CN206594550U - The temperature-detecting device of comprehensive distribution box - Google Patents
The temperature-detecting device of comprehensive distribution box Download PDFInfo
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- CN206594550U CN206594550U CN201720373999.3U CN201720373999U CN206594550U CN 206594550 U CN206594550 U CN 206594550U CN 201720373999 U CN201720373999 U CN 201720373999U CN 206594550 U CN206594550 U CN 206594550U
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Abstract
The temperature-detecting device of comprehensive distribution box of the present utility model, including comprehensive distribution box, comprehensive distribution box surrounding vent window, comprehensive distribution box inner control circuit, the comprehensive distribution box inner control circuit includes controlling circuit with vent window control circuit, fan control circuitry, the electric heater of temperature collection circuit, the temperature inside the box acquisition and conditioning circuit and micro-processor interface circuit control outside micro-processor interface circuit connecting box, can realize accurate detection and the intelligent temperature control of comprehensive distribution box temperature.The utility model is skillfully constructed, comprehensive distribution box internal and external temperature is detected respectively, single-chip microcomputer is sent into carry out intellectual analysis, judge, make the temperature adjustment of the forced action type of natural style temperature adjustment, fan or heater unlatching that vent window is turned on and off, real-time intelligent is adjusted, it is efficiency high, low in energy consumption, substantially increase the security stability of the running environment of distribution box.
Description
Technical field
The utility model is related to the temperature detection dress of the control technology field of comprehensive distribution box, particularly comprehensive distribution box
Put.
Background technology
Normally operation has higher requirements comprehensive distribution box to environment, has ventilating opening the surrounding of distribution box more, in hot weather,
Temperature in distribution box can become high, due to no effectively cooling system, and hot environment can cause first in comprehensive distribution box
Part can be burnt out, and cause the accidents such as electricity of climbing, especially summer peak of power consumption, and the load of distribution transforming is often constantly in the shape of overload
State, causes temperature inside the box to rise sharply, if without good cooling system, temperature inside the box can continue in the condition of high temperature, if
Received shipment is made under the extreme environment of high load capacity, easily causes power equipment to burn out, climbs the accident risks such as electricity.
Therefore the utility model provides a kind of new scheme to solve this problem.
The content of the invention
For above-mentioned situation, to overcome the defect of prior art, the purpose of the utility model is just to provide comprehensive distribution box
Temperature-detecting device, accurate detection and the intelligent temperature control of comprehensive distribution box temperature can be realized.
Its technical scheme solved is, the temperature-detecting device of comprehensive distribution box, including comprehensive distribution box, comprehensive distribution box
Surrounding vent window, comprehensive distribution box inner control circuit, the comprehensive distribution box inner control circuit include box outside temperature Acquisition Circuit,
The temperature inside the box acquisition and conditioning circuit, micro-processor interface circuit, vent window control circuit, fan control circuitry, electric heater control circuit,
Characterized in that, the box outside temperature Acquisition Circuit, the temperature inside the box acquisition and conditioning circuit connect micro-processor interface circuit, micro-processor interface circuit
Connection vent window control circuit, fan control circuitry, electric heater control circuit respectively；
The box outside temperature Acquisition Circuit includes temperature sensor P1, and the temperature sensor P1 connection of pin 1 ground, temperature is passed
The sensor P1 connection power supply+5V of pin 3, temperature sensor P1 pin 2 connects resistance R8 one end, single-chip microcomputer U3 and drawn respectively
Pin 1, resistance R8 other end connection power supply+5V；
The temperature inside the box acquisition and conditioning circuit includes thermistor R1, thermistor R1 one end connection power supply+12V,
The thermistor R1 other end connects grounding resistance R2 one end, amplifier OP2 pin 2, electric capacity C4 left ends, triode Q2 respectively
Colelctor electrode, amplifier OP2 pin 3 is grounded, and the amplifier OP2 connection potentiometer of pin 1 RP1 left end, amplifier OP2 pin 4 connects
Potentiometer RP1 adjustable end is connect, the amplifier OP2 connection potentiometer of pin 8 RP1 right-hand member, amplifier OP2 pin 6 even connects respectively
Electric capacity C4 right-hand members, resistance R3 one end, single-chip microcomputer U3 pin 2 are connect, the resistance R3 other end connects the upper of potentiometer RP2 respectively
End, potentiometer RP2 adjustable end, triode Q1 base stage, potentiometer RP2 lower end ground connection, triode Q1 colelctor electrode connection
Electric capacity C3 one end, the electric capacity C3 other end connects resistance R6 one end, amplifier OP1 pin 6, amplifier OP1 pin 2 respectively
Pin 3 through resistance R4 connections power supply+12V, amplifier OP1 connects three poles respectively through resistance R5 connections ground, the resistance R6 other end
Pipe Q1 emitter stage, triode Q2 emitter stage, triode Q2 base stage connection ground, triode Q2 colelctor electrode connection electric capacity C4
Left end.
