CN109453980B - Portable ultrasonic transducer of ellipsoid type - Google Patents
Portable ultrasonic transducer of ellipsoid type Download PDFInfo
- Publication number
- CN109453980B CN109453980B CN201811043377.XA CN201811043377A CN109453980B CN 109453980 B CN109453980 B CN 109453980B CN 201811043377 A CN201811043377 A CN 201811043377A CN 109453980 B CN109453980 B CN 109453980B
- Authority
- CN
- China
- Prior art keywords
- transducer
- ellipsoidal
- whole
- radiation head
- ellipsoid
- 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.)
- Active
Links
- 230000005855 radiation Effects 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000919 ceramic Substances 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920005560 fluorosilicone rubber Polymers 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/50—Application to a particular transducer type
- B06B2201/55—Piezoelectric transducer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses an ellipsoidal portable ultrasonic transducer, which mainly comprises an ellipsoidal radiation head and the like, wherein a front cover plate, a piezoelectric ceramic piece, an electrode plate, a rear cover and a rear cover nut are mechanically connected in series through a screw rod to form a transducer oscillator, the transducer oscillator is connected with the ellipsoidal radiation head through the protruding part of the screw rod to form a transducer whole, the transducer whole is placed in an ellipsoidal shell, the transducer whole and the ellipsoidal shell are in sealed supporting connection through a sealing ring and threads on the ellipsoidal radiation head, the ellipsoidal shell is connected with a watertight plug to ensure the integral watertight characteristic of the ellipsoidal shell, and the transducer whole is in contact with water and radiates acoustic energy to the water. The radiating head of the invention uses the ellipsoid to replace a common cylinder or a circular table, and uses the ellipsoid integral radiation to replace plane or cylinder radiation, thus being capable of obviously increasing the radiating surface of the transducer and improving the ability of the transducer to apply electric power; the whole energy converter enters water, so that the noise radiated by the energy converter through the water tank is greatly reduced; has the cavitation corrosion resistance.
Description
Technical Field
The invention relates to the technical field of ultrasonic transducers, in particular to an ellipsoidal portable ultrasonic transducer.
Background
The longitudinal vibration type ultrasonic cleaning transducer widely used at present has the remarkable characteristics of simple structure, low cost, stable and reliable performance and the like. The common transducer and other embedded transducers have the defect that the common transducer and other embedded transducers need to be attached to a carrier such as a vibrating box to be thrown into water, so that the integral movement and carrying of the equipment are not facilitated.
In order to solve the defects that the transducer can apply weak electric power and is inconvenient to carry, and the like, transducer experts at home and abroad invent push-pull transducers and the like by increasing the number of ceramic plates and increasing the length of a tool head so as to increase the contact area with water, but the transducers need to be installed from top to bottom, have the remarkable defects of high noise, large occupied space and the like, and are not beneficial to household use or business people to carry.
No matter the ultrasonic vibration box is composed of a plurality of vibrators, or the ultrasonic bar of the push-pull tool head is adopted, the ultrasonic vibration box has the remarkable defects of large noise, large volume, small and attractive appearance and the like in the household occasion. Embedded transducers suffer from the disadvantage of being inconvenient to move and carry.
In order to solve the problem that the transducer is immersed in water, some products at home and abroad put a common longitudinal vibration transducer into water in proper watertight manner, but the longitudinal vibration transducer has the problems of small active radiation surface, weak capability of applying electric power, non-corrosion resistance, simple and crude appearance and the like.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an ellipsoidal portable ultrasonic transducer.
The purpose of the invention is achieved by the following technical scheme: the ellipsoidal portable ultrasonic transducer mainly comprises an ellipsoidal radiation head, a front cover plate, a piezoelectric ceramic piece, an electrode plate, a rear cover nut, a screw rod, an ellipsoidal shell, a sealing ring and a watertight plug, wherein the front cover plate, the piezoelectric ceramic piece, the electrode plate, the rear cover and the rear cover nut are mechanically connected in series through the screw rod to form a transducer vibrator, the transducer vibrator is connected with the ellipsoidal radiation head through the protruding part of the screw rod to form a transducer whole, the transducer whole is placed in the ellipsoidal shell, the sealing ring and the ellipsoidal radiation head are in sealed supporting connection through threads on the sealing ring and the ellipsoidal radiation head, the ellipsoidal shell is connected with the watertight plug to ensure the integral watertight characteristic of the transducer, and the transducer whole is in contact with water and radiates acoustic energy to the water.
