CN202361699U - Micro-channel heat exchanger with enlarged elongated inner volume - Google Patents
Micro-channel heat exchanger with enlarged elongated inner volume Download PDFInfo
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- CN202361699U CN202361699U CN2011202970644U CN201120297064U CN202361699U CN 202361699 U CN202361699 U CN 202361699U CN 2011202970644 U CN2011202970644 U CN 2011202970644U CN 201120297064 U CN201120297064 U CN 201120297064U CN 202361699 U CN202361699 U CN 202361699U
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- collector
- heat exchanger
- microscler
- channel heat
- increasing
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Abstract
The utility model provides a micro-channel heat exchanger, which comprises a pair of elongated headers extending substantially parallel to each other, and a plurality of micro-channel tubes. Each micro-channel tube is provided with an inlet opening and an outlet opening. The micro-channel tubes are in fluid communication with one of the pair of elongated headers through the inlet openings, while micro-channel tubes are in fluid communication with the other one of the pair of elongated headers through the outlet openings. The elongated inner volume is aligned with at least one of the pair of elongated headers with enlarged elongated inner volumes. The internal cross-sectional area of the enlarged inner volume is at least 960 mm < 2 >. Meanwhile, a refrigerant can be completely vacuumed by the micro-channel heat exchanger through the arrangement of the enlarged inner volume. Therefore, a cooling system can be in a completely vacuumed state due to the adoption of the micro-channel heat exchanger.
Description
Technical field
The disclosure relates generally to the field of heat exchanger, and more specifically, relates to the volume of finding time of micro channel heat exchanger.
Background technology
This part provides and has related to background information of the present disclosure, and it may not be a prior art.
Heat exchanger comprises fluid flow arrangements, and in this fluid flow arrangements, external fluid (being generally air) is flowed through the fluid (being generally cold-producing medium) of pipeline delivered inside to transmit heat.Heat exchanger comprises condenser and evaporimeter, and at the condenser place, heat removes and be passed to external fluid (for example, air) in the fluid internally; At the evaporimeter place, heat removes and is passed to internal flow (for example, cold-producing medium) from external fluid (for example, air).In evaporimeter, cold-producing medium gets into heat exchanger as the two-phase fluid that comprises liquid and steam usually.In condenser, cold-producing medium gets into heat exchanger as the monophasic fluid that mainly comprises steam usually.In heat exchanger, inner fluid streams is crossed a plurality of loops, and the inlet in these loops and outlet connect through corresponding collector.
Development along with micro channel heat exchanger---wherein the size of the pipe of heat exchanger significantly reduces, and makes each pipe only comprise the sub-fraction of total refrigerant volume of heat exchanger, has realized in the efficient of heat exchanger and the improvement aspect the size.Therefore, compare with conventional heat exchanger, micro channel heat exchanger provides the littler internal volume that is used for the cold-producing medium storage.Sometimes, people's expectation makes cooling system be in evacuated, and in this state, the cold-producing medium in this system is pumped in one of heat exchanger, thereby can on other part of heat pump, carry out maintenance or maintenance.Because the internal volume that can be used for cold-producing medium of micro channel heat exchanger is less, causes micro channel heat exchanger not have usually and allow cold-producing medium to move to enough internal volumes of complete evacuated.
The utility model content
The utility model technical problem to be solved is, a kind of micro channel heat exchanger is provided, and it has enough internal volumes that the cold-producing medium that allows cooling system moves to complete evacuated.
Micro channel heat exchanger comprises a pair of microscler collector that extends parallel to each other substantially.A plurality of micro-channel tubes, each micro-channel tubes all have inlet opening and exit opening, and the inlet opening provides with this fluid to a collector in the collector and is communicated with, and exit opening provides with this fluid to another collector in the collector and is communicated with.Microscler internal volume with provide the internal volume that strengthens, this aligns at least one collector in the collector.The internal cross section area of the internal volume of this increasing is 960mm at least
2, and the internal volume of this increasing makes it possible to by the micro channel heat exchanger cold-producing medium of finding time fully.
In some embodiments, this comprises the intermediate spacer of the axial flow of block refrigerant to said at least one the microscler collector in the microscler collector.Microscler intermediate receiver limits the internal volume of increasing.This microscler intermediate receiver has at a side of this intermediate spacer and this inlet that said at least one collector fluid in microscler collector is communicated with and at the opposite side and this exit opening that said at least one collector fluid in microscler collector is communicated with of this intermediate spacer.
In some embodiments; Said at least one collector in the said a pair of microscler collector do not comprise cold-producing medium initial flow in the said micro channel heat exchanger the main-inlet of process, perhaps do not comprise cold-producing medium final flow out said micro channel heat exchanger the primary outlet of process.
In other embodiments, said at least one microscler collector has the internal cross section area of increasing of the internal volume of the increasing of limiting.
In some embodiments, said a pair of microscler collector all has the internal cross section of increasing of the internal volume of the increasing of limiting.
In other embodiments, the internal cross section area of the said increasing of another collector in the internal cross section area of the said increasing of a collector in the said a pair of microscler collector and the said a pair of microscler collector is identical.
In some embodiments, this internal cross section area microscler and internal volume that strengthens is preferably at least 2,826mm
2, and more preferably, be at least 6,360mm
2Additionally, this internal volume microscler and that strengthen can have circular internal cross section, and its internal diameter is preferably 60mm at least; And more preferably, be 90mm at least.
This part provides summary of the present disclosure, rather than to its four corner or the full disclosure of all characteristics.From the description that hereinafter provides, it is obvious that other suitable application area will become.Description in this summary and particular example only are intended to explanation, are not intended to limit the scope of the present disclosure.
Description of drawings
Accompanying drawing described herein has been merely embodiment rather than all possible implementation that explanation has been selected, and is not intended to limit the scope of the present disclosure.
Fig. 1 is the rough schematic view of first kind of embodiment of micro channel heat exchanger that has the microscler internal volume of increasing, wherein through contiguous one of them collector intermediate receiver is set this internal volume is associated with main shaft according to collector of the present disclosure;
Fig. 2 is the sketch map of the micro channel heat exchanger of Fig. 1;
Fig. 3 is the rough schematic view of another substituting embodiment of micro channel heat exchanger that has the microscler internal volume of increasing, wherein through the diameter that increasing is set for collector this internal volume is associated with main shaft according to collector of the present disclosure; And
Fig. 4 is the rough schematic view of another substituting embodiment of micro channel heat exchanger that has the microscler internal volume of two increasings, wherein through being that diameter that two collectors all are provided with increasing makes these two internal volumes be associated with main shaft according to collector of the present disclosure.
In all views in the accompanying drawings, the corresponding part of corresponding reference mark indication.
The specific embodiment
To example embodiment more fully be described with reference to accompanying drawing at present.
With reference to figure 1 and Fig. 2, the micro channel heat exchanger 10 of this illustrative embodiments comprises a pair of microscler collector 12 and 14 that extends parallel to each other and be positioned at the opposed end place of micro-channel tubes 16 substantially.Micro-channel tubes 16 has inlet and has outlet at place, the other end at place, end, this inlet is communicated with a collector fluid in collector 12 and 14, and be somebody's turn to do export with collector 12 and 14 in another collector fluid be communicated with.
The main shaft M of at least one collector 14 in the microscler internal volume 18 that strengthens and the collector is associated.In addition, microscler internal volume 18 aligns with collector 14.In other words, the main shaft M ' of microscler internal volume 18 and the main shaft M of the collector 14 that is associated align (or parallel).In this illustrative embodiments, the microscler internal volume 18 of increasing is limited intermediate receiver 20.Intermediate receiver 20 comprises to be provided the inlet 22 that is communicated with the fluid of the collector 14 that is associated and the outlet 24 that is communicated with the fluid of the collector 14 that is associated is provided.
Inlet 22 sides in intermediate spacer 26 provide with the fluid of the collector 14 that is associated and have been communicated with, and provide with the fluid of the collector 14 that is associated and are communicated with and export 24 opposite sides at separator 26.Like this, cold-producing medium flows in the collector 14 from micro-channel tubes 16, and the inlet 22 through separator 26 1 sides flows in the intermediate receiver 20 afterwards.Afterwards, cold-producing medium flows through intermediate receiver 20 and flows back in the collector 14 at separator 26 opposite sides through exporting 24.
Arrow among Fig. 2 has been indicated the representational flow path that passes heat exchanger.Cold-producing medium gets into micro channel heat exchanger 10 through main-inlet 28 at first.Micro channel heat exchanger 10 has the refrigerant flowpath of four flow processs, wherein, arrow A indication first pass, arrow B is indicated second flow process, and arrow C is indicated the 3rd flow process, and arrow D indicates the 4th flow process.Collector 12 and 14 comprises three separators 32, and it is such through micro-channel tubes 16 shown in Fig. 2 arrow A-D that separator 32 is positioned to be used for the directing flow path.Other embodiment can comprise more or less flow process substitutingly.Cold-producing medium finally leaves micro channel heat exchanger 10 through primary outlet 30.
In this embodiment, the intermediate receiver 20 that limits the microscler internal volume of this increasing strides across the additional separator 26 that is positioned at by between the first pass of arrow A indication and second flow process of being indicated by arrow B.Substituting ground or additionally; Intermediate receiver 20 can be oriented to stride across in the right side collector 12, by second flow process of arrow B indication with by the separator between the 3rd flow process of arrow C indication, perhaps intermediate receiver 20 can be oriented to stride across in the collector 14 of left side, by the separator between the 3rd flow process of arrow C indication and the 4th flow process of indicating by arrow D.
The intermediate receiver 20 and the collector 14 that is associated can have the tubular shape of cross section respectively.In these cases, the internal diameter of intermediate receiver 20 can be 35mm at least.The twice at least of diameter that the internal diameter of intermediate receiver 20 is preferably the collector 14 that is associated is big.More preferably, the diameter of intermediate receiver 20 is at least three times of diameter big of collector 14 of being associated.In addition, the diameter of intermediate receiver 20 is preferably 60mm at least.More preferably, the diameter of intermediate receiver 20 is 90mm at least.
Represent that with cross-sectional area the internal cross section area of intermediate receiver 20 can be greater than the internal cross section area of the collector 14 that is associated.Preferably, the internal cross section area of intermediate receiver 20 is at least four times of the internal cross section area big of collector 14 of being associated.More preferably, the internal cross section area of intermediate receiver 20 is at least nine times of the internal cross section area big of collector 14 of being associated.In addition, the internal cross section area of intermediate receiver 20 is preferably 960mm at least
2More preferably, the internal cross section area of intermediate receiver 20 is at least 2,825mm
2Again more preferably, the internal cross section area of intermediate receiver 20 is at least 6,360mm
2
With reference to figure 3, the substituting embodiment of micro channel heat exchanger 110 is provided.This micro channel heat exchanger 110 comprises three separators 132 in main-inlet 128 and collector 112 and 120, these three separators formed with the embodiment of Fig. 1 and Fig. 2 similarly, the four flow process flow paths of drawing through primary outlet 130.The microscler internal volume 118 of increasing is set through the internal cross section that increases collector 120 in this embodiment.Therefore, the microscler internal volume 118 of increasing is associated with at least one collector 120 through being bonded in the collector 120.In addition, microscler internal volume 118 aligns with collector 120.In other words, the main shaft M of microscler internal volume 118 aligns with the main shaft M of the collector 120 that is associated.Therefore, collector 120 limits the microscler internal volume 118 of increasing.
The right side collector 112 of Fig. 3 has normal collector diameter, and this diameter is 30mm or littler.In contrast, the diameter of left side collector 120 of microscler internal volume 118 that comprises increasing is greater than 35mm.Represent that with cross-sectional area the internal cross section area of collector 120 that limits the microscler internal volume of increasing can be 960mm at least
2
Preferably, the diameter of the collector 120 of increasing can be that the twice at least of normal diameter is big, or 60mm at least.Represent with cross-sectional area, preferably at least 4 times of the normal cross section area big of the internal cross section areas of the collector 120 of increasing, or be at least 2,826mm
2More preferably, the diameter of the collector 120 of increasing can be at least three times of normal diameter big, or is 90mm at least.Represent that with cross-sectional area the internal cross section area of the collector of increasing more preferably is that at least nine times of the internal cross section area of normal collector are big, or is at least 6,360mm
2
With reference to figure 4, another substituting embodiment of micro channel heat exchanger 210 is provided.This micro channel heat exchanger 210 comprises three separators 232 in main-inlet 228 and collector 220 and 221, these three separators formed with the embodiment of Fig. 1 and Fig. 2 similarly, the four flow process flow paths of drawing through primary outlet 230.The microscler internal volume 218 of increasing is set through the internal cross section that increases collector 220 in this embodiment.The microscler internal volume 219 of second increasing is set through the internal cross section that increases collector 221 in addition.Therefore, the microscler internal volume 218 and 219 of each increasing limits and aligns with the collector 220 and 221 that is associated through being bonded in collector 220 and 221 and collector 220 and 221 respectively.As shown in Figure 4, the collector 220 and 221 of increasing all has same diameter.Substituting ground, the collector 220 of increasing and one of 221 diameter can be greater than another diameters (these two diameters are all greater than the diameter of normal collector) in the collector 220 and 221 that strengthens.Under all surpassed normal collector diameter at two collectors 220 and 221 situation of---normal collector diameter is 30mm or littler---by adding great achievement; Exemplary diameter and the area described in detail above are applied at least one in microscler increasing collector 220 and 221; And preferably, be applied to two microscler increasing collectors 220 and 221.
From explanation and purpose of description, the foregoing description to embodiment is provided.This description is not to be intended to exhaustive or the restriction disclosure.Each element or the characteristic of the specific embodiment are not limited to this specific embodiment usually, but even without clearly illustrating or describing, under situation about being suitable for, these elements and characteristic are in the embodiment that can exchange and can be used for selecting.Similarly, needn't use the specific detail of the specific embodiment, and various characteristics that will the specific embodiment are used with other special characteristic of this specific embodiment.These modification should not be considered to depart from the disclosure, and are intended to all modifications is included in the scope of the present disclosure.
Claims (14)
1. a micro channel heat exchanger is characterized in that, said micro channel heat exchanger comprises:
A pair of microscler collector, said microscler collector extends parallel to each other substantially;
A plurality of micro-channel tubes, each micro-channel tubes all have with said a pair of collector in the inlet opening that is communicated with of a collector fluid and the exit opening that is communicated with another collector fluid in the said a pair of collector;
Microscler internal volume, said microscler internal volume aligns with at least one collector internal volume that strengthens, in the said a pair of collector is provided, and the internal cross section area of the internal volume of said increasing is 960mm at least
2, and the internal volume of said increasing makes it possible to by the said micro channel heat exchanger cold-producing medium of finding time fully.
2. micro channel heat exchanger according to claim 1; It is characterized in that; Said at least one collector in the said a pair of microscler collector comprises the intermediate spacer of the axial flow of block refrigerant; And; Microscler intermediate receiver limits the internal volume of said increasing, the exit opening that said microscler intermediate receiver has the inlet that is communicated with said at least one collector fluid in the said a pair of microscler collector in a side of said intermediate spacer and is communicated with said at least one collector fluid in the said a pair of microscler collector at the opposite side of said intermediate spacer.
3. micro channel heat exchanger according to claim 2; It is characterized in that; Said at least one collector in the said a pair of microscler collector do not comprise cold-producing medium initial flow in the said micro channel heat exchanger the main-inlet of process, perhaps do not comprise cold-producing medium final flow out said micro channel heat exchanger the primary outlet of process.
4. according to any described micro channel heat exchanger in claim 2 or 3, it is characterized in that said microscler intermediate receiver has circular cross section, and the internal diameter of said microscler intermediate receiver is 60mm at least.
5. micro channel heat exchanger according to claim 4 is characterized in that, the internal diameter of said microscler intermediate receiver is 90mm at least.
6. according to any described micro channel heat exchanger in claim 2 or 3, it is characterized in that the internal cross section area of said microscler intermediate receiver is at least 2,826mm
2
7. micro channel heat exchanger according to claim 6 is characterized in that, the internal cross section area of said microscler intermediate receiver is at least 6,360mm
2
8. micro channel heat exchanger according to claim 1 is characterized in that, at least one collector in the said a pair of microscler collector has the internal cross section of the increasing of the internal volume that limits said increasing.
9. micro channel heat exchanger according to claim 1 is characterized in that, said a pair of microscler collector all has the internal cross section of increasing of the internal volume of the increasing of limiting.
10. micro channel heat exchanger according to claim 9; It is characterized in that the internal cross section area of the said increasing of another collector in the internal cross section area of the said increasing of a collector in the said a pair of microscler collector and the said a pair of microscler collector is identical.
11. according to Claim 8, any described micro channel heat exchanger in 9 or 10, it is characterized in that the internal cross section of said increasing is circular, and the internal diameter of the internal cross section of said increasing is 60mm at least.
12. micro channel heat exchanger according to claim 11 is characterized in that, the internal diameter of the internal cross section of said increasing is 90mm at least.
13. according to Claim 8, any described micro channel heat exchanger in 9 or 10, it is characterized in that the internal cross section area of said increasing is at least 2,826mm
2
14. micro channel heat exchanger according to claim 13 is characterized in that, the internal cross section area of said increasing is at least 6,360mm
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202970644U CN202361699U (en) | 2011-08-12 | 2011-08-12 | Micro-channel heat exchanger with enlarged elongated inner volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202970644U CN202361699U (en) | 2011-08-12 | 2011-08-12 | Micro-channel heat exchanger with enlarged elongated inner volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202361699U true CN202361699U (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202970644U Expired - Lifetime CN202361699U (en) | 2011-08-12 | 2011-08-12 | Micro-channel heat exchanger with enlarged elongated inner volume |
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| Country | Link |
|---|---|
| CN (1) | CN202361699U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105318607A (en) * | 2014-08-05 | 2016-02-10 | 三电有限公司 | Heat exchanger |
| US10247481B2 (en) | 2013-01-28 | 2019-04-02 | Carrier Corporation | Multiple tube bank heat exchange unit with manifold assembly |
| US10337799B2 (en) | 2013-11-25 | 2019-07-02 | Carrier Corporation | Dual duty microchannel heat exchanger |
| CN112135524A (en) * | 2019-01-16 | 2020-12-25 | 泰而勒商业食品服务有限公司 | Micro-channel freezing cylinder assembly |
-
2011
- 2011-08-12 CN CN2011202970644U patent/CN202361699U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10247481B2 (en) | 2013-01-28 | 2019-04-02 | Carrier Corporation | Multiple tube bank heat exchange unit with manifold assembly |
| US10337799B2 (en) | 2013-11-25 | 2019-07-02 | Carrier Corporation | Dual duty microchannel heat exchanger |
| CN105318607A (en) * | 2014-08-05 | 2016-02-10 | 三电有限公司 | Heat exchanger |
| CN112135524A (en) * | 2019-01-16 | 2020-12-25 | 泰而勒商业食品服务有限公司 | Micro-channel freezing cylinder assembly |
| CN112135524B (en) * | 2019-01-16 | 2023-11-17 | 泰而勒商业食品服务有限公司 | Microchannel freezing cylinder assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: ohio Patentee after: Vitamin Corporation Address before: ohio Patentee before: Libot Inc. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120801 |
|
| CX01 | Expiry of patent term |