A high-heat-capacity water storage type electric water heater

CN224607872UActive Publication Date: 2026-08-07FOSHAN SHUNDE QIANMING ELECTRONIC TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN SHUNDE QIANMING ELECTRONIC TECH CO LTD
Filing Date
2025-08-22
Publication Date
2026-08-07

AI Technical Summary

Technical Problem

多成员家庭需要大量稳定供应的热水,传统容量的电热水器难以满足对大家庭热水供应的需求,热水供应能力不足,保温性能欠佳,频繁加热不仅降低使用体验,还耗费大量电能,普通电热水器的加热管布局和加热方式存在局限性,导致加热效率不高,且水温不均匀

Benefits of technology

[0012] This invention, by incorporating a stirring component, enables the electric water heater to supply hot water stably, improving heating efficiency and providing a better user experience.

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Abstract

The utility model discloses a high heat capacity's water storage type electric water heater, including electric water heater main part and circuit board, its characterized in that: electric water heater main part includes inner bag, the inner bag inside is equipped with water storage space, and the inner bag bottom is equipped with water outlet pipe, water inlet pipe and stirring subassembly, and the side of inner bag is equipped with heating pipe, the stirring subassembly includes the motor of inner bag outside and the vane of inner bag inside, and the output shaft of motor passes through inner bag wall and is driven connection with vane, and sets up sealing element between output shaft and inner bag wall, the electric water heater is through water inlet pipe and is injected to the inner bag, and heating pipe heats the water of inner bag inside storage, and circuit board gives stirring subassembly drive signal, makes the motor drive vane rotation and carries out water flow stirring, and the water in the inner bag of heating completion flows out through water outlet pipe. The utility model discloses the setting of stirring subassembly can even water temperature steady supply hot water, and has improved heating efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of electric water heater technology, and in particular to a high heat capacity storage-type electric water heater. Background Technology

[0002] As people's living standards improve, the demand for household hot water supply is becoming increasingly diversified and standardized. Multi-member families require a large and stable supply of hot water, which traditional electric water heaters struggle to meet. Insufficient hot water supply capacity, poor heat retention, and frequent reheating not only reduce the user experience but also consume significant amounts of electricity. The heating element layout and heating method of ordinary electric water heaters also limit heating efficiency and result in uneven water temperature. There is a lack of electric water heater products that can provide a large reserve of hot water. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a high heat capacity storage-type electric water heater with strong heat storage capacity, so as to overcome the shortcomings of the prior art.

[0004] To solve the above-mentioned technical problems, the technical solution of this utility model is as follows:

[0005] A high-heat-capacity storage-type electric water heater includes a main body and a circuit board. The main body comprises an inner tank with a water storage space inside. The bottom of the inner tank has an outlet pipe, an inlet pipe, and a stirring assembly. A heating element is located on the side of the inner tank. The stirring assembly includes a motor located outside the inner tank and blades located inside the inner tank. The motor's output shaft passes through the inner tank wall and is connected to the blades. A seal is provided between the output shaft and the inner tank wall. Water is injected into the inner tank through the inlet pipe. The heating element heats the water stored inside the inner tank. The circuit board sends a drive signal to the stirring assembly, causing the motor to drive the blades to rotate and stir the water flow. After heating is complete, the water in the inner tank flows out through the outlet pipe.

[0006] A magnesium rod is provided at the bottom of the inner liner.

[0007] The stirring assembly has at least two sets, which are respectively arranged on both sides of the inner liner.

[0008] The outlet and inlet of the water pipe extend to the outside of the inner tank. The section of the water inlet pipe inside the inner tank has multiple outlet holes, and the water inlet position of the water inlet pipe is lower than the water outlet position of the water outlet pipe.

[0009] A temperature sensor is provided on the side of the inner tank to detect the temperature of the water stored inside.

[0010] A flange is provided at the center of the side of the inner liner. One end of the heating tube is fixed to the flange and penetrates into the inner liner. The other end of the heating tube extends downward along the axial direction of the inner liner.

[0011] The above technical solution has the following beneficial effects:

[0012] This invention, by incorporating a stirring component, enables the electric water heater to supply hot water stably, improving heating efficiency and providing a better user experience. Attached Figure Description

[0013] To more clearly illustrate the embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely exemplary, and those skilled in the art can derive other embodiments based on the provided drawings without creative effort.

[0014] The structures, proportions, sizes, etc. illustrated in this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed herein, and are not intended to limit the implementation conditions of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size, without affecting the effects and objectives that this utility model can produce, should still fall within the scope of the technical content disclosed in this utility model.

[0015] Figure 1 This is a schematic diagram of the internal structure of the present invention;

[0016] In the diagram: 1. Outer shell; 2. Inner liner; 3. Blade; 4. Motor; 5. Magnesium rod; 6. Outlet pipe; 7. Inlet pipe; 8. Heating element; 9. Outlet; 10. Inlet; 11. Temperature sensor. Detailed Implementation

[0017] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0018] See Figure 1As shown, this utility model discloses a high heat capacity storage-type electric water heater, including a water heater body and a circuit board. The water heater body includes an inner tank 2, with a water storage space inside. The bottom of the inner tank 2 has an outlet pipe 6, an inlet pipe 7, and a stirring assembly. A heating pipe 8 is located on the side of the inner tank. The stirring assembly includes a motor 4 located outside the inner tank 2 and blades 3 located inside the inner tank 2. The output shaft of the motor 4 passes through the wall of the inner tank 2 and is connected to the blades 3. A seal is provided between the output shaft and the wall of the inner tank 2. Water is injected into the inner tank 2 through the inlet pipe 7. The heating pipe 8 heats the water stored inside the inner tank 2. The circuit board sends a drive signal to the stirring assembly, causing the motor 4 to drive the blades 3 to rotate and stir the water flow. After heating, the water in the inner tank 2 flows out through the outlet pipe 6.

[0019] A magnesium rod is provided at the bottom of the inner liner.

[0020] The stirring assembly has at least two sets, which are respectively arranged on both sides of the inner liner.

[0021] The outlet 9 and inlet 10 of the water outlet pipe 6 and the water inlet pipe 7 both extend to the outside of the inner liner 2. The section of the water inlet pipe 7 located inside the inner liner 2 is provided with multiple water outlet holes. The water inlet position of the water inlet pipe 7 is lower than the water outlet position of the water outlet pipe 6.

[0022] A temperature sensor 11 is provided on the side of the inner liner 2 to detect the temperature of the water stored inside the inner liner 2.

[0023] A flange is provided at the center of the side of the inner liner 2. One end of the heating tube 8 is fixed to the flange and penetrates into the inner liner 2. The other end of the heating tube 8 extends downward along the axial direction of the inner liner 2.

[0024] The working principle of this utility model:

[0025] First, water enters the inlet pipe 7 through the inlet 10, and then flows into the inner tank 2 through the outlet hole on the inlet pipe 7 section, thus filling the inner tank 2 with water. In order to store the water source for heating, the heating pipe 8 installed in the inner tank 2 is powered on, and uses electrical energy to convert into heat energy to heat the water in the inner tank 2.

[0026] When motor 4 is activated, it drives the blades 3 at the bottom of the inner tank 2 to rotate, stirring the water inside the inner tank 2. This allows the cold and hot water to mix thoroughly, resulting in a more uniform water temperature inside the inner tank 2. This prevents large local temperature differences, improves the hot water user experience, and also helps to transfer heat more efficiently, assisting in the heating process.

[0027] The magnesium rod 5, fixed at the bottom of the inner tank 2, reacts preferentially with substances in the water that cause corrosion of the inner tank through the principle of sacrificial anode, thus protecting the material of the inner tank 2, delaying corrosion, and extending the overall service life of the electric water heater.

[0028] Finally, the heated water can flow out from the outlet pipe 6 and be supplied to the outside through the outlet 9.

[0029] The embodiments of this utility model have been described in detail above with reference to the accompanying drawings, but this utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of this utility model, and these variations still fall within the protection scope of this utility model.

Claims

1. A high-heat-capacity storage-type electric water heater, comprising a water heater body and a circuit board, characterized in that: The electric water heater body includes an inner tank with a water storage space inside. The bottom of the inner tank has an outlet pipe, an inlet pipe, and a stirring assembly. A heating element is located on the side of the inner tank. The stirring assembly includes a motor located outside the inner tank and blades located inside the inner tank. The motor's output shaft passes through the inner tank wall and is connected to the blades. A seal is provided between the output shaft and the inner tank wall. The electric water heater injects water into the inner tank through the inlet pipe. The heating element heats the water stored inside the inner tank. The circuit board sends a drive signal to the stirring assembly, causing the motor to drive the blades to rotate and stir the water flow. After heating is complete, the water in the inner tank flows out through the outlet pipe.

2. The high heat capacity storage-type electric water heater according to claim 1, characterized in that: A magnesium rod is provided at the bottom of the inner liner.

3. The high heat capacity storage-type electric water heater according to claim 1, characterized in that: The stirring assembly has at least two sets, which are respectively arranged on both sides of the inner liner.

4. The high heat capacity storage-type electric water heater according to claim 1, characterized in that: The outlet and inlet of the water pipe extend to the outside of the inner tank. The section of the water inlet pipe inside the inner tank has multiple outlet holes, and the water inlet position of the water inlet pipe is lower than the water outlet position of the water outlet pipe.

5. A high heat capacity storage-type electric water heater according to claim 1, characterized in that: A temperature sensor is provided on the side of the inner tank to detect the temperature of the water stored inside.

6. A high heat capacity storage-type electric water heater according to claim 1, characterized in that: A flange is provided at the center of the side of the inner liner. One end of the heating tube is fixed to the flange and penetrates into the inner liner. The other end of the heating tube bends downward along the axial direction of the inner liner.