CN103727659A - Thermoelectricity heat recovery fan heater for bathroom - Google Patents

Thermoelectricity heat recovery fan heater for bathroom Download PDF

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Publication number
CN103727659A
CN103727659A CN201410018819.0A CN201410018819A CN103727659A CN 103727659 A CN103727659 A CN 103727659A CN 201410018819 A CN201410018819 A CN 201410018819A CN 103727659 A CN103727659 A CN 103727659A
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CN
China
Prior art keywords
air
heat
heating
bathroom
thermoelectric chip
Prior art date
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Pending
Application number
CN201410018819.0A
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Chinese (zh)
Inventor
张泠
孟方芳
刘忠兵
郑晏芝
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Hunan University
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Hunan University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Hunan University filed Critical Hunan University
Priority to CN201410018819.0A priority Critical patent/CN103727659A/en
Publication of CN103727659A publication Critical patent/CN103727659A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a thermoelectricity heat recovery fan heater for a bathroom. The thermoelectricity heat recovery fan heater comprises a shell, an air duct combined device, a thermoelectricity heat recovery device and a current control device. The air duct combined device is formed by splicing a heating air duct and an exhaust air duct; the thermoelectricity heat recovery device is composed of a thermoelectric chip layer and cold and heat end cooling assemblies, and the cold and heat end cooling assemblies are arranged in the exhaust air duct and the heating air duct respectively in the shell; the current control device controls the air outlet temperature and speed of the thermoelectricity heat recovery fan heater for the bathroom in a linked mode. By means of the heat pump function of a thermoelectric chip, active heating of the bathroom and recovery of waste heat of exhausted air are achieved at the same time, and the thermoelectricity heat recovery fan heater has the advantages of being simple in structure, low in cost, good in safety, high in heating speed, long in service life and good in energy-saving effect.

Description

Bathroom reclaims warm-air drier with electric heating
Technical field
The present invention relates to a kind of warm-air drier, relate in particular to a kind of bathroom and reclaim warm-air drier with electric heating.
Background technology
The continuous progress of society, has opened the gate of family health care New Times.Wash a warm hot bath cold season, can not only eliminate fatigue, improve sleep, and be of value to healthy.People pursue desirable bathroom companion always, more and more higher to the requirement of quality of life.In the face of the alarming sanitary condition of bathhouse, and the cold present situation of having a bath of being in, pendulum is how to make warm household bathroom in face of people, allows people be in and also can experience high-quality shower life.
In order to meet people's requirement, new technology, new material are along with scientific and technological develop rapidly is constantly come out, and household bathroom heating device product with rapid changepl. never-ending changes and improvements, presents pluralistic trend.Bathroom is experiencing the transition from the heating installation epoch to the warm treatment epoch.The warmer that at present bathroom is used, the super bath being commonly called as, is the temperature that heat radiation by infrared bulb raises in light area, but because this heating installation is operated under moist environment, thereby cause using super bath to there is certain risk.In recent years; the safe handling of super bath has become matter of utmost importance; constantly there is the warm formula super bath blast of lamp to hurt sb.'s feelings or the burn tragedy of child's eyes of super bath high light; warming air super bath power consumption is high; and heating effect is bad; and the production history of carbon fiber formula super bath is also shorter, whether the overtemperature protection system quality of its product reaches a standard or one is worth the problem of investigating.
China publication CN2828653Y, utility model name is called: a kind of bathroom heating device; This technology adopts carbon fiber quartz heating tube to heat bathroom as thermal source, and carbon fiber strip lamp is arranged in concavity reflector and forms heating installation, the reflector of also flowing through when air blast blows to carbon fiber strip lamp by air-flow, and air-flow is heated and flows to bathroom.But, because the surface area of carbon fiber strip lamp and reflector is less, less with the contact area of air-flow, while therefore its heat being passed to air-flow with radiation mode, can not be absorbed in time by air-flow, cause thermal loss, heat transfer efficiency is not good, in addition, the casing of bathroom heating device is made of plastics, and the heat of loss easily causes casing aging.China publication CN201488113U, utility model name is called: bathroom heating device; This technology is by arranging electrothermal tube in canister bottom, by the water in electrothermal tube heating metal container, the steam producing enters heat abstractor by steam transmitting pipe, this device can wholely improve bath temperature, the drawback that has solved super bath high light stimulation eye while having a bath, still, the electrothermal tube using is oxidizable, life-span is short, and mode of heating is not energy-conservation.Can find out, above-mentioned bathroom heating device all adopts electric energy directly to heat, and electric heating tube heating efficiency, in 0.9 left and right, is compared with thermoelectricity warm-air drier conventionally, and this kind of bathroom heating plant energy consumption is high, does not have energy conservation characteristic.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency that overcomes above-mentioned prior art, propose a kind of bathroom and reclaim warm-air drier with electric heating, while having a bath, make warmer and have scavenging action concurrently, have simple in structure, cost is low, security good, the speed that heats is fast, the life-span is long and the feature of good energy-conserving effect.
The problem existing in order to solve above-mentioned technology, the present invention is achieved by the following technical solutions, the present invention includes: housing, air channel combination unit, electric heating retracting device and current control device.Air channel combination unit is comprised of heating air duct and exhaust duct, and heating air duct and exhaust duct be arranged in parallel, is provided with dividing plate in the middle of two air channels, and heating air duct and exhaust duct have all been done insulation and processed; Electric heating retracting device is comprised of thermoelectric chip layer and cold and hot end heat-exchanging component; Thermoelectric chip layer is comprised of thermoelectric chip, and thermoelectric chip is clamped between cold and hot end radiating subassembly and dividing plate by plastic screw, and cold and hot end heat-exchanging component is separately positioned in the exhaust duct and heating air duct in housing; Current control device interlock is controlled bathroom and with electric heating, is reclaimed leaving air temp and the speed of warm-air drier.
Technique scheme is based on following technical thought: the heat generation characteristic based on thermoelectric chip, first utilize DC powered thermoelectric chip, thermoelectric chip hot junction and cold junction can be realized fast respectively and heat, freeze, then the hot junction of thermoelectric chip and cold junction again respectively with hot-side heat dissipation device and the heat exchange of cold junction radiator, in conjunction with the efficient heat-conductive characteristic of heat pipe, while heating, under pressure fan effect, air is heated during by hot-side heat dissipation device, then sends into bathroom, realizes bathroom and is rapidly heated; In addition, in the time of the interior return air of heating clamber, some air is under the effect of air exhauster, by exhaust duct, be discharged to outdoor, this part air is in the cold junction radiator of flowing through, and heat is absorbed, and indirectly reduces the temperature difference of thermoelectric chip hot junction and cold junction, improve the service behaviour of thermoelectric chip, realized the recycling of indoor exhaust waste heat.
The present invention compared with prior art has the following advantages:
1, the present invention utilizes thermoelectric heatpump recuperation of heat principle to reclaim air exhaust waste heat heating bathroom, bathroom, effectively improved thermoelectric chip heating performance, compare traditional super bath or electrical heating fan heater device heating efficiency in 0.9 left and right, thermoelectricity warm-air drier heating performance reaches more than 3.0.
2, the present invention can input the size of current of thermoelectric chip by change, and control system input power can be controlled leaving air temp and the speed of warm-air drier effectively, so not only can meet people's different demands, and reduce to a great extent energy consumption.
In sum, the present invention is simple in structure, cost is low, security is good, the speed that heats is fast, the life-span long and good energy-conserving effect, not only utilizing the heat pump functional of thermoelectric chip to realize bathroom initiatively heats, and there is the heat-exchanger rig of heat recovery function, both met the demand of people to bath temperature, the waste heat that can reclaim again exhaust reaches energy-saving effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the profile of air channel and electric heating retracting device in A-A place housing in Fig. 1;
Fig. 3 is bathroom generalized section.
Shown in attached number in the figure, name is called: 1-housing; 2-heating air duct; 3-exhaust duct; 4-thermoelectric chip; 5-return air inlet; 6-air outlet; 7-exhaust outlet; 8-gas outlet; 9-hot-side heat dissipation device, 901-heat pipe, 902-fin, 903-heat pipe base; 10-cold junction radiator; 11-pressure fan; 12-air exhauster; 13-dividing plate; 14-heat preserving and insulating material; 15-furred ceiling; 16-window.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated further, but embodiments of the present invention are not limited to this.
The specific embodiment of the invention is in sum only the preferred embodiment of the present invention, is not intended to limit the restriction of protection domain of the present invention.Therefore, any change of doing within technical characterictic of the present invention, modification, substitute, combination or simplify, all should be equivalent substitute mode, within being included in protection scope of the present invention.
As shown in Figure 1, Figure 2, Figure 3 shows, bathroom of the present invention reclaims warm-air drier with electric heating, comprising: housing 1, air channel combination unit, electric heating retracting device, current control device.Air channel combination unit is spliced by heating air duct 2 and exhaust duct 3, and heating air duct 2 be located at enclosure interior parallel with exhaust duct 3 is provided with dividing plate 13 in the middle of heating air duct 2 and exhaust duct 3, and heating air duct 2 and exhaust duct 3 have all been done insulation and processed.The both sides, bottom surface of housing 1 outer surface are respectively equipped with return air inlet 5, air outlet 6, at air outlet, 6 places are provided with pressure fan 11, the side of housing 1 outer surface is respectively equipped with the circular exhaust duct 3 that connects exhaust outlet 7 and gas outlet 8, and 3 exits, housing 1 exhaust gas inside air channel are provided with air exhauster 12; Heating air duct 2 is communicated with formation air blow and return loop with return air inlet 5, air outlet 6 and electric heating retracting device hot junction heat-exchanging component; Exhaust duct 3 is communicated with formation exhausting loop with exhaust outlet 7, gas outlet 8, electric heating retracting device cold junction heat-exchanging component.
As shown in Figure 2, electric heating retracting device is comprised of thermoelectric chip layer and cold and hot end heat-exchanging component.Thermoelectric chip layer is comprised of thermoelectric chip 4, cold and hot end heat-exchanging component comprises hot-side heat dissipation device 9, cold junction radiator 10, thermoelectric chip 4 in thermoelectric chip layer is clamped between cold and hot end heat-exchanging component and dividing plate 13 by plastic screw, cold and hot end heat-exchanging component and junction, air channel are provided with heat preserving and insulating material 14, hot-side heat dissipation device 9 is placed in heating air duct 2, cold junction radiator 10 is placed in exhaust duct 3, and cold junction radiator, hot-side heat dissipation device form by heat pipe 901, fin 902 and heat pipe base 903.Thermoelectric chip 4 is comprised of P-N junction semiconductor element, after passing into direct current, on thermoelectric chip 4, form cold junction and hot junction, the heat in thermoelectric chip 4 hot junctions is passed to the air in heating air duct 2 by hot-side heat dissipation device 9, thermoelectric chip 4 cold junctions absorb the heat of exhaust duct 3 interior air by cold junction radiator 10, reduce the temperature difference of cold and hot end.
As shown in Figure 1, Figure 3, bathroom reclaims fan heater device with electric heating and is placed in bathroom furred ceiling 16, exhaust duct 3 shapes are rectangles in enclosure interior, housing both sides be circular, and in housing, exhaust duct 3 areas of section are greater than exhaust duct 3 areas of section of housing both sides circle, air rear speed in entering housing reduces like this, and heat exchange is more abundant.
Operation principle: form two air current flow loops of air blow and return and exhaust under the acting in conjunction of pressure fan 11 and air exhauster 12, thermoelectric chip 4 passes into after direct current, at thermoelectric chip 4 hot junctions and cold junction, realize fast respectively and heat, freeze, bathe room air and enter by indoor return air inlet 5 heating air duct 2 that area of section expands, air-flow velocity slows down, carry out sufficient heat exchange with hot-side heat dissipation device 9, after air is heated, through indoor air outlet 6, send in bathroom, fast-refrigerating based on thermoelectric chip 4 heats characteristic, can realize bathroom and be rapidly heated.When bath room air is heated, some air is under the effect of air exhauster 12, by exhaust duct 3, be discharged to outdoorly, this part air enters in the exhaust duct 3 that area of section expands, and same air-flow velocity slows down, when flowing through cold junction radiator 10, carry out forced-convection heat transfer with fin 902, improved the temperature of thermoelectric chip 4 cold junctions, reduce the temperature difference of cold and hot end, improve the service behaviour of thermoelectric chip 4, realized the recycling of indoor exhaust waste heat.
Difference due to individual demand, current control device has high, medium and low three gears, temperature is controlled gear and blower fan gear can be realized chain operation, by size of current and the interlock of air channel combination unit air force of control inputs thermoelectric chip 4, controls warm-air drier leaving air temp and speed.

Claims (5)

1. bathroom reclaims a warm-air drier with electric heating, it is characterized in that, described device comprises housing, air channel combination unit, electric heating retracting device and current control device.Described electric heating retracting device is comprised of thermoelectric chip layer and cold and hot end heat-exchanging component, described current control device connects air channel combination unit and electric heating retracting device by electric wire, current control device has high, medium and low three gears, by control inputs thermoelectric chip size of current and the interlock of air channel combination unit air force, controls warm-air drier leaving air temp and speed.
2. bathroom according to claim 1 reclaims warm-air drier with electric heating, it is characterized in that, described air channel combination unit is spliced by heating air duct and exhaust duct, described heating air duct and exhaust duct be arranged in parallel, in the middle of two air channels, be provided with dividing plate, described heating air duct and exhaust duct have all been done insulation and have been processed.
3. bathroom according to claim 2 reclaims warm-air drier with electric heating, it is characterized in that, described heating air duct is provided with return air inlet, air outlet, pressure fan, described exhaust duct is provided with exhaust outlet, gas outlet, air exhauster, described pressure fan is located at air outlet place, control with described thermoelectric chip size of current interlock, described return air inlet, air outlet is placed in respectively the both sides, bottom surface of housing outer surface, the described circular exhaust duct that connects respectively exhaust outlet and gas outlet is placed in the side of housing outer surface, described air exhauster is located at enclosure interior exhaust duct exit.
4. bathroom according to claim 1 reclaims warm-air drier with electric heating, it is characterized in that, described thermoelectric chip layer is comprised of thermoelectric chip, described thermoelectric chip is clamped between cold and hot end heat-exchanging component and dividing plate by plastic screw, described cold and hot end heat-exchanging component comprises cold junction radiator, hot-side heat dissipation device, described hot junction heat-exchanging component is placed in heating air duct, and described cold junction heat-exchanging component is placed in exhaust duct.
5. bathroom according to claim 4 reclaims warm-air drier with electric heating, it is characterized in that described cold junction radiator, hot-side heat dissipation device form by heat pipe, fin and heat pipe base, described heat pipe one end is embedded in heat pipe base, the other end is connected with fin, described cold and hot end heat-exchanging component and junction, air channel are provided with thermal insulation separation thermosphere, and described thermal insulation separation thermosphere is comprised of heat preserving and insulating material.
CN201410018819.0A 2014-01-16 2014-01-16 Thermoelectricity heat recovery fan heater for bathroom Pending CN103727659A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104534540A (en) * 2014-11-30 2015-04-22 嘉兴鸿亮光电科技有限公司 Safe and efficient integrated ceiling bath heater
CN111006377A (en) * 2019-12-26 2020-04-14 湖南工程学院 Distributed bathroom exhaust step waste heat recovery device system
CN111887733A (en) * 2020-06-30 2020-11-06 宁波方太厨具有限公司 Air guide structure and steaming cooking equipment with same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1800731A (en) * 2006-01-13 2006-07-12 湖南大学 Air ventilating fan with heat recovery function
JP2011069578A (en) * 2009-09-28 2011-04-07 Toto Ltd Bathroom dryer
CN103017281A (en) * 2013-01-05 2013-04-03 湖南大学 Energy storage type thermoelectric type air conditioner
CN103015646A (en) * 2012-12-10 2013-04-03 湖南大学 Photovoltaic solar protection device with fresh air ventilation function
CN203758008U (en) * 2014-01-16 2014-08-06 湖南大学 Thermoelectric heat recovery fan heater for bathroom

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1800731A (en) * 2006-01-13 2006-07-12 湖南大学 Air ventilating fan with heat recovery function
JP2011069578A (en) * 2009-09-28 2011-04-07 Toto Ltd Bathroom dryer
CN103015646A (en) * 2012-12-10 2013-04-03 湖南大学 Photovoltaic solar protection device with fresh air ventilation function
CN103017281A (en) * 2013-01-05 2013-04-03 湖南大学 Energy storage type thermoelectric type air conditioner
CN203758008U (en) * 2014-01-16 2014-08-06 湖南大学 Thermoelectric heat recovery fan heater for bathroom

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104534540A (en) * 2014-11-30 2015-04-22 嘉兴鸿亮光电科技有限公司 Safe and efficient integrated ceiling bath heater
CN104534540B (en) * 2014-11-30 2017-03-22 嘉兴鸿亮光电科技有限公司 Safe and efficient integrated ceiling bath heater
CN111006377A (en) * 2019-12-26 2020-04-14 湖南工程学院 Distributed bathroom exhaust step waste heat recovery device system
CN111887733A (en) * 2020-06-30 2020-11-06 宁波方太厨具有限公司 Air guide structure and steaming cooking equipment with same

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Application publication date: 20140416