CN215527247U

CN215527247U - Anti-fake CD

Info

Publication number: CN215527247U
Application number: CN202121481184.XU
Authority: CN
Inventors: 蔡晓华; 周栋棋; 邱俊武
Original assignee: Jiangsu Xinguanglian Technology Co ltd
Current assignee: Jiangsu Xinguanglian Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-14
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to the technical field of optical disks, in particular to an anti-counterfeiting optical disk, which comprises an optical disk body, an interface layer, a recording layer and a protective layer, wherein an encryption identification layer is arranged at the center of the optical disk body, a connecting block fixed on the inner side of the optical disk body is arranged between the encryption identification layer and the optical disk body, the connecting block is in a hollow circular ring shape, the encryption identification layer is rotatably connected to the inner side of the connecting block, a hidden encryption mark is arranged on the surface of the encryption identification layer, a label printing layer is arranged at the top of the top side protective layer, an anti-counterfeiting printing layer is arranged on the inner side of the label printing layer, an anti-counterfeiting mark is printed on the anti-counterfeiting printing layer, and the anti-counterfeiting mark and the hidden encryption mark are matched for identification. In the utility model, the anti-counterfeiting printing layer is matched with the encryption identification layer, and the effectiveness of the anti-counterfeiting mark is confirmed by matching patterns, characters and shapes, so that the printing cost of pirated compact discs is increased.

Description

Anti-fake CD

Technical Field

The utility model relates to the technical field of optical disks, in particular to an anti-counterfeiting optical disk.

Background

An optical disc is an article for storing data by using optical information as a storage carrier, and a device for reading and writing by using a laser principle is a rapidly developed auxiliary memory, which can store various multimedia digital information such as characters, sounds, graphics, images, animation and the like, and is mainly divided into an erasable optical disc such as a CD-ROM, a DVD-ROM and the like, and an erasable optical disc such as a CD-RW, a DVD-RAM and the like.

Since the time of the appearance of optical discs, the biggest enemy is the pirated optical disc, which is different from the genuine optical disc, the pirated optical disc has low price, but the content same as the genuine optical disc is recorded inside the pirated optical disc, especially the movie optical disc, and the development of the publishing market is greatly damaged by the appearance of the pirated optical disc.

Therefore, there is a need for an optical disc with an anti-counterfeit mark, which is convenient for consumers in the market to distinguish the authenticity of the optical disc.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, an object of the present invention is to provide an anti-counterfeit optical disc, which has an excellent anti-counterfeit measure, and can increase the manufacturing cost of pirated optical discs to a certain extent, thereby achieving a certain anti-counterfeit effect.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides an anti-fake CD, includes CD body, interface layer, record layer, protective layer, the central point of CD body puts and is equipped with encryption identification layer, be equipped with the connecting block of fixing in CD body inboard between encryption identification layer and the CD body, the connecting block is hollow ring form, it connects in the connecting block inboard to encrypt identification layer rotation, it is equipped with stealthy encryption sign, top side to encrypt identification layer surface the top of protective layer is equipped with the label printing layer, the inboard of label printing layer is equipped with anti-fake printing layer, anti-fake printing layer department printing has anti-fake label, anti-fake label and stealthy encryption sign are mutually supported the discernment.

Further, the inboard of connecting block is equipped with movable intermediate layer, encrypt the peripheral installation of discernment layer between movable intermediate layer, the inside fixedly connected with stopper of activity intermediate layer, one side of stopper is equipped with the locating hole, encrypt the peripheral fixedly connected with locating piece on discernment layer, the locating piece agrees with the assembly with the locating hole, it is convenient for carry out the hole groove of rotation operation equally to encrypt discernment in situ portion.

Further, the recording layer is disposed at the central end of the optical disc body, the interface layers are respectively disposed at the upper and lower ends of the recording layer, and the protection layers are respectively disposed at the upper and lower ends of the interface layer.

Further, be equipped with optical compensation layer, reflecting layer between protective layer and the label printing layer, reflecting layer, optical compensation layer, protective layer distribute from top to bottom in proper order.

Further, ultraviolet-proof resin is coated between the reflecting layer and the label printing layer.

Further, a polycarbonate layer is arranged at the bottom of the protective layer at the bottom end.

In conclusion, the utility model has the following beneficial effects: through the cooperation of the invisible encryption mark and the anti-counterfeiting mark, after the invisible encryption mark is rotated, the pattern anti-counterfeiting mark can be compared and matched, the matching degree is judged, and the pattern anti-counterfeiting mark is taken as a way for identifying the genuine optical disk.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, and are not to be considered limiting of the utility model, in which:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view showing the inside structure of the connecting block according to the present invention;

fig. 3 is a schematic view of the interlayer structure of the present invention.

In the figure, 1, an optical disc body; 2. an interface layer; 3. a recording layer; 4. a protective layer; 5. an encrypted identification layer; 6. connecting blocks; 7. printing a label layer; 8. an anti-counterfeiting printing layer; 9. anti-counterfeiting marks; 10. a movable interlayer; 11. a limiting block; 12. positioning holes; 13. positioning blocks; 14. an optical compensation layer; 15. a reflective layer; 16. an ultraviolet shielding resin; 17. a polycarbonate layer.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 3. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1: an anti-counterfeit optical disc, as shown in fig. 1 and fig. 3, includes an optical disc body 1, an interface layer 2, a recording layer 3, and a protective layer 4, wherein the recording layer 3 is disposed at a central end of the optical disc body 1, the interface layer 2 is respectively disposed at upper and lower ends of the recording layer 3, and the protective layer 4 is respectively disposed at upper and lower ends of the interface layer 2.

As shown in fig. 3, an optical compensation layer 14 and a reflection layer 15 are disposed between the protection layer 4 and the label printing layer 7, the reflection layer 15, the optical compensation layer 14, and the protection layer 4 are sequentially distributed from top to bottom, an ultraviolet-proof resin 16 is coated between the reflection layer 15 and the label printing layer 7, a polycarbonate layer 17 is disposed at the bottom of the bottom protection layer 4, and the layer structure of the entire optical disc sequentially includes the ultraviolet-proof resin 16, the reflection layer 15, the optical compensation layer 14, the protection layer 4, the interface layer 2, the recording layer 3, the interface layer 2, the protection layer 4, and the polycarbonate layer 17 from top to bottom.

As shown in fig. 1, the central position of optical disc body 1 is equipped with encryption identification layer 5, be equipped with between encryption identification layer 5 and the optical disc body 1 and fix at the inboard connecting block 6 of optical disc body 1, connecting block 6 is the hollow ring form, encryption identification layer 5 rotates to be connected in connecting block 6 inboardly, encryption identification layer 5 surface is equipped with stealthy encryption sign, stealthy encryption sign is the composition of ink and phosphor powder, in order to form the effect of "stealthy ink", need be under the fluorescence condition, just can shine out stealthy encryption sign, can't direct observation its specific content through the naked eye.

As shown in fig. 2 and 3, the top of the top side protection layer 4 is provided with a label printing layer 7, the inner side of the label printing layer 7 is provided with an anti-counterfeiting printing layer 8, the anti-counterfeiting printing layer 8 is printed with an anti-counterfeiting mark 9, the anti-counterfeiting mark 9 and the invisible encryption mark are matched for identification, and the encrypted content on the surface of the anti-counterfeiting printing layer can be corresponding to the anti-counterfeiting mark 9 by rotating the encryption identification layer 5.

As shown in fig. 1 and 2, a movable interlayer 10 is arranged on the inner side of the connecting block 6, the periphery of the encryption identification layer 5 is installed between the movable interlayers 10, a limiting block is fixedly connected to the inner portion of the movable interlayer 10, a positioning hole 12 is formed in one side of the limiting block, a positioning block 13 is fixedly connected to the periphery of the encryption identification layer 5, the positioning block 13 is matched with the positioning hole 12 for assembly, and a hole groove convenient for rotation operation is also formed in the encryption identification layer 5.

In the embodiment of the utility model, when the optical disc leaves the factory, a special anti-counterfeit label can be made according to the type and content of the optical disc, as shown in fig. 1, an irregular pattern is used as the anti-counterfeit mark 9 of the optical disc, a finger is inserted into a hole groove in the center of the optical disc body 1, the outer encryption identification area is rotated, so that the encryption identification area rotates inside the connecting block 6, after the rotation reaches a certain degree, the positioning block 13 is pushed into the positioning hole 12, the encryption identification area cannot be rotated continuously, at this time, the encryption identification area is irradiated by an ultraviolet lamp, the invisible encryption mark in the encryption identification area is irradiated, whether the pattern, the shape and the character of the invisible encryption mark are matched and corresponding to the outer anti-counterfeit mark 9 is observed, and whether the invisible encryption mark belongs to a genuine optical disc is judged.

While the utility model has been described in further detail with reference to specific embodiments thereof, it is not intended that the utility model be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.

Claims

1. An anti-counterfeit optical disc, comprising: including CD body (1), interface layer (2), record layer (3), protective layer (4), the central point of CD body (1) puts and is equipped with encryption identification layer (5), be equipped with between encryption identification layer (5) and CD body (1) and fix connecting block (6) at CD body (1) inboard, connecting block (6) are hollow ring form, encryption identification layer (5) rotate to be connected in connecting block (6) inboardly, encryption identification layer (5) surface is equipped with stealthy encryption sign, and the top of protective layer (4) is equipped with label printing layer (7), the inboard of label printing layer (7) is equipped with anti-fake printing layer (8), anti-fake printing layer (8) department printing has anti-fake label (9), anti-fake label (9) and stealthy encryption sign are mutually supported and are discerned.

2. An anti-counterfeit optical disc according to claim 1, wherein: the inboard of connecting block (6) is equipped with movable intermediate layer (10), it installs between movable intermediate layer (10) to encrypt discernment layer (5) periphery, the inside fixedly connected with stopper of activity intermediate layer (10), one side of stopper is equipped with locating hole (12), the peripheral fixedly connected with locating piece (13) of encrypting discernment layer (5), locating piece (13) agree with the assembly with locating hole (12), it is convenient for carry out the hole groove of rotation operation equally to be equipped with in discernment layer (5) inside.

3. An anti-counterfeit optical disc according to claim 2, wherein: the recording layer (3) is arranged at the central end of the optical disc body (1), the interface layer (2) is respectively positioned at the upper end and the lower end of the recording layer (3), and the protective layers (4) are respectively arranged at the upper end and the lower end of the interface layer (2).

4. A counterfeit-proof optical disc according to claim 3, wherein: be equipped with optical compensation layer (14), reflector layer (15) between protective layer (4) and label printing layer (7), reflector layer (15), optical compensation layer (14), protective layer (4) distribute from top to bottom in proper order.

5. An anti-counterfeit optical disc according to claim 4, wherein: and an ultraviolet-proof resin (16) is coated between the reflecting layer (15) and the label printing layer (7).

6. An anti-counterfeit optical disc according to claim 5, wherein: the bottom of the protective layer (4) is provided with a polycarbonate layer (17).