CN201285159Y - Non-frost air source heat pump water heater - Google Patents

Non-frost air source heat pump water heater Download PDF

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Publication number
CN201285159Y
CN201285159Y CNU2008200513905U CN200820051390U CN201285159Y CN 201285159 Y CN201285159 Y CN 201285159Y CN U2008200513905 U CNU2008200513905 U CN U2008200513905U CN 200820051390 U CN200820051390 U CN 200820051390U CN 201285159 Y CN201285159 Y CN 201285159Y
Authority
CN
China
Prior art keywords
heat pump
water heater
condenser
air
evaporimeter
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CNU2008200513905U
Other languages
Chinese (zh)
Inventor
姚圣聪
聂民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHUHAI HUISHENG ENERGY SOURCE TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
ZHUHAI HUISHENG ENERGY SOURCE TECHNOLOGY DEVELOPMENT Co Ltd
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.)
Filing date
Publication date
Application filed by ZHUHAI HUISHENG ENERGY SOURCE TECHNOLOGY DEVELOPMENT Co Ltd filed Critical ZHUHAI HUISHENG ENERGY SOURCE TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CNU2008200513905U priority Critical patent/CN201285159Y/en
Application granted granted Critical
Publication of CN201285159Y publication Critical patent/CN201285159Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a frostless air source heat pump water heater and aims to provide an air source heat pump water heater without frosting phenomenon during the using process. The frostless air source heat pump water heater comprises a heat pump compressor (1), a hot water heating device (2), a condenser (3), an evaporator (4), an expansion valve (5) and an exhaust fan (6), wherein the heat pump compressor (1), the hot water heating device (2), the condenser (3), the evaporator (4) and the expansion valve (5) are connected in a circulating working circuit in series, the condenser (3) is adjacent to the evaporator (4) and is positioned at one side of the air inlet of the evaporator (4), heat is absorbed when the air in the water heater flows around the condenser (3), and the air temperature is far higher than the local lowest instantaneous outdoor air temperature all the year around, so that the heat is released when the air flows through the evaporator (4) so as not to cause the frosting phenomenon.

Description

A kind of Frostless air source heat pump water heater
Technical field
The utility model relates to a kind of Frostless air source heat pump water heater.
Background technology
The progressive raising that promotes people's living standard of society, also make people also more and more higher thus to the instructions for use of various housed devices in the life, particularly go deep into gradually people's daily life and with the relation of people life refrigeration plant and water heater equipment more and more closely, the use of water heater in modern society family is quite general.Teat pump boiler on the domestic and international market mainly contains two kinds at present: a kind of is air source hot pump water heater; Another kind is a water source heat pump water heater.In the high area of annual mean temperature, more employing air source hot pump water heater heats, and air source hot pump water heater is all mainly adopted in therefore a lot of countries and regions to be the winter-spring season premises heating and to produce the domestic hot-water, and the application of air source hot pump water heater is quite extensive.Yet through long-time use experience, people can find, air source hot pump water heater is a heat in the surrounding air because of what absorb, when environment temperature is lower than 5 ℃ of left and right sides, evaporimeter air draft that can be in Teat pump boiler and occur the phenomenon of " frosting " on every side, and then freeze, thereby the air duct of shutoff heat sink influences the main frame operate as normal.The air heat pump water heater of more use of present stage is when work, and cold wind directly passes through evaporimeter, and when its temperature is lower than 5 ℃, then is easy to generate " frosting " phenomenon.Only work hard in defrosting work in a lot of production commercial cities, common Defrost mode has electrical heating defrosting, heat water-spraying's defrosting, refrigerant hot gas defrosting and four-way valve defrosting etc. at present, preceding two kinds is the defrosting of ecto-entad, efficient is lower, heat water-spraying defrosting wherein is because of having improved the factor that humidity has increased the weight of frosting.The back is to defrost from inside to outside for two kinds, and effect is better, but its cost is higher, is difficult for realizing therefore also nonideal selection.Key should be produced the air source hot pump water heater of " frostless " setting about a little being placed in the renewal of technology, is key problem in technology, relies on technical breakthrough technical solution problem effectively.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of air source hot pump water heater that in use can not produce " frosting " phenomenon is provided.
The technical scheme that the utility model adopted is: the utility model comprises heat pump compressor, hot-water heater, condenser, evaporimeter, expansion valve, exhaust blower, described heat pump compressor, described hot-water heater, described condenser, described evaporimeter, described expansion valve are connected in the work loop of a circulation, described heat pump compressor is provided with water inlet pipe, outlet pipe, described condenser is near described evaporimeter and be in described evaporimeter air intake one side, and described exhaust blower is installed in the outside of described evaporimeter.
Its workflow is: heat pump steam state low-temperature heating working medium is discharged from evaporimeter, enter described heat pump compressor, the compressed high temperature that becomes, the steam state working medium of high pressure, entering described hot-water heater is again flow to most of heat transferred by described water inlet pipe, in the water that described outlet pipe flows out, realization is to the heating of water, the steam state that has discharged most of heat then heats working medium and enters described condenser and discharge whole waste heats, the described condenser ambient air temperature of flowing through is raise, the heat pump of steam state heats the liquid refrigerant that working medium then all is condensed into high pressure, entering described expansion valve again reduces pressure, enter described evaporimeter then, the physical process of evaporation of absorbing heat becomes the steam state working medium of low pressure, the flow through heat of described evaporimeter ambient air of absorption, and the air that flow through this moment has therefore before absorbed steam state working medium institute liberated heat in the described condenser, its temperature is higher, thereby avoid producing " frosting " phenomenon, revert to low temperature, the steam state of low pressure heats working medium and returns described compressor, thereby finish a work period, and so remake circulation.
The beneficial effects of the utility model are: in the utility model, set condenser is near evaporimeter and be in evaporimeter air intake one side, making steam state heat medium enters condenser and discharges waste heat, the condenser ambient air heat absorption of flowing through is heated up, the heat pump of steam state heats the liquid refrigerant that working medium is condensed into high pressure, entering described expansion valve again reduces pressure, enter evaporimeter then, the physical process of evaporation of absorbing heat becomes the steam state working medium of low pressure, the flow through heat of evaporimeter ambient air of absorption, and the air that flow through this moment has therefore before absorbed steam state working medium institute liberated heat in the condenser, its temperature is higher, avoid producing " frosting " phenomenon, reach the technical purpose and the technique effect of expection.
The utility model can be widely used in premises heating and produce fields such as domestic hot-water, and can be used as constant temperature swimming pool firing equipment etc.
Description of drawings
Fig. 1 is a workflow diagram of the present utility model.
The specific embodiment
As shown in Figure 1, the utility model comprises heat pump compressor 1, hot-water heater 2, condenser 3, evaporimeter 4, expansion valve 5, exhaust blower 6, described heat pump compressor 1, described hot-water heater 2, described condenser 3, described evaporimeter 4, described expansion valve 5 is connected in the work loop of a circulation, this work loop structure compactness, motion is smooth, described heat pump compressor 1 is provided with water inlet pipe 21, outlet pipe 22, described condenser 3 is near described evaporimeter 4 and be in described evaporimeter 4 air intakes one side, described exhaust blower 6 is installed in the outside of described evaporimeter 4, the space around described condenser 3 and the described evaporimeter 4 of can flowing through on request of the air in the water heater.
Its workflow is: heat pump steam state low-temperature heating working medium is discharged from evaporimeter 4, enter described heat pump compressor 1, after compressing, described heat pump compressor 1 becomes high temperature, the steam state of high pressure heats working medium, entering described hot-water heater 2 is again flow to most of heat transferred by described water inlet pipe 21, in the water that described outlet pipe 22 flows out, realization is to the heating of water, reach and heat purpose, the steam state that has discharged most of heat then heats working medium and enters described condenser 3 and discharge whole waste heats, the described condenser 3 ambient air temperature of flowing through are raise, the heat pump of steam state heats the liquid refrigerant that working medium then all is condensed into high pressure, entering described expansion valve 5 again reduces pressure, enter described evaporimeter 4 then, the physical process of evaporation of absorbing heat becomes the steam state working medium of low pressure, the flow through heat of described evaporimeter 4 ambient airs of absorption, and the air that flow through this moment has therefore before absorbed steam state working medium institute liberated heat in the described condenser 3, its temperature raises, avoid producing " frosting " phenomenon, the steam state working medium of low pressure reverts to low temperature, the steam state of low pressure heats working medium and returns described compressor, finish a work period thus, remake periodic duty.
Described condenser 3 can be made into the ∩ shape with described evaporimeter 4, more fully the hot-air that flows is effectively utilized; The corner of described condenser transmission channel and described evaporimeter transmission channel is round-corner transition, guarantees that the medium that transmits in the channel moves more glibly.

Claims (1)

1, a kind of Frostless air source heat pump water heater, comprise heat pump compressor (1), hot-water heater (2), condenser (3), evaporimeter (4), expansion valve (5), exhaust blower (6), it is characterized in that: described heat pump compressor (1), described hot-water heater (2), described condenser (3), described evaporimeter (4), described expansion valve (5) is connected in the work loop of a circulation, described heat pump compressor (1) is provided with water inlet pipe (21), outlet pipe (22), described condenser (3) is near described evaporimeter (4) and be in air intake one side of described evaporimeter (4), and described exhaust blower (6) is installed in the outside of described evaporimeter (4).
CNU2008200513905U 2008-07-29 2008-07-29 Non-frost air source heat pump water heater Expired - Fee Related CN201285159Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200513905U CN201285159Y (en) 2008-07-29 2008-07-29 Non-frost air source heat pump water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200513905U CN201285159Y (en) 2008-07-29 2008-07-29 Non-frost air source heat pump water heater

Publications (1)

Publication Number Publication Date
CN201285159Y true CN201285159Y (en) 2009-08-05

Family

ID=40950145

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200513905U Expired - Fee Related CN201285159Y (en) 2008-07-29 2008-07-29 Non-frost air source heat pump water heater

Country Status (1)

Country Link
CN (1) CN201285159Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3165852A1 (en) 2015-11-09 2017-05-10 Mitsubishi Electric Corporation Anti-frost heat pump
CN106642853A (en) * 2015-11-02 2017-05-10 杭州三花家电热管理系统有限公司 Water heater system and heat exchange method of water heater system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106642853A (en) * 2015-11-02 2017-05-10 杭州三花家电热管理系统有限公司 Water heater system and heat exchange method of water heater system
EP3165852A1 (en) 2015-11-09 2017-05-10 Mitsubishi Electric Corporation Anti-frost heat pump

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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: 20090805

Termination date: 20120729