CN200943968Y - Hot pump type air conditioner set with water heater - Google Patents

Abstract

The utility model relates to a heat exchanging device, in particular to a heatpump-type air conditioner set provided with a water heater, which comprises a compressor, a two-position four-way reversing valve, a throttle valve, a condenser, a heat exchanger of the air conditioner, a water pump and a cold water machine set of a water circulation system. The utility model is characterized in that a heater, a heat exchanger, a two-position three-way electromagnetic valve and a heat preservation water tank are also arranged; wherein, the entrance of the hot water heat exchanger is connected the exit of the compressor, and the exit of the hot water heat exchanger is connected with the entrance of the two-position four-way reversing valve through a normally-opened interface of the two-position three-way electromagnetic valve. A normally-closed interface of the two-position three-way electromagnetic valve is connected on a tube piece positioned between the two-position four-way reversing valve and the heat exchanger of the air conditioner. The hot water heat exchanger is connected with a water supply pipe and the heat preservation water tank respectively. The utility model solves the technical problem that the hot water heat exchanger can be started for supplying the hot water when the air conditioner set is under the work mode of the indoor heat generation, and also solves the technical problems of simply structure, easy operation and control, and sufficient temperature of the hot water.

Description

Heat pump type air conditioner unit with water heater

Technical field:

The utility model is about heat-exchange apparatus, especially about having the heat pump type air conditioner unit of water heater.

Background technology:

Air-conditioning equipment not only obtains to use widely in buildings such as industrial plants and many public places such as megastore, theater, station, harbour, warehouse, office buildings over nearly two, 30 years, and gos deep at large among resident's every family.Therefore, air-conditioning equipment has distinguished domestic type with the user and enterprise is distinguished, and the former is air conditioning in small-power is used among a small circle, and the latter generally is that the air conditioning in high-power suitable space is on a large scale used.And along with development of technology, the equipment of the bidirectional modulation air that air-conditioning heats during from initial simple refrigeration develops into hot day time refrigeration, cold day.But present most air-conditioning equipment only is to play to regulate the cold and hot function of air, and working medium will be compressed the heat that obtains and drain into atmosphere when condensation, made a large amount of heat islands to the city on the one hand, on the other hand the serious waste energy.

For this reason, on the basis of family expenses air-conditioning, increase the water tank heat exchanger again, and supporting with it capillary and filter, by in the systemic circulation loop, increasing by two two-position three way reversing solenoid valves, realize " refrigeration ", " cold and heat combined supply ", " heating " and " hot water " the energy-saving type air conditioner water heater of four functions.Its typical case's representative is by ZL200520002821.5 number " a kind of energy-conservation air conditioner and water heater " standing on application on January 8th, 2005 on the Huang, other " domestic air conditioning, hot-water composite machine " as ZL02238136.8, ZL03266196.7 number " a kind of cold and heat combined supply water heater ".But all there is complex structure in they, the defective that manufacturing cost is high, and control inconvenience, need introduce high pressure gas by pilot valve as the guiding valve of realizing refrigeration in the domestic air conditioning or heating employed its main valve of four-way reversing solenoid valve promotes, in the ZL200520002821.5 utility model patent when a two-position three way reversing solenoid valve is communicated with compressor with the water tank heat exchanger (when being in " cold and heat combined supply " or " heating "), this four-way reversing solenoid valve a mouth does not have the high pressure input, the guiding valve that pilot valve can't be introduced high pressure gas promotion main valve moves, also just can't realize normal commutation, two position three way directional control valve is connected the four-way reversing solenoid valve makes its a mouth obtain high pressure gas, the action that commutates recovers the connected state that two position three way directional control valve makes compressor and water heater then.And the weak point of their maximums is that can not open hot water heat exchanger under the operating mode of indoor " heating " provides hot water.In addition, these can provide the air-conditioning of hot water, and its structure only is applicable to low power domestic air conditioning, because its power is limited, cause the water temperature of hot water lower, especially can not well meet consumers' demand in cold season.

The utility model content:

The purpose of this utility model is to carry a kind of heat pump type air conditioner unit with water heater, mainly solving the air-conditioning unit and simultaneously can open the technical problem that hot water heat exchanger provides hot water under the operating mode of indoor " heating ", secondly is to solve the technical problem that simple in structure, convenient operation and control and hot water have enough water temperatures.

The technical scheme that the utility model solves the problems of the technologies described above is:

A kind of heat pump type air conditioner unit with water heater, comprise have compressor, the handpiece Water Chilling Units of two-position four way change valve, choke valve, condenser, air-condition heat exchanger, water pump and water circulation system, it is characterized in that: be provided with hot water heat exchanger, two-position three way magnetic valve and attemperater; This hot water heat exchanger import links to each other with compressor outlet, its outlet links to each other with the two-position four way change valve import by the interface of often opening of this two-position three way magnetic valve, and the normally closed interface of this two-position three way magnetic valve is connected two-position four way change valve to the pipeline of air-condition heat exchanger; This hot water heat exchanger is connected with attemperater with running water pipe respectively.

It is characterized in that: this handpiece Water Chilling Units is the single refrigeration system with a compressor, a two-position four way change valve, a condenser, perhaps for having two refrigeration systems of two compressors, two two-position four way change valves and two condensers, perhaps for having many refrigeration systems of two above compressors, two-position four way change valve and condensers.

The utlity model has subordinate's beneficial effect;

1, not only can realize separate refrigeration, heat, use separately water heater separately, in refrigeration, use water heater, and can when heating, use water heater, have five functions.

2, only increased hot water heat exchanger, attemperater and two-position three way solenoid directional control valve on original handpiece Water Chilling Units, therefore simple in structure, it is less to increase cost.

3, easy to operate, when using hot water heat exchanger, do not exist two-position four way change valve to lack the defective that high pressure can not commutate, thus can on the automatically controlled basis of former air-conditioning unit, realize the control of five kinds of operating modes easily, and can not impact cost.

4, can utilize whole condenser heats, can simultaneously fully free use hot water when freezing summer.

5, compare energy-conservation with other forms of independent water heater and cut down expenses, for example, compare with the electrical heating type water heater, expense only is the former 1/5, is 1/3 of existing gas heater expense, be charged heating the solar water heater expense 1/2.

6, water heater does not have potential safety hazard in the use, does not have the possible electric shock harm of electric heater, and perhaps gas heater is blasted and endangered and accidents such as leakage poisoning and fire.

7, help alleviating or eliminating the heat island that air-conditioning system forms atmospheric environment, and the negative effect that brings.

8, can be convenient to regulate the quantity of refrigeration system in the unit, adapt to the demand of different area refrigerating capacity, heating capacity and hot water temperature.

9, as long as a set of equipment just can satisfy the demand of user to air conditioning and hot water simultaneously, not only expense is low than acquiring air conditioner and water heater respectively, and reduces the space and the mounting cost of hold facility.

Description of drawings:

Fig. 1 is the handpiece Water Chilling Units structural representation of existing idle call.

Fig. 2 is a kind of structural representation with two refrigeration systems of the utility model.

The specific embodiment:

See also the existing high-power handpiece Water Chilling Units that is used for enterprise's air-conditioning shown in Figure 1, it comprises and has compressor 1, two-position four way change valve 4, the refrigeration system A of condenser 5 and have an air-condition heat exchanger 7, the water system B of water pump 9 and circulating water pipe 10, the main-inlet of the outlet of compressor 1 and two-position four way change valve 4 joins, an outlet of two-position four way change valve 4 is connected with compressor 1 import by two-position four way change valve 4 through the air-condition heat exchanger 7 of condenser 5 with series connection again, 7 of air-condition heat exchangers are connected in the circulating water pipe 10, during refrigeration, compressor 1 with the high-temperature gas of pressurized through two-position four way change valve 4 condenser 5 of flowing through, after the heat radiation condensation, evaporate the absorption heat by air-condition heat exchanger 7,, this cold is delivered to each cold place of need of user by water pump 9 and circulating water pipe 10 refrigeration of the water in the water system B.Otherwise, when the outlet of two-position four way change valve 4 with compressor 1 is connected with air-condition heat exchanger 7, when simultaneously condenser 5 being connected with compressor 1 import, high temperature compressed gas heats the heat that respectively needs of through circulating water pipe 10 heat being delivered to the user by water pump 9 at 7 pairs of water system recirculated waters of air-condition heat exchanger earlier and locates, Compressed Gas after heat exchange passes through condenser 5 again, and two-position four way change valve 4 flows back to compressor 1.In addition, the flowing velocity and the liquid wherein of control Compressed Gas are provided with choke valve 6 between condenser 5 and air-condition heat exchanger 7, and the pipeline that two-position four-way valve 4 flows back to compressor 1 is provided with vapour liquid separator 8.

Please consult shown in Figure 2ly again, the utility model is to have additional hot water heat exchanger 2 on the basis of handpiece Water Chilling Units refrigeration system A shown in Figure 1 and water system B, two-position three way magnetic valve 3 and attemperater 11.Wherein hot water heat exchanger 2 can be heat-exchangers of the plate type, tube-in-tube heat exchanger or shell and tube heat exchanger, it now is example with the tube-in-tube heat exchanger, it is the inner casing that is provided with the heat exchanger tube of tortuous coiling, this casing is communicated with running water pipe and attemperater 11 respectively, attemperater 11 then links to each other with hot water tap or shower 13 with pipeline, also stop valve 12 can be set respectively on the water inlet of attemperater 11 and outlet pipeline, hot water heat exchanger 2 and attemperater 11 have been formed water heater C of the present utility model like this.One end of the heat exchanger tube of this hot water heat exchanger 2 is connected with the outlet of compressor 1 as the import of heat of compression gas, and its other end then is connected with the main-inlet of the two-position four way change valve 4 of refrigeration system A by the interface of often opening of two-position three way magnetic valve 3.The normally closed interface of this two-position three way magnetic valve 3 then is connected air-condition heat exchanger 7 among the refrigeration system A to the pipeline of two-position four way change valve 4, as for all the other compressors 1 among the refrigeration system A, vapour liquid separator 8, two-position four way change valve 4, condenser 5, annexation between the air-condition heat exchanger 7 among connection between the choke valve 6, the water system B, annexation between water pump 9 and the circulating water pipe 10 and refrigeration system A and water system B all with aforementioned existing handpiece Water Chilling Units in identical.

The utility model is when refrigeration, two-position three way magnetic valve 3 is in the normally open position, the high temperature compressed gas of compressor 1 carries out heat exchange by hot water heat exchanger 2 earlier, after flowing into wherein running water heating, send into attemperater 11 storages, for hot water tap or shower 13 provide hot water, Compressed Gas is after two-position four way change valve 4 is flowed through condenser 5 condensations then, by choke valve 6 throttlings, again through air-condition heat exchanger 7 evaporation absorption refrigerations, and water pump B is delivered to the place that each needs cooling with these air-condition heat exchanger 7 made colds, so just realized water heater C work in refrigeration, for the user provides free hot water.Do not need water heater C work if only need freeze, during promptly simple the refrigeration, flow to stop valve 12 on the pipeline of attemperater 11 as long as close hot water heat exchanger 2, water in hot water heat exchanger 2 casings is not flowed, this hot water heat exchanger 2 itself reaches thermal balance rapidly, it just no longer participates in heat exchange, has no difference with existing handpiece Water Chilling Units refrigeration.

The utility model is when heating, switching with two-position four-way heat exchanger 4, this two-position three way magnetic valve 3 also switch simultaneously close that it leads to two-position four way change valve 4 often open interface, and the normally closed interface of air-condition heat exchanger 7 is led in unlatching, the high temperature compressed gas of compressor 1 is carrying out heat exchange by hot water heat exchanger 2, store sending into attemperater 11 after the running water heating that flows into, for hot water tap or shower 13 provide hot water, entering air-condition heat exchanger 7 at Compressed Gas then heats, the heat of being produced is delivered to each by water system B needs thermal field to warm oneself, Compressed Gas after heating enters the heat absorption of condenser 5 carburation by evaporations after by choke valve 6 throttlings, arrive the two-position four way change valve 4 after switching again, get back to compressor 1 by vapour liquid separator 8 at last, water heater working provides hot water when heating with regard to being implemented in easily like this.Do not require that water heater C provides hot water if only need simple heating, identical with above-mentioned simple refrigeration, lead to stop valve 12 on attemperater 11 pipelines as long as close hot water heat exchanger 2.Heat with existing handpiece Water Chilling Units this moment and have no difference.

The utility model can use water heater C work separately under the state that neither refrigeration does not heat again, at this moment, the water pump 9 of water system B shuts down, air-condition heat exchanger 7 does not participate in heat exchange, the high temperature compressed gas of compressor 1 enters the heat absorption of condenser 5 carburation by evaporations by choke valve 6 throttling step-downs, more again by the two-position four-way heat exchange valve 4 after switching after flowing to air-condition heat exchanger 7 by hot water heat exchanger 2 back normally closed interfaces by two-position three way magnetic valve 3, vapour liquid separator 8 flows to compressor 1.Can utilize the defrost function of original handpiece Water Chilling Units that condenser 5 is carried out defrost operation this moment fully.

Refrigeration system A of the present utility model can be single refrigeration system, promptly has only 5, one choke valves 6 of 4, one condensers of 2, one two-position four way change valves of 1, one two-position three way magnetic valve of a compressor and a vapour liquid separator 8 among the refrigeration system A.For satisfying different spaces and usable floor area greatest differences, and overcome the not high defective of hot water temperature that causes thus to air conditioner refrigerating, heat demand.Two refrigeration systems that the utility model can adopt the single refrigeration system by two parallel connections as shown in Figure 2 to form, the single refrigeration system of in this pair refrigeration system each (or one group of intercommunication) heat exchanger tube independent separately and in the air-condition heat exchanger 7 connects, and each single refrigeration system only is connected with a heat exchanger tube in the hot water exchanger 2.Perhaps many refrigeration systems of forming by single refrigeration system in parallel more than two of refrigeration system A.

Claims (2)

1, a kind of heat pump type air conditioner unit with water heater, comprise have compressor, the handpiece Water Chilling Units of two-position four way change valve, choke valve, condenser, air-condition heat exchanger, water pump and water circulation system, it is characterized in that: be provided with hot water heat exchanger, two-position three way magnetic valve and attemperater; This hot water heat exchanger import links to each other with compressor outlet, its outlet links to each other with the two-position four way change valve import by the interface of often opening of this two-position three way magnetic valve, and the normally closed interface of this two-position three way magnetic valve is connected two-position four way change valve to the pipeline of air-condition heat exchanger; This hot water heat exchanger is connected with attemperater with running water pipe respectively.

2, the heat pump type air conditioner unit with water heater according to claim 1, it is characterized in that: this handpiece Water Chilling Units is the single refrigeration system with a compressor, a two-position four way change valve, a condenser, perhaps for having two refrigeration systems of two compressors, two two-position four way change valves and two condensers, perhaps for having many refrigeration systems of two above compressors, two-position four way change valve and condensers.

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