CN204145742U - A kind of motor-operated horn with vibration transmission mechanism - Google Patents
A kind of motor-operated horn with vibration transmission mechanism Download PDFInfo
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- CN204145742U CN204145742U CN201420509413.8U CN201420509413U CN204145742U CN 204145742 U CN204145742 U CN 204145742U CN 201420509413 U CN201420509413 U CN 201420509413U CN 204145742 U CN204145742 U CN 204145742U
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Abstract
The utility model discloses a kind of motor-operated horn with vibration transmission mechanism, comprise base, supporting bracket, permanent magnet, voice coil loudspeaker voice coil, flexure strip, vibration passing part and vibrating diaphragm, wherein, the middle part of above-mentioned base 1 has through hole, and this through-hole wall has annular slot; Above-mentioned supporting bracket embeds in this annular slot, is removably connected on base; Above-mentioned permanent magnet is arranged on the supporting plate, and the outside of permanent magnet is provided with limit assembly; Above-mentioned voice coil loudspeaker voice coil is arranged between limit assembly, and the top of voice coil loudspeaker voice coil is fastened on flexure strip, and flexure strip is provided with at least two vibration passing parts; The lower end of above-mentioned vibration passing part is fixed on flexure strip, and upper end is connected on vibrating diaphragm, to be transferred uniformly on vibrating diaphragm by the vibration that voice coil loudspeaker voice coil produces, makes diaphragm oscillations sounding.The utility model structure is simple, convenient to disassembly, and voice coil vibrations transmission is accurately stable, and accuracy in pitch is high, and tonequality is good, long service life.
Description
Technical field
The utility model relates to loudspeaker, refers in particular to a kind of motor-operated horn with vibration transmission mechanism.
Background technology
Horn-type loudspeaker device is a kind of electric energy and acoustical convertor part, loudspeaker are various in style, if classify by loud speaker transduction principle, then can be electromagnetic type loudspeaker, excitation-type loudspeaker, electrostatic loudspeaker, piezoelectric ceramic type loudspeaker, electrodynamic type loudspeaker, extension picture formula plane horn.Electrodynamic type moving-coil type loudspeaker are widely used in sound system, are the most familiar loud speakers of people.By frequency characteristic and structure thereof, cone formula, horn type and ball top type three kinds can be divided into.When voice-frequency signalling current is by speaker voice coil, voice coil loudspeaker voice coil produces alternating magnetic field in magnetic gap.The interaction in the magnetic field of this alternating magnetic field and permanent magnet, forces voice coil vibrations, drives the vibrating diaphragm be pasted together with voice coil loudspeaker voice coil vibrate in air medium and sound, realizes the function of signal of telecommunication reduction.Vibrating diaphragm and voice coil loudspeaker voice coil are the important component parts of loudspeaker, and the very thin thickness of vibrating diaphragm is generally at 6-15 microns, and therefore vibrating diaphragm is the flimsy parts of loudspeaker, because existing loudspeaker generally adopt fixed installation, therefore after vibrating diaphragm damages, loudspeaker dismounting difficulty is large, and vibrating diaphragm is changed difficult; Meanwhile, because voice coil vibrations promotes vibrating membrane radiation sound, to spatial.Because voice coil loudspeaker voice coil is in narrow magnetic gap for a long time, need big current be born, prolonged exercise as piston, therefore a large amount of heats can be produced.If voice coil loudspeaker voice coil slightly departs from center, then, very easily inside grazing, even damage voice coil loudspeaker voice coil; And, together with voice coil loudspeaker voice coil is connected directly between with vibrating diaphragm by existing loudspeaker, vibrating diaphragm motion is driven by voice coil loudspeaker voice coil, because voice coil loudspeaker voice coil is annular solid, vibrating diaphragm is plane rete, and the area of vibrating diaphragm is much larger than voice coil loudspeaker voice coil area, and therefore voice coil loudspeaker voice coil only can drive the local motion of vibrating diaphragm, cause accuracy in pitch low, further, voice coil loudspeaker voice coil drives the local motion of vibrating diaphragm easily to cause vibrating diaphragm to damage for a long time, and the useful life of product is short.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, and provide a kind of structure simple, convenient to disassembly, voice coil vibrations transmission is accurately stable, and accuracy in pitch is high, and tonequality is good, the motor-operated horn with vibration transmission mechanism of long service life.
The technical scheme that the utility model is taked is as follows: a kind of motor-operated horn with vibration transmission mechanism, comprise base, supporting bracket, permanent magnet, voice coil loudspeaker voice coil, flexure strip, vibration passing part and vibrating diaphragm, wherein, the middle part of above-mentioned base 1 has through hole, and this through-hole wall has annular slot; Above-mentioned supporting bracket embeds in this annular slot, is removably connected on base; Above-mentioned permanent magnet is arranged on the supporting plate, and the outside of permanent magnet is provided with limit assembly; Above-mentioned voice coil loudspeaker voice coil is arranged between limit assembly, and the top of voice coil loudspeaker voice coil is fastened on flexure strip, and flexure strip is provided with at least two vibration passing parts; The lower end of above-mentioned vibration passing part is fixed on flexure strip, and upper end is connected on vibrating diaphragm, to be transferred uniformly on vibrating diaphragm by the vibration that voice coil loudspeaker voice coil produces, makes diaphragm oscillations sounding.
Preferably, the middle part of described supporting bracket has through hole, and plug in this through hole and be fixed with guide, guide is fixed in supporting bracket, and upwards stretches out the through hole of supporting bracket.
Preferably, described permanent magnet is toroidal magnet, and the corresponding above-mentioned guide of the through hole in the middle part of it is arranged, and embeds in guide, so that fixing.
Preferably, described limit assembly comprises the first locating part and the second locating part, and wherein, above-mentioned first locating part and the second locating part are annular solid, first locating part is inserted in the part that above-mentioned guide stretches out supporting bracket, and the internal face of the first locating part is adjacent to the outside wall surface of guide; Above-mentioned second locating part is set in the outside of the first locating part, and the outside wall surface of the second locating part is adjacent to the through-hole wall face of base, leaves annular gap between the second locating part and the first locating part, and voice coil loudspeaker voice coil inserts in this annular gap, so that spacing.
Preferably, described flexure strip is fastened on voice coil loudspeaker voice coil top, and voice coil loudspeaker voice coil connects the audio devices of peripheral hardware, audio devices transmits audio signal to voice coil loudspeaker voice coil, produces alternating magnetic field, the magnetic field interaction of this alternating magnetic field and permanent magnet, make voice coil vibrations, and by vibration passing to flexure strip.
Preferably, described vibration passing part comprises connecting rod and vibrating disk, wherein, the bottom of above-mentioned connecting rod connects the upper surface of above-mentioned flexure strip, and the top end face of connecting rod is fixedly connected with vibrating disk, and vibrating disk is adjacent to above-mentioned vibrating diaphragm, and be connected and fixed with vibrating diaphragm, voice coil vibrations drive flexure strip vibration, and by vibration passing part by vibration passing to vibrating diaphragm, make diaphragm oscillations sounding.
Preferably, the two ends of described vibrating diaphragm extend on the ring surface of the upper end of base, and the top of vibrating diaphragm is provided with lid, the two ends of lid are provided with and buckle into body, buckling into body compression vibrating diaphragm makes vibrating diaphragm be fixed on base, buckles into body and is buckled in downwards on the bottom surface of base ring surface, so that fixing.
The beneficial effects of the utility model are:
The utility model is a kind of improvement opportunity scheme for prior art, simple by designing a kind of structure, product is convenient to disassembly, and be provided with the motor-operated horn of vibration passing mechanism, comprise base, supporting bracket, permanent magnet, voice coil loudspeaker voice coil, vibrating diaphragm, flexure strip and vibration passing part, wherein, the middle part of base has through hole, this through-hole wall is provided with the draw-in groove of annular, and the degree of depth of this annular slot is 1-2mm, and the top of base extends to form planar annular laterally; During installation, by the supporting bracket of elastomeric material from base bottom press-in base plate through holes, until supporting bracket embeds in annular slot, spacing fixing; Again guide is inserted in the middle through-hole of supporting bracket, and the through hole stretching out supporting bracket is upwards extended by guiding; First locating part is inserted in the part that guide stretches out supporting bracket, the second locating part is enclosed within the first locating part outside, and makes the outside wall surface of the second locating part be adjacent to the internal face of base plate through holes, between the first locating part and the second locating part, form annular space; Permanent magnet is inserted in guide, and is pressed on the first locating part; Then flexure strip is connected on voice coil loudspeaker voice coil, and vibration passing part is fixed on flexure strip top, the vibrating disk of vibration passing part is connected on vibrating diaphragm, again voice coil loudspeaker voice coil is inserted in the annular space between the first locating part and the second locating part, and makes the two ends of vibrating diaphragm extend on the planar annular of base upper end; Finally lid is pressed on vibrating diaphragm, vibrating diaphragm is fixed, the planar annular buckling into body fastening base of lid simultaneously.Whole horn body structure is simple, and easy accessibility, is removably connected between base with supporting bracket, is removably connected between lid with base, facilitates trumpet part exchanging, reduces maintenance difficulty, decrease production cost; Voice coil loudspeaker voice coil is arranged in the annular space between the first locating part and the second locating part simultaneously, avoids voice coil loudspeaker voice coil to depart from center, inside grazing, damages voice coil loudspeaker voice coil; And be provided with vibration passing part, vibrating member transferring member comprises multiple, is evenly connected on vibrating diaphragm by vibrating disk, considerably increase vibration area, ensure that accuracy in pitch, simultaneously the wall flimsy defect of the long local motion of vibrating diaphragm, extend vibrating diaphragm useful life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
As shown in Figure 1, the technical scheme that the utility model is taked is as follows: a kind of motor-operated horn with vibration transmission mechanism, comprise base 1, supporting bracket 2, permanent magnet 6, voice coil loudspeaker voice coil 7, flexure strip 8, vibration passing part 9 and vibrating diaphragm 10, wherein, the middle part of above-mentioned base 1 has through hole, and this through-hole wall has annular slot; Above-mentioned supporting bracket 2 embeds in this annular slot, is removably connected on base 1; Above-mentioned permanent magnet 6 is arranged in supporting bracket 2, and the outside of permanent magnet 6 is provided with limit assembly; Above-mentioned voice coil loudspeaker voice coil 7 is arranged between limit assembly, and the top of voice coil loudspeaker voice coil 7 is fastened on flexure strip 8, and flexure strip 8 is provided with at least two vibration passing parts 9; The lower end of above-mentioned vibration passing part 9 is fixed on flexure strip 8, and upper end is connected on vibrating diaphragm 10, the vibration that voice coil loudspeaker voice coil 7 produces to be transferred uniformly on vibrating diaphragm 10, makes vibrating diaphragm 10 vibration sounding.
The middle part of supporting bracket 2 has through hole, and plug in this through hole and be fixed with guide 3, guide 3 is fixed in supporting bracket 2, and upwards stretches out the through hole of supporting bracket 2.
Permanent magnet 6 is toroidal magnet, and the corresponding above-mentioned guide 3 of the through hole in the middle part of it is arranged, and embeds in guide 3, so that fixing.
Limit assembly comprises the first locating part 4 and the second locating part 5, wherein, above-mentioned first locating part 4 and the second locating part 5 are annular solid, and the first locating part 4 is inserted in the part that above-mentioned guide 3 stretches out supporting bracket 2, and the internal face of the first locating part 4 is adjacent to the outside wall surface of guide 3; Above-mentioned second locating part 5 is set in the outside of the first locating part 4, and the outside wall surface of the second locating part 5 is adjacent to the through-hole wall face of base 1, and leave annular gap between the second locating part 5 and the first locating part 4, voice coil loudspeaker voice coil 7 inserts in this annular gap, so that spacing.
Flexure strip 8 is fastened on voice coil loudspeaker voice coil 7 top, and voice coil loudspeaker voice coil 7 connects the audio devices of peripheral hardware, and audio devices transmits audio signal to voice coil loudspeaker voice coil 7, produce alternating magnetic field, the magnetic field interaction of this alternating magnetic field and permanent magnet 6, makes voice coil loudspeaker voice coil 7 vibrate, and by vibration passing to flexure strip 8.
Vibration passing part 9 comprises connecting rod and vibrating disk, wherein, the bottom of above-mentioned connecting rod connects the upper surface of above-mentioned flexure strip 8, the top end face of connecting rod is fixedly connected with vibrating disk, vibrating disk is adjacent to above-mentioned vibrating diaphragm 10, and is connected and fixed with vibrating diaphragm 10, and voice coil loudspeaker voice coil 7 shuttle belt dynamic elasticity sheet 8 vibrates, and by vibration passing part 9 by vibration passing to vibrating diaphragm 10, make vibrating diaphragm 10 vibration sounding.
The two ends of vibrating diaphragm 10 extend on the ring surface of the upper end of base 1, the top of vibrating diaphragm 10 is provided with lid 11, and the two ends of lid 11 are provided with and buckle into body 12, buckles into body 12 and compresses vibrating diaphragm 10 and make vibrating diaphragm 10 be fixed on base 1, buckle into body 12 to be buckled in downwards on the bottom surface of base 1 ring surface, so that fixing.
Further, the utility model is simple by a kind of structure of design, product is convenient to disassembly, and be provided with the motor-operated horn of vibration passing mechanism, comprise base, supporting bracket, permanent magnet, voice coil loudspeaker voice coil, vibrating diaphragm, flexure strip and vibration passing part, wherein, the middle part of base has through hole, this through-hole wall is provided with the draw-in groove of annular, and the degree of depth of this annular slot is 1-2mm, and the top of base extends to form planar annular laterally; During installation, by the supporting bracket of elastomeric material from base bottom press-in base plate through holes, until supporting bracket embeds in annular slot, spacing fixing; Again guide is inserted in the middle through-hole of supporting bracket, and the through hole stretching out supporting bracket is upwards extended by guiding; First locating part is inserted in the part that guide stretches out supporting bracket, the second locating part is enclosed within the first locating part outside, and makes the outside wall surface of the second locating part be adjacent to the internal face of base plate through holes, between the first locating part and the second locating part, form annular space; Permanent magnet is inserted in guide, and is pressed on the first locating part; Then flexure strip is connected on voice coil loudspeaker voice coil, and vibration passing part is fixed on flexure strip top, the vibrating disk of vibration passing part is connected on vibrating diaphragm, again voice coil loudspeaker voice coil is inserted in the annular space between the first locating part and the second locating part, and makes the two ends of vibrating diaphragm extend on the planar annular of base upper end; Finally lid is pressed on vibrating diaphragm, vibrating diaphragm is fixed, the planar annular buckling into body fastening base of lid simultaneously.Whole horn body structure is simple, and easy accessibility, is removably connected between base with supporting bracket, is removably connected between lid with base, facilitates trumpet part exchanging, reduces maintenance difficulty, decrease production cost; Voice coil loudspeaker voice coil is arranged in the annular space between the first locating part and the second locating part simultaneously, avoids voice coil loudspeaker voice coil to depart from center, inside grazing, damages voice coil loudspeaker voice coil; And be provided with vibration passing part, vibrating member transferring member comprises multiple, is evenly connected on vibrating diaphragm by vibrating disk, considerably increase vibration area, ensure that accuracy in pitch, simultaneously the wall flimsy defect of the long local motion of vibrating diaphragm, extend vibrating diaphragm useful life.
Embodiment of the present utility model just introduces its embodiment, does not lie in and limits its protection range.The technical staff of the industry can make some amendment under the inspiration of the present embodiment, therefore all equivalences done according to the utility model the scope of the claims change or modify, and all belong within the scope of the utility model Patent right requirement.
Claims (7)
1. the motor-operated horn with vibration transmission mechanism, it is characterized in that: comprise base (1), supporting bracket (2), permanent magnet (6), voice coil loudspeaker voice coil (7), flexure strip (8), vibration passing part (9) and vibrating diaphragm (10), wherein, the middle part of above-mentioned base (1) has through hole, and this through-hole wall has annular slot; Above-mentioned supporting bracket (2) embeds in this annular slot, is removably connected on base (1); Above-mentioned permanent magnet (6) is arranged in supporting bracket (2), and the outside of permanent magnet (6) is provided with limit assembly; Above-mentioned voice coil loudspeaker voice coil (7) is arranged between limit assembly, and the top of voice coil loudspeaker voice coil (7) is fastened on flexure strip (8), and flexure strip (8) is provided with at least two vibration passing parts (9); The lower end of above-mentioned vibration passing part (9) is fixed on flexure strip (8), upper end is connected on vibrating diaphragm (10), the vibration that voice coil loudspeaker voice coil (7) produces to be transferred uniformly on vibrating diaphragm (10), make vibrating diaphragm (10) vibration sounding.
2. the motor-operated horn with vibration transmission mechanism according to claim 1, it is characterized in that: the middle part of described supporting bracket (2) has through hole, plug in this through hole and be fixed with guide (3), guide (3) is fixed in supporting bracket (2), and upwards stretches out the through hole of supporting bracket (2).
3. the motor-operated horn with vibration transmission mechanism according to claim 2, it is characterized in that: described permanent magnet (6) is toroidal magnet, the corresponding above-mentioned guide (3) of through hole in the middle part of it is arranged, and embeds in guide (3), so that fixing.
4. the motor-operated horn with vibration transmission mechanism according to claim 3, it is characterized in that: described limit assembly comprises the first locating part (4) and the second locating part (5), wherein, above-mentioned first locating part (4) and the second locating part (5) are annular solid, first locating part (4) is inserted in the part that above-mentioned guide (3) stretches out supporting bracket (2), and the internal face of the first locating part (4) is adjacent to the outside wall surface of guide (3); Above-mentioned second locating part (5) is set in the outside of the first locating part (4), and the outside wall surface of the second locating part (5) is adjacent to the through-hole wall face of base (1), annular gap is left between second locating part (5) and the first locating part (4), voice coil loudspeaker voice coil (7) inserts in this annular gap, so that spacing.
5. the motor-operated horn with vibration transmission mechanism according to claim 4, it is characterized in that: described flexure strip (8) is fastened on voice coil loudspeaker voice coil (7) top, voice coil loudspeaker voice coil (7) connects the audio devices of peripheral hardware, audio devices transmits audio signal to voice coil loudspeaker voice coil (7), produce alternating magnetic field, the magnetic field interaction of this alternating magnetic field and permanent magnet (6), voice coil loudspeaker voice coil (7) is vibrated, and by vibration passing to flexure strip (8).
6. the motor-operated horn with vibration transmission mechanism according to claim 5, it is characterized in that: described vibration passing part (9) comprises connecting rod and vibrating disk, wherein, the bottom of above-mentioned connecting rod connects the upper surface of above-mentioned flexure strip (8), the top end face of connecting rod is fixedly connected with vibrating disk, vibrating disk is adjacent to above-mentioned vibrating diaphragm (10), and be connected and fixed with vibrating diaphragm (10), voice coil loudspeaker voice coil (7) shuttle belt dynamic elasticity sheet (8) is vibrated, and pass through vibration passing part (9) by vibration passing to vibrating diaphragm (10), make vibrating diaphragm (10) vibration sounding.
7. the motor-operated horn with vibration transmission mechanism according to claim 6, it is characterized in that: the two ends of described vibrating diaphragm (10) extend on the ring surface of the upper end of base (1), the top of vibrating diaphragm (10) is provided with lid (11), the two ends of lid (11) are provided with and buckle into body (12), buckling into body (12) compression vibrating diaphragm (10) makes vibrating diaphragm (10) be fixed on base (1), buckle into body (12) to be buckled in downwards on the bottom surface of base (1) ring surface, so that fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509413.8U CN204145742U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn with vibration transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509413.8U CN204145742U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn with vibration transmission mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN204145742U true CN204145742U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420509413.8U Expired - Fee Related CN204145742U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn with vibration transmission mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105176796A (en) * | 2015-09-28 | 2015-12-23 | 苏州大学 | Vibration equipment of cell culture solution |
| CN105228064A (en) * | 2015-09-23 | 2016-01-06 | 宁波东源音响器材有限公司 | The Suspensible loud speaker of both sides pronunciation |
| CN113993046A (en) * | 2021-11-19 | 2022-01-28 | 东台鹏美电子实业有限公司 | Plug-in rotary retreating type loudspeaker |
-
2014
- 2014-09-05 CN CN201420509413.8U patent/CN204145742U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105228064A (en) * | 2015-09-23 | 2016-01-06 | 宁波东源音响器材有限公司 | The Suspensible loud speaker of both sides pronunciation |
| CN105176796A (en) * | 2015-09-28 | 2015-12-23 | 苏州大学 | Vibration equipment of cell culture solution |
| CN113993046A (en) * | 2021-11-19 | 2022-01-28 | 东台鹏美电子实业有限公司 | Plug-in rotary retreating type loudspeaker |
| CN113993046B (en) * | 2021-11-19 | 2024-03-26 | 东台鹏美电子实业有限公司 | Insertion rotary backing type loudspeaker |
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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: 20150204 Termination date: 20160905 |