WO2016105057A1

WO2016105057A1 - Emp shielding door

Info

Publication number: WO2016105057A1
Application number: PCT/KR2015/014044
Authority: WO
Inventors: 박인호; 김창식
Original assignee: 주식회사 대호테크; 박인호
Priority date: 2014-12-22
Filing date: 2015-12-21
Publication date: 2016-06-30
Also published as: KR20160076413A; KR101636922B1

Abstract

The present invention relates to an EMP shielding door for opening and closing a shielded room by having a first door and a second door installed in a double door configuration on a doorframe of the EMP shielded room. The EMP shielding door is characterized by comprising: the first door having a first coupling projecting portion formed in an overall ']' shape on the outer periphery of the rear side thereof, having the upper end and the lower end of the first coupling projecting portion being projecting connecting portions, and having connecting recesses formed in the outer surfaces of the top and bottom connecting portions and connected by a vertically formed door recess; and the second door having a second coupling projecting portion formed in an overall rectangular shape on the outer periphery of the rear side thereof, having a free end portion of the door formed to partially overlap with an outer surface free end of the first door, and having the second coupling projecting portion sequentially inserted in and coupled with a door frame recess of the door frame, the connecting recesses of the first door, and a door recess when the door is closed.

Description

EMP shielding door

The present invention relates to an EMP (EMP) shielding door for opening and closing the electromagnetic pulse (EMP) and the entrance of the island, tapping and electromagnetic shielding room, and in particular to quickly open and close the door while ensuring the entrance of a wider shielding room It is possible, and the door can be more tightly sealed to more secure the electromagnetic pulse and the electromagnetic wave electromagnetic shielding door to be made.

With the development of electricity and electronic devices, most of daily life are exposed to large amounts of electromagnetic waves unprotected. As is well known, these electromagnetic waves are known to adversely affect not only the human body but also other electric and electronic products, and also intentionally Strong electromagnetic pulses can also be generated to neutralize the utility network, power grid, telecommunications network, logistics transport network, and weapons systems.

Accordingly, in the production process of many industrial products such as various electric and electronic products, automobiles, an electromagnetic shielding room for testing the generation of electromagnetic waves for the corresponding products is used.

In addition, electromagnetic pulse and electromagnetic shielding room has structurally perfect shielding structure for high power electromagnetic shielding and airtight protection for military use.However, in the door part of shielding room, electromagnetic inflow and outflow is easy due to its structural characteristics. Tighter and tighter sealing of the liver is required.

To this end, a lot of research has been conducted on the combination of the shielding doors and the door frames of the shielded rooms that form the doors, and various techniques have been proposed for the close coupling between the shielded doors and the shielded room door frames. Shielding doors are widely used in that the coupling parts of the shielding doors have a male and female coupling structure in which they are engaged with each other.

In order to block the electromagnetic waves in the door, a shielding member made of copper plate was installed in the coupling portion between the shielded door frame and the door to attempt to block the electromagnetic waves in the shielded room.

By the way, the conventional doors for the shielded room is formed mostly in the form of a casement, the door in the form of a casement can not afford a sufficient open space when entering and exiting a variety of materials and appliances, etc. was inevitable.

Nevertheless, the failure of applying the double-open shield type door was not possible to block the electromagnetic waves because shielding of the opposite parts of both doors was not achieved.

In order to solve this problem, sliding doors of sliding type have been used. Although the shielding of the entrance of the shielding room is made while providing a large open space, it requires a lot of operating space for opening the door, and manufacturing cost. And it takes a lot of time, in particular, there was a problem that can not respond to the case that the operation of the door is slow to require a quick opening or closing.

Republic of Korea Patent Application Publication No. 10-2011-0131882 (hereinafter referred to as "Patent Document 1") corresponds to the prior art for solving the above problems, the shielded door in the form of a pair of opening and closing the free ends of the two doors overlap each other. It can be seen that to increase the shielding effect.

Looking at the main contents of Patent Document 1, in the door for electromagnetic shielding room is installed in the form of a case in the electromagnetic shielding shield door to open and close the entrance and exit of the shielding room, the door is the first and second doors symmetrical left and right When the first recess and the second recess formed in each of the first door and the second door in contact with each other and the first recess and the second recess formed in a different size protruding formed to close each door, It is characterized in that either one main part or the second main part is fitted into one of the other main parts to be coupled.

This patent document 1 is to shield each door and the door frame by the concave-convex coupling, and at the same time the first and second recesses having different sizes are formed on the free ends of the first door and the second door to overlap the electromagnetic wave By inducing the shielding, a large open space is secured while the electromagnetic waves are blocked.

However, in Patent Literature 1, electromagnetic shielding may be performed at the overlapping portion of the first door and the second door, but thus, at the overlapping portion of the first door and the second door and the contact portion of the door frame, the shielding may not be performed. After all, it was just a difficult technique to use.

Accordingly, the present inventors have developed a shielding door that allows a perfect close contact between the door frame and each door and shielding of electromagnetic waves while securing a wide open space by applying a double door.

The present invention is to provide an EM shielding door in the door of the electromagnetic shielding room in the form of a double-opening so that the electromagnetic shielding can be reliably made while ensuring a wider open space at the entrance of the shielding room.

The present invention, the door frame is formed in the periphery of the door frame while forming the entrance of the EM shielding room to realize the above object; The door frame is rotatably installed as one of the double doors to open and close the entrance of the shielding room, the outer periphery of the inner surface is formed with a first coupling protrusion coupled to the door frame groove, the upper end of the first coupling protrusion and A lower end portion comprising a connecting portion, the outer surface of which is formed with a connecting groove, the upper and lower connecting grooves being connected by a vertically formed door groove; And it is rotatably installed as another one of the double door to open and close the entrance of the shielded room in the door frame, a second coupling protrusion is formed on the outer periphery of the inner side, the free end of the door is free to the outer side of the first door A second door configured to overlap a part of the stage, the second coupling protrusion being coupled to the door frame groove and the connection groove and the door groove of the first door when the door is closed; There is a feature consisting of.

The present invention is a second door is continuously coupled to the door frame and the first door by continuously connecting the connecting groove and the door groove which is connected to the door frame groove groove the first door is in close contact with the door frame made a continuous close contact It is meant to be built.

The front end portion of the connecting portion and the connecting groove in the inner side are inclined, and the corresponding portion of the second coupling protrusion of the second door connected thereto is also inclined to form a smooth connection.

According to a preferred feature of the present invention, the corresponding portion of the second coupling protrusion to be fitted to the connection groove is formed with a thickness thinner than the other section of the second coupling protrusion and the door groove and the connection groove which is located inward of the door frame groove; To cope with the variation in width.

A shielding member is continuously installed inside the door frame groove, the connection groove and the door groove to block the electromagnetic waves.

Another feature of the present invention is that the sizes of the first door and the second door are different from each other.

In the present invention, the door frame groove, the connection groove and the door groove may be selected in a cross section such as a 'c' shape or a 'b' shape.

The present invention is made in the form of a pair of opening and closing to provide an effect that can ensure the blocking of electromagnetic waves while ensuring an open space of a wider entrance, thereby achieving a reduction in manufacturing cost and period, and can be quickly opened and closed the door It also provides effects such as improving the function of the shielded room and the shielded door.

1 is a front view showing an example of a door for a shielded room according to the present invention.

Figure 2 is an exploded perspective view of the door and the door frame for the shielded room according to the invention.

Figure 3 is a perspective view showing the inner side of the first door according to the present invention.

4 is a rear view showing an inner side surface of the first door.

Figure 5 is a perspective view showing the inner side of the second door according to the present invention.

Figure 6 is a plan sectional view showing a coupling state of the shielding door according to the present invention.

Figure 7 is a side view showing the main portion coupled state of the present invention.

8 is a partial cross-sectional view showing another embodiment of the present invention.

Figure 9 is a perspective view of the main portion showing the engaged state of the closed state.

10 is a schematic plan view showing a state in which the second door is opened.

11 is a schematic plan view showing a state in which all the doors are opened.

12 is a perspective view of main parts of the first door in an open state;

Fig. 13 is a sectional view showing the principal parts of an operational state of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a front view showing an example of the door for the shielded room according to the invention, Figure 2 is an exploded perspective view of the door and the door frame for the shielded room according to the invention, Figure 3 is a perspective view showing the inner side of the first door according to the present invention 4 is a rear view showing an inner side surface of the first door, FIG. 5 is a perspective view showing an inner side surface of the second door according to the present invention, and FIG. 6 shows a coupling state of a shielding door according to the present invention. 7 is a cross-sectional view showing a main portion coupling state of the present invention.

1 to 7, the present invention is a double-open form consisting of the first door 10 and the second door 20 is installed in the door frame (1) forming the entrance of the shielded room to open and close the entrance of the shielded room. Done.

That is, both outer sides as the fixed ends of the first door 10 and the second door 20 are installed by the hinge 30 in the door frame 1 and rotated, and the inner end portions contacting each other are free ends and the door frame 1 The entrance to the shielded room is opened and closed by close contact with and separation from the door.

The door frame 1 and the peripheral edge of each door (10, 20) is formed with a coupling means in the form of grooves and protrusions for a close connection, the door frame groove (2) is formed on the outer periphery of the door frame (1), The first coupling protrusion 11 and the second coupling protrusion 21 are formed to protrude from the outer circumference of the inner side of the first door 10 and the second door 20, respectively. (11) and the second engaging protrusion 21 are fitted to the door frame recess 2 of the door frame 1.

Here, when the first door 10 and the second door 20 are closed, the free ends of the two doors are partially overlapped. The first door 10 is on the inside and the second door 20 is on the outside. To overlap.

As shown in the rear view of FIG. 4, the first coupling protrusion 11 of the first door 10 is generally formed in a ']' shape at the outer circumference of the first door 10 to free the first door 10. However, in the vertical plane portion, there is no coupling protrusion, and the second coupling protrusion 21 of the second door 20 forms a quadrangle connected entirely on the outer circumference of the second door 20.

In addition, a shielding member capable of blocking electromagnetic waves by forming a copper plate on an inner surface of the door frame recess 2 into which the first coupling protrusion 11 and the second coupling protrusion 21 of each

door

10 and 20 are fitted. As the elastic piece 40 is provided continuously.

Therefore, when each door is coupled to the door frame 1, the first coupling protrusion 11 and the second coupling protrusion 21 are fitted in the door frame recess 2 to be elastically in close contact with the elastic piece 40 so that the elastic piece ( At the same time as the shielding of the electromagnetic waves by 40) and elastic binding is made.

On the other hand, the upper end and the lower end of the first coupling protrusion 11 located at the free end of the first door is composed of a connecting portion 12 which protrudes in an inclined form, which is connected to the door frame recess 2. At the same time as a part of the first engaging protrusion 11 to be fitted, and the connecting groove 13 is formed on the outside, a part of the second coupling protrusion 21 of the second door 20 is formed in the connecting groove 13. It is supposed to fit.

The upper and lower connection grooves 13 are formed horizontally on the outer surface of the first door 10 and are vertically connected by the door grooves 14 so that the recesses continuous to the outer surface of the first door 10 are provided. When the first door 10 is coupled to the door frame 1, the door frame groove 2, the connection groove 13, and the door groove 14 form a continuous rectangular groove. The second coupling protrusion 21 of the second door 20 is fitted at the same time.

Like the door frame grooves 2, the elastic pieces 40 made of copper plates are continuously installed inside the connection grooves 13 and the door grooves 14 to induce elastic bonding with the second door 20, and also electromagnetic waves. Is to be blocked.

The distal end portion of the connecting portion 12 and the connecting groove 13 inside thereof are inclined, and the connecting section 22 of the second coupling protrusion 21 corresponding thereto is also inclined. The connection section 22 fitted into the groove 13 is formed to have a thickness thinner than other sections of the second coupling protrusion 21 to be fitted into the door frame groove 2 and the inside of the door frame groove 2 ( 13) to cope with the deviation of the width.

That is, the thickness of the other section of the second coupling protrusion 21 is a thickness corresponding to the door frame groove 2, the thickness of the connection section 22 is formed to a thickness corresponding to the connection groove (13).

6 and 7 schematically show the cross-sectional state when the first door 10 and the second door 20 according to the present invention are coupled to the door frame 1, in a plan view and a side view, in particular FIG. The enlarged state of the coupling at (12) is shown, and as shown therein, the first coupling protrusion 11 is fitted into the door frame groove 2, and the connection groove 13 of the connection portion 12 provided at the outer side thereof. ), The second coupling protrusion 21 is fitted.

On the upper side and the lower side of the first door 10, a latch 15 is inserted into the fixing groove 3 of the door frame 1 to fix the door by rotation, and a free end of the second door 20 is provided. The clasp 23 is also provided on the inner side to be coupled to the fixing groove 16 formed on the outer surface of the first door 10.

The

clasps

15 and 23 are configured to be operated by a motor, and may be operated by manual operation.

