CN107202504A - One kind intersects current converter and micro-channel heat exchanger - Google Patents
One kind intersects current converter and micro-channel heat exchanger Download PDFInfo
- Publication number
- CN107202504A CN107202504A CN201610152299.1A CN201610152299A CN107202504A CN 107202504 A CN107202504 A CN 107202504A CN 201610152299 A CN201610152299 A CN 201610152299A CN 107202504 A CN107202504 A CN 107202504A
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- Prior art keywords
- cavity
- row
- heat exchanger
- current converter
- intersection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/05308—Assemblies of conduits connected side by side or with individual headers, e.g. section type radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Intersect current converter and micro-channel heat exchanger the invention discloses one kind, intersecting current converter includes several cavitys, several described cavitys are provided with front two rows, front two rows cavity in Multi-layers distributing and every layer before and after be correspondingly arranged, in adjacent two layers of cavity up and down before and after corresponding front-seat cavity intersect with heel row cavity and connect.Heat exchanger is divided into each two row up and down by the present invention, then connected by intersecting current converter, so each two rows heat exchanger realizes the front and rear intersection change of current by intersecting current converter up and down, can preferably ensure air-out uniformity and problem of pressure drop, realize the equilibrium of two systems heat exchanger heat exchange amount.
Description
Technical field
The present invention relates to air-conditioning technical, and in particular to micro-channel heat exchanger.
Background technology
Micro-channel heat exchanger is making what side by side configuration was arranged side by side when around, there is leaving air temp in parallel uneven
The problem of even and again too big series connection pressure drop.
In addition, when micro-channel heat exchanger is applied with compression unit double system, often due to the limitation of physical dimension,
The heat exchanger of two systems often shares an air channel, and wind field is often distributed and uneven in air channel, and
Air is air themperature has had larger change when through leeward side heat exchanger after windward side heat exchanger
Become, therefore, it is difficult to realize the equilibrium of two systems heat exchanger heat exchange amount.
The content of the invention
The technical problems to be solved by the invention are just to provide a kind of intersection current converter and micro-channel heat exchanger,
Realize the equilibrium of two systems heat exchanger heat exchange amount.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：One kind intersects current converter, bag
Several cavitys are included, several described cavitys are provided with front two rows, and front two rows cavity is in Multi-layers distributing and every
Layer is front and rear to be correspondingly arranged, and front and rear corresponding front-seat cavity is handed over heel row cavity in adjacent two layers of cavity up and down
Fork connection.
Preferably, several described cavitys are distributed in even level.
Preferably, several described cavitys include the first cavity and the second cavity that front-seat point of levels are set,
And heel row divides the 4th cavity and the 3rd cavity that levels are set, the first cavity is connected with the 3rd cavity, the
Four cavitys are connected with the second cavity.
Preferably, described cavity is cuboid or cube structure.
Preferably, the intersection current converter includes upper lid, lower cover and middle baffle plate, the upper Gai Yuzhong
Between form the first cavity and the 4th cavity between baffle plate, the second cavity is formed between the lower cover and middle baffle plate
With the 3rd cavity, the middle baffle plate is provided with the first dispensing orifice and the second dispensing orifice, first dispensing orifice
The first cavity is set to be connected with the 3rd cavity, the cavity of the second dispensing orifice the 4th is connected with the second cavity.
Preferably, the upper and lower surface of the middle baffle plate is along front and rear to provided with two row's demarcation strips, two
Position gap is provided between row's demarcation strip, the middle baffle plate is provided with divider, and the divider is fixed on
In position gap.
Preferably, the divider is along its length provided with front and rear to continuous concavo-convex concaveconvex structure, it is middle
It is opposite before and after the concave and convex direction of the divider set in the upper and lower surface of baffle plate.
Preferably, the intersection current converter includes the superstructure and understructure separated up and down, it is described
Superstructure is provided with the first cavity and the 4th cavity, and the understructure is provided with the second cavity and the 3rd chamber
Body, is connected between first cavity and the 3rd cavity by the first transfer tube, the 4th cavity and second
Connected between cavity by the second transfer tube.
Preferably, described superstructure and understructure include one piece of cover plate and front and rear are arranged side by side
Two blocks of shroudings, the cover plate is, the cover plate envelope U-shaped to section before and after plate-like structure, the shrouding
The open side in shrouding is covered, buckplate is provided with shrouding, the buckplate is recessed provided with continuous bumps up and down
Portion and convex portion.
Present invention also offers a kind of micro-channel heat exchanger, including first row heat exchanger, second row heat exchanger,
3rd row's heat exchanger, the 4th row's heat exchanger, it is additionally provided with above-mentioned intersection current converter, the first row
It is arranged side by side before and after heat exchanger and second row heat exchanger above intersection current converter, the 3rd row's heat exchanger
Be arranged side by side before and after the 4th row's heat exchanger in intersect current converter below, the first row heat exchanger, second
Row's heat exchanger is connected with intersecting forward and backward row's cavity of current converter top respectively, the 3rd row's heat exchanger,
4th row's heat exchanger is connected with intersecting forward and backward row's cavity of the current converter bottom respectively.
The technical solution adopted by the present invention, is divided into each two row up and down by heat exchanger, is then filled by intersecting the change of current
Connection is put, front and rear corresponding front-seat cavity and heel row in two layers of cavity up and down adjacent in intersecting current converter
Cavity intersects connection, and so each two rows heat exchanger realizes the front and rear intersection change of current by intersecting current converter up and down,
Air-out uniformity and problem of pressure drop can preferably be ensured, the equilibrium of two systems heat exchanger heat exchange amount is realized.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description：
Fig. 1 is structural representation of the invention；
Fig. 2 is the contour structures schematic diagram of intersection current converter in embodiment 1；
Fig. 3 is the lateral structure schematic diagram of intersection current converter in embodiment 1；
Fig. 4 is the forward structure schematic diagram of intersection current converter in embodiment 1；
Fig. 5 is the structural representation of middle baffle plate in embodiment 1；
Fig. 6 is the overlooking the structure diagram of intersection current converter in embodiment 1；
Fig. 7 is the structural representation of divider in embodiment 1；
Fig. 8 is the structural representation of the cover plate of embodiment 1；
Fig. 9 is the structural representation of intersection current converter in embodiment 2；
Figure 10 is the overlooking the structure diagram of intersection current converter in embodiment 2；
Figure 11 is the exploded structural representation of intersection current converter in embodiment 2.
Embodiment
Embodiment 1, as shown in figure 1, a kind of have the micro-channel heat exchanger for intersecting current converter, including first
Heat exchanger 21, second row heat exchanger 22, the 3rd row's heat exchanger 23, the 4th row's heat exchanger 24 are arranged, in addition to
It is arranged side by side before and after intersection current converter 1, first row heat exchanger 21 and second row heat exchanger 22 in the intersection change of current
It is arranged side by side before and after the top of device 1, the 3rd row's heat exchanger 23 and the 4th row's heat exchanger 24 in intersection change of current dress
Put 1 lower section, wherein, the row's heat exchanger 23 of first row heat exchanger 21 the 3rd preceding, second row heat exchanger 22,
4th row's heat exchanger 24 is rear.
Wherein, intersecting current converter 1 includes several cavitys, and several cavitys are in Multi-layers distributing, and some
Individual cavity is provided with front two rows, and every layer of front two rows cavity is front and rear to be correspondingly arranged, and is also just said, front and rear two
The number of plies for arranging cavity is equal, and the cavity number often arranged is also equal, while first chamber of front-seat first layer cavity
Body is corresponding with first cavity position of heel row first layer cavity, by that analogy, and considers from optimized angle,
First cavity of front-seat first layer cavity is concordant with both first cavitys of heel row first layer cavity to be set to
Preferably, equally by that analogy, it is this to be preferable to provide, with effectively save space structure can be made compacter,
Certainly also allow have certain deviation on position.
In addition, corresponding front-seat cavity corresponding with heel row cavity two before and after in adjacent two layers of cavity up and down
Individual cavity intersects connection.In the micro-channel heat exchanger, first row heat exchanger 21, second row heat exchanger 22
Bottom is connected with intersecting the front and rear row cavity of the top of current converter 1 respectively, the 3rd row's heat exchanger the 23, the 4th
The top of row's heat exchanger 24 is connected with intersecting the front and rear row cavity of the current converter bottom respectively.Finally, first
Row's heat exchanger 21 is connected with the realization of the 4th row's heat exchanger 24, the row's heat exchanger 23 of second row heat exchanger 22 and the 3rd
Connection is realized, so, each two rows heat exchanger realizes the front and rear intersection change of current by intersecting current converter up and down,
Air-out uniformity and problem of pressure drop can preferably be ensured, the equilibrium of two systems heat exchanger heat exchange amount is realized.
Wherein, several cavitys are preferably distributed in even level, so just can guarantee that intersection current converter top
Front-seat cavity connected with the heel row cavity of the bottom, intersect heel row cavity and the most bottom of current converter top
The front-seat cavity connection of layer, finally makes the heat exchanger of intersection current converter upper and lower sides intersect the change of current before and after realizing.
In order to guarantee to reach that cross-current effect ensures the compactedness of structure again, intersect current converter 1
Less cavity can be set, therefore specific to the present embodiment, as shown in figure 3, the intersection current converter 1
The first cavity 101 and the second cavity 102 set including front-seat point of levels, and heel row point levels are set
The 4th cavity 104 and the 3rd cavity 103, the first cavity 101 connects with the 3rd cavity 103, the 4th cavity
104 connect with the second cavity 102.And cavity is that cuboid or cube structure can make intersection current converter
1 reduces volume, and the effect of cross-current is reached by cramped construction.
As intersect current converter one of which structure, in the present embodiment, as shown in Fig. 2 to Fig. 8,
Intersecting current converter 1 includes two cover plates 11, i.e., upper lid and lower cover and middle baffle plate 12, the upper lid with
Form the first cavity 101 and the 4th cavity 104 between middle baffle plate 12, the lower cover and middle baffle plate 12 it
Between form the second cavity 102 and the 3rd cavity 103, the middle baffle plate 12 includes flat board 121, in flat board
121 are provided with the first dispensing orifice 124 and the second dispensing orifice 125, and the first dispensing orifice 124 makes the first cavity 101
Connected with the 3rd cavity 103, the second dispensing orifice 125 makes the 4th cavity 104 be connected with the second cavity 102.
The upper and lower surface of flat board 121 is along front and rear to provided with two row's demarcation strips 122, between two row's demarcation strips 122
Provided with position gap 123, divider 13 is provided with middle baffle plate 12, the divider 13 is fixed on fixed
In interdigit gap 123, cell is surrounded between divider 13 and demarcation strip 122, then again by with two cover plates
Cooperation between 11, forms each chamber.Cover plate 11 is provided with row's strip slot 111, bar along its length
Shape groove 111 is connected with heat exchanger, connection heat exchanger and the cavity for intersecting current converter 1.
As shown in fig. 7, divider 13 is along its length provided with front and rear to continuous concavo-convex concaveconvex structure, its by
Concave part 131 and the multistage of connecting portion 132 are continuously constituted, and are substantially in square-wave curve shape structure on the whole.It is middle
It is opposite before and after the concave and convex direction of the divider set in the upper and lower surface of baffle plate.As shown in fig. 6, its
Provided with one group of concaveconvex structure between two neighboring demarcation strip 122, two concave parts 131, first are specifically set
Concave part is correspondingly arranged with the first dispensing orifice 124, and second concave part is correspondingly arranged with the second dispensing orifice 125.
Corresponding front-seat cavity is so set before and after can making in adjacent two layers of cavity up and down to pass through with heel row cavity each
From dispensing orifice intersect connection, and the connecting portion 132 of concaveconvex structure positioning be fixed in position gap,
The characteristics of intersecting current converter in the present embodiment is that part is less, and compact conformation passes through cramped construction
Each chamber is constituted, and realizes the effect of cross-current.
In the present embodiment, intersecting fluid-flow mode in current converter is：Flowed in into the first cavity 101
Body enters the 3rd cavity 103 via the first dispensing orifice bit stream, into the fluid in the 4th cavity 104 via second point
Distribution bit stream enters the 3rd cavity 103, thus form the compact cross-current intermediate transit body of a structure.
Embodiment 2, as shown in Figures 9 to 11, is with the difference of embodiment 1, the intersection change of current dress
Put and set in two layers of independent structure 14 including separating, i.e. superstructure and understructure, the superstructure
Put and the second cavity 102 and the 3rd cavity are set in the first cavity 101 and the 4th cavity 104, the understructure
103, connected between first cavity 101 and the 3rd cavity 103 by the first transfer tube 15, described
Connected between four cavitys 104 and the second cavity 102 by the second transfer tube 16.
Wherein, superstructure is identical with the structure of understructure, including one piece of cover plate 143 and it is front and rear side by side
The two blocks of shroudings 142 set, the cover plate 143 is plate-like structure, and the shrouding 142 is front and rear to be in section
U-shaped, the cover plate 143 is sealed on the open side of shrouding 142, and buckplate 141 is provided with shrouding 142,
The buckplate 141 is provided with continuous concavo-convex recess 1411 and convex portion 1412 up and down.
In superstructure, enclose to form one and ranked first cavity between front-seat buckplate and shrouding and cover plate,
Enclosed between the buckplate and shrouding and cover plate of heel row and to form one and ranked fourth cavity；It is front-seat in understructure
Enclosed between buckplate and shrouding and cover plate and to form one and ranked second cavity, the buckplate and shrouding and cover plate of heel row
Between enclose to form one and ranked third cavity, in addition, the bottom of recess 1411 of buckplate is provided with connecting hole 1413
It is connected with the first transfer tube or the second transfer tube.
The advantage for intersecting current converter in the present embodiment is by more part that come ease of assembly reduction adds
Work difficulty.
In the present embodiment, intersecting fluid-flow mode in current converter is：Flowed in into the first cavity 101
Body flows into the 3rd cavity 103 via the first transfer tube 15, into the fluid in the 4th cavity 104 via second
Transfer tube 16 is flowed into the 3rd cavity 103, thus form the intermediate transit body of an intersection flow structure.
Claims (10)
1. one kind intersects current converter, it is characterised in that：Including several cavitys, before several described cavitys are provided with
Two row afterwards, front two rows cavity in Multi-layers distributing and every layer before and after be correspondingly arranged, adjacent two layers of chamber up and down
Corresponding front-seat cavity intersects with heel row cavity before and after in body connects.
2. a kind of intersection current converter according to claim 1, it is characterised in that：Several described cavitys are in
Even level is distributed.
3. a kind of intersection current converter according to claim 2, it is characterised in that：Several described cavity bags
Include the first cavity and the second cavity that front-seat point of levels are set, and the 4th chamber that heel row point levels are set
Body and the 3rd cavity, the first cavity are connected with the 3rd cavity, and the 4th cavity is connected with the second cavity.
4. a kind of intersection current converter according to claim 3, it is characterised in that：Described cavity is rectangular
Body or cube structure.
5. a kind of intersection current converter according to claim 3 or 4, it is characterised in that：The intersection is changed
Flowing device includes upper lid, lower cover and middle baffle plate, formed between the upper lid and middle baffle plate the first cavity and
4th cavity, forms the second cavity and the 3rd cavity, the middle baffle plate between the lower cover and middle baffle plate
The first dispensing orifice and the second dispensing orifice are provided with, first dispensing orifice makes the first cavity be connected with the 3rd cavity,
The cavity of second dispensing orifice the 4th is connected with the second cavity.
6. a kind of intersection current converter according to claim 5, it is characterised in that：The middle baffle plate it is upper
Surface and lower surface are provided with position gap to provided with two row's demarcation strips along front and rear between two row's demarcation strips, described
Middle baffle plate is provided with divider, and the divider is fixed in position gap.
7. a kind of intersection current converter according to claim 6, it is characterised in that：The divider is along length
Direction provided with front and rear to continuous concavo-convex concaveconvex structure, point set in the upper and lower surface of middle baffle plate
It is opposite before and after the concave and convex direction of parting bead.
8. a kind of intersection current converter according to claim 3 or 4, it is characterised in that：The intersection is changed
Stream device includes the superstructure and understructure that separate up and down, the superstructure be provided with the first cavity and
4th cavity, the understructure is provided with the second cavity and the 3rd cavity, first cavity and the 3rd chamber
Connected, connected between the 4th cavity and the second cavity by the second transfer tube by the first transfer tube between body
It is logical.
9. a kind of intersection current converter according to claim 8, it is characterised in that：Described superstructure and
Understructure includes one piece of cover plate and front and rear two blocks of shroudings being arranged side by side, and the cover plate is plate-like structure,
U-shaped to section before and after the shrouding, the cover plate is sealed on the open side of shrouding, provided with recessed in shrouding
Protrusive board, the buckplate is provided with connecting hole provided with continuous concavo-convex recess and convex portion up and down, the recess.
10. a kind of micro-channel heat exchanger, including first row heat exchanger, second row heat exchanger, the 3rd row's heat exchanger,
Four row's heat exchangers, it is characterised in that：It is additionally provided with the intersection change of current described in claim 1 to 9 any one
It is arranged side by side before and after device, the first row heat exchanger and second row heat exchanger above intersection current converter,
It is arranged side by side before and after 3rd row's heat exchanger and the 4th row's heat exchanger in intersecting below current converter, described the
One row's heat exchanger, second row heat exchanger are connected with intersecting forward and backward row's cavity of current converter top respectively,
3rd row's heat exchanger, the 4th row's heat exchanger are respectively with intersecting forward and backward row's cavity of the current converter bottom
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152299.1A CN107202504B (en) | 2016-03-17 | 2016-03-17 | Cross current conversion device and micro-channel heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152299.1A CN107202504B (en) | 2016-03-17 | 2016-03-17 | Cross current conversion device and micro-channel heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107202504A true CN107202504A (en) | 2017-09-26 |
| CN107202504B CN107202504B (en) | 2021-03-30 |
Family
ID=59903791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610152299.1A Active CN107202504B (en) | 2016-03-17 | 2016-03-17 | Cross current conversion device and micro-channel heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107202504B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780756A (en) * | 2017-11-13 | 2019-05-21 | 杭州三花家电热管理***有限公司 | Heat exchanger, refrigeration system and refrigeration equipment |
| WO2020134492A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江盾安人工环境股份有限公司 | Heat exchanger connecting device and heat exchanger |
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| CN1875239A (en) * | 2003-10-29 | 2006-12-06 | 昭和电工株式会社 | Heat exchanger |
| CN1886580A (en) * | 2003-11-26 | 2006-12-27 | 普罗里昂斯国际公司 | Heat exchanger package with split radiator and split charge air cooler |
| CN101622509A (en) * | 2006-12-19 | 2010-01-06 | 纳幕尔杜邦公司 | Dual row heat exchanger and automobile bumper incorporating the same |
| CN101655323A (en) * | 2008-08-06 | 2010-02-24 | 德尔菲技术公司 | Cross-counterflow heat exchanger assembly |
| EP2678629A1 (en) * | 2011-02-22 | 2014-01-01 | Behr GmbH & Co. KG | Heat exchanger |
| CN105190202A (en) * | 2013-05-08 | 2015-12-23 | 三菱电机株式会社 | Heat exchanger and refrigeration cycle device |
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2016
- 2016-03-17 CN CN201610152299.1A patent/CN107202504B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875239A (en) * | 2003-10-29 | 2006-12-06 | 昭和电工株式会社 | Heat exchanger |
| CN1886580A (en) * | 2003-11-26 | 2006-12-27 | 普罗里昂斯国际公司 | Heat exchanger package with split radiator and split charge air cooler |
| CN101622509A (en) * | 2006-12-19 | 2010-01-06 | 纳幕尔杜邦公司 | Dual row heat exchanger and automobile bumper incorporating the same |
| CN101655323A (en) * | 2008-08-06 | 2010-02-24 | 德尔菲技术公司 | Cross-counterflow heat exchanger assembly |
| EP2678629A1 (en) * | 2011-02-22 | 2014-01-01 | Behr GmbH & Co. KG | Heat exchanger |
| CN105190202A (en) * | 2013-05-08 | 2015-12-23 | 三菱电机株式会社 | Heat exchanger and refrigeration cycle device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780756A (en) * | 2017-11-13 | 2019-05-21 | 杭州三花家电热管理***有限公司 | Heat exchanger, refrigeration system and refrigeration equipment |
| CN109780756B (en) * | 2017-11-13 | 2021-08-17 | 杭州三花微通道换热器有限公司 | Heat exchanger, refrigerating system and refrigerating equipment |
| WO2020134492A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江盾安人工环境股份有限公司 | Heat exchanger connecting device and heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107202504B (en) | 2021-03-30 |
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