CN219735452U - Linkage device for fan disc and radiation coil - Google Patents
Linkage device for fan disc and radiation coil Download PDFInfo
- Publication number
- CN219735452U CN219735452U CN202223361053.5U CN202223361053U CN219735452U CN 219735452 U CN219735452 U CN 219735452U CN 202223361053 U CN202223361053 U CN 202223361053U CN 219735452 U CN219735452 U CN 219735452U
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- water
- cold
- hot water
- floor heating
- fan coil
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- 230000005855 radiation Effects 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000008236 heating water Substances 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000005057 refrigeration Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The utility model provides a fan disc and radiation coil linkage device, which comprises a plurality of fan coils, a floor heating circulating pump, a floor heating water collector and a controller, wherein the controller is connected with the fan coils; the water inlet end and the water outlet end of the fan coil are respectively connected with a fan coil cold water pipeline and a fan coil hot water pipeline; wherein an electric three-way valve is arranged on the water inlet pipeline of the fan coil; the bypass of the electric three-way valve is connected with a fan coil hot water pipeline; an electric two-way valve is arranged on the fan coil hot water pipeline, and one end of the fan coil hot water pipeline is connected with the cold and hot water mixing tank; wherein, a water outlet pipeline on the cold and hot water mixing tank is sequentially connected with an electric temperature control three-way water mixing valve and a floor heating circulating pump; the other end of the floor heating circulating pump is connected with a floor heating water collecting and distributing device; and a water outlet pipe through pipe check valve on the floor heating water separator-collector is connected with the cold and hot water mixing tank. According to the utility model, the fan coil and the floor heating combined cold air supply disc dehumidify, the indoor dew point temperature is calculated, the floor heating water supply temperature is higher than the indoor dew point temperature, and the electric temperature control three-way water mixing valve controls the water temperature.
Description
Technical Field
The utility model relates to a heating ventilation air conditioning energy supply system, in particular to a linkage device of a fan disc and a radiation coil.
Background
Compared with other refrigeration forms such as fan coil refrigeration, the floor radiation system refrigeration mode is the most comfortable energy supply mode and has been widely used; however, the traditional radiation cooling system is easy to generate floor condensation, affects the use of rooms, and leads to the failure of popularization of the floor radiation cooling system, but the refrigerating comfort is worth affirming, and if the condensation problem can be solved, the use range of the cooling system can be increased, so that the cooling system is popularized.
Disclosure of Invention
In order to solve the problems, the utility model discloses a fan disc and radiation coil linkage device, solves the problem of dew condensation of a floor radiation refrigerating system, and lays a blanket for popularization of the floor radiation refrigerating system.
The fan disc and radiation coil linkage device comprises a plurality of fan coils, a floor heating circulating pump, a floor heating water collector and a controller; the water inlet end and the water outlet end of the fan coil are respectively connected with a fan coil cold water pipeline and a fan coil hot water pipeline; wherein an electric three-way valve is arranged on the fan coil cold water pipeline; the bypass of the electric three-way valve is connected with a fan coil hot water pipeline; an electric two-way valve is arranged on the fan coil hot water pipeline, and one end of the fan coil hot water pipeline is connected with the cold and hot water mixing tank; wherein, a water outlet pipeline on the cold and hot water mixing tank is sequentially connected with an electric temperature control three-way water mixing valve and a floor heating circulating pump; the other end of the floor heating circulating pump is connected with a floor heating water collecting and distributing device; and a check valve of a water outlet pipe through pipe on the floor heating water separator-collector is connected with the cold and hot water mixing tank.
The electric three-way valve is connected between the water inlet pipe and the water outlet pipe of the fan coil, and the water inlet pipe and the water outlet pipe of the floor heating are connected by the water mixing tank and the electric three-way valve, so that the control of the pipeline is convenient.
According to the utility model, the Y-shaped filter is connected to the cold water pipeline of the fan coil and the water outlet pipeline of the cold and hot water mixing tank, so that impurities are removed, the stability of water quality is ensured, and blockage is prevented.
The utility model is further improved in that: the top of the cold and hot water mixing tank is provided with an exhaust valve, and the bottom of the cold and hot water mixing tank is provided with a water discharge valve; ensure the working safety and stability of the cold and hot water mixing tank.
The utility model is further improved in that: the bypass pipe of the electric temperature control three-way water mixing valve is connected with the water outlet pipe of the floor heating water collector.
The water inlet end and the water outlet end of the fan coil are connected with the cold water pipeline and the hot water pipeline of the fan coil through the metal hose, and the metal hose is convenient to install and connect.
The working principle of the device is as follows:
1. the chilled water introduced into the cold water pipeline of the fan coil is subjected to heat exchange through the fan coil, hot water is generated and sent into the cold and hot water mixing tank through the hot water pipeline of the fan coil, then sent into the water outlet pipe of the cold and hot water mixing tank, and sent into the floor radiation refrigerating system through the floor heating circulating pump;
2. when the indoor temperature is too high, a bypass passage of an electric three-way valve on a cold water pipeline of the fan coil is closed, the electric two-way valve is opened, chilled water enters the fan coil for refrigeration, and the fan coil dehumidifies indoor air and reduces the indoor air temperature. When the calculated indoor dew point temperature is lower than the indoor set value, a bypass passage of the electric three-way valve of the air disc is opened, the electric two-way valve is closed, and chilled water directly enters the floor radiation refrigerating system for refrigerating.
3. When the temperature of the water entering the floor radiation system reaches the critical value of the dew point temperature, the electric temperature control three-way water mixing valve closes the floor radiation end valve, opens the bypass, and the chilled water directly returns to the cold and hot water mixing tank from the bypass pipe and then enters the large system water return main pipe.
The utility model has the beneficial effects that: the fan coil and the floor heating are combined with a cold air supply disc for dehumidification, the indoor dew point temperature and the floor heating water supply temperature are calculated to be higher than the indoor dew point temperature, and the three-way water mixing valve is used for controlling the water temperature.
Drawings
Fig. 1 and the structure of the utility model are schematically shown
List of reference numerals:
1-a fan coil; 2-a floor heating circulating pump; 3-a ground heating water collector; 4-a controller; 5-a fan coil cold water pipeline; 6-a fan coil hot water pipeline; 7-a cold and hot water mixing tank; 8-an electric three-way valve; 9-an electric two-way valve; 11-a water mixing valve; 12-a floor heating circulating pump; a 13-Y filter; 14-a metal hose; 7-1-exhaust valve; 7-2-water discharge valve.
Detailed Description
The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
As shown in fig. 1, the fan coil and radiation coil linkage device comprises a plurality of fan coils 1, a floor heating circulating pump 2, a floor heating water separator-collector 3, a controller 4 and a cold and hot water mixing tank; the top of the cold and hot water mixing tank 7 is provided with an exhaust valve 7-1, and the bottom is provided with a water discharge valve 7-2.
The water inlet end and the water outlet end of the fan coil 1 are connected with a fan coil cold water pipeline 5 and a fan coil hot water pipeline 6 through metal hoses 14.
Wherein an electric three-way valve 8 is arranged on the fan coil cold water pipeline 5; the bypass of the electric three-way valve 8 is connected with the fan coil hot water pipeline 6; an electric two-way valve 9 is arranged on the fan coil hot water pipeline 6, and one end of the electric two-way valve is connected with the cold and hot water mixing tank 7; wherein, a water outlet pipeline on the cold and hot water mixing tank 7 is sequentially connected with an electric temperature control three-way water mixing valve 11 and a floor heating circulating pump 12; the bypass pipe of the electric temperature control three-way water mixing valve 11 is connected with the water outlet pipe on the ground heating water collector 3.
The other end of the floor heating circulating pump 12 is connected with the floor heating water collector 3; the water outlet pipe through pipe check valve 12 on the floor heating water separator-collector 3 is connected with the cold and hot water mixing tank 7.
Wherein the Y-shaped filter 13 is respectively arranged on the fan coil cold water pipeline 5 and the water outlet pipeline on the cold and hot water mixing tank 7.
The controller is electrically connected with the electric three-way valve, the electric two-way valve, the electric temperature control three-way water mixing valve and the ground heating branch electric valve.
1. The cooling water pipeline of the fan coil is used for introducing 7 ℃ of chilled water to exchange heat through the fan coil, 12 ℃ of hot water is generated and is sent into the cold and hot water mixing tank through the hot water pipeline of the fan coil, then is sent into the water outlet pipe of the cold and hot water mixing tank, and is sent into the floor radiation refrigerating system through the floor heating circulating pump;
2. when the indoor temperature exceeds 24 ℃, a bypass passage of an electric three-way valve on a cold water pipeline of the fan coil is closed, the electric two-way valve is opened, chilled water enters the fan coil for refrigeration, and the fan coil dehumidifies indoor air and reduces the indoor air temperature. When the calculated indoor dew point temperature is lower than the indoor set value, a bypass passage of the electric three-way valve of the air disc is opened, the electric two-way valve is closed, and chilled water directly enters the floor radiation refrigerating system for refrigerating.
3. When the temperature of the water entering the floor radiation system reaches the critical value of the dew point temperature, the electric temperature control three-way water mixing valve closes the floor radiation end valve, opens the bypass, and the chilled water directly returns to the cold and hot water mixing tank from the bypass pipe and then enters the large system water return main pipe.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features.
Claims (5)
1. The fan disc and radiation coil linkage device comprises a plurality of fan coils (1), a floor heating circulating pump (2), a floor heating water separator-collector (3) and a controller (4); the method is characterized in that: the water inlet end and the water outlet end of the fan coil (1) are respectively connected with a fan coil cold water pipeline (5) and a fan coil hot water pipeline (6); wherein an electric three-way valve (8) is arranged on the fan coil cold water pipeline (5); the bypass of the electric three-way valve (8) is connected with a fan coil hot water pipeline (6); an electric two-way valve (9) is arranged on the fan coil hot water pipeline (6) and one end of the electric two-way valve is connected with the cold and hot water mixing tank (7); wherein, a water outlet pipeline on the cold and hot water mixing tank (7) is sequentially connected with an electric temperature control three-way water mixing valve (11) and a floor heating circulating pump (2); the other end of the floor heating circulating pump (2) is connected with a floor heating water collector (3); and a water outlet pipe through pipe check valve (12) on the floor heating water separator-collector (3) is connected with the cold and hot water mixing tank (7).
2. The fan tray and radiant coil linkage as set forth in claim 1, wherein: wherein Y-shaped filters (13) are respectively arranged on the water outlet pipelines of the fan coil cold water pipeline (5) and the cold and hot water mixing tank (7).
3. The fan tray and radiant coil linkage as set forth in claim 1, wherein: an exhaust valve (7-1) is arranged at the top of the cold and hot water mixing tank (7), and a water discharging valve (7-2) is arranged at the bottom of the cold and hot water mixing tank.
4. The fan tray and radiant coil linkage as set forth in claim 1, wherein: the bypass pipe of the electric temperature control three-way water mixing valve (11) is connected with the water outlet pipe of the floor heating water collector (3).
5. The fan tray and radiant coil linkage as set forth in claim 1, wherein: the water inlet end and the water outlet end of the fan coil (1) are connected with a fan coil cold water pipeline (5) and a fan coil hot water pipeline (6) through metal hoses (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223361053.5U CN219735452U (en) | 2023-05-31 | 2023-05-31 | Linkage device for fan disc and radiation coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223361053.5U CN219735452U (en) | 2023-05-31 | 2023-05-31 | Linkage device for fan disc and radiation coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219735452U true CN219735452U (en) | 2023-09-22 |
Family
ID=88053934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223361053.5U Active CN219735452U (en) | 2023-05-31 | 2023-05-31 | Linkage device for fan disc and radiation coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219735452U (en) |
-
2023
- 2023-05-31 CN CN202223361053.5U patent/CN219735452U/en active Active
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