JPS62165542U

JPS62165542U -

Info

Publication number: JPS62165542U
Application number: JP5394886U
Authority: JP
Priority date: 1986-04-10
Filing date: 1986-04-10
Publication date: 1987-10-21

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例に係るリークテス
タの斜視図、第２図は同リークテスタの平面図、
第３図は同リークテスタの正面図、第４図は同リ
ークテスタの照明止め具の第２図における―
線断面図、第５図は同照明止め具の第２図におけ
る―線断面図、第６図Ａは同リークテスタの
照明灯の側面図、第６図Ｂは同照明灯の正面図、
第７図は第２実施例に係るリークテスタの正面図
、第８図は同リークテスタの要部の拡大断面図、
第９図は同リークテスタの要部の説明図、第１０
図は第３実施例に係るリークテスタの正面図、第
１１図は同リークテスタの要部の拡大正面図、第
１２図は本考案の変形例に係るリークテスタの斜
視図であり、Ａ図は平面型リークテスタ、Ｂ図は
直線内コーナーリークテスタ、Ｃ図は直線外型コ
ーナーリークテスタ、Ｄ図は外隅型リークテスタ
、Ｅ図は内隅型リークテスタの夫々斜視図である
。１０…ケーシング、１０Ｂ…真空系孔部、１２
…照明止め具、１４…照明灯、１４Ａ…ランプ、
１４Ｂ…照明灯本体、１４Ｅ…弾力クランプ、１
６…パツキング、１８…被検査体、１８Ａ…被検
査体の溶接部、２８…真空ポンプ、３６…吸着パ
ツキング、３６Ａ…吸着パツキングの凹部、３６
Ｂ…吸着パツキングの通路、４０…磁石、４２…
ブラケツト、４６…弾性体、４８…スイツチ、５
０…可動磁石。 FIG. 1 is a perspective view of a leak tester according to a first embodiment of the present invention, and FIG. 2 is a plan view of the same leak tester.
Figure 3 is a front view of the same leak tester, and Figure 4 is the illumination stopper of the same leak tester in Figure 2.
5 is a cross-sectional view taken along the line - in FIG. 2 of the lighting fixture, FIG. 6A is a side view of the illumination light of the leak tester, and FIG. 6B is a front view of the illumination light.
FIG. 7 is a front view of the leak tester according to the second embodiment, and FIG. 8 is an enlarged sectional view of the main parts of the leak tester.
Figure 9 is an explanatory diagram of the main parts of the leak tester, Figure 10
The figure is a front view of a leak tester according to the third embodiment, FIG. 11 is an enlarged front view of the main parts of the same leak tester, FIG. 12 is a perspective view of a leak tester according to a modification of the present invention, and figure A is a planar type. Figure B is a perspective view of a straight-line corner leak tester, Figure C is a straight-out corner leak tester, Figure D is an outer corner leak tester, and Figure E is a perspective view of an inner corner leak tester. 10...Casing, 10B...Vacuum system hole, 12
...Lighting stopper, 14...Lighting lamp, 14A...Lamp,
14B...Lighting lamp body, 14E...Elastic clamp, 1
6... Packing, 18... Test object, 18A... Welded part of test object, 28... Vacuum pump, 36... Suction packing, 36A... Recessed part of suction packing, 36
B...Adsorption packing passage, 40...Magnet, 42...
Bracket, 46...Elastic body, 48...Switch, 5
0...Movable magnet.

Claims

[Claims for Utility Model Registration] (1) A box-shaped casing that communicates with a vacuum system, has an opening edge that comes into contact with an object to be inspected, and has a transparent portion formed at least in part, and an opening in the casing. It is characterized by having a packing provided on the edge and sealing the inside of the casing in close contact with the object to be inspected, and a lighting device detachably provided on the outside of the transparent part of the casing. leak tester. (2) The leak tester according to claim 1, wherein a recess is formed in the suction surface of the packing with the object to be inspected, and the recess is connected to a vacuum system. (3) The leak tester according to claim 1, wherein a pair of magnets are provided on a pair of mutually opposing side plates of the casing. (4) The leak tester according to claim 1, wherein the entire surface of the casing is made of a transparent material.