CN111059643A - Outdoor unit of air conditioner and air conditioner - Google Patents
Outdoor unit of air conditioner and air conditioner Download PDFInfo
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- CN111059643A CN111059643A CN201911225215.2A CN201911225215A CN111059643A CN 111059643 A CN111059643 A CN 111059643A CN 201911225215 A CN201911225215 A CN 201911225215A CN 111059643 A CN111059643 A CN 111059643A
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- air conditioner
- auxiliary evaporator
- outdoor unit
- water
- air
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- 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
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- 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
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
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- 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
- F24F1/20—Electric components for separate outdoor units
- F24F1/22—Arrangement or mounting thereof
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- 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
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- 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
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Humidification (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 relates to the technical field of air conditioners, in particular to an outdoor unit of an air conditioner and the air conditioner. An outdoor unit of an air conditioner, comprising: a throttling device; the auxiliary evaporator is connected with the throttling device; the water storage device is suitable for storing condensed water generated by the auxiliary evaporator; the water storage device comprises a water outlet which is suitable for being communicated with an indoor unit of the air conditioner. Refrigerant after throttling through throttling arrangement in the air conditioner can with the outdoor air heat transfer in the auxiliary evaporator, the refrigerant evaporates the heat absorption in the auxiliary evaporator, form the comdenstion water on the auxiliary evaporator when making outdoor air flow through the auxiliary evaporator, through setting up the comdenstion water that the auxiliary evaporator of water storage device storage produced, and lead to the indoor unit of air conditioner with the comdenstion water, provide the water source to the indoor unit of air conditioner, make both can not occupy the indoor space when air conditioner cooperation humidification function, owing to only increase an auxiliary evaporator more at the outdoor unit again, make the overall structure of air conditioner simpler.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an outdoor unit of an air conditioner and the air conditioner.
Background
With the development of society, air conditioners are more and more widely applied to the production and life of people. However, the air conditioner sometimes causes the indoor air to be dry, so that a user needs to additionally arrange a humidifier or place a basin indoors for relieving, the user is inconvenient to use, and the indoor space is occupied.
The prior art discloses an air conditioner with a humidifying function, which is characterized in that a humidifying module is arranged on an outdoor unit of the air conditioner, the humidifying module comprises a shell, a water collecting system and a water discharging system, an air supply module is arranged on an indoor unit of the air conditioner, the air supply module comprises a tubular shell, a supporting pipe, an air inlet hole and an air outlet hole, the air supply module is connected with the humidification module through a connecting pipe, in the working process, when outdoor air passes through the water collecting rotary disc of the water collecting system, the water collecting rotary disc can fully absorb moisture in the air, then when the part of the water collecting rotary disc absorbing the water rotates to a drainage system, the air heated by the heating part passes through the water collecting rotary disc to evaporate the water on the water collecting rotary disc, therefore, the moist air flow is introduced into the air supply module through the water discharge air outlet and the connecting pipe, and is further discharged to the indoor through the air outlet hole to humidify the indoor air. However, the air conditioner needs to be additionally provided with the humidifying module and the air supply module, so that the overall structure of the air conditioner is complex.
Disclosure of Invention
Therefore, the present invention is directed to overcome the defects of the prior art that the air conditioner occupies an indoor space and has a complicated structure when being matched with a humidification function, and thereby, an outdoor unit of the air conditioner and an air conditioner with a humidification function, which do not occupy the indoor space and have a simple structure, are provided.
An outdoor unit of an air conditioner, comprising:
a throttling device;
the auxiliary evaporator is connected with the throttling device;
the water storage device is suitable for storing the condensed water generated by the auxiliary evaporator; the water storage device comprises a water outlet, and the water outlet is suitable for being communicated with an indoor unit of the air conditioner.
The condenser is arranged at intervals with the auxiliary evaporator.
Still include the fan, with auxiliary evaporator interval sets up.
And the heat exchange surface of the auxiliary evaporator and the heat exchange surface of the condenser of the air conditioner are both perpendicular to the rotating shaft of the fan.
In the airflow flowing direction, the auxiliary evaporator is arranged between the blades of the fan and the condenser.
Fins are arranged outside the heat exchange tubes of the auxiliary evaporator.
And hydrophilic structures are arranged on the fins.
The air conditioner further comprises a support, wherein the auxiliary evaporator, the condenser of the air conditioner and the fan are fixedly connected to the support.
The auxiliary evaporator is arranged in the throttling device, and the auxiliary evaporator is arranged in the throttling device.
