KR101544738B1 - Pan for projector with cover - Google Patents

Pan for projector with cover Download PDF

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Publication number
KR101544738B1
KR101544738B1 KR1020130032985A KR20130032985A KR101544738B1 KR 101544738 B1 KR101544738 B1 KR 101544738B1 KR 1020130032985 A KR1020130032985 A KR 1020130032985A KR 20130032985 A KR20130032985 A KR 20130032985A KR 101544738 B1 KR101544738 B1 KR 101544738B1
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South Korea
Prior art keywords
fan
fan case
cover
projector
present
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KR1020130032985A
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Korean (ko)
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KR20140117968A (en
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김선규
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주식회사 디에스테크
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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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic 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
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/002—Details, component parts, or accessories especially adapted for elastic 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • 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
    • F05D2210/12—Kind or type gaseous, i.e. compressible
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • 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)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)

Abstract

본 발명에 따른 커버가 구비된 영사기용 팬은 팬, 팬을 내부에 수용하는 팬 케이스; 및 팬 케이스의 일측에 천공되어 형성된 구멍을 커버하기 위한 커버를 포함하는 것을 특징으로 하되, 커버가 팬 케이스에 형성된 구멍과 동일한 구조의 투명 편 및 투명 편을 팬 케이스에 고정시키기 위한 고정편를 더 포함하여, 팬으로 유입되는 이물질을 차단함으로써, 스크린상에서 상영되는 영상물의 노이즈 발생을 방지할 수 있는 효과가 있고, 영사기의 수명을 연장할 수 있는 효과가 있다. A fan for a projector having a cover according to the present invention includes a fan case and a fan case, And a cover for covering the hole formed at one side of the fan case, wherein the cover further includes a transparent piece having the same structure as the hole formed in the fan case and a fixing piece for fixing the transparent piece to the fan case Thus, it is possible to prevent the occurrence of noise in the video image displayed on the screen by blocking the foreign substances flowing into the fan, and the life of the projector can be prolonged.

Description

커버가 구비된 영사기용 팬{PAN FOR PROJECTOR WITH COVER}TECHNICAL FIELD [0001] The present invention relates to a fan for a projector equipped with a cover (PAN FOR PROJECTOR WITH COVER)

본 발명은 커버가 구비된 영사기용 팬에 관한 것으로서, 더욱 상세하게는 영상물을 상영하는 영사기의 팬에 설치되어 먼지와 같은 이물질이 끼는 것을 방지함으로써, 스크린 상에서 상영되는 영상물에 노이즈가 생기는 것을 방지하기 위한 커버가 구비된 영사기용 팬에 관한 것이다. The present invention relates to a fan for a projector equipped with a cover, and more particularly, to a fan for a projector which is installed on a fan of a projector for displaying a video image to prevent foreign matter such as dust from being caught, thereby preventing noise from occurring on a video image displayed on the screen To a projector fan.

종래의 영사기용 팬은 커버가 구비되어 있지 않은 구조로 이루어져 있다.The conventional projector fan has a structure without a cover.

즉, 도 1에 도시된 바와 같이, 종래 영사기(1)의 팬(2)에는 별도의 커버가 구비되어 있지 않아 장기간 사용시, 먼지를 포함한 공기 중의 이물질이 유입되어 상영되는 영상물의 영상화질을 떨어트리고, 고장을 발생시킬 수 있는 문제점이 있다. That is, as shown in FIG. 1, the fan 2 of the conventional projector 1 is not provided with a separate cover, so that when used for a long period of time, the image quality of a video object, , There is a problem that failure can be caused.

대한민국 공개특허 제10-1997-7000876호(1997.02.12)Korean Patent Publication No. 10-1997-7000876 (Feb.

본 발명은 상술한 문제점을 해결하기 위하여, 영상물을 상영하는 영사기의 팬에 커버를 설치하여, 먼지와 같은 이물질이 유입되는 것을 방지함으로써, 스크린 상에서 상영되는 영상물에 노이즈가 생기는 것을 방지할 수 있는 커버가 구비된 영사기용 팬을 제공하는 것이다.SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a cover for a fan of a projector that displays a video image so as to prevent foreign substances such as dust from entering, And a fan for the projector.

상술한 목적을 달성하기 위한, 본 발명에 따른 커버가 구비된 영사기용 팬은 팬; 팬을 내부에 수용하는 팬 케이스; 및 팬 케이스의 일측에 천공되어 형성된 구멍을 커버하기 위한 커버;를 포함하는 것을 특징으로 하되, 커버가 팬 케이스에 형성된 구멍과 동일한 구조의 투명 편; 및 투명 편을 팬 케이스에 고정시키기 위한 고정편;를 더 포함하는 것을 특징으로 한다.According to an aspect of the present invention, there is provided a fan for a projector having a cover according to the present invention, A fan case for accommodating the fan therein; And a cover for covering the hole formed in one side of the fan case, wherein the cover has the same structure as the hole formed in the fan case; And a fixing piece for fixing the transparent piece to the fan case.

또한, 상술한 목적을 달성하기 위한, 본 발명에 따른 커버가 구비된 영사기용 팬은 팬 케이스의 천공된 구멍 주변으로 가이드부가 형성되어 있는 것을 특징으로 하고, 팬 케이스와 고정편에는 나사구멍이 형성되어 나사결합되는 것을 특징으로 하며, 원형의 팬 케이스 외주면으로 복수의 환풍구가 형성되어 있는 것을 특징으로 한다.According to another aspect of the present invention, there is provided a projector fan with a cover according to the present invention, wherein a guide portion is formed around a perforated hole of the fan case, wherein a screw hole is formed in the fan case and the fixing piece And is characterized in that a plurality of vents are formed on the outer circumferential surface of the circular fan case.

본 발명에 따른 커버가 구비된 영사기용 팬은 팬으로 유입되는 이물질을 차단함으로써, 스크린상에서 상영되는 영상물의 노이즈 발생을 방지할 수 있는 효과가 있고, 영사기의 수명을 연장할 수 있는 효과가 있다. The projector fan with the cover according to the present invention is capable of preventing the occurrence of noise of video images displayed on the screen by blocking foreign substances flowing into the fan, and has an effect of prolonging the life of the projector.

도 1은 팬 커버가 구비되지 않은 종래의 영사기를 도시한 도면,
도 2는 본 발명에 따른 커버가 구비된 영사기용 팬을 도시한 도면,
도 3은 본 발명에 따른 커버가 구비된 영사기용 팬에 형성된 커버의 분해 사시도, 및
도 4는 본 발명에 따른 커버가 구비된 영사기용 팬의 원형 외주면에 형성된 환풍구를 도시한 도면이다.1 shows a conventional projector without a fan cover,
FIG. 2 illustrates a projector fan with a cover according to the present invention, FIG.
3 is an exploded perspective view of a cover formed in a fan for a projector provided with a cover according to the present invention, and Fig.
4 is a view showing a vent hole formed in a circular outer circumferential surface of a projector fan with a cover according to the present invention.

이하, 첨부 도면을 참조하여 본 발명의 실시예를 보다 상세하게 설명하고자 한다. 이에 앞서, 본 명세서 및 청구범위에 사용된 용어나 단어는 통상적이거나 사전적인 의미로 한정하여 해석되어서는 아니 되며, 발명자는 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다는 원칙에 입각하여, 본 발명의 기술적 사상에 부합하는 의미와 개념으로 해석되어야만 한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concept of the term appropriately in order to describe its own invention in the best way. The present invention should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

따라서, 본 명세서에 기재된 실시예와 도면에 도시된 구성은 본 발명의 가장 바람직한 일 실시예에 불과할 뿐이고 본 발명의 기술적 사상을 모두 대변하는 것은 아니므로, 본 출원시점에 있어서 이들을 대체할 수 있는 다양한 균등물과 변형예들이 있을 수 있음을 이해하여야 한다.Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

도 2는 본 발명에 따른 커버가 구비된 영사기용 팬을 도시한 도면이다.2 is a view illustrating a projector fan having a cover according to the present invention.

먼저, 도 2에 도시된 바와 같이 본 발명에 따른 커버가 구비된 영사기용 팬은 팬 케이스(10), 팬 및 커버(30)를 포함한다.First, as shown in FIG. 2, a fan for a projector equipped with a cover according to the present invention includes a fan case 10, a fan, and a cover 30.

상기 팬 케이스(10)는 원형으로 이루어져, 상부와 하부가 결합하는 구성이다.The fan case 10 is circular and has an upper portion and a lower portion coupled to each other.

한편, 상기 팬은 상기 팬 케이스(10) 내부에 수용되어 회전한다.Meanwhile, the fan is housed in the fan case 10 and rotates.

상기 커버(30)는 투명하게 이루어져 상기 팬 케이스(10)의 일측에 천공되어 형성된 구멍(11)을 커버한다. The cover 30 is transparent and covers the hole 11 formed at one side of the fan case 10.

도 3을 참조하여 보다 구체적으로 설명한다.Will be described in more detail with reference to FIG.

참고로, 도 3은 상기 팬 케이스(10) 형성된 커버(30)의 분해 사시도 이다.3 is an exploded perspective view of the cover 30 formed with the fan case 10. As shown in FIG.

도 3에 도시된 바와 같이, 상기 커버(30)는 투명 편(31), 고정편(32)을 포함한다.As shown in FIG. 3, the cover 30 includes a transparent piece 31 and a fixing piece 32.

유리 또는 아크릴 성분으로 이루어진 상기 투명 편(31)은 상기 팬 케이스(10)의 천공된 구멍(11) 주변으로 형성된 음각의 가이드부(12)로 수용되어 장착된다.The transparent piece 31 made of glass or an acrylic component is received and mounted in the guide portion 12 formed at the periphery of the perforated hole 11 of the fan case 10.

상술한 바와 같이, 상기 투명 편(31)이 상기 팬 케이스(10)의 가이드부(12)에 수용되어 장착되는 것은 상기 투명 편(31)이 상기 팬 케이스(10)에 움직임 없이 장착될 수 있도록 하기 위함이다.The transparent piece 31 is received in the guide portion 12 of the fan case 10 so that the transparent piece 31 can be mounted on the fan case 10 without movement .

이후, 상기 투명 편(31)이 상기 팬 케이스(10)의 가이드부(12)에 수용되어 장착되고 나면, 상기 팬 케이스(10)의 천공된 구멍(11)과 동일한 구조의 상기 고정편(32)이 상기 투명 편(31) 위로 고정되게 된다.After the transparent piece 31 is received and mounted in the guide portion 12 of the fan case 10, the fixing piece 32 having the same structure as the perforated hole 11 of the fan case 10 ) Is fixed on the transparent piece 31. [

한편, 상기 고정편(32)은 상기 팬 케이스(10)와의 결합력이 더욱 강화될 수 있도록, 상기 고정편(32)에 형성된 나사구멍(33)과 상기 팬 케이스(10)에 형성된 나사구멍(13)이 일치된 후 나사로 결합 된다. The fixing piece 32 is screwed into the screw hole 33 formed in the fixing piece 32 and the screw hole 13 formed in the fan case 10 so that the coupling force of the fixing piece 32 with the fan case 10 can be further strengthened. ) Are matched and then screwed together.

마지막으로, 상기 팬 케이스(10)의 원형 외주면에는 도 4에 도시된 바와 같이 복수의 환풍구(14)가 형성되어 팬 케이스(10) 내부의 팬이 회전함에 따라 케이스 내부의 공기가 원활하게 순환할 수 있도록 하고, 영사기에서 발생하는 열을 방열시킬 수 있다.Finally, as shown in FIG. 4, a plurality of air vents 14 are formed on the circular outer circumferential surface of the fan case 10 to circulate air in the case smoothly as the fan inside the fan case 10 rotates And the heat generated from the projector can be dissipated.

참고로, 도 4는 본 발명에 따른 커버가 구비된 영사기용 팬의 원형 외주면에 형성된 환풍구를 도시한 도면이다.4 is a view illustrating a vent hole formed in a circular outer circumferential surface of a fan for a projector provided with a cover according to the present invention.

이상과 같이, 본 발명은 비록 한정된 실시예와 도면에 의해 설명되었으나, 본 발명은 이것에 의해 한정되지 않으며 본 발명이 속하는 기술분야에서 통상의 지식을 가진 자에 의해 본 발명의 기술 사상과 하기에 기재될 청구범위의 균등 범위 내에서 다양한 수정 및 변형이 가능함은 물론이다. While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It is to be understood that various modifications and changes may be made without departing from the scope of the appended claims.


10 : 팬 케이스
11 : 팬 케이스의 천공된 구멍
12 : 가이드부
13 : 팬 케이스의 나사구멍
14 : 환풍구
30 : 커버
31 : 투명 편
32 : 고정편
33 : 고정편의 나사구멍10: Fan case
11: Perforated hole of fan case
12:
13: Screw hole in fan case
14: Vents
30: cover
31: transparent piece
32:
33: Screw hole of fixing piece

Claims (5)

팬;
상기 팬을 내부에 수용하는 팬 케이스; 및
상기 팬 케이스의 일측에 천공되어 형성된 구멍을 커버하기 위한 커버;를 포함하되,
상기 팬 케이스의 천공된 구멍 주변으로 상기 팬 케이스의 표면에서 소정 깊이만큼 하부로 단차지게 음각의 가이드부가 형성되고,
원형의 상기 팬 케이스 외주면 중, 하부 반원에 해당되는 부분의 외주면으로만 복수의 환풍구가 형성되어 있는 것을 특징으로 하는 커버가 구비된 영사기용 팬.
Pan;
A fan case for accommodating the fan therein; And
And a cover for covering the hole formed in one side of the fan case,
Wherein a guide portion is formed at the periphery of the perforated hole of the fan case so as to be stepped downward by a predetermined depth from the surface of the fan case,
Wherein a plurality of vent holes is formed only in an outer circumferential surface of a portion corresponding to a lower semicircle of a circular outer circumferential surface of the fan case.
제 1항에 있어서,
상기 커버는
상기 팬 케이스에 형성된 구멍과 동일한 구조의 투명 편; 및
상기 투명 편을 상기 팬 케이스에 고정시키기 위한 고정편;를 포함하는 것을 특징으로 하는 커버가 구비된 영사기용 팬.
The method according to claim 1,
The cover
A transparent piece having the same structure as the hole formed in the fan case; And
And a fixing piece for fixing the transparent piece to the fan case.
삭제delete 제 2항에 있어서,
상기 팬 케이스와 상기 고정편에는 나사구멍이 형성되어 나사결합되는 것을 특징으로 하는 커버가 구비된 영사기용 팬.




3. The method of claim 2,
Wherein the fan case and the fixing piece are formed with screw holes and screwed into the fan case.




삭제delete
KR1020130032985A 2013-03-27 2013-03-27 Pan for projector with cover KR101544738B1 (en)

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KR101544738B1 true KR101544738B1 (en) 2015-08-17

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Country Status (1)

Country Link
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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200214638Y1 (en) * 2000-06-10 2001-02-15 김이수 The sight glass that attached for centrifugal, axial flow, axial mixed flow pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200214638Y1 (en) * 2000-06-10 2001-02-15 김이수 The sight glass that attached for centrifugal, axial flow, axial mixed flow pump

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