CN203376577U - Automatic signal control conversion device - Google Patents
Automatic signal control conversion device Download PDFInfo
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- CN203376577U CN203376577U CN201320366559.7U CN201320366559U CN203376577U CN 203376577 U CN203376577 U CN 203376577U CN 201320366559 U CN201320366559 U CN 201320366559U CN 203376577 U CN203376577 U CN 203376577U
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Abstract
The utility model discloses an automatic signal control conversion device which comprises a processor, a number of serial port transmitting and receiving modules, a serial port expansion module and a relay. A number of serial port transmitting and receiving modules are connected with the serial port expansion module and a number of measurement devices. The serial port expansion module is connected with the processor. The processor is connected with the relay. A number of serial port transmitting and receiving modules simultaneously receive the measurement data of a number of measurement devices. The measurement data are transmitted to the processor through the serial port expansion module. The processor carries out data processing. An effective measurement datum is transmitted to the relay. The relay outputs the processed measurement datum.
Description
Technical field
The utility model relates to signal processing, signal controlling field, and particularly a kind of automatic signal is controlled conversion equipment.
Background technology
In certain measuring system, measuring equipment is transferred to host computer by the angle-data measured, for upper computer control system provides the control foundation.For the strengthening system reliability, adopt major and minor machine back-up job mode, adopt two identical measuring equipments to work simultaneously, backup each other.When the main frame measurement data is normal, host computer be take the main frame measurement data as controlling foundation; When the main frame measurement data is abnormal, the slave measurement data is when normal, host computer be take the slave measurement data as controlling foundation; When major and minor machine measurement data is all abnormal, host computer quits work, and waits for that major and minor machine recovers normal operation.For guaranteeing that system response fast, effectively, avoid the human factor impact, need design one covering device, this device can be realized to major and minor machine measurement data validity is carried out automatic decision and automatically selected the measurement result of a measuring equipment is wherein sent to host computer according to judged result.The output signal of major and minor machine is digital signal, and the useful signal that host computer needs is analog voltage signal, therefore, must carry out digital-to-analog conversion to the digital measurement result of major and minor machine.
The utility model content
The utility model, for the prior art above shortcomings, provides a kind of circuit structure simple, can realize fast that signal controls the device of translation function automatically.
The utility model is achieved through the following technical solutions:
A kind of automatic signal is controlled conversion equipment, comprise: processor, some serial ports transceiver modules, serial ports expansion module and relay, some serial ports transceiver modules connect serial ports expansion module and some measuring equipments, and the serial ports expansion module connects processor, and processor connects relay;
Wherein, some serial ports transceiver modules receive the measurement data of some measuring equipments simultaneously, through the serial ports expansion module, are sent to processor, and processor carries out the data processing, one effective measurement data is sent to relay, relay output measurement data after treatment.
Preferably, some measuring equipments comprise a main frame and a slave, the measurement data of processor Receiving Host, judge whether measurement data is valid data, effectively measurement data is sent to relay, the invalid measurement data that receives slave also judges that whether measurement data is valid data, effectively is sent to relay by measurement data again, when the measurement data of main frame and slave is invalid data, relay output invalid signals.
Preferably, processor comprises D/A converter module, and when measurement data is valid data, it is voltage analog signal that processor carries out digital-to-analog conversion to it, when measurement data is invalid data, and processor output 0V voltage signal.
Preferably, D/A converter module comprises the first D/A converter module and the second D/A converter module, respectively the measurement data of corresponding Receiving Host and slave;
When the measurement data of main frame is valid data, the first D/A converter module is converted to voltage analog signal output by the measurement data of main frame, when the measurement data of main frame is invalid data, and the first D/A converter module output 0V voltage signal;
When the measurement data of slave is valid data, the second D/A converter module is converted to voltage analog signal output by the measurement data of slave, when the measurement data of slave is invalid data, and the second D/A converter module output 0V voltage signal.
Preferably, when the measurement data of main frame is valid data, relay transfers to a host computer by the voltage analog signal of main frame, when the measurement data of slave is valid data, relay transfers to host computer by the voltage analog signal of slave, when the measurement data of main frame and slave is invalid data, relay transfers to host computer by the 0V voltage signal of the first D/A converter module output.
Preferably, also comprise a driver module, connect processor, drive a display device to show the measurement data of some measuring equipments.
Preferably, display device comprises some charactrons.
The accompanying drawing explanation
Fig. 1 is the structural representation that a kind of automatic signal of the utility model is controlled conversion equipment;
The elementary diagram that Fig. 2 is the utility model repeat circuit.
Embodiment
Below in conjunction with embodiment, the utility model is elaborated, the present embodiment is implemented take technical solutions of the utility model under prerequisite, provided detailed embodiment, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figure 1, a kind of automatic signal is controlled conversion equipment, comprise: processor 4, some serial ports transceiver modules 1 and 2, serial ports expansion module 3 and relay 7, some serial ports transceiver modules 2 connect serial ports expansion module 3 and some measuring equipments, serial ports expansion module 3 connects processor 4, and processor 4 connects driver module 5 and relay 7.
The measurement data that first serial transceiver module 1 Receiving Host sends over, and the main frame measurement data is sent to serial ports expansion module 3; Second serial transceiver module 2 receives the measurement data that slave sends over, and the slave measurement data is sent to serial ports expansion module 3; Serial ports transceiver module 1 and serial ports transceiver module 2 are worked simultaneously; The measurement data that serial ports expansion module 3 will receive from serial ports transceiver module 1 and serial ports transceiver module 2 sends to processor 4; Processor 4 sends to driver module 5 by the major and minor machine measurement result received; Driver module 5 drives charactron 6; Charactron 6 is comprised of 687 sections LED charactrons, divides two groups and shows respectively major and minor machine measurement result; Processor 4 judges according to the main frame measurement result received whether the main frame measurement result is valid data, valid data if, processor 4 utilizes the D/A modular converter D/A0 of self that the measurement result of main frame is converted into to voltage analog signal, invalid data if, the D/A0 port of processor 4 self is set to the 0V voltage signal; The D/A0 port of processor 4 is connected with the 4th pin of relay 7; Processor 4 judges according to the slave measurement result received whether the slave measurement result is valid data, valid data if, processor 4 utilizes the D/A modular converter D/A1 of self that the measurement result of slave is converted into to voltage analog signal, invalid data if, the D/A1 port of processor 4 self is set to the 0V voltage signal; The D/A1 port of processor 4 is connected with the 2nd pin of relay 7; Processor 4 utilizes the 10th pin of the I/O port controlling relay 7 that is designated A/B; If the main frame measurement result is effectively, the I/O port that processor 4 is designated A/B is set to low level, now, the 3rd pin of relay 7 and the 4th pin conducting, relay 7 is transferred to host computer by the measurement result of main frame; If the main frame measurement result is invalid, the slave measurement result is effectively, and the I/O port that processor 4 is designated A/B is set to high level, now, please refer to the 2nd pin and the 3rd pin conducting of accompanying drawing 2 relays 7, relay 7 is transferred to host computer by the measurement result of slave; If major and minor machine measurement result is all invalid, the I/O port that processor 4 is designated A/B is set to low level, now, the 3rd pin of relay 7 and the 4th pin conducting, relay 7 is transferred to host computer by the 0V voltage signal of the D/A0 port of processor 4.
The utility model adopts digital signal processor as controller, and circuit structure is simple, rapidity good, good stability, can realize that signal controls translation function automatically, avoids the impact of human factor on system, improves the reliability of system.
Above disclosed be only the application's a specific embodiment, but the application is not limited thereto, the changes that any person skilled in the art can think of, all should drop in the application's protection domain.
Claims (7)
1. an automatic signal is controlled conversion equipment, it is characterized in that, comprise: processor, some serial ports transceiver modules, serial ports expansion module and relay, described some serial ports transceiver modules connect described serial ports expansion module and some measuring equipments, described serial ports expansion module connects described processor, and described processor connects described relay;
Wherein, described some serial ports transceiver modules receive the measurement data of described some measuring equipments simultaneously, be sent to described processor through described serial ports expansion module, described processor carries out the data processing, one effective measurement data is sent to described relay, described relay output measurement data after treatment.
2. automatic signal as claimed in claim 1 is controlled conversion equipment, it is characterized in that, described some measuring equipments comprise a main frame and a slave, described processor receives the measurement data of described main frame, judge whether described measurement data is valid data, effectively described measurement data is sent to described relay, the invalid measurement data that receives described slave also judges whether described measurement data is valid data again, effectively described measurement data is sent to described relay, when the measurement data of described main frame and slave is invalid data, described relay output invalid signals.
3. automatic signal as claimed in claim 2 is controlled conversion equipment, it is characterized in that, described processor comprises D/A converter module, when described measurement data is valid data, it is voltage analog signal that described processor carries out digital-to-analog conversion to it, when described measurement data is invalid data, described processor output 0V voltage signal.
4. automatic signal as claimed in claim 3 is controlled conversion equipment, it is characterized in that, described D/A converter module comprises the first D/A converter module and the second D/A converter module, respectively the corresponding measurement data that receives described main frame and described slave;
When the measurement data of described main frame is valid data, described the first D/A converter module is converted to voltage analog signal output by the measurement data of described main frame, when the measurement data of described main frame is invalid data, described the first D/A converter module output 0V voltage signal;
When the measurement data of described slave is valid data, described the second D/A converter module is converted to voltage analog signal output by the measurement data of described slave, when the measurement data of described slave is invalid data, described the second D/A converter module output 0V voltage signal.
5. automatic signal as claimed in claim 4 is controlled conversion equipment, it is characterized in that, when the measurement data of described main frame is valid data, described relay transfers to a host computer by the voltage analog signal of described main frame, when the measurement data of described slave is valid data, described relay transfers to described host computer by the voltage analog signal of described slave, when the measurement data of described main frame and slave is invalid data, described relay transfers to described host computer by the 0V voltage signal of described the first D/A converter module output.
6. automatic signal as claimed in claim 1 is controlled conversion equipment, it is characterized in that, also comprises a driver module, connects described processor, drives a display device to show the measurement data of described some measuring equipments.
7. automatic signal as claimed in claim 6 is controlled conversion equipment, it is characterized in that, described display device comprises some charactrons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366559.7U CN203376577U (en) | 2013-06-25 | 2013-06-25 | Automatic signal control conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320366559.7U CN203376577U (en) | 2013-06-25 | 2013-06-25 | Automatic signal control conversion device |
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| Publication Number | Publication Date |
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| CN203376577U true CN203376577U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320366559.7U Expired - Lifetime CN203376577U (en) | 2013-06-25 | 2013-06-25 | Automatic signal control conversion device |
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| CN (1) | CN203376577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787528A (en) * | 2020-07-15 | 2020-10-16 | 上海宇航系统工程研究所 | Electric connector identity mark and identification method |
-
2013
- 2013-06-25 CN CN201320366559.7U patent/CN203376577U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111787528A (en) * | 2020-07-15 | 2020-10-16 | 上海宇航系统工程研究所 | Electric connector identity mark and identification method |
| CN111787528B (en) * | 2020-07-15 | 2023-08-11 | 上海宇航系统工程研究所 | Electric connector identity identification and recognition method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171227 Address after: 100089 floor 16, floor No. 2, No. 2, No. 5, West Sanhuan North Road, Beijing Patentee after: The eight hospital (Beijing) Space Technology Research Institute Co.,Ltd. Address before: 201108 Minhang District, Shanghai Jin Road, No. 3805 Patentee before: AEROSPACE SYSTEM ENGINEERING SHANGHAI |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |