CN209971750U - Household electrical appliances japanning color sheet - Google Patents

Abstract

The utility model discloses a household electrical appliances japanning color sheet, including base plate, waterproof coating, puigging, heat-sink shell and radiation protection layer, waterproof coating sets up in the base plate outside, and radiation protection layer, puigging and heat-sink shell set gradually in the base plate inboard, and the puigging surface is provided with inhales the sound passageway, and the puigging bottom is provided with cellular sound absorption layer, inhales the sound passageway and communicates with cellular sound absorption layer, inhales the sound passageway inside and is provided with sound collection chamber, and the cross sectional area in sound collection chamber is greater than the cross sectional area who inhales the sound passageway, and sound collection chamber inside is provided with annular flange; the heat absorption layer is internally provided with heat dissipation plates which are arranged at intervals in a staggered manner, trapezoidal protrusions are arranged between the heat dissipation plates, through holes are formed in the surface of the heat absorption layer, the positions of the through holes correspond to the positions of the sound absorption channels one by one, and the through holes are communicated with the sound absorption channels; the utility model discloses can avoid the electromagnetic radiation of household electrical appliances, can absorb the heat that household electrical appliances produced moreover, suitable a large amount of popularization.

Description

Household electrical appliances japanning color sheet

Technical Field

The utility model relates to a japanning color sheet technical field, concretely relates to household electrical appliances japanning color sheet.

Background

With the improvement of the living standard of people, more and more home appliance ornaments are designed to meet various requirements. However, the housing of computer, refrigerator, tv and other household electrical appliances currently on the market is usually made of a metal plate, and the surface of the housing is formed by baking varnish, printing and the like to form a decorative layer.

The existing painted color plates for household appliances are single in structure, and after long-term use, the surfaces of the color plates are easily rusted by the external environment, so that electric elements in the household appliances leak outwards, and the personal safety of users is easily threatened; when in use, if the electrical components in the household appliance are filled with water, short circuit and damage are caused; serious people can cause more serious accidents such as fire disasters and the like; on the other hand, the existing painting color plates for household appliances do not have the functions of sound insulation and heat absorption, and the user experience effect is poor.

SUMMERY OF THE UTILITY MODEL

To the technical problem that above-mentioned exists, the utility model provides a can avoid electromagnetic radiation, absorb thermal household electrical appliances japanning color sheet.

The technical scheme of the utility model is that: a household electrical appliance painted color plate comprises a substrate, a waterproof coating, a sound insulating layer, a heat absorbing layer and a radiation protection layer, wherein the waterproof coating is arranged on the outer side of the substrate, and the radiation protection layer, the sound insulating layer and the heat absorbing layer are sequentially arranged on the inner side of the substrate; the sound insulation layer is provided with a plurality of sound absorption channels uniformly on the surface, the bottom of the sound insulation layer is provided with a honeycomb sound absorption layer, the sound absorption channels are communicated with the honeycomb sound absorption layer, a sound collection cavity is arranged in each sound absorption channel, the sound collection cavity is of a spherical structure, the cross-sectional area of the sound collection cavity is larger than that of the sound absorption channels, and a plurality of annular flanges are uniformly arranged in the sound collection cavity; be provided with a plurality of heating panels in the heat-sink shell, a plurality of heating panels interval crisscross setting is provided with trapezoidal arch between a plurality of heating panels, and two adjacent trapezoidal bellied protrusion opposite directions, heat-sink shell surface are provided with a plurality of through-holes, and the position of a plurality of through-holes and a plurality of sound passageway's position one-to-one from top to bottom switch on each other between a plurality of through-holes and a plurality of sound passageway of inhaling.

Furthermore, the waterproof coating is made of a polytetrafluoroethylene material, and the polytetrafluoroethylene material has the advantages of water resistance and corrosion resistance and can play a role in protecting the elements of the household electrical appliance.

Furthermore, the radiation-proof layer is made of glass fiber radiation-proof materials, so that harm to users caused by electromagnetic radiation formed by electrical components in the household appliance is reduced, and electromagnetic pollution is avoided.

