CN103428616A - Overlaying piece type armature device for moving-iron type loudspeaker or receiver - Google Patents

Overlaying piece type armature device for moving-iron type loudspeaker or receiver Download PDF

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Publication number
CN103428616A
CN103428616A CN2012101541091A CN201210154109A CN103428616A CN 103428616 A CN103428616 A CN 103428616A CN 2012101541091 A CN2012101541091 A CN 2012101541091A CN 201210154109 A CN201210154109 A CN 201210154109A CN 103428616 A CN103428616 A CN 103428616A
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China
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speaker
moving iron
receiver
loud
type electric
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CN2012101541091A
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Chinese (zh)
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周巍
李梁
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Suzhou Yi Acoustic Technology Co Ltd
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Individual
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Priority to CN2012101541091A priority Critical patent/CN103428616A/en
Priority to PCT/CN2012/076571 priority patent/WO2013170512A1/en
Publication of CN103428616A publication Critical patent/CN103428616A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00Transducers of moving-armature or moving-core type
    • H04R11/02Loudspeakers

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

The invention discloses an overlaying piece type armature device used for a moving-iron type loudspeaker or receiver and provided with an improved structure. The overlaying piece type armature device is formed by overlaying function pieces which comprise a vibrating tongue piece and support pieces and are provided with a plane structure. The vibrating tongue piece is in a plane E shape and is located in the middle of the overlaying piece type armature device, the number of the support pieces is two, and the support pieces are plane-shaped and are symmetrically placed on two sides of the vibrating tongue piece and fixedly connected with pins on two sides of the vibrating tongue piece through pins on two sides of the support pieces. Compared with a traditional armature device, the overlaying piece type armature device at least has the advantages that in structure, the structure of a plurality of plane body combination overlaying pieces is adopted, and mechanical impact resistance of an armature is greatly improved; in process, the overlaying piece type structure is simple and convenient in manufacturing process, realizability is high, and cost of related products is further effectively reduced; simultaneously, the thicknesses and the shapes of the support pieces of the armature device can be flexibly adjusted according to the frequency response requirements of different products, and the armature device has a good market popularization value.

Description

Lamination type electric armature assembly for moving iron type loud-speaker or receiver
Technical field
The present invention relates to a kind of power conversion and vibration generating arrangement, particularly a kind of lamination type electric armature assembly be applied in moving iron type loud-speaker or receiver, belong to electroacoustics and micromachine and learn field.
Background technology
The armature device for moving iron type microphone/transducer in the market generally adopts U-shaped, the plate three kinds of modes of E type or monolithic, during use, U-shaped armature is connected with yoke by an end of its U-shaped bending, the other end is as vibration transducing part, this kind of armature made relatively simple, but the large and rear end packaging technology complexity of variation between workpiece; E type armature uses its E type two ends to be connected with yoke, and E type mid portion is vibration transducing part, and this kind of armature is stronger than U-shaped armature mechanical rigid, but that armature is made between very complicated and workpiece variation is large; The plate armature of monolithic uses upper approximate with E type armature and making is also relative simple, but the structural rigidity deficiency, and mechanical shock resistance is poor becomes the bottleneck place that it is widely used.In a word, existing armature device ubiquity structural rigidity deficiency, anti-mechanical impulse force ability, and manufacturing process complexity, the high deficiency of manpower and equipment cost; Further, the various frequency response demands of generation in concrete application for different moving iron type loud-speakers or receiver, because there is no easy mechanical stiffness adjusting mechanism, existing armature device needs special mould special use, but existing armature device mould manufacturing expense is all higher, thereby limited the scope of application of certain electric armature assembly, weakened its competitive advantage.
Summary of the invention
The present invention is intended to propose a kind of armature assembly of the lamination type electric for moving iron type loud-speaker or receiver, its fault of construction that it has combined the advantage of traditional armature design reasonably avoiding, can improve significantly the mechanical shock resistance of relevant moving iron type loud-speaker or receiver product, and, content of the present invention has good manufacturability and larger cost advantage, thereby overcome deficiency of the prior art, there is well realization property and marketing.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device, it is by vibrating tongue plate, and support chip is formed by stacking, and is fixedly connected as an integrated model.
Further, described vibrating tongue plate is planar structure, and shape is the E type, is positioned in the middle of described lamination type electric armature assembly lamination layer; Described support chip has two, is planar structure, and shape is
Figure BSA00000718729700021
Type, the symmetrical described vibrating tongue plate both sides that are placed in, and be fixedly connected with described vibrating tongue plate both sides pin by its both sides pin.
On manufacturing process, described vibrating tongue plate is that resistance welded, laser welding, ultrasonic bonding, Tenon or adhesive are bonding with the mode that is fixedly connected with between support chip; And described vibrating tongue plate and support chip are made by die-cut one-shot forming technique on manufacture craft.
Described vibrating tongue plate is manufactured with soft iron, A3 steel and permalloy on material; And described support chip is manufactured with aluminium, almag, stainless steel, beryllium copper, phosphor-copper, red copper, brass, titanium, permalloy or plastics on material.
Described armature device is concrete while being applied in described moving iron type loud-speaker or receiver, yoke device in described loud speaker or receiver is connected with the both sides pin of described lamination type electric armature assembly, and combine with flat thin magnet and induction coil, jointly form vibration, transducing driving mechanism in described moving iron type loud-speaker or receiver.
Compared with prior art, the invention has the advantages that:
(1) say on structure, adopted the structure of a plurality of plane body combination laminations, in the situation that guarantee that the product magnetic loop is unimpeded, greatly promoted the mechanical shock resistance of armature;
(2) on technique, say, this laminated structure manufacturing process is easy, and realizability is strong, and also effect has reduced the Related product cost;
(3) simultaneously, the thickness of the support chip of described armature device, shape can also require according to the frequency response of different product to adjust flexibly, have good market popularization value.
The accompanying drawing explanation
Fig. 1 is existing U-shaped armature device structural representation;
Fig. 2 is existing E type armature device structural representation;
Fig. 3 is the existing plate armature device structural representation of monolithic;
Fig. 4 is the lamination type electric armature assembly structural representation of the present invention for moving iron type loud-speaker or receiver;
Fig. 5 is the lamination type electric armature assembly fractionation structural representation of the present invention for moving iron type loud-speaker or receiver;
To be the present invention be applied to the cross-sectional view in a kind of moving iron type loud-speaker or receiver for the lamination type electric armature assembly of moving iron type loud-speaker or receiver to Fig. 6;
In figure, each Reference numeral and indicated assembly thereof are respectively:
The A1-vibrating tongue plate, the A2-support chip
B1-conduct vibrations device, B2-lamination type electric armature assembly, the B3-vibrating diaphragm, the B4-yoke, the B5-flat thin magnet,
The B6-induction coil, B7-shielding case, B8-induction coil holding wire, B9-outlet sound mouth.
Embodiment
Below in conjunction with accompanying drawing and a preferred embodiment, technical scheme of the present invention is further described.
Consult Fig. 4-6, the present embodiment relates to a kind of B2 of the lamination type electric armature assembly for moving iron type loud-speaker or receiver device, and it is by vibrating tongue plate A1, and support chip A2 is formed by stacking, and is fixedly connected as an integrated model; Described vibrating tongue plate A1 is planar structure, and shape is the E type, is positioned in the middle of described lamination type electric armature assembly B2 lamination layer; Described support chip A2 has two, is planar structure, and shape is
Figure BSA00000718729700041
Type, the symmetrical described vibrating tongue plate A1 both sides that are placed in, and be fixedly connected with described vibrating tongue plate A1 both sides pin by its both sides pin.
In the present embodiment, the preferred manufacturing process of this lamination type electric armature assembly is that described vibrating tongue plate A1 is resistance welded with the mode that is fixedly connected with between support chip A2; And described vibrating tongue plate A1 and support chip A2 make by die-cut one-shot forming technique on manufacture craft.
In the present embodiment, described vibrating tongue plate A1 manufactures with permalloy on material; And described support chip A2 manufactures with beryllium copper on material.
Described lamination type electric armature assembly B2 is concrete while being applied in described moving iron type loud-speaker or receiver, yoke device B4 in described loud speaker or receiver is connected with the both sides pin of described lamination type electric armature assembly B2, and combine with flat thin magnet B5 and induction coil B6, jointly form vibration, transducing driving mechanism in described moving iron type loud-speaker or receiver.
During work, AC signal is passed through induction coil B6 along induction coil holding wire B8, and produce electromagnetic induction effect and the alternating magnetic field of inducting thus, aforementioned alternating magnetic field can magnetize the vibrating tongue plate A1 of the lamination type electric armature assembly B2 in aforementioned vibration/transducing driving mechanism, aforementioned vibrating tongue plate A1 can be according to homopolar-repulsion, push-and-pull action occurs in the principle that heteropole is inhaled mutually and flat thin magnet B5, thereby drive the conduct vibrations device B1 be connected on lamination type electric armature assembly B2 and produce vibration displacement along the direction with lamination type electric armature assembly B2 quadrature, when vibration displacement propagates into connected vibrating diaphragm B3 by conduct vibrations device B1, aforementioned vibrating diaphragm B3 is subject to drive to produce and vibrates, drive its surrounding air vibration, thereby sounded by the outlet sound mouth B9 that is placed in shielding case B7 front end, complete by electric energy to magnetic energy again to mechanical energy finally to the transduction efficiency of acoustic energy.
The present invention, than existing armature device, has structurally adopted the structure of a plurality of plane body combination laminations, in the situation that guarantee that the product magnetic loop is unimpeded, has greatly promoted the mechanical shock resistance of armature; On technique, this laminated structure manufacturing process is easy, and realizability is strong, and also effect has reduced the Related product cost; Simultaneously, the thickness of the support chip of described armature device, shape can also require according to the frequency response of different product to adjust flexibly, have good market popularization value.
Above purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only preferred embodiment of the present invention; be not limited to the present invention; within the spirit and principles in the present invention all; any modification of making, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.

Claims (7)

1. the lamination type electric armature assembly for moving iron type loud-speaker or receiver device, it is characterized in that: described armature device is by vibrating tongue plate, and support chip is formed by stacking, and is fixedly connected as an integrated model.
2. a kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device according to claim 1, it is characterized in that: described vibrating tongue plate is planar structure, and shape is the E type, is positioned in the middle of described lamination type electric armature assembly lamination layer.
3. a kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device according to claim 1, it is characterized in that: described support chip has two, is planar structure, and shape is
Figure FSA00000718729600011
Type, the symmetrical described vibrating tongue plate both sides that are placed in, and be fixedly connected with described vibrating tongue plate both sides pin by its both sides pin.
4. according to the described a kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device of claim 1 or 3, it is characterized in that: described vibrating tongue plate is that resistance welded, laser welding, ultrasonic bonding, Tenon or adhesive are bonding with the mode that is fixedly connected with between support chip.
5. a kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device according to claim 1, it is characterized in that: described vibrating tongue plate is manufactured with soft iron, A3 steel and permalloy on material; Described support chip is manufactured with aluminium, almag, stainless steel, beryllium copper, phosphor-copper, red copper, brass, titanium, permalloy or plastics on material.
6. a kind of lamination type electric armature assembly for moving iron type loud-speaker or receiver device according to claim 1, it is characterized in that: described vibrating tongue plate and support chip are made by die-cut one-shot forming technique on manufacture craft.
7. according to claim 1 or 2 or 3 described a kind of lamination type electric armature assemblies for moving iron type loud-speaker or receiver device, it is characterized in that: described lamination type electric armature assembly is concrete while being applied in described moving iron type loud-speaker or receiver, yoke device in described loud speaker or receiver is connected with the both sides pin of described lamination type electric armature assembly, and combine with flat thin magnet and induction coil, jointly form vibration, transducing driving mechanism in described moving iron type loud-speaker or receiver.
CN2012101541091A 2012-05-18 2012-05-18 Overlaying piece type armature device for moving-iron type loudspeaker or receiver Pending CN103428616A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2012101541091A CN103428616A (en) 2012-05-18 2012-05-18 Overlaying piece type armature device for moving-iron type loudspeaker or receiver
PCT/CN2012/076571 WO2013170512A1 (en) 2012-05-18 2012-06-07 Laminated armature apparatus used in moving-iron speaker or telephone receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012101541091A CN103428616A (en) 2012-05-18 2012-05-18 Overlaying piece type armature device for moving-iron type loudspeaker or receiver

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102361503A (en) * 2011-08-18 2012-02-22 苏州恒听电子有限公司 Earphone moving-iron unit with improved structure
CN202183866U (en) * 2011-08-25 2012-04-04 苏州恒听电子有限公司 Moving iron unit for loudspeaker
CN102428715A (en) * 2009-05-11 2012-04-25 美商楼氏电子有限公司 Low axial vibration receiver armature and assembly
CN202587364U (en) * 2012-05-18 2012-12-05 周巍 Laminated-type armature device for moving-iron type loudspeaker or receiver

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102428715A (en) * 2009-05-11 2012-04-25 美商楼氏电子有限公司 Low axial vibration receiver armature and assembly
CN102361503A (en) * 2011-08-18 2012-02-22 苏州恒听电子有限公司 Earphone moving-iron unit with improved structure
CN202183866U (en) * 2011-08-25 2012-04-04 苏州恒听电子有限公司 Moving iron unit for loudspeaker
CN202587364U (en) * 2012-05-18 2012-12-05 周巍 Laminated-type armature device for moving-iron type loudspeaker or receiver

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Application publication date: 20131204