CN201325379Y - Slip device of mirror surface driver of automobile rearview mirror - Google Patents
Slip device of mirror surface driver of automobile rearview mirror Download PDFInfo
- Publication number
- CN201325379Y CN201325379Y CNU2008201677245U CN200820167724U CN201325379Y CN 201325379 Y CN201325379 Y CN 201325379Y CN U2008201677245 U CNU2008201677245 U CN U2008201677245U CN 200820167724 U CN200820167724 U CN 200820167724U CN 201325379 Y CN201325379 Y CN 201325379Y
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- CN
- China
- Prior art keywords
- transmission gear
- big
- drive gear
- face
- mirror
- 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
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a slip device of a mirror surface driver of an automobile rearview mirror, which comprises a big drive gear and a small drive gear, wherein the big drive gear is meshed with a drive worm, and the small drive gear is meshed with a rack. The slip device is characterized in that the big drive gear and the small drive gear are equipped with a central axle hole, one surface of the big drive gear is attached with one surface of the small drive gear, central holes of the big and the small drive gears are equipped with a steel shaft, and a clamp spring is locked on the bottom end of the steel shaft. The slip device of the mirror surface driver of the automobile rearview mirror has the advantages that when the small drive gear rotates to a limit position of the upper top end or the lower end of the rack, attaching surfaces of the big and the small drive gears are rubbed and slipped, jumping sound can not produce, the rearview mirror can not jitter, the operation is very steady, the use effect is excellent, and the phenomenon of suddenly increasing current during the operation process of the mirror surface driver can not produce.
Description
Technical field:
The utility model relates to a kind of driving device of automobile rear view mirror driver, specifically is a kind of automobile rear view mirror driver slipping device.
Background technology:
Automobile rearview mirror is mounted in the outdoor left and right sides of vehicle drive important accessory in front of the door, and it observes scene behind the vehicle body for navigating mate, carries out safe driving and plays a part very important.And be installed in screw lifting mechanism in the automobile rear view mirror driver, and be to regulate rear-vision mirror face angle and visual range, accurately reflect one of core component of the scene behind the vehicle body.
At the existing mirror driver that is used for automobile rearview mirror, the drive mechanism that a kind of mirror driver is arranged is the transmission device of worm gear, Worm type, the float plate that adopts the rack driven mode to drive on the mirror driver is rotated, to reach the purpose of regulating rear-vision mirror face angle and visual range.The mirror driver of this kind automobile rearview mirror is mainly by miniature motor, worm screw, transmission gear 101, tooth bar 102 is formed, the top of tooth bar 102 is connected with float plate 104, the center of transmission gear 101 is provided with central through hole, central through hole is provided with screwed claw 103, transmission gear 101 is an integral type, screwed claw 103 tooth bars 102 are enclosed within the central through hole of transmission gear 101, and be connected with a joggle with screwed claw 103, when miniature motor moves, miniature motor promotes transmission gear 101 by worm screw and rotates, driving tooth bar by the screwed claw on transmission gear 101 central through holes 103 moves up and down, rotate thereby drive with its top bonded assembly float plate 104, rear-vision mirror face is installed on the float plate 104, reaches the purpose of adjusting the automobile rear-vision mirror face angle.Because the shape of the tooth bar 102 of this type of drive mostly is vertical bar shaped, when tooth bar 102 runs to summit and following summit, meet obstructions between screwed claw 103 and the tooth bar 102, screwed claw 103 spreading and slip back and forth between the tooth of tooth bar 102 and backlash with resetting, make back mirror in driving the process of regulating, can shake, have a strong impact on the result of use of product, also produce the sound of beating of ", " simultaneously, make mirror driver produce bigger noise.
The utility model content:
The technical problems to be solved in the utility model is, a kind of low noise that has is provided, and can make mirror driver pass to rear-vision mirror face and adjust pulsation-free automobile rear view mirror driver slipping device.
