CN216915442U

CN216915442U - Heat exchange structure and car

Info

Publication number: CN216915442U
Application number: CN202121152750.2U
Authority: CN
Inventors: 陈小冬; 杨春雷
Original assignee: Baoneng Guangzhou Automobile Research Institute Co Ltd
Current assignee: Shenzhen Shengbo Hairui Management Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-07-08
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a heat exchange structure and an automobile, wherein the heat exchange structure comprises a condenser, a compressor, an evaporator, a throttling element, a supply device and a radiator, the condenser is provided with a first channel for circulating a refrigerant and a second channel for circulating a cooling liquid, and the first channel and the second channel are configured to be capable of mutually transferring heat; the compressor is in communication with the first passage, and the first passage is in communication with the evaporator through the throttling element; the supply device is used for providing cooling liquid, an outlet of the supply device is communicated with the second channel, and an outlet of the supply device is communicated with the radiator through the second channel. When the heat exchange structure and the automobile are used, the condenser can be shared, the size of the heat exchange structure can be reduced to reduce wind resistance, and the endurance mileage of the automobile is improved.

Description

Heat exchange structure and car

Technical Field

The utility model relates to the technical field of automobiles, in particular to a heat exchange structure and an automobile.

Background

In most of the existing automobile heat pump systems, the refrigerant loop outdoor heat exchanger is used as a condenser (refrigeration working condition) and an evaporator (heating working condition), so that the automobile heat pump system has higher requirements on the performance, the structure, the process and the like of the refrigerant loop outdoor heat exchanger.

Compared with a condenser of a traditional automobile air conditioning system, the automobile heat pump system can meet the performance requirement only by increasing the volume of about 20% of an outdoor heat exchanger of a refrigerant loop, so that the wind resistance of a front-end cooling module is greatly increased, the power of a cooling fan can be correspondingly increased after the wind resistance is increased, and the running mileage of an electric vehicle is influenced by the energy consumption of the whole automobile.

SUMMERY OF THE UTILITY MODEL

Based on this, to traditional car heat pump system the windage that has increased front end cooling module, can correspond the power of increase cooling fan after the windage increase to increase the problem that whole car energy consumption influences the electric motor car continuation of the journey mileage, provided a heat transfer structure and car, this heat transfer structure and car can share a condenser when using, and then can reduce heat transfer structure's volume in order to reduce the windage, promote the car continuation of the journey mileage.

The specific technical scheme is as follows:

in one aspect, the present application relates to a heat exchange structure comprising a condenser, a compressor, an evaporator, a throttling element, a supply device, and a radiator, the condenser being provided with a first passage for a refrigerant to flow through and a second passage for a cooling fluid to flow through, wherein the first passage and the second passage are configured to transfer heat to each other; the compressor is in communication with the first passage, and the first passage is in communication with the evaporator through the throttling element; the supply device is used for providing cooling liquid, an outlet of the supply device is communicated with the second channel, and an outlet of the supply device is communicated with the radiator through the second channel.

The technical solution is further explained as follows:

in one embodiment, the heat exchanging structure further comprises a coaxial pipe through which the first passage communicates with the throttling element.

In one embodiment, the heat exchange structure further comprises a three-way valve and a heater, the heater is provided with a flow passage, a first port of the three-way valve is communicated with a second passage through the flow passage, a second port of the three-way valve is communicated with the radiator, and a third port of the three-way valve is communicated with the inlet of the supply device.

In one embodiment, the heat exchange structure further comprises a one-way valve, and the second valve port of the three-way valve is communicated with the radiator through the one-way valve.

In one embodiment, the heat exchange structure further includes an air supply assembly, the air supply assembly is provided with an air supply channel and a first switch, the circulation channel and the evaporator are both disposed in the air supply channel, the air supply channel is provided with an air outlet, and the first switch is disposed at the air outlet.

In one embodiment, the air supply assembly further comprises a fan, and the fan is arranged in the air supply channel.

In one embodiment, the air supply assembly further comprises a second switch, the evaporator is arranged in the air supply channel, the air supply channel is further provided with an air inlet, and the second switch is arranged at the air inlet.

In one embodiment, the supply device is a delivery pump.

In one embodiment, the condenser is a water-cooled condenser.

In another aspect, the present application further relates to an automobile including the heat exchange structure in any of the foregoing embodiments.

When the heat exchange structure and the automobile comprising the heat exchange structure are used, the compressor is communicated with the throttling element and the evaporator through the first channel, and the refrigerant circulates among the compressor, the first channel, the throttling element and the evaporator to realize refrigeration; the supply device supplies the coolant, because the refrigerant of first passageway can carry out the heat transfer through the coolant in first passageway and the second passageway, so, when heat dissipation operating mode and refrigeration operating mode, condenser is shared to whole heat transfer structure, compares every operating mode of traditional heat pump system and sets up the condenser alone, and this application can reduce heat transfer structure's volume, and then reduces the windage, promotes the car continuation of the journey mileage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and do not constitute a limitation of the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.

Furthermore, the drawings are not to scale of 1:1, and the relative dimensions of the various elements in the drawings are drawn only by way of example and not necessarily to true scale.

FIG. 1 is a schematic diagram of a heat exchange structure in one embodiment;

FIG. 2 is a schematic view of an embodiment of an air supply assembly with an evaporator and a heater.

Description of reference numerals:

10. a heat exchange structure; 100. a condenser; 110. a first channel; 120. a second channel; 200. a compressor; 300. an evaporator; 400. a throttling element; 500. a heat sink; 600. a supply device; 700. a three-way valve; 800. a one-way valve; 900. a heater; 1000. a coaxial tube; 2000. an air supply assembly; 2100. an air supply channel; 2200. a fan; 2300. a first switching member; 2400. a second switching member; 2500. an air inlet; 2600. and (7) air outlet.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The traditional automobile heat pump system increases the wind resistance of the front-end cooling module, and the power of the cooling fan can be correspondingly increased after the wind resistance is increased, so that the energy consumption of the whole automobile is increased to influence the endurance mileage of the electric vehicle. Based on this, this application has proposed a heat transfer structure 10 and car (not shown), and this heat transfer structure 10 and car can share a condenser 100 when using, and then can reduce heat transfer structure 10's volume in order to reduce the windage, promote the car continuation of the journey mileage.

Referring to fig. 1, an embodiment of a heat exchange structure 10 includes a condenser 100, a compressor 200, an evaporator 300, and a throttling element 400, where the condenser 100 is provided with a first channel 110 for flowing a refrigerant and a second channel 120 for flowing a cooling fluid, and the first channel 110 and the second channel 120 are configured to transfer heat to each other, such that the refrigerant in the first channel 110 can transfer heat to the cooling fluid in the second channel 120 through heat exchange between the first channel 110 and the second channel 120. The refrigerant may be a refrigerant, and the coolant may be water.

Referring to fig. 1, the compressor 200 is communicated with the first passage 110, the first passage 110 is communicated with the evaporator 300 through the throttling element 400, the compressor 200, the first passage 110, the throttling element 400 and the evaporator 300 form a heat exchange branch, and the refrigerant circulates in the branch to realize a refrigeration function. Wherein the throttling element 400 may be an expansion valve.

Further, referring to fig. 1, the heat exchanging structure 10 further includes a coaxial pipe 1000, and the first passage 110 is communicated with the throttling element 400 through the coaxial pipe 1000. Thus, the supercooling degree or the superheating degree of the refrigerant is improved through the coaxial pipe 1000, and the refrigeration performance is further improved.

Referring to fig. 1, the heat exchange structure 10 further includes a supply device 600 and a heat sink 500, the supply device 600 is used for providing the cooling liquid, an outlet of the supply device 600 is communicated with the second channel 120, and an outlet of the supply device 600 is communicated with the heat sink 500 through the second channel 120. Another heat exchange branch is formed among the supply device 600, the second channel 120 and the radiator 500, and the cooling liquid supplied by the supply device 600 flows to the radiator 500 after exchanging heat with the refrigerant in the first channel 110 in the second channel 120, so as to dissipate heat and reduce temperature.

Alternatively, the supply device 600 is a delivery pump, such as a warm air water pump; the condenser 100 is a water cooled condenser 100.

Alternatively, the heat sink 500 may be a low temperature heat sink 500.

When the heat exchange structure 10 is in use, the compressor 200 is communicated with the throttling element 400 and the evaporator 300 through the first passage 110, and the refrigerant circulates among the compressor 200, the first passage 110, the throttling element 400 and the evaporator 300 to realize refrigeration; supply device 600 supplies the coolant liquid, because the refrigerant of first passageway 110 can carry out the heat transfer through the coolant liquid in first passageway 110 and the second passageway 120, so, when heat dissipation operating mode and refrigeration operating mode, condenser 100 is shared to whole heat transfer structure 10, compares that every operating mode of traditional heat pump system sets up condenser 100 alone, and this application can reduce heat transfer structure 10's volume (reduces about 20%), and then reduces the windage, promotes the car continuation of the journey mileage.

Further, the coolant takes away the heat of the refrigerant in the first channel 110, and the coolant after heat exchange is delivered to the heat sink 500 for heat dissipation, so that the heat dissipation fan can greatly reduce the temperature of the coolant discharged along the outlet of the heat sink 500 under the same power.

Referring to fig. 1, in one embodiment, the heat exchange structure 10 further includes a three-way valve 700 and a heater 900, the heater 900 is provided with a flow passage (not shown), a first port of the three-way valve 700 is communicated with the second passage 120 through the flow passage, a second port of the three-way valve 700 is communicated with the radiator 500, and a third port of the three-way valve 700 is communicated with an inlet of the supply device 600. Thus, after the high-temperature and high-pressure refrigerator discharged from the compressor 200 is conveyed into the first channel 110 to exchange heat with the cooling liquid in the second channel 120, the temperature of the cooling liquid is correspondingly increased, and when the high-temperature and high-pressure refrigerator is conveyed to the circulation channel, the high-temperature and high-pressure refrigerator can exchange heat with the air outside the circulation channel to heat the air, so that the passenger compartment is heated, and a heating function is realized. Further, this heat transfer structure is when the working condition of heating, heat dissipation working condition and refrigeration working condition, and condenser 100 is shared to whole heat transfer structure 10, compares that every working condition of traditional heat pump system sets up condenser 100 alone, and this application can reduce heat transfer structure 10's volume (reduce about 20%) in order to reduce the windage, promotes car continuation of the journey mileage.

Alternatively, the heater 900 may be a warm air core.

Referring to fig. 1, in a further embodiment, the heat exchange structure 10 further includes a check valve 800, and a second port of the three-way valve 700 is communicated with the radiator 500 through the check valve 800. Thus, coolant diversion is limited.

Referring to fig. 1 and fig. 2, in one embodiment, the heat exchange structure 10 further includes an air blowing assembly 2000, the air blowing assembly 2000 has an air blowing channel 2100 and a first switch 2300, the air blowing channel and the evaporator 300 are both disposed in the air blowing channel 2100, the air blowing channel 2100 has an air outlet 2600, and the first switch 2300 is disposed at the air outlet 2600. Thus, the air in the air supply channel 2100 exchanges heat with the air in the circulation channel, the temperature of the air is raised, and the heating function is realized; the air in the air supply channel 2100 exchanges heat with the evaporator 300, so that the temperature of the air can be reduced, and the refrigeration function is realized; when the air in the passenger compartment needs to be heated or cooled, the air outlet 2600 is opened by the first switch 2300, so that heating or cooling is realized. When heating or cooling is not required, the air outlet 2600 is closed by the first switching member 2300.

Referring to fig. 1 and fig. 2, further, the air supply assembly 2000 further includes a second switch 2400, the air supply channel 2100 is further provided with an air inlet 2500, and the second switch 2400 is disposed at the air inlet 2500. In this way, when the passenger compartment needs to be cooled or heated, the second switch 2400 opens the air inlet 2500, so that the air in the air supply channel 2100 after exchanging heat with the evaporator 300 or with the circulation channel enters the passenger compartment. When the passenger compartment needs to be cooled or heated, the air inlet 2500 is closed through the second switch 2400.

Referring to fig. 1 and fig. 2, further, the air supply assembly 2000 further includes a fan 2200, and the fan 2200 is disposed in the air supply channel 2100. As such, the driving air is introduced along the air inlet 2500 and discharged along the air inlet 2500 by the fan 2200; alternatively, the fan 2200 may be a blower 2200.

In addition, an embodiment also relates to an automobile, which comprises the heat exchange structure 10 in any one of the previous embodiments.

The automobile comprises the heat exchange structure 10 in any one of the embodiments, so that when the automobile is used, the compressor 200 is communicated with the throttling element 400 and the evaporator 300 through the first passage 110, and the refrigerant circulates among the compressor 200, the first passage 110, the throttling element 400 and the evaporator 300 to realize refrigeration; the cooling liquid is supplied to the supply device 600, because the refrigerant of first passageway 110 can carry out the heat transfer through the cooling liquid in first passageway 110 and the second passageway 120, so, when heat dissipation operating mode and refrigeration operating mode, condenser 100 is shared to whole heat transfer structure 10, compares that every operating mode of traditional heat pump system sets up condenser 100 alone, and this application can reduce heat transfer structure 10's volume, and then reduces the windage, promotes the car continuation of the journey mileage.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A heat exchange structure, comprising:

a condenser provided with a first passage through which a refrigerant circulates and a second passage through which a cooling liquid circulates, wherein the first passage and the second passage are configured to be heat-transferable with each other;

the compressor is communicated with the first passage, and the first passage is communicated with the evaporator through the throttling element; and

a radiator and a supply device for supplying a cooling liquid, an outlet of the supply device being in communication with the second passage, and an outlet of the supply device being in communication with the radiator through the second passage.

2. The heat exchange structure according to claim 1, further comprising a coaxial pipe through which the first passage communicates with the throttling element.

3. The heat exchange structure according to claim 1, further comprising a three-way valve and a heater, the heater being provided with a flow passage, a first port of the three-way valve being communicated with the second passage through the flow passage, a second port of the three-way valve being communicated with the radiator, and a third port of the three-way valve being communicated with an inlet of the supply device.

4. The heat exchange structure according to claim 3, further comprising a check valve through which a second port of the three-way valve communicates with the radiator.

5. The heat exchange structure of claim 3, further comprising an air supply assembly, wherein the air supply assembly is provided with an air supply channel and a first switch, the circulation channel and the evaporator are both arranged in the air supply channel, the air supply channel is provided with an air outlet, and the first switch is arranged at the air outlet.

6. The heat exchange structure of claim 5, wherein the air supply assembly further comprises a fan disposed in the air supply channel.

7. The heat exchange structure of claim 5, wherein the air supply assembly further comprises a second switch member, the air supply channel is further provided with an air inlet, and the second switch member is arranged at the air inlet.

8. A heat exchange structure according to any one of claims 1 to 7, wherein the supply means is a transfer pump.

9. The heat exchange structure according to any one of claims 1 to 7, wherein the condenser is a water-cooled condenser.

10. An automobile characterized by comprising the heat exchange structure according to any one of claims 1 to 9.