CN211781449U - Air conditioner dehumidification system capable of keeping constant temperature - Google Patents
Air conditioner dehumidification system capable of keeping constant temperature Download PDFInfo
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- CN211781449U CN211781449U CN202020265272.5U CN202020265272U CN211781449U CN 211781449 U CN211781449 U CN 211781449U CN 202020265272 U CN202020265272 U CN 202020265272U CN 211781449 U CN211781449 U CN 211781449U
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Abstract
The utility model discloses an air-conditioning dehumidification system keeping constant temperature, a compressor, an indoor machine heat exchanger, a first throttling element and an outdoor machine heat exchanger are sequentially communicated to form an air-conditioning refrigeration system, wherein, the indoor machine heat exchanger is divided into two systems which are directly communicated through a conversion device; when the conversion device is closed, the two systems of the indoor heat exchanger are integrally used as evaporators, and when the conversion device is opened, the two systems of the indoor heat exchanger are respectively used as an evaporator and a condenser. The utility model can be used as a system to participate in the refrigeration and heating functions of the air conditioner during normal use; under the dehumidification function, a part of heat exchangers are used as evaporators to perform refrigeration and dehumidification functions, and the rest of heat exchangers are used as a part of condensers to participate in heat release together with outdoor condensers to perform heating balance to perform refrigeration sensible heat reduction part of the evaporators; the function of no change of indoor temperature is achieved.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to a keep homothermal air conditioner dehumidification system.
Background
The existing air conditioning systems all have a dehumidification function, and the dehumidification mode is the same as the refrigeration mode; the difference is that the indoor machine starts a low damper, and the compressor and the indoor fan start for several minutes and stop for several minutes; in this system, dehumidification of the room can be performed, but when cooling the room, latent heat in the room (reduction in humidity) is reduced and sensible heat in the room (reduction in temperature) is also reduced, which causes discomfort.
Based on this, an air conditioning dehumidification system keeping constant temperature is researched, and the temperature balance in the dehumidification process is realized and the comfort of a user is improved by dividing the evaporator (heat exchanger) of the indoor unit into two systems and performing balanced heating compensation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a keep homothermal air conditioner dehumidification system is provided, divide into two systems and carry out balanced heating compensation through the (heat exchanger) evaporimeter with the indoor set, realized the temperature balance of dehumidification process, improved user's travelling comfort.
The utility model discloses a following technical scheme solves above-mentioned technical problem:
an air conditioner dehumidification method for keeping constant temperature comprises the following steps:
s1, dividing a heat exchanger of the indoor unit into two systems;
s2, the two systems are connected through a conversion device;
s3, when heating or cooling normally, closing the conversion device, and using the two systems for the condenser or the evaporator simultaneously;
and S4, when dehumidification is carried out, the conversion device is turned on, the two systems are respectively converted into a condenser and an evaporator for use, and the heat quantity of the condenser part is equal to the heat quantity of the sensible heat part with reduced dehumidification, so that the dehumidification process is kept and the temperature is unchanged.
As one of the preferable modes of the present invention, the switching device includes a solenoid valve and a throttling element, and the solenoid valve and the throttling element are directly connected in parallel between the two systems.
In a preferred embodiment of the present invention, the throttling element is an electronic expansion valve or a capillary tube.
As one preferable mode of the present invention, when the solenoid valve is opened, the refrigerant passes through the solenoid valve, and the throttling element does not function; when the electromagnetic valve is closed, the refrigerant circulates from the throttling element, so that the area of the indoor unit heat exchanger is reduced, and the rest part is used as the part of the outdoor heat exchanger.
The utility model also discloses an air-conditioning dehumidification system for keeping constant temperature, which comprises a compressor, an indoor machine heat exchanger, an outdoor machine heat exchanger, a conversion device and a first throttling element; the compressor, the indoor machine heat exchanger, the first throttling element and the outdoor machine heat exchanger are sequentially communicated to form an air-conditioning refrigeration system, wherein the indoor machine heat exchanger is divided into two systems which are directly communicated through a conversion device; when the conversion device is closed, the two systems of the indoor heat exchanger are integrally used as evaporators, and when the conversion device is opened, the two systems of the indoor heat exchanger are respectively used as an evaporator and a condenser.
As one of the preferable modes of the present invention, the switching device includes a solenoid valve and a second throttling element, and the solenoid valve and the second throttling element are directly connected in parallel with each other between the two systems.
In a preferred embodiment of the present invention, the first throttling element and the second throttling element are both electronic expansion valves or capillary tubes.
