CN206001726U - A kind of double-cabinet solar water heater - Google Patents

Abstract

This utility model discloses a dual-chamber solar water heater, including a collector and an insulated water tank. A water outlet pipe connects the collector and the insulated water tank. The collector consists of multiple collector tubes connected in parallel series. The inlet of the collector is connected to an automatic water replenishment tank via a water pipe. A float valve is installed at the inlet of the automatic water replenishment tank. A partition is installed inside the insulated water tank, dividing it into upper and lower layers. The upper layer is a high-temperature water tank, and the lower layer is a low-temperature water tank. The two tanks are connected by a heat exchanger installed between the high-temperature and low-temperature water tanks. The input end of the high-temperature water tank is connected to the outlet of the collector, and the outlet of the low-temperature water tank is connected to a circulating water pipe. The other end of the circulating water pipe is connected to the collector. An electric heater is also installed inside the low-temperature water tank. This utility model ensures that the hot water supply is not affected after adding cold water and has automatic water replenishment and electric heating functions.

Description

A double-chamber solar water heater

technical field

The utility model relates to the technical field of solar water heaters, in particular to a double-chamber solar water heater.

Background technique

A solar water heater is a device that converts sunlight energy into heat energy, and heats water from low temperature to high temperature to meet the needs of hot water in people's daily life. Solar water heaters are mainly based on the principle that vacuum heat collecting tubes collect heat, hot water floats up and cold water sinks, so that water can be circulated to obtain the required hot water. Traditional solar energy has disadvantages such as short heating time in winter and when the weather is bad, slow heating of hot water, and low temperature cannot be used. In addition, the two inner tanks of traditional double-chamber solar water heaters are divided into water pipes for hot water circulation, which is prone to water leakage. And so on.

Utility model content

In view of the above problems, the utility model provides a double-chamber solar water heater, which can ensure that the hot water is not affected after adding cold water, and has automatic water supply and electric heating functions to ensure that the water supply is not limited in winter and avoid water leakage, which can effectively Solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a double-chamber solar water heater, including a heating mechanism and an intelligent control box, the heating mechanism includes a support frame, the intelligent control box is installed at the bottom of the support frame, and the support frame is formed into L-shaped, with a heat collector laid obliquely above, the heat collector is composed of a vacuum heat pipe, a cold water inlet valve is installed on the upper left corner of the vacuum heat pipe, a water outlet is arranged on the lower left corner of the vacuum heat pipe, and the water outlet is connected with a thermal insulation Water storage tank; the top of the heat collector is also equipped with a solar panel, the bottom of the solar panel is connected with a storage battery, and the output end of the storage battery is connected with an electric heater, and the electric heater is installed at the bottom of the heat preservation water storage tank A main control chip is installed in the intelligent control box, and the main control chip is connected with a data acquisition card, an electromagnetic relay and a power regulator, the electromagnetic relay is connected to the cold water inlet valve, and the power regulator is connected to the control terminal of the electric heater.

As a preferred technical solution of the utility model, a three-way faucet is connected to the outlet pipes of the high-temperature water tank and the low-temperature water tank, and a temperature sensor is installed at the three-way water faucet.

As a preferred technical solution of the utility model, the input end of the electric heater is connected to a battery, the input end of the battery is installed with a photovoltaic inverter, and the input end of the photovoltaic inverter is installed with a solar panel , the solar panel is installed on the top of the collector.

As a preferred technical solution of the present invention, the input end of the electric heater is connected to a temperature control switch, and the temperature control switch is connected to a temperature sensor.

Compared with the prior art, the beneficial effects of the utility model are: the double-chamber solar water heater, by setting the automatic water supply tank, uses the float valve to realize the automatic water supply function, which is convenient and low in cost; The high-temperature water tank and the low-temperature water tank are two compartments, which effectively separate high-temperature water and low-temperature water, avoiding the impression of using after adding cold water; by setting a heat exchanger to realize the water flow exchange between the high-temperature water tank and the low-temperature water tank, it can effectively prevent water leakage; by setting The solar panel uses the temperature sensor and the temperature control switch to realize the automatic control of the electric heater, thereby effectively realizing the electric heating to ensure the water temperature; the utility model can ensure that the hot water is not affected after adding cold water, and has automatic water supply and electric heating Function to ensure unrestricted water supply in winter and avoid water leakage.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a circuit diagram.

In the figure: 1-heat collector; 2-insulation water tank; 3-outlet pipe; 4-heat collection pipe; 5-automatic water replenishment tank; 6-float valve; 10-heat exchanger; 11-circulating water pipe; 12-electric heater; 13-three-way faucet; 14-battery; 15-photovoltaic inverter; 16-solar panel; 17-temperature sensor; 18-temperature control switch .

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example:

Please refer to Figure 1 and Figure 2, the utility model provides a technical solution: a double-chamber solar water heater, including a heat collector 1 and a heat preservation water tank 2, and an outlet pipe is connected between the heat collector 1 and the heat preservation water tank 2 3. The heat collector 1 is composed of a plurality of heat collecting tubes 4 connected side by side in series. The water inlet of the heat collector 1 is connected to an automatic water replenishment tank 5 through a water pipe, and a float valve 6 is installed at the water inlet of the automatic water replenishment tank 5; The insulation water tank 2 is equipped with a partition 7, and the partition 7 divides the insulation water tank 2 into upper and lower layers, the upper layer is a high-temperature water tank 8, and the lower layer is a low-temperature water tank 9, and the two layers of water tanks are connected by a heat exchanger 10 , the heat exchanger 10 is installed between the high-temperature water tank 8 and the low-temperature water tank 9, the input end of the high-temperature water tank 8 is connected to the water outlet of the heat collector 1, and the water outlet of the low-temperature water tank 9 is connected with a circulating water pipe 11. The other end of the water pipe 11 is connected to the heat collector 1, and an electric heater 12 is also installed in the low-temperature water tank 9;

The outlet pipes of the high-temperature water tank 8 and the low-temperature water tank 9 are connected with a three-way water tap 13, and a temperature sensor 17 is also installed at the three-way water tap 13; the input end of the electric heater 12 is connected with a storage battery 14, and the storage battery 14 A photovoltaic inverter 15 is installed at the input end of the photovoltaic inverter 15, and a solar cell panel 16 is installed at the input end of the photovoltaic inverter 15, and the solar cell panel 16 is installed on the top of the heat collector 1; the input of the electric heater 12 The temperature control switch 18 is connected to the end, and the temperature control switch 18 is connected to the temperature sensor 17.

The working principle of the utility model: the heat collector 1 is used to absorb solar energy, the heat preservation water tank 2 is used to store heated water, and the water outlet pipe 3 is used to realize the heat exchange between the heat collector 1 and the heat preservation water tank 2 Water exchange and circulation; the automatic water replenishment tank 5 is used to realize the automatic water replenishment operation. When the water level meets the requirements, the float ball of the float valve 6 floats on the water surface, and the valve is closed and sealed. When the water level drops below the standard water level, The floating ball falls, the valve is pulled open, and water starts to enter; cold water enters the heat collecting pipe 4 through the water inlet, and the heat collecting pipe 4 is made of heat-absorbing material, which can effectively absorb sunlight heat to realize the water heating operation; The outer wall of the thermal insulation water tank 2 is made of thermal insulation material and has good thermal insulation performance. The partition 7 effectively realizes the isolation of the high-temperature water tank 8 and the low-temperature water tank 9; the hot water that has just been heated enters the high-temperature water tank 8 for storage, and the temperature is relatively low The water in the low-temperature water tank 9 is sent to the low-temperature water tank 9 through the heat exchanger 10; the water in the low-temperature water tank 9 is sent to the heat collector 1 again through the circulating water pipe 11 for heating;

When the light is insufficient, the electric heating device will be started, the solar panel 16 will convert solar energy into electric energy, and the photovoltaic inverter 15 will rectify and transform the converted electric energy into direct current and charge the storage battery 14; the temperature sensor 17 detects the temperature of the water in the current low-temperature water tank 9, and when the requirements are not met and the three-way faucet 13 is opened, that is, the user starts to use water, the temperature control switch 18 will be turned on, the electric heater 12 and the battery 14 will be connected, and the electric heater 12 will start to work Heating to ensure that the water temperature meets the requirements.

The double-chamber solar water heater, by setting the automatic water supply tank 5, utilizes the float valve 6 to realize the automatic water supply function, which is convenient and low in cost; by setting the partition plate 7, the heat preservation water tank 2 is divided into two compartments, the high temperature water tank 8 and the low temperature water tank 9, Effectively separate high-temperature water and low-temperature water, avoiding impression after adding cold water; realize water flow exchange between high-temperature water tank 8 and low-temperature water tank 9 by setting heat energy exchanger 10, can effectively prevent water leakage; by setting solar panel 16, use The temperature sensor 17 and the temperature control switch 18 realize the automatic control of the electric heater 12, thereby effectively realizing the electric heating to ensure the water temperature; the utility model can ensure that the hot water is not affected after adding cold water, and has the functions of automatic water supply and electric heating, Ensure unrestricted water supply in winter and avoid water leakage.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (4)

1. a kind of double-cabinet solar water heater, including heat collector (1) and attemperater (2), described heat collector (1) and attemperater (2) be connected with outlet pipe (3) between it is characterised in that：Described heat collector (1) is composed in series side by side by many thermal-collecting tubes (4), collection The water inlet of hot device (1) is connected with automatic water supply tank (5) by water pipe, and the water inlet of described automatic water supply tank (5) is provided with floating Ball valve (6)；Dividing plate (7) is installed in described attemperater (2), attemperater (2) is divided into upper and lower two-layer by described dividing plate (7), Upper strata is high-temperature water tank (8), and lower floor is low temperature water tank (9), is connected by thermal energy converter (10) between two-layer water tank, described Thermal energy converter (10) is arranged between high-temperature water tank (8) and low temperature water tank (9), and the input of high-temperature water tank (8) is connected to collection The outlet of hot device (1), the outlet of low temperature water tank (9) is connected with circulating water pipe (11), described circulating water pipe (11) another End is connected to heat collector (1), is also equipped with electric heater (12) in low temperature water tank (9).

2. a kind of double-cabinet solar water heater according to claim 1 it is characterised in that：Described high-temperature water tank (8) with low The outlet pipe of reservoir (9) is connected with three-way water tap (13), and described three-way water tap (13) place is also equipped with temperature sensor (17).

3. a kind of double-cabinet solar water heater according to claim 1 it is characterised in that：Described electric heater (12) defeated Enter end and be connected with accumulator (14), the input of described accumulator (14) is provided with photovoltaic DC-to-AC converter (15), described photovoltaic inversion The input of device (15) is provided with solar panel (16), and described solar panel (16) is arranged on heat collector (1) top.

4. a kind of double-cabinet solar water heater according to claim 1 it is characterised in that：Described electric heater (12) defeated Enter end and be connected with temperature detect switch (TDS) (18), described temperature detect switch (TDS) (18) is connected to temperature sensor (17).