Stable double-arm automobile outside rearview mirror

Abstract

The application discloses a stable double-link arm automobile outside rearview mirror, which comprises a mounting base and a rearview mirror body, wherein the mounting base is provided with upper and lower fixed arms at intervals, the upper fixed arm is provided with an upper fixed table, and the lower fixed arm is provided with a lower fixed table; the upper fixed table is provided with an upper movable arm, and the lower fixed table is provided with a lower movable arm; the upper movable arm and the lower movable arm are fixedly connected with the rearview mirror body; when the rearview mirror body is pulled, the upper movable arm rotates at the rotating position between the upper movable arm and the upper fixed table, and the lower movable arm rotates at the rotating position between the lower movable arm and the lower fixed table, so that synchronous rotation is formed; and the upper rotating clamping structure is used for clamping the rotation of the upper movable arm, and the lower rotating clamping structure is used for clamping the rotation of the lower movable arm, so that synchronous clamping is formed. The application is mainly applied to large passenger and freight vehicles, the double-link arm structure is used for improving the anti-shaking performance of the rearview mirror, the rotating clamping structure is used for further improving the anti-shaking performance, the shaking of the rearview mirror is reduced, and the safe driving performance is improved in the driving environment with heavy rearview mirror body or uneven road surface.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile accessories, in particular to a stable double-link arm automobile outside rearview mirror. BACKGROUND

[0002] The automobile rearview mirror is located on the left and right sides of the head of the automobile and in front of the interior of the automobile. The automobile rearview mirror reflects the situation behind, on the side and below the automobile, so that the driver can indirectly see the situation of these positions, and it plays the role of "the second eye" and expands the visual field range of the driver. The common automobile outside rearview mirror at present is installed on the vehicle body in a single-arm mode, that is, a shaft is used to install the rearview mirror body. Although this mode is simple in installation of the rearview mirror, the rearview mirror body will produce a shaking problem in the driving environment where the weight of the rearview mirror body is heavy or the road surface is uneven, which affects the driver to observe the road situation behind. SUMMARY

[0003] In view of the above problems, the purpose of the present application is to provide a stable double-link arm automobile outside rearview mirror which can avoid the shaking phenomenon in the driving process.

[0004] The stable double-link arm automobile outside rearview mirror comprises an installation base fixedly assembled on the vehicle body, a rearview mirror body connected with the installation base,

[0005] An upper fixed arm and a lower fixed arm are arranged on the installation base in a spaced-apart mode from top to bottom on the outside of the installation base.

[0006] The upper fixed arm is fixedly provided with an L-shaped upper fixed table, and the lower fixed arm is fixedly provided with an L-shaped lower fixed table.

[0007] An upper movable arm is arranged on the upper fixed table, one end of the upper movable arm is rotationally arranged with the upper fixed table, the other end extends outward, the extending end is fixedly connected with the rearview mirror body, and an upper rotation latching structure is arranged between the upper movable arm and the upper fixed table to form a latching position after the upper movable arm is rotated to the position. From the projection directly above or directly below the rearview mirror, the upper fixed arm and the lower fixed arm and the upper movable arm and the lower movable arm form an overlap.

[0008] A lower movable arm is arranged on the lower fixed table, one end of the lower movable arm is rotationally arranged with the lower fixed table, the other end extends outward, the extending end is fixedly connected with the rearview mirror body, and a lower rotation latching structure is arranged between the lower movable arm and the lower fixed table to form a latching position after the lower movable arm is rotated to the position.

[0009] When the rearview mirror body is pulled, the upper movable arm rotates at the rotation position between the upper movable arm and the upper fixed table, and the lower movable arm rotates at the rotation position between the lower movable arm and the lower fixed table to form synchronous rotation, and the rotation latching of the upper movable arm by the upper rotation latching structure and the rotation latching of the lower movable arm by the lower rotation latching structure form synchronization.

[0010] The rotation clamping position of the upper movable arm by the upper rotation clamping structure is consistent with the rotation clamping position of the lower movable arm by the lower rotation clamping structure.

[0011] Further, the upper fixed arm is integrally formed with the mounting base, the upper fixed arm is of an L-shaped structure, the inside of the upper fixed arm is hollow, and the upper fixed table is placed in the inside of the upper fixed arm to form a fixed connection with the upper fixed arm; the horizontal part of the upper fixed table is fixedly provided with an upper rotation shaft, the end part of the upper movable arm is provided with an upper rotation through hole, the upper rotation shaft is inserted into the upper rotation through hole, and the upper movable arm can rotate around the upper rotation shaft as the center;

[0012] The lower fixed arm is integrally formed with the mounting base, the lower fixed arm is of an L-shaped structure, the inside of the lower fixed arm is hollow, and the lower fixed table is placed in the inside of the lower fixed arm to form a fixed connection with the lower fixed arm; the horizontal part of the lower fixed table is fixedly provided with a lower rotation shaft, the end part of the lower movable arm is provided with a lower rotation through hole, the lower rotation shaft is inserted into the lower rotation through hole, and the lower movable arm can rotate around the lower rotation shaft as the center.

[0013] Further, the upper rotation clamping structure includes an upper circular ring limiting table fixedly provided on the horizontal part of the upper fixed table, three upper limiting blocks are arranged on the upper circular ring limiting table in a ring shape and at equal intervals, the upper limiting block includes an upper limiting plane and an upper limiting inclined surface extending from both sides of the upper limiting plane towards the surface of the upper circular ring limiting table, and the upper limiting plane is higher than the surface of the upper circular ring limiting table;

[0014] An upper circular ring clamping table is arranged on the upper movable arm and is adapted to the upper circular ring limiting table, three upper clamping grooves are arranged on the upper circular ring clamping table in a ring shape and at equal intervals, the upper clamping groove includes an upper clamping plane and an upper clamping inclined surface extending from both sides of the upper clamping plane towards the surface of the upper circular ring clamping table, the upper clamping plane is lower than the surface of the upper circular ring clamping table; the three upper limiting blocks and the three upper clamping grooves form one-to-one correspondence and cooperation, and after the upper limiting block is placed in the upper clamping groove, the rotation between the upper movable arm and the upper fixed table is clamped in place.

[0015] Further, the lower rotation clamping structure includes a lower circular ring limiting table fixedly provided on the horizontal part of the lower fixed table, three lower limiting blocks are arranged on the lower circular ring limiting table in a ring shape and at equal intervals, the lower limiting block includes a lower limiting plane and a lower limiting inclined surface extending from both sides of the lower limiting plane towards the surface of the lower circular ring limiting table, and the lower limiting plane is higher than the surface of the lower circular ring limiting table;

[0016] The lower circular annular clamping table is arranged on the lower movable arm, and three lower clamping grooves are arranged on the lower circular annular clamping table in a ring shape and at equal intervals along the lower circular annular clamping table. The lower clamping groove comprises a lower clamping plane and a lower clamping inclined surface extending from both sides of the lower clamping plane towards the surface of the lower circular annular clamping table. The lower clamping plane is lower than the surface of the lower circular annular clamping table. Three lower limiting blocks correspond to the three lower clamping grooves. After the lower limiting blocks are placed in the lower clamping grooves, the rotation between the lower movable arm and the lower fixed table is positioned and clamped.

[0017] The rotating clamping block is fixedly arranged on the lower circular annular clamping table, and the stroke clamping groove of the arc segment is formed on the lower circular annular clamping table. The rotating clamping block moves within the stroke of the stroke clamping groove.

[0018] Further, the upper rotating shaft is provided with an upper spring, an upper annular pressing disc and an upper limiting insert. An upper clamping groove is formed in the upper end of the upper rotating shaft. The upper spring is arranged in the upper rotating through hole. The bottom of the upper rotating through hole is provided with an upper annular abutment which abuts against the upper spring. The upper rotating shaft passes through the upper spring. The upper annular pressing disc is clamped in the upper clamping groove. The upper spring is pressed between the upper surface of the upper annular abutment and the lower surface of the upper annular pressing disc. The upper limiting insert is clamped in the upper clamping groove and above the upper annular pressing disc.

[0019] The lower rotating shaft is provided with a lower spring, a lower annular pressing disc and a lower limiting insert. A lower clamping groove is formed in the upper end of the lower rotating shaft. The lower spring is arranged in the lower rotating through hole. The bottom of the lower rotating through hole is provided with a lower annular abutment which abuts against the lower spring. The lower rotating shaft passes through the lower spring. The lower annular pressing disc is clamped in the lower clamping groove. The lower spring is pressed between the upper surface of the lower annular abutment and the lower surface of the lower annular pressing disc. The lower limiting insert is clamped in the lower clamping groove and above the lower annular pressing disc.

[0020] Further, the rearview mirror body comprises a rearview mirror shell, three types of lenses and two types of lenses. The three types of lenses are above the two types of lenses, and the area of the three types of lenses is larger than that of the two types of lenses.

[0021] The rearview mirror shell comprises a front shell and a rear shell.

[0022] The rear shell extends an upper mounting portion and a lower mounting portion from the middle of the side close to the mounting base towards the mounting base. The extension lengths of the upper mounting portion and the lower mounting portion are the same.

[0023] The upper mounting portion and the lower mounting portion are both C-shaped structures with one side opening. The C-shaped opening is arranged towards the front shell.

[0024] The upper movable arm extends into the upper mounting portion and is fixedly connected with the upper mounting portion.

[0025] The lower movable arm extends into the lower mounting portion and is fixedly connected with the lower mounting portion;

[0026] The middle part of the rear shell near the mounting base extends towards the mounting base to form an upper cover part and a lower cover part, the position of the upper cover part corresponds to the upper mounting part, and the upper cover part covers the opening side of the upper mounting part; the position of the lower cover part corresponds to the lower mounting part, and the lower cover part covers the opening side of the lower mounting part.

[0027] Further, the upper mounting part is enclosed by an upper mounting middle part, an upper mounting top part and an upper mounting bottom part; the outer surface of the upper mounting middle part is raised towards the rear of the rear shell, the inner surface of the upper mounting middle part is recessed towards the outer side of the rear shell, the upper mounting top part is connected between the upper edge of the upper mounting middle part and the outer side of the rear shell, and the upper mounting bottom part is connected between the lower edge of the upper mounting middle part and the outer side of the rear shell.

[0028] The lower mounting part is enclosed by a lower mounting middle part, a lower mounting top part and a lower mounting bottom part; the outer surface of the lower mounting middle part is raised towards the rear of the rear shell, the inner surface of the lower mounting middle part is recessed towards the outer side of the rear shell, the lower mounting top part is connected between the upper edge of the lower mounting middle part and the outer side of the rear shell, and the lower mounting bottom part is connected between the lower edge of the lower mounting middle part and the outer side of the rear shell.

[0029] Further, the upper mounting middle part comprises an upper body part at the position of the rear shell and an upper extension part extending towards the mounting base, and the upper movable arm is fixedly connected with the upper body part and the upper extension part through an upper connecting piece respectively.

[0030] The lower mounting middle part comprises a lower body part at the position of the rear shell and a lower extension part extending towards the mounting base, and the lower movable arm is fixedly connected with the lower body part and the lower extension part through a lower connecting piece respectively.

[0031] Further, the upper rotating shaft or / and the lower rotating shaft is designed as a through hole to allow the cable to pass through the through hole from the mounting base side and enter the rearview mirror body.

[0032] Further, after the front shell and the rear shell are clamped in place, the upper movable arm and the lower movable arm are hidden between the front shell and the rear shell.

[0033] By adopting the above technical scheme, the application is mainly applied to the rearview mirror on a large passenger truck, i.e. in the case that the rearview mirror body is heavy; the application improves the anti-shaking performance of the rearview mirror through the structure of the double connecting arms, and further enhances the anti-shaking performance through the setting of the rotating clamping structure; in the driving environment where the rearview mirror body is heavy or the road surface is uneven, the shaking of the rearview mirror is reduced, and the safety of driving is increased. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1A front perspective view of the present application;

[0035] Figure 2 A rear perspective view of the present application;

[0036] Figure 3 A rear perspective view of the present application with the rearview mirror removed;

[0037] Figure 4 A front perspective view of the present application; Figure 3 A rear perspective view of the present application with the movable arm removed;

[0038] Figure 5 A perspective view of the present application with the mounting base installed;

[0039] Figure 6 A perspective view of the present application at the upper fixed station;

[0040] Figure 7 A perspective view of the present application at the top of the upper movable arm;

[0041] Figure 8 A perspective view of the present application at the bottom of the upper movable arm;

[0042] Figure 9 A perspective view of the present application at the upper fixed station;

[0043] Figure 10 A perspective view of the present application at the top of the upper movable arm;

[0044] Figure 11 A perspective view of the present application at the bottom of the upper movable arm;

[0045] Figure 12 A perspective view of the present application between the cable and the fixed station;

[0046] Figure 13 A perspective view of the present application of the front housing of the rearview mirror;

[0047] Figure 14 A perspective view of the present application of the rear housing of the rearview mirror;

[0048] In the drawings, 10, mounting base, 11, mirror body, 12, upper fixed arm, 13, lower fixed arm, 14, upper fixed platform, 15, upper movable arm, 16, lower fixed platform, 17, lower movable arm, 18, upper limit block, 19, upper rotating shaft, 20, upper rotating through hole, 21, lower limit block, 22, lower rotating shaft, 23, lower rotating through hole, 24, lower notch, 25, upper circular limit platform, 26, upper limit block, 27, upper limit plane, 28, upper limit inclined surface, 29, upper circular clamping platform, 30, upper clamping groove, 31, upper clamping plane, 32, upper clamping inclined surface, 33, lower circular limit platform, 34, lower limit block, 35, lower limit plane, 36, lower limit inclined surface, 37, lower circular clamping platform, 38, lower clamping groove, 39, lower clamping plane, 40, lower clamping inclined surface, 41, rotating clamping block, 42, stroke clamping groove, 43, upper spring, 44, upper annular pressing disc, 45, upper limit insert piece, 46, upper clamping groove, 47, upper annular contact platform, 48, lower spring, 49, lower annular pressing disc, 50, lower limit insert piece, 51, lower clamping groove, 52, lower annular contact platform, 53, three types of lenses, 54, two types of lenses, 55, front shell, 56, rear shell, 57, upper mounting portion, 58, lower mounting portion, 59, upper covering portion, 60, lower covering portion, 61, upper mounting middle portion, 62, upper mounting top portion, 63, upper mounting bottom portion, 64, upper body portion, 65, upper extension portion, 66, lower mounting middle portion, 67, lower mounting top portion, 68, lower mounting bottom portion, 69, lower body portion, 70, lower extension portion, 71, cable. DETAILED DESCRIPTION

[0049] To make the objectives, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be described clearly and completely below with reference to the drawings of the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the described embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of the present application.

[0050] Please see Figures 1-14 As shown in the drawings, the stable double-link mirror is mounted on the front outer side of the vehicle, and is used for the driver to observe the road condition behind the vehicle through the mirror when the vehicle is running. The stable double-link mirror comprises a mounting base 10 fixedly arranged on the vehicle body, a mirror body 11 connected with the mounting base, an upper fixed arm 12 and a lower fixed arm 13 arranged on the outer side of the mounting base in a spaced-apart manner, and a gap is formed between the upper fixed arm 12 and the lower fixed arm 13, and the upper fixed arm 12 and the lower fixed arm 13 do not interfere with each other.

[0051] The upper fixed arm 12 is fixedly provided with an L-shaped upper fixed table 14, which is fixedly connected with the mounting base; the upper movable arm 15 is arranged on the upper fixed table 14, one end of the upper movable arm 15 is rotatably arranged with the upper fixed table 14, and the other end extends outward, the extending end is fixedly connected with the mirror body 11, and the upper rotation clamping structure is arranged between the upper movable arm 15 and the upper fixed table 14 to form a clamping position after the upper movable arm 15 is rotated to a position; so that the mirror body 11 can rotate around the rotating position between the upper movable arm 15 and the upper fixed table 14; after being rotated to a position, the mirror body 11 is kept in a corresponding position through the upper rotation clamping structure.

[0052] The lower fixed arm 13 is fixedly provided with an L-shaped lower fixed table 16; the lower movable arm 17 is arranged on the lower fixed table 16, one end of the lower movable arm 17 is rotatably arranged with the lower fixed table 16, and the other end extends outward, the extending end is fixedly connected with the mirror body 11, and the lower rotation clamping structure is arranged between the lower movable arm 17 and the lower fixed table 16 to form a clamping position after the lower movable arm 17 is rotated to a position; so that the mirror body 11 can rotate around the rotating position between the lower movable arm 17 and the lower fixed table 16; after being rotated to a position, the mirror body 11 is kept in a corresponding position through the lower rotation clamping structure.

[0053] From the projection of the rearview mirror directly above or directly below, the upper fixed arm 12 and the lower fixed arm 13 and the upper movable arm 15 and the lower movable arm 17 form coincidence to ensure the synchronism of the later rotation; when the mirror body 11 is pulled, the upper movable arm 15 rotates at the rotating position between the upper movable arm 15 and the upper fixed table 14, and the lower movable arm 17 rotates at the rotating position between the lower movable arm 17 and the lower fixed table 16 to form synchronous rotation, so as to ensure the stability of the rotation of the mirror body 11, and the rotation clamping of the upper rotation clamping structure on the upper movable arm 15 and the rotation clamping of the lower rotation clamping structure on the lower movable arm 17 are synchronous to ensure that the adjusted mirror body 11 is in a stable clamping position.

[0054] In an embodiment of the application, in order to further obtain better clamping effect, the rotation clamping position of the upper rotation clamping structure on the upper movable arm 15 and the rotation clamping position of the lower rotation clamping structure on the lower movable arm 17 are arranged uniformly, that is, the upper rotation clamping structure and the lower rotation clamping structure adopt the same structure and the same arrangement mode.

[0055] In one embodiment of the present application, the upper fixing arm 12 is integrally formed with the mounting base, the upper fixing arm 12 is of L-shaped structure, the interior of the upper fixing arm 12 is of L-shaped hollow, the size of the hollow structure in the upper fixing arm 12 is adapted to the upper fixing table 14, the upper fixing table 14 is placed into the interior of the upper fixing arm 12 to form fixed connection with the upper fixing arm 12; the vertical part of the upper fixing table 14 is placed between the interior of the upper fixing arm 12 and the mounting base to form fixed connection through screws, the horizontal part of the upper fixing table 14 is placed in the interior of the upper fixing arm 12 and is fixedly provided with the upper limiting plug block 18 at the end, the interior wall of the upper fixing arm 12 has the insertion slot for the insertion of the upper limiting plug block 18, so that the upper fixing table 14 is fixed to the interior of the upper fixing arm 12; after the upper fixing table 14 is placed into the interior of the upper fixing arm 12, the surface of the horizontal part of the upper fixing table 14 is slightly higher or equal in height to the surface of the horizontal part of the upper fixing arm 12, the upper rotating shaft 19 is fixedly provided on the surface of the horizontal part of the upper fixing table 14 in an integral manner, the upper rotating through hole 20 is formed at the end of the upper movable arm 15, the upper rotating shaft 19 is inserted into the upper rotating through hole 20, the upper movable arm 15 can rotate around the upper rotating shaft 19, so that the rearview mirror body 11 can rotate around the upper rotating shaft 19. The upper end of the upper rotating through hole 20 is lower than the upper surface of the upper movable arm 15, the upper notch is formed above the upper rotating through hole 20, so as to facilitate the installation of related components in the later stage.

[0056] In an embodiment of the present application, the lower fixed arm 13 is integrally formed with the mounting base, the lower fixed arm 13 is of L-shaped structure, the inside of the lower fixed arm 13 is of L-shaped hollow, the size of the hollow structure in the lower fixed arm 13 is adapted to the lower fixed table 16, the lower fixed table 16 is placed into the inside of the lower fixed arm 13 and is fixedly connected with the lower fixed arm 13; the vertical part of the lower fixed table 16 is placed between the inside of the lower fixed arm 13 and the mounting base and is fixedly connected by screws, the horizontal part of the lower fixed table 16 is placed in the inside of the lower fixed arm 13 and is fixedly provided with a lower limiting plug 21 at the end, the inside wall of the lower fixed arm 13 has a slot for the insertion of the lower limiting plug 21, so that the lower fixed table 16 is fixed to the inside of the lower fixed arm 13; after the lower fixed table 16 is placed into the inside of the lower fixed arm 13, the surface of the horizontal part of the lower fixed table 16 is slightly higher or equal in height to the surface of the horizontal part of the lower fixed arm 13, the horizontal part of the lower fixed table 16 is fixedly provided with a lower rotating shaft 22 in an integrated manner, the end of the lower movable arm 17 is provided with a lower rotating through hole 23, the lower rotating shaft 22 is inserted into the lower rotating through hole 23, the lower movable arm 17 can rotate around the lower rotating shaft 22, so that the rearview mirror body 11 can rotate around the upper rotating shaft 19. The upper end of the lower rotating through hole 23 is lower than the upper surface of the lower movable arm 17, a lower notch 24 is formed above the lower rotating through hole 23, so as to facilitate the installation of related components in the later stage. In general, the structure between the upper fixed table 14 and the upper fixed arm 12 and the structure between the lower fixed table 16 and the lower fixed arm 13, and the structure between the upper movable arm 15 and the upper fixed table 14 and the structure between the lower movable arm 17 and the lower fixed table 16 are designed in the same structure, so as to better ensure the synchronization of the rotation of the upper movable arm 15 and the lower movable arm 17 and the smoothness and fluency of the rotation of the rearview mirror body 11.

[0057] In an embodiment of the present application, the upper rotating clamping structure comprises an upper circular limiting table 25 fixedly arranged on the horizontal part of the upper fixed table 14, the upper circular limiting table 25 is formed on the outer periphery of the root of the upper rotating shaft 19, and three upper limiting blocks 26 are arranged on the upper circular limiting table 25 in a ring shape and at equal intervals, the upper limiting block 26 comprises an upper limiting plane 27 and an upper limiting inclined surface 28 extending from both sides of the upper limiting plane 27 towards the surface of the upper circular limiting table 25, and the upper limiting plane 27 is higher than the surface of the upper circular limiting table 25; the upper limiting planes 27 of the three upper limiting blocks 26 are at the same height, and equal interval distances are formed between adjacent upper limiting blocks 26; an upper circular clamping table 29 corresponding to the upper circular limiting table 25 is arranged at the lower edge of the upper rotating through hole 20 of the upper movable arm 15, three upper clamping grooves 30 are arranged on the upper circular clamping table 29 in a ring shape and at equal intervals, the upper clamping groove 30 comprises an upper clamping plane 31 and an upper clamping inclined surface 32 extending from both sides of the upper clamping plane 31 towards the surface of the upper circular clamping table 29, and the upper clamping plane 31 is lower than the surface of the upper circular clamping table 29; the inclination angle of the upper clamping inclined surface 32 is the same as that of the upper limiting inclined surface 28, and the height by which the upper limiting plane 27 is higher than the surface of the upper circular limiting table 25 is equal to the height by which the upper clamping plane 31 is lower than the surface of the upper circular clamping table 29, the three upper limiting blocks 26 and the three upper clamping grooves 30 form one-to-one correspondence and cooperation, and after the upper limiting block 26 is placed into the upper clamping groove 30, the rotation between the upper movable arm 15 and the upper fixed table 14 is clamped in place to ensure the cooperation stability between the upper limiting block 26 and the upper clamping groove 30, further ensure the rotating clamping stability of the upper rotating clamping structure on the upper movable arm 15, and enhance the anti-shaking ability.

[0058] In an embodiment of the present application, the lower rotating clamping structure comprises a lower circular limiting table 33 fixedly arranged on the horizontal part of the upper fixed table 14, the lower circular limiting table 33 is formed on the outer periphery of the root of the lower rotating shaft 22, three lower limiting blocks 34 are arranged on the lower circular limiting table 33 in a circular and equidistant manner, the lower limiting blocks 34 comprise a lower limiting plane 35 and a lower limiting inclined surface 36 extending from both sides of the lower limiting plane 35 towards the surface of the lower circular limiting table 33, the lower limiting plane 35 is higher than the surface of the lower circular limiting table 33; the lower limiting planes 35 of the three lower limiting blocks 34 are at the same height, and an equal interval distance is formed between adjacent lower limiting blocks 34; a lower circular clamping table 37 corresponding to the lower circular limiting table 33 is arranged at the lower edge of the lower rotating through hole 23 of the lower movable arm 17, three lower clamping grooves 38 are arranged on the lower circular clamping table 37 in a circular and equidistant manner, the lower clamping grooves 38 comprise a lower clamping plane 39 and a lower clamping inclined surface 40 extending from both sides of the lower clamping plane 39 towards the surface of the lower circular clamping table 37, the lower clamping plane 39 is lower than the surface of the lower circular clamping table 37; the inclination angle of the lower clamping inclined surface 40 is the same as that of the lower limiting inclined surface 36, and the height by which the lower limiting plane 35 is higher than the surface of the lower circular limiting table 33 is equal to the height by which the lower clamping plane 39 is lower than the surface of the lower circular clamping table 37, the three lower limiting blocks 34 and the three lower clamping grooves 38 form one-to-one correspondence and cooperation, after the lower limiting blocks 34 are placed into the lower clamping grooves 38, the rotation between the lower movable arm 17 and the lower fixed table 16 is clamped in place to ensure the cooperation stability between the lower limiting blocks 34 and the lower clamping grooves 38, and further ensure the rotation clamping stability of the lower rotating clamping structure on the lower movable arm 17. By arranging the same structure of the lower rotating clamping structure and the upper rotating clamping structure, the synchronism of the two rotating clamping structures can be ensured to stably rotate the rearview mirror body 11; in the lower rotating clamping structure, the following structure is further arranged: a rotating clamping block 41 is fixedly arranged on the lower circular limiting table 33, and an arc-shaped travel clamping groove 42 is formed on the lower circular clamping table 37, the rotating clamping block 41 moves within the travel of the travel clamping groove 42 to constrain the rotation of the rearview mirror body 11 within the travel of the travel clamping groove 42.

[0059] In an embodiment of the present application, the upper rotating shaft 19 is provided with an upper spring 43, an upper annular pressing disc 44, and an upper limiting insert 45. An upper clamping groove 46 is formed in the upper end of the upper rotating shaft 19. The upper spring 43 is arranged in the upper rotating through hole 20. The bottom of the upper rotating through hole 20 is provided with an upper annular abutment 47 which is in contact with the upper spring 43. The upper rotating shaft 19 passes through the upper spring 43. The upper annular pressing disc 44 is clamped into the upper clamping groove 46. The upper spring 43 is pressed against the upper surface of the upper annular abutment 47 and the lower surface of the upper annular pressing disc 44. The upper limiting insert 45 is clamped into the upper clamping groove 46 and above the upper annular pressing disc 44. The upper annular pressing disc 44 is a circular disc. The upper surface of the upper annular pressing disc 44 is provided with a circular annular groove. The upper limiting insert 45 is clamped in the inner wall of the circular annular groove. Thus, the upper annular pressing disc 44 is limited in the upper clamping groove 46 of the upper rotating shaft 19 by the upper limiting insert 45. The outer diameter of the upper annular pressing disc 44 is larger than the upper rotating through hole 20. Thus, the upper spring 43 is compressed by the upper annular pressing disc 44 and the upper annular abutment 47. At the same time, the upper movable arm 15 is limited on the upper rotating shaft 19. By this structure, the vibration of the rearview mirror body 11 can be reduced. Even if the vibration occurs, the vibration can be absorbed by the upper spring 43, so as to ensure the stability of the rearview mirror body 11.

[0060] In an embodiment of the present application, the lower rotating shaft 22 is provided with a lower spring 48, a lower annular pressing disc 49, and a lower limiting insert 50. A lower clamping groove 51 is formed in the upper end of the lower rotating shaft 22. The lower spring 48 is arranged in the lower rotating through hole 23. The bottom of the lower rotating through hole 23 is provided with a lower annular abutment 52 which is in contact with the lower spring 48. The lower rotating shaft 22 passes through the lower spring 48. The lower annular pressing disc 49 is clamped into the lower clamping groove 51. The lower spring 48 is pressed against the upper surface of the lower annular abutment 52 and the lower surface of the lower annular pressing disc 49. The lower limiting insert 50 is clamped into the lower clamping groove 51 and above the lower annular pressing disc 49. The lower annular pressing disc 49 is a circular disc. The upper surface of the lower annular pressing disc 49 is provided with a circular annular groove. The lower limiting insert 50 is clamped in the inner wall of the circular annular groove. Thus, the lower annular pressing disc 49 is limited in the lower clamping groove 51 of the lower rotating shaft 22 by the lower limiting insert 50. The outer diameter of the lower annular pressing disc 49 is larger than the lower rotating through hole 23. Thus, the lower spring 48 is compressed by the lower annular pressing disc 49 and the lower annular abutment 52. At the same time, the lower movable arm 17 is limited on the lower rotating shaft 22. By this structure, the vibration of the rearview mirror body 11 can be reduced. Even if the vibration occurs, the vibration can be absorbed by the lower spring 48, so as to ensure the stability of the rearview mirror body 11. By the elastic connection design of the upper rotating shaft 19 and the lower rotating shaft 22, the stability of the rearview mirror body 11 is further improved.

[0061] In one embodiment of the present application, the rearview mirror body 11 comprises a rearview mirror housing, a third type of lens 53 and a second type of lens 54 assembled on the rearview mirror housing, the third type of lens 53 is above the second type of lens 54, and the area of the third type of lens 53 is larger than that of the second type of lens 54. The road condition behind the vehicle can be observed through the third type of lens 53, and the second type of lens 54 can increase the field of view of the driver observing the top of the vehicle.

[0062] In one embodiment of the present application, the rearview mirror housing comprises a front housing 55 and a rear housing 56; the rear housing 56 extends an upper mounting portion 57 and a lower mounting portion 58 from the middle of the side close to the mounting base towards the mounting base, and the extension lengths of the upper mounting portion 57 and the lower mounting portion 58 are the same. The upper mounting portion 57 and the lower mounting portion 58 are both C-shaped structures with one side opening, and the C-shaped openings are arranged towards the front housing 55; the upper movable arm 15 extends into the upper mounting portion 57 and forms a fixed connection with the upper mounting portion 57; the lower movable arm 17 extends into the lower mounting portion 58 and forms a fixed connection with the lower mounting portion 58; so that the upper movable arm 15 and the lower movable arm 17 form a fixed connection with the rear housing 56. And the mounting portion can also form a cover for the rear end of the movable arm.

[0063] In one embodiment of the present application, the rear housing 56 extends an upper cover portion 59 and a lower cover portion 60 from the middle of the side close to the mounting base towards the mounting base; the position of the upper cover portion 59 corresponds to that of the upper mounting portion 57, and the upper cover portion 59 forms a cover for the opening side of the upper mounting portion 57; the position of the lower cover portion 60 corresponds to that of the lower mounting portion 58, and the lower cover portion 60 forms a cover for the opening side of the lower mounting portion 58. The front end of the movable arm is covered by the cover portion, so as to realize the closed protection of the movable arm.

[0064] In one embodiment of the present application, the upper mounting portion 57 is enclosed by an upper mounting middle portion 61, an upper mounting top portion 62 and an upper mounting bottom portion 63; the outer surface of the upper mounting middle portion 61 forms a protrusion towards the rear of the rear housing 56, and the inner surface of the upper mounting middle portion 61 forms a recess towards the outer side of the rear housing 56 for the extension of the upper movable arm 15; the upper mounting top portion 62 is connected between the upper edge of the upper mounting middle portion 61 and the outer side of the rear housing 56, and the upper mounting bottom portion 63 is connected between the lower edge of the upper mounting middle portion 61 and the outer side of the rear housing 56; the upper mounting middle portion 61 comprises an upper body portion 64 at the position of the rear housing 56 and an upper extension portion 65 extending towards the mounting base; the upper movable arm 15 is fixedly connected with the upper body portion 64 and the upper extension portion 65 through screw connectors respectively, so as to ensure the connection stability between the upper movable arm 15 and the rear housing 56.

[0065] In one embodiment of the present application, the lower mounting portion 58 is enclosed by a lower mounting middle portion 66, a lower mounting top portion 67, and a lower mounting bottom portion 68. The outer surface of the lower mounting middle portion 66 is formed with a protrusion towards the back of the rear housing 56, and the inner surface of the lower mounting middle portion 66 is formed with a recess towards the outside of the rear housing 56 for the lower movable arm 17 to extend into. The lower mounting top portion 67 is connected between the upper edge of the lower mounting middle portion 66 and the outside of the rear housing 56, and the lower mounting bottom portion 68 is connected between the lower edge of the lower mounting middle portion 66 and the outside of the rear housing 56. The lower mounting middle portion 66 includes a lower body portion 69 located at the position of the rear housing 56 and a lower extension portion 70 extending towards the mounting base. The lower movable arm 17 is fixedly connected with the lower body portion 69 and the lower extension portion 70 by screw connectors respectively, so as to ensure the stability of the connection between the upper movable arm 15 and the rear housing 56.

[0066] In one embodiment of the present application, the upper rotating shaft 19 and / or the lower rotating shaft is designed as a through hole, so that the cable 71 can pass through the through hole from the mounting base and enter the mirror body 11. The cable 71 passes through the mounting base, enters the fixed platform, extends into the rotating shaft from below, and enters the mirror body 11 from above.

[0067] In one embodiment of the present application, after the front housing 55 and the rear housing 56 are clamped in place, the upper movable arm 15 and the lower movable arm 17 are hidden between the front housing 55 and the rear housing 56, so as to provide effective protection.

[0068] Finally, it should be noted that the above embodiments are merely preferred embodiments of the present application for illustrating the technical solutions of the present application, but not limiting the present application, and are not limiting the patent scope of the present application. Although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions recorded in the above embodiments can be modified, or some or all of the technical features can be replaced by equivalents. The modification or replacement does not make the essence of the corresponding technical solution deviate from the scope of the technical solutions of the embodiments of the present application. In addition, the technical solutions of the present application are directly or indirectly applied to other related technical fields, which are also included in the patent protection scope of the present application.

Claims

1. A stable double-arm automobile rearview mirror, comprising a mounting base fixedly assembled on a vehicle body and a mirror body connected with the mounting base, characterized in that, an upper fixed arm and a lower fixed arm are arranged on the mounting base in a spaced-apart manner; the upper fixed arm is fixedly provided with an L-shaped upper fixed table, and the lower fixed arm is fixedly provided with an L-shaped lower fixed table; an upper movable arm is arranged on the upper fixed table, one end of the upper movable arm is rotatably arranged on the upper fixed table, the other end of the upper movable arm extends outward, the extending end is fixedly connected with the mirror body, and an upper rotation stop structure is arranged between the upper movable arm and the upper fixed table to form a stop position after the upper movable arm is rotated to a position; from a projection directly above or directly below the mirror, the upper fixed arm and the lower fixed arm and the upper movable arm and the lower movable arm are overlapped; a lower movable arm is arranged on the lower fixed table, one end of the lower movable arm is rotatably arranged on the lower fixed table, the other end of the lower movable arm extends outward, the extending end is fixedly connected with the mirror body, and a lower rotation stop structure is arranged between the lower movable arm and the lower fixed table to form a stop position after the lower movable arm is rotated to a position; when the mirror body is pulled, the upper movable arm and the lower movable arm are synchronously rotated at the rotation positions between the upper movable arm and the upper fixed table and between the lower movable arm and the lower fixed table, respectively, and the rotation stop of the upper movable arm by the upper rotation stop structure is synchronous with the rotation stop of the lower movable arm by the lower rotation stop structure; the rotation stop position of the upper movable arm by the upper rotation stop structure is consistent with the rotation stop position of the lower movable arm by the lower rotation stop structure; the upper fixed arm is integrally formed with the mounting base, the upper fixed arm has an L-shaped structure, the upper fixed arm is hollow, the upper fixed table is arranged in the interior of the upper fixed arm to form a fixed connection with the upper fixed arm, a horizontal part of the upper fixed table is fixedly provided with an upper rotation shaft, an end part of the upper movable arm is provided with an upper rotation through hole, the upper rotation shaft is inserted into the upper rotation through hole, and the upper movable arm can rotate around the upper rotation shaft as a center; the lower fixed arm is integrally formed with the mounting base, the lower fixed arm has an L-shaped structure, the lower fixed arm is hollow, the lower fixed table is arranged in the interior of the lower fixed arm to form a fixed connection with the lower fixed arm, a horizontal part of the lower fixed table is fixedly provided with a lower rotation shaft, an end part of the lower movable arm is provided with a lower rotation through hole, the lower rotation shaft is inserted into the lower rotation through hole, and the lower movable arm can rotate around the lower rotation shaft as a center; 2. The stable dual-arm automobile outside mirror according to claim 1, wherein, the mirror body comprises a mirror housing, three types of lenses and two types of lenses assembled on the mirror housing, the three types of lenses are above the two types of lenses, and the area of the three types of lenses is greater than that of the two types of lenses. the upper rotation stop structure comprises an upper circular ring limiting table fixedly arranged on the horizontal part of the upper fixed table, three upper limiting blocks are arranged on the upper circular ring limiting table in a ring-shaped and equidistant manner, the upper limiting block comprises an upper limiting plane and an upper limiting inclined surface extending from both sides of the upper limiting plane towards the surface of the upper circular ring limiting table, and the upper limiting plane is higher than the surface of the upper circular ring limiting table. The upper movable arm is provided with an upper circular annular clamping table matched with the upper circular annular limiting table, three upper clamping grooves are arranged on the upper circular annular clamping table in a circular and equidistant manner, the upper clamping groove comprises an upper clamping plane and an upper clamping inclined surface extending from both sides of the upper clamping plane towards the surface of the upper circular annular clamping table, and the upper clamping plane is lower than the surface of the upper circular annular clamping table; three upper limiting blocks are in one-to-one correspondence with the three upper clamping grooves and are matched with each other, and after the upper limiting block is placed in the upper clamping groove, the rotation between the upper movable arm and the upper fixed table is positioned and clamped.

3. The stable dual-arm automobile outside mirror according to claim 1, wherein, The lower rotating clamping structure comprises a lower circular annular limiting table fixedly arranged on the horizontal part of the lower fixed table, three lower limiting blocks are arranged on the lower circular annular limiting table in a circular and equidistant manner, the lower limiting block comprises a lower limiting plane and a lower limiting inclined surface extending from both sides of the lower limiting plane towards the surface of the lower circular annular limiting table, and the lower limiting plane is higher than the surface of the lower circular annular limiting table; The lower movable arm is provided with a lower circular annular clamping table matched with the lower circular annular limiting table, three lower clamping grooves are arranged on the lower circular annular clamping table in a circular and equidistant manner, the lower clamping groove comprises a lower clamping plane and a lower clamping inclined surface extending from both sides of the lower clamping plane towards the surface of the lower circular annular clamping table, and the lower clamping plane is lower than the surface of the lower circular annular clamping table; three lower limiting blocks are in one-to-one correspondence with the three lower clamping grooves and are matched with each other, and after the lower limiting block is placed in the lower clamping groove, the rotation between the lower movable arm and the lower fixed table is positioned and clamped; A rotating clamping block is fixedly arranged on the lower circular annular clamping table, and an arc-shaped stroke clamping groove is formed on the lower circular annular clamping table, and the rotating clamping block moves within the stroke of the stroke clamping groove.

4. The stable dual-arm automobile outside mirror according to claim 1, wherein, An upper spring, an upper annular pressing disc and an upper limiting plug are arranged at the upper rotating shaft, an upper clamping groove is formed at the upper end of the upper rotating shaft, the upper spring is arranged in the upper rotating through hole, the bottom of the upper rotating through hole is provided with an upper annular contact table which is in contact with the upper spring, the upper rotating shaft passes through the upper spring, the upper annular pressing disc is clamped in the upper clamping groove, the upper spring is pressed between the upper surface of the upper annular contact table and the lower surface of the upper annular pressing disc, and the upper limiting plug is clamped in the upper clamping groove and above the upper annular pressing disc. A lower spring, a lower annular pressing disc and a lower limiting plug are arranged at the lower rotating shaft, a lower clamping groove is formed at the upper end of the lower rotating shaft, the lower spring is arranged in the lower rotating through hole, the bottom of the lower rotating through hole is provided with a lower annular contact table which is in contact with the lower spring, the lower rotating shaft passes through the lower spring, the lower annular pressing disc is clamped in the lower clamping groove, the lower spring is pressed between the upper surface of the lower annular contact table and the lower surface of the lower annular pressing disc, and the lower limiting plug is clamped in the lower clamping groove and above the lower annular pressing disc.

5. The stable type double connecting arm automobile rearview mirror according to claim 1, wherein The rearview mirror housing comprises a front housing and a rear housing; The rear housing is provided with an upper mounting portion and a lower mounting portion which extend from the middle of the side close to the mounting base towards the mounting base, and the extension lengths of the upper mounting portion and the lower mounting portion are the same; The upper mounting portion and the lower mounting portion are both C-shaped structures with one side opening, and the C-shaped opening is arranged towards the front housing, The upper movable arm extends into the upper mounting portion and is fixedly connected with the upper mounting portion; The lower movable arm extends into the lower mounting portion and is fixedly connected with the lower mounting portion; The upper cover portion and the lower cover portion extend from the middle part of the rear shell close to the mounting base towards the mounting base, the upper cover portion corresponds to the upper mounting portion and covers the opening side of the upper mounting portion, and the lower cover portion corresponds to the lower mounting portion and covers the opening side of the lower mounting portion.

6. The stable two-segment trailerable automobile exterior mirror according to claim 5, wherein The upper mounting portion is enclosed by the upper mounting middle part, the upper mounting top part and the upper mounting bottom part, the outer surface of the upper mounting middle part is raised towards the rear of the rear shell, the inner surface of the upper mounting middle part is recessed towards the outside of the rear shell, the upper mounting top part is connected between the upper edge of the upper mounting middle part and the outer side surface of the rear shell, and the upper mounting bottom part is connected between the lower edge of the upper mounting middle part and the outer side surface of the rear shell. The lower mounting portion is enclosed by the lower mounting middle part, the lower mounting top part and the lower mounting bottom part, the outer surface of the lower mounting middle part is raised towards the rear of the rear shell, the inner surface of the lower mounting middle part is recessed towards the outside of the rear shell, the lower mounting top part is connected between the upper edge of the lower mounting middle part and the outer side surface of the rear shell, and the lower mounting bottom part is connected between the lower edge of the lower mounting middle part and the outer side surface of the rear shell.

7. The stable dual-arm automobile outside mirror according to claim 6, wherein, The upper mounting middle part comprises an upper body part at the position of the rear shell and an upper extension part extending towards the mounting base, and the upper movable arm is fixedly connected with the upper body part and the upper extension part through the upper connecting piece respectively. The lower mounting middle part comprises a lower body part at the position of the rear shell and a lower extension part extending towards the mounting base, and the lower movable arm is fixedly connected with the lower body part and the lower extension part through the lower connecting piece respectively.

8. The stable dual-arm automobile outside mirror according to claim 1, wherein, The upper rotating shaft and / or the lower rotating shaft are designed as through holes to allow the cable to pass through the through hole from the mounting base side and enter the mirror body.

9. The stable bi-link mirror of claim 5, wherein, After the front shell and the rear shell are clamped in place, the upper movable arm and the lower movable arm are hidden between the front shell and the rear shell.

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