CN217423637U - Gas heater's face-piece assembly and gas heater - Google Patents

Abstract

The utility model belongs to the technical field of gas heater structural design, a gas heater's face-piece assembly and gas heater is disclosed. The front surface of the metal plate face shell is provided with a first pressing type and a second pressing type, the second pressing type is arranged in the area of the first pressing type, and a mounting hole is formed in the second pressing type; the display assembly is arranged in the mounting hole and is detachably connected to the second pressing die; the glass panel is attached and adhered to the front surface of the sheet metal panel shell to seal and press-fit the display assembly. The utility model discloses a openly be equipped with first die mould at the panel beating face-piece, can improve the rigidity of panel beating face-piece, do benefit to the surface smoothness of control panel beating face-piece to in with glass panels's good bonding effect. The gas water heater comprises the face shell assembly, and the display effect and operability of the display assembly can be improved.

Description

Gas heater's face-piece assembly and gas heater

Technical Field

The utility model relates to a gas heater structural design technical field especially relates to a gas heater's face-piece assembly and gas heater.

Background

In the prior art, a panel shell assembly of a gas water heater usually adopts a sheet metal part or a plastic part as a main body bearing structure, so that holes are conveniently formed in the sheet metal part or the plastic part to facilitate the arrangement and connection of a display assembly.

The surface shell assembly made of plastic is easy to shrink if the wall thickness of a plastic product is not uniform or the mold arrangement is not reasonable, the pressure of an injection molding machine is not enough and the like due to the inherent performance of the plastic, and the flatness of a plastic part is poor, so that the installation and the display effect of the display assembly are influenced.

The panel shell assembly made of sheet metal is adopted, and the panel shell of the sheet metal part is connected and fixed with the display assembly in a welding or screwing mode generally, and a glass panel is arranged in front of the display assembly for protection. The problem exists that if the glass panel is arranged only in front of the display assembly, an installation gap exists between the glass panel and the installation groove on the sheet metal part, so that the glass panel is inconvenient to clean and poor in overall consistency; if cover the whole at sheet metal component face-piece surface that covers of glass panels, because glass panels' dead weight is great, the sheet metal component easily takes place deformation and influences the installation effectiveness, and the reliability of long-term use is relatively poor.

SUMMERY OF THE UTILITY MODEL

One of the technical problems solved by the utility model is to provide a gas heater's face-piece assembly, its structural strength who has solved the panel beating face-piece effectively and the problem that rigidity is low, has improved the connection reliability between glass panels and the panel beating face-piece.

The second technical problem solved by the utility model is to provide a gas water heater, which effectively solves the problems of low structural strength and rigidity of the metal plate surface shell existing in the surface shell assembly of the gas water heater, and improves the reliability of the surface shell assembly.

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

a face shell assembly for a gas water heater, comprising:

the front surface of the sheet metal face shell is provided with a first pressing die and a second pressing die, the first pressing die is sunken from the front surface to the back surface of the sheet metal face shell to form a flat bottom groove structure, the second pressing die is arranged in the area of the first pressing die, and a mounting hole is formed in the second pressing die;

the display assembly is arranged in the mounting hole and is detachably connected to the second profiling;

and the glass panel is attached to and bonded with the front surface of the sheet metal shell so as to seal and press-fit the display assembly.

In one embodiment, the depth h1 of the first profiling does not exceed the thickness of the sheet metal face shell.

In one embodiment, the sheet metal face shell is formed by stretching in an integrated mode, the front face of the sheet metal face shell comprises a plane and arc faces which are connected to two opposite ends of the plane in a tangent mode, and the first pressing type extends from one arc face to the other arc face.

In one embodiment, the metal plate surface shell is provided with a plurality of glue overflow holes at intervals.

In one embodiment, the glass panel further comprises a sealing piece, and the sealing piece is clamped between the glass panel and the sheet metal panel shell and arranged in the second pressing die around the circumferential direction of the mounting hole.

In one embodiment, the thickness of the seal is equal to the depth h2 of the second die.

In one embodiment, the display assembly comprises:

the display shell is detachably connected with the second pressing type on the metal plate surface shell, a plurality of limiting buckles and a plurality of guide columns are arranged on the display shell, and each guide column is sleeved with a supporting spring;

the display assembly is provided with a plurality of limiting grooves and a plurality of guide holes, the display assembly is arranged in the mounting hole in a penetrating mode, the guide columns are arranged in the guide holes in a penetrating mode, the back face of the display assembly can be abutted to the supporting spring, and the limiting buckle is connected with the limiting grooves in a matched and clamped mode.

In one embodiment, the height from the mounting surface b of the display outer shell and the sheet metal panel shell to the top surface c of the display assembly is h3, the height from the mounting surface b to the front plane a of the sheet metal panel shell is h4, and the height is h3> h4 when the glass panel is not bonded.

In one embodiment, the compressible distance of the supporting spring is h5, the height from the top surface c of the display assembly to the front plane a of the sheet metal panel shell is h6, and h5 is more than or equal to h6 when the glass panel is not bonded.

Compared with the prior art, the face shell assembly of the gas water heater has the beneficial effects that:

the utility model provides a gas heater's face-piece assembly through openly being equipped with first die mould at the panel beating face-piece, can improve the rigidity of panel beating face-piece, does benefit to the surface smoothness of control panel beating face-piece to in with glass panels's good bonding effect. Through setting up the second die mould in the first die mould of panel beating face-piece, set up the mounting hole in the second die mould, be convenient for install display assembly detachably in the second die mould face and wear to establish in the mounting hole, can compress tightly fixed display assembly when guaranteeing glass panels and panel beating face-piece bonding, be convenient for operate the display assembly at glass panels's another side and have good display effect.

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

a gas water heater, includes the utility model provides a gas water heater's face-piece assembly.

Compared with the prior art, the gas water heater has the advantages that:

gas heater, including gas heater's face-piece assembly, gas heater's face-piece assembly adopts panel beating face-piece and the overall structure that glass panels bonded, through openly setting up first die mould at the panel beating face-piece and having improved the bulk strength and the rigidity of panel beating face-piece, display assembly detachably connects the second die mould in the first die mould region of panel beating face-piece to wear to establish and compress tightly fixedly through glass panels in the mounting hole, the effective contact of display assembly and glass panels of being convenient for, improve display effect and maneuverability.

Drawings

Fig. 1 is an exploded view of a face shell assembly of a gas water heater according to the present invention;

FIG. 2 is a front view of a metal plate panel of a panel assembly of a gas water heater of the present invention;

FIG. 3 is a cross-sectional view S-S of FIG. 2;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural view of a display assembly in a face shell assembly of a gas water heater according to the present invention;

FIG. 6 is an exploded view of FIG. 5;

fig. 7 is a schematic partial structure diagram of a longitudinal section of a shell assembly of a gas water heater according to the present invention;

fig. 8 is a partially enlarged view of a portion B in fig. 7.

Description of reference numerals:

1. a sheet metal face shell; 11. a first profiling; 12. a second profiling; 13. mounting holes; 14. glue overflow holes;

2. a display assembly; 21. a display housing; 211. a limiting buckle; 212. a guide post; 213. a support spring; 214. a threaded hole; 22. a display assembly; 221. a limiting groove; 222. a guide hole;

3. a glass panel; 4. a screw; 5. and a seal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

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

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a face-piece assembly of a gas water heater, as shown in figure 1, comprising a sheet metal face-piece 1, a display assembly 2 and a glass panel 3, wherein the front side of the sheet metal face-piece 1 is provided with a first pressing type 11 and a second pressing type 12, the first pressing type 11 is sunken from the front side to the back side of the sheet metal face-piece 1 to form a flat bottom groove structure, the second pressing type 12 is arranged in the area of the first pressing type 11, and a mounting hole 13 is arranged in the second pressing type 12; the display assembly 2 is arranged in the mounting hole 13 and is detachably connected to the second profiling 12; the glass panel 3 is attached to the front surface of the sheet metal panel shell 1 and adhered to the sheet metal panel shell 1 to seal and press-fit the display assembly 2.

It should be noted that, during installation, the display assembly 2 is first attached to the back surface of the second molding 12 from back to front, and the edge of the display assembly 2 is fixedly connected to the second molding 12 by a plurality of screws 4, and meanwhile, the middle portion of the display assembly 2 can be inserted into the installation hole 13 and protrude forward. The shape of the mounting hole 13 may be rectangular, circular or other shapes to accommodate display assemblies 2 of different configurations. Silicone glue is paintd on the front of panel beating face-piece 2 (avoid the display assembly 2 of mounting hole 13 department), can align the bonding with glass panels 3 and panel beating face-piece 1 through positioning fixture. The front surface of the sheet metal panel shell 1, the first profiling 11 is formed by the height of the downward depression h1 from the front surface plane a and the cambered surface of the sheet metal panel shell 1, the peripheral edge is left between the first profiling 11 and the front surface plane a of the sheet metal panel shell 1, the edge width is set according to the actual rigidity requirement of the sheet metal panel shell 1, and no specific limitation is made here.

It can be understood that the utility model provides a gas heater's face-piece assembly through openly being equipped with first die mould 11 at panel beating face-piece 1, can improve the rigidity of panel beating face-piece 1, does benefit to the surface smoothness of control panel beating face-piece 1 to improve the bonding effect with glass panels 3. Through set up second die mould 12 in the first die mould 11 at panel beating face-piece 1, set up mounting hole 13 in second die mould 12, be convenient for install display assembly 2 detachably in second die mould 12 and wear to establish in mounting hole 13, can compress tightly fixed display assembly 2 when guaranteeing that glass panels 3 and panel beating face-piece 1 bond to and be convenient for operate and show display assembly 2 and have good display effect in glass panels 3's front.

In one embodiment, the depth h1 of the first profiling 11 does not exceed the thickness of the sheet metal panel shell 1, and preferably, the depth h1 of the first profiling 11 does not exceed the thickness of the sheet metal panel shell 1, so that a better reinforcing effect is achieved.

As shown in fig. 2-4, the sheet metal panel shell 1 is of a shell structure, wherein the first profiling 11 can be formed by stamping the sheet metal panel shell 1, a step surface or a flat-bottom groove is formed between the first profiling 11 and the front plane a of the sheet metal panel shell 1, the depth of the first profiling 11 is preferably equal to the material thickness of the body of the sheet metal panel shell 1, the rigidity of the sheet metal panel shell 1 is better improved, the flatness of the surface of the sheet metal panel shell 1 is favorably controlled, and the glass panel 3 can be conveniently bonded.

In one embodiment, the sheet metal face shell 1 is formed by integral stretching, the front face of the sheet metal face shell 1 comprises a plane and arc faces connected to two opposite ends of the plane in a tangent mode, and the first pressing 11 extends from one arc face to the other arc face.

As shown in fig. 1, the middle of the sheet metal surface shell 1 is a plane, the two ends of the sheet metal surface shell are symmetrically provided with arc surfaces, the arc surfaces are connected with the plane in a tangent structure, the first pressing type 11 on the front surface of the sheet metal surface shell 1 extends in the up-down direction and extends from the lower arc surface to the upper arc surface, namely the first pressing type 11 is arranged on the plane of the sheet metal surface shell 1 and at least partial areas of the two arc surfaces, so that the sheet metal surface shell 1 is prevented from being deformed after being stretched, and the flatness of the surface of the sheet metal surface shell 1 is favorably controlled. As a preferred scheme, the middle of the glass panel 3 is a plane and is the same as the plane structure and the size of the middle of the sheet metal face shell 1, the cambered surfaces are symmetrically arranged up and down of the glass panel 3 and are tangent to the plane of the middle to form a transition connection section, namely the glass panel 3 is cambered toughened glass, so that the surface and the peripheral edges of the glass panel 3 can be completely attached to the front of the sheet metal face shell 1 for bonding, the thickness and the quality of a bonding surface can be controlled, and the bonding quality is improved.

In one embodiment, the sheet metal face shell 1 is provided with a plurality of glue overflow holes 14, and the glue overflow holes 14 are arranged at intervals.

As shown in fig. 1, overflow gluey hole 14 is the through-hole of setting on panel beating face-piece 1, interval distribution sets up the face of bonding at panel beating face-piece 1 and glass panels 3, including the marginal area of first die mould 11 region and panel beating face-piece 1, during the bonding, at first paint silicone adhesive in the front of panel beating face-piece 1, align the bonding with glass panels 3 and panel beating face-piece 1 through positioning tool, unnecessary silicone adhesive will spill over along the gluey hole 14 that overflows on the panel beating face-piece 1, ensure the intact bonding surface of glass panels 3 and panel beating face-piece 1, and silicone adhesive overflows to the back of panel beating face-piece 1 through overflowing gluey hole 14, do benefit to and improve the adhesion strength.

In one embodiment, the glass panel further comprises a sealing member 5, and the sealing member 5 is clamped between the glass panel 3 and the sheet metal panel shell 1 and arranged in the second pressing mold 12 around the circumference of the mounting hole 13.

As shown in fig. 1, the shape of the sealing member 5 is the same as the shape of the mounting hole 13, the mounting hole 13 is disposed at the center of the second die 12, the second die 12 is formed into a flanged shape around the mounting hole 13, when the sealing member 5 is mounted, a positioning dotted line is generally printed on the bonding surface of the glass panel 3, the positioning dotted line is aligned with the position of the mounting hole 13, the sealing member 5 is bonded at the positioning dotted line, and in a preferred embodiment, the thickness of the sealing member 5 is equal to the depth h2 of the second die 12. As shown in fig. 4, when the glass panel 3 is bonded to the sheet metal panel 1, the sealing member 5 faces the surface of the second molding 12, i.e., the flange, and surrounds the periphery of the mounting hole 13, so as to seal the portion of the display assembly 2 penetrating through the mounting hole 13, and the display assembly 2 is connected to the flange of the second molding 12 through a plurality of screws 4. It is thus clear that one side towards glass panels 3 at display assembly 2 sets up sealing member 5, can prevent that vapor from entering into display assembly 2 through the gap between glass panels 3 and the panel beating face-piece 1 and producing water smoke in, influence the display effect of display screen of display assembly 2. In some embodiments, the seal 5 may be a cotton seal or a rubber seal.

In one embodiment, the display assembly 2 includes a display housing 21 and a display component 22, as shown in fig. 5 and 6, the display component 22 is snapped into the center of the display housing 21 to form the display assembly 2. The display assembly 22 includes a touch spring, a display screen, a circuit board, and the like. The display shell 21 is detachably connected with the second profiling 12 on the sheet metal panel shell 1, the display shell 21 is provided with a plurality of limiting buckles 211 and a plurality of guide posts 212, and each guide post 212 is sleeved with a support spring 213; the display assembly 22 is provided with a plurality of limiting grooves 221 and a plurality of guide holes 222, the display assembly 22 is arranged in the mounting hole 13 in a penetrating manner, the guide posts 212 are arranged in the guide holes 222 in a penetrating manner, the back face of the display assembly 22 can abut against the supporting spring 213, and the limiting buckle 211 is clamped with the limiting grooves 221 in a matching manner.

In the embodiment shown in fig. 5 and 6, six cylindrical screw holes 214 are formed around the display housing 21 for connecting screws 4, so that the display housing 21 can be assembled and connected to the flange structure of the second die 12. Four limit buckles 211 and six guide posts 212 are arranged on the display shell 21, a support spring 213 is sleeved on each guide post 212, and four limit grooves 221 and six guide holes 222 are arranged on the display component 22. It should be noted that the positions of the limiting buckle 211 and the limiting groove 221 can be interchanged, so as to realize the clamping connection between the display housing 21 and the display assembly 22, and to realize the quick assembly and disassembly. Under the action of the supporting spring 213, the whole display module 22 is supported upwards, and a certain elastic deformation space is provided between the display module 22 and the display housing 21, which is beneficial to the elastic contact between the display module 22 and the glass panel 3, so as to facilitate the clear display of the display screen and good operability. During the installation, earlier make up into display assembly 2 with display assembly 22 joint with display housing 21, then wear to establish mounting hole 13 with display assembly 2 from back to front, simultaneously, the edge of display housing 21 can end in the back of second die mould 12, connect display housing 21 on the second die mould 12 of panel beating face-piece 1 through screw 4, the preceding terminal surface of display assembly 22 wears to establish in mounting hole 13 this moment, can further the fixed display assembly 22 of crimping when the glass panels 3 bonding installation of being convenient for. It should be noted that, after the display housing 21 is clamped with the display assembly 22, the supporting spring 213 is in a natural state or a slightly compressed state, the display assembly 22 has a certain sliding margin (the compressible distance is h5) in the compression direction of the supporting spring 213, so that the display assembly 22 can have a certain sliding space in the direction of compressing the supporting spring 213, so that the display assembly 22 can be pressed in the second pressing mold 12 when the glass panel 3 is installed, the display assembly 22 has an elastic supporting force towards the glass panel 3, and it is ensured that the bonding surface between the glass panel 3 and the sheet metal panel housing 1 is flat and the display assembly 22 and the glass panel 3 are in good contact. Therefore, in the present invention, the bonding strength of the selected silicone adhesive is greater than the compression elasticity of the support spring 213, so as to ensure the bonding effect of the glass panel 3.

In one embodiment, the height from the mounting surface b of the display housing 21 and the sheet metal panel 1 to the top surface c of the display module 22 is h3, the height from the mounting surface b to the front plane a of the sheet metal panel 1 is h4, and when the display assembly 2 is mounted on the sheet metal panel 1 and the glass panel 3 is not mounted, there is h3> h 4.

As shown in fig. 7 and fig. 8, the display housing 21 is abutted against the second profiling 12 from the back of the second profiling 12 and forms a mounting surface b for connection, the supporting spring 213 is in a normal extension state or a partial compression state without being pressed by the glass panel 3, h3> h4 is provided, the top surface c of the display assembly 22 protrudes out of the front plane a of the sheet metal panel shell 1, so that when the display assembly 22 is pressed into the second profiling 12 through the glass panel 3 during installation, the glass panel 3 pushes the display assembly 22 to compress the supporting spring 213, so that the display assembly 22 has a supporting force under the action of the supporting spring 213, and a good contact between the display screen in the display assembly 22 and the glass panel 3 is ensured.

As shown in FIG. 8, before the glass panel 3 is mounted, the supporting spring 213 is in a natural state or a slightly compressed state, so that the supporting spring 213 still has a compressible distance h5, the height from the top surface c of the display module 22 to the front plane a of the sheet metal panel housing 1 is h6, and h5 ≧ h 6. When installing glass panels 3, glass panels 3 promote display subassembly 22 compression supporting spring 213 and warp in compressible distance to can finally make the top surface c of display subassembly 22 not surpass the front plane a of panel beating face-piece 1, make the top surface c of display subassembly 22 can paste tightly on glass panels 3, improve display effect.

Based on foretell gas heater's face-piece assembly, the utility model discloses still provide a gas heater, include the utility model provides a gas heater's face-piece assembly, gas heater's face-piece assembly assembles on gas heater's body. The face-piece assembly of gas heater adopts the overall structure that panel beating face-piece 1 and glass panels 3 bond, through openly setting up first die mould 11 at panel beating face-piece 1 and having improved the bulk strength and the rigidity of panel beating face-piece 1, the second die mould 12 in the 11 regional of first die mould of panel beating face-piece 1 is connected to display assembly 2 detachably, and wear to establish and compress tightly fixedly through glass panels 3 in mounting hole 13, be convenient for display assembly 2 and glass panels 3's effective contact, display effect and maneuverability are improved. The sheet metal face shell 1 and the glass panel 3 are structurally characterized by comprising cambered surfaces symmetrically arranged at the middle plane and the two ends, so that a face shell assembly with the same appearance is convenient to form, the cleaning and the water resistance are good, and the appearance is linear and attractive. Adopt integrative tensile structure's panel beating face-piece 1, need not welding or riveting curb plate from top to bottom, reduce manufacturing cost on the one hand, on the other hand makes the outward appearance of face-piece assembly more exquisite, does not have the weld mark, and the washing of being convenient for is maintained, and sealing performance is good.

In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The details of the foregoing embodiments are merely representative of several embodiments of the present invention, which are described in more detail and detail, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A face-piece assembly for a gas water heater, comprising:

the sheet metal shell comprises a sheet metal shell (1), wherein a first pressing die (11) and a second pressing die (12) are arranged on the front surface of the sheet metal shell (1), the first pressing die (11) is recessed from the front surface to the back surface of the sheet metal shell (1) to form a flat bottom groove structure, the second pressing die (12) is arranged in the area of the first pressing die (11), and a mounting hole (13) is formed in the second pressing die (12);

the display assembly (2) is arranged on the mounting hole (13) and is detachably connected to the second profiling (12);

the glass panel (3) is attached to and bonded to the front face of the metal plate face shell (1) in a sealed and press-fitting mode, and the display assembly (2) is arranged.

2. The panel assembly of a gas water heater according to claim 1, characterized in that the depth h1 of the first profiling (11) does not exceed the thickness of the sheet metal panel (1).

3. The face shell assembly of the gas water heater according to claim 1, wherein the sheet metal face shell (1) is formed by stretching in an integrated manner, the front face of the sheet metal face shell (1) comprises a plane and arc faces which are tangentially connected to opposite ends of the plane, and the first profiling (11) extends from one of the arc faces to the other of the arc faces.

4. The face shell assembly of the gas water heater according to claim 1, wherein the metal plate face shell (1) is provided with a plurality of glue overflow holes (14), and the glue overflow holes (14) are arranged at intervals.

5. The face shell assembly of the gas water heater according to claim 1, further comprising a sealing member (5), wherein the sealing member (5) is sandwiched between the glass panel (3) and the sheet metal face shell (1) and is disposed in the second die (12) around the circumference of the mounting hole (13).

6. The face shell assembly of a gas water heater according to claim 5, characterized in that the thickness of said seal (5) is equal to the depth h2 of said second profiling (12).

7. The gas water heater face shell assembly according to any one of claims 1-6, wherein said display assembly (2) comprises:

the display shell (21) is detachably connected with the second profiling (12) on the sheet metal shell (1), a plurality of limiting buckles (211) and a plurality of guide columns (212) are arranged on the display shell (21), and a support spring (213) is sleeved on each guide column (212);

display subassembly (22), display subassembly (22) are equipped with a plurality of spacing grooves (221) and a plurality of guiding hole (222), display subassembly (22) wear to establish in mounting hole (13), guide post (212) wear to locate in guiding hole (222), just the back of display subassembly (22) can support and press supporting spring (213), spacing buckle (211) with spacing groove (221) cooperation joint.

8. The panel assembly of a gas water heater according to claim 7, wherein the height of the mounting surface b of the display housing (21) and the sheet metal panel (1) to the top surface c of the display module (22) is h3, the height of the mounting surface b to the front plane a of the sheet metal panel (1) is h4, and there is h3> h4 when the glass panel (3) is not bonded.

9. The panel assembly of gas water heater according to claim 8, characterized in that the compressible distance of the supporting spring (213) is h5, the height from the top surface c of the display module (22) to the front plane a of the sheet metal panel (1) is h6, and h5 is h6 when the glass panel (3) is not bonded.

10. A gas water heater comprising the face shell assembly of the gas water heater of any one of claims 1-9.

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