CN211953121U

CN211953121U - Radiation and convection based integrated cooling and heating system

Info

Publication number: CN211953121U
Application number: CN202020572246.7U
Authority: CN
Inventors: 康旭辉
Original assignee: Xi'an Metcon Technology Co ltd
Current assignee: Xi'an Metcon Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-11-17
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to a based on radiation and convection integration refrigeration and heat system, including capillary network, fan-coil unit, control system, the fixed wet return that has cup jointed of capillary network one end. This application adopts different main and auxiliary relations when heating or refrigeration through the design that adopts radiation and convection integration, when winter heating operation: low-temperature hot water is used as a heating medium and is conveyed to a capillary pipe network under the ground for radiation heating, and a fan-coil unit assists in rapid convection heating; and during cooling operation in summer: the water temperature of an inlet and an outlet of the air source heat pump is 12-7 ℃, the air source heat pump is conveyed to a capillary pipe network radiation system under the ground, in order to avoid the condition that the floor temperature is too low and the cold feeling and the condensation are easily generated, part of water supplied from the host side is mixed with the return water in the return water pipe on one side of the capillary pipe network, the outlet water temperature of the confluence end is high, and the fan-coil unit is used for assisting in dehumidification, so that the condensation phenomenon can be well avoided and improved.

Description

Radiation and convection based integrated cooling and heating system

Technical Field

The application relates to the technical field of refrigeration systems, in particular to a radiation and convection based integrated refrigeration and heating system.

Background

Along with the improvement of living standard of people, the proportion of heat supply and refrigeration energy consumption to the total social energy consumption is increased year by year, floor radiation heating technology has entered thousands of households, low-temperature ground heating medium forms a temperature gradient gradually decreasing from the sole to the head in a room, so as to provide comfortable feeling of foot warming and head cooling for people, the floor radiation heating technology accords with the theory of Chinese medicine 'warm foot and cool head', is the most comfortable heating mode at present and also is a symbol of modern life quality, but the heating of buildings is mainly realized by floor radiation heating or radiator convection heating at present, the refrigeration is mainly realized by a central air-conditioning fluorine system or a water system, the refrigeration end of the central air-conditioning water system is mainly a fan-coil unit, the working principle under the refrigeration working condition is that air in a room is continuously recycled in the unit, the air is cooled after passing through a cold water coil, the temperature of the room is kept constant, so as, however, the motor has certain noise when rotating, the cold index per unit area is large, the energy consumption is high, the motor is not beneficial to long-time use, the human body feeling is general to be too cold or too hot, and the comfort level is low, so that the radiation and convection-based integrated cooling and heating system is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application proposes a radiation and convection based integrated cooling and heating system to improve the above problems.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the integrated refrigeration and heating system based on radiation and convection comprises a capillary network, a fan coil unit and a control system, wherein one end of the capillary network is fixedly sleeved with a water return pipe, the top of the water return pipe is fixedly sleeved with an electric three-way valve, the other end of the water return pipe is fixedly sleeved with an air source heat pump, one end of the air source heat pump is fixedly sleeved with a water distribution pipe, one side of the water distribution pipe is fixedly sleeved with a water mixing pump, and a fan coil water injection pipe is fixedly sleeved between the air source heat pump and the fan coil unit.

Optionally, a water supply pipe is fixedly sleeved at the other end of the air source heat pump, and a water injection solenoid valve is fixedly sleeved at one end of the air source heat pump close to the water distribution pipe.

Optionally, the other end of the water mixing pump is fixedly sleeved with a water mixing electromagnetic valve, and the other end of the water mixing pump is fixedly sleeved with the electric three-way valve.

Optionally, the other side of the water distribution pipe is fixedly sleeved with the capillary network.

Optionally, the fan coil water injection pipes are respectively fixedly sleeved on two sides of the fan coil unit, and the fan coil water injection pipes on the two sides of the fan coil unit are respectively fixedly sleeved with a first electromagnetic valve and a second electromagnetic valve.

Optionally, the air source heat pump, the water mixing electromagnetic valve, the fan coil unit and the electromagnetic valve thereon are electrically connected with the control system, and the control system is also wirelessly connected with a temperature sensor.

The application provides a based on radiation and convection integration refrigeration heating system possesses following beneficial effect:

1. this application is through the design that adopts radiation and convection current integration, and the different main and auxiliary relations that adopt when heating or refrigeration, when winter heating operation: low-temperature hot water with the temperature of 35-45 ℃ is taken as a heating medium and is conveyed to a capillary network under the ground for radiation heating, and a fan-coil unit assists in rapid convection heating; and during cooling operation in summer: when the fan-coil unit serves as a tail end, the water temperature of an inlet and an outlet of the air source heat pump is 12-7 ℃, and when the air source heat pump is directly conveyed to a capillary pipe network radiation system under the ground at the temperature, in order to avoid the situations that the floor temperature is too low and the cold feeling and the dewing are easy to generate, a part of water supply on the host side is mixed with the return water in the return water pipe on one side of the capillary pipe network, the water outlet temperature of a confluence end is high, and then the fan-coil unit is used for assisting in dehumidification, so that the dewing phenomenon can.

2. This application is through setting up temperature-sensing ware to and take the control system that humiture collection of components such as humidity control function temperature controller, thereby accessible risees water supply temperature or gets rid of modes such as ambient humidity when refrigeration in summer, and can control dew point temperature, avoid floor dewfall phenomenon, improved the use flexibility of device, make the device use the energy consumption lower.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 shows a schematic structural diagram of the present application;

FIG. 2 shows the water return pipe schematic diagram of the structure of the application.

In the figure: 1. a capillary network; 2. a water return pipe; 3. an electric three-way valve; 4. an air source heat pump; 5. a water injection solenoid valve; 6. a water mixing electromagnetic valve; 7. a water mixing pump; 8. a water distribution pipe; 9. a water injection pipe of the fan coil; 10. A first solenoid valve; 11. a fan coil unit; 12. a second solenoid valve; 13. a temperature sensor; 14. And (5) controlling the system.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 2, the present invention provides a technical solution: a cooling and heating system based on radiation and convection integration comprises a capillary network 1, a fan coil unit 11 and a control system 14, wherein one end of the capillary network 1 is fixedly sleeved with a water return pipe 2, the top of the water return pipe 2 is fixedly sleeved with an electric three-way valve 3, the other end of the water return pipe 2 is fixedly sleeved with an air source heat pump 4, the other end of the air source heat pump 4 is fixedly sleeved with a water supply pipe, one end of the air source heat pump 4, which is close to a water distribution pipe 8, is fixedly sleeved with a water injection electromagnetic valve 5, one end of the air source heat pump 4 is connected with the water supply pipe, so that the water is kept sufficient, the reliability of the device is improved, meanwhile, the other end of the air source heat pump 4 is provided with the water injection electromagnetic valve 5 and is controlled by the control system 14, so that the practicability of the device is ensured, and the air, the control system 14 is also wirelessly connected with a temperature sensor 13, the control system 14 is used for controlling the air source heat pump 4, the water mixing electromagnetic valve 6, the fan coil unit 11 and the electromagnetic valves thereon, so that the device can be started to work only through the control system 14 when in use, the device is safe, convenient and more comfortable, the safety of the device is improved, and the temperature sensor 13 is arranged to be wirelessly connected with the control system 14, so that the room temperature can be controlled more easily, the practicability of the device is improved, one end of the air source heat pump 4 is fixedly sleeved with a water distribution pipe 8, the other side of the water distribution pipe 8 is fixedly sleeved with the capillary network 1, the other side of the water distribution pipe 8 is connected with the capillary network 1, so that the water can be uniformly distributed into each capillary network 1 through the water distribution pipe 8, and the radiation area of the capillary network 1 is ensured, the usability of the device is improved, one side of the water distribution pipe 8 is fixedly sleeved with a water mixing pump 7, the other end of the water mixing pump 7 is fixedly sleeved with a water mixing electromagnetic valve 6, the other end of the water mixing pump 7 is fixedly sleeved with an electric three-way valve 3, the other end of the water mixing pump 7 is provided with the water mixing electromagnetic valve 6, so that the communication between the water mixing pump 7 and the electric three-way valve 3 can be controlled, when the device is needed to be used, water mixing can be carried out only by controlling the water mixing electromagnetic valve 6 to be opened by using a control system 14, the temperature of water is ensured, a large amount of energy consumption is saved, the device is more economical to use, fan coil water injection pipes 9 are fixedly sleeved between the air source heat pump 4 and the fan coil unit 11, the fan coil water injection pipes 9 are respectively and fixedly sleeved on two sides of the fan coil unit 11, and a first electromagnetic valve 10 and, the fan coil unit 11 is connected with the air source heat pump 4 through the fan coil water injection pipe 9, so that the fan coil unit 11 has a stable cooling and heating source, the normal operation of the fan coil unit 11 is ensured, meanwhile, a complete loop is formed between the fan coil unit 11 and the air source heat pump 4 through the fan coil water injection pipe 9, and the usability of the device is improved.

