CN203810795U - Heat exchanger and heat exchange device - Google Patents
Heat exchanger and heat exchange device Download PDFInfo
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- CN203810795U CN203810795U CN201420057053.2U CN201420057053U CN203810795U CN 203810795 U CN203810795 U CN 203810795U CN 201420057053 U CN201420057053 U CN 201420057053U CN 203810795 U CN203810795 U CN 203810795U
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- heat exchanger
- header
- communicating pipe
- heat
- flue
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- 239000003507 refrigerant Substances 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 37
- 239000002826 coolant Substances 0.000 claims description 21
- 125000006850 spacer group Chemical group 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 6
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 abstract description 5
- 239000012071 phase Substances 0.000 description 10
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
Abstract
The utility model provides a heat exchanger and a heat exchange device. The heat exchanger comprises an upper header pipe, a lower header pipe, a plurality of heat exchange pipes, at least one communication pipe and at least one gas pipe. An upper partition plate is arranged in the upper header pipe, a lower partition plate is arranged in the lower header pipe, the inner cavity of the upper header pipe is divided into a plurality of upper cavities through the upper partition plate, the inner cavity of the lower header pipe is divided into a plurality of lower cavities through the lower partition plate, an upper refrigerant port is arranged in the first end of the upper header pipe, and a lower refrigerant port is arranged in the second end of the lower header pipe. The upper end of the communication pipe is connected with the upper cavities, the lower end of the communication pipe is connected with the lower cavities, and the cross section area of a refrigerant channel in the communication pipe is larger than that of a refrigerant channel in a single heat exchange pipe. The first end of the gas pipe is connected with at least one upper cavity, and the second end of the gas pipe is connected with the upper refrigerant port. By means of the heat exchanger, the refrigerant is evenly distributed, and the heat exchange capability is improved.
Description
Technical field
The utility model relates to a kind of heat exchanger, particularly, relates to parallel-flow heat exchanger and the multithread road heat-exchanger rig on a kind of multithread road.
Background technology
Be typically used as the off-premises station of evaporimeter or heat pump such as the heat exchanger of parallel-flow heat exchanger.In the time that heat exchange amount is larger, heat exchanger need to arrange multiple streams or multiple heat exchanger, thus in certain stream cold-producing medium from above header flow to below header.For example, in the time that 2 streams are set with raising heat exchange property, there will be cold-producing medium to distribute in the heat exchanger tube of second stream bad, this is because the mobile meeting of liquid refrigerant is subject to the impact of gravity and flow resistance, mainly be distributed in heat exchanger tube nearby, the cold-producing medium of gaseous state is distributed in heat exchanger tube at a distance.The bad heat exchange property deficiency that caused of distribution of two phase refrigerant, heat exchange area is not fully utilized.In addition, because cold-producing medium distributes inequality, cause heat exchanger surface temperature distributing disproportionation, thereby cause heat exchanger leaving air temp inequality, affect comfortableness.
Utility model content
The utility model is intended to solve at least to a certain extent one of technical problem in correlation technique.For this reason, an object of the present utility model is to propose the heat exchanger of a kind of cold-producing medium distributed uniform, exchange capability of heat raising.
Another object of the present utility model is to propose the heat-exchanger rig of a kind of cold-producing medium distributed uniform, exchange capability of heat raising.
According to heat exchanger of the present utility model, comprise: upper header and lower header, described upper header and lower header are spaced apart from each other on above-below direction, in described upper header, be provided with upper spacer, in described lower header, be provided with lower clapboard, described upper spacer is divided into the inner chamber of described upper header multiple upper chamber of arranging to the direction of the second end of described upper header along the first end of header from described, the inner chamber of described lower header is divided into multiple lower chambers by described lower clapboard, the direction of described multiple lower chambers along the first end along from described lower header to the second end of described lower header arranged and is corresponding one by one with described multiple upper chamber, the first end of described upper header has upper cold-producing medium mouth, the second end of described lower header has lower cold-producing medium mouth, multiple heat exchanger tubes, the two ends of described heat exchanger tube are connected with upper header with described lower header respectively so that the coolant channel in described upper chamber, described heat exchanger tube and described lower chambers form refrigerant flow path, at least one communicating pipe, the upper end of described communicating pipe is connected with upper chamber, and the lower end of described communicating pipe is connected with lower chambers, and the cross-sectional area of the coolant channel in described communicating pipe is greater than the cross-sectional area of the coolant channel in single heat exchanger tube, at least one flue, the first end of described flue is connected with at least one upper chamber, and the second end of described flue is connected with described upper cold-producing medium mouth.
According to heat exchanger of the present utility model, cold-producing medium distributed uniform and exchange capability of heat improve.
Preferably, the top and bottom of described communicating pipe are connected with lower chambers with upper chamber adjacent one another are on described refrigerant flow path respectively.
Also comprise vapour liquid separator according to heat exchanger of the present utility model, described vapour liquid separator has import, gas outlet and liquid outlet, described gas outlet is connected with described upper refrigeration mouthful, and the second end of described flue is connected with described import, and described liquid outlet is communicated with described lower chambers.
Preferably, described vapour liquid separator is cylindrical container, and the cross-sectional area of the inner chamber of described cylindrical container is greater than the cross-sectional area of the coolant channel in described communicating pipe.
Also comprise at least one check valve according to heat exchanger of the present utility model, the first valve port of described check valve and the second valve port are communicated with two lower chambers respectively.
Preferably, in described upper header, be provided with a upper spacer so that the inner chamber of described upper header is divided into Liang Ge upper chamber, in described lower header, be provided with a lower clapboard the inner chamber of described lower header is divided into two lower chambers, described communicating pipe is one, the upper end of described communicating pipe is communicated with the upper chamber of the first end of contiguous described upper header, and the lower end of described communicating pipe is communicated with the lower chambers of the second end of contiguous described lower header.
Preferably, the first end of described flue is communicated with the upper chamber of the first end of contiguous described upper header.
Comprise according to heat-exchanger rig of the present utility model: multiple heat exchangers, described heat exchanger comprises header, lower header and heat exchanger tube, the two ends of described heat exchanger tube are connected with described lower header with described upper header respectively; At least one communicating pipe, the upper end of described communicating pipe is connected with the upper header of a heat exchanger in described multiple heat exchangers, the lower end of described communicating pipe is connected with the lower header of another heat exchanger in described multiple heat exchangers, and the cross-sectional area of the coolant channel in described communicating pipe is greater than the cross-sectional area of the coolant channel in single heat exchanger tube; At least one flue, the first end of described flue and the second end are communicated with the upper header of at least two heat exchangers in described multiple heat exchangers respectively.
According to heat-exchanger rig of the present utility model, cold-producing medium distributed uniform and exchange capability of heat improve.
Preferably, the upper end of described communicating pipe is connected with the upper header of a heat exchanger in heat exchanger adjacent one another are, the lower end of described communicating pipe is connected with the lower header of another heat exchanger in described heat exchanger adjacent one another are, between the upper header of heat exchanger adjacent one another are, is all connected with described flue.
Also comprise at least one check valve according to heat-exchanger rig of the present utility model, the first valve port of described check valve and the second valve port are communicated with the lower header of heat exchanger adjacent one another are respectively.
Brief description of the drawings
Fig. 1 is according to the schematic diagram of the heat exchanger of the utility model embodiment.
Fig. 2 is according to the schematic diagram of the heat exchanger of another embodiment of the utility model.
Fig. 3 is according to the schematic diagram of the heat-exchanger rig of the utility model embodiment.
Fig. 4 is according to the schematic diagram of the heat-exchanger rig of another embodiment of the utility model.
Reference numeral:
Heat exchanger 100, heat exchanger 100A, heat-exchanger rig 200
Lower header 1, lower cold-producing medium mouth 101, lower chambers 102, lower clapboard 8,
Upper header 2, upper cold-producing medium mouth 201, upper chamber 202, upper spacer 9,
Heat exchanger tube 3, fin 4, communicating pipe 5, vapour liquid separator 6, check valve 7, flue 10.
Detailed description of the invention
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
As illustrated in fig. 1 and 2, comprise lower header 1, upper header 2, multiple heat exchanger tube 3, at least one communicating pipe 5 and at least one flue 10 according to the heat exchanger 100 of the utility model embodiment.
Upper header 2 and lower header 1 layout that is spaced apart from each other on above-below direction.In upper header 2, be provided with upper spacer 9, in lower header 1, be provided with lower clapboard 8.
The inner chamber of upper header 2 is divided into multiple upper chamber 202 that the direction along the first end (left end in Fig. 1) from upper header 2 to second end (right-hand member in Fig. 1) of upper header 2 is arranged by upper spacer 9, in other words, upper spacer 9 is divided into the inner chamber of upper header 2 multiple upper chamber 202 of arranging along left and right directions.
The inner chamber of lower header 1 is divided into multiple lower chambers 102 by lower clapboard 8, and multiple lower chambers 102 are along the direction arrangement along from the first end (left end Fig. 1) of lower header 1 to second end (right-hand member in Fig. 1) of lower header 1 and corresponding one by one with multiple upper chamber 202.The first end of upper header 2 has upper cold-producing medium mouth 201, and the second end of lower header 1 has lower cold-producing medium mouth 101.
Be understandable that, upper cold-producing medium mouth 201 can be the opening being formed directly on header 2, also can be the one section of pipe being connected on header 2, equally, lower cold-producing medium mouth 101 can be the opening being formed directly in lower header 1, can be also the one section of pipe being connected in lower header 1.
Heat exchanger tube 3 is arranged spaced apart along left and right directions, the upper end of heat exchanger tube 3 is connected with upper header 2, the lower end of heat exchanger tube 3 is connected with lower header 1, thus, coolant channel and lower chambers 102 in upper chamber 202, heat exchanger tube 3 form refrigerant flow path, refrigerant flow path becomes waveform to extend along Fig. 1 sharp head direction, and for example, in Fig. 1, refrigerant flow path becomes waveform substantially to extend from left to right.Fin 4 is located between adjacent heat exchanger tube 3.
In a concrete example, heat exchanger tube 3 can be flat tube, and the coolant channel in heat exchanger tube 3 can be microchannel, thereby also can be called micro-channel heat exchanger according to the heat exchanger of the utility model embodiment.
The upper end of communicating pipe 5 is connected with upper chamber 202, and the lower end of communicating pipe 5 is connected with lower chambers 102, and the cross-sectional area of the coolant channel in communicating pipe 5 is greater than the cross-sectional area of the coolant channel in single heat exchanger tube 3.Here, be understandable that, the lower end of communicating pipe 5 can directly be connected with lower chambers 102, also can be by for example vapour liquid separator 6 connected (will describe below) indirectly of other elements.
The first end of flue 10 is connected with at least one upper chamber 202, and the second end of flue 10 is connected with upper cold-producing medium mouth 201.Here, be understandable that, the second end of flue 10 can directly be connected with upper cold-producing medium mouth 201.
According to the heat exchanger 100 of the utility model embodiment, for example, when as evaporimeter, vapour-liquid two phase refrigerant cold-producing medium mouth 101 from lower header 1 flows into the first lower chambers 102, upwards flow and evaporate by heat exchanger tube 3, entering in the first upper chamber 202 in header 2.Cold-producing medium in the first upper chamber 202 is flowed downward and is entered in the second lower chambers 102 of lower header 1 by heat exchanger tube 3, and a part of vapour-liquid two phase refrigerant in the first upper chamber 202 was flowed downward and entered in lower header 1 by communicating pipe 5 simultaneously.
Because the cross-sectional area of the coolant channel in communicating pipe 5 is greater than the cross-sectional area of the coolant channel in single heat exchanger tube 3, therefore, with at heat exchanger tube 3 mobile phase ratios, the flow resistance of cold-producing medium within communicating pipe 5 is little, flow velocity is fast, therefore cold-producing medium can flow in lower header 1 fast, then upwards flowing to by heat exchanger tube 3 in header 2, therefore the distribution of cold-producing medium is more even, exchange capability of heat improves, avoid in correlation technique the cold-producing medium cold-producing medium causing that flows from the top down in heat exchanger tube, to distribute inequality, affected the problem of heat exchange property.
Additionally, according to the heat exchanger of the utility model embodiment, gas state cold-producing medium in upper header 2 is connected to the upper cold-producing medium mouth 201 that flows to upper header 2 by flue 10, therefore most of for liquid from the cold-producing medium flowing downward communicating pipe 5, the distributed uniform when cold-producing medium of single phase is more conducive to cold-producing medium and flows to lower header 1 downwards, improves heat transfer effect.
Preferably, the top and bottom of communicating pipe 5 are connected with lower chambers 101 with upper chamber 202 adjacent one another are on refrigerant flow path respectively.
In preferred embodiments more of the present utility model, as shown in Figure 1, heat exchanger 100 also comprises vapour liquid separator 6, and vapour liquid separator has import, gas outlet and liquid outlet.The gas outlet of vapour liquid separator 6 is connected with upper refrigeration mouth 202, and second end (upper end in Fig. 1) of flue 10 is connected with the import of vapour liquid separator 6, and the liquid outlet of vapour liquid separator 6 is communicated with lower chambers 102.
In a concrete example, vapour liquid separator 6 is cylindrical container, for example, has Long Circle longitudinal cross-section, and the cross-sectional area of the inner chamber of cylindrical container is greater than the cross-sectional area of the coolant channel in communicating pipe 5.
By vapour liquid separator 6 is set, the liquid refrigerant of drawing from the liquid outlet of vapour liquid separator 6 flows into lower header 1, and the gaseous refrigerant of drawing from the gas outlet of vapour liquid separator 6 flows into cold-producing medium mouth 201.Due to the separating effect of vapour liquid separator 6, pure liquid refrigerant enters lower header 1, and the partition equilibrium of cold-producing medium improves thus, and the two-phase flow noise of cold-producing medium is inhibited simultaneously.
As shown in Figure 2, also comprise at least one check valve 7 according to the heat exchanger 100 of the utility model embodiment, the first valve port of check valve 7 and the second valve port are communicated with two lower chambers 102 respectively, for example, be communicated with two lower chambers 102 adjacent one another are.More specifically, the conducting direction of check valve 7 and the opposite direction of refrigerant flow path.
In the time that heat exchanger 100 is used as evaporimeter, by check valve 7 is set, cold-producing medium can flow upstream lower chambers 102 from the lower chambers in downstream 102.In the time that heat exchanger 100 is used as condenser, vapour-liquid two phase refrigerant is in higher position, by check valve 7 is set, the liquid phase refrigerant that condenser upstream produces can flow to by check valve 7 downstream of condenser, and be gas phase state substantially by flowing to the cold-producing medium of upper header 2 communicating pipe, thereby cold-producing medium distribution effects significantly promotes.
Describe a specific embodiment of the present utility model below with reference to Fig. 1, as described in Figure 1, in the upper header 2 of heat exchanger 100, be provided with a upper spacer 9 so that the inner chamber of upper header 2 is divided into Liang Ge upper chamber 202.In lower header 1, be provided with a lower clapboard 8 the inner chamber of lower header 1 is divided into two lower chambers 102.Communicating pipe 5 is one, and the upper end of communicating pipe 5 is communicated with the upper chamber 202 of the first end (left end in Fig. 1) of contiguous upper header 2, and the lower end of communicating pipe 5 is communicated with the lower chambers 102 of second end (right-hand member in Fig. 1) of contiguous lower header 1.The first end (left end in Fig. 1) of flue 10 is communicated with the upper chamber 202 of the first end of contiguous upper header 2, and the second end of flue 10 is directly directly connected with upper cold-producing medium mouth 201.
In another specific embodiment, as described in Figure 2, check valve 7 is connected between two lower chambers 102, thereby liquid cold-producing medium can flow to from the lower chambers on right side 102 lower chambers 102 in left side.
Describe according to the heat-exchanger rig 200 of the utility model embodiment below with reference to Fig. 3 and 4.
As shown in Figures 3 and 4, comprise multiple heat exchanger 100A according to the heat-exchanger rig 200 of the utility model embodiment, at least one communicating pipe 5 and at least one flue 10.
Heat exchanger 100A comprises header 2, lower header 1 and heat exchanger tube 3 and fin 4, and the two ends of heat exchanger tube 3 are connected with lower header 1 with upper header 2 respectively, and fin 4 is located between adjacent heat exchanger tube 3.
Heat exchanger 100A can be parallel-flow heat exchanger, more specifically, is micro-channel heat exchanger, and heat exchanger tube 3 is for example flat tube.
The upper end of communicating pipe 5 is connected with the upper header 2 of a heat exchanger 100A in multiple heat exchanger 100A, and the lower end of communicating pipe 5 is connected with the lower header 1 of another heat exchanger trip heat exchanger in multiple heat exchanger 100A.The cross-sectional area of the coolant channel in communicating pipe 5 is greater than the cross-sectional area of the coolant channel in single heat exchanger tube 3.
The first end of flue 10 and the second end (left end in Fig. 3 and right-hand member) are communicated with the upper header 2 of at least two heat exchanger 100A in multiple heat exchangers respectively.
According to the heat-exchanger rig 200 of the utility model embodiment, vapour-liquid two phase refrigerant flows through multiple heat exchanger 100A from left to right successively, by communicating pipe 5 is set, make the vapour-liquid two phase refrigerant in the upper header 2 of upstream heat exchanger 100A can be by flowing to communicating pipe 5 in the lower header 1 of downstream heat exchanger 100A downwards.Additionally, by flue 10 is set, the vapour-liquid quarter-phase system in the upper header 2 of upstream heat exchanger 100A can be flow in the upper header 2 of downstream heat exchanger 100A by flue 10.Thus, improve the distribution of cold-producing medium, improve heat exchange property, reduce flow noise.
In some preferred embodiments, the upper end of communicating pipe 5 is connected with the upper header 2 of a heat exchanger 100A in heat exchanger 100A adjacent one another are, and the lower end of communicating pipe 5 is connected with the lower header 1 of another heat exchanger 100A in heat exchanger 100A adjacent one another are.More preferably, between the upper header 2 of heat exchanger 100A adjacent one another are, be all connected with flue 10.
Preferably, also comprise at least one check valve 7 according to the heat-exchanger rig 200 of the utility model embodiment, the first valve port of check valve 7 and the second valve port are communicated with the lower header 1 of heat exchanger 100A adjacent one another are respectively.Thus, the liquid refrigerant in the lower header 1 of upstream heat exchanger 100A can flow in the lower header 1 of downstream heat exchanger 100A by check valve 7.
Heat-exchanger rig 200 shown in Fig. 3 comprises two heat exchanger 100A(left side heat exchangers and right side heat exchanger).Cold-producing medium flows into from the lower header 1 of right side heat exchanger 100A, the interior outflow of header 2 from the heat exchanger 100A of left side.The upper end of communicating pipe 5 is connected with the upper header 2 of right side heat exchanger 100A, and the lower end of communicating pipe 5 is communicated with the lower header 1 of left side heat exchanger 100A.Flue 10 connects the upper header 2 of two heat exchanger 100A.
Heat-exchanger rig 200 shown in Fig. 4, compared with the heat-exchanger rig 200 shown in Fig. 3, has increased the check valve 7 between the lower header 1 that is connected to two heat exchanger 100A.
Here, be understandable that, the quantity of the heat exchanger 100A that heat-exchanger rig 200 comprises is not limited to 2, can comprise any suitable quantity according to application, and for example 3, individual, 4 etc.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of instructions such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, First Characteristic Second Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " can be First Characteristic under Second Characteristic or tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And, specific features, structure, material or the feature of description can one or more embodiment in office or example in suitable mode combination.In addition, those skilled in the art can carry out combination and combination by the different embodiment that describe in this description or example.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, amendment, replacement and modification.
Claims (10)
1. a heat exchanger, is characterized in that, comprising:
Upper header and lower header, described upper header and lower header are spaced apart from each other on above-below direction, in described upper header, be provided with upper spacer, in described lower header, be provided with lower clapboard, described upper spacer is divided into the inner chamber of described upper header multiple upper chamber of arranging to the direction of the second end of described upper header along the first end of header from described, the inner chamber of described lower header is divided into multiple lower chambers by described lower clapboard, the direction of described multiple lower chambers along the first end along from described lower header to the second end of described lower header arranged and is corresponding one by one with described multiple upper chamber, the first end of described upper header has upper cold-producing medium mouth, the second end of described lower header has lower cold-producing medium mouth,
Multiple heat exchanger tubes, the two ends of described heat exchanger tube are connected with upper header with described lower header respectively so that the coolant channel in described upper chamber, described heat exchanger tube and described lower chambers form refrigerant flow path;
At least one communicating pipe, the upper end of described communicating pipe is connected with upper chamber, and the lower end of described communicating pipe is connected with lower chambers, and the cross-sectional area of the coolant channel in described communicating pipe is greater than the cross-sectional area of the coolant channel in single heat exchanger tube;
At least one flue, the first end of described flue is connected with at least one upper chamber, and the second end of described flue is connected with described upper cold-producing medium mouth.
2. heat exchanger according to claim 1, is characterized in that, the top and bottom of described communicating pipe are connected with lower chambers with upper chamber adjacent one another are on described refrigerant flow path respectively.
3. heat exchanger according to claim 1, it is characterized in that, also comprise vapour liquid separator, described vapour liquid separator has import, gas outlet and liquid outlet, described gas outlet is connected with described upper refrigeration mouthful, the second end of described flue is connected with described import, and described liquid outlet is communicated with described lower chambers.
4. heat exchanger according to claim 3, is characterized in that, described vapour liquid separator is cylindrical container, and the cross-sectional area of the inner chamber of described cylindrical container is greater than the cross-sectional area of the coolant channel in described communicating pipe.
5. heat exchanger according to claim 1, is characterized in that, also comprises at least one check valve, and the first valve port of described check valve and the second valve port are communicated with two lower chambers respectively.
6. heat exchanger according to claim 1, it is characterized in that, in described upper header, be provided with a upper spacer so that the inner chamber of described upper header is divided into Liang Ge upper chamber, in described lower header, be provided with a lower clapboard the inner chamber of described lower header is divided into two lower chambers, described communicating pipe is one, the upper end of described communicating pipe is communicated with the upper chamber of the first end of contiguous described upper header, and the lower end of described communicating pipe is communicated with the lower chambers of the second end of contiguous described lower header.
7. heat exchanger according to claim 6, is characterized in that, the first end of described flue is communicated with the upper chamber of the first end of contiguous described upper header.
8. a heat-exchanger rig, is characterized in that, comprising:
Multiple heat exchangers, described heat exchanger comprises header, lower header and heat exchanger tube, the two ends of described heat exchanger tube are connected with described lower header with described upper header respectively;
At least one communicating pipe, the upper end of described communicating pipe is connected with the upper header of a heat exchanger in described multiple heat exchangers, the lower end of described communicating pipe is connected with the lower header of another heat exchanger in described multiple heat exchangers, and the cross-sectional area of the coolant channel in described communicating pipe is greater than the cross-sectional area of the coolant channel in single heat exchanger tube;
At least one flue, the first end of described flue and the second end are communicated with the upper header of at least two heat exchangers in described multiple heat exchangers respectively.
9. heat-exchanger rig according to claim 8, it is characterized in that, the upper end of described communicating pipe is connected with the upper header of a heat exchanger in heat exchanger adjacent one another are, the lower end of described communicating pipe is connected with the lower header of another heat exchanger in described heat exchanger adjacent one another are, between the upper header of heat exchanger adjacent one another are, is all connected with described flue.
10. heat-exchanger rig according to claim 8, is characterized in that, also comprises at least one check valve, and the first valve port of described check valve and the second valve port are communicated with the lower header of heat exchanger adjacent one another are respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420057053.2U CN203810795U (en) | 2014-01-29 | 2014-01-29 | Heat exchanger and heat exchange device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420057053.2U CN203810795U (en) | 2014-01-29 | 2014-01-29 | Heat exchanger and heat exchange device |
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| CN203810795U true CN203810795U (en) | 2014-09-03 |
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| CN201420057053.2U Expired - Lifetime CN203810795U (en) | 2014-01-29 | 2014-01-29 | Heat exchanger and heat exchange device |
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| CN108266925A (en) * | 2016-12-30 | 2018-07-10 | 杭州三花微通道换热器有限公司 | Heat exchanger |
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| WO2021197427A1 (en) * | 2020-04-02 | 2021-10-07 | 杭州三花微通道换热器有限公司 | Heat exchange apparatus |
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2014
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| CN106918167A (en) * | 2015-12-24 | 2017-07-04 | 杭州三花微通道换热器有限公司 | Heat-exchanger rig and the refrigerant vapor compression system with the heat-exchanger rig |
| CN106918167B (en) * | 2015-12-24 | 2020-07-07 | 杭州三花微通道换热器有限公司 | Heat exchange device and refrigerant vapor compression system with same |
| CN106091733A (en) * | 2016-08-04 | 2016-11-09 | 唐玉敏 | A kind of dual-purpose heat exchanger plates |
| CN106123667A (en) * | 2016-08-04 | 2016-11-16 | 唐玉敏 | A kind of heat collector panel of feed liquor span shunting |
| CN108266925A (en) * | 2016-12-30 | 2018-07-10 | 杭州三花微通道换热器有限公司 | Heat exchanger |
| CN108266925B (en) * | 2016-12-30 | 2021-05-18 | 杭州三花微通道换热器有限公司 | Heat exchanger |
| WO2020063966A1 (en) * | 2018-09-30 | 2020-04-02 | 浙江三花智能控制股份有限公司 | Heat exchanger |
| US11892251B2 (en) | 2018-09-30 | 2024-02-06 | Hangzhou Sanhua Research Institute Co., Ltd. | Heat exchanger |
| CN109764697A (en) * | 2019-01-22 | 2019-05-17 | 北京建筑大学 | Micro-channel heat exchanger |
| WO2021197427A1 (en) * | 2020-04-02 | 2021-10-07 | 杭州三花微通道换热器有限公司 | Heat exchange apparatus |
| WO2023202677A1 (en) * | 2022-04-22 | 2023-10-26 | 杭州三花微通道换热器有限公司 | Heat exchange device and heat exchange system |
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