CN114576741A - Building closed central air conditioner exhaust and water supplement system and method - Google Patents
Building closed central air conditioner exhaust and water supplement system and method Download PDFInfo
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- CN114576741A CN114576741A CN202210175609.7A CN202210175609A CN114576741A CN 114576741 A CN114576741 A CN 114576741A CN 202210175609 A CN202210175609 A CN 202210175609A CN 114576741 A CN114576741 A CN 114576741A
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/85—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using variable-flow pumps
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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
- F24F11/88—Electrical aspects, e.g. circuits
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Combustion & Propulsion (AREA)
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- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides a building closed central air-conditioning air-exhausting and water-supplementing system and an air-exhausting method, comprising an air-conditioning terminal device, an air-conditioning refrigeration outer machine, a water supply pipe, a water return pipe and a pump set, wherein two ends of the water supply pipe and the water return pipe are respectively communicated with the air-conditioning terminal device and the air-conditioning refrigeration outer machine to form a circulating water path, and the pump set is arranged on the water supply pipe; the water replenishing tank is arranged at a position higher than the circulating water path, the top of the water replenishing tank is communicated with an external water source, the bottom of the water replenishing tank is provided with a water replenishing pipe, and the water replenishing pipe extends downwards to be communicated with a water supply pipe; the upper side of the water return pipe is connected with an exhaust pipe, and the exhaust pipe extends upwards and is communicated with the top of the water replenishing tank; a first water valve is arranged at the communication position of the exhaust pipe and the water return pipe. The invention combines the air exhaust and the water supplement, can rapidly supplement water for the pipeline of the air conditioning system, simultaneously enables the water flow in the circulating pipeline and the supplementing water in the water supplement pipe to form circulation when the water is primarily filled, synchronously and rapidly exhausts the air when the water flow passes through the exhaust pipe, and has low integral cost of the equipment.
Description
Technical Field
The invention relates to the technical field of construction debugging of building air conditioners, in particular to an exhaust and water supplementing system and method for a closed central air conditioner of a building.
Background
In the construction and debugging stage of the building air conditioning system, when the pipeline connection of the air conditioning system is completed and the electrical equipment is checked, water needs to be filled into the pipeline, and the pipeline of the air conditioning system is communicated with a tap water pipeline during water filling. And the pump of the air conditioning system can not work when water is just filled, otherwise the pump unit is easily burnt out. After the water in the pipe is filled to above 70%, the pump can be started to start pressurizing the inside of the pipe, so that the air is further discharged.
In the pipeline of the air conditioning system, an exhaust valve is generally arranged at the high point of the pipeline for exhausting air, and when the air passes through the exhaust valve, a part of the air is exhausted, and the circulation is repeated for a plurality of times until the air is exhausted.
The exhaust valve has very limited exhaust volume, so that the pipeline of the system exhausts slowly in the early stage of water filling. After 70% of water is filled, because a pump of the air conditioning system starts to work and pressurize, a large number of fine bubbles appear in the air in the pipeline under the impact of water flow, the fine bubbles easily move fast along with the water flow and are not easy to be removed at an exhaust valve, so that the exhaust speed is limited, and finally, the air is difficult to be completely discharged.
In addition, because the air intermittently reaches the exhaust valve, water and air are sprayed at intervals at the exhaust valve, so that water loss and waste are caused. And when a certain amount of air is left in the pipeline, the water is difficult to be filled into the pipeline continuously, so that the water filling of the air conditioning system is difficult.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention provides an exhaust and water supplement system and method for a closed central air conditioner of a building, which are used for solving the problems that the air conditioner in the prior art is in debugging, the exhaust time in a pipeline is long, the final air is difficult to be exhausted, and the pipeline water supplement is difficult.
In order to achieve the above and other related objects, the present invention provides a building closed central air-conditioning air-exhausting and water-supplementing system, which comprises an air-conditioning end device, an air-conditioning refrigeration outer unit, a water supply pipe, a water return pipe and a pump set, wherein both ends of the water supply pipe and both ends of the water return pipe are respectively communicated with the air-conditioning end device and the air-conditioning refrigeration outer unit to form a circulation water path, and the pump set is installed on the water supply pipe; wherein: the water replenishing tank is arranged at a position higher than the circulating water path, the top of the water replenishing tank is communicated with an external water source, the bottom of the water replenishing tank is provided with a water replenishing pipe, and the water replenishing pipe extends downwards to be communicated with the water supply pipe; the upper side of the water return pipe is connected with an exhaust pipe, and the exhaust pipe extends upwards and is communicated with the top of the water replenishing tank; a first water valve is arranged at the communication position of the exhaust pipe and the water return pipe; and a water replenishing valve is arranged at the communication part of the water replenishing pipe and the water supply pipe.
The utility model provides an foretell building closed central air conditioning exhaust water charging system, wherein, the pipe diameter of blast pipe is greater than the pipe diameter of wet return, the blast pipe passes through the reducing adapter and connects the wet return.
The closed central air-conditioning exhaust water charging system for the building is characterized in that the water return pipe is bent and extends near the downstream of the joint of the water return pipe and the exhaust pipe.
The exhaust and water supplement system for the closed central air conditioner of the building is characterized in that a water supplement valve is arranged at the communication position of the water supplement pipe and the water supply pipe.
The exhaust and water supplement system for the closed central air conditioner of the building is characterized in that a second water valve is arranged at the joint of the water supplement tank and an external water source.
The exhaust water replenishing system for the closed central air conditioner of the building is characterized in that a drain valve is further arranged at the bottom of the water replenishing tank, and an overflow pipe used for controlling the water level is further arranged at the upper end of the side wall of the water replenishing tank.
The exhaust and water supplement system of the closed central air conditioner for the building is characterized in that a filtering mechanism is arranged in the water supplement tank.
The closed central air-conditioning exhaust water replenishing system for the building is characterized in that a top seal of the water replenishing tank is provided with a communicating hole communicated with the outside air or the water replenishing tank is provided with a hollow top without a top seal cover.
An exhaust method of an exhaust water charging system of a closed central air conditioner of a building comprises any one of the exhaust water charging system of the closed central air conditioner of the building, wherein the exhaust method comprises the following steps:
the method comprises the following steps: opening the first water valve, the second water valve and the water replenishing valve, filling an external water source into the water replenishing tank, and allowing water in the water replenishing tank to flow into the circulating pipeline through the water replenishing pipe;
step two: when the water is filled into the circulating pipeline from the water replenishing tank to 70% of the total capacity of the circulating pipeline, starting the pump set to circulate the water in the circulating pipeline and generate water pressure; air in the circulating pipeline is discharged along with water flow from the exhaust pipe, and meanwhile, the water replenishing tank continuously replenishes water;
step three: and observing that the water flow sprayed out by the exhaust pipe in the water replenishing tank within a certain time is not sprayed out by bubbles, considering that the air is exhausted, and closing the first water valve at the moment.
As described above, the exhaust and water supplement system and method for the closed central air conditioner of the building, provided by the invention, have the following beneficial effects:
1. the invention relates to a water supply device, which comprises a water supply pipe, a water return pipe, a pump set, an air-conditioning refrigeration outer machine, a water supply tank, an air-conditioning refrigeration outer machine, a water supply pipe, an exhaust pipe, a water return pipe, a pump set and a water supply tank.
2. The water replenishing tank is arranged at a position higher than the circulating water path, water level is formed in the water replenishing tank after water is fed from an external water source, the water replenishing tank is arranged at a high position to form water pressure, the water pressure is balanced with the water pressure in the pipeline of the air conditioning system, when the air conditioning system works normally, the pressure in the pipeline is reduced, and the water in the water replenishing tank is automatically replenished into the pipeline to form dynamic pressure balance, so that automatic water replenishing is realized.