As one preferable mode of the present invention, when the solenoid valve is opened, the refrigerant passes through the solenoid valve, and the second throttling element does not function; when the electromagnetic valve is closed, the refrigerant circulates from the second throttling element, so that the refrigerating effect of the heat exchanger of the indoor unit is reduced.
The utility model discloses compare prior art's advantage and lie in: the utility model divides the evaporator of the indoor machine (heat exchanger) into two systems by using the existing air conditioning system, and the two systems can also be used as one system to participate in the refrigeration and heating functions of the air conditioner during normal use; under the dehumidification function, a part of heat exchangers are used as evaporators to perform refrigeration and dehumidification functions, and the rest of heat exchangers are used as a part of condensers to participate in heat release together with outdoor condensers to perform heating balance to perform refrigeration sensible heat reduction part of the evaporators; the function of no change of indoor temperature is achieved.
Drawings
Fig. 1 is a schematic structural view of an air conditioning and dehumidifying system (refrigeration system) for maintaining a constant temperature in an embodiment;
FIG. 2 is a schematic diagram of a system flow direction structure in a cooling mode of an air conditioning and dehumidifying system for maintaining a constant temperature in an embodiment;
fig. 3 is a schematic diagram of a system flow structure in a dehumidification mode of an air conditioning dehumidification system for maintaining a constant temperature in an embodiment.
In the figure, 1 is an indoor unit heat exchanger; 2, an evaporator I of the indoor unit heat exchanger; a second heat exchanger of the indoor unit is 3; 4 is a second throttling element; 5 is an electromagnetic valve (normally open type); 6 is a first throttling element; 7 is an outdoor heat exchanger (condenser); and 8 is a compressor.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
The air conditioner dehumidification method for keeping constant temperature comprises the following steps:
s1, dividing a heat exchanger of the indoor unit into two systems;
s2, the two systems are connected through a conversion device;
s3, when heating or cooling normally, closing the conversion device, and using the two systems for the condenser or the evaporator simultaneously;
and S4, when dehumidification is carried out, the conversion device is turned on, the two systems are respectively converted into a condenser and an evaporator for use, and the heat quantity of the condenser part is equal to the heat quantity of the sensible heat part with reduced dehumidification, so that the dehumidification process is kept and the temperature is unchanged.
It should be noted that, when the air conditioner is refrigerating, the heat exchanger of the indoor unit is an evaporator; when the air conditioner heats, the heat exchanger of the indoor unit is a condenser. In addition, in the embodiment, when dehumidification is performed, the refrigeration process of the air conditioner is continuously performed, and dehumidification reduces a part of temperature, so that a part of refrigeration effect of the heat exchanger of the indoor unit is eliminated through the conversion device to achieve dynamic balance and keep the temperature unchanged.
In the embodiment, the existing air conditioning system is utilized, the heat exchanger of the indoor unit is divided into two systems, and the two systems are used as one system to participate in the refrigeration and heating functions of the air conditioner during normal use; under the dehumidification function, a part of heat exchangers are used as evaporators to perform refrigeration and dehumidification functions, and the rest of heat exchangers are used as a part of condensers to participate in heat release together with outdoor condensers to perform heating balance to perform refrigeration sensible heat reduction part of the evaporators; the function of no change of indoor temperature is achieved.
Specifically, the switching device comprises a solenoid valve and a throttling element, and the solenoid valve and the throttling element are directly connected between the two systems in parallel.
Preferably, the throttling element is an electronic expansion valve or a capillary tube.
When the electromagnetic valve is opened, the refrigerant passes through the electromagnetic valve, and the throttling element does not work; when the electromagnetic valve is closed, the refrigerant circulates from the throttling element, so that the refrigerating area of the indoor unit heat exchanger is reduced, and the rest part is used as the part of the outdoor heat exchanger.
Example 2
Referring to FIGS. 1-3: the embodiment also discloses an air-conditioning dehumidification system capable of keeping constant temperature, which comprises a compressor 8, an indoor unit heat exchanger 1, an outdoor unit heat exchanger 7, a conversion device and a first throttling element 6; the compressor 8, the indoor unit heat exchanger 1, the first throttling element 6 and the outdoor unit heat exchanger 7 are sequentially communicated to form an air-conditioning refrigeration system, wherein the indoor unit heat exchanger 1 is divided into two systems which are directly communicated through a conversion device; when the conversion device is closed, the two systems of the indoor heat exchanger are integrally used as evaporators, and when the conversion device is opened, the two systems of the indoor heat exchanger are respectively used as a first evaporator 2 and a second indoor heat exchanger 3 (a condenser at this time) of the indoor heat exchanger.
It should be noted that, when the switching device of the system of this embodiment is turned on, the two systems of the indoor unit heat exchanger are respectively used as the evaporator and the condenser, so that a part of the refrigeration effect of the indoor unit heat exchanger is eliminated to achieve dynamic balance and keep the temperature unchanged.
Specifically, the switching device includes a solenoid valve 5 (normally open type) and a second throttling element 4, and the solenoid valve 5 and the second throttling element 4 are directly connected in parallel with each other between the two systems.
Preferably, the first throttling element 6 and the second throttling element 4 are both electronic expansion valves or capillary tubes.
It should be noted that when the solenoid valve 5 is opened, the refrigerant passes through the solenoid valve 5, and the second throttling element 4 is not activated; when the solenoid valve 5 is closed, the refrigerant circulates from the second throttling element 4, thereby reducing the cooling effect of the indoor unit heat exchanger 1.
The utility model discloses a theory of operation:
referring to fig. 2: when the refrigeration mode is started: the electromagnetic valve 5 is in a passage state, refrigerant flows through the electromagnetic valve 5, and the second throttling element 4 does not work, so that the first evaporator 2 and the second indoor heat exchanger 3 (the evaporator at this time) of the indoor heat exchanger are used as an evaporator as a whole;
referring to fig. 3: when the dehumidification mode is started: the electromagnetic valve 5 is in a closed state, the refrigerant flows through the second throttling element 4, at the moment, the second indoor heat exchanger 3 is a high-pressure part, the first evaporator 2 of the indoor heat exchanger is a low-pressure part, so that the first evaporator 2 of the indoor heat exchanger is an evaporator heat absorption part, the second indoor heat exchanger 3 is a condensation heat generation part, and the second throttling element 4 is adjusted, so that the second indoor heat exchanger 3 (condenser) can balance a sensible heat part absorbed by the first evaporator 2 of the indoor heat exchanger of the heat absorption part, the indoor temperature is unchanged, and the indoor constant temperature effect is achieved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. An air conditioner dehumidification system keeping constant temperature is characterized by comprising a compressor, an indoor unit heat exchanger, an outdoor unit heat exchanger, a conversion device and a first throttling element; the compressor, the indoor machine heat exchanger, the first throttling element and the outdoor machine heat exchanger are sequentially communicated to form an air-conditioning refrigeration system, wherein the indoor machine heat exchanger is divided into two systems which are directly communicated through a conversion device; when the conversion device is closed, the two systems of the indoor heat exchanger are integrally used as evaporators, and when the conversion device is opened, the two systems of the indoor heat exchanger are respectively used as an evaporator and a condenser.
2. An air conditioning and dehumidifying system as claimed in claim 1, wherein the switching means comprises a solenoid valve and a second throttling element, and the solenoid valve and the second throttling element are directly connected in parallel with each other between the two systems.
3. An air conditioning dehumidification system capable of maintaining constant temperature as claimed in any one of claims 1 to 2, wherein said first throttling element and said second throttling element are both electronic expansion valves or capillary tubes.
4. An air conditioning dehumidification system as set forth in claim 2 wherein when the solenoid valve is open, refrigerant passes from the solenoid valve and the second throttling element is inactive; when the electromagnetic valve is closed, the refrigerant circulates from the second throttling element, so that the refrigerating effect of the heat exchanger of the indoor unit is reduced.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020265272.5U CN211781449U (en) | 2020-03-05 | 2020-03-05 | Air conditioner dehumidification system capable of keeping constant temperature |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020265272.5U CN211781449U (en) | 2020-03-05 | 2020-03-05 | Air conditioner dehumidification system capable of keeping constant temperature |
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| CN211781449U true CN211781449U (en) | 2020-10-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237857A (en) * | 2020-03-05 | 2020-06-05 | 中国扬子集团滁州扬子空调器有限公司 | Air conditioner dehumidification method and system capable of keeping constant temperature |
| CN113959107A (en) * | 2021-10-09 | 2022-01-21 | 珠海格力电器股份有限公司 | Refrigerating system and control method |
-
2020
- 2020-03-05 CN CN202020265272.5U patent/CN211781449U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111237857A (en) * | 2020-03-05 | 2020-06-05 | 中国扬子集团滁州扬子空调器有限公司 | Air conditioner dehumidification method and system capable of keeping constant temperature |
| CN113959107A (en) * | 2021-10-09 | 2022-01-21 | 珠海格力电器股份有限公司 | Refrigerating system and control method |
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Address after: 239000 Shanghai North Road, Anhui, No. 588, No. Patentee after: Anhui Yangzi Air Conditioning Co., Ltd Address before: 239000 Shanghai North Road, Anhui, No. 588, No. Patentee before: CHINA YANGZI GROUP CHUZHOU YANGZI AIR CONDITIONER Co.,Ltd. |