CN101963473A - End cover and heat exchanger with same - Google Patents
End cover and heat exchanger with same Download PDFInfo
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- CN101963473A CN101963473A CN 201010529016 CN201010529016A CN101963473A CN 101963473 A CN101963473 A CN 101963473A CN 201010529016 CN201010529016 CN 201010529016 CN 201010529016 A CN201010529016 A CN 201010529016A CN 101963473 A CN101963473 A CN 101963473A
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Abstract
The invention discloses an end cover for closing a collecting pipe of a heat exchanger. A first end and a second end are defined by the end cover in the length direction; the end cover is in a step shape which is convenient for the end cover to be provided with at least two lengths including an upper step part with a minimum length and a lower step part with a maximum length. The invention also discloses the heat exchanger with the end cover. According to the end cover and the heat exchanger with the end cover, the stress of a heat exchange tube on the outmost side of the heat exchanger can be reduced, the burst strength of the heat exchange tube on the outmost side can be improved and thereby the burst strength of the whole heat exchanger can be improved.
Description
Technical field
The present invention relates to a kind of end cap of the header that is used to seal heat exchanger and have the heat exchanger of this end cap.
Background technology
Heat exchanger is a device commonly used in the refrigeration system, for example can be used as evaporimeter or condenser in refrigeration system.Traditional heat exchangers generally includes two headers that be arranged in parallel substantially, be connected two between the header heat exchanger tube and be arranged on fin between the adjacent heat exchange tubes.The end of header is used end cap seal usually, and traditional end cap is generally the form of circular slab and is formed with flange on the periphery edge of circular slab one side.
The pressure burst strength of heat exchanger is a leading indicator that influences the heat exchanger life-span and weigh heat exchanger performance, and the burst strength that therefore improves heat exchanger is an important directions of heat exchanger R﹠D work.
Summary of the invention
The present invention is based on the discovery of inventor to the following fact: the inventor is surprised to find that the breakdown point of most of heat exchanger all is on outermost first heat exchanger tube when the heat exchanging device carries out the pressure explosion bulge test, and the breakdown pressure of heat exchanger is well below the breakdown pressure of single heat exchange tube.The inventor learns when single heat exchange tube is done the breakdown pressure test by research and analysis, the suffered power of heat exchanger tube only is the pressure in the heat exchange pore, and in heat exchanger, because the end cap of heat exchanger also is subjected to the internal pressure effect, the pressure effect that makes heat exchanger tube in being subjected to the heat exchange pore, also be subjected to the pulling force effect of that part of header that contacts with heat exchanger tube simultaneously.Near more from end cap, the pulling force effect is strong more, and therefore first heat exchanger tube is easy to generate destruction most, so there is influence in the burst strength of end cap heat exchanging device.
Thereby one object of the present invention is to propose the end cap of header that is used to seal heat exchanger that a kind of burst strength that can improve heat exchanger improves the heat exchanger life-span.
Another object of the present invention is to propose to have the heat exchanger of above-mentioned end cap.
End cap according to the embodiment of one aspect of the invention, be used to seal the header of heat exchanger, this end cap is limited with first end and second end on its length direction, described end cap is step-like so that the following rank portion that described end cap has at least two length and comprises the last rank portion with minimum length and have maximum length.
According to the end cap of the embodiment of the invention, can reduce outermost heat exchanger tube stressed of heat exchanger, improve the burst strength of outermost heat exchanger tube, thereby improved the burst strength of whole heat exchanger.
In addition, can also have following additional technical characterictic according to the end cap of the embodiment of the invention:
Alternatively, described end cap is the truncated cone body or has rectangle or the column of square cross section.
Preferably, described end cap is a cylinder.
The described end cap single-stage that goes up rank portion and following rank portion formation of serving as reasons is step-like.
Described end cap is formed with the cavity that opens wide at its second end.
Described first end wall of rank portion down is provided with through hole.
In cavity, on first end wall of following rank portion, be formed with boss, and described through hole connects boss.
Second end week edge of described end cap is formed with the flange that extends radially outward, and the periphery of described flange is along being provided with the flange that extends towards first end integratedly.
The heat exchanger of embodiment according to a further aspect of the invention comprises: first header; Second header; Heat exchanger tube, the two ends of described heat exchanger tube insert respectively in first and second headers to connect first and second headers; Fin, described fin are separately positioned between the adjacent heat exchanger tube; And end cap, described end cap is according to the described end cap of first aspect present invention, wherein said end cap is arranged in the end of at least one header and is used to seal a described end, and the contiguous heat exchanger tube of last rank portion of described end cap and the junction of described at least one header and described time rank portion are away from described junction.
Preferably, following rank portion the extending axially of described end cap along described at least one header above the outermost heat exchanger tube adjacent or concordant with this outermost heat exchanger tube with a described end.
According to the heat exchanger of the embodiment of the invention, burst strength improves, and has improved the life-span.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the schematic perspective view according to the end cap of first embodiment of the invention;
Fig. 2 is the axial cutaway view of end cap shown in Figure 1;
Fig. 3 is the right view of end cap shown in Figure 1;
Fig. 4 is the axial cutaway view according to the end cap of second embodiment of the invention;
Fig. 5 is the axial cutaway view according to the end cap of third embodiment of the invention;
Fig. 6 is the axial cutaway view according to the end cap of fourth embodiment of the invention;
Fig. 7 is the schematic perspective view according to the end cap of fifth embodiment of the invention;
Fig. 8 is the axial cutaway view of end cap shown in Figure 7;
Fig. 9 is the schematic perspective view according to the end cap of sixth embodiment of the invention;
Figure 10 is the axial cutaway view of end cap shown in Figure 9;
Figure 11 is the schematic diagram according to the end cap with rectangular cross section of the embodiment of the invention;
Figure 12 is the axial cutaway view of end cap shown in Figure 11;
Figure 13 is the axial cutaway view according to the end cap of seventh embodiment of the invention;
Figure 14 is the right view of end cap shown in Figure 13;
Figure 15 is the axial cutaway view according to the end cap of eighth embodiment of the invention;
Figure 16 is the right view of end cap shown in Figure 15;
Figure 17 is the schematic diagram according to the heat exchanger of first embodiment of the invention;
Figure 18 is the schematic diagram according to the heat exchanger of second embodiment of the invention;
Figure 19 is the schematic diagram according to the heat exchanger of third embodiment of the invention;
Figure 20 is the stressed schematic diagram according to the header of the heat exchanger of the embodiment of the invention;
Figure 21 is the stressed schematic diagram according to the end cap of the heat exchanger of the embodiment of the invention;
Figure 22 is the schematic diagram with heat exchanger of traditional end cap;
Figure 23 is the cutaway view of traditional end cap;
Figure 24 is the stressed schematic diagram of header with heat exchanger of traditional end cap; With
Figure 25 is the stressed schematic diagram of traditional end cap.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, term " vertically ", " laterally ", " on ", close the orientation of indications such as D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position is based on orientation shown in the drawings or position relation, only be the present invention for convenience of description rather than require the present invention therefore can not be interpreted as limitation of the present invention with specific orientation structure and operation.
The present invention is based on inventor's following discovery: the breakdown point of finding most of heat exchanger when the heat exchanging device carries out the pressure explosion bulge test all is on outermost first heat exchanger tube, and the breakdown pressure of heat exchanger is well below the breakdown pressure of single heat exchange tube.
The inventor learns when single heat exchange tube is done the breakdown pressure test by research and analysis, the suffered power of heat exchanger tube only is the pressure in the heat exchange pore, and in heat exchanger, because the end cap of heat exchanger also is subjected to the internal pressure effect, thereby the pressure effect that makes heat exchanger tube in being subjected to the heat exchange pore, also be subjected to the pulling force effect of that part of header that contacts with heat exchanger tube simultaneously.Near more from end cap, the pulling force effect is strong more, and therefore first heat exchanger tube is easy to generate destruction most.
Figure 22 shows the schematic diagram of the traditional heat exchangers 100 ' with traditional end cap 5 ', and Figure 23 shows traditional end cap 5 ', and it is the stressed schematic diagram of header 3 ' with heat exchanger 100 ' of end cap 5 ' that Figure 24 shows; Show the stressed schematic diagram of end cap 5 ' with Figure 25.
Shown in Figure 22-25, traditional heat exchangers 100 ' comprises first header 1 ', the second header 2 ', heat exchanger tube 3 ', fin 4 ' and the end cap 5 '.The two ends of heat exchanger tube 3 ' are communicated with first header 1 ' and second header 2 ' respectively, and fin 4 ' is separately positioned between the adjacent heat exchange tubes 3 ', and end cap 5 ' is used to seal the end of first header 1 ' and second header 2 '.Figure 22 illustrates an end cap 5 ' of sealing first header 1 ' right-hand member.As shown in figure 23, end cap 5 ' is provided with the convex edge for the outer peripheral edges of circular slab and right flank, and the diameter of end cap 5 ' is D ', and length is L '.As shown in figure 22, in the time of in end cap 5 ' is installed to first header 1 ', end cap 5 ' is positioned at the outside of the outermost heat exchanger tube 3 ' on the right, when for example the right side of end cap 5 ' is concordant with the right side of first header 1 ', L ' less than the right side of outermost heat exchanger tube 3 ' distance first header 1 ' apart from M '.
Below with reference to the header (is example with first header 1 ') of Figure 24 and 25 analysis conventional heat exchangers 100 ' with end cap 5 ' is stressed.
Intercepting first header 1 ' analyzes to this section header and the end cap 5 ' of the right part of first header 1 ' with the contact-making surface (cross section) of the outermost heat exchanger tube 3 ' in the right.
Shown in Figure 24 and 25, σ 1 ' header 1 ' is in the suffered tension of section; S1 ' is in the contact area of section header 1 ' with heat exchanger tube 3 '; S2 ' deducts the area of S1 ' for above-mentioned area of section; τ 1 ' is the shear stress of end cap 5 ' to header 1 '; S3 ' is the contact area (equal the excircle area of end cap 5 ') of end cap 5 ' with header 1 '; S4 ' is the lifting surface area of end cap 5 bottoms; P ' is the internal pressure of header 5;
Thus, heat exchanger tube 3 ' is σ 1 ' * S1 ' at the suffered pulling force of section;
σ 1 ' * S1 '+σ 1 ' * S2 '=τ 1 * S3 '=P ' * S4 ' wherein
Therefore, it is big to be assembled into the suffered pulling force of outermost heat exchanger tube 3 ' on the heat exchanger 100 ', and the burst strength of outermost heat exchanger tube 3 ' reduces, and has reduced the burst strength of whole heat exchanger 100 ' thus.
Below with reference to accompanying drawing the end cap of header that is used to seal heat exchanger according to the embodiment of the invention is described.
For convenience of description, at first with reference to the simple heat exchanger 100 that has according to the end cap of the embodiment of the invention of describing of Figure 17.As described in Figure 17, heat exchanger 100 comprises first header, 1, the second header 2, and heat exchanger tube 3, heat exchanger tube 3 for example are flat tube, fin 4 and end cap 5.
It is interior to be connected first header 1 and second header 2 with second header 2 that first header 1 is inserted at the two ends of heat exchanger tube 3 respectively.4 fins are separately positioned between the adjacent heat exchanger tube 3.End cap 5 is arranged in the end of at least one header and is used to seal a described end.In example shown in Figure 17, only show an end cap 5 of second end (right-hand member among Figure 17) of sealing first header 1.In the following description, be that example is described also with the end cap 5 of the right-hand member that seals first header 1.
As Figure 1-3, the end cap 5 of header that is used for sealing heat exchanger 100 according to the embodiment of the invention is limited with first end (left end among Fig. 2) and second end (right-hand member among Fig. 2) on its length direction (left and right directions of Fig. 2), end cap 5 is step-like, thus the following rank portion 52 that end cap 5 has at least two length and comprises the last rank portion 51 with minimum length and have maximum length.
In first embodiment shown in Fig. 1-3, end cap 5 is made by cylinder and is had a single step, cylinder has diameter D, described single step is made of last rank portion 51 and following rank portion 52, wherein go up rank portion 51 and have first length L 1, following rank portion 52 has second length L 2, and the length L 2 of following rank portion 52 can be thought the length of end cap 5.Last rank portion 51 has first end face 511, and following rank portion 52 has first end face 521 and upper surface 522, and second end face of wherein going up rank portion 51 and following rank portion 52 is second end face 53 of end cap 5 just.
It will be appreciated that the present invention is not limited to this, for example end cap 5 can be made of the column with rectangle or square cross section, and can have a plurality of steps, to adapt to the header with rectangle or square cross section, shown in Figure 11 and 12.In addition, end cap 5 also can have the truncated cone, and truncated cone body for example is convenient in the header that end cap 5 is installed to heat exchanger thus, need to prove, when end cap was the truncated cone, the bottom of end cap 5 and the gap between the header can be filled with scolder when welding, that is to say, the end cap 5 of truncated cone form constitutes column with scolder, for example, when end cap 5 was the truncated cone body, end cap 5 constituted cylinder with scolder.
Analyze the stressing conditions of end cap 5 below with reference to Figure 17 and Figure 20 and 21.Stressed similar with analysis conventional heat exchanger 100 ' and end cap 5 ', the contact-making surface (cross section) of intercepting the right outermost heat exchanger tube 3 and first header 1 carries out force analysis to this section first header 1 and the end cap 5 of the right-hand member of first header 1.
Shown in Figure 20 and 21, σ 2 is that first header 1 is in the suffered tension of section, S1 is the contact area of first header 1 at section and heat exchanger tube 3, S2 is the area that area of section deducts S1, τ 2 is the shear stress of 5 pairs first headers 1 of end cap, S5 is the contact area of last rank portion 51 and first header 1 of end cap 5 and following rank portion 52 and the contact area sum of last rank portion 51 corresponding part and first header 1 (in other words, S5 is that the contact area of the end cap 5 and first header 1 deducts down part (L2-L1) that rank portion 52 goes out than last rank minister and the contact area of first header 1); S4 is that the bottom lifting surface area vertically of end cap 5 (is first face area of end cap 5, comprise the left side area of rank portion 51 and the left side area of following rank portion 52), S6 is that the contact area of the end cap 5 and first header 1 (is the excircle area of end cap 5, the excircle area sum of the excircle area that equals rank portion 51 and following rank portion 52), P is the internal pressure in first header 1, wherein:
Wherein, σ 2 * S1+ σ 2 * S2=τ 2 * S5
P×S4＝τ2×S6
Since the length L 2 of the following rank portion 52 of end cap 5 more than or equal to the center of the right outermost heat exchanger tube 3 to the right side of first header 1 apart from M, so S5＜S6, (σ 2 * S1+ σ 2 * S2)＜P * S4 can get thus: (σ 2 * S1+ σ 2 * S2)＜(σ 1 * S1+ σ 1 * S2)
Therefore, heat exchanger tube 3 is at the suffered pulling force of section: σ 2 * S1＜σ 1 * S1.Compare with heat exchanger with traditional end cap, have the heat exchanger 100 according to the end cap 5 of the embodiment of the invention, heat exchanger tube 3 suffered pulling force reduce, and therefore the burst strength of outermost heat exchanger tube 3 effectively improves, improve the burst strength of whole heat exchanger 100, prolonged the life-span.
As shown in Figure 2, in some embodiments of the invention, angle α 〉=90 between the upper surface 522 of first end face 511 (left side) of last rank portion 51 and following rank portion 52 °, thus be convenient to processing.
Fig. 4 shows the axial cutaway view according to the end cap 5 of second embodiment of the invention, as shown in Figure 4, end cap 5 is a hollow, be to be formed with cavity 54 in the end cap 5, cavity 54 opens wide at second end face 53 (right side among Fig. 4) of end cap 5, thereby the weight of end cap 5 reduces, and uses material to reduce, and has saved cost.
Fig. 5 shows the axial cutaway view according to the end cap 5 of third embodiment of the invention, embodiment shown in Figure 6 is to further improvement embodiment illustrated in fig. 5, wherein first end wall (left end wall) of the following rank portion 52 of end cap 5 is provided with through hole 523, when being installed in the header of heat exchanger 100 with convenient end cap 5, the cold-producing medium distributing pipe 6 in the header can pass end cap 5 (with reference to Figure 18).
Fig. 6 shows the axial cutaway view according to the end cap 5 of fourth embodiment of the invention, embodiment shown in Figure 6 is to further improvement embodiment illustrated in fig. 5, wherein in cavity 54, on the left end wall of following rank portion 52, be formed with boss 524, and through hole 523 connects boss 524.Thus, can increase the intensity that end cap 5 supports the part of cold-producing medium distributing pipe 6.
Fig. 7-8 shows the end cap 5 according to fifth embodiment of the invention, and wherein Fig. 7 is the schematic perspective view according to the end cap 5 of fifth embodiment of the invention, and Fig. 8 is the axial cutaway view of end cap 5 shown in Figure 7.Shown in Fig. 7-8, be formed with cavity 54 in the end cap 5, the upper surface that wherein descends rank portion 52 is recessed arcwall face.
Fig. 9-10 shows the end cap 5 according to sixth embodiment of the invention, and wherein Figure 10 is the schematic perspective view according to the end cap 5 of sixth embodiment of the invention.Shown in Fig. 9-10, be formed with cavity 54 in the end cap 5, the upper surface that wherein descends rank portion 52 is the arcwall face of epirelief.
Figure 13 and 14 shows the end cap 5 according to seventh embodiment of the invention, and wherein Figure 13 is the axial cutaway view according to the end cap 5 of seventh embodiment of the invention, and Figure 14 is the right view of end cap 5 shown in Figure 13.Shown in Figure 13 and 14, second end (right-hand member) of end cap 5 week is along being formed with the flange 55 that extends radially outward.
Figure 15 and 16 shows the end cap 5 according to eighth embodiment of the invention, wherein Figure 15 is the axial cutaway view according to the end cap 5 of eighth embodiment of the invention, Figure 16 is the right view of end cap 5 shown in Figure 15, according to the end cap 5 of eighth embodiment of the invention is further improvement to the 7th embodiment, wherein in the periphery of the flange 55 of end cap 5 along being provided with the flange 56 that extends towards first end (left end) integratedly.According to the end cap 5 of eighth embodiment of the invention, owing to be provided with flange 55 and flange 56, so end cap 5 has elasticity diametrically, thereby is convenient to install.
Below with reference to the heat exchanger 100 of Figure 17-19 description according to the embodiment of the invention.
Figure 17 illustrates the heat exchanger 100 according to first embodiment of the invention.As mentioned above, comprise first header, 1, the second header 2 according to the heat exchanger 100 of the embodiment of the invention, heat exchanger tube 3, heat exchanger tube 3 for example are flat tube, fin 4 and end cap 5.
It is interior to be connected first header 1 and second header 2 with second header 2 that first header 1 is inserted at the two ends of heat exchanger tube 3 respectively.4 fins are separately positioned between the adjacent heat exchanger tube 3.End cap 5 can be any end cap recited above, end cap 5 is arranged in the end of at least one header and is used to seal a described end, and the last rank portion 51 contiguous heat exchanger tubes 3 of end cap 5 and the junction of at least one header and down rank portion 52 away from described junction.
Figure 17 only shows an end cap 5 of second end (right-hand member among Figure 17) of sealing first header 1.As shown in figure 17, when end cap 5 was installed in the right-hand member of first header 1, the following rank portion 52 of end cap 5 extended beyond the outermost heat exchanger tube 3 adjacent with the right-hand member of first header 1 or concordant with outermost heat exchanger tube 3 left.Second end (right-hand member) of end cap 5 is concordant with the right-hand member of first header 1, in other words, the right-hand member of length L 2 〉=outermost heat exchanger tube 3 distances first header 1 of following rank portion 52 apart from M.Certainly, for end cap 5 is installed, the height H of the following rank portion 52 of end cap 5 should less than heat exchanger tube 3 be inserted between the inwall of end and first header 1 relative in first header 1 with this end apart from B.
As mentioned above, heat exchanger 100 according to the embodiment of the invention, owing to have step-like end cap 5, can reduce the stressed of outermost heat exchanger tube, improve the burst strength of outermost heat exchanger tube, improve the burst strength of whole heat exchanger thus, improved service life, carried out labor above, no longer be repeated in this description here.
Figure 18 shows the heat exchanger 100 according to second embodiment of the invention, wherein end cap 5 is provided with through hole 523 for first end wall of rank portion 52 hollow and following, therefore can be inserted with cold-producing medium distributing pipe 6 in first header 1, and end cap 5 can also play support and fixation to cold-producing medium distributing pipe 6.
Figure 19 shows the heat exchanger 100 according to third embodiment of the invention, compares with second embodiment shown in Figure 180, is provided with boss 524 in cavity 54 around through hole 523, thereby can improve the intensity that end cap 5 supports the part of coolant conduits 6.
Therefore, according to embodiment of the invention end cap, can improve heat exchanger burst strength, thereby improve service life with it.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. end cap, be used to seal the header of heat exchanger, it is characterized in that, described end cap is limited with first end and second end on its length direction, described end cap is step-like so that the following rank portion that described end cap has at least two length and comprises the last rank portion with minimum length and have maximum length.
2. end cap according to claim 1 is characterized in that, described end cap is the truncated cone body or has rectangle or the column of square cross section.
3. end cap according to claim 1 is characterized in that, described end cap is a cylinder.
4. end cap according to claim 3 is characterized in that, the described end cap single-stage that goes up rank portion and following rank portion formation of serving as reasons is step-like.
5. end cap according to claim 3 is characterized in that, described end cap is formed with the cavity that opens wide at its second end.
6. end cap according to claim 5 is characterized in that, described first end wall of rank portion down is provided with through hole.
7. end cap according to claim 6 is characterized in that, is formed with boss in described cavity on first end wall of following rank portion, and described through hole connects boss.
8. end cap according to claim 3 is characterized in that, second end week edge of described end cap is formed with the flange that extends radially outward, and the periphery of described flange is along being provided with the flange that extends towards first end integratedly.
9. a heat exchanger is characterized in that, comprising:
First header;
Second header;
Heat exchanger tube, the two ends of described heat exchanger tube insert respectively in first and second headers to connect first and second headers;
Fin, described fin are separately positioned between the adjacent heat exchanger tube; With
End cap, described end cap is according to each described end cap among the claim 1-8, wherein said end cap is arranged in the end of at least one header and is used to seal a described end, and the contiguous heat exchanger tube of last rank portion of described end cap and the junction of described at least one header and described time rank portion are away from described junction.
10. heat exchanger according to claim 9 is characterized in that, following rank portion the extending axially above the outermost heat exchanger tube adjacent with a described end or concordant with this outermost heat exchanger tube along described at least one header of described end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105290163A CN101963473B (en) | 2010-10-29 | 2010-10-29 | End cover and heat exchanger with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105290163A CN101963473B (en) | 2010-10-29 | 2010-10-29 | End cover and heat exchanger with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101963473A true CN101963473A (en) | 2011-02-02 |
| CN101963473B CN101963473B (en) | 2012-04-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105290163A Active CN101963473B (en) | 2010-10-29 | 2010-10-29 | End cover and heat exchanger with same |
Country Status (1)
| Country | Link |
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| CN (1) | CN101963473B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596153A (en) * | 2013-10-31 | 2015-05-06 | 杭州三花微通道换热器有限公司 | Micro-channel heat exchanger |
| CN104880115A (en) * | 2014-02-27 | 2015-09-02 | 杭州三花研究院有限公司 | Collecting pipe assembly and heat exchanger |
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| CN101639303A (en) * | 2009-08-17 | 2010-02-03 | 三花丹佛斯（杭州）微通道换热器有限公司 | Heat exchanger and heat exchanging device including same |
| JP4407053B2 (en) * | 2000-12-28 | 2010-02-03 | 株式会社デンソー | Heat exchanger |
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| JPH09126685A (en) * | 1995-10-31 | 1997-05-16 | Denso Corp | Heat exchanger |
| JPH09229582A (en) * | 1996-02-21 | 1997-09-05 | Zexel Corp | Cap structure of heat exchanger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596153A (en) * | 2013-10-31 | 2015-05-06 | 杭州三花微通道换热器有限公司 | Micro-channel heat exchanger |
| CN104596153B (en) * | 2013-10-31 | 2018-09-28 | 杭州三花微通道换热器有限公司 | Micro-channel heat exchanger |
| CN104880115A (en) * | 2014-02-27 | 2015-09-02 | 杭州三花研究院有限公司 | Collecting pipe assembly and heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101963473B (en) | 2012-04-25 |
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