CN111114826B - Detection device for onboard control circuit of distributed fire control system - Google Patents
Detection device for onboard control circuit of distributed fire control system Download PDFInfo
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- CN111114826B CN111114826B CN201911379065.0A CN201911379065A CN111114826B CN 111114826 B CN111114826 B CN 111114826B CN 201911379065 A CN201911379065 A CN 201911379065A CN 111114826 B CN111114826 B CN 111114826B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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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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Abstract
The application belongs to the technical field of flight equipment detects, in particular to distributed fire control system on-board control circuit detection device includes: each test terminal is arranged at the lower interface of a transmitting device of the airplane or the lower interface of an airborne airplane and can be used for controllably detecting corresponding lower interface signals and logic time sequence relations of the lower interface signals; the test terminal box body is used for bearing the test terminal and detachably and fixedly arranging the test terminal at the corresponding lower interface of the transmitting device or the lower interface of the carrier; and the display control terminal is used for controlling the test terminal to carry out detection processing and displaying the detection processing result. The onboard control circuit detection device of the distributed fire control system adopts a modular test terminal and display control terminal framework, and can be combined and used at will according to detection requirements; moreover, the redundancy design is realized, the weight is light, and the use is convenient.
Description
Technical Field
The application belongs to the technical field of flight equipment detection, and particularly relates to a detection device for an onboard control circuit of a distributed fire control system.
Background
The detection of the on-board emission control circuit of the weapon fire control system of the active aircraft simulates the running program of a plurality of weapons and emission devices through a ground detection device to realize the detection of the on-board emission control circuit, logic control and time sequence of the weapon fire control system.
However, due to the development of random weaponry, in order to improve the aircraft combat capability and the attack strength to enemies, the types of weapons of the aircraft equipment are more and more, and meanwhile, the problem is brought to weapon detection. When the existing ground detection equipment is used, if only one weapon is used for detection, the whole equipment still needs to be carried to the side of the airplane for detection, and if some internal hardware or software of the integrated equipment has a problem, the whole equipment cannot be used, so that the airplane battle and training are influenced. In addition, weapon check out test set is generally influenced by aircraft hanging point arrangement, and when measuring cable length and surpassing certain length (for example 15 meters), when carrying out the detection of distal end symmetry hanging point, it must use two equipment to detect to receive the restriction of bus communication transmission distance, and the connection of cable also takes up storage space with depositing very long-term simultaneously.
Disclosure of Invention
In order to solve at least one of the above technical problems, the present application provides a detection device for an onboard control circuit of a distributed fire control system.
The application discloses control circuit detection device on distributing type fire control system machine includes:
each test terminal is arranged at the lower interface of a transmitting device of the airplane or the lower interface of an airborne airplane and can be used for controllably detecting corresponding lower interface signals and logic time sequence relations of the lower interface signals;
the test terminal box bodies are used for bearing one test terminal and detachably and fixedly arranged at the positions of the lower interfaces of the corresponding transmitting devices or the lower interfaces of the carriers;
and the display control terminals are independently arranged and are connected with the at least two test terminals through lines and used for controlling the test terminals to carry out detection processing and displaying the detection processing results of the test terminals.
According to at least one embodiment of the present application, one of the test terminals includes a microprocessor, the microprocessor is connected to a lower interface of the transmitter or a lower interface of the carrier, and is capable of detecting and processing a corresponding lower interface signal and a logical timing relationship thereof, and the method includes:
detecting and distinguishing interface signals under the transmitting device through a power resistance simulation load, and testing the logical time sequence relation of the signals; and
and detecting and judging the control signals sent by the lower interface of the carrier, and testing the logical time sequence relation of the control signals.
According to at least one embodiment of the present application, the microprocessor is connected with the lower interface of the transmitting device through a 429 bus, wherein the microprocessor is further configured to receive and detect 429 bus information;
the microprocessor is connected with the lower interface of the loader through a 1553B bus, and the microprocessor is further used for detecting whether the 1553B bus is normal in communication.
According to at least one embodiment of the application, the display control terminal comprises a main controller and a display screen, wherein the main controller is used for sending a control instruction to the microprocessor and transmitting a detection processing result sent by the microprocessor to the display screen for displaying.
According to at least one embodiment of the present application, the test terminal further includes:
and the 232-to-485 converter is used for carrying out serial port communication between the microprocessor and the main controller of the display control terminal through the 232-to-485 converter.
According to at least one embodiment of the present application, the test terminal enclosure comprises:
the box body is internally provided with a cavity for mounting the test terminal;
the bottom of the fixing frame is fixedly connected with the box body, and the fixing frame is provided with an upper joint and is used for being connected with a hook at the bottom of the aircraft launching device or a hook at the bottom of the carrier.
According to at least one embodiment of the present application, the microprocessor is a DSP chip.
The application has at least the following beneficial technical effects:
the detection device for the onboard control circuit of the distributed fire control system adopts a modular test terminal and a display control terminal framework, and can be combined and used at will according to detection requirements; moreover, the weight is light, and the use is convenient; and the test terminals are designed in a universal way, the states of all the terminals are the same, and if a certain terminal fails, other terminals can be used as backups for each other, so that redundancy design is realized.
Drawings
FIG. 1 is a schematic diagram illustrating detection of a detection device of an onboard control circuit of a distributed fire control system according to the present application;
FIG. 2 is a schematic circuit diagram of a test terminal in the detection device of the onboard control circuit of the distributed fire control system of the present application;
FIG. 3 is a diagram illustrating a state of use of a detection device of an onboard control circuit of a distributed fire control system according to the present application.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are a subset of the embodiments in the present application and not all embodiments in the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present application.
The purpose of this application is to provide a distributed detection architecture, can distribute signal acquisition processing module at weapon detection terminal, and the rethread ethernet will detect data transmission to the display control terminal on.
The detection device of the onboard control circuit of the distributed fire control system of the present application is further described in detail with reference to fig. 1 to 3.
The application discloses control circuit detection device on distributing type fire control system machine can include test terminal, test terminal box and display control terminal.
Specifically, the number of the test terminals is at least two, and may be appropriately selected according to the number of interfaces under the transmitting device or the number of interfaces under the carrier to be detected.
Each test terminal is arranged at the lower interface of a transmitting device or the lower interface of an aircraft, and can be used for controllably detecting corresponding lower interface signals and logic time sequence relations of the lower interface signals.
Specifically, the test terminal is detachably and fixedly arranged at the position of a lower interface of the corresponding transmitting device or a lower interface of the carrier through a test terminal box body.
Furthermore, the test terminal box body can adopt various suitable structures; in this embodiment, the preferred test terminal box body comprises a box body and a fixing frame, wherein a cavity is formed inside the box body and is used for fixedly bearing and installing the test terminal; the bottom of the fixing frame is fixedly connected with the box body, and the fixing frame is provided with an upper joint and is used for being connected with a hook at the bottom of the aircraft launching device (the launching device is provided with the aircraft launching device) or a hook at the bottom of the carrier (the aircraft is provided with the aircraft launching device).
Furthermore, the test terminal is preferably an embedded control system, and may be formed as a whole system by using, for example, a DSP chip manufactured by TI corporation as a microprocessor, and a clock and reset circuit, a level conversion circuit, an I/O expansion circuit, an external program memory, a data bus driving circuit, a serial communication interface circuit, a 1553B bus and 429 bus protocol chip and driving circuit, a data latch, and a logic control circuit. It should be noted that, the above components and circuits may be known mature components and circuits to implement their corresponding functions, and are not described herein again.
The microprocessor can detect and judge a lower interface signal of the transmitting device through the power resistor simulation load and test the logic time sequence relation of the lower interface signal; and the microprocessor is connected with the lower interface of the transmitting device through a 429 bus, and the microprocessor is also used for receiving and detecting 429 bus information.
Furthermore, under the condition of no hanging frame, the microprocessor can detect and judge the control signal sent by the lower interface of the loader and test the logic time sequence relation of the control signal; and the microprocessor is connected with the lower interface of the carrier through a 1553B bus, and the microprocessor is also used for detecting whether the 1553B bus communication is normal.
The display control terminal is independently arranged with the test terminals and the test terminal box body, is connected with at least two test terminals through a line, and is used for controlling the test terminals to carry out detection processing and displaying the detection processing results of the test terminals.
Further, it is preferable that the display control terminal includes a main controller (PC motherboard) and a display screen, and the main controller is configured to send a control instruction to the microprocessor, and transmit a detection processing result sent by the microprocessor to the display screen for display.
Further, the preferred test terminal further comprises a 232-to-485 converter, and the microprocessor and the main controller of the display control terminal are in serial port communication through the 232-to-485 converter.
In summary, compared with the existing comprehensive detection technology, the detection device for the onboard control circuit of the distributed fire control system has the advantages that:
1) The modular architecture can be used in any combination; the corresponding detection terminal can be carried for detection according to detection requirements, 6 terminals need to be carried if 6 hanging points are detected simultaneously, and only 1 terminal needs to be carried if 1 hanging point is detected in the same manner;
2) The weight is light, and the use is convenient; the weight of each test terminal is only one sixth of the weight of the comprehensive test equipment;
3) 232 changes 485 use of converter for transmission cable connects conveniently, and test terminal adopts the network bus cable to carry out data transmission, alleviates the weight of cable greatly compared with former cable.
4) Designing redundancy; the test terminals are designed in a universal mode, the states of all the terminals are the same, and if a certain terminal breaks down, other terminals can back up each other.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (2)
1. The utility model provides a distributed fire control system on-machine control circuit detection device which characterized in that includes:
each test terminal is arranged at the lower interface of a transmitting device or the lower interface of a carrier of the airplane and can controllably detect and process corresponding lower interface signals and the logical time sequence relation of the lower interface signals;
the test terminal box bodies are used for bearing one test terminal and detachably and fixedly arranged at the positions of the lower interfaces of the corresponding transmitting devices or the lower interfaces of the carriers;
the display control terminal is independently arranged and is connected with at least two test terminals through a circuit, and is used for controlling the test terminals to carry out detection processing and displaying the detection processing results of the test terminals;
one said test terminal includes a microprocessor, said microprocessor is connected with lower interface of the launcher or lower interface of the loader, can detect and process the corresponding lower interface signal and its logical sequence relation, including:
detecting and distinguishing interface signals under the transmitting device through a power resistance simulation load, and testing the logical time sequence relation of the signals; and
detecting and distinguishing a control signal sent by a lower interface of the carrier, and testing the logical time sequence relation of the control signal;
the microprocessor is connected with the lower interface of the transmitting device through a 429 bus, wherein the microprocessor is also used for receiving and detecting 429 bus information;
the microprocessor is connected with the lower interface of the carrier through a 1553B bus, wherein the microprocessor is also used for detecting whether the 1553B bus communication is normal or not;
the display control terminal comprises a main controller and a display screen, wherein the main controller is used for sending a control instruction to the microprocessor and transmitting a detection processing result sent by the microprocessor to the display screen for displaying;
the test terminal further comprises:
the 232-to-485 converter is used for carrying out serial port communication between the microprocessor and a main controller of the display control terminal through the 232-to-485 converter;
the test terminal box includes:
the box body is internally provided with a cavity for mounting the test terminal;
the bottom of the fixing frame is fixedly connected with the box body, and the fixing frame is provided with an upper joint and is used for being connected with a hook at the bottom of the aircraft launching device or a hook at the bottom of the carrier.
2. The distributed fire control system on-board control circuit detection device of claim 1, wherein the microprocessor is a DSP chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379065.0A CN111114826B (en) | 2019-12-27 | 2019-12-27 | Detection device for onboard control circuit of distributed fire control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379065.0A CN111114826B (en) | 2019-12-27 | 2019-12-27 | Detection device for onboard control circuit of distributed fire control system |
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| CN111114826A CN111114826A (en) | 2020-05-08 |
| CN111114826B true CN111114826B (en) | 2023-03-14 |
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| CN201911379065.0A Active CN111114826B (en) | 2019-12-27 | 2019-12-27 | Detection device for onboard control circuit of distributed fire control system |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6894505B2 (en) * | 2002-08-01 | 2005-05-17 | Teradyne, Inc. | Flexible interface for universal bus test instrument |
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2019
- 2019-12-27 CN CN201911379065.0A patent/CN111114826B/en active Active
Patent Citations (6)
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|---|---|---|---|---|
| CN101913427A (en) * | 2010-08-04 | 2010-12-15 | 北京航空航天大学 | Avionics system suitable for multi-purpose unmanned aircraft |
| CN103090724A (en) * | 2013-01-21 | 2013-05-08 | 北京航空航天大学 | Solid-liquid power sounding rocket land launching sequential control system |
| CN104503259A (en) * | 2014-11-27 | 2015-04-08 | 北京电子工程总体研究所 | Universal programmable aircraft simulator system for launch control system |
| CN106443311A (en) * | 2016-11-29 | 2017-02-22 | 中航通飞华南飞机工业有限公司 | Conduction and insulation test system and method of large aircraft automatic system |
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| CN111114826A (en) | 2020-05-08 |
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