KR100266763B1 - Emi shielding filter for monitor - Google Patents

Abstract

PURPOSE: An anti-reflective plastic for a monitor is provided to protect eyes of the user and improve product reliability by discharging electromagnetic wave and magnetic field generated from the monitor. CONSTITUTION: An anti-reflective plastic comprises an anti-pollution insulation film(11) at the rear plane and a conductive coating(12) and an optical coating at the front plane. A filter(15) prepared by accumulating the anti-pollution insulation film(11)s. The filter(15) has four filter holes at four corners. Four pairs of frames(20) are prepared at the center. A grounding line(60) is connected to a connector(30) to discharge the electromagnetic wave and magnetic field generated from the monitor. Each edge of the connector(30) is covered by a protecting member.

Description

Monitor goggles

The present invention relates to a monitor goggles, and in particular, the electric current through the filter or the frame of the goggles to discharge the electromagnetic waves and magnetic lines emitted from the monitor through the earth wire connected to the frame inside the goggles to protect the user's eyes, It relates to a monitor goggles that can change the shape to improve productivity.

In general, monitor goggles are installed in front of a monitor such as a TV or a computer to protect the user's eyesight or the human body by blocking electromagnetic waves and magnetic lines emitted from the monitor or strong light diffused from the monitor.

The conventional monitor goggles protect the eyes by obtaining light generated in all directions from the monitor in a certain direction, and protect the eyes and obtain a monitor screen close to the primary color. The goggle filter is inserted into the rectangular plastic frame from the back. Afterwards, there was a method of fastening a fixed frame having a square shape suitable for the filter size.In the case of an iron frame, the frame was cut into a predetermined size, and the joining member was inserted into the corner portion to form a square frame. Fixed.

A typical example of such monitor eyeglasses in a steel frame is shown in FIG. 1.

In Figure 1, member 1 is a connecting groove, 2 is a hinge groove, 3 is a filter groove, 4 is a frame, 5 is a filter, 6 is a connector, 7 is a hinge.

As shown therein, the monitor eyeglasses form a connection groove 1 open to the rear in the center, a hinge groove 2 on the upper side of the connection groove 1, and a filter groove 3 on the lower side. The four pairs of frames 4, the filter 5 inserted in all directions in the filter grooves 3 of the four pairs of frames 4, and the frame 4 combined with the filters 5 are fixed. It consists of a connecting body 6 inserted into the connecting groove 1 between the end and the end of the frame 4.

The hinge 7 is coupled to the hinge groove 2 of the monitor safety glasses configured as described above, and is fixed to the upper portion of the monitor.

However, the monitor eyeglasses have a complicated structure because the frame is formed of three grooves of a connection groove, a filter groove, and a hinge groove, and a process of assembling / assembling the hinge to the hinge groove of the frame is difficult and the hinge formed outwardly after assembling the monitor safety glasses. Since the groove is formed on the four sides, foreign matter is inserted into the hinge groove, thereby preventing aesthetic or sanitary cleanliness.

In addition, even if the frame is formed of metal material, current does not flow to the filter part, so it does not completely block electromagnetic waves and magnetic lines, and only serves to mitigate strong or diffused light, so that the user's eyes and human body are not protected from electromagnetic waves and magnetic lines. There was a problem.

Accordingly, the present invention coats the filter with a conductive material and forms a frame with a conductor so that the electromagnetic waves and magnetic lines can be discharged to the outside by completely blocking the electromagnetic waves and magnetic lines emitted from the monitor, and the electromagnetic waves and magnetic lines are discharged through the earth line, simplifying the structure of the frame. Its purpose is to provide a monitor eyeglasses that can be beautiful in appearance and improve assembly productivity and assembly with the holder.

1 is a partial cross-sectional perspective view showing a conventional monitor safety glasses,

2 is a perspective view of a monitor eyeglasses according to the present invention,

3 is an exploded perspective view of the monitor eyeglasses according to the present invention,

4 is an enlarged cross-sectional view of the monitor eyeglasses according to the present invention;

Figure 5 is a state using the holder for the support of the monitor eyeglasses according to the present invention.

(Explanation of symbols for the main parts of the drawing)

10 substrate 11 first protective film

12: conductive coating surface 13: optical coating surface

14 second protective film 15 filter

20 frame 21 filter groove

22: connecting groove 30: connecting body

31: earth groove 32: projection

40: protective equipment 50: conductive adhesive

60: earth wire 70: support holder

71: engaging projection

In order to achieve the above object, the present invention is made of an anti-fouling protective film on the back and an electrically conductive coating surface having a conductivity from the inside and an optical coating surface which is an anti-reflective coating, and a filter formed by sequentially stacking an anti-fouling protective film, respectively. Four pairs of frames formed with a filter groove on the inside so as to be fixed to the four sides of the filter and a connection groove open to the rear side in the center portion, and inserted into the connection groove between the frame and the frame to connect the corners And it provides a monitor eyeglasses characterized in that consisting of a connector that is connected to the earth wire that can discharge the magnetic force lines to the air, and a protective device that covers the corner portion of the connector and is fixed by inserting each end of the frame. In addition, the connector inserted and coupled to the end of each frame to the vertical connection is fixed to the frame and the conductive adhesive so that the entire eye shield is conductive.

Therefore, the present invention as described above is to increase the productivity by changing the shape of the frame and to protect the eyes and body of the user by allowing the electric current flows through the whole goggles to discharge the electromagnetic waves and magnetic force lines generated from the monitor to the air line installed in the goggles. There is an advantage to increase the reliability of the product.

(Example)

Hereinafter, described in detail with reference to the accompanying drawings a preferred embodiment of the present invention as described above.

