CN204774952U - Clutch of automobile rearview mirror mirror surface driver - Google Patents
Clutch of automobile rearview mirror mirror surface driver Download PDFInfo
- Publication number
- CN204774952U CN204774952U CN201520449788.4U CN201520449788U CN204774952U CN 204774952 U CN204774952 U CN 204774952U CN 201520449788 U CN201520449788 U CN 201520449788U CN 204774952 U CN204774952 U CN 204774952U
- Authority
- CN
- China
- Prior art keywords
- groove
- elastic body
- clutch
- turning cylinder
- helical wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920001971 elastomer Polymers 0.000 abstract 2
- 239000000806 elastomer Substances 0.000 abstract 2
- 238000010030 laminating Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model provides a clutch of automobile rearview mirror mirror surface driver, including straight -teeth gear, axis of rotation, elastomer, helical gear, resistance piece and jump ring, wherein, the resistance piece the helical gear the elastomer the straight -teeth gear sets up in order, the lower extreme of axis of rotation pass in proper order the resistance piece oblique gear connection the straight -teeth gear, the upper end of axis of rotation is provided with the draw -in groove, the main part setting of jump ring is in in the draw -in groove, the both ends laminating of jump ring the upper surface of resistance piece, resistance piece lower surface is provided with the initiative friction surface, the up end setting of helical gear with the driven friction surface of initiative friction surface assorted. The utility model discloses well resistance piece lower surface is provided with the initiative friction surface, the up end setting of helical gear with the driven friction surface of initiative friction surface assorted, thereby can form frictional force between initiative friction surface and driven friction surface, skid in order preventing.
Description
Technical field
The utility model relates to automobile rearview mirror, particularly, relates to a kind of arrangement of clutch of automobile rear view mirror driver.
Background technology
Automobile rearview mirror is positioned at the left and right sides of automobile head, and the front of automotive interior.The situation of automobile rearview mirror reflection automobile rear, side and below, make driver indirectly can see the situation of these positions clearly, it plays a part " second eye ", expands the field range of driver.Back mirror is the vitals that motor bike chaufeur observes vehicle and pedestrian after one's death, and most of rear-view mirror shell is connected with speculum bar.
Through the retrieval to prior art, discovery application number is: 200920295211.7, name is called that the utility model of automobile rear view mirror driver discloses a kind of automobile rear view mirror driver, comprise base, be located at two motors in base, two transmission gears, two in semiorbicular tooth bar, the inner surface of described each tooth bar is equipped with the tooth be meshed with transmission gear, the bottom of described each tooth bar is equipped with guide rail, described two tooth bars at same circle circumferentially, the central axis of hypothesis circle of described two tooth bars and the axis being parallel of the output shaft of two motors, the axis of described each transmission gear and the axis of the output shaft of corresponding motor are on the same line, described base is provided with can for two deep-slotted chip breakers of corresponding guide rail sliding fit.This automobile rear view mirror driver tooth bar install simple, efficiency of assembling is high, replacing is convenient and can not damage other parts.But there is no arrangement of clutch in this utility model, there will be the phenomenon of skidding when minute surface turns to end position.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of arrangement of clutch of automobile rear view mirror driver.
According to the arrangement of clutch of the automobile rear view mirror driver that the utility model provides, comprise straight gear, turning cylinder, elastic body, helical wheel, resisting force sheet and jump ring;
Wherein, described resisting force sheet, described helical wheel, described elastic body, described straight gear are arranged in turn; The lower end of described turning cylinder connects described straight gear through resisting force sheet, described helical wheel successively;
The upper end of described turning cylinder is provided with draw-in groove; The main body of described jump ring is arranged in described draw-in groove, fits the upper surface of described resisting force sheet in the both ends of described jump ring;
Described resisting force sheet lower surface is provided with active friction face; Described helical gear upper surface arranges the driven friction face matched with described active friction face.
Preferably, described helical gear upper surface is provided with groove;
Forming station terrace between described groove and described helical wheel; Helical wheel is provided with and arranges to the centre hole of downward-extension the elastic body mounting groove that upwards extended by lower surface by the bottom land of groove; Described elastic body mounting groove is arranged on the outside of described centre hole;
Described elastic body is arranged in described elastic body mounting groove;
Described resisting force sheet is arranged on described groove and fits with the bottom land of described groove.
Preferably, also wear plate is comprised;
Described wear plate is arranged on the bottom land of described elastic body mounting groove; Fitting described wear plate in described elastomeric upper surface, fits the upper surface of described straight gear in lower surface.
Preferably, described draw-in groove is D font;
Described turning cylinder adopts D font turning cylinder.
Preferably, described straight gear, described turning cylinder, described elastic body, described helical wheel and described resisting force sheet are on the same line.
Preferably, the lower end of described turning cylinder is fixedly connected with straight gear.
Preferably, the endoporus of described resisting force sheet, described centre hole and described turning cylinder fit.
Compared with prior art, the utility model has following beneficial effect:
1, in the utility model, resisting force sheet lower surface is provided with active friction face; Described helical gear upper surface arranges the driven friction face matched with described active friction face; Thus friction force can be formed between active friction face and driven friction face, to prevent from skidding;
2, the utility model is provided with wear plate at the bottom land of elastic body mounting groove, improves wear resisting property;
3, the utility model is rational in infrastructure, is easy to promote.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is a Directional Decomposition schematic diagram of the present utility model;
Fig. 3 is the decomposing schematic representation in another direction of the present utility model.
In figure:
1 is turning cylinder;
2 is jump ring;
3 is resisting force sheet;
4 is helical wheel;
401 is groove;
402 is step surface;
Hole centered by 403;
404 is elastic body mounting groove;
5 is wear plate;
6 is elastic body;
7 is straight gear.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in detail.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.
In the present embodiment, the arrangement of clutch of the automobile rear view mirror driver that the utility model provides, comprises straight gear 7, turning cylinder 1, elastic body 6, helical wheel 4, resisting force sheet 3 and jump ring 2; Wherein, described resisting force sheet 3, described helical wheel 4, described elastic body 6, described straight gear 7 are arranged in turn; The lower end of described turning cylinder 1 connects described straight gear 7 through resisting force sheet 3, described helical wheel 4 successively, and more specifically, the lower end of described turning cylinder 1 is fixedly connected with straight gear 7; The upper end of described turning cylinder 1 is provided with draw-in groove; The main body of described jump ring 2 is arranged in described draw-in groove, fits the upper surface of described resisting force sheet 3 in the both ends of described jump ring 2; Described resisting force sheet 3 lower surface is provided with active friction face; The upper surface of described helical wheel 4 arranges the driven friction face matched with described active friction face.The maxim of the friction force between described active friction face and driven friction face turns to the resistance during end position when being less than straight gear (7).
Described draw-in groove is D font; Described turning cylinder 1 adopts D font turning cylinder.Described straight gear 7, described turning cylinder 1, described elastic body 6, described helical wheel 4 and described resisting force sheet 3 are on the same line.
The upper surface of described helical wheel 4 is provided with groove 401; Forming station terrace 402 between described groove 401 and described helical wheel 4; Helical wheel 4 is provided with and arranges to the centre hole 403 of downward-extension the elastic body mounting groove 404 that upwards extended by lower surface by the bottom land of groove 401; Described elastic body mounting groove 404 is arranged on the outside of described centre hole 403; Described elastic body 6 is arranged in described elastic body mounting groove; Described resisting force sheet 3 is arranged on described groove 401 and fits with the bottom land of described groove 401.The endoporus of described resisting force sheet 3, described centre hole 403 fit with described turning cylinder 1.
The arrangement of clutch of the automobile rear view mirror driver that the utility model provides, also comprises wear plate 5; Described wear plate 5 is arranged on the bottom land of described elastic body mounting groove; Fitting described wear plate 5 in the upper surface of described elastic body 6, fits the upper surface of described straight gear 7 in lower surface.
