JP2841144B2 - Construction method of anechoic chamber and shield room and radio wave absorber unit - Google Patents
Construction method of anechoic chamber and shield room and radio wave absorber unitInfo
- Publication number
- JP2841144B2 JP2841144B2 JP4129434A JP12943492A JP2841144B2 JP 2841144 B2 JP2841144 B2 JP 2841144B2 JP 4129434 A JP4129434 A JP 4129434A JP 12943492 A JP12943492 A JP 12943492A JP 2841144 B2 JP2841144 B2 JP 2841144B2
- Authority
- JP
- Japan
- Prior art keywords
- radio wave
- wave absorber
- anechoic chamber
- holes
- absorber unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Building Environments (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、電波暗室（外界からの
電波侵入を防止すると共に室内での電波反射を防止した
部屋）及びシールドルーム（外界からの電波侵入を防止
した部屋）の内壁面に迅速に電波吸収体を固定出来る様
にした電波暗室及びシールドルームの施工方法及び電波
吸収体ユニットに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an inner wall surface of an anechoic chamber (a room in which radio waves from the outside are prevented and the reflection of radio waves in the room is prevented) and a shield room (a room in which radio waves from the outside are prevented). More particularly, the present invention relates to a method for installing an anechoic chamber and a shielded room and a radio wave absorber unit capable of quickly fixing a radio wave absorber.
【０００２】[0002]
【従来の技術】従来、電波暗室及びシールドルーム（以
下、電波暗室と称する）の内壁面に固定される電波吸収
体としては、電波の種類により厚さ２５００ｍｍ〜３０
０ｍｍのウレタン（又はスチロール等）製ピラミッド吸
収体、又は無垢な平板状のフェライトタイルと約１００
０ｍｍ〜３００ｍｍの厚さのピラミッドの複合吸収体が
使用されていたが、内壁面の遮蔽板にこれらピラミッド
吸収体を固定するに際して１体づつ接着剤で固定してい
たために面倒であったり、手間を要し、且つ整列させる
ためには手間、神経を要する欠点を有していた。2. Description of the Related Art Conventionally, a radio wave absorber fixed to the inner wall surface of an anechoic chamber and a shield room (hereinafter referred to as an anechoic chamber) has a thickness of 2500 mm to 30 mm depending on the type of radio wave.
0mm urethane (or styrene etc.) pyramid absorber or solid flat ferrite tile and about 100
Pyramid composite absorbers having a thickness of 0 mm to 300 mm have been used, but when these pyramid absorbers are fixed to the shielding plate on the inner wall surface one by one with an adhesive, it is troublesome or troublesome. However, there is a drawback that it takes time and effort to align.
【０００３】又、ピラミッド吸収体の固定に際して接着
剤を使用し、且つ壁面より内部へ突出し重心が前方に位
置するために、接着剤の使用により湿式工法となり接着
剤の乾燥硬化までの時間が必要となったり、位置ズレ防
止及び密着性を維持するためにピラミッド吸収体の固定
等の手当、補助が必要となる欠点を有していた。In addition, since an adhesive is used for fixing the pyramid absorber, and the center of gravity is located forward, protruding from the wall surface to the inside, the use of the adhesive results in a wet method, requiring time for the adhesive to dry and harden. In addition, there has been a drawback in that care and assistance such as fixing of the pyramid absorber are required in order to prevent misalignment and maintain adhesion.
【０００４】[0004]
【発明が解決しようとする課題】本発明は、湿式工法の
欠点である手間、時間を必要とせず迅速な固定を可能に
すると共に、電波吸収体の形状に起因する固定時の手
間、手当、整列時の手間を要せず簡易に施工出来る様に
した電波暗室及びシールドルームの施工方法及び電波吸
収体ユニットを提供せんとするものである。DISCLOSURE OF THE INVENTION The present invention enables the quick fixing without the labor and time, which are the drawbacks of the wet method, and the labor, allowance, and time required for fixing due to the shape of the radio wave absorber. An object of the present invention is to provide a construction method of an anechoic chamber and a shield room and a radio wave absorber unit which can be easily constructed without the trouble of alignment.
【０００５】[0005]
【課題を解決するための手段】本発明は、上記従来技術
に基づく、ピラミッド吸収体は内方に突出して取扱いが
面倒、１体づつ固定せねばならない面倒、整列、位置決
めに手間を要する課題、及び湿式工法のために時間と固
定の手当が必要な課題に鑑み、予めベース板上に接着剤
で複数の電波吸収体を固定すると共に、ベース板の所定
位置に複数の取付孔を穿設して電波吸収体ユニットを製
作し、一方電波暗室の内壁面に遮蔽板を取付けると共
に、該遮蔽板の所定位置に複数の螺子孔を設け、電波吸
収体ユニットを螺子で固定することによって、複数の電
波吸収体を整列させて地上で固定し、この様に予め製作
された電波吸収体ユニットを使用して乾式工法で電波暗
室の内壁面に固定する様にして、上記課題を解決せんと
したものである。SUMMARY OF THE INVENTION The present invention is based on the above-mentioned prior art, in which the pyramid absorber protrudes inward and is cumbersome to handle, and has to be fixed one by one. In view of the problem that time and fixing allowances are required for the wet construction method, a plurality of radio wave absorbers are fixed on the base plate in advance with an adhesive, and a plurality of mounting holes are drilled at predetermined positions on the base plate. By manufacturing a radio wave absorber unit, a shield plate is attached to the inner wall surface of the radio wave anechoic chamber, a plurality of screw holes are provided at predetermined positions of the shield plate, and the radio wave absorber unit is fixed with screws, thereby forming a plurality of radio wave absorber units. The above problems were solved by arranging the radio wave absorbers and fixing them on the ground, and fixing them to the inner wall of the anechoic chamber by the dry method using the radio wave absorber unit manufactured in advance in this way It is.
【０００６】[0006]
【作用】本発明にあっては、工場等の外部で電波吸収体
を固定した電波吸収体ユニットを予め製作し、又電波吸
収体ユニットのベース板と電波暗室の遮蔽板に取付孔及
び螺子孔を夫々設け、螺子を使用して電波暗室に電波吸
収体ユニットを取付けるのである。According to the present invention, a radio wave absorber unit in which a radio wave absorber is fixed outside a factory or the like is manufactured in advance, and mounting holes and screw holes are formed in a base plate of the radio wave absorber unit and a shield plate of an anechoic chamber. Are provided, and the radio wave absorber unit is attached to the radio wave anechoic chamber using screws.
【０００７】[0007]
【実施例】以下本発明の一実施例を図面に基づいて説明
すると、１、１ａ…はフェライト製で多数の四角状の孔
２、２ａ…を穿設したグリッド（格子）状の電波吸収体
であり、複数の電波吸収体１、１ａ…を所定強度の鉄板
・パネル等のベース板３上に耐熱性の接着剤４（例えば
変性シリコン系弾性接着剤）で９個整列固定して１ブロ
ックの電波吸収体ユニット５、５ａ…と成している。
又、電波吸収体１、１ａ…の孔２、２ａ…の対応位置で
ベース板３に複数の取付孔６、６ａ…を穿設している。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.
.., 1a... Are made of ferrite and have many square holes.
A grid-shaped radio wave absorber with 2, 2a ...
AndpluralThe radio wave absorbers 1, 1a,.
A heat-resistant adhesive 4 (for example, on a base plate 3 such as a panel)
Align and fix 9 pieces with modified silicone elastic adhesive)
Radio wave absorber units 5, 5a ...Has formed.
Also, at positions corresponding to the holes 2, 2a... Of the radio wave absorbers 1, 1a.
Base plate 3Are provided with a plurality of mounting holes 6, 6a.
【０００８】尚、本発明に係る電波吸収体１、1a…はそ
の材質特性並びに形状により効率良く電波吸収し、この
電波吸収作用により発熱するために接着剤４は耐熱性と
成している。The radio wave absorbers 1, 1a,... According to the present invention efficiently absorb radio waves due to their material properties and shape, and generate heat by this radio wave absorption action, so that the adhesive 4 has heat resistance.
【０００９】次に本発明に係る電波暗室及びシールドル
ームの施工方法及び電波吸収体ユニットの作用について
説明すると、複数の電波吸収体１、1a…を固定した電波
吸収体ユニット５、5a…は電波暗室７内でなく工場等の
外部で予め製作し、又電波暗室７の内壁面８に外部から
の電波侵入を遮断する鉄板等の遮蔽板９を固定し、該遮
蔽板９の所定位置、即ちベース板３の取付孔６、6a…と
同一位置に複数の螺子孔10、10a …或いは螺子11、11a
…より若干小径の小孔を設け、該螺子孔10、10a …とベ
ース板３の取付孔６、6a…を合致させて螺子11、11a …
を螺入して乾式工法で電波暗室７の内壁面８の遮蔽板９
に１ブロック毎の電波吸収体ユニット５、5a…を取付固
定する。Next, the method of constructing the anechoic chamber and shield room and the operation of the radio wave absorber unit according to the present invention will be described. The radio wave absorber units 5, 5a. It is manufactured in advance outside the factory or the like instead of in the dark room 7, and a shielding plate 9 such as an iron plate for blocking the invasion of radio waves from the outside is fixed to the inner wall surface 8 of the anechoic chamber 7. A plurality of screw holes 10, 10a... Or screws 11, 11a are provided at the same positions as the mounting holes 6, 6a.
Are provided with slightly smaller holes, and the screw holes 10, 10a are aligned with the mounting holes 6, 6a of the base plate 3, so that the screws 11, 11a are formed.
Into the shield wall 9 of the inner wall surface 8 of the anechoic chamber 7 by the dry method.
Are mounted and fixed for each block.
【００１０】[0010]
【発明の効果】要するに本発明は、多数の四角状の孔
２、２ａ…を穿設したグリッド状の複数の電波吸収体
１、１ａ…を、ベース板３上に接着剤４で固定すると共
に、電波吸収体１、１ａ…の孔２、２ａ…の対応位置で
ベース板３に複数の取付孔６、６ａ…を穿設したので、
ベース板３上に電波吸収体１、１ａ…を固定するに際し
てその製作場所が限定されないために簡易に整列固定、
製作出来、同様に取付孔６、６ａ…の穿設も工場等で容
易に出来、更に、取付孔６、６ａ…の穿設位置は電波吸
収体１、１ａ…の孔２、２ａ…の対応位置と成している
ことにより、穿設作業を容易と成すことが出来たり、穿
設作業と同様に内壁面８への取付作業も容易と成すこと
が出来、従って電波暗室７以外の工場等で電波吸収体ユ
ニット５、５ａ…を予め製作することが出来る。 In summary, the present invention provides a large number of rectangular holes.
A plurality of grid-shaped radio wave absorbers in which 2, 2a.
Are fixed on the base plate 3 with an adhesive 4.
At the positions corresponding to the holes 2, 2a... Of the radio wave absorbers 1, 1a.
Since a plurality of mounting holes 6, 6a... Are formed in the base plate 3 ,
When the radio wave absorbers 1, 1a,... Are fixed on the base plate 3, they are easily aligned and fixed because the manufacturing place is not limited.
The mounting holes 6, 6a... Can be easily formed in a factory or the like, and the mounting positions of the mounting holes 6, 6a.
.. Correspond to the holes 2, 2a.
This makes drilling easier and
Installation work on the inner wall 8 should be easy as well as installation work.
Is possible, therefore the radio wave absorber unit 5,5a ... can be prefabricated at anechoic chamber 7 other than the factory or the like.
