CN204256429U - integrated signal conditioning platform - Google Patents
integrated signal conditioning platform Download PDFInfo
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- CN204256429U CN204256429U CN201420745597.8U CN201420745597U CN204256429U CN 204256429 U CN204256429 U CN 204256429U CN 201420745597 U CN201420745597 U CN 201420745597U CN 204256429 U CN204256429 U CN 204256429U
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Abstract
The utility model provides a kind of integrated signal conditioning platform, and it is characterized in that, described Platform for Signal Condition comprises: power module, light coupling relay module, independent circuits coding module, interface panel; Power module comprises power-switching circuit and short circuit and current foldback circuit, and for carrying out voltage transitions to external power supply, other modules for described platform and platform provide the electric energy of multiple voltage; Light coupling relay module, for adjusting signal access route, provides Phototube Coupling to protect to Platform for Signal Condition and test macro; Independent circuits coding module is for the treatment of the various signals of access; Interface panel is used for providing external standard interface to Platform for Signal Condition inside modules, and external standard interface is used for inputing or outputing of signal.This integrated signal platform can be multiplexing in the test of various test macro, can be realized, greatly reduce the workload of test, effectively improve testing efficiency the test of test product by a Platform for Signal Condition.
Description
Technical field
The utility model relates to field tests, more particularly, relates to a kind of integrated signal conditioning platform.
Background technology
In current field tests, signal condition is a common and very important process, for a test macro, general use standard device realizes simulation and the measurement of signal, but the output signal usually simulated by standard device often can not meet the demand of system under test (SUT) completely, and the output signal of system under test (SUT) also cannot be directly used in standard device.At this moment signal condition is most important for test macro, and signal can be carried out suitable process by signal condition, makes it to be applicable to test macro.
But for different test macro, the method of signal condition always has many differences, and to often kind of test macro, the mode of signal condition always has difference, loaded down with trivial details and complicated for often kind of Design of Test System corresponding signal condition system, a large amount of wastings of resources can be brought.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of integrated signal to nurse one's health platform, unified interface can be provided multiplexing in various test macro, process the input and output signal of test product.
For achieving the above object, the utility model provides following technical scheme:
A kind of Platform for Signal Condition, described Platform for Signal Condition comprises: power module, light coupling relay module, independent circuits coding module, interface panel;
Described power module, comprises power-switching circuit and short circuit and current foldback circuit, and for carrying out voltage transitions to external power supply, other modules for described platform and platform provide the electric energy of multiple voltage;
Described light coupling relay module: for the break-make of control signal access route, provides Phototube Coupling to protect to platform and test macro disconnected;
Described independent circuits coding module, for the treatment of the various signals of access;
Described interface panel, for providing external standard interface to described platform interior modules, described external standard interface is used for inputing or outputing of signal.
Preferably, described platform also comprises: modular converter, carries out Function Extension for embedding other elements.
Preferably, the various signal of described independent circuits coding module process comprises: described absolute coding module carries out signal conversion, and signal filtering, signal are amplified, signal imitation.
Preferably, described independent circuits coding module also comprises: carry out direct fault location for providing various interface circuit.
Preferably, described platform also comprises: external drive module, comprises power-switching circuit, power amplification circuit and short circuit and current foldback circuit, for providing 24V power supply.
Preferably, described platform also comprises: driving stepper motor module: be connected Driving Stepping Motor with outside serial ports with computing machine with the stepper motor of required driving is connected for providing standard interface.
Preferably, external standard interface comprises: the serial port circuit interface of the input and output standard interface of power module, the input interface of photo-coupler, independent circuits coding module
Preferably, described platform is used for the signal condition of automobile electronics.
As can be seen from technique scheme, because absolute coding module can process the various signals of access, the interface module of platform also provides the interface of all kinds signal, and the various signals for this integrated signal of access platform can realize effective conditioning.Thus integrated signal platform provided by the utility model can be multiplexing in the test of various test macro, can realize, greatly reduce the workload of test, effectively improve testing efficiency the test of test product via a Platform for Signal Condition.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
A kind of Platform for Signal Condition embodiment that Fig. 1 provides for the utility model embodiment;
The another kind of Platform for Signal Condition embodiment that Fig. 2 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of Platform for Signal Condition, and as shown in Figure 1, this Platform for Signal Condition comprises: power module M1, light coupling relay module M2, independent circuits coding module M3, interface panel M4;
Power module M1, comprises power-switching circuit and short circuit and current foldback circuit, and for carrying out voltage transitions to external power supply, other modules for described platform and platform provide the electric energy of multiple voltage;
Light coupling relay module M2: for adjusting signal access route, provide Phototube Coupling to protect to Platform for Signal Condition and test macro;
Independent circuits coding module M3: for the treatment of the various signals of access;
Interface panel M4, for providing external standard interface to the inner modules of Platform for Signal Condition, external standard interface is used for inputing or outputing of signal.
In the utility model, light coupling relay module M2 is designed with multichannel optocoupler relay on-off circuit, this light coupling relay module on-off circuit can by controlling break-make, make when various types of signal accesses, various types of signal can realize access according to the specific circuit that self classification is corresponding, thus have adjusted the route of signal access.The process that signal independent circuits coding module M3 can be able to carry out for these signals, finally makes signal meet the demand of system under test (SUT).By independent circuits coding module signal processing function, do not need each middle test signal to be linked in different test conditioning system, significantly can reduce the workload of test, effectively improve testing efficiency.
In the utility model; the voltage of 220V can be carried out power conversion by common power module M1; conventional 5V, 12V ,-12V three kinds is provided; for test platform is powered to ensure that the power supply of test platform is stablized; usual meeting designs short circuit and current foldback circuit in power module, occurs to prevent short circuit or the excessive situation of electric current.
In order to limit magnitude of voltage and the current value of test platform, make it to exceed upper threshold, light coupling relay module can provide Phototube Coupling to protect to platform and test macro, and the voltage limit of this module is 60V, and current limitation is 2A.
As shown in Figure 2, on the basis of light coupling relay module, further increase modular converter M5, this module is the link block of light coupling relay module and independent circuits coding module, common situations is that short circuit connects and is equivalent to this module and do not access, this interconnecting module as the expansion module putting into Platform for Signal Condition of the utility model embodiment, can embed other elements and carry out Function Extension to the function of platform where necessary under specific circumstances.
Absolute coding module M3 is nucleus module of the present utility model: the main function realized processes for various test signal exactly, comprehensively can carry out signal conversion, and signal filtering, signal are amplified, the function of this type of signal transacting of signal imitation.There is provided various interface circuit to carry out direct fault location, emulation bus mistake, electric power disconnection etc. simultaneously; The measurement of various signal can be realized in addition.
When carrying out signal condition, likely need to connect stepper motor, stepper motor needs special module to drive, and the control of driving can be realized by computing machine, at this time also needs to connect corresponding computer Driving Stepping Motor by driving stepper motor module M7.
Because driving stepper motor module required voltage is 24V, this voltage can not be provided by power module; As shown in Figure 2, need external drive module M6 to provide power supply needed for driving stepper motor module, this external drive can provide the voltage of the 24V needed for driving stepper motor module by power-switching circuit and power amplification circuit.When accessing other function special functional modules on the platform, the module of these specific functions can't help power module when providing voltage, and external drive module also can provide voltage for these modules.
Because external drive module M6 and driving stepper motor module M7 can not use always, one directly can not be entered in the circuit of platform in this platform,
Further, the interface panel M4 in the utility model embodiment is connected with platform interior modules, provides the external standard interface of modules.
Concrete can the comprising of these external standard interfaces: the input and output standard interface of the input interface of the input of power module and outputting standard interface, light coupling relay module, the serial port circuit interface of independent circuits coding module, the input of portion's driver module and outputting standard interface, driving stepper motor module.
The wherein input and output standard interface of power module: input interface for connecting common 220V power supply, the power supply of other voltages that out-put supply module converts obtains by output interface.
The input interface of photo-coupler module: for the access of the signal of test product.
The serial port circuit interface of independent circuits coding module: for connecting computer and described independent circuits coding module, described independent circuits coding module changes in-line coding by computer, realizes the process to various signal.
The input of external drive module and outputting standard interface: input interface can connect power supply, output interface can connect driving stepper motor module, for it provides required voltage.
The input and output standard interface of driving stepper motor module: input interface can connect computing machine, and the defeated machine outlet of external drive module, output interface connects stepper motor, realizes the driving to stepper motor.
The concrete interface class such as other 6251 digital interfaces, CAN network bus interface, LIN network-bus interface are all some common signaling interfaces, the signal access of test product or output interface can adopt the interface of these types, in order to make it possible to meet various types of signal access or export, access or the interface exported can be designed as multiple different classes of above-mentioned interface.
By each interface above, making independent circuits coding module can access various signal, realize the input to various signal, is need to add different the corresponding interface at various unlike signal targetedly.Independent circuits coding module can correspondingly process these unlike signals,
These interfaces are used for the input of various digital signal and simulating signal, and the output of high-power signal, and wherein digital signal can cover counter signals, switching signal; Simulating signal can cover voltage signal, current signal, pot signal.
In common application scenarios, for some automobile electronics, the above-mentioned platform that the utility model embodiment provides can be adopted when signal condition.Must be noted that the Platform for Signal Condition that the utility model provides is not limited only to debug for the signal of automobile electronics, for similar electronic product, the Platform for Signal Condition that the utility model provides may be used in their debugging equally.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a Platform for Signal Condition, is characterized in that, described Platform for Signal Condition comprises: power module, light coupling relay module, independent circuits coding module, interface panel;
Described power module, comprises power-switching circuit and short circuit and current foldback circuit, and for carrying out voltage transitions to external power supply, other modules for described platform and platform provide the electric energy of multiple voltage;
Described light coupling relay module: for the break-make of control signal access route, provides Phototube Coupling to protect to platform and test macro disconnected;
Described independent circuits coding module, for the treatment of the various signals of access;
Described interface panel, for providing external standard interface to described platform interior modules, described external standard interface is used for inputing or outputing of signal.
2. Platform for Signal Condition according to claim 1, it is characterized in that, described platform also comprises:
Modular converter, carries out Function Extension for embedding other elements.
3. Platform for Signal Condition according to claim 1, it is characterized in that, the various signal of described independent circuits coding module process comprises: described absolute coding module carries out signal conversion, signal filtering, signal amplify, signal imitation.
4. Platform for Signal Condition according to claim 1, it is characterized in that, described independent circuits coding module also comprises: carry out direct fault location for providing various interface circuit.
5. Platform for Signal Condition according to claim 1, it is characterized in that, described platform also comprises:
External drive module, comprises power-switching circuit, power amplification circuit and short circuit and current foldback circuit, for providing 24V power supply.
6. Platform for Signal Condition according to claim 5, it is characterized in that, described platform also comprises: driving stepper motor module: to be connected with the stepper motor of required driving for providing standard interface and outside serial ports is connected Driving Stepping Motor with computing machine.
7. Platform for Signal Condition according to claim 1, it is characterized in that, external standard interface comprises:
The serial port circuit interface of the input and output standard interface of power module, the input interface of photo-coupler, independent circuits coding module.
8. Platform for Signal Condition according to any one of claim 1 to 7, is characterized in that, described Platform for Signal Condition is used for the signal condition of automobile electronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420745597.8U CN204256429U (en) | 2014-12-02 | 2014-12-02 | integrated signal conditioning platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420745597.8U CN204256429U (en) | 2014-12-02 | 2014-12-02 | integrated signal conditioning platform |
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| CN204256429U true CN204256429U (en) | 2015-04-08 |
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| CN201420745597.8U Expired - Fee Related CN204256429U (en) | 2014-12-02 | 2014-12-02 | integrated signal conditioning platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290996A (en) * | 2016-07-27 | 2017-01-04 | 江西洪都航空工业集团有限责任公司 | A kind of general-purpose interface adapter |
| CN106526254A (en) * | 2016-12-20 | 2017-03-22 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics device test signal switching device box |
-
2014
- 2014-12-02 CN CN201420745597.8U patent/CN204256429U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290996A (en) * | 2016-07-27 | 2017-01-04 | 江西洪都航空工业集团有限责任公司 | A kind of general-purpose interface adapter |
| CN106526254A (en) * | 2016-12-20 | 2017-03-22 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics device test signal switching device box |
| CN106526254B (en) * | 2016-12-20 | 2023-11-03 | 中国航天空气动力技术研究院 | Unmanned aerial vehicle airborne avionics test signal switching equipment box |
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| CF01 | Termination of patent right due to non-payment of annual fee |