CN103499227A - Box-shaped stacked heat exchanger with one of mediums interchanging heat provided with multiple flow channels - Google Patents
Box-shaped stacked heat exchanger with one of mediums interchanging heat provided with multiple flow channels Download PDFInfo
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- CN103499227A CN103499227A CN201310439746.8A CN201310439746A CN103499227A CN 103499227 A CN103499227 A CN 103499227A CN 201310439746 A CN201310439746 A CN 201310439746A CN 103499227 A CN103499227 A CN 103499227A
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Abstract
A box-shaped stacked heat exchanger with one of mediums interchanging heat provided with multiple flow channels comprises a heat exchange core and is characterized in that the number of the flow channels of one heat exchange medium is increased through the mode of increasing heat exchange plates and heat exchange devices, under the action of corner hole backing plates, the heat exchange medium can flow in the same direction in the heat exchange devices of the multiple adjacent flow channels at the same time in a parallel-connection mode, but the other heat exchange mediums interchanging heat still flow in the original alternate-heat-exchange single-layer flow channels and the original alternate-heat-exchange heat exchange devices. In the heat exchange core, the number of the flow channels of one of the heat exchange mediums is larger than the number of the flow channels of the other heat exchange mediums, so that alternate heat exchange between the walls of the single-layer flow channels and the walls of the multilayer flow channels through the heat exchange mediums interchanging heat is achieved.
Description
Technical field
The present invention relates to a kind of heat exchanger, one of medium that relates in particular to a kind of mutual heat exchange has the stacked heat exchanger of box-like of multiple flow passages.
Background technology
The stacked heat exchanger of box-like refers to that a plurality of heat exchange plates that edge is inclined-plane are sequentially stacked, the mutual sealed attachment in inclined-plane that the sealing means of periphery relies on each heat exchange plate edge together, in the stacked heat exchanger of box-like inside, having can be for the hole, angle of heat transferring medium circulation and the heat-exchanger rig that carries out the partition heat exchange, angle pore size distribution in heat exchanger is at the two ends of each heat exchange plate, and heat-exchanger rig is at the middle part of each heat exchange plate.
The heat exchange mode of the stacked heat exchanger of box-like is at present, in same heat exchanger and heat exchange core body, the runner height of each heat transferring medium is identical, or runner height difference, but the medium of participation heat exchange and runner thereof always one deck to one deck ground mutually alternately, successively are adjacent to carry out the partition heat exchange.
The weak point of the stacked heat exchanger of above-mentioned this class box-like is;
In the face of the various heat exchange medium, mutually replacing, in the process of successively adjacent heat exchange, the heat exchange mode with identical runner height obviously can not be taken into account the heat transferring medium of heterogeneity and state well to the requirement of fluid resistance and Pressure Drop separately.
A kind of heat transferring medium of supposing mutual heat exchange is gaseous state, another kind of heat transferring medium is liquid, if take liquid heat transferring medium as basis, set the distance between plates runner height between each heat exchange plate, obviously for the heat transferring medium of gaseous state, in the process of heat exchange mutually, will inevitably be due to distance between plates runner height less, the resistance phenomenon produced and cause larger Pressure Drop, the heat transferring medium that shows gaseous state produces larger pressure reduction at the import and export place of this heat exchanger, can not meet the needs of engineering heat exchange.In order to alleviate this phenomenon, often adopt at present the sheet number that increases heat exchange plate, increase runner quantity and solve.But because the heat exchange mode of current this class heat exchanger is that one deck is to one deck alternately successively adjacent heat exchange mutually, when increasing the runner quantity of a certain heat transferring medium, also can correspondingly increase the runner quantity of other heat transferring mediums, so will cause because increased heat exchange plate quantity is more the cost of this heat exchanger significantly to increase thereupon.
In order to address the above problem, heat exchanger prior art with different distance between plates runner height has been disclosed in 03811046.6 at number of patent application, the advantage of this kind of prior art is, when forming different distance between plates runner height, do not increase extraly heat exchange plate quantity, still keep the heat transferring medium one deck in heat exchange core body mutually to replace one deck, successively be adjacent to carry out heat exchange.
Its weak point of prior art that to be disclosed the patent No. be 03811046.6 is, after each heat exchange plate assembling and in soldering, second edge section of every the second type heat exchange plate can be with not upper, each the first and the 3rd bezel of lower each heat exchange plate contacts, also can not be brazed together with these bezel, will cause like this in whole heat exchange core body, in the edge of every the second type heat exchange plate, there is one section in capital and only has the skin of single heat exchange plate material thickness edge-protected, a little less than such edge thickness distributes and will cause whole heat exchanger bearing capacity and anti-fatigue ability.
Summary of the invention
The objective of the invention is meeting heat transferring medium of different nature in the exchange thermal process, especially in the process of gaseous state and liquid heat exchange, meet gaseous medium in the inner resistance drop requirement produced of heat exchanger, and reduce manufacturing cost, improve bearing capacity and the anti-fatigue ability of heat exchanger.
The objective of the invention is to adopt following scheme to realize, one of medium of a kind of mutual heat exchange has the stacked heat exchanger of box-like of multiple flow passages, comprise heat exchange core body, this heat exchange core body has the bevel edge box-like and heat exchange plate that can be mutually stacked together forms by a plurality of, each heat exchange plate at the bevel edge position by mutual sealed attachment together, in each You Jiao hole, heat exchange plate two ends, hole, angle on heat exchange plate is the base plate two ends of plane distribution at heat exchange plate, each hole, angle and the peripheral plane of flattening thereof are all same plane with the base plate of this heat exchange plate, the heat exchange plate that has like this bezel and plane angle hole is stacked together, in hole, the heat transferring medium angle free air space formed, hole, angle backing plate is arranged on the periphery of angled hole plane of flattening of plane, the height of this hole, angle backing plate is single runner height, in the runner formed at each heat exchange plate, heat-exchanger rig is arranged, the height of heat-exchanger rig is identical and identical with heat exchange plate distance between plates runner height with the height of hole, angle backing plate, it is characterized in that, by the mode that increases heat exchange plate and heat-exchanger rig, increase wherein a kind of runner quantity of heat transferring medium, effect by hole, angle backing plate, form this kind of heat transferring medium can be simultaneously in the heat-exchanger rig of many adjacent channels co-flow in parallel together, and the heat transferring medium of other mutual heat exchange still flows in the individual layer runner of former alternately heat exchange and heat-exchanger rig, in such heat exchange core body, wherein a kind of runner quantity of heat transferring medium is more than the runner quantity of other heat transferring mediums, make the heat transferring medium of mutual heat exchange form multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
Each heat exchange plate distance between plates runner height that forms heat exchange core body is identical, increase wherein a kind of runner quantity of heat transferring medium, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
Form each heat exchange plate distance between plates runner height difference of heat exchange core body, wherein its distance between plates runner height of a kind of heat transferring medium is less than the distance between plates runner height of other heat transferring mediums, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
Form each heat exchange plate distance between plates runner height difference of heat exchange core body, wherein its distance between plates runner height of a kind of heat transferring medium is greater than the distance between plates runner height of other heat transferring mediums, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
In above-mentioned heat exchange core body, the liquid form of heat transferring medium is a kind of in angular flux, these two kinds of modes of one-sided same-edge current, and by above-mentioned two kinds of mutual Combination application of different liquid forms.
In hole, the heat transferring medium angle free air space formed, the backing plate form is arranged on the periphery of angled hole plane of flattening of plane, concrete applied backing plate form has, the comb shape angle hole backing plate of split adjacent distributions and hole, closed angle backing plate, conjuncted comb shape angle hole backing plate and hole, closed angle backing plate together, the little open type angle hole backing plate with the equal form-separating of heat transferring medium of split adjacent distributions and hole, closed angle backing plate, conjuncted little open type angle hole backing plate and hole, the closed angle backing plate that together there is the equal form-separating of heat transferring medium, the opened type angle hole backing plate of split adjacent distributions and hole, closed angle backing plate, conjuncted opened type angle hole backing plate and hole, closed angle backing plate together, the opened type angle hole backing plate of split adjacent distributions and hole, closed angle backing plate add deflector, conjuncted opened type angle hole backing plate together and hole, closed angle backing plate add a kind of in these eight kinds of forms of deflector, and by above-mentioned eight kinds of different mutual Combination application of backing plate form.
In above-mentioned heat exchange core body, the water conservancy diversion form is arranged in the runner between various heat exchange plates.
In above-mentioned heat exchange core body, there is no the water conservancy diversion form in the runner between various heat exchange plates.
Heat-exchanger rig is together with close-coupled between heat exchange plate, its heat-exchanger rig is a kind of in the orderly concavo-convex bubble form of corrugated form, fin configuration, arrangement, turbulence plate form, peg form, these six kinds of modes of crimping form, and by above-mentioned six kinds of mutual Combination application of dissimilar heat-exchanger rig.
In above-mentioned heat exchange core body, at each heat exchange plate periphery, use between the bezel of sealed attachment, between each heat exchange plate aspect, and between each comb shape backing plate and the periphery of angled hole plane of flattening by close-coupled, between each heat exchange plate and heat-exchanger rig, its form be coupled to each other refers to a kind of the carrying out adopted in soldering, welding, bonding, these four kinds of modes of sealing joint strip, and by above-mentioned four kinds of dissimilar mutual Combination application of connection form.
The present invention has the following advantages and good effect:
1, only increase a kind of runner quantity of heat transferring medium and the heat exchange plate of respective numbers, met the heat exchange demand of various heat exchange medium, relatively saved again the cost of product.
2, the inclined-plane due to each heat exchange plate edge is to be close together continuously; make the outer seal protection form of every layer of heat transferring medium runner consistent; make during a certain heat transferring medium has than the process of multiple flow passages quantity, can't reduce bearing capacity and the anti-fatigue ability of whole heat exchanger and heat exchange core body.
3, be former part form due to newly-increased heat exchange plate and heat-exchanger rig and hole, angle backing plate etc., do not increase thus the die cost of manufacturing new heat exchange plate and part thereof.
4, the heat exchanger of this spline structure and heat exchange core body can be suitable for the mutual heat exchange of multiple heat transferring medium, are particularly suited for gaseous state and refrigerant, liquid state and refrigerant, the heat exchange form between gaseous state and liquid state.
5, due to the sealing and the assembling form that adopt hole, angle backing plate, so can meet the heat exchange mode to angular flux or one-sided same-edge current of heat transferring medium.
The accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described.
The mutual stacked schematic diagram of 1 type heat exchange plate of Fig. 12 type heat exchange plates and twice
The A-A generalized section of Fig. 2 Fig. 4
The B-B generalized section of Fig. 3 Fig. 4
Fig. 41 type heat exchange plate schematic diagram
The C-C generalized section of Fig. 5 Fig. 7
The B1-B1 generalized section of Fig. 6 Fig. 7
Fig. 72 type heat exchange plate schematic diagrames
The mutual stacked schematic diagram of 1n type heat exchange plate of Fig. 8 2n type heat exchange plate and twice
The N-N generalized section of Fig. 9 Figure 11
The B2-B2 generalized section of Figure 10 Figure 11
Figure 11 1n type heat exchange plate schematic diagram
The M-M generalized section of Figure 12 Figure 14
The B3-B3 generalized section of Figure 13 Figure 14
Figure 14 2n type heat exchange plate schematic diagram
The stacked schematic diagram of heat exchange plate of the different distance between plates runner of Figure 15 different plates thickness height
The stacked schematic diagram of heat exchange plate of the identical sheet metal thickness same plate of Figure 16 spacing runner height
The specific embodiment
Below in conjunction with embodiment and diagram, be described further.
In the diagram of Fig. 1, the heat transferring medium that setting X is a kind of gaseous state, the liquid state that setting Y is a kind of refrigerant evaporation turns to the heat transferring medium of gaseous state.First heat exchange plate of extreme higher position is 1 type heat exchange plate, and has formed single runner between 2 type heat exchange plates of its front-seat next-door neighbour, and heat transferring medium X1 is from left to bottom right to angular flux.Being docile and obedient several second heat exchange plate downwards is 2 type heat exchange plates, and has formed single runner between 1 type heat exchange plate of its front-seat next-door neighbour, heat transferring medium Y1 from the lower-left to the upper right to angular flux.Being docile and obedient several the 3rd heat exchange plates downwards is 1 type heat exchange plates, and has formed single runner between 1 type heat exchange plate of its front-seat next-door neighbour, and heat transferring medium X2 is from left to bottom right to angular flux.Being docile and obedient several the 4th heat exchange plates downwards is also 1 type heat exchange plate, and also formed single runner between its front-seat next-door neighbour's 2 type heat exchange plates, heat transferring medium X3 to angular flux, can find out that X2 and X3 are the same heat transferring mediums of adjacent co-flow in parallel from left to bottom right.Being docile and obedient several the 5th heat exchange plates downwards is 2 type heat exchange plates, and has formed single runner between 1 type heat exchange plate of its front-seat next-door neighbour, heat transferring medium Y2 from the lower-left to the upper right to angular flux.Being docile and obedient several the 6th heat exchange plates downwards is 1 type heat exchange plates, and has formed single runner between 1 type heat exchange plate of its front-seat next-door neighbour, and heat transferring medium X4 is from left to bottom right to angular flux.Being docile and obedient several the 7th heat exchange plates downwards is 1 type heat exchange plates, and formed single runner between its front-seat next-door neighbour's 2 type heat exchange plates, heat transferring medium X5 to angular flux, can find out that X4 and X5 are the same heat transferring mediums of adjacent co-flow in parallel from left to bottom right.Being docile and obedient several the 8th heat exchange plates downwards is 2 type heat exchange plates, and has formed single runner between 1 type heat exchange plate of its front-seat next-door neighbour, heat transferring medium Y3 from the lower-left to the upper right to angular flux.Being docile and obedient last the 9th heat exchange plate of downward number is 1 type heat exchange plate, heat-exchanger rig and hole, angle backing plate are arranged on this 1 type heat exchange plate, with and unillustrated other heat exchange plates, or also there is a runner between thicker front apron, this runner is the single runner of heat transferring medium X6, and heat transferring medium X6 is from left to bottom right to angular flux.Above-mentioned nine heat exchange plates are mutually stacked together according to the order of sequence by six 1 type heat exchange plates and three 2 type heat exchange plates respectively, nine fluid courses have been formed, wherein there are three to be the runner of heat transferring medium Y, there are six to be the runner of heat transferring medium X, and between every two 2 type heat exchange plates, the runner of a heat transferring medium Y and the runner of the heat transferring medium X that two are connected in parallel appear in capital, and the runner quantity that shows heat transferring medium X is 2 times of heat transferring medium Y.
Fig. 2 is expressed as the cutaway view at 1 type heat exchange plate A-A place in Fig. 4, wherein 1 means the heat exchange plate section, 3 mean it is hole, closed angle backing plate section, through hole section in 4 expression hole, closed angle backing plates 3 and a plane angle hole section on 1 type heat exchange plate, 5 mean a plane angle hole section, 6 mean comb shape backing plate section, comb shape backing plate 6 is identical with the thickness of hole, closed angle backing plate 3, and identical with heat-exchanger rig 7 thickness in Fig. 3, be equal to H, and show that the angle between this heat exchange plate 1 bezel and base plate extended line is a, the sheet metal thickness of this heat exchange plate 1 is h.
Fig. 3 is expressed as the cutaway view at 1 type heat exchange plate B-B place in Fig. 4, wherein 1 means the heat exchange plate section, 7 mean to be highly the heat-exchanger rig section of H, and show that the angle between this heat exchange plate 1 bezel and base plate extended line is a, and the sheet metal thickness of this heat exchange plate 1 is h.
What Fig. 4 meaned is 1 type heat exchange plate, wherein 3 mean it is hole, closed angle backing plate, a plane angle hole in the upper right corner on through hole in 4 expression hole, closed angle backing plates 3 and 1 type heat exchange plate, 5 mean a plane angle hole in the upper left corner on through hole in comb shape backing plates 6 and 1 type heat exchange plate, 7 mean heat-exchanger rig, because comb shape backing plate 6 does not have deflector, can think the serrated fin that this heat-exchanger rig 7 is a kind of horizontally-arrangeds, 3c means hole, the foraminate closed angle of tool backing plate, a plane angle hole in the lower left corner on through hole in 8 expression hole, closed angle backing plate 3c and 1 type heat exchange plate, 5c means a plane angle hole in the lower right corner on through hole in comb shape backing plate 6c and 1 type heat exchange plate, heat transferring medium X is streamed from diagonal angle left to bottom right, in Fig. 4, hole, the comb shape angle backing plate 6 of split adjacent distributions and hole, closed angle backing plate 3, and hole, the comb shape angle backing plate 6c of split adjacent distributions and hole, closed angle backing plate 3c, all can distinguish the conjuncted conjuncted backing plate in hole, comb shape angle and hole, closed angle that together forms.
Fig. 5 is expressed as the cutaway view at 2 type heat exchange plate A-A places in Fig. 7, wherein 2 mean the heat exchange plate section, 5d is expressed as section and hole, the heavy-calibre planar angle section of a sealing large through-hole, 8e is expressed as small through hole section and a small-bore plane angle hole section of an opening, 10 mean the cross section, passageway be connected with 8e, 9 are expressed as large aperture conjoined pad plate section, in Fig. 5, the height of large aperture conjoined pad plate 9 is H, identical with the thickness of comb shape backing plate 6 in Fig. 2 and hole, closed angle backing plate 3, and and Fig. 3, heat-exchanger rig 7 in 6, 7e thickness is identical, be equal to H, and show that the angle between these heat exchange plate 2 bezel and base plate extended line is a, the sheet metal thickness of this heat exchange plate 2 is h.
Fig. 6 is expressed as the cutaway view at 2 type heat exchange plate B1-B1 places in Fig. 7, wherein 2 mean the heat exchange plate section, 7e means to be highly the heat-exchanger rig section of H, and shows that the angle between these heat exchange plate 2 bezel and base plate extended line is a, and the sheet metal thickness of this heat exchange plate 2 is h.
What Fig. 7 meaned is 2 type heat exchange plates, wherein 3e means it is hole, closed angle backing plate, 4e means a plane angle hole in the upper right corner on through hole in comb shape backing plate 6e and 2 type heat exchange plates, 5e means through hole in the backing plate 3e of hole, closed angle and a plane angle hole in the 2 type heat exchange plate upper left corners, 7e means heat-exchanger rig, due to the comb shape backing plate, 6e does not have deflector, can think that this heat-exchanger rig 7e is a kind of serrated fin of horizontally-arranged, also can think that the heat-exchanger rig 7 in 7e and Fig. 4 is different on the fin specification simultaneously, the serrated fin that means the selected different size of various heat exchange medium, 9 are expressed as large aperture conjoined pad plate, 8e is illustrated in the small through hole of an opening on large aperture conjoined pad plate 9 and a plane angle hole in the 2 type heat exchange plate lower left corners, 10 mean the passageway be connected with 8e, can play the effect of dividing equally the liquid phase refrigerant, 5d is expressed as the large through-hole of a sealing on large aperture conjoined pad plate 9 and a plane angle hole in the 2 type heat exchange plate lower right corner, heat transferring medium Y is that the diagonal angle from the lower-left to the upper right is streamed, in Fig. 7, hole, the comb shape angle backing plate 6e of split adjacent distributions and hole, closed angle backing plate 3e, can conjunctedly form the comprehensive backing plate in hole, comb shape angle and hole, closed angle together.
In the diagram of Fig. 8, the heat transferring medium that setting W is a kind of gaseous state, the liquid state that setting V is a kind of refrigerant evaporation turns to the heat transferring medium of gaseous state.First heat exchange plate of extreme higher position is n1 type heat exchange plate, and has formed single runner between its front-seat next-door neighbour's 2n type heat exchange plate, and heat transferring medium W1 is same-edge current from the top down.Being docile and obedient several second heat exchange plate downwards is 2n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 1n type heat exchange plate, and heat transferring medium V1 is same-edge current from bottom to top.Being docile and obedient several the 3rd heat exchange plates downwards is 1n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 1n type heat exchange plate, and heat transferring medium W2 is same-edge current from the top down.Being docile and obedient several the 4th heat exchange plates downwards is also 1n type heat exchange plate, and has also formed single runner between its front-seat next-door neighbour's 2n type heat exchange plate, and heat transferring medium W3 is same-edge current from the top down.Can find out that W2 and W3 are the same heat transferring mediums of adjacent co-flow in parallel.Being docile and obedient several the 5th heat exchange plates downwards is 2n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 1n type heat exchange plate, and heat transferring medium V2 is same-edge current from bottom to top.Being docile and obedient several the 6th heat exchange plates downwards is 1n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 1n type heat exchange plate, and heat transferring medium W4 is same-edge current from the top down.Being docile and obedient several the 7th heat exchange plates downwards is 1n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 2n type heat exchange plate, and heat transferring medium W5 is same-edge current from the top down, can find out that W4 and W5 are the same heat transferring mediums of adjacent co-flow in parallel.Being docile and obedient several the 8th heat exchange plates downwards is 2n type heat exchange plates, and has formed single runner between its front-seat next-door neighbour's 1n type heat exchange plate, and heat transferring medium V3 is same-edge current from bottom to top.Being docile and obedient last the 9th heat exchange plate of downward number is 1n type heat exchange plate, heat-exchanger rig and hole, angle backing plate are arranged on this 1n type heat exchange plate, with and unillustrated other heat exchange plates, or also there is a runner between thicker front apron, this runner is the single runner of heat transferring medium W6, and heat transferring medium w6 is same-edge current from the top down.Above-mentioned nine heat exchange plates are mutually stacked together according to the order of sequence by six 1n type heat exchange plates and three 2n type heat exchange plates respectively, nine fluid courses have been formed, wherein there are three to be the runner of heat transferring medium V, there are six to be the runner of heat transferring medium W, and between every two 2n type heat exchange plates, the runner of a heat transferring medium V and the runner of the heat transferring medium W that two are connected in parallel appear in capital, and the runner quantity that shows heat transferring medium W is 2 times of heat transferring medium V.
Fig. 9 is expressed as the cutaway view at the 1n type heat exchange plate N-N place in Figure 11, wherein 1n means the heat exchange plate section, 12 mean it is hole, conjuncted angle backing plate, 4n means through hole section in hole, conjuncted angle backing plate 12 and a plane angle hole section on 1n type heat exchange plate, 5n means a plane angle hole section, the thickness of hole, conjuncted angle backing plate 12 is H1, the thickness that as can be seen from Figure 9 is placed on the deflector 11 on 5n neighboring area, plane angle hole is also H1, and identical with the heat-exchanger rig 7n thickness in Figure 10, a is shown as the angle between this heat exchange plate 1n bezel and base plate extended line, the sheet metal thickness of this heat exchange plate 1n is h1.
Figure 10 is expressed as the cutaway view at the 1n type heat exchange plate B2-B2 place in Figure 11, wherein 1n means the heat exchange plate section, 7n means to be highly the heat-exchanger rig section of H1, and shows that the angle between this heat exchange plate 1n bezel and base plate extended line is a, and the sheet metal thickness of this heat exchange plate 1n is h1.
What Figure 11 meaned is 1n type heat exchange plate, wherein 12 mean it is hole, conjuncted angle backing plate, a bigbore through hole 4n is arranged on the right of this backing plate 12, this through hole 4n matches with the plane angle hole 4n in the heat exchange plate 1n upper right corner, and the zone of this through hole 4n periphery is in order to stop the heat transferring medium on this 1n type heat exchange plate to flow into this through hole.On the left side of this backing plate 12, have one uncovered, this is uncovered matches with the plane angle hole 5n in the heat exchange plate 1n upper left corner, this uncovered purpose is for the heat transferring medium on this 1n type heat exchange plate is flowed in the 5n of this hole, angle.11 mean it is the deflector of hole, angle 5n, 7n means heat-exchanger rig, 13 mean it is hole, another kind of conjuncted angle backing plate, a small-bore through hole 8n is arranged on the right of this backing plate 13, this through hole 8n matches with the plane angle hole in the heat exchange plate 1n lower right corner, and the zone of this through hole 8n periphery is in order to stop the heat transferring medium on this 1n type heat exchange plate to flow into this through hole.On the left side of this backing plate 13, have one uncovered, this is uncovered matches with the plane angle hole 5m in the heat exchange plate 1n lower left corner, this uncovered purpose is for the heat transferring medium on this 1n type heat exchange plate is flowed in the 5m of this hole, angle.11n means it is the deflector of hole, angle 5m, and W means that the heat transferring medium of one-sided same-edge current flows from the top down.
Figure 12 is expressed as the cutaway view at the 2n type heat exchange plate M-M place in Figure 14, wherein 2n means the heat exchange plate section, 13b means it is hole, the conjuncted angle backing plate of heat exchange plate 2n bottom, 5k means heavy caliber through hole section in the backing plate 13b of hole, conjuncted angle and a plane angle hole section on 2n type heat exchange plate, 8b is expressed as small through hole section and a small-bore plane angle hole section of an opening, 10b means the cross section, passageway be connected with 8e, in Figure 12, the height of hole, conjuncted angle backing plate 13b is H2, identical with the heat-exchanger rig 7b thickness in Figure 13, be equal to H2, and show that the angle between this heat exchange plate 2n bezel and base plate extended line is a, the sheet metal thickness of this heat exchange plate 2n is h2.
Figure 13 is expressed as the cutaway view at the 2n type heat exchange plate B3-B3 place in Figure 14, wherein 2n means the heat exchange plate section, 7b means to be highly the heat-exchanger rig section of H2, and shows that the angle between this heat exchange plate 2n bezel and base plate extended line is a, and the sheet metal thickness of this heat exchange plate 2n is h2.
What Figure 14 meaned is 2n type heat exchange plate, wherein 12b means it is hole, conjuncted angle backing plate, a bigbore through hole 5b is arranged on the left side of this backing plate 12b, this through hole 5b matches with the plane angle hole in the heat exchange plate 2n upper left corner, and the zone of this through hole 5b periphery is in order to stop the heat transferring medium on this 2n type heat exchange plate to flow into this through hole.On the right of this backing plate 12b, have one uncovered, this is uncovered matches with the plane angle hole 4b in the heat exchange plate 2n upper left corner, this uncovered purpose is for the heat transferring medium on this 2n type heat exchange plate is flowed in the 4b of this hole, angle.11b means it is the deflector of hole, angle 4b, 7b means heat-exchanger rig, 13b means it is hole, another kind of conjuncted angle backing plate, on the right of this backing plate 13b, a small-bore open hole 8b is arranged, this through hole 8b matches with the plane angle hole in the heat exchange plate 2n lower right corner, 10b means the passageway be connected with 8b, can play the effect of dividing equally the liquid phase refrigerant, 5k is expressed as the heavy caliber through hole of the sealing in the backing plate 13b left side and a plane angle hole in the 2n type heat exchange plate lower left corner, and V means that the heat transferring medium of one-sided same-edge current flows from bottom to top.
Figure 15 is that in Figure 10 and Figure 13, the section of the heat exchange plate 1n in B2-B2 and two cutaway views of B3-B3 and heat exchange plate 2n is mutually stacked together by the order of Fig. 8, because heat exchange plate 1n is different from the sheet metal thickness of heat exchange plate 2n, the sheet metal thickness h1 of heat exchange plate 1n is thicker than the sheet metal thickness h2 of heat exchange plate 2n, and heat-exchanger rig 7n, the height of 7b is not identical yet, the height H 1 of heat-exchanger rig 7n on heat exchange plate 1n is higher than the height H 2 of the heat-exchanger rig 7b on heat exchange plate 2n, so that Figure 15 means is different plates thickness h a 1>h2, the heat exchange core body of various heat exchange device height and different distance between plates runner height H 1>H2, and show the heat transferring medium alternately partition heat exchange mutually in heat exchange core body, form each heat exchange plate distance between plates runner height difference of heat exchange core body, wherein its distance between plates runner height of a kind of heat transferring medium is greater than the distance between plates runner height of other heat transferring mediums, the runner quantity of this kind of heat transferring medium W is the twice of other heat transferring mediums V runner quantity.
Figure 16 is that in Fig. 3 and Fig. 6, the section of the heat exchange plate 1 in B-B and two cutaway views of B1-B1 and heat exchange plate 2 is mutually stacked together by the order of Fig. 1, the identical h that is of sheet metal thickness due to heat exchange plate 1 and heat exchange plate 2, and heat-exchanger rig 7, the height of 7e and runner height are identical, be H, so what Figure 16 meaned is an identical sheet material thickness h, the heat exchange core body of same plate spacing runner height H, and show the heat transferring medium alternately partition heat exchange mutually in heat exchange core body, each heat exchange plate distance between plates runner height that forms heat exchange core body is identical, wherein the runner quantity of a kind of heat transferring medium X is the twice of other heat transferring mediums Y runner quantity.
Claims (6)
1. one of medium of a mutual heat exchange has the stacked heat exchanger of box-like of multiple flow passages, comprise heat exchange core body, this heat exchange core body has the bevel edge box-like and heat exchange plate that can be mutually stacked together forms by a plurality of, each heat exchange plate at the bevel edge position by mutual sealed attachment together, in each You Jiao hole, heat exchange plate two ends, hole, angle on heat exchange plate is the base plate two ends of plane distribution at heat exchange plate, each hole, angle and the peripheral plane of flattening thereof are all same plane with the base plate of this heat exchange plate, the heat exchange plate that has like this bezel and plane angle hole is stacked together, in hole, the heat transferring medium angle free air space formed, hole, angle backing plate is arranged on the periphery of angled hole plane of flattening of plane, the height of this hole, angle backing plate is single runner height, in the runner formed at each heat exchange plate, heat-exchanger rig is arranged, the height of heat-exchanger rig is identical and identical with heat exchange plate distance between plates runner height with the height of hole, angle backing plate, it is characterized in that, by the mode that increases heat exchange plate and heat-exchanger rig, increase wherein a kind of runner quantity of heat transferring medium, effect by hole, angle backing plate, form this kind of heat transferring medium can be simultaneously in the heat-exchanger rig of many adjacent channels co-flow in parallel together, and the heat transferring medium of other mutual heat exchange still flows in the individual layer runner of former alternately heat exchange and heat-exchanger rig, in such heat exchange core body, wherein a kind of runner quantity of heat transferring medium is more than the runner quantity of other heat transferring mediums, make the heat transferring medium of mutual heat exchange form multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
2. heat exchanger according to claim 1, it is characterized in that, each heat exchange plate distance between plates runner height that forms heat exchange core body is identical, increase wherein a kind of runner quantity of heat transferring medium, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
3. heat exchanger according to claim 1, it is characterized in that, form each heat exchange plate distance between plates runner height difference of heat exchange core body, wherein its distance between plates runner height of a kind of heat transferring medium is less than the distance between plates runner height of other heat transferring mediums, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
4. heat exchanger according to claim 1, it is characterized in that, form each heat exchange plate distance between plates runner height difference of heat exchange core body, wherein its distance between plates runner height of a kind of heat transferring medium is greater than the distance between plates runner height of other heat transferring mediums, the runner quantity of this kind of heat transferring medium is more than the runner quantity of other heat transferring mediums, the heat transferring medium that makes mutual heat exchange is no longer that the individual layer runner alternately successively is adjacent to the partition heat exchange to the individual layer runner, but forms multi-layer flow channels to the alternately partition heat exchange mutually of individual layer runner.
5. heat exchanger according to claim 1, it is characterized in that, heat-exchanger rig is together with close-coupled between heat exchange plate, its heat-exchanger rig is a kind of in the orderly concavo-convex bubble form of corrugated form, fin configuration, arrangement, turbulence plate form, peg form, these six kinds of modes of crimping form, and by above-mentioned six kinds of mutual Combination application of dissimilar heat-exchanger rig.
6. heat exchanger according to claim 1, it is characterized in that, in above-mentioned heat exchange core body, at each heat exchange plate periphery, use between the bezel of sealed attachment, between each heat exchange plate aspect, and between each comb shape backing plate and the periphery of angled hole plane of flattening by close-coupled, between each heat exchange plate and heat-exchanger rig, its form be coupled to each other refers to a kind of the carrying out adopted in soldering, welding, bonding, these four kinds of modes of sealing joint strip, and by above-mentioned four kinds of dissimilar mutual Combination application of connection form.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310439746.8A CN103499227B (en) | 2013-09-25 | 2013-09-25 | One of medium mutually to exchange heat has the box-like stacking heat exchanger of multiple flow passages |
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| CN201310439746.8A CN103499227B (en) | 2013-09-25 | 2013-09-25 | One of medium mutually to exchange heat has the box-like stacking heat exchanger of multiple flow passages |
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| CN103499227B CN103499227B (en) | 2018-03-06 |
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| CN106643238A (en) * | 2016-11-17 | 2017-05-10 | 广东工业大学 | Multistage liquid-separation plate-type condenser |
| CN107782180A (en) * | 2016-08-31 | 2018-03-09 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of heat exchanger core for being used for more than three kinds fluid heat exchanges |
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| CN103499227B (en) | 2018-03-06 |
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