CN216644553U

CN216644553U - Electric water heater with multiple electric heating elements

Info

Publication number: CN216644553U
Application number: CN202220082662.8U
Authority: CN
Inventors: 陈金红
Original assignee: Billow Suzhou Water Heaters Corp
Current assignee: Billow Suzhou Water Heaters Corp
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-05-31
Anticipated expiration: 2032-01-13

Abstract

The application provides an electric water heater with a plurality of electric heating element, the induction cooker comprises a cooker bod, the inside cavity that is of furnace body, be provided with the control box on the furnace body lateral wall, divide control area and electric heating element distribution district into in the control box, be provided with a plurality of electric heating element in the electric heating element distribution district, electric heating element's heating body stretch into in the cavity, electric heating element detachably with the furnace body coupling. The embodiment of the application can be conveniently repaired and maintained by dividing the electric heating element distribution area in the control box and arranging the plurality of detachable electric heating elements in the electric heating element distribution area. When a certain electric heating element has a fault, the element is replaced independently, and the maintenance cost is lower.

Description

Electric water heater with multiple electric heating elements

Technical Field

The utility model relates to the technology of electric water heaters, in particular to an electric water heater with a plurality of electric heating elements.

Background

The existing commercial or household electric water heater usually heats through a heat exchange coil, for example, as shown in patent CN201410499363.4, the heat exchange coil as a whole is difficult to disassemble and replace, and the maintenance cost is high. The existing single electric heating element has poor heating effect and is difficult to meet the heating requirement of a large-capacity electric water heater.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric water heater with a plurality of electric heating elements, the heating elements of the electric water heater are convenient to be detached independently, and therefore the maintenance cost is low.

The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.

According to one aspect of the utility model, the electric water heater with the plurality of electric heating elements comprises a furnace body, a cavity is arranged inside the furnace body, a control box is arranged on the side wall of the furnace body, the control box is divided into a control area and an electric heating element distribution area, a plurality of electric heating elements are arranged in the electric heating element distribution area, heating pipe bodies of the electric heating elements extend into the cavity, and the electric heating elements are detachably connected with the furnace body.

In an embodiment, the plurality of electric heating elements are arranged in the electric heating element distribution area in a row or a plurality of rows.

In one embodiment, the elements are offset from each other in a horizontal direction.

In one embodiment, the electrical heating elements are arranged in 3 columns, each column comprising 3 of the electrical heating elements.

In one embodiment, the electric heating element is in threaded connection with the side wall of the furnace body.

In one embodiment, the heating tube material of the electric heating element is INCOLOY alloy.

In one embodiment, an LCD display screen is arranged in the control area and used for displaying the working state of the electric heating elements and giving an alarm when any electric heating element is damaged.

In one embodiment, a water outlet is formed in the top of the furnace body, and a water inlet and a sewage draining outlet are formed in the bottom of the side wall of the furnace body.

In one embodiment, a temperature and pressure integrated safety valve is further arranged on the side wall of the furnace body.

The embodiment of the utility model has the beneficial effects that: the electric heating element distribution area is divided in the control box, and the plurality of detachable electric heating elements are arranged in the electric heating element distribution area, so that the electric heating element distribution area can be conveniently repaired and maintained. When a certain electric heating element has a fault, the element is replaced independently, and the maintenance cost is lower.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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.

The above features and advantages of the present disclosure will be better understood upon reading the detailed description of embodiments of the disclosure in conjunction with the following drawings. In the drawings, components are not necessarily drawn to scale, and components having similar relative characteristics or features may have the same or similar reference numerals.

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a perspective view of an electrical heating element according to an embodiment of the present invention;

FIG. 3 is a schematic side view of an electrical heating element according to an embodiment of the present invention;

wherein: 1-furnace body; 2-a control box; 21-a control zone; 22-electric heating element distribution area; 3-an electric heating element; 31-heating the tube body; 32-threaded interface; 4-LCD display screen; 5-a water inlet; 6-water outlet; 7-a sewage draining outlet; 8-temperature and pressure integrated safety valve.

Detailed Description

The utility model is described in detail below with reference to the figures and the specific embodiments. It is noted that the aspects described below in connection with the figures and the specific embodiments are only exemplary and should not be construed as imposing any limitation on the scope of the present invention.

As shown in fig. 1, the embodiment of the present application provides an electric water heater with a plurality of electric heating elements, which includes a furnace body 1, a cavity is formed inside the furnace body 1, a control box 2 is arranged on a side wall of the furnace body 1, a control area 21 and an electric heating element distribution area 22 are divided in the control box 2, a plurality of electric heating elements 3 are arranged in the electric heating element distribution area 22, a heating pipe 31 of the electric heating elements 3 extends into the cavity, and the electric heating elements 3 are detachably connected with the furnace body 1.

In the embodiment, the control box 2 is divided into the control area 21 and the electric heating element distribution area 22, and the plurality of detachable electric heating elements 3 are arranged in the electric heating element distribution area 22, so that the control box 2 can be conveniently repaired and maintained after the outer cover is opened. When a certain electric heating element 3 is in failure or corroded to be incapable of being used, the element can be replaced independently, and the maintenance cost is lower.

In a possible embodiment, the plurality of electric heating elements 3 are arranged in the electric heating element distribution area 22 in a row or a plurality of rows, that is, in a row or a plurality of rows along the vertical direction, so that the water flow in the cavity can be continuously heated by the plurality of electric heating elements 3 along the ascending direction to form an internal circulation, and the heating effect is better. In the present embodiment, the electric heating elements 3 are arranged in 3 columns, each column comprising 3 electric heating elements 3.

Preferably, the individual heating elements 3 are offset from each other in the horizontal direction in order to increase the distance between the individual heating elements 3 as much as possible in a limited area, so that the heating is more uniform.

As shown in fig. 2 and fig. 3, the electric heating element 3 used in this embodiment includes a heating tube body 31 and a screw interface 32, and the electric heating element 3 is screwed with the side wall of the furnace body 1 through the screw interface 32, so that it can be conveniently detached. The heating pipe body 31 may have the shape shown in fig. 3, or may have another shape. In this embodiment, the heating pipe 31 is U-shaped with a hooked end, so that it has a larger contact area.

In the aspect of materials, the heating pipe body of the electric heating element 3 is made of INCOLOY (a nickel-iron-chromium alloy with high temperature oxidation resistance and high temperature carburization resistance), and is matched with a platinum inner container in the furnace body 1, so that the electric heating element is corrosion-resistant and anti-scaling, and the service life of the water heater can be effectively prolonged.

The control area 21 is internally provided with an LCD display screen 4, the LCD display screen 4 can simultaneously display a set value and a current value, can also display the working state of each electric heating element 3, and can alarm when any electric heating element 3 is damaged.

In addition, the top of the furnace 1 is provided with a water outlet 6, and the bottom of the side wall of the furnace body 1 is provided with a water inlet 5 and a sewage outlet 7. The side wall of the furnace body 1 is also provided with a temperature and pressure integrated safety valve 8. These are of conventional design and will not be described in further detail.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other variations without departing from the spirit or scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The above description is only a preferred example of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present application should be included in the scope of the present application.

Claims

1. An electric water heater with a plurality of electric heating elements is characterized in that: the induction cooker comprises a cooker body, the inside cavity that is of furnace body, be provided with the control box on the furnace body lateral wall, divide into control area and electric heating element distribution district in the control box, be provided with a plurality of electric heating element in the electric heating element distribution district, electric heating element's heating pipe body stretch into in the cavity, electric heating element detachably with the furnace body coupling.

2. An electric water heater having a plurality of electric heating elements according to claim 1, wherein: the plurality of electric heating elements are arranged in the electric heating element distribution area in a row or a plurality of rows.

3. An electric water heater having a plurality of electric heating elements according to claim 2, wherein: the electric heating elements are staggered in the horizontal direction.

4. An electric water heater having a plurality of electric heating elements according to claim 3, wherein: the electrical heating elements are arranged in 3 columns, each column comprising 3 of the electrical heating elements.

5. An electric water heater having a plurality of electric heating elements according to claim 1, wherein: the electric heating element is in threaded connection with the side wall of the furnace body.

6. An electric water heater having a plurality of electric heating elements according to claim 1, wherein: the heating tube body material of the electric heating element is INCOLOY.

7. An electric water heater having a plurality of electric heating elements according to claim 1, wherein: and an LCD display screen is arranged in the control area and used for displaying the working state of the electric heating elements and giving an alarm when any electric heating element is damaged.

8. An electric water heater having a plurality of electric heating elements according to claim 1, wherein: the furnace body top is provided with the delivery port, the bottom of furnace body lateral wall is provided with water inlet and drain.

9. An electric water heater having a plurality of electric heating elements according to claim 8, wherein: and a temperature and pressure integrated safety valve is also arranged on the side wall of the furnace body.