CN2901390Y - Temperature collecting and controlling device in communication machine room - Google Patents
Temperature collecting and controlling device in communication machine room Download PDFInfo
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- CN2901390Y CN2901390Y CN 200620020676 CN200620020676U CN2901390Y CN 2901390 Y CN2901390 Y CN 2901390Y CN 200620020676 CN200620020676 CN 200620020676 CN 200620020676 U CN200620020676 U CN 200620020676U CN 2901390 Y CN2901390 Y CN 2901390Y
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Abstract
The utility model relates to a temperature acquisition-and-control device of communicating apparatus room for acquiring the temperature in the communicating apparatus room and the remote on-off action that controls the air conditioner. The utility model overcomes the defect of high cost on the current remote temperature controller, comprising a temperature sensor, a digital/analogue conversion circuit (1), a single chip microcontroller (2), a serial line interface circuit (3), an up-bit computer (4), a reset circuit (5) and a switch of air conditioner (8), the output terminals of temperature sensor and digital/analogue conversion circuit (1) are connected with the input terminal of single chip microcontroller (2), whose another bidirectional port is connected with a bidirectional port of serial line interface circuit (3), the other bidirectional port of which is connected with the communicating port of (4), the input terminal of the switch of air conditioner (8) is connected to the output terminal of the single chip microcontroller r(2). The circuit device has simple structure and low price.
Description
Technical field
The device that the utility model relates to the interior temperature of collection communication machine room and controls the remote switch action of air conditioner.
Background technology
Keep the suitable and constant operate as normal tool of temperature in the communications equipment room to have very important significance to programmed communication switch etc., a lot of small-sized communications equipment rooms can not realize that remote auto monitors the control temperature at present, need artificial monitor temperature, reason wherein is many-sided, but most important reason is that existing remote collection, attemperating unit cost are than higher.
The utility model content
The purpose of this utility model provides temperature acquisition, control device in a kind of communications equipment room, to overcome existing long-range attemperating unit cost than higher defective.It comprises temperature sensor and mould/number conversion circuit 1, singlechip controller 2, serial interface circuit 3, host computer 4, reset circuit 5 and air conditioner switch 8, the output terminal of temperature sensor and mould/number conversion circuit 1 connects the input end of singlechip controller 2, the bidirectional port that bidirectional port of singlechip controller 2 connects reset circuit 5 resetting when realizing crashing because of procedural problem or interference, another bidirectional port of singlechip controller 2 connects a bidirectional port of serial interface circuit 3, another bidirectional port of serial interface circuit 3 connects the communication port of host computer 4, and the input end of air conditioner switch 8 is connected on the output terminal of singlechip controller 2.During the utility model work, temperature sensor and mould/number conversion circuit 1 is arranged in the communications equipment room, the simulating signal of interior temperature of collection communication machine room and variation also changes into digital signal, then digital signal transfers is arrived in the singlechip controller 2, be delivered to host computer 4 again, temperature regime in 4 pairs of current communications equipment rooms of host computer is judged, thereby whether whether decision makes air conditioner work, make the order of air conditioner work carry out air conditioner switch 8 by singlechip controller 2.For making system stability work and strengthening anti-jamming capacity, installed reset circuit 5 (being commonly called as watchdog circuit) additional.Because the composition of this circuit arrangement is very simple, each circuit component is selected ripe, cheap element for use, so overcome existing attemperating unit cost than higher defective.The utlity model has that price is low, the advantage of stable performance, have big promotional value.
Description of drawings
Fig. 1 is a structural representation of the present utility model, and Fig. 2 is an electrical block diagram of the present utility model.
Embodiment
Embodiment one: specify present embodiment below in conjunction with Fig. 1.Present embodiment is by temperature sensor and mould/number conversion circuit 1, singlechip controller 2, serial interface circuit 3, host computer 4, reset circuit 5 and air conditioner switch 8 are formed, the output terminal of temperature sensor and mould/number conversion circuit 1 connects the input end of singlechip controller 2, the bidirectional port that bidirectional port of singlechip controller 2 connects reset circuit 5 resetting when realizing crashing because of procedural problem or interference, another bidirectional port of singlechip controller 2 connects a bidirectional port of serial interface circuit 3, another bidirectional port of serial interface circuit 3 connects the communication port of host computer 4, and the input end of air conditioner switch 8 is connected on the output terminal of singlechip controller 2.
Embodiment two: specify present embodiment below in conjunction with Fig. 2.The difference of present embodiment and embodiment one is: it also comprises hot plug holding circuit 6; Temperature sensor and mould/number conversion circuit 1 is selected the digital temperature sensor U5 of DS18B20 model for use, singlechip controller 2 comprises that model is the single-chip microcomputer U1 of AT89C51, power supply VCC, triode Q1 and resistance R 11, serial interface circuit 3 comprises RS232 serial communication chip U3, reset circuit 5 comprises that model is the watchdog chip U2 of MAX813L, resistance R 1 and light emitting diode D1, hot plug holding circuit 6 is by diode D9, resistance R 13, a stabilivolt D10, No. two stabilivolt D11, No. three stabilivolt D12, No. four stabilivolt D13, plug RX2, plug TX3 and plug COM5 form, pin 1 ground connection of digital temperature sensor U5, the pin 2 of digital temperature sensor U5 connects the pin 7 of single-chip microcomputer U1 to transmit the digital signal of temperature to it, the pin 3 of digital temperature sensor U5 connects power supply VCC, power supply VCC connects pin 31 and the pin 40 of single-chip microcomputer U1, the pin 1 of single-chip microcomputer U1 connects the pin 7 of watchdog chip U2 and the negative electrode of light emitting diode D1, the anode of light emitting diode D1 connects power supply VCC by resistance R 1, and the pin 9 of single-chip microcomputer U1 connects the pin 6 of watchdog chip U2; When single-chip microcomputer U1 operate as normal, interior at certain time intervals, the periodic pin 7 output negative pulses to watchdog chip U2 of program claim to feed dog.Make the counter clear " 0 " of watchdog chip U2, restart counting, in case program fleet, or deadlocks that be interfered, then to feed the dog pulse and disappear, pin 6 output low levels of U2 are to the pin 9 of U1, and the U1 restart routine starts anew to move.The pin 2 of single-chip microcomputer U1 connects an end and the power supply VA of resistance R 11, the other end of resistance R 11 connects the base stage of triode Q1, the emitter of triode Q1 connects power supply VCC, the collector of triode Q1 connects the input end of air conditioner switch 8, the pin 10 of RS232 serial communication chip U3 connects the pin 11 of single-chip microcomputer U1 to receive the signal that it passes over, the pin 12 of RS232 serial communication chip U3 connects the pin 10 of single-chip microcomputer U1 to transmit signal to it, the pin 6 of RS232 serial communication chip U3 connects an end of resistance R 13, the other end of resistance R 13 connects the negative electrode of diode D9, the end of the anode of stabilivolt D10 and plug RX2, the anode of diode D9 connects the pin 7 of RS232 serial communication chip U3, the pin 13 of RS232 serial communication chip U3 connects the anode of stabilivolt D11 and the end of plug TX3, the negative electrode of stabilivolt D11 connects the negative electrode of stabilivolt D12, the anode of stabilivolt D12 connects the anode of stabilivolt D13 and an end and the ground connection of plug COM5, and the negative electrode of stabilivolt D13 connects the negative electrode of stabilivolt D10; The other end of the other end of plug RX2, plug TX3 and the other end of plug COM5 are connected the communication port of host computer 4 respectively.
During present embodiment work, the pin 2 of U5 transmits temperature signal to U1, U1 passes to host computer to temperature signal by U3, if host computer has been made the judgement that changes the air conditioner duty, just order is passed to U1 by U3, the switching of pin 2 output signals of U1 control triode Q1, and then the operation of control air conditioner is whether.
Claims (2)
1, temperature acquisition in the communications equipment room, control device, it is characterized in that it comprises temperature sensor and mould/number conversion circuit (1), singlechip controller (2), serial interface circuit (3), host computer (4), reset circuit (5) and air conditioner switch (8), the output terminal of temperature sensor and mould/number conversion circuit (1) connects the input end of singlechip controller (2), the bidirectional port that bidirectional port of singlechip controller (2) connects reset circuit (5) resetting when realizing crashing because of procedural problem or interference, another bidirectional port of singlechip controller (2) connects a bidirectional port of serial interface circuit (3), another bidirectional port of serial interface circuit (3) connects the communication port of host computer (4), and the input end of air conditioner switch (8) is connected on the output terminal of singlechip controller (2).
2, temperature acquisition, control device in the communications equipment room according to claim 1 is characterized in that it also comprises hot plug holding circuit (6); Temperature sensor and mould/number conversion circuit (1) is selected the digital temperature sensor (U5) of DS18B20 model for use, singlechip controller (2) comprises that model is the single-chip microcomputer (U1) of AT89C51, power supply VCC, triode Q1 and resistance R 11, serial interface circuit (3) comprises RS232 serial communication chip (U3), reset circuit (5) comprises that model is the watchdog chip (U2) of MAX813L, resistance R 1 and light emitting diode D1, hot plug holding circuit (6) is by diode D9, resistance R 13, a stabilivolt D10, No. two stabilivolt D11, No. three stabilivolt D12, No. four stabilivolt D13, plug RX2, plug TX3 and plug COM5 form, pin 1 ground connection of digital temperature sensor (U5), the pin 2 of digital temperature sensor (U5) connects the pin 7 of single-chip microcomputer (U1) to transmit the digital signal of temperature to it, the pin 3 of digital temperature sensor (U5) connects power supply VCC, power supply VCC connects the pin 31 and the pin 40 of single-chip microcomputer (U1), the pin 1 of single-chip microcomputer (U1) connects the pin 7 of watchdog chip (U2) and the negative electrode of light emitting diode D1, the anode of light emitting diode D1 connects power supply VCC by resistance R 1, and the pin 9 of single-chip microcomputer (U1) connects the pin 6 of watchdog chip (U2); The pin 2 of single-chip microcomputer (U1) connects an end and the power supply VA of resistance R 11, the other end of resistance R 11 connects the base stage of triode Q1, the emitter of triode Q1 connects power supply VCC, the collector of triode Q1 connects the input end of air conditioner switch (8), the pin 10 of RS232 serial communication chip (U3) connects the pin 11 of single-chip microcomputer (U1) to receive the signal that it passes over, the pin 12 of RS232 serial communication chip (U3) connects the pin 10 of single-chip microcomputer (U1) to transmit signal to it, the pin 6 of RS232 serial communication chip (U3) connects an end of resistance R 13, the other end of resistance R 13 connects the negative electrode of diode D9, the end of the anode of stabilivolt D10 and plug RX2, the anode of diode D9 connects the pin 7 of RS232 serial communication chip (U3), the pin 13 of RS232 serial communication chip (U3) connects the anode of stabilivolt D11 and the end of plug TX3, the negative electrode of stabilivolt D11 connects the negative electrode of stabilivolt D12, the anode of stabilivolt D12 connects the anode of stabilivolt D13 and an end and the ground connection of plug COM5, and the negative electrode of stabilivolt D13 connects the negative electrode of stabilivolt D10; The other end of the other end of plug RX2, plug TX3 and the other end of plug COM5 are connected the communication port of host computer (4) respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620020676 CN2901390Y (en) | 2006-04-26 | 2006-04-26 | Temperature collecting and controlling device in communication machine room |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620020676 CN2901390Y (en) | 2006-04-26 | 2006-04-26 | Temperature collecting and controlling device in communication machine room |
Publications (1)
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CN2901390Y true CN2901390Y (en) | 2007-05-16 |
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Family Applications (1)
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CN 200620020676 Expired - Fee Related CN2901390Y (en) | 2006-04-26 | 2006-04-26 | Temperature collecting and controlling device in communication machine room |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102003770A (en) * | 2010-11-13 | 2011-04-06 | 浙江为民能源科技有限公司 | Method and device for controlling energy conservation of air conditioner of communication base station |
CN102426108A (en) * | 2011-08-25 | 2012-04-25 | 浙江大学 | Full-closed loop automatic detection system of automobile radiator |
-
2006
- 2006-04-26 CN CN 200620020676 patent/CN2901390Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102003770A (en) * | 2010-11-13 | 2011-04-06 | 浙江为民能源科技有限公司 | Method and device for controlling energy conservation of air conditioner of communication base station |
CN102003770B (en) * | 2010-11-13 | 2012-12-12 | 浙江为民能源科技有限公司 | Method and device for controlling energy conservation of air conditioner of communication base station |
CN102426108A (en) * | 2011-08-25 | 2012-04-25 | 浙江大学 | Full-closed loop automatic detection system of automobile radiator |
CN102426108B (en) * | 2011-08-25 | 2013-11-27 | 浙江大学 | Full-closed loop automatic detection system of automobile radiator |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |