CN202310088U - Electroacoustic transducer structure - Google Patents
Electroacoustic transducer structure Download PDFInfo
- Publication number
- CN202310088U CN202310088U CN2011203977250U CN201120397725U CN202310088U CN 202310088 U CN202310088 U CN 202310088U CN 2011203977250 U CN2011203977250 U CN 2011203977250U CN 201120397725 U CN201120397725 U CN 201120397725U CN 202310088 U CN202310088 U CN 202310088U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- voice coil
- electroacoustic transducer
- transducer structure
- firing points
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000010304 firing Methods 0.000 claims description 22
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 7
- 210000001364 upper extremity Anatomy 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 230000004807 localization Effects 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 6
- 229910052742 iron Inorganic materials 0.000 abstract 3
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000004026 adhesive bonding Methods 0.000 description 5
- 235000015110 jellies Nutrition 0.000 description 4
- 239000008274 jelly Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000001195 anabolic effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Images
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
An electroacoustic transducer structure is mainly formed by combining three independent components, namely a vibration system, an electric conversion system and a magnetic circuit system. The vibration system is provided with a shell, a vibration diaphragm, a copper ring and a circuit board are sequentially assembled in the shell; the electric conversion system is provided with a voice coil with two lead wires led out, and the tail ends of the two lead wires are respectively connected to two conducting points on the circuit board in an arc-shaped wiring way; the magnetic circuit system is assembled on the circuit board on the vibration system and has a U-shaped iron, in which a magnetic conductive pole piece and a magnet are combined; a pair of notches is formed on the U-shaped iron to avoid the contact interference of the arc-shaped wire of the voice coil lead to the two conducting points of the circuit board, and a salient point is provided to fit into a magnetic circuit positioning hole of the circuit board to prevent the displacement of the pair of notches on the U-shaped iron.
Description
Technical field
The utility model is about a kind of electroacoustic transducer; Especially refer to a kind of electroacoustic transducer structure with a vibrational system, a power conversion system and three independent combine component be combined intos of a magnetic circuit system, it is to break through traditional packaging technology can cooperate automated production to reach.
Background technology
Electroacoustic transducer system converts electric energy to sound, and for example loud speaker etc. is listened to for the user.And traditional electroacoustic transducer structure, when making magnetic circuit system, be with magnetic conduction pole piece, magnetite, U sections, and circuit board processing be combined into one.In addition, with vibrating diaphragm and voice coil loudspeaker voice coil be stained with connect after, its voice coil leads gluing is stained with is connected on this vibrating diaphragm again, magnetic circuit system being combined with vibrational system after the completion forms again.
In traditional electroacoustic transducer manufacturing approach, its technology all adopts manual operation, can't cooperate automated production by its technology, thereby exists the operation technique qualification to differ, and causes the product quality can't be up to standard, and production capacity can't promote, and remains to be improved.
The utility model content
In order to address the above problem, the utility model provides a kind of electroacoustic transducer structure, is to comprise:
One vibrational system has a shell, bend bent riveted and be equipped with a vibrating diaphragm, a copper band and a circuit board in inside in regular turn of the rim place of the upper limb of this shell; This circuit board in the form of a ring, two firing points and two external firing points that surface wiring has conductivity to connect, these two external firing points are connected start with outside line, and on this circuit board, are provided with a magnetic circuit location hole;
One power conversion system has a voice coil loudspeaker voice coil, and this voice coil loudspeaker voice coil is drawn two lead-in wires, makes its end be solidly connected to two firing points on this circuit board respectively with the arcuation cabling mode;
One magnetic circuit system is assembled on this vibrational system circuit board, has a U sections, combination one a magnetic conduction pole piece and a magnetite in it; Offer on this U sections a pair of breach avoid this voice coil leads two firing points of arcuation cabling to this circuit board touch interference, and have in the magnetic circuit location hole of this circuit board of the adaptive assembling of a salient point, one of prevent on the U sections breach is shifted.
Problem to prior art; The utility model provides a kind of electroacoustic transducer structure; Be the change of cooperated technique for producing and design the combination assemble method of three independent combine components, be able to get rid of the shortcoming of prior art, and a kind of improved electroacoustic transducer structure is provided.In order to reach this purpose, the electroacoustic transducer that the utility model provided has following characteristics:
First vibrational system: be by vibrating diaphragm, copper band, circuit board and shell combine a separate piece.Its advantage system is with vibrating diaphragm; Copper band and circuit board group lump together and protect portion in the enclosure, adopt the automation bent riveted mode of bending to combine at the upper limb rim place of shell, need not use the artificial coating of any jelly to combine; And can reach fixing effect; And can previous operations store for future use, the traditional handicraft operation of can't going ahead of the rest, production efficiency reduces greatly.
It two is power conversion systems: be to be located via tool by voice coil loudspeaker voice coil, be stained with on the vibrating diaphragm that is connected to vibrational system, and two lead-in wires of voice coil loudspeaker voice coil suspend in midair respectively on two firing points that are fixed in circuit board.Its advantage is that voice coil leads need not used the artificial coating of jelly to be stained with to be connected on the vibrating diaphragm; Adopting suspention is fixed on two firing points of circuit board; Cause vibrating diaphragm vibration compliance better; Eliminate the traditional handicraft lead-in wire and be stained with the artificial gluing inequality that connects with vibrating diaphragm, the vibration compliance differs the bad phenomenon of distortion rate rising.
It three is magnetic circuit systems: be by the magnetic conduction pole piece; Magnetite, U sections combine a separate piece, again with vibrational system on circuit board group lump together, and constitute an electroacoustic transducer; Its advantage system can cooperate automation equipment production and can previous operations store for future use, and promotes production efficiency greatly.
Below in conjunction with Figure of description and embodiment the utility model is done further explanation.
Description of drawings
Fig. 1 system is the exploded view of the utility model electroacoustic transducer structure.
Fig. 2 system is the stereogram of the utility model electroacoustic transducer structure.
Fig. 3 system is the combination cross section view of the utility model electroacoustic transducer structure.
Fig. 4 system is the cross section view of the utility model electroacoustic transducer structure magnetic circuit system.
Fig. 5 system is the cross section view of the utility model electroacoustic transducer structural vibration system.
Fig. 6 system is the combination cross section view of the utility model electroacoustic transducer structural vibration system and power conversion system.
Fig. 7, Fig. 8 and Fig. 9 system are assembled in the action sketch map of vibrational system with localization tool for the utility model electroacoustic transducer structure power conversion system.
Figure 10 system is assembled in the action sketch map of vibrational system for the utility model electroacoustic transducer structure magnetic circuit system.
Shown in the figure:
Electroacoustic transducer structure 100 vibrational systems 10 shells 11
The rim place 113 of bottom surface 111 senders, 112 upper limbs
Vibrating diaphragm 12 copper bands 13 circuit boards 14
Air-vent 144 power conversion systems 20 voice coil loudspeaker voice coils 21
22 magnetic circuit systems, 30 U sections 31 go between
Breach 311 salient points 312 magnetic conduction pole pieces 32
Magnetite 33 tools 40.
Embodiment
See also Fig. 1 and Fig. 2, the utility model provides a kind of electroacoustic transducer structure 100, and main system is made up of a vibrational system 10, a power conversion system 20 and 30 of magnetic circuit systems.
The main system of the vibrational system 10 of the utility model is made up of a shell 11, a vibrating diaphragm 12, a copper band 13 and 14 of circuit boards.Shell 11 has a bottom surface 111; Bottom surface 111 has a plurality of senders 112; This circuit board 14 in the form of a ring, two firing points 141 and two external firing points 142 that surface wiring has conductivity to connect, these two external firing points 142 are connected (scheming not show) with outside line; And on circuit board 14, be provided with a magnetic circuit location hole 143, and a plurality of air-vent 144.
The power conversion system 20 of the utility model is to be a voice coil loudspeaker voice coil 21, and this voice coil loudspeaker voice coil 21 is drawn two lead-in wires 22.
And then the magnetic circuit system 30 of the utility model is assembled on the circuit board 14 of vibrational system 10, and like Fig. 3 and shown in Figure 4, main system is made up of a U sections 31, a magnetic conduction pole piece 32 and 33 of magnetites.Combined magnetic pole piece 32 and magnetite 33 in the U sections 31; Offer on this U sections 31 a pair of breach 311 avoid voice coil leads 22 14 two firing points 141 of arcuation cabling to circuit board touch interference; And have in the magnetic circuit location hole 143 of a salient point 312 adaptive populated circuit boards 14, one of prevent on the U sections breach is shifted.
Referring to Fig. 5, vibrational system 10 is in the anabolic process; The rim place 113 of the upper limb of shell 11 adopts the bent riveted mode of bending, and with circuit board 14 and copper band 13, vibrating diaphragm 12, combines simultaneously; Need not use any jelly to combine, and can reach fixing effect, and can previous operations store for future use.
Referring to Fig. 6, lead-in wire 22 makes its end be connected to two firing points 141 on the circuit board 14 respectively with the arcuation cabling mode.
The electroacoustic transducer 100 that the utility model provided has following characteristics:
First vibrational system 10: referring to Fig. 7 to Fig. 9, be by vibrating diaphragm 12, copper band 13, circuit board 14 and shell 11 combine a separate piece.Its advantage system protects vibrating diaphragm 13 and circuit board 14 in shell 11 inside.
It two is power conversion systems 20: voice coil loudspeaker voice coil 21 is stained with on the vibrating diaphragm 12 that is connected to vibrational system 10 via a tool 40 location, and 21 two lead-in wires 22 of voice coil loudspeaker voice coil respectively suspention be fixed on 14 two firing points 141 of circuit board.Its advantage is that voice coil leads 22 need not used the artificial gluing of jelly to be stained with to be connected on the vibrating diaphragm 12; Adopting suspention is fixed on 14 two firing points 141 of circuit board; Cause vibrating diaphragm 13 vibration compliances better; Eliminate the traditional handicraft artificial gluing that goes between and be stained with that to be connected on the vibrating diaphragm 12 gluing uneven, the vibration compliance differs the bad phenomenon of distortion rate rising.
It three is magnetic circuit systems 30: referring to Figure 10; System by magnetic conduction pole piece 32, magnetite 33, and U sections 31 combine a separate piece; Again with vibrational system 10 on circuit board 14 combine; And constituting an electroacoustic transducer 100, its advantage system can cooperate automation equipment production and can previous operations store for future use, and promotes production efficiency greatly.
For a person skilled in the art, can obtain other various corresponding changes and distortion according to structure and the principle that the utility model disclosed, and these all changes and distortion all belong to the protection category of the utility model.
Claims (4)
1. an electroacoustic transducer structure is characterized in that, is to comprise: a vibrational system has a shell, bend bent riveted and be equipped with a vibrating diaphragm, a copper band and a circuit board in inside in regular turn of the rim place of the upper limb of this shell; This circuit board in the form of a ring, two firing points and two external firing points that surface wiring has conductivity to connect, these two external firing points and outside line two connect start, and on this circuit board, are provided with a magnetic circuit location hole; One power conversion system has a voice coil loudspeaker voice coil, and this voice coil loudspeaker voice coil is drawn two lead-in wires, makes its end be solidly connected to two firing points on this circuit board respectively with the arcuation cabling mode; One magnetic circuit system is assembled on this vibrational system circuit board, has a U sections, combination one a magnetic conduction pole piece and a magnetite in it; Offer on this U sections a pair of breach avoid this voice coil leads two firing points of arcuation cabling to this circuit board touch interference, and have in the magnetic circuit location hole of this circuit board of the adaptive assembling of a salient point, one of prevent on the U sections breach is shifted.
2. according to claim 1 electroacoustic transducer structure is characterized in that wherein this shell bottom surface has a plurality of senders.
3. according to claim 1 electroacoustic transducer structure is characterized in that wherein this circuit board is provided with a plurality of air-vents.
4. according to claim 1 electroacoustic transducer structure; It is characterized in that; Wherein this voice coil loudspeaker voice coil utilizes a location tool fixedly to be stained with to be connected on interior being stained with of this vibrating diaphragm of this vibrational system and meets the place, and this localization tool is guided two firing points on this two lead terminal to this circuit board respectively with the arcuation cabling mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100205790 | 2011-04-01 | ||
| TW100205790 | 2011-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202310088U true CN202310088U (en) | 2012-07-04 |
Family
ID=46378895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203977250U Expired - Fee Related CN202310088U (en) | 2011-04-01 | 2011-10-18 | Electroacoustic transducer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202310088U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079156A (en) * | 2013-02-04 | 2013-05-01 | 东星电声科技(东莞)有限公司 | Ultra-thin trumpet |
| WO2017059824A1 (en) * | 2015-10-06 | 2017-04-13 | Sound Solutions International Co., Ltd. | Electroacoustic transducer with flexible coilwire connection |
| JP2020019004A (en) * | 2018-08-03 | 2020-02-06 | エーエーシー テクノロジーズ ピーティーイー リミテッド | Vibration motor |
-
2011
- 2011-10-18 CN CN2011203977250U patent/CN202310088U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103079156A (en) * | 2013-02-04 | 2013-05-01 | 东星电声科技(东莞)有限公司 | Ultra-thin trumpet |
| CN103079156B (en) * | 2013-02-04 | 2015-05-13 | 东星电声科技(东莞)有限公司 | Ultra-thin trumpet |
| WO2017059824A1 (en) * | 2015-10-06 | 2017-04-13 | Sound Solutions International Co., Ltd. | Electroacoustic transducer with flexible coilwire connection |
| JP2020019004A (en) * | 2018-08-03 | 2020-02-06 | エーエーシー テクノロジーズ ピーティーイー リミテッド | Vibration motor |
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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 |
Granted publication date: 20120704 Termination date: 20141018 |
|
| EXPY | Termination of patent right or utility model |