The controller is electrically connected with the valve and is suitable for controlling the opening degree of the valve.
Still include the three-way valve, the entry of three-way valve with throttling arrangement's exit linkage, the first export of three-way valve with the entry linkage of auxiliary evaporator, the second export of three-way valve be suitable for with the entry linkage of the indoor evaporator of air conditioner.
The water storage device is arranged below the auxiliary evaporator.
The air conditioner also comprises a water drainage pipe, one end of the water drainage pipe is connected with the water drainage port, and the other end of the water drainage pipe is suitable for being connected with an indoor unit of the air conditioner.
The water discharge pipe is connected with a water pump or a siphon pipe.
An air conditioner comprises the outdoor unit.
The technical scheme of the invention has the following advantages:
1. the outdoor unit of the air conditioner provided by the invention has the advantages that the auxiliary evaporator is arranged on the outdoor unit of the air conditioner and is connected with the throttling device of the air conditioner, so that the refrigerant throttled by the throttling device in the air conditioner can exchange heat with outdoor air in the auxiliary evaporator, the refrigerant evaporates and absorbs heat in the auxiliary evaporator, condensed water is formed on the auxiliary evaporator when outdoor air flows through the auxiliary evaporator, the condensed water generated by the auxiliary evaporator is stored by the water storage device and is communicated to the indoor unit of the air conditioner through the water outlet of the water storage device, water is provided for the indoor unit of the air conditioner to humidify the indoor air, the air conditioner does not occupy indoor space when being matched with a humidifying function, and the water can be provided for the indoor unit of the air conditioner by only adding one auxiliary evaporator to the outdoor unit, the whole structure of the air conditioner is simpler.
2. According to the outdoor unit of the air conditioner, the condenser and the auxiliary evaporator of the air conditioner are arranged at intervals, so that outdoor air can flow through the condenser and the auxiliary evaporator, the situation that the outdoor air cannot flow through the auxiliary evaporator when the condenser and the auxiliary evaporator are arranged in an interference mode is avoided, the outdoor air can be condensed into water, and a water source is provided for indoor humidification.
3. According to the outdoor unit of the air conditioner, the fan is arranged at an interval with the auxiliary evaporator, so that the flow of outdoor air flowing through the auxiliary evaporator can be increased by the fan, more outdoor air is condensed into water, and the condensing efficiency of the outdoor air is improved.
4. According to the outdoor unit of the air conditioner, the heat exchange surface of the auxiliary evaporator and the heat exchange surface of the condenser of the air conditioner are both arranged to be perpendicular to the rotating shaft of the fan, so that more outdoor air extracted by the fan can pass through the heat exchange surfaces of the auxiliary evaporator and the condenser, more outdoor air can exchange heat with the auxiliary evaporator, and more condensed water is formed on the auxiliary evaporator.
5. According to the outdoor unit of the air conditioner, the auxiliary evaporator is arranged between the blades of the fan and the condenser in the airflow flowing direction, so that outdoor air extracted by the fan can flow through the auxiliary evaporator after passing through the condenser, even if the outdoor air exchanges heat with the condenser to absorb heat and raise temperature, and then flows through the auxiliary evaporator to be condensed, condensation of the outdoor air can be improved, and more water sources can be provided for the indoor unit.
6. According to the outdoor unit of the air conditioner, the fins are arranged outside the heat exchange tubes of the auxiliary evaporator, so that the heat exchange area between outdoor air and the heat exchange tubes of the auxiliary evaporator can be increased, the heat exchange efficiency between the outdoor air and a refrigerant in the heat exchange tubes is improved, and further more condensed water can be formed on the auxiliary evaporator by the outdoor air.
7. According to the outdoor unit of the air conditioner, the hydrophilic structure is arranged on the fins, so that condensed water can flow downwards well, the condensed water is prevented from being adhered to the surfaces of the fins to form a water curtain or a water bridge to influence heat exchange, and meanwhile, the condensed water is convenient to collect.
8. According to the outdoor unit of the air conditioner, the auxiliary evaporator, the condenser and the fan are arranged on the same support, so that the overall structure of the outdoor unit of the air conditioner is compact and the size of the outdoor unit of the air conditioner is small.
9. The outdoor unit of the air conditioner provided by the invention has the advantages that the valve is arranged between the throttling device and the auxiliary evaporator, so that a user can control the auxiliary evaporator according to actual needs, if water is needed to be supplied to the indoor unit, the valve is opened to open the auxiliary evaporator to generate condensed water, and when the water is not needed to be supplied to the indoor unit, the valve can be closed to not start the auxiliary evaporator, so that the normal use of the air conditioner is not influenced.
10. The outdoor unit of the air conditioner provided by the invention is electrically connected with the valve through the controller, so that the control of the valve is fully automatic, the opening of the valve can be automatically controlled when the auxiliary evaporator works, and enough refrigerant can exchange heat with outdoor air by regulating the flow of the refrigerant flowing through the auxiliary evaporator, thereby ensuring the condensation efficiency of the outdoor air.
11. According to the outdoor unit of the air conditioner, the water storage device is arranged below the auxiliary evaporator, so that all condensed water formed on the auxiliary evaporator can flow into the water storage device under the action of gravity, and the effect of collecting the condensed water on the auxiliary evaporator is improved.
12. According to the outdoor unit of the air conditioner, the water pump or the siphon is connected to the drain pipe, so that the condensed water of the outdoor unit can well flow to the indoor unit, and the conveying efficiency of the condensed water is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of an outdoor unit of an air conditioner of the present invention;
fig. 2 is a schematic view showing a structure of a gas flow direction of an outdoor unit of an air conditioner according to the present invention;
description of reference numerals:
1-a throttling device; 2-auxiliary evaporator; 3, a water storage device; 4-a condenser; 5, a fan; 6-a scaffold; 7-valve.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 2, the present embodiment provides an outdoor unit of an air conditioner, including: a throttling device 1, an auxiliary evaporator 2 and a water storage device 3.
The auxiliary evaporator 2 is connected with the throttling device 1; a water storage means 3 adapted to store the condensed water generated by the auxiliary evaporator 2; the water storage means 3 includes a drain port adapted to communicate with an indoor unit of the air conditioner.
By arranging the auxiliary evaporator 2 at the outdoor unit of the air conditioner, the auxiliary evaporator 2 is connected with the throttling device 1 of the air conditioner, so that the refrigerant throttled by the throttling device 1 in the air conditioner can exchange heat with the outdoor air in the auxiliary evaporator 2, the refrigerant evaporates and absorbs heat in the auxiliary evaporator 2, and condensed water is formed on the auxiliary evaporator 2 when the outdoor air flows through the auxiliary evaporator 2, the water storage device 3 is arranged to store the condensed water generated by the auxiliary evaporator 2, the condensed water is communicated to the indoor unit of the air conditioner through the water outlet of the water storage device 3, the indoor unit of the air conditioner is provided with a water source for humidifying the indoor air, so that the air conditioner can not occupy the indoor space when being matched with the humidifying function, and the water source can be provided for humidifying the indoor unit of the air conditioner only by additionally arranging one auxiliary evaporator 2 on the outdoor unit, so that the whole structure of the air conditioner is simpler.
The throttle device 1 may have various specific forms, and the throttle device 1 in this embodiment is a capillary tube. As an alternative embodiment, the throttle device 1 may be an electronic expansion valve or a thermostatic expansion valve.
As shown in fig. 1, the outdoor unit in this embodiment further includes a condenser 4 disposed at a distance from the auxiliary evaporator 2. Set up through the condenser 4 with the 2 intervals of auxiliary evaporator of air conditioner for outdoor air can flow through condenser 4, can flow through auxiliary evaporator 2 again, when having prevented that condenser 4 and auxiliary evaporator 2 from setting up the interference, outdoor air can't flow through auxiliary evaporator 2, has guaranteed that outdoor air can condense to water, provides the water source for indoor humidification.
The outdoor unit in this embodiment further includes a fan 5 disposed at an interval from the auxiliary evaporator 2. Through setting up fan 5, set up with auxiliary evaporator 2 interval for fan 5 can increase the flow of the outdoor air of auxiliary evaporator 2 of flowing through, makes more outdoor air condensation be water, improves the condensation efficiency of outdoor air. Specifically, fan 5 in this embodiment is axial fan, locates the heat transfer face side of auxiliary evaporator 2 for the outdoor air homoenergetic that fan 5 drove can flow through the heat transfer face of auxiliary evaporator 2, reinforcing heat transfer effect. As an alternative embodiment, the fan 5 may not be provided, and the heat exchange with the auxiliary evaporator 2 and the condenser 4 may be performed by a natural flow of the outdoor air. As an alternative embodiment, the positional relationship between the fan 5 and the auxiliary evaporator 2 may be set according to actual conditions.
