CN209877238U - Ground cooling type heat exchange system and air conditioner - Google Patents
Ground cooling type heat exchange system and air conditioner Download PDFInfo
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- CN209877238U CN209877238U CN201920462465.7U CN201920462465U CN209877238U CN 209877238 U CN209877238 U CN 209877238U CN 201920462465 U CN201920462465 U CN 201920462465U CN 209877238 U CN209877238 U CN 209877238U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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Abstract
The utility model discloses an earth cold type heat transfer system and air conditioner, heat transfer system are including the compressor, ground cold pipeline, throttling arrangement and the evaporimeter of tube coupling in proper order, and ground cold pipeline part at least is located the underground, and the one end of ground cold pipeline is directly or indirectly connected with the gas outlet of compressor, and the other end of ground cold pipeline is directly or indirectly connected with throttling arrangement's inlet. By arranging the underground cooling pipeline positioned underground, the natural low temperature of the ground is utilized to carry out heat exchange on the gaseous refrigerant coming out of the compressor, the heat exchange process of a condenser and a condensing fan in the prior art is replaced, the energy consumption is greatly reduced, the ground temperature is lower and far lower than the condensing temperature of the refrigerant, and the heat exchange efficiency is high; meanwhile, the outdoor unit part is omitted, so that the size of the whole machine is reduced, and the installation is convenient.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to a ground cold type heat transfer system and air conditioner.
Background
The heat exchange system of the existing air conditioner generally comprises a compressor, a condenser, a throttling device and an evaporator which are connected in sequence. The refrigeration heat exchange process is as follows: the compressor absorbs and compresses the refrigerant gas evaporated by the evaporator, and provides circulating power for the refrigerant while improving the pressure and the temperature; the high-temperature and high-pressure refrigerant gas from the compressor discharges heat outwards under the action of the fan blades through the condenser and is condensed into medium-temperature and high-pressure refrigerant liquid; refrigerant liquid from the condenser is depressurized by a throttling device, and is supplied to an evaporator after the flow is adjusted to a proper amount; the low-pressure refrigerant liquid from the throttling device absorbs heat in indoor air in the evaporator and evaporates, so that the indoor temperature is regulated, and the aim of refrigeration is fulfilled.
With the continuous improvement of the living standard of people, the air conditioner is more and more popular, but because the energy consumption of the air conditioner is very large, the energy consumption is increased by the mass use of the air conditioner. How to provide a heat exchange system which can meet the living requirements of people and can reduce energy consumption is a research and development direction which is constantly dedicated by various research and development manufacturers.
Meanwhile, the conventional air conditioner generally includes an indoor unit part and an outdoor unit part, which results in a large size of the whole air conditioner. In addition, since the outdoor unit is generally installed outdoors, it cannot be installed by a general consumer, and thus installation by a professional worker is required, which increases installation cost.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a ground-cooling heat exchange system, which utilizes the natural low temperature of the ground to exchange heat for the gaseous refrigerant coming out from the compressor by arranging the ground-cooling pipeline positioned underground, thereby greatly reducing the energy consumption and having high heat exchange efficiency in the whole heat exchange process; and the outdoor unit part is omitted, so that the size of the whole machine is reduced, and the installation is convenient.
Concretely, ground cold type heat transfer system includes: the system comprises a compressor, a ground cooling pipeline, a throttling device and an evaporator which are sequentially connected through pipelines; the underground cooling pipeline is at least partially positioned underground, one end of the underground cooling pipeline is directly or indirectly connected with the air outlet of the compressor, and the other end of the underground cooling pipeline is directly or indirectly connected with the liquid inlet of the throttling device.
Furthermore, the underground cold pipeline is buried in the ground to a depth of 2-5 m.
Furthermore, the ground cooling pipeline comprises a main pipeline, a first branch pipeline and a second branch pipeline, the first branch pipeline and the second branch pipeline are arranged at two ends of the main pipeline, the main pipeline extends for a certain distance underground along the horizontal direction, the end part of the first branch pipeline is directly or indirectly connected with the air outlet of the compressor, and the end part of the second branch pipeline is directly or indirectly connected with the liquid inlet of the evaporator.
Furthermore, the first branch pipeline is connected with a first auxiliary pipe, the second branch pipeline is connected with a second auxiliary pipe, the first auxiliary pipe is connected with the air outlet of the compressor, and the second auxiliary pipe is connected with the liquid inlet of the throttling device.
Furthermore, the peripheries of the second branch pipeline and the second auxiliary pipeline are respectively provided with a heat insulation layer.
Furthermore, two ends of the ground cooling pipeline are respectively provided with an adjusting valve.
The utility model also provides a ground cooling type air conditioner, which comprises an air conditioner main body and the ground cooling type heat exchange system; the air conditioner main body comprises a shell, and a compressor, a throttling device and an evaporator in the ground cooling type heat exchange system are all arranged in the shell.
Compared with the prior art, the utility model discloses an advantage is with positive effect:
the utility model provides a ground cooling type heat exchange system and an air conditioner, wherein the heat exchange system comprises a compressor, a ground cooling pipeline, a throttling device and an evaporator which are sequentially connected by pipelines; the ground cooling pipeline is at least partially positioned underground, one end of the ground cooling pipeline is directly or indirectly connected with the air outlet of the compressor, and the other end of the ground cooling pipeline is directly or indirectly connected with the liquid inlet of the throttling device. Gaseous refrigerant enters the underground cold pipeline at least partially positioned underground from the compressor, the gaseous refrigerant is changed into liquid refrigerant in the underground cold pipeline, and the liquid refrigerant after the phase change sequentially flows through the throttling device and the evaporator. By arranging the underground cooling pipeline positioned underground, the natural low temperature of the ground is utilized to carry out heat exchange on the gaseous refrigerant coming out of the compressor, the heat exchange process of a condenser and a condensing fan in the prior art is replaced, the energy consumption is greatly reduced, the ground temperature is lower and far lower than the condensing temperature of the refrigerant, and the heat exchange efficiency is high; meanwhile, the outdoor unit part is omitted, so that the size of the whole machine is reduced, and the installation is convenient.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic diagram of an embodiment of a ground-cooled heat exchange system of the present invention;
FIG. 2 is a schematic structural view of an embodiment of the floor-cooling air conditioner of the present invention;
FIG. 3 is a schematic structural view of the floor-cooling air conditioner according to the present invention;
fig. 4 is a schematic structural diagram of an embodiment of the floor-cooling type air conditioner system of the present invention.
10-an air conditioner main body, 11-a compressor, 12-a ground cooling pipeline, 121-a main pipeline, 1221-a first branch pipeline, 1222-a second branch pipeline, 13-a throttling device, 14-an evaporator, 15-a shell, 151-a first interface, 152-a second interface, 161-a first auxiliary pipe, 162-a second auxiliary pipe, 17-a regulating valve, 20-a ground bottom, 30-a wall body and 40-a window.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses a ground cold type heat transfer system and heat transfer method refer to fig. 1, and this heat transfer system is including compressor 11, ground cold pipeline 12, throttling arrangement 13 and the evaporimeter 14 of tube coupling in proper order, and wherein ground cold pipeline 12 is at least partly located the underfloor, and the one end of ground cold pipeline 12 is directly or indirectly connected with compressor 11's gas outlet, and the other end of ground cold pipeline 2 is directly or indirectly connected with throttling arrangement 13's inlet. The heat exchange process is as follows: the compressor 11 absorbs and compresses the gaseous refrigerant evaporated by the evaporator 14, and provides circulating power for the refrigerant while increasing the pressure and temperature; the high-temperature high-pressure gaseous refrigerant from the compressor 11 flows into the underground cooling pipeline 12, and as the temperature under the ground is continuously reduced along with the increase of the depth, the high-temperature gaseous refrigerant exchanges heat with the low temperature under the ground along with the process that the high-temperature high-pressure gaseous refrigerant continuously flows to the deep part of the ground along the underground cooling pipeline 12, and the high-temperature high-pressure gaseous refrigerant can generate phase change and is converted into a medium-temperature high-pressure liquid refrigerant; the medium-temperature high-pressure liquid refrigerant after phase change is depressurized by a throttling device 13, and the flow is adjusted to a proper amount and then supplied to an evaporator 14; the liquid low-pressure refrigerant from the throttling device 13 absorbs heat from the indoor air and evaporates in the evaporator 14, thereby adjusting the indoor temperature and achieving the purpose of cooling.
The temperature of the refrigerant flowing out of the outlet of the compressor 11 is generally about 70 ℃, and the condensation temperature at which the refrigerant changes from a gaseous state to a liquid state is generally about 45 ℃. In most areas, the surface temperature is generally lower than 40 ℃, taking the surface temperature of most areas in hot summer as 35 ℃ as an example, the ground cooling pipeline 12 is buried deeply 2m underground, the temperature difference between the temperature of the ground cooling pipeline 12 and the surface temperature is 10 ℃, and the temperature of the ground cooling pipeline 12 at the position of 2m can be 25 ℃; the underground cooling pipeline 12 is buried 3m deep underground, the temperature difference between the temperature of the underground cooling pipeline 2 and the temperature of the ground surface is 15 ℃, and the temperature of the underground cooling pipeline 12 at the position of 3m can be 20 ℃; the underground cooling pipeline 12 is buried 5m deep underground, the temperature difference between the temperature of the underground cooling pipeline 12 and the temperature of the ground surface is 25 ℃, and the temperature of the underground cooling pipeline 12 at the position of 5m can be 10 ℃. Therefore, the underground cooling pipeline 12 can meet the temperature requirement of the condensation phase change of the refrigerant without being buried in the underground to a deep depth, and the underground temperature is far lower than the temperature of the condensation phase change of the refrigerant, so that the heat exchange efficiency is greatly improved.
In the embodiment, at least part of the ground cooling pipeline 12 is deeply buried in the ground for 2-5m, the depth is not very deep, the heat exchange requirement can be met, and the installation is convenient. And, the ground cooling pipeline 12 will extend a certain distance along the horizontal direction at least partially at the position of 2-5m below the ground, prolong the stagnation time of the refrigerant in the depth of the ground, further improve the heat exchange effect.
The natural low temperature at the bottom of the ground is fully utilized in the cooling process of the high-temperature high-pressure refrigerant flowing out of the air outlet of the compressor 11, the process of heat exchange of the ground is used for replacing the heat exchange process of a condenser and a condensing fan in the prior art, the energy consumption is greatly reduced in the whole heat exchange process, the temperature at the bottom of the ground is lower, the temperature is far lower than the condensing temperature of the refrigerant, and the heat exchange efficiency is high. Meanwhile, as the condenser and the condensing fan are omitted, the outdoor unit part in the existing air conditioner can be omitted, so that the size of the whole air conditioner is reduced; and the consumer only needs to connect the ground cooling pipeline 12 with the indoor unit part without installing the outdoor unit part, so that the installation cost can be reduced and the use by the consumer is convenient. The indoor unit part here refers to the floor-cooling air conditioner main body 10 disclosed in this embodiment.
Based on ground cold type heat transfer system and heat transfer method, the utility model discloses still disclose a ground cold type air conditioner, refer to fig. 2 and fig. 3, this embodiment uses the air conditioner main part 10 of window formula air conditioner as the example, and it includes casing 15 and the heat transfer system who comprises compressor 11, ground cold pipeline 12, throttling arrangement 13 and evaporimeter 14 (not marked in the figure), and wherein, ground cold pipeline 12 is located the ground bottom at least partially, and compressor 11, throttling arrangement 13 and evaporimeter 14 are located inside casing 15. One end of the ground cooling pipeline 12 is directly or indirectly connected with an air outlet of the compressor 11, and the other end of the ground cooling pipeline 12 is directly or indirectly connected with an liquid inlet of the throttling device 13. The high-temperature high-pressure gaseous refrigerant from the compressor 11 flows into the underground cooling pipeline 12 buried underground, the low temperature of the ground is utilized to exchange heat with the high-temperature high-pressure gaseous refrigerant, the high-temperature high-pressure gaseous refrigerant is changed into a medium-temperature high-pressure liquid refrigerant along with the continuous downward flow of the gaseous refrigerant under the ground, and the medium-temperature high-pressure liquid refrigerant after being changed into the medium-temperature high-pressure liquid refrigerant flows into the throttling device 13 to be reduced in pressure and is adjusted to a proper amount to flow into the evaporator 14; the low-pressure liquid refrigerant from the throttling device 13 absorbs heat from the indoor air and evaporates in the evaporator 14, thereby adjusting the indoor temperature and achieving the purpose of cooling.
Specifically, the ground cooling pipeline 12 includes a main pipeline 121, a first branch pipeline 1221 and a second branch pipeline 1222, the first branch pipeline 1221 and the second branch pipeline 1222 are respectively connected to the main pipeline 121, one end of the first branch pipeline 1221 is directly or indirectly connected to an air outlet of the compressor 11, and one end of the second branch pipeline 1222 is directly or indirectly connected to an air inlet of the throttling device 13. First tributary pipeline 1221 and second tributary pipeline 1222 all upwards extend the setting, and main line 121 extends one section distance along the horizontal direction in the bottom of the ground depths, and the dwell time of extension refrigerant at the bottom of the ground improves the heat transfer effect. In order to avoid heat exchange between the refrigerant liquid that has undergone heat exchange phase change in the first branch pipes 1221 and the main pipe 121 during flowing along the second branch pipes 122 in the direction toward the ground surface, an insulating layer, such as insulating foam, is disposed on the periphery of the second branch pipes 1222.
The shell 15 is provided with a first interface 151 and a second interface 152, the first interface 151 is connected with an air outlet of the compressor 11, the second interface 152 is connected with an liquid inlet of the throttling device 13, one end of the first branch pipeline 1221 is connected with the first interface 151, and one end of the second branch pipeline 122 is connected with the second interface 152. The connection between the first branch pipe 1221 and the first interface 151 and the connection between the second branch pipe 1222 and the second interface 152 may be connected by means of quick connectors, so that a consumer can install the window air conditioner at home quickly.
One end of the first branch pipe 1221 is provided with a first auxiliary pipe 161, one end of the second branch pipe 1222 is provided with a second auxiliary pipe 162, the first auxiliary pipe 161 is connected with the first connector 151, and the second auxiliary pipe 162 is connected with the second connector 152. The first auxiliary pipe 161 and the second auxiliary pipe 162 have various length dimensions, and in actual installation, the first auxiliary pipe 161 and the second auxiliary pipe 162 having suitable lengths may be selected according to the distance between the first port 151 and the end of the first branch pipe 1221 and the distance between the second port 152 and the end of the second branch pipe 1222, thereby further facilitating installation of the air conditioner main body 10.
In order to avoid heat exchange of the phase-changed liquid refrigerant flowing through the second auxiliary pipe 162, an insulating layer, such as insulating foam, is disposed on the periphery of the second auxiliary pipe 162.
The end of the first branch pipe 1221 and the end of the second branch pipe 1222 are respectively provided with a regulating valve 17, after the local cooling pipe 12, the compressor 11 and the throttling device 13 are installed in place, the regulating valve 17 is opened, and the whole heat exchange system is unblocked.
The installation steps of the ground cooling type air conditioner are as follows:
at least partially burying the underground cooling pipeline 12 under the ground, wherein the main pipeline 121 is located at the lowest position, the main pipeline 121 is located at 2-5m underground and extends for a certain distance along the horizontal direction, the first branch pipeline 1221 and the second branch pipeline 1222 extend upwards respectively, and the end portions of the first branch pipeline 1221 and the second branch pipeline 1222 are exposed out of the ground respectively for connection of users;
installing the air conditioner main body 10, and fixedly installing the air conditioner main body 10 at a predetermined position;
one end of the first branch line 1221 is directly or indirectly connected to an air outlet of the compressor 11;
one end of the second branch line 1222 is directly or indirectly connected to the inlet of the throttling device 13.
Specifically, in the step "burying the ground cooling pipeline 12 at least partially underground", in actual installation, the lower portions of the first branch pipeline 1221 and the second branch pipeline 1222 are located under the ground and connected to the main pipeline 121, the upper portions of the first branch pipeline 1221 and the second branch pipeline 1222 are located inside the wall 30, and the upper end portion of the first branch pipeline 1221 and the upper end portion of the second branch pipeline 122 respectively extend out of the wall 30 for use by a user.
In the step of "mounting the air conditioner main body 10, fixedly mounting the air conditioner main body 10 at a predetermined position", for a window type air conditioner, fixedly mounting the air conditioner main body 10 at the window 40; for the vertical air conditioner, the air conditioner main body 10 is fixedly placed at a certain indoor place; for the through-wall type air conditioner, the air conditioner main body 10 is fixedly installed to a predetermined opening of a wall body.
In the step "directly or indirectly connecting one end of the first branch pipe 1221 with the air outlet of the compressor 11", the first auxiliary pipe 161 is connected to the end of the first branch pipe 1221, and the first auxiliary pipe 161 is connected to the first interface 151 on the air-conditioning casing 15, where the first interface 151 is connected to the air outlet of the compressor 11.
In the step "connect one end of the second branch pipe 1222 directly or indirectly to the inlet of the throttling device 13", the second auxiliary pipe 162 is connected to the end of the second branch pipe 122, and the second auxiliary pipe 162 is connected to the second port 152 on the air conditioning casing 15, wherein the second port 152 is connected to the inlet of the throttling device 13.
The utility model discloses still disclose an earth cold type air conditioner system, refer to figure 4, it includes that at least part is located the underground cold pipeline 12 and a plurality of above-mentioned embodiment of underground the air conditioner main part 10 that disclose, air conditioner main part 10 include casing 15, are equipped with compressor 11, throttling arrangement 13 and evaporimeter 14 in the casing. The ground cooling pipeline 12 includes a main pipeline 121 located underground and a plurality of branch pipeline sets connected to the main pipeline 121, each branch pipeline set corresponds to one air conditioner main body 10, each branch pipeline set includes a first branch pipeline 1221 and a second branch pipeline 1222, one end of the first branch pipeline 1221 is directly or indirectly connected to an air outlet of the compressor 11 of the corresponding air conditioner main body 10, and one end of the second branch pipeline 1222 is directly or indirectly connected to an inlet of the throttling device 13 of the corresponding air conditioner main body 10. The high-temperature high-pressure gaseous refrigerant from the compressor 11 flows into the main pipeline 121 located at the ground bottom through the first branch pipeline 1221, the low temperature of the ground bottom is used for exchanging heat with the high-temperature high-pressure gaseous refrigerant, the high-temperature high-pressure gaseous refrigerant is subjected to phase change along with the continuous downward flow of the gaseous refrigerant under the ground and is converted into a medium-temperature high-pressure liquid refrigerant, and the medium-temperature high-pressure liquid refrigerant after phase change flows into the throttling device through the second branch pipeline 1222 to be subjected to pressure reduction and is adjusted to a proper amount and then flows into the evaporator; the low-pressure liquid refrigerant from the throttling device 13 absorbs heat from the indoor air and evaporates in the evaporator 14, thereby adjusting the indoor temperature and achieving the purpose of cooling.
The end of each first branch pipe 1221 and the end of each second branch pipe 1222 are respectively provided with an adjusting valve 17, the flow rate of the refrigerant flowing in each air conditioner main body 10 is adjusted by the adjusting valve 17, so that the flow rate of the refrigerant flowing into the ground cooling pipe 12 is equal to the flow rate of the refrigerant flowing out of the ground cooling pipe 12, and the stability and the heat exchange effect of the whole heat exchange system are further ensured.
The installation method of the ground cooling type air conditioner system comprises the following steps:
at least partially burying the underground cooling pipeline 12 under the ground, wherein the main pipeline 121 is located at the lowest position, the main pipeline 121 is located at 2-5m underground and extends for a certain distance along the horizontal direction, the first branch pipeline 1221 and the second branch pipeline 1222 extend upwards respectively, and the end portions of the first branch pipeline 1221 and the second branch pipeline 1222 are exposed out of the ground respectively for connection of users;
installing an air conditioner main body 10, and fixedly installing the air conditioner main body 10 at a preset position;
one end of the first branch line 1221 is directly or indirectly connected to an air outlet of the compressor 11;
one end of the second branch line 1222 is directly or indirectly connected to the inlet of the throttling device 13.
Specifically, in the step "burying the ground cooling pipeline 12 at least partially underground", in actual installation, the lower portions of the first branch pipeline 1221 and the second branch pipeline 1222 are located under the ground and connected to the main pipeline 121, the upper portions of the first branch pipeline 1221 and the second branch pipeline 1222 are located inside the wall 30, and the end portion of the first branch pipeline 1221 and the end portion of the second branch pipeline 1222 respectively extend out of the wall 30 for use by a user.
In the step of "mounting the air conditioner main body 10, fixedly mounting the air conditioner main body 10 at a predetermined position", for a window type air conditioner, fixedly mounting the air conditioner main body 10 at a window; for the vertical air conditioner, the air conditioner main body 10 is fixedly placed at a certain indoor place; for the through-wall type air conditioner, the air conditioner main body 10 is fixedly installed to a predetermined opening of a wall body.
In the step "directly or indirectly connecting one end of the first branch pipe 1221 with the air outlet of the compressor 11", the first auxiliary pipe 61 is connected to the end of the first branch pipe 1221, and the first auxiliary pipe 161 is connected to the first interface 151 on the air-conditioning casing 15, where the first interface 151 is connected to the air outlet of the compressor 11.
In the step "connect one end of the second branch line 1222 directly or indirectly to the inlet of the throttling device 13", the second auxiliary line 162 is connected to the end of the second branch line 1222, and the second auxiliary line 162 is connected to the second port 152 on the air-conditioning casing 15, wherein the second port 152 is connected to the inlet of the throttling device 13.
In practical applications, such as existing residential buildings, developers bury the main pipeline 121, the lower portion of the first branch pipeline 1221, and the lower portion of the second branch pipeline 1222 deeply below the ground before building the foundation; after the foundation is constructed, when the building is constructed, the upper portion of the first branch pipe 1221 and the upper portion of the second branch pipe 1222 are embedded in the wall 30 and extend in the wall 30, and the end portion of the first branch pipe 1221 and the end portion of the second branch pipe 1222 are respectively provided with an interface on the wall 30 corresponding to each household. When a resident needs to install the air conditioner 10, after the ground-cooling type air conditioner main body 10 disclosed in this embodiment is fixedly installed to a predetermined position, the first auxiliary pipe 161 is connected to the interface of the first branch pipe 1221 on the wall 30, the second auxiliary pipe 162 is connected to the interface of the second branch pipe 1222 on the wall 30, the first auxiliary pipe 161 is connected to the first interface 151 on the air conditioner case 15, and the second auxiliary pipe 162 is connected to the second interface 152 on the air conditioner case.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. A ground-cooled heat exchange system, comprising:
the system comprises a compressor, a ground cooling pipeline, a throttling device and an evaporator which are sequentially connected through pipelines;
the underground cooling pipeline is at least partially positioned underground, one end of the underground cooling pipeline is directly or indirectly connected with the air outlet of the compressor, and the other end of the underground cooling pipeline is directly or indirectly connected with the liquid inlet of the throttling device.
2. The ground-cooled heat exchange system of claim 1,
the underground cold pipeline is buried underground to a depth of 2-5 m.
3. The ground-cooled heat exchange system of claim 1,
the ground cooling pipeline comprises a main pipeline, a first branch pipeline and a second branch pipeline, the first branch pipeline and the second branch pipeline are arranged at two ends of the main pipeline, the main pipeline extends for a certain distance underground along the horizontal direction, the end part of the first branch pipeline is directly or indirectly connected with an air outlet of the compressor, and the end part of the second branch pipeline is directly or indirectly connected with a liquid inlet of the evaporator.
4. The ground-cooled heat exchange system of claim 3,
the first branch pipeline is connected with a first auxiliary pipe, the second branch pipeline is connected with a second auxiliary pipe, the first auxiliary pipe is connected with the air outlet of the compressor, and the second auxiliary pipe is connected with the liquid inlet of the throttling device.
5. The ground-cooled heat exchange system of claim 4,
and the peripheries of the second branch pipeline and the second auxiliary pipe are respectively provided with a heat-insulating layer.
6. The ground-cooled heat exchange system according to any one of claims 1-5,
and two ends of the ground cooling pipeline are respectively provided with an adjusting valve.
7. An earth-cooled air conditioner comprising an air conditioner main body and an earth-cooled heat exchange system as claimed in any one of claims 1 to 6;
the air conditioner main body comprises a shell, and a compressor, a throttling device and an evaporator in the ground cooling type heat exchange system are all arranged in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920462465.7U CN209877238U (en) | 2019-04-08 | 2019-04-08 | Ground cooling type heat exchange system and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920462465.7U CN209877238U (en) | 2019-04-08 | 2019-04-08 | Ground cooling type heat exchange system and air conditioner |
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| CN209877238U true CN209877238U (en) | 2019-12-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945369A (en) * | 2019-04-08 | 2019-06-28 | 青岛海尔空调器有限总公司 | A kind of earth cooling heat-exchange method, heat-exchange system, air conditioner and installation method |
| WO2020207110A1 (en) * | 2019-04-08 | 2020-10-15 | 青岛海尔空调器有限总公司 | Earth-cooled air conditioner system and installation method |
-
2019
- 2019-04-08 CN CN201920462465.7U patent/CN209877238U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945369A (en) * | 2019-04-08 | 2019-06-28 | 青岛海尔空调器有限总公司 | A kind of earth cooling heat-exchange method, heat-exchange system, air conditioner and installation method |
| WO2020207110A1 (en) * | 2019-04-08 | 2020-10-15 | 青岛海尔空调器有限总公司 | Earth-cooled air conditioner system and installation method |
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