CN204145741U - A kind of motor-operated horn - Google Patents
A kind of motor-operated horn Download PDFInfo
- Publication number
- CN204145741U CN204145741U CN201420509365.2U CN201420509365U CN204145741U CN 204145741 U CN204145741 U CN 204145741U CN 201420509365 U CN201420509365 U CN 201420509365U CN 204145741 U CN204145741 U CN 204145741U
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- voice coil
- coil loudspeaker
- loudspeaker voice
- vibrating diaphragm
- vibration passing
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Abstract
The utility model discloses a kind of motor-operated horn, comprise base, supporting bracket, voice coil loudspeaker voice coil, vibrating diaphragm, permanent magnet, voice coil loudspeaker voice coil fixation kit and vibration passing assembly, wherein the middle part of above-mentioned base has through hole, the inwall of this through hole has annular slot, and the sidewall on through hole top stretches out and forms the step surface of annular; Above-mentioned supporting bracket embeds in the annular slot in base plate through holes, so that spacing fixing; Above-mentioned voice coil loudspeaker voice coil is fixing on the supporting plate by voice coil loudspeaker voice coil fixation kit, and the top of voice coil loudspeaker voice coil fixation kit connects vibration passing assembly, so that the vibration passing produced by voice coil loudspeaker voice coil is to vibration passing assembly; Above-mentioned vibration passing assembly is connected to the bottom of vibrating diaphragm, and by vibration passing to vibrating diaphragm, to make diaphragm oscillations sounding, the outer end of vibrating diaphragm extends to the annular table terrace place on base top; Above-mentioned permanent magnet is arranged on the top of vibrating diaphragm.The utility model structure is simple, convenient to disassembly, and voice coil vibrations is stablized, and voice coil loudspeaker voice coil and diaphragm oscillations damage little, and accuracy in pitch is high, long service life.
Description
Technical field
The utility model relates to loudspeaker, refers in particular to a kind of motor-operated horn.
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; In addition, due to the thinner thickness of vibrating diaphragm, and voice coil loudspeaker voice coil is directly connected with vibrating diaphragm by existing loudspeaker, and voice coil loudspeaker voice coil to be the contact area of annular body itself and vibrating diaphragm little, therefore voice coil loudspeaker voice coil drives diaphragm oscillations, and actual is drive the local of vibrating diaphragm to move, and causes vibrating diaphragm and voice coil loudspeaker voice coil junction to be often in high vibration state like this, cause vibrating diaphragm short for useful life, and accuracy in pitch is poor.
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 is stablized, and voice coil loudspeaker voice coil and diaphragm oscillations damage little, and accuracy in pitch is high, the motor-operated horn of long service life.
The technical scheme that the utility model is taked is as follows: a kind of motor-operated horn, comprise base, supporting bracket, voice coil loudspeaker voice coil, vibrating diaphragm, permanent magnet, voice coil loudspeaker voice coil fixation kit and vibration passing assembly, wherein the middle part of above-mentioned base has through hole, the inwall of this through hole has annular slot, and the sidewall on through hole top stretches out and forms the step surface of annular; Above-mentioned supporting bracket embeds in the annular slot in base plate through holes, so that spacing fixing; Above-mentioned voice coil loudspeaker voice coil is fixing on the supporting plate by voice coil loudspeaker voice coil fixation kit, and the top of voice coil loudspeaker voice coil fixation kit connects vibration passing assembly, so that the vibration passing produced by voice coil loudspeaker voice coil is to vibration passing assembly; Above-mentioned vibration passing assembly is connected to the bottom of vibrating diaphragm, and by vibration passing to vibrating diaphragm, to make diaphragm oscillations sounding, the outer end of vibrating diaphragm extends to the annular table terrace place on base top; Above-mentioned permanent magnet is arranged on the top of vibrating diaphragm, voice coil loudspeaker voice coil is positioned at the magnetic gap of permanent magnet, and voice coil loudspeaker voice coil connects the audio devices of peripheral hardware, audio devices transmits audio signal to voice coil loudspeaker voice coil, voice coil loudspeaker voice coil produces alternating magnetic field in magnetic gap, magnetic field interaction with permanent magnet, makes voice coil vibrations, and drives diaphragm oscillations and sounding.
Preferably, the annular slot degree of depth of described base plate through holes bottom is 1-2mm, and above-mentioned supporting bracket is elastomer, during assembling, by supporting bracket from the through hole of base bottom press-in base, until supporting bracket embeds in annular slot, spacing fixing.
Preferably, the middle part of described supporting bracket has through hole, and be provided with guide way in this through hole, guide way is coaxial with supporting bracket, and upwards extends, and stretches out the top of supporting bracket; Guide way is elastomeric material.
Preferably, described voice coil loudspeaker voice coil fixation kit comprises voice coil loudspeaker voice coil holder and connecting cylinder, and wherein, the top of above-mentioned connecting cylinder is open surface, has through hole in the middle part of the base plate of connecting cylinder, and this through hole is inserted in the part that guide way stretches out supporting bracket; Above-mentioned voice coil loudspeaker voice coil holder is arranged in connecting cylinder, and voice coil loudspeaker voice coil holder is inserted in guide way, so that spacing fixing, and is fixedly connected with connecting cylinder.
Preferably, described vibration passing assembly comprises shell fragment and vibration passing part, and wherein, above-mentioned shell fragment is arranged on connecting cylinder, and is connected and fixed in the upper surface of connecting cylinder; Above-mentioned vibration passing part comprises at least two, each vibration passing part is disposed on shell fragment, vibration passing part comprises connecting rod and vibrating disk, wherein, the bottom of connecting rod is connected to shell fragment, and upper end is connected on vibrating disk, and vibrating disk is adjacent to vibrating diaphragm, and be connected and fixed in vibrating diaphragm, so that by vibration passing to vibrating diaphragm.
Preferably, described voice coil loudspeaker voice coil is annular body, voice coil loudspeaker voice coil is inserted in the outer ring of above-mentioned voice coil loudspeaker voice coil fixture, and fixed spacing by the anchor ring of voice coil loudspeaker voice coil fixture upper and lower side, voice coil vibrations drives the vibration of voice coil loudspeaker voice coil fixture, voice coil loudspeaker voice coil fixture is by the vibration of connecting cylinder band spring plate, and shell fragment passes through vibration passing part by vibration passing to vibrating diaphragm.
Preferably, the upper end of described base upwards extends to form annular sidewall; This annular sidewall is embedded with lid, and the bottom of lid is provided with caulking groove, and caulking groove embeds so that fixing lid in annular sidewall, and is pressed on by vibrating diaphragm on the annular table terrace of base.
Preferably, the top of described lid is provided with annular retaining wall, and the end face of lid is spaced apart interior side ring surface and outside anchor ring by this annular retaining wall, and wherein, side ring surface is provided with permanent magnet, and outside anchor ring is provided with laminate.
Preferably, described permanent magnet is embedded on the interior side ring surface of lid annular retaining wall, and the outside wall surface of permanent magnet is adjacent to the internal face of annular retaining wall, so that spacing fixing; Permanent magnet is toroidal magnet, has through hole in the middle part of it.
Preferably, described laminate embeds on the outside anchor ring of lid annular retaining wall, and the internal face of laminate is adjacent to the outside wall surface of annular retaining wall, so that spacing fixing; The middle part of laminate is provided with limit body, and this limit body inserts in the middle through-hole of permanent magnet, so that spacing fixing permanent magnet.
The beneficial effects of the utility model are:
The utility model is a kind of improvement opportunity scheme for prior art, a kind ofly the convenient to disassembly of base, supporting bracket, lid, voice coil loudspeaker voice coil, vibrating diaphragm, permanent magnet, laminate, voice coil loudspeaker voice coil fixation kit and vibration passing assembly is comprised by designing, long service life, the motor-operated horn that accuracy in pitch is high, the middle part of base has through hole, offer the draw-in groove of annular in the hole wall of this through hole bottom, supporting bracket is removably disposed in this annular slot.During assembling, first supporting bracket is pressed in base plate through holes by base bottom, until supporting bracket embeds in annular slot, spacing fixing; Inserted by guide way in supporting bracket middle through-hole, guide way is connected with the interference of supporting bracket through hole again, with fixing, and coaxial with supporting bracket, guide way extends to supporting bracket top, stretches out supporting bracket; Again connecting cylinder is enclosed within guide way, voice coil loudspeaker voice coil is inserted in voice coil loudspeaker voice coil fixture simultaneously, and be fixedly connected with in voice coil loudspeaker voice coil fixture; Voice coil loudspeaker voice coil fixture is enclosed within guide way, and the bottom of voice coil loudspeaker voice coil fixture and the base plate of connecting cylinder are connected and fixed; Flexure strip is fastened on the end face of connecting cylinder; Multiple vibration passing part uniform intervals is distributed on flexure strip upper surface, and is fixedly connected with flexure strip; Vibrating diaphragm is placed on the vibrating disk of vibration passing part, and is connected and fixed in the upper surface of vibrating disk; The caulking groove of lid is embedded on the annular sidewall on base top, and make caulking groove bottom surface compress vibrating diaphragm; Permanent magnet is placed on the interior annular supporting surface of the annular retaining wall on lid top, finally laminate is tipped upside down on the exterior annular supporting surface of annular retaining wall on lid top, and make the limit body in the middle part of laminate insert in the middle through-hole of permanent magnet, so that spacing fixing permanent magnet.Whole assembling process is simple and quick, and lid and base are for removably connecting, and laminate is for be removably connected on lid, base and supporting bracket are for removably connecting, make trumpet part exchanging difficulty easy, reduce maintenance difficulty, save production cost; Be provided with voice coil loudspeaker voice coil fixture simultaneously, voice coil loudspeaker voice coil and voice coil loudspeaker voice coil fixture are linked together, prevent from departing from center during voice coil vibrations and producing collision, damage voice coil loudspeaker voice coil; Be provided with vibration passing assembly in addition, the vibration that voice coil loudspeaker voice coil produces first is passed to shell fragment, then vibrating diaphragm is passed to by the vibration passing part on shell fragment top, because vibration passing part comprises multiple, and be distributed in vibrating diaphragm everywhere, and the vibrating disk be connected with vibrating diaphragm by vibration plane is larger connects, vibrating diaphragm is made to vibrate evenly everywhere, prevent because local vibration is fragile, vibration passing is accurate simultaneously, ensure that the accuracy in pitch of loudspeaker.
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, comprise base 1, supporting bracket 2, voice coil loudspeaker voice coil 6, vibrating diaphragm 9, permanent magnet 11, voice coil loudspeaker voice coil fixation kit and vibration passing assembly, wherein the middle part of above-mentioned base 1 has through hole, the inwall of this through hole has annular slot, and the sidewall on through hole top stretches out and forms the step surface of annular; Above-mentioned supporting bracket 2 embeds in the annular slot in base 1 through hole, so that spacing fixing; Above-mentioned voice coil loudspeaker voice coil 6 is fixed in supporting bracket 2 by voice coil loudspeaker voice coil fixation kit, and the top of voice coil loudspeaker voice coil fixation kit connects vibration passing assembly, so that the vibration passing produced by voice coil loudspeaker voice coil 6 is to vibration passing assembly; Above-mentioned vibration passing assembly is connected to the bottom of vibrating diaphragm 9, and by vibration passing to vibrating diaphragm 9, to make vibrating diaphragm 9 vibration sounding, the outer end of vibrating diaphragm 9 extends to the annular table terrace place on base 1 top; Above-mentioned permanent magnet 11 is arranged on the top of vibrating diaphragm 9, voice coil loudspeaker voice coil 6 is positioned at the magnetic gap of permanent magnet 11, and voice coil loudspeaker voice coil 6 connects the audio devices of peripheral hardware, audio devices transmits audio signal to voice coil loudspeaker voice coil 6, voice coil loudspeaker voice coil 6 produces alternating magnetic field in magnetic gap, with the magnetic field interaction of permanent magnet 11, voice coil loudspeaker voice coil 6 is vibrated, and drive vibrating diaphragm 9 to vibrate and sounding.
The annular slot degree of depth of base 1 through hole bottom is 1-2mm, and above-mentioned supporting bracket 2 is elastomer, during assembling, by supporting bracket 2 from the through hole of base 1 bottom press-in base 1, until supporting bracket 2 embeds in annular slot, spacing fixing.
The middle part of supporting bracket 2 has through hole, is provided with guide way 3 in this through hole, and guide way 3 is coaxial with supporting bracket 2, and upwards extends, and stretches out the top of supporting bracket 2; Guide way 3 is elastomeric material.
Voice coil loudspeaker voice coil fixation kit comprises voice coil loudspeaker voice coil holder 5 and connecting cylinder 4, and wherein, the top of above-mentioned connecting cylinder 4 is open surface, has through hole in the middle part of the base plate of connecting cylinder 4, and this through hole is inserted in the part that guide way 3 stretches out supporting bracket 2; Above-mentioned voice coil loudspeaker voice coil holder 5 is arranged in connecting cylinder 4, and voice coil loudspeaker voice coil holder 5 is inserted in guide way 3, so that spacing fixing, and is fixedly connected with connecting cylinder 4.
Vibration passing assembly comprises shell fragment 7 and vibration passing part 8, and wherein, above-mentioned shell fragment 7 is arranged on connecting cylinder 4, and is connected and fixed in the upper surface of connecting cylinder 4; Above-mentioned vibration passing part 8 comprises at least two, each vibration passing part 8 is disposed on shell fragment 7, vibration passing part 8 comprises connecting rod and vibrating disk, wherein, the bottom of connecting rod is connected to shell fragment 7, and upper end is connected on vibrating disk, and vibrating disk is adjacent to vibrating diaphragm 9, and be connected and fixed in vibrating diaphragm, so that by vibration passing to vibrating diaphragm 9.
Voice coil loudspeaker voice coil 6 is annular body, voice coil loudspeaker voice coil 6 is inserted in the outer ring of above-mentioned voice coil loudspeaker voice coil fixture 5, and fixed spacing by the anchor ring of voice coil loudspeaker voice coil fixture 5 upper and lower side, voice coil loudspeaker voice coil 6 vibrates and drives voice coil loudspeaker voice coil fixture 5 to vibrate, voice coil loudspeaker voice coil fixture 5 is with spring plate 7 to vibrate by connecting cylinder 4, and shell fragment 7 passes through vibration passing part 8 by vibration passing to vibrating diaphragm 9.
The upper end of base 1 upwards extends to form annular sidewall 13; This annular sidewall 13 is embedded with lid 10, and the bottom of lid 10 is provided with caulking groove 14, and caulking groove 14 embeds so that fixing lid 10 in annular sidewall 13, and is pressed on the annular table terrace of base 1 by vibrating diaphragm 9.
The top of lid 10 is provided with annular retaining wall 16, and the end face of lid 10 is spaced apart interior side ring surface and outside anchor ring by this annular retaining wall, and wherein, side ring surface is provided with permanent magnet 11, and outside anchor ring is provided with laminate 12.
Permanent magnet 11 is embedded on the interior side ring surface of the annular retaining wall of lid 10 16, and the outside wall surface of permanent magnet 11 is adjacent to the internal face of annular retaining wall 16, so that spacing fixing; Permanent magnet 11 is toroidal magnet, has through hole in the middle part of it.
Laminate 12 embeds on the outside anchor ring of the annular retaining wall 16 of lid 10, and the internal face of laminate 12 is adjacent to the outside wall surface of annular retaining wall 16, so that spacing fixing; The middle part of laminate 12 is provided with limit body 15, and this limit body 15 inserts in the middle through-hole of permanent magnet 11, so that spacing fixing permanent magnet 11.
Further, the utility model comprises the convenient to disassembly of base, supporting bracket, lid, voice coil loudspeaker voice coil, vibrating diaphragm, permanent magnet, laminate, voice coil loudspeaker voice coil fixation kit and vibration passing assembly by design is a kind of, long service life, the motor-operated horn that accuracy in pitch is high, the middle part of base has through hole, offer the draw-in groove of annular in the hole wall of this through hole bottom, supporting bracket is removably disposed in this annular slot.During assembling, first supporting bracket is pressed in base plate through holes by base bottom, until supporting bracket embeds in annular slot, spacing fixing; Inserted by guide way in supporting bracket middle through-hole, guide way is connected with the interference of supporting bracket through hole again, with fixing, and coaxial with supporting bracket, guide way extends to supporting bracket top, stretches out supporting bracket; Again connecting cylinder is enclosed within guide way, voice coil loudspeaker voice coil is inserted in voice coil loudspeaker voice coil fixture simultaneously, and be fixedly connected with in voice coil loudspeaker voice coil fixture; Voice coil loudspeaker voice coil fixture is enclosed within guide way, and the bottom of voice coil loudspeaker voice coil fixture and the base plate of connecting cylinder are connected and fixed; Flexure strip is fastened on the end face of connecting cylinder; Multiple vibration passing part uniform intervals is distributed on flexure strip upper surface, and is fixedly connected with flexure strip; Vibrating diaphragm is placed on the vibrating disk of vibration passing part, and is connected and fixed in the upper surface of vibrating disk; The caulking groove of lid is embedded on the annular sidewall on base top, and make caulking groove bottom surface compress vibrating diaphragm; Permanent magnet is placed on the interior annular supporting surface of the annular retaining wall on lid top, finally laminate is tipped upside down on the exterior annular supporting surface of annular retaining wall on lid top, and make the limit body in the middle part of laminate insert in the middle through-hole of permanent magnet, so that spacing fixing permanent magnet.Whole assembling process is simple and quick, and lid and base are for removably connecting, and laminate is for be removably connected on lid, base and supporting bracket are for removably connecting, make trumpet part exchanging difficulty easy, reduce maintenance difficulty, save production cost; Be provided with voice coil loudspeaker voice coil fixture simultaneously, voice coil loudspeaker voice coil and voice coil loudspeaker voice coil fixture are linked together, prevent from departing from center during voice coil vibrations and producing collision, damage voice coil loudspeaker voice coil; Be provided with vibration passing assembly in addition, the vibration that voice coil loudspeaker voice coil produces first is passed to shell fragment, then vibrating diaphragm is passed to by the vibration passing part on shell fragment top, because vibration passing part comprises multiple, and be distributed in vibrating diaphragm everywhere, and the vibrating disk be connected with vibrating diaphragm by vibration plane is larger connects, vibrating diaphragm is made to vibrate evenly everywhere, prevent because local vibration is fragile, vibration passing is accurate simultaneously, ensure that the accuracy in pitch of loudspeaker.
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 (10)
1. a motor-operated horn, it is characterized in that: comprise base (1), supporting bracket (2), voice coil loudspeaker voice coil (6), shake (9), permanent magnet (11), voice coil loudspeaker voice coil fixation kit and vibration passing assembly, wherein the middle part of above-mentioned base (1) has through hole, the inwall of this through hole has annular slot, and the sidewall on through hole top stretches out and forms the step surface of annular; Above-mentioned supporting bracket (2) embeds in the annular slot in base (1) through hole, so that spacing fixing; Above-mentioned voice coil loudspeaker voice coil (6) is fixed in supporting bracket (2) by voice coil loudspeaker voice coil fixation kit, and the top of voice coil loudspeaker voice coil fixation kit connects vibration passing assembly, so that the vibration passing produced by voice coil loudspeaker voice coil (6) is to vibration passing assembly; Above-mentioned vibration passing assembly is connected to the bottom of vibrating diaphragm (9), and by vibration passing to vibrating diaphragm (9), to make vibrating diaphragm (9) vibration sounding, the outer end of vibrating diaphragm (9) extends to the annular table terrace place on base (1) top; Above-mentioned permanent magnet (11) is arranged on the top of vibrating diaphragm (9), voice coil loudspeaker voice coil (6) is positioned at the magnetic gap of permanent magnet (11), and voice coil loudspeaker voice coil (6) connects the audio devices of peripheral hardware, audio devices transmits audio signal to voice coil loudspeaker voice coil (6), voice coil loudspeaker voice coil (6) produces alternating magnetic field in magnetic gap, with the magnetic field interaction of permanent magnet (11), voice coil loudspeaker voice coil (6) is vibrated, and drives vibrating diaphragm (9) to vibrate and sounding.
2. a kind of motor-operated horn according to claim 1, it is characterized in that: the annular slot degree of depth of described base (1) through hole bottom is 1-2mm, above-mentioned supporting bracket (2) is elastomer, during assembling, by supporting bracket (2) from the through hole of base (1) bottom press-in base (1), until supporting bracket (2) embeds in annular slot, spacing fixing.
3. a kind of motor-operated horn according to claim 2, it is characterized in that: the middle part of described supporting bracket (2) has through hole, guide way (3) is provided with in this through hole, guide way (3) is coaxial with supporting bracket (2), and upwards extend, stretch out the top of supporting bracket (2); Guide way (3) is elastomeric material.
4. a kind of motor-operated horn according to claim 3, it is characterized in that: described voice coil loudspeaker voice coil fixation kit comprises voice coil loudspeaker voice coil holder (5) and connecting cylinder (4), wherein, the top of above-mentioned connecting cylinder (4) is open surface, have through hole in the middle part of the base plate of connecting cylinder (4), this through hole is inserted in the part that guide way (3) stretches out supporting bracket (2); Above-mentioned voice coil loudspeaker voice coil holder (5) is arranged in connecting cylinder (4), and voice coil loudspeaker voice coil holder (5) is inserted in guide way (3), so that spacing fixing, and is fixedly connected with connecting cylinder (4).
5. a kind of motor-operated horn according to claim 4, it is characterized in that: described vibration passing assembly comprises shell fragment (7) and vibration passing part (8), wherein, above-mentioned shell fragment (7) is arranged on connecting cylinder (4), and is connected and fixed in the upper surface of connecting cylinder (4); Above-mentioned vibration passing part (8) comprises at least two, each vibration passing part (8) is disposed on shell fragment (7), vibration passing part (8) comprises connecting rod and vibrating disk, wherein, the bottom of connecting rod is connected to shell fragment (7), and upper end is connected on vibrating disk, and vibrating disk is adjacent to vibrating diaphragm (9), and be connected and fixed in vibrating diaphragm, so that by vibration passing to vibrating diaphragm (9).
6. a kind of motor-operated horn according to claim 5, it is characterized in that: described voice coil loudspeaker voice coil (6) is annular body, voice coil loudspeaker voice coil (6) is inserted in the outer ring of above-mentioned voice coil loudspeaker voice coil fixture (5), and fixed spacing by the anchor ring of voice coil loudspeaker voice coil fixture (5) upper and lower side, voice coil loudspeaker voice coil (6) vibration drives voice coil loudspeaker voice coil fixture (5) vibration, voice coil loudspeaker voice coil fixture (5) by connecting cylinder (4) band spring plate (7) vibration, shell fragment (7) by vibration passing part (8) by vibration passing to vibrating diaphragm (9).
7. a kind of motor-operated horn according to claim 6, is characterized in that: the upper end of described base (1) upwards extends to form annular sidewall (13); This annular sidewall (13) is embedded with lid (10), the bottom of lid (10) is provided with caulking groove (14), caulking groove (14) embeds so that fixing lid (10) in annular sidewall (13), and is pressed on by vibrating diaphragm (9) on the annular table terrace of base (1).
8. a kind of motor-operated horn according to claim 7, it is characterized in that: the top of described lid (10) is provided with annular retaining wall (16), the end face of lid (10) is spaced apart interior side ring surface and outside anchor ring by this annular retaining wall, wherein interior side ring surface is provided with permanent magnet (11), and outside anchor ring is provided with laminate (12).
9. a kind of motor-operated horn according to claim 8, it is characterized in that: described permanent magnet (11) is embedded on the interior side ring surface of lid (10) annular retaining wall (16), and the outside wall surface of permanent magnet (11) is adjacent to the internal face of annular retaining wall (16), so that spacing fixing; Permanent magnet (11) is toroidal magnet, has through hole in the middle part of it.
10. a kind of motor-operated horn according to claim 9, it is characterized in that: described laminate (12) embeds on the outside anchor ring of lid (10) annular retaining wall (16), and the internal face of laminate (12) is adjacent to the outside wall surface of annular retaining wall (16), so that spacing fixing; The middle part of laminate (12) is provided with limit body (15), and this limit body (15) inserts in the middle through-hole of permanent magnet (11), so that spacing fixing permanent magnet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509365.2U CN204145741U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509365.2U CN204145741U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn |
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| Publication Number | Publication Date |
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| CN204145741U true CN204145741U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420509365.2U Expired - Fee Related CN204145741U (en) | 2014-09-05 | 2014-09-05 | A kind of motor-operated horn |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110166861A (en) * | 2019-05-30 | 2019-08-23 | 江苏铁锚玻璃股份有限公司 | One-way planar sounding device and the fixed structure for improving its sound quality |
| CN110536223A (en) * | 2018-05-25 | 2019-12-03 | 宁波东方电子有限公司 | A kind of jig for sound film and piezoelectric piece bonding |
-
2014
- 2014-09-05 CN CN201420509365.2U patent/CN204145741U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110536223A (en) * | 2018-05-25 | 2019-12-03 | 宁波东方电子有限公司 | A kind of jig for sound film and piezoelectric piece bonding |
| CN110166861A (en) * | 2019-05-30 | 2019-08-23 | 江苏铁锚玻璃股份有限公司 | One-way planar sounding device and the fixed structure for improving its sound quality |
| CN110166861B (en) * | 2019-05-30 | 2024-04-02 | 江苏铁锚玻璃股份有限公司 | Unidirectional plane sound production device and fixing structure for improving sound quality thereof |
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| 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 |
Granted publication date: 20150204 Termination date: 20160905 |
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| CF01 | Termination of patent right due to non-payment of annual fee |