CN2733799Y - Multifunctional device with vibration and vocalization - Google Patents
Multifunctional device with vibration and vocalization Download PDFInfo
- Publication number
- CN2733799Y CN2733799Y CN 200420046797 CN200420046797U CN2733799Y CN 2733799 Y CN2733799 Y CN 2733799Y CN 200420046797 CN200420046797 CN 200420046797 CN 200420046797 U CN200420046797 U CN 200420046797U CN 2733799 Y CN2733799 Y CN 2733799Y
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- vibration
- voice coil
- multifunction device
- elastic sheet
- bowl
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
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Abstract
The utility model discloses an incoming call cue as well as telephone speech output multifunctional device with vibration and vocalization used for portable terminals such as mobile communication mobile phones, etc., and the utility model comprises a diaphragm, a voice coil adhered to the diaphragm, a magnetic circuit system which is composed of a pole core, a magnet and a bowl-shaped magnetic conductor used for placing the magnet, a vibration unit which is composed of the magnetic circuit system and a spacing device, and at least one elastic sheet used for suspending the vibration unit, wherein the diaphragm and the elastic sheet are supported by a housing, a spacing gasket matched with the spacing device is arranged above a bottom cover. Compared with the prior arts, the utility model has the advantages of compact structure, stable performance, high reliability and strong vibration force when the utility model vibrates. When the device is installed on the mobile terminals such as a mobile phone, the device can be switched according to signals of a peripheral switching circuit so as to respectively undertake multinomial functions such as vibration cue of an incoming call, sound cue of an incoming call or telephone speech output, etc. to satisfy the needs in different occasions.
Description
Technical field
The utility model relates to a kind of vibration and sounding multifunction device, particularly a kind ofly can be used for the incoming call prompting (comprising auditory tone cues and vibration prompt) of portable terminal such as mobile communication mobile phone and the multifunction device of call voice output.
Background technology
At traditional mobile communication mobile phone and integrated in the smart mobile phone of PDA function, caller voice prompting, calling vibration prompting and three functions of call voice output will lean on three independent devices to finish respectively.What wherein carry out voice prompts of incoming call is can only send the news Chinese percussion instrument of simple music or have the more loud speaker of wideband sound scope, and what carry out vibration prompt function is the minisize dc vibrating motor, and the output call voice is receiver.In order to promote the further miniaturization and the lightweight of mobile phone complete machine, a lot of people have developed different multifunctional products, promptly realize vibration and two functions of sounding in a device.As just having announced an example in the open 1993-85192 communique of Japanese Utility Model, this utility model is on original moving-coil type microphone device basis, usually relatively the fixed magnetic circuit system of product casing is installed on the elastic supporting plate of a suspension and realizes.When input exchange signal in device, the voice coil loudspeaker voice coil of energising can produce alternating magnetic fields, and interact with magnetic field that permanent magnet forms, if input be the higher audio signal of frequency the time, because of the vibrational system quality of magnetic structure and latch plate composition is bigger, the frequency of audio signal is far above its resonance frequency, and it is motionless that vibrational system will keep, voice coil loudspeaker voice coil then can vibrate under the effect of magnetic force, thereby the vibrating diaphragm that promotes to bond together with voice coil loudspeaker voice coil vibrates and sounding.In addition, when input in device during with the approaching low-frequency alternating signal of vibrational system resonance frequency, thereby magnetic circuit system can produce strong vibration and be delivered to the mobile phone complete machine by shell together with latch plate and plays suggesting effect.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of compact conformation, stable performance, reliability height and the strong vibration sounding multifunction device of vibration force when vibration are provided, when this device is installed on portable terminal such as the mobile phone, can switch according to the signal of peripheral commutation circuit, answer the needs of different occasions, bear multinomial functions such as calling vibration prompting, caller voice prompting or call voice output respectively.
Adopted following technical scheme for solving the problems of the technologies described above the utility model: provide a kind of vibration sounding multifunction device, comprise: vibrating diaphragm and the voice coil loudspeaker voice coil mutually bonding with described vibrating diaphragm, by pole piece and magnet and place the magnetic circuit system that the bowl-shape magnetic conductor of described magnet constitutes, by the vibration unit that described magnetic circuit system and stopping means constitute, hang at least one elastic sheet of described vibration unit; Described vibrating diaphragm and elastic sheet are supported by shell; The bottom top is provided with the supporting limiting gasket of stopping means.
At least one elastic sheet central authorities that suspended vibration described in the utility model unit is used are by hollow out, and described vibration unit is placed on wherein, and elastic sheet constitutes vibrational system with vibration unit.Described vibration unit is made of with magnetic circuit system a stopping means, on bowl-shape magnetic conductor stopping means is set.Described stopping means extends between described limiting gasket and the bottom, and the amplitude of vibration unit is controlled within the preset range.Described limiting gasket is arranged near under the described elastic sheet above the bottom.
Bowl-type magnetic conductor described in the utility model central authorities are placed with the magnet that is covered with pole piece, form the annular magnetic gap between magnet and the bowl-type magnetic conductor, and the voice coil loudspeaker voice coil that is bonded with vibrating diaphragm is inserted in the middle of the magnetic gap.Then be with one on the excircle of bowl-type magnetic conductor bottom and be higher than the spacing ring flange that the metal of iron is made with proportion, magnetic circuit system, retaining washer, spacing ring flange and elastic sheet constitute vibrational system together.The outer rim of ring flange extend between bottom and the limiting gasket.Feed frequency in the described voice coil loudspeaker voice coil when being higher than the alternating signal of 200Hz or audio signal, prompting note, music or voice that output is predetermined.When feeding the low-frequency alternating signal in described voice coil loudspeaker voice coil, the resonance frequency of vibrational system is at 157 ± 5Hz.
Owing to adopted technique scheme, vibration sounding multifunction device described in the utility model compared with prior art, structure is compact more, performance is stable more, reliability is higher and when vibration vibration force stronger, when this device is installed on portable terminal such as the mobile phone, can switch according to the signal of peripheral commutation circuit, answer the needs of different occasions, bear multinomial functions such as calling vibration prompting, caller voice prompting or call voice output respectively.
Description of drawings
Fig. 1 is a stereogram of the present utility model.
Fig. 2 is a three-dimensional exploded view of the present utility model.
Fig. 3 is a profile of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail: as shown in Figure 1 to Figure 3, vibration sounding multifunction device described in the utility model comprises the magnetic circuit system of being made up of circular magnet 6, pole piece 5 and bowl-type magnetic conductor 7.Circular magnet 6 is placed on bowl-type magnetic conductor 7 central authorities, and magnet 6 tops are coated with pole piece 5, forms uniform annular magnetic gap between circular magnet 6 and the bowl-type magnetic conductor 7.Voice coil loudspeaker voice coil 3 is inserted in the middle of the annular magnetic gap, when feeding alternating signal in the voice coil loudspeaker voice coil 3 because of the effect meeting that is subjected to magnetic field with the frequency vibration identical with signal, thereby the vibrating diaphragm 2 that promotes to bond together with voice coil loudspeaker voice coil vibrates and sounding.Above-mentioned magnetic circuit system is suspended on the shell 4 by two close elastic sheets 8,11 of structure, two elastic sheet 8,11 middle parts have and the identical circular hole of bowl-type magnetic conductor 7 bottom external diameters, bowl-type magnetic conductor 7 is inserted in the elastic sheet 8,11, be separated with two packing rings 9,10 that vary in size but be of uniform thickness between upper and lower two elastic sheets 8,11, the bigger packing ring 9 of external diameter with first elastic sheet 8 outer rims be fixed on that table portions design in advance in the product casing 4 along last, be provided with a limiting gasket 14 in addition in second elastic sheet, 11 outer rim bottoms.Then be with a spacing ring flange 12 that is higher than the metal making of iron with proportion on the bowl-type magnetic conductor 7 bottom excircles, the magnetic circuit system that circular magnet 6, pole piece 5 and bowl-type magnetic conductor 7 are formed constitutes vibrational system with retaining washer 10, spacing ring flange 12 and elastic sheet 8,11, the outer rim of ring flange 12 extend between product bottom 13 and the above-mentioned limiting gasket 14, when vibrational system was static, the interval between the outer rim of ring flange 12 and the limiting gasket 14 was less than the vertical range between the edge of the vibrating diaphragm of installing on pole piece 5 upper surfaces and the shell 42., in use, transportation or the reliability test of product, can not clash into and damage vibrating diaphragm 2, or make elastic sheet 8,11 excessive deformations with the control vibrational system, and then guarantee the stability of properties of product because of amplitude is excessive.In addition, the oscillation intensity of vibrational system is that the elasticity by the quality of system and elastic sheet is determined, after combining with magnetic circuit system, spacing ring flange 12 becomes the part of vibrational system, adopt quality that hyperbaric material can increase vibrational system to improve the vibration force of vibrational system, guarantee to adopt the communication terminal of this scheme product such as mobile phone weight to reach 0.125 kilogram and still can play due suggesting effect when going up.Simultaneously, by the shape that changes elastic sheet, the quality of adjusting magnetic circuit system and spacing ring flange 12, the resonance frequency that can regulate vibrational system to the value of design in advance as 157 ± 5Hz, to guarantee uniformity in product performance.
When this technical scheme product is installed on portable terminal such as the mobile phone, signal by peripheral commutation circuit switches, by the multifunction device input in its voice coil loudspeaker voice coil 3, carry respectively prompting with the low-frequency alternating signal (as 157 ± 5Hz), prompting is during with high frequency alternating signal (more than the 200Hz) or calling voice audio signal, it will bear multinomial functions such as calling vibration prompting, caller voice prompting or call voice output respectively.
Claims (10)
1. a vibration sounding multifunction device comprises: vibrating diaphragm and the voice coil loudspeaker voice coil mutually bonding with described vibrating diaphragm; By pole piece and magnet and place the magnetic circuit system that the bowl-shape magnetic conductor of described magnet constitutes; The vibration unit that constitutes by described magnetic circuit system and stopping means; It is characterized in that further comprising at least one elastic sheet that hangs described vibration unit, described vibrating diaphragm and elastic sheet are supported by shell, and the bottom top is provided with the supporting limiting gasket of stopping means.
2. vibration sounding multifunction device according to claim 1, it is characterized in that, at least one elastic sheet central authorities that described suspended vibration unit is used are by hollow out, and described vibration unit is placed on wherein, and elastic sheet constitutes vibrational system with vibration unit.
3. vibration sounding multifunction device according to claim 2 is characterized in that, described vibration unit is made of with magnetic circuit system a stopping means, on bowl-shape magnetic conductor stopping means is set.
4. vibration sounding multifunction device according to claim 3 is characterized in that, described stopping means extends between described limiting gasket and the bottom, and the amplitude of vibration unit is controlled within the preset range.
5. vibration sounding multifunction device according to claim 4 is characterized in that, described limiting gasket is arranged near under the described elastic sheet above the bottom.
6. vibration sounding multifunction device according to claim 3, it is characterized in that, described bowl-type magnetic conductor central authorities are placed with the magnet that is covered with pole piece, form the annular magnetic gap between magnet and the bowl-type magnetic conductor, and the voice coil loudspeaker voice coil that is bonded with vibrating diaphragm is inserted in the middle of the magnetic gap.
7. vibration sounding multifunction device according to claim 6, it is characterized in that, be with one on the excircle of described bowl-type magnetic conductor bottom and be higher than the spacing ring flange that the metal of iron is made with proportion, magnetic circuit system, retaining washer, spacing ring flange and elastic sheet constitute vibrational system together.
8. vibration sounding multifunction device according to claim 7 is characterized in that the outer rim of described ring flange extend between bottom and the limiting gasket.
9. vibration sounding multifunction device according to claim 6 is characterized in that, feeds frequency in the described voice coil loudspeaker voice coil when being higher than the alternating signal of 200Hz or audio signal, prompting note, music or voice that output is predetermined.
10. vibration sounding multifunction device according to claim 6 is characterized in that, when feeding the low-frequency alternating signal in described voice coil loudspeaker voice coil, the resonance frequency of vibrational system is at 157 ± 5Hz.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420046797 CN2733799Y (en) | 2004-06-07 | 2004-06-07 | Multifunctional device with vibration and vocalization |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420046797 CN2733799Y (en) | 2004-06-07 | 2004-06-07 | Multifunctional device with vibration and vocalization |
Publications (1)
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CN2733799Y true CN2733799Y (en) | 2005-10-12 |
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CN 200420046797 Expired - Lifetime CN2733799Y (en) | 2004-06-07 | 2004-06-07 | Multifunctional device with vibration and vocalization |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011003333A1 (en) * | 2009-07-07 | 2011-01-13 | Chen Xiping | Speaker |
CN105022065A (en) * | 2014-04-30 | 2015-11-04 | 中兴通讯股份有限公司 | Terminal and range finding method thereof |
CN111526459A (en) * | 2016-03-28 | 2020-08-11 | 乐金显示有限公司 | Panel vibration type sound display device |
US11140482B2 (en) | 2016-03-28 | 2021-10-05 | Lg Display Co., Ltd. | Actuator fixing device and panel vibration type sound-generating display device including the same |
-
2004
- 2004-06-07 CN CN 200420046797 patent/CN2733799Y/en not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011003333A1 (en) * | 2009-07-07 | 2011-01-13 | Chen Xiping | Speaker |
CN105022065A (en) * | 2014-04-30 | 2015-11-04 | 中兴通讯股份有限公司 | Terminal and range finding method thereof |
WO2015165176A1 (en) * | 2014-04-30 | 2015-11-05 | 中兴通讯股份有限公司 | Terminal and ranging method therefor |
CN111526459A (en) * | 2016-03-28 | 2020-08-11 | 乐金显示有限公司 | Panel vibration type sound display device |
US11019425B2 (en) | 2016-03-28 | 2021-05-25 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
CN111526459B (en) * | 2016-03-28 | 2021-08-13 | 乐金显示有限公司 | Panel vibration type sound display device |
US11140482B2 (en) | 2016-03-28 | 2021-10-05 | Lg Display Co., Ltd. | Actuator fixing device and panel vibration type sound-generating display device including the same |
US11265655B2 (en) | 2016-03-28 | 2022-03-01 | Lg Display Co., Ltd | Panel vibration type sound generating display device |
US11736858B2 (en) | 2016-03-28 | 2023-08-22 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
US11950068B2 (en) | 2016-03-28 | 2024-04-02 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140607 Granted publication date: 20051012 |