CN113670107A

CN113670107A - Fin, heat exchanger and air conditioner

Info

Publication number: CN113670107A
Application number: CN202010408563.XA
Authority: CN
Inventors: 魏文建; 马文勇
Original assignee: Zhejiang Dunan Thermal Technology Co Ltd
Current assignee: Zhejiang Dunan Thermal Technology Co Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-11-19

Abstract

The invention provides a fin, a heat exchanger and an air conditioner, wherein the fin comprises: the main board body is provided with a first side and a second side which are oppositely arranged; the first heat dissipation part is arranged on the first side of the main plate body; the second heat dissipation part is arranged on the second side of the main plate body, and the second heat dissipation part and the first heat dissipation part are arranged at intervals; the main board body is provided with a first opening portion and a second opening portion, the first opening portion is located on the first side, and the second opening portion is located on the second side. Through the technical scheme provided by the invention, the technical problem that the double-row micro-channel heat exchanger in the prior art is inconvenient to install can be solved.

Description

Fin, heat exchanger and air conditioner

Technical Field

The invention relates to the technical field of heat exchange equipment, in particular to a fin, a heat exchanger and an air conditioner.

Background

At present, the micro-channel heat exchanger has the advantages of compact structure, light weight, small refrigerant filling amount and the like, and the cost of the micro-channel heat exchanger is lower than that of a common copper tube fin heat exchanger, so that the micro-channel heat exchanger is widely applied.

However, for a double row microchannel heat exchanger, the fins in the prior art are cumbersome to install, making production efficiency low.

Disclosure of Invention

The invention mainly aims to provide a fin, a heat exchanger and an air conditioner, and aims to solve the technical problem that a double-row micro-channel heat exchanger in the prior art is inconvenient to install.

In order to achieve the above object, according to one aspect of the present invention, there is provided a fin including: the main board body is provided with a first side and a second side which are oppositely arranged; the first heat dissipation part is arranged on the first side of the main plate body; the second heat dissipation part is arranged on the second side of the main plate body, and the second heat dissipation part and the first heat dissipation part are arranged at intervals; the main board body is provided with a first opening portion and a second opening portion, the first opening portion is located on the first side, and the second opening portion is located on the second side.

Further, the first opening portion comprises a plurality of first notches which are arranged at intervals, the first heat dissipation portion comprises a plurality of first louvers which are arranged at intervals, and one first notch is arranged between every two adjacent first louvers.

Further, the fin further includes: the first flanging is arranged to protrude out of the main board body, and the first flanging is arranged along the groove edge of the first notch.

Further, the first louver is open in a direction toward the first side.

Further, the second opening portion comprises a plurality of second notches which are arranged at intervals, the second heat dissipation portion comprises a plurality of second louvers which are arranged at intervals, and one second notch is arranged between every two adjacent second louvers.

Further, the second louver is opened toward the second side.

Further, the fin further includes: and the second flanging is arranged by protruding out of the main plate body, and the second flanging is arranged along the groove edge of the second notch.

Furthermore, a plurality of first louvers and a plurality of second louvers are arranged in a one-to-one correspondence manner, and each first louver is arranged opposite to the corresponding second louver; the plurality of first notches and the plurality of second notches are arranged in a one-to-one correspondence, and each first notch is arranged opposite to the corresponding second notch.

Further, a plurality of first louvers and a plurality of second louvers dislocation set, a plurality of first notches and a plurality of second notches dislocation set.

According to another aspect of the present invention, there is provided a heat exchanger including: a first flat tube group; the second flat pipe group is arranged at intervals with the first flat pipe group; the fin, the fin sets up on first flat nest of tubes and second flat nest of tubes, and the fin is the fin that the aforesaid provided, and the first opening of fin is used for the card to establish on first flat nest of tubes, and the second opening of fin is used for the card to establish on the second flat nest of tubes.

According to another aspect of the present invention, there is provided an air conditioner including a heat exchanger provided as above.

By applying the technical scheme of the invention, the first heat radiating part is arranged on the first side of the main board body, the second heat radiating part is arranged on the second side of the main board body, so that the heat can be better radiated conveniently through the first heat radiating part and the second heat radiating part, and meanwhile, the first opening part is arranged on the first side, and the second opening part is arranged on the second side, so that the main board body can be conveniently inserted on the first flat pipe group and the second flat pipe group through the first opening part and the second opening part, the first heat radiating part is positioned at the first flat pipe group, and the second heat radiating part is positioned at the second flat pipe group, thereby facilitating the installation of the main board body. Therefore, the technical problem that the double-row micro-channel heat exchanger in the prior art is inconvenient to install can be solved through the technical scheme provided by the invention.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, 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 illustrates a schematic structural diagram of a fin provided in accordance with an embodiment of the present invention;

FIG. 2 illustrates a front view of a fin provided in accordance with an embodiment of the present invention;

FIG. 3 illustrates a front view of a fin provided in accordance with an embodiment of the present invention;

FIG. 4 illustrates a left side view of a fin provided in accordance with an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a fin provided according to a second embodiment of the present invention;

FIG. 6 shows a front view of a fin provided in accordance with embodiment two of the present invention;

FIG. 7 illustrates a front view of a fin provided in accordance with an embodiment two of the present invention;

FIG. 8 shows a left side view of a fin provided in accordance with embodiment two of the present invention;

FIG. 9 is a schematic structural diagram of a heat exchanger provided according to a third embodiment of the invention; and

fig. 10 is a schematic view showing the installation of fins according to the third embodiment of the present invention, which are inserted into the first flat tube group and the second flat tube group.

Wherein the figures include the following reference numerals:

10. a main board body; 11. a first opening portion; 111. a first notch; 12. a second opening portion; 121. a second notch; 20. a first heat sink portion; 21. a first louver; 30. a second heat sink member; 31. a second louver; 40. a first flanging; 50. second flanging; 60. a first flat tube group; 70. a second flat tube group; 80. a fin; 90. a header.

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 embodiments with reference to the attached drawings.

As shown in fig. 1 to 4, a first embodiment of the present invention provides a fin 80, wherein the fin 80 includes a main plate body 10, a first heat sink member 20 and a second heat sink member 30, and the main plate body 10 has a first side and a second side which are oppositely arranged. The first heat sink member 20 is disposed on a first side of the main plate 10, the second heat sink member 30 is disposed on a second side of the main plate 10, and the second heat sink member 30 is spaced apart from the first heat sink member 20. The main plate 10 has a first opening 11 and a second opening 12, the first opening 11 is located on a first side, and the second opening 12 is located on a second side. The inserted sheet in this embodiment is integrated into one piece's overall structure, and this inserted sheet can be for the blanking shaping, and processing is simple and convenient, and production efficiency is high, can be convenient for manufacture.

With the fin 80 according to the present embodiment, the first opening 11 is provided for being engaged with the first flat tube group 60, and the second opening 12 is provided for being engaged with the second flat tube group 70, so that the main board 10 is inserted into the first flat tube group 60 and the second flat tube group 70, and the first heat dissipation portion 20 is located at the first flat tube group 60, and the second heat dissipation portion 30 is located at the second flat tube group 70. With such a structural arrangement, the first flat tube group 60 and the second flat tube group 70 are inserted from the first opening portion 11 and the second opening portion 12, respectively, to achieve the installation process of the double-row microchannel heat exchanger, which can facilitate the installation operation and simplify the installation steps.

Specifically, the first opening 11 in this embodiment includes a plurality of first notches 111, the plurality of first notches 111 are arranged at intervals, the first heat sink 20 includes a plurality of first louvers 21, the plurality of first louvers 21 are arranged at intervals, and one first notch 111 is arranged between two adjacent first louvers 21. Adopt such structure setting, can be convenient for better dispel the heat, simultaneously, be convenient for establish on a plurality of flat pipes of first flat nest of tubes 60 through a plurality of first notch 111 clamps for first notch 111 carries out the card with flat pipe and establishes one-to-one, thereby has guaranteed the stability of connecting, has also guaranteed the effect of heat transfer through a plurality of first louver 21. Specifically, the number of the first notches 111 and the distance between two adjacent first notches 111 in this embodiment may be determined according to the number and the distance of the flat tubes of the actual first flat tube group 60. Meanwhile, the first louvers 21 can enhance disturbance of air flow to improve heat exchange efficiency of the fins 80.

Specifically, the fin 80 of the present embodiment further includes a first flange 40, the first flange 40 is disposed to protrude from the main plate body 10, and the first flange 40 is disposed along the groove edge of the first notch 111. After the fins 80 are inserted into the first flat tube group 60, the first flanges 40 are attached to the outer wall surface of the first flat tube group 60, so that the attachment area of the fins 80 and the first flat tube group 60 is increased, the stability of clamping connection is improved, and the stability of the overall structure is improved. Specifically, the first flange 40 in this embodiment can effectively play a role in positioning, so that the installation is more convenient, and meanwhile, the welding and heat conduction of the insertion piece and the first flat tube group 60 are facilitated.

In order to improve the heat exchange effect, the first louver 21 is opened toward the first side. Specifically, the first louver 21 has a plurality of first blades disposed at intervals, and the first blades are opened obliquely upward toward the first side, so as to exchange heat with the first flat tube group 60. The extending direction of a plurality of first blades is unanimous with the extending direction of the mainboard body 10 (mainboard body 10 is the strip shaped plate, mainboard body 10 has relative first end and the second end that sets up, the extending direction who is the strip shaped plate along first end to second end is the extending direction of strip shaped plate promptly, the direction of following first side to second side is the extending direction of perpendicular to strip shaped plate), a plurality of first louver 21 set up along the extending direction interval of mainboard body 10, a plurality of first blades set up along the extending direction interval of perpendicular to strip shaped plate.

In the present embodiment, the second opening portion 12 includes a plurality of second notches 121, the plurality of second notches 121 are arranged at intervals, the second heat sink 30 includes a plurality of second louvers 31, the plurality of second louvers 31 are arranged at intervals, and one second notch 121 is arranged between two adjacent second louvers 31. Adopt such structure setting, can be convenient for dispel the heat better, simultaneously, be convenient for establish on a plurality of flat pipes of second flat tube group 70 through a plurality of second notch 121 cards for second notch 121 carries out the card with flat pipe and establishes one-to-one ground, thereby has guaranteed the stability of connecting, has also further guaranteed the effect of heat transfer through a plurality of second shutter 31. Specifically, the number of the second notches 121 and the distance between two adjacent second notches 121 in this embodiment may be determined according to the number and the distance of the flat tubes of the actual second flat tube group 70. Meanwhile, the second louver 31 can enhance disturbance of the air flow to further improve the heat exchange efficiency of the fin 80.

In order to further improve the heat exchange effect, the second louver 31 is opened toward the second side. Specifically, the second louver 31 has a plurality of second blades arranged at intervals, and the second blades are opened obliquely upward toward the second side so as to exchange heat with the second flat tube group 70. With such a configuration, the heat exchange of the first flat tube group 60 and the second flat tube group 70 can be reduced from interfering with each other, so that the heat exchange effect of the first flat tube group 60 and the second flat tube group 70 can be improved. The extending direction of the second blades is consistent with the extending direction of the main plate body 10, the second louvers 31 are arranged at intervals along the extending direction of the main plate body 10, and the second blades are arranged at intervals along the extending direction perpendicular to the strip-shaped plate.

In this embodiment, the fin 80 further comprises a second flange 50, the second flange 50 being disposed to protrude from the main plate body 10, the second flange 50 being disposed along the slot edge of the second slot 121. After the fins 80 are inserted into the second flat tube group 70, the second flanges 50 are attached to the outer wall surface of the second flat tube group 70, so that the attachment area of the fins 80 and the second flat tube group 70 is increased, the stability of clamping connection is improved, and the stability of the overall structure is improved. Specifically, the second flange 50 in this embodiment can effectively play a role in positioning, so that the installation is more convenient, and meanwhile, the welding and heat conduction between the insertion sheet and the second flat tube group 70 are facilitated.

In the present embodiment, the plurality of first louvers 21 are provided in one-to-one correspondence with the plurality of second louvers 31, and each first louver 21 is provided opposite to the corresponding second louver 31. The plurality of first notches 111 and the plurality of second notches 121 are disposed in one-to-one correspondence, and each first notch 111 is disposed opposite to a corresponding second notch 121. With this arrangement, the first flat tube group 60 and the second flat tube group 70 are also arranged in a one-to-one correspondence, so that the overall structure is symmetrical, which facilitates the compactness of the overall structure.

As shown in fig. 5 to 8, a second embodiment of the present invention provides a fin 80, and the structure of the fin 80 in the second embodiment is different from that of the fin 80 in the first embodiment in the corresponding positions of the first louvers 21 and the second louvers 31, the plurality of first louvers 21 are disposed to be offset from the plurality of second louvers 31, and the plurality of first notches 111 are disposed to be offset from the plurality of second notches 121. By adopting the structure, the flat pipes of the first flat pipe group 60 and the flat pipes of the second flat pipe group 70 are arranged in a staggered manner, so that the mutual influence of each flat pipe of the first flat pipe group 60 and each flat pipe of the second flat pipe group 70 during heat exchange is reduced, and the heat exchange effect is convenient to improve. Meanwhile, the fins 80 in this embodiment also facilitate improvement of the compactness of the overall structure.

As shown in fig. 9 and 10, a heat exchanger according to a third embodiment of the present invention includes a first flat tube group 60, a second flat tube group 70, and fins 80, the second flat tube group 70 being disposed at a distance from the first flat tube group 60, the fins 80 being disposed on the first flat tube group 60 and the second flat tube group 70, the fins 80 being the fins 80 provided in the first embodiment or the second embodiment. The first opening 11 of the fin 80 is engaged with the first flat tube group 60, and the second opening 12 of the fin 80 is engaged with the second flat tube group 70. The heat exchanger that this embodiment provided is adopted, the installation of two microchannel heat exchangers of being convenient for has avoided loaded down with trivial details installation operation, has improved the convenience of installation and use, and the staff of also being convenient for maintains and maintains. The heat exchanger in this embodiment further includes a header 90, the header 90 being located at an end of the first flat tube bank 60 and at an end of the second flat tube bank 70, the header 90 being adapted to communicate with either the first flat tube bank 60 or the second flat tube bank 70.

The fourth embodiment of the invention provides an air conditioner which comprises a heat exchanger, wherein the heat exchanger is the heat exchanger provided in the third embodiment.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the inserting sheet is convenient to be installed with the first flat pipe group and the second flat pipe group, and is particularly suitable for double-row micro-channel heat exchangers.

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 fin, comprising:

a main board body (10), wherein the main board body (10) is provided with a first side and a second side which are oppositely arranged;

a first heat sink member (20), the first heat sink member (20) being provided on a first side of the main plate body (10);

a second heat sink member (30), wherein the second heat sink member (30) is disposed on a second side of the main plate body (10), and the second heat sink member (30) is disposed at an interval from the first heat sink member (20);

the main board body (10) is provided with a first opening portion (11) and a second opening portion (12), the first opening portion (11) is located on the first side, and the second opening portion (12) is located on the second side.

2. The fin according to claim 1, wherein the first opening portion (11) includes a plurality of first notches (111), the plurality of first notches (111) are provided at intervals, the first heat sink portion (20) includes a plurality of first louvers (21), the plurality of first louvers (21) are provided at intervals, and one first notch (111) is provided between two adjacent first louvers (21).

3. The fin of claim 2, further comprising:

the first flanging (40) protrudes out of the main plate body (10), and the first flanging (40) is arranged along the groove edge of the first groove opening (111).

4. The fin according to claim 2, wherein the first louver (21) is open in a direction towards the first side.

5. The fin according to claim 2, wherein the second opening portion (12) includes a plurality of second notches (121), the plurality of second notches (121) are arranged at intervals, the second heat sink portion (30) includes a plurality of second louvers (31), the plurality of second louvers (31) are arranged at intervals, and one second notch (121) is arranged between two adjacent second louvers (31).

6. The fin according to claim 5, characterized in that the second louver (31) opens in the direction of the second side.

7. The fin of claim 5, further comprising:

the second flanging (50) protrudes out of the main plate body (10), and the second flanging (50) is arranged along the groove edge of the second groove opening (121).

8. The fin according to claim 5, wherein a plurality of the first louvers (21) are provided in one-to-one correspondence with a plurality of the second louvers (31), each of the first louvers (21) being provided opposite to the corresponding second louver (31); the first notches (111) and the second notches (121) are arranged in a one-to-one correspondence manner, and each first notch (111) is arranged opposite to the corresponding second notch (121).

9. The fin according to claim 5, wherein a plurality of said first louvers (21) are arranged offset from a plurality of said second louvers (31), and a plurality of said first notches (111) are arranged offset from a plurality of said second notches (121).

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

a first flat tube group (60);

a second flat tube group (70) that is provided at a distance from the first flat tube group (60);

a fin (80), the fin (80) being provided on the first flat tube group (60) and the second flat tube group (70), the fin (80) being the fin (80) according to any one of claims 1 to 9, a first opening (11) of the fin (80) being adapted to be engaged with the first flat tube group (60), and a second opening (12) of the fin (80) being adapted to be engaged with the second flat tube group (70).

11. An air conditioner, characterized in that the air conditioner comprises a heat exchanger, and the heat exchanger is the heat exchanger in claim 10.