CN212179251U

CN212179251U - High-efficiency solar water heater

Info

Publication number: CN212179251U
Application number: CN202020125422.2U
Authority: CN
Inventors: 张羽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-12-18
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses a high-efficiency solar water heater, which comprises a solar heat collecting pipe body, a heat preservation tank and a cold water tank, wherein the solar heat collecting pipe body comprises a plurality of solar heat collecting pipes, the solar heat collecting pipes are double-layer vacuum pipes, each vacuum pipe comprises an inner layer and an outer layer, and the solar heat collecting pipes are designed with openings at two ends; the solar heat collecting pipes are connected end to end through connecting pieces; the connecting piece is a U-shaped connecting piece or an elbow; the elbow is a 90-degree elbow; the solar heat collecting pipe body is of a hexagonal, square or continuous fence-shaped structure; one end of the solar heat collecting pipe body is connected with the cold water tank through a water conveying pipe, the other end of the solar heat collecting pipe body is connected with the heat preservation tank, and a boiled water pipeline between the solar heat collecting pipe body and the cold water tank is provided with a check valve; a float valve is fixedly arranged between the solar heat collecting pipe body and the heat preservation tank; a water temperature sensor is arranged inside the solar heat collecting pipe body. The utility model discloses whole device simple structure, hydrologic cycle is more high-efficient, and heating efficiency is high, and the range of application is wide.

Description

High-efficiency solar water heater

Technical Field

The utility model relates to a solar facilities technical field specifically is a high-efficient solar water heater.

Background

Solar energy refers to the heat radiation energy of the sun, and is an inexhaustible renewable energy source for human beings. With the continuous improvement of technological capability, solar energy is widely applied to various fields such as power generation or heat production. Because the rays radiated by the sun are relatively dispersed, if the rays are not concentrated, the efficiency of generating electricity or generating energy by using solar energy is extremely low. Thus. In the field of solar energy utilization, the function of the heat collector determines the utilization efficiency of the whole solar energy.

Most of the existing solar water heaters are vacuum tube type solar water heaters. The solar vacuum tube is composed of a cover glass tube and an inner glass tube, the outer surface of the inner glass tube is provided with a selective absorption film with high absorption rate and low emissivity, and high vacuum is pumped between interlayers. The spring clip is provided with a getter which can absorb gas generated during operation after being evaporated and can maintain the vacuum degree in the tube. The solar vacuum tube in the traditional sense has the structure that one end is open and the other end is closed, so that fluid enters and exits at the same end when the tube is heated, the fluid can not enter and exit smoothly, hot fluid is interfered with each other in the entering and exiting process, heat cannot be completely taken out, and the heat efficiency of a product is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a high-efficient solar water heater. The utility model discloses a following technical scheme realizes.

A high-efficiency solar water heater comprises a solar heat collecting pipe body, a heat preservation tank and a cold water tank, wherein the solar heat collecting pipe body comprises a plurality of solar heat collecting pipes, the solar heat collecting pipes are double-layer vacuum pipes, each vacuum pipe comprises an inner layer and an outer layer, and the solar heat collecting pipes are designed with openings at two ends; the solar heat collecting pipes are connected end to end through connecting pieces; the connecting piece is a U-shaped connecting piece or an elbow.

Preferably, the bend is a 90 degree bend.

Preferably, the solar heat collecting pipe body is in a hexagonal, square or continuous fence-shaped structure.

Preferably, one end of the solar heat collecting pipe body is connected with the cold water tank through a water conveying pipe, and the other end of the solar heat collecting pipe body is connected with the heat preservation tank.

More preferably, a check valve is arranged on a boiled water pipeline between the solar heat collecting pipe body and the cold water tank.

Preferably, a float valve is fixedly arranged between the solar heat collecting pipe body and the heat preservation tank.

Preferably, a water temperature sensor is arranged inside the solar heat collecting pipe body.

More preferably, the check valve and the float valve are electromagnetic valves, and the check valve, the float valve and the water temperature sensor are electrically connected with a control chip.

The utility model has the advantages that:

the utility model relates to a high-efficient solar water heater's solar energy is gathered heat pipe both ends and is the open design, and hydrologic cycle is more high-efficient, and heating efficiency is high, can gather the water in the heat pipe in the twinkling of an eye heating, and whole device simple structure realizes automatically that solar energy gathers the storage of heat pipe intaking and high-temperature water, and the range of application is wide, gives people the life and brings very big convenience, is the energy device of a green, environmental protection, is fit for popularizing on a large scale.

Drawings

Fig. 1 is a schematic cross-sectional structure view of a solar heat collecting pipe according to an embodiment 1 of the present invention;

fig. 2 is a schematic view of the overall structure of the solar water heater according to embodiment 1 of the present invention.

Wherein: 1. a solar heat collecting pipe; 2. a heat preservation tank; 3. a cold water tank; 4. a connecting member; 5. a check valve; 6. a float valve; 7. a heating hot water pump; 8. a hot water outlet; 101. an outer layer; 102. an inner layer; 103. a vacuum zone; 104. and (3) a heat absorbing coating.

Detailed Description

The technical solution of the present invention will be described in more detail and fully with reference to the accompanying drawings.

