CN106482398A - Micro-channel heat exchanger - Google Patents
Micro-channel heat exchanger Download PDFInfo
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- CN106482398A CN106482398A CN201510537424.6A CN201510537424A CN106482398A CN 106482398 A CN106482398 A CN 106482398A CN 201510537424 A CN201510537424 A CN 201510537424A CN 106482398 A CN106482398 A CN 106482398A
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Abstract
A kind of micro-channel heat exchanger, including：First header, the second header, some runner pipes and fin；First header is provided with the first adapter, and the second header is provided with the second adapter, and one end of connection second header of the second adapter is second interface；It is provided with partition member in second header, second header inner chamber body is separated into two parts by this partition member, i.e. the first chamber and the second chamber, described runner pipe has opening, the two ends of runner pipe are connected with the first header and the second header respectively, thus opening one end of runner pipe is connected with the first header inner chamber body, the other end is connected with the first chamber of the second header；It is provided with least one communicating passage, passage is arranged at the position away from second interface in described second header lengths direction between first chamber and the second chamber.The beneficial effect of this heat exchanger is：Heat exchanger exit cold-producing medium phase is stable, is effectively reduced or avoids compressor to suck liquid refrigerant and liquid hit phenomenon, suitable popularization and application.
Description
Technical field
The present invention relates to technical field of heat exchange is and in particular to a kind of micro-channel heat exchanger.
Background technology
Micro-channel heat exchanger has obtained widely applying in refrigerating field.Micro-channel heat exchanger mainly includes
Header, flat tube and fin, wherein header are used for for heat transferring medium guiding each flat tube of inflow, flat
Pipe is mainly used in circulation and the heat exchange of heat transferring medium, and fin passes through welding and flat tube connects, by gas
The heat exchange function of the heat transferring medium in flat tube is realized in flowing.
However, when micro-channel heat exchanger is used as vaporizer, because cold-producing medium distribution is not very uniform,
Evaporator outlet occurs the phenomenon of unstable phase, particularly when the degree of superheat is smaller, pressure
Contracting machine sucks liquid refrigerant and the phenomenon of liquid hammer, how to make evaporator outlet when the degree of superheat is little
Cold-producing medium phase comparison is stable, it is to avoid during evaporator application, compressor suction liquid refrigerant goes out
Existing liquid hit phenomenon is that microchannel is used as one of problem to be solved during vaporizer.
Even if the inlet header in microchannel makes refrigeration using distribution pipe (or other methods of salary distribution)
Agent distribution is relatively more uniform, but the flow resistance of heat exchanger each flat tube inner refrigerant stream is different, causes system
Cryogen optimized distribution is relatively difficult, the phenomenon of unstable phase occurs in heat exchanger exit, particularly
In the flat tube of close outlet, the impact instable on phase of cold-producing medium out is especially big.
Content of the invention
Precisely in order to solving the above problems and proposing, for achieving the above object, the present invention adopts the present invention
Use following technical scheme：
A kind of micro-channel heat exchanger, including：First header, the second header, some runner pipes and
Fin；Described first header is provided with for the first external adapter, and described second header is provided with use
In the second external adapter, one end of connection second header of described second adapter is second interface；
It is provided with partition member, the second header inner chamber body is separated into by this partition member in described second header
Two parts, i.e. the first chamber and the second chamber, described runner pipe has opening, and opening is along runner pipe
Length direction extends, and the two ends of described runner pipe are connected with the first header and the second header respectively,
Thus opening one end of described runner pipe is connected with the first header inner chamber body, the other end and second collects
First chamber connection of flow tube, described fin is between adjacent runner pipe；Described first chamber and second
It is provided with least one communicating passage, described passage is arranged at described second header lengths direction between chamber
The position away from second interface.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter is on the 3rd end cap；Described partition member
Substantially the length direction in the second header extends, one end and the 3rd of described partition member length direction
End cap connects, and the other end of partition member length direction is located substantially in the second header lengths direction
Portion, the two ends of described partition member width are connected with the inwall of the second header.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter located at the second tube length direction substantially in
On the wall of portion side；Described partition member substantially extends in the length direction of the second header, described lattice
One end of part length direction is located substantially at the centre position of second interface and the 3rd end cap, described lattice
The other end of part length direction is located substantially at the centre position of second interface and the 4th end cap, described separation
The two ends in component width direction are connected with the inwall of the second header.
A kind of micro-channel heat exchanger, including：First header, the second header, some runner pipes and
Fin；Described first header is provided with for the first external adapter, and described second header is provided with use
In the second external adapter, one end of connection second header of described second adapter is second interface；
It is provided with partition member, the second header inner chamber body is separated into by this partition member in described second header
Two parts, i.e. the first chamber and the second chamber, described runner pipe has opening, and opening is along runner pipe
Length direction extends, and the two ends of described runner pipe are connected with the first header and the second header respectively,
Thus opening one end of described runner pipe is connected with the first header inner chamber body, the other end and second collects
First chamber connection of flow tube, described fin is between adjacent runner pipe；Described first chamber and second
It is provided with least one communicating passage between chamber, from the point of view of described second header lengths direction, described logical
Road becomes larger at a distance of the circulation area of near-end to the far-end of second interface.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter is on the 3rd end cap；Described partition member
Substantially the length direction in the second header extends, one end and the 3rd of described partition member length direction
End cap connects, and the other end of partition member length direction is connected with the 4th end cap, described partition member width
The two ends in degree direction are connected with the inwall of the second header；Described partition member is provided with for connection first
Chamber and the wedgy passage in the second chamber, the small end of described wedgy passage is towards second interface side.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter located at the second tube length direction substantially in
On the wall of portion side；Described partition member substantially extends in the length direction of the second header, described lattice
One end of part length direction is connected with the 3rd end cap, the other end of partition member length direction and the 4th end
Lid connects, and the two ends of described partition member width are connected with the inwall of the second header；Described point
It is provided with the first wedgy passage and the second wedgy passage for connecting the first chamber and the second chamber, institute every part
State the first wedgy passage to be located between the 3rd end cap and second interface, described second wedgy passage is located at the
Between four end caps and second interface, the equal court of small end of described first wedgy passage and the second wedgy passage
To second interface side.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter is on the 3rd end cap or located at the second body
On the approximate mid-section side wall of length direction；Described partition member is substantially in the length direction of the second header
Extend, one end of described partition member length direction is connected with the 3rd end cap, partition member length direction
The other end be connected with the 4th end cap, the two ends of described partition member width and the second header
Inwall connects；Described partition member is provided with the multiple holes for connecting the first chamber and the second chamber, Duo Gekong
In the length direction arrangement of partition member, the circulation area at a distance of the different holes of second interface is from the close-by examples to those far off
Become larger.
Described second header includes the second body, and the second body is respectively arranged at two ends with for sealing its end
3rd end cap in portion and the 4th end cap, described second adapter is on the 3rd end cap or located at the second body
On the approximate mid-section side wall of length direction；Described partition member is substantially in the length direction of the second header
Extend, one end of described partition member length direction is connected with the 3rd end cap, partition member length direction
The other end be connected with the 4th end cap, the two ends of described partition member width and the second header
Inwall connects；Described partition member is provided with the multiple holes for connecting the first chamber and the second chamber, Duo Gekong
In length direction arrangement and being substantially equal to the magnitudes of hole of partition member, at a distance of the different holes of second interface
Adjacent spacing from the close-by examples to those far off tapers into.
Described second body includes the first semicanal, the second semicanal and partition member, described first semicanal and
Second semicanal is put together complete pipe, described the first half tube side walls be provided with some for grafting runner pipe
Hole, all holes are in the roughly equidistant setting of length direction of the first semicanal；The two of described second semicanal circumference
Side connects the two ends of described partition member.
Described second body includes the first semicanal, the second semicanal and partition member, described partition member
Two apparent surfaces are equipped with draw-in groove, and described first semicanal, the end of the second semicanal are respectively implanted two draw-in grooves
In, thus piecing together the complete pipe in the middle of with partition member；Described the first half tube side walls are provided with
Some holes for grafting runner pipe, all holes are in the roughly equidistant setting of length direction of the first semicanal.
The present invention also provides a kind of application in systems of heat exchanger, including micro- logical described in any of the above
Road heat exchanger, described micro-channel heat exchanger uses as vaporizer in systems, and described first adapter is made
For heat exchanger entrance, described second takes over as heat exchanger exit.
Micro-channel heat exchanger outlet cold-producing medium phase of the present invention is stable, is effectively reduced or avoids compressor
Suck liquid refrigerant and liquid hit phenomenon occurs.
Brief description
Illustrated with micro-channel heat exchanger for example below, accompanying drawing has only been by illustrating, and can not
It is regarded as the restriction to inventive embodiments.
Fig. 1 is a kind of structural representation of embodiment of the present invention micro-channel heat exchanger.
Fig. 2 is micro-channel heat exchanger partial schematic sectional view.
Fig. 3 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 4 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 5 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 6 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 7 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 8 is micro-channel heat exchanger another kind partial schematic sectional view.
Fig. 9 is micro-channel heat exchanger another kind structural representation, and in figure omits the 4th end cap.
Figure 10 is Fig. 9 micro-channel heat exchanger partial schematic sectional view.
Figure 11 is micro-channel heat exchanger another kind structure cross-sectional schematic.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the invention are specifically described, refer to Fig. 1-Figure 11.
As shown in figure 1, in figure arrow illustrates refrigerant flow direction, micro-channel heat exchanger includes the first afflux
Pipe 1, the second header 2, some runner pipes 3 and fin 4, runner pipe 3 has opening, circulation
Hole extends along the length direction of runner pipe 3, and one end of runner pipe is connected with the first header 1, another
End is connected with the second header 2, thus connecting the first header 1 and the second header 2, all circulations
Pipe 3 is arranged substantially in parallel, and fin 4 is arranged between adjacent runner pipe 3, and the first header 1 sets
It is equipped with for the first external adapter 11, the second header 2 is provided with for the second external adapter 21.
As shown in Fig. 2 one end of connection second header 2 of the second adapter 21 is second interface 211.
It is provided with partition member 25, the second header 2 inner chamber body is separated by partition member 25 in second header
Become in two parts, i.e. the first chamber 201 and the second chamber 202, one end of runner pipe and the first header 1
Cavity connects, and the other end connected with the first chamber 201 of the second header, the first chamber 201 and the second chamber
It is provided with least one communicating passage between 202：Passage 203.Passage 203 is arranged at the second header
The position away from second interface 211 of 2 length directions.Due to the setting of partition member 25, from close
The cold-producing medium flowing out in the runner pipe 3 of second interface 211 is subject to stopping of partition member 25, and from logical
Road 203 flows to the second chamber 202, then flows out from the second adapter 21, its flow path in header
Elongated so that the flow path of cold-producing medium that flows out in the second header 2 both sides runner pipe 3
Gap diminishes, thus the gap of flow resistance diminishes, the cold-producing medium flow resistance flowing out in each runner pipe 3 tends to equal
Weighing apparatus, optimizes cold-producing medium distribution, improves cold-producing medium phase, compressor has been reduced or avoided and has sucked system
The phenomenon of liquid hammer occurs after cryogen.
Second header 2 includes the second body 22, and the second body 22 two ends connect the 3rd end cap respectively
23 and the 4th end cap 24, the 3rd end cap 23 and the 4th end cap 24 are used for the end of closing the second body 22
Portion, so that form the cavity of relative closure in the second header 2.Second body 22 side wall is provided with
Some through holes for grafting runner pipe being approximately axially placed equidistant along the second body 22, these through holes
Connect with the first chamber 201.Second adapter 21 is arranged on the 3rd end cap 23.Partition member 25 main body
Substantially plate-shaped extension, its bearing of trend is roughly the same with the second header 2 length direction, lattice
The first end of part 25 length direction is connected with the 3rd end cap 23, and the second of partition member 25 length direction
End is provided with spacing with the 4th end cap and is not connected to, so that reserving between the first chamber 201 and the second chamber 202
Passage 203, specifically, in order that the refrigeration flowing out in the runner pipe 3 of the second header 2 both sides
Agent flow path in header is roughly the same, and the second end of partition member length direction is located substantially at
The centre position of two header 2 length direction.Partition member 25 width substantially with runner pipe 3
Vertically, the two ends of partition member 25 width are connected with the inwall of the second header 2.
