CN219856984U - Connection structure of compact electronic rearview mirror - Google Patents
Connection structure of compact electronic rearview mirror Download PDFInfo
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- CN219856984U CN219856984U CN202320693543.0U CN202320693543U CN219856984U CN 219856984 U CN219856984 U CN 219856984U CN 202320693543 U CN202320693543 U CN 202320693543U CN 219856984 U CN219856984 U CN 219856984U
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- 230000005540 biological transmission Effects 0.000 claims description 29
- 230000002512 anti-withdrawal effect Effects 0.000 claims description 11
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model discloses a connection structure of a compact electronic rearview mirror, which belongs to the technical field of automobile accessories, and comprises a rotating shaft, a movement assembly and a mirror base; one end of the rotating shaft is provided with a clamping hook; an auxiliary assembly ring is arranged on the movement assembly; the auxiliary assembly ring is provided with a hanging groove matched with the clamping hook; the rotating shaft penetrates through the auxiliary assembly ring and is clamped with the mirror base through the clamping hook; the auxiliary assembly ring is connected with the end face adjacent to the mirror base in a sliding manner; the auxiliary assembly ring with the hanging groove is directly arranged on the movement assembly, so that the pre-assembly of the rotating shaft can be facilitated, the number of parts can be reduced, and the whole volume is reduced; the problem that the existing connection structure of the electronic rearview mirror cannot meet the design requirement of compact type due to overlarge overall size is effectively solved.
Description
Technical Field
The utility model belongs to the technical field of automobile accessories, and particularly relates to a connection structure of a compact electronic rearview mirror.
Background
Along with the continuous improvement of the science and technology level, more and more automobile manufacturers replace traditional rearview mirrors with electronic rearview mirrors so as to meet the intelligent demands of customers and promote the overall science and technology sense of the automobile.
The existing electronic rearview mirror usually has a rotating folding function, and in order to facilitate the assembly work of the rotating shaft and the movement, the connection of the rotating shaft and the movement needs to be realized through a clamping ring. However, for some compact electronic rearview mirrors, the collar only has an auxiliary connection function, and after the connection work is completed, the collar not only loses function, but also occupies the space of the movement, so that the volume of the movement is increased, and the requirement of the electronic rearview mirror on compact layout cannot be met. Therefore, it is necessary to design a connection structure that can be assembled easily and that can satisfy the need for compact layout of the electronic rear view mirror.
Disclosure of Invention
In order to overcome the defects in the prior art, the technical problems to be solved by the utility model are as follows: how to provide a connection structure which can be assembled conveniently and can meet the requirement of compact layout of the electronic rearview mirror.
In order to solve the technical problems, the utility model adopts the following technical scheme: a connection structure of a compact electronic rearview mirror comprises a rotating shaft, a movement assembly and a mirror base; a clamping hook is arranged at one end of the rotating shaft; an auxiliary assembly ring is arranged on the movement assembly; the auxiliary assembly ring is provided with a hanging groove matched with the clamping hook; the rotating shaft penetrates through the auxiliary assembly ring and is clamped with the mirror base through the clamping hooks.
Wherein, the auxiliary assembly ring is also provided with a yielding groove; the abdication groove penetrates through two end faces of the auxiliary assembly ring.
Wherein the mirror base is of a circular ring structure; a limiting block, a clamping table and an anti-withdrawal lug are arranged on the inner annular wall of the mirror base; the axis of the limiting block and the axis of the anti-withdrawal bump are parallel to the axis of the mirror base; the clamping hooks are mutually clamped with the clamping tables; the limiting block, the clamping table and the anti-withdrawal protruding block form a U-shaped structure, and an opening of the U-shaped structure is arranged in a direction away from the movement assembly.