3. The invention combines the air exhaust and the water supplement of the air conditioning system, can rapidly supplement water for the pipeline of the air conditioning system, simultaneously enables the water flow in the circulating pipeline and the supplemented water in the water supplementing pipe to form circulation in the primary water filling stage, synchronously and rapidly exhausts the air when the water flow passes through the exhaust pipe, and has low overall cost of the equipment.
Drawings
Fig. 1 is a schematic view of an exhaust and water replenishing system of a closed central air conditioner of a building according to an embodiment of the invention.
Element number description:
1. an air conditioning terminal device; 2. an air-conditioning refrigeration outdoor unit; 3. a water supply pipe; 4. a water return pipe; 5. a pump group; 6. a circulating water path; 7. a water replenishing tank; 8. an external water source; 9. a water replenishing pipe; 10. an exhaust pipe; 11. a first water valve; 12. a water replenishing valve; 13. a second water valve; 14. a water drain valve; 15. and (4) an overflow pipe.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1. It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used for limiting the conditions of the present disclosure, so as to be understood and read by those skilled in the art, and therefore, the present disclosure is not limited to the conditions of the present disclosure, and any modifications of the structures, the changes of the ratios, or the adjustments of the sizes, should fall within the scope of the present disclosure without affecting the functions and the achievable purposes of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides an exhaust and water replenishment system for a closed central air conditioner of a building, including an air conditioner terminal device 1, an air conditioner refrigeration external unit 2, a water supply pipe 3, a water return pipe 4 and a pump set 5, where the air conditioner terminal device 1 is an air conditioner system internal unit, the air conditioner refrigeration external unit 2 is an air conditioner system external unit, two ends of the water supply pipe 3 and two ends of the water return pipe 4 are respectively communicated with the air conditioner terminal device 1 and the air conditioner refrigeration external unit 2 to form a circulation water path 6, and the pump set 5 is installed on the water supply pipe 3 and is configured to drive water pressure and provide water pressure for the circulation water path 6 (air conditioner system water circulation), where a water flow direction in the water supply pipe 3 is from the air conditioner terminal device 1 to the air conditioner refrigeration external unit 2, and a water flow direction in the water return pipe 4 is opposite to the water supply pipe 3 (refer to the black arrow direction in fig. 1). Wherein: the exhaust and water supplement system of the closed central air conditioner of the building further comprises a water supplement tank 7 arranged at a position higher than the circulating water path 6, the top of the water supplement tank 7 is communicated with an external water source 8, namely, an external tap water pipe is connected, water is injected into the water supplement tank 7 through the external water source 8, a water supplement pipe 9 is arranged at the bottom of the water supplement tank 7, and the water supplement pipe 9 extends downwards to be communicated with the water supply pipe 3. The upper side wall of the pipeline of the water return pipe 4 is connected with an exhaust pipe 10, the exhaust pipe 10 extends upwards and is communicated with the top of the water replenishing tank 7, and the position of a pipe orifice of the exhaust pipe 10 communicated with the water replenishing tank 7 is higher than the water level in the water replenishing tank 7. The exhaust pipe 10 and the water replenishing pipe 9 are both communicated with the water replenishing tank 7, and the water replenishing tank 7 is communicated with the exhaust pipe and the water replenishing pipe, but the exhaust pipe and the water replenishing pipe are not connected. A first water valve 11 installed on the exhaust pipe 10 is arranged at the communication position of the exhaust pipe 10 and the water return pipe 4, and a water replenishing valve 12 installed on the water replenishing pipe 9 is arranged at the communication position of the water replenishing pipe 9 and the water supply pipe 3.
