A lightweight and low-cost electromagnetic pulse (EMP) protection rack includes a front door, a rear door disposed to face the front door, a left outer wall disposed between the front door and the rear door, a right outer wall disposed to face the left outer wall, a top outer wall positioned on top
A lightweight and low-cost electromagnetic pulse (EMP) protection rack includes a front door, a rear door disposed to face the front door, a left outer wall disposed between the front door and the rear door, a right outer wall disposed to face the left outer wall, a top outer wall positioned on top parts of the front door, the rear door, the left outer wall, and the right outer wall, a bottom outer wall disposed to face the top outer wall, and a main frame disposed to connect, into a single unit, the front door, the rear door, the left outer wall, the right outer wall, the top outer wall and the bottom outer wall, wherein at least one of the front door and the rear door is implemented as a roller blind having a shielding member.
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1. A lightweight and low-cost electromagnetic pulse (EMP) protection rack comprising: a front door;a rear door disposed to face the front door;a left outer wall disposed between the front door and the rear door;a right outer wall disposed to face the left outer wall;a top outer wall positioned on to
1. A lightweight and low-cost electromagnetic pulse (EMP) protection rack comprising: a front door;a rear door disposed to face the front door;a left outer wall disposed between the front door and the rear door;a right outer wall disposed to face the left outer wall;a top outer wall positioned on top parts of the front door, the rear door, the left outer wall, and the right outer wall;a bottom outer wall disposed to face the top outer wall; anda main frame disposed to connect, into a single unit, the front door, the rear door, the left outer wall, the right outer wall, the top outer wall and the bottom outer wall,wherein at least one of the front door and the rear door is implemented as a roller blind having a shielding member. 2. The EMP protection rack of claim 1, wherein at least one of the front door and the rear door is opened/closed by moving the shielding member up/down along a corresponding guide rail in the roller blind. 3. The EMP protection rack of claim 2, wherein the shielding member and the guide rail are implemented to be in surface contact with each other. 4. The EMP protection rack of claim 1, wherein the shielding member is formed of a single layer or multiple layers. 5. The EMP protection rack of claim 1, wherein the shielding member includes a first shielding member disposed on a first surface of a space and a second shielding member disposed on a second surface of the space. 6. The EMP protection rack of claim 1, further comprising a gasket configured to assemble edges of the top outer wall, the bottom outer wall, the right outer wall, or the left outer wall, which is connected to the main frame. 7. The EMP protection rack of claim 1, wherein at least one of the left outer wall and the right outer wall is implemented as a roller blind having a shielding member. 8. The EMP protection rack of claim 1, wherein the top outer wall is disposed with an EMP filter for a power line and a through-hole into which an optical cable is led. 9. The EMP protection rack of claim 1, wherein the roller blind uses a bracket holder so as to surface-contact the shielding member and an internal bracket. 10. The EMP protection rack of claim 9, wherein: the bracket holder is one of an electromagnet or an electric cylinder, andthe at least one door is implemented to bring the shielding member into surface contact between the guide rail and the bracket by turning on the bracket holder. 11. The EMP protection rack of claim 1, wherein the at least one door comprises: a fixed frame disposed in a groove of the guide rail and connected to a main body of the main frame through at least one spring; anda bracket holder configured to bring the shielding member and the guide rail into surface contact. 12. The EMP protection rack of claim 11, wherein: the roller blind includes a cylindrical support part which is wound with the shielding member in at least one of a full manual type, a semiautomatic type, and an automatic type,the shielding member is implemented as two-layered shielding members having a space between layers thereof,the shielding member, disposed on a first surface of the space, is in surface contact with the guide rail, andthe shielding member, disposed on a second surface of the space, is in surface contact with the fixed frame. 13. The EMP protection rack of claim 1, wherein: the guide rail is implemented in an ‘E’ shape to be provided with a first groove and a second groove,the shielding member includes a first shielding member and a second shielding member, andthe at least one door includes:a first fixed frame disposed in the first groove of the guide rail and in surface contact with the main frame;a second fixed frame disposed in the second groove of the guide rail and in surface contact with the main frame;a first bracket holder configured to bring the first shielding member and the guide rail into surface contact with each other; anda second bracket holder configured to bring the second shielding member and the guide rail into surface contact with each other. 14. The EMP protection rack of claim 13, wherein the roller blind includes: a first cylindrical support part which is wound with the first shielding member in at least one of a full manual type, a semiautomatic type, and an automatic type; anda second cylindrical support part which is wound with the second shielding member in at least one of a full manual type, a semiautomatic type, and an automatic type. 15. A lightweight and low-cost electromagnetic pulse (EMP) protection rack comprising: a front door;a rear door disposed to face the front door;a left outer wall interposed between the front door and the rear door;a right outer wall disposed to face the left outer wall;a top outer wall positioned on top parts of the front door, the rear door, the left outer wall, and the right outer wall;a bottom outer wall disposed to face the top outer wall; anda main frame disposed to connect, into a single unit, the front door, the rear door, the left outer wall, the right outer wall, the top outer wall and the bottom outer wall, wherein each of the front door, the rear door, the left outer wall and the right outer wall is implemented as a roller blind having a shielding member. 16. The EMP protection rack of claim 15, wherein the roller blind is implemented as a roller blind having a single structure. 17. The EMP protection rack of claim 15, wherein the roller blind is implemented as a roller blind having a double structure. 18. The EMP protection rack of claim 15, wherein the right/left outer walls and the top/bottom outer walls are connected to the main frame through a conductive gasket. 19. The EMP protection rack of claim 15, further comprising a bracket holder configured to bring the shielding member and the guide rail along which the roller blind is moved into surface contact with each other. 20. The EMP protection rack of claim 15, wherein at least one of the top outer wall and the bottom outer wall further includes a discharge fan configured to discharge internal air to an outside of the EMP protection rack.
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