CN109587589B - Charging-free cordless microphone - Google Patents

Charging-free cordless microphone Download PDF

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Publication number
CN109587589B
CN109587589B CN201811491247.2A CN201811491247A CN109587589B CN 109587589 B CN109587589 B CN 109587589B CN 201811491247 A CN201811491247 A CN 201811491247A CN 109587589 B CN109587589 B CN 109587589B
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China
Prior art keywords
cylinder
airflow
charging
magnet
microphone
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CN201811491247.2A
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CN109587589A (en
Inventor
王俊清
王友宏
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Yancheng Yuxin Electric Vehicle Co ltd
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Yancheng Yuxin Electric Vehicle Co ltd
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Publication of CN109587589A publication Critical patent/CN109587589A/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
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/08Mouthpieces; Microphones; Attachments therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a charging-free cordless microphone, which comprises a cylinder, a vibrating diaphragm microphone core, an audio processing unit, a voltage regulating module and a charging and discharging module, wherein the vibrating diaphragm microphone core is arranged on the cylinder; the vibrating diaphragm microphone core, the audio processing unit, the voltage regulating module and the charging and discharging module are sequentially connected and installed inside the cylinder; the magnetic field generator also comprises an anode magnet, a cathode magnet and a floating core body; the anode magnet and the cathode magnet are respectively arranged on the front side and the rear side of the bottom of the cylinder body; the floating core body is arranged between the anode magnet and the cathode magnet; the floating core body comprises an inserting cylinder, a connecting cover, a conductor column, a conducting wire, a supporting rod and a floating frame body. The invention utilizes the lever principle and the electromagnetic induction principle to distribute the anode magnet and the cathode magnet back and forth, and the floating core body performs the cutting motion of shaking left and right between the anode magnet and the cathode magnet.

