KR20210150809A - Vibration dampener - Google Patents

Vibration dampener Download PDF

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Publication number
KR20210150809A
KR20210150809A KR1020200067682A KR20200067682A KR20210150809A KR 20210150809 A KR20210150809 A KR 20210150809A KR 1020200067682 A KR1020200067682 A KR 1020200067682A KR 20200067682 A KR20200067682 A KR 20200067682A KR 20210150809 A KR20210150809 A KR 20210150809A
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South Korea
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vibration
cap
housing
equipment
lower substrate
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KR1020200067682A
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Korean (ko)
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KR102353424B1 (en
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박지윤
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박지윤
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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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
    • F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2238/00—Type of springs or dampers
    • F16F2238/02—Springs
    • F16F2238/026—Springs wound- or coil-like

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The present invention relates to a vibration-proof device, wherein a vibration damping unit with a built-in spring is mounted on a lower board and equipment is installed on the vibration damping unit so that vibration and noise generated from the equipment can be reduced. The vibration damping unit (2) comprises: a housing (22) with an open upper portion; a vibration damping spring (23) embedded in the housing; and a cap (25) coupled to an upper end of the housing to be movable in a vertical direction so as to close the open upper portion of the housing. The housing (22) is disposed in a recess part (11) formed in the lower board and the cap (25) is mounted to be vertically displaceable by vibration from the outside of the upper end of the housing (22). Accordingly, vibration generated during driving of equipment is transmitted to the cap and the cap is vertically displaced by elastic deformation of the spring provided on the bottom surface of the cap so that vibration is damped in such a way that the displacement of the cap is gradually reduced, and noise is also not generated. The equipment is disposed on an upper surface of the cap of the vibration-proof device by dropping the equipment from the top. Accordingly, during installation of the equipment, the equipment or vibration-proof device can be conveniently and safely installed without being damaged, and an installation operation of the equipment can be efficiently performed.

Description

방진구{VIBRATION DAMPENER}Vibration protection {VIBRATION DAMPENER}

본 발명은 방진구에 관한 것으로, 특히 장비 설치작업을 쉽게 할 수 있도록 감쇠부가 지지판 위로 돌출되지 않고 지지판 밑에 배치되게 하여 지지판을 통해 전달되는 진동을 감쇠시키도록 개선된 구조의 방진구에 관한 것이다.The present invention relates to a vibration isolator, and more particularly, to a vibration isolator having an improved structure to attenuate vibration transmitted through the support plate by disposing the damping part under the support plate without protruding above the support plate to facilitate equipment installation.

일반적으로 방진구는 진동감쇠수단을 구비하여 프레스나, 파쇄기, 발전기, 고속 타발기 및 검사장비와 같이 진동이 발생되는 고중량 장비의 설치시에 진동과 소음을 감쇠시키도록 널리 사용되고 있다.In general, the vibration isolator has a vibration damping means and is widely used to attenuate vibration and noise when installing heavy-duty equipment that generates vibration, such as a press, crusher, generator, high-speed punching machine, and inspection equipment.

이러한 방진구는 지진에 의한 진동으로 인한 장비의 가공 정밀도 저하의 문제와 장비손상의 문제 발생을 방지함과 함께, 진동에 의한 소음 발생의 문제를 방지하도록 장비를 설치하는 바닥에 필수적으로 설치하고 있다. Such a vibration-proof hole is essential to the floor where the equipment is installed to prevent the problem of deterioration of processing precision and equipment damage caused by vibration caused by earthquakes, and to prevent the problem of noise caused by vibration.

이러한 방지구의 예로는, 한국 등록특허공보 제10-1705585호(등록일자 2017년02월06일)에, 수배전반 본체와, 상기 수배전반 본체의 하부에 설치되며 상시진동과 감쇠기능을 갖는 방진유닛을 포함하고, 상기 방진유닛은, 하부프레임과, 상기 하부프레임의 상부에 설치하되, 네모서리 부위에 각각 설치되어 외부충격 및 상시 진동을 방지하는 상시 진동방진구와, 상기 하부프레임의 상부에 설치하되, 가로방향과 세로방향에 각각 설치되어 상기 수배전반 본체에 가해지는 수평방향의 전,후 및 좌,우 진동을 감쇠시키는 감쇠 스톱퍼와, 상기 상시 진동방진구 및 감쇠 스톱퍼의 상면에 안착되어지는 상부프레임을 포함하며, 상기 감쇠 스톱퍼는, 수평판부재와 수직판부재로 이루어지고, 모서리가 힌지결합되어진 브라켓트와, 상기 수평판부재에 일단이 결합되어진 수평마찰판, 상기 수직판부재에 일단이 결합되어진 수직마찰판 및 상기 수평마찰판과 수직마찰판을 결합시키는 결합부재로 이루어져 마찰에 의해 지진의 진동을 감쇠시키는 마찰감쇠부와, 일단은 상기 수평판부재에 고정되고, 타단은 상기 수직판부재에 고정되어져 상기 수평판부재에 대해 수직판부재의 회동 및 복귀가 가능하도록 하는 댐퍼부재를 포함하는 것을 특징으로 하는 상시 진동방진구와 감쇠 스톱퍼를 구비한 내진 수배전반이 개시되어 있다.As an example of such a preventive device, Korean Patent Publication No. 10-1705585 (registration date February 06, 2017) includes a switchgear body and a vibration-proof unit installed at the lower part of the switchgear body and having regular vibration and damping functions. And, the vibration-proof unit is installed on the lower frame and the upper part of the lower frame, and is installed at each of the four corners to prevent external shock and regular vibration, and is installed on the upper part of the lower frame, but horizontally It includes a damping stopper installed in the vertical and vertical directions to attenuate the front, rear and left and right vibrations in the horizontal direction applied to the switchgear body, and an upper frame that is seated on the upper surface of the regular vibration isolator and the damping stopper and the damping stopper is made of a horizontal plate member and a vertical plate member, and a bracket having a hinged edge, a horizontal friction plate having one end coupled to the horizontal plate member, a vertical friction plate having one end coupled to the vertical plate member, and A friction damping unit comprising a coupling member for coupling the horizontal friction plate and the vertical friction plate to damp vibration of an earthquake by friction, one end being fixed to the horizontal plate member, and the other end being fixed to the vertical plate member, the horizontal plate member Disclosed is a seismic switchgear having a regular vibration isolator and a damping stopper, characterized in that it includes a damper member that enables rotation and recovery of the vertical plate member with respect to the switchboard.

그러나, 상기한 종래 기술의 방진유닛은 하부프레임 위로 상시 진동방진구와 함께 감쇠스토퍼가 돌출되어 있어서 상기 하부프레임 상에 장비를 설치할 때 장비와 진동방진구의 손상 없이 배치하는 작업상의 어려움이 있어 작업 효율이 낮고 장비와 진동방진구의 접촉시에 손상이 초래될 수 있는 위험이 있었다.However, since the vibration-proof unit of the prior art has a damping stopper protruding along with the vibration isolator at all times above the lower frame, there is a difficulty in arranging the equipment without damage to the equipment and the vibration isolator when installing the equipment on the lower frame. This was low and there was a risk that damage could be caused when the equipment and the vibration isolator come into contact.

한국 등록특허공보 제10-1705585호(등록일자 2017년02월06일)Korean Patent Publication No. 10-1705585 (Registration Date February 06, 2017)

본 발명의 목적은 상기한 종래 기술의 방진구에 대한 문제점을 해결하기 위하여, 베이스 플레이트상에 방진구를 설치하고 방지구의 상면에 장비의 기부를 배치하여 고정함으로써, 장비를 손상없이 간편하게 설치할 수 있도록 하여 장비설치 작업의 효율성을 향상시키고, 효율적인 감쇠작용이 이루어지도록 개선된 구조의 방진구를 제공하는 것이다.It is an object of the present invention to solve the above-described problems with the anti-vibration sphere of the prior art, by installing the sphere on the base plate and fixing the base of the equipment on the upper surface of the sphere, so that the equipment can be easily installed without damage To improve the efficiency of equipment installation work, and to provide an improved structure of the anti-vibration hole so that an efficient damping action is made.

상기한 목적을 달성하기 위하여, 본 발명에 의한 방진구는, 하부 기판에 스프링을 내장한 진동감쇠부가 장착되어 그 위에 설치되는 장비로 부터의 진동과 소음을 저감시키도록 된 방진구에 있어서, 상기 진동감쇠부는 상부가 개방된 하우징과, 그 하우징에 내장되는 진동 감쇠용 스프링, 상기 하우징의 개방된 상부를 폐쇄하도록 하우징 상단부에서 상하 이동가능하게 결합되는 캡을 포함하며,In order to achieve the above object, in the vibration isolator according to the present invention, a vibration damping part having a built-in spring is mounted on a lower substrate to reduce vibration and noise from equipment installed thereon, the vibration The damping unit includes a housing having an open top, a vibration damping spring built into the housing, and a cap coupled to be movable up and down from the upper end of the housing to close the open upper part of the housing,

상기 하우징은 하부 기판에 형성된 요홈부에 배치되고, 상기 캡은 하우징의 상단부 외측에서 진동에 의해 상하 변위가능하게 장착된 것을 특징으로 하여 구성된다.The housing is disposed in a recess formed in the lower substrate, and the cap is configured to be vertically displaceable by vibration from the outside of the upper end of the housing.

상기 진동감쇠부의 캡은 하부 기판으로 부터 미리 설정된 소정의 높이로 볼트로 고정되는 하부기판의 중앙에 관통홀을 통해 상방향으로 돌출되어 구성된다.The cap of the vibration damping unit is configured to protrude upward through a through hole in the center of the lower substrate that is bolted to a predetermined height from the lower substrate.

상기 하부 기판과 상부 기판은 고무재층이 금속판을 둘러싸도록 형성되고, 하부기판의 금속판에는 볼트 체결공과 같은 중심을 갖는 너트가 용접된다.The lower substrate and the upper substrate are formed such that a rubber material layer surrounds a metal plate, and a nut having the same center as a bolt fastening hole is welded to the metal plate of the lower substrate.

상기 캡의 상면에는 미끄럼 방지용 패드가 부착되어 있으며, 중앙에는 그 위에 설치할 장비를 볼트로 고정하기 위한 관통공이 형성되어 있고, 상기 캡은 상단이 막힌 원통형태로 형성되고 캡이 하우징으로 부터 이탈되지 않고 유지되도록 측부의 하단에는 외측으로 돌출된 걸림턱이 복수개소에 형성되어 하우징에 장착시에 상부 기판에 형성된 관통홀의 모서리 저면에 맞물리도록 구성된다.An anti-skid pad is attached to the upper surface of the cap, and a through hole for fixing the equipment to be installed thereon with a bolt is formed in the center. At the lower end of the side portion to be maintained, a plurality of outwardly protruding locking jaws are formed in a plurality of places to engage with the bottom surface of the edge of the through hole formed in the upper substrate when mounted on the housing.

본 발명에 의한 방진구는 이와 같이, 본 발명에 의한 방진구들은 도면에 미도시된 바닥에 제공된 기부에 고정되고, 방진구의 캡(25) 상면에 장비를 설치함으로써 장비의 운전시 발생되는 진동이 캡에 전달되고 캡 저면에 제공된 스프링의 탄성변형으로 캡이 상하 변위되면서 점차 그 변위가 축소되는 식으로 진동이 감쇠되고, 소음 또한 발생되지 않게 되며, 장비를 단지 방진구의 캡 상면에 위에서 하강시켜 배치함으로써, 장비 설치시에 장비나 방진구가 손상될 염려가 없이 간편하고 안전하게 설치할 수 있게 되며, 장비 설치작업을 효율적으로 수행할 수 있게 된다. In this way, the vibration isolator according to the present invention is fixed to a base provided on the floor not shown in the drawings, and vibration generated during operation of the equipment is reduced by installing the equipment on the upper surface of the cap 25 of the vibration isolator. Vibration is attenuated in such a way that the displacement is gradually reduced as the cap is displaced up and down by the elastic deformation of the spring delivered to the cap and provided on the bottom of the cap, and the noise is also not generated. By arranging the equipment, it is possible to install the equipment simply and safely without fear of damage to the equipment or the anti-vibration sphere when installing the equipment, and it is possible to efficiently perform the equipment installation work.

도 1은 본 발명의 방진구의 사시도.
도 2는 도 1의 방진구의 분해사시도.
도 3은 도 1의 조립된 방진구의 단면도.
도 4는 도 3의 방진구 위에 장비의 기부를 고정하여 설치한 사용상태를 보여주는 개략적인 단면도. 1 is a perspective view of a vibration isolator of the present invention.
Figure 2 is an exploded perspective view of the anti-vibration sphere of Figure 1;
Figure 3 is a cross-sectional view of the assembled vibration isolator of Figure 1;
Figure 4 is a schematic cross-sectional view showing a use state installed by fixing the base of the equipment on the vibration-proof hole of Figure 3;

이하에서는 본 발명의 실시예를 도시한 첨부 도면을 참고하여 본 발명을 보다 상세히 설명하기로 한다.Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings showing embodiments of the present invention.

도 1과 2에 있어서, 본 발명에 의한 방진구는 하부 기판(1)과, 하부 기판의 중앙에 형성된 요홈부(11)에 장착되는 진동 감쇠부(2), 상기 하부 기판(1)으로 부터 미리 설정된 소정의 높이로 볼트(21)로 고정되며 중앙에 관통홀(31)이 형성된 상부 기판(3)을 포함한다.1 and 2, the vibration isolator according to the present invention includes a lower substrate 1, a vibration damping unit 2 mounted in a recess 11 formed in the center of the lower substrate, and the lower substrate 1 in advance. It is fixed with bolts 21 to a predetermined height and includes an upper substrate 3 having a through hole 31 formed in the center thereof.

상기 진동감쇠부(2)는 상부가 개방된 하우징(22)과, 그 하우징에 내장되는 진동 감쇠용 스프링(23), 상기 하우징의 개방된 상부를 폐쇄하도록 하우징 상단부에서 상하 이동가능하게 결합되는 캡(25)을 포함하며, 상기 캡(25)은 그 하측에 제공된 스프링(25)에 의해 하우징(22)에 대하여 탄성적으로 상하 이동가능하게 상부 기판(3)의 관통홀(31)로 부터 상단부가 돌출된 상태로 배치된다.The vibration damping unit 2 includes a housing 22 having an open upper portion, a vibration damping spring 23 built into the housing, and a cap movably coupled to the upper end of the housing to close the open upper portion of the housing. (25), wherein the cap (25) is elastically movable up and down with respect to the housing (22) by a spring (25) provided on its lower side from the through hole (31) of the upper substrate (3). is placed in a protruding state.

상기 하부 기판(1)과 상부 기판(3)은 고무재층(6)이 금속판(12,33)을 둘러싸도록 형성된다. 특히 하부기판(1)의 금속판(12)에는 볼트 체결공과 같은 중심을 갖는 너트(14)가 용접에 의해 고정되어 있고, 그 위로 고무재층(15,35)이 형성된다.The lower substrate 1 and the upper substrate 3 are formed such that a rubber material layer 6 surrounds the metal plates 12 and 33 . In particular, a nut 14 having the same center as a bolt fastening hole is fixed to the metal plate 12 of the lower substrate 1 by welding, and rubber material layers 15 and 35 are formed thereon.

상기 캡(25)의 상면에는 미끄럼 방지용 패드(26)가 부착되어 있으며, 중앙에는 그 위에 설치할 장비를 볼트로 고정하기 위한 관통공(27)이 형성되어 있다. 상기 캡(25)은 하우징(22)의 상단 외측에서 상하 이동가능하게 배치된다. An anti-skid pad 26 is attached to the upper surface of the cap 25, and a through hole 27 for fixing the equipment to be installed thereon with a bolt is formed in the center. The cap 25 is disposed so as to be movable up and down outside the upper end of the housing 22 .

또한, 상기 캡(25)은 상단이 막힌 원통형태로 형성되고, 측부(251)의 하단에는 외측으로 돌출된 걸림턱(252)이 복수개소에 형성어 있으며, 상기 걸림턱(252)은 하우징에 장착시에 상부 기판에 형성된 관통홀(31)의 모서리 저면에 맞물리게 됨으로써, 캡이 하우징으로 부터 이탈되지 않고 유지된다. In addition, the cap 25 is formed in a cylindrical shape with a closed upper end, and at the lower end of the side part 251, a plurality of engaging projections 252 protruding outward are formed in a plurality of places, and the engaging projection 252 is located on the housing. By engaging the lower surface of the edge of the through hole 31 formed in the upper substrate during mounting, the cap is maintained without being separated from the housing.

이로써, 본 발명에 의한 방진구는 도 3에 도시된 바와 같이, 하부 기판(1)에 대하여 볼트(21)로 미리 설정된 높이로 고정, 유지되며, 상기 하부 기판(1)과 상부 기판(3) 사이에 진동감쇠부(2)가 배치되며, 진동감쇠부(2)의 캡(25)이 상부 기판(3)의 관통홀(31)을 통해 상방으로 돌출되어 구성된다. Accordingly, as shown in FIG. 3 , the vibration isolator according to the present invention is fixed and maintained at a preset height with a bolt 21 with respect to the lower substrate 1 , and between the lower substrate 1 and the upper substrate 3 . The vibration damping part 2 is disposed on the , and the cap 25 of the vibration damping part 2 is configured to protrude upward through the through hole 31 of the upper substrate 3 .

도 4에 도시된 바와 같이, 진동감쇠부의 캡(25) 상면에 장비의 기부(6)가 배치되고 볼트(61)로 기부(6)를 관통시켜 캡(25)의 관통공(27)에 체결하여 설치한다.As shown in FIG. 4 , the base 6 of the equipment is disposed on the upper surface of the cap 25 of the vibration damping unit, and the base 6 is penetrated with a bolt 61 and fastened to the through hole 27 of the cap 25 . to install

본 발명에 의한 방진구는 도면에 미도시되었지만 바닥에 설치되는 기부판 위에 복수개소에 설치되고, 그 방진구의 캡(25) 상면에 장비의 기부를 고정한다.Although not shown in the drawings, the anti-vibration sphere according to the present invention is installed in a plurality of places on the base plate installed on the floor, and the base of the equipment is fixed to the upper surface of the cap 25 of the vibration-proof sphere.

이와 같이 방진구들 위에 설치된 장비의 작동시 발생되는 진동은 방진구의 캡(25)에 전달되고, 상기 캡(25)은 그 하측에 배치된 스프링(23)에 의해 탄성적으로 지지되므로, 캡을 통해 전달되는 진동은 캡을 상하로 변위시키고, 그러한 변위는 캡의 저면에 배치된 스프링(23)의 탄성변형에 의해 감쇠된다. As such, the vibration generated during operation of the equipment installed on the vibration-proof spheres is transmitted to the cap 25 of the vibration-proof sphere, and the cap 25 is elastically supported by the spring 23 disposed on the lower side thereof. Vibration transmitted through the cap displaces the cap up and down, and such displacement is damped by elastic deformation of the spring 23 disposed on the bottom surface of the cap.

이와 같이, 본 발명에 의한 방진구들은 도면에 미도시된 바닥에 제공된 기부에 고정되고, 방진구의 캡(25) 상면에 장비를 설치함으로써 장비의 운전시 발생되는 진동이 캡에 전달되고 캡 저면에 제공된 스프링의 탄성변형으로 캡이 상하 변위되면서 점차 그 변위가 축소되는 식으로 진동이 감쇠되고, 소음 또한 발생되지 않게 되며, 장비를 단지 방진구의 캡 상면에 위에서 하강시켜 배치함으로써, 장비 설치시에 장비나 방진구가 손상될 염려가 없이 간편하고 안전하게 설치할 수 있게 되며, 장비 설치작업을 효율적으로 수행할 수 있게 된다. In this way, the vibration isolators according to the present invention are fixed to the base provided on the floor not shown in the drawing, and by installing the equipment on the upper surface of the cap 25 of the vibration isolator, the vibration generated during the operation of the equipment is transmitted to the cap and the bottom surface of the cap As the cap is displaced up and down due to the elastic deformation of the spring provided in the device, vibration is attenuated in such a way that the displacement is gradually reduced, and noise is also not generated. It can be installed easily and safely without the risk of damage to the equipment or the dust proofing hole, and the equipment installation work can be performed efficiently.

본 발명은 프레스나, 파쇄기, 발전기, 고속 타발기 및 검사장비와 같이 진동이 발생되는 고중량 장비의 설치시에 진동과 소음을 감쇠시키도록 이용될 수 있다.The present invention can be used to attenuate vibration and noise when installing heavy-duty equipment that generates vibration, such as a press, crusher, generator, high-speed punching machine, and inspection equipment.

1 : 하부 기판 2 : 감쇠부
3 : 상부 기판 11 : 요홈부
12 : 금속판 14 : 너트
15, 35 : 고무재층 21 : 볼트
22 : 하우징 23 : 스프링
25 : 캡 26 : 패드
27 : 관통공 31 : 관통홀 1: lower substrate 2: damping part
3: upper substrate 11: groove part
12: metal plate 14: nut
15, 35: rubber material layer 21: bolt
22: housing 23: spring
25: cap 26: pad
27: through hole 31: through hole

Claims (4)

하부 기판에 스프링을 내장한 진동감쇠부가 장착되어 그 위에 설치되는 장비로 부터의 진동과 소음을 저감시키도록 된 방진구에 있어서,
상기 진동감쇠부(2)는 상부가 개방된 하우징(22)과, 그 하우징에 내장되는 진동 감쇠용 스프링(23), 상기 하우징의 개방된 상부를 폐쇄하도록 하우징 상단부에서 상하 이동가능하게 결합되는 캡(25)을 포함하며,
상기 하우징(22)은 하부 기판(1)에 형성된 요홈부(11)에 배치되고, 상기 캡(25)은 하우징(22)의 상단부 외측에서 진동에 의해 상하 변위가능하게 장착된 것을 특징으로 하는 방진구.
In the vibration isolator equipped with a vibration damping unit with a built-in spring on the lower substrate to reduce vibration and noise from equipment installed thereon,
The vibration damping unit 2 includes a housing 22 with an open upper portion, a vibration damping spring 23 built into the housing, and a cap movably coupled to the upper end of the housing to close the open upper portion of the housing. (25);
The housing 22 is disposed in the concave portion 11 formed in the lower substrate 1, and the cap 25 is mounted to be vertically displaceable by vibration from the outside of the upper end of the housing 22. Jin Goo.
 제 1항에 있어서,
상기 진동감쇠부(2)의 캡(25)은 하부 기판(1)으로 부터 미리 설정된 소정의 높이로 볼트(21)로 고정되는 하부기판(3)의 중앙에 관통홀(31)을 통해 상방향으로 돌출된 것을 특징으로 하는 방진구.
The method of claim 1,
The cap 25 of the vibration damping unit 2 moves upward through a through hole 31 in the center of the lower substrate 3 fixed with a bolt 21 to a predetermined height from the lower substrate 1 . Vibration protection, characterized in that protruding.
 제 2항에 있어서,
상기 하부 기판(1)과 상부 기판(3)은 고무재층(6)이 금속판(12,33)을 둘러싸도록 형성되고, 하부기판(1)의 금속판(12)에는 볼트 체결공과 같은 중심을 갖는 너트(14)가 용접된 것을 특징으로 하는 방진구.
3. The method of claim 2,
The lower substrate 1 and the upper substrate 3 are formed such that a rubber material layer 6 surrounds the metal plates 12 and 33, and the metal plate 12 of the lower substrate 1 has a nut having the same center as a bolt fastening hole. (14) is a vibration-proof ball, characterized in that it is welded.
 제 1항 내지 3항중 어느 한 항에 있어서,
상기 캡(25)의 상면에는 미끄럼 방지용 패드(26)가 부착되어 있으며, 중앙에는 그 위에 설치할 장비를 볼트로 고정하기 위한 관통공(27)이 형성되어 있고, 상기 캡(25)은 상단이 막힌 원통형태로 형성되고, 캡이 하우징으로 부터 이탈되지 않고 유지되도록 측부(251)의 하단에는 외측으로 돌출된 걸림턱(252)이 복수개소에 형성되어 하우징에 장착시에 상부 기판에 형성된 관통홀(31)의 모서리 저면에 맞물리도록 된 것을 특징으로 하는 방진구.
4. The method according to any one of claims 1 to 3,
An anti-skid pad 26 is attached to the upper surface of the cap 25, and a through hole 27 for fixing the equipment to be installed thereon with a bolt is formed in the center, and the cap 25 has an upper end blocked. It is formed in a cylindrical shape, and at the lower end of the side part 251 so that the cap is maintained without being separated from the housing, an outwardly protruding clasp 252 is formed in a plurality of places, and a through hole formed in the upper substrate when the cap is mounted on the housing ( 31) Vibration protection, characterized in that it is engaged with the bottom of the corner.
KR1020200067682A 2020-06-04 2020-06-04 Vibration dampener KR102353424B1 (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200314293Y1 (en) * 2003-03-05 2003-05-23 주식회사 영진브이엔씨 The frame that seal type spring mount is established
KR101418247B1 (en) * 2014-01-29 2014-07-10 추인엽 Earthquake-proof apparatus for switchgear
KR101705585B1 (en) 2016-11-11 2017-02-13 주식회사 신한중전기 Seismic switchgear having Vibration steady rest and damping stopper
KR101797438B1 (en) * 2017-06-05 2017-11-13 임종두 Distributing board with earthquake-proof function
KR20190017371A (en) * 2017-08-11 2019-02-20 박서윤 A vibration damper

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200314293Y1 (en) * 2003-03-05 2003-05-23 주식회사 영진브이엔씨 The frame that seal type spring mount is established
KR101418247B1 (en) * 2014-01-29 2014-07-10 추인엽 Earthquake-proof apparatus for switchgear
KR101705585B1 (en) 2016-11-11 2017-02-13 주식회사 신한중전기 Seismic switchgear having Vibration steady rest and damping stopper
KR101797438B1 (en) * 2017-06-05 2017-11-13 임종두 Distributing board with earthquake-proof function
KR20190017371A (en) * 2017-08-11 2019-02-20 박서윤 A vibration damper

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