CN219300913U - Machine room air conditioner split machine with double refrigeration sources - Google Patents
Machine room air conditioner split machine with double refrigeration sources Download PDFInfo
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- CN219300913U CN219300913U CN202223338269.XU CN202223338269U CN219300913U CN 219300913 U CN219300913 U CN 219300913U CN 202223338269 U CN202223338269 U CN 202223338269U CN 219300913 U CN219300913 U CN 219300913U
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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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a machine room air conditioner split machine with double refrigeration sources, which comprises: the cooling tower comprises an exhaust device arranged at the top of the tower body and a spraying device arranged below the exhaust device; the refrigerating device comprises a condensing plate and a refrigerating source arranged below the condensing plate, the refrigerating source comprises a first refrigerating source and a second refrigerating source, the inner machine comprises an evaporator, a gas pipeline is arranged on the evaporator, a water receiver is arranged in the inner machine, the gas pipeline is connected to one side of the water receiver, a condenser is arranged at the joint of the gas pipeline, the other side of the water receiver is connected with a first water flow pipeline, the first water flow pipeline is connected to the spraying device, a second water flow pipeline is connected to the condensing plate, the second water flow pipeline is connected to the evaporator, and discharged liquid in the evaporator is fully refrigerated and then is circulated back into the evaporator, so that more heat in the evaporator can be absorbed, and the radiating effect of the split machine is improved.
Description
Technical Field
The utility model relates to the field of air conditioner heat exchange, in particular to a machine room air conditioner split machine with double refrigeration sources.
Background
In China, the communication industry is not only a high-tech industry, but also a high-energy-consumption industry, because the communication base station needs to be controlled in a constant-temperature environment throughout the year, so that an air conditioner needs to be arranged in the base station to regulate and control the temperature in the base station in time, but when the temperature in the base station is regulated and controlled by heat exchange equipment in the market, a large amount of electric energy is required to be consumed, which increases the operation cost of enterprises. Therefore, on the basis of ensuring the normal operation of the communication base station, how to realize energy conservation and emission reduction of the communication base station and reduce the cost of enterprises has become a technical problem to be solved in the industry.
Bulletin number: CN202494187U proposes a machine room air conditioner heat pipe split machine for solving the above problems, which is characterized in that: the split machine consists of an outer machine and an inner machine, wherein the outer machine comprises an outer machine sheet metal frame, an outer machine fan, a condenser and copper piping; the outer machine fan is arranged outside the outer machine sheet metal frame, the condenser is arranged in the outer machine sheet metal frame, and the inner machine comprises an inner machine sheet metal frame, an inner machine fan, a liquid reservoir, a control box, an evaporator and a fluid pump system. By adopting the heat pipe as a heat exchange device, the machine room air conditioner heat pipe split machine has high heat conductivity, and the fluid pump can enable the heat pipe to have good fluidity, so that the energy consumption is reduced, the purposes of energy conservation and emission reduction can be achieved, and the cost of enterprises can be effectively reduced.
But in the use, the outer machine can not refrigerate liquid well only by arranging a condenser and an outer machine fan, so that the heat exchange effect is poor easily, and the whole split machine can not achieve a good heat dissipation effect, so that the machine room air conditioner split machine with double refrigeration sources is provided at present, and the technical problem is solved.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides the split machine of the machine room air conditioner with double refrigeration sources.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a split machine of a machine room air conditioner with double refrigeration sources comprises: the outer machine comprises a cooling tower and a refrigerating device arranged in the cooling tower, the cooling tower comprises an air draft device arranged at the top of the tower body and a spraying device arranged below the air draft device, and the refrigerating device is arranged below the spraying device;
the refrigerating device comprises a condensing plate and a refrigerating source arranged below the condensing plate, the refrigerating source comprises a first refrigerating source and a second refrigerating source, the first refrigerating source comprises a first refrigerating agent tank and a first condensing pipe connected to the first refrigerating agent tank, the second refrigerating source comprises a second refrigerating agent tank and a second condensing pipe connected to the second refrigerating agent tank, the first refrigerating agent tank is internally provided with a first refrigerating agent, the first refrigerating agent enters the first condensing pipe to circulate, the second refrigerating agent tank is internally provided with a second refrigerating agent, and the second refrigerating agent enters the second condensing pipe to circulate;
the inner machine comprises an evaporator, a gas pipeline is arranged on the evaporator, a water receiver is arranged in the inner machine, the gas pipeline is connected to one side of the water receiver, a condenser is arranged at the joint of the gas pipeline, the other side of the water receiver is connected with a first water flow pipeline, and the first water flow pipeline is connected to the spraying device;
the condensing plate is connected with a second water flow pipeline, and the second water flow pipeline is connected to the evaporator.
In a preferred embodiment of the present utility model, the internal machine includes an internal machine fan, a liquid storage device, a control box and a fluid pump system, wherein the internal machine fan is arranged above the evaporator, and the liquid storage device and the fluid pump system are arranged below the evaporator.
In a preferred embodiment of the present utility model, the second water flow pipe is connected above the evaporator, and the gas pipe is connected below the evaporator.
In a preferred embodiment of the present utility model, the condensation plate is provided with a groove water accumulation port, and the second water flow pipeline is connected to the groove water accumulation port.
In a preferred embodiment of the utility model, an air inlet plate is arranged on the side surface of the cooling tower, and the air inlet plate is arranged on one side of the refrigerating device.
In a preferred embodiment of the utility model, the pipeline extends from the inner machine to the outer machine and is arranged on the outer surface of the cooling tower, and the pipeline is also provided with a pump.
In a preferred embodiment of the present utility model, the air extraction device includes a motor, a mesh enclosure, a transmission mechanism and fan blades, the mesh enclosure is covered on the fan blades, the transmission mechanism is arranged on the mesh enclosure, and the transmission mechanism is connected with the motor and the fan blades.
In a preferred embodiment of the present utility model, a freon refrigerant is disposed in the first refrigerant tank, and the freon refrigerant enters the first condenser tube to circulate.
In a preferred embodiment of the present utility model, a glycol refrigerant is disposed in the second refrigerant tank, and the glycol refrigerant enters the second condensation tube to circulate.
In a preferred embodiment of the present utility model, the first condenser pipe is connected to the first compressor, the evaporator and the expansion valve once after exiting from the first refrigerant tank.
The utility model solves the defects existing in the background technology, and has the following beneficial effects:
(1) According to the utility model, the double refrigeration sources are arranged at the bottom of the condensing plate, so that the cold source can be continuously conveyed to the condensing plate when the double refrigeration sources work, the condensing plate is always in a low-temperature state, the liquid to be cooled sprayed on the condensing plate is sufficiently cooled, so that the liquid is guaranteed to absorb more heat after flowing back to the evaporator, the heat exchange effect is better, and when the outdoor temperature is lower than-6 ℃, the glycol can be switched to serve as a secondary refrigerant to refrigerate, the working intensity of the compressor is reduced, and the service life of the device is prolonged.
(2) According to the utility model, the external machine is arranged into the cooling tower structure, the liquid to be cooled enters the spraying device in the cooling tower through the second water flow pipeline, the liquid to be cooled is sprayed onto the condensing plate through the spraying device, the cooling source at the bottom of the condensing plate cools the liquid, the air draft device is started, external air enters from the air inlet of the air inlet plate under the action of the air draft device and flows upwards from the bottom of the cooling tower to secondarily cool the liquid, so that the liquid discharged from the evaporator is fully cooled and then circulated back into the evaporator, more heat in the evaporator can be absorbed, and the heat dissipation effect of the split machine is improved.
(1) According to the utility model, after the water which is changed into gas after flowing through the evaporator is cooled into liquid state through the condenser, the first pipeline resistance is overcome by pressurizing through the fluid pump system, the water enters the cooling tower for refrigeration, then flows back into the evaporator through the second pipeline, so that the recycling of resources is realized, the emission is reduced, and meanwhile, the heat exchange is realized through the pipeline, so that the heat conductivity is high, and the energy consumption is reduced.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a cross-sectional view of an external machine of a preferred embodiment of the present utility model;
FIG. 2 is a perspective view of the suction device of the preferred embodiment of the present utility model;
FIG. 3 is a schematic view of a refrigeration unit according to a preferred embodiment of the present utility model;
fig. 4 is a schematic view of the internal machine structure of the preferred embodiment of the present utility model.
In the figure: 1. an internal machine; 11. an evaporator; 12. a gas conduit; 13. a water reservoir; 14. an internal machine fan; 15. a control box; 16. a fluid pump system;
2. an external machine; 21. a refrigerating device; 22. an air draft device; 220. an air inlet plate; 23. a spraying device; 221. a motor; 222. a transmission mechanism; 223. a fan blade; 24. a refrigerating device; 241. a first cold source; 2410 a first refrigerant tank; 2411. a first condenser tube; 242. a second cold source; 2420. a second refrigerant tank; 2421. a second condenser tube; 243. a condensing plate; 2430. a groove; 244. a first compressor;
3. a first water flow conduit; 4. a second water flow conduit; 5. and (5) pumping.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.
As shown in fig. 1-2, a machine room air conditioner split machine with double refrigeration sources, comprising: the inner machine 1 and the outer machine 2, the outer machine 2 includes the cooling tower and sets up the refrigerating plant 24 in the cooling tower, the cooling tower is including setting up updraft ventilator 22 at the tower body top, and set up the spray set 23 in updraft ventilator 22 below, the air inlet board 220 is seted up to the cooling tower side, air inlet board 220 sets up in refrigerating plant 24 one side, refrigerating plant 24 sets up in the spray set 23 below, the inner machine 1 includes the evaporimeter 11, be provided with gas piping 12 on the evaporimeter 11, be provided with water receiver 13 in the inner machine 1, gas piping 12 connects in water receiver 13 one side, gas piping 12 junction is provided with the condenser, water receiver 13 opposite side is connected first rivers pipeline 3, first rivers pipeline 3 is connected on spray set 23, be connected with second rivers pipeline 4 on the condensing plate 243, second rivers pipeline 4 is connected on the evaporimeter 11.
Through setting up outer machine 2 as the cooling tower structure, through going into the spray set 23 in the cooling tower with waiting to cool off the liquid through second rivers pipeline 4, and spray the cooling source of condensation plate bottom cools off the liquid through on the spray set 23 with needs cooling liquid to the condensation plate, simultaneously, updraft ventilator 22 starts, outside wind gets into from the air intake of air inlet plate 220 under updraft ventilator 22's effect, and flow upwards by the bottom of cooling tower, and carry out the secondary cooling to the liquid, thereby make it by the interior exhaust liquid of evaporator 11 in the circulation back in evaporator 11 after fully refrigerating, thereby can absorb more heat in the evaporator 11, improve the radiating effect of split machine.
In a preferred embodiment of the utility model, the first water flow pipeline 3 extends from the inner machine 1 to the outer machine 2 and is arranged on the outer surface of the cooling tower, and the pipeline is also provided with a pump 5 for pressurizing water so that the water can better enter the spraying device 23.
In a preferred embodiment of the present utility model, the condensation plate 243 is provided with a water accumulation port of the groove 2430, and the second water flow pipe 4 is connected to the water accumulation port of the groove 2430, so that water can be collected by gravity and better flows back into the evaporator 11.
In a preferred embodiment of the present utility model, the air draft device 22 includes a motor 221, a mesh cover, a transmission mechanism 222 and a fan blade 223, the mesh cover is disposed on the fan blade 223, the transmission mechanism 222 is disposed on the mesh cover, and the transmission mechanism 222 is connected with the motor 221 and the fan blade 223.
As shown in fig. 3, the refrigerating apparatus 24 includes a condensation plate 243 and a refrigerating source disposed below the condensation plate 243, the refrigerating source includes a first refrigerating source 241 and a second refrigerating source 242, the first refrigerating source 241 includes a first refrigerating source tank 2410 and a first condensation pipe 2411 disposed and connected to the first refrigerating source tank 2410, the second refrigerating source 242 includes a second refrigerating source tank 2420 and a second condensation pipe 2421 connected to the second refrigerating source tank 2420, freon refrigerant is disposed in the first refrigerating source tank 2410, freon refrigerant enters the first condensation pipe 2411 to circulate, ethylene glycol refrigerant is disposed in the second refrigerating source tank 2420 to circulate in the second condensation pipe 2421, and by disposing a dual refrigerating source at the bottom of the condensation plate 243, the dual refrigerating source can continuously convey the refrigerating source to the condensation plate, ensuring that the condensation plate is always in a low temperature state, the liquid to be cooled on the condensation plate is sufficiently cooled, thereby ensuring that the liquid absorbs more heat after flowing back to the evaporator, the freon refrigerant tank 2410 can exchange heat better, and the refrigerant can be used as a refrigerant with a lower temperature than the outdoor refrigerant, and the refrigerating apparatus can be switched to have a better refrigerating effect when the outdoor refrigerant is used as a refrigerating apparatus, and the refrigerating apparatus is used for reducing the outdoor heat exchange temperature, and the service life of the refrigerating apparatus is reduced.
In a preferred embodiment of the present utility model, the first condensation pipe 2411 is connected to the first compressor 244 and the expansion valve once after exiting the first refrigerant tank 2410, thereby ensuring normal use of the refrigeration device 24.
As shown in fig. 4, the internal machine 1 includes a fan 14 of the internal machine 1, a liquid storage device, a control box 15, and a fluid pump system 16, where the fan 14 of the internal machine 1 is disposed above the evaporator 11, the liquid storage device and the fluid pump system 16 are disposed below the evaporator 11, the second water flow pipeline 4 is connected above the evaporator 11, the gas pipeline 12 is connected below the evaporator 11, after water that turns into gas after flowing through the evaporator 11 is cooled to liquid state by the condenser, the first pipeline resistance is overcome by pressurizing by the fluid pump system 16, and after entering the cooling tower to perform refrigeration, the water flows back to the evaporator 11 through the second pipeline, thereby realizing recycling of resources, reducing emission, and realizing heat exchange by the pipeline.
When the cooling device is used, liquid to be cooled enters the spraying device 23 in the cooling tower through the second water flow pipeline 4, the liquid to be cooled is sprayed onto the condensing plate through the spraying device 23, a cooling source at the bottom of the condensing plate cools the liquid, meanwhile, the air draft device 22 is started, external air enters from the air inlet of the air inlet plate 220 under the action of the air draft device 22 and flows upwards from the bottom of the cooling tower, the liquid is cooled secondarily, and condensed water after the secondary cooling flows into the evaporator 11 through the second water flow pipeline 4.
The condensed water is changed into gas after flowing through the evaporator 11, and then is output by the gas pipeline 12, is cooled into liquid state by the condenser, is pressurized by the fluid pump system 16 to overcome the resistance of the first pipeline, enters the cooling tower for refrigeration, and then flows back into the evaporator 11 through the second pipeline for circulation.
During operation of the refrigeration unit 24, if the outdoor temperature is below-6 degrees celsius, the refrigerant can be switched to cool the pair of refrigerant, thereby reducing the operating intensity of the compressor.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. A split machine of a machine room air conditioner with double refrigeration sources comprises: an inner machine and an outer machine, which is characterized in that,
the outer machine comprises a cooling tower and a refrigerating device arranged in the cooling tower, the cooling tower comprises an air draft device arranged at the top of the tower body and a spraying device arranged below the air draft device, and the refrigerating device is arranged below the spraying device;
the refrigerating device comprises a condensing plate and a refrigerating source arranged below the condensing plate, the refrigerating source comprises a first refrigerating source and a second refrigerating source, the first refrigerating source comprises a first refrigerating agent tank and a first condensing pipe connected to the first refrigerating agent tank, the second refrigerating source comprises a second refrigerating agent tank and a second condensing pipe connected to the second refrigerating agent tank, the first refrigerating agent tank is internally provided with a first refrigerating agent, the first refrigerating agent enters the first condensing pipe to circulate, the second refrigerating agent tank is internally provided with a second refrigerating agent, and the second refrigerating agent enters the second condensing pipe to circulate;
the inner machine comprises an evaporator, a gas pipeline is arranged on the evaporator, a water receiver is arranged in the inner machine, the gas pipeline is connected to one side of the water receiver, a condenser is arranged at the joint of the gas pipeline, the other side of the water receiver is connected with a first water flow pipeline, and the first water flow pipeline is connected to the spraying device;
the condensing plate is connected with a second water flow pipeline, and the second water flow pipeline is connected to the evaporator.
2. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the internal machine comprises an internal machine fan, a liquid storage device, a control box and a fluid pump system, wherein the internal machine fan is arranged above the evaporator, and the liquid storage device and the fluid pump system are arranged below the evaporator.
3. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the second water flow pipeline is connected above the evaporator, and the gas pipeline is connected below the evaporator.
4. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the condensing plate is provided with a groove water accumulation port, and the second water flow pipeline is connected to the groove water accumulation port.
5. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: an air inlet plate is arranged on the side face of the cooling tower, and the air inlet plate is arranged on one side of the refrigerating device.
6. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the pipeline extends from the inner machine to the outer machine and is arranged on the outer surface of the cooling tower, and the pipeline is also provided with a pump.
7. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the air draft device comprises a motor, a net cover, a transmission mechanism and fan blades, wherein the net cover is arranged on the fan blades, the transmission mechanism is arranged on the net cover, and the transmission mechanism is connected with the motor and the fan blades.
8. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the first refrigerant is a freon refrigerant.
9. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the second refrigerant is an ethylene glycol refrigerant.
10. The machine room air conditioner split machine with double refrigeration sources according to claim 1, wherein: the first condenser pipe is connected with the first compressor, the evaporator and the expansion valve once after coming out of the first refrigerant tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223338269.XU CN219300913U (en) | 2022-12-12 | 2022-12-12 | Machine room air conditioner split machine with double refrigeration sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223338269.XU CN219300913U (en) | 2022-12-12 | 2022-12-12 | Machine room air conditioner split machine with double refrigeration sources |
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| Publication Number | Publication Date |
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| CN219300913U true CN219300913U (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223338269.XU Active CN219300913U (en) | 2022-12-12 | 2022-12-12 | Machine room air conditioner split machine with double refrigeration sources |
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| CN (1) | CN219300913U (en) |
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- 2022-12-12 CN CN202223338269.XU patent/CN219300913U/en active Active
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