CN204887454U - Annular electromagnetic excitation ware and device of raising one's voice thereof - Google Patents
Annular electromagnetic excitation ware and device of raising one's voice thereof Download PDFInfo
- Publication number
- CN204887454U CN204887454U CN201520592413.3U CN201520592413U CN204887454U CN 204887454 U CN204887454 U CN 204887454U CN 201520592413 U CN201520592413 U CN 201520592413U CN 204887454 U CN204887454 U CN 204887454U
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- China
- Prior art keywords
- skeleton
- cannelure
- annular
- pedestal
- annular electromagnetic
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses an annular electromagnetic excitation ware and device of raising one's voice thereof, the device of raising one's voice include annular electromagnetic excitation ware and install in vocal ware on the annular electromagnetic excitation ware, the annular electromagnetic excitation includes the base, the base is including lieing in its central mounting hole and lieing in the skeleton that has the coil is twined from the inside sunken ring channel that forms in one of which surface, the annular magnet who lies in the ring channel and surface to peripheral the reaching of mounting hole, the ring channel opening part is provided with and blocks the retention device that the skeleton drops, the sound production ware for the transparent sheet structure and accept in the mounting hole of base. The utility model discloses an annular electromagnetic excitation ware and device of raising one's voice thereof beneficial effect lies in: the base reaches the ring channel from the inside sunken formation in one of which surface including lieing in its central mounting hole, lieing in the mounting hole periphery, such setting can set up in the mounting hole like part such as vocal ware, the volume of the device that reduces to raise one's voice.
Description
[technical field]
The utility model relates to Audiotechnica field, specifically, relates to a kind of annular electromagnetic driver and loudspeaker arrangement thereof.
[background technology]
Along with the fast development of electronic device field, the development of audio conversion devices also enters a fast-developing phase.
Loudspeaker arrangement is a kind of very conventional electro-acoustic transducer device, and it comprises electromagnetic driver and sound-producing device.
The electromagnetic driver of loudspeaker arrangement is the energy transducer signal of telecommunication being changed into acoustical signal, and loudspeaker arrangement generally comprises set of poles, coil device etc.; Coil device is generally the skeleton being wound with coil, when coil device moves in the magnetic field that set of poles produces, when coil device is communicated with AC audio and passes through magnetic field, an electric power can be subject to, its direction meets not carrys out bright left hand rule, power and electric current, magnetic direction are orthogonal, and stressed size is directly proportional to electric current, conductor length, magnetic flux density;
Now, the coil of electromagnetic driver is subject to an alternation motive force and produces alternate motion, drives sound-producing device vibration, repeatedly promotes air and pronounce.
The electromagnetic driver of the loudspeaker arrangement that present stage adopts generally comprises following two kinds of modes:
(1) edge as shown in Figure 1, being provided with the base plate 101 of boss in centre arranges a circle magnet a102 and arranges at the boss of base plate 101 the skeleton a104 being wound with coil a103;
(2) as shown in Figure 2, in the groove that middle part arranges reeded seat board 106, magnet b107 is set and with the inwall of the groove of seat board 106 on the skeleton b105 being wound with coil b108 is set.
There is certain defect in it:
(1) need to arrange other accessories for fixing or phase magnet, make the complex structure of loud speaker and the volume of loudspeaker arrangement cannot be reduced further;
(2) needing to protect further magnet, as arranged dust cover or cage avoids the magnetisable material in magnet adsorption air to affect audio conversion effect, certain depth increasing the volume of loudspeaker arrangement.
Therefore, be necessary to provide a kind of annular electromagnetic driver and loudspeaker arrangement thereof to solve the problems referred to above.
[utility model content]
Main purpose of the present utility model is to provide a kind of loudspeaker arrangement, and its structure is simplified, compact, and minimizing takes up room.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of annular electromagnetic driver, it comprises pedestal, described pedestal comprise be positioned at its center installing hole, to be positioned at described installing hole peripheral and be wound with the skeleton of coil from the cave inward cannelure formed, the annular magnet being positioned at described cannelure and outer surface of surface thereof, described cannelure opening part is provided with the retention device stopping that described skeleton comes off.
Further, described annular magnet is arranged on described cannelure outer ring, and described skeleton is positioned at the inner ring of described cannelure.
Further, described retention device is rubber, and connects described pedestal, skeleton.
Further, described pedestal is pure iron material; Described annular magnet is aluminium nickel cobalt or neodymium iron boron material.
A kind of loudspeaker arrangement, it comprises annular electromagnetic driver and is installed on the acoustical generator on described annular electromagnetic driver, described annular electro magnetic pumping comprises pedestal, described pedestal comprises the installing hole that is positioned at its center and is positioned at described installing hole peripheral and be wound with the skeleton of coil from the cave inward cannelure formed, the annular magnet being positioned at cannelure and outer surface of surface thereof, and described cannelure opening part is provided with the retention device stopping that described skeleton comes off.
Further, described annular magnet is arranged on described cannelure outer ring, and described skeleton is positioned at the inner ring of described cannelure.
Further, described acoustical generator is transparent laminated structure.
Further, described acoustical generator is contained in the installing hole of described pedestal.
Further, described retention device is transparent rubber.
Further, described acoustical generator is arc structure, and does not exceed described retention device
Compared with prior art, the beneficial effect of a kind of loudspeaker arrangement of the present utility model is:
(1) pedestal comprise be positioned at its center installing hole, to be positioned at installing hole peripheral and to cave inward the cannelure formed from surface thereof; Such setting, can be arranged as parts such as acoustical generators in installing hole, reduces the volume of loudspeaker arrangement;
(2) annular magnet is aluminium nickel cobalt or neodymium iron boron material; Aluminium nickel cobalt and neodymium iron boron are a kind of novel magnetic materials, have higher magnetic energy level than traditional ferrimagnet, use these magnets performance index significantly improving loud speaker, reduce loud speaker volume;
(3) be provided with the skeleton that annular magnet and outer surface are wound with coil in cannelure, and its opening part is provided with the retention device stopping that skeleton comes off; Such setting, protects and support fitting the carrying out of retention device without the need to additionally arranging, and retention device plays dustproof effect simultaneously, reduces the volume of loudspeaker arrangement further.
[accompanying drawing explanation]
Fig. 1 is one of cutaway view of the electromagnetic driver of existing loudspeaker arrangement;
Fig. 2 is the cutaway view two of the electromagnetic driver of existing loudspeaker arrangement;
Fig. 3 is the cutaway view of annular electromagnetic driver 100 in embodiment of the present utility model;
Fig. 4 is one of cutaway view of embodiment of the present utility model;
Fig. 5 is the cutaway view two of embodiment of the present utility model;
Numeral in figure:
101 base plates, 102 magnet a, 103 coil a, 104 skeleton a, 105 skeletons, 106 seat boards, 107 magnet b, 108 coil b;
100 annular electromagnetic drivers, 200 acoustical generators;
1 pedestal, 2 installing holes, 3 cannelures, 4 annular magnets, 5 coils, 6 skeletons, 7 retention devices.
[embodiment]
Embodiment:
The present embodiment is a kind of loudspeaker arrangement, it acoustical generator 200 comprising annular electromagnetic driver 100 and be installed on annular electromagnetic driver 100.As shown in Figure 3-Figure 5, annular electromagnetic driver 100 comprises pedestal 1, and pedestal 1 comprises and is positioned at its center and runs through the installing hole 2 of its upper and lower surface and to be positioned at described installing hole 2 peripheral and to cave inward the cannelure 3 formed from surface thereof; Annular electromagnetic driver 100 also comprises the skeleton 6 that the annular magnet 4 that is positioned at cannelure 3 and outer surface are wound with coil 5, and annular magnet 4 is arranged on cannelure 3 outer ring, and skeleton 6 is arranged on cannelure 3 inner ring; Cannelure 3 opening part is provided with for stopping the retention device 7 that skeleton 6 comes off.
Acoustical generator 200 is transparent laminated structure and is contained in the installing hole 2 of pedestal 1.
Retention device 7 is transparent rubber, and connects pedestal 1, skeleton 6.
Pedestal 1 is pure iron material.
Skeleton 6 is circular framework, and the coil 5 that it is wound around is copper enamel-cover circle line.
Coil 5 on skeleton 6 is two-layer or four layers of coiling.
Annular magnet 4 is aluminium nickel cobalt or neodymium iron boron material.
Wherein: between annular magnet 4 and cannelure 3 inner ring wall, form magnetic gap;
Coil 5 on skeleton 6 is two-layer or four layers of coiling, and object makes the lead-out wire two ends of coil 5 all towards acoustical generator 200 side, lead-out wire being welded on acoustical generator 200 securely, preventing coil 5 from damaging because of overheated when flowing through larger tone currents simultaneously;
Annular magnet 4 is aluminium nickel cobalt; Aluminium nickel cobalt is a kind of novel magnetic material, has higher magnetic energy level than traditional ferrimagnet, uses these magnets performance index significantly improving loud speaker, reduces loud speaker volume;
Described pedestal 1 comprises and is positioned at its center and runs through the installing hole 2 of its upper and lower surface and to be positioned at described installing hole 2 peripheral and to cave inward the cannelure 3 formed from surface thereof; The acoustical generator 8 of transparent laminated structure is set in installing hole 2, and cannelure 3 Internal and external cycle arranges skeleton 6 and annular magnet 4 respectively and its opening part is provided with for stopping the retention device 7 that coil comes off; Such setting, without the need to additionally arranging the accessory protected annular magnet 4 and skeleton 6 and support, and retention device 7 play simultaneously prevent dust enter cannelure 3 be effect, make the volume of loudspeaker arrangement reduce further;
Retention device 7 is transparent rubber, can directly show loudspeaker arrangement internal structure, play certain beauty function;
And loudspeaker arrangement can be adsorbed on magnetic body of wall by annular magnet 4, plays certain decoration function.
Compared with prior art, the beneficial effect of a kind of loudspeaker arrangement of the present embodiment is: pedestal 1 comprises and is positioned at its center and runs through the installing hole 2 of its upper and lower surface and to be positioned at described installing hole 2 peripheral and to cave inward the cannelure 3 formed from surface thereof; Such setting, in installing hole, 2 can be arranged as parts such as acoustical generators, reduce the volume of loudspeaker arrangement; Annular magnet 4 is aluminium nickel cobalt or neodymium iron boron material; Aluminium nickel cobalt and neodymium iron boron are a kind of novel magnetic materials, have higher magnetic energy level than traditional ferrimagnet, use these magnets performance index significantly improving loud speaker, reduce loud speaker volume simultaneously.
Above-described is only execution modes more of the present utility model.For the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (10)
1. an annular electromagnetic driver, it comprises pedestal, it is characterized in that: described pedestal comprise be positioned at its center installing hole, to be positioned at described installing hole peripheral and be wound with the skeleton of coil from the cave inward cannelure formed, the annular magnet being positioned at described cannelure and outer surface of surface thereof, described cannelure opening part is provided with the retention device stopping that described skeleton comes off.
2. the annular electromagnetic driver of one according to claim 1, is characterized in that: described annular magnet is arranged on described cannelure outer ring, and described skeleton is positioned at the inner ring of described cannelure.
3. the annular electromagnetic driver of one according to claim 1, is characterized in that: described retention device is rubber, and connects described pedestal, skeleton.
4. the annular electromagnetic driver of one according to claim 1, is characterized in that: described pedestal is pure iron material; Described annular magnet is aluminium nickel cobalt or neodymium iron boron material.
5. a loudspeaker arrangement, it is characterized in that: it comprises annular electromagnetic driver and is installed on the acoustical generator on described annular electromagnetic driver, described annular electro magnetic pumping comprises pedestal, described pedestal comprises the installing hole that is positioned at its center and to be positioned at described installing hole peripheral and be wound with the skeleton of coil from the cave inward cannelure formed, the annular magnet being positioned at described cannelure and outer surface of surface thereof, and described cannelure opening part is provided with the retention device stopping that described skeleton comes off.
6. a kind of loudspeaker arrangement according to claim 5, is characterized in that: described annular magnet is arranged on described cannelure outer ring, and described skeleton is positioned at the inner ring of described cannelure.
7. loudspeaker arrangement according to claim 5, is characterized in that: described acoustical generator is transparent laminated structure.
8. a kind of loudspeaker arrangement according to claim 7, is characterized in that: described acoustical generator is contained in the installing hole of described pedestal.
9. a kind of loudspeaker arrangement according to claim 6, is characterized in that: described retention device is transparent rubber, and connects described pedestal, skeleton and acoustical generator.
10. a kind of loudspeaker arrangement according to claim 8, is characterized in that: described acoustical generator is arc structure, and does not exceed described retention device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592413.3U CN204887454U (en) | 2015-08-07 | 2015-08-07 | Annular electromagnetic excitation ware and device of raising one's voice thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592413.3U CN204887454U (en) | 2015-08-07 | 2015-08-07 | Annular electromagnetic excitation ware and device of raising one's voice thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204887454U true CN204887454U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520592413.3U Expired - Fee Related CN204887454U (en) | 2015-08-07 | 2015-08-07 | Annular electromagnetic excitation ware and device of raising one's voice thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204887454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050011A (en) * | 2015-08-07 | 2015-11-11 | 苏州博那德音响科技有限公司 | Annular electromagnetic exciter and loudspeaker thereof |
-
2015
- 2015-08-07 CN CN201520592413.3U patent/CN204887454U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050011A (en) * | 2015-08-07 | 2015-11-11 | 苏州博那德音响科技有限公司 | Annular electromagnetic exciter and loudspeaker thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20200807 |