CN2597984Y - Refrigerant analyzer - Google Patents
Refrigerant analyzer Download PDFInfo
- Publication number
- CN2597984Y CN2597984Y CNU032148720U CN03214872U CN2597984Y CN 2597984 Y CN2597984 Y CN 2597984Y CN U032148720 U CNU032148720 U CN U032148720U CN 03214872 U CN03214872 U CN 03214872U CN 2597984 Y CN2597984 Y CN 2597984Y
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- China
- Prior art keywords
- circuit
- chinese
- display
- output
- refrigerant
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Abstract
The utility model discloses a refrigerant analyzer. A monitor, a control switch, an input end and an output end are installed on the shell which is provided with a monitoring circuit, a Chinese display circuit, a control circuit and an output circuit inside. The utility model has the advantages of rational structure, accurate monitoring, convenient carrying and direct reading. In particular, the utility model adopts nondispersive infrared optics transducer and a Chinese decode circuit so as to realize the functions of simple sampling, accurate test and wide range of application. The utility model greatly improves the measuring accuracy and the readability of the data and is an ideal measuring analyzer for gas including the refrigerant.
Description
(1) technical field
The utility model relates to the improvement of gas detection analytical equipment, more particularly is the refrigerant analyser as refrigerant (cold-producing medium) check and analysis, and it belongs to technical field of analytical instruments.
(2) background technology
Common known cold-producing medium mainly contains R12, R22, three kinds of models of R134a at home, and its detecting instrument is mainly selected gas chromatograph for use.The detection method of this instrument can only be carried out in the laboratory, and its sensing range is little, and complicated operation, test speed is slow, the work period is long, and can't detect the R134a cold-producing medium.At present, though there is like product can detect abroad to the cold-producing medium of above-mentioned three kinds of models, but this product is complex structure, single, the reading use trouble of performance not only, and the statistical study of test and calculated value, can't realize Chinese output, therefore, do not satisfy the user demand of present domestic refrigerant analytical test.
(3) technology contents
The purpose of this utility model is to provide a kind of can eliminate above-mentioned shortcoming, refrigerant analyser with characteristics such as rational in infrastructure, that measurement is accurate, easy to carry, reading is directly perceived, especially to adopt nondixpersive infrared optical sensor and Chinese decoding scheme, functions such as realization is carried, taken a sample simply, test is accurate, of many uses, enlarge the kind and the scope that detect refrigerant, improve measuring accuracy and quality.
Task of the present utility model is realized by following technical scheme, has developed a kind of refrigerant analyser, and it includes housing, gauge tap, power supply, input end, output terminal and display.Display, gauge tap, input end and output terminal are housed on housing, testing circuit, Chinese display circuit, control circuit, output circuit are housed in housing, it is that refrigerant is inserted input end, be electrically connected with testing circuit, control circuit, Chinese display circuit, output circuit, by Chinese display circuit or output circuit,, show or the record data of surveying as output terminal with display or microcomputer or printer.After just institute being surveyed medium and inserting, after by testing circuit, control circuit measured value being taken a sample, analyze, relatively amplified, institute is surveyed data output use by Chinese display circuit, output circuit.
Described testing circuit is to have the nondixpersive infrared testing circuit to constitute, mainly comprise elements compositions such as detection platform, power drives triode, control light lotus root, be used for finishing collection, conversion and the transmission of data, its detecting sensor is preferably selected the nondixpersive infrared optical sensor for use.Described control circuit is to have microprocessing systems to constitute, and mainly comprises integrated circuit components compositions such as CPU microprocessor, code translator, driver, signal converter, is used for finishing the transmission of reception, processing and the control information of data.It is that data with the metering circuit collection compare, analyze, control, and sends into display circuit, output circuit or control survey circuit working respectively.
Described Chinese display circuit is to have Chinese character code translation equipment and display circuit to constitute, wherein display circuit can divide Chinese to show and the numeral demonstration, the Chinese demonstration can have liquid crystal display circuit or PC or microcomputer or printer, numeral shows that available charactron display constitutes, after it is the data processing of will gather from control circuit and testing circuit, through Chinese character code translation equipment data processing is offered display circuit and output circuit and show or print.After being exactly the data processing of will gather, data processing is offered display circuit and output circuit, the embedded micro printer is arranged or utilize the interface external printer to print through Chinese character code translation equipment.
Described Chinese character code translation equipment is the code translator that control circuit is arranged, the communication interface circuit that is connected with microcomputer and print interface circuit and corresponding Chinese software and Chinese operating system formation, it is the data with testing circuit output, through control circuit and Chinese character code translation equipment control or identification, export Chinese information.
Described output circuit is to be made of communication interface circuit, print interface circuit, charactron display circuit and liquid crystal display circuit, wherein Chinese output can be passed through Chinese character code translation equipment, the communication interface circuit is connected with microcomputer, or be connected with printer by Chinese character code translation equipment, print interface circuit, or pass through Chinese character code translation equipment, liquid crystal display circuit is connected with display; Numeral output can be passed through control circuit, the charactron display circuit is connected with display.
Refrigerant analyser of the present utility model, its advantage is: it has solved refrigerant measurement and analysis instrument function singleness for a long time, inconvenience such as carries at problem, especially select nondixpersive infrared optical sensor and Chinese decoding scheme for use, improved the readability of measuring accuracy and data widely, making that equipment is easy to carry, can intuitively show information needed and read Chinese data, is a kind of desirable gasmetry analytical equipments such as refrigerant.
(4) accompanying drawing and embodiment
Embodiment accompanying drawings of the present utility model is as follows:
Fig. 1 is a refrigerant analyser structural representation.
Fig. 2 is a refrigerant analyser principle of work block scheme.
Fig. 3 is a refrigerant analyser working circuit diagram.
Refrigerant analyser as shown in the figure is that display 5, gauge tap 10, input end 2 and output terminal are housed on housing 4, testing circuit, Chinese display circuit, control circuit 6, output circuit are housed in housing 4, it is that refrigerant is inserted input end 2, be electrically connected with testing circuit, control circuit, Chinese display circuit, output circuit, by Chinese display circuit or output circuit,, show or the record data of surveying as output terminal with display 5 or PC microcomputer 8 or printer 9.Testing circuit is to have the nondixpersive infrared testing circuit to constitute, and its sensor 1 is to select the nondixpersive infrared optical sensor for use.The Chinese display circuit is to have Chinese character code translation equipment and display circuit to constitute, and wherein display circuit can divide Chinese to show with numeral and show that Chinese demonstration can have liquid crystal display circuit or PC microcomputer 8 or printer 9.Numeral shows that available charactron display constitutes.After it is the data processing of will gather from control circuit and testing circuit, through Chinese character code translation equipment data processing is offered display circuit and output circuit and show or print.Chinese character code translation equipment is the code translator that control circuit is arranged, the communication interface circuit 7 that is connected with microcomputer and print interface circuit and corresponding Chinese software and Chinese operating system formation.It is the data with testing circuit output, through control circuit and Chinese character code translation equipment control or identification, exports Chinese information.Output circuit is to be made of communication interface circuit 7, print interface circuit, charactron display circuit and liquid crystal display circuit, wherein Chinese output can be passed through Chinese character code translation equipment, the communication interface circuit is connected with microcomputer, or be connected with printer by Chinese character code translation equipment, print interface circuit, or be connected with display by Chinese character code translation equipment, liquid crystal display circuit, digital output can be passed through control circuit, charactron display circuit and display.Wherein, the communication interface circuit mainly comprises elements such as communication signal selection chip U5, microcomputer interface, communication interface, is used for being responsible for the connection of data bus and the transmission direction of assurance data.Print interface circuit mainly comprises mini-printer, prints import and bus composition, is used for finishing the printing that detects data message.The charactron display circuit comprises that mainly LED1-8, charactron drive triode and resistance is formed, and is used for finishing the demonstration of data message.Liquid crystal display circuit mainly comprises LCD MODULE and interface composition, is used for finishing the demonstration of data and Chinese information.
Claims (5)
1, a kind of refrigerant analyser, it includes housing, gauge tap, power supply, input end, output terminal, display, it is characterized in that: display, gauge tap, input end and output terminal are housed on housing, testing circuit, Chinese display circuit, control circuit, output circuit are housed in housing, it is that refrigerant is inserted input end, be electrically connected with testing circuit, control circuit, Chinese display circuit, output circuit, by Chinese display circuit or output circuit,, show or the record data of surveying as output terminal with display or microcomputer or printer.
2, refrigerant analyser according to claim 1 is characterized in that: described testing circuit is to have the nondixpersive infrared testing circuit to constitute, and its sensor is to select the nondixpersive infrared optical sensor for use.
3, refrigerant analyser according to claim 1, it is characterized in that: described Chinese display circuit is to have Chinese character code translation equipment and display circuit to constitute, wherein display circuit can divide Chinese to show and the numeral demonstration, the Chinese demonstration can have liquid crystal display circuit or PC or microcomputer or printer, numeral shows that available charactron display constitutes, after it is the data processing of will gather from control circuit and testing circuit, through Chinese character code translation equipment data processing is offered display circuit and output circuit and show or print.
4, as refrigerant analyser as described in the claim 3, it is characterized in that: described Chinese character code translation equipment is the code translator that control circuit is arranged, the communication interface circuit that is connected with microcomputer and print interface circuit and corresponding Chinese software and Chinese operating system formation, it is the data with testing circuit output, through control circuit and Chinese character code translation equipment control or identification, export Chinese information.
5, refrigerant analyser according to claim 1, it is characterized in that: described output circuit is to be made of communication interface circuit, print interface circuit, charactron display circuit and liquid crystal display circuit; Wherein, Chinese output can be passed through Chinese character code translation equipment, the communication interface circuit is connected with microcomputer, or is connected with printer by Chinese character code translation equipment, print interface circuit, or is connected with display by Chinese character code translation equipment, liquid crystal display circuit; Numeral output can be passed through control circuit, the charactron display circuit is connected with display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032148720U CN2597984Y (en) | 2003-01-21 | 2003-01-21 | Refrigerant analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032148720U CN2597984Y (en) | 2003-01-21 | 2003-01-21 | Refrigerant analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2597984Y true CN2597984Y (en) | 2004-01-07 |
Family
ID=34159870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032148720U Expired - Fee Related CN2597984Y (en) | 2003-01-21 | 2003-01-21 | Refrigerant analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2597984Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103765199A (en) * | 2011-08-27 | 2014-04-30 | 英福康有限责任公司 | Device and method for identifying refrigerants |
-
2003
- 2003-01-21 CN CNU032148720U patent/CN2597984Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103765199A (en) * | 2011-08-27 | 2014-04-30 | 英福康有限责任公司 | Device and method for identifying refrigerants |
| CN103765199B (en) * | 2011-08-27 | 2016-09-21 | 英福康有限责任公司 | For identifying the apparatus and method of cold-producing medium |
| US10031075B2 (en) | 2011-08-27 | 2018-07-24 | Inficon Gmbh | Device and method for identifying refrigerants |
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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: 20040107 Termination date: 20100221 |