CN103743110B - Decorative panel mounting structure and water heater - Google Patents

Abstract

The invention discloses a decorative panel installation structure, which comprises a panel body, a hollow fixed frame and a decorative panel. The fixed frame is stacked on one side of the panel body and is detachably connected to the panel body. The surface of the fixed frame is provided with a first adhesive layer and a second adhesive layer, the decorative panel is stacked on the fixed frame, and is connected to the fixed frame through the first adhesive layer and the second adhesive layer The above-mentioned fixed frame is fixedly connected. The invention also discloses a water heater. Therefore, the phenomenon of cracking on the connection surface between the decorative panel and the fixed frame due to the deformation of the panel body can be avoided, the connection reliability is high, the adhesiveness is increased, the fixing strength is high, and the force on the decorative panel is uniform, which meets the requirements of the decorative panel. There is no requirement for the appearance of the frame to be perforated, and at the same time, the first bonding layer and the second bonding layer also play the role of decompression and buffering, which can avoid damage to the decorative panel during transportation.

Description

Decorative panel installation structure and water heater

technical field

The invention relates to the technical field of water heaters, in particular to a decoration panel installation structure and a water heater.

Background technique

Most of the water heaters on the market have metal casings. In order to make their appearances more aesthetically pleasing and meet the aesthetic needs of consumers, the surface of the casing is usually sprayed with paint and various patterns are printed by silk screen printing. However, with the upgrading of water heater products, the lack of three-dimensional silk screen appearance is difficult to meet the high-end aesthetic needs of consumers. For some high-end water heaters, independent decorative panels, such as glass panels, are installed on the main side of the shell, which further increases It improves the aesthetics, but how to fix the decorative panel has become a difficult problem in the industry.

In the prior art, there are usually two ways to fix the decorative panel: 1. Use double-sided tape or glue to directly paste the decorative panel on the main side of the metal casing; 2. Use screws to directly fasten the decorative panel to the metal casing. on the main side.

However, the above two commonly used fixing methods have the following problems: 1. The metal casing formed by the sheet metal process is easily deformed during use. For the adhesive fixing method, there will be a phenomenon that the decorative panel is separated from the metal casing, and the connection reliability is poor. There are appearance defects; 2. Fixing the decorative panel with screws and other fixings requires high assembly technology and is easy to damage the decorative panel, especially the glass panel is prone to cracking under pressure, and there is a seam between the decorative panel and the metal shell, which affects The overall appearance of the decorative panel.

The above content is only used to assist in understanding the technical solution of the present invention, and does not mean that the above content is admitted as prior art.

Contents of the invention

The main purpose of the present invention is to provide a decoration panel installation structure and a water heater, aiming at realizing the firm fixing of the decoration panel through a simple assembly structure and avoiding the phenomenon of damage of the decoration panel at the same time.

To achieve the above object, the present invention provides a decorative panel installation structure, which includes a panel body, a hollow fixed frame and a decorative panel, the fixed frame is stacked on one side of the panel body, and is connected to the panel body Detachable connection, the surface of the fixed frame is provided with a first adhesive layer and a second adhesive layer, the decorative panel is stacked on the fixed frame, and through the first adhesive layer and the second adhesive layer The knot layer is fixedly connected with the fixed frame.

Preferably, the panel body includes a bottom plate, and the bottom plate is recessed toward one side of the fixed frame to form a protrusion protruding from the bottom plate; the fixed frame includes a frame body, and the frame body The inner side of the frame body extends to one side of the panel body to form an inner panel, the end surface of the inner panel abuts against the bottom plate, and the outer side of the frame body extends to one side of the panel body to form a The outer plate, the outer plate forms an accommodating space for the bottom plate to be accommodated.

Preferably, the inner side surface of the inner side plate is provided with several connecting parts, the connecting parts are provided with through holes, and self-tapping screw holes are provided on the bottom plate corresponding to the through holes of the connecting parts. The fixing frame is fixedly connected to the bottom plate by screws; or, a through hole is opened on the bottom plate corresponding to the through hole of the connecting portion, and the fixing frame is fixedly connected to the bottom plate by rivets.

Preferably, the periphery of the bottom plate extends to a side away from the frame body to form a surrounding plate, and the outer surface of the surrounding plate abuts against the inner surface of the outer plate.

Preferably, a first bonding surface and a second bonding surface with different heights are formed on the surface of the fixing frame facing the decorative panel, and the first bonding surface is higher than the second bonding surface , the first adhesive layer is formed on the first adhesive surface, and the second adhesive layer is formed on the second adhesive surface.

Preferably, the first adhesive layer is double-sided tape, and the second adhesive layer is adhesive tape.

Preferably, the second bonding surface is concavely provided with a first groove, the first groove is filled with viscous glue, and the viscous glue protrudes from the first bonding surface.

Preferably, the first groove is a dovetail groove.

Preferably, a second groove is recessed on the surface of the protrusion facing the decorative panel, and the second groove is filled with adhesive glue to form a third bonding layer.

The present invention further provides a water heater, including the decorative panel installation structure of any of the above embodiments, the decorative panel installation structure includes a panel body, a hollow fixed frame and a decorative panel, the fixed frame is stacked on the panel body On one side, and detachably connected with the panel body, the surface of the fixed frame is provided with a first adhesive layer and a second adhesive layer, the decorative panel is stacked on the fixed frame, and through the The first bonding layer and the second bonding layer are fixedly connected to the fixing frame.

The decorative panel installation structure and the water heater provided by the present invention improve the fixed connection between the panel body and the decorative panel, and the decorative panel is indirectly fixed on the panel body through the fixing frame, which can avoid the deformation of the panel body caused by the deformation of the panel body. Cracks appear on the connection surface between the frames, the connection reliability is high, and the decorative panel is bonded and fixed to the fixed frame through the first adhesive layer and the second adhesive layer, which increases the adhesiveness and high fixing strength. The force is uniform, which meets the appearance requirements of the decorative panel without borders and no perforations. At the same time, the first adhesive layer and the second adhesive layer also play a role in decompression and buffering, which can avoid damage to the decorative panel during transportation.

Description of drawings

1 is a three-dimensional exploded schematic diagram of a preferred embodiment of the decorative panel installation structure of the present invention;

Fig. 2 is a schematic cross-sectional view of a preferred embodiment of the decorative panel installation structure of the present invention;

Fig. 3 is a schematic diagram of the assembly structure of a preferred embodiment of the decorative panel installation structure of the present invention;

FIG. 4 is a schematic cross-sectional view of the fixing frame shown in FIG. 1 .

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

detailed description

It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

The present invention provides a decorative panel installation structure, as shown in FIG. 1 and FIG. 2 . In one embodiment, the decorative panel installation structure includes a panel body 10 , a hollow fixed frame 20 and a decorative panel 30 . It should be noted that the installation structure of the decorative panel of the present invention is applicable to various home appliances, such as water heaters, disinfection cabinets, range hoods and the like. In this embodiment, the panel body 10 is usually the main panel part of the housing of household appliances, usually made of sheet metal materials, the fixed frame 20 is made of non-metallic materials such as PP and ABS, and the decorative panel 30 is used to increase the The shape and size of the decorative panel 30 are determined according to the decorative area to be covered by the panel body 10 for the aesthetically pleasing glass panel or other panels of any suitable material, so as to ensure the aesthetics of the household appliances.

Specifically, the fixed frame 20 is stacked on one side of the panel body 10, and is detachably connected to the panel body 10. It should be noted that the side where the panel body 10 is connected to the fixed frame 20 is usually the orientation of the household appliances toward the user. The main side of the shell surface, the surface of the fixed frame 20 is provided with a first adhesive layer a1 and a second adhesive layer a2, the first adhesive layer a1 and the second adhesive layer a2 are separated or adjacently arranged, and along The peripheral distribution of the fixed frame 20 ensures uniform adhesive force. The decorative panel 30 is stacked on the fixed frame 20 and fixedly connected to the fixed frame 20 through the first adhesive layer a1 and the second adhesive layer a2. When assembling, the fixed frame 20 is fixedly installed on the corresponding position of the panel body 10 through the corresponding detachable connection structure, and then the first adhesive layer a1 is respectively arranged on the corresponding position of the surface of the fixed frame 20 for placing the decorative panel 30 and the second adhesive layer a2, and finally use tooling to press-bond the decorative panel 30 on the bonding surface formed by the first adhesive layer a1 and the second adhesive layer a2, so as to realize the installation and fixation of the decorative panel 30. In this embodiment, the decorative panel 30 is indirectly fixed on the panel body 10 through the fixing frame 20, so that the phenomenon of cracking on the connection surface between the decorative panel 30 and the fixing frame 20 caused by the deformation of the panel body 10 can be avoided, and the connection reliability is improved. High, and the decorative panel 30 is bonded and fixed to the fixed frame 20 through the first adhesive layer a1 and the second adhesive layer a2, which increases the adhesiveness, the fixing strength is high, the decorative panel 30 is evenly stressed, and the decorative panel 30 is satisfied. There is no perforated appearance requirement for the frame, and at the same time, the first adhesive layer a1 and the second adhesive layer a2 also play a role in reducing pressure and buffering, which can avoid the phenomenon of damage to the decorative panel 30 during transportation. In addition, the fixed frame 20 is formed by Made of non-metallic materials such as PP and ABS, the amount of deformation after molding is small, which further ensures the firm fixing of the decorative panel 30 .