The piezoelectric ceramic pieces and the electrode plates are provided with four pairs, and the piezoelectric ceramic pieces are electrically connected in parallel by the electrode plates in pairs, namely negative positive, positive negative, negative positive and positive negative connection.
The resonance frequency of the ellipsoidal radiation head is consistent with the resonance frequency of the transducer vibrator.
The connection mode of the ellipsoidal radiation head and the ellipsoidal shell adopts a mode of combining O-shaped sealing ring connection and thread fixed connection.
The invention has the beneficial effects that:
1. the invention effectively avoids the obvious defects of small active radiation surface, weak applicable electric power, large noise and the like of the existing transducer, and improves the applicable electric power capability of the transducer; the whole energy converter enters water, so that the noise radiated by the energy converter through the water tank is greatly reduced; the coating has the cavitation corrosion resistance; the portable ellipsoidal ultrasonic transducer is small, attractive, portable, wide in application range, low in noise, high in power and corrosion-resistant; through multiple comparison tests, the electric power-driven automobile has been widely accepted by users in various aspects such as large applicable electric power, beautiful appearance, low noise characteristic and the like; at present, the method is in the stage of industrial design improvement and market promotion, and cooperates with a known brand supplier in the kitchen and bathroom industry.
2. The radiating head of the invention uses the ellipsoid to replace a common cylinder or a circular truncated cone, and uses the ellipsoid integral radiation to replace plane or cylinder radiation, thus being capable of obviously increasing the radiating surface of the transducer, improving the active load of the transducer and further improving the ability of the transducer to apply electric power; the transducer is provided with an ellipsoid front radiation head and an ellipsoid rear shell which are in dynamic sealing connection to form a complete ellipsoid, so that the appearance of the transducer can be obviously improved while the transducer has good watertight characteristic; the energy converter can be directly placed in a water tank or a wash basin without support, is convenient to carry and can be freely placed; the transducer is placed at the water bottom for radiation, so that the noise caused by the rupture of bubbles on the water surface can be effectively reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: the device comprises an ellipsoidal radiation head 1, a front cover plate 2, a piezoelectric ceramic piece 3, an electrode piece 4, a rear cover 5, a rear cover nut 6, a screw rod 7, an ellipsoidal shell 8, a sealing ring 9 and a watertight plug 10.
Detailed Description
The invention will be described in detail below with reference to the following drawings:
example (b): as shown in the attached drawings, the ellipsoidal portable ultrasonic transducer mainly comprises an ellipsoidal radiation head 1, a front cover plate 2, a piezoelectric ceramic piece 3, an electrode piece 4, a rear cover 5, a rear cover nut 6, a screw 7, an ellipsoidal shell 8, a sealing ring 9 and a watertight plug 10, wherein the front cover plate 2, the piezoelectric ceramic piece 3, the electrode piece 4, the rear cover 5 and the rear cover nut 6 are mechanically connected in series through the screw 7 to form a transducer vibrator, the transducer vibrator is connected with the ellipsoidal radiation head 1 through the protruding part of the screw 7 to form a transducer whole, the transducer whole is placed in the ellipsoidal shell 8, the sealing ring 9 and the threads on the ellipsoidal radiation head 1 realize sealed supporting connection, the ellipsoidal shell 8 is connected with the watertight plug 10 through threads to ensure the integral watertight characteristic, the whole transducer can be contacted with water in a container such as a sink or a basin, and acoustic energy can be radiated to the transducer.
The ellipsoidal radiation head 1 is made of titanium alloy, the front cover plate 2 is made of aluminum alloy, the rear cover 5, the rear cover nut 6 and the screw 7 are made of No. 45 steel, the ellipsoidal shell 8 is made of aluminum alloy or other non-metallic materials, the sealing ring 9 is made of a fluorosilicone rubber O-shaped ring, and the watertight plug 10 is a special cable watertight plug.
The piezoelectric ceramic pieces 3 and the electrode plates 4 are provided with four pairs, and the piezoelectric ceramic pieces 3 are electrically connected in parallel by the electrode plates 4 in pairs, namely, negative positive, positive negative, negative positive and negative connection.
