CN2563877Y - Moving-iron type momentum transducer - Google Patents
Moving-iron type momentum transducer Download PDFInfo
- Publication number
- CN2563877Y CN2563877Y CN 02240312 CN02240312U CN2563877Y CN 2563877 Y CN2563877 Y CN 2563877Y CN 02240312 CN02240312 CN 02240312 CN 02240312 U CN02240312 U CN 02240312U CN 2563877 Y CN2563877 Y CN 2563877Y
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- magnetism
- transducer
- magnetic conduction
- moving
- guiding hood
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- Expired - Fee Related
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Abstract
The utility model relates to a moving-iron type momentum transducer which is comprises of a housing, a housing cover for sealing housing cavity, an electromagnetic winding is arranged at the internal winding bracket of the housing and fastened on top wall of the housing by insulation board, a magnetic conduction cover arranged fixedly with insulator on outer wall and with oil passage holes on bottom wall, a magnetic conduction core which is arranged in the magnetic conduction cover and connected fixedly with the bottom wall face of the magnetic conduction cover and is provided with upper and lower head-back spring slots, a magnetic steel is arranged connectively on inner side wall face of the magnetic conduction cover, an insulator arranged fixedly on the magnetic conduction cover, upper and lower head-back springs arranged in the spring slots of the magnetic conduction core and respectively pressed by shell cover and top wall face of the housing, the insulator of the magnetic conduction cover is matched with the inner wall face of the housing by the means of slide friction, the moving-iron type momentum transducer can be used as vibrator on floor or stage, the made momentum conduction type loudspeaker is a full sealed structure and has waterproof, dustproof, and anti-pollution functions. The utility model can be used in the occasions where the prior loudspeaker can not be used, the revolution and linear response of the loudspeaker has high precision and fidelity effect.
Description
Technical field
The utility model relates to a kind of momentum transducer.
Background technology
Existing momentum transducer all is to be used in the manufacturing of loud speaker, and the vibration of the solenoid of momentum transducer drives the vibrating diaphragm vibration sounding during speaker operation, and the magnetic circuit system in generation magnetic field is fixed.Owing to structural reason, its power output is restricted, so the power of general loud speaker is all very little.Just because of this weak point,, and can not do other uses so the momentum transducer of existing structure pattern only can be used for the manufacturing of loud speaker.
Summary of the invention
One of the purpose of this utility model provides a kind of moving-iron type momentum transducer that can be used as vibration floor, stage, platform, the use of body-building massage pad ticker.
Two of the purpose of this utility model provides and a kind ofly is made of moving-iron type momentum transducer, has that the variable power scope is big, sealing structure, the momentum conduction-type loud speaker of high-fidelity, waterproof and dustproof.
Moving-iron type momentum transducer by shell chamber end face shell wall have the cross section of solenoid wire hole be casing, the sealed attachment of filling the insulation cutting oil in the circle be fixed on the faucal place with the cap of shell chamber sealing, be positioned at the casing coil holder by insulation board be fixed on solenoid, outside wall surface on the roof face of shell chamber be fixed with insulator diapire face have oil-through hole "
" the type magnetism-guiding hood, be positioned at magnetism-guiding hood and the magnetic conduction core that upper and lower time medi-spring hugging arranged of fixedlying connected with magnetism-guiding hood diapire face, be fastened on magnet steel on the magnetism-guiding hood interior sidewall surface, be loaded on the medi-spring next time that magnetic conduction core spring hugging compresses by cap and be loaded on magnetic conduction core spring hugging and constitute by medi-spring last time that shell chamber roof face holds out against; inboard peripheral wall surfaces of magnetism-guiding hood and magnetic conduction core outer perimeter wall face surround annular chamber, and solenoid is positioned at annular chamber.The magnetism-guiding hood insulator cooperates with the sliding friction of casing interior sidewall surface, and magnetism-guiding hood can come and go slide displacement in casing.
Moving-iron type momentum transducer is in the actual fabrication process, and magnetic conduction core and magnetism-guiding hood can whole be connected, also can the perforate of magnetism-guiding hood diapire face centre with magnetic conduction core patchhole in swelling be fixedly connected on the magnetism-guiding hood diapire face.Oil-through hole on the diapire face is uniformly distributed along the circumference.
The insulator of high-power moving-iron type momentum transducer magnetism-guiding hood is suit and is fixed on insulating case on the magnetism-guiding hood outside wall surface.
The insulator of small-power moving-iron type momentum transducer magnetism-guiding hood is for uniform along magnetism-guiding hood outer perimeter wall face and be fixed on insulation cushion on the wall.
Moving-iron type momentum transducer is the seal integral-type structure, in fill lubricating oil sliding friction surface be lubricated, simultaneously solenoid is cooled, thereby the transducer that can be made into power output of all sizes is to satisfy different instructions for uses.During energising work, magnetism-guiding hood, magnet steel, magnetic conduction core strike up partnership, and the moving ironware of formation vibrates under coil electromagnetic field and upper and lower time medi-spring effect closely and the vibration of drive casing.The ticker that powerful moving-iron type momentum transducer can be used as vibration floor, stage or platform uses, and low power moving-iron type momentum transducer can be used to make the body-building massage pad or fitness mattress uses.
The momentum conduction-type loud speaker that is made of moving-iron type momentum transducer is made of moving-iron type momentum transducer, taper type exciting basin, the vibrating diaphragm that is fastened on exciting basin big opening end, vibrating diaphragm pressure ring and shell, moving-iron type momentum transducer casing top outside wall surface has the whole exciting basin Connection Block that connects, and exciting basin osculum end is fastened on the Connection Block becomes one with moving-iron type momentum transducer.Shell is formed by connecting by the circular cylindrical shell face and the taper type shell face integral body that adapt with moving-iron type momentum transducer, exciting basin, the flexibility centering bearing that bottom, shell shell chamber has foamed resin to make, moving-iron type momentum transducer is felt relieved by the centering support and is fixed in the outer shell cavity.Vibrating diaphragm pressure ring cross section is the saddle type, and the pressure ring swelling is fixed on shell faucal place vibrating diaphragm is fixed.
In order to adapt to different instructions for uses, but vibrating diaphragm and exciting basin integral manufacturing.But vibrating diaphragm of Zhi Zuoing and vibrating diaphragm pressure ring integral manufacturing respectively.
Momentum conduction-type loud speaker is owing to be filled with cutting oil in the transducer, and temperature rise is little, therefore can be made into supersound projector, and loud speaker momentum transducer is an all-sealed structure, can place under water and use, and also can be used for being full of occasions such as dust and easy pollution.Resolution height during speaker operation, linear response precision height, fidelity is effective.
Description of drawings
Fig. 1 is moving-iron type momentum transducer architecture figure.
Fig. 2 is the A-A cutaway view (taking off spring) of Fig. 1.
Fig. 3 is momentum conduction-type loadspeaker structure figure.
Embodiment
Accompanying drawing is embodiment of the present utility model, but the utility model is not limited only to embodiment, below in conjunction with embodiment embodiment of the present utility model is described.As shown in Figure 1 and Figure 2, moving-iron type momentum transducer by shell chamber end face shell wall have wire hole (14) cross section for circular filling have the insulation cutting oil casing (3), with the cap (11) of mouth sealing at the bottom of the casing, be positioned at the casing coil holder by insulating resin plate (2) be bonded and fixed at solenoid (10) on the roof face of shell chamber, be positioned at shell chamber diapire face central openings "
" type magnetism-guiding hood (4), swelling be fixed on magnetism-guiding hood central opening place have upper and lower time medi-spring hugging (15), (8) magnetic conduction core (7), be bonded and fixed at magnet steel (12) on the magnetism-guiding hood internal face, be loaded on and hold out against the upper and lower go back to medi-spring (1), (9) that compress with cap by casing roof face respectively in the spring hugging and constitute; magnetism-guiding hood is set with and the fixing insulating case (13) of magnetism-guiding hood side wall surface bonding; magnetism-guiding hood cooperates with the sliding friction of casing interior sidewall surface by insulating case, and magnetism-guiding hood can come and go slide displacement in casing.The inboard peripheral wall surfaces of magnetism-guiding hood, magnetic conduction core outer perimeter wall face surround annular compartment (5), and solenoid is positioned at annular compartment.Magnetism-guiding hood diapire face is positioned on the outer wall of magnetic conduction core the oil-through hole (6) that is uniformly distributed along the circumference.For the less moving-iron type momentum transducer of power output, the insulating case of magnetism-guiding hood can adopt uniform and be bonded and fixed at the structural shape of the insulation cushion on the wall along magnetism-guiding hood outer perimeter wall face.
The magnetism-guiding hood of moving-iron type momentum transducer, magnetic conduction core, magnet steel are become whole formation and are moved iron, and the moving iron in solenoid energising back vibrates under the effect of medi-spring on electromagnetic field reaches next time, closely drives the casing vibration.Because casing shell chamber is a hermetically-sealed construction, thereby has waterproof and dustproof, anti-pollution function.
As shown in Figure 5, the momentum conduction-type loud speaker that constitutes by moving-iron type momentum transducer by the interior casing (21) that fills the insulation cutting oil, be positioned at the casing coil holder by insulation board (17) be bonded and fixed at solenoid (26) on the roof face of shell chamber, be set with insulating case (21) diapire face have oil-through hole (28) "
" magnetism-guiding hood (23), be bonded and fixed at magnet steel (29), swelling on the magnetism-guiding hood internal face and be fixed on the magnetic conduction core (24) that upper and lower time medi-spring hugging arranged at central openings place in the magnetism-guiding hood diapire face, moving-iron type momentum transducer, exciting basin (32), vibrating diaphragm (16), vibrating diaphragm pressure ring (18) and shell (19) formation that is loaded on upper and lower time medi-spring (31) in the magnetic conduction core spring hugging, (25), the cap (27) of casing shell chamber sealing is constituted.Moving-iron type momentum transducer casing shell top outside wall surface integral body is connected with exciting basin seat (20), and the exciting basin is bonded and fixed on the exciting basin seat, and vibrating diaphragm is bonded and fixed at exciting basin basin mouth place.Shell by the circular cylindrical shell face that adapts with exciting basin and moving-iron type momentum transducer profile with constitute with its whole taper type shell face that is connected, the shell faucal has the pressure ring hugging, the cross section is that the vibrating diaphragm pressure ring swelling of saddle type is fixed on that the hugging of faucal is interior to compress vibrating diaphragm.The centering bearing (22) that circular cylindrical shell chamber bottom filling Polyurethane foamed plastic one type flexible material is made is with moving-iron type momentum transducer centering and fixing.
According to different instructions for uses and field of employment, the vibrating diaphragm of momentum conduction loud speaker can adopt common diaphragm materials to make, and also can adopt foamed plastic to make.But vibrating diaphragm and exciting basin integral manufacturing also can be made respectively, but vibrating diaphragm and the pressure ring integral manufacturing made respectively.
Claims (6)
1, a kind of moving-iron type momentum transducer, it is characterized in that by the end face shell wall have the cross section of solenoid wire hole be casing, the sealed attachment of filling the insulation cutting oil in the circle be fixed on the faucal place with the cap of shell chamber sealing, be positioned at the casing coil holder by insulation board be fixed on solenoid, outer side surface on the roof face of shell chamber have insulator diapire face have oil-through hole "
" the type magnetism-guiding hood, be positioned at magnetism-guiding hood and the magnetic conduction core that upper and lower time medi-spring hugging arranged of fixedlying connected with magnetism-guiding hood diapire face, be fastened on magnet steel on the magnetic cover interior sidewall surface, be loaded on the medi-spring next time that magnetic conduction core spring hugging compresses by cap and be loaded on magnetic conduction core spring hugging and constitute by medi-spring last time that shell chamber roof face holds out against; inboard peripheral wall surfaces of magnetism-guiding hood and magnetic conduction core outer perimeter wall face surround annular chamber; solenoid is positioned at annular chamber; the magnetism-guiding hood insulator cooperates with the sliding friction of casing interior sidewall surface, and magnetism-guiding hood can come and go slide displacement in casing.
2, by the described moving-iron type momentum of claim 1 transducer, it is characterized in that said magnetic conduction core and magnetism-guiding hood integral body is connected, the oil-through hole on the said magnetism-guiding hood diapire face is uniformly distributed along the circumference.
3, by the described moving-iron type momentum of claim 1 transducer, it is characterized in that the perforate of said magnetism-guiding hood diapire face centre, swelling is fixedly connected on the magnetism-guiding hood diapire face in the magnetic conduction core patchhole, and the oil-through hole on the said magnetism-guiding hood diapire face is uniformly distributed along the circumference.
4, by the described moving-iron type momentum of claim 1 transducer, it is characterized in that said magnetism-guiding hood insulator is that suit is fixed on the insulating case on the magnetism-guiding hood.
5, by the described moving-iron type momentum of claim 1 transducer, the insulator that it is characterized in that said magnetism-guiding hood is for uniform along moving magnetic cover outer circumferential side wall and be fixed on insulation cushion on the wall.
6, a kind of momentum conduction-type loud speaker that constitutes by the described moving-iron type momentum of claim 1 transducer, it is characterized in that by moving-iron type momentum transducer, taper type exciting basin, be fastened on the vibrating diaphragm of exciting basin big opening end, vibrating diaphragm pressure ring and shell constitute, moving-iron type momentum transducer casing top outside wall surface has the whole exciting basin Connection Block that connects, exciting basin osculum end is fastened on the Connection Block, shell by with moving-iron type momentum transducer, circular cylindrical shell face that the exciting basin adapts and taper type shell face integral body are formed by connecting, the flexible centering of foamed resin bearing is arranged at bottom, shell shell chamber, moving-iron type momentum transducer is felt relieved by the centering support and is fixed in the outer shell cavity, vibrating diaphragm pressure ring cross section is the saddle type, and the pressure ring swelling is fixed on shell faucal place vibrating diaphragm is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02240312 CN2563877Y (en) | 2002-07-12 | 2002-07-12 | Moving-iron type momentum transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02240312 CN2563877Y (en) | 2002-07-12 | 2002-07-12 | Moving-iron type momentum transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2563877Y true CN2563877Y (en) | 2003-07-30 |
Family
ID=33713461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02240312 Expired - Fee Related CN2563877Y (en) | 2002-07-12 | 2002-07-12 | Moving-iron type momentum transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2563877Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011143810A1 (en) * | 2010-05-18 | 2011-11-24 | 深圳市轻松科技股份有限公司 | Vibration transducer and somatosensory vibration apparatus with the vibration transducer |
| CN102291650A (en) * | 2010-06-17 | 2011-12-21 | 索尼公司 | Acoustic conversion device |
| CN103691655A (en) * | 2014-01-02 | 2014-04-02 | 福州市台江区振斌高效电磁聚能科技研究所 | Ultrasonic transducer main body structure |
| CN105681987A (en) * | 2016-04-15 | 2016-06-15 | 中山市酷美电子有限公司 | A moving iron vibrating device and sounding device for its application |
| CN112216262A (en) * | 2020-10-14 | 2021-01-12 | 西安交通大学 | A superstructure underwater acoustic emission transducer |
| CN112911469A (en) * | 2021-01-18 | 2021-06-04 | 湖南大学 | Electromagnetic transducer |
| CN113889365A (en) * | 2020-07-02 | 2022-01-04 | 陕西新通智能科技有限公司 | Anti-impact hollow movable iron core of electromagnetic switch and manufacturing method thereof |
-
2002
- 2002-07-12 CN CN 02240312 patent/CN2563877Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011143810A1 (en) * | 2010-05-18 | 2011-11-24 | 深圳市轻松科技股份有限公司 | Vibration transducer and somatosensory vibration apparatus with the vibration transducer |
| CN102291650A (en) * | 2010-06-17 | 2011-12-21 | 索尼公司 | Acoustic conversion device |
| CN102291650B (en) * | 2010-06-17 | 2015-11-04 | 索尼公司 | sound conversion device |
| CN103691655A (en) * | 2014-01-02 | 2014-04-02 | 福州市台江区振斌高效电磁聚能科技研究所 | Ultrasonic transducer main body structure |
| CN103691655B (en) * | 2014-01-02 | 2017-01-18 | 长乐芯聚电子科技研究所 | ultrasonic transducer main body structure |
| CN105681987A (en) * | 2016-04-15 | 2016-06-15 | 中山市酷美电子有限公司 | A moving iron vibrating device and sounding device for its application |
| CN113889365A (en) * | 2020-07-02 | 2022-01-04 | 陕西新通智能科技有限公司 | Anti-impact hollow movable iron core of electromagnetic switch and manufacturing method thereof |
| CN113889365B (en) * | 2020-07-02 | 2024-05-14 | 陕西新通智能科技有限公司 | Lost motion iron core in electromagnetic switch anti-impact and manufacturing method thereof |
| CN112216262A (en) * | 2020-10-14 | 2021-01-12 | 西安交通大学 | A superstructure underwater acoustic emission transducer |
| CN112216262B (en) * | 2020-10-14 | 2024-05-24 | 西安交通大学 | Super-structure underwater sound emission transducer |
| CN112911469A (en) * | 2021-01-18 | 2021-06-04 | 湖南大学 | Electromagnetic transducer |
| CN112911469B (en) * | 2021-01-18 | 2022-03-11 | 湖南大学 | an electromagnetic transducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |