CN112033185B - Header box and heat exchanger - Google Patents
Header box and heat exchanger Download PDFInfo
- Publication number
- CN112033185B CN112033185B CN201910474666.3A CN201910474666A CN112033185B CN 112033185 B CN112033185 B CN 112033185B CN 201910474666 A CN201910474666 A CN 201910474666A CN 112033185 B CN112033185 B CN 112033185B
- Authority
- CN
- China
- Prior art keywords
- face
- header
- main body
- heat exchange
- body piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000005219 brazing Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000004907 flux Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0202—Header boxes having their inner space divided by partitions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The application relates to the technical field of heat exchange, in particular to a header box and a heat exchanger, comprising: the box body comprises a first end face and a current collecting cavity, a port communicated with the current collecting cavity is arranged on the first end face of the box body, and the blocking cap is fixedly arranged at the port; the box body comprises an edge part, the edge part is connected with the first end face and is arranged around the port, the edge part is provided with a first positioning part, the periphery of the plugging cap is provided with a second positioning part corresponding to the first positioning part, and the first positioning part and the second positioning part are in positioning fit; the plug cap comprises a second end face and a third end face which are oppositely arranged, the second end face faces away from the current collecting cavity, the third end face faces towards the current collecting cavity, the locating part is matched with the limiting opening to limit the second end face of the plug cap to be located on the same plane with the first end face, the periphery of the plug cap is in sealing fit with the edge part, the length of the current collecting box is reduced, and the manufacturing cost of the heat exchanger is reduced.
Description
Technical Field
The application relates to the technical field of heat exchange, in particular to a header box and a heat exchanger.
Background
Heat exchangers, also known as heat exchangers, are widely used in heat exchange systems, such as air conditioning systems. The heat exchanger can be used for heat exchange between the refrigerant and the outside air, and can also be used for heat exchange between the refrigerant and the cooling liquid. As shown in fig. 1, the plugging cap 400 of the related heat exchanger adopts a partition plate structure and is inserted into the end surface far away from the header, and the upper end surface 410 of the plugging cap 400 is positioned in the header, so that a distance is reserved between the plugging cap 400 and the end surface of the header, and the length of the header is increased.
Disclosure of Invention
In view of the above problems, the present application provides a header tank and a heat exchanger.
In order to achieve the above purpose, the present application adopts the following technical scheme:
a header tank comprising: the box body comprises a first end face and a current collecting cavity, a port communicated with the current collecting cavity is arranged on the first end face of the box body, and the blocking cap is fixedly arranged at the port;
the box body comprises an edge part, the edge part is connected with a first end face and is arranged around the end face, the periphery of the plugging cap is in sealing fit with the edge part, the edge part is provided with a first positioning part, the periphery of the plugging cap is provided with a second positioning part corresponding to the first positioning part, and the first positioning part is matched with the second positioning part in a positioning way;
the plug cap comprises a second end face and a third end face which are oppositely arranged, the second end face is arranged back to the current collecting cavity, the third end face is arranged towards the current collecting cavity, and the second positioning part and the first positioning part are matched to limit the second end face of the plug cap to be located on the same plane with the first end face.
Optionally, the first positioning portion includes at least one limiting opening, and the second positioning portion includes at least one protrusion, and protruding and limiting opening are fixed to cooperate.
Optionally, the box includes first main part spare and second main part spare, first main part spare with second main part spare fixed connection, first main part spare includes the first end, and the second main part spare includes the second end, and the terminal surface of first end and the terminal surface of second end are located the coplanar, first end and second end enclose and form the port, the manifold is located between first main part spare and the second main part spare.
Optionally, the first body member includes a partition wall, at least part of the partition wall is located the manifold and is set up along the axial, the partition wall with the second body member is connected, the partition wall will first body member separates into first pipe portion and second pipe portion, first pipe portion with form first cavity between the second body member, second pipe portion with form the second cavity between the second body member, the blanking cap with partition wall fixed fit.
Optionally, the partition wall is provided with a first step part at the port, and part of the periphery of the plugging cap is in sealing fit with the first step part.
Optionally, the second main body piece is protruded towards one side of the manifold to form a convex part and forms a second step part around the convex part, part of the periphery of the plugging cap is in sealing fit with the second step part, and the plugging cap is clamped between the first step part and the second step part.
Optionally, the second positioning portion includes straight section and a section of bending, straight section accept in first positioning portion, the section of bending hugs closely on the outer wall of box.
