KR101705821B1 - Electromagnetic wave shield enclosure of MRI room with sound proof door - Google Patents

Abstract

The present invention relates to an electromagnetic wave shielding and soundproofing door device for an MRI room, which shields an electromagnetic wave and insulates sound at the same time by having an additional soundproof gasket. According to the present invention, the electromagnetic wave shielding and soundproofing door device for an MRI room includes: a fixing door frame (100) having a finger gasket installation groove (110) accommodating an electromagnetic wave shielding finger gasket (15), a threshold (120), a door wall guide groove (130), and a soundproof gasket (300)-detached sound proofing gasket groove (115); a shielding door (200) connected to the fixing door frame (100) to be open and closed by a hinge (21); and the soundproof gasket (300). The shielding door (200) has: a shielding door knife (210) inserted and connected into the finger gasket installation groove (110) to shield the shielding door (200) when the shielding door (200) is closed; a knife frame (22) comprising a longitudinal frame body of an electromagnetic wave conducting material and supported by a connection bar (212) in order for the shielding door knife (210) to protrude; and a door wall (230) fixed to the knife frame (220) and performing a soundproof function and a shielding function. The soundproof gasket (300) has: a dual soundproof integration type L-shaped fixing plate (310) having an L-shaped cross section fixed to the threshold (120) of the fixing door frame (100) and the door wall guide groove (130); a tension bar (320, 330) individually bent at an acute angle to face each other on both ends of the L-shaped fixing plate (310) and performing dual soundproofing by slide contact with the knife frame (220) and pushing the knife frame (220), wherein the center of the tension bar is separated as a slit (340); and an insertion hook (314) protruding from the L-shaped fixing plate (310) to be fixed to the soundproofing gasket groove (115) to be detached.

Description

TECHNICAL FIELD [0001] The present invention relates to an electromagnetic wave shielding enclosure,

The present invention relates to an electromagnetic wave shielding and soundproofing door device of M.I.

In general, in a MRI room, a shielding device for shielding electromagnetic waves is installed on a shielding door. The shielding door 20 is mounted on the MRI shield 20 by a hinge 21 provided on the door frame 10, It is installed to open and close the room by the hiding method. The door frame 10 is formed as a frame structure connecting square ends, and a finger gasket 15 is formed on the inner side. When the door 20 is closed by the hinge 21, . And a lower shield gasket 32 which performs a shielding function when it is in contact with the door sill 11 is fixedly installed on the lower side as shown in Fig. The shield gasket 32 has a door lower finger gasket fixed molding 32-1 fixed to the lower edge of the shielding door 20 and a lower door finger gasket fixed molding 32-1 extended downward in the width direction at the portion of the door lower finger gasket fixed molding 32-1, And a curved portion 32-2 curved downward so as to surround the lower surface of the base 20. The curved portion 32-2 is configured such that a slit-separating groove is formed at a predetermined length to maintain the tension force. The door sill 11 provided at a predetermined height on the bottom surface of the MRI room corresponding to the position where the shielding door 20 is locked is configured such that the curved portion 32-2 is positioned in the door sill 11 The tension is received as much as it is lifted up, and such tension acts to continuously perform the shielding function of the door without error.

A finger gasket 15 is embedded in the side surface of the door frame 10 that supports the shielding door 20 and forms a doorway of the shielding room. The shielding door 20 is closed.

The shielding door 20 forming the entrance of the shielding room is provided with the shielding door knife 25 on the side of the corner of the shielding door 20 such as the open state of the dotted line and the closed state of the solid line shown in Figure 5, The finger gasket 15 is installed in the finger gasket mounting groove 14 formed at the corresponding portion of the door 10, so that when the dotted line is in the open state and closed like the solid line positions in FIGS. 2 and 3, (25) engages with the finger gasket (15) to be shielded.

However, such a configuration is not suitable for the curved portion 32-2 between the bottom surface of the curved portion 32-2 of the shield gasket 32 attached to the lower end edge of the shielding door 20 and the door sill 11, There is a problem that the noise inside the MRI chamber serves as a path for transmitting the noise to the outside by the slit separating groove.