The utility model is skillfully constructed, and comprehensive distribution box internal and external temperature is detected respectively, and feeding single-chip microcomputer carries out intelligence
It can analyze, judge, make the temperature of the forced action type of natural style temperature adjustment, fan or heater unlatching that vent window is turned on and off
Degree regulation, real-time intelligent regulation is efficiency high, low in energy consumption, substantially increases the security stability of the running environment of distribution box.
Brief description of the drawings
Fig. 1 is the circuit link block figure of the temperature-detecting device of the utility model comprehensive distribution box.
Fig. 2 is the circuit catenation principle figure of the temperature-detecting device of the utility model comprehensive distribution box.
Embodiment
About of the present utility model foregoing and other technology contents, feature and effect, in following cooperation with reference to figures 1 through figure
In the detailed description of 2 pairs of embodiments, can clearly it present.The structure content being previously mentioned in following examples, is with explanation
Book accompanying drawing is reference.
Each exemplary embodiment of the present utility model is described below with reference to accompanying drawings.
Embodiment one, the temperature-detecting device of comprehensive distribution box, including comprehensive distribution box, it is arranged on comprehensive distribution box surrounding
Automatic opening, closure vent window, comprehensive distribution box inner control circuit, the comprehensive distribution box inner control circuit include case outside
Temperature collection circuit, the temperature inside the box acquisition and conditioning circuit, micro-processor interface circuit, vent window control circuit, fan control circuitry, electricity add
Hot device controls circuit, and the box outside temperature Acquisition Circuit is used to detect the temperature information outside comprehensive distribution box in real time, is converted to electricity
Signal gives micro-processor interface circuit, and the temperature inside the box acquisition and conditioning circuit is used to detect the actual temperature in comprehensive distribution box and be mended
Repay and micro-processor interface circuit sent into after logarithmic amplification, micro-processor interface circuit be used for analysis integrated temperature inside the box whether setting range it
It is interior, and outside binding analysis comprehensive distribution box temperature control vent window control circuit make the nature that vent window is turned on and off
The temperature adjustment for the forced action type that formula temperature adjustment, fan or heater are opened；The box outside temperature Acquisition Circuit includes model
DS18B20 temperature sensor P1, temperature-measuring range is -55 DEG C ~+125 DEG C, and precision is high, strong antijamming capability, temperature sensor P1
The connection of pin 1 ground, the temperature sensor P1 connection power supply+5V of pin 3, temperature sensor P1 pin 2 is signal output part
Digital temperature information is sent to single-chip microcomputer U3 pin 1 after pull-up resistor R8；The temperature inside the box acquisition and conditioning circuit includes
Thermistor R1, thermistor R1 are arranged on the chamber door of comprehensive distribution box（Electronic component with assembling is in opposite）, will
The temperature information of conversion is converted to corresponding resistance, and the anti-of amplifier OP2 is sent into after voltage signal with being converted to after resistance R2 partial pressures
The pin 2 for sending into single-chip microcomputer U3 after Xiang Duan, compensated electric capacity C4 all the way after amplifier OP2 outputs is analyzed and processed, amplifier OP2
Pin 1, pin 4, pin 8 be connected respectively with potentiometer RP1 three pins, another road is constituted through resistance R3, potentiometer RP2
Adjustable voltage division circuit, on potentiometer RP2 terminal voltage signal through triode Q1, triode Q2, amplifier OP1 compositions compensation electricity
Road, amplifier OP2 in-phase input end is fed back to by triode Q2 colelctor electrodes, it is ensured that the precision of thermometric.
Embodiment two, on the basis of embodiment one, the vent window control circuit is used to match somebody with somebody when single-chip microcomputer is analysis integrated
Electronic box internal and external temperature is in design temperature（22℃）When fluctuating 10 DEG C up and down, the single-chip microcomputer U3 output low level control pulse of pin 3
To photoelectrical coupler U4 pin 2, because photoelectrical coupler U4 pin 1 passes through resistance R10 connection power supply+5V, photoelectric coupling
Device U4 is turned on, due to the photoelectrical coupler U4 connection model of pin 3 KS500A bidirectional thyristor T1, IGCT T1 triggering
End, photoelectrical coupler U4 pin 4 connects IGCT T1 T1 main electrodes, IGCT T1 conducting ventilations by resistance R11 respectively
Window motor M1 pins 1, the IGCT T1 now turned on, vent window motor M1, limit switch S1, alternating current 220V power supply V1 are constituted and closed
Close loop, automatically turn on or close comprehensive distribution box surrounding vent window, when vent window in place when, limit switch S1 cut-out electricity
Source, so as to carry out natural style temperature adjustment.
Embodiment three, on the basis of embodiment one, the electric heater control circuit is used for when single-chip microcomputer is analysis integrated
Distribution box inside and outside temperature difference is less than design temperature（22℃）During -25 DEG C of lower limit, the single-chip microcomputer U3 output high level control arteries and veins of pin 4
Punching, the base stage through resistance R12 connecting triodes Q3, because triode Q3 emitter stage connects ground, triode Q3 saturation conductions, three
Pole pipe Q3 collector potential is dragged down, and relay K1 coils obtain electric, relay K1 normally opened contacts closure, and now relay K1 is public
End, alternating current 220V power supply V2, insurance F1 are added on electrical heating wire R13, R14, R15, the R16 for being distributed in comprehensive distribution box surrounding,
Electrical heating wire generates heat rapidly, stops until detecting when comprehensive distribution box the temperature inside the box reaches design temperature.
Example IV, on the basis of embodiment one, the fan control circuitry is used to work as the analysis integrated distribution of single-chip microcomputer
Case inside and outside temperature difference is less than design temperature（22℃）During 55 DEG C of the upper limit, the single-chip microcomputer U3 output high level control pulse of pin 5, warp
Resistance R17 connecting triodes Q4 base stage, because triode Q4 emitter stage connects ground, triode Q4 saturation conductions, triode
Q4 collector potential is dragged down, and relay K2 coils obtain electric, relay K2 normally opened contacts closure, now relay K2, exchange
220V power supplys V3 constitutes closed-loop path, and fan power switch is connected, and overall power distribution the temperature inside the box is begun to decline, and realizes good dissipate
Heat, stops until detecting when comprehensive distribution box the temperature inside the box reaches design temperature.
Embodiment five, on the basis of embodiment one, the continuous vasculum internal and external temperature of micro-processor interface circuit, and according to setting
Definite value and collection value control each part operation, and single-chip microcomputer U3 pin 9 is connected is answered automatically by what resistance R9, electrochemical capacitor E2 were constituted
Position circuit, provides reset, single-chip microcomputer U3 pin 18, pin 19 are connected by crystal oscillator X1, electric capacity C7, electric capacity C8 for electricity on single-chip microcomputer
The clock circuit of composition, work clock is provided for single-chip microcomputer.
