CN212022183U

CN212022183U - Diaphragm structure, shell and electronic equipment

Info

Publication number: CN212022183U
Application number: CN202020356140.3U
Authority: CN
Inventors: 江旺蒿
Original assignee: Shanghai Wingtech Electronic Technology Co Ltd
Current assignee: Wentai Technology (Shenzhen) Co.,Ltd.
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-11-27
Anticipated expiration: 2030-03-19

Abstract

An embodiment of the utility model provides a diaphragm structure, casing and electronic equipment relates to casing technical field. This diaphragm structure includes PET diaphragm, UV texture layer, optics coating film layer and end chromatograph, and the UV texture layer is night light printing ink texture layer, and night light printing ink texture layer sets up on the side of PET diaphragm, and optics coating film layer sets up on the side that PET diaphragm was kept away from on night light printing ink texture layer, and the end color layer sets up on the side that night light printing ink texture layer was kept away from on optics coating film layer. The membrane structure, the shell and the electronic equipment have a luminous effect, and can show a dazzling texture effect at night or in a dark environment, so that abundant user experience is provided. Moreover, no equipment is required to be added, so that the product yield and the cost are not influenced, and the mass production is realized.

Description

Diaphragm structure, shell and electronic equipment

Technical Field

The utility model relates to a casing technical field particularly, relates to a diaphragm structure, casing and electronic equipment.

Background

At present, a battery cover of a mobile phone is made of glass, and the mainstream process adopted is the process effect of sticking a glare texture film on the back of glass. The dazzling texture optical color film utilizes the interference of reflected light of each coating in the film to form an enhanced characteristic peak at a wavelength corresponding to a certain color, and then the corresponding color is presented. The color of the optical film is changed circularly according to the rule of 'yellow, red, purple, blue-green' along with the increasing of the thickness. By controlling the film thickness variation uniformly, a smooth color gradation can be obtained. However, the glare texture effect must be displayed under light, and the requirements of users in dark environment cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diaphragm structure, casing and electronic equipment, it has the night light effect, can appear under night or the dull environment and dazzle light texture effect to provide abundant user experience. Moreover, no equipment is required to be added, so that the product yield and the cost are not influenced, and the mass production is realized.

The embodiment of the utility model is realized like this:

in a first aspect, an embodiment provides a diaphragm structure, including a body PET diaphragm, a UV texture layer, an optical coating layer and a ground color layer, the UV texture layer is a luminous ink texture layer, the body the luminous ink texture layer is arranged on one side surface of the PET diaphragm, the optical coating layer is arranged on the side surface of the luminous ink texture layer far away from the PET diaphragm, and the ground color layer is arranged on the side surface of the optical coating layer far away from the luminous ink texture layer.

In an alternative embodiment, the PET film sheet has a thickness in the range of 50-75 um.

In an alternative embodiment, the thickness of the luminescent ink texture layer is in the range of 10-16 um.

In an alternative embodiment, the thickness of the optical coating layer is in the range of 20-400 nm.

In an alternative embodiment, the thickness of the base color layer ranges from 10 to 30 um.

In a second aspect, an embodiment of the present invention provides a housing, including a body and the housing as in any one of the previous embodiments, wherein the other side of the PET film is disposed on the body.

In an alternative embodiment, the case further includes a glue layer, and the PET film is adhered to the body through the glue layer.

In an alternative embodiment, the thickness of the glue layer is in the range of 10-25 um.

In an alternative embodiment, the body is a plastic substrate, a glass substrate or a glass fiber composite substrate.

In an optional embodiment, the casing further comprises an anti-fingerprint film layer, and the anti-fingerprint film layer is arranged on the side face, far away from the PET film, of the body.

In a third aspect, embodiments provide an electronic device comprising a housing as described in any of the previous embodiments.

