CN204120017U - A kind of semiconductor refrigerating thermostatic heating system and fish jar thereof - Google Patents
A kind of semiconductor refrigerating thermostatic heating system and fish jar thereof Download PDFInfo
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- CN204120017U CN204120017U CN201420357428.7U CN201420357428U CN204120017U CN 204120017 U CN204120017 U CN 204120017U CN 201420357428 U CN201420357428 U CN 201420357428U CN 204120017 U CN204120017 U CN 204120017U
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Abstract
A kind of semiconductor refrigerating thermostatic heating system, it comprises: a thermostat, and described thermostat comprises: a heating plate, and described heating plate is a PTC heating plate; One heat exchanger, described heat exchanger is fixed on described heating plate top; One heat transfer block, described heat transfer block is fixed on described heat exchanger top; One cooling and warming handover module, the huyashi-chuuka (cold chinese-style noodles) of described cooling and warming handover module is connected to described heat transfer block; One radiator, described radiator is fixed on the hot side of described cooling and warming handover module; One for obtaining described thermostat data message and the controller controlled it.The utility model profile is clean and tidy, and compact conformation, realizes constant temperature, display, temperature measurement integrated, water power is separated completely, security performance is good, environmental protection, and temperature control is more accurate, has semiconductor PTC heater, can meet customer requirement better.There is multiple protection functions, prevent overheating problem.
Description
Technical field
The utility model relates to constant temperature system field, particularly relates to a kind of semiconductor refrigerating heating with compensating heating device.
Background technology
Along with the raising of people's living standard, increasing family has built up fish jar in own home, feeds various beautiful fish, especially based on the ornamental fish in the torrid zone.And the requirement of different fish to coolant-temperature gage is different, fish easy infection in the fish jar of improper temperature, is even difficult to existence.High especially to the requirement of fluid temperature for the ornamental fish in this torrid zone.Therefore, certain accurate thermostat must be passed through, Serial regulation fluid temperature.At present, traditional mode adopts electrically heated rod (or the heating of similar heating bar type) directly to carry out temperature adjustment to the water in fish jar, and because heating mode is out a temperature controlling mode of stopping, fluid temperature fluctuation is comparatively large, has harmful effect to the growth of fish.And the safety of this mode of heating is poor, easily there is electric leakage accident.When electric control loop goes out therefore be evident, easily there is abnormal overtemperature, threaten the existence of fish, even occur Boiled fish accident.
Utility model content
The technical problems to be solved in the utility model is the deficiency overcoming the existence of above-mentioned prior art, and proposes a kind of semiconductor refrigerating thermostatic heating system, and it can ensure that constant temperature system is in the constant temperature angle value of a setting all the time.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of semiconductor refrigerating thermostatic heating system, it comprises:
One thermostat, described thermostat comprises: a heating plate, and described heating plate is a PTC heating plate; One heat exchanger, described heat exchanger is fixed on above described heating plate; One heat transfer block, described heat transfer block is fixed on above described heat exchanger; One cooling and warming handover module, the huyashi-chuuka (cold chinese-style noodles) of described cooling and warming handover module is connected to described heat transfer block; One radiator, described radiator is fixed on the hot side of described cooling and warming handover module; One radiator fan, described radiator top is located at by described radiator fan;
One for obtaining described thermostat data message and the controller controlled it, described controller comprises: a switch power module, described switch power module comprises an input filter rectification circuit, input filter rectification circuit is electrically connected with power switch pipe, and power switch pipe is electrically connected with a high frequency transformer; Input filter rectification circuit, power switch pipe, high frequency transformer three are electrically connected with PWM adjusting control circuit; One voltage feedback circuit and a high/low temperature protection circuit are connected to PWM adjusting control circuit simultaneously, and a temperature protection module is electrically connected with high/low temperature protection circuit; High frequency transformer vice-side winding is electrically connected with output filter circuit, and output filter circuit is electrically connected with a throw over relay, and the output of described direct current reversing relay is connected to a cooling and warming handover module; Described voltage feedback circuit is electrically connected with output filter circuit output and a PWM filtering circuit simultaneously; One MCU control module is electrically connected on a commutation control circuit and a PWM filtering circuit of the pin of described MCU control module, and the output of described commutation control circuit is connected to described direct current reversing relay; The output of described PWM filtering circuit is connected to described voltage feedback circuit; MCU control module is electrically connected on and compensates computer heating control relay, compensate computer heating control relay to be electrically connected with PTC heating plate, described MCU control module is also connected with a display and control alarm module, and described MCU control module is also connected with one second temperature sensor with one first temperature sensor; The first described temperature sensor is fixed on the water inlet of heat exchanger, the temperature of sensing cycle water, controller is by detecting the difference of setting value and the first temperature sensor, regulate cooling and warming handover module watt level, described controller controls watt level by the output voltage of gauge tap power module, thus controls fluid temperature.
Wherein, the pipeline that can pass into cycle water is provided with in the middle part of described heat exchanger.
Wherein, described cooling and warming handover module is peltier-element.
Wherein, described controller is also connected with one first temperature sensor and one second temperature sensor, further, the first described temperature sensor is installed on the water inlet of described heat exchanger, and the second described temperature sensor is installed on water inlet or the water side of described heat exchanger.
Wherein, described compensation heater circuit adopts relay to control, in relay circuit, and the temperature switch of heat exchanger dry combustion method or abnormal overtemperature prote when having to prevent from compensating heating.
Wherein, also comprise a high/low temperature protection circuit, turn off cooling and warming handover module DC input voitage when abnormal high temperature or low temperature when cooling and warming handover module works.
Wherein, described cooling and warming handover module has one or more, and polylith module can be connected, also can be in parallel.
Wherein, controller is also integrated with water temperature fine setting means for correcting, corrects display and the error of actual temperature, realize accurate display and temperature control by serial or parallel connection resistance (or adjustable resistance) on temperature sensor bleeder circuit.
A kind of fish jar, it comprises the semiconductor refrigerating thermostatic heating system described in above-mentioned any one, and the cycle water in the pipeline of described heat exchanger is communicated with tank body of fish tank by pipeline.
Compared with prior art, the utility model has following beneficial effect, and the utility model structure is simple, cost is low, water power is separated completely, security performance is good, environmental protection, and temperature control is more accurate, there is semiconductor PTC heater, customer requirement can be met better.There is multiple protection functions, prevent overheating problem.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model semiconductor refrigerating thermostatic heating system embodiment one;
Fig. 2 is the end view of the utility model semiconductor refrigerating thermostatic heating system embodiment one;
Fig. 3 is the utility model semiconductor refrigerating thermostatic heating system controller schematic diagram;
Fig. 4 is the compensation computer heating control schematic diagram of the utility model semiconductor refrigerating thermostatic heating system;
Fig. 5 is the high/low temperature protection circuit figure that the semiconductor refrigerating of the utility model semiconductor refrigerating thermostatic heating system heats handover module;
Fig. 6 is that the fluid temperature of the utility model semiconductor refrigerating thermostatic heating system and the voltage power supply at cooling and warming handover module two ends run schematic diagram;
Fig. 7 is the front view of the utility model semiconductor refrigerating thermostatic heating system embodiment two;
Fig. 8 is the end view of the utility model semiconductor refrigerating thermostatic heating system embodiment two.
Embodiment
The exemplary embodiment embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes on different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be use when explain in essence, and be not used to limit the utility model.
Embodiment one:
Accompanying drawings 1 and accompanying drawing 2, it is the structure chart of thermostat, and this thermostat comprises: a heating plate 11; One is fixed on the heat exchanger 12 above heating plate 11; One is fixed on the heat transfer block 13 on heat exchanger 12; The one cooling and warming handover module 14 being connected to heat transfer block 13; One radiator 15 being connected to cooling and warming handover module 14; And a radiator fan 16.
Wherein, heating plate 11 is an electric heating piece, it can be made to generate heat by electric current, thus heating.More specifically, in the present embodiment, this heating plate 11 is PTC heating plate, because the PTC heating plate thermal efficiency is high, and superior performance.
Accompanying drawings 2, wherein heat exchanger 12 is the section bar of an aluminium matter, pipeline 121 is provided with in the middle part of it, directly cycle water can be passed through in this pipeline 121, more specifically, via outside water pump input cycle water, can be heated by the direct heat exchanger 12 of heating plate 11 in the pipeline 121 of this heat exchanger 12, thus the cycle water in pipeline 121 is heated up, to reach required water temperature.Be fixedly installed in heat exchanger 12 top and have a heat transfer block 13, this heat transfer block 13 is the heat transfer block of an aluminium matter more specifically, and it is comparatively light that it has material, the feature that heat transfer rate is fast.Between radiator 15 and heat transfer block 13, be provided with a cooling and warming handover module 14, this cooling and warming handover module 14 can change refrigeration according to the change of voltage or heat watt level.More specifically, this cooling and warming handover module 14 is a peltier-element, and it is by changing sense of current, thus realizes its refrigeration and heat.Wherein, the hot side of this cooling and warming handover module 14 and radiator 15 note is attached connects, the huyashi-chuuka (cold chinese-style noodles) of this cooling and warming handover module 14 and heat transfer block 13 note is attached connects.Wherein, radiator 15 is radiation aluminium or heat-pipe radiator.In order to increase radiating effect, radiator 15 also can install a radiator fan 16 additional, can gas flow rates be improved on the one hand, can thermal conduction rate be increased on the other hand.
Accompanying drawings 3, it is radiator valve 2 circuit control structure figure, one for obtaining described thermostat data message and the controller 2 controlled it, described controller 2 comprises: a switch power module, described switch power module comprises an input filter rectification circuit 201, input filter rectification circuit 201 is electrically connected with power switch pipe 202, and power switch pipe 202 is electrically connected 203 with a high frequency transformer; Input filter rectification circuit 201, power switch pipe 202, high frequency transformer 203 three are electrically connected with PWM adjusting control circuit 206; One voltage feedback circuit 208 and a high/low temperature protection circuit 207 are connected to PWM adjusting control circuit 206, temperature protection module 32 simultaneously and are electrically connected with high/low temperature protection circuit 207; The vice-side winding of high frequency transformer 203 is electrically connected with output filter circuit 204, and output filter circuit 204 is electrically connected with a direct current commutating circuit 205, and the output of described direct current reversing circuit 205 is connected to a cooling and warming handover module 31; Described voltage feedback circuit 208 is electrically connected with output filter circuit 204 output and a PWM filtering circuit 209 simultaneously; One MCU control module 211 is electrically connected on commutation control circuit 210 and a PWM filtering circuit 209 of the pin of described MCU control module, the output of described commutation control circuit 210 is electrically connected on described direct current reversing circuit 205, and the output of described direct current reversing circuit 205 is electrically connected on described cooling and warming handover module 31; The output of described PWM filtering circuit 209 is connected to described voltage feedback circuit 208; MCU control module 211 is electrically connected on heating control circuit 34, and heating control circuit 34 is electrically connected with PTC heating plate 33; Described MCU control module 211 is also connected with a display and control alarm module 37, and described MCU control module 211 is also connected with one second temperature sensor 36 with one first temperature sensor 35; The first described temperature sensor 35 is fixed on the water inlet of heat exchanger, the temperature of sensing cycle water, controller 2 is by detecting the difference of setting value and the first temperature sensor, regulate cooling and warming handover module 14 watt level, described controller 2 controls watt level by the output voltage of gauge tap power module, thus controls fluid temperature; More specifically, the Control of Voltage at fluid temperature and cooling and warming handover module 14 two ends is closed and is: the progression that power adjusts is according to required precision reasonable set, in the power adjusting stage, the absolute value that the absolute value of setting value and the difference of temperature sensor and semiconductor refrigerating heat the voltage of handover module 14 is directly proportional; Within the scope of setting value tolerance, MCU is according to the difference detected, progressively ladder increase and decrease output voltage, freeze or heat the corresponding increase and decrease of power, fluid temperature trend is stable, and difference trend is stable, both pin down mutually, until reach equalization point, the cold (or heat) that now liquid absorbs from constant temperature system is in poised state with both the heats (or cold) absorbed from external environment, and fluid temperature is stabilized within the scope of setting value tolerance.
Accompanying drawings 3, further illustrates the electrical connection schematic diagram of each several part of radiator valve 2 external control by reference to the accompanying drawings.Above-mentioned cooling and warming handover module 31 is electrically connected with direct current reversing circuit 205, and namely the output of this direct current reversing circuit 205 is connected to cooling and warming handover module 31, and this direct current reversing circuit 205 of commutation control control circui; MCU control module controls a heating control circuit 34, and this heating control circuit 34 is electrically connected on heating plate 33, and this MCU control module obtains the temperature data recorded by the first temperature sensor 35 and the second temperature sensor 36 simultaneously.In order to improve the hommization of this thermostatic control system further, what be controlled by MCU control module 210 also has a display and control alarm module 37.
Accompanying drawings 4, it is for compensating computer heating control schematic diagram, and this compensation computer heating control schematic diagram comprises: first interface 41, one end of this first interface 41 is connected to a positive source, its output connects a temperature switch, and this first interface 41 is a socket more specifically, a pluggable temperature switch on it.Another output of this first interface 41 is connected to the negative pole of a diode 42, and the positive pole of this diode 42 is connected to the colelctor electrode of a triode 44.A relay is parallel with this diode 42.The base stage of this triode 44 is connected to MCU control module by a resistance R1 and compensates fire end, is connected with a resistance R2 between above-mentioned resistance R1 and triode 44, and the other end of this resistance R2 directly and the emitter stage common ground of triode 44.Above-mentioned Control one gate-controlled switch 48, what be electrically connected with this gate-controlled switch 48 has the second interface 47 and the 3rd interface 46, and the 4th interface 45, second interface 47 and the 3rd interface 46, and the 4th interface 45, between series connection, be electrically connected with one the 5th interface 49 with gate-controlled switch 48 other end.Wherein, the 3rd interface 46 is connected to PTC resettable fuse, and the second interface 47 is electrically connected on PTC heating plate.Accompanying drawings 5, it is high/low temperature protection circuit 207 physical circuit figure, and this circuit comprises an amplifier 54, and the positive pole of this amplifier 54 is by polar capacitor 51 ground connection, and the positive pole of this polar capacitor 51 is directly electrically connected with amplifier 54 positive pole.Positive source is connected to by a resistance R3 between this polar capacitor 51 and amplifier 54, be electrically connected on one the 6th interface 52 and the 7th interface 53 in addition between polar capacitor 51 and amplifier 54, the end ground connection of the 7th interface 53, and connect between the 6th interface 52 and the 7th interface 53.Wherein, the 6th interface 52 is held with NTC and is connected, and the 7th interface 53 is connected with temperature switch.The output of above-mentioned amplifier 54 is connected to the positive pole of a diode 56, and the negative pole of diode 56 is connected to switch power module PWM adjusting control circuit by a resistance R7.
Below, briefly introduce this and have the cooling and warming constant temperature system of compensating heating device and the operation principle of fish jar thereof, it comprises cooling and warming thermostat 1, controller 2, and with the matching used water pump of constant temperature system (in accompanying drawing and not shown).The thermostat of cooling and warming, comprising: heat exchanger 12, heat transfer block 13, cooling and warming handover module 14, radiator 15 (heat radiating metal section bar or heat pipe, or the radiator of both synthesis) and the radiator fan 16 added on a heat sink.Cooling and warming handover module 14 huyashi-chuuka (cold chinese-style noodles) is close to heat transfer block 13 and is connected, and heat transfer block 13 is close to heat exchanger 12 and is connected.Cooling and warming handover module 14 hot side is close to radiator 15 and is connected, and described heat exchanger 12 opposite face is equipped with the PTC heating plate compensating heating, and the PTC heating plate of described compensation heating is controlled by controller 2.Described controller 2 is by the difference of setting value and temperature sensor, regulate MCU output PWM dutycycle, pwm signal input PWM filtering circuit, after voltage feedback circuit amplifies, input switch power module PWM adjusting control circuit, thus change the voltage at cooling and warming handover module two ends, change the size freezing or heat power, thus control fluid temperature.When water temperature is too low, controller exceeds threshold values by detection water temperature and starts the PTC heating plate compensating heating, compensates heating, makes the temperature that water temperature reaches required fast.Heat exchanger is connected with pump tube, and water pump delivery cycle water carries out heat exchange to metallic recuperator.Controller 2 principle is as accompanying drawing 3.Described controller 2 is provided with the first temperature sensor and the second temperature sensor, and wherein the first temperature sensor is contained in heat exchanger 12 water inlet, and away from heat exchanger, prevents affecting temperature-sensitive by it and forbidden.Controller 2, by the difference of setting value and the first temperature sensor, regulates refrigeration or heats watt level, in the mode of Step wise approximation, ladder increase and decrease, controls refrigeration or heats watt level, thus controlling fluid temperature.More specifically, described controller 2 passes through, the fluid temperature of setting and the voltage at cooling and warming handover module two ends carry out work by the such as curve of accompanying drawing 6 and run, and described setting value is directly proportional to the voltage (absolute value) at semiconductor refrigerating heating two ends to the difference (absolute value) of temperature sensor.Within the scope of setting value ± 1 DEG C (or larger scope), MCU is according to the difference detected, progressively ladder reduces output voltage, freeze or heat power reduction, fluid temperature trend is stable, difference also tends to stable, both pin down mutually, until reach equalization point, now the cold (or heat) that absorbs from constant temperature system of liquid is in poised state with both the heats (or cold) absorbed from external environment, and fluid temperature is stabilized within the scope of setting value ± 1 DEG C (or larger scope).
The second temperature sensor is equipped with in heat exchanger 12 water inlet or water side, and whether monitoring liquid temperature transfinites, when fluid temperature exceeds certain threshold values, and software switching-off compensating heating device or semiconductor output voltage, and sounding and lighting alarm.Described heat exchanger surface posts two temperatures switch, a wherein temperature switch, be attached to metallic recuperator PTC and compensate heating surface, and be serially connected in the relay control circuit of PTC heating plate, when in heat exchanger without circulating fluid, or during abnormal overtemperature, when temperature exceeds certain threshold values, temperature switch disconnects, and stops compensating heating.Another temperature switch is attached to heat exchanger 12 semiconductor refrigerating and heats handover module end face, abnormal high temperature during for sensing semiconductor heating, and be connected in series with a temperature sensor, this temperature sensor is attached to heat exchanger semiconductor refrigerating equally and heats end face, abnormal low temperature during for sensing semiconductor refrigerating.When high temperature exceeds certain threshold values or low temperature exceeds certain threshold values, turn off switch power module direct current on controller and export, stop semiconductor heating or refrigeration.This circuit belongs to hardware to interrupt by force, has abnormal or therefore evident overheat protection function.Duplicate protection, prevents overtemperature.
As preferred technical scheme, described controller 2 is integrated with water temperature display, the water temperature of energy display setting, current water temperature; There is water temperature to set button, required temperature can be set arbitrarily.
As preferred technical scheme, described controller 2 is integrated with water temperature overrun alarm, when water temperature exceeds design temperature threshold values, will send warning.
Described heat exchanger 12 posts anti-dry protection temperature switch, this temperature switch is serially connected in relay control circuit, when in metallic conduit without cycle water, when temperature exceeds certain threshold values, relay disconnect, stop PTC heat.
When original state fluid temperature is lower, controller starts PTC heater, Fast Heating fluid temperature, when reaching design temperature threshold values (lower than set temperature value), stop PTC heating, transfer to and heated handover module to heat by semiconductor refrigerating, Linear Control fluid temperature, when cooling and warming handover module heating power can not stable liquid temperature, controller restarts PTC heater.When fluid temperature value is higher, and when set temperature value is lower, MCU control module is made comparisons by first sensor temperature value and setting value being detected, and starts direct current reversing circuit, controls semiconductor refrigerating and heats handover module refrigeration work.
As preferred technical scheme, controller 2 is also integrated with other function, as ultraviolet-sterilization etc.
As preferred technical scheme, controller 2 is also integrated with water temperature display fine setting calibration function, correct display and the error of actual temperature by passing serial or parallel connection resistance (or adjustable resistance) on device bleeder circuit in temperature, realize accurate display and temperature control.Or finely tune equalization point by software design patterns, realize accurate display and temperature control.
In the present embodiment, describe work and the structure thereof of this semiconductor refrigerating thermostatic heating system in detail, this semiconductor refrigerating thermostatic heating system is usually used in fish jar, wherein, the interior conduit of heat exchanger can pass into cycle water, cycle water through heating or cooling is communicated with the cylinder body of fish jar, carries out the circulation compensatory control of water temperature.
Preferably, cooling and warming handover module has one or more, and polylith module can be connected, also can be in parallel.Polylith semiconductor refrigerating heats handover module huyashi-chuuka (cold chinese-style noodles) and all pastes on heat exchangers, has independent or public heat abstractor.
In another embodiment, PTC heating plate accessible site on heat exchangers, also can be separated with heat exchanger.With the metallic conduit of independent PTC heating plate, PTC heating plate pastes (or embedding) at this heat exchanger outer surface, and this metallic conduit is connected in series with the pipeline of heat exchanger, and circulating fluid, by internal pipeline, has same compensation heating effect.
When original state fluid temperature is lower, controller starts PTC heater, Fast Heating fluid temperature, when reaching design temperature threshold values (lower than set temperature value), stop PTC heating, transfer independent semiconductor refrigerating to and heat handover module to heat, Linear Control fluid temperature, when cooling and warming handover module heating power can not stable liquid temperature, controller restarts PTC heater.
Embodiment two:
Accompanying drawings 7 and accompanying drawing 8, accompanying drawing 7 and accompanying drawing 8 are the structural representation of the second embodiment of the utility model semiconductor refrigerating thermostatic heating system.As seen from the figure, this semiconductor refrigerating thermostatic heating system comprises: one with the heat exchanger 12 of pipeline; One is fixed on the heat transfer block 13 on heat exchanger 12; The one cooling and warming handover module 14 being connected to heat transfer block 13; One radiator 15 being connected to cooling and warming handover module 14; And a radiator fan 16.With one second heat exchanger 120 of above-mentioned heat exchanger 12 end by a pipeline communication, and be installed in the PTC heating plate 110 on the second heat exchanger 120 outer wall.One second heat transfer block 131 is also provided with below described heat exchanger 12, one second cooling and warming handover module 141 is connected with the second heat transfer block 131 underlying surfaces, be connected to below described second cooling and warming handover module and have one second radiator 151, be connected with one second radiator fan 161 with radiator 151 underlying surfaces.Namely in the present embodiment, thermostat is provided with bilateral structure, with heat exchanger for symmetrical upper and lower is respectively equipped with identical structure, and in the end, one end of heat exchanger by another heat exchanger of pipeline communication and PTC heating plate structure.This bilateral structure enables water temperature enter temperature constant state rapidly, and can keep this temperature constant state for a long time, and fluctuation is less, and constant temperature effect is better.
Wherein it should be noted that: the second embodiment of the thermostat structure of this semiconductor refrigerating thermostatic heating system is described above; And the CCU of this second embodiment and peripheral control circuits identical with the first embodiment, for a person skilled in the art, this technical method same apparatus being carried out to identical control is apparent, at this without the need to repeating.
In this embodiment, control owing to have employed multistage PTC heating plate, its control procedure is such: when original state fluid temperature is lower, controller starts the work of PTC heating plate, when fast fluid temperature being heated to design temperature threshold values, turn off PTC heating plate step by step, until stop PTC work; Transfer to and heated handover module to heat by semiconductor refrigerating separately, Linear Control fluid temperature, when cooling and warming handover module heating power can not stable liquid temperature, controller starts the heating of PTC heating plate again step by step.
This semiconductor refrigerating thermostatic heating system can be applicable to thermostat, constant-temperature water bed etc. need to carry out fluid temperature constant control device or equipment in.
The beneficial effect that the utility model has is: compact conformation, realize constant temperature, display, temperature measurement integrated, cost is low, water power is separated completely, security performance is good, environmental protection, temperature control is more accurate, has semiconductor PTC heater, can meet customer requirement better.There is multiple protection functions, prevent overheating problem.
It should be noted that; these are only better possible embodiments of the present utility model; and unrestricted protection domain of the present utility model, all utilization the utility model specifications and the change of the equivalent structure done by accompanying drawing content, be all included in protection domain of the present utility model.
Claims (9)
1. a semiconductor refrigerating thermostatic heating system, is characterized in that, comprising:
One thermostat, described thermostat comprises: a heating plate, and described heating plate is a PTC heating plate; One heat exchanger, described heat exchanger is fixed on above described heating plate; One heat transfer block, described heat transfer block is fixed on above described heat exchanger; One cooling and warming handover module, the huyashi-chuuka (cold chinese-style noodles) of described cooling and warming handover module is connected to described heat transfer block; One radiator, described radiator is fixed on the hot side of described cooling and warming handover module; One radiator fan, described radiator top is located at by described radiator fan;
One for obtaining described thermostat data message and the controller controlled it, described controller comprises: a switch power module, described switch power module comprises an input filter rectification circuit, input filter rectification circuit is electrically connected with power switch pipe, and power switch pipe is electrically connected with a high frequency transformer; Input filter rectification circuit, power switch pipe, high frequency transformer three are electrically connected with PWM adjusting control circuit; One voltage feedback circuit and a high/low temperature protection circuit are connected to PWM adjusting control circuit simultaneously, and a temperature protection module is electrically connected with high/low temperature protection circuit; High frequency transformer vice-side winding is electrically connected with output filter circuit, and output filter circuit is electrically connected with a direct current throw over relay, and the output of described direct current reversing relay is connected to a cooling and warming handover module; Described voltage feedback circuit is electrically connected with output filter circuit output and a PWM filtering circuit simultaneously; One MCU control module is electrically connected on a commutation control circuit and a PWM filtering circuit of the pin of described MCU control module, and the output of described commutation control circuit is connected to described direct current reversing relay; The output of described PWM filtering circuit is connected to described voltage feedback circuit; MCU control module is electrically connected on and compensates computer heating control relay, compensate computer heating control relay to be electrically connected with PTC heating plate, described MCU control module is also connected with a display and control alarm module, and described MCU control module is also connected with one second temperature sensor with one first temperature sensor; The first described temperature sensor is fixed on the water inlet of heat exchanger, the temperature of sensing cycle water.
2. semiconductor refrigerating thermostatic heating system as claimed in claim 1, is characterized in that, be provided with the pipeline that can pass into cycle water in the middle part of described heat exchanger.
3. semiconductor refrigerating thermostatic heating system as claimed in claim 1, it is characterized in that, described cooling and warming handover module is peltier-element.
4. semiconductor refrigerating thermostatic heating system as claimed in claim 1, it is characterized in that, described controller is also connected with one first temperature sensor and one second temperature sensor, and, the first described temperature sensor is installed on the water inlet of described heat exchanger, and the second described temperature sensor is installed on water inlet or the water side of described heat exchanger.
5. semiconductor refrigerating thermostatic heating system as claimed in claim 1, is characterized in that, described compensation heater circuit adopts relay to control, in relay circuit, and the temperature switch of heat exchanger dry combustion method or abnormal overtemperature prote when having to prevent from compensating heating.
6. semiconductor refrigerating thermostatic heating system as claimed in claim 1, is characterized in that, also comprise a high/low temperature protection circuit, turns off cooling and warming handover module DC input voitage when cooling and warming handover module works when abnormal high temperature or low temperature.
7. a kind of semiconductor refrigerating thermostatic heating system as claimed in claim 1, it is characterized in that, described cooling and warming handover module has one or more, and polylith module can be connected, also can be in parallel.
8. a kind of semiconductor refrigerating thermostatic heating system as claimed in claim 1, it is characterized in that, controller is also integrated with water temperature fine setting means for correcting, correct display and the error of actual temperature by serial or parallel connection resistance (or adjustable resistance) on temperature sensor bleeder circuit, realize accurate display and temperature control.
9. a fish jar, is characterized in that, it comprises the semiconductor refrigerating thermostatic heating system as described in claim 1 to 8 any one, and the cycle water in the pipeline of described heat exchanger is communicated with tank body of fish tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420357428.7U CN204120017U (en) | 2014-06-30 | 2014-06-30 | A kind of semiconductor refrigerating thermostatic heating system and fish jar thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420357428.7U CN204120017U (en) | 2014-06-30 | 2014-06-30 | A kind of semiconductor refrigerating thermostatic heating system and fish jar thereof |
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| CN204120017U true CN204120017U (en) | 2015-01-28 |
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| CN201420357428.7U Expired - Fee Related CN204120017U (en) | 2014-06-30 | 2014-06-30 | A kind of semiconductor refrigerating thermostatic heating system and fish jar thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105724309A (en) * | 2016-02-27 | 2016-07-06 | 舒孝周 | Thermostat and aquatic equipment adopting same |
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2014
- 2014-06-30 CN CN201420357428.7U patent/CN204120017U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105724309A (en) * | 2016-02-27 | 2016-07-06 | 舒孝周 | Thermostat and aquatic equipment adopting same |
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Granted publication date: 20150128 |