CN209991612U

CN209991612U - Novel electric water heater

Info

Publication number: CN209991612U
Application number: CN201920859928.3U
Authority: CN
Inventors: 胡健雄
Original assignee: Guangdong Grimes Electrical Technology And Technology Co Ltd
Current assignee: Guangdong Renjie Yuanfang Trade Co.,Ltd.
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-24
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to a novel electric water heater, include: the first cavity, the second cavity and the communicating pipe; the first cavity comprises a water inlet pipe, a baffle plate, air holes, a heating pipe and a blind pipe; the second cavity comprises an inner cavity water inlet pipe, a partition plate, an inner cavity, a first heating rod, a second heating rod and a water outlet pipe; the air holes are arranged at the turning part of the water inlet pipe; the heating pipe is connected with the bottom of the first cavity; the blind pipe is close to the heating pipe; the baffle is arranged at the outlet of the water inlet pipe; the communicating pipe is connected with the second cavity and the first cavity; the water outlet pipe penetrates through the bottom of the second cavity; the partition plate is connected with the upper wall of the inner cavity; the first heating plate is arranged on the left side of the inner cavity; the second heating rod and the water outlet pipe are arranged on the right side of the partition plate. The utility model has the advantages that: the dry burning prevention effect is obvious, scale is not easy to form, and the heat preservation and energy accumulation are realized.

Description

Novel electric water heater

Technical Field

The utility model relates to an electric water heater, concretely relates to novel electric water heater belongs to the water heater field.

Background

The electric water heater is a water heater which takes electricity as energy for heating, and can be divided into a horizontal electric water heater and a vertical water heater according to the installation mode, wherein the vertical water heater occupies less space and gradually enters the consideration range of purchasing electric water by the public; the inner containers of the existing mainstream vertical water heater are connected by using a double-channel connecting pipe, and the connecting pipe is high in water pressure and easy to leak water; the arrangement of the water delivery pipe dry-burning prevention device of the inner container is insufficient, so that the dry-burning phenomenon is easy to occur, and the inner container is damaged; and no energy-saving device is arranged, so that energy waste is caused.

Therefore, how to provide a novel electric water heater with a safe structure, heat preservation and energy accumulation and uneasy incrustation scale is the research object of the utility model.

Disclosure of Invention

An object of the utility model is to provide a novel electric water heater with safety structure, heat preservation can, be difficult for the incrustation scale to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the present invention provides the following solutions:

a novel electric water heater comprising: the first cavity, the second cavity and the communicating pipe; the first cavity comprises a water inlet pipe, a baffle plate, air holes, a heating pipe and a blind pipe; the second cavity comprises an inner cavity water inlet pipe, a partition plate, an inner cavity, a first heating rod, a second heating rod and a water outlet pipe; the water inlet pipe penetrates through the bottom of the first cavity; the air holes are formed in the turning positions of the water inlet pipe; the heating pipe is connected with the bottom of the first cavity; the blind pipe is close to the heating pipe; the baffle is arranged at the outlet of the water inlet pipe; the communicating pipe is connected with the second cavity and the first cavity; the water outlet pipe penetrates through the bottom of the second cavity; the inner cavity water inlet pipe penetrates through the inner cavity; the partition plate is connected with the upper wall of the inner cavity; the first heating plate is arranged on the left side of the inner cavity; the second heating rod and the water outlet pipe are arranged on the right side of the partition plate.

Furthermore, the heating pipe is a double-layer inverted U-shaped copper pipe, and two welding points are arranged on the heating pipe and the wall of the first cavity.

Furthermore, the water inlet pipe is of an inverted U-shaped structure.

Furthermore, the blind pipe is connected to a switching circuit of the main circuit and can be used as a circuit breaking switch of the water heater.

Furthermore, the welding position of the communicating pipe is located at the lowest part of the first cavity and the second cavity.

Furthermore, a water mixing valve can be additionally arranged at the interface of the water inlet pipe and the water outlet pipe.

Further, the first heating rod and the second heating rod are welded at the bottom of the second cavity.

The utility model is provided with a plurality of dry burning prevention devices, the water inlet pipe is bent towards the bottom after extending to the top, and the water inlet extends to the bottom close to the first cavity; the water outlet of the water inlet pipe is provided with a baffle plate, so that heated hot water in the cavity and cold water discharged by the water inlet pipe are effectively prevented from generating convection, and the hot water flows backwards into the water inlet pipe; the air holes effectively prevent siphonage and have the function of preventing dry burning; a blind pipe is arranged near the heating pipe, the blind pipe is an electronic temperature sensing element, and a power supply is disconnected when the water temperature is too high or the dry burning phenomenon occurs; the heating pipe and the cavity wall are provided with only two connecting positions, so that micro vibration is generated during heating, scale is not easy to form, the shape is more bent, and quick heating is easy; the inner cavity is used for secondary heating and has the functions of heat preservation and energy gathering.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the heating pipe structure of the present invention.

Wherein: the device comprises a first cavity 1, a second cavity 2, a water inlet pipe 3, a baffle 4, air holes 5, a heating pipe 6, a blind pipe 7, an inner cavity 8, an inner cavity water inlet pipe 9, a partition plate 10, a first heating rod 11, a second heating rod 12, a water outlet pipe 13 and a communicating pipe 14.

Detailed Description

The invention is further explained with reference to the drawings, without limiting the scope of protection of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, a novel electric water heater comprises: the device comprises a first cavity 1, a second cavity 2, a water inlet pipe 3, a baffle 4, air holes 5, a heating pipe 6, a blind pipe 7, an inner cavity 8, an inner cavity water inlet pipe 9, a partition plate 10, a first heating rod 11, a second heating rod 12, a water outlet pipe 13 and a communicating pipe 14; the water inlet pipe 3 is an inverted U-shaped pipeline, the water inlet pipe 3 penetrates through the bottom of the first cavity 1, then extends to the position, close to the top, of the first cavity 1, then is bent, vertically extends downwards to the position, close to the bottom, of the first cavity 1, the bent position of the water inlet pipe 3 is provided with an air hole 5, and the water outlet of the water inlet pipe 3 is provided with a baffle 4; when water flow is conveyed from the outside to the water inlet pipe 3, the water flow moves upwards along the water inlet pipe 3, then passes through the turning part of the water inlet pipe 3 and moves downwards, and the water flow passes through the baffle plate and begins to fill the first cavity; the air holes 5 enable the air pressure difference inside and outside the water inlet pipe 3 to be consistent, and are mainly used for preventing the water inlet pipe 3 from generating siphonage and preventing water in the first cavity 1 from flowing backwards to the water inlet pipe 3; the baffle 4 is arranged at the water outlet of the water inlet pipe to prevent cold water discharged from the water inlet pipe and hot water heated in the first cavity from generating convection so that the hot water flows back into the water inlet pipe 3; the inverted U-shaped shape of the water inlet pipe 3 can prevent hot water from flowing backwards, and simultaneously, cold water can be accumulated from the interior of the first cavity, so that the dry burning prevention phenomenon in the first cavity is effectively prevented; the blind pipe 7 sets up in the position that is close to heating pipe 6, and the blind pipe 7 is electron temperature-sensing element, is connected with the switch circuit among the control circuit, when taking place dry combustion method phenomenon, heating pipe continuous heating in first cavity 1, and the blind pipe 7 detects the heating pipe high temperature, can trigger protection mechanism, the switch circuit among the open circuit for the water heater outage, in order to avoid causing bigger danger.

The heating pipe 6 is welded at the bottom of the first cavity and is of a double-layer inverted U-shaped structure, and because the heating pipe 6 and the cavity are only provided with two connecting points, when the water heater is powered on and the heater 6 starts to heat, the heater 6 can vibrate slightly, and scale can not be accumulated by the heater 6 any more, so that the heater 6 can be kept clean; the heating pipe has three bending parts, compared with a vertical shape, the heating pipe has more contact area with water flow, the heating efficiency is improved, and the heating speed is not reduced while the heating pipe is kept clean.

The communicating pipe 14 is mainly used for connecting the first cavity 1 and the second cavity 2, so that water in the first cavity 1 enters the second cavity 2; the communicating pipe 14 is positioned at the position where the pipeline in the first cavity 1 extends to the position close to the top of the cavity to be used as an anti-dry heating device, and water flow can flow into the communicating pipe 14 and enter the second cavity 2 only when the first cavity 1 is filled with water; the communicating pipe 14 is welded at the bottommost part of the second cavity 2, and water flow starts to fill from the bottom of the second cavity 2; one end of the communicating pipe 14 is connected with the first cavity 1, and the other end is connected with the second cavity 2, so that compared with a traditional double-channel connecting pipe, the temperature and pressure born by a welding port are smaller, and the water leakage phenomenon is not easy to occur; the inner cavity 8 is arranged inside the second cavity 2; the inner cavity 8 is an energy-gathering cavity, and water heated by the heating pipe 6 needs to enter the inner cavity 8 for secondary heating; one end of the inner cavity water inlet pipe 9 extends to a position close to the top of the second cavity 2, and the other end of the inner cavity water inlet pipe passes through the inner cavity 8; water flow enters the second cavity 2 from the bottom of the second cavity 2, is accumulated in the second cavity 2, and enters the inner cavity 8 along the inner cavity water inlet pipe 9 to be heated for the second time when the water flow is fully filled in the second cavity 2; division board 10 sets up at the top of inner chamber 8, and highly being less than the inner chamber 8 height, first hot plate 11 sets up in the left of division board 10, and second heating rod 12 sets up on the right-hand of division board 10, and outlet pipe 13 sets up on the right-hand of division board 10, passes the bottom of second cavity 2, toward outside discharge hot water.

The heating pipe 6 in the first cavity 1 is used for heating water flow for the first time, at the moment, the first heating rod 11 and the second heating rod 12 do not perform heating operation, after the preheating is completed in the cavity, the heating pipe 6 does not perform heating operation, the first heating rod 11 and the second heating rod 12 start to work to heat the water flow, the water flow enters from the inner cavity water inlet pipe 9, is fully contacted with the first heating rod 11, then enters the other side of the partition plate 10 from the bottom of the partition plate 10 and the bottom of the second cavity 2 at intervals, is fully contacted with the second heating rod 12, and flows out from the water outlet pipe 13 when the inner cavity 8 is filled with the water flow; the water inlet of the water outlet pipe 13 is close to the bottom of the inner cavity 8, water flow enters from one side of the inner cavity 8, then the water flow is filled from the bottom of the other side of the inner cavity 8, the water flow can be discharged from the water outlet pipe 13 only when the water is filled to the top of the inner cavity 8, and the water can be discharged from the water outlet pipe 13 only when the second cavity 2 and the inner cavity 8 are filled with water, so that the dry burning condition is effectively prevented; the inner cavity 8 is heated for the second time, so that the water in the cavity can be kept warm and can gather energy, large-range heating is not needed, and the energy-saving function is achieved.

A water mixing valve can be additionally arranged at the interface of the water inlet pipe 3 and the water outlet pipe 13, so that a user can better adjust the temperature of the discharged water, and the waste of hot water is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A novel electric water heater is characterized in that: the method comprises the following steps: the first cavity, the second cavity and the communicating pipe; the first cavity comprises a water inlet pipe, a baffle plate, air holes, a heating pipe and a blind pipe; the second cavity comprises an inner cavity water inlet pipe, a partition plate, an inner cavity, a first heating rod, a second heating rod and a water outlet pipe; the water inlet pipe penetrates through the bottom of the first cavity; the air holes are formed in the turning positions of the water inlet pipe; the heating pipe is connected with the bottom of the first cavity; the blind pipe is close to the heating pipe; the baffle is arranged at the outlet of the water inlet pipe; the communicating pipe is connected with the second cavity and the first cavity; the water outlet pipe penetrates through the bottom of the second cavity; the inner cavity water inlet pipe penetrates through the inner cavity; the partition plate is connected with the upper wall of the inner cavity; the first heating rod is arranged on the left side of the inner cavity; the second heating rod and the water outlet pipe are arranged on the right side of the partition plate.

2. The new electric water heater according to claim 1, characterized in that: the heating pipe is a double-layer inverted U-shaped copper pipe, and two welding points are arranged on the heating pipe and the wall of the first cavity body.

3. The new electric water heater according to claim 1, characterized in that: the water inlet pipe is of an inverted U-shaped structure.

4. The new electric water heater according to claim 1, characterized in that: the blind pipe is connected to a switching circuit of the main circuit and can be used as a circuit breaking switch of the water heater.

5. The new electric water heater according to claim 1, characterized in that: and the welding position of the communicating pipe is positioned at the lowest part of the first cavity and the second cavity.

6. The new electric water heater according to claim 1, characterized in that: the water inlet pipe and the water outlet pipe can be additionally provided with a water mixing valve.

7. The new electric water heater according to claim 1, characterized in that: the first heating rod and the second heating rod are welded at the bottom of the second cavity.