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KR102123769B1 - Air Actuating Valve Actuator Fixing Device - Google Patents

Air Actuating Valve Actuator Fixing Device Download PDF

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Publication number
KR102123769B1
KR102123769B1 KR1020190177475A KR20190177475A KR102123769B1 KR 102123769 B1 KR102123769 B1 KR 102123769B1 KR 1020190177475 A KR1020190177475 A KR 1020190177475A KR 20190177475 A KR20190177475 A KR 20190177475A KR 102123769 B1 KR102123769 B1 KR 102123769B1
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KR
South Korea
Prior art keywords
actuator
outrigger
fixing device
mounting portion
present
Prior art date
Application number
KR1020190177475A
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Korean (ko)
Inventor
박국태
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한전케이피에스 주식회사
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Priority to KR1020190177475A priority Critical patent/KR102123769B1/en
Application granted granted Critical
Publication of KR102123769B1 publication Critical patent/KR102123769B1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/26—Locking mechanisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/145—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. for steam turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/06—Servomotor systems without provision for follow-up action; Circuits therefor involving features specific to the use of a compressible medium, e.g. air, steam

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Jib Cranes (AREA)

Abstract

Provided is a fixing device for fixing a removed actuator after removing the valve actuator for air driving. According to one embodiment of the present invention, a fixing device comprises: a mounting portion formed in a circle so that an actuator is mounted when the actuator is removed; and a protrusion portion formed protruding upward from the center of the mounting portion. Therefore, there is no possibility of conduction of the actuator during work and thus thereby improving the safety of work, work efficiency is improved through the reduction of manpower and maximizing work efficiency, and the quality of valve maintenance is ensured through more stable work.

Description

공기구동용 밸브 액추에이터 취외 후 고정장치{Air Actuating Valve Actuator Fixing Device}Air Actuating Valve Actuator Fixing Device

본 발명은 고정장치에 관한 것으로, 더욱 상세하게는 공기구동용 밸브 액추에이터 취외 후 취외된 액추에이터를 고정시키는 고정장치에 관한 것이다.The present invention relates to a fixing device, and more particularly, to a fixing device for fixing the removed actuator after removing the valve actuator for air driving.

화력발전 공기구동용 밸브 분해정비 중 첫 단계로 Actuator 취외 시 Actuator의 적절한 고정방법 부재와 Actuator의 불균형한 모양, 협소한 장소 등으로 작업에 어려움이 발생한다.As the first step in the disassembly and maintenance of thermal power generation air-operated valves, difficulties arise due to the absence of an appropriate fixing method for the actuator and the unbalanced shape of the actuator and a narrow place.

구체적으로, Actuator의 고정을 위해 철사 등으로 고정하여 세워 놓으나 작업 등으로 인한 접촉으로 인해 항상 넘어질 위험에 있으며 고정을 위한 장소도 충분하지 않고, 세우지 않고 눕혀 놓을 시 Actuator의 기능상 문제 발생의 가능성이 높다. Specifically, for fixing the actuator, it is fixed and fixed with a wire, etc., but there is always a risk of falling over due to contact due to work, etc. There is not enough place for fixing, and there is a possibility of a functional problem of the actuator when lying down without standing. This is high.

따라서, 안정적인 발전소의 운전을 위하여 공기구동용 밸브의 주기적 분해/점검을 하므로 반드시 Actuator의 취외가 선 조치되어야 하며, 공기구동용 밸브 분해 작업의 편의성 및 작업능률향상과 작업자의 안전 문제 해결 또는 안전사고 방지를 위해 공기구동용 밸브 Actuator 취외 후 고정시킬 수 있는 방안의 모색이 요구된다. Therefore, the periodic disassembly/inspection of the air-driven valve is required for the stable operation of the power plant, so the actuator must be taken out beforehand, and the convenience and work efficiency of the air-driven valve disassembly work and safety problems or safety accidents of workers are resolved. In order to prevent it, it is required to find a way to fix the valve actuator for air driving after taking it out.

