CN218071436U

CN218071436U - Photovoltaic water heating device

Info

Publication number: CN218071436U
Application number: CN202222176454.7U
Authority: CN
Inventors: 梁先政
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-12-16
Anticipated expiration: 2032-08-17

Abstract

The utility model provides a photovoltaic hot water system relates to hot water system technical field. The utility model discloses a photovoltaic hot water system, including photovoltaic power generation group and jar body through the adoption, jar body is provided with the foam heat preservation of parcel surface, and jar body is provided with stretches into inside direct current heater, and direct current heater and photovoltaic power generation group electric connection's technical scheme has long-term heat preservation, convenient to use's beneficial effect. The utility model discloses a photovoltaic hot water system, the electric energy that photovoltaic power generation group produced can heat the internal liquid of jar in normal daytime, satisfies a family's use, and it is effectual to keep warm, green, and it is also very convenient to use.

Description

Photovoltaic water heating device

Technical Field

The utility model relates to a hot water system technical field particularly, relates to a photovoltaic hot water system.

Background

Solar energy (solar energy), is a renewable energy source. Refers to the heat radiation energy of the sun (see three ways of heat energy propagation: radiation), and the main expression is the solar ray. In modern times it is commonly used to generate electricity or to power water heaters.

The solar water heater is a heating device for converting solar energy into heat energy, and heats water from low temperature to high temperature so as to meet the requirement of hot water in life and production of people. Application number among the prior art is CN 201320006166.5's solar photovoltaic electricity generation water heater, including the heating water storage tank, be equipped with the heating pipe in the heating water storage tank, the heating pipe meets with solar photovoltaic cell, adopts the direct heating to solar water heater's heating pipe behind the solar photovoltaic cell electricity generation, has the installation simply, maintains the convenience, long service life, fault rate low grade advantage.

However, the solar photovoltaic power generation water heater has no protection function, and the heat of the water heated by the hot water storage tank is dissipated quickly, so that the problem of energy waste exists. Therefore, the prior art is in need of improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photovoltaic hot water system, it can be to the problem that exists among the prior art, proposes corresponding solution, has long-term heat preservation, convenient to use's beneficial effect.

The embodiment of the utility model is realized like this:

the embodiment of the application provides a photovoltaic hot water device, including photovoltaic power generation group and jar body, the jar body is provided with the foam insulation layer of parcel surface, the jar body is provided with the direct current heater who stretches into inside, direct current heater with photovoltaic power generation group electric connection.

In some embodiments of the present invention, the heating device further comprises a temperature controller electrically connected to the dc heater, wherein the probe of the temperature controller extends into the tank.

In some embodiments of the present invention, the photovoltaic power generation set comprises a solar power generation panel, a controller and a storage battery, which are electrically connected in sequence, wherein the storage battery is electrically connected to the dc heater.

In some embodiments of the present invention, the top of the tank body is provided with a water inlet pipe, and the lower part of the tank body is provided with a water outlet pipe.

The utility model discloses an in some embodiments, the tip of above-mentioned inlet tube is provided with and is located cylinder shower nozzle in the jar body, the lateral wall of cylinder shower nozzle evenly is equipped with a plurality of hole for water sprayings.

In some embodiments of the present invention, there are four water spraying holes.

In some embodiments of the present invention, the tank body comprises a vertical tank body, and the bottom of the vertical tank body is provided with a supporting leg.

In some embodiments of the present invention, the dc heater is electrically connected to a converter, and the converter is electrically connected to the household power supply line.

In some embodiments of the present invention, the foam insulation layer comprises an aluminum foil foam insulation layer.

In some embodiments of the present invention, the inner wall of the tank body is provided with an anti-rust layer.

Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:

the embodiment of the utility model provides a photovoltaic hot water device mainly comprises photovoltaic power generation group and jar body two parts, and wherein the jar body is used for the storage water, and photovoltaic power generation group is used for turning into the electric energy with light energy, and direct current heater is used for turning into heat energy, the heating water body with the electric energy. The jar body is cylindric metal jar, and photovoltaic power generation group can be with light energy transformation electric energy and storage. The foam heat preservation layer is made of porous foam, pores contained in the material are utilized for heat insulation, the material is fixed on the outer surface of the tank body in a bonding mode, the foam heat preservation layer wraps the whole tank body, the heat preservation effect is achieved, heat loss is reduced, and energy waste is reduced. The heating tube of the direct current heater extends into the tank body, the direct current heater is connected with an electric wire, the other end of the electric wire is connected with the photovoltaic power generation set, and the photovoltaic power generation set is connected for supplying power and heating.

During the in-service use, photovoltaic power generation group receives solar illumination daytime after and turns into the electric energy with light energy and stores, and photovoltaic power generation group emits the direct current, can directly order about direct current heater and produce the heat, heats inside water, makes things convenient for the people at home to use the hot water. After hot water is generated, the foam heat-insulating layer blocks the hot water from exchanging heat with the outside, and the heat loss is reduced. Therefore, the embodiment of the utility model provides a photovoltaic hot water system has long-term heat preservation, convenient to use's beneficial effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic diagram of an external structure of a photovoltaic water heating apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a tank body according to an embodiment of the present invention.

Icon: 1-temperature controller, 2-tank body, 201-foam heat insulation layer, 202-water inlet pipe, 203-water outlet pipe, 204-cylinder nozzle, 2041-water spray hole, 205-supporting leg, 3-direct current heater, 4-water level column and 5-safety valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. Such as "horizontal" simply means that the direction is more horizontal than "vertical" and does not mean that the structure or component must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1 to 2, a photovoltaic water heating apparatus according to an embodiment of the present invention is shown, and has the following specific structure.

The embodiment of the application provides a photovoltaic water heating device, mainly comprises photovoltaic power generation group and jar body 2 two parts, and wherein jar body 2 is used for storing water, and photovoltaic power generation group is used for turning into the electric energy with the light energy, and direct current heater 3 is used for turning into heat energy with the electric energy, heats the liquid.

Referring to fig. 1, the tank body 2 is a cylindrical metal tank, the capacity can be selected from 300 liters, 500 liters and 700 liters according to specific use scenes, and the photovoltaic power generation set is a complete set of solar power generation equipment in the prior art and can convert light energy into electric energy and store the electric energy. As shown in the combined figure 2, the foam heat-insulating layer 201 is made of porous foam, pores contained in the material are utilized for heat insulation, the outer surface of the tank body 2 is fixed in a bonding mode, the foam heat-insulating layer 201 wraps the whole tank body 2 to play a heat-insulating role, heat loss is reduced, and energy waste is reduced. The direct current heater 3 can adopt 24V direct current heater 3 or others (such as 48V, 60V, etc.) among the prior art, and the technology is mature reliable and stable, and the heating tube of direct current heater 3 stretches into the inside of jar body 2, and direct current heater 3 is connected with the electric wire, and another end and the photovoltaic power generation group of electric wire are connected, connect the power supply through the photovoltaic power generation group and generate heat.

Through the technical scheme of this embodiment, photovoltaic power generation group receives solar illumination on daytime after and turns into the electric energy storage with light energy, and photovoltaic power generation group emits the direct current, can directly order about direct current heater 3 production of heat, heats inside water, makes things convenient for the people at home to use the hot water. After hot water is generated, the foam insulation layer 201 prevents the hot water from exchanging heat with the outside, and heat loss is reduced.

It should be noted that, as shown in fig. 1, a leakage protector and a ground wire in the prior art may also be installed on the tank 2 to achieve the effect of leakage protection, so as to conduct electricity from the tank 2 to the ground, thereby avoiding electric shock accidents and achieving higher safety. Photovoltaic power generation group's solar panel also installs the lightning protection device (for example lightning rod) among the prior art, and the wire is safer with the leading-in ground of the electric energy that the thunder and lightning produced.

Further, the side of the tank body 2 is fixedly provided with a liquid level meter 4, so that the water level in the tank body 2 can be monitored at any time, and a user can know the water volume and the use convenience. And still install relief valve 5 commonly used among the prior art at the top of jar body 2, relief valve 5 is in normal condition normally closed state, and when the medium pressure rising in jar body 2 exceeded the specified value, relief valve 5 automatic opening pressure release for jar body 2 is safer in the use.

In some embodiments of the present invention, the temperature controller 1 is an automatic temperature control element in the prior art, also called a temperature protector. The temperature controller 1 is electrically connected with the direct current heater 3 through an electric wire to control whether the direct current heater 3 works or not, and a probe of the temperature controller 1 extends into the tank body 2 to detect the temperature of the water body. Through the technical scheme of this embodiment, when direct current heater 3 heats the water body, the temperature of water body is detected constantly to temperature controller 1, and when the temperature of water body reached the setting value, direct current heater 3 stop heating of 1 control of temperature controller, simple structure, the heating effect is better. It should be noted that two thermostats 1 may be provided, wherein the meter of one thermostat 1 may be installed outside the 24v dc heater 3, and the meter of the other thermostat 1 may be installed outside the 220v electric heating rod.

The utility model discloses an in some embodiments, it is shown in combination figure 1, photovoltaic power generation group's solar panel, controller and storage battery all are prior art equipment, for example solar panel, MPPT & PWM solar controller and storage battery among the prior art loop through the electric wire and realize electric connection, make full use of the characteristics that solar energy extensively exists, charge for storage battery through solar control contravariant all-in-one (being the controller). The storage battery pack is electrically connected with the direct current heater 3 through an electric wire, the structure is simple, the using effect is good, the construction is flexible, and the household direct current heater is suitable for household installation.

In some embodiments of the present invention, as shown in fig. 1, PR water pipes can be selected for both the water inlet pipe 202 and the water outlet pipe 203, the water inlet pipe 202 is connected to the top of the tank body 2, the water inlet pipe 202 extends into the inside of the tank body 2 from the top of the tank body 2, the water outlet pipe 203 is connected to the left side wall of the tank body 2, and the water outlet pipe 203 extends into the inside of the tank body 2 from the left side wall of the tank body 2. Through the technical scheme of this embodiment, simple structure, the result of use is better.

In some embodiments of the present invention, as shown in fig. 1 and 2, in order to prevent the water flow of the water inlet pipe 202 from scouring the bottom surface inside the tank body 2 and causing abrasion, a cylindrical nozzle 204 is installed at the end of the water inlet pipe 202. The cylindrical nozzle 204 is cylindrical, the top of the cylindrical nozzle 204 is connected with the end of the water inlet pipe 202, and the water inlet pipe 202 is communicated with the cylindrical nozzle 204, so that water in the water inlet pipe 202 can flow into the cylindrical nozzle 204 conveniently. The water spraying holes 2041 are formed in the side wall of the cylindrical nozzle 204 to facilitate water to be sprayed out from the side surface of the cylindrical nozzle 204, arrows in fig. 2 indicate the water flow direction, and the water spraying holes 2041 are close to the bottom surface of the cylindrical nozzle 204 to prevent water from remaining in the cylindrical nozzle 204. The four water spraying holes 2041 are provided, and the four water spraying holes 2041 are uniformly distributed on the front, rear, left and right sides of the cylindrical nozzle 204.

Through the technical scheme of this embodiment, water spouts the position that leans on the below at the inner wall of jar body 2 after the side blowout of drum shower nozzle 204, then flows down along the inner wall, avoids the inner bottom surface of the direct impact jar body 2 of rivers, reduces the loss, prolongs the life of jar body 2.

In some embodiments of the present invention, as shown in fig. 1, the tank body 2 can be a vertical tank body 2 in the prior art, so as to reduce the indoor area occupation. The supporting legs 205 are long strips, and three supporting legs 205 are fixed at the bottom of the vertical tank body 2 and used for supporting the vertical tank body 2.

In some embodiments of the present invention, as shown in fig. 1, in order to make the family members use hot water in rainy days, the converter can be installed, the alternating converter can adopt the alternating converter in the prior art, the converter is connected with the direct current heater 3 by wires, and the converter is also connected with the 220V household power supply line for providing electric energy for the direct current heater 3. Through the technical scheme of this embodiment, even under the weather that illumination is not good, photovoltaic hot water system also can produce hot water, and it is more convenient to use.

It should be noted that, 220v electric heating rod in the prior art can also be adopted, the electric heating rod is installed inside the tank body 2, the electric heating rod is supplied with power by a household power supply line, the structure is simple, and the use is more convenient.

In some embodiments of the present invention, as shown in fig. 1, the foam insulation layer 201 can be selected from an aluminum foil foam insulation layer 201, and the aluminum foil is a better heat reflection material and can reflect the heat away, so that the aluminum foil foam insulation layer 201 has a better insulation effect.

In some embodiments of the utility model, combine as shown in fig. 1, the antirust coat can select the organic silicon resin paint, has waterproof nontoxic advantage, and the coating forms the antirust coat on the inner wall of the jar body 2, avoids the inner wall of the jar body 2 to receive the corrosion, increase of service life.

To sum up, the embodiment of the utility model provides a photovoltaic water heating device, including photovoltaic power generation group and jar body 2, jar body 2 is provided with the foam insulation layer 201 of parcel surface, and jar body 2 is provided with the direct current heater 3 that stretches into inside, and direct current heater 3 and photovoltaic power generation group electric connection have long-term heat preservation, convenient to use's beneficial effect.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 photovoltaic hot water device, its characterized in that, includes photovoltaic power generation group and jar body, jar body is provided with the foam heat preservation of parcel surface, jar body is provided with the direct current heater who stretches into inside, direct current heater with photovoltaic power generation group electric connection.

2. The photovoltaic water heating apparatus according to claim 1, further comprising a thermostat electrically connected to the dc heater, wherein a probe of the thermostat extends into the tank.

3. The photovoltaic water heating apparatus according to claim 1, wherein the photovoltaic power generation set comprises a solar power generation panel, a controller and a storage battery pack which are electrically connected in sequence, and the storage battery pack is electrically connected with the dc heater.

4. The photovoltaic water heating device according to claim 1, wherein a water inlet pipe is arranged at the top of the tank body, and a water outlet pipe is arranged below the tank body.

5. The photovoltaic water heating device according to claim 4, wherein a cylindrical nozzle located in the tank body is arranged at the end of the water inlet pipe, and a plurality of water spraying holes are uniformly formed in the side wall of the cylindrical nozzle.

6. The photovoltaic water heating apparatus according to claim 5, wherein the number of the water spraying holes is four.

7. The photovoltaic water heating device according to claim 1, wherein the tank comprises a vertical tank, and the bottom of the vertical tank is provided with support legs.

8. The photovoltaic water heating apparatus of claim 1, wherein the dc heater is electrically connected to a converter, the converter being electrically connected to a household power supply line.

9. The photovoltaic water heating apparatus according to any one of claims 1 to 8, wherein the foam insulation layer comprises an aluminum foil foam insulation layer.

10. The photovoltaic water heating apparatus according to claim 9, wherein an inner wall of the tank body is provided with a rust preventive layer.