CN202285010U - Storehouse nitrogen concentration on-line detection device - Google Patents
Storehouse nitrogen concentration on-line detection device Download PDFInfo
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- CN202285010U CN202285010U CN201120371578XU CN201120371578U CN202285010U CN 202285010 U CN202285010 U CN 202285010U CN 201120371578X U CN201120371578X U CN 201120371578XU CN 201120371578 U CN201120371578 U CN 201120371578U CN 202285010 U CN202285010 U CN 202285010U
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- nitrogen gas
- data acquisition
- gas concn
- warehouse
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Abstract
The utility model relates to a storehouse nitrogen concentration on-line detection device which comprises a control module, a data acquisition and forwarding module and a determination module, wherein the data acquisition and forwarding module is respectively connected with the control module and the determination module; the control module is connected with the data acquisition and forwarding module in a wireless way; and the data acquisition and forwarding module is connected with the determination module in a wired way. The storehouse nitrogen concentration on-line detection device can be used for carrying out real-time on-line detection on the nitrogen concentration of the different parts of a storehouse, and directing the nitrogen charge quantity, the air inflation way, the adjustment of circulation or exhaust according to the nitrogen concentration change trend chart of the storehouse in the nitrogen charge adjustment process, so that nitrogen-rich low-oxygen grain storage can be realized. The storehouse nitrogen concentration on-line detection device is reasonable in structure, adopts a signal transmission way, and is convenient in operation and high in degree of automation, thus being an ideal substitute for the existing storehouse nitrogen concentration detection.
Description
Technical field
The utility model relates to the device that nitrogen gas concn detects, especially a kind of warehouse nitrogen gas concn on-line measuring device that is used for.
Background technology
Along with the appearance of green grain storage idea, especially inflated with nitrogen is transferred applying of grain storage technology, and increasing grain storage enterprise begins to use this technology.It is exactly nitrogen gas concn in the artificial raising warehouse that inflated with nitrogen is transferred grain storage, reduce oxygen concentration realizes that killing pests and suppressing bacteria delays grain ageing.In the inflated with nitrogen accent process, the different nitrogen gas concn in each position is bigger to insecticidal effect and foodstuff preservation quality variable effect in the warehouse, so real-time online is measured accurately and conveniently each position nitrogen gas concn in the warehouse and seemed particularly important.Fill the carrying out that methods such as nitrogen amount, inflation mode, air compensation or air capacity instruct inflated with nitrogen to transfer through adjusting, thereby reach desirable insecticidal effect and foodstuff preservation condition.
Comparatively advanced at present detection method is nitrogen in the warehouse to be introduced outside the storehouse carry out concentration determination.Like pick-up unit (its publication number is CN200966294Y) outside a kind of silo nitrogen gas concn storehouse that Chinese patent provided; This pick-up unit comprises wireway, operation valve group and nitrogen gas concn detector; Through the operation valve group wireway is connected nitrogen in the silo with the nitrogen gas concn detector and carries out nitrogen gas concn mensuration; But this method can not be measured the different parts nitrogen gas concn simultaneously; And can not real-time online show, because make the mensuration result that certain hysteresis quality arranged when nitrogen gas concn changes in the warehouse in.
Also having a kind of warehouse nitrogen gas concn detection method is with four unification gas analyzers, and this instrument mainly exists complicated operation, reading of data difficulty, mensuration result to receive warehouse force value variable effect big, and testing result can not show by real-time online.
The utility model content
The technical matters that the utility model will solve provides and a kind ofly measures accurately, real-time online shows and draw nitrogen gas concn change curve, warehouse nitrogen gas concn on-line measuring device rational in infrastructure, easy and simple to handle.
The utility model solves the problems of the technologies described above with following technical scheme:
The warehouse nitrogen gas concn on-line measuring device of the utility model comprises control module, data acquisition and forwarding module, measures module; Data acquisition links to each other with the mensuration module with control module respectively with forwarding module, and wherein: control module is connected with wireless mode with forwarding module with data acquisition, and data acquisition is connected with wired mode with the mensuration module with forwarding module.
Control module includes computing machine, communication converter and wireless transmit and the receiver module that detection and analysis software are housed; Communication converter is connecting computing machine and wireless transmit and the receiver module that detection and analysis software are housed respectively.The computing machine that detects with analysis software is housed; Be converted into detected oxygen concentration nitrogen gas concn and analyze and store; And draw the two-dimensional curve of time and nitrogen gas concn according to data variation, also can the nitrogen gas concn value be sent to operating personnel with the form of SMS; The detection data that wireless transmit and receiver module are used to send the detection instruction of software and receive collection plate.Communication converter is used for the conversion of serial data interface RS232, RS485 and USB (USB) interface.
Data acquisition and forwarding module comprise oxygen concentration collection plate and wireless transparent transmission module; The oxygen concentration collection plate is used to gather from measuring the signal that module is transmitted out; Wireless transparent transmission module is used for the detection instruction of receiving software and sends the signal value that collects.
The mensuration module comprises: oxygen sensor and signal amplification circuit plate; Oxygen sensor is used to measure oxygen density value in the warehouse, and it is to utilize oxygen molecule that the degree of oxidation of sensor electrolyte inside is caused that the conductance of electrolytic solution changes to measure oxygen concentration; The electric signal amplification that the signal amplification circuit plate is faint with oxygen sensor also is transferred to the oxygen concentration collection plate.
The warehouse nitrogen gas concn on-line measuring device that the utility model proposes; Can carry out real-time online to the nitrogen gas concn of warehouse different parts detects; And according to warehouse nitrogen gas concn changing trend diagram; Instruct the adjustment of filling nitrogen amount, inflation mode, circulation or exhaust in the inflated with nitrogen accent process, realize the grain storage of rich nitrogen hypoxemia.That installs is rational in infrastructure, adopts signal transmission form, easy to operate, and automaticity is high, has very high economic worth and social value, is that existing warehouse nitrogen gas concn detects ideal substitute.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the functional-block diagram of the utility model.
Among the figure: 1. control module; 2. data acquisition and forwarding module; 3. mensuration module; 101. the computing machine that detects software is housed; 102. communication converter; 103. wireless transmit and receiver module; 201. wireless transparent transmission module; 202. oxygen concentration collection plate; 301. signal amplification circuit plate; 302. oxygen sensor.
Embodiment
The utility model combines following examples and accompanying drawing to do further description:
At first need to prove because the market does not have the nitrogen sensor available; The applicant can only use oxygen sensor and replace the nitrogen sensor; The oxygen concentration that oxygen sensor is transmitted inputs to control module, and the computing machine that detects with analysis software that is equipped with by control module converts nitrogen gas concn analysis into, stores again.
As shown in Figure 1, the warehouse nitrogen gas concn on-line measuring device of the utility model mainly comprises control module 1, data acquisition and forwarding module 2, measures module 3; Wherein data acquisition links to each other with mensuration module 3 with control module 1 respectively with forwarding module 2.Control module 1 is used for sending to data acquisition and forwarding module 2 measures instruction, and receives and handle the oxygen concentration data that pass over from data acquisition and forwarding module 2; Data acquisition and forwarding module 2 transmit the mensuration instruction of sending from control module 1 to measuring module 3, and transmit from the oxygen concentration determination data of measuring module 3; Measure the instruction of module 3 reception data acquisitions and forwarding module 2 the warehouse oxygen concentration is measured, and the oxygen concentration data that measure are sent to data acquisition and forwarding module 2.
As shown in Figure 2, the control module 1 in the utility model includes computing machine 101, communication converter 102 and wireless transmit and the receiver module 103 that detection and analysis software are housed; Communication converter 102 is connecting the computing machine 101 and wireless transmit and receiver module 103 that detection and analysis software are housed respectively, realizes the conversion of serial data interface RS232, RS485 and USB (USB) interface.
The computing machine 101 that detects with analysis software is housed, is converted into detected oxygen concentration nitrogen gas concn and analyzes and store, and according to the automatic formation curve figure of data variation, also can the nitrogen gas concn value be sent to operating personnel with the form of SMS; The detection data that wireless transmit and receiver module 103 are used to send the detection instruction of software and receive collection plate.
Data acquisition and forwarding module 2 comprise wireless transparent transmission module 201 and oxygen concentration collection plate 202; Oxygen concentration collection plate 202 is gathered from measuring data-signal that module 3 transmission come out and being forwarded to control module 1 through wireless transparent transmission module 201; A plurality of oxygen concentration collection plates 202 can be connected to a wireless transparent transmission module 201 jointly, also can connect separately.
When using the utility model to carry out the online detection of warehouse nitrogen gas concn; Earlier oxygen sensor is put into the warehouse and need the detection position; Detection starting software set section detection time or time point then; Measure module and receive instruction and send to control module detecting data through data acquisition and forwarding module by setting the requirement timing, control module is analyzed, is handled data and curve plotting and preservation.
Claims (4)
1. a warehouse nitrogen gas concn on-line measuring device is characterized in that comprising control module, data acquisition and forwarding module, measures module; Data acquisition links to each other with the mensuration module with control module respectively with forwarding module, and wherein: control module is connected with wireless mode with forwarding module with data acquisition, and data acquisition is connected with wired mode with the mensuration module with forwarding module.
2. warehouse as claimed in claim 1 nitrogen gas concn on-line measuring device is characterized in that control module includes computing machine, communication converter and wireless transmit and the receiver module that detection and analysis software are housed; Communication converter is connecting computing machine and wireless transmit and the receiver module that detection and analysis software are housed respectively; The computing machine that detects with analysis software is housed; Be converted into detected oxygen concentration nitrogen gas concn and analyze and store; And draw the two-dimensional curve of time and nitrogen gas concn according to data variation, also can the nitrogen gas concn value be sent to operating personnel with the form of SMS; The detection data that wireless transmit and receiver module are used to send the detection instruction of software and receive collection plate; Communication converter is used for the conversion of serial data interface RS232, RS485 and USB (USB) interface.
3. warehouse as claimed in claim 1 nitrogen gas concn on-line measuring device is characterized in that data acquisition and forwarding module comprise oxygen concentration collection plate and wireless transparent transmission module; The oxygen concentration collection plate is used to gather from measuring the signal that module is transmitted out; Wireless transparent transmission module is used for the detection instruction of receiving software and sends the signal value that collects.
4. warehouse as claimed in claim 1 nitrogen gas concn on-line measuring device is characterized in that measuring module and comprises oxygen sensor and signal amplification circuit plate; Oxygen sensor is used to measure oxygen density value in the warehouse, and it is to utilize oxygen molecule that the degree of oxidation of sensor electrolyte inside is caused that the conductance of electrolytic solution changes to measure oxygen concentration; The electric signal amplification that the signal amplification circuit plate is faint with oxygen sensor also is transferred to the oxygen concentration collection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120371578XU CN202285010U (en) | 2011-10-08 | 2011-10-08 | Storehouse nitrogen concentration on-line detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120371578XU CN202285010U (en) | 2011-10-08 | 2011-10-08 | Storehouse nitrogen concentration on-line detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202285010U true CN202285010U (en) | 2012-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120371578XU Expired - Fee Related CN202285010U (en) | 2011-10-08 | 2011-10-08 | Storehouse nitrogen concentration on-line detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202285010U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181942A (en) * | 2017-12-13 | 2018-06-19 | 中国航空工业集团公司上海航空测控技术研究所 | A kind of airborne equipment of making nitrogen control device and method |
| CN110702860A (en) * | 2019-10-23 | 2020-01-17 | 杭州安鸿科技股份有限公司 | Real-time monitoring method and monitoring system for nitrogen-filling and air-conditioning of stored grains |
-
2011
- 2011-10-08 CN CN201120371578XU patent/CN202285010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181942A (en) * | 2017-12-13 | 2018-06-19 | 中国航空工业集团公司上海航空测控技术研究所 | A kind of airborne equipment of making nitrogen control device and method |
| CN110702860A (en) * | 2019-10-23 | 2020-01-17 | 杭州安鸿科技股份有限公司 | Real-time monitoring method and monitoring system for nitrogen-filling and air-conditioning of stored grains |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120627 Termination date: 20171008 |