The door slope 11-1 shown in Fig. 5 of the door sill 11 or the curved portion 32-2 curved downwardly convexly and gently by an additional additional inclined plate is started to be pressed, The curved portion 32-2 of the shield gasket 32 maintains a strong contact state when the shielding door 20 is opened and the external force is exerted by the frictional force with the surface of the door sill 11 when the shielding door 20 is opened. There is a problem that the shielding performance is deteriorated and the noise is increased.

In addition, shield gaskets are installed at four corners of the shielding door, and the bottom portion is shielded by pressing the shield gasket when the shielding door is closed. The technology disclosed in Korean Patent Registration No. 10-1047999 and Korean Patent Registration No. 10-0771429, The principle of the technique of shielding by pressing the shield gasket is known as the international patent (WO2005025286), US patent (US3507974, US5214241), but it has a problem that the sensor fails or the system fails to operate properly.

In addition, the shielding performance of the shielding door is low due to low sound insulation and soundproofing, thereby causing noise to be generated around the shielding door.

It is an object of the present invention to provide a soundproof gasket for performing sliding contact and pressing contact in addition to a finger gasket for shielding electromagnetic waves at a closed fixing portion when a fixed door frame and a shielding door are opened and closed, And to provide an electromagnetic wave shielding and soundproofing door device of M < RTI ID = 0.0 > A < / RTI >

It is another object of the present invention to provide a door structure in which a shielding door of a door is made of a knife frame having a shielding door knife for shielding and coupling with a finger gasket of a fixed door frame and a door wall supported by a knife frame, A shielding sheet of an iron or nonferrous metal material added with electromagnetic wave shielding and a sound insulating function on the front and rear surfaces thereof and a rubber soundproof sheet of sound insulating function are added to the front and rear surfaces of the first sound absorbing board, And the shielding sheet and the knife frame of the sound insulation function are fixed and shielded by a shielding clamp so that the shielding door performs the function of shielding and soundproofing and sounding simultaneously. will be.

Another object of the present invention is to provide a door structure for a door, comprising a knife frame having a shielding door knife for shielding the shielding door of the MIE door with a shielding finger gasket of a fixed door frame and a door wall supported by the knife frame,

The door wall body comprises a first sound absorbing board which is a porous foamed synthetic resin for high sound absorption,

A shielding sheet made of iron or a non-metal material,

A sound insulating sheet which is a rubber material of a sound insulating function,

A second sound absorbing board made of a synthetic resin material such as polyester which absorbs a bass sound in addition to the outer surface of the sound insulating sheet,

And to provide a shielding and soundproof door device of M < RTI ID = 0.0 > A < / RTI >

It is a further object of the present invention to provide a door structure for a door, comprising a knife frame having a shielding door knife for shielding a shielding door of an MIE door from a finger gasket of a fixed door frame, and a door wall supported by the knife frame, The lower end of the door wall is enclosed by a separate lower door frame. A shielding lower shielding gasket and a lower soundproofing gasket molding are added to the lower edge of the lower door frame to enable shielding and floor soundproofing.

The shielding lower shield gasket can be installed so as to be movable in the width direction and adjusted to the floor environment,

The lower soundproof gasket molding is made of U-shaped or double J-shaped U / J type lower soundproofing gasket which is open at the upper part to keep the constant tension on the floor while ensuring soundproofing by reducing noise and easy to adjust the height according to floor environment And to provide an electromagnetic shielding and sound insulation door device of M < RTI ID = 0.0 > A < / RTI >

To this end, the present invention provides a fixed door frame having a mounting groove for a finger gasket for accommodating an electromagnetic wave shielding finger gasket, a door jaw, a door wall guide groove, and a soundproof gasket detachable soundproof gasket groove;

A shielding door knife for engaging the shielding door to be closed when the shielding door is closed to the finger gasket, a knife frame formed of a long frame of electromagnetic wave conductive material to support the shielding door knife so as to be protruded, A shielding door having a door wall functioning as a shield and being coupled to the fixed door frame so as to be openable and closable by a hinge; And

