Air-conditioner multiple spot gasification efficiency modifying device
Technical field
The present invention relates to a kind of air-conditioner multiple spot gasification efficiency modifying device.
Background technology
Existing air-conditioner, usually constitute by the compressor, condenser and the evaporimeter that are communicated with by pipeline, wherein near the position of condenser refrigeration throttling device is housed on the refrigerant carrier pipe that is communicated with between condenser and the evaporimeter, because the throttling hypotensive effect of refrigeration throttling device, make refrigerant just vaporize near in the refrigerant carrier pipe of condenser, the refrigerant after the vaporization enters in the evaporimeter by pipeline and carries out heat exchange with room air.Owing to just become cryogenic media after the refrigerant vaporization, it just carries out heat exchange by tube wall and external environment in pipeline, especially for split-type air conditioner, a large amount of colds are dissipated on outdoor refrigerant carrier pipe in vain, have influenced the Energy Efficiency Ratio of air-conditioning.Simultaneously, the evaporimeter of air-conditioning is when carrying out heat exchange with room air, often the moisture in the room air can condense into condensed water at evaporator surface, finally be discharged in the outdoor environment after being collected, the temperature of this condensed water is generally all low than outdoor environment, after condensed water was discharged in vain, its cold had also just slatterned.
Summary of the invention
The present invention seeks to: a kind of air-conditioner multiple spot gasification efficiency modifying device is provided, and the loss that it reduces vaporization back cryogenic refrigeration medium cold makes that more refrigerant is used to carry out heat exchange in evaporimeter, has improved the Energy Efficiency Ratio of air-conditioning.
Technical scheme of the present invention is: a kind of air-conditioner multiple spot gasification efficiency modifying device, comprise the compressor, condenser and the evaporimeter that are communicated with by the pipeline circulation, and be connected with carrier pipe between described condenser and the evaporimeter; It is characterized in that: an end of the close evaporimeter of described carrier pipe is divided into some minutes carrier pipes and links to each other with evaporimeter, and every branch carrier pipe is provided with refrigeration throttling device.
Wherein, be equipped with refrigeration throttling device on every branch carrier pipe, can the flow of the multiplex system cryogen that enters evaporimeter be accurately distributed, make the evaporation effect of cold-producing medium reach best.
The present invention carries out throttling at the near-end of evaporimeter to refrigerant, makes more cold-producing medium can be present in the form of liquid state in the carrier pipe between condenser and the evaporimeter.With the extension of the carrier pipe between condenser and the refrigeration throttling device, stored more liquid refrigerant so on the one hand as condenser; On the other hand, avoid cold-producing medium to make the cold of cold-producing medium in the piping outside the house, run off through the vaporization of refrigeration throttling device rear section.
Further, if the present invention realizes simple refrigerating function, so also will comprise following technical characterictic: at described compressor two ends, and an end of condenser and evaporimeter links to each other with four-way change-over valve by pipeline, and on the close carrier pipe of condenser one end, be provided with first check valve that points to evaporator end, be parallel with on this first check valve and heat throttling arrangement, on the refrigeration throttling device of every branch carrier pipe, then all be parallel with second check valve that points to condenser end.
Further, in above-mentioned air-conditioner single-point gasification efficiency modifying device, also be provided with silencing means on the described refrigeration throttling device.Preferably, described silencing means is the butyl rubber noise reduction damping block of parcel refrigeration throttling device.
Further, in above-mentioned air-conditioner multiple spot gasification efficiency modifying device, described refrigeration throttling device can be conventional capillary; Perhaps described refrigeration throttling device also can be an electric expansion valve, and like this, structure of the present invention is more suitable for being applied on the convertible frequency air-conditioner, improves the Energy Efficiency Ratio of convertible frequency air-conditioner.
Further, in above-mentioned air-conditioner multiple spot gasification efficiency modifying device, the described throttling arrangement that heats can be conventional capillary; The perhaps described throttling arrangement that heats also can be an electric expansion valve, and like this, structure of the present invention is more suitable for being applied on the convertible frequency air-conditioner, improves the Energy Efficiency Ratio of convertible frequency air-conditioner.
Further, in above-mentioned air-conditioner single-point gasification efficiency modifying device, described evaporimeter is provided with the condensate return pipe, is provided with the condensed water circulating sprayer that is communicated with described condensate return pipe near the described condenser.The water of collecting on the evaporimeter is transported to the condensed water circulating sprayer by the condensate return pipe, and spray to the fin of condenser, help distributing of condenser heat, improve the heat exchanger effectiveness of condenser.
Further, described condensed water circulating sprayer comprises the storage container that is communicated with the outlet of condensate return pipe, is located at the spray conveying device in the storage container, link to each other with storage container and be positioned at some spray carrier pipes of condenser one side, the condensed water cooling device of being located at storage container top and linking to each other with storage container by pipeline and be located at pallet below the condenser, described pallet links to each other with the condensed water cooling device through riser tubing, and described riser tubing is provided with elevator pump; Described spray carrier pipe is relative with the condenser fan of being located at the condenser opposite side, and is distributed with some spray apertures on the described spray carrier pipe.The condensed water of storing in the described storage container is delivered in the spray carrier pipe through the spray conveying device, be ejected to the fin surface of condenser through spray apertures, and under the swabbing action of condenser fan, the heat of fin surface is taken away fast, accelerate distributing of condenser heat, improve the heat exchanger effectiveness of condenser.Spray to condenser fin surface and the condensed water that do not have enough time to evaporate (being absorbed with a large amount of heats that the condenser heat exchange produces) in the dirty pallet that converges at last bottom the condenser, in riser tubing flows into the condensed water cooling device, cooling off under the effect of elevator pump, finally flowing back to storage container participation spray next time.Described condensed water cooling device is a prior art, and it has casing, and the casing internal upper part is provided with cooling fan, and offers some louvres on the casing.
Further again, described condensed water circulating sprayer also comprises the condensate spill over pipe that is communicated with and is positioned at the condenser top with storage container top, and described condensate spill over pipe is provided with some spout holes.Storage container is at condensed water too much and under the situation that storage container can't all be stored, and will unnecessary water flows directly to the fin surface of condenser, the heat radiation of participation condenser through spout hole by condensate spill over pipe.
In the technical scheme of the present invention by setting up as above-mentioned condensed water circulating sprayer, the water of collecting on the evaporimeter is transported to this condensed water circulating sprayer by the condensate return pipe, and by the spray carrier pipe export on the fin of condenser, help distributing of condenser heat, strengthen the radiating effect of condenser, and the condensed water reusable edible, energy-efficient.
Operation principle of the present invention is as follows:
At first be the refrigeration work Principle of Process:
Gaseous refrigerant is by behind the compressor adherence pressure, enter the four-way change-over valve commutation from the exhaust outlet of compressor, cold-producing medium is sent into condenser, cold-producing medium is after carrying out heat exchange with the external world in the condenser, be cooled to liquid refrigerant, after flowing out condenser, through heating the parallel port of the throttling arrangement and first check valve, but because the flow of first check valve is much larger than heating throttling arrangement, thereby cold-producing medium enters carrier pipe by first check valve, machine end in delivering to is respectively in the some minutes carrier pipes of inflow evaporator import one side; Because all layout has second check valve and refrigeration throttling device on each minute carrier pipe, when liquid refrigerant arrives here, be subjected to the block of second check valve, liquid refrigerant can only become the flow that enters every group of evaporating plate in the evaporimeter behind the gas by refrigeration throttling device, make every group of evaporating plate arrive best refrigeration, carry out heat exchange with indoor heat then, the evaporator surface temperature is reduced, reach the purpose of refrigeration, refrigerant gas after the evaporation is got back to four-way change-over valve by return duct, enter the suction end of compressor at last, finish a kind of refrigeration cycle.
Next is to heat course of work principle:
Gaseous refrigerant is by behind the compressor adherence pressure, enter the four-way change-over valve commutation from exhaust outlet of compressor, the cold-producing medium of pressing in the high temperature is sent into evaporimeter, cold-producing medium is after carrying out heat exchange (reaching the purpose that heats) with indoor heat in the evaporimeter, be cooled to liquid refrigerant, after flowing out evaporimeter, enter respectively in some minutes carrier pipes, the parallel port of the process refrigeration throttling device and second check valve in every branch carrier pipe, but because the second check valve flow is much larger than refrigeration throttling device, thereby cold-producing medium enters carrier pipe by second check valve, deliver to outer machine end, in a side of condenser, layout has first check valve and heats throttling arrangement, when liquid refrigerant arrives here, be subjected to the block of first check valve, liquid refrigerant can only become and enters condenser behind the gas and the external world carries out exchange heat by heating throttling arrangement, and the refrigerant gas after the evaporation is got back to four-way change-over valve by return duct, enter the compressor air suction end at last, finish one and heat circulation.
Technical scheme of the present invention has reduced the loss of cold on carrier pipe owing to the near-end at evaporimeter carries out throttling to refrigerant, makes that the heat exchange amount of evaporimeter and room air is bigger, thereby produces the more more condensed water of low temperature on evaporimeter.The condensed water of above-mentioned more more low temperature is used to the fin of condenser is cooled off, and makes that then the refrigerant temperature of process condenser is lower, and the refrigeration of air-conditioner further improves, and forms the benign cycle that improves the air-conditioning Energy Efficiency Ratio.
Certainly if the present invention is to realize that freezing, heating difunctional is purpose, then it all is parallel with check valve in refrigeration throttling device with heating on throttling arrangement, allotment by these check valves, can make more cold-producing medium be present in the carrier pipe between condenser and the evaporimeter with the form of liquid state, the advantage of doing like this is: on the one hand in process of refrigerastion, the extension of carrier pipe between condenser and the refrigeration throttling device as condenser can have been stored more liquid refrigerant; Also avoid cold-producing medium to make the cold of cold-producing medium in the piping outside the house, run off through heating the vaporization of throttling arrangement rear section.On the other hand in the process of heating, can and heat carrier pipe between the throttling arrangement with evaporimeter as the extension of evaporimeter, stored more liquid refrigerant, can avoid cold-producing medium to make the cold of cold-producing medium run off in the piping outside the house through the vaporization of refrigeration throttling device rear section, final purpose all is in order further to improve the refrigeration and the heating effect of air-conditioner.
Advantage of the present invention is:
1. the present invention is located at a side near evaporimeter with refrigeration throttling device, makes the refrigeration of air-conditioner improve, simultaneously because the raising of evaporimeter refrigeration can make air-conditioning produce the more more condensed water of low temperature; The present invention simultaneously collects the above-mentioned more more condensed water of low temperature and be used for condenser is cooled off by the condensed water circulating sprayer, the heat of having accelerated condenser surface distributes, both useless condensed water was utilized, in order to avoid its cold runs off in vain, further improve the refrigeration of air-conditioner again.
2. the present invention is by the allotment of two check valves, can make more cold-producing medium be present in the carrier pipe between condenser and the evaporimeter with the form of liquid state, the advantage of doing like this is: on the one hand in process of refrigerastion, the extension of carrier pipe between condenser and the refrigeration throttling device as condenser can have been stored more liquid refrigerant; Also avoid cold-producing medium to make the cold of cold-producing medium in the piping outside the house, run off through heating the vaporization of throttling arrangement rear section.On the other hand in the process of heating, can and heat carrier pipe between the throttling arrangement with evaporimeter as the extension of evaporimeter, stored more liquid refrigerant, can avoid cold-producing medium to make the cold of cold-producing medium run off in the piping outside the house through the vaporization of refrigeration throttling device rear section, final purpose all is in order further to improve the refrigeration and the heating effect of air-conditioner.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is the block diagram of the specific embodiment of the invention;
Fig. 2 is the perspective view of the specific embodiment of the invention;
Fig. 3 is the rear view of Fig. 2.
Wherein: 1, compressor; 2, condenser; 3, evaporimeter; 4, carrier pipe; 41, divide carrier pipe; 5, refrigeration throttling device; 7, four-way change-over valve; 8, first check valve; 9, heat throttling arrangement; 10, second check valve; 12, condensate return pipe; 13, condenser fan; A, condensed water circulating sprayer; A1, storage container; A2, spray conveying device; A3, spray carrier pipe; A31, spray apertures; A4, condensed water cooling device; A5, pallet; A6, riser tubing; A7, elevator pump; A8, condensate spill over pipe; A81, spout hole.
The specific embodiment
Embodiment one: be illustrated in figure 1 as a kind of optimized embodiment of air-conditioner multiple spot gasification efficiency modifying device of the present invention, it is by compressor 1, condenser 2, evaporimeter 3, carrier pipe 4, divide carrier pipe 41, refrigeration throttling device 5, flow distribution device 6, four-way change-over valve 7, first check valve 8, heat throttling arrangement 9, second check valve 10, silencing means 11, condensate return pipe 12, condenser fan 13, condensed water circulating sprayer A, storage container A1, spray conveying device A2, spray carrier pipe A3, condensed water cooling device A4, pallet A5, riser tubing A6, elevator pump A7, these parts of condensate spill over pipe A8 are formed jointly.
Described compressor 1, condenser 2 and evaporimeter 3 are by pipeline circulation UNICOM, and pipeline is provided with four-way change-over valve 7, compressor 1 two ends, and an end of condenser 2 and evaporimeter 3 links to each other with four-way change-over valve 7 by pipeline.One end of described carrier pipe 4 close evaporimeters 3 is divided into some minutes carrier pipes 41 and links to each other with evaporimeter 3, and every branch carrier pipe 41 is provided with refrigeration throttling device 5.And on these refrigeration throttling device 5 silencing means 11 is set, silencing means described in the present embodiment 11 is the butyl rubber noise reduction damping block of parcel refrigeration throttling device 5.On the close carrier pipe 4 of condenser 2 one ends, be provided with first check valve 8 that points to evaporimeter 3 ends simultaneously, be parallel with on this first check valve 8 and heat throttling arrangement 9, on the refrigeration throttling device 5 of every branch carrier pipe 41, then all be parallel with second check valve 10 that points to condenser 2 ends.8 one ends of first check valve described in the present embodiment link to each other with condenser 2 by three Discharge Distribution Tube (not marking among the figure).
Specifically in conjunction with Fig. 1, Fig. 2 and shown in Figure 3, described evaporimeter 3 is provided with condensate return pipe 12, is provided with the condensed water circulating sprayer A that is communicated with described condensate return pipe 12 near the described condenser 2.The storage container A1 that described condensed water circulating sprayer A is communicated with by the outlet with condensate return pipe 12, be located at the spray conveying device A2 in the storage container A1, link to each other with storage container A1 and be positioned at some spray carrier pipe A3 of condenser 2 one sides, the pallet A5 that be located at storage container A1 top and the condensed water cooling device A4 that links to each other with storage container A1 by pipeline, is located at condenser 2 belows reaches the condensate spill over pipe A8 that is communicated with storage container A1 top and is positioned at condenser 2 tops and constitutes jointly.Described pallet A5 links to each other with condensed water cooling device A4 through riser tubing A6, and described riser tubing A6 is provided with elevator pump A7; Described spray carrier pipe A3 is relative with the condenser fan 13 of being located at condenser 2 opposite sides, and is distributed with some spray apertures A31 on the described spray carrier pipe A3.Described condensate spill over pipe A8 is provided with some spout hole A81.Described spray conveying device A2 is a small-sized fan equally with routine techniques, and described condensed water cooling device A4 also is a prior art, and it has casing, and the casing internal upper part is provided with cooling fan, and offers some louvres on the casing.
Refrigeration throttling device described in the present embodiment 5 is a capillary.
Heat throttling arrangement 10 described in the present embodiment and be capillary.
Operation principle of the present invention is as follows:
At first be the refrigeration work Principle of Process: (as filled arrows indication flow process among Fig. 1)
Gaseous refrigerant is by behind compressor 1 adherence pressure, enter four-way change-over valve 7 commutations from the exhaust outlet of compressor 1, cold-producing medium is sent into condenser 2, cold-producing medium is after 2 li of condensers carry out heat exchange with the external world, be cooled to liquid refrigerant, after flowing out condenser 2, through heating the parallel port of the throttling arrangement 9 and first check valve 8, but because the flow of first check valve 8 is much larger than heating throttling arrangement 9, thereby cold-producing medium enters carrier pipe 4 by first check valve 8, machine end in delivering to is respectively in the some minutes carrier pipes 41 of inflow evaporator 3 imports one side; Because all layout has second check valve 10 and refrigeration throttling device 5 on each minute carrier pipe 41, when liquid refrigerant arrives here, be subjected to the block of second check valve 10, liquid refrigerant can only become the flow that enters every group of evaporating plate in the evaporimeter 3 behind the gas by refrigeration throttling device 5, make every group of evaporating plate arrive best refrigeration, carry out heat exchange with indoor then, evaporimeter 3 surface temperatures are reduced, reach the purpose of refrigeration, refrigerant gas after the evaporation is got back to four-way change-over valve 7 by return duct, enter the suction end of compressor 1 at last, finish a kind of refrigeration cycle.
Next is to heat course of work principle: (as Fig. 1 hollow core arrow indication flow process)
Gaseous refrigerant is by behind compressor 1 adherence pressure, enter four-way change-over valve 7 commutations from compressor 1 exhaust outlet, the cold-producing medium of pressing in the high temperature is sent into evaporimeter 3, cold-producing medium is after 3 li in evaporimeter carries out heat exchange (reaching the purpose that heats) with indoor heat, be cooled to liquid refrigerant, after flowing out evaporimeter 3, enter respectively in some minutes carrier pipes 41, the parallel port of the process refrigeration throttling device and second check valve in every branch carrier pipe 41, but because the second check valve flow is much larger than refrigeration throttling device 5, thereby cold-producing medium enters carrier pipe 4 by second check valve 10, deliver to outer machine end, side at condenser 2, layout has first check valve 8 and heats throttling arrangement 9, when liquid refrigerant arrives here, be subjected to the block of first check valve 8, liquid refrigerant can only become behind the gas to distribute by three Discharge Distribution Tube again and enters condenser 2 and carry out exchange heat with the external world by heating throttling arrangement 9, refrigerant gas after the evaporation is got back to four-way change-over valve 7 by return duct, enter compressor 1 suction end at last, finish one and heat circulation.
The condensed water of storing among the A1 of storage container described in the foregoing description is delivered among the spray carrier pipe A3 through spray conveying device A2, be ejected to the fin surface of condenser 2 through spray apertures A31, and under the swabbing action of condenser fan 13, the heat of fin surface is taken away fast, accelerate distributing of condenser 2 heats, improve the heat exchanger effectiveness of condenser 2.Spray to condenser 2 fin surface and the condensed water that do not have enough time to evaporate (being absorbed with a large amount of heats that condenser 2 heat exchanges produce) in the dirty pallet A5 that converges to condenser 2 bottoms at last, in riser tubing A6 flows into condensed water cooling device A4, cooling off under the effect of elevator pump A7, finally flowing back to storage container A1 participation spray next time.Storage container A1 is at condensed water too much and under the situation that storage container A1 can't all store, and will unnecessary water flows directly to the fin surface of condenser 2, the heat radiation of participation condenser 2 through spout hole A81 by condensate spill over pipe A8.
In the technical scheme of present embodiment by setting up as above-mentioned condensed water circulating sprayer A, the water of collecting on the evaporimeter 3 is transported to this condensed water circulating sprayer A by condensate return pipe 12, and export on the fin of condenser 2 by spray carrier pipe A3, help distributing of condenser 2 heats, strengthen the radiating effect of condenser 2, and the condensed water reusable edible, energy-efficient.
In the foregoing description, described refrigeration throttling device 5 and heat throttling arrangement 9 and can also be electric expansion valve is about to structure applications of the present invention on existing transducer air conditioning, Energy Efficiency Ratio that also can bigger raising prior art convertible frequency air-conditioner.
Below only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.In addition to the implementation, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.