CN2315726Y - Signal transmission device for radio fuse - Google Patents

Abstract

The utility model relates to a signal transmission universal device which transmits a doppler signal which is generated when a radio fuse on a test projectile works from the test projectile into a ground signal processing device. The doppler signal is carried out the conditioning by V-F conversion with a signal conversion circuit on the projectile to which electricity is respectively supplied with a battery and a power supply conversion circuit, and then is converted into an optical signal and is transmitted to a ground receiving device through an optical fiber; the optical signal is restored to the electric signal by carrying out the photoelectric conversion again, and the doppler signal is restored through the conditioning circuit again. The device realizes universalization, the power supply of the circuit on the projectile has high efficiency, and the optical fiber transmission has the interference rejection property; the ground receiving circuit is simple, convenient and reliable, signal restoration is true, and test precision is high.

Description

A kind of electronic fuse signal transmitting apparatus

The utility model relates to signal transmission fexible unit, particularly is a kind of electronic fuse signal transmitting apparatus.

Existing electronic fuse signal transmitting apparatus, the Doppler signal that produces when promptly electronic fuse being worked imports the transmitting device of ground signal processing device into from the test bullet, three kinds of cable transmission, sonic transmissions and Optical Fiber Transmission are arranged, but all be a certain fuse special use, can not realize generalization.And there is very big interference in cable transmission; Sonic transmissions also has interference problem, also is subjected to distance limit.

The purpose of this utility model provides a kind of electronic fuse signal transmitting apparatus with versatility.

For finishing the electronic fuse signal transmitting apparatus that goal of the invention designs, is made up of signaling conversion circuit, signal transmission passage and ground signal change-over circuit that test plays on the body, its signal transmission passage is the signaling conversion circuit on the connection body and the optical fiber of ground receiving circuit; Signaling conversion circuit on the body is accepted circuit, V-F translation circuit, fuze circuit, light signal radiating circuit, negative reception circuit and battery pack, power converting circuit and electric source monitoring circuit by positive signal and is formed; The ground receiving circuit receives change-over circuit, signal of telecommunication shaping circuit and F-V translation circuit by light signal and forms.Its course of work is, fuse to be measured on the bullet and the bullet route that powers on is loaded on battery-powered in the bullet, and at work, electronic fuse is spatial emission electromagnetic wave towards periphery constantly.After the electronic fuse work because relative motion produces Doppler signal, circuit is modulated this signal process V-F conversion on the bullet, be converted to light signal then, reach ground receiving wastewater facility via optical fiber again, receiving system carries out opto-electronic conversion again light signal is reduced to the signal of telecommunication, and the signal of telecommunication is reduced to Doppler signal through modulation circuit.

In embodiment of the present utility model, power converting circuit in the signaling conversion circuit on the body and electric source monitoring circuit are by U1 integrated package MC33063A1, U2, U3 regulator block LM317, U5, U6 integrated package LM358, U8 integrated package LM331, U4 integrated package MAX765 and U7 integrated package MAX933 form, the pin 2 of U1 integrated package MC33063A1 is through inductance L 1, L2 and capacitor C 1, C2 meets the U7 integrated package MAX933 of light signal radiating circuit and electric source monitoring circuit, three pin of U2 regulator block LM317 meet U6 integrated package LM358, and the pin 3 of U6 integrated package LM358 meets fuse positive voltage signal+V _InPin 1, pin 2 meet the U8 integrated package LM331 of V-F translation circuit, pin 5 input fusee signals, pin 6, pin 7 export power supply monitoring signal circuit U7 integrated package MAX933 to, the pin 3 of U3 regulator block LM317 connects pin 6, the pin 7 of U4 integrated package MAX765, and it is positive-negative power supply that the pin 1 of U4 integrated package MAX765 meets U5 integrated package LM358.And the U10 integrated package AD650 of the F-V translation circuit of ground receiving circuit is the negative and positive dual power power supply, photodiode D10 and U11 integrated package MAX931 constitute the photosignal change-over circuit, pin 3, the pin 4 of photodiode D10 and U11 integrated package MAX931 join, be connected to resistance R 8 between the pin 1 of U11 integrated package MAX931 and the pin 3, the signal of telecommunication is by the pin 8 of U11 integrated package MAX931, export the base stage of triode BG4 to through resistance R 9, the signal of telecommunication after the shaping is inputed to the pin 9 of U10 integrated package AD650 through capacitor C 7 by the emitter of triode BG4.The pin 3 of U9 integrated package LM317 meets U11 integrated package MAX931 and the triode BG4 that light signal receives change-over circuit, is imported through the pin 9 of U10 integrated package AD650 by the voltage-frequency signal of F-V translation circuit output, and the voltage signal of reduction is by pin 1 output.

Below in conjunction with accompanying drawing the utility model is described.

Fig. 1 is the block diagram of the utility model electronic fuse signal universal optical fibre transmitting device.

Fig. 2 is signaling conversion circuit figure on the body of the present utility model.

Fig. 3 is the utility model ground receiving circuit figure.

As shown in Figure 1, signaling conversion circuit is made up of positive receiving circuit, V-F translation circuit, fuze circuit and light signal radiating circuit, electric source monitoring circuit and negative reception circuit on the utility model electronic fuse signal universal optical fibre transmitting device bullet, is powered respectively through power converting circuit by battery pack; Its ground signal change-over circuit receives change-over circuit, signal of telecommunication shaping circuit, F-V translation circuit by light signal and forms; What connect signaling conversion circuit on the body and ground receiving circuit is optical fiber.

As shown in Figure 2, the power converting circuit in the signaling conversion circuit on the body has adopted the DC-DC power IC, its power-efficient height.DC-DC power IC U1 integrated package MC33063A1 handle+30V power conversion is+the 5V power supply to purify the U7 integrated package MAX933 that filtering outputs to light signal radiating circuit and electric source monitoring circuit by pin 2 through inductance L 1, L2 and electric capacity 1, C2.Fuse power supply circuits in the circuit are made of U2 regulator block LM317, and different voltage outputs are finished by transformation resistance Rx.Because the pressure reduction little (being not more than 10V) of input, output, the dissipation power of U2 regulator block LM317 is very little, can be without the DC-DC converter.Three pin of U2 regulator block LM317 are exported different fuse required voltages and are supplied with tested fuse and U6 integrated package LM358.Two operational amplifiers are arranged among the U6 integrated package LM358, all be connected into the emitter follower form, wherein, output to U8 integrated package LM331 by pin 1, pin 2 through diode D4 and carry out the V-F conversion by pin 3 input fuse positive voltage signal.Another emitter follower exports electric source monitoring circuit U7 integrated package MAX933 by pin 5 input fusee signals to by pin 6, pin 7.Electric source monitoring circuit is monitored the having or not of measured signal of the voltage swing of battery pack and fuse respectively, and shows with red D6 luminous tube and green D7 luminous tube respectively: the bright expression cell voltage of red light deficiency needs charging; The bright expression of green light is worked.Another U3 regulator block LM317 is transformed to cell voltage+20V, export pin 6, the pin 7 of positive and negative DC-DC power conversion integrated package U4 integrated package MAX765 to by its pin 3, MAX765 is transformed to negative voltage-20V through the U4 integrated package, exports U5 integrated package LM358 to by pin 1.U5 integrated package LM358 is a positive-negative power supply, its two operational amplifiers are connected into emitter follower and inverter respectively, wherein the fuse negative pressure signal is by 3 inputs of emitter follower pin, 2 outputs of pin 1, pin, become equivalent positive voltage signal after anti-phase and input to U8 integrated package LM331 by pin 7 through diode D8 and carry out the V-F conversion to inverter pin 6 through resistance R 6.Negative electricity source generating circuit in the circuit is made of U4 integrated package MAX765, and in order not influence the operate as normal of fuze circuit, positive and negative input signal all receives with the follower buffering.Core in this circuit is V-F conversion U8 integrated package LM331, and it is by the power supply single power supply of fuze circuit, and by pin 7 inputs, frequency signal outputs to the fiber-optic signal radiating circuit by pin 3 to fusee signal through resistance R 5.The light signal radiating circuit is made up of three tool triode BG1, BG2, BG3 and light-emitting tube D9, frequency signal is inputed to the base stage of triode BG1 by capacitor C 3, collector electrode by triode BG1 amplifies the base stage that outputs to triode BG2 through capacitor C 5, triode BG2 is an emitter follower, output to the switching circuit of triode BG3 by its emitter, light-emitting tube D9 directly goes here and there on the collector electrode of triode BG3, finishes the conversion of the signal of telecommunication to light signal.

As shown in Figure 3, the ground signal change-over circuit is that the light signal that will transmit in the optical fiber becomes the signal of telecommunication and restores a F-V converting means of tested Doppler signal.Receiving element in the circuit is PIN type photodiode D10.Photodiode D10 and U11 integrated package MAX931 constitute the photosignal change-over circuit, pin 3, the pin 4 of photodiode D10 and U11 integrated package MAX931 join, be connected to resistance R 8 between the pin 1 of U11 integrated package MAX931 and the pin 3, the signal of telecommunication is by the pin 8 of U11 integrated package MAX931, export the base stage of triode BG4 to through resistance R 9, and the signal of telecommunication after the shaping is inputed to the pin 9 of U10 integrated package AD650 through capacitor C 7 by the emitter of triode BG4.And the F-V conversion integrated package in the receiving circuit is U10 integrated package AD650, powers with negative and positive dual power.U9 integrated package LM317 is transformed to positive supply+and the 5V power supply is by pin 3 outputs, and supply with photoelectricity and receive change-over circuit U11 integrated package MAX931 and triode BG4; Voltage-frequency signal by photoelectric switching circuit output is imported through the pin 9 of U10 integrated package AD650, and the voltage signal of reduction is by pin 1 output.As U11 integrated package MAX931 that has the reference voltage comparator and triode BG4, its peripheral circuit only has four resistance and an electric capacity, be resistance R 8, R9, R10, R11 and capacitor C 7, but under single positive 5 volts of power supplys, realized the successful conversion of light signal to electric voltage frequency.And in the existing photoelectricity receiving circuit, mostly be based on negative and positive dual power, make preamplifier with the high impedance field effect transistor, and also more complicated of peripheral circuit.

The various functional circuits of circuit are finished the power supply task by power converting circuit on the bullet of the utility model electronic fuse signal transmitting apparatus, have realized the generalization requirement of device, and power-efficient also improves greatly; And Optical Fiber Transmission is anti-interference, also is not subjected to distance limit, and its ground receiving processing circuit is easy to be reliable, and versatility is good, and recovering signal is true, the measuring accuracy height.

Claims (3)

1, a kind of electronic fuse signal transmitting apparatus, by the signaling conversion circuit on the test bullet body, signal transmission passage and ground signal change-over circuit are formed, and it is characterized in that said signal transmission passage is to connect the signaling conversion circuit on the body and the optical fiber of ground receiving circuit; Signaling conversion circuit on the said body is made up of positive receiving circuit, V-F translation circuit, fuze circuit, light signal radiating circuit, negative reception circuit and battery pack, power converting circuit and electric source monitoring circuit; Said ground receiving circuit receives change-over circuit, signal of telecommunication shaping circuit and F-V translation circuit by light signal and forms.

2, electronic fuse signal transmitting apparatus according to claim 1, it is characterized in that power converting circuit in the signaling conversion circuit on the said body and electric source monitoring circuit are by U1 integrated package MC33063A1, U2, U3 regulator block LM317, U5, U6 integrated package LM358, U8 integrated package LM331, U4 integrated package MAX765 and U7 integrated package MAX933 form, the pin 2 of U1 integrated package MC33063A1 is through inductance L 1, L2 and capacitor C 1, C2 meets the U7 integrated package MAX933 of light signal radiating circuit and electric source monitoring circuit, three pin of U2 regulator block LM317 meet U6 integrated package LM358, the pin 3 of U6 integrated package LM358 meets fuse positive voltage signal+Vin, pin 1, pin 2 meets the U8 integrated package LM331 of V-F translation circuit, pin 5 input fusee signals, pin 6, pin 7 exports power supply monitoring signal circuit U7 integrated package MAX933 to, the pin 3 of U3 regulator block LM317 connects the pin 6 of U4 integrated package MAX765, pin 7, it is positive-negative power supply that the pin 1 of U integrated package MAX765 meets U5 integrated package LM358.

3, electronic fuse signal transmitting apparatus according to claim 1, the U10 integrated package AD650 that it is characterized in that the F-V translation circuit of said ground receiving circuit powers with negative and positive dual power, photodiode D10 and U11 integrated package MAX931 constitute the photosignal change-over circuit, the pin 3 of photodiode D10 and U11 integrated package MAX931, pin 4 joins, be connected to resistance R 8 between the pin 1 of U11 integrated package MAX931 and the pin 3, the signal of telecommunication is by the pin 8 of U11 integrated package MAX931, export the base stage of triode BG4 to through resistance R 9, the signal of telecommunication after the shaping is inputed to the pin 9 of U10 integrated package AD650 through capacitor C 7 by the emitter of triode BG4, the pin 3 of U9 integrated package LM317 meets U11 integrated package MAX931 and the triode BG4 that light signal receives change-over circuit, voltage-frequency signal by the output of F-V translation circuit is imported through the pin 9 of U10 integrated package AD650, and the voltage signal of reduction is by pin 1 output.

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