CN205448053U - Power adjustable semiconductor dehumidifier device - Google Patents
Power adjustable semiconductor dehumidifier device Download PDFInfo
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- CN205448053U CN205448053U CN201620144319.6U CN201620144319U CN205448053U CN 205448053 U CN205448053 U CN 205448053U CN 201620144319 U CN201620144319 U CN 201620144319U CN 205448053 U CN205448053 U CN 205448053U
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Abstract
Power adjustable semiconductor dehumidifier device comprises voltage stabilizing circuit, detection circuit, probe, converting circuit, control circuit and semiconductor refrigeration piece, and voltage stabilizing circuit, detection circuit, converting circuit and control circuit install inside the casing of ordinary semiconductor dehumidifier to it connects to pass through the wire with probe, semiconductor refrigeration piece. The utility model discloses use with ordinary semiconductor dehumidifier is supporting, in the use, when the inside temperature rise of equipment by semiconductor dehumidifier cooling dehumidification not too high, when humidity is not too big, ordinary semiconductor dehumidifier will cool down the equipment inside of dehumidification and cooled down and dehumidify, when the inside temperature rise of the equipment of need cooling dehumidification is too high, humidity is too big, probe and interlock circuit effect down, semiconductor refrigeration piece and ordinary semiconductor dehumidifier combined action can dehumidify the inside cooling of the equipment that needs the cooling dehumidification as early as possible, the equipment that prevents causes the damage owing to inside temperature rise is too high, humidity is too big. More than based on, so this novelly has a good application prospect.
Description
Technical field
nullThis utility model relates to cool-down dehumidification facility，Especially a kind of and general semiconductor dehumidifier supports the use，Mu balanced circuit、Detection circuit、Change-over circuit and control circuit are arranged on the enclosure interior of general semiconductor dehumidifier，Probe and semiconductor chilling plate are positioned at the hull outside of general semiconductor dehumidifier，In using，When the highest by the device interior temperature rise of general semiconductor dehumidifier cool-down dehumidification、When humidity is the biggest，General semiconductor dehumidifier is by device interior cool-down dehumidification，When device interior temperature rise is too high、Humidity is excessive，General semiconductor dehumidifier can not effectively by device interior cool-down dehumidification time，Under interlock circuit effect，Semiconductor chilling plate automatic can obtain electric work，Under jointly acting on general semiconductor dehumidifier，Can be as early as possible by device interior cool-down dehumidification，Prevent equipment too high due to internal temperature rise、The semiconductor dehumidifier device of the excessive power adjustable causing damage of humidity.
Background technology
Semiconductor dehumidifier is widely used in electric power cabinet cool-down dehumidification, in utilizing semiconductor dehumidifier, semiconductor chilling plate carries out cool-down dehumidification to the electric power cabinet in work, but existing semiconductor dehumidifier is little due to power, when, humidity the highest in the device interior temperature rise needing cool-down dehumidification is little, still can meet demand, when summer temperature height, high humidity, tending not to meet needs, the equipment that easily causes is owing to internal temperature rise is too high, humidity is excessive and damages.
Utility model content
nullIn order to overcome existing semiconductor dehumidifier little due to power，Can only be the highest in the device interior temperature rise needing cool-down dehumidification、When humidity is little，Could normal cool-down dehumidification，High at summer temperature、During high humidity，Needs can not be met，Easily cause equipment due to internal temperature rise too high、The drawback that humidity is excessive and damages，This utility model provides one and general semiconductor dehumidifier supports the use，Mu balanced circuit、Detection circuit、Change-over circuit and control circuit are arranged on the enclosure interior of general semiconductor dehumidifier，Probe and semiconductor chilling plate are positioned at the hull outside of general semiconductor dehumidifier，In using，When the highest by the device interior temperature rise of general semiconductor dehumidifier cool-down dehumidification、When humidity is the biggest，General semiconductor dehumidifier is by device interior cool-down dehumidification，When device interior temperature rise is too high、Humidity is excessive，General semiconductor dehumidifier can not effectively by device interior cool-down dehumidification time，Under interlock circuit effect，Semiconductor chilling plate automatic can obtain electric work，Under jointly acting on general semiconductor dehumidifier，Can be as early as possible by device interior cool-down dehumidification，Prevent equipment too high due to internal temperature rise、The semiconductor dehumidifier device of the excessive power adjustable causing damage of humidity.
This utility model solves its technical problem and be the technical scheme is that
nullThe semiconductor dehumidifier device of power adjustable，It is characterized in that by mu balanced circuit、Detection circuit、Probe、Change-over circuit、Control circuit and semiconductor chilling plate are constituted，Mu balanced circuit、Detection circuit、Change-over circuit and control circuit are arranged on the enclosure interior of general semiconductor dehumidifier，Probe is arranged on a plastic sheet，Mu balanced circuit power input and 220V alternating current power supply are connected by wire，Mu balanced circuit the first cathode power supply outfan and detection circuit cathode power supply input、Control circuit cathode power supply input is connected by wire，The two ends two signal input parts respectively with detection circuit of popping one's head in are connected by wire，Detection circuit signal output part and change-over circuit signal input part are connected by wire，Change-over circuit signal output part and control circuit signal input part are connected by wire，Mu balanced circuit the second cathode power supply outfan and control circuit positive pole are controlled power input and are connected by wire，Control circuit positive pole controls power output end and semiconductor chilling plate cathode power supply input is connected by wire，Mu balanced circuit negative power supply outfan and detection circuit negative power supply input、Probe negative power supply input、Change-over circuit negative power supply input、Control circuit negative power supply input、Semiconductor chilling plate negative power supply input passes through wired earth.
nullDescribed mu balanced circuit is by mains transformer、Silicon rectifier diode、Electrochemical capacitor、Three ends fix output voltage stabilizer and ceramic disc capacitor composition，Silicon rectifier diode has four，Ceramic disc capacitor has two，It is 7809 that three ends fix output voltage stabilizer model，Mains transformer secondary windings wherein one end and first silicon rectifier diode negative pole、Second silicon rectifier diode positive pole is connected by wire，The mains transformer secondary windings other end and the 3rd silicon rectifier diode negative pole、4th silicon rectifier diode positive pole is connected by wire，Second silicon rectifier diode negative pole and the 4th silicon rectifier diode negative pole、Electrochemical capacitor positive pole、First ceramic disc capacitor one end、Three ends are fixed 1 foot of output voltage stabilizer and are connected by wire，First silicon rectifier diode positive pole and the 3rd silicon rectifier diode positive pole、Electrochemical capacitor negative pole、First ceramic disc capacitor other end、Three ends fix 2 feet of output voltage stabilizer、Wired earth is passed through in second ceramic disc capacitor one end，Three ends fix 3 feet of output voltage stabilizer and second ceramic disc capacitor other end is connected by wire.
Described detection circuit is by resistance, adjustable resistance, ceramic disc capacitor and time-base integrated circuit composition, reset terminal 4 foot of adjustable resistance one end and time-base integrated circuit is connected by wire with cathode power supply input 8 foot, discharge end 7 foot of the adjustable resistance other end and time-base integrated circuit, resistance one end is connected by wire, triggering end 2 foot of time-base integrated circuit is connected by wire with threshold values end 6 foot and the resistance other end, control end 5 foot and ceramic disc capacitor one end of time-base integrated circuit are connected by wire, negative power supply input 1 foot and the ceramic disc capacitor other end of time-base integrated circuit pass through wired earth.
The time-base integrated circuit model of described detection circuit is NE555.
Described probe is a macromolecule humidity humidity-sensitive capacitor, and model is HS1101LF, applies when moisture measurement, and electric capacitance change is between 163pF to 202pF.
Described change-over circuit is by adjustable resistance, germanium detector diode and ceramic disc capacitor composition, germanium detector diode has two, ceramic disc capacitor has three, first ceramic disc capacitor one end and second ceramic disc capacitor one end are connected by wire, first ceramic disc capacitor other end and first germanium detector diode positive pole, second germanium detector diode negative pole is connected by wire, first germanium detector diode negative pole and the 3rd ceramic disc capacitor one end, adjustable resistance one end is connected by wire, second ceramics other end and the 3rd the ceramic disc capacitor other end, second germanium detector diode negative pole passes through wired earth.
Described control circuit is made up of NPN audion, PNP triode and relay, NPN transistor collector and PNP triode base stage are connected by wire, PNP triode colelctor electrode and relay cathode power supply input are connected by wire, and NPN transistor emitter and relay negative power supply input pass through wired earth.
Described semiconductor chilling plate running voltage is direct current 12V, and model is TECL-12703, and power is 27W.
This utility model and general semiconductor dehumidifier support the use.Providing the benefit that: in use, when, humidity the highest by the device interior temperature rise of semiconductor dehumidifier cool-down dehumidification is the biggest, general semiconductor dehumidifier is by device interior cool-down dehumidification；When the device interior temperature rise needing cool-down dehumidification is too high, humidity is excessive, general semiconductor dehumidifier can not be effectively by device interior cool-down dehumidification, when the capacitance of probe become greater to a certain degree, detection circuit signal output part can export continuous print square wave, the converted circuit function of square wave, enter control circuit from change-over circuit outfan output high level signal, make control circuit obtain electric work；After control circuit obtains electric work, semiconductor chilling plate obtains electric work, under jointly acting on general semiconductor dehumidifier, can will need the device interior cool-down dehumidification of cool-down dehumidification as early as possible, prevent equipment owing to internal temperature rise is too high, humidity is excessive and causes damage.More than based on, so this novel application prospect having had.
Accompanying drawing explanation
With embodiment, this utility model is described further below in conjunction with the accompanying drawings.
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model circuit diagram.
Detailed description of the invention
nullShown in Fig. 1，The semiconductor dehumidifier device of power adjustable，By mu balanced circuit 1、Detection circuit 2、Probe 3、Change-over circuit 4、Control circuit 5 and semiconductor chilling plate 6 are constituted，Mu balanced circuit 1、Detection circuit 2、The housing 7 that change-over circuit 4 and control circuit 5 are arranged on general semiconductor dehumidifier is internal，Probe 3 is arranged on a plastic sheet，Mu balanced circuit 1 power input and 220V alternating current power supply are connected by wire，Mu balanced circuit 1 first cathode power supply outfan and detection circuit 2 cathode power supply input、Control circuit 5 cathode power supply input is connected by wire，3 two ends, two signal input parts respectively with detection circuit 2 of popping one's head in are connected by wire，Detection circuit 2 signal output part and change-over circuit 4 signal input part are connected by wire，Change-over circuit 4 signal output part and control circuit 5 signal input part are connected by wire，Mu balanced circuit 1 second cathode power supply outfan and control circuit 5 positive pole are controlled power input and are connected by wire，Control circuit 5 positive pole controls power output end and semiconductor chilling plate 6 cathode power supply input is connected by wire，Mu balanced circuit 1 negative power supply outfan and detection circuit 2 negative power supply input、Pop one's head in 3 negative power supply inputs、Change-over circuit 4 negative power supply input、Control circuit 5 negative power supply input、Semiconductor chilling plate 6 negative power supply input passes through wired earth.In mu balanced circuit 1: when after 220V alternating current power supply input stabilizing circuit 1 power input, first cathode power supply outfan of mu balanced circuit 1 can export stable 9V DC source to detection circuit 2 cathode power supply input, control circuit 5 cathode power supply input, then, detection circuit 2 and control circuit 5 electric must be in holding state.In detection circuit 2 and probe 3: when, humidity the highest by the device interior temperature rise of semiconductor dehumidifier cool-down dehumidification is the biggest, general semiconductor dehumidifier can be by device interior cool-down dehumidification；When summer is owing to ambient temperature is high, high humidity, the device interior temperature needing cool-down dehumidification increases, and humidity becomes big, general semiconductor dehumidifier can not effective temperature-reducing dehumidifying time, under probe 3 effect jointly, detection circuit 2 can export continuous print square wave and enter change-over circuit 4.Change-over circuit 4, in control circuit 5 and semiconductor chilling plate 6: after the Continuous Rectangular ripple inputted through detection circuit 2 enters change-over circuit 4, under change-over circuit 4 internal circuit effect, change-over circuit 4 outfan can export high level signal and enter control circuit 5, when high level signal voltage reaches certain value, control circuit 5 can make semiconductor chilling plate 6 obtain electric work, after semiconductor chilling plate 6 obtains electric work, under jointly acting on general semiconductor dehumidifier, can will need the device interior cool-down dehumidification of cool-down dehumidification as early as possible, prevent equipment too high due to internal temperature rise, humidity is excessive and causes damage.
nullShown in Fig. 2，By mains transformer T，Silicon rectifier diode VD1、VD2、VD3、VD4，Electrochemical capacitor C1，Three ends fix output voltage stabilizer A1 and ceramic disc capacitor C2、C3 forms mu balanced circuit，Silicon rectifier diode has four，Ceramic disc capacitor has two，It is 7809 that three ends fix output voltage stabilizer A1 model，Mains transformer T secondary windings wherein one end and first silicon rectifier diode VD1 negative pole、Second silicon rectifier diode VD2 positive pole is connected by wire，The mains transformer T secondary windings other end and the 3rd silicon rectifier diode VD3 negative pole、4th silicon rectifier diode VD4 positive pole is connected by wire，Second silicon rectifier diode VD2 negative pole and the 4th silicon rectifier diode VD4 negative pole、Electrochemical capacitor C1 positive pole、First ceramic disc capacitor C2 one end、Three ends are fixed 1 foot of output voltage stabilizer A1 and are connected by wire，First silicon rectifier diode VD1 positive pole and the 3rd silicon rectifier diode VD3 positive pole、Electrochemical capacitor C1 negative pole、First ceramic disc capacitor C2 other end、Three ends fix 2 feet of output voltage stabilizer A1、Wired earth is passed through in second ceramic disc capacitor C3 one end，Three ends fix 3 feet of output voltage stabilizer A1 and second ceramic disc capacitor C3 other end is connected by wire.By resistance R, adjustable resistance RP1, ceramic disc capacitor C8 and time-base integrated circuit A2 forms detection circuit, reset terminal 4 foot of adjustable resistance RP1 one end and time-base integrated circuit A2 is connected by wire with cathode power supply input 8 foot, discharge end 7 foot of the adjustable resistance RP1 other end and time-base integrated circuit A2, resistance R one end is connected by wire, triggering end 2 foot of time-base integrated circuit A2 is connected by wire with threshold values end 6 foot and the resistance R other end, control end 5 foot and ceramic disc capacitor C8 one end of time-base integrated circuit A2 are connected by wire, negative power supply input 1 foot and the ceramic disc capacitor C8 other end of time-base integrated circuit A2 pass through wired earth.The time-base integrated circuit A2 model of detection circuit is NE555.Probe C4 is a macromolecule humidity humidity-sensitive capacitor, and model is HS1101LF, applies when moisture measurement, and electric capacitance change is between 163pF to 202pF.By adjustable resistance RP2, germanium detector diode VD5, VD6 and ceramic disc capacitor C5, C6, C7 forms change-over circuit, germanium detector diode has two, ceramic disc capacitor has three, first ceramic disc capacitor C5 one end and second ceramic disc capacitor C6 one end are connected by wire, first ceramic disc capacitor C5 other end and first germanium detector diode VD5 positive pole, second germanium detector diode VD6 negative pole is connected by wire, first germanium detector diode VD5 negative pole and the 3rd ceramic disc capacitor C7 one end, adjustable resistance RP2 one end is connected by wire, second ceramics C6 other end and the 3rd the ceramic disc capacitor C7 other end, second germanium detector diode VD6 negative pole passes through wired earth.By NPN audion VT1, PNP triode VT2 and relay K composition control circuit, NPN audion VT1 colelctor electrode and PNP triode VT2 base stage are connected by wire, PNP triode VT2 colelctor electrode and relay K cathode power supply input are connected by wire, and NPN audion VT1 emitter stage and relay K negative power supply input pass through wired earth.Semiconductor chilling plate ZL running voltage is direct current 12V, and model is TECL-12703, and power is 27W.nullMu balanced circuit power input mains transformer T armature winding two ends and 220V alternating current power supply are connected by wire，Mu balanced circuit the first cathode power supply outfan three end fixes 3 feet and detection circuit cathode power supply input adjustable resistance RP1 one end of output voltage stabilizer A1、Control circuit cathode power supply input PNP triode VT2 emitter stage is connected by wire，Probe C4 two ends respectively with two signal input part resistance R other ends of detection circuit、1 foot of time-base integrated circuit A2 is connected by wire，3 feet and change-over circuit signal input part ceramic disc capacitor C5 one end of detection circuit signal output part time-base integrated circuit A2 are connected by wire，The change-over circuit signal output part adjustable resistance RP2 other end and control circuit signal input part NPN audion VT1 base stage are connected by wire，Mu balanced circuit the second cathode power supply outfan electrochemical capacitor C1 positive pole and control circuit positive pole are controlled power input relay K one normally opened contact end and are connected by wire，Control circuit positive pole controls another normally opened contact end of power output end relay K and semiconductor chilling plate ZL cathode power supply input is connected by wire，Mu balanced circuit negative power supply outfan three end fixes 2 feet and 1 foot of detection circuit negative power supply input time-base integrated circuit A2 of output voltage stabilizer A1、Probe C4 negative power supply input、The change-over circuit negative power supply input ceramic disc capacitor C6 other end、Control circuit negative power supply input NPN audion VT1 emitter stage、Semiconductor chilling plate ZL negative power supply input passes through wired earth.
Fig. 2, in mu balanced circuit: after 220V alternating current power supply inputs, 220V alternating current power supply drops to 12V alternating current power supply in the effect of mains transformer T, is converted to DC source through silicon rectifier diode VD1, VD2, VD3, VD4 rectification, electrochemical capacitor C1 filtering；Enter control circuit positive pole from the 12V DC source of electrochemical capacitor C1 output and control power input relay K one normally opened contact end；From the filtered DC source of electrochemical capacitor C1, enter after three ends fix output voltage stabilizer A1 and peripheral cell ceramic disc capacitor C2, C3, the 3rd foot fixing output voltage stabilizer A1 from three ends exports stable 9V DC source, the effect of ceramic disc capacitor C2 is the ripple characteristics improving power supply, the effect of ceramic disc capacitor C3 is the transient response improving load, 9V DC source enters subsequent probe circuit anode power input, control circuit cathode power supply input, then, detection circuit, control circuit obtain and electric are in holding state.Detection circuit and probe in: detection circuit obtain electric after, by adjustable resistance RP1, resistance R, ceramic disc capacitor C8, time base circuit A2 and the self-excited multivibrator work of probe C4 composition, then, the 3 foot output continuous print square waves of time-base integrated circuit A2 are to change-over circuit, in actually used, when the device interior humidity needing cool-down dehumidification is the biggest, it is bigger that the capacitance of probe C4 can become, so, self-excited multivibrator cycle of oscillation can be the biggest, frequency of oscillation is the lowest, output square wave dutycycle also will increase, so, the filtered high value of converted circuit rectifies also will uprise.In change-over circuit: time base become the Continuous Rectangular ripple of 3 feet outputs of circuit A2 to enter after change-over circuit, this square wave is converted to high level after ceramic disc capacitor C5 coupling, germanium detector diode VD5 rectification and ceramic disc capacitor C7 filtering, and enters control circuit through adjustable resistance RP2；In actually used, the high level voltage value height through adjustable resistance RP2 output can be controlled by regulation adjustable resistance RP2 resistance, that is can make just to reach the NPN audion VT1 starting voltage of control circuit through the high level voltage signal of adjustable resistance RP2 output when the device interior humidity needing cool-down dehumidification reaches certain value.nullIn control circuit and semiconductor chilling plate ZL: when the high level signal inputted through adjustable resistance RP2 enters NPN audion VT1 base stage，And high level voltage signal is when reaching NPN audion VT1 starting voltage，NPN audion VT1 colelctor electrode output low level can enter PNP triode VT2 base stage，Through the power amplification of PNP triode VT2、Paraphase enters relay K cathode power supply input，Then，Relay K obtains two normally opened contact end of electric adhesive Guan Bi，Due to，Mu balanced circuit electrochemical capacitor C1 positive pole and relay K one normally opened contact end are connected by wire，Another normally opened contact end of relay K and semiconductor chilling plate ZL cathode power supply input are connected by wire，Three ends of mu balanced circuit fix 2 feet of output voltage stabilizer A1 and semiconductor chilling plate ZL negative power supply input is connected by wire，So，Now，Semiconductor chilling plate ZL can obtain electric work，Under jointly acting on general semiconductor dehumidifier，Can will need the device interior cool-down dehumidification of cool-down dehumidification as early as possible，Prevent from needing cool-down dehumidification equipment too high due to internal temperature rise、Humidity is excessive and causes damage.In use: when, humidity the highest by the device interior temperature rise of semiconductor dehumidifier cool-down dehumidification is the biggest, general semiconductor dehumidifier can be by device interior cool-down dehumidification；nullHigh due to ambient temperature when summer、High humidity，The device interior temperature needing cool-down dehumidification increases，Humidity becomes big，General semiconductor dehumidifier can not effective temperature-reducing dehumidifying，When the high level of change-over circuit output reaches control circuit NPN audion VT1 starting voltage，Semiconductor chilling plate ZL obtains electric work，Jointly act on when needing the device interior cool-down dehumidification of cool-down dehumidification to certain value with general semiconductor dehumidifier，Due to，Cool-down dehumidification device interior temperature rise and humidity is needed to diminish，The square wave dutycycle of the outfan output of detection circuit reduces，Converted circuit rectifies filtered high level voltage value reduces，Do not reach the starting voltage of control circuit NPN audion VT1，So，The colelctor electrode of control circuit NPN audion VT1 will stop output low level，Relay K also will dead electricity quit work，Due to，Relay K dead electricity quits work，So，Semiconductor chilling plate ZL also would not again electric work.
Fig. 2, in mu balanced circuit: T-shaped number of mains transformer is 220V/12V/3W, silicon rectifier diode VD1, VD2, VD3, VD4 model is 1N4001, and electrochemical capacitor C1 model is 470UF/25V, and ceramic disc capacitor C2 specification is 0.33UF, and ceramic disc capacitor C3 specification is 0.1UF.In detection circuit: resistance R resistance is 5.1K, adjustable resistance RP1 model is 100K, and ceramic disc capacitor C8 specification is 0.01UF.In change-over circuit: adjustable resistance RP2 specification is 1K, germanium detector diode VD5, VD6 model is 2AP9, and ceramic disc capacitor C5 specification is 0.01UF, and ceramic disc capacitor C6 specification is 5.6P, and ceramic disc capacitor C7 specification is 0.1UF.In control circuit: NPN audion VT1 model is 9013, and PNP triode VT2 model is 9012, and relay K model is JRC/21F/YG4100/DC9V.
Claims (8)
- null1. the semiconductor dehumidifier device of power adjustable，It is characterized in that by mu balanced circuit、Detection circuit、Probe、Change-over circuit、Control circuit and semiconductor chilling plate are constituted，Mu balanced circuit、Detection circuit、Change-over circuit and control circuit are arranged on the enclosure interior of general semiconductor dehumidifier，Probe is arranged on a plastic sheet，Mu balanced circuit power input and 220V alternating current power supply are connected by wire，Mu balanced circuit the first cathode power supply outfan and detection circuit cathode power supply input、Control circuit cathode power supply input is connected by wire，The two ends two signal input parts respectively with detection circuit of popping one's head in are connected by wire，Detection circuit signal output part and change-over circuit signal input part are connected by wire，Change-over circuit signal output part and control circuit signal input part are connected by wire，Mu balanced circuit the second cathode power supply outfan and control circuit positive pole are controlled power input and are connected by wire，Control circuit positive pole controls power output end and semiconductor chilling plate cathode power supply input is connected by wire，Mu balanced circuit negative power supply outfan and detection circuit negative power supply input、Probe negative power supply input、Change-over circuit negative power supply input、Control circuit negative power supply input、Semiconductor chilling plate negative power supply input passes through wired earth.
- nullThe semiconductor dehumidifier device of power adjustable the most according to claim 1，It is characterized in that mu balanced circuit is by mains transformer、Silicon rectifier diode、Electrochemical capacitor、Three ends fix output voltage stabilizer and ceramic disc capacitor composition，Silicon rectifier diode has four，Ceramic disc capacitor has two，It is 7809 that three ends fix output voltage stabilizer model，Mains transformer secondary windings wherein one end and first silicon rectifier diode negative pole、Second silicon rectifier diode positive pole is connected by wire，The mains transformer secondary windings other end and the 3rd silicon rectifier diode negative pole、4th silicon rectifier diode positive pole is connected by wire，Second silicon rectifier diode negative pole and the 4th silicon rectifier diode negative pole、Electrochemical capacitor positive pole、First ceramic disc capacitor one end、Three ends are fixed 1 foot of output voltage stabilizer and are connected by wire，First silicon rectifier diode positive pole and the 3rd silicon rectifier diode positive pole、Electrochemical capacitor negative pole、First ceramic disc capacitor other end、Three ends fix 2 feet of output voltage stabilizer、Wired earth is passed through in second ceramic disc capacitor one end，Three ends fix 3 feet of output voltage stabilizer and second ceramic disc capacitor other end is connected by wire.
- The semiconductor dehumidifier device of power adjustable the most according to claim 1, it is characterized in that detection circuit is by resistance, adjustable resistance, ceramic disc capacitor and time-base integrated circuit composition, reset terminal 4 foot of adjustable resistance one end and time-base integrated circuit is connected by wire with cathode power supply input 8 foot, discharge end 7 foot of the adjustable resistance other end and time-base integrated circuit, resistance one end is connected by wire, triggering end 2 foot of time-base integrated circuit is connected by wire with threshold values end 6 foot and the resistance other end, control end 5 foot and ceramic disc capacitor one end of time-base integrated circuit are connected by wire, negative power supply input 1 foot and the ceramic disc capacitor other end of time-base integrated circuit pass through wired earth.
- The semiconductor dehumidifier device of power adjustable the most according to claim 3, it is characterised in that the time-base integrated circuit model of detection circuit is NE555.
- The semiconductor dehumidifier device of power adjustable the most according to claim 1, it is characterised in that probe is a macromolecule humidity humidity-sensitive capacitor, and model is HS1101LF, applies when moisture measurement, and electric capacitance change is between 163pF to 202pF.
- The semiconductor dehumidifier device of power adjustable the most according to claim 1, it is characterized in that change-over circuit is by adjustable resistance, germanium detector diode and ceramic disc capacitor composition, germanium detector diode has two, ceramic disc capacitor has three, first ceramic disc capacitor one end and second ceramic disc capacitor one end are connected by wire, first ceramic disc capacitor other end and first germanium detector diode positive pole, second germanium detector diode negative pole is connected by wire, first germanium detector diode negative pole and the 3rd ceramic disc capacitor one end, adjustable resistance one end is connected by wire, second ceramics other end and the 3rd the ceramic disc capacitor other end, second germanium detector diode negative pole passes through wired earth.
- The semiconductor dehumidifier device of power adjustable the most according to claim 1, it is characterized in that control circuit is made up of NPN audion, PNP triode and relay, NPN transistor collector and PNP triode base stage are connected by wire, PNP triode colelctor electrode and relay cathode power supply input are connected by wire, and NPN transistor emitter and relay negative power supply input pass through wired earth.
- The semiconductor dehumidifier device of power adjustable the most according to claim 1, it is characterised in that semiconductor chilling plate running voltage is direct current 12V, model is TECL-12703, and power is 27W.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620144319.6U CN205448053U (en) | 2016-02-26 | 2016-02-26 | Power adjustable semiconductor dehumidifier device |
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| CN201620144319.6U CN205448053U (en) | 2016-02-26 | 2016-02-26 | Power adjustable semiconductor dehumidifier device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106665272A (en) * | 2017-01-20 | 2017-05-17 | 湘潭大学 | Full-automatic artesian water irrigation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106665272A (en) * | 2017-01-20 | 2017-05-17 | 湘潭大学 | Full-automatic artesian water irrigation device |
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