CN216694668U - Laser early warning and smoke screen linkage bullet screen simulator - Google Patents
Laser early warning and smoke screen linkage bullet screen simulator Download PDFInfo
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- CN216694668U CN216694668U CN202121855481.6U CN202121855481U CN216694668U CN 216694668 U CN216694668 U CN 216694668U CN 202121855481 U CN202121855481 U CN 202121855481U CN 216694668 U CN216694668 U CN 216694668U
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Abstract
The utility model discloses a laser early warning and smoke screen linkage device bullet screen simulator, which comprises a plurality of paths of light emitting diode passage detection units which are connected in parallel, wherein one end of the light emitting diode passage detection unit which is connected in parallel is used for being connected with the anode of a display control box, the other end of the light emitting diode passage detection unit which is connected in parallel is used for being connected with the cathode of the display control box, and the power supply end of the display control box supplies power; each diode access detection unit comprises a light-emitting diode VD and a resistor R which are connected in parallel, the anode of the light-emitting diode VD is used for being externally connected with a corresponding smoke screen channel and connected with the anode of a display control box, and the cathode of the light-emitting diode VD is connected with the cathode of the display control box. The utility model adopts the combination of a plurality of parallel matching resistors and the current-limiting resistor connected in series with the light-emitting diode, simultaneously detects a plurality of barrage channels in the single-system excitation state, realizes the test of the multi-channel barrage launching control capability, greatly reduces the debugging and detection difficulty of the single-system functionality, and improves the working efficiency of manufacturing detection.
Description
Technical Field
The utility model belongs to the technical field of semiconductor device working principle, communication detection technology and photoelectric countermeasure, relates to a laser early warning and smoke screen linkage device bullet screen simulator, and particularly relates to equipment for detecting the quantity of smoke screen bullets and the emission control capability of the smoke screen bullets in the manufacturing process of a laser warning and smoke screen bullet linkage device.
Background
In the equipment weapon confrontation, distance information is generally obtained by adopting a laser ranging means before the automatic artillery shoots, in order to deal with the irradiation of guided laser, a laser alarm and smoke screen bullet linkage device is widely applied in the actual confrontation drilling, and is generally loaded on an array and wheel-track type mobile armor platform, the early warning is carried out aiming at threat laser detection, and through the automatically judged early warning direction, the grenades and the smoke screen bullets in the same direction are linked to be launched, so that the aim of confusing opponents and battlefield escape is fulfilled. In the linkage detection of the whole vehicle smoke screen bullet quantity and the bullet screen channel, currently, a simulation bullet is used for vehicle-mounted detection, the principle is that when a vehicle-mounted bullet tube loads the simulation bullet, the positive and negative electrodes of the bullet screen channel in a display control box are in short circuit, the bullet quantity information is displayed, an empty tube is that the positive and negative electrodes of the bullet screen channel do not form a loop, and the bullet quantity information is not displayed; however, the existing operation process is complicated and the fault-tolerant rate is low through the independent detection of the smoke screen bullet quantity and communication in the smoke screen bullet linkage device in the laser early warning system. The detection mode is that the laser early warning and smoke screen bullet linkage device limits the testing method of the bullet screen display control box, conventionally, the positive pole and the negative pole on the display control box are in short circuit to form a loop, so that the bullet quantity position of the display control box is correspondingly displayed; the function detection of the emission control capability of the smoke screen cartridge in the laser early warning and smoke screen cartridge linkage device is realized by detecting the starting current value output by the anode and the cathode of the cartridge screen channel and connecting a resistor in a loop in series, so that the display control box cannot be damaged due to the fact that the starting current is over-limit in the triggering process of the laser early warning linkage smoke screen device, and therefore, the operability and the convenience of the test execution in the production and manufacturing process of the single subsystem laser early warning and smoke screen cartridge linkage device are insufficient.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In terms of measuring the bullet quantity of the bullet screen and detecting items of the emission control capability, the positive electrode and the negative electrode of a bullet screen channel are required to be in short circuit to obtain a loop, so that the display function is realized; this utility model discloses the simulator is considered to be through emitting diode collocation current limiting resistor, carries out parallelly connected corresponding resistor of matching again, through emitting diode forward conductive characteristic and parallelly connected reposition of redundant personnel's circuit principle, can detect the bullet curtain passageway of multichannel, no longer in order to look over starting current value as measuring standard, changes whether luminous as the detection means under the emitting diode operating condition into, and efficiency is higher, and equipment environment is safer.
(II) technical scheme
In order to solve the technical problem, the utility model provides a bullet screen simulator of a laser early warning and smoke screen linkage device, which comprises a plurality of paths of light emitting diode passage detection units which are connected in parallel, wherein one end of the light emitting diode passage detection unit which is connected in parallel is used for being connected with the anode of a display control box, the other end of the light emitting diode passage detection unit which is connected in parallel is used for being connected with the cathode of the display control box, and the power supply end of the display control box supplies power; each diode access detection unit comprises a light-emitting diode VD and a resistor R which are connected in parallel, the anode of the light-emitting diode VD is used for being externally connected with a corresponding smoke screen channel and connected with the anode of a display control box, and the cathode of the light-emitting diode VD is connected with the cathode of the display control box.
The bullet screen simulator mainly supplies power through the display control box power supply end, and the resistor R simulates the cartridge case short circuit of the smoke screen bullet in the cartridge case to form a loop, and displays a signal on the display control box, so that the phenomenon that after a trigger button on the display control box is triggered, the generated current is too large, the display control box is burnt, and the current limiting effect is achieved.
The positive pole of the light-emitting diode VD is connected with one end of a current-limiting resistor R, the other end of the current-limiting resistor R is connected with the resistor R in parallel, and the current-limiting resistor R is used for dividing voltage for the light-emitting diode VD.
The other end of the current-limiting resistor r is connected with a bullet screen channel which needs to be detected.
And the resistance value of the resistor R is selected from the short-circuit loop R resistance value between the minimum response current and the maximum breakdown current according to the requirements of the display control box device. The specific value of the current-limiting resistor r needs to be determined according to the internal resistance of the light-emitting diode VD of the selected type, for example, 24V dc power supply, the selected light-emitting diode with the voltage input of 12V has the internal resistance of 1k Ω, and the selected type of the current-limiting resistor r is also the resistor of 1k Ω, so that the voltage division requirement of 12V is achieved.
The LED passage detection unit is provided with N +1 passages, and the one-to-one requirement of the smoke screen cartridge channels in all directions on the equipment platform is met.
The bullet screen simulator is connected in parallel with a power supply system of the display control box, acquires a direct current voltage-stabilizing working state from the display control box, does not have starting current under the state of not triggering the bullet screen according to the conduction characteristic of the light-emitting diode VD, but forms a loop due to the parallel voltage division of the resistor R and the light-emitting diode VD, and can display bullet screen information under the state; because the internal resistance of the light-emitting diode VD is influenced by the temperature, the internal resistance is smaller when the temperature is higher, and the heat damage is easy to occur, so that the display control box receives an emission instruction, and the display control box is ensured not to be damaged due to the fact that the current limiting resistor r and the light-emitting diode VD form series connection partial pressure in a triggering state, and the instantaneous current is over-limited in the triggering process of the laser early warning linkage smoke screen device. Because the display control box is powered by a direct-current voltage stabilization system, the display control box can be connected in parallel with smoke screen bullet channels L-L + N in all directions on the equipment platform and matched with light-emitting diodes VD-VD + N, the effect of multi-channel detection is achieved, and efficient testing efficiency is guaranteed.
(III) advantageous effects
The laser early warning and smoke screen linkage device bullet screen simulator provided by the technical scheme has the following beneficial effects:
(1) after the light-emitting diode is connected with the current-limiting resistor in series, the instantaneous current for starting the smoke screen cartridge can be effectively subjected to overrun limitation, and when the starting current flows through the light-emitting diode, the light-emitting diode can emit light; the method can replace the laser early warning and the test of the launching control function on the bullet screen linkage device, reduce the number of consumables such as simulated bullets and the like in the test process and reduce the manufacturing cost.
(2) The light-emitting diodes are connected in parallel with the matched resistors, so that a loop is formed, and laser early warning and detection of bullet quantity information of the bullet screen on the bullet screen linkage device can be realized.
(3) The combination of a plurality of parallel matching resistors and a light-emitting diode series current-limiting resistor is adopted, a plurality of bullet screen channels are detected simultaneously under the excitation state of a single system, the test of the multi-channel bullet screen emission control capability is realized, the debugging and detection difficulty of the single system functionality is greatly reduced, and the working efficiency of manufacturing detection is improved.
Drawings
Fig. 1 is a schematic diagram of a bullet screen simulator according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of the working principle of the bullet screen simulator according to the embodiment of the utility model.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
Referring to fig. 1, the bullet screen simulator of the laser early warning and smoke screen linkage device of the present embodiment includes multiple paths of light emitting diode channel detection units connected in parallel, one end of the parallel connection is used for connecting the anode of the display control box, the other end of the parallel connection is used for connecting the cathode of the display control box, and the display control box is powered by the power supply end; each diode access detection unit comprises a light-emitting diode VD and a resistor R which are connected in parallel, the anode of the light-emitting diode VD is used for being externally connected with a corresponding smoke screen channel and connected with the anode of a display control box, and the cathode of the light-emitting diode VD is connected with the cathode of the display control box.
This embodiment bullet screen simulator mainly supplies power through display control box supply terminal, and the shell case short circuit forms the return circuit in the shell drum of resistor R simulation smoke screen bullet, shows the signal on the display control box, avoids on the display control box after the trigger button triggers, and the electric current of production is too big, burns out the display control box, plays the effect of current-limiting.
The positive pole of the light-emitting diode VD is connected with one end of a current-limiting resistor R, the other end of the current-limiting resistor R is connected with the resistor R in parallel, and the current-limiting resistor R is used for dividing voltage for the light-emitting diode VD.
The other end of the current-limiting resistor r is connected with a bullet screen channel to be detected.
The resistance value of the resistor R is selected from the value between the minimum response current and the maximum breakdown current according to the requirements of the display control box device. The specific value of the current-limiting resistor r needs to be determined according to the internal resistance of the light-emitting diode VD of the selected type, for example, 24V dc power supply, the selected light-emitting diode with the voltage input of 12V has the internal resistance of 1k Ω, and the selected type of the current-limiting resistor r is also the resistor of 1k Ω, so that the voltage division requirement of 12V is achieved.
In this embodiment, the led access detection unit has N +1 ways, which satisfies the one-to-one requirement of the smoke cartridge channels in each direction on the equipment platform.
In the embodiment, the bullet screen simulator is connected in parallel with a power supply system of a display control box, the bullet screen simulator obtains a direct current voltage-stabilizing working state from the display control box, and according to the conduction characteristic of a light-emitting diode VD, no starting current exists in a bullet screen state which is not triggered, but because a resistor R and the light-emitting diode VD are connected in parallel for voltage division, a loop is formed, and bullet screen information can be displayed in the state; because the internal resistance of the light-emitting diode VD is influenced by the temperature, the internal resistance is smaller when the temperature is higher, and the heat damage is easy to occur, the display control box receives an emission instruction, and serial partial pressure is formed between the current-limiting resistor r and the light-emitting diode VD in a triggering state, so that the display control box cannot be damaged due to the fact that instantaneous current exceeds the limit in the triggering process of the laser early warning linkage smoke screen device. Because the display control box is powered by a direct-current voltage stabilization system, the display control box can be connected in parallel with smoke screen bullet channels L-L + N in all directions on the equipment platform and matched with light-emitting diodes VD-VD + N, the effect of multi-channel detection is achieved, and efficient testing efficiency is guaranteed.
Referring to fig. 2, based on the bullet screen simulator, the embodiment further relates to a bullet screen channel detection system, which includes a laser emitter, a laser detection window, a laser early warning and smoke screen bullet linkage device, a display control box, a bullet screen simulator, and a dc voltage-stabilizing power supply device.
The laser detection window is arranged in front of the laser early warning and smoke screen bullet linkage device, receives laser which is emitted by the laser emitter and transmits an incoming laser signal to the laser early warning and smoke screen bullet linkage device, and the laser early warning and smoke screen bullet linkage device decodes and calculates a laser incoming azimuth angle so as to emit a bullet screen emission instruction; the display control box is connected with the laser early warning and smoke screen bullet linkage device and receives a bullet screen launching instruction; the bullet screen simulator is connected with the display control box and the bullet screen channel, the display control box stimulates starting current to the bullet screen channel in the incoming direction, and the bullet screen simulator completes the test of the communication function by emitting light of the light emitting diode under the excitation state according to the limitation of the starting current, so that the test of the smoke screen bullet emission control capability is achieved.
The direct-current voltage-stabilizing power supply equipment is used for providing direct-current voltage-stabilizing power for the laser early warning and smoke screen bullet linkage device.
In the manufacturing process of the laser early warning and smoke screen bullet linkage device, the positive end and the negative end of a bullet screen simulator are connected into the power supply end of a display control box in a parallel mode, and the current-limiting resistor end is connected into bullet screen channels L-L + N to be detected; when the laser detection window receives a threatening laser signal, the linkage device gives a bullet screen emission instruction, the instruction is transmitted to the display control box, the display control box can decode and calculate a laser attack azimuth angle according to the linkage device, so that starting current is excited to bullet screen channels L-L + N in the attack direction, after the bullet screen simulator is connected into the channels, according to the limitation of the starting current exceeding the limit, the test of a communication function is completed through light emitting of the light emitting diode in the excitation state, the test capability of the emission control of the smoke screen bullet is tested, the test efficiency under the detection of a laser early warning single system is improved, and the smoke screen bullet or the smoke screen simulation bullet on the equipment platform can be replaced, so that the consumption of consumables in an external field test is reduced, and the detection effect is achieved.
According to the technical scheme, the combination of the plurality of parallel matching resistors and the light-emitting diode series current-limiting resistor is adopted, the plurality of bullet screen channels are detected simultaneously in a single-system excitation state, the test of the multi-channel bullet screen launching control capability is realized, the debugging and detection difficulty of the single-system functionality is greatly reduced, and the working efficiency of manufacturing detection is improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make various improvements and modifications without departing from the technical principle of the present invention, and those improvements and modifications should be considered as the protection scope of the present invention.
Claims (7)
1. A laser early warning and smoke screen linkage device bullet screen simulator is characterized by comprising a plurality of paths of light emitting diode access detection units which are connected in parallel, wherein one end of the light emitting diode access detection unit which is connected in parallel is used for being connected with the anode of a display control box, the other end of the light emitting diode access detection unit which is connected in parallel is used for being connected with the cathode of the display control box, and the power supply end of the display control box supplies power; each diode access detection unit comprises a light-emitting diode VD and a resistor R which are connected in parallel, the anode of the light-emitting diode VD is used for being externally connected with a corresponding smoke screen channel and connected with the anode of a display control box, and the cathode of the light-emitting diode VD is connected with the cathode of the display control box.
2. The laser warning and smoke screen linkage bullet screen simulator of claim 1, further comprising: and the anode of the light-emitting diode VD is connected with one end of the current-limiting resistor R, and the other end of the current-limiting resistor R is connected with the resistor R in parallel.
3. The laser warning and smoke screen linkage device bullet screen simulator of claim 2, wherein the other end of the current limiting resistor r is connected with a bullet screen channel to be detected.
4. The laser early warning and smoke screen linkage bullet screen simulator of claim 3, wherein the resistance value of the resistor R is selected from a resistance value interval corresponding to a short circuit between a minimum response current and a maximum breakdown current according to the requirements of a display control box device.
5. The laser warning and smoke screen linkage bullet screen simulator of claim 4, wherein when said display control box is 24V dc powered, the selection voltage input is 12V led with internal resistance of 1k Ω.
6. The laser warning and smoke screen linkage bullet screen simulator of claim 5, wherein said current limiting resistor r is a 1k Ω resistor.
7. The laser warning and smoke screen linkage device bullet screen simulator of claim 5, wherein the LED passage detection unit has N +1 passages, and is connected with the smoke screen bullet channels in each direction on the equipment platform in a one-to-one manner, and N is larger than 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121855481.6U CN216694668U (en) | 2021-08-10 | 2021-08-10 | Laser early warning and smoke screen linkage bullet screen simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121855481.6U CN216694668U (en) | 2021-08-10 | 2021-08-10 | Laser early warning and smoke screen linkage bullet screen simulator |
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| Publication Number | Publication Date |
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| CN216694668U true CN216694668U (en) | 2022-06-07 |
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| CN202121855481.6U Active CN216694668U (en) | 2021-08-10 | 2021-08-10 | Laser early warning and smoke screen linkage bullet screen simulator |
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- 2021-08-10 CN CN202121855481.6U patent/CN216694668U/en active Active
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