CN108803420B - Centralized control circuit for military vehicle-mounted equipment - Google Patents
Centralized control circuit for military vehicle-mounted equipment Download PDFInfo
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- CN108803420B CN108803420B CN201810610794.1A CN201810610794A CN108803420B CN 108803420 B CN108803420 B CN 108803420B CN 201810610794 A CN201810610794 A CN 201810610794A CN 108803420 B CN108803420 B CN 108803420B
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Keying Circuit Devices (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a centralized control circuit of military vehicle-mounted equipment, which comprises a power supply module, an operation module, a quick assembly and disassembly module and a communication connector, wherein the power supply module is connected with the operation module; the operation module is divided into an electric shock sending operation module and a conventional operation module, the electric shock sending operation module comprises an electric shock sending interface, a first fault-tolerant power supply unit and a first operation input unit, the power supply module comprises a direct current power supply interface, a first reverse connection protection unit and a second reverse connection protection unit, and the output end of the first reverse connection unit and the input end of the second reverse connection protection unit are in star connection with the low-voltage output end of the first operation input unit; the quick assembly disassembly module comprises a power supply pin, a GPIO pin and two paths of communication pins, wherein the GPIO pin is respectively and electrically connected with the output end of the conventional operation module and the equipment state display unit, and the power supply pin is correspondingly and electrically connected with the power supply module or the second fault-tolerant power supply unit. Has a fail-safe function.
Description
Technical Field
The invention relates to the technical field of input equipment, in particular to a centralized control circuit of military vehicle-mounted equipment.
Background
The input device is the necessary control device matching hardware of the digital device, and the original first-class/tank vehicle-mounted device input module comprises a security control panel, a machine gun control panel and a shrapnel control panel which are distributed. Because the early electronic system is not developed enough and can not realize digital information transmission, each control switch button is mostly connected by adopting point-to-point wires, so that the number of the wire harnesses is large and messy, and the adoption of the binding changes the messy defect, but is not beneficial to maintenance.
The requirements of the armored combat vehicle/tank on the input equipment are as follows: because the light in the war chariot is dark, the identification characters of the buttons should be always in a lighting state after the war chariot is started and before the war chariot is stopped so as to adapt to the light environment in the war chariot. The requirements of the operational regulations of armored combat vehicles on the operational input devices are: pre-confirmation. The solution of pre-confirmation on hardware is to reserve a top finger position, which has the function of confirming the button position before the button is operated and can not touch the button.
With the continuous improvement of the combat performance requirements of armored combat vehicles/tanks, the vehicle-mounted equipment of the armored combat vehicles/tanks is increased, and the occupation proportion of the available space of the armored combat vehicles/tanks is necessarily improved. In order to reduce the influence of this trend on the performance of the device, miniaturization, integration and digitization improvement of the vehicle-mounted device are considered. But the special application of the armored warfare vehicle/tank has higher standard requirements on the safety, stability and reliability of equipment.
Disclosure of Invention
The invention aims to solve the technical problems that the control equipment of the existing military vehicle-mounted equipment is low in safety and large in occupied space.
In order to solve the technical problems, the invention adopts the following technical scheme:
Designing a centralized control circuit of military vehicle-mounted equipment, which comprises a power supply module, an operation module, a quick assembly and disassembly module and a communication connector; the communication connector is used for being connected with external equipment; the operation module is divided into an electric shock transmission operation module and a conventional operation module, the electric shock transmission operation module comprises an electric shock transmission interface, a first fault-tolerant power supply unit and a first operation input unit, the first fault-tolerant power supply unit and the first operation input unit are connected with the electric shock transmission interface in series, the conventional operation module comprises a second fault-tolerant power supply unit and a second operation input unit, the second fault-tolerant power supply unit is used for accessing voltage output by the power supply module, and the output end of the second fault-tolerant power supply unit is electrically connected with the input end of the second operation input unit; the power supply module comprises a direct current power supply interface, a first reverse connection protection unit and a second reverse connection protection unit, wherein the first reverse connection protection unit is electrically connected with a positive terminal of the power supply interface, the second reverse connection protection unit is electrically connected with a negative terminal of the power supply interface, and the output end of the first reverse connection unit and the input end of the second reverse connection protection unit are in star connection with the output end of the first operation input unit; the quick assembly disassembly module comprises a power supply pin, a GPIO pin and at least two paths of communication pins, wherein the communication pins are respectively and correspondingly electrically connected with terminals of the communication connector, the GPIO pin is respectively and electrically connected with an output end of the conventional operation module and the equipment state display unit, and the power supply pin is correspondingly and electrically connected with the power supply module or the second fault-tolerant power supply unit.
Preferably, the first operation input unit and the second operation input unit each include an operation component.
Further, the operation component comprises at least one of a key switch, a toggle switch and a knob switch; when the operation components are button switches, the first operation input unit and the second operation input unit further comprise an operation running state display unit, the operation components and an input circuit are in star connection, and the input circuit is used for being in star connection with the output end of the first reverse connection unit and the input end of the second reverse connection protection unit or is used for being electrically connected with the GPIO pin of the quick assembly disassembly module; when the operation component is a toggle switch or a knob switch, the other ends of the operation component are used for being electrically connected with the GPIO pin of the quick assembly disassembly module.
Further, the centralized control circuit of the military vehicle-mounted equipment further comprises a lighting unit which is arranged corresponding to the operation components and used for providing ambient light.
Still further, the lighting unit includes dropping resistor and emitting diode, the lighting unit still is connected with the electric current fuse.
Further, the lighting unit corresponding to the operation element of the second operation input unit and the current fuse of the second fault-tolerant power supply unit are connected in parallel.
Preferably, the quick assembly disassembly module includes first bayonet joint and is used for with first bayonet joint complex socket, be equipped with power supply unit, control processor in the first bayonet joint, the socket has 8 at least grafting positions, and wherein 4 at least grafting positions are used for as the communication pin, and 2 at least grafting positions are used as the power pin, and 1 at least grafting position is used for with equipment status display unit electricity is connected, and 1 at least grafting position is used for being connected with the output electricity of second operation input unit.
Preferably, the communication pins are electrically connected with two paths of communication pins of the communication connector through CAN buses with independent shielding wires respectively.
Preferably, the power supply module further comprises a fault prompting unit, the fault prompting unit has at least three terminals, two terminals are used for connecting the first reverse connection protection unit and the second reverse connection protection unit, and the other terminal is used for being electrically connected with the second fault-tolerant power supply unit.
Further, the fault prompting unit comprises a power switch S11, a power running state display unit and a first lighting unit which are connected in an angle mode, two ends of the first lighting unit are respectively and electrically connected with the first reverse connection protection unit and the second reverse connection protection unit, and the other end of the power switch S11 is used for being electrically connected with the second fault-tolerant power supply unit.
Compared with the prior art, the invention has the beneficial technical effects that: the external wiring connected with the electric shock sending interface can be connected positively and negatively, and even if one wire is disconnected, the electric shock sending operation module can still be used by simultaneously adjusting the wiring directions of the two ends of the external wiring, if Vout2 is disconnected, the button switch S12 still has a passage, and if Vin1 is disconnected, the two ends of the external wiring connected with the electric shock sending interface are connected reversely at the same time, so that the electric shock sending operation module can still play a role; because the electric firing equipment is provided with a power supply, the first reverse connection protection unit can prevent the power supply of the electric shock sending equipment from being back-flushed with the positive pole of the power supply module, and the second reverse connection protection unit can protect the circuit and the external power supply when the direct current power supply interface is reversely connected; the core component can be quickly replaced by adopting the quick assembly disassembly module, the maintenance time is short, the quick assembly disassembly module is provided with at least two paths of communication pins, and the communication joint is externally connected with two paths of communication lines, so that redundant configuration is also formed.
Drawings
FIG. 1 is a circuit diagram of a centralized control circuit for a military vehicle-mounted device;
FIG. 2 is one of the partial enlarged views of FIG. 1;
FIG. 3 is a second enlarged view of a portion of FIG. 1;
FIG. 4 is a third enlarged view of a portion of FIG. 1;
FIG. 5 is a fourth enlarged view of a portion of FIG. 1;
FIG. 6 is a schematic diagram of an operational module and quick release module of a centralized control circuit for a military vehicle installation.
Fig. 7 is a partial peripheral circuit diagram of a single chip microcomputer.
In the figure, 1 is a power supply module, 12 is a lighting unit, 131 is a reverse connection protection unit, 132 is a reverse connection protection unit, 2 is an operation module, 21 is a fault-tolerant power supply unit, 221 is an operation input unit, 2211 is an operation state display unit, 222 is a lighting unit, 24 is an equipment state display unit, 3 is an operation module, 4 is an operation module, 5 is an operation module, 6 is a communication connector, 7 is a female plug-in seat, P1 is a quick assembly and disassembly module, P2 is a quick assembly and disassembly module, and P3 is a quick assembly and disassembly module.
Detailed Description
The following examples are given to illustrate the invention in detail, but are not intended to limit the scope of the invention in any way.
Example 1: in this embodiment, the running state display unit, the lighting unit, and the device state display unit all include a unit module formed by serially connecting a light emitting diode and a step-down resistor, and in the unit module, an anode side of the light emitting diode is an input end of the unit module, and a cathode side of the light emitting diode is an output end of the unit module. The display unit is characterized in that the running state display unit is a green diode or a red diode, the lighting unit is a white diode, and the lighting unit further comprises a current fuse used for protecting a circuit.
In this embodiment, the centralized control circuit of the military vehicle-mounted equipment is installed in a gun-length controller, see fig. 1-6, and comprises a circuit board, a power supply module 1, an operation module 2, an operation module 3, an operation module 4, an operation module 5 and a communication connector 6 which are arranged on the circuit board, a quick assembly and disassembly module P1, a quick assembly and disassembly module P2, a quick assembly and disassembly module P3 and a lighting unit. In this embodiment, the input terminal of the power supply module 1 is a 24VDC voltage, which is a safe voltage.
In this embodiment, the centralized control circuit of the military vehicle-mounted device adopts CAN bus communication. Referring to fig. 3 to 6, the quick assembly disassembly module P1 is configured to receive an input signal of the operation module 2, and process the input signal of the operation module 2 to output a control signal according to a certain rule. The quick assembly disassembly module P2 is configured to receive an input signal of the operation module 3, and process the input signal of the operation module 3 to output a control signal according to a certain rule. The quick assembly disassembly module P3 is configured to receive an input signal of the operation module 4, and process the input signal of the operation module 4 to output a control signal according to a certain rule. The quick assembly disassembly module P1, the quick assembly disassembly module P2 and the quick assembly disassembly module P3 all comprise plug connectors and plug sockets 7 which are connected in a plug-in manner,
The plug connector and the plug socket comprise at least 8 plug-in positions, in the embodiment, the plug connector is a male plug connector, the plug socket is a female plug socket, the plug socket is arranged on the circuit board and electrically connected with corresponding contacts on the circuit board, and when the first plug connector is plugged in the plug socket, pins of the power supply unit and the control processor are communicated with the corresponding contacts on the circuit board. In fig. 3-6, the plug connector has 12 plug positions, plug position+ and plug position-are respectively used as power supply pins and are correspondingly and electrically connected with the input end of the power supply unit; the plug-in position 1_L and the plug-in position 1_H are used for connecting a first path of CAN bus, the plug-in position 2_L and the plug-in position 2_H are used for connecting a second path of CAN bus, and are respectively and correspondingly electrically connected with CAN function pins of the control processor; the socket C1 is used as an output indication pin. The plug-in position R1, the plug-in position R2, the plug-in position R3, the plug-in position R4 and the plug-in position R5 are used as input pins and are respectively and electrically connected with GPIO pins of the control processor. The plugging position C1 of the female plug socket 7 is electrically connected with the input end of the device state display unit 24, and the output end of the device state display unit 24 is grounded. In this embodiment, the device status display unit 24 is configured to input external device information through the CAN bus, process the external device information through the quick assembly disassembly module, and restore the external device information through the on/off of the diode of the device status display unit 24. The device state display unit 24 (composed of a diode D28 and a resistor R28) is used for outputting whether the shell in the shell storage cabin is empty or not, and when the shell exists in the shell storage cabin, the diode D28 is green; the device state display unit 24 (composed of a diode D39 and a resistor R39) is used for outputting the working state of the turret fan, and when the turret fan works, the diode D39 is green; the device state display unit 24 (composed of a diode D45 and a resistor R45) is configured to output a turret fan operation state, and when the turret fan is not operated, the diode D45 is a red light; the person skilled in the art can set the use of the device status display unit 24 connected to the plug-in position C1 according to the need, such as displaying the running status of the quick-detachable module.