The resonance frequency of the ellipsoidal radiation head 1 is consistent with the resonance frequency of the transducer vibrator.
The connection mode of the ellipsoidal radiation head 1 and the ellipsoidal shell 8 adopts a mode of combining O-shaped sealing ring connection and thread fixed connection.
The specific implementation mode of the invention is as follows:
the rear cover nut 6, the rear cover 5, the piezoelectric ceramic piece 3, the electrode plate 4, the front cover plate 2 and the screw 7 are concentrically fixed through a special clamp, and appropriate prestress is applied in the vertical direction, so that the transducer structural member is ensured not to fall off in the high-frequency and high-power vibration process. The piezoelectric ceramic pieces 3 and the electrode plates 4 are provided with four pairs, and the piezoelectric ceramic pieces 3 are electrically connected in parallel by the electrode plates 4 in pairs, namely, negative positive, positive negative, negative positive and negative connection.
and (3) connecting and screwing the transducer vibrator assembled in the step (1) and the ellipsoidal radiation head (1) through the protruding part of the screw rod (7), thereby forming the whole transducer.
the integral ellipsoidal radiation head 1 of the transducer is connected with an ellipsoidal shell 8 through threads, and sealing is realized through a sealing ring 9.
a watertight plug 10 is additionally arranged at the rear end of the ellipsoidal shell 8 so as to better realize the double functions of fixing the cable and being watertight.
The radiating surface manufactured according to the 4 steps is an ellipsoidal portable ultrasonic transducer, and the advantages are as follows: when electric signals are applied to the four piezoelectric ceramic plates 3, the transducer can be excited to vibrate longitudinally, the ellipsoidal radiation head 1 with the same resonant frequency is pushed to vibrate, and the same-frequency acoustic energy is transmitted into water, and the ellipsoidal radiation surface of the ellipsoidal radiation head 1 has the remarkable advantage of large active radiation resistance, so that the capacity of applying electric power can be obviously improved; except that the ellipsoidal shell of the transducer is in direct contact with water, other structural components are isolated from the water through a sealing ring 9 and are not in contact with the water, so that reactive radiation is avoided, and radiation noise is reduced; observed from the upper part of the water tank, the ellipsoidal portable ultrasonic transducer has beautiful and exquisite appearance.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (4)
1. An ellipsoidal portable ultrasonic transducer characterized in that: mainly comprises an ellipsoidal radiation head (1), a front cover plate (2), a piezoelectric ceramic piece (3), an electrode plate (4), a rear cover (5), a rear cover nut (6), a screw rod (7), an ellipsoidal shell (8), a sealing ring (9) and a watertight plug (10), front shroud (2), piezoceramics piece (3), electrode slice (4), back lid (5), back lid nut (6) are established ties through screw rod (7) machinery and are constituted the transducer oscillator, the transducer oscillator links to each other with ellipsoid type radiation head (1) through screw rod (7) salient point again and constitutes the transducer whole, the transducer is whole to be placed in ellipsoid casing (8) and both realize sealed supporting connection through the screw thread on sealing washer (9) and the ellipsoid type radiation head (1), ellipsoid casing (8) are connected with watertight plug (10) and ensure its whole watertight characteristic, the transducer is whole to contact and radiate the acoustic energy to it with water.
2. The ellipsoidal portable ultrasonic transducer of claim 1, wherein: the piezoelectric ceramic pieces (3) and the electrode plates (4) are arranged in four pairs, and the piezoelectric ceramic pieces (3) are electrically connected in parallel in pairs through the electrode plates (4), namely negative positive, positive and negative, negative positive and positive connection.
3. The ellipsoidal portable ultrasonic transducer of claim 1, wherein: the resonance frequency of the ellipsoidal radiation head (1) is consistent with the resonance frequency of the transducer vibrator.
4. The ellipsoidal portable ultrasonic transducer of claim 1 or 3, wherein: the connection mode of the ellipsoidal radiation head (1) and the ellipsoidal shell (8) adopts a mode of combining O-shaped sealing ring connection and thread fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811043377.XA CN109453980B (en) | 2018-09-07 | 2018-09-07 | Portable ultrasonic transducer of ellipsoid type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811043377.XA CN109453980B (en) | 2018-09-07 | 2018-09-07 | Portable ultrasonic transducer of ellipsoid type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109453980A CN109453980A (en) | 2019-03-12 |
| CN109453980B true CN109453980B (en) | 2021-02-02 |
Family
ID=65606647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811043377.XA Active CN109453980B (en) | 2018-09-07 | 2018-09-07 | Portable ultrasonic transducer of ellipsoid type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109453980B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114747962A (en) * | 2022-05-24 | 2022-07-15 | 杭州瑞利超声科技有限公司 | Visual ultrasonic cleaning machine based on embedded spherical transducer |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5136556A (en) * | 1991-10-28 | 1992-08-04 | The Unites States Of America As Represented By The Secretary Of The Navy | Wide bandwidth barrel stave projector |
| US7048699B2 (en) * | 2001-09-12 | 2006-05-23 | Moshe Ein-Gal | Non-cylindrical acoustic wave device |
| CN102210910B (en) * | 2010-04-02 | 2013-02-13 | 重庆融海超声医学工程研究中心有限公司 | Ultrasonic transducer |
| CN101830538A (en) * | 2010-04-21 | 2010-09-15 | 苏州市华兴天和科技有限公司 | Omnidirectional ultrasonic algae-removing instrument |
| CN101964185B (en) * | 2010-09-03 | 2013-02-27 | 哈尔滨工程大学 | An Ultra-Wideband Underwater Acoustic Transducer |
| CN201921821U (en) * | 2010-12-21 | 2011-08-10 | 广东固特超声实业有限公司 | Ultrasonic wave energy converter |
| CN104681020A (en) * | 2013-11-26 | 2015-06-03 | 中船重工海声科技有限公司 | Overflow-type flextensional transducer |
| CN107221316A (en) * | 2017-06-06 | 2017-09-29 | 哈尔滨工程大学 | A kind of broad band low frequency Helmholtz underwater acoustic transducers |
-
2018
- 2018-09-07 CN CN201811043377.XA patent/CN109453980B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109453980A (en) | 2019-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3735159A (en) | Method and apparatus for translating ultrasonic energy | |
| CN103041977A (en) | Watertight packaging type ultrasonic cleaning transducer | |
| CN109365253A (en) | A PMNT Piezoelectric Transducer for Ultrasonic Deicing | |
| CN201921821U (en) | Ultrasonic wave energy converter | |
| CN109453980B (en) | Portable ultrasonic transducer of ellipsoid type | |
| US4433399A (en) | Ultrasonic transducers | |
| CN111744755A (en) | A new type of ultrasonic rod | |
| CN103302055A (en) | Variable-frequency ultrasonic system based on digital pulse driving | |
| CN109201441B (en) | Portable multipurpose ultrasonic transducer based on ellipsoid type shell | |
| CN208373499U (en) | A kind of multiple frequency ultrasonic wave transducer | |
| CN209923304U (en) | Ultrasonic generator and wine aging device | |
| CN204260599U (en) | Intelligent cleaning and refuse disposal installation | |
| CN109277364A (en) | A kind of ball crown type Embedded Ultrasonic energy converter | |
| CN219168845U (en) | Ultrasonic megasonic cleaning vibration plate | |
| CN208786851U (en) | A kind of symmetrical expression biradial large-power supersonic transducer | |
| CN201641934U (en) | Ultrasonic dish washing machine | |
| CN112108451A (en) | Cleaning device | |
| CN215695557U (en) | Built-in ultrasonic transducer | |
| CN206661800U (en) | A kind of ultrasonic cleaner | |
| CN216173918U (en) | Ultrasonic transducer | |
| CN202715580U (en) | Ultrasonic transducer easy to install | |
| CN205701677U (en) | Combination frequency ultrasonic cleaning equipment | |
| CN201613218U (en) | Ultrasonic transducer vibrator | |
| CN212189928U (en) | Novel piezoelectric patch transducer | |
| CN209377524U (en) | A kind of household cleaning sink using multiple modal vibrations energy converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201020 Address after: 310023 No. 158, Wuchang Road, Yuhang District, Zhejiang, Hangzhou Applicant after: Hangzhou Ruili Ultrasonic Technology Co.,Ltd. Address before: 310012 No. 118 Golf Road, Yinhu Street, Fuyang District, Hangzhou City, Zhejiang Province Applicant before: HANGZHOU RUILI TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |