Water storage type electric water heater provided with heating device

Abstract

A water storage type electric water heater provided with a heating device comprises a main machine shell, an inner container, an electric heating pipe, a foaming heat preservation layer, a heat exchanger, a water return pump, a water return connector pipe, a water outlet connector pipe and a water supplementing pipe. The electric heating tube is fixed to one end of the inner container, the heat exchanger is fixed to the other end of the inner container, and the inner container is arranged in the main machine shell and wrapped by the foaming heat preservation layer. The water return connector pipe and the water return pump are connected with one end of the heat exchanger, and the water outlet connector pipe is communicated with the other end of the heat exchanger. Domestic hot water can be provided, the heat exchanger provides a hot water source for floor heating, and one machine has multiple purposes.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water storage type electric water heater. BACKGROUND

[0002] The prior art, Chinese patent 201520062238.7, a water heater system belongs to electric

[0003] The water heater system includes a water storage type electric water heater and an energy storage device installed at the water outlet of the water storage type electric water heater. The water outlet pipe of the water storage type electric water heater is a first water outlet pipe, and the first water outlet pipe forms a second water outlet pipe after passing through the energy storage device. The energy storage device can heat the water in the second water outlet pipe. SUMMARY

[0004] The utility model discloses a water storage type electric water heater provided with a heating device, which has the characteristics of domestic hot water and heating.

[0005] The utility model discloses a water storage type electric water heater provided with a heating device, which has the characteristics of domestic hot water and heating.

[0006] The inner container is provided with a cold water inlet pipe and a hot water outlet pipe;

[0007] The electric heating pipe is fixed to one end of the inner container, and the heat exchanger is fixed to the other end of the inner container. The inner container is arranged in the main shell, and the foamed thermal insulation layer wraps the inner container. The backwater interface pipe, the backwater pump and one end of the heat exchanger are connected. The water outlet interface pipe is in communication with the other end of the heat exchanger, and the water supplement pipe is in communication with the water outlet interface pipe.

[0008] Preferably, the heat exchanger is spirally wound into a cylindrical shape, and the electric heating pipe extends into the heat exchanger.

[0009] Preferably, the water supplement pipe is provided with a one-way valve.

[0010] Preferably, the water outlet interface pipe is provided with a temperature controller.

[0011] Preferably, the utility model further includes a secondary shell,

[0012] The backwater pump, the backwater interface pipe, the water outlet interface pipe and the water supplement pipe are arranged in the secondary shell, and the backwater interface pipe, the water outlet interface pipe and the water supplement pipe respectively extend from the secondary shell.

[0013] The utility model discloses a water storage type electric water heater provided with a heating device, which can provide domestic hot water and provide a hot water source for floor heating. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure of the utility model section view.

[0015] Figure 2 It is the schematic diagram of the main machine shell. DETAILED DESCRIPTION

[0016] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0017] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0018] As Figure 1 shown, a water storage type electric water heater provided with a heating device, comprising main machine shell 1, inner container 2, electric heating tube 3, foamed heat preservation layer (not marked in the drawing), heat exchanger 4, backwater pump 5, backwater interface pipe 6, water outlet interface pipe 7 and water replenishment pipe 8,

[0019] The inner container 2 is provided with a cold water inlet pipe and a hot water outlet pipe; this is the background art of the known technology;

[0020] The electric heating tube 3 is fixed with one end of the inner container 2, the heat exchanger 4 is fixed with the other end of the inner container 2, the interface pipe of the heat exchanger 4 extends out of the main machine shell 1, the inner container 2 is arranged in the main machine shell 1, and the foamed heat preservation layer wraps the inner container 2; the backwater interface pipe 6, the backwater pump 5 and one end of the heat exchanger 4 are connected, the water outlet interface pipe 7 is in communication with the other end of the heat exchanger 4, and the water replenishment pipe 8 is in communication with the water outlet interface pipe 7. By adopting such design, domestic hot water can be used; a heating source can also be provided for the family. Since the water storage electric water heater can maintain the water temperature in the inner container through intermittent heating, the room for heating can also maintain the set indoor temperature.

[0021] The heat exchanger 4 is spirally wound into a cylindrical shape, the electric heating tube 3 is in a straight line, and the electric heating tube 3 extends into the heat exchanger 4.

[0022] As a further improvement of the utility model: the water supplement pipe 8 is equipped with a one-way valve 81.

[0023] As a further improvement of the utility model: the water outlet pipe 7 is equipped with a temperature controller 9, and the temperature controller provides a basis for the operation of the water return pump and maintains the temperature of the heating room.

[0024] As a further improvement of the utility model: it further comprises a secondary machine shell 10,

[0025] The water return pump 5, the water return pipe 6, the water outlet pipe 7 and the water supplement pipe 8 are arranged in the secondary machine shell, and the water return pipe 6, the water outlet pipe 7 and the water supplement pipe 8 respectively extend from the secondary machine shell 10. The secondary machine shell 10, the water return pump 5, the water return pipe 6, the water outlet pipe 7 and the water supplement pipe 8 are integrated as a whole; when being packed or stored, they can be packed respectively, and when being used, they are assembled together.

[0026] The secondary machine shell 10 is further provided with a control panel.

[0027] When the utility model is used, the water return pipe 6 and the water outlet pipe 7 respectively communicate with the heating terminal 11; when the water circulates, the water return pump works, the hot water of the heat exchanger enters the heating terminal through the water outlet pipe, and under the action of the water return pump, the water in the heating terminal 11 returns to the heat exchanger.

[0028] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A storage type electric water heater provided with a heating device, characterized in that: It includes the main body shell, inner tank, electric heating tube, foam insulation layer, heat exchanger, return water pump, return water interface pipe, outlet water interface pipe and water supply pipe. The inner tank is provided with a cold water inlet pipe and a hot water outlet pipe; The electric heating tube is fixed to one end of the inner tank, and the heat exchanger is fixed to the other end of the inner tank. The inner tank is arranged in the main body shell and the foam insulation layer wraps the inner tank. The return water interface pipe, the return water pump and one end of the heat exchanger are connected, the water outlet interface pipe is connected to the other end of the heat exchanger, and the water supply pipe is connected to the water outlet interface pipe.

2. The water storage type electric water heater provided with a heating device according to claim 1, characterized in that: The heat exchanger is spirally wound into a cylindrical shape, and the electric heating tube extends into the heat exchanger.

3. The water storage type electric water heater provided with a heating device according to claim 1, characterized in that: A one-way valve is provided on the water supply pipe.

4. The water storage type electric water heater provided with a heating device according to claim 1, characterized in that: A temperature controller is provided on the water outlet interface pipe.

5. A storage-type electric water heater provided with a heating device according to claim 1, 2, 3 or 4, characterized in that: Also includes a sub-chassis, The return water pump, the return water interface pipe, the water outlet interface pipe and the water supply pipe are arranged in the auxiliary casing, and the return water interface pipe, the water outlet interface pipe and the water supply pipe extend out of the auxiliary casing respectively.

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