CN106855327B - A kind of heat exchanger - Google Patents
A kind of heat exchanger Download PDFInfo
- Publication number
- CN106855327B CN106855327B CN201510906354.7A CN201510906354A CN106855327B CN 106855327 B CN106855327 B CN 106855327B CN 201510906354 A CN201510906354 A CN 201510906354A CN 106855327 B CN106855327 B CN 106855327B
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- bending part
- hole
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- adjacent
- cabinet
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- 238000005452 bending Methods 0.000 claims abstract description 156
- 239000012530 fluid Substances 0.000 claims abstract description 72
- 238000009826 distribution Methods 0.000 claims description 81
- 238000002955 isolation Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 4
- 239000003507 refrigerant Substances 0.000 abstract description 17
- 239000011148 porous material Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/09—Improving heat transfers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A kind of heat exchanger of disclosure of the invention, including cabinet and heat exchange core body, it is formed with first fluid channel in cabinet, second fluid channel is formed in heat exchange core body, first fluid channel and second fluid channel are mutually isolated, heat exchange core body includes flat tube, second fluid channel is located in flat tube, and flat tube includes multiple bending parts and multiple flat parts, and bending part is in the two sides of heat exchange core body, certain distance is kept between two adjacent flat parts, two adjacent bends positioned at the same side shift to install；Cabinet offers the first hole and the second hole, and the bending part positioned inside and/or the flat part part close to inside bending part are at least partly overlapped to the projection in inner wall corresponding with the first hole direction with the first hole.Heat exchanger of the invention can be such that heat exchanging fluid contacts with most heat exchange core bodies, and the flow direction of heat exchanging fluid and refrigerant is located at same straight line, can effectively improve the effective heat exchange area and heat exchange property of heat exchanger.
Description
Technical field
The present invention relates to technical field of heat exchange, are such as related to a kind of vehicle hot swapping.
Background technique
CO2 is a kind of novel environmental protection type refrigeration working medium, it is possible to reduce Global Greenhouse Effect fundamentally solves compound
Pollution problem to environment has good economy and practicability.It can be with as the compression-type refrigeration circulatory system of working medium using CO2
Apply to most of refrigerating/heating field.
But CO2 refrigeration system operating pressure is high, this spy of such system need to be fully considered when designing CO2 heat exchanger
Point, component design is still immature to cause such system not widely applied.In general CO2 heat exchanger mainly have fin-tube type,
Microchannel, board-like, shell-and-tube, plate-fin and bushing type etc..Wherein board-like and plate-fin manufacturing process is complicated, fin-tube type, casing
Formula and shell-and-tube pipe wall thickness need thicker, waste material.
And traditional CO2 micro-channel heat exchanger is exchanged heat by the way of refrigerant and Forced Air Convection, efficiency is lower.
Although liquid and air physical difference are larger, liquid-gas mode exchanges heat heat exchange efficiency with higher, liquid-in the prior art
That there are wall thickness is thicker for gas heat exchanger, and heat exchange property also poor problem.
Therefore, how a kind of refrigerant system suitable for relatively high pressure and the liquid-with preferable heat exchange property are provided
Gas heat exchanger is current technical problem urgently to be solved.
Summary of the invention
In order to solve the above technical problems existing in the prior art, the present invention provides a kind of heat exchangers, can be effective
Solution above-mentioned technical problem.
The present invention provides a kind of heat exchanger, including cabinet and is contained in the intracorporal heat exchange core body of the case, the cabinet
It is inside formed with first fluid channel, second fluid channel is formed in the heat exchange core body, is described outside the heat exchange core body
The a part in first fluid channel, the first fluid channel and second fluid channel are mutually isolated, and the heat exchange core body includes
One or two or more flat tube, the second fluid channel are located in the flat tube, and the flat tube includes multiple first bendings
Portion, multiple second bending parts and multiple flat parts, first bending part and the second bending part are located at the heat exchange core body
Opposite sides, the two adjacent flat parts it is substantially parallel and keep 0.5mm~6mm distance, and two adjacent first bending parts or
Minimum range between adjacent second bending part of person two is greater than zero, and two adjacent first bending parts shift to install, two adjacent second foldings
Turn of bilge shifts to install, and the minimum range between two adjacent first bending parts is greater than between adjacent first bending part and flat part
Minimum range, the minimum range between two adjacent second bending parts are greater than the most narrow spacing between adjacent second bending part and flat part
From；
The cabinet offers the first hole and the second hole of connection, positioned at relative inner first bending part and/or
Flat part is close to first bending part part positioned at relative inner into the cabinet corresponding with first hole
The projection in wall direction and first hole or first hole are to the inner wall direction of the corresponding cabinet in first hole
Projection is at least partly overlapped, and second bending part and/or flat part positioned at relative inner are close to the institute for being located at relative inner
State projection from the second bending part part to the inner wall direction of the cabinet corresponding with second hole and second hole or
Second hole is at least partly overlapped to the projection in the inner wall direction of the corresponding cabinet in second hole.
First bending part includes the circular arc of the round and smooth connection of multistage, and first bending part includes main bending part, first
Secondary bending part and the second secondary bending part, the described first secondary bending part and the second secondary bending part are separately connected in one end of the same side
Two adjacent flat parts, the described first secondary bending part and the second secondary bending part are connect with the both ends of the main bending part respectively, described
Main bending part is between the described first secondary bending part and the second secondary bending part.
The height of the flat tube is equal to or slightly less than the inner wall of the cabinet corresponding with first hole to the case
The distance between the bottom wall in internal portion, the bottom wall of the inner wall of the cabinet corresponding with first hole to the box house
The distance between and the flat tube width H difference be less than 3mm.
Be provided with fin between the two adjacent flat parts, the fin and flat tube are fixed, the fin with the case
Internal wall contact portion is fixed with the cabinet wall.
The fin is kept at a distance from 5mm to 30mm close to one end and first bending part of first bending part,
At least part of the flat part close to one end of first bending part is not provided with the fin, and the flat part does not have
Projection and first hole at least portion of the finless parts to the inner wall direction of the cabinet corresponding with first hole are set
Divide overlapping.
The cabinet includes box main body, the first cover board, the first distribution plate and the second cover board, and the two sides of the box main body opens up
There is open end, the two sides where two open end of box main body is disposed adjacent, and the box main body and second cover plate for sealing are solid
A fixed open end, is disposed with the distribution plate and the first cover board, institute from the box main body in another open end from inside to outside
Stating distribution plate and being provided with one or more dispensing orifice and one or more confluence hole, the dispensing orifice is described first
Hole, the confluence hole are second hole；
The distribution plate is matched with first cover board, first face and institute of the distribution plate towards first cover board
It states the first cover board and is bonded and seals fixation substantially, be formed with the first chamber and second between the distribution plate and first cover board
Chamber, mutually isolated between first chamber and the second chamber, first chamber is connected to the dispensing orifice, second chamber with it is described
The connection of confluence hole, first chamber are connected to first adapter tube, and second chamber is connected to second adapter tube.
The even described distribution length L0 of bore region of the distribution plate, the thickness h of the flat tube, lie farthest away it is two straight
Meet between the distance between portion L1: L1-2h≤L0≤L+4h.
The dispensing orifice is multiple, the thickness of the even described length L0 for distributing bore region of the distribution plate, the flat tube
H, meet between the distance between two flat parts of lie farthest away L1: L1-2h≤L0≤L+4h, and between two adjacent dispensing orifices
Interval S 1 is less than spacing d2 between two adjacent flat parts.
The distribution plate includes planar portions and first groove and second groove recessed down from the planar portions, and described
One groove and the second groove is adjacent and mutually isolated setting, the dispensing orifice are located at the bottom of first groove, the confluence
Hole is located at the bottom of second groove；
The planar portions further include the auxiliary section of isolation part and surrounding, and the isolation part is located at the first groove and the second groove
Between, and the isolation part is neat towards the position of first cover board and the position of the auxiliary section towards first cover board
Flat, the flatness of the planar portions is within 0.1mm；
Be formed as first chamber, second groove and described first between first groove and first cover board
Be formed as second chamber between cover board.
First cover board is provided with first chamber and the second chamber open at one end, the open end of first chamber and institute
State that dispensing orifice is corresponding, the open end of second chamber is corresponding with the confluence hole, and the one side wall of first chamber offers
The first interface being connected to first adapter tube, the opening of the first interface is towards the opening with each dispensing orifice towards greatly
It causes vertically, also, punishes the stream of distribution close to the circulation area of first interface punishment distribution and far from the first interface
Logical area is different.
The heat exchanger of above-mentioned technical proposal can be such that heat exchanging fluid and the flat tube outer wall of the overwhelming majority contacts, can be improved
The effective heat exchange area of heat exchanger, and the flow direction of heat exchanging fluid is roughly the same with the flow direction of refrigerant or phase
Instead, the flow direction and at the two opposing straight portion position is substantially parallel or antiparallel, can be improved refrigerant and heat exchange
Heat exchange property between fluid can effectively improve the heat exchange property of heat exchanger.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of an embodiment of present invention heat exchanger.
Fig. 2 is the perspective view of the explosion of heat exchanger shown in Fig. 1.
Fig. 3 is the B-B diagrammatic cross-section of heat exchanger shown in Fig. 1.
Fig. 4 is the flat tube of heat exchanger shown in Fig. 1 and the A-A diagrammatic cross-section of fin assembly.
Fig. 5 is the partial enlargement diagram of Fig. 4.
Fig. 6 is partial structural diagram of the flat tube shown in Fig. 4 in bending part.
Fig. 7 is the flat tube configuration schematic diagram that adjacent bend shifts to install.
Fig. 8 is the structural schematic diagram of the distribution plate of heat exchanger shown in Fig. 1.
Fig. 9 is the structural schematic diagram of the first cover board of heat exchanger shown in Fig. 1.
Figure 10 is the stereoscopic schematic diagram of another embodiment of present invention heat exchanger.
Figure 11 is the first cover board of embodiment illustrated in fig. 10 and the perspective view of the explosion of distribution plate.
Figure 12 is the another structural schematic diagram of the distribution plate of heat exchanger.
Figure 13 is the schematic diagram that the heat exchange core body of heat exchanger includes multiple flat tubes.
Specific embodiment
Description of specific embodiments of the present invention with reference to the accompanying drawing.
Fig. 1 is the stereoscopic schematic diagram of an embodiment of present invention heat exchanger, and Fig. 2 is the explosion signal of heat exchanger shown in Fig. 1
Figure, as shown, in the present embodiment, heat exchanger includes cabinet 1 and the heat exchange core body that is contained in cabinet 1, shape in cabinet
At there is first fluid channel, it is formed with second fluid channel in heat exchange core body, is the one of first fluid channel outside heat exchange core body
Part, and first fluid channel and second fluid channel are mutually isolated, the first adapter tube 5 and second being connected to first fluid channel
Adapter tube 4 and cabinet 1 are fixedly installed.It is pointed out here that it will be understood by those skilled in the art that space between flat tube and flat tube,
The spaces such as the space in space and fin between flat tube and fin belong to outside heat exchange core body.
Cabinet 1 includes box main body 14, the first cover board 12, distribution plate 13 and the second cover board 15, and box main body 14 is one with two
A face offers the approximate cuboid or square of open end, and two faces where two open ends of box main body 14 are adjacent to be set
Set, box main body 14 by welding etc. modes and the second cover board 15 sealing fix an open end, another open end from box main body by
It is interior to be disposed with distribution plate 13 and the first cover board 12 to outer.
As shown in figure 8, distribution plate 13 includes planar portions 138 and from first groove 133 recessed down of planar portions 138 and the
Two grooves 134 can make the other side of distribution plate 13 be formed with two protrusions, thus make the first groove 133 that there is inner and outer wall,
Second groove 134 also has inner and outer wall.First groove 133 and the second groove 134 are mutually isolated and be disposed adjacent, planar portions
138 include the auxiliary section 1380 of isolation part 139 and surrounding, 139 court of isolation part between the first groove 133 and the second groove 134
It is flushed to the position of the first cover board 12 with the position of auxiliary section 1380 towards the first cover board 12, the flatness of planar portions 138 exists
Within 0.1mm, a recess portion can also be had by being otherwise isolated from portion 139, be divided between such first groove 133 and the second groove 134
Every isolation part be just divided into the area of isolation that two parts flush with planar portions, make to separate between the two relatively reliable.First groove
133 and second groove 134 open end edge and distribution plate 133 edge between maintain a certain distance, to make distribution plate
The surrounding of 13 planar portions 138 is respectively provided with certain width and forms auxiliary section 1380, and the width of the auxiliary section 1380 of surrounding
Degree is greater than the wall thickness of box main body 14.The inner wall of first groove 133 can have certain gradient, to make the first groove 133
The area of opening is greater than the area of bottom surface, and the cross-sectional area of the first groove 133 gradually becomes smaller from opening to bottom surface.The
The inner wall of two grooves 134 also can have certain gradient, so that the area of the opening of the second groove 134 be made to be greater than bottom surface
Area, and the cross-sectional area of the second groove 134 gradually becomes smaller from opening to bottom surface.
The bottom of first groove 133 can offer one or more dispensing orifice 131, can also be in the first groove 133
Side wall offer the first intercommunicating pore 135, and the first intercommunicating pore 135 is arranged close to dispensing orifice 131.The bottom of second groove 134
Portion is provided with one or more confluence hole 132, can also offer the second intercommunicating pore 136 in the side wall of the second groove 134, and
And the close confluence hole 132 of the second intercommunicating pore 136 is arranged.Flat tube is one in the present embodiment, and flat tube includes being located relatively at middle part
Multiple flat parts 165, multiple first bending parts 161 for being located relatively at side and multiple second bending parts positioned at the other side
166, the relatively close dispensing orifice 131 of the first bending part 161, the relatively close confluence hole 132 of the second bending part 166；On heat exchangers,
The cooperation corresponding with the bending part of flat tube of dispensing orifice and confluence hole or dispensing orifice and confluence hole and the non-finned close to bending part
The bending part of the corresponding cooperation in area and/or flat tube, in other words the first bending part of flat tube and/or aptery close to the first bending part
Projection of the section to distribution plate direction is at least partially overlapped with dispensing orifice, the second bending of the flat tube of the other side of heat exchange core body
The projection of portion and the aptery section of close second bending part to distribution plate direction is at least partially overlapped with confluence hole；It is arranged more
Being uniformly distributed for fluid can be improved in a dispensing orifice 131, to improve the heat exchange property of heat exchanger.
The first face, the second face of the planar portions 138 of distribution plate 13 are located at a plane, and a plane refers to surface here
Flatness is within 0.1mm.Distribution plate 13 passes through welding, screw towards the second face of box main body and the open end of box main body 14
Etc. modes seal fixation, as shown, in the present embodiment, the top surface as shown towards distribution plate of box main body 14 is in opening
Setting, the auxiliary section part of surrounding in planar portions 138 towards the second face of box main body is mutually abutted against with the side wall of box main body 14 and can
Fixation is sealed in a manner of through welding etc., and is kept centainly between the outer wall of the first groove 133 and the inner wall of box main body 14
Distance.Since the inner wall of the first groove 133 has certain gradient, so a part of fluid can be more smoothly recessed from first
The first intercommunicating pore 135 is passed through in slot 133 to flow into box main body 14.Likewise, the outer wall of the second groove 134 and box main body 14 is interior
It is maintained a certain distance between wall.Since the inner wall of the second groove 134 has certain gradient, so a part of fluid can be compared with
It is flowed into the second groove 134 smoothly to pass through the second intercommunicating pore 136 out of box main body 14.Heat exchange core body can be made close in this way
The side-walls of cabinet 1 also have fluid flowing, and the effective heat exchange area of heat exchanger can be improved, to improve heat exchanger performance.
The width H of flat tube is equal to or slightly less than the bottom 137 of two grooves of distribution plate between the bottom wall of box house
Distance, the difference of the width H of the distance between bottom wall of the bottom 137 of groove to box house and flat tube is less than 3mm.It is distributing
In the case that hole is multiple, interval S 1 between two adjacent dispensing orifices is less than spacing d2 between two adjacent flat parts, and distribution plate
The distance L1 for two flat parts that the length L0 that distribution bore region is arranged is more than or equal to lie farthest away subtracts twice of flat tube thickness h:
L0≥L1-2h；Further, the length L0 of distribution plate setting distribution bore region is greater than the distance of two flat tubes of lie farthest away
L1 directly can carry out heat exchange by fluid in this way inside and out any bending part and flat part of flat tube, make liquid
Distribute relatively uniform, heat exchange area is also larger；Furthermore, it is contemplated that the problems such as assembly, can make distribution plate setting distribution bore region
Length L0 be less than or equal to lie farthest away two flat tubes distance L1 add four times of flat tubes thickness h: L0≤L1+4h.
In the case where dispensing orifice is one, the length of distribution plate setting distribution bore region is the length L0 of dispensing orifice, dispensing orifice
The distance between two flat tubes of furthest apart that length L0 is more than or equal to flat pipe group subtract twice of flat tube thickness h, in other words
The length of dispensing orifice enables dispensing orifice to cover the centre of adjacent flat part any in other words inside the bending part of any flat tube, then
In addition the setting of the first intercommunicating pore is connected to the space of flat tube outermost end by the first intercommunicating pore, make any group of adjacent flat tube in this way
Between can be directly connected to an at least dispensing orifice, so that the distribution of fluid is met the needs of system；In addition can also be not provided with
One intercommunicating pore, and the distance L1 for two flat tubes for making the length L0 of distribution plate setting distribution bore region be greater than lie farthest away adds again
The thickness h of upper four times of flat tubes, inside and out any bending part in the space including flat tube for enabling dispensing orifice be connected in this way or
Person says that the space for enabling dispensing orifice to be connected to includes between any group of adjacent flat part.Correspondingly, the position phase of dispensing orifice setting
To close to the side of distribution plate, position corresponds to the first bending part of flat tube and is not provided with fin close to the first bending part
Position, correspondingly, the position of the first intercommunicating pore setting also corresponds to the first bending part of flat tube and/or close to the first bending part
The position for being not provided with fin, in other words, the bending part of flat tube and/or close to bending part the position for being not provided with fin to
The projection in distribution plate direction and dispensing orifice are least partially overlapped, and the position also relatively close dispensing orifice of the first intercommunicating pore setting,
To improve distributing uniformity and heat transfer effect.
First cover board 12 is matched with distribution plate 13, and 12 part of the first cover board covers distribution plate 13, and distribution plate 13 is towards the
First face of one cover board 12 is mutually fixed with the patch merga pass welding substantially of the first cover board 12, makes the first groove 133 and the second groove
134 are respectively formed two mutually isolated the first chambers and the second chamber.First cover board 12 is equipped with first through hole 121 and the second through-hole 122,
Wherein first through hole 121 is corresponding with the first groove 133, and the second through-hole 122 is corresponding with the second groove 134.And first is logical
Projection of the hole 121 on the bottom surface of the first groove 133 and dispensing orifice 131 keep certain distance, can prevent fluid from the in this way
One through-hole 121 rushes at the problem that dispensing orifice 131 causes fluid distribution uneven when flowing into the first groove 133.Second through-hole 122 exists
Projection on the bottom surface of second groove 134 also keeps certain distance with confluence hole 132.First through hole 121 and the first adapter tube 5 match
It closes and sealing is fixed, the second through-hole 122 matches with the second adapter tube 4 and seals fixation.First cover board 12 is additionally provided with for limiting
The first card slot 123 and the second card slot 124 of position, the shape of card slot can be semicircle or generally U-shaped etc..
Moreover, the floor space of the first groove 133 and the second groove 134 is relatively large, dispensing orifice 131 is set to the first groove
Side of 133 bottom surface far from the second groove 134, the other parts of bottom surface are then not provided with dispensing orifice；Equally, confluence hole 132
The bottom surface of the first groove 133 is set to far from the side of the first groove 133, the other parts of bottom surface are also not provided with confluence hole；
Dispensing orifice 131 and confluence hole 132 the relative position of distribution plate 13 farther out, keep fluid flow path in heat exchange core body larger,
It can guarantee more adequately heat exchange of the fluid in heat exchange core body.Moreover, distribution plate 13 and the first cover board 12 are coupled, by
It is larger in the region that can be set there are above structure feature, the first through hole 121 of the first cover board 12 and the second through-hole 122, it can
It is larger with the region that first through hole and the second through-hole is arranged, first through hole 121 and second can be set according to the needs of system
The distance between the position of through-hole 122 and first through hole 121 and the second through-hole 122.
As shown in Figures 2 to 6, position between 14 bottom of distribution plate 13 and box main body of cabinet 1 is arranged in heat exchange core body.It changes
Hot core includes section flat tube 16 and fin 17 substantially in the form of a serpentine, it is pointed out here that flat tube 16 is not limited to one, it can also
By be as shown in figure 13 more be mutually juxtaposed setting in a manner of.If flat tube 16 is one, the width of such flat tube 16 is larger, is
Improve the heat exchange property of heat exchanger, the width of flat tube 16 be substantially equal to or be slightly less than distribution plate 13 and box main body 14 bottom it
Between distance.16 internal channel of flat tube can be set to multiple channels being parallel to each other, which forms second fluid channel.
Flat tube 16 is formed with multiple flat parts 165 and multiple first bending parts 161 and multiple second bending parts by bending
166, the first bending part 161 and the second bending part 166 are located at the opposite sides of heat exchange core body, and multiple flat parts 165 are substantially
It is parallel to each other, and keeps certain distance d2 between two adjacent flat parts 165, the value range of d2 is 0.5mm~6mm, fin 17
The space being predominantly located between two adjacent flat parts 165.Fin 17 can be serrated fin, be also possible to other forms
Fin, such as dimple plate, twisted strip, fin with apertures, spiral winding, plain fin etc..In portion corresponding with dispensing orifice 131
Point, fin 17 can maintain a certain distance d1, the value of d1 with the first bending part 161 close to one end of the first bending part 161
Range is 5mm~30mm, in this way, a part due to flat part 165 close to one end of the first bending part 161 is not provided with wing
Piece, fluid is small in the flow resistance of this part, and fluid can be first along the flat of the not set fin of the first bending part and the part
The width direction flowing in straight portion 165, makes the fluid in the space between any group of adjacent flat part in the space or along flat tube
Width direction can be substantially evenly distributed, and fluid is flowed further along the length direction of the flat part 165 between adjacent flat tube, can be with
It prevents close to the larger problem of distribution plate side liquid flow, improves fluid in the evenly distributed degree of flat tube width direction, from
And improve the heat exchange property of heat exchanger.
Composite layer is provided on fin 17, fin 17 and flat tube 16 can be fixed together by modes such as solderings.And
It can also be by being welded and fixed between fin 17 and distribution plate 13, the inner wall opposite with distribution plate 13 of fin 17 and box main body 14
It can also be by being welded and fixed.In this way, heat exchange core body can be made to be fixed in cabinet 1, the stability of heat exchanger is improved.
As shown, the first bending part 161 includes the circular arc of the round and smooth connection of multistage, the first bending part in terms of overlook direction
161 include the secondary bending part 163 of main bending part 162, first and the second secondary bending part 164, wherein the first secondary bending part 163 and second
One end that secondary bending part 164 is located at the same side is separately connected two adjacent flat parts 165, the first secondary bending part 163 and the second secondary folding
Turn of bilge 164 is connect with the both ends of main bending part 162 respectively, and main bending part 162 is located at the first secondary bending part 163 and the second secondary bending
Between portion 164.The arc radius of main bending part 162 is R1, and the arc radius of the first secondary bending part 163 is R2, the second secondary bending
The arc radius in portion 164 is R3, and the value of R2 can be equal to R3, R1 < d2 < 2R1.The arc diameter d0 of main bending part 162 is greater than two
The distance between adjacent flat part 165 d2, in this way, the smaller and energy of the distance between two-phase neighbour flat part 165 on the one hand can be made
Enough guarantee the reliability of flat tube Bending Processing, so as to use the lesser fin of fin height, improves the heat exchange effect of heat exchanger
On the other hand rate can also make the distance between adjacent first bending part 161 of two-phase d3 keep smaller, can enable fluid to
Region between two adjacent first bending parts 161 is more smoothly flowed, and two adjacent first bending parts 161 is prevented to be abutted together
The flowing for blocking fluid, to improve the heat exchange property of heat exchanger.The structure of second bending part 166 can refer to the first bending part
161, certain second bending part or the first bending part are also possible to other structures, such as the second bending part includes the round and smooth company of multistage
The circular arc connect, the second bending part include main bending part and secondary bending part, and the both ends of secondary bending part are separately connected main bending part peace
Straight portion, the both ends of main bending part are separately connected secondary bending part and flat part, one end that main bending part is connected with flat part with it is straight
Portion is tangent, and the arc diameter of main bending part is greater than the distance between two adjacent flat parts.
In this way, being formed as fluid flowing passage, two adjacent flat parts 165 between two adjacent flat parts 165 in heat exchanger
Between the fin that is arranged can increase the flow-disturbing performance of fluid, to improve the heat exchange property of heat exchanger.And main bending part 162
Arc diameter d0 be greater than the distance between two adjacent flat parts 165 d2, most areas with flat tube can be enabled fluid to
Domain even approaches whole appearance face contacts, and the fluid outside fluid and flat tube 16 in flat tube 16 can not only pass through flat part 165
Heat exchange is carried out, heat exchange can also be carried out by bending part, improve the effective heat exchange area of flat tube 16, changed to improve
The heat exchange property of hot device.
As shown, heat exchanger further includes the first collector 8 and the second collector being connected respectively with the runner in flat tube 16
9.The first matching hole 152 that one end of flat tube 16 passes through the second cover board 15 protrudes into the first collector 8, flat tube 16 and the first collector 8
Between seal fix；The second matching hole 151 that the other end of flat tube 16 passes through the second cover board 15 protrudes into the second collector 9, flat tube
16 and second seal between collector 9 and fix.First matching hole 152 and flat tube 16 match, and the two can be solid by welded seal
It is fixed；Second matching hole 151 and flat tube 16 match, and the two can be fixed by welded seal.First collector 8 and the second collector 9
Be arranged in the first card slot 123 and the second card slot 124 respectively to be limited, in addition also by with the first collector 8 and the second collector 9
Fixed adapter is respectively welded and fixes, adapter can be by being welded and fixed with the first cover board, the first collector 8 and the second collection
The stability of heat exchanger can be improved by being welded and fixed by being welded and fixed with adapter for pipe 9.
In the present embodiment, one end of the first collector 8 is sealed by first end cover 10, and the other end and the first adapter 6 connect
It connects, the first adapter 6 is connected to and in communication with third adapter tube 2, and third adapter tube 2 can pass through the first adapter 6 and the first collector 8
Inner cavity connection.Likewise, one end of the second collector 9 is sealed by second end cover 11, the other end is connect with the second adapter 7, the
Two adapters 7 are connected to and in communication with the 4th adapter tube 3, and the 4th adapter tube 3 can pass through the inner cavity of the second adapter 7 and the second collector 9
Connection.By the way that adapter is arranged, it can be convenient the adapter tube of setting different size, internal diameter, outer diameter, make the cooperation of heat exchanger and system
It is convenient.
The working method of the heat exchanger of the present embodiment is illustrated below.
Refrigerant flows into the first collector 8 from third adapter tube 2, and refrigerant flows into the flat tube 16 for protruding into the first collector later, flat
Pipe 16 includes a refrigerant flow path or a plurality of substantially parallel refrigerant flow path, and refrigerant passes through the flow passage of flat tube 16 simultaneously
Heat exchange is carried out with the heat exchanging fluid in cabinet 1, the refrigerant by heat exchange flows into the second collector 9 again, and connects by the 4th
3 outflow heat exchanger of pipe.
Heat exchanging fluid flows into the first groove 133 from the first adapter tube 5, and the fluid for flowing into the first groove 133 passes through dispensing orifice 131
It flows into cabinet 1 or cabinet 1 is flowed by dispensing orifice 131 and the first intercommunicating pore 135, due to corresponding to dispensing orifice and first in cabinet
The position of intercommunicating pore is at least partially not provided with fin, and such fluid can be substantially evenly across this end of cabinet setting the
One bending part and close to the position of the aptery section of flat tube of the first bending part, most of heat exchanging fluid first along the first bending part and
It close to the width direction flowing of the flat tube of the first bending part, is flowed further along the length direction of flat part 165, at this point, heat exchange stream
Body can be contacted with the outer wall of most flat tube 16, and the refrigerant in heat exchanging fluid and flat tube 16 carries out heat exchange, through overheating
The heat exchanging fluid of exchange flows into the second groove 134 by confluence hole 132 or is flowed by confluence hole 132 and the second recirculation hole 136
Second groove 134, fluid passes through 4 outflow heat exchanger of the second collector later.In the present embodiment, heat exchange core body is by relatively hermetically
It is placed in cabinet, is heat exchanging fluid outside the flat tube of heat exchange core body, it can be more effectively using the flat tube of the overwhelming majority, to mention
The effective heat exchange area of high heat exchanger improves the heat exchange property of heat exchanger.Also, heat exchanging fluid can be along flat part 165
Length direction is flowed across fin 17, and the flow direction of heat exchanging fluid and the flow direction of refrigerant are identical or on the contrary, and two
Flow direction at any relative position in person's opposing straight portion 165 is parallel or antiparallel, and this setup can be improved
The heat exchange property of heat exchanger can be improved in heat exchange property between refrigerant and heat exchanging fluid.
In order to further reduce the distance between the flat part of two adjacent flat tubes, at the same guarantee again two adjacent bends it
Between do not interfere, as shown in fig. 7, two adjacent bends can also be made to shift to install, wherein flat tube is located at cabinet side
In multiple bending parts, two adjacent bending parts are not aligned, but bending part is made to be staggered, and can be made between adjacent flat tube in this way
Reduce away from appropriate.And two minimum ranges between adjacent bend is greater than the minimum range between adjacent bend and flat part.
Correspondingly, the setting of dispensing orifice is to make to have inside the bending part of any flat tube or between the adjacent flat part of bending part point
Distribution can be directly connected to, i.e., in terms of overlook direction, the part of an at least dispensing orifice is in the bending part of relative inner
Or between the flat part of the aptery section of the flat tube of the bending part, the part of an at least dispensing orifice is to be located at opposite exterior lateral sides
Any bending part in or close to the bending part flat tube aptery section flat part between；The setting of dispensing orifice be make it is any
There is dispensing orifice that can be connected between the adjacent flat part of group, i.e., in terms of overlook direction, the part of an at least dispensing orifice is to be located at
The outside of the flat part of aptery section on the outside of the bending part of relative inner or close to the bending part and the bending part of opposite exterior lateral sides
On the outside of the flat part of outside or the aptery section of the close bending part.Dotted line frame in figure illustrates dispensing orifice connection substantially model
A kind of embodiment enclosed.
Figure 10 and Figure 11 shows another embodiment of the present invention, and in the present embodiment, distribution plate 13 is not provided with first
Groove and the second groove, distribution plate 13 are a plate, and distribution plate 13 is provided with one or more dispensing orifice and one or more
A confluence hole.Corresponding, the first cover board 12 is provided with the first chamber 125 and the second chamber 126 open at one end, the first chamber 125
Open end is corresponding with dispensing orifice 131, and the open end of the second chamber 126 is corresponding with confluence hole.First chamber 125 and the first adapter tube 5
Connection, the second chamber 126 are connected to the second adapter tube 4.In the present embodiment, the one side wall of the first chamber 125 is equipped with for connecing with first
The opening direction of the first interface 127 that pipe 5 connects, first interface 127 is identical as the arranged in parallel direction of each dispensing orifice 131.And
And the circulation area that distribution is punished far from first interface 127 is smaller than close to the circulation area that first interface 127 punishes distribution,
Alternatively, the circulation area of each dispensing orifice is gradually increased on the direction far from first interface 127.In this way, fluid is from first interface
When 127 the first chamber 125 of inflow, make the zone flow of zone flow and close first interface 127 far from first interface 127 substantially
It is identical, by the different dispensing orifice of setting circulation area, heat exchanging fluid can be made more uniformly to flow into cabinet side, and in turn
Heat exchange core body is relatively evenly flowed through, to improve the heat exchange property of heat exchanger；And this mode can prevent fluid
Directly impact the uneven problem of the distribution of fluid caused by dispensing orifice.Alternatively, it is also possible to keep dispensing orifice size identical, but flow distribution
The inlet side that relatively large side is measured close to flat tube is arranged, and such heat transfer effect is relatively preferable.It is multiple feelings in dispensing orifice
Under condition, the spacing d2 of interval S 1 between the two adjacent dispensing orifices flat tube adjacent less than two, in this way in any bending part of flat tube
Inside and out can be directly connected to an at least dispensing orifice, keep the distribution of fluid relatively uniform, and distribution plate be arranged dispensing orifice
The spacing L1 that the length L0 in region is greater than two flat tubes of lie farthest away adds the thickness h of twice of flat tube, and dispensing orifice is arranged
Length dispensing orifice can be made to be connected to inside the bending part of any flat tube and be connected to outside bending part；The situation for being one in dispensing orifice
Under, the spacing L1 that the length of dispensing orifice is greater than between two flat tubes of the furthest apart of flat pipe group adds the thickness of twice of flat tube
H enables the length of dispensing orifice that dispensing orifice to be made to be connected to the bending part inside of any flat tube and be connected to outside bending part and connects in other words
Lead to any flat tube two sides, makes can directly be connected to an at least dispensing orifice inside and out any bending part of flat tube in this way, make
The distribution of fluid adapts to system and needs；Similarly, converge hole setting be also it is similar, confluence hole can be one, hole of converging
Length is greater than the thickness h that the spacing L1 between two flat tubes of the furthest apart of flat pipe group adds twice of flat tube, and length makes
It can be connected to inside the bending part of any flat tube and be connected to outside bending part；Confluence hole is also possible to multiple.It is arranged in distribution plate
In the case where having the first intercommunicating pore, the length L0 of distribution plate setting distribution bore region or the length L0 for the bore region that converges are greater than apart
The spacing L1 of two farthest flat tubes subtracts the thickness h of twice of flat tube.Further, distribution plate setting dispensing orifice or confluence porose area
The spacing L1 that the length L0 in domain is less than or equal to two flat tubes of lie farthest away adds the thickness h of four times of flat tubes: L0≤L1+
4h may insure that any flat tube two sides have fluid to flow through so as to carry out preferably heat exchange in this way.
In the present embodiment, the one side wall of the second chamber 126 can also offer the second interface being connected to the second adapter tube 4
128, and first interface 127 and the opening of second interface 128 be towards corresponding, in this way convenient for the first adapter tube and the second adapter tube
Installation.
It is pointed out here that it can also be not provided with distribution plate in the present embodiment, but in the opposite cabinet of the first chamber
Dispensing orifice and confluence hole is arranged in wall portion.The other structures and working method of the present embodiment are same as the previously described embodiments or phase
Approximation no longer repeats one by one here.Figure 12 is the another structural schematic diagram of the distribution plate of heat exchanger.It is distributed in above embodiment
Hole size is identical, and making fluid substantially can be evenly distributed between each adjacent flat tube.And since refrigerant is from one end of flat tube
It flows into, and is flowed out from the other end, in this way can be relatively more close to the heat that the flat tube of inlet end needs to carry out heat exchange, and
It is less that flat tube close to outlet side needs the heat for carrying out heat exchange that can compare, therefore carries out heat exchanging fluid also as needed
Distribution, such heat transfer effect is opposite can be preferable.As shown, keeping dispensing orifice 131a larger and the other end is relatively small in one end
Structure, so that the width of the dispensing orifice of relatively close inlet side is greater than the width of the dispensing orifice of the other side, and keep dispensing orifice wider
Side be arranged close to the corresponding side of refrigerant inlet, heat exchanger efficiency can be made relatively more preferable in this way.It can certainly be
In the case where being provided with multiple dispensing orifices, the area of the dispensing orifice of relatively close flat tube inlet side is made to be greater than the dispensing orifice of the other side
Area, and make to distribute the biggish side of hole area and be arranged close to the corresponding side of refrigerant inlet.
It is pointed out here that the first chamber and the second chamber are not necessarily located in the same side of cabinet, it is also possible to be located at cabinet
Two relative side, at this point, confluence hole and the second groove and dispensing orifice and the first groove are located at the two opposite sides of cabinet,
But the converge specific structure of hole, the second groove, dispensing orifice and the first groove and the relationship between heat exchange core body and above-mentioned reality
It is same or similar seemingly to apply example, no longer repeats one by one here.
The above is only specific embodiments of the present invention, is not intended to limit the present invention in any form.Though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention.It is any to be familiar with those skilled in the art
Member, without departing from the scope of the technical proposal of the invention, all using the disclosure above technology contents to technical solution of the present invention
Make many possible changes and modifications or equivalent example modified to equivalent change.Therefore, all without departing from skill of the present invention
The content of art scheme, according to the technical essence of the invention any simple modification made to the above embodiment, equivalent variations and repair
Decorations, all of which are still within the scope of protection of the technical scheme of the invention.
Claims (10)
1. a kind of heat exchanger, including cabinet and it is contained in the intracorporal heat exchange core body of the case, is formed with first in the cabinet
Fluid channel is formed with second fluid channel in the heat exchange core body, is the first fluid channel outside the heat exchange core body
A part, the first fluid channel and second fluid channel are mutually isolated, the heat exchange core body include one or two
The above flat tube, the second fluid channel are located in the flat tube, and the flat tube includes multiple first bending parts, multiple second foldings
Turn of bilge and multiple flat parts, first bending part and the second bending part are located at the heat exchange core body opposite sides, two-phase
The adjacent flat part is substantially parallel and keeps the distance of 0.5mm~6mm, and two adjacent first bending parts or two adjacent second foldings
Minimum range between turn of bilge is greater than zero, and two adjacent first bending parts shift to install, and two adjacent second bending parts shift to install, and
Minimum range between two adjacent first bending parts is greater than the minimum range between adjacent first bending part and flat part, and two is adjacent
Minimum range between second bending part is greater than the minimum range between adjacent second bending part and flat part；
The cabinet offers the first hole and the second hole of connection, positioned at first bending part of relative inner and/or straight
Portion is close to first bending part part positioned at relative inner to the inner wall side of the cabinet corresponding with first hole
To the projection to the inner wall direction of the corresponding cabinet in first hole of projection and first hole or first hole
It is at least partly overlapped, second bending part and/or flat part positioned at relative inner are close to positioned at described the of relative inner
Two bending part parts are to projection and second hole in the inner wall direction of the cabinet corresponding with second hole or described
Second hole is at least partly overlapped to the projection in the inner wall direction of the corresponding cabinet in second hole.
2. heat exchanger according to claim 1, which is characterized in that first bending part includes the circle of the round and smooth connection of multistage
Arc, first bending part include main bending part, the first secondary bending part and the second secondary bending part, the described first secondary bending part and the
Second mate bending part is separately connected two adjacent flat parts, the described first secondary bending part and the second secondary bending part in one end of the same side
Connect respectively with the both ends of the main bending part, the main bending part in the described first secondary bending part and the second secondary bending part it
Between.
3. heat exchanger according to claim 2, which is characterized in that the height of the flat tube is equal to or slightly less than and described the
The inner wall of the corresponding cabinet in one hole to the box house the distance between bottom wall, it is corresponding with first hole
The inner wall of the cabinet is less than 3mm to the difference of the distance between the bottom wall of the box house and the width H of the flat tube.
4. heat exchanger according to any one of claims 1 to 3, which is characterized in that be arranged between the two adjacent flat parts
There is fin, the fin and flat tube are fixed, and the fin is fixed with the cabinet wall contact portion with the cabinet wall.
5. heat exchanger according to claim 4, which is characterized in that the fin close to first bending part one end with
First bending part keeps the distance of 5mm to 30mm, the flat part close to one end of first bending part at least one
Part is not provided with the fin, and the flat part is not provided with finless parts to the cabinet corresponding with first hole
Inner wall direction projection and first hole it is least partially overlapped.
6. heat exchanger according to claim 5, which is characterized in that the cabinet includes box main body, the first cover board, first point
Matching board and the second cover board, the two sides of the box main body offer open end, and the two sides where two open end of box main body is adjacent
Setting, the box main body and second cover plate for sealing fix an open end, another open end from the box main body by it is interior to
It is disposed with the distribution plate and the first cover board outside, the distribution plate is provided with one or more dispensing orifice and one
Or multiple confluence holes, the dispensing orifice are first hole, the confluence hole is second hole；
The distribution plate is matched with first cover board, and the distribution plate is towards the first face of first cover board and described the
One cover board is bonded substantially and seals fixation, and the first chamber and the second chamber, institute are formed between the distribution plate and first cover board
State mutually isolated between the first chamber and the second chamber, first chamber is connected to the dispensing orifice, second chamber and the confluence
Hole connection, first chamber are connected to the first adapter tube, and second chamber is connected to the second adapter tube.
7. heat exchanger according to claim 6, which is characterized in that the length of the even described distribution bore region of the distribution plate
L0, the thickness h of the flat tube, lie farthest away the distance between two flat parts L1 between meet: L1-2h≤L0≤L+4h.
8. heat exchanger according to claim 6, which is characterized in that the dispensing orifice is multiple, the distribution plate even institute
It states and meets between the distance between two flat parts of the distribution length L0 of bore region, the thickness h of the flat tube, lie farthest away L1:
L1-2h≤L0≤L+4h, and the interval S 1 between two adjacent dispensing orifices is less than spacing d2 between two adjacent flat parts.
9. heat exchanger according to claim 7 or 8, which is characterized in that the distribution plate includes planar portions and puts down from described
Face the first groove and the second groove recessed down, first groove and the second groove is adjacent and mutually isolated setting, institute
The bottom that dispensing orifice is located at first groove is stated, the confluence hole is located at the bottom of second groove；
The planar portions further include the auxiliary section of isolation part and surrounding, the isolation part be located at the first groove and the second groove it
Between, and the position of the isolation part towards first cover board is flushed with the position of the auxiliary section towards first cover board,
The flatness of the planar portions is within 0.1mm；
Be formed as first chamber, second groove and first cover board between first groove and first cover board
Between be formed as second chamber.
10. heat exchanger according to claim 7 or 8, which is characterized in that first cover board is provided with institute open at one end
The first chamber and the second chamber are stated, the open end of first chamber is corresponding with the dispensing orifice, the open end of second chamber and institute
It is corresponding to state confluence hole, the one side wall of first chamber offer with the first interface that is connected to of the first adapter tube, described first
The opening of interface towards substantially vertical, also, punishes distribution close to the first interface towards with the opening of each dispensing orifice
Circulation area from far from the first interface punishment circulation area of distribution it is different.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906354.7A CN106855327B (en) | 2015-12-09 | 2015-12-09 | A kind of heat exchanger |
| US16/060,017 US10520258B2 (en) | 2015-12-09 | 2016-11-28 | Heat exchanger |
| PCT/CN2016/107483 WO2017097133A1 (en) | 2015-12-09 | 2016-11-28 | Heat exchanger |
| EP16872324.5A EP3388770B1 (en) | 2015-12-09 | 2016-11-28 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906354.7A CN106855327B (en) | 2015-12-09 | 2015-12-09 | A kind of heat exchanger |
Publications (2)
| Publication Number | Publication Date |
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| CN106855327A CN106855327A (en) | 2017-06-16 |
| CN106855327B true CN106855327B (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510906354.7A Active CN106855327B (en) | 2015-12-09 | 2015-12-09 | A kind of heat exchanger |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595951B (en) * | 2017-09-30 | 2024-01-02 | 杭州三花研究院有限公司 | Heat exchange device |
| CN109458761A (en) * | 2018-12-16 | 2019-03-12 | 江苏世林博尔制冷设备有限公司 | A kind of U-shaped connector type parallel-flow evaporator |
| CN117989912A (en) * | 2022-10-28 | 2024-05-07 | 绍兴三花新能源汽车部件有限公司 | Flat tube, heat exchange core and heat exchanger |
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| CN103868380A (en) * | 2012-12-11 | 2014-06-18 | 杭州三花研究院有限公司 | Plate heat exchanger |
| CN103968698A (en) * | 2014-04-30 | 2014-08-06 | 杭州三花微通道换热器有限公司 | Heat exchanger, fins of heat exchanger and method for machining heat exchanger |
| CN104121800A (en) * | 2013-04-27 | 2014-10-29 | 杭州三花研究院有限公司 | Circulating pipe joint and heat exchanger with same |
| CN104296422A (en) * | 2013-07-19 | 2015-01-21 | 杭州三花研究院有限公司 | Heat exchanger integrated assembly |
| CN204188033U (en) * | 2014-09-29 | 2015-03-04 | 杭州三花微通道换热器有限公司 | A kind of heat exchanger |
| CN204329704U (en) * | 2014-12-12 | 2015-05-13 | 重庆超力高科技股份有限公司 | A kind of side plate of heat exchanger |
| CN204730525U (en) * | 2015-06-02 | 2015-10-28 | 浙江同星制冷有限公司 | A kind of refrigerator and heat exchanger of air conditioner adopting aluminium faller gill heat exchanger tube |
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2015
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868380A (en) * | 2012-12-11 | 2014-06-18 | 杭州三花研究院有限公司 | Plate heat exchanger |
| CN104121800A (en) * | 2013-04-27 | 2014-10-29 | 杭州三花研究院有限公司 | Circulating pipe joint and heat exchanger with same |
| CN104296422A (en) * | 2013-07-19 | 2015-01-21 | 杭州三花研究院有限公司 | Heat exchanger integrated assembly |
| CN103968698A (en) * | 2014-04-30 | 2014-08-06 | 杭州三花微通道换热器有限公司 | Heat exchanger, fins of heat exchanger and method for machining heat exchanger |
| CN204188033U (en) * | 2014-09-29 | 2015-03-04 | 杭州三花微通道换热器有限公司 | A kind of heat exchanger |
| CN204329704U (en) * | 2014-12-12 | 2015-05-13 | 重庆超力高科技股份有限公司 | A kind of side plate of heat exchanger |
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| CN106855327A (en) | 2017-06-16 |
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Effective date of registration: 20230531 Address after: 312366 Floor 2, Building 2, No. 69, Fanrong Road, Lihai Street, Yuecheng District, Shaoxing City, Zhejiang Province Patentee after: Shaoxing Sanhua Automotive Thermal Management Technology Co.,Ltd. Address before: 310018 No. 60, No. 21, Hangzhou economic and Technological Development Zone, Zhejiang Patentee before: ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS Co.,Ltd. |
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