CN206670076U - A kind of SCM Based boiler temperature control system - Google Patents
A kind of SCM Based boiler temperature control system Download PDFInfo
- Publication number
- CN206670076U CN206670076U CN201621492829.9U CN201621492829U CN206670076U CN 206670076 U CN206670076 U CN 206670076U CN 201621492829 U CN201621492829 U CN 201621492829U CN 206670076 U CN206670076 U CN 206670076U
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- circuit
- temperature
- output end
- boiler
- control system
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Abstract
The utility model discloses a kind of SCM Based boiler temperature control system, including：For the data acquisition unit being acquired to boiler temperature, singlechip controller, for showing the display circuit of boiler Current Temperatures information, for the temperature setting circuit set to boiler temperature and the drive circuit for boiler temperature to be adjusted；The data acquisition unit connects singlechip controller with the output end of temperature setting circuit, the output end connection display circuit and drive circuit of the singlechip controller, the output end connection relay circuit of the drive circuit, the output end connection heat riser and heat sink of the relay circuit, the temperature setting circuit includes keyboard control circuit and reset circuit, and the output end of the single-chip microcomputer is also connected with warning circuit.The utility model can be realized when furnace temperature changes and automatically controlled, and furnace temperature is maintained within the temperature range of setting.
Description
Technical field
It the utility model is related to single-chip microcomputer control field, and in particular to a kind of SCM Based boiler temperature control system
System.
Background technology
With the development of society, the measurement and control of temperature become more and more important.Temperature is that production process and science are real
Universal and important physical parameter in testing.In order to efficiently be produced in industrial processes, it is necessary to production technology
During major parameter, such as temperature, pressure, flow, speed etc. effectively controlled.Wherein the control of temperature was producing
Occupy sizable ratio in journey.Accurate measurement and effectively control temperature are the important bars of high-quality, high yield, low consumption and safety in production
Part.In the development and production of industry, especially in the application of boiler, temperature control has very important effect.In order to protect
Demonstrate,prove the stable operation of production process and improve control accuracy, be important approach using microelectric technique.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, discloses a kind of base
In the boiler temperature control system of single-chip microcomputer.Furnace temperature can be controlled.
Technical scheme is used by the utility model solves its technical problem：
A kind of SCM Based boiler temperature control system, including：For being adopted to the data that boiler temperature is acquired
Storage, singlechip controller, for showing the display circuit of boiler Current Temperatures information, for what is set to boiler temperature
Temperature setting circuit and the drive circuit for boiler temperature to be adjusted；The data acquisition unit and temperature setting circuit
Output end connects singlechip controller, the output end connection display circuit and drive circuit of the singlechip controller, the drive
The output end connection relay circuit of dynamic circuit, the output end connection heat riser and heat sink of the relay circuit, institute
Stating temperature setting circuit includes keyboard control circuit and reset circuit, and the output end of the single-chip microcomputer is also connected with warning circuit.
Further, the singlechip controller uses the single-chip microcomputer of AT89C51 models.
Further, the data acquisition unit uses the temperature sensor of DS18B20 models.
Further, the heater uses electric heater, and the heat sink is fan.
Further, the display circuit uses LCD1602 display screens, passes through the output end of data latches and single-chip microcomputer
Connection.
The beneficial effects of the utility model are：
By the way of single-chip microcomputer is combined with temperature sensors of high precision, i.e., complete man-machine interface, system control with single-chip microcomputer
System, signal analysis and processing are completed the collection and conversion of signal by head temperature sensor, and the temperature data collected is transferred to list
Piece machine, the data after being handled by single-chip microcomputer send display portion to show.Predetermined temperature can be set in setup module, when the temperature detected
During less than design temperature, single-chip microcomputer control drive circuit starts heating, and sends alarm；When detection temperature is higher than design temperature
When, stop heating.
A kind of SCM Based boiler temperature control system provided by the utility model, furnace temperature can be within the specific limits
Set manually, and can realize and automatically control when furnace temperature changes.If measured value is higher than temperature setting range, sent by single-chip microcomputer
Control signal, heater is set to be stopped through overdrive circuit, and blowing through passing through fan reduces temperature.When temperature is less than
During setting value, single-chip microcomputer sends a control signal, starts heater.By the opening and closing repeatedly of relay, make furnace temperature
It is maintained within the temperature range of setting.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of SCM Based boiler temperature control system architecture figure；
Fig. 2 be the utility model proposes shown singlechip controller circuit diagram；
Fig. 3 be the utility model proposes the display circuit figure；
Fig. 4 be the utility model proposes the keyboard control circuit figure；
Fig. 5 be the utility model proposes the control relay circuit figure.
