CN218549897U

CN218549897U - Novel wireless electronic signal transmitter

Info

Publication number: CN218549897U
Application number: CN202223174575.4U
Authority: CN
Inventors: 赵芳; 孙越; 李阁
Original assignee: Qiqihar Institute of Engineering
Current assignee: Qiqihar Institute of Engineering
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-02-28
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a novel wireless electronic signal transmitter, including the PCBA board, dispose signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit on the PCBA board, signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit electricity in proper order are connected, signal acquisition circuit passes through MIC and gathers audio signal, MIC coupling oscillating coil L2 through oscillating coil L2's range of adjusting audio signal, oscillating circuit includes the many control ends, through many control ends control oscillation frequency, frequency multiplier circuit is two frequencies, amplifier circuit includes three parallelly connected triodes for enlarge power output. This application is through oscillating circuit's many control end oscillation frequency, including electric capacity C2, electric capacity C3, oscillation coil L1 constitution oscillating circuit's three control end, realize the accurate control to frequency generator, make the wireless signal fidelity and the continuity that it sent.

Description

Novel wireless electronic signal transmitter

Technical Field

The utility model relates to a signalling field specifically is a novel wireless electron signal transmitter.

Background

The existing radio transmitter comprises a frequency generator for generating a signal at a first frequency; a digital divider circuit to divide the first frequency to generate a signal at a second frequency; a power amplifier for amplifying the signal at the second frequency to produce an output signal of a desired power; a control circuit adapted to adjust a noise performance of the digital frequency divider circuit based on the desired power. The frequency generator of the existing wireless electronic signal transmitter is difficult to control accurately, so that the wireless signal transmitted by the existing wireless electronic signal transmitter has distortion or discontinuity.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model provides a following technical scheme:

novel wireless electronic signal transmitter, including the PCBA board, dispose signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit on the PCBA board, signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit electricity in proper order are connected, signal acquisition circuit passes through MIC and gathers audio signal, MIC coupling oscillating coil L2 adjusts audio signal's scope through oscillating coil L2, oscillating circuit includes the many control ends, through many control ends control oscillation frequency, frequency multiplier circuit is two frequencies, amplifier circuit includes three parallelly connected triodes for enlarge power output.

Further, the oscillation circuit is formed by coupling a resistor R1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a thyristor V1 and an oscillation coil L1, the capacitor C2, the capacitor C3 and the oscillation coil L1 are electrically connected with one end of a conducting end of the thyristor V1 after being connected in parallel, the other end of the conducting end of the thyristor V1 is electrically connected with the resistor R2, the resistor R1 is connected with the capacitor C1 in series, a control end of the thyristor V1 is electrically connected with the resistor R1 and the capacitor C1, one end of the capacitor C6 is electrically connected with an adjusting end of the oscillation coil L1, and the other end of the capacitor C6 is electrically connected with a frequency doubling signal.

Further, the signal acquisition circuit is in radio connection with the oscillation circuit, and is coupled by the MIC, the resistor R3, the resistor R4, the resistor R5, the capacitor C7, the capacitor C8, the capacitor C9, the capacitor C10, the capacitor C11, the capacitor C12, the thyristor V2 and the oscillation coil L2.

Further, the frequency doubling circuit is coupled by a resistor R6, a resistor R7, a capacitor C13, a capacitor C14, a capacitor C15, a capacitor C11, an oscillation coil L4 and a thyristor V4, and the number of turns of the oscillation coil L4 is 1/2 of the number of turns of the oscillation coil L1.

Further, the control ends of three parallel triodes of the amplifying circuit are electrically connected with the frequency doubling circuit, the output ends of the three parallel triodes are respectively electrically connected with a capacitor and a resistor which are connected in parallel, the amplifying circuit comprises an oscillating coil L3, and the number of turns of the oscillating coil L3 is 1/2 of the number of turns of the oscillating coil L1.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this application is through oscillating circuit's many control end oscillation frequency, including electric capacity C2, electric capacity C3, oscillation coil L1 constitution oscillating circuit's three control end, realize the accurate control to frequency generator, make the wireless signal fidelity and the continuity that it sent.

Drawings

FIG. 1 is a block diagram of the system of the present application;

FIG. 2 is a circuit schematic of the oscillator circuit of the present application;

FIG. 3 is a circuit schematic of the signal acquisition circuit of the present application;

FIG. 4 is a schematic circuit diagram of a frequency multiplier circuit of the present application;

fig. 5 is a schematic circuit diagram of the amplifier circuit of the present application.

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 efforts all belong to the protection scope of the present invention.

The utility model discloses a novel wireless electronic signal transmitter, as shown in figure 1, including the PCBA board, dispose signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit on the PCBA board, signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit electricity connection in proper order, signal acquisition circuit passes through MIC and gathers audio signal, MIC coupling oscillating coil L2 adjusts audio signal's scope through oscillating coil L2, oscillating circuit includes the multiple control end, through the multiple control end control oscillation frequency, frequency multiplier circuit is twice frequently, amplifier circuit includes three parallelly connected triodes for enlarge power output. This application is through oscillating circuit's many control end oscillation frequency, including electric capacity C2, electric capacity C3, oscillation coil L1 constitution oscillating circuit's three control end, realize the accurate control to frequency generator, make the wireless signal fidelity and the continuity that it sent.

Preferably, as shown in fig. 3, the oscillation circuit is formed by coupling a resistor R1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a thyristor V1, and an oscillation coil L1, the capacitor C2, the capacitor C3, and the oscillation coil L1 are electrically connected to one end of the conduction end of the thyristor V1 after being connected in parallel, (which constitutes three control ends of the oscillation circuit), the other end of the conduction end of the thyristor V1 is electrically connected to the resistor R2, the resistor R1 is connected to the capacitor C1 in series, the control end of the thyristor V1 is electrically connected to the resistor R1 and the capacitor C1, one end of the capacitor C6 is electrically connected to the adjustment end of the oscillation coil L1, and the other end of the capacitor C6 is electrically connected to the frequency doubling signal.

Preferably, as shown in fig. 2, the signal acquisition circuit is connected to the oscillation circuit by radio, and the signal acquisition circuit is coupled by MIC, resistor R3, resistor R4, resistor R5, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, thyristor V2, and oscillation coil L2.

Preferably, as shown in fig. 4, the frequency doubling circuit is coupled by a resistor R6, a resistor R7, a capacitor C13, a capacitor C14, a capacitor C15, a capacitor C11, an oscillation coil L4, and a thyristor V4, and the number of turns of the oscillation coil L4 is 1/2 of the number of turns of the oscillation coil L1.

Preferably, as shown in fig. 5, the control ends of three parallel triodes of the amplifying circuit are electrically connected to the frequency doubling circuit, the output ends of the three parallel triodes are respectively electrically connected to a parallel capacitor and a parallel resistor, the amplifying circuit includes an oscillating coil L3, and the number of turns of the oscillating coil L3 is 1/2 of the number of turns of the oscillating coil L1.

In a specific embodiment, the utility model discloses a novel wireless electronic signal transmitter, as shown in fig. 1-5, including the PCBA board, the PCBA board is configured with signal acquisition circuit, oscillating circuit, frequency doubling circuit, amplifier circuit, signal acquisition circuit, oscillating circuit, frequency doubling circuit, amplifier circuit electricity in proper order connect, the signal acquisition circuit passes through MIC collection audio signal, MIC coupling oscillating coil L2 adjusts the scope of audio signal through oscillating coil L2, the oscillating circuit includes many control terminals, through many control terminal control oscillation frequency, frequency doubling circuit is two times of frequency, amplifier circuit includes three parallelly connected triodes for enlarging power and defeated; the oscillation circuit is formed by coupling a resistor R1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a thyristor V1 and an oscillation coil L1, the capacitor C2, the capacitor C3 and the oscillation coil L1 are connected in parallel and then electrically connected with one end of the conducting end of the thyristor V1 to form three control ends of the oscillation circuit, the other end of the conducting end of the thyristor V1 is electrically connected with the resistor R2, the resistor R1 is connected with the capacitor C1 in series, the control end of the thyristor V1 is electrically connected with the resistor R1 and the capacitor C1, one end of the capacitor C6 is electrically connected with the adjusting end of the oscillation coil L1, and the other end of the capacitor C6 is electrically connected with a frequency doubling signal; the signal acquisition circuit is in radio connection with the oscillation circuit and is coupled by an MIC (microphone), a resistor R3, a resistor R4, a resistor R5, a capacitor C7, a capacitor C8, a capacitor C9, a capacitor C10, a capacitor C11, a capacitor C12, a thyristor V2 and an oscillation coil L2; the frequency doubling circuit is coupled by a resistor R6, a resistor R7, a capacitor C13, a capacitor C14, a capacitor C15, a capacitor C11, an oscillation coil L4 and a thyristor V4, and the number of turns of the oscillation coil L4 is 1/2 of that of the oscillation coil L1; the control ends of three triodes connected in parallel of the amplifying circuit are electrically connected with the frequency doubling circuit, the output ends of the three triodes connected in parallel are respectively and electrically connected with a capacitor and a resistor which are connected in parallel, the amplifying circuit comprises an oscillating coil L3, and the number of turns of the oscillating coil L3 is 1/2 of the number of turns of the oscillating coil L1. This application is through oscillating circuit's many control end oscillation frequency, including electric capacity C2, electric capacity C3, oscillation coil L1 constitution oscillating circuit's three control end, realize the accurate control to frequency generator, make the wireless signal fidelity and the continuity that it sent.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel wireless electronic signal transmitter, a serial communication port, including the PCBA board, dispose signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit on the PCBA board, signal acquisition circuit, oscillating circuit, frequency multiplier circuit, amplifier circuit electricity connection in proper order, the signal acquisition circuit passes through MIC and gathers audio signal, MIC coupling oscillating coil L2 adjusts audio signal's scope through oscillating coil L2, oscillating circuit includes many control ends, through many control ends control oscillation frequency, frequency multiplier circuit is two frequencies, amplifier circuit includes three parallelly connected triodes for enlarge power output.

2. The novel wireless electronic signal transmitter of claim 1, wherein the oscillation circuit is formed by coupling a resistor R1, a resistor R2, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a thyristor V1 and an oscillation coil L1, the capacitor C2, the capacitor C3 and the oscillation coil L1 are electrically connected with one end of a conducting end of the thyristor V1 after being connected in parallel, the other end of the conducting end of the thyristor V1 is electrically connected with the resistor R2, the resistor R1 is connected with the capacitor C1 in series, a control end of the thyristor V1 is electrically connected with the resistor R1 and the capacitor C1, one end of the capacitor C6 is electrically connected with an adjusting end of the oscillation coil L1, and the other end of the capacitor C6 is electrically connected with a frequency doubling signal.

3. The novel wireless electronic signal transmitter of claim 1, wherein the signal acquisition circuit is in radio connection with the oscillation circuit, and the signal acquisition circuit is coupled by MIC, resistor R3, resistor R4, resistor R5, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, thyristor V2 and oscillation coil L2.

4. The novel wireless electronic signal transmitter of claim 1, wherein the frequency doubling circuit is coupled by a resistor R6, a resistor R7, a capacitor C13, a capacitor C14, a capacitor C15, a capacitor C11, an oscillation coil L4 and a thyristor V4, and the number of turns of the oscillation coil L4 is 1/2 of the number of turns of the oscillation coil L1.

5. The novel wireless electronic signal transmitter of claim 1, wherein the control terminals of the three parallel triodes of the amplifying circuit are electrically connected to a frequency doubling circuit, the output terminals of the three parallel triodes are respectively electrically connected to a parallel capacitor and a parallel resistor, the amplifying circuit comprises an oscillating coil L3, and the number of turns of the oscillating coil L3 is 1/2 of the number of turns of the oscillating coil L1.