CN210772579U - Heat pipe air conditioning unit - Google Patents
Heat pipe air conditioning unit Download PDFInfo
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- CN210772579U CN210772579U CN201920977365.8U CN201920977365U CN210772579U CN 210772579 U CN210772579 U CN 210772579U CN 201920977365 U CN201920977365 U CN 201920977365U CN 210772579 U CN210772579 U CN 210772579U
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Abstract
The utility model relates to a refrigeration technology field especially relates to heat pipe air conditioning unit. A heat pipe air conditioning unit comprises a heat pipe refrigerating system and a compression refrigerating system, wherein the heat pipe refrigerating system and the compression refrigerating system operate independently and can be used in a combined mode; the heat pipe refrigerating system comprises a heat pipe outdoor unit and at least one heat pipe indoor unit, wherein the heat pipe indoor unit is connected with the heat pipe outdoor unit, and the heat pipe indoor unit and the heat pipe outdoor unit form a refrigerating first loop; the compression refrigeration system comprises a compression refrigeration outdoor unit and at least one compression refrigeration indoor unit, the compression refrigeration outdoor unit is connected with the compression refrigeration indoor unit, and the compression refrigeration indoor unit and the compression refrigeration outdoor unit form a refrigeration second loop. The utility model discloses a mode that drags many, under the circumstances that environmental condition allows, can give full play heat pipe refrigerating system's advantage, simple to operate, energy-conservation.
Description
Technical Field
The utility model relates to a refrigeration technology field especially relates to heat pipe air conditioning unit.
Background
Nowadays, the requirement on energy consumption of large-scale data machine rooms is more and more strict, so that the air conditioners for the machine rooms are developed towards a direction of being more accurate and more energy-saving. The separated gravity heat pipe technology is a novel refrigeration technology capable of effectively utilizing an outdoor natural cold source, is increasingly applied to a data machine room, is used in combination with a compression refrigeration system, can meet the requirement of continuous operation all the year round, and can achieve a good energy-saving effect.
However, the heat pipe compression refrigeration compound system proposed in the prior art has the following problems: the heat pipe refrigerating system and the compression refrigerating system share the pipeline and the heat exchanger, and can only be operated at the same time, when the indoor environment temperature is far greater than the outdoor environment temperature, the heat pipe refrigerating system can meet the refrigerating requirement by independent operation, and the heat pipe is taken as the energy-saving refrigerating system without the compressor, and can refrigerate only by a fan, so that the heat pipe refrigerating system and the compression refrigerating system can not be operated independently, the advantages of the heat pipe can not be fully exerted, and meanwhile, the problem of local hot spots of a data machine room can not be effectively solved by adopting a one-to-one mode.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above technical problems, it is necessary to provide a heat pipe air conditioning unit with two independent systems and capable of performing combined operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a heat pipe air conditioning unit is provided, wherein a heat pipe refrigerating system comprises a heat pipe outdoor unit positioned outdoors and at least one heat pipe indoor unit positioned indoors, the heat pipe indoor unit is connected with the heat pipe outdoor unit, and the heat pipe indoor unit and the heat pipe outdoor unit form a refrigerating first loop; the compression refrigeration system comprises an outdoor compression refrigeration unit and at least one indoor compression refrigeration unit, the outdoor compression refrigeration unit is located outdoors, the indoor compression refrigeration unit is connected with the indoor compression refrigeration unit, and the indoor compression refrigeration unit and the outdoor compression refrigeration unit form a refrigeration second loop.
It can be understood that the heat pipe refrigeration system and the compression refrigeration system operate independently, do not share a pipeline, and fully exert the advantages of the heat pipe refrigeration system when the environmental conditions allow. It can be understood that the mode of one driving more is adopted, the installation is convenient, the occupied area is small, and the problem of local hot spots can be effectively solved.
In one embodiment, the heat pipe outdoor unit is installed at a higher spatial position than the heat pipe indoor unit.
It is understood that the heat pipe outdoor unit is located at a higher spatial position than the heat pipe indoor unit, and the heat pipe refrigeration system circulates by gravity without adding a fluorine pump.
In one embodiment, an electromagnetic valve is arranged between each heat pipe indoor unit and the heat pipe outdoor unit, and the electromagnetic valve is used for closing or opening the heat pipe refrigeration system.
It is understood that when the indoor temperature is lower than the outdoor temperature, the electromagnetic valve is closed, the heat pipe refrigeration system stops operating, the compression refrigeration system operates, when the indoor temperature is higher than the outdoor temperature and has a small difference, the electromagnetic valve is opened, the heat pipe refrigeration system and the compression refrigeration system operate simultaneously, when the indoor temperature is higher than the outdoor temperature and has a large difference, the electromagnetic valve is opened, the compression refrigeration system does not operate, and the heat pipe refrigeration system operates.
In one embodiment, a throttling element is arranged between each compression refrigeration indoor unit and each compression refrigeration outdoor unit.
It can be understood that each of the compression refrigeration indoor units can adjust various refrigerant flows by using the throttling element, and effectively refrigerate according to different refrigerating capacities required by each area, so as to avoid the shortage of local refrigerating capacity or the waste of refrigerating capacity.
In one embodiment, the heat pipe air conditioning unit further comprises an air conditioning cabinet, and the heat pipe indoor unit and the compression refrigeration indoor unit are horizontally installed in parallel in the air conditioning cabinet.
In one embodiment, the heat pipe indoor unit and the compression refrigeration indoor unit are arranged in parallel in the air conditioner indoor cabinet, so that the space can be effectively saved.
In one embodiment, the air conditioning indoor unit further comprises at least one indoor fan, the heat pipe indoor unit and the compression refrigeration indoor unit share the indoor fan, and the heat pipe indoor unit and the compression refrigeration indoor unit exchange heat with indoor air through the indoor fan.
On the premise of not influencing the performance of the heat pipe refrigerating system and the compression refrigerating system, the heat pipe indoor unit and the compression refrigerating indoor unit share the indoor fan, so that the installation space is saved, the use number of the fans is saved, and resources and energy consumption are saved; and the heat pipe indoor unit and the compression refrigeration indoor unit directly exchange heat with indoor air, so that intermediate heat exchange loss caused by using an intermediate heat exchanger is avoided.
In one embodiment, the heat pipe outdoor unit comprises a heat pipe condenser and at least one first fan, and the heat pipe condenser exchanges heat with outdoor air through the first fan.
In one embodiment, the compression refrigeration outdoor unit comprises a compression refrigeration condenser and at least one second fan, and the compression refrigeration condenser exchanges heat with outdoor air through the second fan.
It can be understood that the heat pipe outdoor unit, the compression refrigeration outdoor unit, the heat pipe indoor unit and the compression refrigeration indoor unit directly exchange heat with ambient air, and intermediate heat exchange loss caused by using an intermediate heat exchanger is avoided.
In one embodiment, the compression refrigeration outdoor unit further comprises a compressor, one end of the compressor is connected with the compression refrigeration indoor unit, the other end of the compressor is connected with the compression refrigeration condenser, and the compressor controls the start and stop of the compression refrigeration system.
It can be understood that when the heat pipe refrigeration system is enough to meet the cooling capacity requirement, the compressor is turned off, and then the compression refrigeration system is turned off, and when the heat pipe refrigeration system is not enough to meet the cooling capacity requirement, the compressor is turned on, and the compression refrigeration system is operated.
In one embodiment, the compression refrigeration outdoor unit further includes a gas-liquid separator installed between the compressor and the compression refrigeration indoor unit, and an oil separator installed between the compressor and the compression refrigeration condenser.
Compared with the prior art, the heat pipe air conditioning unit comprises a heat pipe refrigerating system and a compression refrigerating system, wherein the heat pipe refrigerating system and the compression refrigerating system operate independently and are used in a combined mode; the heat pipe refrigerating system comprises a heat pipe outdoor unit and at least one heat pipe indoor unit, wherein the heat pipe indoor unit and the heat pipe outdoor unit form a refrigerating first loop; the compression refrigeration system comprises an outdoor compression refrigeration unit and at least one indoor compression refrigeration unit, the outdoor compression refrigeration unit is located outdoors, the indoor compression refrigeration unit is connected with the indoor compression refrigeration unit, and the indoor compression refrigeration unit and the outdoor compression refrigeration unit form a refrigeration second loop. The utility model discloses a mode that drags many, heat pipe refrigerating system with compression refrigerating system mutually independent and compound operation, under the circumstances that ambient condition allows, can give full play heat pipe refrigerating system's advantage, simple to operate, energy-conservation.
Drawings
Fig. 1 is a schematic structural diagram of a heat pipe air conditioning unit provided by the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
The symbols in the drawings represent the following meanings:
100-heat pipe air conditioning unit; 10-heat pipe refrigeration system; 11-heat pipe outdoor unit; 11 a-heat pipe outdoor cabinet; 11 b-heat pipe condenser; 11 c-a first fan; 12-heat pipe indoor unit; 13-a solenoid valve; 14-a first liquid tube; 15-a first trachea; 20-a compression refrigeration system; 21-a compression refrigeration outdoor unit; 21 a-a compression refrigeration outdoor cabinet; 21 b-a compression refrigeration condenser; 21 c-a second fan; 21 d-gas-liquid separator; 21 e-a compressor; 21 f-oil separator; 22-compression refrigeration indoor unit; 23-a throttling element; 24-a second liquid tube; 25-a second trachea; 30-air-conditioning indoor cabinet; 40-indoor fan; 200-cabinet.
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 work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, the present invention provides a heat pipe air conditioning unit 100 as a train room air conditioner of a data machine room, for solving the local hot spot problem, and of course, in other embodiments, the heat pipe air conditioning unit 100 may also be applied to other similar occasions.
Specifically, the heat pipe air conditioning unit 100 includes a heat pipe refrigeration system 10 and a compression refrigeration system 20, and the heat pipe refrigeration system 10 and the compression refrigeration system 20 operate independently and can be used in combination. When the indoor temperature is lower than the outdoor temperature, the heat pipe refrigeration system 10 stops operating, the compression refrigeration system 20 operates, when the indoor temperature is higher than the outdoor temperature and has a small difference, the heat pipe refrigeration system 10 and the compression refrigeration system 20 operate simultaneously, and when the indoor temperature is higher than the outdoor temperature and has a large difference, the compression refrigeration system 20 does not operate, and the heat pipe refrigeration system 10 operates. The heat pipe refrigeration system 10 and the compression refrigeration system 20 operate independently, do not share a pipeline, and fully exert the advantages of the heat pipe refrigeration system 10 when the environmental conditions permit.
Further, the heat pipe refrigeration system 10 includes a heat pipe outdoor unit 11 located outdoors and at least one heat pipe indoor unit 12 located indoors, the heat pipe indoor unit 12 is connected to the heat pipe outdoor unit 11, and the heat pipe indoor unit 12 and the heat pipe outdoor unit 11 form a refrigeration first loop. The heat pipe indoor unit 12 may be provided in plurality in parallel according to the magnitude of the heat load of the data room.
Furthermore, the heat pipe refrigeration system 10 further includes an electromagnetic valve 13, a first liquid pipe 14 and a first air pipe 15, the heat pipe outdoor unit 11 is connected to the heat pipe indoor units 12 through the first liquid pipe 14 and the first air pipe 15, the electromagnetic valve 13 is disposed on the first liquid pipe 14, each heat pipe indoor unit 12 corresponds to one electromagnetic valve 13, when the heat pipe refrigeration system 10 needs to be used for refrigeration, the electromagnetic valve 13 is opened, when the indoor temperature is lower than the outdoor temperature, the electromagnetic valve 13 is closed, so that the heat pipe refrigeration system 10 stops operating, or when some heat pipe indoor units 12 do not need to operate, the corresponding electromagnetic valve 13 is closed.
Preferably, the heat pipe outdoor unit 11 includes a heat pipe outdoor cabinet 11a, a heat pipe condenser 11b and at least one first fan 11c, the heat pipe condenser 11b and the first fan 11c are installed in parallel in the heat pipe outdoor cabinet 11a, the first fan 11c is used for accelerating heat exchange between the heat pipe condenser 11b and the outdoor, and the heat pipe condenser 11b directly exchanges heat with the outdoor air without an intermediate heat exchanger. In this embodiment, the number of the first fans 11c is two, and in other embodiments, the number of the first fans may be different according to the length of the heat pipe condenser 11 b.
With reference to fig. 1 and fig. 2, the compression refrigeration system 20 includes an outdoor unit 21 located outdoors and at least one indoor unit 22 located indoors, the outdoor unit 21 is connected to the indoor unit 22, and the indoor unit 22 and the outdoor unit 21 form a second refrigeration loop. The compression refrigeration indoor unit 22 may be provided in plurality in parallel according to the magnitude of the heat load of the data room.
Further, the compression refrigeration system 20 further includes a throttling element 23, a second liquid pipe 24 and a second gas pipe 25, the compression refrigeration outdoor unit 21 is connected with the compression refrigeration indoor unit 22 through the second liquid pipe 24 and the second gas pipe 25, the throttling element 23 is disposed on the second liquid pipe 24, each compression refrigeration indoor unit 22 corresponds to one throttling element 23, so that each compression refrigeration indoor unit 22 individually controls the flow of the refrigerant, the refrigeration capacity is individually controlled according to the difference of the refrigeration capacity required by each area, the shortage of the local refrigeration capacity or the waste of the refrigeration capacity is avoided, and the performance is optimized. Preferably, in the present embodiment, the throttling element 23 is an electronic expansion valve, and of course, in other embodiments, other throttling elements may be used.
Further, the compression refrigeration outdoor unit 21 includes a compression refrigeration outdoor cabinet 21a, a compression refrigeration condenser 21b and at least one second fan 21c, the compression refrigeration condenser 21b and the second fan 21c are installed in parallel in the compression refrigeration outdoor cabinet 21a, and the second fan 21c is used for accelerating heat exchange between the compression refrigeration condenser 21b and the outdoor.
Preferably, in this embodiment, two second fans 21c are provided, in other embodiments, different numbers may be provided according to the length of the compression refrigeration condenser 21b, and the second fan 21c adopts a variable air speed fan, and the condensing temperature of the compression refrigeration condenser 21b may be automatically adjusted according to outdoor environment parameters.
Referring to fig. 1 and 2 again, the compression refrigeration outdoor unit 21 further includes a gas-liquid separator 21d, a compressor 21e, and an oil separator 21f, and the gas-liquid separator 21d, the compressor 21e, and the oil separator 21f are all installed in the compression refrigeration outdoor cabinet 21 a. The inlet end of the gas-liquid separator 21d is connected to the outlet end of the compression refrigeration indoor unit 22, the outlet end of the gas-liquid separator 21d is connected to the inlet end of the compressor 21e, the outlet end of the compressor 21e is connected to the inlet end of the oil separator 21f, and the outlet end of the oil separator 21f is connected to the inlet end of the compression refrigeration condenser 21 b.
Further, the heat pipe air conditioning unit 100 further includes at least one air conditioning cabinet 30, one air conditioning cabinet 30 includes at least one indoor fan 40, the air conditioning cabinet 30 is disposed between the cabinets 200 at intervals, the problem of local hot spots of the data machine room can be effectively solved, each heat pipe indoor unit 12 and each compression refrigeration indoor unit 22 are installed in parallel in one air conditioning cabinet 30, at least one indoor fan 40 is installed at an air inlet of the heat pipe indoor unit 12, that is, one heat pipe indoor unit 12 corresponds to one compression refrigeration indoor unit 22 and then corresponds to at least one indoor fan 40, and the three are installed in parallel in one air conditioning cabinet 30. The heat pipe indoor unit 12 shares the indoor fan 40 with the compression refrigeration indoor unit 22, and the indoor fan 40 is installed on the side close to the heat pipe indoor unit 12.
In the working process, the installation space position of the heat pipe outdoor unit 11 is higher than that of the heat pipe indoor unit 12, the heat pipe indoor unit 12 absorbs heat indoors and evaporates, the gaseous medium flows into the heat pipe outdoor unit 11 through the first air pipe 15, exchanges heat with the outdoor environment and condenses to become a liquid medium, and then flows back into the heat pipe indoor unit 12 through the first liquid pipe 14 under the action of gravity to perform circulating refrigeration.
The indoor unit 22 absorbs heat indoors, the medium evaporates and then enters the gas-liquid separator 21d through the second gas pipe 25, and then enters the compressor 21e for compression, and then enters the oil separator 21f, the medium is separated from oil, the gaseous medium enters the compression refrigeration condenser 21b, and directly exchanges heat with air through the second fan 21c, the liquid medium after heat exchange enters the second liquid pipe 24, and enters each throttling element 23 for throttling and pressure reduction, and then enters the indoor unit 22 for circulation refrigeration, and the separated oil enters the bottom of the oil separator 21f and returns to the compressor 21e through a bypass pipeline (not marked in the figure).
When the heat pipe refrigeration system 10 is enough to meet the cooling capacity requirement, the compressor 21e is turned off, and then the compression refrigeration system 20 is turned off, and when the heat pipe refrigeration system 10 is not enough to meet the cooling capacity requirement, the compressor 21e is turned on, and the compression refrigeration system 20 is operated.
Preferably, in the present embodiment, the compressor 21e is a variable capacity compressor, and the cooling capacity can be automatically adjusted according to the indoor operation parameter, and in other embodiments, other types of compressors can be used.
When the indoor temperature is lower than the outdoor temperature, the heat pipe refrigeration system 10 stops operating because of being unable to work, and the compression refrigeration system 20 operates; when the indoor temperature is higher than the outdoor temperature and the difference is not large, the heat pipe refrigerating system 10 can not meet the refrigerating requirement when operating alone, and needs to operate with the compression refrigerating system 20 at the same time, the indoor air exchanges heat with the heat pipe indoor unit 12 firstly and then exchanges heat with the compression refrigerating indoor unit 22 under the action of the indoor fan 40, and the heat pipe indoor unit 12 and the compression refrigerating indoor unit 22 exchange heat with the indoor air directly without an intermediate heat exchanger; when the indoor temperature is higher than the outdoor temperature and the temperature difference is large, the heat pipe refrigeration system 10 is sufficient to meet the refrigeration requirement, the compression refrigeration system 20 is not operated, and the heat pipe refrigeration system 10 is operated.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A heat pipe air conditioning unit comprises a heat pipe refrigerating system and a compression refrigerating system, and is characterized in that the heat pipe refrigerating system and the compression refrigerating system operate independently;
the heat pipe refrigerating system comprises a heat pipe outdoor unit positioned outdoors and at least one heat pipe indoor unit positioned indoors, wherein the heat pipe indoor unit is connected with the heat pipe outdoor unit, and the heat pipe indoor unit and the heat pipe outdoor unit form a refrigerating first loop;
the compression refrigeration system comprises an outdoor compression refrigeration unit and at least one indoor compression refrigeration unit, the outdoor compression refrigeration unit is located outdoors, the indoor compression refrigeration unit is connected with the indoor compression refrigeration unit, and the indoor compression refrigeration unit and the outdoor compression refrigeration unit form a refrigeration second loop.
2. A heat pipe air conditioning unit as set forth in claim 1 wherein said heat pipe outdoor unit is installed at a higher spatial position than said heat pipe indoor unit.
3. A heat pipe air conditioning unit as set forth in claim 1, wherein an electromagnetic valve is provided between each heat pipe indoor unit and each heat pipe outdoor unit, and said electromagnetic valve is used for closing or opening said heat pipe refrigeration system.
4. A heat pipe air conditioning unit as set forth in claim 1 wherein a throttling element is provided between each of said compression refrigeration indoor units and said compression refrigeration outdoor unit.
5. A heat pipe air conditioning unit as set forth in claim 1, further comprising an air conditioning cabinet, said heat pipe indoor unit being installed in said air conditioning cabinet in parallel with said compression refrigeration indoor unit.
6. A heat pipe air conditioning unit as set forth in claim 5 further comprising at least one indoor fan in said air conditioning cabinet, said heat pipe indoor unit, said compression refrigeration indoor unit and said indoor fan being arranged in parallel, said indoor fan being mounted adjacent to one side of said heat pipe indoor unit;
the heat pipe indoor unit and the compression refrigeration indoor unit share the indoor fan, and the heat pipe indoor unit and the compression refrigeration indoor unit exchange heat with indoor air through the indoor fan.
7. A heat pipe air conditioning unit as set forth in claim 1 wherein said heat pipe outdoor unit includes a heat pipe condenser and at least one first fan, said heat pipe condenser exchanging heat with outdoor air through said first fan.
8. A heat pipe air conditioning unit as set forth in claim 1 wherein said compression refrigeration outdoor unit includes a compression refrigeration condenser and at least one second fan, said compression refrigeration condenser exchanging heat with outdoor air through said second fan.
9. A heat pipe air conditioning unit as set forth in claim 8 wherein said compression refrigeration outdoor unit further comprises a compressor, one end of said compressor is connected to said compression refrigeration indoor unit, the other end is connected to said compression refrigeration condenser, said compressor controls the start and stop of said compression refrigeration system.
10. A heat pipe air conditioning unit as set forth in claim 9 wherein said compression refrigeration outdoor unit further comprises a gas-liquid separator and an oil separator, said gas-liquid separator being mounted between said compressor and said compression refrigeration indoor unit, said oil separator being mounted between said compressor and said compression refrigeration condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920977365.8U CN210772579U (en) | 2019-06-26 | 2019-06-26 | Heat pipe air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920977365.8U CN210772579U (en) | 2019-06-26 | 2019-06-26 | Heat pipe air conditioning unit |
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| CN210772579U true CN210772579U (en) | 2020-06-16 |
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| CN201920977365.8U Active CN210772579U (en) | 2019-06-26 | 2019-06-26 | Heat pipe air conditioning unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339913A (en) * | 2021-06-21 | 2021-09-03 | 深圳市英维克科技股份有限公司 | Control method, system, device and medium for air conditioner heat pipe cooling system |
| CN114623616A (en) * | 2021-12-01 | 2022-06-14 | 祥博传热科技股份有限公司 | Energy-saving double-system cooling equipment |
-
2019
- 2019-06-26 CN CN201920977365.8U patent/CN210772579U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339913A (en) * | 2021-06-21 | 2021-09-03 | 深圳市英维克科技股份有限公司 | Control method, system, device and medium for air conditioner heat pipe cooling system |
| CN114623616A (en) * | 2021-12-01 | 2022-06-14 | 祥博传热科技股份有限公司 | Energy-saving double-system cooling equipment |
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