CN202452749U - Fully-automatic emptying solar water heater - Google Patents

Abstract

The utility model provides a fully automatic emptying solar water heater, which includes a water storage tank, an incubator connected with the upper and lower water pipes, and a buffer room, which is connected with the water outlet of the water storage tank through a water guide pipe. The ends are respectively located at the bottom of the buffer chamber and the water storage tank, and the upper ports of the upper and lower water pipes are set at the upper end of the buffer chamber. The solar water heater of the utility model realizes the function of automatic emptying. When emptying each time, the air in the upper and lower water pipes enters the buffer room for storage, and can repeat automatic emptying; the water stored in the upper and lower water pipes is emptied and discharged directly when in use. Hot water is convenient to use and saves water; it avoids freezing and cracking of water pipes in cold weather and prolongs the service life of upper and lower water pipes.

Description

A fully automatic emptying solar water heater

technical field

The utility model relates to a solar water heater, in particular to a fully automatic emptying solar water heater.

Background technique

Most of the solar water heaters currently used in the market have no emptying function. Before each use, the cold water in the water pipe must be drained to get hot water, which wastes a lot of water resources. When used in the cold season in the north, the water pipe often freezes. Blocking or freezing problems.

In order to solve this problem, people have designed and improved the emptying device of solar water heaters: if some solar water heaters use electronic equipment such as solenoid valves to solve the problem of freezing or cracking water pipes in winter and draining cold water first when using them, but The equipment needs electric cooperation, which increases the manufacturing cost and the use cost, and cannot be used when the power is cut off, which brings inconvenience and safety hazards to users. There are also some solar water heaters that use mechanical emptying. There are too many pipes and valves in the emptying device, and the operation is complicated. Moreover, when emptying each time, the air in the upper and lower water pipes will enter the water storage tank of the solar water heater to form air bubbles and be lost. The gas in the tank gradually decreases, the amount of water increases, and when a certain number of emptying times is reached, the emptying function is lost, and an air intake device needs to be added to achieve the purpose of emptying, which brings trouble to the use and limits the emptying times. The realization of fully automatic emptying cannot completely avoid the danger of freezing or cracking of water pipes.

Utility model content

The utility model aims to solve the above-mentioned shortcomings, and provides a solar water heater that can realize automatic emptying without using electricity, so as to achieve the purpose of antifreezing the upper and lower water pipes, and hot water can be released immediately after opening.

In order to achieve the above purpose, the utility model provides a fully automatic emptying solar water heater, which includes a water storage tank, an incubator connected with the upper and lower water pipes, and a buffer room, which is connected with the water outlet of the water storage tank through the water guide pipe , the two ends of the water guide pipe are respectively located at the bottom of the buffer chamber and the water storage tank, and the upper ports of the upper and lower water pipes are arranged at the upper end of the buffer chamber cavity.

The upper and lower water pipes are located in the middle section of the buffer chamber and the incubator to be provided with an upper and lower water conversion valve.

The improvement solution is that, in order to facilitate processing and installation, the buffer chamber is fixed inside the water storage tank.

In addition, the buffer chamber can also be fixed on the outside of the water storage tank or the bottom of the water storage tank.

The utility model brings the following beneficial effects:

1. The automatic emptying function is realized, so that each time the gas is emptied, the gas will be stored and intercepted by the buffer chamber, preventing the gas from entering the water storage tank to form bubbles and being lost, so as to realize the automatic emptying effect;

2. The emptying device is used to empty the water stored in the upper and lower water pipes, ensuring that the upper and lower water pipes are empty when the solar water heater is not in use. When in use, there is no need to discharge the cold water in the upper and lower water pipes, and the hot water of the solar water heater is directly Discharge, realize hot water when opened, convenient to use and save water;

3. Since there is no water stored in the upper and lower water pipes, the water pipes are prevented from freezing and cracking in cold weather, and the service life of the upper and lower water pipes is prolonged;

4. The upper and lower water pipes in the middle section of the buffer room and the incubator are equipped with a water and water switching valve. One valve solves the operation of the water and water, and the operation of the water and water is more convenient.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

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

Fig. 2 is the structural representation of the second embodiment of the utility model;

Fig. 3 is the structural representation of the utility model embodiment three;

Among the figure: 1-water storage tank, 2-buffer chamber, 3-upper and lower water pipes, 4-upper and lower water conversion valve, 5-insulation tank, 6-aqueduct.

Detailed ways

Embodiment one

As shown in Figure 1, a kind of automatic emptying solar water heater comprises water storage tank 1, the incubator 5 that is connected with upper and lower water pipe 3, and the upper port of upper and lower water pipe 3 is arranged on the inner cavity upper end of buffer chamber 2; Fixed at the water outlet at the bottom of the water storage tank 1, the buffer chamber 2 and the water storage tank 1 are designed and installed together, which is both beautiful and convenient; The two ends are respectively located at the bottom of the buffer chamber and the water storage tank.

When the solar water heater is filled with water, first turn the upper and lower water switching valves to the water supply position, and then inject tap water into the solar water storage tank, and then turn the switching valve to the water supply position after it is filled with water. The attractive force flows into the incubator, and the air in the incubator will rush into the water pipe quickly. The air enters the buffer chamber along with the upper and lower water pipes. The air floats in the upper space of the buffer chamber, while the water is in the lower part of the buffer chamber. The air will not be lost under the action of the buffer chamber.

When in use, turn on the faucet to use water, because the hot water discharged from the upper and lower water pipes last time in the incubator will flow out with the faucet. Quickly pump out the hot water in the water storage tank. At this time, the hot water enters the bottom of the buffer chamber, and the buffer chamber is quickly filled with water, so that the air in the buffer chamber is driven into the pipeline by the water and returned to the incubator for the next emptying. , hot water will flow out quickly through the faucet. When the water tap is turned off, the hot water in the upper and lower water pipes flows into the incubator for heat preservation, and the air in the incubator will quickly rush into the water pipe and then be stored in the buffer chamber. In this way, the upper and lower water pipe systems are emptied. The above-mentioned process will be repeated for each subsequent opening and closing of the water tap.

The utility model has a buffer chamber, so that the solar water heater can achieve the function of automatic emptying, that is, when emptying each time, the air in the upper and lower water pipes flows upwards and enters the buffer chamber to be stored, preventing the gas from entering the water storage tank to form bubbles and being lost. Efficient for repeated emptying. Since the water stored in the upper and lower water pipes can be emptied every time, it is ensured that the upper and lower water pipes of the solar water heater are empty when not in use, so when in use, there is no need to discharge the cold water in the upper and lower water pipes, and the hot water of the solar water heater is directly Discharge, realize hot water when opened, convenient to use and save water; in addition, because there is no water stored in the upper and lower water pipes, it avoids freezing and cracking of the water pipes in cold weather, prolonging the service life of the upper and lower water pipes. Set a switching valve on the upper and lower water pipes in the middle section of the buffer room and the incubator. The other end of the switching valve is connected to the tap water pipe. When water supply is required, turn the upper and lower water switching valve to the water supply position, and inject water into the solar water storage tank until it is full. After the water is turned on, the switching valve is turned to the water launching position, and hot water will flow out from the solar water storage tank through the upper and lower water pipes. One valve solves the complex operation of water up and down, which facilitates the operation of people going up and down the water and saves other valves.

Embodiment two

Compared with the first embodiment, the water outlet of the water storage tank 1 is located at the upper part, and the water guide pipe 6 is n-shaped, which communicates the buffer chamber 2 with the water outlet of the water storage tank 1 .

Embodiment three

Compared with the first embodiment, the top of the buffer chamber 2 is fixed at the water outlet at the bottom of the water storage tank 1, and the water guide pipe 6 extends from the water outlet of the water storage tank 1 into the bottom of the buffer chamber 2.

In addition, according to needs, the buffer chamber can also be fixed on the outside of the water storage tank.

The above embodiments are not limited to the protection scope of the present utility model, and all modifications or changes based on the basic idea of the present utility model fall within the protection scope of the present utility model.

Claims (3)

1. the solar water heater of a full-automatic emptying; Comprise water storage tank, the incubator that is connected with upper and lower conduit; It is characterized in that: also comprise surge chamber; It is connected with said water storage tank delivery port through aqueduct, and the two ends of aqueduct lay respectively at the bottom of surge chamber and water storage tank, and the port of said upper and lower conduit is arranged on surge chamber inner chamber upper end.

2. the solar water heater of full-automatic emptying according to claim 1 is characterized in that: the stage casing that is positioned at surge chamber and incubator at said upper and lower conduit is provided with water switching valve up and down.

3. the solar water heater of full-automatic emptying according to claim 1, it is characterized in that: said surge chamber is fixed in water storage tank inside.

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