CN222123506U - Electric water heater - Google Patents

Abstract

The utility model relates to the field of household appliances, in particular to an electric water heater which comprises a heating container and a water outlet part, wherein the water outlet part is formed at the bottom of the heating container and extends into a heating cavity, a water outlet channel is formed in the water outlet part, an extension section extending to the outside of the heating container is further formed on the water outlet part, a bypass part is arranged between the heating container and the extension section, a bypass channel used for communicating the heating cavity with the extension section is formed in the bypass part, a switch valve is arranged in the bypass channel and used for controlling the switch of the bypass channel, when the water heater is not used for a long time, the switch valve is opened, the bypass channel is opened, residual water in the heating cavity is discharged through the bypass channel, water is prevented from deteriorating in the heating cavity for a long time, bacteria are prevented from being bred, and water quality used later is influenced, and besides, the bypass part is beneficial to preventing risks such as scalding caused by excessive temperature rise of waste heat.

Description

Electric water heater

Technical Field

The utility model belongs to the technical field of household appliances, and particularly relates to an electric water heater.

Background

The water heater is a household appliance commonly used in daily life of people, wherein the electric water heater can be divided into a water storage type electric water heater and an instant electric water heater according to the heating power.

The instant heating type electric water heater does not need water storage, preheating and heat preservation, can flow out hot water after opening the water outlet for a few seconds, can be used and stopped immediately, has simple structure, simple operation, energy saving and electricity saving, and light volume, and has a great share in the current market by virtue of the advantages.

The water quality in the heating cavity can be rapidly reduced along with the accumulation of time if the water heater is not used for a long time, so that the water quality of users is influenced, the water heater needs to be disassembled and cleaned after the water heater is not used for a long time, the cost is high, and the service life of the water heater can be influenced by repeated disassembly.

Disclosure of Invention

The utility model aims to provide an electric water heater, which solves the problems that in the prior art, the electric water heater is not used for a long time, the quality of accumulated water remained in a heating cavity is reduced, bacteria are easy to breed, the subsequent use is affected, if the electric water heater is repeatedly disassembled and cleaned, the service life of the water heater is easy to be damaged, and the like.

In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:

The utility model provides an electric water heater, which comprises:

a heating container having a heating chamber formed therein;

A water outlet part formed at the bottom of the heating container and extending into the heating cavity, wherein a water outlet channel is formed in the water outlet part;

The water outlet part is also provided with an extension section extending to the outside of the heating container, a bypass part is arranged between the heating container and the extension section, a bypass channel used for communicating the heating cavity with the extension section is formed in the bypass part, and a switch valve used for controlling the switch of the bypass channel is arranged in the bypass channel.

Compared with the prior art, the utility model has the advantages and positive effects that:

A bypass part is arranged between the bottom of the heating container and the extension section of the water outlet part, and a switch valve is arranged in the bypass part and used for controlling the switch of a bypass channel in the bypass part;

When the water heater is not used for a long time, the switch valve is opened, the bypass channel is opened, residual accumulated water in the heating cavity is discharged through the bypass channel, and the accumulated water is prevented from deteriorating in the heating cavity for a long time, bacteria are bred, and the water quality of subsequent use is influenced;

In addition, the bypass part is favorable for avoiding risks such as scalding caused by overhigh temperature rise of waste heat, when the water is stopped for a period of time and is heated again, the switch valve is opened for a set time, and the water with lower temperature at the bottom of the heating cavity is mixed into the water outlet part from the bypass channel and is mixed with the outputted hot water, so that overhigh water temperature after the temperature rise of the waste heat is avoided.

In some embodiments of the application, the bypass portion is connected to the bottom of the heating vessel for draining residual water from the heating chamber.

The bypass part is connected with the bottom of the heating container, so that water in the heating cavity can be discharged completely, and accumulated water in the heating cavity is avoided.

In some embodiments of the application, the heating container further comprises an outer shell, wherein the heating container is arranged in the outer shell, and a heat insulation layer is formed between the outer shell and the heating container.

In some embodiments of the present application, the outer casing and the heating container are in a vertical state, the heating container includes a liner body and a cover body, the top of the liner body is of an opening structure, and the cover body is detachably connected to the top of the liner body.

The cover body is detachably connected to the liner body, so that the processing difficulty is reduced, the structures such as the heating part and the water treatment part are more convenient to install, and meanwhile, the processing and forming of the threaded connection port are more convenient.

In some embodiments of the application, the cover is formed with profiling and/or reinforcing ribs to improve the structural strength of the cover.

In some embodiments of the present application, the water inlet end of the water outlet portion extends into the heating chamber and is located at an upper position of the heating chamber.

Because the upper side of the heated water tank heating cavity moves, the water inlet end on the water outlet part is positioned at the upper position of the heating cavity, thereby being beneficial to improving the water outlet speed of hot water and reducing the waiting time.

In some embodiments of the present application, a water inlet portion is formed on a side wall of the heating container, the water inlet portion is communicated with the heating cavity, and the water inlet portion is used for connecting a water inlet pipe and introducing an external water source into the heating cavity.

The water inlet part is communicated with the lower part of the heating cavity, so that the influence on the heating effect caused by that the just-input cold water is directly output to the user end from the water inlet end of the water outlet part without heating is avoided.

In some embodiments of the present application, the heating device further comprises a heating element connected to the cover body, the heating element comprises a heating part and a connecting part, the heating part extends into the heating cavity and is used for heating water in the heating cavity, and the heating part is connected with the power supply module through the connecting part.

In some embodiments of the application, at least a portion of the heating portion is spiral for increasing the heating area.

In some embodiments of the application, the periphery of the housing is formed with lifting lugs for convenient lifting.

Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of an internal structure of an embodiment of an electric water heater according to the present utility model;

FIG. 2 is a schematic diagram of the bypass and on-off valve split;

FIG. 3 is a split schematic of FIG. 1;

FIG. 4 is a schematic view of a heating vessel structure;

FIG. 5 is a schematic view of a heating vessel in section;

FIG. 6 is one of the schematic cover structures;

FIG. 7 is a second schematic diagram of the structure of the cover;

FIG. 8 is a schematic view of a descaling assembly;

FIG. 9 is a schematic view of the connection structure of the heating container and the heating member;

FIG. 10 is a schematic view of the water treatment component connection locations;

In the drawing the view of the figure,

100. A housing;

200. Heating the container;

210. the container body is 211, a connecting convex part, 212 and a lifting lug;

220. Cover body 221, connecting outer edge 222, sleeve part 223, fixing convex part;

230. The water outlet part, 231, water inlet end, 232, water outlet interface;

240. A water inlet part;

300. 310, a motor, 320, a screw rod, 330 and an intermediate plate;

400. heating element 410, connecting part 411, sealing groove part 420, heating part;

500. The scale removing device comprises a scale removing component, 510, a handheld part, 520, a scale removing fixing part, 530 and a scale removing body;

600. Bypass part 610, switch valve 611, rotary handle 612, rotary shaft 613, valve plate;

700. A water treatment component.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, directly connected, or indirectly connected via an intermediary. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

The electric water heater adopts electric energy as a main energy material, and the high-temperature heat generated after the electric energy is electrified directly heats water stored in the electric water heater so as to achieve the purpose of preparing hot water.

The electric water heater generally comprises a water tank, an electric heating component, an electric control board and the like, wherein a water storage cavity is formed in the water tank to store water to be heated, the electric heating component is inserted into the water storage cavity formed by the water tank, and the electric control board is used for controlling the electric heating component to be powered on and powered off so as to heat the water in the water tank to a set temperature.

For a water tank of an electric water heater, the water tank generally comprises a shell and a heating container, and an insulating layer is formed between the shell and the heating container. The shell is generally made of plastic materials to meet design requirements of attractive and diversified shapes, and the heating container can be made of a metal liner body or a plastic liner body according to requirements.

In addition, the heat insulating layer is formed between the shell and the heating container, and common heat insulating materials include asbestos, sponge, foamed plastic, polyurethane foam and the like, and in the conventional technology, in order to obtain good heat insulating effect, the heat insulating layer is usually formed in a foaming mode.

For the heating container adopting the metal liner body, the interior of the heating container is easy to corrode due to the influence of water quality, and therefore, the water tank is also provided with a magnesium rod which is inserted into the water storage cavity in the water tank.

Since magnesium is the lowest potential metal in the electrochemical sequence, it is physiologically non-toxic. Therefore, the magnesium rod protective heating container is very ideal. The size of the magnesium rod directly relates to the length of the time for protecting the heating container and the size of the protecting effect, and the larger the magnesium rod is, the better the protecting effect is and the longer the protecting time is.

The water tank is also provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is used for conveying cold water into a water storage cavity formed in the water tank, and hot water in the water storage cavity is output from the water outlet pipe.

For the electric heating component, electric heating modes such as electric heating wires, magnetic energy or silicon tube heating can be adopted to heat water stored in the water storage cavity.

For the electric control board, the electric control board is used for receiving detection signals sent by related sensors (such as a water temperature sensor and a flow sensor) and controlling the electric heating component to be powered on and powered off.

When the electric water heater works, the electric heating component is controlled by the electric control board to be electrified and heated, and when the water temperature of the water in the water tank reaches a set value, the electric heating component is controlled by the electric control board to be powered off.

Referring to fig. 1-3 and 9, the present utility model provides an electric water heater, which includes a housing 100 and a heating container 200.

The heating container 200 is formed with a heating cavity, water is stored in the heating cavity, the heating container 200 is of a cylindrical structure, the heating container 200 comprises a liner 210 and a cover 220, the top of the liner 210 is of an opening structure, and the cover 220 is detachably connected to the top of the liner 210.

The outer surface of the liner 210 is composed of a vertical circumferential surface and a bottom arc surface, an opening is arranged above the outer wall of the heating container 200, and a cover 220 is arranged on the heating container 200 in a covering manner.

Vertical and horizontal outwardly protruding reinforcing ribs are formed on the circumferential side surface of the bladder 210 to improve the structural strength of the bladder 210.

The cover 220 is detachably connected to the container 210, so that the processing difficulty is reduced, and the structures such as the heating element 400 and the water treatment part 700 are more convenient to install.

The outer surface of the cover 220 is composed of a mounting plane or a top circular arc surface.

Referring to fig. 6, a connection outer edge 221 is formed on the circumferential side of the cover 220, a connection protrusion 211 is formed on the outer wall of the container 210, a fastening portion is formed on the connection outer edge 221, and the cover 220 is detachably connected to the connection protrusion 211 through the fastening portion.

The connection protrusion 211 is a continuous structure provided on the outer wall peripheral side of the bladder 210, or an intermittent structure, and mainly functions to connect to the cover 220.

The cover body 220 and the liner body 210 are connected through the buckles, so that damage to the liner body 210 and the cover body 220 caused by mechanical connection modes such as fastening screws and the like is reduced, the tightness and the structural strength are better, the assembly process is simplified, and the processing cost of parts is reduced.

In addition, in other embodiments, the cover 220 and the liner 210 may be connected by an interference fit, and the connecting outer edge 221 is connected to the outer side of the connecting protrusion 211 by an interference fit.

Referring to fig. 4 and 5, the heating container 200 is externally connected with a water inlet pipe for conveying external water into the heating cavity, and a water outlet pipe connected with a user terminal for outputting heated water to the user terminal such as a shower head.

Specifically, the bottom of the heating container 200 is formed with a water outlet 230, and a water inlet 231 of the water outlet 230 extends into the heating chamber and is located above the heating chamber.

Because the heated water tank moves above the heating cavity, the water inlet end 231 of the water outlet part 230 is positioned above the heating cavity, which is beneficial to improving the water outlet speed of hot water and reducing the waiting time.

Referring to fig. 1 to 3, when the electric water heater is not used for a long time, the water quality in the heating cavity is rapidly reduced along with the accumulation of time, so that the water quality of a user is influenced, and in order to ensure the water quality, the water heater needs to be disassembled and cleaned after the electric water heater is not used for a long time, so that the service life of the electric water heater is influenced.

In order to solve the above problems, in other embodiments of the present application, a bypass portion 600 is further provided at the bottom of the heating container 200 to drain the accumulated water in the heating chamber before the heating container is not used for a long time.

In other embodiments of the present application, the water outlet 230 is further formed with an extension extending to the outside of the heating container 200, and the extension extends a certain length out of the outer wall of the heating container 200.

The water outlet pipe is directly connected with the tail end of the extension section.

In the present embodiment, a bypass portion 600 is provided between the heating container 200 and the extension, a bypass passage for communicating the heating chamber and the extension is formed in the bypass portion 600, and an on-off valve 610 is provided in the bypass passage for controlling the on-off of the bypass passage.

When the water heater is not used for a long time, the switch valve 610 is opened, the bypass channel is opened, residual accumulated water in the heating cavity is discharged through the bypass channel, and the accumulated water is prevented from deteriorating in the heating cavity for a long time, bacteria are bred, and the water quality of subsequent use is influenced;

referring specifically to fig. 2, the switching valve 610 includes a rotation handle 611, a rotation shaft 612, and a valve sheet 613, the rotation handle 611 is located at an outer side of the bypass 600, the rotation shaft 612 extends into the bypass passage, the valve sheet 613 is fixed to the rotation shaft 612, and the valve sheet 613 rotates in the bypass passage as a user or an operator rotates the rotation handle 611 to open or close the bypass passage.

In addition, the bypass portion 600 is also beneficial to avoiding the risk of scalding caused by too high temperature rise of waste heat, when the water is stopped for a period of time and heated again, the switch valve 610 is opened for a given time, and the water with lower temperature at the bottom of the heating cavity is mixed into the water outlet portion 230 from the bypass channel and mixed with the outputted hot water, so that the temperature of the water after the temperature rise of waste heat is avoided to be too high.

In some embodiments of the present application, a bypass part 600 is connected to the bottom of the heating container 200 for discharging residual water in the heating chamber.

The bypass portion 600 is connected to the bottom of the heating container 200, which is advantageous in completely discharging water in the heating chamber, and avoiding water accumulation in the heating chamber.

The bypass portion 600 is integrally formed with the heating container 200 in a bent pipe structure, or the bypass portion 600 is separately manufactured, a bottom port is provided at the bottom of the heating container 200, a side port is provided on the side wall of the extension section, and the bypass portion 600 is connected between the heating container 200 and the extension section by welding or other means.

The bypass portion 600 is manufactured separately, which is beneficial to reducing the processing difficulty, but the assembly process has high requirements on the tightness, and the tightness of the connection part needs to be ensured.

In some embodiments of the present application, the circumferential side of the housing 100 is formed with lifting lugs 212 to facilitate lifting of the heating vessel 200 during installation or removal.

Referring to fig. 10, the water outlet portion 230 is formed with a water outlet port 232 extending out of the heating container 200 for connecting a water outlet pipe for outputting heated water.

Referring again to fig. 4 and 5, in some embodiments of the present application, the water inlet pipe is connected to the sidewall of the heating container 200, and more particularly, the water inlet portion 240 is formed on the sidewall of the heating container 200, and the water inlet portion 240 extends outwardly along the sidewall of the heating container 200 to facilitate docking with the water inlet pipe.

The water inlet part 240 is communicated with the lower part of the heating cavity, and the water inlet pipe is connected to the outside of the water inlet part 240 and used for introducing an external water source into the heating cavity.

The water inlet portion 240 is communicated with the lower portion of the heating cavity, so that the influence on the heating effect caused by that the just-input cold water is directly output to the user end from the water inlet end 231 of the water outlet portion 230 without being heated is avoided.

The heating member 400 is a main component for heating water in the heating chamber, and the heating member 400 includes a heating part 420 and a connection part 410, and the connection part 410 mainly plays a role of connecting the heating part 420.

Referring to fig. 3, the heating part 420 is specifically a heating pipe, the heating part 420 extends into the heating cavity under the action of the connecting part 410, and is used for heating water in the heating cavity, and the heating part 420 is connected with the power supply module through the connecting part 410.

Wherein, the heating member 400 is further connected with a driving assembly 300, a mounting opening is formed on the heating container 200, and the heating part 420 is configured to be movable up and down in the heating cavity along the mounting opening under the action of the driving assembly 300.

Referring to fig. 6 and 7, specifically, a mounting opening is formed in the cover 220, a sleeve portion 222 is formed in the mounting opening, and both ends of the sleeve portion 222 extend out of both sides of the cover 220, respectively.

The sleeve portion 222 has a through connection channel formed therein, and the connection portion 410 is connected to the connection channel, and the connection portion 410 can move up and down in the connection channel under the action of the driving assembly 300.

The design of the sleeve portion 222 is beneficial to improving the contact area between the connecting portion 410 on the heating element 400 and the cover 220, and the connection strength is better.

Referring to fig. 1, in order to achieve the up-and-down movement of the heating member 400 with respect to the heating container 200, a movable cavity is formed between the heating container 200 and the housing 100, and the driving assembly 300 is fixed in the movable cavity.

Specifically, the driving assembly 300 is a linearly telescopic driving structure such as an electric push rod, the driving assembly 300 is fixed on the top of the housing 100, and the telescopic end of the driving assembly 300 is connected to the connecting portion 410 of the heating element 400.

In addition, the driving assembly 300 may further include a motor 310, a screw 320 connected to an output end of the motor, and an intermediate plate 330 connected to an end of the heating member 400 extending out of the heating container 200, wherein the intermediate plate 330 is provided with a threaded hole, and the screw 320 is screwed to the intermediate plate 330.

After the motor 310 is started, the screw 320 is driven to rotate, and under the action of the threaded connection, the middle plate 330 drives the heating element 400 to move up and down relative to the screw 320, so that the purpose of moving the heating element 400 up and down is achieved.

After the driving assembly 300 is turned on, the heating portion 420 can be driven by the connecting portion 410 to move up and down in the heating cavity.

Referring again to fig. 3, in some embodiments of the present application, at least a portion of the heating portion 420 is spiral to increase the contact area with the water in the heating chamber, thereby improving the heating efficiency.

In some embodiments of the present application, in order to enhance the sealing effect of the heating container 200, at least one sealing groove 411 is formed on the inner wall of the sleeve part 222 along the axial direction of the sleeve part 222, and a sealing part is installed in the sealing groove 411 for sealing a gap between the connection part 410 and the connection passage.

In another sealing manner, at least one sealing groove 411 is provided on the outer wall of the connecting portion 410 along the length direction of the connecting portion 410, and the sealing member is connected to the connecting portion 410, and moves up and down with respect to the inner wall of the sleeve portion 222 during the up and down movement of the connecting portion 410 with respect to the sleeve portion 222.

In the process of moving the connecting portion 410 up and down relative to the sleeve portion 222, the sealing portion is always located between the connecting portion 410 and the connecting channel, so that sealing effect is improved, water output or external impurities and the like in the heating cavity are prevented from entering the heating cavity, and safety is better.

According to the electric heater, the heating element 400 can move up and down in the heating cavity through the driving assembly 300, when the electric heater heats, the driving assembly 300 moves the heating element 400 to the upper position of the heating cavity, so that the heating element 400 is close to the water inlet end 231 of the water outlet part 230, after the water outlet valve is opened, the heating element 400 heats surrounding water, and the heated water can directly enter the water outlet part 230 from the water inlet end 231, so that the heating speed is improved.

After the heating is finished, the driving assembly 300 moves the heating element 400 to a lower position of the heating cavity, so that the position of the heating element 400 is far away from the water inlet end 231 of the water outlet 230, waste heat temperature rise is reduced, when a user opens the water outlet valve again, hot water heated by the residual temperature of the heating pipe is directly output, the user is scalded, the heating efficiency of the whole electric water heater is higher, electricity is saved, and the safety is higher.

In addition, during the contact process between the water flow in the heating chamber and the heating pipe or the iron heating chamber, scale in the heating chamber and corrosion of the inner wall of the heating container 200 may occur.

Referring to fig. 3, 6-8, the heating chamber according to the present application is further provided with a descaling assembly 500, so that the water flow in the heating chamber and the cleanliness of the heating chamber are ensured without affecting the performance of the heating cup

The descaling assembly 500 includes a descaling fixing portion 520, a hand-held portion 510, and a descaling body 530, wherein the hand-held portion 510 and the descaling body 530 are respectively mounted at both sides of the fixing portion.

The descaling body 530 is made of metal materials with higher activity such as magnesium rods, and the descaling assembly 500 is used for reducing rust of working components in the heating cavity, has the function of rust removal, reduces the frequency of maintenance and cleaning of the components in the heating cavity, and is beneficial to improving water quality.

