Automobile rearview mirror driver

Abstract

The invention discloses an automobile rearview mirror driver, which belongs to the technical field of rearview mirrors, and comprises a lower shell, an upper shell, a driving mechanism and a mirror surface mounting plate, the upper shell is mounted at the top of the lower shell, and the mirror surface mounting plate is hinged to the upper shell through a connecting assembly; the driving mechanism comprises a first driving rod, a second driving rod, a first driving assembly and a second driving assembly, the first driving assembly is used for driving the first driving rod to rotate, the second driving assembly is used for driving the second driving rod to rotate, and connecting grooves are formed in the two ends of the first driving rod and the two ends of the second driving rod; and a plurality of elastic connecting clamping blocks are fixedly mounted on the mirror surface mounting plate and correspond to the connecting grooves in a one-to-one mode, and the connecting clamping blocks are matched with the connecting grooves in a clamped mode. The mirror surface mounting device has the effects that the driving rod and the mirror surface mounting plate can be conveniently and quickly connected, and the mounting efficiency is improved.

Description

Technical Field

[0001] The invention relates to the field of rearview mirrors, in particular to a car rearview mirror driver. Background Art

[0002] A rearview mirror actuator is an electromechanical device used to automatically adjust the angle of the vehicle's rearview mirror. It is usually installed in the inner frame of the rearview mirror and consists of several key components to achieve the electric adjustment function of the rearview mirror angle.

[0003] At present, the main structure of the automobile rearview mirror driver usually includes a lower shell, an upper shell, a driving mechanism and a mirror mounting plate, wherein the upper shell is usually fixed to the top of the lower shell by screws, the mirror mounting plate is installed on the side of the upper shell away from the lower shell by a ball joint, and the driving mechanism is arranged in the area surrounded by the lower shell and the upper shell. Specifically, the driving mechanism includes a driving rod and a driving member. After the driving rod passes through the upper shell, it is fixedly connected to the mirror mounting plate by screws, so that the driving rod is driven to move by the driving member to achieve the adjustment of the angle of the mirror mounting plate.

[0004] With respect to the above-mentioned prior art, the arrangement in which the driving rod and the mirror mounting plate are fixed by screws makes the connection operation between the driving rod and the mirror mounting plate complicated and the installation efficiency is low. Summary of the invention

[0005] In order to facilitate the rapid connection between the driving rod and the mirror mounting plate and improve the installation efficiency, the present application provides a vehicle rearview mirror driver.

[0006] The present application provides a vehicle rearview mirror driver that adopts the following technical solution: A car rearview mirror driver comprises a lower shell, an upper shell, a driving mechanism and a mirror mounting plate, wherein the upper shell is mounted on the top of the lower shell, and the mirror mounting plate is hingedly mounted on the upper shell through a connecting assembly, wherein the driving mechanism comprises a first driving rod, a second driving rod, a first driving assembly and a second driving assembly, wherein the first driving rod and the second driving rod are both rotatably mounted on the lower shell, the first driving rod and the second driving rod are both arranged in an arc shape and both ends of the first driving rod and the second driving rod are both passed through the outside of the upper shell, the first driving assembly is used to drive the first driving rod to rotate, and the second driving assembly is used to drive the second driving rod to rotate, both ends of the first driving rod and the second driving rod are provided with connecting grooves, and the mirror mounting plate is fixedly installed with an elastic connecting card block, and a plurality of the connecting card blocks are arranged in a one-to-one correspondence with the connecting grooves, and each of the connecting card blocks is respectively engaged with each connecting groove.

[0007] By adopting the above technical scheme, when installing the mirror mounting plate, the mirror mounting plate and the first driving rod and the second driving rod can be installed by respectively inserting the connecting blocks of the mirror mounting plate into the connecting grooves of the first driving rod and the second driving rod, which is convenient and fast. The cooperation of the two driving rods is conducive to ensuring the stability of the mirror mounting plate after installation. In the process of installing the mirror mounting plate, after two of the connecting blocks are respectively inserted into one of the connecting grooves of the first driving rod and the second driving rod, the first driving assembly and the second driving assembly respectively drive the first driving rod and the second driving rod to rotate, which can play an auxiliary installation role when the connecting grooves at the other ends of the first driving rod and the second driving rod are engaged with the other two connecting blocks, and the operation is simpler. During the installation of the driving rod and the mirror mounting plate, there is no need to fix them with screws, and each connecting block can be inserted into each connecting groove in turn. The operation is simple and conducive to improving the installation efficiency.

[0008] Optionally, an inclined connecting guide surface is provided at the bottom of the connecting block, and the connecting guide surface is used to guide the end of the first driving rod or the second driving rod, and a connecting reinforcing rib is fixedly installed between the connecting block and the mirror mounting plate.

[0009] By adopting the above technical solution, the setting of the connecting guide surface plays a guiding role when the first driving rod or the second driving rod is connected to the mirror mounting plate, so that when the connecting block is inserted into the connecting groove, it is automatically moved away from the first driving rod or the second driving rod under the action of the component force, and resets under the action of its own elastic force after being inserted into the connecting groove, which is quick and convenient. The setting of the connecting reinforcement rib is conducive to ensuring the structural strength of the connecting block and facilitates the stable reset of the connecting block.

[0010] Optionally, the mirror mounting plate is fixedly installed with a limit card plate, and a plurality of groups of the limit card plates are arranged in a one-to-one correspondence with the connecting card blocks, and two limit card plates are arranged opposite each other in each group. When the connecting card block is inserted into the connecting groove, the opposite sides of the two connecting card plates in each group respectively abut against the two sides of the first driving rod or the second driving rod, and the mirror mounting plate is provided with an observation hole arranged through it, and a plurality of the observation holes are arranged in a one-to-one correspondence with the connecting card blocks.

[0011] By adopting the above technical scheme, the setting of the limiting clamping plate plays a further limiting role on the position of the first driving rod and the second driving rod after the mirror mounting plate and the first driving rod and the second driving rod are installed, which is beneficial to further ensure the connection stability of the mirror mounting plate and the first driving rod and the second driving rod after installation. The setting of the observation hole facilitates the observation of the position of the first driving rod and the second driving rod when they are installed and connected to the mirror mounting plate, and then quickly adjusts according to actual conditions to ensure the working efficiency when the first driving rod and the second driving rod are installed with the mirror mounting plate.

[0012] Optionally, the first driving assembly includes a first motor, a first switching member and a first gear, the first gear is rotatably installed on the lower shell body, the first motor drives the first gear to rotate through the first switching member, the first driving rod includes a horizontal rotating part and two arc-shaped driving parts, the two arc-shaped driving parts are respectively fixedly connected to the two ends of the length direction of the horizontal rotating part, and one of the arc-shaped driving parts is provided with driving teeth distributed along its own length direction on the side away from the other arc-shaped driving part, and the first gear is meshed with the driving teeth.

[0013] By adopting the above technical solution, when the first motor drives the first gear to rotate through the first switching member, the first driving rod rotates due to the cooperation between the arc-shaped driving part and the first gear. The setting of the first switching member facilitates the installation of the first motor to different positions to realize the rotation of the first gear, and the installation applicability is strong.

[0014] Optionally, the first switching member includes a driving worm, a driving worm wheel, a driven worm and a driven worm wheel, the driving worm is fixedly mounted on the output end of the first motor, the driving worm wheel is rotatably mounted on the lower shell and meshes with the driving worm, the driven worm is coaxially fixedly mounted on the top of the driving worm wheel, and the driven worm wheel is coaxially fixedly mounted on the first gear and meshes with the driven worm; the second drive assembly has the same structure as the first drive assembly, and the second drive assembly and the first drive assembly are symmetrically arranged along the center line of the length direction of the lower shell.

[0015] By adopting the above technical solution, the self-locking cooperation between the two sets of worm wheels and worm gears is conducive to fully ensuring the stability of the position of the first gear after rotation. In addition, the symmetrically arranged second drive assembly and first drive assembly are conducive to ensuring the uniform stability of the overall force on the lower shell after the installation of various components.

[0016] Optionally, the mirror mounting plate is provided with a fixing hole that is set through, the connecting assembly includes a connecting clip and a connecting screw, the top of the upper shell is fixedly connected to a fixing column, the connecting clip is fixed to the fixing column by a connecting screw, a gap is left between the bottom of the connecting clip and the top of the upper shell, the connecting clip is elastic and the outer wall of the connecting clip is in contact with the hole wall of the fixing hole, and the connecting clip is provided with a plurality of grooves distributed circumferentially around its own axis.

[0017] By adopting the above technical solution, the mirror mounting plate and the upper shell can be fixed by sleeve-arranging the connecting clamp in the fixing hole of the mirror mounting plate and fixing it with the connecting screws and the fixing column. This is convenient and quick. The setting of the groove makes it difficult for the connecting clamp to be damaged due to stress concentration caused by the adjustment of the angle of the mirror mounting plate, which is beneficial to ensuring the service life of the connecting clamp.

[0018] Optionally, the mirror mounting plate is provided with an indication hole extending therethrough, a positioning column is fixedly provided in the indication hole, a positioning ring is fixedly connected to the top of the upper shell body, and a positioning groove is recessed on the top of the positioning ring, which corresponds to the position of the positioning column and is plugged into and engaged with the positioning column.

[0019] By adopting the above technical solution, the cooperation of the positioning column and the positioning groove plays a role in indicating the positioning of the mirror mounting plate and the upper shell during installation, making it easy to quickly place the mirror mounting plate in the position where it is fixed to the upper shell.

[0020] Optionally, the connecting block includes a connecting fixing portion and a connecting clamping portion, the connecting fixing portion is provided with a connecting sliding groove on one side facing the connecting groove, the connecting clamping portion slides in the connecting sliding groove and clamps with the connecting groove, the connecting clamping portion is fixedly installed with a connecting driving rod, the connecting driving rod is passed through the connecting fixing portion and slides with the connecting fixing portion, and the connecting fixing portion is provided with a connecting elastic part that drives the connecting clamping portion to move toward the connecting groove.

[0021] By adopting the above technical solution, the connection driving rod is pulled to make the connection clamping part move in the direction away from the connection groove. When the connection clamping part corresponds to the position of the connection groove, the connection driving rod is released, and the connection clamping part is automatically inserted into the connection groove under the elastic force of the connecting elastic member, thereby making the connection between the mirror mounting plate and the first driving rod and the second driving rod convenient and fast, and the deformation of the connection fixing part is small during the fixing process of the mirror mounting plate, which is beneficial to ensuring the service life of the connection clamping block.

[0022] Optionally, an inclined positioning guide surface is provided at the bottom of the connecting positioning portion, and the positioning guide surface is used to guide the end of the first driving rod or the second driving rod, and a fixed reinforcing rib is fixedly installed between the connecting fixing portion and the mirror mounting plate.

[0023] By adopting the above technical solution, the setting of the fixed reinforcement rib is conducive to fully ensuring the stability of the position of the connecting and fixing part. When the first driving rod or the second driving rod contacts the positioning guide surface, the connecting and positioning part is automatically moved away from the first driving rod or the second driving rod by the component force, and the fixing operation between the first driving rod or the second driving rod and the mirror mounting plate is simpler.

[0024] Optionally, a fixed card plate corresponding to the connecting and fixing part is fixedly connected to the bottom of the mirror mounting plate, and the fixed card plate is arranged near the edge of the mirror mounting plate. Two connecting drive rods are arranged, and both connecting drive rods are passed through the fixed card plate and slidably cooperate with the fixed card plate. A connecting drive plate is also arranged at the bottom of the mirror mounting plate, and one end of the two connecting drive rods is fixedly installed on the connecting drive plate. Two connecting elastic members are arranged corresponding to the connecting drive rods, and the connecting elastic member is a connecting spring sleeved on the outside of the connecting drive rod. One end of the connecting spring is connected to the connecting drive plate, and the other end is connected to the fixed card plate.

[0025] By adopting the above technical solution, the setting of the connecting drive plate facilitates to more stably drive the sliding of the connecting clamping part through the connecting drive rod, and the setting of the two connecting springs facilitates to stably drive the connecting clamping part to move in the direction close to the connecting groove.

[0026] In summary, the present application includes at least one of the following beneficial technical effects: 1. During the installation process of the drive rod and the mirror mounting plate, there is no need to fix them with screws. Just insert each connecting block into each connecting groove in turn. It is easy to operate and helps to improve installation efficiency.

[0027] 2. The connecting guide surface serves as a guide when the first driving rod or the second driving rod is connected to the mirror mounting plate, so that when the connecting block is inserted into the connecting groove, it is automatically moved away from the first driving rod or the second driving rod by the component force, and resets under the action of its own elastic force after being inserted into the connecting groove.

[0028] 3. The mirror mounting plate and the upper shell can be fixed by putting the connecting clamp ring into the fixing hole of the mirror mounting plate and fixing it with the connecting screws and the fixing column. It is convenient and fast. The setting of the groove makes it difficult for the connecting clamp ring to be damaged due to stress concentration caused by the angle adjustment of the mirror mounting plate, which is conducive to ensuring the service life of the connecting clamp ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of Example 1 of the present application.

[0030] Figure 2 It is a partial cross-sectional schematic diagram of the mirror mounting plate in Example 1 of the present application.

[0031] Figure 3 It is an exploded schematic diagram of the mirror mounting plate in Example 1 of the present application.

[0032] Figure 4 It is a schematic diagram of the three-dimensional structure of the lower shell in Example 1 of the present application.

[0033] Figure 5It is an exploded schematic diagram of the mirror mounting plate from another perspective in Example 1 of the present application.

[0034] Figure 6 yes Figure 5 A partial enlarged schematic diagram of part A.

[0035] Figure 7 It is a schematic diagram of the three-dimensional structure of the mirror mounting plate in Example 2 of the present application.

[0036] Figure 8 yes Figure 7 A partial enlarged schematic diagram of part B.

[0037] Fig. 9 It is a schematic diagram of the overall structure of Example 2 of the present application.

[0038] Description of reference numerals: 1. Lower shell; 2. Upper shell; 3. Mirror mounting plate; 4. Mounting block; 5. Mounting frame; 6. Fixing hole; 7. Indicator hole; 8. Positioning column; 9. Positioning ring; 10. Fixing column; 11. Positioning groove; 12. Connecting snap ring; 13. Connecting screw; 14. Groove; 15. First drive rod; 151. Horizontal rotating part; 152. Arc driving part; 16. Second drive rod; 17. First drive seat; 18. Second drive seat; 19. First rotating bar; 20. Second rotating bar; 21. First motor; 22. First Gear; 23, driving teeth; 24, active worm; 25, active worm wheel; 26, driven worm; 27, driven worm wheel; 28, connecting groove; 29, connecting block; 291, connecting fixing part; 292, connecting clamping part; 30, driving guide surface; 31, connecting guide surface; 32, connecting reinforcement rib; 33, limiting clamping plate; 34, observation hole; 35, connecting slide groove; 36, connecting drive rod; 37, fixing reinforcement rib; 38, fixing clamping plate; 39, connecting drive plate; 40, connecting spring; 41, clamping guide surface. DETAILED DESCRIPTION

[0039] The following is combined with Figure 1-9 This application is described in further detail.

[0040] The embodiment of the present application discloses a vehicle rearview mirror driver.

[0041] Example 1.

[0042] Reference Figure 1 and Figure 2The automobile rearview mirror driver includes a lower shell 1, an upper shell 2, a driving mechanism and a mirror mounting plate 3, wherein a plurality of mounting blocks 4 are fixedly mounted on the outer circumference of the lower shell 1, a plurality of mounting frames 5 are fixedly mounted on the outer circumference of the upper shell 2, the top of the mounting blocks 4 is wedge-shaped and each mounting block 4 is respectively engaged with each mounting frame 5, the mounting frame 5 is elastic, and when each mounting block 4 is respectively inserted into each mounting frame 5, the installation between the upper shell 2 and the lower shell 1 is realized.

[0043] Reference Figure 2 and Figure 3 , the mirror mounting plate 3 is hingedly mounted on the upper shell 2 through a connecting assembly. Specifically, a fixing hole 6 is provided in the middle of the mirror mounting plate 3, and a plurality of indicating holes 7 are provided in the mirror mounting plate 3. In the embodiment of the present application, the indicating hole 7 is arranged close to the fixing hole 6, and there are four indicating holes 7 evenly distributed circumferentially around the axis of the fixing hole 6. The hole wall of each indicating hole 7 is fixedly connected with a horizontally arranged positioning column 8. A positioning ring 9 and a fixing column 10 are fixedly connected in the middle of the top of the upper shell 2. The fixing column 10 is located in the area surrounded by the positioning ring 9. A positioning groove 11 corresponding to the position of the positioning column 8 and respectively plugged with each positioning column 8 is recessed on the top of the positioning ring 9, so as to play a preliminary positioning role in the installation of the mirror mounting plate 3 and the upper shell 2 through the cooperation of the positioning column 8 and the positioning groove 11.

[0044] Continue to refer to Figure 2 and Figure 3 The connection assembly includes a connection snap ring 12 and a connection screw 13, wherein the connection snap ring 12 and the fixing column 10 are elastic and the outer wall of the connection snap ring 12 is pressed against the hole wall of the fixing hole 6, the connection screw 13 is passed through the connection snap ring 12 and is threadedly matched with the fixing column 10 so that the connection snap ring 12 is fixed to the fixing column 10, and after the connection snap ring 12 is fixed to the fixing column 10, a gap is left between the bottom of the connection snap ring 12 and the top of the upper shell 2 to facilitate the adjustment of the rotation angle of the mirror mounting plate 3. The connection snap ring 12 is provided with a plurality of grooves 14 evenly distributed around its own axis, so that the connection snap ring 12 is not easily damaged due to stress concentration caused by the angle adjustment of the mirror mounting plate 3, which is conducive to ensuring the service life of the connection snap ring 12.

[0045] Reference Figure 4 and Figure 5The driving mechanism includes a first driving rod 15, a second driving rod 16, a first driving assembly and a second driving assembly. Specifically, the first driving rod 15 and the second driving rod 16 are both rotatably mounted on the lower shell 1. The first driving rod 15 and the second driving rod 16 are staggered in an X shape, and the second driving rod 16 is located at the top of the first driving rod 15. The first driving rod 15 and the second driving rod 16 have the same structure. Specifically, the first driving rod 15 includes a horizontal rotating part 151 and two arc-shaped driving parts 152. The two arc-shaped driving parts 152 are respectively fixedly connected to the two ends of the horizontal rotating part 151 in the length direction, and the two arc-shaped driving parts 152 are both penetrated outside the upper shell 2.

[0046] Reference Figure 4 Furthermore, a first driving seat 17 with an arc-shaped top is fixedly connected to the top of the lower shell body 1, and a second driving seat 18 with an arc-shaped top is fixedly connected to the top of the first driving seat 17. The horizontal rotating portion 151 of the first driving rod 15 is fixedly connected to a first rotating bar 19 with an arc-shaped top, and the first rotating bar 19 is slidably matched with the first driving seat 17; the horizontal rotating portion 151 of the second driving rod 16 is fixedly connected to a second rotating bar 20 with an arc-shaped top, and the second rotating bar 20 is slidably matched with the second driving seat 18, so that after the two arc-shaped driving portions 152 of the first driving rod 15 and the second driving rod 16 are connected to the mirror mounting plate 3, the horizontal rotating portions 151 of the first driving rod 15 and the second driving rod 16 are rotated to realize the adjustment of the rotation angle of the mirror mounting plate 3.

[0047] Continue to refer to Figure 4 The first driving assembly is used to drive the first driving rod 15 to rotate, and the second driving assembly is used to drive the second driving rod 16 to rotate. The second driving assembly has the same structure as the first driving assembly, and the second driving assembly and the first driving assembly are symmetrically arranged along the midline of the length direction of the lower shell 1 to ensure the uniform stability of the overall force of the lower shell 1 after the components are installed. Specifically, the first driving assembly includes a first motor 21, a first commutator, and a first gear 22, wherein one side of one arc-shaped driving portion 152 of the first driving rod 15 away from the other arc-shaped driving portion 152 is provided with driving teeth 23 distributed along its own length direction, the first gear 22 is meshed with the driving teeth 23 and is rotatably installed on the lower shell 1, the first motor 21 drives the first gear 22 to rotate through the first commutator, and when the first gear 22 rotates, the first driving rod 15 is rotated.

[0048] Continue to refer to Figure 4Further, the first reversing member includes a driving worm 24, a driving worm wheel 25, a driven worm 26 and a driven worm wheel 27. The driving worm 24 is fixedly installed at the output end of the first motor 21, so that the first motor 21 drives the driving worm 24 to rotate, the driving worm wheel 25 is rotatably installed on the lower housing 1 and meshes with the driving worm 24, the driven worm 26 is coaxially fixedly installed on the top of the driving worm wheel 25, and the driven worm wheel 27 is coaxially fixedly installed on the first gear 22 and meshes with the driven worm 26, so that when the driving worm 24 rotates, the driving worm wheel 25 drives the driven worm 26, the driven worm wheel 27 and the first gear 22 to rotate in turn. The specific setting of the first reversing member facilitates the first motor 21 to be installed at different positions of the lower housing 1 to realize the rotation of the first gear 22, and the installation applicability is strong.

[0049] Reference Figure 3 and Figure 5 The two arc-shaped driving parts 152 of the first driving rod 15 and the second driving rod 16 are both provided with a connecting groove 28, and the connecting groove 28 is arranged near the end of the top of the arc-shaped driving part 152. An elastic connecting block 29 is fixedly installed at the bottom of the mirror mounting plate 3. Four connecting blocks 29 are arranged in a one-to-one correspondence with the connecting grooves 28, and each connecting block 29 is respectively engaged with each connecting groove 28 to facilitate the rapid connection between the first driving rod 15 and the second driving rod 16 and the mirror mounting plate 3.

[0050] Reference Figure 3 and Figure 6 Specifically, the tops of the two arc-shaped driving parts 152 of the first driving rod 15 and the second driving rod 16 are both provided with driving guide surfaces 30, and the bottoms of the connecting block 29 are both provided with inclined connecting guide surfaces 31, and the positions of the connecting guide surfaces 31 and the driving guide surfaces 30 correspond to each other, so as to play a guiding role in the installation when the connecting block 29 is inserted into the connecting groove 28, so as to facilitate the connecting block 29 to be inserted into the connecting groove 28. A connecting reinforcement rib 32 is fixedly installed between the connecting block 29 and the mirror mounting plate 3, and the connecting reinforcement rib 32 is located on the side of the connecting block 29 away from the connecting guide surface 31, so as to ensure the structural strength of the connecting block 29.

[0051] Continue to refer to Figure 3 and Figure 6In order to further facilitate the quick insertion of the connection block 29 into each connection slot 28, a limit card plate 33 is fixedly installed at the bottom of the mirror mounting plate 3. Four groups of limit card plates 33 are arranged corresponding to the connection block 29, and each group of limit card plates 33 is arranged opposite to each other. When the connection block 29 is inserted into each connection slot 28, the opposite sides of the two connection card plates of each group respectively contact the two sides of the first drive rod 15 or the second drive rod 16, so as to further limit the position of the first drive rod 15 and the second drive rod 16 after installation. The mirror mounting plate 3 is provided with a through observation hole 34, and a plurality of observation holes 34 are arranged corresponding to the connection block 29, so as to visually observe the installation situation when the first drive rod 15 and the second drive rod 16 are installed with the mirror mounting plate 3, and quickly make adaptive adjustments according to the installation situation in real time.

[0052] The implementation principle of the embodiment 1 of the present application is as follows: when the mirror mounting plate 3 needs to be installed, each connection block 29 of the mirror mounting plate 3 is respectively inserted into each connection groove 28 of the first driving rod 15 and the second driving rod 16 to realize the installation between the mirror mounting plate 3 and the first driving rod 15 and the second driving rod 16, which is convenient and fast, and the cooperation of the two driving rods is conducive to fully ensuring the stability of the mirror mounting plate 3 after installation; and during the installation process of the mirror mounting plate 3, after two of the connection blocks 29 are respectively inserted into one of the connection grooves 28 of the first driving rod 15 and the second driving rod 16, the first motor 21 and the second motor respectively drive the first driving rod 15 and the second driving rod 16 to rotate, which can play an auxiliary installation role when the connection groove 28 at the other end of the first driving rod 15 and the second driving rod 16 is engaged with the other two connection blocks 29, and the operation is simpler; in summary, during the installation process of the driving rod and the mirror mounting plate 3, there is no need to fix them by screws, and each connection block can be inserted into each connection groove 28 in turn, which is easy to operate and conducive to improving the installation efficiency.

[0053] Example 2.

[0054] Reference Figure 7 and Figure 8The main difference between the embodiment of the present application and the embodiment 1 is that the specific structure of the connecting block 29 is different. The connecting block 29 in the embodiment of the present application includes a connecting fixing portion 291 and a connecting clamping portion 292, wherein the connecting fixing portion 291 is fixedly installed at the bottom of the mirror mounting plate 3, and a connecting slide groove 35 is opened on the side of the connecting fixing portion 291 facing the connecting groove 28, and the connecting clamping portion 292 is slidably matched in the connecting slide groove 35 and is clamped with the connecting groove 28. In order to ensure the stability of the connecting clamping portion 292 when sliding in the connecting slide groove 35, the connecting clamping portion 292 is fixedly installed with a horizontally arranged connecting driving rod 36, and two connecting driving rods 36 are provided. The two connecting driving rods 36 are both penetrated by the connecting fixing portion 291 and slidably matched with the connecting fixing portion 291, so as to play a role in limiting the connecting clamping portion 292 when sliding.

[0055] Reference Figure 8 and Fig. 9 A fixed reinforcing rib 37 is fixedly installed between the connection fixing portion 291 and the mirror mounting plate 3 to ensure the structural strength of the connection fixing portion 291. Four fixed clamping plates 38 corresponding to the connection fixing portions 291 are fixedly connected to the bottom of the mirror mounting plate 3. The fixed clamping plates 38 are arranged close to the edge of the mirror mounting plate 3. Both connecting driving rods 36 are penetrated by the fixed clamping plates 38 and slideably cooperate with the fixed clamping plates 38, so that the fixed clamping plates 38 play a further role in limiting the connection driving rods 36.

[0056] Reference Figure 8 Four connecting drive plates 39 corresponding to the fixed card plates 38 are also provided at the bottom of the mirror mounting plate 3. Each connecting drive plate 39 is located on a side of each fixed card plate 38 away from the connecting fixing portion 291. One end of the two connecting drive rods 36 is fixedly installed on the connecting drive plate 39, so as to synchronously drive the connecting clamping portion 292 to slide in the connecting slide groove 35 through the connecting drive plate 39.

[0057] Reference Figure 8 and Fig. 9The connection fixing portion 291 is provided with a connection elastic member for driving the connection clamping portion 292 to move toward the connection slot 28. Specifically, two connection elastic members are provided corresponding to the connection driving rod 36. In the embodiment of the present application, the connection elastic member is a connection spring 40 sleeved outside the connection driving rod 36. One end of the connection spring 40 is connected to the connection driving plate 39, and the other end is connected to the fixed clamping plate 38, so that the connection driving plate 39 moves toward the direction close to the fixed clamping plate 38 under the elastic force of the connection spring 40, and finally drives the connection clamping portion 292 to move toward the direction close to the connection slot 28. In order to facilitate the connection clamping portion 292 to be clamped into the connection slot 28, an inclined clamping guide surface 41 is provided at the bottom of the connection clamping portion 292. The clamping guide surface 41 corresponds to the end position of the first driving rod 15 or the second driving rod 16, so as to play an installation guide role when the connection clamping block 29 is clamped into the connection slot 28, so as to facilitate the connection clamping block 29 to be clamped into the connection slot 28.

[0058] The implementation principle of Example 2 of the present application is as follows: The principles of the embodiment of the present application are the same as those of Example 1, and the main difference lies in that by pulling the connecting drive plate 39 so that the connecting clamping portion 292 is disengaged from the connecting groove 28, it is convenient to quickly unlock the mirror mounting plate 3 and the first driving rod 15 or the second driving rod 16, thereby facilitating the later removal of the mirror mounting plate 3 to realize the inspection and maintenance of the mirror mounting plate 3.

[0059] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A vehicle rearview mirror driver, comprising a lower housing (1), an upper housing (2), a driving mechanism and a mirror mounting plate (3), wherein the upper housing (2) is mounted on the top of the lower housing (1), and is characterized in that: The mirror mounting plate (3) is hingedly mounted on the upper shell (2) through a connecting assembly. The driving mechanism comprises a first driving rod (15), a second driving rod (16), a first driving assembly and a second driving assembly. The first driving rod (15) and the second driving rod (16) are both rotatably mounted on the lower shell (1). The first driving rod (15) and the second driving rod (16) are both arranged in an arc shape and both ends of the first driving rod (15) and the second driving rod (16) are both arranged outside the upper shell (2). The first driving assembly is used to drive the first driving rod (15) to rotate, and the second driving assembly is used to drive the second driving rod (16) to rotate. Both ends of the first driving rod (15) and the second driving rod (16) are provided with connecting grooves (28). The mirror mounting plate (3) is fixedly mounted with an elastic connecting block (29). A plurality of connecting blocks (29) are arranged in a one-to-one correspondence with the connecting grooves (28), and each of the connecting blocks (29) is respectively engaged with each of the connecting grooves (28).

2. The automotive rearview mirror driver according to claim 1, characterized in that: The bottom of the connection block (29) is provided with an inclined connection guide surface (31), and the connection guide surface (31) is used to guide the end of the first driving rod (15) or the second driving rod (16). A connection reinforcement rib (32) is fixedly installed between the connection block (29) and the mirror mounting plate (3).

3. The vehicle rearview mirror driver according to claim 2, characterized in that: The mirror mounting plate (3) is fixedly mounted with a limit card plate (33). The limit card plates (33) are arranged in a one-to-one correspondence with the connecting card blocks (29) in a plurality of groups. Two limit card plates (33) are arranged opposite to each other in each group. When the connecting card blocks (29) are inserted into the connecting grooves (28), the opposite sides of the two connecting card plates in each group respectively contact the two sides of the first driving rod (15) or the second driving rod (16). The mirror mounting plate (3) is provided with a through observation hole (34). A plurality of the observation holes (34) are arranged in a one-to-one correspondence with the connecting card blocks (29).

4. The automotive rearview mirror driver according to claim 1, characterized in that: The first driving assembly comprises a first motor (21), a first reversing member and a first gear (22); the first gear (22) is rotatably mounted on the lower housing (1); the first motor (21) drives the first gear (22) to rotate via the first reversing member; the first driving rod (15) comprises a horizontal rotating portion (151) and two arc-shaped driving portions (152); the two arc-shaped driving portions (152) are respectively fixedly connected to two ends of the horizontal rotating portion (151) in a length direction; a side of one of the arc-shaped driving portions (152) away from the other arc-shaped driving portion (152) is provided with driving teeth (23) distributed along its length direction; the first gear (22) is meshed with the driving teeth (23).

5. The vehicle rearview mirror driver according to claim 4, characterized in that: The first reversing member comprises an active worm (24), an active worm wheel (25), a driven worm (26) and a driven worm wheel (27); the active worm (24) is fixedly mounted on the output end of the first motor (21); the active worm wheel (25) is rotatably mounted on the lower housing (1) and meshes with the active worm (24); the driven worm (26) is coaxially fixedly mounted on the top of the active worm wheel (25); the driven worm wheel (27) is coaxially fixedly mounted on the first gear (22) and meshes with the driven worm (26); the second drive assembly has the same structure as the first drive assembly, and the second drive assembly and the first drive assembly are symmetrically arranged along the midline of the length direction of the lower housing (1).

6. The automotive rearview mirror driver according to claim 1, characterized in that: The mirror mounting plate (3) is provided with a fixing hole (6) extending therethrough, the connecting assembly comprises a connecting snap ring (12) and a connecting screw (13), a fixing column (10) is fixedly connected to the top of the upper shell (2), the connecting snap ring (12) is fixed to the fixing column (10) by means of the connecting screw (13), a gap is left between the bottom of the connecting snap ring (12) and the top of the upper shell (2), the connecting snap ring (12) is elastic and the outer wall of the connecting snap ring (12) contacts the hole wall of the fixing hole (6), and the connecting snap ring (12) is provided with a plurality of grooves (14) distributed circumferentially around its own axis.

7. The vehicle rearview mirror driver according to claim 6, characterized in that: The mirror mounting plate (3) is provided with an indication hole (7) extending therethrough, a positioning column (8) is fixedly arranged in the indication hole (7), a positioning ring (9) is fixedly connected to the top of the upper shell (2), and a positioning groove (11) is recessed on the top of the positioning ring (9) and corresponds to the position of the positioning column (8) and is plugged into and matched with the positioning column (8).

8. The automotive rearview mirror driver according to claim 1, characterized in that: The connecting block (29) comprises a connecting fixing portion (291) and a connecting clamping portion (292); a connecting sliding groove (35) is provided on a side of the connecting fixing portion (291) facing the connecting groove (28); the connecting clamping portion (292) is slidably engaged in the connecting sliding groove (35) and is clamped with the connecting groove (28); a connecting driving rod (36) is fixedly installed on the connecting clamping portion (292); the connecting driving rod (36) is passed through the connecting fixing portion (291) and is slidably engaged with the connecting fixing portion (291); and the connecting fixing portion (291) is provided with a connecting elastic member for driving the connecting clamping portion (292) to move toward the connecting groove (28).

9. The automotive rearview mirror driver according to claim 8, characterized in that: The bottom of the connection locking portion (292) is provided with an inclined locking guide surface (41), and the locking guide surface (41) is used to guide the end of the first driving rod (15) or the second driving rod (16). A fixed reinforcing rib (37) is fixedly installed between the connection fixing portion (291) and the mirror mounting plate (3).

10. The vehicle rearview mirror driver according to claim 8, characterized in that: The bottom of the mirror mounting plate (3) is fixedly connected with a fixing card plate (38) which is arranged corresponding to the connecting fixing part (291). The fixing card plate (38) is arranged close to the edge of the mirror mounting plate (3). Two connecting drive rods (36) are arranged. Both connecting drive rods (36) are inserted into the fixing card plate (38) and slideably cooperate with the fixing card plate (38). A connecting drive plate (39) is also arranged at the bottom of the mirror mounting plate (3). One end of the two connecting drive rods (36) is fixedly installed on the connecting drive plate (39). Two connecting elastic members are arranged corresponding to the connecting drive rods (36). The connecting elastic member is a connecting spring (40) which is sleeved outside the connecting drive rod (36). One end of the connecting spring (40) is connected to the connecting drive plate (39) and the other end is connected to the fixing card plate (38).

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