CN201161581Y - Piezo-electricity driven automatically raindrop removing automobile rear view mirror - Google Patents
Piezo-electricity driven automatically raindrop removing automobile rear view mirror Download PDFInfo
- Publication number
- CN201161581Y CN201161581Y CNU2008200713117U CN200820071311U CN201161581Y CN 201161581 Y CN201161581 Y CN 201161581Y CN U2008200713117 U CNU2008200713117 U CN U2008200713117U CN 200820071311 U CN200820071311 U CN 200820071311U CN 201161581 Y CN201161581 Y CN 201161581Y
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- piezoelectric element
- rearview mirror
- captiveed joint
- mirror
- piezoelectric
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Abstract
The utility model relates to an automatic rain removal vehicle rearview mirror driven by piezoelectric type, belonging to the automatic rain removal vehicle rearview mirrors driven by a piezoelectric element, which comprises a rearview mirror shell, a rearview mirror adjusting rotating wheel fixedly connected in the rearview mirror shell. The utility model is characterized in that the outer side of a base connecting wheel of a piezoelectric vibration device is fixedly connected with the rearview mirror adjusting rotating wheel, a rearview mirror fixing wheel of the piezoelectric vibration device is fixedly connected with the surface of the rearview mirror. When the piezoelectric element generates high-frequency vibration, the rain on the surface of the rearview mirror forms elliptic motion or ultrasonic atomization, to effectively remove the rain on the rearview mirror. The utility model is integrated with vehicle rearview mirrors, having simple structure and strong drive force, which can effectively work at low voltage and can resolve the rain removal problem of vehicles in rainy day.
Description
Technical field
The utility model relates to a kind of piezoelectric element that utilizes and drives the automobile rearview mirror of removing raindrop.
Background technology
Automobile rearview mirror is the pith of automobile active safety configuration, is moveing backward, is stopping, overtakes other vehicles and most important to aspects such as the understanding of back vehicle condition, assurances.Therefore the vision of back mirror is clear is absolutely necessary in vehicle operating.Generally, the automobile back mirror that is in operation all is totally clearly, but on rainy day, especially with the rainy day of blowing, raindrop are often trickled down on automobile rearview mirror, make backsight visual field a slice fuzzy, make chaufeur can't understand the situation of vehicle back and both sides, thereby the initiation traffic accident, light damaged vehicle then, heavy then car crash.
Existing in the world automobile vendor, the automobile rearview mirror raindrop are not influenced traffic safety and provide absolute feasible method, these manufacturers just extend, and to carry out part rainproof for the shell upper edge of back mirror, but DeGrain, can only the light rain under the windless condition be blocked, and, influence driver's sight line owing to the lengthening of shell upper edge.For the rain method of removing of automobile rearview mirror, also the someone proposes various schemes, comprising the patent of having applied for, but effect is undesirable or implement comparatively difficulty because these scheme implementations get up, and does not realize on vehicle that these schemes comprise: electro heat, wiper, hair dryer etc.
Summary of the invention
The utility model provides a kind of piezo-electricity driven automatically raindrop removing automobile rear view mirror, removes the backsight safety problem that occurs owing to raindrop are difficult to solve present automobile rearview mirror.The technical solution of the utility model is: comprise back-mirror housing, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc, it is characterized in that: the base terminal pad outside of piezoelectric vibrating device and this back mirror body adjustment rotating disc are captiveed joint, and the rear-view mirror body reaction plate of this piezoelectric vibrating device is captiveed joint with the backsight minute surface.
The structure of the utility model piezoelectric vibrating device is that piezoelectric element is captiveed joint with the piezoelectric element permanent seat, and the piezoelectric element permanent seat is connected with automobile rearview mirror mirror body reaction plate; Piezoelectric element is captiveed joint with the piezoelectric element strut bar, the piezoelectric element strut bar other end is captiveed joint with elastic adjusting strip, elastic adjusting strip is fixed on the base terminal pad, the base terminal pad is captiveed joint with back mirror body adjustment rotating disc, base terminal pad inner peripheral is evenly fixing or fix three or four resilient mounting sheets symmetrically, and the resilient mounting sheet other end is captiveed joint with automobile rearview mirror mirror body reaction plate.
A kind of embodiment of the present utility model is: when piezoelectric element was twin lamella or single-chip structure, its shape can be annular arrangement, Y font, criss-cross.
A kind of embodiment of the present utility model is: elastic adjusting strip is disc, Y shape, criss-cross or other rectangular distribution multijaw shapes.
A kind of embodiment of the present utility model is: the resilient mounting sheet is equidirectional along base terminal pad periphery, with angle tilt rectangular distribution or symmetrical distribution.
A kind of embodiment of the present utility model is: piezoelectric element is the piezoelectric vibrator column structure, at this moment, produces ultrasonic vibration.
Its principle of work is: when the voltage that applies certain frequency to piezoelectric element makes its bending vibrattion, when perhaps applying high frequency voltage and make it produce ultrasonic vibration to piezoelectric element, the vibration that deforms simultaneously of piezoelectric element, elastic adjusting strip and resilient mounting sheet, because the base terminal pad maintains static,, this resultant vibration produces compound vibration so can driving automobile rearview mirror mirror body reaction plate.Equidirectional when the resilient mounting sheet along base terminal pad periphery, during with the angle tilt rectangular distribution, this compound motion is up and down and torsion oscillations synthetic, the raindrop on automobile rearview mirror surface is formed along peripheral elliptic motion, thereby tumble minute surface.When the resilient mounting sheet is symmetrically distributed along the base terminal pad is peripheral, produce up-down vibration, make raindrop directly break away from the automotive rear-view minute surface.When piezoelectric element adopts the piezoelectric vibrator structure, can also produce ultrasonic atomization, make raindrop directly resolve into water smoke and break away from the automotive rear-view minute surface.
Advantage of the present utility model is: simple in structure, volume is little, power consumption is low, noise is little, it is obvious to remove the raindrop effect, can directly on existing automobile rearview mirror, install in addition, need not existing automobile rearview mirror is destroyed, this device and automobile rearview mirror are coupled as one, mechanism is simple, and propulsive effort is strong, also can realize effective work under low voltage, can successfully solve the rainy day driving mirror and remove the raindrop problem, fundamentally solve the backsight safety problem of rainy day driving.
Description of drawings
Fig. 1 is a partition perspective view of the present utility model.
Fig. 2 is the constructional drawing of the utility model embodiment 1, in order to see piezoelectric element strut bar 3 clearly, has removed two resilient mounting sheets 2.
Fig. 3 is the constructional drawing of the utility model embodiment 2, in order to see piezoelectric element strut bar 3 clearly, has removed two resilient mounting sheets 2.
Fig. 4 is the constructional drawing of the utility model embodiment 3, in order to see piezoelectric element strut bar 3 clearly, has removed two resilient mounting sheets 2.
Fig. 5 is the constructional drawing of the utility model embodiment 4, in order to see piezoelectric element strut bar 3 clearly, has removed two resilient mounting sheets 2.
Fig. 6 (a)～(d) is the structural representation of piezoelectric element 5.
Fig. 7 (a)～(c) is the structural representation of elastic adjusting strip 7.
The specific embodiment
Referring to Fig. 1, Fig. 2, comprise back-mirror housing 10, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc 8, and piezoelectric element 5 is captiveed joint with piezoelectric element permanent seat 4, and piezoelectric element permanent seat 4 is connected with automobile rearview mirror mirror body reaction plate 1; Piezoelectric element 5 is captiveed joint with piezoelectric element strut bar 3, piezoelectric element strut bar 3 other ends are captiveed joint with elastic adjusting strip 7, elastic adjusting strip 7 is fixed on the base terminal pad 6, base terminal pad 6 is captiveed joint with back mirror body adjustment rotating disc 8, base terminal pad 6 inner peripheral are equidirectional, fix three or four resilient mounting sheets 2 with even angle, resilient mounting sheet 2 other ends are captiveed joint with automobile rearview mirror mirror body reaction plate 1, this resilient mounting sheet becomes 55～85 degree angles with mirror body rotation adjustment dish plane, and automobile rearview mirror mirror body reaction plate 1 is captiveed joint with backsight minute surface 9.
Its principle of work is: when the voltage of applying certain frequency for piezoelectric element 5 makes its bending vibrattion, the vibration that deforms simultaneously of piezoelectric element 5, elastic adjusting strip 7 and resilient mounting sheet 2, because base terminal pad 6 maintains static,, this resultant vibration produces compound vibration so can driving automobile rearview mirror mirror body reaction plate 1.This compound motion is up and down and torsion oscillations synthetic, the raindrop on automobile rearview mirror 9 surfaces is formed along peripheral elliptic motion, thereby tumble minute surface, plays the effect of removing raindrop.
Referring to Fig. 3, comprise back-mirror housing 10, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc 8, and piezoelectric element 5 is captiveed joint with piezoelectric element permanent seat 4, and piezoelectric element permanent seat 4 is connected with automobile rearview mirror mirror body reaction plate 1; Piezoelectric element 5 is captiveed joint with piezoelectric element strut bar 3, and piezoelectric element strut bar 3 other ends are captiveed joint with elastic adjusting strip 7, and elastic adjusting strip 7 is fixed on the base terminal pad 6, and base terminal pad 6 is captiveed joint with back mirror body adjustment rotating disc 8.Base terminal pad 6 inner peripheral are fixed three or four resilient mounting sheets 2 symmetrically, and resilient mounting sheet 2 other ends are captiveed joint with automobile rearview mirror mirror body reaction plate 1; Automobile rearview mirror mirror body reaction plate 1 is captiveed joint with automotive rear-view minute surface 9.
Its principle of work is: when the voltage of applying certain frequency for piezoelectric element 5 makes its bending vibrattion, the vibration that deforms simultaneously of piezoelectric element 5, elastic adjusting strip 7 and resilient mounting sheet 2, because base terminal pad 6 maintains static,, this resultant vibration produces compound vibration so can driving automobile rearview mirror mirror body reaction plate 1.This compound motion is a up-down vibration, can make the raindrop on automobile rearview mirror 9 surfaces vertically break away from minute surface, thereby play the effect of removing raindrop.
Referring to Fig. 4, comprise back-mirror housing 10, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc 8, and piezoelectric element 5 is the piezoelectric vibrator structure, it is captiveed joint with piezoelectric element permanent seat 4, and piezoelectric element permanent seat 4 is connected with automobile rearview mirror mirror body reaction plate 1; Piezoelectric element 5 is captiveed joint with piezoelectric element strut bar 3, and piezoelectric element strut bar 3 other ends are captiveed joint with elastic adjusting strip 7, and elastic adjusting strip 7 is fixed on the base terminal pad 6, and base terminal pad 6 is captiveed joint with back mirror body adjustment rotating disc 8.Base terminal pad 6 inner peripheral are equidirectional evenly fixes three or four resilient mounting sheets 2 with the angle of inclination, and resilient mounting sheet 2 other ends are captiveed joint with automobile rearview mirror mirror body reaction plate 1.Automobile rearview mirror mirror body reaction plate 1 is captiveed joint with automotive rear-view minute surface 9.
Its principle of work is: when the voltage of applying supersonic frequency for piezoelectric element 5 makes its bending vibrattion, the vibration that deforms simultaneously of piezoelectric element 5, elastic adjusting strip 7 and resilient mounting sheet 2, this vibration is a ultrasonic vibration, because base terminal pad 6 maintains static,, this vibration produces ultrasonic vibration so can driving automobile rearview mirror mirror body reaction plate 1.Because the constraint of resilient mounting sheet 2, this compound motion are the synthetic of ultrasonic vibration up and down and torsion oscillations, can make the raindrop on automobile rearview mirror 9 surfaces form ultrasonic atomizatio, thereby play the effect of removing raindrop.
Referring to Fig. 5, comprise back-mirror housing 10, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc 8, and piezoelectric element 5 is the piezoelectric vibrator structure, it is captiveed joint with piezoelectric element permanent seat 4, and piezoelectric element permanent seat 4 is connected with automobile rearview mirror mirror body reaction plate 1; Piezoelectric element 5 is captiveed joint with piezoelectric element strut bar 3, and piezoelectric element strut bar 3 other ends are captiveed joint with elastic adjusting strip 7, and elastic adjusting strip 7 is fixed on the base terminal pad 6, and base terminal pad 6 is captiveed joint with back mirror body adjustment rotating disc 8.Base terminal pad 6 inner peripheral are fixed three or four resilient mounting sheets 2 symmetrically and evenly, and resilient mounting sheet 2 other ends are captiveed joint with automobile rearview mirror mirror body reaction plate 1.Automobile rearview mirror mirror body reaction plate 1 is captiveed joint with automotive rear-view minute surface 9.This resilient mounting sheet becomes 55～85 degree angles with mirror body rotation adjustment dish plane.
Its principle of work is: when the voltage of applying supersonic frequency for piezoelectric element 5 makes its bending vibrattion, the vibration that deforms simultaneously of piezoelectric element 5, elastic adjusting strip 7 and resilient mounting sheet 2, this vibration is a ultrasonic vibration, because base terminal pad 6 maintains static,, this vibration produces ultrasonic vibration so can driving automobile rearview mirror mirror body reaction plate 1.Because 2 generations of resilient mounting sheet are out of shape up and down, this compound motion is ultrasonic vibration up and down, can make the raindrop on automobile rearview mirror 9 surfaces form ultrasonic atomizatio, thereby play the effect of removing raindrop.
Claims (4)
1, a kind of piezo-electricity driven automatically raindrop removing automobile rear view mirror, comprise back-mirror housing, this back-mirror housing internal fixation connects the back mirror body and adjusts rotating disc, it is characterized in that: the base terminal pad outside of piezoelectric vibrating device and this back mirror body adjustment rotating disc are captiveed joint, and the rear-view mirror body reaction plate of this piezoelectric vibrating device is captiveed joint with the backsight minute surface.
2, piezo-electricity driven automatically raindrop removing automobile rear view mirror according to claim 1 is characterized in that: the structure of piezoelectric vibrating device is that piezoelectric element is captiveed joint with the piezoelectric element permanent seat, and the piezoelectric element permanent seat is connected with automobile rearview mirror mirror body reaction plate; Piezoelectric element is captiveed joint with the piezoelectric element strut bar, the piezoelectric element strut bar other end is captiveed joint with elastic adjusting strip, elastic adjusting strip is fixed on the base terminal pad, the base terminal pad is captiveed joint with back mirror body adjustment rotating disc, base terminal pad inner peripheral is evenly fixing or fix three or four resilient mounting sheets symmetrically, and the resilient mounting sheet other end is captiveed joint with automobile rearview mirror mirror body reaction plate.
3, piezo-electricity driven automatically raindrop removing automobile rear view mirror according to claim 2, it is characterized in that: piezoelectric element is twin lamella, single-chip or ultrasonic oscillator structure, piezoelectric bimorph is disc, annular arrangement, Y font or criss-cross, and ultrasonic oscillator is a column structure.
4, piezo-electricity driven automatically raindrop removing automobile rear view mirror according to claim 2 is characterized in that: elastic adjusting strip is disc, Y shape, criss-cross or other rectangular distribution multijaw shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200713117U CN201161581Y (en) | 2008-01-25 | 2008-01-25 | Piezo-electricity driven automatically raindrop removing automobile rear view mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200713117U CN201161581Y (en) | 2008-01-25 | 2008-01-25 | Piezo-electricity driven automatically raindrop removing automobile rear view mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201161581Y true CN201161581Y (en) | 2008-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200713117U Expired - Lifetime CN201161581Y (en) | 2008-01-25 | 2008-01-25 | Piezo-electricity driven automatically raindrop removing automobile rear view mirror |
Country Status (1)
| Country | Link |
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| CN (1) | CN201161581Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101219658B (en) * | 2008-01-25 | 2010-08-18 | 刘建芳 | Piezo-electricity driven automatically raindrop removing automobile rear view mirror |
| CN104670169A (en) * | 2013-11-29 | 2015-06-03 | 青岛永通电梯工程有限公司 | Vehicle-mounted rear view mirror |
-
2008
- 2008-01-25 CN CNU2008200713117U patent/CN201161581Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101219658B (en) * | 2008-01-25 | 2010-08-18 | 刘建芳 | Piezo-electricity driven automatically raindrop removing automobile rear view mirror |
| CN104670169A (en) * | 2013-11-29 | 2015-06-03 | 青岛永通电梯工程有限公司 | Vehicle-mounted rear view mirror |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20081210 Effective date of abandoning: 20080125 |