In some embodiments of the present application, the cover 220 is formed with a fixing protrusion 223, a screw hole penetrating the fixing protrusion 223 is formed therein, an external screw thread is formed at the outer circumference of the scale removal fixing part 520, and the scale removal fixing part 520 is screw-coupled to the fixing protrusion 223.

The fixing protrusion 223 helps to increase the connection contact area of the descaling assembly 500 and the cover 220, and helps to increase the connection strength.

The hand-held portion 510 is an insulating material or an insulating layer is formed on the surface of the hand-held portion 510.

In the process of assembling and disassembling the water treatment member 700, an operator or a user holds the hand-held portion 510 to rotatably mount or dismount the descaling assembly 500, which is advantageous for improving the safety of the operation.

The fixing portion, the hand-held portion 510 and the descaling body 530 in the descaling assembly 500 may be integrally formed by metal materials with high activity such as magnesium rods, an insulating layer is sleeved on the outer wall corresponding to the hand-held portion 510, and external threads are machined on the outer side of the position corresponding to the fixing portion.

It should be noted that, the diameter of the corresponding position of the fixing portion is slightly larger than the diameter of the descaling body 530, so as to avoid interference between the descaling body 530 and the threaded hole during installation.

In some embodiments of the present application, profiling and/or reinforcing ribs are formed on the cover 220 for improving the structural strength of the cover 220.

The sleeve portion 222, the fixing boss 223, and the like are formed on the downwardly extending profiling, which is advantageous in reducing the overall height.

Referring to fig. 10, the present application also proposes an electric water heater having a water treatment part 700 disposed in a heating chamber, the water treatment part 700 being configured to perform water quality treatment on water in a heating container 200, thereby purifying water or adding mineral components beneficial to human body.

The water treatment member 700 may include an adsorption material such as activated carbon, or may be provided as a material that can increase minerals beneficial to the human body.

In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative embodiments of the present utility model, and the scope of the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be covered by the present utility model, and the scope of the present utility model shall be defined by the appended claims.

Claims (10)

1. An electric water heater, comprising:

a heating container having a heating chamber formed therein;

A water outlet part formed at the bottom of the heating container and extending into the heating cavity, wherein a water outlet channel is formed in the water outlet part;

The water outlet part is also provided with an extension section extending to the outside of the heating container, a bypass part is arranged between the heating container and the extension section, a bypass channel used for communicating the heating cavity with the extension section is formed in the bypass part, and a switch valve used for controlling the switch of the bypass channel is arranged in the bypass channel.

2. The electric water heater of claim 1, wherein the electric water heater comprises a water heater,

The bypass part is connected with the bottom of the heating container and is used for discharging residual water in the heating cavity.

3. The electric water heater of claim 1, wherein the electric water heater comprises a water heater,

The heating container is arranged in the outer shell, and an insulating layer is formed between the outer shell and the heating container.

4. The electric water heater according to claim 3, wherein,

The shell body and the heating container are in a vertical placement state, the heating container comprises a liner body and a cover body, the top of the liner body is of an opening structure, and the cover body is detachably connected to the top of the liner body.

5. The electric water heater according to claim 4, wherein the electric water heater comprises a water heater,

The cover body is provided with profiling and/or reinforcing ribs for improving the structural strength of the cover body.

6. The electric water heater of claim 1, wherein the electric water heater comprises a water heater,

The water inlet end of the water outlet part extends into the heating cavity and is positioned at the upper position of the heating cavity.

7. The electric water heater of claim 1, wherein the electric water heater comprises a water heater,

The side wall of the heating container is provided with a water inlet part which is communicated with the heating cavity and is used for connecting a water inlet pipe and introducing an external water source into the heating cavity.

8. The electric water heater according to claim 4, wherein the electric water heater comprises a water heater,

The heating device comprises a cover body, and is characterized by further comprising a heating piece connected to the cover body, wherein the heating piece comprises a heating part and a connecting part, the heating part extends into the heating cavity and is used for heating water in the heating cavity, and the heating part is connected with the power supply module through the connecting part.

9. The electric water heater of claim 8, wherein the electric water heater comprises a water heater,

At least a part of the heating part is spiral for increasing the heating area.

10. The electric water heater according to claim 4, wherein the electric water heater comprises a water heater,

Lifting lugs are formed on the periphery of the shell and are used for being convenient to hoist.