CN203024789U - High-performance paperless recorder - Google Patents
High-performance paperless recorder Download PDFInfo
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- CN203024789U CN203024789U CN 201220637749 CN201220637749U CN203024789U CN 203024789 U CN203024789 U CN 203024789U CN 201220637749 CN201220637749 CN 201220637749 CN 201220637749 U CN201220637749 U CN 201220637749U CN 203024789 U CN203024789 U CN 203024789U
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Abstract
The utility model discloses a high-performance paperless recorder. The high-performance paperless recorder comprises a pressure sensor, a temperature sensor, a flow sensor, a humidity sensor, and an amplifier circuit for amplifying electric signals outputted by each sensor, wherein the recorder also comprises a filter circuit, an A/D (analog/digital) conversion circuit and a power supply module; the pressure sensor, the temperature sensor, the flow sensor and the humidity sensor are all connected with the amplifier circuit; the amplifier circuit is connected with the filter circuit; the filter circuit is connected with the A/D conversion circuit; the A/D conversion circuit is connected with a photoelectric isolation circuit; the photoelectric isolation circuit is connected with a singlechip; the input end of the singlechip is connected with a watchdog circuit, a clock circuit and a keyboard input module; the output end of the singlechip is connected with a liquid crystal display module and a memory; and the singlechip is connected and communicated with an upper computer through a serial communication circuit. The high-performance paperless recorder provided by the utility model has the advantages of reasonable structure design, high speed, quick action, high stability, high real-time performance, and high anti-interference performance, and is easy to extend and use.
Description
Technical field
The utility model relates to a kind of registering instrument, particularly relates to a kind of high-performance recording instrument without paper.
Background technology
Industrially usually need to record the information such as temperature, pressure, flow, the conventional simulation registering instrument is few due to function, show single, as to need recording pointer shortcoming, just replaced by recording instrument without paper.As a take microprocessor as core, the brilliant Chinese character of liquid collecting is shown as one with figure. have without paper record, real-time is good, versatility is good, precision is high, with the smart instrumentation of communication function, its extensive market.Present many manufacturers are just focusing on sight the color screen of registering instrument, large capacity storage: the functions such as jumbotron liquid crystal display; Yet for the user, what be concerned about most is precision and reliability, applicability, the combination property of the instrument such as cost performance. therefore study particularly key of problems.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, and a kind of high-performance recording instrument without paper is provided.This high-performance recording instrument without paper reasonable in design, quick fast, good stability, real-time is high, and anti-interference is good, is convenient to promote the use of.
for achieving the above object, the technical solution adopted in the utility model is: a kind of high-performance recording instrument without paper, it is characterized in that: comprise for the pressure transducer that gathers pressure signal, the temperature sensor that is used for the collecting temperature signal, the amplifying circuit that is used for gathering the flow sensor of flow signal and is used for gathering the humidity sensor of moisture signal and is used for above-mentioned each sensor output electrical signals is amplified, also comprise for the simulating signal after amplifying being carried out the filtering circuit of filtering processing and being used for carrying out the A/D change-over circuit of digital-to-analog conversion through the simulating signal of filtering processing and being the power module of each power unit power supply of system, described pressure transducer, temperature sensor, flow sensor and humidity sensor all join with amplifying circuit, described amplifying circuit and filtering circuit join, described filtering circuit and A/D change-over circuit join, described A/D change-over circuit is connected to photoelectric isolating circuit, described photoelectric isolating circuit is connected to single-chip microcomputer, the input end of described single-chip microcomputer is connected to be used to the watchdog circuit that prevents program fleet, be used to system that clock circuit and the keyboard load module of time reference are provided, the output terminal of described single-chip microcomputer is connected to LCD MODULE and storer, described single-chip microcomputer joins and communicates by serial communication circuit and host computer, before and after comprising, recollects described keyboard load module button, the passage button, the time button, confirm button and turnover key.
Above-mentioned a kind of high-performance recording instrument without paper is characterized in that: described single-chip microcomputer is chip MSP430F149.
Above-mentioned a kind of high-performance recording instrument without paper is characterized in that: described LCD MODULE adopts Liquid Crystal Module JMl2864.
Above-mentioned a kind of high-performance recording instrument without paper is characterized in that: described serial communication circuit is the RS232 interface circuit.
The utility model compared with prior art has the following advantages:
1, reasonable in design: power module, pressure transducer, temperature sensor, flow sensor, humidity sensor, amplifying circuit, filtering circuit, A/D modular converter, photoelectric isolation module, watchdog circuit, serial communication interface circuit, clock module, keyboard load module, LCD MODULE and storer, its structural design advantages of simple.
2, reliability is high: for improving the reliability of this tester, the utility model adopts following measures: for anti-locking system accident restarts or crashes, adopt the mode of photoelectric coupling isolation, after storer is write data, read at once the data of writing and carry out verification, guarantee that data transmission is correct.
4, antijamming capability is strong: the utility model adopts photoelectric isolation module, greatly reduces the phase mutual interference of input/output module, has strengthened antijamming capability.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-pressure transducer; 2-temperature sensor; 3-flow sensor;
4-humidity sensor; 5-amplifying circuit; 6-filtering circuit;
7-A/D change-over circuit; 8-photoelectric isolating circuit; 9-LCD MODULE;
10-storer; 11-single-chip microcomputer; 12-keyboard load module;
13-clock circuit; 14-watchdog circuit; 15-power circuit.
Embodiment
a kind of high-performance recording instrument without paper as shown in Figure 1, comprise for the pressure transducer 1 that gathers pressure signal, the temperature sensor 2 that is used for the collecting temperature signal, the amplifying circuit 5 that is used for gathering the flow sensor 3 of flow signal and is used for gathering the humidity sensor 4 of moisture signal and is used for above-mentioned each sensor output electrical signals is amplified, also comprise for the simulating signal after amplifying being carried out the filtering circuit 6 of filtering processing and being used for carrying out the A/D change-over circuit 7 of digital-to-analog conversion through the simulating signal of filtering processing and being the power module 15 of each power unit power supply of system, described pressure transducer 1, temperature sensor 2, flow sensor 3 and humidity sensor 4 all join with amplifying circuit 5, described amplifying circuit 5 joins with filtering circuit 6, described filtering circuit 6 joins with A/D change-over circuit 7, described A/D change-over circuit 7 is connected to photoelectric isolating circuit 8, described photoelectric isolating circuit 8 is connected to single-chip microcomputer 11, the input end of described single-chip microcomputer 11 is connected to be used to the watchdog circuit 14 that prevents program fleet, be used to system that clock circuit 13 and the keyboard load module 12 of time reference are provided, the output terminal of described single-chip microcomputer 11 is connected to LCD MODULE 9 and storer 10, described single-chip microcomputer 11 joins and communicates by serial communication circuit 16 and host computer 17, before and after comprising, recollects described keyboard load module 12 button, the passage button, the time button, confirm button and turnover key.
In the present embodiment, described single-chip microcomputer 11 is chip MSP430F149.Described LCD MODULE 9 adopts Liquid Crystal Module JMl2864.Described serial communication circuit 16 is the RS232 interface circuit.
The course of work of the present utility model is: carry out analog to digital conversion after processing through amplifying circuit 5 from the simulating signal (pressure, temperature, flow etc.) of external sensor. complete the data processing through sending into single-chip microcomputer 11 after the signal isolation, show the information such as current pressure, temperature, instantaneous delivery, integrated flux by LCD MODULE 9.By keyboard operation, can switch between each interface, show respectively each passage in real time, historical data and curve, alarm condition, powering-off state, and per month, day, the integrated flux in year.Native system provides communication function in addition, can by reading and writing parameter and service data with host computer 17 by serial port, realize the information interactions such as printing.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every according to the utility model technical spirit to any simple modification, change and equivalent structure transformation that above embodiment does, all still belong in the protection domain of technical solutions of the utility model.
Claims (4)
1. high-performance recording instrument without paper, it is characterized in that: comprise for the pressure transducer (1) that gathers pressure signal, the temperature sensor (2) that is used for the collecting temperature signal, the amplifying circuit (5) that is used for gathering the flow sensor (3) of flow signal and is used for gathering the humidity sensor (4) of moisture signal and is used for above-mentioned each sensor output electrical signals is amplified, also comprise for the simulating signal after amplifying being carried out the filtering circuit (6) of filtering processing and being used for carrying out the A/D change-over circuit (7) of digital-to-analog conversion through the simulating signal of filtering processing and being the power module (15) of each power unit power supply of system, described pressure transducer (1), temperature sensor (2), flow sensor (3) and humidity sensor (4) all join with amplifying circuit (5), described amplifying circuit (5) joins with filtering circuit (6), described filtering circuit (6) joins with A/D change-over circuit (7), described A/D change-over circuit (7) is connected to photoelectric isolating circuit (8), described photoelectric isolating circuit (8) is connected to single-chip microcomputer (11), the input end of described single-chip microcomputer (11) is connected to be used to the watchdog circuit that prevents program fleet (14), be used to system that clock circuit (13) and the keyboard load module (12) of time reference are provided, the output terminal of described single-chip microcomputer (11) is connected to LCD MODULE (9) and storer (10), described single-chip microcomputer (11) joins and communicates by serial communication circuit (16) and host computer (17), before and after comprising, recollects described keyboard load module (12) button, the passage button, the time button, confirm button and turnover key.
2. a kind of high-performance recording instrument without paper according to claim 1, it is characterized in that: described single-chip microcomputer (11) is chip MSP430F149.
3. a kind of high-performance recording instrument without paper according to claim 1, is characterized in that: described LCD MODULE (9) employing Liquid Crystal Module JMl2864.
4. a kind of high-performance recording instrument without paper according to claim 1, it is characterized in that: described serial communication circuit (16) is the RS232 interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637749 CN203024789U (en) | 2012-11-27 | 2012-11-27 | High-performance paperless recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220637749 CN203024789U (en) | 2012-11-27 | 2012-11-27 | High-performance paperless recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203024789U true CN203024789U (en) | 2013-06-26 |
Family
ID=48648768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220637749 Expired - Fee Related CN203024789U (en) | 2012-11-27 | 2012-11-27 | High-performance paperless recorder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203024789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057499A (en) * | 2019-04-09 | 2019-07-26 | 中水北方勘测设计研究有限责任公司 | A kind of device and method detecting dam insulating layer and Concrete Leakage |
-
2012
- 2012-11-27 CN CN 201220637749 patent/CN203024789U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057499A (en) * | 2019-04-09 | 2019-07-26 | 中水北方勘测设计研究有限责任公司 | A kind of device and method detecting dam insulating layer and Concrete Leakage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20131127 |