When in use, the digital temperature sensor P1 that single-chip microcomputer constantly gathers model DS18B20 is real for the utility model
When the comprehensive distribution box that detects outside environment temperature and thermistor R1 sensings temperature information it is temperature compensated, logarithmic amplification
Precise Synthesis temperature inside the box, when the analysis integrated distribution box inside and outside temperature difference of single-chip microcomputer is in design temperature（22℃）Fluctuate up and down
At 10 DEG C, single-chip microcomputer output low level control Pulse Width Control vent window control circuit work automatically turns on or closed overall power distribution
The vent window of case surrounding, and when vent window in place when, limit switch S1 cuts off the electricity supply, so as to carry out natural style temperature adjustment, saves
Can environmental protection；When the analysis integrated distribution box inside and outside temperature difference of single-chip microcomputer is less than design temperature（22℃）During -25 DEG C of lower limit, single-chip microcomputer is defeated
Go out high level control Pulse Width Control electric heater control circuit work, make to be distributed in the electrical heating wire R13 of comprehensive distribution box surrounding,
R14, R15, R16 generate heat rapidly, efficiency high；When the analysis integrated distribution box inside and outside temperature difference of single-chip microcomputer is less than design temperature（22℃）
During 55 DEG C of the upper limit, single-chip microcomputer output high level control Pulse Width Control fan control circuitry work, fan power switch is connected, comprehensive
Temperature inside the box are begun to decline, and are stopped until detecting when comprehensive distribution box the temperature inside the box reaches design temperature；This practicality is new
Type real-time intelligent is adjusted, efficiency high, low in energy consumption, running environment in comprehensive distribution box is remained at optimum temperature.
Claims (7)
1. the temperature-detecting device of comprehensive distribution box, including comprehensive distribution box, comprehensive distribution box surrounding vent window, comprehensive distribution box
Inner control circuit, the comprehensive distribution box inner control circuit include box outside temperature Acquisition Circuit, the temperature inside the box acquisition and conditioning circuit,
Micro-processor interface circuit, vent window control circuit, fan control circuitry, electric heater control circuit, it is characterised in that the outer temperature of the case
Acquisition Circuit, the temperature inside the box acquisition and conditioning circuit connection micro-processor interface circuit are spent, micro-processor interface circuit connects vent window control electricity respectively
Road, fan control circuitry, electric heater control circuit；
The box outside temperature Acquisition Circuit includes temperature sensor P1, the temperature sensor P1 connection of pin 1 ground, temperature sensor
The P1 connection power supply+5V of pin 3, temperature sensor P1 pin 2 connects resistance R8 one end, single-chip microcomputer U3 pin 1 respectively,
Resistance R8 other end connection power supply+5V；
The temperature inside the box acquisition and conditioning circuit includes thermistor R1, thermistor R1 one end connection power supply+12V, temperature-sensitive
The resistance R1 other end connects grounding resistance R2 one end, amplifier OP2 pin 2, electric capacity C4 left ends, triode Q2 current collection respectively
Pole, amplifier OP2 pin 3 is grounded, and the amplifier OP2 connection potentiometer of pin 1 RP1 left end, amplifier OP2 pin 4 connects electricity
Position device RP1 adjustable end, the amplifier OP2 connection potentiometer of pin 8 RP1 right-hand member, amplifier OP2 pin 6 even connects electricity respectively
Hold C4 right-hand members, resistance R3 one end, single-chip microcomputer U3 pin 2, the resistance R3 other end connects potentiometer RP2 upper end, electricity respectively
Position device RP2 adjustable end, triode Q1 base stage, potentiometer RP2 lower end ground connection, triode Q1 colelctor electrode connection electric capacity C3
One end, the electric capacity C3 other end connects resistance R6 one end, amplifier OP1 pin 6 respectively, and amplifier OP1 pin 2 is through resistance
R4 connections power supply+12V, amplifier OP1 pin 3 distinguish connecting triode Q1's through resistance R5 connections ground, the resistance R6 other end
The emitter stage of emitter stage, triode Q2, triode Q2 base stage connection ground, a triode Q2 colelctor electrode connection electric capacity C4 left side
End.
2. the temperature-detecting device of comprehensive distribution box according to claim 1, it is characterised in that the vent window control electricity
Road includes photoelectrical coupler U4, and photoelectrical coupler U4 pin 1 is by resistance R10 connection power supply+5V, and photoelectrical coupler U4's draws
The connection single-chip microcomputer of pin 2 U3 pin 3, the photoelectrical coupler U4 connection IGCT of pin 3 T1 triggering end, photoelectrical coupler U4's
Pin 4 connects IGCT T1 T1 main electrodes, vent window motor M1 pins 1, vent window motor M1 pins by resistance R11 respectively
2 connection limit switch S1 pin 1, the limit switch S1 connection alternating current 220V power supply V1 of pin 2 one end, alternating current 220V power supply V1
Other end connection IGCT T1 T2 main electrodes.
