JPH0440511U

JPH0440511U -

Info

Publication number: JPH0440511U
Application number: JP8255990U
Authority: JP
Priority date: 1990-08-02
Filing date: 1990-08-02
Publication date: 1992-04-07

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例による要部断面図
、第２図は第１図の矢印Ａ方向からみた一部平面
図、第３図はこの考案の他の実施例の要部断面図
、第４図は第３図の矢印Ｂ方向からみた止め金具
の拡大図、第５図は従来の防音装置の断面図、第
６図は第５図のものの要部断面図、第７図は第６
図の矢印Ｃ方向からみた一部平面図である。図中、１は変圧器本体、４は防音板、５は吸音
材、６は補強部材、７はパツク材、８はボルト、
１１はナツト、１２及び１２Ａは止め金具、１３
は補強部材である。なお、図中同一符号は同一又
は相当部分を示す。 Fig. 1 is a sectional view of a main part according to an embodiment of this invention, Fig. 2 is a partial plan view seen from the direction of arrow A in Fig. 1, and Fig. 3 is a sectional view of a main part of another embodiment of this invention. , Fig. 4 is an enlarged view of the stopper seen from the direction of arrow B in Fig. 3, Fig. 5 is a sectional view of a conventional soundproofing device, Fig. 6 is a sectional view of the main part of the one shown in Fig. 5, and Fig. 7 is 6th
It is a partial plan view seen from the arrow C direction of the figure. In the figure, 1 is the transformer body, 4 is a soundproof plate, 5 is a sound absorbing material, 6 is a reinforcing member, 7 is a packing material, 8 is a bolt,
11 is a nut, 12 and 12A are fasteners, 13
is a reinforcing member. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

In a soundproofing device that surrounds electrical equipment and combines soundproofing panels, there is a soundproofing board on the exterior, a reinforcing member placed inside the soundproofing board, and a bolt that can be freely attached and detached with a space between the reinforcing members. A soundproofing device comprising a short metal fitting which can be attached, and which locks a sound absorbing material wrapped in a pack material and holds it inside a soundproofing panel.