection between the supporting framework 4 and the rotating shaft 7, thereby helping to reduce the possibility that the casing 1 is damaged due to the overlarge stress on one side of the casing 1 deviating from the rotating shaft 7 in the length direction.

One side of the fixing plate 44 in the width direction is provided with a reinforcing rib 45, and one side of the reinforcing rib 45 close to the mounting plate 43 along the length direction of the fixing plate 44 is fixedly connected with one side of the mounting plate 43 in the length direction. The reinforcing ribs 45 are provided one on each of both sides in the width direction of the fixing plate 44. In use, the ribs 45 contribute to improving the structural strength of the connection between the fixing plate 44 and the mounting plate 43, and thus contribute to improving the structural strength of the connection between the support frame 4 and the rotating shaft 7.

Referring to fig. 3 and 4, the mounting plate 43 is provided with a fixing member 5, the fixing member 5 includes a cover 52, the cover 52 is located on one side of the mounting plate 43 close to the rotating shaft 7 in the thickness direction, and the cover 52 is disposed coaxially with the steel pipe 41. The cover 52 has an insertion groove 521 formed in a side of the cover facing away from the rotating shaft 7 in the axial direction of the cover, and the end of the steel pipe 41 close to the rotating shaft 7 in the length direction is engaged with the insertion groove 521. The side surface of the cover body 52 facing away from the rotating shaft 7 in the thickness direction is fixedly connected with the side surface of the mounting plate 43 close to the rotating shaft 7 in the thickness direction. The lid 52 is provided with butt piece 51 along its one side that self axis direction deviates from pivot 7, and butt piece 51 and the coaxial setting of steel pipe 41, butt piece 51 lateral wall and the interference fit of steel pipe 41 inside wall. The abutting block 51 is provided with an avoiding groove 511 from one side of the axial direction thereof departing from the rotating shaft 7 to one side close to the rotating shaft 7, and the avoiding groove 511 is arranged coaxially with the steel pipe 41. The abutting block 51 is further provided with a contraction groove 512, and the contraction groove 512 penetrates through the abutting block 51 from one side of the abutting block 51 departing from the rotating shaft 7 to one side close to the rotating shaft 7 along the axial direction of the abutting block 51. The contraction groove 512 penetrates the abutting block 51 along any radial direction of the abutting block 51, and forms two symmetrically arranged abutting parts 513. During installation, a worker sleeves the installation plate 43 on the steel pipe 41, the abutting block 51 penetrates into the steel pipe 41 along the axial direction of the steel pipe 41, the diameter of the abutting block 51 is slightly larger than the inner diameter of the steel pipe 41, when the abutting block 51 is embedded into the steel pipe 41, the abutting portions 513 on two sides of the width direction of the contraction groove 512 contract towards one side close to each other, and the abutting portions 513 abut against the inner side wall of the steel pipe 41 along the side surfaces of the contraction groove 512, which deviate from each other. The staff continues to promote mounting 5, makes lid 52 support tightly on mounting panel 43, with lid 52 and mounting panel 43 fixed connection to with steel pipe 41 and mounting panel 43 fixed connection, help improving the stability of being connected between steel pipe 41 and the mounting panel 43, thereby improve the structural strength between steel pipe 41 and the pivot 7, help reducing the casing 1 length direction and deviate from the possibility that the one side atress of pivot 7 is too big, leads to casing 1 to damage.

The abutting portion 513 is provided with a chamfer 514 along one side of the abutting block 51 departing from the rotating shaft 7, and the chamfer 514 is located on one side of the two abutting portions 513 departing from each other. The chamfer 514 facilitates the staff to embed the butt-joint block 51 with a larger diameter into the steel pipe 41 with a smaller diameter in the installation process, reduces the installation difficulty, and thus improves the installation efficiency.

Referring to fig. 2 and 4, two steel pipes 41 are respectively arranged on two sides of the housing 1 in the width direction, a connecting pipe 42 is arranged between the two steel pipes 41, the axial direction of the connecting pipe 42 is parallel to the axial direction of the rotating shaft 7, and the connecting pipe 42 and the two steel pipes 41 are formed by bending steel pipes. In this way, it is helpful to further increase the structural strength of the support frame 4, and thus the structural strength of the entire handrail.

Referring to fig. 1, a positioning groove 81 is provided at one end of the positioning shaft 8 in the axial direction, and a plurality of positioning grooves 81 are provided along the axial direction of the positioning shaft 8. The positioning grooves 81 are in clamping fit with a vehicle body frame between two seats of the rear seat of the automobile. Thereby help making things convenient for people in the use, fix a position the handrail, help reducing the too big condition of handrail rotation angle to take place.

