CN220958928U - Shell and gas water heater - Google Patents

Abstract

The utility model relates to the field of hot water equipment, in particular to a shell and a gas water heater. The shell comprises a front panel, a bottom plate, two first side plates and two second side plates, wherein the two first side plates are oppositely arranged, the two second side plates are oppositely arranged, the first side plates and the second side plates are arranged around the bottom plate in a surrounding manner to form a mounting cavity, the mounting cavity is provided with an opening, and the front panel is arranged at the opening to seal the opening; the side that first curb plate and second curb plate are close to the front panel is inwards crooked to have a hem, and a hem encloses to establish the recess that forms the accommodation front panel, and the front panel inlays in locating the recess, and the front panel can be closed the opening of installation cavity, is provided with the sealing member between front panel and the hem. The sealing member that sets up between front panel and the folding edge can block water, avoids water to enter into the installation intracavity after entering into in the gap between front panel and the first side board, so set up the leakproofness that can improve front panel and first side board, effectively waterproof.

Description

Shell and gas water heater

Technical Field

The utility model relates to the field of hot water equipment, in particular to a shell and a gas water heater.

Background

The prior gas water heater shell comprises a face shell, a face shell side plate, a bottom shell and a bottom shell side plate. The side plates of the face shell are fixed with the face shell and the side plates of the bottom shell are fixed with the bottom shell through welding to form a face shell assembly and a bottom shell assembly, and the face shell assembly and the bottom shell assembly are fixed through screws. However, the gas water heater housing has the following disadvantages: the face shell is fixedly connected with the face shell side plate through the bolts, and water can enter the accommodating cavity formed by the shell through the gap between the face shell and the face shell side plate when in spray test, so that the overall tightness of the shell is poor.

Disclosure of utility model

One of the technical problems to be solved by the present utility model is to provide a housing, which can improve the sealing performance between the face housing and the bottom housing structure.

The second technical problem to be solved by the utility model is to provide a gas water heater, which can improve the overall sealing performance.

The first technical problem is solved by the following technical scheme:

a housing, comprising a housing body, a plurality of connecting plates,

A front panel;

A bottom plate;

The two first side plates and the two second side plates are arranged oppositely, and the first side plates and the second side plates are arranged around the bottom plate in a surrounding manner to form a mounting cavity;

The first side plate and the second side plate are close to the side edge of the front panel and are inwards bent to form a turnover edge, the turnover edge is surrounded to form a groove for accommodating the front panel, the front panel is embedded in the groove, the turnover edge is used for limiting the front panel, and a sealing element is arranged between the front panel and the turnover edge.

Compared with the background technology, the shell has the beneficial effects that:

The sealing member that sets up between front panel and the turn-ups can block water, avoids water to enter into the installation intracavity after entering into in the gap between front panel and the first side board, so set up the leakproofness that can improve front panel and first side board, effectively waterproof. The front panel is embedded in the groove, so that the matched end face of the front panel and the first side panel can be prevented from being directly exposed; the defect of the gap between the front panel and the first side panel due to the manufacturing error and the deformation problem of the sheet metal part can be overcome.

In one embodiment, four sides of the front panel are bent inwards to form a smooth folded edge, and the sealing piece is arranged between the smooth folded edge and the folded edge.

In one embodiment, the front panel is towards two sides of the first side plate extend towards the first side plate and are provided with a plurality of fixing lugs arranged at intervals, the first side plate is provided with a plurality of fixing holes, the fixing holes are arranged in one-to-one correspondence with the fixing lugs, the turnover edge is provided with a through hole which can enable the fixing lugs to pass through, and a fastener penetrates through the fixing lugs and the fixing holes to fixedly connect the front panel with the first side plate.

In one embodiment, the first side plate is divided into an upper side plate and a lower side plate, the upper side plate is provided with a plurality of first flow guide ribs, and the first flow guide ribs are correspondingly arranged on the periphery of the fixing hole in a surrounding mode.

In one embodiment, the first guide ribs form semi-closed surrounding grooves which are arranged in one-to-one correspondence with the fixing holes, and the semi-closed surrounding grooves face the front panel.

In one embodiment, the upper side plate is further provided with a plurality of second guide ribs, and the second guide ribs are arranged at the rear side of the first guide ribs at intervals along the direction from the front panel to the bottom plate.

In one embodiment, a reinforcing rib is connected between the adjacent first guide ribs.

In one embodiment, the first side plate provided with the guide rib assembly is further provided with a smoke exhaust pipe hole, and a smoke exhaust pipe gum cover is embedded in the smoke exhaust pipe hole.

In one embodiment, the bottom plate is provided with a plurality of air inlet holes and a plurality of bosses for supporting the core component of the water heater, and the air inlet holes are arranged opposite to the core component of the water heater.

In one embodiment, the air inlet hole is a flanging hole protruding into the shell.

In one embodiment, the first side plate and the second side plate are integrally connected with the bottom plate.

The second technical problem is solved by the following technical scheme:

the gas water heater comprises a fan, a burner and the shell according to any one of the schemes, wherein the fan and the burner are arranged in a mounting cavity formed by the shell.

Compared with the background technology, the control method of the gas water heater has the following beneficial effects:

The gas water heater provided by the application comprises the shell, so that the beneficial effects of the gas water heater are the same as those of the shell provided by the embodiment, and are not repeated here.

Drawings

Fig. 1 is a schematic structural diagram of a housing according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a housing provided in an embodiment of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a front view of a front panel provided by an embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion of FIG. 4 at B;

FIG. 6 is a top view of a housing provided by an embodiment of the present utility model;

FIG. 7 is a flow guiding effect diagram of a flow guiding rib assembly when falling into water above a shell according to an embodiment of the present utility model;

fig. 8 is an expanded schematic view of a bottom plate, a first side plate and a second side plate according to an embodiment of the present utility model;

FIG. 9 is a rear view of a housing provided in an embodiment of the present utility model;

fig. 10 is a schematic diagram of a base plate, a first side plate and a second side plate after being formed by stamping according to an embodiment of the present utility model;

FIG. 11 is an enlarged view of a portion of FIG. 10 at C;

FIG. 12 is a cross-sectional view of FIG. 10;

fig. 13 is a schematic diagram of an internal layout of a gas water heater according to an embodiment of the present utility model.

Description of the reference numerals:

1. A front panel; 11. round and smooth flanging; 12. a fixed ear; 2. a bottom plate; 21. an air inlet hole; 22. a boss; 3. a first side plate; 31. turning over the edge; 311. a via hole; 32. a fixing hole; 33. smoke exhaust pipe holes; 4. a second side plate; 5. a seal; 61. the second guide rib; 62. a first flow guide rib; 63. reinforcing ribs; 7. a smoke exhaust pipe rubber sleeve; 8. a face-piece decoration; 9. and (5) hanging a rack.

Detailed Description

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

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

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

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, fig. 1 shows a schematic structural view of a housing, fig. 2 shows a schematic sectional view of a housing, and fig. 3 shows a partial schematic view of a connection of a front panel 1 and a first side panel 3. In some embodiments of the application, the application provides a housing that is suitable for use in a gas water heater. The shell comprises a front panel 1, a bottom plate 2, two first side plates 3 and two second side plates 4, wherein the two first side plates 3 are oppositely arranged, the two second side plates 4 are oppositely arranged, the first side plates 3 and the second side plates 4 are arranged around the bottom plate 2 in a surrounding manner to form a mounting cavity, the mounting cavity is provided with an opening, and the front panel 1 is arranged at the opening to seal the opening; the side edge of the first side plate 3 and the second side plate 4, which is close to the front panel 1, are inwards bent to form a turnover edge 31, the turnover edge 31 of the first side plate 3 and the turnover edge 31 of the second side plate 4 enclose to form a groove for accommodating the front panel 1, the front panel 1 is embedded in the groove, and the four turnover edges 31 are mutually matched to limit the front panel 1 so as to seal an opening of an installation cavity, and a sealing piece 5 is arranged between the front panel 1 and the turnover edge 31.

The sealing piece 5 that sets up between front panel 1 and the folding edge 31 can block water, avoids water to enter into the installation intracavity after entering into in the gap between front panel 1 and the first side board 3, so set up can improve the leakproofness of front panel 1 and first side board 3, effectively waterproof. The front panel 1 is embedded in the groove, so that the matched end surfaces of the front panel 1 and the first side panel 3 can be prevented from being directly exposed; the defect of the gap between the matched end faces caused by the manufacturing error and the deformation problem of the sheet metal part of the front panel 1 and the first side panel 3 can be overcome.

Specifically, the seal 5 is adhered to the first side plate 3. The front panel 1 and the face-piece decoration 8 are fixed by adhesive.

In some embodiments, the housing further comprises a hanger 9, the hanger 9 being fixedly connected to the base plate 2, e.g. the hanger is screwed to the base plate 2, or the hanger 9 is welded to the base plate 2, the hanger 9 being arranged to facilitate fixing the housing to other structures, e.g. a wall.

Referring to fig. 4, fig. 4 shows a front view of a front panel in an embodiment of the application. Four sides of the front panel 1 are inwards bent with a smooth folded edge 11, and a sealing piece 5 is arranged between the smooth folded edge 11 and the folded edge 31. The smooth folded edge 11 can be conveniently assembled.

Further, as shown in fig. 1, 5 and 6, in order to facilitate the fixed connection between the front panel 1 and the first side plate 3, in an embodiment of the present application, a plurality of fixing lugs 12 disposed at intervals extend toward two sides of the first side plate 3 of the front panel 1 toward the first side plate 3, the first side plate 3 is provided with a plurality of fixing holes 32, the fixing holes 32 are disposed in one-to-one correspondence with the fixing lugs 12, and a fastener passes through the fixing lugs 12 and the fixing holes 32 to fixedly connect the front panel 1 with the first side plate 3. In the present embodiment, for example, the number of the fixing lugs 12 and the fixing holes 32 is two.

It should be noted that, referring to fig. 10 and 11, the turnup edge 31 is provided with a through hole 311 through which the fixing lug 12 can pass, so that the turnup edge 31 does not interfere with the fixing lug 12, so as to facilitate connection between the fixing lug 12 and the first side board 3.

The fixing lugs 12 are connected with the first side plate 3 through fasteners, and when water flows into the fasteners, the water flows into the mounting cavity through the fixing lugs 12. With continued reference to fig. 6, fig. 6 is a top view of the housing in an embodiment of the application. In one embodiment of the present application, the first side plate 3 has an upper side plate and a lower side plate, the upper side plate is provided with a plurality of first guide ribs 62, the first guide ribs 62 are correspondingly arranged around the periphery of the fixing hole 32, and it can be understood that the first guide ribs 62 are arranged in a one-to-one correspondence with the fixing holes 32. After water is arranged on the surface of the upper side plate, the first guide ribs 62 guide water flow on two sides of the fixing hole 32, guide the water flow to avoid the fixing hole 32, avoid the water flow from converging at the fixing hole 32, reduce the contact between the water flow and the front panel 1, reduce the probability that the water flow enters the machine from the connection gap between the front panel 1 and the first side panel 3, and improve the overall tightness of the shell.

More specifically, the first guide ribs 62 form semi-closed peripheral grooves provided in one-to-one correspondence with the fixing holes 32, the semi-closed peripheral grooves facing the front panel 1. Thus, the semi-closed surrounding groove further achieves the purpose of diversion of water.

Further, the upper side plate is further provided with a plurality of second guide ribs 61, and the second guide ribs 61 are disposed at intervals on the rear side of the first guide ribs 62 along the direction from the front panel 1 to the bottom panel, which can be considered that the first guide ribs 62 and the second guide ribs 61 are disposed along the thickness direction of the housing. For example, the first guide rib 62 and the second guide rib 61 are V-shaped ribs, and may be arc-shaped ribs. The first guide rib 62 and the second guide rib 61 act together to guide water, so that the probability that water enters the machine from the connection gap between the front panel 1 and the first side panel 3 is further reduced, and the overall tightness of the shell is improved.

Further, a reinforcing rib 63 is connected between the first guide ribs 62 connected. The strengthening rib 63 sets up along the length direction of first curb plate 3, and two adjacent second water conservancy diversion muscle 61 are connected with strengthening rib 63 respectively, and two second water conservancy diversion muscle 61 are the center pin symmetry setting along the center pin of the width direction of first curb plate 3, and the setting of strengthening rib 63 has not only played the effect to rivers water conservancy diversion, can also improve the structural strength of first curb plate 3.

In some embodiments, the upper side plate is further provided with a smoke discharging pipe hole 33, the smoke discharging pipe hole 33 is embedded with a smoke discharging pipe gum cover 7, and the upper side plate extends outwards to form a hanging frame 9. The smoke discharge pipe hole 33 is provided to facilitate the penetration of the smoke pipe, and in order to avoid gaps between the smoke pipe and the smoke discharge pipe hole 33, the smoke discharge pipe hole 33 is embedded with a smoke discharge pipe gum cover 7.

Fig. 7 is a schematic view of the guiding of water by the baffle when water flows in the first side plate 3 according to an embodiment of the present application. In the figure, most of water can flow out from both ends of the upper side plate at the first guide rib 62 and the second guide rib 61, and cannot flow in from the fixing hole 32 no matter what direction the water flows in.

As shown in fig. 8 to 10, fig. 8 is an expanded view of the first side plate 3 and the second side plate 4 together with the bottom plate 2, fig. 9 is a rear view of the case, and fig. 10 is a structural view of the first side plate 3 and the second side plate 4 together with the bottom plate 2 after being punched. It should be noted that, in some embodiments, the first side plate 3 and the second side plate 4 are integrally connected with the bottom plate 2. Namely, the bottom plate 2, the first side plate 3 and the second side plate 4 are stamped through a piece of metal plate to form a bottom shell, and the first side plate 3 and the second side plate 4 of the bottom shell are connected through spot welding. This reduces the joint gap between the bottom plate 2 and the first and second side plates 3, 4. Of course, in other embodiments, the first side plate 3 and the second side plate 4 are welded to the bottom plate 2.

In the prior art, when the shell is used for a gas water heater, an outward bulge is arranged to avoid core components of the water heater such as a smoke discharging device, a heat exchanger, a burner, a combustion chamber shell and the like, so that the back of the gas water heater is uneven in a large range, the die design and processing difficulty is high, and the die is not attractive. As shown in fig. 9 to 12, in one embodiment of the present application, the base plate 2 is provided with a plurality of air inlet holes 21 and a plurality of bosses 22 capable of supporting the core of the water heater provided in the housing. The boss 22 is disposed according to the layout of the core components of the water heater such as the smoke exhaust device, the heat exchanger, the burner, the combustion chamber housing, etc., and the boss 22 can provide support for the core components of the water heater such as the smoke exhaust device, the heat exchanger, the burner, the combustion chamber housing, etc., and meanwhile, the boss 22 and the inner wall of the bottom plate 2 form a height difference, so that a clearance space can be formed to facilitate the installation layout of the core components of the water heater such as the smoke exhaust device, the heat exchanger, the burner, the combustion chamber housing, etc. Because boss 22 can raise fume extractor, heat exchanger, combustor casing etc. water heater core part, the fresh air inlet 21 then can set up in the high temperature region that water heater core part was located like this, and fresh air inlet 21 can just to the setting of easily heating part promptly, effectively cools down the high temperature region in the air inlet.

In order to be able to conduct the wind, in some embodiments, the air inlet 21 is a flanging hole protruding into the housing, which is easy to be aligned with the heat component. In addition, the air inlet hole 21 protruding inwards can enable air to be smooth, air inlet resistance is small, and noise is reduced compared with that of the air inlet hole protruding outwards. Because the air inlet hole 21 and the boss 22 are arranged in the protruding mode towards the inside of the shell, no convex hull appears on the outer side wall of the bottom plate 2, the design and processing difficulty of the die are reduced, and the appearance of the shell is attractive.

Of course, in other embodiments, the air inlet 21 is a flanging hole protruding outwards from the casing, so that a good waterproof effect can be achieved.

As shown in fig. 13, fig. 13 is a schematic view of the internal layout of the gas water heater; the core part (such as a burner) of the water heater is supported by the boss 22, and a space exists between the core part of the water heater and the bottom plate 2, so that the air inlet 21 is formed at the bottom plate corresponding to the space, and the high temperature area where the core part of the water heater is located can be cooled.

In some embodiments of the present application, there is further provided a gas water heater including a fan, a burner, and a housing according to any of the above embodiments, wherein the fan and the burner are disposed in a mounting cavity formed by the housing.

The gas water heater in this embodiment has the same advantages as the housing provided in the above embodiment, and will not be described here again.

In the specific content of the above embodiment, any combination of the technical features may be performed without contradiction, and for brevity of description, all possible combinations of the technical features are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing detailed description of the embodiments presents only a few embodiments of the present utility model, which are described in some detail and are not intended to limit the scope of the present utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A housing, characterized by comprising,

A front panel (1);

a bottom plate (2);

The two first side plates (3) and the two second side plates (4) are oppositely arranged, and the first side plates (3) and the second side plates (4) are arranged around the bottom plate (2) in a surrounding mode to form a mounting cavity;

The side that first curb plate (3) with second curb plate (4) are close to front panel (1) all inwards bend has a turn over a limit (31), turn over a limit (31) and enclose and establish and form the recess that holds front panel (1), front panel (1) inlay and locate in the recess, turn over a limit (31) and be used for right front panel (1) is spacing, front panel (1) with be provided with sealing member (5) between turning over a limit (31).

2. The housing according to claim 1, characterized in that four sides of the front panel (1) are bent inwards with rounded folds (11), the seal (5) being arranged between the rounded folds (11) and the folds (31).

3. The housing according to claim 1, wherein the front panel (1) extends towards the first side plate (3) from both sides thereof to the first side plate (3) and is provided with a plurality of fixing lugs (12) arranged at intervals, the first side plate (3) is provided with a plurality of fixing holes (32), the fixing holes (32) are arranged in one-to-one correspondence with the fixing lugs (12), the turnover edges (31) are provided with through holes (311) which can enable the fixing lugs (12) to pass through, and fasteners penetrate through the fixing lugs (12) and the fixing holes (32) to fixedly connect the front panel (1) with the first side plate (3).

4. A housing according to claim 3, wherein the first side plate (3) is divided into an upper side plate and a lower side plate, the upper side plate is provided with a plurality of first guide ribs (62), and the first guide ribs (62) are correspondingly arranged around the periphery of the fixing hole (32).

5. The housing according to claim 4, wherein the first guide ribs (62) form semi-closed peripheral grooves arranged in one-to-one correspondence with the fixing holes (32), the semi-closed peripheral grooves facing the front panel (1).

6. The housing according to claim 4, wherein the upper side plate is further provided with a plurality of second guide ribs (61), and the second guide ribs (61) are disposed at rear sides of the first guide ribs (62) at intervals along the direction from the front panel (1) to the bottom plate (2).

7. The housing according to claim 4, characterized in that a reinforcement rib (63) is connected between adjacent first guide ribs (62).

8. A casing according to any one of claims 1 to 7, wherein the base plate (2) is provided with a plurality of air inlet openings (21) and a plurality of bosses (22) for supporting a core of a water heater, the air inlet openings (21) being arranged directly opposite the core of the water heater.

9. The housing according to claim 8, wherein the air inlet opening (21) is a flanging hole protruding into the housing.

10. A gas water heater comprising a fan, a burner and a housing as claimed in any one of claims 1 to 9, the fan and burner being disposed within a mounting cavity formed by the housing.