CN215571218U - Inner container assembly for electric water heater and electric water heater - Google Patents

Abstract

The utility model discloses an electric water heater and a liner component for the same, wherein the liner component for the same comprises: the whole inner container is of a flat structure; the inner container comprises two container bodies, the whole container body is of a cambered surface structure, one of the container bodies is provided with a mounting opening, and the two container bodies are connected together to form a water storage cavity; an electric heating member for generating heat by energization; the connecting module comprises a mounting ring and a mounting plate, wherein the mounting plate is provided with a mounting hole and is connected with the mounting ring; the installation ring is located on the inner side of the container body, the installation plate is located on the outer side of the container body, the container body is clamped between the installation ring and the installation plate, and the electric heating part penetrates through the installation hole and is located in the water storage cavity. The space utilization rate of the inner container assembly for the electric water heater is improved, and the user experience of the electric water heater is improved.

Description

Inner container assembly for electric water heater and electric water heater

Technical Field

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

Background

At present, water heaters are household appliances commonly used in daily life of people, and the water heaters are divided into electric water heaters and gas water heaters according to different heating sources. The electric water heater is widely used due to the convenient installation. An electric water heater generally includes an inner container and an electric heater disposed in the inner container to heat water in the inner container by the electric heater.

In the prior art, an inner container of an electric water heater is generally in a cylindrical structure, the inner container is generally transversely arranged, and for a heating pipe, the inner container is generally arranged at the upper part of the inner container along the length direction of the inner container. The side wall of the inner container is provided with a mounting bracket. During installation, the electric water heater is fixed on a wall through the mounting bracket so as to realize suspension type installation.

However, due to the limitation of the structural shape of the inner container of the electric water heater, the whole length size and the whole thickness size are larger, further more indoor space is occupied, and the indoor space utilization rate is lower. In view of this, how to design a water heater with high space utilization rate is a technical problem to be solved by the utility model.

SUMMERY OF THE UTILITY MODEL

The utility model provides an inner container assembly for an electric water heater and the electric water heater, which can improve the space utilization rate of the inner container assembly for the electric water heater and improve the user experience of the electric water heater.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

in one aspect, the present invention provides a bladder assembly for an electric water heater, comprising:

the whole inner container is of a flat structure; the inner container comprises two container bodies, the whole container body is of a cambered surface structure, one of the container bodies is provided with a mounting opening, and the two container bodies are connected together to form a water storage cavity;

an electric heating member for generating heat by energization;

the connecting module comprises a mounting ring and a mounting plate, wherein the mounting plate is provided with a mounting hole and is connected with the mounting ring;

the installation ring is located on the inner side of the container body, the installation plate is located on the outer side of the container body, the container body is clamped between the installation ring and the installation plate, and the electric heating part penetrates through the installation hole and is located in the water storage cavity.

Further, the electric heating part extends along the height direction of the inner container.

Further, the electric heating part comprises an installation part, a supporting part and an arc-shaped extension part which are connected in sequence, the installation part is inserted into the installation hole, the supporting part extends along the height direction of the liner, and the arc-shaped extension part extends along the edge of the liner body.

Further, the inner container assembly for the electric water heater comprises a plurality of electric heating parts.

Further, the arc-shaped extending parts in the plurality of electric heating parts are arranged side by side along the thickness direction of the inner container.

Furthermore, a hanging bracket is arranged on the other gallbladder body.

Further, the hanging bracket is arranged at the middle upper part of the gallbladder body.

The utility model also provides an electric water heater, which comprises a shell and a liner, wherein the shell is provided with a water inlet pipe and a water outlet pipe.

Further, the housing includes:

the inner wall of the first housing is provided with an installation platform, and the installation platform is provided with a threaded hole;

the second housing is provided with a through hole;

decorating the housing;

the first cover shell is butted with the second cover shell, a bolt passes through the through hole and is connected in the threaded hole in a threaded mode, the decorative cover shell is clamped outside the second cover shell, and the decorative cover shell covers the through hole; the inner container is positioned between the first cover piece and the second cover piece.

Further, an edge of the decorative cover is aligned with an edge of the first cover.

Compared with the prior art, the utility model has the advantages and positive effects that: through the inner bag that adopts flat structure to make the length and the reduction by a wide margin of thickness of inner bag, and abundant utilization direction of height size satisfies the requirement of water storage, and then can make electric water heater hug closely the wall installation, in order to satisfy the requirement that improves space utilization. Meanwhile, for the liner with a flat structure, the electric heating part is arranged through the mounting ring and the mounting plate in the connecting module, so that the electric heating part can be fixedly mounted on the end face of the liner body firmly and reliably, and the heating requirement of the flat liner is further met.

