CN215892723U - Air conditioner constant pressure water supplementing structure - Google Patents
Air conditioner constant pressure water supplementing structure Download PDFInfo
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- CN215892723U CN215892723U CN202120784414.3U CN202120784414U CN215892723U CN 215892723 U CN215892723 U CN 215892723U CN 202120784414 U CN202120784414 U CN 202120784414U CN 215892723 U CN215892723 U CN 215892723U
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Abstract
The utility model provides an air conditioner constant-pressure water supplementing structure which can properly treat air conditioner condensate water, save water, improve the energy efficiency ratio of a fresh air unit and a refrigerating unit and reduce the breeding of bacteria and viruses. The filtering device is connected with the condensed water branch pipe and the heat exchanger, the heat exchanger is connected with an inlet of the condensed water main pipe, and an outlet of the condensed water main pipe is connected with an inlet of the condensed water pump; the outlet of the condensed water pump is divided into two paths, one path is connected with the water replenishing tank through a pipeline, a condensed water control valve is arranged on the pipeline, the other path is connected with a condensed water drain pipe, and a drain valve is arranged on the condensed water drain pipe; the inlet of the water replenishing pump is connected with the outlet of the water replenishing tank, and the outlet of the water replenishing pump is connected with the air-conditioning chilled water system; the municipal water supply pipe is connected with the inlet of the softening device, and the outlet of the softening device is connected with the water supply tank; a municipal water supply control valve is arranged on the municipal water supply pipe; the high-level water tank is connected with an air-conditioning chilled water system.
Description
Technical Field
The utility model relates to a constant-pressure water supplementing structure of an air conditioner.
Background
In the operation process of the air conditioner in summer, when external wet air flows through the air conditioner evaporator, heat and mass exchange can be generated between the external wet air and the surface of the coil pipe, and condensed water is generated and separated out when water vapor in the air is cooled. Along with the operation of the air conditioner, the more the condensed water is accumulated, the condensed water needs to be discharged through a drainage system so as to avoid the influence of the condensed water on the normal operation of the air conditioning unit.
Taking the air conditioner end of the horizontal type concealed fan coil as an example, each fan coil is provided with a water accumulation disc, and condensed water is collected on the water accumulation discs, collected through condensed water branch pipes and collected to a condensed water main pipe to be discharged in a centralized manner. In order to ensure that the condensed water can be smoothly discharged, the condensed water branch pipe and the condensed water main pipe are provided with certain gradients.
In general engineering, condensed water at the tail end of an air conditioner is collected and indirectly drained into a mop pool or a floor drain of each layer of toilet. Because the temperature of the air conditioner condensed water is lower than the water temperature at normal temperature, resources and energy are wasted due to direct discharge. In some projects, the condensate water of the air conditioner is not well treated, so that water is accumulated on the indoor ground, the sanitary environment is poor, and the air conditioner is complained by owners in the using process. Most of common air conditioner condensed water systems are gravity flow, and the problems that condensed water in the systems is not smoothly discharged, and bacteria and viruses are easily bred at water accumulation plates and dead corners are serious. Therefore, the problem of properly treating the air conditioner condensed water is urgently solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides the air conditioner constant-pressure water supplementing structure with reasonable structural design, which can properly treat air conditioner condensate water, save water, improve the energy efficiency ratio of a fresh air unit and a refrigerating unit, and reduce the breeding of bacteria and viruses.
The technical scheme adopted by the utility model for solving the problems is as follows: an air conditioner constant pressure water supplementing structure comprises an air conditioner system and a fresh air system, wherein an air conditioner tail end device, an air conditioner condensate water branch pipe and a freezing water pipeline are arranged in the air conditioner system; the fresh air system is provided with a heat exchanger; the method is characterized in that: the system also comprises an air-conditioning condensed water system and a municipal water replenishing system; the air conditioner condensed water system comprises a filtering device, a condensed water pump, a condensed water control valve, a condensed water drain pipe and a drain valve; the municipal water replenishing system comprises a water replenishing tank, a water replenishing pump, a municipal water pipe, a softening device and a high-level water tank; an inlet of the filtering device is connected with the condensed water branch pipe, an outlet of the filtering device is connected with a cold fluid inlet of the heat exchanger, a cold fluid outlet of the heat exchanger is connected with an inlet of the condensed water main pipe, and an outlet of the condensed water main pipe is connected with an inlet of the condensed water pump; the outlet of the condensed water pump is divided into two paths, one path is connected with the water replenishing tank through a pipeline, a condensed water control valve is arranged on the pipeline, the other path is connected with a condensed water drain pipe, and a drain valve is arranged on the condensed water drain pipe; the inlet of the water replenishing pump is connected with the outlet of the water replenishing tank, and the outlet of the water replenishing pump is connected with the air-conditioning chilled water system; the municipal water supply pipe is connected with the inlet of the softening device, and the outlet of the softening device is connected with the water supply tank; a municipal water supply control valve is arranged on the municipal water supply pipe; the high-level water tank is connected with an air-conditioning chilled water system.