The embodiment of the utility model provides a beneficial effect is: the PET Film is referred to as Polyester Film and is a packaging Film with relatively comprehensive performance. The UV texture layer is a luminescent ink texture layer, which can be manufactured by transferring luminescent ink onto UV glue. This night light printing ink texture layer has the night light display effect, under night or no light or dim light environment, also can show and dazzle light texture to promote user experience. The optical coating layer can enable the luminous ink texture layer to present gorgeous texture, the base color layer can protect the optical coating layer, and the display effect of the luminous ink texture layer is better. When the manufacturing is carried out, no additional equipment is needed to be added, and the yield and the cost of the product are not affected. That is to say, the embodiment of the utility model provides a casing both can obtain abundanter user experience, and it can adopt current production facility to produce simultaneously and make to can not increase manufacturing cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

Icon: 100-a housing; 110-a body; 120-glue layer; 130-PET film; 140-a luminescent ink texture layer; 150-optical coating layer; 160-ground color layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Referring to fig. 1, a housing 100 according to an embodiment of the present invention is shown, where the housing 100 may be applied to the field of electronic devices, or the fields of household appliances, transportation tools, medical apparatuses, and the like, for example, the housing 100 may be applied to devices such as a mobile phone and a tablet computer.

The embodiment of the utility model provides a casing 100 has the night light effect, can appear under night or the no light environment and dazzle light texture effect to provide abundant user experience. Moreover, no equipment is required to be added, so that the product yield and the cost are not influenced, and the mass production is realized.

In the embodiment of the present invention, the casing 100 includes a body 110 and a diaphragm structure (not numbered in the figure), the diaphragm structure includes a PET diaphragm 130, a UV texture layer, an optical coating layer 150 and a bottom color layer 160, the UV texture layer is a night light printing ink texture layer 140, a side surface of the PET diaphragm 130 is disposed on the body 110, the night light printing ink texture layer 140 is disposed on another side surface of the PET diaphragm 130, the optical coating layer 150 is disposed on the side surface of the night light printing ink texture layer 140 away from the PET diaphragm, the bottom color layer 160 is disposed on the side surface of the optical coating layer 150 away from the night light printing ink texture layer 140.

The PET Film sheet 130 is referred to as Polyester Film, and is a relatively comprehensive packaging Film. The UV texture layer is a luminescent ink texture layer 140 that can be fabricated by transferring luminescent ink onto UV glue. This night light printing ink texture layer 140 has the night light display effect, under night or no light or dim light environment, also can show and dazzle light texture to promote user experience. The optical coating layer 150 can enable the noctilucent ink texture layer 140 to present gorgeous texture, the base color layer 160 can protect the optical coating layer 150, and the display effect of the noctilucent ink texture layer 140 is better. When the manufacturing is carried out, no additional equipment is needed to be added, and the yield and the cost of the product are not affected. That is to say, the embodiment of the present invention provides a casing 100 both can obtain richer user experience, and it can adopt current production equipment to produce manufacturing simultaneously to can not increase manufacturing cost.

In an alternative embodiment, the thickness of the PET film sheet 130 is in the range of 50um to 75um (um, length unit: micrometer). For example, in some embodiments, the thickness of the PET film 130 may be 55um, 60um, 70um, etc. It should be noted that, in the embodiment of the present invention, the specific thickness of the PET film 130 is not limited. That is, the thickness of the PET film 130 can be any value within the above thickness range to meet the actual requirements of production and products.

In an alternative embodiment, the thickness of the night light ink texture layer 140 ranges from 10um to 16 um. For example, in some embodiments, the thickness of the night light ink texture layer 140 may be 11um, 13um, 15um, etc. In the embodiment of the present invention, the specific thickness of the noctilucent ink texture layer 140 is not limited. That is, the thickness of the luminous ink texture layer 140 can be any value within the above thickness range, so as to meet the actual requirements of production and products.

In an alternative embodiment, the thickness of the optical coating layer 150 is in the range of 20nm to 400nm (nm, length unit: nm). For example, in some embodiments, the thickness of the optical coating 150 may be 50nm, 200nm, 300nm, etc. It should be noted that, in the embodiment of the present invention, the specific thickness of the optical coating layer 150 is not limited. That is, the thickness of the optical coating layer 150 can be any value within the above range to meet the actual requirements of production and products.

In an alternative embodiment, the thickness of the ground color layer 160 ranges from 10um to 30 um. For example, in some embodiments, the thickness of the background color layer 160 may be 15um, 20um, 25um, etc.

It should be noted that, in the embodiment of the present invention, the specific thickness of the base color layer 160 is not limited. That is, the thickness of the base color layer 160 can be any value within the above thickness range to meet the actual requirements of production and products.

Also, it should be noted that the color of the base color layer 160 can be black, such as by using black ink. The base color layer 160 can darken the whole base color to be opaque, and can also protect the optical coating layer 150.

In an alternative embodiment, the case 100 may further include a glue layer 120, and the PET film 130 is adhered to the body 110 through the glue layer 120.

The Adhesive layer 120(optical Clear Adhesive) is used for cementing a transparent optical element, has the characteristics of colorless transparency, light transmittance of more than 90 percent, good cementing strength, capability of being cured at room temperature or at intermediate temperature, small curing shrinkage and the like. The embodiment of the utility model provides a bond PET diaphragm 130 and body 110 through glue film 120 and can make the texture of night light printing ink texture layer 140 obtain good demonstration, guaranteed the display effect of night light printing ink texture layer 140 promptly.

Optionally, the thickness of the glue layer 120 ranges from 10um to 25 um. For example, in some embodiments, the thickness of the glue layer 120 may be 11um, 15um, 20um, etc. It should be noted that, in the embodiment of the present invention, the specific thickness of the glue layer 120 is not limited. That is, the thickness of the adhesive layer 120 can be any value within the above thickness range to meet the actual requirements of production and products.

In alternative embodiments, the body 110 may be a plastic substrate, a glass substrate, or a glass fiber composite substrate. Also, these substrates should be at least translucent or transparent to ensure that the texture on the night-light ink texture layer 140 is well displayed.

In an alternative embodiment, the casing 100 may further include an anti-fingerprint film layer disposed on a side of the body 110 away from the PET film 130. The anti-fingerprint film layer should also be made of a transparent material so as to display the texture of the luminous ink texture layer 140.

The preparation of the housing 100 provided in this embodiment may include the following steps:

step S100: preparing a transparent PET film 130 with a glue layer 120, wherein the glue layer 120 is used for attaching to the body 110, for example, attaching the glue layer 120 to glass, thereby attaching the PET film 130 to the body 110. Wherein, this PET diaphragm 130 thickness can be 50 ~ 75um, and glue film 120 thickness can be 10 ~ 25 um.

Step S200: the texture layer, i.e., the noctilucent ink texture layer 140, is prepared by transferring noctilucent ink to the UV glue on the back surface (the side surface far from the body 110) of the PET Film 130 by using the texture of the PC Film, and then baking the PET Film in an environment of about 80 ℃ for about 30 minutes.

In step S200, the color of the noctilucent ink, such as yellow, green, red, or other blended colors, may be blended according to the requirement. The thickness of the luminous ink texture layer 140 may be 10um to 16 um.

Step S300: the PET membrane 130 with the luminous ink texture layer 140 is subjected to magnetic control electroplating, the membrane to be electroplated is placed into an electroplating furnace, the electroplating time is about 40 minutes, and the membrane thickness is 20nm-400 nm.

In step S300, the plating time and the film thickness may be adjusted according to the gradient color, and a smooth color gradient may be obtained by uniformly controlling the thickness variation of the film layer. The electroplating color is a semi-transparent gradual change effect, and the PET membrane 130 with the noctilucent ink texture layer 140 presents gorgeous texture due to electroplating.

Step S400: the whole body is semi-transparent after electroplating. By printing a background layer 160 of black light-blocking ink, the translucent structure is converted to an opaque structure, which facilitates viewing the night-light ink texture layer 140. The ground layer 160 also serves to protect the plating layer. The thickness of the base color layer 160 printed by the black ink can be 10um to 30um, and the printed base color layer is baked for about 15 minutes in an environment of about 80 ℃. After this step is completed, the diaphragm structure is completed.

Step S500: when the case 100 is a battery cover of a mobile phone, the size of the battery cover of a general mobile phone can be 6 pieces at the same time on one PET film 130, and the finished product structure manufactured through the steps S100 to S500 is placed on a laser etching machine according to the modeling size of the battery cover of the mobile phone to be laser-etched and cut into 6 small finished products, which correspond to the 6 battery covers of the mobile phone respectively.

Step S600: putting the transparent body 110 (such as glass) and the small finished product of the membrane structure which are made in advance into a laminating machine, and laminating the small finished product of the membrane structure with the body 110 through the adhesive layer 120 which is carried by the membrane structure or is coated outside the membrane structure.

Through the steps S100 to S600, the housing 100 is manufactured without additional investment in new equipment, that is, the manufacturing is completed on the existing equipment, and the housing 100 can exhibit a gorgeous and dazzling effect under light or in dark, thereby improving user experience.

An embodiment of the present invention provides an electronic device, which includes a device body and a housing 100 as in any one of the previous embodiments, wherein the device body is connected to the housing 100. This electronic equipment can be for cell-phone, panel computer etc to can show under the darker environment of light and dazzle light texture, be favorable to promoting user experience.

The embodiment of the utility model provides a lid structure and including this lid structure's electronic equipment: the PET film sheet 130 is a relatively versatile packaging film. The UV texture layer is a night light ink texture layer 140 that can be fabricated by transferring night light ink to UV glue. This night light printing ink texture layer 140 has the night light display effect, under night or no light or dim light environment, also can show and dazzle light texture to promote user experience. The optical coating layer 150 can enable the noctilucent ink texture layer 140 to present gorgeous texture, the base color layer 160 can protect the optical coating layer 150, and the display effect of the noctilucent ink texture layer 140 is better. When the manufacturing is carried out, no additional equipment is needed to be added, and the yield and the cost of the product are not affected. That is to say, the embodiment of the present invention provides a casing 100 both can obtain richer user experience, and it can adopt current production equipment to produce manufacturing simultaneously to can not increase manufacturing cost.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a diaphragm structure, its characterized in that includes body PET diaphragm, UV texture layer, optics coating film layer and base colour layer, the UV texture layer is night light printing ink texture layer, night light printing ink texture layer set up in on one side of PET diaphragm, optics coating film layer set up in night light printing ink texture layer keeps away from on the side of PET diaphragm, the base colour layer set up in optics coating film layer keeps away from on the side of night light printing ink texture layer.

2. The film structure of claim 1 wherein the PET film has a thickness in the range of 50um to 75 um.

3. The film structure of claim 1, wherein the thickness of the luminescent ink texture layer is in the range of 10um to 16 um.

4. The diaphragm structure of claim 1 wherein said optical coating has a thickness in the range of 20nm to 400 nm.

5. The membrane structure of claim 1 wherein the base color layer has a thickness in the range of 10um to 30 um.

6. A housing comprising a body and a diaphragm structure according to any one of claims 1 to 5, the other side of the PET diaphragm being disposed on the body.

7. The case of claim 6, further comprising a glue layer by which the PET membrane is bonded to the body.

8. The housing of claim 7, wherein the glue layer has a thickness in the range of 10um to 25 um.

9. The housing according to any one of claims 6 to 8, wherein the body is any one of a plastic substrate, a glass substrate and a glass fiber composite substrate.

10. An electronic device comprising a membrane structure according to any one of claims 1-5; or, comprising a housing according to any of claims 6-9.