CN210141683U - Condensate water collecting and utilizing device for central air conditioning water system - Google Patents
Condensate water collecting and utilizing device for central air conditioning water system Download PDFInfo
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- CN210141683U CN210141683U CN201920841616.XU CN201920841616U CN210141683U CN 210141683 U CN210141683 U CN 210141683U CN 201920841616 U CN201920841616 U CN 201920841616U CN 210141683 U CN210141683 U CN 210141683U
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Abstract
The utility model relates to a central air conditioning condensate water recycle technical field, concretely relates to central air conditioning water system condensate water is collected and is utilized device. When the fan coil provided with the air conditioner condensed water collecting and utilizing device is installed, the heat exchange requirement of the air conditioner can be fully considered, the limit of the self-flowing of the condensed water on the installation height and the position is not needed to be considered, the installation flexibility and the degree of freedom are increased, and the installation material and the space are saved; the condensed water of the condensed water system of the air conditioner is clean and sanitary, is a good water resource, is collected and utilized, saves water and is beneficial to the great benefit.
Description
Technical Field
The utility model relates to a central air conditioning condensate water recycle technical field, concretely relates to central air conditioning water system condensate water is collected and is utilized device.
Background
In summer, because of high air humidity, condensed water of the air conditioner is continuously generated and is usually discharged by self-flowing. Therefore, when the fan coil of the central air conditioner is installed, because one central air conditioner unit needs to supply cold for a plurality of rooms, a plurality of fan coils are communicated through a water inlet pipeline and a water return pipeline. Therefore, the height and position of the condensate self-flowing discharge must be considered, which causes installation limitation and trouble. Moreover, the condensed water is directly discharged to the outside, causing the pollution of the condensed water.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a collect and utilize central air conditioning water system condensate water of fan coil condensate water and collect and utilize device.
The utility model discloses a realize through following technical scheme:
a device for collecting and utilizing condensed water of a central air-conditioning water system comprises a water collecting disc for collecting condensed water of a fan coil, a water return pipeline and a controller of a central air conditioner, and further comprises a plunger pump, a liquid level sensor, a water pressure sensor, an electric drain valve and an expansion water tank;
a water inlet pipe of the plunger pump is communicated with the water collecting disc, a water outlet pipe of the plunger pump is communicated with a water return pipeline, the liquid level sensor is arranged in the water collecting disc and used for detecting the water level in the water collecting disc, and the pressure sensor is arranged on the inner wall of the water return pipeline and used for detecting the water pressure;
the water return pipeline is communicated with the expansion water tank, and the electric drain valve is arranged on the collecting pipe; the controller is respectively and electrically connected with the liquid level sensor, the water pressure sensor, the plunger pump, the electric drain valve and the like.
Furthermore, the bottom of the expansion water tank is provided with a drainage pipeline and a water replenishing pipeline which are both provided with electromagnetic valves, and the drainage pipeline can discharge the condensed water to a water treatment plant. The water replenishing pipeline is communicated with the water return pipeline, and a water replenishing pump electrically connected to the controller is arranged on the water replenishing pipeline.
Furthermore, a safety valve which is automatically opened according to the set pressure is arranged on the water return pipeline.
Further, the set opening pressure value of the electric drain valve is P1+0.02 MPa; said medicine is prepared fromThe opening pressure value of the full valve is P1+0.03 MPa; the volume of expansion tank is about 20 m.
Compared with the prior art, the utility model the beneficial effect who gains as follows:
1. when the condensed water level in the water collecting disc reaches the designed on-line water level, the plunger pump is started, the water injection pressure is greater than the pressure of a return pipe of an air-conditioning water system, and the condensed water is injected into a return pipe; when the condensed water level reaches the designed offline water level, the plunger pump is closed, the water collecting tray is ensured not to overflow, and the condensed water is directly recycled and injected into the water return pipeline. When the pressure of a water return pipeline in a central air-conditioning water system is greater than the preset opening pressure of the electric drain valve, the electric drain valve automatically opens, and the drained water enters the expansion water tank to be collected;
2. one part of water collected in the expansion water tank enters a water treatment plant through a drainage pipeline for recycling, and the other part of water is supplemented to a central air-conditioning water system through a water supplementing pump;
3. the set opening pressure of the safety valve is 0.01MPa higher than the set opening pressure of the electric drain valve, so that the safety of the water return pipeline system is ensured;
4. when the fan coil provided with the air conditioner condensed water collecting and utilizing device is installed, the heat exchange requirement of the air conditioner can be fully considered, the limit of the self-flowing of the condensed water on the installation height and the position is not needed to be considered, the installation flexibility and the degree of freedom are increased, and the installation material and the space are saved; the condensed water of the condensed water system of the air conditioner is clean and sanitary, is a good water resource, is collected and utilized, saves water and is beneficial to the great benefit.