A double soundproof integral type navigator type fixed plate having a section fixed to a door jaw and a door wall guide groove of a fixed door frame, and a curved portion bent at an acute angle to face each other at opposite ends of the fixed type movable plate, And a soundproof gasket having a fitting hook protruding from the transducer-type fixing plate to be fixed to the soundproof gasket groove;
The door wall is a porous sound absorbing board for blocking the middle tones, which is placed in the deep portion of the thickness, and a first sound absorbing board, which is a porous foamed synthetic resin, and a shielding sheet of electromagnetic wave shielding and car iron or non-metal material attached to both surfaces of the first sound absorbing board Including,
Wherein the shielding sheet and the knife frame are fixedly fixed and connectable via a shielding clamp;
The knife frame forms a vertical and upper edge of the door wall. The lower edge of the door wall engages with the lower end of the vertical knife frame. The lower end of the door wall is shielded by a shielding clamp The branch attaches a lower door frame;
A door seal fixed to the bottom of the fixed door frame and a fixed angle groove for providing a shield gasket fixing lower shield gasket angle for shielding function, and a U / J type lower part And a soundproof gasket molding groove for installing a lower soundproofing gasket molding for fixing a soundproof gasket, respectively.

As described above, according to the present invention, a soundproof gasket for simultaneously performing sliding contact and pressing contact in addition to the finger gasket for electromagnetic wave shielding is provided at the closed fixing portion when the fixed door frame and the shielding door of the MIE room are opened and closed. And provides electromagnetic shielding and soundproofing door devices of M.I.

The present invention comprises a knife frame having a shielding door knife for shielding the shielding door of the MIE door with a finger gasket of the fixed door frame and a door wall supported by the knife frame, A shielding sheet of an electromagnetic wave shielding and a sound insulating function of iron or non-ferrous metal added to the front and rear surfaces of the first and second sound absorbing boards, and a sound insulating sheet with a sound insulating function, And the shielding sheet and the knife frame of the sound insulation function are fixed and shielded by the shielding clamp, so that the shielding door simultaneously performs the function of shielding and accurate sound insulation according to the frequency waveform.

In the present invention, the door wall of the shielding door of the M-ary room comprises a first sound-absorbing board, which is a porous porous synthetic resin for high sound absorption,

A shielding sheet made of iron or a non-metal material,

A sound insulating sheet made of a rubber material,

A second sound absorbing board made of a synthetic resin material such as polyester which absorbs a bass sound in addition to the outer surface of the sound insulating sheet,

The shielding door functions as a shielding function and performs sound insulation, separates the bass band and treble, and absorbs sound, thereby providing excellent sound absorption. Each sound insulating sheet is attached to the inside and outside of the door, So that external noises are prevented from being transmitted to the inside, so that the noise can be remarkably reduced.

In the present invention, a lower shielding gasket for shielding electromagnetic waves and a lower soundproofing gasket molding for a car are added to the lower edge of the lower door frame of the lower side of the knife frame, which connects the shielding door of the M-room to the fixed door frame,

The lower shield gasket for electromagnetic shielding can be installed so as to be movable in the width direction and adjusted to the floor environment,

The lower soundproof gasket molding is made of U-shaped or double J-shaped U / J type lower soundproofing gasket which is open at the upper part to keep the constant tension on the floor while ensuring soundproofing by reducing noise and easy to adjust the height according to floor environment So that it is possible to block the gap and to provide a convenient installation.

1 is a front view of an indoor side of a general shielding door,
2 is a sectional view taken along the line AA in Fig. 1,
Fig. 3 is an enlarged view of the hinge shaft of Fig. 2,
Fig. 4 is a right side view of Fig. 1,
Fig. 5 is an enlarged cross-sectional view taken along the line BB of Fig. 1 showing the lower side of the shielding door and the closed state of the door sill,
Fig. 6 is a front view of the present invention on the indoor side, Fig.
FIG. 7 is a vertical sectional view of FIG. 6,
FIG. 8 is a horizontal sectional view of FIG. 6,
Fig. 9 is an enlarged view of the main part showing a state in which the shielding door is opened,
Fig. 10 is an enlarged view of the main part showing the closed state of the shielding door,
FIG. 11 is an enlarged view of a main part showing a shielding plate coupling portion in FIG. 9,
FIG. 12 is an enlarged view of a main part showing a joint portion between a door frame and a door door of the present invention,
Fig. 13 is an enlarged view of the lower door frame portion of Fig. 12,
FIG. 14 is an enlarged view of the main part showing the operating state of the soundproof gasket of the present invention,
15 is an enlarged cross-sectional view of a soundproof gasket of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

