CN201163112Y - Heat pipe solar water heater - Google Patents

Abstract

The utility model relates to a heat pipe solar water heater, which is composed of a plurality of heat pipe units. Each heat pipe unit is composed of a heat pipe, a water tank at the condensation end and a heat absorbing plate at the evaporation end. Both sides of the lower part of the heat pipe are fixed with heat-absorbing plates at the evaporating end; two corresponding matching water ports are provided on both sides of the water tank at the condensing end, and the two water ports of the water tanks at the condensing end of two adjacent heat pipe units are connected correspondingly, using a fixing plate The plurality of heat pipe units are fixed together with the lower fixing plate; one water port of the first heat pipe unit is connected with the water storage tank through pipe fittings; the other water port of the last heat pipe unit is connected with a connecting pipe. The utility model has the advantages of: it will not freeze in winter and can be used all year round; it can be installed in houses with sunlight; it has a beautiful appearance and light weight, and can be installed in different positions of the house; it is easy to install; the process is simple, the cost is low, and it is safe and reliable. , has a very broad market prospect.

Description

Heat pipe solar water heater

technical field

The utility model relates to a solar water heater, in particular to a heat pipe solar water heater with balcony railing and sunshade functions.

Background technique

Utilizing solar energy to generate hot water and photoelectric conversion to generate electricity is the current method of utilizing renewable energy, and solar water heaters are a very common conventional product. At present, solar water heaters commonly used at home and abroad: one is to use glass vacuum tubes to absorb sunlight heat and transfer it to the water storage tank; water tank. Above-mentioned two kinds of solar water heaters generally all need to be installed on the roof, and the installation cost is high. Due to the long pipeline during use, a large part of cold water needs to be drained (especially the users at the bottom drain more water). If there are more users than the effective area of the roof installation, the users who need to install later will not be able to install. Individual products also have to be contained on the balcony, but its weight is heavy, the price is high, not attractive in appearance, is subject to use restriction.

Contents of the invention

In order to solve the problem that the installation area of the existing solar water heater roof is insufficient, that is, the installation conditions are limited, the purpose of this utility model is to provide a low-cost, light-weight, and does not affect the appearance of the city (can be designed into various colors and shapes), which can A heat pipe solar water heater installed on one's own balcony, under the window or on the window awning. The installation does not destroy the current house structure, and it is a self-contained closed system, so it does not affect others and the environment; the installation is also very convenient and simple.

The purpose of this utility model is achieved by the following technical scheme, which is composed of a plurality of heat pipe units, each heat pipe unit is composed of a heat pipe, a water tank at the condensation end and a heat absorbing plate at the evaporation end, and the upper end of the heat pipe (the condensation end) is inserted into the condensation In the water tank at the condensing end, it is closely matched with the water tank at the condensing end, and the heat absorbing plate at the evaporating end is fixed on both sides of the lower part of the heat pipe (evaporating end); there are two water ports on one side of the water tank at the condensing end, and two corresponding matching The nozzles of each two adjacent heat pipe units are connected correspondingly, and the upper and lower fixing plates are used to fix the multiple heat pipe units into one body; the nozzle on one side of the first heat pipe unit passes through the pipe fittings and the storage The water tank is connected; the water port on the other side of the last heat pipe unit is connected with a connecting pipe.

Corresponding connections between two nozzles of two adjacent heat pipe units can be plug-in connections.

The water tank at the condensing end is divided into two cavities, and a sealing ring is provided at the connection with the heat pipe to prevent water leakage.

An insulation layer is provided on the outside of the water tank at the condensation end.

The upper and lower fixing plates can be straight or bent. The straight upper and lower fixing plates can fix multiple heat pipe units into a flat structure. The bent upper and lower fixing plates can be A plurality of heat pipe units are fixedly connected into a bent structure.

Heat pipe can adopt metallic materials such as iron, copper, aluminum, also can adopt non-metallic material to make. The working medium in the heat pipe is water, methanol, acetone or ammonia.

The heat pipe solar water heater of the utility model can be installed on a balcony, under a window or on an awning on the window. The product can be made as a whole or as a unit, and it can be combined and installed according to the size of the area and the occasion (combination of multiple units).

The utility model has the advantages of:

1. It will not freeze in winter and can be used all year round;

2. Houses with sunlight can be installed without any restrictions;

3. It does not affect the beauty of the city and is easy to install in old houses;

4. The newly designed building is better, and its pipes and railings can be made into different modules and completed during infrastructure construction;

5. Light weight, no glass and other fragile objects, will not constitute the safety of people downstairs;

6. The process is simple, the cost is low, and there is a very broad market prospect.

Description of drawings

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

Figure 1 is a structural schematic diagram of a heat pipe solar water heater.

Figure 2 is a schematic diagram of the structure of the heat pipe unit

Figure 3 is a structural schematic diagram of a balcony-type heat pipe solar water heater

Figure 4 is a structural schematic diagram of an awning type heat pipe solar water heater

Figure 5 is a side view of Figure 4

In the figure: 1. Condensing end water tank, 2. Sealing ring, 3. Upper fixing plate, 4. Heat pipe, 5. Evaporation end heat absorbing plate, 6. Lower fixing plate, 7. Connecting pipe, 8. Water storage tank, 9. Support bar, 10. windows, 11, 12, 13, 14. are water outlets, 15. the original electric water heater, and the arrow represents the trend of water.

Detailed ways

Example 1:

The structure of the heat pipe solar water heater described in this embodiment is shown in Fig. 1, Fig. 2 and Fig. 3. It is composed of 20 heat pipe units. The heat plate 5 is formed, the upper end of the heat pipe 4 (condensing end) is inserted into the water tank 1 at the condensing end, and is closely matched with the water tank 1 at the condensing end; There are two water ports 11, 12, and two corresponding water ports 13, 14 are provided on the other side, and the two water ports of every two adjacent heat pipe units are correspondingly plugged in. 3 and the lower fixing plate 6 to fix multiple heat pipe units into one; one side nozzles 11 and 12 of the first heat pipe unit are connected to the water storage tank 8 through pipe fittings; the other side nozzles 13 and 14 of the last heat pipe unit are connected with Tube 7 is connected. Water storage tank 8 can be installed on two sides in the balcony.

The water tank 1 at the condensing end is divided into two cavities, and a sealing ring 2 is provided at the junction with the heat pipe to prevent water leakage.

An insulation layer is provided on the outside of the water tank 1 at the condensation end.

The heat pipe 4 can be made of metal materials such as iron, copper, aluminum, or non-metallic materials; the internal working medium of the heat pipe 4 is water, methanol, acetone or ammonia. The heat pipe 4 in this embodiment is made of aluminum, and the internal working medium of the heat pipe 4 is acetone.

In this embodiment, the upper fixing plate 3 and the lower fixing plate 6 are straight strips, and 20 heat pipe units are fixedly connected into a flat structure, which is suitable for balconies, under windows, etc.

Example 2:

The structure of the heat pipe solar water heater described in this embodiment is shown in Fig. 2, Fig. 4 and Fig. 5. It is composed of 16 heat pipe units. The heat plate 5 is formed, the upper end of the heat pipe 4 (condensing end) is inserted into the water tank 1 at the condensing end, and is closely matched with the water tank 1 at the condensing end; There are two water ports 11, 12, and two corresponding water ports 13, 14 are provided on the other side, and the two water ports of every two adjacent heat pipe units are correspondingly plugged in. 3 and the lower fixing plate 6 to fix multiple heat pipe units into one; one side nozzles 11 and 12 of the first heat pipe unit are connected to the water storage tank 8 through pipe fittings; the other side nozzles 13 and 14 of the last heat pipe unit are connected with Tube 7 is connected.

The water tank 1 at the condensing end is divided into two cavities, and a sealing ring 2 is provided at the junction with the heat pipe to prevent water leakage.

An insulation layer is provided on the outside of the water tank 1 at the condensation end.

The heat pipe 4 in this embodiment is made of copper, and the working fluid in the heat pipe 4 is methanol.

The upper fixing plate 3 and the lower fixing plate 6 in this embodiment are bent, and 16 heat pipe units are fixedly connected into a bent structure. Can not directly insert, and will connect with elbow, and the angle of elbow is determined as required; This water heater is fixedly mounted on the sunshade place of window with support bar 9, is applicable to use on the sunshade on the window. The water storage tank 8 in the present embodiment is connected with the original electric water heater 15, and hot water can be supplemented and used in rainy days; it can also be directly used without being connected with the original electric water heater 15.

Working principle: Sunlight and radiant heat are absorbed by the heat pipe to vaporize the working medium (water, methanol, acetone or ammonia, etc.) in the heat pipe, and the vaporized working medium gas reaches the condensation end (upper end) of the heat pipe, and meets the cold water It condenses into a liquid and returns to the initial position by gravity or capillary force; it is heated again, vaporized and rises, and then liquefied by cooling and then descends, and the cycle goes on and on. Then, after the water in the water tank at the condensing end is heated by the heat pipe, there is thermal power to push the water to the water storage tank, and the cold water in the water storage tank flows to the water tank at the condensing end, which circulates continuously to complete heat exchange.

The water storage tank is placed according to the position of the balcony (or other places), and the potential difference is determined according to the calculation site.

Claims (6)

1. A heat pipe solar water heater, characterized in that: it is composed of a plurality of heat pipe units, and each heat pipe unit is composed of a heat pipe (4), a condensation end water tank (1) and an evaporation end heat absorption plate (5), The upper end of the heat pipe (4) is inserted into the water tank (1) at the condensing end, and fits tightly with the water tank (1) at the condensing end; the heat absorbing plate (5) at the evaporating end is fixed on both sides of the lower part of the heat pipe (4); the side of the water tank (1) at the condensing end Two water ports (11), (12) are provided, and two corresponding water ports (13), (14) are provided on the other side thereof, and two water ports of every two adjacent heat pipe units are connected correspondingly , use the upper fixing plate (3) and the lower fixing plate (6) to fix multiple heat pipe units into one body; one side nozzle (11) and (12) of the first heat pipe unit are connected to the water storage tank (8) through pipe fittings ; The other side nozzle (13), (14) of the last heat pipe unit is connected with connecting pipe (7). 2. The heat pipe solar water heater according to claim 1, characterized in that: the upper fixing plate (3) and the lower fixing plate (6) are straight or bent, and the straight upper and lower fixing plates connect multiple The heat pipe units are fixed into a flat structure; the bent upper and lower fixing plates fix the heat pipe units into a bent structure. 3. The heat pipe solar water heater as claimed in claim 1, characterized in that: the corresponding connection between the water ports of every two adjacent heat pipe units adopts a plug-in connection. 4. The heat pipe solar water heater according to claim 1, characterized in that: the water tank (1) at the condensation end is divided into two cavities, and a sealing ring (2) is provided at the connection with the heat pipe (4). 5. The heat pipe solar water heater as claimed in claim 1 or 4, characterized in that: an insulation layer is provided on the outside of the water tank (1) at the condensation end. 6. The heat pipe solar water heater as claimed in claim 1, characterized in that: the heat pipe (4) is made of metal materials such as iron, copper, aluminum or non-metal materials.

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