The condensed water outlet of the air conditioner terminal device is connected with an air conditioner condensed water branch pipe, and the freezing water pipeline is connected with the air conditioner terminal device.
The air conditioning system also comprises a chilled water pump and a refrigerating unit; the freezing water pump is arranged on the freezing water pipeline; the refrigerating unit is connected with an air conditioner tail end device; the freezing water pipeline is also connected with the refrigerating unit.
The heat exchanger is arranged at an outdoor air inlet of a fresh air system.
The municipal water replenishing system further comprises a water level sensor, and the water level sensor is installed in the water replenishing tank.
The condensed water drain pipe is connected to the outdoor environment.
The high-level water tank is internally provided with a liquid level controller.
Compared with the prior art, the utility model has the following advantages and effects:
1. the utility model pre-cools the outdoor air after filtering and collecting the condensed water at the tail end of the air conditioner, thereby improving the energy efficiency ratio of the fresh air handling unit and reducing the energy consumption of the fresh air handling unit.
2. After the condensed water at the tail end of the air conditioner is collected to the condensed water main pipe through the condensed water branch pipe, the condensed water pump is adopted to pressurize and lift the condensed water main pipe, so that the water flow speed is increased, the dead angle position where the condensed water flows smoothly is reduced, the breeding of bacteria and viruses is reduced, and the risk of condensed water leakage is reduced.
3. The condensed water is sent into the water replenishing tank through the condensed water pump, and when the air-conditioning water system needs water replenishing, the water replenishing pump is started to send the condensed water into the air-conditioning chilled water system. Because the temperature of the condensed water is lower than that of the normal temperature water, the condensing temperature of the unit is reduced and the energy efficiency ratio of the unit is improved when the air-conditioning water system replenishes water.
4. Compared with the traditional constant-pressure water replenishing system, the water replenishing method adopts the scheme that the air-conditioning condensate water is preferentially used, and the municipal water replenishing is used as an alternative, so that the municipal water replenishing amount is reduced, and the operation cost is reduced.
In conclusion, the utility model filters and collects the condensed water at the tail end of the air conditioner, and pre-cools the outdoor air, thereby improving the energy efficiency ratio of the fresh air handling unit. Condensed water is sent into the water replenishing tank through the condensed water pump to be replenished for the air conditioning water system in summer, and the energy efficiency ratio of the refrigerating unit is also improved. And finally, during water replenishing, the air conditioner condensate water is firstly utilized to reduce the consumption of municipal water replenishing.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Referring to fig. 1, the embodiment of the utility model comprises an air conditioning system, a fresh air system, an air conditioning condensate system and a municipal water replenishing system.
The air conditioning system is provided with an air conditioning end device 1, an air conditioning condensate water branch pipe 2, a refrigerating unit 21, a chilled water pump 20 and a chilled water pipeline 22. And a condensate water outlet of the air conditioner terminal device 1 is connected with an air conditioner condensate water branch pipe 2. The refrigeration unit 21 is connected to the air conditioning end device 1. The chilled water line 22 is connected to the air conditioning end unit 1 and the refrigeration unit 21. The chilled water pump 20 is mounted on a chilled water line 22.
The outdoor air inlet of the fresh air system 24 is provided with a heat exchanger 4, the air inlet of the heat exchanger 4 is connected to the outdoor, and the air outlet is connected to the air inlet of the fresh air system 24. The heat exchanger 4 is preferably a spiral tube heat exchanger.
The air conditioner condensate water system comprises a filter device 3, a condensate water pump 7, a condensate water control valve 9 and a drain valve 14.
The municipal water replenishing system comprises a water replenishing tank 10, a water replenishing pump 12, a water level sensor 13, a condensed water drain pipe 15, a municipal water pipe 16, a softening device 17, a municipal water replenishing control valve 18 and a high-level water tank 23.
The inlet of the filtering device 3 is connected with the condensed water branch pipe 2, the outlet of the filtering device 3 is connected with the cold fluid inlet of the heat exchanger 4, the cold fluid outlet of the heat exchanger 4 is connected with the inlet of the condensed water main pipe 6, and the outlet of the condensed water main pipe 6 is connected with the inlet of the condensed water pump 7. The filtering device 3 can filter impurities in the condensed water and purify the water quality. The heat exchange between the condensed water and the heat exchanger 4 reduces the temperature of the outside air entering the fresh air handling unit, thereby increasing the energy efficiency ratio of the fresh air handling unit 4. The condensed water in the condensed water branch 2 is collected in the condensed water main pipe 6 and then enters the condensed water pump 7. The filter element of the filter device 3 is replaceable or can be cleaned on line for multiple times so as to avoid blockage of the system or poor drainage due to excessive resistance.
The outlet of the condensate water pump 7 is divided into two paths, one path is connected with a water replenishing tank 10 through a pipeline, and a condensate water control valve 9 is arranged on the pipeline and used as a part of water source for constant-pressure water replenishing of the air conditioner; the other path is connected with a condensed water drain pipe 15, a drain valve 14 is arranged on the condensed water drain pipe 15, the condensed water drain pipe 15 is connected into the outdoor environment, and when the water amount in the water replenishing tank 10 reaches the limit water level, redundant condensed water is discharged to the external environment.
The inlet of the water replenishing pump 12 is connected with the outlet of the water replenishing tank 10, and the outlet of the water replenishing pump 12 is connected with the air-conditioning chilled water system 22.
The municipal water supply pipe 19 is connected with the inlet of the softening device 17, and the outlet of the softening device 17 is connected with the water supply tank 10. And a municipal water replenishing control valve 18 is arranged on the municipal water replenishing pipe 19. The feedwater in the municipal water supply pipe 19 gets into moisturizing case 10 after softening through softening installation 17, and municipal moisturizing is as water charging system's reserve moisturizing source, and when the unsatisfied moisturizing volume demand of air conditioner comdenstion water moisturizing volume, municipal water charging system opens, sends into the moisturizing case with municipal feedwater and reachs the appointed water level, can compensate the not enough problem of air conditioner comdenstion water moisturizing system water yield.
The high-level water tank 23 is connected with the air-conditioning chilled water system 22, the high-level water tank 23 has the functions of containing the redundant expansion water quantity and the constant pressure of the water system to prevent the gasification in the water system, the water quantity of the air-conditioning chilled water system 22 is reduced due to the reasons of leakage, evaporation, dissipation and the like during operation, and when the water level of the high-level water tank 23 is lower than a limit value, the water replenishing pump 12 starts to work to send the water in the water replenishing tank 10 into the air-conditioning chilled water system 22. Because the water is the air conditioner condensed water, the water temperature is lower than the water at the normal temperature, which is equivalent to that under the condition of no change of other conditions, the condensation temperature of the air conditioning unit 21 is reduced, and the air conditioner refrigeration efficiency is improved to some extent.
A water level sensor 13 is installed in the refill tank 10.
The condensed water pump 7 and the water replenishing pump 12 can be adjusted in a variable frequency mode.
The high-level water tank 23 is provided with a liquid level controller which is controlled by the water replenishing pump 12 in a linkage manner.
The control mode of the utility model is controlled by a water level sensor 13, a condensed water control valve 9, a drain valve 14 and a municipal water replenishing control valve 18 in a linkage manner. When the water supplementing tank 10 starts to store water, the condensed water control valve 9 is opened, the drain valve 14 and the municipal water supplementing control valve 18 are closed, the air conditioner condensed water flows into the water supplementing tank 10, when the water supplementing water level limit value is reached, the drain valve 14 is opened, the condensed water control valve 9 and the municipal water supplementing control valve 18 are closed, and redundant air conditioner condensed water is discharged into the external environment. When the condensed water control valve 9 is opened, the drain valve 14 and the municipal water replenishing control valve 18 are closed, and the condensed water amount of the air conditioner still cannot reach the water replenishing amount water level limit value, the condensed water control valve 9 and the municipal water replenishing control valve 18 are opened, the drain valve 14 is closed, and the municipal water replenishing system is opened to be used as a water replenishing source, so that the water level in the water replenishing tank reaches a set height.
In conclusion, the utility model filters the condensed water at the tail end 1 of the air conditioner to collect the air outside the pre-cooling chamber, thereby improving the energy efficiency ratio of the fresh air handling unit 4. And then the condensed water is sent into a water replenishing tank 10 through a condensed water pump 7 for water replenishing of an air conditioning water system in summer, so that the waste of resources and energy caused by direct discharge of the air conditioning condensed water is reduced, and the energy efficiency ratio of the air conditioning unit 21 is improved. And the air conditioner condensed water flows in an organized manner, so that the problem that the condensed water in the traditional condensed water gravity flow system is not smoothly discharged, and bacteria and viruses are easily bred at an air conditioner water collecting tray and some dead corners is solved.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the utility model are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (7)
1. An air conditioner constant pressure water supplementing structure comprises an air conditioner system and a fresh air system, wherein an air conditioner tail end device, an air conditioner condensate water branch pipe and a freezing water pipeline are arranged in the air conditioner system; the fresh air system is provided with a heat exchanger; the method is characterized in that: the system also comprises an air-conditioning condensed water system and a municipal water replenishing system; the air conditioner condensed water system comprises a filtering device, a condensed water pump, a condensed water control valve, a condensed water drain pipe and a drain valve; the municipal water replenishing system comprises a water replenishing tank, a water replenishing pump, a municipal water pipe, a softening device and a high-level water tank; an inlet of the filtering device is connected with the condensed water branch pipe, an outlet of the filtering device is connected with a cold fluid inlet of the heat exchanger, a cold fluid outlet of the heat exchanger is connected with an inlet of the condensed water main pipe, and an outlet of the condensed water main pipe is connected with an inlet of the condensed water pump; the outlet of the condensed water pump is divided into two paths, one path is connected with the water replenishing tank through a pipeline, a condensed water control valve is arranged on the pipeline, the other path is connected with a condensed water drain pipe, and a drain valve is arranged on the condensed water drain pipe; the inlet of the water replenishing pump is connected with the outlet of the water replenishing tank, and the outlet of the water replenishing pump is connected with the air-conditioning chilled water system; the municipal water supply pipe is connected with the inlet of the softening device, and the outlet of the softening device is connected with the water supply tank; a municipal water supply control valve is arranged on the municipal water supply pipe; the high-level water tank is connected with an air-conditioning chilled water system.
2. The air conditioner constant pressure water supplementing structure according to claim 1, characterized in that: the condensed water outlet of the air conditioner terminal device is connected with an air conditioner condensed water branch pipe, and the freezing water pipeline is connected with the air conditioner terminal device.
3. The air conditioner constant pressure water supplementing structure according to claim 2, characterized in that: the air conditioning system also comprises a chilled water pump and a refrigerating unit; the freezing water pump is arranged on the freezing water pipeline; the refrigerating unit is connected with an air conditioner tail end device; the freezing water pipeline is also connected with the refrigerating unit.
4. The air conditioner constant pressure water supplementing structure according to claim 1, characterized in that: the heat exchanger is arranged at an outdoor air inlet of the fresh air system.
5. The air conditioner constant pressure water supplementing structure according to claim 1, characterized in that: municipal water charging system still include level sensor, level sensor installs in the moisturizing case.
6. The air conditioner constant pressure water supplementing structure according to claim 1, characterized in that: the condensed water drain pipe is connected to the outdoor environment.
7. The air conditioner constant pressure water supplementing structure according to claim 1, characterized in that: and a liquid level controller is arranged in the high-level water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120784414.3U CN215892723U (en) | 2021-04-16 | 2021-04-16 | Air conditioner constant pressure water supplementing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120784414.3U CN215892723U (en) | 2021-04-16 | 2021-04-16 | Air conditioner constant pressure water supplementing structure |
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| Publication Number | Publication Date |
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| CN215892723U true CN215892723U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120784414.3U Active CN215892723U (en) | 2021-04-16 | 2021-04-16 | Air conditioner constant pressure water supplementing structure |
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| CN (1) | CN215892723U (en) |
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2021
- 2021-04-16 CN CN202120784414.3U patent/CN215892723U/en active Active
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