CN204574623U - Micro-channel heat exchanger and there is the anhydrous floor heating system of this micro-channel heat exchanger - Google Patents
Micro-channel heat exchanger and there is the anhydrous floor heating system of this micro-channel heat exchanger Download PDFInfo
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- CN204574623U CN204574623U CN201520161658.0U CN201520161658U CN204574623U CN 204574623 U CN204574623 U CN 204574623U CN 201520161658 U CN201520161658 U CN 201520161658U CN 204574623 U CN204574623 U CN 204574623U
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Abstract
The utility model belongs to heating technology field, and disclose a kind of micro-channel heat exchanger and have the anhydrous floor heating system of this micro-channel heat exchanger, this micro-channel heat exchanger comprises many flat tubes and two headers, and wide of many described flat tubes is all vertically arranged; Be provided with passage in flat tube, the two ends of passage are communicated with two headers respectively, and header is provided with header entrance and header outlet.The utility model discloses a kind of micro-channel heat exchanger and has the anhydrous floor heating system of this micro-channel heat exchanger, and this micro-channel heat exchanger adopts the flat tube with passage, and because flat tube is thinner, passage aperture is less, and medium charging amount is less; There is the anhydrous floor heating system of above-mentioned micro channel heater, because whole micro-channel heat exchanger assembles when dispatching from the factory, can directly be laid in floor during construction, easy and simple to handle; The refrigerating fluid charging amount of micro-channel heat exchanger is less, can reduce refrigerant charging cost.
Description
Technical field
The utility model relates to heating technology field, particularly a kind of micro-channel heat exchanger and have the anhydrous floor heating system of this micro-channel heat exchanger.
Background technology
Floor heating system is a kind of energy-conservation and effectively can regulate the heating system of room miniclimate, has that thermal comfort is high, energy-conservation, operation maintenance convenient, does not take usable floor area, health, the advantage such as pollution-free, the life-span is long.In recent years, floor heating came into huge numbers of families just rapidly.
In existing floor heating system, the heat exchanger great majority be arranged in floor adopt the pipes such as composite plastic pipe, metal tube, capillary to bend and form; During installation, bent by scene, coil, make the coil pipe of satisfactory, difformity and spacing.There is following shortcoming in this heat exchanger:
(1) need the spacing and the profile that set coil pipe when installing, then coiled by pipeline with instrument, operation site needs larger space, and needs the pipe crimping tool carrying specialty, installs difficulty, consuming time longer;
(2) pipeline bending process easily causes pipe leakage, exists and leaks hidden danger;
(3) by the heat exchanger of tube bending, do not have fin etc. to increase the parts of the outer heat transfer surface area of pipe outside coil pipe, cause the heat transfer efficiency between coil pipe and floor not high enough.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is: for solving in existing floor heating system, heat exchanger generally adopts coil exchanger, need on-the-spot bend pipe to make heat exchanger, after heat exchanger installation difficulty, pipeline bending, there is the hidden danger that generation is revealed, the problem that heat exchanger heat transfer efficiency is not high.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of micro-channel heat exchanger, and comprise many flat tubes and be separately positioned on two headers at many described flat tube two ends, wide of many described flat tubes is all vertically arranged; Run through along its length in described flat tube and have multiple passage for media flow, the two ends of described passage are communicated with two described headers respectively.
Wherein, also comprise the fin that multilayer is connected with many described flat tubes, fin described in multilayer is all vertical with described flat tube to be arranged.
Wherein, wherein a described header is provided with the header entrance and header outlet that circulate for medium, is provided with shim in this header, and described shim is used for forming U-shaped path between described header outlet and header entrance.
Wherein, wherein a described header is provided with the header entrance and header outlet that circulate for medium, is equipped with shim in two described headers, and described shim is used between described header outlet and header entrance, form continuous print S type path.
Wherein, two described headers are respectively equipped with the header entrance for medium circulation and header outlet, are equipped with shim in two described headers, described shim is used between described header outlet and header entrance, form continuous print S type path.
There is an anhydrous floor heating system for micro-channel heat exchanger described above, comprising: outdoor heat exchanger, compressor and the described micro-channel heat exchanger be laid in floor; The outlet of described compressor is communicated with described header entrance, described header outlet is communicated with the entrance of described outdoor heat exchanger, the outlet of described outdoor heat exchanger is communicated with the entrance of described compressor, and the medium in described outdoor heat exchanger, compressor and micro-channel heat exchanger is cold-producing medium.
Wherein, described micro-channel heat exchanger arranges one or more groups.
Wherein, the porch of described outdoor heat exchanger is provided with choke valve.
Wherein, also comprise cross valve, four interfaces of described cross valve respectively with the outlet of the entrance of the outlet of described compressor, described compressor, described header entrance and described outdoor heat exchanger.
Wherein, described floor comprise distribute successively from down to up ground layer, heat-insulation layer, reflecting layer, cement layer and top layer, described micro-channel heat exchanger is arranged between described reflecting layer and cement layer.
(3) beneficial effect
Technique scheme tool has the following advantages: the utility model discloses a kind of micro-channel heat exchanger, by adopting the micro-channel heat exchanger with flat tube, be provided with multiple passage in flat tube for medium circulation, because flat tube is thinner, passage aperture is less, and medium charging amount is less; Whole micro-channel heat exchanger assembles when dispatching from the factory, and can directly be laid in floor during construction, easy and simple to handle.
The utility model also disclosed a kind of anhydrous floor heating system with above-mentioned micro channel heater, and system architecture is simple, and the refrigerating fluid charging amount of micro-channel heat exchanger is less, can reduce the cost of charging refrigerant; This micro-channel heat exchanger can directly lay, without the need to scene processing, and easy construction.
Accompanying drawing explanation
Fig. 1 is the top view of micro-channel heat exchanger described in the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the sectional view of flat tube described in the utility model;
Fig. 4 is the sectional view of multilayer fin described in the utility model;
Fig. 5 is the sectional view of header described in the utility model;
Fig. 6 is the structural representation with the anhydrous floor heating system of micro-channel heat exchanger described in the utility model;
Fig. 7 is the structural representation on floor described in the utility model.
Wherein, 1, compressor; 2, cross valve; 3, micro-channel heat exchanger; 31, header entrance; 32, header outlet; 33, header; 34, flat tube; 35, fin; 4, choke valve; 5, outdoor heat exchanger; 61, ground layer; 62, heat-insulation layer; 63, reflecting layer; 64, cement layer; 65, top layer.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the utility model.
As shown in Fig. 1-3 and 4, a kind of micro-channel heat exchanger of the utility model, it comprises many flat tubes 34 and is separately positioned on two headers 33 at many described flat tube 34 two ends, and wide of many described flat tubes 34 is all vertically arranged; Run through along its length in described flat tube 34 and have multiple passage for media flow, the two ends of described passage respectively header 33 described with two are communicated with.Because flat tube 34 size is less, the passage aperture in flat tube 34 is very little, is therefore called micro-channel heat exchanger 3; During work, medium is flowed in flat tube 34 by passage, and medium carries out heat exchange by flat tube 34 wall and the external world.Arranging of header 33 can make medium come and go flowing in different header 33, makes all have medium to flow through in every root flat tube 34.Wide of many flat tubes 34 vertically arranges, when specifically implementing, is generally arranged in a row by many flat tubes 34, and now wide of adjacent flat tube 34 relatively.All have multiple passage in every root flat tube 34, but passage aperture is less, required medium charging amount is less.This micro-channel heat exchanger 3 profile is fixed, No leakage hidden danger, and without the need to field fabrication, without the need to carrying specific purpose tool, speed of application is fast.
As shown in Figure 1 and Figure 5, this micro-channel heat exchanger 3 also comprises the fin 35 that multilayer is connected with many described flat tubes 34, and fin 35 described in multilayer is all vertical with described flat tube 34 to be arranged.Can be understood as and many flat tubes 34 are passed multilayer fin 35 successively along the direction of vertical fins 35, flat tube 34 traversing through end is connected with header 33.Fin 35 is connected with the outer wall of flat tube 34, is equivalent to add flat tube 34 and extraneous contact area, and heat exchange efficiency is high.Fin 35 herein also can replace with other parts that can increase heat exchange area such as fins.
Embodiment one:
Based on aforementioned base, wherein a described header 33 is provided with the header entrance 31 and header outlet 32 that circulate for medium, be provided with shim in this header 33, described shim is used for forming U-shaped path between described header outlet 32 and header entrance 31.Header 33 is separated into two independently chambers by shim, and two chambers distribute along the length direction of header 33; Header entrance 31 and one of them chamber, header outlet 32 and another chamber.Medium enters micro-channel heat exchanger 3 by header entrance 31, through all passages with this chamber, flows into another header 33, then flows back to another chamber by remaining passage, finally flowed out by header outlet 32; By flat tube 34 wall and fin 35, carry out heat exchange with the external world in media flow process, realize heat exchange.
Embodiment two:
The present embodiment is substantially identical with embodiment one, difference is, wherein a described header 33 is provided with the header entrance 31 and header outlet 32 that circulate for medium, be equipped with shim in two described headers 33, described shim is used between described header outlet 32 and header entrance 31, form continuous print S type path.Although header outlet 32 and header entrance 31 are still on same header 33, but be equipped with shim in two of the present embodiment headers 33, shim in two headers 33 shifts to install, first chamber of header entrance 31 and corresponding header 33, last chamber of header outlet 32 and this header 33; After medium enters the first chamber by header entrance 31, stop through the first shim, flow into the first chamber of another header 33 through passage, and then stopped by shim, flow into second chamber adjacent with header entrance 31 place chamber through passage; Flow and so forth, until flowed out by header outlet 32, terminate heat exchange.
Embodiment three:
The present embodiment is substantially identical with embodiment two, difference is, two described headers 33 are respectively equipped with the header entrance 31 for medium circulation and header outlet 32, be equipped with shim in two described headers 33, described shim is used between described header outlet 32 and header entrance 31, form continuous print S type path.I.e. the first chamber of header entrance 31 and a wherein header 33, last chamber of header outlet 32 and another header 33, the process of circulation of medium in heat exchanger is identical with embodiment two.
Embodiment two and the difference of embodiment three are only header outlet 32 and header entrance 31 whether on same header 33, can select as required during use.
Embodiment four:
As shown in Figure 6, the utility model also disclosed a kind of anhydrous floor heating system with micro-channel heat exchanger described above, and it comprises: outdoor heat exchanger 5, compressor 1 and the described micro-channel heat exchanger 3 be laid in floor; The outlet of described compressor 1 is communicated with described header entrance 31, described header outlet 32 is communicated with the entrance of described outdoor heat exchanger 5, the outlet of described outdoor heat exchanger 5 is communicated with the entrance of described compressor 1, and the medium in described outdoor heat exchanger 5, compressor 1 and micro-channel heat exchanger 3 is cold-producing medium.Cold-producing medium is compressed the refrigerant vapour of rear formation HTHP by compressor 1, and refrigerant vapour flows into header entrance 31, condensation heat release in micro-channel heat exchanger 3, and heat to indoor transmission, realizes heating through floor; Condensed cold-producing medium is flowed out by header outlet 32, enters outdoor heat exchanger 5, with outdoor gas generation heat exchange, is again heated into refrigerant vapour, heat absorption after and flow of refrigerant return compressor 1, participation circulate next time.
Preferably, described micro-channel heat exchanger 3 arranges one or more groups.The area can laid according to the area of micro-channel heat exchanger 3 and indoor floor designs.
As shown in Figure 7, the floor in this system comprise distribute successively from down to up ground layer 61, heat-insulation layer 62, reflecting layer 63, cement layer 64 and top layer 65, described micro-channel heat exchanger 3 is arranged between described reflecting layer 63 and cement layer 64.Many flat tubes 34 are horizontally disposed with, and medium circulation is comparatively large, ensure that heat transfer effect.
Embodiment five:
The present embodiment is substantially identical with embodiment four, and difference is, is provided with choke valve 4 in the porch of described outdoor heat exchanger 5.Reduce through choke valve 4 later refrigerant pressure, corresponding saturation temperature can drop to the temperature value lower than environment temperature, ensure that cold-producing medium can in outdoor heat exchanger 5 evaporation endothermic.
Embodiment six:
The present embodiment is on the basis of embodiment four, adds cross valve 2, four interfaces of described cross valve 2 respectively with the outlet of the outlet of described compressor 1, the entrance of described compressor 1, described header entrance 31 and described outdoor heat exchanger 5.During heating, as long as ensure that the outlet of compressor 1 is communicated with header entrance 31, the entrance of compressor 1 and the outlet of outdoor heat exchanger 5.
In addition, also can by switching cross valve 2, the outlet of compressor 1 is communicated with header entrance 31 with the outlet of outdoor heat exchanger 5, the entrance of compressor 1, in compressor 1, condensing agent reverse flow out enters outdoor heat exchanger 5, cold-producing medium is cooled, through choke valve 4 throttling, then enter micro-channel heat exchanger 3 thermal environment heat absorption indoor, realize the object of room temperature lowering.
Certainly, the present embodiment also can be implemented based on embodiment five, to obtain better heating effect.
As can be seen from the above embodiments, micro-channel heat exchanger described in the utility model, adopt flat tube 34 as the passage of media flow, be provided with multiple passage in flat tube 34, rate-of flow is large, good effect of heat exchange; Wide of flat tube 34 relatively, is provided with multilayer and the orthogonal fin 35 of flat tube 34 length direction outside flat tube 34, add medium and extraneous contact area, further increase heat transfer effect; Header entrance 31 and header outlet 32 can be arranged on same header 33, also can be provided separately, can meet multiple demand.Have the anhydrous floor heating system of this micro-channel heat exchanger, this system is made up of compressor 1, outdoor heat exchanger 5 and micro-channel heat exchanger 3, because this micro-channel heat exchanger 3 completes when dispatching from the factory, can directly be laid in floor, easy and simple to handle; This micro-channel heat exchanger 3 cost is low, and refrigerant charge is few, relatively low to the power requirement of compressor 1; The heat-carrying agent of whole system only has cold-producing medium, and anhydrous participation, and the various defects can avoided using water to carry out heating and bring, heat exchange thermal resistance can not increase, and heat exchange efficiency is high, good heating effect.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and replacement, these improve and replace and also should be considered as protection domain of the present utility model.
Claims (10)
1. a micro-channel heat exchanger, it is characterized in that, comprise many flat tubes (34) and be separately positioned on two headers (33) at many described flat tube (34) two ends, wide of many described flat tubes (34) is all vertically arranged; Run through along its length in described flat tube (34) and have multiple passage for media flow, the two ends of described passage are communicated with two described headers (33) respectively.
2. micro-channel heat exchanger as claimed in claim 1, it is characterized in that, also comprise the fin (35) that multilayer is connected with many described flat tubes (34), fin described in multilayer (35) is all vertical with described flat tube (34) to be arranged.
3. micro-channel heat exchanger as claimed in claim 2, it is characterized in that, wherein a described header (33) is provided with the header entrance (31) and header outlet (32) that circulate for medium, this header is provided with shim in (33), and described shim is used for forming U-shaped path between described header outlet (32) and header entrance (31).
4. micro-channel heat exchanger as claimed in claim 2, it is characterized in that, wherein a described header (33) is provided with the header entrance (31) and header outlet (32) that circulate for medium, be equipped with shim in two described headers (33), described shim is used between described header outlet (32) and header entrance (31), form continuous print S type path.
5. micro-channel heat exchanger as claimed in claim 2, it is characterized in that, two described headers (33) are respectively equipped with the header entrance (31) for medium circulation and header outlet (32), be equipped with shim in two described headers (33), described shim is used between described header outlet (32) and header entrance (31), form continuous print S type path.
6. there is the anhydrous floor heating system of micro-channel heat exchanger as described in any one of claim 3-5, it is characterized in that, comprising: outdoor heat exchanger (5), compressor (1) and the described micro-channel heat exchanger (3) be laid in floor; The outlet of described compressor (1) is communicated with described header entrance (31), described header outlet (32) is communicated with the entrance of described outdoor heat exchanger (5), the outlet of described outdoor heat exchanger (5) is communicated with the entrance of described compressor (1), and the medium in described outdoor heat exchanger (5), compressor (1) and micro-channel heat exchanger (3) is cold-producing medium.
7. anhydrous floor heating system as claimed in claim 6, is characterized in that, described micro-channel heat exchanger (3) arranges one or more groups.
8. anhydrous floor heating system as claimed in claim 6, is characterized in that, the porch of described outdoor heat exchanger (5) is provided with choke valve (4).
9. anhydrous floor heating system as claimed in claim 6, it is characterized in that, also comprise cross valve (2), four interfaces of described cross valve (2) respectively with the outlet of the entrance of the outlet of described compressor (1), described compressor (1), described header entrance (31) and described outdoor heat exchanger (5).
10. anhydrous floor heating system as claimed in claim 6, it is characterized in that, described floor comprise distribute successively from down to up ground layer (61), heat-insulation layer (62), reflecting layer (63), cement layer (64) and top layer (65), described micro-channel heat exchanger (3) is arranged between described reflecting layer (63) and cement layer (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161658.0U CN204574623U (en) | 2015-03-20 | 2015-03-20 | Micro-channel heat exchanger and there is the anhydrous floor heating system of this micro-channel heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161658.0U CN204574623U (en) | 2015-03-20 | 2015-03-20 | Micro-channel heat exchanger and there is the anhydrous floor heating system of this micro-channel heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN204574623U true CN204574623U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520161658.0U Expired - Fee Related CN204574623U (en) | 2015-03-20 | 2015-03-20 | Micro-channel heat exchanger and there is the anhydrous floor heating system of this micro-channel heat exchanger |
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| CN (1) | CN204574623U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642809A (en) * | 2016-12-28 | 2017-05-10 | 江苏康泰热交换设备工程有限公司 | Microchannel heat pipe heating method and device |
| CN108225086A (en) * | 2018-03-23 | 2018-06-29 | 华霆（合肥）动力技术有限公司 | Harmonica-shaped tube and mouth organ guard system |
| CN111720880A (en) * | 2020-06-24 | 2020-09-29 | 常州大学 | Micro-scale flat tube shower water longitudinal circulation system and warming method |
-
2015
- 2015-03-20 CN CN201520161658.0U patent/CN204574623U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642809A (en) * | 2016-12-28 | 2017-05-10 | 江苏康泰热交换设备工程有限公司 | Microchannel heat pipe heating method and device |
| CN108225086A (en) * | 2018-03-23 | 2018-06-29 | 华霆（合肥）动力技术有限公司 | Harmonica-shaped tube and mouth organ guard system |
| CN111720880A (en) * | 2020-06-24 | 2020-09-29 | 常州大学 | Micro-scale flat tube shower water longitudinal circulation system and warming method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20210320 |