CN102914191B - Novel heat exchanger provided with micro channel heat exchange plate - Google Patents
Novel heat exchanger provided with micro channel heat exchange plate Download PDFInfo
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- CN102914191B CN102914191B CN201210418861.2A CN201210418861A CN102914191B CN 102914191 B CN102914191 B CN 102914191B CN 201210418861 A CN201210418861 A CN 201210418861A CN 102914191 B CN102914191 B CN 102914191B
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Abstract
The invention discloses a novel heat exchanger provided with a micro channel heat exchange plate, relating to the technical field of heat exchangers. The novel heat exchanger comprises a heat exchanger housing and a heat exchange device, wherein a heat exchange medium inlet, a heat exchange medium outlet, a refrigerant inlet and a refrigerant outlet are formed in the heat exchanger housing; the left side and the right side of the micro channel heat exchange plate of the heat exchange device are downwards bent to form a left end folded plate and a right end folded plate; the upper side and the lower side of the micro channel heat exchange plate are upwards bent to form an upper end folded plate and a lower end folded plate; baffles are welded and fixed at the four corners of the micro channel heat exchange plate; one side of each baffle is welded and fixed at the lateral side of the left end folded plate or the right end folded plate in the way of atomic diffusion; and the other side of the baffle is welded and fixed at the lateral side of the upper end folded plate or the lower end folded plate in the way of atomic diffusion. The novel heat exchanger provided with the micro channel heat exchange plate is very simple in structure, and convenient to manufacture; four access areas are as follows: a refrigerant inlet area, a refrigerant outlet area, a heat exchange medium inlet area and a heat exchange medium outlet area are arranged at the four directions of same micro channel heat exchange plate, so that the heat exchange effect is good and the connection is convenient.
Description
Technical field:
The present invention relates to technical field of heat exchangers, more specifically to a kind of new type heat exchanger with Thermal Performance of Micro Channels plate.
Background technology:
Existing heat exchanger is mainly with fin copper tubular type, shell-tube type, plate type heat exchanger is main, popular micro-channel heat exchanger is that take air-cooled is basic being combined to form at present, performance due to people's heat exchanger, the more and more harsher requirement of volume, make micro-channel heat exchanger progressively substitute plate type heat exchanger and become trend, existing micro-channel heat exchanger generally includes the refrigeration heat exchange layer that forms cold-producing medium working medium passage on several layers or whole layer, number formable layer has working fluid passage, and with refrigeration heat exchange stacked setting, its individual layer single fluid circulation heat transfer effect is unsatisfactory, what also have proposes cold-producing medium working medium passage and working fluid channel setting on same plate as Chinese patent literature CN201010567766.X, the spaced second fluid passage of moulding and first fluid passage on heat exchanger plates, the horizontal groove of moulding on demarcation strip, and make horizontal groove be communicated with first fluid passage, it on first fluid passage and second fluid passage, passes into working fluid and refrigerant fluid carries out heat exchange.
Yet, its working fluid must pass in and out by the horizontal groove from demarcation strip, namely working fluid and refrigerant fluid import and export are on two boards, make like this demarcation strip need further processing, make demarcation strip must keep certain thickness, and when working fluid is during from the horizontal groove turnover of demarcation strip, keep certain distance with the cold-producing medium on heat exchanger plates, both heat exchange fast, heat exchange fast after working fluid enters heat exchanger plates, simultaneously, on heat exchanger plates, process first fluid passage and second fluid passage, in order to guarantee fluid turnover direction, first fluid channel-length direction two ends on heat exchanger plates also will be sealed, and opening is wanted at second fluid channel-length direction two ends, this workload macrostructure is complicated, reduced whole production efficiency.
And existing heat exchanger is that coolant channel and heat-exchange working medium passage are to carry out heat exchange by the processes of cutting at two different planks a bit, the cost of cutting processing is very high, and efficiency is very low, makes the holistic cost of heat exchanger very high.
Summary of the invention:
Object of the present invention is exactly the deficiency for prior art, and provide a kind of new type heat exchanger with Thermal Performance of Micro Channels plate, its structure is very simple, by refrigerant inlet district, refrigerant outlet district, four discrepancy districts of heat transferring medium entrance region and heat transferring medium outlet area are arranged on the four direction on same Thermal Performance of Micro Channels plate, easily manufactured, working fluid and refrigerant fluid enter four districts of coming in and going out and just start quick heat exchange, improve heat exchange efficiency, and heat transferring medium and cold-producing medium carry out heat exchange by a Thermal Performance of Micro Channels plate, thermal contact resistance is little, good effect of heat exchange, heat exchange efficiency is high, polylith Thermal Performance of Micro Channels plate is directly connected heat transferring medium import with stacked being arranged to of dividing plate after heat-exchanger rig on four direction simultaneously, heat transferring medium outlet, refrigerant inlet and refrigerant outlet just can be used, its total fluid flow is concentrated, and its interface is easy to connect.
Technology solution of the present invention is as follows:
A kind of new type heat exchanger with Thermal Performance of Micro Channels plate, comprise heat exchanger shell and heat-exchanger rig, heat exchanger shell is provided with heat transferring medium import, heat transferring medium outlet, refrigerant inlet and refrigerant outlet, heat-exchanger rig comprises polylith Thermal Performance of Micro Channels plate, between two blocks of neighbouring Thermal Performance of Micro Channels plates, be provided with dividing plate, interval is stacked in this way by atom Diffusion Welding, is formed by connecting for polylith Thermal Performance of Micro Channels plate and polylith dividing plate, the equal punch forming of described Thermal Performance of Micro Channels plate obverse and reverse has many netted grooves that are interweaved, the left side of Thermal Performance of Micro Channels plate and right side downward bending form left end flap and right-hand member flap, the bending that makes progress of the upside of Thermal Performance of Micro Channels plate and downside forms upper end flap and lower end flap, left end flap and right-hand member folded structure are first fold turn of bilge one end and are molded on Thermal Performance of Micro Channels plate, the other end forms the first surface plate, the front of the first surface plate of left end flap is refrigerant inlet district, the front of the first surface plate of right-hand member flap is refrigerant outlet district, upper end flap and lower end folded structure are that second bending part one end is molded on Thermal Performance of Micro Channels plate, the other end forms the second surface plate, the reverse side of the second surface plate of upper end flap is heat transferring medium entrance region, and the reverse side of the second surface plate of lower end flap is heat transferring medium outlet area, four welded corner joints of Thermal Performance of Micro Channels plate are fixed with baffle plate, and side, another side that one side of baffle plate is fixed on left end flap or right-hand member flap by atom Diffusion Welding are fixed on the side of upper end flap or lower end flap by atom Diffusion Welding,
The front of upper end flap, lower end flap, baffle plate, refrigerant inlet district, refrigerant outlet district, Thermal Performance of Micro Channels plate and top dividing plate form cold-producing medium free air space; The reverse side of left end flap, right-hand member flap, baffle plate, heat transferring medium entrance region, heat transferring medium outlet area, Thermal Performance of Micro Channels plate and underlay screen form current free air space.
Block board thickness is 0.05mm～0.1mm.
Many the netted grooves that are interweaved of described Thermal Performance of Micro Channels plate comprise the first groove, the first link slot, the first horizontal groove, the second groove, the second link slot and the second horizontal groove, on the first surface plate front of left end flap and right-hand member flap, punch forming has many vertical projections, between every adjacent two vertical projections, form the first groove, the first groove of all left end flaps forms refrigerant inlet district, the first groove of all right-hand member flaps forms refrigerant outlet district, the front of the Thermal Performance of Micro Channels plate between refrigerant outlet district and refrigerant inlet district is cold-producing medium heat transfer zone, the surrounding punch forming of cold-producing medium heat transfer zone has a plurality of the first salient points, the middle part punch forming of cold-producing medium heat transfer zone has the first projection of a plurality of queueing disciplines, between adjacent the first projection in left and right, form the first link slot, between the first neighbouring projection, form the first horizontal groove, the first link slot and the interlaced connection of the first horizontal groove are netted, the first groove, the first link slot and the first horizontal groove all communicate.
On the reverse side of the upper end flap of described Thermal Performance of Micro Channels plate and the second surface plate of lower end flap, punch forming has many vertical projections, between every adjacent two vertical projections, form the second groove, the second groove of all upper ends flap forms heat transferring medium entrance region, the second groove of all lower ends flap forms heat transferring medium outlet area, the reverse side of the Thermal Performance of Micro Channels plate between heat transferring medium entrance region and heat transferring medium outlet area is heat transferring medium heat transfer zone, cold-producing medium heat transfer zone and heat transferring medium heat transfer zone are corresponding up and down, the surrounding punch forming of heat transferring medium heat transfer zone has a plurality of the second salient points, the middle part punch forming of heat transferring medium heat transfer zone has the second projection of a plurality of queueing disciplines, between adjacent the second projection in left and right, form the second link slot, between the second neighbouring projection, form the second horizontal groove, the second link slot and the interlaced connection of the second horizontal groove are netted, the second groove, the second link slot and the second horizontal groove all communicate.
At grade, it is by the reverse side of atom Diffusion Welding dividing plate up for the first positive salient point of described Thermal Performance of Micro Channels plate, the first projection, the vertical end face of projection, the front of the end face of baffle plate and the second surface plate; The end face of vertical projection of the reverse side of the second salient point of the reverse side of Thermal Performance of Micro Channels plate, the second projection, the second surface plate, the reverse side of the bottom surface of baffle plate and the first surface plate at grade, its by atom Diffusion Welding below the front of dividing plate on.
The thickness of described Thermal Performance of Micro Channels plate is 0.1mm～1.0mm; It is stainless steel or copper material or aluminium material; The groove depth of the first groove, the first link slot, the first horizontal groove, the second groove, the second link slot and the second horizontal groove is all identical, is 0.05mm～0.9mm.
The negative shape of the Thermal Performance of Micro Channels plate that described the first projection is corresponding has the first recess, the front of the Thermal Performance of Micro Channels plate that the second projection is corresponding forms the second recess, the second recess is between two the first projections, the first recess is between two the second projections, and the first projection and the second projection are willow leaf shape.
Ownership cryogen entrance region is connected with refrigerant inlet and refrigerant outlet on heat exchanger shell respectively with refrigerant outlet district, and all heat transferring medium entrance regions are connected with heat transferring medium import and heat transferring medium outlet on heat exchanger shell respectively with heat transferring medium outlet area; On heat exchanger shell, be welded with heat transferring medium import connector, heat transferring medium outlet connector, refrigerant inlet connector and refrigerant outlet connector, heat transferring medium import connector, heat transferring medium outlet connector, refrigerant inlet connector and refrigerant outlet connector are connected with heat transferring medium import, heat transferring medium outlet, refrigerant inlet and refrigerant outlet respectively.
Total circulation area of the first groove, the first link slot, the first horizontal groove is 1:1～10 with the ratio of total circulation area of the second groove, the second link slot and the second horizontal groove.
Beneficial effect of the present invention is:
1, the front of the upper end flap of its Thermal Performance of Micro Channels plate, lower end flap, baffle plate, refrigerant inlet district, refrigerant outlet district, Thermal Performance of Micro Channels plate and top dividing plate form cold-producing medium free air space, left end flap, right-hand member flap, baffle plate, heat transferring medium entrance region, heat transferring medium outlet area, the reverse side of Thermal Performance of Micro Channels plate and underlay screen form current free air space, make refrigerant inlet district, refrigerant outlet district, four discrepancy districts of heat transferring medium entrance region and heat transferring medium outlet area are arranged on the four direction on same Thermal Performance of Micro Channels plate, heat transferring medium and refrigeration machine carry out heat exchange by a Thermal Performance of Micro Channels plate like this, thermal contact resistance is little, good effect of heat exchange, heat exchange efficiency is high, simultaneously, working fluid and refrigerant fluid just start quick heat exchange from entering four districts of coming in and going out, also greatly improve heat exchange efficiency, polylith Thermal Performance of Micro Channels plate is directly just connected and can uses with refrigerant outlet with heat transferring medium import, heat transferring medium outlet, the refrigerant inlet of heat exchanger shell after heat-exchanger rig with stacked being arranged to of dividing plate on four direction, make in the total flow set of two kinds of fluids, and its interface is easy to connect, install simple and convenient, and Thermal Performance of Micro Channels plate is by punch forming, manufacture and simple in structure, facilitate, its materials are few, and cost is low, and being common two-sided flat board, dividing plate just can meet without dividing plate is further processed, enhance productivity and reduce workload, dividing plate can adopt the better plate of thermal conductivity that 0.05mm～0.1mm is even thinner, and it guarantees that cold-producing medium and heat transferring medium in neighbouring Thermal Performance of Micro Channels plate carry out heat exchange.
2, the dividing plate that it is surface plate by the equal punch forming of polylith obverse and reverse by Thermal Performance of Micro Channels plate and the two sides of many netted grooves that are interweaved forms; At grade, it is by the reverse side of atom Diffusion Welding dividing plate up for the first positive salient point of Thermal Performance of Micro Channels plate, the first projection, the vertical end face of projection, the front of the end face of baffle plate and the second surface plate; The end face of vertical projection of the reverse side of the second salient point of the reverse side of Thermal Performance of Micro Channels plate, the second projection, the second surface plate, the reverse side of the bottom surface of baffle plate and the first surface plate at grade, its by atom Diffusion Welding below the front of dividing plate on, Thermal Performance of Micro Channels plate and dividing plate inside are welded completely, thermal resistance is little, even and if such service time is of a specified duration, also can guarantee that all grooves of fluid from Thermal Performance of Micro Channels plate can not stride across groove and flow through in gap between slave plate and plate through out-of-date, guarantee abundant diffusion and the heat exchange of fluid.
3, its refrigerant fluid is the front circulation from Thermal Performance of Micro Channels plate, and heat transferring medium fluid is the reverse side circulation from Thermal Performance of Micro Channels plate, and when this has just reduced liquid heat exchange, the spacing between two kinds of liquid, has improved the effect of heat exchange greatly; Meanwhile, cold-producing medium heat transfer zone and heat transferring medium heat transfer zone are corresponding up and down, make two kinds of distances between liquid keep the thinnest identical with plate, and this has improved the effect of heat exchange greatly.
4, the link slot of its cold-producing medium heat transfer zone and the laterally interlaced connection of groove are netted, the first groove, the first link slot and the first horizontal groove all communicate, the second link slot of heat transferring medium heat transfer zone and the interlaced connection of the second horizontal groove are netted, the second groove, the second link slot and the second horizontal groove all communicate, the time that this has guaranteed the abundant diffusion of fluid in enter cold-producing medium heat transfer zone and heat transferring medium heat transfer zone and has increased its heat exchange, efficiency and the effect of heat exchange have been improved, simultaneously, the first projection and the second projection are willow leaf shape, fluid is flowed smooth and easy, steadily.
5, because Thermal Performance of Micro Channels plate and dividing plate are to form by vacuum atom Diffusion Welding, guarantee the quality of its welding, reduce thermal resistivity.
6, the thickness of Thermal Performance of Micro Channels plate is 0.1mm～1mm, and this dwindles the volume of whole heat exchanger greatly, reduce it and take up room, and in volume-diminished, and guarantee that its heat transfer effect is several times of other common heat exchangers.
7, on the heat transferring medium import of heat exchanger shell of the present invention, heat transferring medium outlet, refrigerant inlet and refrigerant outlet, be all directly welded with general connector, so when mounted as long as the connector of other pipelines is connected and just can be used with connector on heat exchanger shell, person's installation easy to use and keeping in repair.
Accompanying drawing explanation:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is stereoscopic structural representation of the present invention;
Fig. 2 is the perspective view of Thermal Performance of Micro Channels plate of the present invention;
Fig. 3 be Thermal Performance of Micro Channels plate of the present invention change angle perspective view;
Fig. 4 is Thermal Performance of Micro Channels plate of the present invention and dividing plate sectional perspective structural representation when stacked;
Fig. 5 is the structural representation that removes heat exchanger shell front plate of the present invention;
Fig. 6 is the mobile partial schematic diagram of fluid at middle part, cold-producing medium heat transfer zone;
Fig. 7 is the structural representation that heat-exchanger rig is provided with connector;
Fig. 8 is the partial structurtes schematic diagram of upper end flap, lower end flap, left end flap and right-hand member flap when the vertical projection of punching press and baffle plate not on Thermal Performance of Micro Channels plate of the present invention;
Fig. 9 is the Facad structure schematic diagram of Thermal Performance of Micro Channels plate of the present invention;
Figure 10 is the reverse side structural representation of Thermal Performance of Micro Channels plate of the present invention.
Main element symbol description: 100, heat exchanger shell; 101, groove; 11, Thermal Performance of Micro Channels plate; 1111, baffle plate; 111, refrigerant inlet district; 112, cold-producing medium heat transfer zone; 113, refrigerant outlet district; 114, left end flap; 115, right-hand member flap; 1151, the first surface plate; 1152, first fold turn of bilge; 121, heat transferring medium entrance region; 122, heat transferring medium heat transfer zone; 123, heat transferring medium outlet area; 124, upper end flap; 125, lower end flap; 1251, the second surface plate; 1252, the second bending part; 12, dividing plate; 1, heat transferring medium import; 2, heat transferring medium outlet; 3, refrigerant inlet; 4, refrigerant outlet; 5, vertical projection; 51, the first groove; 52, the second groove; 6, the first salient point; 7, the first projection; 71, the first link slot; 72, the first horizontal groove; 73, the first recess; 8, the second salient point; 9, the second projection; 91, the second link slot; 92, the second horizontal groove; 93, the second recess; 1001, heat transferring medium import connector; 2001, heat transferring medium outlet connector; 3001, refrigerant inlet connector; 4001, refrigerant outlet connector.
The specific embodiment:
The following stated is only preferred embodiment of the present invention, does not therefore limit protection scope of the present invention.
Embodiment: see shown in Fig. 1 to Figure 10, a kind of new type heat exchanger with Thermal Performance of Micro Channels plate, comprise heat exchanger shell 100 and heat-exchanger rig, heat exchanger shell 100 is provided with heat transferring medium import 1, heat transferring medium outlet 2, refrigerant inlet 3 and refrigerant outlet 4, heat-exchanger rig comprises polylith Thermal Performance of Micro Channels plate 11, between two blocks of neighbouring Thermal Performance of Micro Channels plates 11, be provided with dividing plate 12, interval is stacked in this way by atom Diffusion Welding, is formed by connecting for polylith Thermal Performance of Micro Channels plate 11 and polylith dividing plate 12, the equal punch forming of described Thermal Performance of Micro Channels plate 11 obverse and reverse has many netted grooves that are interweaved, the left side of Thermal Performance of Micro Channels plate 11 and right side downward bending form left end flap 114 and right-hand member flap 115, the bending that makes progress of the upside of Thermal Performance of Micro Channels plate 11 and downside forms upper end flap 124 and lower end flap 125, left end flap 114 and right-hand member flap 115 structures are first fold turn of bilge 1152 one end and are molded on Thermal Performance of Micro Channels plate 11, the other end forms the first surface plate 1151, the front of the first surface plate 1151 of left end flap 114 is refrigerant inlet district 111, the front of the first surface plate 1151 of right-hand member flap 115 is refrigerant outlet district 113, upper end flap 124 and lower end flap 125 structures are that second bending part 1252 one end are molded on Thermal Performance of Micro Channels plate 11, the other end forms the second surface plate 1251, the reverse side of the second surface plate 1251 of upper end flap 124 is heat transferring medium entrance region 121, and the reverse side of the second surface plate 1251 of lower end flap 125 is heat transferring medium outlet area 123, four welded corner joints of Thermal Performance of Micro Channels plate 11 are fixed with baffle plate 1111, and side, another side that one side of baffle plate 1111 is fixed on left end flap 114 or right-hand member flap 115 by atom Diffusion Welding are fixed on the side of upper end flap 124 or lower end flap 125 by atom Diffusion Welding,
The front of upper end flap 124, lower end flap 125, baffle plate 1111, refrigerant inlet district 111, refrigerant outlet district 113, Thermal Performance of Micro Channels plate 11 and top dividing plate 12 form cold-producing medium free air space; The reverse side of left end flap 114, right-hand member flap 115, baffle plate 1111, heat transferring medium entrance region 121, heat transferring medium outlet area 123, Thermal Performance of Micro Channels plate 11 and underlay screen 12 form current free air space.
Dividing plate 12 thickness are 0.05mm～0.1mm.
Many the netted grooves that are interweaved of described Thermal Performance of Micro Channels plate 11 comprise the first groove 51, the horizontal groove 72 of the first link slot 71, first, the second groove 52, the second link slot 91 and the second horizontal groove 92, the positive upper punch forming of the first surface plate 1151 of left end flap 114 and right-hand member flap 115 has many vertical projections 5, between every adjacent two vertical projections 5, form the first groove 51, the first groove 51 of all left end flaps 114 forms refrigerant inlet district 111, the first groove 51 of all right-hand member flaps 115 forms refrigerant outlet district 113, the front of the Thermal Performance of Micro Channels plate 11 between refrigerant outlet district 113He refrigerant inlet district 111 is cold-producing medium heat transfer zone 112, the 112 surrounding punch formings of cold-producing medium heat transfer zone have a plurality of the first salient points 6, the middle part punch forming of cold-producing medium heat transfer zone 112 has the first projection 7 of a plurality of queueing disciplines, between adjacent the first projection 7 in left and right, form the first link slot 71, between the first neighbouring projection 7, form the first horizontal groove 72, the first link slot 71 and the interlaced connection of the first horizontal groove 72 are netted, the first groove 51, the first link slot 71 and the first horizontal groove 72 all communicate.
On the reverse side of the upper end flap 124 of described Thermal Performance of Micro Channels plate 11 and the second surface plate 1251 of lower end flap 125, punch forming has many vertical projections 5, between every adjacent two vertical projections 5, form the second groove 52, the second groove 52 of all upper ends flap 124 forms heat transferring medium entrance region 121, the second groove 52 of all lower ends flap 125 forms heat transferring medium outlet area 123, the reverse side of the Thermal Performance of Micro Channels plate 11 between heat transferring medium entrance region 121 and heat transferring medium outlet area 123 is heat transferring medium heat transfer zone 122, cold-producing medium heat transfer zone 112 and heat transferring medium heat transfer zone are corresponding Shang Xia 122, the 122 surrounding punch formings of heat transferring medium heat transfer zone have a plurality of the second salient points 8, the middle part punch forming of heat transferring medium heat transfer zone 122 has the second projection 9 of a plurality of queueing disciplines, between adjacent the second projection 9 in left and right, form the second link slot 91, between the second neighbouring projection 9, form the second horizontal groove 92, the second link slot 91 and the interlaced connection of the second horizontal groove 92 are netted, the second groove 52, the second link slot 91 and the second horizontal groove 92 all communicate.
At grade, it is by the reverse side of atom Diffusion Welding dividing plate 12 up for the first positive salient point 6 of described Thermal Performance of Micro Channels plate 11, the first projection 7, the vertical end face of projection 5, the front of the end face of baffle plate 1111 and the second surface plate 1251; The end face of vertical projection 5 of the reverse side of the second salient point 8 of the reverse side of Thermal Performance of Micro Channels plate 11, the second projection 9, the second surface plate 1251, the reverse side of the bottom surface of baffle plate 1111 and the first surface plate 1151 at grade, its by atom Diffusion Welding below the front of dividing plate 12 on.
The thickness of described Thermal Performance of Micro Channels plate 11 is 0.1mm～1.0mm; It is stainless steel or copper material or aluminium material; The groove depth of the first groove 51, the horizontal groove 72 of the first link slot 71, first, the second groove 52, the second link slot 91 and the second horizontal groove 92 is all identical, is 0.05mm～0.9mm.
The negative shape of the Thermal Performance of Micro Channels plate 11 of described the first projection 7 correspondences has the first recess 73, the front of the Thermal Performance of Micro Channels plate 11 of the second projection 9 correspondences forms the second recess 93, the second recess 93 is between two the first projections 7, the first recess 73 is between two the second projections 9, and the first projection 7 and the second projection 9 are willow leaf shape.
Ownership cryogen entrance region 111Yu refrigerant outlet district 113 is connected with refrigerant inlet 3 and refrigerant outlet 4 on heat exchanger shell 100 respectively, and all heat transferring medium entrance regions 121 are connected with heat transferring medium import 1 and heat transferring medium outlet 2 on heat exchanger shell 100 respectively with heat transferring medium outlet area 123; On heat exchanger shell 100, be welded with heat transferring medium import connector 1001, heat transferring medium outlet connector 2001, refrigerant inlet connector 3001 and refrigerant outlet connector 4001, heat transferring medium import connector 1001, heat transferring medium outlet connector 2001, refrigerant inlet connector 3001 and refrigerant outlet connector 4001 are connected with heat transferring medium import 1, heat transferring medium outlet 2, refrigerant inlet 3 and refrigerant outlet 4 respectively.
Described heat exchanger shell 100 is square housing, forms many grooves 101 on the backboard of heat exchanger shell 100.
Total circulation area and the ratio of total circulation area of the second groove 52, the second link slot 91 and the second horizontal groove 92 of the first groove 51, the first link slot 71, the first horizontal groove 72 are 1:1～10, wherein take 1:2 as preferential.
Operation principle: first the stainless steel flat plate blank part of 0.1mm～1.0mm thickness is carried out to punching press one-shot forming, make the obverse and reverse punch forming simultaneously of Thermal Performance of Micro Channels plate 11 go out the first groove 51 that groove depth is 0.05mm～0.9mm, the first link slot 71, the first horizontal groove 72, the second groove 52, the second link slot 91 and the second horizontal groove 92, also stamp out left end flap 114, right-hand member flap 115, upper end flap 124 and lower end flap 125, and punch forming has many vertical projections 5 on the first surface plate 1151 fronts of left end flap 114 and right-hand member flap 115, on the reverse side of the second surface plate 1251 of upper end flap 124 and lower end flap 125, punch forming has many vertical projections 5, four welded corner joints of Thermal Performance of Micro Channels plate 11 are fixed with baffle plate 1111, one side of baffle plate 1111 is weldingly fixed on the side of left end flap 114 or right-hand member flap 115, another side is weldingly fixed on the side of upper end flap 124 or lower end flap 125, then, between two blocks of neighbouring Thermal Performance of Micro Channels plates 11, be provided with dividing plate 12, the stacked setting in interval in this way of polylith Thermal Performance of Micro Channels plate 11 and polylith dividing plate 12, put into vacuum diffusion welding and connect stove clamping, vacuumize, heat, when temperature arrives the fusing point of corrosion resistant plate, pressurize all Thermal Performance of Micro Channels plates 11 and dividing plate 12 welding are formed to heat-exchanger rig, owing to adopting the method to guarantee its welding completely.
Like this heat-exchanger rig is completed, then pack heat exchanger shell 100 into, make ownership cryogen entrance region 111Yu refrigerant outlet district 113 form respectively refrigerant inlet and refrigerant outlet, refrigerant inlet and refrigerant outlet are connected with refrigerant inlet 3 and refrigerant outlet 4 on heat exchanger shell 100 respectively, all heat transferring medium entrance regions 121 have formed respectively heat transferring medium import and heat transferring medium outlet with heat transferring medium outlet area 123, heat transferring medium import and heat transferring medium outlet are connected with heat transferring medium import 1 and heat transferring medium outlet 2 on heat exchanger shell 100 respectively.
Water is passed into by the heat transferring medium import 1 on heat exchanger shell, and then water flows in each Thermal Performance of Micro Channels plate 11, and last heat transferring medium outlet 2 from heat exchanger shell 100 is flowed out; And in water flowing, by the refrigerant inlet 3 on heat exchanger shell 100, entered, then enter each Thermal Performance of Micro Channels plate 11, last refrigerant outlet 4 from heat exchanger shell 100 flows out, wherein second link slot 91 and the second horizontal groove 92 of current in heat transferring medium heat transfer zone 122 fully disperses, first link slot 71 and the first horizontal groove 72 of cold-producing medium in cold-producing medium heat transfer zone 112 fully disperses, meanwhile, and two kinds of fluid fully heat exchange mutually.
Claims (9)
1. a new type heat exchanger with Thermal Performance of Micro Channels plate, comprise heat exchanger shell (100) and heat-exchanger rig (10), heat exchanger shell (100) is provided with heat transferring medium import (1), heat transferring medium outlet (2), refrigerant inlet (3) and refrigerant outlet (4), heat-exchanger rig comprises polylith Thermal Performance of Micro Channels plate (11), between neighbouring two blocks of Thermal Performance of Micro Channels plates (11), be provided with dividing plate (12), interval is stacked in this way by atom Diffusion Welding, is formed by connecting for polylith Thermal Performance of Micro Channels plate (11) and polylith dividing plate (12), it is characterized in that: the equal punch forming of described Thermal Performance of Micro Channels plate (11) obverse and reverse has many netted grooves that are interweaved, the left side of Thermal Performance of Micro Channels plate (11) and right side downward bending form left end flap (114) and right-hand member flap (115), the bending that makes progress of the upside of Thermal Performance of Micro Channels plate (11) and downside forms upper end flap (124) and lower end flap (125), left end flap (114) and right-hand member flap (115) structure are first fold turn of bilge (1152) one end and are molded on Thermal Performance of Micro Channels plate (11), the other end forms the first surface plate (1151), the front of first surface plate (1151) of left end flap (114) is refrigerant inlet district (111), the front of first surface plate (1151) of right-hand member flap (115) is refrigerant outlet district (113), upper end flap (124) and lower end flap (125) structure are the second bending part (1252) one end and are molded over that Thermal Performance of Micro Channels plate (11) is upper, the other end forms the second surface plate (1251), the reverse side of second surface plate (1251) of upper end flap (124) is heat transferring medium entrance region (121), and the reverse side of second surface plate (1251) of lower end flap (125) is heat transferring medium outlet area (123), four welded corner joints of Thermal Performance of Micro Channels plate (11) are fixed with baffle plate (1111), and side, another side that one side of baffle plate (1111) is fixed on left end flap (114) or right-hand member flap (115) by atom Diffusion Welding are fixed on the side of upper end flap (124) or lower end flap (125) by atom Diffusion Welding,
The front of upper end flap (124), lower end flap (125), baffle plate (1111), refrigerant inlet district (111), refrigerant outlet district (113), Thermal Performance of Micro Channels plate (11) and top dividing plate (12) form cold-producing medium free air space; The reverse side of left end flap (114), right-hand member flap (115), baffle plate (1111), heat transferring medium entrance region (121), heat transferring medium outlet area (123), Thermal Performance of Micro Channels plate (11) and underlay screen (12) form current free air space.
2. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 1, is characterized in that: dividing plate (12) thickness is 0.05mm～0.1mm.
3. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 1, is characterized in that: many netted grooves that are interweaved of described Thermal Performance of Micro Channels plate (11) comprise the first groove (51), the first link slot (71), the first horizontal groove (72), the second groove (52), the second link slot (91) and the second horizontal groove (92), on the first surface plate (1151) front of left end flap (114) and right-hand member flap (115), punch forming has many vertical projections (5), between every adjacent two vertical projections (5), form the first groove (51), first groove (51) of all left end flaps (114) forms refrigerant inlet district (111), first groove (51) of all right-hand member flaps (115) forms refrigerant outlet district (113), the front of the Thermal Performance of Micro Channels plate (11) between refrigerant outlet district (113) and refrigerant inlet district (111) is cold-producing medium heat transfer zone (112), cold-producing medium heat transfer zone (112) surrounding punch forming has a plurality of the first salient points (6), the middle part punch forming of cold-producing medium heat transfer zone (112) has first projection (7) of a plurality of queueing disciplines, between adjacent the first projection (7) in left and right, form the first link slot (71), between neighbouring the first projection (7), form the first horizontal groove (72), the first link slot (71) and the interlaced connection of the first horizontal groove (72) are netted, the first groove (51), the first link slot (71) and the first horizontal groove (72) all communicate.
4. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 3, it is characterized in that: on the reverse side of the upper end flap (124) of described Thermal Performance of Micro Channels plate (11) and second surface plate (1251) of lower end flap (125), punch forming has many vertical projections (5), between every adjacent two vertical projections (5), form the second groove (52), second groove (52) of all upper ends flaps (124) forms heat transferring medium entrance region (121), second groove (52) of all lower ends flaps (125) forms heat transferring medium outlet area (123), the reverse side of the Thermal Performance of Micro Channels plate (11) between heat transferring medium entrance region (121) and heat transferring medium outlet area (123) is heat transferring medium heat transfer zone (122), cold-producing medium heat transfer zone (112) and heat transferring medium heat transfer zone (122) are corresponding up and down, heat transferring medium heat transfer zone (122) surrounding punch forming has a plurality of the second salient points (8), the middle part punch forming of heat transferring medium heat transfer zone (122) has second projection (9) of a plurality of queueing disciplines, between adjacent the second projection (9) in left and right, form the second link slot (91), between neighbouring the second projection (9), form the second horizontal groove (92), the second link slot (91) and the interlaced connection of the second horizontal groove (92) are netted, the second groove (52), the second link slot (91) and the second horizontal groove (92) all communicate.
5. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 4, it is characterized in that: at grade, it is by the reverse side of atom Diffusion Welding dividing plate (12) up for positive first salient point (6) of described Thermal Performance of Micro Channels plate (11), the first projection (7), the vertical end face of projection (5), the front of the end face of baffle plate (1111) and the second surface plate (1251); The reverse side of the end face of the vertical projection (5) of the reverse side of second salient point (8) of the reverse side of Thermal Performance of Micro Channels plate (11), the second projection (9), the second surface plate (1251), the bottom surface of baffle plate (1111) and the first surface plate (1151) at grade, its by atom Diffusion Welding below the front of dividing plate (12) on.
6. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 5, is characterized in that: the thickness of described Thermal Performance of Micro Channels plate (11) is 0.1mm～1.0mm; It is stainless steel or copper material or aluminium material; The groove depth of the first groove (51), the first link slot (71), the first horizontal groove (72), the second groove (52), the second link slot (91) and the second horizontal groove (92) is all identical, is 0.05mm～0.9mm.
7. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 6, it is characterized in that: the negative shape of the Thermal Performance of Micro Channels plate (11) that described the first projection (7) is corresponding has the first recess (73), the front of the Thermal Performance of Micro Channels plate (11) that the second projection (9) is corresponding forms the second recess (93), the second recess (93) is between two the first projections (7), the first recess (73) is between two the second projections (9), and the first projection (7) and the second projection (9) are willow leaf shape.
8. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 7, it is characterized in that: ownership cryogen entrance region (111) is connected with refrigerant inlet (3) and refrigerant outlet (4) on heat exchanger shell (100) respectively with refrigerant outlet district (113), all heat transferring medium entrance regions (121) are connected with heat transferring medium import (1) and heat transferring medium outlet (2) on heat exchanger shell (100) respectively with heat transferring medium outlet area (123); On heat exchanger shell (100), be welded with heat transferring medium import connector (1001), heat transferring medium outlet connector (2001), refrigerant inlet connector (3001) and refrigerant outlet connector (4001), heat transferring medium import connector (1001), heat transferring medium outlet connector (2001), refrigerant inlet connector (3001) and refrigerant outlet connector (4001) are connected with heat transferring medium import (1), heat transferring medium outlet (2), refrigerant inlet (3) and refrigerant outlet (4) respectively.
9. a kind of new type heat exchanger with Thermal Performance of Micro Channels plate according to claim 8, is characterized in that: the ratio of total circulation area of total circulation area of the first groove (51), the first link slot (71), the first horizontal groove (72) and the second groove (52), the second link slot (91) and the second horizontal groove (92) is 1:1～10.
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| CN201210418861.2A CN102914191B (en) | 2012-10-26 | 2012-10-26 | Novel heat exchanger provided with micro channel heat exchange plate |
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| CN201210418861.2A CN102914191B (en) | 2012-10-26 | 2012-10-26 | Novel heat exchanger provided with micro channel heat exchange plate |
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| CN102914191B true CN102914191B (en) | 2014-08-06 |
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| CN103499228A (en) * | 2013-09-29 | 2014-01-08 | 吴江红蔷薇纺织有限公司 | Efficient micro-channel heat exchanger |
| CN106281932A (en) * | 2016-11-11 | 2017-01-04 | 吉林省博大生化有限公司 | A kind of method controlling temperature in thinning, sweat |
| CN108489155A (en) * | 2018-05-31 | 2018-09-04 | 上海朗旦制冷技术有限公司 | A kind of novel dividing wall type micro heat exchanger |
| CN108905921B (en) * | 2018-08-29 | 2024-03-29 | 山东豪迈化工技术有限公司 | Microchannel reaction heat exchange device |
| CN109019511A (en) * | 2018-10-11 | 2018-12-18 | 广东索特能源科技有限公司 | A kind of methane reformer system using SOFC high-temperature flue gas |
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| US4815534A (en) * | 1987-09-21 | 1989-03-28 | Itt Standard, Itt Corporation | Plate type heat exchanger |
| CN2660466Y (en) * | 2003-10-15 | 2004-12-01 | 尤晓栋 | Fin type heat exchanging modular |
| CN102003899A (en) * | 2010-12-01 | 2011-04-06 | 杭州沈氏换热器有限公司 | Microchannel heat exchanger |
| CN102706187A (en) * | 2012-05-29 | 2012-10-03 | 浙江微智源能源技术有限公司 | Integrated type micro-channel heat exchanger |
| CN102706201A (en) * | 2012-05-29 | 2012-10-03 | 浙江微智源能源技术有限公司 | Micro-channel structure of heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5974496A (en) * | 1982-10-21 | 1984-04-26 | Matsushita Electric Ind Co Ltd | Plate-type heat exchanger |
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| US4815534A (en) * | 1987-09-21 | 1989-03-28 | Itt Standard, Itt Corporation | Plate type heat exchanger |
| CN2660466Y (en) * | 2003-10-15 | 2004-12-01 | 尤晓栋 | Fin type heat exchanging modular |
| CN102003899A (en) * | 2010-12-01 | 2011-04-06 | 杭州沈氏换热器有限公司 | Microchannel heat exchanger |
| CN102706187A (en) * | 2012-05-29 | 2012-10-03 | 浙江微智源能源技术有限公司 | Integrated type micro-channel heat exchanger |
| CN102706201A (en) * | 2012-05-29 | 2012-10-03 | 浙江微智源能源技术有限公司 | Micro-channel structure of heat exchanger |
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