CN106403394A - Pipe of evaporator, evaporator and air conditioner - Google Patents
Pipe of evaporator, evaporator and air conditioner Download PDFInfo
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- CN106403394A CN106403394A CN201611075098.2A CN201611075098A CN106403394A CN 106403394 A CN106403394 A CN 106403394A CN 201611075098 A CN201611075098 A CN 201611075098A CN 106403394 A CN106403394 A CN 106403394A
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- Prior art keywords
- pipeline
- pipeline section
- heat exchanging
- exchanging part
- pipe
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Classifications
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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
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a pipe of an evaporator, the evaporator and an air conditioner. The pipe comprises an inlet and an outlet and further comprises first pipe section, a second pipe section and a third pipe section; a liquid refrigerant circulates in the first pipe section; the inlet of the pipe is located at one end of the first pipe section; the first pipe section is located on the windward side of the pipe and has the pipe diameter of D1; one end of the second pipe section communicates with the other end of the first pipe section; the second pipe section is located on the leeward side of the pipe and has the pipe diameter of D2; a gaseous refrigerant circulates in the third pipe section; one end of the third pipe section communicates with the other end of the second pipe section; and the outlet of the pipe is located at the other end of the third pipe section. According to the pipe of the evaporator, the pipe sections with the different pipe diameters are arranged, the flow speeds and the heat exchange efficiency of the refrigerants are controlled through change of the pipe diameters, the pipe sections with the different pipe diameters are reasonably selected on the windward side and the leeward side, and the heat exchange efficiency of the evaporator is effectively improved, so that the heat exchange performance of the evaporator is improved, and the overall performance of a product is further improved.
Description
Technical field
The present invention relates to household electrical appliance technical field, specifically, more particularly, to a kind of pipeline of vaporizer, vaporizer and
Air-conditioner.
Background technology
With the continuous development of air-conditioner technology, air-conditioning efficiency class requirement more and more higher, but bright to indoor set size
Aobvious restriction, in addition to compressor, most effective way increases indoor set heat exchanger.In little space, how to realize efficiency dash forward
Broken, design of heat exchanger needs significant technology innovation.Connecting method different tube diameters are adopted to combine in correlation technique, which manufacture is imitated
Rate is low.
Content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.For this reason, the present invention carries
Go out a kind of pipeline of vaporizer, the pipeline of described vaporizer has the advantages that structure is simple, good effect of heat exchange.
The present invention also proposes a kind of vaporizer, and described vaporizer has the pipeline of vaporizer described above.
Further object is that proposing a kind of air-conditioner, described air-conditioner has vaporizer described above.
The pipeline of vaporizer according to embodiments of the present invention, pipeline has inlet and outlet and inclusion：For liquid phase coolant stream
The first logical pipeline section, described import is located at one end of described first pipeline section, and described first pipe section is located at the windward side of described pipeline
And caliber is D1；Second pipeline section, one end of described second pipeline section is connected with the other end of described first pipeline section and is located at described pipe
The leeward side on road, the caliber of described second pipeline section is D2, wherein D1 ＞ D2；With the 3rd pipeline section circulating for gas phase refrigerant, described
One end of 3rd pipeline section is connected with the other end of described second pipeline section, and described outlet is located at the other end of described 3rd pipeline section.
The pipeline of vaporizer according to embodiments of the present invention, by arranging the pipeline pipeline section of different tube diameters, can be by pipe
The change in footpath controls flow velocity and the heat exchange efficiency of coolant, and in the windward side caliber pipeline section different with leeward side reasonable selection,
The heat exchange efficiency of vaporizer can be effectively improved, thus effectively increasing the heat exchange of vaporizer in the limited space accounting for of vaporizer
Performance, and then improve the overall performance of product.
According to one embodiment of present invention, the caliber scope of described first pipeline section is 6mm≤D1≤7.5mm.
According to one embodiment of present invention, the caliber scope of described second pipeline section is 3mm≤D2≤6.5mm.
According to one embodiment of present invention, the caliber of described 3rd pipeline section is D3, wherein, D3=D1.
According to one embodiment of present invention, described first pipeline section has multistage along linearly extended first flat segments,
Vertical dimension between two described first flat segments located adjacent one another is P, and described 3rd pipeline section has multistage and prolongs along straight line
The second flat segments stretched, the vertical dimension between two described second flat segments located adjacent one another is E, wherein E=P.
According to one embodiment of present invention, described outlet is located at the leeward side of described pipeline.
According to one embodiment of present invention, described pipeline include multiple be sequentially communicated U-tube, each described U-tube
The distance between two straight lengths are M.
Vaporizer according to embodiments of the present invention, including：Steam heat exchanging part afterwards；Steam heat exchanging part before first, steam before described first
Heat exchanging part is connected with described rear heat exchanging part of steaming；Steam heat exchanging part before second, steam before steaming heat exchanging part and described first before described second and change
Hot portion connects；With the pipeline of vaporizer described above, at least partly described first pipeline section of described pipeline be arranged in described after
The windward side of heat exchanging part is steamed, at least partly described second pipeline section of described pipeline is arranged in described before steaming heat exchanging part and described first
The leeward side of heat exchanging part is steamed, at least partly described 3rd pipeline section of described pipeline is arranged in institute before steaming heat exchanging part and described first afterwards
Steam in heat exchanging part before stating second.
Vaporizer according to embodiments of the present invention, according to coolant different phase in the heat exchange characteristic of different tube diameters, rationally sets
Count the flow passage structure that a kind of different tube diameters cooperate, in gas-liquid two-phase mixed zone, make full use of refrigerant flow rate in pipe with small pipe diameter
Feature fast and that pipe with small pipe diameter stream is more, improves heat exchange property in the pipeline section of gas-liquid two-phase mixed zone for the coolant；With gas phase
Flowing pipeline section based on coolant and the flowing pipeline section based on liquid phase coolant, using the single caliber that caliber is larger, decrease stream
Road simultaneously reduces refrigerant flow rate, and increases the heat exchange area of air and coolant, improves in the stream based on gas phase refrigerant
The heat exchanger effectiveness of coolant and air in dynamic pipeline section and the flowing pipeline section based on liquid phase coolant, thus improve the whole of vaporizer
Body heat switching performance.
According to one embodiment of present invention, before steaming heat exchanging part after described, steaming heat exchanging part and described second before described first
The width steaming heat exchanging part is equal.
Air-conditioner according to embodiments of the present invention, described air-conditioner has vaporizer described above.
Air-conditioner according to embodiments of the present invention, according to coolant different phase in the heat exchange characteristic of different tube diameters, rationally sets
Count the flow passage structure that a kind of different tube diameters cooperate, in gas-liquid two-phase mixed zone, make full use of refrigerant flow rate in pipe with small pipe diameter
Feature fast and that pipe with small pipe diameter stream is more, improves heat exchange property in the pipeline section of gas-liquid two-phase mixed zone for the coolant；With gas phase
Flowing pipeline section based on coolant and the flowing pipeline section based on liquid phase coolant, using the single caliber that caliber is larger, decrease stream
Road simultaneously reduces refrigerant flow rate, and increases the heat exchange area of air and coolant, improves in the stream based on gas phase refrigerant
The heat exchanger effectiveness of coolant and air in dynamic pipeline section and the flowing pipeline section based on liquid phase coolant, thus improve the whole of vaporizer
Body heat switching performance.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is the structural representation of the pipeline of vaporizer according to embodiments of the present invention；
Fig. 2 is the structural representation of the deployed condition of the pipeline of vaporizer according to embodiments of the present invention；
Fig. 3 is the structural representation of the pipeline of vaporizer according to embodiments of the present invention；
Fig. 4 is the structural representation of the deployed condition of the pipeline of vaporizer according to embodiments of the present invention.
Reference：
Pipeline 100,
Import 10, exports 20,
First pipeline section 30, the first flat segments 310,
Second pipeline section 40, the 3rd flat segments 410,
3rd pipeline section 50, the second flat segments 510,
Steam heat exchanging part 210 afterwards,
Heat exchanging part 220 is steamed before first,
Heat exchanging part 230 is steamed before second,
Windward side X, leeward side Y, leeward side wall Z,
First pipeline section caliber D1, the second pipeline section caliber D2, the 3rd pipeline section caliber D3,
Vertical dimension P between first flat segments,
Vertical dimension E between second flat segments,
Vertical dimension F between 3rd flat segments.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings.Below with reference to
The embodiment of Description of Drawings is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention it is to be understood that term " width ", " on ", D score, "front", "rear", " left ",
The orientation of instruction such as " right ", " vertical " " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of the description present invention and simplification description, rather than the device of instruction or hint indication or element must have specific side
Position, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, permissible
It is the connection of two element internals or the interaction relationship of two elements, limit unless otherwise clear and definite.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
Pipeline 100, vaporizer and the air-conditioner of vaporizer according to embodiments of the present invention are described below with reference to Fig. 1-Fig. 4.
As Figure 1-Figure 4, the pipeline 100 of vaporizer according to embodiments of the present invention, pipeline 100 has import 10 and goes out
Mouth 20 and inclusion：First pipeline section 30, the second pipeline section 40 and the 3rd pipeline section 50.Wherein, the first pipeline section 30 supplies the circulation of liquid phase coolant, pipe
The import 10 on road 100 is located at one end of the first pipeline section 30, and the first pipeline section 30 is located at windward side X and first pipeline section 30 of pipeline 100
Caliber be D1.One end of second pipeline section 40 is connected with the other end of the first pipeline section 30 and is located at the leeward side Y of pipeline 100, the
The caliber of two pipeline sections 40 is D2.3rd pipeline section 50 supplies gas phase refrigerant circulation, and one end of the 3rd pipeline section 50 is another with the second pipeline section 40
One end connects, and the outlet 20 of pipeline 100 is located at the other end of the 3rd pipeline section 50.
It should be noted that as shown in figure 1, direction shown in arrow is flow direction in pipeline 100 for the coolant.Coolant from
The import 10 of pipeline 100 flows to pipeline 100 and flows through the first pipeline section 30, the second pipeline section 40 and the 3rd pipeline section 50 successively, liquid
Coolant gradually evaporation endothermic change into gaseous coolant in the flow process in pipeline 100, finally from outlet 20 outflow, the
In one pipeline section 30, based on liquid refrigerants, in the second pipeline section 40, the coolant of flowing is gaseous coolant and liquid to the coolant of flowing
The coolant of coolant mixing, in the 3rd pipeline section 50, the coolant of flowing is based on gaseous coolant.Coolant is changing into gaseous state by liquid
When, substantial amounts of heat will be absorbed from pipeline 100 surrounding, such that it is able to realize the refrigerating function of vaporizer.
The pipeline 100 of vaporizer according to embodiments of the present invention, by arranging different tube diameters in different coolant phase sections
Pipeline 100 pipeline section, can control flow velocity and the heat exchange efficiency of coolant by the change of caliber, and in windward side X and leeward side Y
The different caliber pipeline section of reasonable selection, can effectively improve the heat exchange efficiency of vaporizer, thus in the limited space accounting for of vaporizer
Inside effectively increase the heat exchange property of vaporizer, and then improve the overall performance of product.
According to one embodiment of present invention, as shown in Figure 2 and Figure 4, the caliber scope of the first pipeline section 30 be 6mm≤D1≤
7.5mm.Through experimental verification, when the caliber scope of the first pipeline section 30 meets：During 6mm≤D1≤7.5mm, steaming can be effectively improved
Send out the heat exchange efficiency of device pipeline 100.It should be noted that the first pipeline section 30 is located in the position of windward side, enter vaporizer
Air is contacted with the first pipeline section 30 first, in the first pipeline section 30 coolant of flowing based on liquid refrigerants, by the first pipeline section 30 footpath
Setting is larger, can increase the effective area of air and the heat-exchange surface of coolant, thus improving the heat exchange efficiency of vaporizer.
According to one embodiment of present invention, as shown in Figure 2 and Figure 4, the caliber scope of the second pipeline section 40 be 3mm≤D2≤
6.5mm.Through experimental verification, when the caliber scope of the second pipeline section 40 meets：During 3mm≤D2≤6.5mm, can effectively improve cold
The flow rate of matchmaker and transformation rate, such that it is able to improve the heat exchange efficiency of evaporator pipeline 100 further.It is worth understanding
It is that, during coolant flows into the second pipeline section 40 from the first pipeline section 30, the pipe diameter determing by the second pipeline section 40 is less than first pipe
Section 30 caliber, according to hydrodynamics mass-conservation equation, the flow velocity of coolant can be improved, coolant flow velocity improve same
When, can accordingly accelerate the heat exchange speed of coolant and outside air, thus further increasing the heat friendship of evaporator pipeline 100
Throw-over rate, and accelerate the transformation rate of coolant, accelerate coolant from liquid to gaseous conversion rate, thus improve cold
The refrigeration of matchmaker's evaporation endothermic.
According to one embodiment of present invention, as shown in Figure 2 and Figure 4, the caliber of the 3rd pipeline section 50 is D3, wherein, D3=
D1.By the caliber of the 3rd pipeline section 50 is set to D3=D1, make the caliber of the 3rd pipeline section 50 and the caliber phase of the first pipeline section 30
Deng on the one hand can be in order to the processing and manufacturing of evaporator pipeline 100, to reduce production cost；On the other hand, coolant is from second pipe
When section 40 flows to three pipeline sections 50, gas-liquid two-phase mixing coolant is largely converted into gaseous coolant, by the caliber of the 3rd pipeline section 50
Accordingly adopt larger design, it is possible to reduce the stream branch of pipeline 100, optimize pipeline 100 layout, and, increase gaseous state cold
Matchmaker and the effective heat exchange area of outside air, to improve the heat exchange efficiency of evaporator pipeline 100.
According to one embodiment of present invention, as shown in Figure 2 and Figure 4, the first pipeline section 30 has multistage along linearly extended
First flat segments 310, the vertical dimension between two the first flat segments 310 located adjacent one another is P, and the 3rd pipeline section 50 has
Multistage along linearly extended second flat segments 510, the vertical dimension between two the second flat segments 510 located adjacent one another is
E, wherein E=P.Thus, the first pipeline section 30 is set to multistage along linearly extended first flat segments 310, by the 3rd pipeline section
50 are set to multistage along linearly extended second flat segments 510, are conducive to maintaining coolant in pipeline 100 flow process
Stability so that coolant and outside air have steady exchange rate, advantageously ensure that the heat exchange property of vaporizer.Separately
Outward, make vertical dimension E between vertical dimension P between the first flat segments 310 and the second flat segments 510 equal, be easy to
The processing and manufacturing of pipeline 100 and layout optimization, advantageously reduce production cost.
According to one embodiment of present invention, as shown in figures 1 and 3, outlet 20 is located at the leeward side Y of pipeline 100.By
This, can make the cold of coolant in pipeline 100 sufficiently be transmitted utilization, thus improving the heat exchange efficiency of vaporizer.Permissible
It is understood by, outside air flows to vaporizer from the windward side X of vaporizer, carry out with the coolant of flowing in evaporator pipeline 100
After heat exchange, the air after heat exchange flows out to vaporizer from leeward side Y, pipeline 100 is exported 20 and is arranged on pipeline 100
Leeward side Y, when the coolant in pipeline 100 can be made to have contact the longest with the air in vaporizer in limited space
Between, to ensure to carry out the heat exchange of abundance between air and coolant, so that utilizing to sufficient of the cold of coolant, improve steaming
Send out the heat exchange performance of device.
According to one embodiment of present invention, as shown in Figure 2 and Figure 4, pipeline 100 includes multiple being sequentially communicated U-tube, often
The distance between two straight lengths of individual U-tube are M.Thus, using the pipeline 100 of multiple U-tube connection, coolant can be made
Dynamic in the backflow of pipeline 100 infolding, effectively extend the flow distance of coolant, thus extending the heat exchange between coolant and air
Time, improve the heat exchanger effectiveness of vaporizer.And the distance between the two of each U-tube straight lengths are M, it is easy to manage
The processing and manufacturing on road 100, to simplify manufacturing process, reduces production cost.
Vaporizer according to embodiments of the present invention, as Figure 1-Figure 4, vaporizer can include：Afterwards steam heat exchanging part 210,
The pipeline 100 of heat exchanging part 230 and above-mentioned vaporizer is steamed before steaming heat exchanging part 220, second before first.Wherein, steam heat exchange before first
Portion 220 is connected with rear steaming heat exchanging part 210, steams heat exchanging part 230 and be connected with steaming heat exchanging part 220 before first before second.Pipeline 100 is extremely
Small part the first pipeline section 30 steams the windward side X of heat exchanging part 220 before steaming heat exchanging part 210 and first after being arranged in, pipeline 100 is at least
Part the second pipeline section 40 steams the leeward side Y of heat exchanging part 220, at least portion of pipeline 100 before steaming heat exchanging part 210 and first after being arranged in
The 3rd pipeline section 50 is divided to steam in heat exchanging part 230 before being arranged in second.
Vaporizer according to embodiments of the present invention, according to coolant different phase in the heat exchange characteristic of different tube diameters, rationally sets
Count the flow passage structure that a kind of different tube diameters cooperate, in gas-liquid two-phase mixed zone, make full use of refrigerant flow rate in pipe with small pipe diameter
Feature fast and that pipe with small pipe diameter stream is more, improves heat exchange property in the pipeline section of gas-liquid two-phase mixed zone for the coolant；With gas phase
Flowing pipeline section based on coolant and the flowing pipeline section based on liquid phase coolant, using the single caliber that caliber is larger, decrease stream
Road simultaneously reduces refrigerant flow rate, and increases the heat exchange area of air and coolant, improves in the stream based on gas phase refrigerant
The heat exchanger effectiveness of coolant and air in dynamic pipeline section and the flowing pipeline section based on liquid phase coolant, thus improve the whole of vaporizer
Body heat switching performance.
According to one embodiment of present invention, as Figure 1-Figure 4, steam heat exchanging part 220 before steaming heat exchanging part 210, first afterwards
With second before steam heat exchanging part 230 width equal.Thus, it is easy to the layout optimization between vaporizer each several part it is also possible to optimize
The manufacturing process of vaporizer, thus reduce production cost.
Describe vaporizer according to embodiments of the present invention referring to Fig. 1-Fig. 4 with two specific embodiments in detail.Value
Must be understood by, described below be merely illustrative, and it is not intended that concrete restriction to the present invention.
Embodiment one：
As depicted in figs. 1 and 2, vaporizer includes：Steam before steaming heat exchanging part 220, second before steaming heat exchanging part 210, first afterwards and change
Hot portion 230 and the pipeline 100 of vaporizer.
Wherein, as shown in figure 1, pipeline 100 has import 10 and outlet 20, pipeline 100 includes：First pipeline section 30, second
Pipeline section 40 and the 3rd pipeline section 50.The import 10 of pipeline 100 is located at one end of the first pipeline section 30, the coolant of flowing in the first pipeline section 30
Based on liquid refrigerants, the first pipeline section 30 is located at the windward side X of pipeline 100.Second pipeline section 40 is located at the leeward side Y of pipeline 100,
Circulation gas-liquid two-phase mixing coolant in second pipeline section 40, one end of the second pipeline section 40 is connected with the other end of the first pipeline section 30.The
One end of three pipeline sections 50 is connected with the other end of the second pipeline section 40, and the outlet 20 of pipeline 100 is located at the other end of pipeline 100, the
In three pipeline sections 50, the coolant of flowing is based on gaseous coolant.
As shown in Fig. 2 the first pipeline section 30, the second pipeline section 40 and the 3rd pipeline section 50 include multiple U-tube being sequentially communicated, the
One pipeline section 30 has multistage along linearly extended first flat segments 310, between two the first flat segments 310 located adjacent one another
Vertical dimension be P, the 3rd pipeline section 50 has multistage along linearly extended second flat segments 510, two located adjacent one another the
It is flat along the linearly extended 3rd that vertical dimension between two flat segments 510 has multistage for E, wherein E=P, second pipeline section 40
Straight length 410, the vertical dimension between two the 3rd flat segments 510 located adjacent one another is F.
As shown in Fig. 2 the caliber of the first pipeline section 30 is D1, meet：6mm≤D1≤7.5mm, the caliber of the second pipeline section 40 is
D2, meets：3mm≤D2≤6.5mm, the caliber of the 3rd pipeline section 50 is D3, meets：D3=D1.
As shown in figure 1, steaming heat exchanging part 230 and rear steaming heat exchanging part 210 before steaming heat exchanging part 220, second before the first of vaporizer
Cross section be polygonized structure, first front one end steaming heat exchanging part 220 of vaporizer is with the rear end steaming heat exchanging part 210 even
Connect, the other end steaming heat exchanging part 220 before first is connected with steaming heat exchanging part 230 before second, the first front heat exchanging part 220 of steaming is changed with rear steaming
Steam the joint face preferred area equation design of heat exchanging part 230 before hot portion 210 and second, thus, be easy to be fixedly connected, connected mode
Can be using clamping, welding or other connected modes.As shown in figure 1, after at least part of first pipeline section 30 of pipeline 100 is arranged in
The windward side X of heat exchanging part 220 is steamed, at least part of second pipeline section 40 of pipeline 100 steams after being arranged in before steaming heat exchanging part 210 and first
The leeward side Y of heat exchanging part 220 is steamed, before at least part of 3rd pipeline section 50 of pipeline 100 is arranged in second before heat exchanging part 210 and first
Steam in heat exchanging part 230.
It should be noted that as shown in figure 1, the air in the external world is flowed into inside vaporizer from windward side X, through vaporizer
After coolant in gap between pipeline 100 and pipeline 100 carries out heat exchange, air flows out from leeward side Y.As shown in figure 1, arrow
Shown direction is flow direction in pipeline 100 for the coolant.Coolant flows to pipeline 100 from the import 10 of pipeline 100 and flows successively
Through the first pipeline section 30, the second pipeline section 40 and the 3rd pipeline section 50, the coolant of liquid gradually evaporates in the flow process in pipeline 100
Absorb heat and change into gaseous coolant, finally from outlet 20 outflow, in the first pipeline section 30, the coolant of flowing with liquid refrigerants is
Main, in the second pipeline section 40, the coolant of flowing is gaseous coolant and the coolant of liquid refrigerants mixing, in the 3rd pipeline section 50, stream
Dynamic coolant is based on gaseous coolant.Coolant, when changing into gaseous state by liquid, will absorb substantial amounts of heat from pipeline 100 surrounding
Amount, such that it is able to realize the refrigerating function of vaporizer.
Pipeline 100 can include long U pipe and semi-circular tube, and wherein, long U pipe includes：Two flat segments and bend loss, bend pipe
The two ends of section are connected with the end of two flat segments respectively, are formed as U-shaped pipeline configuration, flat segments are relative with bend loss
The other end is the free end of flat segments.Can be connected by semi-circular tube between two adjacent long U pipes, wherein the one of semi-circular tube
End is connected with the free end of flat segments of one of long U pipe, and the other end of semi-circular tube is with another long U pipe wherein
The free end connection of piece flat segments.As can be seen that coolant steams heat exchanging part before import 10 flows to first from Fig. 1 and Fig. 2
220 and rear steaming heat exchanging part 210 after, flow through the first pipeline section 30 and the second pipeline section 40 successively, coolant, after sufficient heat exchange, is divided into
Heat exchanging part 230 is steamed before being flowed into second in four tunnels, steams in heat exchanging part 230 and can adopt oblique cutting long U pipe layout before second, and coolant is the
Steam before two and finally divide four tunnels to flow out from the outlet 20 of pipeline 100 after heat exchanging part 230 carries out heat exchange further.Using this kind of coolant
Stream pipeline 100 designs, and can make to carry out the heat exchange of abundance between coolant and air, thus further increasing the system of vaporizer
Cold effect.
It should be noted that " just inserting long U pipe and oblique cutting long U pipe " here, be according to long U pipe with respect to windward side X and
For the wall position relationship of leeward side Y.Taking the example in Fig. 1 and Fig. 3 as a example, steam the leeward side of heat exchanging part 230 before second
Wall is Z, and the long two straight flat tube section place planes of U pipe of definition are T, when plane T is parallel with leeward side wall Z, for just inserting long U
Pipe (as shown in Figure 3)；When plane T has slanted angle with leeward side wall Z, it is oblique cutting long U pipe (as shown in Figure 1).
Thus, according to coolant different phase different tube diameters heat exchange characteristic, a kind of different tube diameters of appropriate design are mutual
The flow passage structure of cooperation, in gas-liquid two-phase mixed zone, makes full use of in pipe with small pipe diameter that refrigerant flow rate is fast and pipe with small pipe diameter stream is more
Feature, improves heat exchange property in the pipeline section of gas-liquid two-phase mixed zone for the coolant；In the flowing pipeline section based on gas phase refrigerant and
Flowing pipeline section based on liquid phase coolant, using the single caliber that caliber is larger, decreases stream and reduces refrigerant flow rate, and
And increase the heat exchange area of air and coolant, improve in the flowing pipeline section based on gas phase refrigerant with based on liquid phase coolant
Flowing pipeline section in coolant and air heat exchanger effectiveness, thus improve the overall heat exchange performance of vaporizer.
Embodiment two：
As shown in Figure 3 and Figure 4, from unlike embodiment one, in this embodiment, as shown in figure 3, before second steam heat exchange
Heat exchanger tube in portion 230 is using just slotting long U pipe layout, and stream in pipeline for the coolant is different, arrow as shown in Figure 3
Direction is flow direction in pipeline 100 for the coolant, and coolant steams before first and changes from pipeline import 10 feed line 100, coolant
Hot portion 220 and rear steaming heat exchanging part 210 flow through the first pipeline section 30 and after the second pipeline section 40 carries out abundant heat exchange successively, collect for two-way
Steam before second before heat exchanging part 230 intermediate row heat exchanger tube flows to second and steam heat exchanging part 230, before second, finally steam heat exchanging part 230
Outlet 20 flow out, thus, it is possible to simplify pipeline technique, thus reducing production cost.
Air-conditioner according to embodiments of the present invention, air-conditioner has vaporizer described above.
Air-conditioner according to embodiments of the present invention, according to coolant different phase in the heat exchange characteristic of different tube diameters, rationally sets
Count the flow passage structure that a kind of different tube diameters cooperate, in gas-liquid two-phase mixed zone, make full use of refrigerant flow rate in pipe with small pipe diameter
Feature fast and that pipe with small pipe diameter stream is more, improves heat exchange property in the pipeline section of gas-liquid two-phase mixed zone for the coolant；With gas phase
Flowing pipeline section based on coolant and the flowing pipeline section based on liquid phase coolant, using the single caliber that caliber is larger, decrease stream
Road simultaneously reduces refrigerant flow rate, and increases the heat exchange area of air and coolant, improves in the stream based on gas phase refrigerant
The heat exchanger effectiveness of coolant and air in dynamic pipeline section and the flowing pipeline section based on liquid phase coolant, thus improve the whole of vaporizer
Body heat switching performance.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of pipeline of vaporizer is it is characterised in that described pipeline has inlet and outlet and inclusion：
For the first pipeline section of liquid phase coolant circulation, described import is located at one end of described first pipeline section, and described first pipe section is located at
The windward side of described pipeline and caliber are D1；
Second pipeline section, one end of described second pipeline section is connected with the other end of described first pipeline section and is located at the leeward of described pipeline
Side, the caliber of described second pipeline section is D2, wherein D1 ＞ D2；With
For the 3rd pipeline section of gas phase refrigerant circulation, one end of described 3rd pipeline section is connected with the other end of described second pipeline section, institute
State the other end that outlet is located at described 3rd pipeline section.
2. the pipeline of vaporizer according to claim 1 is it is characterised in that the caliber scope of described first pipeline section is 6mm
≤D1≤7.5mm.
3. the pipeline of vaporizer according to claim 1 is it is characterised in that the caliber scope of described second pipeline section is 3mm
≤D2≤6.5mm.
4. vaporizer according to claim 1 pipeline it is characterised in that described 3rd pipeline section caliber be D3, wherein,
D3=D1.
5. the pipeline of vaporizer according to claim 4 is it is characterised in that described first pipeline section has multistage and prolongs along straight line
The first flat segments stretched, the vertical dimension between two described first flat segments located adjacent one another is P,
Described 3rd pipeline section has multistage along linearly extended second flat segments, two described second straight pipes located adjacent one another
Vertical dimension between section is E, wherein E=P.
6. the pipeline of vaporizer according to claim 1 is it is characterised in that described outlet is located at the leeward of described pipeline
Side.
7. vaporizer according to claim 1 pipeline it is characterised in that described pipeline include multiple be sequentially communicated U-shaped
Pipe, the distance between two straight lengths of each described U-tube are M.
8. a kind of vaporizer is it is characterised in that include：
Steam heat exchanging part afterwards；
Steam heat exchanging part before first, steam heat exchanging part before described first and be connected with described rear heat exchanging part of steaming；
Steam heat exchanging part before second, steam heat exchanging part before described second and be connected with steaming heat exchanging part before described first；With
The pipeline of the vaporizer according to any one of claim 1-7, at least partly described first pipeline section of described pipeline
The windward side of heat exchanging part, at least partly described second pipe of described pipeline are steamed in arrangement before steaming heat exchanging part and described first in the rear
Section is arranged and is steamed the leeward side of heat exchanging part before steaming heat exchanging part and described first in the rear, and at least partly described 3rd of described pipeline the
Pipeline section steams in heat exchanging part before being arranged in described second.
9. vaporizer according to claim 8 is it is characterised in that steaming heat exchanging part, steaming heat exchanging part before described first after described
With described second before steam heat exchanging part width equal.
10. a kind of air-conditioner is it is characterised in that include vaporizer according to claim 8 or claim 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075098.2A CN106403394A (en) | 2016-11-29 | 2016-11-29 | Pipe of evaporator, evaporator and air conditioner |
| PCT/CN2017/082617 WO2018098991A1 (en) | 2016-11-29 | 2017-04-28 | Evaporator pipeline, evaporator, and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611075098.2A CN106403394A (en) | 2016-11-29 | 2016-11-29 | Pipe of evaporator, evaporator and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106403394A true CN106403394A (en) | 2017-02-15 |
Family
ID=58084783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611075098.2A Pending CN106403394A (en) | 2016-11-29 | 2016-11-29 | Pipe of evaporator, evaporator and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106403394A (en) |
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| CN107763832A (en) * | 2017-11-22 | 2018-03-06 | 广东美的制冷设备有限公司 | Indoor heat exchanger, indoor apparatus of air conditioner and air conditioner |
| CN107830658A (en) * | 2017-11-22 | 2018-03-23 | 广东美的制冷设备有限公司 | Heat exchanger, indoor set and air conditioner |
| CN107843029A (en) * | 2017-11-22 | 2018-03-27 | 广东美的制冷设备有限公司 | Indoor heat exchanger, indoor apparatus of air conditioner and air conditioner |
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| WO2018098991A1 (en) * | 2016-11-29 | 2018-06-07 | 美的集团武汉制冷设备有限公司 | Evaporator pipeline, evaporator, and air conditioner |
| CN113188273A (en) * | 2021-05-24 | 2021-07-30 | 浙江酷灵信息技术有限公司 | Evaporator with a heat exchanger |
| WO2024093167A1 (en) * | 2022-10-31 | 2024-05-10 | 邯郸美的制冷设备有限公司 | Heat exchange device and indoor air-conditioning unit |
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Effective date of registration: 20200225 Address after: 511462, No. 6, virtue Road, Pearl River Industrial Park, Pearl River Street, Guangzhou, Guangdong, Nansha District Applicant after: GUANGZHOU HUALING REFRIGERATION EQUIPMENT Co.,Ltd. Applicant after: MIDEA GROUP Co.,Ltd. Address before: 430056 Wuhan economic and Technological Development Zone, Hubei, Wuhan, 40MD Applicant before: MIDEA GROUP WUHAN REFRIGERATION EQUIPMENT Co.,Ltd. Applicant before: MIDEA GROUP Co.,Ltd. |
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