CN204805462U - Be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity - Google Patents
Be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity Download PDFInfo
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- CN204805462U CN204805462U CN201520353568.1U CN201520353568U CN204805462U CN 204805462 U CN204805462 U CN 204805462U CN 201520353568 U CN201520353568 U CN 201520353568U CN 204805462 U CN204805462 U CN 204805462U
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- piezoelectric vibrator
- ratchet
- low load
- piezoelectric
- support
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Abstract
The utility model relates to a be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity, the occasion of high -frequency operation under the low load of the device mainly used comprises spring washer, piezoelectric vibrator, support, elasticity piece, rocker, pawl, ratchet. Piezoelectric vibrator link firmly through spring washer and support, the elasticity piece link firmly the intermediate position at piezoelectric vibrator, the shape changes along with the change of piezoelectric vibrator's the vibration condition, can furthest utilizes piezoelectric vibrator's amplitude and energy, the rocker passes through the elasticity piece to be connected with piezoelectric vibrator, connects for the hinge with the connected mode of elasticity piece, and ratchet and piezoelectric vibrator fix on same support, and the rocker passes through the pawl and forms an intermittent movement with the ratchet, and the motion condition can change through the vibration frequency who adjusts piezoelectric vibrator. Whole device has simple structure, characteristics such as sensitivity is high, mobility is good, convenient operation.
Description
Technical field
The utility model relates to a kind of ratchet unit being applicable to the low load of high frequency, especially relates to the ratchet unit being applicable to the low load of high frequency based on piezoelectric inverse effect.
Background technique
Along with Chinese scholars is constantly goed deep into the research of piezoelectric material, the application of this intellectual material of piezoelectricity is more and more extensive.Piezoelectricity has responsive characteristic, and can convert extremely faint electrical signal to mechanical vibration, acoustic transducer is one of modal application.Ultrasonic flaw detector etc. as pickup device, microphone, earphone, buzzer, ultrasound depth sounding instrument, sonar, material can make acoustic transducer by the inverse piezoelectric effect of piezoelectric material.Produce vibration if the buzzer on children toys is exactly electric current by the inverse piezoelectric effect of piezoelectric constant, and send people's ear can audible sound.Piezoelectric constant, by the control of electronic circuit, can produce the vibration of different frequency, thus sends various different sound.Such as electronic music greeting card, is converted to sound signal by inverse piezoelectric effect AC audio electrical signal exactly.The utility model is using the power source of the inverse piezoelectricity effect of piezoelectric material as ratchet mechanism, form the ratchet mechanism that utilizes Piezoelectric Driving, it is fast, highly sensitive that this device has reaction velocity, the features such as real-time, tunable, is mainly used in the Minitype transmission device of high frequency, low load.
Model utility content
The technical problems to be solved in the utility model is to provide one, and to have reaction velocity fast, highly sensitive, the features such as real-time, tunable, are mainly used in the ratchet unit being applicable to the low load of high frequency based on piezoelectric inverse effect in the Minitype transmission device of high frequency, low load.In order to the force-transfer characteristic realizing device as above detects, the utility model realizes as follows: this device is mainly by resilient pad, and piezoelectric vibrator, support, elastomer block, rocking bar, ratchet, ratchet forms.Piezoelectric vibrator is connected by resilient pad and support, and elastomer block is connected in the neutral position of piezoelectric vibrator, and shape changes along with the change of the Vibration Condition of piezoelectric vibrator, can maximally utilise amplitude and the energy of piezoelectric vibrator; Rocking bar is connected with piezoelectric vibrator by elastomer block, be hinge-connection with the Placement of elastomer block, ratchet and piezoelectric vibrator are fixed on same support, and rocking bar forms a kind of intermittent movement by ratchet and ratchet, and motion conditions can change by regulating the vibration frequency of piezoelectric vibrator.
The good effect being applicable to the ratchet unit of the low load of high frequency based on piezoelectric inverse effect described in the utility model is: using the power source of the inverse piezoelectricity effect of piezoelectric material as ratchet mechanism, form the ratchet mechanism that utilizes Piezoelectric Driving, in this device, the motion conditions of rocking bar is determined by the motion conditions of piezoelectric vibrator, and the vibration frequency of piezoelectric vibrator can according to the input voltage continuously adjustabe of outside, there is reaction velocity fast, highly sensitive, the features such as real-time, tunable, are mainly used in the Minitype transmission device of high frequency, low load.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram being applicable to the ratchet unit of the low load of high frequency based on piezoelectric inverse effect
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
In FIG, the utility model, based on the ratchet unit being applicable to the low load of high frequency of piezoelectric inverse effect, is made up of resilient pad 1, piezoelectric vibrator 2, support 3, elastomer block 4, rocking bar 6, ratchet 7, ratchet 8.Piezoelectric vibrator 2 is connected by resilient pad 1 and support 3, and elastomer block 4 is connected in the neutral position of piezoelectric vibrator 2, and shape changes along with the change of the Vibration Condition of piezoelectric vibrator 2, can maximally utilise amplitude and the energy of piezoelectric vibrator 2; Rocking bar 6 is connected with piezoelectric vibrator 2 by elastomer block 4, be hinge-connection 5 with the Placement of elastomer block 4, ratchet 8 and piezoelectric vibrator 2 are fixed on same support 3, rocking bar 6 forms a kind of intermittent movement by ratchet 7 and ratchet 8, and motion conditions can change by regulating the vibration frequency of piezoelectric vibrator 2.This device is using the power source of the inverse piezoelectricity effect of piezoelectric material as ratchet mechanism, form the ratchet mechanism that utilizes Piezoelectric Driving, in this device, the motion conditions of rocking bar 6 is determined by the motion conditions of piezoelectric vibrator 2, and the vibration frequency of piezoelectric vibrator 2 can according to the input voltage continuously adjustabe of outside, there is reaction velocity fast, highly sensitive, the features such as real-time, tunable, are mainly used in the Minitype transmission device of high frequency, low load.
Claims (1)
1., based on the ratchet unit being applicable to the low load of high frequency of piezoelectric inverse effect, this device is made up of resilient pad, piezoelectric vibrator, support, elastomer block, rocking bar, ratchet, ratchet; It is characterized in that: described piezoelectric vibrator (2) is connected by resilient pad (1) and support (3), described elastomer block (4) is connected in the neutral position of piezoelectric vibrator (2), and shape changes along with the change of the Vibration Condition of piezoelectric vibrator (2); Rocking bar (6) is connected with piezoelectric vibrator (2) by elastomer block (4), be hinge-connection (5) with the Placement of elastomer block (4), ratchet (8) and piezoelectric vibrator (2) are fixed on same support (3), rocking bar (6) forms a kind of intermittent movement by ratchet (7) and ratchet (8), and motion conditions can change by regulating the vibration frequency of piezoelectric vibrator (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520353568.1U CN204805462U (en) | 2015-05-26 | 2015-05-26 | Be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520353568.1U CN204805462U (en) | 2015-05-26 | 2015-05-26 | Be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204805462U true CN204805462U (en) | 2015-11-25 |
Family
ID=54590293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520353568.1U Expired - Fee Related CN204805462U (en) | 2015-05-26 | 2015-05-26 | Be applicable to ratchet device of low load of high -frequency based on contrary effect of piezoelectricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204805462U (en) |
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2015
- 2015-05-26 CN CN201520353568.1U patent/CN204805462U/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: 20151125 Termination date: 20160526 |