A heat exchanger, comprising: a first header tank and a second header tank, at least one of the first header tank and the second header tank being the header tank described above;
the two ends of the heat exchange tube are fixedly connected with the first header tank and the second header tank respectively, and the manifold cavity of the first header tank is communicated with the manifold cavity of the second header tank through the tube cavity of the heat exchange tube.
Optionally, the heat exchange tube comprises a shell, wherein the shell comprises a first connecting end and a second connecting end, the first connecting end is connected with the first header tank, the second connecting end is connected with the second header tank, the shell is enclosed with the first header tank and the second header tank to form a sealed medium cavity, and at least part of the heat exchange tube is arranged in the medium cavity.
Optionally, the first header box and the second header box all include the box, and the lateral wall orientation of box the recessed recess of current collector forms the recess, first link, the second link of casing peg graft respectively in corresponding recess, the casing is located the outer wall of first link, second link with the sealed laminating of cell wall of recess and fixed connection.
According to the technical scheme, the plug cap is fixedly arranged at the port, and the second end face and the first end face of the plug cap are positioned on the same plane through positioning cooperation of the first positioning part and the second positioning part so as to reduce the length of the collecting box.
Drawings
FIG. 1 is a schematic view of a header structure of an associated heat exchanger;
FIG. 2 is a schematic view of a port and cap structure of a header according to a first embodiment of the present application;
FIG. 3 is a schematic view of a port and cap structure of a header in accordance with a second embodiment of the present application;
FIG. 4 is a schematic view of a heat exchanger according to an exemplary embodiment of the present application;
FIG. 5 is a schematic view of a heat exchanger in partial cutaway of a third embodiment of the present application;
fig. 6 is a schematic view of a housing structure of a heat exchanger according to a third embodiment of the present application;
FIG. 7 is a schematic view of a first header tank of a third embodiment of the application;
FIG. 8 is a schematic view of the structure of a box and a cap according to a third embodiment of the present application;
FIG. 9 is a first header tank exploded view of a third embodiment of the application;
fig. 10 is a schematic view of a plugging cap according to a fourth embodiment of the present application.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus and methods consistent with aspects of the application as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the terms first, second and the like used in the description and the claims do not denote any order, quantity or importance, but rather are used to distinguish one element from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one; "plurality" means two and more than two. Unless otherwise indicated, the terms "front," "rear," "lower," and/or "upper" and the like are merely for convenience of description and are not limited to one location or one spatial orientation. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded.
The heat exchanger according to an exemplary embodiment of the present application will be described in detail with reference to the accompanying drawings. The features of the examples and embodiments described below may be supplemented or combined with one another without conflict.
As shown in fig. 2, the port 101 of the header tank and the cap 130 according to the first embodiment of the present application are schematically configured, and the two caps 130 are identical in structure, and the second end faces 1302 of the two caps 130 are disposed upward and downward, respectively. The header tank comprises a cylindrical tank body 100, the tank body 100 can be manufactured into corresponding sizes according to actual requirements, mounting holes for mounting heat exchange tubes can be formed in the tank body 100, and the tank body 100 can be applied to an air heat exchanger, a condenser, an evaporator and the like. The box body 100 comprises a first end surface 102 and a manifold, and the box body 100 is positioned at the first end surface 102 and provided with a port 101 communicated with the manifold. Alternatively, the case 100 may be provided with two ports 101. The port 101 of the box 100 is in a round shape, the shape of the plugging cap 130 is matched with that of the port 101, and the plugging cap 130 is placed into the manifold at the port 101 and fixed at the port 101 to plug the manifold. The box 100 includes a rim portion 1011, the rim portion 1011 is provided with a first positioning portion, the rim portion 1011 is connected with the first end face 102 and is disposed around the port 101, the periphery 1301 of the cap 130 is sealed and attached to a side wall (an inner wall of the box 100) of the rim portion 1011 located in the manifold to prevent leakage of the refrigerant, the first positioning portion includes two limiting ports 111, the limiting ports 111 are cut out from the first end face 102 by the rim portion 1011, the periphery 1301 of the cap 130 is provided with a second positioning portion including two protrusions 131 corresponding to the limiting ports 111, the shapes of the protrusions 131 and the limiting ports 111 are identical, and the protrusions 131 are embedded in the limiting ports 111, are tightly attached and are soldered and fixed to complete installation of the cap 130.
Wherein the plugging cap 130 includes a second end face 1302 and a third end face (not shown) disposed opposite to each other, the second end face 1302 is disposed opposite to the manifold, the third end face 1303 is disposed towards the manifold, and the protrusion 131 cooperates with the limiting opening 111 to define that the second end face 1302 of the plugging cap 130 is in the same plane with the first end face 102, so as to reduce the length of the manifold.
As shown in fig. 3, a schematic view of a port and a plugging cap of a header tank according to a second embodiment of the present application is different from the first embodiment in that: the edge 1011 is provided with two protrusions 131 extending towards the inner side of the box 100, the periphery 1301 of the plugging cap 130 is provided with two limiting openings 111, the limiting openings 111 are formed by recessing the part of the third end 1303 close to the periphery 1301, the shapes of the protrusions 131 and the limiting openings 111 are consistent, the protrusions 131 are embedded into the limiting openings 111, and the surfaces of the protrusions 131 are coated with flux and soldered and fixed to complete the installation of the plugging cap 130.
It should be noted that, the first positioning portion and the second positioning portion are not limited to the structures of the protrusion and the limiting opening, the first positioning portion may be an annular step or a supporting structure formed on the cavity wall of the manifold by the case 100, and the second positioning portion may be a structure symmetrical to the annular step formed at the position corresponding to the third end face 1303 of the plugging cap 130, for supporting and fixing the plugging cap 130.
As shown in fig. 4, a schematic structural diagram of a heat exchanger according to a third embodiment of the present application may be applied to various heat exchange systems, such as a CO2 refrigeration system.
As shown in fig. 4 and 5, the heat exchanger of the present embodiment includes: the heat exchange device comprises a first header tank 1, a second header tank 2, a plurality of heat exchange tubes 3 and a plurality of heat dissipation elements 4, wherein two ends of the heat exchange tubes 3 are fixedly connected with the first header tank 1 and the second header tank 2 respectively, and a flow collecting cavity of the first header tank 1 and a flow collecting cavity of the second header tank 2 are communicated through a pipe cavity of the heat exchange tubes 3. The heat dissipation parts 4 and the heat exchange tubes 3 are alternately arranged one by one along the axial direction of the header box, and the heat dissipation parts 4 are fixedly connected with the heat exchange tubes 3. The heat exchanger can be used for evaporators, condensers, intermediate heat exchangers and the like.
Optionally, the number of the heat exchange tubes 3 may be one or more, and when the number of the heat exchange tubes 3 is one, the number of the heat dissipation elements 4 may be two, and the heat exchange tubes 3 are sandwiched between the two heat dissipation elements 4; when the number of the heat exchange tubes 3 is two, the number of the heat dissipation parts 4 can be one, and the heat dissipation parts 4 are clamped between the two heat exchange tubes 3; of course, there may be a plurality of heat exchange tubes 3 and heat dissipation elements 4, and the heat exchange tubes 3 and the heat dissipation elements 4 are alternately arranged one by one. The heat exchange tube 3 may be a microchannel flat tube. The heat exchange tube 3 is arranged with a plurality of micro-channels along the width direction thereof, and the micro-channels extend along the length direction of the heat exchange tube 3, thereby communicating the ends of the heat exchange tube 3 with the header tank. The strength, such as the compressive strength, of the heat exchange tube 3 can be better increased by adopting the microchannel flat tube, so that the stability and the safety of the heat exchanger are improved. If there are a plurality of heat exchange tubes 3, the plurality of heat exchange tubes 3 may be arranged in parallel at intervals. Each layer of the heat exchange tube 3 may be a single microchannel flat tube or a wide flat tube in which a plurality of microchannel flat tubes are arranged on the same plane. The type, number and arrangement of the heat exchange tubes 3 are not particularly limited, and can be determined according to the application environment.
Optionally, the number of the heat dissipation elements 4 may be one or more, which is not limited in the present application and may be set according to a specific application environment. The heat dissipation element 4 may be a heat exchange fin, such as a zigzag heat exchange fin, a corrugated heat exchange fin, etc., or may be a heat conduction assembly with other shapes. The heat dissipation member 4 may be fixed to the heat exchange tube 3 by brazing, or may be fixed to a bottom plate of the header tank by an end portion, or may be fixed to a bottom of the header tank by a connection member.
As shown in fig. 6, the heat exchanger of the embodiment further includes a housing 5, where the housing 5 includes a front water plate 51 having a "C" shape and a rear water plate 52 having a "C" shape, the front water plate 51 and the rear water plate 52 are spliced to form the housing 5, and two side walls at two sides of the spliced portion have overlapping portions, so as to ensure a welding area and increase strength of the housing 5. The housing 5 has opposite first and second connection ends 501, 502 in the flow direction of the first heat exchange medium in the illustrated heat exchange tube 3 (the length direction of the heat exchange tube 3). The first header 1 is disposed at a first connection end 501 of the housing 5, the second header 2 is disposed at a second connection end 502 of the housing 5, and the housing 5, the first header 1 and the second header 2 together enclose a sealed medium chamber. The two ends of the heat exchange tube 3 respectively extend into the corresponding header tanks, and the main body section between the two ends is accommodated in the medium cavity. The medium cavity is used for circulating a second heat exchange medium, the second heat exchange medium can be mixed liquid of water and ethanol, the second heat exchange medium can exchange heat with the first heat exchange medium, and specifically, heat transfer is carried out through the heat exchange tube 3 and the heat dissipation piece 4.
Optionally, the housing 5 may be integrally formed, or may include two or more independent side walls that are spliced.
Alternatively, the housing 5 may include only side walls disposed around the heat exchange tubes 3 and the heat radiating members 4, and the bottom plates of the header tanks disposed at both ends and the housing 5 together form a sealed medium chamber. Of course, the housing 5 may also comprise an end wall which can be brought into close contact with the floor of the header tank to form the medium chamber, which end wall should then be provided with holes through which the heat exchange tubes 3 pass. Of course, in some embodiments, only one of the first connection end 501 and the second connection end 502 of the housing 5 may be provided with a header tank. In the case where only one of the first and second connection ends 501 and 502 is provided with a header tank, the housing 5 can be similarly provided as described above. In the case where only one of the two ends of the housing 5 is provided with a header, the other end of the housing 5 has an end wall to form a sealed medium chamber, and the same layer has at least two parallel heat exchange tubes 3, and one end of the two heat exchange tubes 3 near the end wall is connected.
Alternatively, in some embodiments, the heat exchanger may not include the housing 5, and the first heat exchange medium flowing through the heat exchange tube 3 exchanges heat with the outside air.
Further, a first collecting pipe 6 and a second collecting pipe 7 which are communicated with the medium cavity in the shell 5 are arranged on the outer side wall of the shell 5 so as to collect or distribute the second heat exchange medium. Specifically, the first collecting pipe 6 is disposed at the outer side wall of the front water plate 51 of the housing 5 near the second connection end 502, and the second collecting pipe 7 is disposed at the outer side wall of the rear water plate 52 of the housing 5 near the first connection end 501.
The first header 6, the second header 7 and the housing 5 may be independent components. Openings are formed in two ends of the first collecting pipe 6. The front water plate 51 is provided with a front bulge 511 for connecting the first collecting pipe 6, a converging cavity is formed in the front bulge 511, the front bulge 511 is provided with a first connecting port 5111, and the first collecting pipe 6 is inserted into the first connecting port 5111 so that the second heat exchange medium can enter and exit the medium cavity in the shell 5. Similarly, openings are also formed at both ends of the second collecting pipe 7, and the rear water plate 52 is provided with a rear bulge 521 for connecting the second collecting pipe 7, a converging cavity is also formed in the rear bulge 521, and a second connection port 5211 for plugging the second collecting pipe 7 is also formed in the rear bulge 521 so that the second heat exchange medium can enter and exit the medium cavity in the housing 5. Of course, in some embodiments, the first header 6, the second header 7 and the housing 5 may be integrally formed. At least one of the first header 6 and the second header 7 is used for inputting a second heat exchange medium, and the other is used for outputting the second heat exchange medium.
The first collecting pipe 6 and the second collecting pipe 7 are arranged at opposite angles outside the shell 5 so as to increase the flow resistance of the second heat exchange medium, and therefore heat exchange between the first collecting pipe and the second collecting pipe is more sufficient. Of course, the first header 6 and the second header 7 may be disposed in other manners, and may be disposed according to a specific application environment, which is not limited in the present application.
As shown in fig. 7, 8 and 9, the first header tank 1 and the second header tank 2 according to the embodiment of the present application each include: the first body member 110, the second body member 120 and the plugging cap 130, the first body member 110 and the second body member 120 are fixedly connected, the first body member 110 includes a first end 116 and a third end 117 which are oppositely disposed, the second body member 120 includes a second end 126 and a fourth end 127 which are oppositely disposed, the first end 116 and the second end 126 are located on the same plane (the first end face 102), the third end 117 and the fourth end 127 are located on the same plane (not shown), and the first body member 110 and the second body member 120 enclose to form two oppositely disposed ports 101 and a manifold communicating with the ports 101.
The second main body 120 is provided with two rows of mounting holes 124 penetrating through the inner wall and the outer wall of the second main body 120, and two rows of heat exchange tubes 3 are arranged in the corresponding heat exchanger. The end part of the heat exchange tube 3 passes through the mounting hole 124 to be communicated with the manifold, and the heat exchange tube 3 is in sealing fit with the hole wall of the mounting hole 124 and is fixed by brazing. The cross-sectional shape of the mounting hole 124 depends on the cross-section of the heat exchange tube 3.
Optionally, the edge of the mounting hole 124 extends a predetermined distance to a side remote from the first body member 110 to form a flange (not shown) to increase a welding area between the heat exchange tube 3 and the first header tank 1, thereby enhancing welding strength of the heat exchanger.
Taking the first end surface 102 as an example, the housing 100 includes a rim portion 1011, and the rim portion 1011 is connected to the first end surface 102 and is disposed around the port 101. The plug 130 is placed in the manifold at the port 101, and the peripheral edge 1301 of the plug 130 is sealed and attached to the portion of the edge 1011 (the inner wall of the tank body 100), that is, the second end face 1302 of the plug 130 exposed to the outside of the first header 1 is located on the same plane as the first end face 102, so that the length of the first header 1 is reduced. Before the plugging cap 130 is placed into the port 101, a flux may be sprayed on the periphery 1301 and at the edge 1011, and the plugging cap 130 and the header tank may be fixed by brazing through heat treatment. The ends of the case 100 including the third end 117 and the fourth end 127 have the same structure.
Further, the blocking cap 130 is provided with a protrusion 131 at the periphery 1301, the edge 1011 of the first body member 110 located at the port 101 is provided with a limiting opening 111 matching with the protrusion 131, and the protrusion 131 is at least partially located in the limiting opening 111. The cooperation of the stop 111 and the projection 131 may limit the placement of the cap 130 to a precise location. The structure can better ensure the welding of the blocking cap 130 when the header box is assembled, and reduce the leakage rate; this structure can minimize the length of the header tank.
Further, the first body member 110 includes a partition wall 112 disposed along the axial direction of the first body member 110, end surfaces of two ends of the partition wall 112 are located on the same plane as the first end surface 102, a main body portion of the partition wall 112 is located on the manifold, the partition wall 112 is connected to the second body member 120, and the partition wall 112 partitions the first body member 110 into a first tube portion 113 and a second tube portion 114, so that the first body member 110 is in a "3" shape. A first chamber (not numbered) is formed between the first pipe portion 113 and the second main body 120, a second chamber (not numbered) is formed between the second pipe portion 114 and the second main body 120, the shape of the cap 130 is substantially consistent with that of the first main body 110, the cap 130 is in a "B" shape, the cap 130 is located in a middle position to form a gap 132, and the gap 132 is used for accommodating the partition wall 112. After the plugging cap 130 is placed into the port 101, the partition wall 112 is in interference fit with the plugging cap 130. The first body member 110 and the second body member 120 may be integrally formed by processing a profile.
Further, the mounting hole 124 is disposed on the second body 120 at a position corresponding to the first chamber and the second chamber, so that two rows of heat exchange tubes 3 located on the same layer are disposed side by side, one row of heat exchange tubes 3 is communicated with the first chamber, and the other row of heat exchange tubes 3 is communicated with the second chamber.
Preferably, the protrusions 131 are in a block shape, the blocking cap 130 comprises two protrusions 131, the first pipe portion 113 and the second pipe portion 114 are respectively provided with a limiting opening 111, the two block-shaped protrusions are embedded into the corresponding limiting openings 111, and the protrusions 131 are tightly attached to the limiting openings 111, so that welding is better, and leakage probability is reduced.
In the present embodiment, the partition wall 112 of the first header tank 1 includes a plurality of passages 1121, and the first chamber and the second chamber of the first header tank 1 communicate through the passages 1121. While the partition wall 112 of the second header tank 2 is not provided with a passage.
Alternatively, the cross-section of the channel 1121 may be a combination of one or more of rectangular, circular, semi-circular, etc.
Optionally, a partition plate may be further disposed in the first header 1 or the second header 2 to further divide the first chamber and the second chamber into a plurality of current collecting cavities.
Further, the two lateral sides of the first body member 110 parallel to the axial direction are respectively bent to the outside to form a pressing edge 115, when the first body member 110 is assembled with the second body member 120, the pressing edge 115 abuts against the surface of the second body member 120, and the pressing edges 115 and the second body member 120 are fixed by brazing. The side edge of the second body element 120 is bent towards the manifold to form a covered edge 125, the covered edge 125 is used for being attached to a part of the pressed edge 115, and a plurality of press buttons 1251 are arranged at intervals on the covered edge 125, and the press buttons 1251 are buckled on the pressed edge 115 of the first body element 110. The binding 125, the press button 251 and the press edge 115 can be soldered by applying flux.
As shown in fig. 4, the heat exchanger of the present embodiment further includes an input connector 8 and an output connector 9 for connecting an external pipe, the input connector 8 and the output connector 9 are fixedly connected with the second header tank 2, the input connector 8 and the output connector 9 are disposed in a diagonal manner, the input connector 8 and the output connector 9 are respectively provided with an input channel and an output channel, the input channel is communicated with the first chamber, and the output channel is communicated with the second chamber.
The flow of the first heat exchange medium in the heat exchanger of this embodiment is: the first heat exchange medium is introduced into the first chamber in the second header tank 2 through the input connection 8, uniformly distributed into the micro-channels of the respective heat exchange tubes 3 to flow into the first chamber of the first header tank 1 through the heat exchange tubes 3, and the first heat exchange medium in the first chamber of the first header tank 1 is introduced into the second chamber and then uniformly distributed into the micro-channels of the respective heat exchange tubes 3 to flow into the second chamber of the second header tank 2 through the heat exchange tubes 3 and to flow into the external connection line through the output connection 9, thereby circulating. The first heat exchange medium exchanges heat with the second heat exchange medium flowing into the medium cavity of the shell 5 in the heat exchange tube 3 in the flowing process.
Further, a first step 1211 is provided on the partition wall 112 near the port 101, the cap 130 is placed on the first step 1211, and the connection between the periphery 1301 and the first step 1211 is sealed and jointed. The first step 1211 supports the cap 130 and also serves as a mounting location for the cap 130.
Further, the second body member 120 protrudes toward one side of the manifold to form a protrusion 121 and forms a second step 122 around the protrusion 121, and correspondingly, a groove 123 is formed on the other side of the second body member 120, a part of the peripheral edge 1301 of the cap 130 is sealed and attached to the second step 122, and the cap 130 is clamped between the first step 1211 and the second step 122, so as to increase the pressure resistance and the leakage resistance of the cap.
Preferably, the first header 1 and the second header 2 each include the groove 123, that is, the groove 123 is located on the opposite side of the second body member 120 from the protrusion 121, the first end and the second end of the shell 5 are inserted into the groove 123, and the outer walls of the shell 5 located at the first end and the second end are bonded with the walls of the groove 123 and soldered, so as to prevent leakage of the second heat exchange medium in the medium cavity of the shell 5, and enhance the pressure resistance of the shell 5. The depth of the groove 123 is 1mm to 5mm, and the depth of the groove 123 may be selected differently according to the structure of the housing 5. The wall surface of the groove 123 is not limited to a vertical surface (perpendicular to the plate surface of the second body member 120), and the angle between the wall of the groove 123 and the bottom of the groove 123 is between 90 ° and 150 °. When vertical or non-vertical, the housing 5 may be inserted into the bottom of the recess 123 or less than the bottom of the recess 123. When the angle between the groove wall of the groove 123 and the bottom of the groove 123 is between 90 ° and 150 °, the ports of the corresponding housing 5 at the first connecting end 501 and the second connecting end 502 are tapered, so that they can still fit with the groove wall of the groove 123.
As shown in fig. 10, the fourth embodiment of the present application is an improvement on the basis of the third embodiment, and the difference between the fourth embodiment and the third embodiment is that the protrusion 131 includes a straight section 1311 and a bent section 1312, the circular arc between the straight section 1311 and the bent section 1312 is excessive, the straight section 1311 is embedded into the limiting opening 111, the straight section 1311 is tightly matched with the limiting opening 111, the bent section 1312 is buckled on the outer wall of the first body member 110, optionally, the plane where the bent section 1312 is connected with the first body member 110 is coated with flux, and the bent section 1312 is fixed by brazing with the first body member, so as to increase the connection firmness between the blocking cap 130 and the header tank.
The present application is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present application can be made by those skilled in the art without departing from the scope of the present application.
Claims (4)
1. A header tank, comprising: the box body (100) comprises a first end face (102) and a collecting cavity, the box body (100) is positioned on the first end face (102) and is provided with a port (101) communicated with the collecting cavity, and the blocking cap (130) is fixedly arranged at the port (101);
the box body (100) comprises an edge part (1011), the edge part (1011) is connected with a first end face (102) and is arranged around the end face (101), the periphery (1301) of the plugging cap (130) is in sealing fit with the edge part (1011), the edge part (1011) is provided with a first positioning part, the periphery (1301) of the plugging cap (130) is provided with a second positioning part corresponding to the first positioning part, and the first positioning part is in positioning fit with the second positioning part;
the plugging cap (130) comprises a second end face (1302) and a third end face (1303) which are oppositely arranged, the second end face (1302) is arranged back to the current collecting cavity, the third end face (1303) is arranged towards the current collecting cavity, and the second positioning part and the first positioning part are matched to limit that the second end face (1302) of the plugging cap (130) and the first end face (102) are positioned on the same plane; the first positioning part comprises at least one limiting opening (111), and the second positioning part comprises at least one bulge (131), and the bulge (131) is fixedly matched with the limiting opening (111);
the box body (100) comprises a first main body piece (110) and a second main body piece (120), the first main body piece (110) is fixedly connected with the second main body piece (120), the first main body piece (110) comprises a first end (116), the second main body piece (120) comprises a second end (126), the end face of the first end (116) and the end face of the second end (126) are located on the same plane, the first end (116) and the second end (126) are enclosed to form the port (101), and the current collecting cavity is located between the first main body piece (110) and the second main body piece (120);
the first main body piece (110) comprises a partition wall (112), at least part of the partition wall (112) is positioned in the flow collecting cavity and is arranged along the axial direction, the partition wall (112) is connected with the second main body piece (120), the partition wall (112) divides the first main body piece (110) into a first pipe part (113) and a second pipe part (114), a first cavity is formed between the first pipe part (113) and the second main body piece (120), a second cavity is formed between the second pipe part (114) and the second main body piece (120), and the blocking cap (130) is fixedly matched with the partition wall (112);
a first step part (1211) is arranged at the position of the port (101) of the partition wall (112), and a part of the periphery (1301) of the plugging cap (130) is in sealing fit with the first step part (1211);
the second main body piece (120) protrudes towards one side of the current collecting cavity to form a protruding part (121) and forms a second step part (122) around the protruding part (121), a part of the periphery (1301) of the plugging cap (130) is in sealing fit with the second step part (122), and the plugging cap (130) is clamped between the first step part (1211) and the second step part (122);
the second positioning part comprises a straight section (1311) and a bending section (1312), the straight section (1311) is contained in the first positioning part, and the bending section (1312) is clung to the outer wall of the box body (100).
2. A heat exchanger, comprising: -a first header tank (1) and a second header tank (2), at least one of the first header tank (1) and the second header tank (2) being a header tank according to claim 1;
the heat exchange tube (3), the both ends of heat exchange tube (3) respectively with first header case (1) with second header case (2) fixed connection, the manifold of first header case (1) and the manifold of second header case (2) are through the lumen intercommunication of heat exchange tube (3).
3. A heat exchanger according to claim 2, comprising a housing (5), the housing (5) comprising a first connection end and a second connection end, the first connection end being connected to the first header (1) and the second connection end being connected to the second header (2), the housing (5) enclosing the first header (1) and the second header (2) to form a sealed medium chamber, at least part of the heat exchanger tube (3) being arranged in the medium chamber.
4. A heat exchanger according to claim 3, wherein the first header (1) and the second header (2) each comprise a tank body (100), the side walls of the tank bodies (100) are recessed towards the manifold to form grooves (123), the first connecting ends and the second connecting ends of the shells (5) are respectively inserted into the corresponding grooves (123), and the outer walls of the shells (5) at the first connecting ends and the second connecting ends are in sealing fit with and fixedly connected with the groove walls of the grooves (123).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311429549.8A CN117288026A (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
| CN201910474666.3A CN112033185B (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910474666.3A CN112033185B (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311429549.8A Division CN117288026A (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112033185A CN112033185A (en) | 2020-12-04 |
| CN112033185B true CN112033185B (en) | 2023-12-12 |
Family
ID=73575821
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311429549.8A Pending CN117288026A (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
| CN201910474666.3A Active CN112033185B (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311429549.8A Pending CN117288026A (en) | 2019-06-03 | 2019-06-03 | Header box and heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN117288026A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009272137A (en) * | 2008-05-07 | 2009-11-19 | Calsonic Kansei Corp | Heat exchanger |
| CN201926203U (en) * | 2011-01-18 | 2011-08-10 | 三花丹佛斯（杭州）微通道换热器有限公司 | Heat exchanger |
| CN102914202A (en) * | 2012-10-30 | 2013-02-06 | 广东美的制冷设备有限公司 | End cover side board, parallel flow heat exchanger and air conditioner |
| CN102954627A (en) * | 2012-11-21 | 2013-03-06 | 三花控股集团有限公司 | Heat exchanger |
| CN203731749U (en) * | 2013-11-26 | 2014-07-23 | 浙江兰通空调设备有限公司 | Three-sub-chamber condenser |
| CN204214327U (en) * | 2014-06-25 | 2015-03-18 | 苏州三星电子有限公司 | A kind of flow collection pipe component frock, flow collection pipe component and micro-channel heat exchanger |
| CN104567110A (en) * | 2014-12-09 | 2015-04-29 | 苏州纵贯线换热器有限公司 | End cover for header pipe of 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 |
| JP2015175560A (en) * | 2014-03-17 | 2015-10-05 | カルソニックカンセイ株式会社 | heat exchanger |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007292382A (en) * | 2006-04-25 | 2007-11-08 | Calsonic Kansei Corp | Tank structure of heat exchanger for vehicle |
-
2019
- 2019-06-03 CN CN202311429549.8A patent/CN117288026A/en active Pending
- 2019-06-03 CN CN201910474666.3A patent/CN112033185B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009272137A (en) * | 2008-05-07 | 2009-11-19 | Calsonic Kansei Corp | Heat exchanger |
| CN201926203U (en) * | 2011-01-18 | 2011-08-10 | 三花丹佛斯（杭州）微通道换热器有限公司 | Heat exchanger |
| CN102914202A (en) * | 2012-10-30 | 2013-02-06 | 广东美的制冷设备有限公司 | End cover side board, parallel flow heat exchanger and air conditioner |
| CN102954627A (en) * | 2012-11-21 | 2013-03-06 | 三花控股集团有限公司 | Heat exchanger |
| CN203731749U (en) * | 2013-11-26 | 2014-07-23 | 浙江兰通空调设备有限公司 | Three-sub-chamber condenser |
| 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 |
| JP2015175560A (en) * | 2014-03-17 | 2015-10-05 | カルソニックカンセイ株式会社 | heat exchanger |
| CN204214327U (en) * | 2014-06-25 | 2015-03-18 | 苏州三星电子有限公司 | A kind of flow collection pipe component frock, flow collection pipe component and micro-channel heat exchanger |
| CN104567110A (en) * | 2014-12-09 | 2015-04-29 | 苏州纵贯线换热器有限公司 | End cover for header pipe of micro-channel heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117288026A (en) | 2023-12-26 |
| CN112033185A (en) | 2020-12-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2977706B1 (en) | Manifold and heat exchanger having same | |
| US5236336A (en) | Heat exchanger | |
| US10429132B2 (en) | Stacked plate heat exchanger with top and bottom manifolds | |
| US11624565B2 (en) | Header box and heat exchanger | |
| CN107816825B (en) | Heat exchanger, header for heat exchanger, and method for manufacturing header for heat exchanger | |
| EP3988887B1 (en) | Header assembly and heat exchanger | |
| CN211552541U (en) | Heat exchanger | |
| US20220214113A1 (en) | Heat exchanger | |
| CN110530190B (en) | Header and heat exchanger | |
| CN112033185B (en) | Header box and heat exchanger | |
| CN112880436A (en) | Heat exchanger | |
| CN110567311B (en) | Header and heat exchanger | |
| JPWO2004081481A1 (en) | Connection structure between heat exchanger tank and connector | |
| CN112146475B (en) | Collecting pipe and heat exchanger | |
| CN112033184A (en) | Heat exchanger and method for manufacturing the same | |
| CN111623560B (en) | Heat exchanger | |
| US20220011061A1 (en) | Adapter for a heat exchanger header | |
| CN211425152U (en) | Heat exchanger | |
| CN112880437A (en) | Heat exchanger and assembling method thereof | |
| CN112432537B (en) | Heat exchanger and method for manufacturing the same | |
| CN210464139U (en) | Heat exchanger | |
| CN110645821A (en) | Header and heat exchanger | |
| CN117073448A (en) | Heat Exchanger | |
| EP0619468B1 (en) | Heat exchanger evaporator | |
| CN112033186A (en) | Header, heat exchanger and preparation method of header |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |