KR101049742B1 - Regenerative pump controllable impeller clearance - Google Patents

Regenerative pump controllable impeller clearance Download PDF

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Publication number
KR101049742B1
KR101049742B1 KR1020100133915A KR20100133915A KR101049742B1 KR 101049742 B1 KR101049742 B1 KR 101049742B1 KR 1020100133915 A KR1020100133915 A KR 1020100133915A KR 20100133915 A KR20100133915 A KR 20100133915A KR 101049742 B1 KR101049742 B1 KR 101049742B1
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South Korea
Prior art keywords
impeller
gap
inlet
adjusting
pump
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KR1020100133915A
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Korean (ko)
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유일수
박무룡
황순찬
박준영
윤의수
최범석
한상조
서정민
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한국기계연구원
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/466—Fluid-guiding means, e.g. diffusers adjustable especially adapted for liquid fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D5/00—Pumps with circumferential or transverse flow
    • F04D5/002—Regenerative pumps
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2210/00—Working fluids
    • F05D2210/10—Kind or type
    • F05D2210/11—Kind or type liquid, i.e. incompressible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: A regenerative pump for controlling the gap of an impeller is provided to easily control the gap between an impeller and the inner wall of a pump by attaching/detaching of a gap control member. CONSTITUTION: An impeller is rotatably installed in a housing. A fluid path is formed along the edge of the impeller so that fluid moves. An inlet and an outlet are respectively communicated with the fluid path at an interval so that fluid flows into or out. The housing comprises a groove, which is formed on the space between the inlet and the outlet. A gap control member(3) is coupled to the groove to prevent flow from flowing into the inlet or the outlet and controls the gap between the inner wall of the housing and the end of the impeller.

Description

임펠러 간극 조절용 재생펌프{regenerative pump controllable impeller clearance}Regenerative pump controllable impeller clearance

본 발명은 임펠러 간극 조절용 재생펌프에 관한 것으로, 좀더 자세하게는, 유체가 재생펌프 내의 유로를 따라 흐를 때, 유로의 양단부에 형성된 흡입구와 배출구 사이에서 탈부착되도록 간극조절부재를 형성함으로써, 임펠러와 펌프 내벽 사이의 간극을 일정하게 유지하고, 유체 역류를 방지할 수 있으며, 임펠러의 회전 부하를 최소화하여 펌프의 효율을 향상시킬 수 있는 임펠러 간극 조절용 재생펌프에 관한 것이다.The present invention relates to a regeneration pump for adjusting the impeller gap, and more particularly, by forming the gap adjusting member so as to be detached between the inlet and the discharge port formed at both ends of the flow path when the fluid flows along the flow path in the regeneration pump, the impeller and the pump inner wall The present invention relates to an impeller gap regenerative pump that can maintain a constant gap therebetween, prevent fluid backflow, and improve the efficiency of the pump by minimizing the rotational load of the impeller.

첨부 도면 도 1은 일반적인 재생펌프를 도시한 분해사시도로써, 재생펌프는 회전축(11)을 중심으로 회전되는 임펠러(1)와, 임펠러(1)가 회전 가능하게 내장되는 하우징(2)을 포함한다. 하우징(2)은 임펠러(1)를 내장하기 위해 임펠러(1)를 사이에 두고 상부하우징(2a)과 하부하우징(2b)으로 분리될 수 있다. 이러한 하우징(2)의 내부에는 유입되는 유체가 이동되도록 임펠러(1)의 가장자리를 따라 유로(21)가 형성되어 있고, 유로(21)에는 유체가 흡입 또는 배출되도록 흡입구(22)와 배출구(23)가 각각 연통되어 있다. 여기서 흡입구(22)와 배출구(23) 사이에는 임펠러(1)와 이격되는 격벽이 형성되어 있다. 도면 부호 24는 임펠러(1)의 안정된 지지를 위한 지지홈이다.1 is an exploded perspective view illustrating a general regeneration pump, wherein the regeneration pump includes an impeller 1 rotated about a rotating shaft 11 and a housing 2 in which the impeller 1 is rotatably embedded. . The housing 2 may be separated into an upper housing 2a and a lower housing 2b with an impeller 1 interposed therebetween for embedding the impeller 1. Inside the housing 2, a flow path 21 is formed along the edge of the impeller 1 to move the fluid flowing therein, and the flow path 21 has an inlet 22 and an outlet 23 so that the fluid is sucked or discharged. ) Are in communication with each other. The partition wall spaced apart from the impeller 1 is formed between the suction port 22 and the discharge port 23. Reference numeral 24 denotes a support groove for stable support of the impeller 1.

하지만, 종래의 격벽은 임펠러의 내장을 위해 지지홈과 유로를 형성하는 과정에서 하우징에 일체로 형성되어 있으므로, 임펠러와 격벽 사이의 간극 조절이 어려운 문제점이 있었다.However, the conventional partition wall is integrally formed in the housing in the process of forming the support groove and the flow path for the built-in impeller, there is a problem that it is difficult to control the gap between the impeller and the partition wall.

또한, 이러한 간극 조절이 어렵기 때문에 임펠러의 회전에 따른 진동에 의해 임펠러와 격벽이 충돌함으로써, 마찰이 일어나 임펠러 또는 격벽이 마모되어 임펠러와 격벽 사이가 벌어지게 됨은 물론 소음이 발생되는 문제점이 있었다.In addition, since the gap is difficult to control, the impeller and the partition wall collide by the vibration caused by the rotation of the impeller, the friction occurs, the impeller or the partition wall is worn, there is a problem that the gap between the impeller and the partition wall as well as the noise is generated.

또한, 이러한 마찰로 인해 임펠러의 회전 부하가 증가되는 문제점이 있었다.In addition, there is a problem that the rotational load of the impeller is increased due to such friction.

또한, 임펠러와 격벽 사이의 이격거리로 인해 흡입 또는 배출되는 유체가 역류하여 펌프의 효율이 저하되는 문제점이 있었다.In addition, due to the separation distance between the impeller and the partition wall there is a problem that the efficiency of the pump is lowered due to the reverse flow of the fluid.

따라서 본 발명의 목적은 이와 같은 종래의 문제점을 해결하기 위한 것으로서, 임펠러와 격벽 사이의 간극 조절을 위해 간극조절부재가 탈부착되도록 결합됨으로써, 임펠러와 펌프 내벽 사이의 간극을 용이하게 조절할 수 있는 임펠러 간극 조절용 재생펌프를 제공함에 있다.Therefore, an object of the present invention is to solve such a conventional problem, the impeller gap that can easily adjust the gap between the impeller and the inner wall of the pump by being coupled to detach the gap adjusting member for adjusting the gap between the impeller and the partition wall. The present invention provides a regenerative pump for adjustment.

또한, 임펠러와 펌프 내벽 사이의 마찰을 억제 또는 방지하며, 소음을 줄일 수 있는 임펠러 간극 조절용 재생펌프를 제공함에 있다.In addition, to suppress or prevent friction between the impeller and the inner wall of the pump, and to provide a regeneration pump for adjusting the impeller gap that can reduce the noise.

또한, 임펠러의 회전 부하를 감소시킬 수 있는 임펠러 간극 조절용 재생펌프를 제공함에 있다.In addition, to provide a regeneration pump for adjusting the impeller gap that can reduce the rotational load of the impeller.

또한, 배출구로부터 흡입구로의 유체 역류를 방지할 수 있고, 펌프의 효율을 향상시킬 수 있는 임펠러 간극 조절용 재생펌프를 제공함에 있다.In addition, the present invention provides a regeneration pump for adjusting the impeller gap, which can prevent the backflow of fluid from the discharge port to the suction port and improve the efficiency of the pump.

상기 목적은, 본 발명에 따라, 회전축을 중심으로 회전되는 임펠러; 상기 임펠러가 회전가능하게 내장되되, 내부로 유입되는 유체가 이동되도록 상기 임펠러의 가장자리를 따라 형성된 유로, 유체가 흡입 또는 배출되도록 상호 이격된 상태에서 인접하여 상기 유로에 각각 연통되는 흡입구와 배출구, 상기 흡입구와 상기 배출구 사이의 이격 공간에 함몰 형성되는 안착홈을 포함하는 하우징; 유체가 상기 흡입구 또는 상기 배출구로 역류하는 것을 방지하기 위해 상기 안착홈에 결합되어 상기 하우징 내벽과 상기 임펠러 끝단 사이의 간격을 조절하는 간극조절부재; 를 포함하여 구성되는 임펠러 간극 조절용 재생펌프에 의해 달성된다.The object, according to the present invention, an impeller rotated about a rotation axis; The impeller is rotatably embedded, the flow path formed along the edge of the impeller to move the fluid flowing into the inlet, the suction inlet and outlet respectively communicating with the flow path adjacent to each other in a state spaced apart from each other to suck or discharge the fluid, A housing including a seating recess recessed in a spaced space between an inlet and the outlet; A gap adjusting member coupled to the seating groove to adjust a distance between the inner wall of the housing and the end of the impeller to prevent the fluid from flowing back to the inlet or the outlet; It is achieved by a regeneration pump for adjusting the impeller gap comprising a.

여기서 상기 안착홈에서 상기 간극조절부재를 탄성 지지하는 탄성부재를 더 포함하여 구성되도록 하는 것이 바람직하다.Here, it is preferable to further include an elastic member for elastically supporting the gap adjusting member in the seating groove.

여기서 상기 임펠러와 마주보는 상기 간극조절부재의 일측면에는 상기 임펠러 또는 상기 간극조절부재의 마모를 방지하기 위한 마찰부재를 더 포함하도록 하는 것이 바람직하다.Here, it is preferable to further include a friction member for preventing wear of the impeller or the gap control member on one side of the gap control member facing the impeller.

여기서 상기 간극조절부재가 상기 임펠러의 회전방향에 법선인 방향으로 이동되도록 상기 간극조절부재에는 조절부가 더 형성되도록 하는 것이 바람직하다.Here, it is preferable that the adjusting portion is further formed in the gap adjusting member so that the gap adjusting member moves in a direction normal to the rotation direction of the impeller.

본 발명에 따르면, 임펠러와 격벽 사이의 간극 조절을 위해 간극조절부재가 탈부착되도록 결합됨으로써, 임펠러와 펌프 내벽 사이의 간극을 용이하게 조절할 수 있는 임펠러 간극 조절용 재생펌프가 제공된다.According to the present invention, the gap adjusting member is detachably coupled to adjust the gap between the impeller and the partition wall, thereby providing a regeneration pump for adjusting the impeller gap, which can easily adjust the gap between the impeller and the pump inner wall.

또한, 임펠러와 펌프 내벽 사이의 마찰을 억제 또는 방지하며, 소음을 줄일 수 있는 임펠러 간극 조절용 재생펌프가 제공된다.In addition, there is provided a regeneration pump for adjusting the impeller gap, which suppresses or prevents friction between the impeller and the pump inner wall, and reduces noise.

또한, 임펠러의 회전 부하를 감소시킬 수 있는 임펠러 간극 조절용 재생펌프가 제공된다.In addition, there is provided a regeneration pump for adjusting the impeller gap, which can reduce the rotating load of the impeller.

또한, 유체가 흡입구 또는 배출구로 역류하는 것을 방지할 수 있고, 펌프의 효율을 향상시킬 수 있는 임펠러 간극 조절용 재생펌프가 제공된다.In addition, there is provided a regeneration pump for adjusting the impeller gap, which can prevent the fluid from flowing back to the inlet or outlet and improve the efficiency of the pump.

도 1은 일반적인 재생펌프를 도시한 분해사시도,
도 2는 본 발명의 일실시예에 따른 재생펌프를 도시한 분해사시도,
도 3은 본 발명의 일실시예에 따른 간극조절부재를 도시한 사시도,
도 4는 도 2의 "A" 부분에 대한 결합 상태를 도시한 횡단면도,
도 5는 도 2의 "A" 부분에 대한 결합 상태를 도시한 종단면도이다.1 is an exploded perspective view showing a typical regeneration pump;
Figure 2 is an exploded perspective view showing a regeneration pump according to an embodiment of the present invention,
3 is a perspective view showing a gap adjusting member according to an embodiment of the present invention;
4 is a cross-sectional view showing a bonding state to the portion "A" of FIG.
FIG. 5 is a longitudinal cross-sectional view illustrating a coupling state to the portion “A” of FIG. 2.

설명에 앞서, 여러 실시예에 있어서, 동일한 구성을 가지는 구성요소에 대해서는 동일한 부호를 사용하여 대표적으로 제1실시예에서 설명하고, 그 외의 실시예에서는 제1실시예와 다른 구성에 대해서 설명하기로 한다.Prior to the description, in the various embodiments, components having the same configuration will be representatively described in the first embodiment using the same reference numerals, and in other embodiments, different configurations from the first embodiment will be described. do.