Technical solution of the present utility model is that a kind of automobile rear view mirror driver slipping device with following structure is provided.This device includes the big transmission gear that is meshed mutually with the transmission worm screw, it is characterized in that, also include the small transmission gear that is meshed mutually with tooth bar, big transmission gear and small transmission gear all are provided with central shaft hole, the one side of big transmission gear fits with the one side of described small transmission gear, the another side of described big transmission gear is equipped with spring perch, between described spring perch and steel footstalk, be mounted with spring, described big, be provided with the steel axle in the centre hole of small transmission gear, be provided with pad and jump ring in described small transmission gear other end, described jump ring is stuck on the bottom of described steel axle.
The binding face of described big transmission gear is the face of concaving, and the binding face of described small transmission gear is a convex inclined plane.
The face of concaving of described big transmission gear is the concave cone face, and the convex inclined plane of described small transmission gear is the cone face.
After adopting above structure, compared with prior art, the utility model automobile rear view mirror driver slipping device has the following advantages: spring and big is set, this structural relation of the face that fits of small transmission gear, when small transmission gear rotates to the last top of tooth bar or descends the end position on top, the resistance that runs between small transmission gear and the tooth bar, transfer to big, the friction that fits between the face of small transmission gear is skidded, can not produce "; " the sound of beating, it is very steady that mirror driver passes to the motion of rear view mirror lens, make back mirror in driving the process of regulating, can not shake, result of use is good, more can not produce the mirror driver phenomenon that electric current increases suddenly in operational process, just can not damage miniature motor yet, thereby prolong the service life of mirror driver
Description of drawings:
Fig. 1 is existing automobile rear view mirror driver middle rack drive mechanism scheme drawing;
Fig. 2 is the utility model automobile rear view mirror driver slipping device generalized section;
Fig. 3 is the utility model automobile rear view mirror driver slipping device component structural exploded view;
Fig. 4 is the component structural exploded view of automobile rear view mirror driver.
Shown in the figure: 101, transmission gear, 102, tooth bar, 103, screwed claw, 104, float plate, 201, base, 202, loam cake, 203, motor, 204, motor worm, 205, the transmission worm screw, 206, the steel axle, 207, spring, 208, spring perch, 209, big transmission gear, 210, small transmission gear, 211, minipad, 212, jump ring, 213, tooth bar, 214, float plate, 215, dust protecting cap.
The specific embodiment:
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is existing automobile rear view mirror driver middle rack driving section structural representation; The mirror driver of this kind automobile rearview mirror is mainly by miniature motor, worm screw, transmission gear 101, tooth bar 102 is formed, the top of tooth bar 102 is connected with float plate 104, the center of transmission gear 101 is provided with central through hole, central through hole is provided with screwed claw 103, transmission gear 101 is an integral type with screwed claw 103, tooth bar 102 is enclosed within the central through hole of transmission gear 101, and be connected with a joggle with screwed claw 103, when miniature motor moves, miniature motor promotes transmission gear 101 by worm screw and rotates, driving tooth bar 102 by the screwed claw on the transmission gear central through hole 103 moves up and down, rotate thereby drive with its top bonded assembly float plate 104, rear-vision mirror face is installed on the float plate 104, reaches the purpose of adjusting the automobile rear-vision mirror face angle.
As Fig. 2, Fig. 3, shown in Figure 4, automobile rear-vision mirror face redirector slipping device of the present utility model, include the big transmission gear 209 that is meshed with transmission worm screw 205, the small transmission gear 210 that is meshed mutually with tooth bar 213, it is characterized in that: described big transmission gear 209 and small transmission gear 210 all are provided with central shaft hole, the one side of described big transmission gear 209 fits with the one side of described small transmission gear 210, the another side of described big transmission gear 209 is equipped with spring perch 208, between described spring perch 208 and steel axle 206 handles, be mounted with spring 207, described big, small transmission gear 209, be provided with steel axle 206 in 210 the centre hole, be provided with pad 211 and jump ring (212) in described small transmission gear 210 other ends, described jump ring 212 is stuck on the bottom of described steel axle 206.