Description

Charging-free cordless microphone
Technical Field
The invention relates to a charging-free cordless microphone.
Background
The microphone is also called microphone, a kind of electroacoustic equipment, belongs to microphone, it is a transducer of sound-electricity conversion, and by means of the sound wave acting on electroacoustic element, it can produce voltage, and then can convert it into electric energy. The microphone is used in various public address equipment. The microphone has various types and simple circuits; at present, vibrating diaphragm electric capacity microphone has sensitivity height, the high characteristics of directive property, generally include vibrating diaphragm miaow core, audio processing unit, voltage regulation module, the battery, and vibrating diaphragm miaow core, audio processing unit, voltage regulation module, the battery generally all top-down connects gradually in the barrel of microphone inside, but this kind of microphone generally need carry out periodic replacement to the battery or add external power supply and just can last work, the power supply mode is single, the user of service can not be through rocking, the air current vibration, the mode that the photovoltaic charges the microphone.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the charging-free cordless microphone can be charged in a shaking mode, an airflow vibration mode and a photovoltaic charging mode.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a charging-free cordless microphone comprises a cylinder body, a vibrating diaphragm microphone core, an audio processing unit, a voltage adjusting module and a charging and discharging module; the vibrating diaphragm microphone core, the audio processing unit, the voltage regulating module and the charging and discharging module are sequentially connected and installed inside the cylinder; the magnetic field generator also comprises an anode magnet, a cathode magnet and a floating core body; the anode magnet and the cathode magnet are respectively arranged on the front side and the rear side of the bottom of the cylinder body; the floating core body is arranged between the anode magnet and the cathode magnet; the floating core body comprises an inserting cylinder, a connecting cover, a conductor column, a conductive wire, a supporting rod and a floating frame body; the conductor column is inserted into the insertion cylinder; the connecting cover is movably connected to one end of the plug-in cylinder; lead holes are formed in two sides of the upper end of the insertion cylinder; two sides of the upper end of the conductor column are respectively connected with a conducting wire; the upper end of the conducting wire penetrates through the lead hole and then is connected to the lower end of the charge-discharge module; the floating frame body is fixedly arranged at the lower end of the insertion cylinder; the lower end of the floating frame body is connected to the upper end of the supporting rod in a left-right swinging mode through a rotating shaft; the lower end of the supporting rod is fixed inside the lower end of the cylinder body.
Further, the floating core body also comprises a driving column and a plurality of balls; a driving column body is arranged between the floating frame body and the inserting cylinder; a rolling cavity is arranged in the driving cylinder; the plurality of balls are arranged in the rolling cavity of the driving column in a rolling way.
Furthermore, airflow driving plates are respectively arranged on two sides of the inserting cylinder and the connecting cover; the left side and the right side of the cylinder are respectively provided with an airflow clapboard from top to bottom; the airflow clapboard and the side wall of the cylinder body form a left airflow channel and a right airflow channel respectively; the bottoms of the airflow channels are respectively provided with a vent hole; a pull-type opening and closing plate is arranged on the airflow channel; the airflow driving plate is positioned below the airflow channel.
Furthermore, the positioning device also comprises a positioning stud and a sleeving elastic body; the positioning stud is of an I-shaped structure; two sides of the bottom of the cylinder body are respectively provided with a positioning threaded hole; the positioning threaded holes are respectively in threaded connection with positioning studs; the upper end of the positioning stud is rotationally pressed on the lower end face of the airflow driving plate; the sleeve joint elastic body is sleeved outside the lower end of the positioning stud.
Furthermore, the airflow driving board is provided with a regulating hollow part in a rectangular structure; sliding grooves are formed in the front side and the rear side of the adjusting hollow part; the adjusting hollow part is provided with a sliding plate; the front side and the rear side of the sliding plate are connected in the sliding groove in a sliding mode.
Furthermore, elastic opening and closing doors are respectively arranged on two sides below the cylinder body; the elastic opening and closing doors are respectively positioned on the outer sides of the airflow driving plates.
Furthermore, the plug-in cylinder and the connecting cover are made of polytetrafluoroethylene materials.
Further, the conductor post is made of a ferrous material.
Further, the solar photovoltaic power generation panel is also included; the photovoltaic power generation plate is arranged on the outer side wall of the cylinder; the photovoltaic power generation board is electrically connected with the lower end of the charge-discharge module.
Furthermore, the plug-in cylinder and the connecting cover are in movable closed connection through screw thread rotation.
The invention has the advantages of
1. The invention utilizes the lever principle and the electromagnetic induction principle to distribute the anode magnet and the cathode magnet back and forth, the floating core body performs left-right shaking type cutting motion between the anode magnet and the cathode magnet, and in order to ensure the use safety of the floating core body, the invention installs the conductor column in the floating core body in the inserting cylinder and seals and connects the inserting cylinder through the connecting cover, so that the inserting cylinder and the conductor column can shake a cutting magnetic field left and right at the upper end of the supporting column by utilizing the floating frame body only by shaking the cylinder body, and further current is generated, and the current is stored in the charging and discharging module through a conducting wire, thereby being convenient and flexible to use.
2. The invention adds the structural function of charging the driving point by the way of air flow vibration during speaking, and through opening the opening and closing plate on the air flow channel, when a person speaks, the air flow is pushed, and when the air flow contacts the air flow driving plate, the air flow driving plate is pushed to swing left and right, so that the aim of generating current by a cutting magnetic field is also generated.
3. The photovoltaic power generation board can be arranged on the outer side wall of the barrel and is electrically connected with the lower end of the charge-discharge module, and the charge-discharge module is charged in a photovoltaic power generation mode, so that a multifunctional charging operation mode is realized.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
Fig. 2 is an enlarged structural schematic view of the lower part of the cylinder and the floating core body of the invention.
Fig. 3 is an enlarged schematic structural view of the floating core of the present invention.
Fig. 4 is a schematic top view of the airflow driving plate of the present invention.
FIG. 5 is a side view of the anode magnet, cathode magnet, and electrical conductor of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 5, a charging-free cordless microphone includes a cylinder 1, a diaphragm microphone core 2, an audio processing unit 3, a voltage adjusting module 4, and a charging/discharging module 5; the vibrating diaphragm microphone core 2, the audio processing unit 3, the voltage adjusting module 4 and the charging and discharging module 5 are sequentially connected and installed inside the cylinder body 1; the invention also comprises an anode magnet 15, a cathode magnet 16 and a floating core body 6; the anode magnet and the cathode magnet 15, 16 are respectively arranged at the front side and the rear side of the bottom of the cylinder 1; the floating core body 6 is arranged between the anode magnet 15 and the cathode magnet 16; the floating core body 6 comprises an insertion cylinder 62, a connecting cover 63, a conductor column 61, a conducting wire 69, a supporting rod 65 and a floating frame body 64; the conductor post 61 is inserted into the insertion cylinder 62; the connecting cover 63 is movably connected to one end of the plug-in cylinder 62; both sides of the upper end of the inserting cylinder 62 are provided with lead holes 621; two sides of the upper end of the conductor post 61 are respectively connected with a conductive wire 69; the upper end of the conductive wire 69 passes through the lead hole 621 and then is connected to the lower end of the charge and discharge module 5; the floating frame 64 is fixedly arranged at the lower end of the plug-in cylinder 62; the lower end of the floating frame 64 is connected with the upper end of the supporting rod 65 through a rotating shaft 651 in a left-right swinging manner; the lower end of the support rod 65 is fixed inside the lower end of the cylinder 1. Further preferably, in order to facilitate the installation and the removal of the insertion cylinder 62 and the connection cover 63, the insertion cylinder 62 and the connection cover 63 are movably connected in a closed manner by screwing. Further preferably, the socket tube 62 and the connection cover 63 are made of teflon to ensure heat resistance and insulation of the socket tube 62 and the connection cover 63. Further preferably, the conductor post 61 is made of a ferrous material.
The anode magnet 15 and the cathode magnet 16 are distributed in a front-back manner by utilizing a lever principle and an electromagnetic induction principle, the floating core body 6 performs left-right shaking type cutting movement between the anode magnet 15 and the cathode magnet 16, and in order to ensure the use safety of the floating core body 6, the conductor column 61 in the floating core body 6 is arranged in the plug-in cylinder 62 and is in closed connection through the connecting cover 63, so that the plug-in cylinder 62 and the conductor column 61 can shake a cutting magnetic field left and right at the upper end of the supporting column 65 by utilizing the floating frame body 64 only by shaking the cylinder body 1, further current is generated, and the current is stored in the charge-discharge module 5 through the conducting wire 69, and the use is convenient and flexible.
In order to facilitate the shaking of the insertion tube 62 and the conductor post 61 during the shaking of the cylinder 1 and increase the speed, it is further preferable that the floating core 6 further comprises a driving cylinder 66 and a plurality of balls 67; a driving column 66 is arranged between the floating frame 64 and the inserting cylinder 62; a rolling cavity 661 is arranged inside the driving cylinder 66; the plurality of balls 67 are rollingly mounted in the rolling cavity 661 of the drive cylinder 66.
Example 2
As shown in fig. 1 to 5, the present embodiment is different from embodiment 1 in that a structure for generating electricity by an impact of an air flow generated by a human speaking is added. An airflow driving plate 68 is respectively arranged on both sides of the inserting cylinder 62 and the connecting cover 63; the left side and the right side of the cylinder body 1 are respectively provided with an airflow clapboard 8 from top to bottom; the airflow partition plate 8 and the side wall of the cylinder 1 form a left airflow channel 11 and a right airflow channel 11 respectively; the bottom of the airflow channel 11 is respectively provided with a vent hole 14; a pull-out opening and closing plate 12 is arranged on the airflow channel 11; the airflow driving plate 68 is located below the airflow passage 11.
The invention adds the structural function of charging the driving point by the way of air flow vibration when a person speaks, and when the person speaks, the air flow is pushed by opening the opening and closing plate 12 on the air flow channel, and the air flow passes through the air flow channel 11 and then contacts the air flow driving plate 68 to push the air flow driving plate 68 to swing left and right, thereby generating the purpose of generating current by a cutting magnetic field.
As shown in fig. 2, in order to further preferably add a structure for positioning the airflow driving plate 68 when the barrel 1 does not need to be shaken and the power generation is carried out by speaking airflow vibration, the invention also comprises a positioning stud 9 and a sleeving elastic body 10; the positioning stud 9 is in an I-shaped structure; two sides of the bottom of the cylinder body 1 are respectively provided with a positioning threaded hole; the positioning threaded holes are respectively in threaded connection with positioning studs 9; the upper end of the positioning stud 9 is rotationally pressed against the lower end face of the airflow driving plate 68; the sleeve joint elastic body 10 is sleeved outside the lower end of the positioning stud 9. Further preferably, in order to adjust the impact force of the air flow generated during speaking on the air flow driving board 68, as shown in fig. 4, an adjusting hollow 681 having a rectangular structure is provided on the air flow driving board 68; sliding grooves 683 are arranged inside the front side and the rear side of the adjusting hollow 681; the adjusting hollow 681 is provided with a sliding plate 682; the front side and the rear side of the sliding plate 682 are slidably connected in the sliding groove 683, so that the size of the outer side of the hollow 681 can be adjusted through sliding the sliding plate 682, the area of the air flow to penetrate is changed, and the impact force of the air flow on the air flow driving plate 68 is changed. More preferably, the two sides below the cylinder 1 are respectively provided with an elastic opening and closing door 1; the elastic opening and closing doors 1 are respectively positioned at the outer sides of the airflow driving plates 68.
Example 3
As shown in fig. 1 to 5, the present embodiment refers to embodiment 1 or 2, except that a photovoltaic power generation structure is added. Further preferably, the solar cell further comprises a photovoltaic power generation panel; the photovoltaic power generation plate is arranged on the outer side wall of the barrel 1; the photovoltaic power generation board is electrically connected with the lower end of the charge-discharge module 5.
According to the multifunctional charging device, the photovoltaic power generation board can be arranged on the outer side wall of the barrel 1 and is electrically connected with the lower end of the charging and discharging module 5, the charging and discharging module 5 is charged in a photovoltaic power generation mode, and a multifunctional charging operation mode is realized.
The upper end of the charge-discharge module 5 can be provided with a power supply interface connected to the voltage regulating module 4, and the lower end of the charge-discharge module 5 can be provided with a conducting wire 69 of which the charging interface is connected with the photovoltaic power generation board and the floating core body 6.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (7)

1. A charging-free cordless microphone comprises a cylinder body, a vibrating diaphragm microphone core, an audio processing unit, a voltage adjusting module and a charging and discharging module; the vibrating diaphragm microphone core, the audio processing unit, the voltage regulating module and the charging and discharging module are sequentially connected and installed inside the cylinder; the device is characterized by also comprising an anode magnet, a cathode magnet, a floating core body, a positioning stud and a sleeved elastic body; the anode magnet and the cathode magnet are respectively arranged on the front side and the rear side of the bottom of the cylinder body; the floating core body is arranged between the anode magnet and the cathode magnet; the floating core body comprises an inserting cylinder, a connecting cover, a conductor column, a conductive wire, a supporting rod, a floating frame body, a driving column body and a plurality of balls; the conductor column is inserted into the insertion cylinder; the connecting cover is movably connected to one end of the plug-in cylinder; lead holes are formed in two sides of the upper end of the insertion cylinder; two sides of the upper end of the conductor column are respectively connected with a conducting wire; the upper end of the conducting wire penetrates through the lead hole and then is connected to the lower end of the charge-discharge module; the floating frame body is fixedly arranged at the lower end of the insertion cylinder; the lower end of the floating frame body is connected to the upper end of the supporting rod in a left-right swinging mode through a rotating shaft; the lower end of the supporting rod is fixed in the lower end of the cylinder body; a driving column body is arranged between the floating frame body and the inserting cylinder; a rolling cavity is arranged in the driving cylinder; the plurality of balls are arranged in the rolling cavity of the driving column in a rolling way; the two sides of the inserting cylinder and the connecting cover are respectively provided with an airflow driving plate; the left side and the right side of the cylinder are respectively provided with an airflow clapboard from top to bottom; the airflow clapboard and the side wall of the cylinder body form a left airflow channel and a right airflow channel respectively; the bottoms of the airflow channels are respectively provided with a vent hole; a pull-type opening and closing plate is arranged on the airflow channel; the airflow driving plate is positioned below the airflow channel; the positioning stud is of an I-shaped structure; two sides of the bottom of the cylinder body are respectively provided with a positioning threaded hole; the positioning threaded holes are respectively in threaded connection with positioning studs; the upper end of the positioning stud is rotationally pressed on the lower end face of the airflow driving plate; the sleeve joint elastic body is sleeved outside the lower end of the positioning stud.
2. The cordless microphone of claim 1, wherein the airflow driving board is provided with a regulating hollow in a rectangular structure; sliding grooves are formed in the front side and the rear side of the adjusting hollow part; the adjusting hollow part is provided with a sliding plate; the front side and the rear side of the sliding plate are connected in the sliding groove in a sliding mode.
3. The charging-free cordless microphone according to claim 2, wherein elastic opening and closing doors are respectively arranged at two sides of the lower part of the cylinder body; the elastic opening and closing doors are respectively positioned on the outer sides of the airflow driving plates.
4. The cordless phone according to claim 1, wherein the plug-in housing and the connection cover are made of teflon.
5. The cordless phone according to claim 1, wherein the conductor post is made of a ferrous material.
6. The charging-free cordless microphone according to claim 1, further comprising a photovoltaic power generation panel; the photovoltaic power generation plate is arranged on the outer side wall of the cylinder; the photovoltaic power generation board is electrically connected with the lower end of the charge-discharge module.
7. The cordless phone according to claim 1, wherein the plug-in housing and the connection cap are removably connected by screwing.
CN201811491247.2A 2018-12-07 2018-12-07 Charging-free cordless microphone Active CN109587589B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811491247.2A CN109587589B (en) 2018-12-07 2018-12-07 Charging-free cordless microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811491247.2A CN109587589B (en) 2018-12-07 2018-12-07 Charging-free cordless microphone

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CN109587589A CN109587589A (en) 2019-04-05
CN109587589B true CN109587589B (en) 2020-08-11

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201750526U (en) * 2010-08-19 2011-02-16 金翔 Self power generation microphone
CN205681596U (en) * 2016-06-22 2016-11-09 潍坊歌尔电子有限公司 A kind of self-charging type radio headpiece
CN208046836U (en) * 2018-01-23 2018-11-02 广州每芯科技有限公司 A kind of wireless microphone

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5066849B2 (en) * 2006-07-03 2012-11-07 ソニー株式会社 Secondary battery and manufacturing method thereof
CN202918039U (en) * 2012-08-17 2013-05-01 吴宸至 Mobile phone free of charging
CN205320228U (en) * 2015-08-17 2016-06-15 徐文波 Vibrating diaphragm capacitor microphone

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201750526U (en) * 2010-08-19 2011-02-16 金翔 Self power generation microphone
CN205681596U (en) * 2016-06-22 2016-11-09 潍坊歌尔电子有限公司 A kind of self-charging type radio headpiece
CN208046836U (en) * 2018-01-23 2018-11-02 广州每芯科技有限公司 A kind of wireless microphone

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