The male plug is internally provided with a power supply unit, a control processor, a CAN bus transceiver (selected TJA 1050) and a photoelectric coupler, wherein the power supply unit is used for converting input voltage to enable output voltage to be suitable for rated voltage of the control processor, a main power supply chip MC34063A of the power supply unit and peripheral circuits thereof are formed, the specific circuit diagram is seen from the specification, the input end of the power supply unit is respectively and electrically connected with a plug position and a plug position, and the output end of the power supply unit is respectively used for providing voltage for the control processor, the CAN bus transceiver and the photoelectric coupler; the control processor selects a singlechip (S9S 08DZ 60), the CAN bus controller is integrated in the singlechip, the specific circuit is shown in a Chinese manual, the plug-in position R1, the plug-in position R2, the plug-in position R3, the plug-in position R4 or the plug-in position R5 are connected with GPIO pins of the singlechip through photoelectric couplers, and the photoelectric couplers are adopted to isolate an external circuit from the pins of the singlechip, so that the pins of the singlechip CAN adapt to 24VDC voltage and have higher stability. In other embodiments, a pull-down resistor, a current-limiting resistor and a wire which are in star connection can be adopted as required, the other end of the wire is electrically connected with the plug-in position R1, the plug-in position R2, the plug-in position R3, the plug-in position R4 or the plug-in position R5, and the other end of the current-limiting resistor is connected with a GPIO pin of the singlechip. The TXD pin and the RXD pin of the CAN bus transceiver are correspondingly and electrically connected with the MSCAN pin of the singlechip, and the CANH pin and the CANL pin of the CAN bus transceiver are respectively and correspondingly and electrically connected with 1_H, 1_L or 2_H and 2_L.
In fig. 6, the operation module 2 does not show other circuits in fig. 3, and the structure thereof is more clear, and the circuits in fig. 3-5 are understood with reference to fig. 6. In fig. 6, the operation module 2 includes a fault-tolerant power supply unit 21, a lighting unit 222, and an operation input unit 221. The fault-tolerant power supply unit 21 is electrically connected with the output end of the power supply module 1 and comprises the current fuses FU22 and FU23 which are connected in parallel, so that after the fuse of one of the current fuses is fused, the operation module can still work continuously, the fuse can be replaced when the module is electrified due to the use of the 24VDC safety voltage, the redundant configuration is achieved, in the embodiment, the output end of the current fuse FU21 of the lighting unit 222 is connected with the output end of the current fuse FU22, and the result of parallel connection of three current fuses is formed, so that the effect is better. The operation input unit 221 includes input components. When the input component is a push button switch, such as a push button switch S25, the operation input unit 221 further includes an operation state display unit 2211, where one end of the push button switch S25 is electrically connected to the output end of the fault-tolerant power supply unit 21, the end is an input end of the operation input unit 221, and the other end is electrically connected to an input pin (a socket R1) of the socket and an input end of the operation state display unit 221, respectively. In use, the operating state display unit 2211 is green when the push button switch S25 is closed, and is turned off when the push button switch S25 is opened. When the input component is a toggle switch, for example, the toggle switch SA21, the pin 1 of the toggle switch SA21 is electrically connected to the output end of the fault-tolerant power supply unit 21, the pin 2 is electrically connected to the input pin (the socket R4) of the socket, and the pin 3 is electrically connected to the input pin (the socket R5) of the socket. The illumination unit 222 is used for illuminating the distinguishing mark corresponding to the input component.
The power supply module 1 is used for accessing an external power supply to enable the centralized control circuit of the military vehicle-mounted equipment to work normally. The power supply module 1 includes a power supply interface, a reverse connection protection unit 131, a reverse connection protection unit 132, and a fault prompting unit. The fault prompting unit comprises an illumination unit 12, a power switch S11 and an operating state display unit (composed of a step-down resistor R13 and a light emitting diode D17) which are connected in an angle. One end of the power switch S11 is electrically connected to the input end of the lighting unit 12, and the output end thereof is electrically connected to the input end of the operating state display unit (composed of the step-down resistor R13 and the light emitting diode D17). The reverse connection protection unit 131 comprises two diodes D11 and D12 which are connected in parallel, the reverse connection protection unit 132 comprises two diodes D13 and D14 which are connected in parallel, wherein the anodes of the diodes are the input ends of the reverse connection protection unit 131 and the reverse connection protection unit 132, and the cathodes of the diodes are the output ends of the reverse connection protection unit 131 and the reverse connection protection unit 132; in this embodiment, the positive terminal of the power supply interface, the reverse connection protection unit 131, the lighting unit 12, the reverse connection protection unit 132, and the negative terminal of the power supply interface are electrically connected in sequence, and the input terminal of the reverse connection protection unit 132 is grounded. In this way, when the power supply interface is reversely connected, the circuit is in a protected state due to the reverse connection protection unit, and when the reverse connection protection unit 132 is broken down, the positive electrode is grounded, so that the circuit is effectively protected. In the power supply module 1, the input end of the working state display unit is used as the output end of the power supply module 1 to be electrically connected with the input ends of the fault-tolerant power supply units of the operation module 2, the operation module 3 and the operation module 4 respectively. The output end of the working state display unit is electrically connected with the output end of the operation module 5.
The operation module 5 is used for inputting electric shock operation functions, and comprises an electric shock interface, a fault-tolerant power supply unit and an operation input unit, wherein the fault-tolerant power supply unit is composed of a current fuse FU12 and a current fuse FU13 which are connected in parallel in the figure. The operation input unit comprises an operation component and an operation state display unit, wherein the operation component is a button switch S12, the electric shock transmission interface Vin1, the fault-tolerant power supply unit, the operation component and the electric shock transmission interface Vout2 are connected in series, the output end of the operation state display unit is connected in parallel in the series circuit, and the output end of the operation state display unit is electrically connected with the output end of the operation state display unit. Therefore, the external wiring connected with the electric shock transmitting interface can be inserted positively and negatively, the use of a circuit is not affected, and when the positive wiring of the external wiring is damaged, the wiring directions of two ends of the external wiring are adjusted simultaneously, and the GND wire of the power supply module can also serve as a negative wire of the electric shock transmitting interface. Since the electric firing interface is connected with voltage, when the button switch S12 is pressed, the running state display unit (composed of the step-down resistor and the light emitting diode D18) lights up, which is normally led out by the reverse connection protection unit 132, and in abnormal cases, the reverse connection protection unit 131 and the lighting unit 12 are used for preventing current from backflowing into the positive electrode of the power supply interface.
Referring to fig. 2-6, the communication connector 6 selects a six-wire CAN bus interface, the interface 1 and the interface 2 are first-path CAN buses, and are respectively and electrically connected with the first-path CAN bus outputs of the quick plug-in module P1, the quick plug-in module P2 and the quick plug-in module P3, and the interface 3 is a shielding envelope of the first-path CAN bus and is used for grounding; the interface 4 and the interface 5 are second-path CAN buses, and are respectively and electrically connected with the second-path CAN bus outputs of the quick plug-in module P1, the quick plug-in module P2 and the quick plug-in module P3, and the interface 6 is a shielding envelope of the second-path CAN bus and is used for grounding.
When the centralized control circuit of the military vehicle-mounted equipment is printed on the circuit board, more than two groups of conductive circuits corresponding to the quick assembly disassembly modules are preferably designed, so that the quick assembly disassembly modules form redundancy backups, and when one of the quick assembly disassembly modules needs to be replaced, the backup quick assembly disassembly modules still play a role.
In this embodiment, the light emitting diodes D18, D39 are red light emitting diodes, the light emitting diodes D17, D25, D26, D27, D28, D35, D36, D37, D38, D43, D44, D45 are green light emitting diodes, and the light emitting diodes D15, D16, D21, D22, D23, D24, D31, D32, D33, D34, D41, D42 are white light emitting diodes.
While the present invention has been described in detail with reference to the drawings and the embodiments, those skilled in the art will understand that various specific parameters in the above embodiments may be changed without departing from the spirit of the invention, and a plurality of specific embodiments are all common variation ranges of the present invention and will not be described in detail herein.
Claims (7)
1. A centralized control circuit of military vehicle-mounted equipment comprises a power supply module, an operation module, a quick assembly and disassembly module and a communication connector; it is characterized in that the method comprises the steps of,
The operation module is divided into an electric shock transmission operation module and a conventional operation module, the electric shock transmission operation module comprises an electric shock transmission interface, a first fault-tolerant power supply unit and a first operation input unit, the first fault-tolerant power supply unit and the first operation input unit are connected with the electric shock transmission interface in series, the conventional operation module comprises a second fault-tolerant power supply unit and a second operation input unit, the second fault-tolerant power supply unit is used for accessing voltage output by the power supply module, and the output end of the second fault-tolerant power supply unit is electrically connected with the input end of the second operation input unit;
the power supply module comprises a direct current power supply interface, a first reverse connection protection unit and a second reverse connection protection unit, wherein the first reverse connection protection unit is electrically connected with a positive terminal of the power supply interface, the second reverse connection protection unit is electrically connected with a negative terminal of the power supply interface, and an output end of the first reverse connection protection unit and an input end of the second reverse connection protection unit are in star connection with an output end of the first operation input unit;
The quick assembly disassembly module comprises a power supply pin, a GPIO pin and at least two paths of communication pins, wherein the communication pins are respectively and correspondingly electrically connected with terminals of a communication joint, the GPIO pin is respectively and electrically connected with an output end of the conventional operation module and an equipment state display unit, and the power supply pin is correspondingly and electrically connected with the power supply module or the second fault-tolerant power supply unit;
The first operation input unit and the second operation input unit comprise operation components, and the operation components comprise at least one of a button switch, a toggle switch and a knob switch; when the operation components are button switches, the first operation input unit and the second operation input unit further comprise an operation running state display unit, the operation components and an input circuit are in star connection, and the input circuit is used for being in star connection with the output end of the first reverse connection protection unit and the input end of the second reverse connection protection unit or is used for being electrically connected with the GPIO pin of the quick assembly disassembly module; when the operation component is a toggle switch or a knob switch, the other ends of the operation component are used for being electrically connected with the GPIO pin of the quick assembly disassembly module;
the quick assembly disassembly module includes first bayonet joint and is used for with first bayonet joint complex socket, be equipped with power supply unit, control processor in the first bayonet joint, the socket has 8 at least grafting positions, and wherein 4 at least grafting positions are used for as the communication pin, and 2 at least grafting positions are used for as the power pin, and 1 at least grafting position is used for with equipment status display unit electricity is connected, and 1 at least grafting position is used for being connected with the output electricity of second operation input unit.
2. The military vehicle equipment centralized control circuit of claim 1, further comprising a lighting unit disposed in correspondence with the operational component.
3. The military vehicle equipment centralized control circuit of claim 2, wherein the lighting unit comprises a buck resistor and a light emitting diode, and the lighting unit is further connected with a current fuse.
4. The centralized control circuit of military vehicle equipment according to claim 3, wherein the lighting unit corresponding to the operation element of the second operation input unit and the current fuse of the second fault-tolerant power supply unit are connected in parallel.
5. The military vehicle equipment centralized control circuit of claim 1, wherein said power module further comprises a fault-indicating unit having at least three terminals, two of which are used to connect said first reverse-connection protection unit and said second reverse-connection protection unit, and the other terminal is used to electrically connect said second fault-tolerant power unit.
6. The centralized control circuit of the military vehicle-mounted equipment according to claim 5, wherein the fault prompting unit comprises a power switch S11, a power running state display unit and a first lighting unit which are connected in an angle mode, two ends of the first lighting unit are respectively and electrically connected with the first reverse connection protection unit and the second reverse connection protection unit, and the other end of the power switch S11 is used for being electrically connected with the second fault-tolerant power supply unit.
7. The military vehicle equipment centralized control circuit of claim 1, wherein the communication pins are electrically connected to two communication pins of the communication connector via CAN bus with independent shield wires, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610794.1A CN108803420B (en) | 2018-06-02 | 2018-06-02 | Centralized control circuit for military vehicle-mounted equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810610794.1A CN108803420B (en) | 2018-06-02 | 2018-06-02 | Centralized control circuit for military vehicle-mounted equipment |
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| CN108803420A CN108803420A (en) | 2018-11-13 |
| CN108803420B true CN108803420B (en) | 2024-05-10 |
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| CN201810610794.1A Active CN108803420B (en) | 2018-06-02 | 2018-06-02 | Centralized control circuit for military vehicle-mounted equipment |
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| CN108803420A (en) | 2018-11-13 |
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