CN117404718A - Water curtain spray type device for improving supercooling degree of condenser - Google Patents
Water curtain spray type device for improving supercooling degree of condenser Download PDFInfo
- Publication number
- CN117404718A CN117404718A CN202311441127.2A CN202311441127A CN117404718A CN 117404718 A CN117404718 A CN 117404718A CN 202311441127 A CN202311441127 A CN 202311441127A CN 117404718 A CN117404718 A CN 117404718A
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- CN
- China
- Prior art keywords
- water
- condenser
- water curtain
- curtain spray
- supercooling degree
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 146
- 239000007921 spray Substances 0.000 title claims abstract description 41
- 238000004781 supercooling Methods 0.000 title claims abstract description 29
- 238000005507 spraying Methods 0.000 claims description 26
- 239000011229 interlayer Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 abstract description 8
- 238000009833 condensation Methods 0.000 abstract description 7
- 230000005494 condensation Effects 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 description 5
- 101150006573 PAN1 gene Proteins 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/42—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/36—Drip trays for outdoor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention discloses a water curtain spray type device for improving supercooling degree of a condenser, which comprises a water receiving disc, a water storage tank, a water curtain spray device, a first water pump and a second water pump, wherein the water receiving disc is used for placing an evaporator, the water storage tank is used for placing the condenser, the water curtain spray device is arranged above the condenser, the first water pump is connected with the water receiving disc and the water curtain spray device, and the second water pump is connected with the water storage tank and the water curtain spray device. The invention can effectively solve the problem of low supercooling degree of air-cooled air conditioning equipment caused by high ambient temperature and insufficient actual condensation air quantity.
Description
Technical Field
The invention relates to the field of air conditioner condensers, in particular to a water curtain spray type device for improving the supercooling degree of a condenser.
Background
The condenser is an important component of a conventional refrigeration system, and the performance of the condenser directly influences the overall performance of the air conditioning unit. In the design of the air conditioner condenser, means such as allowance design, enhanced heat exchange and the like are generally adopted, and the design experience of the current mainstream air conditioner unit condenser is mature and reliable. Most of the conventional air conditioning units adopt a vapor compression refrigeration mode, the air of the refrigerator is cooled and condensed into saturated liquid after entering the condenser, and meanwhile, the condensation heat is released and taken away by the air flowing through the condenser, so that the heat exchange purpose is achieved. However, most condensers of the conventional vapor compression refrigerating unit adopt a condensing fan for condensation and temperature reduction, and in the use process, the condensers are easily influenced by the ambient temperature and the actual air quantity, so that the condensers are greatly limited in efficient use under different working conditions.
The Chinese patent application number is: 201910478467X, publication date is: 2019.06.03, the patent discloses a supercooling device and an air conditioning unit capable of improving supercooling degree, which comprises a box body with a refrigerant flow passage, and a plurality of baffles arranged on the refrigerant flow passage at intervals, wherein the multistage baffles are arranged, so that the pressure of fluid is suddenly reduced when the fluid passes through a flash hole with a suddenly increased cross-sectional area for a plurality of times, and the pressure of the fluid is evaporated into gas, thereby achieving the supercooling effect and gradually reducing the pressure drop of the fluid. The design can effectively improve the supercooling degree, but a plurality of baffles are needed to be matched, so that the pressure drop of fluid is gradually reduced, the design of light weight and microminiaturization cannot be realized, and the design has certain limitations.
The Chinese patent application number is: 201410550875.9, publication date: 2014.10.16, which comprises an outdoor unit and an indoor unit, eliminates the supercooling pipe of the condenser of the outdoor unit, and installs the supercooling pipe in the water pan below the evaporator of the indoor unit, so that the air conditioner can supercool the refrigerant through the condensed water of the indoor unit, thereby effectively improving the supercooling degree and further increasing the refrigerating capacity. However, the patent does not have the design of water leakage prevention for the water receiving tray and the supercooling pipe, and condensed water is easy to overflow out of the water receiving tray under the refrigeration field of the vehicle-mounted environment, so that the problems of water accumulation, water leakage and the like of the indoor unit are caused, and the problems of great limitation and risk are caused.
Disclosure of Invention
The invention provides a water curtain spray type device for improving the supercooling degree of a condenser, which aims to solve the problem that the condensation effect of air-cooled air conditioning equipment in the prior art is affected by the ambient temperature and the actual condensation air quantity, so that the condensation effect is poor.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a water curtain spray type improves device of condenser supercooling degree, includes water collector, storage water tank, water curtain spray set, first water pump and second water pump, and wherein the water collector is used for placing the evaporimeter of air conditioner, and the storage water tank is used for placing the condenser of air conditioner, water curtain spray set locates the condenser top, and water curtain spray set has a plurality of spray mouths, and each spray mouths is towards the condenser respectively, water collector is connected to first water pump entrance point, exit end connection water curtain spray set's entrance point, water tank, exit end connection water curtain spray set's entrance point are connected to the entrance point of second water pump.
Further, an insulating layer is attached to the side wall of the water receiving disc.
Further, the water storage tank is provided with an interlayer and is of a double-layer structure, and is arranged in an area right below the condenser. The water storage tank consists of an interlayer, a filter screen and a tank body. The interlayer is hollow.
Furthermore, the spray openings of the water curtain spray device are distributed in an array.
Furthermore, the spray opening of the water curtain spray device is an atomization nozzle.
The invention can effectively solve the problem of low supercooling degree of air-cooled air conditioning equipment caused by high ambient temperature and insufficient actual condensation air quantity, and has the following advantages compared with the prior art:
(1) The invention can fully utilize the condensed water of the evaporator, and send the condensed water of the evaporator into the water curtain spraying device to cool the condenser through the first water pump, so that the supercooling degree of the condenser can be reduced.
(2) The spray openings of the water curtain spray device are arranged in an array mode for spraying, so that the surface temperature of the condenser can be uniformly and effectively reduced, the water curtain spray device is fully contacted with the surface of the condenser fin, and the heat exchange efficiency is improved.
(3) The water storage tank with the sandwich structure can effectively recycle the condensed water cooled by the condenser, and can store certain condensed water. The water storage tank is of a double-layer structure and is arranged in the area right below the condenser. The water storage tank consists of an interlayer, a filter screen and a tank body. The interlayer is hollow. When the air conditioning system works, condensed water is sprayed to the condenser through a spray opening of the water curtain spray device, so that the condenser is supercooled and cooled. The water on the surface of the condenser flows downwards under the action of gravity, passes through the filter screen, enters the lower part of the interlayer and is stored in the area below the interlayer. When the air humidity is relatively low, the water pump 2 can be used for carrying out secondary circulation, so that the supercooling degree of the condenser is ensured.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of a water storage tank according to an embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and examples.
As shown in fig. 1, this embodiment discloses a device for improving supercooling degree of a condenser by water curtain spraying, which is used for supercooling and cooling a condenser 3 in an air conditioner, and comprises a water pan 1, a water storage tank 5, a water curtain spraying device 4, a first water pump 2 and a second water pump 6.
The water pan 1 is arranged below the evaporator 7 of the air conditioner, is used for placing the evaporator 7 of the air conditioner, and receives and accommodates condensed water generated on the surface of the evaporator 7 and flowing downwards by the water pan 1. The water storage tank 5 is arranged below the condenser 3 of the air conditioner and is used for placing the condenser 3 of the air conditioner.
The water curtain spraying device 4 is arranged above the condenser 3, two ends of the water curtain spraying device 4 are inlet ends, the bottom of the water curtain spraying device 4 is provided with a plurality of spraying ports, and each spraying port faces downwards to the condenser 3 respectively.
The inlet end of the first water pump 2 is communicated with the inside of the water receiving disc 1 through a hose, the outlet end of the first water pump 2 is connected with one inlet end of the water curtain spraying device 4 through a hose, condensed water generated on the surface of an evaporator contained in the water receiving disc 1 is sent into the water curtain spraying device 4 by the first water pump 2, and then sprayed to the condenser 3 through a spraying opening of the water curtain spraying device 4, so that supercooling cooling is carried out on the condenser 3. The water on the surface of the condenser 3 flows downwards into the water storage tank 5, and is contained and stored in the water storage tank 5.
The inlet end of the second water pump 6 is communicated with the water storage tank 5 through a hose, and the outlet end of the second water pump 6 is connected with the other inlet end of the water curtain spraying device 4 through a hose. The water stored in the water tank 5 can be fed into the water curtain spraying device 4 by the second water pump 5.
In this embodiment, the water collector 1 is a thermal insulation water collector with a thermal insulation layer on the side wall, and thermal insulation materials are attached to the surfaces of the first water pump 2 and the second water pump 6, so that the low temperature of condensed water is ensured, and the loss of cold is avoided.
In this embodiment, as shown in fig. 2, the water storage tank 5 is composed of an interlayer 5-1, a filter screen 5-2 and a tank body 5-3. The interlayer is hollow. When the air conditioning system works, condensed water is sprayed to the condenser 3 through a spray opening of the water curtain spray device 4, so that the condenser 3 is supercooled and cooled. The water on the surface of the condenser 3 flows downwards by gravity, passes through the filter screen 5-2, enters the lower part of the interlayer and is stored in the area below the interlayer.
In this embodiment, the spraying openings of the water curtain spraying device 4 are distributed in an array, for example, in a straight-line array arrangement and a zigzag array arrangement, the spraying amount is associated with the temperature and humidity sensor of the refrigerating system, and the spraying amount under different working conditions is correspondingly changed. The supercooling degree of the condenser under different working conditions is ensured. In addition, the spray opening is optimized to be an atomization spray opening, so that condensed water can be atomized and sprayed out, and as the water mist is easier to generate vaporization and heat absorption compared with spraying, the supercooling degree of the condenser is more effectively improved.
The working process of the embodiment is as follows:
in the standard working condition (35 ℃/wet bulb at the outdoor side 24 ℃ and 27 ℃/wet bulb at the indoor side 19 ℃) and after the condensed water of the evaporator 7 flows into the water receiving disc 1 below along the fins of the evaporator 7, the first water pump 2 sends the low-temperature condensed water of the water receiving disc 1 to the water curtain spraying device 4 along a hose, and the condensed water is uniformly sprayed onto the condenser 3 by the water curtain spraying device 4 to physically cool the condenser 3.
In the high-temperature working condition (the outdoor dry bulb is 55 ℃, the indoor dry bulb is 40 ℃/wet bulb is 28 ℃), when condensate water generated by the evaporator 7 is small, the water storage tank 5 and the second water pump 6 can be started to work, and at the moment, the second water pump 6 sends water stored in the water storage tank 5 and flowing down from the surface of the condenser to the water curtain spraying device 4, so that the supercooling degree under the high-temperature working condition is ensured.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, and the examples described herein are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. The individual technical features described in the above-described embodiments may be combined in any suitable manner without contradiction, and such combination should also be regarded as the disclosure of the present disclosure as long as it does not deviate from the idea of the present invention. The various possible combinations of the invention are not described in detail in order to avoid unnecessary repetition.
The present invention is not limited to the specific details of the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the protection scope of the present invention without departing from the scope of the technical concept of the present invention, and the technical content of the present invention is fully described in the claims.
Claims (5)
1. The utility model provides a device that water curtain spray type improves condenser supercooling degree, its characterized in that, including water collector, storage water tank, water curtain spray set, first water pump and second water pump, wherein the water collector is used for placing the evaporimeter of air conditioner, and the storage water tank is used for placing the condenser of air conditioner, water curtain spray set locates the condenser top, and water curtain spray set has a plurality of spray mouths, and each spray mouthful is towards the condenser respectively, water collector is connected to first water pump entrance point, exit end connection water curtain spray set's entrance point, storage water tank, exit end connection water curtain spray set's entrance point are connected to the entrance point of second water pump.
2. The apparatus for improving supercooling degree of a condenser according to claim 1, wherein a heat insulating layer is attached to a side wall of the water receiving tray.
3. The apparatus for increasing the supercooling degree of a condenser of claim 1, wherein said water storage tank has an interlayer.
4. The water curtain spraying type device for improving the supercooling degree of a condenser according to claim 1, wherein the spraying openings of the water curtain spraying device are distributed in an array.
5. The water curtain spray type device for improving the supercooling degree of a condenser according to claim 1, wherein the spray opening of the water curtain spray device is an atomization nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311441127.2A CN117404718A (en) | 2023-11-01 | 2023-11-01 | Water curtain spray type device for improving supercooling degree of condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311441127.2A CN117404718A (en) | 2023-11-01 | 2023-11-01 | Water curtain spray type device for improving supercooling degree of condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117404718A true CN117404718A (en) | 2024-01-16 |
Family
ID=89492313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311441127.2A Pending CN117404718A (en) | 2023-11-01 | 2023-11-01 | Water curtain spray type device for improving supercooling degree of condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117404718A (en) |
-
2023
- 2023-11-01 CN CN202311441127.2A patent/CN117404718A/en active Pending
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