CN218753310U - Reflector turnover device - Google Patents

Abstract

The application provides a speculum turning device relates to car production technical field. The application provides a reflector overturning device which comprises a shell, an overturning bracket movably connected to the shell, a reflector fixedly connected to the overturning bracket, and a driving mechanism used for driving the overturning bracket to rotate; wherein, the connecting point of the turning bracket and the shell and the reflector are positioned at two opposite sides of the turning bracket. The reflector turnover device can be beneficial to forming processing in the production and use processes, guarantees the precision requirement, improves the imaging level, and also improves the strength, vibration resistance and picture shake resistance of the whole structure.

Description

Reflector turnover device

Technical Field

The application relates to the technical field of automobile accessory production, in particular to a reflector turnover device.

Background

With the vigorous development of the automotive industry, vehicle-mounted HUDs have also been more widely used. On-vehicle HUD utilizes optical reflection's principle, projects important driving record on the windscreen to reduce the frequency that the instrument was looked over to the driver head-down, thereby avoid driver attention to interrupt the probability that reduces the occurence of failure. In order to obtain more display contents, a larger area of the turnable mirror is needed, so that the load becomes larger, and a larger challenge is brought to the driving scheme.

HUD on the existing market is more directly to have the pivot for the speculum, when the reflector amass grow, has the problem that pivot structure is complicated, intensity variation, anti-vibration performance are low, leads to picture shake, speculum upset precision step-down easily, and the image quality subalternation problem, and then influences user experience.

SUMMERY OF THE UTILITY MODEL

The application provides a speculum turning device aims at solving the on-vehicle HUD speculum picture shake that provides among the prior art, the speculum quality of imaging is poor problem.

The embodiment of the application is realized as follows:

in one aspect of the embodiments of the present application, a mirror turning device is provided, which includes a housing, a turning bracket fixedly connected to the housing, a mirror fixedly connected to the turning bracket, and a driving mechanism for driving the turning bracket to rotate; wherein, the connecting point of the turnover bracket and the shell and the reflector are positioned at two opposite sides of the turnover bracket.

Optionally, the reflector turning device further includes two rotation shafts disposed at two opposite ends of the turning support, two grooves are disposed on the housing corresponding to the rotation shafts, and the two rotation shafts are clamped in the two grooves in a one-to-one correspondence.

Optionally, the mirror turning device further comprises two swing arms and two shaft sleeves, the two swing arms are respectively buckled on the two rotation shafts in a one-to-one correspondence mode, the two shaft sleeves are respectively and fixedly connected to the same side of the turning support, the two shaft sleeves are respectively and fixedly connected with the two swing arms, and one ends of the two shaft sleeves, which deviate from the turning support, are fixedly connected to the shell.

Optionally, the mirror turning device further comprises a swing arm torsion spring, one end of the swing arm torsion spring is connected with the swing arm, the other end of the swing arm torsion spring is connected with the shaft sleeve, and the swing arm torsion spring is used for providing resetting force for the turning support.

Optionally, the driving mechanism comprises a motor and a gear connected to an output shaft of the motor, and the gear is in transmission connection with the overturning bracket.

Optionally, the overturning bracket is fixedly connected with a sector connecting piece, one end, away from the overturning bracket, of the sector connecting piece is provided with sector teeth, and the overturning bracket is meshed with the gear through the sector teeth.

Optionally, the driving mechanism further includes a motor casing having a through hole at one side, the motor is disposed in the motor casing, and an output shaft of the motor extends out of the motor casing from the through hole.

Optionally, the mirror turnover device further comprises a rotary torsion spring, one end of the rotary torsion spring is connected with the motor casing, the other end of the rotary torsion spring is connected with the fan-shaped connecting piece, and the rotary torsion spring is used for providing a reset force for the fan-shaped connecting piece.

Optionally, the housing has a containing cavity, openings are respectively arranged at two adjacent sides of the containing cavity, the reflector and the turnover support are both arranged in the containing cavity, and the working surface of the reflector faces one of the openings.

Optionally, the bottom of the accommodating cavity is further provided with a limit switch, and the limit switch is electrically connected with the reflector and used for controlling the reflector to be turned on or turned off.