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 structural view of an embodiment of a bladder assembly for an electric water heater according to the present invention;

FIG. 2 is an exploded view of an embodiment of the inner container assembly for an electric water heater according to the present invention;

FIG. 3 is an exploded view of a connection module in an embodiment of the inner container assembly for an electric water heater according to the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of an electric water heater according to the present invention;

FIG. 5 is an exploded view of the housing of an embodiment of the electric water heater of the present invention;

FIG. 6 is an assembled view of the housing of the electric water heater according to the embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of area A of FIG. 6;

FIG. 8 is a schematic structural view of a decorative cover in an embodiment of the electric water heater of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In a first embodiment, as shown in fig. 1 to 3, an inner container assembly for an electric water heater includes:

the inner container 1, the whole inner container 1 presents a flat structure; the inner container 1 comprises two container bodies 11, the container bodies 11 are integrally of a cambered surface structure, one container body 11 is provided with a mounting opening, and the two container bodies 11 are connected together to form a water storage cavity;

the electric heating part 2 is used for generating heat by electrifying the electric heating part 2;

the connecting module 3, the connecting module 3 includes mounting ring 31 and mounting plate 32, there are mounting holes (not marked) on the mounting plate 32, the mounting plate 32 couples to mounting ring 31 together;

wherein, the mounting ring 31 is located the inboard of the courage body 11, and the mounting panel 32 is located the outside of the courage body 11, and the courage body 11 presss from both sides between mounting ring 31 and mounting panel 32, electric heating part 2 pass the mounting hole and be located in the water storage cavity.

Particularly, the inner container 1 adopted by the inner container component for the electric water heater adopts a flat structure, so that the overall thickness is greatly reduced. The inner container 1 comprises two container bodies 11 which are spliced together, and after the two container bodies 11 are connected together, a water storage cavity is formed between the two container bodies 11.

In the actual use process, the overall appearance of the inner container 1 is designed according to the requirements, for example: the inner container 1 may have a circular or elliptical structure, which is not limited herein.

Since the inner container 1 is designed in a flat shape, in order to facilitate installation of the electric heating part 2, the end surface of the inner container 11 is provided with the installation opening, and the electric heating part 2 is installed in the installation opening through the connection module 3.

Specifically, the mounting plate 32 is formed with the mounting hole through which the electric heating part 2 is mounted on the mounting plate 32. Meanwhile, the mounting ring 31 is arranged on the inner side of the container body 11 and is fixedly connected with the mounting plate 32 on the outer side of the container body 11 through the matching of a bolt 33 and a nut 34. After the bolts 33 are tightened, the portion of the liner body 11 around the mounting opening is clamped between the mounting plate 32 and the mounting ring 31, so that the electric heating element 2 is firmly and reliably mounted and fixed on the liner body 11, and the requirement of arranging the electric heating element 2 in the liner 1 with a flat structure is further met.

In order to improve the connection reliability, the connection module 3 further includes a washer 35, and a through hole is formed in the washer 35 and the bolt 33 passes through the through hole. Wherein, can be provided with bar hole 311 at the edge of collar 31, a tip size of bar hole 311 is greater than the size of another tip, and then when the equipment, the tip of bolt 33 penetrates the big size tip of bar hole 311 and then slides towards the small-size tip, and then makes the tip card of 33 of bolt in bar hole 311 to make things convenient for operating personnel to assemble.

For the concrete representation entity of the electric heating part 2, an electric heating tube, an electric heating rod and the like can be adopted, and no limitation and repeated description is given here.

In some embodiments, in order to improve the heating efficiency, the electric heating part 2 is extended along the height direction of the inner container 1. Specifically, the height space of electric heating component 2 can be abundant utilization inner bag 1 extends to increase the heat transfer area of electric heating component 2 and inner bag 1 normal water, and then improve heating efficiency.

In an embodiment, the electric heating component 2 includes a mounting portion 21, a supporting portion 22 and an arc-shaped extension portion 23 connected in sequence, the mounting portion 21 is inserted into the mounting hole, the supporting portion 22 extends along the height direction of the liner 1, and the arc-shaped extension portion 23 extends along the edge of the liner body 11.

Specifically, the electric heating element 2 is fixedly mounted on the mounting plate 32 through the mounting portion 21, and the supporting portion 22 extends toward the lower portion of the inner container 1, so that the electric heating element 2 can efficiently heat the bottom of the inner container 1. More importantly, the arc-shaped extension part 23 extends from the bottom of the liner 1 to the edge of the liner body 11, so as to effectively increase the heating area of the electric heating part 2 formed at the bottom of the liner 1, and effectively improve the heating efficiency.

In some embodiments, for the arc-shaped extension portion 23, taking an electric heating tube as an example, the electric heating tube can be bent for multiple times to form the arc-shaped extension portion 23 with a sector structure, so as to fully utilize the space at the bottom of the inner container 1 to install the electric heating part 2 and improve the heating efficiency.

In some embodiments, a plurality of electric heating parts 2 may be disposed on the liner 1 as needed, and the plurality of electric heating parts 2 may be used to increase the heating power. And arc extension 23 among a plurality of electric heating component 2 arranges side by side along the thickness direction of inner bag 1, like this, can the effectual heating power who improves inner bag 1 bottom to the water of efficient heating inner bag 1 bottom, and utilize cold and hot water density difference for the speed of flowing between the upper and lower position water of inner bag 1, more be favorable to improving heating efficiency.

In another embodiment, in order to facilitate wall-mounted installation, a hanging bracket 4 may be provided on the other liner body 11. Specifically, the hanging bracket 4 can be fixedly installed on the liner body 11 by welding, and when in use, the liner 1 is fixedly hung on a wall through the hanging bracket 4.

In order to effectively improve the space utilization rate, the suspension bracket 4 is arranged at the middle upper part of the liner body 11, wherein the thickness of the middle part of the liner 1 is the largest. Specifically, after the liner 1 is vertically installed on the wall, the distance between the middle part of the liner 1 and the wall is the smallest, and along the arc surface of the liner body 11, the distance between the liner 1 and the wall is gradually increased along the direction towards the edge of the liner 1. The suspension bracket 4 is connected to the middle upper part of the liner body 11, so that the space between the upper part of the liner 1 and the wall can be fully utilized to realize suspension installation.

In a second embodiment, as shown in fig. 4-8, the present invention further provides an electric water heater, including: shell and inner bag, wherein, the inner bag is built-in the shell to protect the inner bag through the shell, simultaneously, be provided with inlet tube 400 and outlet pipe 500 on the shell, and inlet tube 400 and outlet pipe 500 communicate the inner bag respectively, in order to give the inner bag water injection through inlet tube 400, and through the hot water in the outlet pipe 500 output inner bag.

The structural form of the shell is matched with that of the inner container, the inner container adopts the inner container assembly in the first embodiment, and then the inner container is of a flat structure, and correspondingly, the shell is also designed to be of a flat structure to be matched with the inner container for installation.

In some embodiments, in order to meet the assembly requirements of the cambered surface housing and improve the appearance effect, the housing comprises a first housing 100, a second housing 200 and a decorative housing 300.

Wherein, the inner wall of the first housing 100 is provided with an installation platform 101, the installation platform 101 is provided with a threaded hole 102, and the second housing 200 is provided with a through hole 201; the first cover 100 and the second cover 200 are butted together, a bolt is screwed in the threaded hole 102 through the through hole 201, the decorative cover 300 is clamped outside the second cover 200, and the decorative cover 300 covers the through hole 201.

Specifically, the housing is assembled by three parts, wherein the first cover 100 and the second cover 200 are connected by bolts, and the decorative cover 300 is mounted on the second cover 200 by means of clamping.

For the connection process between the first enclosure 100 and the second enclosure 200, the following is specifically performed: after the first closure 100 and the second closure 200 are mated together, the internal bladder is positioned between the first closure 100 and the second closure 200. At the same time, the through-holes 201 are aligned with the corresponding screw holes 102 on the mount table 101, and then, bolts are passed through the through-holes 201 and screwed into the screw holes 102. Thus, the first cover 100 and the second cover 200 are firmly and reliably fastened together by bolts.

In addition, after the first casing 100 and the second casing 200 are fixedly coupled together, since the through-hole 201 of the second casing 200 is visible from the housing, the through-hole 201 is shielded by the decorative casing 300 in order to prevent the through-hole 201 and the bolt from being exposed to the outside as a whole.

As for the connection process between the decorative cover 300 and the second cover 200, specifically: the decorative cover 300 is fixed on the second cover 200 in a clamping manner, and the through hole 201 is shielded by the decorative cover 300, so that the through hole 201 cannot be seen from the outside of the liner assembly for the electric water heater and the electric water heater, and the appearance effect that the whole electric water heater is exposed without bolts is achieved.

The casing is provided with the liner through the first casing 100 and the second casing 200, and the bolt hiding installation is realized through the decorative casing 300, so as to meet the assembly requirement of the cambered surface flat liner.

In some embodiments, for the interface region between the decorative cover piece 300 and the first cover piece 100, the edge of the decorative cover piece 300 is designed to align with the edge of the first cover piece 100, thereby reducing the size of the connection gap created at the interface region between the decorative cover piece 300 and the first cover piece 100.

In other embodiments, the decorative cover 300 covers the outer surface of the second cover 200, and in particular, the decorative cover 300 can cover the second cover on the outside of the second cover as a whole, thereby optimizing the visual effect of the appearance.

The number of the connecting portions between the first casing 100 and the second casing 200 and the number of the connecting portions between the decorative casing 300 and the second casing 200 are designed to correspond to the overall size of the electric water heater and the inner container assembly.

For example: a plurality of mounting stages 101 may be provided at an edge of the first closure 100, and the plurality of mounting stages 101 are distributed along the edge of the first closure 100.

Correspondingly, the second housing 200 is provided with a number of through holes 201 corresponding to the number of mounting bases 101, so that the first housing 100 and the second housing 200 are connected and fixed by a plurality of bolts.

Similarly, a plurality of fastening portions between the decorative cover 300 and the second cover 200 are provided, which is not limited herein.

In an embodiment, in order to facilitate an operator to quickly complete the connection and assembly between the decorative cover casing and the second cover casing 200 on site, a first clamping portion is disposed on an inner wall of the decorative cover casing 300, and a second clamping portion is disposed on an outer wall of the second cover casing 200, and the first clamping portion and the second clamping portion are clamped together.

Specifically, the first clamping portion and the second clamping portion are matched with each other, so that the decorative cover 300 can be quickly and conveniently assembled on the second cover 200.

Meanwhile, due to the adoption of a clamping mode, the clamping connection part is shielded by the decorative cover shell 300, so that the appearance effect is optimized.

The concrete representation entities of the first clamping part and the second clamping part have various structural forms. The following examples are given.

The first clamping portion comprises a claw 301, the second clamping portion comprises a clamping groove 202, and the claw 301 is clamped in the clamping groove 202.

Specifically, when the decorative cover 300 is connected with the second cover 200 in a clamping manner, the claws 301 are clamped into the clamping grooves 202, and the claws 301 are matched with the clamping grooves 202, so that the decorative cover 300 is connected with the second cover 200.

In order to improve the connection strength, the first clamping portion further includes an insertion tongue 302, the second clamping portion further includes a positioning groove 204, and the insertion tongue 302 is inserted in the positioning groove 204.

Specifically, during assembly, the insertion tongue 302 is inserted into the positioning groove 204 to pre-position the decorative cover 300 and the second cover 200, and then the claw 301 is clamped in the clamping groove 202 to complete the assembly between the decorative cover 300 and the second cover 200.

Wherein, the opening directions of the positioning groove 204 and the card groove 202 are arranged back to back. Thus, the connection portion formed by the latch and the latch groove 202 and the connection portion formed by the latch 302 and the positioning groove 204 are matched with each other, so that the decorative cover 300 can be more firmly and reliably mounted and fixed on the outer wall of the second cover 200.

In another embodiment, since the claws 301 and the tongue 302 are located on the inner wall of the decorative cover 300, the inner wall of the decorative cover 300 and the outer wall of the second cover 200 are fitted to each other when assembled, so that it is difficult for an operator to accurately insert the tongue 302 into the positioning groove 204.

For this purpose, a first guide sliding groove 204 and a second guide sliding groove 205 may be provided on an outer surface of the second housing, the first guide sliding groove 204 extending to the locking groove 202, and the second guide sliding groove 205 extending to the positioning groove 204.

Specifically, during assembly, the operator may first place the latch 301 in the first guide chute 204 while the latch is disposed in the second guide chute 205.

Then, the operator slides the decorative cover 300 along the first guide sliding groove 204 and the second guide sliding groove 205 to accurately insert the tongue 302 into the positioning groove 204, and finally to clamp the pawl 301 in the slot 202.

Under the guiding action of the first guide chute 204 and the second guide chute 205, the guide chutes can cooperate with the insertion tongue 302 and the claw 301 to guide the decorative cover 300 to slide.

Furthermore, at the initial stage of installation, the decorative cover 300 and the second cover 200 can be far away from each other, so that an operator can conveniently observe the positions of the claws 301 and the insertion tongues 302, and further, the claws 301 and the insertion tongues 302 can be accurately placed in the corresponding guide sliding grooves.

Then, in the process of sliding along the guide sliding groove, the distance between the decorative cover 300 and the second cover 200 gradually decreases, and the operator relies on the guiding function of the guide sliding groove to ensure that the insertion tongue 302 is inserted into the positioning groove 204 first.

Finally, the claws 301 are caught in the catching grooves 202, so that the decorative cover 300 and the second cover 200 are firmly coupled together.

In another embodiment, in order to facilitate positioning and assembling the first closure 100 and the second closure 200, a groove 103 may be provided on the mounting table 101, and an edge of the second closure 200 is caught in the groove 103.

Specifically, in the process of assembling the first closure 100 and the second closure 200, the first closure 100 and the second closure 200 may be pre-assembled together by inserting the edge of the second closure 200 into the groove 103.

Then, the relative position between the first and second housings 100 and 200 is adjusted so that the through-holes 201 are aligned with the screw holes 102.

Finally, bolts are passed through the through holes 201 and screwed into the screw holes 102, so that the first closure 100 and the second closure 200 are securely and reliably assembled together.

In order to accurately position the positional relationship between the first closure 100 and the second closure 200, the assembly accuracy is improved. A step surface 104 may be provided on an inner wall of the first closure 100, and a positioning rib 206 may be provided on an outer wall of the second closure 200, the positioning rib 206 abutting against the step surface 104.

Specifically, in the process of assembling the first closure 100 and the second closure 200, reference is made to the above-described process of pre-positioning by the groove 103, so that the first closure 100 and the second closure 200 are pre-assembled together. Meanwhile, after the edge of the second housing 200 is inserted into the groove 103, the positioning rib 206 on the second housing 200 abuts against the step surface 104, so that the first housing 100 and the second housing 200 are accurately positioned, and the overall assembly quality of the electric water heater is improved.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (10)

1. An inner container assembly for an electric water heater, comprising:

the whole inner container is of a flat structure; the inner container comprises two container bodies, the whole container body is of a cambered surface structure, one of the container bodies is provided with a mounting opening, and the two container bodies are connected together to form a water storage cavity;

an electric heating member for generating heat by energization;

the connecting module comprises a mounting ring and a mounting plate, wherein the mounting plate is provided with a mounting hole and is connected with the mounting ring;

the installation ring is located on the inner side of the container body, the installation plate is located on the outer side of the container body, the container body is clamped between the installation ring and the installation plate, and the electric heating part penetrates through the installation hole and is located in the water storage cavity.

2. The inner container assembly for an electric water heater according to claim 1, wherein the electric heating part is extended in a height direction of the inner container.

3. The liner assembly of claim 2, wherein the electric heating element comprises an installation part, a support part and an arc-shaped extension part, the installation part is inserted into the installation hole, the support part extends along the height direction of the liner, and the arc-shaped extension part extends along the edge of the liner body.

4. The inner container assembly for electric water heater according to any one of claims 1 to 3, wherein the inner container assembly for electric water heater comprises a plurality of said electric heating parts.

5. The inner container assembly for an electric water heater according to claim 3, wherein the arc-shaped extensions of the plurality of electric heating parts are arranged side by side in a thickness direction of the inner container.

6. The inner container assembly of claim 1, wherein a hanging bracket is disposed on the other container.

7. The inner container assembly for an electric water heater as claimed in claim 6, wherein the hanging bracket is disposed at a middle upper portion of the container body.

8. An electric water heater, including outer casing and inner bag, there are water inlet pipe and discharging tube on the said outer casing, characterized by that, the said inner bag adopts the inner bag assembly for electric water heater according to any claim 1-7, the said inner bag is set up in the said outer casing, said water inlet pipe and said discharging tube communicate with said inner bag separately.

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

the inner wall of the first housing is provided with an installation platform, and the installation platform is provided with a threaded hole;

the second housing is provided with a through hole;

decorating the housing;

the first cover shell is butted with the second cover shell, a bolt passes through the through hole and is connected in the threaded hole in a threaded mode, the decorative cover shell is clamped outside the second cover shell, and the decorative cover shell covers the through hole; the inner container is positioned between the first cover piece and the second cover piece.

10. The electric water heater according to claim 9, wherein an edge of the decorative cover is aligned with an edge of the first cover.

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