Referring to fig. 2, a support frame 6 is disposed between the two steel pipes 41, two sides of the support frame 6 in the length direction are respectively fixedly connected with the two steel pipes 41, and the width direction of the support frame 6 is parallel to the length direction of the housing 1. The support frame 6 is formed by bending a steel pipe. The support frame 6 is provided with a support plate 61, and the width direction of the support plate 61 is parallel to the thickness direction of the housing 1. The lower end of the supporting plate 61 is bent around the axis direction of the supporting frame 6 and wraps the outer side surface of the supporting frame 6.

Referring to fig. 1 and 2, the cup holder 2 includes an injection-molded holding frame 22, a panel 21 is disposed on the holding frame 22 along an upper side of the thickness direction of the housing 1, and the thickness direction of the panel 21 is parallel to the thickness direction of the housing 1. The support plates 61 are provided one each around the panel 21 in the horizontal direction, and the upper side of any one support plate 61 abuts against the lower side of the panel 21 in the thickness direction. A through groove 211 penetrates through the panel 21 from top to bottom, and the shape of the through groove 211 is the same as that of the side wall of the containing frame 22. The side wall of the through groove 211 is bent downwards along the thickness direction of the shell 1 and is fixedly connected with the upper side of the containing frame 22. Through this kind of mode, fix saucer 2 on support frame 6, fix support frame 6 on supporting framework 4 again, help improving the structural strength and the stability of saucer 2.

Hold frame 22 inside wall integrated into one piece and have arch 221, arch 221 is half rugby body setting, and arch 221 crosses the transition with the inside wall circular arc that holds frame 22. The outer side wall of the protrusion 221 is provided with a groove 222, and the groove 222 penetrates the protrusion 221 inwards along the direction of the side wall of the containing frame 22. The protrusions 221 are provided in plurality at regular intervals on the inner side wall of the holding frame 22. In practical use, when a user places a cup on the containing frame 22, the protrusions 221 on the two sides of the groove 222 in the width direction deform towards the side close to each other, so that the protrusions 221 abut against the outer side wall of the cup, and the stability of the cup in the containing frame 22 is improved.

Referring to fig. 1 and 5, the filler 3 is formed outside the supporting frame 4 by foaming, and the case 1 covers the filler 3. The filler 3 is foamed plastic. The filler 3 contributes to further improving the structural strength of the handrail, while the foamed plastic has a low weight, thereby contributing to reducing the pressure of the filler 3 itself against the support frame 4. A sponge cushion 31 is arranged on one side of the width direction of the panel 21, and the length direction of the sponge cushion 31 is parallel to the length direction of the panel 21. The foam-rubber cushion 31 is arranged compressed between the filler 3 and the panel 21. The foam-rubber cushion 31 is provided one on each side of the panel 21 in the width direction of the panel 21. The compressed foam pad 31 helps to reduce the gap between the panel 21 and the housing 1.

The implementation principle of the automobile seat armrest with higher structural strength in the embodiment of the application is as follows: in the production process, a worker bends a steel pipe to form the supporting framework 4 and the supporting frame 6, the mounting plate 43 is fixed at one end of the steel pipe 41 in the axial direction, the fixing piece 5 is sleeved on the steel pipe 41, the abutting block 51 is embedded into the steel pipe 41, the abutting part 513 abuts against the inner side wall of the steel pipe 41, and then the cover body 52 is fixedly connected with the mounting plate 43. The mounting plate 43, the fixing plate 44, and the reinforcing ribs 45 are integrally formed. The rotating shaft 7 and the positioning shaft 8 are fixedly connected with the fixing plates 44 on the two sides respectively. The support frame 6 is fixed on the support framework 4, and then the support plate 61 is fixed on the support frame 6. The staff foams filler 3 and takes shape in the support chassis 4 outside, and the cladding of filler 3 outside has casing 1. The staff fixes injection moulding's the frame 22 that holds with support frame 6 and backup pad 61, fixes foam-rubber cushion 31 on filler 3 again, fixes panel 21 with the frame 22 that holds at last. The mounting plate 43, the fixing plate 44 and the fixing member 5 contribute to the improvement of the stability of the connection between the frame 4 and the rotary shaft 7.

In the practical use process, when the armrest is located at the initial state, the shell 1 is embedded between two seats of the automobile backseat, and one side surface of the shell 1, which deviates from the cup stand 2 in the thickness direction, is coplanar with the rear side surface of the seats. When the armrest is to be used, the housing 1 is rotated about the axis of the rotary shaft 7 so that the housing 1 is horizontally disposed and the panel 21 is positioned on the upper side of the housing 1 in the thickness direction. When the armrest is horizontal, the positioning groove 81 on the positioning shaft 8 is clamped and fixed with the automobile body frame, so that the armrest and the seat are relatively fixed. By the mode, people can conveniently place hands on the handrails in the riding process. Meanwhile, the cup stand 2 is convenient for people to place water cups or sundries.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a car seat handrail with higher structural strength, includes casing (1), one side of casing (1) length direction is provided with pivot (7), pivot (7) axis direction is parallel with casing (1) width direction, be provided with in casing (1) and support skeleton (4), its characterized in that: the supporting framework (4) comprises a steel pipe (41), the steel pipe (41) is positioned on one side of the shell (1) in the width direction, one side of the steel pipe (41) close to the rotating shaft (7) in the axis direction is provided with a mounting plate (43), the thickness direction of the mounting plate (43) is parallel to the axis direction of the steel pipe (41), the steel pipe (41) penetrates through the mounting plate (43) in the axis direction of the steel pipe (41), the inner side of the steel pipe (41) is provided with a fixing part (5), the fixing part (5) stretches out the steel pipe (41) along one side of the steel pipe (41) close to the rotating shaft (7) in the axis direction and is fixedly connected with the mounting plate (43), the fixing part (5) is in interference fit with the inner side wall of the steel pipe (41), the mounting plate (43) is provided with a fixing plate (44) on one side of the radial direction of the steel pipe (41), the length direction of the fixing plate (44) is parallel to the thickness direction of the mounting plate (43), the rotating shaft (7) penetrates through the fixing plate (44) along the axis direction of the rotating shaft and is fixedly connected with the fixing plate (44).

2. A vehicle seat armrest with improved structural strength as set forth in claim 1, wherein: fixing piece (5) are including lid (52), lid (52) are located the steel pipe (41) outside, one side of lid (52) axis direction is provided with embedded groove (521), embedded groove (521) are close to steel pipe (41) one side along lid (52) axis direction and wear to establish lid (52) to one side of keeping away from steel pipe (41), steel pipe (41) lateral wall and embedded groove (521) inlay and establish the cooperation, lid (52) are close to one side and mounting panel (43) fixed connection of steel pipe (41) along its self axis direction.

3. A vehicle seat armrest with high structural strength as set forth in claim 2, wherein: one side integrated into one piece that lid (52) axis direction is close to steel pipe (41) has butt piece (51), butt piece (51) and steel pipe (41) coaxial setting, be provided with on butt piece (51) and dodge groove (511), dodge groove (511) and run through butt piece (51) along butt piece (51) axis direction, still be provided with shrink groove (512) on butt piece (51), shrink groove (512) run through butt piece (51) along the arbitrary radial direction of butt piece (51).

4. A vehicle seat armrest with improved structural strength as set forth in claim 1, wherein: be provided with location axle (8) on casing (1), location axle (8) axis direction is parallel with pivot (7) axis direction, location axle (8) are located pivot (7) and deviate from one side of steel pipe (41) along steel pipe (41) axis direction, location axle (8) run through fixed plate (44) along its self axis direction to with mounting panel (43) fixed connection.

5. A vehicle seat armrest with improved structural strength as set forth in claim 1, wherein: the steel pipes (41) are respectively arranged on two sides of the shell (1) in the width direction, a connecting pipe (42) is connected between the two steel pipes (41) in a forming mode, and the axis direction of the connecting pipe (42) is parallel to the width direction of the shell (1).

6. A vehicle seat armrest with improved structural strength as set forth in claim 1, wherein: one side of the width direction of the fixing plate (44) is provided with a reinforcing rib (45), two sides of the reinforcing rib (45) in the width direction of the fixing plate (44) are respectively provided with one reinforcing rib, and the reinforcing rib (45) is fixedly connected with the mounting plate (43) and the fixing plate (44).

7. A vehicle seat armrest with improved structural strength as set forth in claim 1, wherein: the shell (1) is internally provided with a solid filler (3).

8. A vehicle seat armrest with high structural strength as set forth in claim 3, wherein: and a chamfer (514) is arranged on one side of the abutting block (51) departing from the cover body (52) along the axis direction of the abutting block.