CN219790034U - Electric rear-view mirror for locomotive - Google Patents

Abstract

The utility model relates to an electric rearview mirror for a locomotive, and relates to the technical field of locomotive rearview mirrors. The utility model relates to an electric rearview mirror for a locomotive, which comprises a mirror shell and a mirror support, wherein the mirror shell is used for being connected with the locomotive, the mirror support is used for mounting a lens, the mirror support is provided with a spherical hinge part which is in spherical hinge with the support, the support is provided with at least two adjusting components which are positioned at the outer side of the spherical hinge part, the end parts of the adjusting components are hinged with the mirror support, and the mirror support can be pushed and pulled through the adjusting components so as to enable the mirror support to rotate around the spherical hinge part. Can be used for solving the problem that the view angle of the rearview mirror is inconvenient to adjust, inaccurate and low in automation degree.

Description

Electric rear-view mirror for locomotive

Technical Field

The utility model relates to the technical field of locomotive rearview mirrors, in particular to an electric rearview mirror for a locomotive.

Background

The driver needs to observe the conditions of the vehicle side and the vehicle rear through the rearview mirror during driving, and needs to adjust the mirror surface so as to obtain the optimal view.

The prior art, such as chinese patent application CN202210625106.5, discloses a rearview mirror adjusting device, which comprises an inner casing and an outer casing of a mirror frame, wherein a pillar is provided that is in spherical hinge connection with the outer casing of the mirror frame, a second positioning gear is sleeved on the pillar, a first positioning gear is provided on the outer casing of the mirror frame, and a driving component is provided, the driving component comprises a main driving gear connected with a driving source, a deflection driving gear is arranged on a main driving gear shaft, and a deflection adjusting mechanism is arranged on the main driving gear shaft, so that the deflection driving gear can move in a deflection manner on the main driving gear shaft; the rearview mirror adjusting device further comprises a first direction transmission mechanism and a second direction transmission mechanism, wherein transmission main gears matched with the deflection driving gears are respectively arranged on the first direction transmission mechanism and the second direction transmission mechanism, the first direction transmission mechanism is also provided with a first direction transmission driven part with the first direction position adjusting gear, and the second direction transmission mechanism is provided with a second direction transmission driven part with the second direction position adjusting gear.

For the conventional pneumatic fixed type rearview mirror, an operator usually directly adjusts a mirror frame by compressed air, and only simply opens and closes two positions, so that it is difficult to accurately stop the rearview mirror at a certain position. For manual rearview mirrors, a driver opens or closes the rearview mirror by holding the mirror surface by hand, and there is also a defect of accurate positioning of the rearview mirror. For the dragline rearview mirror, a driver can adjust the visual angle of the mirror surface in the vehicle through a dragline, and the position and the visual angle of the rearview mirror can be conveniently adjusted, but the defects are obvious, namely, the operation mode is clumsy, and the degree of automation is not high.

Disclosure of Invention

The utility model provides an electric rearview mirror for a locomotive, which can be used for solving the problems of inconvenient and inaccurate regulation of the view angle of the rearview mirror and low automation degree.

The utility model provides an electric rearview mirror for a locomotive, which comprises a mirror shell and a mirror support, wherein the mirror shell is used for being connected with the locomotive, the mirror support is used for mounting a lens, the mirror support is provided with a spherical hinge part which is in spherical hinge with the support, the support is provided with at least two adjusting components which are positioned at the outer side of the spherical hinge part, the end parts of the adjusting components are hinged with the mirror support, and the mirror support can be pushed and pulled through the adjusting components so as to enable the mirror support to rotate around the spherical hinge part.

In one embodiment, the adjusting assembly comprises an adjusting motor, the adjusting motor is arranged on the support, and a telescopic shaft of the adjusting motor is hinged with the lens holder.

In one embodiment, the support is provided with two adjusting components, and the connection lines between the hinge points of the two adjusting components and the lens support and the spherical hinge piece are perpendicular to each other. According to the embodiment, the two adjusting assemblies can rotate the lens holder in the vertical direction and the horizontal direction, so that the lens holder can be in an optimal visual field range state of a user.

In one embodiment, the mirror housing has a receiving slot, a mirror frame is disposed in the receiving slot, and the bracket is detachably connected with the mirror frame. Through this embodiment, the picture frame can hold in the palm and the adjusting part plays the supporting role to the mirror, and the mirror shell plays the guard action to its whole.

In one embodiment, a mounting plate is arranged on the outer side of the mirror housing, a rotatable rotating shaft is arranged on the mounting plate, the rotating shaft is connected with the mirror housing, and the axis of the rotating shaft is parallel to the plane where the lens is located. Through this embodiment, make lens, mirror support and the whole of picture frame can rotate in vertical direction, can carry out the large-span to the rear-view mirror and adjust to it, reduce transverse width, play the effect of protection.

In one embodiment, a limiting member is disposed on the rotating shaft, and the limiting member can form a limiting structure with the mounting plate so as to limit the rotation angle of the rotating shaft. With this embodiment, the position of the rear view mirror is prevented from exceeding the driver's visual field.

In one embodiment, the mounting plate is provided with a driving assembly for driving the rotating shaft to rotate, and the mounting plate is provided with a protective cover covered outside the driving assembly. Through this embodiment, through the protective cover, play the guard action to drive assembly.

In one embodiment, the driving assembly comprises an opening motor, a driving piece is arranged on an output shaft of the opening motor, a driven wheel is sleeved on the rotating shaft, and the driving piece can be in transmission connection with the driven wheel.

In one embodiment, the driving piece comprises a motor worm, a transmission worm is further arranged on the mounting plate, a driving gear is sleeved on the transmission worm, the driving gear is meshed with the motor worm, reduction gears positioned on two sides of the driving gear are further arranged on the mounting plate, and the transmission worm is meshed with the driven wheel through the reduction gears. Through this embodiment, guarantee drive pivot pivoted stability.

In one embodiment, the opening motor is a stepping motor, the step length of the opening motor is 0.5 degrees, and the opening motor is provided with a band-type brake structure. Through this embodiment, can fix a position the rear-view mirror accurately, can guarantee the stability of rear-view mirror angle.

The above-described features may be combined in various suitable ways or replaced by equivalent features as long as the object of the present utility model can be achieved.

Compared with the prior art, the electric rearview mirror for the locomotive has at least the following beneficial effects:

through mirror support installation lens, hold up the support effect through the mirror shell to the mirror, be provided with two at least adjusting part on the mirror shell, adjusting part can push-and-pull mirror support realization mirror support is rotated around the spherical hinge spare to realize adjusting the inclination of lens, realize the right amount of regulation of a plurality of directions of lens through multiunit adjusting part, realize the accurate regulation of lens, need not artifical manual touching lens, the driver need not stretch out the angle of side window outer regulation rear-view mirror with the hand, is convenient for realize automatic regulation, improves user's use experience.

Drawings

The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of an exploded structure in an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the attachment of the adjustment assembly to the lens holder;

FIG. 3 is a schematic illustration of the connection of the lens holder to the adjustment assembly when in an initial state;

FIG. 4 is a schematic view of the lens holder of FIG. 3 rotated by a certain angle;

FIG. 5 is a schematic view of the lens holder of FIG. 3 rotated by another predetermined angle;

FIG. 6 is a schematic diagram of the transmission of the drive assembly and the shaft;

FIG. 7 is a schematic cross-sectional view of A-A of FIG. 6;

FIG. 8 is a partial schematic view of a stop for a spindle;

fig. 9 is a schematic view of the rearview mirror assembly of the present utility model.

In the drawings, like parts are designated with like reference numerals. The figures are not to scale.

Reference numerals:

10. a mirror housing; 11. a frame; 20. a lens holder; 21. a lens; 22. a spherical hinge member; 30. an adjustment assembly; 31. adjusting a motor; 32. a bracket; 40. a mounting plate; 41. a protective cover; 50. a rotating shaft; 51. driven wheel; 52. a limiting piece; 60. starting a motor; 61. a motor worm; 62. a drive gear; 63. a drive worm; 64. a reduction gear.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

As shown in fig. 1, the utility model provides an electric rearview mirror for a locomotive, which comprises a mirror shell 10 for being connected with the locomotive and a mirror support 20 for mounting a lens 21, wherein the mirror shell 10 is provided with a support 32, the mirror support 20 is provided with a spherical hinge piece 22 which is in spherical hinge with the support 32, the support 32 is provided with at least two adjusting assemblies 30 positioned outside the spherical hinge piece 22, the end parts of the adjusting assemblies 30 are hinged with the mirror support 20, and the mirror support 20 can be pushed and pulled through the adjusting assemblies 30 so as to enable the mirror support 20 to rotate around the spherical hinge piece 22.

Specifically, the lens 21 is mounted on the lens holder 20 by means of clamping or bonding, and the plane of the lens 21 is vertical. When the lens 21 is in the vertical initial state, all the adjusting components 30 are parallel to each other and are in the horizontal state, the telescopic ends of the adjusting components 30 are hinged with the lens holder 20, and the adjusting components 30 can be in damping hinged connection when mounted on the bracket 32. When the mirror is driven to rotate, the mirror can be independently rotated in the vertical direction or in the horizontal direction, and the mirror can be combined with a proper amount of the mirror in the vertical direction and the horizontal direction. In order to expand the field of view better, the lens 21 is a convex lens.

In one embodiment, as shown in fig. 2, the adjusting assembly 30 includes an adjusting motor 31, the adjusting motor 31 is disposed on a bracket 32, and a telescopic shaft of the adjusting motor 31 is hinged to the lens holder 20.

Specifically, the adjusting motor 31 is preferably a linear motor, the adjusting motor 31 is disposed on an outer wall of the bracket 32, the bracket 32 in the drawing is cylindrical, and an end directly adjacent to the spherical hinge member 22 is provided with an arc-shaped groove structure, which is mutually matched with the spherical hinge member 22. The spherical hinge 22 comprises a plate structure and spherical protrusions arranged on the plate structure, the plate structure and the lens holder 20 are connected with each other through a buckle, a bolt or adhesion, the lens holder 20 is in spherical sliding connection with the bracket 32 through the spherical hinge 22, and the spherical hinge is equivalent to a fulcrum of a lever, so that the lens holder 20 can rotate by 360 degrees. It should be further noted that, the adjusting motor 31 is hinged to the lens holder 20, that is, the supporting function of the lens holder 20 is realized by the adjusting motor 31; similarly, the telescopic shaft of the adjusting motor 31 can also be abutted against the lens holder 20, the spherical hinge piece 22 and the bracket 32 are of a magnetic attraction structure or a spherical limiting structure, and the spherical hinge piece 22 is connected with the bracket 32 to provide supporting force for the lens holder 20.

In one embodiment, the bracket 32 is provided with two adjustment assemblies 30, and the connection lines between the hinge points of the two adjustment assemblies 30 and the lens holder 20 and the spherical hinge 22 are perpendicular to each other. By this embodiment, the two adjusting assemblies 30 can rotate the lens holder 20 in the vertical direction and the horizontal direction, so that the lens holder can be in an optimal view range state of the user.

Specifically, the distances from the hinge point of the two adjusting assemblies 30 and the lens holder 20 to the spherical hinge 22 are equal, and the two adjusting assemblies 30 are parallel to each other. One of the adjustment assemblies 30 is located on the left or right side of the bracket 32 (effecting horizontal adjustment of the lens 21) and the other adjustment assembly 30 is located on the upper or lower end of the bracket 32 (effecting vertical adjustment of the lens 21). What needs to be further explained is: as shown in fig. 3-5, are schematic views of one of the adjustment assemblies 30 as it controls the rotation of the carriage; wherein FIG. 3 is a schematic diagram in an initial state; fig. 4 illustrates that the telescopic shaft of the adjusting assembly 30 moves forward to push the upper end of the lens holder 20 forward, the lens holder 20 rotates around the spherical hinge 22, the lower end of the lens holder 20 moves backward, and the lens holder 20 tilts forward by a certain angle; fig. 5 is a schematic view showing the upper end of the rear mirror holder 20, and the lower end of the mirror holder 20 moves forward, in the same principle as fig. 4.

In one embodiment, the mirror housing 10 has a receiving groove in which the mirror frame 11 is disposed, and the bracket 32 is detachably connected to the mirror frame 11. By this embodiment, the mirror frame 11 can support the mirror holder 20 and the adjusting unit 30, and the mirror housing 10 can protect the entire mirror.

Specifically, when the mirror housing 10 and the mirror frame 11 are mounted, they do not move relative to each other, and the mirror frame 11 and the mirror housing 10 can be connected by bolts.

In one embodiment, as shown in fig. 1, 6, 7 and 8, a mounting plate 40 is disposed on the outer side of the mirror housing 10, and a rotatable shaft 50 is disposed on the mounting plate 40, the shaft 50 is connected to the mirror housing 10, and the axis of the shaft 50 is parallel to the plane of the lens 21. Through this embodiment, make lens 21, mirror support 20 and the whole of picture frame 11 can rotate in vertical direction, can carry out the large-span to the rear-view mirror and adjust to it, reduce transverse width, play the effect of protection.

Specifically, the mounting plate 40 is used for being mounted on a locomotive, the upper end of the rotating shaft 50 is fixed through the mounting plate 40, the lower end of the rotating shaft 50 is connected with the mirror housing 10, in fig. 1, the rotating shaft 50 is connected with the mirror housing 10 through a connecting plate, and the connecting plate is connected with the mirror housing 10 through a screw. The outer wall at pivot 50 still is provided with the staple bolt structure, and staple bolt structure and mounting panel 40 interconnect, pivot 50 can rotate relative staple bolt, plays the effect of supporting the location to pivot 50 through the staple bolt structure. In the actual use process, the rotary shaft 50 is used for realizing large-amplitude adjustment of the lens 21, and the adjusting component 30 is used for realizing fine adjustment of the lens 21. The mounting plate 40 is provided with a wiring port through which cable ends of the adjusting assembly 30 and the driving assembly are connected with the control switch. To prevent electrical shock, both the adjustment assembly 30 and the drive assembly have ground points connected to the vehicle body ground by ground cables. The rotating shaft 50 is fixedly connected with the connecting plate through a nut, so that the whole rearview mirror is driven to rotate, and the opening or closing of the rearview mirror is realized.

It should be further noted that, during the use, the driving assembly is used to open the rearview mirror to a certain angle, and then the adjusting assembly 30 is used to adjust the rearview mirror to an optimal angle, so that the driver obtains a precise visual field area. After the power is off, the angle of the rearview mirror is fixed at the position when the power is off by the adjusting assembly 30 and the band-type brake mechanism of the driving assembly.

In one embodiment, the rotation shaft 50 is provided with a limiting member 52, and the limiting member 52 can form a limiting structure with the mounting plate 40 to limit the rotation angle of the rotation shaft 50. With this embodiment, the position of the rear view mirror is prevented from exceeding the driver's visual field.

Specifically, the limiting member 52 is a protruding structure disposed on the outer wall of the rotating shaft 50, and the protruding structure rotates along with the rotating shaft 50, so that after the protruding structure and the mounting plate 40 form a limiting structure, the rotating shaft 50 cannot continue to rotate, and the limiting function is performed on the maximum rotation angle of the rotating shaft 50.

In one embodiment, the mounting plate 40 is provided with a drive assembly for driving the rotation shaft 50 to rotate, and the mounting plate 40 is provided with a protective cover 41 covering the drive assembly. With the present embodiment, the drive assembly is protected by the protective cover 41.

Specifically, in order to improve the protection strength, the mirror housing 10, the mounting plate 40, and the protection cover 41 are all metal plates. To prevent rain from entering the interior of the drive assembly, the mounting plate 40 is rubber-sealed to the vehicle body interface. In order to effectively reduce the resistance of the rearview mirror during running of the motor train unit, the side surfaces of the mirror shell 10 and the protective cover 41 are both in cambered surface structures.

In one embodiment, the driving assembly includes an opening motor 60, a driving member is disposed on an output shaft of the opening motor 60, a driven wheel 51 is sleeved on the rotating shaft 50, and the driving member can be in transmission connection with the driven wheel 51.

In one embodiment, the driving member includes a motor worm 61, a driving worm 63 is further disposed on the mounting plate 40, a driving gear 62 is sleeved on the driving worm 63, the driving gear 62 is meshed with the motor worm 61, reduction gears 64 located on two sides of the driving gear 62 are further disposed on the mounting plate 40, and the driving worm 63 and the driven wheel 51 are meshed with each other through the reduction gears 64. By this embodiment, the stability of rotation of the driving shaft 50 is ensured.

Specifically, as shown in fig. 6 and 7, the driving worm 63 is in a horizontal state, the axis of the driving gear 62 is horizontally sleeved in the middle of the driving worm 63, the starting motor 60 is arranged below the driving worm 63, the reduction gear 64 is simultaneously meshed with the driving worm 63 and the driven gear, and the driven gear is sleeved on the rotating shaft 50 through a wedge key.

In one embodiment, the opening motor 60 is a stepper motor with a step size of 0.5 ° and the opening motor 60 has a band-type brake structure. Through this embodiment, can fix a position the rear-view mirror accurately, can guarantee the stability of rear-view mirror angle.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "bottom," "top," "front," "rear," "inner," "outer," "left," "right," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present 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 present utility model.

While the utility model has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (10)

1. The utility model provides an electronic rear-view mirror for locomotive, its characterized in that, including being used for the mirror shell that is connected with the locomotive and being used for installing the mirror support of lens, the mirror shell is provided with the support, the mirror support be provided with the spherical hinge spare of support spherical hinge, be provided with at least two on the support and be located the adjusting part in the spherical hinge spare outside, adjusting part's tip with the mirror support articulates, through adjusting part can push and pull the mirror support, so that the mirror support can wind the spherical hinge spare rotates.

2. The electric rearview mirror for a locomotive according to claim 1, wherein the adjusting assembly comprises an adjusting motor, the adjusting motor is arranged on the bracket, and a telescopic shaft of the adjusting motor is hinged with the mirror support.

3. The electric rearview mirror for locomotive according to claim 1, wherein the bracket is provided with two adjusting assemblies, and the connection lines between the hinging points of the two adjusting assemblies and the mirror bracket and the spherical hinge piece are perpendicular to each other.

4. The electric rearview mirror for a locomotive according to claim 1, wherein the mirror housing has a receiving groove, a mirror frame is disposed in the receiving groove, and the bracket is detachably connected with the mirror frame.

5. The electric rearview mirror for a locomotive according to claim 1, wherein a mounting plate is arranged on the outer side of the mirror housing, a rotatable rotating shaft is arranged on the mounting plate, the rotating shaft is connected with the mirror housing, and the axis of the rotating shaft is parallel to the plane where the lenses are located.

6. The electric rearview mirror for a locomotive according to claim 5, wherein a limiting member is provided on the rotating shaft, and the limiting member can form a limiting structure with the mounting plate to limit the rotation angle of the rotating shaft.

7. The electric rearview mirror for a locomotive according to claim 5, wherein the mounting plate is provided with a driving assembly for driving the rotating shaft to rotate, and the mounting plate is provided with a protective cover covered outside the driving assembly.

8. The electric rearview mirror for a locomotive according to claim 7, wherein the driving assembly comprises an opening motor, a driving member is arranged on an output shaft of the opening motor, a driven wheel is sleeved on the rotating shaft, and the driving member can be in transmission connection with the driven wheel.

9. The electric rearview mirror for a locomotive according to claim 8, wherein the driving member comprises a motor worm, a transmission worm is further arranged on the mounting plate, a driving gear is sleeved on the transmission worm, the driving gear is meshed with the motor worm, reduction gears positioned on two sides of the driving gear are further arranged on the mounting plate, and the transmission worm is meshed with the driven wheel through the reduction gears.

10. The electric rearview mirror for a locomotive according to claim 8, wherein the opening motor is a stepping motor with a step length of 0.5 °, and the opening motor has a band-type brake structure.