CN105125346A - Intelligent electronic protection earmuff - Google Patents
Intelligent electronic protection earmuff Download PDFInfo
- Publication number
- CN105125346A CN105125346A CN201510437250.6A CN201510437250A CN105125346A CN 105125346 A CN105125346 A CN 105125346A CN 201510437250 A CN201510437250 A CN 201510437250A CN 105125346 A CN105125346 A CN 105125346A
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- earmuff
- electronic protection
- sound
- radio
- circuit
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Abstract
The invention belongs to the field of electronic protection equipment, and in particular relates to an intelligent electronic protection earmuff, which comprises a left earmuff, a head band and a right earmuff, wherein the earmuff further has functions of a radio so as to achieve automatic channel search and volume adjustment; and the radio can be connected to MP3, mobile phones or like external sound sources. The electronic protection earmuff disclosed by the invention can be used for effectively guaranteeing the hearing security of a user in a high-decibel working environment; and meanwhile, the electronic protection earmuff can also permit the user to listen to the radio and input signals of various external sound sources.
Description
Technical field
The invention belongs to electronic protection apparatus field, be specifically related to a kind of intelligent electronic protection ear shield.
Background technology
Many high-decibel working environments have a strong impact on the audition safety of worker, should be therefore operator's choose reasonable according to actual field environment, protective Acoustic baffling ear shield, reduce the possibility damaged operator's audition.This earmuff also has radio function simultaneously, can automatic channel search, volume adjusting, can dock with MP3 or mobile phone or any source of sound.
Summary of the invention
For solving the defect of Acoustic baffling ear shield function singleness in prior art, the present invention proposes a kind of intelligent electronic protection ear shield, comprising: left earmuff, head hoop and right earcup, is characterized in that:
Described left earmuff comprises: battery, wiring board, loudspeaker, Sound-proof material and ear muff; Wherein battery is used for power supply; Wiring board welds battery spring lamination; Loudspeaker are used for sounding; Sound-proof material is used for weakening ambient noise; Face side is close to by ear muff;
Described head hoop comprises: metal spring bracing members frame and earmuff connecting line; Wherein metal spring bracing members frame is for supporting two earmuffs in left and right; Earmuff connecting line is used for the connection of two earmuffs in left and right, and the power line of left earmuff and horn wire are connected on the mainboard of right earcup;
Described right earcup comprises: mainboard, loudspeaker, Sound-proof material, ear muff, AM antenna, FM antenna, knob, stereo audio jack, button and liquid crystal display screen; Wherein mainboard is the panel of this whole set of earmuff, it is welded with AM antenna, FM antenna, knob, stereo audio jack, button and liquid crystal display screen; Loudspeaker are used for sounding; Sound-proof material is used for weakening ambient noise; Face side is close to by ear muff, plays the parts of comfortable effect; AM antenna is for receiving AM amplitude modulation radio set; FM antenna is for receiving FM FM radio station; Knob is used for channel selection and volume adjusting, and volume adjusting scope is 1-10 different brackets; Stereo audio jack is used for the docking of external sound source, for receiving the sound that source of sound exports; Button has 5, and other effect of its point is that AM/FM switches, and the radio station of storage is selected, switching on and shutting down, radio with listen to external sound source sound and switch, and volume setting; Liquid crystal display screen, for showing various character, plays the effect of man-machine interaction.
Wherein, described mainboard comprises on/off circuit, and it is started shooting by Single-chip Controlling or shuts down;
Described mainboard comprises the online burned circuit of program, and it carries out burned for during product development to Single Chip Microcomputer (SCM) program;
Described mainboard comprises station selecting circuit, and it sends different control signals by single-chip microcomputer by I2C bus, thus controls the channel selection in radio station;
Described mainboard comprises key circuit, and it inputs relevant information for allowing user, and information refers to that AM/FM switches, and the radio station of storage is selected, switching on and shutting down, radio with listen to external sound source sound and to switch and volume is arranged;
Described mainboard comprises single chip circuit, and it is the core circuit of this electronic protection earmuff, for exporting all control instructions.
Wherein, knob is used for automatic or manual channel selection, and AM amplitude modulation radio set frequency range is 522KHz ~ 1710KHz, FM FM radio station frequency range is 87MHz ~ 108MHz.
Wherein, described external sound source comprises MP3 or mobile phone, and described battery is No. 7 2A alkaline batteries of 2 joint 1.5V.
Wherein, described liquid crystal display screen display comprises low-voltage instruction, and as cell voltage <=2.5V, low-voltage information in liquid crystal screen display, can inform that user need change battery.
The invention has the beneficial effects as follows: the audition safety of energy effective guarantee user of the present invention under high-decibel working environment, the input signal of radio and various external sound source can also be listened to simultaneously.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is the electrical block diagram according to intelligent electronic protection ear shield of the present invention.
Detailed description of the invention
One, single-chip microcomputer: single-chip microcomputer is a kind of IC chip, adopt very large scale integration technology to be integrated into the little and perfect microcomputer system of that one piece of silicon chip is formed, in the extensive use of industrial control field having the central processor CPU random access memory ram of data-handling capacity, read only memory ROM, multiple I/O mouth and the function such as interrupt system, intervalometer/timer (may also comprise the circuit such as display driver circuit, pulse-width modulation circuit, analog multiplexer, A/D converter).From the eighties in last century, by 4 at that time, 8 single-chip microcomputers, develop into the high-speed microprocessor of 32 present 300M.
Two, LCD liquid crystal display screen: LCD liquid crystal display screen is the abbreviation of LiquidCrystalDisplay, the structure of LCD is in the middle of the glass that two panels is parallel, place liquid crystal, the two tiny electric wires having many vertical and levels in the middle of sheet glass, control shaft-like crystal molecular changes direction through whether being energized, light refraction is out produced picture.
Three, the radio according to intelligent electronic protection ear shield of the present invention comprises
1). 4 AM radio station and 4 FM radio station that user likes can be stored
2). can automatic or manual channel selection, AM amplitude modulation radio set frequency range is 522KHz ~ 1710KHz, FM FM radio station frequency range is 87MHz ~ 108MHz.
3). volume scalable, volume adjusting scope is 1 ~ 10 different brackets.
4). can be docked with external sound source (as MP3, mobile phone etc.) by stereo audio line, the song that source of sound sends can be listened to.
5). low-voltage indicates, and as cell voltage <=2.5V, low-voltage information in liquid crystal screen display, can inform that user need change battery.
Four, the electronic circuit according to intelligent electronic protection ear shield of the present invention forms
1. on/off circuit: this circuit is started shooting by Single-chip Controlling or shut down.
2. program is burned online: this circuit is used for during product development, carries out burned to Single Chip Microcomputer (SCM) program.
3.LCD liquid crystal display screen: can various character be shown, play the effect of man-machine interaction.
4. station selecting circuit: this circuit sends different control signals by single-chip microcomputer by I2C bus, goes to control channel selection.
5. key circuit: this circuit is that information refers to that AM/FM switches for allowing user input relevant information, the radio station of storage is selected, switching on and shutting down, radio with listen to external sound source sound and switch, volume setting
6. single chip circuit: this circuit is the core circuit of this electronic protection earmuff is brain, and all controlling functions are all sent by it.
Five, according to power requirement and the working condition of intelligent electronic protection ear shield of the present invention:
1. voltage: No. 7 2A alkaline batteries of 2 joint 1.5V
2. operating current: 28mA
3. standby current: 0
4. working condition :-10-70 DEG C, 10-90%RH
According to specific exemplary embodiment, invention has been described herein.It will be apparent under not departing from the scope of the present invention, carrying out suitable replacement to one skilled in the art or revise.Exemplary embodiment is only illustrative, instead of the restriction to scope of the present invention, and scope of the present invention is defined by appended claim.
Claims (5)
1. an intelligent electronic protection ear shield, comprising: left earmuff, head hoop and right earcup, is characterized in that:
Described left earmuff comprises: battery, wiring board, loudspeaker, Sound-proof material and ear muff; Wherein battery is used for power supply; Wiring board welds battery spring lamination; Loudspeaker are used for sounding; Sound-proof material is used for weakening ambient noise; Face side is close to by ear muff;
Described head hoop comprises: metal spring bracing members frame and earmuff connecting line; Wherein metal spring bracing members frame is for supporting two earmuffs in left and right; Earmuff connecting line is used for the connection of two earmuffs in left and right, and the power line of left earmuff and horn wire are connected on the mainboard of right earcup;
Described right earcup comprises: mainboard, loudspeaker, Sound-proof material, ear muff, AM antenna, FM antenna, knob, stereo audio jack, button and liquid crystal display screen; Wherein mainboard is the panel of this whole set of earmuff, it is welded with AM antenna, FM antenna, knob, stereo audio jack, button and liquid crystal display screen; Loudspeaker are used for sounding; Sound-proof material is used for weakening ambient noise; Face side is close to by ear muff, plays the parts of comfortable effect; AM antenna is for receiving AM amplitude modulation radio set; FM antenna is for receiving FM FM radio station; Knob is used for channel selection and volume adjusting, and volume adjusting scope is 1-10 different brackets; Stereo audio jack is used for the docking of external sound source, for receiving the sound that source of sound exports; Button has 5, and other effect of its point is that AM/FM switches, and the radio station of storage is selected, switching on and shutting down, radio with listen to external sound source sound and switch, and volume setting; Liquid crystal display screen, for showing various character, plays the effect of man-machine interaction.
2. intelligent electronic protection ear shield as claimed in claim 1, is characterized in that:
Described mainboard comprises on/off circuit, and it is started shooting by Single-chip Controlling or shuts down;
Described mainboard comprises the online burned circuit of program, and it carries out burned for during product development to Single Chip Microcomputer (SCM) program;
Described mainboard comprises station selecting circuit, and it sends different control signals by single-chip microcomputer by I2C bus, thus controls the channel selection in radio station;
Described mainboard comprises key circuit, and it inputs relevant information for allowing user, and information refers to that AM/FM switches, and the radio station of storage is selected, switching on and shutting down, radio with listen to external sound source sound and to switch and volume is arranged;
Described mainboard comprises single chip circuit, and it is the core circuit of this electronic protection earmuff, for exporting all control instructions.
3. intelligent electronic protection ear shield as claimed in claim 2, is characterized in that:
Knob is used for automatic or manual channel selection, and AM amplitude modulation radio set frequency range is 522KHz ~ 1710KHz, FM FM radio station frequency range is 87MHz ~ 108MHz.
4. intelligent electronic protection ear shield as claimed in claim 3, is characterized in that:
Described external sound source comprises MP3 or mobile phone, and described battery is No. 7 2A alkaline batteries of 2 joint 1.5V.
5. intelligent electronic protection ear shield as claimed in claim 4, is characterized in that:
Described liquid crystal display screen display comprises low-voltage instruction, and as cell voltage <=2.5V, low-voltage information in liquid crystal screen display, can inform that user need change battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437250.6A CN105125346A (en) | 2015-07-23 | 2015-07-23 | Intelligent electronic protection earmuff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437250.6A CN105125346A (en) | 2015-07-23 | 2015-07-23 | Intelligent electronic protection earmuff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105125346A true CN105125346A (en) | 2015-12-09 |
Family
ID=54711182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510437250.6A Pending CN105125346A (en) | 2015-07-23 | 2015-07-23 | Intelligent electronic protection earmuff |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105125346A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076834U (en) * | 1990-08-14 | 1991-05-15 | 曹永生 | Multi-functional antinoise ear muffs |
| US20020080987A1 (en) * | 1997-08-15 | 2002-06-27 | Christer Almqvist | Arrangement in acoustic headsets |
| CN202146393U (en) * | 2011-06-08 | 2012-02-22 | 胡锦 | Earmuffs with radio function |
| CN202385253U (en) * | 2011-11-09 | 2012-08-15 | 姜文音 | Built-in noise reduction earphone for AM/FM radio set |
| CN204350253U (en) * | 2015-01-26 | 2015-05-20 | 黑龙江科技大学 | A kind of earphone of Focus listening examination |
-
2015
- 2015-07-23 CN CN201510437250.6A patent/CN105125346A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2076834U (en) * | 1990-08-14 | 1991-05-15 | 曹永生 | Multi-functional antinoise ear muffs |
| US20020080987A1 (en) * | 1997-08-15 | 2002-06-27 | Christer Almqvist | Arrangement in acoustic headsets |
| CN202146393U (en) * | 2011-06-08 | 2012-02-22 | 胡锦 | Earmuffs with radio function |
| CN202385253U (en) * | 2011-11-09 | 2012-08-15 | 姜文音 | Built-in noise reduction earphone for AM/FM radio set |
| CN204350253U (en) * | 2015-01-26 | 2015-05-20 | 黑龙江科技大学 | A kind of earphone of Focus listening examination |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151209 |
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| RJ01 | Rejection of invention patent application after publication |