CN204286606U - Intelligent temperature alarm control unit - Google Patents
Intelligent temperature alarm control unit Download PDFInfo
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- CN204286606U CN204286606U CN201420747402.3U CN201420747402U CN204286606U CN 204286606 U CN204286606 U CN 204286606U CN 201420747402 U CN201420747402 U CN 201420747402U CN 204286606 U CN204286606 U CN 204286606U
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Abstract
The utility model relates to a kind of intelligent temperature alarm control unit, this device comprises two Intelligent touch screen controllers and four digital temperature sensors, and the first Intelligent touch screen controller and the second Intelligent touch screen controller are all connected with the first digital temperature sensor, the second digital temperature sensor, the 3rd digital temperature sensor and the 4th digital temperature sensing by RS-485 bus.Compared with the temperature alarming control device adopted with more current industrial enterprises, this device has the advantages such as feature richness, cost be low, convenient for installation and maintenance, there is the very strong market competitiveness, larger economic benefit can be brought after putting on market, all there is vital role to raising Business Economic Benefit, social benefit.
Description
Technical field
The utility model relates to high-temperature systems, particularly relates to a kind of intelligent temperature alarm control unit.
Background technology
High temperature protection probe is the important component part of spy furnace high-temperature industrial television system, and high temperature protection probe plays the high temperature protection effect to probe interior video cameras, pinhole lens by heat eliminating mediums such as chilled water, pressurized air (nitrogen).Under normal circumstances, indoor temperature of popping one's head in should be guaranteed in the working environment rated temperature of video camera.Under abnormal conditions, in probe, room temperature is once exceed this rated temperature (temperature alarming threshold value), then automatic or manual measure must be taked to exit in stove by probe fast, with available protecting video camera and camera lens.The operating temperature ratings of video camera may slightly difference according to different brands and model, and the heat eliminating medium condition of each application places also may slightly difference, so just needs the alarm threshold value taking into account various condition to adjust room temperature in setting probe.In probe, the supply condition of the temperature variation of room and heat eliminating medium is closely related, in manually (manually) probe logs off, the accurately and timely reliable warning of probe indoor temperature is most important, this just requires to need to record the historical information such as temperature alarming threshold value, alarm logging in probe chamber within a certain period of time, to analyze by the heat eliminating medium supply condition of query history record in conjunction with corresponding time point, to determine alarm failure reason, take corresponding regulating measures, reduce the warning frequency, improve the long-time stability of popping one's head in and working in stove.Simultaneously by query history record in conjunction with means such as tour sheets, also can play specification, inspection, the supervision operator on duty that is correlated with takes the effect of corresponding measure.Existing solution is generally analog temperature probe thermometric, temperature measurement accuracy and poor anti jamming capability, and the function such as alarm free record and historical information inquiry.
Summary of the invention
In view of prior art Problems existing and defect, the utility model provides a kind of intelligent temperature alarm control unit.Intelligent temperature alarm control unit is the special exploitations such as interior room temperature carries out real-time data acquisition, alarm threshold value tune is established, historical record inquiry, the inquiry of history warning message of popping one's head in the high temperature protection of high-temperature industrial TV system.This device also can be applicable to other field needing measurement and control of temperature, carries out centralized control to collecting temperature, to set up stable, reliable, safe automatic operating environment.
The technical scheme that the utility model is taked is: a kind of intelligent temperature alarm control unit, it is characterized in that: this device comprises two Intelligent touch screen controllers, be respectively the first Intelligent touch screen controller and the second Intelligent touch screen controller, this device also comprises four digital temperature sensors, be respectively the first digital temperature sensor, second digital temperature sensor, 3rd digital temperature sensor and the 4th digital temperature sensor, first Intelligent touch screen controller and the second Intelligent touch screen controller are all by RS-485 bus and the first digital temperature sensor, second digital temperature sensor, 3rd digital temperature sensor is connected with the 4th digital temperature sensor, first Intelligent touch screen controller and the second Intelligent touch screen controller model are TK6100i.
Feature of the present utility model and beneficial effect are: this device technique leads over thermometric and control mode in current industry, and principal feature is: prevent false alarm to greatest extent and fail to report police; Adopt industrial special touch screen controller, can long-term stable operation under summary environment disliked; Unique distribution formula control technology, when master controller fault, each point for measuring temperature processor carries out adapter control, ensures the highly reliable operation of system; Human machine interface graphicsization operates, and retains the historical data of month, can transfer inquiry at any time.Compared with the temperature alarming control device adopted with more current industrial enterprises, this device has the advantages such as feature richness, cost be low, convenient for installation and maintenance, there is the very strong market competitiveness, larger economic benefit can be brought after putting on market, all there is vital role to raising Business Economic Benefit, social benefit.
Accompanying drawing explanation
Fig. 1 is that intelligent temperature alarm control unit forms block diagram;
Fig. 2 is digital temperature sensor schematic diagram in Fig. 1;
Fig. 3 is the control program process flow diagram of intelligent temperature alarm control unit;
Fig. 4 is the touch-screen display interface figure of intelligent temperature alarm control unit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to Fig. 1 and Fig. 4, this device can connect 1-4 front-end digital temperature sensor simultaneously, independently carries out measurement and control of temperature.The each channel temperature alarm threshold value of adjustment setting at any time as required, full screen display temperature control information.The touch screen portion interface of this device setting comprises Query Dates and time, the Real-time Collection temperature value PV of current channel, the alarm threshold value temperature SV of current channel, " pass alarm sound " button, " alarm logging " button, " historical query " button and warning channel number.
As shown in Figure 4, PV: the Real-time Collection temperature value of what " PV XX DEG C " showed is current channel.SV: " SV XX DEG C " what show is the alarm threshold value temperature of current channel.Click " pass alarm sound " button during buzzer warning ring, then can eliminate this passage alarm sound, when hyperchannel is with alarm, if need alarm sound be eliminated, each warning passage must be carried out respectively " pass alarm sound " operation.
This device independently stores the temperature information of each passage, 30 days memory cycles, and circulation jacking stores.The curve record inquiry mode that the inquiry of historical data is unit is by date coordinate with time, temperature.Historical data is real time temperature and alarm threshold value temperature hyperbola form in certain hour.Be one with calendar day and inquire about unit, the historical data on former 30 days of the same day can be inquired about.Real time temperature curve and corresponding alarm threshold value curve are inquired about side by side.Be the date of current queries in green box above window, can Query Dates be changed by square frame left and right sides Green triangle button.Hand touch beneath window scroll bar can left and right drag curve, drag border by inquiry day 0 time-24 time.
Alarm logging is inquired about, and inquires about with tabular form.Alarm logging in former 30 days of the same day can be inquired about.Warning acousto-optic hint, this passage touch-screen respective interface automatic flash for prompting when certain passage is reported to the police, the simultaneously automatic ring of hummer.
In alarm logging, each warning message record content is from left to right: the alarm threshold value of LSN-at that time temperature-date-time.The available redness of warning message record, green record strip represent, red record strip represents the relevant information when time warning starts; Green record strip represents relevant information when removing previous warning.If alarm logging entry exceeds window interface, scroll bar can be touched drag inquiry up and down by hand.Alarm logging window can inquire about whole alarm loggings on former 30 days of the same day.
With reference to Fig. 3, the control program flow process of this device is: first carry out channel selecting, date, time are if desired set, then first carry out date-time setting, carry out channel selecting again, alarm temperature value is set afterwards, select to enter alarm logging inquiry or the inquiry of historical data simultaneously, if select alarm logging inquiry, then enter alarm logging interface; If selection the inquiry of historical data, then enter historical data interface, carry out Query Dates set of time simultaneously, passage is reported to the police afterwards, after passage is reported to the police, close alarm sound, alarm release, then backward channel is reported to the police, and so circulates.
With reference to Fig. 2, first digital temperature sensor of this device, second digital temperature sensor, 3rd digital temperature sensor and the 4th digital temperature sensor adopt a single-chip microcomputer IC1 respectively, one end of the 1 pin contact resistance R1 of a voltage stabilizer IC2 and RS485 communication chip IC3, single-chip microcomputer IC1,4 pin are connected crystal oscillator JT1 with 5 pin, simultaneously again respectively by electric capacity C1, electric capacity C2 is connected with the other end of resistance R1, connects GND end, 8 pin of single-chip microcomputer IC1 after connection, 9 pin are respectively by resistance R3, resistance R15 connecting luminous diode LED1 and LED 2, connect GND end respectively after connection, 10 pin of single-chip microcomputer IC1 connect GND end, 11 pin of single-chip microcomputer IC1, 12 pin, 13 pin, 14 pin, 15 pin, 16 pin, 17 pin, 18 pin are respectively by resistance R16, resistance R11, resistance R10, resistance R9, resistance R8, resistance R7, resistance R6, resistance R5 connects, and connects VCC end together, be connected respectively to again 8 pin of address selection switch SW1 simultaneously after connection, 7 pin, 6 pin, 5 pin, 4 pin, 3 pin, 2 pin, 1 pin, 9 pin of address selection switch SW1, 10 pin, 11 pin, 12 pin, 13 pin, 14 pin, 15 pin, 16 pin connect GND end after connecting, 19 pin of single-chip microcomputer IC1 connect VCC end by resistance R2, and respectively by electric capacity C4, thermistor NTC connects GND end, and 20 pin of single-chip microcomputer IC1 connect GND end by electric capacity C3, connect 12V power supply after 3 pin of voltage stabilizer IC2 are connected with one end of electric capacity C6, meet VCC after 1 pin of voltage stabilizer IC2 is connected with one end of electric capacity C7 and hold, 2 pin of voltage stabilizer IC2 meet GND after being connected with the other end of the other end of electric capacity C6, electric capacity C7 and hold, 1 pin of RS485 communication chip IC3, 2 pin, 3 pin, 4 pin receive 2 pin of single-chip microcomputer IC1 respectively, 7 pin, 6 pin, 3 pin, 4 pin wherein connect VCC end by resistance again, meet VCC after 8 pin of RS485 communication chip IC3 are connected with one end of electric capacity C5 to hold, another termination GND of electric capacity C5 holds, 7 pin of RS485 communication chip IC3 connect one end of common mode voltage twin zener dioder V1, one end of resistance R12, one end of resistance R14, 4 pin of connector J2 are received after connection, 6 pin of RS485 communication chip IC3 connect one end of common mode voltage twin zener dioder V2, one end of resistance R13, the other end of resistance R14, 3 pin of connector J2 are received after connection, meet GND after the other end of common mode voltage twin zener dioder V1 is connected with the other end of common mode voltage twin zener dioder V2 to hold, another termination GND of resistance R12 holds, another termination VCC of resistance R13 holds, 5 pin of RS485 communication chip IC3 connect GND end, 1 pin of connector J2 connects 12V power supply, 2 pin connect GND end.
Can set according to accessing channel number with the digital temperature sensor that this intelligent touch screen is supporting.
As shown in Figure 2, the digital temperature sensor principle of this device illustrates: 12V direct supply carries out lowering and stabilizing blood pressure to direct current 5V through electric capacity C6 High frequency filter to voltage stabilizer IC2 by 1, the 2 terminals inputs of connector J2, through electric capacity C7 High frequency filter to system power supply, electric capacity C1, electric capacity C2, crystal oscillator JT1 form crystal oscillating circuit and are supplied to single-chip microcomputer IC1, resistance R1 is reseting pin pull down resistor, and resistance R3, resistance R15 are current-limiting resistance.LED 1, LED 2 are work and communication pilot lamp.Electric capacity C3 is the high-frequency filter capacitor of single-chip microcomputer IC1.Resistance R2, electric capacity C4, thermistor NTC form temperature measurement circuit, the simulating signal collected is input to single-chip microcomputer IC1 and carries out digital processing.Resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R16 are pull-up resistor.Address selection switch SW1 is used for multiple digital temperature sensor Address Recognition.Transistor-Transistor Logic level is converted to differential signal and transmits by RS485 communication chip IC3.Resistance R4 is pull-up resistor, and electric capacity C5 is the high-frequency filter capacitor of RS485 communication chip IC3.Resistance R12, resistance R13 are upper pull down resistor, for ensureing uncertain level when signal wire is unsettled.Resistance R14 is terminal build-out resistor.V1, V2 are common mode voltage twin zener dioder.6,7 pins of RS485 communication chip IC3 export A, B signal of RS485 communication chip IC3 respectively to J2 terminals.
This device the key technical indexes is as following table:
Claims (3)
1. an intelligent temperature alarm control unit, it is characterized in that: this device comprises two Intelligent touch screen controllers, be respectively the first Intelligent touch screen controller and the second Intelligent touch screen controller, first Intelligent touch screen controller and the second Intelligent touch screen controller are provided with control program, this device also comprises four digital temperature sensors, be respectively the first digital temperature sensor, second digital temperature sensor, 3rd digital temperature sensor and the 4th digital temperature sensor, first Intelligent touch screen controller and the second Intelligent touch screen controller are all by RS-485 bus and the first digital temperature sensor, second digital temperature sensor, 3rd digital temperature sensor is connected with the 4th digital temperature sensing, first Intelligent touch screen controller and the second Intelligent touch screen controller model are TK6100i.
