CN205754735U

CN205754735U - A kind of band laser and the teaching mike of remote control PPT function

Info

Publication number: CN205754735U
Application number: CN201620632937.5U
Authority: CN
Inventors: 胡宇鹏
Original assignee: ENPING PASGAO ELECTRONIC Co Ltd
Current assignee: ENPING PASGAO ELECTRONIC Co Ltd
Priority date: 2016-06-21
Filing date: 2016-06-21
Publication date: 2016-11-30
Anticipated expiration: 2026-06-21

Abstract

The utility model discloses a kind of band laser and the teaching mike of remote control PPT function, it is particularly suited for lecturer, teacher gives a lecture or the sight of teaching demonstration carrying out, described teaching mike has the outward appearance of microphone casing body, and it is provided simultaneously with wireless microphone, remote control PPT page-turning function and iraser function, speech can be realized simultaneously, computer is carried out PPT page turning and carries out emphasis demo content indicating explanation, provide a great convenience and make speech or more hommization of imparting knowledge to students for speech or teaching etc., the shape and structure of mike can beneficially gather and transmit the cleanest voice signal, it is easy to the speech that audience the most inerrably hears that speaker is carried out.

Description

A kind of band laser and the teaching mike of remote control PPT function

Technical field

This utility model relates to a kind of band laser and the teaching mike of remote control PPT function, is particularly well-suited to lecturer, teacher Give a lecture or the sight of teaching demonstration carrying out.

Background technology

At present, wireless teaching instrument on the market typically has two types, and one is to possess remote control PPT page-turning function and red Outer function of laser pointer, another kind is to possess built-in microphone and remote control PPT page-turning function.The first wireless teaching instrument did not both have Built-in microphone can not External microphone, be merely able to realize control computer carry out PPT page turning and use iraser pen Key content is indicated by function, so that audience can not hear the speech of speaker, often speaker must improve and drills The sound said or use the mike connecting computer to deliver a speech outside computer forehead, this mode can make the speaker cannot Leave dais, speech effect is restricted, or speaker provides a Portable loudspeaker for oneself, and this mode can properly increase Activeness, but burden can be brought to speaker, and sound effect is relatively poor.The second wireless teaching instrument is the most infrared Function of laser pointer, although this wireless teaching instrument can allow speaker leave dais and give a lecture, but whenever needs are to emphasis When content carries out explaining illustration, speaker needs for going to the place at projection screen key content indicated above place, so Speech effect is extremely limited.

Utility model content

For solving the problems referred to above, the purpose of this utility model is to provide a kind of band laser and the teaching of remote control PPT function Mike, this teaching mike is provided simultaneously with built-in microphone, remote control PPT page-turning function and iraser function, it is possible to Realize speech simultaneously, computer is carried out PPT page turning and emphasis demo content is carried out instruction explanation, provide for speech or teaching etc. Great convenience and make speech or more hommization of imparting knowledge to students, the shape and structure of mike is beneficial to gather and transmission is clear clean Voice signal, it is simple to audience the most inerrably hears the speech that speaker is carried out.

The invention for solving the technical problem be the technical scheme is that

A kind of band laser and the teaching mike of remote control PPT function, including microphone casing body and be arranged on microphone casing body In control module, for carrying out audio frequency reception and the audio processing modules of transmission, for carrying out the reception of automatic frequency aligning signal With send to frequency signal transmitting and receiving module, for send PPT page turning signal bluetooth PPT processing module, for launch infrared swash The laser emitting module of optical signal, for showing the display screen of current teaching microphone state, for carrying out the defeated of outside input Enter to control device and power module, control module respectively with audio processing modules, bluetooth PPT processing module, to frequency signal transmitting and receiving Module, laser emitting module, display screen, input control device are connected with power module, it is achieved thereby that whole teaching Mike The integrated circuit framework of wind.

Further, audio processing modules includes the mike for gathering voice signal, for grafting outside input audio frequency The external audio input interface of equipment, for carrying out the digital transmission module of Speech processing and for launching voice signal Audio emission antenna, mike and external audio input interface are connected to digital transmission module, digital transmission module and sound Take place frequently and penetrate antenna and be connected such that it is able to realize the collection of voice signal, process and send.

Further, frequency signal transmitting and receiving module is included the RFID transceiver module for processing automatic frequency aligning signal and for connecing The RFID dual-mode antenna received and send automatic frequency aligning signal, RFID transceiver module is connected with RFID dual-mode antenna such that it is able to Realizing automatic frequency aligning function, teaching mike can automatically scan neighbouring receiver, and read the machine meeting ID, if attached Closely having multiple stage receiver, then nearest receiver can be selected to be attached, so, speaker has only to start and can use, no Need loaded down with trivial details to frequency process, and arbitrarily classroom or speech occasion can use same teaching mike, it is achieved fool Formula operates, it is not necessary to use as conventional wireless mike infrared to frequency or manually to frequency after could use.

Further, bluetooth PPT processing module includes the PPT control module for processing PPT page turning signal and for sending The PPT signal of PPT page turning signal launches antenna, and PPT control module is launched antenna with PPT signal and is connected, by inserting at computer Upper Bluetooth adapter, and with teaching after mike matches, teaching mike can be controlled on computer by PPT control module PPT carry out page turning.

Further, power module includes the charging inlet for grafting externally fed equipment, for managing the power supply of power supply Management module and for carrying out the built-in lithium battery of in-line power, power management module respectively with charging inlet and built-in lithium battery It is connected such that it is able to for the power supply that the internal circuit offer of whole teaching mike is necessary.

Further, mike is arranged at the top of microphone casing body, and laser emitting module is arranged at the end of microphone casing body Portion, it is possible to make speaker when giving a lecture, utilize iraser signal that emphasis demo content carries out instruction explanation simultaneously, Provide a great convenience for speech or teaching demonstration.

Further, input control device is input button, and input button includes power supply/Menu key, arranges key, the upper choosing of PPT Selecting and select key, volume plus key and volume down key under key, PPT, display screen is OLED display screen, wherein, arranges key, the upper selection of PPT Key with under PPT select key be arranged at front as display screen, display screen is arranged at the lower section of mike, PPT selects key, Selecting key under PPT and arrange key and be set in turn in the lower section of display screen, power supply/Menu key is arranged at the right lateral position of microphone casing body Putting, volume plus key and volume down key are set in turn in the leftward position of microphone casing body, when the input pressed on teaching mike During button, display screen can simultaneous display currently be imparted knowledge to students the state of mike, provides indicative function for speaker so that speaker is clear Chu Mingbai currently imparts knowledge to students the use state at mike.

Preferably, mike is built-in capacitance pick up, and built-in capacitance pick up has highly sensitive feature, it is possible to Audio collection is carried out like clockwork in 10 cm range；Audio emission antenna is the antenna using uhf band, radio band Use has regulation, and the transmission of voice signal uses uhf band it can be avoided that by the interference of other signals or avoid doing Disturb effective transmission of the use of other signals, beneficially voice signal, it is possible to be greatly improved transmission range and the matter of voice signal Amount.

Preferably, it is the antenna using 2.4G frequency range that PPT signal launches antenna, and the use of radio band has regulation, PPT page turning signal use 2.4G frequency range it can be avoided that disturbed or avoided interference using of other signals by other signals, The accuracy of PPT page turning signal can be greatly improved.

Preferably, charging inlet is MINI USB interface, is arranged at the bottom of microphone casing body, and MINI USB interface belongs to In general electricity charging interface, it is applicable to general power supply unit, meets use standard.

The beneficial effects of the utility model are: the built-in radio microphone function of teaching mike, it is possible to make speaker May exit off dais to carry out giving a lecture and carrying out interaction with audience, teaching mike also possesses remote control PPT page-turning function, it is possible to make Obtaining speaker and also be able to carry out PPT page turning in the case of away from computer, teaching mike is also equipped with iraser function, energy Enough making speaker need not go to before projection screen and emphasis demo content just can carry out instruction explanation, these functions are for drilling Say or teaching etc. provides a great convenience and makes speech or more hommization of imparting knowledge to students, and the shape and structure of mike can be beneficial to Gather and transmit the cleanest voice signal, it is simple to audience the most inerrably hears the speech that speaker is carried out.

Accompanying drawing explanation

The utility model is described in further detail with example below in conjunction with the accompanying drawings.

Fig. 1 is the circuit theory diagrams of this utility model teaching mike；

Fig. 2 is the schematic perspective view of this utility model teaching mike.

Detailed description of the invention

With reference to Fig. 1-Fig. 2, a kind of band laser of the present utility model and the teaching mike of remote control PPT function, including Mike Crust of weathering body 11 and the control module being arranged in microphone casing body 11, for carrying out the Audio Processing mould that audio frequency receives and sends Block, for carry out the reception of automatic frequency aligning signal and transmission to frequency signal transmitting and receiving module, for sending the indigo plant of PPT page turning signal Tooth PPT processing module, for launching the laser emitting module 9 of iraser signal, for showing microphone state of currently imparting knowledge to students Display screen 2, for carrying out input control device and the power module of outside input, control module respectively with Audio Processing mould Block, bluetooth PPT processing module, to frequency signal transmitting and receiving module, laser emitting module 9, display screen 2, input control device and power supply Module is connected, it is achieved thereby that the integrated circuit framework of whole teaching mike.

Wherein, audio processing modules includes the mike 1 for gathering voice signal, sets for grafting outside input audio frequency Standby external audio input interface, for carrying out the digital transmission module of Speech processing and for launching the sound of voice signal Taking place frequently and penetrate antenna, mike 1 and external audio input interface are connected to digital transmission module, digital transmission module and audio frequency Transmitting antenna is connected such that it is able to realizes the collection of voice signal, process and send.

Wherein, frequency signal transmitting and receiving module is included the RFID transceiver module for processing automatic frequency aligning signal and for receiving With the RFID dual-mode antenna of transmission automatic frequency aligning signal, RFID transceiver module is connected with RFID dual-mode antenna such that it is able to real Existing automatic frequency aligning function, teaching mike can automatically scan neighbouring receiver, and read the machine meeting ID, if near Having multiple stage receiver, then nearest receiver can be selected to be attached, so, speaker has only to start and can use, and is not required to Want loaded down with trivial details to frequency process, and arbitrarily classroom or speech occasion can use same teaching mike, it is achieved be foolproof Operation, it is not necessary to use as conventional wireless mike infrared to frequency or manually to frequency after could use.

Wherein, bluetooth PPT processing module includes the PPT control module for processing PPT page turning signal and for sending PPT The PPT signal of page turning signal launches antenna, and PPT control module is launched antenna with PPT signal and is connected, by plugging indigo plant at computer Tooth adapter, and with teaching after mike matches, teaching mike can be controlled on computer by PPT control module PPT carries out page turning.

Wherein, power module includes the charging inlet 10 for grafting externally fed equipment, for managing the power supply of power supply Managing module and for carrying out the built-in lithium battery of in-line power, power management module is electric with charging inlet 10 and built-in lithium respectively Pond is connected such that it is able to for the power supply that the internal circuit offer of whole teaching mike is necessary.

Wherein, mike 1 is arranged at the top of microphone casing body 11, and laser emitting module 9 is arranged at microphone casing body 11 Bottom, it is possible to make speaker when giving a lecture, utilize iraser signal that emphasis demo content is indicated simultaneously Illustrate, provide a great convenience for speech or teaching demonstration.

Wherein, input control device is input button, and input button includes power supply/Menu key 3, arranges key 4, the upper choosing of PPT Selecting and select key 6, volume plus key 7 and volume down key 8 under key 5, PPT, display screen 2 is OLED display screen, wherein, arranges key 4, PPT Upper selection key 5 is arranged at front with selection key 6 under PPT as display screen 2, and display screen 2 is arranged at the lower section of mike 1, PPT Selecting key 6 under upper selection key 5, PPT and arrange key 4 and be set in turn in the lower section of display screen 2, power supply/Menu key 3 is arranged at Mike The right positions of crust of weathering body 11, volume plus key 7 and volume down key 8 are set in turn in the leftward position of microphone casing body 11, when pressing During input button on lower teaching mike, display screen 2 can simultaneous display currently be imparted knowledge to students the state of mike, provides for speaker Indicative function so that the use state at the clear current teaching mike of speaker.

Wherein, mike 1 is built-in capacitance pick up, and built-in capacitance pick up has highly sensitive feature, it is possible to Audio collection is carried out like clockwork in 10 cm range；Audio emission antenna is the antenna using uhf band, radio band Use has regulation, and the transmission of voice signal uses uhf band it can be avoided that by the interference of other signals or avoid doing Disturb effective transmission of the use of other signals, beneficially voice signal, it is possible to be greatly improved transmission range and the matter of voice signal Amount.

Wherein, it is the antenna using 2.4G frequency range that PPT signal launches antenna, and the use of radio band has regulation, PPT Page turning signal uses 2.4G frequency range it can be avoided that disturbed or avoid interference using of other signals by other signals, it is possible to It is greatly improved the accuracy of PPT page turning signal.

Wherein, charging inlet 10 is MINI USB interface, is arranged at the bottom of microphone casing body 11, MINI USB interface Belong to general electricity charging interface, be applicable to general power supply unit, meet use standard.

When speaker carries out delivering a speech or when teaching demonstration, and speaker holds teaching mike, facing to teaching Mike The mike 1 at wind top or give a lecture, by Mike facing to the wear-type or clip-on microphone being plugged on teaching mike The voice signal that wind 1 or wear-type or clip-on microphone collect can be sent among digital transmission module, then, and should Voice signal is sent to audio emission antenna by digital transmission module, then outwards launches from audio emission antenna, now, The receiver completing RFID automatic frequency aligning with teaching mike is just able to receive that and plays the voice messaging from teaching mike, Make audience can hear the speech content that speaker is the cleanest.

When speaker has introduced the content of current PPT and needed to carry out PPT page turning when, speaker can click and set Put and select under key 5 or PPT, to select key 6, this push button signalling to be input to teaching control within mike on the PPT of teaching mike In molding block, then by control module, this push button signalling is sent in PPT control module, processed through PPT control module Push button signalling finally by PPT signal launch antenna launch, grafting on computers and with teaching mike mated Bluetooth adapter can receive the push button signalling from teaching mike, and be transferred to inside computer PPT is carried out upper page turning Or the operation of lower page turning, thus the mike that realizes imparting knowledge to students carries out the function of page turning to PPT.

When speaker is when carrying out delivering a speech or need during teaching demonstration to indicate emphasis demo content for audience Wait, iraser the function of teaching mike can be realized by the long key 4 that arranges being arranged on teaching mike of pressing, when Long press be arranged on teaching mike when key 4 is set, this push button signalling can be sent to teaching control mould within mike In block, then control module can produce an instruction, and this instruction is transferred to be arranged at the Laser emission mould bottom teaching mike In block 9, open iraser function, thus launch iraser signal, map out on the projection screen, refer to for audience Show the demo content of emphasis.

It is above preferable enforcement of the present utility model is illustrated, but this utility model is not limited to above-mentioned Embodiment, those of ordinary skill in the art also can make all equivalents on the premise of this utility model spirit Deformation or replacement, deformation or the replacement of these equivalents are all contained in the application claim limited range.

Claims

1. a band laser and the teaching mike of remote control PPT function, it is characterised in that: described teaching mike includes mike Housing (11) and the control module being arranged in described microphone casing body (11), for carry out audio frequency receive with the audio frequency sent at Reason module, for carry out the reception of automatic frequency aligning signal and transmission to frequency signal transmitting and receiving module, for sending PPT page turning signal Bluetooth PPT processing module, for launching the laser emitting module (9) of iraser signal, be used for showing the Mike that currently imparts knowledge to students The display screen (2) of wind state, for carrying out input control device and the power module of outside input, described control module is respectively With described audio processing modules, bluetooth PPT processing module, to frequency signal transmitting and receiving module, laser emitting module (9), display screen (2), input control device is connected with power module.

A kind of band laser the most according to claim 1 and the teaching mike of remote control PPT function, it is characterised in that: described Audio processing modules includes the mike (1) for gathering voice signal, for the outside external sound inputting audio frequency apparatus of grafting Frequently input interface, for carrying out the digital transmission module of Speech processing and for launching the audio emission sky of voice signal Line, described mike (1) and described external audio input interface are connected to described digital transmission module, described number Word transmitter module is connected with described audio emission antenna.

A kind of band laser the most according to claim 1 and the teaching mike of remote control PPT function, it is characterised in that: described Frequency signal transmitting and receiving module is included the RFID transceiver module for processing automatic frequency aligning signal and for receive with transmission the most right Frequently the RFID dual-mode antenna of signal, described RFID transceiver module is connected with described RFID dual-mode antenna.

A kind of band laser the most according to claim 1 and the teaching mike of remote control PPT function, it is characterised in that: described Bluetooth PPT processing module includes the PPT control module for processing PPT page turning signal and for sending the PPT of PPT page turning signal Signal launches antenna, and described PPT control module is launched antenna with described PPT signal and is connected.

A kind of band laser the most according to claim 1 and the teaching mike of remote control PPT function, it is characterised in that: described Power module includes the charging inlet (10) for grafting externally fed equipment, for managing power management module and the use of power supply In carrying out the built-in lithium battery of in-line power, described power management module respectively with described charging inlet (10) and built-in lithium Battery is connected.

A kind of band laser the most according to claim 2 and the teaching mike of remote control PPT function, it is characterised in that: described Mike (1) is arranged at the top of described microphone casing body (11), and described laser emitting module (9) is arranged at described microphone case The bottom of body (11).

A kind of band laser the most according to claim 1 and the teaching mike of remote control PPT function, it is characterised in that: described Input control device includes power supply/Menu key (3) for input button, described input button, arranges and select key on key (4), PPT (5), selecting key (6), volume plus key (7) and volume down key (8) under PPT, described display screen (2) is OLED display screen.

A kind of band laser the most according to claim 2 and the teaching mike of remote control PPT function, it is characterised in that: described Mike (1) is built-in capacitance pick up, and described audio emission antenna is the antenna using uhf band.

A kind of band laser the most according to claim 4 and the teaching mike of remote control PPT function, it is characterised in that: described It is the antenna using 2.4G frequency range that PPT signal launches antenna.

A kind of band laser the most according to claim 5 and the teaching mike of remote control PPT function, it is characterised in that: described Charging inlet (10) is MINI USB interface, is arranged at the bottom of described microphone casing body (11).