이하, 첨부한 도면을 참조하여 본 발명의 일실시예에 따른 재생펌프에 대하여 상세하게 설명한다.Hereinafter, a regeneration pump according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

첨부 도면 도 2는 본 발명의 일실시예에 따른 재생펌프를 도시한 분해사시도이다. 도 2를 참조하면, 본 발명의 일실시예에 따른 재생펌프는 회전축(11)을 중심으로 회전되는 임펠러(1)가 형성되고, 임펠러(1)는 회전 가능하도록 하우징(2)에 내장된다. 하우징(2)의 내부에는 유입되는 유체가 이동되도록 임펠러(1)의 가장자리를 따라 유로(21)가 형성되어 있고, 유로(21)에는 유체가 흡입 또는 배출되도록 흡입구(22)와 배출구(23)가 각각 연통되어 있다. 흡입구(22)와 배출구(23)는 도 2에 도시된 바와 같이 상호 이격된 상태에서 인접하여 형성되어 있다.
하우징(2)은 상술한 임펠러(1)를 내장하기 위해 임펠러(1)를 사이에 두고 상부하우징(2a)과 하부하우징(2b)으로 분리되어 상호 결합하는 것이 유리하다. 그리고 상부하우징(2a)과 하부하우징(2b) 중 적어도 하나의 하우징에는 유로(21)와 흡입구(22)와 배출구(23)가 형성될 수 있다. 또한, 임펠러(1)의 안정된 지지를 위해 지지홈(24)이 함몰 형성될 수 있다.2 is an exploded perspective view showing a regeneration pump according to an embodiment of the present invention. Referring to Figure 2, the regeneration pump according to an embodiment of the present invention is formed with an impeller (1) is rotated about the rotating shaft 11, the impeller (1) is embedded in the housing (2) to be rotatable. A flow path 21 is formed along an edge of the impeller 1 to move the fluid flowing therein, and the flow path 21 has an inlet 22 and an outlet 23 so that the fluid is sucked or discharged. Are in communication with each other. The inlet port 22 and the outlet port 23 are formed adjacent to each other in a state spaced apart from each other, as shown in FIG.
The housing 2 is advantageously separated into an upper housing 2a and a lower housing 2b with the impeller 1 interposed therebetween for embedding the impeller 1 described above, and mutually coupled to each other. In addition, at least one housing of the upper housing 2a and the lower housing 2b may have a flow path 21, an inlet 22, and an outlet 23. In addition, the support groove 24 may be recessed for stable support of the impeller 1.

여기서 흡입구(22)와 배출구(23)는 상호 이격되어 있고, 흡입구(22)와 배출구(23) 사이의 이격 공간에는 안착홈(25)이 함몰 형성된다. 그리고 안착홈(25)에 간극조절부재(3)가 결합되어 탈부착되도록 함으로써, 하우징(2) 내벽과 임펠러(1) 끝단 사이의 간격을 조절할 수 있고, 간극조절부재(3)가 노후화되는 경우, 교환이 용이하도록 하는 것이 특징이다.Here, the inlet 22 and the outlet 23 are spaced apart from each other, and the seating groove 25 is recessed in the spaced space between the inlet 22 and the outlet 23. When the gap adjusting member 3 is coupled to the seating groove 25 to be detachably attached thereto, the gap between the inner wall of the housing 2 and the end of the impeller 1 can be adjusted, and the gap adjusting member 3 is aging. It is characterized by easy exchange.

본 발명의 일실시예에 따른 간극조절부재(3)는 임펠러(1)의 회전에 따라 임펠러(1)가 하우징(2) 내벽과 충돌되는 것을 방지하고, 소음을 억제해 주며, 유체의 흡입 또는 배출에 따라 유체가 역류하는 것을 방지하게 된다.The gap adjusting member 3 according to an embodiment of the present invention prevents the impeller 1 from colliding with the inner wall of the housing 2 according to the rotation of the impeller 1, suppresses noise, sucks in the fluid, or This prevents the fluid from flowing back as it exits.

