CN104976825A - Heat exchanger assembly and application thereof - Google Patents
Heat exchanger assembly and application thereof Download PDFInfo
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- CN104976825A CN104976825A CN201410138581.5A CN201410138581A CN104976825A CN 104976825 A CN104976825 A CN 104976825A CN 201410138581 A CN201410138581 A CN 201410138581A CN 104976825 A CN104976825 A CN 104976825A
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- header
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- heat exchanger
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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
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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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
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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
- F25B2347/00—Details for preventing or removing deposits or corrosion
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchanger assembly and an application thereof. The heat exchanger assembly comprises a microchannel evaporator and a microchannel condenser, wherein the microchannel evaporator comprises a first header pipe, a second header pipe, a plurality of first circulating pipes and first fins; the first circulating pipes are vertically arranged; the microchannel evaporator is a multi-layer evaporator, and comprises a first heat exchange core and a second hat exchange core which are arranged along the flow direction of air in sequence; the first circulating pipes comprise first circulating parts which are connected to the first header pipe and are located on the first heat exchange core, second circulating parts which are connected to the second header pipe and are located on the second heat exchange core, and first commutation parts which are connected to the first and second circulating parts; the first commutation parts are located on the top of the microchannel evaporator; the first header pipe and the second header pipe are located on the bottom of the microchannel evaporator; and the first header pipe and the second header pipe are separated for a certain distance to form a drainage channel, so that a relatively good drainage performance can be realized.
Description
Technical field
The present invention relates to a kind of heat exchanger assembly and application thereof.
Background technology
Existing heat pump generally includes compressor, condenser, restricting element and evaporimeter, and wherein said evaporimeter and described condenser are collectively referred to as heat exchanger.
Utilize above-mentioned heat pump to heat air in some existing washing machine or clothes washer-dryer, then wet wash is dried.Evaporimeter and the condenser of fin-tube type is often adopted in prior art.
But, along with the development of technology, how to realize preferably becoming industry technical problem urgently to be resolved hurrily to the draining of evaporimeter.
Summary of the invention
The object of the present invention is to provide the good heat exchanger assembly of a kind of drainage performance and application thereof.
For achieving the above object, the present invention adopts following technical scheme: a kind of heat exchanger assembly, it comprises micro-channel evaporator and micro-channel condenser, described micro-channel evaporator and described micro-channel condenser interval are arranged, described micro-channel evaporator comprises the first header, second header, connect described first, the some first-class siphunculus of the second header and the first fin contacted with described first-class siphunculus, described first-class siphunculus is vertically arranged, described micro-channel evaporator is Multilayer evaporator, it comprises the first heat exchange core and the second heat exchange core that set gradually along air-flow direction, described first-class siphunculus comprises and is connected to described first header and the first throughput be positioned on described first heat exchange core, be connected to described second header and be positioned at the second throughput on described second heat exchange core, and connect described first, first commutation portion of the second throughput, described first commutation portion is positioned at the top of described micro-channel evaporator, described first, second header is positioned at the bottom of described micro-channel evaporator, described first, second header is spaced a distance to form rhone.
As further improved technical scheme of the present invention, described micro-channel evaporator is provided with the dividing plate between first, second header described, to form described rhone.
As further improved technical scheme of the present invention, first, second header described is pipe, and the both sides of described dividing plate are provided with the arc surface of fitting with first, second header described.
As further improved technical scheme of the present invention, described heat exchanger assembly comprises the housing of the described micro-channel evaporator of carrying and described micro-channel condenser, and described housing is provided with diapire, and described diapire is provided with the discharge outlet corresponding to described rhone.
As further improved technical scheme of the present invention, described micro-channel condenser comprises the 3rd header, 4th header, connect the described 3rd, some second siphunculus of the 4th header and the second fin contacted with described second siphunculus, described second siphunculus horizontally set, described micro-channel condenser is multilayer condenser, it comprises the 3rd heat exchange core and the 4th heat exchange core, described second siphunculus comprises and is connected to described 3rd header and the 3rd throughput be positioned on described 3rd heat exchange core, be connected to described 4th header and be positioned at the 4th throughput on described 4th heat exchange core, and connect the described 3rd, second commutation portion of the 4th throughput.
As further improved technical scheme of the present invention, described heat exchanger assembly comprises the housing of the described micro-channel evaporator of carrying and described micro-channel condenser, described housing comprises the first housing and assembles with described first housing the second housing coordinated, and wherein said micro-channel evaporator and described micro-channel condenser are fixed between first, second housing described.
As further improved technical scheme of the present invention, described first commutation portion be not with the 3rd aptery section of described first fin contacts, described housing comprises second shelter wall of blocking described 3rd aptery section along described air-flow direction.
As further improved technical scheme of the present invention, described second commutation portion comprise not with the 6th aptery section of described second fin contacts, described housing comprises the wall portion of blocking described 6th aptery section along described air-flow direction.
As further improved technical scheme of the present invention, described first housing is lower house, described second housing is upper shell, the second sidewall that described first housing comprises diapire, the first side wall upwards extended from described diapire side and upwards extends from the opposite side of described diapire; Described second housing comprises roof, from described roof side to the 3rd sidewall of downward-extension and from the opposite side of described roof to the 4th sidewall of downward-extension, described the first side wall is corresponding with described 3rd sidewall, and described second sidewall is corresponding with described 4th sidewall; Described wall portion comprises the 3rd wall portion be arranged on described the first side wall and the 7th wall portion be arranged on described 3rd sidewall, described 3rd wall portion is provided with the second groove, described 7th wall portion is provided with the 4th groove, and described second groove and described 4th groove accommodate the second commutation portion of described micro-channel condenser jointly.
Present invention also offers the application of a kind of heat exchanger assembly in dehumidification equipment, described dehumidification equipment is provided with heat pump, described heat exchanger assembly is above-mentioned heat exchanger assembly, described heat exchanger assembly is connected in described heat pump, and described dehumidification equipment utilizes described heat exchanger assembly to dehumidify to the wet mass product be placed in described dehumidification equipment, dry.
Compared with prior art, the present invention by making described first-class siphunculus vertically arrange and making first, second header described be spaced a distance to form rhone, thus realizes good drainage performance.
Accompanying drawing explanation
Fig. 1 is heat-exchange system of the present invention schematic perspective view in one embodiment.
Fig. 2 is the schematic perspective view of Fig. 1 housing.
Fig. 3 is the schematic perspective view of lower casing in Fig. 2.
Fig. 4 is the schematic perspective view of heat exchanger assembly of the present invention.
Fig. 5 is the schematic perspective view of another angle of Fig. 4.
Fig. 6 is the schematic perspective view of Fig. 4 angle again, and wherein blinker is installed between the first side plate of described micro-channel evaporator and the second, the 4th sidewall of housing.
Fig. 7 is the part isometric schematic diagram of Fig. 6, does not wherein install described blinker.
Fig. 8 is the part isometric exploded view of Fig. 4, and wherein the first housing and the second housing are separated from each other.
Fig. 9 is the three-dimensional exploded view of Fig. 4.
Figure 10 is the top view of heat exchanger assembly of the present invention after removal second housing.
Figure 11 is the right view of micro-channel evaporator in Figure 10 and micro-channel condenser.
Figure 12 is the schematic perspective view of micro-channel evaporator in Figure 10.
Figure 13 is the schematic perspective view of micro-channel condenser in Figure 10.
Figure 14 is that in Figure 10, micro-channel evaporator rotates the front view after a certain angle.
Figure 15 is the schematic perspective view of Figure 14 median septum.
Figure 16 is the schematic perspective view of first-class siphunculus.
Figure 17 is the schematic perspective view of second siphunculus.
Figure 18 is the first housing and capillary schematic perspective view when cooperatively interacting in the first embodiment.
Figure 19 is the partial enlarged drawing of circled portion in Figure 18.
Figure 20 is the first housing and capillary schematic perspective view when cooperatively interacting in the second embodiment.
Figure 21 is the partial enlarged drawing of circled portion in Figure 20.
Figure 22 is the schematic perspective view of the first housing when coordinating with device for drying and filtering.
Figure 23 is the partial enlarged drawing of circled portion in Figure 22.
Figure 24 is that the first housing in Figure 22 is in the stereogram of another angle.
Figure 25 is the partial enlarged drawing of circled portion in Figure 24.
Figure 26 is the schematic perspective view before the first housing coordinates with micro-channel evaporator.
Figure 27 is that the first housing is in the schematic perspective view of another angle.
Figure 28 is the first housing in the schematic perspective view of an angle again.
Figure 29 is the schematic perspective view before the first housing and the second housing are assembled.
Figure 30 is the partial enlarged drawing of circled portion in Figure 29.
Detailed description of the invention
Shown in please refer to the drawing 1 to Fig. 4, illustrative embodiments of the present invention disclose a kind of heat-exchange system, and it comprises shell 200 and is arranged on the heat exchanger assembly 100 in described shell 200.Described shell 200 comprises entrance point 201 and the port of export 202.In illustrative embodiments of the present invention, the described port of export 202 is mutually vertical with described entrance point 201.Described shell 200 comprises upper casing 203, lower casing 204 and the installing space 205 between described upper and lower shell 203,204.Shown in please refer to the drawing 3, described lower casing 204 is provided with the convex positioning rib 206 stretched in described installing space 205, thus is convenient to carry out installation with described heat exchanger assembly 100 and locates.
Shown in please refer to the drawing 3 to Fig. 9, described heat exchanger assembly 100 comprises micro-channel evaporator 1, micro-channel condenser 2 and carries the housing 3 of described micro-channel evaporator 1 and described micro-channel condenser 2.Described micro-channel evaporator 1 and described micro-channel condenser 2 interval arrange and are arranged in order along air-flow direction A-A.Described micro-channel evaporator 1 is near described entrance point 201, and described micro-channel condenser 2 is near the described port of export 202.Described micro-channel evaporator 1 can be individual layer heat exchanger or Multi-layer exchanging heat device with described micro-channel condenser 2.Described Multi-layer exchanging heat device comprises two and plural heat exchange core.
Shown in please refer to the drawing 10 to Figure 12, the some first-class siphunculus 13 that described micro-channel evaporator 1 comprises first, second header 11,12 described in the first header 11, second header 12, connection and the first fin 14 contacted with described first-class siphunculus 13.Described first fin 14 and the way of contact of described first-class siphunculus 13 include but not limited to weld, fasten with glue or the mode such as surface contact.Shown in please refer to the drawing 16, described first-class siphunculus 13 is provided with and is spaced from each other and with the some first microchannel cavitys 130 for flow of refrigerant.Due to microchannel heat exchanger, those skilled in the art can understand, and do not repeat them here.In illustrative embodiments of the present invention, described first fin 14 is in corrugated, and it is fixed (such as welding or stickup) between adjacent two first-class siphunculus 13, in order to strengthen the heat exchange with air, promotes heat exchange property.Micro-channel evaporator 1 in the present invention has the plurality of advantages such as performance is excellent, volume is little, lightweight compared to the evaporimeter of fin-tube type.
In illustrative embodiments of the present invention, described micro-channel evaporator 1 is Multilayer evaporator, and it comprises the first heat exchange core 110 and the second heat exchange core 120 set gradually along described air-flow direction A-A.In illustrative embodiments of the present invention, each heat exchange core includes header, the first-class siphunculus 13 of part and part first fin 14.Particularly, described first-class siphunculus 13 comprises and is connected to described first header 11 and is positioned at the first throughput 131 on described first heat exchange core 110, is connected to described second header 12 and the second throughput 132 be positioned on described second heat exchange core 120 and connect the first commutation portion 133 of described first throughput 131 and described second throughput 132.Described first fin 14 is between adjacent two the first throughput 131 and between two adjacent the second throughput 132, to strengthen heat exchange.Separate each other between two adjacent the first fins 14 on same heat exchange core.Shown in please refer to the drawing 9 and Figure 12, in illustrative embodiments of the present invention, described first throughput 131 is the first aptery section 134 near the position of described first header 11, and namely this position is not connected with described first fin 14.Described second throughput 132 is the second aptery section 135 near the position of described second header 12, and namely this position is not connected with described first fin 14.In addition, described first commutation portion 133 is the 3rd aptery section 136, and namely this position is not connected with described first fin 14.Shown in please refer to the drawing 12, it should be noted that: in order to brief expression, described first fin 14 just show two ends, but in illustrative embodiments of the present invention, it is coherent with the region of described second throughput 132 that described first fin 14 corresponds to described first throughput 131.
In illustrative embodiments of the present invention, described first throughput 131, second throughput 132 on same described first-class siphunculus 13 and the first commutation portion 133 are formed through bending by a flat tube.Certainly, in other embodiments, described first throughput 131, second throughput 132 and the first commutation portion 133 also can be fitted to each other by different elements.Such as, described first commutation portion 133 is one end that subsequent group is contained in first, second throughput 131,132 described, to play switching effect.The implication in described first commutation portion 133 is that cold-producing medium changes the flow direction herein.
In illustrative embodiments of the present invention, described first-class siphunculus 13 is flat tube, and arranges in vertical.It should be noted that, " vertically arranging " in embodiment of the present invention includes but not limited to vertical setting, also comprise and there is being obliquely installed of certain angle, namely everyly the condensed water in air can be made downwards to discharge along the end of described first-class siphunculus 13 and/or described first fin 14 under gravity, all in the scope of " vertically arranging ".In illustrative embodiments of the present invention, described first throughput 131 and described second throughput 132 are roughly arranged vertically, and described first header 11 and described second header 12 are roughly in horizontally disposed.Owing to being gas, liquid two-phase when cold-producing medium enters described evaporimeter 1, above-mentioned layout can improve the distributing uniformity of cold-producing medium in flat tube, suppresses the separation of gas, liquid two-phase preferably.In addition, above-mentioned layout is also convenient to condensed water and is flowed downward along first, second throughput 131,132 described under gravity, is beneficial to draining.
In illustrative embodiments of the present invention, first, second header 11,12 described is arranged in order along described air-flow direction A-A.Described first, second header 11,12 cylindrical, to promote burst pressure.Described first commutation portion 133 is positioned at the top of described micro-channel evaporator 1, and described first header 11 and/or the second header 12 are positioned at the bottom of described micro-channel evaporator 1.In illustrative embodiments of the present invention, first, second header 11,12 described is all positioned at the bottom of described micro-channel evaporator 1.
Described micro-channel evaporator 1 also comprises some first side plates 15 being positioned at both sides, is also provided with described first fin 14 between described first side plate 15 and adjacent first-class siphunculus 13.Particularly, some first fins 14 are provided with between described first side plate 15 and first, second throughput 131,132 described.Described micro-channel evaporator 1 is provided with first and allows bit space 150.Shown in please refer to the drawing 12, in illustrative embodiments of the present invention, described first allows bit space 150 be positioned at the top of described first side plate 15, and near described first commutation portion 133.
Described micro-channel condenser 2 comprises the 3rd header 21, the 4th header 22, the some second siphunculus 23 connecting described 3rd, the 4th header 21,22 and the second fin 24 contacted with described second siphunculus 23.Described second fin 24 and the way of contact of described second siphunculus 23 include but not limited to weld, fasten with glue the modes such as fixing or surface contact.Shown in please refer to the drawing 17, described second siphunculus 23 is provided with and is spaced from each other and with the some second microchannel cavitys 230 for flow of refrigerant.Because microchannel is clearly for person of ordinary skill in the field, do not repeat them here.Described second fin 24 is in corrugated, and it is fixed (such as welding or stickup) between adjacent two second siphunculus 23, in order to strengthen the heat exchange with air, promotes heat exchange property.Micro-channel condenser 2 in the present invention has the plurality of advantages such as performance is excellent, volume is little, lightweight compared to the condenser of fin-tube type.
In illustrative embodiments of the present invention, described micro-channel condenser 2 is multilayer condenser, and it comprises the 3rd heat exchange core 210 and the 4th heat exchange core 220 that set gradually along described air-flow direction A-A.In illustrative embodiments of the present invention, each heat exchange core includes header, part second siphunculus 23 and part second fin 24.Particularly, described second siphunculus 23 comprises and is connected to described 3rd header 21 and is positioned at the 3rd throughput 231 on described 3rd heat exchange core 210, is connected to described 4th header 22 and the 4th throughput 232 be positioned on described 4th heat exchange core 220 and connect the second commutation portion 233 of described 3rd throughput 231 and described 4th throughput 232.Described second fin 24 is between adjacent two the 3rd throughput 231 and between adjacent two the 4th throughput 232, to promote heat exchange property.Separate each other between two adjacent the second fins 24 on same heat exchange core.Shown in please refer to the drawing 13 and Figure 26, in illustrative embodiments of the present invention, described 3rd throughput 231 is the 4th aptery section 234 near the position of described 3rd header 21, and namely this position is not connected with described second fin 24.Described 4th throughput 232 is the 5th aptery section 235 near the position of described 4th header 22, and namely this position is not connected with described second fin 24.In addition, described second commutation portion 233 is the 6th aptery section 236, and namely this position is not connected with described second fin 24.Shown in please refer to the drawing 13, it should be noted that: in order to brief embodiment, described second fin 24 just show two ends, but in illustrative embodiments of the present invention, it is coherent with the region of described 4th throughput 232 that described second fin 24 corresponds to described 3rd throughput 231.
In illustrative embodiments of the present invention, described 3rd throughput 231 of same described second siphunculus 23, the 4th throughput 232 and the second commutation portion 233 are formed through bending by a flat tube.Certainly, in other embodiments, described 3rd throughput 231, the 4th throughput 232 and the second commutation portion 233 also can assemble for different elements.Such as, described second commutation portion 233 is sides that subsequent group is contained in described 3rd, the 4th throughput 231,232, to play switching effect.The implication in described second commutation portion 233 is that cold-producing medium changes the flow direction herein.
In illustrative embodiments of the present invention, described second siphunculus 23 is flat tube, and in horizontally set.It should be noted that, " horizontally set " in embodiment of the present invention includes but not limited to be horizontally disposed with, and also comprises and has being obliquely installed of certain angle.In addition, in illustrative embodiments of the present invention, described 3rd throughput 231 and described 4th throughput 232 are roughly in horizontally disposed, avoid the bottom of described 3rd, the 4th header 21,22 because the impact being subject to gravity is seriously deposited in of the lubricating oil in cold-producing medium, thus cannot effectively circulate.
In illustrative embodiments of the present invention, described 3rd, the 4th header 21,22 is arranged in order along described air-flow direction A-A, and roughly in vertically arranging.Described 3rd, the 4th header 21,22 cylindrical.Described second commutation portion 233 is arranged in the side (left side of such as Figure 13) of described micro-channel condenser 2, and described 3rd header 21 and/or described 4th header 22 are arranged in the opposite side (right side of such as Figure 13) of described micro-channel condenser 2.In illustrative embodiments of the present invention, described 3rd, the 4th header 21,22 is all arranged in the opposite side (right side of such as Figure 13) of described micro-channel condenser 2.
Described micro-channel condenser 2 also comprises some second side plates 25 being positioned at upper and lower both sides, is also provided with described second fin 24 between described second side plate 25 and adjacent second siphunculus 23.Described micro-channel condenser 2 is provided with second and allows bit space 250.Shown in please refer to the drawing 13, in illustrative embodiments of the present invention, described second allows bit space 250 between described second side plate 25 and described 3rd, the 4th header 21,22.
Described 3rd, the 4th header 21,22 is provided with the end cap 26 being positioned at upper and lower two ends, and the end cap 26 being wherein positioned at lower end is provided with a recess caved inward 261.
Shown in please refer to the drawing 10 and Figure 11, described micro-channel evaporator 1 comprises the first adapter 17 being connected to described first header 11 and the second adapter 18 being connected to described second header 12.Described micro-channel condenser 2 comprises the 3rd adapter 27 being connected to described 3rd header 21 and the 4th adapter 28 being connected to described 4th header 22, wherein said second, the 4th adapter 18,28 is inlet tube, and described first, the 3rd adapter 17,27 is outlet.Described second adapter 18 allows bit space 150 through described first, and is embedded in described first and allows in bit space 150; Described 4th adapter 28 allows bit space 250 through described second, and is embedded in described second and allows in bit space 250.Setting like this, on the one hand, can save space, realize densification; On the other hand, it also avoid excessively does something in disregard of obstacles with corresponding heat exchange core relates to and damages described heat exchange core.In illustrative embodiments of the present invention, first, second adapter 17,18 described is arranged on described air-flow direction A-A successively with the junction of first, second header 11,12 corresponding, and described 3rd, the 4th adapter 27,28 is arranged on described air-flow direction A-A successively with the junction of corresponding 3rd, the 4th header 21,22.
In illustrative embodiments of the present invention, first, second header 11,12 described and described 3rd, the 4th header 21,22 are all aluminum pipes, and first, second adapter 17,18 described and described 3rd, the 4th adapter 27,28 are all that copper aluminium is taken over.The position be connected with corresponding header in each adapter wherein said is aluminum pipe, to reduce welding difficulty, to promote soldering reliability and decay resistance; And the external port in each adapter described is copper pipe, to promote the reliability of client's side link.Shown in please refer to the drawing 10 and Figure 11, described external port is followed successively by the external port of the external port of the second adapter 18, the external port of the 3rd adapter 27, the external port of the first adapter 17 and the 4th adapter 28 along described air-flow direction A-A.
With regard to described micro-channel evaporator 1, on described air-flow direction A-A, after described inlet tube is positioned at described outlet, therefore the average surface temperature of described second heat exchange core 120 is lower than the average surface temperature of described first heat exchange core 110, design like this, the air flowed at described air-flow direction A-A can ladderingly dehumidify, first the most of moisture of air condenses by the first heat exchange core 110 that namely average surface temperature is lower, then the second heat exchange core 120 that average surface temperature is lower again by the small part condensate moisture in air out, thus reach good effect on moisture extraction.Similarly, with regard to described micro-channel condenser 2, on described air-flow direction A-A, after described inlet tube is positioned at described outlet, therefore the average surface temperature of described 4th heat exchange core 220 is higher than the average surface temperature of described 3rd heat exchange core 210, design like this, the air flowed at described air-flow direction A-A can ladderingly heat up, namely the 3rd heat exchange core 210 that average surface temperature is higher first by air heat to a certain temperature, air heats up by the 4th heat exchange core 220 that then average surface temperature is higher more further, thus reach good temperature rise effect.
Shown in please refer to the drawing 10, between described micro-channel evaporator 1 and described micro-channel condenser 2, be provided with an inner space 10.In illustrative embodiments of the present invention, described heat exchanger assembly 100 also comprises and is connected on restricting element 4 in described second adapter 18 and device for drying and filtering 5.In illustrative embodiments of the present invention, described restricting element 4 and device for drying and filtering 5 are positioned at described inner space 10.In illustrative embodiments of the present invention, described restricting element 4 is capillaries, and certainly, in other embodiments, described restricting element also can be heating power expansion valve or the electric expansion valve that can play reducing pressure by regulating flow effect.Described device for drying and filtering 5 is roughly cylindrical, and centre is comparatively thick, and two ends are thinner.
In illustrative embodiments of the present invention, described micro-channel evaporator 1 is almost parallel with the straight layout of described micro-channel condenser 2.Certainly, in other embodiments, described micro-channel evaporator 1 and described micro-channel condenser 2 also can in certain angles, such as described micro-channel evaporator 1 is in tilted layout, on the one hand, in the confined situation of setting height(from bottom), the described micro-channel evaporator 1 be in tilted layout to horizontal plane direction can possess lower height; On the other hand, in the limited situation of installation width, the micro-channel evaporator 1 be in tilted layout has larger heat exchange area compared to the micro-channel evaporator 1 of straight layout, can strengthen exchange capability of heat to a certain extent.
Described housing 3 is fixed on described micro-channel evaporator 1 and the periphery of described micro-channel condenser 2, can form an entirety on the one hand, also can play on the other hand to guide effect into air.Shown in please refer to the drawing 4, Fig. 8 and Figure 20 to Figure 30, described housing 3 comprises the first housing 31 and the second housing 32 mutually fitted together.In illustrative embodiments of the present invention, described first housing 31 is lower house, and described second housing 32 is upper shell, and first, second housing 31,32 described vertically fits together.Certainly, in other embodiments, first, second housing 31,32 described also can fit together left and right.
First, second housing 31,32 disclosed with regard to present embodiment is below described in detail.The second sidewall 313 that described first housing 31 comprises diapire 311, the first side wall 312 upwards extended from described diapire 311 side and upwards extends from the opposite side of described diapire 311.Described first housing 31 is provided with the first space 3111 of at least micro-channel evaporator 1 described in holding portion and the second space 3112 of at least micro-channel condenser 2 described in holding portion.Described micro-channel evaporator 1 and described micro-channel condenser 2 install after between first, second sidewall 312,313 described.Described the first side wall 312 comprises the first wall portion 3121, second wall portion 3122, the 3rd wall portion 3123 and the fourth wall 3124 that set gradually along described air-flow direction A-A, wherein said first wall portion 3121 corresponds to the side of described micro-channel evaporator 1, described 3rd wall portion 3123 corresponds to the side of described micro-channel condenser 2, described second wall portion 3122 on described air-flow direction A-A, between described micro-channel evaporator 1 and described micro-channel condenser 2.Described second wall portion 3122 is positioned at perpendicular and is skewed, described second wall portion 3122 slopes inwardly along described air-flow direction A-A, namely described second wall portion 3122 is outer near the part of described first wall portion 3121, and described second wall portion 3122 is inner near the part of described 3rd wall portion 3123, described second wall portion 3122 is positioned at the inner side in described second commutation portion 233 near the position in described second commutation portion 233, setting like this, described second wall portion 3122 can play the effect of leading to air.
Shown in please refer to the drawing 18, the inner side of described first wall portion 3121 is provided with the first groove 3125 be communicated with described first space 3111, and described first groove 3125 is positioned at first side plate 15 in described micro-channel evaporator 1 side (such as left side) in order to guiding.Described diapire 311 is provided with and upwards extends and the first lug boss 3113, second lug boss 3114, the 3rd lug boss 3115 and the 4th lug boss 3116 that are arranged in order along described air-flow direction A-A, wherein said first lug boss 3113 is with described second lug boss 3114 in order to locate the bottom of described micro-channel evaporator 1, and described 3rd lug boss 3115 and described 4th lug boss 3116 are in order to locate the bottom of described micro-channel condenser 2.Described first lug boss 3113 is provided with the first shelter wall 3117 that in the vertical direction has certain altitude, and described first shelter wall 3117 shelters from described first aptery section 134 at described air-flow direction A-A.In illustrative embodiments of the present invention, because described second aptery section 135 is positioned at the dead astern of described first aptery section 134, therefore when described first shelter wall 3117 shelters from described first aptery section 134, also sheltered from described second aptery section 135, thus minimizing is leaked out simultaneously.In addition, described second lug boss 3114 and described 4th lug boss 3116 are equipped with some location structures 3118 of locating described micro-channel evaporator 1 and described micro-channel condenser 2 in order to front and back.In illustrative embodiments of the present invention, described location structure 3118 is shell fragment, and described shell fragment is simply supported beam.The top of described location structure 3118 is provided with to guide described micro-channel evaporator 1 and described micro-channel condenser 2, and in contraction-like rake 332.Described diapire 311 is also provided with the discharge outlet 310 run through up and down, and described discharge outlet 310 corresponds to described first space 3111 and is positioned at the below of first, second header 11,12 described.
In addition, shown in please refer to the drawing 7 and Fig. 6, owing to having the first gap 314 between the first side plate 15 of opposite side (such as right side) and described second sidewall 313, described housing 3 is also provided with the blinker 315 being positioned at described first gap 314.In illustrative embodiments of the present invention, described second sidewall 313 is provided with mounting groove 331, and described blinker 315 is provided with the mounting bar 3151 inserting described mounting groove 331 from top to down.The cross section of described mounting bar 3151 is I-shaped, so arranges, and described blinker 315 can be stablized and is immobilizated on described second sidewall 313.Described blinker 315 can block described first gap 314 on described air-flow direction A-A, thus minimizing wind directly flows through from described first gap 314.
Shown in please refer to the drawing 18, the inner side of described 3rd wall portion 3123 is provided with the second groove 3131 be communicated with described second space 3112, and described second groove 3131 is in order to accommodate the second commutation portion 233 of described micro-channel condenser 2.Described 3rd wall portion 3123 can shelter from described 6th aptery section 236 at least partly at described air-flow direction A-A, thus leaking out in minimizing corresponding region, promotes air heat temperature.Shown in please refer to the drawing 28, described diapire 311 is provided with the convex locating dowel 3119 stretched in described second groove 3131, and described second commutation portion 233 is socketed in described locating dowel 3119, to realize location.In addition, described diapire 311 is also provided with and convexly stretches into locating piece 316, first back-up block 3162 in described second groove 3131 and the second back-up block 3163.Described locating piece 316 is provided with depression 3161, and the internal diameter of described depression 3161 is slightly larger than the external diameter of described 3rd header 21 and/or described 4th header 22.During assembling, described 3rd header 21 and/or described 4th header 22 insert in described depression 3161, to realize location.Described first back-up block 3162 roughly in strip with corresponding header linear contact lay, now, even if the end face of header is very not smooth, this linear contact lay also can improve installation accuracy.Described second back-up block 3163 in order to described micro-channel condenser 2 bottom the second side plate 25 contact with each other and retrain.Setting like this, when can avoid or alleviate the described micro-channel condenser 2 of assembling, the problems such as the concentrated wear brought due to processing, assembling or welding deformation etc., assembling dislocation and heat exchange core vibration.Certainly, in other embodiments, also the external diameter of described locating piece 316 can be set to the internal diameter being slightly less than described end cap 26 recess 261.During assembling, described locating piece 316 is fastened in described recess 261, the effect of locating described micro-channel condenser 2 from a certain dimension can be realized equally.The rear and front end of described micro-channel condenser 2 located by the flexure strip be positioned on described 3rd lug boss 3115 and the 4th lug boss 3116 in order to front and back, so that install and prevent from rocking.Described fourth wall 3124 and described second sidewall 313 of part extend beyond described micro-channel condenser 2, to play the guide effect to wind on described air-flow direction A-A.
Shown in please refer to the drawing 20 and Figure 21, in one embodiment of the invention, described diapire 311 is also provided with the convex protuberance 317 stretched in described inner space 10, and described capillary is wrapped on described protuberance 317, so that location.Described protuberance 317 is provided with circular arc outer surface 3171, is beneficial to be wound around described capillary.In addition, described housing 3 is also provided with and is carried out tying up fixing strapping (not shown) by described capillary.Shown in please refer to the drawing 18 and Figure 19, in another embodiment, described diapire 311 is also provided with and convexly stretches into clamping part 318 in described inner space 10, and described clamping part 318 is provided with the barb 3181 in order to hold described capillary at vertical direction.Described clamping part 318 is arranged in pairs, and described capillary is held in the breach between the clamping part 318 arranged in pairs.Preferably, the described clamping part 318 of described paired setting sets gradually along described air-flow direction, capillary after winding is similar to ellipse, and the long limit of ellipse has good deformability compared to minor face, is beneficial to and is fastened in described clamping part 318 by described capillary.
Shown in please refer to the drawing 22 to Figure 25, described housing 3 also comprises and inwardly protrudes into described inner space 10 and in order to the sleeve 319 of fixing described device for drying and filtering 5.In illustrative embodiments of the present invention, described sleeve 319 extends with described second sidewall 313 one and forms.Described sleeve 319 is provided with the receiving space 3191 clamping described device for drying and filtering 5, and described receiving space about 3191 runs through described sleeve 319, so that accommodate described device for drying and filtering 5.Described sleeve 319 is provided with and is positioned at its inner surface and the some fins 3192 vertically extended, and described fin 3192 compresses the outer surface of described device for drying and filtering 5, is beneficial to realize good clamping effect.Described sleeve 319 is provided with the open slot 3193 vertically running through described sleeve 319, and described open slot 3193 unitary side is to the wall thickness running through described sleeve 319, thus makes described sleeve 319 have certain elasticity.In addition, described sleeve 319 is provided with the tapered portion 3194 being positioned at its bottom, described tapered portion 3194 is provided with radially-arranged some slits 3195 described tapered portion 3194 to be separated into and the some support portions 3196 circumferentially distributed, and described support portion 3196 is in order to support described device for drying and filtering 5.
In addition, shown in please refer to the drawing 27, the diapire 311 of described first housing 31 is also provided with the pair of brackets plate 374 of protrusion and the locating slot 375 between described supporting plate 374 downwards.During assembling, described positioning rib 206 is fastened in described locating slot 375, and the inner surface of described supporting plate 374 coordinates with the outer surface of described positioning rib 206, thus limits described first housing 31 relative to the displacement of described lower casing 204 occurred level.
Shown in please refer to the drawing 9 and Figure 29, described second housing 32 comprises roof 321, from three sidewall 322 of described roof 321 side to downward-extension and the opposite side from described roof 321 to the 4th sidewall 323 of downward-extension.Described second housing 32 is provided with the 3rd space 3211 of at least micro-channel evaporator 1 described in holding portion and the 4th space 3212 of at least micro-channel condenser 2 described in holding portion.Described micro-channel evaporator 1 and described micro-channel condenser 2 install after between described 3rd, the 4th sidewall 322,323.Described 3rd sidewall 322 comprises the 5th wall portion 3221, the 6th wall portion 3222, the 7th wall portion 3223 and the 8th wall portion 3224 that set gradually along described air-flow direction A-A, wherein said 5th wall portion 3221 corresponds to the side of described micro-channel evaporator 1, described 7th wall portion 3223 corresponds to the side of described micro-channel condenser 2, described 6th wall portion 3222 on described air-flow direction A-A, between described micro-channel evaporator 1 and described micro-channel condenser 2.Described 6th wall portion 3222 is positioned at perpendicular and is skewed, described 6th wall portion 3222 slopes inwardly along described air-flow direction A-A, namely described 6th wall portion 3222 is outer near the part of described first wall portion 3121, and described 6th wall portion 3222 is inner near the part of described 3rd wall portion 3123.Setting like this, described 6th wall portion 3222 can play the effect of leading to air.In illustrative embodiments of the present invention, described first wall portion 3121 is referred to as wall portion to described 8th wall portion 3224.
Shown in please refer to the drawing 9, the inner side of described 5th wall portion 3221 is provided with the 3rd groove 3225 be communicated with described 3rd space 3211, and described 3rd groove 3225 is in order to be positioned at first side plate 15 in described micro-channel evaporator 1 side (such as left side).Described roof 321 is provided with to downward-extension and in the vertical direction has the second shelter wall 3216 of certain altitude, and described second shelter wall 3216 shelters from described 3rd aptery section 136 at described air-flow direction A-A, thus reduces and leak out.In illustrative embodiments of the present invention, described first shelter wall 3117 is referred to as shelter wall with described second shelter wall 3216.Described shelter wall is arranged at or is installed on described housing 3.Shown in please refer to the drawing 6, in illustrative embodiments of the present invention, described second shelter wall 3216 is provided with the some wind grooves 3218 run through downwards.In addition, the inner side (lower surface) of described roof 321 is provided with some in order to the position limiting structure of spacing described micro-channel evaporator 1 with described micro-channel condenser 2.Described position limiting structure with between described micro-channel evaporator 1 with described micro-channel condenser 2 for elastic extruding type contacts.Described position limiting structure comprises some first flexure strips 381 and some second flexure strips 382.Described first flexure strip 381 compresses described first commutation portion 133 downwards.Described second flexure strip 382 compresses the second side plate 25 being only positioned at described 3rd heat exchange core 210 top downwards, or described second flexure strip 382 compresses the second side plate 25 being only positioned at described 4th heat exchange core 220 top downwards, to realize monolateral compressing, so arrange, to prevent location.In illustrative embodiments of the present invention, described position limiting structure is flexure strip, and described flexure strip is simply supported beam.Described roof 321 is provided with the opening 3261 between described micro-channel evaporator 1 and described micro-channel condenser 2 and is looped around the rib 3262 that keeps out the wind around described opening 3261.The described rib 3262 that keeps out the wind is discontinuous, lower with the booster action of rib 3262 to described roof 321 that keep out the wind described in making, and then makes described second housing 32 have good deformability, improves the adaptability of assembling.In addition, described in the rib 3262 that keeps out the wind mutually stagger to form paravent on described air-flow direction A-A, reduce wind from top through described second housing 32.
Shown in please refer to the drawing 6 to Fig. 9, the inner side of described 7th wall portion 3223 is provided with the 4th groove 3231 be communicated with described 4th space 3212, and described 4th groove 3231 is in order to accommodate the second commutation portion 233 of described micro-channel condenser 2.Described 7th wall portion 3223 can shelter from described 6th aptery section 236 at least partly at described air-flow direction A-A, thus leaking out in minimizing corresponding region, promotes air heat temperature.
In addition, described housing 3 is also provided with the weather strip 325 that in the vertical direction has certain altitude, and described weather strip 325 shelters from described 4th aptery section 234 at described air-flow direction A-A.In illustrative embodiments of the present invention, described weather strip 325 is arranged on described second housing 32.Because described 5th aptery section 235 is positioned at the dead astern of described 4th aptery section 234, therefore when described weather strip 325 shelters from described 4th aptery section 234, also sheltered from described 5th aptery section 235 simultaneously, thus minimizing is leaked out, optimize the distributing homogeneity flowing through the air of described micro-channel condenser 2.Shown in please refer to the drawing 29 and Figure 30, described first housing 31 is provided with the guide groove 327 of vertically guiding, assembling described weather strip 325.
During assembling, first described micro-channel evaporator 1, described micro-channel condenser 2, restricting element 4 and device for drying and filtering 5 are assembled on described first housing 31, and realize location; Secondly, described second housing 32 is held on described first housing 31, and realizes fixing (such as being realized by screw fixing).In illustrative embodiments of the present invention, described first housing 31 is provided with described second housing 32 guide plate 35 and support slot 36 that cooperatively interact, is beneficial to assembling location.The outer surface of described guide plate 35 is arc surface, and the inner surface of described support slot 36 is also arc surface, to improve installation accuracy.Certainly, in other embodiments, described guide plate 35 also can be designed to other structures such as non-arc surface with described support slot 36.After assembling, described first wall portion 3121 corresponds to described 5th wall portion 3221, described second wall portion 3122 corresponds to described 6th wall portion 3222, described 3rd wall portion 3123 corresponds to described 7th wall portion 3223, described fourth wall 3124 corresponds to described 8th wall portion 3224, wherein, described second wall portion 3122 reduces with the junction of described 6th wall portion 3222 and leaks out.In illustrative embodiments of the present invention, described second wall portion 3122 is provided with recess 3141, and in recess 3141 described in described 6th wall portion 3222 partial insertion, both do not have gap or gap less in conjunction with end face, and improve the sealing of assemble case, minimizing is leaked out.Certainly, in other embodiments, also recess can be set in described 6th wall portion 3222, and by recess described in described second wall portion 3122 partial insertion, can realize equally reducing the object of leaking out.In addition, also can realize reducing the object of leaking out by the mode of sticking adhesive tape in junction or coating fluid sealant.In addition, by making, in recess 3141 described in described 6th wall portion 3222 partial insertion, to also help the assembling between the first housing 31 and the second housing 32, thus the relative displacement between restriction housing.
Heat exchanger assembly 100 of the present invention can be applied to (such as dish-washing machine, dryer or clothes washer-dryer etc.) in dehumidification equipment, and wherein said micro-channel evaporator 1 is connected in the heat pump of described dehumidification equipment with described micro-channel condenser 2.When described heat pump work, air moves along described air-flow direction A-A, and now, described micro-channel evaporator 1 carries out heat exchange with described air, by the condensate moisture in air out.In illustrative embodiments of the present invention, be spaced a distance between first, second header 11,12 described, to form rhone 111, ensureing that condensed water can not be deposited in the bottom of described micro-channel evaporator 1 by discharging in time, improving the drainability of described micro-channel evaporator 1.Shown in please refer to the drawing 14 and Figure 15, described micro-channel evaporator 1 is also provided with one or more dividing plate 112 be clamped between first, second header 11,12 described.By set described dividing plate 112, described rhone 111 can be formed on the one hand, the connection between first, second header 11,12 described can also be strengthened on the other hand.In illustrative embodiments of the present invention, the both sides of described dividing plate 112 are provided with arc surface 1121, to improve the compactness matched with first, second header 11,12 described.The condensed water separated out from air is discharged through described rhone 111 and discharge outlet 310.By being arranged on the various wind shielding structures on described housing 3, as far as possible described air there is is fin district by first, second heat exchange core 110,120 described, by condensate moisture more in air out, raising efficiency.
Air through described micro-channel evaporator 1 becomes the lower dry air of humidity, and then described dry air heats through described micro-channel condenser 2 again.Similarly, by being arranged on the various wind shielding structures on described housing 3, as far as possible described air there is fin district, by atmosphere temperature rising to higher temperature by described 3rd, the 4th heat exchange core 210,220.Finally, the dry air blown through wet article (such as wet wash) that temperature is higher, take away moisture, thus realize the function of dry described wet mass product.
When after described heat-exchange system end-of-job, generally can continue the condensed water ventilated to eliminate attachment on described micro-channel evaporator 1, make it reach certain dry requirement, after avoiding long time running, occur mouldy phenomenon.But due to the effect of described second shelter wall 3216, in the first commutation portion 133 of described micro-channel evaporator 1, the condensed water of attachment is not easy to be eliminated.But, as shown in Figure 6, described first commutation portion 133 can be flow through by the some wind grooves 3218 offered to allow a certain amount of air, ensure that described micro-channel evaporator 1 can reach the dry requirement of system.
Compared to the heat exchanger assembly of fin-tube type, heat exchanger assembly 100 of the present invention comprises micro-channel evaporator 1 and micro-channel condenser 2, by adopting microchannel, improving the heat exchange property of described heat exchanger assembly 100, reduce volume and weight, improve resistance to corrosion etc.In addition, because described micro-channel evaporator 1 has higher design flexibility (such as installing and layout) with micro-channel condenser 2, therefore, it is possible to effectively promote the design of dehumidification equipment.In illustrative embodiments of the present invention, carrying described micro-channel evaporator 1 and micro-channel condenser 2 by arranging housing 3, can realize them fixing preferably; In addition, by being installed in described shell 200 by described housing 3, fixing housing can be realized again.Therefore, when not changing existing shell 200, described micro-channel evaporator 1 can be well installed in described shell 200 with micro-channel condenser 2 by described housing 3 by the present invention, and improves air heat-exchange efficiency by design wind shielding structure.
It should be noted that: be only used to name about the similar statement such as " first ", " second ", " the 3rd " in above embodiment, do not comprise the restriction of any order.Above embodiment is only for illustration of the present invention and unrestricted technical scheme described in the invention, although this description reference the above embodiments are to present invention has been detailed description, but, those of ordinary skill in the art is to be understood that, person of ordinary skill in the field still can modify to the present invention or equivalent replacement, and all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, all should be encompassed in right of the present invention.
Claims (10)
1. a heat exchanger assembly, it is characterized in that, comprise micro-channel evaporator and micro-channel condenser, described micro-channel evaporator and described micro-channel condenser interval are arranged, described micro-channel evaporator comprises the first header, second header, connect described first, the some first-class siphunculus of the second header and the first fin contacted with described first-class siphunculus, described first-class siphunculus is vertically arranged, described micro-channel evaporator is Multilayer evaporator, it comprises the first heat exchange core and the second heat exchange core that set gradually along air-flow direction, described first-class siphunculus comprises and is connected to described first header and the first throughput be positioned on described first heat exchange core, be connected to described second header and be positioned at the second throughput on described second heat exchange core, and connect described first, first commutation portion of the second throughput, described first commutation portion is positioned at the top of described micro-channel evaporator, described first, second header is positioned at the bottom of described micro-channel evaporator, described first, second header is spaced a distance to form rhone.
2. heat exchanger assembly as claimed in claim 1, is characterized in that: described micro-channel evaporator is provided with the dividing plate between first, second header described, to form described rhone.
3. heat exchanger assembly as claimed in claim 2, it is characterized in that: first, second header described is pipe, the both sides of described dividing plate are provided with the arc surface of fitting with first, second header described.
4. heat exchanger assembly as claimed in claim 1, it is characterized in that: described heat exchanger assembly comprises the housing of the described micro-channel evaporator of carrying and described micro-channel condenser, described housing is provided with diapire, and described diapire is provided with the discharge outlet corresponding to described rhone.
5. heat exchanger assembly as claimed in claim 1, it is characterized in that: described micro-channel condenser comprises the 3rd header, 4th header, connect the described 3rd, some second siphunculus of the 4th header and the second fin contacted with described second siphunculus, described second siphunculus horizontally set, described micro-channel condenser is multilayer condenser, it comprises the 3rd heat exchange core and the 4th heat exchange core, described second siphunculus comprises and is connected to described 3rd header and the 3rd throughput be positioned on described 3rd heat exchange core, be connected to described 4th header and be positioned at the 4th throughput on described 4th heat exchange core, and connect the described 3rd, second commutation portion of the 4th throughput.
6. heat exchanger assembly as claimed in claim 5, it is characterized in that: described heat exchanger assembly comprises the housing of the described micro-channel evaporator of carrying and described micro-channel condenser, described housing comprises the first housing and assembles with described first housing the second housing coordinated, and wherein said micro-channel evaporator and described micro-channel condenser are fixed between first, second housing described.
7. heat exchanger assembly as claimed in claim 6, is characterized in that: described first commutation portion be not with the 3rd aptery section of described first fin contacts, described housing comprises second shelter wall of blocking described 3rd aptery section along described air-flow direction.
8. heat exchanger assembly as claimed in claim 6, is characterized in that: described second commutation portion comprise not with the 6th aptery section of described second fin contacts, described housing comprises the wall portion of blocking described 6th aptery section along described air-flow direction.
9. heat exchanger assembly as claimed in claim 8, it is characterized in that: described first housing is lower house, described second housing is upper shell, the second sidewall that described first housing comprises diapire, the first side wall upwards extended from described diapire side and upwards extends from the opposite side of described diapire; Described second housing comprises roof, from described roof side to the 3rd sidewall of downward-extension and from the opposite side of described roof to the 4th sidewall of downward-extension, described the first side wall is corresponding with described 3rd sidewall, and described second sidewall is corresponding with described 4th sidewall; Described wall portion comprises the 3rd wall portion be arranged on described the first side wall and the 7th wall portion be arranged on described 3rd sidewall, described 3rd wall portion is provided with the second groove, described 7th wall portion is provided with the 4th groove, and described second groove and described 4th groove accommodate the second commutation portion of described micro-channel condenser jointly.
10. the application of heat exchanger assembly in dehumidification equipment, it is characterized in that: described dehumidification equipment is provided with heat pump, described heat exchanger assembly is the heat exchanger assembly described in any one in claim 1 to 9, described heat exchanger assembly is connected in described heat pump, and described dehumidification equipment utilizes described heat exchanger assembly to dehumidify to the wet mass product be placed in described dehumidification equipment, dry.
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| CN201410138581.5A CN104976825B (en) | 2014-04-08 | 2014-04-08 | Heat exchanger assembly and its application |
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| CN107504837A (en) * | 2017-09-20 | 2017-12-22 | 杭州三花家电热管理系统有限公司 | Heat exchanger, heat-exchange system and indoor heating system |
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| CN104976825B (en) | 2018-12-11 |
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