CN201928319U - Mobile phone charged by piezoelectric module - Google Patents

Mobile phone charged by piezoelectric module Download PDF

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Publication number
CN201928319U
CN201928319U CN2010206440106U CN201020644010U CN201928319U CN 201928319 U CN201928319 U CN 201928319U CN 2010206440106 U CN2010206440106 U CN 2010206440106U CN 201020644010 U CN201020644010 U CN 201020644010U CN 201928319 U CN201928319 U CN 201928319U
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CN
China
Prior art keywords
mobile phone
electric module
piezo electric
unit
piezoelectric
Prior art date
Application number
CN2010206440106U
Other languages
Chinese (zh)
Inventor
王朋刚
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to CN2010206440106U priority Critical patent/CN201928319U/en
Application granted granted Critical
Publication of CN201928319U publication Critical patent/CN201928319U/en

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Abstract

The utility model discloses a mobile phone charged by a piezoelectric module, which is used for resolving the problem that an existing mobile phone charging module which adopts new energy technology is complex in structure and limited in application. The mobile phone charged by a piezoelectric module comprises a keyboard, a main board and the piezoelectric module, the piezoelectric module is connected between the keyboard and the main board, acquires mechanical energy generated by key pressing actions, and converts the mechanical energy into electric energy to be stored in a battery of the mobile phone. The mobile phone can store the mechanical energy generated by the key pressing actions into the electric energy, is charged carelessly, and is simple and convenient in operation and free of pollution.

Description

A kind of mobile phone that utilizes the piezo electric module charging
Technical field
The utility model relates to portable terminal, particularly a kind of mobile phone that utilizes the piezo electric module charging.
Background technology
The reasonable utilization of the circulation of the energy has been applied to many fields, and utilization is trampled and charged a battery as electric bicycle, and the energy that consumes when auto vendor utilizes braking automobile is to vehicle charging etc.In the modern life, mobile phone has become an indispensable part, but has greatly limited the application of mobile phone the cruising time of battery of mobile phone.In order to address this problem, new energy technology is widely used in field of mobile phones equally, as the solar mobile that has gone on the market, by the mobile phone of wind energy charging, the mobile phones of the potential energy charging when utilizing human walking the etc., application number is that the patent of CN200910214565.9 just is based on this thought.But the mobile phone of above these forms or charger exist different defectives, damage easily as solar mobile battery after solar radiation; Wind energy charger for mobile phone complex structure, volume are big; Potential energy charge mobile phone applicable situation has significant limitation etc., this will ask for help try to explore new mode.A kind of good thinking is: people every day repeating the mobile phone key action in large quantities, if button kinetic energy is converted into electrical power storage, will be a considerable number all, and be a good emergency plan not having under the situation of charger.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of mobile phone that utilizes the piezo electric module charging, to gather the mechanical energy that a large amount of button behaviors produce and to be translated into electrical power storage in battery of mobile phone.
For achieving the above object, the technical solution of the utility model provides a kind of mobile phone that utilizes the piezo electric module charging, comprise keyboard and mainboard, also comprise piezo electric module, described piezo electric module is connected between described keyboard and the mainboard, gathers the mechanical energy of button behavior and is translated into electrical power storage in battery of mobile phone.
In piezo electric module described in the utility model, described piezo electric module is made of piezoelectric unit, voltage regulation unit and rectification unit parallel connection successively, wherein:
Described piezoelectric unit is composed in parallel by at least 2 piezoelectric transducers, is distributed in the push button signalling receiving area of described mainboard, receives the reciprocating mechanical energy of button and is translated into alternating current output;
Described voltage regulation unit carries out exporting to rectification unit after the voltage stabilizing to the alternating current of piezoelectric unit output;
Described rectification unit is a direct current with the alternating current rectification of voltage regulation unit output, and it is outputed to battery charger
In piezo electric module described in the utility model, described piezo electric module further comprises circuit protection unit, is parallel between rectification unit and the battery charger, prevents over-charging of battery.
In piezo electric module described in the utility model, described piezoelectric transducer number is identical with the number of keys of described keyboard, and is arranged in each push button signalling acceptance point of mainboard according to key position distribution form.
In piezo electric module described in the utility model, described piezoelectric transducer is a piezoceramic transducer.
The mobile phone that utilizes the piezo electric module charging described in the utility model, compared with prior art, can gather the mechanical energy of actuation of keys and be translated into electrical power storage in battery of mobile phone, finish charging carelessly, improved utilization efficiency of energy, and easy and simple to handle pollution-free.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model piezo electric module;
Fig. 2 is the partial sectional view of the utility model mobile phone key part;
Fig. 3 is the front view and the end view of the utility model mobile phone.
Embodiment
Basic thought of the present utility model is that the piezoelectric effect when some medium is produced deformation under the effect of power combines with the user key-press behavior, utilize the mechanical energy of piezoelectric transducer collection button behavior generation and be translated into electrical power storage in battery of mobile phone, finish the charging behavior carelessly, improving utilization efficiency of energy.
Be described in further detail below in conjunction with the enforcement of accompanying drawing technical scheme.
Fig. 1 is the circuit theory diagrams of the utility model piezo electric module, and as shown in Figure 1, this piezo electric module comprises piezoelectric unit 1, voltage regulation unit 2 and rectification unit 3, and wherein, piezoelectric unit 1, voltage regulation unit 2 and rectification unit 3 are in parallel successively; Piezoelectric unit 1 produces alternating current by piezoelectric transducer D, and 2 pairs of alternating currents from piezoelectric unit 1 of voltage regulation unit carry out exporting to rectification unit 3 after the voltage stabilizing, and rectification unit 3 is direct current output with the alternating current rectification of voltage regulation unit 2 outputs; This piezo electric module further can comprise circuit protection unit 4, is parallel between rectification unit 3 and the battery charger, and battery is protected, and prevents over-charging of battery.
Fig. 2 is the partial sectional view of the utility model mobile phone key part, and as shown in Figure 2, this mobile phone key partly comprises three assemblies: DOME plate 1, piezoelectric transducer 2 and cell phone mainboard 3.Wherein, piezoelectric transducer 2 is electrically connected on the push button signalling acceptance point of cell phone mainboard 3, and DOME plate 1 is the circular arc foil, covers the top of piezoelectric transducer 2.When the user presses keyboard, can give the power F of piezoelectric transducer 2 vertical direction by DOME plate 1.Piezoelectric transducer 2 is subjected to after the power F from DOME plate 1, because piezoelectric effect output electric energy is adjusted into the voltage that is suitable for battery of mobile phone by voltage stabilizing circuit, then as 3.7V or 4.2V, by the direct current of rectification circuit rectification, charge the battery again for suitable battery of mobile phone.
The above is preferred embodiment of the present utility model only, is not to be used to limit protection range of the present utility model.

Claims (5)

1. mobile phone that utilizes piezo electric module charging, comprise keyboard and mainboard, it is characterized in that, also comprise piezo electric module, described piezo electric module is connected between described keyboard and the mainboard, gathers the mechanical energy of button behavior and is translated into electrical power storage in battery of mobile phone.
2. the mobile phone that utilizes the piezo electric module charging according to claim 1 is characterized in that described piezo electric module is made of piezoelectric unit, voltage regulation unit and rectification unit parallel connection successively, wherein:
Described piezoelectric unit is composed in parallel by at least 2 piezoelectric transducers, is distributed in the push button signalling receiving area of described mainboard, receives the reciprocating mechanical energy of button and is translated into alternating current output;
Described voltage regulation unit carries out exporting to rectification unit after the voltage stabilizing to the alternating current of piezoelectric unit output;
Described rectification unit is a direct current with the alternating current rectification of voltage regulation unit output, and it is outputed to battery charger
3. the mobile phone that utilizes the piezo electric module charging according to claim 2 is characterized in that described piezo electric module further comprises circuit protection unit, is parallel between rectification unit and the battery charger, prevents over-charging of battery.
4. according to claim 2 or the 3 described mobile phones that utilize the piezo electric module charging, it is characterized in that described piezoelectric transducer number is identical with the number of keys of described keyboard, and be arranged in each push button signalling acceptance point of mainboard according to key position distribution form.
5. the mobile phone that utilizes the piezo electric module charging according to claim 4 is characterized in that described piezoelectric transducer is a piezoceramic transducer.
CN2010206440106U 2010-12-06 2010-12-06 Mobile phone charged by piezoelectric module CN201928319U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206440106U CN201928319U (en) 2010-12-06 2010-12-06 Mobile phone charged by piezoelectric module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206440106U CN201928319U (en) 2010-12-06 2010-12-06 Mobile phone charged by piezoelectric module

Publications (1)

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CN201928319U true CN201928319U (en) 2011-08-10

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102545364A (en) * 2012-01-10 2012-07-04 上海华勤通讯技术有限公司 Power generation equipment for mobile phone
CN103051754A (en) * 2012-12-14 2013-04-17 上海华勤通讯技术有限公司 Mobile terminal and charging method
CN103607020A (en) * 2013-11-27 2014-02-26 中国科学院深圳先进技术研究院 Charging device for mobile terminal and mobile terminal
CN104022555A (en) * 2014-06-27 2014-09-03 济南大学 Piezoelectric-type phone charger
US9218032B2 (en) 2012-08-09 2015-12-22 Qualcomm Incorporated Apparatus and method for charging a mobile device
CN108292897A (en) * 2015-12-02 2018-07-17 F·J·安德雷斯·昆卡 Piezoelectric generator system and the electrical system for including this piezoelectric generator system
WO2020198900A1 (en) * 2019-03-29 2020-10-08 北京理工大学 Self-powered wireless keyboard

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102545364A (en) * 2012-01-10 2012-07-04 上海华勤通讯技术有限公司 Power generation equipment for mobile phone
US9218032B2 (en) 2012-08-09 2015-12-22 Qualcomm Incorporated Apparatus and method for charging a mobile device
CN103051754A (en) * 2012-12-14 2013-04-17 上海华勤通讯技术有限公司 Mobile terminal and charging method
CN103607020A (en) * 2013-11-27 2014-02-26 中国科学院深圳先进技术研究院 Charging device for mobile terminal and mobile terminal
CN104022555A (en) * 2014-06-27 2014-09-03 济南大学 Piezoelectric-type phone charger
CN104022555B (en) * 2014-06-27 2015-12-30 济南大学 A kind of piezoelectric type charger for mobile phone
CN108292897A (en) * 2015-12-02 2018-07-17 F·J·安德雷斯·昆卡 Piezoelectric generator system and the electrical system for including this piezoelectric generator system
WO2020198900A1 (en) * 2019-03-29 2020-10-08 北京理工大学 Self-powered wireless keyboard

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110810

Termination date: 20161206

CF01 Termination of patent right due to non-payment of annual fee