A high-efficiency solar water heater comprises a solar heat collecting pipe body, a heat preservation tank 2 and a cold water tank 3, wherein the solar heat collecting pipe body comprises a plurality of solar heat collecting pipes 1, the solar heat collecting pipes are double-layer vacuum pipes, the vacuum pipes comprise an inner layer 102 and an outer layer 101, and the solar heat collecting pipes are designed with openings at two ends; the solar heat collecting pipe 1 is connected end to end through a connecting piece 4; the connecting piece 4 is a U-shaped connecting piece or an elbow.

Further, the elbow is a 90-degree elbow; the solar heat collecting pipe body is of a hexagonal, square or continuous fence-shaped structure.

Furthermore, one end of the solar heat collecting pipe body is connected with the cold water tank 3 through a water conveying pipe, and the other end of the solar heat collecting pipe body is connected with the heat preservation tank 2; a check valve 5 is arranged on a boiled water pipeline between the solar heat collecting pipe body and the cold water tank 3; a float valve 6 is fixedly arranged between the solar heat collecting pipe body and the heat-insulating tank 2.

Detailed description of the preferred embodiment 1

The utility model provides a high-efficient solar water heater, includes that solar energy gathers hot pipe body, holding tank 2, cold water tank 3, solar energy gathers hot pipe body and includes that a plurality of solar energy gather the heat pipe, solar energy gathers the heat pipe and is the double-deck vacuum tube, the vacuum tube includes inlayer 102 and skin 101, be vacuum area 103 between the inlayer and the skin, the both ends of inlayer 102 and skin 101 are sealed to be a whole, on the outer wall of inlayer 102, inlayer 102 coats on the lateral wall of vacuum area has the heat absorption coating promptly, the heat absorption coating is copper oxide, black nickel, black chromium, black zinc or black copper.

The solar heat collecting pipe is designed with openings at two ends; the solar heat collecting pipes are connected end to end through 4 connecting pieces; the connecting piece is a U-shaped connecting piece, and the finally formed solar heat collecting pipe body is of a continuous fence-shaped structure.

As a further optimized technical scheme, one end of the solar heat collecting pipe body is connected with the cold water tank 3 through a water conveying pipe, the other end of the solar heat collecting pipe body is connected with the heat preservation tank 2, a check valve 5 is arranged on a boiled water pipeline between the solar heat collecting pipe body and the cold water tank 3, and a float valve 6 is fixedly arranged between the solar heat collecting pipe body and the heat preservation tank 2. The check valve 5 and the float valve 6 are both electromagnetic valves. A water temperature sensor is arranged inside the solar heat collecting pipe body. The check valve, the float valve 6 and the water temperature sensor are electrically connected with a control chip, and automatic water injection and hot water automatic injection in the solar heat collecting pipe body can be realized.

The thermal insulation tank 2 may be directly connected to the hot water outlet 8 through a pipe, directly use hot water through control of a tap, and use hot water for heating through the heating hot water pump 7.

When the water level in the solar heat collecting pipe body is lower than the set position, the check valve 5 is opened, water is automatically added into the heat collecting pipe group, the heat absorbing coating absorbs heat to heat the water in the pipe, and the water circulation is more efficient because the solar heat collecting pipe is of a structure with an opening at the connecting end, so that the temperature in the pipe can be instantly increased, and when the temperature reaches 90-100 ℃, the float valve 6 is opened, and hot water enters the water storage tank for later use. The whole device has high heating efficiency, can automatically complete, and is practical and very convenient.

It is to be understood that the described embodiments are merely individual embodiments of the invention, rather than all embodiments. Based on the embodiments in the present invention, all other implementations obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient solar water heater, includes that solar energy gathers hot pipe body, holding tank, cold water tank, solar energy gathers hot pipe body and includes that a plurality of solar energy gather the heat pipe, solar energy gathers the heat pipe and is double-deck vacuum tube, the vacuum tube includes inlayer and skin, its characterized in that:

the solar heat collecting pipe is designed with openings at two ends;

the solar heat collecting pipes are connected end to end through connecting pieces;

the connecting piece is a U-shaped connecting piece or an elbow.

2. A high efficiency solar water heater as claimed in claim 1, wherein: the elbow is a 90-degree elbow.

3. A high efficiency solar water heater as claimed in claim 1, wherein: the solar heat collecting pipe body is of a hexagonal, square or continuous fence-shaped structure.

4. A high efficiency solar water heater as claimed in claim 1, wherein: one end of the solar heat collecting pipe body is connected with the cold water tank through a water conveying pipe, and the other end of the solar heat collecting pipe body is connected with the heat preservation tank.

5. A high efficiency solar water heater as claimed in claim 4, wherein: and a check valve is arranged on a boiled water pipeline between the solar heat collecting pipe body and the cold water tank.

6. A high efficiency solar water heater as claimed in claim 5, wherein: a float valve is fixedly arranged between the solar heat collecting pipe body and the heat preservation tank.

7. A high efficiency solar water heater as claimed in claim 1, wherein: a water temperature sensor is arranged inside the solar heat collecting pipe body.

8. A high efficiency solar water heater as claimed in claim 6, wherein: the check valve and the float valve are electromagnetic valves, and the check valve, the float valve and the water temperature sensor are electrically connected with a control chip.