2 is a perspective view of the monitor safety glasses according to the present invention, Figure 3 is an exploded perspective view of the monitor safety glasses according to the present invention, Figure 4 is an enlarged cross-sectional view of the monitor safety glasses according to the present invention.

As shown in the present invention, the monitor safety glasses of the present invention are formed with a first protective film 11 having a hardness of 7H on the back of the substrate 10 of plastics such as polycarbonate or acrylic to prevent adhesion of contaminants and to protect the film. The front surface of the substrate 10 blocks electromagnetic waves and magnetic force lines, blocks diffuse reflection of the monitor, and has a conductive coating surface 12 made of a single metal such as Cr, Al, Cu, Ag, etc. to have conductivity, and to manufacture general optical products. The filter 15 is formed by sequentially forming the optical coating surface 13, which is an antireflective coating, and the second protective film 14 having the above-described function.

The frame 20 which is cut and fixed to the length of the four sides of the filter 15 forms the filter groove 21 at the lower side and the connection groove 22 which is open inward at the center.

The frame 20 has a structure in which an insulating film is formed on the entire surface by anodizing a metal material having a high conductivity, such as Al, and a light weight.

Both ends of the frame 20 are inserted into the connecting groove 22, the connector 30 bent at a right angle in the form of "". In this case, when the connector 30 is forcibly inserted into the connecting groove 22, the protrusion 32 formed on the outer circumferential portion of the connector 30 is inserted while damaging the insulating film on the inner circumferential surface of the frame 20, thereby forming the conductive frame 20. And the frame 20 are electrically and physically connected to each other. In addition, the connector 30 is electrically connected to the frame 20 and the frame 20 by a conductive adhesive 50, and the earth wire 60 is connected to the earth hole 31 formed in the connector 30. Form.

In this way, the edges of the connector 30 vertically fixing both ends of the frame 20 are covered with a protective device 40 formed of a plastic material for beautiful appearance and fixed to each end of the frame 20. do.

Referring to the operation and effects of the present invention configured as described above are as follows.

First, the optical coating surface 11, which is an antireflective coating, is formed on the front of the filter 10 with an oxide such as Al ₂ O ₃ , SiO ₂ , TiO ₂ , ZnO ₂ , or a compound such as TiN, Si ₃ N ₄ , MgF _2, or the like. To prevent reflection of external light, such as sunlight from the outside, and to block diffusely reflected light generated from the monitor, and to form a conductive coating surface 12 having conductivity on the inner side and when combined with the frame 20, the entire safety glasses Forms one conductor that can flow.

In this way, the connector 30 coupled to both ends of the frame 20 is fixed with the conductive adhesive 50 to form the entire eye shield as a conductor, and electromagnetic waves and magnetic lines generated from the monitor are externally generated by the current generated inside the eye shield. It is possible to protect the eyes and the body of the user by preventing the passage through and to be corona discharged into the air through the earth wire 60 made of a conductive yarn or to be absorbed into the ground through the ground.

In particular, in the present invention, the electromagnetic wave induced in the conductive coating surface 12 of the filter 10 is quickly absorbed by the four conductive frames 20 coupled to the four sides and discharged to the earth wire 60, thereby greatly improving the electromagnetic shielding efficiency. It becomes possible.

Furthermore, since the frame 20 of the present invention is connected to each other by using the connecting body 30, the frame 20 is easily standardized to a certain standard, and at the same time, assembling can be greatly improved.

In addition, the frame 20 is the filter groove 21 in the inner circumferential direction and the connecting groove 22 in the connecting back direction, the mutual coupling is made of only two grooves, and at the same time the eyeglass holder holder 70 as shown in FIG. In the case of using a coupling protrusion 71 of the support holder 70 is inserted into the connecting groove 22 can be made in the snap coupling method extremely easy to assemble with the holder 70 is excellent, outside the frame Since no coupling groove is formed, the appearance is beautiful and dust or foreign matter does not accumulate.

In addition, the structure of the frame 20 can be simplified to insert a hinge fixed to the monitor into the connection groove 22 to increase the appearance and increase productivity.

The present invention as described above increases the productivity by changing the shape of the frame and the current flows through the entire goggles to protect the user's eyes and body by discharging the electromagnetic waves and magnetic force lines generated from the monitor to the air by the earth wire installed in the goggles There is an advantage to increase the confidence of.

In the above, the present invention has been illustrated and described with reference to specific preferred embodiments, but the present invention is not limited to the above-described embodiments and is not limited to the spirit of the present invention. Various changes and modifications can be made by those who have

Claims (2)

The back surface is made of a first antifouling coating layer 11 for prevention of contamination, and a conductive coating surface 12 having conductivity from the inside, an optical coating surface 13 which is an antireflective coating, and a second antifouling coating 14 for protection are sequentially formed on the front side. Four frames 20 of a conductive material having a filter 15 stacked in the form, a filter groove 21 formed to allow the four sides of the filter to be inserted, a connection groove 22 formed to be open to the rear side, and It is composed of a "-" shaped conductor having a protrusion 32 formed on the surface of the frame and the insertion groove fixed to the frame and the connecting groove 22 of the frame adjacent to each other vertically intersecting each other, and electromagnetic waves and magnetic lines of force to the air A protective device for covering and fixing each end of the two frames that are connected to each other and vertically intersecting each other with all parts of the connector 30, the connection body 30 having an earth hole 31 to which the earth wire capable of discharging is connected. 40 Monitor goggles, characterized in that it comprises. The eye shield according to claim 1, wherein the connector (30) is forcibly coupled to the connecting groove (21) of the frame and fixed with a conductive adhesive (50).

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