Specifically, when the air conditioning system is filled with water for the first time: the first water valve 11 is in an open state, at the moment, the water replenishing valve 12 is in an open state, water flows into the water replenishing tank 7 from a tap water pipe, and is automatically filled into the water supply pipe 3 of the air conditioning system pipeline through water pressure formed by the height of the water replenishing tank 7, water entering the water supply pipe 3 firstly enters the air conditioning refrigeration outdoor unit 2 under the action of a pump, then enters the water return pipe 4, one part of the water flowing into the water return pipe 4, particularly one part wrapped with bubbles, enters the exhaust pipe 10 when passing through the exhaust pipe 10, the other part of the water continuously flows to the air conditioning terminal equipment 1 along the water return pipe 4, and flows into the water supply pipe 3 again from the air conditioning terminal equipment 1, and the circulation is carried out, so that the aim of quickly exhausting air in the pipeline is achieved, the waiting time is shortened, and after the water pressure in the pipeline meets the requirement, the first water valve 11 is closed.
In the invention, the water flow entering the exhaust pipe 10 is discharged from the pipe orifice at the top of the exhaust pipe 10 and enters the water replenishing tank 7, bubbles in the water flow are separated from a pipeline, and the water replenishing tank 7 actually plays a role in communication with the atmosphere by having a larger cross section area and slowing down the flow velocity of the water flow, and the bubbles are easy to rise to the horizontal plane and are discharged from a water body due to the slow flow velocity of the water in the water replenishing tank 7.
In the normal working process of the air conditioning system: the second water valve 13 keeps a normally closed state, water is fed into the water supplementing tank 7 through a tap water pipe, a water level is formed in the water supplementing tank 7, the water supplementing tank 7 is arranged at a high position, water pressure is formed, the water pressure and the water pressure inside the pipeline of the air conditioning system form balance, when water in the pipeline is naturally consumed in the normal working process of the air conditioning system, the pressure in the pipeline is reduced, the water in the water supplementing tank 7 is automatically supplemented into the pipeline, dynamic pressure balance is formed, and then automatic water supplementing is realized.
Further, the pipe diameter of blast pipe 10 is greater than the pipe diameter of wet return 4, and wet return 4 is connected through reducing adapter to blast pipe 10, makes more intraductal air admission blast pipe 10 and discharge, improves exhaust efficiency.
Further, the setting position of wet return 4 is higher than delivery pipe 3, and the junction low reaches of neighbouring wet return 4 and blast pipe 10, wet return 4 is the extension of buckling downwards, then switches on air conditioner end equipment 1 again, can make more bubbles be detained in the junction of blast pipe 10 and enter blast pipe 10, improves exhaust efficiency.
Furthermore, a second water valve 13 is arranged at the joint of the water replenishing tank 7 and the external water source 8.
Further, the bottom of the water replenishing tank 7 is also provided with a water drain valve 14, and the upper end of the side wall of the water replenishing tank 7 is also provided with an overflow pipe 15 for controlling the water level.
Furthermore, a filter mechanism such as a filter screen is arranged in the water replenishing tank 7, so that sundries are prevented from entering a pipeline of the air conditioning system.
Further, a communication hole for communicating with the outside air is formed at the top seal of the water replenishing tank 7, thereby maintaining communication with the atmosphere.
Furthermore, the water supply pipe 3 and the water return pipe 4 are communicated with the air-conditioning terminal device 1 and the air-conditioning refrigeration outdoor unit 2 through flexible connection. And water valves are respectively arranged at the joints of the water supply pipe 3 and the water return pipe 4 with the air-conditioning tail end equipment 1 and the air-conditioning refrigeration outdoor unit 2.
The second embodiment: in the invention, the position of the pipe orifice of the exhaust pipe 10 communicated with the water replenishing tank 7 is lower than the water level in the water replenishing tank 7, and the other technical characteristics are the same as those of the first embodiment.
Example three: the water replenishing tank 7 is a hollow top water replenishing tank 7 without a top cover, and other technical characteristics are the same as those of the first embodiment.
The invention also provides an exhaust method applied to the exhaust water replenishing system of the closed central air conditioner of the building, wherein the exhaust method comprises the following steps: firstly, the installation and connection of a refrigeration external machine, an air conditioner tail end device 1, a water supply pipe 3, a water return pipe 4 and a pump set 5 are completed; then determining the set height of the water replenishing tank 7 according to the rated working pressure of the pipeline of the air conditioning system, and installing and setting the water replenishing tank 7; finally, the water replenishing tank 7 is communicated with a building tap water pipe, and a water replenishing pipe 9 and an exhaust pipe 10 are installed and arranged.
The exhaust method of the central air-conditioning exhaust water charging system comprises the following steps:
the method comprises the following steps: and opening the first water valve 11, the second water valve 13 and the water replenishing valve 12, filling the water replenishing tank 7 with the external water source 8, and allowing the water in the water replenishing tank 7 to flow into the circulating pipeline through the water replenishing pipe 9.
Step two: when the water is filled into the circulating pipeline from the water replenishing tank 7 to 70% of the total capacity of the circulating pipeline, the pump set 5 is started to prevent the pump set 5 from being burnt out, the water in the circulating pipeline starts to circulate through the pump set 5 and generates water pressure, the air in the circulating pipeline is discharged along with the water flow from the exhaust pipe 10, and meanwhile, the water replenishing tank 7 continues replenishing water.
Step three: after the circulation for a certain time, observing whether the water flow sprayed by the exhaust pipe 10 in the water replenishing tank 7 in a certain time has bubbles, if no bubbles are discharged in a certain time, considering that the air is exhausted, and closing the first water valve 11 (or welding the first water valve 11 to prevent water leakage).
Compared with a mode of exhausting by an exhaust valve, the method has the advantages that the exhaust efficiency is greatly improved (by more than ten times), automatic water replenishing of subsequent system operation is synchronously realized, and the cost is lower.
In summary, the present invention combines the air exhaust and water replenishment of an air conditioning system: when the air conditioning system is filled with water for the first time, the water supplementing tank 7 forms a water level in the water supplementing tank 7 after water enters from the external water source 8, water pressure formed by the height of the water supplementing tank 7 is automatically filled into the water supply pipe 3 of the air conditioning system pipeline, one part of water flowing into the water return pipe 4, particularly one part wrapping bubbles, enters the exhaust pipe 10 when passing through the exhaust pipe 10, the other part of water continues to flow to the air conditioning terminal equipment 1 along the water return pipe 4 and flows into the water supply pipe 3 again from the air conditioning terminal equipment 1, the circulation is carried out, the purpose of quickly exhausting air in the pipeline is achieved, the waiting time is shortened, and the first valve is closed after the water pressure in the pipeline meets the requirement. In the normal working process of the air conditioning system, the first water valve 11 is kept in a normally closed state, the water replenishing tank 7 is arranged at a high position to form water pressure, the water pressure and the water pressure inside a pipeline of the air conditioning system form balance, when the water in the pipeline is naturally consumed in the normal working process of the air conditioning system, the pressure in the pipeline is reduced, the water in the water replenishing tank 7 is automatically replenished into the pipeline to form dynamic pressure balance, and then automatic water replenishing is realized. And the cost of the whole equipment is low. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A building closed central air-conditioning air exhaust and water supplement system comprises an air-conditioning terminal device, an air-conditioning refrigeration outer machine, a water supply pipe, a water return pipe and a pump set, wherein two ends of the water supply pipe and two ends of the water return pipe are respectively communicated with the air-conditioning terminal device and the air-conditioning refrigeration outer machine to form a circulating water path, and the pump set is installed on the water supply pipe; the method is characterized in that: the water replenishing tank is arranged at a position higher than the circulating water path, the top of the water replenishing tank is communicated with an external water source, the bottom of the water replenishing tank is provided with a water replenishing pipe, and the water replenishing pipe extends downwards to be communicated with the water supply pipe; the upper side of the water return pipe is connected with an exhaust pipe, and the exhaust pipe extends upwards and is communicated with the top of the water replenishing tank; and a first water valve is arranged at the communication position of the exhaust pipe and the water return pipe.
2. The exhaust and water supplement system of the closed central air conditioner for the building as claimed in claim 1, wherein the diameter of the exhaust pipe is larger than that of the water return pipe, and the exhaust pipe is connected with the water return pipe through a reducing adapter.
3. The exhaust and water replenishing system of the closed central air conditioner for the building as claimed in claim 1, wherein the water return pipe is bent and extended adjacent to the downstream of the connection of the water return pipe and the exhaust pipe.
4. The exhaust and water supplement system of the closed central air conditioner for the building as claimed in claim 1, wherein a water supplement valve is provided at the communication position of the water supplement pipe and the water supply pipe.
5. The exhaust and water supplement system of the closed central air conditioner for the building as claimed in claim 1, wherein a second water valve is provided at the connection of the water supplement tank and an external water source.
6. The closed central air-conditioning exhaust and water supplementing system for the buildings according to claim 1, wherein a drain valve is further arranged at the bottom of the water supplementing tank, and an overflow pipe for controlling the water level is further arranged at the upper end of the side wall of the water supplementing tank.
7. The exhaust and water supplement system of the closed central air conditioner for the building as claimed in claim 1, wherein a filtering mechanism is arranged in the water supplement tank.
8. The exhaust and water supplement system of the closed central air conditioner for the building as claimed in claim 1, wherein the top seal of the water supplement tank is provided with a communication hole for communicating the outside air or the water supplement tank is provided with an empty top without a top seal cover.
9. An exhaust method of a closed central air-conditioning exhaust and water supplementing system of a building, comprising the closed central air-conditioning exhaust and water supplementing system of any one of the claims 1 to 8, characterized by comprising the following steps:
the method comprises the following steps: opening the first water valve, the second water valve and the water replenishing valve, filling an external water source into the water replenishing tank, and allowing water in the water replenishing tank to flow into the circulating pipeline through a water replenishing pipe;
step two: when the water is filled into the circulating pipeline from the water replenishing tank to 70% of the total capacity of the circulating pipeline, starting the pump set to circulate the water in the circulating pipeline and generate water pressure; air in the circulating pipeline is discharged along with water flow from the exhaust pipe, and meanwhile, the water replenishing tank continuously replenishes water;
step three: and observing that the water flow sprayed by the exhaust pipe in the water replenishing tank in a certain time is free from bubble spraying, considering that the air is exhausted, and closing the first water valve at the moment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210175609.7A CN114576741A (en) | 2022-02-24 | 2022-02-24 | Building closed central air conditioner exhaust and water supplement system and method |
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| CN202210175609.7A CN114576741A (en) | 2022-02-24 | 2022-02-24 | Building closed central air conditioner exhaust and water supplement system and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115468246A (en) * | 2022-09-26 | 2022-12-13 | 宁波奥克斯电气股份有限公司 | Air conditioner water system, exhaust method, device and computer readable storage medium |
| CN115507541A (en) * | 2022-09-26 | 2022-12-23 | 宁波奥克斯电气股份有限公司 | Water system, exhaust control method thereof, air conditioner and computer readable storage medium |
| CN115854450A (en) * | 2023-03-02 | 2023-03-28 | 深圳市前海能源科技发展有限公司 | Exhaust method and system for open type transmission and distribution system of ice or water cold storage air conditioner of building |
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2022
- 2022-02-24 CN CN202210175609.7A patent/CN114576741A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115468246A (en) * | 2022-09-26 | 2022-12-13 | 宁波奥克斯电气股份有限公司 | Air conditioner water system, exhaust method, device and computer readable storage medium |
| CN115507541A (en) * | 2022-09-26 | 2022-12-23 | 宁波奥克斯电气股份有限公司 | Water system, exhaust control method thereof, air conditioner and computer readable storage medium |
| CN115468246B (en) * | 2022-09-26 | 2024-05-10 | 宁波奥克斯电气股份有限公司 | Air conditioner water system, air exhausting method, air exhausting device and computer readable storage medium |
| CN115854450A (en) * | 2023-03-02 | 2023-03-28 | 深圳市前海能源科技发展有限公司 | Exhaust method and system for open type transmission and distribution system of ice or water cold storage air conditioner of building |
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