The beneficial effects of the embodiment of the application include: the reflector turnover device provided by the embodiment of the application comprises a shell, a turnover support and a turnover mechanism, wherein the shell is used for accommodating a reflector and the turnover support; the turnover bracket is fixedly connected to the shell, and the reflector is fixedly connected to the turnover bracket; the reflector is adhered to the turnover support, and the support force is provided for the turnover support through the shell, so that the reflector has good anti-image-shaking performance; the driving mechanism for driving the overturning bracket to rotate can enable the overturning process to be more efficient and reliable; wherein, the connecting point of upset support and shell and speculum are located the relative both sides of upset support to make overall structure's focus more stable, make overall structure more reliable and more stable. The reflector turnover device obtained by the design can be beneficial to forming processing in the production and use processes, ensures the precision requirement, improves the imaging level and also improves the strength, vibration resistance and picture shake resistance of the whole structure.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic back structure diagram of a mirror turnover device provided in an embodiment of the present application;

fig. 2 is a schematic front structure diagram of a mirror turning device according to an embodiment of the present application.

Icon: 100-mirror turnover device; 110-a housing; 111-grooves; 112-a receiving cavity; 113-limit switch; 120-overturning the bracket; 121-a rotating shaft; 122-a swing arm; 123-shaft sleeve; 124-swing arm torsion spring; 126-fan shaped connectors; 1261-sector teeth; 130-a mirror; 140-a drive mechanism; 141-a motor; 142-a gear; 143-motor housing; 1431-through hole; 144-rotating torsion spring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some but not all of the embodiments of the present invention. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.

In the description of the present application, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and for simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1, in one aspect of the present embodiment, a mirror flipping unit 100 includes a housing 110, a flipping bracket 120 fixedly connected to the housing 110, a mirror 130 fixedly connected to the flipping bracket 120, and a driving mechanism 140 for driving the flipping bracket 120 to rotate; wherein, the connection point of the turning bracket 120 and the housing 110 and the reflecting mirror 130 are positioned at two opposite sides of the turning bracket 120.

Specifically, the reflecting mirror 130 is fixed on the turning bracket 120 by glue (e.g., 3M glue), the reflecting mirror 130 and the turning bracket 120 are both disposed inside the outer shell 110, the left and right sides of the turning bracket 120 are movably connected to the left and right sides of the outer shell 110, the outer shell 110 is configured to provide a turning fulcrum for the turning bracket 120, a driving mechanism 140 is disposed outside the outer shell 110, and the driving mechanism 140 is in transmission connection with the turning bracket 120 and configured to drive the turning bracket 120 to rotate.

It should be noted that, in the first embodiment of the present application, the flip bracket 120 is fixedly connected to the outer shell 110. Such an arrangement enables a flexible connection relationship between the turning bracket 120 and the outer shell 110, and when the turning bracket 120 is turned, the outer shell 110 can provide a supporting force for the turning bracket 120, so that the turning process is more efficient and reliable, and the whole structure is more stable.

Second, in this embodiment of the application, the reflecting mirror 130 is fixedly connected to the turning support 120, and such an arrangement enables the reflecting mirror 130 and the turning support 120 to be an integrated structure, and when the turning support 120 rotates, the reflecting mirror 130 can be driven to rotate simultaneously, so that the problem of shaking of the reflecting mirror 130 in the rotating process is solved, and the imaging quality is improved.

The mirror turnover device 100 provided by the embodiment of the present application includes a housing 110 for accommodating a mirror 130 and a turnover bracket 120; further comprising a turning bracket 120 fixedly connected to the housing 110 and a reflecting mirror 130 fixedly connected to the turning bracket 120; by adhering the reflecting mirror 130 to the turn bracket 120 and providing a supporting force to the turn bracket 120 through the housing 110, such an arrangement enables the reflecting mirror 130 to have a good picture shaking prevention performance; the driving mechanism 140 for driving the turning bracket 120 to rotate can make the turning process more efficient and reliable; the connection point between the turning bracket 120 and the housing 110 and the reflecting mirror 130 are located on two opposite sides of the turning bracket 120, so that the center of gravity of the overall structure is more stable, and the overall structure is more stable and reliable. The reflector turnover device 100 obtained by the design can be beneficial to forming processing in the production and use processes, meanwhile, the precision requirement is ensured, the imaging level is improved, and the strength, vibration resistance and picture shake resistance of the whole structure are also improved.

In an implementation manner of the present application, as shown in fig. 1, the mirror flipping unit 100 further includes two rotating shafts 121 disposed at two opposite ends of the flipping bracket 120, two grooves 111 are disposed on the housing 110 corresponding to the rotating shafts 121, and the two rotating shafts 121 are correspondingly engaged in the two grooves 111 one by one.

Specifically, the left end and the right end of the turning bracket 120 are extended to form two rotation shafts 121, and the housing 110 is provided with two grooves 111 capable of being matched with the two rotation shafts 121, so that when the turning device is installed inside the housing 110, the two rotation shafts 121 can be in one-to-one correspondence with the two grooves 111 and be engaged with the two grooves 111.

Be provided with axis of rotation 121 through the relative both ends with upset support 120, and be provided with recess 111 on shell 110 correspondingly, a set up the mode for with axis of rotation 121 one-to-one block, can make upset support 120 be connected with shell 110 and become an organic whole and carry out nimble rotation, simultaneously when upset support 120 is rotating, shell 110 also provides upset support 120 holding power through recess 111 department, make speculum turning device 100's overall structure more stable, also make the upset process more reliable simultaneously.

In an implementation manner of the present application, as shown in fig. 1, the mirror turning device 100 further includes two swing arms 122 and two shaft sleeves 123, the two swing arms 122 are respectively buckled on the two rotation shafts 121 in a one-to-one correspondence, the two shaft sleeves 123 are respectively and fixedly connected to the same side of the turning support 120, the two shaft sleeves 123 are respectively and fixedly connected to the two swing arms 122, and one end of the two shaft sleeves 123 departing from the turning support 120 is fixedly connected to the housing 110.

Specifically, two shaft sleeves 123 are mounted on one surface of the turning support 120 away from the fixed reflector 130, the two shaft sleeves 123 are respectively located at the left end and the right end of the turning support 120, the two shaft sleeves 123 are fixedly connected with the turning support 120 through screws and sliding gaskets, and the two shaft sleeves 123 are fixedly connected with the shell 110 through screws, so that the shell 110 and the turning support 120 are integrated; two swing arms 122 are fixedly connected to the outer sides of the two shaft sleeves 123, the swing arms 122 are connected with the shaft sleeves 123 through screws, and one ends, far away from the shaft sleeves 123, of the two swing arms 122 are respectively buckled with the two rotating shafts 121 in a one-to-one correspondence mode.

By arranging the shaft sleeve 123 on the turning bracket 120, the shell 110 and the turning bracket 120 can be connected into a whole through the shaft sleeve 123, so that the whole structure of the reflector turning device 100 has more stability, and meanwhile, the vibration resistance and the picture jitter resistance of the whole structure can be improved, and the imaging quality is improved; by arranging the swing arm 122 on the turning bracket 120, the swing arm 122 is correspondingly clamped with the rotating shaft, so that the fittings can be connected more tightly, assembly gaps among the fittings are eliminated, and the reliability of the reflector turning device 100 in the rotating process is improved.

Illustratively, as shown in fig. 1, the mirror inverting apparatus 100 further includes a swing arm torsion spring 124 having one end connected to the swing arm 122 and the other end connected to the bushing 123, the swing arm torsion spring 124 being configured to provide a restoring force to the inverting bracket 120.

Specifically, a swing arm torsion spring 124 is further disposed between the swing arm 122 and the shaft sleeve 123, and after the swing arm torsion spring 124 is installed in the swing arm 122, the swing arm torsion spring is locked to the shaft sleeve 123 through a screw.

Through the setting mode of installing swing arm torsional spring 124 between swing arm 122 and axle sleeve 123, can make swing arm torsional spring 124 and swing arm 122 play certain pressure effect to the countershaft to eliminate the fit-up gap between each accessory, prevent the shake of speculum 130 in the upset in-process, and then improve image quality.

Illustratively, as shown in fig. 2, the driving mechanism 140 includes a motor 141 and a gear 142 connected to an output shaft of the motor 141, and the gear 142 is in transmission connection with the roll-over stand 120.

Specifically, the driving mechanism 140 is fixedly connected to the housing 110 by screws, the driving mechanism 140 includes a motor 141, and a gear 142 is further disposed on an output shaft of the motor 141.

Through the setting of actuating mechanism 140, can rotate through motor 141 drive upset support 120, actuating mechanism 140 can be more nimble with the whole cooperation of speculum turning device 100 simultaneously, and the navigating mate can finely tune upset support 120 through actuating motor 141, makes the pivoted process more simple and convenient and high-efficient.

In an embodiment of the present application, as shown in fig. 2, a sector connector 126 is fixedly connected to the turning bracket 120, an end of the sector connector 126 away from the turning bracket 120 has a sector tooth 1261, and the turning bracket 120 is engaged with the gear 142 through the sector tooth 1261.

Specifically, the turning bracket 120 is provided with a sector connecting piece 126, one end of the sector connecting piece 126 close to the turning bracket 120 is fixedly connected with the turning bracket 120 through a screw, one end far away from the turning bracket 120 is provided with a sector tooth 1261, and the sector tooth 1261 can be meshed with the gear 142; when the driving mechanism 140 starts to operate, the sector connecting member 126 is driven to drive the turning bracket 120 to perform a turning action, so as to rotate the reflecting mirror 130.

Through the arrangement of the fan-shaped connecting piece 126, the driving mechanism 140 and the overturning bracket 120 can be connected into a whole, so that the rotation of the overturning bracket 120 and the fine adjustment of the overturning angle are simpler, more convenient, more efficient and more reliable.

It should be noted that, in the embodiment of the present application, the sector connecting element 126 is used to drive the turning bracket 120 to perform a turning action, so as to implement the rotation of the reflecting mirror 130, in theory, it is also possible to combine the sector connecting element 126 and the turning bracket 120 into a same structural element, and only needs to be able to drive the turning bracket 120 to perform a turning action, so as to implement the rotation of the reflecting mirror 130.

Illustratively, as shown in fig. 2, the driving mechanism 140 further includes a motor housing 143 having a through hole 1431 at one side thereof, the motor 141 is disposed in the motor housing 143, and the output shaft of the motor 141 extends out of the motor housing 143 from the through hole 1431.

Specifically, the motor 141 is fixedly connected to the inside of the motor housing 143 by screws, a through hole 1431 is formed in one side of the motor housing 143, and an output shaft of the motor 141 extends out of the motor housing 143 through the through hole 1431 for being connected with the gear 142.

Through the setting of motor casing 143, can install in the inside motor 141 of motor casing 143 and play the guard action, the through-hole 1431 setting of motor casing 143 can make the output shaft and the connection between gear 142, the fan-shaped connecting piece 126 inseparabler and the integration simultaneously, makes speculum turning device 100's overall structure have stability more.

Illustratively, as shown in fig. 1, the mirror-tilting device 100 further includes a rotational torsion spring 144, one end of the rotational torsion spring 144 is connected to the motor housing 143, and the other end is connected to the sector connector 126, and the rotational torsion spring 144 is configured to provide a restoring force to the sector connector 126.

Specifically, one end of the rotational torsion spring 144 is mounted on the motor housing 143, and the other end is mounted on the fan connector 126.

Through the setting of the rotary torsion spring 144, the tension of the rotary torsion spring 144 can ensure that the backlash of the gear 142 between the gear 142 and the sector connecting piece 126 can be eliminated, so that the sector connecting piece 126 cannot idle, the fine adjustment precision is ensured, meanwhile, the looseness and abnormal sound among all parts can be avoided, and the stability of the structure is improved.

In an implementation of the present application, as shown in fig. 2, the housing 110 has a receiving cavity 112, two adjacent sides of the receiving cavity 112 are respectively provided with an opening, the reflector 130 and the flip bracket 120 are both disposed in the receiving cavity 112, and the working surface of the reflector 130 faces one of the openings.

Specifically, the housing 110 has a receiving cavity 112 with a certain space inside, and two adjacent sides of the receiving cavity 112 are respectively provided with an opening, so that the turning bracket 120 and the reflecting mirror 130 arranged in the receiving cavity 112 can freely rotate; the active surface of the mirror 130 faces one of the openings so that the driver can directly view the driving data.

By arranging the accommodating cavity 112 of the housing 110, the reflector 130 and the turning bracket 120 can be arranged in the accommodating cavity 112, so that the whole structure is integrated; through being equipped with the open-ended mode of setting respectively in the adjacent both sides that hold chamber 112, can make upset support 120 and speculum 130 that hold in the chamber 112 can have sufficient space to realize the free rotation, make overall structure more have stability and reliability, have also played certain guard action to inside upset support 120 and the speculum 130 that set up.

In an implementation manner of the present application, as shown in fig. 2, a limit switch 113 is further disposed at the bottom of the accommodating cavity 112, and the limit switch 113 is electrically connected to the mirror 130 for controlling the mirror 130 to be opened or closed.

Specifically, the bottom of the accommodating cavity 112 is further provided with a limit switch 113, the limit switch 113 is electrically connected with the reflector 130, the motor 141 drives the reflector 130 to turn back until the limit switch 113 at the bottom of the accommodating cavity 112 is triggered, and the operating state of the reflector 130 can be controlled by turning on or off the limit switch 113.

It should be noted that, in the embodiment of the present application, the limit switch 113 is used to control the opening or closing of the reflector 130, a manner of triggering the limit switch 113 at the bottom of the accommodating cavity 112 by the reflector 130 is not particularly limited, a mechanical pressing manner may be used to control the opening or closing of the reflector 130 by abutting against a button of the limit switch 113 during the rotation of the reflector 130, or an inductive switching relationship may be used to control the opening or closing of the reflector 130 with the limit switch 113 during the rotation of the reflector 130, as long as the method is satisfied for controlling the opening or closing of the reflector 130.

Through the setting of the limit switch 113, the working state of the reflector 130 can be controlled by turning on or off the limit switch 113, which is more convenient for controlling the turning on or off of the working state of the whole reflector turning device 100, and the operation is simpler and more efficient.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A reflector turnover device is characterized by comprising a shell, a turnover support fixedly connected to the shell, a reflector fixedly connected to the turnover support, and a driving mechanism used for driving the turnover support to rotate; the connecting point of the turnover support and the shell and the reflecting mirror are positioned on two opposite sides of the turnover support.

2. The mirror turnover device of claim 1, further comprising two rotation shafts disposed at opposite ends of the turnover support, wherein the housing has two grooves corresponding to the rotation shafts, and the two rotation shafts are engaged with the two grooves in a one-to-one correspondence.

3. The mirror turning device according to claim 2, further comprising two swing arms and two shaft sleeves, wherein the two swing arms are respectively buckled on the two rotating shafts in a one-to-one correspondence manner, the two shaft sleeves are respectively and fixedly connected to the same side of the turning support, the two shaft sleeves are respectively and fixedly connected to the two swing arms, and ends of the two shaft sleeves, which are away from the turning support, are fixedly connected to the housing.

4. The mirror turnover device of claim 3, further comprising a swing arm torsion spring having one end connected to the swing arm and the other end connected to the bushing, the swing arm torsion spring being configured to provide a restoring force to the turnover bracket.

5. The mirror flipping apparatus of claim 1, wherein the driving mechanism comprises a motor and a gear connected to an output shaft of the motor, the gear being in driving connection with the flipping frame.

6. The mirror turnover device of claim 5, wherein a sector-shaped connecting member is fixedly connected to the turnover support, and a sector-shaped tooth is provided on an end of the sector-shaped connecting member away from the turnover support, and the turnover support is engaged with the gear through the sector-shaped tooth.

7. The mirror inverting apparatus of claim 6, wherein the driving mechanism further comprises a motor housing having a through hole at one side thereof, the motor is disposed in the motor housing, and an output shaft of the motor extends out of the motor housing from the through hole.

8. The mirror turnover device of claim 7, further comprising a rotational torsion spring, one end of the rotational torsion spring being connected to the motor housing and the other end being connected to the sector connector, the rotational torsion spring being configured to provide a restoring force to the sector connector.

9. The mirror turnover device of claim 1, wherein the housing has a receiving cavity, the receiving cavity has openings at two adjacent sides, the mirror and the turnover support are both disposed in the receiving cavity, and the working surface of the mirror faces one of the openings.

10. The mirror turnover device of claim 9, wherein the bottom of the accommodating cavity is further provided with a limit switch, and the limit switch is electrically connected with the mirror and used for controlling the mirror to be turned on or off.

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