In this embodiment, the heat exchange surface of the auxiliary evaporator 2 and the heat exchange surface of the condenser 4 of the air conditioner are both perpendicular to the rotating shaft of the fan 5. The heat exchange surface of the auxiliary evaporator 2 and the heat exchange surface of the condenser 4 of the air conditioner are both arranged to be perpendicular to the rotating shaft of the fan 5, so that the outdoor air extracted by the fan 5 can be more heat exchange surfaces of the auxiliary evaporator 2 and the condenser 4, more outdoor air can exchange heat with the auxiliary evaporator 2, and more condensate water is formed on the auxiliary evaporator 2. As an alternative embodiment, both the heat exchange surface of the auxiliary evaporator 2 and the heat exchange surface of the condenser 4 of the air conditioner may be disposed at other angles to the rotation axis of the fan 5.
As shown in fig. 2, in order to enhance the condensation effect, the auxiliary evaporator 2 is provided between the blades of the fan 5 and the condenser 4 in the airflow flowing direction. Through on the air current flow direction, locate between fan 5's blade and condenser 4 with auxiliary evaporator 2 for the outdoor air of fan 5 extraction can be earlier through condenser 4 and then flow through auxiliary evaporator 2, even outdoor air earlier with condenser 4 heat transfer heat absorption intensification back, flow through auxiliary evaporator 2 condensation again, can improve the condensation of outdoor air, guarantee to provide more water source for the indoor unit. As an alternative embodiment, the condenser 4 may be arranged between the auxiliary evaporator 2 and the blades of the fan 5 in the direction of the flow of the air stream.
In order to enhance the heat exchange effect, fins are arranged outside the heat exchange tube of the auxiliary evaporator 2 in this embodiment. Specifically, the extending direction of the fins on the heat exchange tubes in the present embodiment is parallel to the airflow flowing direction. The fins are arranged outside the heat exchange tubes of the auxiliary evaporator 2, so that the heat exchange area of outdoor air and the heat exchange tubes of the auxiliary evaporator 2 can be increased, the heat exchange efficiency of the outdoor air and refrigerants in the heat exchange tubes is improved, and further more condensed water can be formed on the auxiliary evaporator 2 by the outdoor air.
The fin in this embodiment is provided with a hydrophilic structure. In particular, the hydrophilic structure is a hydrophilic membrane. Through set up hydrophilic structure on the fin for the comdenstion water can be better downward flow, prevents that the comdenstion water adhesion from forming water curtain or water bridge influence heat transfer on the fin surface, is convenient for simultaneously to the collection of comdenstion water. As an alternative embodiment, the fin may not be provided with a hydrophilic structure.
As shown in fig. 1, the outdoor unit in this embodiment further includes a bracket 6, and the auxiliary evaporator 2, the condenser 4 of the air conditioner, and the fan 5 are fixedly connected to the bracket 6. The auxiliary evaporator 2, the condenser 4 and the fan 5 are all arranged on the same bracket 6, so that the overall structure of the outdoor unit of the air conditioner is compact and the volume is small. As an alternative embodiment, a plurality of racks may be provided, and the auxiliary evaporator 2, the condenser 4 and the fan 5 may be provided separately for each rack.
The outdoor unit in this embodiment further comprises a valve 7, which is arranged between the throttling device 1 and the auxiliary evaporator 2. Through setting up valve 7 between throttling arrangement 1 and auxiliary evaporator 2 for the user can control auxiliary evaporator 2 according to actual need, when providing the water source for the indoor unit as required, reopen valve 7 and open auxiliary evaporator 2 and produce the comdenstion water, when need not provide the water source for the indoor unit, can close valve 7 and do not start auxiliary evaporator 2, and then do not influence the normal use of air conditioner.
The outdoor unit in this embodiment further comprises a controller electrically connected to the valve 7 and adapted to control the opening of the valve 7. Through setting up the controller, be connected with valve 7 electricity for valve 7's control full automatization, and at auxiliary evaporator 2 during operation, also can automatic control valve 7's aperture, through adjusting the refrigerant flow of flowing through auxiliary evaporator 2, guarantee sufficient refrigerant can with the outdoor air heat transfer, and then guarantee outdoor air's condensation efficiency. As an alternative embodiment, the valve 7 may be manually controlled without providing a controller.
The outdoor unit in this embodiment further includes a three-way valve, an inlet of which is connected to an outlet of the throttling device 1, a first outlet of which is connected to an inlet of the auxiliary evaporator 2, and a second outlet of which is adapted to be connected to an inlet of an indoor evaporator of the air conditioner. As an alternative embodiment, a liquid separator may be used instead of the three-way valve.
The water storage device 3 in this embodiment is provided below the auxiliary evaporator 2. Specifically, the water storage device 3 in this embodiment is a water storage tank. By arranging the water storage device 3 below the auxiliary evaporator 2, all condensed water formed on the auxiliary evaporator 2 can flow into the water storage device 3 under the action of gravity, and the effect of collecting the condensed water on the auxiliary evaporator 2 is improved. As an alternative embodiment, the water storage device 3 may be provided on the auxiliary evaporator 2 at a position close to the lower end of the auxiliary evaporator 2. As an alternative embodiment, the water storage device 3 may be a water storage box.
The outdoor unit in this embodiment further includes a drain pipe having one end connected to the drain port and the other end adapted to be connected to an indoor unit of the air conditioner. Specifically, the siphon is connected to the drain pipe in this embodiment. The siphon pipe is connected to the drain pipe, so that condensed water of the outdoor unit can well flow to the indoor unit, and the conveying efficiency of the condensed water is improved. As an alternative embodiment, a water pump may be used instead of a siphon to provide power for the water transport. In an alternative embodiment, the drain pipe may be provided with a water pump or a siphon pipe, and the condensed water outside the room may be directly delivered to the room by a difference in height between the outdoor unit and the indoor unit.
The embodiment also provides an air conditioner, which comprises the outdoor unit.
The air conditioner in the embodiment comprises an indoor unit and an outdoor unit, wherein the indoor unit comprises an indoor evaporator, a humidifying device and a filter screen automatic cleaning device, and the outdoor unit comprises the structure and a compressor; the auxiliary evaporator 2 is arranged outdoors, collect moisture in outdoor air, and the volume of the auxiliary evaporator 2 is far smaller than that of the condenser 4, so that the increased auxiliary evaporator 2 can be placed in the gap between the blade of the fan 5 and the condenser 4, and the volume of the outdoor unit can not be increased independently, and the other end of the drain pipe of the outdoor unit is connected with the water tank in the humidifying device and the automatic cleaning device of the filter screen, so that outdoor condensed water can be used as a water source for indoor humidification and the automatic cleaning filter screen or the indoor evaporator.
In the operation process of the air conditioner, after passing through the throttling device 1, the refrigerant flows to the indoor evaporator on one hand and flows to the auxiliary evaporator 2 outside the room on the other hand, wherein a flow path flowing to the auxiliary evaporator 2 is provided with a switch valve 7, the valve 7 is opened when the condensed water needs to be collected, and the valve 7 is closed when the condensed water does not need to be collected; the fan 5 of the outdoor unit can bring a large amount of flowing gas when running, the auxiliary evaporator 2 is arranged in a fin form, the fins are parallel to the gas flowing direction, the contact area of gas flow and the fins is increased, and the yield of condensed water is increased; hydrophilic films are plated on the surfaces of the fins of the auxiliary evaporator 2 to ensure that water drops on the surfaces of the fins can fall down in time and are collected in the water storage tank, and a water film or a water bridge cannot be formed on the surfaces of the fins to influence heat exchange.
The temperature sensing bags are arranged on the heat exchange tube and the outer side environment of the auxiliary evaporator 2 and connected with the controller, so that the surface temperature and the environment temperature of the heat exchange tube can be obtained in real time, automatic control systems such as remote control, program control and computer control are easily realized, the opening and closing of a switch valve body of the small evaporator of the outer machine and the flow control of a refrigerant are accurately controlled, and when the outer side environment temperature is high and the tube temperature is high, the switch valve body is opened, and the flow of the refrigerant is increased; when the outside environment temperature is low and the pipe temperature is low, the switch valve body is closed, the refrigerant flow is reduced, and the auxiliary evaporator 2 can be ensured to have the surface temperature lower than the corresponding dew point temperature under the current atmospheric pressure and the dry bulb temperature, so that the condensed water can be continuously formed on the surface of the auxiliary evaporator, the influence of humidity is basically avoided, and the water can be still provided under the drying condition.
Through test verification and estimation, the air quantity of an external machine is 600m at the dry bulb temperature of 27 ℃, the relative humidity of 60 percent and under the standard atmospheric pressure3Under the condition of/h, the surface area of the heat exchange surface of the auxiliary evaporator 2 is 6000mm2Can generate 100-120 ml/h condensed water, and can meet the general humidification requirement. In addition, when humidification is not needed, liquid water collected by the water storage tank can be used for a filter screen on the indoor side of an air conditioner or an automatic cleaning device of an indoor evaporator.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (15)
1. An outdoor unit of an air conditioner, comprising:
a throttle device (1);
the auxiliary evaporator (2) is connected with the throttling device (1);
a water storage device (3) adapted to store condensed water produced by the auxiliary evaporator (2); the water storage device (3) comprises a water outlet which is suitable for being communicated with an indoor unit of the air conditioner.
2. Outdoor unit of air conditioner according to claim 1, characterized by further comprising a condenser (4) spaced from the auxiliary evaporator (2).
3. An outdoor unit of an air conditioner according to claim 1, further comprising a fan (5) provided at a distance from the auxiliary evaporator (2).
4. Outdoor unit of air conditioner according to claim 3, characterized in that the heat exchange surface of the auxiliary evaporator (2) and the heat exchange surface of the condenser (4) of the air conditioner are both arranged perpendicular to the rotation axis of the fan (5).
5. Outdoor unit of air conditioner according to claim 4, characterized in that the auxiliary evaporator (2) is provided between the blades of the fan (5) and the condenser (4) in the air flow direction.
6. Outdoor unit of air conditioner according to any of claims 1-5, characterized in that fins are provided outside the heat exchange tubes of the auxiliary evaporator (2).
7. An outdoor unit of an air conditioner according to claim 6, wherein said fin is provided with a hydrophilic structure.
8. An outdoor unit of an air conditioner according to any one of claims 3-5, further comprising a bracket (6), wherein the auxiliary evaporator (2), the condenser (4) of the air conditioner and the fan (5) are fixedly connected to the bracket (6).
9. Outdoor unit of air-conditioner according to any of claims 1-5, characterized in that it further comprises a valve (7) arranged between the throttling device (1) and the auxiliary evaporator (2).
10. Outdoor unit of air conditioner according to claim 9, characterized by further comprising a controller electrically connected to said valve (7) and adapted to control the opening of said valve (7).
11. An outdoor unit of an air conditioner according to any one of claims 1-5, characterized by further comprising a three-way valve, an inlet of which is connected with an outlet of the throttling device (1), a first outlet of which is connected with an inlet of the auxiliary evaporator (2), and a second outlet of which is adapted to be connected with an inlet of an indoor evaporator of the air conditioner.
12. Outdoor unit of air conditioner according to any of claims 1-5 characterized in that the water storage means (3) is provided below the auxiliary evaporator (2).
13. An outdoor unit of an air conditioner according to any one of claims 1 to 5, further comprising a drain pipe having one end connected to the drain port and the other end adapted to be connected to an indoor unit of the air conditioner.
14. An outdoor unit of an air conditioner according to claim 13, wherein a water pump or a siphon is connected to the drain pipe.
15. An air conditioner characterized by comprising an outdoor unit according to any one of claims 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225215.2A CN111059643A (en) | 2019-12-03 | 2019-12-03 | Outdoor unit of air conditioner and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225215.2A CN111059643A (en) | 2019-12-03 | 2019-12-03 | Outdoor unit of air conditioner and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111059643A true CN111059643A (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911225215.2A Pending CN111059643A (en) | 2019-12-03 | 2019-12-03 | Outdoor unit of air conditioner and air conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032851A (en) * | 2020-08-27 | 2020-12-04 | 珠海格力电器股份有限公司 | Humidifying equipment and control method and device thereof |
| CN112128854A (en) * | 2020-09-14 | 2020-12-25 | 海信（山东）空调有限公司 | Air conditioning system and control method |
| CN113531671A (en) * | 2021-07-13 | 2021-10-22 | 珠海格力电器股份有限公司 | Integrated outdoor unit and air conditioner |
-
2019
- 2019-12-03 CN CN201911225215.2A patent/CN111059643A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032851A (en) * | 2020-08-27 | 2020-12-04 | 珠海格力电器股份有限公司 | Humidifying equipment and control method and device thereof |
| CN112128854A (en) * | 2020-09-14 | 2020-12-25 | 海信（山东）空调有限公司 | Air conditioning system and control method |
| CN113531671A (en) * | 2021-07-13 | 2021-10-22 | 珠海格力电器股份有限公司 | Integrated outdoor unit and air conditioner |
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