The arrangement of clutch of the automobile rear view mirror driver that the utility model provides, can prevent minute surface slipping device by actv. when minute surface turns to end position.And can there is not automobile rear view mirror driver clutch slipping device under larger External Force Acting.
Principle of work of the present utility model: first helical wheel 4 and the worm mesh on outside output shaft, straight gear 7 engages with minute surface axle upper transfer gear, drives straight gear 7 thus realize the upset of driver drives eyeglass under the effect of static friction force by helical wheel 4.When eyeglass forwards end position to, the load of straight gear 7 increases, and makes the resistance of straight gear 7 and helical wheel 4 be greater than friction force between straight gear 7 and helical wheel 4, thus straight gear 7 and helical wheel 4 are skidded. the lens protection of realization.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (7)
1. the arrangement of clutch of an automobile rear view mirror driver, it is characterized in that, comprise straight gear (7), turning cylinder (1), elastic body (6), helical wheel (4), resisting force sheet (3) and jump ring (2);
Wherein, described resisting force sheet (3), described helical wheel (4), described elastic body (6), described straight gear (7) are arranged in turn; The lower end of described turning cylinder (1) connects described straight gear (7) through resisting force sheet (3), described helical wheel (4) successively;
The upper end of described turning cylinder (1) is provided with draw-in groove; The main body of described jump ring (2) is arranged in described draw-in groove, fits the upper surface of described resisting force sheet (3) in the both ends of described jump ring (2);
Described resisting force sheet (3) lower surface is provided with active friction face; The upper surface of described helical wheel (4) arranges the driven friction face matched with described active friction face.
2. the arrangement of clutch of automobile rear view mirror driver according to claim 1, is characterized in that, the upper surface of described helical wheel (4) is provided with groove (401);
Forming station terrace (402) between described groove (401) and described helical wheel (4); Helical wheel (4) is provided with and arranges to the centre hole (403) of downward-extension the elastic body mounting groove (404) that upwards extended by lower surface by the bottom land of groove (401); Described elastic body mounting groove (404) is arranged on the outside of described centre hole (403);
Described elastic body (6) is arranged in described elastic body mounting groove;
Described resisting force sheet (3) is arranged on described groove (401) and fits with the bottom land of described groove (401).
3. the arrangement of clutch of automobile rear view mirror driver according to claim 2, is characterized in that, also comprises wear plate (5);
Described wear plate (5) is arranged on the bottom land of described elastic body mounting groove; Fitting described wear plate (5) in the upper surface of described elastic body (6), fits the upper surface of described straight gear (7) in lower surface.
4. the arrangement of clutch of automobile rear view mirror driver according to claim 1, is characterized in that, described draw-in groove is D font;
Described turning cylinder (1) adopts D font turning cylinder.
5. the arrangement of clutch of automobile rear view mirror driver according to claim 1, it is characterized in that, described straight gear (7), described turning cylinder (1), described elastic body (6), described helical wheel (4) and described resisting force sheet (3) are on the same line.
6. the arrangement of clutch of automobile rear view mirror driver according to claim 1, is characterized in that, the lower end of described turning cylinder (1) is fixedly connected with straight gear (7).
7. the arrangement of clutch of automobile rear view mirror driver according to claim 2, is characterized in that, the endoporus of described resisting force sheet (3), described centre hole (403) and described turning cylinder (1) fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520449788.4U CN204774952U (en) | 2015-06-26 | 2015-06-26 | Clutch of automobile rearview mirror mirror surface driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520449788.4U CN204774952U (en) | 2015-06-26 | 2015-06-26 | Clutch of automobile rearview mirror mirror surface driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204774952U true CN204774952U (en) | 2015-11-18 |
Family
ID=54515064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520449788.4U Expired - Fee Related CN204774952U (en) | 2015-06-26 | 2015-06-26 | Clutch of automobile rearview mirror mirror surface driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204774952U (en) |
-
2015
- 2015-06-26 CN CN201520449788.4U patent/CN204774952U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |