CN214841655U - Novel energy-saving variable-frequency water heater - Google Patents

Abstract

The utility model relates to a novel energy-saving variable frequency water heater, including two electric heating boxes and a normal temperature case, the water pipe of connecting each water tank divide into O type pipe and Ɵ type pipe, wherein Ɵ type pipe adds the one deck in the middle of the O type pipe and keeps apart, one side is for advancing cold water, one side is for going out hot water, make cold water realize heat exchange when both sides are passed in and out, the heat exchange is accomplished in the water pipe, Ɵ type union coupling adopts Y type connection, cold and hot water pipe separation, two kinds of water input output mode alone, Ɵ type pipe line is the main place of heat exchange, play energy-conserving effect; in addition, a frequency converter is arranged in the heating box, and electric power is saved through frequency conversion.

Description

Novel energy-saving variable-frequency water heater

Technical Field

The utility model belongs to the daily life field specifically is a novel energy-conserving frequency conversion water heater.

Background

The water heater is widely applied, can conveniently and quickly meet the requirements of people on hot water and warm water, is a product with large actual demand, and needs to be continuously improved and innovated, and the existing water heater still has an improved space on energy conservation.

Disclosure of Invention

Generally, a hot water boiler generates warm hot water by heating cold water. The utility model discloses the product novel energy-conserving frequency conversion water heater aims at carrying out the improvement in two aspects in the aspect of energy-conservation on current product basis: one is that in the process of changing hot water to normal temperature, heat is exchanged to cold water to be boiled, so that energy conservation is realized, which is the main point of energy conservation; the other is variable frequency water boiling, namely, when the water volume is large, the water is boiled by high power, when the water volume is small, the water is boiled by low power, and the electric power is saved through automatic frequency conversion.

In order to achieve the above purpose, the utility model discloses the product provides following technical scheme: a novel energy-saving variable frequency water heater is provided with A, B, C three water tanks, wherein A, B tank is an electric heating tank, C tank is a normal temperature insulation can, as shown in figure 1:

the tank A is internally provided with a heater and a frequency converter for directly heating water in the tank, and is provided with a hot water outlet for use;

the tank B is internally provided with a heater and a frequency converter, has a heating function as the tank A, and is preheated until water is boiled after cold water enters the tank B and then flows to the tank A;

the C box is a warm water box and is provided with a warm water outlet for use.

As a preferred embodiment of the present invention, the water pipes connecting the water tanks have two types, i.e. an o-type pipe and an Ɵ -type pipe, as shown in fig. 2 and 3: the O-shaped pipe is a hollow return water pipe in the pipe, the inner pipe is a copper pipe with high heat conduction efficiency, a heat insulation layer is additionally arranged, and the outermost side is made of heat-resistant PPR material; the Ɵ type pipe is an O-shaped pipe with a layer of isolation in the middle, so that heat exchange is realized when cold water and hot water enter and exit from two sides.

As an preferred embodiment of the present invention, two ways are connected between each water pipe: three-way connections and Y-connections (as shown in fig. 4); wherein the Y-shaped connection is an Ɵ -shaped pipe cold and hot water pipe separation mode, and the two types of water are continuously and independently input and output.

As an optimized implementation mode of the utility model, the pipeline between the EF is the main place of heat exchange, and the B case exports the in-process that hot water gives C case variable temperature water, through the setting of Ɵ type pipes, has played the effect of carrying out heat conduction to opposite side cold water simultaneously to accomplish energy-conservingly.

As an optimized implementation mode of the utility model, the frequency converters arranged in the box A and the box B are mainly used for saving electric power through frequency conversion, namely, a large amount of water is boiled by high power in a hot water peak period, a small amount of water is used, and the heating is stopped at night, so that the energy conservation is realized.

The utility model is suitable for airports, train stations, hotels and schools, and any places where people flow more intensively, and is also suitable for scenic spots and expressway rest areas.

Compared with the prior art, the beneficial effects of the utility model are that:

1. firstly, when cold water and hot water are input and output simultaneously through an Ɵ -type pipeline, the heat of the hot water is transferred to the cold water, so that the hot water is changed into normal-temperature water for direct drinking, and the heating temperature of the cold water is increased to save energy;

2. by using the frequency conversion technology, when the power needs to be increased, large power is used, and when the power is not used or the large power is not needed, the power is saved by automatic frequency conversion.

Drawings

Fig. 1 is an overall frame diagram of a novel energy-saving intelligent variable-frequency water heater, wherein:

1. a, B case is electric heating case, C case is normal temperature insulation case;

2. the point D is connected by a tee joint;

3. the point E and the point F are connected in a Y shape;

4. g is a hot water outlet, and H is a normal temperature water outlet;

5、

、

、

、

、

is an O-shaped pipe;

6. and fourthly, ϴ type pipes, namely pipes between EF.

FIG. 2 is a schematic diagram of the structure of an O-shaped tube.

FIG. 3 is a schematic view of an Ɵ -type tube structure.

FIG. 4 is a diagram of: the Y-shaped connection structure is shown schematically.

The specific implementation mode is as follows:

the technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

1. The novel energy-saving variable frequency water heater of the utility model is provided with A, B, C three water tanks, wherein A, B tank is an electric heating tank, a heater and a frequency converter are arranged in the electric heating tank to directly heat the water in the tank, C tank is a normal temperature insulation tank, and A tank and C tank are respectively provided with a hot water outlet and a warm water outlet for use, as shown in figure 1;

2. after entering through the pipe of the fifth time, cold water enters into the B box through the pipe of the fourth time and the pipe of the third time along the FE direction, and is heated by the B box;

3. the tank B is internally provided with a heater and a frequency converter, and the tank B is preheated until the water is boiled after cold water enters the tank B

The pipe is diverted to tank A;

4. the box A is internally provided with a heater, a frequency converter and a hot water outlet, the hot water with insufficient temperature is directly output through an outlet G after being heated, meanwhile, the hot water is output to a pipe III through a pipe II, and the joint of the pipe III and the pipe III is E and is connected in a Y shape as shown in figure 4;

5. from E to F, an Ɵ -shaped pipe is adopted, namely, a layer of isolation is added in the middle of the O-shaped pipe, as shown in figures 2 and 3, the O-shaped pipe is equivalent to the condition that two water pipes are spliced together, one side is cold water inlet, the other side is hot water outlet, heat exchange is realized when the cold water and the hot water enter and exit from the two sides, and the heat exchange is completed in the water pipes, so that in the process of outputting the hot water to the temperature-variable water of the C box from the B box, the arrangement of the Ɵ -shaped pipe is adopted, the heat conduction function is simultaneously realized on the cold water at the other side, the energy is saved, the length of the EF pipe is determined according to the consumption of the hot water and the normal temperature water, the screen is arranged between B, C boxes, and the standard product EF pipe is 9.6 meters;

6. the point F is in Y-shaped connection, and the warm water after heat conduction is transferred into the C tank through the tube to be used;

7. all the nodes are arranged in an electric heating water heater machine, a temperature sensor and a frequency converter are arranged in an A, B box, and high-frequency heating is carried out during the water using peak period.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, the protection scope of the present invention is defined by the claims, and those skilled in the art can make various modifications or equivalent substitutions within the spirit and the protection scope of the present invention, and such modifications or equivalent substitutions should also be considered as falling within the protection scope of the present invention.

Claims (5)

1. The utility model provides a novel energy-conserving frequency conversion water heater which characterized in that: a, B, C three water tanks are provided, wherein the A, B tank is an electric heating tank, heaters and frequency converters are arranged in the tank to directly heat water in the tank, the C tank is a normal-temperature insulation tank, the A tank is provided with a hot water outlet, the C tank is provided with a warm water outlet for use, the water tanks are connected through water pipes and are divided into an O-shaped pipe and a Ɵ -shaped pipe, wherein the Ɵ -shaped pipe is formed by adding a layer of isolation in the middle of the O-shaped pipe, cold water is fed into one side of the O-shaped pipe, hot water is discharged from one side of the O-shaped pipe, two kinds of water are independently input and output, heat exchange is realized when the cold water and the hot water enter and exit from the two sides of the O-shaped pipe, hot water temperature changing water and cold water heating are simultaneously performed, and the heat exchange plays a role in saving energy in the Ɵ -shaped pipe; the external cold water pipe is an O-shaped pipe and is arranged between a B box and a C box, cold water flows into one side of an Ɵ -shaped pipe through the O-shaped pipe, then flows into the B box for heating, then flows into the A box through the O-shaped pipe, hot water in the A box is directly supplied to use through a hot water outlet, and is connected to a connecting position of a Ɵ -shaped pipe of the B box through the O-shaped pipe, hot water flows into the C box through the other side of a Ɵ -shaped pipe to become normal-temperature water, and is supplied to use through a normal-temperature water outlet of the C box, wherein connecting positions of two ends of the Ɵ -shaped pipe are connected in a Y shape, cold and hot water pipes are separated, and the connecting modes of the other O-shaped pipes are connected in a tee joint mode.

2. The novel energy-saving variable-frequency water heater as claimed in claim 1, characterized in that: the water pipes connected with the water tanks have two types, namely an O-shaped pipe and an Ɵ -shaped pipe: the O-shaped pipe is a hollow return water pipe in the pipe, the inner pipe is a copper pipe with high heat conduction efficiency, a heat insulation layer is additionally arranged, and the outermost side is made of heat-resistant PPR material; the Ɵ type pipe is an O type pipe, the middle of which is added with a layer of isolation, namely two water pipes are spliced together, one side is cold water inlet, and the other side is hot water outlet, so that heat exchange is realized when the cold water enters and exits from the two sides, and the heat exchange is completed in the water pipes.

3. The novel energy-saving variable-frequency water heater as claimed in claim 1, characterized in that: the connection between each water pipe has two modes: the tee joint is connected with the Y-shaped joint, wherein the Y-shaped joint is formed by separating a cold water pipe and a hot water pipe of an Ɵ -shaped pipe, and the two kinds of water are continuously input and output in a single mode.

4. The novel energy-saving variable-frequency water heater as claimed in claim 1, characterized in that: the Ɵ type pipe is the main place of heat exchange, and in the process of B case output hot water for C case become warm water, through the setting of Ɵ type pipe, played the effect of carrying out heat conduction to the cold water of opposite side simultaneously to accomplish energy-conservation.

5. The novel energy-saving variable-frequency water heater as claimed in claim 1, characterized in that: the frequency converters are arranged in the box A and the box B, and the main function is to save power through frequency conversion, namely, a large amount of hot water is used for boiling water with high power in a peak period, and when a small amount of water is used, the heating is stopped with low power, so that the energy conservation is realized.

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