【００１１】又、電波暗室７及びシールドルームの内壁
面８に遮蔽板９を取付けたので、外部からの電波侵入を
防止出来、又遮蔽板９の所定位置に複数の螺子孔１０、
１０ａ…を設けたので、電波暗室７内に異物突出がない
状態で電波吸収体ユニット５、５ａ…の取付位置を設定
したり、螺子孔１０、１０ａ…を設けることが出来、又
予め製作された請求項１の電波吸収体ユニット５、５ａ
…のベース板３の取付孔６、６ａ…と遮蔽板９の螺子孔
１０、１０ａ…を螺子１１、１１ａ…で固定したので、
電波暗室７の遮蔽板９に電波吸収体ユニット５、５ａ…
を固定するに際して乾式工法を行うことが出来、又螺子
１１、１１ａ…の螺着作業を電波吸収体１、１ａ…の四
角状の孔２、２ａ…の位置で容易に行うことが出来、従
って従来の課題であった形状による取扱いの面倒さ、１
体づつ取扱う面倒さ、位置決めに要する手間、湿式工法
の乾燥時間と固手の手当を要する課題を全て排除するこ
とが出来る等その実用的効果甚だ大なるものである。Further, since the shielding plate 9 is attached to the anechoic chamber 7 and the inner wall surface 8 of the shield room, it is possible to prevent radio waves from entering from outside, and a plurality of screw holes 10 are provided at predetermined positions of the shielding plate 9.
Are provided, the mounting position of the radio wave absorber units 5, 5a... Can be set in a state where no foreign matter projects in the radio wave anechoic chamber 7, and the screw holes 10, 10a. The radio wave absorber units 5, 5a according to claim 1.
, And the mounting holes 6, 6a of the base plate 3 and the screw holes of the shielding plate 9.
... , 10a ... are fixed with screws 11, 11a ...
The radio wave absorber units 5, 5a,.
Can be done by dry method when fixing
The operation of screwing 11, 11a...
.. Can be easily performed at the positions of the square holes 2, 2a...
The practical effects are enormous, such as eliminating the troublesome handling of the body, the labor required for positioning, the drying time of the wet construction method, and the problem of requiring a firm hand.
【図１】本発明に係る電波吸収体ユニットの正面図であ
る。FIG. 1 is a front view of a radio wave absorber unit according to the present invention.
【図２】電波暗室の概略斜視図である。FIG. 2 is a schematic perspective view of an anechoic chamber.
【図３】電波暗室の内壁面に電波吸収体ユニットを固定
した状態の要部断面図である。FIG. 3 is a sectional view of a main part in a state where a radio wave absorber unit is fixed to an inner wall surface of an anechoic chamber.
１、１ａ… 電波吸収体２、２ａ… 孔 ３ ベース板 ４ 接着剤 ５、５ａ… 電波吸収体ユニット ６、６ａ… 取付孔 ７ 電波暗室 ８ 内壁面 ９ 遮蔽板 １０、１０ａ… 螺子孔 １１、１１ａ… 螺子1, 1a ... radio wave absorber 2, 2a ... hole 3 base plate 4 adhesive 5, 5a ... radio wave absorber unit 6, 6a ... mounting hole 7 radio wave anechoic chamber 8 inner wall surface 9 shielding plate 10, 10a ... screw hole 11, 11a … Screw
フロントページの続き (56)参考文献 特開 昭56−85899（ＪＰ，Ａ) 特開 昭56−73678（ＪＰ，Ａ) 実開 昭62−146806（ＪＰ，Ｕ) 実公 昭63−13285（ＪＰ，Ｙ２) (58)調査した分野(Int.Cl.6，ＤＢ名) E04B 1/92 H05K 9/00Continuation of the front page (56) References JP-A-56-85899 (JP, A) JP-A-56-73678 (JP, A) JP-A 62-146806 (JP, U) JP-A 63-13285 (JP) , Y2) (58) Fields investigated (Int. Cl. 6 , DB name) E04B 1/92 H05K 9/00
Claims (2)
の複数の電波吸収体を、ベース板上に接着剤で固定する
と共に、電波吸収体の孔の対応位置でベース板に複数の
取付孔を穿設したことを特徴とする電波吸収体ユニッ
ト。1. A grid having a large number of square holes.
The multiple radio wave absorbers on the base plate with adhesive
And a plurality of mounting holes formed in the base plate at positions corresponding to the holes of the radio wave absorber.
遮蔽板を取付けると共に、該遮蔽板の所定位置に複数の
螺子孔を設け、予め製作された請求項１の電波吸収体ユ
ニットのベース板の取付孔と遮蔽板の螺子孔を螺子で固
定したことを特徴とする請求項１の電波暗室及びシール
ドルームの施工方法。2. The base plate of the radio wave absorber unit according to claim 1, wherein a shield plate is attached to inner wall surfaces of the anechoic chamber and the shield room, and a plurality of screw holes are provided at predetermined positions of the shield plate. 2. The method for constructing an anechoic chamber and a shield room according to claim 1, wherein the mounting holes and the screw holes of the shielding plate are fixed with screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4129434A JP2841144B2 (en) | 1992-04-22 | 1992-04-22 | Construction method of anechoic chamber and shield room and radio wave absorber unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4129434A JP2841144B2 (en) | 1992-04-22 | 1992-04-22 | Construction method of anechoic chamber and shield room and radio wave absorber unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05295811A JPH05295811A (en) | 1993-11-09 |
| JP2841144B2 true JP2841144B2 (en) | 1998-12-24 |
Family
ID=15009388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4129434A Expired - Lifetime JP2841144B2 (en) | 1992-04-22 | 1992-04-22 | Construction method of anechoic chamber and shield room and radio wave absorber unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2841144B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2590549Y2 (en) * | 1992-04-10 | 1999-02-17 | 株式会社トーキン | Anechoic chamber |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5673678A (en) * | 1979-11-16 | 1981-06-18 | Nippon Asbestos Co Ltd | Construction of electric wave absorbing wall body |
| JPS5685899A (en) * | 1979-12-14 | 1981-07-13 | Tdk Electronics Co Ltd | Method and device for shielding radio wave dark chamber |
| JPH0425452Y2 (en) * | 1986-03-10 | 1992-06-18 | ||
| JPS6313285U (en) * | 1986-04-10 | 1988-01-28 |
-
1992
- 1992-04-22 JP JP4129434A patent/JP2841144B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05295811A (en) | 1993-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1167646B1 (en) | Anechoic structural elements and chamber | |
| US5286318A (en) | Method of forming EMI shielded enclosures, EMI shielded enclosures and EMI shields | |
| JP2841144B2 (en) | Construction method of anechoic chamber and shield room and radio wave absorber unit | |
| JPH0661680A (en) | Working method of radio wave anechoic enclosure and shield room, and radio wave absorbent unit | |
| JP2634085B2 (en) | Satellite | |
| KR200374840Y1 (en) | smoke alarm | |
| JPH066556Y2 (en) | Electromagnetic shield panel joining device | |
| WO1999041961A1 (en) | Method for attaching radio wave absorber and structure for attaching the same | |
| JP2853079B2 (en) | Anechoic chamber | |
| SU1738970A1 (en) | Removable floor | |
| JP2729658B2 (en) | Honeycomb panel | |
| JP2969772B2 (en) | Anechoic chamber | |
| JP2547256Y2 (en) | Electronic equipment | |
| EP0902612B1 (en) | Seam structure for enclosures | |
| JPH01233798A (en) | Electromagnetic shielding material and panel | |
| JPH0746643Y2 (en) | Sound absorber | |
| JP2612658B2 (en) | Panel structure connection structure | |
| JPH0349516A (en) | Plate | |
| JP2005032781A (en) | Auxiliary attachment of radio wave absorber | |
| JPH0544273A (en) | Radio wave absorbing panel for glass curtain wall | |
| NL8401200A (en) | Ventilation panel for electromagnetically screened rooms - is solid metal casting drilled to form matrix of air channels with flange for electrical connection | |
| JPH1113167A (en) | Wall panel and building using it | |
| JPH058717Y2 (en) | ||
| JPH01210692A (en) | Floor fixing plate for mounting case body | |
| JPH0119449Y2 (en) |