CN107490453A - A kind of intelligent pressure detection system - Google Patents
A kind of intelligent pressure detection system Download PDFInfo
- Publication number
- CN107490453A CN107490453A CN201710257154.2A CN201710257154A CN107490453A CN 107490453 A CN107490453 A CN 107490453A CN 201710257154 A CN201710257154 A CN 201710257154A CN 107490453 A CN107490453 A CN 107490453A
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- CN
- China
- Prior art keywords
- chip microcomputer
- detection system
- pressure detection
- intelligent pressure
- host computer
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of intelligent pressure detection system, including：Pressure sensor group, single-chip microcomputer；It is characterized in that：Tested pressure conversion is corresponding voltage signal by the pressure sensor group, and transmit to single-chip microcomputer, single-chip microcomputer is communicated to connect by RS232 interface and host computer, single-chip microcomputer can also realize that data communicate after RS485 interfaces are by RS232 interface level conversion with host computer, the serial ports output port for debugging, parallel port output port are additionally provided with single-chip microcomputer, the present invention has the advantages of precision is high, error is small, cost is low.
Description
Technical field
The invention belongs to detection device technology field, and in particular to a kind of intelligent pressure detection system.
Background technology
The development of modern electronic technology, to testing requirements more and more higher, artificial detection can not meet needs at all, thus certainly
Dynamic detection will play leading role.Detection technique in the every field such as modern industry, agricultural, national defence, traffic, medical treatment, scientific research,
The effect of performance is increasing, and detection device continuously transmits various useful information just as nerve and sense organ to people.
In all kinds of control systems of modern automation equipment, the observing and controlling of pressure occupies very big proportion.Automaticity it is higher, it is necessary to
The pressure of observing and controlling is more.With System Controlled by Measuring Pressure to computer measurement and control system develop, existing conventional pressure detection means
It can not meet to require, and integrate information gathering, information processing and digital communication functions, can manage independently that there is intelligence
Changing the intelligent pressure detection system of characteristic turns into the active demand of production practices development.However, due to intelligent pressure detection system
Research start late, its theory and practice is ripe far away, is had a long way to go from practical application request, in particular for Special complex
The high-performance of environment, small size, low cost intelligent pressure detecting system are even more up for further exploitation.Therefore, research and develop
High performance intelligent pressure detection system for promote information technology and automatic technology development, improve equipment performance and from
Dynamicization level has immeasurable meaning.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of intelligent pressure detection system.
A kind of intelligent pressure detection system, including：Pressure sensor group, single-chip microcomputer；It is characterized in that：The pressure sensing
Tested pressure conversion is corresponding voltage signal by device group, and is transmitted to single-chip microcomputer, single-chip microcomputer and passed through RS232 interface and host computer
Communication connection, single-chip microcomputer can also realize that data communicate after RS485 interfaces are by RS232 interface level conversion with host computer,
The serial ports output port for debugging, parallel port output port are additionally provided with single-chip microcomputer.
Preferably, analog to digital conversion circuit, D/A converting circuit and filter circuit are provided with the single-chip microcomputer.
Preferably, the single-chip microcomputer is provided with power input port, and power input port is connected with power module, power supply mould
Block is used to provide 5V dc sources for system.
Compared with prior art, beneficial effects of the present invention：
The present invention has the advantages of precision is high, error is small, cost is low by the automatic detection of chip microcontroller multichannel pressure.
Brief description of the drawings
Fig. 1 is a kind of structural representation of intelligent pressure detection system of the present invention.
In figure, 1, pressure sensor group, 2, power module, 3, single-chip microcomputer, 4, RS232 interface, 5, RS485 interfaces, 6, on
Position machine, 7, serial ports output port, 8, parallel port output port, 9, current output interface.
Embodiment
Referring to Fig. 1, a kind of intelligent pressure detection system, including：Pressure sensor group 1, single-chip microcomputer 3；It is characterized in that：Institute
It is corresponding voltage signal that pressure sensor group 1, which is stated, by tested pressure conversion, and transmits to single-chip microcomputer 3, single-chip microcomputer 3 and pass through
RS232 interface 4 communicates to connect with host computer 6, and single-chip microcomputer 3 can also be after RS485 interfaces 5 be by the level conversion of RS232 interface 4
Realize that data communicate with host computer 7, the serial ports output port 7 for debugging, parallel port output port 8 are additionally provided with single-chip microcomputer 3.
Analog to digital conversion circuit, D/A converting circuit and filter circuit are provided with the single-chip microcomputer 3.
The single-chip microcomputer 3 is provided with power input port, and power input port is connected with power module 2, and power module 2 is used
In providing 5V dc sources for system.
Invention is exemplarily described above in conjunction with accompanying drawing for technical solution of the present invention, it is clear that present invention specific implementation
It is not subject to the restrictions described above, as long as the various unsubstantialities for employing inventive concept and technical scheme of the present invention progress change
Enter, or it is not improved the design of invention and technical scheme are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (3)
1. a kind of intelligent pressure detection system, including：Pressure sensor group（1）, single-chip microcomputer（3）；It is characterized in that：The pressure
Sensor group（1）It is corresponding voltage signal by tested pressure conversion, and transmits to single-chip microcomputer（3）, single-chip microcomputer（3）Pass through
RS232 interface（4）With host computer（6）Communication connection, single-chip microcomputer（3）Can also be through RS485 interfaces（5）Pass through RS232 interface（4）
After level conversion with host computer（7）Realize that data communicate, single-chip microcomputer（3）On be additionally provided with serial ports output port for debugging
（7）, parallel port output port（8）.
A kind of 2. intelligent pressure detection system as claimed in claim 1, it is characterised in that：The single-chip microcomputer（3）It is interior to be provided with mould
Number change-over circuit, D/A converting circuit and filter circuit.
A kind of 3. intelligent pressure detection system as claimed in claim 1, it is characterised in that：The single-chip microcomputer（3）Provided with power supply
Input port, power input port and power module（2）It is connected, power module（2）For providing 5V dc sources for system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710257154.2A CN107490453A (en) | 2017-04-19 | 2017-04-19 | A kind of intelligent pressure detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710257154.2A CN107490453A (en) | 2017-04-19 | 2017-04-19 | A kind of intelligent pressure detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107490453A true CN107490453A (en) | 2017-12-19 |
Family
ID=60642071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710257154.2A Pending CN107490453A (en) | 2017-04-19 | 2017-04-19 | A kind of intelligent pressure detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107490453A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201503326U (en) * | 2009-09-23 | 2010-06-09 | 厦门大学 | Oil pressure detecting device of loader pipeline |
| CN101915635A (en) * | 2010-07-21 | 2010-12-15 | 哈尔滨海泰克水系统科技有限责任公司 | Pressure data collector and collecting method thereof |
| CN202433146U (en) * | 2011-12-01 | 2012-09-12 | 长安大学 | Digital cylinder pressure detector based on singlechip |
| CN103837270A (en) * | 2012-11-23 | 2014-06-04 | 上海朝辉压力仪器有限公司 | Wireless pressure sensor and pressure data acquisition method |
| CN104535229A (en) * | 2014-12-04 | 2015-04-22 | 广东省自动化研究所 | Pressure detection device and method based on piezoresistive and piezoelectric flexible sensor combination |
-
2017
- 2017-04-19 CN CN201710257154.2A patent/CN107490453A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201503326U (en) * | 2009-09-23 | 2010-06-09 | 厦门大学 | Oil pressure detecting device of loader pipeline |
| CN101915635A (en) * | 2010-07-21 | 2010-12-15 | 哈尔滨海泰克水系统科技有限责任公司 | Pressure data collector and collecting method thereof |
| CN202433146U (en) * | 2011-12-01 | 2012-09-12 | 长安大学 | Digital cylinder pressure detector based on singlechip |
| CN103837270A (en) * | 2012-11-23 | 2014-06-04 | 上海朝辉压力仪器有限公司 | Wireless pressure sensor and pressure data acquisition method |
| CN104535229A (en) * | 2014-12-04 | 2015-04-22 | 广东省自动化研究所 | Pressure detection device and method based on piezoresistive and piezoelectric flexible sensor combination |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171219 |