CN105674765A - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
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- CN105674765A CN105674765A CN201610199819.4A CN201610199819A CN105674765A CN 105674765 A CN105674765 A CN 105674765A CN 201610199819 A CN201610199819 A CN 201610199819A CN 105674765 A CN105674765 A CN 105674765A
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- Prior art keywords
- heat exchange
- liquid space
- heat
- exchange unit
- space
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C3/00—Other direct-contact heat-exchange apparatus
- F28C3/04—Other direct-contact heat-exchange apparatus the heat-exchange media both being liquids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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- 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
- F28F9/007—Auxiliary supports for elements
- F28F9/0075—Supports for plates or plate assemblies
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- 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
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
- F28F2250/10—Particular pattern of flow of the heat exchange media
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention provides a heat exchanger which comprises at least one unit to be subjected to heat exchange and at least one heat exchange unit. Each unit to be subjected to heat exchange comprises a first heat exchange face and a second exchange face which are oppositely arranged to form a circulating space, and each circulating space comprises an input area, an output area and a channel area connected with the input area and the output area. Each input area is suitable for containing at least one kind of fluid at the same time. A plurality of first liquid containing spaces which do not communicate with one another are arranged on the corresponding first heat exchange face forming each channel area, and openings of the first liquid containing spaces face the second heat exchange faces. A plurality of second liquid containing spaces which do not communicate with one another are arranged on the corresponding second heat exchange face forming each channel area, and openings of the second liquid containing spaces face the first heat exchange faces. The opening of one first liquid containing space is opposite to part of the openings of at least two second liquid containing spaces. The opening of one second liquid containing space is opposite to part of the openings of at least two first liquid containing spaces. The heat exchange units are attached to the units to be subjected to heat exchange. When the heat exchanger is used for a traditional heat exchanger, the size is small, the heat transfer coefficient is high, and the heat exchange efficiency is remarkably increased; and when the heat exchanger is used for heat exchange of reaction liquid, the mixing efficiency of the reaction liquid is high, and the heat exchange effect is good.
Description
Technical field
The present invention relates to technical field of heat exchangers, be specifically related to one and be applied to heat exchange micro-channel heat exchanger in the fields such as chemical industry, the energy, power, military affairs, electronics, be particularly suited for Reactive fluids mixing heat exchange.
Background technology
At chemical field, two kinds of liquid substance mixing, reaction generates substantial amounts of reaction heat sometimes. If these reaction heat can not shed in time, the temperature environment of above two liquid substance mixing will be changed, and then affect reaction rate and course of reaction. Research shows, in course of reaction, course of reaction, product, speed etc. are existed very big impact by the control of temperature.
Chinese patent literature CN105107443A discloses a kind of high efficient mixed heat exchange micro passage reaction, as depicted in figs. 1 and 2, including dispersion hybrid component 01, with several reactant liquor runner module 02 being arranged at described dispersion hybrid component 01 rear end and heat transferring medium runner module 03, described reactant liquor runner module 02 and heat transferring medium runner module 03 are arranged alternately; Described dispersion hybrid component 01 is provided with and makes the dispersion of two or more reactant liquor flow into and be mixed to form the dispersion hybrid channel 04 of mixed reaction solution, described reactant liquor runner module 02 is provided with reactant liquor runner 021 and heat transferring medium through hole 022, and described heat transferring medium runner module 03 is provided with reactant liquor via 031, heat transferring medium runner 032 and the ostium 033 turned on heat transferring medium runner 032, tap hole 034; The reactant liquor runner 021 of two adjacent reactant liquor runner modules 02 is cascaded structure, two or more reactant liquor flows into from the front end dispersion of dispersion hybrid component 01, dispersion mixing in dispersion hybrid channel 04, flow out from the rear end of dispersion hybrid component 01, enter in the reactant liquor runner 021 of reactant liquor runner module 02; The heat transferring medium runner 032 of two adjacent heat transferring medium runner modules 03 is parallel-connection structure, ostium 033 and the heat transferring medium through hole 022 communicated with ostium 033 form flow channel, tap hole 034 and the heat transferring medium through hole 022 communicated with tap hole 034 form flow pass, heat transferring medium flows into from flow channel, respectively enter the heat transferring medium runner 032 of respective heat transferring medium runner module 03 from ostium 033, enter flow pass through respective tap hole 034 and converge outflow.
Technical scheme in above-mentioned patent documentation, although be capable of the mixing of differential responses liquid, and the reaction heat that mixing produces can being distributed, but still at least have techniques below defect: 1) reactant liquor mixing efficiency is low, although reactant liquor runner module 02 is internal is provided with a plurality of reactant liquor runner 021, but do not connect mutually except head and the tail position between these reactant liquor runners 021, owing to the ratio needed for cannot ensureing the ratio being flowed between the multiple reactant liquor within each reactant liquor runner 021 and forming final mixed liquor is consistent, even if thus be flowed into the multiple reactant liquor within a reactant liquor runner 021 and can be sufficiently mixed, these reactant liquors also to mix with the mixed liquor flowed out from other reactant liquor runners 021 after flowing out from reactant liquor runner 021 again, so repeatedly, just can finally give the mixed liquor of mix homogeneously, although arranging it addition, reactant liquor runner 021 is bending, but this bending arranges and can't bring more flow-disturbing to the liquid flowing through it, thus the mixing efficiency effect that this bending is arranged for accelerating reactant liquor is unsatisfactory, 2) reactor in above-mentioned patent documentation, reactant liquor only contacts with the two of reactant liquor runner 021 sidewalls and upper lower wall, and heat exchange area is little, and then causes that heat transfer coefficient is low, and radiating effect is poor.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is in that to overcome the technological deficiency that reactant liquor mixing efficiency is low and heat transfer effect is poor of mixed heat transfer micro passage reaction in prior art, thus providing the heat exchanger of a kind of reactant liquor mixing efficiency height and good effect of heat exchange.
For this, the present invention provides a kind of heat exchanger, including:
Treating heat exchange unit, be at least one, including being oppositely arranged to form the first heat-transfer surface of free air space and the second heat-transfer surface, described free air space includes input area, output area and connect described input area and the channel region of described output area;
Described input area is suitable to receive at least one fluid simultaneously;
Described output area is suitable to connect with external device;
Described channel region provides, for the fluid for entering into described input area, the passage being flowed into described output area; Described first heat-transfer surface forming described channel region is provided with some do not connect mutually and opening holds liquid space towards the first of described second heat-transfer surface, described second heat-transfer surface forming described channel region is provided with some do not connect mutually and opening holds liquid space towards the second of described first heat-transfer surface; One described first opening holding liquid space is relative with the outs open of the second appearance liquid space described at least two, and one described second opening holding liquid space is relative with the outs open of the first appearance liquid space described at least two;
The fluid entering into described input area can only to be introduced into a described first appearance liquid space, then from holding the outs open position of liquid space with one described second that this described, the opening of the first appearance liquid space is relative, flowing through the sidewall end face of this described first appearance liquid space, enter back into this described second form holding liquid space and gradually flow to described output area;
Heat exchange unit, is at least one, treats that heat exchange unit laminating is arranged with described, for treating that heat exchange unit carries out heat exchange with described.
As a kind of preferred version, the described first shape of cross section holding liquid space and/or the second appearance liquid space is triangle, polygon or circle.
As a kind of preferred version, the described first sidewall holding liquid space and described second appearance liquid space is provided with support portion, is arranged on described first and holds the support portion on liquid space sidewall and be arranged on the described second support portion holding on liquid space sidewall just to being connected.
As a kind of preferred version, described support portion and the described first either flush holding liquid space sidewall, or protrude certain altitude; And/or, described support portion and described second holds the either flush of liquid space sidewall, or protrudes certain altitude.
As a kind of preferred version, described support portion is cylindrical.
As a kind of preferred version, the described first shape of cross section holding liquid space and/or described second appearance liquid space is regular polygon, and described support portion is evenly arranged on described first appearance liquid space and/or described second appearance liquid space sidewall.
As a kind of preferred version, it is regular hexagon that described first appearance liquid space and/or second holds liquid space; Described support portion is evenly arranged in described orthohexagonal three angular vertex positions.
As a kind of preferred version, described first holds liquid space and/or second holds the thickness b1 of liquid space sidewall more than 0mm and less than 3mm, height is more than 0mm and less than 1.5mm, and described first appearance liquid space and/or second holds the distance b2 between two horizontal interior wall of liquid space more than 0mm and less than 20mm.
As a kind of preferred version, described in treat that heat exchange unit includes:
First heat-transfer surface;
First network, is fixed on described first heat-transfer surface, is made up of the first grid of several array arrangements, and described first grid collectively forms described first with described first heat-transfer surface and holds liquid space;
Second heat-transfer surface;
Second network, is fixed on described second heat-transfer surface, is made up of the second grid of several array arrangements, and described second grid collectively forms described second with described second heat-transfer surface and holds liquid space.
As a kind of preferred version, in described first network and/or described second network outer wall of described input area and/or output area, also it is uniformly provided with some fuisw ribs, is used for described channel region or described output area uniform distribution fluid.
As a kind of preferred version, the end at described fuisw rib is additionally provided with cylindrical structural.
As a kind of preferred version, described in treat heat exchange unit and described heat exchange unit interval stacking setting;
Treat described in different layers to be arranged in parallel between heat exchange unit, and/or, it is arranged in parallel between the described heat exchange unit of different layers.
As a kind of preferred version, described heat exchange unit has a heat exchange liquid input area, heat exchange liquid output area and connect described heat exchange liquid input area and the heat exchange liquid stream road of described heat exchange liquid output area;
Described heat exchange unit is provided with and connects with described input area, described output area respectively, but not with the first via of described heat exchange liquid flow passage, the second via, treat described in different layers that heat exchange unit is arranged in parallel by described first via and described second via;
And/or, described treat that heat exchange unit is provided with and connect with described heat exchange liquid input area, described heat exchange liquid output area respectively, but the 3rd via that do not connect with described channel region, the 4th via, the described heat exchange unit of different layers is arranged in parallel by described 3rd via and described 4th via.
As a kind of preferred version, treat to be additionally provided with space bar between heat exchange unit and described heat exchange unit described in adjacent, described space bar is provided with the first perforation that is relative with described first via and that connect, the second perforation that is relative with described second via and that connect, the 3rd perforation that is relative with described 3rd via and that connect, and the 4th perforation that is relative with described 4th via and that connect.
Heat exchanger provided by the invention, has the advantage that
1. the heat exchanger of the present invention, treat that heat exchange unit includes being oppositely arranged to be formed the first heat-transfer surface and second heat-transfer surface of free air space, and free air space includes input area, output area and connect the two channel region, wherein it is provided with on the first heat-transfer surface forming channel region and some does not connect mutually, and opening holds liquid space towards the first of the second heat-transfer surface, the second heat-transfer surface forming channel region is provided with and some does not connect mutually, and opening holds liquid space towards the second of the first heat-transfer surface, and, one first opening holding liquid space is relative with the outs open that at least two second holds liquid space, one second opening holding liquid space is relative with the outs open that at least two first holds liquid space, after at least one fluid is simultaneously entered input area, fluid can be introduced into the first appearance liquid space, then from one the second outs open position that hold liquid space relative with the opening of this first appearance liquid space, flow through the sidewall end face of this first appearance liquid space, enter back into this second form holding liquid space and gradually flow to output area,Compared with prior art, the heat exchanger of the present invention, fluid be not limited to one not with in the runner of other flow passage, can mix with from the fluid of diverse location is free of one another in the process of flowing, thus good mixing effect; Fluid is fully upset, impact in above-mentioned flow process, producing a large amount of flow-disturbing, and can impact the first appearance liquid space entered or the second appearance liquid space, thus being greatly accelerated the mixing efficiency of different fluid, and adding heat exchange efficiency;
The heat exchanger of the present invention, fluid is only no longer contact with sidewall and the top and bottom of runner, but contact with inner circumferential wall and the top and bottom of numerous first appearance liquid spaces and the second appearance liquid space, compared with prior art, heat exchange area is greatly increased, it is more beneficial for the nucleate boiling of fluid, so that heat exchange efficiency is greatly promoted. It addition, the type of flow of fluid upset, impact advance, it is possible to the nucleate boiling speed of aggravation fluid, thus being more beneficial for the lifting of heat exchange efficiency. The heat exchanger of the present invention, when with during with traditional heat exchangers, volume is little, heat transfer coefficient is high, and heat exchange efficiency substantially increases; When for reactant liquor heat exchange, reactant liquor mixing efficiency is high, good effect of heat exchange.
2. the heat exchanger of the present invention, first sidewall holding liquid space and the second appearance liquid space is provided with support portion, and it is arranged on the support portion on the first appearance liquid space sidewall with the support portion being arranged on the second appearance liquid space sidewall just to being connected, it is thus possible to the first heat-transfer surface and the second heat-transfer surface are stably supported, improve equipment intensity. Further support portion is set to cylinder, while reducing flow resistance, also helps later stage combination, the convenient manufacturing.
3. the heat exchanger of the present invention, is set to support portion and the first either flush holding liquid space sidewall, and fluid is crossed when the first appearance liquid space enters the second appearance liquid space and can be aggravated to produce flow-disturbing, promotes mixing and the heat exchange rapidly of fluid; Support portion is set to protrude from the end face certain altitude of the first appearance liquid space sidewall, it is possible to reduction fluid crosses resistance during first appearance liquid space entrance the second appearance liquid space, improves fluid transmission speed.
4. the heat exchanger of the present invention, first appearance liquid space and second holds liquid space and is regular hexagon, the opening and three second 1/3rd openings holding liquid spaces (or first appearance liquid space) that make each first appearance liquid space (or second appearance liquid space) are relative, the opening para-position making the first appearance liquid space and the second appearance liquid space is more uniformly neat, can better guide for the flowing of fluid, thus being conducive to high efficiency to produce flow-disturbing and impact, and then improve mixing and the radiating efficiency of fluid.
5. the heat exchanger of the present invention, when first holds liquid space and the second shape of cross section holding liquid space is regular hexagon, first appearance liquid space and second is set and holds the thickness b1 of liquid space sidewall more than 0mm and less than 3mm, height is more than 0mm and less than 1.5mm, distance b2 between first two horizontal interior wall holding liquid space and the second appearance liquid space is more than 0mm and less than 20mm, it is possible to obtain the mixing of better fluid and heat transfer effect.
6. the heat exchanger of the present invention, treats that heat exchange unit includes the first heat-transfer surface, the first network being fixed on the first heat-transfer surface and being made up of the first grid of several array arrangements, and one of them first grid and the first heat-transfer surface collectively form the first appearance liquid space; Second heat-transfer surface, and the second network being fixed on the second heat-transfer surface and being made up of the second grid of several array arrangements, one of them second grid and the second heat-transfer surface collectively form the second appearance liquid space. Network is densely arranged in the way of array arrangement multiple grid, and each grid can constitute appearance liquid space with circulating face, such that it is able to form substantial amounts of appearance liquid space very easily, easily manufactured. Network can adopt the mode of etching to process, it would however also be possible to employ the mode of punching press is processed, easy to process. Network is according to different use occasions, can be combined by the mode of soldering or atoms permeating, when use atoms permeating mode in conjunction with time, without using any solder, and there is higher corrosion resistance, contactless thermal resistance, has stronger bearing capacity, is also suitably for the critical of carbon dioxide and supercritical steam cycle.
7. the heat exchanger of the present invention, in first network and/or the second network outer wall of input area and/or output area, is also uniformly provided with some fuisw ribs, is used for channel region or output area uniform distribution fluid.The setting of fuisw rib not only contribute to fluid evenly flow through channel region, also help strengthen marginal position contact strength.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in prior art or the specific embodiment of the invention, the accompanying drawing used in below prior art or detailed description of the invention being described is briefly described, apparently, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural blast schematic diagram of mixed heat transfer micro passage reaction in prior art.
Fig. 2 is the structural representation of reactant liquor runner diaphragm in Fig. 1.
Fig. 3 is the overall structure schematic diagram of heat exchanger in the embodiment of the present invention.
Fig. 4 is the structural representation of the second heat-transfer surface.
Fig. 5 is the structural representation of the first heat-transfer surface.
Fig. 6 is the structural representation after Partial Mesh amplifies.
Fig. 7 is the structure enlarged diagram of part A in Fig. 4.
Fig. 8 is the local structural graph after the first network superposes with the second network.
Fig. 9 is structure chart when support portion and appearance liquid space sidewall either flush.
Figure 10 is the structure chart that support portion protrudes from when holding liquid space sidewall end face.
Accompanying drawing labelling: 01-disperses hybrid component, 02-reactant liquor runner module, 021-reactant liquor runner, 022-heat transferring medium through hole, 03-heat transferring medium runner module, 031-reactant liquor via, 032-heat transferring medium runner, 033-ostium, 034-tap hole, 04-disperses hybrid channel;
1-treats heat exchange unit, 11-input area, 12-output area, 13-channel region, 14-first holds liquid space, and 15-second holds liquid space, 16-the first opening portion, 17-the second opening portion, 2-heat exchange unit, 30-installs mark, 5-support portion, 6-guiding rib, 7-cylindrical structural, 83-the 3rd via, 84-the 4th via, 9-space bar; 101-first treats heat-transfer surface, and 102-second treats heat-transfer surface, 103-the first network, 104-the first grid, 105-the second network, 106-the second grid, 100-the first panel, 110-the first import, 120-the second import, 200-the second panel, 210-second exports, 220-the second import.
Detailed description of the invention
Below in conjunction with Figure of description, technical scheme is described, it is clear that following embodiment is not the embodiment that the present invention is whole. Based on embodiment described in the invention, the every other embodiment that those of ordinary skill in the art obtain under not making other creative work premises, broadly fall into protection scope of the present invention.
It should be noted that in describing the invention, term " first ", " second " only for descriptive purposes, and it is not intended that instruction or hint relative importance. As long as just can be combined with each other additionally, technical characteristic involved in invention described below difference embodiment does not constitute conflict each other.
Embodiment
The present embodiment provides a kind of heat exchanger, as in Figure 3-5, including: treat heat exchange unit 1, it is at least one, including being oppositely arranged to be formed the first heat-transfer surface 101 and the second heat-transfer surface 102 of free air space, described free air space includes input area 11, output area 12 and connect the channel region 13 of described input area 11 and described output area 12; Described input area 11 is suitable to receive at least one fluid simultaneously; Described output area 12 is suitable to connect with external device; Described channel region 13 provides, for the fluid for entering into described input area 11, the passage being flowed into described output area 12;Described first heat-transfer surface 101 forming described channel region 13 is provided with some do not connect mutually and opening holds liquid space 14 towards the first of described second heat-transfer surface 102, described second heat-transfer surface 102 forming described channel region 13 is provided with some do not connect mutually and opening holds liquid space 15 towards the second of described first heat-transfer surface 101; One described first is held the opening of liquid space 14 hold the outs open of liquid space 15 with described at least two second relative, one described second opening holding liquid space 15 and the outs open relative (overlap mode be referred to Fig. 8 shown) of the first appearance liquid space 14 described at least two; The fluid entering into described input area 11 can only to be introduced into a described first appearance liquid space 14, then from holding the outs open position of liquid space 15 with one described second that this described, the opening of the first appearance liquid space 14 is relative, flowing through the sidewall end face of this described first appearance liquid space 14, enter back into this described second form holding liquid space 15 and gradually flow to described output area 12; Heat exchange unit 2, is at least one, treats that heat exchange unit 1 laminating is arranged with described, for treating that heat exchange unit 1 carries out heat exchange with described.
Concrete flow direction is referred to shown in Fig. 8, it is positioned at the fluid within the first appearance liquid space 14, when crossing the sidewall forming it, the second appearance liquid space 15 can be entered from the first position, opening portion 16, owing to second holds liquid space 15 except not having other to export except the opening of the first heat-transfer surface 101, thus enter into the fluid within the second appearance liquid space 15 and can enter another the first appearance liquid space 14 from the second opening portion 17, so repeat, until flowing to output area 12.
The heat exchanger of the present embodiment, from diverse location fluid flowing process in, can freely mix from each other, good mixing effect; Fluid is fully upset, impact in flow process, producing a large amount of flow-disturbing, and can impact the first appearance liquid space 14 or the second appearance liquid space 15 entered, thus being greatly accelerated the mixing efficiency of different fluid, and adding heat exchange efficiency. The heat exchanger of the present invention, fluid holds inner circumferential wall and the top and bottom of liquid space 14 and the second appearance liquid space 15 and all contacts with numerous first, and compared with prior art, heat exchange area is greatly increased, and is more beneficial for the nucleate boiling of fluid, so that heat exchange efficiency is greatly promoted. It addition, the type of flow of fluid upset, impact advance, it is possible to it is further exacerbated by the nucleate boiling speed of fluid, thus being more beneficial for the lifting of heat exchange efficiency.
The heat exchanger of the present invention, it is possible to for the independent heat exchange of the mixed heat transfer of multiple fluid, heat exchange during multiple fluid hybrid reaction, and single fluid.
First sidewall holding liquid space 14 and the second appearance liquid space 15 is equipped with support portion 5, it is arranged on the support portion 5 on the first appearance liquid space 14 sidewall with the support portion 5 being arranged on the second appearance liquid space 15 sidewall just to being connected, support thus providing stable to the first heat-transfer surface 101 and the second heat-transfer surface 102, it is possible to increase equipment intensity. Further support portion 5 being set to cylinder, technique when also helping later stage production combines, the convenient manufacturing.
In the present embodiment, as shown in Figure 6, the first shape of cross section holding liquid space 14 and the second appearance liquid space 15 is regular hexagon, and support portion 5 is evenly arranged in orthohexagonal three angular vertex positions. It addition, the first thickness b1 holding liquid space 14 and the second appearance liquid space 15 sidewall is 1.5mm, being highly 1mm, the first distance b2 held between liquid space 14 and two horizontal interior wall of the second appearance liquid space 15 is 10mm.
As deformation design scheme, first hold liquid space 14 and second hold liquid space 15 sidewall thickness b1 can between 0～3mm unrestricted choice, height unrestricted choice between 0～1.5mm, first holds the distance b2 unrestricted choice between 0～20mm between liquid space 14 and two horizontal interior wall of the second appearance liquid space 15, all can reach mixing and heat transfer effect preferably.
Holding the deformation design of liquid space 15 shape of cross section as holding liquid space 14 and described second to first, its shape of cross section can also is that triangle (especially equilateral triangle), polygon (especially regular polygon), and circle etc. When described first holds liquid space 14 and the second shape of cross section holding liquid space 15 is regular polygon, support portion 5 is evenly arranged on the first sidewall holding liquid space 14 or the second appearance liquid space 15.
In the present embodiment, as it is shown in figure 9, described support portion 5 and the described first either flush holding liquid space 14 sidewall, described support portion 5 and described second holds the either flush of liquid space 15 sidewall. As deformation design scheme, as shown in Figure 10, support portion 5 can also be designed and protrude the end face certain altitude of the first appearance liquid space 14 sidewall, or the end face certain altitude of the second appearance liquid space 15 sidewall is protruded in design support portion 5, cross resistance when the first appearance liquid space 14 enters the second appearance liquid space 15 (or contrary) reducing fluid, improve fluid transmission speed.
In the present embodiment, as shown in Figure 4 and Figure 5, treat that heat exchange unit 1 specifically includes: the first heat-transfer surface 101; First network 103, is fixed on described first heat-transfer surface 101, is made up of the first grid 104 of several array arrangements, and described first grid 104 collectively forms described first with described first heat-transfer surface 101 and holds liquid space 14; Second heat-transfer surface 102; Second network 105, is fixed on described second heat-transfer surface 102, is made up of the second grid 106 of several array arrangements, and described second grid 106 collectively forms described second with described second heat-transfer surface 102 and holds liquid space 15.
Network 103,105 is densely arranged in the way of array arrangement multiple grid 104,106, each grid 104,106 all can constitute appearance liquid space 14,15 with circulating face 101,102, such that it is able to form substantial amounts of appearance liquid space 14,15 very easily, easily manufactured. Network can adopt the mode of etching to process, it would however also be possible to employ the mode of punching press is processed, easy to process. Network is according to different use occasions, can be combined by the mode of soldering or atoms permeating, when use atoms permeating mode in conjunction with time, without using any solder, and there is higher corrosion resistance, contactless thermal resistance, has stronger bearing capacity, is also suitably for the critical of carbon dioxide and supercritical steam cycle.
For ensureing the correct installation of the first heat-transfer surface 101 and the second heat-transfer surface 102, first heat-transfer surface 101 and the second heat-transfer surface 102 are equipped with installation mark 30, only the installation on the first heat-transfer surface 101 and the second heat-transfer surface 102 identify 30 perfectly aligned time, on first heat-transfer surface 101 and the second heat-transfer surface 102, the relative position relation of network just meets the requirements, thus when the installation mark 30 of the first heat-transfer surface 101 and the second heat-transfer surface 102 is not alignd, workman can be reminded to reinstall, it is to avoid misloading. In the present embodiment, installing mark 30 is the semi-circular through hole being arranged on the first heat-transfer surface 101 and the second heat-transfer surface 102 marginal position, and people can also make the installation mark of other shapes according to demand.
As it is shown in fig. 7, in described first network 103 and described second network 105 outer wall of described input area 11 and output area 12, be also uniformly provided with some fuisw ribs 6, it is used for described channel region 13 or described output area 12 uniform distribution fluid. The setting of fuisw rib 6 not only contribute to fluid evenly flow through channel region 13, also help strengthen marginal position contact strength. Further, the end at described fuisw rib 6 is additionally provided with cylindrical structural 7, and controls muscle spacing b4≤b1+b2, muscle width b3 >=b1, and the diameter of cylindrical structural 7 satisfies condition: 0.5d1 < d2 < 5d1.
Exemplary in the present embodiment Fig. 3 depict one layer of situation treating that heat exchange unit 1 is combined with one layer of heat exchange unit 2, but in actual use, treat that heat exchange unit 1 and heat exchange unit 2 can have multilamellar, when all having multilamellar until heat exchange unit 1 and heat exchange unit 2, described in treat that heat exchange unit 1 and the stacking of described heat exchange unit 2 interval are arranged; And treat described in different layers to be arranged in parallel between heat exchange unit 1, it is arranged in parallel between the described heat exchange unit 2 of different layers.
Described heat exchange unit 2 has a heat exchange liquid input area, heat exchange liquid output area and connect described heat exchange liquid input area and the heat exchange liquid stream road of described heat exchange liquid output area; The set-up mode in heat exchange liquid stream road can be existing set-up mode, it is also possible to reference channel district 13 is arranged, and in the present embodiment, the set-up mode in heat exchange liquid stream road is similar with channel region 13, is not repeated to describe.
Described heat exchange unit 2 is provided with and connects with described input area 11, described output area 12 respectively, but not with the first via of described heat exchange liquid flow passage, the second via, treat described in different layers that heat exchange unit 1 is arranged in parallel by described first via and described second via.
Described treat that heat exchange unit 1 is provided with and connect with described heat exchange liquid input area, described heat exchange liquid output area respectively, but the 3rd via the 83, the 4th via 84 not connected with described channel region 13, the described heat exchange unit 2 of different layers is arranged in parallel by described 3rd via 83 and described 4th via 84.
Described in adjacent, treat to be additionally provided with between heat exchange unit 1 and described heat exchange unit 2 space bar 9, described space bar 9 is provided with first perforation relative with described first via, second perforation relative with described second via, threeth perforation relative with described 3rd via 83, and fourth perforation relative with described 4th via 84. The setting of space bar 9, it is possible to be prevented effectively from the mixing of fluid and heat exchange liquid.
As shown in Figure 3, by treating outside the working lining that heat exchange unit 1 and heat exchange unit 2 superposition are formed, it is additionally provided with the first panel 100 and the second panel 200, wherein the first panel 100 is provided with the first import 110 for inputting dissimilar fluid to input area 11, outwardly export the first outlet 120 of mixed mixed liquor, second panel 200 is provided with the second import 220 for inputting heat exchange liquid to heat exchange liquid input area, and outwardly exports the second outlet 210 of the heat exchange liquid after using.
In the present embodiment, the use procedure of heat exchanger is as follows:
First, heat exchange liquid (such as water, saline solution, ethylene glycol, trichloro ethylene or other refrigerating mediums) is inputted to the second heat exchange liquid entrance 220, after heat exchange liquid enters heat exchange liquid input area, flow to heat exchange liquid output area gradually through heat exchange liquid stream road, and in the process, treat that heat exchange unit 1 carries out heat exchange to what press close to heat exchange unit 2;
Secondly, it is injected simultaneously at least one fluid (multiple-pass joint can be adopted when injecting multiple fluid at the same time) to first fluid entrance 110, after fluid enters input area 11, flow to output area 12 through channel region 13, in the process, the continuous tumble mixed of fluid, carries out abundant heat exchange with heat exchange unit 2;
When have simultaneously multiple be arranged in parallel until heat exchange unit 1 time, the fluid injected from first fluid entrance 110 can through being located at the first via heat exchange unit 2, it is located at the first perforation on space bar 9, flow to multiple input areas 11 treating heat exchange unit 1 simultaneously, treat that heat exchange unit 1 starts work so that multiple simultaneously; The mixed flow flowing through hybrid channel district 13 knows from experience the second via through being located on heat exchange unit 2, is located at the on space bar 9 second perforation and converges, concentrates and discharge.
Multiple be arranged in parallel until heat exchange unit 1 time, multiple heat exchange units can also be arranged in parallel, from the heat exchange liquid of the second heat exchange liquid entrance 220 input through being located at the 3rd via the 83, the 4th via 84 treated heat exchange unit 1, be located on dividing plate 9 the 3rd perforation, the 4th perforation, flow to the heat exchange liquid input area of multiple heat exchange units 2 simultaneously, so that multiple heat exchange units 2 start work simultaneously, the heat exchange liquid flowing through heat exchange liquid stream road can through being located at the 4th via 84 treated on heat exchange unit 1, the 4th perforation being located on dividing plate 9 converges, and concentrates and discharges.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment. For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description. Here without also cannot all of embodiment be given exhaustive. And the apparent change thus extended out or variation are still among the protection domain of the invention.
Claims (14)
1. a heat exchanger, it is characterised in that: including:
Treat heat exchange unit (1), it is at least one, including being oppositely arranged to form first heat-transfer surface (101) of free air space and the second heat-transfer surface (102), described free air space includes input area (11), output area (12) and connect the channel region (13) of described input area (11) and described output area (12);
Described input area (11) is suitable to receive at least one fluid simultaneously;
Described output area (12) is suitable to connect with external device;
Described channel region (13) provides, for the fluid for entering into described input area (11), the passage being flowed into described output area (12); Described first heat-transfer surface (101) forming described channel region (13) is provided with some do not connect mutually and opening holds liquid space (14) towards the first of described second heat-transfer surface (102), described second heat-transfer surface (102) forming described channel region (13) is provided with some do not connect mutually and opening holds liquid space (15) towards the second of described first heat-transfer surface (101); One described first opening holding liquid space (14) is relative with the outs open of the second appearance liquid space (15) described at least two, and one described second opening holding liquid space (15) is relative with the outs open of the first appearance liquid space (14) described at least two;
The fluid entering into described input area (11) can only to be introduced into described first appearance liquid space (14), then hold the outs open position of liquid space (15) from relative one of opening described second holding liquid space (14) with this described first, flow through this described first sidewall end face holding liquid space (14), enter back into this described second form holding liquid space (15) and gradually flow to described output area (12);
Heat exchange unit (2), is at least one, treats that heat exchange unit (1) laminating is arranged with described, for treating that heat exchange unit (1) carries out heat exchange with described.
2. heat exchanger according to claim 1, it is characterised in that: the described first shape of cross section holding liquid space (14) and/or the second appearance liquid space (15) is triangle, polygon or circle.
3. heat exchanger according to claim 1 and 2, it is characterized in that: the described first sidewall holding liquid space (14) and described second appearance liquid space (15) is provided with support portion (5), be arranged on described first and hold the support portion (5) on liquid space (14) sidewall and be arranged on the described second support portion (5) holding on liquid space (15) sidewall just to being connected.
4. heat exchanger according to claim 3, it is characterised in that: described support portion (5) and the described first either flush holding liquid space (14) sidewall, or protrude certain altitude; And/or, described support portion (5) and the described second either flush holding liquid space (15) sidewall, or protrude certain altitude.
5. heat exchanger according to claim 3, it is characterised in that: described support portion (5) are cylindrical.
6. heat exchanger according to claim 3, it is characterized in that: the described first shape of cross section holding liquid space (14) and/or described second appearance liquid space (15) is regular polygon, described support portion (5) are evenly arranged in described first appearance liquid space (14) and/or described second appearance liquid space (15) sidewall.
7. heat exchanger according to claim 6, it is characterised in that: it is regular hexagon that described first appearance liquid space (14) and/or second holds liquid space (15); Described support portion (5) is evenly arranged in described orthohexagonal three angular vertex positions.
8. heat exchanger according to claim 7, it is characterized in that: described first holds liquid space (14) and/or second holds the thickness b1 of liquid space (15) sidewall more than 0mm and less than 3mm, height is more than 0mm and less than 1.5mm, and described first appearance liquid space (14) and/or second holds the distance b2 between two horizontal interior wall of liquid space (15) more than 0mm and less than 20mm.
9. heat exchanger according to claim 1, it is characterised in that: described in treat that heat exchange unit (1) including:
First heat-transfer surface (101);
First network (103), it is fixed on described first heat-transfer surface (101), being made up of first grid (104) of several array arrangements, described first grid (104) collectively forms described first with described first heat-transfer surface (101) and holds liquid space (14);
Second heat-transfer surface (102);
Second network (105), it is fixed on described second heat-transfer surface (102), being made up of second grid (106) of several array arrangements, described second grid (106) collectively forms described second with described second heat-transfer surface (102) and holds liquid space (15).
10. heat exchanger according to claim 9, it is characterized in that: on described first network (103) and/or described second network (105) outer wall of described input area (11) and/or output area (12), also it is uniformly provided with some fuisw ribs (6), is used for described channel region (13) or described output area (12) uniform distribution fluid.
11. heat exchanger according to claim 10, it is characterised in that: the end at described fuisw rib (6) is additionally provided with cylindrical structural (7).
12. heat exchanger according to claim 1, it is characterised in that: described in treat that heat exchange unit (1) and the stacking of described heat exchange unit (2) interval are arranged;
Treat described in different layers to be arranged in parallel between heat exchange unit (1), and/or, it is arranged in parallel between the described heat exchange unit (2) of different layers.
13. heat exchanger according to claim 12, it is characterised in that: described heat exchange unit (2) has a heat exchange liquid input area, heat exchange liquid output area and connect described heat exchange liquid input area and the heat exchange liquid stream road of described heat exchange liquid output area;
Described heat exchange unit (2) is provided with and connects with described input area (11), described output area (12) respectively, but not with the first via of described heat exchange liquid flow passage, the second via, treat described in different layers that heat exchange unit (1) is arranged in parallel by described first via and described second via;
And/or, described treat that heat exchange unit (1) is provided with and connect with described heat exchange liquid input area, described heat exchange liquid output area respectively, but the 3rd via (83) that do not connect with described channel region (13), the 4th via (84), the described heat exchange unit (2) of different layers is arranged in parallel by described 3rd via (83) and described 4th via (84).
14. heat exchanger according to claim 13, it is characterized in that: described in adjacent, treat to be additionally provided with between heat exchange unit (1) and described heat exchange unit (2) space bar (9), described space bar (9) is provided with the first perforation that is relative with described first via and that connect, the second perforation that is relative with described second via and that connect, the 3rd perforation that is relative with described 3rd via (83) and that connect, and the 4th perforation that is relative with described 4th via (84) and that connect.
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| CN106839856A (en) * | 2017-03-16 | 2017-06-13 | 上海板换机械设备有限公司 | Heat exchanger, heat exchanger plates component and anticorrosion heat exchanger plates |
| CN108680049A (en) * | 2018-05-22 | 2018-10-19 | 山东禹王生态食业有限公司 | A kind of soybean protein processing heat exchanger equipped with surge tank |
| CN108895866A (en) * | 2018-07-24 | 2018-11-27 | 扬州三丰新能源科技有限公司 | plate cooler |
| CN109489449A (en) * | 2018-11-20 | 2019-03-19 | 英特换热设备(浙江)有限公司 | A kind of radiator |
| CN113556924A (en) * | 2021-07-02 | 2021-10-26 | 中国船舶重工集团公司第七二四研究所 | Integrated water supply heat exchange device |
| CN114623630A (en) * | 2020-12-09 | 2022-06-14 | 广东美的白色家电技术创新中心有限公司 | Heat exchanger and dish washing machine |
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| CN106839856A (en) * | 2017-03-16 | 2017-06-13 | 上海板换机械设备有限公司 | Heat exchanger, heat exchanger plates component and anticorrosion heat exchanger plates |
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| CN108895866B (en) * | 2018-07-24 | 2020-07-31 | 扬州三丰新能源科技有限公司 | Plate cooler |
| CN109489449A (en) * | 2018-11-20 | 2019-03-19 | 英特换热设备(浙江)有限公司 | A kind of radiator |
| CN114623630A (en) * | 2020-12-09 | 2022-06-14 | 广东美的白色家电技术创新中心有限公司 | Heat exchanger and dish washing machine |
| CN113556924A (en) * | 2021-07-02 | 2021-10-26 | 中国船舶重工集团公司第七二四研究所 | Integrated water supply heat exchange device |
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| CN105674765B (en) | 2017-11-17 |
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