CN216159687U - Heat exchange assembly - Google Patents

Abstract

The utility model provides a heat exchange assembly, comprising: the bending flat tube structure is provided with a heat exchange inlet part, a heat exchange outlet part and a bent heat exchange flow path structure communicated with the heat exchange inlet part and the heat exchange outlet part; wherein, the edge of the bending flat tube structure encloses into a triangle structure or a trapezoid structure. Through the technical scheme provided by the utility model, the technical problem of poor heat exchange performance of the A-type heat exchanger in the prior art can be solved.

Description

Heat exchange assembly

Technical Field

The utility model relates to the technical field of heat exchange assemblies, in particular to a heat exchange assembly.

Background

At present, in order to install and keep out the wind the conventional heat exchanger of bending among the prior art, generally shelter from with the sheet metal component at the side of A type heat exchanger (including first heat transfer portion and second heat transfer portion, first heat transfer portion and second heat transfer portion are the angle setting of predetermineeing, form triangular installation interval between first heat transfer portion and the second heat transfer portion), shelter from promptly adopting the sheet metal component to shelter from in the triangular interval of A type heat exchanger promptly.

However, by adopting the structure, the occupied space is large, the space is wasted, the structure is not compact enough, the heat exchange area is limited, and the heat exchange performance cannot be effectively improved.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a heat exchange assembly to solve the technical problem that an A-type heat exchanger in the prior art is poor in heat exchange performance.

In order to achieve the above object, the present invention provides a heat exchange assembly comprising: the bending flat tube structure is provided with a heat exchange inlet part, a heat exchange outlet part and a bent heat exchange flow path structure communicated with the heat exchange inlet part and the heat exchange outlet part; wherein, the edge of the bending flat tube structure encloses into a triangle structure or a trapezoid structure.

Further, flat tub of structure of bending includes: first flat pipe, first flat pipe include a plurality of first heat transfer pipe sections that set up along horizontal direction interval and intercommunication, and first heat transfer pipe section all extends along vertical direction.

Further, the height of a plurality of first heat exchange pipe sections increases earlier and then reduces, and the one end of first flat pipe forms heat transfer import portion, and the other end of first flat pipe forms heat transfer export portion.

Further, first flat pipe is a plurality of, and a plurality of first flat pipes set up along the horizontal direction interval, and heat transfer import portion includes the first heat transfer import of a plurality of first flat pipes, and the heat transfer export portion includes the first heat transfer export of a plurality of first flat pipes, and the height of a plurality of first heat transfer sections of a plurality of first flat pipes increases earlier and then reduces.

Furthermore, the plurality of first heat exchange inlets are arranged at intervals, and the plurality of first heat exchange outlets are arranged at intervals; the heat exchange assembly further comprises: the first connecting pipes are connected with the plurality of first heat exchange inlets, and extend along the spaced arrangement direction of the plurality of first heat exchange inlets; and/or the second connecting pipe, the plurality of first heat exchange outlets are all connected with the second connecting pipe, and the second connecting pipe extends along the interval arrangement direction of the plurality of first heat exchange outlets.

Further, the height of a plurality of first heat exchange pipe sections of first flat pipe increases earlier and then reduces, and first flat pipe is a plurality of, and a plurality of first flat pipes set up along vertical direction interval.

Further, the height of a plurality of first heat exchange tube sections of first flat pipe increases earlier and then reduces, and flat tubular structure of bending still includes: the second flat pipe comprises a plurality of second heat exchange pipe sections which are spaced and communicated along the horizontal direction, the second heat exchange pipe sections extend along the vertical direction, the heights of the second heat exchange pipe sections are the same, and the first heat exchange pipe sections are arranged above the second heat exchange pipe sections.

Further, flat tub of structure of bending includes: the triangular pipe comprises a plurality of first inclined pipe sections and a plurality of second inclined pipe sections, wherein the first inclined pipe sections and the second inclined pipe sections are arranged in a one-to-one correspondence mode, and the first inclined pipe sections and the corresponding second inclined pipe sections are correspondingly arranged to form a triangular structure in a splicing mode.

Further, flat tub of structure of bending includes: the flat pipe of third and fourth, the flat pipe of third includes along a plurality of third heat transfer pipe sections that horizontal direction interval and intercommunication set up, the flat pipe of fourth includes along a plurality of fourth heat transfer pipe sections that horizontal direction interval and intercommunication set up, each third heat transfer pipe section includes first slope section, each fourth heat transfer pipe section includes the second slope section, a plurality of first slope sections and a plurality of second slope section one-to-one set up, each first slope section and the second slope section butt that corresponds are in order to enclose into the triangle-shaped structure.

Further, flat tub of structure of bending includes: the fifth heat exchange tube sections comprise third inclined sections and fourth inclined sections which are connected with each other, and the third inclined sections and the fourth inclined sections enclose a triangular structure.

By applying the technical scheme of the utility model, the heat exchange assembly structure replaces a sheet metal part in the A-type heat exchange assembly, so that the wind shielding effect on the A-type heat exchanger can be realized, the compactness of the structure is improved, the integral heat exchange effect of the A-type heat exchanger can be effectively improved, and the heat exchange performance is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of a heat exchange assembly according to an embodiment of the present invention;

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

FIG. 3 illustrates a front view of a heat exchange assembly provided in accordance with a second embodiment of the present invention;

FIG. 4 illustrates a top view of a heat exchange assembly provided in accordance with a second embodiment of the present invention;

FIG. 5 illustrates a left side view of a heat exchange assembly provided in accordance with an embodiment two of the present invention;

FIG. 6 is a schematic structural diagram of a heat exchange assembly according to a second embodiment of the present invention;

FIG. 7 illustrates a front view of a heat exchange assembly provided in accordance with a third embodiment of the present invention;

FIG. 8 illustrates a front view of a heat exchange assembly provided in accordance with an embodiment of the present invention;

FIG. 9 illustrates a front view of a heat exchange assembly provided in accordance with an embodiment of the present invention;

fig. 10 shows a front view of a heat exchange assembly provided according to a seventh embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. bending the flat tube structure; 11. a first flat tube; 111. a first heat exchange tube section; 12. a second flat tube; 121. a second heat exchange tube section; 13. a third flat tube; 131. a first inclined section; 132. a first vertical section; 14. a fourth flat tube; 141. a second inclined section; 142. a second vertical section; 15. a fifth flat tube; 151. a third inclined section; 152. a fourth inclined section; 153. a third vertical section; 154. a fourth vertical section; 16. a sixth flat tube; 20. a first connecting pipe; 30. a second connecting pipe; 41. an inlet header pipe; 42. an outlet header; 50. a third connecting pipe; 60. a fourth connecting pipe; 70. a fifth connecting pipe; 80. and a sixth connecting 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 embodiments with reference to the attached drawings.

As shown in fig. 1 to 10, an embodiment of the present invention provides a heat exchange assembly, which includes a bent flat tube structure 10, where the bent flat tube structure 10 has a heat exchange inlet portion, a heat exchange outlet portion, and a bent heat exchange flow path structure communicated with both the heat exchange inlet portion and the heat exchange outlet portion. Wherein, the edge of the bending flat tube structure 10 encloses into a triangle structure or a trapezoid structure.

Adopt the structure of the heat exchange assembly that this embodiment provided, when specifically using, can replace the sheet metal component among the A type heat exchange assembly with above-mentioned heat exchange assembly structure, like this, can realize the effect of keeping out the wind to A type heat exchanger, improve the compactedness of structure, can also effectively improve A type heat exchanger's holistic heat transfer effect simultaneously. Therefore, the heat exchange assembly provided by the embodiment can be used for conveniently and effectively improving the heat exchange performance of the A-type heat exchanger.

In embodiment one, bend flat tube structure 10 and include first flat pipe 11, first flat pipe 11 includes a plurality of first heat exchange tube sections 111 that set up along the horizontal direction interval and intercommunication, and first heat exchange tube section 111 all extends along vertical direction.

Specifically, the height of a plurality of first heat exchange tube segments 111 in this embodiment increases earlier and then reduces, and the one end of first flat tube 11 forms the heat transfer import portion, and the other end of first flat tube 11 forms the heat transfer export portion. Adopt such structure setting, first flat pipe 11 through a bend just can form flat tub of structure 10 of bending, simple structure, and the manufacturing of being convenient for is realized, has effectively reduced manufacturing cost.

In this embodiment, the heat exchange assembly further includes an inlet header 41 and an outlet header 42, the heat exchange inlet portion is connected to the inlet header 41, and the heat exchange outlet portion is connected to the outlet header 42.

The heat exchange assembly in the embodiment is of a single-loop pipe belt type structure, and the structural form can be considered when the overall size of the heat exchange assembly is small.

In the second embodiment of the present invention, a heat exchange assembly is provided, in this embodiment, the bent flat tube structure 10 includes a first flat tube 11, the first flat tube 11 includes a plurality of first heat exchange tube segments 111 that are spaced apart and arranged in a communicating manner along a horizontal direction, and the first heat exchange tube segments 111 all extend along a vertical direction. First flat pipe 11 is a plurality of, and a plurality of first flat pipe 11 set up along the horizontal direction interval, and heat transfer import portion includes a heat transfer import of a plurality of first flat pipe 11, and the heat transfer export portion includes a heat transfer export of a plurality of first flat pipe 11, and a plurality of first heat transfer sections 111 of a plurality of first flat pipe 11 highly increase earlier afterwards reduce. By adopting the structure, the edges of the bent flat tube structure 10 can be conveniently surrounded to form a triangular structure or a trapezoidal structure through a plurality of first flat tubes 11 arranged at intervals along the horizontal direction. In addition, through setting up a plurality of first flat pipes 11, compare in the structure of a flat pipe, can make the heat transfer flow path length in each first flat pipe 11 reduce to the heat transfer resistance of refrigerant has been reduced, thereby is convenient for improve heat transfer effect.

Specifically, in this embodiment, the plurality of first heat exchange inlets are arranged at intervals, and the plurality of first heat exchange outlets are arranged at intervals. The heat exchange assembly further comprises: the first connecting pipe 20 is connected with the plurality of first heat exchange inlets, and the first connecting pipe 20 extends along the direction of the interval arrangement of the plurality of first heat exchange inlets; and/or the second connection pipe 30, the plurality of first heat exchange outlets are all connected with the second connection pipe 30, and the second connection pipe 30 extends along the direction of the spaced arrangement of the plurality of first heat exchange outlets.

Preferably, the heat exchange assembly in this embodiment further includes a first connection pipe 20 and a second connection pipe 30, the plurality of first heat exchange inlets are connected to the first connection pipe 20, and the first connection pipe 20 extends along the direction of the spaced arrangement of the plurality of first heat exchange inlets; the plurality of first heat exchange outlets are all connected with the second connection pipe 30, and the second connection pipe 30 extends along the spaced arrangement direction of the plurality of first heat exchange outlets. By adopting the structure, the refrigerant can be conveniently provided in the first heat exchange inlets through the first connecting pipes 20, and the refrigerant flowing out of the first heat exchange outlets can be conveniently collected through the second connecting pipes 30.

The heat exchange assembly in the embodiment is of a multi-loop pipe belt type structure, and the structure can be considered to be adopted when the size of the heat exchanger is longer, so that the condition of large flow resistance of a refrigerant is avoided, and the influence on the heat exchange performance is avoided.

The third embodiment of the utility model provides a heat exchange assembly, wherein the bent flat tube structure 10 comprises a first flat tube 11, the first flat tube 11 comprises a plurality of first heat exchange tube sections 111 which are arranged at intervals in the horizontal direction and are communicated, and the first heat exchange tube sections 111 extend in the vertical direction. Specifically, the height of a plurality of first heat exchange tube segments 111 of the first flat tube 11 in this embodiment is increased and then reduced, and the first flat tube 11 is a plurality of, and the plurality of first flat tubes 11 are arranged at intervals along the vertical direction. By adopting the structure, the number of the heat exchange flow paths can be increased conveniently, so that the heat exchange effect is improved effectively. The structure in this embodiment is a multiple single-circuit tube-strip structure, and is also suitable for heat exchange assemblies of smaller size.

Specifically, the heat transfer subassembly in this embodiment includes import pressure manifold 41 and export pressure manifold 42, and heat transfer import portion includes a plurality of first heat transfer import of flat pipe 11, and the heat transfer export portion includes a plurality of first heat transfer export of flat pipe 11, and a plurality of first heat transfer import all are connected with import pressure manifold 41, and a plurality of first heat transfer export all are connected with export pressure manifold 42.

The fourth embodiment of the utility model provides a heat exchange assembly, wherein the bent flat tube structure 10 in the embodiment comprises a first flat tube 11, the first flat tube 11 comprises a plurality of first heat exchange tube sections 111 which are arranged at intervals in the horizontal direction and are communicated with each other, and the first heat exchange tube sections 111 extend in the vertical direction. The height of a plurality of first heat exchange tube sections 111 of the first flat tube 11 of heat exchange assembly in this embodiment increases earlier and then reduces, the flat tube structure 10 of bending still includes the flat pipe 12 of second, the flat pipe 12 of second includes a plurality of second heat exchange tube sections 121 that separate and communicate along the horizontal direction, second heat exchange tube section 121 extends along vertical direction, a plurality of second heat exchange tube sections 121 highly the same, a plurality of first heat exchange tube sections 111 install the top at a plurality of second heat exchange tube sections 121. By adopting the structure, the bending flat tube structure 10 with the triangular or trapezoidal edge can be conveniently formed, in addition, the structural layout of the heat exchange assembly is optimized by arranging the first flat tube 11 and the second flat tube 12, the structural compactness of the heat exchange assembly is improved, the length of a heat exchange flow path in each flat tube is reduced, and further the fluid resistance in the corresponding flat tube is reduced.

The fifth embodiment of the utility model provides a heat exchange assembly, wherein the bent flat tube structure 10 comprises a plurality of first inclined tube sections and a plurality of second inclined tube sections, the plurality of first inclined tube sections and the plurality of second inclined tube sections are arranged in a one-to-one correspondence manner, and each first inclined tube section and the corresponding second inclined tube section are correspondingly arranged to form a triangular structure in a splicing manner. Specifically, a plurality of first inclined pipe sections are arranged at intervals along the horizontal direction, a plurality of second inclined pipe sections are arranged at intervals along the horizontal direction, and the first inclined pipe sections located on the outermost side and the second inclined pipe sections located on the outermost side form the edge of the bent flat pipe structure 10 and enclose a triangular structure or a trapezoidal structure.

The sixth embodiment of the present invention provides a heat exchange assembly, in this embodiment, the bent flat tube structure 10 includes a third flat tube 13 and a fourth flat tube 14, the third flat tube 13 includes a plurality of third heat exchange tube segments spaced and arranged in a horizontal direction in a communicating manner, the fourth flat tube 14 includes a plurality of fourth heat exchange tube segments spaced and arranged in a horizontal direction in a communicating manner, each third heat exchange tube segment includes a first inclined segment 131, each fourth heat exchange tube segment includes a second inclined segment 141, the plurality of first inclined segments 131 and the plurality of second inclined segments 141 are arranged in a one-to-one correspondence manner, and each first inclined segment 131 abuts against the corresponding second inclined segment 141 to form a triangular structure. By adopting the structure, the structural layout of the bending flat tube structure 10 can be optimized conveniently, and the compactness of the structure setting is improved. Specifically, the third heat exchange tube section in the present embodiment further includes a first vertical section 132, the first vertical section 132 is located below the first inclined section 131 and is communicated with the first inclined section 131, and the fourth heat exchange tube section further includes a second vertical section 142, and the second vertical section 142 is located below the second inclined section 141 and is communicated with the second inclined section 141.

Preferably, the heat exchange assembly in this embodiment may further include a sixth flat pipe 16, the sixth flat pipe 16 is located between the third flat pipe 13 and the fourth flat pipe 14, the sixth flat pipe 16 has a sixth heat exchange pipe section, a seventh heat exchange pipe section and an eighth heat exchange pipe section, which are arranged at an interval along the horizontal direction and are communicated with each other, the sixth heat exchange pipe section includes a sixth vertical section and a sixth inclined section that are connected to each other, the sixth inclined section is located above the sixth vertical section, the seventh heat exchange pipe section includes a seventh vertical section, the eighth heat exchange pipe section includes an eighth vertical section and an eighth inclined section that are connected to each other, and the eighth inclined section is located above the eighth vertical section. The sixth heat exchange tube section is close to the third heat exchange tube section, the seventh heat exchange tube section is close to the fourth heat exchange tube section, the sixth inclined section and the eighth inclined section enclose a triangular structure, and at least part of the seventh vertical section is located in a triangular interval enclosed by the sixth inclined section and the eighth inclined section. By adopting the structure, the heat exchange assembly comprises the third flat pipe 13, the fourth flat pipe 14 and the sixth flat pipe 16, so that the structural layout of the heat exchange assembly can be optimized conveniently, the structural compactness of the heat exchange assembly is improved, and meanwhile, the length of a heat exchange flow path in each flat pipe can be reduced to reduce heat exchange resistance.

Specifically, heat exchange assembly in this embodiment still includes third connecting pipe 50 and fourth connecting pipe 60, and the heat transfer import portion includes the third heat transfer import of the flat pipe 13 of third, the fourth heat transfer import of the flat pipe 14 of fourth and the sixth heat transfer import of the flat pipe 16 of sixth, and the heat transfer export portion includes the third heat transfer export of the flat pipe 13 of third, the fourth heat transfer export of the flat pipe 14 of fourth and the sixth heat transfer export of the flat pipe 16 of sixth. The third connecting pipe 50 extends along the spacing arrangement direction of the third heat exchange inlet, the fourth heat exchange inlet and the sixth heat exchange inlet, and the third heat exchange inlet, the fourth heat exchange inlet and the sixth heat exchange inlet are all connected with the third connecting pipe 50. The fourth connection pipe 60 extends along the direction of the interval arrangement of the third heat exchange outlet, the fourth heat exchange outlet and the sixth heat exchange outlet, and the third heat exchange outlet, the fourth heat exchange outlet and the sixth heat exchange outlet are all connected with the fourth connection pipe 60.

The seventh embodiment of the utility model provides a heat exchange assembly, wherein the bent flat tube structure 10 of the heat exchange assembly comprises a fifth flat tube 15, the fifth flat tube 15 comprises a plurality of fifth heat exchange tube sections which are spaced and communicated in the vertical direction, each fifth heat exchange tube section comprises a third inclined section 151 and a fourth inclined section 152 which are connected with each other, and the third inclined section 151 and the fourth inclined section 152 enclose a triangular structure. By adopting the structure, the structural layout of the heat exchange assembly can be optimized conveniently, the structural compactness of the heat exchange assembly is improved, and a triangular structure is convenient to enclose.

Specifically, in the present embodiment, an end of the third inclined section 151 away from the fourth inclined section 152 is provided with a third vertical section 153, and an end of the fourth inclined section 152 away from the third inclined section 151 is provided with a fourth vertical section 154.

Specifically, the fifth flat tubes 15 in this embodiment are plural, and the plural fifth flat tubes 15 are arranged at intervals along the direction from the outer side to the inner side of the triangular structure. Preferably, the fifth flat pipe 15 can be two, and an installation interval is provided between the fifth heat exchange inlet and the fifth heat exchange outlet of the fifth flat pipe 15, and the other fifth flat pipe 15 is installed in the installation interval, so that the structure layout is compact.

In this embodiment, the heat exchange assembly further includes a fifth connecting pipe 70 and a sixth connecting pipe 80, the plurality of fifth heat exchange inlets are connected to the fifth connecting pipe 70, and the plurality of sixth heat exchange inlets are connected to the sixth connecting pipe 80.

In all the embodiments, the single-circuit tube-belt structure has a small refrigerant flow resistance, and thus the single-circuit tube-belt structure can be applied to a heat exchange assembly with a small overall size. For the multi-loop pipe-belt type structure, the refrigerant flow resistance is large, so that the heat exchange component can be suitable for the heat exchange component with a large integral size.

In all the above embodiments, the heat exchange inlet part and the heat exchange outlet part are both arranged at the bottom of the heat exchange assembly at intervals.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the heat exchange performance of the A-shaped heat exchanger is improved.

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 (10)

1. A heat exchange assembly, comprising:

the heat exchanger comprises a bending flat tube structure (10), wherein the bending flat tube structure (10) is provided with a heat exchange inlet part, a heat exchange outlet part and a bending heat exchange flow path structure communicated with the heat exchange inlet part and the heat exchange outlet part;

the edges of the bent flat tube structures (10) are enclosed to form a triangular structure or a trapezoidal structure.

2. A heat exchange assembly according to claim 1, wherein the bent flat tube structure (10) comprises:

the heat exchange tube comprises a first flat tube (11), wherein the first flat tube (11) comprises a plurality of first heat exchange tube sections (111) which are arranged at intervals along the horizontal direction and communicated with each other, and the first heat exchange tube sections (111) extend along the vertical direction.

3. A heat exchange assembly according to claim 2, wherein the height of a plurality of the first heat exchange tube segments (111) increases and then decreases, one end of the first flat tube (11) forming the heat exchange inlet portion and the other end of the first flat tube (11) forming the heat exchange outlet portion.

4. The heat exchange assembly according to claim 2, wherein the first flat pipe (11) is a plurality of flat pipes, the plurality of flat pipes (11) are arranged at intervals along the horizontal direction, the heat exchange inlet part comprises a first heat exchange inlet of the plurality of flat pipes (11), the heat exchange outlet part comprises a first heat exchange outlet of the plurality of flat pipes (11), and the heights of the plurality of first heat exchange pipe sections (111) of the plurality of flat pipes (11) are increased and then decreased.

5. The heat exchange assembly of claim 4, wherein a plurality of the first heat exchange inlets are spaced apart and a plurality of the first heat exchange outlets are spaced apart; the heat exchange assembly further comprises:

a first connecting pipe (20), a plurality of first heat exchange inlets are connected with the first connecting pipe (20), and the first connecting pipe (20) extends along the interval arrangement direction of the plurality of first heat exchange inlets; and/or the presence of a gas in the gas,

and the plurality of first heat exchange outlets are connected with the second connecting pipe (30), and the second connecting pipe (30) extends along the interval arrangement direction of the plurality of first heat exchange outlets.

6. A heat exchange assembly according to claim 2, wherein the first heat exchange tube sections (111) of the first flat tube (11) increase in height and then decrease in height, the first flat tube (11) being plural, and the first flat tubes (11) being vertically spaced apart.

7. A heat exchange assembly according to claim 2, wherein the height of a plurality of the first heat exchange tube segments (111) of the first flat tube (11) increases and then decreases, the bent flat tube structure (10) further comprising:

the second flat pipe (12), the second flat pipe (12) includes a plurality of second heat exchange pipe sections (121) that are spaced and communicate along the horizontal direction, the second heat exchange pipe sections (121) extend along the vertical direction, the heights of the plurality of second heat exchange pipe sections (121) are the same, and the plurality of first heat exchange pipe sections (111) are installed above the plurality of second heat exchange pipe sections (121).

8. A heat exchange assembly according to claim 1, wherein the bent flat tube structure (10) comprises:

the pipe comprises a plurality of first inclined pipe sections and a plurality of second inclined pipe sections, wherein the first inclined pipe sections and the second inclined pipe sections are arranged in a one-to-one correspondence mode, and the first inclined pipe sections and the second inclined pipe sections are correspondingly arranged to form a triangular structure in a splicing mode.

9. A heat exchange assembly according to claim 1, wherein the bent flat tube structure (10) comprises:

the heat exchanger comprises a third flat pipe (13) and a fourth flat pipe (14), wherein the third flat pipe (13) comprises a plurality of third heat exchange pipe sections which are arranged at intervals in the horizontal direction in a communicated mode, the fourth flat pipe (14) comprises a plurality of fourth heat exchange pipe sections which are arranged at intervals in the horizontal direction in a communicated mode, each third heat exchange pipe section comprises a first inclined section (131), each fourth heat exchange pipe section comprises a second inclined section (141), the first inclined sections (131) and the second inclined sections (141) are arranged in a one-to-one correspondence mode, and the first inclined sections (131) are abutted to the corresponding second inclined sections (141) to form a triangular structure.

10. A heat exchange assembly according to claim 1, wherein the bent flat tube structure (10) comprises:

the heat exchanger comprises a fifth flat pipe (15), the fifth flat pipe (15) comprises a plurality of fifth heat exchange pipe sections which are spaced and communicated along the vertical direction, each fifth heat exchange pipe section comprises a third inclined section (151) and a fourth inclined section (152) which are connected with each other, and the third inclined section (151) and the fourth inclined section (152) enclose a triangular structure.

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