3. the temperature-detecting device of comprehensive distribution box according to claim 1, it is characterised in that the electric heater control
Circuit includes resistance R12, resistance R12 one end connection single-chip microcomputer U1 pin 4, resistance R12 other end connecting triodes Q3 base
Pole, triode Q3 emitter stage connection ground, triode Q3 colelctor electrode connects relay K1 coils lower end and diode D1 respectively
Positive pole, relay K1 coil upper ends and diode D1 negative pole connection power supply+12V, the connection exchange of relay K1 common ports
220V power supply V2 one end, the alternating current 220V power supply V2 other ends connect electrical heating wire R13, R14, R15, R16 respectively through insuring F1
Upper end, electrical heating wire R13, R14, R15, R16 lower end connection relay K1 normally opened contacts.
4. the temperature-detecting device of comprehensive distribution box according to claim 1, it is characterised in that the fan control circuitry
Including resistance R17, resistance R17 one end connection single-chip microcomputer U1 pin 5, resistance R17 other end connecting triodes Q4 base stage, three
Pole pipe Q4 emitter stage connection ground, triode Q4 colelctor electrode is connecting relay K2 coils lower end and diode D2 just respectively
Pole, relay K2 coil upper ends and diode D2 negative pole connection power supply+12V, relay K2 common ports connection alternating current 220V electricity
Source V3 one end, fan power switch one end, the alternating current 220V power supply V3 other ends connect the fan power switch other end, relay respectively
Device K1 normally opened contacts.
5. the temperature-detecting device of comprehensive distribution box according to claim 1, it is characterised in that the micro-processor interface circuit bag
Include single-chip microcomputer U3, single-chip microcomputer the U3 connection of pin 40 power supply+5V, single-chip microcomputer the U3 connection of pin 22 ground, single-chip microcomputer U3 pin 9
Grounding resistance R9 one end, electrochemical capacitor E2 negative poles, electrochemical capacitor E1 positive poles and connection power supply+5V are connected respectively, single-chip microcomputer U3's
Pin 18 connects crystal oscillator X1 upper ends and electric capacity C8 right-hand members respectively, and single-chip microcomputer U3 pin 19 connects crystal oscillator X1 lower ends and electric capacity respectively
C7 right-hand members, electric capacity C7 left ends and electric capacity C8 left ends connection ground.
6. the temperature-detecting device of comprehensive distribution box according to claim 1, it is characterised in that the temperature sensor P1
Model DS18B20.
7. the temperature-detecting device of comprehensive distribution box according to claim 2, it is characterised in that the IGCT T1 is type
Number KS500A bidirectional thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373999.3U CN206594550U (en) | 2017-04-11 | 2017-04-11 | The temperature-detecting device of comprehensive distribution box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720373999.3U CN206594550U (en) | 2017-04-11 | 2017-04-11 | The temperature-detecting device of comprehensive distribution box |
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| CN206594550U true CN206594550U (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720373999.3U Expired - Fee Related CN206594550U (en) | 2017-04-11 | 2017-04-11 | The temperature-detecting device of comprehensive distribution box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627263A (en) * | 2018-07-04 | 2018-10-09 | 中山市中健医疗设备有限公司 | A kind of temperature data acquisition circuit of heat perfusion apparats for treating tumor |
-
2017
- 2017-04-11 CN CN201720373999.3U patent/CN206594550U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627263A (en) * | 2018-07-04 | 2018-10-09 | 中山市中健医疗设备有限公司 | A kind of temperature data acquisition circuit of heat perfusion apparats for treating tumor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 467000 Huatuo Electric Power Industrial Park, north of the east section of Shenma Avenue, high tech Zone, Pingdingshan City, Henan Province Patentee after: Huatuo Power Equipment Group Co.,Ltd. Address before: 467000 courtyard 5, Fengyuan street, high tech Zone, Pingdingshan City, Henan Province Patentee before: HENAN HUATUO ELECTRIC POWER EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |