CN113108463A - Thermal insulation piece with electric appliance chamber and electric water heater - Google Patents

Abstract

The invention discloses a heat preservation piece with an electric appliance chamber and an electric water heater, wherein the heat preservation piece is arranged above an inner container of the electric water heater, the electric water heater also comprises a heating pipe, a water inlet pipe, a water outlet pipe and a temperature controller, the electric appliance chamber is formed in the heat preservation piece, an up-and-down through opening is formed in the electric appliance chamber, the heating pipe extends out of the opening, and a first mounting position for a water inlet pipe to run, a second mounting position for a water outlet pipe to run and a third mounting position for the temperature controller to mount are formed in the electric appliance chamber. The heat preservation piece can not only meet the installation requirements of electric devices, but also be beneficial to improving the heat preservation performance of the electric water heater.

Description

Thermal insulation piece with electric appliance chamber and electric water heater

Technical Field

The invention relates to the technical field of household appliances, in particular to a heat preservation piece with an appliance chamber and an electric water heater.

Background

The small kitchen appliance is used as a type of electric water heater, and is widely applied to occasions such as kitchens, toilets and the like because of the advantages of high heating speed, small volume and the like. The small kitchen treasure of whole foaming formula utilizes the foaming frock to form the foaming layer in the inside of casing, and the inside of foaming layer sets up the inner bag, and the electrical apparatus room is formed by independent working of plastics, and this electrical apparatus room working of plastics is located in the shell.

The disadvantages of this structure are: due to the existence of the plastic part of the electric appliance room, the heat preservation effect of the whole small kitchen appliance is poor; the foamed front shell, the foamed rear shell and the foamed electric appliance chamber are easy to deform, so that a maintenance cover on the electric appliance chamber is not well installed, and the product is integrally refined and unstable.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

In order to solve the problems pointed out in the background technology, the invention provides a heat preservation piece formed with an electric appliance chamber and an electric water heater.

The heat preservation piece can meet the installation requirement of electric devices and is helpful for improving the heat preservation performance of the electric water heater.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

the invention provides a heat preservation piece with an electric appliance chamber, which is arranged above an inner container of an electric water heater, and the electric water heater also comprises a heating pipe, a water inlet pipe, a water outlet pipe and a temperature controller;

an electric appliance chamber is formed in the heat preservation piece, an opening which is communicated up and down is formed in the electric appliance chamber, the heating pipe extends out of the opening, and a first installation position for the water inlet pipe to run, a second installation position for the water outlet pipe to run and a third installation position for the temperature controller to be installed are formed in the electric appliance chamber.

In some embodiments of the present application, the first installation position and the second installation position are respectively through the opening of the heat preservation member from top to bottom, and the first installation position and the second installation position are symmetrically arranged at the position of the heat preservation member behind.

In some embodiments of the present application, the first mounting location and the second mounting location are both in communication with the opening.

In some embodiments of the present application, the opening is provided at a middle position of the electric appliance room.

In some embodiments of the present application, the third installation position is a groove structure, and the third installation position is disposed on the front side of the heat preservation member.

In some embodiments of the present application, a fourth installation position for installing an indicator light of the electric water heater is further disposed in the electric appliance chamber, and the fourth installation position is disposed on the front side of the heat preservation member.

In some embodiments of the present application, the top of the heat preservation member is provided with a first diversion trench, the lateral part of the heat preservation member is provided with a second diversion trench, the rear part of the heat preservation member is provided with a third diversion trench, and water flowing into the first diversion trench flows through the second diversion trench and the third diversion trench in sequence.

The present invention also provides an electric water heater comprising:

a housing;

the inner container is arranged in the shell;

the heat preservation piece is arranged in the shell, and the upper part of the inner container is embedded into the heat preservation piece;

and a foaming cavity is formed among the shell, the bottom end surface of the heat-insulating piece and the liner below the heat-insulating piece.

In some embodiments of this application, the top of shell is equipped with the maintenance mouth, the maintenance mouth with the electrical apparatus room is just right, maintenance mouth department is equipped with the maintenance apron, be equipped with the confession on the maintenance apron the first opening that the inlet tube stretches out, confession the second opening that the outlet pipe stretches out.

In some embodiments of the present application, a water receiving groove is disposed at the maintenance opening on the housing, the water receiving groove surrounds the maintenance opening, and the maintenance cover plate abuts against the outer side wall of the water receiving groove.

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

the heat preservation piece that this application disclosed establishes at electric water heater's top, is equipped with the electric apparatus room in the heat preservation piece, and the indoor rational arrangement of electric apparatus is used for installing the installation position of parts such as heating pipe, inlet tube, outlet pipe and the temperature controller of electric water heater.

This application replaces the electrical apparatus room of working of plastics among the prior art through the heat preservation spare, satisfies the installation demand of relevant electrical apparatus, and simultaneously, the heat preservation spare of overhead still helps improving electric water heater's thermal insulation performance.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic side-front view of an electric water heater according to an embodiment;

fig. 2 is a schematic structural view of the electric water heater according to the embodiment, which is viewed from the side;

FIG. 3 is a cross-sectional view of an electric water heater according to an embodiment;

FIG. 4 is a schematic structural diagram of an electric water heater according to an embodiment, with a front shell and a maintenance cover plate omitted;

FIG. 5 is a schematic structural diagram of an electric water heater according to an embodiment without a maintenance cover plate;

FIG. 6 is a structural view of the insulating member according to the embodiment, viewed from the side front;

FIG. 7 is a schematic structural view of the insulating member according to the embodiment, as viewed from the rear side;

FIG. 8 is a schematic view of the heat retaining member according to the embodiment, as viewed from the bottom side;

FIG. 9 is a schematic structural diagram of a rear housing according to an embodiment;

FIG. 10 is a schematic structural diagram of a front housing according to an embodiment;

fig. 11 is a schematic structural view of the service cover plate according to the embodiment, as viewed from the bottom side.

Reference numerals:

100-heat preservation pieces;

110-electrical room, 111-first installation position, 112-second installation position, 113-third installation position, 114-fourth installation position, 115-opening;

120-circumferential side end faces;

131-a first retracted surface, 132-a second retracted surface;

140-an arc surface portion;

151-first guide groove, 152-second guide groove, 153-third guide groove, 154-guide step, 155-stop step;

160-mounting grooves;

200-inner container;

210-top arc surface;

220-bottom arc surface;

230-vertical peripheral side;

300-a housing;

310-front shell, 311-third screw hole, 312-third clamping part, 313-first notch;

320-rear shell, 321-fourth screw hole, 322-fourth clamping part, 323-second gap, 324-groove part;

330-maintenance port;

340-a water receiving tank;

351-water inlet hole and 352-water outlet hole;

360-connecting frame, 361-first screw hole;

370-a first snap-in part;

380-footing;

400-maintaining the cover plate;

410-a second clamping part;

420-a second screw hole;

431-first opening, 432-second opening;

500-a foaming chamber;

610-heating a tube;

620-water inlet pipe;

630-water outlet pipe;

640-temperature controller;

650-indicator light;

660-knob.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to 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 those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

The electric water heater in this embodiment, especially a small kitchen appliance, includes a housing 300, an inner container 200, a heating pipe 610, a water inlet pipe 620, a water outlet pipe 630, a temperature controller 640, and other conventional components, and further includes a heat insulation member 100.

Referring to fig. 1 to 5, a heat insulating member 100 is disposed above an inner container 200, an electric appliance chamber 110 is formed in the heat insulating member 100, an opening 115 penetrating up and down is formed in the electric appliance chamber 110, a heating pipe 610 extends out from the opening 115, and a first mounting position 111 for a water inlet pipe 620, a second mounting position 112 for a water outlet pipe 630, and a third mounting position 113 for a temperature controller 640 are formed in the electric appliance chamber 110.

In the conventional technology, an electric appliance chamber is usually made of a plastic part, and the plastic part does not have the heat insulation performance, so the heat insulation performance of the electric water heater can be greatly reduced.

The heat preservation part 100 in the embodiment replaces a plastic part of an electric appliance room, and the top-arranged heat preservation part is also beneficial to improving the heat preservation performance of the electric water heater on the basis of meeting the installation requirement of an electric appliance.

The first installation position 111 and the second installation position 112 are respectively through holes which vertically penetrate through the heat preservation member 100, so that a water inlet pipe 620 led out from the inner container 200 conveniently extends out through the first installation position 111, and a water outlet pipe 630 extends out through the second installation position 112 so as to be connected with an external water pipe.

The first mounting position 111 and the second mounting position 112 are symmetrically arranged at the position behind the heat preservation member 100, and the electric water heater is generally placed close to the wall, so that the water inlet pipe 620 and the water outlet pipe 630 can be close to the wall side as much as possible, and the installation is convenient.

The first mounting position 111 and the second mounting position 112 are both communicated with the opening 115, that is, the through holes where the first mounting position 111 and the second mounting position 112 are located have one sides in an open shape, which is convenient for processing the heat preservation member 100 on one hand, and on the other hand, is also equivalent to enlarging the size of the opening 115, so as to be convenient for mounting other components.

The opening is arranged at the middle position of the electric appliance chamber, so that the opening and the inner container below the opening can be vertically opposite, and the heating pipe is convenient to install.

The third mounting position 113 is a groove structure, and the third mounting position 113 is disposed on the front side of the thermal insulation member 100.

The knob 660 for controlling temperature is provided at the front side of the housing 300, which is convenient for a user to use, and the temperature controller 640 is provided in the third installation position 113 at the front side, which can reduce a connection line between the temperature controller 640 and the knob 660.

The electrical appliance room 110 is further provided with a fourth mounting position 114 for mounting an indicator lamp 650 of the electric water heater, the fourth mounting position 114 is arranged at the front side of the heat preservation member 100, the outer shell 300 is usually provided with a light transmission part for transmitting light emitted by the indicator lamp 650, and the indicator lamp 650 is arranged in front, which means that a user can observe the state of the indicator lamp from the front side of the electric water heater, thereby being convenient for the user to use.

The layout of the layout installation positions in the electrical appliance room 110 also achieves the purposes of convenient installation and convenient use for users on the basis of fully utilizing the existing structure of the heat preservation piece 100.

The specific shape of each location within the appliance compartment 110 depends on the size and shape of each associated component.

In some embodiments of the present application, the heat insulating member 100 further has a flow guiding function to improve the waterproof performance of the electric water heater.

Specifically, referring to fig. 7, a first diversion trench 151 is disposed at the top of the thermal insulation member 100, a second diversion trench 152 is disposed at the side of the thermal insulation member 100, a third diversion trench 153 is disposed at the rear of the thermal insulation member 100, and water flowing into the first diversion trench 151 sequentially flows through the second diversion trench 152 and the third diversion trench 153.

In the embodiment, the electric water heater takes a small kitchen appliance as an example, because the small kitchen appliance is generally installed below a kitchen sink or a bathroom wash basin, water drops generally fall on the top of the shell 300, because the heat preservation member 100 is arranged on top, the infiltrated water can contact the heat preservation member 100 firstly, and the flow guide structure on the heat preservation member 100 plays a flow guide role in the infiltrated water so as to guide the infiltrated water out, thereby effectively avoiding the water seepage from continuously flowing downwards to generate adverse effects on the inner structures such as the inner container 200 and the foaming layer, and further improving the waterproof performance of the electric water heater.

The cooperation guiding gutter structure is equipped with inlet opening 351 and apopore 352 on the shell 300, and the top of shell 300 is located to inlet opening 351, and the rear side of shell 300 is located to apopore 352, and inlet opening 351 is just to first guiding gutter 151, and the water that flows in from inlet opening 351 gets into first guiding gutter 151 earlier, then flows through second guiding gutter 152, third guiding gutter 153 in proper order, then flows out from apopore 352.

The water flowing from the water inlet hole 351 does not flow on the outer surface of the thermal insulation member 100 in a large area, but flows through a flow path defined by the first guide groove 151, the second guide groove 152 and the third guide groove 153, thereby improving the flow guiding effect.

Through the arrangement of the water inlet hole 351 and the water outlet hole 352, the flow path of water completely avoids the electric appliance room, so that the adverse effect of water seepage on the electric appliance in the electric appliance room is effectively avoided.

The rear water outlet hole 352 realizes rear side water drainage, so that the collection and treatment of the drainage are convenient, and the use sanitation of a user is not influenced.

The top of the thermal insulation member 100 is provided with an arc surface portion 140, the arc surface portion 140 intersects with the side wall of the thermal insulation member 100, and the first diversion trench 151 is arranged on the arc surface portion 140, so that water falling into the first diversion trench 151 can flow into the second diversion trench 152 on the side surface.

The appearance surface of the housing 300 generally adopts a fillet design at the edge, and the cambered surface 140 also avoids interference with the fillet structure of the housing 300.

Referring to fig. 6 and 7, the heat retaining member 100 has a first inwardly-tapered surface 131 and a circumferential side end surface 120 on the left and/or right side surface, the first inwardly-tapered surface 131 is located above the circumferential side end surface 120 and inwardly-tapered to the circumferential side end surface 120, and a second guide groove 152 is formed between the first inwardly-tapered surface 131 and the inner surface of the housing 300.

The rear side surface of the heat retaining member 100 has a second inward-contracting surface 132 and a circumferential side end surface 120, the second inward-contracting surface 132 is located above the circumferential side end surface 120 and is inward-contracted to the circumferential side end surface 120, and a third diversion trench 153 is formed between the second inward-contracting surface 132 and the inner surface of the housing 300.

The inner surface of the housing 300 actually serves as the sidewall of the second guide groove 152 and the third guide groove 153, so as to realize water blocking and flow guiding.

In the actual processing of the heat preservation piece 100, only the inner shrinkage surface needs to be processed on the circumferential side surface, and the processing of the heat preservation piece is simplified.

The first inner shrinkage surface 131 is provided with a flow guide step 154, the flow guide step 154 extends obliquely downwards from the front side to the rear side of the heat preservation member 100, and the flow guide step 154 has a flow dividing effect on water flowing down from the first flow guide groove 151, so that the flow guide effect of the side surface of the heat preservation member 100 is improved.

The second guiding grooves 152 and the guiding steps 154 are respectively provided with a stopping step 155 at one end close to the front side of the thermal insulation member 100, so as to prevent seepage water from flowing to the front side of the housing 300, and all seepage water flows to the water outlet hole 352 at the rear side to be discharged.

In some embodiments of this application, the bottom of shell 300 is equipped with a plurality of footing 380, and the height that is located the footing 380 of front side is higher than the height that is located the footing 380 of rear side, and the design that is low behind the high preceding of footing is for cooperating water conservancy diversion structure to further improve water conservancy diversion effect, guarantee that the infiltration is by gathering to the apopore 352 of rear side backward to the preceding.

In some embodiments of the present application, referring to fig. 1 and 5, a maintenance opening 330 is formed at the top of the housing 300, and a maintenance cover 400 is disposed at the maintenance opening 330.

The electric water heater in this embodiment is of a top maintenance type, and the heat insulating member 100 on the top can be seen by opening the maintenance cover plate 400.

Because the electrical apparatus room 110 is arranged in the heat preservation member 100, the electrical apparatus room 110 is over against the maintenance opening 330, and thus, the electrical apparatus in the electrical apparatus room 110 can be maintained by opening the maintenance cover plate 400 without the need of dismantling the housing as in the prior art, so that the maintenance of the electrical apparatus can be performed, and the convenience of maintenance is greatly improved.

The maintenance cover 400 is provided with a first opening 431 for the water inlet pipe 620 to extend out and a second opening 432 for the water outlet pipe 630 to extend out, so that a pipe outlet does not need to be arranged on the housing 300, as can be seen from the figure, the maintenance cover 400 covers most of the top of the housing 300, and thus, after the maintenance cover 400 is detached, the whole electric appliance room 110 can be completely exposed, and the maintenance of internal devices is facilitated.

A water receiving groove 340 is arranged on the shell 300 at the maintenance opening 330, the water receiving groove 340 surrounds the maintenance opening 330, and the maintenance cover plate 400 is abutted against the outer side wall of the water receiving groove 340.

When the electric water heater is used for a long time, water can permeate from a gap between the maintenance cover plate 400 and the water receiving groove 340, and the water receiving groove 340 receives the permeated water, so that the water is prevented from directly dripping into the electric appliance chamber 110.

This embodiment combines together water receiving tank 340 and the water conservancy diversion structure on the heat preservation 100, and in water receiving tank 340 was located to inlet opening 351, the water in water receiving tank 340 was infiltrated by the gap of maintenance apron 400 department, directly flowed into first guiding gutter 151 through inlet opening 351 in, second guiding gutter 152 and third guiding gutter 153 of flowing through in proper order again, then discharged from apopore 352, realized the water route of complete water receiving, water guide, drainage.

Referring to fig. 5, a connection frame 360 and a plurality of first clamping portions 370 are disposed at the maintenance opening 330 of the housing 300, and a first screw hole 361 is disposed on the connection frame 360. Referring to fig. 11, the maintenance cover 400 is correspondingly provided with a second clamping portion 410 and a second screw hole 420.

The first screw hole 361 and the second screw hole 420 are provided with screws, and the first clamping portion 370 and the second clamping portion 410 are clamped to realize the fastening connection between the maintenance cover plate 400 and the housing 300.

The maintenance cover plate 400 can be connected with the shell 300 through one screw, the number of screws is small, and the disassembling and assembling processes and time are greatly reduced.

And the fastening structure between the maintenance cover 400 and the housing 300 is more reliable by the snap-fit of the first and second snap- fit portions 370 and 410.

In this embodiment, the first clamping portion 370 is a protruding structure facing the maintenance opening 330, and the second clamping portion 340 is a clamping jaw, and the protruding structure is clamped with the groove structure on the clamping jaw.

In some embodiments of the present application, the housing 300 includes a front case 310 and a rear case 320.

Referring to fig. 10, a plurality of third screw holes 311 are respectively formed at left and right sides and a bottom side of the front case 310, and a third engaging portion 312 is further formed at the bottom side of the front case 310; referring to fig. 9, a plurality of fourth screw holes 321 are respectively formed at the left side, the right side and the bottom side of the rear case 320, and a fourth clamping portion 322 is further formed at the bottom side of the rear case 320; the third screw hole 311 and the fourth screw hole 321 are provided with screws, and the third clamping portion 312 is clamped with the fourth clamping portion 322 to realize the fastening connection between the front shell 310 and the rear shell 320.

In this embodiment, the third clamping portion 312 is a clamping claw structure, the fourth clamping portion 322 is a clamping hole structure, and in the installation process of the front shell 310 and the rear shell 320, the front shell 310 and the rear shell 320 are pre-positioned by clamping between the third clamping portion 312 and the fourth clamping portion 322, so that the subsequent screws can be conveniently installed.

Referring to fig. 9, the rear case 320 is provided with a groove portion 324, the fourth screw hole 321 is located in the groove portion 324, the screw is driven in from the rear side of the outer case 300, the screw is not visible from the front side surface of the electric water heater, the appearance is more attractive, the groove portion 324 plays a role in shielding and preventing water for the screw, and the situation that the screw is rusted after long-term water spraying and cannot be detached is avoided.

The top of the front shell 310 is provided with a first notch 311, the top of the rear shell 320 is provided with a second notch 323, and after the front shell 310 is connected with the rear shell 320, the first notch 313 and the second notch 323 are just butted to form a maintenance opening 330.

In this embodiment, a foaming chamber 500 is formed between the outer shell 300, the bottom end surface of the thermal insulation member 100, and the inner container 200 located below the thermal insulation member 100.

In the prior art, the foaming cavity is usually formed by a gap between the shell and the inner container, the foaming volume is large, the foaming pressure is large, the foaming material is easy to overflow in the foaming process, and parts such as the inner container are easy to shift due to the foaming pressure, so that the fine stability of a product after processing and forming is influenced, and the subsequent parts are inconvenient to position and install.

In the application, through the arrangement of the heat preservation part 100, the foaming cavity 500 is formed by the shell 300, the bottom end face of the heat preservation part 100 and the gap between the inner containers 200 below the heat preservation part 100, the foaming volume is small, the foaming pressure is small, the problems that parts such as foaming material flash, the inner containers and the like are subjected to foaming pressure to generate position deviation and the like can be effectively avoided, the fine stability of products is improved, and the positioning and the installation of subsequent products are facilitated.

The heat insulation member 100 has a heat insulation performance while forming the foaming cavity, and is also helpful for improving the heat insulation performance of the electric water heater.

The upper part of the inner container 200 is embedded into the heat insulation piece 100, so that the heat insulation piece 100 does not occupy more space in the shell 300, the compact design of the components in the shell 300 is facilitated, and the miniaturization design purpose of the product is facilitated; meanwhile, the heat preservation member 100 also plays a role in positioning and supporting the inner container 200, and further prevents the inner container 200 from deviating in the foaming process.

In the embodiment, the design that the heat insulation piece 100 is arranged in the shell 300 and on the inner container 200 subverts the conventional design idea of the existing electric water heater, and improves the refinement stability of product processing and forming from the perspective of reducing the foaming volume and the foaming pressure; meanwhile, the advantages of heat preservation, compact design and the like are considered.

By utilizing the easy processability of the heat preservation piece 100, the heat preservation piece 100 is easy to be designed differently aiming at shells and inner containers with different sizes and shapes, so that the heat preservation piece 100 has stronger applicability and can be applied to electric water heaters of different types.

In actual processing, it is difficult to ensure absolute seamless installation between the heat preservation member 100 and the inner container 200 and between the heat preservation member 100 and the outer container 300, so even if a small amount of foaming material overflows, the foaming material flows for a short distance along the heat preservation member 100 and then is cooled and shaped, and due to the positioning and supporting effect of the heat preservation member 100 on the inner container 200, the overflow of the small amount of foaming material cannot influence the position deviation of the inner container 200, and on the contrary, the matching stability between the heat preservation member 100 and the outer container 300 as well as the inner container 200 can be further improved after the small amount of foaming material is cooled and shaped.

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

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A heat insulating member formed with an electric appliance chamber,

the heat preservation piece is arranged above the inner container of the electric water heater, and the electric water heater also comprises a heating pipe, a water inlet pipe, a water outlet pipe and a temperature controller;

an electric appliance chamber is formed in the heat preservation piece, an opening which is communicated up and down is formed in the electric appliance chamber, the heating pipe extends out of the opening, and a first installation position for the water inlet pipe to run, a second installation position for the water outlet pipe to run and a third installation position for the temperature controller to be installed are formed in the electric appliance chamber.

2. The heat insulating member formed with the electric appliance chamber as claimed in claim 1,

the first installation position and the second installation position are through openings which penetrate through the heat preservation piece from top to bottom respectively, and the first installation position and the second installation position are symmetrically arranged at positions, close to the back, of the heat preservation piece.

3. The heat insulating member formed with the electric appliance chamber as claimed in claim 2,

the first mounting position and the second mounting position are communicated with the opening.

4. The heat insulating member formed with the electric appliance chamber as claimed in claim 1,

the opening is arranged at the middle position of the electric appliance chamber.

5. The heat insulating member formed with the electric appliance chamber as claimed in claim 1,

the third installation position is of a groove structure and is arranged on the front side of the heat preservation piece.

6. The heat insulating member formed with the electric appliance chamber as claimed in claim 1,

the electric appliance room is also internally provided with a fourth installation position for installing an indicator light of the electric water heater, and the fourth installation position is arranged on the front side of the heat preservation piece.

7. The heat insulating member formed with the electric appliance chamber as claimed in claim 1,

the heat preservation part is characterized in that a first diversion trench is formed in the top of the heat preservation part, a second diversion trench is formed in the side of the heat preservation part, a third diversion trench is formed in the rear of the heat preservation part, and water flowing into the first diversion trench flows through the second diversion trench and the third diversion trench sequentially.

8. An electric water heater, comprising:

a housing;

the inner container is arranged in the shell;

the heat preservation piece is as claimed in any one of claims 1 to 7, the heat preservation piece is arranged in the shell, and the upper part of the inner container is embedded in the heat preservation piece;

and a foaming cavity is formed among the shell, the bottom end surface of the heat-insulating piece and the liner below the heat-insulating piece.

9. The electric water heater of claim 8,

the top of shell is equipped with the maintenance mouth, the maintenance mouth with the electrical apparatus room is just right, maintenance mouth department is equipped with the maintenance apron, be equipped with the confession on the maintenance apron the first opening that the inlet tube stretches out, supply the second opening that the outlet pipe stretches out.

10. The electric water heater of claim 9,

the shell is provided with a water receiving groove at the position of the maintenance opening, the water receiving groove surrounds the maintenance opening, and the maintenance cover plate is abutted against the outer side wall of the water receiving groove.

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