CN220268352U - Transmission mechanism of rearview mirror folder - Google Patents
Transmission mechanism of rearview mirror folder Download PDFInfo
- Publication number
- CN220268352U CN220268352U CN202321704061.7U CN202321704061U CN220268352U CN 220268352 U CN220268352 U CN 220268352U CN 202321704061 U CN202321704061 U CN 202321704061U CN 220268352 U CN220268352 U CN 220268352U
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- China
- Prior art keywords
- driving
- limiting plate
- toothed ring
- rearview mirror
- transmission mechanism
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000004888 barrier function Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005465 channeling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Landscapes
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model discloses a transmission mechanism of a rearview mirror folder, which belongs to the technical field of automobile accessories, and comprises a driving toothed ring; a limiting plate is arranged on the inner circumferential surface of the driving toothed ring; the limiting plate is perpendicular to the axis of the driving toothed ring; the limiting plate equally divides the driving toothed ring into two areas; a through hole is arranged at the center of the limiting plate; at least three driving blocks which are uniformly and circumferentially distributed by taking the axis of the driving gear ring as a rotating shaft are arranged on any end face of the limiting plate; the driving toothed ring is divided into two areas by the limiting plate, so that structural support is provided for embedded matching of the subsequent driving toothed ring and the parts, the inner wall of the driving toothed ring can be utilized to prevent the parts from moving in the radial direction, the space occupation rate of the parts can be indirectly reduced, and the effect of compressing the whole size is achieved; the problem of current rear-view mirror folder's actuating mechanism, because spare part is not retrained in radial to lead to operation stability poor, shorten the whole life of mechanism even is solved effectively.
Description
Technical Field
The utility model belongs to the technical field of automobile accessories, and particularly relates to a transmission mechanism of a rearview mirror folder.
Background
For middle and high-end vehicle types, a rear view mirror folder is mounted, so that the rear view mirror has an automatic folding and opening function, and the rear view mirror is already standard. The overall size, opening and closing speed and stability of the rearview mirror during operation are often closely related to the structure and layout of the transmission mechanism inside the rearview mirror. The transmission mechanism of the existing rearview mirror folder is generally composed of a plurality of parts, and all the parts are combined in a coaxial laminating engagement mode, and the combination mode can effectively drive the rearview mirror to automatically open and close, but can not effectively limit the movement of all the parts in the radial direction, so that the abrasion among the parts is easy to be aggravated along with the time, and the service life and the running stability of the rearview mirror folder are seriously affected.
Therefore, it is desirable to design a transmission mechanism that avoids component play in the radial direction, thereby increasing overall stability and service life.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: how to provide a transmission mechanism which can avoid the channeling of parts in the radial direction, thereby increasing the overall stability and the service life.
In order to solve the technical problems, the utility model adopts the following technical scheme: a transmission mechanism of a rearview mirror folder, which is characterized by comprising a driving toothed ring; a limiting plate is arranged on the inner circumferential surface of the driving toothed ring; the limiting plate is perpendicular to the axis of the driving toothed ring; the limiting plate equally divides the driving gear ring into two areas; a through hole is formed in the center of the limiting plate; at least three driving blocks which are uniformly circumferentially distributed by taking the axis of the driving toothed ring as a rotating shaft are arranged on any end face of the limiting plate.
Further, a first annular surrounding baffle is arranged on the other end face of the limiting plate, on which the driving block is not arranged; the first annular enclosing baffle and the through hole are coaxially arranged, and the inner diameter of the first annular enclosing baffle is consistent with the diameter of the through hole; the inner wall of the driving toothed ring, the limiting plate and the first annular enclosing baffle form a groove body structure.
Further, a second annular enclosing shield is arranged at the end face of the same side of the driving gear ring as the first annular enclosing shield; the inner diameter of the second annular surrounding baffle is consistent with the inner diameter of the driving toothed ring.
Further, a gasket is arranged in a groove body structure formed by the inner wall of the driving gear ring, the limiting plate and the first annular enclosing baffle.
Further, a notch is arranged at the outer circumference of the gasket.
Further, the device also comprises a stop washer; the stop washer is positioned at one end of the driving gear ring, which is provided with a driving block; and the stop washer is provided with a driving groove matched with the driving block.
Further, the stop washer is in small clearance fit with the drive ring gear.
Furthermore, avoidance grooves which are uniformly and circumferentially distributed by taking the axis of the driving gear ring as a rotating shaft are formed in the circumferential surface of the through hole; the avoidance groove extends along the axial direction of the driving gear ring.
The utility model has the beneficial effects that: the transmission mechanism of the rearview mirror folder provided by the utility model has the advantages that the structure is simple, the use is convenient, the driving toothed ring is uniformly divided into two areas through the limiting plate, the driving toothed ring and subsequent parts can be matched in an embedded manner to provide structural support, the natural barrier formed by the inner wall of the driving toothed ring can be utilized to prevent the parts from moving in the radial direction, the space occupation rate of the parts can be indirectly reduced, and the effect of compressing the whole size is achieved.
Drawings
FIG. 1 is a schematic view of the drive mechanism of a mirror-image folder according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a driving ring gear according to an embodiment of the present utility model;
FIG. 3 is a schematic view of another angle of the driving ring gear according to an embodiment of the present utility model;
FIG. 4 is a top view of a drive ring gear according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a stop washer according to an embodiment of the present utility model;
description of the reference numerals:
1. driving the toothed ring; 11. a limiting plate; 111. a through hole; 112. a driving block; 113. a first annular enclosure; 114. the second annular surrounding block; 115. an avoidance groove;
2. a gasket; 21, a step of; a notch;
3. a stop washer; 31. and a driving groove.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The most critical concept of the utility model is as follows: the driving toothed ring is uniformly divided into two areas through the limiting plate, structural support can be provided for embedded cooperation of the driving toothed ring and subsequent parts, the natural barrier formed by the inner wall of the driving toothed ring can be utilized to prevent the parts from moving in the radial direction, the space occupation rate of the parts can be indirectly reduced, and the effect of compressing the whole size is achieved.
Referring to fig. 1 to 5, the transmission mechanism of the rearview mirror folder provided by the utility model comprises a driving toothed ring 1; a limiting plate 11 is arranged on the inner circumferential surface of the driving gear ring 1; the limiting plate 11 is perpendicular to the axis of the driving gear ring 1; the limiting plate 11 equally divides the driving toothed ring 1 into two areas; the center of the limiting plate 11 is provided with a through hole 111, namely the limiting plate 11 is of an annular structure with a certain thickness; at least three driving blocks 112 which are uniformly circumferentially distributed by taking the axis of the driving gear ring 1 as a rotating shaft are arranged on any end face of the limiting plate 11.
From the above description, the beneficial effects of the utility model are as follows: the driving gear ring 1 is uniformly divided into two areas through the limiting plate 11, so that structural support can be provided for embedded matching of the driving gear ring 1 and subsequent parts, the natural barrier formed by the inner wall of the driving gear ring 1 can be utilized to prevent the parts from moving in the radial direction, the space occupation rate of the parts can be indirectly reduced, and the effect of compressing the whole size is achieved; the device simple structure, convenient assembling compares with current rear-view mirror folder's actuating mechanism, can avoid appearing because of spare part is not retrained in radial to lead to running stability poor, influence the condition of the whole life of mechanism even.
Further, the other end surface of the limiting plate 11, which is not provided with the driving block 112, is provided with a first annular surrounding block 113; the first annular enclosure 113 is coaxially arranged with the through hole 111, and the inner diameter of the first annular enclosure 113 is consistent with the diameter of the through hole 111; the inner wall of the driving gear ring 1, the limiting plate 11 and the first annular enclosure 113 form a groove body structure.
As is apparent from the above description, the design can facilitate the stable fixation of the ring-shaped component in the driving ring gear 1, thereby avoiding the occurrence of severe shaking during the operation of the driving mechanism.
Further, a second annular enclosure 114 is arranged at the end surface of the driving gear ring 1 on the same side as the first annular enclosure 113; the inner diameter of the second annular enclosure 114 corresponds to the inner diameter of the drive ring 1.
As can be seen from the above description, the second annular enclosure 114 provided on the driving gear ring 1 can further expand the radial limit range of the driving gear ring 1, so as to achieve a better limit effect on the components, and further effectively improve the stability of the overall structure.
Further, a gasket 2 is arranged in a groove structure formed by the inner wall of the driving gear ring 1, the limiting plate 11 and the first annular surrounding block 113.
Further, a notch 21 is provided at the outer circumference of the gasket 2.
As can be seen from the above description, the gasket 2 is disposed in the groove structure formed by the inner wall of the driving gear ring 1, the limiting plate 11 and the first annular enclosure 113, so that not only can the impact of external force on the driving gear ring 1 be effectively relieved, but also the abrasion of other parts on the driving gear ring 1 can be reduced, thereby reducing the replacement rate of the key structure and achieving the effect of indirectly saving cost; secondly, the notch 21 of the gasket 2 is a glue feeding point when the gasket 2 is injection molded, is a specially designed process notch, ensures that the position of the notch 21 does not protrude out of the maximum outer diameter of the gasket 2, and can effectively avoid the condition that the gasket 2 interferes with the inner wall of the driving gear ring 1 in the actual use process.
Further, the transmission mechanism of the rearview mirror folder further comprises a stop washer 3; the stop washer 3 is positioned at one end of the driving gear ring 1 provided with a driving block 112; the stop washer 3 is provided with a driving groove 31 which is matched with the driving block 112.
Further, the stop washer 3 is in a small clearance fit with the drive ring gear 1.
As can be seen from the above description, the outer diameter of the stop washer 3 is ensured to be slightly smaller than the inner diameter of the driving toothed ring 1, so that the stop washer 3 can be conveniently embedded into the driving toothed ring 1, thereby limiting the radial movement trend of the driving toothed ring 1, and the stop washer 3 is provided with the driving groove 31 which is matched with the driving block 112, so that the driving operation of the driving toothed ring 1 can be conveniently performed.
Further, the circumferential surface of the through hole 111 is provided with avoiding grooves 115 which are uniformly circumferentially distributed with the axis of the driving gear ring 1 as a rotation axis; the escape groove 115 extends in the axial direction of the drive ring gear 1.
As can be seen from the above description, when the component needs to pass through the through hole 111, the relief groove 115 can facilitate the component passing through without reaming the through hole 111, thereby improving the overall assembly efficiency.
The transmission mechanism of the rearview mirror folder can assist the automatic opening and closing operation of the rearview mirror.
Referring to fig. 1 to 5, a first embodiment of the present utility model is as follows:
a transmission mechanism of a rearview mirror folder comprises a driving toothed ring 1 and a stop washer 3; a limiting plate 11 is arranged on the inner circumferential surface of the driving gear ring 1; the limiting plate 11 is perpendicular to the axis of the driving gear ring 1; the limiting plate 11 equally divides the driving toothed ring 1 into two areas; a through hole 111 is arranged at the center of the limiting plate 11; three driving blocks 112 which are uniformly and circumferentially distributed by taking the axis of the driving gear ring 1 as a rotating shaft are arranged on any end face of the limiting plate 11; the stop washer 3 is positioned at one end of the driving gear ring 1 provided with a driving block 112; the stop washer 3 is provided with a driving groove 31 which is matched with the driving block 112; the stop washer 3 is in small clearance fit with the driving gear ring 1; the circumference surface of the through hole 111 is provided with avoiding grooves 115 which are uniformly and circumferentially distributed by taking the axis of the driving gear ring 1 as a rotating shaft; the escape groove 115 extends in the axial direction of the drive ring gear 1.
The other end face of the limiting plate 11, which is not provided with the driving block 112, is provided with a first annular enclosing shield 113; the first annular enclosure 113 is coaxially arranged with the through hole 111, and the inner diameter of the first annular enclosure 113 is consistent with the diameter of the through hole 111; the inner wall of the driving gear ring 1, the limiting plate 11 and the first annular enclosing baffle 113 form an annular groove body structure; a second annular enclosing baffle 114 is arranged at the end surface of the driving gear ring 1 on the same side as the first annular enclosing baffle 113; the inner diameter of the second annular enclosure 114 is identical to the inner diameter of the driving toothed ring 1; a gasket 2 is arranged in a groove body structure formed by the inner wall of the driving gear ring 1, the limiting plate 11 and the first annular enclosing shield 113; the gasket 2 is provided with a notch 21 at its outer circumference.
The working principle of the utility model is as follows: firstly, placing a gasket 2 into a groove body structure formed by the inner wall of a driving gear ring 1, a limiting plate 11 and a first annular enclosing shield 113; then embedding the stop washer 3 into the driving toothed ring 1, and meshing the driving groove 31 on the stop washer 3 with the driving block 112 on the limiting plate 11 to finish the preassembly of the driving mechanism; then, the rest parts are sequentially laminated on the two sides of the driving gear ring 1 or pass through the through holes 111 of the limiting plate 11, so that the assembly work of the transmission mechanism can be rapidly realized; finally, the rearview mirror is connected with the vehicle body through the transmission mechanism, and the installation work of the rearview mirror folder can be completed.
In summary, the transmission mechanism of the rearview mirror folder provided by the utility model has the advantages of simple structure and convenience in operation; the driving toothed ring is uniformly divided into two areas through the limiting plate, so that structural support can be provided for embedded matching of the driving toothed ring and subsequent parts, the natural barrier formed by the inner wall of the driving toothed ring can be utilized to prevent the parts from moving in the radial direction, the space occupation rate of the parts can be indirectly reduced, and the effect of compressing the whole size is achieved; the driving mechanism of the existing rearview mirror folder overcomes the defects that the running stability is poor and the whole service life of the mechanism is even shortened because parts are not constrained in the radial direction.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (8)
1. A transmission mechanism of a rearview mirror folder, which is characterized by comprising a driving toothed ring; a limiting plate is arranged on the inner circumferential surface of the driving toothed ring; the limiting plate is perpendicular to the axis of the driving toothed ring; the limiting plate equally divides the driving gear ring into two areas; a through hole is formed in the center of the limiting plate; at least three driving blocks which are uniformly circumferentially distributed by taking the axis of the driving toothed ring as a rotating shaft are arranged on any end face of the limiting plate.
2. The transmission mechanism of a rearview mirror folder according to claim 1, wherein the other end surface of the limiting plate, on which the driving block is not arranged, is provided with a first annular surrounding baffle; the first annular enclosing baffle and the through hole are coaxially arranged, and the inner diameter of the first annular enclosing baffle is consistent with the diameter of the through hole; the inner wall of the driving toothed ring, the limiting plate and the first annular enclosing baffle form a groove body structure.
3. The transmission mechanism of a rearview mirror folder according to claim 2, wherein a second annular fence is arranged at the end face of the same side of the driving toothed ring as the first annular fence; the inner diameter of the second annular surrounding baffle is consistent with the inner diameter of the driving toothed ring.
4. The transmission mechanism of a rearview mirror folder according to claim 2, wherein a gasket is arranged in a groove structure formed by the inner wall of the driving gear ring, the limiting plate and the first annular surrounding shield.
5. The transmission mechanism of a rearview mirror folder according to claim 4, wherein a notch is provided at an outer circumference of the spacer.
6. The transmission mechanism of a rearview mirror folder according to claim 1, further comprising a stop washer; the stop washer is positioned at one end of the driving gear ring, which is provided with a driving block; and the stop washer is provided with a driving groove matched with the driving block.
7. The transmission mechanism of a rearview mirror folder according to claim 6, wherein the stop washer is a small clearance fit with the drive ring gear.
8. The transmission mechanism of the rearview mirror folder according to claim 1, wherein avoidance grooves which are uniformly and circumferentially distributed by taking the axis of the driving toothed ring as a rotating shaft are formed in the circumferential surface of the through hole; the avoidance groove extends along the axial direction of the driving gear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321704061.7U CN220268352U (en) | 2023-06-30 | 2023-06-30 | Transmission mechanism of rearview mirror folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321704061.7U CN220268352U (en) | 2023-06-30 | 2023-06-30 | Transmission mechanism of rearview mirror folder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268352U true CN220268352U (en) | 2023-12-29 |
Family
ID=89301003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321704061.7U Active CN220268352U (en) | 2023-06-30 | 2023-06-30 | Transmission mechanism of rearview mirror folder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268352U (en) |
-
2023
- 2023-06-30 CN CN202321704061.7U patent/CN220268352U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |