CN210892186U - Household appliance shell assembly and hot water equipment - Google Patents

Abstract

The utility model relates to a domestic appliance discloses a domestic appliance panel shell subassembly, including drain pan (1) and panel shell (2), wherein, the one end of panel shell (2) is arrived through the buckle structure block that can restrict the direction of height and remove on drain pan (1), the relative other end passes through threaded fastener and fixes to this drain pan (1) to inject this panel shell (2) direction of height's degree of freedom. Furthermore, the utility model also discloses a hot water equipment. The utility model discloses a mounting process has been simplified to domestic appliance panel shell subassembly for the production assembly is more convenient.

Description

Household appliance shell assembly and hot water equipment

Technical Field

The utility model relates to a domestic appliance specifically, relates to a domestic appliance casing subassembly. Furthermore, the utility model discloses still relate to a hot water system.

Background

Water heating equipment, such as a gas water heater, a wall-mounted boiler, a mode electric water heater and the like, greatly facilitates the living needs of people, so that the application occasions are gradually widened.

The water heating equipment generally has a bottom shell and a panel shell, the bottom shell is connected with the panel shell through mounting, screw connection is generally adopted in the prior art, and assembly and disassembly are troublesome. For example, chinese utility model patent CN208487800U discloses a gas water heater, the connection between its front panel and the drain pan mainly passes through the first connecting portion and the second connecting portion of left side panel and right side panel and via the fix with screw, in addition, has the buckling parts of some inside buckles on its front panel and the side panel for strengthen the panel intensity, whole need pass through fix with screw to the drain pan. The screw mounting mode greatly increases the assembling workload of the hot water equipment, increases the working strength and is difficult to assemble and disassemble.

In view of the above, there is a need to provide a novel household appliance housing assembly, which can be applied to a water heating apparatus to simplify the installation work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a household appliance casing subassembly is provided, its connection installation that can realize the panel shell effectively to installation work is simplified, is connected reliably.

Further, the utility model aims to solve the technical problem that a hot water device is provided, this hot water device panel shell connect the convenient swift of installation, and connect reliably.

In order to solve the technical problem, the utility model provides a household appliance shell assembly, including drain pan and panel shell, wherein, the one end of panel shell is arrived through the buckle structure block that can restrict the direction of height and remove on the drain pan, the relative other end passes through threaded fastener and fixes to on this drain pan to inject this panel shell direction of height's degree of freedom.

Preferably, the panel case has a peripheral flange portion at its peripheral edge to cover an outer peripheral edge of the open end of the bottom case, so as to define the freedom degrees in the longitudinal direction and the width direction of the panel case.

Preferably, the snap structure comprises an inner flange portion located at the one end of the panel shell and extending inwardly from a lower end of the peripheral flange portion.

Preferably, the fastening structure further comprises a hook portion, the hook portion is arranged on the outer periphery of the opening end of the bottom shell and corresponds to the inner folded edge portion, and the inner folded edge portion extends into the lower side of the stopping portion of the hook portion to form stopping positioning in the height direction.

More preferably, the hooking part includes L-shaped hooking members spaced apart from each other, a fixing portion of the hooking members is fixed to an outer peripheral edge of the open end of the bottom case, and the stopping part extends outward.

Optionally, the inner flange is formed as an integral segment cooperating with each of the hook portions; or the inner folding edge part comprises dispersed sections correspondingly matched with the hook parts.

Preferably, four corners of the peripheral edge of the panel case along the burring are formed as transition rounded portions, and four corners of the bottom case are formed as corresponding fitting rounded portions.

Preferably, the outer peripheral edge of the open end of the bottom case is formed with a peripheral edge step portion so that the outer peripheral edge of the open end of the bottom case is recessed inwardly with respect to the outer peripheral surface of the main portion of the bottom case, so that the peripheral flange portion is flush with the outer peripheral surface of the main portion of the bottom case in a state where the peripheral flange portion of the panel case is covered over the outer peripheral edge of the open end of the bottom case.

Preferably, the one end and the opposite end of the panel case are one end and the other end in a length direction of the panel case.

Specifically, the periphery of the other end, opposite to the panel shell, of the panel shell is provided with spaced connection overlap edges along the lower end of the flanging part, screw mounting holes are formed in the connection overlap edges, internal thread holes are formed in corresponding positions of the outer periphery of the open end of the bottom shell, and the other end, opposite to the panel shell, of the panel shell is fixed through the connection screws.

Preferably, a balance groove for eliminating a torsional stress is formed on the main body portion of the bottom case.

Furthermore, the utility model provides a hot water equipment, including the water heater body, wherein, the panel shell and the drain pan of water heater body pass through above-mentioned arbitrary technical scheme domestic appliance casing subassembly interconnect.

Through the technical scheme, the utility model discloses a household appliance casing subassembly, through passing through buckle structure with the one end of panel shell conveniently block to the drain pan on, and then pass through threaded fastener at the other end of panel shell and fix, restriction panel shell direction of height's removal. That is to say, the utility model discloses a household electrical appliances casing subassembly has changed prior art and has adopted the structure of fix with screw completely, utilizes the block of the one end buckle structure of panel shell, only needs to pass through threaded fastener at the relative other end of panel shell fixed can. This has greatly facilitated the equipment work of hot-water heating equipment for equipment work is swift convenient, has reduced working strength, has ensured the connection reliability of hot-water heating equipment panel shell and drain pan simultaneously.

Further advantages of the invention, as well as the technical effects of preferred embodiments, will be further explained in the following detailed description.

Drawings

Fig. 1 is a schematic perspective view of a household appliance housing assembly according to an embodiment of the present invention.

Fig. 2 is a schematic sectional view of the snap connection portion of the housing assembly of the household appliance of the present invention.

Description of the reference numerals

1, a bottom shell; 2, a panel shell;

3, connecting a lap; 4, mounting holes for screws;

5, an internal thread hole; 6 balancing the groove;

7 transition fillets; 8 matching the round corner part;

9 peripheral flanging parts; 10 peripheral edge step portion;

11 a hook part; 12 inner folded edge part

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

First, it should be noted that "width direction" and "length direction" referred to in the following description of the present invention refer to the width direction and the length direction of the panel case 2 main body, and the height direction refers to the thickness direction of the panel case 2 main body. Correspondingly, in the following description, reference is made to the upper end, the lower side, and the like, all along the thickness direction of the panel casing 2 main body. Therefore, even if the water heater of the present invention changes the vertical direction due to factors such as the installation environment, the meaning of the orientation words of the technical features of the present invention should be interpreted and protected within the scope of the present invention. In addition, the technical features of the present invention relate to the terms "inside" and "outside", wherein the inward direction indicates the direction toward the inside of the panel shell box structure, and the outward direction indicates the opposite direction.

Referring to fig. 1 and 2, a household appliance housing assembly according to a basic embodiment of the present invention includes a bottom case 1 and a panel case 2, wherein one end of the panel case 2 is fastened to the bottom case 1 by a snap structure capable of restricting a movement in a height direction, and the opposite end is fixed to the bottom case 1 by a screw fastener to define a degree of freedom in the height direction of the panel case 2.

In the above-described basic aspect, since the other end of the panel case 2 is fixed by the screw fastener, the degrees of freedom in the longitudinal direction and the width direction can be substantially fixed. Of course, in practical applications, in order to make the degree of freedom definition in the length and width directions more reliable, further limitation in the length and width directions may be performed by various defining structures, for example, the peripheral edge of the panel case 2 is formed into a box structure with a peripheral edge burring part 9, and the panel case 2 is covered to the outer peripheral edge of the open end of the bottom case 1 by the peripheral edge burring part 9, thereby defining the degree of freedom in the length and width directions of the panel case 2.

Through the above-mentioned basic technical scheme, the utility model discloses a household appliance casing subassembly when the installation, earlier through 2 shroud to the open end of drain pan 1 with panel shell, wherein the outer peripheral edges of 9 shrouds to the drain pan 1 open end of turn-ups portion are followed to the week of panel shell 2, have restricted 2 length direction of panel shell and width direction's removal through the week mutual backstop along the lateral wall of turn-ups portion 9 and drain pan 1 open end like this. Simultaneously, when serving the opening with panel shell 2 shroud to drain pan 1, can make the one end of panel shell 2 conveniently block to drain pan 1 through the buckle structure of mutually supporting on panel shell 2 and the drain pan 1 through adjusting the shroud angle on, and then pass through threaded fastener with the other end of panel shell 2 and fix to drain pan 1 on, further restricted the removal of panel shell 2 direction of height. This kind of household electrical appliances casing assembly has changed prior art and has adopted the loaded down with trivial details structure of fix with screw completely, utilizes the cooperation of the outer peripheral edges of turn-ups portion 9 and drain pan 1 open end of the week of panel shell 2 and one end buckle structure's block, only needs to pass through threaded fastener at the relative other end of panel shell 2 and fixes, can be effectively with panel shell 2 fixed to drain pan 1. This greatly facilitates the assembly work of the water heating apparatus, makes the assembly work quick and convenient, reduces the working strength, and ensures the connection reliability of the panel shell 2 and the bottom shell 1 of the water heating apparatus.

In the above basic technical solution, the panel shell 2 and the bottom shell 1 belong to common components of water heating equipment, the shape and structure of the panel shell 2 and the bottom shell 1 are different, and the internal space after the panel shell 2 and the bottom shell 1 are assembled is mainly provided with components of the water heating equipment, such as a power supply, a water inlet and outlet pipeline, and the like. The end of the panel housing 2 having the snap structure may be a section of the panel housing 2 in the length direction, and the opposite end is an end and the other end along the length direction of the panel housing 2. Of course, the present invention is not limited thereto, and one end and the opposite other end of the panel case 2 may be the width direction one end and the other end.

On the basis of the above basic embodiment, as a preferred structure, referring to fig. 2, the snap structure may include an inner folding portion 12 and/or a hook portion 11.

As a relatively perfect preferred technical scheme, the buckle structure may include an inner folding portion 12 and a hook portion 11, wherein the inner folding portion 12 may be located at one end of the panel shell 2 and extend inward from a lower end of the peripheral edge folding portion 9, the hook portion 11 may be disposed on an outer peripheral edge of an opening end of the bottom shell 1 and correspond to the inner folding portion 12 in position to be matched, and the inner folding portion 12 extends into a lower side of a stopping portion of the hook portion 11 to form a stopping location in a height direction. This preferred structure snap structure will make the assembly of the hot water apparatus more convenient, as shown in fig. 1 and 2, when installing, the installer will, according to the orientation shown in fig. 1, first extend a little toward one end of the panel case 2 in an inclined manner, then pull back to insert the inner hem portion 12 to the underside of the stopper portion of the hook portion 11 (see fig. 2), then place the other end of the panel case 2 to the outer periphery of the open end of the bottom case 1, and fix it at the other end by means of the screw fastener, thereby limiting the freedom of the panel case 2 in all three directions more quickly and conveniently. It can be seen from it that the buckle structure of this kind of preferred structure makes the installer only need carry on simple threaded fastener fixed can in hot-water apparatus's one end, need not to carry out omnidirectional threaded fastener around the whole casing of hot-water apparatus again and connects, and this greatly reduced installer's working strength and work load for hot-water apparatus's installation is simplified effectively, has ensured the connection reliability simultaneously. Of course, it should be noted that, within the scope of the present invention, the above-mentioned buckle structure may be of various suitable structures, for example, the inward flange portion 12 may be formed integrally with the peripheral flange portion 9, may be fixed to the peripheral flange portion 9 by welding, and may also be fixed to the inner side of the peripheral flange portion 12 by welding in a similar manner to the L-shaped hook portion 11 shown in fig. 2. Besides, buckle structure is not limited to the above-mentioned form through the plate backstop of upper and lower opposition and carries out the direction of height spacing, for example can also adopt the buckle structure of inserted sheet slot, the protruding draw-in groove complex buckle structure of card etc. and these deformation forms all belong to the technical concept of the utility model, correspondingly all belong to the utility model discloses a protection scope.

As described above, as a particularly preferred form of construction, the hook portion 11 may include L-shaped hook members disposed at intervals, the fixing portions of the hook members being fixed to the outer peripheral edge of the open end of the bottom case 1, and the stopper portions extending outward, i.e., two mutually perpendicular segments of the L-shaped hook members respectively serving as the fixing portions and the stopper portions. The panel shell mounting structure has the advantages that the panel shell mounting structure is simpler, special processing accessories are not needed, and the purpose can be basically achieved by using the universal L-shaped section. Correspondingly, the inside gusset portion 12 may be formed as an integral segment having a corresponding engagement length such that each hook portion 12 can be engaged with the integral segment of the inside gusset portion 12, or the inside gusset portion 12 may be formed to include discrete segments respectively engaged with the respective hook portions 11.

As a connection structure of the screw fastener at the other end of the panel case 2, a structure in which a screw fastener through hole is formed in the peripheral flange portion 12 of the panel case 2 and an internal screw hole is formed in the side wall of the open end of the bottom case 2, which are commonly used, may be generally adopted, and fastening is performed by a screw. As a preferred structure of the present invention, referring to fig. 1, the periphery of the other end of the panel case 2 opposite to the other end may be formed with spaced connection beads 3 along the lower end of the turned-up portion 9, the connection beads 3 are formed with screw mounting holes 4, and the corresponding position of the outer peripheral edge of the open end of the bottom case 1 is formed with an internal thread hole 5, and the other end of the panel case 2 opposite to the other end is fixed by a connection screw. The advantage of this kind of structural style lies in, because the open end of drain pan 1 is close to the open end border relatively, and intensity is relatively weak, in order to prevent to influence joint strength, even the internal thread hole destroys the lateral wall of open end, through the connection overlap 3 of the lower extreme downwardly extending of week edge turn-ups portion 9, can make the border of drain pan 1 open end be kept away from more to the position of formation of internal thread hole 5 for the reliability of screw connection effectively strengthens, avoids destroying the lateral wall of drain pan 1 open end.

In addition, in order to make the appearance of the water heating apparatus more beautiful and to avoid the four corners of the housing from being too sharp to cause collision damage or injury to the installer during transportation, preferably, the four corners of the peripheral flange portion 9 of the panel case 2 may be formed as transition rounded corners 8 and the four corners of the bottom case 1 are formed as corresponding fitting rounded corners 7. More preferably, as shown in fig. 1 and 2, the outer peripheral edge of the open end of the bottom case 1 is formed with a peripheral edge step 10, that is, the outer peripheral edge of the open end of the bottom case 1 is recessed inward relative to the outer peripheral surface of the main portion of the bottom case 1 to form a step, so that the outer surface of the peripheral edge flange 9 is flush or substantially flush with the outer peripheral surface of the main portion of the bottom case 1 in a state where the peripheral edge flange 9 of the panel case 2 is capped over the outer peripheral edge of the open end of the bottom case 1. The appearance of the hot water device is ensured to be attractive to a large extent by the preferred structural form, so that after the panel shell 2 and the bottom shell 1 are assembled, the whole outer surface is smooth and flush, and the peripheral edge flanging part 9 of the panel shell 2 cannot protrude out of the outer surface of the main body part of the bottom shell 1.

As a very unique structural design among the technical scheme of the utility model, because the utility model discloses a panel shell 2 has adopted buckle structure spacing with the one end of drain pan 1, in the installation, because the ascending mutual backstop of direction of height and possible installation error, buckle structure's mutual support leans on the oppression probably drain pan 1 to produce great distortion stress, and this probably influences the aesthetic property and the life-span of drain pan 1 sometimes, but stress relieving structure often more complicated, especially the utility model discloses buckle structure's stress influence probably relates to panel shell 2 and drain pan 1 simultaneously (more obvious to drain pan 1 influence), and it will be very difficult to carry out stress relieving structural design with pertinence, and the principle structure will be very complicated according to conventional stress moreover. The utility model discloses an in the research and development process, this technological problem has caused very big puzzlement and difficulty to the development personnel, though not carrying out stress structural design, has basically can reach through reinforcing structure precision design the utility model discloses an aim, nevertheless structural still not perfect enough. Through a great number of research experiments and tests by the inventor, as an inventive preferable structure of the present invention, the balance groove 6 for eliminating the torsional stress may be formed on the main body portion of the bottom case 1. The preferred structure can effectively eliminate the stress possibly caused by the clamping of the buckling structure with a relatively simple structure, so that the appearance of the hot water device is more excellent and beautiful.

Furthermore, on the basis of the technical scheme of above-mentioned household electrical appliance housing assembly, the utility model also provides a hot water equipment, including the water heater body, its panel shell 2 and drain pan 1 are through foretell household electrical appliance housing assembly interconnect.

To sum up, the utility model discloses a domestic appliance casing assembly and hot water equipment thereof when the installation, generally can be earlier through 2 shroud to the open end of drain pan 1 with panel shell, wherein the periphery of panel shell 2 along turn-ups portion 9 shroud to the outer peripheral edges of drain pan 1 open end, through the mutual backstop of the lateral wall of turn-ups portion 9 and drain pan 1 open end along the week, has restricted 2 length direction of panel shell and width direction's removal. Simultaneously for the one end of panel shell 2 is conveniently blocked to drain pan 1 through the buckle structure of mutually supporting on panel shell 2 and the drain pan 1, and then passes through threaded fastener with the other end of panel shell 2 and fixes to drain pan 1 on, has further restricted the removal of panel shell 2 direction of height. This kind of household electrical appliances casing assembly utilizes the cooperation of the outer peripheral edges of the peripheral edge turn-ups portion 9 of panel shell 2 and the open end of drain pan 1 and the block of one end buckle structure, only needs to pass through threaded fastener at the relative other end of panel shell 2 and fixes panel shell 2 to drain pan 1 effectively. This greatly facilitates the assembly work of the water heating apparatus, makes the assembly work quick and convenient, reduces the working strength, ensures the connection reliability of the panel shell 2 and the bottom shell 1 of the water heating apparatus, and has general practicability.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (12)

1. A household appliance shell component comprises a bottom shell (1) and a panel shell (2), and is characterized in that,

one end of the panel shell (2) is clamped on the bottom shell (1) through a buckle structure capable of limiting the movement in the height direction, and the other opposite end of the panel shell is fixed on the bottom shell (1) through a threaded fastener so as to limit the degree of freedom of the panel shell (2) in the height direction.

2. The household appliance housing assembly according to claim 1, wherein the peripheral edge of the panel housing (2) has a peripheral edge-turned portion (9) to form a box structure, and the panel housing (2) is covered to the outer peripheral edge of the open end of the bottom housing (1) by the peripheral edge-turned portion (9) to define the freedom of the panel housing (2) in the length direction and the width direction.

3. A household appliance housing assembly according to claim 2, wherein the snap structure comprises an in-turned portion (12), the in-turned portion (12) being located at the one end of the panel housing (2) and extending inwardly from a lower end of the peripheral turned-over portion (9).

4. The household appliance housing assembly according to claim 3, wherein the snap structure further comprises a hook portion (11), the hook portion (11) is disposed on an outer periphery of the open end of the bottom housing (1) and corresponds in position to the inner hem portion (12), and the inner hem portion (12) protrudes to a lower side of a stopper portion of the hook portion (11) to form a stopper positioning in a height direction.

5. A household appliance housing assembly according to claim 4, wherein the hook part (11) comprises spaced L-shaped hook members, the fixed part of which is fixed to the outer periphery of the open end of the bottom shell (1), the stop part extending outwards.

6. The household appliance housing assembly according to claim 4, wherein the inside-folded part (12) is formed as an integral segment to be engaged with each of the hook parts (11); or the inward folding part (12) comprises dispersed sections correspondingly matched with the hook parts (11).

7. The household appliance housing assembly according to claim 2, wherein four corners of the peripheral edge of the panel housing (2) along the turn-up portion (9) are formed as transition rounded portions (8), and four corners of the bottom housing (1) are formed as corresponding fitting rounded portions (7).

8. The household appliance housing assembly according to claim 2, wherein the outer peripheral edge of the open end of the bottom housing (1) is formed with a peripheral stepped portion (10) such that the outer peripheral edge of the open end of the bottom housing (1) is recessed inwardly with respect to the outer peripheral surface of the main portion of the bottom housing (1), so that the peripheral flange portion (9) of the panel housing (2) is flush with the outer peripheral surface of the main portion of the bottom housing (1) in a state where the peripheral flange portion (9) is covered over the outer peripheral edge of the open end of the bottom housing (1).

9. The household appliance housing assembly according to claim 1, wherein the one end and the opposite other end of the panel housing (2) are one end and the other end along a length direction of the panel housing (2).

10. The household appliance housing assembly according to claim 1, wherein the opposite other end of the panel housing (2) is formed with spaced coupling beads (3) at a lower end of a burring part (9) along a circumference thereof, the coupling beads (3) are formed with screw mounting holes (4), and female screw holes (5) are formed at corresponding positions of an outer circumference of an open end of the bottom housing (1), and the opposite other end of the panel housing (2) is fixed by coupling screws.

11. The household appliance housing assembly according to any one of claims 1 to 10, wherein a balancing groove (6) for eliminating torsional stress is formed on a main body portion of the bottom housing (1).

12. A water heating device comprising a water heater body, characterized in that a panel shell (2) and a bottom shell (1) of the water heater body are interconnected by a household appliance housing assembly according to any one of claims 1 to 11.

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