CN115078876A - Damage equivalent target capable of simulating function failure of control type electronic equipment - Google Patents
Damage equivalent target capable of simulating function failure of control type electronic equipment Download PDFInfo
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- CN115078876A CN115078876A CN202210684541.5A CN202210684541A CN115078876A CN 115078876 A CN115078876 A CN 115078876A CN 202210684541 A CN202210684541 A CN 202210684541A CN 115078876 A CN115078876 A CN 115078876A
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- 238000012360 testing method Methods 0.000 abstract description 17
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- 238000010586 diagram Methods 0.000 description 4
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- 229910000831 Steel Inorganic materials 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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Abstract
The invention discloses a damage equivalent target capable of simulating functional failure of control type electronic equipment, belonging to the technical field of damage test and comprising the following components: the system comprises an equivalent shell consistent with the structural parameters of the shell of the electronic equipment to be simulated and controlled, and a power supply module, a state indication module, a signal receiving module and a signal sending module which are positioned in the equivalent shell; the power supply module supplies power to the signal receiving module, the signal sending module and the state indicating module; the signal sending module executes the function of continuously sending signals to the signal receiving module so as to simulate the internal data transmission and processing functions of the control electronic equipment to be simulated; the state indicating module is connected with the signal sending module, and controls the indicating lamp at the equivalent shell according to whether the received signal of the signal receiving module is normal or not.
Description
Technical Field
The invention belongs to the technical field of damage tests, and particularly relates to an equipment damage equivalent target capable of verifying whether the structure and function of set electronic equipment are damaged by external loads.
Background
The electronic equipment damage test is carried out, and the damage resistance of the electronic equipment of one party under the action of various damage elements can be evaluated. At present, two methods are mainly adopted to carry out damage test research on electronic equipment, firstly, prototype equipment is tested, selected equipment is arranged at a test position of a target ship or a simulation cabin, and whether the equipment can normally work is checked after the test; and secondly, equipment equivalent target inspection, namely, forming an equipment equivalent target by simplifying and equating the structure based on prototype equipment, measuring the size and the number of the openings of the equipment equivalent target, the structural acceleration response and other data, and judging whether the equipment is damaged or not according to whether the measured data exceeds an equipment damage threshold value or not. The method has the problems that prototype equipment is expensive, the test cost is overhigh, and the test economy is poor; the second method has the problem that the device equivalent target cannot visually reflect the core function failure conditions of data transmission, processing and the like of the electronic device in the test process. Whether the function of the equipment is damaged or not is judged by judging whether the measured data at the structure of the equipment exceeds the damage threshold of the equipment or not, too much simplification and uncertainty exist, and the capability of verifying the function failure of the equivalent target of the equipment to the real equipment is urgently needed to be improved.
Disclosure of Invention
Aiming at the defects or improvement requirements of the prior art, in order to effectively verify whether the structure and the function of the electronic equipment are damaged by external loads in the damage test process, the invention provides the damage equivalent target capable of simulating the function failure of the control type electronic equipment, effectively simulates the core function failures of data transmission, processing and the like caused by physical damages such as the damage of a printed circuit board, the pull-out of a cable and the like in the control type electronic equipment, and displays the function failure condition of the equipment in real time in the test process.
In order to achieve the above object, the present invention provides a damage equivalent target capable of simulating the function failure of a control type electronic device, comprising: the system comprises an equivalent shell consistent with the structural parameters of the shell of the electronic equipment to be simulated and controlled, and a power supply module, a state indication module, a signal receiving module and a signal sending module which are positioned in the equivalent shell;
the power supply module supplies power to the signal receiving module, the signal sending module and the state indicating module;
the signal sending module executes the function of continuously sending signals to the signal receiving module so as to simulate the functions of data transmission and processing in the electronic equipment to be simulated;
the state indicating module is connected with the signal sending module and controls an indicating lamp at the equivalent shell according to whether the received signal of the signal receiving module is normal or not.
In some optional embodiments, the status indication module comprises a relay and a plurality of LED lamps, the status of each LED lamp is controlled by the relay to represent the power status and each communication status, and each LED lamp is embedded in the upper part of the equivalent housing and connected to the signal receiving module through a data line.
In some optional embodiments, the signal transmitting module and the signal receiving module are constructed by a single chip microcomputer.
In some optional embodiments, a fixing bracket is arranged inside the equivalent shell, and the plurality of inserting box structures are connected with the fixing bracket through screws;
the power supply module, the state indication module, the signal receiving module and the signal sending module are respectively fixed in the inserting box structure through screws.
In some optional embodiments, the power supply module is provided with a power supply control switch, and the power supply control switch is embedded in the upper part of the equivalent shell.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
and constructing an equivalent target internal signal receiving module and an equivalent target internal signal sending module by adopting a singlechip. The signal sending module executes the function of continuously sending signals to the signal receiving module, and simulates key functions of data transmission, processing and the like in the control type electronic equipment through signal transmission among the modules; the function of the control electronic equipment is simulated through an internal circuit system, the capability of simulating the functional failure of the control electronic equipment in a damage test is formed, and a convenient and quick test verification means is provided for equipment damage evaluation;
a relay is adopted to construct a state indicating module, and when the state indicating module receives a normal signal of a signal receiving module, a 'communication normal' indicating lamp at a shell is controlled to be turned on to indicate that the communication function of equipment is normal; when the state indicating module receives the abnormal signal of the signal receiving module, the communication fault indicating lamp at the position of the control shell is lightened to indicate that the communication function of the equipment is invalid. The invention has the advantages of simple structure, convenient operation and visual measurement result.
Drawings
Fig. 1 is a schematic diagram of an appearance structure of an equivalent target according to an embodiment of the present invention, wherein, (a) is a front view, (b) is a side view, (c) is a bottom view, and (d) is a schematic diagram of a status display panel;
FIG. 2 is a schematic diagram of the electrical system components within an equivalent target provided by an embodiment of the present invention;
FIG. 3 is a schematic diagram of an equivalent target internal circuitry provided by an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The control type electronic equipment mainly comprises a shell structure, a printed circuit board, a power supply module and the like. Under the action of external load, the case may be damaged and deformed to cause the pulling-out and damage of internal components or cables, and the printed circuit board, the memory element and the like may be deformed too much to cause the damage of components or solder fillets and other faults. In order to effectively verify whether the structure and the function of the electronic equipment are damaged by external loads in the damage test process, the invention provides the damage equivalent target capable of simulating the functional failure of the control type electronic equipment by combining the principles that the typical function implementation mode of the equipment is similar and the economy meets the requirements of large-batch tests and the like.
The embodiment provides an equipment impact damage equivalent target, as shown in fig. 1 to 3, the equivalent target includes an equivalent housing, a power supply module, a status indication module, a signal receiving module and a signal sending module.
In fig. 1, (a) is a front view, (b) is a side view, (c) is a bottom view, and (d) is a schematic view of a status display panel, wherein parameters such as the size, material, thickness, and the like of the equivalent target housing are consistent with the selected electronic device housing structure. The inside fixed bolster that is provided with of shell, a plurality of subrack structures pass through the screw and are connected with the fixed bolster. The power supply module, the state indicating module, the signal receiving module and the signal sending module are respectively fixed in the inserting box structure through screws;
the output voltage of the power supply module is 12V, and the power supply module supplies power to the signal receiving module, the signal sending module and the state indicating module through cables; the power supply module is provided with a power supply control switch, and the switch is embedded in the upper part of the shell;
the state indicating module mainly comprises a relay board and 3 LED lamps; the 3 LEDs respectively represent 'power indication', 'communication fault' and 'communication normal'; the LED lamp is embedded on the upper part of the shell and is connected with the signal receiving module through a data line;
the signal sending module mainly comprises a single chip microcomputer and continuously sends signals to the signal receiving module through a data line in a power-on state;
the signal receiving module mainly comprises a single chip microcomputer, receives a signal transmitted by the signal sending module through a data line in a power-on state, and controls a communication normal LED lamp in the state indicating module to be on when the signal is normally received; when the signal is not received, the LED lamp for communication fault in the state indicating system is controlled to be on;
during testing, the steel wire rope vibration isolator at the bottom of the equivalent target is connected to a test structure base through a bolt, and then a power supply module switch is turned on, so that the internal signal receiving module, the signal sending module and the like are in working states. When the equivalent target is acted by external load, the state of the LED lamp can be observed to directly judge whether the function of the equipment is damaged.
It should be noted that, according to the implementation requirement, each step/component described in the present application can be divided into more steps/components, and two or more steps/components or partial operations of the steps/components can be combined into new steps/components to achieve the purpose of the present invention.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A damage equivalent target capable of simulating the functional failure of control type electronic equipment is characterized by comprising: the system comprises an equivalent shell consistent with the structural parameters of the shell of the electronic equipment to be simulated and controlled, and a power supply module, a state indication module, a signal receiving module and a signal sending module which are positioned in the equivalent shell;
the power supply module supplies power to the signal receiving module, the signal sending module and the state indicating module;
the signal sending module executes the function of continuously sending signals to the signal receiving module so as to simulate the functions of data transmission and processing in the electronic equipment to be simulated;
the state indicating module is connected with the signal sending module and controls an indicating lamp at the equivalent shell according to whether the received signal of the signal receiving module is normal or not.
2. The equivalent target of claim 1, wherein the status indication module comprises a relay and a plurality of LED lamps, the status of each LED lamp is controlled by the relay to respectively represent the power supply status and the communication status, and each LED lamp is embedded in the upper part of the equivalent shell and connected with the signal receiving module through a data line.
3. The equivalent target according to claim 1 or 2, characterized in that the signal sending module and the signal receiving module are constructed by a single chip microcomputer.
4. The equivalent target according to claim 3, wherein a fixing bracket is arranged inside the equivalent shell, and the plurality of inserting box structures are connected with the fixing bracket through screws.
5. The equivalent target according to claim 4, wherein the status indicating module, the signal receiving module and the signal sending module are respectively fixed in a socket structure by screws.
6. The equivalent target according to claim 1, characterized in that the power supply module is provided with a power supply control switch which is embedded in the upper part of the equivalent housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210684541.5A CN115078876A (en) | 2022-06-16 | 2022-06-16 | Damage equivalent target capable of simulating function failure of control type electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210684541.5A CN115078876A (en) | 2022-06-16 | 2022-06-16 | Damage equivalent target capable of simulating function failure of control type electronic equipment |
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| CN115078876A true CN115078876A (en) | 2022-09-20 |
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