The binding face of described big transmission gear 209 is the face of concaving, and the binding face of described small transmission gear 210 is a convex inclined plane.
The face of concaving of described big transmission gear 209 is the concave cone face, and the convex inclined plane of described small transmission gear 210 is the cone face.
Automobile rear-vision mirror face redirector slipping device of the present utility model is installed and is put in the automobile rear-vision mirror face redirector box, the automobile rear-vision mirror face redirector box comprises base 201, loam cake 202, miniature motor 203 and motor worm 204 are installed in the base 201, on motor worm 204, be connected with transmission worm screw 205, big transmission gear 209 and 205 engagements of transmission worm screw, small transmission gear 210 and tooth bar 213 engagements, the top of tooth bar 213 is passed loam cake 202 backs and is connected with float plate 214, rear-vision mirror face is installed on the float plate 214, also is provided with a dust protecting cap 215 on base 201 and loam cake 202.
Its principle of work is, during electric motor starting, motor motor worm 204 drives transmission worm screw 205, transmission worm screw 205 drives big transmission gear 209, big transmission gear 209 drives small transmission gear 210 under the pressure of spring, small transmission gear 210 drives up or down perpendicular movement of tooth bars 213, and tooth bar 213 promotes float plate 214 actions, thereby adjusts rear-vision mirror face angle and angular field of view.When small transmission gear 210 turns to the end position of the upper end of tooth bar or lower end, the resistance that runs between small transmission gear and the tooth bar, resistance is greater than compressing the spring pressure that large and small transmission gear is fitted, fitting of large and small transmission gear can be skidded between the face in friction, it is level and smooth that this friction is skidded, can not send noise and shake, make the minute surface adjusting motion very steady.
Claims (3)
1, a kind of automobile rear view mirror driver slipping device, include the big transmission gear (209) that is meshed with transmission worm screw (205), the small transmission gear (210) that is meshed with tooth bar (213), it is characterized in that: described big transmission gear (209) and small transmission gear (210) all are provided with central shaft hole, the one side of described big transmission gear (209) fits with the one side of described small transmission gear (210), the another side of described big transmission gear (209) is equipped with spring perch (208), between described spring perch (208) and steel axle (206) handle, be mounted with spring (207), described big, small transmission gear (209,210) be provided with steel axle (206) in the centre hole, be provided with pad (211) and jump ring (212) in described small transmission gear (210) other end, described jump ring (212) is stuck on the bottom of described steel axle (206).
2, automobile rear view mirror driver slipping device as claimed in claim 1 is characterized in that: the binding face of described big transmission gear (209) is the face of concaving, and the binding face of described small transmission gear (210) is a convex inclined plane.
3, automobile rear view mirror driver slipping device as claimed in claim 2 is characterized in that: the face of concaving of described big transmission gear (209) is the concave cone face, and the convex inclined plane of described small transmission gear (210) is the cone face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201677245U CN201325379Y (en) | 2008-11-12 | 2008-11-12 | Slip device of mirror surface driver of automobile rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201677245U CN201325379Y (en) | 2008-11-12 | 2008-11-12 | Slip device of mirror surface driver of automobile rearview mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201325379Y true CN201325379Y (en) | 2009-10-14 |
Family
ID=41177357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201677245U Expired - Fee Related CN201325379Y (en) | 2008-11-12 | 2008-11-12 | Slip device of mirror surface driver of automobile rearview mirror |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201325379Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194090A (en) * | 2021-12-17 | 2022-03-18 | 宁波精成车业有限公司 | Mechanism of skidding and seat headrest thereof |
-
2008
- 2008-11-12 CN CNU2008201677245U patent/CN201325379Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194090A (en) * | 2021-12-17 | 2022-03-18 | 宁波精成车业有限公司 | Mechanism of skidding and seat headrest thereof |
| CN114194090B (en) * | 2021-12-17 | 2022-10-14 | 宁波精成车业有限公司 | Mechanism of skidding and seat headrest thereof |
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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: 20091014 Termination date: 20161112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |