CN213987504U - Inertia trigger fuse circuit - Google Patents
Inertia trigger fuse circuit Download PDFInfo
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- CN213987504U CN213987504U CN202023313010.0U CN202023313010U CN213987504U CN 213987504 U CN213987504 U CN 213987504U CN 202023313010 U CN202023313010 U CN 202023313010U CN 213987504 U CN213987504 U CN 213987504U
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Abstract
The utility model provides an inertia triggers fuze circuit, power conversion chip N2 introduces mains voltage through socket P2, and power conversion chip N2 converts the voltage VIN of input and exports to voltage VCC; the reset pin of the singlechip N1 is connected with a voltage VIN, the high-low level state of the reset pin of the singlechip N1 controls the reset and start of the singlechip N1, the IO pin of the singlechip N1 is connected with the data input pin of the double-D trigger, the clock input CLK pin of the double-D trigger is connected with the gravity switch S1, the other end of the gravity switch S1 is connected with a voltage VCC, the double-D trigger U1 is started after receiving trigger signals of the singlechip N1 and the gravity switch, the double-D trigger U1 outputs signals, the switch triode V1 is conducted, and the igniter F1 is powered to detonate.
Description
Technical Field
The utility model belongs to the technical field of fuse trigger circuit and specifically relates to an inertia triggers fuse circuit.
Background
A trigger fuse (contact type fuse) is a fuse that controls firing by contacting a target, and is also called an "impact fuse" or "impact fuse".
According to the time interval from the time when the fuse collides with the target to the time when the fuse detonates, the instant triggering fuse can be divided into 3 types of instant triggering fuses, inertia triggering fuses and delay triggering fuses, wherein the instant triggering fuses are triggering fuses which act immediately when the fuse collides with the target and are ignited by the direct reaction force of the target; the inertia trigger fuse is ignited by the forward impact inertia force when the fuse impacts a target, and the action time of the inertia trigger fuse is generally 1-5 ms; a delayed trigger fuse is a fuse which is activated after a short delay time, typically several hundred milliseconds, after the target has been hit.
The existing inertia trigger fuse circuit has a complex structure, and the sensitivity needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an inertia triggers detonator circuit, bullet transmission back system start, and time delay triggers cooperation gravity switch to trigger and makes two D triggers start, and the self-explosion that gets that realizes the ignition utensil that switches on of control switch triode V1 adopts following technical scheme in order to realize above-mentioned purpose: the method comprises the following steps: the power supply control circuit comprises a singlechip N1, a power conversion chip N2, a double-D trigger U1, a switching triode V1 and an igniter F1, wherein power voltage is introduced into the power conversion chip N2 through a socket P2, and pin Vin input voltage VIN and pin Vout output voltage VCC of the power conversion chip N2 are respectively connected with a power supply; the single-chip microcomputer N1 is connected with a voltage VCC, a reset pin of the single-chip microcomputer N1 is connected with a voltage VIN, the on-off of the voltage VIN is used for controlling the reset or start of the single-chip microcomputer N1, an IO pin of the single-chip microcomputer N1 is connected with a data input pin of the double-D trigger, a clock input CLK pin of the double-D trigger is connected with the gravity switch S1, the other end of the gravity switch S1 is connected with the voltage VCC, the output end of the double-D trigger is connected with a resistor R4, the other end of the resistor R4 is connected with a base electrode of a switch triode V1, an emitter of the switch triode V1 is grounded, a collector of the switch triode V1 is connected with an ignition tool F1, the other end of the ignition tool F1 is connected with the resistor R2, the other end of the resistor R2 is connected with the voltage VIN, and the switch-on of the switch triode V1 is used for enabling the ignition tool F1 to be powered and detonated.
Preferably, the socket P2 is a power input terminal, the socket P2 introduces a voltage in the range of 12-24v, and the socket P2 is connected to the pin Vin and the pin GND of the power conversion chip N2 for introducing power to the power conversion chip N2.
Preferably, the power conversion chip N2 is of a model L7806, and a decoupling capacitor C5 is further connected between the pin Vin and the pin GND of the power conversion chip N2 to prevent parasitic oscillation caused by a positive feedback path formed by a power supply.
Preferably, a pin Vout of the power conversion chip N2 is connected with a resistor R5, a voltage VCC is led out from the other end of the resistor R5, the other end of the resistor R5 is connected with the anode of a capacitor C4, the cathode of the capacitor C4 is grounded, the capacitor C4 is an energy storage capacitor, electric energy stored in the capacitor C4 is used for supplying power to the singlechip N1, and the capacitor C4 is connected with the capacitor C3 in parallel.
Preferably, the single chip microcomputer N1 adopts STC15W201S, and a P5.4 pin of the single chip microcomputer N1 is a high-level reset pin; the voltage VIN is connected with one end of a resistor R1, the other end of the resistor R1 is connected with the cathode of a voltage-regulator tube VD1 and the reset pin of the singlechip N1, and the anode of the voltage-regulator tube VD1 is grounded and used for stabilizing voltage.
Preferably, a capacitor C1 is connected between a pin Vcc and a pin GND of the singlechip N1, a P3.3 pin of the singlechip N1 is connected with a data input pin of the double-D flip-flop and a resistor R8, the other end of the resistor R8 is grounded, and the singlechip N1 outputs a trigger signal to the double-D flip-flop.
Preferably, the dual D flip-flop U1 is a CD4013 type, a clock input pin CLK of the dual D flip-flop is connected to a resistor R6, the other end of the resistor R6 is connected to a capacitor C6 and a gravity switch S1, the other end of the capacitor C6 is grounded, the gravity switch is closed when the gravity switch is grounded, and the clock input pin CLK inputs a high level; the reset pin RST of the double-D trigger is connected with a capacitor C7 and a resistor R7, the other end of the capacitor C7 is grounded, and the other end of the resistor R7 is connected with the output end of the double-D trigger and a resistor R4.
Preferably, the collector of the triode V1 is connected to the anode of the energy storage capacitor C2, the cathode of the energy storage capacitor C2 is grounded and used for charging the fire set, and the resistor R3 is connected between the anode and the cathode of the energy storage capacitor C2.
Preferably, the socket P1 is further included, the socket P1 is a programming interface, the socket P1 inputs a voltage VCC, and a TX pin and an RX pin of the socket P1 are respectively connected with a P3.1 pin and a P3.0 pin of the single chip microcomputer N1, and are used for transmitting and receiving data with the single chip microcomputer N1.
The utility model has the advantages that: before the bullet is not launched, the voltage VIN is switched on, the voltage VIN charges a system, and the voltage regulator VD1 is switched on, so that a reset pin of the single chip microcomputer is at a high level, the single chip microcomputer N1 is always in a reset state and cannot execute an application program, a pin P3.3 outputs a low level, a pin Q of the double-D trigger U1 outputs a low level, the switching triode V1 is not switched on, and the igniter F1 cannot be detonated; after the bullet launches, voltage VIN breaks off, the reset pin of singlechip N1 is the low level, singlechip N1 normally carries out application program, when beginning to remember, singlechip N1 'S P3.3 pin output high level after the security time finishes, later if gravity switch S1 senses the circuit and touches ground, then double D trigger U1' S Q pin output high level, control switch triode V1 switches on, the ignition utensil F1 gets the electricity and explodes the self-destruction, utilize socket P1 to carry out the write-in of procedure to the singlechip, can adjust parameters such as security time, this patent is simple in structure, the flexible operation.
Drawings
FIG. 1 is a schematic circuit diagram of a power conversion chip N2 according to the present application;
FIG. 2 is a schematic circuit diagram of a single-chip microcomputer N1 and a double-D flip-flop U1 according to the present application;
fig. 3 is a pin diagram of a socket P1 according to the present application.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings.
This patent application includes: the method comprises the following steps: the power supply control circuit comprises a singlechip N1, a power supply conversion chip N2, a double-D trigger U1, a switching triode V1 and an igniter F1, wherein as shown in figure 1, a socket P2 is a power supply input end, and a socket P2 introduces voltage in a range of 12-24V and is used for introducing power into the power supply conversion chip N2; the power conversion chip N2 adopts an L7806 model, a pin Vin and a pin GND of the power conversion chip N2 are connected with a socket P2 and used for introducing power supply voltage, a decoupling capacitor C5 is connected between the pin Vin and the pin GND of the power conversion chip N2 for inputting voltage VIN to the pin Vin of the power conversion chip N2 so as to prevent parasitic oscillation caused by a positive feedback path formed by a circuit through a power supply, the pin Vout of the power conversion chip N2 is connected with a resistor R5, voltage VCC is led out from the other end of the resistor R5, the voltage VIN is converted into 5.3V output voltage VCC, the voltage VIN is connected when the bomb is not fired, and the voltage VIN charges a system; the other end of the resistor R5 is connected with the anode of a capacitor C4, the cathode of the capacitor C4 is grounded, the capacitor C4 is an energy storage capacitor, electric energy stored by the capacitor C4 is used for supplying power to the singlechip N1, and the capacitor C4 is connected with the capacitor C3 in parallel.
As shown in fig. 2, the single chip microcomputer N1 is a core control unit, the single chip microcomputer N1 adopts STC15W201S, a pin Vcc of the single chip microcomputer N1 is connected to a voltage Vcc, and a capacitor C1 is connected between the pin Vcc of the single chip microcomputer N1 and a pin GND; the P5.4 pin of the singlechip N1 is a high-level reset pin, the reset pin is connected with a voltage VIN, the voltage VIN is connected with one end of a resistor R1, the other end of the resistor R1 is connected with the cathode of a voltage regulator VD1 and the reset pin of the singlechip N1, the anode of the voltage regulator VD1 is grounded and used for stabilizing voltage, and the on-off of the voltage VIN is used for controlling the reset or start of the singlechip N1: when the bullet is not fired, the voltage VIN is switched on, the voltage stabilizing tube VD1 is switched on, the single chip microcomputer N1 is always in a reset state, and no application program is executed; after the bomb is launched, the voltage VIN is disconnected, the reset pin of N1 is at low level, and the single chip microcomputer N1 executes the application program normally and starts to enter a starting timing program.
The IO pin of the singlechip N1 is connected with the data input pin of the double-D trigger, and the data input pin is shown as follows: the P3.3 pin of the singlechip N1 is connected with the data input pin of the double-D trigger and the resistor R8, the other end of the resistor R8 is grounded, and the singlechip N1 outputs a trigger signal to the double-D trigger after timing is met.
The dual-D flip-flop U1 is of a CD4013 model, a clock input pin CLK of the dual-D flip-flop is connected with a resistor R6, the other end of the resistor R6 is connected with a capacitor C6 and a gravity switch S1, the other end of the gravity switch S1 is connected with a voltage VCC, the other end of the capacitor C6 is grounded, the gravity switch is closed when the gravity switch is grounded, and the clock input pin CLK is connected with the voltage VCC and is at a high level; the reset pin RST of the double-D trigger is connected with a capacitor C7 and a resistor R7, the other end of the capacitor C7 is grounded, the other end of the resistor R7 is connected with the output end of the double-D trigger and the resistor R4, the other end of the resistor R4 is connected with the base of a switch triode V1, the emitter of the switch triode V1 is grounded, the collector of the switch triode V1 is connected with an igniter F1, the other end of the igniter F1 is connected with the resistor R2, the other end of the resistor R2 is connected with a voltage VIN, and the switch triode V1 is conducted to enable the igniter F1 to be electrically detonated.
The collector of the triode V1 is connected with the anode of the energy storage capacitor C2, the cathode of the energy storage capacitor C2 is grounded and used for charging the fire set, and the resistor R3 is connected between the anode and the cathode of the energy storage capacitor C2.
As shown in fig. 3, the socket P1 is a programming interface, the socket P1 inputs a voltage VCC, and a TX pin and an RX pin of the socket P1 are respectively connected to a P3.1 pin and a P3.0 pin of the single chip microcomputer N1, and are used for transmitting and receiving data with the single chip microcomputer N1.
This patent application utilizes the high-low level state of singlechip N1 reset pin, whether control singlechip N1 carries out application, and singlechip N1 triggers and gravity switch's the triggering to the timing of two D flip-flops U1, makes two D flip-flops U1 output signal, combines the voltage of switch triode V1 collecting electrode, reaches the break-make that control triode V1 realized the electric condition that gets of ignition F1.
Before the bullet is not launched, the voltage VIN is switched on, the voltage VIN charges a system, and the voltage regulator VD1 is switched on, so that a reset pin of the single chip microcomputer is at a high level, the single chip microcomputer N1 is always in a reset state and cannot execute an application program, a pin P3.3 outputs a low level, a pin Q of the double-D trigger U1 outputs a low level, the switching triode V1 is not switched on, and the igniter F1 cannot be detonated; after the bullet launches, voltage VIN breaks off, the reset pin of singlechip N1 is the low level, singlechip N1 normally carries out application program, when beginning to remember, singlechip N1 'S P3.3 pin output high level after the security time finishes, later if gravity switch S1 senses the circuit and touches ground, then double D trigger U1' S Q pin output high level, control switch triode V1 switches on, the ignition utensil F1 gets the electricity and explodes the self-destruction, utilize socket P1 to carry out the write-in of procedure to the singlechip, can adjust parameters such as security time, this patent is simple in structure, the flexible operation.
Finally, it should be noted that: the above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention, and the appended claims are intended to cover such modifications and equivalents as fall within the spirit and scope of the invention.
Claims (9)
1. An inertia activated fuze circuit, comprising: the method comprises the following steps: the power supply control circuit comprises a singlechip N1, a power conversion chip N2, a double-D trigger U1, a switching triode V1 and an igniter F1, wherein power voltage is introduced into the power conversion chip N2 through a socket P2, and pin Vin input voltage VIN and pin Vout output voltage VCC of the power conversion chip N2 are respectively connected with a power supply; the single-chip microcomputer N1 is connected with a voltage VCC, a reset pin of the single-chip microcomputer N1 is connected with a voltage VIN, the on-off of the voltage VIN is used for controlling the reset or start of the single-chip microcomputer N1, an IO pin of the single-chip microcomputer N1 is connected with a data input pin of the double-D trigger, a clock input CLK pin of the double-D trigger is connected with the gravity switch S1, the other end of the gravity switch S1 is connected with the voltage VCC, the output end of the double-D trigger is connected with a resistor R4, the other end of the resistor R4 is connected with a base electrode of a switch triode V1, an emitter of the switch triode V1 is grounded, a collector of the switch triode V1 is connected with an ignition tool F1, the other end of the ignition tool F1 is connected with the resistor R2, the other end of the resistor R2 is connected with the voltage VIN, and the switch-on of the switch triode V1 is used for enabling the ignition tool F1 to be powered and detonated.
2. An inertia activated fuze circuit in accordance with claim 1, wherein: the socket P2 is a power input end, the socket P2 introduces voltage in the range of 12-24v, and the socket P2 is connected with a pin Vin and a pin GND of the power conversion chip N2 and used for introducing power into the power conversion chip N2.
3. An inertia activated fuze circuit in accordance with claim 1, wherein: the power conversion chip N2 is of L7806 type, and a decoupling capacitor C5 is connected between a pin Vin and a pin GND of the power conversion chip N2.
4. An inertia activated fuze circuit in accordance with claim 3, wherein: a pin Vout of the power conversion chip N2 is connected with a resistor R5, voltage VCC is led out from the other end of the resistor R5, the other end of the resistor R5 is connected with the anode of a capacitor C4, the cathode of the capacitor C4 is grounded, the capacitor C4 is an energy storage capacitor, and the capacitor C4 is connected with the capacitor C3 in parallel.
5. An inertia activated fuze circuit in accordance with claim 1, wherein: the singlechip N1 adopts STC15W201S, and a P5.4 pin of the singlechip N1 is a high-level reset pin; the voltage VIN is connected with one end of a resistor R1, the other end of the resistor R1 is connected with the cathode of a voltage-regulator tube VD1 and the reset pin of the singlechip N1, and the anode of the voltage-regulator tube VD1 is grounded.
6. An inertia activated fuze circuit in accordance with claim 5, wherein: a capacitor C1 is connected between a pin Vcc and a pin GND of the singlechip N1, a P3.3 pin of the singlechip N1 is connected with a data input pin of the double-D trigger and a resistor R8, and the other end of the resistor R8 is grounded.
7. An inertia activated fuze circuit in accordance with claim 6, wherein: the dual-D flip-flop U1 is of a CD4013 model, a clock input pin CLK of the dual-D flip-flop is connected with a resistor R6, the other end of the resistor R6 is connected with a capacitor C6 and a gravity switch S1, the other end of the capacitor C6 is grounded, the gravity switch is closed when the gravity switch is grounded, and the clock input pin CLK inputs a high level; the reset pin RST of the double-D trigger is connected with a capacitor C7 and a resistor R7, the other end of the capacitor C7 is grounded, and the other end of the resistor R7 is connected with the output end of the double-D trigger and a resistor R4.
8. An inertia activated fuze circuit in accordance with claim 1, wherein: the collector of the triode V1 is connected with the anode of the energy storage capacitor C2, the cathode of the energy storage capacitor C2 is grounded and used for charging the fire set, and a resistor R3 is connected between the anode and the cathode of the energy storage capacitor C2.
9. An inertia activated fuze circuit in accordance with claim 5, wherein: the socket P1 is a programming interface, the socket P1 is a voltage VCC input by the socket P1, and a TX pin and an RX pin of the socket P1 are respectively connected with a P3.1 pin and a P3.0 pin of the singlechip N1 and used for transmitting and receiving data with the singlechip N1.
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CN202023313010.0U CN213987504U (en) | 2020-12-30 | 2020-12-30 | Inertia trigger fuse circuit |
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CN202023313010.0U CN213987504U (en) | 2020-12-30 | 2020-12-30 | Inertia trigger fuse circuit |
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