CN219914072U

CN219914072U - Heat exchanger, vehicle air conditioning system and vehicle

Info

Publication number: CN219914072U
Application number: CN202321191296.0U
Authority: CN
Inventors: 唐磊
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-10-27
Anticipated expiration: 2033-05-16

Abstract

The utility model provides a heat exchanger, a vehicle air conditioning system and a vehicle, comprising: an inlet header and an outlet header; the heat exchange branch pipe is provided with a heat exchange inlet and a heat exchange outlet, the heat exchange inlet is communicated with the inlet collecting pipe, and the heat exchange outlet is communicated with the outlet collecting pipe; the adjusting piece is arranged in the inlet collecting pipe or the heat exchange branch pipe in a position adjustable mode, and is matched with the shape of the heat exchange inlet, so that the adjusting piece can plug the heat exchange inlet, or avoid the heat exchange inlet, or plug part of the heat exchange inlet. By the technical scheme provided by the utility model, the technical problem that the refrigerant quantity of the heat exchanger participating in heat exchange cannot be accurately controlled in the prior art can be solved.

Description

Heat exchanger, vehicle air conditioning system and vehicle

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger, a vehicle air conditioning system and a vehicle.

Background

At present, a bus air conditioning system in the prior art mostly adopts a copper pipe rate fin heat exchanger. According to the heat exchange capacity requirement, the refrigerant quantity in the refrigeration cycle is generally regulated through a compressor, a fan, a throttle valve and the like.

However, such adjustment often does not necessarily enable accurate adjustment of the flow of the refrigerant entering the heat exchanger, so that accurate adjustment of the cooling capacity or heating capacity according to actual demands cannot be achieved.

Disclosure of Invention

The utility model mainly aims to provide a heat exchanger, a vehicle air conditioning system and a vehicle, so as to solve the technical problem that the refrigerant quantity of the heat exchanger participating in heat exchange cannot be accurately controlled in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a heat exchanger comprising:

an inlet header and an outlet header;

the heat exchange branch pipe is provided with a heat exchange inlet and a heat exchange outlet, the heat exchange inlet is communicated with the inlet collecting pipe, and the heat exchange outlet is communicated with the outlet collecting pipe;

the adjusting piece is arranged in the inlet collecting pipe or the heat exchange branch pipe in a position adjustable mode, and is matched with the shape of the heat exchange inlet, so that the adjusting piece can plug the heat exchange inlet, or avoid the heat exchange inlet, or plug part of the heat exchange inlet.

Further, the heat exchanger further includes:

the driving piece is in driving connection with the adjusting piece, and is arranged outside the pipe of the inlet collecting pipe and outside the pipe of the heat exchange branch pipe.

Further, the driving end of the driving piece is rotatably arranged, and the adjusting piece is rotatably arranged in the inlet collecting pipe; the heat exchanger further comprises:

the transmission rod piece is at least partially extended out of the end part of the inlet collecting pipe and is connected with the driving end of the driving piece, and the adjusting piece is connected with the transmission rod piece, so that the driving piece drives the adjusting piece to rotate through the transmission rod piece.

Further, the transmission link includes:

the first transmission rod extends along the length direction of the inlet collecting pipe, and one end of the first transmission rod extends out of the end part of the inlet collecting pipe and is connected with the driving end of the driving piece;

the second transmission rod, one end and the regulating part of second transmission rod are connected, and the other end of first transmission rod of second transmission rod are connected, and the extending direction of second transmission rod is the setting of first default angle with the extending direction of first transmission rod.

Further, the inlet collecting pipe is of a circular pipe structure, the adjusting piece is an arc-shaped plate matched with the inner wall of the inlet collecting pipe, and the first transmission rod is arranged at the symmetrical axis of the inlet collecting pipe.

Further, the heat exchange branch pipes are multiple, the multiple heat exchange branch pipes are arranged at intervals along the axial direction of the inlet collecting pipe, the regulating piece is a strip-shaped plate, the strip-shaped plate extends along the axial direction of the inlet collecting pipe, and the length of the strip-shaped plate in the axial direction of the inlet collecting pipe is at least greater than the installation total length of two adjacent heat exchange branch pipes in the axial direction of the inlet collecting pipe.

Further, the plurality of heat exchange branch pipes are arranged at intervals along the circumferential direction of the inlet collecting pipe, the regulating piece extends along the circumferential direction of the inlet collecting pipe, and the arc length of the regulating piece in the circumferential direction of the inlet collecting pipe is at least greater than the total arc length of two adjacent heat exchange branch pipes in the circumferential direction of the inlet collecting pipe.

According to another aspect of the present utility model, there is provided a vehicle air conditioning system including an indoor heat exchanger and an outdoor heat exchanger;

the indoor heat exchanger adopts the heat exchanger provided by the above; and/or the number of the groups of groups,

the outdoor heat exchanger adopts the heat exchanger provided by the above.

Further, the outdoor heat exchanger is mounted on the roof of the vehicle, and the outdoor heat exchanger is provided protruding from the roof of the vehicle.

Further, the inlet collecting pipe of the outdoor heat exchanger and the outlet collecting pipe of the outdoor heat exchanger are arranged at a second preset angle with the top surface of the roof, and the heat exchange branch pipes of the outdoor heat exchanger are arranged parallel to the top surface of the roof.

Further, the indoor heat exchanger is arranged in the vehicle, and the indoor heat exchanger is arranged at the ceiling of the vehicle; the inlet collecting pipe of the indoor heat exchanger and the outlet collecting pipe of the indoor heat exchanger are respectively arranged at two sides of a roof of the vehicle, and the heat exchange branch pipes of the indoor heat exchanger are arranged parallel to the top surface of the roof of the vehicle.

According to still another aspect of the present utility model, there is provided a vehicle including the vehicle air conditioning system provided above.

By adopting the technical scheme, the position of the adjusting piece is adjusted, the heat exchange inlet can be conveniently plugged by the adjusting piece, or the heat exchange inlet is avoided, or the part of the heat exchange inlet is plugged, so that the flow of the refrigerant flowing through the heat exchange inlet can be conveniently adjusted, the heat exchanger is conveniently controlled by adjusting the adjusting piece, different refrigerating and heating requirements in a vehicle are conveniently met, and the control is more accurate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 shows a schematic structural view of a heat exchanger according to a first embodiment of the present utility model;

fig. 2 is a schematic structural view of a heat exchanger according to a first embodiment of the present utility model when shielding a heat exchange inlet;

fig. 3 is a schematic structural view of a heat exchanger according to a first embodiment of the present utility model, in which a heat exchange inlet is partially blocked;

fig. 4 is a schematic structural diagram of a heat exchanger according to a first embodiment of the present utility model when avoiding a heat exchange inlet;

fig. 5 shows a schematic structural view of another heat exchanger provided according to a first embodiment of the present utility model;

fig. 6 is a schematic structural view of a heat exchanger according to a first embodiment of the present utility model, in which a plurality of heat exchange inlets in a circumferential direction are blocked;

FIG. 7 is a schematic view showing a structure of a heat exchanger according to a first embodiment of the present utility model, in which a part of a plurality of heat exchange inlets in a circumferential direction is shielded;

fig. 8 is a schematic structural view of a heat exchanger according to a first embodiment of the present utility model when the heat exchanger is configured to avoid a plurality of heat exchange inlets in a circumferential direction;

fig. 9 is a schematic structural view of a driving member and a transmission rod according to a first embodiment of the present utility model;

fig. 10 shows a schematic structural diagram of a vehicle air conditioning system according to a second embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

10. an inlet header;

20. an outlet header;

30. a heat exchange branch pipe; 31. a heat exchange inlet; 32. a heat exchange outlet;

40. an adjusting member;

50. a driving member;

60. a transmission rod; 61. a first transmission rod; 62. a second transmission rod;

70. an indoor heat exchanger; 80. an outdoor heat exchanger; 90. a four-way valve; 100. a compressor; 110. a throttle valve.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 to 9, a first embodiment of the present utility model provides a heat exchanger including an inlet header 10, an outlet header 20, a heat exchange branch pipe 30 and a regulating member 40, the heat exchange branch pipe 30 having a heat exchange inlet 31 and a heat exchange outlet 32, the heat exchange inlet 31 being in communication with the inlet header 10, the heat exchange outlet 32 being in communication with the outlet header 20. The adjusting member 40 is adjustably arranged in the inlet header 10 or the heat exchange branch pipe 30, and the shape of the adjusting member 40 is matched with that of the heat exchange inlet 31, so that the adjusting member 40 can plug the heat exchange inlet 31, or avoid the heat exchange inlet 31, or plug part of the heat exchange inlet 31.

Adopt the heat exchanger that this embodiment provided, through adjusting the position of regulating part 40, can be convenient for utilize regulating part 40 to carry out the shutoff to heat exchange import 31, or dodge to heat exchange import 31, or carry out the shutoff to heat exchange import 31's part to can be convenient for adjust the refrigerant flow through heat exchange import 31, realize the control to the heat exchanger through the regulation to regulating part 40, thereby be convenient for satisfy the different refrigeration heating demands in the car. Therefore, the heat exchanger provided by the embodiment can solve the technical problem that the refrigerant quantity of the heat exchanger participating in heat exchange cannot be accurately controlled in the prior art.

The heat exchanger may be an indoor heat exchanger or an outdoor heat exchanger. For vehicles, the indoor heat exchanger may also be referred to as an in-vehicle heat exchanger, and the outdoor heat exchanger may also be referred to as an out-vehicle heat exchanger.

Specifically, the heat exchanger further comprises a driving member 50, the driving member 50 is in driving connection with the adjusting member 40, the driving member 50 is arranged outside the pipe of the inlet collecting pipe 10, and the driving member 50 is arranged outside the pipe of the heat exchange branch pipe 30. By adopting the structure, the adjusting piece 40 can be effectively controlled and adjusted conveniently, so that the refrigerant can be adjusted conveniently. The driving member 50 in this embodiment may be a stepper motor, and the driving of the stepper motor is used to adjust the amount of refrigerant entering the branch pipe from the main pipe of the heat exchanger outside the vehicle or the main pipe of the heat exchanger inside the vehicle, so as to achieve different requirements on heat exchange amount of the heat exchanger outside the vehicle or the heat exchanger inside the vehicle under different conditions. By locating the driving member 50 outside the tubes of the inlet header 10, the driving member 50 is also disposed outside the tubes of the heat exchange manifold 30, which also facilitates maintenance and adjustment of the driving member 50.

Specifically, in this embodiment, the refrigerant flow of the heat exchanger may be determined according to the cold and hot demand (parameters such as the air-conditioning outlet air temperature), so as to control the working condition of the stepper motor correspondingly.

In this embodiment, the driving end of the driving member 50 is rotatably disposed and the conditioning member 40 is rotatably disposed within the inlet manifold 10. The heat exchanger further comprises a transmission rod 60, at least part of the transmission rod 60 extends out of the end part of the inlet collecting pipe 10 and is connected with the driving end of the driving piece 50, and the adjusting piece 40 is connected with the transmission rod 60, so that the driving piece 50 drives the adjusting piece 40 to rotate through the transmission rod 60. With such a structural arrangement, the structure is simple, and the adjusting member 40 is conveniently and stably driven to perform position adjustment. In addition, the transmission rod 60 has small influence on the flow in the inlet header 10, and does not have great influence on the refrigerant flow in the inlet header 10.

Specifically, the transmission rod 60 includes a first transmission rod 61 and a second transmission rod 62, the first transmission rod 61 extends along the length direction of the inlet manifold 10, and one end of the first transmission rod 61 extends out of the end of the inlet manifold 10 and is connected to the driving end of the driving member 50. One end of the second transmission rod 62 is connected with the adjusting member 40, the other end of the second transmission rod 62 is connected with the other end of the first transmission rod 61, and the extending direction of the second transmission rod 62 and the extending direction of the first transmission rod 61 are arranged at a first preset angle. In this way, the transmission rod 60 has a simple structure, and can be convenient to stably drive the adjusting piece 40 to rotate and simultaneously reduce the influence on the normal flow of the refrigerant in the inlet collecting pipe 10 as much as possible. Specifically, the first preset angle may be 90 °.

In this embodiment, the inlet manifold 10 has a circular tube structure, the adjusting member 40 is an arc plate adapted to the inner wall of the inlet manifold 10, and the first transmission rod 61 is disposed at the symmetry axis of the inlet manifold 10. By adopting the structure, the arc-shaped plate can conveniently move along the periphery of the inner wall of the collecting pipe, so that the arc-shaped plate can smoothly block or avoid or partially block the heat exchange inlet 31.

In one embodiment, the plurality of heat exchange branch pipes 30 are arranged at intervals along the axial direction of the inlet collecting pipe 10, the adjusting piece 40 is a strip-shaped plate, the strip-shaped plate extends along the axial direction of the inlet collecting pipe 10, and the length of the strip-shaped plate in the axial direction of the inlet collecting pipe 10 is at least greater than the installation total length of two adjacent heat exchange branch pipes 30 in the axial direction of the inlet collecting pipe 10. In this way, when the position of the adjusting plate is adjusted, the heat exchange inlets 31 of at least two adjacent heat exchange branch pipes 30 in the axial direction can be plugged or avoided or partially plugged at the same time, and the refrigerant flow of at least two adjacent heat exchange branch pipes 30 can be adjusted conveniently. Preferably, the length of the strip plate in the axial direction of the inlet header 10 may be made greater than the total installation length of the plurality of heat exchange branch pipes 30 in the axial direction of the inlet header 10, so that the heat exchange inlets 31 of the plurality of heat exchange branch pipes 30 in the axial direction are simultaneously plugged, or dodged, or partially plugged when the position of the adjusting plate is adjusted. Specifically, the heat exchanger in the present embodiment may be provided as an off-vehicle heat exchanger.

It should be noted that, the adjacent two heat exchange branch pipes 30 include a first branch pipe and a second branch pipe, and the "total installation length of the adjacent two heat exchange branch pipes 30 in the axial direction of the inlet header 10" refers to a length between an end of the first branch pipe in the axial direction of the inlet header 10, which is away from the second branch pipe, and an end of the second branch pipe in the axial direction of the inlet header 10, which is away from the first branch pipe.

Specifically, the adjusting member 40 in this embodiment can adjust the flow of the plurality of heat exchange branch pipes 30 axially spaced apart, that is, the length of the adjusting member 40 is greater than the total length of the plurality of heat exchange branch pipes 30 installed in the axial direction of the inlet header 10.

In another embodiment, the plurality of heat exchange branch pipes 30 are arranged at intervals along the circumferential direction of the inlet header 10, the adjusting member 40 extends along the circumferential direction of the inlet header 10, and the arc length of the adjusting member 40 in the circumferential direction of the inlet header 10 is at least greater than the total arc length of two adjacent heat exchange branch pipes 30 in the circumferential direction of the inlet header 10. In this way, when the position of the adjusting plate is adjusted, the heat exchange inlets 31 of at least two adjacent heat exchange branch pipes 30 in the circumferential direction can be plugged or avoided or partially plugged at the same time, and the refrigerant flow of at least two adjacent heat exchange branch pipes 30 can be adjusted conveniently. Preferably, the arc length of the strip plate in the circumferential direction of the inlet header 10 is made to be greater than the total arc length of the plurality of heat exchange branch pipes 30 in the circumferential direction of the inlet header 10, so that the heat exchange inlets 31 of the plurality of heat exchange branch pipes 30 in the circumferential direction can be plugged or avoided or partially plugged simultaneously when the position of the adjusting plate is adjusted. Specifically, the heat exchanger in the present embodiment may be provided as an in-vehicle heat exchanger.

It should be noted that, the adjacent two heat exchange branch pipes 30 include a third branch pipe and a fourth branch pipe, and the "total arc length of the adjacent two heat exchange branch pipes 30 in the circumferential direction of the inlet header 10" refers to an arc length between an end of the third branch pipe away from the fourth branch pipe in the circumferential direction of the inlet header 10 and an end of the fourth branch pipe away from the third branch pipe in the circumferential direction of the inlet header 10.

The actual number and arrangement of the heat exchangers need to be calculated specifically in the actual use process, including the pipe length and pipe diameter of the inlet header 10 of the heat exchanger, the pipe length and pipe diameter of the outlet header 20 of the heat exchanger, the single length and pipe diameter of the heat exchange branch pipes 30, the number of rows and row spacing of the heat exchange branch pipes 30, and the number of each row of the heat exchange branch pipes 30 (as shown in fig. 6 and 7, the diagram is not only a simplified design of an adjusting part of the heat exchanger in the vehicle, but also a simplified design of each row of the heat exchange branch pipes 30, and each row of the heat exchange branch pipes 30 can be designed into three as shown in fig. 6 and 7, and can be designed into other numbers).

The utility model relates to a related formula of heat exchange, which comprises the following steps:

Q＝Um·A·ΔTm；

q is the total heat exchange quantity, and the unit is W;

um-average heat exchange coefficient, unit is W/(m) ² ·k)；

A is the heat exchange area, the unit is m ² ；

Δtm—average heat exchange temperature difference in degrees celsius.

As shown in fig. 10, a second embodiment of the present utility model provides a vehicle air conditioning system including an indoor heat exchanger 70 and an outdoor heat exchanger 80. Wherein the indoor heat exchanger 70 adopts the heat exchanger provided above; alternatively, the outdoor heat exchanger 80 employs the heat exchanger provided above; alternatively, the indoor heat exchanger 70 and the outdoor heat exchanger 80 employ the heat exchangers provided above.

Specifically, the outdoor heat exchanger 80 is mounted on the roof of the vehicle, and the outdoor heat exchanger 80 is provided protruding from the roof of the vehicle. By adopting the structure, the outdoor heat exchanger 80 can utilize wind energy to the greatest extent, namely wind energy generated by air flowing backwards relative to the advancing direction of the vehicle in the running process of the vehicle, so that an external fan is not required to be additionally arranged, noise can be effectively reduced, and energy can be effectively saved. In addition, by adopting the structure in the above embodiment, the outdoor heat exchanger 80 can facilitate adjustment of the amount of refrigerant entering the heat exchange branch pipes, thereby facilitating realization of different requirements for heat exchange amount under different conditions. The indoor heat exchanger 70 and the outdoor heat exchanger 80 in this embodiment may be used in combination with a forced convection device, which may be a fan.

In this embodiment, the inlet header 10 of the outdoor heat exchanger 80 and the outlet header 20 of the outdoor heat exchanger 80 are both disposed at a second predetermined angle with the top surface of the roof, and the heat exchange branch pipes 30 of the outdoor heat exchanger 80 are disposed parallel to the top surface of the roof. With such an arrangement, it is possible to facilitate the full use of wind energy to better perform effective heat exchange to the outdoor heat exchanger 80. In particular, the second preset angle may be between 60 ° and 90 °, including 60 ° and 90 °.

Specifically, the indoor heat exchanger 70 is mounted in the vehicle, and the indoor heat exchanger 70 is provided at the ceiling of the vehicle. The inlet header 10 of the indoor heat exchanger 70 and the outlet header 20 of the indoor heat exchanger 70 are respectively disposed at both sides of the roof of the vehicle, and the heat exchanging branch pipe 30 of the indoor heat exchanger 70 is disposed parallel to the top surface of the roof of the vehicle. With such a layout arrangement, the indoor heat exchanger 70 can be sufficiently facilitated to exchange heat. The vehicle air conditioning system in this embodiment further includes an inner fan, which is disposed opposite to the indoor heat exchanger 70, and may employ a smaller air volume fan, so that the noise of the entire vehicle air conditioning system is reduced by more than 10dB relative to the conventional vehicle air conditioning system.

The top surface of the roof may be referred to as a top surface located outdoors.

The vehicle air conditioning system further includes a four-way valve 90, a compressor 100, and a throttle valve 110. The vehicle air conditioning system provided by the embodiment has the following advantages: the noise is obviously low, and as no external fan exists, only one internal fan exists, the air quantity is small, and the noise of the whole system can be reduced by more than 10dB compared with the estimation of the heat pump air conditioner of the traditional passenger car. The energy-saving effect is obvious; when the system is in operation, the energy consumption required for driving the compressor 100 is mainly low, and the energy consumption required for the internal fan is low, so that the energy-saving effect is remarkable. The comfort is strong, and the control is more accurate; the floor type vehicle interior heating is matched with the lower air supply, and fresh air is introduced into the vehicle, so that the comfort is strong and the air in the vehicle is fresher than that of the traditional bus heating system.

An embodiment III of the present utility model provides a vehicle, including the vehicle air conditioning system provided in the above embodiment II. The vehicle in the present embodiment is not limited to a bus.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects: utilize step motor to realize that the heat exchanger is inside adjustable, still include the development and utilization to bus self air energy, can effectively satisfy the interior refrigeration heating demand of car, it is more accurate to the control of heat exchanger. The outdoor heat exchanger is natural convection, and an inner fan with smaller air quantity is adopted in the vehicle, so that the noise is obviously smaller than that of the traditional heating; the energy consumption is mainly the consumption of the compressor, and the energy-saving effect is obvious compared with the traditional bus heating system; the floor heating is matched with the air supply and fresh air introduction, so that the bus heating system is more comfortable and better in air quality compared with the traditional bus heating system.

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 exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative 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 in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A heat exchanger, comprising:

an inlet header (10) and an outlet header (20);

a heat exchange branch pipe (30), wherein the heat exchange branch pipe (30) is provided with a heat exchange inlet (31) and a heat exchange outlet (32), the heat exchange inlet (31) is communicated with the inlet collecting pipe (10), and the heat exchange outlet (32) is communicated with the outlet collecting pipe (20);

the adjusting piece (40), adjusting piece (40) position is adjustably set up in import pressure manifold (10) or in heat transfer branch pipe (30), adjusting piece (40) with the shape looks adaptation of heat transfer import (31), so that adjusting piece (40) is right heat transfer import (31) shutoff, or to heat transfer import (31) dodge, or to the part of heat transfer import (31) is shutoff.

2. The heat exchanger of claim 1, wherein the heat exchanger further comprises:

the driving piece (50), driving piece (50) with regulating part (40) drive connection, driving piece (50) set up outside the pipe of import pressure manifold (10), driving piece (50) set up outside heat exchange branch pipe (30).

3. The heat exchanger according to claim 2, wherein the drive end of the drive member (50) is rotatably arranged and the adjustment member (40) is rotatably arranged in the inlet header (10); the heat exchanger further includes:

the transmission rod piece (60), at least part of the transmission rod piece (60) stretches out of the end part of the inlet collecting pipe (10) and is connected with the driving end of the driving piece (50), and the adjusting piece (40) is connected with the transmission rod piece (60) so that the driving piece (50) drives the adjusting piece (40) to rotate through the transmission rod piece (60).

4. A heat exchanger according to claim 3, wherein the transmission rod (60) comprises:

the first transmission rod (61) extends along the length direction of the inlet collecting pipe (10), and one end of the first transmission rod (61) extends out of the end part of the inlet collecting pipe (10) and is connected with the driving end of the driving piece (50);

the second transmission rod (62), the one end of second transmission rod (62) with regulating part (40) is connected, the other end of second transmission rod (62) with the other end of first transmission rod (61) is connected, the extending direction of second transmission rod (62) with the extending direction of first transmission rod (61) is first default angle setting.

5. The heat exchanger according to claim 4, wherein the inlet header (10) has a circular tube structure, the adjusting member (40) is an arc plate adapted to the inner wall of the inlet header (10), and the first transmission rod (61) is disposed at the symmetry axis of the inlet header (10).

6. The heat exchanger according to claim 1, wherein the plurality of heat exchange branch pipes (30) are provided, the plurality of heat exchange branch pipes (30) are arranged at intervals along the axial direction of the inlet header (10), the adjusting member (40) is a strip-shaped plate, the strip-shaped plate extends along the axial direction of the inlet header (10), and the length of the strip-shaped plate in the axial direction of the inlet header (10) is at least greater than the installation total length of two adjacent heat exchange branch pipes (30) in the axial direction of the inlet header (10).

7. The heat exchanger according to claim 1, wherein the plurality of heat exchange branch pipes (30) are provided, the plurality of heat exchange branch pipes (30) are arranged at intervals along the circumferential direction of the inlet header (10), the adjusting member (40) extends along the circumferential direction of the inlet header (10), and the arc length of the adjusting member (40) in the circumferential direction of the inlet header (10) is at least greater than the total arc length of two adjacent heat exchange branch pipes (30) in the circumferential direction of the inlet header (10).

8. A vehicle air conditioning system, characterized in that the vehicle air conditioning system comprises an indoor heat exchanger and an outdoor heat exchanger;

wherein the indoor heat exchanger employs the heat exchanger according to any one of claims 1 to 7; and/or the number of the groups of groups,

the outdoor heat exchanger employs the heat exchanger according to any one of claims 1 to 7.

9. The vehicle air conditioning system of claim 8, wherein the outdoor heat exchanger is mounted on a roof of a vehicle, the outdoor heat exchanger being disposed protruding from the roof of the vehicle.

10. The vehicle air conditioning system according to claim 9, characterized in that the inlet header (10) of the outdoor heat exchanger and the outlet header (20) of the outdoor heat exchanger are both arranged at a second predetermined angle to the top surface of the roof, the heat exchanging branch (30) of the outdoor heat exchanger being arranged parallel to the top surface of the roof.

11. The vehicle air conditioning system of claim 8, wherein the indoor heat exchanger is mounted within the vehicle, the indoor heat exchanger being disposed at a ceiling of the vehicle; the inlet collecting pipe (10) of the indoor heat exchanger and the outlet collecting pipe (20) of the indoor heat exchanger are respectively arranged on two sides of a roof of the vehicle, and the heat exchange branch pipe (30) of the indoor heat exchanger is arranged parallel to the top surface of the roof of the vehicle.

12. A vehicle comprising a vehicle air conditioning system according to any one of claims 8 to 11.