CN110780657B - Key controller's simulation test equipment destroys - Google Patents
Key controller's simulation test equipment destroys Download PDFInfo
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- CN110780657B CN110780657B CN201910840456.1A CN201910840456A CN110780657B CN 110780657 B CN110780657 B CN 110780657B CN 201910840456 A CN201910840456 A CN 201910840456A CN 110780657 B CN110780657 B CN 110780657B
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- key
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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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- 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
- G05B2219/24065—Real time diagnostics
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention belongs to the technical field of avionics, and discloses a simulation test device of a key destruction controller, which comprises: the key destroying control board clamping module, the key destroying signal transmission module and the power supply module are arranged in the key destroying machine; the key destroying control board clamping module comprises a spring needle, a key destroying control board clamping base and a fastening piece; the key destroying signal transmission module comprises a first signal indicator light, a second signal indicator light and a key destroying signal control button; the power supply module comprises a circular connector and a power supply unit; the key control plate destroying clamping base is used for fixing the key control plate; one end of the spring needle is connected with the signal input and output end of the key destroying control board, and the other end of the spring needle is respectively and correspondingly connected with a first signal indicator lamp, a second signal indicator lamp and a key destroying signal control button; the key controller test system can strengthen the test capability of the key controller, and has the function of efficiently and accurately testing the key controller.
Description
Technical Field
The invention belongs to the technical field of avionics, and particularly relates to a simulation test device for a key-destroying controller.
Background
When the military aircraft is in an abnormal situation outdoors, the electronic secret keys are required to be destroyed, and the key-destroyed controller has the main purposes that: and providing a key destroying signal to the onboard electronic devices storing the secret electronic keys under specific conditions.
The key destroying controller is used for automatically connecting the key destroying signal in a mode of sensing and judging the impact acceleration by the key destroying controller. When the key destroying controller works normally, the acceleration sensor senses the self impact acceleration, and after a series of filtering, amplification and other processing, a voltage signal containing acceleration value information is output to the threshold judging circuit to judge the connection threshold, and when the acceleration value accords with the connection condition of the key destroying controller, the key destroying controller generates a control signal to control the connection of the key destroying signal and lasts for more than 2 s.
Generally, the key controller is destroyed to have high-standard reliability and accuracy, and can ensure that misjudgment is not caused under normal conditions to destroy information and the confidential information is normally destroyed after a flight accident occurs, wherein the test process of the key controller is complex, at present, the typical aviation key controller with the test switch can only test whether an axial trigger signal meets the requirement, other two axial triggers need a professional to use an impact test bench to perform impact test, the test efficiency is low, and the damage to the product is easily caused, and the key controller is not beneficial to mass short-period production.
Disclosure of Invention
In view of the problems in the prior art, an object of the present invention is to provide a simulation test apparatus for a key-destroying controller, which can enhance the test capability of the key-destroying controller and has the function of efficiently and accurately testing the key-destroying controller.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a key controller destruct simulation test apparatus, the simulation test apparatus comprising: the key destroying control board clamping module, the key destroying signal transmission module and the power supply module are arranged in the key destroying machine;
the key control plate damage clamping module comprises a spring needle, a key control plate damage clamping base and a fastening piece; the key destroying signal transmission module comprises a first signal indicator lamp, a second signal indicator lamp and a key destroying signal control button; the power supply module comprises a circular connector and a power supply unit;
the broken key control plate clamping base is used for fixing a broken key control plate;
one end of the spring pin is connected with the signal input and output end of the key destroying control board, and the other end of the spring pin is correspondingly connected with the first signal indicator lamp, the second signal indicator lamp and the key destroying signal control button respectively.
The technical scheme of the invention has the characteristics and further improvements that:
(1) The key destroying signal control button comprises six buttons which respectively correspond to three axial acceleration signals of the two acceleration sensors at X, Y, Z.
(2) Six buttons of the key destroying signal control button are respectively and correspondingly connected with six key destroying signal input ends of the key destroying control board through spring pins, and a key destroying signal output end of the key destroying control board is respectively and correspondingly connected with the first signal indicator lamp and the second signal indicator lamp through spring pins.
(3) When any one of the six buttons of the key destroying signal control button outputs a signal, the first signal indicator lamp is turned on, and when two axial buttons of any one of the six buttons of the key destroying signal control button simultaneously output signals, the second signal indicator lamp is turned on and lasts for more than a preset time, the key destroying controller is normal; otherwise, the destroy key controller is indicated to be abnormal.
(4) The preset time is two seconds.
(5) The key destroying signal transmission module further comprises: nine test banana heads, wherein six test banana heads simulate two acceleration sensors at X, Y, Z three axial input signal ends and are respectively connected with corresponding hole positions of the spring pins, and the other three test banana heads are used as X, Y, Z three axial ground wires.
(6) The nine banana heads for testing are used for inputting test signals.
The invention adopts a button control mode, sends a key-destroying control signal by pressing buttons representing different axial directions of the acceleration sensor, and simultaneously transmits a test result to an operator by indicator lights with two colors. The test time for destroying the control panel of the key controller is saved, the cost required by matched special test equipment (impact test bed) is saved, and whether the state of the controller is good or not can be accurately judged in real time. (1) generating a destroy key signal through a button: according to the key controller test method, through the process of pressing the button, signals returned by the acceleration sensor under the high G value are simulated, the signals are transmitted to the control board of the key controller, meanwhile, key destroying signals processed by the control board are transmitted to the indicator lamp, and the indicator lamp flickers to indicate that the key destroying signals are normally output, so that the test method of the control board of the key controller is simplified, the test time of the key controller is saved, and the test efficiency is improved. (2) the cost of special test equipment and special personnel is saved: the invention can input and output signals through the simulation key-destroying controller, does not need to additionally match special test equipment (an impact test bed) and special personnel for testing, and saves the cost of purchasing the special test equipment and the expense of hiring the special personnel.
Drawings
FIG. 1 is a schematic diagram of a key-destroying controller simulation test apparatus;
FIG. 2 is a schematic diagram of a test connection of a key controller destruction simulation test apparatus;
FIG. 3 is a schematic diagram of the internal wiring of the key controller simulation test equipment.
Detailed Description
The invention relates to a simulation test device of a key-destroying controller, which is mainly composed of a key-destroying control board clamping module 1, a key-destroying signal transmission module 2, a power supply module and a structural member, as shown in figure 1. The destroyed key control board clamping module 1 comprises a spring needle 101, a destroyed key control board clamping base 102 and a fastener; the key destroying signal transmission module 2 comprises a key destroying signal control button 201, a first signal indicator lamp 202 and a second signal indicator lamp 203.
The power module comprises a circular connector 3 and a power supply unit, wherein the circular connector 3 is used for being connected with a direct-current stabilized power supply and supplying power to the testing equipment.
The broken key control board clamping module 1 is used for fixing a broken key controller control board; a fastener and a spring needle 101 are arranged on a broken key control plate clamping base 102; as shown in fig. 2, one end of the pogo pin 101 is used for butting against the input signal and output signal holes on the test board, and the other end is connected to the internal circuit and the key-destroying signal control button 201 through a wire 205; the number of the key destroying signal control buttons 201 is 6, and the key destroying signal control buttons are divided into three axial acceleration sensors in different states; the first signal indicator lamp 202 and the second signal indicator lamp 203 are both connected to the pogo pin 101 by a wire 205;
the key-destroying signal transmission module further comprises 9 banana heads 204 for testing, wherein the banana heads for testing 9 are connected to the pogo pins 101 through wires 205 and used for inputting accurate test signals.
The use method of the invention is simple and clear, the circular connector is used for connecting a power supply to supply power for the equipment, the key-destroying control board is clamped on the key-destroying control board clamping module 1, the equipment is electrified after the installation is finished, and whether the first signal indicator lamp 203 flickers along with the pressing of the key-destroying signal control buttons 201 is observed by respectively pressing the key-destroying signal control buttons 201 in sequence, and if the flickers, the normal communication of each channel is represented. When two axial buttons are pressed simultaneously, whether the second signal indicator lamp 202 is lighted and lasts for more than 2 seconds is observed, and the condition that the key destroying signal is normally output is proved. Through the operation flow, the purpose of testing the key controller can be destroyed.
In addition, as shown in fig. 3, the present invention can input a precise test signal to simulate the output signal of the acceleration sensor. One end of the pogo pin 101 is connected with 9 test banana heads 204, wherein 3 test banana heads 204 are used as ground wires with different axial directions, and the other 6 test banana heads 204 simulate 3 input signal ends with different axial directions of the two acceleration sensors. The function of the accurate test signal is to connect the positive and negative electrodes of the output end of the waveform generator to one of the six input channels of the banana head 204 for testing, the device sends a 120Hz sine wave by means of the waveform generator after being electrified, the flashing critical state of the first signal indicator lamp 203 is searched by adjusting the voltage value of the waveform, the voltage value of the sine wave in the state can be simply calculated to obtain the trigger G value of the input channel, and the trigger G value is in a required range. After the test of the 6 channels is completed, the signal generator is used for sending out a sine wave with a voltage value of 1.2V, the flashing critical state of the second signal indicator lamp 202 is searched by adjusting the sine wave frequency value, the sine wave frequency value in the state needs to be larger than 120Hz, and the frequency spectrum width of each axial trigger value is larger than the required frequency spectrum width, so that the key destroying signal can be normally triggered.
In order to facilitate understanding of the technical solution of the present invention, the present embodiment provides the following spring pin signal analysis table for the destroyed key controller simulation test equipment:
the invention adopts a button control mode, sends a key-destroying control signal by pressing buttons representing different axial directions of the acceleration sensor, and simultaneously transmits a test result to an operator by indicator lights with two colors. The test time for destroying the control panel of the key controller is saved, the cost required by matched special test equipment (impact test bed) is saved, and whether the state of the controller is good or not can be accurately judged in real time. And (1) generating a destroy key signal through a button: according to the key controller test method, through the process of pressing the button, signals returned by the acceleration sensor under the high G value are simulated, the signals are transmitted to the control board of the key controller, meanwhile, key destroying signals processed by the control board are transmitted to the indicator lamp, and the indicator lamp flickers to represent that the key destroying signals are normally output, so that the test method of the key controller control board is simplified, the test time of the key controller is saved, and the test efficiency is improved. (2) the cost of special test equipment and special personnel is saved: the invention can input and output signals through the simulation key-destroying controller, does not need to additionally match special test equipment (an impact test bed) and special personnel for testing, and saves the cost of purchasing the special test equipment and the expense of hiring the special personnel.
Claims (5)
1. A key controller destruct simulation test apparatus, comprising: the key destroying control board clamping module, the key destroying signal transmission module and the power supply module are arranged in the key destroying machine;
the key control plate damage clamping module comprises a spring needle, a key control plate damage clamping base and a fastening piece; the key destroying signal transmission module comprises a first signal indicator lamp, a second signal indicator lamp and a key destroying signal control button; the power supply module comprises a circular connector and a power supply unit;
the broken key control plate clamping base is used for fixing a broken key control plate;
one end of the spring needle is connected with the signal input and output end of the key destroying control board, and the other end of the spring needle is correspondingly connected with the first signal indicator lamp, the second signal indicator lamp and the key destroying signal control button respectively;
the key destroying signal control button comprises six buttons which respectively correspond to three axial acceleration signals of the two acceleration sensors in X, Y, Z;
six buttons of the key destroying signal control button are correspondingly connected with six key destroying signal input ends of the key destroying control board through spring pins respectively, and a key destroying signal output end of the key destroying control board is correspondingly connected with the first signal indicator lamp and the second signal indicator lamp through spring pins respectively;
when any one of the six buttons of the key destroying signal control button outputs a signal, the first signal indicator lamp is on, and when two axial buttons of any one of the six buttons of the key destroying signal control button simultaneously output signals, the second signal indicator lamp is on and lasts for more than a preset time, the key destroying controller is indicated to be normal; otherwise, the key destroying controller is indicated to be abnormal.
2. The key-destruct controller simulation test equipment of claim 1, wherein the predetermined time is two seconds.
3. The key destructor simulation test equipment of claim 1, wherein the key destructor signal transmission module further comprises: nine test banana heads, wherein six test banana heads simulate two acceleration sensors at X, Y, Z three axial input signal ends and are respectively connected with corresponding hole positions of the spring pins, and the other three test banana heads are used as X, Y, Z three axial ground wires.
4. The key-destructor simulation test equipment according to claim 3, wherein the nine test banana heads are used for test signal input.
5. The key-destructor simulation test equipment according to claim 3, wherein 3 of the nine test banana heads are used as ground wires in different axial directions, and 6 test banana heads simulate 3 input signal ends in different axial directions of the two acceleration sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840456.1A CN110780657B (en) | 2019-09-05 | 2019-09-05 | Key controller's simulation test equipment destroys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840456.1A CN110780657B (en) | 2019-09-05 | 2019-09-05 | Key controller's simulation test equipment destroys |
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| Publication Number | Publication Date |
|---|---|
| CN110780657A CN110780657A (en) | 2020-02-11 |
| CN110780657B true CN110780657B (en) | 2022-11-01 |
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| CN201910840456.1A Active CN110780657B (en) | 2019-09-05 | 2019-09-05 | Key controller's simulation test equipment destroys |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345242A (en) * | 2013-06-27 | 2013-10-09 | 浙江联宜电机股份有限公司 | Intelligent circuit board testing device |
| CN105024766B (en) * | 2014-04-21 | 2018-11-16 | 哈尔滨飞机工业集团有限责任公司 | Communication control management equipment test device |
| CN105450393A (en) * | 2015-12-29 | 2016-03-30 | 成都航天通信设备有限责任公司 | Modular radio station key erasing device and radio station key erasing method |
| CN205265711U (en) * | 2015-12-29 | 2016-05-25 | 成都航天通信设备有限责任公司 | Key ware is ruined in modularization radio station |
| CN105827398A (en) * | 2016-04-01 | 2016-08-03 | 山东超越数控电子有限公司 | Secret key destruction method of hand-held device |
| CN107220562A (en) * | 2017-07-10 | 2017-09-29 | 山东超越数控电子有限公司 | A kind of the anti-error of handheld device ruins key method |
| CN109306824B (en) * | 2018-10-16 | 2024-04-05 | 江苏云涌电子科技股份有限公司 | Safety device with multipath key destroying function |
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