KR101886306B1 - Explosion-proof housing for motor - Google Patents

Explosion-proof housing for motor Download PDF

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Publication number
KR101886306B1
KR101886306B1 KR1020170024060A KR20170024060A KR101886306B1 KR 101886306 B1 KR101886306 B1 KR 101886306B1 KR 1020170024060 A KR1020170024060 A KR 1020170024060A KR 20170024060 A KR20170024060 A KR 20170024060A KR 101886306 B1 KR101886306 B1 KR 101886306B1
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South Korea
Prior art keywords
explosion
shaft
motor
closing
main body
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KR1020170024060A
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Korean (ko)
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고일섭
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(주)현태엔지니어링
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008—Mechanical means
    • F16K37/0016—Mechanical means having a graduated scale

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)

Abstract

The present invention relates to an explosion-proof box for a motor, which is used as a peripheral device for a combustion system such as an industrial boiler, wherein a non-explosion-proof motor (110) is disposed inside a main housing (120) to be fixed on a bottom surface of the main housing (120) for explosion-proofness; a connection shaft (130) is installed into a shaft hole (125) formed on one side (121) of the main housing (120) to be able to rotate; and a driving shaft (111) of the non-explosion-proof motor (110) is connected to the connection shaft (130); and an explosion-proof cover (140) is connected to the main housing (120) by a plurality of bolts (141) in order to cover the non-explosion-proof motor (110). Furthermore, a scale (150) indicating the extent of opening/closing of an adjustment valve (200) is displayed on the side (121) of the main housing (120) having the shaft hole (125); one end of a linkage (160) and an indicator (170) are joined to a front connection unit (131) of the connection shaft (130); the other end of the linkage (160) is connected to the adjustment valve (200) to make the connection shaft (130) perform angular rotation in a regular or reverse direction by means of the non-explosion-proof motor (110); and the indicator (170) is rotated along with the connection shaft (130) when the amount of opening/closing of the adjustment valve (200) is adjusted by the linkage (160) connected to the connection shaft (130), thereby making the indicator (170) display the amount of opening/closing of the adjustment valve (200) on the scale (150). According to the present invention, it is possible to check whether an amount of opening/closing of an adjustment valve is correctly controlled by a control unit.

Description

모터용 방폭함{EXPLOSION-PROOF HOUSING FOR MOTOR}Explosion proof box for motor {EXPLOSION-PROOF HOUSING FOR MOTOR}

본 발명은 산업용 보일러 등과 같은 연소 시스템의 주변기기로 사용되는 모터용 방폭함에 관한 것으로서, 보다 상세하게는 본체 하우징의 측면에 조절밸브의 개폐 정도를 나타내는 눈금자가 표시되고, 연결축에 링크기구의 일단과 지시계가 결합되는 모터용 방폭함에 관한 것이다.The present invention relates to an explosion-proof housing for a motor used as a peripheral device of a combustion system such as an industrial boiler, and more particularly, To an explosion-proof housing for a motor to which an indicator is coupled.

대한민국 특허 제10-1566813호(2015년 11월 2일, 등록)에 "방폭 모터"가 소개되어 있다.Korean Patent No. 10-1566813 (registered on November 2, 2015), "Explosion-proof motor" is introduced.

상기 방폭 모터는 모터가 방폭 하우징의 내부에 배치되어, 모터의 하부 플랜지부가 볼트에 의해 방폭 하우징의 바닥면에 형성된 레일에 고정되고, 방폭 하우징의 축구멍에 부싱이 체결되고, 부싱에 연결축이 회전 가능하게 장착되며, 연결축의 연결홈에 모터의 구동축이 선단 끼움부가 끼워져, 모터의 구동축이 연결축에 연결되고, 방폭 하우징에 방폭 커버가 다수개의 볼트에 의해 장착된다.Wherein the motor is disposed inside the explosion-proof housing, the lower flange portion of the motor is fixed to the rail formed on the bottom surface of the explosion-proof housing by bolts, the bushing of the yoke of the explosion-proof housing is fastened, And a drive shaft of the motor is inserted into a connection groove of the connection shaft so that the tip end of the drive shaft of the motor is inserted into the connection groove. The drive shaft of the motor is connected to the connection shaft and the explosion-proof cover is mounted to the explosion-

그러나, 상기 방폭 모터는 모터에 의해 가스 또는 공기 개폐밸브의 개폐정도를 작업자가 육안으로 확인할 수 없으며, 제어수단에 의한 제어량과 개폐량이 일치하는지 확인할 수 없는 단점이 있다.However, the explosion-proof motor is disadvantageous in that the operator can not visually confirm the degree of opening or closing of the gas or air opening / closing valve by the motor and can not confirm whether the control amount by the control means coincides with the opening / closing amount.

따라서, 본 발명의 목적은 본체 하우징의 측면에 조절밸브의 개폐 정도를 나타내는 눈금자가 표시되고, 연결축에 링크기구의 일단과 지시계가 결합되고, 링크기구의 타단이 조절밸브에 연결되어, 연결축에 연결된 링크기구(linkage)에 의해 조절밸브의 개폐량을 조절하게 될 때, 지시계가 연결축과 함께 회전되어, 지시계가 조절밸브의 개폐량을 눈금자에 가리키게 됨으로써, 작업자가 외부에서 조절밸브의 개폐정도를 확인할 수 있을 뿐만 아니라, 산업용 보일러 등과 같은 연소 시스템의 제어부에 디스플레이된 제어량과 실제 조절밸브의 개폐량을 비교할 수 있어, 조절밸브의 개폐량이 제어부에 의해 정확하게 제어되고 있는가를 확인할 수 있는 모터용 방폭함를 제공하는 것이다.Therefore, it is an object of the present invention to provide an apparatus and a method for controlling the opening and closing degree of a control valve, in which a scale indicating a degree of opening and closing of a control valve is displayed on a side surface of a main body housing, one end of a link mechanism is connected to a indicator, When the amount of opening / closing of the control valve is adjusted by a linkage connected to the control valve, the indicator is rotated together with the connecting shaft so that the indicator indicates the opening / closing amount of the control valve to the scale, It is possible to compare the control amount displayed on the control unit of the combustion system such as the industrial boiler with the actual opening amount of the control valve so that it is possible to confirm whether the control amount of the control valve is accurately controlled by the control unit. .

상기와 같은 목적을 달성하기 위한 본 발명에 따른 모터용 방폭함은, 비방폭 모터가 방폭을 위한 본체 하우징의 내부에 배치되어 바닥면에 고정되고, 본체 하우징의 어느 한 측면에 형성된 축구멍에 연결축이 장착되어 비방폭 모터의 구동축에 연결되며, 비방폭 모터를 커버하도록 본체 하우징에 방폭 커버가 다수개의 볼트에 의해 결합되는 모터용 방폭함에 있어서, 축구멍이 형성된 본체 하우징의 측면에 조절밸브의 개폐 정도를 나타내는 눈금자가 표시되고, 연결축의 선단 연결부에 링크기구의 일단과 지시계가 결합되며, 링크기구의 타단이 조절밸브에 연결되어 비방폭 모터에 의해 연결축이 정방향 또는 역방향으로 각회전하게 되고, 연결축에 연결된 링크기구에 의해 조절밸브의 개폐량을 조절하게 될 때 지시계가 연결축과 함께 회전되어 지시계가 조절밸브의 개폐량을 눈금자에 가리키게 되며, 상기 연결축은 본체 하우징의 안쪽에 배치되는 일단에 사각홈이 형성되어 비방폭 모터의 구동축에 형성된 선단 사각 연결부가 연결되고, 본체 하우징의 바깥쪽에 배치되는 타단에 사각 단면의 선단 결합부가 형성되어 링크기구의 사각구멍과 지시계의 사각구멍이 각각 끼워지며, 상기 링크기구는 제 1 링크바의 일단이 연결축의 선단 결합부에 결합되어 연결축에 대해 직각으로 배치되고, 제 1 링크바의 타단에 제 2 링크바의 일단 연결부가 회전 가능하게 연결되며, 제 2 링크바의 타단 연결부가 제 3 링크바의 선단에 회전 가능하게 연결되고, 제 3 링크바의 타단이 조절밸브에 직각으로 연결되도록 구성한 것이다.In order to achieve the above object, according to the present invention, there is provided an explosion-proof casing for a motor, the non-explosion-proof motor being disposed inside a main body housing for explosion- And an explosion-proof cover connected to a drive shaft of the non-explosion-proof motor, the explosion-proof cover being coupled to the main body housing by a plurality of bolts, the explosion- And the other end of the link mechanism is connected to the control valve so that the connection shaft rotates in the forward direction or the reverse direction by the non-directional motor, When the amount of opening / closing of the control valve is adjusted by the link mechanism connected to the connection shaft, the indicator is rotated together with the connection shaft, And the connecting shaft is connected to a rectangular connecting portion formed at a driving shaft of the non-driving motor and having a rectangular groove formed at one end thereof disposed inside the main body housing, and is disposed outside the main body housing And one end of the first link bar is coupled to the leading end engaging portion of the connecting shaft, and the one end of the first link bar is engaged with the leading end engaging portion of the connecting shaft at a right angle to the connecting shaft One end of the second link bar is rotatably connected to the other end of the first link bar and the other end of the second link bar is rotatably connected to the end of the third link bar, And the other end is connected to the control valve at a right angle.

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이것에 의해, 본 발명에 따른 모터용 방폭함는 작업자가 외부에서 조절밸브의 개폐량을 확인함으로써, 사용이 편리하고, 운전시간, 유지보수 및 시운전시간을 단축할 수 있으며, 산업용 보일러 등과 같은 연소 시스템의 제어부에 디스플레이된 제어량과 실제 조절밸브의 개폐량을 비교할 수 있어, 조절밸브의 개폐량이 제어부에 의해 정확하게 제어되고 있는가를 확인할 수 있는 효과가 있다.Thus, the explosion-proof housing for a motor according to the present invention can be easily used by checking the opening / closing amount of the control valve from the outside, and can shorten the operating time, maintenance and commissioning time, It is possible to check whether the amount of opening and closing of the regulating valve is accurately controlled by the control unit.

도 1은 본 발명에 따른 모터용 방폭함을 도시한 사시도
도 2는 본 발명에 따른 모터용 방폭함을 도시한 분해 사시도
도 3은 본 발명에 따른 모터용 방폭함을 도시한 단면도 및 일부 확대 상세도1 is a perspective view showing an explosion-proof housing for a motor according to the present invention;
2 is an exploded perspective view showing the explosion-proof housing for a motor according to the present invention.
Fig. 3 is a cross-sectional view showing an explosion-proof housing for a motor according to the present invention,

이하, 본 발명의 바람직한 실시예를 도면을 참조하여 상세하게 설명하기로 한다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

도 1 내지 도 3을 참조하면, 본 발명에 따른 모터용 방폭함(100)은 비방폭 모터(110)가 방폭을 위한 본체 하우징(120)의 내부에 배치되어, 비방폭 모터(110)가 본체 하우징(120)의 바닥면에 고정되고, 본체 하우징(120)의 어느 한 측면(121)에 형성된 축구멍(125)에 연결축(130)이 회전 가능하게 장착되며, 비방폭 모터(110)의 구동축(111)이 연결축(130)에 연결되고, 비방폭 모터(110)를 커버하도록 본체 하우징(120)에 방폭 커버(140)가 다수개의 볼트(141)에 의해 결합된다.1 to 3, the explosion-proof housing 100 for a motor according to the present invention is constructed such that a non-wide-angle motor 110 is disposed inside a main body housing 120 for explosion- A connection shaft 130 is rotatably mounted on a shaft hole 125 formed in a side surface 121 of the main body housing 120 and a connection shaft 130 is rotatably mounted on a bottom surface of the housing 120, The drive shaft 111 is connected to the connection shaft 130 and the explosion-proof cover 140 is coupled to the main body housing 120 by a plurality of bolts 141 so as to cover the non-directional motor 110.

상기와 같은 모터용 방폭함에 있어서, 본 발명에 따른 모터용 방폭함은 축구멍(125)이 형성된 본체 하우징(120)의 측면(121)에 조절밸브(200)의 개폐 정도를 나타내는 눈금자(150)가 표시되고, 연결축(130)의 선단 연결부(131)에 링크기구(160)의 일단과 지시계(170)가 결합되고, 링크기구(160)의 타단이 조절밸브(200)에 연결되어, 비방폭 모터(110)에 의해 연결축(130)이 정방향 또는 역방향으로 각회전하게 되고, 연결축(130)에 연결된 링크기구(160 ; linkage)에 의해 조절밸브(200)의 개폐량을 조절하게 될 때, 지시계(170)가 연결축(130)과 함께 회전되어, 지시계(170)가 조절밸브(200)의 개폐량을 눈금자(150)에 가리키게 된다.In the explosion-proof box for a motor according to the present invention, the explosion-proof box for motor according to the present invention includes a ruler 150 indicating the opening / closing degree of the control valve 200 on the side surface 121 of the main body housing 120, One end of the link mechanism 160 is connected to the indicator 170 and the other end of the link mechanism 160 is connected to the control valve 200 in the leading end connecting portion 131 of the connecting shaft 130, The opening and closing amount of the regulating valve 200 is controlled by the link mechanism 160 connected to the connecting shaft 130 so that the connecting shaft 130 rotates in the forward or reverse direction by the width motor 110, The indicating system 170 is rotated together with the connecting shaft 130 so that the indicator 170 indicates the amount of opening and closing of the adjusting valve 200 to the scale 150.

상기와 같은 본 발명에 따른 모터용 방폭함은 작업자가 외부에서 조절밸브(200)의 개폐량을 확인함으로써, 사용이 편리하고, 운전시간, 유지보수 및 시운전시간을 단축할 수 있으며, 연소 시스템의 제어부에 디스플레이된 제어량과 실제 조절밸브의 개폐량을 비교할 수 있어, 조절밸브(200)의 개폐량이 제어부에 의해 정확하게 제어되고 있는가를 확인할 수 있다.The explosion-proof box for a motor according to the present invention as described above can be conveniently used and can shorten the operation time, maintenance and commissioning time by confirming the opening / closing amount of the control valve 200 from the outside, It is possible to compare the amount of control displayed on the control unit with the amount of opening and closing of the actual control valve, thereby confirming whether the control amount of the control valve 200 is accurately controlled by the control unit.

상기 비방폭 모터(110)는 연소 시스템의 제어부에 의해 작동이 제어되는 가스량 조절용 모터 또는 공기 공급량 조절용 모터 중 어느 하나이며, 이미 공지되어 있어, 여기서 자세한 설명은 생략하기로 한다.The non-directional motor 110 is any one of a gas amount adjusting motor or an air amount adjusting motor, the operation of which is controlled by the control unit of the combustion system, and thus the detailed description thereof will be omitted.

상기 본체 하우징(120)은 알루미늄 주조성형되며, 축구멍(125)이 형성된 측면(121)의 맞은편 측면(122)에도 축구멍(125')이 형성되고, 각각의 축구멍(125 ; 125')에 부싱(180 ; 180')이 체결되고, 부싱(180 ; 180')의 중공부에 연결축(130 ; 130')이 회전 가능하게 끼워지며, 연결축(130 ; 130)에 스냅링(185, 186 ; 185' 186')이 장착되어, 스냅링(185, 186 ; 185' 186')에 의해 연결축(130 ; 130')이 부싱(180, 180')에서 이탈되지 않으며, 축구멍(125 ; 125')이 형성되지 않은 나머지 2개의 면(123, 124)에 케이블 홀(126, 127)이 형성되고, 어느 한 케이블 홀(127)에 전원 및 신호 케이블(도시하지 않음)이 끼워지면, 나머지 다른 케이블 홀(126)이 금속마개(128)에 의해 밀폐된다.The main body housing 120 is formed by aluminum casting and a shaft hole 125 'is formed on the opposite side surface 122 of the side surface 121 on which the shaft hole 125 is formed and each of the shaft holes 125 and 125' 130 'is rotatably fitted in the hollow portion of the bushing 180, 180', and a snap ring 185 (180 ') is fastened to the connection shaft 130 , 186 ', 185' 186 ') is mounted so that the connecting shaft 130 (130') is not released from the bushing 180, 180 'by the snap ring 185, 186 The cable holes 126 and 127 are formed on the remaining two surfaces 123 and 124 on which the power supply lines 125 and 125 'are not formed. When power and signal cables (not shown) are inserted into any one of the cable holes 127, And the other cable hole 126 is sealed by the metal stopper 128.

이것에 의해, 상기 본체 하우징(120)은 비방폭 모터(110)의 폭발 압력에 견딜 수 있어, 모터의 폭발에 따른 2차 피해를 방지할 수 있고, 안전성과 신뢰성을 확보할 수 있으며, 모터의 구성요소가 외부로 전형 노출되지 않고 완전 밀폐됨으로써, 외부의 화재에 의해 모터가 소손되거나 폭발하는 것을 방지할 수 있다.Thus, the main body housing 120 can withstand the explosion pressure of the non-directional motor 110, thereby preventing secondary damage caused by the explosion of the motor, securing safety and reliability, It is possible to prevent the motor from being burned or exploded by an external fire by completely sealing the component without being exposed to the outside.

상기 연결축(130)은 본체 하우징(120)의 안쪽에 배치되는 일단에 사각홈(131)이 형성되어, 사각홈(131)에 비방폭 모터(110)의 구동축(111)에 형성된 선단 사각 연결부(112)가 연결되고, 본체 하우징(120)의 바깥쪽에 배치되는 타단에 사각 단면의 선단 결합부(132)가 형성되어, 선단 결합부(132)에 링크기구(160)의 사각구멍(도시하지 않음)과 지시계(170)의 사각구멍(도시하지 않음)이 끼워진다.The connection shaft 130 is formed with a rectangular groove 131 at one end disposed inside the main body housing 120 so that the rectangular parallelepiped portion 131 of the connection shaft 130 is inserted into the rectangular parallelepiped portion 131 formed in the driving shaft 111 of the non- And a tip end engaging portion 132 having a rectangular cross section is formed at the other end disposed at the outer side of the main body housing 120 so that the tip engaging portion 132 is provided with a square hole And a rectangular hole (not shown) of the indicator 170 are fitted.

이것에 의해, 구동축(111)의 회전이 연결축(130)으로 정확하게 전달되고, 연결축(130)의 각회전에 대응되게 링크기구(160)와 지시계(170)가 각회전된다.As a result, the rotation of the drive shaft 111 is accurately transmitted to the connection shaft 130, and the link mechanism 160 and the indicator 170 are rotated in correspondence with the respective rotations of the connection shaft 130.

상기 눈금자(150)는 도 1 및 도 2에 도시된 범위뿐만 아니라, 조절밸브(200)의 개방각도 범위에 따라, 90도, 120도 160도 또는 180도 등 다양한 범위로 표시될 수 있고, 도 1 및 도 2에 도시된 것처럼 스티커(155)에 도시되거나, 본체 하우징(120)의 측면(121)에 표시될 수 있다.The scale 150 may be displayed in various ranges such as 90 degrees, 120 degrees 160 degrees, or 180 degrees depending on the opening angle range of the control valve 200, as well as the ranges shown in FIGS. 1 and 2, 1 and the sticker 155 as shown in FIG. 2 or may be displayed on the side 121 of the body housing 120.

상기 링크기구(160)는 제 1 링크바(161)의 일단이 연결축(130)의 선단 결합부(132)에 결합되어, 연결축(130)에 대해 직각으로 배치되고, 제 1 링크바(161)의 타단에 제 2 링크바(162)의 일단 연결부가 회전 가능하게 연결되며, 제 2 링크바(162)의 타단 연결부가 제 3 링크바(163)의 선단에 회전 가능하게 연결되고, 제 3 링크바(163)의 타단이 조절밸브(200)에 직각으로 연결된다.One end of the first link bar 161 is coupled to the front end coupling portion 132 of the coupling shaft 130 and is disposed at a right angle with respect to the coupling shaft 130, 161 is rotatably connected to one end of the second link bar 162 and the other end of the second link bar 162 is rotatably connected to the distal end of the third link bar 163, 3 link bar 163 is connected to the control valve 200 at a right angle.

이것에 의해, 연결축(130)의 각회전량이 링크기구(160)를 통해 조절밸브와 동일하게 각회전된다.As a result, each rotation amount of the connection shaft 130 is rotated through the link mechanism 160 in the same manner as the control valve.

110 : 모터 120 : 본체 하우징
130 : 연결축 140 : 방폭 커버
160 : 링크기구 170 : 지시계110: motor 120: body housing
130: connection shaft 140: explosion-proof cover
160: Link mechanism 170: Indicator

Claims (4)

비방폭 모터(110)가 방폭을 위한 본체 하우징(120)의 내부에 배치되어 바닥면에 고정되고, 본체 하우징(120)의 어느 한 측면(121)에 형성된 축구멍(125)에 연결축(130)이 장착되어 비방폭 모터(110)의 구동축(111)에 연결되며, 비방폭 모터(110)를 커버하도록 본체 하우징(120)에 방폭 커버(140)가 다수개의 볼트(141)에 의해 결합되는 모터용 방폭함에 있어서,
축구멍(125)이 형성된 본체 하우징(120)의 측면(121)에 조절밸브(200)의 개폐 정도를 나타내는 눈금자(150)가 표시되고, 연결축(130)의 선단 연결부(131)에 링크기구(160)의 일단과 지시계(170)가 결합되며, 링크기구(160)의 타단이 조절밸브(200)에 연결되어 비방폭 모터(110)에 의해 연결축(130)이 정방향 또는 역방향으로 각회전하게 되고, 연결축(130)에 연결된 링크기구(160)에 의해 조절밸브(200)의 개폐량을 조절하게 될 때 지시계(170)가 연결축(130)과 함께 회전되어 지시계(170)가 조절밸브(200)의 개폐량을 눈금자(150)에 가리키게 되며,
상기 연결축(130)은 본체 하우징(120)의 안쪽에 배치되는 일단에 사각홈(131)이 형성되어 비방폭 모터(110)의 구동축(111)에 형성된 선단 사각 연결부(112)가 연결되고, 본체 하우징(120)의 바깥쪽에 배치되는 타단에 사각 단면의 선단 결합부(132)가 형성되어 링크기구(160)의 사각구멍과 지시계(170)의 사각구멍이 각각 끼워지며,
상기 링크기구(160)는 제 1 링크바(161)의 일단이 연결축(130)의 선단 결합부(132)에 결합되어 연결축(130)에 대해 직각으로 배치되고, 제 1 링크바(161)의 타단에 제 2 링크바(162)의 일단 연결부가 회전 가능하게 연결되며, 제 2 링크바(162)의 타단 연결부가 제 3 링크바(163)의 선단에 회전 가능하게 연결되고, 제 3 링크바(163)의 타단이 조절밸브(200)에 직각으로 연결되도록 구성한 것을 특징으로 하는 모터용 방폭함.A non-directional motor 110 is disposed inside the main body housing 120 for explosion proof and is fixed to the bottom surface of the main body housing 120. The main body housing 120 has a shaft hole 125 formed in a side surface 121 thereof, The explosion-proof cover 140 is coupled to the main body housing 120 by a plurality of bolts 141 so as to cover the non-directional motor 110, and is connected to the drive shaft 111 of the non- In an explosion-proof casing for a motor,
A ruler 150 indicating the degree of opening and closing of the control valve 200 is displayed on the side surface 121 of the main body housing 120 having the shaft hole 125 formed therein, The other end of the link mechanism 160 is connected to the control valve 200 and the connection shaft 130 is rotated by the non-directional motor 110 in the forward or reverse direction When the amount of opening and closing of the control valve 200 is adjusted by the link mechanism 160 connected to the connection shaft 130, the indicator 170 is rotated together with the connection shaft 130, The amount of opening / closing of the valve 200 is indicated on the scale 150,
The connection shaft 130 is formed with a square groove 131 at one end disposed inside the main body housing 120 and is connected to the tip end rectangular connection portion 112 formed on the drive shaft 111 of the non-directional motor 110, A rectangular coupling section 132 having a rectangular cross section is formed at the other end disposed on the outer side of the main body housing 120 so that the rectangular hole of the link mechanism 160 and the rectangular hole of the indicator 170 are fitted,
One end of the first link bar 161 is coupled to the front end coupling portion 132 of the coupling shaft 130 and is disposed at right angles to the coupling shaft 130. The first link bar 161 And the other end connecting portion of the second link bar 162 is rotatably connected to the distal end of the third link bar 163, and the other end of the third link bar 163 is rotatably connected to the other end of the second link bar 162, And the other end of the link bar (163) is connected to the control valve (200) at right angles. 삭제delete 삭제delete 삭제delete
KR1020170024060A 2017-02-23 2017-02-23 Explosion-proof housing for motor KR101886306B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116799388A (en) * 2023-08-16 2023-09-22 深圳海辰储能控制技术有限公司 End cover assembly, energy storage device and electric equipment
CN116505699B (en) * 2023-04-17 2023-12-26 中山格智美电器有限公司 Explosion-proof permanent magnet direct current brushless motor with controller

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Publication number Priority date Publication date Assignee Title
JP2008075741A (en) * 2006-09-21 2008-04-03 Taiho Kogyo Co Ltd Valve assembly
KR20080053654A (en) * 2006-12-11 2008-06-16 신화기연(주) Actuator emergency driving apparatus
KR101566813B1 (en) * 2015-03-06 2015-11-09 (주)현태엔지니어링 Explosion-proof motor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008075741A (en) * 2006-09-21 2008-04-03 Taiho Kogyo Co Ltd Valve assembly
KR20080053654A (en) * 2006-12-11 2008-06-16 신화기연(주) Actuator emergency driving apparatus
KR101566813B1 (en) * 2015-03-06 2015-11-09 (주)현태엔지니어링 Explosion-proof motor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116505699B (en) * 2023-04-17 2023-12-26 中山格智美电器有限公司 Explosion-proof permanent magnet direct current brushless motor with controller
CN116799388A (en) * 2023-08-16 2023-09-22 深圳海辰储能控制技术有限公司 End cover assembly, energy storage device and electric equipment
CN116799388B (en) * 2023-08-16 2023-12-22 深圳海辰储能控制技术有限公司 End cover assembly, energy storage device and electric equipment

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