In summary, the radiation and convection based integrated cooling and heating system provided by the present application, when in use, firstly, the rotary refrigeration or heating is carried out according to the needs, and the rapid refrigeration or heating is carried out by adopting different main and auxiliary relations, when refrigeration is needed, the water temperature is reduced to a set value by using the air source heat pump 4 and is injected into the capillary network 1, then the convection refrigeration is carried out by using the fan coil unit 11, so that the temperature of the room is rapidly reduced, when heating is needed, the temperature of water in the air source heat pump 4 needs to be raised to a set value, and then the water is injected into the capillary network 1 to perform radiation heating, and meanwhile, the fan-coil unit 11 is used for auxiliary heating, so that the temperature in a room is rapidly increased, the body feeling comfort degree of a human body is improved, and finally the device can be controlled through the control system 14 so as to reach the most comfortable temperature.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides a based on radiation and convection integration refrigeration and heat system, includes capillary network (1), fan-coil unit (11), control system (14), its characterized in that: the novel air conditioner is characterized in that a water return pipe (2) is fixedly sleeved at one end of the capillary pipe network (1), an electric three-way valve (3) is fixedly sleeved at the top of the water return pipe (2), an air source heat pump (4) is fixedly sleeved at the other end of the water return pipe (2), a water distribution pipe (8) is fixedly sleeved at one end of the air source heat pump (4), a water mixing pump (7) is fixedly sleeved at one side of the water distribution pipe (8), and a fan coil water injection pipe (9) is fixedly sleeved between the air source heat pump (4) and a fan coil unit (11).

2. The integrated cooling and heating system based on radiation and convection as claimed in claim 1, wherein: the other end of the air source heat pump (4) is fixedly sleeved with a water supply pipe, and one end of the air source heat pump (4) close to the water distribution pipe (8) is fixedly sleeved with a water injection electromagnetic valve (5).

3. The integrated cooling and heating system based on radiation and convection as claimed in claim 1, wherein: the other end of the water mixing pump (7) is fixedly sleeved with a water mixing electromagnetic valve (6), and the other end of the water mixing pump (7) is fixedly sleeved with the electric three-way valve (3).

4. The integrated cooling and heating system based on radiation and convection as claimed in claim 1, wherein: the other side of the water distribution pipe (8) is fixedly sleeved with the capillary pipe network (1).

5. The integrated cooling and heating system based on radiation and convection as claimed in claim 1, wherein: the fan coil water injection pipes (9) are fixedly sleeved on two sides of a fan coil unit (11) respectively, and the fan coil water injection pipes (9) on the two sides of the fan coil unit (11) are fixedly sleeved with a first electromagnetic valve (10) and a second electromagnetic valve (12) respectively.

6. The integrated cooling and heating system based on radiation and convection as claimed in claim 1, wherein: the air source heat pump (4), the water mixing electromagnetic valve (6), the fan coil unit (11) and the electromagnetic valve on the fan coil unit are electrically connected with the control system (14), and the control system (14) is also wirelessly connected with the temperature sensor (13).