CN107940760B

CN107940760B - Bottom plate subassembly, water tank and water heater

Info

Publication number: CN107940760B
Application number: CN201711160709.8A
Authority: CN
Inventors: 胡楚鑫; 宋江涛; 李光跃; 刘波波; 张楠; 芦真真
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2017-11-20
Filing date: 2017-11-20
Publication date: 2024-02-27
Anticipated expiration: 2037-11-20
Also published as: CN107940760A; WO2019095760A1

Abstract

The invention provides a bottom plate assembly, a water tank and a water heater, wherein the bottom plate assembly comprises a supporting part, and the supporting part is provided with a guide structure for guiding an inner container; the base is provided with at least one supporting part. The invention solves the problem of low reliability of the assembly and positioning of the liner in the prior art.

Description

Bottom plate subassembly, water tank and water heater

Technical Field

The invention relates to the technical field of bottom assembly, in particular to a bottom plate assembly, a water tank and a water heater.

Background

When the current air energy water heater is produced, the common problems in the industry are met: the positioning of the liner during assembly is inaccurate. Once the liner is positioned inaccurately and offset occurs, parameters such as the pipe orifice position, the protruding height and the like of the liner deviate from the original preset positions, so that the defects such as overflow of foaming materials and the like are caused. In the development of the whole air energy water heater industry, the assembly problem of the liner is always a major concern.

Disclosure of Invention

The invention mainly aims to provide a bottom plate assembly, a water tank and a water heater, so as to solve the problem of low reliability of assembly and positioning of an inner container in the prior art.

In order to achieve the above object, according to one aspect of the present invention, there is provided a floor assembly including a support portion having a guide structure for guiding a liner; the base is provided with at least one supporting part.

Further, the supporting portion is a supporting plate, and the guiding structure is provided with a guiding surface.

Further, the guide structure is a guide rib.

Further, the number of the supporting parts is multiple, and the supporting parts are located at different points of the same reference circle.

Further, the guide surface is inclined with respect to the vertical plane, and the upper end of the guide surface is close to the center of the base with respect to the lower end of the guide surface.

Further, the guide surface is a guide cambered surface.

Further, the supporting portion is provided with a containing concave portion, the bottom end of the inner container is supported in the containing concave portion, and the guiding surface is a side wall of the containing concave portion.

Further, the support portion has a support section, a receiving section, and a crimping section, the receiving section constituting a receiving recess.

Further, be provided with positioning groove on the supporting section, be provided with the location projection that stretches out towards supporting part on the base, the location projection can the joint in positioning groove.

Further, the support part is also provided with a first positioning structure, and the base is also provided with a second positioning structure matched with the first positioning structure in a positioning way.

Further, the first positioning structure is a positioning column, the second positioning structure is a positioning hole, and the positioning column is inserted into the positioning hole.

Further, the base is of an annular structure, the surface of the inner ring of the base is provided with convex ribs, and the supporting part is provided with a abdication concave part matched with the convex ribs in shape.

According to another aspect of the present invention, there is provided a water tank including a base plate assembly and a liner disposed on the base plate assembly, the base plate assembly being the base plate assembly described above.

According to another aspect of the present invention, there is provided a water heater comprising a water tank and a housing, the housing being arranged externally of the water tank, characterised in that the water tank is the water tank described above.

By applying the technical scheme of the invention, the bottom plate assembly consists of the base and the supporting part, the supporting part is provided with the guide structure, the supporting part is fixed on the base, and when the liner is assembled, the end part of the liner can be accurately abutted to the preset position on the supporting part under the guide action of the guide structure, and the assembly position of the liner can be limited from a plurality of positions by arranging the plurality of supporting parts, so that the assembly position of the liner is uniquely determined, and the aim of ensuring the accurate assembly and positioning of the liner is fulfilled.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

FIG. 1 shows a schematic construction view of a water heater according to the present invention;

fig. 2 shows an enlarged schematic view of the structure at P in fig. 1;

FIG. 3 shows a schematic structural view of a support portion of the water heater of FIG. 1;

fig. 4 shows a bottom view of the support in fig. 3;

fig. 5 shows a left side view of the support in fig. 3;

FIG. 6 shows a top view of the base of the water heater of FIG. 1; and

figure 7 shows a cross-sectional view of the base of figure 6 at A-A.

Wherein the above figures include the following reference numerals:

10. a base; 11. a groove; 12. a stop surface; 13. a second positioning structure; 14. convex ribs; 20. a support part; 21. a connection protrusion; 22. a guide structure; 221. a guide surface; 23. the accommodating concave part; 24. a first positioning structure; 25. a relief recess; 26. a receiving section; 27. a crimping section; 28. a support section; 30. an inner container; 40. a base plate assembly.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present invention, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present invention.

In order to solve the problem of low reliability of assembly and positioning of an inner container in the prior art, the invention provides a bottom plate assembly, a water tank and a water heater. The water heater is an air energy water heater, the water heater comprises a water tank and a shell, the water tank comprises a bottom plate assembly 40 and an inner container 30, and the bottom plate assembly 40 is a bottom plate assembly described below.

A floor assembly as shown in fig. 1 to 5, comprising a support portion 20, the support portion 20 having a guide structure 22 for guiding a liner 30; the base 10, at least one support 20 is provided on the base 10.

Specifically, the bottom plate subassembly comprises base 10 and supporting part 20 two parts, is provided with guide structure 22 on the supporting part 20 to supporting part 20 is fixed on base 10, and when inner bag 30 is assembled, the tip of inner bag 30 can be under guide structure 22's direction effect, accurate butt in the predetermined position on supporting part 20, can be through being provided with a plurality of supporting parts 20, and then follow the assembly position of a plurality of position restriction inner bags 30 for the assembly position of inner bag 30 is unique to be confirmed, realizes guaranteeing the accurate purpose of inner bag 30 assembly location.

Alternatively, the support 20 is a support plate and the guide structure 22 has a guide surface 221.

Specifically, the supporting portion 20 is a supporting plate with a plate-like structure, and the guiding structure 22 has a guiding surface 221, so that the whole structure is simple, and the manufacturing and processing are convenient, and of course, the guiding structure 22 may be a guiding rib.

Alternatively, the number of the supporting portions 20 is three.

Specifically, the three supporting parts 20 form a triangular structure, so that the three supporting parts 20 can determine an accurate circle center, and meanwhile, the determined circle center axially coincides with a required circle center, so that the central axis of the liner 30 can be right opposite to the circle center of the base 10 after assembly, and the liner 30 is accurately and reliably positioned.

As shown in fig. 6 and 7, the base 10 has a circular ring-shaped structure.

Specifically, the base 10 is in a circular ring structure, and the center of the circle is axially coincident with the required center of the circle, so that installation of the supporting part 20 by an installer is facilitated, and the assembly efficiency is improved.

Further alternatively, all the supporting parts 20 are provided on the base 10 at equal intervals.

Specifically, the supporting portions 20 are arranged at equal intervals along the circumferential direction of the base 10, so that the base 10 is convenient to process, the processing difficulty is reduced, and the processing cost is reduced.

As shown in fig. 2, the guide surface 221 is disposed obliquely with respect to the vertical plane, and the upper end of the guide surface 221 is close to the center of the base 10 with respect to the lower end of the guide surface 221.

Specifically, the guide surface 221 is obliquely arranged, the upper end of the guide surface 221 is closer to the center of the base 10, the obliquely arranged guide surface 221 is beneficial to the installation of the liner 30, the oblique direction of the guide surface 221 enables the guide surface 221 to fully guide the liner 30, and then the liner 30 can be accurately abutted to the preset position of the supporting portion 20 along the guide surface 221, so that the installation efficiency of the liner 30 is improved, and the positioning accuracy is ensured.

Alternatively, the guiding surface 221 is a guiding cambered surface. The curved inclined plane is more favorable for guiding the installation position of the inner container 30, and the curved surface ensures that the inner container 30 is not easy to shake after the installation is completed, so that the stability of the whole structure is ensured.

As shown in fig. 2 and 3, the support portion 20 has a receiving recess 23, the bottom end of the liner 30 is supported in the receiving recess 23, and the guide surface 221 is a sidewall of the receiving recess 23.

Specifically, a part of the supporting portion 20 is bent to form the accommodating recess 23, the accommodating recess 23 can accommodate the end portion of the liner 30, so that the end portion of the liner 30 can be stabilized on the supporting portion 20 to prevent the liner 30 from shaking, and meanwhile, a guide surface 221 is formed on one side wall of the accommodating recess 23, so that the end portion of the liner 30 smoothly enters the accommodating recess 23 under the action of the guide surface 221, the integral structure is simplified, and the processing difficulty is reduced.

Optionally, the support 20 has a support section 28, a receiving section 26 and a crimping section 27, the receiving section 26 constituting the receiving recess 23.

Specifically, the supporting portion 20 is bent to form a supporting section 28, a containing section 26 and a crimping section 27, the end portion of the supporting section 28 is abutted to the lower cover plate, the supporting function is achieved on the liner 30 and other components, the containing section 26 is the containing concave portion 23, the crimping section 27 is used as a connecting section of the supporting portion 20 and the base 10 to be connected to the base 10, and the reliability of connection between the supporting portion 20 and the base 10 is guaranteed. Of course, the supporting portion 20 may be bent to form other portions.

As shown in fig. 3 to 7, a concave-convex structure is arranged between the base 10 and the supporting portion 20, a positioning groove is arranged on the supporting portion 20, a positioning convex column is arranged on the base 10, and the positioning convex column can be clamped in the positioning groove, so that a firm clamping structure is formed between the base 10 and the supporting portion 20, the reliability of connection of the base 10 and the supporting portion 20 is ensured, the supporting portion 20 is flexible to adjust, the installation sight is not shielded completely, positioning is easier, and assembly efficiency is higher.

Optionally, the support portion 20 is further provided with a first positioning structure 24, and the base 10 is further provided with a second positioning structure 13 that is matched with the first positioning structure 24 in a positioning manner.

Specifically, be provided with first location structure 24 on supporting part 20, be provided with corresponding second location structure 13 on the base 10, first location structure 24 and second location structure 13 can mutually support and form spacing each other for supporting part 20 can only accurately install on base 10, and the convenience of installation personnel installs, improves installation effectiveness.

Further alternatively, the first positioning structure 24 is a positioning column, the second positioning structure 13 is a positioning hole, and the positioning column is inserted into the positioning hole.

Specifically, the positioning column protrudes towards the direction of the base 10, and the positioning hole can accommodate the positioning column, so that the positioning column can be inserted into the positioning hole, and a plurality of positioning columns are arranged on one supporting portion 20, so that the mounting position of the supporting portion 20 on the base 10 is further limited, and the mounting accuracy is ensured. Of course, the first positioning structure 24 may also be provided as a hook, which facilitates the connection while achieving the positioning effect, without having to be connected by an additional screw.

Further alternatively, the base 10 has an annular structure, the inner ring surface of the base 10 is provided with a convex rib 14, and the support part 20 is provided with a yielding recess 25 which is matched with the shape of the convex rib 14.

Specifically, the base 10 is of an annular structure, so that the base 10 is matched with the structure of the liner, and the integral size of the water heater is reduced. The internal surface of base 10 is provided with protruding muscle 14, and protruding muscle 14 is convex circular arc structure, and correspondingly, is provided with the concave part 25 of stepping down of circular arc shape on supporting part 20, and the two mutually support for the installer can initially prescribe a limit to the relative position between supporting part 20 and base 10 through protruding muscle 14 and the structure of concave part 25 of stepping down when installing supporting part 20 and base 10, makes things convenient for the installer to install, improves work efficiency.

In the embodiment shown in fig. 3-5, the orthographic projection of the support portion 20 on the base plate assembly includes a first side adjacent to the support section 28 and a second side adjacent to the crimp section 27, and the first side and the second side have the same radius of curvature.

Specifically, the support part 20 has a first side and a second side, and since the inner container of the water tank is generally circular, the support part 20 is provided in a structure having a certain curvature, and the radii of curvature of the first side and the second side are the same, and correspondingly, the base 10 is also provided in a ring having the same radius of curvature, so that the support part 20 can be mounted and fixed on the base 10.

In addition, in the embodiment shown in fig. 1 and 2, the bottom plate assembly 40 further includes a plurality of feet and a lower cover plate, the lower cover plate is disposed at the bottom of the base 10 and the support portion 20 as a support structure of the base 10 and the support portion 20, the feet are disposed between the lower cover plate and the ground, the height of the lowest part of the feet is lower than that of the lower cover plate, the bottoms of the base 10 and the support portion 20 can be connected together through the lower cover plate, and meanwhile, the lower part of the water heater is sealed, foreign matters are prevented from invading from the lower part of the water heater, and the feet are disposed as a whole support structure of the water heater, so that the water heater keeps a certain distance from the bottom surface, and the water heater is convenient to carry and maintain.

Optionally, the base 10 is provided with a groove 11 for accommodating the housing, and the wall of the groove 11 serves as a stop surface 12 to prevent the housing from slipping off.

Specifically, be provided with recess 11 on base 10, the crotch of shell is partly or wholly can hold in recess 11, realizes the preliminary location to the shell, and the one side cell wall of recess 11 is as the backstop face 12 of backstop shell simultaneously for can form the face contact between shell and the base 10, and then form the face seal, strengthen the leakproofness between the two, make the water heater can carry out subsequent foaming process better. Of course, additional seals may be added between the housing and the base 10 to seal.

Further alternatively, the stop surface 12 is arranged obliquely with respect to the bottom surface of the recess 11 for guiding when the housing is mounted.

Specifically, the stop surface 12 is obliquely arranged relative to the bottom of the groove 11, so that the stop surface 12 can guide the installation of the shell, the installation of an installer is facilitated, and the installation efficiency is improved.

Alternatively, the supporting portion 20 is provided with a coupling protrusion 21 protruding toward the base 10, the coupling protrusion 21 is engaged with the housing hook, and a press-fit space is formed between the coupling protrusion 21 and the wall of the groove 11.

Specifically, be provided with on the supporting part 20 with base 10 recess 11 matched with connection protruding 21, the space between recess 11 and the connection protruding 21 is the crimping space, and connection protruding 21 can stretch into in the hook of shell crotch so that supporting part 20 and crotch can joint together, has further guaranteed the reliability that shell and supporting part 20 and base 10 are connected, has only one degree of freedom between shell and base 10 and the supporting part 20 simultaneously for the location between the three is unique accurate.

From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

1. the problem of inaccurate assembly and positioning of the liner 30 in the prior art is effectively solved;

2. the assembly and positioning are simpler and more convenient, and the positioning precision and the production and installation efficiency are improved;

3. simple structure and low manufacturing cost.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A floor assembly, comprising:

a support portion (20), the support portion (20) having a guide structure (22) for guiding the liner (30);

a base (10), wherein at least one supporting part (20) is arranged on the base (10);

the support part (20) is a support plate, and the guide structure (22) is provided with a guide surface (221);

the supporting part (20) is provided with a containing concave part (23), the bottom end of the liner (30) is supported in the containing concave part (23), and the guide surface (221) is a side wall of the containing concave part (23);

the supporting part (20) is provided with a containing section (26), a crimping section (27) used for being connected with the base (10) and a supporting section (28) which plays a supporting role, and the containing section (26) forms the containing concave part (23);

the base (10) is provided with a groove (11) for accommodating a shell hook, the supporting part (20) is provided with a connecting protrusion (21) extending towards the base (10), the connecting protrusion (21) is matched with the hook of the shell, and the connecting protrusion (21) can extend into the hook of the shell so as to enable the supporting part (20) to be clamped with the hook.

2. The floor assembly of claim 1, wherein the guide structure (22) is a guide rib.

3. The floor assembly according to claim 1, wherein the number of the supporting parts (20) is plural, and the plurality of the supporting parts (20) are respectively located at different points of the same reference circle.

4. The floor assembly according to claim 1, wherein the guide surface (221) is arranged obliquely with respect to a vertical plane, and an upper end of the guide surface (221) is close to the center of the base (10) with respect to a lower end of the guide surface (221).

5. The floor assembly according to claim 1, wherein the guiding surface (221) is a guiding cambered surface.

6. The floor assembly according to claim 1, characterized in that the support section (28) is provided with a positioning groove, the base (10) is provided with a positioning stud protruding towards the support (20), the positioning stud being able to be snapped into the positioning groove.

7. The bottom plate assembly according to any one of claims 1 to 6, wherein a first positioning structure (24) is further provided on the support portion (20), and a second positioning structure (13) that is in positioning fit with the first positioning structure (24) is further provided on the base (10).

8. The floor assembly according to claim 7, wherein the first positioning structure (24) is a positioning post and the second positioning structure (13) is a positioning hole, and the positioning post is inserted into the positioning hole.

9. -floor module according to any of the claims 1 to 6, characterized in that the base (10) has a ring-like structure and that the inner ring surface of the base (10) is provided with ribs (14), and that the support (20) is provided with relief recesses (25) adapted to the shape of the ribs (14).

10. A water tank comprising a floor assembly (40) and a liner (30), the liner (30) being disposed on the floor assembly (40), characterized in that the floor assembly (40) is the floor assembly of any one of claims 1 to 9.

11. A water heater comprising a water tank and a housing, the housing being provided outside the water tank, characterized in that the water tank is the water tank as claimed in claim 10.