CN2543113Y - Intelligent temp. controller for communication power supply - Google Patents
Intelligent temp. controller for communication power supply Download PDFInfo
- Publication number
- CN2543113Y CN2543113Y CN 02227107 CN02227107U CN2543113Y CN 2543113 Y CN2543113 Y CN 2543113Y CN 02227107 CN02227107 CN 02227107 CN 02227107 U CN02227107 U CN 02227107U CN 2543113 Y CN2543113 Y CN 2543113Y
- Authority
- CN
- China
- Prior art keywords
- power supply
- circuit
- resistance
- communication power
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
An intelligent temperature control device used for a communication power supply comprises a temperature sampling detection circuit (1) which is placed at a temperature control field. The device is characterized in that: the device also comprises a compensation comparison circuit (2) and an amplification control circuit (3); a signal input end of the compensation comparison circuit (2) is connected with the temperature sampling detection circuit (1) and a signal output end is connected with the amplification control circuit (3); and the amplification control circuit (3) is in series connection with a loop of a temperature cooling equipment (4) like a fan and is used to control the opening and closing of the cooling fan. The intelligent temperature control device of the utility model can reduce consumption, save energy, reduce noises and prolong the service life of a power refrigeration fan.
Description
Technical field the utility model relates to a kind of automaton, relates in particular to a kind of temperature control equipment of communication power supply.
It generally is the mode that adopts fan blowing heat radiation that background technology is lowered the temperature to communication power supply at present, and communication power supply Once you begin works, no matter output power is big or little, starts the fan radiating and cooling without exception.This situation that is regardless of allows the mode of fan work waste electric energy on the one hand all the time, increases the noise pollution of environment, and the long non-stop run of fan will make its lost of life on the other hand.
The summary of the invention the purpose of this utility model is the shortcoming at above-mentioned present communication power supply cooling system existence, design a kind of only when the temperature of the crucial thermal device of communication power supply is raised to certain temperature, the intelligent temperature control equipment that heat sink-fan is just started working.
The purpose of this utility model can realize by adopting following technical measures, designs a kind of intelligent temperature control equipment that is used for communication power supply, comprises temperature sampling testing circuit, compensation comparator circuit and amplification control circuit; The signal input part of compensation comparator circuit connects the temperature sampling testing circuit, and its signal output part is connected with amplification control circuit, and amplification control circuit then is serially connected in the loop of temperature cooling device.Temperature sensor (thermosensitive device) in the described temperature sampling testing circuit detects the temperature variation of crucial heater members in the communication power supply, then the variation resistance of thermosensitive device is converted to variation voltage, and utilize temperature-compensation circuit and compare amplifying circuit, when the temperature of the crucial thermal device of communication power supply is raised on the temperature spot of setting, connect the loop of cooling device, start cooling device work, when the temperature of the crucial thermal device of communication power supply drops under the temperature spot of setting, disconnect the loop of cooling device, cooling device quits work.Thereby the control that realization is opened as required and closed cooling device.
Compared with prior art, the intelligent temperature device that the utility model is used for communication power supply has following advantage: the energy energy-conservation of consumption reduction, and reduce environmental noise, and prolonged the serviceable life of communication power supply cooling fan, reduced the maintenance cost of fan.
The drawing of accompanying drawing is described as follows:
Fig. 1 is the functional-block diagram that the utility model is used for the intelligent temperature control equipment of communication power supply;
Fig. 2 is the basic circuit diagram that the utility model is used for the intelligent temperature control equipment of communication power supply.
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment as shown in Figure 1, the utility model be used for communication power supply intelligent temperature control equipment comprise: temperature sampling testing circuit 1, compensation comparator circuit 2 and amplification control circuit 3; The signal input part of compensation comparator circuit 2 connects temperature sampling testing circuit 1, and its signal output part is connected with amplification control circuit 3, and amplification control circuit 3 is serially connected in the loop of temperature cooling device 4.
Fig. 2 is the basic circuit diagram that the utility model is used for the intelligent temperature control equipment of communication power supply.Described temperature sampling testing circuit 1 contains thermistor RT, resistance R 2 and capacitor C 1; Described compensation comparator circuit 2 contains resistance R 1, R3～R5 and capacitor C 2 and operational amplifier U1; The termination power of thermistor RT, the positive input of another termination operational amplifier U1, the reverse input end of operational amplifier U1 is divided into two-way, and one the tunnel through resistance R 1 connection power supply, another road and connecting resistance R3 and capacitor C 2 back ground connection; The signal output part of operational amplifier U1 is connected with amplification control circuit 3; Described amplification control circuit 3 contains resistance R 6 and metal-oxide-semiconductor Q1, and the grid of metal-oxide-semiconductor Q1 is divided into two-way, and one the tunnel connects the signal output part of compensation comparator circuit 2, and another road is through resistance R 6 ground connection; The source ground of metal-oxide-semiconductor Q1, drain electrode connects cooling device 4; For communication power supply, described cooling device 4 is generally fan.
The utility model is used for the employed main unit of intelligent temperature control equipment, device such as the following table of communication power supply:
| Symbol | Title | Specifications and models | |
| | Resistance | 10K | 1％ 1/4W |
| | Resistance | 20K | 1％ 1/4W |
| | Resistance | 22K | 1％ 1/4W |
| R4 | Resistance | 470K 1％ 1/4W | |
| R5 | | 1K | 1％ 1/4W |
| | Resistance | 10K | 1％ 1/4W |
| | Resistance | 51R | 1％ 2W |
| C1 | Leaded multilayer ceramic capacitor | 0.01uF 10％ 50V | |
| C2 | Leaded multilayer ceramic capacitor | 0.01uF 10％ 50V | |
| C3 | Leaded multilayer ceramic capacitor | 1uf 10％ 50V | |
| U1 | Operational amplifier | LM358 | |
| Q1 | Metal-oxide-semiconductor | IRF630 | |
| RT | Thermistor | 47K 10％ |
Claims (4)
1, a kind of intelligent temperature control equipment that is used for communication power supply comprises temperature sampling testing circuit (1), it is characterized in that: also comprise compensation comparator circuit (2) and amplification control circuit (3); The signal input part of compensation comparator circuit (2) connects temperature sampling testing circuit (1), and its signal output part is connected with amplification control circuit (3), and amplification control circuit (3) is serially connected in the loop of temperature cooling device (4).
2, the intelligent temperature control equipment that is used for communication power supply according to claim 1 is characterized in that: described temperature sampling testing circuit (1) contains thermistor RT, resistance R 2 and capacitor C 1; Described compensation comparator circuit (2) contains resistance R 1, R3～R5 and capacitor C 2 and operational amplifier U1; The termination power of thermistor RT, the positive input of another termination operational amplifier U1, the reverse input end of operational amplifier U1 is divided into two-way, and one the tunnel through resistance R 1 connection power supply, another road and connecting resistance R3 and capacitor C 2 back ground connection; The signal output part of operational amplifier U1 is connected with amplification control circuit (3).
3, the intelligent temperature control equipment that is used for communication power supply according to claim 1, it is characterized in that: described amplification control circuit (3) contains resistance R 6 and metal-oxide-semiconductor Q1, the grid of metal-oxide-semiconductor Q1 is divided into two-way, one the tunnel connects the signal output part of compensation comparator circuit (2), and another road is through resistance R 6 ground connection; The source ground of metal-oxide-semiconductor Q1, drain electrode connects cooling device (4).
4, the intelligent temperature control equipment that is used for communication power supply according to claim 1 is characterized in that: described cooling device (4) is a fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02227107 CN2543113Y (en) | 2002-04-23 | 2002-04-23 | Intelligent temp. controller for communication power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02227107 CN2543113Y (en) | 2002-04-23 | 2002-04-23 | Intelligent temp. controller for communication power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2543113Y true CN2543113Y (en) | 2003-04-02 |
Family
ID=33703961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02227107 Expired - Fee Related CN2543113Y (en) | 2002-04-23 | 2002-04-23 | Intelligent temp. controller for communication power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2543113Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558876A (en) * | 2013-10-15 | 2014-02-05 | 华为技术有限公司 | Heat dissipation control method, heat dissipation control system and network device |
| CN111417247A (en) * | 2020-03-23 | 2020-07-14 | 西安交通大学 | Contact intelligent plasma surface discharge device |
-
2002
- 2002-04-23 CN CN 02227107 patent/CN2543113Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558876A (en) * | 2013-10-15 | 2014-02-05 | 华为技术有限公司 | Heat dissipation control method, heat dissipation control system and network device |
| CN103558876B (en) * | 2013-10-15 | 2015-12-23 | 华为技术有限公司 | Cooling control method, cooling control system and the network equipment |
| CN111417247A (en) * | 2020-03-23 | 2020-07-14 | 西安交通大学 | Contact intelligent plasma surface discharge device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201569111U (en) | Electrical heating control device for air conditioner in standby mode | |
| CN101418981B (en) | Method for enhancing heating capacity of frequency converting air-conditioner at low-temperature and the frequency converting air-conditioner | |
| CN201382008Y (en) | Wind-speed gear control circuit of blast blower | |
| CN2543113Y (en) | Intelligent temp. controller for communication power supply | |
| CN102287890A (en) | Externally controlled variable-discharge capacity compressor air conditioner controller | |
| CN201014673Y (en) | Base station air conditioner energy-saving monitoring apparatus | |
| CN112468711A (en) | Camera automatic cooling device | |
| CN205619508U (en) | Survey air conditioner standby controller of human infrared radiation | |
| CN201084029Y (en) | Display radiation control device | |
| CN115224392A (en) | Lithium battery heat dissipation management scheme special for industrial transport vehicle | |
| CN101242699B (en) | Intelligent heat radiation control device for non-pole lamp rectifier | |
| CN203356801U (en) | Intelligent heat-gun soldering-station control circuit | |
| CN206611593U (en) | A kind of automatic controller for temperature | |
| CN207796225U (en) | Gas meter, flow meter safety-valve structure | |
| CN2823885Y (en) | Multipurpose air conditioner double temp electricity saving intelligent controller | |
| CN2392152Y (en) | Automatic temp. compensation device for refrigerator | |
| CN205811359U (en) | A kind of low-tension switch cabinet | |
| CN112996355B (en) | Anti-condensation device of air-cooled cabinet | |
| CN212747939U (en) | Motor power supply circuit of intelligent water meter and intelligent water meter system | |
| CN219458657U (en) | Power utilization detection control circuit and energy storage equipment | |
| CN217361734U (en) | Refrigeration and heating control system of large-capacity battery | |
| CN220798907U (en) | Mining intrinsic safety type substation protection mechanism | |
| CN211296166U (en) | Temperature protection circuit for radio frequency carbon dioxide laser | |
| CN201171245Y (en) | Intelligent radiating control device for electrodeless lamp ballast | |
| CN207945781U (en) | A kind of electric substation's capacitor chamber and ground connection become chamber ventilated structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |