JPH01163258U

JPH01163258U -

Info

Publication number: JPH01163258U
Application number: JP6018388U
Authority: JP
Priority date: 1988-05-06
Filing date: 1988-05-06
Publication date: 1989-11-14

Description

[Brief explanation of the drawing]

第１図は本考案に係るボールバルブの一例の縦
断側面図、第２図は同正面図、第３図は別の実施
例の縦断側面図である。１５…ボール、１６…ボールシート、１７…押
し板、２０…押し棒、２１…押しネジ。 FIG. 1 is a vertical side view of an example of a ball valve according to the present invention, FIG. 2 is a front view of the same, and FIG. 3 is a vertical side view of another embodiment. 15... Ball, 16... Ball seat, 17... Push plate, 20... Push rod, 21... Push screw.

Claims

[Claims for Utility Model Registration] (1) Openings 4 and 5 are provided at the center of opposing vertical walls 2 and 3 of the rectangular frame-shaped or square-shaped casing 1, and openings 4 and 5 are provided in the center of opposing side walls 6 and 7 within the casing. A rectangular tube-shaped or square-shaped inner body 1 having openings 8 and 9 at the top and a circular counterbore 11 at least at the upper opening.
0, and a ball 15 having an opening 14 in the center is loaded into the internal body with the ball 15 sandwiched between the ball sheet 16 and the push plate 17 from both sides, and the ball 15 is inserted into the opening 5 of one vertical wall 3 of the casing. A plurality of screw holes 18 are provided on the outer periphery, and a through hole 19 having a larger diameter than the screw holes is provided in the side wall 7 of the internal body inside the screw hole 18, so that the push rod 20 is brought into contact with the push plate 17 in the through hole. A push screw 21 is screwed into the screw hole from the outside, and a stem 22 is provided on the top of the ball 15, and a disc-shaped upper lid 23 and a cover 24 for the internal body are provided through the stem 22. Features a ball valve. (2) The ball valve according to claim (1), wherein sockets 26 and 27 are provided in the openings 4 and 5 of the vertical walls 2 and 3 of the casing. (3) The casing 1 and the cover 50 are made of metal, and the internal body 10, the ball 15, the ball seat 16, the stem 22, etc., and the sockets 26, 27 are made of metal and have excellent chemical resistance and contact resistance. 3. The ball valve according to claim 2, wherein the ball valve is made of tough engineering plastic. (4) Opposing vertical walls 31 of the square-shaped casing 30
, 32 are provided with circulation openings 33 and 34, and a ball receiver 35 is provided in the center of the bottom surface of the casing, and a ball 37 having an opening 36 in the center is inserted into the casing from both sides by a disc spring 38. a valve seat receiver 42 comprising a valve seat 41 biased by;
A plurality of screw holes 45 are provided on the outer periphery of the flow opening 34 in one vertical wall 32 of the casing, and a push rod 47 is inserted into the screw hole so that the tip thereof is inserted into the screw hole 45. A ball valve is provided airtightly in contact with a plate, and is characterized in that a stem 49 is provided above the ball 37, and a cover 50 is provided passing through the stem 49.