CN105509376A - Efficient-heat-exchange air conditioner refrigeration circulating system and air conditioner - Google Patents
Efficient-heat-exchange air conditioner refrigeration circulating system and air conditioner Download PDFInfo
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- CN105509376A CN105509376A CN201610074441.5A CN201610074441A CN105509376A CN 105509376 A CN105509376 A CN 105509376A CN 201610074441 A CN201610074441 A CN 201610074441A CN 105509376 A CN105509376 A CN 105509376A
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- refrigerant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
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Abstract
The invention discloses an efficient-heat-exchange air conditioner refrigeration circulating system which comprises a compressor, a coolant condenser, a coolant evaporator, an indoor unit heat exchanger, an expansion valve and a heat dissipator, wherein a high-pressure output end of the compressor is communicated with one end of the coolant condenser; the other end of the coolant condenser is communicated with one end of the coolant evaporator through a pipeline; the pipeline is provided with the expansion valve; the other end of the coolant evaporator is communicated with a low-pressure input end of the compressor; the coolant condenser is externally connected with the heat dissipator; the coolant evaporator is externally connected with the indoor unit heat exchanger; a heat-conducting medium, which directly contacts the coolant, is respectively arranged in the coolant condenser and coolant evaporator; the heat-conducting medium is a solid heat conductor; the solid heat conductor in the coolant condenser is connected with the heat dissipator; and the solid heat conductor in the coolant evaporator is connected with the indoor unit heat exchanger. By adopting the solid heat conductor as the heat-conducting medium, the structure of the traditional air conditioner refrigeration circulating system is changed; and the system has the advantages of simpler structure arrangement, higher heat transfer rate and better effect.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of air conditioner cooling cycle system and air-conditioner of high efficient heat exchanging.
Background technology
Air-conditioning a kind ofly makes the refrigeration that the refrigerant of its inside carries out being made up of compression process, condensation process, expansion process and evaporation process or the device heating circulation.When air-conditioning carries out kind of refrigeration cycle, the refrigerant becoming high-temperature high-pressure state through compressor compresses can flow to condenser under the guiding of cross valve, and externally dispel the heat in outdoor unit heat exchanger, then its temperature and pressure is significantly reduced when flowing through expansion valve, this low temperature, low pressure refrigerant can absorb heat when flowing through evaporimeter subsequently, finally again flow back in compressor.Wherein, compression process, condensation process and expansion process are carried out in the off-premises station of air-conditioning, and evaporation process is then carry out under the effect of blowing fan in indoor set and indoor set heat exchanger.
Air-conditioning is divided into domestic air conditioning and business air conditioner usually, wherein business air conditioner is mainly used in the building such as office building, market, at present, its condensation process of business air conditioner cooling cycle system, take away in outdoor unit heat exchanger by the heat produced during refrigerant condensation by adopting cooling water (low-temperature receiver), cooling water is through cooling column circulating cooling, water circulation needs to adopt a large amount of water pump, structure installment is complicated, power consumption is large, and air-conditioning Long-Time Service recirculated cooling water, easily multiply in cooling water and breed mould and viral pathogenic microorganism, the environment in air conditioner is unhygienic; And absorb room air (thermal source) heat by refrigerant in evaporation process and make cools air, but the heat exchanger effectiveness of refrigerant and air is not high, and the heat exchanger effectiveness how improving indoor set heat exchanger is our problem to be solved.
Summary of the invention
In order to solve above-mentioned prior art problem, the invention provides the air conditioner cooling cycle system that a kind of structure is simple, energy-saving and cost-reducing, heat exchanger effectiveness is high.
Technical scheme of the present invention is: a kind of air conditioner cooling cycle system of high efficient heat exchanging, comprise compressor, refrigerant condenser, refrigerant evaporator, indoor set heat exchanger, expansion valve and heat abstractor, compressor high-voltage output end is communicated with refrigerant condenser one end, the refrigerant condenser other end is communicated with refrigerant evaporator one end by pipeline, pipeline arranges expansion valve, the refrigerant evaporator other end is communicated with compressor low pressure input, described refrigerant condenser external connection radiating device, the external indoor set heat exchanger of refrigerant evaporator, described refrigerant condenser be provided with the heat-conducting medium directly contacted with refrigerant in refrigerant evaporator, described heat-conducting medium is solid-state heat carrier, solid-state heat carrier in described refrigerant condenser is connected with heat abstractor, solid-state heat carrier in described refrigerant evaporator is connected with indoor set heat exchanger.
Described solid-state heat carrier is be filled with any one or more in the composite guide hot body of gas or liquid or heat pipe or metal heat conducting-body or Graphene heat carrier in heat conduction shell.
Described refrigerant condenser comprises housing, refrigerant condensation channel is provided with in housing, housing is provided with refrigerant inlet end and refrigerant exit end, refrigerant inlet end is communicated with compressor high-voltage output end, refrigerant exit end is connected with expansion valve by pipeline, a described solid-state heat carrier part is arranged in refrigerant condensation channel, and another part stretches out refrigerant condensation channel and is connected with heat abstractor to refrigerant condenser is outer.
Solid-state heat carrier in described refrigerant condensation channel linearly type or curved type structure is fixed on refrigerant condensation channel axis, and the curved type structure of solid-state heat carrier can increase the contact area of itself and refrigerant, improves heat exchange efficiency.
Solid-state heat carrier surface in described refrigerant condensation channel is provided with some fins, and fin is used for the contact area increasing internal solid heat carrier and refrigerant further, improves heat exchange efficiency.
Described refrigerant evaporator comprises housing, refrigerant evaporation passage is provided with in housing, housing is provided with refrigerant inlet end and refrigerant exit end, refrigerant inlet end is connected with expansion valve by pipeline, refrigerant exit end is communicated with compressor low pressure input, a described solid-state heat carrier part is arranged in refrigerant evaporation passage, and solid-state heat carrier another part stretches out refrigerant evaporation passage and is connected with indoor set heat exchanger to refrigerant evaporator is outer.
Solid-state heat carrier in described refrigerant evaporation passage linearly type or curved type structure is fixed on refrigerant evaporation passage axis.
Solid-state heat carrier outside described refrigerant evaporation passage linearly type or curved type structure is fixed in indoor set heat exchanger housing.
Described heat abstractor is air cooling equipment or water cooling plant or ground device for cooling.
The present invention also provides a kind of air-conditioner, comprises air conditioner cooling cycle system, and described air conditioner cooling cycle system is the air conditioner cooling cycle system described in above-mentioned arbitrary technical scheme.
Beneficial effect of the present invention is:
1, the present invention adopts solid-state heat carrier as heat-conducting medium, change the structure of traditional air conditioner cooling cycle system, refrigerant circulation can enter indoor, vibrational power flow is more simple, heat transfer effect is more excellent, heat transfer rate is faster, substantially increase whole air conditioner cooling cycle system refrigerating efficiency, heat transference efficiency is higher; Secondly, air conditioner cooling cycle system of the present invention carries out temperature difference heat exchange by solid-state heat carrier, need not adopt recirculated water, then do not need a large amount of water pumps, saves power consumption, saves use cost;
2, the present invention adopts solid-state heat carrier as heat-conducting medium, reduce the unit of cooling water required for outdoor unit heat exchanger Inner eycle, device structure is simplified, avoid in outdoor unit heat exchanger, adopting recirculated cooling water to grow and breeding mould and viral pathogenic microorganism, keep the clean of air conditioner, and reduce water resource utilization, reach energy-conservation effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of air conditioner cooling cycle system of the present invention;
Fig. 2 is embodiment 1 refrigerant condenser structure schematic diagram;
Fig. 3 is embodiment 1 refrigerant evaporator structural representation;
Fig. 4 is the solid-state heat carrier structural representation of embodiment 2;
Fig. 5 is embodiment 2 refrigerant condenser structure schematic diagram (band heat abstractor);
In figure, 1, compressor; 2, refrigerant condenser; 21, housing; 211, refrigerant condensation channel; 212, refrigerant inlet end; 213, refrigerant exit end; 22, inner solid-state heat carrier; 23, outside solid-state heat carrier; 24, fin; 3, refrigerant evaporator; 31, housing; 311, refrigerant evaporation passage; 312, refrigerant inlet end; 313, refrigerant exit end; 32, inner solid-state heat carrier; 33, outside solid-state heat carrier; 34, fin; 4, indoor set heat exchanger; 5, expansion valve; 6, heat abstractor; 7, air blast; 8 metal barred bodies; 100, solid-state heat carrier; 200, Graphene coating; 300, Graphene rod.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further elaborated, and in the accompanying drawing of whole view, corresponding reference symbol represents corresponding parts.
Embodiment 1
A kind of air conditioner cooling cycle system of high efficient heat exchanging, comprise compressor 1, refrigerant condenser 2, refrigerant evaporator 3, indoor set heat exchanger 4, expansion valve 5 and heat abstractor 6, compressor 1 high-voltage output end is communicated with refrigerant condenser 2 one end, refrigerant condenser 2 other end is communicated with refrigerant evaporator one end by pipeline, expansion valve 5 is arranged on pipeline, the refrigerant evaporator other end is communicated with compressor 1 low-pressure end input, the external indoor set heat exchanger 4 of refrigerant evaporator, refrigerant condenser 2 external connection radiating device 6.
Refrigerant condenser 2 comprises housing 21, refrigerant condensation channel 211 is provided with in housing 21, refrigerant condensation channel 211 is provided with refrigerant inlet end 212 and refrigerant exit end 213, refrigerant inlet end 212 and refrigerant exit end 213 stretch out outside housing 21, refrigerant inlet end 212 is communicated with compressor 1 high-voltage output end, refrigerant exit end 213 is connected with expansion valve 5 one end by pipeline, refrigerant inlet end 212 is positioned at above refrigerant exit end 213, when being convenient to refrigerant condensation, after gas changes into liquid, liquid can flow out refrigerant condensation channel 211 smoothly, solid-state heat carrier 100 is provided with in refrigerant condensation channel 211, a solid-state heat carrier part is positioned at refrigerant condensation channel 211, another part stretches out outside refrigerant condensation channel 211 to refrigerant condenser 2, particularly, solid-state heat carrier can be that one end part is in refrigerant condensation channel 211, the other end is positioned at outside refrigerant condensation channel 211, or two ends are all positioned at refrigerant condensation channel 211, bending section is positioned at outside refrigerant condensation channel 211, all be positioned at refrigerant condensation channel 211 other end for one end below and be positioned at the solid-state heat carrier that refrigerant condensation channel 211 is, the solid-state heat carrier being positioned at refrigerant condensation channel 211 is defined as inner solid-state heat carrier, the solid-state heat carrier be positioned at outside refrigerant condenser 2 is defined as outside solid-state heat carrier, inner solid-state heat carrier 22 is fixed on the axis of refrigerant condensation channel 211, for increasing the contact area of refrigerant and the solid-state heat carrier 22 in inside, refrigerant condensation process liberated heat is made to be passed to outside solid-state heat carrier 23 fast by the solid-state heat carrier in inside 22, the curved type structure of inner solid-state heat carrier 22, preferably, the solid-state heat carrier surface of curved type structure is provided with some fins 24, the contact area of the solid-state heat carrier of further raising and refrigerant, improve heat exchange efficiency,
Outside solid-state heat carrier 23 is connected with heat abstractor 6, heat abstractor 6 remains the obvious temperature difference in order to make the solid-state heat carrier of inner solid-state heat carrier 22 and outside 23, heat in refrigerant condensation channel 211 can be passed to outside solid-state heat carrier 23 end and leave by inner solid-state heat carrier 22 fast, improve refrigerant condensing rate, improve the cycle efficieny of air conditioner cooling cycle system, realize high efficient heat exchanging efficiency with this.
Heat abstractor 6 can be air cooling equipment or water cooling plant or ground device for cooling.When heat abstractor 6 is air cooling equipment, the solid-state heat carrier stretching out refrigerant condenser 2 directly with blower fan facing to blowing, heat is dispelled; When heat abstractor 6 is water cooling plant, water cooling plant is circulating cooling tank or spray cooler, and the solid-state heat carrier end of stretching out refrigerant condenser 2 is directly immersed in circulating cooling tank or cooled water sprays continuously; When heat abstractor 6 is ground device for cooling, ground cold charge is set to and is embedded in underground ground cooling coil, the solid-state heat carrier end of stretching out refrigerant condenser 2 extends to subsurface and is connected with cooling coil, utilize the altitude temperature difference effect on ground surface and ground the end (less than 1.5 meters, earth's surface), solid-state heat carrier directly by carry heat to ground, realize heat exchange.
Refrigerant evaporator comprises housing, refrigerant evaporation passage 311 is provided with in housing, refrigerant evaporation passage 311 is provided with refrigerant inlet end 312 and refrigerant exit end 313, refrigerant inlet end 312 and refrigerant exit end 313 stretch out outside housing, refrigerant inlet end 312 is connected with expansion valve 5 other end by pipeline, refrigerant exit end 313 is communicated with compressor 1 low pressure input, refrigerant inlet end 312 is positioned at below refrigerant exit end 313, when being convenient to refrigerant gasification, rising after liquid rotating formation gas and flow out refrigerant evaporation passage 311, be provided with solid-state heat carrier 100 in refrigerant evaporation passage 311, a solid-state heat carrier part is positioned at refrigerant evaporation passage 311, and another part stretches out outside refrigerant evaporation passage 311 to refrigerant evaporator, the solid-state heat carrier being positioned at refrigerant evaporation passage 311 is defined as inner solid-state heat carrier, the solid-state heat carrier be positioned at outside refrigerant evaporator is defined as outside solid-state heat carrier, inner solid-state heat carrier 32 is fixed on the axis of refrigerant evaporation passage 311, outside solid-state heat carrier 33 extends in indoor set heat exchanger 4, indoor set heat exchanger 4 comprises housing and is arranged on the air blast 7 in housing, the curved type structure of outside solid-state heat carrier 33 is fixed in housing, shaped form structure increases the contact area of solid-state heat carrier and air, refrigerant gasification needs heat absorption, outside solid-state heat carrier 33 carries out heat exchange with air, heat in air is passed to inner solid-state heat carrier 32, refrigerant endothermic gasification, atmospheric heat is taken away by solid-state heat carrier, achieve cooling, air blast 7 is utilized to accelerate cross-ventilation, quick reduction indoor temperature, realize refrigeration object, further, the solid-state heat carrier surface, outside of shaped form structure is socketed with some fins 34, improves the contact area of itself and air, improves hot-cast socket.
Further, be positioned at the curved type structure of the solid-state heat carrier in inside of refrigerant evaporation passage 311, increase the contact area of itself and refrigerant, improve the amount of vaporization of refrigerant, and be combined with the solid-state heat carrier in the outside of shaped form structure, substantially increase refrigerant gasification rate, accelerate evaporation efficiency, thus improve the cycle efficieny of air conditioner circulating system.
Solid-state heat carrier part between refrigerant evaporator and indoor set heat exchanger is coated with insulated heat protective sleeve; machine heat exchanger is lost in the process being passed to refrigerant evaporator indoor to prevent heat; guarantee that heat all enters in refrigerant evaporator in order to be absorbed by refrigerant; ensure refrigerant gasification result, thus make refrigeration good.
The solid-state heat carrier 100 that the present embodiment adopts is the composite guide hot body being filled with gas or liquid in heat conduction shell, composite guide hot body is tubular body, shell can the material of heat conduction can be made up of any, be preferably metal shell, after this composite guide hot body end thereof contacts thermal source, the fierceness between its internal gas or fluid molecule can be excited to collide, heat is delivered to the other end fast, for the composite guide hot body that 1m is long, its heat is passed to other end speed from one end is about the 1s time, namely after one end enters thermal source, the other end can experience heat at once, test through science, its thermal conductivity is 500 times of copper, Heat transmission distance is more than 70m, visible employing composite guide hot body can realize the heat transfer of air conditioner cooling cycle system, and then heat exchanger effectiveness is improved, and owing to changing traditional conductive structure, therefore changing the structure of air conditioner cooling cycle system, structure is simpler, use more energy-saving and environmental protection.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1, the solid-state heat carrier 100 that the present embodiment adopts is Graphene heat carrier, can for being coated with the metal tube of Graphene coating 200 or barred body or Graphene rod or grapheme tube, preferably be coated with the metal barred body 8 of Graphene coating 200, Graphene stable chemical performance, graphene thermal conductance is up to 5300W/mK, far away super silver-colored with copper etc. metal material, heat transfer efficiency is considerably beyond air or liquid heat transfer efficiency, refrigerant directly contacts with Graphene heat carrier, fast endothermic and heat radiation can be realized, the recirculated water that successful is better than prior art employing carries out heat exchange, substantially increase the heat exchanger effectiveness of air conditioner cooling cycle system, the present embodiment metal barred body 8 adopts copper.
Further, the solid-state heat carrier of refrigerant condenser 2 can adopt Graphene rod 300 to be connected with heat abstractor 6, accelerates the heat transfer rate between the solid-state heat carrier of inner solid-state heat carrier and outside, improves the thermal conversion efficiency of the whole circulatory system.
Embodiment 3
Embodiment 3 is with the difference of embodiment 1, and the solid-state heat carrier 100 that the present embodiment adopts is heat pipe.
The present invention adopts solid-state heat carrier to realize fast endothermic and the heat radiation of refrigerant, the heat that when refrigerant enters refrigerant condenser, refrigerant sheds by solid-state heat conduction physical efficiency passes fast, accelerate refrigerant condensing rate, refrigerant enters refrigerant evaporator after expansion valve, heat required for refrigerant gasifies by solid-state heat conduction physical efficiency passes to refrigerant fast, accelerate the heat exchange efficiency of indoor set heat exchanger, realize fast-refrigerating, improve the high efficient heat exchanging of air conditioner cooling cycle system, refrigerating speed improves, reduce the consumption of refrigerant, change existing air conditioner circulating system structure, simplify the structure setting, save cost, avoid simultaneously and adopt recirculated water to carry out circulating cooling, reduce the use of water pump, reduce power consumption, and the clean of condenser can be kept, keep air conditioner surroundings health, can not breed bacteria, people use more environment protection health.
The air conditioner cooling cycle system of high efficient heat exchanging of the present invention can be applicable to domestic air conditioning or business air conditioner.
The above; be only preferred embodiment of the present invention; not in order to limit the present invention, every above embodiment is done according to technical spirit of the present invention any trickle amendment, equivalently replace and improve, all should be included in the protection domain of technical solution of the present invention.
Claims (10)
1. the air conditioner cooling cycle system of a high efficient heat exchanging, it is characterized in that, comprise compressor, refrigerant condenser, refrigerant evaporator, indoor set heat exchanger, expansion valve and heat abstractor, compressor high-voltage output end is communicated with refrigerant condenser one end, the refrigerant condenser other end is communicated with refrigerant evaporator one end by pipeline, pipeline arranges expansion valve, the refrigerant evaporator other end is communicated with compressor low pressure input, described refrigerant condenser external connection radiating device, the external indoor set heat exchanger of refrigerant evaporator, described refrigerant condenser be provided with the heat-conducting medium directly contacted with refrigerant in refrigerant evaporator, described heat-conducting medium is solid-state heat carrier, solid-state heat carrier in described refrigerant condenser is connected with heat abstractor, solid-state heat carrier in described refrigerant evaporator is connected with indoor set heat exchanger.
2. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 1, it is characterized in that, described solid-state heat carrier is be filled with any one or more in the composite guide hot body of gas or liquid or heat pipe or metal heat conducting-body or Graphene heat carrier in heat conduction shell.
3. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 1, it is characterized in that, described refrigerant condenser comprises housing, refrigerant condensation channel is provided with in housing, housing is provided with refrigerant inlet end and refrigerant exit end, refrigerant inlet end is communicated with compressor high-voltage output end, refrigerant exit end is connected with expansion valve by pipeline, a described solid-state heat carrier part is arranged in refrigerant condensation channel, and another part stretches out refrigerant condensation channel and is connected with heat abstractor to refrigerant condenser is outer.
4. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 3, is characterized in that, the solid-state heat carrier in described refrigerant condensation channel linearly type or curved type structure is fixed on refrigerant condensation channel axis.
5. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 3, is characterized in that, the solid-state heat carrier surface in described refrigerant condensation channel is provided with some fins.
6. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 1, it is characterized in that, described refrigerant evaporator comprises housing, refrigerant evaporation passage is provided with in housing, housing is provided with refrigerant inlet end and refrigerant exit end, refrigerant inlet end is connected with expansion valve by pipeline, refrigerant exit end is communicated with compressor low pressure input, a described solid-state heat carrier part is arranged in refrigerant evaporation passage, and solid-state heat carrier another part stretches out refrigerant evaporation passage and is connected with indoor set heat exchanger to refrigerant evaporator is outer.
7. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 6, is characterized in that, the solid-state heat carrier in described refrigerant evaporation passage linearly type or curved type structure is fixed on refrigerant evaporation passage axis.
8. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 7, is characterized in that, the solid-state heat carrier outside described refrigerant evaporation passage linearly type or curved type structure is fixed in indoor set heat exchanger housing.
9. the air conditioner cooling cycle system of high efficient heat exchanging according to claim 1, is characterized in that, described heat abstractor is air cooling equipment or water cooling plant or ground device for cooling.
10. an air-conditioner, comprises air conditioner cooling cycle system, it is characterized in that, described air conditioner cooling cycle system is the air conditioner circulating system described in above-mentioned 1 ~ 9 any one.
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| CN201610074441.5A CN105509376B (en) | 2016-02-02 | 2016-02-02 | The air conditioner cooling cycle system and air conditioner of a kind of high efficient heat exchanging |
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| CN201610074441.5A CN105509376B (en) | 2016-02-02 | 2016-02-02 | The air conditioner cooling cycle system and air conditioner of a kind of high efficient heat exchanging |
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| CN105509376B CN105509376B (en) | 2018-03-02 |
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| CN108317608A (en) * | 2018-03-05 | 2018-07-24 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with it |
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| CN105509376B (en) | 2018-03-02 |
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