Further, the annular flange is arranged along the annular direction of the inner wall of the sound collecting cavity, the annular flange arranged in the annular direction can play a role in reflecting noise, and noise generated in the running process of the household appliance is better absorbed.

Furthermore, waterproof coating, base plate, radiation protection layer, puigging and heat-sink shell bond fixedly in proper order between for the base plate with each layer between combine more firm, improve the firm degree of whole painted color sheet.

The utility model discloses a theory of operation does: the waterproof coating is arranged on the outer side of the substrate and plays a role in water resistance and moisture resistance; the radiation-proof layer is arranged on the inner side of the substrate and plays a role in shielding electromagnetic radiation in the household appliance; the sound insulation layer is arranged on the inner side of the radiation protection layer, and when components in the household appliance work, generated noise passes through the sound absorption channel, is reflected by the annular flange in the sound collection cavity for multiple times, is reduced in decibel, and is finally absorbed by the honeycomb sound absorption layer; the heat-absorbing layer sets up at the most inboard, and behind the heating panel, the heat that each components and parts during operation in the domestic appliance produced, under trapezoidal bellied effect of blockking, increased heat radiating area, played the endothermic effect of cooling.

Compared with the prior art, the beneficial effects of the utility model are that: the novel composite box is painted with the color plates, all layers are bonded and fixed, and the composite box is high in firmness degree, firm and durable; the arranged waterproof coating can prevent external water vapor from entering the interior of the household appliance, so that the damage to electrical elements in the household appliance is avoided, and the service life of the household appliance is prolonged; the arranged radiation-proof layer can prevent electromagnetic radiation generated by the electrical component from causing harm to a user, and meanwhile, the electromagnetic radiation is avoided; the arranged sound insulation layer can absorb noise generated in the household appliance, and can obstruct the transmission of the noise in the household appliance, thereby improving the user experience of the household appliance; the heat-absorbing layer that sets up can absorb the inside heat of household electrical appliances, avoids the inside high temperature of household electrical appliances, causes the damage to the inside electrical components of household electrical appliances, has avoided thermal propagation simultaneously, is favorable to weakening greenhouse effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a partial cross-sectional view of the acoustical layer of the present invention;

fig. 3 is a top view of the heat sink layer of the present invention;

fig. 4 is a partial cross-sectional view of the heat sink layer of the present invention;

the sound insulation board comprises a substrate 1, a waterproof coating 2, a sound insulation layer 3, a sound absorption channel 30, a honeycomb sound absorption layer 31, a sound collection cavity 32, an annular flange 320, a heat absorption layer 4, a heat dissipation plate 40, a trapezoidal bulge 41, a through hole 42 and a radiation protection layer 5.

Detailed Description

Example (b): as shown in fig. 1, the painted color sheet for household appliances comprises a substrate 1, a waterproof coating 2, a sound insulation layer 3, a heat absorption layer 4 and a radiation protection layer 5, wherein the waterproof coating 2 is arranged on the outer side of the substrate 1, and the radiation protection layer 5, the sound insulation layer 3 and the heat absorption layer 4 are sequentially arranged on the inner side of the substrate 1; the waterproof coating 2 is made of a polytetrafluoroethylene material which has the advantages of water resistance and corrosion resistance and can play a role in protecting electrical elements of household appliances; the radiation-proof layer 5 is made of glass fiber radiation-proof materials, so that the harm of electromagnetic radiation formed by electrical components in the household appliance to users is reduced, and meanwhile, electromagnetic pollution is avoided; the waterproof coating 2, the substrate 1, the radiation-proof layer 5, the sound-insulating layer 3 and the heat-absorbing layer 4 are sequentially bonded and fixed, so that the substrate 1 and each layer are combined more firmly, and the firmness of the whole painted color plate is improved;

as shown in fig. 1 and 2, a plurality of sound absorbing channels 30 are uniformly arranged on the surface of the sound insulating layer 3, a honeycomb sound absorbing layer 31 is arranged at the bottom of the sound insulating layer 3, the sound absorbing channels 30 are communicated with the honeycomb sound absorbing layer 31, a sound collecting cavity 32 is arranged inside each sound absorbing channel 30, the sound collecting cavity 32 is of a spherical structure, the cross-sectional area of the sound collecting cavity 32 is larger than that of the sound absorbing channels 30, and a plurality of annular flanges 320 are uniformly arranged inside the sound collecting cavity 32; the annular flange 320 is arranged along the inner wall of the sound collection cavity 32 in an annular manner, and the annular flange 320 arranged in the annular manner can play a role in reflecting noise, so that the noise generated in the running process of the household appliance can be better absorbed;

as shown in fig. 1, 3 and 4, a plurality of heat dissipation plates 40 are arranged in the heat absorption layer 4, the heat dissipation plates 40 are arranged at intervals in a staggered manner, trapezoidal protrusions 41 are arranged between the heat dissipation plates 40, the protruding directions of two adjacent trapezoidal protrusions 41 are opposite, a plurality of through holes 42 are arranged on the surface of the heat absorption layer 4, the positions of the through holes 42 are in up-down one-to-one correspondence with the positions of the sound absorption channels 30, and the through holes 42 are communicated with the sound absorption channels 30.

The waterproof coating 2 is arranged on the outer side of the substrate 1 and plays a role in water resistance and moisture resistance; the radiation-proof layer 5 is arranged on the inner side of the substrate 1 and plays a role in shielding electromagnetic radiation in the household appliance; the sound insulation layer 3 is arranged on the inner side of the radiation protection layer 5, when components in the household appliance work, generated noise passes through the sound absorption channel 30, is reflected for multiple times by the annular flange 320 in the sound collection cavity 32, is reduced in decibel, and is finally absorbed by the honeycomb sound absorption layer 31; the heat absorbing layer 4 is arranged at the innermost side, and after heat generated when all components in the household appliance work passes through the heat dissipation plate 40, the heat dissipation area is increased under the blocking effect of the trapezoidal protrusions 41, and the effect of cooling and absorbing heat is achieved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims (5)

1. The painting color plate for the household appliances is characterized by comprising a substrate (1), a waterproof coating (2), a sound insulating layer (3), a heat absorbing layer (4) and a radiation-proof layer (5), wherein the waterproof coating (2) is arranged on the outer side of the substrate (1), and the radiation-proof layer (5), the sound insulating layer (3) and the heat absorbing layer (4) are sequentially arranged on the inner side of the substrate (1); the sound insulation layer (3) is uniformly provided with a plurality of sound absorption channels (30) on the surface, the bottom of the sound insulation layer (3) is provided with a honeycomb sound absorption layer (31), the sound absorption channels (30) are communicated with the honeycomb sound absorption layer (31), a sound collection cavity (32) is arranged inside each sound absorption channel (30), the sound collection cavity (32) is of a spherical structure, the cross-sectional area of the sound collection cavity (32) is larger than that of the sound absorption channels (30), and a plurality of annular flanges (320) are uniformly arranged inside the sound collection cavity (32); the heat-absorbing layer (4) is inside to be provided with a plurality of heating panels (40), and is a plurality of heating panel (40) interval is crisscross to be set up, is provided with trapezoidal arch (41) between a plurality of heating panel (40), adjacent two the protrusion opposite direction of trapezoidal arch (41), heat-absorbing layer (4) surface is provided with a plurality of through-holes (42), and is a plurality of the position of through-hole (42) and a plurality of sound channel (30) of inhaling go up down the one-to-one, switch on each other between a plurality of through-holes (42) and a plurality of sound channel (30) of inhaling.

2. Painted color sheet for household appliances according to claim 1, characterized in that the waterproof coating (2) is made of a polytetrafluoroethylene material.

3. Painted color sheet for household appliances according to claim 1, characterized in that the radiation protection layer (5) is made of glass fiber radiation protection material.

4. Painted color sheet for household appliances according to claim 1, characterized in that the annular flange (320) is circumferentially arranged along the inner wall of the sound-collecting chamber (32).

5. The painted color sheet for household appliances according to claim 1, wherein the waterproof coating (2), the substrate (1), the radiation protection layer (5), the sound insulation layer (3) and the heat absorption layer (4) are sequentially bonded and fixed.

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