Drawings
FIG. 1 is a schematic structural view of a condensed water collecting and utilizing device of a central air-conditioning water system according to the present invention;
FIG. 2 is a schematic diagram of the control structure of FIG. 1;
in the figure: 1. the system comprises a water return pipeline, 2, a liquid level sensor, 3, a plunger pump, 4, an expansion water tank, 5, a controller, 6, an electric drainage valve, 7, a water pressure sensor, 8, a drainage pipeline, 9, a water replenishing pipeline, 10, a water replenishing pump, 11, a safety valve, 12, a central air conditioning system, 13, a fan coil, 14, a water supply pipeline, 15, a constant pressure tank, 16 and a circulating water pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. The described embodiments are only some embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In summer, a central air-conditioning water system in the prior art can generally perform centralized refrigeration on a building cluster, and mainly comprises a central air-conditioning system 12, a fan coil 13, a water supply pipeline 14, a water return pipeline 1, a constant pressure tank 15, a circulating water pump 16 and a controller 5 for automatically controlling and adjusting the air-conditioning system.
The to-be-solved problem of the utility model is to provide a collect and utilize central air conditioning water system fan coil condensate water to collect and utilize device, as shown in fig. 1-2, including the receipts water tray, plunger pump 3, level sensor 2, pressure sensor 7, electric drain valve 6 and expansion tank 4 of collecting fan coil condensate water. The plunger pump 3 is fixed on a rack of the fan coil through bolts, a water inlet pipe of the plunger pump is communicated with the water collecting disc, and a water outlet pipe of the plunger pump is communicated with the water return pipeline 1; the liquid level sensor 2 is arranged in the water collecting tray and is used for detecting the water level in the water collecting tray; the pressure sensor 7 is arranged on the inner wall of the water return pipeline 1 and used for detecting water pressure; the water return pipeline 1 is communicated with the expansion water tank 4; the electric drain valve 6 is arranged on the collecting pipe; the controller 5 is respectively and electrically connected with the liquid level sensor 2, the water pressure sensor 7, the plunger pump 3 and the electric drain valve 6. Thus, the liquid level sensor detects a water level signal in the water collecting disc and feeds the water level signal back to the controller 5, so as to control the plunger pump; the pressure sensor 7 detects a water pressure signal in the water return pipeline and feeds the water pressure signal back to the controller, so that the electric drain valve is controlled, and the overpressure water in the water return pipeline is ensured to be drained into the expansion water tank 4. In order to fully utilize the collected condensed water, a drainage pipeline 8 and a water supplementing pipeline 9 both provided with electromagnetic valves are arranged at the bottom of the expansion water tank 4. The drainage pipeline 8 can drain the stored water to a water treatment plant, and the water replenishing pipeline 9 is communicated with the water return pipeline 1. And a water replenishing pump 10 electrically connected to the controller 5 is arranged on the water replenishing pipeline 9. When the water pressure in the water return pipeline is lower than the designed value of 0.02MPa, the controller controls the water replenishing pump to be started, and water in the expansion water tank is injected into the water return pipeline. Therefore, the collected condensed water is completely utilized, and water resources are saved.
In this application, in order to prevent that the electric drainage valve trouble from leading to the damage of the interior high water pressure of return water pipeline, still be equipped with relief valve 11 on the return water pipeline 1.
In this embodiment, when the pressure of the water return line is P1+0.03MPa (P)1The system is a design value and is selected according to water return pipelines of different systems. ) And the safety valve is automatically opened to ensure the safety of the system pipeline.
The concrete working process of the device for collecting and utilizing the condensed water of the water system of the central air conditioner is as follows:
1. when condensed water on the surface of the fan coil falls into the water receiving disc, the water level rises and reaches a set online water level, the liquid level sensor feeds back a signal to the controller, the controller controls the plunger pump to start, water in the water receiving disc is injected into the water return pipeline, and when the water level of the water receiving disc reaches the set offline water level, the controller controls the plunger pump to close;
2. when the liquid level sensor detects that the water pressure in the water return pipeline exceeds the rated pressure P1Is P1When the pressure is +0.02MPa, a signal is fed back to the controller, the controller starts the electric drain valve, and water in the water return pipeline enters the expansion water tank; when the water pressure in the water return pipeline is P1, the controller closes the electric drain valve;
when the water pressure in the water return pipeline exceeds P1When the pressure is +0.03MPa, the safety valve automatically opens for draining water; when the pressure of the water return pipeline is P1When the water return pipeline system is in use, the safety valve is automatically closed to ensure the safety of the water return pipeline system;
3. and one part of water in the expansion water tank enters a water treatment plant through a drainage pipeline for recycling, and the other part of water is supplemented for the water return pipeline system through a water supplementing pump when the water pressure in the water return pipeline is P1-0.02 MPa.
When the fan coil provided with the air conditioner condensed water collecting and utilizing device is installed, the heat exchange requirement of the air conditioner can be fully considered, the limit of the self-flowing of the condensed water on the installation height and the position is not needed to be considered, the installation flexibility and the degree of freedom are increased, and the installation material and the space are saved; the condensed water of the condensed water system of the air conditioner is clean and sanitary, is a good water resource, is collected and utilized, saves water and is beneficial to the great benefit.
Claims (4)
1. A condensed water collecting and utilizing device of a central air-conditioning water system comprises a water collecting disc for collecting condensed water of a fan coil, a water return pipeline (1) of a central air conditioner and a controller (5), and is characterized by also comprising a plunger pump (3), a liquid level sensor (2), a pressure sensor (7), an electric drain valve (6) and an expansion water tank (4);
a water inlet pipe of the plunger pump (3) is communicated with the water collecting disc, a water outlet pipe of the plunger pump (3) is communicated with the water return pipeline (1), the liquid level sensor (2) is arranged in the water collecting disc and used for detecting the water level in the water collecting disc, and the pressure sensor (7) is arranged on the inner wall of the water return pipeline (1) and used for detecting the water pressure;
the water return pipeline (1) is communicated with the expansion water tank (4), and the electric drain valve (6) is arranged on the water return pipeline; the controller (5) is respectively and electrically connected with the liquid level sensor (2), the pressure sensor (7), the plunger pump (3) and the electric drain valve (6) to form an automatic control system.
2. The condensed water collecting and utilizing device of a central air-conditioning water system as claimed in claim 1, wherein a water discharge pipeline (8) with a solenoid valve and a water replenishing pipeline (9) with a solenoid valve are arranged at the bottom of the expansion water tank (4), the water discharge pipeline (8) can discharge the stored water to a water treatment plant, and the water replenishing pipeline (9) is communicated with the water returning pipeline (1); and a water replenishing pump (10) electrically connected to the controller (5) is arranged on the water replenishing pipeline (9).
3. The condensate collecting and utilizing device of claim 1, wherein an automatic safety valve (11) is further disposed on the return pipe (1).
4. The condensate collecting and utilizing device of claim 3, wherein the pressure value set by the electric drain valve (6) is P1+0.02MPa, the pressure value of opening of the safety valve is P1+0.03 MPa; the volume of expansion tank (4) is about 20m thick fruit year.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920841616.XU CN210141683U (en) | 2019-06-05 | 2019-06-05 | Condensate water collecting and utilizing device for central air conditioning water system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920841616.XU CN210141683U (en) | 2019-06-05 | 2019-06-05 | Condensate water collecting and utilizing device for central air conditioning water system |
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| CN210141683U true CN210141683U (en) | 2020-03-13 |
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| CN201920841616.XU Active CN210141683U (en) | 2019-06-05 | 2019-06-05 | Condensate water collecting and utilizing device for central air conditioning water system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048644A (en) * | 2021-03-26 | 2021-06-29 | 安徽国祯生态科技有限公司 | Condensate water recycling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048644A (en) * | 2021-03-26 | 2021-06-29 | 安徽国祯生态科技有限公司 | Condensate water recycling device |
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