본 발명은 상기와 같은 문제점을 해결하기 위하여 안출된 것으로서, 본 발명의 목적은, 공기구동용 밸브 정비 시 Actuator 의 취외 후 주변구조물 등에 고정 또는 눕혀 놓던 것을 안전한 고정장치를 이용하여 세워 고정할 수 있는 고정장치를 제공함에 있다.The present invention has been devised to solve the problems as described above, and the object of the present invention is to fix and lie down or secure the surrounding structures to the surrounding structures or the like after removing the actuator during maintenance of the air-driven valve. In providing a fixing device.

상기 목적을 달성하기 위한 본 발명의 일 실시예에 따른, 고정장치는 원형으로 형성되어, 액추에이터(Actuator) 취외 시, 액추에이터가 거치되도록 하는 거치부; 및 거치부의 중심에서 상측을 향해 돌출형성된 돌출부;를 포함한다.According to an embodiment of the present invention for achieving the above object, the fixing device is formed in a circular shape, when the actuator (Actuator) is taken out, the mounting portion for mounting the actuator; And a protrusion formed protruding upward from the center of the mounting portion.

또한, 본 발명의 일 실시예에 따른, 고정장치는 액추에이터의 크기에 대한 범용성을 확보하기 위해, 거치부의 테두리를 따라 설치되는 복수의 아웃트리거;를 더 포함할 수 있다. In addition, according to an embodiment of the present invention, the fixing device may further include a plurality of outriggers installed along the rim of the mounting portion to secure versatility for the size of the actuator.

그리고 복수의 아웃트리거는, 거치부의 테두리를 따라 균일한 간격으로 배치되고, 볼트 결합될 수 있다.In addition, the plurality of outriggers are disposed at uniform intervals along the edge of the mounting portion, and may be bolted.

또한, 거치부는, 중량이 절감되도록, 복수의 아웃트리거가 설치된 영역 사이에 중량 절감용 홀이 형성될 수 있다. In addition, the mounting portion, a weight-saving hole may be formed between a plurality of outriggers installed to reduce weight.

그리고 본 발명의 일 실시예에 따른, 고정장치는 아웃트리거의 일단이 거치부에 연결되는 경우, 아웃트리거의 타측과 결합되어, 아웃트리거의 길이 또는 폭이 연장되도록 하는 연장 아웃트리거:를 더 포함할 수 있다.And according to an embodiment of the present invention, the fixing device, when one end of the outrigger is connected to the mounting portion, is coupled to the other side of the outrigger, further includes an extended outrigger to extend the length or width of the outrigger: can do.

또한, 연장 아웃트리거는, 아웃트리거와 볼트 결합될 수 있다.In addition, the extended outrigger may be bolted to the outrigger.

그리고 돌출부는, 길이방향을 따라 나사산이 형성될 수 있다. And, the protrusion may be formed with a thread in the longitudinal direction.

이상 설명한 바와 같이, 본 발명의 실시예들에 따르면, 작업 중 Actuator의 전도 가능성이 없어 작업의 안전성을 향상시키고, 인력감소 및 작업효율 극대화를 통한 작업 효율을 향상시키고, 보다 안정적인 작업을 통한 밸브정비 품질을 확보할 수 있다. As described above, according to the embodiments of the present invention, there is no possibility of conduction of the actuator during work, thereby improving the safety of work, improving work efficiency through reduction of manpower and maximizing work efficiency, and valve maintenance through more stable work. Quality can be ensured.

또한, 본 발명의 실시예들에 따르면, 주변 구조물에 철사로 고정하지 않으므로 작업현장 미관을 향상시킬 수 있다. In addition, according to embodiments of the present invention, it is possible to improve the appearance of the work site because it is not fixed to the surrounding structure with a wire.

도 1은 액추에이터가 예시된 도면,
도 2는 본 발명의 일 실시예에 따른 액추에이터 취외 후 고정장치의 설명에 제공된 도면,
도 3은, 본 발명의 일 실시예에 따른 액추에이터 취외 후 고정장치를 위에서 바라본 모습이 도시된 정면도,
도 4는, 본 발명의 일 실시예에 따른 액추에이터 취외 후 고정장치의 사시도,
도 5는 본 발명의 일 실시예에 따른 액추에이터 취외 후 고정장치가 액추에이터를 거치 후, 고정시키는 과정의 설명에 제공된 도면,
도 6은 본 발명의 일 실시예에 따른 연장 아웃트리거의 설명에 제공된 도면, 그리고
도 7은 본 발명의 다른 실시예에 따른 연장 아웃트리거의 설명에 제공된 도면이다.1 is a view illustrating an actuator,
2 is a view provided in the description of the fixing device after taking out the actuator according to an embodiment of the present invention,
3 is a front view showing a state of the actuator as viewed from above after taking out the actuator according to an embodiment of the present invention,
4 is a perspective view of a fixing device after taking out the actuator according to an embodiment of the present invention,
5 is a view provided in the description of the process of fixing the fixing device after the actuator is taken out of the actuator according to an embodiment of the present invention,
6 is a view provided in the description of the extended outrigger according to an embodiment of the present invention, and
7 is a view provided in the description of the extended outrigger according to another embodiment of the present invention.

이하에서는 도면을 참조하여 본 발명을 보다 상세하게 설명한다.Hereinafter, the present invention will be described in more detail with reference to the drawings.

도 1은 액추에이터가 예시된 도면이고, 도 2는 본 발명의 일 실시예에 따른 액추에이터 취외 후 고정장치(이하에서는 '고정장치'로 총칭하기로 함)의 설명에 제공된 도면이며, 도 3은, 본 발명의 일 실시예에 따른 고정장치를 위에서 바라본 모습이 도시된 정면도이고, 도 4는, 본 발명의 일 실시예에 따른 고정장치의 사시도이며, 도 5는 본 발명의 일 실시예에 따른 고정장치가 액추에이터를 거치 후, 고정시키는 과정의 설명에 제공된 도면이다.1 is a view illustrating an actuator, and FIG. 2 is a view provided for description of a fixing device (hereinafter, referred to collectively as a'fixing device') after taking out the actuator according to an embodiment of the present invention. A front view showing a fixing device according to an embodiment of the present invention as viewed from above, FIG. 4 is a perspective view of a fixing device according to an embodiment of the present invention, and FIG. 5 is a fixing device according to an embodiment of the present invention It is a figure provided in the description of the process of fixing after the device has passed through the actuator.

본 실시예에 따른 고정장치는 공기구동용 밸브 정비 시 액추에이터(10)의 취외 후 주변구조물 등에 고정 또는 눕혀 놓던 것을 안전한 고정장치를 이용하여 세워 고정하기 위해 마련된다.The fixing device according to the present embodiment is provided for fixing the air-actuated valve when it is removed from the actuator 10 after being taken out of the actuator 10 or by laying it on a periphery structure using a secure fixing device.

이를 위해, 고정장치는 거치부(110), 돌출부(120) 및 아웃트리거(130)를 포함할 수 있다.To this end, the fixing device may include a mounting portion 110, a protrusion portion 120, and an outrigger 130.

거치부(110)는, 원형으로 형성되어, 액추에이터(10)(Actuator) 취외 시, 액추에이터(10)가 거치되도록 할 수 있다. The mounting unit 110 is formed in a circular shape, so that the actuator 10 can be mounted when the actuator 10 is taken out.

거치부(110)는, 아웃트리거(130)와 볼트결합을 위해, 테두리를 따라 복수의 볼트 홀(111)이 마련될 수 있다. The mounting portion 110 may be provided with a plurality of bolt holes 111 along the rim for bolting with the outrigger 130.

이때, 복수의 볼트 홀(111)은, 테두리를 따라 균일한 간격으로 배치될 수 있으며, 세워 거치된 액추에이터(10)의 쓰러짐을 방지하기 위해, 적어도 4개 이상 마련되는 것이 바람직하다. At this time, the plurality of bolt holes 111, may be arranged at uniform intervals along the rim, to prevent the collapse of the vertically mounted actuator 10, it is preferable that at least four are provided.

또한, 거치부(110)는, 중량이 절감되도록 하기 위해, 볼트 홀(111) 이외에 추가로 복수의 아웃트리거(130)가 설치된 영역 사이에 중량 절감용 홀(112)이 형성될 수 있다.In addition, the mounting portion 110, in order to reduce the weight, in addition to the bolt hole 111, a plurality of outriggers 130 may be provided with a weight reducing hole 112 between the installed area.

중량 절감용 홀(112)이 형성된 거치부(110)는, 무게가 줄어, 작업자의 이동 작업에 대한 부담을 절감시킬 수 있다.The mounting portion 110 in which the hole 112 for reducing weight is formed, has a reduced weight, and can reduce the burden on the worker's moving work.

돌출부(120)는, 거치부(110)의 중심에서 상측을 향해 돌출형성되어, 별도로 마련되는 밸브 보넷 커버(Bonnet cover)의 고정부품인 Lock Nut(20)와 액추에이터(10)가 고정되도록 할 수 있다. The protruding portion 120 is formed to protrude from the center of the mounting portion 110 toward the upper side, so that the lock nut 20 and the actuator 10, which are fixing parts of a separately provided valve bonnet cover, can be fixed. have.

구체적으로, 돌출부(120)는, 길이방향을 따라 나사산(121)이 형성됨으로써, 별도로 마련되는 밸브 보넷 커버의 고정부품인 Lock Nut(20)와 액추에이터(10)가 고정되도록 할 수 있다.Specifically, the protruding portion 120 is formed with a thread 121 along the longitudinal direction, so that the lock nut 20 and the actuator 10, which are separately fixed parts of the valve bonnet cover, are provided.

아웃트리거(130)는, 액추에이터(10)의 쓰러짐을 방지하고, 다양한 크기의 액추에이터(10)에 대하여 크기에 대한 범용성을 확보하기 위해, 거치부(110)의 테두리를 따라 복수로 설치될 수 있다. The outrigger 130 may be installed in plurality along the rim of the mounting portion 110 to prevent the actuator 10 from falling and to secure versatility for the size of the actuators 10 of various sizes. .

그리고 복수의 아웃트리거(130)는, 거치부(110)의 테두리를 따라 균일한 간격으로 배치되고, 볼트 결합될 수 있다.In addition, the plurality of outriggers 130 may be disposed at uniform intervals along the rim of the mounting unit 110 and bolted.

이를 통해, 작업 중 액추에이터(10)의 전도 가능성이 없어 작업의 안전성을 향상시키고, 인력감소 및 작업효율 극대화를 통한 작업 효율을 향상시키고, 보다 안정적인 작업을 통한 밸브정비 품질을 확보할 수 있다. Through this, there is no possibility of conduction of the actuator 10 during work, thereby improving the safety of work, improving work efficiency through reducing manpower and maximizing work efficiency, and ensuring valve maintenance quality through more stable work.

도 6은 본 발명의 일 실시예에 따른 연장 아웃트리거(140)의 설명에 제공된 도면이다. 도 6을 참조하면, 본 실시예에 따른 고정장치는, 전술한 거치부(110), 돌출부(120) 및 아웃트리거(130) 이외에, 추가로 연장 아웃트리거(140)를 더 포함할 수 있다. 6 is a view provided in the description of the extended outrigger 140 according to an embodiment of the present invention. Referring to FIG. 6, the fixing device according to the present exemplary embodiment may further include an extended outrigger 140 in addition to the above-described mount 110, protrusion 120 and outrigger 130.

연장 아웃트리거(140)는, 아웃트리거(130)의 일단이 거치부(110)에 연결되는 경우, 아웃트리거(130)의 타측과 결합되어, 아웃트리거(130)의 길이가 연장되도록 할 수 있다.The extended outrigger 140, when one end of the outrigger 130 is connected to the mounting portion 110, is coupled to the other side of the outrigger 130, so that the length of the outrigger 130 can be extended .

구체적으로, 연장 아웃트리거(140)는, 아웃트리거(130)의 타측과 결합되는 부분에 볼트 결합이 가능한 체결 부재(141)가 마련되어, 아웃트리거(130)와 볼트 결합될 수 있다.Specifically, the extended outrigger 140 is provided with a fastening member 141 capable of bolt coupling to a portion that is engaged with the other side of the outrigger 130, and may be bolted to the outrigger 130.

여기서, 체결 부재(141)는, 체결 볼트일 수 있다. Here, the fastening member 141 may be a fastening bolt.

또한, 이때, 아웃트리거(130)의 타측에도 볼트 홀(미도시)이 마련될 수 있다.In addition, at this time, a bolt hole (not shown) may be provided on the other side of the outrigger 130.

본 고정장치는, 연장 아웃트리거(140)를 통해, 아웃트리거(130)만을 이용하는 경우보다, 더욱 안정적으로 대형의 액추에이터(10)에 대해서도, 쓰러짐을 방지할 수 있다. This fixing device can prevent the collapse of the large actuator 10 even more stably through the extended outrigger 140 than in the case of using only the outrigger 130.

도 7은 본 발명의 다른 실시예에 따른 연장 아웃트리거(140)의 설명에 제공된 도면이다. 본 실시예에 따른 고정장치는, 도 6을 참조하여 전술한 실시예와 마찬가지로 전술한 거치부(110), 돌출부(120) 및 아웃트리거(130) 이외에, 추가로 연장 아웃트리거(140)를 더 포함할 수 있다. 7 is a view provided in the description of the extended outrigger 140 according to another embodiment of the present invention. Fixing device according to this embodiment, in addition to the above-described mounting portion 110, the protrusion 120 and the outrigger 130, in addition to the above-described embodiment with reference to Figure 6, further extending the outrigger 140 It can contain.

본 실시예에 따른 연장 아웃트리거(140)는, 아웃트리거(130)의 일단이 거치부(110)에 연결되는 경우, 아웃트리거(130)의 양측면 중 적어도 한 측면에 결합되어, 아웃트리거(130)의 폭이 연장되도록 할 수 있다.The extended outrigger 140 according to this embodiment is coupled to at least one side of both sides of the outrigger 130 when one end of the outrigger 130 is connected to the mounting portion 110, the outrigger 130 ) Can be extended.

구체적으로, 연장 아웃트리거(140)는, 아웃트리거(130)와 결합되는 부분의 모서리에 볼트 결합이 가능한 체결 부재(141)가 마련되어, 아웃트리거(130)와 볼트 결합될 수 있으며, 체결 부재(141)의 구성은 도 6을 참조하여 전술한 바와 동일하다.Specifically, the extended outrigger 140 is provided with a fastening member 141 that can be bolted to the corner of a portion that is coupled to the outrigger 130, and can be bolted to the outrigger 130, and the fastening member ( The configuration of 141) is the same as described above with reference to FIG.

이상에서는 본 발명의 바람직한 실시예에 대하여 도시하고 설명하였지만, 본 발명은 상술한 특정의 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진자에 의해 다양한 변형실시가 가능한 것은 물론이고, 이러한 변형실시들은 본 발명의 기술적 사상이나 전망으로부터 개별적으로 이해되어져서는 안될 것이다.Although the preferred embodiments of the present invention have been illustrated and described above, the present invention is not limited to the specific embodiments described above, and it is usually in the technical field to which the present invention pertains without departing from the gist of the present invention claimed in the claims. Of course, various modifications can be made by those having knowledge of, and these modifications should not be individually understood from the technical idea or prospect of the present invention.

10 : 액추에이터
20 : Luck Nut
110 : 거치부
111 : 볼트 홀
112 : 중량 절감용 홀
120 : 돌출부
121 : 나사산
130 : 아웃트리거
140 : 연장 아웃트리거
141 : 체결 부재10: actuator
20: Luck Nut
110: mounting part
111: bolt hole
112: Weight saving hole
120: protrusion
121: thread
130: outrigger
140: extended outrigger
141: fastening member

Claims (7)

원형으로 형성되어, 액추에이터(Actuator) 취외 시, 액추에이터가 거치되도록 하는 거치부; 및
거치부의 중심에서 상측을 향해 돌출형성된 돌출부;를 포함하고,
액추에이터의 크기에 대한 범용성을 확보하기 위해, 거치부의 테두리를 따라 설치되는 복수의 아웃트리거;를 더 포함하고,
복수의 아웃트리거는,
거치부의 테두리를 따라 균일한 간격으로 배치되고, 볼트 결합되며,
거치부는,
중량이 절감되도록, 복수의 아웃트리거가 설치된 영역 사이에 중량 절감용 홀이 형성되고,
돌출부는,
길이방향을 따라 나사산이 형성되며,
고정장치는,
아웃트리거의 일단이 거치부에 연결되는 경우, 아웃트리거의 양측면 중 적어도 한 측면에 결합되어, 아웃트리거의 폭이 연장되도록 하는 연장 아웃트리거;를 더 포함하고,
연장 아웃트리거는,
아웃트리거와 결합되는 부분의 모서리에 볼트 결합이 가능한 체결 부재가 마련되어, 아웃트리거와 볼트 결합되는 것을 특징으로 하는 고정장치.It is formed in a circular shape, the mounting portion to allow the actuator to be mounted when the actuator (Actuator) is taken out; And
Containing; protruding from the center of the mounting portion toward the upper side; includes,
In order to ensure versatility for the size of the actuator, a plurality of outriggers installed along the rim of the mounting portion; further includes,
Multiple outriggers,
It is arranged at even intervals along the rim of the mount, and bolted,
The mounting part,
To reduce weight, a hole for weight reduction is formed between the regions where a plurality of outriggers are installed,
The protrusion,
A thread is formed along the longitudinal direction,
Fixing device,
When the one end of the outrigger is connected to the mounting portion, it is coupled to at least one side of both sides of the outrigger, the extended outrigger to extend the width of the outrigger; further comprising,
The extended outrigger,
Fixing device characterized in that a fastening member capable of bolting is provided at an edge of a portion that is engaged with the outrigger, and bolted with the outrigger. 삭제delete 삭제delete 삭제delete 삭제delete 삭제delete 삭제delete
KR1020190177475A 2019-12-30 2019-12-30 Air Actuating Valve Actuator Fixing Device KR102123769B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230001286U (en) 2021-12-15 2023-06-22 주식회사 한국가스기술공사 Take-up screw removal device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09151908A (en) * 1995-11-30 1997-06-10 Zexel Corp Actuator mounting structure
KR100878224B1 (en) * 2008-05-14 2009-01-13 이현주 Deferment unit assembly for supporting module of solar battery
KR20110000117A (en) * 2009-06-26 2011-01-03 현대제철 주식회사 Jig device for changing cylinder
CN203384452U (en) * 2013-06-28 2014-01-08 宁波市若驰机电制造有限公司 Square support of electric actuator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09151908A (en) * 1995-11-30 1997-06-10 Zexel Corp Actuator mounting structure
KR100878224B1 (en) * 2008-05-14 2009-01-13 이현주 Deferment unit assembly for supporting module of solar battery
KR20110000117A (en) * 2009-06-26 2011-01-03 현대제철 주식회사 Jig device for changing cylinder
CN203384452U (en) * 2013-06-28 2014-01-08 宁波市若驰机电制造有限公司 Square support of electric actuator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230001286U (en) 2021-12-15 2023-06-22 주식회사 한국가스기술공사 Take-up screw removal device

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