Embodiment
Below in conjunction with the accompanying drawings and embodiment describes the utility model embodiment：
Referring to Fig. 1 be the utility model proposes a kind of SCM Based boiler temperature control system architecture figure.
As shown in figure 1, a kind of SCM Based boiler temperature control system, including：For being adopted to boiler temperature
The data acquisition unit of collection, singlechip controller, for showing the display circuit of boiler Current Temperatures information, for boiler temperature
The temperature setting circuit and the drive circuit for boiler temperature to be adjusted set；The data acquisition unit and temperature
The output end connection singlechip controller of circuit, the output end connection display circuit and driving electricity of the singlechip controller are set
Road, the output end connection relay circuit of the drive circuit, the output end connection heat riser and drop of the relay circuit
Warm device, the temperature setting circuit include keyboard control circuit and reset circuit, and the output end of the single-chip microcomputer is also connected with reporting
Alert circuit.
In the utility model embodiment, boiler internal temperature information is entered by the data acquisition unit for being arranged on boiler internal
Row collection, by being sent to after data processing in singlechip controller, singlechip controller is according to temperature setting circuit configuration
Whether the temperature information that temperature judges to detect meets design temperature, if it is not, then being controlled to drive circuit, by right
Heat riser and heat sink are opened and closed, and realize the regulation of boiler temperature, while singlechip controller is also by boiler
Temperature is shown by display circuit, when singlechip controller detects that boiler temperature is relatively low, while controls warning circuit
Carry out alarm.
Referring to Fig. 2, be the utility model proposes shown singlechip controller circuit diagram.
As shown in Fig. 2 singlechip controller uses the single-chip microcomputer of AT89C51 models.
In the utility model embodiment, singlechip controller is used to controlling the collection of temperature, processing and display, temperature value
Setting and the startup of control circuit during temperature beyond limit, singlechip controller are made up of AT89C51 system and its peripheral circuit, should
Circuit adds reset using button, and wherein key switch S1 is reset key, and after reset key is pressed, reset terminal passes through resistance
R37 and power on, rapid electric discharge so that RTS pins are high level, and after reset key is upspring, power supply is by resistance R38 to electricity
Hold C5 to recharge, RTS leads ends occur resetting positive pulse；There is a high gain inverting amplifier inside chip processor AT89S51,
For forming oscillator, the design uses internal clocking mode, using the oscillator of chip internal, then in pin XTAL1 and
XTAL2 both ends bridge crystal oscillator, just constitute stable self-excited oscillator, and the pulse sent is sent directly into internal clocking electricity
Road, C6 and C7 value are ordinarily selected to 30pF or so, and crystal oscillator Y1 selects 12MHz. to better ensure that and shake to reduce parasitic capacitance
Swing device stabilization, reliably work, oscillator capacitance should be mounted so as to close with single-chip microcomputer pin XTAL1 and XTAL2 as far as possible.Monolithic
31 pin (EA) of machine connect+5V power supplys, and expression allows using ROM in piece.
Further, the data acquisition unit uses the temperature sensor of DS18B20 models.
Data acquisition unit is mainly used in gathering boiler temperature in the utility model embodiment, using DALLAS semiconductor companies
The one-line digital temperature sensor DS18B20 collecting temperature data of production, digital temperature sensor DS18B20 and single-chip microcomputer
Need a butt mouth line to realize the communication of multiple digital temperature sensors, simplify circuit-line；DS18B20 is that a new generation is suitable
Intelligent temperature sensor with microprocessor, it can be widely used for temperature survey and the controller in the field such as industrial, civilian, military
In device, TT＆C system and large scale equipment；With small volume, interface is convenient, the features such as long transmission distance.
In the utility model embodiment, heater can use Electric heating, can also use other mode of heatings,
Electric heater is wherein used using Electric heating, the heat sink can use fan.
Referring to Fig. 3, be the utility model proposes the display circuit figure.
As shown in figure 3, display circuit uses LCD1602 display screens, connected by the output end of data latches and single-chip microcomputer
Connect.In LCD is shown, show a character when it is more complicated because a character is made up of 6 × 8 or 8 × 8 dot matrix, should look for
To 8 bytes with the display random access memory area of certain several position correspondence on display screen, the different positions that also make every byte are " 1 ", other
Be " 0 ", lighted for " 1 ", for not working for " 0 ".So some character is just formed.But due to interior tape character generator
For controller, display character can allow controller to be operated in text mode, according to starting to show on LCD with regard to fairly simple
The ranks number and often capable columns shown find out address corresponding to display random access memory, set up cursor, serve code corresponding to the character herein
.
Referring to Fig. 4, be the utility model proposes the keyboard control circuit figure.In the utility model embodiment, keyboard
Input circuit is used to realize input data, transmits the function of order, uses 4*4 matrix keyboards in the system, pass through single-chip microcomputer
Output end P0 mouths input P0.0-P0.3 control row, P0.4-P0.7 control row, by controlling the signal of ranks to realize button work(
Energy.
Referring to Fig. 5, be the utility model proposes the control relay circuit figure.In the utility model embodiment, after
The P2.7 mouths of appliance circuit and single-chip microcomputer connect, and drive peripheral circuit using triode, NPN type number can be selected in triode
9014, when detection temperature is less than design temperature, high-level control signal is exported in the P2.7 mouths of single-chip microcomputer, makes triode 9014
Conducting, the control terminal of relay two is set to produce pressure difference, so that relay adhesive, normally opened contact is connected, and control external circuit is to pot
Stove is heated；When detection temperature is higher than design temperature, single-chip microcomputer output low level signal, triode cut-off, relay is not
Adhesive, external circuit stop heating.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in those of ordinary skill in the art's possessed knowledge, the utility model can also not departed from
Made a variety of changes on the premise of objective.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, the scope of the utility model is defined by the following claims.
Claims (5)
- A kind of 1. SCM Based boiler temperature control system, it is characterised in that including：For being acquired to boiler temperature Data acquisition unit, singlechip controller, for showing the display circuit of boiler Current Temperatures information, for entering to boiler temperature The temperature setting circuit and the drive circuit for boiler temperature to be adjusted of row setting；The data acquisition unit and temperature are set The output end connection singlechip controller of circuits, the output end connection display circuit and driving electricity of the singlechip controller Road, the output end connection relay circuit of the drive circuit, the output end connection heat riser and drop of the relay circuit Warm device, the temperature setting circuit include keyboard control circuit and reset circuit, and the output end of the single-chip microcomputer is also connected with reporting Alert circuit.
- A kind of 2. SCM Based boiler temperature control system according to claim 1, it is characterised in that the monolithic Machine controller uses the single-chip microcomputer of AT89C51 models.
- A kind of 3. SCM Based boiler temperature control system according to claim 1, it is characterised in that the data Collector uses the temperature sensor of DS18B20 models.
- A kind of 4. SCM Based boiler temperature control system according to claim 1, it is characterised in that the heating Device uses electric heater, and the heat sink is fan.
- A kind of 5. SCM Based boiler temperature control system according to claim 1, it is characterised in that the display Circuit uses LCD1602 display screens, is connected by the output end of data latches and single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621492829.9U CN206670076U (en) | 2016-12-30 | 2016-12-30 | A kind of SCM Based boiler temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621492829.9U CN206670076U (en) | 2016-12-30 | 2016-12-30 | A kind of SCM Based boiler temperature control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206670076U true CN206670076U (en) | 2017-11-24 |
Family
ID=60357468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621492829.9U Expired - Fee Related CN206670076U (en) | 2016-12-30 | 2016-12-30 | A kind of SCM Based boiler temperature control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206670076U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108376004A (en) * | 2018-04-26 | 2018-08-07 | 太原理工大学 | A kind of automatic temperature control device |
| CN110068154A (en) * | 2019-05-24 | 2019-07-30 | 北京金坤万远科技有限公司 | A kind of grill pan furnace control system and electric boiler |
| CN110174190A (en) * | 2019-05-20 | 2019-08-27 | 吴银峰 | Incude the hydraulic Triggering Control System of heat collecting type multidigit of boiler thermal field fluctuation |
-
2016
- 2016-12-30 CN CN201621492829.9U patent/CN206670076U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108376004A (en) * | 2018-04-26 | 2018-08-07 | 太原理工大学 | A kind of automatic temperature control device |
| CN110174190A (en) * | 2019-05-20 | 2019-08-27 | 吴银峰 | Incude the hydraulic Triggering Control System of heat collecting type multidigit of boiler thermal field fluctuation |
| CN110174190B (en) * | 2019-05-20 | 2020-11-03 | 华世禾能(辽宁)农业发展有限公司 | Heat collection type multi-position hydraulic trigger control system for inducing thermal field fluctuation of boiler |
| CN110068154A (en) * | 2019-05-24 | 2019-07-30 | 北京金坤万远科技有限公司 | A kind of grill pan furnace control system and electric boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171124 Termination date: 20191230 |