CN207232945U - A kind of fault detect test system based on defect mode - Google Patents
A kind of fault detect test system based on defect mode Download PDFInfo
- Publication number
- CN207232945U CN207232945U CN201721127922.4U CN201721127922U CN207232945U CN 207232945 U CN207232945 U CN 207232945U CN 201721127922 U CN201721127922 U CN 201721127922U CN 207232945 U CN207232945 U CN 207232945U
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- module
- capacitance
- microcontroller
- test system
- feet
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Abstract
The utility model discloses a kind of fault detect based on defect mode to test system, accident defect detector and controller, accident defect detector includes fault detection module, display module, signal acquisition module, signal processing module, sensor assembly and video camera module, fault detection module, display module, signal acquisition module, signal processing module, sensor assembly and video camera module are connected with controller, signal processing module includes wireless communication module and wire communication module, the sensor assembly includes temperature sensor, humidity sensor and dimensional measurement sensor.The beneficial effects of the utility model are:Defects detection module is employed, defect, loophole in the system failure can be fed back, repairs and make it that fault detection capability is more perfect in failure system, it is simple in structure, there is very strong practicality.
Description
Technical field
It the utility model is related to defects detection field, especially a kind of fault detect test system based on defect mode.
Background technology
After traditional software is tested, remain in the defects of software typically small probability, developer's carelessness and cause
's.Our tests to 8 class software faults practice have shown that, tested by stringent traditional software, remain failure in software
Density is 1~2 failure/10KLOC, without by the software strictly tested, its fault density generally 5~10 failures/
10KLOC, and these failures frequently can lead to system crash once occurring, defect mode easily produces failure and loophole to system
The problems such as.In identification technology, system defect is easy to cause the problems such as identification function declines.
Therefore, it is necessary to propose that system is tested in a kind of fault detect based on defect mode for the above problem.
Utility model content
The utility model aim is to overcome deficiency of the prior art, there is provided a kind of failure inspection based on defect mode
Survey test system.
In order to solve the above-mentioned technical problem, the utility model is to be achieved through the following technical solutions:
A kind of fault detect test system based on defect mode, including accident defect detector and controller, the event
Hinder defect detector include fault detection module, display module, signal acquisition module, signal processing module, sensor assembly and
Video camera module, the fault detection module, display module, signal acquisition module, signal processing module, sensor assembly and
Video camera module is connected with controller, and the signal processing module includes wireless communication module and wire communication module, institute
Stating sensor assembly includes temperature sensor, humidity sensor and dimensional measurement sensor.
Preferably, the fault detection module includes detection circuit, the detection circuit include transformer, first resistor,
Second resistance, 3rd resistor, the 4th resistance, the first capacitance, the second capacitance, the 3rd capacitance, the 4th capacitance, the 5th capacitance, bridge-type
Diode, inductance, microcontroller and diode.
Preferably, the first end feet ground connection of the microcontroller, the second end feet of the microcontroller and the 7th end of microcontroller
Diode and 3rd resistor are connected between foot, the 3rd resistor also connects bridge diode respectively by the 3rd capacitance
A end feets and the first capacitance one end, the 3rd end feet of the microcontroller passes through one end of the 5th capacitance connection inductance, the list
The other end that 5th end feet of piece machine passes through the 4th capacitance connection inductance.
Preferably, one end, the second capacitance one end of the 4th end feet and the 8th end feet of the microcontroller with first resistor
With the 4th resistance one end, the first resistor connects the 7th end feet of microcontroller by second resistance, second capacitance it is another
End ground connection, the b ends of the other end ground connection bridge diode of the 4th resistance.
Preferably, the b ends of the other end bridge diode of first capacitance, the c ends and d ends point of the bridge diode
The both ends of transformer are not connect, and the 6th end feet of the microcontroller connects the second end feet of microcontroller.
The beneficial effects of the utility model are:Employ defects detection module, can to defect in the system failure, loophole into
Row feedback, repairs and make it that fault detection capability is more perfect in failure system, simple in structure, has very strong practicality.
Make furtherly below with reference to the technique effect of design of the attached drawing to the utility model, concrete structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is the system structure diagram of the utility model;
Fig. 2 is the detection circuit circuit diagram of the utility model embodiment.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Such as Fig. 1 and with reference to shown in Fig. 2, a kind of fault detect test system based on defect mode, including accident defect inspection
Survey instrument and controller, the accident defect detector include fault detection module, display module, signal acquisition module, at signal
Manage module, sensor assembly and video camera module, the fault detection module, display module, signal acquisition module, at signal
Reason module, sensor assembly and video camera module are connected with controller, and the signal processing module includes radio communication mold
Block and wire communication module, the sensor assembly include temperature sensor, humidity sensor and dimensional measurement sensor.
Further, the fault detection module includes detection circuit, and the detection circuit includes transformer B, the first electricity
Hinder R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the first capacitance C1, the second capacitance C2, the 3rd capacitance C3, the 4th electricity
Hold C4, the 5th capacitance C5, bridge diode D0, inductance L, microcontroller U0 and diode D1, the first end feet of the microcontroller U0
Ground connection, is connected to the electricity of diode D1 and the 3rd between the second end feet of the microcontroller U0 and the 7th end feet of microcontroller U0
R3 is hindered, the 3rd resistor R3 also connects a end feets and the first capacitance C1 of bridge diode D0 respectively by the 3rd capacitance C3
One end, the 3rd end feet of the microcontroller U0 pass through one end of the 5th capacitance C5 connection inductance L, the 5th end of the microcontroller U0
Foot is by the other end of the 4th capacitance C4 connection inductance, and the 4th end feet and the 8th end feet of the microcontroller U0 are and first resistor
One end of R1, second capacitance C2 one end and the 4th resistance R4 one end, the first resistor R1 connect microcontroller by second resistance R2
The 7th end feet of U0, the other end ground connection of the second capacitance C2, the other end ground connection bridge diode of the 4th resistance R4
The b ends of D0, the b ends of the other end bridge diode D0 of the first capacitance C1, the c ends and d ends point of the bridge diode D0
The both ends of transformer are not connect, and the 6th end feet of the microcontroller U0 connects the second end feet of microcontroller U0.
The beneficial effects of the utility model are:Employ defects detection module, can to defect in the system failure, loophole into
Row feedback, repairs and make it that fault detection capability is more perfect in failure system, simple in structure, has very strong practicality.
During its work, video camera module, temperature sensor, humidity sensor and dimensional measurement sensor read workpiece or
In environment then these parameters are transferred to controller by picture figure, temperature, humidity and size relevant parameter, then utilize signal
Processing module and fault detection module carry out its parameter analysis test, and test completes data and carries out display sight by display module
Examine.
The preferred embodiment of the utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to the design of the utility model in domain
Available technical solution is tested, all should be in the protection domain being defined in the patent claims.
Claims (5)
- A kind of 1. fault detect test system based on defect mode, it is characterised in that:Including accident defect detector and control Device, the accident defect detector include fault detection module, display module, signal acquisition module, signal processing module, sensing Device module and video camera module, the fault detection module, display module, signal acquisition module, signal processing module, sensing Device module and video camera module are connected with controller, and the signal processing module includes wireless communication module and wire communication Module, the sensor assembly include temperature sensor, humidity sensor and dimensional measurement sensor.
- A kind of 2. fault detect test system based on defect mode as claimed in claim 1, it is characterised in that:The failure Detection module includes detection circuit, and the detection circuit includes transformer, first resistor, second resistance, 3rd resistor, the 4th electricity Resistance, the first capacitance, the second capacitance, the 3rd capacitance, the 4th capacitance, the 5th capacitance, bridge diode, inductance, microcontroller and two poles Pipe.
- A kind of 3. fault detect test system based on defect mode as claimed in claim 2, it is characterised in that:The monolithic Machine the first end feet ground connection, be connected between the second end feet of the microcontroller and the 7th end feet of microcontroller diode and 3rd resistor, the 3rd resistor also connect a end feets of bridge diode and one end of the first capacitance respectively by the 3rd capacitance, 3rd end feet of the microcontroller passes through the 4th electricity by one end of the 5th capacitance connection inductance, the 5th end feet of the microcontroller Hold the other end of connection inductance.
- A kind of 4. fault detect test system based on defect mode as claimed in claim 2, it is characterised in that:The monolithic One end, second capacitance one end and the 4th resistance one end of 4th end feet of machine and the 8th end feet with first resistor, described first Resistance connects the 7th end feet of microcontroller by second resistance, the other end ground connection of second capacitance, the 4th resistance it is another One end is grounded the b ends of bridge diode.
- A kind of 5. fault detect test system based on defect mode as claimed in claim 2, it is characterised in that:Described first The b ends of the other end bridge diode of capacitance, the c ends and d ends of the bridge diode connect the both ends of transformer, the list respectively 6th end feet of piece machine connects the second end feet of microcontroller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721127922.4U CN207232945U (en) | 2017-09-05 | 2017-09-05 | A kind of fault detect test system based on defect mode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721127922.4U CN207232945U (en) | 2017-09-05 | 2017-09-05 | A kind of fault detect test system based on defect mode |
Publications (1)
Publication Number | Publication Date |
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CN207232945U true CN207232945U (en) | 2018-04-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721127922.4U Expired - Fee Related CN207232945U (en) | 2017-09-05 | 2017-09-05 | A kind of fault detect test system based on defect mode |
Country Status (1)
Country | Link |
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CN (1) | CN207232945U (en) |
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2017
- 2017-09-05 CN CN201721127922.4U patent/CN207232945U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20180905 |