Second adapter 21 described above is except, on end cap, being arranged on the second tube wall
On, illustrate a kind of heat exchanger in Fig. 3, its second adapter 21a is arranged on the big of the second tube wall
Cause centre position, partition member 25a substantially extends in the length direction of the second header 2, lattice
The two ends of part 25a length direction all get along well end cap connect, partition member 25a width substantially with stream
Siphunculus 3 is vertical, and the two ends of partition member 25a width are connected with the inwall of the second header 2.
Now, all there is communicating passage 203 at partition member 25a two ends, from the runner pipe 3 of medium position
The cold-producing medium flowing out is stopped by partition member 25a, to both sides shunting, and the passage 203a from both sides
Flow to the second chamber 202, then flow out from the second adapter 21a.In order that the runner pipe at middle part and side
The cold-producing medium that runner pipe flows out is roughly the same, and one end of partition member 25a length direction is located substantially at the
Centre position between two interfaces and the 3rd end cap, the other end of partition member 25a length direction is substantially
Centre position between second interface and the 4th end cap.
Above communicating passage, take is that partition member blocks the part area between the first chamber and the second chamber
Domain, reserves the mode of coolant channel.In addition to this it is possible to take partition member all to separate
Region between first chamber and the second chamber, and the mode of intercommunicating pore is arranged on partition member.As Fig. 4
Shown, partition member 25b substantially extends in the length direction of the second header 2, partition member 25b
The two ends of length direction connect with the end cap of both sides respectively, partition member 25b width substantially with stream
Siphunculus 3 is vertical, and the two ends of partition member 25b width are connected with the inwall of the second header 2,
So partition member 25b completely separated first chamber 201b and the second chamber 202b, partition member 25b
It is provided with communicating passage 203b, passage 203b is provided in the through hole on partition member 25b, these
Hole is arranged far from the position of second interface, because second interface is located at a left side from Fig. 4 specifically
Side, then passage 203b be arranged far from the right positions of second interface, this some holes is in the length of partition member
Degree is placed equidistant on direction.The position in hole can against the outlet of opening it is also possible to be arranged to not right
The outlet of opening, repeat no more here.Fig. 5 then illustrates a kind of heat exchanger, its second adapter
It is arranged on the approximately mid way between of the second tube wall.Partition member 25c is substantially in the second header 2
Length direction extend, the two ends of partition member 25c length direction connect with the end cap of both sides respectively,
Partition member 25a width is substantially vertical with runner pipe 3, and the two of partition member 25a width
End is connected with the inwall of the second header 2.The completely separated first chamber 201c of so partition member 25c
With the second chamber 202c, partition member 25c is provided with communicating passage 203c, and passage 203c is provided in
Through hole on partition member 25c, this some holes is arranged far from the position of second interface, has from Fig. 5
For body, because second interface is centrally located, then passage 203c is arranged on the two of the second header
Side, with second interface just to the centre position of partition member 25c be then not provided with through hole, this some holes exists
The length direction of partition member 25c arranges, and the through hole of homonymy is placed equidistant.
Passage 203c described above be using multiple size identical through holes by the way of, can also be
The mode of through hole of different sizes.In Fig. 6, the second afflux tube side wall interposition is arranged at the second adapter
As a example the heat exchanger put, the size that partition member 25d arranges multiple passage 203d is unequal, specifically comes
Say, from the aperture of the passage 203d to the passage 203d away from second interface near second interface gradually
Become big, and centered on partition member 25d point corresponding with second interface, relatively described center pair
The size of the two wing passage 203d claiming is identical, and other settings refer to above description.This kind of through hole is big
The mode of little gradual change, compares hole size identical mode, away from the circulation pipe flow of second interface position
It is less compared with flow resistance during large through-hole but flow path is long, near second interface that the cold-producing medium going out passes through aperture
The cold-producing medium that the runner pipe of position flows out passes through that aperture is larger compared with flow resistance during small through hole but flow path
Short, thus having reached the purpose that equilibrium cold-producing medium distributes, improves cold-producing medium phase.
In addition, communicating passage can also be wedge shape, as shown in fig. 7, in figure arrow illustrates refrigeration
Agent flow to, arrow number illustrate cold-producing medium relative discharge number, second adapter be arranged on the 3rd end cap
On, partition member 25e substantially extends in the length direction of the second header, partition member length direction
One end be connected with the 3rd end cap, the other end of partition member length direction is connected with the 4th end cap, point
It is connected with the inwall of the second header every the two ends in component width direction, partition member is provided with a wedge shape
Passage 203e, wedgy passage 203e connect the first chamber and the second chamber, the small end direction of wedgy passage
Second interface side.The position flow resistance of the close second interface of wedgy passage is big but flow path is short, wedge
The position flow resistance away from second interface of shape passage is little but flow path is long, thus having reached equilibrium refrigeration
Agent distributes, improves the purpose of cold-producing medium phase.Fig. 8 illustrates a kind of heat exchanger, and its second adapter sets
Put in the second afflux tube side wall centre position.Partition member 25f is provided with two wedgy passages, and that is,
One wedgy passage 2031f and the second wedgy passage 2032f, the first wedgy passage 2031f are located at the 3rd end
Between lid and second interface, the second wedgy passage 2032f is located between the 4th end cap and second interface,
The small end of the first wedgy passage 2031f and the second wedgy passage 2032f is all towards second interface side.
The communicating passage shape of partition member is not limited to described above or oval, Pedicellus et Pericarpium Trapae
Shape or irregular shape, but such rule will be met：Take over away from second from close second
The channel cross-sectional flow area of adapter becomes larger.
The mode arranging partition member in the second header described above can have multiple, as Fig. 9 institute
Show, for clear signal, in figure omits the 3rd end cap.Second header 2 inwall is provided with twice relatively
The strip-shaped clamp groove answered, draw-in groove extends along the length direction of the second header 2, the length of draw-in groove and second
The equal length of header 2, the width of draw-in groove is equal with the thickness of partition member 25, and two draw-in grooves are relatively
The distance of the bottom surface answered is equal with the width of partition member 25, adaptation in partition member 25 insertion draw-in groove.
3rd end cap 23 and the 4th end cap 24 are cover lid-like, are arranged at the two ends of the second header 2,
The inner face of the 3rd end cap 23 and the 4th end cap 24 is fitted with the both sides end face of partition member 25 respectively.
The wall thickness being opened up due to the second header at draw-in groove is relatively thin, and bearing capacity is low, in the second body 22 outer wall
With draw-in groove corresponding position, there is reinforcement 221, correspondingly, in the 3rd end cap 23 and the 4th end cap 24
Wall is also equipped with the two relative draw-in grooves with reinforcement 221 adaptation.
The mode being to arrange in pipe partition member described above, in addition to this it is possible to be two
The mode of semicanal split.As shown in Figure 10, it is respectively provided with upper tube half in the both sides of partition member 25g
22a and lower tube half 22b, partition member 25g is section is I-shaped elongate member, or can describe
Fluted for two apparent surface's settings of a stripe board, groove extends along the length direction of stripe board, recessed
The width of groove is roughly equal with the distance of upper tube half 22a, two free ends of lower tube half 22b circumference, on
The equal length of semicanal 22a, lower tube half 22b and stripe board, upper tube half 22a, lower tube half 22b circumference
Two free ends snap in adaptation in the groove of partition member 25g.The communicating passage of partition member 25g can
With reference to above description, repeat no more here.Certainly, above-mentioned partition member 25g can also with wherein
One semicanal is integrative-structure, and such as Figure 11 illustrates partition member and lower tube half integrally connected, i.e. in figure
Lower tube half 22c, remaining structure can refer to above description.
This heat exchanger structure is simple and reliable, and assembling is quick, and accurate positioning is quick, in welding process,
Assembly will not occur position to offset, and with several zero deflections of design after reality processing, alignment pin is replaced with solder
Thinking also very ingenious, save material, postwelding do not produce waste material.
Heat exchanger described above, can use as vaporizer in systems, the wherein first adapter 11
As evaporator inlet, the second adapter 21 is as evaporator outlet.
It should be noted that：Above example is merely to illustrate the present invention and not limits the present invention and retouched
The technical scheme stated, for example to "front", "rear", "left", "right", " on ", D score isotropy
Define, although this specification with reference to the above embodiments to present invention has been detailed description,
But, it will be understood by those within the art that, person of ordinary skill in the field still may be used
To carry out being mutually combined to the present invention, to change or equivalent, and all are without departing from the essence of the present invention
The technical scheme of god and scope and its improvement, all should cover in scope of the presently claimed invention.
Claims (11)
1. a kind of micro-channel heat exchanger, including：First header, the second header, some runner pipes and
Fin；Described first header is provided with for external first adapter, described second header be provided with for
The second external adapter, one end of connection second header of described second adapter is second interface；Described
It is provided with partition member, the second header inner chamber body is separated into two by this partition member in second header
Point, i.e. the first chamber and the second chamber, described runner pipe has opening, and opening is along the length side of runner pipe
To extension, the two ends of described runner pipe are connected with the first header and the second header respectively, thus described
Opening one end of runner pipe is connected with the first header inner chamber body, and the first of the other end and the second header
Chamber connects, and described fin is between adjacent runner pipe；Be provided between described first chamber and the second chamber to
A few communicating passage, described passage be arranged at described second header lengths direction away from second interface
Position.
2. micro-channel heat exchanger as claimed in claim 1 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, described second adapter is on the 3rd end cap；Described partition member is substantially in the length of the second header
Direction extends, and one end of described partition member length direction is connected with the 3rd end cap, partition member length side
To the other end be located substantially at the middle part in the second header lengths direction, described partition member width
Two ends are connected with the inwall of the second header.
3. micro-channel heat exchanger as claimed in claim 1 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, described second adapter is on the approximate mid-section side wall in the second tube length direction；Described partition member
Substantially the length direction in the second header extends, and one end of described partition member length direction is located substantially at
Second interface and the centre position of the 3rd end cap, the other end of described partition member length direction is located substantially at
Second interface and the centre position of the 4th end cap, the two ends of described partition member width and the second afflux
The inwall of pipe connects.
4. a kind of micro-channel heat exchanger, including：First header, the second header, some runner pipes and
Fin；Described first header is provided with for external first adapter, described second header be provided with for
The second external adapter, one end of connection second header of described second adapter is second interface；Described
It is provided with partition member, the second header inner chamber body is separated into two by this partition member in second header
Point, i.e. the first chamber and the second chamber, described runner pipe has opening, and opening is along the length side of runner pipe
To extension, the two ends of described runner pipe are connected with the first header and the second header respectively, thus described
Opening one end of runner pipe is connected with the first header inner chamber body, and the first of the other end and the second header
Chamber connects, and described fin is between adjacent runner pipe；Be provided between described first chamber and the second chamber to
A few communicating passage, from the point of view of described second header lengths direction, described passage is at a distance of second interface
The circulation area of near-end to far-end become larger.
5. micro-channel heat exchanger as claimed in claim 4 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, described second adapter is on the 3rd end cap；Described partition member is substantially in the length of the second header
Direction extends, and one end of described partition member length direction is connected with the 3rd end cap, partition member length side
To the other end be connected with the 4th end cap, the two ends of described partition member width and the second header
Inwall connects；Described partition member is provided with the wedgy passage for connecting the first chamber and the second chamber, described wedge
The small end of shape passage is towards second interface side.
6. micro-channel heat exchanger as claimed in claim 4 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, described second adapter is on the approximate mid-section side wall in the second tube length direction；Described partition member
Substantially at length direction extension, one end of described partition member length direction and the 3rd end of the second header
Lid connects, and the other end of partition member length direction is connected with the 4th end cap, described partition member width side
To two ends be connected with the inwall of the second header；Described partition member is provided with for connecting the first chamber and
First wedgy passage in two chambeies and the second wedgy passage, described first wedgy passage is located at the 3rd end cap and the
Between two interfaces, described second wedgy passage is located between the 4th end cap and second interface, described first wedge
The small end of shape passage and the second wedgy passage is all towards second interface side.
7. micro-channel heat exchanger as claimed in claim 4 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, the approximate mid-section side wall on the 3rd end cap or located at the second tube length direction for described second adapter
On；Described partition member substantially extends in the length direction of the second header, described partition member length side
To one end be connected with the 3rd end cap, the other end of partition member length direction is connected with the 4th end cap, institute
The two ends stating partition member width are connected with the inwall of the second header；Described partition member is provided with use
In the multiple holes connecting the first chamber and the second chamber, multiple holes arrange in the length direction of partition member, apart
The circulation area in the different holes of second interface from the close-by examples to those far off becomes larger.
8. micro-channel heat exchanger as claimed in claim 4 it is characterised in that：Described second header bag
Include the second body, the second body is respectively arranged at two ends with the 3rd end cap and the 4th end for sealing its end
Lid, the approximate mid-section side wall on the 3rd end cap or located at the second tube length direction for described second adapter
On；Described partition member substantially extends in the length direction of the second header, described partition member length side
To one end be connected with the 3rd end cap, the other end of partition member length direction is connected with the 4th end cap, institute
The two ends stating partition member width are connected with the inwall of the second header；Described partition member is provided with use
In the multiple holes connecting the first chamber and the second chamber, multiple holes arrange and hole in the length direction of partition member
It is substantially equal to the magnitudes, at a distance of the different holes of second interface, adjacent spacing from the close-by examples to those far off tapers into.
9. the micro-channel heat exchanger as described in any one of claim 1-8 it is characterised in that：Described second
Body include the first semicanal, the second semicanal and partition member, described first semicanal and the second semicanal split and
Become complete pipe, described the first half tube side walls are provided with some holes for grafting runner pipe, all holes are first
The roughly equidistant setting of length direction of semicanal；The two side ends of described second semicanal circumference connect described lattice
The two ends of part.
10. the micro-channel heat exchanger as described in any one of claim 1-8 it is characterised in that：Described
Two bodys include the first semicanal, the second semicanal and partition member, and two apparent surfaces of described partition member are equal
It is provided with draw-in groove, described first semicanal, the end of the second semicanal are respectively implanted in two draw-in grooves, thus piecing together
There is in the middle of one the complete pipe of partition member；Described the first half tube side walls be provided with some for grafting circulation
The hole of pipe, all holes are in the roughly equidistant setting of length direction of the first semicanal.
A kind of application in systems of 11. heat exchangers, including micro- as described in any one of claim 1-10
Channel heat exchanger, described micro-channel heat exchanger uses as vaporizer in systems, and described first adapter is made
For heat exchanger entrance, described second takes over as heat exchanger exit.
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| CN201510537424.6A CN106482398A (en) | 2015-08-28 | 2015-08-28 | Micro-channel heat exchanger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020245982A1 (en) * | 2019-06-06 | 2020-12-10 | 三菱電機株式会社 | Heat exchanger and refrigeration cycle device |
| CN114754607A (en) * | 2022-04-07 | 2022-07-15 | 杭州绿能新能源汽车部件有限公司 | Heat exchanger |
| US11713928B2 (en) | 2019-11-07 | 2023-08-01 | Carrier Corporation | Microchannel heat exchanger having auxiliary headers and core |
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| CN114754607B (en) * | 2022-04-07 | 2023-01-20 | 杭州绿能新能源汽车部件有限公司 | Heat exchanger |
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Effective date of registration: 20191030 Address after: 310018 289-1, No.12 Baiyang street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Applicant after: Sanhua Micro Channel Heat Exchanger Inc. Address before: 310018, Zhejiang, Hangzhou economic and Technological Development Zone, No. 12 Poplar Street, 289-3 street, No. Applicant before: HANGZHOU SANHUAJIA ELECTROTHERMAL MANAGEMENT SYSTEM CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170308 |