KR101010199B1 - Structure for sealing concentric control of butterfly valve - Google Patents

Structure for sealing concentric control of butterfly valve Download PDF

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Publication number
KR101010199B1
KR101010199B1 KR1020100062651A KR20100062651A KR101010199B1 KR 101010199 B1 KR101010199 B1 KR 101010199B1 KR 1020100062651 A KR1020100062651 A KR 1020100062651A KR 20100062651 A KR20100062651 A KR 20100062651A KR 101010199 B1 KR101010199 B1 KR 101010199B1
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South Korea
Prior art keywords
auxiliary
hole
screw
center
disk
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KR1020100062651A
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Korean (ko)
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김시화
이병훈
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공간이엔지(주)
주식회사 동아밸브
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/222—Shaping of the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/46—Attachment of sealing rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—Butterfly valves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)

Abstract

PURPOSE: A structure for a sealing concentric control of a butterfly valve is provided to simply and accurately locate a disk at the center of a valve body without disassembling a butterfly valve. CONSTITUTION: A structure for a sealing concentric control of a butterfly valve comprises a control bolt(320), a separation prevention member(330), a guide member(340), and a support member(350). The head(320b) of the control valve is inserted into the groove(311) formed at the center of an auxiliary rotary shat(310). The screw part(320a) and the end cutting surface(320c) of the control valve are arranged in the outer side of an auxiliary shaft(300). The separation prevention member has a first through hole(331) and first insertion holes(332). The guide member is adhered to the separation prevention member and is fixed to the first screw grooves(301) of the auxiliary shaft. The support member is adhered to the guide member and has a coupling hole(351) and third insertion holes(352).

Description

버터플라이 밸브의 실링동심조정구조{Structure for sealing concentric control of butterfly valve}Structure for sealing concentric control of butterfly valve

본 발명은 각종 용수(식수, 공업용수, 농업용수 등)를 공급 또는 단수하는데 사용되는 버터플라이 밸브의 실링동심조정구조에 관한 것으로, 더욱 상세하게는 버터플라이 밸브의 디스크 지지를 위한 보조축수부측에 보조회전축을 좌,우로 이동을 가능하게 하는 실링동심조정구조를 부설하여 수압에 의해 디스크 개폐시 실링이 몸체의 밸브시트에 끼어 손상되지 않도록 상기 디스크를 버터플라이 밸브 몸체 정중앙에 간단히 위치시킬 수 있도록 한 버터플라이 밸브의 실링동심조정구조에 관한 것이다.The present invention relates to a sealing concentric adjustment structure of a butterfly valve used for supplying or cutting off various types of water (drinking water, industrial water, agricultural water, etc.), and more particularly, on the auxiliary bearing part side for supporting a disk of a butterfly valve. A sealing concentric adjustment structure is provided to allow the auxiliary rotation shaft to move left and right so that the disk can be easily positioned in the center of the butterfly valve body so that the sealing does not get caught by the valve seat of the body when the disc is opened or closed by hydraulic pressure. The sealing concentric adjustment structure of the butterfly valve.

일반적으로 각종 용수를 공급 및 단수하는 버터플라이 밸브(Butterfly Valve)는 관압이 2∼7㎏/㎠의 상태에서 디스크를 열고 닫기 때문에 디스크에 걸리는 힘은 실로 대단하다. In general, a butterfly valve for supplying and cutting various waters has a great force on the disk because the disk opens and closes in a state of 2 to 7 kg / cm 2.

도 5는 종래 버터플라이 밸브의 구성을 보인 단면도로써, 버터플라이 밸브(1)는, 몸체(2) 내부의 밸브시트(3) 내에서 90°각도로 회전운동을 하여 각종 용수를 공급 및 단수하는 기능을 갖는 디스크(10)의 중심면 양쪽에 주회전축(20)과 보조회전축(30)의 내단부를 주고정핀(13)과 보조고정핀(14)으로 고정한다.5 is a cross-sectional view showing the configuration of a conventional butterfly valve, the butterfly valve 1 is a rotary motion at a 90 ° angle in the valve seat 3 inside the body 2 to supply and cut various water Inner end portions of the main rotating shaft 20 and the auxiliary rotating shaft 30 are provided on both sides of the center surface of the disk 10 having a function, and are fixed by the fixing pin 13 and the auxiliary fixing pin 14.

그리고 상기 주회전축(20)과 보조회전축(30)의 각 외단부는 몸체(2)의 양측에 형성된 주축수부(4)와 보조축수부(5)에 축설하며, 상기 주회전축(20)의 외단부는 감속장치(7)에 결합되어 구동축의 회전력을 전달받게 되고, 상기 보조회전축(30)의 외단부는 커버(8)에 의해 밀폐되어 견고하게 설치된다.And each outer end of the main shaft 20 and the auxiliary rotary shaft 30 is arranged in the main shaft bearing portion 4 and the auxiliary shaft bearing portion 5 formed on both sides of the body (2), the outer of the main rotary shaft 20 The end is coupled to the reduction device 7 to receive the rotational force of the drive shaft, the outer end of the auxiliary rotary shaft 30 is sealed by the cover 8 is installed firmly.

이때 상기 주회전축(20)과 주축수부(4) 그리고 보조회전축(30)과 보조축수부(5)의 사이에는 기밀을 유지하기 위한 방수부재(40)가 결합되며, 상기 방수부재(40)는 V패킹과 어댑터 등으로 구성됨은 주지와 같다.At this time, between the main rotating shaft 20 and the main shaft bearing portion 4 and the auxiliary rotating shaft 30 and the auxiliary bearing portion 5 is combined with a waterproof member 40 for maintaining airtightness, the waterproof member 40 is It is well known that V-packing and adapters are configured.

또한, 상기 디스크(10)의 외주연에는 패킹에 의해 실링(11)이 결합되는바, 상기 실링(11)은 밸브시트(3)의 내주연과 기밀을 유지하며 설치되어 디스크(10)가 수직상으로 회전되었을 때 용수의 흐름을 완벽하게 차단하게 된다.In addition, the outer periphery of the disk 10 is coupled to the seal 11 by packing, the seal 11 is installed while maintaining the inner periphery and airtight of the valve seat 3 so that the disk 10 is vertical When rotated up, it completely blocks the flow of water.

그러나 상기와 같은 구조로 제공되는 버터플라이 밸브(1)의 경우 보조축수부(5)의 보조회전축(30) 부위가 커버(8)에 의해 완전 밀폐된 상태로 제공되기 때문에 수압이 걸리는 경우 디스크(10) 개폐시 실링(11)이 몸체(2)의 밸브시트(3)에 끼어 손상되는 현상이 발생하게 된다.However, in the butterfly valve 1 having the above structure, since the part of the auxiliary rotating shaft 30 of the auxiliary bearing part 5 is provided in a completely sealed state by the cover 8, when the hydraulic pressure is applied to the disc ( 10) When the opening and closing of the seal 11 is caught in the valve seat 3 of the body 2 is a phenomenon occurs.

상기한 문제가 발생되는 경우 상기 발생된 틈 사이로 누수현상이 발생되기 때문에 종래에는 디스크(10) 조정작업을 위해 버터플라이 밸브(1) 각 부분을 분리하여 보수작업을 실시하고는 있으나 작업이 매우 까다롭고 번거로운 문제점이 있었다.When the above problem occurs, since water leakage occurs between the gaps, conventionally, each part of the butterfly valve 1 is separated and repaired to adjust the disk 10, but the work is very difficult. There was a troublesome and cumbersome problem.

한편, 본 출원인은 버터플라이 밸브와 관련하여 특허등록 제609397호를 안출한 바 있다.On the other hand, the applicant has proposed a patent registration No. 609397 with respect to the butterfly valve.

상기한 선등록의 내용은 밸브의 몸체 내부의 밸브시트 내에서 90°각도로 회전운동을 하는 디스크의 중심면 양측에 주회전축과 보조회전축의 내단부를 고정하며, 상기 주회전축과 보조회전축의 외단부는 몸체의 양측에 형성된 주축수부와 보조축수부에 축설하고, 주회전축의 외단부 끝단은 구동축의 회전력을 감속하는 감속장치에 연결하여, 구동축의 회전에 의해 디스크가 회전하며 각종 용수를 공급 및 단수시키는 통상의 버터플라이 밸브에 있어서,The content of the pre-registration is to fix the inner ends of the main shaft and the auxiliary rotation shaft on both sides of the center surface of the disk to rotate the 90 ° angle in the valve seat inside the valve body, the outer end of the main shaft and the auxiliary rotation shaft The main shaft is formed on both sides of the main shaft portion and the auxiliary shaft portion, the outer end of the main shaft is connected to the deceleration device for reducing the rotational force of the drive shaft, the disk rotates by the rotation of the drive shaft to supply and supply various water In a conventional butterfly valve,

상기 보조회전축의 외단부 끝단에 형성되는 제1수스플라인과;A first male spline formed at an end of an outer end of the auxiliary rotating shaft;

상기 보조축수부에 다수개의 볼트로 고정되며, 보조회전축이 관통하는 관통공이 형성되고, 상기 보조회전축의 외주연에 구성되는 방수부재를 고정하는 보조플랜지와;An auxiliary flange fixed to the auxiliary shaft by a plurality of bolts and having a through hole through which the auxiliary rotating shaft penetrates, and fixing a waterproof member formed at an outer circumference of the auxiliary rotating shaft;

상기 보조플랜지와 다수개의 볼트 및 너트에 의해 결합하는 연장플랜지가 형성되고, 내부에 제2암스플라인이 형성된 캡과;A cap having an extension flange coupled to the auxiliary flange by a plurality of bolts and nuts, and having a second arm spline formed therein;

상기 캡의 제2암스플라인과 대응하는 제2수스플라인이 외면에 형성되고, 그 내면에 보조회전축의 제1수스플라인과 대응하는 제1암스플라인이 형성된 고정부재와;A fixing member having a second male spline corresponding to the second female spline of the cap formed on an outer surface thereof, and having a first female spline corresponding to the first male spline of the auxiliary rotating shaft formed therein;

상기 고정부재를 캡의 내부에서 보조회전축 방향으로 전진 또는 후진시키며 제1수스플라인과 제1암스플라인의 결합을 제어하는 제어수단으로 이루어진 것을 특징으로 하는 버터플라이 밸브의 디스크 고정장치이다.The fixed member is a disk fixing device of the butterfly valve, characterized in that consisting of the control means for controlling the coupling of the first male spline and the first arm spline forward or backward in the direction of the auxiliary rotation axis.

상기한 선출원의 경우 보조축수부의 개량에 관한 것이나 보조축수부의 보조회전축을 스플라인구조로 가공해야만 하고 보조플랜지, 스플라인구조의 고정부재 또한 상기 고정구조가 수용되는 스플라인구조의 캡 및 핸들로 이루어져 매우 복잡한 조립구조를 취하고 있을 뿐만 아니라 특히, 상기한 선출원은 디스크를 다양한 각도로 회전시키거나 고정하기 위해 안출된 것이어서 본 발명이 추구하는 디스크의 좌,우 조정구조와는 제공목적이 매우 상이하다. In the case of the above-mentioned application, the auxiliary shaft bearing part has to be improved, but the auxiliary shaft of the auxiliary shaft bearing part must be processed into a spline structure, and the auxiliary flange and the spline structure fixing member also consist of a cap and a handle of the spline structure in which the fixing structure is accommodated. In addition to taking the structure, in particular, the above-described application is devised to rotate or fix the disk at various angles, so the purpose of providing the disk is very different from the left and right adjusting structure of the disk.

본 발명은 상기와 같은 문제점을 해소하기 위하여 창안된 것으로, 버터플라이 밸브의 디스크 지지를 위한 보조축수부측에 보조회전축을 좌,우로 이동을 가능하게 하는 실링동심조정구조를 부설하여 수압에 의해 디스크 개폐시 실링이 몸체의 밸브시트에 끼어 손상되지 않도록 상기 디스크를 버터플라이 밸브 몸체 정중앙에 간단히 위치시킬 수 있도록 함을 그 목적으로 한다.The present invention was devised to solve the above problems, by installing a sealing concentric adjustment structure that allows the auxiliary rotation shaft to move left and right on the auxiliary shaft bearing side for supporting the disk of the butterfly valve, opening and closing the disk by hydraulic pressure. The purpose is to allow the disc to be simply positioned in the center of the butterfly valve body so that the seal does not get caught in the valve seat of the body.

상기와 같은 과제를 해결하기 위한 본 발명에 따른 버터플라이 밸브의 실링동심조정구조는, 밸브의 몸체 내부의 밸브시트 내에서 90°각도로 회전운동을 하는 디스크의 중심면 양측에 주회전축과 보조회전축의 내단부를 고정하며, 상기 주회전축과 보조회전축의 외단부는 몸체의 양측에 형성된 주축수부와 보조축수부에 축설하고, 주회전축의 외단부 끝단은 구동부의 회전력을 감속하는 감속장치에 연결하여 상기 구동부의 회전에 의해 디스크가 회전하며 각종 용수를 공급 및 단수시키며, 상기 디스크 지지를 위한 보조축수부측에 수밀유지를 위해 디스크 개폐시 실링이 몸체의 밸브시트에 끼어 손상되지 않도록 보조축수부의 내측에 회전 가능하게 수용되는 보조회전축을 좌,우로 이동을 가능하게 하여 상기 디스크를 버터플라이 밸브 몸체 정중앙에 위치시킬 수 있도록 하는 것에 있어서,
상기 보조축수부의 측면에 형성되는 제1나사홈 및 보조회전축의 측면 중앙에 형성되는 자리홈, 그리고 상기 자리홈의 둘레에 형성되는 제2나사홈과,
상기 자리홈에 머리부가 삽입됨과 동시에 나사부와 단부의 컷팅면이 보조축수부의 외측으로 배치되어 조절너트가 나사부에 체결되는 조절볼트와,
상기 조절볼트의 나사부가 관통되는 제1통공이 중앙에 형성되고 상기 제1통공의 주위에 제1삽입공이 형성되어 상기 제1삽입공으로 제1렌치볼트가 삽입됨과 동시에 보조회전축의 제2나사홈에 체결 고정되는 이탈방지부재와,
상기 이탈방지부재에 밀착 설치되고 일측면 중앙에 보조회전축의 좌,우 이동이 가능하도록 상기 보조회전축의 직경을 상회하는 크기의 조절공간부가 마련되며 조절볼트의 나사부가 관통되는 제2통공이 중앙에 형성됨과 동시에 상기 제2통공의 주위에 제2나사공 및 제2나사공의 주위에 제2삽입공이 형성되어 상기 제2삽입공에 제2렌치볼트가 삽입된 상태로 보조축수부의 제1나사홈에 체결 고정되는 가이드부재와,Sealing concentric adjustment structure of the butterfly valve according to the present invention for solving the above problems, the main rotation axis and the auxiliary rotation shaft on both sides of the center surface of the disk to rotate the rotation angle 90 degrees in the valve seat inside the valve body Fixing an inner end of the main shaft and the outer end of the auxiliary shaft is installed in the main shaft and the auxiliary shaft formed on both sides of the body, the outer end of the main shaft is connected to the reduction device for reducing the rotational force of the drive unit The disk rotates by the rotation of the drive unit, and supplies and cuts various kinds of water, and rotates inside the auxiliary bearing part so that the seal is not caught by the valve seat of the body when the disk is opened and closed for watertightness to the auxiliary bearing part for supporting the disk. The disc can be moved to the center of the butterfly valve body by allowing the auxiliary rotary shaft to be moved to the left and right. In order to be able to position them,
A first screw groove formed on the side of the auxiliary bearing part and a seat groove formed at the center of the side of the auxiliary rotating shaft, and a second screw groove formed around the seat groove;
And the head is inserted into the seat groove at the same time the cutting surface of the threaded portion and the end is arranged to the outer side of the secondary bearing portion adjustment bolt that the adjustment nut is fastened to the threaded portion,
A first through hole through which the screw part of the adjustment bolt passes is formed in the center, and a first insertion hole is formed around the first hole so that the first wrench bolt is inserted into the first insertion hole and simultaneously into the second screw groove of the auxiliary rotating shaft. A separation prevention member which is fastened and fixed,
It is installed in close contact with the separation prevention member and provided with a control space having a size larger than the diameter of the auxiliary rotating shaft in the center of one side to enable the left, right movement of the auxiliary rotating shaft and the second through hole through the screw portion of the adjusting bolt in the center And a second insertion hole is formed around the second through hole and around the second through hole, and the first screw groove of the auxiliary bearing part is inserted with the second wrench bolt inserted into the second insertion hole. Guide member is fastened to the fixed,

상기 가이드부재에 밀착 설치되고 조절볼트의 나사부가 체결되는 체결공이 중앙에 형성되며 상기 체결공의 주위에 가이드부재의 제2나사공과 일치되는 제3삽입공이 형성되어 상기 제3삽입공과 제2나사공으로 제3렌치볼트의 나선부가 순차 삽입됨과 동시에 체결 고정되는 지지부재가 포함되어 구성되는 것을 특징으로 한다.A fastening hole is installed in close contact with the guide member and the screw portion of the adjustment bolt is fastened to the center. A third insertion hole is formed around the fastening hole to coincide with the second screw hole of the guide member. Spiral portion of the third wrench bolt is characterized in that it comprises a support member that is inserted and fixed at the same time.

본 발명에 따른 버터플라이 밸브의 실링동심조정구조에 의하면, 수압에 의해 디스크가 좌측 및 우측으로 밀려 실링이 몸체의 밸브시트에 끼어 손상되는 현상이 발생될 경우 버터플라이 밸브를 힘들게 분해하지 않더라도 그 즉시 가이드부재에 체결 고정된 커버부재와 조절볼트에 체결된 조절너트를 분리시킨 후 조절볼트 단부의 컷팅면을 이용하여 몽키, 스패너와 같은 공구로 조절볼트를 조이거나 풀어서 이탈방지부재에 의해 연결 고정된 보조회전축을 가이드부재의 일측면 중앙에 형성된 조절공간부를 따라 좌,우로 이동 조정하여 디스크를 몸체의 정중앙에 간단히 위치시켜 버터플라이 밸브의 정상적인 운전이 가능하도록 신속히 조치할 수 있는 이점이 있다.According to the sealing concentric adjustment structure of the butterfly valve according to the present invention, when the disk is pushed to the left and right by water pressure and the sealing is caught in the valve seat of the body and damage occurs, even if the butterfly valve is not difficult to disassemble immediately After separating the cover member fastened to the guide member and the adjustment nut fastened to the adjustment bolt, use the cutting surface at the end of the adjustment bolt to tighten or loosen the adjustment bolt with a tool such as a monkey or spanner. The auxiliary rotating shaft is moved to the left and right along the control space formed in the center of one side of the guide member to adjust the position simply in the center of the body simply has the advantage that can be quickly acted to enable the normal operation of the butterfly valve.

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도 1은 본 발명에 따른 버터플라이 밸브의 정면구성도
도 2는 본 발명에 따른 실링동심조정구조의 분리상태도
도 3은 본 발명에 따른 실링동심조정구조의 조립상태 단면구성도
도 4는 본 발명에 따른 실링동심조정구조의 동작상태를 보인 단면구성도
도 5는 종래 버터플라이 밸브의 정면구성도1 is a front configuration diagram of a butterfly valve according to the present invention
Figure 2 is a separated state of the sealing concentric adjustment structure according to the present invention
Figure 3 is a cross-sectional configuration of the assembled state of the sealing concentric adjustment structure according to the present invention
Figure 4 is a cross-sectional view showing the operating state of the sealing concentric adjustment structure according to the present invention
5 is a front configuration diagram of a conventional butterfly valve

이하, 본 발명에 따른 버터플라이 밸브의 실링동심조정구조의 바람직한 실시예를 첨부도면을 참조로 상세히 설명하면 다음과 같다.Hereinafter, a preferred embodiment of the sealing concentric adjustment structure of the butterfly valve according to the present invention will be described in detail with reference to the accompanying drawings.

첨부도면 도 1은 본 발명에 따른 버터플라이 밸브의 정면구성도이고, 도 2는 본 발명에 따른 실링동심조정구조의 분리상태도이며, 도 3은 본 발명에 따른 실링동심조정구조의 조립상태 단면구성도이고, 도 4는 본 발명에 따른 실링동심조정구조의 동작상태를 보인 단면구성도이다.1 is a front configuration diagram of a butterfly valve according to the present invention, Figure 2 is a separated state of the sealing concentric adjustment structure according to the present invention, Figure 3 is an assembled state cross-sectional configuration of the sealing concentric adjustment structure according to the present invention 4 is a cross-sectional view showing an operating state of the sealing concentric adjusting structure according to the present invention.

도면중 미설명 부호 700은 부싱을 나타낸다.In the drawing, reference numeral 700 denotes a bushing.

본 발명에 따른 버터플라이 밸브의 실링동심조정구조(A)는, 밸브의 몸체(100) 내부의 밸브시트 내에서 90°각도로 회전운동을 하는 디스크(400)의 중심면 양측에 주회전축(210)과 보조회전축(310)의 내단부를 고정하며, 상기 주회전축(210)과 보조회전축(310)의 외단부는 몸체(100)의 양측에 형성된 주축수부(200)와 보조축수부(300)에 축설하고, 주회전축(210)의 외단부 끝단은 구동부의 회전력을 감속하는 감속장치(600)에 연결하여 상기 구동부의 회전에 의해 디스크(400)가 회전하며 각종 용수를 공급 및 단수시키며, 상기 디스크(400) 지지를 위한 보조축수부(300)측에 수밀유지를 위해 디스크(400) 개폐시 실링(410)이 몸체(100)의 밸브시트에 끼어 손상되지 않도록 보조축수부(300)의 내측에 회전 가능하게 수용되는 보조회전축(310)을 좌,우로 이동을 가능하게 하여 상기 디스크(400)를 버터플라이 밸브 몸체(100) 정중앙에 위치시킬 수 있도록 하는 것에 있어서,Sealing concentric adjustment structure (A) of the butterfly valve according to the present invention, the main rotating shaft 210 on both sides of the center surface of the disk 400 to rotate at a 90 ° angle in the valve seat inside the body 100 of the valve ) And an inner end of the auxiliary rotating shaft 310, the outer end of the main rotating shaft 210 and the auxiliary rotating shaft 310 to the main shaft bearing portion 200 and the auxiliary shaft bearing portion 300 formed on both sides of the body 100; And the outer end of the main rotating shaft 210 is connected to a deceleration device 600 that decelerates the rotational force of the driving unit, and the disk 400 rotates by the rotation of the driving unit to supply and cut various kinds of water. (400) In the inner side of the auxiliary bearing portion 300 so that the sealing 410 is caught in the valve seat of the body 100 when the disc 400 is opened and closed for watertight maintenance on the side of the auxiliary bearing portion 300 for supporting. The auxiliary rotation shaft 310 that is rotatably accommodated to the left and right to move the According to which the network (400) so as to perfectly centered butterfly valve body (100),

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상기 보조축수부(300)의 측면에 형성되는 제1나사홈(301) 및 보조회전축(310)의 측면 중앙에 형성되는 자리홈(311), 그리고 상기 자리홈(311)의 둘레에 형성되는 제2나사홈(312)과,The first screw groove 301 formed on the side of the auxiliary bearing portion 300 and the seat groove 311 formed in the center of the side of the auxiliary rotary shaft 310, and the first groove formed in the periphery of the seat groove 311 2 thread groove (312),

상기 자리홈(311)에 머리부(320b)가 삽입됨과 동시에 나사부(320a)와 단부의 컷팅면(320c)이 보조축수부(300)의 외측으로 배치되어 조절너트(324)가 나사부(320a)에 체결되는 조절볼트(320)와,The head part 320b is inserted into the seat groove 311 and the thread part 320a and the cutting surface 320c at the end are disposed outside the auxiliary bearing part 300 so that the adjusting nut 324 is the thread part 320a. Adjusting bolt 320 is fastened to,

상기 조절볼트(320)의 나사부(320a)가 관통되는 제1통공(331)이 중앙에 형성되고 상기 제1통공(331)의 주위에 제1삽입공(332)이 형성되어 상기 제1삽입공(332)으로 제1렌치볼트(321)가 삽입됨과 동시에 보조회전축(310)의 제2나사홈(312)에 체결 고정되는 이탈방지부재(330)와,A first through hole 331 through which the screw portion 320a of the adjusting bolt 320 penetrates is formed in the center, and a first insertion hole 332 is formed around the first through hole 331 to allow the first insertion hole to be formed. At the same time as the first wrench bolt 321 is inserted into (332) and the separation prevention member 330 is fastened and fixed to the second screw groove 312 of the auxiliary rotary shaft 310,

상기 이탈방지부재(330)에 밀착 설치되고 일측면 중앙에 보조회전축(310)의 좌,우 이동이 가능하도록 상기 보조회전축(310)의 직경을 상회하는 크기의 조절공간부(345)가 마련되며 조절볼트(320)의 나사부(320a)가 관통되는 제2통공(341)이 중앙에 형성됨과 동시에 상기 제2통공(341)의 주위에 제2나사공(344) 및 제2나사공(344)의 주위에 제2삽입공(342)이 형성되어 상기 제2삽입공(342)에 제2렌치볼트(322)가 삽입된 상태로 보조축수부(300)의 제1나사홈(301)에 체결 고정되는 가이드부재(340)와,It is installed in close contact with the separation preventing member 330 and the control space portion 345 having a size larger than the diameter of the auxiliary rotating shaft 310 is provided to enable left and right movement of the auxiliary rotating shaft 310 in the center of one side. A second through hole 341 through which the screw portion 320a of the adjustment bolt 320 penetrates is formed at the center thereof, and a second screw hole 344 and a second screw hole 344 around the second through hole 341. The second insertion hole 342 is formed around the fastening to the first screw groove 301 of the auxiliary bearing part 300 with the second wrench bolt 322 inserted into the second insertion hole 342. Guide member 340 is fixed,

상기 가이드부재(340)에 밀착 설치되고 조절볼트(320)의 나사부(320a)가 체결되는 체결공(351)이 중앙에 형성되며 상기 체결공(351)의 주위에 가이드부재(340)의 제2나사공(344)과 일치되는 제3삽입공(352)이 형성되어 상기 제3삽입공(352)과 제2나사공(344)으로 제3렌치볼트(325)의 나선부가 순차 삽입됨과 동시에 체결 고정되는 지지부재(350)가 포함되어 구성된다.A fastening hole 351, which is installed in close contact with the guide member 340 and to which the screw part 320a of the adjustment bolt 320 is fastened, is formed in the center and the second of the guide member 340 is surrounded by the fastening hole 351. A third insertion hole 352 is formed to coincide with the screw hole 344 so that the spiral portion of the third wrench bolt 325 is sequentially inserted into the third insertion hole 352 and the second screw hole 344 and fastened simultaneously. It is configured to include a support member 350 is fixed.

또한 본 발명은 상기 실링조정부위의 외관향상 및 오염방지를 위해 일측면 중앙에 수용공간부(361)가 마련되며 주위에 제4삽입공(362)이 형성된 커버부재(360)를 구비하되, 가이드부재(340)의 제2삽입공(342)의 주위에 제1나사공(343)을 형성하는 한편, 체결볼트(323)의 나선부를 커버부재(360)의 제4삽입공(362)에 삽입함과 동시에 가이드부재(340)의 제1나사공(343)에 체결 고정하도록 하고 있다.In addition, the present invention is provided with a cover member 360 is provided with a receiving space portion 361 at the center of one side in order to improve the appearance of the sealing adjustment portion and to prevent contamination, the fourth insertion hole 362 is formed around the guide, The first screw hole 343 is formed around the second insertion hole 342 of the member 340, while the spiral portion of the fastening bolt 323 is inserted into the fourth insertion hole 362 of the cover member 360. At the same time, the first screw hole 343 of the guide member 340 is fastened and fixed.

본 발명은 밸브의 몸체(100) 내부의 밸브시트 내에서 90°각도로 회전운동을 하는 디스크(400)의 중심면 양측에 주회전축(210)과 보조회전축(310)의 내단부를 고정하며, 상기 주회전축(210)과 보조회전축(310)의 외단부는 몸체(100)의 양측에 형성된 주축수부(200)와 보조축수부(300)에 축설하고, 주회전축(210)의 외단부 끝단은 구동부의 회전력을 감속하는 감속장치(600)에 연결하여, 상기 구동부의 회전에 의해 디스크(400)가 회전하며 각종 용수를 공급 및 단수시키는 통상의 버터플라이 밸브구조는 그대로 유지하기로 한다.The present invention is fixed to the inner end of the main rotating shaft 210 and the auxiliary rotating shaft 310 on both sides of the central surface of the disk 400 to rotate the 90 ° angle in the valve seat inside the valve body 100, the The outer ends of the main rotating shaft 210 and the auxiliary rotating shaft 310 are installed in the main shaft bearing portion 200 and the auxiliary shaft bearing portion 300 formed on both sides of the body 100, and the outer end of the main rotating shaft 210 is the driving portion. Connected to the deceleration device 600 for reducing the rotational force of the drive, the disk 400 is rotated by the rotation of the drive unit and the conventional butterfly valve structure for supplying and cutting various water will be maintained as it is.

다만, 본 발명은 버터플라이 밸브의 디스크(400) 지지를 위한 보조축수부(300)측에 보조회전축(310)을 좌,우로 이동을 가능하게 하는 실링동심조정구조(A)를 부설하여 수밀에 위해 디스크(400) 개폐시 실링(410)이 몸체(100)의 밸브시트에 끼어 손상되지 않도록 상기 디스크(400)를 버터플라이 밸브 몸체(100) 정중앙에 간단히 위치시킬 수 있도록 하고 있는 것이다.However, the present invention provides a sealing concentric adjustment structure (A) to allow the auxiliary rotation shaft 310 to move left and right on the auxiliary shaft bearing portion 300 side for supporting the disk 400 of the butterfly valve to the watertight seal. In order to prevent the disk 400 from being opened and closed, the sealing 410 is caught in the valve seat of the body 100 so that the disk 400 can be easily positioned at the center of the butterfly valve body 100.

본 발명에 따른 버터플라이 밸브의 실링동심조정구조(A)의 조립에 대하여 설명하면 다음과 같다.Referring to the assembly of the sealing concentric adjustment structure (A) of the butterfly valve according to the present invention.

본 발명은 보조축수부(300)의 측면에 제1나사홈(301)을 형성하되, 보조회전축(310)의 측면 중앙에 자리홈(311) 및 상기 자리홈(311)의 둘레에 제2나사홈(312)을 형성하여 상기 자리홈(311)에 조절볼트(320)의 머리부(320b)를 끼우게 된다.The present invention forms a first screw groove 301 on the side of the auxiliary bearing portion 300, the second screw around the seat groove 311 and the seat groove 311 in the center of the side of the auxiliary rotary shaft 310 The groove 312 is formed to fit the head 320b of the adjustment bolt 320 to the seat groove 311.

한편, 상기와 같은 상태로 조절볼트(320)를 위치시키게 되면 조절볼트(320)의 나사부(320a)에 이탈방지부재(330)의 제1통공(331)을 끼운 상태에서 제1렌치볼트(321)를 제1삽입공(332)에 삽입함과 동시에 제1렌치볼트(321)의 선단부를 보조회전축(310)의 제2나사홈(312)에 체결하여 이탈방지부재(330)를 보조회전축(310)에 밀착 설치하게 된다.On the other hand, when the adjustment bolt 320 is positioned in the same state as described above, the first wrench bolt 321 is inserted in the first hole 331 of the separation preventing member 330 into the threaded portion 320a of the adjustment bolt 320. ) Is inserted into the first insertion hole 332 and the front end of the first wrench bolt 321 is fastened to the second screw groove 312 of the auxiliary rotary shaft 310 to the separation preventing member 330 by the auxiliary rotary shaft ( 310 is installed in close contact.

이와 같이 이탈방지부재(330)를 보조회전축(310)에 설치하게 되면, 다시 조절볼트(320)의 나사부(320a)에 가이드부재(340)의 제2통공(341)을 끼운 상태에서 제2렌치볼트(322)를 제2삽입공(342)에 삽입함과 동시에 제2렌치볼트(322)의 선단부를 보조축수부(300)의 제1나사홈(301)에 체결하여 가이드부재(340)를 이탈방지부재(330)에 밀착 설치하게 된다.When the separation preventing member 330 is installed on the auxiliary rotation shaft 310 as described above, the second wrench in the state where the second hole 341 of the guide member 340 is inserted into the screw part 320a of the adjustment bolt 320 again. The bolt 322 is inserted into the second insertion hole 342, and at the same time, the tip portion of the second wrench bolt 322 is fastened to the first screw groove 301 of the auxiliary bearing 300 to secure the guide member 340. It is installed in close contact with the separation prevention member 330.

또한 상기 가이드부재(340)의 설치가 완료되면, 조절볼트(320)의 나사부(320a)를 지지부재(350)의 체결공(351)에 체결한 상태에서 지지부재(350)의 외측으로 인출된 조절볼트(320)의 나사부(320a)에 조절너트(324)를 체결함과 동시에 지지부재(350)의 제3삽입공(352)에 제3렌치볼트(325)를 삽입하여 상기 제3렌치볼트(325)의 선단부를 가이드부재(340)의 제2나사공(344)에 체결하게 되며, 마지막으로 커버부재(360)를 가이드부재(340)쪽으로 밀착시킨 상태에서 상기 커버부재(360)의 제4삽입공(362)에 체결볼트(323)의 선단부를 삽입함과 동시에 상기 체결볼트(323)의 선단부를 가이드부재(340)의 제1나사공(343)에 체결 고정하여 조립을 완료하게 되는 것이다.In addition, when the installation of the guide member 340 is completed, the screw portion 320a of the adjustment bolt 320 is drawn out to the outside of the support member 350 in a state of fastening to the fastening hole 351 of the support member 350. The third wrench bolt 325 is inserted into the third insertion hole 352 of the support member 350 by fastening the adjusting nut 324 to the screw portion 320a of the adjusting bolt 320. The front end of the cover 325 is fastened to the second screw hole 344 of the guide member 340. Finally, the cover member 360 is pressed against the guide member 340. 4 Insert the tip of the fastening bolt 323 into the insertion hole 362 and at the same time to fasten the front end of the fastening bolt 323 to the first screw hole 343 of the guide member 340 to complete the assembly will be.

본 발명에서와 같은 실링동심조정구조(A)를 버터플라이 밸브의 보조축수부(300)측에 적용하게 되면, 수압에 의해 디스크(400)가 좌측 및 우측으로 밀려 실링(410)이 몸체(100)의 밸브시트에 끼어 손상되는 현상이 발생될 경우 버터플라이 밸브를 힘들게 분해하지 않더라도 도 4에서와 같이 그 즉시 체결볼트(323)를 풀어서 커버부재(360)를 분리한 다음 지지부재(350)의 외측으로 노출된 조절너트(324)를 풀어서 분리한 후 조절볼트(320)의 단부에 양면 또는 4면으로 형성되는 컷팅면(320c)을 이용하여 몽키, 스패너와 같은 공구로 조절볼트(320)를 조이거나 풀어서 이탈방지부재(330)에 의해 연결 고정된 보조회전축(310)을 가이드부재(340)의 일측면 중앙에 형성된 조절공간부(345)를 따라 좌,우로 이동 조정하여 디스크(400)를 몸체(100)의 정중앙에 간단히 위치시켜 버터플라이 밸브의 정상적인 운전이 가능하도록 신속히 조치할 수 있게 되는 것이다. 이때, 커버부재(360)가 분리된 상태에서 조절볼트(320)로부터 조절너트(324)를 풀어서 분리한 후 조절볼트(320) 단부의 컷팅면(320c)을 이용하여 몽키, 스패너와 같은 공구로 조절볼트(320)를 시계방향으로 돌려서 조이면 이탈방지부재(330)에 의해 연결 고정된 보조회전축(310)이 당겨지게 되어 가이드부재(340)의 일측면 중앙에 형성된 조절공간부(345)를 따라 좌측으로 이동하게 되고, 이와 반대로 커버부재(360)가 분리된 상태에서 조절볼트(320)로부터 조절너트(324)를 풀어서 분리한 후 조절볼트(320)를 반시계방향으로 돌려서 풀면 이탈방지부재(330)에 의해 연결 고정된 보조회전축(310)이 밀리게 되어 가이드부재(340)의 일측면 중앙에 형성된 조절공간부(345)를 따라 우측으로 이동하게 되는 것으로, 지지부재(350)에 체결된 조절볼트(320)의 나사부(320a) 이동에 의해 조절볼트(320)와 연결 고정된 보조회전축(310)이 이탈방지부재(330)와 함께 가이드부재(340)의 조절공간부(345)를 따라 좌측 또는 우측으로 동시에 이동하게 되므로 디스크(400)를 몸체(100)의 정중앙에 간단히 위치시킬 수 있도록 조정할 수 있는 것이다.When applying the sealing concentric adjustment structure (A) as in the present invention to the auxiliary bearing portion 300 side of the butterfly valve, the disk 400 is pushed to the left and right by the hydraulic pressure, the sealing 410 is the body 100 If a phenomenon occurs that is caught by the valve seat of the) even if the butterfly valve is not difficult to disassemble, as shown in Figure 4 immediately loosen the fastening bolt 323 to remove the cover member 360 and then the support member 350 After loosening and separating the adjustment nut 324 exposed to the outside, using a cutting surface 320c formed on both sides or four sides at the end of the adjustment bolt 320, the adjustment bolt 320 is a tool such as a monkey or spanner. The disk 400 is moved by adjusting the auxiliary rotation shaft 310 fixed by the separation preventing member 330 by tightening or loosening along the control space 345 formed at the center of one side of the guide member 340. Simply placed in the center of the body 100 butterfly It will be able to prompt action to enable normal operation of the valve. At this time, in the state in which the cover member 360 is separated, the control nut 324 is released and separated from the adjusting bolt 320, and then, using a tool such as a monkey and a spanner by using the cutting surface 320c at the end of the adjusting bolt 320. When the adjustment bolt 320 is tightened by turning clockwise, the auxiliary rotation shaft 310 fixed by the separation preventing member 330 is pulled along the control space 345 formed at the center of one side of the guide member 340. On the contrary, in the state in which the cover member 360 is separated, the control nut 324 is released from the adjustment bolt 320 and then separated. Then, the adjustment bolt 320 is rotated counterclockwise to release. Auxiliary rotation shaft 310 is fixed by the 330 is pushed to move to the right along the control space 345 formed in the center of one side of the guide member 340, fastened to the support member 350 Tightening by moving the screw part 320a of the adjusting bolt 320 The auxiliary rotating shaft 310 fixed to the bolt 320 is moved along the control space 345 of the guide member 340 together with the separation preventing member 330 at the same time to the left or right at the same time the disk 400 body It can be adjusted so that it can be easily positioned in the center of the (100).

또한, 본 발명은 조절볼트(320)와 조절너트(324)의 노출부위가 평상시에는 구비된 커버부재(360)에 의해 밀폐상태에 놓이게 됨으로써 이물질의 침투로 인한 오염의 우려가 없을 뿐 아니라 심플한 외관을 유지할 수 있는 장점도 있다.In addition, the present invention is exposed to the control bolt 320 and the adjustment nut 324 is normally placed in a closed state by the cover member 360 provided, there is no fear of contamination due to the infiltration of foreign matter as well as a simple appearance There is also an advantage to maintain.

이상에서와 같이 본 발명은 특정의 바람직한 실시예를 들어 도시하고 설명하였으나, 상기한 실시예에 한정하는 것은 아니며, 본 발명의 기술적 요지를 변경하지 않는 범위 내에서 단순한 설계변경이나 관용수단의 치환 등의 경우에도 본 발명의 보호범위에 속함을 분명히 한다.As described above, the present invention has been illustrated and described with reference to specific preferred embodiments, but is not limited to the above-described embodiments, and simple design changes and substitution of conventional means within the scope not changing the technical gist of the present invention. It is also clear that the case belongs to the protection scope of the present invention.

300 : 보조축수부 301 : 제1나사홈
310 : 보조회전축 311 : 자리홈
312 : 제2나사홈 320 : 조절볼트
320a : 나사부 320b : 머리부
320c : 컷팅면 321 : 제1렌치볼트
322 : 제2렌치볼트 323 : 체결볼트
324 : 조절너트 325 : 제3렌치볼트
330 : 이탈방지부재 331 : 제1통공
332 : 제1삽입공 340 : 가이드부재
341 : 제2통공 342 : 제2삽입공
343 : 제1나사공 344 : 제2나사공
345 : 조절공간부 350 : 지지부재
351 : 체결공 352 : 제3삽입공
360 : 커버부재 361 : 수용공간부
362 : 제4삽입공300: auxiliary bearing part 301: first screw groove
310: auxiliary rotation shaft 311: seat groove
312: second thread groove 320: adjustment bolt
320a: screw portion 320b: head portion
320c: cutting surface 321: first wrench bolt
322: second wrench bolt 323: fastening bolt
324: adjusting nut 325: third wrench bolt
330: departure preventing member 331: first through
332: first insertion hole 340: guide member
341: second hole 342: second insertion hole
343: 1st thread 344: 2nd thread
345: control space 350: support member
351: fastening hole 352: third insertion hole
360: cover member 361: receiving space
362: 4th insertion hole

Claims (3)

밸브의 몸체(100) 내부의 밸브시트 내에서 90°각도로 회전운동을 하는 디스크(400)의 중심면 양측에 주회전축(210)과 보조회전축(310)의 내단부를 고정하며, 상기 주회전축(210)과 보조회전축(310)의 외단부는 몸체(100)의 양측에 형성된 주축수부(200)와 보조축수부(300)에 축설하고, 주회전축(210)의 외단부 끝단은 구동부의 회전력을 감속하는 감속장치(600)에 연결하여 상기 구동부의 회전에 의해 디스크(400)가 회전하며 각종 용수를 공급 및 단수시키며, 상기 디스크(400) 지지를 위한 보조축수부(300)측에 수밀유지를 위해 디스크(400) 개폐시 실링(410)이 몸체(100)의 밸브시트에 끼어 손상되지 않도록 보조축수부(300)의 내측에 회전 가능하게 수용되는 보조회전축(310)을 좌,우로 이동을 가능하게 하여 상기 디스크(400)를 버터플라이 밸브 몸체(100) 정중앙에 위치시킬 수 있도록 하는 것에 있어서,
상기 보조축수부(300)의 측면에 형성되는 제1나사홈(301) 및 보조회전축(310)의 측면 중앙에 형성되는 자리홈(311), 그리고 상기 자리홈(311)의 둘레에 형성되는 제2나사홈(312)과,
상기 자리홈(311)에 머리부(320b)가 삽입됨과 동시에 나사부(320a)와 단부의 컷팅면(320c)이 보조축수부(300)의 외측으로 배치되어 조절너트(324)가 나사부(320a)에 체결되는 조절볼트(320)와,
상기 조절볼트(320)의 나사부(320a)가 관통되는 제1통공(331)이 중앙에 형성되고 상기 제1통공(331)의 주위에 제1삽입공(332)이 형성되어 상기 제1삽입공(332)으로 제1렌치볼트(321)가 삽입됨과 동시에 보조회전축(310)의 제2나사홈(312)에 체결 고정되는 이탈방지부재(330)와,
상기 이탈방지부재(330)에 밀착 설치되고 일측면 중앙에 보조회전축(310)의 좌,우 이동이 가능하도록 상기 보조회전축(310)의 직경을 상회하는 크기의 조절공간부(345)가 마련되며 조절볼트(320)의 나사부(320a)가 관통되는 제2통공(341)이 중앙에 형성됨과 동시에 상기 제2통공(341)의 주위에 제2나사공(344) 및 제2나사공(344)의 주위에 제2삽입공(342)이 형성되어 상기 제2삽입공(342)에 제2렌치볼트(322)가 삽입된 상태로 보조축수부(300)의 제1나사홈(301)에 체결 고정되는 가이드부재(340)와,
상기 가이드부재(340)에 밀착 설치되고 조절볼트(320)의 나사부(320a)가 체결되는 체결공(351)이 중앙에 형성되며 상기 체결공(351)의 주위에 가이드부재(340)의 제2나사공(344)과 일치되는 제3삽입공(352)이 형성되어 상기 제3삽입공(352)과 제2나사공(344)으로 제3렌치볼트(325)의 나선부가 순차 삽입됨과 동시에 체결 고정되는 지지부재(350)가 포함되어 구성되는 것을 특징으로 하는 버터플라이 밸브의 실링동심조정구조.Fixing the inner ends of the main rotating shaft 210 and the auxiliary rotating shaft 310 on both sides of the center surface of the disk 400 to rotate the 90 ° angle in the valve seat inside the valve body 100, the main rotating shaft ( 210 and the outer end of the auxiliary rotary shaft 310 is installed in the main shaft bearing portion 200 and the auxiliary shaft bearing portion 300 formed on both sides of the body 100, the outer end of the main rotary shaft 210 is the rotational force of the drive unit The disk 400 is rotated by the rotation of the drive unit by connecting to the deceleration device 600 which decelerates, and various kinds of water are supplied and cut, and the watertight oil is maintained on the auxiliary bearing part 300 side for supporting the disk 400. In order to prevent the disk 400 from opening and closing, the sealing 410 is moved to the left and right of the auxiliary rotation shaft 310 rotatably accommodated inside the auxiliary bearing part 300 so that the sealing is not caught by the valve seat of the body 100. So that the disk 400 can be located in the center of the butterfly valve body 100 In so that
The first screw groove 301 formed on the side of the auxiliary bearing portion 300 and the seat groove 311 formed in the center of the side of the auxiliary rotary shaft 310, and the first groove formed in the periphery of the seat groove 311 2 thread groove (312),
The head part 320b is inserted into the seat groove 311 and the thread part 320a and the cutting surface 320c at the end are disposed outside the auxiliary bearing part 300 so that the adjusting nut 324 is the thread part 320a. Adjusting bolt 320 is fastened to,
A first through hole 331 through which the screw portion 320a of the adjusting bolt 320 penetrates is formed in the center, and a first insertion hole 332 is formed around the first through hole 331 to allow the first insertion hole to be formed. At the same time as the first wrench bolt 321 is inserted into (332) and the separation prevention member 330 is fastened and fixed to the second screw groove 312 of the auxiliary rotary shaft 310,
It is installed in close contact with the separation preventing member 330 and the control space portion 345 having a size larger than the diameter of the auxiliary rotating shaft 310 is provided to enable left and right movement of the auxiliary rotating shaft 310 in the center of one side. A second through hole 341 through which the screw portion 320a of the adjustment bolt 320 penetrates is formed at the center thereof, and a second screw hole 344 and a second screw hole 344 around the second through hole 341. The second insertion hole 342 is formed around the fastening to the first screw groove 301 of the auxiliary bearing part 300 with the second wrench bolt 322 inserted into the second insertion hole 342. Guide member 340 is fixed,
A fastening hole 351, which is installed in close contact with the guide member 340 and to which the screw part 320a of the adjustment bolt 320 is fastened, is formed in the center and the second of the guide member 340 is surrounded by the fastening hole 351. A third insertion hole 352 is formed to coincide with the screw hole 344 so that the spiral portion of the third wrench bolt 325 is sequentially inserted into the third insertion hole 352 and the second screw hole 344 and fastened simultaneously. Sealing concentric adjustment structure of the butterfly valve, characterized in that comprises a support member 350 is fixed. 삭제delete 삭제delete
KR1020100062651A 2010-06-30 2010-06-30 Structure for sealing concentric control of butterfly valve KR101010199B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101913299B1 (en) * 2017-06-23 2018-10-30 한전산업개발 주식회사 Disc Position Detecting Apparatus of Butterfly Valve
CN109469767A (en) * 2019-01-14 2019-03-15 上海万丰船舶设备有限公司 Three way rotary valve of compensation sealing is adjusted than pressure

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Publication number Priority date Publication date Assignee Title
KR20030030716A (en) * 2001-10-12 2003-04-18 주식회사 하이닉스반도체 A method of forming pattern for measuring overlay in exposing process of semiconductor device
KR200330716Y1 (en) * 2003-07-31 2003-10-17 주식회사현대밸브 A shaft bearing structure for butterfly valve

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030030716A (en) * 2001-10-12 2003-04-18 주식회사 하이닉스반도체 A method of forming pattern for measuring overlay in exposing process of semiconductor device
KR200330716Y1 (en) * 2003-07-31 2003-10-17 주식회사현대밸브 A shaft bearing structure for butterfly valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101913299B1 (en) * 2017-06-23 2018-10-30 한전산업개발 주식회사 Disc Position Detecting Apparatus of Butterfly Valve
CN109469767A (en) * 2019-01-14 2019-03-15 上海万丰船舶设备有限公司 Three way rotary valve of compensation sealing is adjusted than pressure
CN109469767B (en) * 2019-01-14 2024-03-01 上海万丰重科实业股份有限公司 Pressure-regulating compensation sealing three-way rotary valve

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