CN201110975Y - Thermoelectricity liquid cooling control temperature unit - Google Patents
Thermoelectricity liquid cooling control temperature unit Download PDFInfo
- Publication number
- CN201110975Y CN201110975Y CNU2007200989739U CN200720098973U CN201110975Y CN 201110975 Y CN201110975 Y CN 201110975Y CN U2007200989739 U CNU2007200989739 U CN U2007200989739U CN 200720098973 U CN200720098973 U CN 200720098973U CN 201110975 Y CN201110975 Y CN 201110975Y
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- liquid cooling
- cooling temperature
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Abstract
The utility model relates to a thermoelectric liquid cooling temperature control unit, comprising a heat exchange system, a water storage tank, a magnetic pump and a load, forming a sealed liquid circulation system. The thermoelectric liquid cooling temperature control unit is characterized in that the heat exchange system is composed of a cold exchange unit, a thermoelectric cooler, an intensive radiator and a fan, which are arranged sequentially from the center to the two sides; the cold side of the thermoelectric cooler contacts with the cold exchange unit and the hot side of the thermoelectric cooler contacts with the intensive radiator. The cold exchange unit, the thermoelectric cooler and the intensive radiator are positioned and contact with heat through the intensive radiator and the contact interfaces are evenly coated with thermal conductive silicone grease. The cold exchange unit is integrated and is big in thermal capacity, large in heat exchange area and high in efficiency; the thermoelectric liquid cooling temperature control unit can realize precise temperature control between 0 degree and 30 degrees and can precisely control the temperature of a hot load with the power of 300W to be below 30 degrees, with high temperature control precision, large cooling power and high efficiency; therefore the thermoelectric liquid cooling temperature control unit can realize self-adaptive temperature control and is applicable in temperature control on static components and computer real-time monitoring.
Description
Technical field
The utility model belongs to the thermoelectric technical applications, particularly relates to a kind of thermoelectric liquid cooling temperature control unit.
Background technology
At present, thermoelectric refrigerator is used comparatively general, the thermoelectric (al) cooling machine product also is of common occurrence, but concentrate on primary products such as little congealer and water dispenser mostly, thermoelectric temperature control product is few, and there are defectives such as temperature-controlled precision is not high, function singleness, can not satisfy actual needs fully.At present, international, the home market is urgent day by day to high precision, multi-functional thermoelectric temperature control product demand, therefore, carries out technical renovation and product improvement, and then development high-performance, high-quality thermoelectric temperature control product have been extremely urgent.Common thermoelectric temperature control product occurs with temperature control module, temperature control platform form, temperature control method is in temperature switch break-make mode, temperature-controlled precision is poor, and there are defectives such as temperature field skewness, structure limitation be strong, particularly when the refrigeration object be nonplanar structure, temperature control high precision, when temperature evenly distributes, these product defectses leak especially.For this reason; improve the conventional design theory; introduce high-accuracy multifunctional temperature control table and PID temperature control method; adopt liquid circulating cooling structure; multiple warning and defencive function are set, set up high efficiency refrigerating device mode of operation, optimize the cooling system structure; increase temperature control complete machine and computing machine communication function, realize the intelligent functions of data acquisition and communication.Many instrument and equipments and even parts were all very harsh to environment requirement during actual life was produced, such as many photaesthesia chips and CCD working environment harshness, influence and most of need work under 30 ℃ temperature such as impact shock, noise, dust can not be arranged, therefore be badly in need of a kind of friction noiseless, temperature control installs accurately.High-accuracy intelligent thermoelectric liquid cooling temperature control unit advantage is exactly that cooling power is big, efficient is high, refrigeration speed is fast, the friction noiseless.Particularly along with the various high-new instrument and equipment of China is constantly introduced productive life, and important control such as their most of chips and accurate calculating unit all need to work at normal temperatures, cause that for solving these device continuous workings temperature rise just need be to its local addition local air conditioning system or local temperature control, local air conditioning system's weight and volume is all very big, is not easy to realize.
Summary of the invention
The utility model is for solving problems of the prior art; and provide a kind of and volume is little, in light weight, cost is low; cooling power is big, efficient is high, refrigeration speed is fast, intelligent control, computing machine communication and alarm and protection system thermoelectric liquid cooling temperature control unit.
The utility model for solving the technical scheme that technical matters adopted that exists in the known technology is:
Thermoelectric liquid cooling temperature control unit, comprise that heat-exchange system, retaining water tank, magnetic drive pump and load constitute the sealing fluid circulation system of whole unit, be characterized in: described heat-exchange system is followed successively by from the center to both sides changes cold unit, thermoelectric refrigerator, highly dense heating radiator, fan, cold unit is changed in described thermoelectric refrigerator huyashi-chuuka (cold chinese-style noodles) contact, described thermoelectric refrigerator hot side contacts highly dense heating radiator, to change cold unit, thermoelectric refrigerator, highly dense heating radiator location and thermo-contact by the highly dense heating radiator in both sides, its each surface of contact is evenly smeared heat-conducting silicone grease.
The utility model can also adopt following technical measures to realize:
Thermoelectric liquid cooling temperature control unit, be characterized in: described to change cold unit be the integrated three row's heat exchange fins of two relatively-stationary aluminium alloys, described fin surface is provided with the heat conduction platform, be provided with clamp flange around changing cold unit, with two water nozzles, be provided with rubber seal between described two three row's heat exchange fins, by fastening bolt described clamp flange clamped mutually, one of described two water nozzle be that water inlet tap, one are faucet.
Thermoelectric liquid cooling temperature control unit; be characterized in: described thermoelectric liquid cooling temperature control unit is provided with a upper, middle and lower-ranking shell; there are poly-tetrafluoro retaining water tank and temperature control table in described upper strata; be provided with the liquid level float in the retaining water tank; there are magnetic drive pump, element circuit and acousto-optic alarm and protection circuit in described middle level, and there are heat exchange series unify draining, water inlet in described lower floor.
Thermoelectric liquid cooling temperature control unit is characterized in: described cover top portion is provided with a tank lid; A 220VAC power supply temperature control table is fixed on upper strata, described shell front, there is the com port that is connected with host computer in middle level, shell front, owes the water alarm lamp, crosses water alarm lamp, refrigeration switch and power switch, and there are water inlet, freeing port and water delivering orifice in shell front lower floor; Both sides, described shell front have handle and fan guard respectively.
Thermoelectric liquid cooling temperature control unit is characterized in: described shell middle level element circuit is that the 220VAC power supply is temperature control table, Switching Power Supply and by the heating installation power supply of solid-state relay control, and thermocouple places heat-exchange system to change faucet place, cold unit; Described shell middle level sound and light alarm holding circuit is for being controlled the water level of described liquid level float by electromagnetic relay.
Thermoelectric liquid cooling temperature control unit is characterized in: evenly be filled with polyurethane foam around the described heat-exchange system.
Thermoelectric liquid cooling temperature control unit is characterized in: described fan is a high speed ball aerofoil fan.
Thermoelectric liquid cooling temperature control unit is characterized in: described temperature control table is the automatic temperature-controlled table of PID.
Advantage and the good effect that the utlity model has are: because it is integrated to change cold unit; it is big to have thermal capacity; characteristics such as the big efficient height of heat interchanging area; introduce high-accuracy multifunctional temperature control table and PID temperature control method simultaneously, adopt liquid circulating cooling structure, multiple warning and defencive function are set; set up high efficiency refrigerating device mode of operation; improve freezing capacity, set up and the computing machine communication interface, realize the intelligent functions of data acquisition and communication.High-accuracy intelligent thermoelectric liquid cooling temperature control unit has warm precision height, cooling power is big, efficient is high, can realize advantages such as self-adaptation temperature control and real-time monitoring of computer.0 ℃~30 ℃ temperature control with a wide range of precise can be realized in this unit, can realize the accurate temperature controlling below 30 ℃ to the heat load of 300W, the temperature-controlled precision height, cooling power is big, efficient is high, can realize the self-adaptation temperature control, is suitable for static component temperature control and real-time monitoring of computer.
Description of drawings
Fig. 1 is the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control unit profile synoptic diagram;
Fig. 2 is the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control unit liquid circulation member connection diagram;
Fig. 3 changes cold unit partial cutaway front view for the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control unit heat-exchange system;
Fig. 4 changes cold unit partial cutaway vertical view for the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control unit heat-exchange system;
Fig. 5 is the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control element circuit connection diagram;
Fig. 6 is the utility model high-accuracy intelligent thermoelectric liquid cooling temperature control unit sound and light alarm, holding circuit synoptic diagram.
Label among the figure is respectively: 1 is tank lid, and 2 is shell, and 3 is the temperature control table, 4 is handle, and 5 is com port, and 6 for owing the water alarm lamp, 7 was the water alarm lamp, and 8 is fan guard, and 9 is freeing port, 10 is water delivering orifice, and 11 is water inlet, and 12 are the refrigeration switch, 13 is power switch, and 14 is magnetic drive pump, and 15 are the retaining water tank, 16 are load, and 17 is thermocouple, and 18 is thermoelectric refrigerator, 19 is highly dense heating radiator, and 20 is fan, and 21 are the heat conduction platform, 22 is fin, and 23 is fastening bolt, and 24 is O-ring seal, 25 is faucet, and 26 is clamp flange, and 27 is water inlet tap, 28 is Switching Power Supply, and 29 is well heater, and 30 is solid-state relay, 31 is the liquid level float, 32 for owing the water alarm speaker, and 33 was the water alarm speaker, and 34 is electromagnetic relay.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, enumerate following examples now, and conjunction with figs. is described in detail as follows:
Please refer to Fig. 1-Fig. 6: select Switching Power Supply operating voltage 24V for use, working current 12.4A, 4 strings 4 and the series-parallel connection mode 16 TEC1-12706 type thermoelectric refrigerator 18 huyashi-chuuka (cold chinese-style noodles) with change cold unit and closely contact, realization is changed cold, change the structure of cold unit for inboard even three row's straight burr fin outside heat conduction platforms 21, increase cold-exchange thermal capacity, there is fin the inboard, increased heat exchange area greatly, heat exchange efficiency significantly improves.Changing to be provided with around the cold unit between 26, one water inlet taps of clamp flange 27,25, two three rows of a faucet heat exchange fin 22 has rubber seal 24, guarantees to change cold unit excellent sealing.By fastening bolt 23 clamp flange 26 is clamped mutually.Whole heat-exchange system is followed successively by from the center to both sides changes cold unit, thermoelectric refrigerator 18, highly dense heating radiator 19, fan 20, by being clamped, the highly dense heating radiator 19 in both sides realizes good location and thermo-contact between the three, each surface of contact is all evenly smeared heat-conducting silicone grease, guarantees good heat conductive.Process a shell 2 that has upper, middle and lower-ranking; there are poly-tetrafluoro retaining water tank 15 and temperature control table 3 in shell 2 upper stratas; there are magnetic drive pump 14, element circuit and acousto-optic alarm and protection circuit in shell 2 middle levels; there are heat exchange series unify water inlet 11, water delivering orifice 10 and freeing port 9 in shell 2 lower floors; subregion is located respectively, mutually noninterfere.A tank lid 1 is arranged at shell 2 tops; There is a 220VAC power supply temperature control table 3 on upper strata, shell 2 front, the com port 5 that is connected with computing machine is arranged in the middle of shell 2 fronts, owe water alarm lamp 6, mistake water alarm lamp 7, refrigeration switch 12 and power switch 13, and shell 2 both sides also have handle 4 and fan guard 8 respectively.For guaranteeing that the heat-exchange system insulation capacity utilizes polyurethane foam evenly to fill, and has also strengthened the structure physical strength simultaneously.Heat-exchange system, magnetic drive pump 14, load 16, retaining water tank 15 constitute the enclosed liquid circulation system, and magnetic drive pump 14 provides liquid reciprocation cycle power, guarantee that circulation fluid passes through the continuous heat release of heat-exchange system, reduces to temperature required.Water inlet 11 is connected with faucet 25 with the water inlet tap 27 of heat-exchange system respectively with water delivering orifice 10 and guarantees the connectedness of circulation fluid.Water inlet 11 is connected with extraneous load by circulation line with water delivering orifice 10, realizes the load temperature control.The 220VAC power supply is temperature control table 3, Switching Power Supply 28 and by well heater 29 power supplies of solid-state relay 30 controls, and thermocouple 17 places heat-exchange system to change the real-time monitor temperature in faucet place, cold unit.Temperature control table 3 also has the function of serial output, implement communication by com port 5 and host computer, system temperature and thermoelectric refrigerator 18 duties are exported with waveform and data mode in real time, be convenient to analyze and retrieval, having introduced liquid level float 31 in the retaining water tank 15 controls liquid level and guarantees that the refrigeration media is in the optimum capacity state, output alarm signal when liquid level is higher or lower than liquid level float 31 control lines, cross water alarm lamp 7 or owe the water alarm lamp 6 glittering warnings, cross water alarm speaker 33 or owe the ring of water alarm speaker 32 newspaper, by discharging water or moisturizing guarantees that liquid level float 31 is in safe range; When crossing water or owe water, all connects by retaining water tank 15 electromagnetic relay 34; it is not in normally off when having signal triggering electromagnetic relay 34; thermoelectric refrigerator 18 operate as normal; electromagnetic relay 34 is triggered when owing water or crossing water; often be in and open, refrigerating system interruption of work protection system is unaffected.
High-accuracy intelligent thermoelectric liquid cooling temperature control cell operation process is as follows: when total system was in holding state, the temperature control table showed current thermocouple mensuration temperature.Connect the general supply magnetic drive pump and open, circulation fluid is in flow state.Connect the refrigeration switch, this unit is in the refrigeration holding state, if the control temperature that requires is higher than the current monitor temperature of thermocouple, temperature control table output signal control refrigeration is started working so, until reaching design temperature; On the contrary, if the control temperature that requires is lower than the output of the current monitor temperature temperature control of thermocouple pilot relay, well heater work is until reaching design temperature.Because the PID instrument has self-setting function, can realize the continuous precision temperature control; When the liquid level float in the retaining water tank is higher than designated water level, it is glittering and cross the water loudspeaker and begin newspaper ring prompting system's this moment and be in water state to cross the water alarm lamp this moment, and trigger electromagnetic relay and cut off normally closed switch, make it to be in normally open, cut off the refrigerator operating voltage, the protection total system is not damaged, and need open the row of cells mouth of a river and discharge more than behind the liquid unit operate as normal; On the contrary, owe in the retaining water tank, to inject when water is reported to the police liquid unit operate as normal behind the safety level.The use of alarm and protection system can make this unit be in the unmanned management state.The duty of this unit can monitor and control by the design software working procedure by the computing machine serial port, and image data information can derive by waveform and the data of computing machine with temperature and duty when needing in real time.
Claims (8)
1. thermoelectric liquid cooling temperature control unit, comprise that heat-exchange system, retaining water tank, magnetic drive pump and load constitute the sealing fluid circulation system of whole unit, it is characterized in that: described heat-exchange system is followed successively by from the center to both sides changes cold unit, thermoelectric refrigerator, highly dense heating radiator, fan, cold unit is changed in described thermoelectric refrigerator huyashi-chuuka (cold chinese-style noodles) contact, described thermoelectric refrigerator hot side contacts highly dense heating radiator, to change cold unit, thermoelectric refrigerator, highly dense heating radiator location and thermo-contact by the highly dense heating radiator in both sides, its each surface of contact is evenly smeared heat-conducting silicone grease.
2. thermoelectric liquid cooling temperature control according to claim 1 unit, it is characterized in that: described to change cold unit be the integrated three row's heat exchange fins of two relatively-stationary aluminium alloys, described fin surface is provided with the heat conduction platform, be provided with clamp flange around changing cold unit, with two water nozzles, be provided with rubber seal between described two three row's heat exchange fins, by fastening bolt described clamp flange clamped mutually, one of described two water nozzle be that water inlet tap, one are faucet.
3. thermoelectric liquid cooling temperature control according to claim 1 unit; it is characterized in that: described thermoelectric liquid cooling temperature control unit is provided with a upper, middle and lower-ranking shell; there are poly-tetrafluoro retaining water tank and temperature control table in described upper strata; be provided with the liquid level float in the retaining water tank; there are magnetic drive pump, element circuit and acousto-optic alarm and protection circuit in described middle level, and there are heat exchange series unify draining, water inlet in described lower floor.
4. thermoelectric liquid cooling temperature control according to claim 3 unit, it is characterized in that: described cover top portion is provided with a tank lid; A 220VAC power supply temperature control table is fixed on upper strata, described shell front, there is the com port that is connected with host computer in middle level, shell front, owes the water alarm lamp, crosses water alarm lamp, refrigeration switch and power switch, and there are water inlet, freeing port and water delivering orifice in shell front lower floor; Both sides, described shell front have handle and fan guard respectively.
5. thermoelectric liquid cooling temperature control according to claim 3 unit, it is characterized in that: described shell middle level element circuit is that the 220VAC power supply is temperature control table, Switching Power Supply and by the heating installation power supply of solid-state relay control, and thermocouple places heat-exchange system to change faucet place, cold unit; Described shell middle level sound and light alarm holding circuit is for being controlled the water level of described liquid level float by electromagnetic relay.
6. thermoelectric liquid cooling temperature control according to claim 1 unit is characterized in that: evenly be filled with polyurethane foam around the described heat-exchange system.
7. thermoelectric liquid cooling temperature control according to claim 1 unit is characterized in that: described fan is a high speed ball aerofoil fan.
8. thermoelectric liquid cooling temperature control according to claim 4 unit is characterized in that: described temperature control table is the automatic temperature-controlled table of PID.
Priority Applications (1)
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CNU2007200989739U CN201110975Y (en) | 2007-12-17 | 2007-12-17 | Thermoelectricity liquid cooling control temperature unit |
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CNU2007200989739U CN201110975Y (en) | 2007-12-17 | 2007-12-17 | Thermoelectricity liquid cooling control temperature unit |
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CN201110975Y true CN201110975Y (en) | 2008-09-03 |
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CNU2007200989739U Expired - Fee Related CN201110975Y (en) | 2007-12-17 | 2007-12-17 | Thermoelectricity liquid cooling control temperature unit |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103677188A (en) * | 2013-12-29 | 2014-03-26 | 苏州市峰之火数码科技有限公司 | Self-power-generation cooling type host case |
EP2515170A3 (en) * | 2011-04-20 | 2017-01-18 | ASML Netherlands BV | Thermal conditioning system for thermal conditioning a part of a lithographic apparatus and a thermal conditioning method |
-
2007
- 2007-12-17 CN CNU2007200989739U patent/CN201110975Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2515170A3 (en) * | 2011-04-20 | 2017-01-18 | ASML Netherlands BV | Thermal conditioning system for thermal conditioning a part of a lithographic apparatus and a thermal conditioning method |
CN103677188A (en) * | 2013-12-29 | 2014-03-26 | 苏州市峰之火数码科技有限公司 | Self-power-generation cooling type host case |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080903 Termination date: 20131217 |