The end face of the auxiliary assembly ring provided with the hanging groove is provided with a first arc-shaped groove and a first arc-shaped boss; the first arc-shaped groove and the first arc-shaped boss form a first toothed ring structure, and the first toothed ring structure and the auxiliary assembly ring are coaxially arranged; the end face, which is away from the opening direction of the U-shaped structure, of the mirror base is provided with a second arc-shaped groove and a second arc-shaped boss; the second arc-shaped groove and the second arc-shaped boss form a second toothed ring structure, and the second toothed ring structure and the mirror base are coaxially arranged; the first toothed ring structure and the second toothed ring structure are oppositely arranged.
Wherein the distance between the bottom of the hanging groove and the end surface of the auxiliary assembly ring, which is provided with the hanging groove, is 0.2 mm-0.5 mm.
Wherein, the inner part of the movement assembly comprises a driving motor, a transmission rod piece, a gear and a wave spring; one end of the rotating shaft, which is far away from the clamping hook, is provided with a baffle ring; the rotating shaft and the gear are coaxially arranged and are mutually sleeved; the clamping hooks are positioned outside the gear and face the auxiliary assembly ring; one end of the wave spring is abutted against the baffle ring, and the other end of the wave spring is abutted against the gear; the driving motor is in transmission connection with the gear through a transmission rod piece; the axis of the driving motor and the axis of the transmission rod are mutually perpendicular to the axis of the rotating shaft.
Wherein, the movable end of the driving motor is provided with a worm; the transmission rod piece comprises a gear section and a worm section which are coaxially arranged; the worm is in transmission connection with the gear section; the worm section is in transmission connection with the gear.
The utility model has the beneficial effects that: the connecting structure of the compact electronic rearview mirror is compact in structure and convenient to use, the auxiliary assembly ring is directly arranged on the movement assembly, the number of whole parts can be effectively reduced, the whole volume is reduced, and the hanging groove matched with the clamping hook is arranged on the auxiliary assembly ring, so that the rotating shaft can be conveniently pre-assembled; after the assembly work of the rotating shaft and the mirror base is completed, the electronic rearview mirror can be rotated and folded through the rotation of the core assembly around the rotating shaft.
Drawings
FIG. 1 is a schematic view showing a structure of a connection structure of a compact electronic rearview mirror according to an embodiment of the utility model;
FIG. 2 is a schematic view showing a structure of a compact electronic rearview mirror according to an embodiment of the utility model (a mirror base is omitted);
FIG. 3 shows an enlarged view at A of FIG. 2;
FIG. 4 is a schematic view of a structure of a spindle according to an embodiment of the present utility model;
FIG. 5 is a schematic view showing the structure of an auxiliary assembly ring according to an embodiment of the present utility model;
FIG. 6 is a schematic view showing the structure of a mirror base according to an embodiment of the present utility model;
FIG. 7 is a schematic view of another angle of the mirror base according to an embodiment of the present utility model;
FIG. 8 is a front cross-sectional view of a spindle according to an embodiment of the present utility model in a pre-assembled state;
FIG. 9 is a front cross-sectional view of a shaft according to an embodiment of the present utility model after assembly;
FIG. 10 is a schematic view showing the internal structure of the connection structure of the compact electronic rearview mirror according to the embodiment of the utility model;
description of the reference numerals:
1. a rotating shaft; 11. a hook; 12. a baffle ring;
2. a movement assembly; 21. an auxiliary assembly ring; 211. a hanging groove; 212. a relief groove; 213. a first arcuate recess; 214. a first arcuate boss; 215. a first toothed ring structure; 22. a driving motor; 221. a worm; 23. a transmission rod; 231. a gear segment; 232. a worm section; 24. a gear; 25. a wave spring;
3. a mirror base; 31. a limiting block; 32. a clamping table; 33. anti-withdrawal bumps; 34. a second arcuate recess; 35. a second arcuate boss; 36. a second toothed ring structure.
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: through directly setting up the supplementary assembly ring that has the hanging groove on the core assembly, can enough be convenient for the preassembly of pivot, thereby also reducible part number reduces holistic volume, reaches the purpose that satisfies the design requirement of compact type.
Referring to fig. 1 to 10, the connection structure of a compact electronic rearview mirror provided by the present utility model includes a rotating shaft 1, a movement assembly 2 and a mirror base 3; one end of the rotating shaft 1 is provided with a clamping hook 11; the movement assembly 2 is provided with an auxiliary assembly ring 21; the auxiliary assembly ring 21 is provided with a hanging groove 211 matched with the clamping hook 11; the rotating shaft 1 penetrates through the auxiliary assembly ring 21 and is clamped with the mirror base 3 through the clamping hooks 11.
From the above description, the beneficial effects of the utility model are as follows: the connecting structure of the compact electronic rearview mirror is provided, and the auxiliary assembly ring 21 with the hanging groove 211 is directly arranged on the movement assembly 2, so that the pre-assembly of the rotating shaft 1 can be facilitated, the number of parts can be reduced, and the whole volume can be reduced; the device compact structure, convenient operation compares with the connection structure of current electron rear-view mirror, can avoid because of the oversize of overall dimension, and can't satisfy the purpose of the design requirement of compact type.
Further, the auxiliary assembly ring 21 is further provided with a yielding groove 212; the relief groove 212 penetrates both end surfaces of the auxiliary fitting ring 21.
As can be seen from the above description, the relief groove 212 can prevent the hook 11 from interfering with the auxiliary assembly ring 21 when the rotating shaft 1 passes through the auxiliary assembly ring 21.
Further, the mirror base 3 has a circular ring structure; a limiting block 31, a clamping table 32 and an anti-withdrawal bump 33 are arranged on the inner annular wall of the mirror base 3; the axis of the limiting block 31 and the axis of the anti-back-out bump 33 are parallel to the axis of the mirror base 3; the clamping hook 11 is mutually clamped with the clamping table 32; the limiting block 31, the clamping table 32 and the anti-withdrawal bump 33 form a U-shaped structure, and an opening of the U-shaped structure is arranged in a direction away from the movement assembly 2.
As can be seen from the above description, when the hook 11 on the rotating shaft 1 is engaged with the U-shaped structure formed by the limiting block 31, the clamping table 32 and the anti-back-out bump 33, the assembly of the movement assembly 2 and the mirror base 3 can be completed.
Further, the end surface of the auxiliary assembly ring 21 provided with the hanging groove 211 is provided with a first arc-shaped groove 213 and a first arc-shaped boss 214; the first arc-shaped groove 213 and the first arc-shaped boss 214 form a first toothed ring structure 215, and the first toothed ring structure 215 is coaxially arranged with the auxiliary assembly ring 21; the end face of the mirror base 3, which is away from the opening direction of the U-shaped structure, is provided with a second arc-shaped groove 34 and a second arc-shaped boss 35; the second arc-shaped groove 34 and the second arc-shaped boss 35 form a second toothed ring structure 36, and the second toothed ring structure 36 is coaxially arranged with the mirror base 3; the first toothed ring structure 215 is disposed opposite the second toothed ring structure 36.
As can be seen from the above description, because the first toothed ring structure 215 and the second toothed ring structure 36 are in a yielding fit, the first arc-shaped boss 214 and the second arc-shaped boss 35 can be axially displaced in a dislocation manner during manual rotation of the electronic rearview mirror, so that a gap can be generated between the mirror frame assembly and the mirror base 3 of the electronic rearview mirror, and the contact area between the mirror frame assembly and the mirror base 3 of the electronic rearview mirror is reduced, so that the rotational folding action of the electronic rearview mirror is smoother.
Further, the distance between the bottom of the hanging groove 211 and the end surface of the auxiliary fitting ring 21 where the hanging groove 211 is provided is 0.2mm to 0.5mm. Preferably, the distance between the groove bottom of the hanging groove 211 and the end surface of the auxiliary fitting ring 21 where the hanging groove 211 is provided is 0.5mm.
As can be seen from the above description, the arrangement can facilitate temporary fixing of the hook 11 in the hanging groove 211 when the rotating shaft 1 is preassembled, so as to avoid the situation that the rotating shaft 1 and the auxiliary assembly ring 21 slide relatively easily during the assembly process of the rotating shaft 1 and the mirror base 3, and further affect the assembly work of the rotating shaft 1 and the mirror base 3.
Further, the interior of the movement assembly 2 includes a driving motor 22, a transmission rod 23, a gear 24 and a wave spring 25; one end of the rotating shaft 1, which is far away from the clamping hook 11, is provided with a baffle ring 12; the rotating shaft 1 and the gear 24 are coaxially arranged and are mutually sleeved; the clamping hook 11 is positioned outside the gear 24 and is arranged towards the auxiliary assembly ring 21; one end of the wave spring 25 is abutted against the baffle ring 12, and the other end is abutted against the gear 24; the driving motor 22 is in transmission connection with the gear 24 through a transmission rod piece 23; the axis of the driving motor 22 and the axis of the transmission rod 23 are perpendicular to the axis of the rotating shaft 1 at the same time.
As can be seen from the above description, the longitudinal dimension of the movement assembly 2 can be effectively reduced, the overall dimension of the electronic rear view mirror can be indirectly reduced, the compact design requirement can be met, and the wave spring 25 can quickly eliminate the gap between the auxiliary assembly ring 21 and the mirror base 3 after the first arc-shaped boss 214 and the second arc-shaped boss 35 are axially displaced, so as to prevent dust or other impurities from entering the electronic rear view mirror.
Further, a movable end of the driving motor 22 is provided with a worm 221; the transmission rod 23 comprises a gear section 231 and a worm section 232 which are coaxially arranged; the worm 221 is in transmission connection with the gear segment 231; the worm segment 232 is in driving connection with the gear 24.
From the above description, it is clear that this design increases the overall transmission ratio, thus increasing the overall torque, while enabling further compactness.
The connection structure of the compact electronic rearview mirror of the utility model can assist the connection work of the electronic rearview mirror and the mirror base 3.
The first embodiment of the utility model is as follows:
referring to fig. 1 to 4, a connection structure of a compact electronic rear view mirror includes a rotation shaft 1, a movement assembly 2, and a mirror base 3; one end of the rotating shaft 1 is provided with a clamping hook 11; the movement assembly 2 is provided with an auxiliary assembly ring 21; the auxiliary assembly ring 21 is provided with a hanging groove 211 matched with the clamping hook 11; the rotating shaft 1 penetrates through the auxiliary assembly ring 21 and is clamped with the mirror base 3 through the clamping hooks 11; the distance between the bottom of the hanging groove 211 and the end surface of the auxiliary assembly ring 21 provided with the hanging groove 211 is 0.5mm; the auxiliary assembly ring 21 is also provided with a yielding groove 212; the relief groove 212 penetrates both end surfaces of the auxiliary fitting ring 21.
Referring to fig. 5 to 9, the auxiliary assembly ring 21 is provided with a first arc-shaped groove 213 and a first arc-shaped boss 214 on the end surface provided with the hanging groove 211; the first arc-shaped groove 213 and the first arc-shaped boss 214 form a first toothed ring structure 215, and the first toothed ring structure 215 is coaxially arranged with the auxiliary assembly ring 21; the end face of the mirror base 3, which is away from the opening direction of the U-shaped structure, is provided with a second arc-shaped groove 34 and a second arc-shaped boss 35; the second arc-shaped groove 34 and the second arc-shaped boss 35 form a second toothed ring structure 36, and the second toothed ring structure 36 is coaxially arranged with the mirror base 3; the first toothed ring structure 215 is disposed opposite the second toothed ring structure 36.
The mirror base 3 is of a circular ring structure; a limiting block 31, a clamping table 32 and an anti-withdrawal bump 33 are arranged on the inner annular wall of the mirror base 3; the axis of the limiting block 31 and the axis of the anti-back-out bump 33 are parallel to the axis of the mirror base 3; the clamping hook 11 is mutually clamped with the clamping table 32; the limiting block 31, the clamping table 32 and the anti-withdrawal bump 33 form a U-shaped structure, and an opening of the U-shaped structure is arranged in a direction away from the movement assembly 2.
Referring to fig. 10, the interior of the deck assembly 2 includes a drive motor 22, a transmission rod 23, a gear 24, and a wave spring 25; one end of the rotating shaft 1, which is far away from the clamping hook 11, is provided with a baffle ring 12; the rotating shaft 1 and the gear 24 are coaxially arranged and are mutually sleeved; the clamping hook 11 is positioned outside the gear 24 and is arranged towards the auxiliary assembly ring 21; one end of the wave spring 25 is abutted against the baffle ring 12, and the other end is abutted against the gear 24; the driving motor 22 is in transmission connection with the gear 24 through a transmission rod piece 23; the axis of the driving motor 22 and the axis of the transmission rod piece 23 are mutually perpendicular to the axis of the rotating shaft 1 at the same time; the movable end of the driving motor 22 is provided with a worm 221; the transmission rod 23 comprises a gear section 231 and a worm section 232 which are coaxially arranged; the worm 221 is in transmission connection with the gear segment 231; the worm segment 232 is in driving connection with the gear 24.
The working principle of the utility model is as follows: firstly, a driving motor 22, a transmission rod piece 23, a gear 24, a wave spring 25 and a rotating shaft 1 are placed in a movement assembly 2; one end of the wave spring 25 is abutted against the baffle ring 12 of the rotating shaft 1, and the other end is abutted against the inner wall of the shell of the movement assembly 2 provided with the auxiliary assembly ring 21; after the clamping hook 11 on the rotating shaft 1 is aligned with the yielding groove 212 on the auxiliary assembly ring 21, the auxiliary assembly ring 21 is sleeved outside the rotating shaft 1, and the rotating shaft 1 is rotated to enable the clamping hook 11 to be embedded into the hanging groove 211 on the auxiliary assembly ring 21, so that the preassembly work of the rotating shaft 1 is completed; then, the end of the mirror base 3 with the second toothed ring structure 36 is disposed opposite to the end of the auxiliary fitting ring 21 with the first arc-shaped groove 213; then, the axis direction of the rotating shaft 1 is pushed to the rotating shaft 1, so that the clamping hook 11 on the rotating shaft 1 further moves towards the mirror base 3, when the position of the clamping hook 11 exceeds the anti-back projection 33, the rotating shaft 1 is rotated to enable the clamping hook 11 to move towards the limiting block 31 until the clamping hook 11 abuts against the limiting block 31, and after the axial extrusion force of the rotating shaft 1 is removed, the clamping table 32 is restored, so that the assembly work of the rotating shaft 1 and the mirror base 3 fixed on the automobile body is completed; finally, the movement assembly 2 is connected with the mirror frame assembly of the electronic rearview mirror through the fastener, and the installation work of the electronic rearview mirror can be completed.
When the driving motor 22 is started, the worm 221 at the movable end of the driving motor 22 drives the gear segment 231 to rotate, and then the worm segment 232 can be synchronously driven to rotate, and the gear 24 can be in a static state under the compression action of the wave spring 25 and the rotating shaft 1 after the rotating shaft 1 is clamped with the mirror base 3, so that the movement assembly 2 can rotate around the axis of the gear 24 under the rotation of the worm segment 232, and further the electronic rearview mirror can realize the function of rotating and folding.
Because the first toothed ring structure 215 and the second toothed ring structure 36 are in abdication fit, the first arc-shaped boss 214 and the second arc-shaped boss 35 can axially move in a dislocation manner in the manual rotation process of the electronic rearview mirror, so that a gap can be generated between the mirror frame assembly and the mirror base 3 of the electronic rearview mirror, the contact area between the mirror frame assembly and the mirror base 3 of the electronic rearview mirror is reduced, and the rotation folding action of the electronic rearview mirror is smoother.
In summary, the connection structure of the compact electronic rearview mirror provided by the utility model has the advantages of compact overall structure and convenience in operation; the auxiliary assembly ring with the hanging groove is directly arranged on the movement assembly, so that the pre-assembly of the rotating shaft can be facilitated, the number of parts can be reduced, and the whole volume is reduced; the problem that the existing connection structure of the electronic rearview mirror cannot meet the design requirement of compact type due to overlarge overall size is solved.
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 (7)
1. The connection structure of the compact electronic rearview mirror is characterized by comprising a rotating shaft, a movement assembly and a mirror base; a clamping hook is arranged at one end of the rotating shaft; an auxiliary assembly ring is arranged on the movement assembly; the auxiliary assembly ring is provided with a hanging groove matched with the clamping hook; the rotating shaft penetrates through the auxiliary assembly ring and is clamped with the mirror base through the clamping hooks.
2. The connection structure of a compact electronic rearview mirror according to claim 1, characterized in that a relief groove is further provided on the auxiliary assembly ring; the abdication groove penetrates through two end faces of the auxiliary assembly ring.
3. The connection structure of a compact electronic rearview mirror according to claim 1, characterized in that said mirror base is of a circular ring structure; a limiting block, a clamping table and an anti-withdrawal lug are arranged on the inner annular wall of the mirror base; the axis of the limiting block and the axis of the anti-withdrawal bump are parallel to the axis of the mirror base; the clamping hooks are mutually clamped with the clamping tables; the limiting block, the clamping table and the anti-withdrawal protruding block form a U-shaped structure, and an opening of the U-shaped structure is arranged in a direction away from the movement assembly.
4. The connection structure of the compact electronic rearview mirror according to claim 3, wherein the end surface of the auxiliary assembly ring provided with the hanging groove is provided with a first arc-shaped groove and a first arc-shaped boss; the first arc-shaped groove and the first arc-shaped boss form a first toothed ring structure, and the first toothed ring structure and the auxiliary assembly ring are coaxially arranged; the end face, which is away from the opening direction of the U-shaped structure, of the mirror base is provided with a second arc-shaped groove and a second arc-shaped boss; the second arc-shaped groove and the second arc-shaped boss form a second toothed ring structure, and the second toothed ring structure and the mirror base are coaxially arranged; the first toothed ring structure and the second toothed ring structure are oppositely arranged.
5. The connection structure of the compact electronic rearview mirror according to claim 1, wherein the distance between the bottom of the hanging groove and the end surface of the auxiliary assembly ring provided with the hanging groove is 0.2 mm-0.5 mm.
6. The connection structure of a compact electronic rearview mirror according to claim 1, characterized in that the interior of said movement assembly comprises a drive motor, a transmission rod, a gear and a wave spring; one end of the rotating shaft, which is far away from the clamping hook, is provided with a baffle ring; the rotating shaft and the gear are coaxially arranged and are mutually sleeved; the clamping hooks are positioned outside the gear and face the auxiliary assembly ring; one end of the wave spring is abutted against the baffle ring, and the other end of the wave spring is abutted against the gear; the driving motor is in transmission connection with the gear through a transmission rod piece; the axis of the driving motor and the axis of the transmission rod are mutually perpendicular to the axis of the rotating shaft.
7. The connection structure of the compact electronic rearview mirror according to claim 6, characterized in that the movable end of the driving motor is provided with a worm; the transmission rod piece comprises a gear section and a worm section which are coaxially arranged; the worm is in transmission connection with the gear section; the worm section is in transmission connection with the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693543.0U CN219856984U (en) | 2023-03-31 | 2023-03-31 | Connection structure of compact electronic rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320693543.0U CN219856984U (en) | 2023-03-31 | 2023-03-31 | Connection structure of compact electronic rearview mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219856984U true CN219856984U (en) | 2023-10-20 |
Family
ID=88349154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320693543.0U Active CN219856984U (en) | 2023-03-31 | 2023-03-31 | Connection structure of compact electronic rearview mirror |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219856984U (en) |
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2023
- 2023-03-31 CN CN202320693543.0U patent/CN219856984U/en active Active
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