The present invention relates to a finger gasket mounting groove 110 for accommodating an electromagnetic shielding finger gasket 15, a door jaw 120, a door wall guide groove 130 and a soundproof gasket 300, (100);

A shield door knife 210 for fitting the finger gasket mounting groove 110 so as to be shieldable when the shielding door 200 is closed and a shielding door knife 210 for supporting the shielding door knife 210 by the connecting bar 212 so as to protrude, And a door wall body 230 which is fixed to the knife frame 220 and performs sound insulation and shielding functions so as to be opened and closed by the fixed door frame 100 and the hinge 21 A shielding door 200 coupled thereto; And

A double sound insulation integral type navigator type fixing plate 310 having a section that is fixed to the door jaw 120 of the fixed door frame 100 and the door wall guide groove 130, Tensioning bars 320 and 330 which are bent at an acute angle to face each other and separated at the center by a slit hole 340 and perform double soundproofing with the knife frame 220 by pressing and sliding contact, And a soundproof gasket (300) having a fitting hook (314) protruding from the translator fixing plate (310) so as to be fixed in a shape.

11 and 12, the door wall body 230 includes a first sound absorbing board 231, which is a porous foamed synthetic resin, and a second sound absorbing board 231, And a shielding sheet 232 made of an iron or nonferrous metal material having an electromagnetic shielding function and a sound insulating function,

The shielding sheet 232 and the knife frame 220 are fixedly fixed and connectable through a shielding clamp 240.

The lower edge of the door wall 230 is engaged with the lower edge of the vertical knife frame 220 and the lower edge of the door wall 230 is connected to the upper edge of the door wall 230. [ A lower door frame 250 having a shielding protrusion 222 functioning to be fixedly coupled and conductable by a shielding clamp 240 is added as shown in FIG. 12;

As shown in Fig. 13, a door seal 11 fixed to the bottom of the fixed door frame 100 and a lower shield gasket 32 for fixing the lower shield gasket 32, which function as a shield, A soundproof gasket molding groove 252 for installing the door seal 11 and the lower soundproof gasket molding 255 for fixing the U / J type lower soundproof gasket 259 having a soundproof function, (254).

The shield clamp 240 has a width that is parallel to the edges of the metallic shielding sheets 232 of electromagnetic wave shielding and sound insulating functions facing each other and each shielding clamp 240 has a width It is preferable to add shielding protrusions 222 which are held in parallel.

A first sound absorbing board 231 which is a porous foamed synthetic resin, a shielding sheet 232 of an iron or non-metal material having electromagnetic wave shielding and sound insulating function, and a shielding protrusion 222 are provided at the center of the opposing surface of each shielding clamp 240 And each shield clamp 240 protrudes a tab / hole reinforcing end 246 having a counter sink bolt hole 244 to which the shielding assembly bolt 242 is fixed.

As shown in FIG. 12, a second sound absorbing board 234 made of a synthetic resin material such as sheet-like polyester absorbing low sound and a second sound absorbing board 234 made of a synthetic resin material are disposed on both sides of the shielding sheet 232 and the shielding clamp 240, (235) is further attached to the opposite surface of the knife frame (220) to form the door wall body (230)

The door wall finishing mold 224 for fixing the door wall body 230 is integrally formed with the knife frame 220 at both ends of the thickness of the door wall body 230.

Examples of the non-ferrous metal include a copper plate, a GI coated steel plate, a 304 stainless steel plate, an aluminum plate, a Mu Mu metal, and the like. A preferred (representative) example is an aluminum plate, which is intended for use in both carpets made of iron or non-ferrous metals.

As shown in FIG. 15, the soundproof gasket 300 includes a deformation preventing reinforcement curved portion 312 formed to reinforce the thickness of the inner wall of the bending portion of the double soundproof integral transporter type fixing plate 310, A soundproof vane hinge 316 whose thickness is deformed to facilitate tensioning and restoration of the outer end of the integral tripod-type fixed plate 310 and the tension bars 320 and 330 and a soundproofing gasket groove 314 of the fixed door frame 100, (314) attached between the surface of the transporter-type fixing plate (310) and the soundproof vane hinge (316) so as to be detachably coupled with the transducer (115).

The U / J type lower soundproof gasket 259 provided in the lower soundproof gasket molding 255 fixed to the soundproof gasket molding groove 254 has a U-shape or a double J shape as shown in FIG. 13, The T-shaped head 259-1 of the gasket and the lower soundproof gasket molding 255 of the T-shape form a T-shaped lower soundproof gasket fitting groove 256-1.

The lower soundproof gasket molding 255 screwed to the mounting tabs 2 258 formed on the inner wall of the soundproof gasket molding groove 254 is provided with a long hole 256 so that when the hexagon wrench bolt 257 is coupled, And the height of the gasket molding 255 with respect to the surface 11-2 of the door chamber 11 can be adjusted. The present invention uses the car door 200 to close and lock the car door 200 on the fixed door frame 100. The means for closing and locking the car door 200 uses known techniques such as automatic, semi-automatic, manual, etc., do.

1. Sound insulation and soundproofing of the shielding door (200)

A preferable material of the first sound absorbing board 231, which is a porous foamed synthetic resin, is a PVC foam board as the sound absorbing board used in the present invention. The first sound-absorbing board 231 in the form of a porous foam board absorbs sound energy to soften the strength of sound and satisfies a sound absorption rate of 0.2 or more. Since the small air bubbles are formed on the surface and inside, The sound energy is converted to heat energy by the friction caused by the vibration, and the sound absorbing function is performed. According to the test by the applicant of the present invention, the sound absorption of the high sound band of 500 Hz or more was good.

A shielding sheet 232 made of iron or a nonferrous metal material having electromagnetic shielding and sound insulating function is added to the outer surface of the core of the first sound absorbing board 231 used in the present invention. A sound insulating sheet 233 is attached to the surface of each shielding sheet 232 and a sound insulating sheet 233 is attached to the surface of each sound insulating sheet 233 ) Is a solid rubber material. Specific examples are rubber / stone density: 3.6kg / m3, sound insulation effect 3mm-34 ~ 40db, weight about 6kg / m2, . The sound insulating sheet 233 made of rubber, which is attached to the inner and outer shielding sheets 232 of the first sound absorbing board 231 of the shielding door, is provided on the inner side so that the noise generated from the room side of the sound absorbing room is transmitted to the outside And the sound insulating sheet 233 provided on the outer side functions to block the noise generated on the outdoor side of the M sound room from being transmitted to the outside.

A second sound absorbing board 234 made of a synthetic resin material is added to the surface of the sound insulating sheet 233 in the depth direction. An example of a preferable synthetic resin material is a polyester board. The second sound absorption board 234 functions to absorb sound energy while sound waves vibrate the board (board) to function as sound absorption. According to the test of the applicant of the present invention, it was confirmed that it had a characteristic of absorbing noises in the increased bass range of 100 to 500 Hz. The second sound absorbing board 234 is added to the depth surface direction of each sound insulating sheet 233 of the present invention. This function also absorbs noises inside and outside, So as to have a noise absorption characteristic of a bass band.

The fabric finishing material 235 added to the outer surface of the core material of the second sound-absorbing board 234 according to the present invention is attached with a fabric for finishing or the like to improve aesthetics and to absorb calm noise.

2. Description of soundproofing of soundproof gasket (300)

The soundproof gasket 300 in the state of Fig. 15 is inserted into the tension bar 320 as shown in Fig. 14 when the shielding door 200 in the opened state is closed to the soundproof gasket 300 installed in the fixed door frame 100 as shown in Fig. The tension bar 330 is first pressed in the slide contact state and then the tension bar 320 is pressed while the pressing bar 330 is pressed so that the edge portion of the knife frame 220 is sealed . In this case, since the adjacent portions of the tension bars 320 and 330 are separated by the slit holes 340, the soundproof gasket 300 is not a tubular type but an open structure. Therefore, will be. In addition, a deformation preventing reinforcement curved portion 312 is formed on the inner bent portion of the operator-side fixing plate 310 to prevent the extension of the thickness of the reinforcement-type fixing plate 310. The boundary between the operator-side fixing plate 310 and the tension bars 320, So that it has a relatively thin thickness and acts to provide durability with good deformability and resilience when the tension bars 320 and 330 are pressed or slidingly deformed.

11 and 12, the shielding protrusion 222 protruding from the inner surface of the knife frame 220 acts to keep the tab / hole reinforcing end 246 inside the shielding clamp 240 in a fixed state, At the same time, the first sound absorbing board 231 and the shielding sheet 232 are also supported, and both the shield clamps 240 are fixed by the shielding assembly bolts 242, so that the first sound absorbing board 231 and the car seat 232 are supported And a knife frame 220 of a conductive or non-ferrous metal material (preferably aluminum), a shielding clamp 240 and a metal material shielding sheet 232 are conductively connected so that the shielding door 200 is fixed And is coupled to the door frame 100 in a conductive manner to function as an electromagnetic wave shielding and soundproofing function.

3. Explanation of the shielding and soundproofing of the floor of the door of the room

As shown in FIGS. 12 and 13, the electromagnetic shielding lower shield gasket 32 is fixed to the lower door frame 250 to perform a shielding function in the door chamber 11 of metallic material having conductivity. In this case, a mounting tab 253 is provided in the fixed angle groove 252 formed at the lower edge of the lower door frame 250 to fix the lower shield gasket angle 251 with the truss bolt 251a. The lower shield gasket 32 is fixed to the lower shield gasket angle 251 with a screw 251c using a shield gasket fixing bar 251b. In this case, the lower shield gasket angle 251 is moved in the width direction by using the slot 256 formed in the fixed angle groove 252 to adjust the mounting position of the lower shield gasket 32.

The lower soundproof gasket molding 255 is fixed to the mounting tab 2 258 formed in the soundproof molding groove 254 with a hexagonal wrench bolt 257 and a slot 256 formed in the lower soundproof gasket molding 255 The lower soundproof gasket molding 255 is adjusted to adjust the height of the U / J lower soundproof gasket 259 so as to enable optimal soundproofing. In addition, the U / J type lower soundproof gasket 259 can be easily fitted and fixed in the lower soundproof gasket-fitting T-groove 256-1 by the lower soundproof gasket T-type head 259-1 at the upper end, Do. At the same time, since the U / J type tension unit 259-2 connecting the lower soundproof gasket T-type head 259-1 at the upper ends of both sides is a U-shaped or J-shaped, the surface 11-2 of the door chamber 11 and the inclined surface 11 -1), there is no noise, good soundproofness, durability, and easy replacement and installation even when moving in both indoor and outdoor directions.

A door gasket mounting groove 15, a finger gasket 20, a shielding door 21, a hinge 24, a shielding door frame 24-1, an outer side A shielding gasket 32-2, a curved portion 100, a fixing door frame 110, and an installation groove 115 for a finger gasket. A door wall guide groove 200, a shielding door 210, a shielding door knife 212, a connecting bar 220, a knife frame 222, a shielding protrusion 224, a door wall finishing mold 230, a door wall 231, The first sound absorption board 232, the shielding sheet 233, the sound insulation sheet 234, the second sound absorption board 235, the fabric finish material 240, the shield clamp 242, the shielding assembly bolt 244, the counter sink bolt hole 246, the tap / hole reinforcing end 250, A bottom gasket molding groove 256, a bottom gasket molding groove 254, a bottom gasket molding groove 254, a bottom gasket molding groove 254, A U / J type lower soundproof gasket 259-1, a lower soundproof gasket T-type head 259-2, a U / J type tensioner 257, [0001] The present invention relates to a soundproofing gasket, and more particularly, to a soundproofing gasket,

Claims (9)

A door jaw 120 and a detachable soundproof gasket groove 115 having a door wall guide groove 130 and a soundproof gasket 300. The installation groove 110 for the finger gasket accommodating the electromagnetic wave shielding finger gasket 15, A fixed door frame (100);
A shield door knife 210 for fitting the finger gasket mounting groove 110 so as to be shieldable when the shielding door 200 is closed and a shielding door knife 210 for supporting the shielding door knife 210 by the connecting bar 212 so as to protrude, And a door wall body 230 which is fixed to the knife frame 220 and performs sound insulation and shielding functions so as to be opened and closed by the fixed door frame 100 and the hinge 21 A shielding door 200 coupled thereto; And
A double sound insulation integral type navigator type fixing plate 310 having a sectional shape fixed to the door jaw 120 of the fixed door frame 100 and the door wall guide groove 130, Tensioning bars 320 and 330 which are respectively bent at an acute angle to be viewed at an acute angle and separated at a center by a slit hole 340 and which perform double soundproofing with a function of pushing and sliding contact with the knife frame 220, And a soundproof gasket (300) having a fitting hook (314) protruding from the translator fixing plate (310) so as to be fixed to the fixing plate (310).
The door wall body 230 includes a first sound absorbing board 231, which is a porous foamed synthetic resin, and a second sound absorbing board 231 attached to both sides of the first sound absorbing board 231, A shielding sheet 232 made of iron or a non-ferrous material,
The shielding sheet 232 and the knife frame 220 are fixedly fixed and connectable via a shielding clamp 240;
The lower end of the door wall 230 is engaged with the lower end of the vertical knife frame 220 and the lower end of the door wall 230 is shielded Adding a lower door frame (250) having a shielding protrusion (222) functioning to be fixedly coupled and conductable to the clamp (240);
A door seal 11 fixed to the bottom of the fixed door frame 100 and a lower shield gasket angle 251 for fixing the shield gasket 32 functioning as a shield are installed at the bottom edge of the lower door frame 250 in the width direction A soundproof gasket molding groove 254 for providing a fixed angle groove 252 and a lower soundproof gasket molding 255 for fixing a door seal 11 and a U / J type lower soundproof gasket 259 having a soundproof function are respectively formed And the electromagnetic shielding and soundproofing door device of M.I.
delete delete The shielding clamp (240) according to claim 1, wherein the shielding clamps (240) have widths that are arranged side by side so that the edges of the respective shielding sheets (232) facing each other overlap each other, and each shielding clamp (240) And a shielding protrusion (222) is formed on the upper surface of the shielding protrusion (222). The shielding apparatus according to claim 4, wherein a first sound-absorbing board (231), a shielding sheet (232) made of iron or a non-metal material, and a shielding protrusion (222) And each shield clamp 240 protrudes to form a tab / hole reinforcing end 246 having a countersunk bolt hole 244 to which a shielding assembly bolt 242 is fixed. The electromagnetic shielding and soundproofing door system of Erum. The sound absorbing sheet according to claim 4, wherein a sound insulating sheet (233) is provided on both sides of the shielding sheet (232) and the shielding clamp (240), a second sound absorbing board (234) Is further attached to the opposite surface of the knife frame 220 to form the door wall body 230,
Wherein the door wall finishing mold 224 for fixing the door wall body 230 is integrally formed on the knife frame 220 at both ends of the thickness of the door wall body 230. The electromagnetic wave shielding and soundproofing door device of claim 1, The soundproof gasket (300) according to claim 1, wherein the soundproof gasket (300) comprises: a deformation preventing reinforcement curved portion (312) formed to reinforce the thickness of the inner wall of the bending portion of the double soundproof integral wandering type fixing plate A soundproof vane hinge 316 whose thickness is deformed to facilitate tension retention and restoration of the outer end of the integral tripod-type fixed plate 310 and the tension bars 320 and 330 and a detachable soundproof gasket 314 of the fixed door frame 100, And a fitting hook (314) added between the surface of the transducer-type fixing plate (310) and the soundproof vane hinge (316) so as to be detachably coupled to the groove (115). Door device. The U / J lower soundproof gasket (259) provided in the lower soundproof gasket molding (255) fixed to the soundproof gasket molding groove (254) is a U-shaped or double J type, The T-shaped head 259-1 and the lower soundproof gasket molding 255 are each provided with a T-shaped lower soundproof gasket fitting groove 256-1. The lower soundproof gasket molding (255) screwed to the mounting tabs (258) formed on the inner wall of the soundproof gasket molding groove (254) has an elongated hole (256) And the height of the soundproof gasket molding (255) with the surface (11-2) of the door chamber (11) is adjustable.

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