2. intelligent temperature alarm control unit according to claim 1, is characterized in that: the first digital temperature sensor, second digital temperature sensor, 3rd digital temperature sensor and the 4th digital temperature sensor adopt a single-chip microcomputer IC1 respectively, one end of the 1 pin contact resistance R1 of a voltage stabilizer IC2 and RS485 communication chip IC3, single-chip microcomputer IC1,4 pin are connected crystal oscillator JT1 with 5 pin, simultaneously again respectively by electric capacity C1, electric capacity C2 is connected with the other end of resistance R1, connects GND end, 8 pin of single-chip microcomputer IC1 after connection, 9 pin are respectively by resistance R3, resistance R15 connecting luminous diode LED1 and LED 2, connect GND end respectively after connection, 10 pin of single-chip microcomputer IC1 connect GND end, 11 pin of single-chip microcomputer IC1, 12 pin, 13 pin, 14 pin, 15 pin, 16 pin, 17 pin, 18 pin are respectively by resistance R16, resistance R11, resistance R10, resistance R9, resistance R8, resistance R7, resistance R6, resistance R5 connects, and connects VCC end together, be connected respectively to again 8 pin of address selection switch SW1 simultaneously after connection, 7 pin, 6 pin, 5 pin, 4 pin, 3 pin, 2 pin, 1 pin, 9 pin of address selection switch SW1, 10 pin, 11 pin, 12 pin, 13 pin, 14 pin, 15 pin, 16 pin connect GND end after connecting, 19 pin of single-chip microcomputer IC1 connect VCC end by resistance R2, and respectively by electric capacity C4, thermistor NTC connects GND end, and 20 pin of single-chip microcomputer IC1 connect GND end by electric capacity C3, connect 12V power supply after 3 pin of voltage stabilizer IC2 are connected with one end of electric capacity C6, meet VCC after 1 pin of voltage stabilizer IC2 is connected with one end of electric capacity C7 and hold, 2 pin of voltage stabilizer IC2 meet GND after being connected with the other end of the other end of electric capacity C6, electric capacity C7 and hold, 1 pin of RS485 communication chip IC3, 2 pin, 3 pin, 4 pin receive 2 pin of single-chip microcomputer IC1 respectively, 7 pin, 6 pin, 3 pin, 4 pin wherein connect VCC end by resistance again, meet VCC after 8 pin of RS485 communication chip IC3 are connected with one end of electric capacity C5 to hold, another termination GND of electric capacity C5 holds, 7 pin of RS485 communication chip IC3 connect one end of common mode voltage twin zener dioder V1, one end of resistance R12, one end of resistance R14, 4 pin of connector J2 are received after connection, 6 pin of RS485 communication chip IC3 connect one end of common mode voltage twin zener dioder V2, one end of resistance R13, the other end of resistance R14, 3 pin of connector J2 are received after connection, meet GND after the other end of common mode voltage twin zener dioder V1 is connected with the other end of common mode voltage twin zener dioder V2 to hold, another termination GND of resistance R12 holds, another termination VCC of resistance R13 holds, 5 pin of RS485 communication chip IC3 connect GND end, 1 pin of connector J2 connects 12V power supply, 2 pin connect GND end.
3. intelligent temperature alarm control unit according to claim 2, is characterized in that: the touch screen portion interface of this device setting comprises Query Dates and time, the Real-time Collection temperature value PV of current channel, the alarm threshold value temperature SV of current channel, " pass alarm sound " button, " alarm logging " button, " historical query " button and warning channel number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747402.3U CN204286606U (en) | 2014-12-03 | 2014-12-03 | Intelligent temperature alarm control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747402.3U CN204286606U (en) | 2014-12-03 | 2014-12-03 | Intelligent temperature alarm control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286606U true CN204286606U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420747402.3U Expired - Fee Related CN204286606U (en) | 2014-12-03 | 2014-12-03 | Intelligent temperature alarm control unit |
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| Country | Link |
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| CN (1) | CN204286606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390713A (en) * | 2014-12-03 | 2015-03-04 | 天津市电视技术研究所 | Intelligent temperature alarm control device under high temperature environment |
-
2014
- 2014-12-03 CN CN201420747402.3U patent/CN204286606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390713A (en) * | 2014-12-03 | 2015-03-04 | 天津市电视技术研究所 | Intelligent temperature alarm control device under high temperature environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20211203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |