CN203911803U - Ceramic piezoelectric vibration motor - Google Patents
Ceramic piezoelectric vibration motor Download PDFInfo
- Publication number
- CN203911803U CN203911803U CN201420291689.3U CN201420291689U CN203911803U CN 203911803 U CN203911803 U CN 203911803U CN 201420291689 U CN201420291689 U CN 201420291689U CN 203911803 U CN203911803 U CN 203911803U
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- Prior art keywords
- balancing weight
- strip
- support bar
- leaf springs
- press strip
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- Expired - Lifetime
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- 239000000919 ceramic Substances 0.000 title claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model relates to a ceramic piezoelectric vibration motor including a housing, and a press strip, a supporting strip, a counterweight block, a laminated ceramic block and an elastic plate spring which are all disposed in the housing. The supporting strip is positioned on the bottom of the housing. The counterweight block presses the supporting strip. A through hole is disposed in the middle of the counterweight block. The laminated ceramic block is disposed in the through hole and is positioned on the supporting strip. The elastic plate spring is positioned on the counterweight block. Two ends of the press strip are connected with two ends of the supporting strip respectively. The two ends of the supporting strip are exposed outside the housing. The ceramic piezoelectric vibration motor has big advantages over conventional cylindrical and sheet-shaped linear vibration motors in working life, energy consumption, response speed, vibration frequency range, etc. The ceramic piezoelectric vibration motor is fast in response, low in power consumption, and long in service life.
Description
Technical field
The utility model relates to a kind of motor, relates in particular to a kind of piezoelectric ceramics vibrating motor.
Background technology
Existing vibrating motor is to realize by eccentric motor substantially, connects a cam realize by a miniature common motor.Existing vibrating motor has several linear vibration electric motors such as column, sheet.The motor of column and two kinds of structures of sheet has following defect: 1) response time slow, 2) power consumption is large, 3) electrical equipment noise is larger, 4) life-span is shorter.And linear vibration electric motor is made up of spring, weight, magnet and coil etc., in the time of linear vibration electric motor driving frequency off-resonance frequency, efficiency and performance all can reduce greatly.
Summary of the invention
The utility model mainly solves that slow, power consumption of original vibrating motor response time is large, shorter technical problem of life-span; A kind of piezoelectric ceramics vibrating motor is provided, and its response time is fast, low in energy consumption, increases the service life.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: the utility model comprises shell and is located at the press strip in shell, support bar, balancing weight, multi-layered ceramic piece and elastic leaf springs, support bar is positioned at the bottom of shell, balancing weight is pressed on support bar, there is a through hole centre of balancing weight, described multi-layered ceramic piece is located in through hole and is positioned on support bar, elastic leaf springs is positioned on described balancing weight and covers through hole, described press strip is pressed on balancing weight by elastic leaf springs and the two ends of the two ends of press strip and described support bar are connected, expose outside described shell at the two ends of support bar.The utility model is to utilize the principle of piezoelectric ceramic to make vibrator or vibrating motor.The capacitive feature of utilizing potsherd, adds voltage at support bar two ends, produces vibration along with the variation of voltage makes potsherd, thereby produces body sense feedback.Act on multi-layered ceramic piece by the elastic force of elastic leaf springs again and make multi-layered ceramic piece produce crystal oscillator, and drive balancing weight up-down vibration, thereby produce vibration force, reach vibrating effect.
As preferably, the end face of described balancing weight is provided with square groove, and described elastic leaf springs is located in described square groove.Elastic leaf springs is easy for installation, is closely connected with balancing weight, and both can not depart from easily.
As preferably, on four angles of the end face of described balancing weight, be respectively provided with a strip groove, strip groove is positioned on the diagonal of end face of balancing weight, one end of strip groove and described square groove are communicated with, the other end of strip groove extends to the side of balancing weight, on four angles of described elastic leaf springs, be extended with installation foot, installation foot is inlaid in described strip groove.Further guarantee that elastic leaf springs is closely connected with balancing weight, elastic leaf springs is installed more firm.
As preferably, the middle part of described support bar is bent with a plane boss, plane boss stretches into described through hole from the bottom of described balancing weight, and described multi-layered ceramic piece is positioned on plane boss, and the end face of described multi-layered ceramic piece and described elastic leaf springs are close to.Multi-layered ceramic piece is stably spacing in through hole, improve reliability.
As preferably, described press strip is bent into successively left section of being connected, stage casing and right section, press strip surrounds left surface, end face and the right flank of described balancing weight, left section of press strip and right section fasten with left end and the right-hand member of described support bar respectively, the center in the stage casing of press strip is provided with a spherical surface hill protruding down, and spherical surface hill is pressed in described elastic leaf springs.The position of spherical surface hill is relative with the lead to the hole site of balancing weight, can better elastic leaf springs be pressed on through hole, vibrates more reliable.
As preferably, the stage casing of described press strip is provided with the strip cavity of some thread skies, and strip cavity is distributed in the left and right sides of described spherical surface hill symmetrically.Make press strip have certain elasticity, have better pressure, improve stability and reliability.
The beneficial effects of the utility model are: have larger superiority than existing column and sheet linear vibration electric motor at aspects such as working life, energy consumption, response speed and vibration frequency range, the utility model response time is fast, low in energy consumption, and useful life is also longer.
Brief description of the drawings
Fig. 1 is a kind of perspective view of the present utility model.
Fig. 2 is the axial sectional structure schematic diagram of one of the present utility model.
1. shells in figure, 2. press strip, 3. support bar, 4. balancing weight, 5. multi-layered ceramic piece, 6. elastic leaf springs, 21. spherical surface hills, 22. strip cavities, 31. plane boss, 41. square grooves, 42. strip grooves.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of piezoelectric ceramics vibrating motor of the present embodiment, as shown in Figure 1 and Figure 2, comprises shell 1 and be installed on press strip 2, support bar 3, balancing weight 4, multi-layered ceramic piece 5 and the elastic leaf springs 6 in shell 1.Support bar 3 is positioned at bottom, and the middle part of support bar 3 is upwards bent with a plane boss 31, and balancing weight 4 is pressed on support bar 3, and there is a through hole centre of balancing weight 4, and plane boss 31 stretches into through hole from the bottom of balancing weight 4.Multi-layered ceramic piece 5 is arranged in through hole and is pressed on plane boss 31.The end face of balancing weight 4 has a square groove 41, on four angles of the end face of balancing weight 4, respectively there is a strip groove 42, strip groove 42 is positioned on the diagonal of end face of balancing weight 4, one end of strip groove 42 and square groove 41 are communicated with, the other end of strip groove 42 extends to the side of balancing weight 4, and the degree of depth of strip groove and square groove is identical.Elastic leaf springs 6 is inlaid in square groove 41, on four angles of elastic leaf springs 6, is extended with installation foot, and four installation feet are inlaid in respectively in four strip grooves 42, and elastic leaf springs 6 covers the through hole of balancing weight, and the end face of multi-layered ceramic piece 5 and elastic leaf springs 6 are close to.Press strip 2 is pressed in elastic leaf springs 6 on balancing weight 4, press strip 2 is bent into successively left section of being connected, stage casing and right section, left section, stage casing and right section surround respectively left surface, end face and the right flank of balancing weight 4, the centre bit in the stage casing of press strip 2 is equipped with a spherical surface hill 21 protruding down, spherical surface hill 21 is pressed in elastic leaf springs 6, and left section and right section of press strip 2 fastens with left end and the right-hand member of support bar 3 respectively.Shell 1 covers press strip 2, elastic leaf springs 6, balancing weight 4, multi-layered ceramic piece 5 and support bar 3 therein, the lower limb of shell and support bar clamping, and expose outside shell 1 at the two ends of support bar 3.Press strip is rigidity press strip, and support bar is rigidity support bar, and balancing weight is tungsten alloy high desnity metal piece.
Two ends at support bar add voltage signal, along with the variation potsherd of voltage produces vibration, add the pressure-acting of elastic leaf springs, and multi-layered ceramic piece produces crystal oscillator, drives balancing weight up-down vibration, thereby produces vibration force, reaches vibrating effect.
The utility model has larger superiority than existing column and sheet linear vibration electric motor at aspects such as working life, energy consumption, response speed and vibration frequency range, and the utility model response time is fast, low in energy consumption, and useful life is also longer.
Claims (6)
1. a piezoelectric ceramics vibrating motor, it is characterized in that comprising shell (1) and be located at the press strip (2) in shell (1), support bar (3), balancing weight (4), multi-layered ceramic piece (5) and elastic leaf springs (6), support bar (3) is positioned at the bottom of shell (1), balancing weight (4) is pressed on support bar (3), there is a through hole centre of balancing weight (4), described multi-layered ceramic piece (5) is located in through hole and is positioned on support bar (3), elastic leaf springs (6) is positioned at described balancing weight (4) and goes up and cover through hole, the two ends that described press strip (2) is pressed in elastic leaf springs (6) the upper and press strip (2) of balancing weight (4) are connected with the two ends of described support bar (3), expose outside described shell (1) at the two ends of support bar (3).
2. a kind of piezoelectric ceramics vibrating motor according to claim 1, is characterized in that the end face of described balancing weight (4) is provided with square groove (41), and described elastic leaf springs (6) is located in described square groove (41).
3. a kind of piezoelectric ceramics vibrating motor according to claim 2, on four angles of the end face of the balancing weight (4) described in it is characterized in that, be respectively provided with a strip groove (42), strip groove (42) is positioned on the diagonal of end face of balancing weight (4), one end of strip groove (42) and described square groove (41) are communicated with, the other end of strip groove (42) extends to the side of balancing weight (4), on four angles of described elastic leaf springs (6), be extended with installation foot, installation foot is inlaid in described strip groove (42).
4. a kind of piezoelectric ceramics vibrating motor according to claim 1 and 2, the middle part that it is characterized in that described support bar (3) is bent with a plane boss (31), plane boss (31) stretches into described through hole from the bottom of described balancing weight (4), it is upper that described multi-layered ceramic piece (5) is positioned at plane boss (31), and the end face of described multi-layered ceramic piece (5) and described elastic leaf springs (6) are close to.
5. a kind of piezoelectric ceramics vibrating motor according to claim 1 and 2, it is characterized in that described press strip (2) is bent into left section of being connected successively, stage casing and right section, press strip (2) surrounds left surface, end face and the right flank of described balancing weight (4), left section of press strip (2) and right section fasten with left end and the right-hand member of described support bar (3) respectively, the center in the stage casing of press strip (2) is provided with a spherical surface hill (21) protruding down, and spherical surface hill (21) is pressed in described elastic leaf springs (6).
6. a kind of piezoelectric ceramics vibrating motor according to claim 5, it is characterized in that the stage casing of described press strip (2) is provided with the strip cavity (22) of some thread skies, strip cavity (22) is distributed in the left and right sides of described spherical surface hill (21) symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291689.3U CN203911803U (en) | 2014-06-03 | 2014-06-03 | Ceramic piezoelectric vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291689.3U CN203911803U (en) | 2014-06-03 | 2014-06-03 | Ceramic piezoelectric vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203911803U true CN203911803U (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420291689.3U Expired - Lifetime CN203911803U (en) | 2014-06-03 | 2014-06-03 | Ceramic piezoelectric vibration motor |
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| Country | Link |
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| CN (1) | CN203911803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935065A (en) * | 2015-07-01 | 2015-09-23 | 郭利坤 | Piezoelectric ceramic energy storage battery |
| CN110725877A (en) * | 2019-09-19 | 2020-01-24 | 南安市全胤机械科技有限公司 | Piezoelectric ceramic capable of recovering friction self-excited vibration energy |
-
2014
- 2014-06-03 CN CN201420291689.3U patent/CN203911803U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935065A (en) * | 2015-07-01 | 2015-09-23 | 郭利坤 | Piezoelectric ceramic energy storage battery |
| CN110725877A (en) * | 2019-09-19 | 2020-01-24 | 南安市全胤机械科技有限公司 | Piezoelectric ceramic capable of recovering friction self-excited vibration energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 322118 Hengdian Industrial Zone, Jinhua, Zhejiang, China (head of bridge), Dongyang Patentee after: ZHEJIANG DONGYANG DONGCI CHENGJI ELECTRONIC Co.,Ltd. Address before: 322118 Hengdian Industrial Zone, Jinhua, Zhejiang, China () Patentee before: Chengji Electro-Mechanics Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |