CN104154801A - Collecting pipe and heat exchanger - Google Patents
Collecting pipe and heat exchanger Download PDFInfo
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- CN104154801A CN104154801A CN201410401303.4A CN201410401303A CN104154801A CN 104154801 A CN104154801 A CN 104154801A CN 201410401303 A CN201410401303 A CN 201410401303A CN 104154801 A CN104154801 A CN 104154801A
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Abstract
The invention provides a collecting pipe for a heat exchanger and the heat exchanger. The collecting pipe comprises a chamber defined by a tubular body, a first separating part and a communicating hole, wherein the first separating part divides the chamber into a first chamber and a second chamber, and the communicating hole enables the first chamber to be communicated with the second chamber. The communicating hole is configured to enable the refrigerant flow which is supplied in the first side, in the transverse direction close to the chamber of the tubular body, of the communicating hole and penetrates through the first separating part to be larger than the refrigerant flow which is supplied in the second side, in the transverse direction close to the chamber of the tubular body, of the communicating hole and penetrates through the first separating part, wherein the second side is opposite to the first side, and the transverse direction is perpendicular to the axial direction of the collecting pipe. The collecting pipe can adjust distribution of the refrigerant flow in the transverse direction of the heat exchange tube suck as a flat pipe and improve heat exchange performance of the heat exchanger.
Description
Technical field
The present invention relates to a kind of header and heat exchanger.
Background technology
As illustrated in fig. 1 and 2, traditional micro-channel heat exchanger comprises inlet tube 5, outlet 6, header 3,1, the heat exchanger tube 2 such as flat tube, fin 3.Header 3,1 has the function of distributing and collecting refrigerant, and refrigerant enters header 3 by inlet tube 5, enters into the runner of the heat exchanger tube 2 of multiple flat tubes by the cavity of header 3.For traditional header 3, in order to obtain good distribution effects, can connect one section of distributing pipe 4 at inducer, be responsible for the assignment problem of refrigerant.
Summary of the invention
The object of this invention is to provide a kind of header and the heat exchanger such as micro-channel heat exchanger, thus for example, improve two phase refrigerants in the mixing of header inside, refrigerant is more evenly entered in the runner such as the heat exchanger tube of flat tube.
Another object of the present invention is to provide a kind of header and the heat exchanger such as micro-channel heat exchanger, thus for example, improves the distribution of refrigerant on horizontal direction or the width of the heat exchanger tube such as flat tube.
According to an aspect of the present invention, the invention provides a kind of header for heat exchanger, this header comprises: the chamber being limited by tubular body; The first separator, described chamber is separated into the first chamber and the second chamber by this first separator; And the intercommunicating pore that the first chamber and the second chamber are communicated with, described intercommunicating pore be configured so that described intercommunicating pore the first side in a lateral direction near the chamber of tubular body than relative, that described the second side in a lateral direction provides, through the refrigerant flow of the larger flow of the first separator be greater than near second side in a lateral direction of the chamber of tubular body, through the refrigerant flow of the first separator, described horizontal direction is vertical with the axial direction of header.
According to an aspect of the present invention, on the cross section of header, described the first separator roughly extends along described horizontal direction.
According to an aspect of the present invention, on the cross section of header, the two ends of described the first separator are connected with the inwall of tubular body or are integral.
According to an aspect of the present invention, all described intercommunicating pores are positioned at described the first side, or all described intercommunicating pores are positioned at described the first side with respect to the central axis of header.
According to an aspect of the present invention, all described intercommunicating pores are arranged at least one row along the axial direction of header.
According to an aspect of the present invention, described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, and the first intercommunicating pore is positioned at described the first side, and the second intercommunicating pore is positioned at described the second side.
According to an aspect of the present invention, total cross-sectional area of the first intercommunicating pore is greater than total cross-sectional area of the second intercommunicating pore, or the first intercommunicating pore is greater than the second intercommunicating pore.
According to an aspect of the present invention, described the first intercommunicating pore is arranged at least one row along the axial direction of header, and described the second intercommunicating pore is arranged at least one row along the axial direction of header.
According to an aspect of the present invention, the described header for heat exchanger also comprises: the second separator, and described the second chamber is separated into the 3rd chamber and the 4th chamber by this second separator; And the third connecting hole that the 3rd chamber and the 4th chamber are directly communicated with, wherein said intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber, make thus cold-producing medium flow through successively described the first chamber, described the 3rd chamber and the 4th chamber, or make cold-producing medium flow through successively described the 4th chamber, described the 3rd chamber and described the first chamber.
According to an aspect of the present invention, the described header for heat exchanger also comprises: for being connected the refrigerant inlet of described the 4th chamber that makes cold-producing medium flow into header with refrigerant inlet pipe or making cold-producing medium flow out the refrigerant outlet of described the 4th chamber of header for being connected with refrigerant outlet pipe.
According to an aspect of the present invention, described the second separator limits at least one tube, or at least one in the tube wall of described the second separator and the first separator and described tubular body limit at least one tube, the chamber of the chamber of this at least one tube outside and this at least one tube inside forms the 3rd chamber and the 4th chamber.
According to an aspect of the present invention, described intercommunicating pore runs through the first separator.
According to an aspect of the present invention, the second separator is run through in described third connecting hole, or described third connecting hole is made up of the gap between the second separator and the tube wall of tubular body.
According to an aspect of the present invention, described horizontal direction is substantially vertical with the axial direction of the heat exchanger tube of heat exchanger.
According to an aspect of the present invention, described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, the first intercommunicating pore is positioned at described the first side, the second intercommunicating pore is positioned at described the second side, described third connecting hole is arranged on described first side in a lateral direction of the chamber of tubular body, or described third connecting hole is arranged on described first side in a lateral direction of the chamber of tubular body with respect to the central axis of header.
According to an aspect of the present invention, described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, the first intercommunicating pore is positioned at described the first side, the second intercommunicating pore is positioned at described the second side, described third connecting hole, towards described the 3rd chamber and towards described described lopsidedness in a lateral direction, makes to penetrate towards described described the first side spray in a lateral direction by the cold-producing medium in described third connecting hole.
According to an aspect of the present invention, the described header for heat exchanger also comprises: next door, this next door by the second chamber be separated into mutual isolation, the first sub-chamber and the second sub-chamber that are communicated with the first intercommunicating pore and the second intercommunicating pore respectively.
The cross-sectional area of the first sub-chamber being communicated with the first intercommunicating pore according to an aspect of the present invention, is greater than the cross-sectional area of the second sub-chamber being communicated with the second intercommunicating pore.
According to an aspect of the present invention, the described header for heat exchanger also comprises: two the second separators, and each in described the first sub-chamber and the second sub-chamber is separated into the 3rd chamber and the 4th chamber by these two second separators, and each the 3rd chamber and the third connecting hole that is directly communicated with of the 4th chamber in described the first sub-chamber and the second sub-chamber, wherein said the first intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber of described the first sub-chamber, described the second intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber of described the second sub-chamber, make thus cold-producing medium flow through successively described the first chamber, described the 3rd chamber and the 4th chamber of described the first sub-chamber and described the second sub-chamber, or make cold-producing medium flow through successively described the 4th chamber of described the first sub-chamber and described the second sub-chamber, described the 3rd chamber and described the first chamber.
According to an aspect of the present invention, make the 3rd chamber and the 4th chamber of described the first sub-chamber directly be greater than the 3rd chamber and the direct third connecting hole being communicated with of the 4th chamber that make described the second sub-chamber in the third connecting hole of connection, or make the 3rd chamber of described the first sub-chamber and total cross-sectional area in the third connecting hole that the 4th chamber is directly communicated be greater than the total cross-sectional area that makes the 3rd chamber of described the second sub-chamber and the third connecting hole of the direct connection of the 4th chamber.
According to an aspect of the present invention, the cross-sectional area of the 3rd chamber of described the first sub-chamber is greater than the cross-sectional area of the 3rd chamber of described the second sub-chamber.
According to an aspect of the present invention, the pressure of the 3rd chamber of described the first sub-chamber is greater than the pressure of the 3rd chamber of described the second sub-chamber, or the pressure of the 4th chamber of described the first sub-chamber is greater than the pressure of the 4th chamber of described the second sub-chamber.
According to an aspect of the present invention, the invention provides a kind of heat exchanger, this heat exchanger comprises: multiple heat exchanger tubes, and above-mentioned header, described header is connected with multiple heat exchanger tubes.
According to an aspect of the present invention, in a lateral direction described, all described intercommunicating pores are roughly positioned at the residing position, edge of described the first side in a lateral direction described heat exchanger tube, described.
According to an aspect of the present invention, described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, the first intercommunicating pore is positioned at described the first side, the second intercommunicating pore is positioned at described the second side, in a lateral direction described, described the first intercommunicating pore is roughly positioned at the residing position, edge of described the first side in a lateral direction described heat exchanger tube, described, and in a lateral direction described, described the second intercommunicating pore is roughly positioned at the residing position, edge of described the second side in a lateral direction described heat exchanger tube, described.
According to an aspect of the present invention, total cross-sectional area of the first intercommunicating pore is greater than the second intercommunicating pore total cross-sectional area or the first intercommunicating pore are greater than the second intercommunicating pore.
According to an aspect of the present invention, described horizontal direction is substantially vertical with the axial direction of heat exchanger tube.
According to an aspect of the present invention, described heat exchanger tube is flat tube.
According to an aspect of the present invention, described heat exchanger is micro-channel heat exchanger.
Adopt technical scheme according to an embodiment of the invention, make to enter such as the coolant quantity in the high windward side passage of the heat exchange efficiency of the heat exchanger tube of flat tube higher, thereby can obtain a relatively high heat exchanger heat exchange efficiency.Adopt technical scheme according to an embodiment of the invention, can adjust the amount of the refrigerant that enters the interior thin channel near windward side and leeward side of flat tube.
Brief description of the drawings
Fig. 1 is the schematic diagram of the heat exchanger of prior art;
Fig. 2 is the signal partial enlarged drawing of the heat exchanger of prior art;
Fig. 3 is according to the schematic diagram of the header of the heat exchanger of the first embodiment of the present invention;
Fig. 4 is according to the schematic isometric of the part parts of the header of the heat exchanger of the first embodiment of the present invention;
Fig. 5 is the schematic diagram of the header of heat exchanger according to a second embodiment of the present invention;
Fig. 6 is the schematic diagram of the header of the heat exchanger of a third embodiment in accordance with the invention;
Fig. 7 is the schematic diagram of the header of the heat exchanger of a fourth embodiment in accordance with the invention;
Fig. 8 to 10 is the schematic diagram of the header of heat exchanger according to a fifth embodiment of the invention;
Figure 11 and 12 is the schematic diagram of the header of heat exchanger according to a sixth embodiment of the invention; And
Figure 13 and 14 is the schematic diagram of the header of heat exchanger according to a seventh embodiment of the invention.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the present invention will be further described.
As shown in Figure 3, comprise multiple heat exchanger tubes 2, be arranged on the fin between multiple heat exchanger tubes 2 according to the heat exchanger in enforcement of the present invention, and header 10, described header 10 is connected with multiple heat exchanger tubes 2, and can be used for for multiple heat exchanger tube 2 assignment system cryogens.
As shown in Figure 3, comprise for the header 10 of heat exchanger according to an embodiment of the invention: the chamber being limited by tubular body 11; The first separator 12, described chamber is separated into the first chamber 13 and the second chamber 14 by this first separator 12; And the intercommunicating pore 121,122 that the first chamber 13 and the second chamber 14 are communicated with.Described intercommunicating pore 121,122 be configured so that described intercommunicating pore 121,122 in the side in a lateral direction near the chamber of tubular body 11 or the first side (left side in Fig. 3) than the cold-producing medium that larger flow is provided in relative, described opposite side in a lateral direction or the second side (right side in Fig. 3), described horizontal direction is vertical with the axial direction of header.Thus, make to there is larger refrigerant flow such as the heat exchanger tube 2 of flat tube in described the first side (left side in Fig. 3), or make the passage in described the first side (left side in Fig. 3) of flat tube there is larger refrigerant flow.The chamber that tubular body 11 limits can pass through dividing plate, is separated in the axial direction multistage or multiple chamber.Described horizontal direction is substantially vertical with the axial direction of the heat exchanger tube 2 of heat exchanger.All described intercommunicating pores 121,122 can be arranged at least one row along the axial direction of header 10.For example, with respect to heat exchanger tube 2, in a lateral direction described, all described intercommunicating pores 121,122 are roughly positioned at the residing position, edge of described the first side in a lateral direction described heat exchanger tube 2, described.
As shown in Figure 3, described the first intercommunicating pore 121 can run through the first separator 12, and described the first intercommunicating pore 121 can be positioned at the roughly extreme lower position of the first chamber 13.The first intercommunicating pore 121 can be used as refrigerant injection mouth.
As shown in Figures 3 and 4, on the cross section of header 10, described the first separator 12 can roughly extend along described horizontal direction.According to some embodiments of the present invention, on the cross section of header 10, the two ends of described the first separator 12 are connected with the inwall of tubular body 11 or are integral.
Referring to Fig. 8,9,10, all described intercommunicating pores 121 can be positioned at described the first side, or all described intercommunicating pores 121 can be positioned at described the first side with respect to the central axis of header 10.All described intercommunicating pores 121 can be arranged at least one row along the axial direction of header, for example a row.
As shown in FIG. 3 to 7, described intercommunicating pore 121,122 can comprise that the first intercommunicating pore 121 and the second intercommunicating pore 122, the first intercommunicating pores 121 are positioned at described the first side, and the second intercommunicating pore 122 is positioned at described the second side.Total cross-sectional area of the first intercommunicating pore 121 can be greater than total cross-sectional area of the second intercommunicating pore 122, or the first intercommunicating pore 121 is greater than the second intercommunicating pore 122.; total cross-sectional area of all the first intercommunicating pores 121 can be greater than total cross-sectional area of all the second intercommunicating pores 122, or total cross-sectional area of all the first intercommunicating pores 121 on unit axial length can be greater than total cross-sectional area of all the second intercommunicating pores 122 on unit axial length.Described the first intercommunicating pore 121 can be arranged at least one row along the axial direction of header 10, and a for example row, and described the second intercommunicating pore 122 can be arranged at least one row along the axial direction of header 10, for example a row.For example, with respect to heat exchanger tube 2, in a lateral direction described, described the first intercommunicating pore 121 is roughly positioned at the residing position, edge of described the first side in a lateral direction described heat exchanger tube 2, described, and in a lateral direction described, described the second intercommunicating pore 122 can roughly be positioned at the residing position, edge of described the second side in a lateral direction described heat exchanger tube 2, described.
As shown in Fig. 3 to 10, header 10 can also comprise: the second separator 15, and described the second chamber 14 is separated into the 3rd independent chamber 341 and the 4th chamber 342 by this second separator 15; And the third connecting hole 151 that the 3rd chamber 341 and the 4th chamber 342 are directly communicated with.The first intercommunicating pore 121 makes described the first chamber 13 directly be communicated with the 3rd chamber 341, makes thus cold-producing medium flow through successively the first chamber 13, described the 3rd chamber 341 and the 4th chamber 342 or make cold-producing medium flow through successively the 4th chamber 342, described the 3rd chamber 341 and the first chamber 13.This third connecting hole 151 can be positioned at the roughly its lowest position of the 3rd chamber 341.Third connecting hole 151 can be used as refrigerant injection mouth.
Header 10 also comprises: for being connected the refrigerant inlet of described the 4th chamber 342 that makes cold-producing medium flow into header 10 with refrigerant inlet pipe 5 (Fig. 1) or making cold-producing medium flow out the refrigerant outlet of described the 4th chamber 342 of header 10 for being connected with refrigerant outlet pipe 6 (Fig. 1).
As shown in Fig. 3 to 10, the second separator 15 is arranged on the below of the first separator 12.Described third connecting hole 151 can be arranged on the roughly its lowest position of tube, and the second separator 15 can be run through in described third connecting hole 151.
As shown in Fig. 3 to 10, the first separator 12 can be roughly on the diameter of circular header 10, or under the center of circle of the header 10 circular.The first separator 12, the second separator 15 form one with a part for tubular body 11, and another part of tubular body 11 and a described part form separately.
The first intercommunicating pore 121, the second intercommunicating pore 122, third connecting hole 151 can be discrete hole or gaps, and hole or gap can arrange littlely, play the effect of injection, and fluid high-speed is flowed, and reduce or inhibition gas-liquid separation.The position at gap or place, hole is in the lower place of place cavity, if after gas-liquid separation, and can be below liquid level.Size, the number etc. in gap and hole can design according to specific circumstances.
As shown in Fig. 3 to 10, described the second separator 15 limits at least one tube, or at least one in the tube wall of described the second separator 15 and the first separator 12 and described tubular body 11 limit at least one tube, the chamber of the chamber of this at least one tube outside and this at least one tube inside forms the 3rd chamber 341 and the 4th chamber 342.Described at least one tube can be one, two or more tubes.Described two or more tubes can be arranged side by side in the horizontal direction.
In the embodiment shown in Fig. 3 to 7, the 4th chamber 342 in the middle of the second chamber 14 connects inlet tube, the bottom of the 4th chamber 342 has gap or hole, spray herein, can well suppress as the gas-liquid separation in the 4th chamber 342 of import cavity, make refrigerant comparatively balanced enter the 3rd chamber 341 as hybrid chamber, the 3rd chamber 341 mainly plays the pressure of balance length direction, secondary distribution refrigerant, there is gas-liquid separation herein, also can be broken up by the third connecting hole 151 as the first jet, equilibrium enters the first chamber 13 as distribution cavity, first intercommunicating pore 121 as jet at same the first chamber 13 places and the second intercommunicating pore 122 be lower position in cavity also, can again suppress gas-liquid separation, make to enter on the gentle in the longitudinal direction liquid proportional of refrigerant such as the heat exchanger tube of flat tube all more balanced, can obtain good heat transfer effect.
In the embodiment shown in Fig. 8 to 10, the 4th chamber 342 is not in center, need heat exchanger slant setting for some application, in the time of slant setting, the header of this embodiment makes as the intercommunicating pore 121 of jet and third connecting hole 151 in more satisfactory position.In this embodiment, all described intercommunicating pores 121 can be positioned at described the first side, or all described intercommunicating pores 121 can be positioned at described the first side with respect to the central axis of header 10.Intercommunicating pore 121 arranges in a row along the axial direction of header.
As shown in FIG. 3 to 7, the second separator 15 is run through in described third connecting hole 151.As shown in Figures 8 to 10, described third connecting hole 151 is made up of the gap between the second separator 15 and the tube wall of tubular body 11.
As shown in Fig. 3 to 10, the second separator 15 and the first separator 12 can be integral.
As shown in FIG. 11 and 12, in some embodiments of the invention, described third connecting hole 151 is arranged on described first side in a lateral direction of the chamber of tubular body 11, or described third connecting hole 151 is arranged on described first side in a lateral direction of the chamber of tubular body 11 with respect to the central axis of header 10.For example, described third connecting hole 151 is arranged on described first side in a lateral direction of the chamber of tubular body 11 with respect to the central axis of heat exchanger tube 2.Thus, can provide larger refrigerant flow or pressure in described first side in a lateral direction of chamber.In addition, as shown in FIG. 11 and 12, described third connecting hole 151 can be towards described the 3rd chamber 341 and towards described described lopsidedness in a lateral direction, makes to penetrate towards described described the first side spray in a lateral direction by the cold-producing medium in described third connecting hole 151.Thus, can provide larger refrigerant flow or pressure in described first side in a lateral direction of chamber.
As shown in Figure 13 and 14, in some embodiments of the invention, header also comprises: next door 16, this next door 16 by the second chamber 14 be separated into mutual isolation, the first sub-chamber 141 and the second sub-chamber 142 that are communicated with the first intercommunicating pore 121 and the second intercommunicating pore 122 respectively.The pressure of the first sub-chamber 141 being communicated with the first intercommunicating pore 121 can be greater than the pressure of the second sub-chamber 142 being communicated with the second intercommunicating pore 122.The cross-sectional area of the first sub-chamber 141 being communicated with the first intercommunicating pore 121 can be greater than the cross-sectional area of the second sub-chamber 142 being communicated with the second intercommunicating pore 122.
As shown in Figure 13 and 14, in some embodiments of the invention, each in described the first sub-chamber 141 and the second sub-chamber 142 is separated into the 3rd chamber 341 and the 4th chamber 342 by two the second separators 15.Third connecting hole 151 is directly communicated with each the 3rd chamber 341 and the 4th chamber 342 in described the first sub-chamber 141 and the second sub-chamber 142.Described the first intercommunicating pore 121 makes described the first chamber 13 directly be communicated with the 3rd chamber 341 of described the first sub-chamber 141, described the second intercommunicating pore 122 makes described the first chamber 13 directly be communicated with the 3rd chamber 341 of described the second sub-chamber 142, make thus cold-producing medium flow through successively described the first chamber 13, described the 3rd chamber 341 and the 4th chamber 342 of described the first sub-chamber 141 and described the second sub-chamber 142, or make cold-producing medium flow through successively described the 4th chamber 342 of described the first sub-chamber 141 and described the second sub-chamber 142, described the 3rd chamber 341 and described the first chamber 13.As shown in figure 14, make the 3rd chamber 341 and the 4th chamber 342 of described the first sub-chamber 141 directly can be greater than the 3rd chamber 341 and the 4th direct third connecting hole 151 being communicated with of chamber 342 that make described the second sub-chamber 142 in the third connecting hole 151 of connection, or make the 3rd chamber 341 of described the first sub-chamber 141 and total cross-sectional area in the third connecting holes 151 that the 4th chamber 342 is directly communicated with can be greater than the total cross-sectional area that makes the 3rd chamber 341 of described the second sub-chamber 142 and the third connecting holes 151 of the 4th chamber 342 direct connections.In addition, as shown in figure 13, the cross-sectional area of the 3rd chamber 341 of described the first sub-chamber 141 can be greater than the cross-sectional area of the 3rd chamber 341 of described the second sub-chamber 142.In addition, the pressure of the 3rd chamber 341 of described the first sub-chamber 141 can be greater than the pressure of the 3rd chamber 341 of described the second sub-chamber 142, or the pressure of the 4th chamber 342 of described the first sub-chamber 141 can be greater than the pressure of the 4th chamber 342 of described the second sub-chamber 142.
Technical scheme of the present invention is improved the mixing of two phase refrigerants in header inside, makes refrigerant evenly enter the runner of each flat tube.
Can adopt two-piece type header according to header of the present invention, a slice adopts compound aluminum tube, the welding conveniently and between flat tube, and a slice adopts machining mode in addition, can make the structure of relative complex.In addition, after header assembling, can have three kinds of cavitys, be respectively the snout cavity being connected with refrigerant inlet pipe 5, for the hybrid chamber of refrigerant mixed, and is connected with heat exchanger tube 2 for the distribution cavity to heat exchanger tube 2 assignment system cryogens.Hybrid chamber between snout cavity and distribution cavity, hybrid chamber connects snout cavity and distribution cavity.For example, in the embodiment shown in Fig. 3 to 10, the 4th chamber 342 is as snout cavity, and the 3rd chamber 341 is as hybrid chamber, and the first chamber 13 is as distribution cavity.
It should be noted that, header is separated into multiple chambers when watching on the cross section of header, one or more dividing plates also can be set in the axial direction of header, and the chamber that tubular body 11 limits thus can pass through dividing plate, is separated in the axial direction multistage or multiple chamber.In this case, each chamber in multiple chambers of seeing on the cross section of header is separated into again multistage or multiple chamber in the axial direction.
In addition,, according to embodiments of the invention, while watching on the cross section of header, each in snout cavity, hybrid chamber, distribution cavity can be the multiple independent chamber by channels separated, for example two, three or more chambers.
Therefore, refrigerant will, through being no less than injection once, can obtain thus liquid-vapor mixture comparatively uniformly from inlet tube to heat exchanger tube.In addition, be positioned at as the intercommunicating pore of jet the position that each cavity is lower, can make injection occur in below liquid level.
It should be noted that, all technical characteristic in the above embodiment of the present invention or part technical characterictic can combine in any suitable manner and form new embodiment.For example, the mode of the refrigerant flow of various raising the first sides can combine in every way, unless this combination is infeasible.
Claims (21)
1. for a header for heat exchanger, comprising:
The chamber being limited by tubular body;
The first separator, described chamber is separated into the first chamber and the second chamber by this first separator; And
The intercommunicating pore that the first chamber and the second chamber are communicated with, described intercommunicating pore be configured so that described intercommunicating pore in the first side in a lateral direction near the chamber of tubular body than at cold-producing medium relative, that described the second side in a lateral direction provides larger flow, described horizontal direction is vertical with the axial direction of header.
2. the header for heat exchanger according to claim 1, wherein:
On the cross section of header, described the first separator roughly extends along described horizontal direction.
3. the header for heat exchanger according to claim 1 and 2, wherein:
On the cross section of header, the two ends of described the first separator are connected with the inwall of tubular body or are integral.
4. the header for heat exchanger according to claim 1 and 2, wherein:
All described intercommunicating pores are positioned at described the first side, or all described intercommunicating pores are positioned at described the first side with respect to the central axis of header.
5. the header for heat exchanger according to claim 1 and 2, wherein:
All described intercommunicating pores are arranged at least one row along the axial direction of header.
6. the header for heat exchanger according to claim 1, wherein:
Described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, and the first intercommunicating pore is positioned at described the first side, and the second intercommunicating pore is positioned at described the second side.
7. the header for heat exchanger according to claim 6, wherein:
Total cross-sectional area of the first intercommunicating pore is greater than total cross-sectional area of the second intercommunicating pore, or the first intercommunicating pore is greater than the second intercommunicating pore.
8. according to the header for heat exchanger described in claim 6 or 7, wherein:
Described the first intercommunicating pore is arranged at least one row along the axial direction of header, and described the second intercommunicating pore is arranged at least one row along the axial direction of header.
9. the header for heat exchanger according to claim 1, also comprises:
The second separator, described the second chamber is separated into the 3rd chamber and the 4th chamber by this second separator; And
The third connecting hole that the 3rd chamber and the 4th chamber are directly communicated with,
Wherein said intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber, make thus cold-producing medium flow through successively described the first chamber, described the 3rd chamber and the 4th chamber, or make cold-producing medium flow through successively described the 4th chamber, described the 3rd chamber and described the first chamber.
10. the header for heat exchanger according to claim 9, wherein:
Described the second separator limits at least one tube, or at least one in the tube wall of described the second separator and the first separator and described tubular body limit at least one tube, the chamber of the chamber of this at least one tube outside and this at least one tube inside forms the 3rd chamber and the 4th chamber.
11. headers for heat exchanger according to claim 9, wherein:
The second separator is run through in described third connecting hole, or described third connecting hole is made up of the gap between the second separator and the tube wall of tubular body.
12. headers for heat exchanger according to claim 1, wherein:
Described horizontal direction is substantially vertical with the axial direction of the heat exchanger tube of heat exchanger.
13. according to the header for heat exchanger described in any one in claim 9 to 11, wherein
Described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, and the first intercommunicating pore is positioned at described the first side, and the second intercommunicating pore is positioned at described the second side,
Described third connecting hole is arranged on described first side in a lateral direction of the chamber of tubular body, or described third connecting hole is arranged on described first side in a lateral direction of the chamber of tubular body with respect to the central axis of header.
14. according to the header for heat exchanger described in any one in claim 9 to 11, wherein
Described intercommunicating pore comprises the first intercommunicating pore and the second intercommunicating pore, and the first intercommunicating pore is positioned at described the first side, and the second intercommunicating pore is positioned at described the second side,
Described third connecting hole, towards described the 3rd chamber and towards described described lopsidedness in a lateral direction, makes to penetrate towards described described the first side spray in a lateral direction by the cold-producing medium in described third connecting hole.
15. headers for heat exchanger according to claim 6, also comprise:
Next door, this next door by the second chamber be separated into mutual isolation, the first sub-chamber and the second sub-chamber that are communicated with the first intercommunicating pore and the second intercommunicating pore respectively.
16. headers for heat exchanger according to claim 15, wherein:
The cross-sectional area of the first sub-chamber being communicated with the first intercommunicating pore is greater than the cross-sectional area of the second sub-chamber being communicated with the second intercommunicating pore.
17. according to the header for heat exchanger described in claim 15 or 16, also comprises:
Two the second separators, each in described the first sub-chamber and the second sub-chamber is separated into the 3rd chamber and the 4th chamber by these two second separators; And
Make each the 3rd chamber and the third connecting hole that is directly communicated with of the 4th chamber in described the first sub-chamber and the second sub-chamber,
Wherein said the first intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber of described the first sub-chamber, described the second intercommunicating pore makes described the first chamber directly be communicated with the 3rd chamber of described the second sub-chamber, make thus cold-producing medium flow through successively described the 3rd chamber and the 4th chamber of described the first chamber, described the first sub-chamber and described the second sub-chamber, or make cold-producing medium flow through successively described the 4th chamber of described the first sub-chamber and described the second sub-chamber, described the 3rd chamber and described the first chamber.
18. headers for heat exchanger according to claim 17, wherein:
Make the 3rd chamber and the 4th chamber of described the first sub-chamber directly be greater than the 3rd chamber and the direct third connecting hole being communicated with of the 4th chamber that make described the second sub-chamber in the third connecting hole of connection, or make the 3rd chamber of described the first sub-chamber and total cross-sectional area in the third connecting hole that the 4th chamber is directly communicated be greater than the total cross-sectional area that makes the 3rd chamber of described the second sub-chamber and the third connecting hole of the direct connection of the 4th chamber.
19. headers for heat exchanger according to claim 17, wherein:
The cross-sectional area of the 3rd chamber of described the first sub-chamber is greater than the cross-sectional area of the 3rd chamber of described the second sub-chamber.
20. headers for heat exchanger according to claim 17, wherein:
The pressure of the 3rd chamber of described the first sub-chamber is greater than the pressure of the 3rd chamber of described the second sub-chamber, or the pressure of the 4th chamber of described the first sub-chamber is greater than the pressure of the 4th chamber of described the second sub-chamber.
21. 1 kinds of heat exchangers, comprising:
Multiple heat exchanger tubes, and
Header claimed in claim 1, described header is connected with multiple heat exchanger tubes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410401303.4A CN104154801B (en) | 2014-08-14 | 2014-08-14 | Header and heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410401303.4A CN104154801B (en) | 2014-08-14 | 2014-08-14 | Header and heat exchanger |
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| CN104154801A true CN104154801A (en) | 2014-11-19 |
| CN104154801B CN104154801B (en) | 2016-05-04 |
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| CN201410401303.4A Active CN104154801B (en) | 2014-08-14 | 2014-08-14 | Header and heat exchanger |
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| CN107305108A (en) * | 2016-04-25 | 2017-10-31 | 丹佛斯微通道换热器（嘉兴）有限公司 | Dividing plate and end-cap assembly, flow collection pipe component and heat exchanger |
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