CN213421945U

CN213421945U - Collecting pipe and heat exchanger with same

Info

Publication number: CN213421945U
Application number: CN202022048021.4U
Authority: CN
Inventors: 魏文建; 梁新宇; 马文勇
Original assignee: Zhejiang Dunan Thermal Technology Co Ltd
Current assignee: Zhejiang Dunan Thermal Technology Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-11
Anticipated expiration: 2030-09-17
Also published as: US20230332835A1; JP2023539993A; WO2022057536A1

Abstract

The utility model provides a pressure manifold and have its heat exchanger, the pressure manifold includes: the device comprises a shell, a plurality of flow collecting channels are arranged on the shell, and the plurality of flow collecting channels are arranged at intervals; the shell is also provided with a plurality of connecting parts which are arranged at intervals; a plurality of connecting portions set up with a plurality of mass flow passageways one-to-one, and each connecting portion communicates with corresponding mass flow passageway, and connecting portion are used for communicating with the flat pipe of heat transfer. The technical problem that the installation of a double-flow-path or multi-flow-path heat exchanger in the prior art is complex is solved.

Description

Collecting pipe and heat exchanger with same

Technical Field

The utility model relates to a microchannel heat exchanger technical field particularly, relates to a pressure manifold and have its heat exchanger.

Background

At present, a double-flow-path or multi-flow-path heat exchanger in the prior art can not only realize energy exchange of the double flow path or the multi flow path, but also utilize the heat exchange area to the maximum extent when only one flow path is opened, and improve the heat exchange efficiency.

However, for a double-flow-path heat exchanger, 4 collecting pipes are generally required to be installed, the number of the collecting pipes is large, and the installation process is complex. For a multi-flow-path heat exchanger, the number of required collecting pipes is larger, and the installation process is more complicated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a pressure manifold and have its heat exchanger to solve the technical problem that the installation of the double flow path among the prior art or multithread way heat exchanger is complicated.

In order to achieve the above object, according to an aspect of the present invention, there is provided a header pipe, including: the device comprises a shell, a plurality of flow collecting channels are arranged on the shell, and the plurality of flow collecting channels are arranged at intervals; the shell is also provided with a plurality of connecting parts which are arranged at intervals; a plurality of connecting portions set up with a plurality of mass flow passageways one-to-one, and each connecting portion communicates with corresponding mass flow passageway, and connecting portion are used for communicating with the flat pipe of heat transfer.

Further, each connecting portion includes a plurality of connecting ports, and the plurality of connecting ports are arranged at intervals along the extending direction of the housing.

Further, the plurality of connection ports of one connection portion are arranged to be shifted from the plurality of connection ports of the other connection portion in the extending direction of the housing.

Further, the housing includes: the first plate body is provided with a plurality of open slots which are arranged at intervals; the second plate body, a plurality of connecting portion all set up on the second plate body, and the second plate body sets up on first plate body, and the second plate body is located the opening part of a plurality of open slots to make first plate body and second plate body enclose into a plurality of mass flows passageway.

Furthermore, the second plate body is of a flat plate structure.

Further, the first plate body comprises a plurality of arc-shaped plates, and the plurality of arc-shaped plates are connected and arranged.

Further, the shell is of an integrally formed structure.

Furthermore, the connecting port is of a strip-shaped structure, and the extending direction of the connecting port is perpendicular to the extending direction of the shell.

According to the utility model discloses an on the other hand provides a heat exchanger, and the heat exchanger includes: a heat exchange tube assembly; the collecting pipe is connected with the heat exchange tube assembly and is the collecting pipe provided above.

Further, the heat exchange tube assembly comprises a first heat exchange flat tube, the first heat exchange flat tube comprises a first communicating section, a main body section and a second communicating section which are communicated in sequence, the first communicating section is arranged at the first end of the main body section, and the first communicating section is positioned in the middle of the first end; the second communication section is arranged at the second end of the main body section and is positioned in the middle of the second end; the first communicating section and the second communicating section are both used for being communicated with the collecting channel of the collecting pipe.

Furthermore, a first collecting channel, a second collecting channel and a third collecting channel are arranged on the collecting pipe, and the first collecting channel is arranged between the second collecting channel and the third collecting channel; the heat exchange tube assembly further comprises: the first heat exchange flat tube is communicated with the first collecting channel, the second heat exchange flat tube is communicated with the second collecting channel, and the third heat exchange flat tube is communicated with the third collecting channel.

Use the technical scheme of the utility model, when the installation, only need be provided with a mass flow passageway respectively at the both ends of heat exchange tube assembly and just can realize double flow way or multithread way, reduced the required pressure manifold quantity of heat exchanger, simplified installation procedure, the installation of being convenient for. Therefore, through the utility model provides a technical scheme can solve the complicated technical problem of installation of double-flow path or multithread way heat exchanger among the prior art.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a header having two header channels provided according to an embodiment of the present invention;

fig. 2 shows an exploded view of a double-flow-path heat exchanger with a second heat exchange flat tube eccentric on the same side according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a second heat exchange flat tube which is eccentric on the same side provided according to an embodiment of the present invention;

fig. 4 shows an exploded view of a dual-flow-path heat exchanger with a second heat exchange flat tube eccentric from opposite side according to an embodiment of the present invention;

fig. 5 shows a schematic structural diagram of a second heat exchange flat tube with an eccentric side according to an embodiment of the present invention;

fig. 6 shows a schematic structural diagram of a heat exchanger provided according to an embodiment of the present invention;

fig. 7 shows a schematic structural diagram of a heat exchanger with a V-shaped structure according to an embodiment of the present invention;

fig. 8 shows a schematic structural diagram of a header having three header channels provided in accordance with an embodiment of the present invention;

fig. 9 shows a schematic structural diagram of a first heat exchange flat tube provided according to an embodiment of the present invention;

fig. 10 shows an exploded view of a three-flow-path heat exchanger with a second heat exchange flat tube eccentric on the same side according to an embodiment of the present invention;

fig. 11 shows an exploded view of the three-flow-path heat exchanger with the second heat exchange flat tubes eccentric from different sides according to the embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. a flow collection channel; 12. a connecting portion; 121. a connecting port; 13. a first plate body; 14. a second plate body; 20. a first heat exchange flat tube; 21. a first communication section; 22. a main body section; 23. a second communicating section; 30. a second heat exchange flat tube; 40. and a third heat exchange flat pipe.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 11, a first embodiment of the present invention provides a collecting pipe, which includes a casing 10, wherein a plurality of collecting channels 11 are provided on the casing 10, and the collecting channels 11 are arranged at intervals. The housing 10 is further provided with a plurality of connecting portions 12, and the connecting portions 12 are arranged at intervals. The plurality of connecting portions 12 and the plurality of collecting channels 11 are arranged in a one-to-one correspondence manner, each connecting portion 12 is communicated with the corresponding collecting channel 11, and the connecting portions 12 are used for being communicated with the heat exchange flat tubes. Specifically, the plurality in the present embodiment includes two or more cases. The header in this embodiment is applicable not only to a flat plate-shaped heat exchanger but also to a heat exchanger having a V-shaped structure.

By adopting the collecting pipe provided by the embodiment, because the plurality of collecting channels 11 are arranged on the shell 10, and the connecting parts 12 corresponding to the collecting channels 11 are arranged on the collecting channels 11, the collecting pipe can be communicated with the corresponding collecting channels 11 through the connecting parts 12, when being installed, a double flow path or a multiple flow path can be realized only by respectively arranging one collecting channel 11 at each of the two ends of the heat exchange pipe assembly, the number of collecting pipes required by the heat exchanger is reduced, the installation steps are simplified, and the installation is convenient. Therefore, through the collecting main provided by the embodiment, the technical problem that the installation of a double-flow-path or multi-flow-path heat exchanger in the prior art is complex can be solved.

Specifically, each of the connection portions 12 in the present embodiment includes a plurality of connection ports 121, and the plurality of connection ports 121 are disposed at intervals along the extending direction of the housing 10 so as to be connected with the plurality of heat exchange pipes through the plurality of connection ports 121.

In the present embodiment, the plurality of connection ports 121 of one connection portion 12 are provided to be offset from the plurality of connection ports 121 of the other connection portion 12 in the extending direction of the housing 10. By adopting the structure, the plurality of heat exchange tubes can be arranged in a staggered manner, the condition of mutual interference among the plurality of heat exchange tubes is avoided, and the structure layout is facilitated.

Specifically, the housing 10 in this embodiment includes a first plate 13 and a second plate 14, where the first plate 13 is provided with a plurality of open slots, and the open slots are arranged at intervals. The plurality of connecting portions 12 are disposed on the second plate body 14, the second plate body 14 is disposed on the first plate body 13, and the second plate body 14 is located at an opening of the plurality of open slots, so that the first plate body 13 and the second plate body 14 enclose a plurality of collecting channels 11. By adopting the structure, the structure is simple, and the production and the manufacture are convenient.

In the present embodiment, the second plate 14 is a flat plate structure. By adopting the structure, the heat exchange tube can be conveniently connected with the second plate body 14, the interference of the second plate body to the heat exchange tube is avoided, and the structural layout is optimized.

Specifically, the first plate 13 in this embodiment includes a plurality of arc-shaped plates, and the plurality of arc-shaped plates are connected to each other. With the adoption of the structure, a plurality of arc-shaped open slots can be conveniently formed through the plurality of arc-shaped plates so as to conveniently enclose the collecting channel 11. Specifically, when the heat exchanger is a dual-flow-path heat exchanger, the first plate body 13 includes two arc-shaped plates, that is, the number of the arc-shaped plates is the same as the number of the flow paths of the heat exchanger. Specifically, when the heat exchanger is a double-flow-path heat exchanger, the collecting pipe can be of a B-shaped structure, the collecting pipe can be arranged at one end of the heat exchange tube, and a conventional collecting pipe structure is arranged at the other end of the heat exchange tube.

Preferably, the housing 10 in this embodiment is an integrally formed structure, which is convenient for manufacturing.

In the present embodiment, the connection port 121 has a strip-shaped structure, and the extension direction of the connection port 121 is perpendicular to the extension direction of the housing 10. By adopting the structure, the heat exchange tube can be conveniently connected with the collecting tube, the height of the connecting port 121 is reduced as much as possible while the communicating area of the connecting part of the collecting tube and the heat exchange tube is ensured, so that the number of the connecting ports 121 on the shell 10 is conveniently increased, and the shell 10 can be connected with a plurality of heat exchange tubes.

Another embodiment of the utility model provides a heat exchanger, this heat exchanger include heat exchange tube assembly and collecting main, and the collecting main is connected with heat exchange tube assembly and is set up, and the collecting main is the above-mentioned collecting main that provides.

Specifically, the heat exchange tube assembly in this embodiment includes a first heat exchange flat tube 20, the first heat exchange flat tube 20 includes a first communicating section 21, a main body section 22 and a second communicating section 23, which are sequentially communicated, the first communicating section 21 is disposed at a first end of the main body section 22, and the first communicating section 21 is located in the middle of the first end; the second communicating section 23 is arranged at the second end of the main body section 22, and the second communicating section 23 is positioned in the middle of the second end; the first communication section 21 and the second communication section 23 are both used for communicating with the collecting channel 11 of the collecting main. Adopt the structure of the flat pipe 20 of first heat transfer in this embodiment, through the overall arrangement and the throat structure of optimizing first intercommunication section 21 and second intercommunication section 23, can avoid taking place mutual interference between first intercommunication section 21 and second intercommunication section 23 and the other structures of heat exchanger.

In this embodiment, the collecting pipe is provided with a first collecting channel, a second collecting channel and a third collecting channel, and the first collecting channel is arranged between the second collecting channel and the third collecting channel. The heat exchange tube assembly further comprises a second heat exchange flat tube 30 and a third heat exchange flat tube 40, the first heat exchange flat tube 20 is communicated with the first collecting channel, the second heat exchange flat tube 30 is communicated with the second collecting channel, and the third heat exchange flat tube 40 is communicated with the third collecting channel. Specifically, because a plurality of connection ports 121 of one connection portion 12 and a plurality of connection ports 121 of another connection portion 12 are staggered, the flat first heat exchange tube 20, the flat second heat exchange tube 30 and the flat third heat exchange tube 40 are arranged at intervals along the extending direction of the housing 10. Specifically, the flat pipe of first heat transfer 20 in this embodiment is located between the flat pipe of second heat transfer 30 and the flat pipe of third heat transfer 40, is favorable to optimizing spatial structure overall arrangement. The flat pipe of second heat transfer 30 and the flat pipe of third heat transfer 40 in this embodiment are same structure, and the flat pipe of second heat transfer 30 and the flat pipe of third heat transfer 40 all adopt eccentric throat structure to optimize structural layout.

Specifically, the flat first heat exchange tube 20, the flat second heat exchange tube 30, and the flat third heat exchange tube 40 in this embodiment form a flat heat exchange tube assembly, the flat first heat exchange tube 20 corresponds to the first connection port 121, the second connection port 121, and the third connection port 121, and the first connection port 121, the second connection port 121, and the third connection port 121 are disposed at stepped intervals.

Specifically, the two ends of the second heat exchange flat tube 30 in this embodiment are provided with a first eccentric necking structure and a second eccentric necking structure, and the first eccentric necking structure and the second eccentric necking structure are both used for being connected with the collecting pipe. Wherein, the eccentric throat structure of first eccentric throat structure can all be partial to one side of second heat transfer flat pipe 30 with the eccentric throat structure of second, will adopt the flat pipe 30 of second heat transfer of such structure to call as the eccentric flat pipe 30 of second heat transfer of homonymy. Or, the first eccentric necking structure is deviated to one side of the second heat exchange flat tube 30, the second eccentric necking structure is deviated to the other side of the heat exchange flat tube, and the second heat exchange flat tube 30 adopting the structure is called as a second heat exchange flat tube 30 with eccentric side.

Specifically, when the heat exchanger in this embodiment is of a dual-flow-path structure, the flow direction of the dual-flow-path structure is different according to the different structures of the second heat exchange flat tubes 30. When the second heat exchange flat tube 30 with the eccentric center at the same side is adopted, the liquid flows into the same side from the same side and flows out; when the second heat exchange flat tube 30 with the eccentric opposite side is adopted, the liquid flows into the other side from one side.

When the heat exchanger in this embodiment is of a three-flow-path structure, the flow directions of different loops of the three-flow-path structure are different according to different structures of the second heat exchange flat tubes 30. Specifically, the second flat heat exchange tube 30 and the third flat heat exchange tube 40 have the same structure, and when the second flat heat exchange tube 30 with the eccentric side is adopted, the liquid in the second flat heat exchange tube 30 and the liquid in the third flat heat exchange tube 40 flow in from the same side and flow out from the same side; when the second heat exchange flat tube 30 with the eccentric opposite side is adopted, the liquid in the second heat exchange flat tube 30 and the third heat exchange flat tube 40 flows in from one side and flows out from the other side.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the number of the collecting pipes is reduced, and the installation process of the heat exchanger is simplified.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A manifold, comprising:

the device comprises a shell (10), wherein a plurality of collecting channels (11) are arranged on the shell (10), and the collecting channels (11) are arranged at intervals;

the shell (10) is also provided with a plurality of connecting parts (12), and the connecting parts (12) are arranged at intervals; the connecting parts (12) and the collecting channels (11) are arranged in a one-to-one correspondence mode, each connecting part (12) is communicated with the corresponding collecting channel (11), and the connecting parts (12) are used for being communicated with the heat exchange flat tubes.

2. Header according to claim 1, characterized in that each of said connection portions (12) comprises a plurality of connection ports (121), said plurality of connection ports (121) being arranged at intervals along the extension direction of said shell (10).

3. Header according to claim 2, characterized in that said connection ports (121) of one of said connection portions (12) are offset from said connection ports (121) of another of said connection portions (12) in the extension direction of said shell (10).

4. Header according to claim 1, characterized in that said shell (10) comprises:

the first plate body (13), a plurality of open slots are arranged on the first plate body (13), and the open slots are arranged at intervals;

the second plate body (14) is multiple, connecting portion (12) all set up on the second plate body (14), the second plate body (14) sets up on first plate body (13), second plate body (14) are located a plurality of the opening part of open slot, so that first plate body (13) with second plate body (14) enclose into a plurality ofly the mass flow passageway (11).

5. Header according to claim 4, characterized in that said second plate body (14) is of flat plate construction.

6. Header according to claim 4, characterized in that said first plate body (13) comprises a plurality of curved plates, said curved plates being arranged in series.

7. Header according to any of claims 1 to 6, characterized in that said shell (10) is of one-piece construction.

8. Header according to claim 2, characterized in that said connection ports (121) have a strip-like configuration, the extension direction of said connection ports (121) being perpendicular to the extension direction of said shell (10).

9. A heat exchanger, characterized in that the heat exchanger comprises:

a heat exchange tube assembly;

a header pipe, the header pipe is connected to the heat exchange tube assembly, and the header pipe is the header pipe according to any one of claims 1 to 8.

10. The heat exchanger according to claim 9, wherein the heat exchange tube assembly comprises a first heat exchange flat tube (20), the first heat exchange flat tube (20) comprises a first communicating section (21), a main body section (22) and a second communicating section (23) which are communicated in sequence, the first communicating section (21) is arranged at a first end of the main body section (22), and the first communicating section (21) is positioned in the middle of the first end; the second communication section (23) is arranged at the second end of the main body section (22), and the second communication section (23) is positioned in the middle of the second end; the first communicating section (21) and the second communicating section (23) are both used for being communicated with a collecting channel (11) of the collecting pipe.

11. The heat exchanger according to claim 10, wherein a first collecting channel, a second collecting channel and a third collecting channel are arranged on the collecting main, and the first collecting channel is arranged between the second collecting channel and the third collecting channel; the heat exchange tube assembly further comprises: the heat exchanger comprises a second heat exchange flat tube (30) and a third heat exchange flat tube (40), wherein the first heat exchange flat tube (20) is communicated with the first current collecting channel, the second heat exchange flat tube (30) is communicated with the second current collecting channel, and the third heat exchange flat tube (40) is communicated with the third current collecting channel.