CN213630689U - Heat exchange device and air conditioner - Google Patents
Heat exchange device and air conditioner Download PDFInfo
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- CN213630689U CN213630689U CN202022352445.XU CN202022352445U CN213630689U CN 213630689 U CN213630689 U CN 213630689U CN 202022352445 U CN202022352445 U CN 202022352445U CN 213630689 U CN213630689 U CN 213630689U
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- 239000007788 liquid Substances 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims description 14
- 239000003507 refrigerant Substances 0.000 abstract description 38
- 238000010438 heat treatment Methods 0.000 abstract description 24
- 238000005057 refrigeration Methods 0.000 abstract description 24
- 230000000694 effects Effects 0.000 description 10
- 238000004781 supercooling Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a heat exchange device and an air conditioner, wherein the heat exchange device comprises a heat exchanger, a first pipeline assembly, a second pipeline assembly, a third pipeline assembly and a control module, and the heat exchanger comprises a first heat exchange section and a second heat exchange section; the first pipeline assembly is communicated with the inlet end of the first heat exchange section; the second pipeline assembly is communicated with the outlet end of the first heat exchange section and the inlet end of the second heat exchange section; the third pipeline assembly comprises an outlet pipe, a first pipeline, a second pipeline and a control module, the outlet pipe is communicated with the outlet end of the second heat exchange section, the first pipeline is communicated with the outlet end of the second heat exchange section and the first pipeline assembly, and the second pipeline is communicated with the first pipeline and connected with the second pipeline assembly; the control module is used for controlling the on-off of the outlet end of the second heat exchange section and the on-off of the first pipeline. Through under refrigeration mode and the mode of heating, control refrigerant flows through different routes to the heat transfer ability of heat exchanger when full play refrigeration and heating promotes refrigeration and heating capacity, promotes user's comfort level.
Description
Technical Field
The utility model relates to a refrigeration plant field especially relates to a heat transfer device and air conditioner.
Background
In modern life, air conditioners have become one of the more popular household appliances. The air conditioner has various forms, for example, a small-sized one-in-one air conditioning system is commonly used in small-sized spaces such as family houses, etc., and a multi-connected air conditioning unit is generally applied to places with larger spaces, such as large-sized shopping malls, office buildings, hotels, etc., and is convenient for centralized management and control.
Most of existing air conditioners are designed with appropriate supercooling pipes for the outdoor unit heat exchanger in order to consider the refrigeration effect and improve the refrigeration efficiency, so that the supercooling degree of a refrigerant is increased, the refrigeration coefficient is improved, the excessive supercooling pipes on the outdoor unit heat exchanger limit the heat exchange effect at the moment, the heat exchange capacity is poor, frosting is easily caused under the low-temperature condition, and the user experience of the system under the low-temperature working condition is limited.
Therefore, there is a need to provide a new heat exchange device and an air conditioner to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat transfer device and air conditioner, the poor and easy problem of frosting of heat transfer ability when aiming at solving the heating that current air conditioner set up the subcooling pipe and lead to.
In order to achieve the above object, the present invention provides a heat exchange device, which comprises a heat exchanger, a first pipeline assembly, a second pipeline assembly, a third pipeline assembly and a control module, wherein the heat exchanger comprises a first heat exchange section and a second heat exchange section; the first pipe assembly is communicated with the inlet end of the first heat exchange section; the second pipeline assembly is communicated with the outlet end of the first heat exchange section and the inlet end of the second heat exchange section; the third pipeline assembly comprises an outlet pipe, a first pipeline and a second pipeline, the outlet pipe is communicated with the outlet end of the second heat exchange section, the first pipeline is communicated with the outlet end of the second heat exchange section and the first pipeline assembly, and the second pipeline is communicated with the first pipeline and is connected with the second pipeline assembly; the control module is used for controlling the on-off of the outlet end of the second heat exchange section and the on-off of the first pipeline.
Optionally, the control module comprises a first control unit and a first control switch, the first control unit has an inlet communicated with the outlet end of the second heat exchange section, a first port communicated with the outlet pipe, and a second port communicated with the first pipeline; the junction of the second pipeline and the outlet pipe is positioned at the side of the first port of the first control unit, and the first control switch is arranged on the second pipeline.
Optionally, the first control unit includes a first distributor, a second control switch and a third control switch, an inlet of the first distributor is communicated with an outlet end of the second heat exchange section, the first distributor is provided with two outlets, one end of the second control switch is communicated with one of the outlets, and the other end of the second control switch forms the first port; one end of the third control switch is communicated with the other outlet, and the other end of the third control switch forms the second port.
Optionally, the first heat exchange section has a plurality of inlet ends thereon, and the first tube assembly comprises a first header tube and a plurality of first branch tubes; the number of the first branch pipes is consistent with that of the inlet ends, one ends of the first branch pipes are communicated with the inlet ends of the first heat exchange sections in a one-to-one correspondence mode, and the other two ends of the first branch pipes are communicated with the first main pipe.
Optionally, the first heat exchange section is provided with a plurality of outlet ends, and the plurality of outlet ends of the plurality of first heat exchange sections are arranged in one-to-one correspondence with the plurality of inlet sections; the second pipeline assembly comprises a second main pipe, a second branch pipe and a plurality of third branch pipes, the second main pipe is communicated with the second pipeline, the second branch pipe is communicated with the inlet end of the second heat exchange section and the second main pipe, the first ends of the third branch pipes are communicated with the outlet end of the first heat exchange section in a one-to-one correspondence mode, and the second ends of the third branch pipes 33 are communicated with the second main pipe.
Optionally, one end of the second main pipe is communicated with the second pipeline, the other end of the second main pipe 31 is provided with a second distributor, the second distributor is provided with a plurality of branch ports, and the third branch pipes 33 are communicated with the branch ports in a one-to-one correspondence manner, and the number of the branch ports is the same as that of the third branch pipes 33.
Optionally, the first control switch is a one-way valve, the first control switch has a liquid inlet and two liquid outlets, the liquid inlet of the first control switch is communicated with the second pipeline, one of the liquid outlets of the first control switch is communicated with the second branch pipe, and the other liquid outlet of the first control switch is communicated with the second header pipe.
Optionally, two liquid outlets of the first control switch are communicated with each other or the second main pipe and the second branch pipe are communicated with each other through a communication pipeline.
Optionally, the second control switch and the third control switch are both check valves, a liquid inlet of the second control switch is communicated with one of the outlets of the first distributor, and a liquid outlet of the second control switch is communicated with the outlet pipe; and a liquid inlet of the third control switch is communicated with the other outlet of the first distributor, and a liquid outlet of the third control switch is communicated with the first branch pipe.
Additionally, the utility model also provides an air conditioner, the air conditioner includes as above-mentioned heat transfer device.
The utility model provides an among the technical scheme, through exit end and the outlet pipe that sets up control module to the second heat transfer section, the exit end and the first pipeline of second heat transfer section, first pipeline and first pipeline subassembly and second pipeline are controlled with the break-make state of second pipeline subassembly, in order to realize heat transfer device at the mode of refrigeration and the mode of heating, the refrigerant flows through different circulation paths, thereby realize the subcooling effect under guaranteeing the mode of refrigeration, when promoting the coefficient of refrigeration, promote the heat transfer effect under the mode of heating, the heat transfer ability of heat exchanger when full play refrigeration and heating, promote refrigeration and heating volume, promote user comfort in use. In a refrigeration mode, the outlet end of the second heat exchange section is communicated with the outlet pipe, the outlet end of the second heat exchange section is disconnected with the first pipeline, the first pipeline is disconnected with the first pipeline assembly, the second pipeline is disconnected with the second pipeline assembly, and the refrigerant flows into the first pipeline assembly, sequentially flows through the first heat exchange section, the second pipeline assembly and the second heat exchange section and then flows out of the outlet pipe, so that heat exchange is realized; in the heating mode, the outlet end of the second heat exchange section is disconnected with the outlet pipe, the outlet end of the second heat exchange section is communicated with the first pipeline, the first pipeline is communicated with the first pipeline assembly, the second pipeline is communicated with the second pipeline assembly, the refrigerant flows in from the outlet pipe, sequentially flows through the second pipeline and the second pipeline assembly, is shunted by the second pipeline assembly, one part of the shunted refrigerant flows through the first heat exchange section, enters the first pipeline assembly and flows out, the other part of the shunted refrigerant flows through the second heat exchange section and the first pipeline assembly, enters the first pipeline assembly and flows out, and therefore heat exchange is achieved. In the refrigeration mode, a refrigerant flows out from the outlet end of the first heat exchange section, flows through the second pipeline assembly and then flows in from the inlet end of the second heat exchange section, so that sufficient supercooling degree is obtained, the temperature of the heat exchanger is reduced, and the refrigeration effect is improved; in the heating mode, the refrigerant flowing through the second heat exchange section and the refrigerant flowing through the first heat exchange section are in parallel flow division instead of playing the role of a superheat pipe, so that the frosting time of the heat exchanger at low temperature is reduced, the heat exchange effect is improved, and the heating capacity is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a heat exchange device according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the heat exchange device in the embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
34 | Second distributor |
| 1 | Heat exchanger | 4 | Third pipe assembly |
| 11 | First |
41 | Outlet pipe |
| 12 | Second |
42 | |
| 2 | |
43 | |
| 21 | First main pipe | 5 | |
| 22 | First branch pipe | 51 | A |
| 3 | |
511 | |
| 31 | |
512 | |
| 32 | |
513 | |
| 33 | |
52 | First control switch |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to 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.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
As shown in fig. 1, in an embodiment of the present invention, a heat exchanger 100 includes a heat exchanger 1, a first pipe assembly 2, a second pipe assembly 3, a third pipe assembly 4, and a control module 5, where the heat exchanger 1 includes a first heat exchange section 11 and a second heat exchange section 12; the first pipe assembly 2 is communicated with the inlet end of the first heat exchange section 11; the second pipe assembly 3 communicates the outlet end of the first heat exchange section 11 with the inlet end of the second heat exchange section 12; the third pipeline assembly 4 comprises an outlet pipe 41, a first pipeline 42, a second pipeline 43 and a control module 5, wherein the outlet pipe 41 is communicated with the outlet end of the second heat exchange section 12, the first pipeline 42 is communicated with the outlet end of the second heat exchange section 12 and the first pipeline assembly 2, and the second pipeline 43 is communicated with the first pipeline 42 and connected with the second pipeline assembly 3; the control module 5 is used for controlling the on-off of the outlet end of the second heat exchange section 12 and the on-off of the first pipeline 42.
Among the above-mentioned technical scheme, through setting up control module 5 to the exit end and the outlet pipe 41 of second heat transfer section 12, the exit end and the first pipeline 42 of second heat transfer section 12, the on-off state of first pipeline 42 and first pipeline subassembly 2 and second pipeline 43 and second pipeline subassembly 3 is controlled, in order to realize heat transfer device 100 at refrigeration mode and heating mode, the refrigerant flows through different circulation paths, thereby when guaranteeing to realize the supercooling effect and promote the refrigeration coefficient under refrigeration mode, promote the heat transfer effect under the heating mode, the heat transfer ability of heat exchanger 1 when fully exerting refrigeration and heating, promote refrigeration and heating capacity, promote user's comfort level.
Specifically, in the cooling mode, the outlet end of the second heat exchange section 12 is communicated with the outlet pipe 41, the outlet end of the second heat exchange section 12 is disconnected with the first pipeline 42, the first pipeline 42 is disconnected with the first pipeline assembly 2, the second pipeline 43 is disconnected with the second pipeline assembly 3, and the refrigerant flows into the first pipeline assembly 2, sequentially flows through the first heat exchange section 11, the second pipeline assembly 3 and the second heat exchange section 12, and then flows out of the outlet pipe 41, so that heat exchange is realized; in the heating mode, the outlet end of the second heat exchange section 12 is disconnected from the outlet pipe 41, the outlet end of the second heat exchange section 12 is communicated with the first pipeline 42, the first pipeline 42 is communicated with the first pipeline assembly 2, the second pipeline 43 is communicated with the second pipeline assembly 3, the refrigerant flows in from the outlet pipe 41, sequentially flows through the second pipeline 43 and the second pipeline assembly 3, is split in the second pipeline assembly 3, a part of the split refrigerant flows through the first heat exchange section 11, enters the first pipeline assembly 2 and flows out, and the other part of the split refrigerant flows through the second heat exchange section 12 and the first pipeline assembly 2, enters the first pipeline assembly 2 and flows out, so that heat exchange is realized. In the refrigeration mode, a refrigerant flows out from the outlet end of the first heat exchange section 11, flows through the second pipeline assembly 3 and then flows in from the inlet end of the second heat exchange section 12, so that sufficient supercooling degree is obtained, the temperature of the heat exchanger 1 is reduced, and the refrigeration effect is improved; in the heating mode, the refrigerant flowing through the second heat exchange section 12 and the refrigerant flowing through the first heat exchange section 11 are shunted in parallel instead of acting as a superheat tube, so that the frosting time of the heat exchanger 1 at low temperature is reduced, the heat exchange effect is improved, and the heating capacity is improved.
In an embodiment, the control module 5 comprises a first control unit 51 and a first control switch 52, the first control unit 51 having an inlet communicating with the outlet end of the second heat exchange section 12, a first port communicating with the outlet pipe 41 and a second port communicating with the first conduit 42; the junction of the second pipeline 43 and the outlet pipe 41 is located at the side of the first port of the first control unit 51, and the first control switch 52 is provided on the second pipeline 43. The first control unit 51 is used for controlling the on-off states of the outlet end and the outlet pipe 41 of the second heat exchange section 12, the outlet end and the first pipeline 42 of the second heat exchange section 12, and the first pipeline 42 and the first pipeline assembly 2, and the first control switch 52 is used for controlling the on-off states of the second pipeline 43 and the second pipeline assembly 3.
Specifically, the first control unit 51 comprises a first distributor 511, a second control switch 512 and a third control switch 513, wherein an inlet of the first distributor 511 is communicated with an outlet end of the second heat exchange section 12, the first distributor 511 is provided with two outlets, one end of the second control switch 512 is communicated with one of the outlets, and the other end of the second control switch 512 forms a first port; one end of the third control switch 513 is in communication with the other outlet, and the other end of the third control switch 513 forms a second port. The first distributor 511 distributes the refrigerant flowing out of the outlet end of the second heat exchange stage 12, the second control switch 512 controls whether the refrigerant can flow into the outlet pipe 41, and the third control switch 513 controls whether the refrigerant can flow into the first pipeline 42.
In one embodiment, the first heat exchange section 11 has a plurality of inlet ends thereon, and the first tube assembly 2 includes a first header tube 21 and a plurality of first branch tubes 22; the number of the first branch pipes 22 is the same as the number of the inlet ends, one ends of the plurality of first branch pipes 22 are communicated with the plurality of inlet ends of the first heat exchange section 11 in a one-to-one correspondence manner, and the other ends of the plurality of first branch pipes 22 are communicated with the first main pipe 21. In the refrigeration mode, the refrigerant flows in from the first header pipe 21 and flows into the first heat exchange section 11 after being divided into a plurality of branch flows through the first branch pipe 22, that is, the refrigerant is divided into a plurality of branch flows in the first heat exchange section 11 and exchanges heat with the outside at the same time, so that the heat exchange of the refrigerant is more balanced and faster.
In addition, the first heat exchange section 11 has a plurality of outlet ends, and the plurality of outlet ends of the plurality of first heat exchange sections 11 are arranged in one-to-one correspondence with the plurality of inlet sections; the second pipe assembly 3 comprises a second header pipe 31, a second branch pipe 32 and a plurality of third branch pipes 33, the second header pipe 31 is communicated with the second pipeline 43, the second branch pipe 32 is communicated with the inlet end of the second heat exchange section 12 and the second header pipe 31, the first ends of the plurality of third branch pipes 33 are communicated with the outlet end of the first heat exchange section 11 in the same number and in one-to-one correspondence, and the second ends of the plurality of third branch pipes 33 are communicated with the second header pipe 31. The second pipeline comprises a plurality of third branch pipes 33 which are matched with the plurality of first branch pipes 22, in the refrigeration mode, a plurality of refrigerant flows out from the outlet end of the first heat exchange section 11, and flows into the second header pipe 31 through the plurality of third branch pipes 33 for confluence, the confluent refrigerant flows into the second heat exchange section 12 through the second branch pipes 32, and at the moment, the second branch pipes 32 are equivalent to supercooling pipes. In the heating mode, the refrigerant flows out of the first pipeline 42 and is divided into two streams, one stream enters the second heat exchange section 12 through the third branch pipes 33, the other stream is divided by the second header pipe 31 and then enters the first heat exchange section 11 through the third branch pipes 33, and at this time, the second branch pipe 32 and the third branch pipes 33 are equivalent to parallel branch pipes.
In an alternative embodiment, one end of the second header pipe 31 is communicated with the second pipeline 43, the other end of the second header pipe 31 is provided with a second distributor 34, the second distributor 34 is provided with a plurality of branch ports, and each third branch pipe 33 is communicated with the branch ports in the same number and in one-to-one correspondence. By arranging the second distributor 34, the refrigerant branched to the plurality of third branch pipes 33 by the second header pipe 31 tends to be uniform, so that the rapid heat exchange of the refrigerant in the heat exchanger 1 is ensured, and the heat exchange of a plurality of parallel refrigerants is uniform.
Specifically, the first control switch 52 may be a one-way valve, the first control switch 52 has an inlet and two outlets, the inlet of the first control switch 52 is communicated with the second pipeline 43, one of the outlets of the first control switch 52 is communicated with the second branch pipe 32, and the other outlet of the first control switch 52 is communicated with the second main pipe 31. By means of the utility one-way valve, the second branch 32 is made to function as a subcooling tube in the condensing mode and as a shunt conduit in parallel with the third branch 33 in the heating mode. The two liquid outlets of the first control switch 52 are communicated with each other or the second main pipe 31 and the second branch pipe 32 are communicated with each other through a communication pipeline. The two liquid outlets of the first control switch 52 are communicated with each other, so that the first control switch 52 can realize the communication state between the second pipeline 43 and the second branch pipe 32 and between the second pipeline 43 and the second main pipe 31, and simultaneously maintain the communication state between the second branch pipe 32 and the second main pipe 31.
Similar to the one-way valve selected for the first control switch 52, the second control switch 512 and the third control switch 513 are both one-way valves, a liquid inlet of the second control switch 512 is communicated with one of the outlets of the first distributor 511, and a liquid outlet of the second control switch 512 is communicated with the outlet pipe 41; a liquid inlet of the third control switch 513 is communicated with the other outlet of the first distributor 511, and a liquid outlet of the third control switch 513 is communicated with the first branch pipe 22.
When the heat exchanger operates in a cooling mode, a refrigerant enters the first heat exchange section 11 from the first main pipe 21 of the first pipeline assembly 2 through the first branch pipes 22 for heat exchange, the first pipeline 42 in the input pipe assembly of the heat exchanger 1 is blocked due to the existence of the third control switch 513, the refrigerant exits from the second main pipe 31 in the second pipeline 43 assembly and encounters the first control switch 52 for blocking after heat exchange, the refrigerant enters the heat exchanger 1 part for heat exchange through the second branch pipe 32, and finally is branched along the first distributor 511, one refrigerant cannot enter the third control switch 513 along the first pipeline 42 due to pressure difference, and the other refrigerant flows through the second control switch 512 and finally flows out to the throttling part through the outlet pipe 41, so that the heat exchange condition of the whole heat exchanger is completed.
When the heating mode is operated, the refrigerant flows in from the outlet pipe 41 in the third pipeline assembly 4, is branched at the communication position of the first pipeline 42 and the main outlet pipe 41, one refrigerant is continuously branched along the first control switch 52 due to the fact that the second control switch 512 is not passed through, and flows into the heat exchanger 1 through the second branch pipe 32 and the second main pipe 31 respectively to exchange heat, and finally flows back to the press system from the first main pipe 21 in a gathering mode through the first pipeline assembly 2, so that the whole heat exchange process of heating is completed.
In other embodiments, the first control switch 52, the second control switch 512, and the third control switch 513 may all adopt electronic valves, and corresponding on-off modes are set for the first control switch 52, the second control switch 512, and the third control switch 513 according to the operation mode of the heat exchange device 100, so that the refrigerant flows through different circulation paths in the cooling mode and the heating mode of the heat exchange device 100, so as to fully exert the heat exchange capability of the heat exchanger 1 during cooling and heating.
In addition, the utility model also provides an air conditioner, the air conditioner includes heat transfer device 100 as above-mentioned. Since the air conditioner includes the heat exchanging device 100 as described above, the air conditioner has all the advantages of the heat exchanging device 100, which is not repeated herein.
The above is only the optional embodiment of the present invention, and not therefore the limit of the patent scope of the present invention, all of which are in the concept of the present invention, the equivalent structure transformation of the content of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. A heat exchange device, comprising:
the heat exchanger comprises a first heat exchange section and a second heat exchange section;
a first conduit assembly in communication with an inlet end of the first heat exchange section;
the second pipeline assembly is communicated with the outlet end of the first heat exchange section and the inlet end of the second heat exchange section;
the third pipeline assembly comprises an outlet pipe, a first pipeline and a second pipeline, the outlet pipe is communicated with the outlet end of the second heat exchange section, the first pipeline is communicated with the outlet end of the second heat exchange section and the first pipeline assembly, and the second pipeline is communicated with the first pipeline and connected with the second pipeline assembly; and
and the control module is used for controlling the on-off of the outlet end of the second heat exchange section and the on-off of the first pipeline.
2. The heat exchange device of claim 1, wherein the control module comprises a first control unit and a first control switch, the first control unit having an inlet in communication with the outlet end of the second heat exchange section, a first port in communication with the outlet pipe, and a second port in communication with the first conduit; the junction of the second pipeline and the outlet pipe is positioned at the side of the first port of the first control unit, and the first control switch is arranged on the second pipeline.
3. The heat exchange device of claim 2, wherein the first control unit comprises a first distributor, a second control switch and a third control switch, an inlet of the first distributor is communicated with an outlet end of the second heat exchange section, the first distributor is provided with two outlets, one end of the second control switch is communicated with one of the outlets, and the other end of the second control switch forms the first port; one end of the third control switch is communicated with the other outlet, and the other end of the third control switch forms the second port.
4. The heat exchange device of claim 3, wherein the first heat exchange section has a plurality of inlet ends thereon, and the first tube assembly comprises a first header tube and a plurality of first branch tubes; the number of the first branch pipes is consistent with that of the inlet ends, one ends of the first branch pipes are communicated with the inlet ends of the first heat exchange sections in a one-to-one correspondence mode, and the other two ends of the first branch pipes are communicated with the first main pipe.
5. The heat exchange apparatus of claim 3 wherein the first heat exchange section has a plurality of outlet ports, the plurality of outlet ports of the plurality of first heat exchange sections being arranged in one-to-one correspondence with the plurality of inlet sections; the second pipeline assembly comprises a second main pipe, a second branch pipe and a plurality of third branch pipes, the second main pipe is communicated with the second pipeline, the second branch pipe is communicated with the inlet end of the second heat exchange section and the second main pipe, the first ends of the third branch pipes are communicated with the outlet end of the first heat exchange section in a one-to-one correspondence mode, and the second ends of the third branch pipes are communicated with the second main pipe.
6. The heat exchange device of claim 5, wherein one end of the second header pipe is communicated with the second pipeline, the other end of the second header pipe is provided with a second distributor, the second distributor is provided with a plurality of branch ports, and the third branch pipes are communicated with the branch ports in the same number and in one-to-one correspondence.
7. The heat exchange device of claim 5, wherein the first control switch is a one-way valve, the first control switch has an inlet and two outlets, the inlet of the first control switch is in communication with the second pipeline, one of the outlets of the first control switch is in communication with the second branch pipe 32, and the other outlet of the first control switch is in communication with the second manifold.
8. The heat exchange device according to claim 7, wherein the two liquid outlets of the first control switch are communicated with each other or the second main pipe and the second branch pipe are communicated with each other through a communication pipeline.
9. The heat exchange device according to claim 4, wherein the second control switch and the third control switch are both check valves, a liquid inlet of the second control switch is communicated with one of the outlets of the first distributor, and a liquid outlet of the second control switch is communicated with the outlet pipe; and a liquid inlet of the third control switch is communicated with the other outlet of the first distributor, and a liquid outlet of the third control switch is communicated with the first branch pipe.
10. An air conditioner characterized in that it comprises a heat exchange device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022352445.XU CN213630689U (en) | 2020-10-20 | 2020-10-20 | Heat exchange device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022352445.XU CN213630689U (en) | 2020-10-20 | 2020-10-20 | Heat exchange device and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213630689U true CN213630689U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022352445.XU Active CN213630689U (en) | 2020-10-20 | 2020-10-20 | Heat exchange device and air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN213630689U (en) |
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2020
- 2020-10-20 CN CN202022352445.XU patent/CN213630689U/en active Active
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