On the other hand, the door frame groove 2 and the connection groove 13 and the door groove 14 and the like according to the present invention is shown as a '' 'groove, but the shape of this groove can be changed if necessary 8 shows an example, that is, the cross-sectional shape of the door frame grooves, the connection grooves and the door grooves is of a shape, and the elastic piece 40 is installed on the inner wall thereof so that they are at right angles. The shielding can be made.

Looking at the operation of the present invention configured as described above are as follows.

FIG. 9 is a perspective view illustrating main parts in a closed state, showing a state in which the connection part 12 is coupled to the door frame recess 2, and FIG. 10 is a schematic plan view showing a state in which the second door is opened. 11 is a schematic plan view showing a state in which all the doors are opened, FIG. 12 is a perspective view of a main portion of the first door in an opened state, and FIG. 13 is a sectional view of a main portion showing an operating state of the present invention.

In the state in which the doors are all closed as shown in FIGS. 6 and 9, the first coupling protrusion 11 and the second coupling protrusion 21 of the first door 10 and the second door 20 are respectively the door frame recesses 2. 9 and 13 (a), the connecting portion 12 is fitted into the door frame recess 2, and the second coupling protrusion (3) is connected to the connecting recess 13 of the connecting portion 12. The connecting section 22 of 21 is inserted.

When the second door 20 is opened as shown in FIG. 10 while all the doors are coupled, the second coupling protrusion 21 of the second door 20 is separated from the door frame recess 2, and FIG. 13 (b) As in the connection section 22 is separated from the connection groove (13).

In this case, the first door 10 may be used without opening the second door 20 without sufficient opening, and the sizes of the first door 10 and the second door 20 may be different from each other depending on the purpose of the shielded room. By configuring, the door can be operated more efficiently.

That is, when the second door 20 is made larger than the first door 10 as shown in the drawing, it is possible to pass objects of any size as well as a person, and the first door only when a larger capacity of open space is required. (10) can be opened and used.

11 illustrates a state in which all the doors are opened up to the first door 10, and FIGS. 12 and 13 (c) show that the connecting portion 12 is separated from the door frame recess 2 when the first door 10 is opened. It is showing the status.

As a result, the connecting portion 12 and the connecting groove 13 is a second coupling of the second door 20 by gently connecting the door frame groove 2 and the door groove 14 of the first door 10 in an inclined form. The protrusion 21 provides a passage that can be continuously coupled to the door frame 1 and the first door 10 to provide a totally seamless shielding structure.

Embodiments as described and illustrated above are not intended to limit the scope of the invention, but merely illustrative of the components set forth in the claims of the present invention. For example, the shape or the size of the door, the engaging protrusion and the connecting portion applied in the present invention may be changed as necessary, and the shielding member to be applied may be variously known.

Claims

A door frame in which a door frame groove is formed at a periphery of the EMP shielding room;

The door frame is rotatably installed as one of the double doors to open and close the entrance of the shielding room, the outer periphery of the inner surface is formed with a first coupling protrusion coupled to the door frame groove, the upper end of the first coupling protrusion and A lower end portion comprising a connecting portion, the outer surface of which is formed with a connecting groove, the upper and lower connecting grooves being connected by a vertically formed door groove; And

The door frame is rotatably installed as another one of the double doors to open and close the entrance of the shielded room, the outer periphery of the inner side is formed with a second engaging protrusion, the free end of the door free end of the outer side of the first door A second door configured to be partially overlapped with the second door, the second coupling protrusion being coupled to the door frame groove and the connection groove and the door groove of the first door when the door is closed;

EMP shielding door comprising a.
The method of claim 1,

The front end portion of the connecting portion and the connecting groove in the inner side is inclined, and the corresponding part of the second coupling protrusion connected thereto also forms an inclined form so as to make a smooth connection door. .
The method according to claim 1 or 2,

The corresponding portion of the second coupling protrusion that is fitted to the connection groove is formed to have a thickness thinner than other sections of the second coupling protrusion to correspond to the width deviation between the door frame groove and the connection groove that is located inside the door frame groove. EMP shielding door characterized in that.
The method according to any one of claims 1 to 3,

EMP shielding door, characterized in that the shield member is continuously installed inside the door frame groove, the connection groove and the door groove.
The method of claim 1,

The door frame groove, the connection groove and the door groove EMP shielding door, characterized in that consisting of the cross-section ''.
The method of claim 1,

The door frame groove, the connection groove and the door groove EMP shielding door, characterized in that consisting of a cross-section of the "b" shape.