첨부 도면 도 3은 본 발명의 일실시예에 따른 간극조절부재를 도시한 사시도이고, 도 4는 도 2의 "A" 부분에 대한 결합 상태를 도시한 횡단면도이며, 도 5는 도 2의 "A" 부분에 대한 결합 상태를 도시한 종단면도이다.Figure 3 is a perspective view showing a gap adjusting member according to an embodiment of the present invention, Figure 4 is a cross-sectional view showing a coupling state to the portion "A" of Figure 2, Figure 5 is a "A" of FIG. Is a longitudinal cross-sectional view showing the state of engagement of the parts.

도 3 내지 도 5를 참조하면, 본 발명의 일실시예에 따른 간극조절부재(3)는 임펠러(1)와 마주보는 일측면이 임펠러(1)의 회전 곡률과 실질적으로 동일하게 형성됨으로써, 임펠러(1)와 간극조절부재(3) 사이의 간극을 일정하게 유지할 수 있고, 임펠러(1)의 회전에 따라 간극조절부재(3)가 간섭되는 것을 방지할 수 있다.3 to 5, the gap adjusting member 3 according to the exemplary embodiment of the present invention has one side facing the impeller 1 being formed to be substantially the same as the curvature of rotation of the impeller 1, such that the impeller The gap between (1) and the gap adjustment member 3 can be kept constant, and the gap adjustment member 3 can be prevented from interfering with the rotation of the impeller 1.

또한, 본 발명의 일실시예에 따른 간극조절부재(3)는 탄성부재(5)를 더 포함할 수 있다. 탄성부재(5)는 안착홈(25)에서 간극조절부재(3)를 탄성 지지함으로써, 탄성부재(5)의 탄성력에 의해 안착홈(25) 내에서 간극조절부재(3)의 위치를 조절하고, 임펠러(1)와 간극조절부재(3) 사이의 간극 조절이 용이하도록 한다.In addition, the gap adjusting member 3 according to an embodiment of the present invention may further include an elastic member 5. The elastic member 5 elastically supports the gap adjusting member 3 in the seating groove 25, thereby adjusting the position of the gap adjusting member 3 in the seating groove 25 by the elastic force of the elastic member 5. To facilitate the gap adjustment between the impeller 1 and the gap adjusting member 3.

또한, 본 발명의 일실시예에 따른 간극조절부재(3)는 임펠러(1)와 마주보는 일측면에 형성되는 마찰부재(4)를 포함할 수 있다. 본 발명의 일실시예에서 마찰부재(4)는 솔의 형태로 형성될 수 있으나, 여기서 마찰부재(4)의 형태를 한정하는 것은 아니며, 임펠러(1)의 회전에 따라 임펠러(1) 또는 간극조절부재(3)가 마모되는 것을 방지하고, 소음을 줄일 수 있으며, 유체의 역류를 방지할 수 있으면 충분하다.In addition, the gap adjusting member 3 according to an embodiment of the present invention may include a friction member 4 formed on one side facing the impeller 1. In one embodiment of the present invention, the friction member 4 may be formed in the form of a sole, but the shape of the friction member 4 is not limited thereto, and according to the rotation of the impeller 1, the impeller 1 or the gap is provided. It is sufficient that the adjustment member 3 can be prevented from wearing out, noise can be reduced, and backflow of the fluid can be prevented.

또한, 간극조절부재(3)는 임펠러(1)의 회전 방향에 법선인 방향으로 이동되도록 하기 위해 조절부(31)가 형성될 수 있다. 조절부(31)가 형성됨에 따라 간극조절부재(3)를 미세하게 이동시켜 임펠러(1)와 간극조절부재(3) 사이의 간극 조절을 용이하게 할 수 있다.
In addition, the gap adjusting member 3 may be formed with an adjusting part 31 to be moved in the direction normal to the rotation direction of the impeller (1). As the adjusting unit 31 is formed, the gap adjusting member 3 may be moved finely to facilitate the gap adjusting between the impeller 1 and the gap adjusting member 3.

본 발명의 권리범위는 상술한 실시예에 한정되는 것이 아니라 첨부된 특허청구범위 내에서 다양한 형태의 실시예로 구현될 수 있다. 특허청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술 분야에서 통상의 지식을 가진 자라면 누구든지 변형 가능한 다양한 범위까지 본 발명의 청구범위 기재의 범위 내에 있는 것으로 본다.The scope of the present invention is not limited to the above-described embodiment, but may be embodied in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the invention claimed in the claims, it is intended that any person skilled in the art to which the present invention pertains falls within the scope of the claims described herein to various extents that can be modified.

1: 임펠러 11: 회전축 2: 하우징 21: 유로
22: 흡입구 23: 배출구 24: 지지홈 25: 안착홈
3: 간극조절부재 31: 조절부 4: 마찰부재 5: 탄성부재1: impeller 11: rotary shaft 2: housing 21: flow path
22: suction port 23: outlet 24: support groove 25: seating groove
3: gap adjusting member 31: adjusting portion 4: friction member 5: elastic member

Claims (4)

회전축을 중심으로 회전되는 임펠러;
상기 임펠러가 회전가능하게 내장되되, 내부로 유입되는 유체가 이동되도록 상기 임펠러의 가장자리를 따라 형성된 유로, 유체가 흡입 또는 배출되도록 상호 이격된 상태에서 인접하여 상기 유로에 각각 연통되는 흡입구와 배출구, 상기 흡입구와 상기 배출구 사이의 이격 공간에 함몰 형성되는 안착홈을 포함하는 하우징;
유체가 상기 흡입구 또는 상기 배출구로 역류하는 것을 방지하기 위해 상기 안착홈에 결합되어 상기 하우징 내벽과 상기 임펠러 끝단 사이의 간격을 조절하는 간극조절부재; 를 포함하여 구성되는 임펠러 간극 조절용 재생펌프.An impeller rotated about a rotation axis;
The impeller is rotatably embedded, the flow path formed along the edge of the impeller to move the fluid flowing into the inlet, the suction inlet and outlet respectively communicating with the flow path adjacent to each other in a state spaced apart from each other to suck or discharge the fluid, A housing including a seating recess recessed in a spaced space between an inlet and the outlet;
A gap adjusting member coupled to the seating groove to adjust a distance between the inner wall of the housing and the end of the impeller to prevent the fluid from flowing back to the inlet or the outlet; Regeneration pump for adjusting the impeller gap comprising a. 제1항에 있어서,
상기 안착홈에서 상기 간극조절부재를 탄성 지지하는 탄성부재를 더 포함하여 구성되는 것을 특징으로 하는 임펠러 간극 조절용 재생펌프.The method of claim 1,
Regeneration pump for adjusting the impeller gap, characterized in that further comprising an elastic member for elastically supporting the gap adjusting member in the seating groove. 제1항 또는 제2항에 있어서,
상기 임펠러와 마주보는 상기 간극조절부재의 일측면에는 상기 임펠러 또는 상기 간극조절부재의 마모를 방지하기 위한 마찰부재를 더 포함하는 것을 특징으로 하는 임펠러 간극 조절용 재생펌프.The method according to claim 1 or 2,
The impeller gap regenerative pump further comprises a friction member for preventing wear of the impeller or the gap control member on one side of the gap control member facing the impeller. 제1항 또는 제2항에 있어서,
상기 간극조절부재가 상기 임펠러의 회전방향에 법선인 방향으로 이동되도록 상기 간극조절부재에는 조절부가 더 형성되는 것을 특징으로 하는 임펠러 간극 조절용 재생펌프.The method according to claim 1 or 2,
Regeneration pump for adjusting the impeller gap, characterized in that the clearance adjustment member is further formed so that the clearance adjustment member is moved in the direction normal to the rotation direction of the impeller.
KR1020100133915A 2010-12-23 2010-12-23 Regenerative pump controllable impeller clearance KR101049742B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101201433B1 (en) 2012-08-08 2012-11-14 (주)그린텍 Apparatus for compensating pump performance
KR20160010938A (en) 2014-07-21 2016-01-29 (주)그린텍 Adjusting apparatus for impeller clearance in axial-flow pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060019722A (en) * 2004-08-30 2006-03-06 현대자동차주식회사 Adjusting apparatus of the gap in water pump
JP2009052490A (en) 2007-08-28 2009-03-12 Mazda Motor Corp Water pump for engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060019722A (en) * 2004-08-30 2006-03-06 현대자동차주식회사 Adjusting apparatus of the gap in water pump
JP2009052490A (en) 2007-08-28 2009-03-12 Mazda Motor Corp Water pump for engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101201433B1 (en) 2012-08-08 2012-11-14 (주)그린텍 Apparatus for compensating pump performance
KR20160010938A (en) 2014-07-21 2016-01-29 (주)그린텍 Adjusting apparatus for impeller clearance in axial-flow pump

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