In this embodiment, referring to FIG. 3 , the panel body 10 includes a bottom plate 110 , and the bottom plate 110 is recessed toward one side of the fixing frame 20 to form a raised portion 120 protruding from the bottom plate 110 . The cross section of the raised portion 120 The shape corresponds to the shape of the inner frame of the fixed frame 20 , and for the panel body 10 made of sheet metal material, the raised portion 120 can be integrally formed on the bottom plate 110 through a stamping process. The fixed frame 20 includes a frame body 210 , the inner side of the frame body 210 extends toward one side of the panel body 10 to form an inner side plate 220 , after the fixed frame 20 is assembled in place, the end surface of the inner side plate 220 abuts against the bottom plate 110 , At this time, the upper surface of the frame body 210 is substantially flush with the upper surface of the raised portion 120, or the upper surface of the frame body 210 is slightly higher than the upper surface of the raised portion 120. In addition, the outer edge of the frame body 210 faces the panel body One side of 10 is extended to form an outer plate 230, which forms a receiving space for the bottom plate 110 to accommodate, ensuring that the internal structure of the decorative panel installation structure will not be exposed, increasing the aesthetics. In a preferred embodiment, the fixed frame 20 is made of ABS material, the inner board 220 and the outer board 230 are both perpendicular to the frame body 210, and the intersection of the inner board 220 and the frame body 210 and the junction of the outer board 230 and the frame body 210 Reinforcing ribs are provided at the joints, thereby improving the overall rigidity of the fixing frame 20 and further ensuring the connection reliability between the fixing frame 20 and the decorative panel 30 .

In this embodiment, the inner side surface of the inner side plate 220 is provided with several connecting parts 221 protruding inwardly. There are through holes 222 (see FIG. 4 ), self-tapping screw holes 111 (see FIG. 1 ) are opened on the bottom plate 110 corresponding to the through holes 222 of the connecting portion 221 , and the fixing frame 20 and the bottom plate 110 are fixedly connected by screws 40 . This detachable connection structure is easy to assemble and has a good fixing effect. In addition, reinforcing ribs (not shown) are provided at the intersection of the connection part 221 and the inner panel 220 , so as to further improve the connection strength of the connection part 221 . Alternatively, in other embodiments of the present invention, a through hole is opened on the bottom plate 110 corresponding to the through hole 222 of the connecting portion 221 , and the fixing frame 20 and the bottom plate 110 are fixedly connected by rivets.

In this embodiment, the periphery of the bottom plate 110 extends away from the side of the frame body 210 to form a surrounding plate 112, and after the fixed frame 20 is assembled in place, the outer surface of the surrounding plate 112 abuts against the inner surface of the outer plate 230, for The panel body 10 is made of sheet metal material, and the surrounding plate 112 can be formed by bending the outer edge of the bottom plate 110 through a sheet metal process. Therefore, the connection rigidity between the fixed frame 20 and the panel body 10 can be improved, the deformation of the fixed frame 20 can be further reduced, and the bonded surface between the fixed frame 20 and the decorative panel 30 will not crack.

In this embodiment, referring to FIG. 4 , the surface of the fixed frame 20 facing the decorative panel 30 is formed with a first bonding surface A and a second bonding surface B with different heights, that is, the surface of the frame body 210 facing the decorative panel 30 The first bonding surface A and the second bonding surface B are formed, and the first bonding surface A is higher than the second bonding surface B, the first bonding layer a1 is formed on the first bonding surface A, and the second bonding layer a1 is formed on the first bonding surface A. On the bonding surface B, a second bonding layer a2 is formed. In a preferred embodiment, the first bonding layer a1 is double-sided adhesive, and the second bonding layer a2 is viscous glue, which can be silicone glue (glass glue), or UV shadowless glue, or is any other suitable viscous glue. Before installing the decorative panel 30, first stick the double-sided adhesive on the first bonding surface A, and inject the viscous glue evenly on the second bonding surface B, and make the second bond formed by the viscous glue The layer a2 is slightly protruding from the first adhesive layer a1, and then the decorative panel 30 is accurately positioned on the fixed frame 20 through tooling, and a certain pressure is applied to press and fix the decorative panel 30, so that the decorative panel 30 is bonded to the first adhesive layer. The adhesive surface formed by the junction layer a1 and the second adhesive layer a2 is in full contact, so as to realize the installation and fixation of the decorative panel 30 . Since the decorative panel 30 is not in direct contact with the panel body 10 , cracking between the decorative panel 30 and the bonding surface due to deformation of the panel body 10 can be avoided, ensuring the overall aesthetics of the decorative panel 30 . In addition, the decorative panel 30 is fixedly connected to the fixed frame 20 through the first adhesive layer a1 and the second adhesive layer a2, which improves the connection strength between the two and further ensures the connection reliability.

Further, the second bonding surface B is concavely provided with a first groove 211 , the first groove 211 is filled with viscous glue, and the viscous glue protrudes from the first bonding surface A. By injecting the viscous glue into the first groove 211 , the sticking area can be increased, thereby improving the connection strength of the decorative panel 30 . In addition, by providing the first groove 211 on the second bonding surface B, it is also beneficial to inject the viscous glue, which can prevent the viscous glue from overflowing excessively during the assembly process.

Furthermore, the first groove 211 is a dovetail groove. In the first groove 211 of this structure, after the viscous glue injected into it is cured and shaped, a wedge-shaped connection structure is formed between the viscous glue and the first groove 211, so the connection strength between the viscous glue and the frame body 210 can be improved. , so that the fixing of the decorative panel 30 is more firm. It should be noted that, in other embodiments of the present invention, the shape of the cross-section of the first groove 211 can also be any other applicable similar wedge-shaped structure, so as to achieve the purpose of improving the connection strength of the decorative panel 30, which will not be described here. repeat.

In addition, on the basis of the above embodiments, a second groove (not labeled) is recessed on the surface of the protruding portion 120 facing the decorative panel 30 , and the second groove is filled with adhesive glue to form the third adhesive layer a3 . By adding the third adhesive layer a3, the contact area between the adhesive glue and the decorative panel 30 is increased, thereby enhancing the sticking strength, so that the middle part of the decorative panel 30 can be firmly fixed. It should be noted that the adhesive glue in this embodiment is preferably the silicone glue or UV shadowless glue described in the above embodiments, so that there are fewer types of production materials and lower production costs.

The invention also provides a water heater.

The water heater provided in this embodiment may be an electric water heater or a gas water heater, which is not limited. In this embodiment, a decorative panel installation structure is included, and the decorative panel installation structure includes a panel body, a hollow fixed frame and a decorative panel. The surface of the frame is provided with a first adhesive layer and a second adhesive layer, and the decorative panel is stacked on the fixed frame and fixedly connected with the fixed frame through the first adhesive layer and the second adhesive layer.

This embodiment of the water heater includes all the technical solutions of all the embodiments of the above-mentioned decorative panel installation structure, and the achieved technical effects are also completely the same, which will not be repeated here.

It should be understood that the above are only preferred embodiments of the present invention, and cannot therefore limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in Other relevant technical fields are all equally included in the patent protection scope of the present invention.

Claims (7)

1. a kind of decorative panel mounting structure, it is characterised in that fixed frame and decoration including panel body, hollow setting Panel, the fixed frame is overlayed on the one side of the panel body, and is detachably connected with the panel body, described The surface of fixed frame is provided with the first tack coat and the second tack coat, and the decoration panel is overlayed on the fixed frame, and It is fixedly connected with the fixed frame by first tack coat and the second tack coat；

The panel body includes a base plate, the base plate toward the side depression of the fixed frame with formed one protrude from it is described The lug boss of base plate；The fixed frame includes a framework, and the inner side edge of the framework extends toward the side of the panel body Form an interior plate, the end face of the interior plate is connected to the base plate, the outer side edges of the framework are toward the panel body Side extends to form an outer panel, and the outer panel forms a receiving space, and it supplies the base plate to accommodate；

The periphery of the base plate extends to form a coaming plate toward the side away from the framework, and the lateral surface of the coaming plate with it is described The medial surface of outer panel is abutted；

The lug boss is just arranged with the second groove to the surface of the decoration panel, and the sticky glue of the second groove filling is with shape Into the 3rd tack coat.

2. decorative panel mounting structure as claimed in claim 1, it is characterised in that the inward-facing projection in inner side of the interior plate There are some connecting portions, the connecting portion offers through hole, the position of the through hole of the correspondence connecting portion offers on the base plate Tapping screw hole, the fixed frame is fixedly connected with the base plate by screw；Or, the correspondence connection on the base plate The position of the through hole in portion offers through hole, and the fixed frame is fixedly connected with the base plate by rivet.

3. the decorative panel mounting structure as any one of claim 1 to 2, it is characterised in that the fixed frame is just Surface to the decoration panel is formed with the first adhesive surface and the second adhesive surface that height is differed, and first adhesive surface Higher than second adhesive surface, first tack coat is formed with first adhesive surface, is formed on second adhesive surface There is the second tack coat.

4. decorative panel mounting structure as claimed in claim 3, it is characterised in that first tack coat is double faced adhesive tape, institute It is sticky glue to state the second tack coat.

5. decorative panel mounting structure as claimed in claim 4, it is characterised in that it is recessed that second adhesive surface is arranged with first Groove, the sticky glue of the first groove filling, and the sticky glue protrudes from first adhesive surface.

6. decorative panel mounting structure as claimed in claim 5, it is characterised in that first groove is dovetail groove.

7. a kind of water heater, it is characterised in that including the decorative panel mounting structure any one of claim 1 to 6.