CN204677480U - The on-the-spot wind measuring system of ventilator - Google Patents
The on-the-spot wind measuring system of ventilator Download PDFInfo
- Publication number
- CN204677480U CN204677480U CN201520371529.4U CN201520371529U CN204677480U CN 204677480 U CN204677480 U CN 204677480U CN 201520371529 U CN201520371529 U CN 201520371529U CN 204677480 U CN204677480 U CN 204677480U
- Authority
- CN
- China
- Prior art keywords
- data
- ventilator
- electronic device
- baroceptor
- measuring system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model is open a kind of for the on-the-spot airflow pressure measuring system of ventilator, it comprises baroceptor, data acquistion system, single-chip microcomputer, intelligent electronic device, it is characterized in that: baroceptor is connected with single-chip microcomputer and is used for image data, and data acquistion system is connected for transmitting data by bluetooth with intelligent electronic device, carrying out measurement operation, data processing and test report file by intelligent electronic device and forming the transmission of printing network.The on-the-spot wind measuring system equipment of this ventilator is easy to carry, and require low to test bad border, stability is good; Data capture can measure absolute pressure, and accurate Calculation surveys bad border gas density, and error is little, and precision is high, and can form on-the-spot test report in time; This system operable is easy, understandable, low cost of manufacture.
Description
Technical field:
The utility model relates to a kind of ventilator wind finding device, and particularly one is used for the on-the-spot airflow pressure measuring system of ventilator.
Background technique:
The object measuring ventilator airflow pressure is that the technical failure for producing when ventilator runs provides diagnostic data, and monitoring ventilator running state.In prior art, the Pitot tube pressure U shape tube that usual employing is traditional and pitot tube add the metering system of differential pressure pickup, and U-shaped pipe carries inconvenience, complex operation, water column reading is subject to the impact at temperature and visual angle, and the limited relative pressure of can only measuring of differential pressure pickup measuring range can not measure absolute pressure, and above two kinds of traditional metering systems can not directly draw Air Quantity Required blast in scene, need on-the-spot record data, then manually calculate desired data.There is the ventilator wind meter for measuring ventilator airflow pressure on the market, but it is large to there is error of measured data, range ability is limited, need to change different sensors according to different pressures scope, carry inconvenience, complicated operation, and adopt segmentation range to cause measuring range little, on-the-spotly can only read that data cannot form formal on-the-spot test report and the problem such as manufacture cost is higher.
Summary of the invention:
In order to overcome prior art Problems existing, the utility model provides a kind of ventilator on-the-spot wind measuring system, and its equipment is easy to carry, can measure absolute pressure, and easy and simple to handle understandable, measuring accuracy is high, and range ability is wide, can form formal on-the-spot test report.
For solving the problems of the technologies described above, the utility model takes following technological scheme:
The on-the-spot wind measuring system of a kind of ventilator, comprise baroceptor, data acquistion system, single-chip microcomputer, intelligent electronic device, wherein baroceptor is connected with single-chip microcomputer and is used for image data, and data acquistion system is connected for transmitting data by bluetooth with intelligent electronic device, carries out measurement operation, data processing and test report file form the transmission of printing network by intelligent electronic device.
Baroceptor adopts MS5611-01BA baroceptor, and it is communicated with A static pressure passage and B total head passage by two-bit triplet solenoid valve, and carries out control switching to A static pressure passage and B total head passage.
Data acquistion system comprises static pressure data capture, total head data capture, ambient temperature data collection and the data capture of external PT100 gas temperature.
Single-chip microcomputer adopts CC2540 or CC2541 central processing element, comprises 485 communication interfaces, PT100 temperature sensor interface, and AD gathers ambient temperature module.
The beneficial effects of the utility model:
(1) the on-the-spot wind measuring system equipment of this ventilator is easy to carry, require low to test bad border, stability is good, (2) this system error in data capture is little, precision is high, can measure absolute pressure, surveys bad border gas density by absolute pressure accurate Calculation, total head and dynamic pressure, and on-the-spot test report can be formed in time; (3) this systematic survey pressure differential range is wide, need not change the sensor of different range, and differential pressure measurement scope can reach 0Pa-30000Pa, and absolute pressure measuring range can reach ± 130000Pa, and instrument resolution is 1Pa, and precision is ± 2%; (4) this system operable is easy, understandable, low cost of manufacture.
Accompanying drawing illustrates:
Fig. 1 is the schematic diagram of the on-the-spot wind measuring system of the utility model ventilator;
Fig. 2 is the schematic diagram of data acquistion system in the utility model.
Embodiment:
As shown in Figure 1 and Figure 2, the on-the-spot wind measuring system of a kind of ventilator, comprise baroceptor, data acquistion system, single-chip microcomputer, intelligent electronic device, wherein baroceptor is connected with single-chip microcomputer and is used for image data, data acquistion system is connected for transmitting data by bluetooth with intelligent electronic device, carries out measurement operation, data processing and test report file form the transmission of printing network by intelligent electronic device.
Baroceptor adopts MS5611-01BA baroceptor, and it is communicated with A static pressure passage and B total head passage by two-bit triplet solenoid valve, and carries out control switching to A static pressure passage and B total head passage; Data acquistion system comprises static pressure data capture, total head data capture, ambient temperature data collection and the data capture of external PT100 gas temperature; Single-chip microcomputer adopts CC2540 or CC2541 central processing element, comprises 485 communication interfaces, PT100 temperature sensor interface, and AD gathers ambient temperature module.
Embodiment: this system, in image data process, by MS5611-01BA baroceptor, switches A static pressure passage and B total head passage by two-bit triplet electromagnetic valve, avoids error to produce, and reduce costs; In Data Collection and data transmission procedure, adopt CC2540 or CC2541 central processing element, IAR8.0 coding is utilized to carry out data processing, and be connected with intelligent electronic device by the low power consumption bluetooth that CC2540 or CC2541 central processing element is powerful, and intelligent electronic device end write the operation of application program controlling test system, data calculating, form on-the-spot test report, and preserve the transmission of mimeograph documents network.
Adopt in this system actual measurement process, carry out Data Comparison and draw: this system pressure difference measuring range can reach 0Pa-30000Pa, and absolute pressure measuring range can reach ± 130000Pa, instrument resolution is 1Pa, and precision is ± 2%.The data-handling capacity of the UI system that this system can utilize smart electronics system powerful, third party can use software and network function, carries out the process of measurement operating data and the transmission of test report file formation printing network.
Claims (4)
1. the on-the-spot wind measuring system of ventilator, comprise baroceptor, data acquistion system, single-chip microcomputer, intelligent electronic device, it is characterized in that: baroceptor is connected with single-chip microcomputer and is used for image data, and data acquistion system is connected for transmitting data by bluetooth with intelligent electronic device, carrying out measurement operation, data processing and test report file by intelligent electronic device and forming the transmission of printing network.
2. the on-the-spot wind measuring system of ventilator according to claim 1, it is characterized in that: described baroceptor adopts MS5611-01BA baroceptor, it is communicated with A static pressure passage and B total head passage by two-bit triplet solenoid valve, and carries out control switching to A static pressure passage and B total head passage.
3. the on-the-spot wind measuring system of ventilator according to claim 1, is characterized in that: described data acquistion system comprises static pressure data capture, total head data capture, ambient temperature data collection and the data capture of external PT100 gas temperature.
4. the on-the-spot wind measuring system of ventilator according to claim 1, it is characterized in that: described single-chip microcomputer adopts CC2540 or CC2541 central processing element, comprises 485 communication interfaces, PT100 temperature sensor interface, AD gathers ambient temperature module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371529.4U CN204677480U (en) | 2015-06-02 | 2015-06-02 | The on-the-spot wind measuring system of ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371529.4U CN204677480U (en) | 2015-06-02 | 2015-06-02 | The on-the-spot wind measuring system of ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677480U true CN204677480U (en) | 2015-09-30 |
Family
ID=54177176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520371529.4U Expired - Fee Related CN204677480U (en) | 2015-06-02 | 2015-06-02 | The on-the-spot wind measuring system of ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332937A (en) * | 2015-11-01 | 2016-02-17 | 叶露微 | Air volume measuring device for horizontal axis circulation fan |
-
2015
- 2015-06-02 CN CN201520371529.4U patent/CN204677480U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332937A (en) * | 2015-11-01 | 2016-02-17 | 叶露微 | Air volume measuring device for horizontal axis circulation fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103335682B (en) | Measuring method for gas flow of natural gas | |
| CN103278218B (en) | A kind of flow monitoring device for mechanical water meter | |
| CN203881412U (en) | Device for fast calibrating differential pressure type liquidometer on working condition site | |
| CN204677480U (en) | The on-the-spot wind measuring system of ventilator | |
| CN203224283U (en) | Liquid flow field calibration device | |
| CN202757808U (en) | Constant-flow air sampler | |
| CN104748809A (en) | Intelligent metering instrument based on pressure regulator and metering method | |
| CN101788521B (en) | Metal corrosion condition online test method and detecting instrument thereof | |
| CN105973322A (en) | Temperature and pressure integrated pitot tube flowmeter | |
| CN201335718Y (en) | Bubble-type water gauge | |
| CN202814638U (en) | Gas micro differential pressure generation device | |
| CN102305686A (en) | Temperature correction pressure data acquisition device and method for measuring pressure of heat supply network pipeline | |
| CN202018309U (en) | L-shaped Pitot tube flow meter | |
| CN201314292Y (en) | Data display device for water pump performance test bed | |
| CN2773647Y (en) | Composite sensing steam pressure thermometer | |
| CN204085583U (en) | Portable orifice-plate measuring instrument | |
| CN104359394A (en) | High-precision digital angle measurer | |
| CN211904339U (en) | On-line detection standard device for small-flow gas flowmeter | |
| CN102928157B (en) | Calibration system and method for pressure sensor of flow integrator | |
| CN204730893U (en) | A kind of integrated iteration flowmeter | |
| CN203629635U (en) | Oil level detecting device | |
| CN203364901U (en) | Flow monitoring device used for mechanical water meter | |
| CN202372864U (en) | Multifunctional intelligent flow measurement and control instrument | |
| CN202453137U (en) | Digital differential pressure transmitter | |
| CN206540578U (en) | A kind of gas turbine meter |
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 |
Granted publication date: 20150930 Termination date: 20160602 |