CN213095153U

CN213095153U - Solar heating system

Info

Publication number: CN213095153U
Application number: CN202022013315.3U
Authority: CN
Inventors: 冯贵良; 王绍峰; 周安昆
Original assignee: Hebei Yuandao Agricultural Development Co ltd
Current assignee: Hebei Yuandao Agricultural Development Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-05-04
Anticipated expiration: 2030-09-15

Abstract

The utility model belongs to the technical field of heating and warming, and discloses a solar heating system, which comprises a water storage unit, a heat dissipation unit and a solar heating unit communicated with the water storage unit; the heat dissipation unit is an independent closed-loop water loop and comprises a first integrated water pipe and at least one heat dissipation fin communicated with the first integrated water pipe, wherein the first integrated water pipe is arranged in the water storage unit cavity. When utilizing solar energy to warms up warmhouse booth heat supply, the utility model discloses can guarantee that the temperature is in reasonable within range all the time in the big-arch shelter, avoid the too high condition of a certain period of time temperature to appear. The utility model is suitable for an among the warmhouse booth for the heating.

Description

Solar heating system

Technical Field

The utility model belongs to the technical field of the heat supply heating, concretely relates to solar energy heat supply heating system.

Background

In winter in northern areas, a greenhouse is often used to ensure the normal growth of the planted plants. Most of the existing greenhouses adopt a boiler heating mode, a large amount of coal is used in the whole process, air is seriously polluted, and the method is not in accordance with the existing environmental protection concept.

Therefore, some greenhouses also adopt a solar heating mode at present to meet the requirements of the greenhouses for heating, so that the heating mode is more scientific and environment-friendly. According to the solar heating system applied to the greenhouse at present, water heated by the solar heat collector can directly flow into the radiating fins to supply heat to the greenhouse. But whether sunshine is sufficient can directly cause the influence to solar collector's heating work, and the temperature of the water that heats in different time quantums is diverse, directly sends into the fin with the water after the heating, makes the temperature difference of big-arch shelter in different time quantums bigger: when sunlight is sufficient in the daytime, the temperature in the greenhouse is high; and when the heat is needed in cloudy days or at night, the temperature in the greenhouse is lower. The solar heating system is difficult to keep the overall temperature in the greenhouse in a reasonable range all the time.

On the other hand, the temperature of the water heated by the solar heat collector can reach 80-90 ℃ in the middle of the day, so that the high-temperature water directly flows into the radiating fins to dissipate heat, the temperature in the greenhouse can be directly increased suddenly, the temperature is overheated, and the normal growth of plants is seriously influenced.

Disclosure of Invention

For solving exist among the prior art more than not enough, the utility model aims at providing a solar energy heat supply heating system to when utilizing solar energy to warmhouse booth heat supply heating, can guarantee that the temperature is in reasonable within range all the time in the big-arch shelter, avoid the too high condition of a certain period of time temperature to appear.

In order to achieve the above object, the utility model adopts the following technical scheme: a solar heating system comprises a water storage unit, a heat dissipation unit and a solar heating unit communicated with the water storage unit; the heat dissipation unit is an independent closed-loop water loop and comprises a first integrated water pipe and at least one heat dissipation fin communicated with the first integrated water pipe, wherein the first integrated water pipe is arranged in the water storage unit cavity.

As the utility model discloses a inject for still be equipped with electric auxiliary heating device on the pipeline of first integrated water pipe of intercommunication and fin.

As another limitation of the utility model, the first integrated water pipe comprises a plurality of aqueducts which are arranged side by side and are communicated with each other.

As a third limitation of the present invention, the water supply system further comprises a water using unit, wherein the water using unit is a single closed-loop water loop and comprises a second integrated water pipe, and a water supply pipe and a water outlet pipe which are respectively communicated with the second integrated water pipe; wherein the second integrated water pipe is arranged in the cavity of the water storage unit.

As a further limitation of the present invention, the second water pipe assembly includes a plurality of water conduits disposed horizontally and communicating with each other.

As the utility model discloses a further inject again, the header tank of water storage unit for being equipped with the heat preservation.

Since the technical scheme is adopted, compared with the prior art, the utility model, the beneficial effect who gains is:

(1) the utility model utilizes the solar heat supply unit to replace a boiler to heat water and then store the water in the water storage unit, and because of the principle of expansion with heat and contraction with cold, the water can circulate between the solar heat supply unit and the water storage unit, so as to stabilize the water temperature in the water storage unit to be more than 45 ℃; and heat exchange can be carried out between water storage unit and the first integrated water pipe, promotes the heat of water in the first integrated water pipe, then gives off the heat to in the big-arch shelter through the fin. The device can ensure that the temperature is constant in a certain range all the time while improving the temperature of the circulating water in the radiating fins in a heat exchange mode, and avoids the periodic high temperature of the circulating water in the radiating fins to cause the temperature in the greenhouse to change suddenly.

(2) The utility model discloses in set up the electric auxiliary heating device on the pipeline between first integrated water pipe and fin, in cloudy day or evening, under the limited condition of solar energy heat supply unit heat supply, electric auxiliary heating device can assist the circulating water of solar energy heat supply unit in to the fin to heat, in order to satisfy normal heating demand.

(3) The utility model discloses in the water unit that sets up also through the heat exchange mode, utilize the domestic water that the water storage unit provided to the feed pipe to heat, and because second integrated water pipe and water storage unit are isolated each other, so water after the heating still very clean, can be used for bathing, washing vegetables etc. convenient to use and environmental protection.

(4) The utility model provides a first integrated water pipe and second integrated water pipe all include a plurality of aqueducts that set up side by side, set up in the water storage unit can increase with the area of contact of cavity water-logging for heat exchange's speed guarantees the holistic heating efficiency of device.

To sum up, the utility model discloses scientific environmental protection, convenient to use can utilize solar energy to satisfy warmhouse booth's heating demand, can avoid the inside condition that appears stage nature high temperature of big-arch shelter during and the heat supply.

The utility model is suitable for an among the warmhouse booth for the heating.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

in the figure: 1. a water storage unit; 2. a solar heat collector; 3. a first integrated water pipe; 4. a heat sink; 5. an electrically assisted heating device; 6. a second integrated water pipe; 7. a water supply pipe; 8. and (5) discharging a water pipe.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It is to be understood that the preferred embodiments described herein are for purposes of illustration and understanding only and are not intended to limit the invention.

Embodiment solar heating system

As shown in fig. 1, the present embodiment includes a water storage unit 1, a heat dissipation unit, a water consumption unit and a solar heat supply unit communicated with the water storage unit 1, the solar heat supply unit replaces a common boiler to heat water, and then the water is stored in the water storage unit 1, and the temperature of the water in the heat dissipation unit and the water consumption unit is increased by a heat exchange method, so as to perform corresponding heat supply and heating.

Solar heat supply unit and water storage unit 1

The solar heating unit is used for absorbing solar energy and transferring heat to the internal circulating water. The solar heat supply unit is a plurality of solar heat collectors 2 combined together, and water outlets and water inlets of the solar heat collectors 2 are communicated with the water storage unit 1 through water guide pipes to form a circulating water loop. The number of the solar heat collectors 2 can be changed correspondingly according to the actual use situation, and three solar heat collectors 2 are provided in the present embodiment.

The water storage unit 1 is used for storing circulating water heated by the solar heating unit. In this embodiment, the water storage unit 1 is a water collection tank with an external heat preservation layer, so as to reduce unnecessary heat loss as much as possible.

Second, heat dissipation unit

The heat dissipation unit is an independent closed-loop water loop, and transfers and dissipates heat into the greenhouse after exchanging heat with circulating water in the water storage unit 1. The heat dissipation unit comprises a first integrated water pipe 3 and at least one cooling fin 4 communicated with the first integrated water pipe 3, and the first integrated water pipe 3 is integrally arranged in a cavity of the water collection tank. In order to increase the contact area between the first water collecting pipe 3 and the water in the chamber of the water collecting tank, the first water collecting pipe 3 comprises a plurality of water guiding pipes which are vertically arranged side by side and are communicated with each other, as shown in fig. 1. An electric auxiliary heating device 5 is arranged on a pipeline connecting the first integrated water pipe 3 and the radiating fins 4, and the solar heat supply unit can be assisted to provide necessary heat for the device on cloudy days or at night so as to meet the heat supply requirement.

Wherein, the electric auxiliary heating device 5 is arranged on the pipeline between the first integrated water pipe 3 and the radiating fin 4, and directly heats the circulating water in the radiating unit, thereby achieving the best heating effect with the least energy consumption. In order to meet the heating demand, 6 groups of the heat radiating fins 4 are provided in total in the present embodiment.

Water using unit

The water using unit heats the domestic water provided by the water supply pipe 7 by the water storage unit 1 in a heat exchange mode, and then provides the warm water necessary for life. As shown in fig. 1, the water using unit is similar in structure to the heat dissipating unit and is a single closed-loop water circuit, and includes a second integrated water pipe 6, and a water supply pipe 7 and a water outlet pipe 8 respectively communicated with one end of the second integrated water pipe 6. The second integrated water pipe 6 is arranged in the cavity of the water storage unit 1 and is positioned below the first integrated water pipe 3. It should be noted that the second integrated water pipe 6 includes a plurality of water conduits which are horizontally arranged up and down and are communicated with each other.

The working process of this embodiment is as follows:

taking the use of the device in the greenhouse as an example, firstly, according to the area of the greenhouse, a proper number of solar thermal collectors 2 and radiating fins 4 are selected, and the radiating fins 4 are uniformly distributed in the greenhouse. When sunshine is sufficient in the daytime, the solar heat collector 2 absorbs solar energy and transfers heat to circulating water, and then the circulating water is stored in the water storage unit 1, and water can circulate in the solar heat collector 2 and the water storage unit 1 according to the principle of thermal expansion and cold contraction, so that the water temperature in the water storage unit 1 is always kept above 45 ℃.

Circulating water in the first integrated water pipe 3 exchanges heat with water in the water storage unit 1, and the circulating water after acquiring heat dissipates the heat into the greenhouse again through the radiating fins 4 to complete heating supply of the greenhouse. The domestic water in the second integrated water pipe 6 exchanges heat with the water in the water storage unit 1, and the domestic water is discharged through the water outlet pipe 8 after obtaining heat for people to use when washing vegetables and bathing.

At night or when sunshine is insufficient in cloudy days, the electric auxiliary heating device 5 is opened, and the circulating water in the heat dissipation unit is directly subjected to auxiliary heating to meet the normal heat supply requirement.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the above-mentioned embodiments, it will be apparent to those skilled in the art that modifications can be made to the technical solutions described in the above-mentioned embodiments, or some technical features can be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a solar heating system which characterized in that: comprises a water storage unit, a heat dissipation unit and a solar heat supply unit communicated with the water storage unit; the heat dissipation unit is an independent closed-loop water loop and comprises a first integrated water pipe and at least one heat dissipation fin communicated with the first integrated water pipe, wherein the first integrated water pipe is arranged in the water storage unit cavity.

2. A solar heating system according to claim 1, wherein: and an electric auxiliary heating device is also arranged on the pipeline for communicating the first integrated water pipe and the radiating fins.

3. A solar heating system according to claim 1 or 2, wherein: the first integrated water pipe comprises a plurality of water guide pipes which are arranged side by side and communicated with each other.

4. A solar heating system according to claim 1 or 2, wherein: the water supply system also comprises a water using unit, wherein the water using unit is a single closed-loop water loop and comprises a second integrated water pipe, a water supply pipe and a water outlet pipe which are respectively communicated with the second integrated water pipe; wherein the second integrated water pipe is arranged in the cavity of the water storage unit.

5. A solar heating system according to claim 4, wherein: the second integrated water pipe comprises a plurality of water guide pipes which are horizontally arranged and are communicated with each other.

6. A solar heating system according to claim 5, wherein: the water storage unit is a water collection tank provided with a heat insulation layer.