CN103070656A - Dish washing machine based on heating and drying of heat pump - Google Patents

Dish washing machine based on heating and drying of heat pump Download PDF

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Publication number
CN103070656A
CN103070656A CN2013100238570A CN201310023857A CN103070656A CN 103070656 A CN103070656 A CN 103070656A CN 2013100238570 A CN2013100238570 A CN 2013100238570A CN 201310023857 A CN201310023857 A CN 201310023857A CN 103070656 A CN103070656 A CN 103070656A
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heating
drying
washing machine
expansion valve
entrance
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CN2013100238570A
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CN103070656B (en
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林贤华
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林贤华
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The invention relates to a dish washing machine based on heating and drying of a heat pump. The dish washing machine is composed of a compressor, a condenser, a drying evaporator, a heating evaporator, a first-stage electronic expansion valve, a second-stage electronic expansion valve, a flash-evaporation electronic expansion valve, a steam-liquid separator, a flash-evaporation intercooler, a turbocharger, a drying fan, a heating fan, a defrosting electric valve, a drying filer mesh and a heating filter mesh. When the dish washing machine is used for washing dishes, a heating system of the heat pump is used to heat cleaning solution, a drying system of the heat pump is used for drying dishware during drying, and the dish washing machine based on the heating and drying of the heat pump can be started and operate normally and has good heating and drying effects under an ultrahigh-temperature work condition in summer and an ultralow-temperature work condition in winter. The dish washing machine based on the heating and drying of heat pump disclosed by the invention is low in equipment investment and environment pollution and reduced in energy consumption, and is favorable for improving the energy efficiency ratio of a system and reducing operation cost.

Description

Heat pump, oven dry dish-washing machine
Technical field
The present invention relates to particularly a kind of dish-washing machine with heat pump cleaning solution, heat pump drying tableware of a kind of dish-washing machine, belonged to heat pump dish-washing machine field.
Background technology
At present, dish-washing machine heated scrub and tableware drying are all used the electrothermal tube heated scrub, use the electrothermal tube residual heat drying, consumed power is large, dry not thorough, so need a kind of equipment investment of exploitation few, reduce energy resource consumption, the of low pollution environment, the Energy Efficiency Ratio of raising system reduces operating cost heat pump, oven dry dish-washing machine.
Summary of the invention
The present invention is a kind of heat pump, oven dry dish-washing machine, has the heat pump cleaning solution, heat pump drying tableware dish-washing machine.
The present invention consists of like this: a kind of heat pump, the oven dry dish-washing machine, by compressor, condenser, drying evaporator, heating fumigators, one secondary electrons expansion valve, the shwoot electric expansion valve, vapour liquid separator, the shwoot charge air cooler, turbocharger, the oven dry blower fan, heating blower, the defrost motor-driven valve, the oven dry screen pack, the heating and filtering net forms, it is characterized in that: the outlet one tunnel of described compressor links to each other with condenser inlet, condensator outlet links to each other with the turbine room entrance of turbocharger, the turbine room outlet links to each other with shwoot charge air cooler entrance by the one-level electric expansion valve, one outlet of shwoot charge air cooler links to each other with the drying evaporator entrance by the secondary electrons expansion valve, the drying evaporator outlet links to each other with the heating fumigators entrance, the heating fumigators outlet links to each other with blade wheel chamber's entrance of turbocharger, blade wheel chamber's outlet links to each other with the vapour liquid separator entrance, the vapour liquid separator outlet links to each other with the entrance of compressor, another road of the outlet of compressor links to each other with the drying evaporator entrance by the defrost motor-driven valve, and another outlet of shwoot charge air cooler links to each other with the entrance of vapour liquid separator by the shwoot electric expansion valve; Described dish-washing machine air circulation duct dish-washing machine front panel position is equipped with air-borne dust heating and filtering net, and described dish-washing machine hot gas cycle passage dish-washing machine front panel position is equipped with dust oven dry screen pack.
The present device small investment reduces energy resource consumption, the of low pollution environment, and the Energy Efficiency Ratio of raising system reduces operating cost.
Description of drawings
Fig. 1 is heat pump, oven dry dish-washing machine schematic diagram.
Among the above-mentioned figure, 1 compressor, 2 condensers (heater), 3 drying evaporators, 4 heating fumigators, 5A one-level electric expansion valve, 5B secondary electrons expansion valve, 5C shwoot electric expansion valve, 6 vapour liquid separators, 7 shwoot charge air coolers, 8 turbocharger, 8A turbine room, 8B blade wheel chamber, 9A is dried blower fan, 9B heating blower, 10 defrost motor-driven valves, 11A is dried screen pack, 11B heating and filtering net.
The specific embodiment
As shown in Figure 1, a kind of heat pump, the oven dry dish-washing machine, by compressor 1, condenser 2, drying evaporator 3, heating fumigators 4, one secondary electrons expansion valve 5A, 5B, shwoot electric expansion valve 5C, vapour liquid separator 6, shwoot charge air cooler 7, turbocharger 8, oven dry blower fan 9A, heating blower 9B, defrost motor-driven valve 10, oven dry screen pack 11A, heating and filtering net 11B forms, it is characterized in that: the outlet one tunnel of described compressor 1 links to each other with condenser 2 entrances, condenser 2 outlets link to each other with the turbine room 8A entrance of turbocharger 8, turbine room 8A outlet links to each other with shwoot charge air cooler 7 entrances by one-level electric expansion valve 5A, 7 one outlets of shwoot charge air cooler link to each other with drying evaporator 3 entrances by secondary electrons expansion valve 5B, drying evaporator 3 outlets link to each other with heating fumigators 4 entrances, heating fumigators 4 outlets link to each other with blade wheel chamber's 8B entrance of turbocharger 8, the 8B of blade wheel chamber outlet links to each other with vapour liquid separator 6 entrances, vapour liquid separator 6 outlets link to each other with the entrance of compressor 1, and another road of the outlet of compressor 1 links to each other with drying evaporator 3 entrances by defrost motor-driven valve 10, and another outlet of shwoot charge air cooler 7 links to each other with the entrance of vapour liquid separator 6 by shwoot electric expansion valve 5C; Described dish-washing machine air circulation duct dish-washing machine front panel position is equipped with air-borne dust heating and filtering net 11B, and described dish-washing machine hot gas cycle passage dish-washing machine front panel position is equipped with dust oven dry screen pack 11A.
1. during dish-washing machine heat pump heating system heating water, heat pump refrigerant circulation flow process is divided two-way:
Compressor 1--condenser (water heater) 2--turbocharger 8 turbine room 8A(promote turbine)--one-level electric expansion valve 5A--shwoot charge air cooler 7(evaporated cold)--secondary electrons expansion valve 5B--drying evaporator 3(oven dry blower fan 9A closes)--heating fumigators 4(heating blower 9B opens)--compression of turbocharger 8 8B(of blade wheel chamber impeller supercharging one-levels)--vapour liquid separator 6--compressor 1(two-stage compression).
Compressor 1--condenser (water heater) 2--turbocharger 8 turbine room 8A(promote turbine)--one-level electric expansion valve 5A--shwoot charge air cooler 7(evaporated cold)--shwoot electric expansion valve 5C(adjusting)--vapour liquid separator 6--compressor 1(two-stage compression).
2. when the dish-washing machine heat pump drying system was dried tableware, heat pump refrigerant circulation flow process was divided two-way:
Compressor 1--condenser (air heater) 2--turbocharger 8 turbine room 8A(promote turbine)--one-level electric expansion valve 5A--shwoot charge air cooler 7(evaporated cold)--secondary electrons expansion valve 5B--drying evaporator (oven dry blower fan 9A opens)--heating fumigators 3(heating blower 9B opens)--turbocharger 8 8B(of blade wheel chamber impeller superchargings, one-level compression)--vapour liquid separator 6--compressor 1(two-stage compression).
Compressor 1--condenser (air heater) 2--turbocharger 8 turbine room 8A(promote turbine)--one-level electric expansion valve 5A--shwoot charge air cooler 7(evaporated cold)--shwoot electric expansion valve 5C(adjusting)--vapour liquid separator 6--compressor 2(two-stage compression).
When bake out temperature reached the control temperature during oven dry, heating blower 9B closed, and heating fumigators 3 is deactivated.
3. water is dried flow process:
Condenser 2(adds hot-air)----steam--oven dry blower fan 9A--drying evaporator (condensed steam becomes water droplet)--dry air--condenser (adding hot-air) of moisture in the heating table ware.
1. when heat pump, oven dry use in dishwasher heat pump heating system heating water, compressor 1 sucks isolates the medium temperature and medium pressure refrigerant vapour from vapour liquid separator 6.Refrigerant compression is become high temperature and high pressure gas, enter condenser (hot-water heater) 2, cold-producing medium passes through condenser 2 outer water heat releases, coolant-temperature gage is raise, condensating refrigerant becomes highly pressurised liquid, highly pressurised liquid enters in the turbocharger 8 turbine room 8A, high pressure liquid refrigerant promotes turbine rotation, turbine is impeller again, entering the liquid of pressing the one-level electric expansion valve 5A throttling one-tenth from turbine room 8A cold-producing medium out enters in the shwoot charge air cooler 7, depress in this that some liquid refrigerants are evaporated to refrigerant gas in the shwoot charge air cooler 7, gas is through shwoot electric expansion valve 5C with from pressing steam to be mixed into vapour liquid separator 6 in turbocharger 8 8B of the blade wheel chamber impeller superchargings (one-level compression) out, shwoot charge air cooler 7 interior remaining cold-producing mediums then are cooled to the subcooled liquid of temperature in the middle pressure, at this moment do not dry blower fan 9A and close through not working by drying evaporator 3(after the cooling of secondary electrons expansion valve 5B reducing pressure by regulating flow again), enter heating fumigators 4, at this moment heating blower 9B opens, cold-producing medium is at the heat of heating fumigators 4 interior absorption machine outer air, make cold-producing medium flash to the low-pressure low-temperature refrigerant vapour, enter the 8B of blade wheel chamber of turbocharger 8, impeller drives by turbine and rotates supercharging (one-level compression) refrigerant vapour, compression refrigerant gas and shwoot charge air cooler 7 are evaporated in namely carrying out after the one-level compression suitably in compression refrigerant gas be mixed into vapour liquid separator 6 and then sucked by compressor 1 again and carry out two-stage compression, finish like this a heating water heat pump cycle.
2. heat pump, during oven dry use in dishwasher heat pump drying system oven dry tableware, compressor 1 sucks isolates the medium temperature and medium pressure refrigerant vapour from vapour liquid separator 6, refrigerant compression is become high temperature and high pressure gas, enter condenser (air heater) 2, cold-producing medium raises air themperature by condenser 2 outer air heat releases, under oven dry blower fan 9A effect, make steam evaporation on the tableware, condensating refrigerant becomes highly pressurised liquid, highly pressurised liquid enters in the turbocharger 8 turbine room 8A, high pressure liquid refrigerant promotes turbine rotation, turbine is impeller again, entering the liquid of pressing the one-level electric expansion valve 5A throttling one-tenth from turbine room 8A cold-producing medium out enters in the shwoot charge air cooler 7, in this, depress in the shwoot charge air cooler 7, some liquid refrigerants are evaporated to refrigerant gas, gas is through shwoot electric expansion valve 5C with from turbocharger 8 8B of blade wheel chamber, press steam to be mixed into vapour liquid separator 6 in the impeller supercharging (one-level compression) out, shwoot charge air cooler 7 interior remaining cold-producing mediums then are cooled to the subcooled liquid of temperature in the middle pressure, again through entering drying evaporator 3 after the cooling of secondary electrons expansion valve 5B reducing pressure by regulating flow, at this moment drying blower fan 9A opens, the heat of the steam that a small amount of cold-producing medium is sent here at drying evaporator 3 interior absorptions oven dry blower fan 9A, make water vapor condensation become the globule to drain, cold-producing medium enters heating fumigators 4 again, at this moment, heating blower 9B opens, the majority system cryogen in heating fumigators 4 interior absorptions from the heat outside the machine, flash to the low-pressure low-temperature refrigerant vapour, enter the 8B of blade wheel chamber of turbocharger 8, impeller drives by turbine and rotates supercharging (one-level compression) refrigerant vapour, compression refrigerant gas and shwoot charge air cooler 7 are evaporated in namely carrying out after the one-level compression suitably in compression refrigerant gas be mixed into vapour liquid separator 6, then sucked by compressor 1 again and carry out two-stage compression, finish like this an oven dry heat pump cycle.
Heat pump, when drying the heat pump drying tableware of dish-washing machine, condenser (air heater) 2 becomes heated dry air with the air heat in the dish-washing machine, tableware surface moisture in the heated dry air heater, make moisture flash to damp-heat air, oven dry blower fan 9A blows to damp-heat air on the drying evaporator 3 by pipeline, drying evaporator 3 is discharged to water vapor condensation Cheng Shui outside the machine, damp-heat air becomes cold dry air, cold dry air is blown in the machine by dish-washing machine bottom drying screen pack 11A, become heated dry air through condenser (air heater) 2 heating again, so circulating-heating oven dry tableware.
The present invention is provided with turbocharger and shwoot charge air cooler, summer superhigh temperature in winter during ultralow-temperature operation conditions, the present invention is when heating or oven dry, warm refrigerant liquid enters the turbocharger turbine chamber from condenser high pressure out, turbocharger utilizes the cold-producing medium pressure reduction between condenser and drying evaporator or the heating fumigators to promote turbine in the turbine room, turbine is impeller again, energy is recovered, impeller force feed (one-level compression) compression refrigerant steam from drying evaporator or heating fumigators low-temperature low-pressure refrigerant out become is sent into compressor and is carried out two-stage compression, carry out preliminary throttling from turbocharger turbine chamber refrigerant liquid out, some cold-producing mediums are vaporized evaporation, thereby it is cold that remaining refrigerant liquid was cooled, improve major cycle cold-producing medium degree of supercooling, utilize turbocharger and shwoot charge air cooler to realize the two-stage compression of cold-producing medium, the compressor air suction amount is increased, help to increase refrigerant mass fluxes in the major cycle, thereby increase heating capacity, compressor carries out two-stage compression, compression refrigerant gas in the suction, so compressor compresses is lower, the delivery temperature of compressor is also lower, the compressor fault rate reduces, property safe and reliable to operation rising, heating efficiency rises, power consumption reduces, and reaches energy-conservation purpose.

Claims (1)

1. heat pump, the oven dry dish-washing machine, by compressor, condenser, drying evaporator, heating fumigators, one secondary electrons expansion valve, the shwoot electric expansion valve, vapour liquid separator, the shwoot charge air cooler, turbocharger, the oven dry blower fan, heating blower, the defrost motor-driven valve, the oven dry screen pack, the heating and filtering net forms, it is characterized in that: the outlet one tunnel of described compressor links to each other with condenser inlet, condensator outlet links to each other with the turbine room entrance of turbocharger, the turbine room outlet links to each other with shwoot charge air cooler entrance by the one-level electric expansion valve, one outlet of shwoot charge air cooler links to each other with the drying evaporator entrance by the secondary electrons expansion valve, the drying evaporator outlet links to each other with the heating fumigators entrance, the heating fumigators outlet links to each other with blade wheel chamber's entrance of turbocharger, blade wheel chamber's outlet links to each other with the vapour liquid separator entrance, the vapour liquid separator outlet links to each other with the entrance of compressor, another road of the outlet of compressor links to each other with the drying evaporator entrance by the defrost motor-driven valve, and another outlet of shwoot charge air cooler links to each other with the entrance of vapour liquid separator by the shwoot electric expansion valve; Described dish-washing machine air circulation duct dish-washing machine front panel position is equipped with air-borne dust heating and filtering net, and described dish-washing machine hot gas cycle passage dish-washing machine front panel position is equipped with dust oven dry screen pack.
CN201310023857.0A 2013-01-23 2013-01-23 Dish washing machine based on heating and drying of heat pump Expired - Fee Related CN103070656B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015090409A1 (en) * 2013-12-19 2015-06-25 Electrolux Appliances Aktiebolag Dishwasher comprising heat pump system
CN104840167A (en) * 2015-06-04 2015-08-19 广州铭圣环保科技有限公司 Drying equipment of dish washing machine
CN106455899A (en) * 2014-06-02 2017-02-22 伊莱克斯电器股份公司 Domestic appliance
CN106580219A (en) * 2015-10-19 2017-04-26 杭州三花家电热管理系统有限公司 Dish washer
CN106923767A (en) * 2015-12-30 2017-07-07 杭州三花家电热管理系统有限公司 Dish-washing machine and its control method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101482321A (en) * 2009-02-20 2009-07-15 林贤华 Ultra-low temperature heat pump water heater
CN101849061A (en) * 2007-11-06 2010-09-29 Bsh博世和西门子家用器具有限公司 Household appliance having a heat pump unit and means for cooling a component thereof
CN102425825A (en) * 2011-11-28 2012-04-25 林贤华 Two-pipe ultra-high ultra-low temperature heat pump hot water triple-purpose central air conditioning system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101849061A (en) * 2007-11-06 2010-09-29 Bsh博世和西门子家用器具有限公司 Household appliance having a heat pump unit and means for cooling a component thereof
CN101482321A (en) * 2009-02-20 2009-07-15 林贤华 Ultra-low temperature heat pump water heater
CN102425825A (en) * 2011-11-28 2012-04-25 林贤华 Two-pipe ultra-high ultra-low temperature heat pump hot water triple-purpose central air conditioning system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015090409A1 (en) * 2013-12-19 2015-06-25 Electrolux Appliances Aktiebolag Dishwasher comprising heat pump system
CN106455899A (en) * 2014-06-02 2017-02-22 伊莱克斯电器股份公司 Domestic appliance
US10544967B2 (en) 2014-06-02 2020-01-28 Electrolux Appliances Aktiebolaget Heat pump arrangement for domestic appliance
CN104840167A (en) * 2015-06-04 2015-08-19 广州铭圣环保科技有限公司 Drying equipment of dish washing machine
CN106580219A (en) * 2015-10-19 2017-04-26 杭州三花家电热管理系统有限公司 Dish washer
CN106923767A (en) * 2015-12-30 2017-07-07 杭州三花家电热管理系统有限公司 Dish-washing machine and its control method

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