CN211791495U

CN211791495U - Signal transmitting device based on JT-300T transmitter

Info

Publication number: CN211791495U
Application number: CN202020523717.5U
Authority: CN
Inventors: 周黎; 兰通旻
Original assignee: Chongqing Jiantao Technology Co ltd
Current assignee: Chongqing Jiantao Technology Co ltd
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-10-27
Anticipated expiration: 2030-04-11

Abstract

The utility model discloses a signal emission device based on JT-300T transmitter, explain transmitter, power module including transmitter, ear-hung receiver, charging base, JT-300T, the top left side threaded connection of transmitter has signal transmitter, the positive fixed mounting of transmitter has the display screen, the below of display screen is provided with the key of transferring on, the right side of key of transferring on is provided with down the key, the right side of down the key is provided with the function key, the utility model discloses at this product primary function, through JT-300T transmitter, with the sound source of the equipment of guide or audio output, gather the code, send through the wireless chip modulation. Through JT-300R receiver, with the signal that wireless receipt, decode reduction journey audio signal, through audio frequency selection circuit after, use power amplifier chip to amplify the signal, transmit for the earphone loudspeaker and play out.

Description

Signal transmitting device based on JT-300T transmitter

Technical Field

The utility model relates to a technical field of signal transmission device especially relates to a signal transmission device based on JT-300T transmitter.

Background

The radio transmitter is composed of a high frequency carrier oscillator (generally 30-450 mhz) capable of generating constant amplitude oscillation and a low frequency oscillator for generating low frequency modulation signal. The circuits used to generate carrier frequency vibrations and modulated oscillations typically have: multiple-wiper oscillators, complementary oscillators, quartz crystal oscillators, and the like.

The existing short-distance signal transmitting device is not convenient to use, and a signal transmitting device based on a JT-300T transmitter is provided, so that the tourist can be ensured to increase the experience effect in explaining and using.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a signal transmitting device based on a JT-300T transmitter.

In order to achieve the above purpose, the utility model adopts the following technical scheme: including transmitter, supra-aural receiver, charging base, JT-300T explanation transmitter, power module, the top left side threaded connection of transmitter has signal transmitter, the positive fixed mounting of transmitter has the display screen, the below of display screen is provided with the key of transferring upward, the right side of the key of transferring upward is provided with down the key, the right side of key is provided with the function key down, the right side of function key is provided with withdraws from the key, the mute key is installed in the left side of supra-aural receiver, the top of mute key is installed and is added the key, the positive top of supra-aural receiver is provided with earphone channel selection key, the top of supra-aural receiver is rotated and is connected with the ear-hook, evenly distributed's the recess that charges is seted up to the top of charging base.

In a preferred embodiment: the JT-300T explanation transmitter is connected with a JT-300R explanation receiver I through a wireless signal, the JT-300T explanation transmitter is connected with a JT-300R explanation receiver II through a wireless signal, and the JT-300T explanation transmitter is connected with a JT-300R explanation receiver N through a wireless signal.

In a preferred embodiment: the output end of the power supply module is electrically connected with the input end of the power supply module, the output end of the power supply module is electrically connected with the input end of the single chip microcomputer, the input end of the single chip microcomputer is electrically connected with the output end of the modulation wireless transmission module, and the input end of the modulation wireless transmission module is electrically connected with the output end of the audio output module.

In a preferred embodiment: the input end of the single chip microcomputer is electrically connected with the output end of the one-key code matching module, the input end of the one-key code matching module is electrically connected with the output end of the code matching module, the output end of the single chip microcomputer is electrically connected with the input end of the acquisition coding module, and the output end of the acquisition coding module is electrically connected with the input end of the wireless transceiving module.

In a preferred embodiment: the output end of the wireless transceiving module is electrically connected with the input end of the decoding and restoring audio module, the output end of the decoding and restoring audio module is electrically connected with the input end of the functional signal amplifying module, and the output end of the functional signal amplifying module is electrically connected with the input end of the transmission loudspeaker playing module.

In a preferred embodiment: the type of the single chip microcomputer is SC51F2832, the type of a chip of the wireless transceiver module is BK4818, and the type of a chip of the functional signal amplification module is LM 4890S.

In a preferred embodiment: the right side of transmitter is provided with the transmitter power, be provided with wired hole of charging in the middle of the top of transmitter, the bottom of transmitter is provided with wireless charging base, the right side of ear-hang receiver is provided with earphone power key, the top right side of transmitter is provided with the plug-in microphone hole.

The utility model discloses following beneficial effect has:

1. the utility model discloses at this product primary function, through JT-300T transmitter, with the sound source of the equipment of guide's or audio output, gather the code, send through the wireless chip modulation. Through JT-300R receiver, with the signal that wireless receipt, decode reduction journey audio signal, through audio frequency selection circuit after, use power amplifier chip to amplify the signal, transmit for the earphone loudspeaker and play out.

2. The utility model discloses the innovation point of this product: the transmitter adjusts two kinds of transmitting power according to the setting mode: one is to explain the power in normal use, which is relatively far away and can usually reach a 200 meter reception range. The other type is when setting up the mode of checking the code, can adopt low-power transmission to carry out a key to the code operation at the receiver within 2 meters on every side, avoid every receiver button to select the loaded down with trivial details work of frequency channel, make things convenient for the high-efficient system frequency channel that sets up of guide, provide the visitor and experience the effect.

Drawings

Fig. 1 is a schematic structural diagram of a signal transmitting device based on JT-300T transmitter according to the present invention;

fig. 2 is a schematic structural diagram of an earphone receiver of a signal transmitting device based on JT-300T transmitter according to the present invention;

fig. 3 is a charging base of an earphone receiver of a signal transmitting device based on JT-300T transmitter according to the present invention;

fig. 4 is a schematic flow chart of transmitting and receiving of a signal transmitting device based on JT-300T transmitter according to the present invention;

fig. 5 is a flow chart of a transmitter and receiver system of a signal transmitting device based on JT-300T transmitter according to the present invention.

Illustration of the drawings:

1-transmitter, 2-signal transmitter, 3-display screen, 4-up key, 5-down key, 6-function key, 7-exit key, 8-ear hanging receiver, 9-down key, 10-plus key, 11-earphone channel selection key, 12-ear hanging, 13-charging base, 14-charging groove, 15-JT-300T explanation transmitter, 16-JT-300R explanation receiver I, 17-JT-300R explanation receiver II, 18-JT-300R explanation receiver N, 19-power module, 20-power module, 21-single chip, 22-modulation wireless transmission module, 23-audio output module, 24-one key pair code module, 25-set pair code module, 26-acquisition coding module, 27-wireless transceiving module, 28-decoding and restoring audio module, 29-functional signal amplification module, 30-transmission loudspeaker playing module, 31-emitter power supply, 32-earphone power supply key, 33-wired charging hole, 34-wireless charging base and 35-plug microphone hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: including transmitter 1, the supra-aural receiver 8, charging base 13, JT-300T explains transmitter 15, power module 19, the top left side threaded connection of transmitter 1 has signal transmitter 2, the positive fixed mounting of transmitter 1 has display screen 3, the below of display screen 3 is provided with the key 4 of transferring upward, the right side of key 4 of transferring upward is provided with down key 5, the right side of down key 5 is provided with function key 6, the right side of function key 6 is provided with withdraws from key 7, the left side of the supra-aural receiver 8 is installed and is subtracted sound key 9, add sound key 10 is installed to the top of subtracting sound key 9, the positive top of the supra-aural receiver 8 is provided with earphone channel selection key 11, the top of the supra-aural receiver 8 rotates and is connected with ear-hang 12, charging base 13's top is seted up evenly distributed's charging groove 14.

Referring to fig. 1-4, the present invention provides the following technical solutions: JT-300T explains transmitter 15 has JT-300R explanation receiver 16 through wireless signal connection, JT-300T explains transmitter 15 has JT-300R explanation receiver two 17 through wireless signal connection, JT-300T explains transmitter 15 has JT-300R explanation receiver N18 through wireless signal connection, through JT-300T transmitter, with the sound source of the equipment of guide or audio output, gather the code, send through wireless chip modulation, through JT-300R receiver, with the wireless signal of receiving, decode reduction journey audio signal, after audio selection circuit, use power amplifier chip to amplify the signal, transmit for the earphone loudspeaker and play out.

Please refer to 1-5, the present invention provides the following technical solutions: the output end of the power supply module 19 is electrically connected with the input end of the power supply module 20, the output end of the power supply module 20 is electrically connected with the input end of the singlechip 21, the input end of the singlechip 21 is electrically connected with the output end of the modulation wireless transmission module 22, the input end of the modulation wireless transmission module 22 is electrically connected with the output end of the audio output module 23, the input end of the singlechip 21 is electrically connected with the output end of the one-key code-pair module 24, the input end of the one-key code-pair module 24 is electrically connected with the output end of the setting code-pair module 25, when the code-pair mode is set, low-power emission is adopted, so that one-key code-pair operation is carried out on receivers within about 2 meters around, the tedious work of selecting frequency bands by each receiver key is avoided, the tour guide is convenient to efficiently set the system frequency bands, and the output end, the output end of the collecting and coding module 26 is electrically connected with the input end of the wireless transceiver module 27, the output end of the wireless transceiver module 27 is electrically connected with the input end of the decoding and restoring audio module 28, the output end of the decoding and restoring audio module 28 is electrically connected with the input end of the functional signal amplification module 29, the output end of the functional signal amplification module 29 is electrically connected with the input end of the transmission horn playing module 30, the model of the single chip microcomputer 21 is SC51F2832, the model of the chip of the wireless transceiver module 27 is BK4818, the model of the chip of the functional signal amplification module 29 is LM4890S, the right side of the transmitter 1 is provided with the transmitter power supply 31, the middle of the top of the transmitter 1 is provided with a wired charging hole 33, the bottom of the transmitter 1 is provided with a wireless charging base 34, the right side of the ear-hung receiver 8 is.

The utility model discloses theory of operation and flow: the utility model inputs voice through the microphone inserted in the microphone hole 35 after the transmitter power supply 31 is opened, the transmitter 1 has the signal transmitter 2 to transmit voice signals, the electric quantity and the signals of the signal transmitter can be seen through the display screen 3, the matching code is also provided, the upper surface of the transmitter 1 is also provided with the up-adjusting key 4 and the down-adjusting key 5 to set the matching code, the explanation can be started through the function key 6, the exit key 7 is the switch of the power supply, one side of the ear-hung receiver 8 is provided with the button sound reducing key 9 and the sound adding key 10 for reducing the shade, the right side of the ear-hung receiver 8 is provided with the earphone power key 32, the upper surface of the ear-hung receiver 8 is provided with the earphone channel selecting key 11 to select channels, the ear-hung 12 is arranged above the ear-hung receiver 8 to be hung on ears by a proper angle for tourists to use, thirty charging grooves 14 are arranged on the charging base 13, which can charge a plurality of transmitters 1, the bottom of the transmitter 1 is provided with a wireless charging base 34, the middle position of the top of the transmitter 1 is provided with a wired charging hole 33, the main transceiving process is that a JT-300T explaining transmitter 15 transmits voice signals, a JT-300R explaining receiver 16, a JT-300R explaining receiver 17 and a JT-300R explaining receiver N18 receive the voice signals through the JT-300R and convert the signals into voice to tourists, the main process is that the singlechip 21 supplies power through a power supply module 20 supported by the power module 19, when the audio output module 23 outputs voice, the wireless transmitting module 22 transmits the voice signals, and the signals are transmitted to the acquisition and coding module 26 to acquire the signals after being received by the singlechip 21, the voice is received by the wireless transceiver module 27, then decoded and restored by the audio decoding module 28, amplified by the functional signal amplifying module 29, and played by the transmission speaker playing module 30.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a signal emission device based on JT-300T transmitter, includes transmitter (1), supra-aural receiver (8), charging base (13), JT-300T explanation transmitter (15), power module (19), its characterized in that: the left side of the top of the emitter (1) is connected with a signal emitter (2) through a thread, a display screen (3) is fixedly arranged on the front surface of the emitter (1), an up-regulation key (4) is arranged below the display screen (3), a down-regulation key (5) is arranged on the right side of the up-regulation key (4), a function key (6) is arranged on the right side of the down-regulation key (5), the right side of the function key (6) is provided with an exit key (7), the left side of the ear-hung receiver (8) is provided with a sound reduction key (9), a tuning key (10) is arranged above the sound reduction key (9), an earphone channel selection key (11) is arranged above the front surface of the ear-hung receiver (8), the top of the ear-hung receiver (8) is rotationally connected with an ear-hung (12), charging grooves (14) which are uniformly distributed are formed above the charging base (13).

2. The JT-300T transmitter-based signal transmitting apparatus of claim 1, wherein: the JT-300T explanation transmitter (15) is connected with a JT-300R explanation receiver I (16) through a wireless signal, the JT-300T explanation transmitter (15) is connected with a JT-300R explanation receiver II (17) through a wireless signal, and the JT-300T explanation transmitter (15) is connected with a JT-300R explanation receiver N (18) through a wireless signal.

3. The JT-300T transmitter-based signal transmitting apparatus of claim 1, wherein: the output of power module (19) and the input electric connection of power module (20), the output of power module (20) and the input electric connection of singlechip (21), the input of singlechip (21) and the output electric connection of modulation wireless transmission module (22), the input of modulation wireless transmission module (22) and the output electric connection of audio output module (23).

4. A JT-300T transmitter based signal transmitting apparatus as claimed in claim 3, wherein: the input end of the single chip microcomputer (21) is electrically connected with the output end of the one-key code matching module (24), the input end of the one-key code matching module (24) is electrically connected with the output end of the setting code matching module (25), the output end of the single chip microcomputer (21) is electrically connected with the input end of the acquisition coding module (26), and the output end of the acquisition coding module (26) is electrically connected with the input end of the wireless transceiving module (27).

5. The JT-300T transmitter-based signal transmitting apparatus of claim 4, wherein: the output end of the wireless transceiving module (27) is electrically connected with the input end of the decoding and restoring audio module (28), the output end of the decoding and restoring audio module (28) is electrically connected with the input end of the functional signal amplification module (29), and the output end of the functional signal amplification module (29) is electrically connected with the input end of the transmission loudspeaker playing module (30).

6. The JT-300T transmitter-based signal transmitting apparatus of claim 5, wherein: the type of the single chip microcomputer (21) is SC51F2832, the type of a chip of the wireless transceiver module (27) is BK4818, and the type of a chip of the functional signal amplification module (29) is LM 4890S.

7. The JT-300T transmitter-based signal transmitting apparatus of claim 1, wherein: the right side of transmitter (1) is provided with transmitter power (31), be provided with wired hole (33) that charges in the middle of the top of transmitter (1), the bottom of transmitter (1) is provided with wireless charging base (34), the right side of ear-hang receiver (8) is provided with earphone power key (32), the top right side of transmitter (1) is provided with and inserts words section of thick bamboo hole (35).