CN201429294Y

CN201429294Y - Heat pump double-effect refrigerator and hot water integrated machine

Info

Publication number: CN201429294Y
Application number: CN200920021137XU
Authority: CN
Inventors: 迟永江
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-17
Filing date: 2009-04-17
Publication date: 2010-03-24
Anticipated expiration: 2019-04-17

Abstract

The utility model relates to a heat pump double-effect refrigerator and hot water integrated machine, belonging to the technical field of the structure of heat pumps, which comprises an insulation cabinet body. An evaporator installed in a refrigerating cabinet is arranged in the insulation cabinet. The evaporator passes through a compressor and is communicated with a condenser through a refrigeration pipe. The condenser is communicated with the evaporator through a capillary or a thermal expansion valve to form a circulating refrigeration loop. The utility model is characterized in that the condenser is arranged in a hot water tank with an inlet and an outlet. Since the double effects of refrigeration and heating of the heat pump are utilized, the working conditions of the refrigerator, the freezer and the like are improved, the hot water is heated by the recycled waste heat, and the energy is saved and the energy efficiency ratio can reach 300 percent to 800 percent (the energy efficiency ratio is equal to (heating capacity pulsing refrigerating capacity) being divided by the electric power of the compressor).

Description

The heat pump economic benefits and social benefits are answered refrigerator, hot water integrated machine

One, technical field

The utility model relates to refrigerator, hot water integrated machine, belongs to refrigerator hot water machine technical field of structures.

Two, background technology

At present, in the kitchen of school, factory, hotels and other places, need bigger freezing and refrigeration cabinet.Because kitchen temperature height, the radiating condition of freezing and refrigeration cabinet is very poor, and its operating mode is worsened, and causes to waste energy and the fault rate increase.

Three, summary of the invention

The purpose of this utility model is to solve the weak point that above-mentioned prior art exists, and provides a kind of novel, rational in infrastructure, can improve the condition of work of refrigerator, can also realize that the heat pump economic benefits and social benefits of used heat utilization answer refrigerator, hot water integrated machine simultaneously.

The utility model is achieved through the following technical solutions:

The heat pump economic benefits and social benefits are answered refrigerator, hot water integrated machine, comprise insulation casing 3, insulation casing 3 inside are provided with the evaporimeter 6 that is installed in the freezing and refrigeration chamber 4, evaporimeter 6 is communicated with condenser by refrigeration pipe via compressor 2, condenser is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, form the refrigerating circuit of a circulation, special character is that condenser places in the boiler of bringing outlet into;

Described condenser comprises heating inner condenser 12 and heat transmission external condenser 1, and inner condenser 12 places in the boiler of bringing outlet into;

Described boiler is single water tank or combination water tank;

Described combination water tank is made of high-temperature water tank 15 that has high-temperature-hot-water outlet pipe 8, built-in electric heater 9 and the boiler 14 that has hot water outlet pipe 10, a built-in inner condenser 12;

Described high-temperature water tank 15 places the top of boiler 14, be provided with the dividing plate that has opening 13 that is used for the hot water circulation between the two, the top of high-temperature water tank 15 is provided with the water supply tank 7 that is communicated with outside watering, and water supply tank 7 is communicated with the boiler 14 of bottom by filling pipe 11;

Described evaporimeter 6 is communicated with via the inner condenser 12 of compressor 2 with boiler 14 inside by refrigeration pipe, that the outside of boiler 14 is provided with is 12 that be communicated with inner condenser, be used for external condenser 1 regulating and controlling temperature, that be used with blower fan 16, external condenser 1 is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, forms the refrigerating circuit of a circulation;

Described freezing and refrigeration chamber 4 peripheries are provided with heat-insulation layer 5;

Also be provided with the filter 17 that is used for impurity screening in the described refrigerating circuit.

Operation principle of the present utility model is actually the difunctional utilization of a source pump.Freezing and refrigeration chamber 4 needs the cooling refrigeration, and water tank need heat the temperature that improves water, and just freezing and refrigeration chamber 4 heat absorption can be discharged in the water tank by the heat pump that compressor 2, evaporimeter 6, capillary or heating power expansion valve 18, inner condenser 12 are formed, make freezing and refrigeration chamber 4 cooling refrigeration, make the water intensification heating of water tank.

The utility model has utilized the refrigeration and heating double-effect of heat pump to answer, not only improve the operating mode of refrigerator, icebox etc. but also reclaimed waste heat hot water, energy savings killing three birds with one stone, its Energy Efficiency Ratio can be accomplished 300%-800% (electrical power of Energy Efficiency Ratio=(heating capacity+refrigerating capacity) ÷ compressor).

Four, description of drawings

Fig. 1: the utility model embodiment 1 structural principle schematic diagram;

Fig. 2: the utility model embodiment 2 structural principle schematic diagrames;

Fig. 3: the utility model embodiment 3 structural principle schematic diagrames;

Fig. 4: the utility model heat pump economic benefits and social benefits are answered refrigerator, hot water integrated machine overall structure figure;

Casing in the drawings, 1, external condenser, 2, compressor, 3,, 4, freezing and refrigeration chamber, 5, heat-insulation layer, 6, evaporimeter, 7, water supply tank, 8, the high-temperature-hot-water outlet pipe, 9, electric heating tube, 10, hot water outlet pipe, 11, filling pipe, 12, inner condenser, 13, dividing plate, 14, boiler (below 70 ℃), 15, high-temperature water tank (more than 90 ℃), 16, blower fan, 17, filter, 18, capillary or heating power expansion valve.

Five, the specific embodiment

Following with reference to accompanying drawing, provide the specific embodiment of the present utility model, be used for formation of the present utility model is further specified.

Embodiment 1

The heat pump economic benefits and social benefits of present embodiment answer refrigerator, hot water integrated machine with reference to figure 1, comprise insulation casing 3, insulation casing 3 inside are provided with the evaporimeter 6 that is installed in the freezing and refrigeration chamber 4, evaporimeter 6 is communicated with condenser by refrigeration pipe via compressor 2, condenser is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, form the refrigerating circuit of a circulation, condenser places in the boiler of bringing outlet into; Described boiler is single water tank.

Embodiment 2

The heat pump economic benefits and social benefits of present embodiment answer refrigerator, hot water integrated machine with reference to figure 2, comprise insulation casing 3, insulation casing 3 inside are provided with the evaporimeter 6 that is installed in the freezing and refrigeration chamber 4, evaporimeter 6 is communicated with condenser by refrigeration pipe via compressor 2, condenser is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, form the refrigerating circuit of a circulation, described condenser comprises heating inner condenser 12 and heat transmission external condenser 1, and inner condenser 12 places in the boiler of bringing outlet into; Described boiler is single water tank.

Embodiment 3

Present embodiment is that the heat pump economic benefits and social benefits of most preferred embodiment are answered refrigerator, hot water integrated machine, with reference to figure 3,4, comprise insulation casing 3, insulation casing 3 inside are provided with the evaporimeter 6 that is installed in the freezing and refrigeration chamber 4, evaporimeter 6 is communicated with condenser by refrigeration pipe via compressor 2, condenser is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, form the refrigerating circuit of a circulation, described condenser comprises heating inner condenser 12 and heat transmission external condenser 1, and inner condenser 12 places in the boiler of bringing outlet into; The combination water tank that described boiler is served as reasons and had the high-temperature water tank 15 of high-temperature-hot-water outlet pipe 8, built-in electric heater 9 and have boiler 14 formations of hot water outlet pipe 10, built-in inner condenser 12; High-temperature water tank 15 places the top of boiler 14, is provided with the dividing plate that has opening 13 that is used for the hot water circulation between the two, and the top of high-temperature water tank 15 is provided with the water supply tank 7 that is communicated with outside watering, and water supply tank 7 is communicated with the boiler 14 of bottom by filling pipe 11; Evaporimeter 6 is communicated with via the inner condenser 12 of compressor 2 with boiler 14 inside by refrigeration pipe, that the outside of boiler 14 is provided with is 12 that be communicated with inner condenser, be used for external condenser 1 regulating and controlling temperature, that be used with blower fan 16, external condenser 1 is communicated with evaporimeter 6 via capillary or heating power expansion valve 18 again, forms the refrigerating circuit of a circulation; Described freezing and refrigeration chamber 4 peripheries are provided with heat-insulation layer 5; Also be provided with the filter 17 that is used for impurity screening in the described refrigerating circuit.

The heat pump economic benefits and social benefits of above embodiment are answered refrigerator, hot water integrated machine, can be made in the inside of insulation casing 3, also can externally additional making on the basis of original insulation casing 3.

Its course of work is as follows:

Compressor 2 work absorb the cold-producing medium in the evaporimeter 6, and the liquid refrigerant evaporation heat absorption in the evaporimeter 6 becomes gas, makes the greenhouse cooling refrigeration of freezing and refrigeration chamber 4.The heat that compressor 2 absorbs in evaporimeter 6 together is discharged in the inner condenser 12 together with the heat of the electric energy conversion that compressor 2 consumes, hot water in the high temperature and high pressure gas heat extraction heating water tank in the inner condenser 12 makes gaseous refrigerant be converted into liquid refrigerant again, liquid refrigerant is again through capillary 18 throttlings, in evaporimeter 6, evaporate heat absorption again, periodic duty makes freezing and refrigeration chamber 4 refrigeration cool-down chilled foods like this, and the heating of the water in the boiler 14 is used to scrub tableware.High-temperature water tank 15 can provide the hot water more than 95 ℃, and its moisturizing is 70 ℃ of hot water being provided by boiler 14 by electric heater for heating, thereby very economize on electricity.Refrigeration plants such as the refrigerator of using always in the daily life, icebox just utilize the refrigeration of heat pump, and heat is discharged to contaminated environment in the air.

Characteristics:

(1) this equipment is answered the application of all-in-one for the heat pump economic benefits and social benefits, i.e. the cooling and warming effect of unit utilizes simultaneously, is installed in the kitchen, and dual-use can provide hot water again for fresh-keeping and cold storage food, and is easy to use, connects with the mains and running water gets final product work.Conserve energy not only, and improved the condition of work of compressor.The use that holds water can be brought up to Energy Efficiency Ratio about 4-7.Energy-conservation highly significant.

(2) inner condenser 12 is a coiled, begin to arrange by boiler 14 tops to the bottom, and the consistent top water temperature height that keeps water tank during work, the bottom water temperature is low, not only makes the temperature height that discharges water, and improves the condition of work of compressor simultaneously, saves operating cost.

(3) three temperature control systems

One cover temperature control system is measured freezing and refrigeration chamber 4 temperature, 2 work of control compressor, make freezing or temperature of refrigerating chamber adjustable within the specific limits controlled.

Another set of temperature control system is measured the water temperature of boiler 14, the work of control fan 16 makes the water temperature of boiler 14 adjustable within the specific limits controlled, and the pressure at expulsion of controlling compressor 2 simultaneously changes within the specific limits, avoid overvoltage, overlond running, guarantee the compressor reliably working.

The 3rd cover temperature control system is measured the temperature of high-temperature water tank 15, controls electric heating tube work, makes consistent the remaining on more than 95 degree of temperature of high-temperature water tank 15.

Claims

1, the heat pump economic benefits and social benefits are answered refrigerator, hot water integrated machine, comprise insulation casing (3), insulation casing (3) inside is provided with the evaporimeter (6) that is installed in the freezing and refrigeration chamber (4), evaporimeter (6) is communicated with condenser by refrigeration pipe via compressor (2), condenser is communicated with evaporimeter (6) via capillary or heating power expansion valve (18) again, form the refrigerating circuit of a circulation, be characterised in that condenser places in the boiler of bringing outlet into.

2, answer refrigerator, hot water integrated machine according to the described heat pump economic benefits and social benefits of claim 1, it is characterized in that described condenser comprises heating inner condenser (12) and heat transmission external condenser (1), inner condenser (12) places in the boiler of bringing outlet into.

3, answer refrigerator, hot water integrated machine according to claim 1 or 2 described heat pump economic benefits and social benefits, it is characterized in that described boiler is single water tank or combination water tank.

4, want 3 described heat pump economic benefits and social benefits to answer refrigerator, hot water integrated machine according to right, it is characterized in that described combination water tank is made of high-temperature water tank (15) that has high-temperature-hot-water outlet pipe (8), built-in electric heater (9) and the boiler (14) that has hot water outlet pipe (10), a built-in inner condenser (12); High-temperature water tank (15) places the top of boiler (14), be provided with the dividing plate that has opening (13) that is used for the hot water circulation between the two, the top of high-temperature water tank (15) is provided with the water supply tank (7) that is communicated with outside watering, and water supply tank (7) is communicated with the boiler (14) of bottom by filling pipe (11); Described evaporimeter (6) is communicated with via the inner inner condenser (12) of compressor (2) and boiler (14) by refrigeration pipe, the external condenser (1) that the outside of boiler (14) is provided with is that be communicated with, that be used for regulating and controlling temperature with inner condenser (12), be used with blower fan (16), external condenser (1) is communicated with evaporimeter 6 via capillary or heating power expansion valve (18) again, forms the refrigerating circuit of a circulation.

5, answer refrigerator, hot water integrated machine according to the described heat pump economic benefits and social benefits of claim 1, it is characterized in that described freezing and refrigeration chamber (4) periphery is provided with heat-insulation layer (5).

6, answer refrigerator, hot water integrated machine according to the described heat pump economic benefits and social benefits of claim 1, it is characterized in that also being provided with in the described refrigerating circuit filter (17) that is used for impurity screening.