CN104567113A - Micro-channel heat exchanger and heating-cooling air conditioner with micro-channel heat exchanger - Google Patents
Micro-channel heat exchanger and heating-cooling air conditioner with micro-channel heat exchanger Download PDFInfo
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- CN104567113A CN104567113A CN201310477251.4A CN201310477251A CN104567113A CN 104567113 A CN104567113 A CN 104567113A CN 201310477251 A CN201310477251 A CN 201310477251A CN 104567113 A CN104567113 A CN 104567113A
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- inner chamber
- header
- dividing plate
- 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
- F25B39/02—Evaporators
- F25B39/028—Evaporators having distributing means
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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
- F25B39/04—Condensers
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- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
Abstract
The invention discloses a micro-channel heat exchanger and heating-cooling air conditioner with a micro-channel heat exchanger. The micro-channel heat exchanger comprises a first inlet-outlet, a second inlet-outlet, a first flow collecting tube, a second flow collecting tube, a plurality of heat exchange tubes, flow dividing devices and isolation devices, wherein the heat exchange tubes are arranged between the first flow collecting tube and the second flow collecting tube; the isolation devices are arranged in the first flow collecting tube and the second flow collecting tube; at least two processes are limited by the plurality of heat exchange tubes; the flow dividing devices are arranged in the first flow collecting tube and the second flow collecting tube; flow dividing holes are formed in the flow dividing devices; the isolation devices and the flow dividing device are configured to enable a refrigerant entering the process from the first inlet-outlet or the second inlet-outlet, a refrigerant flowing out of one process to the other process and a refrigerant flowing out of the process to the first inlet-outlet or the second inlet-outlet to flow through the flow dividing holes. The micro-channel heat exchanger can be used for dividing flow in a plurality of processes; the refrigerant can be uniformly divided; the heat exchange efficiency is improved; the requirements on heating-cooling two-way flow dividing uniformity can be met.
Description
Technical field
The present invention relates to heat exchanger, particularly relate to a kind of micro-channel heat exchanger and there is its air conditioner.
Background technology
Micro-channel heat exchanger is a kind of new type high efficient heat exchanger, there is the advantages such as heat transfer efficiency is high, volume is little, quality is light, charging amount is few, promote the use of in enormous quantities on outdoor single cooler already, on micro-channel evaporator and heat pump type, technology is still not overripened, mainly there is gas-liquid two-phase to distribute uneven, cooling and warming stream and be difficult to difficult problems such as taking into account, make pump type heat micro-channel heat exchanger be difficult to enter practical stage.
Uneven problem is distributed in order to solve gas-liquid two-phase, by being provided with the homogenizing plate of band tap hole in header in prior art, cold-producing medium enters from the side of homogenizing plate, by flowing into the opposite side of homogenizing plate after tap hole, thus can obtain good current-sharing effect.
For the micro-channel heat exchanger adopting plural flow process, in order to improve current-sharing effect, homogenizing plate is provided with between adjacent two flow processs, like this when cold-producing medium flow into another flow process from the flow process of in header, by homogenizing plate tapped refrigerant, thus obtain reasonable current-sharing effect.But existing multipaths micro-channel heat exchanger cannot realize the requirement of cooling and warming bidirectional shunt uniformity.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved by this invention is, provides a kind of cooling and warming bidirectional shunt uniform micro-channel heat exchanger.Another technical problem to be solved by this invention is, provides a kind of air conditioner with this micro-channel heat exchanger.
In order to solve the problems of the technologies described above, a kind of micro-channel heat exchanger provided by the present invention, comprise the 1st to import and export, 2nd imports and exports, 1st header, 2nd header, multiple heat exchanger tube, part flow arrangement and spacer assembly, multiple described heat exchanger tube is arranged between described 1st header with described 2nd header and is also communicated with described 2nd header by described 1st header, described spacer assembly is arranged in described 1st header and described 2nd header, multiple described heat exchanger tube is made to limit at least two flow processs, described part flow arrangement is arranged in described 1st header and described 2nd header, described part flow arrangement is provided with tap hole, described spacer assembly and described part flow arrangement are set to the cold-producing medium making to enter described flow process from described 1st import and export or the described 2nd, flow out to the cold-producing medium of flow process described in another from a described flow process and flow out to the cold-producing medium of described 2nd import and export or described 1st import and export all by described tap hole from described flow process.
Wherein in an embodiment, cold-producing medium enter described flow process the aperture of described tap hole of process from the close-by examples to those far off increase progressively from approaching side.
Wherein in an embodiment, cold-producing medium enter described flow process process described tap hole aperture increase progressively direction with flow out from this flow process process described tap hole aperture to increase progressively direction contrary.
Wherein in an embodiment, cold-producing medium enter described flow process the pitch-row of described tap hole of process from the close-by examples to those far off successively decrease from approaching side.
Wherein in an embodiment, cold-producing medium enter described flow process process described tap hole pitch-row successively decrease direction with flow out from this flow process the direction of successively decreasing of pitch-row of described tap hole of process contrary.
Wherein in an embodiment, described spacer assembly makes multiple described heat exchanger tube limit the 1st flow process and the 2nd flow process, the inner chamber of described 1st header is separated into the 1st inner chamber by described spacer assembly and described part flow arrangement, 2nd inner chamber, 3rd inner chamber and the 4th inner chamber, described 1st inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 1st flow process, described 2nd inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 2nd flow process, described 3rd inner chamber is through described tap hole and described 1st inner space, and import and export be communicated with the described 1st, described 4th inner chamber is through described tap hole and described 2nd inner space, and import and export be communicated with the described 2nd, the inner chamber of described 2nd header is separated into the 5th inner chamber, the 6th inner chamber and the 7th inner chamber by described spacer assembly and described part flow arrangement, described 5th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 1st flow process, described 6th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 2nd flow process, and described 7th inner chamber is through described tap hole and described 5th inner chamber and described 6th inner space.
Wherein in an embodiment, described part flow arrangement comprises the 1st orifice plate and the 2nd orifice plate, described 1st orifice plate and described 2nd orifice plate are provided with described tap hole, described 1st orifice plate is arranged in described 1st header vertically, and described 1st header inner chamber is separated into the 1st space and the 2nd space, described 1st space is communicated with multiple described heat exchanger tube, described 2nd orifice plate is arranged in described 2nd header vertically, and described 2nd header inner chamber is separated into the 3rd space and the 4th space, described 3rd space is communicated with multiple described heat exchanger tube; Described spacer assembly comprises the 1st dividing plate and the 2nd dividing plate, described 1st dividing plate is arranged radially in described 1st space and described 2nd space, and described 1st space and described 2nd space are separated into described 1st inner chamber, described 2nd inner chamber, described 3rd inner chamber and described 4th inner chamber, described 2nd dividing plate is arranged radially in the position corresponding with described 1st dividing plate in described 3rd space, and described 3rd space is separated into described 5th inner chamber and described 6th inner chamber, described 4th space forms described 7th inner chamber.
Wherein in an embodiment, described 1st dividing plate has the 1st clapboard body, is arranged at the slot in the 1st clapboard body and the 1st connecting portion formed that stretches out from the 1st clapboard body edge, the tube wall of described 1st header is provided with the 1st opening, described 1st clapboard body is inserted in described 1st header by the 1st opening, described slot coordinates with described 1st orifice plate grafting, and described 1st connecting portion is connected with the tube wall of described 1st header; Described 2nd dividing plate has the 2nd clapboard body and the 2nd connecting portion formed that stretches out from the 2nd clapboard body edge, the tube wall of described 2nd header is provided with the 2nd opening, described 2nd clapboard body is inserted in described 2nd header by the 2nd opening, and described 2nd connecting portion is connected with the tube wall of described 2nd header.
Wherein in an embodiment, described spacer assembly makes multiple described heat exchanger tube limit the 1st flow process, 2nd flow process and the 3rd flow process, the inner chamber of described 1st header is separated into the 8th inner chamber by described spacer assembly and described part flow arrangement, 9th inner chamber, 10th inner chamber, 11st inner chamber and the 12nd inner chamber, described 8th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 1st flow process, described 9th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 2nd flow process, described 10th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 3rd flow process, described 11st inner chamber is through described tap hole and described 8th inner space, and import and export be communicated with the described 1st, described 12nd inner chamber is through described tap hole and described 9th inner chamber and described 10th inner space, the inner chamber of described 2nd header is separated into the 13rd inner chamber by described spacer assembly and described part flow arrangement, 14th inner chamber, 15th inner chamber, 16th inner chamber and the 17th inner chamber, described 13rd inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 1st flow process, described 14th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 2nd flow process, described 15th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 3rd flow process, described 16th inner chamber is through described tap hole and described 13rd inner chamber and described 14th inner space, described 17th inner chamber is through described tap hole and described 15th inner space, and import and export be communicated with the described 2nd.
Wherein in an embodiment, described part flow arrangement comprises the 3rd orifice plate and the 4th orifice plate, described 3rd orifice plate and described 4th orifice plate are provided with described tap hole, described 3rd orifice plate is arranged in described 1st header vertically, and described 1st header inner chamber is separated into the 5th space and the 6th space, described 5th space is communicated with multiple described heat exchanger tube, described 4th orifice plate is arranged in described 2nd header vertically, and described 2nd header inner chamber is separated into the 7th space and the 8th space, described 7th space is communicated with multiple described heat exchanger tube, described spacer assembly comprises the 3rd dividing plate, 4th dividing plate, 5th dividing plate and the 6th dividing plate, described 3rd dividing plate is arranged radially in described 5th space and described 6th space, described 6th space is separated into described 11st inner chamber and described 12nd inner chamber by described 3rd dividing plate, described 4th dividing plate is arranged radially in described 5th space, and together with described 3rd dividing plate, described 5th space is separated into described 8th inner chamber, described 9th inner chamber and described 10th inner chamber, described 5th dividing plate is arranged radially in the position corresponding with described 3rd dividing plate in described 7th space, described 6th dividing plate is arranged radially in described 7th space and the position corresponding with described 4th dividing plate in described 8th space, described 7th space is separated into described 13rd inner chamber by described 6th dividing plate together with described 5th dividing plate, described 14th inner chamber and described 15th inner chamber, described 8th space is separated into described 16th inner chamber and described 17th inner chamber by described 6th dividing plate.
Wherein in an embodiment, described part flow arrangement comprises the 1st hole pipe, 2nd hole pipe, 3rd hole pipe and the 4th hole pipe, described 1st hole pipe, described 2nd hole pipe, the tube wall of described 3rd hole pipe and described 4th hole pipe is provided with described tap hole, described 1st hole pipe and described 2nd hole pipe are arranged in described 1st header vertically, one end of described 1st hole pipe is closed, other end opening, the openend of the 1st hole pipe is stretched out from the end cap of described 1st header, 11st inner chamber described in the Inner Constitution of the 1st hole pipe, the closed at both ends of described 2nd hole pipe, 12nd inner chamber described in the Inner Constitution of the 2nd hole pipe, described 3rd hole pipe and described 4th hole pipe are arranged in described 2nd header vertically, the closed at both ends of described 3rd hole pipe, 16th inner chamber described in the Inner Constitution of the 3rd hole pipe, described 4th pipe one end, hole is closed, other end opening, the openend of the 4th hole pipe is stretched out from the end cap of described 2nd header, 17th inner chamber described in the Inner Constitution of the 4th hole pipe, described spacer assembly comprises the 7th dividing plate, 8th dividing plate, 9th dividing plate and the 10th dividing plate, described 7th dividing plate and described 8th dividing plate are arranged in described 1st header, described 1st hole pipe and the space between described 2nd hole pipe and described 1st header are separated into described 8th inner chamber, described 9th inner chamber and described 10th inner chamber, described 9th dividing plate and described 10th dividing plate are arranged at the position corresponding with described 7th dividing plate and described 8th dividing plate in described 2nd header, described 3rd hole pipe and the space between described 4th hole pipe and described 2nd header are separated into described 13rd inner chamber, described 14th inner chamber and described 15th inner chamber.
Wherein in an embodiment, described 7th dividing plate comprises the 7th clapboard body and the 3rd connecting portion formed that stretches out from the edge of the 7th dividing plate, the tube wall of described 1st header is provided with the 3rd opening, described 7th clapboard body is inserted in described 1st header by the 3rd opening, and between described 1st hole pipe and described 2nd hole pipe, described 3rd connecting portion is connected with the tube wall of described 1st header; Described 8th dividing plate comprises the 8th clapboard body, is arranged at the perforation in the 8th clapboard body and the 4th connecting portion formed that stretches out from the edge of the 8th dividing plate, the tube wall of described 1st header is provided with the 4th opening, described 8th clapboard body is inserted in described 1st header by the 4th opening, described 2nd hole pipe is arranged in described perforation, and described 4th connecting portion is connected with the tube wall of described 1st header.
Wherein in an embodiment, described part flow arrangement comprises the 5th hole pipe and the 6th hole pipe, the tube wall of described 5th hole pipe and described 6th hole pipe is provided with described tap hole, described 5th hole pipe is arranged in described 1st header vertically, one end of described 5th hole pipe is closed, other end opening, the openend of the 5th hole pipe is stretched out from the end cap of described 1st header, the inside of the 5th hole pipe is provided with isolated part, and the inner chamber of the 5th hole pipe is separated into described 11st inner chamber and described 12nd inner chamber, described 6th hole pipe is arranged in described 2nd header vertically, one end of described 6th hole pipe is closed, other end opening, the openend of the 6th hole pipe is stretched out from the end cap of described 2nd header, the inside of the 6th hole pipe is provided with isolated part, and the inner chamber of the 6th hole pipe is separated into described 16th inner chamber and described 17th inner chamber, described spacer assembly comprises the 11st dividing plate, 12nd dividing plate, 13rd dividing plate and the 10th dividing plate, described 11st dividing plate and described 12nd dividing plate are arranged in described 1st header, space between described 5th hole pipe and described 1st header is separated into described 12nd inner chamber, described 13rd inner chamber and described 14th inner chamber, described 13rd dividing plate and described 14th dividing plate are arranged at the position corresponding with described 11st dividing plate and described 12nd dividing plate in described 2nd header, space between described 6th hole pipe and described 2nd header is separated into described 13rd inner chamber, described 14th inner chamber and described 15th inner chamber.
A kind of air conditioner provided by the present invention, comprises above-mentioned micro-channel heat exchanger.
Wherein in an embodiment, described heat exchanger when heating as condenser, freeze time as evaporimeter.
Compared with prior art, micro-channel heat exchanger provided by the present invention, owing to having at least two flow processs, not only forms multipaths shunting, enables cold-producing medium shunt evenly, improve heat exchange efficiency; And, due to from the 1st import and export or the 2nd cold-producing medium entering flow process, flow out to from a flow process another flow process cold-producing medium and from flow process flow out to the 2nd import and export or the cold-producing medium of the 1st import and export all by tap hole, meet the requirement of cooling and warming bidirectional shunt uniformity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the micro-channel heat exchanger in the embodiment of the present invention one;
Fig. 2 is the structural representation of the 2nd orifice plate of micro-channel heat exchanger in Fig. 1;
Fig. 3 is the perspective view of the full closeding clapboard of micro-channel heat exchanger in Fig. 1;
Fig. 4 is the full closeding clapboard of micro-channel heat exchanger in Fig. 1 and the assembling schematic diagram of orifice plate;
Fig. 5 is the perspective view of the semiclosed dividing plate of micro-channel heat exchanger in Fig. 1;
Fig. 6 is the structural representation of the 2nd orifice plate of micro-channel heat exchanger in the embodiment of the present invention two;
Fig. 7 is the structural representation of the micro-channel heat exchanger in the embodiment of the present invention three;
Fig. 8 is the structural representation of the micro-channel heat exchanger in the embodiment of the present invention four;
Fig. 9 is the perspective view of the 1st dividing plate of micro-channel heat exchanger in Fig. 8;
Figure 10 is the 2nd dividing plate of micro-channel heat exchanger in Fig. 8 and the assembling schematic diagram of hole pipe;
Figure 11 is the assembling schematic diagram of the end cap of the Kong Guanyu header of micro-channel heat exchanger in Fig. 8.
Description of reference numerals: 10, the 1st header; 12, the 1st body; 14, the 1st left end cap; 14a, the 2nd imports and exports; 16, the 1st right end cap; 16a, the 1st imports and exports; 20, the 2nd header; 22, the 2nd body; 24, the 2nd left end cap; 24a, the 2nd imports and exports; 26, the 2nd right end cap; 30, heat exchanger tube; 41, the 1st orifice plate; 42, the 2nd orifice plate; 42a, tap hole; 43, the 3rd orifice plate; 44, the 4th orifice plate; 45, the 1st hole pipe; 45a, the 1st imports and exports; 46, the 2nd hole pipe; 47, the 3rd hole pipe; 48, the 4th hole pipe; 48a, the 2nd imports and exports; 51, the 1st dividing plate; 51a, the 1st clapboard body; 51b, the 1st connecting portion, 51c, slot; 52, the 2nd dividing plate; 52a, the 2nd clapboard body; 52b, the 2nd connecting portion; 53, the 3rd dividing plate; 54, the 4th dividing plate; 55, the 5th dividing plate; 56, the 6th dividing plate; 57, the 7th dividing plate; 58, the 8th dividing plate; 58a, the 8th clapboard body; 58b, the 4th connecting portion; 58c, perforation; 59, the 9th dividing plate; 510, the 10th dividing plate; 61, the 1st inner chamber; 62, the 2nd inner chamber; 63, the 3rd inner chamber; 64, the 4th inner chamber; 65, the 5th inner chamber; 66, the 6th inner chamber; 67, the 7th inner chamber; 68, the 8th inner chamber; 69, the 9th inner chamber; 610, the 10th inner chamber; 611, the 11st inner chamber; 612, the 12nd inner chamber; 613, the 13rd inner chamber; 614, the 14th inner chamber; 615, the 15th inner chamber; 616, the 16th inner chamber; 617, the 17th inner chamber; 72, the 1st line; 74, the 2nd line; 76, the 3rd line; A, the 1st flow process; B, the 2nd flow process; C, the 3rd flow process.
Detailed description of the invention
And the present invention is described in detail in conjunction with the embodiments below with reference to the accompanying drawings.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
Embodiment one
Fig. 1 shows the structural representation of the micro-channel heat exchanger in the embodiment of the present invention one, this micro-channel heat exchanger comprises the 1st and imports and exports 16a, the 2nd import and export 14a, the 1st header 10, the 2nd header 20, multiple heat exchanger tube 30, part flow arrangement and spacer assembly, wherein, described 1st header 10 comprises the 1st body 12, is arranged at the 1st left end cap 14 and the 1st right end cap 16 at the 1st body 12 two ends, 1st right end cap 16 is provided with the 1st and imports and exports 16a, the 1st left end cap 14 is provided with the 2nd and imports and exports 14a.Described 2nd header 20 comprises the 2nd body 22, is arranged at the 2nd left end cap 24 and the 2nd right end cap 26 at the 2nd body 22 two ends.Described multiple heat exchanger tube 30 to be arranged in parallel to each other between described 1st header 10 with described 2nd header 20 and to be communicated with described 2nd header 20 by described 1st header 10.
Described spacer assembly is arranged in described 1st header 10 and described 2nd header 20, described multiple heat exchanger tube 30 is made to limit the 1st flow process A and the 2nd flow process B (the 1st flow process A and the 2nd flow process B by the 1st line 72 separately), enable cold-producing medium shunt evenly, improve heat exchange efficiency.See Fig. 1, the described spacer assembly in the present embodiment comprises the 1st dividing plate 51 and the 2nd dividing plate the 52,1st dividing plate 51 is arranged in the 1st header 10, and the 2nd dividing plate 52 is arranged at the position corresponding with described 1st dividing plate 51 in the 2nd header 20.
Described part flow arrangement is arranged in described 1st header 10 and described 2nd header 20, for making refrigerant current-sharing.Described part flow arrangement in the present embodiment comprises the 1st orifice plate 41 and the 2nd orifice plate 42, described 1st orifice plate 41 and described 2nd orifice plate 42 are provided with tap hole, described 1st orifice plate 41 is arranged in described 1st header 10 vertically, and described 1st header 10 inner chamber is separated into the 1st space and the 2nd space, described 1st space is communicated with described multiple heat exchanger tube 30, described 2nd orifice plate 42 is arranged in described 2nd header 20 vertically, and described 2nd header 20 inner chamber is separated into the 3rd space and the 4th space, described 3rd space is communicated with described multiple heat exchanger tube 30, described 1st dividing plate 51 is arranged radially in described 1st space and described 2nd space, and described 1st space and described 2nd space are separated into the 1st inner chamber 61, 2nd inner chamber 62, 3rd inner chamber 63 and the 4th inner chamber 64, described 1st inner chamber 61 is communicated with the first end of the multiple described heat exchanger tube 30 in described 2nd flow process B with described 1st flow process A respectively with described 2nd inner chamber 62, described 3rd inner chamber 63 is communicated with described 1st inner chamber 61 through described tap hole, and import and export 16a be communicated with the described 1st, described 4th inner chamber 64 is communicated with described 2nd inner chamber 62 through described tap hole, and import and export 14a be communicated with the described 2nd.Described 3rd space is separated into the 5th inner chamber 65 and the 6th inner chamber 66 by described 2nd dividing plate 52, described 4th space forms the 7th inner chamber 67, described 5th inner chamber 65 is communicated with the second end of the multiple described heat exchanger tube 30 in described 2nd flow process B with described 1st flow process A respectively with described 6th inner chamber 66, and described 7th inner chamber 67 is communicated with described 6th inner chamber 66 with described 5th inner chamber 65 through described tap hole.
Micro-channel heat exchanger in the present embodiment is owing to have employed said structure, from the described 1st import and export 16a or the described 2nd import and export 14a enter described flow process cold-producing medium, flow out to from a described flow process flow process described in another cold-producing medium and flow out to the described 2nd from described flow process and import and export 14a or the described 1st and import and export the cold-producing medium of 16a all by described tap hole, to meet the requirement of cooling and warming bidirectional shunt uniformity.
More preferably, first successively decrease and increase progressively afterwards (see Fig. 2) in the aperture of the tap hole 42a on described 2nd orifice plate 42, the aperture of the tap hole on described 1st orifice plate 41 first increases progressively successively decrease afterwards (see Fig. 1), make like this cold-producing medium enter described flow process the aperture of described tap hole of process from the close-by examples to those far off increase progressively from approaching side.Due to comparatively large near approaching side refrigerant flow, less away from approaching side refrigerant flow, therefore adopt the distribution of refrigerant in the orifice plate energy active balance header in this kind of aperture.More preferably, cold-producing medium enter described flow process process described tap hole aperture increase progressively direction with flow out from this flow process process described tap hole aperture increase progressively direction contrary (see Fig. 1).The differential pressure of the cold-producing medium through the 1st orifice plate 41 and the 2nd orifice plate 42 can be balanced like this, make assignment of traffic better effects if.
Figure 3 shows that the structural representation of described 1st dividing plate 51, described 1st dividing plate has the 1st clapboard body 51a, is arranged at the slot on the 1st clapboard body 51a and the 1st connecting portion 51b formed that stretches out from the 1st clapboard body 51a edge, the tube wall of described 1st header is provided with the 1st opening, described 1st clapboard body 51a inserts in described 1st header by the 1st opening, described slot coordinates with described 1st orifice plate grafting, and described 1st connecting portion 51b is connected with the tube wall of described 1st header.The structure of described 2nd dividing plate 52 as shown in Figure 5, described 2nd dividing plate has the 2nd clapboard body 52a and the 2nd connecting portion 52b formed that stretches out from the 2nd clapboard body 52a edge, the tube wall of described 2nd header is provided with the 2nd opening, described 2nd clapboard body 52a is inserted in described 2nd header by the 2nd opening, and described 2nd connecting portion 52b is connected with the tube wall of described 2nd header.
During refrigeration, the stream of cold-producing medium is as shown in filled black arrow in Fig. 1, specific as follows: cold-producing medium is imported and exported 16a from the 1st and entered the 3rd inner chamber 63, the 1st inner chamber 61 is entered through tap hole, enter in the heat exchanger tube 30 in the 1st flow process A again, due to larger near approaching side refrigerant flow, less away from approaching side refrigerant flow, therefore adopt aperture large gradually effectively to balance the distribution of header inner refrigerant.Then cold-producing medium enters the 5th inner chamber 65 after the heat exchanger tube 30 in the 1st flow process A and air heat-exchange, then the tap hole through the 2nd orifice plate 42 enters the 7th inner chamber 67, because the aperture of the tap hole of the 2nd orifice plate 42 adopts the incremental manner contrary with the 1st orifice plate 41, the cold-producing medium differential pressure through the 1st orifice plate 41 and the 2nd orifice plate 42 can be balanced like this, make assignment of traffic better effects if.Then cold-producing medium enters the 6th inner chamber 66 along the 2nd orifice plate 42, owing to increasing near approaching side refrigerant flow, the aperture of the 2nd orifice plate 42 corresponding to the 2nd flow process B increase gradually effectively balance header inner refrigerant distribution, then cold-producing medium enters the 2nd inner chamber 62 after the heat exchanger tube 30 in the 2nd flow process B and air heat-exchange, tap hole on the 1st orifice plate 41 enters the 4th inner chamber 64, finally imports and exports 14a from the 2nd and flows out.
Refrigerant flow path contrary (as Fig. 1 bend is filled shown in arrow) when heating, specific as follows: cold-producing medium is imported and exported 14a from the 2nd and entered the 4th inner chamber 64, tap hole through the 1st orifice plate 41 enters the 2nd inner chamber 62, enter the heat exchanger tube 30 in the 2nd flow process B and air heat-exchange again, enter the 6th inner chamber 66 afterwards, tap hole again through the 2nd orifice plate 42 enters the 7th inner chamber 67, then the tap hole through the 2nd orifice plate 42 enters the 5th inner chamber 65, the 1st inner chamber 61 is entered again after the heat exchanger tube 30 in the 1st flow process A and air heat-exchange, tap hole again through the 1st orifice plate 41 enters the 3rd inner chamber 63, finally import and export 16a from the 1st to discharge.Be comparatively large and less away from entrance point refrigerant flow near entrance point refrigerant flow with cooling condition something in common, difference is that shunting orifice plate is imported and exported and exchanged.
As can be seen here, the micro-channel heat exchanger in the present embodiment, owing to have employed said structure, not only forms multipaths shunting, enables cold-producing medium shunt evenly, improve heat exchange efficiency; And the requirement of cooling and warming bidirectional shunt uniformity can also be met; In addition, by arranging the orifice plate part flow arrangement of different pore size in every root header, freeze and heat shunting uniformity better.
Embodiment two
The structure of the micro-channel heat exchanger in the present embodiment is substantially identical with embodiment one, difference is: the aperture of all tap holes of the 1st orifice plate 41 in the present embodiment is identical, and pitch-row is first successively decreased and is increased progressively afterwards, the aperture of the tap hole of described 2nd orifice plate 42 is identical, and pitch-row first increases progressively successively decrease afterwards (see Fig. 6), the current-sharing effect identical with embodiment one can be played like this.
Embodiment three
As shown in Figure 7, the structure of the micro-channel heat exchanger in the present embodiment is substantially identical with embodiment one, difference is: the micro-channel heat exchanger in the present embodiment has the 1st flow process A, the 2nd flow process B and the 3rd flow process C (three flow processs by the 2nd line 74, the 3rd line 76 separately), realizes by respectively arranging two dividing plates in the 1st header 10 and the 2nd header 20.Concrete structure is as follows:
Described part flow arrangement in the present embodiment comprises the 3rd orifice plate 43 and the 4th orifice plate 44, described 3rd orifice plate 43 and described 4th orifice plate 44 are provided with described tap hole, described 3rd orifice plate 43 is arranged in described 1st header 10 vertically, and described 1st header 10 inner chamber is separated into the 5th space and the 6th space, described 5th space is communicated with described multiple heat exchanger tube 30, described 4th orifice plate 44 is arranged in described 2nd header 20 vertically, and described 2nd header 20 inner chamber is separated into the 7th space and the 8th space, described 7th space is communicated with described multiple heat exchanger tube 30.
Described spacer assembly in the present embodiment comprises the 3rd dividing plate 53, 4th dividing plate 54, 5th dividing plate 55 and the 6th dividing plate 56, described 3rd dividing plate 53 is arranged radially in described 5th space and described 6th space, described 6th space is separated into the 11st inner chamber 611 and the 12nd inner chamber 612 by described 3rd dividing plate 53, described 4th dividing plate 54 is arranged radially in described 5th space, and together with described 3rd dividing plate 53, described 5th space is separated into the 8th inner chamber 68, 9th inner chamber 69 and the 10th inner chamber 610, described 8th inner chamber 68, 9th inner chamber 69 and described 10th inner chamber 610 respectively with described 1st flow process A, described 2nd flow process B is communicated with the first end of the multiple described heat exchanger tube 30 in described 3rd flow process C, described 11st inner chamber 611 is communicated with described 8th inner chamber 68 through described tap hole, and import and export 16a be communicated with the described 1st, described 12nd inner chamber 612 is communicated with described 10th inner chamber 610 with described 9th inner chamber 69 through described tap hole.Described 5th dividing plate 55 is arranged radially in the position corresponding with described 3rd dividing plate 53 in described 7th space, described 6th dividing plate 56 is arranged radially in the position corresponding with described 4th dividing plate 54 in described 7th space and described 8th space, described 7th space is separated into the 13rd inner chamber 613 by described 6th dividing plate 56 together with described 5th dividing plate 55, 14th inner chamber 614 and the 15th inner chamber 615, described 8th space is separated into the 16th inner chamber 616 and the 17th inner chamber 617 by described 6th dividing plate 56, described 13rd inner chamber 613, described 14th inner chamber 614 and described 15th inner chamber 615 respectively with described 1st flow process A, described 2nd flow process B is communicated with the second end of the multiple described heat exchanger tube 30 in described 3rd flow process C, described 16th inner chamber 616 is communicated with described 14th inner chamber 614 with described 13rd inner chamber 613 through described tap hole, described 17th inner chamber 617 is communicated with described 15th inner chamber 615 through described tap hole, and import and export 14a be communicated with the described 2nd.
During refrigeration, the stream of cold-producing medium is as shown in filled black arrow in Fig. 7, specific as follows: cold-producing medium is imported and exported 16a from the 1st and entered the 11st inner chamber 611, tap hole through the 3rd orifice plate 43 enters the 8th inner chamber 68, enter in the heat exchanger tube 30 in the 1st flow process A again, then cold-producing medium enters the 13rd inner chamber 613 after the heat exchanger tube 30 in the 1st flow process A and air heat-exchange, then the tap hole through the 4th orifice plate 44 enters the 16th inner chamber 616, then cold-producing medium enters the 14th inner chamber 614 along the 4th orifice plate 44, then cold-producing medium enters the 9th inner chamber 69 after the heat exchanger tube 30 in the 2nd distance and air heat-exchange, tap hole on the 3rd orifice plate 43 enters the 12nd inner chamber 612, the 10th inner chamber 610 is entered along the tap hole of the 3rd orifice plate 43 again on the 3rd orifice plate 43, then cold-producing medium enters the 15th inner chamber 615 after the heat exchanger tube 30 in the 3rd flow process C and air heat-exchange, tap hole on the 4th orifice plate 44 enters the 17th inner chamber 617, finally import and export 14a from the 2nd to flow out.When heating, refrigerant flow path contrary (as Fig. 1 bend is filled shown in arrow), does not repeat them here.
As can be seen here, the micro-channel heat exchanger in the present embodiment, owing to adopting three flow processs, makes refrigerant branches more even, improves heat exchange efficiency; And, cold-producing medium from the described 1st import and export 16a or the described 2nd import and export 14a enter described flow process or from a described flow process enter flow process described in another the aperture of described tap hole of process increase progressively along the orientation of described multiple heat exchanger tube 30 from approaching side, make refrigeration and heat shunting uniformity better.
Embodiment four
As shown in Figure 8, the structure of the micro-channel heat exchanger in the present embodiment is substantially identical with embodiment three, with its unlike: described part flow arrangement comprises the 1st hole pipe 45, 2nd hole pipe 46, 3rd hole pipe 47 and the 4th hole pipe 48, described 1st hole pipe 45, described 2nd hole pipe 46, the tube wall of described 3rd hole pipe 47 and described 4th hole pipe 48 is provided with described tap hole, described 1st hole pipe 45 and described 2nd hole pipe 46 are arranged in described 1st header 10 vertically, one end of described 1st hole pipe 45 is closed, other end opening, the openend of the 1st hole pipe 45 is stretched out from the end cap of described 1st header 10, the opening of the 1st hole pipe 45 is the 1st import and export 45a, 11st inner chamber (not shown) described in the Inner Constitution of the 1st hole pipe 45, the closed at both ends of described 2nd hole pipe 46, 12nd inner chamber (not shown) described in the Inner Constitution of the 2nd hole pipe 46, described 3rd hole pipe 47 and described 4th hole pipe 48 are arranged in described 2nd header 20 vertically, the closed at both ends of described 3rd hole pipe 47, 16th inner chamber (not shown) described in the Inner Constitution of the 3rd hole pipe 47, described 4th hole pipe 48 one end is closed, other end opening, the openend of the 4th hole pipe 48 is stretched out from the end cap of described 2nd header 20, the opening of the 4th hole pipe 48 is described 2nd import and export, 17th inner chamber (not shown) described in the Inner Constitution of the 4th hole pipe 48.
Described spacer assembly comprises the 7th dividing plate 57, 8th dividing plate 58, 9th dividing plate 59 and the 10th dividing plate 510, described 7th dividing plate 57 and described 8th dividing plate 58 are arranged in described 1st header 10, described 1st hole pipe 45 and the space between described 2nd hole pipe 46 and described 1st header 10 are separated into described 8th inner chamber 68, described 9th inner chamber 69 and described 10th inner chamber 610, described 9th dividing plate 59 and described 10th dividing plate 510 are arranged at the position corresponding with described 7th dividing plate 57 and described 8th dividing plate 58 in described 2nd header 20, described 3rd hole pipe 47 and the space between described 4th hole pipe 48 and described 2nd header 20 are separated into described 13rd inner chamber 613, described 14th inner chamber 614 and described 15th inner chamber 615.
Identical with embodiment three with the stream of cold-producing medium when heating, specific as follows during refrigeration:
As shown in Figure 8, during refrigeration, cold-producing medium the 1st is imported and exported 45a and is entered in the 1st hole pipe 45 (i.e. the 11st inner chamber), tap hole on the 1st hole pipe 45 enters in the 8th inner chamber 68, enter in the 13rd inner chamber 613 after the heat exchanger tube 30 in the 1st flow process A and air heat-exchange, tap hole on the 3rd hole pipe 47 enters in the 3rd hole pipe 47, then enter in the 14th inner chamber 614 along the shunting of the 3rd hole pipe 47 on the 3rd hole pipe 47, enter in the 9th inner chamber 69 after the heat exchanger tube 30 in the 2nd flow process B and air heat-exchange again, tap hole again on the 2nd hole pipe 46 enters in the 2nd hole pipe 46, tap hole again along the 2nd hole pipe 46 and on the 2nd hole pipe 46 enters in the 10th inner chamber 610, enter in the 4th hole pipe 48 again, finally import and export 48a from the 2nd to flow out.When heating, the flow process of cold-producing medium is contrary, does not repeat them here.
Figure 9 shows that the structural representation of described 8th dividing plate 58, described 8th dividing plate comprises the 8th clapboard body 58a, is arranged at the perforation on the 8th clapboard body 58a and the 4th connecting portion 58b formed that stretches out from the edge of the 8th dividing plate, the tube wall of described 1st header is provided with the 4th opening, described 8th clapboard body 58a inserts in described 1st header by the 4th opening, described 2nd hole pipe is arranged in described perforation, and described 4th connecting portion 58b is connected with the tube wall of described 1st header.The structure of described 7th dividing plate is substantially identical with described 8th dividing plate 58, be solid slab unlike the 7th dividing plate, namely the 7th dividing plate comprises the 7th clapboard body (not shown) and the 3rd connecting portion (not shown) formed that stretches out from the edge of the 7th dividing plate, the tube wall of described 1st header is provided with the 3rd opening, described 7th clapboard body is inserted in described 1st header by the 3rd opening, and between described 1st hole pipe and described 2nd hole pipe, described 3rd connecting portion is connected with the tube wall of described 1st header.The mounting means of the 1st right end cap 16 of the 1st hole pipe 45 and the 1st header 10 is shown in Figure 11.
Micro-channel heat exchanger in the present embodiment, owing to have employed said structure, not only forms multipaths shunting, enables cold-producing medium shunt evenly, improve heat exchange efficiency; And the requirement of cooling and warming bidirectional shunt uniformity can also be met; In addition, by arranging the hole pipe part flow arrangement of different pore size in every root header, freeze and heat shunting uniformity better.
Embodiment five
The structure of the micro-channel heat exchanger in the present embodiment is substantially identical with embodiment four, with unlike: described 1st hole pipe 45 and a 2nd hole pipe 46 root hole pipe belt are replaced, and described 3rd hole pipe 47 and described another root hole pipe belt of 4th hole pipe 48 are replaced, and concrete structure is as follows:
Described part flow arrangement comprises the 5th hole pipe (not shown) and the 6th hole pipe (not shown), the tube wall of described 5th hole pipe and described 6th hole pipe is provided with described tap hole, described 5th hole pipe is arranged in described 1st header vertically, one end of described 5th hole pipe is closed, other end opening, the openend of the 5th hole pipe is stretched out from the end cap of described 1st header, the inside of the 5th hole pipe is provided with isolated part, and the inner chamber of the 5th hole pipe is separated into described 11st inner chamber and described 12nd inner chamber, described 6th hole pipe is arranged in described 2nd header vertically, one end of described 6th hole pipe is closed, other end opening, the openend of the 6th hole pipe is stretched out from the end cap of described 2nd header, the inside of the 6th hole pipe is provided with isolated part, and the inner chamber of the 6th hole pipe is separated into described 16th inner chamber and described 17th inner chamber.
Described spacer assembly comprises the 11st dividing plate, 12nd dividing plate, 13rd dividing plate and the 10th dividing plate, described 11st dividing plate and described 12nd dividing plate are arranged in described 1st header, space between described 5th hole pipe and described 1st header is separated into described 12nd inner chamber, described 13rd inner chamber and described 14th inner chamber, described 13rd dividing plate and described 14th dividing plate are arranged at the position corresponding with described 11st dividing plate and described 12nd dividing plate in described 2nd header, space between described 6th hole pipe and described 2nd header is separated into described 13rd inner chamber, described 14th inner chamber and described 15th inner chamber.Described 11st dividing plate, described 12nd dividing plate, described 13rd dividing plate are identical with the structure of described 8th dividing plate 58 with described 10th dividing plate, do not repeat them here.
The present invention also provides a kind of air conditioner, comprises above-mentioned multipaths micro-channel heat exchanger.More preferably, heat exchanger when heating as condenser, freeze time as evaporimeter.More preferably, described air-conditioner is cabinet air conditioner, and described micro-channel heat exchanger is obliquely installed.More preferably, described 1st header 10 and described 2nd header about 20 are arranged.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (15)
1. a micro-channel heat exchanger, comprise the 1st to import and export, 2nd imports and exports, 1st header, 2nd header, multiple heat exchanger tube, part flow arrangement and spacer assembly, multiple described heat exchanger tube is arranged between described 1st header with described 2nd header and is also communicated with described 2nd header by described 1st header, described spacer assembly is arranged in described 1st header and described 2nd header, multiple described heat exchanger tube is made to limit at least two flow processs, described part flow arrangement is arranged in described 1st header and described 2nd header, described part flow arrangement is provided with tap hole, it is characterized in that, described spacer assembly and described part flow arrangement are set to the cold-producing medium making to enter described flow process from described 1st import and export or the described 2nd, flow out to the cold-producing medium of flow process described in another from a described flow process and flow out to the cold-producing medium of described 2nd import and export or described 1st import and export all by described tap hole from described flow process.
2. micro-channel heat exchanger according to claim 1, is characterized in that, cold-producing medium enter described flow process the aperture of described tap hole of process from the close-by examples to those far off increase progressively from approaching side.
3. micro-channel heat exchanger according to claim 2, is characterized in that, cold-producing medium enter described flow process process described tap hole aperture increase progressively direction with flow out from this flow process process described tap hole aperture to increase progressively direction contrary.
4. micro-channel heat exchanger according to claim 1, is characterized in that, cold-producing medium enter described flow process the pitch-row of described tap hole of process from the close-by examples to those far off successively decrease from approaching side.
5. micro-channel heat exchanger according to claim 4, is characterized in that, cold-producing medium enter described flow process process described tap hole pitch-row successively decrease direction with flow out from this flow process the direction of successively decreasing of pitch-row of described tap hole of process contrary.
6. micro-channel heat exchanger as claimed in any of claims 1 to 5, it is characterized in that, described spacer assembly makes multiple described heat exchanger tube limit the 1st flow process and the 2nd flow process, the inner chamber of described 1st header is separated into the 1st inner chamber by described spacer assembly and described part flow arrangement, 2nd inner chamber, 3rd inner chamber and the 4th inner chamber, described 1st inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 1st flow process, described 2nd inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 2nd flow process, described 3rd inner chamber is through described tap hole and described 1st inner space, and import and export be communicated with the described 1st, described 4th inner chamber is through described tap hole and described 2nd inner space, and import and export be communicated with the described 2nd, the inner chamber of described 2nd header is separated into the 5th inner chamber, the 6th inner chamber and the 7th inner chamber by described spacer assembly and described part flow arrangement, described 5th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 1st flow process, described 6th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 2nd flow process, and described 7th inner chamber is through described tap hole and described 5th inner chamber and described 6th inner space.
7. micro-channel heat exchanger according to claim 6, it is characterized in that, described part flow arrangement comprises the 1st orifice plate and the 2nd orifice plate, described 1st orifice plate and described 2nd orifice plate are provided with described tap hole, described 1st orifice plate is arranged in described 1st header vertically, and described 1st header inner chamber is separated into the 1st space and the 2nd space, described 1st space is communicated with multiple described heat exchanger tube, described 2nd orifice plate is arranged in described 2nd header vertically, and described 2nd header inner chamber is separated into the 3rd space and the 4th space, described 3rd space is communicated with multiple described heat exchanger tube, described spacer assembly comprises the 1st dividing plate and the 2nd dividing plate, described 1st dividing plate is arranged radially in described 1st space and described 2nd space, and described 1st space and described 2nd space are separated into described 1st inner chamber, described 2nd inner chamber, described 3rd inner chamber and described 4th inner chamber, described 2nd dividing plate is arranged radially in the position corresponding with described 1st dividing plate in described 3rd space, and described 3rd space is separated into described 5th inner chamber and described 6th inner chamber, described 4th space forms described 7th inner chamber.
8. micro-channel heat exchanger according to claim 7, it is characterized in that, described 1st dividing plate has the 1st clapboard body, is arranged at the slot in the 1st clapboard body and the 1st connecting portion formed that stretches out from the 1st clapboard body edge, the tube wall of described 1st header is provided with the 1st opening, described 1st clapboard body is inserted in described 1st header by the 1st opening, described slot coordinates with described 1st orifice plate grafting, and described 1st connecting portion is connected with the tube wall of described 1st header; Described 2nd dividing plate has the 2nd clapboard body and the 2nd connecting portion formed that stretches out from the 2nd clapboard body edge, the tube wall of described 2nd header is provided with the 2nd opening, described 2nd clapboard body is inserted in described 2nd header by the 2nd opening, and described 2nd connecting portion is connected with the tube wall of described 2nd header.
9. micro-channel heat exchanger as claimed in any of claims 1 to 5, it is characterized in that, described spacer assembly makes multiple described heat exchanger tube limit the 1st flow process, 2nd flow process and the 3rd flow process, the inner chamber of described 1st header is separated into the 8th inner chamber by described spacer assembly and described part flow arrangement, 9th inner chamber, 10th inner chamber, 11st inner chamber and the 12nd inner chamber, described 8th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 1st flow process, described 9th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 2nd flow process, described 10th inner chamber is communicated with the first end of the multiple described heat exchanger tube in described 3rd flow process, described 11st inner chamber is through described tap hole and described 8th inner space, and import and export be communicated with the described 1st, described 12nd inner chamber is through described tap hole and described 9th inner chamber and described 10th inner space, the inner chamber of described 2nd header is separated into the 13rd inner chamber by described spacer assembly and described part flow arrangement, 14th inner chamber, 15th inner chamber, 16th inner chamber and the 17th inner chamber, described 13rd inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 1st flow process, described 14th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 2nd flow process, described 15th inner chamber is communicated with the second end of the multiple described heat exchanger tube in described 3rd flow process, described 16th inner chamber is through described tap hole and described 13rd inner chamber and described 14th inner space, described 17th inner chamber is through described tap hole and described 15th inner space, and import and export be communicated with the described 2nd.
10. micro-channel heat exchanger according to claim 9, it is characterized in that, described part flow arrangement comprises the 3rd orifice plate and the 4th orifice plate, described 3rd orifice plate and described 4th orifice plate are provided with described tap hole, described 3rd orifice plate is arranged in described 1st header vertically, and described 1st header inner chamber is separated into the 5th space and the 6th space, described 5th space is communicated with multiple described heat exchanger tube, described 4th orifice plate is arranged in described 2nd header vertically, and described 2nd header inner chamber is separated into the 7th space and the 8th space, described 7th space is communicated with multiple described heat exchanger tube, described spacer assembly comprises the 3rd dividing plate, 4th dividing plate, 5th dividing plate and the 6th dividing plate, described 3rd dividing plate is arranged radially in described 5th space and described 6th space, described 6th space is separated into described 11st inner chamber and described 12nd inner chamber by described 3rd dividing plate, described 4th dividing plate is arranged radially in described 5th space, and together with described 3rd dividing plate, described 5th space is separated into described 8th inner chamber, described 9th inner chamber and described 10th inner chamber, described 5th dividing plate is arranged radially in the position corresponding with described 3rd dividing plate in described 7th space, described 6th dividing plate is arranged radially in described 7th space and the position corresponding with described 4th dividing plate in described 8th space, described 7th space is separated into described 13rd inner chamber by described 6th dividing plate together with described 5th dividing plate, described 14th inner chamber and described 15th inner chamber, described 8th space is separated into described 16th inner chamber and described 17th inner chamber by described 6th dividing plate.
11. micro-channel heat exchangers according to claim 9, it is characterized in that, described part flow arrangement comprises the 1st hole pipe, 2nd hole pipe, 3rd hole pipe and the 4th hole pipe, described 1st hole pipe, described 2nd hole pipe, the tube wall of described 3rd hole pipe and described 4th hole pipe is provided with described tap hole, described 1st hole pipe and described 2nd hole pipe are arranged in described 1st header vertically, one end of described 1st hole pipe is closed, other end opening, the openend of the 1st hole pipe is stretched out from the end cap of described 1st header, 11st inner chamber described in the Inner Constitution of the 1st hole pipe, the closed at both ends of described 2nd hole pipe, 12nd inner chamber described in the Inner Constitution of the 2nd hole pipe, described 3rd hole pipe and described 4th hole pipe are arranged in described 2nd header vertically, the closed at both ends of described 3rd hole pipe, 16th inner chamber described in the Inner Constitution of the 3rd hole pipe, described 4th pipe one end, hole is closed, other end opening, the openend of the 4th hole pipe is stretched out from the end cap of described 2nd header, 17th inner chamber described in the Inner Constitution of the 4th hole pipe, described spacer assembly comprises the 7th dividing plate, 8th dividing plate, 9th dividing plate and the 10th dividing plate, described 7th dividing plate and described 8th dividing plate are arranged in described 1st header, described 1st hole pipe and the space between described 2nd hole pipe and described 1st header are separated into described 8th inner chamber, described 9th inner chamber and described 10th inner chamber, described 9th dividing plate and described 10th dividing plate are arranged at the position corresponding with described 7th dividing plate and described 8th dividing plate in described 2nd header, described 3rd hole pipe and the space between described 4th hole pipe and described 2nd header are separated into described 13rd inner chamber, described 14th inner chamber and described 15th inner chamber.
12. micro-channel heat exchangers according to claim 11, it is characterized in that, described 7th dividing plate comprises the 7th clapboard body and the 3rd connecting portion formed that stretches out from the edge of the 7th dividing plate, the tube wall of described 1st header is provided with the 3rd opening, described 7th clapboard body is inserted in described 1st header by the 3rd opening, and between described 1st hole pipe and described 2nd hole pipe, described 3rd connecting portion is connected with the tube wall of described 1st header; Described 8th dividing plate comprises the 8th clapboard body, is arranged at the perforation in the 8th clapboard body and the 4th connecting portion formed that stretches out from the edge of the 8th dividing plate, the tube wall of described 1st header is provided with the 4th opening, described 8th clapboard body is inserted in described 1st header by the 4th opening, described 2nd hole pipe is arranged in described perforation, and described 4th connecting portion is connected with the tube wall of described 1st header.
13. micro-channel heat exchangers according to claim 9, it is characterized in that, described part flow arrangement comprises the 5th hole pipe and the 6th hole pipe, the tube wall of described 5th hole pipe and described 6th hole pipe is provided with described tap hole, described 5th hole pipe is arranged in described 1st header vertically, one end of described 5th hole pipe is closed, other end opening, the openend of the 5th hole pipe is stretched out from the end cap of described 1st header, the inside of the 5th hole pipe is provided with isolated part, and the inner chamber of the 5th hole pipe is separated into described 11st inner chamber and described 12nd inner chamber, described 6th hole pipe is arranged in described 2nd header vertically, one end of described 6th hole pipe is closed, other end opening, the openend of the 6th hole pipe is stretched out from the end cap of described 2nd header, the inside of the 6th hole pipe is provided with isolated part, and the inner chamber of the 6th hole pipe is separated into described 16th inner chamber and described 17th inner chamber, described spacer assembly comprises the 11st dividing plate, 12nd dividing plate, 13rd dividing plate and the 10th dividing plate, described 11st dividing plate and described 12nd dividing plate are arranged in described 1st header, space between described 5th hole pipe and described 1st header is separated into described 12nd inner chamber, described 13rd inner chamber and described 14th inner chamber, described 13rd dividing plate and described 14th dividing plate are arranged at the position corresponding with described 11st dividing plate and described 12nd dividing plate in described 2nd header, space between described 6th hole pipe and described 2nd header is separated into described 13rd inner chamber, described 14th inner chamber and described 15th inner chamber.
14. 1 kinds of air conditioners, is characterized in that, comprise as the micro-channel heat exchanger in claim 1 to 13 as described in any one.
15. air conditioners according to claim 14, is characterized in that, described heat exchanger when heating as condenser, freeze time as evaporimeter.
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| CN201310477251.4A CN104567113A (en) | 2013-10-12 | 2013-10-12 | Micro-channel heat exchanger and heating-cooling air conditioner with micro-channel heat exchanger |
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| CN201310477251.4A CN104567113A (en) | 2013-10-12 | 2013-10-12 | Micro-channel heat exchanger and heating-cooling air conditioner with micro-channel heat exchanger |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016841A (en) * | 2016-05-12 | 2016-10-12 | 南京师范大学 | Microchannel heat pipe evaporator |
| CN106123627A (en) * | 2016-07-05 | 2016-11-16 | 安徽天大电子科技股份有限公司 | A kind of air-conditioning heat exchanger |
| CN106949672A (en) * | 2017-04-19 | 2017-07-14 | 仲恺农业工程学院 | A kind of coiled double-dryness shunts heat exchanging evaporator |
| CN110580959A (en) * | 2019-09-19 | 2019-12-17 | 中国原子能科学研究院 | Sodium-air heat exchanger |
| CN110686528A (en) * | 2019-10-22 | 2020-01-14 | 珠海格力电器股份有限公司 | Microchannel heat exchanger, air conditioner |
| CN110806142A (en) * | 2019-09-10 | 2020-02-18 | 江苏科菱库精工科技有限公司 | Micro-channel collecting pipe and using method thereof |
| CN111928540A (en) * | 2020-07-15 | 2020-11-13 | 四川赛特制冷设备有限公司 | High-performance evaporator core |
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2013
- 2013-10-12 CN CN201310477251.4A patent/CN104567113A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016841A (en) * | 2016-05-12 | 2016-10-12 | 南京师范大学 | Microchannel heat pipe evaporator |
| CN106016841B (en) * | 2016-05-12 | 2018-05-15 | 南京师范大学 | A kind of micro channel heat pipe evaporator |
| CN106123627A (en) * | 2016-07-05 | 2016-11-16 | 安徽天大电子科技股份有限公司 | A kind of air-conditioning heat exchanger |
| CN106949672A (en) * | 2017-04-19 | 2017-07-14 | 仲恺农业工程学院 | A kind of coiled double-dryness shunts heat exchanging evaporator |
| CN110806142A (en) * | 2019-09-10 | 2020-02-18 | 江苏科菱库精工科技有限公司 | Micro-channel collecting pipe and using method thereof |
| CN110580959A (en) * | 2019-09-19 | 2019-12-17 | 中国原子能科学研究院 | Sodium-air heat exchanger |
| CN110686528A (en) * | 2019-10-22 | 2020-01-14 | 珠海格力电器股份有限公司 | Microchannel heat exchanger, air conditioner |
| CN111928540A (en) * | 2020-07-15 | 2020-11-13 | 四川赛特制冷设备有限公司 | High-performance evaporator core |
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